1 /* ISDN4BSD code */
2 /*-
3  * Copyright (c) 2002 The NetBSD Foundation, Inc.
4  * All rights reserved.
5  *
6  * This code is derived from software contributed to The NetBSD Foundation
7  * by Martin Husemann <martin@netbsd.org>.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. All advertising materials mentioning features or use of this software
18  *    must display the following acknowledgement:
19  *        This product includes software developed by the NetBSD
20  *        Foundation, Inc. and its contributors.
21  * 4. Neither the name of The NetBSD Foundation nor the names of its
22  *    contributors may be used to endorse or promote products derived
23  *    from this software without specific prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
26  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35  * POSSIBILITY OF SUCH DAMAGE.
36  */
37 
38 #include <sys/cdefs.h>
39 __KERNEL_RCSID(0, "$NetBSD: isic_isa.c,v 1.17 2002/10/20 10:50:01 martin Exp $");
40 
41 #include <sys/param.h>
42 #include <sys/errno.h>
43 #include <sys/syslog.h>
44 #include <sys/device.h>
45 #include <sys/socket.h>
46 #include <net/if.h>
47 #include <sys/systm.h>
48 #include <sys/malloc.h>
49 
50 #include <sys/timeout.h>
51 
52 #include <machine/cpu.h>
53 #include <machine/intr.h>
54 #include <machine/bus.h>
55 
56 #include <dev/isa/isavar.h>
57 
58 #ifdef __FreeBSD__
59 #include <machine/i4b_ioctl.h>
60 #else
61 #include <netisdn/i4b_ioctl.h>
62 #endif
63 
64 #include <netisdn/i4b_debug.h>
65 #include <netisdn/i4b_ioctl.h>
66 #include <netisdn/i4b_trace.h>
67 
68 #include <netisdn/i4b_l2.h>
69 #include <netisdn/i4b_l1l2.h>
70 #include <dev/ic/isic_l1.h>
71 #include <dev/ic/ipac.h>
72 #include <dev/ic/isac.h>
73 #include <dev/ic/hscx.h>
74 
75 #include <netisdn/i4b_mbuf.h>
76 #include <netisdn/i4b_global.h>
77 
78 extern const struct isdn_layer1_isdnif_driver isic_std_driver;
79 
80 #if defined(__OpenBSD__)
81 #define __BROKEN_INDIRECT_CONFIG
82 #endif
83 
84 /* local functions */
85 #ifdef __BROKEN_INDIRECT_CONFIG
86 static int isic_isa_probe __P((struct device *, void *, void *));
87 #else
88 static int isic_isa_probe __P((struct device *, struct cfdata *, void *));
89 #endif
90 
91 static void isic_isa_attach __P((struct device *, struct device *, void *));
92 static int setup_io_map __P((int flags, bus_space_tag_t iot,
93 	bus_space_tag_t memt, bus_size_t iobase, bus_size_t maddr,
94 	int *num_mappings, struct isic_io_map *maps, int *iosize,
95 	int *msize));
96 static void args_unmap __P((int *num_mappings, struct isic_io_map *maps));
97 
98 CFATTACH_DECL(isic_isa, sizeof(struct isic_softc),
99     isic_isa_probe, isic_isa_attach, NULL, NULL);
100 
101 #define	ISIC_FMT	"%s: "
102 #define	ISIC_PARM	sc->sc_dev.dv_xname
103 #define	TERMFMT	"\n"
104 
105 /*
106  * Probe card
107  */
108 static int
109 #ifdef __BROKEN_INDIRECT_CONFIG
isic_isa_probe(parent,match,aux)110 isic_isa_probe(parent, match, aux)
111 #else
112 isic_isa_probe(parent, cf, aux)
113 #endif
114 	struct device *parent;
115 #ifdef __BROKEN_INDIRECT_CONFIG
116 	void *match;
117 #else
118 	struct cfdata *cf;
119 #endif
120 	void *aux;
121 {
122 #ifdef __BROKEN_INDIRECT_CONFIG
123 	struct cfdata *cf = ((struct device*)match)->dv_cfdata;
124 #endif
125 	struct isa_attach_args *ia = aux;
126 	bus_space_tag_t memt = ia->ia_memt, iot = ia->ia_iot;
127 	int flags = cf->cf_flags;
128 	struct isic_attach_args args;
129 	int ret = 0, iobase, iosize, maddr, msize;
130 
131 #if 0
132 	printf("isic%d: enter isic_isa_probe\n", cf->cf_unit);
133 #endif
134 
135 	if (ia->ipa_nio < 1)
136 		return (0);
137 	if (ia->ipa_nmem < 1)
138 		return (0);
139 	if (ia->ipa_nirq < 1)
140 		return (0);
141 
142 	/* check irq */
143 #define ISACF_IRQ_DEFAULT IRQUNK
144 	if (ia->ipa_irq[0].num == ISACF_IRQ_DEFAULT) {
145 		printf("isic%d: config error: no IRQ specified\n", cf->cf_unit);
146 		return 0;
147 	}
148 
149 	iobase = ia->ipa_io[0].base;
150 	iosize = ia->ipa_io[0].length;
151 
152 	maddr = ia->ipa_mem[0].base;
153 	msize = ia->ipa_mem[0].length;
154 
155 	/* setup MI attach args */
156 	memset(&args, 0, sizeof(args));
157 	args.ia_flags = flags;
158 
159 	/* if card type specified setup io map for that card */
160 	switch(flags)
161 	{
162 		case FLAG_TELES_S0_8:
163 		case FLAG_TELES_S0_16:
164 		case FLAG_TELES_S0_163:
165 		case FLAG_AVM_A1:
166 		case FLAG_USR_ISDN_TA_INT:
167 		case FLAG_ITK_IX1:
168 			if (setup_io_map(flags, iot, memt, iobase, maddr,
169 			    &args.ia_num_mappings, &args.ia_maps[0],
170 			    &iosize, &msize)) {
171 				ret = 0;
172 				goto done;
173 			}
174 			break;
175 
176 		default:
177 			/* no io map now, will figure card type later */
178 			break;
179 	}
180 
181 	/* probe card */
182 	switch(flags)
183 	{
184 #ifdef ISICISA_DYNALINK
185 #ifdef __bsdi__
186 		case FLAG_DYNALINK:
187 			ret = isic_probe_Dyn(&args);
188 			break;
189 #endif
190 #endif
191 
192 #ifdef ISICISA_TEL_S0_8
193 		case FLAG_TELES_S0_8:
194 			ret = isic_probe_s08(&args);
195 			break;
196 #endif
197 
198 #ifdef ISICISA_TEL_S0_16
199 		case FLAG_TELES_S0_16:
200 			ret = isic_probe_s016(&args);
201 			break;
202 #endif
203 
204 #ifdef ISICISA_TEL_S0_16_3
205 		case FLAG_TELES_S0_163:
206 			ret = isic_probe_s0163(&args);
207 			break;
208 #endif
209 
210 #ifdef ISICISA_AVM_A1
211 		case FLAG_AVM_A1:
212 			ret = isic_probe_avma1(&args);
213 			break;
214 #endif
215 
216 #ifdef ISICISA_USR_STI
217 		case FLAG_USR_ISDN_TA_INT:
218 			ret = isic_probe_usrtai(&args);
219 			break;
220 #endif
221 
222 #ifdef ISICISA_ITKIX1
223 		case FLAG_ITK_IX1:
224 			ret = isic_probe_itkix1(&args);
225 			break;
226 #endif
227 
228 		default:
229 			/* No card type given, try to figure ... */
230 #define ISACF_PORT_DEFAULT IOBASEUNK
231 			if (iobase == ISACF_PORT_DEFAULT) {
232 				ret = 0;
233 #ifdef ISICISA_TEL_S0_8
234 				/* only Teles S0/8 will work without IO */
235 				args.ia_flags = FLAG_TELES_S0_8;
236 				if (setup_io_map(args.ia_flags, iot, memt,
237 				    iobase, maddr, &args.ia_num_mappings,
238 				    &args.ia_maps[0], &iosize, &msize) == 0)
239 				{
240 					ret = isic_probe_s08(&args);
241 				}
242 #endif /* ISICISA_TEL_S0_8 */
243 #define ISACF_IOMEM_DEFAULT MADDRUNK
244 			} else if (maddr == ISACF_IOMEM_DEFAULT) {
245 				ret = 0;
246 #ifdef ISICISA_TEL_S0_16_3
247 				/* no shared memory, only a 16.3 based card,
248 				   AVM A1, the usr sportster or an ITK would work */
249 				args.ia_flags = FLAG_TELES_S0_163;
250 				if (setup_io_map(args.ia_flags, iot, memt, iobase, maddr,
251 					&args.ia_num_mappings, &args.ia_maps[0],
252 					&iosize, &msize) == 0)
253 				{
254 					ret = isic_probe_s0163(&args);
255 					if (ret)
256 						break;
257 				}
258 #endif /* ISICISA_TEL_S0_16_3 */
259 #ifdef	ISICISA_AVM_A1
260 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
261 				args.ia_flags = FLAG_AVM_A1;
262 				if (setup_io_map(args.ia_flags, iot, memt, iobase, maddr,
263 					&args.ia_num_mappings, &args.ia_maps[0],
264 					&iosize, &msize) == 0)
265 				{
266 					ret = isic_probe_avma1(&args);
267 					if (ret)
268 						break;
269 				}
270 #endif /* ISICISA_AVM_A1 */
271 #ifdef ISICISA_USR_STI
272 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
273 				args.ia_flags = FLAG_USR_ISDN_TA_INT;
274 				if (setup_io_map(args.ia_flags, iot, memt, iobase, maddr,
275 					&args.ia_num_mappings, &args.ia_maps[0],
276 					&iosize, &msize) == 0)
277 				{
278 					ret = isic_probe_usrtai(&args);
279 					if (ret)
280 						break;
281 				}
282 #endif /* ISICISA_USR_STI */
283 
284 #ifdef ISICISA_ITKIX1
285 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
286 				args.ia_flags = FLAG_ITK_IX1;
287 				if (setup_io_map(args.ia_flags, iot, memt, iobase, maddr,
288 					&args.ia_num_mappings, &args.ia_maps[0],
289 					&iosize, &msize) == 0)
290 				{
291 					ret = isic_probe_itkix1(&args);
292 					if (ret)
293 						break;
294 				}
295 #endif /* ISICISA_ITKIX1 */
296 
297 			} else {
298 #ifdef ISICISA_TEL_S0_16_3
299 				/* could be anything */
300 				args.ia_flags = FLAG_TELES_S0_163;
301 				if (setup_io_map(args.ia_flags, iot, memt, iobase, maddr,
302 					&args.ia_num_mappings, &args.ia_maps[0],
303 					&iosize, &msize) == 0)
304 				{
305 					ret = isic_probe_s0163(&args);
306 					if (ret)
307 						break;
308 				}
309 #endif /* ISICISA_TEL_S0_16_3 */
310 #ifdef ISICISA_TEL_S0_16
311 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
312 				args.ia_flags = FLAG_TELES_S0_16;
313 				if (setup_io_map(args.ia_flags, iot, memt, iobase, maddr,
314 					&args.ia_num_mappings, &args.ia_maps[0],
315 					&iosize, &msize) == 0)
316 				{
317 					ret = isic_probe_s016(&args);
318 					if (ret)
319 						break;
320 				}
321 #endif /* ISICISA_TEL_S0_16 */
322 #ifdef ISICISA_AVM_A1
323 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
324 				args.ia_flags = FLAG_AVM_A1;
325 				if (setup_io_map(args.ia_flags, iot, memt, iobase, maddr,
326 					&args.ia_num_mappings, &args.ia_maps[0],
327 					&iosize, &msize) == 0)
328 				{
329 					ret = isic_probe_avma1(&args);
330 					if (ret)
331 						break;
332 				}
333 #endif /* ISICISA_AVM_A1 */
334 #ifdef ISICISA_TEL_S0_8
335 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
336 				args.ia_flags = FLAG_TELES_S0_8;
337 				if (setup_io_map(args.ia_flags, iot, memt, iobase, maddr,
338 					&args.ia_num_mappings, &args.ia_maps[0],
339 					&iosize, &msize) == 0)
340 				{
341 					ret = isic_probe_s08(&args);
342 				}
343 #endif /* ISICISA_TEL_S0_8 */
344 			}
345 			break;
346 	}
347 
348 done:
349 	/* unmap resources */
350 	args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
351 
352 #if 0
353 	printf("isic%d: exit isic_isa_probe, return = %d\n", cf->cf_unit, ret);
354 #endif
355 
356 	if (ret) {
357 		if (iosize != 0) {
358 			ia->ipa_nio = 1;
359 			ia->ipa_io[0].base = iobase;
360 			ia->ipa_io[0].length = iosize;
361 		} else
362 			ia->ipa_nio = 0;
363 		if (msize != 0) {
364 			ia->ipa_nmem = 1;
365 			ia->ipa_mem[0].base = maddr;
366 			ia->ipa_mem[0].length = msize;
367 		} else
368 			ia->ipa_nmem = 0;
369 		ia->ipa_nirq = 1;
370 
371 		ia->ipa_ndrq = 0;
372 	}
373 
374 	return ret;
375 }
376 
377 static int
isicattach(int flags,struct isic_softc * sc)378 isicattach(int flags, struct isic_softc *sc)
379 {
380 	int ret = 0;
381 	char *drvid;
382 
383 #ifdef __FreeBSD__
384 
385 	struct isic_softc *sc = &l1_sc[dev->id_unit];
386 #define	PARM	dev
387 #define	PARM2	dev, iobase2
388 #define	FLAGS	dev->id_flags
389 
390 #elif defined(__bsdi__)
391 
392 	struct isic_softc *sc = (struct isic_softc *)self;
393 #define	PARM	parent, self, ia
394 #define	PARM2	parent, self, ia
395 #define	FLAGS	sc->sc_flags
396 
397 #else
398 
399 #define PARM	sc
400 #define PARM2	sc
401 #define	FLAGS	flags
402 
403 #endif /* __FreeBSD__ */
404 
405   	static char *ISACversion[] = {
406   		"2085 Version A1/A2 or 2086/2186 Version 1.1",
407 		"2085 Version B1",
408 		"2085 Version B2",
409 		"2085 Version V2.3 (B3)",
410 		"Unknown Version"
411 	};
412 
413 	static char *HSCXversion[] = {
414 		"82525 Version A1",
415 		"Unknown (0x01)",
416 		"82525 Version A2",
417 		"Unknown (0x03)",
418 		"82525 Version A3",
419 		"82525 or 21525 Version 2.1",
420 		"Unknown Version"
421 	};
422 
423 	/* card dependent setup */
424 	switch(FLAGS)
425 	{
426 #ifdef ISICISA_DYNALINK
427 #if defined(__bsdi__) || defined(__FreeBSD__)
428 		case FLAG_DYNALINK:
429 			ret = isic_attach_Dyn(PARM2);
430 			break;
431 #endif
432 #endif
433 
434 #ifdef ISICISA_TEL_S0_8
435 		case FLAG_TELES_S0_8:
436 			ret = isic_attach_s08(PARM);
437 			break;
438 #endif
439 
440 #ifdef ISICISA_TEL_S0_16
441 		case FLAG_TELES_S0_16:
442 			ret = isic_attach_s016(PARM);
443 			break;
444 #endif
445 
446 #ifdef ISICISA_TEL_S0_16_3
447 		case FLAG_TELES_S0_163:
448 			ret = isic_attach_s0163(PARM);
449 			break;
450 #endif
451 
452 #ifdef ISICISA_AVM_A1
453 		case FLAG_AVM_A1:
454 			ret = isic_attach_avma1(PARM);
455 			break;
456 #endif
457 
458 #ifdef ISICISA_USR_STI
459 		case FLAG_USR_ISDN_TA_INT:
460 			ret = isic_attach_usrtai(PARM);
461 			break;
462 #endif
463 
464 #ifdef ISICISA_ITKIX1
465 		case FLAG_ITK_IX1:
466 			ret = isic_attach_itkix1(PARM);
467 			break;
468 #endif
469 
470 #ifdef ISICISA_ELSA_PCC16
471 		case FLAG_ELSA_PCC16:
472 			ret = isic_attach_Eqs1pi(dev, 0);
473 			break;
474 #endif
475 
476 #ifdef amiga
477 		case FLAG_BLMASTER:
478 			ret = 1; /* full detection was done in caller */
479 			break;
480 #endif
481 
482 /* ======================================================================
483  * Only P&P cards follow below!!!
484  */
485 
486 #ifdef __FreeBSD__		/* we've already splitted all non-ISA stuff
487 				   out of this ISA specific part for the other
488 				   OS */
489 
490 #ifdef AVM_A1_PCMCIA
491 		case FLAG_AVM_A1_PCMCIA:
492                       ret = isic_attach_fritzpcmcia(PARM);
493 			break;
494 #endif
495 
496 #ifdef TEL_S0_16_3_P
497 		case FLAG_TELES_S0_163_PnP:
498 			ret = isic_attach_s0163P(PARM2);
499 			break;
500 #endif
501 
502 #ifdef CRTX_S0_P
503 		case FLAG_CREATIX_S0_PnP:
504 			ret = isic_attach_Cs0P(PARM2);
505 			break;
506 #endif
507 
508 #ifdef DRN_NGO
509 		case FLAG_DRN_NGO:
510 			ret = isic_attach_drnngo(PARM2);
511 			break;
512 #endif
513 
514 #ifdef SEDLBAUER
515 		case FLAG_SWS:
516 			ret = isic_attach_sws(PARM);
517 			break;
518 #endif
519 
520 #ifdef ELSA_QS1ISA
521 		case FLAG_ELSA_QS1P_ISA:
522 			ret = isic_attach_Eqs1pi(PARM2);
523 			break;
524 #endif
525 
526 #ifdef AVM_PNP
527 		case FLAG_AVM_PNP:
528 			ret = isic_attach_avm_pnp(PARM2);
529 			ret = 0;
530 			break;
531 #endif
532 
533 #ifdef SIEMENS_ISURF2
534 		case FLAG_SIEMENS_ISURF2:
535 			ret = isic_attach_siemens_isurf(PARM2);
536 			break;
537 #endif
538 
539 #ifdef ASUSCOM_IPAC
540 		case FLAG_ASUSCOM_IPAC:
541 			ret = isic_attach_asi(PARM2);
542 			break;
543 #endif
544 
545 #endif /* __FreeBSD__ / P&P specific part */
546 
547 		default:
548 			break;
549 	}
550 
551 	if(ret == 0)
552 		return(0);
553 
554 	if(sc->sc_ipac)
555 	{
556 		sc->sc_ipac_version = IPAC_READ(IPAC_ID);
557 
558 		switch(sc->sc_ipac_version)
559 		{
560 			case IPAC_V11:
561 			case IPAC_V12:
562 				break;
563 
564 			default:
565 				printf("%s: Error, IPAC version %d unknown!\n",
566 					sc->sc_dev.dv_xname, ret);
567 				return(0);
568 				break;
569 		}
570 	}
571 	else
572 	{
573 		sc->sc_isac_version = ((ISAC_READ(I_RBCH)) >> 5) & 0x03;
574 
575 		switch(sc->sc_isac_version)
576 		{
577 			case ISAC_VA:
578 			case ISAC_VB1:
579 			case ISAC_VB2:
580 			case ISAC_VB3:
581 				break;
582 
583 			default:
584 				printf(ISIC_FMT "Error, ISAC version %d unknown!\n",
585 				ISIC_PARM, sc->sc_isac_version);
586 				return(0);
587 				break;
588 		}
589 
590 		sc->sc_hscx_version = HSCX_READ(0, H_VSTR) & 0xf;
591 
592 		switch(sc->sc_hscx_version)
593 		{
594 			case HSCX_VA1:
595 			case HSCX_VA2:
596 			case HSCX_VA3:
597 			case HSCX_V21:
598 				break;
599 
600 			default:
601 				printf(ISIC_FMT "Error, HSCX version %d unknown!\n",
602 					ISIC_PARM, sc->sc_hscx_version);
603 				return(0);
604 				break;
605 		}
606 	}
607 
608         sc->sc_intr_valid = ISIC_INTR_DISABLED;
609 
610 	/* HSCX setup */
611 
612 	isic_bchannel_setup(sc, HSCX_CH_A, BPROT_NONE, 0);
613 
614 	isic_bchannel_setup(sc, HSCX_CH_B, BPROT_NONE, 0);
615 
616 	/* setup linktab */
617 
618 	isic_init_linktab(sc);
619 
620 	/* set trace level */
621 
622 	sc->sc_trace = TRACE_OFF;
623 
624 	sc->sc_state = ISAC_IDLE;
625 
626 	sc->sc_ibuf = NULL;
627 	sc->sc_ib = NULL;
628 	sc->sc_ilen = 0;
629 
630 	sc->sc_obuf = NULL;
631 	sc->sc_op = NULL;
632 	sc->sc_ol = 0;
633 	sc->sc_freeflag = 0;
634 
635 	sc->sc_obuf2 = NULL;
636 	sc->sc_freeflag2 = 0;
637 
638 	/* announce manufacturer and card type */
639 
640 	switch(FLAGS)
641 	{
642 		case FLAG_TELES_S0_8:
643 			drvid = "Teles S0/8 or Niccy 1008";
644 			break;
645 
646 		case FLAG_TELES_S0_16:
647 			drvid = "Teles S0/16, Creatix ISDN S0-16 or Niccy 1016";
648 			break;
649 
650 		case FLAG_TELES_S0_163:
651 			drvid = "Teles S0/16.3";
652 			break;
653 
654 		case FLAG_AVM_A1:
655 			drvid = "AVM A1 or AVM Fritz!Card";
656 			break;
657 
658 		case FLAG_AVM_A1_PCMCIA:
659 			drvid = "AVM PCMCIA Fritz!Card";
660 			break;
661 
662 		case FLAG_TELES_S0_163_PnP:
663 			drvid = "Teles S0/PnP";
664 			break;
665 
666 		case FLAG_CREATIX_S0_PnP:
667 			drvid = "Creatix ISDN S0-16 P&P";
668 			break;
669 
670 		case FLAG_USR_ISDN_TA_INT:
671 			drvid = "USRobotics Sportster ISDN TA intern";
672 			break;
673 
674 		case FLAG_DRN_NGO:
675 			drvid = "Dr. Neuhaus NICCY Go@";
676 			break;
677 
678 		case FLAG_DYNALINK:
679 			drvid = "Dynalink IS64PH";
680 			break;
681 
682 		case FLAG_SWS:
683 			drvid = "Sedlbauer WinSpeed";
684 			break;
685 
686 		case FLAG_BLMASTER:
687 			/* board announcement was done by caller */
688 			drvid = (char *)0;
689 			break;
690 
691 		case FLAG_ELSA_QS1P_ISA:
692 			drvid = "ELSA QuickStep 1000pro (ISA)";
693 			break;
694 
695 		case FLAG_ITK_IX1:
696 			drvid = "ITK ix1 micro";
697 			break;
698 
699 		case FLAG_ELSA_PCC16:
700 			drvid = "ELSA PCC-16";
701 			break;
702 
703 		case FLAG_ASUSCOM_IPAC:
704 			drvid = "Asuscom ISDNlink 128K PnP";
705 			break;
706 
707 		case FLAG_SIEMENS_ISURF2:
708 			drvid = "Siemens I-Surf 2.0";
709 			break;
710 
711 		default:
712 			drvid = "ERROR, unknown flag used";
713 			break;
714 	}
715 #ifndef __FreeBSD__
716 	printf("\n");
717 #endif
718 	if (drvid)
719 		printf(ISIC_FMT "%s\n", ISIC_PARM, drvid);
720 
721 	/* announce chip versions */
722 
723 	if(sc->sc_ipac)
724 	{
725 		if(sc->sc_ipac_version == IPAC_V11)
726 			printf(ISIC_FMT "IPAC PSB2115 Version 1.1\n", ISIC_PARM);
727 		else
728 			printf(ISIC_FMT "IPAC PSB2115 Version 1.2\n", ISIC_PARM);
729 	}
730 	else
731 	{
732 		if(sc->sc_isac_version >= ISAC_UNKN)
733 		{
734 			printf(ISIC_FMT "ISAC Version UNKNOWN (VN=0x%x)" TERMFMT,
735 					ISIC_PARM,
736 					sc->sc_isac_version);
737 			sc->sc_isac_version = ISAC_UNKN;
738 		}
739 		else
740 		{
741 			printf(ISIC_FMT "ISAC %s (IOM-%c)" TERMFMT,
742 					ISIC_PARM,
743 					ISACversion[sc->sc_isac_version],
744 					sc->sc_bustyp == BUS_TYPE_IOM1 ? '1' : '2');
745 		}
746 
747 #ifdef __FreeBSD__
748 		printf("(Addr=0x%lx)\n", (u_long)ISAC_BASE);
749 #endif
750 
751 		if(sc->sc_hscx_version >= HSCX_UNKN)
752 		{
753 			printf(ISIC_FMT "HSCX Version UNKNOWN (VN=0x%x)" TERMFMT,
754 					ISIC_PARM,
755 					sc->sc_hscx_version);
756 			sc->sc_hscx_version = HSCX_UNKN;
757 		}
758 		else
759 		{
760 			printf(ISIC_FMT "HSCX %s" TERMFMT,
761 					ISIC_PARM,
762 					HSCXversion[sc->sc_hscx_version]);
763 		}
764 
765 #ifdef __FreeBSD__
766 		printf("(AddrA=0x%lx, AddrB=0x%lx)\n", (u_long)HSCX_A_BASE, (u_long)HSCX_B_BASE);
767 
768 #endif /* __FreeBSD__ */
769 	}
770 
771 #ifdef __FreeBSD__
772 	next_isic_unit++;
773 
774 #if defined(__FreeBSD_version) && __FreeBSD_version >= 300003
775 
776 	/* set the interrupt handler - no need to change isa_device.h */
777 	dev->id_intr = (inthand2_t *)isicintr;
778 
779 #endif
780 
781 #endif /* __FreeBSD__ */
782 
783 	/* init higher protocol layers */
784 	isic_attach_bri(sc, drvid, &isic_std_driver);
785 
786 	return(1);
787 #undef PARM
788 #undef FLAGS
789 }
790 
791 /*
792  * Attach the card
793  */
794 static void
isic_isa_attach(parent,self,aux)795 isic_isa_attach(parent, self, aux)
796 	struct device *parent, *self;
797 	void *aux;
798 {
799 	struct isic_softc *sc = (void *)self;
800 	struct isa_attach_args *ia = aux;
801 	int flags = sc->sc_dev.dv_cfdata->cf_flags;
802 	int ret = 0, iobase, iosize, maddr, msize;
803 	struct isic_attach_args args;
804 
805 	if (ia->ipa_nio > 0) {
806 		iobase = ia->ipa_io[0].base;
807 		iosize = ia->ipa_io[0].length;
808 	} else {
809 		iobase = ISACF_PORT_DEFAULT;
810 		iosize = 0;
811 	}
812 	if (ia->ipa_nmem > 0) {
813 		maddr = ia->ipa_mem[0].base;
814 		msize = ia->ipa_mem[0].length;
815 	} else {
816 		maddr = ISACF_IOMEM_DEFAULT;
817 		msize = 0;
818 	}
819 
820 	/* Setup parameters */
821 	sc->sc_irq = ia->ipa_irq[0].num;
822 	sc->sc_maddr = maddr;
823 	sc->sc_num_mappings = 0;
824 	sc->sc_maps = NULL;
825 	switch(flags)
826 	{
827 		case FLAG_TELES_S0_8:
828 		case FLAG_TELES_S0_16:
829 		case FLAG_TELES_S0_163:
830 		case FLAG_AVM_A1:
831 		case FLAG_USR_ISDN_TA_INT:
832 			setup_io_map(flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
833 					&(sc->sc_num_mappings), NULL, NULL, NULL);
834 			MALLOC_MAPS(sc);
835 			setup_io_map(flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
836 					&(sc->sc_num_mappings), &(sc->sc_maps[0]), NULL, NULL);
837 			break;
838 
839 		default:
840 			/* No card type given, try to figure ... */
841 
842 			/* setup MI attach args */
843 			memset(&args, 0, sizeof(args));
844 			args.ia_flags = flags;
845 
846 			/* Probe cards */
847 			if (iobase == ISACF_PORT_DEFAULT) {
848 				ret = 0;
849 #ifdef ISICISA_TEL_S0_8
850 				/* only Teles S0/8 will work without IO */
851 				args.ia_flags = FLAG_TELES_S0_8;
852 				setup_io_map(args.ia_flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
853 					&args.ia_num_mappings, &args.ia_maps[0], NULL, NULL);
854 				ret = isic_probe_s08(&args);
855 				if (ret)
856 					goto found;
857 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
858 #endif /* ISICISA_TEL_S0_8 */
859 			} else if (maddr == ISACF_IOMEM_DEFAULT) {
860 				/* no shared memory, only a 16.3 based card,
861 				   AVM A1, the usr sportster or an ITK would work */
862 				ret = 0;
863 #ifdef	ISICISA_TEL_S0_16_3
864 				args.ia_flags = FLAG_TELES_S0_163;
865 				setup_io_map(args.ia_flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
866 					&args.ia_num_mappings, &args.ia_maps[0], NULL, NULL);
867 				ret = isic_probe_s0163(&args);
868 				if (ret)
869 					goto found;
870 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
871 #endif /* ISICISA_TEL_S0_16_3 */
872 #ifdef ISICISA_AVM_A1
873 				args.ia_flags = FLAG_AVM_A1;
874 				setup_io_map(args.ia_flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
875 					&args.ia_num_mappings, &args.ia_maps[0], NULL, NULL);
876 				ret = isic_probe_avma1(&args);
877  				if (ret)
878  					goto found;
879  				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
880 #endif /* ISICISA_AVM_A1 */
881 #ifdef ISICISA_USR_STI
882  				args.ia_flags = FLAG_USR_ISDN_TA_INT;
883  				setup_io_map(args.ia_flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
884  					&args.ia_num_mappings, &args.ia_maps[0], NULL, NULL);
885  				ret = isic_probe_usrtai(&args);
886 				if (ret)
887 					goto found;
888 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
889 #endif /* ISICISA_USR_STI */
890 #ifdef ISICISA_ITKIX1
891  				args.ia_flags = FLAG_ITK_IX1;
892  				setup_io_map(args.ia_flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
893  					&args.ia_num_mappings, &args.ia_maps[0], NULL, NULL);
894  				ret = isic_probe_itkix1(&args);
895 				if (ret)
896 					goto found;
897 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
898 #endif /* ISICISA_ITKIX1 */
899 			} else {
900 				/* could be anything */
901 				ret = 0;
902 #ifdef	ISICISA_TEL_S0_16_3
903 				args.ia_flags = FLAG_TELES_S0_163;
904 				setup_io_map(args.ia_flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
905 					&args.ia_num_mappings, &args.ia_maps[0], NULL, NULL);
906 				ret = isic_probe_s0163(&args);
907 				if (ret)
908 					goto found;
909 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
910 #endif	/* ISICISA_TEL_S0_16_3 */
911 #ifdef	ISICISA_TEL_S0_16
912 				args.ia_flags = FLAG_TELES_S0_16;
913 				setup_io_map(args.ia_flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
914 					&args.ia_num_mappings, &args.ia_maps[0], NULL, NULL);
915 				ret = isic_probe_s016(&args);
916 				if (ret)
917 					goto found;
918 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
919 #endif /* ISICISA_TEL_S0_16 */
920 #ifdef ISICISA_AVM_A1
921 				args.ia_flags = FLAG_AVM_A1;
922 				setup_io_map(args.ia_flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
923 					&args.ia_num_mappings, &args.ia_maps[0], NULL, NULL);
924 				ret = isic_probe_avma1(&args);
925 				if (ret)
926 					goto found;
927 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
928 #endif /* ISICISA_AVM_A1 */
929 #ifdef ISICISA_TEL_S0_8
930 				args.ia_flags = FLAG_TELES_S0_8;
931 				setup_io_map(args.ia_flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
932 					&args.ia_num_mappings, &args.ia_maps[0], NULL, NULL);
933 				ret = isic_probe_s08(&args);
934 				if (ret)
935 					goto found;
936 				args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
937 #endif /* ISICISA_TEL_S0_8 */
938 			}
939 			break;
940 
941 		found:
942 			flags = args.ia_flags;
943 			sc->sc_num_mappings = args.ia_num_mappings;
944 			args_unmap(&args.ia_num_mappings, &args.ia_maps[0]);
945 			if (ret) {
946 				MALLOC_MAPS(sc);
947 				setup_io_map(flags, ia->ia_iot, ia->ia_memt, iobase, maddr,
948 					&(sc->sc_num_mappings), &(sc->sc_maps[0]), NULL, NULL);
949 			} else {
950 				printf(": could not determine card type - not configured!\n");
951 				return;
952 			}
953 			break;
954 	}
955 
956 #if defined(__OpenBSD__)
957 	isa_intr_establish(ia->ia_ic, ia->ia_irq, IST_EDGE,
958 		IPL_NET, isicintr, sc, sc->sc_dev.dv_xname);
959 
960 	/* MI initialization of card */
961 	isicattach(flags, sc);
962 
963 #else
964 
965 	/* MI initialization of card */
966 	isicattach(flags, sc);
967 
968 	/*
969 	 * Try to get a level-triggered interrupt first. If that doesn't
970 	 * work (like on NetBSD/Atari, try to establish an edge triggered
971 	 * interrupt.
972 	 */
973 	if (isa_intr_establish(ia->ia_ic, ia->ia_irq[0].ir_irq, IST_LEVEL,
974 				IPL_NET, isicintr, sc) == NULL) {
975 		if(isa_intr_establish(ia->ia_ic, ia->ia_irq[0].ir_irq, IST_EDGE,
976 				IPL_NET, isicintr, sc) == NULL) {
977 			args_unmap(&(sc->sc_num_mappings), &(sc->sc_maps[0]));
978 			free((sc)->sc_maps, M_DEVBUF);
979 		}
980 		else {
981 			/*
982 			 * XXX: This is a hack that probably needs to be
983 			 * solved by setting an interrupt type in the sc
984 			 * structure. I don't feel familiar enough with the
985 			 * code to do this currently. Feel free to contact
986 			 * me about it (leo@netbsd.org).
987 			 */
988 			isicintr(sc);
989 		}
990 	}
991 #endif
992 }
993 
994 /*
995  * Setup card specific io mapping. Return 0 on success,
996  * any other value on config error.
997  * Be prepared to get NULL as maps array.
998  * Make sure to keep *num_mappings in sync with the real
999  * mappings already setup when returning!
1000  */
1001 static int
setup_io_map(flags,iot,memt,iobase,maddr,num_mappings,maps,iosize,msize)1002 setup_io_map(flags, iot, memt, iobase, maddr, num_mappings, maps, iosize, msize)
1003 	int flags, *num_mappings, *iosize, *msize;
1004 	bus_size_t iobase, maddr;
1005 	bus_space_tag_t iot, memt;
1006 	struct isic_io_map *maps;
1007 {
1008 	/* nothing mapped yet */
1009 	*num_mappings = 0;
1010 
1011 	/* which resources do we need? */
1012 	switch(flags)
1013 	{
1014 		case FLAG_TELES_S0_8:
1015 			if (maddr == ISACF_IOMEM_DEFAULT) {
1016 				printf("isic: config error: no shared memory specified for Teles S0/8!\n");
1017 				return 1;
1018 			}
1019 			if (iosize) *iosize = 0;	/* no i/o ports */
1020 			if (msize) *msize = 0x1000;	/* shared memory size */
1021 
1022 			/* this card uses a single memory mapping */
1023 			if (maps == NULL) {
1024 				*num_mappings = 1;
1025 				return 0;
1026 			}
1027 			*num_mappings = 0;
1028 			maps[0].t = memt;
1029 			maps[0].offset = 0;
1030 			maps[0].size = 0x1000;
1031 			if (bus_space_map(maps[0].t, maddr,
1032 				maps[0].size, 0, &maps[0].h)) {
1033 				return 1;
1034 			}
1035 			(*num_mappings)++;
1036 			break;
1037 
1038 		case FLAG_TELES_S0_16:
1039 			if (iobase == ISACF_PORT_DEFAULT) {
1040 				printf("isic: config error: no i/o address specified for Teles S0/16!\n");
1041 				return 1;
1042 			}
1043 			if (maddr == ISACF_IOMEM_DEFAULT) {
1044 				printf("isic: config error: no shared memory specified for Teles S0/16!\n");
1045 				return 1;
1046 			}
1047 			if (iosize) *iosize = 8;	/* i/o ports */
1048 			if (msize) *msize = 0x1000;	/* shared memory size */
1049 
1050 			/* one io and one memory mapping */
1051 			if (maps == NULL) {
1052 				*num_mappings = 2;
1053 				return 0;
1054 			}
1055 			*num_mappings = 0;
1056 			maps[0].t = iot;
1057 			maps[0].offset = 0;
1058 			maps[0].size = 8;
1059 			if (bus_space_map(maps[0].t, iobase,
1060 				maps[0].size, 0, &maps[0].h)) {
1061 				return 1;
1062 			}
1063 			(*num_mappings)++;
1064 			maps[1].t = memt;
1065 			maps[1].offset = 0;
1066 			maps[1].size = 0x1000;
1067 			if (bus_space_map(maps[1].t, maddr,
1068 				maps[1].size, 0, &maps[1].h)) {
1069 				return 1;
1070 			}
1071 			(*num_mappings)++;
1072 			break;
1073 
1074 		case FLAG_TELES_S0_163:
1075 			if (iobase == ISACF_PORT_DEFAULT) {
1076 				printf("isic: config error: no i/o address specified for Teles S0/16!\n");
1077 				return 1;
1078 			}
1079 			if (iosize) *iosize = 8;	/* only some i/o ports shown */
1080 			if (msize) *msize = 0;		/* no shared memory */
1081 
1082 			/* Four io mappings: config, isac, 2 * hscx */
1083 			if (maps == NULL) {
1084 				*num_mappings = 4;
1085 				return 0;
1086 			}
1087 			*num_mappings = 0;
1088 			maps[0].t = iot;
1089 			maps[0].offset = 0;
1090 			maps[0].size = 8;
1091 			if (bus_space_map(maps[0].t, iobase,
1092 				maps[0].size, 0, &maps[0].h)) {
1093 				return 1;
1094 			}
1095 			(*num_mappings)++;
1096 			maps[1].t = iot;
1097 			maps[1].offset = 0;
1098 			maps[1].size = 0x40;	/* XXX - ??? */
1099 			if ((iobase - 0xd80 + 0x980) < 0 || (iobase - 0xd80 + 0x980) > 0x0ffff)
1100 				return 1;
1101 			if (bus_space_map(maps[1].t, iobase - 0xd80 + 0x980,
1102 				maps[1].size, 0, &maps[1].h)) {
1103 				return 1;
1104 			}
1105 			(*num_mappings)++;
1106 			maps[2].t = iot;
1107 			maps[2].offset = 0;
1108 			maps[2].size = 0x40;	/* XXX - ??? */
1109 			if ((iobase - 0xd80 + 0x180) < 0 || (iobase - 0xd80 + 0x180) > 0x0ffff)
1110 				return 1;
1111 			if (bus_space_map(maps[2].t, iobase - 0xd80 + 0x180,
1112 				maps[2].size, 0, &maps[2].h)) {
1113 				return 1;
1114 			}
1115 			(*num_mappings)++;
1116 			maps[3].t = iot;
1117 			maps[3].offset = 0;
1118 			maps[3].size = 0x40;	/* XXX - ??? */
1119 			if ((iobase - 0xd80 + 0x580) < 0 || (iobase - 0xd80 + 0x580) > 0x0ffff)
1120 				return 1;
1121 			if (bus_space_map(maps[3].t, iobase - 0xd80 + 0x580,
1122 				maps[3].size, 0, &maps[3].h)) {
1123 				return 1;
1124 			}
1125 			(*num_mappings)++;
1126 			break;
1127 
1128 		case FLAG_AVM_A1:
1129 			if (iobase == ISACF_PORT_DEFAULT) {
1130 				printf("isic: config error: no i/o address specified for AVM A1/Fritz! card!\n");
1131 				return 1;
1132 			}
1133 			if (iosize) *iosize = 8;	/* only some i/o ports shown */
1134 			if (msize) *msize = 0;		/* no shared memory */
1135 
1136 			/* Seven io mappings: config, isac, 2 * hscx,
1137 			   isac-fifo, 2 * hscx-fifo */
1138 			if (maps == NULL) {
1139 				*num_mappings = 7;
1140 				return 0;
1141 			}
1142 			*num_mappings = 0;
1143 			maps[0].t = iot;	/* config */
1144 			maps[0].offset = 0;
1145 			maps[0].size = 8;
1146 			if ((iobase + 0x1800) < 0 || (iobase + 0x1800) > 0x0ffff)
1147 				return 1;
1148 			if (bus_space_map(maps[0].t, iobase + 0x1800, maps[0].size, 0, &maps[0].h))
1149 				return 1;
1150 			(*num_mappings)++;
1151 			maps[1].t = iot;	/* isac */
1152 			maps[1].offset = 0;
1153 			maps[1].size = 0x80;	/* XXX - ??? */
1154 			if ((iobase + 0x1400 - 0x20) < 0 || (iobase + 0x1400 - 0x20) > 0x0ffff)
1155 				return 1;
1156 			if (bus_space_map(maps[1].t, iobase + 0x1400 - 0x20, maps[1].size, 0, &maps[1].h))
1157 				return 1;
1158 			(*num_mappings)++;
1159 			maps[2].t = iot;	/* hscx 0 */
1160 			maps[2].offset = 0;
1161 			maps[2].size = 0x40;	/* XXX - ??? */
1162 			if ((iobase + 0x400 - 0x20) < 0 || (iobase + 0x400 - 0x20) > 0x0ffff)
1163 				return 1;
1164 			if (bus_space_map(maps[2].t, iobase + 0x400 - 0x20, maps[2].size, 0, &maps[2].h))
1165 				return 1;
1166 			(*num_mappings)++;
1167 			maps[3].t = iot;	/* hscx 1 */
1168 			maps[3].offset = 0;
1169 			maps[3].size = 0x40;	/* XXX - ??? */
1170 			if ((iobase + 0xc00 - 0x20) < 0 || (iobase + 0xc00 - 0x20) > 0x0ffff)
1171 				return 1;
1172 			if (bus_space_map(maps[3].t, iobase + 0xc00 - 0x20, maps[3].size, 0, &maps[3].h))
1173 				return 1;
1174 			(*num_mappings)++;
1175 			maps[4].t = iot;	/* isac-fifo */
1176 			maps[4].offset = 0;
1177 			maps[4].size = 1;
1178 			if ((iobase + 0x1400 - 0x20 -0x3e0) < 0 || (iobase + 0x1400 - 0x20 -0x3e0) > 0x0ffff)
1179 				return 1;
1180 			if (bus_space_map(maps[4].t, iobase + 0x1400 - 0x20 -0x3e0, maps[4].size, 0, &maps[4].h))
1181 				return 1;
1182 			(*num_mappings)++;
1183 			maps[5].t = iot;	/* hscx 0 fifo */
1184 			maps[5].offset = 0;
1185 			maps[5].size = 1;
1186 			if ((iobase + 0x400 - 0x20 -0x3e0) < 0 || (iobase + 0x400 - 0x20 -0x3e0) > 0x0ffff)
1187 				return 1;
1188 			if (bus_space_map(maps[5].t, iobase + 0x400 - 0x20 -0x3e0, maps[5].size, 0, &maps[5].h))
1189 				return 1;
1190 			(*num_mappings)++;
1191 			maps[6].t = iot;	/* hscx 1 fifo */
1192 			maps[6].offset = 0;
1193 			maps[6].size = 1;
1194 			if ((iobase + 0xc00 - 0x20 -0x3e0) < 0 || (iobase + 0xc00 - 0x20 -0x3e0) > 0x0ffff)
1195 				return 1;
1196 			if (bus_space_map(maps[6].t, iobase + 0xc00 - 0x20 -0x3e0, maps[6].size, 0, &maps[6].h))
1197 				return 1;
1198 			(*num_mappings)++;
1199 			break;
1200 
1201 		case FLAG_USR_ISDN_TA_INT:
1202 			if (iobase == ISACF_PORT_DEFAULT) {
1203 				printf("isic: config error: no I/O base specified for USR Sportster TA intern!\n");
1204 				return 1;
1205 			}
1206 			if (iosize) *iosize = 8;	/* scattered ports, only some shown */
1207 			if (msize) *msize = 0;		/* no shared memory */
1208 
1209 			/* 49 io mappings: 1 config and 48x8 registers */
1210 			if (maps == NULL) {
1211 				*num_mappings = 49;
1212 				return 0;
1213 			}
1214 			*num_mappings = 0;
1215 			{
1216 				int i, num;
1217 				bus_size_t base;
1218 
1219 				/* config at offset 0x8000 */
1220 				base = iobase + 0x8000;
1221 				maps[0].size = 1;
1222 				maps[0].t = iot;
1223 				maps[0].offset = 0;
1224 				if (base < 0 || base > 0x0ffff)
1225 					return 1;
1226 				if (bus_space_map(iot, base, 1, 0, &maps[0].h)) {
1227 					return 1;
1228 				}
1229 				*num_mappings = num = 1;
1230 
1231 				/* HSCX A at offset 0 */
1232 				base = iobase;
1233 				for (i = 0; i < 16; i++) {
1234 					maps[num].size = 8;
1235 					maps[num].offset = 0;
1236 					maps[num].t = iot;
1237 					if (base+i*1024 < 0 || base+i*1024+8 > 0x0ffff)
1238 						return 1;
1239 					if (bus_space_map(iot, base+i*1024, 8, 0, &maps[num].h)) {
1240 						return 1;
1241 					}
1242 					*num_mappings = ++num;
1243 				}
1244 				/* HSCX B at offset 0x4000 */
1245 				base = iobase + 0x4000;
1246 				for (i = 0; i < 16; i++) {
1247 					maps[num].size = 8;
1248 					maps[num].offset = 0;
1249 					maps[num].t = iot;
1250 					if (base+i*1024 < 0 || base+i*1024+8 > 0x0ffff)
1251 						return 1;
1252 					if (bus_space_map(iot, base+i*1024, 8, 0, &maps[num].h)) {
1253 						return 1;
1254 					}
1255 					*num_mappings = ++num;
1256 				}
1257 				/* ISAC at offset 0xc000 */
1258 				base = iobase + 0xc000;
1259 				for (i = 0; i < 16; i++) {
1260 					maps[num].size = 8;
1261 					maps[num].offset = 0;
1262 					maps[num].t = iot;
1263 					if (base+i*1024 < 0 || base+i*1024+8 > 0x0ffff)
1264 						return 1;
1265 					if (bus_space_map(iot, base+i*1024, 8, 0, &maps[num].h)) {
1266 						return 1;
1267 					}
1268 					*num_mappings = ++num;
1269 				}
1270 			}
1271 			break;
1272 
1273 		case FLAG_ITK_IX1:
1274 			if (iobase == ISACF_PORT_DEFAULT) {
1275 				printf("isic: config error: no I/O base specified for ITK ix1 micro!\n");
1276 				return 1;
1277 			}
1278 			if (iosize) *iosize = 4;
1279 			if (msize) *msize = 0;
1280 			if (maps == NULL) {
1281 				*num_mappings = 1;
1282 				return 0;
1283 			}
1284 			*num_mappings = 0;
1285 			maps[0].size = 4;
1286 			maps[0].t = iot;
1287 			maps[0].offset = 0;
1288 			if (bus_space_map(iot, iobase, 4, 0, &maps[0].h)) {
1289 				return 1;
1290 			}
1291 			*num_mappings = 1;
1292   			break;
1293 
1294 		default:
1295 			printf("isic: config error: flags do not specify any known card!\n");
1296 			return 1;
1297 			break;
1298 	}
1299 
1300 	return 0;
1301 }
1302 
1303 static void
args_unmap(num_mappings,maps)1304 args_unmap(num_mappings, maps)
1305 	int *num_mappings;
1306 	struct isic_io_map *maps;
1307 {
1308 	int i, n;
1309 	for (i = 0, n = *num_mappings; i < n; i++)
1310         	if (maps[i].size)
1311 			bus_space_unmap(maps[i].t, maps[i].h, maps[i].size);
1312 	*num_mappings = 0;
1313 }
1314