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Diffstat (limited to 'drivers/isdn/hisax/diva.c')
-rw-r--r--drivers/isdn/hisax/diva.c1282
1 files changed, 0 insertions, 1282 deletions
diff --git a/drivers/isdn/hisax/diva.c b/drivers/isdn/hisax/diva.c
deleted file mode 100644
index d23df7a7784d..000000000000
--- a/drivers/isdn/hisax/diva.c
+++ /dev/null
@@ -1,1282 +0,0 @@
-/* $Id: diva.c,v 1.33.2.6 2004/02/11 13:21:33 keil Exp $
- *
- * low level stuff for Eicon.Diehl Diva Family ISDN cards
- *
- * Author Karsten Keil
- * Copyright 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.
- *
- * For changes and modifications please read
- * Documentation/isdn/HiSax.cert
- *
- * Thanks to Eicon Technology for documents and information
- *
- */
-
-#include <linux/init.h>
-#include "hisax.h"
-#include "isac.h"
-#include "hscx.h"
-#include "ipac.h"
-#include "ipacx.h"
-#include "isdnl1.h"
-#include <linux/pci.h>
-#include <linux/isapnp.h>
-
-static const char *Diva_revision = "$Revision: 1.33.2.6 $";
-
-#define byteout(addr, val) outb(val, addr)
-#define bytein(addr) inb(addr)
-
-#define DIVA_HSCX_DATA 0
-#define DIVA_HSCX_ADR 4
-#define DIVA_ISA_ISAC_DATA 2
-#define DIVA_ISA_ISAC_ADR 6
-#define DIVA_ISA_CTRL 7
-#define DIVA_IPAC_ADR 0
-#define DIVA_IPAC_DATA 1
-
-#define DIVA_PCI_ISAC_DATA 8
-#define DIVA_PCI_ISAC_ADR 0xc
-#define DIVA_PCI_CTRL 0x10
-
-/* SUB Types */
-#define DIVA_ISA 1
-#define DIVA_PCI 2
-#define DIVA_IPAC_ISA 3
-#define DIVA_IPAC_PCI 4
-#define DIVA_IPACX_PCI 5
-
-/* CTRL (Read) */
-#define DIVA_IRQ_STAT 0x01
-#define DIVA_EEPROM_SDA 0x02
-
-/* CTRL (Write) */
-#define DIVA_IRQ_REQ 0x01
-#define DIVA_RESET 0x08
-#define DIVA_EEPROM_CLK 0x40
-#define DIVA_PCI_LED_A 0x10
-#define DIVA_PCI_LED_B 0x20
-#define DIVA_ISA_LED_A 0x20
-#define DIVA_ISA_LED_B 0x40
-#define DIVA_IRQ_CLR 0x80
-
-/* Siemens PITA */
-#define PITA_MISC_REG 0x1c
-#ifdef __BIG_ENDIAN
-#define PITA_PARA_SOFTRESET 0x00000001
-#define PITA_SER_SOFTRESET 0x00000002
-#define PITA_PARA_MPX_MODE 0x00000004
-#define PITA_INT0_ENABLE 0x00000200
-#else
-#define PITA_PARA_SOFTRESET 0x01000000
-#define PITA_SER_SOFTRESET 0x02000000
-#define PITA_PARA_MPX_MODE 0x04000000
-#define PITA_INT0_ENABLE 0x00020000
-#endif
-#define PITA_INT0_STATUS 0x02
-
-static inline u_char
-readreg(unsigned int ale, unsigned int adr, u_char off)
-{
- register u_char ret;
-
- byteout(ale, off);
- ret = bytein(adr);
- return (ret);
-}
-
-static inline void
-readfifo(unsigned int ale, unsigned int adr, u_char off, u_char *data, int size)
-{
- byteout(ale, off);
- insb(adr, data, size);
-}
-
-
-static inline void
-writereg(unsigned int ale, unsigned int adr, u_char off, u_char data)
-{
- byteout(ale, off);
- byteout(adr, data);
-}
-
-static inline void
-writefifo(unsigned int ale, unsigned int adr, u_char off, u_char *data, int size)
-{
- byteout(ale, off);
- outsb(adr, data, size);
-}
-
-static inline u_char
-memreadreg(unsigned long adr, u_char off)
-{
- return (*((unsigned char *)
- (((unsigned int *)adr) + off)));
-}
-
-static inline void
-memwritereg(unsigned long adr, u_char off, u_char data)
-{
- register u_char *p;
-
- p = (unsigned char *)(((unsigned int *)adr) + off);
- *p = data;
-}
-
-/* Interface functions */
-
-static u_char
-ReadISAC(struct IsdnCardState *cs, u_char offset)
-{
- return (readreg(cs->hw.diva.isac_adr, cs->hw.diva.isac, offset));
-}
-
-static void
-WriteISAC(struct IsdnCardState *cs, u_char offset, u_char value)
-{
- writereg(cs->hw.diva.isac_adr, cs->hw.diva.isac, offset, value);
-}
-
-static void
-ReadISACfifo(struct IsdnCardState *cs, u_char *data, int size)
-{
- readfifo(cs->hw.diva.isac_adr, cs->hw.diva.isac, 0, data, size);
-}
-
-static void
-WriteISACfifo(struct IsdnCardState *cs, u_char *data, int size)
-{
- writefifo(cs->hw.diva.isac_adr, cs->hw.diva.isac, 0, data, size);
-}
-
-static u_char
-ReadISAC_IPAC(struct IsdnCardState *cs, u_char offset)
-{
- return (readreg(cs->hw.diva.isac_adr, cs->hw.diva.isac, offset + 0x80));
-}
-
-static void
-WriteISAC_IPAC(struct IsdnCardState *cs, u_char offset, u_char value)
-{
- writereg(cs->hw.diva.isac_adr, cs->hw.diva.isac, offset | 0x80, value);
-}
-
-static void
-ReadISACfifo_IPAC(struct IsdnCardState *cs, u_char *data, int size)
-{
- readfifo(cs->hw.diva.isac_adr, cs->hw.diva.isac, 0x80, data, size);
-}
-
-static void
-WriteISACfifo_IPAC(struct IsdnCardState *cs, u_char *data, int size)
-{
- writefifo(cs->hw.diva.isac_adr, cs->hw.diva.isac, 0x80, data, size);
-}
-
-static u_char
-ReadHSCX(struct IsdnCardState *cs, int hscx, u_char offset)
-{
- return (readreg(cs->hw.diva.hscx_adr,
- cs->hw.diva.hscx, offset + (hscx ? 0x40 : 0)));
-}
-
-static void
-WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
-{
- writereg(cs->hw.diva.hscx_adr,
- cs->hw.diva.hscx, offset + (hscx ? 0x40 : 0), value);
-}
-
-static u_char
-MemReadISAC_IPAC(struct IsdnCardState *cs, u_char offset)
-{
- return (memreadreg(cs->hw.diva.cfg_reg, offset + 0x80));
-}
-
-static void
-MemWriteISAC_IPAC(struct IsdnCardState *cs, u_char offset, u_char value)
-{
- memwritereg(cs->hw.diva.cfg_reg, offset | 0x80, value);
-}
-
-static void
-MemReadISACfifo_IPAC(struct IsdnCardState *cs, u_char *data, int size)
-{
- while (size--)
- *data++ = memreadreg(cs->hw.diva.cfg_reg, 0x80);
-}
-
-static void
-MemWriteISACfifo_IPAC(struct IsdnCardState *cs, u_char *data, int size)
-{
- while (size--)
- memwritereg(cs->hw.diva.cfg_reg, 0x80, *data++);
-}
-
-static u_char
-MemReadHSCX(struct IsdnCardState *cs, int hscx, u_char offset)
-{
- return (memreadreg(cs->hw.diva.cfg_reg, offset + (hscx ? 0x40 : 0)));
-}
-
-static void
-MemWriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
-{
- memwritereg(cs->hw.diva.cfg_reg, offset + (hscx ? 0x40 : 0), value);
-}
-
-/* IO-Functions for IPACX type cards */
-static u_char
-MemReadISAC_IPACX(struct IsdnCardState *cs, u_char offset)
-{
- return (memreadreg(cs->hw.diva.cfg_reg, offset));
-}
-
-static void
-MemWriteISAC_IPACX(struct IsdnCardState *cs, u_char offset, u_char value)
-{
- memwritereg(cs->hw.diva.cfg_reg, offset, value);
-}
-
-static void
-MemReadISACfifo_IPACX(struct IsdnCardState *cs, u_char *data, int size)
-{
- while (size--)
- *data++ = memreadreg(cs->hw.diva.cfg_reg, 0);
-}
-
-static void
-MemWriteISACfifo_IPACX(struct IsdnCardState *cs, u_char *data, int size)
-{
- while (size--)
- memwritereg(cs->hw.diva.cfg_reg, 0, *data++);
-}
-
-static u_char
-MemReadHSCX_IPACX(struct IsdnCardState *cs, int hscx, u_char offset)
-{
- return (memreadreg(cs->hw.diva.cfg_reg, offset +
- (hscx ? IPACX_OFF_B2 : IPACX_OFF_B1)));
-}
-
-static void
-MemWriteHSCX_IPACX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
-{
- memwritereg(cs->hw.diva.cfg_reg, offset +
- (hscx ? IPACX_OFF_B2 : IPACX_OFF_B1), value);
-}
-
-/*
- * fast interrupt HSCX stuff goes here
- */
-
-#define READHSCX(cs, nr, reg) readreg(cs->hw.diva.hscx_adr, \
- cs->hw.diva.hscx, reg + (nr ? 0x40 : 0))
-#define WRITEHSCX(cs, nr, reg, data) writereg(cs->hw.diva.hscx_adr, \
- cs->hw.diva.hscx, reg + (nr ? 0x40 : 0), data)
-
-#define READHSCXFIFO(cs, nr, ptr, cnt) readfifo(cs->hw.diva.hscx_adr, \
- cs->hw.diva.hscx, (nr ? 0x40 : 0), ptr, cnt)
-
-#define WRITEHSCXFIFO(cs, nr, ptr, cnt) writefifo(cs->hw.diva.hscx_adr, \
- cs->hw.diva.hscx, (nr ? 0x40 : 0), ptr, cnt)
-
-#include "hscx_irq.c"
-
-static irqreturn_t
-diva_interrupt(int intno, void *dev_id)
-{
- struct IsdnCardState *cs = dev_id;
- u_char val, sval;
- u_long flags;
- int cnt = 5;
-
- spin_lock_irqsave(&cs->lock, flags);
- while (((sval = bytein(cs->hw.diva.ctrl)) & DIVA_IRQ_REQ) && cnt) {
- val = readreg(cs->hw.diva.hscx_adr, cs->hw.diva.hscx, HSCX_ISTA + 0x40);
- if (val)
- hscx_int_main(cs, val);
- val = readreg(cs->hw.diva.isac_adr, cs->hw.diva.isac, ISAC_ISTA);
- if (val)
- isac_interrupt(cs, val);
- cnt--;
- }
- if (!cnt)
- printk(KERN_WARNING "Diva: IRQ LOOP\n");
- writereg(cs->hw.diva.hscx_adr, cs->hw.diva.hscx, HSCX_MASK, 0xFF);
- writereg(cs->hw.diva.hscx_adr, cs->hw.diva.hscx, HSCX_MASK + 0x40, 0xFF);
- writereg(cs->hw.diva.isac_adr, cs->hw.diva.isac, ISAC_MASK, 0xFF);
- writereg(cs->hw.diva.isac_adr, cs->hw.diva.isac, ISAC_MASK, 0x0);
- writereg(cs->hw.diva.hscx_adr, cs->hw.diva.hscx, HSCX_MASK, 0x0);
- writereg(cs->hw.diva.hscx_adr, cs->hw.diva.hscx, HSCX_MASK + 0x40, 0x0);
- spin_unlock_irqrestore(&cs->lock, flags);
- return IRQ_HANDLED;
-}
-
-static irqreturn_t
-diva_irq_ipac_isa(int intno, void *dev_id)
-{
- struct IsdnCardState *cs = dev_id;
- u_char ista, val;
- u_long flags;
- int icnt = 5;
-
- spin_lock_irqsave(&cs->lock, flags);
- ista = readreg(cs->hw.diva.isac_adr, cs->hw.diva.isac, IPAC_ISTA);
-Start_IPACISA:
- if (cs->debug & L1_DEB_IPAC)
- debugl1(cs, "IPAC ISTA %02X", ista);
- if (ista & 0x0f) {
- val = readreg(cs->hw.diva.isac_adr, cs->hw.diva.isac, HSCX_ISTA + 0x40);
- if (ista & 0x01)
- val |= 0x01;
- if (ista & 0x04)
- val |= 0x02;
- if (ista & 0x08)
- val |= 0x04;
- if (val)
- hscx_int_main(cs, val);
- }
- if (ista & 0x20) {
- val = 0xfe & readreg(cs->hw.diva.isac_adr, cs->hw.diva.isac, ISAC_ISTA + 0x80);
- if (val) {
- isac_interrupt(cs, val);
- }
- }
- if (ista & 0x10) {
- val = 0x01;
- isac_interrupt(cs, val);
- }
- ista = readreg(cs->hw.diva.isac_adr, cs->hw.diva.isac, IPAC_ISTA);
- if ((ista & 0x3f) && icnt) {
- icnt--;
- goto Start_IPACISA;
- }
- if (!icnt)
- printk(KERN_WARNING "DIVA IPAC IRQ LOOP\n");
- writereg(cs->hw.diva.isac_adr, cs->hw.diva.isac, IPAC_MASK, 0xFF);
- writereg(cs->hw.diva.isac_adr, cs->hw.diva.isac, IPAC_MASK, 0xC0);
- spin_unlock_irqrestore(&cs->lock, flags);
- return IRQ_HANDLED;
-}
-
-static inline void
-MemwaitforCEC(struct IsdnCardState *cs, int hscx)
-{
- int to = 50;
-
- while ((MemReadHSCX(cs, hscx, HSCX_STAR) & 0x04) && to) {
- udelay(1);
- to--;
- }
- if (!to)
- printk(KERN_WARNING "HiSax: waitforCEC timeout\n");
-}
-
-
-static inline void
-MemwaitforXFW(struct IsdnCardState *cs, int hscx)
-{
- int to = 50;
-
- while (((MemReadHSCX(cs, hscx, HSCX_STAR) & 0x44) != 0x40) && to) {
- udelay(1);
- to--;
- }
- if (!to)
- printk(KERN_WARNING "HiSax: waitforXFW timeout\n");
-}
-
-static inline void
-MemWriteHSCXCMDR(struct IsdnCardState *cs, int hscx, u_char data)
-{
- MemwaitforCEC(cs, hscx);
- MemWriteHSCX(cs, hscx, HSCX_CMDR, data);
-}
-
-static void
-Memhscx_empty_fifo(struct BCState *bcs, int count)
-{
- u_char *ptr;
- struct IsdnCardState *cs = bcs->cs;
- int cnt;
-
- if ((cs->debug & L1_DEB_HSCX) && !(cs->debug & L1_DEB_HSCX_FIFO))
- debugl1(cs, "hscx_empty_fifo");
-
- if (bcs->hw.hscx.rcvidx + count > HSCX_BUFMAX) {
- if (cs->debug & L1_DEB_WARN)
- debugl1(cs, "hscx_empty_fifo: incoming packet too large");
- MemWriteHSCXCMDR(cs, bcs->hw.hscx.hscx, 0x80);
- bcs->hw.hscx.rcvidx = 0;
- return;
- }
- ptr = bcs->hw.hscx.rcvbuf + bcs->hw.hscx.rcvidx;
- cnt = count;
- while (cnt--)
- *ptr++ = memreadreg(cs->hw.diva.cfg_reg, bcs->hw.hscx.hscx ? 0x40 : 0);
- MemWriteHSCXCMDR(cs, bcs->hw.hscx.hscx, 0x80);
- ptr = bcs->hw.hscx.rcvbuf + bcs->hw.hscx.rcvidx;
- bcs->hw.hscx.rcvidx += count;
- if (cs->debug & L1_DEB_HSCX_FIFO) {
- char *t = bcs->blog;
-
- t += sprintf(t, "hscx_empty_fifo %c cnt %d",
- bcs->hw.hscx.hscx ? 'B' : 'A', count);
- QuickHex(t, ptr, count);
- debugl1(cs, "%s", bcs->blog);
- }
-}
-
-static void
-Memhscx_fill_fifo(struct BCState *bcs)
-{
- struct IsdnCardState *cs = bcs->cs;
- int more, count, cnt;
- int fifo_size = test_bit(HW_IPAC, &cs->HW_Flags) ? 64 : 32;
- u_char *ptr, *p;
-
- if ((cs->debug & L1_DEB_HSCX) && !(cs->debug & L1_DEB_HSCX_FIFO))
- debugl1(cs, "hscx_fill_fifo");
-
- if (!bcs->tx_skb)
- return;
- if (bcs->tx_skb->len <= 0)
- return;
-
- more = (bcs->mode == L1_MODE_TRANS) ? 1 : 0;
- if (bcs->tx_skb->len > fifo_size) {
- more = !0;
- count = fifo_size;
- } else
- count = bcs->tx_skb->len;
- cnt = count;
- MemwaitforXFW(cs, bcs->hw.hscx.hscx);
- p = ptr = bcs->tx_skb->data;
- skb_pull(bcs->tx_skb, count);
- bcs->tx_cnt -= count;
- bcs->hw.hscx.count += count;
- while (cnt--)
- memwritereg(cs->hw.diva.cfg_reg, bcs->hw.hscx.hscx ? 0x40 : 0,
- *p++);
- MemWriteHSCXCMDR(cs, bcs->hw.hscx.hscx, more ? 0x8 : 0xa);
- if (cs->debug & L1_DEB_HSCX_FIFO) {
- char *t = bcs->blog;
-
- t += sprintf(t, "hscx_fill_fifo %c cnt %d",
- bcs->hw.hscx.hscx ? 'B' : 'A', count);
- QuickHex(t, ptr, count);
- debugl1(cs, "%s", bcs->blog);
- }
-}
-
-static void
-Memhscx_interrupt(struct IsdnCardState *cs, u_char val, u_char hscx)
-{
- u_char r;
- struct BCState *bcs = cs->bcs + hscx;
- struct sk_buff *skb;
- int fifo_size = test_bit(HW_IPAC, &cs->HW_Flags) ? 64 : 32;
- int count;
-
- if (!test_bit(BC_FLG_INIT, &bcs->Flag))
- return;
-
- if (val & 0x80) { /* RME */
- r = MemReadHSCX(cs, hscx, HSCX_RSTA);
- if ((r & 0xf0) != 0xa0) {
- if (!(r & 0x80))
- if (cs->debug & L1_DEB_WARN)
- debugl1(cs, "HSCX invalid frame");
- if ((r & 0x40) && bcs->mode)
- if (cs->debug & L1_DEB_WARN)
- debugl1(cs, "HSCX RDO mode=%d",
- bcs->mode);
- if (!(r & 0x20))
- if (cs->debug & L1_DEB_WARN)
- debugl1(cs, "HSCX CRC error");
- MemWriteHSCXCMDR(cs, hscx, 0x80);
- } else {
- count = MemReadHSCX(cs, hscx, HSCX_RBCL) & (
- test_bit(HW_IPAC, &cs->HW_Flags) ? 0x3f : 0x1f);
- if (count == 0)
- count = fifo_size;
- Memhscx_empty_fifo(bcs, count);
- if ((count = bcs->hw.hscx.rcvidx - 1) > 0) {
- if (cs->debug & L1_DEB_HSCX_FIFO)
- debugl1(cs, "HX Frame %d", count);
- if (!(skb = dev_alloc_skb(count)))
- printk(KERN_WARNING "HSCX: receive out of memory\n");
- else {
- skb_put_data(skb, bcs->hw.hscx.rcvbuf,
- count);
- skb_queue_tail(&bcs->rqueue, skb);
- }
- }
- }
- bcs->hw.hscx.rcvidx = 0;
- schedule_event(bcs, B_RCVBUFREADY);
- }
- if (val & 0x40) { /* RPF */
- Memhscx_empty_fifo(bcs, fifo_size);
- if (bcs->mode == L1_MODE_TRANS) {
- /* receive audio data */
- if (!(skb = dev_alloc_skb(fifo_size)))
- printk(KERN_WARNING "HiSax: receive out of memory\n");
- else {
- skb_put_data(skb, bcs->hw.hscx.rcvbuf,
- fifo_size);
- skb_queue_tail(&bcs->rqueue, skb);
- }
- bcs->hw.hscx.rcvidx = 0;
- schedule_event(bcs, B_RCVBUFREADY);
- }
- }
- if (val & 0x10) { /* XPR */
- if (bcs->tx_skb) {
- if (bcs->tx_skb->len) {
- Memhscx_fill_fifo(bcs);
- return;
- } else {
- if (test_bit(FLG_LLI_L1WAKEUP, &bcs->st->lli.flag) &&
- (PACKET_NOACK != bcs->tx_skb->pkt_type)) {
- u_long flags;
- spin_lock_irqsave(&bcs->aclock, flags);
- bcs->ackcnt += bcs->hw.hscx.count;
- spin_unlock_irqrestore(&bcs->aclock, flags);
- schedule_event(bcs, B_ACKPENDING);
- }
- dev_kfree_skb_irq(bcs->tx_skb);
- bcs->hw.hscx.count = 0;
- bcs->tx_skb = NULL;
- }
- }
- if ((bcs->tx_skb = skb_dequeue(&bcs->squeue))) {
- bcs->hw.hscx.count = 0;
- test_and_set_bit(BC_FLG_BUSY, &bcs->Flag);
- Memhscx_fill_fifo(bcs);
- } else {
- test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
- schedule_event(bcs, B_XMTBUFREADY);
- }
- }
-}
-
-static inline void
-Memhscx_int_main(struct IsdnCardState *cs, u_char val)
-{
-
- u_char exval;
- struct BCState *bcs;
-
- if (val & 0x01) { // EXB
- bcs = cs->bcs + 1;
- exval = MemReadHSCX(cs, 1, HSCX_EXIR);
- if (exval & 0x40) {
- if (bcs->mode == 1)
- Memhscx_fill_fifo(bcs);
- else {
- /* Here we lost an TX interrupt, so
- * restart transmitting the whole frame.
- */
- if (bcs->tx_skb) {
- skb_push(bcs->tx_skb, bcs->hw.hscx.count);
- bcs->tx_cnt += bcs->hw.hscx.count;
- bcs->hw.hscx.count = 0;
- }
- MemWriteHSCXCMDR(cs, bcs->hw.hscx.hscx, 0x01);
- if (cs->debug & L1_DEB_WARN)
- debugl1(cs, "HSCX B EXIR %x Lost TX", exval);
- }
- } else if (cs->debug & L1_DEB_HSCX)
- debugl1(cs, "HSCX B EXIR %x", exval);
- }
- if (val & 0xf8) {
- if (cs->debug & L1_DEB_HSCX)
- debugl1(cs, "HSCX B interrupt %x", val);
- Memhscx_interrupt(cs, val, 1);
- }
- if (val & 0x02) { // EXA
- bcs = cs->bcs;
- exval = MemReadHSCX(cs, 0, HSCX_EXIR);
- if (exval & 0x40) {
- if (bcs->mode == L1_MODE_TRANS)
- Memhscx_fill_fifo(bcs);
- else {
- /* Here we lost an TX interrupt, so
- * restart transmitting the whole frame.
- */
- if (bcs->tx_skb) {
- skb_push(bcs->tx_skb, bcs->hw.hscx.count);
- bcs->tx_cnt += bcs->hw.hscx.count;
- bcs->hw.hscx.count = 0;
- }
- MemWriteHSCXCMDR(cs, bcs->hw.hscx.hscx, 0x01);
- if (cs->debug & L1_DEB_WARN)
- debugl1(cs, "HSCX A EXIR %x Lost TX", exval);
- }
- } else if (cs->debug & L1_DEB_HSCX)
- debugl1(cs, "HSCX A EXIR %x", exval);
- }
- if (val & 0x04) { // ICA
- exval = MemReadHSCX(cs, 0, HSCX_ISTA);
- if (cs->debug & L1_DEB_HSCX)
- debugl1(cs, "HSCX A interrupt %x", exval);
- Memhscx_interrupt(cs, exval, 0);
- }
-}
-
-static irqreturn_t
-diva_irq_ipac_pci(int intno, void *dev_id)
-{
- struct IsdnCardState *cs = dev_id;
- u_char ista, val;
- int icnt = 5;
- u_char *cfg;
- u_long flags;
-
- spin_lock_irqsave(&cs->lock, flags);
- cfg = (u_char *) cs->hw.diva.pci_cfg;
- val = *cfg;
- if (!(val & PITA_INT0_STATUS)) {
- spin_unlock_irqrestore(&cs->lock, flags);
- return IRQ_NONE; /* other shared IRQ */
- }
- *cfg = PITA_INT0_STATUS; /* Reset pending INT0 */
- ista = memreadreg(cs->hw.diva.cfg_reg, IPAC_ISTA);
-Start_IPACPCI:
- if (cs->debug & L1_DEB_IPAC)
- debugl1(cs, "IPAC ISTA %02X", ista);
- if (ista & 0x0f) {
- val = memreadreg(cs->hw.diva.cfg_reg, HSCX_ISTA + 0x40);
- if (ista & 0x01)
- val |= 0x01;
- if (ista & 0x04)
- val |= 0x02;
- if (ista & 0x08)
- val |= 0x04;
- if (val)
- Memhscx_int_main(cs, val);
- }
- if (ista & 0x20) {
- val = 0xfe & memreadreg(cs->hw.diva.cfg_reg, ISAC_ISTA + 0x80);
- if (val) {
- isac_interrupt(cs, val);
- }
- }
- if (ista & 0x10) {
- val = 0x01;
- isac_interrupt(cs, val);
- }
- ista = memreadreg(cs->hw.diva.cfg_reg, IPAC_ISTA);
- if ((ista & 0x3f) && icnt) {
- icnt--;
- goto Start_IPACPCI;
- }
- if (!icnt)
- printk(KERN_WARNING "DIVA IPAC PCI IRQ LOOP\n");
- memwritereg(cs->hw.diva.cfg_reg, IPAC_MASK, 0xFF);
- memwritereg(cs->hw.diva.cfg_reg, IPAC_MASK, 0xC0);
- spin_unlock_irqrestore(&cs->lock, flags);
- return IRQ_HANDLED;
-}
-
-static irqreturn_t
-diva_irq_ipacx_pci(int intno, void *dev_id)
-{
- struct IsdnCardState *cs = dev_id;
- u_char val;
- u_char *cfg;
- u_long flags;
-
- spin_lock_irqsave(&cs->lock, flags);
- cfg = (u_char *) cs->hw.diva.pci_cfg;
- val = *cfg;
- if (!(val & PITA_INT0_STATUS)) {
- spin_unlock_irqrestore(&cs->lock, flags);
- return IRQ_NONE; // other shared IRQ
- }
- interrupt_ipacx(cs); // handler for chip
- *cfg = PITA_INT0_STATUS; // Reset PLX interrupt
- spin_unlock_irqrestore(&cs->lock, flags);
- return IRQ_HANDLED;
-}
-
-static void
-release_io_diva(struct IsdnCardState *cs)
-{
- int bytecnt;
-
- if ((cs->subtyp == DIVA_IPAC_PCI) ||
- (cs->subtyp == DIVA_IPACX_PCI)) {
- u_int *cfg = (unsigned int *)cs->hw.diva.pci_cfg;
-
- *cfg = 0; /* disable INT0/1 */
- *cfg = 2; /* reset pending INT0 */
- if (cs->hw.diva.cfg_reg)
- iounmap((void *)cs->hw.diva.cfg_reg);
- if (cs->hw.diva.pci_cfg)
- iounmap((void *)cs->hw.diva.pci_cfg);
- return;
- } else if (cs->subtyp != DIVA_IPAC_ISA) {
- del_timer(&cs->hw.diva.tl);
- if (cs->hw.diva.cfg_reg)
- byteout(cs->hw.diva.ctrl, 0); /* LED off, Reset */
- }
- if ((cs->subtyp == DIVA_ISA) || (cs->subtyp == DIVA_IPAC_ISA))
- bytecnt = 8;
- else
- bytecnt = 32;
- if (cs->hw.diva.cfg_reg) {
- release_region(cs->hw.diva.cfg_reg, bytecnt);
- }
-}
-
-static void
-iounmap_diva(struct IsdnCardState *cs)
-{
- if ((cs->subtyp == DIVA_IPAC_PCI) || (cs->subtyp == DIVA_IPACX_PCI)) {
- if (cs->hw.diva.cfg_reg) {
- iounmap((void *)cs->hw.diva.cfg_reg);
- cs->hw.diva.cfg_reg = 0;
- }
- if (cs->hw.diva.pci_cfg) {
- iounmap((void *)cs->hw.diva.pci_cfg);
- cs->hw.diva.pci_cfg = 0;
- }
- }
-
- return;
-}
-
-static void
-reset_diva(struct IsdnCardState *cs)
-{
- if (cs->subtyp == DIVA_IPAC_ISA) {
- writereg(cs->hw.diva.isac_adr, cs->hw.diva.isac, IPAC_POTA2, 0x20);
- mdelay(10);
- writereg(cs->hw.diva.isac_adr, cs->hw.diva.isac, IPAC_POTA2, 0x00);
- mdelay(10);
- writereg(cs->hw.diva.isac_adr, cs->hw.diva.isac, IPAC_MASK, 0xc0);
- } else if (cs->subtyp == DIVA_IPAC_PCI) {
- unsigned int *ireg = (unsigned int *)(cs->hw.diva.pci_cfg +
- PITA_MISC_REG);
- *ireg = PITA_PARA_SOFTRESET | PITA_PARA_MPX_MODE;
- mdelay(10);
- *ireg = PITA_PARA_MPX_MODE;
- mdelay(10);
- memwritereg(cs->hw.diva.cfg_reg, IPAC_MASK, 0xc0);
- } else if (cs->subtyp == DIVA_IPACX_PCI) {
- unsigned int *ireg = (unsigned int *)(cs->hw.diva.pci_cfg +
- PITA_MISC_REG);
- *ireg = PITA_PARA_SOFTRESET | PITA_PARA_MPX_MODE;
- mdelay(10);
- *ireg = PITA_PARA_MPX_MODE | PITA_SER_SOFTRESET;
- mdelay(10);
- MemWriteISAC_IPACX(cs, IPACX_MASK, 0xff); // Interrupts off
- } else { /* DIVA 2.0 */
- cs->hw.diva.ctrl_reg = 0; /* Reset On */
- byteout(cs->hw.diva.ctrl, cs->hw.diva.ctrl_reg);
- mdelay(10);
- cs->hw.diva.ctrl_reg |= DIVA_RESET; /* Reset Off */
- byteout(cs->hw.diva.ctrl, cs->hw.diva.ctrl_reg);
- mdelay(10);
- if (cs->subtyp == DIVA_ISA)
- cs->hw.diva.ctrl_reg |= DIVA_ISA_LED_A;
- else {
- /* Workaround PCI9060 */
- byteout(cs->hw.diva.pci_cfg + 0x69, 9);
- cs->hw.diva.ctrl_reg |= DIVA_PCI_LED_A;
- }
- byteout(cs->hw.diva.ctrl, cs->hw.diva.ctrl_reg);
- }
-}
-
-#define DIVA_ASSIGN 1
-
-static void
-diva_led_handler(struct timer_list *t)
-{
- struct IsdnCardState *cs = from_timer(cs, t, hw.diva.tl);
- int blink = 0;
-
- if ((cs->subtyp == DIVA_IPAC_ISA) ||
- (cs->subtyp == DIVA_IPAC_PCI) ||
- (cs->subtyp == DIVA_IPACX_PCI))
- return;
- del_timer(&cs->hw.diva.tl);
- if (cs->hw.diva.status & DIVA_ASSIGN)
- cs->hw.diva.ctrl_reg |= (DIVA_ISA == cs->subtyp) ?
- DIVA_ISA_LED_A : DIVA_PCI_LED_A;
- else {
- cs->hw.diva.ctrl_reg ^= (DIVA_ISA == cs->subtyp) ?
- DIVA_ISA_LED_A : DIVA_PCI_LED_A;
- blink = 250;
- }
- if (cs->hw.diva.status & 0xf000)
- cs->hw.diva.ctrl_reg |= (DIVA_ISA == cs->subtyp) ?
- DIVA_ISA_LED_B : DIVA_PCI_LED_B;
- else if (cs->hw.diva.status & 0x0f00) {
- cs->hw.diva.ctrl_reg ^= (DIVA_ISA == cs->subtyp) ?
- DIVA_ISA_LED_B : DIVA_PCI_LED_B;
- blink = 500;
- } else
- cs->hw.diva.ctrl_reg &= ~((DIVA_ISA == cs->subtyp) ?
- DIVA_ISA_LED_B : DIVA_PCI_LED_B);
-
- byteout(cs->hw.diva.ctrl, cs->hw.diva.ctrl_reg);
- if (blink) {
- cs->hw.diva.tl.expires = jiffies + ((blink * HZ) / 1000);
- add_timer(&cs->hw.diva.tl);
- }
-}
-
-static int
-Diva_card_msg(struct IsdnCardState *cs, int mt, void *arg)
-{
- u_int *ireg;
- u_long flags;
-
- switch (mt) {
- case CARD_RESET:
- spin_lock_irqsave(&cs->lock, flags);
- reset_diva(cs);
- spin_unlock_irqrestore(&cs->lock, flags);
- return (0);
- case CARD_RELEASE:
- release_io_diva(cs);
- return (0);
- case CARD_INIT:
- spin_lock_irqsave(&cs->lock, flags);
- reset_diva(cs);
- if (cs->subtyp == DIVA_IPACX_PCI) {
- ireg = (unsigned int *)cs->hw.diva.pci_cfg;
- *ireg = PITA_INT0_ENABLE;
- init_ipacx(cs, 3); // init chip and enable interrupts
- spin_unlock_irqrestore(&cs->lock, flags);
- return (0);
- }
- if (cs->subtyp == DIVA_IPAC_PCI) {
- ireg = (unsigned int *)cs->hw.diva.pci_cfg;
- *ireg = PITA_INT0_ENABLE;
- }
- inithscxisac(cs, 3);
- spin_unlock_irqrestore(&cs->lock, flags);
- return (0);
- case CARD_TEST:
- return (0);
- case (MDL_REMOVE | REQUEST):
- cs->hw.diva.status = 0;
- break;
- case (MDL_ASSIGN | REQUEST):
- cs->hw.diva.status |= DIVA_ASSIGN;
- break;
- case MDL_INFO_SETUP:
- if ((long)arg)
- cs->hw.diva.status |= 0x0200;
- else
- cs->hw.diva.status |= 0x0100;
- break;
- case MDL_INFO_CONN:
- if ((long)arg)
- cs->hw.diva.status |= 0x2000;
- else
- cs->hw.diva.status |= 0x1000;
- break;
- case MDL_INFO_REL:
- if ((long)arg) {
- cs->hw.diva.status &= ~0x2000;
- cs->hw.diva.status &= ~0x0200;
- } else {
- cs->hw.diva.status &= ~0x1000;
- cs->hw.diva.status &= ~0x0100;
- }
- break;
- }
- if ((cs->subtyp != DIVA_IPAC_ISA) &&
- (cs->subtyp != DIVA_IPAC_PCI) &&
- (cs->subtyp != DIVA_IPACX_PCI)) {
- spin_lock_irqsave(&cs->lock, flags);
- diva_led_handler(&cs->hw.diva.tl);
- spin_unlock_irqrestore(&cs->lock, flags);
- }
- return (0);
-}
-
-static int setup_diva_common(struct IsdnCardState *cs)
-{
- int bytecnt;
- u_char val;
-
- if ((cs->subtyp == DIVA_ISA) || (cs->subtyp == DIVA_IPAC_ISA))
- bytecnt = 8;
- else
- bytecnt = 32;
-
- printk(KERN_INFO
- "Diva: %s card configured at %#lx IRQ %d\n",
- (cs->subtyp == DIVA_PCI) ? "PCI" :
- (cs->subtyp == DIVA_ISA) ? "ISA" :
- (cs->subtyp == DIVA_IPAC_ISA) ? "IPAC ISA" :
- (cs->subtyp == DIVA_IPAC_PCI) ? "IPAC PCI" : "IPACX PCI",
- cs->hw.diva.cfg_reg, cs->irq);
- if ((cs->subtyp == DIVA_IPAC_PCI) ||
- (cs->subtyp == DIVA_IPACX_PCI) ||
- (cs->subtyp == DIVA_PCI))
- printk(KERN_INFO "Diva: %s space at %#lx\n",
- (cs->subtyp == DIVA_PCI) ? "PCI" :
- (cs->subtyp == DIVA_IPAC_PCI) ? "IPAC PCI" : "IPACX PCI",
- cs->hw.diva.pci_cfg);
- if ((cs->subtyp != DIVA_IPAC_PCI) &&
- (cs->subtyp != DIVA_IPACX_PCI)) {
- if (!request_region(cs->hw.diva.cfg_reg, bytecnt, "diva isdn")) {
- printk(KERN_WARNING
- "HiSax: %s config port %lx-%lx already in use\n",
- "diva",
- cs->hw.diva.cfg_reg,
- cs->hw.diva.cfg_reg + bytecnt);
- iounmap_diva(cs);
- return (0);
- }
- }
- cs->BC_Read_Reg = &ReadHSCX;
- cs->BC_Write_Reg = &WriteHSCX;
- cs->BC_Send_Data = &hscx_fill_fifo;
- cs->cardmsg = &Diva_card_msg;
- setup_isac(cs);
- if (cs->subtyp == DIVA_IPAC_ISA) {
- cs->readisac = &ReadISAC_IPAC;
- cs->writeisac = &WriteISAC_IPAC;
- cs->readisacfifo = &ReadISACfifo_IPAC;
- cs->writeisacfifo = &WriteISACfifo_IPAC;
- cs->irq_func = &diva_irq_ipac_isa;
- val = readreg(cs->hw.diva.isac_adr, cs->hw.diva.isac, IPAC_ID);
- printk(KERN_INFO "Diva: IPAC version %x\n", val);
- } else if (cs->subtyp == DIVA_IPAC_PCI) {
- cs->readisac = &MemReadISAC_IPAC;
- cs->writeisac = &MemWriteISAC_IPAC;
- cs->readisacfifo = &MemReadISACfifo_IPAC;
- cs->writeisacfifo = &MemWriteISACfifo_IPAC;
- cs->BC_Read_Reg = &MemReadHSCX;
- cs->BC_Write_Reg = &MemWriteHSCX;
- cs->BC_Send_Data = &Memhscx_fill_fifo;
- cs->irq_func = &diva_irq_ipac_pci;
- val = memreadreg(cs->hw.diva.cfg_reg, IPAC_ID);
- printk(KERN_INFO "Diva: IPAC version %x\n", val);
- } else if (cs->subtyp == DIVA_IPACX_PCI) {
- cs->readisac = &MemReadISAC_IPACX;
- cs->writeisac = &MemWriteISAC_IPACX;
- cs->readisacfifo = &MemReadISACfifo_IPACX;
- cs->writeisacfifo = &MemWriteISACfifo_IPACX;
- cs->BC_Read_Reg = &MemReadHSCX_IPACX;
- cs->BC_Write_Reg = &MemWriteHSCX_IPACX;
- cs->BC_Send_Data = NULL; // function located in ipacx module
- cs->irq_func = &diva_irq_ipacx_pci;
- printk(KERN_INFO "Diva: IPACX Design Id: %x\n",
- MemReadISAC_IPACX(cs, IPACX_ID) & 0x3F);
- } else { /* DIVA 2.0 */
- timer_setup(&cs->hw.diva.tl, diva_led_handler, 0);
- cs->readisac = &ReadISAC;
- cs->writeisac = &WriteISAC;
- cs->readisacfifo = &ReadISACfifo;
- cs->writeisacfifo = &WriteISACfifo;
- cs->irq_func = &diva_interrupt;
- ISACVersion(cs, "Diva:");
- if (HscxVersion(cs, "Diva:")) {
- printk(KERN_WARNING
- "Diva: wrong HSCX versions check IO address\n");
- release_io_diva(cs);
- return (0);
- }
- }
- return (1);
-}
-
-#ifdef CONFIG_ISA
-
-static int setup_diva_isa(struct IsdnCard *card)
-{
- struct IsdnCardState *cs = card->cs;
- u_char val;
-
- if (!card->para[1])
- return (-1); /* card not found; continue search */
-
- cs->hw.diva.ctrl_reg = 0;
- cs->hw.diva.cfg_reg = card->para[1];
- val = readreg(cs->hw.diva.cfg_reg + DIVA_IPAC_ADR,
- cs->hw.diva.cfg_reg + DIVA_IPAC_DATA, IPAC_ID);
- printk(KERN_INFO "Diva: IPAC version %x\n", val);
- if ((val == 1) || (val == 2)) {
- cs->subtyp = DIVA_IPAC_ISA;
- cs->hw.diva.ctrl = 0;
- cs->hw.diva.isac = card->para[1] + DIVA_IPAC_DATA;
- cs->hw.diva.hscx = card->para[1] + DIVA_IPAC_DATA;
- cs->hw.diva.isac_adr = card->para[1] + DIVA_IPAC_ADR;
- cs->hw.diva.hscx_adr = card->para[1] + DIVA_IPAC_ADR;
- test_and_set_bit(HW_IPAC, &cs->HW_Flags);
- } else {
- cs->subtyp = DIVA_ISA;
- cs->hw.diva.ctrl = card->para[1] + DIVA_ISA_CTRL;
- cs->hw.diva.isac = card->para[1] + DIVA_ISA_ISAC_DATA;
- cs->hw.diva.hscx = card->para[1] + DIVA_HSCX_DATA;
- cs->hw.diva.isac_adr = card->para[1] + DIVA_ISA_ISAC_ADR;
- cs->hw.diva.hscx_adr = card->para[1] + DIVA_HSCX_ADR;
- }
- cs->irq = card->para[0];
-
- return (1); /* card found */
-}
-
-#else /* if !CONFIG_ISA */
-
-static int setup_diva_isa(struct IsdnCard *card)
-{
- return (-1); /* card not found; continue search */
-}
-
-#endif /* CONFIG_ISA */
-
-#ifdef __ISAPNP__
-static struct isapnp_device_id diva_ids[] = {
- { ISAPNP_VENDOR('G', 'D', 'I'), ISAPNP_FUNCTION(0x51),
- ISAPNP_VENDOR('G', 'D', 'I'), ISAPNP_FUNCTION(0x51),
- (unsigned long) "Diva picola" },
- { ISAPNP_VENDOR('G', 'D', 'I'), ISAPNP_FUNCTION(0x51),
- ISAPNP_VENDOR('E', 'I', 'C'), ISAPNP_FUNCTION(0x51),
- (unsigned long) "Diva picola" },
- { ISAPNP_VENDOR('G', 'D', 'I'), ISAPNP_FUNCTION(0x71),
- ISAPNP_VENDOR('G', 'D', 'I'), ISAPNP_FUNCTION(0x71),
- (unsigned long) "Diva 2.0" },
- { ISAPNP_VENDOR('G', 'D', 'I'), ISAPNP_FUNCTION(0x71),
- ISAPNP_VENDOR('E', 'I', 'C'), ISAPNP_FUNCTION(0x71),
- (unsigned long) "Diva 2.0" },
- { ISAPNP_VENDOR('G', 'D', 'I'), ISAPNP_FUNCTION(0xA1),
- ISAPNP_VENDOR('G', 'D', 'I'), ISAPNP_FUNCTION(0xA1),
- (unsigned long) "Diva 2.01" },
- { ISAPNP_VENDOR('G', 'D', 'I'), ISAPNP_FUNCTION(0xA1),
- ISAPNP_VENDOR('E', 'I', 'C'), ISAPNP_FUNCTION(0xA1),
- (unsigned long) "Diva 2.01" },
- { 0, }
-};
-
-static struct isapnp_device_id *ipid = &diva_ids[0];
-static struct pnp_card *pnp_c = NULL;
-
-static int setup_diva_isapnp(struct IsdnCard *card)
-{
- struct IsdnCardState *cs = card->cs;
- struct pnp_dev *pnp_d;
-
- if (!isapnp_present())
- return (-1); /* card not found; continue search */
-
- while (ipid->card_vendor) {
- if ((pnp_c = pnp_find_card(ipid->card_vendor,
- ipid->card_device, pnp_c))) {
- pnp_d = NULL;
- if ((pnp_d = pnp_find_dev(pnp_c,
- ipid->vendor, ipid->function, pnp_d))) {
- int err;
-
- printk(KERN_INFO "HiSax: %s detected\n",
- (char *)ipid->driver_data);
- pnp_disable_dev(pnp_d);
- err = pnp_activate_dev(pnp_d);
- if (err < 0) {
- printk(KERN_WARNING "%s: pnp_activate_dev ret(%d)\n",
- __func__, err);
- return (0);
- }
- card->para[1] = pnp_port_start(pnp_d, 0);
- card->para[0] = pnp_irq(pnp_d, 0);
- if (card->para[0] == -1 || !card->para[1]) {
- printk(KERN_ERR "Diva PnP:some resources are missing %ld/%lx\n",
- card->para[0], card->para[1]);
- pnp_disable_dev(pnp_d);
- return (0);
- }
- cs->hw.diva.cfg_reg = card->para[1];
- cs->irq = card->para[0];
- if (ipid->function == ISAPNP_FUNCTION(0xA1)) {
- cs->subtyp = DIVA_IPAC_ISA;
- cs->hw.diva.ctrl = 0;
- cs->hw.diva.isac =
- card->para[1] + DIVA_IPAC_DATA;
- cs->hw.diva.hscx =
- card->para[1] + DIVA_IPAC_DATA;
- cs->hw.diva.isac_adr =
- card->para[1] + DIVA_IPAC_ADR;
- cs->hw.diva.hscx_adr =
- card->para[1] + DIVA_IPAC_ADR;
- test_and_set_bit(HW_IPAC, &cs->HW_Flags);
- } else {
- cs->subtyp = DIVA_ISA;
- cs->hw.diva.ctrl =
- card->para[1] + DIVA_ISA_CTRL;
- cs->hw.diva.isac =
- card->para[1] + DIVA_ISA_ISAC_DATA;
- cs->hw.diva.hscx =
- card->para[1] + DIVA_HSCX_DATA;
- cs->hw.diva.isac_adr =
- card->para[1] + DIVA_ISA_ISAC_ADR;
- cs->hw.diva.hscx_adr =
- card->para[1] + DIVA_HSCX_ADR;
- }
- return (1); /* card found */
- } else {
- printk(KERN_ERR "Diva PnP: PnP error card found, no device\n");
- return (0);
- }
- }
- ipid++;
- pnp_c = NULL;
- }
-
- return (-1); /* card not found; continue search */
-}
-
-#else /* if !ISAPNP */
-
-static int setup_diva_isapnp(struct IsdnCard *card)
-{
- return (-1); /* card not found; continue search */
-}
-
-#endif /* ISAPNP */
-
-#ifdef CONFIG_PCI
-static struct pci_dev *dev_diva = NULL;
-static struct pci_dev *dev_diva_u = NULL;
-static struct pci_dev *dev_diva201 = NULL;
-static struct pci_dev *dev_diva202 = NULL;
-
-static int setup_diva_pci(struct IsdnCard *card)
-{
- struct IsdnCardState *cs = card->cs;
-
- cs->subtyp = 0;
- if ((dev_diva = hisax_find_pci_device(PCI_VENDOR_ID_EICON,
- PCI_DEVICE_ID_EICON_DIVA20, dev_diva))) {
- if (pci_enable_device(dev_diva))
- return (0);
- cs->subtyp = DIVA_PCI;
- cs->irq = dev_diva->irq;
- cs->hw.diva.cfg_reg = pci_resource_start(dev_diva, 2);
- } else if ((dev_diva_u = hisax_find_pci_device(PCI_VENDOR_ID_EICON,
- PCI_DEVICE_ID_EICON_DIVA20_U, dev_diva_u))) {
- if (pci_enable_device(dev_diva_u))
- return (0);
- cs->subtyp = DIVA_PCI;
- cs->irq = dev_diva_u->irq;
- cs->hw.diva.cfg_reg = pci_resource_start(dev_diva_u, 2);
- } else if ((dev_diva201 = hisax_find_pci_device(PCI_VENDOR_ID_EICON,
- PCI_DEVICE_ID_EICON_DIVA201, dev_diva201))) {
- if (pci_enable_device(dev_diva201))
- return (0);
- cs->subtyp = DIVA_IPAC_PCI;
- cs->irq = dev_diva201->irq;
- cs->hw.diva.pci_cfg =
- (ulong) ioremap(pci_resource_start(dev_diva201, 0), 4096);
- cs->hw.diva.cfg_reg =
- (ulong) ioremap(pci_resource_start(dev_diva201, 1), 4096);
- } else if ((dev_diva202 = hisax_find_pci_device(PCI_VENDOR_ID_EICON,
- PCI_DEVICE_ID_EICON_DIVA202, dev_diva202))) {
- if (pci_enable_device(dev_diva202))
- return (0);
- cs->subtyp = DIVA_IPACX_PCI;
- cs->irq = dev_diva202->irq;
- cs->hw.diva.pci_cfg =
- (ulong) ioremap(pci_resource_start(dev_diva202, 0), 4096);
- cs->hw.diva.cfg_reg =
- (ulong) ioremap(pci_resource_start(dev_diva202, 1), 4096);
- } else {
- return (-1); /* card not found; continue search */
- }
-
- if (!cs->irq) {
- printk(KERN_WARNING "Diva: No IRQ for PCI card found\n");
- iounmap_diva(cs);
- return (0);
- }
-
- if (!cs->hw.diva.cfg_reg) {
- printk(KERN_WARNING "Diva: No IO-Adr for PCI card found\n");
- iounmap_diva(cs);
- return (0);
- }
- cs->irq_flags |= IRQF_SHARED;
-
- if ((cs->subtyp == DIVA_IPAC_PCI) ||
- (cs->subtyp == DIVA_IPACX_PCI)) {
- cs->hw.diva.ctrl = 0;
- cs->hw.diva.isac = 0;
- cs->hw.diva.hscx = 0;
- cs->hw.diva.isac_adr = 0;
- cs->hw.diva.hscx_adr = 0;
- test_and_set_bit(HW_IPAC, &cs->HW_Flags);
- } else {
- cs->hw.diva.ctrl = cs->hw.diva.cfg_reg + DIVA_PCI_CTRL;
- cs->hw.diva.isac = cs->hw.diva.cfg_reg + DIVA_PCI_ISAC_DATA;
- cs->hw.diva.hscx = cs->hw.diva.cfg_reg + DIVA_HSCX_DATA;
- cs->hw.diva.isac_adr = cs->hw.diva.cfg_reg + DIVA_PCI_ISAC_ADR;
- cs->hw.diva.hscx_adr = cs->hw.diva.cfg_reg + DIVA_HSCX_ADR;
- }
-
- return (1); /* card found */
-}
-
-#else /* if !CONFIG_PCI */
-
-static int setup_diva_pci(struct IsdnCard *card)
-{
- return (-1); /* card not found; continue search */
-}
-
-#endif /* CONFIG_PCI */
-
-int setup_diva(struct IsdnCard *card)
-{
- int rc, have_card = 0;
- struct IsdnCardState *cs = card->cs;
- char tmp[64];
-
- strcpy(tmp, Diva_revision);
- printk(KERN_INFO "HiSax: Eicon.Diehl Diva driver Rev. %s\n", HiSax_getrev(tmp));
- if (cs->typ != ISDN_CTYPE_DIEHLDIVA)
- return (0);
- cs->hw.diva.status = 0;
-
- rc = setup_diva_isa(card);
- if (!rc)
- return rc;
- if (rc > 0) {
- have_card = 1;
- goto ready;
- }
-
- rc = setup_diva_isapnp(card);
- if (!rc)
- return rc;
- if (rc > 0) {
- have_card = 1;
- goto ready;
- }
-
- rc = setup_diva_pci(card);
- if (!rc)
- return rc;
- if (rc > 0)
- have_card = 1;
-
-ready:
- if (!have_card) {
- printk(KERN_WARNING "Diva: No ISA, ISAPNP or PCI card found\n");
- return (0);
- }
-
- return setup_diva_common(card->cs);
-}
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-23 03:49:43 +0300