diff options
Diffstat (limited to 'drivers/isdn/hisax/telespci.c')
-rw-r--r-- | drivers/isdn/hisax/telespci.c | 349 |
1 files changed, 0 insertions, 349 deletions
diff --git a/drivers/isdn/hisax/telespci.c b/drivers/isdn/hisax/telespci.c deleted file mode 100644 index 33eeb4602c7e..000000000000 --- a/drivers/isdn/hisax/telespci.c +++ /dev/null @@ -1,349 +0,0 @@ -/* $Id: telespci.c,v 2.23.2.3 2004/01/13 14:31:26 keil Exp $ - * - * low level stuff for Teles PCI isdn cards - * - * Author Ton van Rosmalen - * Karsten Keil - * Copyright by Ton van Rosmalen - * by Karsten Keil <keil@isdn4linux.de> - * - * This software may be used and distributed according to the terms - * of the GNU General Public License, incorporated herein by reference. - * - */ - -#include <linux/init.h> -#include "hisax.h" -#include "isac.h" -#include "hscx.h" -#include "isdnl1.h" -#include <linux/pci.h> - -static const char *telespci_revision = "$Revision: 2.23.2.3 $"; - -#define ZORAN_PO_RQ_PEN 0x02000000 -#define ZORAN_PO_WR 0x00800000 -#define ZORAN_PO_GID0 0x00000000 -#define ZORAN_PO_GID1 0x00100000 -#define ZORAN_PO_GREG0 0x00000000 -#define ZORAN_PO_GREG1 0x00010000 -#define ZORAN_PO_DMASK 0xFF - -#define WRITE_ADDR_ISAC (ZORAN_PO_WR | ZORAN_PO_GID0 | ZORAN_PO_GREG0) -#define READ_DATA_ISAC (ZORAN_PO_GID0 | ZORAN_PO_GREG1) -#define WRITE_DATA_ISAC (ZORAN_PO_WR | ZORAN_PO_GID0 | ZORAN_PO_GREG1) -#define WRITE_ADDR_HSCX (ZORAN_PO_WR | ZORAN_PO_GID1 | ZORAN_PO_GREG0) -#define READ_DATA_HSCX (ZORAN_PO_GID1 | ZORAN_PO_GREG1) -#define WRITE_DATA_HSCX (ZORAN_PO_WR | ZORAN_PO_GID1 | ZORAN_PO_GREG1) - -#define ZORAN_WAIT_NOBUSY do { \ - portdata = readl(adr + 0x200); \ - } while (portdata & ZORAN_PO_RQ_PEN) - -static inline u_char -readisac(void __iomem *adr, u_char off) -{ - register unsigned int portdata; - - ZORAN_WAIT_NOBUSY; - - /* set address for ISAC */ - writel(WRITE_ADDR_ISAC | off, adr + 0x200); - ZORAN_WAIT_NOBUSY; - - /* read data from ISAC */ - writel(READ_DATA_ISAC, adr + 0x200); - ZORAN_WAIT_NOBUSY; - return ((u_char)(portdata & ZORAN_PO_DMASK)); -} - -static inline void -writeisac(void __iomem *adr, u_char off, u_char data) -{ - register unsigned int portdata; - - ZORAN_WAIT_NOBUSY; - - /* set address for ISAC */ - writel(WRITE_ADDR_ISAC | off, adr + 0x200); - ZORAN_WAIT_NOBUSY; - - /* write data to ISAC */ - writel(WRITE_DATA_ISAC | data, adr + 0x200); - ZORAN_WAIT_NOBUSY; -} - -static inline u_char -readhscx(void __iomem *adr, int hscx, u_char off) -{ - register unsigned int portdata; - - ZORAN_WAIT_NOBUSY; - /* set address for HSCX */ - writel(WRITE_ADDR_HSCX | ((hscx ? 0x40 : 0) + off), adr + 0x200); - ZORAN_WAIT_NOBUSY; - - /* read data from HSCX */ - writel(READ_DATA_HSCX, adr + 0x200); - ZORAN_WAIT_NOBUSY; - return ((u_char)(portdata & ZORAN_PO_DMASK)); -} - -static inline void -writehscx(void __iomem *adr, int hscx, u_char off, u_char data) -{ - register unsigned int portdata; - - ZORAN_WAIT_NOBUSY; - /* set address for HSCX */ - writel(WRITE_ADDR_HSCX | ((hscx ? 0x40 : 0) + off), adr + 0x200); - ZORAN_WAIT_NOBUSY; - - /* write data to HSCX */ - writel(WRITE_DATA_HSCX | data, adr + 0x200); - ZORAN_WAIT_NOBUSY; -} - -static inline void -read_fifo_isac(void __iomem *adr, u_char *data, int size) -{ - register unsigned int portdata; - register int i; - - ZORAN_WAIT_NOBUSY; - /* read data from ISAC */ - for (i = 0; i < size; i++) { - /* set address for ISAC fifo */ - writel(WRITE_ADDR_ISAC | 0x1E, adr + 0x200); - ZORAN_WAIT_NOBUSY; - writel(READ_DATA_ISAC, adr + 0x200); - ZORAN_WAIT_NOBUSY; - data[i] = (u_char)(portdata & ZORAN_PO_DMASK); - } -} - -static void -write_fifo_isac(void __iomem *adr, u_char *data, int size) -{ - register unsigned int portdata; - register int i; - - ZORAN_WAIT_NOBUSY; - /* write data to ISAC */ - for (i = 0; i < size; i++) { - /* set address for ISAC fifo */ - writel(WRITE_ADDR_ISAC | 0x1E, adr + 0x200); - ZORAN_WAIT_NOBUSY; - writel(WRITE_DATA_ISAC | data[i], adr + 0x200); - ZORAN_WAIT_NOBUSY; - } -} - -static inline void -read_fifo_hscx(void __iomem *adr, int hscx, u_char *data, int size) -{ - register unsigned int portdata; - register int i; - - ZORAN_WAIT_NOBUSY; - /* read data from HSCX */ - for (i = 0; i < size; i++) { - /* set address for HSCX fifo */ - writel(WRITE_ADDR_HSCX | (hscx ? 0x5F : 0x1F), adr + 0x200); - ZORAN_WAIT_NOBUSY; - writel(READ_DATA_HSCX, adr + 0x200); - ZORAN_WAIT_NOBUSY; - data[i] = (u_char) (portdata & ZORAN_PO_DMASK); - } -} - -static inline void -write_fifo_hscx(void __iomem *adr, int hscx, u_char *data, int size) -{ - unsigned int portdata; - register int i; - - ZORAN_WAIT_NOBUSY; - /* write data to HSCX */ - for (i = 0; i < size; i++) { - /* set address for HSCX fifo */ - writel(WRITE_ADDR_HSCX | (hscx ? 0x5F : 0x1F), adr + 0x200); - ZORAN_WAIT_NOBUSY; - writel(WRITE_DATA_HSCX | data[i], adr + 0x200); - ZORAN_WAIT_NOBUSY; - udelay(10); - } -} - -/* Interface functions */ - -static u_char -ReadISAC(struct IsdnCardState *cs, u_char offset) -{ - return (readisac(cs->hw.teles0.membase, offset)); -} - -static void -WriteISAC(struct IsdnCardState *cs, u_char offset, u_char value) -{ - writeisac(cs->hw.teles0.membase, offset, value); -} - -static void -ReadISACfifo(struct IsdnCardState *cs, u_char *data, int size) -{ - read_fifo_isac(cs->hw.teles0.membase, data, size); -} - -static void -WriteISACfifo(struct IsdnCardState *cs, u_char *data, int size) -{ - write_fifo_isac(cs->hw.teles0.membase, data, size); -} - -static u_char -ReadHSCX(struct IsdnCardState *cs, int hscx, u_char offset) -{ - return (readhscx(cs->hw.teles0.membase, hscx, offset)); -} - -static void -WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value) -{ - writehscx(cs->hw.teles0.membase, hscx, offset, value); -} - -/* - * fast interrupt HSCX stuff goes here - */ - -#define READHSCX(cs, nr, reg) readhscx(cs->hw.teles0.membase, nr, reg) -#define WRITEHSCX(cs, nr, reg, data) writehscx(cs->hw.teles0.membase, nr, reg, data) -#define READHSCXFIFO(cs, nr, ptr, cnt) read_fifo_hscx(cs->hw.teles0.membase, nr, ptr, cnt) -#define WRITEHSCXFIFO(cs, nr, ptr, cnt) write_fifo_hscx(cs->hw.teles0.membase, nr, ptr, cnt) - -#include "hscx_irq.c" - -static irqreturn_t -telespci_interrupt(int intno, void *dev_id) -{ - struct IsdnCardState *cs = dev_id; - u_char hval, ival; - u_long flags; - - spin_lock_irqsave(&cs->lock, flags); - hval = readhscx(cs->hw.teles0.membase, 1, HSCX_ISTA); - if (hval) - hscx_int_main(cs, hval); - ival = readisac(cs->hw.teles0.membase, ISAC_ISTA); - if ((hval | ival) == 0) { - spin_unlock_irqrestore(&cs->lock, flags); - return IRQ_NONE; - } - if (ival) - isac_interrupt(cs, ival); - /* Clear interrupt register for Zoran PCI controller */ - writel(0x70000000, cs->hw.teles0.membase + 0x3C); - - writehscx(cs->hw.teles0.membase, 0, HSCX_MASK, 0xFF); - writehscx(cs->hw.teles0.membase, 1, HSCX_MASK, 0xFF); - writeisac(cs->hw.teles0.membase, ISAC_MASK, 0xFF); - writeisac(cs->hw.teles0.membase, ISAC_MASK, 0x0); - writehscx(cs->hw.teles0.membase, 0, HSCX_MASK, 0x0); - writehscx(cs->hw.teles0.membase, 1, HSCX_MASK, 0x0); - spin_unlock_irqrestore(&cs->lock, flags); - return IRQ_HANDLED; -} - -static void -release_io_telespci(struct IsdnCardState *cs) -{ - iounmap(cs->hw.teles0.membase); -} - -static int -TelesPCI_card_msg(struct IsdnCardState *cs, int mt, void *arg) -{ - u_long flags; - - switch (mt) { - case CARD_RESET: - return (0); - case CARD_RELEASE: - release_io_telespci(cs); - return (0); - case CARD_INIT: - spin_lock_irqsave(&cs->lock, flags); - inithscxisac(cs, 3); - spin_unlock_irqrestore(&cs->lock, flags); - return (0); - case CARD_TEST: - return (0); - } - return (0); -} - -static struct pci_dev *dev_tel = NULL; - -int setup_telespci(struct IsdnCard *card) -{ - struct IsdnCardState *cs = card->cs; - char tmp[64]; - - strcpy(tmp, telespci_revision); - printk(KERN_INFO "HiSax: Teles/PCI driver Rev. %s\n", HiSax_getrev(tmp)); - if (cs->typ != ISDN_CTYPE_TELESPCI) - return (0); - - if ((dev_tel = hisax_find_pci_device(PCI_VENDOR_ID_ZORAN, PCI_DEVICE_ID_ZORAN_36120, dev_tel))) { - if (pci_enable_device(dev_tel)) - return (0); - cs->irq = dev_tel->irq; - if (!cs->irq) { - printk(KERN_WARNING "Teles: No IRQ for PCI card found\n"); - return (0); - } - cs->hw.teles0.membase = ioremap(pci_resource_start(dev_tel, 0), - PAGE_SIZE); - printk(KERN_INFO "Found: Zoran, base-address: 0x%llx, irq: 0x%x\n", - (unsigned long long)pci_resource_start(dev_tel, 0), - dev_tel->irq); - } else { - printk(KERN_WARNING "TelesPCI: No PCI card found\n"); - return (0); - } - - /* Initialize Zoran PCI controller */ - writel(0x00000000, cs->hw.teles0.membase + 0x28); - writel(0x01000000, cs->hw.teles0.membase + 0x28); - writel(0x01000000, cs->hw.teles0.membase + 0x28); - writel(0x7BFFFFFF, cs->hw.teles0.membase + 0x2C); - writel(0x70000000, cs->hw.teles0.membase + 0x3C); - writel(0x61000000, cs->hw.teles0.membase + 0x40); - /* writel(0x00800000, cs->hw.teles0.membase + 0x200); */ - - printk(KERN_INFO - "HiSax: Teles PCI config irq:%d mem:%p\n", - cs->irq, - cs->hw.teles0.membase); - - setup_isac(cs); - cs->readisac = &ReadISAC; - cs->writeisac = &WriteISAC; - cs->readisacfifo = &ReadISACfifo; - cs->writeisacfifo = &WriteISACfifo; - cs->BC_Read_Reg = &ReadHSCX; - cs->BC_Write_Reg = &WriteHSCX; - cs->BC_Send_Data = &hscx_fill_fifo; - cs->cardmsg = &TelesPCI_card_msg; - cs->irq_func = &telespci_interrupt; - cs->irq_flags |= IRQF_SHARED; - ISACVersion(cs, "TelesPCI:"); - if (HscxVersion(cs, "TelesPCI:")) { - printk(KERN_WARNING - "TelesPCI: wrong HSCX versions check IO/MEM addresses\n"); - release_io_telespci(cs); - return (0); - } - return (1); -} |