diff options
| author | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-18 11:42:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-18 11:42:35 -0700 |
| commit | 0e396ee43e445cb7c215a98da4e76d0ce354d9d7 (patch) | |
| tree | a6fde6a33965abb6077420cda31e3f1fbe8d3891 | |
| parent | b8112df71cae7d6a86158caeb19d215f56c4f9ab (diff) | |
| parent | 2089a0d38bc9c2cdd084207ebf7082b18cf4bf58 (diff) | |
| download | linux-0e396ee43e445cb7c215a98da4e76d0ce354d9d7.tar.bz2 | |
Manual merge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/jgarzik/netdev-2.6.git
This is a fixed-up version of the broken "upstream-2.6.13" branch, where
I re-did the manual merge of drivers/net/r8169.c by hand, and made sure
the history is all good.
38 files changed, 9416 insertions, 3857 deletions
diff --git a/Documentation/networking/generic-hdlc.txt b/Documentation/networking/generic-hdlc.txt index 7d1dc6b884f3..31bc8b759b75 100644 --- a/Documentation/networking/generic-hdlc.txt +++ b/Documentation/networking/generic-hdlc.txt @@ -1,21 +1,21 @@ Generic HDLC layer Krzysztof Halasa <khc@pm.waw.pl> -January, 2003 Generic HDLC layer currently supports: -- Frame Relay (ANSI, CCITT and no LMI), with ARP support (no InARP). - Normal (routed) and Ethernet-bridged (Ethernet device emulation) - interfaces can share a single PVC. -- raw HDLC - either IP (IPv4) interface or Ethernet device emulation. -- Cisco HDLC, -- PPP (uses syncppp.c), -- X.25 (uses X.25 routines). - -There are hardware drivers for the following cards: -- C101 by Moxa Technologies Co., Ltd. -- RISCom/N2 by SDL Communications Inc. -- and others, some not in the official kernel. +1. Frame Relay (ANSI, CCITT, Cisco and no LMI). + - Normal (routed) and Ethernet-bridged (Ethernet device emulation) + interfaces can share a single PVC. + - ARP support (no InARP support in the kernel - there is an + experimental InARP user-space daemon available on: + http://www.kernel.org/pub/linux/utils/net/hdlc/). +2. raw HDLC - either IP (IPv4) interface or Ethernet device emulation. +3. Cisco HDLC. +4. PPP (uses syncppp.c). +5. X.25 (uses X.25 routines). + +Generic HDLC is a protocol driver only - it needs a low-level driver +for your particular hardware. Ethernet device emulation (using HDLC or Frame-Relay PVC) is compatible with IEEE 802.1Q (VLANs) and 802.1D (Ethernet bridging). @@ -24,7 +24,7 @@ with IEEE 802.1Q (VLANs) and 802.1D (Ethernet bridging). Make sure the hdlc.o and the hardware driver are loaded. It should create a number of "hdlc" (hdlc0 etc) network devices, one for each WAN port. You'll need the "sethdlc" utility, get it from: - http://hq.pm.waw.pl/hdlc/ + http://www.kernel.org/pub/linux/utils/net/hdlc/ Compile sethdlc.c utility: gcc -O2 -Wall -o sethdlc sethdlc.c @@ -52,12 +52,12 @@ Setting interface: * v35 | rs232 | x21 | t1 | e1 - sets physical interface for a given port if the card has software-selectable interfaces loopback - activate hardware loopback (for testing only) -* clock ext - external clock (uses DTE RX and TX clock) -* clock int - internal clock (provides clock signal on DCE clock output) -* clock txint - TX internal, RX external (provides TX clock on DCE output) -* clock txfromrx - TX clock derived from RX clock (TX clock on DCE output) -* rate - sets clock rate in bps (not required for external clock or - for txfromrx) +* clock ext - both RX clock and TX clock external +* clock int - both RX clock and TX clock internal +* clock txint - RX clock external, TX clock internal +* clock txfromrx - RX clock external, TX clock derived from RX clock +* rate - sets clock rate in bps (for "int" or "txint" clock only) + Setting protocol: @@ -79,7 +79,7 @@ Setting protocol: * x25 - sets X.25 mode * fr - Frame Relay mode - lmi ansi / ccitt / none - LMI (link management) type + lmi ansi / ccitt / cisco / none - LMI (link management) type dce - Frame Relay DCE (network) side LMI instead of default DTE (user). It has nothing to do with clocks! t391 - link integrity verification polling timer (in seconds) - user @@ -119,13 +119,14 @@ or -If you have a problem with N2 or C101 card, you can issue the "private" -command to see port's packet descriptor rings (in kernel logs): +If you have a problem with N2, C101 or PLX200SYN card, you can issue the +"private" command to see port's packet descriptor rings (in kernel logs): sethdlc hdlc0 private -The hardware driver has to be build with CONFIG_HDLC_DEBUG_RINGS. +The hardware driver has to be build with #define DEBUG_RINGS. Attaching this info to bug reports would be helpful. Anyway, let me know if you have problems using this. -For patches and other info look at http://hq.pm.waw.pl/hdlc/ +For patches and other info look at: +<http://www.kernel.org/pub/linux/utils/net/hdlc/>. diff --git a/Documentation/networking/multicast.txt b/Documentation/networking/multicast.txt index 5049a64313d1..b06c8c69266f 100644 --- a/Documentation/networking/multicast.txt +++ b/Documentation/networking/multicast.txt @@ -47,7 +47,6 @@ ni52 <------------------ Buggy ------------------> ni65 YES YES YES Software(#) seeq NO NO NO N/A sgiseek <------------------ Buggy ------------------> -sk_g16 NO NO YES N/A smc-ultra YES YES YES Hardware sunlance YES YES YES Hardware tulip YES YES YES Hardware diff --git a/Documentation/networking/net-modules.txt b/Documentation/networking/net-modules.txt index 3830a83513d2..0b27863f155c 100644 --- a/Documentation/networking/net-modules.txt +++ b/Documentation/networking/net-modules.txt @@ -284,9 +284,6 @@ ppp.c: seeq8005.c: *Not modularized* (Probes ports: 0x300, 0x320, 0x340, 0x360) -sk_g16.c: *Not modularized* - (Probes ports: 0x100, 0x180, 0x208, 0x220m 0x288, 0x320, 0x328, 0x390) - skeleton.c: *Skeleton* slhc.c: diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c index d639cb8dc461..72cdf19e1be1 100644 --- a/drivers/net/8139cp.c +++ b/drivers/net/8139cp.c @@ -54,6 +54,7 @@ #include <linux/config.h> #include <linux/module.h> +#include <linux/moduleparam.h> #include <linux/kernel.h> #include <linux/compiler.h> #include <linux/netdevice.h> @@ -91,16 +92,17 @@ KERN_INFO DRV_NAME ": 10/100 PCI Ethernet driver v" DRV_VERSION " (" DRV_RELDATE MODULE_AUTHOR("Jeff Garzik <jgarzik@pobox.com>"); MODULE_DESCRIPTION("RealTek RTL-8139C+ series 10/100 PCI Ethernet driver"); +MODULE_VERSION(DRV_VERSION); MODULE_LICENSE("GPL"); static int debug = -1; -MODULE_PARM (debug, "i"); +module_param(debug, int, 0); MODULE_PARM_DESC (debug, "8139cp: bitmapped message enable number"); /* Maximum number of multicast addresses to filter (vs. Rx-all-multicast). The RTL chips use a 64 element hash table based on the Ethernet CRC. */ static int multicast_filter_limit = 32; -MODULE_PARM (multicast_filter_limit, "i"); +module_param(multicast_filter_limit, int, 0); MODULE_PARM_DESC (multicast_filter_limit, "8139cp: maximum number of filtered multicast addresses"); #define PFX DRV_NAME ": " @@ -186,6 +188,9 @@ enum { RingEnd = (1 << 30), /* End of descriptor ring */ FirstFrag = (1 << 29), /* First segment of a packet */ LastFrag = (1 << 28), /* Final segment of a packet */ + LargeSend = (1 << 27), /* TCP Large Send Offload (TSO) */ + MSSShift = 16, /* MSS value position */ + MSSMask = 0xfff, /* MSS value: 11 bits */ TxError = (1 << 23), /* Tx error summary */ RxError = (1 << 20), /* Rx error summary */ IPCS = (1 << 18), /* Calculate IP checksum */ @@ -312,7 +317,7 @@ struct cp_desc { struct ring_info { struct sk_buff *skb; dma_addr_t mapping; - unsigned frag; + u32 len; }; struct cp_dma_stats { @@ -394,6 +399,9 @@ struct cp_private { static void __cp_set_rx_mode (struct net_device *dev); static void cp_tx (struct cp_private *cp); static void cp_clean_rings (struct cp_private *cp); +#ifdef CONFIG_NET_POLL_CONTROLLER +static void cp_poll_controller(struct net_device *dev); +#endif static struct pci_device_id cp_pci_tbl[] = { { PCI_VENDOR_ID_REALTEK, PCI_DEVICE_ID_REALTEK_8139, @@ -688,6 +696,19 @@ cp_interrupt (int irq, void *dev_instance, struct pt_regs *regs) return IRQ_HANDLED; } +#ifdef CONFIG_NET_POLL_CONTROLLER +/* + * Polling receive - used by netconsole and other diagnostic tools + * to allow network i/o with interrupts disabled. + */ +static void cp_poll_controller(struct net_device *dev) +{ + disable_irq(dev->irq); + cp_interrupt(dev->irq, dev, NULL); + enable_irq(dev->irq); +} +#endif + static void cp_tx (struct cp_private *cp) { unsigned tx_head = cp->tx_head; @@ -707,7 +728,7 @@ static void cp_tx (struct cp_private *cp) BUG(); pci_unmap_single(cp->pdev, cp->tx_skb[tx_tail].mapping, - skb->len, PCI_DMA_TODEVICE); + cp->tx_skb[tx_tail].len, PCI_DMA_TODEVICE); if (status & LastFrag) { if (status & (TxError | TxFIFOUnder)) { @@ -749,10 +770,11 @@ static int cp_start_xmit (struct sk_buff *skb, struct net_device *dev) { struct cp_private *cp = netdev_priv(dev); unsigned entry; - u32 eor; + u32 eor, flags; #if CP_VLAN_TAG_USED u32 vlan_tag = 0; #endif + int mss = 0; spin_lock_irq(&cp->lock); @@ -772,6 +794,9 @@ static int cp_start_xmit (struct sk_buff *skb, struct net_device *dev) entry = cp->tx_head; eor = (entry == (CP_TX_RING_SIZE - 1)) ? RingEnd : 0; + if (dev->features & NETIF_F_TSO) + mss = skb_shinfo(skb)->tso_size; + if (skb_shinfo(skb)->nr_frags == 0) { struct cp_desc *txd = &cp->tx_ring[entry]; u32 len; @@ -783,26 +808,26 @@ static int cp_start_xmit (struct sk_buff *skb, struct net_device *dev) txd->addr = cpu_to_le64(mapping); wmb(); - if (skb->ip_summed == CHECKSUM_HW) { + flags = eor | len | DescOwn | FirstFrag | LastFrag; + + if (mss) + flags |= LargeSend | ((mss & MSSMask) << MSSShift); + else if (skb->ip_summed == CHECKSUM_HW) { const struct iphdr *ip = skb->nh.iph; if (ip->protocol == IPPROTO_TCP) - txd->opts1 = cpu_to_le32(eor | len | DescOwn | - FirstFrag | LastFrag | - IPCS | TCPCS); + flags |= IPCS | TCPCS; else if (ip->protocol == IPPROTO_UDP) - txd->opts1 = cpu_to_le32(eor | len | DescOwn | - FirstFrag | LastFrag | - IPCS | UDPCS); + flags |= IPCS | UDPCS; else - BUG(); - } else - txd->opts1 = cpu_to_le32(eor | len | DescOwn | - FirstFrag | LastFrag); + WARN_ON(1); /* we need a WARN() */ + } + + txd->opts1 = cpu_to_le32(flags); wmb(); cp->tx_skb[entry].skb = skb; cp->tx_skb[entry].mapping = mapping; - cp->tx_skb[entry].frag = 0; + cp->tx_skb[entry].len = len; entry = NEXT_TX(entry); } else { struct cp_desc *txd; @@ -820,7 +845,7 @@ static int cp_start_xmit (struct sk_buff *skb, struct net_device *dev) first_len, PCI_DMA_TODEVICE); cp->tx_skb[entry].skb = skb; cp->tx_skb[entry].mapping = first_mapping; - cp->tx_skb[entry].frag = 1; + cp->tx_skb[entry].len = first_len; entry = NEXT_TX(entry); for (frag = 0; frag < skb_shinfo(skb)->nr_frags; frag++) { @@ -836,16 +861,19 @@ static int cp_start_xmit (struct sk_buff *skb, struct net_device *dev) len, PCI_DMA_TODEVICE); eor = (entry == (CP_TX_RING_SIZE - 1)) ? RingEnd : 0; - if (skb->ip_summed == CHECKSUM_HW) { - ctrl = eor | len | DescOwn | IPCS; + ctrl = eor | len | DescOwn; + + if (mss) + ctrl |= LargeSend | + ((mss & MSSMask) << MSSShift); + else if (skb->ip_summed == CHECKSUM_HW) { if (ip->protocol == IPPROTO_TCP) - ctrl |= TCPCS; + ctrl |= IPCS | TCPCS; else if (ip->protocol == IPPROTO_UDP) - ctrl |= UDPCS; + ctrl |= IPCS | UDPCS; else BUG(); - } else - ctrl = eor | len | DescOwn; + } if (frag == skb_shinfo(skb)->nr_frags - 1) ctrl |= LastFrag; @@ -860,7 +888,7 @@ static int cp_start_xmit (struct sk_buff *skb, struct net_device *dev) cp->tx_skb[entry].skb = skb; cp->tx_skb[entry].mapping = mapping; - cp->tx_skb[entry].frag = frag + 2; + cp->tx_skb[entry].len = len; entry = NEXT_TX(entry); } @@ -1074,7 +1102,6 @@ static int cp_refill_rx (struct cp_private *cp) cp->rx_skb[i].mapping = pci_map_single(cp->pdev, skb->tail, cp->rx_buf_sz, PCI_DMA_FROMDEVICE); cp->rx_skb[i].skb = skb; - cp->rx_skb[i].frag = 0; cp->rx_ring[i].opts2 = 0; cp->rx_ring[i].addr = cpu_to_le64(cp->rx_skb[i].mapping); @@ -1126,9 +1153,6 @@ static void cp_clean_rings (struct cp_private *cp) { unsigned i; - memset(cp->rx_ring, 0, sizeof(struct cp_desc) * CP_RX_RING_SIZE); - memset(cp->tx_ring, 0, sizeof(struct cp_desc) * CP_TX_RING_SIZE); - for (i = 0; i < CP_RX_RING_SIZE; i++) { if (cp->rx_skb[i].skb) { pci_unmap_single(cp->pdev, cp->rx_skb[i].mapping, @@ -1140,13 +1164,18 @@ static void cp_clean_rings (struct cp_private *cp) for (i = 0; i < CP_TX_RING_SIZE; i++) { if (cp->tx_skb[i].skb) { struct sk_buff *skb = cp->tx_skb[i].skb; + pci_unmap_single(cp->pdev, cp->tx_skb[i].mapping, - skb->len, PCI_DMA_TODEVICE); - dev_kfree_skb(skb); + cp->tx_skb[i].len, PCI_DMA_TODEVICE); + if (le32_to_cpu(cp->tx_ring[i].opts1) & LastFrag) + dev_kfree_skb(skb); cp->net_stats.tx_dropped++; } } + memset(cp->rx_ring, 0, sizeof(struct cp_desc) * CP_RX_RING_SIZE); + memset(cp->tx_ring, 0, sizeof(struct cp_desc) * CP_TX_RING_SIZE); + memset(&cp->rx_skb, 0, sizeof(struct ring_info) * CP_RX_RING_SIZE); memset(&cp->tx_skb, 0, sizeof(struct ring_info) * CP_TX_RING_SIZE); } @@ -1538,6 +1567,8 @@ static struct ethtool_ops cp_ethtool_ops = { .set_tx_csum = ethtool_op_set_tx_csum, /* local! */ .get_sg = ethtool_op_get_sg, .set_sg = ethtool_op_set_sg, + .get_tso = ethtool_op_get_tso, + .set_tso = ethtool_op_set_tso, .get_regs = cp_get_regs, .get_wol = cp_get_wol, .set_wol = cp_set_wol, @@ -1749,6 +1780,9 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) dev->get_stats = cp_get_stats; dev->do_ioctl = cp_ioctl; dev->poll = cp_rx_poll; +#ifdef CONFIG_NET_POLL_CONTROLLER + dev->poll_controller = cp_poll_controller; +#endif dev->weight = 16; /* arbitrary? from NAPI_HOWTO.txt. */ #ifdef BROKEN dev->change_mtu = cp_change_mtu; @@ -1768,6 +1802,10 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) if (pci_using_dac) dev->features |= NETIF_F_HIGHDMA; +#if 0 /* disabled by default until verified */ + dev->features |= NETIF_F_TSO; +#endif + dev->irq = pdev->irq; rc = register_netdev(dev); diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c index d4bd20c21a1f..047202c4d9a8 100644 --- a/drivers/net/8139too.c +++ b/drivers/net/8139too.c @@ -569,7 +569,7 @@ struct rtl_extra_stats { }; struct rtl8139_private { - void *mmio_addr; + void __iomem *mmio_addr; int drv_flags; struct pci_dev *pci_dev; u32 msg_enable; @@ -614,7 +614,7 @@ MODULE_PARM_DESC (multicast_filter_limit, "8139too maximum number of filtered mu MODULE_PARM_DESC (media, "8139too: Bits 4+9: force full duplex, bit 5: 100Mbps"); MODULE_PARM_DESC (full_duplex, "8139too: Force full duplex for board(s) (1)"); -static int read_eeprom (void *ioaddr, int location, int addr_len); +static int read_eeprom (void __iomem *ioaddr, int location, int addr_len); static int rtl8139_open (struct net_device *dev); static int mdio_read (struct net_device *dev, int phy_id, int location); static void mdio_write (struct net_device *dev, int phy_id, int location, @@ -638,46 +638,20 @@ static void __set_rx_mode (struct net_device *dev); static void rtl8139_hw_start (struct net_device *dev); static struct ethtool_ops rtl8139_ethtool_ops; -#ifdef USE_IO_OPS - -#define RTL_R8(reg) inb (((unsigned long)ioaddr) + (reg)) -#define RTL_R16(reg) inw (((unsigned long)ioaddr) + (reg)) -#define RTL_R32(reg) ((unsigned long) inl (((unsigned long)ioaddr) + (reg))) -#define RTL_W8(reg, val8) outb ((val8), ((unsigned long)ioaddr) + (reg)) -#define RTL_W16(reg, val16) outw ((val16), ((unsigned long)ioaddr) + (reg)) -#define RTL_W32(reg, val32) outl ((val32), ((unsigned long)ioaddr) + (reg)) -#define RTL_W8_F RTL_W8 -#define RTL_W16_F RTL_W16 -#define RTL_W32_F RTL_W32 -#undef readb -#undef readw -#undef readl -#undef writeb -#undef writew -#undef writel -#define readb(addr) inb((unsigned long)(addr)) -#define readw(addr) inw((unsigned long)(addr)) -#define readl(addr) inl((unsigned long)(addr)) -#define writeb(val,addr) outb((val),(unsigned long)(addr)) -#define writew(val,addr) outw((val),(unsigned long)(addr)) -#define writel(val,addr) outl((val),(unsigned long)(addr)) - -#else - /* write MMIO register, with flush */ /* Flush avoids rtl8139 bug w/ posted MMIO writes */ -#define RTL_W8_F(reg, val8) do { writeb ((val8), ioaddr + (reg)); readb (ioaddr + (reg)); } while (0) -#define RTL_W16_F(reg, val16) do { writew ((val16), ioaddr + (reg)); readw (ioaddr + (reg)); } while (0) -#define RTL_W32_F(reg, val32) do { writel ((val32), ioaddr + (reg)); readl (ioaddr + (reg)); } while (0) +#define RTL_W8_F(reg, val8) do { iowrite8 ((val8), ioaddr + (reg)); ioread8 (ioaddr + (reg)); } while (0) +#define RTL_W16_F(reg, val16) do { iowrite16 ((val16), ioaddr + (reg)); ioread16 (ioaddr + (reg)); } while (0) +#define RTL_W32_F(reg, val32) do { iowrite32 ((val32), ioaddr + (reg)); ioread32 (ioaddr + (reg)); } while (0) #define MMIO_FLUSH_AUDIT_COMPLETE 1 #if MMIO_FLUSH_AUDIT_COMPLETE /* write MMIO register */ -#define RTL_W8(reg, val8) writeb ((val8), ioaddr + (reg)) -#define RTL_W16(reg, val16) writew ((val16), ioaddr + (reg)) -#define RTL_W32(reg, val32) writel ((val32), ioaddr + (reg)) +#define RTL_W8(reg, val8) iowrite8 ((val8), ioaddr + (reg)) +#define RTL_W16(reg, val16) iowrite16 ((val16), ioaddr + (reg)) +#define RTL_W32(reg, val32) iowrite32 ((val32), ioaddr + (reg)) #else @@ -689,11 +663,9 @@ static struct ethtool_ops rtl8139_ethtool_ops; #endif /* MMIO_FLUSH_AUDIT_COMPLETE */ /* read MMIO register */ -#define RTL_R8(reg) readb (ioaddr + (reg)) -#define RTL_R16(reg) readw (ioaddr + (reg)) -#define RTL_R32(reg) ((unsigned long) readl (ioaddr + (reg))) - -#endif /* USE_IO_OPS */ +#define RTL_R8(reg) ioread8 (ioaddr + (reg)) +#define RTL_R16(reg) ioread16 (ioaddr + (reg)) +#define RTL_R32(reg) ((unsigned long) ioread32 (ioaddr + (reg))) static const u16 rtl8139_intr_mask = @@ -740,10 +712,13 @@ static void __rtl8139_cleanup_dev (struct net_device *dev) assert (tp->pci_dev != NULL); pdev = tp->pci_dev; -#ifndef USE_IO_OPS +#ifdef USE_IO_OPS + if (tp->mmio_addr) + ioport_unmap (tp->mmio_addr); +#else if (tp->mmio_addr) - iounmap (tp->mmio_addr); -#endif /* !USE_IO_OPS */ + pci_iounmap (pdev, tp->mmio_addr); +#endif /* USE_IO_OPS */ /* it's ok to call this even if we have no regions to free */ pci_release_regions (pdev); @@ -753,7 +728,7 @@ static void __rtl8139_cleanup_dev (struct net_device *dev) } -static void rtl8139_chip_reset (void *ioaddr) +static void rtl8139_chip_reset (void __iomem *ioaddr) { int i; @@ -773,7 +748,7 @@ static void rtl8139_chip_reset (void *ioaddr) static int __devinit rtl8139_init_board (struct pci_dev *pdev, struct net_device **dev_out) { - void *ioaddr; + void __iomem *ioaddr; struct net_device *dev; struct rtl8139_private *tp; u8 tmp8; @@ -855,13 +830,18 @@ static int __devinit rtl8139_init_board (struct pci_dev *pdev, pci_set_master (pdev); #ifdef USE_IO_OPS - ioaddr = (void *) pio_start; + ioaddr = ioport_map(pio_start, pio_len); + if (!ioaddr) { + printk (KERN_ERR PFX "%s: cannot map PIO, aborting\n", pci_name(pdev)); + rc = -EIO; + goto err_out; + } dev->base_addr = pio_start; tp->mmio_addr = ioaddr; tp->regs_len = pio_len; #else /* ioremap MMIO region */ - ioaddr = ioremap (mmio_start, mmio_len); + ioaddr = pci_iomap(pdev, 1, 0); if (ioaddr == NULL) { printk (KERN_ERR PFX "%s: cannot remap MMIO, aborting\n", pci_name(pdev)); rc = -EIO; @@ -947,7 +927,7 @@ static int __devinit rtl8139_init_one (struct pci_dev *pdev, struct net_device *dev = NULL; struct rtl8139_private *tp; int i, addr_len, option; - void *ioaddr; + void __iomem *ioaddr; static int board_idx = -1; u8 pci_rev; @@ -1147,47 +1127,46 @@ static void __devexit rtl8139_remove_one (struct pci_dev *pdev) No extra delay is needed with 33Mhz PCI, but 66Mhz may change this. */ -#define eeprom_delay() readl(ee_addr) +#define eeprom_delay() RTL_R32(Cfg9346) /* The EEPROM commands include the alway-set leading bit. */ #define EE_WRITE_CMD (5) #define EE_READ_CMD (6) #define EE_ERASE_CMD (7) -static int __devinit read_eeprom (void *ioaddr, int location, int addr_len) +static int __devinit read_eeprom (void __iomem *ioaddr, int location, int addr_len) { int i; unsigned retval = 0; - void *ee_addr = ioaddr + Cfg9346; int read_cmd = location | (EE_READ_CMD << addr_len); - writeb (EE_ENB & ~EE_CS, ee_addr); - writeb (EE_ENB, ee_addr); + RTL_W8 (Cfg9346, EE_ENB & ~EE_CS); + RTL_W8 (Cfg9346, EE_ENB); eeprom_delay (); /* Shift the read command bits out. */ for (i = 4 + addr_len; i >= 0; i--) { int dataval = (read_cmd & (1 << i)) ? EE_DATA_WRITE : 0; - writeb (EE_ENB | dataval, ee_addr); + RTL_W8 (Cfg9346, EE_ENB | dataval); eeprom_delay (); - writeb (EE_ENB | dataval | EE_SHIFT_CLK, ee_addr); + RTL_W8 (Cfg9346, EE_ENB | dataval | EE_SHIFT_CLK); eeprom_delay (); } - writeb (EE_ENB, ee_addr); + RTL_W8 (Cfg9346, EE_ENB); eeprom_delay (); for (i = 16; i > 0; i--) { - writeb (EE_ENB | EE_SHIFT_CLK, ee_addr); + RTL_W8 (Cfg9346, EE_ENB | EE_SHIFT_CLK); eeprom_delay (); retval = - (retval << 1) | ((readb (ee_addr) & EE_DATA_READ) ? 1 : + (retval << 1) | ((RTL_R8 (Cfg9346) & EE_DATA_READ) ? 1 : 0); - writeb (EE_ENB, ee_addr); + RTL_W8 (Cfg9346, EE_ENB); eeprom_delay (); } /* Terminate the EEPROM access. */ - writeb (~EE_CS, ee_addr); + RTL_W8 (Cfg9346, ~EE_CS); eeprom_delay (); return retval; @@ -1206,7 +1185,7 @@ static int __devinit read_eeprom (void *ioaddr, int location, int addr_len) #define MDIO_WRITE0 (MDIO_DIR) #define MDIO_WRITE1 (MDIO_DIR | MDIO_DATA_OUT) -#define mdio_delay(mdio_addr) readb(mdio_addr) +#define mdio_delay() RTL_R8(Config4) static char mii_2_8139_map[8] = { @@ -1223,15 +1202,15 @@ static char mii_2_8139_map[8] = { #ifdef CONFIG_8139TOO_8129 /* Syncronize the MII management interface by shifting 32 one bits out. */ -static void mdio_sync (void *mdio_addr) +static void mdio_sync (void __iomem *ioaddr) { int i; for (i = 32; i >= 0; i--) { - writeb (MDIO_WRITE1, mdio_addr); - mdio_delay (mdio_addr); - writeb (MDIO_WRITE1 | MDIO_CLK, mdio_addr); - mdio_delay (mdio_addr); + RTL_W8 (Config4, MDIO_WRITE1); + mdio_delay (); + RTL_W8 (Config4, MDIO_WRITE1 | MDIO_CLK); + mdio_delay (); } } #endif @@ -1241,35 +1220,36 @@ static int mdio_read (struct net_device *dev, int phy_id, int location) struct rtl8139_private *tp = netdev_priv(dev); int retval = 0; #ifdef CONFIG_8139TOO_8129 - void *mdio_addr = tp->mmio_addr + Config4; + void __iomem *ioaddr = tp->mmio_addr; int mii_cmd = (0xf6 << 10) | (phy_id << 5) | location; int i; #endif if (phy_id > 31) { /* Really a 8139. Use internal registers. */ + void __iomem *ioaddr = tp->mmio_addr; return location < 8 && mii_2_8139_map[location] ? - readw (tp->mmio_addr + mii_2_8139_map[location]) : 0; + RTL_R16 (mii_2_8139_map[location]) : 0; } #ifdef CONFIG_8139TOO_8129 - mdio_sync (mdio_addr); + mdio_sync (ioaddr); /* Shift the read command bits out. */ for (i = 15; i >= 0; i--) { int dataval = (mii_cmd & (1 << i)) ? MDIO_DATA_OUT : 0; - writeb (MDIO_DIR | dataval, mdio_addr); - mdio_delay (mdio_addr); - writeb (MDIO_DIR | dataval | MDIO_CLK, mdio_addr); - mdio_delay (mdio_addr); + RTL_W8 (Config4, MDIO_DIR | dataval); + mdio_delay (); + RTL_W8 (Config4, MDIO_DIR | dataval | MDIO_CLK); + mdio_delay (); } /* Read the two transition, 16 data, and wire-idle bits. */ for (i = 19; i > 0; i--) { - writeb (0, mdio_addr); - mdio_delay (mdio_addr); - retval = (retval << 1) | ((readb (mdio_addr) & MDIO_DATA_IN) ? 1 : 0); - writeb (MDIO_CLK, mdio_addr); - mdio_delay (mdio_addr); + RTL_W8 (Config4, 0); + mdio_delay (); + retval = (retval << 1) | ((RTL_R8 (Config4) & MDIO_DATA_IN) ? 1 : 0); + RTL_W8 (Config4, MDIO_CLK); + mdio_delay (); } #endif @@ -1282,13 +1262,13 @@ static void mdio_write (struct net_device *dev, int phy_id, int location, { struct rtl8139_private *tp = netdev_priv(dev); #ifdef CONFIG_8139TOO_8129 - void *mdio_addr = tp->mmio_addr + Config4; + void __iomem *ioaddr = tp->mmio_addr; int mii_cmd = (0x5002 << 16) | (phy_id << 23) | (location << 18) | value; int i; #endif if (phy_id > 31) { /* Really a 8139. Use internal registers. */ - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; if (location == 0) { RTL_W8 (Cfg9346, Cfg9346_Unlock); RTL_W16 (BasicModeCtrl, value); @@ -1299,23 +1279,23 @@ static void mdio_write (struct net_device *dev, int phy_id, int location, } #ifdef CONFIG_8139TOO_8129 - mdio_sync (mdio_addr); + mdio_sync (ioaddr); /* Shift the command bits out. */ for (i = 31; i >= 0; i--) { int dataval = (mii_cmd & (1 << i)) ? MDIO_WRITE1 : MDIO_WRITE0; - writeb (dataval, mdio_addr); - mdio_delay (mdio_addr); - writeb (dataval | MDIO_CLK, mdio_addr); - mdio_delay (mdio_addr); + RTL_W8 (Config4, dataval); + mdio_delay (); + RTL_W8 (Config4, dataval | MDIO_CLK); + mdio_delay (); } /* Clear out extra bits. */ for (i = 2; i > 0; i--) { - writeb (0, mdio_addr); - mdio_delay (mdio_addr); - writeb (MDIO_CLK, mdio_addr); - mdio_delay (mdio_addr); + RTL_W8 (Config4, 0); + mdio_delay (); + RTL_W8 (Config4, MDIO_CLK); + mdio_delay (); } #endif } @@ -1325,7 +1305,7 @@ static int rtl8139_open (struct net_device *dev) { struct rtl8139_private *tp = netdev_priv(dev); int retval; - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; retval = request_irq (dev->irq, rtl8139_interrupt, SA_SHIRQ, dev->name, dev); if (retval) @@ -1382,7 +1362,7 @@ static void rtl_check_media (struct net_device *dev, unsigned int init_media) static void rtl8139_hw_start (struct net_device *dev) { struct rtl8139_private *tp = netdev_priv(dev); - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; u32 i; u8 tmp; @@ -1484,7 +1464,7 @@ static void rtl8139_tune_twister (struct net_device *dev, struct rtl8139_private *tp) { int linkcase; - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; /* This is a complicated state machine to configure the "twister" for impedance/echos based on the cable length. @@ -1568,7 +1548,7 @@ static void rtl8139_tune_twister (struct net_device *dev, static inline void rtl8139_thread_iter (struct net_device *dev, struct rtl8139_private *tp, - void *ioaddr) + void __iomem *ioaddr) { int mii_lpa; @@ -1676,7 +1656,7 @@ static inline void rtl8139_tx_clear (struct rtl8139_private *tp) static void rtl8139_tx_timeout (struct net_device *dev) { struct rtl8139_private *tp = netdev_priv(dev); - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; int i; u8 tmp8; unsigned long flags; @@ -1721,7 +1701,7 @@ static void rtl8139_tx_timeout (struct net_device *dev) static int rtl8139_start_xmit (struct sk_buff *skb, struct net_device *dev) { struct rtl8139_private *tp = netdev_priv(dev); - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; unsigned int entry; unsigned int len = skb->len; @@ -1763,7 +1743,7 @@ static int rtl8139_start_xmit (struct sk_buff *skb, struct net_device *dev) static void rtl8139_tx_interrupt (struct net_device *dev, struct rtl8139_private *tp, - void *ioaddr) + void __iomem *ioaddr) { unsigned long dirty_tx, tx_left; @@ -1833,7 +1813,7 @@ static void rtl8139_tx_interrupt (struct net_device *dev, /* TODO: clean this up! Rx reset need not be this intensive */ static void rtl8139_rx_err (u32 rx_status, struct net_device *dev, - struct rtl8139_private *tp, void *ioaddr) + struct rtl8139_private *tp, void __iomem *ioaddr) { u8 tmp8; #ifdef CONFIG_8139_OLD_RX_RESET @@ -1930,7 +1910,7 @@ static __inline__ void wrap_copy(struct sk_buff *skb, const unsigned char *ring, static void rtl8139_isr_ack(struct rtl8139_private *tp) { - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; u16 status; status = RTL_R16 (IntrStatus) & RxAckBits; @@ -1949,7 +1929,7 @@ static void rtl8139_isr_ack(struct rtl8139_private *tp) static int rtl8139_rx(struct net_device *dev, struct rtl8139_private *tp, int budget) { - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; int received = 0; unsigned char *rx_ring = tp->rx_ring; unsigned int cur_rx = tp->cur_rx; @@ -2087,7 +2067,7 @@ out: static void rtl8139_weird_interrupt (struct net_device *dev, struct rtl8139_private *tp, - void *ioaddr, + void __iomem *ioaddr, int status, int link_changed) { DPRINTK ("%s: Abnormal interrupt, status %8.8x.\n", @@ -2127,7 +2107,7 @@ static void rtl8139_weird_interrupt (struct net_device *dev, static int rtl8139_poll(struct net_device *dev, int *budget) { struct rtl8139_private *tp = netdev_priv(dev); - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; int orig_budget = min(*budget, dev->quota); int done = 1; @@ -2165,7 +2145,7 @@ static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance, { struct net_device *dev = (struct net_device *) dev_instance; struct rtl8139_private *tp = netdev_priv(dev); - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; u16 status, ackstat; int link_changed = 0; /* avoid bogus "uninit" warning */ int handled = 0; @@ -2241,7 +2221,7 @@ static void rtl8139_poll_controller(struct net_device *dev) static int rtl8139_close (struct net_device *dev) { struct rtl8139_private *tp = netdev_priv(dev); - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; int ret = 0; unsigned long flags; @@ -2304,7 +2284,7 @@ static int rtl8139_close (struct net_device *dev) static void rtl8139_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct rtl8139_private *np = netdev_priv(dev); - void *ioaddr = np->mmio_addr; + void __iomem *ioaddr = np->mmio_addr; spin_lock_irq(&np->lock); if (rtl_chip_info[np->chipset].flags & HasLWake) { @@ -2338,7 +2318,7 @@ static void rtl8139_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) static int rtl8139_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct rtl8139_private *np = netdev_priv(dev); - void *ioaddr = np->mmio_addr; + void __iomem *ioaddr = np->mmio_addr; u32 support; u8 cfg3, cfg5; @@ -2506,7 +2486,7 @@ static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) static struct net_device_stats *rtl8139_get_stats (struct net_device *dev) { struct rtl8139_private *tp = netdev_priv(dev); - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; unsigned long flags; if (netif_running(dev)) { @@ -2525,7 +2505,7 @@ static struct net_device_stats *rtl8139_get_stats (struct net_device *dev) static void __set_rx_mode (struct net_device *dev) { struct rtl8139_private *tp = netdev_priv(dev); - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; u32 mc_filter[2]; /* Multicast hash filter */ int i, rx_mode; u32 tmp; @@ -2586,7 +2566,7 @@ static int rtl8139_suspend (struct pci_dev *pdev, pm_message_t state) { struct net_device *dev = pci_get_drvdata (pdev); struct rtl8139_private *tp = netdev_priv(dev); - void *ioaddr = tp->mmio_addr; + void __iomem *ioaddr = tp->mmio_addr; unsigned long flags; pci_save_state (pdev); diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index f08e01b2fd19..fa9f76c953dd 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -824,6 +824,18 @@ config SMC9194 <file:Documentation/networking/net-modules.txt>. The module will be called smc9194. +config DM9000 + tristate "DM9000 support" + depends on ARM && NET_ETHERNET + select CRC32 + select MII + ---help--- + Support for DM9000 chipset. + + To compile this driver as a module, choose M here and read + <file:Documentation/networking/net-modules.txt>. The module will be + called dm9000. + config NET_VENDOR_RACAL bool "Racal-Interlan (Micom) NI cards" depends on NET_ETHERNET && ISA @@ -989,21 +1001,6 @@ config EEXPRESS_PRO <file:Documentation/networking/net-modules.txt>. The module will be called eepro. -config FMV18X - tristate "FMV-181/182/183/184 support (OBSOLETE)" - depends on NET_ISA && OBSOLETE - ---help--- - If you have a Fujitsu FMV-181/182/183/184 network (Ethernet) card, - say Y and read the Ethernet-HOWTO, available from - <http://www.tldp.org/docs.html#howto>. - - If you use an FMV-183 or FMV-184 and it is not working, you may need - to disable Plug & Play mode of the card. - - To compile this driver as a module, choose M here and read - <file:Documentation/networking/net-modules.txt>. The module - will be called fmv18x. - config HPLAN_PLUS tristate "HP PCLAN+ (27247B and 27252A) support" depends on NET_ISA @@ -1092,14 +1089,6 @@ config SEEQ8005 <file:Documentation/networking/net-modules.txt>. The module will be called seeq8005. -config SK_G16 - tristate "SK_G16 support (OBSOLETE)" - depends on NET_ISA && OBSOLETE - help - If you have a network (Ethernet) card of this type, say Y and read - the Ethernet-HOWTO, available from - <http://www.tldp.org/docs.html#howto>. - config SKMC tristate "SKnet MCA support" depends on NET_ETHERNET && MCA && BROKEN @@ -1932,6 +1921,18 @@ config R8169_VLAN If in doubt, say Y. +config SKGE + tristate "New SysKonnect GigaEthernet support (EXPERIMENTAL)" + depends on PCI && EXPERIMENTAL + select CRC32 + ---help--- + This driver support the Marvell Yukon or SysKonnect SK-98xx/SK-95xx + and related Gigabit Ethernet adapters. It is a new smaller driver + driver with better performance and more complete ethtool support. + + It does not support the link failover and network management + features that "portable" vendor supplied sk98lin driver does. + config SK98LIN tristate "Marvell Yukon Chipset / SysKonnect SK-98xx Support" depends on PCI diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 30c7567001fe..63c6d1e6d4d9 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -53,6 +53,7 @@ obj-$(CONFIG_FEALNX) += fealnx.o obj-$(CONFIG_TIGON3) += tg3.o obj-$(CONFIG_BNX2) += bnx2.o obj-$(CONFIG_TC35815) += tc35815.o +obj-$(CONFIG_SKGE) += skge.o obj-$(CONFIG_SK98LIN) += sk98lin/ obj-$(CONFIG_SKFP) += skfp/ obj-$(CONFIG_VIA_RHINE) += via-rhine.o @@ -74,7 +75,6 @@ obj-$(CONFIG_MAC8390) += mac8390.o 8390.o obj-$(CONFIG_APNE) += apne.o 8390.o obj-$(CONFIG_PCMCIA_PCNET) += 8390.o obj-$(CONFIG_SHAPER) += shaper.o -obj-$(CONFIG_SK_G16) += sk_g16.o obj-$(CONFIG_HP100) += hp100.o obj-$(CONFIG_SMC9194) += smc9194.o obj-$(CONFIG_FEC) += fec.o @@ -122,7 +122,6 @@ obj-$(CONFIG_DEFXX) += defxx.o obj-$(CONFIG_SGISEEQ) += sgiseeq.o obj-$(CONFIG_SGI_O2MACE_ETH) += meth.o obj-$(CONFIG_AT1700) += at1700.o -obj-$(CONFIG_FMV18X) += fmv18x.o obj-$(CONFIG_EL1) += 3c501.o obj-$(CONFIG_EL16) += 3c507.o obj-$(CONFIG_ELMC) += 3c523.o @@ -180,6 +179,7 @@ obj-$(CONFIG_AMD8111_ETH) += amd8111e.o obj-$(CONFIG_IBMVETH) += ibmveth.o obj-$(CONFIG_S2IO) += s2io.o obj-$(CONFIG_SMC91X) += smc91x.o +obj-$(CONFIG_DM9000) += dm9000.o obj-$(CONFIG_FEC_8XX) += fec_8xx/ obj-$(CONFIG_ARM) += arm/ diff --git a/drivers/net/Space.c b/drivers/net/Space.c index fb433325aa27..3707df6b0cfa 100644 --- a/drivers/net/Space.c +++ b/drivers/net/Space.c @@ -210,9 +210,6 @@ static struct devprobe2 isa_probes[] __initdata = { #ifdef CONFIG_AT1700 {at1700_probe, 0}, #endif -#ifdef CONFIG_FMV18X /* Fujitsu FMV-181/182 */ - {fmv18x_probe, 0}, -#endif #ifdef CONFIG_ETH16I {eth16i_probe, 0}, /* ICL EtherTeam 16i/32 */ #endif @@ -243,9 +240,6 @@ static struct devprobe2 isa_probes[] __initdata = { #ifdef CONFIG_ELPLUS /* 3c505 */ {elplus_probe, 0}, #endif -#ifdef CONFIG_SK_G16 - {SK_init, 0}, -#endif #ifdef CONFIG_NI5010 {ni5010_probe, 0}, #endif diff --git a/drivers/net/arm/etherh.c b/drivers/net/arm/etherh.c index 942a2819576c..2e28c201dcc0 100644 --- a/drivers/net/arm/etherh.c +++ b/drivers/net/arm/etherh.c @@ -68,6 +68,7 @@ struct etherh_priv { void __iomem *dma_base; unsigned int id; void __iomem *ctrl_port; + void __iomem *base; unsigned char ctrl; u32 supported; }; @@ -177,7 +178,7 @@ etherh_setif(struct net_device *dev) switch (etherh_priv(dev)->id) { case PROD_I3_ETHERLAN600: case PROD_I3_ETHERLAN600A: - addr = (void *)dev->base_addr + EN0_RCNTHI; + addr = etherh_priv(dev)->base + EN0_RCNTHI; switch (dev->if_port) { case IF_PORT_10BASE2: @@ -218,7 +219,7 @@ etherh_getifstat(struct net_device *dev) switch (etherh_priv(dev)->id) { case PROD_I3_ETHERLAN600: case PROD_I3_ETHERLAN600A: - addr = (void *)dev->base_addr + EN0_RCNTHI; + addr = etherh_priv(dev)->base + EN0_RCNTHI; switch (dev->if_port) { case IF_PORT_10BASE2: stat = 1; @@ -281,7 +282,7 @@ static void etherh_reset(struct net_device *dev) { struct ei_device *ei_local = netdev_priv(dev); - void __iomem *addr = (void *)dev->base_addr; + void __iomem *addr = etherh_priv(dev)->base; writeb(E8390_NODMA+E8390_PAGE0+E8390_STOP, addr); @@ -327,7 +328,7 @@ etherh_block_output (struct net_device *dev, int count, const unsigned char *buf ei_local->dmaing = 1; - addr = (void *)dev->base_addr; + addr = etherh_priv(dev)->base; dma_base = etherh_priv(dev)->dma_base; count = (count + 1) & ~1; @@ -387,7 +388,7 @@ etherh_block_input (struct net_device *dev, int count, struct sk_buff *skb, int ei_local->dmaing = 1; - addr = (void *)dev->base_addr; + addr = etherh_priv(dev)->base; dma_base = etherh_priv(dev)->dma_base; buf = skb->data; @@ -427,7 +428,7 @@ etherh_get_header (struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_p ei_local->dmaing = 1; - addr = (void *)dev->base_addr; + addr = etherh_priv(dev)->base; dma_base = etherh_priv(dev)->dma_base; writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); @@ -696,7 +697,8 @@ etherh_probe(struct expansion_card *ec, const struct ecard_id *id) eh->ctrl_port = eh->ioc_fast; } - dev->base_addr = (unsigned long)eh->memc + data->ns8390_offset; + eh->base = eh->memc + data->ns8390_offset; + dev->base_addr = (unsigned long)eh->base; eh->dma_base = eh->memc + data->dataport_offset; eh->ctrl_port += data->ctrlport_offset; diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c index 5a2efd343db4..c82b9cd1c924 100644 --- a/drivers/net/au1000_eth.c +++ b/drivers/net/au1000_eth.c @@ -1681,10 +1681,6 @@ static int au1000_init(struct net_device *dev) control |= MAC_FULL_DUPLEX; } - /* fix for startup without cable */ - if (!link) - dev->flags &= ~IFF_RUNNING; - aup->mac->control = control; aup->mac->vlan1_tag = 0x8100; /* activate vlan support */ au_sync(); @@ -1709,16 +1705,14 @@ static void au1000_timer(unsigned long data) if_port = dev->if_port; if (aup->phy_ops->phy_status(dev, aup->phy_addr, &link, &speed) == 0) { if (link) { - if (!(dev->flags & IFF_RUNNING)) { + if (!netif_carrier_ok(dev)) { netif_carrier_on(dev); - dev->flags |= IFF_RUNNING; printk(KERN_INFO "%s: link up\n", dev->name); } } else { - if (dev->flags & IFF_RUNNING) { + if (netif_carrier_ok(dev)) { netif_carrier_off(dev); - dev->flags &= ~IFF_RUNNING; dev->if_port = 0; printk(KERN_INFO "%s: link down\n", dev->name); } diff --git a/drivers/net/bmac.c b/drivers/net/bmac.c index 734bd4ee3f9b..00e5257b176f 100644 --- a/drivers/net/bmac.c +++ b/drivers/net/bmac.c @@ -1412,7 +1412,6 @@ static int bmac_open(struct net_device *dev) bp->opened = 1; bmac_reset_and_enable(dev); enable_irq(dev->irq); - dev->flags |= IFF_RUNNING; return 0; } @@ -1425,7 +1424,6 @@ static int bmac_close(struct net_device *dev) int i; bp->sleeping = 1; - dev->flags &= ~(IFF_UP | IFF_RUNNING); /* disable rx and tx */ config = bmread(dev, RXCFG); diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c new file mode 100644 index 000000000000..f4ba0ffb8637 --- /dev/null +++ b/drivers/net/dm9000.c @@ -0,0 +1,1219 @@ +/* + * dm9000.c: Version 1.2 03/18/2003 + * + * A Davicom DM9000 ISA NIC fast Ethernet driver for Linux. + * Copyright (C) 1997 Sten Wang + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * (C)Copyright 1997-1998 DAVICOM Semiconductor,Inc. All Rights Reserved. + * + * V0.11 06/20/2001 REG_0A bit3=1, default enable BP with DA match + * 06/22/2001 Support DM9801 progrmming + * E3: R25 = ((R24 + NF) & 0x00ff) | 0xf000 + * E4: R25 = ((R24 + NF) & 0x00ff) | 0xc200 + * R17 = (R17 & 0xfff0) | NF + 3 + * E5: R25 = ((R24 + NF - 3) & 0x00ff) | 0xc200 + * R17 = (R17 & 0xfff0) | NF + * + * v1.00 modify by simon 2001.9.5 + * change for kernel 2.4.x + * + * v1.1 11/09/2001 fix force mode bug + * + * v1.2 03/18/2003 Weilun Huang <weilun_huang@davicom.com.tw>: + * Fixed phy reset. + * Added tx/rx 32 bit mode. + * Cleaned up for kernel merge. + * + * 03/03/2004 Sascha Hauer <s.hauer@pengutronix.de> + * Port to 2.6 kernel + * + * 24-Sep-2004 Ben Dooks <ben@simtec.co.uk> + * Cleanup of code to remove ifdefs + * Allowed platform device data to influence access width + * Reformatting areas of code + * + * 17-Mar-2005 Sascha Hauer <s.hauer@pengutronix.de> + * * removed 2.4 style module parameters + * * removed removed unused stat counter and fixed + * net_device_stats + * * introduced tx_timeout function + * * reworked locking + */ + +#include <linux/module.h> +#include <linux/ioport.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/init.h> +#include <linux/skbuff.h> +#include <linux/version.h> +#include <linux/spinlock.h> +#include <linux/crc32.h> +#include <linux/mii.h> +#include <linux/dm9000.h> +#include <linux/delay.h> + +#include <asm/delay.h> +#include <asm/irq.h> +#include <asm/io.h> + +#include "dm9000.h" + +/* Board/System/Debug information/definition ---------------- */ + +#define DM9000_PHY 0x40 /* PHY address 0x01 */ + +#define TRUE 1 +#define FALSE 0 + +#define CARDNAME "dm9000" +#define PFX CARDNAME ": " + +#define DM9000_TIMER_WUT jiffies+(HZ*2) /* timer wakeup time : 2 second */ + +#define DM9000_DEBUG 0 + +#if DM9000_DEBUG > 2 +#define PRINTK3(args...) printk(CARDNAME ": " args) +#else +#define PRINTK3(args...) do { } while(0) +#endif + +#if DM9000_DEBUG > 1 +#define PRINTK2(args...) printk(CARDNAME ": " args) +#else +#define PRINTK2(args...) do { } while(0) +#endif + +#if DM9000_DEBUG > 0 +#define PRINTK1(args...) printk(CARDNAME ": " args) +#define PRINTK(args...) printk(CARDNAME ": " args) +#else +#define PRINTK1(args...) do { } while(0) +#define PRINTK(args...) printk(KERN_DEBUG args) +#endif + +/* + * Transmit timeout, default 5 seconds. + */ +static int watchdog = 5000; +module_param(watchdog, int, 0400); +MODULE_PARM_DESC(watchdog, "transmit timeout in milliseconds"); + +/* Structure/enum declaration ------------------------------- */ +typedef struct board_info { + + void __iomem *io_addr; /* Register I/O base address */ + void __iomem *io_data; /* Data I/O address */ + u16 irq; /* IRQ */ + + u16 tx_pkt_cnt; + u16 queue_pkt_len; + u16 queue_start_addr; + u16 dbug_cnt; + u8 io_mode; /* 0:word, 2:byte */ + u8 phy_addr; + + void (*inblk)(void __iomem *port, void *data, int length); + void (*outblk)(void __iomem *port, void *data, int length); + void (*dumpblk)(void __iomem *port, int length); + + struct resource *addr_res; /* resources found */ + struct resource *data_res; + struct resource *addr_req; /* resources requested */ + struct resource *data_req; + struct resource *irq_res; + + struct timer_list timer; + struct net_device_stats stats; + unsigned char srom[128]; + spinlock_t lock; + + struct mii_if_info mii; + u32 msg_enable; +} board_info_t; + +/* function declaration ------------------------------------- */ +static int dm9000_probe(struct device *); +static int dm9000_open(struct net_device *); +static int dm9000_start_xmit(struct sk_buff *, struct net_device *); +static int dm9000_stop(struct net_device *); +static int dm9000_do_ioctl(struct net_device *, struct ifreq *, int); + + +static void dm9000_timer(unsigned long); +static void dm9000_init_dm9000(struct net_device *); + +static struct net_device_stats *dm9000_get_stats(struct net_device *); + +static irqreturn_t dm9000_interrupt(int, void *, struct pt_regs *); + +static int dm9000_phy_read(struct net_device *dev, int phyaddr_unsused, int reg); +static void dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg, + int value); +static u16 read_srom_word(board_info_t *, int); +static void dm9000_rx(struct net_device *); +static void dm9000_hash_table(struct net_device *); + +//#define DM9000_PROGRAM_EEPROM +#ifdef DM9000_PROGRAM_EEPROM +static void program_eeprom(board_info_t * db); +#endif +/* DM9000 network board routine ---------------------------- */ + +static void +dm9000_reset(board_info_t * db) +{ + PRINTK1("dm9000x: resetting\n"); + /* RESET device */ + writeb(DM9000_NCR, db->io_addr); + udelay(200); + writeb(NCR_RST, db->io_data); + udelay(200); +} + +/* + * Read a byte from I/O port + */ +static u8 +ior(board_info_t * db, int reg) +{ + writeb(reg, db->io_addr); + return readb(db->io_data); +} + +/* + * Write a byte to I/O port + */ + +static void +iow(board_info_t * db, int reg, int value) +{ + writeb(reg, db->io_addr); + writeb(value, db->io_data); +} + +/* routines for sending block to chip */ + +static void dm9000_outblk_8bit(void __iomem *reg, void *data, int count) +{ + writesb(reg, data, count); +} + +static void dm9000_outblk_16bit(void __iomem *reg, void *data, int count) +{ + writesw(reg, data, (count+1) >> 1); +} + +static void dm9000_outblk_32bit(void __iomem *reg, void *data, int count) +{ + writesl(reg, data, (count+3) >> 2); +} + +/* input block from chip to memory */ + +static void dm9000_inblk_8bit(void __iomem *reg, void *data, int count) +{ + readsb(reg, data, count+1); +} + + +static void dm9000_inblk_16bit(void __iomem *reg, void *data, int count) +{ + readsw(reg, data, (count+1) >> 1); +} + +static void dm9000_inblk_32bit(void __iomem *reg, void *data, int count) +{ + readsl(reg, data, (count+3) >> 2); +} + +/* dump block from chip to null */ + +static void dm9000_dumpblk_8bit(void __iomem *reg, int count) +{ + int i; + int tmp; + + for (i = 0; i < count; i++) + tmp = readb(reg); +} + +static void dm9000_dumpblk_16bit(void __iomem *reg, int count) +{ + int i; + int tmp; + + count = (count + 1) >> 1; + + for (i = 0; i < count; i++) + tmp = readw(reg); +} + +static void dm9000_dumpblk_32bit(void __iomem *reg, int count) +{ + int i; + int tmp; + + count = (count + 3) >> 2; + + for (i = 0; i < count; i++) + tmp = readl(reg); +} + +/* dm9000_set_io + * + * select the specified set of io routines to use with the + * device + */ + +static void dm9000_set_io(struct board_info *db, int byte_width) +{ + /* use the size of the data resource to work out what IO + * routines we want to use + */ + + switch (byte_width) { + case 1: + db->dumpblk = dm9000_dumpblk_8bit; + db->outblk = dm9000_outblk_8bit; + db->inblk = dm9000_inblk_8bit; + break; + + case 2: + db->dumpblk = dm9000_dumpblk_16bit; + db->outblk = dm9000_outblk_16bit; + db->inblk = dm9000_inblk_16bit; + break; + + case 3: + printk(KERN_ERR PFX ": 3 byte IO, falling back to 16bit\n"); + db->dumpblk = dm9000_dumpblk_16bit; + db->outblk = dm9000_outblk_16bit; + db->inblk = dm9000_inblk_16bit; + break; + + case 4: + default: + db->dumpblk = dm9000_dumpblk_32bit; + db->outblk = dm9000_outblk_32bit; + db->inblk = dm9000_inblk_32bit; + break; + } +} + + +/* Our watchdog timed out. Called by the networking layer */ +static void dm9000_timeout(struct net_device *dev) +{ + board_info_t *db = (board_info_t *) dev->priv; + u8 reg_save; + unsigned long flags; + + /* Save previous register address */ + reg_save = readb(db->io_addr); + spin_lock_irqsave(db->lock,flags); + + netif_stop_queue(dev); + dm9000_reset(db); + dm9000_init_dm9000(dev); + /* We can accept TX packets again */ + dev->trans_start = jiffies; + netif_wake_queue(dev); + + /* Restore previous register address */ + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(db->lock,flags); +} + + +/* dm9000_release_board + * + * release a board, and any mapped resources + */ + +static void +dm9000_release_board(struct platform_device *pdev, struct board_info *db) +{ + if (db->data_res == NULL) { + if (db->addr_res != NULL) + release_mem_region((unsigned long)db->io_addr, 4); + return; + } + + /* unmap our resources */ + + iounmap(db->io_addr); + iounmap(db->io_data); + + /* release the resources */ + + if (db->data_req != NULL) { + release_resource(db->data_req); + kfree(db->data_req); + } + + if (db->addr_res != NULL) { + release_resource(db->data_req); + kfree(db->addr_req); + } +} + +#define res_size(_r) (((_r)->end - (_r)->start) + 1) + +/* + * Search DM9000 board, allocate space and register it + */ +static int +dm9000_probe(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct dm9000_plat_data *pdata = pdev->dev.platform_data; + struct board_info *db; /* Point a board information structure */ + struct net_device *ndev; + unsigned long base; + int ret = 0; + int iosize; + int i; + u32 id_val; + + printk(KERN_INFO "%s Ethernet Driver\n", CARDNAME); + + /* Init network device */ + ndev = alloc_etherdev(sizeof (struct board_info)); + if (!ndev) { + printk("%s: could not allocate device.\n", CARDNAME); + return -ENOMEM; + } + + SET_MODULE_OWNER(ndev); + SET_NETDEV_DEV(ndev, dev); + + PRINTK2("dm9000_probe()"); + + /* setup board info structure */ + db = (struct board_info *) ndev->priv; + memset(db, 0, sizeof (*db)); + + if (pdev->num_resources < 2) { + ret = -ENODEV; + goto out; + } + + switch (pdev->num_resources) { + case 2: + base = pdev->resource[0].start; + + if (!request_mem_region(base, 4, ndev->name)) { + ret = -EBUSY; + goto out; + } + + ndev->base_addr = base; + ndev->irq = pdev->resource[1].start; + db->io_addr = (void *)base; + db->io_data = (void *)(base + 4); + + break; + + case 3: + db->addr_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + db->data_res = platform_get_resource(pdev, IORESOURCE_MEM, 1); + db->irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); + + if (db->addr_res == NULL || db->data_res == NULL) { + printk(KERN_ERR PFX "insufficient resources\n"); + ret = -ENOENT; + goto out; + } + + i = res_size(db->addr_res); + db->addr_req = request_mem_region(db->addr_res->start, i, + pdev->name); + + if (db->addr_req == NULL) { + printk(KERN_ERR PFX "cannot claim address reg area\n"); + ret = -EIO; + goto out; + } + + db->io_addr = ioremap(db->addr_res->start, i); + + if (db->io_addr == NULL) { + printk(KERN_ERR "failed to ioremap address reg\n"); + ret = -EINVAL; + goto out; + } + + iosize = res_size(db->data_res); + db->data_req = request_mem_region(db->data_res->start, iosize, + pdev->name); + + if (db->data_req == NULL) { + printk(KERN_ERR PFX "cannot claim data reg area\n"); + ret = -EIO; + goto out; + } + + db->io_data = ioremap(db->data_res->start, iosize); + + if (db->io_data == NULL) { + printk(KERN_ERR "failed to ioremap data reg\n"); + ret = -EINVAL; + goto out; + } + + /* fill in parameters for net-dev structure */ + + ndev->base_addr = (unsigned long)db->io_addr; + ndev->irq = db->irq_res->start; + + /* ensure at least we have a default set of IO routines */ + dm9000_set_io(db, iosize); + + } + + /* check to see if anything is being over-ridden */ + if (pdata != NULL) { + /* check to see if the driver wants to over-ride the + * default IO width */ + + if (pdata->flags & DM9000_PLATF_8BITONLY) + dm9000_set_io(db, 1); + + if (pdata->flags & DM9000_PLATF_16BITONLY) + dm9000_set_io(db, 2); + + if (pdata->flags & DM9000_PLATF_32BITONLY) + dm9000_set_io(db, 4); + + /* check to see if there are any IO routine + * over-rides */ + + if (pdata->inblk != NULL) + db->inblk = pdata->inblk; + + if (pdata->outblk != NULL) + db->outblk = pdata->outblk; + + if (pdata->dumpblk != NULL) + db->dumpblk = pdata->dumpblk; + } + + dm9000_reset(db); + + /* try two times, DM9000 sometimes gets the first read wrong */ + for (i = 0; i < 2; i++) { + id_val = ior(db, DM9000_VIDL); + id_val |= (u32)ior(db, DM9000_VIDH) << 8; + id_val |= (u32)ior(db, DM9000_PIDL) << 16; + id_val |= (u32)ior(db, DM9000_PIDH) << 24; + + if (id_val == DM9000_ID) + break; + printk("%s: read wrong id 0x%08x\n", CARDNAME, id_val); + } + + if (id_val != DM9000_ID) { + printk("%s: wrong id: 0x%08x\n", CARDNAME, id_val); + goto release; + } + + /* from this point we assume that we have found a DM9000 */ + + /* driver system function */ + ether_setup(ndev); + + ndev->open = &dm9000_open; + ndev->hard_start_xmit = &dm9000_start_xmit; + ndev->tx_timeout = &dm9000_timeout; + ndev->watchdog_timeo = msecs_to_jiffies(watchdog); + ndev->stop = &dm9000_stop; + ndev->get_stats = &dm9000_get_stats; + ndev->set_multicast_list = &dm9000_hash_table; + ndev->do_ioctl = &dm9000_do_ioctl; + +#ifdef DM9000_PROGRAM_EEPROM + program_eeprom(db); +#endif + db->msg_enable = NETIF_MSG_LINK; + db->mii.phy_id_mask = 0x1f; + db->mii.reg_num_mask = 0x1f; + db->mii.force_media = 0; + db->mii.full_duplex = 0; + db->mii.dev = ndev; + db->mii.mdio_read = dm9000_phy_read; + db->mii.mdio_write = dm9000_phy_write; + + /* Read SROM content */ + for (i = 0; i < 64; i++) + ((u16 *) db->srom)[i] = read_srom_word(db, i); + + /* Set Node Address */ + for (i = 0; i < 6; i++) + ndev->dev_addr[i] = db->srom[i]; + + if (!is_valid_ether_addr(ndev->dev_addr)) + printk("%s: Invalid ethernet MAC address. Please " + "set using ifconfig\n", ndev->name); + + dev_set_drvdata(dev, ndev); + ret = register_netdev(ndev); + + if (ret == 0) { + printk("%s: dm9000 at %p,%p IRQ %d MAC: ", + ndev->name, db->io_addr, db->io_data, ndev->irq); + for (i = 0; i < 5; i++) + printk("%02x:", ndev->dev_addr[i]); + printk("%02x\n", ndev->dev_addr[5]); + } + return 0; + + release: + out: + printk("%s: not found (%d).\n", CARDNAME, ret); + + dm9000_release_board(pdev, db); + kfree(ndev); + + return ret; +} + +/* + * Open the interface. + * The interface is opened whenever "ifconfig" actives it. + */ +static int +dm9000_open(struct net_device *dev) +{ + board_info_t *db = (board_info_t *) dev->priv; + + PRINTK2("entering dm9000_open\n"); + + if (request_irq(dev->irq, &dm9000_interrupt, SA_SHIRQ, dev->name, dev)) + return -EAGAIN; + + /* Initialize DM9000 board */ + dm9000_reset(db); + dm9000_init_dm9000(dev); + + /* Init driver variable */ + db->dbug_cnt = 0; + + /* set and active a timer process */ + init_timer(&db->timer); + db->timer.expires = DM9000_TIMER_WUT * 2; + db->timer.data = (unsigned long) dev; + db->timer.function = &dm9000_timer; + add_timer(&db->timer); + + mii_check_media(&db->mii, netif_msg_link(db), 1); + netif_start_queue(dev); + + return 0; +} + +/* + * Initilize dm9000 board + */ +static void +dm9000_init_dm9000(struct net_device *dev) +{ + board_info_t *db = (board_info_t *) dev->priv; + + PRINTK1("entering %s\n",__FUNCTION__); + + /* I/O mode */ + db->io_mode = ior(db, DM9000_ISR) >> 6; /* ISR bit7:6 keeps I/O mode */ + + /* GPIO0 on pre-activate PHY */ + iow(db, DM9000_GPR, 0); /* REG_1F bit0 activate phyxcer */ + iow(db, DM9000_GPCR, GPCR_GEP_CNTL); /* Let GPIO0 output */ + iow(db, DM9000_GPR, 0); /* Enable PHY */ + + /* Program operating register */ + iow(db, DM9000_TCR, 0); /* TX Polling clear */ + iow(db, DM9000_BPTR, 0x3f); /* Less 3Kb, 200us */ + iow(db, DM9000_FCR, 0xff); /* Flow Control */ + iow(db, DM9000_SMCR, 0); /* Special Mode */ + /* clear TX status */ + iow(db, DM9000_NSR, NSR_WAKEST | NSR_TX2END | NSR_TX1END); + iow(db, DM9000_ISR, ISR_CLR_STATUS); /* Clear interrupt status */ + + /* Set address filter table */ + dm9000_hash_table(dev); + + /* Activate DM9000 */ + iow(db, DM9000_RCR, RCR_DIS_LONG | RCR_DIS_CRC | RCR_RXEN); + /* Enable TX/RX interrupt mask */ + iow(db, DM9000_IMR, IMR_PAR | IMR_PTM | IMR_PRM); + + /* Init Driver variable */ + db->tx_pkt_cnt = 0; + db->queue_pkt_len = 0; + dev->trans_start = 0; + spin_lock_init(&db->lock); +} + +/* + * Hardware start transmission. + * Send a packet to media from the upper layer. + */ +static int +dm9000_start_xmit(struct sk_buff *skb, struct net_device *dev) +{ + board_info_t *db = (board_info_t *) dev->priv; + + PRINTK3("dm9000_start_xmit\n"); + + if (db->tx_pkt_cnt > 1) + return 1; + + netif_stop_queue(dev); + + /* Disable all interrupts */ + iow(db, DM9000_IMR, IMR_PAR); + + /* Move data to DM9000 TX RAM */ + writeb(DM9000_MWCMD, db->io_addr); + + (db->outblk)(db->io_data, skb->data, skb->len); + db->stats.tx_bytes += skb->len; + + /* TX control: First packet immediately send, second packet queue */ + if (db->tx_pkt_cnt == 0) { + + /* First Packet */ + db->tx_pkt_cnt++; + + /* Set TX length to DM9000 */ + iow(db, DM9000_TXPLL, skb->len & 0xff); + iow(db, DM9000_TXPLH, (skb->len >> 8) & 0xff); + + /* Issue TX polling command */ + iow(db, DM9000_TCR, TCR_TXREQ); /* Cleared after TX complete */ + + dev->trans_start = jiffies; /* save the time stamp */ + + } else { + /* Second packet */ + db->tx_pkt_cnt++; + db->queue_pkt_len = skb->len; + } + + /* free this SKB */ + dev_kfree_skb(skb); + + /* Re-enable resource check */ + if (db->tx_pkt_cnt == 1) + netif_wake_queue(dev); + + /* Re-enable interrupt */ + iow(db, DM9000_IMR, IMR_PAR | IMR_PTM | IMR_PRM); + + return 0; +} + +static void +dm9000_shutdown(struct net_device *dev) +{ + board_info_t *db = (board_info_t *) dev->priv; + + /* RESET device */ + dm9000_phy_write(dev, 0, MII_BMCR, BMCR_RESET); /* PHY RESET */ + iow(db, DM9000_GPR, 0x01); /* Power-Down PHY */ + iow(db, DM9000_IMR, IMR_PAR); /* Disable all interrupt */ + iow(db, DM9000_RCR, 0x00); /* Disable RX */ +} + +/* + * Stop the interface. + * The interface is stopped when it is brought. + */ +static int +dm9000_stop(struct net_device *ndev) +{ + board_info_t *db = (board_info_t *) ndev->priv; + + PRINTK1("entering %s\n",__FUNCTION__); + + /* deleted timer */ + del_timer(&db->timer); + + netif_stop_queue(ndev); + netif_carrier_off(ndev); + + /* free interrupt */ + free_irq(ndev->irq, ndev); + + dm9000_shutdown(ndev); + + return 0; +} + +/* + * DM9000 interrupt handler + * receive the packet to upper layer, free the transmitted packet + */ + +void +dm9000_tx_done(struct net_device *dev, board_info_t * db) +{ + int tx_status = ior(db, DM9000_NSR); /* Got TX status */ + + if (tx_status & (NSR_TX2END | NSR_TX1END)) { + /* One packet sent complete */ + db->tx_pkt_cnt--; + db->stats.tx_packets++; + + /* Queue packet check & send */ + if (db->tx_pkt_cnt > 0) { + iow(db, DM9000_TXPLL, db->queue_pkt_len & 0xff); + iow(db, DM9000_TXPLH, (db->queue_pkt_len >> 8) & 0xff); + iow(db, DM9000_TCR, TCR_TXREQ); + dev->trans_start = jiffies; + } + netif_wake_queue(dev); + } +} + +static irqreturn_t +dm9000_interrupt(int irq, void *dev_id, struct pt_regs *regs) +{ + struct net_device *dev = dev_id; + board_info_t *db; + int int_status; + u8 reg_save; + + PRINTK3("entering %s\n",__FUNCTION__); + + if (!dev) { + PRINTK1("dm9000_interrupt() without DEVICE arg\n"); + return IRQ_HANDLED; + } + + /* A real interrupt coming */ + db = (board_info_t *) dev->priv; + spin_lock(&db->lock); + + /* Save previous register address */ + reg_save = readb(db->io_addr); + + /* Disable all interrupts */ + iow(db, DM9000_IMR, IMR_PAR); + + /* Got DM9000 interrupt status */ + int_status = ior(db, DM9000_ISR); /* Got ISR */ + iow(db, DM9000_ISR, int_status); /* Clear ISR status */ + + /* Received the coming packet */ + if (int_status & ISR_PRS) + dm9000_rx(dev); + + /* Trnasmit Interrupt check */ + if (int_status & ISR_PTS) + dm9000_tx_done(dev, db); + + /* Re-enable interrupt mask */ + iow(db, DM9000_IMR, IMR_PAR | IMR_PTM | IMR_PRM); + + /* Restore previous register address */ + writeb(reg_save, db->io_addr); + + spin_unlock(&db->lock); + + return IRQ_HANDLED; +} + +/* + * Get statistics from driver. + */ +static struct net_device_stats * +dm9000_get_stats(struct net_device *dev) +{ + board_info_t *db = (board_info_t *) dev->priv; + return &db->stats; +} + +/* + * Process the upper socket ioctl command + */ +static int +dm9000_do_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) +{ + PRINTK1("entering %s\n",__FUNCTION__); + return 0; +} + +/* + * A periodic timer routine + * Dynamic media sense, allocated Rx buffer... + */ +static void +dm9000_timer(unsigned long data) +{ + struct net_device *dev = (struct net_device *) data; + board_info_t *db = (board_info_t *) dev->priv; + u8 reg_save; + unsigned long flags; + + PRINTK3("dm9000_timer()\n"); + + spin_lock_irqsave(db->lock,flags); + /* Save previous register address */ + reg_save = readb(db->io_addr); + + mii_check_media(&db->mii, netif_msg_link(db), 0); + + /* Restore previous register address */ + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(db->lock,flags); + + /* Set timer again */ + db->timer.expires = DM9000_TIMER_WUT; + add_timer(&db->timer); +} + +struct dm9000_rxhdr { + u16 RxStatus; + u16 RxLen; +} __attribute__((__packed__)); + +/* + * Received a packet and pass to upper layer + */ +static void +dm9000_rx(struct net_device *dev) +{ + board_info_t *db = (board_info_t *) dev->priv; + struct dm9000_rxhdr rxhdr; + struct sk_buff *skb; + u8 rxbyte, *rdptr; + int GoodPacket; + int RxLen; + + /* Check packet ready or not */ + do { + ior(db, DM9000_MRCMDX); /* Dummy read */ + + /* Get most updated data */ + rxbyte = readb(db->io_data); + + /* Status check: this byte must be 0 or 1 */ + if (rxbyte > DM9000_PKT_RDY) { + printk("status check failed: %d\n", rxbyte); + iow(db, DM9000_RCR, 0x00); /* Stop Device */ + iow(db, DM9000_ISR, IMR_PAR); /* Stop INT request */ + return; + } + + if (rxbyte != DM9000_PKT_RDY) + return; + + /* A packet ready now & Get status/length */ + GoodPacket = TRUE; + writeb(DM9000_MRCMD, db->io_addr); + + (db->inblk)(db->io_data, &rxhdr, sizeof(rxhdr)); + + RxLen = rxhdr.RxLen; + + /* Packet Status check */ + if (RxLen < 0x40) { + GoodPacket = FALSE; + PRINTK1("Bad Packet received (runt)\n"); + } + + if (RxLen > DM9000_PKT_MAX) { + PRINTK1("RST: RX Len:%x\n", RxLen); + } + + if (rxhdr.RxStatus & 0xbf00) { + GoodPacket = FALSE; + if (rxhdr.RxStatus & 0x100) { + PRINTK1("fifo error\n"); + db->stats.rx_fifo_errors++; + } + if (rxhdr.RxStatus & 0x200) { + PRINTK1("crc error\n"); + db->stats.rx_crc_errors++; + } + if (rxhdr.RxStatus & 0x8000) { + PRINTK1("length error\n"); + db->stats.rx_length_errors++; + } + } + + /* Move data from DM9000 */ + if (GoodPacket + && ((skb = dev_alloc_skb(RxLen + 4)) != NULL)) { + skb->dev = dev; + skb_reserve(skb, 2); + rdptr = (u8 *) skb_put(skb, RxLen - 4); + + /* Read received packet from RX SRAM */ + + (db->inblk)(db->io_data, rdptr, RxLen); + db->stats.rx_bytes += RxLen; + + /* Pass to upper layer */ + skb->protocol = eth_type_trans(skb, dev); + netif_rx(skb); + db->stats.rx_packets++; + + } else { + /* need to dump the packet's data */ + + (db->dumpblk)(db->io_data, RxLen); + } + } while (rxbyte == DM9000_PKT_RDY); +} + +/* + * Read a word data from SROM + */ +static u16 +read_srom_word(board_info_t * db, int offset) +{ + iow(db, DM9000_EPAR, offset); + iow(db, DM9000_EPCR, EPCR_ERPRR); + mdelay(8); /* according to the datasheet 200us should be enough, + but it doesn't work */ + iow(db, DM9000_EPCR, 0x0); + return (ior(db, DM9000_EPDRL) + (ior(db, DM9000_EPDRH) << 8)); +} + +#ifdef DM9000_PROGRAM_EEPROM +/* + * Write a word data to SROM + */ +static void +write_srom_word(board_info_t * db, int offset, u16 val) +{ + iow(db, DM9000_EPAR, offset); + iow(db, DM9000_EPDRH, ((val >> 8) & 0xff)); + iow(db, DM9000_EPDRL, (val & 0xff)); + iow(db, DM9000_EPCR, EPCR_WEP | EPCR_ERPRW); + mdelay(8); /* same shit */ + iow(db, DM9000_EPCR, 0); +} + +/* + * Only for development: + * Here we write static data to the eeprom in case + * we don't have valid content on a new board + */ +static void +program_eeprom(board_info_t * db) +{ + u16 eeprom[] = { 0x0c00, 0x007f, 0x1300, /* MAC Address */ + 0x0000, /* Autoload: accept nothing */ + 0x0a46, 0x9000, /* Vendor / Product ID */ + 0x0000, /* pin control */ + 0x0000, + }; /* Wake-up mode control */ + int i; + for (i = 0; i < 8; i++) + write_srom_word(db, i, eeprom[i]); +} +#endif + + +/* + * Calculate the CRC valude of the Rx packet + * flag = 1 : return the reverse CRC (for the received packet CRC) + * 0 : return the normal CRC (for Hash Table index) + */ + +static unsigned long +cal_CRC(unsigned char *Data, unsigned int Len, u8 flag) +{ + + u32 crc = ether_crc_le(Len, Data); + + if (flag) + return ~crc; + + return crc; +} + +/* + * Set DM9000 multicast address + */ +static void +dm9000_hash_table(struct net_device *dev) +{ + board_info_t *db = (board_info_t *) dev->priv; + struct dev_mc_list *mcptr = dev->mc_list; + int mc_cnt = dev->mc_count; + u32 hash_val; + u16 i, oft, hash_table[4]; + unsigned long flags; + + PRINTK2("dm9000_hash_table()\n"); + + spin_lock_irqsave(&db->lock,flags); + + for (i = 0, oft = 0x10; i < 6; i++, oft++) + iow(db, oft, dev->dev_addr[i]); + + /* Clear Hash Table */ + for (i = 0; i < 4; i++) + hash_table[i] = 0x0; + + /* broadcast address */ + hash_table[3] = 0x8000; + + /* the multicast address in Hash Table : 64 bits */ + for (i = 0; i < mc_cnt; i++, mcptr = mcptr->next) { + hash_val = cal_CRC((char *) mcptr->dmi_addr, 6, 0) & 0x3f; + hash_table[hash_val / 16] |= (u16) 1 << (hash_val % 16); + } + + /* Write the hash table to MAC MD table */ + for (i = 0, oft = 0x16; i < 4; i++) { + iow(db, oft++, hash_table[i] & 0xff); + iow(db, oft++, (hash_table[i] >> 8) & 0xff); + } + + spin_unlock_irqrestore(&db->lock,flags); +} + + +/* + * Read a word from phyxcer + */ +static int +dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg) +{ + board_info_t *db = (board_info_t *) dev->priv; + unsigned long flags; + int ret; + + spin_lock_irqsave(&db->lock,flags); + /* Fill the phyxcer register into REG_0C */ + iow(db, DM9000_EPAR, DM9000_PHY | reg); + + iow(db, DM9000_EPCR, 0xc); /* Issue phyxcer read command */ + udelay(100); /* Wait read complete */ + iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer read command */ + + /* The read data keeps on REG_0D & REG_0E */ + ret = (ior(db, DM9000_EPDRH) << 8) | ior(db, DM9000_EPDRL); + + spin_unlock_irqrestore(&db->lock,flags); + + return ret; +} + +/* + * Write a word to phyxcer + */ +static void +dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg, int value) +{ + board_info_t *db = (board_info_t *) dev->priv; + unsigned long flags; + + spin_lock_irqsave(&db->lock,flags); + + /* Fill the phyxcer register into REG_0C */ + iow(db, DM9000_EPAR, DM9000_PHY | reg); + + /* Fill the written data into REG_0D & REG_0E */ + iow(db, DM9000_EPDRL, (value & 0xff)); + iow(db, DM9000_EPDRH, ((value >> 8) & 0xff)); + + iow(db, DM9000_EPCR, 0xa); /* Issue phyxcer write command */ + udelay(500); /* Wait write complete */ + iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer write command */ + + spin_unlock_irqrestore(&db->lock,flags); +} + +static int +dm9000_drv_suspend(struct device *dev, u32 state, u32 level) +{ + struct net_device *ndev = dev_get_drvdata(dev); + + if (ndev && level == SUSPEND_DISABLE) { + if (netif_running(ndev)) { + netif_device_detach(ndev); + dm9000_shutdown(ndev); + } + } + return 0; +} + +static int +dm9000_drv_resume(struct device *dev, u32 level) +{ + struct net_device *ndev = dev_get_drvdata(dev); + board_info_t *db = (board_info_t *) ndev->priv; + + if (ndev && level == RESUME_ENABLE) { + + if (netif_running(ndev)) { + dm9000_reset(db); + dm9000_init_dm9000(ndev); + + netif_device_attach(ndev); + } + } + return 0; +} + +static int +dm9000_drv_remove(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct net_device *ndev = dev_get_drvdata(dev); + + dev_set_drvdata(dev, NULL); + + unregister_netdev(ndev); + dm9000_release_board(pdev, (board_info_t *) ndev->priv); + kfree(ndev); /* free device structure */ + + PRINTK1("clean_module() exit\n"); + + return 0; +} + +static struct device_driver dm9000_driver = { + .name = "dm9000", + .bus = &platform_bus_type, + .probe = dm9000_probe, + .remove = dm9000_drv_remove, + .suspend = dm9000_drv_suspend, + .resume = dm9000_drv_resume, +}; + +static int __init +dm9000_init(void) +{ + return driver_register(&dm9000_driver); /* search board and register */ +} + +static void __exit +dm9000_cleanup(void) +{ + driver_unregister(&dm9000_driver); +} + +module_init(dm9000_init); +module_exit(dm9000_cleanup); + +MODULE_AUTHOR("Sascha Hauer, Ben Dooks"); +MODULE_DESCRIPTION("Davicom DM9000 network driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/dm9000.h b/drivers/net/dm9000.h new file mode 100644 index 000000000000..82cad360bafc --- /dev/null +++ b/drivers/net/dm9000.h @@ -0,0 +1,135 @@ +/* + * dm9000 Ethernet + */ + +#ifndef _DM9000X_H_ +#define _DM9000X_H_ + +#define DM9000_ID 0x90000A46 + +/* although the registers are 16 bit, they are 32-bit aligned. + */ + +#define DM9000_NCR 0x00 +#define DM9000_NSR 0x01 +#define DM9000_TCR 0x02 +#define DM9000_TSR1 0x03 +#define DM9000_TSR2 0x04 +#define DM9000_RCR 0x05 +#define DM9000_RSR 0x06 +#define DM9000_ROCR 0x07 +#define DM9000_BPTR 0x08 +#define DM9000_FCTR 0x09 +#define DM9000_FCR 0x0A +#define DM9000_EPCR 0x0B +#define DM9000_EPAR 0x0C +#define DM9000_EPDRL 0x0D +#define DM9000_EPDRH 0x0E +#define DM9000_WCR 0x0F + +#define DM9000_PAR 0x10 +#define DM9000_MAR 0x16 + +#define DM9000_GPCR 0x1e +#define DM9000_GPR 0x1f +#define DM9000_TRPAL 0x22 +#define DM9000_TRPAH 0x23 +#define DM9000_RWPAL 0x24 +#define DM9000_RWPAH 0x25 + +#define DM9000_VIDL 0x28 +#define DM9000_VIDH 0x29 +#define DM9000_PIDL 0x2A +#define DM9000_PIDH 0x2B + +#define DM9000_CHIPR 0x2C +#define DM9000_SMCR 0x2F + +#define DM9000_MRCMDX 0xF0 +#define DM9000_MRCMD 0xF2 +#define DM9000_MRRL 0xF4 +#define DM9000_MRRH 0xF5 +#define DM9000_MWCMDX 0xF6 +#define DM9000_MWCMD 0xF8 +#define DM9000_MWRL 0xFA +#define DM9000_MWRH 0xFB +#define DM9000_TXPLL 0xFC +#define DM9000_TXPLH 0xFD +#define DM9000_ISR 0xFE +#define DM9000_IMR 0xFF + +#define NCR_EXT_PHY (1<<7) +#define NCR_WAKEEN (1<<6) +#define NCR_FCOL (1<<4) +#define NCR_FDX (1<<3) +#define NCR_LBK (3<<1) +#define NCR_RST (1<<0) + +#define NSR_SPEED (1<<7) +#define NSR_LINKST (1<<6) +#define NSR_WAKEST (1<<5) +#define NSR_TX2END (1<<3) +#define NSR_TX1END (1<<2) +#define NSR_RXOV (1<<1) + +#define TCR_TJDIS (1<<6) +#define TCR_EXCECM (1<<5) +#define TCR_PAD_DIS2 (1<<4) +#define TCR_CRC_DIS2 (1<<3) +#define TCR_PAD_DIS1 (1<<2) +#define TCR_CRC_DIS1 (1<<1) +#define TCR_TXREQ (1<<0) + +#define TSR_TJTO (1<<7) +#define TSR_LC (1<<6) +#define TSR_NC (1<<5) +#define TSR_LCOL (1<<4) +#define TSR_COL (1<<3) +#define TSR_EC (1<<2) + +#define RCR_WTDIS (1<<6) +#define RCR_DIS_LONG (1<<5) +#define RCR_DIS_CRC (1<<4) +#define RCR_ALL (1<<3) +#define RCR_RUNT (1<<2) +#define RCR_PRMSC (1<<1) +#define RCR_RXEN (1<<0) + +#define RSR_RF (1<<7) +#define RSR_MF (1<<6) +#define RSR_LCS (1<<5) +#define RSR_RWTO (1<<4) +#define RSR_PLE (1<<3) +#define RSR_AE (1<<2) +#define RSR_CE (1<<1) +#define RSR_FOE (1<<0) + +#define FCTR_HWOT(ot) (( ot & 0xf ) << 4 ) +#define FCTR_LWOT(ot) ( ot & 0xf ) + +#define IMR_PAR (1<<7) +#define IMR_ROOM (1<<3) +#define IMR_ROM (1<<2) +#define IMR_PTM (1<<1) +#define IMR_PRM (1<<0) + +#define ISR_ROOS (1<<3) +#define ISR_ROS (1<<2) +#define ISR_PTS (1<<1) +#define ISR_PRS (1<<0) +#define ISR_CLR_STATUS (ISR_ROOS | ISR_ROS | ISR_PTS | ISR_PRS) + +#define EPCR_REEP (1<<5) +#define EPCR_WEP (1<<4) +#define EPCR_EPOS (1<<3) +#define EPCR_ERPRR (1<<2) +#define EPCR_ERPRW (1<<1) +#define EPCR_ERRE (1<<0) + +#define GPCR_GEP_CNTL (1<<0) + +#define DM9000_PKT_RDY 0x01 /* Packet ready to receive */ +#define DM9000_PKT_MAX 1536 /* Received packet max size */ + +#endif /* _DM9000X_H_ */ + diff --git a/drivers/net/fmv18x.c b/drivers/net/fmv18x.c deleted file mode 100644 index 04c748523471..000000000000 --- a/drivers/net/fmv18x.c +++ /dev/null @@ -1,689 +0,0 @@ -/* fmv18x.c: A network device driver for the Fujitsu FMV-181/182/183/184. - - Original: at1700.c (1993-94 by Donald Becker). - Copyright 1993 United States Government as represented by the - Director, National Security Agency. - The author may be reached as becker@scyld.com, or C/O - Scyld Computing Corporation - 410 Severn Ave., Suite 210 - Annapolis MD 21403 - - Modified by Yutaka TAMIYA (tamy@flab.fujitsu.co.jp) - Copyright 1994 Fujitsu Laboratories Ltd. - Special thanks to: - Masayoshi UTAKA (utaka@ace.yk.fujitsu.co.jp) - for testing this driver. - H. NEGISHI (agy, negishi@sun45.psd.cs.fujitsu.co.jp) - for suggestion of some program modification. - Masahiro SEKIGUCHI <seki@sysrap.cs.fujitsu.co.jp> - for suggestion of some program modification. - Kazutoshi MORIOKA (morioka@aurora.oaks.cs.fujitsu.co.jp) - for testing this driver. - - This software may be used and distributed according to the terms - of the GNU General Public License, incorporated herein by reference. - - This is a device driver for the Fujitsu FMV-181/182/183/184, which - is a straight-forward Fujitsu MB86965 implementation. - - Sources: - at1700.c - The Fujitsu MB86965 datasheet. - The Fujitsu FMV-181/182 user's guide -*/ - -static const char version[] = - "fmv18x.c:v2.2.0 09/24/98 Yutaka TAMIYA (tamy@flab.fujitsu.co.jp)\n"; - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/fcntl.h> -#include <linux/interrupt.h> -#include <linux/ioport.h> -#include <linux/in.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/spinlock.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/skbuff.h> -#include <linux/delay.h> -#include <linux/bitops.h> - -#include <asm/system.h> -#include <asm/io.h> -#include <asm/dma.h> - -#define DRV_NAME "fmv18x" - -static unsigned fmv18x_probe_list[] __initdata = { - 0x220, 0x240, 0x260, 0x280, 0x2a0, 0x2c0, 0x300, 0x340, 0 -}; - -/* use 0 for production, 1 for verification, >2 for debug */ -#ifndef NET_DEBUG -#define NET_DEBUG 1 -#endif -static unsigned int net_debug = NET_DEBUG; - -typedef unsigned char uchar; - -/* Information that need to be kept for each board. */ -struct net_local { - struct net_device_stats stats; - long open_time; /* Useless example local info. */ - uint tx_started:1; /* Number of packet on the Tx queue. */ - uint tx_queue_ready:1; /* Tx queue is ready to be sent. */ - uint rx_started:1; /* Packets are Rxing. */ - uchar tx_queue; /* Number of packet on the Tx queue. */ - ushort tx_queue_len; /* Current length of the Tx queue. */ - spinlock_t lock; -}; - - -/* Offsets from the base address. */ -#define STATUS 0 -#define TX_STATUS 0 -#define RX_STATUS 1 -#define TX_INTR 2 /* Bit-mapped interrupt enable registers. */ -#define RX_INTR 3 -#define TX_MODE 4 -#define RX_MODE 5 -#define CONFIG_0 6 /* Misc. configuration settings. */ -#define CONFIG_1 7 -/* Run-time register bank 2 definitions. */ -#define DATAPORT 8 /* Word-wide DMA or programmed-I/O dataport. */ -#define TX_START 10 -#define COL16CNTL 11 /* Controll Reg for 16 collisions */ -#define MODE13 13 -/* Fujitsu FMV-18x Card Configuration */ -#define FJ_STATUS0 0x10 -#define FJ_STATUS1 0x11 -#define FJ_CONFIG0 0x12 -#define FJ_CONFIG1 0x13 -#define FJ_MACADDR 0x14 /* 0x14 - 0x19 */ -#define FJ_BUFCNTL 0x1A -#define FJ_BUFDATA 0x1C -#define FMV18X_IO_EXTENT 32 - -/* Index to functions, as function prototypes. */ - -static int fmv18x_probe1(struct net_device *dev, short ioaddr); -static int net_open(struct net_device *dev); -static int net_send_packet(struct sk_buff *skb, struct net_device *dev); -static irqreturn_t net_interrupt(int irq, void *dev_id, struct pt_regs *regs); -static void net_rx(struct net_device *dev); -static void net_timeout(struct net_device *dev); -static int net_close(struct net_device *dev); -static struct net_device_stats *net_get_stats(struct net_device *dev); -static void set_multicast_list(struct net_device *dev); - - -/* Check for a network adaptor of this type, and return '0' iff one exists. - If dev->base_addr == 0, probe all likely locations. - If dev->base_addr == 1, always return failure. - If dev->base_addr == 2, allocate space for the device and return success - (detachable devices only). - */ - -static int io = 0x220; -static int irq; - -struct net_device * __init fmv18x_probe(int unit) -{ - struct net_device *dev = alloc_etherdev(sizeof(struct net_local)); - unsigned *port; - int err = 0; - - if (!dev) - return ERR_PTR(-ENODEV); - - if (unit >= 0) { - sprintf(dev->name, "eth%d", unit); - netdev_boot_setup_check(dev); - io = dev->base_addr; - irq = dev->irq; - } - - SET_MODULE_OWNER(dev); - - if (io > 0x1ff) { /* Check a single specified location. */ - err = fmv18x_probe1(dev, io); - } else if (io != 0) { /* Don't probe at all. */ - err = -ENXIO; - } else { - for (port = fmv18x_probe_list; *port; port++) - if (fmv18x_probe1(dev, *port) == 0) - break; - if (!*port) - err = -ENODEV; - } - if (err) - goto out; - err = register_netdev(dev); - if (err) - goto out1; - return dev; -out1: - free_irq(dev->irq, dev); - release_region(dev->base_addr, FMV18X_IO_EXTENT); -out: - free_netdev(dev); - return ERR_PTR(err); -} - -/* The Fujitsu datasheet suggests that the NIC be probed for by checking its - "signature", the default bit pattern after a reset. This *doesn't* work -- - there is no way to reset the bus interface without a complete power-cycle! - - It turns out that ATI came to the same conclusion I did: the only thing - that can be done is checking a few bits and then diving right into MAC - address check. */ - -static int __init fmv18x_probe1(struct net_device *dev, short ioaddr) -{ - char irqmap[4] = {3, 7, 10, 15}; - char irqmap_pnp[8] = {3, 4, 5, 7, 9, 10, 11, 15}; - unsigned int i, retval; - struct net_local *lp; - - /* Resetting the chip doesn't reset the ISA interface, so don't bother. - That means we have to be careful with the register values we probe for. - */ - - if (!request_region(ioaddr, FMV18X_IO_EXTENT, DRV_NAME)) - return -EBUSY; - - dev->irq = irq; - dev->base_addr = ioaddr; - - /* Check I/O address configuration and Fujitsu vendor code */ - if (inb(ioaddr+FJ_MACADDR ) != 0x00 - || inb(ioaddr+FJ_MACADDR+1) != 0x00 - || inb(ioaddr+FJ_MACADDR+2) != 0x0e) { - retval = -ENODEV; - goto out; - } - - /* Check PnP mode for FMV-183/184/183A/184A. */ - /* This PnP routine is very poor. IO and IRQ should be known. */ - if (inb(ioaddr + FJ_STATUS1) & 0x20) { - for (i = 0; i < 8; i++) { - if (dev->irq == irqmap_pnp[i]) - break; - } - if (i == 8) { - retval = -ENODEV; - goto out; - } - } else { - if (fmv18x_probe_list[inb(ioaddr + FJ_CONFIG0) & 0x07] != ioaddr) - return -ENODEV; - dev->irq = irqmap[(inb(ioaddr + FJ_CONFIG0)>>6) & 0x03]; - } - - /* Snarf the interrupt vector now. */ - retval = request_irq(dev->irq, &net_interrupt, 0, DRV_NAME, dev); - if (retval) { - printk ("FMV-18x found at %#3x, but it's unusable due to a conflict on" - "IRQ %d.\n", ioaddr, dev->irq); - goto out; - } - - printk("%s: FMV-18x found at %#3x, IRQ %d, address ", dev->name, - ioaddr, dev->irq); - - for(i = 0; i < 6; i++) { - unsigned char val = inb(ioaddr + FJ_MACADDR + i); - printk("%02x", val); - dev->dev_addr[i] = val; - } - - /* "FJ_STATUS0" 12 bit 0x0400 means use regular 100 ohm 10baseT signals, - rather than 150 ohm shielded twisted pair compensation. - 0x0000 == auto-sense the interface - 0x0800 == use TP interface - 0x1800 == use coax interface - */ - { - const char *porttype[] = {"auto-sense", "10baseT", "auto-sense", "10base2/5"}; - ushort setup_value = inb(ioaddr + FJ_STATUS0); - - switch( setup_value & 0x07 ){ - case 0x01 /* 10base5 */: - case 0x02 /* 10base2 */: dev->if_port = 0x18; break; - case 0x04 /* 10baseT */: dev->if_port = 0x08; break; - default /* auto-sense*/: dev->if_port = 0x00; break; - } - printk(" %s interface.\n", porttype[(dev->if_port>>3) & 3]); - } - - /* Initialize LAN Controller and LAN Card */ - outb(0xda, ioaddr + CONFIG_0); /* Initialize LAN Controller */ - outb(0x00, ioaddr + CONFIG_1); /* Stand by mode */ - outb(0x00, ioaddr + FJ_CONFIG1); /* Disable IRQ of LAN Card */ - outb(0x00, ioaddr + FJ_BUFCNTL); /* Reset ? I'm not sure (TAMIYA) */ - - /* wait for a while */ - udelay(200); - - /* Set the station address in bank zero. */ - outb(0x00, ioaddr + CONFIG_1); - for (i = 0; i < 6; i++) - outb(dev->dev_addr[i], ioaddr + 8 + i); - - /* Switch to bank 1 and set the multicast table to accept none. */ - outb(0x04, ioaddr + CONFIG_1); - for (i = 0; i < 8; i++) - outb(0x00, ioaddr + 8 + i); - - /* Switch to bank 2 and lock our I/O address. */ - outb(0x08, ioaddr + CONFIG_1); - outb(dev->if_port, ioaddr + MODE13); - outb(0x00, ioaddr + COL16CNTL); - - if (net_debug) - printk(version); - - /* Initialize the device structure. */ - dev->priv = kmalloc(sizeof(struct net_local), GFP_KERNEL); - if (!dev->priv) { - retval = -ENOMEM; - goto out_irq; - } - memset(dev->priv, 0, sizeof(struct net_local)); - lp = dev->priv; - spin_lock_init(&lp->lock); - - dev->open = net_open; - dev->stop = net_close; - dev->hard_start_xmit = net_send_packet; - dev->tx_timeout = net_timeout; - dev->watchdog_timeo = HZ/10; - dev->get_stats = net_get_stats; - dev->set_multicast_list = set_multicast_list; - return 0; - -out_irq: - free_irq(dev->irq, dev); -out: - release_region(ioaddr, FMV18X_IO_EXTENT); - return retval; -} - - -static int net_open(struct net_device *dev) -{ - struct net_local *lp = dev->priv; - int ioaddr = dev->base_addr; - - /* Set the configuration register 0 to 32K 100ns. byte-wide memory, - 16 bit bus access, and two 4K Tx, enable the Rx and Tx. */ - outb(0x5a, ioaddr + CONFIG_0); - - /* Powerup and switch to register bank 2 for the run-time registers. */ - outb(0xe8, ioaddr + CONFIG_1); - - lp->tx_started = 0; - lp->tx_queue_ready = 1; - lp->rx_started = 0; - lp->tx_queue = 0; - lp->tx_queue_len = 0; - - /* Clear Tx and Rx Status */ - outb(0xff, ioaddr + TX_STATUS); - outb(0xff, ioaddr + RX_STATUS); - lp->open_time = jiffies; - - netif_start_queue(dev); - - /* Enable the IRQ of the LAN Card */ - outb(0x80, ioaddr + FJ_CONFIG1); - - /* Enable both Tx and Rx interrupts */ - outw(0x8182, ioaddr+TX_INTR); - - return 0; -} - -static void net_timeout(struct net_device *dev) -{ - struct net_local *lp = dev->priv; - int ioaddr = dev->base_addr; - unsigned long flags; - - - printk(KERN_WARNING "%s: transmit timed out with status %04x, %s?\n", dev->name, - htons(inw(ioaddr + TX_STATUS)), - inb(ioaddr + TX_STATUS) & 0x80 - ? "IRQ conflict" : "network cable problem"); - printk(KERN_WARNING "%s: timeout registers: %04x %04x %04x %04x %04x %04x %04x %04x.\n", - dev->name, htons(inw(ioaddr + 0)), - htons(inw(ioaddr + 2)), htons(inw(ioaddr + 4)), - htons(inw(ioaddr + 6)), htons(inw(ioaddr + 8)), - htons(inw(ioaddr +10)), htons(inw(ioaddr +12)), - htons(inw(ioaddr +14))); - printk(KERN_WARNING "eth card: %04x %04x\n", - htons(inw(ioaddr+FJ_STATUS0)), - htons(inw(ioaddr+FJ_CONFIG0))); - lp->stats.tx_errors++; - /* ToDo: We should try to restart the adaptor... */ - spin_lock_irqsave(&lp->lock, flags); - - /* Initialize LAN Controller and LAN Card */ - outb(0xda, ioaddr + CONFIG_0); /* Initialize LAN Controller */ - outb(0x00, ioaddr + CONFIG_1); /* Stand by mode */ - outb(0x00, ioaddr + FJ_CONFIG1); /* Disable IRQ of LAN Card */ - outb(0x00, ioaddr + FJ_BUFCNTL); /* Reset ? I'm not sure */ - net_open(dev); - spin_unlock_irqrestore(&lp->lock, flags); - - netif_wake_queue(dev); -} - -static int net_send_packet(struct sk_buff *skb, struct net_device *dev) -{ - struct net_local *lp = dev->priv; - int ioaddr = dev->base_addr; - short length = skb->len; - unsigned char *buf; - unsigned long flags; - - /* Block a transmit from overlapping. */ - - if (length > ETH_FRAME_LEN) { - if (net_debug) - printk("%s: Attempting to send a large packet (%d bytes).\n", - dev->name, length); - return 1; - } - - if (length < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) - return 0; - length = ETH_ZLEN; - } - buf = skb->data; - - if (net_debug > 4) - printk("%s: Transmitting a packet of length %lu.\n", dev->name, - (unsigned long)skb->len); - /* We may not start transmitting unless we finish transferring - a packet into the Tx queue. During executing the following - codes we possibly catch a Tx interrupt. Thus we flag off - tx_queue_ready, so that we prevent the interrupt routine - (net_interrupt) to start transmitting. */ - spin_lock_irqsave(&lp->lock, flags); - lp->tx_queue_ready = 0; - { - outw(length, ioaddr + DATAPORT); - outsw(ioaddr + DATAPORT, buf, (length + 1) >> 1); - lp->tx_queue++; - lp->tx_queue_len += length + 2; - } - lp->tx_queue_ready = 1; - spin_unlock_irqrestore(&lp->lock, flags); - - if (lp->tx_started == 0) { - /* If the Tx is idle, always trigger a transmit. */ - outb(0x80 | lp->tx_queue, ioaddr + TX_START); - lp->tx_queue = 0; - lp->tx_queue_len = 0; - dev->trans_start = jiffies; - lp->tx_started = 1; - } else if (lp->tx_queue_len >= 4096 - 1502) /* No room for a packet */ - netif_stop_queue(dev); - - dev_kfree_skb(skb); - return 0; -} - -/* The typical workload of the driver: - Handle the network interface interrupts. */ -static irqreturn_t -net_interrupt(int irq, void *dev_id, struct pt_regs *regs) -{ - struct net_device *dev = dev_id; - struct net_local *lp; - int ioaddr, status; - - ioaddr = dev->base_addr; - lp = dev->priv; - status = inw(ioaddr + TX_STATUS); - outw(status, ioaddr + TX_STATUS); - - if (net_debug > 4) - printk("%s: Interrupt with status %04x.\n", dev->name, status); - if (lp->rx_started == 0 && - (status & 0xff00 || (inb(ioaddr + RX_MODE) & 0x40) == 0)) { - /* Got a packet(s). - We cannot execute net_rx more than once at the same time for - the same device. During executing net_rx, we possibly catch a - Tx interrupt. Thus we flag on rx_started, so that we prevent - the interrupt routine (net_interrupt) to dive into net_rx - again. */ - lp->rx_started = 1; - outb(0x00, ioaddr + RX_INTR); /* Disable RX intr. */ - net_rx(dev); - outb(0x81, ioaddr + RX_INTR); /* Enable RX intr. */ - lp->rx_started = 0; - } - if (status & 0x00ff) { - if (status & 0x02) { - /* More than 16 collisions occurred */ - if (net_debug > 4) - printk("%s: 16 Collision occur during Txing.\n", dev->name); - /* Cancel sending a packet. */ - outb(0x03, ioaddr + COL16CNTL); - lp->stats.collisions++; - } - if (status & 0x82) { - spin_lock(&lp->lock); - lp->stats.tx_packets++; - if (lp->tx_queue && lp->tx_queue_ready) { - outb(0x80 | lp->tx_queue, ioaddr + TX_START); - lp->tx_queue = 0; - lp->tx_queue_len = 0; - dev->trans_start = jiffies; - netif_wake_queue(dev); /* Inform upper layers. */ - } else { - lp->tx_started = 0; - netif_wake_queue(dev); /* Inform upper layers. */ - } - spin_unlock(&lp->lock); - } - } - return IRQ_RETVAL(status); -} - -/* We have a good packet(s), get it/them out of the buffers. */ -static void net_rx(struct net_device *dev) -{ - struct net_local *lp = dev->priv; - int ioaddr = dev->base_addr; - int boguscount = 5; - - while ((inb(ioaddr + RX_MODE) & 0x40) == 0) { - /* Clear PKT_RDY bit: by agy 19940922 */ - /* outb(0x80, ioaddr + RX_STATUS); */ - ushort status = inw(ioaddr + DATAPORT); - - if (net_debug > 4) - printk("%s: Rxing packet mode %02x status %04x.\n", - dev->name, inb(ioaddr + RX_MODE), status); -#ifndef final_version - if (status == 0) { - outb(0x05, ioaddr + 14); - break; - } -#endif - - if ((status & 0xF0) != 0x20) { /* There was an error. */ - lp->stats.rx_errors++; - if (status & 0x08) lp->stats.rx_length_errors++; - if (status & 0x04) lp->stats.rx_frame_errors++; - if (status & 0x02) lp->stats.rx_crc_errors++; - if (status & 0x01) lp->stats.rx_over_errors++; - } else { - ushort pkt_len = inw(ioaddr + DATAPORT); - /* Malloc up new buffer. */ - struct sk_buff *skb; - - if (pkt_len > 1550) { - printk("%s: The FMV-18x claimed a very large packet, size %d.\n", - dev->name, pkt_len); - outb(0x05, ioaddr + 14); - lp->stats.rx_errors++; - break; - } - skb = dev_alloc_skb(pkt_len+3); - if (skb == NULL) { - printk("%s: Memory squeeze, dropping packet (len %d).\n", - dev->name, pkt_len); - outb(0x05, ioaddr + 14); - lp->stats.rx_dropped++; - break; - } - skb->dev = dev; - skb_reserve(skb,2); - - insw(ioaddr + DATAPORT, skb_put(skb,pkt_len), (pkt_len + 1) >> 1); - - if (net_debug > 5) { - int i; - printk("%s: Rxed packet of length %d: ", dev->name, pkt_len); - for (i = 0; i < 14; i++) - printk(" %02x", skb->data[i]); - printk(".\n"); - } - - skb->protocol=eth_type_trans(skb, dev); - netif_rx(skb); - dev->last_rx = jiffies; - lp->stats.rx_packets++; - lp->stats.rx_bytes += pkt_len; - } - if (--boguscount <= 0) - break; - } - - /* If any worth-while packets have been received, dev_rint() - has done a mark_bh(NET_BH) for us and will work on them - when we get to the bottom-half routine. */ - { - int i; - for (i = 0; i < 20; i++) { - if ((inb(ioaddr + RX_MODE) & 0x40) == 0x40) - break; - (void)inw(ioaddr + DATAPORT); /* dummy status read */ - outb(0x05, ioaddr + 14); - } - - if (net_debug > 5 && i > 0) - printk("%s: Exint Rx packet with mode %02x after %d ticks.\n", - dev->name, inb(ioaddr + RX_MODE), i); - } - - return; -} - -/* The inverse routine to net_open(). */ -static int net_close(struct net_device *dev) -{ - int ioaddr = dev->base_addr; - - ((struct net_local *)dev->priv)->open_time = 0; - - netif_stop_queue(dev); - - /* Set configuration register 0 to disable Tx and Rx. */ - outb(0xda, ioaddr + CONFIG_0); - - /* Update the statistics -- ToDo. */ - - /* Power-down the chip. Green, green, green! */ - outb(0x00, ioaddr + CONFIG_1); - - /* Set the ethernet adaptor disable IRQ */ - outb(0x00, ioaddr + FJ_CONFIG1); - - return 0; -} - -/* Get the current statistics. This may be called with the card open or - closed. */ -static struct net_device_stats *net_get_stats(struct net_device *dev) -{ - struct net_local *lp = dev->priv; - return &lp->stats; -} - -/* Set or clear the multicast filter for this adaptor. - num_addrs == -1 Promiscuous mode, receive all packets - num_addrs == 0 Normal mode, clear multicast list - num_addrs > 0 Multicast mode, receive normal and MC packets, and do - best-effort filtering. - */ - -static void set_multicast_list(struct net_device *dev) -{ - short ioaddr = dev->base_addr; - if (dev->mc_count || dev->flags&(IFF_PROMISC|IFF_ALLMULTI)) - { - /* - * We must make the kernel realise we had to move - * into promisc mode or we start all out war on - * the cable. - AC - */ - dev->flags|=IFF_PROMISC; - - outb(3, ioaddr + RX_MODE); /* Enable promiscuous mode */ - } - else - outb(2, ioaddr + RX_MODE); /* Disable promiscuous, use normal mode */ -} - -#ifdef MODULE -static struct net_device *dev_fmv18x; - -MODULE_PARM(io, "i"); -MODULE_PARM(irq, "i"); -MODULE_PARM(net_debug, "i"); -MODULE_PARM_DESC(io, "FMV-18X I/O address"); -MODULE_PARM_DESC(irq, "FMV-18X IRQ number"); -MODULE_PARM_DESC(net_debug, "FMV-18X debug level (0-1,5-6)"); -MODULE_LICENSE("GPL"); - -int init_module(void) -{ - if (io == 0) - printk("fmv18x: You should not use auto-probing with insmod!\n"); - dev_fmv18x = fmv18x_probe(-1); - if (IS_ERR(dev_fmv18x)) - return PTR_ERR(dev_fmv18x); - return 0; -} - -void -cleanup_module(void) -{ - unregister_netdev(dev_fmv18x); - free_irq(dev_fmv18x->irq, dev_fmv18x); - release_region(dev_fmv18x->base_addr, FMV18X_IO_EXTENT); - free_netdev(dev_fmv18x); -} -#endif /* MODULE */ - -/* - * Local variables: - * compile-command: "gcc -D__KERNEL__ -I/usr/src/linux/net/inet -Wall -Wstrict-prototypes -O6 -m486 -c fmv18x.c" - * version-control: t - * kept-new-versions: 5 - * tab-width: 4 - * c-indent-level: 4 - * End: - */ diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c index b0126304ca08..181b6ed55003 100644 --- a/drivers/net/pcmcia/pcnet_cs.c +++ b/drivers/net/pcmcia/pcnet_cs.c @@ -1537,20 +1537,20 @@ static void shmem_get_8390_hdr(struct net_device *dev, static void shmem_block_input(struct net_device *dev, int count, struct sk_buff *skb, int ring_offset) { - void __iomem *xfer_start = ei_status.mem + (TX_PAGES<<8) - + ring_offset + void __iomem *base = ei_status.mem; + unsigned long offset = (TX_PAGES<<8) + ring_offset - (ei_status.rx_start_page << 8); char *buf = skb->data; - if (xfer_start + count > (void __iomem *)ei_status.rmem_end) { + if (offset + count > ei_status.priv) { /* We must wrap the input move. */ - int semi_count = (void __iomem *)ei_status.rmem_end - xfer_start; - copyin(buf, xfer_start, semi_count); + int semi_count = ei_status.priv - offset; + copyin(buf, base + offset, semi_count); buf += semi_count; - xfer_start = ei_status.mem + (TX_PAGES<<8); + offset = TX_PAGES<<8; count -= semi_count; } - copyin(buf, xfer_start, count); + copyin(buf, base + offset, count); } /*====================================================================*/ @@ -1611,8 +1611,9 @@ static int setup_shmem_window(dev_link_t *link, int start_pg, } ei_status.mem = info->base + offset; + ei_status.priv = req.Size; dev->mem_start = (u_long)ei_status.mem; - dev->mem_end = ei_status.rmem_end = (u_long)info->base + req.Size; + dev->mem_end = dev->mem_start + req.Size; ei_status.tx_start_page = start_pg; ei_status.rx_start_page = start_pg + TX_PAGES; diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index 3b377f6cd4a0..ad4b58af6b76 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c @@ -1217,36 +1217,43 @@ ppp_push(struct ppp *ppp) */ static int ppp_mp_explode(struct ppp *ppp, struct sk_buff *skb) { - int nch, len, fragsize; + int len, fragsize; int i, bits, hdrlen, mtu; - int flen, fnb; + int flen; + int navail, nfree; + int nbigger; unsigned char *p, *q; struct list_head *list; struct channel *pch; struct sk_buff *frag; struct ppp_channel *chan; - nch = 0; + nfree = 0; /* # channels which have no packet already queued */ + navail = 0; /* total # of usable channels (not deregistered) */ hdrlen = (ppp->flags & SC_MP_XSHORTSEQ)? MPHDRLEN_SSN: MPHDRLEN; + i = 0; list = &ppp->channels; while ((list = list->next) != &ppp->channels) { pch = list_entry(list, struct channel, clist); - nch += pch->avail = (skb_queue_len(&pch->file.xq) == 0); - /* - * If a channel hasn't had a fragment yet, it has to get - * one before we send any fragments on later channels. - * If it can't take a fragment now, don't give any - * to subsequent channels. - */ - if (!pch->had_frag && !pch->avail) { - while ((list = list->next) != &ppp->channels) { - pch = list_entry(list, struct channel, clist); - pch->avail = 0; + navail += pch->avail = (pch->chan != NULL); + if (pch->avail) { + if (skb_queue_len(&pch->file.xq) == 0 + || !pch->had_frag) { + pch->avail = 2; + ++nfree; } - break; + if (!pch->had_frag && i < ppp->nxchan) + ppp->nxchan = i; } + ++i; } - if (nch == 0) + + /* + * Don't start sending this packet unless at least half of + * the channels are free. This gives much better TCP + * performance if we have a lot of channels. + */ + if (nfree == 0 || nfree < navail / 2) return 0; /* can't take now, leave it in xmit_pending */ /* Do protocol field compression (XXX this should be optional) */ @@ -1257,14 +1264,19 @@ static int ppp_mp_explode(struct ppp *ppp, struct sk_buff *skb) --len; } - /* decide on fragment size */ + /* + * Decide on fragment size. + * We create a fragment for each free channel regardless of + * how small they are (i.e. even 0 length) in order to minimize + * the time that it will take to detect when a channel drops + * a fragment. + */ fragsize = len; - if (nch > 1) { - int maxch = ROUNDUP(len, MIN_FRAG_SIZE); - if (nch > maxch) - nch = maxch; - fragsize = ROUNDUP(fragsize, nch); - } + if (nfree > 1) + fragsize = ROUNDUP(fragsize, nfree); + /* nbigger channels get fragsize bytes, the rest get fragsize-1, + except if nbigger==0, then they all get fragsize. */ + nbigger = len % nfree; /* skip to the channel after the one we last used and start at that one */ @@ -1278,7 +1290,7 @@ static int ppp_mp_explode(struct ppp *ppp, struct sk_buff *skb) /* create a fragment for each channel */ bits = B; - do { + while (nfree > 0 || len > 0) { list = list->next; if (list == &ppp->channels) { i = 0; @@ -1289,61 +1301,92 @@ static int ppp_mp_explode(struct ppp *ppp, struct sk_buff *skb) if (!pch->avail) continue; + /* + * Skip this channel if it has a fragment pending already and + * we haven't given a fragment to all of the free channels. + */ + if (pch->avail == 1) { + if (nfree > 0) + continue; + } else { + --nfree; + pch->avail = 1; + } + /* check the channel's mtu and whether it is still attached. */ spin_lock_bh(&pch->downl); - if (pch->chan == 0 || (mtu = pch->chan->mtu) < hdrlen) { - /* can't use this channel */ + if (pch->chan == NULL) { + /* can't use this channel, it's being deregistered */ spin_unlock_bh(&pch->downl); pch->avail = 0; - if (--nch == 0) + if (--navail == 0) break; continue; } /* - * We have to create multiple fragments for this channel - * if fragsize is greater than the channel's mtu. + * Create a fragment for this channel of + * min(max(mtu+2-hdrlen, 4), fragsize, len) bytes. + * If mtu+2-hdrlen < 4, that is a ridiculously small + * MTU, so we use mtu = 2 + hdrlen. */ if (fragsize > len) fragsize = len; - for (flen = fragsize; flen > 0; flen -= fnb) { - fnb = flen; - if (fnb > mtu + 2 - hdrlen) - fnb = mtu + 2 - hdrlen; - if (fnb >= len) - bits |= E; - frag = alloc_skb(fnb + hdrlen, GFP_ATOMIC); - if (frag == 0) - goto noskb; - q = skb_put(frag, fnb + hdrlen); - /* make the MP header */ - q[0] = PPP_MP >> 8; - q[1] = PPP_MP; - if (ppp->flags & SC_MP_XSHORTSEQ) { - q[2] = bits + ((ppp->nxseq >> 8) & 0xf); - q[3] = ppp->nxseq; - } else { - q[2] = bits; - q[3] = ppp->nxseq >> 16; - q[4] = ppp->nxseq >> 8; - q[5] = ppp->nxseq; - } - - /* copy the data in */ - memcpy(q + hdrlen, p, fnb); - - /* try to send it down the channel */ - chan = pch->chan; - if (!chan->ops->start_xmit(chan, frag)) - skb_queue_tail(&pch->file.xq, frag); - pch->had_frag = 1; - p += fnb; - len -= fnb; - ++ppp->nxseq; - bits = 0; + flen = fragsize; + mtu = pch->chan->mtu + 2 - hdrlen; + if (mtu < 4) + mtu = 4; + if (flen > mtu) + flen = mtu; + if (flen == len && nfree == 0) + bits |= E; + frag = alloc_skb(flen + hdrlen + (flen == 0), GFP_ATOMIC); + if (frag == 0) + goto noskb; + q = skb_put(frag, flen + hdrlen); + + /* make the MP header */ + q[0] = PPP_MP >> 8; + q[1] = PPP_MP; + if (ppp->flags & SC_MP_XSHORTSEQ) { + q[2] = bits + ((ppp->nxseq >> 8) & 0xf); + q[3] = ppp->nxseq; + } else { + q[2] = bits; + q[3] = ppp->nxseq >> 16; + q[4] = ppp->nxseq >> 8; + q[5] = ppp->nxseq; } + + /* + * Copy the data in. + * Unfortunately there is a bug in older versions of + * the Linux PPP multilink reconstruction code where it + * drops 0-length fragments. Therefore we make sure the + * fragment has at least one byte of data. Any bytes + * we add in this situation will end up as padding on the + * end of the reconstructed packet. + */ + if (flen == 0) + *skb_put(frag, 1) = 0; + else + memcpy(q + hdrlen, p, flen); + + /* try to send it down the channel */ + chan = pch->chan; + if (skb_queue_len(&pch->file.xq) + || !chan->ops->start_xmit(chan, frag)) + skb_queue_tail(&pch->file.xq, frag); + pch->had_frag = 1; + p += flen; + len -= flen; + ++ppp->nxseq; + bits = 0; spin_unlock_bh(&pch->downl); - } while (len > 0); + + if (--nbigger == 0 && fragsize > 0) + --fragsize; + } ppp->nxchan = i; return 1; @@ -1422,7 +1465,7 @@ ppp_input(struct ppp_channel *chan, struct sk_buff *skb) kfree_skb(skb); return; } - + proto = PPP_PROTO(skb); read_lock_bh(&pch->upl); if (pch->ppp == 0 || proto >= 0xc000 || proto == PPP_CCPFRAG) { @@ -1691,7 +1734,7 @@ ppp_receive_mp_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch) struct list_head *l; int mphdrlen = (ppp->flags & SC_MP_SHORTSEQ)? MPHDRLEN_SSN: MPHDRLEN; - if (!pskb_may_pull(skb, mphdrlen + 1) || ppp->mrru == 0) + if (!pskb_may_pull(skb, mphdrlen) || ppp->mrru == 0) goto err; /* no good, throw it away */ /* Decode sequence number and begin/end bits */ diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index d6d0e43dab65..ce449fe90e6d 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -69,7 +69,13 @@ VERSION 2.2LK <2005/01/25> #include <asm/io.h> #include <asm/irq.h> -#define RTL8169_VERSION "2.2LK" +#ifdef CONFIG_R8169_NAPI +#define NAPI_SUFFIX "-NAPI" +#else +#define NAPI_SUFFIX "" +#endif + +#define RTL8169_VERSION "2.2LK" NAPI_SUFFIX #define MODULENAME "r8169" #define PFX MODULENAME ": " @@ -85,6 +91,10 @@ VERSION 2.2LK <2005/01/25> #define dprintk(fmt, args...) do {} while (0) #endif /* RTL8169_DEBUG */ +#define R8169_MSG_DEFAULT \ + (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK | NETIF_MSG_IFUP | \ + NETIF_MSG_IFDOWN) + #define TX_BUFFS_AVAIL(tp) \ (tp->dirty_tx + NUM_TX_DESC - tp->cur_tx - 1) @@ -174,8 +184,9 @@ const static struct { #undef _R static struct pci_device_id rtl8169_pci_tbl[] = { - {0x10ec, 0x8169, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {0x1186, 0x4300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), }, + { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4300), }, + { PCI_DEVICE(0x16ec, 0x0116), }, {0,}, }; @@ -183,10 +194,15 @@ MODULE_DEVICE_TABLE(pci, rtl8169_pci_tbl); static int rx_copybreak = 200; static int use_dac; +static struct { + u32 msg_enable; +} debug = { -1 }; enum RTL8169_registers { MAC0 = 0, /* Ethernet hardware address. */ MAR0 = 8, /* Multicast filter. */ + CounterAddrLow = 0x10, + CounterAddrHigh = 0x14, TxDescStartAddrLow = 0x20, TxDescStartAddrHigh = 0x24, TxHDescStartAddrLow = 0x28, @@ -328,6 +344,9 @@ enum RTL8169_register_content { /* _TBICSRBit */ TBILinkOK = 0x02000000, + + /* DumpCounterCommand */ + CounterDump = 0x8, }; enum _DescStatusBit { @@ -385,6 +404,7 @@ struct rtl8169_private { struct pci_dev *pci_dev; /* Index of PCI device */ struct net_device_stats stats; /* statistics of net device */ spinlock_t lock; /* spin lock flag */ + u32 msg_enable; int chipset; int mac_version; int phy_version; @@ -418,9 +438,13 @@ struct rtl8169_private { MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>"); MODULE_DESCRIPTION("RealTek RTL-8169 Gigabit Ethernet driver"); module_param_array(media, int, &num_media, 0); +MODULE_PARM_DESC(media, "force phy operation. Deprecated by ethtool (8)."); module_param(rx_copybreak, int, 0); +MODULE_PARM_DESC(rx_copybreak, "Copy breakpoint for copy-only-tiny-frames"); module_param(use_dac, int, 0); MODULE_PARM_DESC(use_dac, "Enable PCI DAC. Unsafe on 32 bit PCI slot."); +module_param_named(debug, debug.msg_enable, int, 0); +MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., 16=all)"); MODULE_LICENSE("GPL"); MODULE_VERSION(RTL8169_VERSION); @@ -433,10 +457,10 @@ static void rtl8169_hw_start(struct net_device *dev); static int rtl8169_close(struct net_device *dev); static void rtl8169_set_rx_mode(struct net_device *dev); static void rtl8169_tx_timeout(struct net_device *dev); -static struct net_device_stats *rtl8169_get_stats(struct net_device *netdev); +static struct net_device_stats *rtl8169_get_stats(struct net_device *dev); static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *, void __iomem *); -static int rtl8169_change_mtu(struct net_device *netdev, int new_mtu); +static int rtl8169_change_mtu(struct net_device *dev, int new_mtu); static void rtl8169_down(struct net_device *dev); #ifdef CONFIG_R8169_NAPI @@ -543,9 +567,13 @@ static void rtl8169_check_link_status(struct net_device *dev, spin_lock_irqsave(&tp->lock, flags); if (tp->link_ok(ioaddr)) { netif_carrier_on(dev); - printk(KERN_INFO PFX "%s: link up\n", dev->name); - } else + if (netif_msg_ifup(tp)) + printk(KERN_INFO PFX "%s: link up\n", dev->name); + } else { + if (netif_msg_ifdown(tp)) + printk(KERN_INFO PFX "%s: link down\n", dev->name); netif_carrier_off(dev); + } spin_unlock_irqrestore(&tp->lock, flags); } @@ -569,7 +597,7 @@ static void rtl8169_link_option(int idx, u8 *autoneg, u16 *speed, u8 *duplex) option = ((idx < MAX_UNITS) && (idx >= 0)) ? media[idx] : 0xff; - if ((option != 0xff) && !idx) + if ((option != 0xff) && !idx && netif_msg_drv(&debug)) printk(KERN_WARNING PFX "media option is deprecated.\n"); for (p = link_settings; p->media != 0xff; p++) { @@ -611,9 +639,11 @@ static int rtl8169_set_speed_tbi(struct net_device *dev, } else if (autoneg == AUTONEG_ENABLE) RTL_W32(TBICSR, reg | TBINwEnable | TBINwRestart); else { - printk(KERN_WARNING PFX - "%s: incorrect speed setting refused in TBI mode\n", - dev->name); + if (netif_msg_link(tp)) { + printk(KERN_WARNING "%s: " + "incorrect speed setting refused in TBI mode\n", + dev->name); + } ret = -EOPNOTSUPP; } @@ -871,12 +901,120 @@ static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs, spin_unlock_irqrestore(&tp->lock, flags); } +static u32 rtl8169_get_msglevel(struct net_device *dev) +{ + struct rtl8169_private *tp = netdev_priv(dev); + + return tp->msg_enable; +} + +static void rtl8169_set_msglevel(struct net_device *dev, u32 value) +{ + struct rtl8169_private *tp = netdev_priv(dev); + + tp->msg_enable = value; +} + +static const char rtl8169_gstrings[][ETH_GSTRING_LEN] = { + "tx_packets", + "rx_packets", + "tx_errors", + "rx_errors", + "rx_missed", + "align_errors", + "tx_single_collisions", + "tx_multi_collisions", + "unicast", + "broadcast", + "multicast", + "tx_aborted", + "tx_underrun", +}; + +struct rtl8169_counters { + u64 tx_packets; + u64 rx_packets; + u64 tx_errors; + u32 rx_errors; + u16 rx_missed; + u16 align_errors; + u32 tx_one_collision; + u32 tx_multi_collision; + u64 rx_unicast; + u64 rx_broadcast; + u32 rx_multicast; + u16 tx_aborted; + u16 tx_underun; +}; + +static int rtl8169_get_stats_count(struct net_device *dev) +{ + return ARRAY_SIZE(rtl8169_gstrings); +} + +static void rtl8169_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *stats, u64 *data) +{ + struct rtl8169_private *tp = netdev_priv(dev); + void __iomem *ioaddr = tp->mmio_addr; + struct rtl8169_counters *counters; + dma_addr_t paddr; + u32 cmd; + + ASSERT_RTNL(); + + counters = pci_alloc_consistent(tp->pci_dev, sizeof(*counters), &paddr); + if (!counters) + return; + + RTL_W32(CounterAddrHigh, (u64)paddr >> 32); + cmd = (u64)paddr & DMA_32BIT_MASK; + RTL_W32(CounterAddrLow, cmd); + RTL_W32(CounterAddrLow, cmd | CounterDump); + + while (RTL_R32(CounterAddrLow) & CounterDump) { + if (msleep_interruptible(1)) + break; + } + + RTL_W32(CounterAddrLow, 0); + RTL_W32(CounterAddrHigh, 0); + + data[0] = le64_to_cpu(counters->tx_packets); + data[1] = le64_to_cpu(counters->rx_packets); + data[2] = le64_to_cpu(counters->tx_errors); + data[3] = le32_to_cpu(counters->rx_errors); + data[4] = le16_to_cpu(counters->rx_missed); + data[5] = le16_to_cpu(counters->align_errors); + data[6] = le32_to_cpu(counters->tx_one_collision); + data[7] = le32_to_cpu(counters->tx_multi_collision); + data[8] = le64_to_cpu(counters->rx_unicast); + data[9] = le64_to_cpu(counters->rx_broadcast); + data[10] = le32_to_cpu(counters->rx_multicast); + data[11] = le16_to_cpu(counters->tx_aborted); + data[12] = le16_to_cpu(counters->tx_underun); + + pci_free_consistent(tp->pci_dev, sizeof(*counters), counters, paddr); +} + +static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data) +{ + switch(stringset) { + case ETH_SS_STATS: + memcpy(data, *rtl8169_gstrings, sizeof(rtl8169_gstrings)); + break; + } +} + + static struct ethtool_ops rtl8169_ethtool_ops = { .get_drvinfo = rtl8169_get_drvinfo, .get_regs_len = rtl8169_get_regs_len, .get_link = ethtool_op_get_link, .get_settings = rtl8169_get_settings, .set_settings = rtl8169_set_settings, + .get_msglevel = rtl8169_get_msglevel, + .set_msglevel = rtl8169_set_msglevel, .get_rx_csum = rtl8169_get_rx_csum, .set_rx_csum = rtl8169_set_rx_csum, .get_tx_csum = ethtool_op_get_tx_csum, @@ -886,6 +1024,9 @@ static struct ethtool_ops rtl8169_ethtool_ops = { .get_tso = ethtool_op_get_tso, .set_tso = ethtool_op_set_tso, .get_regs = rtl8169_get_regs, + .get_strings = rtl8169_get_strings, + .get_stats_count = rtl8169_get_stats_count, + .get_ethtool_stats = rtl8169_get_ethtool_stats, }; static void rtl8169_write_gmii_reg_bit(void __iomem *ioaddr, int reg, int bitnum, @@ -1091,7 +1232,8 @@ static void rtl8169_phy_timer(unsigned long __opaque) if (tp->link_ok(ioaddr)) goto out_unlock; - printk(KERN_WARNING PFX "%s: PHY reset until link up\n", dev->name); + if (netif_msg_link(tp)) + printk(KERN_WARNING "%s: PHY reset until link up\n", dev->name); tp->phy_reset_enable(ioaddr); @@ -1169,18 +1311,23 @@ rtl8169_init_board(struct pci_dev *pdev, struct net_device **dev_out, /* dev zeroed in alloc_etherdev */ dev = alloc_etherdev(sizeof (*tp)); if (dev == NULL) { - printk(KERN_ERR PFX "unable to alloc new ethernet\n"); + if (netif_msg_drv(&debug)) + printk(KERN_ERR PFX "unable to alloc new ethernet\n"); goto err_out; } SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); tp = netdev_priv(dev); + tp->msg_enable = netif_msg_init(debug.msg_enable, R8169_MSG_DEFAULT); /* enable device (incl. PCI PM wakeup and hotplug setup) */ rc = pci_enable_device(pdev); - if (rc) { - printk(KERN_ERR PFX "%s: enable failure\n", pci_name(pdev)); + if (rc < 0) { + if (netif_msg_probe(tp)) { + printk(KERN_ERR PFX "%s: enable failure\n", + pci_name(pdev)); + } goto err_out_free_dev; } @@ -1196,29 +1343,39 @@ rtl8169_init_board(struct pci_dev *pdev, struct net_device **dev_out, pci_read_config_word(pdev, pm_cap + PCI_PM_CTRL, &pwr_command); acpi_idle_state = pwr_command & PCI_PM_CTRL_STATE_MASK; } else { - printk(KERN_ERR PFX - "Cannot find PowerManagement capability, aborting.\n"); + if (netif_msg_probe(tp)) { + printk(KERN_ERR PFX + "Cannot find PowerManagement capability. " + "Aborting.\n"); + } goto err_out_mwi; } /* make sure PCI base addr 1 is MMIO */ if (!(pci_resource_flags(pdev, 1) & IORESOURCE_MEM)) { - printk(KERN_ERR PFX - "region #1 not an MMIO resource, aborting\n"); + if (netif_msg_probe(tp)) { + printk(KERN_ERR PFX + "region #1 not an MMIO resource, aborting\n"); + } rc = -ENODEV; goto err_out_mwi; } /* check for weird/broken PCI region reporting */ if (pci_resource_len(pdev, 1) < R8169_REGS_SIZE) { - printk(KERN_ERR PFX "Invalid PCI region size(s), aborting\n"); + if (netif_msg_probe(tp)) { + printk(KERN_ERR PFX + "Invalid PCI region size(s), aborting\n"); + } rc = -ENODEV; goto err_out_mwi; } rc = pci_request_regions(pdev, MODULENAME); - if (rc) { - printk(KERN_ERR PFX "%s: could not request regions.\n", - pci_name(pdev)); + if (rc < 0) { + if (netif_msg_probe(tp)) { + printk(KERN_ERR PFX "%s: could not request regions.\n", + pci_name(pdev)); + } goto err_out_mwi; } @@ -1231,7 +1388,10 @@ rtl8169_init_board(struct pci_dev *pdev, struct net_device **dev_out, } else { rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK); if (rc < 0) { - printk(KERN_ERR PFX "DMA configuration failed.\n"); + if (netif_msg_probe(tp)) { + printk(KERN_ERR PFX + "DMA configuration failed.\n"); + } goto err_out_free_res; } } @@ -1241,7 +1401,8 @@ rtl8169_init_board(struct pci_dev *pdev, struct net_device **dev_out, /* ioremap MMIO region */ ioaddr = ioremap(pci_resource_start(pdev, 1), R8169_REGS_SIZE); if (ioaddr == NULL) { - printk(KERN_ERR PFX "cannot remap MMIO, aborting\n"); + if (netif_msg_probe(tp)) + printk(KERN_ERR PFX "cannot remap MMIO, aborting\n"); rc = -EIO; goto err_out_free_res; } @@ -1272,9 +1433,11 @@ rtl8169_init_board(struct pci_dev *pdev, struct net_device **dev_out, } if (i < 0) { /* Unknown chip: assume array element #0, original RTL-8169 */ - printk(KERN_DEBUG PFX - "PCI device %s: unknown chip version, assuming %s\n", - pci_name(pdev), rtl_chip_info[0].name); + if (netif_msg_probe(tp)) { + printk(KERN_DEBUG PFX "PCI device %s: " + "unknown chip version, assuming %s\n", + pci_name(pdev), rtl_chip_info[0].name); + } i++; } tp->chipset = i; @@ -1308,7 +1471,6 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) struct rtl8169_private *tp; void __iomem *ioaddr = NULL; static int board_idx = -1; - static int printed_version = 0; u8 autoneg, duplex; u16 speed; int i, rc; @@ -1318,10 +1480,9 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) board_idx++; - if (!printed_version) { + if (netif_msg_drv(&debug)) { printk(KERN_INFO "%s Gigabit Ethernet driver %s loaded\n", MODULENAME, RTL8169_VERSION); - printed_version = 1; } rc = rtl8169_init_board(pdev, &dev, &ioaddr); @@ -1366,7 +1527,6 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) #ifdef CONFIG_R8169_NAPI dev->poll = rtl8169_poll; dev->weight = R8169_NAPI_WEIGHT; - printk(KERN_INFO PFX "NAPI enabled\n"); #endif #ifdef CONFIG_R8169_VLAN @@ -1391,20 +1551,24 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) return rc; } - printk(KERN_DEBUG "%s: Identified chip type is '%s'.\n", dev->name, - rtl_chip_info[tp->chipset].name); + if (netif_msg_probe(tp)) { + printk(KERN_DEBUG "%s: Identified chip type is '%s'.\n", + dev->name, rtl_chip_info[tp->chipset].name); + } pci_set_drvdata(pdev, dev); - printk(KERN_INFO "%s: %s at 0x%lx, " - "%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x, " - "IRQ %d\n", - dev->name, - rtl_chip_info[ent->driver_data].name, - dev->base_addr, - dev->dev_addr[0], dev->dev_addr[1], - dev->dev_addr[2], dev->dev_addr[3], - dev->dev_addr[4], dev->dev_addr[5], dev->irq); + if (netif_msg_probe(tp)) { + printk(KERN_INFO "%s: %s at 0x%lx, " + "%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x, " + "IRQ %d\n", + dev->name, + rtl_chip_info[ent->driver_data].name, + dev->base_addr, + dev->dev_addr[0], dev->dev_addr[1], + dev->dev_addr[2], dev->dev_addr[3], + dev->dev_addr[4], dev->dev_addr[5], dev->irq); + } rtl8169_hw_phy_config(dev); @@ -1427,7 +1591,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) rtl8169_set_speed(dev, autoneg, speed, duplex); - if (RTL_R8(PHYstatus) & TBI_Enable) + if ((RTL_R8(PHYstatus) & TBI_Enable) && netif_msg_link(tp)) printk(KERN_INFO PFX "%s: TBI auto-negotiating\n", dev->name); return 0; @@ -1860,8 +2024,13 @@ static void rtl8169_reinit_task(void *_data) ret = rtl8169_open(dev); if (unlikely(ret < 0)) { if (net_ratelimit()) { - printk(PFX KERN_ERR "%s: reinit failure (status = %d)." - " Rescheduling.\n", dev->name, ret); + struct rtl8169_private *tp = netdev_priv(dev); + + if (netif_msg_drv(tp)) { + printk(PFX KERN_ERR + "%s: reinit failure (status = %d)." + " Rescheduling.\n", dev->name, ret); + } } rtl8169_schedule_work(dev, rtl8169_reinit_task); } @@ -1886,8 +2055,12 @@ static void rtl8169_reset_task(void *_data) netif_wake_queue(dev); } else { if (net_ratelimit()) { - printk(PFX KERN_EMERG "%s: Rx buffers shortage\n", - dev->name); + struct rtl8169_private *tp = netdev_priv(dev); + + if (netif_msg_intr(tp)) { + printk(PFX KERN_EMERG + "%s: Rx buffers shortage\n", dev->name); + } } rtl8169_schedule_work(dev, rtl8169_reset_task); } @@ -1973,8 +2146,11 @@ static int rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev) int ret = 0; if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) { - printk(KERN_ERR PFX "%s: BUG! Tx Ring full when queue awake!\n", - dev->name); + if (netif_msg_drv(tp)) { + printk(KERN_ERR + "%s: BUG! Tx Ring full when queue awake!\n", + dev->name); + } goto err_stop; } @@ -2049,8 +2225,11 @@ static void rtl8169_pcierr_interrupt(struct net_device *dev) pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd); pci_read_config_word(pdev, PCI_STATUS, &pci_status); - printk(KERN_ERR PFX "%s: PCI error (cmd = 0x%04x, status = 0x%04x).\n", - dev->name, pci_cmd, pci_status); + if (netif_msg_intr(tp)) { + printk(KERN_ERR + "%s: PCI error (cmd = 0x%04x, status = 0x%04x).\n", + dev->name, pci_cmd, pci_status); + } /* * The recovery sequence below admits a very elaborated explanation: @@ -2069,7 +2248,8 @@ static void rtl8169_pcierr_interrupt(struct net_device *dev) /* The infamous DAC f*ckup only happens at boot time */ if ((tp->cp_cmd & PCIDAC) && !tp->dirty_rx && !tp->cur_rx) { - printk(KERN_INFO PFX "%s: disabling PCI DAC.\n", dev->name); + if (netif_msg_intr(tp)) + printk(KERN_INFO "%s: disabling PCI DAC.\n", dev->name); tp->cp_cmd &= ~PCIDAC; RTL_W16(CPlusCmd, tp->cp_cmd); dev->features &= ~NETIF_F_HIGHDMA; @@ -2180,7 +2360,7 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp, rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx; rx_left = rtl8169_rx_quota(rx_left, (u32) dev->quota); - while (rx_left > 0) { + for (; rx_left > 0; rx_left--, cur_rx++) { unsigned int entry = cur_rx % NUM_RX_DESC; struct RxDesc *desc = tp->RxDescArray + entry; u32 status; @@ -2190,9 +2370,12 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp, if (status & DescOwn) break; - if (status & RxRES) { - printk(KERN_INFO "%s: Rx ERROR. status = %08x\n", - dev->name, status); + if (unlikely(status & RxRES)) { + if (netif_msg_rx_err(tp)) { + printk(KERN_INFO + "%s: Rx ERROR. status = %08x\n", + dev->name, status); + } tp->stats.rx_errors++; if (status & (RxRWT | RxRUNT)) tp->stats.rx_length_errors++; @@ -2214,7 +2397,7 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp, tp->stats.rx_dropped++; tp->stats.rx_length_errors++; rtl8169_mark_to_asic(desc, tp->rx_buf_sz); - goto move_on; + continue; } rtl8169_rx_csum(skb, desc); @@ -2243,16 +2426,13 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp, tp->stats.rx_bytes += pkt_size; tp->stats.rx_packets++; } -move_on: - cur_rx++; - rx_left--; } count = cur_rx - tp->cur_rx; tp->cur_rx = cur_rx; delta = rtl8169_rx_fill(tp, dev, tp->dirty_rx, tp->cur_rx); - if (!delta && count) + if (!delta && count && netif_msg_intr(tp)) printk(KERN_INFO "%s: no Rx buffer allocated\n", dev->name); tp->dirty_rx += delta; @@ -2263,7 +2443,7 @@ move_on: * after refill ? * - how do others driver handle this condition (Uh oh...). */ - if (tp->dirty_rx + NUM_RX_DESC == tp->cur_rx) + if ((tp->dirty_rx + NUM_RX_DESC == tp->cur_rx) && netif_msg_intr(tp)) printk(KERN_EMERG "%s: Rx buffers exhausted\n", dev->name); return count; @@ -2315,7 +2495,7 @@ rtl8169_interrupt(int irq, void *dev_instance, struct pt_regs *regs) if (likely(netif_rx_schedule_prep(dev))) __netif_rx_schedule(dev); - else { + else if (netif_msg_intr(tp)) { printk(KERN_INFO "%s: interrupt %04x taken in poll\n", dev->name, status); } @@ -2334,8 +2514,10 @@ rtl8169_interrupt(int irq, void *dev_instance, struct pt_regs *regs) } while (boguscnt > 0); if (boguscnt <= 0) { - printk(KERN_WARNING "%s: Too much work at interrupt!\n", - dev->name); + if (net_ratelimit() && netif_msg_intr(tp)) { + printk(KERN_WARNING + "%s: Too much work at interrupt!\n", dev->name); + } /* Clear all interrupt sources. */ RTL_W16(IntrStatus, 0xffff); } @@ -2458,8 +2640,10 @@ rtl8169_set_rx_mode(struct net_device *dev) if (dev->flags & IFF_PROMISC) { /* Unconditionally log net taps. */ - printk(KERN_NOTICE "%s: Promiscuous mode enabled.\n", - dev->name); + if (netif_msg_link(tp)) { + printk(KERN_NOTICE "%s: Promiscuous mode enabled.\n", + dev->name); + } rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys | AcceptAllPhys; diff --git a/drivers/net/sk98lin/skge.c b/drivers/net/sk98lin/skge.c index 05b827f79f54..1ccb2989001c 100644 --- a/drivers/net/sk98lin/skge.c +++ b/drivers/net/sk98lin/skge.c @@ -4212,7 +4212,7 @@ SK_BOOL DualNet; Flags); SkGeStopPort(pAC, IoC, FromPort, SK_STOP_ALL, SK_HARD_RST); - pAC->dev[Param.Para32[0]]->flags &= ~IFF_RUNNING; + netif_carrier_off(pAC->dev[Param.Para32[0]]); spin_unlock_irqrestore( &pAC->TxPort[FromPort][TX_PRIO_LOW].TxDesRingLock, Flags); @@ -4355,7 +4355,7 @@ SK_BOOL DualNet; } /* Inform the world that link protocol is up. */ - pAC->dev[Param.Para32[0]]->flags |= IFF_RUNNING; + netif_carrier_on(pAC->dev[Param.Para32[0]]); break; case SK_DRV_NET_DOWN: /* SK_U32 Reason */ @@ -4368,7 +4368,7 @@ SK_BOOL DualNet; } else { DoPrintInterfaceChange = SK_TRUE; } - pAC->dev[Param.Para32[1]]->flags &= ~IFF_RUNNING; + netif_carrier_off(pAC->dev[Param.Para32[1]]); break; case SK_DRV_SWITCH_HARD: /* SK_U32 FromPortIdx SK_U32 ToPortIdx */ SK_DBG_MSG(NULL, SK_DBGMOD_DRV, SK_DBGCAT_DRV_EVENT, @@ -4961,7 +4961,6 @@ static int __devinit skge_probe_one(struct pci_dev *pdev, #ifdef CONFIG_NET_POLL_CONTROLLER dev->poll_controller = &SkGePollController; #endif - dev->flags &= ~IFF_RUNNING; SET_NETDEV_DEV(dev, &pdev->dev); SET_ETHTOOL_OPS(dev, &SkGeEthtoolOps); @@ -5035,7 +5034,6 @@ static int __devinit skge_probe_one(struct pci_dev *pdev, dev->set_mac_address = &SkGeSetMacAddr; dev->do_ioctl = &SkGeIoctl; dev->change_mtu = &SkGeChangeMtu; - dev->flags &= ~IFF_RUNNING; SET_NETDEV_DEV(dev, &pdev->dev); SET_ETHTOOL_OPS(dev, &SkGeEthtoolOps); diff --git a/drivers/net/sk_g16.c b/drivers/net/sk_g16.c deleted file mode 100644 index 134ae0e6495b..000000000000 --- a/drivers/net/sk_g16.c +++ /dev/null @@ -1,2066 +0,0 @@ -/*- - * Copyright (C) 1994 by PJD Weichmann & SWS Bern, Switzerland - * - * This software may be used and distributed according to the terms - * of the GNU General Public License, incorporated herein by reference. - * - * Module : sk_g16.c - * - * Version : $Revision: 1.1 $ - * - * Author : Patrick J.D. Weichmann - * - * Date Created : 94/05/26 - * Last Updated : $Date: 1994/06/30 16:25:15 $ - * - * Description : Schneider & Koch G16 Ethernet Device Driver for - * Linux Kernel >= 1.1.22 - * Update History : - * Paul Gortmaker, 03/97: Fix for v2.1.x to use read{b,w} - * write{b,w} and memcpy -> memcpy_{to,from}io - * - * Jeff Garzik, 06/2000, Modularize - * --*/ - -static const char rcsid[] = "$Id: sk_g16.c,v 1.1 1994/06/30 16:25:15 root Exp $"; - -/* - * The Schneider & Koch (SK) G16 Network device driver is based - * on the 'ni6510' driver from Michael Hipp which can be found at - * ftp://sunsite.unc.edu/pub/Linux/system/Network/drivers/nidrivers.tar.gz - * - * Sources: 1) ni6510.c by M. Hipp - * 2) depca.c by D.C. Davies - * 3) skeleton.c by D. Becker - * 4) Am7990 Local Area Network Controller for Ethernet (LANCE), - * AMD, Pub. #05698, June 1989 - * - * Many Thanks for helping me to get things working to: - * - * A. Cox (A.Cox@swansea.ac.uk) - * M. Hipp (mhipp@student.uni-tuebingen.de) - * R. Bolz (Schneider & Koch, Germany) - * - * To Do: - * - Support of SK_G8 and other SK Network Cards. - * - Autoset memory mapped RAM. Check for free memory and then - * configure RAM correctly. - * - SK_close should really set card in to initial state. - * - Test if IRQ 3 is not switched off. Use autoirq() functionality. - * (as in /drivers/net/skeleton.c) - * - Implement Multicast addressing. At minimum something like - * in depca.c. - * - Redo the statistics part. - * - Try to find out if the board is in 8 Bit or 16 Bit slot. - * If in 8 Bit mode don't use IRQ 11. - * - (Try to make it slightly faster.) - * - Power management support - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/fcntl.h> -#include <linux/ioport.h> -#include <linux/interrupt.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/init.h> -#include <linux/spinlock.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/skbuff.h> -#include <linux/bitops.h> - -#include <asm/system.h> -#include <asm/io.h> - -#include "sk_g16.h" - -/* - * Schneider & Koch Card Definitions - * ================================= - */ - -#define SK_NAME "SK_G16" - -/* - * SK_G16 Configuration - * -------------------- - */ - -/* - * Abbreviations - * ------------- - * - * RAM - used for the 16KB shared memory - * Boot_ROM, ROM - are used for referencing the BootEPROM - * - * SK_BOOT_ROM and SK_ADDR are symbolic constants used to configure - * the behaviour of the driver and the SK_G16. - * - * ! See sk_g16.install on how to install and configure the driver ! - * - * SK_BOOT_ROM defines if the Boot_ROM should be switched off or not. - * - * SK_ADDR defines the address where the RAM will be mapped into the real - * host memory. - * valid addresses are from 0xa0000 to 0xfc000 in 16Kbyte steps. - */ - -#define SK_BOOT_ROM 1 /* 1=BootROM on 0=off */ - -#define SK_ADDR 0xcc000 - -/* - * In POS3 are bits A14-A19 of the address bus. These bits can be set - * to choose the RAM address. That's why we only can choose the RAM address - * in 16KB steps. - */ - -#define POS_ADDR (rom_addr>>14) /* Do not change this line */ - -/* - * SK_G16 I/O PORT's + IRQ's + Boot_ROM locations - * ---------------------------------------------- - */ - -/* - * As nearly every card has also SK_G16 a specified I/O Port region and - * only a few possible IRQ's. - * In the Installation Guide from Schneider & Koch is listed a possible - * Interrupt IRQ2. IRQ2 is always IRQ9 in boards with two cascaded interrupt - * controllers. So we use in SK_IRQS IRQ9. - */ - -/* Don't touch any of the following #defines. */ - -#define SK_IO_PORTS { 0x100, 0x180, 0x208, 0x220, 0x288, 0x320, 0x328, 0x390, 0 } - -#define SK_IRQS { 3, 5, 9, 11, 0 } - -#define SK_BOOT_ROM_LOCATIONS { 0xc0000, 0xc4000, 0xc8000, 0xcc000, 0xd0000, 0xd4000, 0xd8000, 0xdc000, 0 } - -#define SK_BOOT_ROM_ID { 0x55, 0xaa, 0x10, 0x50, 0x06, 0x33 } - -/* - * SK_G16 POS REGISTERS - * -------------------- - */ - -/* - * SK_G16 has a Programmable Option Select (POS) Register. - * The POS is composed of 8 separate registers (POS0-7) which - * are I/O mapped on an address set by the W1 switch. - * - */ - -#define SK_POS_SIZE 8 /* 8 I/O Ports are used by SK_G16 */ - -#define SK_POS0 ioaddr /* Card-ID Low (R) */ -#define SK_POS1 ioaddr+1 /* Card-ID High (R) */ -#define SK_POS2 ioaddr+2 /* Card-Enable, Boot-ROM Disable (RW) */ -#define SK_POS3 ioaddr+3 /* Base address of RAM */ -#define SK_POS4 ioaddr+4 /* IRQ */ - -/* POS5 - POS7 are unused */ - -/* - * SK_G16 MAC PREFIX - * ----------------- - */ - -/* - * Scheider & Koch manufacturer code (00:00:a5). - * This must be checked, that we are sure it is a SK card. - */ - -#define SK_MAC0 0x00 -#define SK_MAC1 0x00 -#define SK_MAC2 0x5a - -/* - * SK_G16 ID - * --------- - */ - -/* - * If POS0,POS1 contain the following ID, then we know - * at which I/O Port Address we are. - */ - -#define SK_IDLOW 0xfd -#define SK_IDHIGH 0x6a - - -/* - * LANCE POS Bit definitions - * ------------------------- - */ - -#define SK_ROM_RAM_ON (POS2_CARD) -#define SK_ROM_RAM_OFF (POS2_EPROM) -#define SK_ROM_ON (inb(SK_POS2) & POS2_CARD) -#define SK_ROM_OFF (inb(SK_POS2) | POS2_EPROM) -#define SK_RAM_ON (inb(SK_POS2) | POS2_CARD) -#define SK_RAM_OFF (inb(SK_POS2) & POS2_EPROM) - -#define POS2_CARD 0x0001 /* 1 = SK_G16 on 0 = off */ -#define POS2_EPROM 0x0002 /* 1 = Boot EPROM off 0 = on */ - -/* - * SK_G16 Memory mapped Registers - * ------------------------------ - * - */ - -#define SK_IOREG (&board->ioreg) /* LANCE data registers. */ -#define SK_PORT (&board->port) /* Control, Status register */ -#define SK_IOCOM (&board->iocom) /* I/O Command */ - -/* - * SK_G16 Status/Control Register bits - * ----------------------------------- - * - * (C) Controlreg (S) Statusreg - */ - -/* - * Register transfer: 0 = no transfer - * 1 = transferring data between LANCE and I/O reg - */ -#define SK_IORUN 0x20 - -/* - * LANCE interrupt: 0 = LANCE interrupt occurred - * 1 = no LANCE interrupt occurred - */ -#define SK_IRQ 0x10 - -#define SK_RESET 0x08 /* Reset SK_CARD: 0 = RESET 1 = normal */ -#define SK_RW 0x02 /* 0 = write to 1 = read from */ -#define SK_ADR 0x01 /* 0 = REG DataPort 1 = RAP Reg addr port */ - - -#define SK_RREG SK_RW /* Transferdirection to read from lance */ -#define SK_WREG 0 /* Transferdirection to write to lance */ -#define SK_RAP SK_ADR /* Destination Register RAP */ -#define SK_RDATA 0 /* Destination Register REG DataPort */ - -/* - * SK_G16 I/O Command - * ------------------ - */ - -/* - * Any bitcombination sets the internal I/O bit (transfer will start) - * when written to I/O Command - */ - -#define SK_DOIO 0x80 /* Do Transfer */ - -/* - * LANCE RAP (Register Address Port). - * --------------------------------- - */ - -/* - * The LANCE internal registers are selected through the RAP. - * The Registers are: - * - * CSR0 - Status and Control flags - * CSR1 - Low order bits of initialize block (bits 15:00) - * CSR2 - High order bits of initialize block (bits 07:00, 15:08 are reserved) - * CSR3 - Allows redefinition of the Bus Master Interface. - * This register must be set to 0x0002, which means BSWAP = 0, - * ACON = 1, BCON = 0; - * - */ - -#define CSR0 0x00 -#define CSR1 0x01 -#define CSR2 0x02 -#define CSR3 0x03 - -/* - * General Definitions - * =================== - */ - -/* - * Set the number of Tx and Rx buffers, using Log_2(# buffers). - * We have 16KB RAM which can be accessed by the LANCE. In the - * memory are not only the buffers but also the ring descriptors and - * the initialize block. - * Don't change anything unless you really know what you do. - */ - -#define LC_LOG_TX_BUFFERS 1 /* (2 == 2^^1) 2 Transmit buffers */ -#define LC_LOG_RX_BUFFERS 3 /* (8 == 2^^3) 8 Receive buffers */ - -/* Descriptor ring sizes */ - -#define TMDNUM (1 << (LC_LOG_TX_BUFFERS)) /* 2 Transmit descriptor rings */ -#define RMDNUM (1 << (LC_LOG_RX_BUFFERS)) /* 8 Receive Buffers */ - -/* Define Mask for setting RMD, TMD length in the LANCE init_block */ - -#define TMDNUMMASK (LC_LOG_TX_BUFFERS << 29) -#define RMDNUMMASK (LC_LOG_RX_BUFFERS << 29) - -/* - * Data Buffer size is set to maximum packet length. - */ - -#define PKT_BUF_SZ 1518 - -/* - * The number of low I/O ports used by the ethercard. - */ - -#define ETHERCARD_TOTAL_SIZE SK_POS_SIZE - -/* - * SK_DEBUG - * - * Here you can choose what level of debugging wanted. - * - * If SK_DEBUG and SK_DEBUG2 are undefined, then only the - * necessary messages will be printed. - * - * If SK_DEBUG is defined, there will be many debugging prints - * which can help to find some mistakes in configuration or even - * in the driver code. - * - * If SK_DEBUG2 is defined, many many messages will be printed - * which normally you don't need. I used this to check the interrupt - * routine. - * - * (If you define only SK_DEBUG2 then only the messages for - * checking interrupts will be printed!) - * - * Normal way of live is: - * - * For the whole thing get going let both symbolic constants - * undefined. If you face any problems and you know what's going - * on (you know something about the card and you can interpret some - * hex LANCE register output) then define SK_DEBUG - * - */ - -#undef SK_DEBUG /* debugging */ -#undef SK_DEBUG2 /* debugging with more verbose report */ - -#ifdef SK_DEBUG -#define PRINTK(x) printk x -#else -#define PRINTK(x) /**/ -#endif - -#ifdef SK_DEBUG2 -#define PRINTK2(x) printk x -#else -#define PRINTK2(x) /**/ -#endif - -/* - * SK_G16 RAM - * - * The components are memory mapped and can be set in a region from - * 0x00000 through 0xfc000 in 16KB steps. - * - * The Network components are: dual ported RAM, Prom, I/O Reg, Status-, - * Controlregister and I/O Command. - * - * dual ported RAM: This is the only memory region which the LANCE chip - * has access to. From the Lance it is addressed from 0x0000 to - * 0x3fbf. The host accesses it normally. - * - * PROM: The PROM obtains the ETHERNET-MAC-Address. It is realised as a - * 8-Bit PROM, this means only the 16 even addresses are used of the - * 32 Byte Address region. Access to an odd address results in invalid - * data. - * - * LANCE I/O Reg: The I/O Reg is build of 4 single Registers, Low-Byte Write, - * Hi-Byte Write, Low-Byte Read, Hi-Byte Read. - * Transfer from or to the LANCE is always in 16Bit so Low and High - * registers are always relevant. - * - * The Data from the Readregister is not the data in the Writeregister!! - * - * Port: Status- and Controlregister. - * Two different registers which share the same address, Status is - * read-only, Control is write-only. - * - * I/O Command: - * Any bitcombination written in here starts the transmission between - * Host and LANCE. - */ - -typedef struct -{ - unsigned char ram[0x3fc0]; /* 16KB dual ported ram */ - unsigned char rom[0x0020]; /* 32Byte PROM containing 6Byte MAC */ - unsigned char res1[0x0010]; /* reserved */ - unsigned volatile short ioreg;/* LANCE I/O Register */ - unsigned volatile char port; /* Statusregister and Controlregister */ - unsigned char iocom; /* I/O Command Register */ -} SK_RAM; - -/* struct */ - -/* - * This is the structure for the dual ported ram. We - * have exactly 16 320 Bytes. In here there must be: - * - * - Initialize Block (starting at a word boundary) - * - Receive and Transmit Descriptor Rings (quadword boundary) - * - Data Buffers (arbitrary boundary) - * - * This is because LANCE has on SK_G16 only access to the dual ported - * RAM and nowhere else. - */ - -struct SK_ram -{ - struct init_block ib; - struct tmd tmde[TMDNUM]; - struct rmd rmde[RMDNUM]; - char tmdbuf[TMDNUM][PKT_BUF_SZ]; - char rmdbuf[RMDNUM][PKT_BUF_SZ]; -}; - -/* - * Structure where all necessary information is for ring buffer - * management and statistics. - */ - -struct priv -{ - struct SK_ram *ram; /* dual ported ram structure */ - struct rmd *rmdhead; /* start of receive ring descriptors */ - struct tmd *tmdhead; /* start of transmit ring descriptors */ - int rmdnum; /* actual used ring descriptor */ - int tmdnum; /* actual transmit descriptor for transmitting data */ - int tmdlast; /* last sent descriptor used for error handling, etc */ - void *rmdbufs[RMDNUM]; /* pointer to the receive buffers */ - void *tmdbufs[TMDNUM]; /* pointer to the transmit buffers */ - struct net_device_stats stats; /* Device driver statistics */ -}; - -/* global variable declaration */ - -/* IRQ map used to reserve a IRQ (see SK_open()) */ - -/* static variables */ - -static SK_RAM *board; /* pointer to our memory mapped board components */ -static DEFINE_SPINLOCK(SK_lock); - -/* Macros */ - - -/* Function Prototypes */ - -/* - * Device Driver functions - * ----------------------- - * See for short explanation of each function its definitions header. - */ - -static int SK_probe(struct net_device *dev, short ioaddr); - -static void SK_timeout(struct net_device *dev); -static int SK_open(struct net_device *dev); -static int SK_send_packet(struct sk_buff *skb, struct net_device *dev); -static irqreturn_t SK_interrupt(int irq, void *dev_id, struct pt_regs * regs); -static void SK_rxintr(struct net_device *dev); -static void SK_txintr(struct net_device *dev); -static int SK_close(struct net_device *dev); - -static struct net_device_stats *SK_get_stats(struct net_device *dev); - -unsigned int SK_rom_addr(void); - -static void set_multicast_list(struct net_device *dev); - -/* - * LANCE Functions - * --------------- - */ - -static int SK_lance_init(struct net_device *dev, unsigned short mode); -void SK_reset_board(void); -void SK_set_RAP(int reg_number); -int SK_read_reg(int reg_number); -int SK_rread_reg(void); -void SK_write_reg(int reg_number, int value); - -/* - * Debugging functions - * ------------------- - */ - -void SK_print_pos(struct net_device *dev, char *text); -void SK_print_dev(struct net_device *dev, char *text); -void SK_print_ram(struct net_device *dev); - - -/*- - * Function : SK_init - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/26 - * - * Description : Check for a SK_G16 network adaptor and initialize it. - * This function gets called by dev_init which initializes - * all Network devices. - * - * Parameters : I : struct net_device *dev - structure preconfigured - * from Space.c - * Return Value : 0 = Driver Found and initialized - * Errors : ENODEV - no device found - * ENXIO - not probed - * Globals : None - * Update History : - * YY/MM/DD uid Description --*/ - -static int io; /* 0 == probe */ - -/* - * Check for a network adaptor of this type, and return '0' if one exists. - * If dev->base_addr == 0, probe all likely locations. - * If dev->base_addr == 1, always return failure. - */ - -struct net_device * __init SK_init(int unit) -{ - int *port, ports[] = SK_IO_PORTS; /* SK_G16 supported ports */ - static unsigned version_printed; - struct net_device *dev = alloc_etherdev(sizeof(struct priv)); - int err = -ENODEV; - - if (!dev) - return ERR_PTR(-ENOMEM); - - if (unit >= 0) { - sprintf(dev->name, "eth%d", unit); - netdev_boot_setup_check(dev); - io = dev->base_addr; - } - - if (version_printed++ == 0) - PRINTK(("%s: %s", SK_NAME, rcsid)); - - if (io > 0xff) { /* Check a single specified address */ - err = -EBUSY; - /* Check if on specified address is a SK_G16 */ - if (request_region(io, ETHERCARD_TOTAL_SIZE, "sk_g16")) { - err = SK_probe(dev, io); - if (!err) - goto got_it; - release_region(io, ETHERCARD_TOTAL_SIZE); - } - } else if (io > 0) { /* Don't probe at all */ - err = -ENXIO; - } else { - /* Autoprobe base_addr */ - for (port = &ports[0]; *port; port++) { - io = *port; - - /* Check if I/O Port region is used by another board */ - if (!request_region(io, ETHERCARD_TOTAL_SIZE, "sk_g16")) - continue; /* Try next Port address */ - - /* Check if at ioaddr is a SK_G16 */ - if (SK_probe(dev, io) == 0) - goto got_it; - - release_region(io, ETHERCARD_TOTAL_SIZE); - } - } -err_out: - free_netdev(dev); - return ERR_PTR(err); - -got_it: - err = register_netdev(dev); - if (err) { - release_region(dev->base_addr, ETHERCARD_TOTAL_SIZE); - goto err_out; - } - return dev; - -} /* End of SK_init */ - - -MODULE_AUTHOR("Patrick J.D. Weichmann"); -MODULE_DESCRIPTION("Schneider & Koch G16 Ethernet Device Driver"); -MODULE_LICENSE("GPL"); -MODULE_PARM(io, "i"); -MODULE_PARM_DESC(io, "0 to probe common ports (unsafe), or the I/O base of the board"); - - -#ifdef MODULE - -static struct net_device *SK_dev; - -static int __init SK_init_module (void) -{ - SK_dev = SK_init(-1); - return IS_ERR(SK_dev) ? PTR_ERR(SK_dev) : 0; -} - -static void __exit SK_cleanup_module (void) -{ - unregister_netdev(SK_dev); - release_region(SK_dev->base_addr, ETHERCARD_TOTAL_SIZE); - free_netdev(SK_dev); -} - -module_init(SK_init_module); -module_exit(SK_cleanup_module); -#endif - - -/*- - * Function : SK_probe - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/26 - * - * Description : This function is called by SK_init and - * does the main part of initialization. - * - * Parameters : I : struct net_device *dev - SK_G16 device structure - * I : short ioaddr - I/O Port address where POS is. - * Return Value : 0 = Initialization done - * Errors : ENODEV - No SK_G16 found - * -1 - Configuration problem - * Globals : board - pointer to SK_RAM - * Update History : - * YY/MM/DD uid Description - * 94/06/30 pwe SK_ADDR now checked and at the correct place --*/ - -int __init SK_probe(struct net_device *dev, short ioaddr) -{ - int i,j; /* Counters */ - int sk_addr_flag = 0; /* SK ADDR correct? 1 - no, 0 - yes */ - unsigned int rom_addr; /* used to store RAM address used for POS_ADDR */ - - struct priv *p = netdev_priv(dev); /* SK_G16 private structure */ - - if (inb(SK_POS0) != SK_IDLOW || inb(SK_POS1) != SK_IDHIGH) - return -ENODEV; - dev->base_addr = ioaddr; - - if (SK_ADDR & 0x3fff || SK_ADDR < 0xa0000) - { - - sk_addr_flag = 1; - - /* - * Now here we could use a routine which searches for a free - * place in the ram and set SK_ADDR if found. TODO. - */ - } - - if (SK_BOOT_ROM) /* Shall we keep Boot_ROM on ? */ - { - PRINTK(("## %s: SK_BOOT_ROM is set.\n", SK_NAME)); - - rom_addr = SK_rom_addr(); - - if (rom_addr == 0) /* No Boot_ROM found */ - { - if (sk_addr_flag) /* No or Invalid SK_ADDR is defined */ - { - printk("%s: SK_ADDR %#08x is not valid. Check configuration.\n", - dev->name, SK_ADDR); - return -1; - } - - rom_addr = SK_ADDR; /* assign predefined address */ - - PRINTK(("## %s: NO Bootrom found \n", SK_NAME)); - - outb(SK_ROM_RAM_OFF, SK_POS2); /* Boot_ROM + RAM off */ - outb(POS_ADDR, SK_POS3); /* Set RAM address */ - outb(SK_RAM_ON, SK_POS2); /* enable RAM */ - } - else if (rom_addr == SK_ADDR) - { - printk("%s: RAM + ROM are set to the same address %#08x\n" - " Check configuration. Now switching off Boot_ROM\n", - SK_NAME, rom_addr); - - outb(SK_ROM_RAM_OFF, SK_POS2); /* Boot_ROM + RAM off*/ - outb(POS_ADDR, SK_POS3); /* Set RAM address */ - outb(SK_RAM_ON, SK_POS2); /* enable RAM */ - } - else - { - PRINTK(("## %s: Found ROM at %#08x\n", SK_NAME, rom_addr)); - PRINTK(("## %s: Keeping Boot_ROM on\n", SK_NAME)); - - if (sk_addr_flag) /* No or Invalid SK_ADDR is defined */ - { - printk("%s: SK_ADDR %#08x is not valid. Check configuration.\n", - dev->name, SK_ADDR); - return -1; - } - - rom_addr = SK_ADDR; - - outb(SK_ROM_RAM_OFF, SK_POS2); /* Boot_ROM + RAM off */ - outb(POS_ADDR, SK_POS3); /* Set RAM address */ - outb(SK_ROM_RAM_ON, SK_POS2); /* RAM on, BOOT_ROM on */ - } - } - else /* Don't keep Boot_ROM */ - { - PRINTK(("## %s: SK_BOOT_ROM is not set.\n", SK_NAME)); - - if (sk_addr_flag) /* No or Invalid SK_ADDR is defined */ - { - printk("%s: SK_ADDR %#08x is not valid. Check configuration.\n", - dev->name, SK_ADDR); - return -1; - } - - rom_addr = SK_rom_addr(); /* Try to find a Boot_ROM */ - - /* IF we find a Boot_ROM disable it */ - - outb(SK_ROM_RAM_OFF, SK_POS2); /* Boot_ROM + RAM off */ - - /* We found a Boot_ROM and it's gone. Set RAM address on - * Boot_ROM address. - */ - - if (rom_addr) - { - printk("%s: We found Boot_ROM at %#08x. Now setting RAM on" - "that address\n", SK_NAME, rom_addr); - - outb(POS_ADDR, SK_POS3); /* Set RAM on Boot_ROM address */ - } - else /* We did not find a Boot_ROM, use predefined SK_ADDR for ram */ - { - if (sk_addr_flag) /* No or Invalid SK_ADDR is defined */ - { - printk("%s: SK_ADDR %#08x is not valid. Check configuration.\n", - dev->name, SK_ADDR); - return -1; - } - - rom_addr = SK_ADDR; - - outb(POS_ADDR, SK_POS3); /* Set RAM address */ - } - outb(SK_RAM_ON, SK_POS2); /* enable RAM */ - } - -#ifdef SK_DEBUG - SK_print_pos(dev, "POS registers after ROM, RAM config"); -#endif - - board = (SK_RAM *) isa_bus_to_virt(rom_addr); - - /* Read in station address */ - for (i = 0, j = 0; i < ETH_ALEN; i++, j+=2) - { - dev->dev_addr[i] = readb(board->rom+j); - } - - /* Check for manufacturer code */ - if (!(dev->dev_addr[0] == SK_MAC0 && - dev->dev_addr[1] == SK_MAC1 && - dev->dev_addr[2] == SK_MAC2) ) - { - PRINTK(("## %s: We did not find SK_G16 at RAM location.\n", - SK_NAME)); - return -ENODEV; /* NO SK_G16 found */ - } - - printk("%s: %s found at %#3x, HW addr: %#04x:%02x:%02x:%02x:%02x:%02x\n", - dev->name, - "Schneider & Koch Netcard", - (unsigned int) dev->base_addr, - dev->dev_addr[0], - dev->dev_addr[1], - dev->dev_addr[2], - dev->dev_addr[3], - dev->dev_addr[4], - dev->dev_addr[5]); - - memset((char *) dev->priv, 0, sizeof(struct priv)); /* clear memory */ - - /* Assign our Device Driver functions */ - - dev->open = SK_open; - dev->stop = SK_close; - dev->hard_start_xmit = SK_send_packet; - dev->get_stats = SK_get_stats; - dev->set_multicast_list = set_multicast_list; - dev->tx_timeout = SK_timeout; - dev->watchdog_timeo = HZ/7; - - - dev->flags &= ~IFF_MULTICAST; - - /* Initialize private structure */ - - p->ram = (struct SK_ram *) rom_addr; /* Set dual ported RAM addr */ - p->tmdhead = &(p->ram)->tmde[0]; /* Set TMD head */ - p->rmdhead = &(p->ram)->rmde[0]; /* Set RMD head */ - - /* Initialize buffer pointers */ - - for (i = 0; i < TMDNUM; i++) - { - p->tmdbufs[i] = &(p->ram)->tmdbuf[i]; - } - - for (i = 0; i < RMDNUM; i++) - { - p->rmdbufs[i] = &(p->ram)->rmdbuf[i]; - } - -#ifdef SK_DEBUG - SK_print_pos(dev, "End of SK_probe"); - SK_print_ram(dev); -#endif - return 0; /* Initialization done */ -} /* End of SK_probe() */ - - -/*- - * Function : SK_open - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/26 - * - * Description : This function is called sometimes after booting - * when ifconfig program is run. - * - * This function requests an IRQ, sets the correct - * IRQ in the card. Then calls SK_lance_init() to - * init and start the LANCE chip. Then if everything is - * ok returns with 0 (OK), which means SK_G16 is now - * opened and operational. - * - * (Called by dev_open() /net/inet/dev.c) - * - * Parameters : I : struct net_device *dev - SK_G16 device structure - * Return Value : 0 - Device opened - * Errors : -EAGAIN - Open failed - * Side Effects : None - * Update History : - * YY/MM/DD uid Description --*/ - -static int SK_open(struct net_device *dev) -{ - int i = 0; - int irqval = 0; - int ioaddr = dev->base_addr; - - int irqtab[] = SK_IRQS; - - struct priv *p = netdev_priv(dev); - - PRINTK(("## %s: At beginning of SK_open(). CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0))); - - if (dev->irq == 0) /* Autoirq */ - { - i = 0; - - /* - * Check if one IRQ out of SK_IRQS is free and install - * interrupt handler. - * Most done by request_irq(). - * irqval: 0 - interrupt handler installed for IRQ irqtab[i] - * -EBUSY - interrupt busy - * -EINVAL - irq > 15 or handler = NULL - */ - - do - { - irqval = request_irq(irqtab[i], &SK_interrupt, 0, "sk_g16", dev); - i++; - } while (irqval && irqtab[i]); - - if (irqval) /* We tried every possible IRQ but no success */ - { - printk("%s: unable to get an IRQ\n", dev->name); - return -EAGAIN; - } - - dev->irq = irqtab[--i]; - - outb(i<<2, SK_POS4); /* Set Card on probed IRQ */ - - } - else if (dev->irq == 2) /* IRQ2 is always IRQ9 */ - { - if (request_irq(9, &SK_interrupt, 0, "sk_g16", dev)) - { - printk("%s: unable to get IRQ 9\n", dev->name); - return -EAGAIN; - } - dev->irq = 9; - - /* - * Now we set card on IRQ2. - * This can be confusing, but remember that IRQ2 on the network - * card is in reality IRQ9 - */ - outb(0x08, SK_POS4); /* set card to IRQ2 */ - - } - else /* Check IRQ as defined in Space.c */ - { - int i = 0; - - /* check if IRQ free and valid. Then install Interrupt handler */ - - if (request_irq(dev->irq, &SK_interrupt, 0, "sk_g16", dev)) - { - printk("%s: unable to get selected IRQ\n", dev->name); - return -EAGAIN; - } - - switch(dev->irq) - { - case 3: i = 0; - break; - case 5: i = 1; - break; - case 2: i = 2; - break; - case 11:i = 3; - break; - default: - printk("%s: Preselected IRQ %d is invalid for %s boards", - dev->name, - dev->irq, - SK_NAME); - return -EAGAIN; - } - - outb(i<<2, SK_POS4); /* Set IRQ on card */ - } - - printk("%s: Schneider & Koch G16 at %#3x, IRQ %d, shared mem at %#08x\n", - dev->name, (unsigned int)dev->base_addr, - (int) dev->irq, (unsigned int) p->ram); - - if (!(i = SK_lance_init(dev, 0))) /* LANCE init OK? */ - { - netif_start_queue(dev); - -#ifdef SK_DEBUG - - /* - * This debug block tries to stop LANCE, - * reinit LANCE with transmitter and receiver disabled, - * then stop again and reinit with NORMAL_MODE - */ - - printk("## %s: After lance init. CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0)); - SK_write_reg(CSR0, CSR0_STOP); - printk("## %s: LANCE stopped. CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0)); - SK_lance_init(dev, MODE_DTX | MODE_DRX); - printk("## %s: Reinit with DTX + DRX off. CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0)); - SK_write_reg(CSR0, CSR0_STOP); - printk("## %s: LANCE stopped. CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0)); - SK_lance_init(dev, MODE_NORMAL); - printk("## %s: LANCE back to normal mode. CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0)); - SK_print_pos(dev, "POS regs before returning OK"); - -#endif /* SK_DEBUG */ - - return 0; /* SK_open() is successful */ - } - else /* LANCE init failed */ - { - - PRINTK(("## %s: LANCE init failed: CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0))); - - return -EAGAIN; - } - -} /* End of SK_open() */ - - -/*- - * Function : SK_lance_init - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/26 - * - * Description : Reset LANCE chip, fill RMD, TMD structures with - * start values and Start LANCE. - * - * Parameters : I : struct net_device *dev - SK_G16 device structure - * I : int mode - put LANCE into "mode" see data-sheet for - * more info. - * Return Value : 0 - Init done - * Errors : -1 - Init failed - * Update History : - * YY/MM/DD uid Description --*/ - -static int SK_lance_init(struct net_device *dev, unsigned short mode) -{ - int i; - unsigned long flags; - struct priv *p = netdev_priv(dev); - struct tmd *tmdp; - struct rmd *rmdp; - - PRINTK(("## %s: At beginning of LANCE init. CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0))); - - /* Reset LANCE */ - SK_reset_board(); - - /* Initialize TMD's with start values */ - p->tmdnum = 0; /* First descriptor for transmitting */ - p->tmdlast = 0; /* First descriptor for reading stats */ - - for (i = 0; i < TMDNUM; i++) /* Init all TMD's */ - { - tmdp = p->tmdhead + i; - - writel((unsigned long) p->tmdbufs[i], tmdp->u.buffer); /* assign buffer */ - - /* Mark TMD as start and end of packet */ - writeb(TX_STP | TX_ENP, &tmdp->u.s.status); - } - - - /* Initialize RMD's with start values */ - - p->rmdnum = 0; /* First RMD which will be used */ - - for (i = 0; i < RMDNUM; i++) /* Init all RMD's */ - { - rmdp = p->rmdhead + i; - - - writel((unsigned long) p->rmdbufs[i], rmdp->u.buffer); /* assign buffer */ - - /* - * LANCE must be owner at beginning so that he can fill in - * receiving packets, set status and release RMD - */ - - writeb(RX_OWN, &rmdp->u.s.status); - - writew(-PKT_BUF_SZ, &rmdp->blen); /* Buffer Size (two's complement) */ - - writeb(0, &rmdp->mlen); /* init message length */ - - } - - /* Fill LANCE Initialize Block */ - - writew(mode, (&((p->ram)->ib.mode))); /* Set operation mode */ - - for (i = 0; i < ETH_ALEN; i++) /* Set physical address */ - { - writeb(dev->dev_addr[i], (&((p->ram)->ib.paddr[i]))); - } - - for (i = 0; i < 8; i++) /* Set multicast, logical address */ - { - writeb(0, (&((p->ram)->ib.laddr[i]))); /* We do not use logical addressing */ - } - - /* Set ring descriptor pointers and set number of descriptors */ - - writel((int)p->rmdhead | RMDNUMMASK, (&((p->ram)->ib.rdrp))); - writel((int)p->tmdhead | TMDNUMMASK, (&((p->ram)->ib.tdrp))); - - /* Prepare LANCE Control and Status Registers */ - - spin_lock_irqsave(&SK_lock, flags); - - SK_write_reg(CSR3, CSR3_ACON); /* Ale Control !!!THIS MUST BE SET!!!! */ - - /* - * LANCE addresses the RAM from 0x0000 to 0x3fbf and has no access to - * PC Memory locations. - * - * In structure SK_ram is defined that the first thing in ram - * is the initialization block. So his address is for LANCE always - * 0x0000 - * - * CSR1 contains low order bits 15:0 of initialization block address - * CSR2 is built of: - * 7:0 High order bits 23:16 of initialization block address - * 15:8 reserved, must be 0 - */ - - /* Set initialization block address (must be on word boundary) */ - SK_write_reg(CSR1, 0); /* Set low order bits 15:0 */ - SK_write_reg(CSR2, 0); /* Set high order bits 23:16 */ - - - PRINTK(("## %s: After setting CSR1-3. CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0))); - - /* Initialize LANCE */ - - /* - * INIT = Initialize, when set, causes the LANCE to begin the - * initialization procedure and access the Init Block. - */ - - SK_write_reg(CSR0, CSR0_INIT); - - spin_unlock_irqrestore(&SK_lock, flags); - - /* Wait until LANCE finished initialization */ - - SK_set_RAP(CSR0); /* Register Address Pointer to CSR0 */ - - for (i = 0; (i < 100) && !(SK_rread_reg() & CSR0_IDON); i++) - ; /* Wait until init done or go ahead if problems (i>=100) */ - - if (i >= 100) /* Something is wrong ! */ - { - printk("%s: can't init am7990, status: %04x " - "init_block: %#08x\n", - dev->name, (int) SK_read_reg(CSR0), - (unsigned int) &(p->ram)->ib); - -#ifdef SK_DEBUG - SK_print_pos(dev, "LANCE INIT failed"); - SK_print_dev(dev,"Device Structure:"); -#endif - - return -1; /* LANCE init failed */ - } - - PRINTK(("## %s: init done after %d ticks\n", SK_NAME, i)); - - /* Clear Initialize done, enable Interrupts, start LANCE */ - - SK_write_reg(CSR0, CSR0_IDON | CSR0_INEA | CSR0_STRT); - - PRINTK(("## %s: LANCE started. CSR0: %#06x\n", SK_NAME, - SK_read_reg(CSR0))); - - return 0; /* LANCE is up and running */ - -} /* End of SK_lance_init() */ - - - -/*- - * Function : SK_send_packet - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/27 - * - * Description : Writes an socket buffer into a transmit descriptor - * and starts transmission. - * - * Parameters : I : struct sk_buff *skb - packet to transfer - * I : struct net_device *dev - SK_G16 device structure - * Return Value : 0 - OK - * 1 - Could not transmit (dev_queue_xmit will queue it) - * and try to sent it later - * Globals : None - * Side Effects : None - * Update History : - * YY/MM/DD uid Description --*/ - -static void SK_timeout(struct net_device *dev) -{ - printk(KERN_WARNING "%s: xmitter timed out, try to restart!\n", dev->name); - SK_lance_init(dev, MODE_NORMAL); /* Reinit LANCE */ - netif_wake_queue(dev); /* Clear Transmitter flag */ - dev->trans_start = jiffies; /* Mark Start of transmission */ -} - -static int SK_send_packet(struct sk_buff *skb, struct net_device *dev) -{ - struct priv *p = netdev_priv(dev); - struct tmd *tmdp; - static char pad[64]; - - PRINTK2(("## %s: SK_send_packet() called, CSR0 %#04x.\n", - SK_NAME, SK_read_reg(CSR0))); - - - /* - * Block a timer-based transmit from overlapping. - * This means check if we are already in. - */ - - netif_stop_queue (dev); - - { - - /* Evaluate Packet length */ - short len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN; - - tmdp = p->tmdhead + p->tmdnum; /* Which descriptor for transmitting */ - - /* Fill in Transmit Message Descriptor */ - - /* Copy data into dual ported ram */ - - memcpy_toio((tmdp->u.buffer & 0x00ffffff), skb->data, skb->len); - if (len != skb->len) - memcpy_toio((tmdp->u.buffer & 0x00ffffff) + skb->len, pad, len-skb->len); - - writew(-len, &tmdp->blen); /* set length to transmit */ - - /* - * Packet start and end is always set because we use the maximum - * packet length as buffer length. - * Relinquish ownership to LANCE - */ - - writeb(TX_OWN | TX_STP | TX_ENP, &tmdp->u.s.status); - - /* Start Demand Transmission */ - SK_write_reg(CSR0, CSR0_TDMD | CSR0_INEA); - - dev->trans_start = jiffies; /* Mark start of transmission */ - - /* Set pointer to next transmit buffer */ - p->tmdnum++; - p->tmdnum &= TMDNUM-1; - - /* Do we own the next transmit buffer ? */ - if (! (readb(&((p->tmdhead + p->tmdnum)->u.s.status)) & TX_OWN) ) - { - /* - * We own next buffer and are ready to transmit, so - * clear busy flag - */ - netif_start_queue(dev); - } - - p->stats.tx_bytes += skb->len; - - } - - dev_kfree_skb(skb); - return 0; -} /* End of SK_send_packet */ - - -/*- - * Function : SK_interrupt - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/27 - * - * Description : SK_G16 interrupt handler which checks for LANCE - * Errors, handles transmit and receive interrupts - * - * Parameters : I : int irq, void *dev_id, struct pt_regs * regs - - * Return Value : None - * Errors : None - * Globals : None - * Side Effects : None - * Update History : - * YY/MM/DD uid Description --*/ - -static irqreturn_t SK_interrupt(int irq, void *dev_id, struct pt_regs * regs) -{ - int csr0; - struct net_device *dev = dev_id; - struct priv *p = netdev_priv(dev); - - - PRINTK2(("## %s: SK_interrupt(). status: %#06x\n", - SK_NAME, SK_read_reg(CSR0))); - - if (dev == NULL) - { - printk("SK_interrupt(): IRQ %d for unknown device.\n", irq); - } - - spin_lock (&SK_lock); - - csr0 = SK_read_reg(CSR0); /* store register for checking */ - - /* - * Acknowledge all of the current interrupt sources, disable - * Interrupts (INEA = 0) - */ - - SK_write_reg(CSR0, csr0 & CSR0_CLRALL); - - if (csr0 & CSR0_ERR) /* LANCE Error */ - { - printk("%s: error: %04x\n", dev->name, csr0); - - if (csr0 & CSR0_MISS) /* No place to store packet ? */ - { - p->stats.rx_dropped++; - } - } - - if (csr0 & CSR0_RINT) /* Receive Interrupt (packet arrived) */ - { - SK_rxintr(dev); - } - - if (csr0 & CSR0_TINT) /* Transmit interrupt (packet sent) */ - { - SK_txintr(dev); - } - - SK_write_reg(CSR0, CSR0_INEA); /* Enable Interrupts */ - - spin_unlock (&SK_lock); - return IRQ_HANDLED; -} /* End of SK_interrupt() */ - - -/*- - * Function : SK_txintr - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/27 - * - * Description : After sending a packet we check status, update - * statistics and relinquish ownership of transmit - * descriptor ring. - * - * Parameters : I : struct net_device *dev - SK_G16 device structure - * Return Value : None - * Errors : None - * Globals : None - * Update History : - * YY/MM/DD uid Description --*/ - -static void SK_txintr(struct net_device *dev) -{ - int tmdstat; - struct tmd *tmdp; - struct priv *p = netdev_priv(dev); - - - PRINTK2(("## %s: SK_txintr() status: %#06x\n", - SK_NAME, SK_read_reg(CSR0))); - - tmdp = p->tmdhead + p->tmdlast; /* Which buffer we sent at last ? */ - - /* Set next buffer */ - p->tmdlast++; - p->tmdlast &= TMDNUM-1; - - tmdstat = readb(&tmdp->u.s.status); - - /* - * We check status of transmitted packet. - * see LANCE data-sheet for error explanation - */ - if (tmdstat & TX_ERR) /* Error occurred */ - { - int stat2 = readw(&tmdp->status2); - - printk("%s: TX error: %04x %04x\n", dev->name, tmdstat, stat2); - - if (stat2 & TX_TDR) /* TDR problems? */ - { - printk("%s: tdr-problems \n", dev->name); - } - - if (stat2 & TX_RTRY) /* Failed in 16 attempts to transmit ? */ - p->stats.tx_aborted_errors++; - if (stat2 & TX_LCOL) /* Late collision ? */ - p->stats.tx_window_errors++; - if (stat2 & TX_LCAR) /* Loss of Carrier ? */ - p->stats.tx_carrier_errors++; - if (stat2 & TX_UFLO) /* Underflow error ? */ - { - p->stats.tx_fifo_errors++; - - /* - * If UFLO error occurs it will turn transmitter of. - * So we must reinit LANCE - */ - - SK_lance_init(dev, MODE_NORMAL); - } - - p->stats.tx_errors++; - - writew(0, &tmdp->status2); /* Clear error flags */ - } - else if (tmdstat & TX_MORE) /* Collisions occurred ? */ - { - /* - * Here I have a problem. - * I only know that there must be one or up to 15 collisions. - * That's why TX_MORE is set, because after 16 attempts TX_RTRY - * will be set which means couldn't send packet aborted transfer. - * - * First I did not have this in but then I thought at minimum - * we see that something was not ok. - * If anyone knows something better than this to handle this - * please report it. - */ - - p->stats.collisions++; - } - else /* Packet sent without any problems */ - { - p->stats.tx_packets++; - } - - /* - * We mark transmitter not busy anymore, because now we have a free - * transmit descriptor which can be filled by SK_send_packet and - * afterwards sent by the LANCE - * - * The function which do handle slow IRQ parts is do_bottom_half() - * which runs at normal kernel priority, that means all interrupt are - * enabled. (see kernel/irq.c) - * - * net_bh does something like this: - * - check if already in net_bh - * - try to transmit something from the send queue - * - if something is in the receive queue send it up to higher - * levels if it is a known protocol - * - try to transmit something from the send queue - */ - - netif_wake_queue(dev); - -} /* End of SK_txintr() */ - - -/*- - * Function : SK_rxintr - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/27 - * - * Description : Buffer sent, check for errors, relinquish ownership - * of the receive message descriptor. - * - * Parameters : I : SK_G16 device structure - * Return Value : None - * Globals : None - * Update History : - * YY/MM/DD uid Description --*/ - -static void SK_rxintr(struct net_device *dev) -{ - - struct rmd *rmdp; - int rmdstat; - struct priv *p = netdev_priv(dev); - - PRINTK2(("## %s: SK_rxintr(). CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0))); - - rmdp = p->rmdhead + p->rmdnum; - - /* As long as we own the next entry, check status and send - * it up to higher layer - */ - - while (!( (rmdstat = readb(&rmdp->u.s.status)) & RX_OWN)) - { - /* - * Start and end of packet must be set, because we use - * the ethernet maximum packet length (1518) as buffer size. - * - * Because our buffers are at maximum OFLO and BUFF errors are - * not to be concerned (see Data sheet) - */ - - if ((rmdstat & (RX_STP | RX_ENP)) != (RX_STP | RX_ENP)) - { - /* Start of a frame > 1518 Bytes ? */ - - if (rmdstat & RX_STP) - { - p->stats.rx_errors++; /* bad packet received */ - p->stats.rx_length_errors++; /* packet too long */ - - printk("%s: packet too long\n", dev->name); - } - - /* - * All other packets will be ignored until a new frame with - * start (RX_STP) set follows. - * - * What we do is just give descriptor free for new incoming - * packets. - */ - - writeb(RX_OWN, &rmdp->u.s.status); /* Relinquish ownership to LANCE */ - - } - else if (rmdstat & RX_ERR) /* Receive Error ? */ - { - printk("%s: RX error: %04x\n", dev->name, (int) rmdstat); - - p->stats.rx_errors++; - - if (rmdstat & RX_FRAM) p->stats.rx_frame_errors++; - if (rmdstat & RX_CRC) p->stats.rx_crc_errors++; - - writeb(RX_OWN, &rmdp->u.s.status); /* Relinquish ownership to LANCE */ - - } - else /* We have a packet which can be queued for the upper layers */ - { - - int len = readw(&rmdp->mlen) & 0x0fff; /* extract message length from receive buffer */ - struct sk_buff *skb; - - skb = dev_alloc_skb(len+2); /* allocate socket buffer */ - - if (skb == NULL) /* Could not get mem ? */ - { - - /* - * Couldn't allocate sk_buffer so we give descriptor back - * to Lance, update statistics and go ahead. - */ - - writeb(RX_OWN, &rmdp->u.s.status); /* Relinquish ownership to LANCE */ - printk("%s: Couldn't allocate sk_buff, deferring packet.\n", - dev->name); - p->stats.rx_dropped++; - - break; /* Jump out */ - } - - /* Prepare sk_buff to queue for upper layers */ - - skb->dev = dev; - skb_reserve(skb,2); /* Align IP header on 16 byte boundary */ - - /* - * Copy data out of our receive descriptor into sk_buff. - * - * (rmdp->u.buffer & 0x00ffffff) -> get address of buffer and - * ignore status fields) - */ - - memcpy_fromio(skb_put(skb,len), (rmdp->u.buffer & 0x00ffffff), len); - - - /* - * Notify the upper protocol layers that there is another packet - * to handle - * - * netif_rx() always succeeds. see /net/inet/dev.c for more. - */ - - skb->protocol=eth_type_trans(skb,dev); - netif_rx(skb); /* queue packet and mark it for processing */ - - /* - * Packet is queued and marked for processing so we - * free our descriptor and update statistics - */ - - writeb(RX_OWN, &rmdp->u.s.status); - dev->last_rx = jiffies; - p->stats.rx_packets++; - p->stats.rx_bytes += len; - - - p->rmdnum++; - p->rmdnum %= RMDNUM; - - rmdp = p->rmdhead + p->rmdnum; - } - } -} /* End of SK_rxintr() */ - - -/*- - * Function : SK_close - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/26 - * - * Description : close gets called from dev_close() and should - * deinstall the card (free_irq, mem etc). - * - * Parameters : I : struct net_device *dev - our device structure - * Return Value : 0 - closed device driver - * Errors : None - * Globals : None - * Update History : - * YY/MM/DD uid Description --*/ - -/* I have tried to set BOOT_ROM on and RAM off but then, after a 'ifconfig - * down' the system stops. So I don't shut set card to init state. - */ - -static int SK_close(struct net_device *dev) -{ - - PRINTK(("## %s: SK_close(). CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0))); - - netif_stop_queue(dev); /* Transmitter busy */ - - printk("%s: Shutting %s down CSR0 %#06x\n", dev->name, SK_NAME, - (int) SK_read_reg(CSR0)); - - SK_write_reg(CSR0, CSR0_STOP); /* STOP the LANCE */ - - free_irq(dev->irq, dev); /* Free IRQ */ - - return 0; /* always succeed */ - -} /* End of SK_close() */ - - -/*- - * Function : SK_get_stats - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/26 - * - * Description : Return current status structure to upper layers. - * It is called by sprintf_stats (dev.c). - * - * Parameters : I : struct net_device *dev - our device structure - * Return Value : struct net_device_stats * - our current statistics - * Errors : None - * Side Effects : None - * Update History : - * YY/MM/DD uid Description --*/ - -static struct net_device_stats *SK_get_stats(struct net_device *dev) -{ - - struct priv *p = netdev_priv(dev); - - PRINTK(("## %s: SK_get_stats(). CSR0: %#06x\n", - SK_NAME, SK_read_reg(CSR0))); - - return &p->stats; /* Return Device status */ - -} /* End of SK_get_stats() */ - - -/*- - * Function : set_multicast_list - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/26 - * - * Description : This function gets called when a program performs - * a SIOCSIFFLAGS call. Ifconfig does this if you call - * 'ifconfig [-]allmulti' which enables or disables the - * Promiscuous mode. - * Promiscuous mode is when the Network card accepts all - * packets, not only the packets which match our MAC - * Address. It is useful for writing a network monitor, - * but it is also a security problem. You have to remember - * that all information on the net is not encrypted. - * - * Parameters : I : struct net_device *dev - SK_G16 device Structure - * Return Value : None - * Errors : None - * Globals : None - * Update History : - * YY/MM/DD uid Description - * 95/10/18 ACox New multicast calling scheme --*/ - - -/* Set or clear the multicast filter for SK_G16. - */ - -static void set_multicast_list(struct net_device *dev) -{ - - if (dev->flags&IFF_PROMISC) - { - /* Reinitialize LANCE with MODE_PROM set */ - SK_lance_init(dev, MODE_PROM); - } - else if (dev->mc_count==0 && !(dev->flags&IFF_ALLMULTI)) - { - /* Reinitialize LANCE without MODE_PROM */ - SK_lance_init(dev, MODE_NORMAL); - } - else - { - /* Multicast with logical address filter on */ - /* Reinitialize LANCE without MODE_PROM */ - SK_lance_init(dev, MODE_NORMAL); - - /* Not implemented yet. */ - } -} /* End of set_multicast_list() */ - - - -/*- - * Function : SK_rom_addr - * Author : Patrick J.D. Weichmann - * Date Created : 94/06/01 - * - * Description : Try to find a Boot_ROM at all possible locations - * - * Parameters : None - * Return Value : Address where Boot_ROM is - * Errors : 0 - Did not find Boot_ROM - * Globals : None - * Update History : - * YY/MM/DD uid Description --*/ - -unsigned int __init SK_rom_addr(void) -{ - int i,j; - int rom_found = 0; - unsigned int rom_location[] = SK_BOOT_ROM_LOCATIONS; - unsigned char rom_id[] = SK_BOOT_ROM_ID; - unsigned char test_byte; - - /* Autodetect Boot_ROM */ - PRINTK(("## %s: Autodetection of Boot_ROM\n", SK_NAME)); - - for (i = 0; (rom_location[i] != 0) && (rom_found == 0); i++) - { - - PRINTK(("## Trying ROM location %#08x", rom_location[i])); - - rom_found = 1; - for (j = 0; j < 6; j++) - { - test_byte = readb(rom_location[i]+j); - PRINTK((" %02x ", *test_byte)); - - if(test_byte != rom_id[j]) - { - rom_found = 0; - } - } - PRINTK(("\n")); - } - - if (rom_found == 1) - { - PRINTK(("## %s: Boot_ROM found at %#08x\n", - SK_NAME, rom_location[(i-1)])); - - return (rom_location[--i]); - } - else - { - PRINTK(("%s: No Boot_ROM found\n", SK_NAME)); - return 0; - } -} /* End of SK_rom_addr() */ - - - -/* LANCE access functions - * - * ! CSR1-3 can only be accessed when in CSR0 the STOP bit is set ! - */ - - -/*- - * Function : SK_reset_board - * - * Author : Patrick J.D. Weichmann - * - * Date Created : 94/05/25 - * - * Description : This function resets SK_G16 and all components, but - * POS registers are not changed - * - * Parameters : None - * Return Value : None - * Errors : None - * Globals : SK_RAM *board - SK_RAM structure pointer - * - * Update History : - * YY/MM/DD uid Description --*/ - -void SK_reset_board(void) -{ - writeb(0x00, SK_PORT); /* Reset active */ - mdelay(5); /* Delay min 5ms */ - writeb(SK_RESET, SK_PORT); /* Set back to normal operation */ - -} /* End of SK_reset_board() */ - - -/*- - * Function : SK_set_RAP - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/25 - * - * Description : Set LANCE Register Address Port to register - * for later data transfer. - * - * Parameters : I : reg_number - which CSR to read/write from/to - * Return Value : None - * Errors : None - * Globals : SK_RAM *board - SK_RAM structure pointer - * Update History : - * YY/MM/DD uid Description --*/ - -void SK_set_RAP(int reg_number) -{ - writew(reg_number, SK_IOREG); - writeb(SK_RESET | SK_RAP | SK_WREG, SK_PORT); - writeb(SK_DOIO, SK_IOCOM); - - while (readb(SK_PORT) & SK_IORUN) - barrier(); -} /* End of SK_set_RAP() */ - - -/*- - * Function : SK_read_reg - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/25 - * - * Description : Set RAP and read data from a LANCE CSR register - * - * Parameters : I : reg_number - which CSR to read from - * Return Value : Register contents - * Errors : None - * Globals : SK_RAM *board - SK_RAM structure pointer - * Update History : - * YY/MM/DD uid Description --*/ - -int SK_read_reg(int reg_number) -{ - SK_set_RAP(reg_number); - - writeb(SK_RESET | SK_RDATA | SK_RREG, SK_PORT); - writeb(SK_DOIO, SK_IOCOM); - - while (readb(SK_PORT) & SK_IORUN) - barrier(); - return (readw(SK_IOREG)); - -} /* End of SK_read_reg() */ - - -/*- - * Function : SK_rread_reg - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/28 - * - * Description : Read data from preseted register. - * This function requires that you know which - * Register is actually set. Be aware that CSR1-3 - * can only be accessed when in CSR0 STOP is set. - * - * Return Value : Register contents - * Errors : None - * Globals : SK_RAM *board - SK_RAM structure pointer - * Update History : - * YY/MM/DD uid Description --*/ - -int SK_rread_reg(void) -{ - writeb(SK_RESET | SK_RDATA | SK_RREG, SK_PORT); - - writeb(SK_DOIO, SK_IOCOM); - - while (readb(SK_PORT) & SK_IORUN) - barrier(); - return (readw(SK_IOREG)); - -} /* End of SK_rread_reg() */ - - -/*- - * Function : SK_write_reg - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/25 - * - * Description : This function sets the RAP then fills in the - * LANCE I/O Reg and starts Transfer to LANCE. - * It waits until transfer has ended which is max. 7 ms - * and then it returns. - * - * Parameters : I : reg_number - which CSR to write to - * I : value - what value to fill into register - * Return Value : None - * Errors : None - * Globals : SK_RAM *board - SK_RAM structure pointer - * Update History : - * YY/MM/DD uid Description --*/ - -void SK_write_reg(int reg_number, int value) -{ - SK_set_RAP(reg_number); - - writew(value, SK_IOREG); - writeb(SK_RESET | SK_RDATA | SK_WREG, SK_PORT); - writeb(SK_DOIO, SK_IOCOM); - - while (readb(SK_PORT) & SK_IORUN) - barrier(); -} /* End of SK_write_reg */ - - - -/* - * Debugging functions - * ------------------- - */ - -/*- - * Function : SK_print_pos - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/25 - * - * Description : This function prints out the 4 POS (Programmable - * Option Select) Registers. Used mainly to debug operation. - * - * Parameters : I : struct net_device *dev - SK_G16 device structure - * I : char * - Text which will be printed as title - * Return Value : None - * Errors : None - * Update History : - * YY/MM/DD uid Description --*/ - -void SK_print_pos(struct net_device *dev, char *text) -{ - int ioaddr = dev->base_addr; - - unsigned char pos0 = inb(SK_POS0), - pos1 = inb(SK_POS1), - pos2 = inb(SK_POS2), - pos3 = inb(SK_POS3), - pos4 = inb(SK_POS4); - - - printk("## %s: %s.\n" - "## pos0=%#4x pos1=%#4x pos2=%#04x pos3=%#08x pos4=%#04x\n", - SK_NAME, text, pos0, pos1, pos2, (pos3<<14), pos4); - -} /* End of SK_print_pos() */ - - - -/*- - * Function : SK_print_dev - * Author : Patrick J.D. Weichmann - * Date Created : 94/05/25 - * - * Description : This function simply prints out the important fields - * of the device structure. - * - * Parameters : I : struct net_device *dev - SK_G16 device structure - * I : char *text - Title for printing - * Return Value : None - * Errors : None - * Update History : - * YY/MM/DD uid Description --*/ - -void SK_print_dev(struct net_device *dev, char *text) -{ - if (dev == NULL) - { - printk("## %s: Device Structure. %s\n", SK_NAME, text); - printk("## DEVICE == NULL\n"); - } - else - { - printk("## %s: Device Structure. %s\n", SK_NAME, text); - printk("## Device Name: %s Base Address: %#06lx IRQ: %d\n", - dev->name, dev->base_addr, dev->irq); - - printk("## next device: %#08x init function: %#08x\n", - (int) dev->next, (int) dev->init); - } - -} /* End of SK_print_dev() */ - - - -/*- - * Function : SK_print_ram - * Author : Patrick J.D. Weichmann - * Date Created : 94/06/02 - * - * Description : This function is used to check how are things set up - * in the 16KB RAM. Also the pointers to the receive and - * transmit descriptor rings and rx and tx buffers locations. - * It contains a minor bug in printing, but has no effect to the values - * only newlines are not correct. - * - * Parameters : I : struct net_device *dev - SK_G16 device structure - * Return Value : None - * Errors : None - * Globals : None - * Update History : - * YY/MM/DD uid Description --*/ - -void __init SK_print_ram(struct net_device *dev) -{ - - int i; - struct priv *p = netdev_priv(dev); - - printk("## %s: RAM Details.\n" - "## RAM at %#08x tmdhead: %#08x rmdhead: %#08x initblock: %#08x\n", - SK_NAME, - (unsigned int) p->ram, - (unsigned int) p->tmdhead, - (unsigned int) p->rmdhead, - (unsigned int) &(p->ram)->ib); - - printk("## "); - - for(i = 0; i < TMDNUM; i++) - { - if (!(i % 3)) /* Every third line do a newline */ - { - printk("\n## "); - } - printk("tmdbufs%d: %#08x ", (i+1), (int) p->tmdbufs[i]); - } - printk("## "); - - for(i = 0; i < RMDNUM; i++) - { - if (!(i % 3)) /* Every third line do a newline */ - { - printk("\n## "); - } - printk("rmdbufs%d: %#08x ", (i+1), (int) p->rmdbufs[i]); - } - printk("\n"); - -} /* End of SK_print_ram() */ - diff --git a/drivers/net/sk_g16.h b/drivers/net/sk_g16.h deleted file mode 100644 index 0a5dc0908a04..000000000000 --- a/drivers/net/sk_g16.h +++ /dev/null @@ -1,165 +0,0 @@ -/*- - * - * This software may be used and distributed according to the terms - * of the GNU General Public License, incorporated herein by reference. - * - * Module : sk_g16.h - * Version : $Revision$ - * - * Author : M.Hipp (mhipp@student.uni-tuebingen.de) - * changes by : Patrick J.D. Weichmann - * - * Date Created : 94/05/25 - * - * Description : In here are all necessary definitions of - * the am7990 (LANCE) chip used for writing a - * network device driver which uses this chip - * - * $Log$ --*/ - -#ifndef SK_G16_H - -#define SK_G16_H - - -/* - * Control and Status Register 0 (CSR0) bit definitions - * - * (R=Readable) (W=Writeable) (S=Set on write) (C-Clear on write) - * - */ - -#define CSR0_ERR 0x8000 /* Error summary (R) */ -#define CSR0_BABL 0x4000 /* Babble transmitter timeout error (RC) */ -#define CSR0_CERR 0x2000 /* Collision Error (RC) */ -#define CSR0_MISS 0x1000 /* Missed packet (RC) */ -#define CSR0_MERR 0x0800 /* Memory Error (RC) */ -#define CSR0_RINT 0x0400 /* Receiver Interrupt (RC) */ -#define CSR0_TINT 0x0200 /* Transmit Interrupt (RC) */ -#define CSR0_IDON 0x0100 /* Initialization Done (RC) */ -#define CSR0_INTR 0x0080 /* Interrupt Flag (R) */ -#define CSR0_INEA 0x0040 /* Interrupt Enable (RW) */ -#define CSR0_RXON 0x0020 /* Receiver on (R) */ -#define CSR0_TXON 0x0010 /* Transmitter on (R) */ -#define CSR0_TDMD 0x0008 /* Transmit Demand (RS) */ -#define CSR0_STOP 0x0004 /* Stop (RS) */ -#define CSR0_STRT 0x0002 /* Start (RS) */ -#define CSR0_INIT 0x0001 /* Initialize (RS) */ - -#define CSR0_CLRALL 0x7f00 /* mask for all clearable bits */ - -/* - * Control and Status Register 3 (CSR3) bit definitions - * - */ - -#define CSR3_BSWAP 0x0004 /* Byte Swap (RW) */ -#define CSR3_ACON 0x0002 /* ALE Control (RW) */ -#define CSR3_BCON 0x0001 /* Byte Control (RW) */ - -/* - * Initialization Block Mode operation Bit Definitions. - */ - -#define MODE_PROM 0x8000 /* Promiscuous Mode */ -#define MODE_INTL 0x0040 /* Internal Loopback */ -#define MODE_DRTY 0x0020 /* Disable Retry */ -#define MODE_COLL 0x0010 /* Force Collision */ -#define MODE_DTCR 0x0008 /* Disable Transmit CRC) */ -#define MODE_LOOP 0x0004 /* Loopback */ -#define MODE_DTX 0x0002 /* Disable the Transmitter */ -#define MODE_DRX 0x0001 /* Disable the Receiver */ - -#define MODE_NORMAL 0x0000 /* Normal operation mode */ - -/* - * Receive message descriptor status bit definitions. - */ - -#define RX_OWN 0x80 /* Owner bit 0 = host, 1 = lance */ -#define RX_ERR 0x40 /* Error Summary */ -#define RX_FRAM 0x20 /* Framing Error */ -#define RX_OFLO 0x10 /* Overflow Error */ -#define RX_CRC 0x08 /* CRC Error */ -#define RX_BUFF 0x04 /* Buffer Error */ -#define RX_STP 0x02 /* Start of Packet */ -#define RX_ENP 0x01 /* End of Packet */ - - -/* - * Transmit message descriptor status bit definitions. - */ - -#define TX_OWN 0x80 /* Owner bit 0 = host, 1 = lance */ -#define TX_ERR 0x40 /* Error Summary */ -#define TX_MORE 0x10 /* More the 1 retry needed to Xmit */ -#define TX_ONE 0x08 /* One retry needed to Xmit */ -#define TX_DEF 0x04 /* Deferred */ -#define TX_STP 0x02 /* Start of Packet */ -#define TX_ENP 0x01 /* End of Packet */ - -/* - * Transmit status (2) (valid if TX_ERR == 1) - */ - -#define TX_BUFF 0x8000 /* Buffering error (no ENP) */ -#define TX_UFLO 0x4000 /* Underflow (late memory) */ -#define TX_LCOL 0x1000 /* Late collision */ -#define TX_LCAR 0x0400 /* Loss of Carrier */ -#define TX_RTRY 0x0200 /* Failed after 16 retransmissions */ -#define TX_TDR 0x003f /* Time-domain-reflectometer-value */ - - -/* - * Structures used for Communication with the LANCE - */ - -/* LANCE Initialize Block */ - -struct init_block -{ - unsigned short mode; /* Mode Register */ - unsigned char paddr[6]; /* Physical Address (MAC) */ - unsigned char laddr[8]; /* Logical Filter Address (not used) */ - unsigned int rdrp; /* Receive Descriptor Ring pointer */ - unsigned int tdrp; /* Transmit Descriptor Ring pointer */ -}; - - -/* Receive Message Descriptor Entry */ - -struct rmd -{ - union - { - unsigned long buffer; /* Address of buffer */ - struct - { - unsigned char unused[3]; - unsigned volatile char status; /* Status Bits */ - } s; - } u; - volatile short blen; /* Buffer Length (two's complement) */ - unsigned short mlen; /* Message Byte Count */ -}; - - -/* Transmit Message Descriptor Entry */ - -struct tmd -{ - union - { - unsigned long buffer; /* Address of buffer */ - struct - { - unsigned char unused[3]; - unsigned volatile char status; /* Status Bits */ - } s; - } u; - unsigned short blen; /* Buffer Length (two's complement) */ - unsigned volatile short status2; /* Error Status Bits */ -}; - -#endif /* End of SK_G16_H */ diff --git a/drivers/net/skge.c b/drivers/net/skge.c new file mode 100644 index 000000000000..30e8d589d167 --- /dev/null +++ b/drivers/net/skge.c @@ -0,0 +1,3386 @@ +/* + * New driver for Marvell Yukon chipset and SysKonnect Gigabit + * Ethernet adapters. Based on earlier sk98lin, e100 and + * FreeBSD if_sk drivers. + * + * This driver intentionally does not support all the features + * of the original driver such as link fail-over and link management because + * those should be done at higher levels. + * + * Copyright (C) 2004, Stephen Hemminger <shemminger@osdl.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/ethtool.h> +#include <linux/pci.h> +#include <linux/if_vlan.h> +#include <linux/ip.h> +#include <linux/delay.h> +#include <linux/crc32.h> +#include <linux/dma-mapping.h> +#include <asm/irq.h> + +#include "skge.h" + +#define DRV_NAME "skge" +#define DRV_VERSION "0.6" +#define PFX DRV_NAME " " + +#define DEFAULT_TX_RING_SIZE 128 +#define DEFAULT_RX_RING_SIZE 512 +#define MAX_TX_RING_SIZE 1024 +#define MAX_RX_RING_SIZE 4096 +#define PHY_RETRIES 1000 +#define ETH_JUMBO_MTU 9000 +#define TX_WATCHDOG (5 * HZ) +#define NAPI_WEIGHT 64 +#define BLINK_HZ (HZ/4) +#define LINK_POLL_HZ (HZ/10) + +MODULE_DESCRIPTION("SysKonnect Gigabit Ethernet driver"); +MODULE_AUTHOR("Stephen Hemminger <shemminger@osdl.org>"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_VERSION); + +static const u32 default_msg + = NETIF_MSG_DRV| NETIF_MSG_PROBE| NETIF_MSG_LINK + | NETIF_MSG_IFUP| NETIF_MSG_IFDOWN; + +static int debug = -1; /* defaults above */ +module_param(debug, int, 0); +MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)"); + +static const struct pci_device_id skge_id_table[] = { + { PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940B, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_GE, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_YU, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_SYSKONNECT, 0x9E00, /* SK-9Exx */ + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_DLINK, PCI_DEVICE_ID_DLINK_DGE510T, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_MARVELL, 0x4320, /* Gigabit Ethernet Controller */ + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_MARVELL, 0x5005, /* Marvell (11ab), Belkin */ + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_CNET, PCI_DEVICE_ID_CNET_GIGACARD, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1032, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1064, + PCI_ANY_ID, PCI_ANY_ID }, + { 0 } +}; +MODULE_DEVICE_TABLE(pci, skge_id_table); + +static int skge_up(struct net_device *dev); +static int skge_down(struct net_device *dev); +static void skge_tx_clean(struct skge_port *skge); +static void skge_xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val); +static void skge_gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val); +static void genesis_get_stats(struct skge_port *skge, u64 *data); +static void yukon_get_stats(struct skge_port *skge, u64 *data); +static void yukon_init(struct skge_hw *hw, int port); +static void yukon_reset(struct skge_hw *hw, int port); +static void genesis_mac_init(struct skge_hw *hw, int port); +static void genesis_reset(struct skge_hw *hw, int port); + +static const int txqaddr[] = { Q_XA1, Q_XA2 }; +static const int rxqaddr[] = { Q_R1, Q_R2 }; +static const u32 rxirqmask[] = { IS_R1_F, IS_R2_F }; +static const u32 txirqmask[] = { IS_XA1_F, IS_XA2_F }; + +/* Don't need to look at whole 16K. + * last interesting register is descriptor poll timer. + */ +#define SKGE_REGS_LEN (29*128) + +static int skge_get_regs_len(struct net_device *dev) +{ + return SKGE_REGS_LEN; +} + +/* + * Returns copy of control register region + * I/O region is divided into banks and certain regions are unreadable + */ +static void skge_get_regs(struct net_device *dev, struct ethtool_regs *regs, + void *p) +{ + const struct skge_port *skge = netdev_priv(dev); + unsigned long offs; + const void __iomem *io = skge->hw->regs; + static const unsigned long bankmap + = (1<<0) | (1<<2) | (1<<8) | (1<<9) + | (1<<12) | (1<<13) | (1<<14) | (1<<15) | (1<<16) + | (1<<17) | (1<<20) | (1<<21) | (1<<22) | (1<<23) + | (1<<24) | (1<<25) | (1<<26) | (1<<27) | (1<<28); + + regs->version = 1; + for (offs = 0; offs < regs->len; offs += 128) { + u32 len = min_t(u32, 128, regs->len - offs); + + if (bankmap & (1<<(offs/128))) + memcpy_fromio(p + offs, io + offs, len); + else + memset(p + offs, 0, len); + } +} + +/* Wake on Lan only supported on Yukon chps with rev 1 or above */ +static int wol_supported(const struct skge_hw *hw) +{ + return !((hw->chip_id == CHIP_ID_GENESIS || + (hw->chip_id == CHIP_ID_YUKON && chip_rev(hw) == 0))); +} + +static void skge_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) +{ + struct skge_port *skge = netdev_priv(dev); + + wol->supported = wol_supported(skge->hw) ? WAKE_MAGIC : 0; + wol->wolopts = skge->wol ? WAKE_MAGIC : 0; +} + +static int skge_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + + if(wol->wolopts != WAKE_MAGIC && wol->wolopts != 0) + return -EOPNOTSUPP; + + if (wol->wolopts == WAKE_MAGIC && !wol_supported(hw)) + return -EOPNOTSUPP; + + skge->wol = wol->wolopts == WAKE_MAGIC; + + if (skge->wol) { + memcpy_toio(hw->regs + WOL_MAC_ADDR, dev->dev_addr, ETH_ALEN); + + skge_write16(hw, WOL_CTRL_STAT, + WOL_CTL_ENA_PME_ON_MAGIC_PKT | + WOL_CTL_ENA_MAGIC_PKT_UNIT); + } else + skge_write16(hw, WOL_CTRL_STAT, WOL_CTL_DEFAULT); + + return 0; +} + + +static int skge_get_settings(struct net_device *dev, + struct ethtool_cmd *ecmd) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + + ecmd->transceiver = XCVR_INTERNAL; + + if (iscopper(hw)) { + if (hw->chip_id == CHIP_ID_GENESIS) + ecmd->supported = SUPPORTED_1000baseT_Full + | SUPPORTED_1000baseT_Half + | SUPPORTED_Autoneg | SUPPORTED_TP; + else { + ecmd->supported = SUPPORTED_10baseT_Half + | SUPPORTED_10baseT_Full + | SUPPORTED_100baseT_Half + | SUPPORTED_100baseT_Full + | SUPPORTED_1000baseT_Half + | SUPPORTED_1000baseT_Full + | SUPPORTED_Autoneg| SUPPORTED_TP; + + if (hw->chip_id == CHIP_ID_YUKON) + ecmd->supported &= ~SUPPORTED_1000baseT_Half; + + else if (hw->chip_id == CHIP_ID_YUKON_FE) + ecmd->supported &= ~(SUPPORTED_1000baseT_Half + | SUPPORTED_1000baseT_Full); + } + + ecmd->port = PORT_TP; + ecmd->phy_address = hw->phy_addr; + } else { + ecmd->supported = SUPPORTED_1000baseT_Full + | SUPPORTED_FIBRE + | SUPPORTED_Autoneg; + + ecmd->port = PORT_FIBRE; + } + + ecmd->advertising = skge->advertising; + ecmd->autoneg = skge->autoneg; + ecmd->speed = skge->speed; + ecmd->duplex = skge->duplex; + return 0; +} + +static u32 skge_modes(const struct skge_hw *hw) +{ + u32 modes = ADVERTISED_Autoneg + | ADVERTISED_1000baseT_Full | ADVERTISED_1000baseT_Half + | ADVERTISED_100baseT_Full | ADVERTISED_100baseT_Half + | ADVERTISED_10baseT_Full | ADVERTISED_10baseT_Half; + + if (iscopper(hw)) { + modes |= ADVERTISED_TP; + switch(hw->chip_id) { + case CHIP_ID_GENESIS: + modes &= ~(ADVERTISED_100baseT_Full + | ADVERTISED_100baseT_Half + | ADVERTISED_10baseT_Full + | ADVERTISED_10baseT_Half); + break; + + case CHIP_ID_YUKON: + modes &= ~ADVERTISED_1000baseT_Half; + break; + + case CHIP_ID_YUKON_FE: + modes &= ~(ADVERTISED_1000baseT_Half|ADVERTISED_1000baseT_Full); + break; + } + } else { + modes |= ADVERTISED_FIBRE; + modes &= ~ADVERTISED_1000baseT_Half; + } + return modes; +} + +static int skge_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) +{ + struct skge_port *skge = netdev_priv(dev); + const struct skge_hw *hw = skge->hw; + + if (ecmd->autoneg == AUTONEG_ENABLE) { + if (ecmd->advertising & skge_modes(hw)) + return -EINVAL; + } else { + switch(ecmd->speed) { + case SPEED_1000: + if (hw->chip_id == CHIP_ID_YUKON_FE) + return -EINVAL; + break; + case SPEED_100: + case SPEED_10: + if (iscopper(hw) || hw->chip_id == CHIP_ID_GENESIS) + return -EINVAL; + break; + default: + return -EINVAL; + } + } + + skge->autoneg = ecmd->autoneg; + skge->speed = ecmd->speed; + skge->duplex = ecmd->duplex; + skge->advertising = ecmd->advertising; + + if (netif_running(dev)) { + skge_down(dev); + skge_up(dev); + } + return (0); +} + +static void skge_get_drvinfo(struct net_device *dev, + struct ethtool_drvinfo *info) +{ + struct skge_port *skge = netdev_priv(dev); + + strcpy(info->driver, DRV_NAME); + strcpy(info->version, DRV_VERSION); + strcpy(info->fw_version, "N/A"); + strcpy(info->bus_info, pci_name(skge->hw->pdev)); +} + +static const struct skge_stat { + char name[ETH_GSTRING_LEN]; + u16 xmac_offset; + u16 gma_offset; +} skge_stats[] = { + { "tx_bytes", XM_TXO_OK_HI, GM_TXO_OK_HI }, + { "rx_bytes", XM_RXO_OK_HI, GM_RXO_OK_HI }, + + { "tx_broadcast", XM_TXF_BC_OK, GM_TXF_BC_OK }, + { "rx_broadcast", XM_RXF_BC_OK, GM_RXF_BC_OK }, + { "tx_multicast", XM_TXF_MC_OK, GM_TXF_MC_OK }, + { "rx_multicast", XM_RXF_MC_OK, GM_RXF_MC_OK }, + { "tx_unicast", XM_TXF_UC_OK, GM_TXF_UC_OK }, + { "rx_unicast", XM_RXF_UC_OK, GM_RXF_UC_OK }, + { "tx_mac_pause", XM_TXF_MPAUSE, GM_TXF_MPAUSE }, + { "rx_mac_pause", XM_RXF_MPAUSE, GM_RXF_MPAUSE }, + + { "collisions", XM_TXF_SNG_COL, GM_TXF_SNG_COL }, + { "multi_collisions", XM_TXF_MUL_COL, GM_TXF_MUL_COL }, + { "aborted", XM_TXF_ABO_COL, GM_TXF_ABO_COL }, + { "late_collision", XM_TXF_LAT_COL, GM_TXF_LAT_COL }, + { "fifo_underrun", XM_TXE_FIFO_UR, GM_TXE_FIFO_UR }, + { "fifo_overflow", XM_RXE_FIFO_OV, GM_RXE_FIFO_OV }, + + { "rx_toolong", XM_RXF_LNG_ERR, GM_RXF_LNG_ERR }, + { "rx_jabber", XM_RXF_JAB_PKT, GM_RXF_JAB_PKT }, + { "rx_runt", XM_RXE_RUNT, GM_RXE_FRAG }, + { "rx_too_long", XM_RXF_LNG_ERR, GM_RXF_LNG_ERR }, + { "rx_fcs_error", XM_RXF_FCS_ERR, GM_RXF_FCS_ERR }, +}; + +static int skge_get_stats_count(struct net_device *dev) +{ + return ARRAY_SIZE(skge_stats); +} + +static void skge_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *stats, u64 *data) +{ + struct skge_port *skge = netdev_priv(dev); + + if (skge->hw->chip_id == CHIP_ID_GENESIS) + genesis_get_stats(skge, data); + else + yukon_get_stats(skge, data); +} + +/* Use hardware MIB variables for critical path statistics and + * transmit feedback not reported at interrupt. + * Other errors are accounted for in interrupt handler. + */ +static struct net_device_stats *skge_get_stats(struct net_device *dev) +{ + struct skge_port *skge = netdev_priv(dev); + u64 data[ARRAY_SIZE(skge_stats)]; + + if (skge->hw->chip_id == CHIP_ID_GENESIS) + genesis_get_stats(skge, data); + else + yukon_get_stats(skge, data); + + skge->net_stats.tx_bytes = data[0]; + skge->net_stats.rx_bytes = data[1]; + skge->net_stats.tx_packets = data[2] + data[4] + data[6]; + skge->net_stats.rx_packets = data[3] + data[5] + data[7]; + skge->net_stats.multicast = data[5] + data[7]; + skge->net_stats.collisions = data[10]; + skge->net_stats.tx_aborted_errors = data[12]; + + return &skge->net_stats; +} + +static void skge_get_strings(struct net_device *dev, u32 stringset, u8 *data) +{ + int i; + + switch(stringset) { + case ETH_SS_STATS: + for (i = 0; i < ARRAY_SIZE(skge_stats); i++) + memcpy(data + i * ETH_GSTRING_LEN, + skge_stats[i].name, ETH_GSTRING_LEN); + break; + } +} + +static void skge_get_ring_param(struct net_device *dev, + struct ethtool_ringparam *p) +{ + struct skge_port *skge = netdev_priv(dev); + + p->rx_max_pending = MAX_RX_RING_SIZE; + p->tx_max_pending = MAX_TX_RING_SIZE; + p->rx_mini_max_pending = 0; + p->rx_jumbo_max_pending = 0; + + p->rx_pending = skge->rx_ring.count; + p->tx_pending = skge->tx_ring.count; + p->rx_mini_pending = 0; + p->rx_jumbo_pending = 0; +} + +static int skge_set_ring_param(struct net_device *dev, + struct ethtool_ringparam *p) +{ + struct skge_port *skge = netdev_priv(dev); + + if (p->rx_pending == 0 || p->rx_pending > MAX_RX_RING_SIZE || + p->tx_pending == 0 || p->tx_pending > MAX_TX_RING_SIZE) + return -EINVAL; + + skge->rx_ring.count = p->rx_pending; + skge->tx_ring.count = p->tx_pending; + + if (netif_running(dev)) { + skge_down(dev); + skge_up(dev); + } + + return 0; +} + +static u32 skge_get_msglevel(struct net_device *netdev) +{ + struct skge_port *skge = netdev_priv(netdev); + return skge->msg_enable; +} + +static void skge_set_msglevel(struct net_device *netdev, u32 value) +{ + struct skge_port *skge = netdev_priv(netdev); + skge->msg_enable = value; +} + +static int skge_nway_reset(struct net_device *dev) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + int port = skge->port; + + if (skge->autoneg != AUTONEG_ENABLE || !netif_running(dev)) + return -EINVAL; + + spin_lock_bh(&hw->phy_lock); + if (hw->chip_id == CHIP_ID_GENESIS) { + genesis_reset(hw, port); + genesis_mac_init(hw, port); + } else { + yukon_reset(hw, port); + yukon_init(hw, port); + } + spin_unlock_bh(&hw->phy_lock); + return 0; +} + +static int skge_set_sg(struct net_device *dev, u32 data) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + + if (hw->chip_id == CHIP_ID_GENESIS && data) + return -EOPNOTSUPP; + return ethtool_op_set_sg(dev, data); +} + +static int skge_set_tx_csum(struct net_device *dev, u32 data) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + + if (hw->chip_id == CHIP_ID_GENESIS && data) + return -EOPNOTSUPP; + + return ethtool_op_set_tx_csum(dev, data); +} + +static u32 skge_get_rx_csum(struct net_device *dev) +{ + struct skge_port *skge = netdev_priv(dev); + + return skge->rx_csum; +} + +/* Only Yukon supports checksum offload. */ +static int skge_set_rx_csum(struct net_device *dev, u32 data) +{ + struct skge_port *skge = netdev_priv(dev); + + if (skge->hw->chip_id == CHIP_ID_GENESIS && data) + return -EOPNOTSUPP; + + skge->rx_csum = data; + return 0; +} + +/* Only Yukon II supports TSO (not implemented yet) */ +static int skge_set_tso(struct net_device *dev, u32 data) +{ + if (data) + return -EOPNOTSUPP; + return 0; +} + +static void skge_get_pauseparam(struct net_device *dev, + struct ethtool_pauseparam *ecmd) +{ + struct skge_port *skge = netdev_priv(dev); + + ecmd->tx_pause = (skge->flow_control == FLOW_MODE_LOC_SEND) + || (skge->flow_control == FLOW_MODE_SYMMETRIC); + ecmd->rx_pause = (skge->flow_control == FLOW_MODE_REM_SEND) + || (skge->flow_control == FLOW_MODE_SYMMETRIC); + + ecmd->autoneg = skge->autoneg; +} + +static int skge_set_pauseparam(struct net_device *dev, + struct ethtool_pauseparam *ecmd) +{ + struct skge_port *skge = netdev_priv(dev); + + skge->autoneg = ecmd->autoneg; + if (ecmd->rx_pause && ecmd->tx_pause) + skge->flow_control = FLOW_MODE_SYMMETRIC; + else if(ecmd->rx_pause && !ecmd->tx_pause) + skge->flow_control = FLOW_MODE_REM_SEND; + else if(!ecmd->rx_pause && ecmd->tx_pause) + skge->flow_control = FLOW_MODE_LOC_SEND; + else + skge->flow_control = FLOW_MODE_NONE; + + if (netif_running(dev)) { + skge_down(dev); + skge_up(dev); + } + return 0; +} + +/* Chip internal frequency for clock calculations */ +static inline u32 hwkhz(const struct skge_hw *hw) +{ + if (hw->chip_id == CHIP_ID_GENESIS) + return 53215; /* or: 53.125 MHz */ + else if (hw->chip_id == CHIP_ID_YUKON_EC) + return 125000; /* or: 125.000 MHz */ + else + return 78215; /* or: 78.125 MHz */ +} + +/* Chip hz to microseconds */ +static inline u32 skge_clk2usec(const struct skge_hw *hw, u32 ticks) +{ + return (ticks * 1000) / hwkhz(hw); +} + +/* Microseconds to chip hz */ +static inline u32 skge_usecs2clk(const struct skge_hw *hw, u32 usec) +{ + return hwkhz(hw) * usec / 1000; +} + +static int skge_get_coalesce(struct net_device *dev, + struct ethtool_coalesce *ecmd) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + int port = skge->port; + + ecmd->rx_coalesce_usecs = 0; + ecmd->tx_coalesce_usecs = 0; + + if (skge_read32(hw, B2_IRQM_CTRL) & TIM_START) { + u32 delay = skge_clk2usec(hw, skge_read32(hw, B2_IRQM_INI)); + u32 msk = skge_read32(hw, B2_IRQM_MSK); + + if (msk & rxirqmask[port]) + ecmd->rx_coalesce_usecs = delay; + if (msk & txirqmask[port]) + ecmd->tx_coalesce_usecs = delay; + } + + return 0; +} + +/* Note: interrupt timer is per board, but can turn on/off per port */ +static int skge_set_coalesce(struct net_device *dev, + struct ethtool_coalesce *ecmd) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + int port = skge->port; + u32 msk = skge_read32(hw, B2_IRQM_MSK); + u32 delay = 25; + + if (ecmd->rx_coalesce_usecs == 0) + msk &= ~rxirqmask[port]; + else if (ecmd->rx_coalesce_usecs < 25 || + ecmd->rx_coalesce_usecs > 33333) + return -EINVAL; + else { + msk |= rxirqmask[port]; + delay = ecmd->rx_coalesce_usecs; + } + + if (ecmd->tx_coalesce_usecs == 0) + msk &= ~txirqmask[port]; + else if (ecmd->tx_coalesce_usecs < 25 || + ecmd->tx_coalesce_usecs > 33333) + return -EINVAL; + else { + msk |= txirqmask[port]; + delay = min(delay, ecmd->rx_coalesce_usecs); + } + + skge_write32(hw, B2_IRQM_MSK, msk); + if (msk == 0) + skge_write32(hw, B2_IRQM_CTRL, TIM_STOP); + else { + skge_write32(hw, B2_IRQM_INI, skge_usecs2clk(hw, delay)); + skge_write32(hw, B2_IRQM_CTRL, TIM_START); + } + return 0; +} + +static void skge_led_on(struct skge_hw *hw, int port) +{ + if (hw->chip_id == CHIP_ID_GENESIS) { + skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_ON); + skge_write8(hw, B0_LED, LED_STAT_ON); + + skge_write8(hw, SKGEMAC_REG(port, RX_LED_TST), LED_T_ON); + skge_write32(hw, SKGEMAC_REG(port, RX_LED_VAL), 100); + skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_START); + + switch (hw->phy_type) { + case SK_PHY_BCOM: + skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, + PHY_B_PEC_LED_ON); + break; + case SK_PHY_LONE: + skge_xm_phy_write(hw, port, PHY_LONE_LED_CFG, + 0x0800); + break; + default: + skge_write8(hw, SKGEMAC_REG(port, TX_LED_TST), LED_T_ON); + skge_write32(hw, SKGEMAC_REG(port, TX_LED_VAL), 100); + skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_START); + } + } else { + skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0); + skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER, + PHY_M_LED_MO_DUP(MO_LED_ON) | + PHY_M_LED_MO_10(MO_LED_ON) | + PHY_M_LED_MO_100(MO_LED_ON) | + PHY_M_LED_MO_1000(MO_LED_ON) | + PHY_M_LED_MO_RX(MO_LED_ON)); + } +} + +static void skge_led_off(struct skge_hw *hw, int port) +{ + if (hw->chip_id == CHIP_ID_GENESIS) { + skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_OFF); + skge_write8(hw, B0_LED, LED_STAT_OFF); + + skge_write32(hw, SKGEMAC_REG(port, RX_LED_VAL), 0); + skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_T_OFF); + + switch (hw->phy_type) { + case SK_PHY_BCOM: + skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, + PHY_B_PEC_LED_OFF); + break; + case SK_PHY_LONE: + skge_xm_phy_write(hw, port, PHY_LONE_LED_CFG, + PHY_L_LC_LEDT); + break; + default: + skge_write32(hw, SKGEMAC_REG(port, TX_LED_VAL), 0); + skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_T_OFF); + } + } else { + skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0); + skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER, + PHY_M_LED_MO_DUP(MO_LED_OFF) | + PHY_M_LED_MO_10(MO_LED_OFF) | + PHY_M_LED_MO_100(MO_LED_OFF) | + PHY_M_LED_MO_1000(MO_LED_OFF) | + PHY_M_LED_MO_RX(MO_LED_OFF)); + } +} + +static void skge_blink_timer(unsigned long data) +{ + struct skge_port *skge = (struct skge_port *) data; + struct skge_hw *hw = skge->hw; + unsigned long flags; + + spin_lock_irqsave(&hw->phy_lock, flags); + if (skge->blink_on) + skge_led_on(hw, skge->port); + else + skge_led_off(hw, skge->port); + spin_unlock_irqrestore(&hw->phy_lock, flags); + + skge->blink_on = !skge->blink_on; + mod_timer(&skge->led_blink, jiffies + BLINK_HZ); +} + +/* blink LED's for finding board */ +static int skge_phys_id(struct net_device *dev, u32 data) +{ + struct skge_port *skge = netdev_priv(dev); + + if(!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ)) + data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ); + + /* start blinking */ + skge->blink_on = 1; + mod_timer(&skge->led_blink, jiffies+1); + + msleep_interruptible(data * 1000); + del_timer_sync(&skge->led_blink); + + skge_led_off(skge->hw, skge->port); + + return 0; +} + +static struct ethtool_ops skge_ethtool_ops = { + .get_settings = skge_get_settings, + .set_settings = skge_set_settings, + .get_drvinfo = skge_get_drvinfo, + .get_regs_len = skge_get_regs_len, + .get_regs = skge_get_regs, + .get_wol = skge_get_wol, + .set_wol = skge_set_wol, + .get_msglevel = skge_get_msglevel, + .set_msglevel = skge_set_msglevel, + .nway_reset = skge_nway_reset, + .get_link = ethtool_op_get_link, + .get_ringparam = skge_get_ring_param, + .set_ringparam = skge_set_ring_param, + .get_pauseparam = skge_get_pauseparam, + .set_pauseparam = skge_set_pauseparam, + .get_coalesce = skge_get_coalesce, + .set_coalesce = skge_set_coalesce, + .get_tso = ethtool_op_get_tso, + .set_tso = skge_set_tso, + .get_sg = ethtool_op_get_sg, + .set_sg = skge_set_sg, + .get_tx_csum = ethtool_op_get_tx_csum, + .set_tx_csum = skge_set_tx_csum, + .get_rx_csum = skge_get_rx_csum, + .set_rx_csum = skge_set_rx_csum, + .get_strings = skge_get_strings, + .phys_id = skge_phys_id, + .get_stats_count = skge_get_stats_count, + .get_ethtool_stats = skge_get_ethtool_stats, +}; + +/* + * Allocate ring elements and chain them together + * One-to-one association of board descriptors with ring elements + */ +static int skge_ring_alloc(struct skge_ring *ring, void *vaddr, u64 base) +{ + struct skge_tx_desc *d; + struct skge_element *e; + int i; + + ring->start = kmalloc(sizeof(*e)*ring->count, GFP_KERNEL); + if (!ring->start) + return -ENOMEM; + + for (i = 0, e = ring->start, d = vaddr; i < ring->count; i++, e++, d++) { + e->desc = d; + if (i == ring->count - 1) { + e->next = ring->start; + d->next_offset = base; + } else { + e->next = e + 1; + d->next_offset = base + (i+1) * sizeof(*d); + } + } + ring->to_use = ring->to_clean = ring->start; + + return 0; +} + +/* Setup buffer for receiving */ +static inline int skge_rx_alloc(struct skge_port *skge, + struct skge_element *e) +{ + unsigned long bufsize = skge->netdev->mtu + ETH_HLEN; /* VLAN? */ + struct skge_rx_desc *rd = e->desc; + struct sk_buff *skb; + u64 map; + + skb = dev_alloc_skb(bufsize + NET_IP_ALIGN); + if (unlikely(!skb)) { + printk(KERN_DEBUG PFX "%s: out of memory for receive\n", + skge->netdev->name); + return -ENOMEM; + } + + skb->dev = skge->netdev; + skb_reserve(skb, NET_IP_ALIGN); + + map = pci_map_single(skge->hw->pdev, skb->data, bufsize, + PCI_DMA_FROMDEVICE); + + rd->dma_lo = map; + rd->dma_hi = map >> 32; + e->skb = skb; + rd->csum1_start = ETH_HLEN; + rd->csum2_start = ETH_HLEN; + rd->csum1 = 0; + rd->csum2 = 0; + + wmb(); + + rd->control = BMU_OWN | BMU_STF | BMU_IRQ_EOF | BMU_TCP_CHECK | bufsize; + pci_unmap_addr_set(e, mapaddr, map); + pci_unmap_len_set(e, maplen, bufsize); + return 0; +} + +/* Free all unused buffers in receive ring, assumes receiver stopped */ +static void skge_rx_clean(struct skge_port *skge) +{ + struct skge_hw *hw = skge->hw; + struct skge_ring *ring = &skge->rx_ring; + struct skge_element *e; + + for (e = ring->to_clean; e != ring->to_use; e = e->next) { + struct skge_rx_desc *rd = e->desc; + rd->control = 0; + + pci_unmap_single(hw->pdev, + pci_unmap_addr(e, mapaddr), + pci_unmap_len(e, maplen), + PCI_DMA_FROMDEVICE); + dev_kfree_skb(e->skb); + e->skb = NULL; + } + ring->to_clean = e; +} + +/* Allocate buffers for receive ring + * For receive: to_use is refill location + * to_clean is next received frame. + * + * if (to_use == to_clean) + * then ring all frames in ring need buffers + * if (to_use->next == to_clean) + * then ring all frames in ring have buffers + */ +static int skge_rx_fill(struct skge_port *skge) +{ + struct skge_ring *ring = &skge->rx_ring; + struct skge_element *e; + int ret = 0; + + for (e = ring->to_use; e->next != ring->to_clean; e = e->next) { + if (skge_rx_alloc(skge, e)) { + ret = 1; + break; + } + + } + ring->to_use = e; + + return ret; +} + +static void skge_link_up(struct skge_port *skge) +{ + netif_carrier_on(skge->netdev); + if (skge->tx_avail > MAX_SKB_FRAGS + 1) + netif_wake_queue(skge->netdev); + + if (netif_msg_link(skge)) + printk(KERN_INFO PFX + "%s: Link is up at %d Mbps, %s duplex, flow control %s\n", + skge->netdev->name, skge->speed, + skge->duplex == DUPLEX_FULL ? "full" : "half", + (skge->flow_control == FLOW_MODE_NONE) ? "none" : + (skge->flow_control == FLOW_MODE_LOC_SEND) ? "tx only" : + (skge->flow_control == FLOW_MODE_REM_SEND) ? "rx only" : + (skge->flow_control == FLOW_MODE_SYMMETRIC) ? "tx and rx" : + "unknown"); +} + +static void skge_link_down(struct skge_port *skge) +{ + netif_carrier_off(skge->netdev); + netif_stop_queue(skge->netdev); + + if (netif_msg_link(skge)) + printk(KERN_INFO PFX "%s: Link is down.\n", skge->netdev->name); +} + +static u16 skge_xm_phy_read(struct skge_hw *hw, int port, u16 reg) +{ + int i; + u16 v; + + skge_xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr); + v = skge_xm_read16(hw, port, XM_PHY_DATA); + if (hw->phy_type != SK_PHY_XMAC) { + for (i = 0; i < PHY_RETRIES; i++) { + udelay(1); + if (skge_xm_read16(hw, port, XM_MMU_CMD) + & XM_MMU_PHY_RDY) + goto ready; + } + + printk(KERN_WARNING PFX "%s: phy read timed out\n", + hw->dev[port]->name); + return 0; + ready: + v = skge_xm_read16(hw, port, XM_PHY_DATA); + } + + return v; +} + +static void skge_xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val) +{ + int i; + + skge_xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr); + for (i = 0; i < PHY_RETRIES; i++) { + if (!(skge_xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY)) + goto ready; + cpu_relax(); + } + printk(KERN_WARNING PFX "%s: phy write failed to come ready\n", + hw->dev[port]->name); + + + ready: + skge_xm_write16(hw, port, XM_PHY_DATA, val); + for (i = 0; i < PHY_RETRIES; i++) { + udelay(1); + if (!(skge_xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY)) + return; + } + printk(KERN_WARNING PFX "%s: phy write timed out\n", + hw->dev[port]->name); +} + +static void genesis_init(struct skge_hw *hw) +{ + /* set blink source counter */ + skge_write32(hw, B2_BSC_INI, (SK_BLK_DUR * SK_FACT_53) / 100); + skge_write8(hw, B2_BSC_CTRL, BSC_START); + + /* configure mac arbiter */ + skge_write16(hw, B3_MA_TO_CTRL, MA_RST_CLR); + + /* configure mac arbiter timeout values */ + skge_write8(hw, B3_MA_TOINI_RX1, SK_MAC_TO_53); + skge_write8(hw, B3_MA_TOINI_RX2, SK_MAC_TO_53); + skge_write8(hw, B3_MA_TOINI_TX1, SK_MAC_TO_53); + skge_write8(hw, B3_MA_TOINI_TX2, SK_MAC_TO_53); + + skge_write8(hw, B3_MA_RCINI_RX1, 0); + skge_write8(hw, B3_MA_RCINI_RX2, 0); + skge_write8(hw, B3_MA_RCINI_TX1, 0); + skge_write8(hw, B3_MA_RCINI_TX2, 0); + + /* configure packet arbiter timeout */ + skge_write16(hw, B3_PA_CTRL, PA_RST_CLR); + skge_write16(hw, B3_PA_TOINI_RX1, SK_PKT_TO_MAX); + skge_write16(hw, B3_PA_TOINI_TX1, SK_PKT_TO_MAX); + skge_write16(hw, B3_PA_TOINI_RX2, SK_PKT_TO_MAX); + skge_write16(hw, B3_PA_TOINI_TX2, SK_PKT_TO_MAX); +} + +static void genesis_reset(struct skge_hw *hw, int port) +{ + int i; + u64 zero = 0; + + /* reset the statistics module */ + skge_xm_write32(hw, port, XM_GP_PORT, XM_GP_RES_STAT); + skge_xm_write16(hw, port, XM_IMSK, 0xffff); /* disable XMAC IRQs */ + skge_xm_write32(hw, port, XM_MODE, 0); /* clear Mode Reg */ + skge_xm_write16(hw, port, XM_TX_CMD, 0); /* reset TX CMD Reg */ + skge_xm_write16(hw, port, XM_RX_CMD, 0); /* reset RX CMD Reg */ + + /* disable all PHY IRQs */ + if (hw->phy_type == SK_PHY_BCOM) + skge_xm_write16(hw, port, PHY_BCOM_INT_MASK, 0xffff); + + skge_xm_outhash(hw, port, XM_HSM, (u8 *) &zero); + for (i = 0; i < 15; i++) + skge_xm_outaddr(hw, port, XM_EXM(i), (u8 *) &zero); + skge_xm_outhash(hw, port, XM_SRC_CHK, (u8 *) &zero); +} + + +static void genesis_mac_init(struct skge_hw *hw, int port) +{ + struct skge_port *skge = netdev_priv(hw->dev[port]); + int i; + u32 r; + u16 id1; + u16 ctrl1, ctrl2, ctrl3, ctrl4, ctrl5; + + /* magic workaround patterns for Broadcom */ + static const struct { + u16 reg; + u16 val; + } A1hack[] = { + { 0x18, 0x0c20 }, { 0x17, 0x0012 }, { 0x15, 0x1104 }, + { 0x17, 0x0013 }, { 0x15, 0x0404 }, { 0x17, 0x8006 }, + { 0x15, 0x0132 }, { 0x17, 0x8006 }, { 0x15, 0x0232 }, + { 0x17, 0x800D }, { 0x15, 0x000F }, { 0x18, 0x0420 }, + }, C0hack[] = { + { 0x18, 0x0c20 }, { 0x17, 0x0012 }, { 0x15, 0x1204 }, + { 0x17, 0x0013 }, { 0x15, 0x0A04 }, { 0x18, 0x0420 }, + }; + + + /* initialize Rx, Tx and Link LED */ + skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_ON); + skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_LINKSYNC_ON); + + skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_START); + skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_START); + + /* Unreset the XMAC. */ + skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_CLR_MAC_RST); + + /* + * Perform additional initialization for external PHYs, + * namely for the 1000baseTX cards that use the XMAC's + * GMII mode. + */ + spin_lock_bh(&hw->phy_lock); + if (hw->phy_type != SK_PHY_XMAC) { + /* Take PHY out of reset. */ + r = skge_read32(hw, B2_GP_IO); + if (port == 0) + r |= GP_DIR_0|GP_IO_0; + else + r |= GP_DIR_2|GP_IO_2; + + skge_write32(hw, B2_GP_IO, r); + skge_read32(hw, B2_GP_IO); + + /* Enable GMII mode on the XMAC. */ + skge_xm_write16(hw, port, XM_HW_CFG, XM_HW_GMII_MD); + + id1 = skge_xm_phy_read(hw, port, PHY_XMAC_ID1); + + /* Optimize MDIO transfer by suppressing preamble. */ + skge_xm_write16(hw, port, XM_MMU_CMD, + skge_xm_read16(hw, port, XM_MMU_CMD) + | XM_MMU_NO_PRE); + + if (id1 == PHY_BCOM_ID1_C0) { + /* + * Workaround BCOM Errata for the C0 type. + * Write magic patterns to reserved registers. + */ + for (i = 0; i < ARRAY_SIZE(C0hack); i++) + skge_xm_phy_write(hw, port, + C0hack[i].reg, C0hack[i].val); + + } else if (id1 == PHY_BCOM_ID1_A1) { + /* + * Workaround BCOM Errata for the A1 type. + * Write magic patterns to reserved registers. + */ + for (i = 0; i < ARRAY_SIZE(A1hack); i++) + skge_xm_phy_write(hw, port, + A1hack[i].reg, A1hack[i].val); + } + + /* + * Workaround BCOM Errata (#10523) for all BCom PHYs. + * Disable Power Management after reset. + */ + r = skge_xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL); + skge_xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL, r | PHY_B_AC_DIS_PM); + } + + /* Dummy read */ + skge_xm_read16(hw, port, XM_ISRC); + + r = skge_xm_read32(hw, port, XM_MODE); + skge_xm_write32(hw, port, XM_MODE, r|XM_MD_CSA); + + /* We don't need the FCS appended to the packet. */ + r = skge_xm_read16(hw, port, XM_RX_CMD); + skge_xm_write16(hw, port, XM_RX_CMD, r | XM_RX_STRIP_FCS); + + /* We want short frames padded to 60 bytes. */ + r = skge_xm_read16(hw, port, XM_TX_CMD); + skge_xm_write16(hw, port, XM_TX_CMD, r | XM_TX_AUTO_PAD); + + /* + * Enable the reception of all error frames. This is is + * a necessary evil due to the design of the XMAC. The + * XMAC's receive FIFO is only 8K in size, however jumbo + * frames can be up to 9000 bytes in length. When bad + * frame filtering is enabled, the XMAC's RX FIFO operates + * in 'store and forward' mode. For this to work, the + * entire frame has to fit into the FIFO, but that means + * that jumbo frames larger than 8192 bytes will be + * truncated. Disabling all bad frame filtering causes + * the RX FIFO to operate in streaming mode, in which + * case the XMAC will start transfering frames out of the + * RX FIFO as soon as the FIFO threshold is reached. + */ + r = skge_xm_read32(hw, port, XM_MODE); + skge_xm_write32(hw, port, XM_MODE, + XM_MD_RX_CRCE|XM_MD_RX_LONG|XM_MD_RX_RUNT| + XM_MD_RX_ERR|XM_MD_RX_IRLE); + + skge_xm_outaddr(hw, port, XM_SA, hw->dev[port]->dev_addr); + skge_xm_outaddr(hw, port, XM_EXM(0), hw->dev[port]->dev_addr); + + /* + * Bump up the transmit threshold. This helps hold off transmit + * underruns when we're blasting traffic from both ports at once. + */ + skge_xm_write16(hw, port, XM_TX_THR, 512); + + /* Configure MAC arbiter */ + skge_write16(hw, B3_MA_TO_CTRL, MA_RST_CLR); + + /* configure timeout values */ + skge_write8(hw, B3_MA_TOINI_RX1, 72); + skge_write8(hw, B3_MA_TOINI_RX2, 72); + skge_write8(hw, B3_MA_TOINI_TX1, 72); + skge_write8(hw, B3_MA_TOINI_TX2, 72); + + skge_write8(hw, B3_MA_RCINI_RX1, 0); + skge_write8(hw, B3_MA_RCINI_RX2, 0); + skge_write8(hw, B3_MA_RCINI_TX1, 0); + skge_write8(hw, B3_MA_RCINI_TX2, 0); + + /* Configure Rx MAC FIFO */ + skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_RST_CLR); + skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_ENA_TIM_PAT); + skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_ENA_OP_MD); + + /* Configure Tx MAC FIFO */ + skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_RST_CLR); + skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_TX_CTRL_DEF); + skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_ENA_OP_MD); + + if (hw->dev[port]->mtu > ETH_DATA_LEN) { + /* Enable frame flushing if jumbo frames used */ + skge_write16(hw, SKGEMAC_REG(port,RX_MFF_CTRL1), MFF_ENA_FLUSH); + } else { + /* enable timeout timers if normal frames */ + skge_write16(hw, B3_PA_CTRL, + port == 0 ? PA_ENA_TO_TX1 : PA_ENA_TO_TX2); + } + + + r = skge_xm_read16(hw, port, XM_RX_CMD); + if (hw->dev[port]->mtu > ETH_DATA_LEN) + skge_xm_write16(hw, port, XM_RX_CMD, r | XM_RX_BIG_PK_OK); + else + skge_xm_write16(hw, port, XM_RX_CMD, r & ~(XM_RX_BIG_PK_OK)); + + switch (hw->phy_type) { + case SK_PHY_XMAC: + if (skge->autoneg == AUTONEG_ENABLE) { + ctrl1 = PHY_X_AN_FD | PHY_X_AN_HD; + + switch (skge->flow_control) { + case FLOW_MODE_NONE: + ctrl1 |= PHY_X_P_NO_PAUSE; + break; + case FLOW_MODE_LOC_SEND: + ctrl1 |= PHY_X_P_ASYM_MD; + break; + case FLOW_MODE_SYMMETRIC: + ctrl1 |= PHY_X_P_SYM_MD; + break; + case FLOW_MODE_REM_SEND: + ctrl1 |= PHY_X_P_BOTH_MD; + break; + } + + skge_xm_phy_write(hw, port, PHY_XMAC_AUNE_ADV, ctrl1); + ctrl2 = PHY_CT_ANE | PHY_CT_RE_CFG; + } else { + ctrl2 = 0; + if (skge->duplex == DUPLEX_FULL) + ctrl2 |= PHY_CT_DUP_MD; + } + + skge_xm_phy_write(hw, port, PHY_XMAC_CTRL, ctrl2); + break; + + case SK_PHY_BCOM: + ctrl1 = PHY_CT_SP1000; + ctrl2 = 0; + ctrl3 = PHY_SEL_TYPE; + ctrl4 = PHY_B_PEC_EN_LTR; + ctrl5 = PHY_B_AC_TX_TST; + + if (skge->autoneg == AUTONEG_ENABLE) { + /* + * Workaround BCOM Errata #1 for the C5 type. + * 1000Base-T Link Acquisition Failure in Slave Mode + * Set Repeater/DTE bit 10 of the 1000Base-T Control Register + */ + ctrl2 |= PHY_B_1000C_RD; + if (skge->advertising & ADVERTISED_1000baseT_Half) + ctrl2 |= PHY_B_1000C_AHD; + if (skge->advertising & ADVERTISED_1000baseT_Full) + ctrl2 |= PHY_B_1000C_AFD; + + /* Set Flow-control capabilities */ + switch (skge->flow_control) { + case FLOW_MODE_NONE: + ctrl3 |= PHY_B_P_NO_PAUSE; + break; + case FLOW_MODE_LOC_SEND: + ctrl3 |= PHY_B_P_ASYM_MD; + break; + case FLOW_MODE_SYMMETRIC: + ctrl3 |= PHY_B_P_SYM_MD; + break; + case FLOW_MODE_REM_SEND: + ctrl3 |= PHY_B_P_BOTH_MD; + break; + } + + /* Restart Auto-negotiation */ + ctrl1 |= PHY_CT_ANE | PHY_CT_RE_CFG; + } else { + if (skge->duplex == DUPLEX_FULL) + ctrl1 |= PHY_CT_DUP_MD; + + ctrl2 |= PHY_B_1000C_MSE; /* set it to Slave */ + } + + skge_xm_phy_write(hw, port, PHY_BCOM_1000T_CTRL, ctrl2); + skge_xm_phy_write(hw, port, PHY_BCOM_AUNE_ADV, ctrl3); + + if (skge->netdev->mtu > ETH_DATA_LEN) { + ctrl4 |= PHY_B_PEC_HIGH_LA; + ctrl5 |= PHY_B_AC_LONG_PACK; + + skge_xm_phy_write(hw, port,PHY_BCOM_AUX_CTRL, ctrl5); + } + + skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, ctrl4); + skge_xm_phy_write(hw, port, PHY_BCOM_CTRL, ctrl1); + break; + } + spin_unlock_bh(&hw->phy_lock); + + /* Clear MIB counters */ + skge_xm_write16(hw, port, XM_STAT_CMD, + XM_SC_CLR_RXC | XM_SC_CLR_TXC); + /* Clear two times according to Errata #3 */ + skge_xm_write16(hw, port, XM_STAT_CMD, + XM_SC_CLR_RXC | XM_SC_CLR_TXC); + + /* Start polling for link status */ + mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ); +} + +static void genesis_stop(struct skge_port *skge) +{ + struct skge_hw *hw = skge->hw; + int port = skge->port; + + /* Clear Tx packet arbiter timeout IRQ */ + skge_write16(hw, B3_PA_CTRL, + port == 0 ? PA_CLR_TO_TX1 : PA_CLR_TO_TX2); + + /* + * If the transfer stucks at the MAC the STOP command will not + * terminate if we don't flush the XMAC's transmit FIFO ! + */ + skge_xm_write32(hw, port, XM_MODE, + skge_xm_read32(hw, port, XM_MODE)|XM_MD_FTF); + + + /* Reset the MAC */ + skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_SET_MAC_RST); + + /* For external PHYs there must be special handling */ + if (hw->phy_type != SK_PHY_XMAC) { + u32 reg = skge_read32(hw, B2_GP_IO); + + if (port == 0) { + reg |= GP_DIR_0; + reg &= ~GP_IO_0; + } else { + reg |= GP_DIR_2; + reg &= ~GP_IO_2; + } + skge_write32(hw, B2_GP_IO, reg); + skge_read32(hw, B2_GP_IO); + } + + skge_xm_write16(hw, port, XM_MMU_CMD, + skge_xm_read16(hw, port, XM_MMU_CMD) + & ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX)); + + skge_xm_read16(hw, port, XM_MMU_CMD); +} + + +static void genesis_get_stats(struct skge_port *skge, u64 *data) +{ + struct skge_hw *hw = skge->hw; + int port = skge->port; + int i; + unsigned long timeout = jiffies + HZ; + + skge_xm_write16(hw, port, + XM_STAT_CMD, XM_SC_SNP_TXC | XM_SC_SNP_RXC); + + /* wait for update to complete */ + while (skge_xm_read16(hw, port, XM_STAT_CMD) + & (XM_SC_SNP_TXC | XM_SC_SNP_RXC)) { + if (time_after(jiffies, timeout)) + break; + udelay(10); + } + + /* special case for 64 bit octet counter */ + data[0] = (u64) skge_xm_read32(hw, port, XM_TXO_OK_HI) << 32 + | skge_xm_read32(hw, port, XM_TXO_OK_LO); + data[1] = (u64) skge_xm_read32(hw, port, XM_RXO_OK_HI) << 32 + | skge_xm_read32(hw, port, XM_RXO_OK_LO); + + for (i = 2; i < ARRAY_SIZE(skge_stats); i++) + data[i] = skge_xm_read32(hw, port, skge_stats[i].xmac_offset); +} + +static void genesis_mac_intr(struct skge_hw *hw, int port) +{ + struct skge_port *skge = netdev_priv(hw->dev[port]); + u16 status = skge_xm_read16(hw, port, XM_ISRC); + + pr_debug("genesis_intr status %x\n", status); + if (hw->phy_type == SK_PHY_XMAC) { + /* LInk down, start polling for state change */ + if (status & XM_IS_INP_ASS) { + skge_xm_write16(hw, port, XM_IMSK, + skge_xm_read16(hw, port, XM_IMSK) | XM_IS_INP_ASS); + mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ); + } + else if (status & XM_IS_AND) + mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ); + } + + if (status & XM_IS_TXF_UR) { + skge_xm_write32(hw, port, XM_MODE, XM_MD_FTF); + ++skge->net_stats.tx_fifo_errors; + } + if (status & XM_IS_RXF_OV) { + skge_xm_write32(hw, port, XM_MODE, XM_MD_FRF); + ++skge->net_stats.rx_fifo_errors; + } +} + +static void skge_gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val) +{ + int i; + + skge_gma_write16(hw, port, GM_SMI_DATA, val); + skge_gma_write16(hw, port, GM_SMI_CTRL, + GM_SMI_CT_PHY_AD(hw->phy_addr) | GM_SMI_CT_REG_AD(reg)); + for (i = 0; i < PHY_RETRIES; i++) { + udelay(1); + + if (!(skge_gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_BUSY)) + break; + } +} + +static u16 skge_gm_phy_read(struct skge_hw *hw, int port, u16 reg) +{ + int i; + + skge_gma_write16(hw, port, GM_SMI_CTRL, + GM_SMI_CT_PHY_AD(hw->phy_addr) + | GM_SMI_CT_REG_AD(reg) | GM_SMI_CT_OP_RD); + + for (i = 0; i < PHY_RETRIES; i++) { + udelay(1); + if (skge_gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_RD_VAL) + goto ready; + } + + printk(KERN_WARNING PFX "%s: phy read timeout\n", + hw->dev[port]->name); + return 0; + ready: + return skge_gma_read16(hw, port, GM_SMI_DATA); +} + +static void genesis_link_down(struct skge_port *skge) +{ + struct skge_hw *hw = skge->hw; + int port = skge->port; + + pr_debug("genesis_link_down\n"); + + skge_xm_write16(hw, port, XM_MMU_CMD, + skge_xm_read16(hw, port, XM_MMU_CMD) + & ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX)); + + /* dummy read to ensure writing */ + (void) skge_xm_read16(hw, port, XM_MMU_CMD); + + skge_link_down(skge); +} + +static void genesis_link_up(struct skge_port *skge) +{ + struct skge_hw *hw = skge->hw; + int port = skge->port; + u16 cmd; + u32 mode, msk; + + pr_debug("genesis_link_up\n"); + cmd = skge_xm_read16(hw, port, XM_MMU_CMD); + + /* + * enabling pause frame reception is required for 1000BT + * because the XMAC is not reset if the link is going down + */ + if (skge->flow_control == FLOW_MODE_NONE || + skge->flow_control == FLOW_MODE_LOC_SEND) + cmd |= XM_MMU_IGN_PF; + else + /* Enable Pause Frame Reception */ + cmd &= ~XM_MMU_IGN_PF; + + skge_xm_write16(hw, port, XM_MMU_CMD, cmd); + + mode = skge_xm_read32(hw, port, XM_MODE); + if (skge->flow_control == FLOW_MODE_SYMMETRIC || + skge->flow_control == FLOW_MODE_LOC_SEND) { + /* + * Configure Pause Frame Generation + * Use internal and external Pause Frame Generation. + * Sending pause frames is edge triggered. + * Send a Pause frame with the maximum pause time if + * internal oder external FIFO full condition occurs. + * Send a zero pause time frame to re-start transmission. + */ + /* XM_PAUSE_DA = '010000C28001' (default) */ + /* XM_MAC_PTIME = 0xffff (maximum) */ + /* remember this value is defined in big endian (!) */ + skge_xm_write16(hw, port, XM_MAC_PTIME, 0xffff); + + mode |= XM_PAUSE_MODE; + skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_ENA_PAUSE); + } else { + /* + * disable pause frame generation is required for 1000BT + * because the XMAC is not reset if the link is going down + */ + /* Disable Pause Mode in Mode Register */ + mode &= ~XM_PAUSE_MODE; + + skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_DIS_PAUSE); + } + + skge_xm_write32(hw, port, XM_MODE, mode); + + msk = XM_DEF_MSK; + if (hw->phy_type != SK_PHY_XMAC) + msk |= XM_IS_INP_ASS; /* disable GP0 interrupt bit */ + + skge_xm_write16(hw, port, XM_IMSK, msk); + skge_xm_read16(hw, port, XM_ISRC); + + /* get MMU Command Reg. */ + cmd = skge_xm_read16(hw, port, XM_MMU_CMD); + if (hw->phy_type != SK_PHY_XMAC && skge->duplex == DUPLEX_FULL) + cmd |= XM_MMU_GMII_FD; + + if (hw->phy_type == SK_PHY_BCOM) { + /* + * Workaround BCOM Errata (#10523) for all BCom Phys + * Enable Power Management after link up + */ + skge_xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL, + skge_xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL) + & ~PHY_B_AC_DIS_PM); + skge_xm_phy_write(hw, port, PHY_BCOM_INT_MASK, + PHY_B_DEF_MSK); + } + + /* enable Rx/Tx */ + skge_xm_write16(hw, port, XM_MMU_CMD, + cmd | XM_MMU_ENA_RX | XM_MMU_ENA_TX); + skge_link_up(skge); +} + + +static void genesis_bcom_intr(struct skge_port *skge) +{ + struct skge_hw *hw = skge->hw; + int port = skge->port; + u16 stat = skge_xm_phy_read(hw, port, PHY_BCOM_INT_STAT); + + pr_debug("genesis_bcom intr stat=%x\n", stat); + + /* Workaround BCom Errata: + * enable and disable loopback mode if "NO HCD" occurs. + */ + if (stat & PHY_B_IS_NO_HDCL) { + u16 ctrl = skge_xm_phy_read(hw, port, PHY_BCOM_CTRL); + skge_xm_phy_write(hw, port, PHY_BCOM_CTRL, + ctrl | PHY_CT_LOOP); + skge_xm_phy_write(hw, port, PHY_BCOM_CTRL, + ctrl & ~PHY_CT_LOOP); + } + + stat = skge_xm_phy_read(hw, port, PHY_BCOM_STAT); + if (stat & (PHY_B_IS_AN_PR | PHY_B_IS_LST_CHANGE)) { + u16 aux = skge_xm_phy_read(hw, port, PHY_BCOM_AUX_STAT); + if ( !(aux & PHY_B_AS_LS) && netif_carrier_ok(skge->netdev)) + genesis_link_down(skge); + + else if (stat & PHY_B_IS_LST_CHANGE) { + if (aux & PHY_B_AS_AN_C) { + switch (aux & PHY_B_AS_AN_RES_MSK) { + case PHY_B_RES_1000FD: + skge->duplex = DUPLEX_FULL; + break; + case PHY_B_RES_1000HD: + skge->duplex = DUPLEX_HALF; + break; + } + + switch (aux & PHY_B_AS_PAUSE_MSK) { + case PHY_B_AS_PAUSE_MSK: + skge->flow_control = FLOW_MODE_SYMMETRIC; + break; + case PHY_B_AS_PRR: + skge->flow_control = FLOW_MODE_REM_SEND; + break; + case PHY_B_AS_PRT: + skge->flow_control = FLOW_MODE_LOC_SEND; + break; + default: + skge->flow_control = FLOW_MODE_NONE; + } + skge->speed = SPEED_1000; + } + genesis_link_up(skge); + } + else + mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ); + } +} + +/* Perodic poll of phy status to check for link transistion */ +static void skge_link_timer(unsigned long __arg) +{ + struct skge_port *skge = (struct skge_port *) __arg; + struct skge_hw *hw = skge->hw; + int port = skge->port; + + if (hw->chip_id != CHIP_ID_GENESIS || !netif_running(skge->netdev)) + return; + + spin_lock_bh(&hw->phy_lock); + if (hw->phy_type == SK_PHY_BCOM) + genesis_bcom_intr(skge); + else { + int i; + for (i = 0; i < 3; i++) + if (skge_xm_read16(hw, port, XM_ISRC) & XM_IS_INP_ASS) + break; + + if (i == 3) + mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ); + else + genesis_link_up(skge); + } + spin_unlock_bh(&hw->phy_lock); +} + +/* Marvell Phy Initailization */ +static void yukon_init(struct skge_hw *hw, int port) +{ + struct skge_port *skge = netdev_priv(hw->dev[port]); + u16 ctrl, ct1000, adv; + u16 ledctrl, ledover; + + pr_debug("yukon_init\n"); + if (skge->autoneg == AUTONEG_ENABLE) { + u16 ectrl = skge_gm_phy_read(hw, port, PHY_MARV_EXT_CTRL); + + ectrl &= ~(PHY_M_EC_M_DSC_MSK | PHY_M_EC_S_DSC_MSK | + PHY_M_EC_MAC_S_MSK); + ectrl |= PHY_M_EC_MAC_S(MAC_TX_CLK_25_MHZ); + + /* on PHY 88E1111 there is a change for downshift control */ + if (hw->chip_id == CHIP_ID_YUKON_EC) + ectrl |= PHY_M_EC_M_DSC_2(0) | PHY_M_EC_DOWN_S_ENA; + else + ectrl |= PHY_M_EC_M_DSC(0) | PHY_M_EC_S_DSC(1); + + skge_gm_phy_write(hw, port, PHY_MARV_EXT_CTRL, ectrl); + } + + ctrl = skge_gm_phy_read(hw, port, PHY_MARV_CTRL); + if (skge->autoneg == AUTONEG_DISABLE) + ctrl &= ~PHY_CT_ANE; + + ctrl |= PHY_CT_RESET; + skge_gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl); + + ctrl = 0; + ct1000 = 0; + adv = PHY_SEL_TYPE; + + if (skge->autoneg == AUTONEG_ENABLE) { + if (iscopper(hw)) { + if (skge->advertising & ADVERTISED_1000baseT_Full) + ct1000 |= PHY_M_1000C_AFD; + if (skge->advertising & ADVERTISED_1000baseT_Half) + ct1000 |= PHY_M_1000C_AHD; + if (skge->advertising & ADVERTISED_100baseT_Full) + adv |= PHY_M_AN_100_FD; + if (skge->advertising & ADVERTISED_100baseT_Half) + adv |= PHY_M_AN_100_HD; + if (skge->advertising & ADVERTISED_10baseT_Full) + adv |= PHY_M_AN_10_FD; + if (skge->advertising & ADVERTISED_10baseT_Half) + adv |= PHY_M_AN_10_HD; + + /* Set Flow-control capabilities */ + switch (skge->flow_control) { + case FLOW_MODE_NONE: + adv |= PHY_B_P_NO_PAUSE; + break; + case FLOW_MODE_LOC_SEND: + adv |= PHY_B_P_ASYM_MD; + break; + case FLOW_MODE_SYMMETRIC: + adv |= PHY_B_P_SYM_MD; + break; + case FLOW_MODE_REM_SEND: + adv |= PHY_B_P_BOTH_MD; + break; + } + } else { /* special defines for FIBER (88E1011S only) */ + adv |= PHY_M_AN_1000X_AHD | PHY_M_AN_1000X_AFD; + + /* Set Flow-control capabilities */ + switch (skge->flow_control) { + case FLOW_MODE_NONE: + adv |= PHY_M_P_NO_PAUSE_X; + break; + case FLOW_MODE_LOC_SEND: + adv |= PHY_M_P_ASYM_MD_X; + break; + case FLOW_MODE_SYMMETRIC: + adv |= PHY_M_P_SYM_MD_X; + break; + case FLOW_MODE_REM_SEND: + adv |= PHY_M_P_BOTH_MD_X; + break; + } + } + /* Restart Auto-negotiation */ + ctrl |= PHY_CT_ANE | PHY_CT_RE_CFG; + } else { + /* forced speed/duplex settings */ + ct1000 = PHY_M_1000C_MSE; + + if (skge->duplex == DUPLEX_FULL) + ctrl |= PHY_CT_DUP_MD; + + switch (skge->speed) { + case SPEED_1000: + ctrl |= PHY_CT_SP1000; + break; + case SPEED_100: + ctrl |= PHY_CT_SP100; + break; + } + + ctrl |= PHY_CT_RESET; + } + + if (hw->chip_id != CHIP_ID_YUKON_FE) + skge_gm_phy_write(hw, port, PHY_MARV_1000T_CTRL, ct1000); + + skge_gm_phy_write(hw, port, PHY_MARV_AUNE_ADV, adv); + skge_gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl); + + /* Setup Phy LED's */ + ledctrl = PHY_M_LED_PULS_DUR(PULS_170MS); + ledover = 0; + + if (hw->chip_id == CHIP_ID_YUKON_FE) { + /* on 88E3082 these bits are at 11..9 (shifted left) */ + ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) << 1; + + skge_gm_phy_write(hw, port, PHY_MARV_FE_LED_PAR, + ((skge_gm_phy_read(hw, port, PHY_MARV_FE_LED_PAR) + + & ~PHY_M_FELP_LED1_MSK) + | PHY_M_FELP_LED1_CTRL(LED_PAR_CTRL_ACT_BL))); + } else { + /* set Tx LED (LED_TX) to blink mode on Rx OR Tx activity */ + ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) | PHY_M_LEDC_TX_CTRL; + + /* turn off the Rx LED (LED_RX) */ + ledover |= PHY_M_LED_MO_RX(MO_LED_OFF); + } + + /* disable blink mode (LED_DUPLEX) on collisions */ + ctrl |= PHY_M_LEDC_DP_CTRL; + skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, ledctrl); + + if (skge->autoneg == AUTONEG_DISABLE || skge->speed == SPEED_100) { + /* turn on 100 Mbps LED (LED_LINK100) */ + ledover |= PHY_M_LED_MO_100(MO_LED_ON); + } + + if (ledover) + skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER, ledover); + + /* Enable phy interrupt on autonegotiation complete (or link up) */ + if (skge->autoneg == AUTONEG_ENABLE) + skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_IS_AN_COMPL); + else + skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK); +} + +static void yukon_reset(struct skge_hw *hw, int port) +{ + skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0);/* disable PHY IRQs */ + skge_gma_write16(hw, port, GM_MC_ADDR_H1, 0); /* clear MC hash */ + skge_gma_write16(hw, port, GM_MC_ADDR_H2, 0); + skge_gma_write16(hw, port, GM_MC_ADDR_H3, 0); + skge_gma_write16(hw, port, GM_MC_ADDR_H4, 0); + + skge_gma_write16(hw, port, GM_RX_CTRL, + skge_gma_read16(hw, port, GM_RX_CTRL) + | GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA); +} + +static void yukon_mac_init(struct skge_hw *hw, int port) +{ + struct skge_port *skge = netdev_priv(hw->dev[port]); + int i; + u32 reg; + const u8 *addr = hw->dev[port]->dev_addr; + + /* WA code for COMA mode -- set PHY reset */ + if (hw->chip_id == CHIP_ID_YUKON_LITE && + chip_rev(hw) == CHIP_REV_YU_LITE_A3) + skge_write32(hw, B2_GP_IO, + (skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9)); + + /* hard reset */ + skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), GPC_RST_SET); + skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_RST_SET); + + /* WA code for COMA mode -- clear PHY reset */ + if (hw->chip_id == CHIP_ID_YUKON_LITE && + chip_rev(hw) == CHIP_REV_YU_LITE_A3) + skge_write32(hw, B2_GP_IO, + (skge_read32(hw, B2_GP_IO) | GP_DIR_9) + & ~GP_IO_9); + + /* Set hardware config mode */ + reg = GPC_INT_POL_HI | GPC_DIS_FC | GPC_DIS_SLEEP | + GPC_ENA_XC | GPC_ANEG_ADV_ALL_M | GPC_ENA_PAUSE; + reg |= iscopper(hw) ? GPC_HWCFG_GMII_COP : GPC_HWCFG_GMII_FIB; + + /* Clear GMC reset */ + skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), reg | GPC_RST_SET); + skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), reg | GPC_RST_CLR); + skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_ON | GMC_RST_CLR); + if (skge->autoneg == AUTONEG_DISABLE) { + reg = GM_GPCR_AU_ALL_DIS; + skge_gma_write16(hw, port, GM_GP_CTRL, + skge_gma_read16(hw, port, GM_GP_CTRL) | reg); + + switch (skge->speed) { + case SPEED_1000: + reg |= GM_GPCR_SPEED_1000; + /* fallthru */ + case SPEED_100: + reg |= GM_GPCR_SPEED_100; + } + + if (skge->duplex == DUPLEX_FULL) + reg |= GM_GPCR_DUP_FULL; + } else + reg = GM_GPCR_SPEED_1000 | GM_GPCR_SPEED_100 | GM_GPCR_DUP_FULL; + switch (skge->flow_control) { + case FLOW_MODE_NONE: + skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_OFF); + reg |= GM_GPCR_FC_TX_DIS | GM_GPCR_FC_RX_DIS | GM_GPCR_AU_FCT_DIS; + break; + case FLOW_MODE_LOC_SEND: + /* disable Rx flow-control */ + reg |= GM_GPCR_FC_RX_DIS | GM_GPCR_AU_FCT_DIS; + } + + skge_gma_write16(hw, port, GM_GP_CTRL, reg); + skge_read16(hw, GMAC_IRQ_SRC); + + spin_lock_bh(&hw->phy_lock); + yukon_init(hw, port); + spin_unlock_bh(&hw->phy_lock); + + /* MIB clear */ + reg = skge_gma_read16(hw, port, GM_PHY_ADDR); + skge_gma_write16(hw, port, GM_PHY_ADDR, reg | GM_PAR_MIB_CLR); + + for (i = 0; i < GM_MIB_CNT_SIZE; i++) + skge_gma_read16(hw, port, GM_MIB_CNT_BASE + 8*i); + skge_gma_write16(hw, port, GM_PHY_ADDR, reg); + + /* transmit control */ + skge_gma_write16(hw, port, GM_TX_CTRL, TX_COL_THR(TX_COL_DEF)); + + /* receive control reg: unicast + multicast + no FCS */ + skge_gma_write16(hw, port, GM_RX_CTRL, + GM_RXCR_UCF_ENA | GM_RXCR_CRC_DIS | GM_RXCR_MCF_ENA); + + /* transmit flow control */ + skge_gma_write16(hw, port, GM_TX_FLOW_CTRL, 0xffff); + + /* transmit parameter */ + skge_gma_write16(hw, port, GM_TX_PARAM, + TX_JAM_LEN_VAL(TX_JAM_LEN_DEF) | + TX_JAM_IPG_VAL(TX_JAM_IPG_DEF) | + TX_IPG_JAM_DATA(TX_IPG_JAM_DEF)); + + /* serial mode register */ + reg = GM_SMOD_VLAN_ENA | IPG_DATA_VAL(IPG_DATA_DEF); + if (hw->dev[port]->mtu > 1500) + reg |= GM_SMOD_JUMBO_ENA; + + skge_gma_write16(hw, port, GM_SERIAL_MODE, reg); + + /* physical address: used for pause frames */ + skge_gm_set_addr(hw, port, GM_SRC_ADDR_1L, addr); + /* virtual address for data */ + skge_gm_set_addr(hw, port, GM_SRC_ADDR_2L, addr); + + /* enable interrupt mask for counter overflows */ + skge_gma_write16(hw, port, GM_TX_IRQ_MSK, 0); + skge_gma_write16(hw, port, GM_RX_IRQ_MSK, 0); + skge_gma_write16(hw, port, GM_TR_IRQ_MSK, 0); + + /* Initialize Mac Fifo */ + + /* Configure Rx MAC FIFO */ + skge_write16(hw, SKGEMAC_REG(port, RX_GMF_FL_MSK), RX_FF_FL_DEF_MSK); + reg = GMF_OPER_ON | GMF_RX_F_FL_ON; + if (hw->chip_id == CHIP_ID_YUKON_LITE && + chip_rev(hw) == CHIP_REV_YU_LITE_A3) + reg &= ~GMF_RX_F_FL_ON; + skge_write8(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), GMF_RST_CLR); + skge_write16(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), reg); + skge_write16(hw, SKGEMAC_REG(port, RX_GMF_FL_THR), RX_GMF_FL_THR_DEF); + + /* Configure Tx MAC FIFO */ + skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_RST_CLR); + skge_write16(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_OPER_ON); +} + +static void yukon_stop(struct skge_port *skge) +{ + struct skge_hw *hw = skge->hw; + int port = skge->port; + + if (hw->chip_id == CHIP_ID_YUKON_LITE && + chip_rev(hw) == CHIP_REV_YU_LITE_A3) { + skge_write32(hw, B2_GP_IO, + skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9); + } + + skge_gma_write16(hw, port, GM_GP_CTRL, + skge_gma_read16(hw, port, GM_GP_CTRL) + & ~(GM_GPCR_RX_ENA|GM_GPCR_RX_ENA)); + skge_gma_read16(hw, port, GM_GP_CTRL); + + /* set GPHY Control reset */ + skge_gma_write32(hw, port, GPHY_CTRL, GPC_RST_SET); + skge_gma_write32(hw, port, GMAC_CTRL, GMC_RST_SET); +} + +static void yukon_get_stats(struct skge_port *skge, u64 *data) +{ + struct skge_hw *hw = skge->hw; + int port = skge->port; + int i; + + data[0] = (u64) skge_gma_read32(hw, port, GM_TXO_OK_HI) << 32 + | skge_gma_read32(hw, port, GM_TXO_OK_LO); + data[1] = (u64) skge_gma_read32(hw, port, GM_RXO_OK_HI) << 32 + | skge_gma_read32(hw, port, GM_RXO_OK_LO); + + for (i = 2; i < ARRAY_SIZE(skge_stats); i++) + data[i] = skge_gma_read32(hw, port, + skge_stats[i].gma_offset); +} + +static void yukon_mac_intr(struct skge_hw *hw, int port) +{ + struct skge_port *skge = netdev_priv(hw->dev[port]); + u8 status = skge_read8(hw, SKGEMAC_REG(port, GMAC_IRQ_SRC)); + + pr_debug("yukon_intr status %x\n", status); + if (status & GM_IS_RX_FF_OR) { + ++skge->net_stats.rx_fifo_errors; + skge_gma_write8(hw, port, RX_GMF_CTRL_T, GMF_CLI_RX_FO); + } + if (status & GM_IS_TX_FF_UR) { + ++skge->net_stats.tx_fifo_errors; + skge_gma_write8(hw, port, TX_GMF_CTRL_T, GMF_CLI_TX_FU); + } + +} + +static u16 yukon_speed(const struct skge_hw *hw, u16 aux) +{ + if (hw->chip_id == CHIP_ID_YUKON_FE) + return (aux & PHY_M_PS_SPEED_100) ? SPEED_100 : SPEED_10; + + switch(aux & PHY_M_PS_SPEED_MSK) { + case PHY_M_PS_SPEED_1000: + return SPEED_1000; + case PHY_M_PS_SPEED_100: + return SPEED_100; + default: + return SPEED_10; + } +} + +static void yukon_link_up(struct skge_port *skge) +{ + struct skge_hw *hw = skge->hw; + int port = skge->port; + u16 reg; + + pr_debug("yukon_link_up\n"); + + /* Enable Transmit FIFO Underrun */ + skge_write8(hw, GMAC_IRQ_MSK, GMAC_DEF_MSK); + + reg = skge_gma_read16(hw, port, GM_GP_CTRL); + if (skge->duplex == DUPLEX_FULL || skge->autoneg == AUTONEG_ENABLE) + reg |= GM_GPCR_DUP_FULL; + + /* enable Rx/Tx */ + reg |= GM_GPCR_RX_ENA | GM_GPCR_TX_ENA; + skge_gma_write16(hw, port, GM_GP_CTRL, reg); + + skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK); + skge_link_up(skge); +} + +static void yukon_link_down(struct skge_port *skge) +{ + struct skge_hw *hw = skge->hw; + int port = skge->port; + + pr_debug("yukon_link_down\n"); + skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0); + skge_gm_phy_write(hw, port, GM_GP_CTRL, + skge_gm_phy_read(hw, port, GM_GP_CTRL) + & ~(GM_GPCR_RX_ENA | GM_GPCR_TX_ENA)); + + if (hw->chip_id != CHIP_ID_YUKON_FE && + skge->flow_control == FLOW_MODE_REM_SEND) { + /* restore Asymmetric Pause bit */ + skge_gm_phy_write(hw, port, PHY_MARV_AUNE_ADV, + skge_gm_phy_read(hw, port, + PHY_MARV_AUNE_ADV) + | PHY_M_AN_ASP); + + } + + yukon_reset(hw, port); + skge_link_down(skge); + + yukon_init(hw, port); +} + +static void yukon_phy_intr(struct skge_port *skge) +{ + struct skge_hw *hw = skge->hw; + int port = skge->port; + const char *reason = NULL; + u16 istatus, phystat; + + istatus = skge_gm_phy_read(hw, port, PHY_MARV_INT_STAT); + phystat = skge_gm_phy_read(hw, port, PHY_MARV_PHY_STAT); + pr_debug("yukon phy intr istat=%x phy_stat=%x\n", istatus, phystat); + + if (istatus & PHY_M_IS_AN_COMPL) { + if (skge_gm_phy_read(hw, port, PHY_MARV_AUNE_LP) + & PHY_M_AN_RF) { + reason = "remote fault"; + goto failed; + } + + if (!(hw->chip_id == CHIP_ID_YUKON_FE || hw->chip_id == CHIP_ID_YUKON_EC) + && (skge_gm_phy_read(hw, port, PHY_MARV_1000T_STAT) + & PHY_B_1000S_MSF)) { + reason = "master/slave fault"; + goto failed; + } + + if (!(phystat & PHY_M_PS_SPDUP_RES)) { + reason = "speed/duplex"; + goto failed; + } + + skge->duplex = (phystat & PHY_M_PS_FULL_DUP) + ? DUPLEX_FULL : DUPLEX_HALF; + skge->speed = yukon_speed(hw, phystat); + + /* Tx & Rx Pause Enabled bits are at 9..8 */ + if (hw->chip_id == CHIP_ID_YUKON_XL) + phystat >>= 6; + + /* We are using IEEE 802.3z/D5.0 Table 37-4 */ + switch (phystat & PHY_M_PS_PAUSE_MSK) { + case PHY_M_PS_PAUSE_MSK: + skge->flow_control = FLOW_MODE_SYMMETRIC; + break; + case PHY_M_PS_RX_P_EN: + skge->flow_control = FLOW_MODE_REM_SEND; + break; + case PHY_M_PS_TX_P_EN: + skge->flow_control = FLOW_MODE_LOC_SEND; + break; + default: + skge->flow_control = FLOW_MODE_NONE; + } + + if (skge->flow_control == FLOW_MODE_NONE || + (skge->speed < SPEED_1000 && skge->duplex == DUPLEX_HALF)) + skge_write8(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_OFF); + else + skge_write8(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_ON); + yukon_link_up(skge); + return; + } + + if (istatus & PHY_M_IS_LSP_CHANGE) + skge->speed = yukon_speed(hw, phystat); + + if (istatus & PHY_M_IS_DUP_CHANGE) + skge->duplex = (phystat & PHY_M_PS_FULL_DUP) ? DUPLEX_FULL : DUPLEX_HALF; + if (istatus & PHY_M_IS_LST_CHANGE) { + if (phystat & PHY_M_PS_LINK_UP) + yukon_link_up(skge); + else + yukon_link_down(skge); + } + return; + failed: + printk(KERN_ERR PFX "%s: autonegotiation failed (%s)\n", + skge->netdev->name, reason); + + /* XXX restart autonegotiation? */ +} + +static void skge_ramset(struct skge_hw *hw, u16 q, u32 start, size_t len) +{ + u32 end; + + start /= 8; + len /= 8; + end = start + len - 1; + + skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_RST_CLR); + skge_write32(hw, RB_ADDR(q, RB_START), start); + skge_write32(hw, RB_ADDR(q, RB_WP), start); + skge_write32(hw, RB_ADDR(q, RB_RP), start); + skge_write32(hw, RB_ADDR(q, RB_END), end); + + if (q == Q_R1 || q == Q_R2) { + /* Set thresholds on receive queue's */ + skge_write32(hw, RB_ADDR(q, RB_RX_UTPP), + start + (2*len)/3); + skge_write32(hw, RB_ADDR(q, RB_RX_LTPP), + start + (len/3)); + } else { + /* Enable store & forward on Tx queue's because + * Tx FIFO is only 4K on Genesis and 1K on Yukon + */ + skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_ENA_STFWD); + } + + skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_ENA_OP_MD); +} + +/* Setup Bus Memory Interface */ +static void skge_qset(struct skge_port *skge, u16 q, + const struct skge_element *e) +{ + struct skge_hw *hw = skge->hw; + u32 watermark = 0x600; + u64 base = skge->dma + (e->desc - skge->mem); + + /* optimization to reduce window on 32bit/33mhz */ + if ((skge_read16(hw, B0_CTST) & (CS_BUS_CLOCK | CS_BUS_SLOT_SZ)) == 0) + watermark /= 2; + + skge_write32(hw, Q_ADDR(q, Q_CSR), CSR_CLR_RESET); + skge_write32(hw, Q_ADDR(q, Q_F), watermark); + skge_write32(hw, Q_ADDR(q, Q_DA_H), (u32)(base >> 32)); + skge_write32(hw, Q_ADDR(q, Q_DA_L), (u32)base); +} + +static int skge_up(struct net_device *dev) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + int port = skge->port; + u32 chunk, ram_addr; + size_t rx_size, tx_size; + int err; + + if (netif_msg_ifup(skge)) + printk(KERN_INFO PFX "%s: enabling interface\n", dev->name); + + rx_size = skge->rx_ring.count * sizeof(struct skge_rx_desc); + tx_size = skge->tx_ring.count * sizeof(struct skge_tx_desc); + skge->mem_size = tx_size + rx_size; + skge->mem = pci_alloc_consistent(hw->pdev, skge->mem_size, &skge->dma); + if (!skge->mem) + return -ENOMEM; + + memset(skge->mem, 0, skge->mem_size); + + if ((err = skge_ring_alloc(&skge->rx_ring, skge->mem, skge->dma))) + goto free_pci_mem; + + if (skge_rx_fill(skge)) + goto free_rx_ring; + + if ((err = skge_ring_alloc(&skge->tx_ring, skge->mem + rx_size, + skge->dma + rx_size))) + goto free_rx_ring; + + skge->tx_avail = skge->tx_ring.count - 1; + + /* Initialze MAC */ + if (hw->chip_id == CHIP_ID_GENESIS) + genesis_mac_init(hw, port); + else + yukon_mac_init(hw, port); + + /* Configure RAMbuffers */ + chunk = hw->ram_size / (isdualport(hw) ? 4 : 2); + ram_addr = hw->ram_offset + 2 * chunk * port; + + skge_ramset(hw, rxqaddr[port], ram_addr, chunk); + skge_qset(skge, rxqaddr[port], skge->rx_ring.to_clean); + + BUG_ON(skge->tx_ring.to_use != skge->tx_ring.to_clean); + skge_ramset(hw, txqaddr[port], ram_addr+chunk, chunk); + skge_qset(skge, txqaddr[port], skge->tx_ring.to_use); + + /* Start receiver BMU */ + wmb(); + skge_write8(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_START | CSR_IRQ_CL_F); + + pr_debug("skge_up completed\n"); + return 0; + + free_rx_ring: + skge_rx_clean(skge); + kfree(skge->rx_ring.start); + free_pci_mem: + pci_free_consistent(hw->pdev, skge->mem_size, skge->mem, skge->dma); + + return err; +} + +static int skge_down(struct net_device *dev) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + int port = skge->port; + + if (netif_msg_ifdown(skge)) + printk(KERN_INFO PFX "%s: disabling interface\n", dev->name); + + netif_stop_queue(dev); + + del_timer_sync(&skge->led_blink); + del_timer_sync(&skge->link_check); + + /* Stop transmitter */ + skge_write8(hw, Q_ADDR(txqaddr[port], Q_CSR), CSR_STOP); + skge_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL), + RB_RST_SET|RB_DIS_OP_MD); + + if (hw->chip_id == CHIP_ID_GENESIS) + genesis_stop(skge); + else + yukon_stop(skge); + + /* Disable Force Sync bit and Enable Alloc bit */ + skge_write8(hw, SKGEMAC_REG(port, TXA_CTRL), + TXA_DIS_FSYNC | TXA_DIS_ALLOC | TXA_STOP_RC); + + /* Stop Interval Timer and Limit Counter of Tx Arbiter */ + skge_write32(hw, SKGEMAC_REG(port, TXA_ITI_INI), 0L); + skge_write32(hw, SKGEMAC_REG(port, TXA_LIM_INI), 0L); + + /* Reset PCI FIFO */ + skge_write32(hw, Q_ADDR(txqaddr[port], Q_CSR), CSR_SET_RESET); + skge_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL), RB_RST_SET); + + /* Reset the RAM Buffer async Tx queue */ + skge_write8(hw, RB_ADDR(port == 0 ? Q_XA1 : Q_XA2, RB_CTRL), RB_RST_SET); + /* stop receiver */ + skge_write8(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_STOP); + skge_write32(hw, RB_ADDR(port ? Q_R2 : Q_R1, RB_CTRL), + RB_RST_SET|RB_DIS_OP_MD); + skge_write32(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_SET_RESET); + + if (hw->chip_id == CHIP_ID_GENESIS) { + skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_RST_SET); + skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_RST_SET); + skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_STOP); + skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_STOP); + } else { + skge_write8(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), GMF_RST_SET); + skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_RST_SET); + } + + /* turn off led's */ + skge_write16(hw, B0_LED, LED_STAT_OFF); + + skge_tx_clean(skge); + skge_rx_clean(skge); + + kfree(skge->rx_ring.start); + kfree(skge->tx_ring.start); + pci_free_consistent(hw->pdev, skge->mem_size, skge->mem, skge->dma); + return 0; +} + +static int skge_xmit_frame(struct sk_buff *skb, struct net_device *dev) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + struct skge_ring *ring = &skge->tx_ring; + struct skge_element *e; + struct skge_tx_desc *td; + int i; + u32 control, len; + u64 map; + unsigned long flags; + + skb = skb_padto(skb, ETH_ZLEN); + if (!skb) + return NETDEV_TX_OK; + + local_irq_save(flags); + if (!spin_trylock(&skge->tx_lock)) { + /* Collision - tell upper layer to requeue */ + local_irq_restore(flags); + return NETDEV_TX_LOCKED; + } + + if (unlikely(skge->tx_avail < skb_shinfo(skb)->nr_frags +1)) { + netif_stop_queue(dev); + spin_unlock_irqrestore(&skge->tx_lock, flags); + + printk(KERN_WARNING PFX "%s: ring full when queue awake!\n", + dev->name); + return NETDEV_TX_BUSY; + } + + e = ring->to_use; + td = e->desc; + e->skb = skb; + len = skb_headlen(skb); + map = pci_map_single(hw->pdev, skb->data, len, PCI_DMA_TODEVICE); + pci_unmap_addr_set(e, mapaddr, map); + pci_unmap_len_set(e, maplen, len); + + td->dma_lo = map; + td->dma_hi = map >> 32; + + if (skb->ip_summed == CHECKSUM_HW) { + const struct iphdr *ip + = (const struct iphdr *) (skb->data + ETH_HLEN); + int offset = skb->h.raw - skb->data; + + /* This seems backwards, but it is what the sk98lin + * does. Looks like hardware is wrong? + */ + if (ip->protocol == IPPROTO_UDP + && chip_rev(hw) == 0 && hw->chip_id == CHIP_ID_YUKON) + control = BMU_TCP_CHECK; + else + control = BMU_UDP_CHECK; + + td->csum_offs = 0; + td->csum_start = offset; + td->csum_write = offset + skb->csum; + } else + control = BMU_CHECK; + + if (!skb_shinfo(skb)->nr_frags) /* single buffer i.e. no fragments */ + control |= BMU_EOF| BMU_IRQ_EOF; + else { + struct skge_tx_desc *tf = td; + + control |= BMU_STFWD; + for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { + skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; + + map = pci_map_page(hw->pdev, frag->page, frag->page_offset, + frag->size, PCI_DMA_TODEVICE); + + e = e->next; + e->skb = NULL; + tf = e->desc; + tf->dma_lo = map; + tf->dma_hi = (u64) map >> 32; + pci_unmap_addr_set(e, mapaddr, map); + pci_unmap_len_set(e, maplen, frag->size); + + tf->control = BMU_OWN | BMU_SW | control | frag->size; + } + tf->control |= BMU_EOF | BMU_IRQ_EOF; + } + /* Make sure all the descriptors written */ + wmb(); + td->control = BMU_OWN | BMU_SW | BMU_STF | control | len; + wmb(); + + skge_write8(hw, Q_ADDR(txqaddr[skge->port], Q_CSR), CSR_START); + + if (netif_msg_tx_queued(skge)) + printk(KERN_DEBUG "%s: tx queued, slot %td, len %d\n", + dev->name, e - ring->start, skb->len); + + ring->to_use = e->next; + skge->tx_avail -= skb_shinfo(skb)->nr_frags + 1; + if (skge->tx_avail <= MAX_SKB_FRAGS + 1) { + pr_debug("%s: transmit queue full\n", dev->name); + netif_stop_queue(dev); + } + + dev->trans_start = jiffies; + spin_unlock_irqrestore(&skge->tx_lock, flags); + + return NETDEV_TX_OK; +} + +static inline void skge_tx_free(struct skge_hw *hw, struct skge_element *e) +{ + if (e->skb) { + pci_unmap_single(hw->pdev, + pci_unmap_addr(e, mapaddr), + pci_unmap_len(e, maplen), + PCI_DMA_TODEVICE); + dev_kfree_skb_any(e->skb); + e->skb = NULL; + } else { + pci_unmap_page(hw->pdev, + pci_unmap_addr(e, mapaddr), + pci_unmap_len(e, maplen), + PCI_DMA_TODEVICE); + } +} + +static void skge_tx_clean(struct skge_port *skge) +{ + struct skge_ring *ring = &skge->tx_ring; + struct skge_element *e; + unsigned long flags; + + spin_lock_irqsave(&skge->tx_lock, flags); + for (e = ring->to_clean; e != ring->to_use; e = e->next) { + ++skge->tx_avail; + skge_tx_free(skge->hw, e); + } + ring->to_clean = e; + spin_unlock_irqrestore(&skge->tx_lock, flags); +} + +static void skge_tx_timeout(struct net_device *dev) +{ + struct skge_port *skge = netdev_priv(dev); + + if (netif_msg_timer(skge)) + printk(KERN_DEBUG PFX "%s: tx timeout\n", dev->name); + + skge_write8(skge->hw, Q_ADDR(txqaddr[skge->port], Q_CSR), CSR_STOP); + skge_tx_clean(skge); +} + +static int skge_change_mtu(struct net_device *dev, int new_mtu) +{ + int err = 0; + + if(new_mtu < ETH_ZLEN || new_mtu > ETH_JUMBO_MTU) + return -EINVAL; + + dev->mtu = new_mtu; + + if (netif_running(dev)) { + skge_down(dev); + skge_up(dev); + } + + return err; +} + +static void genesis_set_multicast(struct net_device *dev) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + int port = skge->port; + int i, count = dev->mc_count; + struct dev_mc_list *list = dev->mc_list; + u32 mode; + u8 filter[8]; + + mode = skge_xm_read32(hw, port, XM_MODE); + mode |= XM_MD_ENA_HASH; + if (dev->flags & IFF_PROMISC) + mode |= XM_MD_ENA_PROM; + else + mode &= ~XM_MD_ENA_PROM; + + if (dev->flags & IFF_ALLMULTI) + memset(filter, 0xff, sizeof(filter)); + else { + memset(filter, 0, sizeof(filter)); + for(i = 0; list && i < count; i++, list = list->next) { + u32 crc = crc32_le(~0, list->dmi_addr, ETH_ALEN); + u8 bit = 63 - (crc & 63); + + filter[bit/8] |= 1 << (bit%8); + } + } + + skge_xm_outhash(hw, port, XM_HSM, filter); + + skge_xm_write32(hw, port, XM_MODE, mode); +} + +static void yukon_set_multicast(struct net_device *dev) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + int port = skge->port; + struct dev_mc_list *list = dev->mc_list; + u16 reg; + u8 filter[8]; + + memset(filter, 0, sizeof(filter)); + + reg = skge_gma_read16(hw, port, GM_RX_CTRL); + reg |= GM_RXCR_UCF_ENA; + + if (dev->flags & IFF_PROMISC) /* promiscious */ + reg &= ~(GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA); + else if (dev->flags & IFF_ALLMULTI) /* all multicast */ + memset(filter, 0xff, sizeof(filter)); + else if (dev->mc_count == 0) /* no multicast */ + reg &= ~GM_RXCR_MCF_ENA; + else { + int i; + reg |= GM_RXCR_MCF_ENA; + + for(i = 0; list && i < dev->mc_count; i++, list = list->next) { + u32 bit = ether_crc(ETH_ALEN, list->dmi_addr) & 0x3f; + filter[bit/8] |= 1 << (bit%8); + } + } + + + skge_gma_write16(hw, port, GM_MC_ADDR_H1, + (u16)filter[0] | ((u16)filter[1] << 8)); + skge_gma_write16(hw, port, GM_MC_ADDR_H2, + (u16)filter[2] | ((u16)filter[3] << 8)); + skge_gma_write16(hw, port, GM_MC_ADDR_H3, + (u16)filter[4] | ((u16)filter[5] << 8)); + skge_gma_write16(hw, port, GM_MC_ADDR_H4, + (u16)filter[6] | ((u16)filter[7] << 8)); + + skge_gma_write16(hw, port, GM_RX_CTRL, reg); +} + +static inline int bad_phy_status(const struct skge_hw *hw, u32 status) +{ + if (hw->chip_id == CHIP_ID_GENESIS) + return (status & (XMR_FS_ERR | XMR_FS_2L_VLAN)) != 0; + else + return (status & GMR_FS_ANY_ERR) || + (status & GMR_FS_RX_OK) == 0; +} + +static void skge_rx_error(struct skge_port *skge, int slot, + u32 control, u32 status) +{ + if (netif_msg_rx_err(skge)) + printk(KERN_DEBUG PFX "%s: rx err, slot %d control 0x%x status 0x%x\n", + skge->netdev->name, slot, control, status); + + if ((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF) + || (control & BMU_BBC) > skge->netdev->mtu + VLAN_ETH_HLEN) + skge->net_stats.rx_length_errors++; + else { + if (skge->hw->chip_id == CHIP_ID_GENESIS) { + if (status & (XMR_FS_RUNT|XMR_FS_LNG_ERR)) + skge->net_stats.rx_length_errors++; + if (status & XMR_FS_FRA_ERR) + skge->net_stats.rx_frame_errors++; + if (status & XMR_FS_FCS_ERR) + skge->net_stats.rx_crc_errors++; + } else { + if (status & (GMR_FS_LONG_ERR|GMR_FS_UN_SIZE)) + skge->net_stats.rx_length_errors++; + if (status & GMR_FS_FRAGMENT) + skge->net_stats.rx_frame_errors++; + if (status & GMR_FS_CRC_ERR) + skge->net_stats.rx_crc_errors++; + } + } +} + +static int skge_poll(struct net_device *dev, int *budget) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + struct skge_ring *ring = &skge->rx_ring; + struct skge_element *e; + unsigned int to_do = min(dev->quota, *budget); + unsigned int work_done = 0; + int done; + static const u32 irqmask[] = { IS_PORT_1, IS_PORT_2 }; + + for (e = ring->to_clean; e != ring->to_use && work_done < to_do; + e = e->next) { + struct skge_rx_desc *rd = e->desc; + struct sk_buff *skb = e->skb; + u32 control, len, status; + + rmb(); + control = rd->control; + if (control & BMU_OWN) + break; + + len = control & BMU_BBC; + e->skb = NULL; + + pci_unmap_single(hw->pdev, + pci_unmap_addr(e, mapaddr), + pci_unmap_len(e, maplen), + PCI_DMA_FROMDEVICE); + + status = rd->status; + if ((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF) + || len > dev->mtu + VLAN_ETH_HLEN + || bad_phy_status(hw, status)) { + skge_rx_error(skge, e - ring->start, control, status); + dev_kfree_skb(skb); + continue; + } + + if (netif_msg_rx_status(skge)) + printk(KERN_DEBUG PFX "%s: rx slot %td status 0x%x len %d\n", + dev->name, e - ring->start, rd->status, len); + + skb_put(skb, len); + skb->protocol = eth_type_trans(skb, dev); + + if (skge->rx_csum) { + skb->csum = le16_to_cpu(rd->csum2); + skb->ip_summed = CHECKSUM_HW; + } + + dev->last_rx = jiffies; + netif_receive_skb(skb); + + ++work_done; + } + ring->to_clean = e; + + *budget -= work_done; + dev->quota -= work_done; + done = work_done < to_do; + + if (skge_rx_fill(skge)) + done = 0; + + /* restart receiver */ + wmb(); + skge_write8(hw, Q_ADDR(rxqaddr[skge->port], Q_CSR), + CSR_START | CSR_IRQ_CL_F); + + if (done) { + local_irq_disable(); + hw->intr_mask |= irqmask[skge->port]; + /* Order is important since data can get interrupted */ + skge_write32(hw, B0_IMSK, hw->intr_mask); + __netif_rx_complete(dev); + local_irq_enable(); + } + + return !done; +} + +static inline void skge_tx_intr(struct net_device *dev) +{ + struct skge_port *skge = netdev_priv(dev); + struct skge_hw *hw = skge->hw; + struct skge_ring *ring = &skge->tx_ring; + struct skge_element *e; + + spin_lock(&skge->tx_lock); + for(e = ring->to_clean; e != ring->to_use; e = e->next) { + struct skge_tx_desc *td = e->desc; + u32 control; + + rmb(); + control = td->control; + if (control & BMU_OWN) + break; + + if (unlikely(netif_msg_tx_done(skge))) + printk(KERN_DEBUG PFX "%s: tx done slot %td status 0x%x\n", + dev->name, e - ring->start, td->status); + + skge_tx_free(hw, e); + e->skb = NULL; + ++skge->tx_avail; + } + ring->to_clean = e; + skge_write8(hw, Q_ADDR(txqaddr[skge->port], Q_CSR), CSR_IRQ_CL_F); + + if (skge->tx_avail > MAX_SKB_FRAGS + 1) + netif_wake_queue(dev); + + spin_unlock(&skge->tx_lock); +} + +static void skge_mac_parity(struct skge_hw *hw, int port) +{ + printk(KERN_ERR PFX "%s: mac data parity error\n", + hw->dev[port] ? hw->dev[port]->name + : (port == 0 ? "(port A)": "(port B")); + + if (hw->chip_id == CHIP_ID_GENESIS) + skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), + MFF_CLR_PERR); + else + /* HW-Bug #8: cleared by GMF_CLI_TX_FC instead of GMF_CLI_TX_PE */ + skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), + (hw->chip_id == CHIP_ID_YUKON && chip_rev(hw) == 0) + ? GMF_CLI_TX_FC : GMF_CLI_TX_PE); +} + +static void skge_pci_clear(struct skge_hw *hw) +{ + u16 status; + + status = skge_read16(hw, SKGEPCI_REG(PCI_STATUS)); + skge_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON); + skge_write16(hw, SKGEPCI_REG(PCI_STATUS), + status | PCI_STATUS_ERROR_BITS); + skge_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF); +} + +static void skge_mac_intr(struct skge_hw *hw, int port) +{ + if (hw->chip_id == CHIP_ID_GENESIS) + genesis_mac_intr(hw, port); + else + yukon_mac_intr(hw, port); +} + +/* Handle device specific framing and timeout interrupts */ +static void skge_error_irq(struct skge_hw *hw) +{ + u32 hwstatus = skge_read32(hw, B0_HWE_ISRC); + + if (hw->chip_id == CHIP_ID_GENESIS) { + /* clear xmac errors */ + if (hwstatus & (IS_NO_STAT_M1|IS_NO_TIST_M1)) + skge_write16(hw, SKGEMAC_REG(0, RX_MFF_CTRL1), MFF_CLR_INSTAT); + if (hwstatus & (IS_NO_STAT_M2|IS_NO_TIST_M2)) + skge_write16(hw, SKGEMAC_REG(0, RX_MFF_CTRL2), MFF_CLR_INSTAT); + } else { + /* Timestamp (unused) overflow */ + if (hwstatus & IS_IRQ_TIST_OV) + skge_write8(hw, GMAC_TI_ST_CTRL, GMT_ST_CLR_IRQ); + + if (hwstatus & IS_IRQ_SENSOR) { + /* no sensors on 32-bit Yukon */ + if (!(skge_read16(hw, B0_CTST) & CS_BUS_SLOT_SZ)) { + printk(KERN_ERR PFX "ignoring bogus sensor interrups\n"); + skge_write32(hw, B0_HWE_IMSK, + IS_ERR_MSK & ~IS_IRQ_SENSOR); + } else + printk(KERN_WARNING PFX "sensor interrupt\n"); + } + + + } + + if (hwstatus & IS_RAM_RD_PAR) { + printk(KERN_ERR PFX "Ram read data parity error\n"); + skge_write16(hw, B3_RI_CTRL, RI_CLR_RD_PERR); + } + + if (hwstatus & IS_RAM_WR_PAR) { + printk(KERN_ERR PFX "Ram write data parity error\n"); + skge_write16(hw, B3_RI_CTRL, RI_CLR_WR_PERR); + } + + if (hwstatus & IS_M1_PAR_ERR) + skge_mac_parity(hw, 0); + + if (hwstatus & IS_M2_PAR_ERR) + skge_mac_parity(hw, 1); + + if (hwstatus & IS_R1_PAR_ERR) + skge_write32(hw, B0_R1_CSR, CSR_IRQ_CL_P); + + if (hwstatus & IS_R2_PAR_ERR) + skge_write32(hw, B0_R2_CSR, CSR_IRQ_CL_P); + + if (hwstatus & (IS_IRQ_MST_ERR|IS_IRQ_STAT)) { + printk(KERN_ERR PFX "hardware error detected (status 0x%x)\n", + hwstatus); + + skge_pci_clear(hw); + + hwstatus = skge_read32(hw, B0_HWE_ISRC); + if (hwstatus & IS_IRQ_STAT) { + printk(KERN_WARNING PFX "IRQ status %x: still set ignoring hardware errors\n", + hwstatus); + hw->intr_mask &= ~IS_HW_ERR; + } + } +} + +/* + * Interrrupt from PHY are handled in tasklet (soft irq) + * because accessing phy registers requires spin wait which might + * cause excess interrupt latency. + */ +static void skge_extirq(unsigned long data) +{ + struct skge_hw *hw = (struct skge_hw *) data; + int port; + + spin_lock(&hw->phy_lock); + for (port = 0; port < 2; port++) { + struct net_device *dev = hw->dev[port]; + + if (dev && netif_running(dev)) { + struct skge_port *skge = netdev_priv(dev); + + if (hw->chip_id != CHIP_ID_GENESIS) + yukon_phy_intr(skge); + else if (hw->phy_type == SK_PHY_BCOM) + genesis_bcom_intr(skge); + } + } + spin_unlock(&hw->phy_lock); + + local_irq_disable(); + hw->intr_mask |= IS_EXT_REG; + skge_write32(hw, B0_IMSK, hw->intr_mask); + local_irq_enable(); +} + +static irqreturn_t skge_intr(int irq, void *dev_id, struct pt_regs *regs) +{ + struct skge_hw *hw = dev_id; + u32 status = skge_read32(hw, B0_SP_ISRC); + + if (status == 0 || status == ~0) /* hotplug or shared irq */ + return IRQ_NONE; + + status &= hw->intr_mask; + + if ((status & IS_R1_F) && netif_rx_schedule_prep(hw->dev[0])) { + status &= ~IS_R1_F; + hw->intr_mask &= ~IS_R1_F; + skge_write32(hw, B0_IMSK, hw->intr_mask); + __netif_rx_schedule(hw->dev[0]); + } + + if ((status & IS_R2_F) && netif_rx_schedule_prep(hw->dev[1])) { + status &= ~IS_R2_F; + hw->intr_mask &= ~IS_R2_F; + skge_write32(hw, B0_IMSK, hw->intr_mask); + __netif_rx_schedule(hw->dev[1]); + } + + if (status & IS_XA1_F) + skge_tx_intr(hw->dev[0]); + + if (status & IS_XA2_F) + skge_tx_intr(hw->dev[1]); + + if (status & IS_MAC1) + skge_mac_intr(hw, 0); + + if (status & IS_MAC2) + skge_mac_intr(hw, 1); + + if (status & IS_HW_ERR) + skge_error_irq(hw); + + if (status & IS_EXT_REG) { + hw->intr_mask &= ~IS_EXT_REG; + tasklet_schedule(&hw->ext_tasklet); + } + + if (status) + skge_write32(hw, B0_IMSK, hw->intr_mask); + + return IRQ_HANDLED; +} + +#ifdef CONFIG_NET_POLL_CONTROLLER +static void skge_netpoll(struct net_device *dev) +{ + struct skge_port *skge = netdev_priv(dev); + + disable_irq(dev->irq); + skge_intr(dev->irq, skge->hw, NULL); + enable_irq(dev->irq); +} +#endif + +static int skge_set_mac_address(struct net_device *dev, void *p) +{ + struct skge_port *skge = netdev_priv(dev); + struct sockaddr *addr = p; + int err = 0; + + if (!is_valid_ether_addr(addr->sa_data)) + return -EADDRNOTAVAIL; + + skge_down(dev); + memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN); + memcpy_toio(skge->hw->regs + B2_MAC_1 + skge->port*8, + dev->dev_addr, ETH_ALEN); + memcpy_toio(skge->hw->regs + B2_MAC_2 + skge->port*8, + dev->dev_addr, ETH_ALEN); + if (dev->flags & IFF_UP) + err = skge_up(dev); + return err; +} + +static const struct { + u8 id; + const char *name; +} skge_chips[] = { + { CHIP_ID_GENESIS, "Genesis" }, + { CHIP_ID_YUKON, "Yukon" }, + { CHIP_ID_YUKON_LITE, "Yukon-Lite"}, + { CHIP_ID_YUKON_LP, "Yukon-LP"}, + { CHIP_ID_YUKON_XL, "Yukon-2 XL"}, + { CHIP_ID_YUKON_EC, "YUKON-2 EC"}, + { CHIP_ID_YUKON_FE, "YUKON-2 FE"}, +}; + +static const char *skge_board_name(const struct skge_hw *hw) +{ + int i; + static char buf[16]; + + for (i = 0; i < ARRAY_SIZE(skge_chips); i++) + if (skge_chips[i].id == hw->chip_id) + return skge_chips[i].name; + + snprintf(buf, sizeof buf, "chipid 0x%x", hw->chip_id); + return buf; +} + + +/* + * Setup the board data structure, but don't bring up + * the port(s) + */ +static int skge_reset(struct skge_hw *hw) +{ + u16 ctst; + u8 t8; + int i, ports; + + ctst = skge_read16(hw, B0_CTST); + + /* do a SW reset */ + skge_write8(hw, B0_CTST, CS_RST_SET); + skge_write8(hw, B0_CTST, CS_RST_CLR); + + /* clear PCI errors, if any */ + skge_pci_clear(hw); + + skge_write8(hw, B0_CTST, CS_MRST_CLR); + + /* restore CLK_RUN bits (for Yukon-Lite) */ + skge_write16(hw, B0_CTST, + ctst & (CS_CLK_RUN_HOT|CS_CLK_RUN_RST|CS_CLK_RUN_ENA)); + + hw->chip_id = skge_read8(hw, B2_CHIP_ID); + hw->phy_type = skge_read8(hw, B2_E_1) & 0xf; + hw->pmd_type = skge_read8(hw, B2_PMD_TYP); + + switch(hw->chip_id) { + case CHIP_ID_GENESIS: + switch (hw->phy_type) { + case SK_PHY_XMAC: + hw->phy_addr = PHY_ADDR_XMAC; + break; + case SK_PHY_BCOM: + hw->phy_addr = PHY_ADDR_BCOM; + break; + default: + printk(KERN_ERR PFX "%s: unsupported phy type 0x%x\n", + pci_name(hw->pdev), hw->phy_type); + return -EOPNOTSUPP; + } + break; + + case CHIP_ID_YUKON: + case CHIP_ID_YUKON_LITE: + case CHIP_ID_YUKON_LP: + if (hw->phy_type < SK_PHY_MARV_COPPER && hw->pmd_type != 'S') + hw->phy_type = SK_PHY_MARV_COPPER; + + hw->phy_addr = PHY_ADDR_MARV; + if (!iscopper(hw)) + hw->phy_type = SK_PHY_MARV_FIBER; + + break; + + default: + printk(KERN_ERR PFX "%s: unsupported chip type 0x%x\n", + pci_name(hw->pdev), hw->chip_id); + return -EOPNOTSUPP; + } + + hw->mac_cfg = skge_read8(hw, B2_MAC_CFG); + ports = isdualport(hw) ? 2 : 1; + + /* read the adapters RAM size */ + t8 = skge_read8(hw, B2_E_0); + if (hw->chip_id == CHIP_ID_GENESIS) { + if (t8 == 3) { + /* special case: 4 x 64k x 36, offset = 0x80000 */ + hw->ram_size = 0x100000; + hw->ram_offset = 0x80000; + } else + hw->ram_size = t8 * 512; + } + else if (t8 == 0) + hw->ram_size = 0x20000; + else + hw->ram_size = t8 * 4096; + + if (hw->chip_id == CHIP_ID_GENESIS) + genesis_init(hw); + else { + /* switch power to VCC (WA for VAUX problem) */ + skge_write8(hw, B0_POWER_CTRL, + PC_VAUX_ENA | PC_VCC_ENA | PC_VAUX_OFF | PC_VCC_ON); + for (i = 0; i < ports; i++) { + skge_write16(hw, SKGEMAC_REG(i, GMAC_LINK_CTRL), GMLC_RST_SET); + skge_write16(hw, SKGEMAC_REG(i, GMAC_LINK_CTRL), GMLC_RST_CLR); + } + } + + /* turn off hardware timer (unused) */ + skge_write8(hw, B2_TI_CTRL, TIM_STOP); + skge_write8(hw, B2_TI_CTRL, TIM_CLR_IRQ); + skge_write8(hw, B0_LED, LED_STAT_ON); + + /* enable the Tx Arbiters */ + for (i = 0; i < ports; i++) + skge_write8(hw, SKGEMAC_REG(i, TXA_CTRL), TXA_ENA_ARB); + + /* Initialize ram interface */ + skge_write16(hw, B3_RI_CTRL, RI_RST_CLR); + + skge_write8(hw, B3_RI_WTO_R1, SK_RI_TO_53); + skge_write8(hw, B3_RI_WTO_XA1, SK_RI_TO_53); + skge_write8(hw, B3_RI_WTO_XS1, SK_RI_TO_53); + skge_write8(hw, B3_RI_RTO_R1, SK_RI_TO_53); + skge_write8(hw, B3_RI_RTO_XA1, SK_RI_TO_53); + skge_write8(hw, B3_RI_RTO_XS1, SK_RI_TO_53); + skge_write8(hw, B3_RI_WTO_R2, SK_RI_TO_53); + skge_write8(hw, B3_RI_WTO_XA2, SK_RI_TO_53); + skge_write8(hw, B3_RI_WTO_XS2, SK_RI_TO_53); + skge_write8(hw, B3_RI_RTO_R2, SK_RI_TO_53); + skge_write8(hw, B3_RI_RTO_XA2, SK_RI_TO_53); + skge_write8(hw, B3_RI_RTO_XS2, SK_RI_TO_53); + + skge_write32(hw, B0_HWE_IMSK, IS_ERR_MSK); + + /* Set interrupt moderation for Transmit only + * Receive interrupts avoided by NAPI + */ + skge_write32(hw, B2_IRQM_MSK, IS_XA1_F|IS_XA2_F); + skge_write32(hw, B2_IRQM_INI, skge_usecs2clk(hw, 100)); + skge_write32(hw, B2_IRQM_CTRL, TIM_START); + + hw->intr_mask = IS_HW_ERR | IS_EXT_REG | IS_PORT_1; + if (isdualport(hw)) + hw->intr_mask |= IS_PORT_2; + skge_write32(hw, B0_IMSK, hw->intr_mask); + + if (hw->chip_id != CHIP_ID_GENESIS) + skge_write8(hw, GMAC_IRQ_MSK, 0); + + spin_lock_bh(&hw->phy_lock); + for (i = 0; i < ports; i++) { + if (hw->chip_id == CHIP_ID_GENESIS) + genesis_reset(hw, i); + else + yukon_reset(hw, i); + } + spin_unlock_bh(&hw->phy_lock); + + return 0; +} + +/* Initialize network device */ +static struct net_device *skge_devinit(struct skge_hw *hw, int port) +{ + struct skge_port *skge; + struct net_device *dev = alloc_etherdev(sizeof(*skge)); + + if (!dev) { + printk(KERN_ERR "skge etherdev alloc failed"); + return NULL; + } + + SET_MODULE_OWNER(dev); + SET_NETDEV_DEV(dev, &hw->pdev->dev); + dev->open = skge_up; + dev->stop = skge_down; + dev->hard_start_xmit = skge_xmit_frame; + dev->get_stats = skge_get_stats; + if (hw->chip_id == CHIP_ID_GENESIS) + dev->set_multicast_list = genesis_set_multicast; + else + dev->set_multicast_list = yukon_set_multicast; + + dev->set_mac_address = skge_set_mac_address; + dev->change_mtu = skge_change_mtu; + SET_ETHTOOL_OPS(dev, &skge_ethtool_ops); + dev->tx_timeout = skge_tx_timeout; + dev->watchdog_timeo = TX_WATCHDOG; + dev->poll = skge_poll; + dev->weight = NAPI_WEIGHT; +#ifdef CONFIG_NET_POLL_CONTROLLER + dev->poll_controller = skge_netpoll; +#endif + dev->irq = hw->pdev->irq; + dev->features = NETIF_F_LLTX; + + skge = netdev_priv(dev); + skge->netdev = dev; + skge->hw = hw; + skge->msg_enable = netif_msg_init(debug, default_msg); + skge->tx_ring.count = DEFAULT_TX_RING_SIZE; + skge->rx_ring.count = DEFAULT_RX_RING_SIZE; + + /* Auto speed and flow control */ + skge->autoneg = AUTONEG_ENABLE; + skge->flow_control = FLOW_MODE_SYMMETRIC; + skge->duplex = -1; + skge->speed = -1; + skge->advertising = skge_modes(hw); + + hw->dev[port] = dev; + + skge->port = port; + + spin_lock_init(&skge->tx_lock); + + init_timer(&skge->link_check); + skge->link_check.function = skge_link_timer; + skge->link_check.data = (unsigned long) skge; + + init_timer(&skge->led_blink); + skge->led_blink.function = skge_blink_timer; + skge->led_blink.data = (unsigned long) skge; + + if (hw->chip_id != CHIP_ID_GENESIS) { + dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; + skge->rx_csum = 1; + } + + /* read the mac address */ + memcpy_fromio(dev->dev_addr, hw->regs + B2_MAC_1 + port*8, ETH_ALEN); + + /* device is off until link detection */ + netif_carrier_off(dev); + netif_stop_queue(dev); + + return dev; +} + +static void __devinit skge_show_addr(struct net_device *dev) +{ + const struct skge_port *skge = netdev_priv(dev); + + if (netif_msg_probe(skge)) + printk(KERN_INFO PFX "%s: addr %02x:%02x:%02x:%02x:%02x:%02x\n", + dev->name, + dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2], + dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5]); +} + +static int __devinit skge_probe(struct pci_dev *pdev, + const struct pci_device_id *ent) +{ + struct net_device *dev, *dev1; + struct skge_hw *hw; + int err, using_dac = 0; + + if ((err = pci_enable_device(pdev))) { + printk(KERN_ERR PFX "%s cannot enable PCI device\n", + pci_name(pdev)); + goto err_out; + } + + if ((err = pci_request_regions(pdev, DRV_NAME))) { + printk(KERN_ERR PFX "%s cannot obtain PCI resources\n", + pci_name(pdev)); + goto err_out_disable_pdev; + } + + pci_set_master(pdev); + + if (!(err = pci_set_dma_mask(pdev, DMA_64BIT_MASK))) + using_dac = 1; + else if (!(err = pci_set_dma_mask(pdev, DMA_32BIT_MASK))) { + printk(KERN_ERR PFX "%s no usable DMA configuration\n", + pci_name(pdev)); + goto err_out_free_regions; + } + +#ifdef __BIG_ENDIAN + /* byte swap decriptors in hardware */ + { + u32 reg; + + pci_read_config_dword(pdev, PCI_DEV_REG2, ®); + reg |= PCI_REV_DESC; + pci_write_config_dword(pdev, PCI_DEV_REG2, reg); + } +#endif + + err = -ENOMEM; + hw = kmalloc(sizeof(*hw), GFP_KERNEL); + if (!hw) { + printk(KERN_ERR PFX "%s: cannot allocate hardware struct\n", + pci_name(pdev)); + goto err_out_free_regions; + } + + memset(hw, 0, sizeof(*hw)); + hw->pdev = pdev; + spin_lock_init(&hw->phy_lock); + tasklet_init(&hw->ext_tasklet, skge_extirq, (unsigned long) hw); + + hw->regs = ioremap_nocache(pci_resource_start(pdev, 0), 0x4000); + if (!hw->regs) { + printk(KERN_ERR PFX "%s: cannot map device registers\n", + pci_name(pdev)); + goto err_out_free_hw; + } + + if ((err = request_irq(pdev->irq, skge_intr, SA_SHIRQ, DRV_NAME, hw))) { + printk(KERN_ERR PFX "%s: cannot assign irq %d\n", + pci_name(pdev), pdev->irq); + goto err_out_iounmap; + } + pci_set_drvdata(pdev, hw); + + err = skge_reset(hw); + if (err) + goto err_out_free_irq; + + printk(KERN_INFO PFX "addr 0x%lx irq %d chip %s rev %d\n", + pci_resource_start(pdev, 0), pdev->irq, + skge_board_name(hw), chip_rev(hw)); + + if ((dev = skge_devinit(hw, 0)) == NULL) + goto err_out_led_off; + + if (using_dac) + dev->features |= NETIF_F_HIGHDMA; + + if ((err = register_netdev(dev))) { + printk(KERN_ERR PFX "%s: cannot register net device\n", + pci_name(pdev)); + goto err_out_free_netdev; + } + + skge_show_addr(dev); + + if (isdualport(hw) && (dev1 = skge_devinit(hw, 1))) { + if (using_dac) + dev1->features |= NETIF_F_HIGHDMA; + + if (register_netdev(dev1) == 0) + skge_show_addr(dev1); + else { + /* Failure to register second port need not be fatal */ + printk(KERN_WARNING PFX "register of second port failed\n"); + hw->dev[1] = NULL; + free_netdev(dev1); + } + } + + return 0; + +err_out_free_netdev: + free_netdev(dev); +err_out_led_off: + skge_write16(hw, B0_LED, LED_STAT_OFF); +err_out_free_irq: + free_irq(pdev->irq, hw); +err_out_iounmap: + iounmap(hw->regs); +err_out_free_hw: + kfree(hw); +err_out_free_regions: + pci_release_regions(pdev); +err_out_disable_pdev: + pci_disable_device(pdev); + pci_set_drvdata(pdev, NULL); +err_out: + return err; +} + +static void __devexit skge_remove(struct pci_dev *pdev) +{ + struct skge_hw *hw = pci_get_drvdata(pdev); + struct net_device *dev0, *dev1; + + if(!hw) + return; + + if ((dev1 = hw->dev[1])) + unregister_netdev(dev1); + dev0 = hw->dev[0]; + unregister_netdev(dev0); + + tasklet_kill(&hw->ext_tasklet); + + free_irq(pdev->irq, hw); + pci_release_regions(pdev); + pci_disable_device(pdev); + if (dev1) + free_netdev(dev1); + free_netdev(dev0); + skge_write16(hw, B0_LED, LED_STAT_OFF); + iounmap(hw->regs); + kfree(hw); + pci_set_drvdata(pdev, NULL); +} + +#ifdef CONFIG_PM +static int skge_suspend(struct pci_dev *pdev, u32 state) +{ + struct skge_hw *hw = pci_get_drvdata(pdev); + int i, wol = 0; + + for(i = 0; i < 2; i++) { + struct net_device *dev = hw->dev[i]; + + if (dev) { + struct skge_port *skge = netdev_priv(dev); + if (netif_running(dev)) { + netif_carrier_off(dev); + skge_down(dev); + } + netif_device_detach(dev); + wol |= skge->wol; + } + } + + pci_save_state(pdev); + pci_enable_wake(pdev, state, wol); + pci_disable_device(pdev); + pci_set_power_state(pdev, pci_choose_state(pdev, state)); + + return 0; +} + +static int skge_resume(struct pci_dev *pdev) +{ + struct skge_hw *hw = pci_get_drvdata(pdev); + int i; + + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + pci_enable_wake(pdev, PCI_D0, 0); + + skge_reset(hw); + + for(i = 0; i < 2; i++) { + struct net_device *dev = hw->dev[i]; + if (dev) { + netif_device_attach(dev); + if(netif_running(dev)) + skge_up(dev); + } + } + return 0; +} +#endif + +static struct pci_driver skge_driver = { + .name = DRV_NAME, + .id_table = skge_id_table, + .probe = skge_probe, + .remove = __devexit_p(skge_remove), +#ifdef CONFIG_PM + .suspend = skge_suspend, + .resume = skge_resume, +#endif +}; + +static int __init skge_init_module(void) +{ + return pci_module_init(&skge_driver); +} + +static void __exit skge_cleanup_module(void) +{ + pci_unregister_driver(&skge_driver); +} + +module_init(skge_init_module); +module_exit(skge_cleanup_module); diff --git a/drivers/net/skge.h b/drivers/net/skge.h new file mode 100644 index 000000000000..36c62b68fab4 --- /dev/null +++ b/drivers/net/skge.h @@ -0,0 +1,3005 @@ +/* + * Definitions for the new Marvell Yukon / SysKonenct driver. + */ +#ifndef _SKGE_H +#define _SKGE_H + +/* PCI config registers */ +#define PCI_DEV_REG1 0x40 +#define PCI_DEV_REG2 0x44 +#ifndef PCI_VPD +#define PCI_VPD 0x50 +#endif + +/* PCI_OUR_REG_2 32 bit Our Register 2 */ +enum { + PCI_VPD_WR_THR = 0xff<<24, /* Bit 31..24: VPD Write Threshold */ + PCI_DEV_SEL = 0x7f<<17, /* Bit 23..17: EEPROM Device Select */ + PCI_VPD_ROM_SZ = 7 <<14, /* Bit 16..14: VPD ROM Size */ + /* Bit 13..12: reserved */ + PCI_EN_DUMMY_RD = 1<<3, /* Enable Dummy Read */ + PCI_REV_DESC = 1<<2, /* Reverse Desc. Bytes */ + PCI_USEDATA64 = 1<<0, /* Use 64Bit Data bus ext */ +}; + +/* PCI_VPD_ADR_REG 16 bit VPD Address Register */ +enum { + PCI_VPD_FLAG = 1<<15, /* starts VPD rd/wr cycle */ + PCI_VPD_ADR_MSK =0x7fffL, /* Bit 14.. 0: VPD Address Mask */ + VPD_RES_ID = 0x82, + VPD_RES_READ = 0x90, + VPD_RES_WRITE = 0x81, + VPD_RES_END = 0x78, +}; + + +#define PCI_STATUS_ERROR_BITS (PCI_STATUS_DETECTED_PARITY | \ + PCI_STATUS_SIG_SYSTEM_ERROR | \ + PCI_STATUS_REC_MASTER_ABORT | \ + PCI_STATUS_REC_TARGET_ABORT | \ + PCI_STATUS_PARITY) + + +enum csr_regs { + B0_RAP = 0x0000, + B0_CTST = 0x0004, + B0_LED = 0x0006, + B0_POWER_CTRL = 0x0007, + B0_ISRC = 0x0008, + B0_IMSK = 0x000c, + B0_HWE_ISRC = 0x0010, + B0_HWE_IMSK = 0x0014, + B0_SP_ISRC = 0x0018, + B0_XM1_IMSK = 0x0020, + B0_XM1_ISRC = 0x0028, + B0_XM1_PHY_ADDR = 0x0030, + B0_XM1_PHY_DATA = 0x0034, + B0_XM2_IMSK = 0x0040, + B0_XM2_ISRC = 0x0048, + B0_XM2_PHY_ADDR = 0x0050, + B0_XM2_PHY_DATA = 0x0054, + B0_R1_CSR = 0x0060, + B0_R2_CSR = 0x0064, + B0_XS1_CSR = 0x0068, + B0_XA1_CSR = 0x006c, + B0_XS2_CSR = 0x0070, + B0_XA2_CSR = 0x0074, + + B2_MAC_1 = 0x0100, + B2_MAC_2 = 0x0108, + B2_MAC_3 = 0x0110, + B2_CONN_TYP = 0x0118, + B2_PMD_TYP = 0x0119, + B2_MAC_CFG = 0x011a, + B2_CHIP_ID = 0x011b, + B2_E_0 = 0x011c, + B2_E_1 = 0x011d, + B2_E_2 = 0x011e, + B2_E_3 = 0x011f, + B2_FAR = 0x0120, + B2_FDP = 0x0124, + B2_LD_CTRL = 0x0128, + B2_LD_TEST = 0x0129, + B2_TI_INI = 0x0130, + B2_TI_VAL = 0x0134, + B2_TI_CTRL = 0x0138, + B2_TI_TEST = 0x0139, + B2_IRQM_INI = 0x0140, + B2_IRQM_VAL = 0x0144, + B2_IRQM_CTRL = 0x0148, + B2_IRQM_TEST = 0x0149, + B2_IRQM_MSK = 0x014c, + B2_IRQM_HWE_MSK = 0x0150, + B2_TST_CTRL1 = 0x0158, + B2_TST_CTRL2 = 0x0159, + B2_GP_IO = 0x015c, + B2_I2C_CTRL = 0x0160, + B2_I2C_DATA = 0x0164, + B2_I2C_IRQ = 0x0168, + B2_I2C_SW = 0x016c, + B2_BSC_INI = 0x0170, + B2_BSC_VAL = 0x0174, + B2_BSC_CTRL = 0x0178, + B2_BSC_STAT = 0x0179, + B2_BSC_TST = 0x017a, + + B3_RAM_ADDR = 0x0180, + B3_RAM_DATA_LO = 0x0184, + B3_RAM_DATA_HI = 0x0188, + B3_RI_WTO_R1 = 0x0190, + B3_RI_WTO_XA1 = 0x0191, + B3_RI_WTO_XS1 = 0x0192, + B3_RI_RTO_R1 = 0x0193, + B3_RI_RTO_XA1 = 0x0194, + B3_RI_RTO_XS1 = 0x0195, + B3_RI_WTO_R2 = 0x0196, + B3_RI_WTO_XA2 = 0x0197, + B3_RI_WTO_XS2 = 0x0198, + B3_RI_RTO_R2 = 0x0199, + B3_RI_RTO_XA2 = 0x019a, + B3_RI_RTO_XS2 = 0x019b, + B3_RI_TO_VAL = 0x019c, + B3_RI_CTRL = 0x01a0, + B3_RI_TEST = 0x01a2, + B3_MA_TOINI_RX1 = 0x01b0, + B3_MA_TOINI_RX2 = 0x01b1, + B3_MA_TOINI_TX1 = 0x01b2, + B3_MA_TOINI_TX2 = 0x01b3, + B3_MA_TOVAL_RX1 = 0x01b4, + B3_MA_TOVAL_RX2 = 0x01b5, + B3_MA_TOVAL_TX1 = 0x01b6, + B3_MA_TOVAL_TX2 = 0x01b7, + B3_MA_TO_CTRL = 0x01b8, + B3_MA_TO_TEST = 0x01ba, + B3_MA_RCINI_RX1 = 0x01c0, + B3_MA_RCINI_RX2 = 0x01c1, + B3_MA_RCINI_TX1 = 0x01c2, + B3_MA_RCINI_TX2 = 0x01c3, + B3_MA_RCVAL_RX1 = 0x01c4, + B3_MA_RCVAL_RX2 = 0x01c5, + B3_MA_RCVAL_TX1 = 0x01c6, + B3_MA_RCVAL_TX2 = 0x01c7, + B3_MA_RC_CTRL = 0x01c8, + B3_MA_RC_TEST = 0x01ca, + B3_PA_TOINI_RX1 = 0x01d0, + B3_PA_TOINI_RX2 = 0x01d4, + B3_PA_TOINI_TX1 = 0x01d8, + B3_PA_TOINI_TX2 = 0x01dc, + B3_PA_TOVAL_RX1 = 0x01e0, + B3_PA_TOVAL_RX2 = 0x01e4, + B3_PA_TOVAL_TX1 = 0x01e8, + B3_PA_TOVAL_TX2 = 0x01ec, + B3_PA_CTRL = 0x01f0, + B3_PA_TEST = 0x01f2, +}; + +/* B0_CTST 16 bit Control/Status register */ +enum { + CS_CLK_RUN_HOT = 1<<13,/* CLK_RUN hot m. (YUKON-Lite only) */ + CS_CLK_RUN_RST = 1<<12,/* CLK_RUN reset (YUKON-Lite only) */ + CS_CLK_RUN_ENA = 1<<11,/* CLK_RUN enable (YUKON-Lite only) */ + CS_VAUX_AVAIL = 1<<10,/* VAUX available (YUKON only) */ + CS_BUS_CLOCK = 1<<9, /* Bus Clock 0/1 = 33/66 MHz */ + CS_BUS_SLOT_SZ = 1<<8, /* Slot Size 0/1 = 32/64 bit slot */ + CS_ST_SW_IRQ = 1<<7, /* Set IRQ SW Request */ + CS_CL_SW_IRQ = 1<<6, /* Clear IRQ SW Request */ + CS_STOP_DONE = 1<<5, /* Stop Master is finished */ + CS_STOP_MAST = 1<<4, /* Command Bit to stop the master */ + CS_MRST_CLR = 1<<3, /* Clear Master reset */ + CS_MRST_SET = 1<<2, /* Set Master reset */ + CS_RST_CLR = 1<<1, /* Clear Software reset */ + CS_RST_SET = 1, /* Set Software reset */ + +/* B0_LED 8 Bit LED register */ +/* Bit 7.. 2: reserved */ + LED_STAT_ON = 1<<1, /* Status LED on */ + LED_STAT_OFF = 1, /* Status LED off */ + +/* B0_POWER_CTRL 8 Bit Power Control reg (YUKON only) */ + PC_VAUX_ENA = 1<<7, /* Switch VAUX Enable */ + PC_VAUX_DIS = 1<<6, /* Switch VAUX Disable */ + PC_VCC_ENA = 1<<5, /* Switch VCC Enable */ + PC_VCC_DIS = 1<<4, /* Switch VCC Disable */ + PC_VAUX_ON = 1<<3, /* Switch VAUX On */ + PC_VAUX_OFF = 1<<2, /* Switch VAUX Off */ + PC_VCC_ON = 1<<1, /* Switch VCC On */ + PC_VCC_OFF = 1<<0, /* Switch VCC Off */ +}; + +/* B2_IRQM_MSK 32 bit IRQ Moderation Mask */ +enum { + IS_ALL_MSK = 0xbffffffful, /* All Interrupt bits */ + IS_HW_ERR = 1<<31, /* Interrupt HW Error */ + /* Bit 30: reserved */ + IS_PA_TO_RX1 = 1<<29, /* Packet Arb Timeout Rx1 */ + IS_PA_TO_RX2 = 1<<28, /* Packet Arb Timeout Rx2 */ + IS_PA_TO_TX1 = 1<<27, /* Packet Arb Timeout Tx1 */ + IS_PA_TO_TX2 = 1<<26, /* Packet Arb Timeout Tx2 */ + IS_I2C_READY = 1<<25, /* IRQ on end of I2C Tx */ + IS_IRQ_SW = 1<<24, /* SW forced IRQ */ + IS_EXT_REG = 1<<23, /* IRQ from LM80 or PHY (GENESIS only) */ + /* IRQ from PHY (YUKON only) */ + IS_TIMINT = 1<<22, /* IRQ from Timer */ + IS_MAC1 = 1<<21, /* IRQ from MAC 1 */ + IS_LNK_SYNC_M1 = 1<<20, /* Link Sync Cnt wrap MAC 1 */ + IS_MAC2 = 1<<19, /* IRQ from MAC 2 */ + IS_LNK_SYNC_M2 = 1<<18, /* Link Sync Cnt wrap MAC 2 */ +/* Receive Queue 1 */ + IS_R1_B = 1<<17, /* Q_R1 End of Buffer */ + IS_R1_F = 1<<16, /* Q_R1 End of Frame */ + IS_R1_C = 1<<15, /* Q_R1 Encoding Error */ +/* Receive Queue 2 */ + IS_R2_B = 1<<14, /* Q_R2 End of Buffer */ + IS_R2_F = 1<<13, /* Q_R2 End of Frame */ + IS_R2_C = 1<<12, /* Q_R2 Encoding Error */ +/* Synchronous Transmit Queue 1 */ + IS_XS1_B = 1<<11, /* Q_XS1 End of Buffer */ + IS_XS1_F = 1<<10, /* Q_XS1 End of Frame */ + IS_XS1_C = 1<<9, /* Q_XS1 Encoding Error */ +/* Asynchronous Transmit Queue 1 */ + IS_XA1_B = 1<<8, /* Q_XA1 End of Buffer */ + IS_XA1_F = 1<<7, /* Q_XA1 End of Frame */ + IS_XA1_C = 1<<6, /* Q_XA1 Encoding Error */ +/* Synchronous Transmit Queue 2 */ + IS_XS2_B = 1<<5, /* Q_XS2 End of Buffer */ + IS_XS2_F = 1<<4, /* Q_XS2 End of Frame */ + IS_XS2_C = 1<<3, /* Q_XS2 Encoding Error */ +/* Asynchronous Transmit Queue 2 */ + IS_XA2_B = 1<<2, /* Q_XA2 End of Buffer */ + IS_XA2_F = 1<<1, /* Q_XA2 End of Frame */ + IS_XA2_C = 1<<0, /* Q_XA2 Encoding Error */ + + IS_PORT_1 = IS_XA1_F| IS_R1_F| IS_MAC1, + IS_PORT_2 = IS_XA2_F| IS_R2_F| IS_MAC2, +}; + + +/* B2_IRQM_HWE_MSK 32 bit IRQ Moderation HW Error Mask */ +enum { + IS_ERR_MSK = 0x00003fff,/* All Error bits */ + + IS_IRQ_TIST_OV = 1<<13, /* Time Stamp Timer Overflow (YUKON only) */ + IS_IRQ_SENSOR = 1<<12, /* IRQ from Sensor (YUKON only) */ + IS_IRQ_MST_ERR = 1<<11, /* IRQ master error detected */ + IS_IRQ_STAT = 1<<10, /* IRQ status exception */ + IS_NO_STAT_M1 = 1<<9, /* No Rx Status from MAC 1 */ + IS_NO_STAT_M2 = 1<<8, /* No Rx Status from MAC 2 */ + IS_NO_TIST_M1 = 1<<7, /* No Time Stamp from MAC 1 */ + IS_NO_TIST_M2 = 1<<6, /* No Time Stamp from MAC 2 */ + IS_RAM_RD_PAR = 1<<5, /* RAM Read Parity Error */ + IS_RAM_WR_PAR = 1<<4, /* RAM Write Parity Error */ + IS_M1_PAR_ERR = 1<<3, /* MAC 1 Parity Error */ + IS_M2_PAR_ERR = 1<<2, /* MAC 2 Parity Error */ + IS_R1_PAR_ERR = 1<<1, /* Queue R1 Parity Error */ + IS_R2_PAR_ERR = 1<<0, /* Queue R2 Parity Error */ +}; + +/* B2_TST_CTRL1 8 bit Test Control Register 1 */ +enum { + TST_FRC_DPERR_MR = 1<<7, /* force DATAPERR on MST RD */ + TST_FRC_DPERR_MW = 1<<6, /* force DATAPERR on MST WR */ + TST_FRC_DPERR_TR = 1<<5, /* force DATAPERR on TRG RD */ + TST_FRC_DPERR_TW = 1<<4, /* force DATAPERR on TRG WR */ + TST_FRC_APERR_M = 1<<3, /* force ADDRPERR on MST */ + TST_FRC_APERR_T = 1<<2, /* force ADDRPERR on TRG */ + TST_CFG_WRITE_ON = 1<<1, /* Enable Config Reg WR */ + TST_CFG_WRITE_OFF= 1<<0, /* Disable Config Reg WR */ +}; + +/* B2_MAC_CFG 8 bit MAC Configuration / Chip Revision */ +enum { + CFG_CHIP_R_MSK = 0xf<<4, /* Bit 7.. 4: Chip Revision */ + /* Bit 3.. 2: reserved */ + CFG_DIS_M2_CLK = 1<<1, /* Disable Clock for 2nd MAC */ + CFG_SNG_MAC = 1<<0, /* MAC Config: 0=2 MACs / 1=1 MAC*/ +}; + +/* B2_CHIP_ID 8 bit Chip Identification Number */ +enum { + CHIP_ID_GENESIS = 0x0a, /* Chip ID for GENESIS */ + CHIP_ID_YUKON = 0xb0, /* Chip ID for YUKON */ + CHIP_ID_YUKON_LITE = 0xb1, /* Chip ID for YUKON-Lite (Rev. A1-A3) */ + CHIP_ID_YUKON_LP = 0xb2, /* Chip ID for YUKON-LP */ + CHIP_ID_YUKON_XL = 0xb3, /* Chip ID for YUKON-2 XL */ + CHIP_ID_YUKON_EC = 0xb6, /* Chip ID for YUKON-2 EC */ + CHIP_ID_YUKON_FE = 0xb7, /* Chip ID for YUKON-2 FE */ + + CHIP_REV_YU_LITE_A1 = 3, /* Chip Rev. for YUKON-Lite A1,A2 */ + CHIP_REV_YU_LITE_A3 = 7, /* Chip Rev. for YUKON-Lite A3 */ +}; + +/* B2_LD_TEST 8 bit EPROM loader test register */ +enum { + LD_T_ON = 1<<3, /* Loader Test mode on */ + LD_T_OFF = 1<<2, /* Loader Test mode off */ + LD_T_STEP = 1<<1, /* Decrement FPROM addr. Counter */ + LD_START = 1<<0, /* Start loading FPROM */ +}; + +/* B2_TI_CTRL 8 bit Timer control */ +/* B2_IRQM_CTRL 8 bit IRQ Moderation Timer Control */ +enum { + TIM_START = 1<<2, /* Start Timer */ + TIM_STOP = 1<<1, /* Stop Timer */ + TIM_CLR_IRQ = 1<<0, /* Clear Timer IRQ (!IRQM) */ +}; + +/* B2_TI_TEST 8 Bit Timer Test */ +/* B2_IRQM_TEST 8 bit IRQ Moderation Timer Test */ +/* B28_DPT_TST 8 bit Descriptor Poll Timer Test Reg */ +enum { + TIM_T_ON = 1<<2, /* Test mode on */ + TIM_T_OFF = 1<<1, /* Test mode off */ + TIM_T_STEP = 1<<0, /* Test step */ +}; + +/* B28_DPT_INI 32 bit Descriptor Poll Timer Init Val */ +/* B28_DPT_VAL 32 bit Descriptor Poll Timer Curr Val */ +/* B28_DPT_CTRL 8 bit Descriptor Poll Timer Ctrl Reg */ +enum { + DPT_MSK = 0x00ffffffL, /* Bit 23.. 0: Desc Poll Timer Bits */ + + DPT_START = 1<<1, /* Start Descriptor Poll Timer */ + DPT_STOP = 1<<0, /* Stop Descriptor Poll Timer */ +}; + +/* B2_GP_IO 32 bit General Purpose I/O Register */ +enum { + GP_DIR_9 = 1<<25, /* IO_9 direct, 0=In/1=Out */ + GP_DIR_8 = 1<<24, /* IO_8 direct, 0=In/1=Out */ + GP_DIR_7 = 1<<23, /* IO_7 direct, 0=In/1=Out */ + GP_DIR_6 = 1<<22, /* IO_6 direct, 0=In/1=Out */ + GP_DIR_5 = 1<<21, /* IO_5 direct, 0=In/1=Out */ + GP_DIR_4 = 1<<20, /* IO_4 direct, 0=In/1=Out */ + GP_DIR_3 = 1<<19, /* IO_3 direct, 0=In/1=Out */ + GP_DIR_2 = 1<<18, /* IO_2 direct, 0=In/1=Out */ + GP_DIR_1 = 1<<17, /* IO_1 direct, 0=In/1=Out */ + GP_DIR_0 = 1<<16, /* IO_0 direct, 0=In/1=Out */ + + GP_IO_9 = 1<<9, /* IO_9 pin */ + GP_IO_8 = 1<<8, /* IO_8 pin */ + GP_IO_7 = 1<<7, /* IO_7 pin */ + GP_IO_6 = 1<<6, /* IO_6 pin */ + GP_IO_5 = 1<<5, /* IO_5 pin */ + GP_IO_4 = 1<<4, /* IO_4 pin */ + GP_IO_3 = 1<<3, /* IO_3 pin */ + GP_IO_2 = 1<<2, /* IO_2 pin */ + GP_IO_1 = 1<<1, /* IO_1 pin */ + GP_IO_0 = 1<<0, /* IO_0 pin */ +}; + +/* Rx/Tx Path related Arbiter Test Registers */ +/* B3_MA_TO_TEST 16 bit MAC Arbiter Timeout Test Reg */ +/* B3_MA_RC_TEST 16 bit MAC Arbiter Recovery Test Reg */ +/* B3_PA_TEST 16 bit Packet Arbiter Test Register */ +/* Bit 15, 11, 7, and 3 are reserved in B3_PA_TEST */ +enum { + TX2_T_EV = 1<<15,/* TX2 Timeout/Recv Event occured */ + TX2_T_ON = 1<<14,/* TX2 Timeout/Recv Timer Test On */ + TX2_T_OFF = 1<<13,/* TX2 Timeout/Recv Timer Tst Off */ + TX2_T_STEP = 1<<12,/* TX2 Timeout/Recv Timer Step */ + TX1_T_EV = 1<<11,/* TX1 Timeout/Recv Event occured */ + TX1_T_ON = 1<<10,/* TX1 Timeout/Recv Timer Test On */ + TX1_T_OFF = 1<<9, /* TX1 Timeout/Recv Timer Tst Off */ + TX1_T_STEP = 1<<8, /* TX1 Timeout/Recv Timer Step */ + RX2_T_EV = 1<<7, /* RX2 Timeout/Recv Event occured */ + RX2_T_ON = 1<<6, /* RX2 Timeout/Recv Timer Test On */ + RX2_T_OFF = 1<<5, /* RX2 Timeout/Recv Timer Tst Off */ + RX2_T_STEP = 1<<4, /* RX2 Timeout/Recv Timer Step */ + RX1_T_EV = 1<<3, /* RX1 Timeout/Recv Event occured */ + RX1_T_ON = 1<<2, /* RX1 Timeout/Recv Timer Test On */ + RX1_T_OFF = 1<<1, /* RX1 Timeout/Recv Timer Tst Off */ + RX1_T_STEP = 1<<0, /* RX1 Timeout/Recv Timer Step */ +}; + +/* Descriptor Bit Definition */ +/* TxCtrl Transmit Buffer Control Field */ +/* RxCtrl Receive Buffer Control Field */ +enum { + BMU_OWN = 1<<31, /* OWN bit: 0=host/1=BMU */ + BMU_STF = 1<<30, /* Start of Frame */ + BMU_EOF = 1<<29, /* End of Frame */ + BMU_IRQ_EOB = 1<<28, /* Req "End of Buffer" IRQ */ + BMU_IRQ_EOF = 1<<27, /* Req "End of Frame" IRQ */ + /* TxCtrl specific bits */ + BMU_STFWD = 1<<26, /* (Tx) Store & Forward Frame */ + BMU_NO_FCS = 1<<25, /* (Tx) Disable MAC FCS (CRC) generation */ + BMU_SW = 1<<24, /* (Tx) 1 bit res. for SW use */ + /* RxCtrl specific bits */ + BMU_DEV_0 = 1<<26, /* (Rx) Transfer data to Dev0 */ + BMU_STAT_VAL = 1<<25, /* (Rx) Rx Status Valid */ + BMU_TIST_VAL = 1<<24, /* (Rx) Rx TimeStamp Valid */ + /* Bit 23..16: BMU Check Opcodes */ + BMU_CHECK = 0x55<<16, /* Default BMU check */ + BMU_TCP_CHECK = 0x56<<16, /* Descr with TCP ext */ + BMU_UDP_CHECK = 0x57<<16, /* Descr with UDP ext (YUKON only) */ + BMU_BBC = 0xffffL, /* Bit 15.. 0: Buffer Byte Counter */ +}; + +/* B2_BSC_CTRL 8 bit Blink Source Counter Control */ +enum { + BSC_START = 1<<1, /* Start Blink Source Counter */ + BSC_STOP = 1<<0, /* Stop Blink Source Counter */ +}; + +/* B2_BSC_STAT 8 bit Blink Source Counter Status */ +enum { + BSC_SRC = 1<<0, /* Blink Source, 0=Off / 1=On */ +}; + +/* B2_BSC_TST 16 bit Blink Source Counter Test Reg */ +enum { + BSC_T_ON = 1<<2, /* Test mode on */ + BSC_T_OFF = 1<<1, /* Test mode off */ + BSC_T_STEP = 1<<0, /* Test step */ +}; + +/* B3_RAM_ADDR 32 bit RAM Address, to read or write */ + /* Bit 31..19: reserved */ +#define RAM_ADR_RAN 0x0007ffffL /* Bit 18.. 0: RAM Address Range */ +/* RAM Interface Registers */ + +/* B3_RI_CTRL 16 bit RAM Iface Control Register */ +enum { + RI_CLR_RD_PERR = 1<<9, /* Clear IRQ RAM Read Parity Err */ + RI_CLR_WR_PERR = 1<<8, /* Clear IRQ RAM Write Parity Err*/ + + RI_RST_CLR = 1<<1, /* Clear RAM Interface Reset */ + RI_RST_SET = 1<<0, /* Set RAM Interface Reset */ +}; + +/* B3_RI_TEST 8 bit RAM Iface Test Register */ +enum { + RI_T_EV = 1<<3, /* Timeout Event occured */ + RI_T_ON = 1<<2, /* Timeout Timer Test On */ + RI_T_OFF = 1<<1, /* Timeout Timer Test Off */ + RI_T_STEP = 1<<0, /* Timeout Timer Step */ +}; + +/* MAC Arbiter Registers */ +/* B3_MA_TO_CTRL 16 bit MAC Arbiter Timeout Ctrl Reg */ +enum { + MA_FOE_ON = 1<<3, /* XMAC Fast Output Enable ON */ + MA_FOE_OFF = 1<<2, /* XMAC Fast Output Enable OFF */ + MA_RST_CLR = 1<<1, /* Clear MAC Arbiter Reset */ + MA_RST_SET = 1<<0, /* Set MAC Arbiter Reset */ + +}; + +/* Timeout values */ +#define SK_MAC_TO_53 72 /* MAC arbiter timeout */ +#define SK_PKT_TO_53 0x2000 /* Packet arbiter timeout */ +#define SK_PKT_TO_MAX 0xffff /* Maximum value */ +#define SK_RI_TO_53 36 /* RAM interface timeout */ + + +/* B3_MA_RC_CTRL 16 bit MAC Arbiter Recovery Ctrl Reg */ +enum { + MA_ENA_REC_TX2 = 1<<7, /* Enable Recovery Timer TX2 */ + MA_DIS_REC_TX2 = 1<<6, /* Disable Recovery Timer TX2 */ + MA_ENA_REC_TX1 = 1<<5, /* Enable Recovery Timer TX1 */ + MA_DIS_REC_TX1 = 1<<4, /* Disable Recovery Timer TX1 */ + MA_ENA_REC_RX2 = 1<<3, /* Enable Recovery Timer RX2 */ + MA_DIS_REC_RX2 = 1<<2, /* Disable Recovery Timer RX2 */ + MA_ENA_REC_RX1 = 1<<1, /* Enable Recovery Timer RX1 */ + MA_DIS_REC_RX1 = 1<<0, /* Disable Recovery Timer RX1 */ +}; + +/* Packet Arbiter Registers */ +/* B3_PA_CTRL 16 bit Packet Arbiter Ctrl Register */ +enum { + PA_CLR_TO_TX2 = 1<<13, /* Clear IRQ Packet Timeout TX2 */ + PA_CLR_TO_TX1 = 1<<12, /* Clear IRQ Packet Timeout TX1 */ + PA_CLR_TO_RX2 = 1<<11, /* Clear IRQ Packet Timeout RX2 */ + PA_CLR_TO_RX1 = 1<<10, /* Clear IRQ Packet Timeout RX1 */ + PA_ENA_TO_TX2 = 1<<9, /* Enable Timeout Timer TX2 */ + PA_DIS_TO_TX2 = 1<<8, /* Disable Timeout Timer TX2 */ + PA_ENA_TO_TX1 = 1<<7, /* Enable Timeout Timer TX1 */ + PA_DIS_TO_TX1 = 1<<6, /* Disable Timeout Timer TX1 */ + PA_ENA_TO_RX2 = 1<<5, /* Enable Timeout Timer RX2 */ + PA_DIS_TO_RX2 = 1<<4, /* Disable Timeout Timer RX2 */ + PA_ENA_TO_RX1 = 1<<3, /* Enable Timeout Timer RX1 */ + PA_DIS_TO_RX1 = 1<<2, /* Disable Timeout Timer RX1 */ + PA_RST_CLR = 1<<1, /* Clear MAC Arbiter Reset */ + PA_RST_SET = 1<<0, /* Set MAC Arbiter Reset */ +}; + +#define PA_ENA_TO_ALL (PA_ENA_TO_RX1 | PA_ENA_TO_RX2 |\ + PA_ENA_TO_TX1 | PA_ENA_TO_TX2) + + +/* Transmit Arbiter Registers MAC 1 and 2, use MR_ADDR() to access */ +/* TXA_ITI_INI 32 bit Tx Arb Interval Timer Init Val */ +/* TXA_ITI_VAL 32 bit Tx Arb Interval Timer Value */ +/* TXA_LIM_INI 32 bit Tx Arb Limit Counter Init Val */ +/* TXA_LIM_VAL 32 bit Tx Arb Limit Counter Value */ + +#define TXA_MAX_VAL 0x00ffffffUL /* Bit 23.. 0: Max TXA Timer/Cnt Val */ + +/* TXA_CTRL 8 bit Tx Arbiter Control Register */ +enum { + TXA_ENA_FSYNC = 1<<7, /* Enable force of sync Tx queue */ + TXA_DIS_FSYNC = 1<<6, /* Disable force of sync Tx queue */ + TXA_ENA_ALLOC = 1<<5, /* Enable alloc of free bandwidth */ + TXA_DIS_ALLOC = 1<<4, /* Disable alloc of free bandwidth */ + TXA_START_RC = 1<<3, /* Start sync Rate Control */ + TXA_STOP_RC = 1<<2, /* Stop sync Rate Control */ + TXA_ENA_ARB = 1<<1, /* Enable Tx Arbiter */ + TXA_DIS_ARB = 1<<0, /* Disable Tx Arbiter */ +}; + +/* + * Bank 4 - 5 + */ +/* Transmit Arbiter Registers MAC 1 and 2, use MR_ADDR() to access */ +enum { + TXA_ITI_INI = 0x0200,/* 32 bit Tx Arb Interval Timer Init Val*/ + TXA_ITI_VAL = 0x0204,/* 32 bit Tx Arb Interval Timer Value */ + TXA_LIM_INI = 0x0208,/* 32 bit Tx Arb Limit Counter Init Val */ + TXA_LIM_VAL = 0x020c,/* 32 bit Tx Arb Limit Counter Value */ + TXA_CTRL = 0x0210,/* 8 bit Tx Arbiter Control Register */ + TXA_TEST = 0x0211,/* 8 bit Tx Arbiter Test Register */ + TXA_STAT = 0x0212,/* 8 bit Tx Arbiter Status Register */ +}; + + +enum { + B6_EXT_REG = 0x0300,/* External registers (GENESIS only) */ + B7_CFG_SPC = 0x0380,/* copy of the Configuration register */ + B8_RQ1_REGS = 0x0400,/* Receive Queue 1 */ + B8_RQ2_REGS = 0x0480,/* Receive Queue 2 */ + B8_TS1_REGS = 0x0600,/* Transmit sync queue 1 */ + B8_TA1_REGS = 0x0680,/* Transmit async queue 1 */ + B8_TS2_REGS = 0x0700,/* Transmit sync queue 2 */ + B8_TA2_REGS = 0x0780,/* Transmit sync queue 2 */ + B16_RAM_REGS = 0x0800,/* RAM Buffer Registers */ +}; + +/* Queue Register Offsets, use Q_ADDR() to access */ +enum { + B8_Q_REGS = 0x0400, /* base of Queue registers */ + Q_D = 0x00, /* 8*32 bit Current Descriptor */ + Q_DA_L = 0x20, /* 32 bit Current Descriptor Address Low dWord */ + Q_DA_H = 0x24, /* 32 bit Current Descriptor Address High dWord */ + Q_AC_L = 0x28, /* 32 bit Current Address Counter Low dWord */ + Q_AC_H = 0x2c, /* 32 bit Current Address Counter High dWord */ + Q_BC = 0x30, /* 32 bit Current Byte Counter */ + Q_CSR = 0x34, /* 32 bit BMU Control/Status Register */ + Q_F = 0x38, /* 32 bit Flag Register */ + Q_T1 = 0x3c, /* 32 bit Test Register 1 */ + Q_T1_TR = 0x3c, /* 8 bit Test Register 1 Transfer SM */ + Q_T1_WR = 0x3d, /* 8 bit Test Register 1 Write Descriptor SM */ + Q_T1_RD = 0x3e, /* 8 bit Test Register 1 Read Descriptor SM */ + Q_T1_SV = 0x3f, /* 8 bit Test Register 1 Supervisor SM */ + Q_T2 = 0x40, /* 32 bit Test Register 2 */ + Q_T3 = 0x44, /* 32 bit Test Register 3 */ + +/* Yukon-2 */ + Q_DONE = 0x24, /* 16 bit Done Index (Yukon-2 only) */ + Q_WM = 0x40, /* 16 bit FIFO Watermark */ + Q_AL = 0x42, /* 8 bit FIFO Alignment */ + Q_RSP = 0x44, /* 16 bit FIFO Read Shadow Pointer */ + Q_RSL = 0x46, /* 8 bit FIFO Read Shadow Level */ + Q_RP = 0x48, /* 8 bit FIFO Read Pointer */ + Q_RL = 0x4a, /* 8 bit FIFO Read Level */ + Q_WP = 0x4c, /* 8 bit FIFO Write Pointer */ + Q_WSP = 0x4d, /* 8 bit FIFO Write Shadow Pointer */ + Q_WL = 0x4e, /* 8 bit FIFO Write Level */ + Q_WSL = 0x4f, /* 8 bit FIFO Write Shadow Level */ +}; +#define Q_ADDR(reg, offs) (B8_Q_REGS + (reg) + (offs)) + +/* RAM Buffer Register Offsets */ +enum { + + RB_START = 0x00,/* 32 bit RAM Buffer Start Address */ + RB_END = 0x04,/* 32 bit RAM Buffer End Address */ + RB_WP = 0x08,/* 32 bit RAM Buffer Write Pointer */ + RB_RP = 0x0c,/* 32 bit RAM Buffer Read Pointer */ + RB_RX_UTPP = 0x10,/* 32 bit Rx Upper Threshold, Pause Packet */ + RB_RX_LTPP = 0x14,/* 32 bit Rx Lower Threshold, Pause Packet */ + RB_RX_UTHP = 0x18,/* 32 bit Rx Upper Threshold, High Prio */ + RB_RX_LTHP = 0x1c,/* 32 bit Rx Lower Threshold, High Prio */ + /* 0x10 - 0x1f: reserved at Tx RAM Buffer Registers */ + RB_PC = 0x20,/* 32 bit RAM Buffer Packet Counter */ + RB_LEV = 0x24,/* 32 bit RAM Buffer Level Register */ + RB_CTRL = 0x28,/* 32 bit RAM Buffer Control Register */ + RB_TST1 = 0x29,/* 8 bit RAM Buffer Test Register 1 */ + RB_TST2 = 0x2a,/* 8 bit RAM Buffer Test Register 2 */ +}; + +/* Receive and Transmit Queues */ +enum { + Q_R1 = 0x0000, /* Receive Queue 1 */ + Q_R2 = 0x0080, /* Receive Queue 2 */ + Q_XS1 = 0x0200, /* Synchronous Transmit Queue 1 */ + Q_XA1 = 0x0280, /* Asynchronous Transmit Queue 1 */ + Q_XS2 = 0x0300, /* Synchronous Transmit Queue 2 */ + Q_XA2 = 0x0380, /* Asynchronous Transmit Queue 2 */ +}; + +/* Different MAC Types */ +enum { + SK_MAC_XMAC = 0, /* Xaqti XMAC II */ + SK_MAC_GMAC = 1, /* Marvell GMAC */ +}; + +/* Different PHY Types */ +enum { + SK_PHY_XMAC = 0,/* integrated in XMAC II */ + SK_PHY_BCOM = 1,/* Broadcom BCM5400 */ + SK_PHY_LONE = 2,/* Level One LXT1000 [not supported]*/ + SK_PHY_NAT = 3,/* National DP83891 [not supported] */ + SK_PHY_MARV_COPPER= 4,/* Marvell 88E1011S */ + SK_PHY_MARV_FIBER = 5,/* Marvell 88E1011S working on fiber */ +}; + +/* PHY addresses (bits 12..8 of PHY address reg) */ +enum { + PHY_ADDR_XMAC = 0<<8, + PHY_ADDR_BCOM = 1<<8, + PHY_ADDR_LONE = 3<<8, + PHY_ADDR_NAT = 0<<8, +/* GPHY address (bits 15..11 of SMI control reg) */ + PHY_ADDR_MARV = 0, +}; + +#define RB_ADDR(offs, queue) (B16_RAM_REGS + (queue) + (offs)) + +/* Receive MAC FIFO, Receive LED, and Link_Sync regs (GENESIS only) */ +enum { + RX_MFF_EA = 0x0c00,/* 32 bit Receive MAC FIFO End Address */ + RX_MFF_WP = 0x0c04,/* 32 bit Receive MAC FIFO Write Pointer */ + + RX_MFF_RP = 0x0c0c,/* 32 bit Receive MAC FIFO Read Pointer */ + RX_MFF_PC = 0x0c10,/* 32 bit Receive MAC FIFO Packet Cnt */ + RX_MFF_LEV = 0x0c14,/* 32 bit Receive MAC FIFO Level */ + RX_MFF_CTRL1 = 0x0c18,/* 16 bit Receive MAC FIFO Control Reg 1*/ + RX_MFF_STAT_TO = 0x0c1a,/* 8 bit Receive MAC Status Timeout */ + RX_MFF_TIST_TO = 0x0c1b,/* 8 bit Receive MAC Time Stamp Timeout */ + RX_MFF_CTRL2 = 0x0c1c,/* 8 bit Receive MAC FIFO Control Reg 2*/ + RX_MFF_TST1 = 0x0c1d,/* 8 bit Receive MAC FIFO Test Reg 1 */ + RX_MFF_TST2 = 0x0c1e,/* 8 bit Receive MAC FIFO Test Reg 2 */ + + RX_LED_INI = 0x0c20,/* 32 bit Receive LED Cnt Init Value */ + RX_LED_VAL = 0x0c24,/* 32 bit Receive LED Cnt Current Value */ + RX_LED_CTRL = 0x0c28,/* 8 bit Receive LED Cnt Control Reg */ + RX_LED_TST = 0x0c29,/* 8 bit Receive LED Cnt Test Register */ + + LNK_SYNC_INI = 0x0c30,/* 32 bit Link Sync Cnt Init Value */ + LNK_SYNC_VAL = 0x0c34,/* 32 bit Link Sync Cnt Current Value */ + LNK_SYNC_CTRL = 0x0c38,/* 8 bit Link Sync Cnt Control Register */ + LNK_SYNC_TST = 0x0c39,/* 8 bit Link Sync Cnt Test Register */ + LNK_LED_REG = 0x0c3c,/* 8 bit Link LED Register */ +}; + +/* Receive and Transmit MAC FIFO Registers (GENESIS only) */ +/* RX_MFF_CTRL1 16 bit Receive MAC FIFO Control Reg 1 */ +enum { + MFF_ENA_RDY_PAT = 1<<13, /* Enable Ready Patch */ + MFF_DIS_RDY_PAT = 1<<12, /* Disable Ready Patch */ + MFF_ENA_TIM_PAT = 1<<11, /* Enable Timing Patch */ + MFF_DIS_TIM_PAT = 1<<10, /* Disable Timing Patch */ + MFF_ENA_ALM_FUL = 1<<9, /* Enable AlmostFull Sign */ + MFF_DIS_ALM_FUL = 1<<8, /* Disable AlmostFull Sign */ + MFF_ENA_PAUSE = 1<<7, /* Enable Pause Signaling */ + MFF_DIS_PAUSE = 1<<6, /* Disable Pause Signaling */ + MFF_ENA_FLUSH = 1<<5, /* Enable Frame Flushing */ + MFF_DIS_FLUSH = 1<<4, /* Disable Frame Flushing */ + MFF_ENA_TIST = 1<<3, /* Enable Time Stamp Gener */ + MFF_DIS_TIST = 1<<2, /* Disable Time Stamp Gener */ + MFF_CLR_INTIST = 1<<1, /* Clear IRQ No Time Stamp */ + MFF_CLR_INSTAT = 1<<0, /* Clear IRQ No Status */ +#define MFF_RX_CTRL_DEF MFF_ENA_TIM_PAT +}; + +/* TX_MFF_CTRL1 16 bit Transmit MAC FIFO Control Reg 1 */ +enum { + MFF_CLR_PERR = 1<<15, /* Clear Parity Error IRQ */ + /* Bit 14: reserved */ + MFF_ENA_PKT_REC = 1<<13, /* Enable Packet Recovery */ + MFF_DIS_PKT_REC = 1<<12, /* Disable Packet Recovery */ + + MFF_ENA_W4E = 1<<7, /* Enable Wait for Empty */ + MFF_DIS_W4E = 1<<6, /* Disable Wait for Empty */ + + MFF_ENA_LOOPB = 1<<3, /* Enable Loopback */ + MFF_DIS_LOOPB = 1<<2, /* Disable Loopback */ + MFF_CLR_MAC_RST = 1<<1, /* Clear XMAC Reset */ + MFF_SET_MAC_RST = 1<<0, /* Set XMAC Reset */ +}; + +#define MFF_TX_CTRL_DEF (MFF_ENA_PKT_REC | MFF_ENA_TIM_PAT | MFF_ENA_FLUSH) + +/* RX_MFF_TST2 8 bit Receive MAC FIFO Test Register 2 */ +/* TX_MFF_TST2 8 bit Transmit MAC FIFO Test Register 2 */ +enum { + MFF_WSP_T_ON = 1<<6, /* Tx: Write Shadow Ptr TestOn */ + MFF_WSP_T_OFF = 1<<5, /* Tx: Write Shadow Ptr TstOff */ + MFF_WSP_INC = 1<<4, /* Tx: Write Shadow Ptr Increment */ + MFF_PC_DEC = 1<<3, /* Packet Counter Decrement */ + MFF_PC_T_ON = 1<<2, /* Packet Counter Test On */ + MFF_PC_T_OFF = 1<<1, /* Packet Counter Test Off */ + MFF_PC_INC = 1<<0, /* Packet Counter Increment */ +}; + +/* RX_MFF_TST1 8 bit Receive MAC FIFO Test Register 1 */ +/* TX_MFF_TST1 8 bit Transmit MAC FIFO Test Register 1 */ +enum { + MFF_WP_T_ON = 1<<6, /* Write Pointer Test On */ + MFF_WP_T_OFF = 1<<5, /* Write Pointer Test Off */ + MFF_WP_INC = 1<<4, /* Write Pointer Increm */ + + MFF_RP_T_ON = 1<<2, /* Read Pointer Test On */ + MFF_RP_T_OFF = 1<<1, /* Read Pointer Test Off */ + MFF_RP_DEC = 1<<0, /* Read Pointer Decrement */ +}; + +/* RX_MFF_CTRL2 8 bit Receive MAC FIFO Control Reg 2 */ +/* TX_MFF_CTRL2 8 bit Transmit MAC FIFO Control Reg 2 */ +enum { + MFF_ENA_OP_MD = 1<<3, /* Enable Operation Mode */ + MFF_DIS_OP_MD = 1<<2, /* Disable Operation Mode */ + MFF_RST_CLR = 1<<1, /* Clear MAC FIFO Reset */ + MFF_RST_SET = 1<<0, /* Set MAC FIFO Reset */ +}; + + +/* Link LED Counter Registers (GENESIS only) */ + +/* RX_LED_CTRL 8 bit Receive LED Cnt Control Reg */ +/* TX_LED_CTRL 8 bit Transmit LED Cnt Control Reg */ +/* LNK_SYNC_CTRL 8 bit Link Sync Cnt Control Register */ +enum { + LED_START = 1<<2, /* Start Timer */ + LED_STOP = 1<<1, /* Stop Timer */ + LED_STATE = 1<<0, /* Rx/Tx: LED State, 1=LED on */ +}; + +/* RX_LED_TST 8 bit Receive LED Cnt Test Register */ +/* TX_LED_TST 8 bit Transmit LED Cnt Test Register */ +/* LNK_SYNC_TST 8 bit Link Sync Cnt Test Register */ +enum { + LED_T_ON = 1<<2, /* LED Counter Test mode On */ + LED_T_OFF = 1<<1, /* LED Counter Test mode Off */ + LED_T_STEP = 1<<0, /* LED Counter Step */ +}; + +/* LNK_LED_REG 8 bit Link LED Register */ +enum { + LED_BLK_ON = 1<<5, /* Link LED Blinking On */ + LED_BLK_OFF = 1<<4, /* Link LED Blinking Off */ + LED_SYNC_ON = 1<<3, /* Use Sync Wire to switch LED */ + LED_SYNC_OFF = 1<<2, /* Disable Sync Wire Input */ + LED_ON = 1<<1, /* switch LED on */ + LED_OFF = 1<<0, /* switch LED off */ +}; + +/* Receive GMAC FIFO (YUKON and Yukon-2) */ +enum { + RX_GMF_EA = 0x0c40,/* 32 bit Rx GMAC FIFO End Address */ + RX_GMF_AF_THR = 0x0c44,/* 32 bit Rx GMAC FIFO Almost Full Thresh. */ + RX_GMF_CTRL_T = 0x0c48,/* 32 bit Rx GMAC FIFO Control/Test */ + RX_GMF_FL_MSK = 0x0c4c,/* 32 bit Rx GMAC FIFO Flush Mask */ + RX_GMF_FL_THR = 0x0c50,/* 32 bit Rx GMAC FIFO Flush Threshold */ + RX_GMF_TR_THR = 0x0c54,/* 32 bit Rx Truncation Threshold (Yukon-2) */ + + RX_GMF_VLAN = 0x0c5c,/* 32 bit Rx VLAN Type Register (Yukon-2) */ + RX_GMF_WP = 0x0c60,/* 32 bit Rx GMAC FIFO Write Pointer */ + + RX_GMF_WLEV = 0x0c68,/* 32 bit Rx GMAC FIFO Write Level */ + + RX_GMF_RP = 0x0c70,/* 32 bit Rx GMAC FIFO Read Pointer */ + + RX_GMF_RLEV = 0x0c78,/* 32 bit Rx GMAC FIFO Read Level */ +}; + + +/* TXA_TEST 8 bit Tx Arbiter Test Register */ +enum { + TXA_INT_T_ON = 1<<5, /* Tx Arb Interval Timer Test On */ + TXA_INT_T_OFF = 1<<4, /* Tx Arb Interval Timer Test Off */ + TXA_INT_T_STEP = 1<<3, /* Tx Arb Interval Timer Step */ + TXA_LIM_T_ON = 1<<2, /* Tx Arb Limit Timer Test On */ + TXA_LIM_T_OFF = 1<<1, /* Tx Arb Limit Timer Test Off */ + TXA_LIM_T_STEP = 1<<0, /* Tx Arb Limit Timer Step */ +}; + +/* TXA_STAT 8 bit Tx Arbiter Status Register */ +enum { + TXA_PRIO_XS = 1<<0, /* sync queue has prio to send */ +}; + + +/* Q_BC 32 bit Current Byte Counter */ + +/* BMU Control Status Registers */ +/* B0_R1_CSR 32 bit BMU Ctrl/Stat Rx Queue 1 */ +/* B0_R2_CSR 32 bit BMU Ctrl/Stat Rx Queue 2 */ +/* B0_XA1_CSR 32 bit BMU Ctrl/Stat Sync Tx Queue 1 */ +/* B0_XS1_CSR 32 bit BMU Ctrl/Stat Async Tx Queue 1 */ +/* B0_XA2_CSR 32 bit BMU Ctrl/Stat Sync Tx Queue 2 */ +/* B0_XS2_CSR 32 bit BMU Ctrl/Stat Async Tx Queue 2 */ +/* Q_CSR 32 bit BMU Control/Status Register */ + +enum { + CSR_SV_IDLE = 1<<24, /* BMU SM Idle */ + + CSR_DESC_CLR = 1<<21, /* Clear Reset for Descr */ + CSR_DESC_SET = 1<<20, /* Set Reset for Descr */ + CSR_FIFO_CLR = 1<<19, /* Clear Reset for FIFO */ + CSR_FIFO_SET = 1<<18, /* Set Reset for FIFO */ + CSR_HPI_RUN = 1<<17, /* Release HPI SM */ + CSR_HPI_RST = 1<<16, /* Reset HPI SM to Idle */ + CSR_SV_RUN = 1<<15, /* Release Supervisor SM */ + CSR_SV_RST = 1<<14, /* Reset Supervisor SM */ + CSR_DREAD_RUN = 1<<13, /* Release Descr Read SM */ + CSR_DREAD_RST = 1<<12, /* Reset Descr Read SM */ + CSR_DWRITE_RUN = 1<<11, /* Release Descr Write SM */ + CSR_DWRITE_RST = 1<<10, /* Reset Descr Write SM */ + CSR_TRANS_RUN = 1<<9, /* Release Transfer SM */ + CSR_TRANS_RST = 1<<8, /* Reset Transfer SM */ + CSR_ENA_POL = 1<<7, /* Enable Descr Polling */ + CSR_DIS_POL = 1<<6, /* Disable Descr Polling */ + CSR_STOP = 1<<5, /* Stop Rx/Tx Queue */ + CSR_START = 1<<4, /* Start Rx/Tx Queue */ + CSR_IRQ_CL_P = 1<<3, /* (Rx) Clear Parity IRQ */ + CSR_IRQ_CL_B = 1<<2, /* Clear EOB IRQ */ + CSR_IRQ_CL_F = 1<<1, /* Clear EOF IRQ */ + CSR_IRQ_CL_C = 1<<0, /* Clear ERR IRQ */ +}; + +#define CSR_SET_RESET (CSR_DESC_SET | CSR_FIFO_SET | CSR_HPI_RST |\ + CSR_SV_RST | CSR_DREAD_RST | CSR_DWRITE_RST |\ + CSR_TRANS_RST) +#define CSR_CLR_RESET (CSR_DESC_CLR | CSR_FIFO_CLR | CSR_HPI_RUN |\ + CSR_SV_RUN | CSR_DREAD_RUN | CSR_DWRITE_RUN |\ + CSR_TRANS_RUN) + +/* Q_F 32 bit Flag Register */ +enum { + F_ALM_FULL = 1<<27, /* Rx FIFO: almost full */ + F_EMPTY = 1<<27, /* Tx FIFO: empty flag */ + F_FIFO_EOF = 1<<26, /* Tag (EOF Flag) bit in FIFO */ + F_WM_REACHED = 1<<25, /* Watermark reached */ + + F_FIFO_LEVEL = 0x1fL<<16, /* Bit 23..16: # of Qwords in FIFO */ + F_WATER_MARK = 0x0007ffL, /* Bit 10.. 0: Watermark */ +}; + +/* RAM Buffer Register Offsets, use RB_ADDR(Queue, Offs) to access */ +/* RB_START 32 bit RAM Buffer Start Address */ +/* RB_END 32 bit RAM Buffer End Address */ +/* RB_WP 32 bit RAM Buffer Write Pointer */ +/* RB_RP 32 bit RAM Buffer Read Pointer */ +/* RB_RX_UTPP 32 bit Rx Upper Threshold, Pause Pack */ +/* RB_RX_LTPP 32 bit Rx Lower Threshold, Pause Pack */ +/* RB_RX_UTHP 32 bit Rx Upper Threshold, High Prio */ +/* RB_RX_LTHP 32 bit Rx Lower Threshold, High Prio */ +/* RB_PC 32 bit RAM Buffer Packet Counter */ +/* RB_LEV 32 bit RAM Buffer Level Register */ + +#define RB_MSK 0x0007ffff /* Bit 18.. 0: RAM Buffer Pointer Bits */ +/* RB_TST2 8 bit RAM Buffer Test Register 2 */ +/* RB_TST1 8 bit RAM Buffer Test Register 1 */ + +/* RB_CTRL 8 bit RAM Buffer Control Register */ +enum { + RB_ENA_STFWD = 1<<5, /* Enable Store & Forward */ + RB_DIS_STFWD = 1<<4, /* Disable Store & Forward */ + RB_ENA_OP_MD = 1<<3, /* Enable Operation Mode */ + RB_DIS_OP_MD = 1<<2, /* Disable Operation Mode */ + RB_RST_CLR = 1<<1, /* Clear RAM Buf STM Reset */ + RB_RST_SET = 1<<0, /* Set RAM Buf STM Reset */ +}; + +/* Transmit MAC FIFO and Transmit LED Registers (GENESIS only), */ +enum { + TX_MFF_EA = 0x0d00,/* 32 bit Transmit MAC FIFO End Address */ + TX_MFF_WP = 0x0d04,/* 32 bit Transmit MAC FIFO WR Pointer */ + TX_MFF_WSP = 0x0d08,/* 32 bit Transmit MAC FIFO WR Shadow Ptr */ + TX_MFF_RP = 0x0d0c,/* 32 bit Transmit MAC FIFO RD Pointer */ + TX_MFF_PC = 0x0d10,/* 32 bit Transmit MAC FIFO Packet Cnt */ + TX_MFF_LEV = 0x0d14,/* 32 bit Transmit MAC FIFO Level */ + TX_MFF_CTRL1 = 0x0d18,/* 16 bit Transmit MAC FIFO Ctrl Reg 1 */ + TX_MFF_WAF = 0x0d1a,/* 8 bit Transmit MAC Wait after flush */ + + TX_MFF_CTRL2 = 0x0d1c,/* 8 bit Transmit MAC FIFO Ctrl Reg 2 */ + TX_MFF_TST1 = 0x0d1d,/* 8 bit Transmit MAC FIFO Test Reg 1 */ + TX_MFF_TST2 = 0x0d1e,/* 8 bit Transmit MAC FIFO Test Reg 2 */ + + TX_LED_INI = 0x0d20,/* 32 bit Transmit LED Cnt Init Value */ + TX_LED_VAL = 0x0d24,/* 32 bit Transmit LED Cnt Current Val */ + TX_LED_CTRL = 0x0d28,/* 8 bit Transmit LED Cnt Control Reg */ + TX_LED_TST = 0x0d29,/* 8 bit Transmit LED Cnt Test Reg */ +}; + +/* Counter and Timer constants, for a host clock of 62.5 MHz */ +#define SK_XMIT_DUR 0x002faf08UL /* 50 ms */ +#define SK_BLK_DUR 0x01dcd650UL /* 500 ms */ + +#define SK_DPOLL_DEF 0x00ee6b28UL /* 250 ms at 62.5 MHz */ + +#define SK_DPOLL_MAX 0x00ffffffUL /* 268 ms at 62.5 MHz */ + /* 215 ms at 78.12 MHz */ + +#define SK_FACT_62 100 /* is given in percent */ +#define SK_FACT_53 85 /* on GENESIS: 53.12 MHz */ +#define SK_FACT_78 125 /* on YUKON: 78.12 MHz */ + + +/* Transmit GMAC FIFO (YUKON only) */ +enum { + TX_GMF_EA = 0x0d40,/* 32 bit Tx GMAC FIFO End Address */ + TX_GMF_AE_THR = 0x0d44,/* 32 bit Tx GMAC FIFO Almost Empty Thresh.*/ + TX_GMF_CTRL_T = 0x0d48,/* 32 bit Tx GMAC FIFO Control/Test */ + + TX_GMF_WP = 0x0d60,/* 32 bit Tx GMAC FIFO Write Pointer */ + TX_GMF_WSP = 0x0d64,/* 32 bit Tx GMAC FIFO Write Shadow Ptr. */ + TX_GMF_WLEV = 0x0d68,/* 32 bit Tx GMAC FIFO Write Level */ + + TX_GMF_RP = 0x0d70,/* 32 bit Tx GMAC FIFO Read Pointer */ + TX_GMF_RSTP = 0x0d74,/* 32 bit Tx GMAC FIFO Restart Pointer */ + TX_GMF_RLEV = 0x0d78,/* 32 bit Tx GMAC FIFO Read Level */ + + /* Descriptor Poll Timer Registers */ + B28_DPT_INI = 0x0e00,/* 24 bit Descriptor Poll Timer Init Val */ + B28_DPT_VAL = 0x0e04,/* 24 bit Descriptor Poll Timer Curr Val */ + B28_DPT_CTRL = 0x0e08,/* 8 bit Descriptor Poll Timer Ctrl Reg */ + + B28_DPT_TST = 0x0e0a,/* 8 bit Descriptor Poll Timer Test Reg */ + + /* Time Stamp Timer Registers (YUKON only) */ + GMAC_TI_ST_VAL = 0x0e14,/* 32 bit Time Stamp Timer Curr Val */ + GMAC_TI_ST_CTRL = 0x0e18,/* 8 bit Time Stamp Timer Ctrl Reg */ + GMAC_TI_ST_TST = 0x0e1a,/* 8 bit Time Stamp Timer Test Reg */ +}; + +/* Status BMU Registers (Yukon-2 only)*/ +enum { + STAT_CTRL = 0x0e80,/* 32 bit Status BMU Control Reg */ + STAT_LAST_IDX = 0x0e84,/* 16 bit Status BMU Last Index */ + /* 0x0e85 - 0x0e86: reserved */ + STAT_LIST_ADDR_LO = 0x0e88,/* 32 bit Status List Start Addr (low) */ + STAT_LIST_ADDR_HI = 0x0e8c,/* 32 bit Status List Start Addr (high) */ + STAT_TXA1_RIDX = 0x0e90,/* 16 bit Status TxA1 Report Index Reg */ + STAT_TXS1_RIDX = 0x0e92,/* 16 bit Status TxS1 Report Index Reg */ + STAT_TXA2_RIDX = 0x0e94,/* 16 bit Status TxA2 Report Index Reg */ + STAT_TXS2_RIDX = 0x0e96,/* 16 bit Status TxS2 Report Index Reg */ + STAT_TX_IDX_TH = 0x0e98,/* 16 bit Status Tx Index Threshold Reg */ + STAT_PUT_IDX = 0x0e9c,/* 16 bit Status Put Index Reg */ + +/* FIFO Control/Status Registers (Yukon-2 only)*/ + STAT_FIFO_WP = 0x0ea0,/* 8 bit Status FIFO Write Pointer Reg */ + STAT_FIFO_RP = 0x0ea4,/* 8 bit Status FIFO Read Pointer Reg */ + STAT_FIFO_RSP = 0x0ea6,/* 8 bit Status FIFO Read Shadow Ptr */ + STAT_FIFO_LEVEL = 0x0ea8,/* 8 bit Status FIFO Level Reg */ + STAT_FIFO_SHLVL = 0x0eaa,/* 8 bit Status FIFO Shadow Level Reg */ + STAT_FIFO_WM = 0x0eac,/* 8 bit Status FIFO Watermark Reg */ + STAT_FIFO_ISR_WM = 0x0ead,/* 8 bit Status FIFO ISR Watermark Reg */ + +/* Level and ISR Timer Registers (Yukon-2 only)*/ + STAT_LEV_TIMER_INI = 0x0eb0,/* 32 bit Level Timer Init. Value Reg */ + STAT_LEV_TIMER_CNT = 0x0eb4,/* 32 bit Level Timer Counter Reg */ + STAT_LEV_TIMER_CTRL = 0x0eb8,/* 8 bit Level Timer Control Reg */ + STAT_LEV_TIMER_TEST = 0x0eb9,/* 8 bit Level Timer Test Reg */ + STAT_TX_TIMER_INI = 0x0ec0,/* 32 bit Tx Timer Init. Value Reg */ + STAT_TX_TIMER_CNT = 0x0ec4,/* 32 bit Tx Timer Counter Reg */ + STAT_TX_TIMER_CTRL = 0x0ec8,/* 8 bit Tx Timer Control Reg */ + STAT_TX_TIMER_TEST = 0x0ec9,/* 8 bit Tx Timer Test Reg */ + STAT_ISR_TIMER_INI = 0x0ed0,/* 32 bit ISR Timer Init. Value Reg */ + STAT_ISR_TIMER_CNT = 0x0ed4,/* 32 bit ISR Timer Counter Reg */ + STAT_ISR_TIMER_CTRL = 0x0ed8,/* 8 bit ISR Timer Control Reg */ + STAT_ISR_TIMER_TEST = 0x0ed9,/* 8 bit ISR Timer Test Reg */ + + ST_LAST_IDX_MASK = 0x007f,/* Last Index Mask */ + ST_TXRP_IDX_MASK = 0x0fff,/* Tx Report Index Mask */ + ST_TXTH_IDX_MASK = 0x0fff,/* Tx Threshold Index Mask */ + ST_WM_IDX_MASK = 0x3f,/* FIFO Watermark Index Mask */ +}; + +enum { + LINKLED_OFF = 0x01, + LINKLED_ON = 0x02, + LINKLED_LINKSYNC_OFF = 0x04, + LINKLED_LINKSYNC_ON = 0x08, + LINKLED_BLINK_OFF = 0x10, + LINKLED_BLINK_ON = 0x20, +}; + +/* GMAC and GPHY Control Registers (YUKON only) */ +enum { + GMAC_CTRL = 0x0f00,/* 32 bit GMAC Control Reg */ + GPHY_CTRL = 0x0f04,/* 32 bit GPHY Control Reg */ + GMAC_IRQ_SRC = 0x0f08,/* 8 bit GMAC Interrupt Source Reg */ + GMAC_IRQ_MSK = 0x0f0c,/* 8 bit GMAC Interrupt Mask Reg */ + GMAC_LINK_CTRL = 0x0f10,/* 16 bit Link Control Reg */ + +/* Wake-up Frame Pattern Match Control Registers (YUKON only) */ + + WOL_REG_OFFS = 0x20,/* HW-Bug: Address is + 0x20 against spec. */ + + WOL_CTRL_STAT = 0x0f20,/* 16 bit WOL Control/Status Reg */ + WOL_MATCH_CTL = 0x0f22,/* 8 bit WOL Match Control Reg */ + WOL_MATCH_RES = 0x0f23,/* 8 bit WOL Match Result Reg */ + WOL_MAC_ADDR = 0x0f24,/* 32 bit WOL MAC Address */ + WOL_PATT_PME = 0x0f2a,/* 8 bit WOL PME Match Enable (Yukon-2) */ + WOL_PATT_ASFM = 0x0f2b,/* 8 bit WOL ASF Match Enable (Yukon-2) */ + WOL_PATT_RPTR = 0x0f2c,/* 8 bit WOL Pattern Read Pointer */ + +/* WOL Pattern Length Registers (YUKON only) */ + + WOL_PATT_LEN_LO = 0x0f30,/* 32 bit WOL Pattern Length 3..0 */ + WOL_PATT_LEN_HI = 0x0f34,/* 24 bit WOL Pattern Length 6..4 */ + +/* WOL Pattern Counter Registers (YUKON only) */ + + WOL_PATT_CNT_0 = 0x0f38,/* 32 bit WOL Pattern Counter 3..0 */ + WOL_PATT_CNT_4 = 0x0f3c,/* 24 bit WOL Pattern Counter 6..4 */ +}; + +enum { + WOL_PATT_RAM_1 = 0x1000,/* WOL Pattern RAM Link 1 */ + WOL_PATT_RAM_2 = 0x1400,/* WOL Pattern RAM Link 2 */ +}; + +enum { + BASE_XMAC_1 = 0x2000,/* XMAC 1 registers */ + BASE_GMAC_1 = 0x2800,/* GMAC 1 registers */ + BASE_XMAC_2 = 0x3000,/* XMAC 2 registers */ + BASE_GMAC_2 = 0x3800,/* GMAC 2 registers */ +}; + +/* + * Receive Frame Status Encoding + */ +enum { + XMR_FS_LEN = 0x3fff<<18, /* Bit 31..18: Rx Frame Length */ + XMR_FS_2L_VLAN = 1<<17, /* Bit 17: tagged wh 2Lev VLAN ID*/ + XMR_FS_1_VLAN = 1<<16, /* Bit 16: tagged wh 1ev VLAN ID*/ + XMR_FS_BC = 1<<15, /* Bit 15: Broadcast Frame */ + XMR_FS_MC = 1<<14, /* Bit 14: Multicast Frame */ + XMR_FS_UC = 1<<13, /* Bit 13: Unicast Frame */ + + XMR_FS_BURST = 1<<11, /* Bit 11: Burst Mode */ + XMR_FS_CEX_ERR = 1<<10, /* Bit 10: Carrier Ext. Error */ + XMR_FS_802_3 = 1<<9, /* Bit 9: 802.3 Frame */ + XMR_FS_COL_ERR = 1<<8, /* Bit 8: Collision Error */ + XMR_FS_CAR_ERR = 1<<7, /* Bit 7: Carrier Event Error */ + XMR_FS_LEN_ERR = 1<<6, /* Bit 6: In-Range Length Error */ + XMR_FS_FRA_ERR = 1<<5, /* Bit 5: Framing Error */ + XMR_FS_RUNT = 1<<4, /* Bit 4: Runt Frame */ + XMR_FS_LNG_ERR = 1<<3, /* Bit 3: Giant (Jumbo) Frame */ + XMR_FS_FCS_ERR = 1<<2, /* Bit 2: Frame Check Sequ Err */ + XMR_FS_ERR = 1<<1, /* Bit 1: Frame Error */ + XMR_FS_MCTRL = 1<<0, /* Bit 0: MAC Control Packet */ + +/* + * XMR_FS_ERR will be set if + * XMR_FS_FCS_ERR, XMR_FS_LNG_ERR, XMR_FS_RUNT, + * XMR_FS_FRA_ERR, XMR_FS_LEN_ERR, or XMR_FS_CEX_ERR + * is set. XMR_FS_LNG_ERR and XMR_FS_LEN_ERR will issue + * XMR_FS_ERR unless the corresponding bit in the Receive Command + * Register is set. + */ +}; + +/* +,* XMAC-PHY Registers, indirect addressed over the XMAC + */ +enum { + PHY_XMAC_CTRL = 0x00,/* 16 bit r/w PHY Control Register */ + PHY_XMAC_STAT = 0x01,/* 16 bit r/w PHY Status Register */ + PHY_XMAC_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */ + PHY_XMAC_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */ + PHY_XMAC_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */ + PHY_XMAC_AUNE_LP = 0x05,/* 16 bit r/o Link Partner Abi Reg */ + PHY_XMAC_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */ + PHY_XMAC_NEPG = 0x07,/* 16 bit r/w Next Page Register */ + PHY_XMAC_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner */ + + PHY_XMAC_EXT_STAT = 0x0f,/* 16 bit r/o Ext Status Register */ + PHY_XMAC_RES_ABI = 0x10,/* 16 bit r/o PHY Resolved Ability */ +}; +/* + * Broadcom-PHY Registers, indirect addressed over XMAC + */ +enum { + PHY_BCOM_CTRL = 0x00,/* 16 bit r/w PHY Control Register */ + PHY_BCOM_STAT = 0x01,/* 16 bit r/o PHY Status Register */ + PHY_BCOM_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */ + PHY_BCOM_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */ + PHY_BCOM_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */ + PHY_BCOM_AUNE_LP = 0x05,/* 16 bit r/o Link Part Ability Reg */ + PHY_BCOM_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */ + PHY_BCOM_NEPG = 0x07,/* 16 bit r/w Next Page Register */ + PHY_BCOM_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner */ + /* Broadcom-specific registers */ + PHY_BCOM_1000T_CTRL = 0x09,/* 16 bit r/w 1000Base-T Control Reg */ + PHY_BCOM_1000T_STAT = 0x0a,/* 16 bit r/o 1000Base-T Status Reg */ + PHY_BCOM_EXT_STAT = 0x0f,/* 16 bit r/o Extended Status Reg */ + PHY_BCOM_P_EXT_CTRL = 0x10,/* 16 bit r/w PHY Extended Ctrl Reg */ + PHY_BCOM_P_EXT_STAT = 0x11,/* 16 bit r/o PHY Extended Stat Reg */ + PHY_BCOM_RE_CTR = 0x12,/* 16 bit r/w Receive Error Counter */ + PHY_BCOM_FC_CTR = 0x13,/* 16 bit r/w False Carrier Sense Cnt */ + PHY_BCOM_RNO_CTR = 0x14,/* 16 bit r/w Receiver NOT_OK Cnt */ + + PHY_BCOM_AUX_CTRL = 0x18,/* 16 bit r/w Auxiliary Control Reg */ + PHY_BCOM_AUX_STAT = 0x19,/* 16 bit r/o Auxiliary Stat Summary */ + PHY_BCOM_INT_STAT = 0x1a,/* 16 bit r/o Interrupt Status Reg */ + PHY_BCOM_INT_MASK = 0x1b,/* 16 bit r/w Interrupt Mask Reg */ +}; + +/* + * Marvel-PHY Registers, indirect addressed over GMAC + */ +enum { + PHY_MARV_CTRL = 0x00,/* 16 bit r/w PHY Control Register */ + PHY_MARV_STAT = 0x01,/* 16 bit r/o PHY Status Register */ + PHY_MARV_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */ + PHY_MARV_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */ + PHY_MARV_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */ + PHY_MARV_AUNE_LP = 0x05,/* 16 bit r/o Link Part Ability Reg */ + PHY_MARV_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */ + PHY_MARV_NEPG = 0x07,/* 16 bit r/w Next Page Register */ + PHY_MARV_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner */ + /* Marvel-specific registers */ + PHY_MARV_1000T_CTRL = 0x09,/* 16 bit r/w 1000Base-T Control Reg */ + PHY_MARV_1000T_STAT = 0x0a,/* 16 bit r/o 1000Base-T Status Reg */ + PHY_MARV_EXT_STAT = 0x0f,/* 16 bit r/o Extended Status Reg */ + PHY_MARV_PHY_CTRL = 0x10,/* 16 bit r/w PHY Specific Ctrl Reg */ + PHY_MARV_PHY_STAT = 0x11,/* 16 bit r/o PHY Specific Stat Reg */ + PHY_MARV_INT_MASK = 0x12,/* 16 bit r/w Interrupt Mask Reg */ + PHY_MARV_INT_STAT = 0x13,/* 16 bit r/o Interrupt Status Reg */ + PHY_MARV_EXT_CTRL = 0x14,/* 16 bit r/w Ext. PHY Specific Ctrl */ + PHY_MARV_RXE_CNT = 0x15,/* 16 bit r/w Receive Error Counter */ + PHY_MARV_EXT_ADR = 0x16,/* 16 bit r/w Ext. Ad. for Cable Diag. */ + PHY_MARV_PORT_IRQ = 0x17,/* 16 bit r/o Port 0 IRQ (88E1111 only) */ + PHY_MARV_LED_CTRL = 0x18,/* 16 bit r/w LED Control Reg */ + PHY_MARV_LED_OVER = 0x19,/* 16 bit r/w Manual LED Override Reg */ + PHY_MARV_EXT_CTRL_2 = 0x1a,/* 16 bit r/w Ext. PHY Specific Ctrl 2 */ + PHY_MARV_EXT_P_STAT = 0x1b,/* 16 bit r/w Ext. PHY Spec. Stat Reg */ + PHY_MARV_CABLE_DIAG = 0x1c,/* 16 bit r/o Cable Diagnostic Reg */ + PHY_MARV_PAGE_ADDR = 0x1d,/* 16 bit r/w Extended Page Address Reg */ + PHY_MARV_PAGE_DATA = 0x1e,/* 16 bit r/w Extended Page Data Reg */ + +/* for 10/100 Fast Ethernet PHY (88E3082 only) */ + PHY_MARV_FE_LED_PAR = 0x16,/* 16 bit r/w LED Parallel Select Reg. */ + PHY_MARV_FE_LED_SER = 0x17,/* 16 bit r/w LED Stream Select S. LED */ + PHY_MARV_FE_VCT_TX = 0x1a,/* 16 bit r/w VCT Reg. for TXP/N Pins */ + PHY_MARV_FE_VCT_RX = 0x1b,/* 16 bit r/o VCT Reg. for RXP/N Pins */ + PHY_MARV_FE_SPEC_2 = 0x1c,/* 16 bit r/w Specific Control Reg. 2 */ +}; + +/* Level One-PHY Registers, indirect addressed over XMAC */ +enum { + PHY_LONE_CTRL = 0x00,/* 16 bit r/w PHY Control Register */ + PHY_LONE_STAT = 0x01,/* 16 bit r/o PHY Status Register */ + PHY_LONE_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */ + PHY_LONE_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */ + PHY_LONE_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */ + PHY_LONE_AUNE_LP = 0x05,/* 16 bit r/o Link Part Ability Reg */ + PHY_LONE_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */ + PHY_LONE_NEPG = 0x07,/* 16 bit r/w Next Page Register */ + PHY_LONE_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner */ + /* Level One-specific registers */ + PHY_LONE_1000T_CTRL = 0x09,/* 16 bit r/w 1000Base-T Control Reg */ + PHY_LONE_1000T_STAT = 0x0a,/* 16 bit r/o 1000Base-T Status Reg */ + PHY_LONE_EXT_STAT = 0x0f,/* 16 bit r/o Extended Status Reg */ + PHY_LONE_PORT_CFG = 0x10,/* 16 bit r/w Port Configuration Reg*/ + PHY_LONE_Q_STAT = 0x11,/* 16 bit r/o Quick Status Reg */ + PHY_LONE_INT_ENAB = 0x12,/* 16 bit r/w Interrupt Enable Reg */ + PHY_LONE_INT_STAT = 0x13,/* 16 bit r/o Interrupt Status Reg */ + PHY_LONE_LED_CFG = 0x14,/* 16 bit r/w LED Configuration Reg */ + PHY_LONE_PORT_CTRL = 0x15,/* 16 bit r/w Port Control Reg */ + PHY_LONE_CIM = 0x16,/* 16 bit r/o CIM Reg */ +}; + +/* National-PHY Registers, indirect addressed over XMAC */ +enum { + PHY_NAT_CTRL = 0x00,/* 16 bit r/w PHY Control Register */ + PHY_NAT_STAT = 0x01,/* 16 bit r/w PHY Status Register */ + PHY_NAT_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */ + PHY_NAT_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */ + PHY_NAT_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */ + PHY_NAT_AUNE_LP = 0x05,/* 16 bit r/o Link Partner Ability Reg */ + PHY_NAT_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */ + PHY_NAT_NEPG = 0x07,/* 16 bit r/w Next Page Register */ + PHY_NAT_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner Reg */ + /* National-specific registers */ + PHY_NAT_1000T_CTRL = 0x09,/* 16 bit r/w 1000Base-T Control Reg */ + PHY_NAT_1000T_STAT = 0x0a,/* 16 bit r/o 1000Base-T Status Reg */ + PHY_NAT_EXT_STAT = 0x0f,/* 16 bit r/o Extended Status Register */ + PHY_NAT_EXT_CTRL1 = 0x10,/* 16 bit r/o Extended Control Reg1 */ + PHY_NAT_Q_STAT1 = 0x11,/* 16 bit r/o Quick Status Reg1 */ + PHY_NAT_10B_OP = 0x12,/* 16 bit r/o 10Base-T Operations Reg */ + PHY_NAT_EXT_CTRL2 = 0x13,/* 16 bit r/o Extended Control Reg1 */ + PHY_NAT_Q_STAT2 = 0x14,/* 16 bit r/o Quick Status Reg2 */ + + PHY_NAT_PHY_ADDR = 0x19,/* 16 bit r/o PHY Address Register */ +}; + +enum { + PHY_CT_RESET = 1<<15, /* Bit 15: (sc) clear all PHY related regs */ + PHY_CT_LOOP = 1<<14, /* Bit 14: enable Loopback over PHY */ + PHY_CT_SPS_LSB = 1<<13, /* Bit 13: Speed select, lower bit */ + PHY_CT_ANE = 1<<12, /* Bit 12: Auto-Negotiation Enabled */ + PHY_CT_PDOWN = 1<<11, /* Bit 11: Power Down Mode */ + PHY_CT_ISOL = 1<<10, /* Bit 10: Isolate Mode */ + PHY_CT_RE_CFG = 1<<9, /* Bit 9: (sc) Restart Auto-Negotiation */ + PHY_CT_DUP_MD = 1<<8, /* Bit 8: Duplex Mode */ + PHY_CT_COL_TST = 1<<7, /* Bit 7: Collision Test enabled */ + PHY_CT_SPS_MSB = 1<<6, /* Bit 6: Speed select, upper bit */ +}; + +enum { + PHY_CT_SP1000 = PHY_CT_SPS_MSB, /* enable speed of 1000 Mbps */ + PHY_CT_SP100 = PHY_CT_SPS_LSB, /* enable speed of 100 Mbps */ + PHY_CT_SP10 = 0, /* enable speed of 10 Mbps */ +}; + +enum { + PHY_ST_EXT_ST = 1<<8, /* Bit 8: Extended Status Present */ + + PHY_ST_PRE_SUP = 1<<6, /* Bit 6: Preamble Suppression */ + PHY_ST_AN_OVER = 1<<5, /* Bit 5: Auto-Negotiation Over */ + PHY_ST_REM_FLT = 1<<4, /* Bit 4: Remote Fault Condition Occured */ + PHY_ST_AN_CAP = 1<<3, /* Bit 3: Auto-Negotiation Capability */ + PHY_ST_LSYNC = 1<<2, /* Bit 2: Link Synchronized */ + PHY_ST_JAB_DET = 1<<1, /* Bit 1: Jabber Detected */ + PHY_ST_EXT_REG = 1<<0, /* Bit 0: Extended Register available */ +}; + +enum { + PHY_I1_OUI_MSK = 0x3f<<10, /* Bit 15..10: Organization Unique ID */ + PHY_I1_MOD_NUM = 0x3f<<4, /* Bit 9.. 4: Model Number */ + PHY_I1_REV_MSK = 0xf, /* Bit 3.. 0: Revision Number */ +}; + +/* different Broadcom PHY Ids */ +enum { + PHY_BCOM_ID1_A1 = 0x6041, + PHY_BCOM_ID1_B2 = 0x6043, + PHY_BCOM_ID1_C0 = 0x6044, + PHY_BCOM_ID1_C5 = 0x6047, +}; + +/* different Marvell PHY Ids */ +enum { + PHY_MARV_ID0_VAL= 0x0141, /* Marvell Unique Identifier */ + PHY_MARV_ID1_B0 = 0x0C23, /* Yukon (PHY 88E1011) */ + PHY_MARV_ID1_B2 = 0x0C25, /* Yukon-Plus (PHY 88E1011) */ + PHY_MARV_ID1_C2 = 0x0CC2, /* Yukon-EC (PHY 88E1111) */ + PHY_MARV_ID1_Y2 = 0x0C91, /* Yukon-2 (PHY 88E1112) */ +}; + +enum { + PHY_AN_NXT_PG = 1<<15, /* Bit 15: Request Next Page */ + PHY_X_AN_ACK = 1<<14, /* Bit 14: (ro) Acknowledge Received */ + PHY_X_AN_RFB = 3<<12,/* Bit 13..12: Remote Fault Bits */ + + PHY_X_AN_PAUSE = 3<<7,/* Bit 8.. 7: Pause Bits */ + PHY_X_AN_HD = 1<<6, /* Bit 6: Half Duplex */ + PHY_X_AN_FD = 1<<5, /* Bit 5: Full Duplex */ +}; + +enum { + PHY_B_AN_RF = 1<<13, /* Bit 13: Remote Fault */ + + PHY_B_AN_ASP = 1<<11, /* Bit 11: Asymmetric Pause */ + PHY_B_AN_PC = 1<<10, /* Bit 10: Pause Capable */ + PHY_B_AN_SEL = 0x1f, /* Bit 4..0: Selector Field, 00001=Ethernet*/ +}; + +enum { + PHY_L_AN_RF = 1<<13, /* Bit 13: Remote Fault */ + /* Bit 12: reserved */ + PHY_L_AN_ASP = 1<<11, /* Bit 11: Asymmetric Pause */ + PHY_L_AN_PC = 1<<10, /* Bit 10: Pause Capable */ + + PHY_L_AN_SEL = 0x1f, /* Bit 4..0: Selector Field, 00001=Ethernet*/ +}; + +/* PHY_NAT_AUNE_ADV 16 bit r/w Auto-Negotiation Advertisement */ +/* PHY_NAT_AUNE_LP 16 bit r/o Link Partner Ability Reg *****/ +/* PHY_AN_NXT_PG (see XMAC) Bit 15: Request Next Page */ +enum { + PHY_N_AN_RF = 1<<13, /* Bit 13: Remote Fault */ + + PHY_N_AN_100F = 1<<11, /* Bit 11: 100Base-T2 FD Support */ + PHY_N_AN_100H = 1<<10, /* Bit 10: 100Base-T2 HD Support */ + + PHY_N_AN_SEL = 0x1f, /* Bit 4..0: Selector Field, 00001=Ethernet*/ +}; + +/* field type definition for PHY_x_AN_SEL */ +enum { + PHY_SEL_TYPE = 1, /* 00001 = Ethernet */ +}; + +enum { + PHY_ANE_LP_NP = 1<<3, /* Bit 3: Link Partner can Next Page */ + PHY_ANE_LOC_NP = 1<<2, /* Bit 2: Local PHY can Next Page */ + PHY_ANE_RX_PG = 1<<1, /* Bit 1: Page Received */ +}; + +enum { + PHY_ANE_PAR_DF = 1<<4, /* Bit 4: Parallel Detection Fault */ + + PHY_ANE_LP_CAP = 1<<0, /* Bit 0: Link Partner Auto-Neg. Cap. */ +}; + +enum { + PHY_NP_MORE = 1<<15, /* Bit 15: More, Next Pages to follow */ + PHY_NP_ACK1 = 1<<14, /* Bit 14: (ro) Ack1, for receiving a message */ + PHY_NP_MSG_VAL = 1<<13, /* Bit 13: Message Page valid */ + PHY_NP_ACK2 = 1<<12, /* Bit 12: Ack2, comply with msg content */ + PHY_NP_TOG = 1<<11, /* Bit 11: Toggle Bit, ensure sync */ + PHY_NP_MSG = 0x07ff, /* Bit 10..0: Message from/to Link Partner */ +}; + +enum { + PHY_X_EX_FD = 1<<15, /* Bit 15: Device Supports Full Duplex */ + PHY_X_EX_HD = 1<<14, /* Bit 14: Device Supports Half Duplex */ +}; + +enum { + PHY_X_RS_PAUSE = 3<<7,/* Bit 8..7: selected Pause Mode */ + PHY_X_RS_HD = 1<<6, /* Bit 6: Half Duplex Mode selected */ + PHY_X_RS_FD = 1<<5, /* Bit 5: Full Duplex Mode selected */ + PHY_X_RS_ABLMIS = 1<<4, /* Bit 4: duplex or pause cap mismatch */ + PHY_X_RS_PAUMIS = 1<<3, /* Bit 3: pause capability mismatch */ +}; + +/** Remote Fault Bits (PHY_X_AN_RFB) encoding */ +enum { + X_RFB_OK = 0<<12,/* Bit 13..12 No errors, Link OK */ + X_RFB_LF = 1<<12, /* Bit 13..12 Link Failure */ + X_RFB_OFF = 2<<12,/* Bit 13..12 Offline */ + X_RFB_AN_ERR = 3<<12,/* Bit 13..12 Auto-Negotiation Error */ +}; + +/* Pause Bits (PHY_X_AN_PAUSE and PHY_X_RS_PAUSE) encoding */ +enum { + PHY_X_P_NO_PAUSE = 0<<7,/* Bit 8..7: no Pause Mode */ + PHY_X_P_SYM_MD = 1<<7, /* Bit 8..7: symmetric Pause Mode */ + PHY_X_P_ASYM_MD = 2<<7,/* Bit 8..7: asymmetric Pause Mode */ + PHY_X_P_BOTH_MD = 3<<7,/* Bit 8..7: both Pause Mode */ +}; + + +/* Broadcom-Specific */ +/***** PHY_BCOM_1000T_CTRL 16 bit r/w 1000Base-T Control Reg *****/ +enum { + PHY_B_1000C_TEST = 7<<13,/* Bit 15..13: Test Modes */ + PHY_B_1000C_MSE = 1<<12, /* Bit 12: Master/Slave Enable */ + PHY_B_1000C_MSC = 1<<11, /* Bit 11: M/S Configuration */ + PHY_B_1000C_RD = 1<<10, /* Bit 10: Repeater/DTE */ + PHY_B_1000C_AFD = 1<<9, /* Bit 9: Advertise Full Duplex */ + PHY_B_1000C_AHD = 1<<8, /* Bit 8: Advertise Half Duplex */ +}; + +/***** PHY_BCOM_1000T_STAT 16 bit r/o 1000Base-T Status Reg *****/ +/***** PHY_MARV_1000T_STAT 16 bit r/o 1000Base-T Status Reg *****/ +enum { + PHY_B_1000S_MSF = 1<<15, /* Bit 15: Master/Slave Fault */ + PHY_B_1000S_MSR = 1<<14, /* Bit 14: Master/Slave Result */ + PHY_B_1000S_LRS = 1<<13, /* Bit 13: Local Receiver Status */ + PHY_B_1000S_RRS = 1<<12, /* Bit 12: Remote Receiver Status */ + PHY_B_1000S_LP_FD = 1<<11, /* Bit 11: Link Partner can FD */ + PHY_B_1000S_LP_HD = 1<<10, /* Bit 10: Link Partner can HD */ + /* Bit 9..8: reserved */ + PHY_B_1000S_IEC = 0xff, /* Bit 7..0: Idle Error Count */ +}; + +/***** PHY_BCOM_EXT_STAT 16 bit r/o Extended Status Register *****/ +enum { + PHY_B_ES_X_FD_CAP = 1<<15, /* Bit 15: 1000Base-X FD capable */ + PHY_B_ES_X_HD_CAP = 1<<14, /* Bit 14: 1000Base-X HD capable */ + PHY_B_ES_T_FD_CAP = 1<<13, /* Bit 13: 1000Base-T FD capable */ + PHY_B_ES_T_HD_CAP = 1<<12, /* Bit 12: 1000Base-T HD capable */ +}; + +/***** PHY_BCOM_P_EXT_CTRL 16 bit r/w PHY Extended Control Reg *****/ +enum { + PHY_B_PEC_MAC_PHY = 1<<15, /* Bit 15: 10BIT/GMI-Interface */ + PHY_B_PEC_DIS_CROSS = 1<<14, /* Bit 14: Disable MDI Crossover */ + PHY_B_PEC_TX_DIS = 1<<13, /* Bit 13: Tx output Disabled */ + PHY_B_PEC_INT_DIS = 1<<12, /* Bit 12: Interrupts Disabled */ + PHY_B_PEC_F_INT = 1<<11, /* Bit 11: Force Interrupt */ + PHY_B_PEC_BY_45 = 1<<10, /* Bit 10: Bypass 4B5B-Decoder */ + PHY_B_PEC_BY_SCR = 1<<9, /* Bit 9: Bypass Scrambler */ + PHY_B_PEC_BY_MLT3 = 1<<8, /* Bit 8: Bypass MLT3 Encoder */ + PHY_B_PEC_BY_RXA = 1<<7, /* Bit 7: Bypass Rx Alignm. */ + PHY_B_PEC_RES_SCR = 1<<6, /* Bit 6: Reset Scrambler */ + PHY_B_PEC_EN_LTR = 1<<5, /* Bit 5: Ena LED Traffic Mode */ + PHY_B_PEC_LED_ON = 1<<4, /* Bit 4: Force LED's on */ + PHY_B_PEC_LED_OFF = 1<<3, /* Bit 3: Force LED's off */ + PHY_B_PEC_EX_IPG = 1<<2, /* Bit 2: Extend Tx IPG Mode */ + PHY_B_PEC_3_LED = 1<<1, /* Bit 1: Three Link LED mode */ + PHY_B_PEC_HIGH_LA = 1<<0, /* Bit 0: GMII FIFO Elasticy */ +}; + +/***** PHY_BCOM_P_EXT_STAT 16 bit r/o PHY Extended Status Reg *****/ +enum { + PHY_B_PES_CROSS_STAT = 1<<13, /* Bit 13: MDI Crossover Status */ + PHY_B_PES_INT_STAT = 1<<12, /* Bit 12: Interrupt Status */ + PHY_B_PES_RRS = 1<<11, /* Bit 11: Remote Receiver Stat. */ + PHY_B_PES_LRS = 1<<10, /* Bit 10: Local Receiver Stat. */ + PHY_B_PES_LOCKED = 1<<9, /* Bit 9: Locked */ + PHY_B_PES_LS = 1<<8, /* Bit 8: Link Status */ + PHY_B_PES_RF = 1<<7, /* Bit 7: Remote Fault */ + PHY_B_PES_CE_ER = 1<<6, /* Bit 6: Carrier Ext Error */ + PHY_B_PES_BAD_SSD = 1<<5, /* Bit 5: Bad SSD */ + PHY_B_PES_BAD_ESD = 1<<4, /* Bit 4: Bad ESD */ + PHY_B_PES_RX_ER = 1<<3, /* Bit 3: Receive Error */ + PHY_B_PES_TX_ER = 1<<2, /* Bit 2: Transmit Error */ + PHY_B_PES_LOCK_ER = 1<<1, /* Bit 1: Lock Error */ + PHY_B_PES_MLT3_ER = 1<<0, /* Bit 0: MLT3 code Error */ +}; + +/***** PHY_BCOM_FC_CTR 16 bit r/w False Carrier Counter *****/ +enum { + PHY_B_FC_CTR = 0xff, /* Bit 7..0: False Carrier Counter */ + +/***** PHY_BCOM_RNO_CTR 16 bit r/w Receive NOT_OK Counter *****/ + PHY_B_RC_LOC_MSK = 0xff00, /* Bit 15..8: Local Rx NOT_OK cnt */ + PHY_B_RC_REM_MSK = 0x00ff, /* Bit 7..0: Remote Rx NOT_OK cnt */ + +/***** PHY_BCOM_AUX_CTRL 16 bit r/w Auxiliary Control Reg *****/ + PHY_B_AC_L_SQE = 1<<15, /* Bit 15: Low Squelch */ + PHY_B_AC_LONG_PACK = 1<<14, /* Bit 14: Rx Long Packets */ + PHY_B_AC_ER_CTRL = 3<<12,/* Bit 13..12: Edgerate Control */ + /* Bit 11: reserved */ + PHY_B_AC_TX_TST = 1<<10, /* Bit 10: Tx test bit, always 1 */ + /* Bit 9.. 8: reserved */ + PHY_B_AC_DIS_PRF = 1<<7, /* Bit 7: dis part resp filter */ + /* Bit 6: reserved */ + PHY_B_AC_DIS_PM = 1<<5, /* Bit 5: dis power management */ + /* Bit 4: reserved */ + PHY_B_AC_DIAG = 1<<3, /* Bit 3: Diagnostic Mode */ +}; + +/***** PHY_BCOM_AUX_STAT 16 bit r/o Auxiliary Status Reg *****/ +enum { + PHY_B_AS_AN_C = 1<<15, /* Bit 15: AutoNeg complete */ + PHY_B_AS_AN_CA = 1<<14, /* Bit 14: AN Complete Ack */ + PHY_B_AS_ANACK_D = 1<<13, /* Bit 13: AN Ack Detect */ + PHY_B_AS_ANAB_D = 1<<12, /* Bit 12: AN Ability Detect */ + PHY_B_AS_NPW = 1<<11, /* Bit 11: AN Next Page Wait */ + PHY_B_AS_AN_RES_MSK = 7<<8,/* Bit 10..8: AN HDC */ + PHY_B_AS_PDF = 1<<7, /* Bit 7: Parallel Detect. Fault */ + PHY_B_AS_RF = 1<<6, /* Bit 6: Remote Fault */ + PHY_B_AS_ANP_R = 1<<5, /* Bit 5: AN Page Received */ + PHY_B_AS_LP_ANAB = 1<<4, /* Bit 4: LP AN Ability */ + PHY_B_AS_LP_NPAB = 1<<3, /* Bit 3: LP Next Page Ability */ + PHY_B_AS_LS = 1<<2, /* Bit 2: Link Status */ + PHY_B_AS_PRR = 1<<1, /* Bit 1: Pause Resolution-Rx */ + PHY_B_AS_PRT = 1<<0, /* Bit 0: Pause Resolution-Tx */ +}; +#define PHY_B_AS_PAUSE_MSK (PHY_B_AS_PRR | PHY_B_AS_PRT) + +/***** PHY_BCOM_INT_STAT 16 bit r/o Interrupt Status Reg *****/ +/***** PHY_BCOM_INT_MASK 16 bit r/w Interrupt Mask Reg *****/ +enum { + PHY_B_IS_PSE = 1<<14, /* Bit 14: Pair Swap Error */ + PHY_B_IS_MDXI_SC = 1<<13, /* Bit 13: MDIX Status Change */ + PHY_B_IS_HCT = 1<<12, /* Bit 12: counter above 32k */ + PHY_B_IS_LCT = 1<<11, /* Bit 11: counter above 128 */ + PHY_B_IS_AN_PR = 1<<10, /* Bit 10: Page Received */ + PHY_B_IS_NO_HDCL = 1<<9, /* Bit 9: No HCD Link */ + PHY_B_IS_NO_HDC = 1<<8, /* Bit 8: No HCD */ + PHY_B_IS_NEG_USHDC = 1<<7, /* Bit 7: Negotiated Unsup. HCD */ + PHY_B_IS_SCR_S_ER = 1<<6, /* Bit 6: Scrambler Sync Error */ + PHY_B_IS_RRS_CHANGE = 1<<5, /* Bit 5: Remote Rx Stat Change */ + PHY_B_IS_LRS_CHANGE = 1<<4, /* Bit 4: Local Rx Stat Change */ + PHY_B_IS_DUP_CHANGE = 1<<3, /* Bit 3: Duplex Mode Change */ + PHY_B_IS_LSP_CHANGE = 1<<2, /* Bit 2: Link Speed Change */ + PHY_B_IS_LST_CHANGE = 1<<1, /* Bit 1: Link Status Changed */ + PHY_B_IS_CRC_ER = 1<<0, /* Bit 0: CRC Error */ +}; +#define PHY_B_DEF_MSK (~(PHY_B_IS_AN_PR | PHY_B_IS_LST_CHANGE)) + +/* Pause Bits (PHY_B_AN_ASP and PHY_B_AN_PC) encoding */ +enum { + PHY_B_P_NO_PAUSE = 0<<10,/* Bit 11..10: no Pause Mode */ + PHY_B_P_SYM_MD = 1<<10, /* Bit 11..10: symmetric Pause Mode */ + PHY_B_P_ASYM_MD = 2<<10,/* Bit 11..10: asymmetric Pause Mode */ + PHY_B_P_BOTH_MD = 3<<10,/* Bit 11..10: both Pause Mode */ +}; +/* + * Resolved Duplex mode and Capabilities (Aux Status Summary Reg) + */ +enum { + PHY_B_RES_1000FD = 7<<8,/* Bit 10..8: 1000Base-T Full Dup. */ + PHY_B_RES_1000HD = 6<<8,/* Bit 10..8: 1000Base-T Half Dup. */ +}; + +/* + * Level One-Specific + */ +/***** PHY_LONE_1000T_CTRL 16 bit r/w 1000Base-T Control Reg *****/ +enum { + PHY_L_1000C_TEST = 7<<13,/* Bit 15..13: Test Modes */ + PHY_L_1000C_MSE = 1<<12, /* Bit 12: Master/Slave Enable */ + PHY_L_1000C_MSC = 1<<11, /* Bit 11: M/S Configuration */ + PHY_L_1000C_RD = 1<<10, /* Bit 10: Repeater/DTE */ + PHY_L_1000C_AFD = 1<<9, /* Bit 9: Advertise Full Duplex */ + PHY_L_1000C_AHD = 1<<8, /* Bit 8: Advertise Half Duplex */ +}; + +/***** PHY_LONE_1000T_STAT 16 bit r/o 1000Base-T Status Reg *****/ +enum { + PHY_L_1000S_MSF = 1<<15, /* Bit 15: Master/Slave Fault */ + PHY_L_1000S_MSR = 1<<14, /* Bit 14: Master/Slave Result */ + PHY_L_1000S_LRS = 1<<13, /* Bit 13: Local Receiver Status */ + PHY_L_1000S_RRS = 1<<12, /* Bit 12: Remote Receiver Status */ + PHY_L_1000S_LP_FD = 1<<11, /* Bit 11: Link Partner can FD */ + PHY_L_1000S_LP_HD = 1<<10, /* Bit 10: Link Partner can HD */ + + PHY_L_1000S_IEC = 0xff, /* Bit 7..0: Idle Error Count */ + +/***** PHY_LONE_EXT_STAT 16 bit r/o Extended Status Register *****/ + PHY_L_ES_X_FD_CAP = 1<<15, /* Bit 15: 1000Base-X FD capable */ + PHY_L_ES_X_HD_CAP = 1<<14, /* Bit 14: 1000Base-X HD capable */ + PHY_L_ES_T_FD_CAP = 1<<13, /* Bit 13: 1000Base-T FD capable */ + PHY_L_ES_T_HD_CAP = 1<<12, /* Bit 12: 1000Base-T HD capable */ +}; + +/***** PHY_LONE_PORT_CFG 16 bit r/w Port Configuration Reg *****/ +enum { + PHY_L_PC_REP_MODE = 1<<15, /* Bit 15: Repeater Mode */ + + PHY_L_PC_TX_DIS = 1<<13, /* Bit 13: Tx output Disabled */ + PHY_L_PC_BY_SCR = 1<<12, /* Bit 12: Bypass Scrambler */ + PHY_L_PC_BY_45 = 1<<11, /* Bit 11: Bypass 4B5B-Decoder */ + PHY_L_PC_JAB_DIS = 1<<10, /* Bit 10: Jabber Disabled */ + PHY_L_PC_SQE = 1<<9, /* Bit 9: Enable Heartbeat */ + PHY_L_PC_TP_LOOP = 1<<8, /* Bit 8: TP Loopback */ + PHY_L_PC_SSS = 1<<7, /* Bit 7: Smart Speed Selection */ + PHY_L_PC_FIFO_SIZE = 1<<6, /* Bit 6: FIFO Size */ + PHY_L_PC_PRE_EN = 1<<5, /* Bit 5: Preamble Enable */ + PHY_L_PC_CIM = 1<<4, /* Bit 4: Carrier Integrity Mon */ + PHY_L_PC_10_SER = 1<<3, /* Bit 3: Use Serial Output */ + PHY_L_PC_ANISOL = 1<<2, /* Bit 2: Unisolate Port */ + PHY_L_PC_TEN_BIT = 1<<1, /* Bit 1: 10bit iface mode on */ + PHY_L_PC_ALTCLOCK = 1<<0, /* Bit 0: (ro) ALTCLOCK Mode on */ +}; + +/***** PHY_LONE_Q_STAT 16 bit r/o Quick Status Reg *****/ +enum { + PHY_L_QS_D_RATE = 3<<14,/* Bit 15..14: Data Rate */ + PHY_L_QS_TX_STAT = 1<<13, /* Bit 13: Transmitting */ + PHY_L_QS_RX_STAT = 1<<12, /* Bit 12: Receiving */ + PHY_L_QS_COL_STAT = 1<<11, /* Bit 11: Collision */ + PHY_L_QS_L_STAT = 1<<10, /* Bit 10: Link is up */ + PHY_L_QS_DUP_MOD = 1<<9, /* Bit 9: Full/Half Duplex */ + PHY_L_QS_AN = 1<<8, /* Bit 8: AutoNeg is On */ + PHY_L_QS_AN_C = 1<<7, /* Bit 7: AN is Complete */ + PHY_L_QS_LLE = 7<<4,/* Bit 6..4: Line Length Estim. */ + PHY_L_QS_PAUSE = 1<<3, /* Bit 3: LP advertised Pause */ + PHY_L_QS_AS_PAUSE = 1<<2, /* Bit 2: LP adv. asym. Pause */ + PHY_L_QS_ISOLATE = 1<<1, /* Bit 1: CIM Isolated */ + PHY_L_QS_EVENT = 1<<0, /* Bit 0: Event has occurred */ +}; + +/***** PHY_LONE_INT_ENAB 16 bit r/w Interrupt Enable Reg *****/ +/***** PHY_LONE_INT_STAT 16 bit r/o Interrupt Status Reg *****/ +enum { + PHY_L_IS_AN_F = 1<<13, /* Bit 13: Auto-Negotiation fault */ + PHY_L_IS_CROSS = 1<<11, /* Bit 11: Crossover used */ + PHY_L_IS_POL = 1<<10, /* Bit 10: Polarity correct. used */ + PHY_L_IS_SS = 1<<9, /* Bit 9: Smart Speed Downgrade */ + PHY_L_IS_CFULL = 1<<8, /* Bit 8: Counter Full */ + PHY_L_IS_AN_C = 1<<7, /* Bit 7: AutoNeg Complete */ + PHY_L_IS_SPEED = 1<<6, /* Bit 6: Speed Changed */ + PHY_L_IS_DUP = 1<<5, /* Bit 5: Duplex Changed */ + PHY_L_IS_LS = 1<<4, /* Bit 4: Link Status Changed */ + PHY_L_IS_ISOL = 1<<3, /* Bit 3: Isolate Occured */ + PHY_L_IS_MDINT = 1<<2, /* Bit 2: (ro) STAT: MII Int Pending */ + PHY_L_IS_INTEN = 1<<1, /* Bit 1: ENAB: Enable IRQs */ + PHY_L_IS_FORCE = 1<<0, /* Bit 0: ENAB: Force Interrupt */ +}; + +/* int. mask */ +#define PHY_L_DEF_MSK (PHY_L_IS_LS | PHY_L_IS_ISOL | PHY_L_IS_INTEN) + +/***** PHY_LONE_LED_CFG 16 bit r/w LED Configuration Reg *****/ +enum { + PHY_L_LC_LEDC = 3<<14,/* Bit 15..14: Col/Blink/On/Off */ + PHY_L_LC_LEDR = 3<<12,/* Bit 13..12: Rx/Blink/On/Off */ + PHY_L_LC_LEDT = 3<<10,/* Bit 11..10: Tx/Blink/On/Off */ + PHY_L_LC_LEDG = 3<<8,/* Bit 9..8: Giga/Blink/On/Off */ + PHY_L_LC_LEDS = 3<<6,/* Bit 7..6: 10-100/Blink/On/Off */ + PHY_L_LC_LEDL = 3<<4,/* Bit 5..4: Link/Blink/On/Off */ + PHY_L_LC_LEDF = 3<<2,/* Bit 3..2: Duplex/Blink/On/Off */ + PHY_L_LC_PSTRECH= 1<<1, /* Bit 1: Strech LED Pulses */ + PHY_L_LC_FREQ = 1<<0, /* Bit 0: 30/100 ms */ +}; + +/***** PHY_LONE_PORT_CTRL 16 bit r/w Port Control Reg *****/ +enum { + PHY_L_PC_TX_TCLK = 1<<15, /* Bit 15: Enable TX_TCLK */ + PHY_L_PC_ALT_NP = 1<<13, /* Bit 14: Alternate Next Page */ + PHY_L_PC_GMII_ALT= 1<<12, /* Bit 13: Alternate GMII driver */ + PHY_L_PC_TEN_CRS = 1<<10, /* Bit 10: Extend CRS*/ +}; + +/***** PHY_LONE_CIM 16 bit r/o CIM Reg *****/ +enum { + PHY_L_CIM_ISOL = 0xff<<8,/* Bit 15..8: Isolate Count */ + PHY_L_CIM_FALSE_CAR = 0xff, /* Bit 7..0: False Carrier Count */ +}; + +/* + * Pause Bits (PHY_L_AN_ASP and PHY_L_AN_PC) encoding + */ +enum { + PHY_L_P_NO_PAUSE= 0<<10,/* Bit 11..10: no Pause Mode */ + PHY_L_P_SYM_MD = 1<<10, /* Bit 11..10: symmetric Pause Mode */ + PHY_L_P_ASYM_MD = 2<<10,/* Bit 11..10: asymmetric Pause Mode */ + PHY_L_P_BOTH_MD = 3<<10,/* Bit 11..10: both Pause Mode */ +}; + +/* + * National-Specific + */ +/***** PHY_NAT_1000T_CTRL 16 bit r/w 1000Base-T Control Reg *****/ +enum { + PHY_N_1000C_TEST= 7<<13,/* Bit 15..13: Test Modes */ + PHY_N_1000C_MSE = 1<<12, /* Bit 12: Master/Slave Enable */ + PHY_N_1000C_MSC = 1<<11, /* Bit 11: M/S Configuration */ + PHY_N_1000C_RD = 1<<10, /* Bit 10: Repeater/DTE */ + PHY_N_1000C_AFD = 1<<9, /* Bit 9: Advertise Full Duplex */ + PHY_N_1000C_AHD = 1<<8, /* Bit 8: Advertise Half Duplex */ + PHY_N_1000C_APC = 1<<7, /* Bit 7: Asymmetric Pause Cap. */}; + + +/***** PHY_NAT_1000T_STAT 16 bit r/o 1000Base-T Status Reg *****/ +enum { + PHY_N_1000S_MSF = 1<<15, /* Bit 15: Master/Slave Fault */ + PHY_N_1000S_MSR = 1<<14, /* Bit 14: Master/Slave Result */ + PHY_N_1000S_LRS = 1<<13, /* Bit 13: Local Receiver Status */ + PHY_N_1000S_RRS = 1<<12, /* Bit 12: Remote Receiver Status*/ + PHY_N_1000S_LP_FD= 1<<11, /* Bit 11: Link Partner can FD */ + PHY_N_1000S_LP_HD= 1<<10, /* Bit 10: Link Partner can HD */ + PHY_N_1000C_LP_APC= 1<<9, /* Bit 9: LP Asym. Pause Cap. */ + PHY_N_1000S_IEC = 0xff, /* Bit 7..0: Idle Error Count */ +}; + +/***** PHY_NAT_EXT_STAT 16 bit r/o Extended Status Register *****/ +enum { + PHY_N_ES_X_FD_CAP= 1<<15, /* Bit 15: 1000Base-X FD capable */ + PHY_N_ES_X_HD_CAP= 1<<14, /* Bit 14: 1000Base-X HD capable */ + PHY_N_ES_T_FD_CAP= 1<<13, /* Bit 13: 1000Base-T FD capable */ + PHY_N_ES_T_HD_CAP= 1<<12, /* Bit 12: 1000Base-T HD capable */ +}; + +/** Marvell-Specific */ +enum { + PHY_M_AN_NXT_PG = 1<<15, /* Request Next Page */ + PHY_M_AN_ACK = 1<<14, /* (ro) Acknowledge Received */ + PHY_M_AN_RF = 1<<13, /* Remote Fault */ + + PHY_M_AN_ASP = 1<<11, /* Asymmetric Pause */ + PHY_M_AN_PC = 1<<10, /* MAC Pause implemented */ + PHY_M_AN_100_T4 = 1<<9, /* Not cap. 100Base-T4 (always 0) */ + PHY_M_AN_100_FD = 1<<8, /* Advertise 100Base-TX Full Duplex */ + PHY_M_AN_100_HD = 1<<7, /* Advertise 100Base-TX Half Duplex */ + PHY_M_AN_10_FD = 1<<6, /* Advertise 10Base-TX Full Duplex */ + PHY_M_AN_10_HD = 1<<5, /* Advertise 10Base-TX Half Duplex */ + PHY_M_AN_SEL_MSK =0x1f<<4, /* Bit 4.. 0: Selector Field Mask */ +}; + +/* special defines for FIBER (88E1011S only) */ +enum { + PHY_M_AN_ASP_X = 1<<8, /* Asymmetric Pause */ + PHY_M_AN_PC_X = 1<<7, /* MAC Pause implemented */ + PHY_M_AN_1000X_AHD = 1<<6, /* Advertise 10000Base-X Half Duplex */ + PHY_M_AN_1000X_AFD = 1<<5, /* Advertise 10000Base-X Full Duplex */ +}; + +/* Pause Bits (PHY_M_AN_ASP_X and PHY_M_AN_PC_X) encoding */ +enum { + PHY_M_P_NO_PAUSE_X = 0<<7,/* Bit 8.. 7: no Pause Mode */ + PHY_M_P_SYM_MD_X = 1<<7, /* Bit 8.. 7: symmetric Pause Mode */ + PHY_M_P_ASYM_MD_X = 2<<7,/* Bit 8.. 7: asymmetric Pause Mode */ + PHY_M_P_BOTH_MD_X = 3<<7,/* Bit 8.. 7: both Pause Mode */ +}; + +/***** PHY_MARV_1000T_CTRL 16 bit r/w 1000Base-T Control Reg *****/ +enum { + PHY_M_1000C_TEST = 7<<13,/* Bit 15..13: Test Modes */ + PHY_M_1000C_MSE = 1<<12, /* Manual Master/Slave Enable */ + PHY_M_1000C_MSC = 1<<11, /* M/S Configuration (1=Master) */ + PHY_M_1000C_MPD = 1<<10, /* Multi-Port Device */ + PHY_M_1000C_AFD = 1<<9, /* Advertise Full Duplex */ + PHY_M_1000C_AHD = 1<<8, /* Advertise Half Duplex */ +}; + +/***** PHY_MARV_PHY_CTRL 16 bit r/w PHY Specific Ctrl Reg *****/ +enum { + PHY_M_PC_TX_FFD_MSK = 3<<14,/* Bit 15..14: Tx FIFO Depth Mask */ + PHY_M_PC_RX_FFD_MSK = 3<<12,/* Bit 13..12: Rx FIFO Depth Mask */ + PHY_M_PC_ASS_CRS_TX = 1<<11, /* Assert CRS on Transmit */ + PHY_M_PC_FL_GOOD = 1<<10, /* Force Link Good */ + PHY_M_PC_EN_DET_MSK = 3<<8,/* Bit 9.. 8: Energy Detect Mask */ + PHY_M_PC_ENA_EXT_D = 1<<7, /* Enable Ext. Distance (10BT) */ + PHY_M_PC_MDIX_MSK = 3<<5,/* Bit 6.. 5: MDI/MDIX Config. Mask */ + PHY_M_PC_DIS_125CLK = 1<<4, /* Disable 125 CLK */ + PHY_M_PC_MAC_POW_UP = 1<<3, /* MAC Power up */ + PHY_M_PC_SQE_T_ENA = 1<<2, /* SQE Test Enabled */ + PHY_M_PC_POL_R_DIS = 1<<1, /* Polarity Reversal Disabled */ + PHY_M_PC_DIS_JABBER = 1<<0, /* Disable Jabber */ +}; + +enum { + PHY_M_PC_EN_DET = 2<<8, /* Energy Detect (Mode 1) */ + PHY_M_PC_EN_DET_PLUS = 3<<8, /* Energy Detect Plus (Mode 2) */ +}; + +#define PHY_M_PC_MDI_XMODE(x) (((x)<<5) & PHY_M_PC_MDIX_MSK) + +enum { + PHY_M_PC_MAN_MDI = 0, /* 00 = Manual MDI configuration */ + PHY_M_PC_MAN_MDIX = 1, /* 01 = Manual MDIX configuration */ + PHY_M_PC_ENA_AUTO = 3, /* 11 = Enable Automatic Crossover */ +}; + +/* for 10/100 Fast Ethernet PHY (88E3082 only) */ +enum { + PHY_M_PC_ENA_DTE_DT = 1<<15, /* Enable Data Terminal Equ. (DTE) Detect */ + PHY_M_PC_ENA_ENE_DT = 1<<14, /* Enable Energy Detect (sense & pulse) */ + PHY_M_PC_DIS_NLP_CK = 1<<13, /* Disable Normal Link Puls (NLP) Check */ + PHY_M_PC_ENA_LIP_NP = 1<<12, /* Enable Link Partner Next Page Reg. */ + PHY_M_PC_DIS_NLP_GN = 1<<11, /* Disable Normal Link Puls Generation */ + + PHY_M_PC_DIS_SCRAMB = 1<<9, /* Disable Scrambler */ + PHY_M_PC_DIS_FEFI = 1<<8, /* Disable Far End Fault Indic. (FEFI) */ + + PHY_M_PC_SH_TP_SEL = 1<<6, /* Shielded Twisted Pair Select */ + PHY_M_PC_RX_FD_MSK = 3<<2,/* Bit 3.. 2: Rx FIFO Depth Mask */ +}; + +/***** PHY_MARV_PHY_STAT 16 bit r/o PHY Specific Status Reg *****/ +enum { + PHY_M_PS_SPEED_MSK = 3<<14, /* Bit 15..14: Speed Mask */ + PHY_M_PS_SPEED_1000 = 1<<15, /* 10 = 1000 Mbps */ + PHY_M_PS_SPEED_100 = 1<<14, /* 01 = 100 Mbps */ + PHY_M_PS_SPEED_10 = 0, /* 00 = 10 Mbps */ + PHY_M_PS_FULL_DUP = 1<<13, /* Full Duplex */ + PHY_M_PS_PAGE_REC = 1<<12, /* Page Received */ + PHY_M_PS_SPDUP_RES = 1<<11, /* Speed & Duplex Resolved */ + PHY_M_PS_LINK_UP = 1<<10, /* Link Up */ + PHY_M_PS_CABLE_MSK = 7<<7, /* Bit 9.. 7: Cable Length Mask */ + PHY_M_PS_MDI_X_STAT = 1<<6, /* MDI Crossover Stat (1=MDIX) */ + PHY_M_PS_DOWNS_STAT = 1<<5, /* Downshift Status (1=downsh.) */ + PHY_M_PS_ENDET_STAT = 1<<4, /* Energy Detect Status (1=act) */ + PHY_M_PS_TX_P_EN = 1<<3, /* Tx Pause Enabled */ + PHY_M_PS_RX_P_EN = 1<<2, /* Rx Pause Enabled */ + PHY_M_PS_POL_REV = 1<<1, /* Polarity Reversed */ + PHY_M_PS_JABBER = 1<<0, /* Jabber */ +}; + +#define PHY_M_PS_PAUSE_MSK (PHY_M_PS_TX_P_EN | PHY_M_PS_RX_P_EN) + +/* for 10/100 Fast Ethernet PHY (88E3082 only) */ +enum { + PHY_M_PS_DTE_DETECT = 1<<15, /* Data Terminal Equipment (DTE) Detected */ + PHY_M_PS_RES_SPEED = 1<<14, /* Resolved Speed (1=100 Mbps, 0=10 Mbps */ +}; + +enum { + PHY_M_IS_AN_ERROR = 1<<15, /* Auto-Negotiation Error */ + PHY_M_IS_LSP_CHANGE = 1<<14, /* Link Speed Changed */ + PHY_M_IS_DUP_CHANGE = 1<<13, /* Duplex Mode Changed */ + PHY_M_IS_AN_PR = 1<<12, /* Page Received */ + PHY_M_IS_AN_COMPL = 1<<11, /* Auto-Negotiation Completed */ + PHY_M_IS_LST_CHANGE = 1<<10, /* Link Status Changed */ + PHY_M_IS_SYMB_ERROR = 1<<9, /* Symbol Error */ + PHY_M_IS_FALSE_CARR = 1<<8, /* False Carrier */ + PHY_M_IS_FIFO_ERROR = 1<<7, /* FIFO Overflow/Underrun Error */ + PHY_M_IS_MDI_CHANGE = 1<<6, /* MDI Crossover Changed */ + PHY_M_IS_DOWNSH_DET = 1<<5, /* Downshift Detected */ + PHY_M_IS_END_CHANGE = 1<<4, /* Energy Detect Changed */ + + PHY_M_IS_DTE_CHANGE = 1<<2, /* DTE Power Det. Status Changed */ + PHY_M_IS_POL_CHANGE = 1<<1, /* Polarity Changed */ + PHY_M_IS_JABBER = 1<<0, /* Jabber */ +}; + +#define PHY_M_DEF_MSK ( PHY_M_IS_AN_ERROR | PHY_M_IS_LSP_CHANGE | \ + PHY_M_IS_LST_CHANGE | PHY_M_IS_FIFO_ERROR) + +/***** PHY_MARV_EXT_CTRL 16 bit r/w Ext. PHY Specific Ctrl *****/ +enum { + PHY_M_EC_ENA_BC_EXT = 1<<15, /* Enable Block Carr. Ext. (88E1111 only) */ + PHY_M_EC_ENA_LIN_LB = 1<<14, /* Enable Line Loopback (88E1111 only) */ + + PHY_M_EC_DIS_LINK_P = 1<<12, /* Disable Link Pulses (88E1111 only) */ + PHY_M_EC_M_DSC_MSK = 3<<10, /* Bit 11..10: Master Downshift Counter */ + /* (88E1011 only) */ + PHY_M_EC_S_DSC_MSK = 3<<8,/* Bit 9.. 8: Slave Downshift Counter */ + /* (88E1011 only) */ + PHY_M_EC_M_DSC_MSK2 = 7<<9,/* Bit 11.. 9: Master Downshift Counter */ + /* (88E1111 only) */ + PHY_M_EC_DOWN_S_ENA = 1<<8, /* Downshift Enable (88E1111 only) */ + /* !!! Errata in spec. (1 = disable) */ + PHY_M_EC_RX_TIM_CT = 1<<7, /* RGMII Rx Timing Control*/ + PHY_M_EC_MAC_S_MSK = 7<<4,/* Bit 6.. 4: Def. MAC interface speed */ + PHY_M_EC_FIB_AN_ENA = 1<<3, /* Fiber Auto-Neg. Enable (88E1011S only) */ + PHY_M_EC_DTE_D_ENA = 1<<2, /* DTE Detect Enable (88E1111 only) */ + PHY_M_EC_TX_TIM_CT = 1<<1, /* RGMII Tx Timing Control */ + PHY_M_EC_TRANS_DIS = 1<<0, /* Transmitter Disable (88E1111 only) */}; + +#define PHY_M_EC_M_DSC(x) ((x)<<10) /* 00=1x; 01=2x; 10=3x; 11=4x */ +#define PHY_M_EC_S_DSC(x) ((x)<<8) /* 00=dis; 01=1x; 10=2x; 11=3x */ +#define PHY_M_EC_MAC_S(x) ((x)<<4) /* 01X=0; 110=2.5; 111=25 (MHz) */ + +#define PHY_M_EC_M_DSC_2(x) ((x)<<9) /* 000=1x; 001=2x; 010=3x; 011=4x */ + /* 100=5x; 101=6x; 110=7x; 111=8x */ +enum { + MAC_TX_CLK_0_MHZ = 2, + MAC_TX_CLK_2_5_MHZ = 6, + MAC_TX_CLK_25_MHZ = 7, +}; + +/***** PHY_MARV_LED_CTRL 16 bit r/w LED Control Reg *****/ +enum { + PHY_M_LEDC_DIS_LED = 1<<15, /* Disable LED */ + PHY_M_LEDC_PULS_MSK = 7<<12,/* Bit 14..12: Pulse Stretch Mask */ + PHY_M_LEDC_F_INT = 1<<11, /* Force Interrupt */ + PHY_M_LEDC_BL_R_MSK = 7<<8,/* Bit 10.. 8: Blink Rate Mask */ + PHY_M_LEDC_DP_C_LSB = 1<<7, /* Duplex Control (LSB, 88E1111 only) */ + PHY_M_LEDC_TX_C_LSB = 1<<6, /* Tx Control (LSB, 88E1111 only) */ + PHY_M_LEDC_LK_C_MSK = 7<<3,/* Bit 5.. 3: Link Control Mask */ + /* (88E1111 only) */ +}; + +enum { + PHY_M_LEDC_LINK_MSK = 3<<3,/* Bit 4.. 3: Link Control Mask */ + /* (88E1011 only) */ + PHY_M_LEDC_DP_CTRL = 1<<2, /* Duplex Control */ + PHY_M_LEDC_DP_C_MSB = 1<<2, /* Duplex Control (MSB, 88E1111 only) */ + PHY_M_LEDC_RX_CTRL = 1<<1, /* Rx Activity / Link */ + PHY_M_LEDC_TX_CTRL = 1<<0, /* Tx Activity / Link */ + PHY_M_LEDC_TX_C_MSB = 1<<0, /* Tx Control (MSB, 88E1111 only) */ +}; + +#define PHY_M_LED_PULS_DUR(x) ( ((x)<<12) & PHY_M_LEDC_PULS_MSK) + +enum { + PULS_NO_STR = 0,/* no pulse stretching */ + PULS_21MS = 1,/* 21 ms to 42 ms */ + PULS_42MS = 2,/* 42 ms to 84 ms */ + PULS_84MS = 3,/* 84 ms to 170 ms */ + PULS_170MS = 4,/* 170 ms to 340 ms */ + PULS_340MS = 5,/* 340 ms to 670 ms */ + PULS_670MS = 6,/* 670 ms to 1.3 s */ + PULS_1300MS = 7,/* 1.3 s to 2.7 s */ +}; + +#define PHY_M_LED_BLINK_RT(x) ( ((x)<<8) & PHY_M_LEDC_BL_R_MSK) + +enum { + BLINK_42MS = 0,/* 42 ms */ + BLINK_84MS = 1,/* 84 ms */ + BLINK_170MS = 2,/* 170 ms */ + BLINK_340MS = 3,/* 340 ms */ + BLINK_670MS = 4,/* 670 ms */ +}; + +/***** PHY_MARV_LED_OVER 16 bit r/w Manual LED Override Reg *****/ +#define PHY_M_LED_MO_SGMII(x) ((x)<<14) /* Bit 15..14: SGMII AN Timer */ + /* Bit 13..12: reserved */ +#define PHY_M_LED_MO_DUP(x) ((x)<<10) /* Bit 11..10: Duplex */ +#define PHY_M_LED_MO_10(x) ((x)<<8) /* Bit 9.. 8: Link 10 */ +#define PHY_M_LED_MO_100(x) ((x)<<6) /* Bit 7.. 6: Link 100 */ +#define PHY_M_LED_MO_1000(x) ((x)<<4) /* Bit 5.. 4: Link 1000 */ +#define PHY_M_LED_MO_RX(x) ((x)<<2) /* Bit 3.. 2: Rx */ +#define PHY_M_LED_MO_TX(x) ((x)<<0) /* Bit 1.. 0: Tx */ + +enum { + MO_LED_NORM = 0, + MO_LED_BLINK = 1, + MO_LED_OFF = 2, + MO_LED_ON = 3, +}; + +/***** PHY_MARV_EXT_CTRL_2 16 bit r/w Ext. PHY Specific Ctrl 2 *****/ +enum { + PHY_M_EC2_FI_IMPED = 1<<6, /* Fiber Input Impedance */ + PHY_M_EC2_FO_IMPED = 1<<5, /* Fiber Output Impedance */ + PHY_M_EC2_FO_M_CLK = 1<<4, /* Fiber Mode Clock Enable */ + PHY_M_EC2_FO_BOOST = 1<<3, /* Fiber Output Boost */ + PHY_M_EC2_FO_AM_MSK = 7,/* Bit 2.. 0: Fiber Output Amplitude */ +}; + +/***** PHY_MARV_EXT_P_STAT 16 bit r/w Ext. PHY Specific Status *****/ +enum { + PHY_M_FC_AUTO_SEL = 1<<15, /* Fiber/Copper Auto Sel. Dis. */ + PHY_M_FC_AN_REG_ACC = 1<<14, /* Fiber/Copper AN Reg. Access */ + PHY_M_FC_RESOLUTION = 1<<13, /* Fiber/Copper Resolution */ + PHY_M_SER_IF_AN_BP = 1<<12, /* Ser. IF AN Bypass Enable */ + PHY_M_SER_IF_BP_ST = 1<<11, /* Ser. IF AN Bypass Status */ + PHY_M_IRQ_POLARITY = 1<<10, /* IRQ polarity */ + PHY_M_DIS_AUT_MED = 1<<9, /* Disable Aut. Medium Reg. Selection */ + /* (88E1111 only) */ + /* Bit 9.. 4: reserved (88E1011 only) */ + PHY_M_UNDOC1 = 1<<7, /* undocumented bit !! */ + PHY_M_DTE_POW_STAT = 1<<4, /* DTE Power Status (88E1111 only) */ + PHY_M_MODE_MASK = 0xf, /* Bit 3.. 0: copy of HWCFG MODE[3:0] */ +}; + +/***** PHY_MARV_CABLE_DIAG 16 bit r/o Cable Diagnostic Reg *****/ +enum { + PHY_M_CABD_ENA_TEST = 1<<15, /* Enable Test (Page 0) */ + PHY_M_CABD_DIS_WAIT = 1<<15, /* Disable Waiting Period (Page 1) */ + /* (88E1111 only) */ + PHY_M_CABD_STAT_MSK = 3<<13, /* Bit 14..13: Status Mask */ + PHY_M_CABD_AMPL_MSK = 0x1f<<8,/* Bit 12.. 8: Amplitude Mask */ + /* (88E1111 only) */ + PHY_M_CABD_DIST_MSK = 0xff, /* Bit 7.. 0: Distance Mask */ +}; + +/* values for Cable Diagnostic Status (11=fail; 00=OK; 10=open; 01=short) */ +enum { + CABD_STAT_NORMAL= 0, + CABD_STAT_SHORT = 1, + CABD_STAT_OPEN = 2, + CABD_STAT_FAIL = 3, +}; + +/* for 10/100 Fast Ethernet PHY (88E3082 only) */ +/***** PHY_MARV_FE_LED_PAR 16 bit r/w LED Parallel Select Reg. *****/ + /* Bit 15..12: reserved (used internally) */ +enum { + PHY_M_FELP_LED2_MSK = 0xf<<8, /* Bit 11.. 8: LED2 Mask (LINK) */ + PHY_M_FELP_LED1_MSK = 0xf<<4, /* Bit 7.. 4: LED1 Mask (ACT) */ + PHY_M_FELP_LED0_MSK = 0xf, /* Bit 3.. 0: LED0 Mask (SPEED) */ +}; + +#define PHY_M_FELP_LED2_CTRL(x) ( ((x)<<8) & PHY_M_FELP_LED2_MSK) +#define PHY_M_FELP_LED1_CTRL(x) ( ((x)<<4) & PHY_M_FELP_LED1_MSK) +#define PHY_M_FELP_LED0_CTRL(x) ( ((x)<<0) & PHY_M_FELP_LED0_MSK) + +enum { + LED_PAR_CTRL_COLX = 0x00, + LED_PAR_CTRL_ERROR = 0x01, + LED_PAR_CTRL_DUPLEX = 0x02, + LED_PAR_CTRL_DP_COL = 0x03, + LED_PAR_CTRL_SPEED = 0x04, + LED_PAR_CTRL_LINK = 0x05, + LED_PAR_CTRL_TX = 0x06, + LED_PAR_CTRL_RX = 0x07, + LED_PAR_CTRL_ACT = 0x08, + LED_PAR_CTRL_LNK_RX = 0x09, + LED_PAR_CTRL_LNK_AC = 0x0a, + LED_PAR_CTRL_ACT_BL = 0x0b, + LED_PAR_CTRL_TX_BL = 0x0c, + LED_PAR_CTRL_RX_BL = 0x0d, + LED_PAR_CTRL_COL_BL = 0x0e, + LED_PAR_CTRL_INACT = 0x0f +}; + +/*****,PHY_MARV_FE_SPEC_2 16 bit r/w Specific Control Reg. 2 *****/ +enum { + PHY_M_FESC_DIS_WAIT = 1<<2, /* Disable TDR Waiting Period */ + PHY_M_FESC_ENA_MCLK = 1<<1, /* Enable MAC Rx Clock in sleep mode */ + PHY_M_FESC_SEL_CL_A = 1<<0, /* Select Class A driver (100B-TX) */ +}; + +/* for Yukon-2 Gigabit Ethernet PHY (88E1112 only) */ +/***** PHY_MARV_PHY_CTRL (page 2) 16 bit r/w MAC Specific Ctrl *****/ +enum { + PHY_M_MAC_MD_MSK = 7<<7, /* Bit 9.. 7: Mode Select Mask */ + PHY_M_MAC_MD_AUTO = 3,/* Auto Copper/1000Base-X */ + PHY_M_MAC_MD_COPPER = 5,/* Copper only */ + PHY_M_MAC_MD_1000BX = 7,/* 1000Base-X only */ +}; +#define PHY_M_MAC_MODE_SEL(x) ( ((x)<<7) & PHY_M_MAC_MD_MSK) + +/***** PHY_MARV_PHY_CTRL (page 3) 16 bit r/w LED Control Reg. *****/ +enum { + PHY_M_LEDC_LOS_MSK = 0xf<<12,/* Bit 15..12: LOS LED Ctrl. Mask */ + PHY_M_LEDC_INIT_MSK = 0xf<<8, /* Bit 11.. 8: INIT LED Ctrl. Mask */ + PHY_M_LEDC_STA1_MSK = 0xf<<4,/* Bit 7.. 4: STAT1 LED Ctrl. Mask */ + PHY_M_LEDC_STA0_MSK = 0xf, /* Bit 3.. 0: STAT0 LED Ctrl. Mask */ +}; + +#define PHY_M_LEDC_LOS_CTRL(x) ( ((x)<<12) & PHY_M_LEDC_LOS_MSK) +#define PHY_M_LEDC_INIT_CTRL(x) ( ((x)<<8) & PHY_M_LEDC_INIT_MSK) +#define PHY_M_LEDC_STA1_CTRL(x) ( ((x)<<4) & PHY_M_LEDC_STA1_MSK) +#define PHY_M_LEDC_STA0_CTRL(x) ( ((x)<<0) & PHY_M_LEDC_STA0_MSK) + +/* GMAC registers */ +/* Port Registers */ +enum { + GM_GP_STAT = 0x0000, /* 16 bit r/o General Purpose Status */ + GM_GP_CTRL = 0x0004, /* 16 bit r/w General Purpose Control */ + GM_TX_CTRL = 0x0008, /* 16 bit r/w Transmit Control Reg. */ + GM_RX_CTRL = 0x000c, /* 16 bit r/w Receive Control Reg. */ + GM_TX_FLOW_CTRL = 0x0010, /* 16 bit r/w Transmit Flow-Control */ + GM_TX_PARAM = 0x0014, /* 16 bit r/w Transmit Parameter Reg. */ + GM_SERIAL_MODE = 0x0018, /* 16 bit r/w Serial Mode Register */ +/* Source Address Registers */ + GM_SRC_ADDR_1L = 0x001c, /* 16 bit r/w Source Address 1 (low) */ + GM_SRC_ADDR_1M = 0x0020, /* 16 bit r/w Source Address 1 (middle) */ + GM_SRC_ADDR_1H = 0x0024, /* 16 bit r/w Source Address 1 (high) */ + GM_SRC_ADDR_2L = 0x0028, /* 16 bit r/w Source Address 2 (low) */ + GM_SRC_ADDR_2M = 0x002c, /* 16 bit r/w Source Address 2 (middle) */ + GM_SRC_ADDR_2H = 0x0030, /* 16 bit r/w Source Address 2 (high) */ + +/* Multicast Address Hash Registers */ + GM_MC_ADDR_H1 = 0x0034, /* 16 bit r/w Multicast Address Hash 1 */ + GM_MC_ADDR_H2 = 0x0038, /* 16 bit r/w Multicast Address Hash 2 */ + GM_MC_ADDR_H3 = 0x003c, /* 16 bit r/w Multicast Address Hash 3 */ + GM_MC_ADDR_H4 = 0x0040, /* 16 bit r/w Multicast Address Hash 4 */ + +/* Interrupt Source Registers */ + GM_TX_IRQ_SRC = 0x0044, /* 16 bit r/o Tx Overflow IRQ Source */ + GM_RX_IRQ_SRC = 0x0048, /* 16 bit r/o Rx Overflow IRQ Source */ + GM_TR_IRQ_SRC = 0x004c, /* 16 bit r/o Tx/Rx Over. IRQ Source */ + +/* Interrupt Mask Registers */ + GM_TX_IRQ_MSK = 0x0050, /* 16 bit r/w Tx Overflow IRQ Mask */ + GM_RX_IRQ_MSK = 0x0054, /* 16 bit r/w Rx Overflow IRQ Mask */ + GM_TR_IRQ_MSK = 0x0058, /* 16 bit r/w Tx/Rx Over. IRQ Mask */ + +/* Serial Management Interface (SMI) Registers */ + GM_SMI_CTRL = 0x0080, /* 16 bit r/w SMI Control Register */ + GM_SMI_DATA = 0x0084, /* 16 bit r/w SMI Data Register */ + GM_PHY_ADDR = 0x0088, /* 16 bit r/w GPHY Address Register */ +}; + +/* MIB Counters */ +#define GM_MIB_CNT_BASE 0x0100 /* Base Address of MIB Counters */ +#define GM_MIB_CNT_SIZE 44 /* Number of MIB Counters */ + +/* + * MIB Counters base address definitions (low word) - + * use offset 4 for access to high word (32 bit r/o) + */ +enum { + GM_RXF_UC_OK = GM_MIB_CNT_BASE + 0, /* Unicast Frames Received OK */ + GM_RXF_BC_OK = GM_MIB_CNT_BASE + 8, /* Broadcast Frames Received OK */ + GM_RXF_MPAUSE = GM_MIB_CNT_BASE + 16, /* Pause MAC Ctrl Frames Received */ + GM_RXF_MC_OK = GM_MIB_CNT_BASE + 24, /* Multicast Frames Received OK */ + GM_RXF_FCS_ERR = GM_MIB_CNT_BASE + 32, /* Rx Frame Check Seq. Error */ + /* GM_MIB_CNT_BASE + 40: reserved */ + GM_RXO_OK_LO = GM_MIB_CNT_BASE + 48, /* Octets Received OK Low */ + GM_RXO_OK_HI = GM_MIB_CNT_BASE + 56, /* Octets Received OK High */ + GM_RXO_ERR_LO = GM_MIB_CNT_BASE + 64, /* Octets Received Invalid Low */ + GM_RXO_ERR_HI = GM_MIB_CNT_BASE + 72, /* Octets Received Invalid High */ + GM_RXF_SHT = GM_MIB_CNT_BASE + 80, /* Frames <64 Byte Received OK */ + GM_RXE_FRAG = GM_MIB_CNT_BASE + 88, /* Frames <64 Byte Received with FCS Err */ + GM_RXF_64B = GM_MIB_CNT_BASE + 96, /* 64 Byte Rx Frame */ + GM_RXF_127B = GM_MIB_CNT_BASE + 104, /* 65-127 Byte Rx Frame */ + GM_RXF_255B = GM_MIB_CNT_BASE + 112, /* 128-255 Byte Rx Frame */ + GM_RXF_511B = GM_MIB_CNT_BASE + 120, /* 256-511 Byte Rx Frame */ + GM_RXF_1023B = GM_MIB_CNT_BASE + 128, /* 512-1023 Byte Rx Frame */ + GM_RXF_1518B = GM_MIB_CNT_BASE + 136, /* 1024-1518 Byte Rx Frame */ + GM_RXF_MAX_SZ = GM_MIB_CNT_BASE + 144, /* 1519-MaxSize Byte Rx Frame */ + GM_RXF_LNG_ERR = GM_MIB_CNT_BASE + 152, /* Rx Frame too Long Error */ + GM_RXF_JAB_PKT = GM_MIB_CNT_BASE + 160, /* Rx Jabber Packet Frame */ + /* GM_MIB_CNT_BASE + 168: reserved */ + GM_RXE_FIFO_OV = GM_MIB_CNT_BASE + 176, /* Rx FIFO overflow Event */ + /* GM_MIB_CNT_BASE + 184: reserved */ + GM_TXF_UC_OK = GM_MIB_CNT_BASE + 192, /* Unicast Frames Xmitted OK */ + GM_TXF_BC_OK = GM_MIB_CNT_BASE + 200, /* Broadcast Frames Xmitted OK */ + GM_TXF_MPAUSE = GM_MIB_CNT_BASE + 208, /* Pause MAC Ctrl Frames Xmitted */ + GM_TXF_MC_OK = GM_MIB_CNT_BASE + 216, /* Multicast Frames Xmitted OK */ + GM_TXO_OK_LO = GM_MIB_CNT_BASE + 224, /* Octets Transmitted OK Low */ + GM_TXO_OK_HI = GM_MIB_CNT_BASE + 232, /* Octets Transmitted OK High */ + GM_TXF_64B = GM_MIB_CNT_BASE + 240, /* 64 Byte Tx Frame */ + GM_TXF_127B = GM_MIB_CNT_BASE + 248, /* 65-127 Byte Tx Frame */ + GM_TXF_255B = GM_MIB_CNT_BASE + 256, /* 128-255 Byte Tx Frame */ + GM_TXF_511B = GM_MIB_CNT_BASE + 264, /* 256-511 Byte Tx Frame */ + GM_TXF_1023B = GM_MIB_CNT_BASE + 272, /* 512-1023 Byte Tx Frame */ + GM_TXF_1518B = GM_MIB_CNT_BASE + 280, /* 1024-1518 Byte Tx Frame */ + GM_TXF_MAX_SZ = GM_MIB_CNT_BASE + 288, /* 1519-MaxSize Byte Tx Frame */ + + GM_TXF_COL = GM_MIB_CNT_BASE + 304, /* Tx Collision */ + GM_TXF_LAT_COL = GM_MIB_CNT_BASE + 312, /* Tx Late Collision */ + GM_TXF_ABO_COL = GM_MIB_CNT_BASE + 320, /* Tx aborted due to Exces. Col. */ + GM_TXF_MUL_COL = GM_MIB_CNT_BASE + 328, /* Tx Multiple Collision */ + GM_TXF_SNG_COL = GM_MIB_CNT_BASE + 336, /* Tx Single Collision */ + GM_TXE_FIFO_UR = GM_MIB_CNT_BASE + 344, /* Tx FIFO Underrun Event */ +}; + +/* GMAC Bit Definitions */ +/* GM_GP_STAT 16 bit r/o General Purpose Status Register */ +enum { + GM_GPSR_SPEED = 1<<15, /* Bit 15: Port Speed (1 = 100 Mbps) */ + GM_GPSR_DUPLEX = 1<<14, /* Bit 14: Duplex Mode (1 = Full) */ + GM_GPSR_FC_TX_DIS = 1<<13, /* Bit 13: Tx Flow-Control Mode Disabled */ + GM_GPSR_LINK_UP = 1<<12, /* Bit 12: Link Up Status */ + GM_GPSR_PAUSE = 1<<11, /* Bit 11: Pause State */ + GM_GPSR_TX_ACTIVE = 1<<10, /* Bit 10: Tx in Progress */ + GM_GPSR_EXC_COL = 1<<9, /* Bit 9: Excessive Collisions Occured */ + GM_GPSR_LAT_COL = 1<<8, /* Bit 8: Late Collisions Occured */ + + GM_GPSR_PHY_ST_CH = 1<<5, /* Bit 5: PHY Status Change */ + GM_GPSR_GIG_SPEED = 1<<4, /* Bit 4: Gigabit Speed (1 = 1000 Mbps) */ + GM_GPSR_PART_MODE = 1<<3, /* Bit 3: Partition mode */ + GM_GPSR_FC_RX_DIS = 1<<2, /* Bit 2: Rx Flow-Control Mode Disabled */ + GM_GPSR_PROM_EN = 1<<1, /* Bit 1: Promiscuous Mode Enabled */ +}; + +/* GM_GP_CTRL 16 bit r/w General Purpose Control Register */ +enum { + GM_GPCR_PROM_ENA = 1<<14, /* Bit 14: Enable Promiscuous Mode */ + GM_GPCR_FC_TX_DIS = 1<<13, /* Bit 13: Disable Tx Flow-Control Mode */ + GM_GPCR_TX_ENA = 1<<12, /* Bit 12: Enable Transmit */ + GM_GPCR_RX_ENA = 1<<11, /* Bit 11: Enable Receive */ + GM_GPCR_BURST_ENA = 1<<10, /* Bit 10: Enable Burst Mode */ + GM_GPCR_LOOP_ENA = 1<<9, /* Bit 9: Enable MAC Loopback Mode */ + GM_GPCR_PART_ENA = 1<<8, /* Bit 8: Enable Partition Mode */ + GM_GPCR_GIGS_ENA = 1<<7, /* Bit 7: Gigabit Speed (1000 Mbps) */ + GM_GPCR_FL_PASS = 1<<6, /* Bit 6: Force Link Pass */ + GM_GPCR_DUP_FULL = 1<<5, /* Bit 5: Full Duplex Mode */ + GM_GPCR_FC_RX_DIS = 1<<4, /* Bit 4: Disable Rx Flow-Control Mode */ + GM_GPCR_SPEED_100 = 1<<3, /* Bit 3: Port Speed 100 Mbps */ + GM_GPCR_AU_DUP_DIS = 1<<2, /* Bit 2: Disable Auto-Update Duplex */ + GM_GPCR_AU_FCT_DIS = 1<<1, /* Bit 1: Disable Auto-Update Flow-C. */ + GM_GPCR_AU_SPD_DIS = 1<<0, /* Bit 0: Disable Auto-Update Speed */ +}; + +#define GM_GPCR_SPEED_1000 (GM_GPCR_GIGS_ENA | GM_GPCR_SPEED_100) +#define GM_GPCR_AU_ALL_DIS (GM_GPCR_AU_DUP_DIS | GM_GPCR_AU_FCT_DIS|GM_GPCR_AU_SPD_DIS) + +/* GM_TX_CTRL 16 bit r/w Transmit Control Register */ +enum { + GM_TXCR_FORCE_JAM = 1<<15, /* Bit 15: Force Jam / Flow-Control */ + GM_TXCR_CRC_DIS = 1<<14, /* Bit 14: Disable insertion of CRC */ + GM_TXCR_PAD_DIS = 1<<13, /* Bit 13: Disable padding of packets */ + GM_TXCR_COL_THR_MSK = 1<<10, /* Bit 12..10: Collision Threshold */ +}; + +#define TX_COL_THR(x) (((x)<<10) & GM_TXCR_COL_THR_MSK) +#define TX_COL_DEF 0x04 + +/* GM_RX_CTRL 16 bit r/w Receive Control Register */ +enum { + GM_RXCR_UCF_ENA = 1<<15, /* Bit 15: Enable Unicast filtering */ + GM_RXCR_MCF_ENA = 1<<14, /* Bit 14: Enable Multicast filtering */ + GM_RXCR_CRC_DIS = 1<<13, /* Bit 13: Remove 4-byte CRC */ + GM_RXCR_PASS_FC = 1<<12, /* Bit 12: Pass FC packets to FIFO */ +}; + +/* GM_TX_PARAM 16 bit r/w Transmit Parameter Register */ +enum { + GM_TXPA_JAMLEN_MSK = 0x03<<14, /* Bit 15..14: Jam Length */ + GM_TXPA_JAMIPG_MSK = 0x1f<<9, /* Bit 13..9: Jam IPG */ + GM_TXPA_JAMDAT_MSK = 0x1f<<4, /* Bit 8..4: IPG Jam to Data */ + + TX_JAM_LEN_DEF = 0x03, + TX_JAM_IPG_DEF = 0x0b, + TX_IPG_JAM_DEF = 0x1c, +}; + +#define TX_JAM_LEN_VAL(x) (((x)<<14) & GM_TXPA_JAMLEN_MSK) +#define TX_JAM_IPG_VAL(x) (((x)<<9) & GM_TXPA_JAMIPG_MSK) +#define TX_IPG_JAM_DATA(x) (((x)<<4) & GM_TXPA_JAMDAT_MSK) + + +/* GM_SERIAL_MODE 16 bit r/w Serial Mode Register */ +enum { + GM_SMOD_DATABL_MSK = 0x1f<<11, /* Bit 15..11: Data Blinder (r/o) */ + GM_SMOD_LIMIT_4 = 1<<10, /* Bit 10: 4 consecutive Tx trials */ + GM_SMOD_VLAN_ENA = 1<<9, /* Bit 9: Enable VLAN (Max. Frame Len) */ + GM_SMOD_JUMBO_ENA = 1<<8, /* Bit 8: Enable Jumbo (Max. Frame Len) */ + GM_SMOD_IPG_MSK = 0x1f /* Bit 4..0: Inter-Packet Gap (IPG) */ +}; + +#define DATA_BLIND_VAL(x) (((x)<<11) & GM_SMOD_DATABL_MSK) +#define DATA_BLIND_DEF 0x04 + +#define IPG_DATA_VAL(x) (x & GM_SMOD_IPG_MSK) +#define IPG_DATA_DEF 0x1e + +/* GM_SMI_CTRL 16 bit r/w SMI Control Register */ +enum { + GM_SMI_CT_PHY_A_MSK = 0x1f<<11,/* Bit 15..11: PHY Device Address */ + GM_SMI_CT_REG_A_MSK = 0x1f<<6,/* Bit 10.. 6: PHY Register Address */ + GM_SMI_CT_OP_RD = 1<<5, /* Bit 5: OpCode Read (0=Write)*/ + GM_SMI_CT_RD_VAL = 1<<4, /* Bit 4: Read Valid (Read completed) */ + GM_SMI_CT_BUSY = 1<<3, /* Bit 3: Busy (Operation in progress) */ +}; + +#define GM_SMI_CT_PHY_AD(x) (((x)<<11) & GM_SMI_CT_PHY_A_MSK) +#define GM_SMI_CT_REG_AD(x) (((x)<<6) & GM_SMI_CT_REG_A_MSK) + +/* GM_PHY_ADDR 16 bit r/w GPHY Address Register */ +enum { + GM_PAR_MIB_CLR = 1<<5, /* Bit 5: Set MIB Clear Counter Mode */ + GM_PAR_MIB_TST = 1<<4, /* Bit 4: MIB Load Counter (Test Mode) */ +}; + +/* Receive Frame Status Encoding */ +enum { + GMR_FS_LEN = 0xffff<<16, /* Bit 31..16: Rx Frame Length */ + GMR_FS_VLAN = 1<<13, /* Bit 13: VLAN Packet */ + GMR_FS_JABBER = 1<<12, /* Bit 12: Jabber Packet */ + GMR_FS_UN_SIZE = 1<<11, /* Bit 11: Undersize Packet */ + GMR_FS_MC = 1<<10, /* Bit 10: Multicast Packet */ + GMR_FS_BC = 1<<9, /* Bit 9: Broadcast Packet */ + GMR_FS_RX_OK = 1<<8, /* Bit 8: Receive OK (Good Packet) */ + GMR_FS_GOOD_FC = 1<<7, /* Bit 7: Good Flow-Control Packet */ + GMR_FS_BAD_FC = 1<<6, /* Bit 6: Bad Flow-Control Packet */ + GMR_FS_MII_ERR = 1<<5, /* Bit 5: MII Error */ + GMR_FS_LONG_ERR = 1<<4, /* Bit 4: Too Long Packet */ + GMR_FS_FRAGMENT = 1<<3, /* Bit 3: Fragment */ + + GMR_FS_CRC_ERR = 1<<1, /* Bit 1: CRC Error */ + GMR_FS_RX_FF_OV = 1<<0, /* Bit 0: Rx FIFO Overflow */ + +/* + * GMR_FS_ANY_ERR (analogous to XMR_FS_ANY_ERR) + */ + GMR_FS_ANY_ERR = GMR_FS_CRC_ERR | GMR_FS_LONG_ERR | + GMR_FS_MII_ERR | GMR_FS_BAD_FC | GMR_FS_GOOD_FC | + GMR_FS_JABBER, +/* Rx GMAC FIFO Flush Mask (default) */ + RX_FF_FL_DEF_MSK = GMR_FS_CRC_ERR | GMR_FS_RX_FF_OV |GMR_FS_MII_ERR | + GMR_FS_BAD_FC | GMR_FS_GOOD_FC | GMR_FS_UN_SIZE | + GMR_FS_JABBER, +}; + +/* RX_GMF_CTRL_T 32 bit Rx GMAC FIFO Control/Test */ +enum { + GMF_WP_TST_ON = 1<<14, /* Write Pointer Test On */ + GMF_WP_TST_OFF = 1<<13, /* Write Pointer Test Off */ + GMF_WP_STEP = 1<<12, /* Write Pointer Step/Increment */ + + GMF_RP_TST_ON = 1<<10, /* Read Pointer Test On */ + GMF_RP_TST_OFF = 1<<9, /* Read Pointer Test Off */ + GMF_RP_STEP = 1<<8, /* Read Pointer Step/Increment */ + GMF_RX_F_FL_ON = 1<<7, /* Rx FIFO Flush Mode On */ + GMF_RX_F_FL_OFF = 1<<6, /* Rx FIFO Flush Mode Off */ + GMF_CLI_RX_FO = 1<<5, /* Clear IRQ Rx FIFO Overrun */ + GMF_CLI_RX_FC = 1<<4, /* Clear IRQ Rx Frame Complete */ + GMF_OPER_ON = 1<<3, /* Operational Mode On */ + GMF_OPER_OFF = 1<<2, /* Operational Mode Off */ + GMF_RST_CLR = 1<<1, /* Clear GMAC FIFO Reset */ + GMF_RST_SET = 1<<0, /* Set GMAC FIFO Reset */ + + RX_GMF_FL_THR_DEF = 0xa, /* flush threshold (default) */ +}; + + +/* TX_GMF_CTRL_T 32 bit Tx GMAC FIFO Control/Test */ +enum { + GMF_WSP_TST_ON = 1<<18,/* Write Shadow Pointer Test On */ + GMF_WSP_TST_OFF = 1<<17,/* Write Shadow Pointer Test Off */ + GMF_WSP_STEP = 1<<16,/* Write Shadow Pointer Step/Increment */ + + GMF_CLI_TX_FU = 1<<6, /* Clear IRQ Tx FIFO Underrun */ + GMF_CLI_TX_FC = 1<<5, /* Clear IRQ Tx Frame Complete */ + GMF_CLI_TX_PE = 1<<4, /* Clear IRQ Tx Parity Error */ +}; + +/* GMAC_TI_ST_CTRL 8 bit Time Stamp Timer Ctrl Reg (YUKON only) */ +enum { + GMT_ST_START = 1<<2, /* Start Time Stamp Timer */ + GMT_ST_STOP = 1<<1, /* Stop Time Stamp Timer */ + GMT_ST_CLR_IRQ = 1<<0, /* Clear Time Stamp Timer IRQ */ +}; + +/* GMAC_CTRL 32 bit GMAC Control Reg (YUKON only) */ +enum { + GMC_H_BURST_ON = 1<<7, /* Half Duplex Burst Mode On */ + GMC_H_BURST_OFF = 1<<6, /* Half Duplex Burst Mode Off */ + GMC_F_LOOPB_ON = 1<<5, /* FIFO Loopback On */ + GMC_F_LOOPB_OFF = 1<<4, /* FIFO Loopback Off */ + GMC_PAUSE_ON = 1<<3, /* Pause On */ + GMC_PAUSE_OFF = 1<<2, /* Pause Off */ + GMC_RST_CLR = 1<<1, /* Clear GMAC Reset */ + GMC_RST_SET = 1<<0, /* Set GMAC Reset */ +}; + +/* GPHY_CTRL 32 bit GPHY Control Reg (YUKON only) */ +enum { + GPC_SEL_BDT = 1<<28, /* Select Bi-Dir. Transfer for MDC/MDIO */ + GPC_INT_POL_HI = 1<<27, /* IRQ Polarity is Active HIGH */ + GPC_75_OHM = 1<<26, /* Use 75 Ohm Termination instead of 50 */ + GPC_DIS_FC = 1<<25, /* Disable Automatic Fiber/Copper Detection */ + GPC_DIS_SLEEP = 1<<24, /* Disable Energy Detect */ + GPC_HWCFG_M_3 = 1<<23, /* HWCFG_MODE[3] */ + GPC_HWCFG_M_2 = 1<<22, /* HWCFG_MODE[2] */ + GPC_HWCFG_M_1 = 1<<21, /* HWCFG_MODE[1] */ + GPC_HWCFG_M_0 = 1<<20, /* HWCFG_MODE[0] */ + GPC_ANEG_0 = 1<<19, /* ANEG[0] */ + GPC_ENA_XC = 1<<18, /* Enable MDI crossover */ + GPC_DIS_125 = 1<<17, /* Disable 125 MHz clock */ + GPC_ANEG_3 = 1<<16, /* ANEG[3] */ + GPC_ANEG_2 = 1<<15, /* ANEG[2] */ + GPC_ANEG_1 = 1<<14, /* ANEG[1] */ + GPC_ENA_PAUSE = 1<<13, /* Enable Pause (SYM_OR_REM) */ + GPC_PHYADDR_4 = 1<<12, /* Bit 4 of Phy Addr */ + GPC_PHYADDR_3 = 1<<11, /* Bit 3 of Phy Addr */ + GPC_PHYADDR_2 = 1<<10, /* Bit 2 of Phy Addr */ + GPC_PHYADDR_1 = 1<<9, /* Bit 1 of Phy Addr */ + GPC_PHYADDR_0 = 1<<8, /* Bit 0 of Phy Addr */ + /* Bits 7..2: reserved */ + GPC_RST_CLR = 1<<1, /* Clear GPHY Reset */ + GPC_RST_SET = 1<<0, /* Set GPHY Reset */ +}; + +#define GPC_HWCFG_GMII_COP (GPC_HWCFG_M_3|GPC_HWCFG_M_2 | GPC_HWCFG_M_1 | GPC_HWCFG_M_0) +#define GPC_HWCFG_GMII_FIB (GPC_HWCFG_M_2 | GPC_HWCFG_M_1 | GPC_HWCFG_M_0) +#define GPC_ANEG_ADV_ALL_M (GPC_ANEG_3 | GPC_ANEG_2 | GPC_ANEG_1 | GPC_ANEG_0) + +/* forced speed and duplex mode (don't mix with other ANEG bits) */ +#define GPC_FRC10MBIT_HALF 0 +#define GPC_FRC10MBIT_FULL GPC_ANEG_0 +#define GPC_FRC100MBIT_HALF GPC_ANEG_1 +#define GPC_FRC100MBIT_FULL (GPC_ANEG_0 | GPC_ANEG_1) + +/* auto-negotiation with limited advertised speeds */ +/* mix only with master/slave settings (for copper) */ +#define GPC_ADV_1000_HALF GPC_ANEG_2 +#define GPC_ADV_1000_FULL GPC_ANEG_3 +#define GPC_ADV_ALL (GPC_ANEG_2 | GPC_ANEG_3) + +/* master/slave settings */ +/* only for copper with 1000 Mbps */ +#define GPC_FORCE_MASTER 0 +#define GPC_FORCE_SLAVE GPC_ANEG_0 +#define GPC_PREF_MASTER GPC_ANEG_1 +#define GPC_PREF_SLAVE (GPC_ANEG_1 | GPC_ANEG_0) + +/* GMAC_IRQ_SRC 8 bit GMAC Interrupt Source Reg (YUKON only) */ +/* GMAC_IRQ_MSK 8 bit GMAC Interrupt Mask Reg (YUKON only) */ +enum { + GM_IS_TX_CO_OV = 1<<5, /* Transmit Counter Overflow IRQ */ + GM_IS_RX_CO_OV = 1<<4, /* Receive Counter Overflow IRQ */ + GM_IS_TX_FF_UR = 1<<3, /* Transmit FIFO Underrun */ + GM_IS_TX_COMPL = 1<<2, /* Frame Transmission Complete */ + GM_IS_RX_FF_OR = 1<<1, /* Receive FIFO Overrun */ + GM_IS_RX_COMPL = 1<<0, /* Frame Reception Complete */ + +#define GMAC_DEF_MSK (GM_IS_TX_CO_OV | GM_IS_RX_CO_OV | GM_IS_TX_FF_UR) + +/* GMAC_LINK_CTRL 16 bit GMAC Link Control Reg (YUKON only) */ + /* Bits 15.. 2: reserved */ + GMLC_RST_CLR = 1<<1, /* Clear GMAC Link Reset */ + GMLC_RST_SET = 1<<0, /* Set GMAC Link Reset */ + + +/* WOL_CTRL_STAT 16 bit WOL Control/Status Reg */ + WOL_CTL_LINK_CHG_OCC = 1<<15, + WOL_CTL_MAGIC_PKT_OCC = 1<<14, + WOL_CTL_PATTERN_OCC = 1<<13, + WOL_CTL_CLEAR_RESULT = 1<<12, + WOL_CTL_ENA_PME_ON_LINK_CHG = 1<<11, + WOL_CTL_DIS_PME_ON_LINK_CHG = 1<<10, + WOL_CTL_ENA_PME_ON_MAGIC_PKT = 1<<9, + WOL_CTL_DIS_PME_ON_MAGIC_PKT = 1<<8, + WOL_CTL_ENA_PME_ON_PATTERN = 1<<7, + WOL_CTL_DIS_PME_ON_PATTERN = 1<<6, + WOL_CTL_ENA_LINK_CHG_UNIT = 1<<5, + WOL_CTL_DIS_LINK_CHG_UNIT = 1<<4, + WOL_CTL_ENA_MAGIC_PKT_UNIT = 1<<3, + WOL_CTL_DIS_MAGIC_PKT_UNIT = 1<<2, + WOL_CTL_ENA_PATTERN_UNIT = 1<<1, + WOL_CTL_DIS_PATTERN_UNIT = 1<<0, +}; + +#define WOL_CTL_DEFAULT \ + (WOL_CTL_DIS_PME_ON_LINK_CHG | \ + WOL_CTL_DIS_PME_ON_PATTERN | \ + WOL_CTL_DIS_PME_ON_MAGIC_PKT | \ + WOL_CTL_DIS_LINK_CHG_UNIT | \ + WOL_CTL_DIS_PATTERN_UNIT | \ + WOL_CTL_DIS_MAGIC_PKT_UNIT) + +/* WOL_MATCH_CTL 8 bit WOL Match Control Reg */ +#define WOL_CTL_PATT_ENA(x) (1 << (x)) + + +/* XMAC II registers */ +enum { + XM_MMU_CMD = 0x0000, /* 16 bit r/w MMU Command Register */ + XM_POFF = 0x0008, /* 32 bit r/w Packet Offset Register */ + XM_BURST = 0x000c, /* 32 bit r/w Burst Register for half duplex*/ + XM_1L_VLAN_TAG = 0x0010, /* 16 bit r/w One Level VLAN Tag ID */ + XM_2L_VLAN_TAG = 0x0014, /* 16 bit r/w Two Level VLAN Tag ID */ + XM_TX_CMD = 0x0020, /* 16 bit r/w Transmit Command Register */ + XM_TX_RT_LIM = 0x0024, /* 16 bit r/w Transmit Retry Limit Register */ + XM_TX_STIME = 0x0028, /* 16 bit r/w Transmit Slottime Register */ + XM_TX_IPG = 0x002c, /* 16 bit r/w Transmit Inter Packet Gap */ + XM_RX_CMD = 0x0030, /* 16 bit r/w Receive Command Register */ + XM_PHY_ADDR = 0x0034, /* 16 bit r/w PHY Address Register */ + XM_PHY_DATA = 0x0038, /* 16 bit r/w PHY Data Register */ + XM_GP_PORT = 0x0040, /* 32 bit r/w General Purpose Port Register */ + XM_IMSK = 0x0044, /* 16 bit r/w Interrupt Mask Register */ + XM_ISRC = 0x0048, /* 16 bit r/o Interrupt Status Register */ + XM_HW_CFG = 0x004c, /* 16 bit r/w Hardware Config Register */ + XM_TX_LO_WM = 0x0060, /* 16 bit r/w Tx FIFO Low Water Mark */ + XM_TX_HI_WM = 0x0062, /* 16 bit r/w Tx FIFO High Water Mark */ + XM_TX_THR = 0x0064, /* 16 bit r/w Tx Request Threshold */ + XM_HT_THR = 0x0066, /* 16 bit r/w Host Request Threshold */ + XM_PAUSE_DA = 0x0068, /* NA reg r/w Pause Destination Address */ + XM_CTL_PARA = 0x0070, /* 32 bit r/w Control Parameter Register */ + XM_MAC_OPCODE = 0x0074, /* 16 bit r/w Opcode for MAC control frames */ + XM_MAC_PTIME = 0x0076, /* 16 bit r/w Pause time for MAC ctrl frames*/ + XM_TX_STAT = 0x0078, /* 32 bit r/o Tx Status LIFO Register */ + + XM_EXM_START = 0x0080, /* r/w Start Address of the EXM Regs */ +#define XM_EXM(reg) (XM_EXM_START + ((reg) << 3)) +}; + +enum { + XM_SRC_CHK = 0x0100, /* NA reg r/w Source Check Address Register */ + XM_SA = 0x0108, /* NA reg r/w Station Address Register */ + XM_HSM = 0x0110, /* 64 bit r/w Hash Match Address Registers */ + XM_RX_LO_WM = 0x0118, /* 16 bit r/w Receive Low Water Mark */ + XM_RX_HI_WM = 0x011a, /* 16 bit r/w Receive High Water Mark */ + XM_RX_THR = 0x011c, /* 32 bit r/w Receive Request Threshold */ + XM_DEV_ID = 0x0120, /* 32 bit r/o Device ID Register */ + XM_MODE = 0x0124, /* 32 bit r/w Mode Register */ + XM_LSA = 0x0128, /* NA reg r/o Last Source Register */ + XM_TS_READ = 0x0130, /* 32 bit r/o Time Stamp Read Register */ + XM_TS_LOAD = 0x0134, /* 32 bit r/o Time Stamp Load Value */ + XM_STAT_CMD = 0x0200, /* 16 bit r/w Statistics Command Register */ + XM_RX_CNT_EV = 0x0204, /* 32 bit r/o Rx Counter Event Register */ + XM_TX_CNT_EV = 0x0208, /* 32 bit r/o Tx Counter Event Register */ + XM_RX_EV_MSK = 0x020c, /* 32 bit r/w Rx Counter Event Mask */ + XM_TX_EV_MSK = 0x0210, /* 32 bit r/w Tx Counter Event Mask */ + XM_TXF_OK = 0x0280, /* 32 bit r/o Frames Transmitted OK Conuter */ + XM_TXO_OK_HI = 0x0284, /* 32 bit r/o Octets Transmitted OK High Cnt*/ + XM_TXO_OK_LO = 0x0288, /* 32 bit r/o Octets Transmitted OK Low Cnt */ + XM_TXF_BC_OK = 0x028c, /* 32 bit r/o Broadcast Frames Xmitted OK */ + XM_TXF_MC_OK = 0x0290, /* 32 bit r/o Multicast Frames Xmitted OK */ + XM_TXF_UC_OK = 0x0294, /* 32 bit r/o Unicast Frames Xmitted OK */ + XM_TXF_LONG = 0x0298, /* 32 bit r/o Tx Long Frame Counter */ + XM_TXE_BURST = 0x029c, /* 32 bit r/o Tx Burst Event Counter */ + XM_TXF_MPAUSE = 0x02a0, /* 32 bit r/o Tx Pause MAC Ctrl Frame Cnt */ + XM_TXF_MCTRL = 0x02a4, /* 32 bit r/o Tx MAC Ctrl Frame Counter */ + XM_TXF_SNG_COL = 0x02a8, /* 32 bit r/o Tx Single Collision Counter */ + XM_TXF_MUL_COL = 0x02ac, /* 32 bit r/o Tx Multiple Collision Counter */ + XM_TXF_ABO_COL = 0x02b0, /* 32 bit r/o Tx aborted due to Exces. Col. */ + XM_TXF_LAT_COL = 0x02b4, /* 32 bit r/o Tx Late Collision Counter */ + XM_TXF_DEF = 0x02b8, /* 32 bit r/o Tx Deferred Frame Counter */ + XM_TXF_EX_DEF = 0x02bc, /* 32 bit r/o Tx Excessive Deferall Counter */ + XM_TXE_FIFO_UR = 0x02c0, /* 32 bit r/o Tx FIFO Underrun Event Cnt */ + XM_TXE_CS_ERR = 0x02c4, /* 32 bit r/o Tx Carrier Sense Error Cnt */ + XM_TXP_UTIL = 0x02c8, /* 32 bit r/o Tx Utilization in % */ + XM_TXF_64B = 0x02d0, /* 32 bit r/o 64 Byte Tx Frame Counter */ + XM_TXF_127B = 0x02d4, /* 32 bit r/o 65-127 Byte Tx Frame Counter */ + XM_TXF_255B = 0x02d8, /* 32 bit r/o 128-255 Byte Tx Frame Counter */ + XM_TXF_511B = 0x02dc, /* 32 bit r/o 256-511 Byte Tx Frame Counter */ + XM_TXF_1023B = 0x02e0, /* 32 bit r/o 512-1023 Byte Tx Frame Counter*/ + XM_TXF_MAX_SZ = 0x02e4, /* 32 bit r/o 1024-MaxSize Byte Tx Frame Cnt*/ + XM_RXF_OK = 0x0300, /* 32 bit r/o Frames Received OK */ + XM_RXO_OK_HI = 0x0304, /* 32 bit r/o Octets Received OK High Cnt */ + XM_RXO_OK_LO = 0x0308, /* 32 bit r/o Octets Received OK Low Counter*/ + XM_RXF_BC_OK = 0x030c, /* 32 bit r/o Broadcast Frames Received OK */ + XM_RXF_MC_OK = 0x0310, /* 32 bit r/o Multicast Frames Received OK */ + XM_RXF_UC_OK = 0x0314, /* 32 bit r/o Unicast Frames Received OK */ + XM_RXF_MPAUSE = 0x0318, /* 32 bit r/o Rx Pause MAC Ctrl Frame Cnt */ + XM_RXF_MCTRL = 0x031c, /* 32 bit r/o Rx MAC Ctrl Frame Counter */ + XM_RXF_INV_MP = 0x0320, /* 32 bit r/o Rx invalid Pause Frame Cnt */ + XM_RXF_INV_MOC = 0x0324, /* 32 bit r/o Rx Frames with inv. MAC Opcode*/ + XM_RXE_BURST = 0x0328, /* 32 bit r/o Rx Burst Event Counter */ + XM_RXE_FMISS = 0x032c, /* 32 bit r/o Rx Missed Frames Event Cnt */ + XM_RXF_FRA_ERR = 0x0330, /* 32 bit r/o Rx Framing Error Counter */ + XM_RXE_FIFO_OV = 0x0334, /* 32 bit r/o Rx FIFO overflow Event Cnt */ + XM_RXF_JAB_PKT = 0x0338, /* 32 bit r/o Rx Jabber Packet Frame Cnt */ + XM_RXE_CAR_ERR = 0x033c, /* 32 bit r/o Rx Carrier Event Error Cnt */ + XM_RXF_LEN_ERR = 0x0340, /* 32 bit r/o Rx in Range Length Error */ + XM_RXE_SYM_ERR = 0x0344, /* 32 bit r/o Rx Symbol Error Counter */ + XM_RXE_SHT_ERR = 0x0348, /* 32 bit r/o Rx Short Event Error Cnt */ + XM_RXE_RUNT = 0x034c, /* 32 bit r/o Rx Runt Event Counter */ + XM_RXF_LNG_ERR = 0x0350, /* 32 bit r/o Rx Frame too Long Error Cnt */ + XM_RXF_FCS_ERR = 0x0354, /* 32 bit r/o Rx Frame Check Seq. Error Cnt */ + XM_RXF_CEX_ERR = 0x035c, /* 32 bit r/o Rx Carrier Ext Error Frame Cnt*/ + XM_RXP_UTIL = 0x0360, /* 32 bit r/o Rx Utilization in % */ + XM_RXF_64B = 0x0368, /* 32 bit r/o 64 Byte Rx Frame Counter */ + XM_RXF_127B = 0x036c, /* 32 bit r/o 65-127 Byte Rx Frame Counter */ + XM_RXF_255B = 0x0370, /* 32 bit r/o 128-255 Byte Rx Frame Counter */ + XM_RXF_511B = 0x0374, /* 32 bit r/o 256-511 Byte Rx Frame Counter */ + XM_RXF_1023B = 0x0378, /* 32 bit r/o 512-1023 Byte Rx Frame Counter*/ + XM_RXF_MAX_SZ = 0x037c, /* 32 bit r/o 1024-MaxSize Byte Rx Frame Cnt*/ +}; + +/* XM_MMU_CMD 16 bit r/w MMU Command Register */ +enum { + XM_MMU_PHY_RDY = 1<<12,/* Bit 12: PHY Read Ready */ + XM_MMU_PHY_BUSY = 1<<11,/* Bit 11: PHY Busy */ + XM_MMU_IGN_PF = 1<<10,/* Bit 10: Ignore Pause Frame */ + XM_MMU_MAC_LB = 1<<9, /* Bit 9: Enable MAC Loopback */ + XM_MMU_FRC_COL = 1<<7, /* Bit 7: Force Collision */ + XM_MMU_SIM_COL = 1<<6, /* Bit 6: Simulate Collision */ + XM_MMU_NO_PRE = 1<<5, /* Bit 5: No MDIO Preamble */ + XM_MMU_GMII_FD = 1<<4, /* Bit 4: GMII uses Full Duplex */ + XM_MMU_RAT_CTRL = 1<<3, /* Bit 3: Enable Rate Control */ + XM_MMU_GMII_LOOP= 1<<2, /* Bit 2: PHY is in Loopback Mode */ + XM_MMU_ENA_RX = 1<<1, /* Bit 1: Enable Receiver */ + XM_MMU_ENA_TX = 1<<0, /* Bit 0: Enable Transmitter */ +}; + + +/* XM_TX_CMD 16 bit r/w Transmit Command Register */ +enum { + XM_TX_BK2BK = 1<<6, /* Bit 6: Ignor Carrier Sense (Tx Bk2Bk)*/ + XM_TX_ENC_BYP = 1<<5, /* Bit 5: Set Encoder in Bypass Mode */ + XM_TX_SAM_LINE = 1<<4, /* Bit 4: (sc) Start utilization calculation */ + XM_TX_NO_GIG_MD = 1<<3, /* Bit 3: Disable Carrier Extension */ + XM_TX_NO_PRE = 1<<2, /* Bit 2: Disable Preamble Generation */ + XM_TX_NO_CRC = 1<<1, /* Bit 1: Disable CRC Generation */ + XM_TX_AUTO_PAD = 1<<0, /* Bit 0: Enable Automatic Padding */ +}; + +/* XM_TX_RT_LIM 16 bit r/w Transmit Retry Limit Register */ +#define XM_RT_LIM_MSK 0x1f /* Bit 4..0: Tx Retry Limit */ + + +/* XM_TX_STIME 16 bit r/w Transmit Slottime Register */ +#define XM_STIME_MSK 0x7f /* Bit 6..0: Tx Slottime bits */ + + +/* XM_TX_IPG 16 bit r/w Transmit Inter Packet Gap */ +#define XM_IPG_MSK 0xff /* Bit 7..0: IPG value bits */ + + +/* XM_RX_CMD 16 bit r/w Receive Command Register */ +enum { + XM_RX_LENERR_OK = 1<<8, /* Bit 8 don't set Rx Err bit for */ + /* inrange error packets */ + XM_RX_BIG_PK_OK = 1<<7, /* Bit 7 don't set Rx Err bit for */ + /* jumbo packets */ + XM_RX_IPG_CAP = 1<<6, /* Bit 6 repl. type field with IPG */ + XM_RX_TP_MD = 1<<5, /* Bit 5: Enable transparent Mode */ + XM_RX_STRIP_FCS = 1<<4, /* Bit 4: Enable FCS Stripping */ + XM_RX_SELF_RX = 1<<3, /* Bit 3: Enable Rx of own packets */ + XM_RX_SAM_LINE = 1<<2, /* Bit 2: (sc) Start utilization calculation */ + XM_RX_STRIP_PAD = 1<<1, /* Bit 1: Strip pad bytes of Rx frames */ + XM_RX_DIS_CEXT = 1<<0, /* Bit 0: Disable carrier ext. check */ +}; + + +/* XM_PHY_ADDR 16 bit r/w PHY Address Register */ +#define XM_PHY_ADDR_SZ 0x1f /* Bit 4..0: PHY Address bits */ + + +/* XM_GP_PORT 32 bit r/w General Purpose Port Register */ +enum { + XM_GP_ANIP = 1<<6, /* Bit 6: (ro) Auto-Neg. in progress */ + XM_GP_FRC_INT = 1<<5, /* Bit 5: (sc) Force Interrupt */ + XM_GP_RES_MAC = 1<<3, /* Bit 3: (sc) Reset MAC and FIFOs */ + XM_GP_RES_STAT = 1<<2, /* Bit 2: (sc) Reset the statistics module */ + XM_GP_INP_ASS = 1<<0, /* Bit 0: (ro) GP Input Pin asserted */ +}; + + +/* XM_IMSK 16 bit r/w Interrupt Mask Register */ +/* XM_ISRC 16 bit r/o Interrupt Status Register */ +enum { + XM_IS_LNK_AE = 1<<14, /* Bit 14: Link Asynchronous Event */ + XM_IS_TX_ABORT = 1<<13, /* Bit 13: Transmit Abort, late Col. etc */ + XM_IS_FRC_INT = 1<<12, /* Bit 12: Force INT bit set in GP */ + XM_IS_INP_ASS = 1<<11, /* Bit 11: Input Asserted, GP bit 0 set */ + XM_IS_LIPA_RC = 1<<10, /* Bit 10: Link Partner requests config */ + XM_IS_RX_PAGE = 1<<9, /* Bit 9: Page Received */ + XM_IS_TX_PAGE = 1<<8, /* Bit 8: Next Page Loaded for Transmit */ + XM_IS_AND = 1<<7, /* Bit 7: Auto-Negotiation Done */ + XM_IS_TSC_OV = 1<<6, /* Bit 6: Time Stamp Counter Overflow */ + XM_IS_RXC_OV = 1<<5, /* Bit 5: Rx Counter Event Overflow */ + XM_IS_TXC_OV = 1<<4, /* Bit 4: Tx Counter Event Overflow */ + XM_IS_RXF_OV = 1<<3, /* Bit 3: Receive FIFO Overflow */ + XM_IS_TXF_UR = 1<<2, /* Bit 2: Transmit FIFO Underrun */ + XM_IS_TX_COMP = 1<<1, /* Bit 1: Frame Tx Complete */ + XM_IS_RX_COMP = 1<<0, /* Bit 0: Frame Rx Complete */ +}; + +#define XM_DEF_MSK (~(XM_IS_INP_ASS | XM_IS_LIPA_RC | XM_IS_RX_PAGE | \ + XM_IS_AND | XM_IS_RXC_OV | XM_IS_TXC_OV | \ + XM_IS_RXF_OV | XM_IS_TXF_UR)) + + +/* XM_HW_CFG 16 bit r/w Hardware Config Register */ +enum { + XM_HW_GEN_EOP = 1<<3, /* Bit 3: generate End of Packet pulse */ + XM_HW_COM4SIG = 1<<2, /* Bit 2: use Comma Detect for Sig. Det.*/ + XM_HW_GMII_MD = 1<<0, /* Bit 0: GMII Interface selected */ +}; + + +/* XM_TX_LO_WM 16 bit r/w Tx FIFO Low Water Mark */ +/* XM_TX_HI_WM 16 bit r/w Tx FIFO High Water Mark */ +#define XM_TX_WM_MSK 0x01ff /* Bit 9.. 0 Tx FIFO Watermark bits */ + +/* XM_TX_THR 16 bit r/w Tx Request Threshold */ +/* XM_HT_THR 16 bit r/w Host Request Threshold */ +/* XM_RX_THR 16 bit r/w Rx Request Threshold */ +#define XM_THR_MSK 0x03ff /* Bit 10.. 0 Rx/Tx Request Threshold bits */ + + +/* XM_TX_STAT 32 bit r/o Tx Status LIFO Register */ +enum { + XM_ST_VALID = (1UL<<31), /* Bit 31: Status Valid */ + XM_ST_BYTE_CNT = (0x3fffL<<17), /* Bit 30..17: Tx frame Length */ + XM_ST_RETRY_CNT = (0x1fL<<12), /* Bit 16..12: Retry Count */ + XM_ST_EX_COL = 1<<11, /* Bit 11: Excessive Collisions */ + XM_ST_EX_DEF = 1<<10, /* Bit 10: Excessive Deferral */ + XM_ST_BURST = 1<<9, /* Bit 9: p. xmitted in burst md*/ + XM_ST_DEFER = 1<<8, /* Bit 8: packet was defered */ + XM_ST_BC = 1<<7, /* Bit 7: Broadcast packet */ + XM_ST_MC = 1<<6, /* Bit 6: Multicast packet */ + XM_ST_UC = 1<<5, /* Bit 5: Unicast packet */ + XM_ST_TX_UR = 1<<4, /* Bit 4: FIFO Underrun occured */ + XM_ST_CS_ERR = 1<<3, /* Bit 3: Carrier Sense Error */ + XM_ST_LAT_COL = 1<<2, /* Bit 2: Late Collision Error */ + XM_ST_MUL_COL = 1<<1, /* Bit 1: Multiple Collisions */ + XM_ST_SGN_COL = 1<<0, /* Bit 0: Single Collision */ +}; + +/* XM_RX_LO_WM 16 bit r/w Receive Low Water Mark */ +/* XM_RX_HI_WM 16 bit r/w Receive High Water Mark */ +#define XM_RX_WM_MSK 0x03ff /* Bit 11.. 0: Rx FIFO Watermark bits */ + + +/* XM_DEV_ID 32 bit r/o Device ID Register */ +#define XM_DEV_OUI (0x00ffffffUL<<8) /* Bit 31..8: Device OUI */ +#define XM_DEV_REV (0x07L << 5) /* Bit 7..5: Chip Rev Num */ + + +/* XM_MODE 32 bit r/w Mode Register */ +enum { + XM_MD_ENA_REJ = 1<<26, /* Bit 26: Enable Frame Reject */ + XM_MD_SPOE_E = 1<<25, /* Bit 25: Send Pause on Edge */ + /* extern generated */ + XM_MD_TX_REP = 1<<24, /* Bit 24: Transmit Repeater Mode */ + XM_MD_SPOFF_I = 1<<23, /* Bit 23: Send Pause on FIFO full */ + /* intern generated */ + XM_MD_LE_STW = 1<<22, /* Bit 22: Rx Stat Word in Little Endian */ + XM_MD_TX_CONT = 1<<21, /* Bit 21: Send Continuous */ + XM_MD_TX_PAUSE = 1<<20, /* Bit 20: (sc) Send Pause Frame */ + XM_MD_ATS = 1<<19, /* Bit 19: Append Time Stamp */ + XM_MD_SPOL_I = 1<<18, /* Bit 18: Send Pause on Low */ + /* intern generated */ + XM_MD_SPOH_I = 1<<17, /* Bit 17: Send Pause on High */ + /* intern generated */ + XM_MD_CAP = 1<<16, /* Bit 16: Check Address Pair */ + XM_MD_ENA_HASH = 1<<15, /* Bit 15: Enable Hashing */ + XM_MD_CSA = 1<<14, /* Bit 14: Check Station Address */ + XM_MD_CAA = 1<<13, /* Bit 13: Check Address Array */ + XM_MD_RX_MCTRL = 1<<12, /* Bit 12: Rx MAC Control Frame */ + XM_MD_RX_RUNT = 1<<11, /* Bit 11: Rx Runt Frames */ + XM_MD_RX_IRLE = 1<<10, /* Bit 10: Rx in Range Len Err Frame */ + XM_MD_RX_LONG = 1<<9, /* Bit 9: Rx Long Frame */ + XM_MD_RX_CRCE = 1<<8, /* Bit 8: Rx CRC Error Frame */ + XM_MD_RX_ERR = 1<<7, /* Bit 7: Rx Error Frame */ + XM_MD_DIS_UC = 1<<6, /* Bit 6: Disable Rx Unicast */ + XM_MD_DIS_MC = 1<<5, /* Bit 5: Disable Rx Multicast */ + XM_MD_DIS_BC = 1<<4, /* Bit 4: Disable Rx Broadcast */ + XM_MD_ENA_PROM = 1<<3, /* Bit 3: Enable Promiscuous */ + XM_MD_ENA_BE = 1<<2, /* Bit 2: Enable Big Endian */ + XM_MD_FTF = 1<<1, /* Bit 1: (sc) Flush Tx FIFO */ + XM_MD_FRF = 1<<0, /* Bit 0: (sc) Flush Rx FIFO */ +}; + +#define XM_PAUSE_MODE (XM_MD_SPOE_E | XM_MD_SPOL_I | XM_MD_SPOH_I) +#define XM_DEF_MODE (XM_MD_RX_RUNT | XM_MD_RX_IRLE | XM_MD_RX_LONG |\ + XM_MD_RX_CRCE | XM_MD_RX_ERR | XM_MD_CSA | XM_MD_CAA) + +/* XM_STAT_CMD 16 bit r/w Statistics Command Register */ +enum { + XM_SC_SNP_RXC = 1<<5, /* Bit 5: (sc) Snap Rx Counters */ + XM_SC_SNP_TXC = 1<<4, /* Bit 4: (sc) Snap Tx Counters */ + XM_SC_CP_RXC = 1<<3, /* Bit 3: Copy Rx Counters Continuously */ + XM_SC_CP_TXC = 1<<2, /* Bit 2: Copy Tx Counters Continuously */ + XM_SC_CLR_RXC = 1<<1, /* Bit 1: (sc) Clear Rx Counters */ + XM_SC_CLR_TXC = 1<<0, /* Bit 0: (sc) Clear Tx Counters */ +}; + + +/* XM_RX_CNT_EV 32 bit r/o Rx Counter Event Register */ +/* XM_RX_EV_MSK 32 bit r/w Rx Counter Event Mask */ +enum { + XMR_MAX_SZ_OV = 1<<31, /* Bit 31: 1024-MaxSize Rx Cnt Ov*/ + XMR_1023B_OV = 1<<30, /* Bit 30: 512-1023Byte Rx Cnt Ov*/ + XMR_511B_OV = 1<<29, /* Bit 29: 256-511 Byte Rx Cnt Ov*/ + XMR_255B_OV = 1<<28, /* Bit 28: 128-255 Byte Rx Cnt Ov*/ + XMR_127B_OV = 1<<27, /* Bit 27: 65-127 Byte Rx Cnt Ov */ + XMR_64B_OV = 1<<26, /* Bit 26: 64 Byte Rx Cnt Ov */ + XMR_UTIL_OV = 1<<25, /* Bit 25: Rx Util Cnt Overflow */ + XMR_UTIL_UR = 1<<24, /* Bit 24: Rx Util Cnt Underrun */ + XMR_CEX_ERR_OV = 1<<23, /* Bit 23: CEXT Err Cnt Ov */ + XMR_FCS_ERR_OV = 1<<21, /* Bit 21: Rx FCS Error Cnt Ov */ + XMR_LNG_ERR_OV = 1<<20, /* Bit 20: Rx too Long Err Cnt Ov*/ + XMR_RUNT_OV = 1<<19, /* Bit 19: Runt Event Cnt Ov */ + XMR_SHT_ERR_OV = 1<<18, /* Bit 18: Rx Short Ev Err Cnt Ov*/ + XMR_SYM_ERR_OV = 1<<17, /* Bit 17: Rx Sym Err Cnt Ov */ + XMR_CAR_ERR_OV = 1<<15, /* Bit 15: Rx Carr Ev Err Cnt Ov */ + XMR_JAB_PKT_OV = 1<<14, /* Bit 14: Rx Jabb Packet Cnt Ov */ + XMR_FIFO_OV = 1<<13, /* Bit 13: Rx FIFO Ov Ev Cnt Ov */ + XMR_FRA_ERR_OV = 1<<12, /* Bit 12: Rx Framing Err Cnt Ov */ + XMR_FMISS_OV = 1<<11, /* Bit 11: Rx Missed Ev Cnt Ov */ + XMR_BURST = 1<<10, /* Bit 10: Rx Burst Event Cnt Ov */ + XMR_INV_MOC = 1<<9, /* Bit 9: Rx with inv. MAC OC Ov*/ + XMR_INV_MP = 1<<8, /* Bit 8: Rx inv Pause Frame Ov */ + XMR_MCTRL_OV = 1<<7, /* Bit 7: Rx MAC Ctrl-F Cnt Ov */ + XMR_MPAUSE_OV = 1<<6, /* Bit 6: Rx Pause MAC Ctrl-F Ov*/ + XMR_UC_OK_OV = 1<<5, /* Bit 5: Rx Unicast Frame CntOv*/ + XMR_MC_OK_OV = 1<<4, /* Bit 4: Rx Multicast Cnt Ov */ + XMR_BC_OK_OV = 1<<3, /* Bit 3: Rx Broadcast Cnt Ov */ + XMR_OK_LO_OV = 1<<2, /* Bit 2: Octets Rx OK Low CntOv*/ + XMR_OK_HI_OV = 1<<1, /* Bit 1: Octets Rx OK Hi Cnt Ov*/ + XMR_OK_OV = 1<<0, /* Bit 0: Frames Received Ok Ov */ +}; + +#define XMR_DEF_MSK (XMR_OK_LO_OV | XMR_OK_HI_OV) + +/* XM_TX_CNT_EV 32 bit r/o Tx Counter Event Register */ +/* XM_TX_EV_MSK 32 bit r/w Tx Counter Event Mask */ +enum { + XMT_MAX_SZ_OV = 1<<25, /* Bit 25: 1024-MaxSize Tx Cnt Ov*/ + XMT_1023B_OV = 1<<24, /* Bit 24: 512-1023Byte Tx Cnt Ov*/ + XMT_511B_OV = 1<<23, /* Bit 23: 256-511 Byte Tx Cnt Ov*/ + XMT_255B_OV = 1<<22, /* Bit 22: 128-255 Byte Tx Cnt Ov*/ + XMT_127B_OV = 1<<21, /* Bit 21: 65-127 Byte Tx Cnt Ov */ + XMT_64B_OV = 1<<20, /* Bit 20: 64 Byte Tx Cnt Ov */ + XMT_UTIL_OV = 1<<19, /* Bit 19: Tx Util Cnt Overflow */ + XMT_UTIL_UR = 1<<18, /* Bit 18: Tx Util Cnt Underrun */ + XMT_CS_ERR_OV = 1<<17, /* Bit 17: Tx Carr Sen Err Cnt Ov*/ + XMT_FIFO_UR_OV = 1<<16, /* Bit 16: Tx FIFO Ur Ev Cnt Ov */ + XMT_EX_DEF_OV = 1<<15, /* Bit 15: Tx Ex Deferall Cnt Ov */ + XMT_DEF = 1<<14, /* Bit 14: Tx Deferred Cnt Ov */ + XMT_LAT_COL_OV = 1<<13, /* Bit 13: Tx Late Col Cnt Ov */ + XMT_ABO_COL_OV = 1<<12, /* Bit 12: Tx abo dueto Ex Col Ov*/ + XMT_MUL_COL_OV = 1<<11, /* Bit 11: Tx Mult Col Cnt Ov */ + XMT_SNG_COL = 1<<10, /* Bit 10: Tx Single Col Cnt Ov */ + XMT_MCTRL_OV = 1<<9, /* Bit 9: Tx MAC Ctrl Counter Ov*/ + XMT_MPAUSE = 1<<8, /* Bit 8: Tx Pause MAC Ctrl-F Ov*/ + XMT_BURST = 1<<7, /* Bit 7: Tx Burst Event Cnt Ov */ + XMT_LONG = 1<<6, /* Bit 6: Tx Long Frame Cnt Ov */ + XMT_UC_OK_OV = 1<<5, /* Bit 5: Tx Unicast Cnt Ov */ + XMT_MC_OK_OV = 1<<4, /* Bit 4: Tx Multicast Cnt Ov */ + XMT_BC_OK_OV = 1<<3, /* Bit 3: Tx Broadcast Cnt Ov */ + XMT_OK_LO_OV = 1<<2, /* Bit 2: Octets Tx OK Low CntOv*/ + XMT_OK_HI_OV = 1<<1, /* Bit 1: Octets Tx OK Hi Cnt Ov*/ + XMT_OK_OV = 1<<0, /* Bit 0: Frames Tx Ok Ov */ +}; + +#define XMT_DEF_MSK (XMT_OK_LO_OV | XMT_OK_HI_OV) + +struct skge_rx_desc { + u32 control; + u32 next_offset; + u32 dma_lo; + u32 dma_hi; + u32 status; + u32 timestamp; + u16 csum2; + u16 csum1; + u16 csum2_start; + u16 csum1_start; +}; + +struct skge_tx_desc { + u32 control; + u32 next_offset; + u32 dma_lo; + u32 dma_hi; + u32 status; + u32 csum_offs; + u16 csum_write; + u16 csum_start; + u32 rsvd; +}; + +struct skge_element { + struct skge_element *next; + void *desc; + struct sk_buff *skb; + DECLARE_PCI_UNMAP_ADDR(mapaddr); + DECLARE_PCI_UNMAP_LEN(maplen); +}; + +struct skge_ring { + struct skge_element *to_clean; + struct skge_element *to_use; + struct skge_element *start; + unsigned long count; +}; + + +struct skge_hw { + void __iomem *regs; + struct pci_dev *pdev; + u32 intr_mask; + struct net_device *dev[2]; + + u8 mac_cfg; + u8 chip_id; + u8 phy_type; + u8 pmd_type; + u16 phy_addr; + + u32 ram_size; + u32 ram_offset; + + struct tasklet_struct ext_tasklet; + spinlock_t phy_lock; +}; + +static inline int isdualport(const struct skge_hw *hw) +{ + return !(hw->mac_cfg & CFG_SNG_MAC); +} + +static inline u8 chip_rev(const struct skge_hw *hw) +{ + return (hw->mac_cfg & CFG_CHIP_R_MSK) >> 4; +} + +static inline int iscopper(const struct skge_hw *hw) +{ + return (hw->pmd_type == 'T'); +} + +enum { + FLOW_MODE_NONE = 0, /* No Flow-Control */ + FLOW_MODE_LOC_SEND = 1, /* Local station sends PAUSE */ + FLOW_MODE_REM_SEND = 2, /* Symmetric or just remote */ + FLOW_MODE_SYMMETRIC = 3, /* Both stations may send PAUSE */ +}; + +struct skge_port { + u32 msg_enable; + struct skge_hw *hw; + struct net_device *netdev; + int port; + + spinlock_t tx_lock; + u32 tx_avail; + struct skge_ring tx_ring; + struct skge_ring rx_ring; + + struct net_device_stats net_stats; + + u8 rx_csum; + u8 blink_on; + u8 flow_control; + u8 wol; + u8 autoneg; /* AUTONEG_ENABLE, AUTONEG_DISABLE */ + u8 duplex; /* DUPLEX_HALF, DUPLEX_FULL */ + u16 speed; /* SPEED_1000, SPEED_100, ... */ + u32 advertising; + + void *mem; /* PCI memory for rings */ + dma_addr_t dma; + unsigned long mem_size; + + struct timer_list link_check; + struct timer_list led_blink; +}; + + +/* Register accessor for memory mapped device */ +static inline u32 skge_read32(const struct skge_hw *hw, int reg) +{ + return readl(hw->regs + reg); + +} + +static inline u16 skge_read16(const struct skge_hw *hw, int reg) +{ + return readw(hw->regs + reg); +} + +static inline u8 skge_read8(const struct skge_hw *hw, int reg) +{ + return readb(hw->regs + reg); +} + +static inline void skge_write32(const struct skge_hw *hw, int reg, u32 val) +{ + writel(val, hw->regs + reg); +} + +static inline void skge_write16(const struct skge_hw *hw, int reg, u16 val) +{ + writew(val, hw->regs + reg); +} + +static inline void skge_write8(const struct skge_hw *hw, int reg, u8 val) +{ + writeb(val, hw->regs + reg); +} + +/* MAC Related Registers inside the device. */ +#define SKGEMAC_REG(port,reg) (((port)<<7)+(reg)) + +/* PCI config space can be accessed via memory mapped space */ +#define SKGEPCI_REG(reg) ((reg)+ 0x380) + +#define SKGEXM_REG(port, reg) \ + ((BASE_XMAC_1 + (port) * (BASE_XMAC_2 - BASE_XMAC_1)) | (reg) << 1) + +static inline u32 skge_xm_read32(const struct skge_hw *hw, int port, int reg) +{ + return skge_read32(hw, SKGEXM_REG(port,reg)); +} + +static inline u16 skge_xm_read16(const struct skge_hw *hw, int port, int reg) +{ + return skge_read16(hw, SKGEXM_REG(port,reg)); +} + +static inline u8 skge_xm_read8(const struct skge_hw *hw, int port, int reg) +{ + return skge_read8(hw, SKGEXM_REG(port,reg)); +} + +static inline void skge_xm_write32(const struct skge_hw *hw, int port, int r, u32 v) +{ + skge_write32(hw, SKGEXM_REG(port,r), v); +} + +static inline void skge_xm_write16(const struct skge_hw *hw, int port, int r, u16 v) +{ + skge_write16(hw, SKGEXM_REG(port,r), v); +} + +static inline void skge_xm_write8(const struct skge_hw *hw, int port, int r, u8 v) +{ + skge_write8(hw, SKGEXM_REG(port,r), v); +} + +static inline void skge_xm_outhash(const struct skge_hw *hw, int port, int reg, + const u8 *hash) +{ + skge_xm_write16(hw, port, reg, + (u16)hash[0] | ((u16)hash[1] << 8)); + skge_xm_write16(hw, port, reg+2, + (u16)hash[2] | ((u16)hash[3] << 8)); + skge_xm_write16(hw, port, reg+4, + (u16)hash[4] | ((u16)hash[5] << 8)); + skge_xm_write16(hw, port, reg+6, + (u16)hash[6] | ((u16)hash[7] << 8)); +} + +static inline void skge_xm_outaddr(const struct skge_hw *hw, int port, int reg, + const u8 *addr) +{ + skge_xm_write16(hw, port, reg, + (u16)addr[0] | ((u16)addr[1] << 8)); + skge_xm_write16(hw, port, reg, + (u16)addr[2] | ((u16)addr[3] << 8)); + skge_xm_write16(hw, port, reg, + (u16)addr[4] | ((u16)addr[5] << 8)); +} + + +#define SKGEGMA_REG(port,reg) \ + ((reg) + BASE_GMAC_1 + \ + (port) * (BASE_GMAC_2-BASE_GMAC_1)) + +static inline u16 skge_gma_read16(const struct skge_hw *hw, int port, int reg) +{ + return skge_read16(hw, SKGEGMA_REG(port,reg)); +} + +static inline u32 skge_gma_read32(const struct skge_hw *hw, int port, int reg) +{ + return (u32) skge_read16(hw, SKGEGMA_REG(port,reg)) + | ((u32)skge_read16(hw, SKGEGMA_REG(port,reg+4)) << 16); +} + +static inline u8 skge_gma_read8(const struct skge_hw *hw, int port, int reg) +{ + return skge_read8(hw, SKGEGMA_REG(port,reg)); +} + +static inline void skge_gma_write16(const struct skge_hw *hw, int port, int r, u16 v) +{ + skge_write16(hw, SKGEGMA_REG(port,r), v); +} + +static inline void skge_gma_write32(const struct skge_hw *hw, int port, int r, u32 v) +{ + skge_write16(hw, SKGEGMA_REG(port, r), (u16) v); + skge_write32(hw, SKGEGMA_REG(port, r+4), (u16)(v >> 16)); +} + +static inline void skge_gma_write8(const struct skge_hw *hw, int port, int r, u8 v) +{ + skge_write8(hw, SKGEGMA_REG(port,r), v); +} + +static inline void skge_gm_set_addr(struct skge_hw *hw, int port, int reg, + const u8 *addr) +{ + skge_gma_write16(hw, port, reg, + (u16) addr[0] | ((u16) addr[1] << 8)); + skge_gma_write16(hw, port, reg+4, + (u16) addr[2] | ((u16) addr[3] << 8)); + skge_gma_write16(hw, port, reg+8, + (u16) addr[4] | ((u16) addr[5] << 8)); +} + +#endif diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c index 5e561ba44333..fd80048f7f7a 100644 --- a/drivers/net/smc91x.c +++ b/drivers/net/smc91x.c @@ -129,7 +129,7 @@ MODULE_PARM_DESC(nowait, "set to 1 for no wait state"); /* * Transmit timeout, default 5 seconds. */ -static int watchdog = 5000; +static int watchdog = 1000; module_param(watchdog, int, 0400); MODULE_PARM_DESC(watchdog, "transmit timeout in milliseconds"); @@ -660,15 +660,14 @@ static void smc_hardware_send_pkt(unsigned long data) SMC_outw(((len & 1) ? (0x2000 | buf[len-1]) : 0), ioaddr, DATA_REG); /* - * If THROTTLE_TX_PKTS is set, we look at the TX_EMPTY flag - * before queueing this packet for TX, and if it's clear then - * we stop the queue here. This will have the effect of - * having at most 2 packets queued for TX in the chip's memory - * at all time. If THROTTLE_TX_PKTS is not set then the queue - * is stopped only when memory allocation (MC_ALLOC) does not - * succeed right away. + * If THROTTLE_TX_PKTS is set, we stop the queue here. This will + * have the effect of having at most one packet queued for TX + * in the chip's memory at all time. + * + * If THROTTLE_TX_PKTS is not set then the queue is stopped only + * when memory allocation (MC_ALLOC) does not succeed right away. */ - if (THROTTLE_TX_PKTS && !(SMC_GET_INT() & IM_TX_EMPTY_INT)) + if (THROTTLE_TX_PKTS) netif_stop_queue(dev); /* queue the packet for TX */ @@ -792,17 +791,20 @@ static void smc_tx(struct net_device *dev) DBG(2, "%s: TX STATUS 0x%04x PNR 0x%02x\n", dev->name, tx_status, packet_no); - if (!(tx_status & TS_SUCCESS)) + if (!(tx_status & ES_TX_SUC)) lp->stats.tx_errors++; - if (tx_status & TS_LOSTCAR) + + if (tx_status & ES_LOSTCARR) lp->stats.tx_carrier_errors++; - if (tx_status & TS_LATCOL) { - PRINTK("%s: late collision occurred on last xmit\n", dev->name); + if (tx_status & (ES_LATCOL | ES_16COL)) { + PRINTK("%s: %s occurred on last xmit\n", dev->name, + (tx_status & ES_LATCOL) ? + "late collision" : "too many collisions"); lp->stats.tx_window_errors++; if (!(lp->stats.tx_window_errors & 63) && net_ratelimit()) { - printk(KERN_INFO "%s: unexpectedly large numbers of " - "late collisions. Please check duplex " + printk(KERN_INFO "%s: unexpectedly large number of " + "bad collisions. Please check duplex " "setting.\n", dev->name); } } @@ -1236,7 +1238,7 @@ static void smc_10bt_check_media(struct net_device *dev, int init) old_carrier = netif_carrier_ok(dev) ? 1 : 0; SMC_SELECT_BANK(0); - new_carrier = SMC_inw(ioaddr, EPH_STATUS_REG) & ES_LINK_OK ? 1 : 0; + new_carrier = (SMC_GET_EPH_STATUS() & ES_LINK_OK) ? 1 : 0; SMC_SELECT_BANK(2); if (init || (old_carrier != new_carrier)) { @@ -1308,15 +1310,16 @@ static irqreturn_t smc_interrupt(int irq, void *dev_id, struct pt_regs *regs) if (!status) break; - if (status & IM_RCV_INT) { - DBG(3, "%s: RX irq\n", dev->name); - smc_rcv(dev); - } else if (status & IM_TX_INT) { + if (status & IM_TX_INT) { + /* do this before RX as it will free memory quickly */ DBG(3, "%s: TX int\n", dev->name); smc_tx(dev); SMC_ACK_INT(IM_TX_INT); if (THROTTLE_TX_PKTS) netif_wake_queue(dev); + } else if (status & IM_RCV_INT) { + DBG(3, "%s: RX irq\n", dev->name); + smc_rcv(dev); } else if (status & IM_ALLOC_INT) { DBG(3, "%s: Allocation irq\n", dev->name); tasklet_hi_schedule(&lp->tx_task); @@ -1337,7 +1340,10 @@ static irqreturn_t smc_interrupt(int irq, void *dev_id, struct pt_regs *regs) /* multiple collisions */ lp->stats.collisions += card_stats & 0xF; } else if (status & IM_RX_OVRN_INT) { - DBG(1, "%s: RX overrun\n", dev->name); + DBG(1, "%s: RX overrun (EPH_ST 0x%04x)\n", dev->name, + ({ int eph_st; SMC_SELECT_BANK(0); + eph_st = SMC_GET_EPH_STATUS(); + SMC_SELECT_BANK(2); eph_st; }) ); SMC_ACK_INT(IM_RX_OVRN_INT); lp->stats.rx_errors++; lp->stats.rx_fifo_errors++; @@ -1389,7 +1395,7 @@ static void smc_timeout(struct net_device *dev) { struct smc_local *lp = netdev_priv(dev); void __iomem *ioaddr = lp->base; - int status, mask, meminfo, fifo; + int status, mask, eph_st, meminfo, fifo; DBG(2, "%s: %s\n", dev->name, __FUNCTION__); @@ -1398,11 +1404,13 @@ static void smc_timeout(struct net_device *dev) mask = SMC_GET_INT_MASK(); fifo = SMC_GET_FIFO(); SMC_SELECT_BANK(0); + eph_st = SMC_GET_EPH_STATUS(); meminfo = SMC_GET_MIR(); SMC_SELECT_BANK(2); spin_unlock_irq(&lp->lock); - PRINTK( "%s: INT 0x%02x MASK 0x%02x MEM 0x%04x FIFO 0x%04x\n", - dev->name, status, mask, meminfo, fifo ); + PRINTK( "%s: TX timeout (INT 0x%02x INTMASK 0x%02x " + "MEM 0x%04x FIFO 0x%04x EPH_ST 0x%04x)\n", + dev->name, status, mask, meminfo, fifo, eph_st ); smc_reset(dev); smc_enable(dev); @@ -1863,7 +1871,7 @@ static int __init smc_probe(struct net_device *dev, void __iomem *ioaddr) SMC_SELECT_BANK(1); val = SMC_GET_BASE(); val = ((val & 0x1F00) >> 3) << SMC_IO_SHIFT; - if (((unsigned long)ioaddr & ((PAGE_SIZE-1)<<SMC_IO_SHIFT)) != val) { /*XXX: WTF? */ + if (((unsigned int)ioaddr & (0x3e0 << SMC_IO_SHIFT)) != val) { printk("%s: IOADDR %p doesn't match configuration (%x).\n", CARDNAME, ioaddr, val); } diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index ddd2688e7d33..946528e6b742 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -151,7 +151,7 @@ /* We actually can't write halfwords properly if not word aligned */ static inline void -SMC_outw(u16 val, unsigned long ioaddr, int reg) +SMC_outw(u16 val, void __iomem *ioaddr, int reg) { if (reg & 2) { unsigned int v = val << 16; @@ -317,7 +317,7 @@ static inline void SMC_outsw (unsigned long a, int r, unsigned char* p, int l) #define SMC_insl(a, r, p, l) \ smc_pxa_dma_insl(a, lp->physaddr, r, dev->dma, p, l) static inline void -smc_pxa_dma_insl(u_long ioaddr, u_long physaddr, int reg, int dma, +smc_pxa_dma_insl(void __iomem *ioaddr, u_long physaddr, int reg, int dma, u_char *buf, int len) { dma_addr_t dmabuf; @@ -355,7 +355,7 @@ smc_pxa_dma_insl(u_long ioaddr, u_long physaddr, int reg, int dma, #define SMC_insw(a, r, p, l) \ smc_pxa_dma_insw(a, lp->physaddr, r, dev->dma, p, l) static inline void -smc_pxa_dma_insw(u_long ioaddr, u_long physaddr, int reg, int dma, +smc_pxa_dma_insw(void __iomem *ioaddr, u_long physaddr, int reg, int dma, u_char *buf, int len) { dma_addr_t dmabuf; @@ -681,14 +681,6 @@ static const char * chip_ids[ 16 ] = { /* - . Transmit status bits -*/ -#define TS_SUCCESS 0x0001 -#define TS_LOSTCAR 0x0400 -#define TS_LATCOL 0x0200 -#define TS_16COL 0x0010 - -/* . Receive status bits */ #define RS_ALGNERR 0x8000 @@ -845,6 +837,7 @@ static const char * chip_ids[ 16 ] = { #define SMC_GET_FIFO() SMC_inw( ioaddr, FIFO_REG ) #define SMC_GET_PTR() SMC_inw( ioaddr, PTR_REG ) #define SMC_SET_PTR(x) SMC_outw( x, ioaddr, PTR_REG ) +#define SMC_GET_EPH_STATUS() SMC_inw( ioaddr, EPH_STATUS_REG ) #define SMC_GET_RCR() SMC_inw( ioaddr, RCR_REG ) #define SMC_SET_RCR(x) SMC_outw( x, ioaddr, RCR_REG ) #define SMC_GET_REV() SMC_inw( ioaddr, REV_REG ) diff --git a/drivers/net/starfire.c b/drivers/net/starfire.c index 236bdd3f6ba0..12e2b6826fa3 100644 --- a/drivers/net/starfire.c +++ b/drivers/net/starfire.c @@ -2,7 +2,7 @@ /* Written 1998-2000 by Donald Becker. - Current maintainer is Ion Badulescu <ionut@cs.columbia.edu>. Please + Current maintainer is Ion Badulescu <ionut ta badula tod org>. Please send all bug reports to me, and not to Donald Becker, as this code has been heavily modified from Donald's original version. @@ -129,12 +129,18 @@ - put the chip to a D3 slumber on driver unload - added config option to enable/disable NAPI -TODO: bugfixes (no bugs known as of right now) + LK1.4.2 (Ion Badulescu) + - finally added firmware (GPL'ed by Adaptec) + - removed compatibility code for 2.2.x + +TODO: - fix forced speed/duplexing code (broken a long time ago, when + somebody converted the driver to use the generic MII code) + - fix VLAN support */ #define DRV_NAME "starfire" -#define DRV_VERSION "1.03+LK1.4.1" -#define DRV_RELDATE "February 10, 2002" +#define DRV_VERSION "1.03+LK1.4.2" +#define DRV_RELDATE "January 19, 2005" #include <linux/config.h> #include <linux/version.h> @@ -145,25 +151,15 @@ TODO: bugfixes (no bugs known as of right now) #include <linux/etherdevice.h> #include <linux/init.h> #include <linux/delay.h> +#include <linux/crc32.h> +#include <linux/ethtool.h> +#include <linux/mii.h> +#include <linux/if_vlan.h> #include <asm/processor.h> /* Processor type for cache alignment. */ #include <asm/uaccess.h> #include <asm/io.h> -/* - * Adaptec's license for their drivers (which is where I got the - * firmware files) does not allow one to redistribute them. Thus, we can't - * include the firmware with this driver. - * - * However, should a legal-to-distribute firmware become available, - * the driver developer would need only to obtain the firmware in the - * form of a C header file. - * Once that's done, the #undef below must be changed into a #define - * for this driver to really use the firmware. Note that Rx/Tx - * hardware TCP checksumming is not possible without the firmware. - * - * WANTED: legal firmware to include with this GPL'd driver. - */ -#undef HAS_FIRMWARE +#include "starfire_firmware.h" /* * The current frame processor firmware fails to checksum a fragment * of length 1. If and when this is fixed, the #define below can be removed. @@ -172,13 +168,7 @@ TODO: bugfixes (no bugs known as of right now) /* * Define this if using the driver with the zero-copy patch */ -#if defined(HAS_FIRMWARE) && defined(MAX_SKB_FRAGS) #define ZEROCOPY -#endif - -#ifdef HAS_FIRMWARE -#include "starfire_firmware.h" -#endif /* HAS_FIRMWARE */ #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) #define VLAN_SUPPORT @@ -202,11 +192,7 @@ static int mtu; The Starfire has a 512 element hash table based on the Ethernet CRC. */ static int multicast_filter_limit = 512; /* Whether to do TCP/UDP checksums in hardware */ -#ifdef HAS_FIRMWARE static int enable_hw_cksum = 1; -#else -static int enable_hw_cksum = 0; -#endif #define PKT_BUF_SZ 1536 /* Size of each temporary Rx buffer.*/ /* @@ -291,43 +277,15 @@ static int full_duplex[MAX_UNITS] = {0, }; #define RX_DESC_ADDR_SIZE RxDescAddr32bit #endif -#ifdef MAX_SKB_FRAGS #define skb_first_frag_len(skb) skb_headlen(skb) #define skb_num_frags(skb) (skb_shinfo(skb)->nr_frags + 1) -#else /* not MAX_SKB_FRAGS */ -#define skb_first_frag_len(skb) (skb->len) -#define skb_num_frags(skb) 1 -#endif /* not MAX_SKB_FRAGS */ - -/* 2.2.x compatibility code */ -#if LINUX_VERSION_CODE < 0x20300 - -#include "starfire-kcomp22.h" - -#else /* LINUX_VERSION_CODE > 0x20300 */ - -#include <linux/crc32.h> -#include <linux/ethtool.h> -#include <linux/mii.h> - -#include <linux/if_vlan.h> - -#define init_tx_timer(dev, func, timeout) \ - dev->tx_timeout = func; \ - dev->watchdog_timeo = timeout; -#define kick_tx_timer(dev, func, timeout) - -#define netif_start_if(dev) -#define netif_stop_if(dev) - -#define PCI_SLOT_NAME(pci_dev) pci_name(pci_dev) - -#endif /* LINUX_VERSION_CODE > 0x20300 */ #ifdef HAVE_NETDEV_POLL #define init_poll(dev) \ +do { \ dev->poll = &netdev_poll; \ - dev->weight = max_interrupt_work; + dev->weight = max_interrupt_work; \ +} while (0) #define netdev_rx(dev, ioaddr) \ do { \ u32 intr_enable; \ @@ -341,7 +299,7 @@ do { \ /* Paranoia check */ \ intr_enable = readl(ioaddr + IntrEnable); \ if (intr_enable & (IntrRxDone | IntrRxEmpty)) { \ - printk("%s: interrupt while in polling mode!\n", dev->name); \ + printk(KERN_INFO "%s: interrupt while in polling mode!\n", dev->name); \ intr_enable &= ~(IntrRxDone | IntrRxEmpty); \ writel(intr_enable, ioaddr + IntrEnable); \ } \ @@ -371,6 +329,7 @@ KERN_INFO " (unofficial 2.2/2.4 kernel port, version " DRV_VERSION ", " DRV_RELD MODULE_AUTHOR("Donald Becker <becker@scyld.com>"); MODULE_DESCRIPTION("Adaptec Starfire Ethernet driver"); MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_VERSION); module_param(max_interrupt_work, int, 0); module_param(mtu, int, 0); @@ -425,7 +384,7 @@ on the 32/64 bitness of the architecture), and relies on automatic minimum-length padding. It does not use the completion queue consumer index, but instead checks for non-zero status entries. -For receive this driver uses type 0/1/2/3 receive descriptors. The driver +For receive this driver uses type 2/3 receive descriptors. The driver allocates full frame size skbuffs for the Rx ring buffers, so all frames should fit in a single descriptor. The driver does not use the completion queue consumer index, but instead checks for non-zero status entries. @@ -476,7 +435,7 @@ IVc. Errata */ - + enum chip_capability_flags {CanHaveMII=1, }; @@ -670,7 +629,6 @@ struct full_rx_done_desc { u32 timestamp; }; /* XXX: this is ugly and I'm not sure it's worth the trouble -Ion */ -#ifdef HAS_FIRMWARE #ifdef VLAN_SUPPORT typedef struct full_rx_done_desc rx_done_desc; #define RxComplType RxComplType3 @@ -678,15 +636,6 @@ typedef struct full_rx_done_desc rx_done_desc; typedef struct csum_rx_done_desc rx_done_desc; #define RxComplType RxComplType2 #endif /* not VLAN_SUPPORT */ -#else /* not HAS_FIRMWARE */ -#ifdef VLAN_SUPPORT -typedef struct basic_rx_done_desc rx_done_desc; -#define RxComplType RxComplType1 -#else /* not VLAN_SUPPORT */ -typedef struct short_rx_done_desc rx_done_desc; -#define RxComplType RxComplType0 -#endif /* not VLAN_SUPPORT */ -#endif /* not HAS_FIRMWARE */ enum rx_done_bits { RxOK=0x20000000, RxFIFOErr=0x10000000, RxBufQ2=0x08000000, @@ -898,13 +847,10 @@ static int __devinit starfire_init_one(struct pci_dev *pdev, /* enable MWI -- it vastly improves Rx performance on sparc64 */ pci_set_mwi(pdev); -#ifdef MAX_SKB_FRAGS - dev->features |= NETIF_F_SG; -#endif /* MAX_SKB_FRAGS */ #ifdef ZEROCOPY /* Starfire can do TCP/UDP checksumming */ if (enable_hw_cksum) - dev->features |= NETIF_F_IP_CSUM; + dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; #endif /* ZEROCOPY */ #ifdef VLAN_SUPPORT dev->features |= NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER; @@ -1008,7 +954,8 @@ static int __devinit starfire_init_one(struct pci_dev *pdev, /* The chip-specific entries in the device structure. */ dev->open = &netdev_open; dev->hard_start_xmit = &start_tx; - init_tx_timer(dev, tx_timeout, TX_TIMEOUT); + dev->tx_timeout = tx_timeout; + dev->watchdog_timeo = TX_TIMEOUT; init_poll(dev); dev->stop = &netdev_close; dev->get_stats = &get_stats; @@ -1039,7 +986,7 @@ static int __devinit starfire_init_one(struct pci_dev *pdev, if ((mdio_read(dev, phy, MII_BMCR) & BMCR_RESET) == 0) break; if (boguscnt == 0) { - printk("%s: PHY reset never completed!\n", dev->name); + printk("%s: PHY#%d reset never completed!\n", dev->name, phy); continue; } mii_status = mdio_read(dev, phy, MII_BMSR); @@ -1110,6 +1057,7 @@ static int netdev_open(struct net_device *dev) size_t tx_done_q_size, rx_done_q_size, tx_ring_size, rx_ring_size; /* Do we ever need to reset the chip??? */ + retval = request_irq(dev->irq, &intr_handler, SA_SHIRQ, dev->name, dev); if (retval) return retval; @@ -1211,7 +1159,6 @@ static int netdev_open(struct net_device *dev) writel(np->intr_timer_ctrl, ioaddr + IntrTimerCtrl); - netif_start_if(dev); netif_start_queue(dev); if (debug > 1) @@ -1238,13 +1185,11 @@ static int netdev_open(struct net_device *dev) writel(ETH_P_8021Q, ioaddr + VlanType); #endif /* VLAN_SUPPORT */ -#ifdef HAS_FIRMWARE /* Load Rx/Tx firmware into the frame processors */ for (i = 0; i < FIRMWARE_RX_SIZE * 2; i++) writel(firmware_rx[i], ioaddr + RxGfpMem + i * 4); for (i = 0; i < FIRMWARE_TX_SIZE * 2; i++) writel(firmware_tx[i], ioaddr + TxGfpMem + i * 4); -#endif /* HAS_FIRMWARE */ if (enable_hw_cksum) /* Enable the Rx and Tx units, and the Rx/Tx frame processors. */ writel(TxEnable|TxGFPEnable|RxEnable|RxGFPEnable, ioaddr + GenCtrl); @@ -1378,8 +1323,6 @@ static int start_tx(struct sk_buff *skb, struct net_device *dev) u32 status; int i; - kick_tx_timer(dev, tx_timeout, TX_TIMEOUT); - /* * be cautious here, wrapping the queue has weird semantics * and we may not have enough slots even when it seems we do. @@ -1404,7 +1347,7 @@ static int start_tx(struct sk_buff *skb, struct net_device *dev) } if (has_bad_length) - skb_checksum_help(skb); + skb_checksum_help(skb, 0); } #endif /* ZEROCOPY && HAS_BROKEN_FIRMWARE */ @@ -1433,12 +1376,10 @@ static int start_tx(struct sk_buff *skb, struct net_device *dev) np->tx_info[entry].mapping = pci_map_single(np->pci_dev, skb->data, skb_first_frag_len(skb), PCI_DMA_TODEVICE); } else { -#ifdef MAX_SKB_FRAGS skb_frag_t *this_frag = &skb_shinfo(skb)->frags[i - 1]; status |= this_frag->size; np->tx_info[entry].mapping = pci_map_single(np->pci_dev, page_address(this_frag->page) + this_frag->page_offset, this_frag->size, PCI_DMA_TODEVICE); -#endif /* MAX_SKB_FRAGS */ } np->tx_ring[entry].addr = cpu_to_dma(np->tx_info[entry].mapping); @@ -1531,7 +1472,6 @@ static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *rgs np->tx_info[entry].mapping = 0; np->dirty_tx += np->tx_info[entry].used_slots; entry = (entry + np->tx_info[entry].used_slots) % TX_RING_SIZE; -#ifdef MAX_SKB_FRAGS { int i; for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { @@ -1543,7 +1483,7 @@ static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *rgs entry++; } } -#endif /* MAX_SKB_FRAGS */ + dev_kfree_skb_irq(skb); } np->tx_done_q[np->tx_done].status = 0; @@ -1603,7 +1543,7 @@ static int __netdev_rx(struct net_device *dev, int *quota) if (debug > 4) printk(KERN_DEBUG " netdev_rx() status of %d was %#8.8x.\n", np->rx_done, desc_status); if (!(desc_status & RxOK)) { - /* There was a error. */ + /* There was an error. */ if (debug > 2) printk(KERN_DEBUG " netdev_rx() Rx error was %#8.8x.\n", desc_status); np->stats.rx_errors++; @@ -1656,11 +1596,10 @@ static int __netdev_rx(struct net_device *dev, int *quota) #endif skb->protocol = eth_type_trans(skb, dev); -#if defined(HAS_FIRMWARE) || defined(VLAN_SUPPORT) +#ifdef VLAN_SUPPORT if (debug > 4) printk(KERN_DEBUG " netdev_rx() status2 of %d was %#4.4x.\n", np->rx_done, le16_to_cpu(desc->status2)); #endif -#ifdef HAS_FIRMWARE if (le16_to_cpu(desc->status2) & 0x0100) { skb->ip_summed = CHECKSUM_UNNECESSARY; np->stats.rx_compressed++; @@ -1679,7 +1618,6 @@ static int __netdev_rx(struct net_device *dev, int *quota) skb->csum = le16_to_cpu(desc->csum); printk(KERN_DEBUG "%s: checksum_hw, status2 = %#x\n", dev->name, le16_to_cpu(desc->status2)); } -#endif /* HAS_FIRMWARE */ #ifdef VLAN_SUPPORT if (np->vlgrp && le16_to_cpu(desc->status2) & 0x0200) { if (debug > 4) @@ -1900,9 +1838,6 @@ static struct net_device_stats *get_stats(struct net_device *dev) } -/* Chips may use the upper or lower CRC bits, and may reverse and/or invert - them. Select the endian-ness that results in minimal calculations. -*/ static void set_rx_mode(struct net_device *dev) { struct netdev_private *np = netdev_priv(dev); @@ -1969,6 +1904,8 @@ static void set_rx_mode(struct net_device *dev) memset(mc_filter, 0, sizeof(mc_filter)); for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; i++, mclist = mclist->next) { + /* The chip uses the upper 9 CRC bits + as index into the hash table */ int bit_nr = ether_crc_le(ETH_ALEN, mclist->dmi_addr) >> 23; __u32 *fptr = (__u32 *) &mc_filter[(bit_nr >> 4) & ~1]; @@ -2001,7 +1938,7 @@ static void get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) struct netdev_private *np = netdev_priv(dev); strcpy(info->driver, DRV_NAME); strcpy(info->version, DRV_VERSION); - strcpy(info->bus_info, PCI_SLOT_NAME(np->pci_dev)); + strcpy(info->bus_info, pci_name(np->pci_dev)); } static int get_settings(struct net_device *dev, struct ethtool_cmd *ecmd) @@ -2083,7 +2020,6 @@ static int netdev_close(struct net_device *dev) int i; netif_stop_queue(dev); - netif_stop_if(dev); if (debug > 1) { printk(KERN_DEBUG "%s: Shutting down ethercard, Intr status %#8.8x.\n", @@ -2184,7 +2120,13 @@ static int __init starfire_init (void) /* when a module, this is printed whether or not devices are found in probe */ #ifdef MODULE printk(version); +#ifdef HAVE_NETDEV_POLL + printk(KERN_INFO DRV_NAME ": polling (NAPI) enabled\n"); +#else + printk(KERN_INFO DRV_NAME ": polling (NAPI) disabled\n"); #endif +#endif + #ifndef ADDR_64BITS /* we can do this test only at run-time... sigh */ if (sizeof(dma_addr_t) == sizeof(u64)) { @@ -2192,10 +2134,6 @@ static int __init starfire_init (void) return -ENODEV; } #endif /* not ADDR_64BITS */ -#ifndef HAS_FIRMWARE - /* unconditionally disable hw cksums if firmware is not present */ - enable_hw_cksum = 0; -#endif /* not HAS_FIRMWARE */ return pci_module_init (&starfire_driver); } diff --git a/drivers/net/starfire_firmware.h b/drivers/net/starfire_firmware.h new file mode 100644 index 000000000000..0a668528955d --- /dev/null +++ b/drivers/net/starfire_firmware.h @@ -0,0 +1,346 @@ +/* + * Copyright 2003 Adaptec, Inc. + * + * Please read the following license before using the Adaptec Software + * ("Program"). If you do not agree to the license terms, do not use the + * Program: + * + * You agree to be bound by version 2 of the General Public License ("GPL") + * dated June 1991, which can be found at http://www.fsf.org/licenses/gpl.html. + * If the link is broken, write to Free Software Foundation, 59 Temple Place, + * Boston, Massachusetts 02111-1307. + * + * BECAUSE THE PROGRAM IS LICENSED FREE OF CHARGE IT IS LICENSED "AS IS" AND + * THERE IS NO WARRANTY FOR THE PROGRAM, INCLUDING BUT NOT LIMITED TO THE + * IMPLIED WARRANTIES OF MERCHANTIBILITY OR FITNESS FOR A PARTICULAR PURPOSE + * (TO THE EXTENT PERMITTED BY APPLICABLE LAW). USE OF THE PROGRAM IS AT YOUR + * OWN RISK. IN NO EVENT WILL ADAPTEC OR ITS LICENSORS BE LIABLE TO YOU FOR + * DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES + * ARISING OUT OF THE USE OR INABILITY TO USE THE PROGRAM. + * + */ + +static const u32 firmware_rx[] = { + 0x010003dc, 0x00000000, + 0x04000421, 0x00000086, + 0x80000015, 0x0000180e, + 0x81000015, 0x00006664, + 0x1a0040ab, 0x00000b06, + 0x14200011, 0x00000000, + 0x14204022, 0x0000aaaa, + 0x14204022, 0x00000300, + 0x14204022, 0x00000000, + 0x1a0040ab, 0x00000b14, + 0x14200011, 0x00000000, + 0x83000015, 0x00000002, + 0x04000021, 0x00000000, + 0x00000010, 0x00000000, + 0x04000421, 0x00000087, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x00008015, 0x00000000, + 0x0000003e, 0x00000000, + 0x00000010, 0x00000000, + 0x82000015, 0x00004000, + 0x009e8050, 0x00000000, + 0x03008015, 0x00000000, + 0x86008015, 0x00000000, + 0x82000015, 0x00008000, + 0x0100001c, 0x00000000, + 0x000050a0, 0x0000010c, + 0x4e20d011, 0x00006008, + 0x1420d012, 0x00004008, + 0x0000f090, 0x00007000, + 0x0000c8b0, 0x00003000, + 0x00004040, 0x00000000, + 0x00108015, 0x00000000, + 0x00a2c150, 0x00004000, + 0x00a400b0, 0x00000014, + 0x00000020, 0x00000000, + 0x2500400d, 0x00002525, + 0x00047220, 0x00003100, + 0x00934070, 0x00000000, + 0x00000020, 0x00000000, + 0x00924460, 0x00000184, + 0x2b20c011, 0x00000000, + 0x0000c420, 0x00000540, + 0x36014018, 0x0000422d, + 0x14200011, 0x00000000, + 0x00924460, 0x00000183, + 0x3200001f, 0x00000034, + 0x02ac0015, 0x00000002, + 0x00a60110, 0x00000008, + 0x42200011, 0x00000000, + 0x00924060, 0x00000103, + 0x0000001e, 0x00000000, + 0x00000020, 0x00000100, + 0x0000001e, 0x00000000, + 0x00924460, 0x00000086, + 0x00004080, 0x00000000, + 0x0092c070, 0x00000000, + 0x00924060, 0x00000100, + 0x0000c890, 0x00005000, + 0x00a6c110, 0x00000000, + 0x00b0c090, 0x00000012, + 0x021c0015, 0x00000000, + 0x3200001f, 0x00000034, + 0x00924460, 0x00000510, + 0x44210011, 0x00000000, + 0x42000011, 0x00000000, + 0x83000015, 0x00000040, + 0x00924460, 0x00000508, + 0x45014018, 0x00004545, + 0x00808050, 0x00000000, + 0x62208012, 0x00000000, + 0x82000015, 0x00000800, + 0x15200011, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x80000015, 0x0000eea4, + 0x81000015, 0x0000005f, + 0x00000060, 0x00000000, + 0x00004120, 0x00000000, + 0x00004a00, 0x00004000, + 0x00924460, 0x00000190, + 0x5601401a, 0x00005956, + 0x14000011, 0x00000000, + 0x00934050, 0x00000018, + 0x00930050, 0x00000018, + 0x3601403a, 0x0000002d, + 0x000643a9, 0x00000000, + 0x0000c420, 0x00000140, + 0x5601401a, 0x00005956, + 0x14000011, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x000642a9, 0x00000000, + 0x00024420, 0x00000183, + 0x5601401a, 0x00005956, + 0x82000015, 0x00002000, + 0x15200011, 0x00000000, + 0x82000015, 0x00000010, + 0x15200011, 0x00000000, + 0x82000015, 0x00000010, + 0x15200011, 0x00000000, +}; /* 104 Rx instructions */ +#define FIRMWARE_RX_SIZE 104 + +static const u32 firmware_tx[] = { + 0x010003dc, 0x00000000, + 0x04000421, 0x00000086, + 0x80000015, 0x0000180e, + 0x81000015, 0x00006664, + 0x1a0040ab, 0x00000b06, + 0x14200011, 0x00000000, + 0x14204022, 0x0000aaaa, + 0x14204022, 0x00000300, + 0x14204022, 0x00000000, + 0x1a0040ab, 0x00000b14, + 0x14200011, 0x00000000, + 0x83000015, 0x00000002, + 0x04000021, 0x00000000, + 0x00000010, 0x00000000, + 0x04000421, 0x00000087, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x00008015, 0x00000000, + 0x0000003e, 0x00000000, + 0x00000010, 0x00000000, + 0x82000015, 0x00004000, + 0x009e8050, 0x00000000, + 0x03008015, 0x00000000, + 0x86008015, 0x00000000, + 0x82000015, 0x00008000, + 0x0100001c, 0x00000000, + 0x000050a0, 0x0000010c, + 0x4e20d011, 0x00006008, + 0x1420d012, 0x00004008, + 0x0000f090, 0x00007000, + 0x0000c8b0, 0x00003000, + 0x00004040, 0x00000000, + 0x00108015, 0x00000000, + 0x00a2c150, 0x00004000, + 0x00a400b0, 0x00000014, + 0x00000020, 0x00000000, + 0x2500400d, 0x00002525, + 0x00047220, 0x00003100, + 0x00934070, 0x00000000, + 0x00000020, 0x00000000, + 0x00924460, 0x00000184, + 0x2b20c011, 0x00000000, + 0x0000c420, 0x00000540, + 0x36014018, 0x0000422d, + 0x14200011, 0x00000000, + 0x00924460, 0x00000183, + 0x3200001f, 0x00000034, + 0x02ac0015, 0x00000002, + 0x00a60110, 0x00000008, + 0x42200011, 0x00000000, + 0x00924060, 0x00000103, + 0x0000001e, 0x00000000, + 0x00000020, 0x00000100, + 0x0000001e, 0x00000000, + 0x00924460, 0x00000086, + 0x00004080, 0x00000000, + 0x0092c070, 0x00000000, + 0x00924060, 0x00000100, + 0x0000c890, 0x00005000, + 0x00a6c110, 0x00000000, + 0x00b0c090, 0x00000012, + 0x021c0015, 0x00000000, + 0x3200001f, 0x00000034, + 0x00924460, 0x00000510, + 0x44210011, 0x00000000, + 0x42000011, 0x00000000, + 0x83000015, 0x00000040, + 0x00924460, 0x00000508, + 0x45014018, 0x00004545, + 0x00808050, 0x00000000, + 0x62208012, 0x00000000, + 0x82000015, 0x00000800, + 0x15200011, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x80000015, 0x0000eea4, + 0x81000015, 0x0000005f, + 0x00000060, 0x00000000, + 0x00004120, 0x00000000, + 0x00004a00, 0x00004000, + 0x00924460, 0x00000190, + 0x5601401a, 0x00005956, + 0x14000011, 0x00000000, + 0x00934050, 0x00000018, + 0x00930050, 0x00000018, + 0x3601403a, 0x0000002d, + 0x000643a9, 0x00000000, + 0x0000c420, 0x00000140, + 0x5601401a, 0x00005956, + 0x14000011, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x000642a9, 0x00000000, + 0x00024420, 0x00000183, + 0x5601401a, 0x00005956, + 0x82000015, 0x00002000, + 0x15200011, 0x00000000, + 0x82000015, 0x00000010, + 0x15200011, 0x00000000, + 0x82000015, 0x00000010, + 0x15200011, 0x00000000, +}; /* 104 Tx instructions */ +#define FIRMWARE_TX_SIZE 104 +#if 0 +static const u32 firmware_wol[] = { + 0x010003dc, 0x00000000, + 0x19000421, 0x00000087, + 0x80000015, 0x00001a1a, + 0x81000015, 0x00001a1a, + 0x1a0040ab, 0x00000b06, + 0x15200011, 0x00000000, + 0x15204022, 0x0000aaaa, + 0x15204022, 0x00000300, + 0x15204022, 0x00000000, + 0x1a0040ab, 0x00000b15, + 0x15200011, 0x00000000, + 0x83000015, 0x00000002, + 0x04000021, 0x00000000, + 0x00000010, 0x00000000, + 0x04000421, 0x00000087, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x00008015, 0x00000000, + 0x0000003e, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x82000015, 0x00004000, + 0x82000015, 0x00008000, + 0x0000000c, 0x00000000, + 0x00000010, 0x00000000, + 0x00004080, 0x00000100, + 0x1f20c011, 0x00001122, + 0x2720f011, 0x00003011, + 0x19200071, 0x00000000, + 0x1a200051, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x1d2040a4, 0x00003344, + 0x1d2040a2, 0x00005566, + 0x000040a0, 0x00000100, + 0x00108050, 0x00000001, + 0x1a208012, 0x00000006, + 0x82000015, 0x00008080, + 0x010003dc, 0x00000000, + 0x1d2040a4, 0x00002233, + 0x1d2040a4, 0x00004455, + 0x2d208011, 0x00000005, + 0x1d2040a4, 0x00006611, + 0x00108050, 0x00000001, + 0x27200011, 0x00000000, + 0x1d2050a4, 0x00006600, + 0x82000015, 0x00008080, + 0x010003dc, 0x00000000, + 0x00000050, 0x00000000, + 0x1b200031, 0x00000000, + 0x0000001e, 0x00000000, + 0x0000001e, 0x00000000, + 0x0000001e, 0x00000000, + 0x0000001e, 0x00000000, + 0x00924460, 0x00000086, + 0x00004080, 0x00000000, + 0x0092c070, 0x00000000, + 0x00924060, 0x00000100, + 0x0000c890, 0x00005000, + 0x00a6c110, 0x00000000, + 0x00b0c090, 0x00000012, + 0x021c0015, 0x00000000, + 0x3200001f, 0x00000034, + 0x00924460, 0x00000510, + 0x44210011, 0x00000000, + 0x42000011, 0x00000000, + 0x83000015, 0x00000040, + 0x00924460, 0x00000508, + 0x476a0012, 0x00000100, + 0x83000015, 0x00000008, + 0x16200011, 0x00000000, + 0x001e8050, 0x00000000, + 0x001e8050, 0x00000000, + 0x00808050, 0x00000000, + 0x03008015, 0x00000000, + 0x62208012, 0x00000000, + 0x82000015, 0x00000800, + 0x16200011, 0x00000000, + 0x80000015, 0x0000eea4, + 0x81000015, 0x0000005f, + 0x00000020, 0x00000000, + 0x00004120, 0x00000000, + 0x00004a00, 0x00004000, + 0x00924460, 0x00000190, + 0x5c01401a, 0x0000595c, + 0x15000011, 0x00000000, + 0x00934050, 0x00000018, + 0x00930050, 0x00000018, + 0x3601403a, 0x0000002d, + 0x00064029, 0x00000000, + 0x0000c420, 0x00000140, + 0x5c01401a, 0x0000595c, + 0x15000011, 0x00000000, + 0x00000010, 0x00000000, + 0x00000010, 0x00000000, + 0x00064029, 0x00000000, + 0x00024420, 0x00000183, + 0x5c01401a, 0x0000595c, + 0x82000015, 0x00002000, + 0x16200011, 0x00000000, + 0x82000015, 0x00000010, + 0x16200011, 0x00000000, + 0x82000015, 0x00000010, + 0x16200011, 0x00000000, +}; /* 104 WoL instructions */ +#define FIRMWARE_WOL_SIZE 104 +#endif diff --git a/drivers/net/tlan.c b/drivers/net/tlan.c index 9680a308c62b..cf31c0629852 100644 --- a/drivers/net/tlan.c +++ b/drivers/net/tlan.c @@ -2819,7 +2819,7 @@ void TLan_PhyMonitor( struct net_device *dev ) if (priv->link) { priv->link = 0; printk(KERN_DEBUG "TLAN: %s has lost link\n", dev->name); - dev->flags &= ~IFF_RUNNING; + netif_carrier_off(dev); TLan_SetTimer( dev, (2*HZ), TLAN_TIMER_LINK_BEAT ); return; } @@ -2829,7 +2829,7 @@ void TLan_PhyMonitor( struct net_device *dev ) if ((phy_status & MII_GS_LINK) && !priv->link) { priv->link = 1; printk(KERN_DEBUG "TLAN: %s has reestablished link\n", dev->name); - dev->flags |= IFF_RUNNING; + netif_carrier_on(dev); } /* Setup a new monitor */ diff --git a/drivers/net/tokenring/ibmtr.c b/drivers/net/tokenring/ibmtr.c index c098863bdd9d..3873917a9c22 100644 --- a/drivers/net/tokenring/ibmtr.c +++ b/drivers/net/tokenring/ibmtr.c @@ -888,11 +888,6 @@ static int tok_open(struct net_device *dev) ti->sap_status = CLOSED; /* CLOSED or OPEN */ ti->open_failure = NO; /* NO or YES */ ti->open_mode = MANUAL; /* MANUAL or AUTOMATIC */ - /* 12/2000 not typical Linux, but we can use RUNNING to let us know when - the network has crapped out or cables are disconnected. Useful because - the IFF_UP flag stays up the whole time, until ifconfig tr0 down. - */ - dev->flags &= ~IFF_RUNNING; ti->sram_phys &= ~1; /* to reverse what we do in tok_close */ /* init the spinlock */ @@ -1242,7 +1237,7 @@ irqreturn_t tok_interrupt(int irq, void *dev_id, struct pt_regs *regs) ti->open_status = CLOSED; ti->sap_status = CLOSED; ti->open_mode = AUTOMATIC; - dev->flags &= ~IFF_RUNNING; + netif_carrier_off(dev); netif_stop_queue(dev); ti->open_action = RESTART; outb(0, dev->base_addr + ADAPTRESET); @@ -1323,7 +1318,7 @@ irqreturn_t tok_interrupt(int irq, void *dev_id, struct pt_regs *regs) break; } netif_wake_queue(dev); - dev->flags |= IFF_RUNNING;/*BMS 12/2000*/ + netif_carrier_on(dev); break; case DIR_INTERRUPT: case DIR_MOD_OPEN_PARAMS: @@ -1427,7 +1422,7 @@ irqreturn_t tok_interrupt(int irq, void *dev_id, struct pt_regs *regs) ring_status); if(ring_status& (REMOVE_RECV|AUTO_REMOVAL|LOBE_FAULT)){ netif_stop_queue(dev); - dev->flags &= ~IFF_RUNNING;/*not typical Linux*/ + netif_carrier_off(dev); DPRINTK("Remove received, or Auto-removal error" ", or Lobe fault\n"); DPRINTK("We'll try to reopen the closed adapter" diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c index 7f450b51a6cb..a5d6891c9d4c 100644 --- a/drivers/net/wan/hdlc_fr.c +++ b/drivers/net/wan/hdlc_fr.c @@ -2,7 +2,7 @@ * Generic HDLC support routines for Linux * Frame Relay support * - * Copyright (C) 1999 - 2003 Krzysztof Halasa <khc@pm.waw.pl> + * Copyright (C) 1999 - 2005 Krzysztof Halasa <khc@pm.waw.pl> * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License @@ -27,6 +27,10 @@ active = open and "link reliable" exist = new = not used + CCITT LMI: ITU-T Q.933 Annex A + ANSI LMI: ANSI T1.617 Annex D + CISCO LMI: the original, aka "Gang of Four" LMI + */ #include <linux/module.h> @@ -49,45 +53,41 @@ #undef DEBUG_ECN #undef DEBUG_LINK -#define MAXLEN_LMISTAT 20 /* max size of status enquiry frame */ - -#define PVC_STATE_NEW 0x01 -#define PVC_STATE_ACTIVE 0x02 -#define PVC_STATE_FECN 0x08 /* FECN condition */ -#define PVC_STATE_BECN 0x10 /* BECN condition */ - - -#define FR_UI 0x03 -#define FR_PAD 0x00 - -#define NLPID_IP 0xCC -#define NLPID_IPV6 0x8E -#define NLPID_SNAP 0x80 -#define NLPID_PAD 0x00 -#define NLPID_Q933 0x08 - - -#define LMI_DLCI 0 /* LMI DLCI */ -#define LMI_PROTO 0x08 -#define LMI_CALLREF 0x00 /* Call Reference */ -#define LMI_ANSI_LOCKSHIFT 0x95 /* ANSI lockshift */ -#define LMI_REPTYPE 1 /* report type */ -#define LMI_CCITT_REPTYPE 0x51 -#define LMI_ALIVE 3 /* keep alive */ -#define LMI_CCITT_ALIVE 0x53 -#define LMI_PVCSTAT 7 /* pvc status */ -#define LMI_CCITT_PVCSTAT 0x57 -#define LMI_FULLREP 0 /* full report */ -#define LMI_INTEGRITY 1 /* link integrity report */ -#define LMI_SINGLE 2 /* single pvc report */ +#define FR_UI 0x03 +#define FR_PAD 0x00 + +#define NLPID_IP 0xCC +#define NLPID_IPV6 0x8E +#define NLPID_SNAP 0x80 +#define NLPID_PAD 0x00 +#define NLPID_CCITT_ANSI_LMI 0x08 +#define NLPID_CISCO_LMI 0x09 + + +#define LMI_CCITT_ANSI_DLCI 0 /* LMI DLCI */ +#define LMI_CISCO_DLCI 1023 + +#define LMI_CALLREF 0x00 /* Call Reference */ +#define LMI_ANSI_LOCKSHIFT 0x95 /* ANSI locking shift */ +#define LMI_ANSI_CISCO_REPTYPE 0x01 /* report type */ +#define LMI_CCITT_REPTYPE 0x51 +#define LMI_ANSI_CISCO_ALIVE 0x03 /* keep alive */ +#define LMI_CCITT_ALIVE 0x53 +#define LMI_ANSI_CISCO_PVCSTAT 0x07 /* PVC status */ +#define LMI_CCITT_PVCSTAT 0x57 + +#define LMI_FULLREP 0x00 /* full report */ +#define LMI_INTEGRITY 0x01 /* link integrity report */ +#define LMI_SINGLE 0x02 /* single PVC report */ + #define LMI_STATUS_ENQUIRY 0x75 #define LMI_STATUS 0x7D /* reply */ #define LMI_REPT_LEN 1 /* report type element length */ #define LMI_INTEG_LEN 2 /* link integrity element length */ -#define LMI_LENGTH 13 /* standard LMI frame length */ -#define LMI_ANSI_LENGTH 14 +#define LMI_CCITT_CISCO_LENGTH 13 /* LMI frame lengths */ +#define LMI_ANSI_LENGTH 14 typedef struct { @@ -223,51 +223,34 @@ static inline struct net_device** get_dev_p(pvc_device *pvc, int type) } -static inline u16 status_to_dlci(u8 *status, int *active, int *new) -{ - *new = (status[2] & 0x08) ? 1 : 0; - *active = (status[2] & 0x02) ? 1 : 0; - - return ((status[0] & 0x3F) << 4) | ((status[1] & 0x78) >> 3); -} - - -static inline void dlci_to_status(u16 dlci, u8 *status, int active, int new) -{ - status[0] = (dlci >> 4) & 0x3F; - status[1] = ((dlci << 3) & 0x78) | 0x80; - status[2] = 0x80; - - if (new) - status[2] |= 0x08; - else if (active) - status[2] |= 0x02; -} - - - static int fr_hard_header(struct sk_buff **skb_p, u16 dlci) { u16 head_len; struct sk_buff *skb = *skb_p; switch (skb->protocol) { - case __constant_ntohs(ETH_P_IP): + case __constant_ntohs(NLPID_CCITT_ANSI_LMI): head_len = 4; skb_push(skb, head_len); - skb->data[3] = NLPID_IP; + skb->data[3] = NLPID_CCITT_ANSI_LMI; break; - case __constant_ntohs(ETH_P_IPV6): + case __constant_ntohs(NLPID_CISCO_LMI): head_len = 4; skb_push(skb, head_len); - skb->data[3] = NLPID_IPV6; + skb->data[3] = NLPID_CISCO_LMI; break; - case __constant_ntohs(LMI_PROTO): + case __constant_ntohs(ETH_P_IP): + head_len = 4; + skb_push(skb, head_len); + skb->data[3] = NLPID_IP; + break; + + case __constant_ntohs(ETH_P_IPV6): head_len = 4; skb_push(skb, head_len); - skb->data[3] = LMI_PROTO; + skb->data[3] = NLPID_IPV6; break; case __constant_ntohs(ETH_P_802_3): @@ -461,13 +444,14 @@ static void fr_lmi_send(struct net_device *dev, int fullrep) hdlc_device *hdlc = dev_to_hdlc(dev); struct sk_buff *skb; pvc_device *pvc = hdlc->state.fr.first_pvc; - int len = (hdlc->state.fr.settings.lmi == LMI_ANSI) ? LMI_ANSI_LENGTH - : LMI_LENGTH; - int stat_len = 3; + int lmi = hdlc->state.fr.settings.lmi; + int dce = hdlc->state.fr.settings.dce; + int len = lmi == LMI_ANSI ? LMI_ANSI_LENGTH : LMI_CCITT_CISCO_LENGTH; + int stat_len = (lmi == LMI_CISCO) ? 6 : 3; u8 *data; int i = 0; - if (hdlc->state.fr.settings.dce && fullrep) { + if (dce && fullrep) { len += hdlc->state.fr.dce_pvc_count * (2 + stat_len); if (len > HDLC_MAX_MRU) { printk(KERN_WARNING "%s: Too many PVCs while sending " @@ -484,29 +468,31 @@ static void fr_lmi_send(struct net_device *dev, int fullrep) } memset(skb->data, 0, len); skb_reserve(skb, 4); - skb->protocol = __constant_htons(LMI_PROTO); - fr_hard_header(&skb, LMI_DLCI); + if (lmi == LMI_CISCO) { + skb->protocol = __constant_htons(NLPID_CISCO_LMI); + fr_hard_header(&skb, LMI_CISCO_DLCI); + } else { + skb->protocol = __constant_htons(NLPID_CCITT_ANSI_LMI); + fr_hard_header(&skb, LMI_CCITT_ANSI_DLCI); + } data = skb->tail; data[i++] = LMI_CALLREF; - data[i++] = hdlc->state.fr.settings.dce - ? LMI_STATUS : LMI_STATUS_ENQUIRY; - if (hdlc->state.fr.settings.lmi == LMI_ANSI) + data[i++] = dce ? LMI_STATUS : LMI_STATUS_ENQUIRY; + if (lmi == LMI_ANSI) data[i++] = LMI_ANSI_LOCKSHIFT; - data[i++] = (hdlc->state.fr.settings.lmi == LMI_CCITT) - ? LMI_CCITT_REPTYPE : LMI_REPTYPE; + data[i++] = lmi == LMI_CCITT ? LMI_CCITT_REPTYPE : + LMI_ANSI_CISCO_REPTYPE; data[i++] = LMI_REPT_LEN; data[i++] = fullrep ? LMI_FULLREP : LMI_INTEGRITY; - - data[i++] = (hdlc->state.fr.settings.lmi == LMI_CCITT) - ? LMI_CCITT_ALIVE : LMI_ALIVE; + data[i++] = lmi == LMI_CCITT ? LMI_CCITT_ALIVE : LMI_ANSI_CISCO_ALIVE; data[i++] = LMI_INTEG_LEN; data[i++] = hdlc->state.fr.txseq =fr_lmi_nextseq(hdlc->state.fr.txseq); data[i++] = hdlc->state.fr.rxseq; - if (hdlc->state.fr.settings.dce && fullrep) { + if (dce && fullrep) { while (pvc) { - data[i++] = (hdlc->state.fr.settings.lmi == LMI_CCITT) - ? LMI_CCITT_PVCSTAT : LMI_PVCSTAT; + data[i++] = lmi == LMI_CCITT ? LMI_CCITT_PVCSTAT : + LMI_ANSI_CISCO_PVCSTAT; data[i++] = stat_len; /* LMI start/restart */ @@ -523,8 +509,20 @@ static void fr_lmi_send(struct net_device *dev, int fullrep) fr_log_dlci_active(pvc); } - dlci_to_status(pvc->dlci, data + i, - pvc->state.active, pvc->state.new); + if (lmi == LMI_CISCO) { + data[i] = pvc->dlci >> 8; + data[i + 1] = pvc->dlci & 0xFF; + } else { + data[i] = (pvc->dlci >> 4) & 0x3F; + data[i + 1] = ((pvc->dlci << 3) & 0x78) | 0x80; + data[i + 2] = 0x80; + } + + if (pvc->state.new) + data[i + 2] |= 0x08; + else if (pvc->state.active) + data[i + 2] |= 0x02; + i += stat_len; pvc = pvc->next; } @@ -569,6 +567,8 @@ static void fr_set_link_state(int reliable, struct net_device *dev) pvc_carrier(0, pvc); pvc->state.exist = pvc->state.active = 0; pvc->state.new = 0; + if (!hdlc->state.fr.settings.dce) + pvc->state.bandwidth = 0; pvc = pvc->next; } } @@ -583,11 +583,12 @@ static void fr_timer(unsigned long arg) int i, cnt = 0, reliable; u32 list; - if (hdlc->state.fr.settings.dce) + if (hdlc->state.fr.settings.dce) { reliable = hdlc->state.fr.request && time_before(jiffies, hdlc->state.fr.last_poll + hdlc->state.fr.settings.t392 * HZ); - else { + hdlc->state.fr.request = 0; + } else { hdlc->state.fr.last_errors <<= 1; /* Shift the list */ if (hdlc->state.fr.request) { if (hdlc->state.fr.reliable) @@ -634,65 +635,88 @@ static void fr_timer(unsigned long arg) static int fr_lmi_recv(struct net_device *dev, struct sk_buff *skb) { hdlc_device *hdlc = dev_to_hdlc(dev); - int stat_len; pvc_device *pvc; - int reptype = -1, error, no_ram; u8 rxseq, txseq; - int i; + int lmi = hdlc->state.fr.settings.lmi; + int dce = hdlc->state.fr.settings.dce; + int stat_len = (lmi == LMI_CISCO) ? 6 : 3, reptype, error, no_ram, i; - if (skb->len < ((hdlc->state.fr.settings.lmi == LMI_ANSI) - ? LMI_ANSI_LENGTH : LMI_LENGTH)) { + if (skb->len < (lmi == LMI_ANSI ? LMI_ANSI_LENGTH : + LMI_CCITT_CISCO_LENGTH)) { printk(KERN_INFO "%s: Short LMI frame\n", dev->name); return 1; } - if (skb->data[5] != (!hdlc->state.fr.settings.dce ? - LMI_STATUS : LMI_STATUS_ENQUIRY)) { - printk(KERN_INFO "%s: LMI msgtype=%x, Not LMI status %s\n", - dev->name, skb->data[2], - hdlc->state.fr.settings.dce ? "enquiry" : "reply"); + if (skb->data[3] != (lmi == LMI_CISCO ? NLPID_CISCO_LMI : + NLPID_CCITT_ANSI_LMI)) { + printk(KERN_INFO "%s: Received non-LMI frame with LMI" + " DLCI\n", dev->name); + return 1; + } + + if (skb->data[4] != LMI_CALLREF) { + printk(KERN_INFO "%s: Invalid LMI Call reference (0x%02X)\n", + dev->name, skb->data[4]); + return 1; + } + + if (skb->data[5] != (dce ? LMI_STATUS_ENQUIRY : LMI_STATUS)) { + printk(KERN_INFO "%s: Invalid LMI Message type (0x%02X)\n", + dev->name, skb->data[5]); return 1; } - i = (hdlc->state.fr.settings.lmi == LMI_ANSI) ? 7 : 6; + if (lmi == LMI_ANSI) { + if (skb->data[6] != LMI_ANSI_LOCKSHIFT) { + printk(KERN_INFO "%s: Not ANSI locking shift in LMI" + " message (0x%02X)\n", dev->name, skb->data[6]); + return 1; + } + i = 7; + } else + i = 6; - if (skb->data[i] != - ((hdlc->state.fr.settings.lmi == LMI_CCITT) - ? LMI_CCITT_REPTYPE : LMI_REPTYPE)) { - printk(KERN_INFO "%s: Not a report type=%x\n", + if (skb->data[i] != (lmi == LMI_CCITT ? LMI_CCITT_REPTYPE : + LMI_ANSI_CISCO_REPTYPE)) { + printk(KERN_INFO "%s: Not an LMI Report type IE (0x%02X)\n", dev->name, skb->data[i]); return 1; } - i++; - i++; /* Skip length field */ + if (skb->data[++i] != LMI_REPT_LEN) { + printk(KERN_INFO "%s: Invalid LMI Report type IE length" + " (%u)\n", dev->name, skb->data[i]); + return 1; + } - reptype = skb->data[i++]; + reptype = skb->data[++i]; + if (reptype != LMI_INTEGRITY && reptype != LMI_FULLREP) { + printk(KERN_INFO "%s: Unsupported LMI Report type (0x%02X)\n", + dev->name, reptype); + return 1; + } - if (skb->data[i]!= - ((hdlc->state.fr.settings.lmi == LMI_CCITT) - ? LMI_CCITT_ALIVE : LMI_ALIVE)) { - printk(KERN_INFO "%s: Unsupported status element=%x\n", - dev->name, skb->data[i]); + if (skb->data[++i] != (lmi == LMI_CCITT ? LMI_CCITT_ALIVE : + LMI_ANSI_CISCO_ALIVE)) { + printk(KERN_INFO "%s: Not an LMI Link integrity verification" + " IE (0x%02X)\n", dev->name, skb->data[i]); return 1; } - i++; - i++; /* Skip length field */ + if (skb->data[++i] != LMI_INTEG_LEN) { + printk(KERN_INFO "%s: Invalid LMI Link integrity verification" + " IE length (%u)\n", dev->name, skb->data[i]); + return 1; + } + i++; hdlc->state.fr.rxseq = skb->data[i++]; /* TX sequence from peer */ rxseq = skb->data[i++]; /* Should confirm our sequence */ txseq = hdlc->state.fr.txseq; - if (hdlc->state.fr.settings.dce) { - if (reptype != LMI_FULLREP && reptype != LMI_INTEGRITY) { - printk(KERN_INFO "%s: Unsupported report type=%x\n", - dev->name, reptype); - return 1; - } + if (dce) hdlc->state.fr.last_poll = jiffies; - } error = 0; if (!hdlc->state.fr.reliable) @@ -703,7 +727,7 @@ static int fr_lmi_recv(struct net_device *dev, struct sk_buff *skb) error = 1; } - if (hdlc->state.fr.settings.dce) { + if (dce) { if (hdlc->state.fr.fullrep_sent && !error) { /* Stop sending full report - the last one has been confirmed by DTE */ hdlc->state.fr.fullrep_sent = 0; @@ -725,6 +749,7 @@ static int fr_lmi_recv(struct net_device *dev, struct sk_buff *skb) hdlc->state.fr.dce_changed = 0; } + hdlc->state.fr.request = 1; /* got request */ fr_lmi_send(dev, reptype == LMI_FULLREP ? 1 : 0); return 0; } @@ -739,7 +764,6 @@ static int fr_lmi_recv(struct net_device *dev, struct sk_buff *skb) if (reptype != LMI_FULLREP) return 0; - stat_len = 3; pvc = hdlc->state.fr.first_pvc; while (pvc) { @@ -750,24 +774,35 @@ static int fr_lmi_recv(struct net_device *dev, struct sk_buff *skb) no_ram = 0; while (skb->len >= i + 2 + stat_len) { u16 dlci; + u32 bw; unsigned int active, new; - if (skb->data[i] != ((hdlc->state.fr.settings.lmi == LMI_CCITT) - ? LMI_CCITT_PVCSTAT : LMI_PVCSTAT)) { - printk(KERN_WARNING "%s: Invalid PVCSTAT ID: %x\n", - dev->name, skb->data[i]); + if (skb->data[i] != (lmi == LMI_CCITT ? LMI_CCITT_PVCSTAT : + LMI_ANSI_CISCO_PVCSTAT)) { + printk(KERN_INFO "%s: Not an LMI PVC status IE" + " (0x%02X)\n", dev->name, skb->data[i]); return 1; } - i++; - if (skb->data[i] != stat_len) { - printk(KERN_WARNING "%s: Invalid PVCSTAT length: %x\n", - dev->name, skb->data[i]); + if (skb->data[++i] != stat_len) { + printk(KERN_INFO "%s: Invalid LMI PVC status IE length" + " (%u)\n", dev->name, skb->data[i]); return 1; } i++; - dlci = status_to_dlci(skb->data + i, &active, &new); + new = !! (skb->data[i + 2] & 0x08); + active = !! (skb->data[i + 2] & 0x02); + if (lmi == LMI_CISCO) { + dlci = (skb->data[i] << 8) | skb->data[i + 1]; + bw = (skb->data[i + 3] << 16) | + (skb->data[i + 4] << 8) | + (skb->data[i + 5]); + } else { + dlci = ((skb->data[i] & 0x3F) << 4) | + ((skb->data[i + 1] & 0x78) >> 3); + bw = 0; + } pvc = add_pvc(dev, dlci); @@ -783,9 +818,11 @@ static int fr_lmi_recv(struct net_device *dev, struct sk_buff *skb) pvc->state.deleted = 0; if (active != pvc->state.active || new != pvc->state.new || + bw != pvc->state.bandwidth || !pvc->state.exist) { pvc->state.new = new; pvc->state.active = active; + pvc->state.bandwidth = bw; pvc_carrier(active, pvc); fr_log_dlci_active(pvc); } @@ -801,6 +838,7 @@ static int fr_lmi_recv(struct net_device *dev, struct sk_buff *skb) pvc_carrier(0, pvc); pvc->state.active = pvc->state.new = 0; pvc->state.exist = 0; + pvc->state.bandwidth = 0; fr_log_dlci_active(pvc); } pvc = pvc->next; @@ -829,22 +867,15 @@ static int fr_rx(struct sk_buff *skb) dlci = q922_to_dlci(skb->data); - if (dlci == LMI_DLCI) { - if (hdlc->state.fr.settings.lmi == LMI_NONE) - goto rx_error; /* LMI packet with no LMI? */ - - if (data[3] == LMI_PROTO) { - if (fr_lmi_recv(ndev, skb)) - goto rx_error; - else { - dev_kfree_skb_any(skb); - return NET_RX_SUCCESS; - } - } - - printk(KERN_INFO "%s: Received non-LMI frame with LMI DLCI\n", - ndev->name); - goto rx_error; + if ((dlci == LMI_CCITT_ANSI_DLCI && + (hdlc->state.fr.settings.lmi == LMI_ANSI || + hdlc->state.fr.settings.lmi == LMI_CCITT)) || + (dlci == LMI_CISCO_DLCI && + hdlc->state.fr.settings.lmi == LMI_CISCO)) { + if (fr_lmi_recv(ndev, skb)) + goto rx_error; + dev_kfree_skb_any(skb); + return NET_RX_SUCCESS; } pvc = find_pvc(hdlc, dlci); @@ -1170,7 +1201,8 @@ int hdlc_fr_ioctl(struct net_device *dev, struct ifreq *ifr) if ((new_settings.lmi != LMI_NONE && new_settings.lmi != LMI_ANSI && - new_settings.lmi != LMI_CCITT) || + new_settings.lmi != LMI_CCITT && + new_settings.lmi != LMI_CISCO) || new_settings.t391 < 1 || new_settings.t392 < 2 || new_settings.n391 < 1 || diff --git a/drivers/net/wan/hdlc_generic.c b/drivers/net/wan/hdlc_generic.c index 6ed064cb4469..a63f6a2cc4f7 100644 --- a/drivers/net/wan/hdlc_generic.c +++ b/drivers/net/wan/hdlc_generic.c @@ -1,7 +1,7 @@ /* * Generic HDLC support routines for Linux * - * Copyright (C) 1999 - 2003 Krzysztof Halasa <khc@pm.waw.pl> + * Copyright (C) 1999 - 2005 Krzysztof Halasa <khc@pm.waw.pl> * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License @@ -38,7 +38,7 @@ #include <linux/hdlc.h> -static const char* version = "HDLC support module revision 1.17"; +static const char* version = "HDLC support module revision 1.18"; #undef DEBUG_LINK @@ -126,10 +126,13 @@ void hdlc_set_carrier(int on, struct net_device *dev) if (!hdlc->open) goto carrier_exit; - if (hdlc->carrier) + if (hdlc->carrier) { + printk(KERN_INFO "%s: Carrier detected\n", dev->name); __hdlc_set_carrier_on(dev); - else + } else { + printk(KERN_INFO "%s: Carrier lost\n", dev->name); __hdlc_set_carrier_off(dev); + } carrier_exit: spin_unlock_irqrestore(&hdlc->state_lock, flags); @@ -157,8 +160,11 @@ int hdlc_open(struct net_device *dev) spin_lock_irq(&hdlc->state_lock); - if (hdlc->carrier) + if (hdlc->carrier) { + printk(KERN_INFO "%s: Carrier detected\n", dev->name); __hdlc_set_carrier_on(dev); + } else + printk(KERN_INFO "%s: No carrier\n", dev->name); hdlc->open = 1; diff --git a/drivers/net/wan/lmc/lmc_main.c b/drivers/net/wan/lmc/lmc_main.c index 15e545f66cd7..2b948ea397d5 100644 --- a/drivers/net/wan/lmc/lmc_main.c +++ b/drivers/net/wan/lmc/lmc_main.c @@ -723,7 +723,7 @@ static void lmc_watchdog (unsigned long data) /*fold00*/ /* lmc_reset (sc); Why reset??? The link can go down ok */ /* Inform the world that link has been lost */ - dev->flags &= ~IFF_RUNNING; + netif_carrier_off(dev); } /* @@ -736,7 +736,7 @@ static void lmc_watchdog (unsigned long data) /*fold00*/ /* lmc_reset (sc); Again why reset??? */ /* Inform the world that link protocol is back up. */ - dev->flags |= IFF_RUNNING; + netif_carrier_on(dev); /* Now we have to tell the syncppp that we had an outage * and that it should deal. Calling sppp_reopen here @@ -1168,8 +1168,6 @@ static void lmc_running_reset (struct net_device *dev) /*fold00*/ sc->lmc_media->set_link_status (sc, 1); sc->lmc_media->set_status (sc, NULL); - //dev->flags |= IFF_RUNNING; - netif_wake_queue(dev); sc->lmc_txfull = 0; @@ -1233,8 +1231,6 @@ static int lmc_ifdown (struct net_device *dev) /*fold00*/ csr6 &= ~LMC_DEC_SR; /* Turn off the Receive bit */ LMC_CSR_WRITE (sc, csr_command, csr6); - dev->flags &= ~IFF_RUNNING; - sc->stats.rx_missed_errors += LMC_CSR_READ (sc, csr_missed_frames) & 0xffff; diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c index a3a32430ae9d..b1078baa1d5e 100644 --- a/drivers/net/wireless/orinoco.c +++ b/drivers/net/wireless/orinoco.c @@ -492,6 +492,9 @@ EXPORT_SYMBOL(orinoco_debug); static int suppress_linkstatus; /* = 0 */ module_param(suppress_linkstatus, bool, 0644); MODULE_PARM_DESC(suppress_linkstatus, "Don't log link status changes"); +static int ignore_disconnect; /* = 0 */ +module_param(ignore_disconnect, int, 0644); +MODULE_PARM_DESC(ignore_disconnect, "Don't report lost link to the network layer"); /********************************************************************/ /* Compile time configuration and compatibility stuff */ @@ -604,7 +607,6 @@ struct hermes_rx_descriptor { static int orinoco_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); static int __orinoco_program_rids(struct net_device *dev); static void __orinoco_set_multicast_list(struct net_device *dev); -static int orinoco_debug_dump_recs(struct net_device *dev); /********************************************************************/ /* Internal helper functions */ @@ -655,7 +657,7 @@ static int orinoco_open(struct net_device *dev) return err; } -int orinoco_stop(struct net_device *dev) +static int orinoco_stop(struct net_device *dev) { struct orinoco_private *priv = netdev_priv(dev); int err = 0; @@ -686,7 +688,7 @@ static struct iw_statistics *orinoco_get_wireless_stats(struct net_device *dev) struct orinoco_private *priv = netdev_priv(dev); hermes_t *hw = &priv->hw; struct iw_statistics *wstats = &priv->wstats; - int err = 0; + int err; unsigned long flags; if (! netif_device_present(dev)) { @@ -695,9 +697,21 @@ static struct iw_statistics *orinoco_get_wireless_stats(struct net_device *dev) return NULL; /* FIXME: Can we do better than this? */ } + /* If busy, return the old stats. Returning NULL may cause + * the interface to disappear from /proc/net/wireless */ if (orinoco_lock(priv, &flags) != 0) - return NULL; /* FIXME: Erg, we've been signalled, how - * do we propagate this back up? */ + return wstats; + + /* We can't really wait for the tallies inquiry command to + * complete, so we just use the previous results and trigger + * a new tallies inquiry command for next time - Jean II */ + /* FIXME: Really we should wait for the inquiry to come back - + * as it is the stats we give don't make a whole lot of sense. + * Unfortunately, it's not clear how to do that within the + * wireless extensions framework: I think we're in user + * context, but a lock seems to be held by the time we get in + * here so we're not safe to sleep here. */ + hermes_inquire(hw, HERMES_INQ_TALLIES); if (priv->iw_mode == IW_MODE_ADHOC) { memset(&wstats->qual, 0, sizeof(wstats->qual)); @@ -716,25 +730,16 @@ static struct iw_statistics *orinoco_get_wireless_stats(struct net_device *dev) err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_COMMSQUALITY, &cq); - - wstats->qual.qual = (int)le16_to_cpu(cq.qual); - wstats->qual.level = (int)le16_to_cpu(cq.signal) - 0x95; - wstats->qual.noise = (int)le16_to_cpu(cq.noise) - 0x95; - wstats->qual.updated = 7; + + if (!err) { + wstats->qual.qual = (int)le16_to_cpu(cq.qual); + wstats->qual.level = (int)le16_to_cpu(cq.signal) - 0x95; + wstats->qual.noise = (int)le16_to_cpu(cq.noise) - 0x95; + wstats->qual.updated = 7; + } } - /* We can't really wait for the tallies inquiry command to - * complete, so we just use the previous results and trigger - * a new tallies inquiry command for next time - Jean II */ - /* FIXME: We're in user context (I think?), so we should just - wait for the tallies to come through */ - err = hermes_inquire(hw, HERMES_INQ_TALLIES); - orinoco_unlock(priv, &flags); - - if (err) - return NULL; - return wstats; } @@ -1275,9 +1280,10 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) len = sizeof(tallies); } - /* Read directly the data (no seek) */ - hermes_read_words(hw, HERMES_DATA1, (void *) &tallies, - len / 2); /* FIXME: blech! */ + err = hermes_bap_pread(hw, IRQ_BAP, &tallies, len, + infofid, sizeof(info)); + if (err) + break; /* Increment our various counters */ /* wstats->discard.nwid - no wrong BSSID stuff */ @@ -1307,8 +1313,10 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) break; } - hermes_read_words(hw, HERMES_DATA1, (void *) &linkstatus, - len / 2); + err = hermes_bap_pread(hw, IRQ_BAP, &linkstatus, len, + infofid, sizeof(info)); + if (err) + break; newstatus = le16_to_cpu(linkstatus.linkstatus); connected = (newstatus == HERMES_LINKSTATUS_CONNECTED) @@ -1317,7 +1325,7 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) if (connected) netif_carrier_on(dev); - else + else if (!ignore_disconnect) netif_carrier_off(dev); if (newstatus != priv->last_linkstatus) @@ -1350,6 +1358,8 @@ int __orinoco_up(struct net_device *dev) struct hermes *hw = &priv->hw; int err; + netif_carrier_off(dev); /* just to make sure */ + err = __orinoco_program_rids(dev); if (err) { printk(KERN_ERR "%s: Error %d configuring card\n", @@ -1413,7 +1423,7 @@ int orinoco_reinit_firmware(struct net_device *dev) return err; err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); - if (err == -EIO) { + if (err == -EIO && priv->nicbuf_size > TX_NICBUF_SIZE_BUG) { /* Try workaround for old Symbol firmware bug */ printk(KERN_WARNING "%s: firmware ALLOC bug detected " "(old Symbol firmware?). Trying to work around... ", @@ -1610,17 +1620,15 @@ static int __orinoco_program_rids(struct net_device *dev) return err; } /* Set the channel/frequency */ - if (priv->channel == 0) { - printk(KERN_DEBUG "%s: Channel is 0 in __orinoco_program_rids()\n", dev->name); - if (priv->createibss) - priv->channel = 10; - } - err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFOWNCHANNEL, - priv->channel); - if (err) { - printk(KERN_ERR "%s: Error %d setting channel\n", - dev->name, err); - return err; + if (priv->channel != 0 && priv->iw_mode != IW_MODE_INFRA) { + err = hermes_write_wordrec(hw, USER_BAP, + HERMES_RID_CNFOWNCHANNEL, + priv->channel); + if (err) { + printk(KERN_ERR "%s: Error %d setting channel %d\n", + dev->name, err, priv->channel); + return err; + } } if (priv->has_ibss) { @@ -1916,7 +1924,7 @@ static void orinoco_reset(struct net_device *dev) { struct orinoco_private *priv = netdev_priv(dev); struct hermes *hw = &priv->hw; - int err = 0; + int err; unsigned long flags; if (orinoco_lock(priv, &flags) != 0) @@ -1938,20 +1946,20 @@ static void orinoco_reset(struct net_device *dev) orinoco_unlock(priv, &flags); - if (priv->hard_reset) + if (priv->hard_reset) { err = (*priv->hard_reset)(priv); - if (err) { - printk(KERN_ERR "%s: orinoco_reset: Error %d " - "performing hard reset\n", dev->name, err); - /* FIXME: shutdown of some sort */ - return; + if (err) { + printk(KERN_ERR "%s: orinoco_reset: Error %d " + "performing hard reset\n", dev->name, err); + goto disable; + } } err = orinoco_reinit_firmware(dev); if (err) { printk(KERN_ERR "%s: orinoco_reset: Error %d re-initializing firmware\n", dev->name, err); - return; + goto disable; } spin_lock_irq(&priv->lock); /* This has to be called from user context */ @@ -1972,6 +1980,10 @@ static void orinoco_reset(struct net_device *dev) spin_unlock_irq(&priv->lock); return; + disable: + hermes_set_irqmask(hw, 0); + netif_device_detach(dev); + printk(KERN_ERR "%s: Device has been disabled!\n", dev->name); } /********************************************************************/ @@ -2056,7 +2068,7 @@ irqreturn_t orinoco_interrupt(int irq, void *dev_id, struct pt_regs *regs) if (events & HERMES_EV_ALLOC) __orinoco_ev_alloc(dev, hw); - hermes_write_regn(hw, EVACK, events); + hermes_write_regn(hw, EVACK, evstat); evstat = hermes_read_regn(hw, EVSTAT); events = evstat & hw->inten; @@ -2215,6 +2227,8 @@ static int determine_firmware(struct net_device *dev) firmver >= 0x31000; priv->has_preamble = (firmver >= 0x20000); priv->ibss_port = 4; + priv->broken_disableport = (firmver == 0x25013) || + (firmver >= 0x30000 && firmver <= 0x31000); /* Tested with Intel firmware : 0x20015 => Jean II */ /* Tested with 3Com firmware : 0x15012 & 0x22001 => Jean II */ break; @@ -2267,7 +2281,7 @@ static int orinoco_init(struct net_device *dev) priv->nicbuf_size = IEEE802_11_FRAME_LEN + ETH_HLEN; /* Initialize the firmware */ - err = hermes_init(hw); + err = orinoco_reinit_firmware(dev); if (err != 0) { printk(KERN_ERR "%s: failed to initialize firmware (err = %d)\n", dev->name, err); @@ -2400,31 +2414,12 @@ static int orinoco_init(struct net_device *dev) /* By default use IEEE/IBSS ad-hoc mode if we have it */ priv->prefer_port3 = priv->has_port3 && (! priv->has_ibss); set_port_type(priv); - priv->channel = 10; /* default channel, more-or-less arbitrary */ + priv->channel = 0; /* use firmware default */ priv->promiscuous = 0; priv->wep_on = 0; priv->tx_key = 0; - err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); - if (err == -EIO) { - /* Try workaround for old Symbol firmware bug */ - printk(KERN_WARNING "%s: firmware ALLOC bug detected " - "(old Symbol firmware?). Trying to work around... ", - dev->name); - - priv->nicbuf_size = TX_NICBUF_SIZE_BUG; - err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); - if (err) - printk("failed!\n"); - else - printk("ok.\n"); - } - if (err) { - printk("%s: Error %d allocating Tx buffer\n", dev->name, err); - goto out; - } - /* Make the hardware available, as long as it hasn't been * removed elsewhere (e.g. by PCMCIA hot unplug) */ spin_lock_irq(&priv->lock); @@ -2450,7 +2445,7 @@ struct net_device *alloc_orinocodev(int sizeof_card, priv = netdev_priv(dev); priv->ndev = dev; if (sizeof_card) - priv->card = (void *)((unsigned long)netdev_priv(dev) + priv->card = (void *)((unsigned long)priv + sizeof(struct orinoco_private)); else priv->card = NULL; @@ -2555,6 +2550,7 @@ static int orinoco_hw_get_essid(struct orinoco_private *priv, int *active, } len = le16_to_cpu(essidbuf.len); + BUG_ON(len > IW_ESSID_MAX_SIZE); memset(buf, 0, IW_ESSID_MAX_SIZE+1); memcpy(buf, p, len); @@ -2923,13 +2919,14 @@ static int orinoco_ioctl_setessid(struct net_device *dev, struct iw_point *erq) memset(&essidbuf, 0, sizeof(essidbuf)); if (erq->flags) { - if (erq->length > IW_ESSID_MAX_SIZE) + /* iwconfig includes the NUL in the specified length */ + if (erq->length > IW_ESSID_MAX_SIZE+1) return -E2BIG; if (copy_from_user(&essidbuf, erq->pointer, erq->length)) return -EFAULT; - essidbuf[erq->length] = '\0'; + essidbuf[IW_ESSID_MAX_SIZE] = '\0'; } if (orinoco_lock(priv, &flags) != 0) @@ -3855,7 +3852,6 @@ orinoco_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { SIOCIWFIRSTPRIV + 0x7, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_ibssport" }, - { SIOCIWLASTPRIV, 0, 0, "dump_recs" }, }; wrq->u.data.length = sizeof(privtab) / sizeof(privtab[0]); @@ -3943,14 +3939,6 @@ orinoco_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) err = orinoco_ioctl_getibssport(dev, wrq); break; - case SIOCIWLASTPRIV: - err = orinoco_debug_dump_recs(dev); - if (err) - printk(KERN_ERR "%s: Unable to dump records (%d)\n", - dev->name, err); - break; - - default: err = -EOPNOTSUPP; } @@ -3964,187 +3952,6 @@ orinoco_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) return err; } -struct { - u16 rid; - char *name; - int displaytype; -#define DISPLAY_WORDS 0 -#define DISPLAY_BYTES 1 -#define DISPLAY_STRING 2 -#define DISPLAY_XSTRING 3 -} record_table[] = { -#define DEBUG_REC(name,type) { HERMES_RID_##name, #name, DISPLAY_##type } - DEBUG_REC(CNFPORTTYPE,WORDS), - DEBUG_REC(CNFOWNMACADDR,BYTES), - DEBUG_REC(CNFDESIREDSSID,STRING), - DEBUG_REC(CNFOWNCHANNEL,WORDS), - DEBUG_REC(CNFOWNSSID,STRING), - DEBUG_REC(CNFOWNATIMWINDOW,WORDS), - DEBUG_REC(CNFSYSTEMSCALE,WORDS), - DEBUG_REC(CNFMAXDATALEN,WORDS), - DEBUG_REC(CNFPMENABLED,WORDS), - DEBUG_REC(CNFPMEPS,WORDS), - DEBUG_REC(CNFMULTICASTRECEIVE,WORDS), - DEBUG_REC(CNFMAXSLEEPDURATION,WORDS), - DEBUG_REC(CNFPMHOLDOVERDURATION,WORDS), - DEBUG_REC(CNFOWNNAME,STRING), - DEBUG_REC(CNFOWNDTIMPERIOD,WORDS), - DEBUG_REC(CNFMULTICASTPMBUFFERING,WORDS), - DEBUG_REC(CNFWEPENABLED_AGERE,WORDS), - DEBUG_REC(CNFMANDATORYBSSID_SYMBOL,WORDS), - DEBUG_REC(CNFWEPDEFAULTKEYID,WORDS), - DEBUG_REC(CNFDEFAULTKEY0,BYTES), - DEBUG_REC(CNFDEFAULTKEY1,BYTES), - DEBUG_REC(CNFMWOROBUST_AGERE,WORDS), - DEBUG_REC(CNFDEFAULTKEY2,BYTES), - DEBUG_REC(CNFDEFAULTKEY3,BYTES), - DEBUG_REC(CNFWEPFLAGS_INTERSIL,WORDS), - DEBUG_REC(CNFWEPKEYMAPPINGTABLE,WORDS), - DEBUG_REC(CNFAUTHENTICATION,WORDS), - DEBUG_REC(CNFMAXASSOCSTA,WORDS), - DEBUG_REC(CNFKEYLENGTH_SYMBOL,WORDS), - DEBUG_REC(CNFTXCONTROL,WORDS), - DEBUG_REC(CNFROAMINGMODE,WORDS), - DEBUG_REC(CNFHOSTAUTHENTICATION,WORDS), - DEBUG_REC(CNFRCVCRCERROR,WORDS), - DEBUG_REC(CNFMMLIFE,WORDS), - DEBUG_REC(CNFALTRETRYCOUNT,WORDS), - DEBUG_REC(CNFBEACONINT,WORDS), - DEBUG_REC(CNFAPPCFINFO,WORDS), - DEBUG_REC(CNFSTAPCFINFO,WORDS), - DEBUG_REC(CNFPRIORITYQUSAGE,WORDS), - DEBUG_REC(CNFTIMCTRL,WORDS), - DEBUG_REC(CNFTHIRTY2TALLY,WORDS), - DEBUG_REC(CNFENHSECURITY,WORDS), - DEBUG_REC(CNFGROUPADDRESSES,BYTES), - DEBUG_REC(CNFCREATEIBSS,WORDS), - DEBUG_REC(CNFFRAGMENTATIONTHRESHOLD,WORDS), - DEBUG_REC(CNFRTSTHRESHOLD,WORDS), - DEBUG_REC(CNFTXRATECONTROL,WORDS), - DEBUG_REC(CNFPROMISCUOUSMODE,WORDS), - DEBUG_REC(CNFBASICRATES_SYMBOL,WORDS), - DEBUG_REC(CNFPREAMBLE_SYMBOL,WORDS), - DEBUG_REC(CNFSHORTPREAMBLE,WORDS), - DEBUG_REC(CNFWEPKEYS_AGERE,BYTES), - DEBUG_REC(CNFEXCLUDELONGPREAMBLE,WORDS), - DEBUG_REC(CNFTXKEY_AGERE,WORDS), - DEBUG_REC(CNFAUTHENTICATIONRSPTO,WORDS), - DEBUG_REC(CNFBASICRATES,WORDS), - DEBUG_REC(CNFSUPPORTEDRATES,WORDS), - DEBUG_REC(CNFTICKTIME,WORDS), - DEBUG_REC(CNFSCANREQUEST,WORDS), - DEBUG_REC(CNFJOINREQUEST,WORDS), - DEBUG_REC(CNFAUTHENTICATESTATION,WORDS), - DEBUG_REC(CNFCHANNELINFOREQUEST,WORDS), - DEBUG_REC(MAXLOADTIME,WORDS), - DEBUG_REC(DOWNLOADBUFFER,WORDS), - DEBUG_REC(PRIID,WORDS), - DEBUG_REC(PRISUPRANGE,WORDS), - DEBUG_REC(CFIACTRANGES,WORDS), - DEBUG_REC(NICSERNUM,XSTRING), - DEBUG_REC(NICID,WORDS), - DEBUG_REC(MFISUPRANGE,WORDS), - DEBUG_REC(CFISUPRANGE,WORDS), - DEBUG_REC(CHANNELLIST,WORDS), - DEBUG_REC(REGULATORYDOMAINS,WORDS), - DEBUG_REC(TEMPTYPE,WORDS), -/* DEBUG_REC(CIS,BYTES), */ - DEBUG_REC(STAID,WORDS), - DEBUG_REC(CURRENTSSID,STRING), - DEBUG_REC(CURRENTBSSID,BYTES), - DEBUG_REC(COMMSQUALITY,WORDS), - DEBUG_REC(CURRENTTXRATE,WORDS), - DEBUG_REC(CURRENTBEACONINTERVAL,WORDS), - DEBUG_REC(CURRENTSCALETHRESHOLDS,WORDS), - DEBUG_REC(PROTOCOLRSPTIME,WORDS), - DEBUG_REC(SHORTRETRYLIMIT,WORDS), - DEBUG_REC(LONGRETRYLIMIT,WORDS), - DEBUG_REC(MAXTRANSMITLIFETIME,WORDS), - DEBUG_REC(MAXRECEIVELIFETIME,WORDS), - DEBUG_REC(CFPOLLABLE,WORDS), - DEBUG_REC(AUTHENTICATIONALGORITHMS,WORDS), - DEBUG_REC(PRIVACYOPTIONIMPLEMENTED,WORDS), - DEBUG_REC(OWNMACADDR,BYTES), - DEBUG_REC(SCANRESULTSTABLE,WORDS), - DEBUG_REC(PHYTYPE,WORDS), - DEBUG_REC(CURRENTCHANNEL,WORDS), - DEBUG_REC(CURRENTPOWERSTATE,WORDS), - DEBUG_REC(CCAMODE,WORDS), - DEBUG_REC(SUPPORTEDDATARATES,WORDS), - DEBUG_REC(BUILDSEQ,BYTES), - DEBUG_REC(FWID,XSTRING) -#undef DEBUG_REC -}; - -#define DEBUG_LTV_SIZE 128 - -static int orinoco_debug_dump_recs(struct net_device *dev) -{ - struct orinoco_private *priv = netdev_priv(dev); - hermes_t *hw = &priv->hw; - u8 *val8; - u16 *val16; - int i,j; - u16 length; - int err; - - /* I'm not sure: we might have a lock here, so we'd better go - atomic, just in case. */ - val8 = kmalloc(DEBUG_LTV_SIZE + 2, GFP_ATOMIC); - if (! val8) - return -ENOMEM; - val16 = (u16 *)val8; - - for (i = 0; i < ARRAY_SIZE(record_table); i++) { - u16 rid = record_table[i].rid; - int len; - - memset(val8, 0, DEBUG_LTV_SIZE + 2); - - err = hermes_read_ltv(hw, USER_BAP, rid, DEBUG_LTV_SIZE, - &length, val8); - if (err) { - DEBUG(0, "Error %d reading RID 0x%04x\n", err, rid); - continue; - } - val16 = (u16 *)val8; - if (length == 0) - continue; - - printk(KERN_DEBUG "%-15s (0x%04x): length=%d (%d bytes)\tvalue=", - record_table[i].name, - rid, length, (length-1)*2); - len = min(((int)length-1)*2, DEBUG_LTV_SIZE); - - switch (record_table[i].displaytype) { - case DISPLAY_WORDS: - for (j = 0; j < len / 2; j++) - printk("%04X-", le16_to_cpu(val16[j])); - break; - - case DISPLAY_BYTES: - default: - for (j = 0; j < len; j++) - printk("%02X:", val8[j]); - break; - - case DISPLAY_STRING: - len = min(len, le16_to_cpu(val16[0])+2); - val8[len] = '\0'; - printk("\"%s\"", (char *)&val16[1]); - break; - - case DISPLAY_XSTRING: - printk("'%s'", (char *)val8); - } - - printk("\n"); - } - - kfree(val8); - - return 0; -} /********************************************************************/ /* Debugging */ @@ -4218,7 +4025,6 @@ EXPORT_SYMBOL(free_orinocodev); EXPORT_SYMBOL(__orinoco_up); EXPORT_SYMBOL(__orinoco_down); -EXPORT_SYMBOL(orinoco_stop); EXPORT_SYMBOL(orinoco_reinit_firmware); EXPORT_SYMBOL(orinoco_interrupt); diff --git a/drivers/net/wireless/orinoco.h b/drivers/net/wireless/orinoco.h index 13e42c2afb27..f749b50d1088 100644 --- a/drivers/net/wireless/orinoco.h +++ b/drivers/net/wireless/orinoco.h @@ -119,7 +119,6 @@ extern struct net_device *alloc_orinocodev(int sizeof_card, extern void free_orinocodev(struct net_device *dev); extern int __orinoco_up(struct net_device *dev); extern int __orinoco_down(struct net_device *dev); -extern int orinoco_stop(struct net_device *dev); extern int orinoco_reinit_firmware(struct net_device *dev); extern irqreturn_t orinoco_interrupt(int irq, void * dev_id, struct pt_regs *regs); diff --git a/include/linux/dm9000.h b/include/linux/dm9000.h new file mode 100644 index 000000000000..0008e2ad0c9f --- /dev/null +++ b/include/linux/dm9000.h @@ -0,0 +1,36 @@ +/* include/linux/dm9000.h + * + * Copyright (c) 2004 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * Header file for dm9000 platform data + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * +*/ + +#ifndef __DM9000_PLATFORM_DATA +#define __DM9000_PLATFORM_DATA __FILE__ + +/* IO control flags */ + +#define DM9000_PLATF_8BITONLY (0x0001) +#define DM9000_PLATF_16BITONLY (0x0002) +#define DM9000_PLATF_32BITONLY (0x0004) + +/* platfrom data for platfrom device structure's platfrom_data field */ + +struct dm9000_plat_data { + unsigned int flags; + + /* allow replacement IO routines */ + + void (*inblk)(void __iomem *reg, void *data, int len); + void (*outblk)(void __iomem *reg, void *data, int len); + void (*dumpblk)(void __iomem *reg, int len); +}; + +#endif /* __DM9000_PLATFORM_DATA */ + diff --git a/include/linux/hdlc.h b/include/linux/hdlc.h index 503194e62fe1..ed2927ef1ff7 100644 --- a/include/linux/hdlc.h +++ b/include/linux/hdlc.h @@ -1,7 +1,7 @@ /* * Generic HDLC support routines for Linux * - * Copyright (C) 1999-2003 Krzysztof Halasa <khc@pm.waw.pl> + * Copyright (C) 1999-2005 Krzysztof Halasa <khc@pm.waw.pl> * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License @@ -41,6 +41,7 @@ #define LMI_NONE 1 /* No LMI, all PVCs are static */ #define LMI_ANSI 2 /* ANSI Annex D */ #define LMI_CCITT 3 /* ITU-T Annex A */ +#define LMI_CISCO 4 /* The "original" LMI, aka Gang of Four */ #define HDLC_MAX_MTU 1500 /* Ethernet 1500 bytes */ #define HDLC_MAX_MRU (HDLC_MAX_MTU + 10 + 14 + 4) /* for ETH+VLAN over FR */ @@ -89,6 +90,7 @@ typedef struct pvc_device_struct { unsigned int deleted: 1; unsigned int fecn: 1; unsigned int becn: 1; + unsigned int bandwidth; /* Cisco LMI reporting only */ }state; }pvc_device; diff --git a/include/linux/if.h b/include/linux/if.h index d73a9d62f208..ce627d9092ef 100644 --- a/include/linux/if.h +++ b/include/linux/if.h @@ -33,7 +33,7 @@ #define IFF_LOOPBACK 0x8 /* is a loopback net */ #define IFF_POINTOPOINT 0x10 /* interface is has p-p link */ #define IFF_NOTRAILERS 0x20 /* avoid use of trailers */ -#define IFF_RUNNING 0x40 /* resources allocated */ +#define IFF_RUNNING 0x40 /* interface running and carrier ok */ #define IFF_NOARP 0x80 /* no ARP protocol */ #define IFF_PROMISC 0x100 /* receive all packets */ #define IFF_ALLMULTI 0x200 /* receive all multicast packets*/ diff --git a/include/linux/wireless.h b/include/linux/wireless.h index 2f51f2b6562e..ae485f9c916e 100644 --- a/include/linux/wireless.h +++ b/include/linux/wireless.h @@ -1,10 +1,10 @@ /* * This file define a set of standard wireless extensions * - * Version : 17 21.6.04 + * Version : 18 12.3.05 * * Authors : Jean Tourrilhes - HPL - <jt@hpl.hp.com> - * Copyright (c) 1997-2004 Jean Tourrilhes, All Rights Reserved. + * Copyright (c) 1997-2005 Jean Tourrilhes, All Rights Reserved. */ #ifndef _LINUX_WIRELESS_H @@ -82,7 +82,7 @@ * (there is some stuff that will be added in the future...) * I just plan to increment with each new version. */ -#define WIRELESS_EXT 17 +#define WIRELESS_EXT 18 /* * Changes : @@ -182,6 +182,21 @@ * - Document (struct iw_quality *)->updated, add new flags (INVALID) * - Wireless Event capability in struct iw_range * - Add support for relative TxPower (yick !) + * + * V17 to V18 (From Jouni Malinen <jkmaline@cc.hut.fi>) + * ---------- + * - Add support for WPA/WPA2 + * - Add extended encoding configuration (SIOCSIWENCODEEXT and + * SIOCGIWENCODEEXT) + * - Add SIOCSIWGENIE/SIOCGIWGENIE + * - Add SIOCSIWMLME + * - Add SIOCSIWPMKSA + * - Add struct iw_range bit field for supported encoding capabilities + * - Add optional scan request parameters for SIOCSIWSCAN + * - Add SIOCSIWAUTH/SIOCGIWAUTH for setting authentication and WPA + * related parameters (extensible up to 4096 parameter values) + * - Add wireless events: IWEVGENIE, IWEVMICHAELMICFAILURE, + * IWEVASSOCREQIE, IWEVASSOCRESPIE, IWEVPMKIDCAND */ /**************************** CONSTANTS ****************************/ @@ -256,6 +271,30 @@ #define SIOCSIWPOWER 0x8B2C /* set Power Management settings */ #define SIOCGIWPOWER 0x8B2D /* get Power Management settings */ +/* WPA : Generic IEEE 802.11 informatiom element (e.g., for WPA/RSN/WMM). + * This ioctl uses struct iw_point and data buffer that includes IE id and len + * fields. More than one IE may be included in the request. Setting the generic + * IE to empty buffer (len=0) removes the generic IE from the driver. Drivers + * are allowed to generate their own WPA/RSN IEs, but in these cases, drivers + * are required to report the used IE as a wireless event, e.g., when + * associating with an AP. */ +#define SIOCSIWGENIE 0x8B30 /* set generic IE */ +#define SIOCGIWGENIE 0x8B31 /* get generic IE */ + +/* WPA : IEEE 802.11 MLME requests */ +#define SIOCSIWMLME 0x8B16 /* request MLME operation; uses + * struct iw_mlme */ +/* WPA : Authentication mode parameters */ +#define SIOCSIWAUTH 0x8B32 /* set authentication mode params */ +#define SIOCGIWAUTH 0x8B33 /* get authentication mode params */ + +/* WPA : Extended version of encoding configuration */ +#define SIOCSIWENCODEEXT 0x8B34 /* set encoding token & mode */ +#define SIOCGIWENCODEEXT 0x8B35 /* get encoding token & mode */ + +/* WPA2 : PMKSA cache management */ +#define SIOCSIWPMKSA 0x8B36 /* PMKSA cache operation */ + /* -------------------- DEV PRIVATE IOCTL LIST -------------------- */ /* These 32 ioctl are wireless device private, for 16 commands. @@ -297,6 +336,34 @@ #define IWEVCUSTOM 0x8C02 /* Driver specific ascii string */ #define IWEVREGISTERED 0x8C03 /* Discovered a new node (AP mode) */ #define IWEVEXPIRED 0x8C04 /* Expired a node (AP mode) */ +#define IWEVGENIE 0x8C05 /* Generic IE (WPA, RSN, WMM, ..) + * (scan results); This includes id and + * length fields. One IWEVGENIE may + * contain more than one IE. Scan + * results may contain one or more + * IWEVGENIE events. */ +#define IWEVMICHAELMICFAILURE 0x8C06 /* Michael MIC failure + * (struct iw_michaelmicfailure) + */ +#define IWEVASSOCREQIE 0x8C07 /* IEs used in (Re)Association Request. + * The data includes id and length + * fields and may contain more than one + * IE. This event is required in + * Managed mode if the driver + * generates its own WPA/RSN IE. This + * should be sent just before + * IWEVREGISTERED event for the + * association. */ +#define IWEVASSOCRESPIE 0x8C08 /* IEs used in (Re)Association + * Response. The data includes id and + * length fields and may contain more + * than one IE. This may be sent + * between IWEVASSOCREQIE and + * IWEVREGISTERED events for the + * association. */ +#define IWEVPMKIDCAND 0x8C09 /* PMKID candidate for RSN + * pre-authentication + * (struct iw_pmkid_cand) */ #define IWEVFIRST 0x8C00 @@ -432,12 +499,94 @@ #define IW_SCAN_THIS_MODE 0x0020 /* Scan only this Mode */ #define IW_SCAN_ALL_RATE 0x0040 /* Scan all Bit-Rates */ #define IW_SCAN_THIS_RATE 0x0080 /* Scan only this Bit-Rate */ +/* struct iw_scan_req scan_type */ +#define IW_SCAN_TYPE_ACTIVE 0 +#define IW_SCAN_TYPE_PASSIVE 1 /* Maximum size of returned data */ #define IW_SCAN_MAX_DATA 4096 /* In bytes */ /* Max number of char in custom event - use multiple of them if needed */ #define IW_CUSTOM_MAX 256 /* In bytes */ +/* Generic information element */ +#define IW_GENERIC_IE_MAX 1024 + +/* MLME requests (SIOCSIWMLME / struct iw_mlme) */ +#define IW_MLME_DEAUTH 0 +#define IW_MLME_DISASSOC 1 + +/* SIOCSIWAUTH/SIOCGIWAUTH struct iw_param flags */ +#define IW_AUTH_INDEX 0x0FFF +#define IW_AUTH_FLAGS 0xF000 +/* SIOCSIWAUTH/SIOCGIWAUTH parameters (0 .. 4095) + * (IW_AUTH_INDEX mask in struct iw_param flags; this is the index of the + * parameter that is being set/get to; value will be read/written to + * struct iw_param value field) */ +#define IW_AUTH_WPA_VERSION 0 +#define IW_AUTH_CIPHER_PAIRWISE 1 +#define IW_AUTH_CIPHER_GROUP 2 +#define IW_AUTH_KEY_MGMT 3 +#define IW_AUTH_TKIP_COUNTERMEASURES 4 +#define IW_AUTH_DROP_UNENCRYPTED 5 +#define IW_AUTH_80211_AUTH_ALG 6 +#define IW_AUTH_WPA_ENABLED 7 +#define IW_AUTH_RX_UNENCRYPTED_EAPOL 8 +#define IW_AUTH_ROAMING_CONTROL 9 +#define IW_AUTH_PRIVACY_INVOKED 10 + +/* IW_AUTH_WPA_VERSION values (bit field) */ +#define IW_AUTH_WPA_VERSION_DISABLED 0x00000001 +#define IW_AUTH_WPA_VERSION_WPA 0x00000002 +#define IW_AUTH_WPA_VERSION_WPA2 0x00000004 + +/* IW_AUTH_PAIRWISE_CIPHER and IW_AUTH_GROUP_CIPHER values (bit field) */ +#define IW_AUTH_CIPHER_NONE 0x00000001 +#define IW_AUTH_CIPHER_WEP40 0x00000002 +#define IW_AUTH_CIPHER_TKIP 0x00000004 +#define IW_AUTH_CIPHER_CCMP 0x00000008 +#define IW_AUTH_CIPHER_WEP104 0x00000010 + +/* IW_AUTH_KEY_MGMT values (bit field) */ +#define IW_AUTH_KEY_MGMT_802_1X 1 +#define IW_AUTH_KEY_MGMT_PSK 2 + +/* IW_AUTH_80211_AUTH_ALG values (bit field) */ +#define IW_AUTH_ALG_OPEN_SYSTEM 0x00000001 +#define IW_AUTH_ALG_SHARED_KEY 0x00000002 +#define IW_AUTH_ALG_LEAP 0x00000004 + +/* IW_AUTH_ROAMING_CONTROL values */ +#define IW_AUTH_ROAMING_ENABLE 0 /* driver/firmware based roaming */ +#define IW_AUTH_ROAMING_DISABLE 1 /* user space program used for roaming + * control */ + +/* SIOCSIWENCODEEXT definitions */ +#define IW_ENCODE_SEQ_MAX_SIZE 8 +/* struct iw_encode_ext ->alg */ +#define IW_ENCODE_ALG_NONE 0 +#define IW_ENCODE_ALG_WEP 1 +#define IW_ENCODE_ALG_TKIP 2 +#define IW_ENCODE_ALG_CCMP 3 +/* struct iw_encode_ext ->ext_flags */ +#define IW_ENCODE_EXT_TX_SEQ_VALID 0x00000001 +#define IW_ENCODE_EXT_RX_SEQ_VALID 0x00000002 +#define IW_ENCODE_EXT_GROUP_KEY 0x00000004 +#define IW_ENCODE_EXT_SET_TX_KEY 0x00000008 + +/* IWEVMICHAELMICFAILURE : struct iw_michaelmicfailure ->flags */ +#define IW_MICFAILURE_KEY_ID 0x00000003 /* Key ID 0..3 */ +#define IW_MICFAILURE_GROUP 0x00000004 +#define IW_MICFAILURE_PAIRWISE 0x00000008 +#define IW_MICFAILURE_STAKEY 0x00000010 +#define IW_MICFAILURE_COUNT 0x00000060 /* 1 or 2 (0 = count not supported) + */ + +/* Bit field values for enc_capa in struct iw_range */ +#define IW_ENC_CAPA_WPA 0x00000001 +#define IW_ENC_CAPA_WPA2 0x00000002 +#define IW_ENC_CAPA_CIPHER_TKIP 0x00000004 +#define IW_ENC_CAPA_CIPHER_CCMP 0x00000008 + /* Event capability macros - in (struct iw_range *)->event_capa * Because we have more than 32 possible events, we use an array of * 32 bit bitmasks. Note : 32 bits = 0x20 = 2^5. */ @@ -546,6 +695,132 @@ struct iw_thrspy struct iw_quality high; /* High threshold */ }; +/* + * Optional data for scan request + * + * Note: these optional parameters are controlling parameters for the + * scanning behavior, these do not apply to getting scan results + * (SIOCGIWSCAN). Drivers are expected to keep a local BSS table and + * provide a merged results with all BSSes even if the previous scan + * request limited scanning to a subset, e.g., by specifying an SSID. + * Especially, scan results are required to include an entry for the + * current BSS if the driver is in Managed mode and associated with an AP. + */ +struct iw_scan_req +{ + __u8 scan_type; /* IW_SCAN_TYPE_{ACTIVE,PASSIVE} */ + __u8 essid_len; + __u8 num_channels; /* num entries in channel_list; + * 0 = scan all allowed channels */ + __u8 flags; /* reserved as padding; use zero, this may + * be used in the future for adding flags + * to request different scan behavior */ + struct sockaddr bssid; /* ff:ff:ff:ff:ff:ff for broadcast BSSID or + * individual address of a specific BSS */ + + /* + * Use this ESSID if IW_SCAN_THIS_ESSID flag is used instead of using + * the current ESSID. This allows scan requests for specific ESSID + * without having to change the current ESSID and potentially breaking + * the current association. + */ + __u8 essid[IW_ESSID_MAX_SIZE]; + + /* + * Optional parameters for changing the default scanning behavior. + * These are based on the MLME-SCAN.request from IEEE Std 802.11. + * TU is 1.024 ms. If these are set to 0, driver is expected to use + * reasonable default values. min_channel_time defines the time that + * will be used to wait for the first reply on each channel. If no + * replies are received, next channel will be scanned after this. If + * replies are received, total time waited on the channel is defined by + * max_channel_time. + */ + __u32 min_channel_time; /* in TU */ + __u32 max_channel_time; /* in TU */ + + struct iw_freq channel_list[IW_MAX_FREQUENCIES]; +}; + +/* ------------------------- WPA SUPPORT ------------------------- */ + +/* + * Extended data structure for get/set encoding (this is used with + * SIOCSIWENCODEEXT/SIOCGIWENCODEEXT. struct iw_point and IW_ENCODE_* + * flags are used in the same way as with SIOCSIWENCODE/SIOCGIWENCODE and + * only the data contents changes (key data -> this structure, including + * key data). + * + * If the new key is the first group key, it will be set as the default + * TX key. Otherwise, default TX key index is only changed if + * IW_ENCODE_EXT_SET_TX_KEY flag is set. + * + * Key will be changed with SIOCSIWENCODEEXT in all cases except for + * special "change TX key index" operation which is indicated by setting + * key_len = 0 and ext_flags |= IW_ENCODE_EXT_SET_TX_KEY. + * + * tx_seq/rx_seq are only used when respective + * IW_ENCODE_EXT_{TX,RX}_SEQ_VALID flag is set in ext_flags. Normal + * TKIP/CCMP operation is to set RX seq with SIOCSIWENCODEEXT and start + * TX seq from zero whenever key is changed. SIOCGIWENCODEEXT is normally + * used only by an Authenticator (AP or an IBSS station) to get the + * current TX sequence number. Using TX_SEQ_VALID for SIOCSIWENCODEEXT and + * RX_SEQ_VALID for SIOCGIWENCODEEXT are optional, but can be useful for + * debugging/testing. + */ +struct iw_encode_ext +{ + __u32 ext_flags; /* IW_ENCODE_EXT_* */ + __u8 tx_seq[IW_ENCODE_SEQ_MAX_SIZE]; /* LSB first */ + __u8 rx_seq[IW_ENCODE_SEQ_MAX_SIZE]; /* LSB first */ + struct sockaddr addr; /* ff:ff:ff:ff:ff:ff for broadcast/multicast + * (group) keys or unicast address for + * individual keys */ + __u16 alg; /* IW_ENCODE_ALG_* */ + __u16 key_len; + __u8 key[0]; +}; + +/* SIOCSIWMLME data */ +struct iw_mlme +{ + __u16 cmd; /* IW_MLME_* */ + __u16 reason_code; + struct sockaddr addr; +}; + +/* SIOCSIWPMKSA data */ +#define IW_PMKSA_ADD 1 +#define IW_PMKSA_REMOVE 2 +#define IW_PMKSA_FLUSH 3 + +#define IW_PMKID_LEN 16 + +struct iw_pmksa +{ + __u32 cmd; /* IW_PMKSA_* */ + struct sockaddr bssid; + __u8 pmkid[IW_PMKID_LEN]; +}; + +/* IWEVMICHAELMICFAILURE data */ +struct iw_michaelmicfailure +{ + __u32 flags; + struct sockaddr src_addr; + __u8 tsc[IW_ENCODE_SEQ_MAX_SIZE]; /* LSB first */ +}; + +/* IWEVPMKIDCAND data */ +#define IW_PMKID_CAND_PREAUTH 0x00000001 /* RNS pre-authentication enabled */ +struct iw_pmkid_cand +{ + __u32 flags; /* IW_PMKID_CAND_* */ + __u32 index; /* the smaller the index, the higher the + * priority */ + struct sockaddr bssid; +}; + /* ------------------------ WIRELESS STATS ------------------------ */ /* * Wireless statistics (used for /proc/net/wireless) @@ -725,6 +1000,8 @@ struct iw_range struct iw_freq freq[IW_MAX_FREQUENCIES]; /* list */ /* Note : this frequency list doesn't need to fit channel numbers, * because each entry contain its channel index */ + + __u32 enc_capa; /* IW_ENC_CAPA_* bit field */ }; /* diff --git a/net/core/wireless.c b/net/core/wireless.c index 750cc5daeb03..b2fe378dfbf8 100644 --- a/net/core/wireless.c +++ b/net/core/wireless.c @@ -2,7 +2,7 @@ * This file implement the Wireless Extensions APIs. * * Authors : Jean Tourrilhes - HPL - <jt@hpl.hp.com> - * Copyright (c) 1997-2004 Jean Tourrilhes, All Rights Reserved. + * Copyright (c) 1997-2005 Jean Tourrilhes, All Rights Reserved. * * (As all part of the Linux kernel, this file is GPL) */ @@ -187,6 +187,12 @@ static const struct iw_ioctl_description standard_ioctl[] = { .header_type = IW_HEADER_TYPE_ADDR, .flags = IW_DESCR_FLAG_DUMP, }, + [SIOCSIWMLME - SIOCIWFIRST] = { + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .min_tokens = sizeof(struct iw_mlme), + .max_tokens = sizeof(struct iw_mlme), + }, [SIOCGIWAPLIST - SIOCIWFIRST] = { .header_type = IW_HEADER_TYPE_POINT, .token_size = sizeof(struct sockaddr) + @@ -195,7 +201,10 @@ static const struct iw_ioctl_description standard_ioctl[] = { .flags = IW_DESCR_FLAG_NOMAX, }, [SIOCSIWSCAN - SIOCIWFIRST] = { - .header_type = IW_HEADER_TYPE_PARAM, + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .min_tokens = 0, + .max_tokens = sizeof(struct iw_scan_req), }, [SIOCGIWSCAN - SIOCIWFIRST] = { .header_type = IW_HEADER_TYPE_POINT, @@ -273,6 +282,42 @@ static const struct iw_ioctl_description standard_ioctl[] = { [SIOCGIWPOWER - SIOCIWFIRST] = { .header_type = IW_HEADER_TYPE_PARAM, }, + [SIOCSIWGENIE - SIOCIWFIRST] = { + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .max_tokens = IW_GENERIC_IE_MAX, + }, + [SIOCGIWGENIE - SIOCIWFIRST] = { + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .max_tokens = IW_GENERIC_IE_MAX, + }, + [SIOCSIWAUTH - SIOCIWFIRST] = { + .header_type = IW_HEADER_TYPE_PARAM, + }, + [SIOCGIWAUTH - SIOCIWFIRST] = { + .header_type = IW_HEADER_TYPE_PARAM, + }, + [SIOCSIWENCODEEXT - SIOCIWFIRST] = { + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .min_tokens = sizeof(struct iw_encode_ext), + .max_tokens = sizeof(struct iw_encode_ext) + + IW_ENCODING_TOKEN_MAX, + }, + [SIOCGIWENCODEEXT - SIOCIWFIRST] = { + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .min_tokens = sizeof(struct iw_encode_ext), + .max_tokens = sizeof(struct iw_encode_ext) + + IW_ENCODING_TOKEN_MAX, + }, + [SIOCSIWPMKSA - SIOCIWFIRST] = { + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .min_tokens = sizeof(struct iw_pmksa), + .max_tokens = sizeof(struct iw_pmksa), + }, }; static const int standard_ioctl_num = (sizeof(standard_ioctl) / sizeof(struct iw_ioctl_description)); @@ -299,6 +344,31 @@ static const struct iw_ioctl_description standard_event[] = { [IWEVEXPIRED - IWEVFIRST] = { .header_type = IW_HEADER_TYPE_ADDR, }, + [IWEVGENIE - IWEVFIRST] = { + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .max_tokens = IW_GENERIC_IE_MAX, + }, + [IWEVMICHAELMICFAILURE - IWEVFIRST] = { + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .max_tokens = sizeof(struct iw_michaelmicfailure), + }, + [IWEVASSOCREQIE - IWEVFIRST] = { + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .max_tokens = IW_GENERIC_IE_MAX, + }, + [IWEVASSOCRESPIE - IWEVFIRST] = { + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .max_tokens = IW_GENERIC_IE_MAX, + }, + [IWEVPMKIDCAND - IWEVFIRST] = { + .header_type = IW_HEADER_TYPE_POINT, + .token_size = 1, + .max_tokens = sizeof(struct iw_pmkid_cand), + }, }; static const int standard_event_num = (sizeof(standard_event) / sizeof(struct iw_ioctl_description)); 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