xref: /freebsd/usr.sbin/dumpcis/printcis.c (revision c1d393d2076cb7b9e9d7dac0e5a93a0ff972dd54)
1 /*
2  * Copyright (c) 1995 Andrew McRae.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  * 3. The name of the author may not be used to endorse or promote products
13  *    derived from this software without specific prior written permission.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 
27 #ifndef lint
28 static const char rcsid[] =
29   "$FreeBSD$";
30 #endif /* not lint */
31 
32 /*
33  * Code cleanup, bug-fix and extension
34  * by Tatsumi Hosokawa <hosokawa@mt.cs.keio.ac.jp>
35  */
36 
37 #include <err.h>
38 #include <stdio.h>
39 #include <stdlib.h>
40 #include <string.h>
41 #include <unistd.h>
42 #include <sys/ioctl.h>
43 
44 #include <pccard/cardinfo.h>
45 #include <pccard/cis.h>
46 
47 #include "readcis.h"
48 
49 static void   dump_config_map(struct tuple *tp);
50 static void   dump_cis_config(struct tuple *tp);
51 static void   dump_other_cond(u_char *p, int len);
52 static void   dump_device_desc(u_char *p, int len, const char *type);
53 static void   dump_info_v1(u_char *p, int len);
54 static void   dump_longlink_mfc(u_char *p, int len);
55 static void   dump_bar(u_char *p, int len);
56 static void   dump_device_geo(u_char *p, int len);
57 static void   dump_func_id(u_char *p);
58 static void   dump_serial_ext(u_char *p, int len);
59 static void   dump_disk_ext(u_char *p, int len);
60 static void   dump_network_ext(u_char *p, int len);
61 static void   dump_info_v2(u_char *p, int len);
62 static void   dump_org(u_char *p, int len);
63 
64 void
65 dumpcis(struct cis *cp)
66 {
67 	struct tuple *tp;
68 	struct tuple_list *tl;
69 	int     count = 0, sz, ad, i;
70 	u_char *p;
71 	int func = 0;
72 
73 	for (tl = cp->tlist; tl; tl = tl->next)
74 		for (tp = tl->tuples; tp; tp = tp->next) {
75 			printf("Tuple #%d, code = 0x%x (%s), length = %d\n",
76 			    ++count, tp->code, tuple_name(tp->code), tp->length);
77 			p = tp->data;
78 			sz = tp->length;
79 			ad = 0;
80 			while (sz > 0) {
81 				printf("    %03x: ", ad);
82 				for (i = 0; i < ((sz < 16) ? sz : 16); i++)
83 					printf(" %02x", p[i]);
84 				printf("\n");
85 				sz -= 16;
86 				p += 16;
87 				ad += 16;
88 			}
89 			switch (tp->code) {
90 			default:
91 				break;
92 			case CIS_MEM_COMMON:	/* 0x01 */
93 				dump_device_desc(tp->data, tp->length, "Common");
94 				break;
95 			case CIS_CONF_MAP_CB:	/* 0x04 */
96 				dump_config_map(tp);
97 				break;
98 			case CIS_CONFIG_CB:	/* 0x05 */
99 				dump_cis_config(tp);
100 				break;
101 			case CIS_LONGLINK_MFC:	/* 0x06 */
102 				dump_longlink_mfc(tp->data, tp->length);
103 				break;
104 			case CIS_BAR:		/* 0x07 */
105 				dump_bar(tp->data, tp->length);
106 				break;
107 			case CIS_CHECKSUM:	/* 0x10 */
108 				printf("\tChecksum from offset %d, length %d, value is 0x%x\n",
109 				       tpl16(tp->data),
110 				       tpl16(tp->data + 2),
111 				       tp->data[4]);
112 				break;
113 			case CIS_LONGLINK_A:	/* 0x11 */
114 				printf("\tLong link to attribute memory, address 0x%x\n",
115 				       tpl32(tp->data));
116 				break;
117 			case CIS_LONGLINK_C:	/* 0x12 */
118 				printf("\tLong link to common memory, address 0x%x\n",
119 				       tpl32(tp->data));
120 				break;
121 			case CIS_INFO_V1:	/* 0x15 */
122 				dump_info_v1(tp->data, tp->length);
123 				break;
124 			case CIS_ALTSTR:	/* 0x16 */
125 				break;
126 			case CIS_MEM_ATTR:	/* 0x17 */
127 				dump_device_desc(tp->data, tp->length, "Attribute");
128 				break;
129 			case CIS_JEDEC_C:	/* 0x18 */
130 			case CIS_JEDEC_A:	/* 0x19 */
131 				break;
132 			case CIS_CONF_MAP:	/* 0x1A */
133 				dump_config_map(tp);
134 				break;
135 			case CIS_CONFIG:	/* 0x1B */
136 				dump_cis_config(tp);
137 				break;
138 			case CIS_DEVICE_OC:	/* 0x1C */
139 			case CIS_DEVICE_OA:	/* 0x1D */
140 				dump_other_cond(tp->data, tp->length);
141 				break;
142 			case CIS_DEVICEGEO:	/* 0x1E */
143 			case CIS_DEVICEGEO_A:	/* 0x1F */
144 				dump_device_geo(tp->data, tp->length);
145 				break;
146 			case CIS_MANUF_ID:	/* 0x20 */
147 				printf("\tPCMCIA ID = 0x%x, OEM ID = 0x%x\n",
148 				       tpl16(tp->data),
149 				       tpl16(tp->data + 2));
150 				break;
151 			case CIS_FUNC_ID:	/* 0x21 */
152 				func = tp->data[0];
153 				dump_func_id(tp->data);
154 				break;
155 			case CIS_FUNC_EXT:	/* 0x22 */
156 				switch (func) {
157 				case 2:
158 					dump_serial_ext(tp->data, tp->length);
159 					break;
160 				case 4:
161 					dump_disk_ext(tp->data, tp->length);
162 					break;
163 				case 6:
164 					dump_network_ext(tp->data, tp->length);
165 					break;
166 				}
167 				break;
168 			case CIS_VERS_2:	/* 0x40 */
169 				dump_info_v2(tp->data, tp->length);
170 				break;
171 			case CIS_ORG:		/* 0x46 */
172 				dump_org(tp->data, tp->length);
173 				break;
174 			}
175 		}
176 }
177 
178 /*
179  *	CIS_CONF_MAP   : Dump configuration map tuple.
180  *	CIS_CONF_MAP_CB: Dump configuration map for CardBus
181  */
182 static void
183 dump_config_map(struct tuple *tp)
184 {
185 	u_char *p = tp->data, x;
186 	int     rlen, mlen = 0;
187 	int     i;
188 
189 	rlen = (p[0] & 3) + 1;
190 	if (tp->code == CIS_CONF_MAP)
191 		mlen = ((p[0] >> 2) & 3) + 1;
192 	if (tp->length < rlen + mlen + 2) {
193 		printf("\tWrong length for configuration map tuple\n");
194 		return;
195 	}
196 	printf("\tReg len = %d, config register addr = 0x%x, last config = 0x%x\n",
197 	       rlen, parse_num(rlen | 0x10, p + 2, &p, 0), p[1]);
198 	if (mlen) {
199 		printf("\tRegisters: ");
200 		for (i = 0; i < mlen; i++, p++) {
201 			for (x = 0x1; x; x <<= 1)
202 				printf("%c", x & *p ? 'X' : '-');
203 			putchar(' ');
204 		}
205 	}
206 	i = tp->length - (rlen + mlen + 2);
207 	if (i) {
208 		if (!mlen)
209 			putchar('\t');
210 		printf("%d bytes in subtuples", i);
211 	}
212 	if (mlen || i)
213 		putchar('\n');
214 }
215 
216 /*
217  *	Dump power descriptor.
218  *	call from dump_cis_config()
219  */
220 static int
221 print_pwr_desc(u_char *p)
222 {
223 	int     len = 1, i;
224 	u_char mask;
225 	const char  **expp;
226 	static const char *pname[] =
227 	{"Nominal operating supply voltage",
228 	 "Minimum operating supply voltage",
229 	 "Maximum operating supply voltage",
230 	 "Continuous supply current",
231 	 "Max current average over 1 second",
232 	 "Max current average over 10 ms",
233 	 "Power down supply current",
234 	 "Reserved"
235 	};
236 	static const char *vexp[] =
237 	{"10uV", "100uV", "1mV", "10mV", "100mV", "1V", "10V", "100V"};
238 	static const char *cexp[] =
239 	{"10nA", "1uA", "10uA", "100uA", "1mA", "10mA", "100mA", "1A"};
240 	static const char *mant[] =
241 	{"1", "1.2", "1.3", "1.5", "2", "2.5", "3", "3.5", "4", "4.5",
242 	"5", "5.5", "6", "7", "8", "9"};
243 
244 	mask = *p++;
245 	expp = vexp;
246 	for (i = 0; i < 8; i++)
247 		if (mask & (1 << i)) {
248 			len++;
249 			if (i >= 3)
250 				expp = cexp;
251 			printf("\t\t%s: ", pname[i]);
252 			printf("%s x %s",
253 			    mant[(*p >> 3) & 0xF],
254 			    expp[*p & 7]);
255 			while (*p & 0x80) {
256 				len++;
257 				p++;
258 				printf(", ext = 0x%x", *p);
259 			}
260 			printf("\n");
261 			p++;
262 		}
263 	return (len);
264 }
265 
266 /*
267  *	print_ext_speed - Print extended speed.
268  *	call from dump_cis_config(), dump_device_desc()
269  */
270 static void
271 print_ext_speed(u_char x, int scale)
272 {
273 	static const char *mant[] =
274 	{"Reserved", "1.0", "1.2", "1.3", "1.5", "2.0", "2.5", "3.0",
275 	"3.5", "4.0", "4.5", "5.0", "5.5", "6.0", "7.0", "8.0"};
276 	static const char *exp[] =
277 	{"1 ns", "10 ns", "100 ns", "1 us", "10 us", "100 us",
278 	"1 ms", "10 ms"};
279 	static const char *scale_name[] =
280 	{"None", "10", "100", "1,000", "10,000", "100,000",
281 	"1,000,000", "10,000,000"};
282 
283 	printf("Speed = %s x %s", mant[(x >> 3) & 0xF], exp[x & 7]);
284 	if (scale)
285 		printf(", scaled by %s", scale_name[scale & 7]);
286 }
287 
288 /*
289  *	Print variable length value.
290  *	call from print_io_map(), print_mem_map()
291  */
292 static int
293 print_num(int sz, const char *fmt, u_char *p, int ofs)
294 {
295 	switch (sz) {
296 	case 0:
297 	case 0x10:
298 		return 0;
299 	case 1:
300 	case 0x11:
301 		printf(fmt, *p + ofs);
302 		return 1;
303 	case 2:
304 	case 0x12:
305 		printf(fmt, tpl16(p) + ofs);
306 		return 2;
307 	case 0x13:
308 		printf(fmt, tpl24(p) + ofs);
309 		return 3;
310 	case 3:
311 	case 0x14:
312 		printf(fmt, tpl32(p) + ofs);
313 		return 4;
314 	}
315 	errx(1, "print_num(0x%x): Illegal arguments", sz);
316 /*NOTREACHED*/
317 }
318 
319 /*
320  *	Print I/O mapping sub-tuple.
321  *	call from dump_cis_config()
322  */
323 static u_char *
324 print_io_map(u_char *p, u_char *q)
325 {
326 	int i, j;
327 	u_char c;
328 
329 	if (q <= p)
330 		goto err;
331 	if (CIS_IO_ADDR(*p))	/* I/O address line */
332 		printf("\tCard decodes %d address lines",
333 			CIS_IO_ADDR(*p));
334 	else
335 		printf("\tCard provides address decode");
336 
337 	/* 8/16 bit I/O */
338 	switch (*p & (CIS_IO_8BIT | CIS_IO_16BIT)) {
339 	case CIS_IO_8BIT:
340 		printf(", 8 Bit I/O only");
341 		break;
342 	case CIS_IO_16BIT:
343 		printf(", limited 8/16 Bit I/O");
344 		break;
345 	case (CIS_IO_8BIT | CIS_IO_16BIT):
346 		printf(", full 8/16 Bit I/O");
347 		break;
348 	}
349 	putchar('\n');
350 
351 	/* I/O block sub-tuple exist */
352 	if (*p++ & CIS_IO_RANGE) {
353 		if (q <= p)
354 			goto err;
355 		c = *p++;
356 		/* calculate byte length */
357 		j = CIS_IO_ADSZ(c) + CIS_IO_BLKSZ(c);
358 		if (CIS_IO_ADSZ(c) == 3)
359 			j++;
360 		if (CIS_IO_BLKSZ(c) == 3)
361 			j++;
362 		/* number of I/O block sub-tuples */
363 		for (i = 0; i <= CIS_IO_BLKS(c); i++) {
364 			if (q - p < j)
365 				goto err;
366 			printf("\t\tI/O address # %d: ", i + 1);
367 			/* start block address */
368 			p += print_num(CIS_IO_ADSZ(c),
369 				       "block start = 0x%x", p, 0);
370 			/* block size */
371 			p += print_num(CIS_IO_BLKSZ(c),
372 				       " block length = 0x%x", p, 1);
373 			putchar('\n');
374 		}
375 	}
376 	return p;
377 
378  err:	/* warning */
379 	printf("\tWrong length for I/O mapping sub-tuple\n");
380 	return p;
381 }
382 
383 /*
384  *	Print IRQ sub-tuple.
385  *	call from dump_cis_config()
386  */
387 static u_char *
388 print_irq_map(u_char *p, u_char *q)
389 {
390 	int i, j;
391 	u_char c;
392 
393 	if (q <= p)
394 		goto err;
395 	printf("\t\tIRQ modes:");
396 	c = ' ';
397 	if (*p & CIS_IRQ_LEVEL) { /* Level triggered interrupts */
398 		printf(" Level");
399 		c = ',';
400 	}
401 	if (*p & CIS_IRQ_PULSE) { /* Pulse triggered requests */
402 		printf("%c Pulse", c);
403 		c = ',';
404 	}
405 	if (*p & CIS_IRQ_SHARING) /* Interrupt sharing */
406 		printf("%c Shared", c);
407 	putchar('\n');
408 
409 	/* IRQ mask values exist */
410 	if (*p & CIS_IRQ_MASK) {
411 		if (q - p < 3)
412 			goto err;
413 		i = tpl16(p + 1); /* IRQ mask */
414 		printf("\t\tIRQs: ");
415 		if (*p & 1)
416 			printf(" NMI");
417 		if (*p & 0x2)
418 			printf(" IOCK");
419 		if (*p & 0x4)
420 			printf(" BERR");
421 		if (*p & 0x8)
422 			printf(" VEND");
423 		for (j = 0; j < 16; j++)
424 			if (i & (1 << j))
425 				printf(" %d", j);
426 		putchar('\n');
427 		p += 3;
428 	} else {
429 		printf("\t\tIRQ level = %d\n", CIS_IRQ_IRQN(*p));
430 		p++;
431 	}
432 	return p;
433 
434  err:	/* warning */
435 	printf("\tWrong length for IRQ sub-tuple\n");
436 	return p;
437 }
438 
439 /*
440  *	Print memory map sub-tuple.
441  *	call from dump_cis_config()
442  */
443 static u_char *
444 print_mem_map(u_char feat, u_char *p, u_char *q)
445 {
446 	int i, j;
447 	u_char c;
448 
449 	switch (CIS_FEAT_MEMORY(feat)) {
450 
451 	case CIS_FEAT_MEM_NONE:	/* No memory block */
452 		break;
453 	case CIS_FEAT_MEM_LEN:	/* Specify memory length */
454 		if (q - p < 2)
455 			goto err;
456 		printf("\tMemory space length = 0x%x\n", tpl16(p));
457 		p += 2;
458 		break;
459 	case CIS_FEAT_MEM_ADDR:	/* Memory address and length */
460 		if (q - p < 4)
461 			goto err;
462 		printf("\tMemory space address = 0x%x, length = 0x%x\n",
463 		       tpl16(p + 2), tpl16(p));
464 		p += 4;
465 		break;
466 	case CIS_FEAT_MEM_WIN:	/* Memory descriptors. */
467 		if (q <= p)
468 			goto err;
469 		c = *p++;
470 		/* calculate byte length */
471 		j = CIS_MEM_LENSZ(c) + CIS_MEM_ADDRSZ(c);
472 		if (c & CIS_MEM_HOST)
473 			j += CIS_MEM_ADDRSZ(c);
474 		/* number of memory block */
475 		for (i = 0; i < CIS_MEM_WINS(c); i++) {
476 			if (q - p < j)
477 				goto err;
478 			printf("\tMemory descriptor %d\n\t\t", i + 1);
479 			/* memory length */
480 			p += print_num(CIS_MEM_LENSZ(c) | 0x10,
481 				       " blk length = 0x%x00", p, 0);
482 			/* card address */
483 			p += print_num(CIS_MEM_ADDRSZ(c) | 0x10,
484 				       " card addr = 0x%x00", p, 0);
485 			if (c & CIS_MEM_HOST) /* Host address value exist */
486 				p += print_num(CIS_MEM_ADDRSZ(c) | 0x10,
487 					       " host addr = 0x%x00", p, 0);
488 			putchar('\n');
489 		}
490 		break;
491 	}
492 	return p;
493 
494  err:	/* warning */
495 	printf("\tWrong length for memory mapping sub-tuple\n");
496 	return p;
497 }
498 
499 /*
500  *	CIS_CONFIG   : Dump a config entry.
501  *	CIS_CONFIG_CB: Dump a configuration entry for CardBus
502  */
503 static void
504 dump_cis_config(struct tuple *tp)
505 {
506 	u_char *p, *q, feat;
507 	int     i, j;
508 	char    c;
509 
510 	p = tp->data;
511 	q = p + tp->length;
512 	printf("\tConfig index = 0x%x%s\n", *p & 0x3F,
513 	       *p & 0x40 ? "(default)" : "");
514 
515 	/* Interface byte exists */
516 	if (tp->code == CIS_CONFIG && (*p & 0x80)) {
517 		p++;
518 		printf("\tInterface byte = 0x%x ", *p);
519 		switch (*p & 0xF) { /* Interface type */
520 		default:
521 			printf("(reserved)");
522 			break;
523 		case 0:
524 			printf("(memory)");
525 			break;
526 		case 1:
527 			printf("(I/O)");
528 			break;
529 		case 4:
530 		case 5:
531 		case 6:
532 		case 7:
533 		case 8:
534 			printf("(custom)");
535 			break;
536 		}
537 		c = ' ';
538 		if (*p & 0x10) { /* Battery voltage detect */
539 			printf(" BVD1/2 active");
540 			c = ',';
541 		}
542 		if (*p & 0x20) { /* Write protect active */
543 			printf("%c card WP active", c);	/* Write protect */
544 			c = ',';
545 		}
546 		if (*p & 0x40) { /* RdyBsy active bit */
547 			printf("%c +RDY/-BSY active", c);
548 			c = ',';
549 		}
550 		if (*p & 0x80)	/* Wait signal required */
551 			printf("%c wait signal supported", c);
552 		printf("\n");
553 	}
554 
555 	/* features byte */
556 	p++;
557 	feat = *p++;
558 
559 	/* Power structure sub-tuple */
560 	switch (CIS_FEAT_POWER(feat)) {	/* Power sub-tuple(s) exists */
561 	case 0:
562 		break;
563 	case 1:
564 		printf("\tVcc pwr:\n");
565 		p += print_pwr_desc(p);
566 		break;
567 	case 2:
568 		printf("\tVcc pwr:\n");
569 		p += print_pwr_desc(p);
570 		printf("\tVpp pwr:\n");
571 		p += print_pwr_desc(p);
572 		break;
573 	case 3:
574 		printf("\tVcc pwr:\n");
575 		p += print_pwr_desc(p);
576 		printf("\tVpp1 pwr:\n");
577 		p += print_pwr_desc(p);
578 		printf("\tVpp2 pwr:\n");
579 		p += print_pwr_desc(p);
580 		break;
581 	}
582 
583 	/* Timing sub-tuple */
584 	if (tp->code == CIS_CONFIG &&
585 	    (feat & CIS_FEAT_TIMING)) {	/* Timing sub-tuple exists */
586 		i = *p++;
587 		j = CIS_WAIT_SCALE(i);
588 		if (j != 3) {
589 			printf("\tWait scale ");
590 			print_ext_speed(*p++, j);
591 			printf("\n");
592 		}
593 		j = CIS_READY_SCALE(i);
594 		if (j != 7) {
595 			printf("\tRDY/BSY scale ");
596 			print_ext_speed(*p++, j);
597 			printf("\n");
598 		}
599 		j = CIS_RESERVED_SCALE(i);
600 		if (j != 7) {
601 			printf("\tExternal scale ");
602 			print_ext_speed(*p++, j);
603 			printf("\n");
604 		}
605 	}
606 
607 	/* I/O mapping sub-tuple */
608 	if (feat & CIS_FEAT_I_O) { /* I/O space sub-tuple exists */
609 		if (tp->code == CIS_CONFIG)
610 			p = print_io_map(p, q);
611 		else {		/* CIS_CONFIG_CB */
612 			printf("\tI/O base:");
613 			for (i = 0; i < 8; i++)
614 				if (*p & (1 << i))
615 					printf(" %d", i);
616 			putchar('\n');
617 			p++;
618 		}
619 	}
620 
621 	/* IRQ descriptor sub-tuple */
622 	if (feat & CIS_FEAT_IRQ) /* IRQ sub-tuple exists */
623 		p = print_irq_map(p, q);
624 
625 	/* Memory map sub-tuple */
626 	if (CIS_FEAT_MEMORY(feat)) { /* Memory space sub-tuple(s) exists */
627 		if (tp->code == CIS_CONFIG)
628 			p = print_mem_map(feat, p, q);
629 		else {		/* CIS_CONFIG_CB */
630 			printf("\tMemory base:");
631 			for (i = 0; i < 8; i++)
632 				if (*p & (1 << i))
633 					printf(" %d", i);
634 			putchar('\n');
635 			p++;
636 		}
637 	}
638 
639 	/* Misc sub-tuple */
640 	if (feat & CIS_FEAT_MISC) { /* Miscellaneous sub-tuple exists */
641 		if (tp->code == CIS_CONFIG) {
642 			printf("\tMax twin cards = %d\n", *p & 7);
643 			printf("\tMisc attr:%s%s%s",
644 			       (*p & 8) ? " (Audio-BVD2)" : "",
645 			       (*p & 0x10) ? " (Read-only)" : "",
646 			       (*p & 0x20) ? " (Power down supported)" : "");
647 			if (*p++ & 0x80) {
648 				printf(" (Ext byte = 0x%x)", *p);
649 				p++;
650 			}
651 			putchar('\n');
652 		}
653 		else {		/* CIS_CONFIG_CB */
654 			printf("\tMisc attr:");
655 			printf("%s%s%s%s%s%s%s",
656 			       (*p & 1) ? " (Master)" : "",
657 			       (*p & 2) ? " (Invalidate)" : "",
658 			       (*p & 4) ? " (VGA palette)" : "",
659 			       (*p & 8) ? " (Parity)" : "",
660 			       (*p & 0x10) ? " (Wait)" : "",
661 			       (*p & 0x20) ? " (Serr)" : "",
662 			       (*p & 0x40) ? " (Fast back)" : "");
663 			if (*p++ & 0x80) {
664 				printf("%s%s",
665 				       (*p & 1) ? " (Binary audio)" : "",
666 				       (*p & 2) ? " (pwm audio)" : "");
667 				p++;
668 			}
669 			putchar('\n');
670 		}
671 	}
672 }
673 
674 /*
675  *	CIS_DEVICE_OC, CIS_DEVICE_OA:
676  *		Dump other conditions for common/attribute memory
677  */
678 static void
679 dump_other_cond(u_char *p, int len)
680 {
681 	if (p[0] && len > 0) {
682 		printf("\t");
683 		if (p[0] & 1)
684 			printf("(MWAIT)");
685 		if (p[0] & 2)
686 			printf(" (3V card)");
687 		if (p[0] & 0x80)
688 			printf(" (Extension bytes follow)");
689 		printf("\n");
690 	}
691 }
692 
693 /*
694  *	CIS_MEM_COMMON, CIS_MEM_ATTR:
695  *		Common / Attribute memory descripter
696  */
697 static void
698 dump_device_desc(u_char *p, int len, const char *type)
699 {
700 	static const char *un_name[] =
701 	{"512b", "2Kb", "8Kb", "32Kb", "128Kb", "512Kb", "2Mb", "reserved"};
702 	static const char *speed[] =
703 	{"No speed", "250nS", "200nS", "150nS",
704 	"100nS", "Reserved", "Reserved"};
705 	static const char *dev[] =
706 	{"No device", "Mask ROM", "OTPROM", "UV EPROM",
707 	 "EEPROM", "FLASH EEPROM", "SRAM", "DRAM",
708 	 "Reserved", "Reserved", "Reserved", "Reserved",
709 	 "Reserved", "Function specific", "Extended",
710 	"Reserved"};
711 	int     count = 0;
712 
713 	while (*p != 0xFF && len > 0) {
714 		u_char x;
715 
716 		x = *p++;
717 		len -= 2;
718 		if (count++ == 0)
719 			printf("\t%s memory device information:\n", type);
720 		printf("\t\tDevice number %d, type %s, WPS = %s\n",
721 		    count, dev[x >> 4], (x & 0x8) ? "ON" : "OFF");
722 		if ((x & 7) == 7) {
723 			len--;
724 			if (*p) {
725 				printf("\t\t");
726 				print_ext_speed(*p, 0);
727 				while (*p & 0x80) {
728 					p++;
729 					len--;
730 				}
731 			}
732 			p++;
733 		} else
734 			printf("\t\tSpeed = %s", speed[x & 7]);
735 		printf(", Memory block size = %s, %d units\n",
736 		    un_name[*p & 7], (*p >> 3) + 1);
737 		p++;
738 	}
739 }
740 
741 /*
742  *	CIS_INFO_V1: Print version-1 info
743  */
744 static void
745 dump_info_v1(u_char *p, int len)
746 {
747 	if (len < 2) {
748 		printf("\tWrong length for version-1 info tuple\n");
749 		return;
750 	}
751 	printf("\tVersion = %d.%d", p[0], p[1]);
752 	p += 2;
753 	len -= 2;
754 	if (len > 1 && *p != 0xff) {
755 		printf(", Manuf = [%s]", p);
756 		while (*p++ && --len > 0);
757 	}
758 	if (len > 1 && *p != 0xff) {
759 		printf(", card vers = [%s]", p);
760 		while (*p++ && --len > 0);
761 	} else {
762 		printf("\n\tWrong length for version-1 info tuple\n");
763 		return;
764 	}
765 	putchar('\n');
766 	if (len > 1 && *p != 0xff) {
767 		printf("\tAddit. info = [%.*s]", len, p);
768 		while (*p++ && --len > 0);
769 		if (len > 1 && *p != 0xff)
770 			printf(",[%.*s]", len, p);
771 		putchar('\n');
772 	}
773 }
774 
775 /*
776  *	CIS_FUNC_ID: Functional ID
777  */
778 static void
779 dump_func_id(u_char *p)
780 {
781 	static const char *id[] = {
782 		"Multifunction card",
783 		"Memory card",
784 		"Serial port/modem",
785 		"Parallel port",
786 		"Fixed disk card",
787 		"Video adapter",
788 		"Network/LAN adapter",
789 		"AIMS",
790 		"SCSI card",
791 		"Security"
792 	};
793 
794 	printf("\t%s%s%s\n",
795 	       (*p <= 9) ? id[*p] : "Unknown function",
796 	       (p[1] & 1) ? " - POST initialize" : "",
797 	       (p[1] & 2) ? " - Card has ROM" : "");
798 }
799 
800 /*
801  *	CIS_FUNC_EXT: Dump functional extension tuple.
802  *		(Serial port/modem)
803  */
804 static void
805 dump_serial_ext(u_char *p, int len)
806 {
807 	static const char *type[] = {
808 		"", "Modem", "Data", "Fax", "Voice", "Data modem",
809 		"Fax/modem", "Voice", " (Data)", " (Fax)", " (Voice)"
810 	};
811 
812 	if (len < 1)
813 		return;
814 	switch (p[0]) {
815 	case 0:			/* Serial */
816 	case 8:			/* Data */
817 	case 9:			/* Fax */
818 	case 10:		/* Voice */
819 		printf("\tSerial interface extension:%s\n", type[*p]);
820 		if (len < 4)
821 			goto err;
822 		switch (p[1] & 0x1F) {
823 		default:
824 			printf("\t\tUnknown device");
825 			break;
826 		case 0:
827 			printf("\t\t8250 UART");
828 			break;
829 		case 1:
830 			printf("\t\t16450 UART");
831 			break;
832 		case 2:
833 			printf("\t\t16550 UART");
834 			break;
835 		}
836 		printf(", Parity - %s%s%s%s\n",
837 		       (p[2] & 1) ? "Space," : "",
838 		       (p[2] & 2) ? "Mark," : "",
839 		       (p[2] & 4) ? "Odd," : "",
840 		       (p[2] & 8) ? "Even" : "");
841 		printf("\t\tData bit - %s%s%s%s Stop bit - %s%s%s\n",
842 		       (p[3] & 1) ? "5bit," : "",
843 		       (p[3] & 2) ? "6bit," : "",
844 		       (p[3] & 4) ? "7bit," : "",
845 		       (p[3] & 8) ? "8bit," : "",
846 		       (p[3] & 0x10) ? "1bit," : "",
847 		       (p[3] & 0x20) ? "1.5bit," : "",
848 		       (p[3] & 0x40) ? "2bit" : "");
849 		break;
850 	case 1:			/* Serial */
851 	case 5:			/* Data */
852 	case 6:			/* Fax */
853 	case 7:			/* Voice */
854 		printf("\t%s interface capabilities:\n", type[*p]);
855 		if (len < 9)
856 			goto err;
857 		break;
858 	case 2:			/* Data */
859 		printf("\tData modem services available:\n");
860 		break;
861 	case 0x13:		/* Fax1 */
862 	case 0x23:		/* Fax2 */
863 	case 0x33:		/* Fax3 */
864 		printf("\tFax%d/modem services available:\n", *p >> 4);
865 		break;
866 	case 0x84:		/* Voice */
867 		printf("\tVoice services available:\n");
868 		break;
869 	err:	/* warning */
870 		printf("\tWrong length for serial extension tuple\n");
871 		return;
872 	}
873 }
874 
875 /*
876  *	CIS_FUNC_EXT: Dump functional extension tuple.
877  *		(Fixed disk card)
878  */
879 static void
880 dump_disk_ext(u_char *p, int len)
881 {
882 	if (len < 1)
883 		return;
884 	switch (p[0]) {
885 	case 1:			/* IDE interface */
886 		if (len < 2)
887 			goto err;
888 		printf("\tDisk interface: %s\n",
889 		       (p[1] & 1) ? "IDE" : "Undefined");
890 		break;
891 	case 2:			/* Master */
892 	case 3:			/* Slave */
893 		if (len < 3)
894 			goto err;
895 		printf("\tDisk features: %s, %s%s\n",
896 		       (p[1] & 0x04) ? "Silicon" : "Rotating",
897 		       (p[1] & 0x08) ? "Unique, " : "",
898 		       (p[1] & 0x10) ? "Dual" : "Single");
899 		if (p[2] & 0x7f)
900 			printf("\t\t%s%s%s%s%s%s%s\n",
901 			       (p[2] & 0x01) ? "Sleep, " : "",
902 			       (p[2] & 0x02) ? "Standby, " : "",
903 			       (p[2] & 0x04) ? "Idle, " : "",
904 			       (p[2] & 0x08) ? "Low power, " : "",
905 			       (p[2] & 0x10) ? "Reg inhibit, " : "",
906 			       (p[2] & 0x20) ? "Index, " : "",
907 			       (p[2] & 0x40) ? "Iois16" : "");
908 		break;
909 	err:	/* warning */
910 		printf("\tWrong length for fixed disk extension tuple\n");
911 		return;
912 	}
913 }
914 
915 static void
916 print_speed(u_int i)
917 {
918 	if (i < 1000)
919 		printf("%u bits/sec", i);
920 	else if (i < 1000000)
921 		printf("%u kb/sec", i / 1000);
922 	else
923 		printf("%u Mb/sec", i / 1000000);
924 }
925 
926 /*
927  *	CIS_FUNC_EXT: Dump functional extension tuple.
928  *		(Network/LAN adapter)
929  */
930 static void
931 dump_network_ext(u_char *p, int len)
932 {
933 	static const char *tech[] = {
934 		"Undefined", "ARCnet", "Ethernet", "Token ring",
935 		"Localtalk", "FDDI/CDDI", "ATM", "Wireless"
936 	};
937 	static const char *media[] = {
938 		"Undefined", "UTP", "STP", "Thin coax",
939 		"THICK coax", "Fiber", "900 MHz", "2.4 GHz",
940 		"5.4 GHz", "Diffuse Infrared", "Point to point Infrared"
941 	};
942 	u_int i = 0;
943 
944 	if (len < 1)
945 		return;
946 	switch (p[0]) {
947 	case 1:			/* Network technology */
948 		if (len < 2)
949 			goto err;
950 		printf("\tNetwork technology: %s\n", tech[p[1] & 7]);
951 		break;
952 	case 2:			/* Network speed */
953 		if (len < 5)
954 			goto err;
955 		printf("\tNetwork speed: ");
956 		print_speed(tpl32(p + 1));
957 		putchar('\n');
958 		break;
959 	case 3:			/* Network media */
960 		if (len < 2)
961 			goto err;
962 		if (p[1] <= 10)
963 			i = p[1];
964 		printf("\tNetwork media: %s\n", media[i]);
965 		break;
966 	case 4:			/* Node ID */
967 		if (len <= 2 || len < p[1] + 2)
968 			goto err;
969 		printf("\tNetwork node ID:");
970 		for (i = 0; i < p[1]; i++)
971 			printf(" %02x", p[i + 2]);
972 		putchar('\n');
973 		break;
974 	case 5:			/* Connecter type */
975 		if (len < 2)
976 			goto err;
977 		printf("\tNetwork connector: %s connector standard\n",
978 		       (p[1] == 0) ? "open" : "closed");
979 		break;
980 	err:	/* warning */
981 		printf("\tWrong length for network extension tuple\n");
982 		return;
983 	}
984 }
985 
986 /*
987  *	CIS_LONGLINK_MFC: Long link to next chain for Multi function card
988  */
989 static void
990 dump_longlink_mfc(u_char *p, int len)
991 {
992 	u_int i, n = *p++;
993 
994 	--len;
995 	for (i = 0; i < n; i++) {
996 		if (len < 5) {
997 			printf("\tWrong length for long link MFC tuple\n");
998 			return;
999 		}
1000 		printf("\tFunction %d: %s memory, address 0x%x\n",
1001 		       i, (*p ? "common" : "attribute"), tpl32(p + 1));
1002 		p += 5;
1003 		len -= 5;
1004 	}
1005 }
1006 
1007 /*
1008  *	CIS_DEVICEGEO, CIS_DEVICEGEO_A:
1009  *		Geometry info for common/attribute memory
1010  */
1011 static void
1012 dump_device_geo(u_char *p, int len)
1013 {
1014 	while (len >= 6) {
1015 		printf("\twidth = %d, erase = 0x%x, read = 0x%x, write = 0x%x\n"
1016 		       "\t\tpartition = 0x%x, interleave = 0x%x\n",
1017 		       p[0], 1 << (p[1] - 1),
1018 		       1 << (p[2] - 1), 1 << (p[3] - 1),
1019 		       1 << (p[4] - 1), 1 << (p[5] - 1));
1020 		len -= 6;
1021 	}
1022 }
1023 
1024 /*
1025  *	CIS_INFO_V2: Print version-2 info
1026  */
1027 static void
1028 dump_info_v2(u_char *p, int len)
1029 {
1030 	if (len < 9) {
1031 		printf("\tWrong length for version-2 info tuple\n");
1032 		return;
1033 	}
1034 	printf("\tVersion = 0x%x, compliance = 0x%x, dindex = 0x%x\n",
1035 	       p[0], p[1], tpl16(p + 2));
1036 	printf("\tVspec8 = 0x%x, vspec9 = 0x%x, nhdr = %d\n",
1037 	       p[6], p[7], p[8]);
1038 	p += 9;
1039 	len -= 9;
1040 	if (len <= 1 || *p == 0xff)
1041 		return;
1042 	printf("\tVendor = [%.*s]", len, p);
1043 	while (*p++ && --len > 0);
1044 	if (len > 1 && *p != 0xff)
1045 		printf(", info = [%.*s]", len, p);
1046 	putchar('\n');
1047 }
1048 
1049 /*
1050  *	CIS_ORG: Organization
1051  */
1052 static void
1053 dump_org(u_char *p, int len)
1054 {
1055 	if (len < 1) {
1056 		printf("\tWrong length for organization tuple\n");
1057 		return;
1058 	}
1059 	switch (*p) {
1060 	case 0:
1061 		printf("\tFilesystem");
1062 		break;
1063 	case 1:
1064 		printf("\tApp specific");
1065 		break;
1066 	case 2:
1067 		printf("\tCode");
1068 		break;
1069 	default:
1070 		if (*p < 0x80)
1071 			printf("\tReserved");
1072 		else
1073 			printf("\tVendor specific");
1074 		break;
1075 	}
1076 	printf(" [%.*s]\n", len - 1, p + 1);
1077 }
1078 
1079 static void
1080 print_size(u_int i)
1081 {
1082 	if (i < 1024)
1083 		printf("%ubits", i);
1084 	else if (i < 1024*1024)
1085 		printf("%ukb", i / 1024);
1086 	else
1087 		printf("%uMb", i / (1024*1024));
1088 }
1089 
1090 /*
1091  *	CIS_BAR: Base address register for CardBus
1092  */
1093 static void
1094 dump_bar(u_char *p, int len)
1095 {
1096 	if (len < 6) {
1097 		printf("\tWrong length for BAR tuple\n");
1098 		return;
1099 	}
1100 	printf("\tBAR %d: size = ", *p & 7);
1101 	print_size(tpl32(p + 2));
1102 	printf(", %s%s%s%s\n",
1103 	       (*p & 0x10) ? "I/O" : "Memory",
1104 	       (*p & 0x20) ? ", Prefetch" : "",
1105 	       (*p & 0x40) ? ", Cacheable" : "",
1106 	       (*p & 0x80) ? ", <1Mb" : "");
1107 }
1108