1 /* $Id: gazel.c,v 1.1.4.1 2001/11/20 14:19:35 kai Exp $
2 *
3 * low level stuff for Gazel isdn cards
4 *
5 * Author BeWan Systems
6 * based on source code from Karsten Keil
7 * Copyright by BeWan Systems
8 *
9 * This software may be used and distributed according to the terms
10 * of the GNU General Public License, incorporated herein by reference.
11 *
12 */
13
14 #include <linux/config.h>
15 #include <linux/init.h>
16 #define __NO_VERSION__
17 #include "hisax.h"
18 #include "isac.h"
19 #include "hscx.h"
20 #include "isdnl1.h"
21 #include "ipac.h"
22 #include <linux/pci.h>
23
24 extern const char *CardType[];
25 const char *gazel_revision = "$Revision: 1.1.4.1 $";
26
27 #define R647 1
28 #define R685 2
29 #define R753 3
30 #define R742 4
31
32 #define PLX_CNTRL 0x50 /* registre de controle PLX */
33 #define RESET_GAZEL 0x4
34 #define RESET_9050 0x40000000
35 #define PLX_INCSR 0x4C /* registre d'IT du 9050 */
36 #define INT_ISAC_EN 0x8 /* 1 = enable IT isac */
37 #define INT_ISAC 0x20 /* 1 = IT isac en cours */
38 #define INT_HSCX_EN 0x1 /* 1 = enable IT hscx */
39 #define INT_HSCX 0x4 /* 1 = IT hscx en cours */
40 #define INT_PCI_EN 0x40 /* 1 = enable IT PCI */
41 #define INT_IPAC_EN 0x3 /* enable IT ipac */
42
43
44 #define byteout(addr,val) outb(val,addr)
45 #define bytein(addr) inb(addr)
46
47 static inline u_char
readreg(unsigned int adr,u_short off)48 readreg(unsigned int adr, u_short off)
49 {
50 return bytein(adr + off);
51 }
52
53 static inline void
writereg(unsigned int adr,u_short off,u_char data)54 writereg(unsigned int adr, u_short off, u_char data)
55 {
56 byteout(adr + off, data);
57 }
58
59
60 static inline void
read_fifo(unsigned int adr,u_char * data,int size)61 read_fifo(unsigned int adr, u_char * data, int size)
62 {
63 insb(adr, data, size);
64 }
65
66 static void
write_fifo(unsigned int adr,u_char * data,int size)67 write_fifo(unsigned int adr, u_char * data, int size)
68 {
69 outsb(adr, data, size);
70 }
71
72 static inline u_char
readreg_ipac(unsigned int adr,u_short off)73 readreg_ipac(unsigned int adr, u_short off)
74 {
75 register u_char ret;
76 long flags;
77
78 save_flags(flags);
79 cli();
80 byteout(adr, off);
81 ret = bytein(adr + 4);
82 restore_flags(flags);
83 return ret;
84 }
85
86 static inline void
writereg_ipac(unsigned int adr,u_short off,u_char data)87 writereg_ipac(unsigned int adr, u_short off, u_char data)
88 {
89 long flags;
90
91 save_flags(flags);
92 cli();
93 byteout(adr, off);
94 byteout(adr + 4, data);
95 restore_flags(flags);
96 }
97
98
99 static inline void
read_fifo_ipac(unsigned int adr,u_short off,u_char * data,int size)100 read_fifo_ipac(unsigned int adr, u_short off, u_char * data, int size)
101 {
102 byteout(adr, off);
103 insb(adr + 4, data, size);
104 }
105
106 static void
write_fifo_ipac(unsigned int adr,u_short off,u_char * data,int size)107 write_fifo_ipac(unsigned int adr, u_short off, u_char * data, int size)
108 {
109 byteout(adr, off);
110 outsb(adr + 4, data, size);
111 }
112
113 /* Interface functions */
114
115 static u_char
ReadISAC(struct IsdnCardState * cs,u_char offset)116 ReadISAC(struct IsdnCardState *cs, u_char offset)
117 {
118 u_short off2 = offset;
119
120 switch (cs->subtyp) {
121 case R647:
122 off2 = ((off2 << 8 & 0xf000) | (off2 & 0xf));
123 case R685:
124 return (readreg(cs->hw.gazel.isac, off2));
125 case R753:
126 case R742:
127 return (readreg_ipac(cs->hw.gazel.ipac, 0x80 + off2));
128 }
129 return 0;
130 }
131
132 static void
WriteISAC(struct IsdnCardState * cs,u_char offset,u_char value)133 WriteISAC(struct IsdnCardState *cs, u_char offset, u_char value)
134 {
135 u_short off2 = offset;
136
137 switch (cs->subtyp) {
138 case R647:
139 off2 = ((off2 << 8 & 0xf000) | (off2 & 0xf));
140 case R685:
141 writereg(cs->hw.gazel.isac, off2, value);
142 break;
143 case R753:
144 case R742:
145 writereg_ipac(cs->hw.gazel.ipac, 0x80 + off2, value);
146 break;
147 }
148 }
149
150 static void
ReadISACfifo(struct IsdnCardState * cs,u_char * data,int size)151 ReadISACfifo(struct IsdnCardState *cs, u_char * data, int size)
152 {
153 switch (cs->subtyp) {
154 case R647:
155 case R685:
156 read_fifo(cs->hw.gazel.isacfifo, data, size);
157 break;
158 case R753:
159 case R742:
160 read_fifo_ipac(cs->hw.gazel.ipac, 0x80, data, size);
161 break;
162 }
163 }
164
165 static void
WriteISACfifo(struct IsdnCardState * cs,u_char * data,int size)166 WriteISACfifo(struct IsdnCardState *cs, u_char * data, int size)
167 {
168 switch (cs->subtyp) {
169 case R647:
170 case R685:
171 write_fifo(cs->hw.gazel.isacfifo, data, size);
172 break;
173 case R753:
174 case R742:
175 write_fifo_ipac(cs->hw.gazel.ipac, 0x80, data, size);
176 break;
177 }
178 }
179
180 static void
ReadHSCXfifo(struct IsdnCardState * cs,int hscx,u_char * data,int size)181 ReadHSCXfifo(struct IsdnCardState *cs, int hscx, u_char * data, int size)
182 {
183 switch (cs->subtyp) {
184 case R647:
185 case R685:
186 read_fifo(cs->hw.gazel.hscxfifo[hscx], data, size);
187 break;
188 case R753:
189 case R742:
190 read_fifo_ipac(cs->hw.gazel.ipac, hscx * 0x40, data, size);
191 break;
192 }
193 }
194
195 static void
WriteHSCXfifo(struct IsdnCardState * cs,int hscx,u_char * data,int size)196 WriteHSCXfifo(struct IsdnCardState *cs, int hscx, u_char * data, int size)
197 {
198 switch (cs->subtyp) {
199 case R647:
200 case R685:
201 write_fifo(cs->hw.gazel.hscxfifo[hscx], data, size);
202 break;
203 case R753:
204 case R742:
205 write_fifo_ipac(cs->hw.gazel.ipac, hscx * 0x40, data, size);
206 break;
207 }
208 }
209
210 static u_char
ReadHSCX(struct IsdnCardState * cs,int hscx,u_char offset)211 ReadHSCX(struct IsdnCardState *cs, int hscx, u_char offset)
212 {
213 u_short off2 = offset;
214
215 switch (cs->subtyp) {
216 case R647:
217 off2 = ((off2 << 8 & 0xf000) | (off2 & 0xf));
218 case R685:
219 return (readreg(cs->hw.gazel.hscx[hscx], off2));
220 case R753:
221 case R742:
222 return (readreg_ipac(cs->hw.gazel.ipac, hscx * 0x40 + off2));
223 }
224 return 0;
225 }
226
227 static void
WriteHSCX(struct IsdnCardState * cs,int hscx,u_char offset,u_char value)228 WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
229 {
230 u_short off2 = offset;
231
232 switch (cs->subtyp) {
233 case R647:
234 off2 = ((off2 << 8 & 0xf000) | (off2 & 0xf));
235 case R685:
236 writereg(cs->hw.gazel.hscx[hscx], off2, value);
237 break;
238 case R753:
239 case R742:
240 writereg_ipac(cs->hw.gazel.ipac, hscx * 0x40 + off2, value);
241 break;
242 }
243 }
244
245 /*
246 * fast interrupt HSCX stuff goes here
247 */
248
249 #define READHSCX(cs, nr, reg) ReadHSCX(cs, nr, reg)
250 #define WRITEHSCX(cs, nr, reg, data) WriteHSCX(cs, nr, reg, data)
251 #define READHSCXFIFO(cs, nr, ptr, cnt) ReadHSCXfifo(cs, nr, ptr, cnt)
252 #define WRITEHSCXFIFO(cs, nr, ptr, cnt) WriteHSCXfifo(cs, nr, ptr, cnt)
253
254 #include "hscx_irq.c"
255
256 static void
gazel_interrupt(int intno,void * dev_id,struct pt_regs * regs)257 gazel_interrupt(int intno, void *dev_id, struct pt_regs *regs)
258 {
259 #define MAXCOUNT 5
260 struct IsdnCardState *cs = dev_id;
261 u_char valisac, valhscx;
262 int count = 0;
263
264 if (!cs) {
265 printk(KERN_WARNING "Gazel: Spurious interrupt!\n");
266 return;
267 }
268 do {
269 valhscx = ReadHSCX(cs, 1, HSCX_ISTA);
270 if (valhscx)
271 hscx_int_main(cs, valhscx);
272 valisac = ReadISAC(cs, ISAC_ISTA);
273 if (valisac)
274 isac_interrupt(cs, valisac);
275 count++;
276 } while ((valhscx || valisac) && (count < MAXCOUNT));
277
278 WriteHSCX(cs, 0, HSCX_MASK, 0xFF);
279 WriteHSCX(cs, 1, HSCX_MASK, 0xFF);
280 WriteISAC(cs, ISAC_MASK, 0xFF);
281 WriteISAC(cs, ISAC_MASK, 0x0);
282 WriteHSCX(cs, 0, HSCX_MASK, 0x0);
283 WriteHSCX(cs, 1, HSCX_MASK, 0x0);
284 }
285
286
287 static void
gazel_interrupt_ipac(int intno,void * dev_id,struct pt_regs * regs)288 gazel_interrupt_ipac(int intno, void *dev_id, struct pt_regs *regs)
289 {
290 struct IsdnCardState *cs = dev_id;
291 u_char ista, val;
292 int count = 0;
293
294 if (!cs) {
295 printk(KERN_WARNING "Gazel: Spurious interrupt!\n");
296 return;
297 }
298 ista = ReadISAC(cs, IPAC_ISTA - 0x80);
299 do {
300 if (ista & 0x0f) {
301 val = ReadHSCX(cs, 1, HSCX_ISTA);
302 if (ista & 0x01)
303 val |= 0x01;
304 if (ista & 0x04)
305 val |= 0x02;
306 if (ista & 0x08)
307 val |= 0x04;
308 if (val) {
309 hscx_int_main(cs, val);
310 }
311 }
312 if (ista & 0x20) {
313 val = 0xfe & ReadISAC(cs, ISAC_ISTA);
314 if (val) {
315 isac_interrupt(cs, val);
316 }
317 }
318 if (ista & 0x10) {
319 val = 0x01;
320 isac_interrupt(cs, val);
321 }
322 ista = ReadISAC(cs, IPAC_ISTA - 0x80);
323 count++;
324 }
325 while ((ista & 0x3f) && (count < MAXCOUNT));
326
327 WriteISAC(cs, IPAC_MASK - 0x80, 0xFF);
328 WriteISAC(cs, IPAC_MASK - 0x80, 0xC0);
329 }
330 void
release_io_gazel(struct IsdnCardState * cs)331 release_io_gazel(struct IsdnCardState *cs)
332 {
333 unsigned int i;
334
335 switch (cs->subtyp) {
336 case R647:
337 for (i = 0x0000; i < 0xC000; i += 0x1000)
338 release_region(i + cs->hw.gazel.hscx[0], 16);
339 release_region(0xC000 + cs->hw.gazel.hscx[0], 1);
340 break;
341
342 case R685:
343 release_region(cs->hw.gazel.hscx[0], 0x100);
344 release_region(cs->hw.gazel.cfg_reg, 0x80);
345 break;
346
347 case R753:
348 release_region(cs->hw.gazel.ipac, 0x8);
349 release_region(cs->hw.gazel.cfg_reg, 0x80);
350 break;
351
352 case R742:
353 release_region(cs->hw.gazel.ipac, 8);
354 break;
355 }
356 }
357
358 static int
reset_gazel(struct IsdnCardState * cs)359 reset_gazel(struct IsdnCardState *cs)
360 {
361 long flags;
362 unsigned long plxcntrl, addr = cs->hw.gazel.cfg_reg;
363
364 switch (cs->subtyp) {
365 case R647:
366 save_flags(flags);
367 cli();
368 writereg(addr, 0, 0);
369 HZDELAY(10);
370 writereg(addr, 0, 1);
371 HZDELAY(2);
372 restore_flags(flags);
373 break;
374 case R685:
375 plxcntrl = inl(addr + PLX_CNTRL);
376 plxcntrl |= (RESET_9050 + RESET_GAZEL);
377 outl(plxcntrl, addr + PLX_CNTRL);
378 plxcntrl &= ~(RESET_9050 + RESET_GAZEL);
379 HZDELAY(4);
380 outl(plxcntrl, addr + PLX_CNTRL);
381 HZDELAY(10);
382 outb(INT_ISAC_EN + INT_HSCX_EN + INT_PCI_EN, addr + PLX_INCSR);
383 break;
384 case R753:
385 plxcntrl = inl(addr + PLX_CNTRL);
386 plxcntrl |= (RESET_9050 + RESET_GAZEL);
387 outl(plxcntrl, addr + PLX_CNTRL);
388 plxcntrl &= ~(RESET_9050 + RESET_GAZEL);
389 WriteISAC(cs, IPAC_POTA2 - 0x80, 0x20);
390 HZDELAY(4);
391 outl(plxcntrl, addr + PLX_CNTRL);
392 HZDELAY(10);
393 WriteISAC(cs, IPAC_POTA2 - 0x80, 0x00);
394 WriteISAC(cs, IPAC_ACFG - 0x80, 0xff);
395 WriteISAC(cs, IPAC_AOE - 0x80, 0x0);
396 WriteISAC(cs, IPAC_MASK - 0x80, 0xff);
397 WriteISAC(cs, IPAC_CONF - 0x80, 0x1);
398 outb(INT_IPAC_EN + INT_PCI_EN, addr + PLX_INCSR);
399 WriteISAC(cs, IPAC_MASK - 0x80, 0xc0);
400 break;
401 case R742:
402 WriteISAC(cs, IPAC_POTA2 - 0x80, 0x20);
403 HZDELAY(4);
404 WriteISAC(cs, IPAC_POTA2 - 0x80, 0x00);
405 WriteISAC(cs, IPAC_ACFG - 0x80, 0xff);
406 WriteISAC(cs, IPAC_AOE - 0x80, 0x0);
407 WriteISAC(cs, IPAC_MASK - 0x80, 0xff);
408 WriteISAC(cs, IPAC_CONF - 0x80, 0x1);
409 WriteISAC(cs, IPAC_MASK - 0x80, 0xc0);
410 break;
411 }
412 return (0);
413 }
414
415 static int
Gazel_card_msg(struct IsdnCardState * cs,int mt,void * arg)416 Gazel_card_msg(struct IsdnCardState *cs, int mt, void *arg)
417 {
418 switch (mt) {
419 case CARD_RESET:
420 reset_gazel(cs);
421 return (0);
422 case CARD_RELEASE:
423 release_io_gazel(cs);
424 return (0);
425 case CARD_INIT:
426 inithscxisac(cs, 1);
427 if ((cs->subtyp==R647)||(cs->subtyp==R685)) {
428 int i;
429 for (i=0;i<(2+MAX_WAITING_CALLS);i++) {
430 cs->bcs[i].hw.hscx.tsaxr0 = 0x1f;
431 cs->bcs[i].hw.hscx.tsaxr1 = 0x23;
432 }
433 }
434 return (0);
435 case CARD_TEST:
436 return (0);
437 }
438 return (0);
439 }
440
441 static int
reserve_regions(struct IsdnCard * card,struct IsdnCardState * cs)442 reserve_regions(struct IsdnCard *card, struct IsdnCardState *cs)
443 {
444 unsigned int i, base = 0, adr = 0, len = 0;
445
446 switch (cs->subtyp) {
447 case R647:
448 base = cs->hw.gazel.hscx[0];
449 for (i = 0x0000; i < 0xC000; i += 0x1000) {
450 if (check_region(adr = (i + base), len = 16))
451 goto error;
452 }
453 if (check_region(adr = (0xC000 + base), len = 1))
454 goto error;
455
456 for (i = 0x0000; i < 0xC000; i += 0x1000)
457 request_region(i + base, 16, "gazel");
458 request_region(0xC000 + base, 1, "gazel");
459
460 break;
461
462 case R685:
463 if (check_region(adr = cs->hw.gazel.hscx[0], len = 0x100))
464 goto error;
465 if (check_region(adr = cs->hw.gazel.cfg_reg, len = 0x80))
466 goto error;
467
468 request_region(cs->hw.gazel.hscx[0], 0x100, "gazel");
469 request_region(cs->hw.gazel.cfg_reg, 0x80, "gazel");
470 break;
471
472 case R753:
473 if (check_region(adr = cs->hw.gazel.ipac, len = 0x8))
474 goto error;
475 if (check_region(adr = cs->hw.gazel.cfg_reg, len = 0x80))
476 goto error;
477
478 request_region(cs->hw.gazel.ipac, 0x8, "gazel");
479 request_region(cs->hw.gazel.cfg_reg, 0x80, "gazel");
480 break;
481
482 case R742:
483 if (check_region(adr = cs->hw.gazel.ipac, len = 0x8))
484 goto error;
485 request_region(cs->hw.gazel.ipac, 0x8, "gazel");
486 break;
487 }
488
489 return 0;
490
491 error:
492 printk(KERN_WARNING "Gazel: %s io ports 0x%x-0x%x already in use\n",
493 CardType[cs->typ], adr, adr + len);
494 return 1;
495 }
496
497 static int __init
setup_gazelisa(struct IsdnCard * card,struct IsdnCardState * cs)498 setup_gazelisa(struct IsdnCard *card, struct IsdnCardState *cs)
499 {
500 printk(KERN_INFO "Gazel: ISA PnP card automatic recognition\n");
501 // we got an irq parameter, assume it is an ISA card
502 // R742 decodes address even in not started...
503 // R647 returns FF if not present or not started
504 // eventually needs improvment
505 if (readreg_ipac(card->para[1], IPAC_ID) == 1)
506 cs->subtyp = R742;
507 else
508 cs->subtyp = R647;
509
510 cs->hw.gazel.cfg_reg = card->para[1] + 0xC000;
511 cs->hw.gazel.ipac = card->para[1];
512 cs->hw.gazel.isac = card->para[1] + 0x8000;
513 cs->hw.gazel.hscx[0] = card->para[1];
514 cs->hw.gazel.hscx[1] = card->para[1] + 0x4000;
515 cs->irq = card->para[0];
516 cs->hw.gazel.isacfifo = cs->hw.gazel.isac;
517 cs->hw.gazel.hscxfifo[0] = cs->hw.gazel.hscx[0];
518 cs->hw.gazel.hscxfifo[1] = cs->hw.gazel.hscx[1];
519
520 switch (cs->subtyp) {
521 case R647:
522 printk(KERN_INFO "Gazel: Card ISA R647/R648 found\n");
523 cs->dc.isac.adf2 = 0x87;
524 printk(KERN_INFO
525 "Gazel: config irq:%d isac:0x%X cfg:0x%X\n",
526 cs->irq, cs->hw.gazel.isac, cs->hw.gazel.cfg_reg);
527 printk(KERN_INFO
528 "Gazel: hscx A:0x%X hscx B:0x%X\n",
529 cs->hw.gazel.hscx[0], cs->hw.gazel.hscx[1]);
530
531 break;
532 case R742:
533 printk(KERN_INFO "Gazel: Card ISA R742 found\n");
534 test_and_set_bit(HW_IPAC, &cs->HW_Flags);
535 printk(KERN_INFO
536 "Gazel: config irq:%d ipac:0x%X\n",
537 cs->irq, cs->hw.gazel.ipac);
538 break;
539 }
540
541 return (0);
542 }
543
544 static struct pci_dev *dev_tel __initdata = NULL;
545
546 static int __init
setup_gazelpci(struct IsdnCardState * cs)547 setup_gazelpci(struct IsdnCardState *cs)
548 {
549 u_int pci_ioaddr0 = 0, pci_ioaddr1 = 0;
550 u_char pci_irq = 0, found;
551 u_int nbseek, seekcard;
552
553 printk(KERN_WARNING "Gazel: PCI card automatic recognition\n");
554
555 found = 0;
556 if (!pci_present()) {
557 printk(KERN_WARNING "Gazel: No PCI bus present\n");
558 return 1;
559 }
560 seekcard = PCI_DEVICE_ID_PLX_R685;
561 for (nbseek = 0; nbseek < 3; nbseek++) {
562 if ((dev_tel = pci_find_device(PCI_VENDOR_ID_PLX, seekcard, dev_tel))) {
563 if (pci_enable_device(dev_tel))
564 return 1;
565 pci_irq = dev_tel->irq;
566 pci_ioaddr0 = pci_resource_start(dev_tel, 1);
567 pci_ioaddr1 = pci_resource_start(dev_tel, 2);
568 found = 1;
569 }
570 if (found)
571 break;
572 else {
573 switch (seekcard) {
574 case PCI_DEVICE_ID_PLX_R685:
575 seekcard = PCI_DEVICE_ID_PLX_R753;
576 break;
577 case PCI_DEVICE_ID_PLX_R753:
578 seekcard = PCI_DEVICE_ID_PLX_DJINN_ITOO;
579 break;
580 }
581 }
582 }
583 if (!found) {
584 printk(KERN_WARNING "Gazel: No PCI card found\n");
585 return (1);
586 }
587 if (!pci_irq) {
588 printk(KERN_WARNING "Gazel: No IRQ for PCI card found\n");
589 return 1;
590 }
591 cs->hw.gazel.pciaddr[0] = pci_ioaddr0;
592 cs->hw.gazel.pciaddr[1] = pci_ioaddr1;
593
594 pci_ioaddr1 &= 0xfffe;
595 cs->hw.gazel.cfg_reg = pci_ioaddr0 & 0xfffe;
596 cs->hw.gazel.ipac = pci_ioaddr1;
597 cs->hw.gazel.isac = pci_ioaddr1 + 0x80;
598 cs->hw.gazel.hscx[0] = pci_ioaddr1;
599 cs->hw.gazel.hscx[1] = pci_ioaddr1 + 0x40;
600 cs->hw.gazel.isacfifo = cs->hw.gazel.isac;
601 cs->hw.gazel.hscxfifo[0] = cs->hw.gazel.hscx[0];
602 cs->hw.gazel.hscxfifo[1] = cs->hw.gazel.hscx[1];
603 cs->irq = pci_irq;
604 cs->irq_flags |= SA_SHIRQ;
605
606 switch (seekcard) {
607 case PCI_DEVICE_ID_PLX_R685:
608 printk(KERN_INFO "Gazel: Card PCI R685 found\n");
609 cs->subtyp = R685;
610 cs->dc.isac.adf2 = 0x87;
611 printk(KERN_INFO
612 "Gazel: config irq:%d isac:0x%X cfg:0x%X\n",
613 cs->irq, cs->hw.gazel.isac, cs->hw.gazel.cfg_reg);
614 printk(KERN_INFO
615 "Gazel: hscx A:0x%X hscx B:0x%X\n",
616 cs->hw.gazel.hscx[0], cs->hw.gazel.hscx[1]);
617 break;
618 case PCI_DEVICE_ID_PLX_R753:
619 case PCI_DEVICE_ID_PLX_DJINN_ITOO:
620 printk(KERN_INFO "Gazel: Card PCI R753 found\n");
621 cs->subtyp = R753;
622 test_and_set_bit(HW_IPAC, &cs->HW_Flags);
623 printk(KERN_INFO
624 "Gazel: config irq:%d ipac:0x%X cfg:0x%X\n",
625 cs->irq, cs->hw.gazel.ipac, cs->hw.gazel.cfg_reg);
626 break;
627 }
628
629 return (0);
630 }
631
632 int __init
setup_gazel(struct IsdnCard * card)633 setup_gazel(struct IsdnCard *card)
634 {
635 struct IsdnCardState *cs = card->cs;
636 char tmp[64];
637 u_char val;
638
639 strcpy(tmp, gazel_revision);
640 printk(KERN_INFO "Gazel: Driver Revision %s\n", HiSax_getrev(tmp));
641
642 if (cs->typ != ISDN_CTYPE_GAZEL)
643 return (0);
644
645 if (card->para[0]) {
646 if (setup_gazelisa(card, cs))
647 return (0);
648 } else {
649
650 #if CONFIG_PCI
651 if (setup_gazelpci(cs))
652 return (0);
653 #else
654 printk(KERN_WARNING "Gazel: Card PCI requested and NO_PCI_BIOS, unable to config\n");
655 return (0);
656 #endif /* CONFIG_PCI */
657 }
658
659 if (reserve_regions(card, cs)) {
660 return (0);
661 }
662 if (reset_gazel(cs)) {
663 printk(KERN_WARNING "Gazel: wrong IRQ\n");
664 release_io_gazel(cs);
665 return (0);
666 }
667 cs->readisac = &ReadISAC;
668 cs->writeisac = &WriteISAC;
669 cs->readisacfifo = &ReadISACfifo;
670 cs->writeisacfifo = &WriteISACfifo;
671 cs->BC_Read_Reg = &ReadHSCX;
672 cs->BC_Write_Reg = &WriteHSCX;
673 cs->BC_Send_Data = &hscx_fill_fifo;
674 cs->cardmsg = &Gazel_card_msg;
675
676 switch (cs->subtyp) {
677 case R647:
678 case R685:
679 cs->irq_func = &gazel_interrupt;
680 ISACVersion(cs, "Gazel:");
681 if (HscxVersion(cs, "Gazel:")) {
682 printk(KERN_WARNING
683 "Gazel: wrong HSCX versions check IO address\n");
684 release_io_gazel(cs);
685 return (0);
686 }
687 break;
688 case R742:
689 case R753:
690 cs->irq_func = &gazel_interrupt_ipac;
691 val = ReadISAC(cs, IPAC_ID - 0x80);
692 printk(KERN_INFO "Gazel: IPAC version %x\n", val);
693 break;
694 }
695
696 return (1);
697 }
698