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authorMichael Chan <mchan@broadcom.com>2006-11-19 14:10:45 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-12-02 21:24:26 -0800
commit59b47d8ad35b9858d63d6fd3db76e698e4a98f36 (patch)
treefe7d9a55df98a9327b252a57fc050c215c352c80 /drivers
parent9052a840fffa2f565ed13e6ecd53fbe2532d51b9 (diff)
downloadlinux-59b47d8ad35b9858d63d6fd3db76e698e4a98f36.tar.bz2
[BNX2]: Add 5709 init code.
Add basic support to initialize the 5709 chip. Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/bnx2.c167
1 files changed, 130 insertions, 37 deletions
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 2633579b8c43..baad015b3d6d 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -236,8 +236,23 @@ static void
bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val)
{
offset += cid_addr;
- REG_WR(bp, BNX2_CTX_DATA_ADR, offset);
- REG_WR(bp, BNX2_CTX_DATA, val);
+ if (CHIP_NUM(bp) == CHIP_NUM_5709) {
+ int i;
+
+ REG_WR(bp, BNX2_CTX_CTX_DATA, val);
+ REG_WR(bp, BNX2_CTX_CTX_CTRL,
+ offset | BNX2_CTX_CTX_CTRL_WRITE_REQ);
+ for (i = 0; i < 5; i++) {
+ u32 val;
+ val = REG_RD(bp, BNX2_CTX_CTX_CTRL);
+ if ((val & BNX2_CTX_CTX_CTRL_WRITE_REQ) == 0)
+ break;
+ udelay(5);
+ }
+ } else {
+ REG_WR(bp, BNX2_CTX_DATA_ADR, offset);
+ REG_WR(bp, BNX2_CTX_DATA, val);
+ }
}
static int
@@ -403,6 +418,14 @@ bnx2_free_mem(struct bnx2 *bp)
{
int i;
+ for (i = 0; i < bp->ctx_pages; i++) {
+ if (bp->ctx_blk[i]) {
+ pci_free_consistent(bp->pdev, BCM_PAGE_SIZE,
+ bp->ctx_blk[i],
+ bp->ctx_blk_mapping[i]);
+ bp->ctx_blk[i] = NULL;
+ }
+ }
if (bp->status_blk) {
pci_free_consistent(bp->pdev, bp->status_stats_size,
bp->status_blk, bp->status_blk_mapping);
@@ -481,6 +504,18 @@ bnx2_alloc_mem(struct bnx2 *bp)
bp->stats_blk_mapping = bp->status_blk_mapping + status_blk_size;
+ if (CHIP_NUM(bp) == CHIP_NUM_5709) {
+ bp->ctx_pages = 0x2000 / BCM_PAGE_SIZE;
+ if (bp->ctx_pages == 0)
+ bp->ctx_pages = 1;
+ for (i = 0; i < bp->ctx_pages; i++) {
+ bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev,
+ BCM_PAGE_SIZE,
+ &bp->ctx_blk_mapping[i]);
+ if (bp->ctx_blk[i] == NULL)
+ goto alloc_mem_err;
+ }
+ }
return 0;
alloc_mem_err:
@@ -803,13 +838,13 @@ bnx2_set_mac_link(struct bnx2 *bp)
val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX |
BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK |
- BNX2_EMAC_MODE_25G);
+ BNX2_EMAC_MODE_25G_MODE);
if (bp->link_up) {
switch (bp->line_speed) {
case SPEED_10:
- if (CHIP_NUM(bp) == CHIP_NUM_5708) {
- val |= BNX2_EMAC_MODE_PORT_MII_10;
+ if (CHIP_NUM(bp) != CHIP_NUM_5706) {
+ val |= BNX2_EMAC_MODE_PORT_MII_10M;
break;
}
/* fall through */
@@ -817,7 +852,7 @@ bnx2_set_mac_link(struct bnx2 *bp)
val |= BNX2_EMAC_MODE_PORT_MII;
break;
case SPEED_2500:
- val |= BNX2_EMAC_MODE_25G;
+ val |= BNX2_EMAC_MODE_25G_MODE;
/* fall through */
case SPEED_1000:
val |= BNX2_EMAC_MODE_PORT_GMII;
@@ -1263,9 +1298,8 @@ bnx2_init_5706s_phy(struct bnx2 *bp)
{
bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG;
- if (CHIP_NUM(bp) == CHIP_NUM_5706) {
- REG_WR(bp, BNX2_MISC_UNUSED0, 0x300);
- }
+ if (CHIP_NUM(bp) == CHIP_NUM_5706)
+ REG_WR(bp, BNX2_MISC_GP_HW_CTL0, 0x300);
if (bp->dev->mtu > 1500) {
u32 val;
@@ -1408,7 +1442,7 @@ bnx2_set_phy_loopback(struct bnx2 *bp)
mac_mode = REG_RD(bp, BNX2_EMAC_MODE);
mac_mode &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX |
BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK |
- BNX2_EMAC_MODE_25G);
+ BNX2_EMAC_MODE_25G_MODE);
mac_mode |= BNX2_EMAC_MODE_PORT_GMII;
REG_WR(bp, BNX2_EMAC_MODE, mac_mode);
@@ -1459,6 +1493,40 @@ bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent)
return 0;
}
+static int
+bnx2_init_5709_context(struct bnx2 *bp)
+{
+ int i, ret = 0;
+ u32 val;
+
+ val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12);
+ val |= (BCM_PAGE_BITS - 8) << 16;
+ REG_WR(bp, BNX2_CTX_COMMAND, val);
+ for (i = 0; i < bp->ctx_pages; i++) {
+ int j;
+
+ REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0,
+ (bp->ctx_blk_mapping[i] & 0xffffffff) |
+ BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID);
+ REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA1,
+ (u64) bp->ctx_blk_mapping[i] >> 32);
+ REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL, i |
+ BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ);
+ for (j = 0; j < 10; j++) {
+
+ val = REG_RD(bp, BNX2_CTX_HOST_PAGE_TBL_CTRL);
+ if (!(val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ))
+ break;
+ udelay(5);
+ }
+ if (val & BNX2_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) {
+ ret = -EBUSY;
+ break;
+ }
+ }
+ return ret;
+}
+
static void
bnx2_init_context(struct bnx2 *bp)
{
@@ -1581,9 +1649,8 @@ bnx2_alloc_rx_skb(struct bnx2 *bp, u16 index)
return -ENOMEM;
}
- if (unlikely((align = (unsigned long) skb->data & 0x7))) {
- skb_reserve(skb, 8 - align);
- }
+ if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1))))
+ skb_reserve(skb, BNX2_RX_ALIGN - align);
mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size,
PCI_DMA_FROMDEVICE);
@@ -3282,7 +3349,10 @@ bnx2_init_chip(struct bnx2 *bp)
/* Initialize context mapping and zero out the quick contexts. The
* context block must have already been enabled. */
- bnx2_init_context(bp);
+ if (CHIP_NUM(bp) == CHIP_NUM_5709)
+ bnx2_init_5709_context(bp);
+ else
+ bnx2_init_context(bp);
if ((rc = bnx2_init_cpus(bp)) != 0)
return rc;
@@ -3393,12 +3463,40 @@ bnx2_init_chip(struct bnx2 *bp)
return rc;
}
+static void
+bnx2_init_tx_context(struct bnx2 *bp, u32 cid)
+{
+ u32 val, offset0, offset1, offset2, offset3;
+
+ if (CHIP_NUM(bp) == CHIP_NUM_5709) {
+ offset0 = BNX2_L2CTX_TYPE_XI;
+ offset1 = BNX2_L2CTX_CMD_TYPE_XI;
+ offset2 = BNX2_L2CTX_TBDR_BHADDR_HI_XI;
+ offset3 = BNX2_L2CTX_TBDR_BHADDR_LO_XI;
+ } else {
+ offset0 = BNX2_L2CTX_TYPE;
+ offset1 = BNX2_L2CTX_CMD_TYPE;
+ offset2 = BNX2_L2CTX_TBDR_BHADDR_HI;
+ offset3 = BNX2_L2CTX_TBDR_BHADDR_LO;
+ }
+ val = BNX2_L2CTX_TYPE_TYPE_L2 | BNX2_L2CTX_TYPE_SIZE_L2;
+ CTX_WR(bp, GET_CID_ADDR(cid), offset0, val);
+
+ val = BNX2_L2CTX_CMD_TYPE_TYPE_L2 | (8 << 16);
+ CTX_WR(bp, GET_CID_ADDR(cid), offset1, val);
+
+ val = (u64) bp->tx_desc_mapping >> 32;
+ CTX_WR(bp, GET_CID_ADDR(cid), offset2, val);
+
+ val = (u64) bp->tx_desc_mapping & 0xffffffff;
+ CTX_WR(bp, GET_CID_ADDR(cid), offset3, val);
+}
static void
bnx2_init_tx_ring(struct bnx2 *bp)
{
struct tx_bd *txbd;
- u32 val;
+ u32 cid;
bp->tx_wake_thresh = bp->tx_ring_size / 2;
@@ -3412,19 +3510,11 @@ bnx2_init_tx_ring(struct bnx2 *bp)
bp->hw_tx_cons = 0;
bp->tx_prod_bseq = 0;
- val = BNX2_L2CTX_TYPE_TYPE_L2;
- val |= BNX2_L2CTX_TYPE_SIZE_L2;
- CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TYPE, val);
+ cid = TX_CID;
+ bp->tx_bidx_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BIDX;
+ bp->tx_bseq_addr = MB_GET_CID_ADDR(cid) + BNX2_L2CTX_TX_HOST_BSEQ;
- val = BNX2_L2CTX_CMD_TYPE_TYPE_L2;
- val |= 8 << 16;
- CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_CMD_TYPE, val);
-
- val = (u64) bp->tx_desc_mapping >> 32;
- CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_HI, val);
-
- val = (u64) bp->tx_desc_mapping & 0xffffffff;
- CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_LO, val);
+ bnx2_init_tx_context(bp, cid);
}
static void
@@ -3437,8 +3527,8 @@ bnx2_init_rx_ring(struct bnx2 *bp)
/* 8 for CRC and VLAN */
bp->rx_buf_use_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8;
- /* 8 for alignment */
- bp->rx_buf_size = bp->rx_buf_use_size + 8;
+ /* hw alignment */
+ bp->rx_buf_size = bp->rx_buf_use_size + BNX2_RX_ALIGN;
ring_prod = prod = bp->rx_prod = 0;
bp->rx_cons = 0;
@@ -5542,13 +5632,6 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
goto err_out_release;
}
- bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX);
- if (bp->pcix_cap == 0) {
- dev_err(&pdev->dev, "Cannot find PCIX capability, aborting.\n");
- rc = -EIO;
- goto err_out_release;
- }
-
if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) {
bp->flags |= USING_DAC_FLAG;
if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) {
@@ -5571,7 +5654,7 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
INIT_WORK(&bp->reset_task, bnx2_reset_task, bp);
dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0);
- mem_len = MB_GET_CID_ADDR(17);
+ mem_len = MB_GET_CID_ADDR(TX_TSS_CID + 1);
dev->mem_end = dev->mem_start + mem_len;
dev->irq = pdev->irq;
@@ -5595,6 +5678,16 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
bp->chip_id = REG_RD(bp, BNX2_MISC_ID);
+ if (CHIP_NUM(bp) != CHIP_NUM_5709) {
+ bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX);
+ if (bp->pcix_cap == 0) {
+ dev_err(&pdev->dev,
+ "Cannot find PCIX capability, aborting.\n");
+ rc = -EIO;
+ goto err_out_unmap;
+ }
+ }
+
/* Get bus information. */
reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS);
if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) {