| /* $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, 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, 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 { |
| memcpy(skb_put(skb, count), 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 { |
| memcpy(skb_put(skb, fifo_size), 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 IsdnCardState *cs) |
| { |
| 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) { |
| init_timer(&cs->hw.diva.tl); |
| 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); |
| spin_unlock_irqrestore(&cs->lock, flags); |
| } |
| return(0); |
| } |
| |
| static int __devinit 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 */ |
| cs->hw.diva.tl.function = (void *) diva_led_handler; |
| cs->hw.diva.tl.data = (long) cs; |
| init_timer(&cs->hw.diva.tl); |
| 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 __devinit 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 __devinit 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[] __devinitdata = { |
| { 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 __devinitdata = &diva_ids[0]; |
| static struct pnp_card *pnp_c __devinitdata = NULL; |
| |
| static int __devinit 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", |
| __FUNCTION__, err); |
| return(0); |
| } |
| card->para[1] = pnp_port_start(pnp_d, 0); |
| card->para[0] = pnp_irq(pnp_d, 0); |
| if (!card->para[0] || !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 __devinit setup_diva_isapnp(struct IsdnCard *card) |
| { |
| return (-1); /* card not found; continue search */ |
| } |
| |
| #endif /* ISAPNP */ |
| |
| #ifdef CONFIG_PCI |
| static struct pci_dev *dev_diva __devinitdata = NULL; |
| static struct pci_dev *dev_diva_u __devinitdata = NULL; |
| static struct pci_dev *dev_diva201 __devinitdata = NULL; |
| static struct pci_dev *dev_diva202 __devinitdata = NULL; |
| |
| static int __devinit setup_diva_pci(struct IsdnCard *card) |
| { |
| struct IsdnCardState *cs = card->cs; |
| |
| cs->subtyp = 0; |
| if ((dev_diva = pci_find_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 = pci_find_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 = pci_find_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 = pci_find_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 __devinit setup_diva_pci(struct IsdnCard *card) |
| { |
| return (-1); /* card not found; continue search */ |
| } |
| |
| #endif /* CONFIG_PCI */ |
| |
| int __devinit |
| 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); |
| } |