FreeBSD/Linux Kernel Cross Reference
sys/dev/ata/atapi-cd.c
1 /*-
2 * Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
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 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD: releng/8.4/sys/dev/ata/atapi-cd.c 233718 2012-03-30 23:56:19Z marius $");
29
30 #include "opt_ata.h"
31 #include <sys/param.h>
32 #include <sys/systm.h>
33 #include <sys/ata.h>
34 #include <sys/kernel.h>
35 #include <sys/module.h>
36 #include <sys/malloc.h>
37 #include <sys/priv.h>
38 #include <sys/proc.h>
39 #include <sys/bio.h>
40 #include <sys/bus.h>
41 #include <sys/cdio.h>
42 #include <sys/cdrio.h>
43 #include <sys/dvdio.h>
44 #include <sys/disk.h>
45 #include <sys/fcntl.h>
46 #include <sys/conf.h>
47 #include <sys/ctype.h>
48 #include <sys/sema.h>
49 #include <sys/taskqueue.h>
50 #include <vm/uma.h>
51 #include <machine/bus.h>
52 #include <geom/geom.h>
53 #include <dev/ata/ata-all.h>
54 #include <dev/ata/atapi-cd.h>
55 #include <ata_if.h>
56
57 /* prototypes */
58 static void acd_geom_attach(void *, int);
59 static void acd_geom_detach(void *, int);
60 static void acd_set_ioparm(device_t);
61 static void acd_describe(device_t);
62 static void lba2msf(u_int32_t, u_int8_t *, u_int8_t *, u_int8_t *);
63 static u_int32_t msf2lba(u_int8_t, u_int8_t, u_int8_t);
64 static int acd_geom_access(struct g_provider *, int, int, int);
65 static g_ioctl_t acd_geom_ioctl;
66 static void acd_geom_start(struct bio *);
67 static void acd_strategy(struct bio *);
68 static void acd_done(struct ata_request *);
69 static void acd_read_toc(device_t);
70 static int acd_play(device_t, int, int);
71 static int acd_setchan(device_t, u_int8_t, u_int8_t, u_int8_t, u_int8_t);
72 static int acd_init_writer(device_t, int);
73 static int acd_fixate(device_t, int);
74 static int acd_init_track(device_t, struct cdr_track *);
75 static int acd_flush(device_t);
76 static int acd_read_track_info(device_t, int32_t, struct acd_track_info *);
77 static int acd_get_progress(device_t, int *);
78 static int acd_send_cue(device_t, struct cdr_cuesheet *);
79 static int acd_report_key(device_t, struct dvd_authinfo *);
80 static int acd_send_key(device_t, struct dvd_authinfo *);
81 static int acd_read_structure(device_t, struct dvd_struct *);
82 static int acd_tray(device_t, int);
83 static int acd_blank(device_t, int);
84 static int acd_prevent_allow(device_t, int);
85 static int acd_start_stop(device_t, int);
86 static int acd_pause_resume(device_t, int);
87 static int acd_mode_sense(device_t, int, caddr_t, int);
88 static int acd_mode_select(device_t, caddr_t, int);
89 static int acd_set_speed(device_t, int, int);
90 static void acd_get_cap(device_t);
91 static int acd_read_format_caps(device_t, struct cdr_format_capacities *);
92 static int acd_format(device_t, struct cdr_format_params *);
93 static int acd_test_ready(device_t);
94
95 /* internal vars */
96 static MALLOC_DEFINE(M_ACD, "acd_driver", "ATAPI CD driver buffers");
97 static struct g_class acd_class = {
98 .name = "ACD",
99 .version = G_VERSION,
100 .access = acd_geom_access,
101 .ioctl = acd_geom_ioctl,
102 .start = acd_geom_start,
103 };
104 //DECLARE_GEOM_CLASS(acd_class, acd);
105
106 static int
107 acd_probe(device_t dev)
108 {
109 struct ata_device *atadev = device_get_softc(dev);
110
111 if ((atadev->param.config & ATA_PROTO_ATAPI) &&
112 (atadev->param.config & ATA_ATAPI_TYPE_MASK) == ATA_ATAPI_TYPE_CDROM)
113 return 0;
114 else
115 return ENXIO;
116 }
117
118 static int
119 acd_attach(device_t dev)
120 {
121 struct acd_softc *cdp;
122
123 if (!(cdp = malloc(sizeof(struct acd_softc), M_ACD, M_NOWAIT | M_ZERO))) {
124 device_printf(dev, "out of memory\n");
125 return ENOMEM;
126 }
127 cdp->block_size = 2048;
128 device_set_ivars(dev, cdp);
129 ata_setmode(dev);
130 ata_controlcmd(dev, ATA_DEVICE_RESET, 0, 0, 0);
131 acd_get_cap(dev);
132 g_post_event(acd_geom_attach, dev, M_WAITOK, NULL);
133
134 /* announce we are here */
135 acd_describe(dev);
136 return 0;
137 }
138
139 static int
140 acd_detach(device_t dev)
141 {
142 g_waitfor_event(acd_geom_detach, dev, M_WAITOK, NULL);
143 return 0;
144 }
145
146 static int
147 acd_shutdown(device_t dev)
148 {
149 struct ata_device *atadev = device_get_softc(dev);
150
151 if (atadev->param.support.command2 & ATA_SUPPORT_FLUSHCACHE)
152 ata_controlcmd(dev, ATA_FLUSHCACHE, 0, 0, 0);
153 return 0;
154 }
155
156 static int
157 acd_reinit(device_t dev)
158 {
159 struct ata_channel *ch = device_get_softc(device_get_parent(dev));
160 struct ata_device *atadev = device_get_softc(dev);
161
162 /* if detach pending, return error */
163 if (!(ch->devices & (ATA_ATAPI_MASTER << atadev->unit)))
164 return 1;
165
166 ata_setmode(dev);
167 return 0;
168 }
169
170 static void
171 acd_geom_attach(void *arg, int flag)
172 {
173 struct ata_device *atadev = device_get_softc(arg);
174 struct acd_softc *cdp = device_get_ivars(arg);
175 struct g_geom *gp;
176 struct g_provider *pp;
177
178 g_topology_assert();
179 gp = g_new_geomf(&acd_class, "acd%d", device_get_unit(arg));
180 gp->softc = arg;
181 cdp->gp = gp;
182 pp = g_new_providerf(gp, "acd%d", device_get_unit(arg));
183 pp->index = 0;
184 cdp->pp[0] = pp;
185 g_error_provider(pp, 0);
186 atadev->flags |= ATA_D_MEDIA_CHANGED;
187 acd_set_ioparm(arg);
188 }
189
190 static void
191 acd_geom_detach(void *arg, int flag)
192 {
193 struct acd_softc *cdp = device_get_ivars(arg);
194
195 /* signal geom so we dont get any further requests */
196 g_wither_geom(cdp->gp, ENXIO);
197
198 /* fail requests on the queue and any thats "in flight" for this device */
199 ata_fail_requests(arg);
200
201 /* dont leave anything behind */
202 device_set_ivars(arg, NULL);
203 free(cdp, M_ACD);
204 }
205
206 static int
207 acd_geom_ioctl(struct g_provider *pp, u_long cmd, void *addr, int fflag, struct thread *td)
208 {
209 device_t dev = pp->geom->softc;
210 struct ata_device *atadev = device_get_softc(dev);
211 struct acd_softc *cdp = device_get_ivars(dev);
212 int error = 0, nocopyout = 0;
213
214 if (!cdp)
215 return ENXIO;
216
217 if (atadev->flags & ATA_D_MEDIA_CHANGED) {
218 switch (cmd) {
219 case CDIOCRESET:
220 acd_test_ready(dev);
221 break;
222
223 default:
224 acd_read_toc(dev);
225 acd_prevent_allow(dev, 1);
226 cdp->flags |= F_LOCKED;
227 break;
228 }
229 }
230
231 switch (cmd) {
232
233 case CDIOCRESUME:
234 error = acd_pause_resume(dev, 1);
235 break;
236
237 case CDIOCPAUSE:
238 error = acd_pause_resume(dev, 0);
239 break;
240
241 case CDIOCSTART:
242 error = acd_start_stop(dev, 1);
243 break;
244
245 case CDIOCSTOP:
246 error = acd_start_stop(dev, 0);
247 break;
248
249 case CDIOCALLOW:
250 error = acd_prevent_allow(dev, 0);
251 cdp->flags &= ~F_LOCKED;
252 break;
253
254 case CDIOCPREVENT:
255 error = acd_prevent_allow(dev, 1);
256 cdp->flags |= F_LOCKED;
257 break;
258
259 /*
260 * XXXRW: Why does this require privilege?
261 */
262 case CDIOCRESET:
263 error = priv_check(td, PRIV_DRIVER);
264 if (error)
265 break;
266 error = acd_test_ready(dev);
267 break;
268
269 case CDIOCEJECT:
270 if (pp->acr != 1) {
271 error = EBUSY;
272 break;
273 }
274 error = acd_tray(dev, 0);
275 break;
276
277 case CDIOCCLOSE:
278 if (pp->acr != 1)
279 break;
280 error = acd_tray(dev, 1);
281 break;
282
283 case CDIOREADTOCHEADER:
284 if (!cdp->toc.hdr.ending_track) {
285 error = EIO;
286 break;
287 }
288 bcopy(&cdp->toc.hdr, addr, sizeof(cdp->toc.hdr));
289 break;
290
291 case CDIOREADTOCENTRYS:
292 {
293 struct ioc_read_toc_entry *te = (struct ioc_read_toc_entry *)addr;
294 struct toc *toc = &cdp->toc;
295 int starting_track = te->starting_track;
296 int len;
297
298 if (!toc->hdr.ending_track) {
299 error = EIO;
300 break;
301 }
302
303 if (te->data_len < sizeof(toc->tab[0]) ||
304 (te->data_len % sizeof(toc->tab[0])) != 0 ||
305 (te->address_format != CD_MSF_FORMAT &&
306 te->address_format != CD_LBA_FORMAT)) {
307 error = EINVAL;
308 break;
309 }
310
311 if (!starting_track)
312 starting_track = toc->hdr.starting_track;
313 else if (starting_track == 170)
314 starting_track = toc->hdr.ending_track + 1;
315 else if (starting_track < toc->hdr.starting_track ||
316 starting_track > toc->hdr.ending_track + 1) {
317 error = EINVAL;
318 break;
319 }
320
321 len = ((toc->hdr.ending_track + 1 - starting_track) + 1) *
322 sizeof(toc->tab[0]);
323 if (te->data_len < len)
324 len = te->data_len;
325 if (len > sizeof(toc->tab)) {
326 error = EINVAL;
327 break;
328 }
329
330 if (te->address_format == CD_MSF_FORMAT) {
331 struct cd_toc_entry *entry;
332
333 if (!(toc = malloc(sizeof(struct toc), M_ACD, M_NOWAIT))) {
334 error = ENOMEM;
335 break;
336 }
337 bcopy(&cdp->toc, toc, sizeof(struct toc));
338 entry = toc->tab + (toc->hdr.ending_track + 1 -
339 toc->hdr.starting_track) + 1;
340 while (--entry >= toc->tab) {
341 lba2msf(ntohl(entry->addr.lba), &entry->addr.msf.minute,
342 &entry->addr.msf.second, &entry->addr.msf.frame);
343 entry->addr_type = CD_MSF_FORMAT;
344 }
345 }
346 error = copyout(toc->tab + starting_track - toc->hdr.starting_track,
347 te->data, len);
348 if (te->address_format == CD_MSF_FORMAT)
349 free(toc, M_ACD);
350 }
351 break;
352
353 case CDIOREADTOCENTRY:
354 {
355 struct ioc_read_toc_single_entry *te =
356 (struct ioc_read_toc_single_entry *)addr;
357 struct toc *toc = &cdp->toc;
358 u_char track = te->track;
359
360 if (!toc->hdr.ending_track) {
361 error = EIO;
362 break;
363 }
364
365 if (te->address_format != CD_MSF_FORMAT &&
366 te->address_format != CD_LBA_FORMAT) {
367 error = EINVAL;
368 break;
369 }
370
371 if (!track)
372 track = toc->hdr.starting_track;
373 else if (track == 170)
374 track = toc->hdr.ending_track + 1;
375 else if (track < toc->hdr.starting_track ||
376 track > toc->hdr.ending_track + 1) {
377 error = EINVAL;
378 break;
379 }
380
381 if (te->address_format == CD_MSF_FORMAT) {
382 struct cd_toc_entry *entry;
383
384 if (!(toc = malloc(sizeof(struct toc), M_ACD, M_NOWAIT))) {
385 error = ENOMEM;
386 break;
387 }
388 bcopy(&cdp->toc, toc, sizeof(struct toc));
389 entry = toc->tab + (track - toc->hdr.starting_track);
390 lba2msf(ntohl(entry->addr.lba), &entry->addr.msf.minute,
391 &entry->addr.msf.second, &entry->addr.msf.frame);
392 }
393 bcopy(toc->tab + track - toc->hdr.starting_track,
394 &te->entry, sizeof(struct cd_toc_entry));
395 if (te->address_format == CD_MSF_FORMAT)
396 free(toc, M_ACD);
397 }
398 break;
399
400 #if __FreeBSD_version > 600008
401 case CDIOCREADSUBCHANNEL_SYSSPACE:
402 nocopyout = 1;
403 /* FALLTHROUGH */
404
405 #endif
406 case CDIOCREADSUBCHANNEL:
407 {
408 struct ioc_read_subchannel *args =
409 (struct ioc_read_subchannel *)addr;
410 u_int8_t format;
411 int8_t ccb[16] = { ATAPI_READ_SUBCHANNEL, 0, 0x40, 1, 0, 0, 0,
412 sizeof(cdp->subchan)>>8, sizeof(cdp->subchan),
413 0, 0, 0, 0, 0, 0, 0 };
414
415 if (args->data_len > sizeof(struct cd_sub_channel_info) ||
416 args->data_len < sizeof(struct cd_sub_channel_header)) {
417 error = EINVAL;
418 break;
419 }
420
421 format = args->data_format;
422 if ((format != CD_CURRENT_POSITION) &&
423 (format != CD_MEDIA_CATALOG) && (format != CD_TRACK_INFO)) {
424 error = EINVAL;
425 break;
426 }
427
428 ccb[1] = args->address_format & CD_MSF_FORMAT;
429
430 if ((error = ata_atapicmd(dev, ccb, (caddr_t)&cdp->subchan,
431 sizeof(cdp->subchan), ATA_R_READ, 10)))
432 break;
433
434 if ((format == CD_MEDIA_CATALOG) || (format == CD_TRACK_INFO)) {
435 if (cdp->subchan.header.audio_status == 0x11) {
436 error = EINVAL;
437 break;
438 }
439
440 ccb[3] = format;
441 if (format == CD_TRACK_INFO)
442 ccb[6] = args->track;
443
444 if ((error = ata_atapicmd(dev, ccb, (caddr_t)&cdp->subchan,
445 sizeof(cdp->subchan),ATA_R_READ,10))){
446 break;
447 }
448 }
449 if (nocopyout == 0) {
450 error = copyout(&cdp->subchan, args->data, args->data_len);
451 } else {
452 error = 0;
453 bcopy(&cdp->subchan, args->data, args->data_len);
454 }
455 }
456 break;
457
458 case CDIOCPLAYMSF:
459 {
460 struct ioc_play_msf *args = (struct ioc_play_msf *)addr;
461
462 error =
463 acd_play(dev,
464 msf2lba(args->start_m, args->start_s, args->start_f),
465 msf2lba(args->end_m, args->end_s, args->end_f));
466 }
467 break;
468
469 case CDIOCPLAYBLOCKS:
470 {
471 struct ioc_play_blocks *args = (struct ioc_play_blocks *)addr;
472
473 error = acd_play(dev, args->blk, args->blk + args->len);
474 }
475 break;
476
477 case CDIOCPLAYTRACKS:
478 {
479 struct ioc_play_track *args = (struct ioc_play_track *)addr;
480 int t1, t2;
481
482 if (!cdp->toc.hdr.ending_track) {
483 error = EIO;
484 break;
485 }
486 if (args->end_track < cdp->toc.hdr.ending_track + 1)
487 ++args->end_track;
488 if (args->end_track > cdp->toc.hdr.ending_track + 1)
489 args->end_track = cdp->toc.hdr.ending_track + 1;
490 t1 = args->start_track - cdp->toc.hdr.starting_track;
491 t2 = args->end_track - cdp->toc.hdr.starting_track;
492 if (t1 < 0 || t2 < 0 ||
493 t1 > (cdp->toc.hdr.ending_track-cdp->toc.hdr.starting_track)) {
494 error = EINVAL;
495 break;
496 }
497 error = acd_play(dev, ntohl(cdp->toc.tab[t1].addr.lba),
498 ntohl(cdp->toc.tab[t2].addr.lba));
499 }
500 break;
501
502 case CDIOCGETVOL:
503 {
504 struct ioc_vol *arg = (struct ioc_vol *)addr;
505
506 if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE,
507 (caddr_t)&cdp->au, sizeof(cdp->au))))
508 break;
509
510 if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE) {
511 error = EIO;
512 break;
513 }
514 arg->vol[0] = cdp->au.port[0].volume;
515 arg->vol[1] = cdp->au.port[1].volume;
516 arg->vol[2] = cdp->au.port[2].volume;
517 arg->vol[3] = cdp->au.port[3].volume;
518 }
519 break;
520
521 case CDIOCSETVOL:
522 {
523 struct ioc_vol *arg = (struct ioc_vol *)addr;
524
525 if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE,
526 (caddr_t)&cdp->au, sizeof(cdp->au))))
527 break;
528 if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE) {
529 error = EIO;
530 break;
531 }
532 if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE_MASK,
533 (caddr_t)&cdp->aumask,
534 sizeof(cdp->aumask))))
535 break;
536 cdp->au.data_length = 0;
537 cdp->au.port[0].channels = CHANNEL_0;
538 cdp->au.port[1].channels = CHANNEL_1;
539 cdp->au.port[0].volume = arg->vol[0] & cdp->aumask.port[0].volume;
540 cdp->au.port[1].volume = arg->vol[1] & cdp->aumask.port[1].volume;
541 cdp->au.port[2].volume = arg->vol[2] & cdp->aumask.port[2].volume;
542 cdp->au.port[3].volume = arg->vol[3] & cdp->aumask.port[3].volume;
543 error = acd_mode_select(dev, (caddr_t)&cdp->au, sizeof(cdp->au));
544 }
545 break;
546
547 case CDIOCSETPATCH:
548 {
549 struct ioc_patch *arg = (struct ioc_patch *)addr;
550
551 error = acd_setchan(dev, arg->patch[0], arg->patch[1],
552 arg->patch[2], arg->patch[3]);
553 }
554 break;
555
556 case CDIOCSETMONO:
557 error = acd_setchan(dev, CHANNEL_0|CHANNEL_1, CHANNEL_0|CHANNEL_1, 0,0);
558 break;
559
560 case CDIOCSETSTEREO:
561 error = acd_setchan(dev, CHANNEL_0, CHANNEL_1, 0, 0);
562 break;
563
564 case CDIOCSETMUTE:
565 error = acd_setchan(dev, 0, 0, 0, 0);
566 break;
567
568 case CDIOCSETLEFT:
569 error = acd_setchan(dev, CHANNEL_0, CHANNEL_0, 0, 0);
570 break;
571
572 case CDIOCSETRIGHT:
573 error = acd_setchan(dev, CHANNEL_1, CHANNEL_1, 0, 0);
574 break;
575
576 case CDRIOCBLANK:
577 error = acd_blank(dev, (*(int *)addr));
578 break;
579
580 case CDRIOCNEXTWRITEABLEADDR:
581 {
582 struct acd_track_info track_info;
583
584 if ((error = acd_read_track_info(dev, 0xff, &track_info)))
585 break;
586
587 if (!track_info.nwa_valid) {
588 error = EINVAL;
589 break;
590 }
591 *(int*)addr = track_info.next_writeable_addr;
592 }
593 break;
594
595 case CDRIOCINITWRITER:
596 error = acd_init_writer(dev, (*(int *)addr));
597 break;
598
599 case CDRIOCINITTRACK:
600 error = acd_init_track(dev, (struct cdr_track *)addr);
601 break;
602
603 case CDRIOCFLUSH:
604 error = acd_flush(dev);
605 break;
606
607 case CDRIOCFIXATE:
608 error = acd_fixate(dev, (*(int *)addr));
609 break;
610
611 case CDRIOCREADSPEED:
612 {
613 int speed = *(int *)addr;
614
615 /* Preserve old behavior: units in multiples of CDROM speed */
616 if (speed < 177)
617 speed *= 177;
618 error = acd_set_speed(dev, speed, CDR_MAX_SPEED);
619 }
620 break;
621
622 case CDRIOCWRITESPEED:
623 {
624 int speed = *(int *)addr;
625
626 if (speed < 177)
627 speed *= 177;
628 error = acd_set_speed(dev, CDR_MAX_SPEED, speed);
629 }
630 break;
631
632 case CDRIOCGETBLOCKSIZE:
633 *(int *)addr = cdp->block_size;
634 break;
635
636 case CDRIOCSETBLOCKSIZE:
637 cdp->block_size = *(int *)addr;
638 pp->sectorsize = cdp->block_size; /* hack for GEOM SOS */
639 acd_set_ioparm(dev);
640 break;
641
642 case CDRIOCGETPROGRESS:
643 error = acd_get_progress(dev, (int *)addr);
644 break;
645
646 case CDRIOCSENDCUE:
647 error = acd_send_cue(dev, (struct cdr_cuesheet *)addr);
648 break;
649
650 case CDRIOCREADFORMATCAPS:
651 error = acd_read_format_caps(dev, (struct cdr_format_capacities *)addr);
652 break;
653
654 case CDRIOCFORMAT:
655 error = acd_format(dev, (struct cdr_format_params *)addr);
656 break;
657
658 case DVDIOCREPORTKEY:
659 if (cdp->cap.media & MST_READ_DVDROM)
660 error = acd_report_key(dev, (struct dvd_authinfo *)addr);
661 else
662 error = EINVAL;
663 break;
664
665 case DVDIOCSENDKEY:
666 if (cdp->cap.media & MST_READ_DVDROM)
667 error = acd_send_key(dev, (struct dvd_authinfo *)addr);
668 else
669 error = EINVAL;
670 break;
671
672 case DVDIOCREADSTRUCTURE:
673 if (cdp->cap.media & MST_READ_DVDROM)
674 error = acd_read_structure(dev, (struct dvd_struct *)addr);
675 else
676 error = EINVAL;
677 break;
678
679 default:
680 error = ata_device_ioctl(dev, cmd, addr);
681 }
682 return error;
683 }
684
685 static int
686 acd_geom_access(struct g_provider *pp, int dr, int dw, int de)
687 {
688 device_t dev = pp->geom->softc;
689 struct acd_softc *cdp = device_get_ivars(dev);
690 struct ata_request *request;
691 int8_t ccb[16] = { ATAPI_TEST_UNIT_READY, 0, 0, 0, 0,
692 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
693 int timeout = 60, track;
694
695 if (!(request = ata_alloc_request()))
696 return ENOMEM;
697
698 /* wait if drive is not finished loading the medium */
699 while (timeout--) {
700 request->dev = dev;
701 bcopy(ccb, request->u.atapi.ccb, 16);
702 request->flags = ATA_R_ATAPI;
703 request->timeout = ATA_REQUEST_TIMEOUT;
704 ata_queue_request(request);
705 if (!request->error &&
706 (request->u.atapi.sense.key == 2 ||
707 request->u.atapi.sense.key == 7) &&
708 request->u.atapi.sense.asc == 4 &&
709 request->u.atapi.sense.ascq == 1)
710 pause("acdld", hz / 2);
711 else
712 break;
713 }
714 ata_free_request(request);
715
716 if (pp->acr == 0) {
717 acd_prevent_allow(dev, 1);
718 cdp->flags |= F_LOCKED;
719 acd_read_toc(dev);
720 }
721
722 if (dr + pp->acr == 0) {
723 acd_prevent_allow(dev, 0);
724 cdp->flags &= ~F_LOCKED;
725 }
726
727 if ((track = pp->index)) {
728 pp->sectorsize = (cdp->toc.tab[track - 1].control & 4) ? 2048 : 2352;
729 pp->mediasize = ntohl(cdp->toc.tab[track].addr.lba) -
730 ntohl(cdp->toc.tab[track - 1].addr.lba);
731 }
732 else {
733 pp->sectorsize = cdp->block_size;
734 pp->mediasize = cdp->disk_size;
735 }
736 pp->mediasize *= pp->sectorsize;
737
738 return 0;
739 }
740
741 static void
742 acd_geom_start(struct bio *bp)
743 {
744 device_t dev = bp->bio_to->geom->softc;
745 struct acd_softc *cdp = device_get_ivars(dev);
746
747 if (bp->bio_cmd != BIO_READ && bp->bio_cmd != BIO_WRITE) {
748 g_io_deliver(bp, EOPNOTSUPP);
749 return;
750 }
751
752 if (bp->bio_cmd == BIO_READ && cdp->disk_size == -1) {
753 g_io_deliver(bp, EIO);
754 return;
755 }
756
757 /* GEOM classes must do their own request limiting */
758 if (bp->bio_length <= cdp->iomax) {
759 bp->bio_pblkno = bp->bio_offset / bp->bio_to->sectorsize;
760 acd_strategy(bp);
761 }
762 else {
763 u_int pos, size = cdp->iomax - cdp->iomax % bp->bio_to->sectorsize;
764 struct bio *bp2, *bp3;
765
766 if (!(bp2 = g_clone_bio(bp)))
767 g_io_deliver(bp, EIO);
768
769 for (pos = 0; bp2; pos += size) {
770 bp3 = NULL;
771 bp2->bio_done = g_std_done;
772 bp2->bio_to = bp->bio_to;
773 bp2->bio_offset += pos;
774 bp2->bio_data += pos;
775 bp2->bio_length = bp->bio_length - pos;
776 if (bp2->bio_length > size) {
777 bp2->bio_length = size;
778 if (!(bp3 = g_clone_bio(bp)))
779 bp->bio_error = ENOMEM;
780 }
781 bp2->bio_pblkno = bp2->bio_offset / bp2->bio_to->sectorsize;
782 acd_strategy(bp2);
783 bp2 = bp3;
784 }
785 }
786 }
787
788 static void
789 acd_strategy(struct bio *bp)
790 {
791 device_t dev = bp->bio_to->geom->softc;
792 struct ata_device *atadev = device_get_softc(dev);
793 struct acd_softc *cdp = device_get_ivars(dev);
794 struct ata_request *request;
795 u_int32_t lba, lastlba, count;
796 int8_t ccb[16];
797 int track, blocksize;
798
799 /* reject all queued entries if media changed */
800 if (atadev->flags & ATA_D_MEDIA_CHANGED) {
801 g_io_deliver(bp, EIO);
802 return;
803 }
804
805 bzero(ccb, sizeof(ccb));
806
807 track = bp->bio_to->index;
808
809 if (track) {
810 blocksize = (cdp->toc.tab[track - 1].control & 4) ? 2048 : 2352;
811 lastlba = ntohl(cdp->toc.tab[track].addr.lba);
812 lba = bp->bio_offset / blocksize;
813 lba += ntohl(cdp->toc.tab[track - 1].addr.lba);
814 }
815 else {
816 blocksize = cdp->block_size;
817 lastlba = cdp->disk_size;
818 lba = bp->bio_offset / blocksize;
819 }
820
821 count = bp->bio_length / blocksize;
822
823 if (bp->bio_cmd == BIO_READ) {
824 /* if transfer goes beyond range adjust it to be within limits */
825 if (lba + count > lastlba) {
826 /* if we are entirely beyond EOM return EOF */
827 if (lastlba <= lba) {
828 g_io_deliver(bp, 0);
829 return;
830 }
831 count = lastlba - lba;
832 }
833 switch (blocksize) {
834 case 2048:
835 ccb[0] = ATAPI_READ_BIG;
836 break;
837
838 case 2352:
839 ccb[0] = ATAPI_READ_CD;
840 ccb[9] = 0xf8;
841 break;
842
843 default:
844 ccb[0] = ATAPI_READ_CD;
845 ccb[9] = 0x10;
846 }
847 }
848 else
849 ccb[0] = ATAPI_WRITE_BIG;
850
851 ccb[1] = 0;
852 ccb[2] = lba>>24;
853 ccb[3] = lba>>16;
854 ccb[4] = lba>>8;
855 ccb[5] = lba;
856 ccb[6] = count>>16;
857 ccb[7] = count>>8;
858 ccb[8] = count;
859
860 if (!(request = ata_alloc_request())) {
861 g_io_deliver(bp, ENOMEM);
862 return;
863 }
864 request->dev = dev;
865 request->bio = bp;
866 bcopy(ccb, request->u.atapi.ccb, 16);
867 request->data = bp->bio_data;
868 request->bytecount = count * blocksize;
869 request->transfersize = min(request->bytecount, 65534);
870 request->timeout = (ccb[0] == ATAPI_WRITE_BIG) ? 60 : 30;
871 request->retries = 2;
872 request->callback = acd_done;
873 request->flags = ATA_R_ATAPI;
874 if (atadev->mode >= ATA_DMA)
875 request->flags |= ATA_R_DMA;
876 switch (bp->bio_cmd) {
877 case BIO_READ:
878 request->flags |= ATA_R_READ;
879 break;
880 case BIO_WRITE:
881 request->flags |= ATA_R_WRITE;
882 break;
883 default:
884 device_printf(dev, "unknown BIO operation\n");
885 ata_free_request(request);
886 g_io_deliver(bp, EIO);
887 return;
888 }
889 ata_queue_request(request);
890 }
891
892 static void
893 acd_done(struct ata_request *request)
894 {
895 struct bio *bp = request->bio;
896
897 /* finish up transfer */
898 bp->bio_completed = request->donecount;
899 g_io_deliver(bp, request->result);
900 ata_free_request(request);
901 }
902
903 static void
904 acd_set_ioparm(device_t dev)
905 {
906 struct ata_channel *ch = device_get_softc(device_get_parent(dev));
907 struct acd_softc *cdp = device_get_ivars(dev);
908 uint32_t max_iosize;
909
910 max_iosize = ch->dma.max_iosize ? ch->dma.max_iosize : DFLTPHYS;
911
912 cdp->iomax = min(max_iosize, 65534);
913 }
914
915 static void
916 lba2msf(u_int32_t lba, u_int8_t *m, u_int8_t *s, u_int8_t *f)
917 {
918 lba += 150;
919 lba &= 0xffffff;
920 *m = lba / (60 * 75);
921 lba %= (60 * 75);
922 *s = lba / 75;
923 *f = lba % 75;
924 }
925
926 static u_int32_t
927 msf2lba(u_int8_t m, u_int8_t s, u_int8_t f)
928 {
929 return (m * 60 + s) * 75 + f - 150;
930 }
931
932 static void
933 acd_read_toc(device_t dev)
934 {
935 struct ata_device *atadev = device_get_softc(dev);
936 struct acd_softc *cdp = device_get_ivars(dev);
937 struct g_provider *pp;
938 u_int32_t sizes[2];
939 int8_t ccb[16];
940 int track, ntracks, len;
941
942 atadev->flags &= ~ATA_D_MEDIA_CHANGED;
943 bzero(&cdp->toc, sizeof(cdp->toc));
944 cdp->disk_size = -1; /* hack for GEOM SOS */
945
946 if (acd_test_ready(dev))
947 return;
948
949 bzero(ccb, sizeof(ccb));
950 len = sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry);
951 ccb[0] = ATAPI_READ_TOC;
952 ccb[7] = len>>8;
953 ccb[8] = len;
954 if (ata_atapicmd(dev, ccb, (caddr_t)&cdp->toc, len,
955 ATA_R_READ | ATA_R_QUIET, 30)) {
956 bzero(&cdp->toc, sizeof(cdp->toc));
957 return;
958 }
959 ntracks = cdp->toc.hdr.ending_track - cdp->toc.hdr.starting_track + 1;
960 if (ntracks <= 0 || ntracks > MAXTRK) {
961 bzero(&cdp->toc, sizeof(cdp->toc));
962 return;
963 }
964
965 len = sizeof(struct ioc_toc_header)+(ntracks+1)*sizeof(struct cd_toc_entry);
966 bzero(ccb, sizeof(ccb));
967 ccb[0] = ATAPI_READ_TOC;
968 ccb[7] = len>>8;
969 ccb[8] = len;
970 if (ata_atapicmd(dev, ccb, (caddr_t)&cdp->toc, len,
971 ATA_R_READ | ATA_R_QUIET, 30)) {
972 bzero(&cdp->toc, sizeof(cdp->toc));
973 return;
974 }
975 cdp->toc.hdr.len = ntohs(cdp->toc.hdr.len);
976
977 cdp->block_size = (cdp->toc.tab[0].control & 4) ? 2048 : 2352;
978 acd_set_ioparm(dev);
979 bzero(ccb, sizeof(ccb));
980 ccb[0] = ATAPI_READ_CAPACITY;
981 if (ata_atapicmd(dev, ccb, (caddr_t)sizes, sizeof(sizes),
982 ATA_R_READ | ATA_R_QUIET, 30)) {
983 bzero(&cdp->toc, sizeof(cdp->toc));
984 return;
985 }
986 cdp->disk_size = ntohl(sizes[0]) + 1;
987
988 for (track = 1; track <= ntracks; track ++) {
989 if (cdp->pp[track] != NULL)
990 continue;
991 pp = g_new_providerf(cdp->gp, "acd%dt%02d", device_get_unit(dev),track);
992 pp->index = track;
993 cdp->pp[track] = pp;
994 g_error_provider(pp, 0);
995 }
996 for (; track < MAXTRK; track ++) {
997 if (cdp->pp[track] == NULL)
998 continue;
999 cdp->pp[track]->flags |= G_PF_WITHER;
1000 g_orphan_provider(cdp->pp[track], ENXIO);
1001 cdp->pp[track] = NULL;
1002 }
1003
1004 #ifdef ACD_DEBUG
1005 if (cdp->disk_size && cdp->toc.hdr.ending_track) {
1006 device_printf(dev, "(%d sectors (%d bytes)), %d tracks ",
1007 cdp->disk_size, cdp->block_size,
1008 cdp->toc.hdr.ending_track-cdp->toc.hdr.starting_track+1);
1009 if (cdp->toc.tab[0].control & 4)
1010 printf("%dMB\n", cdp->disk_size * cdp->block_size / 1048576);
1011 else
1012 printf("%d:%d audio\n",
1013 cdp->disk_size / 75 / 60, cdp->disk_size / 75 % 60);
1014 }
1015 #endif
1016 }
1017
1018 static int
1019 acd_play(device_t dev, int start, int end)
1020 {
1021 int8_t ccb[16];
1022
1023 bzero(ccb, sizeof(ccb));
1024 ccb[0] = ATAPI_PLAY_MSF;
1025 lba2msf(start, &ccb[3], &ccb[4], &ccb[5]);
1026 lba2msf(end, &ccb[6], &ccb[7], &ccb[8]);
1027 return ata_atapicmd(dev, ccb, NULL, 0, 0, 10);
1028 }
1029
1030 static int
1031 acd_setchan(device_t dev, u_int8_t c0, u_int8_t c1, u_int8_t c2, u_int8_t c3)
1032 {
1033 struct acd_softc *cdp = device_get_ivars(dev);
1034 int error;
1035
1036 if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE, (caddr_t)&cdp->au,
1037 sizeof(cdp->au))))
1038 return error;
1039 if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE)
1040 return EIO;
1041 cdp->au.data_length = 0;
1042 cdp->au.port[0].channels = c0;
1043 cdp->au.port[1].channels = c1;
1044 cdp->au.port[2].channels = c2;
1045 cdp->au.port[3].channels = c3;
1046 return acd_mode_select(dev, (caddr_t)&cdp->au, sizeof(cdp->au));
1047 }
1048
1049 static int
1050 acd_init_writer(device_t dev, int test_write)
1051 {
1052 int8_t ccb[16];
1053
1054 bzero(ccb, sizeof(ccb));
1055 ccb[0] = ATAPI_REZERO;
1056 ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 60);
1057 ccb[0] = ATAPI_SEND_OPC_INFO;
1058 ccb[1] = 0x01;
1059 ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 30);
1060 return 0;
1061 }
1062
1063 static int
1064 acd_fixate(device_t dev, int multisession)
1065 {
1066 struct acd_softc *cdp = device_get_ivars(dev);
1067 int8_t ccb[16] = { ATAPI_CLOSE_TRACK, 0x01, 0x02, 0, 0, 0, 0, 0,
1068 0, 0, 0, 0, 0, 0, 0, 0 };
1069 int timeout = 5*60*2;
1070 int error, dummy;
1071 struct write_param param;
1072
1073 if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1074 (caddr_t)¶m, sizeof(param))))
1075 return error;
1076
1077 param.data_length = 0;
1078 if (multisession)
1079 param.session_type = CDR_SESS_MULTI;
1080 else
1081 param.session_type = CDR_SESS_NONE;
1082
1083 if ((error = acd_mode_select(dev, (caddr_t)¶m, param.page_length + 10)))
1084 return error;
1085
1086 error = ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1087 if (error)
1088 return error;
1089
1090 /* some drives just return ready, wait for the expected fixate time */
1091 if ((error = acd_test_ready(dev)) != EBUSY) {
1092 timeout = timeout / (cdp->cap.cur_write_speed / 177);
1093 pause("acdfix", timeout * hz / 2);
1094 return acd_test_ready(dev);
1095 }
1096
1097 while (timeout-- > 0) {
1098 if ((error = acd_get_progress(dev, &dummy)))
1099 return error;
1100 if ((error = acd_test_ready(dev)) != EBUSY)
1101 return error;
1102 pause("acdcld", hz / 2);
1103 }
1104 return EIO;
1105 }
1106
1107 static int
1108 acd_init_track(device_t dev, struct cdr_track *track)
1109 {
1110 struct acd_softc *cdp = device_get_ivars(dev);
1111 struct write_param param;
1112 int error;
1113
1114 if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1115 (caddr_t)¶m, sizeof(param))))
1116 return error;
1117
1118 param.data_length = 0;
1119 param.page_code = ATAPI_CDROM_WRITE_PARAMETERS_PAGE;
1120 param.page_length = 0x32;
1121 param.test_write = track->test_write ? 1 : 0;
1122 param.write_type = CDR_WTYPE_TRACK;
1123 param.session_type = CDR_SESS_NONE;
1124 param.fp = 0;
1125 param.packet_size = 0;
1126
1127 if (cdp->cap.capabilities & MST_BURNPROOF)
1128 param.burnproof = 1;
1129
1130 switch (track->datablock_type) {
1131
1132 case CDR_DB_RAW:
1133 if (track->preemp)
1134 param.track_mode = CDR_TMODE_AUDIO_PREEMP;
1135 else
1136 param.track_mode = CDR_TMODE_AUDIO;
1137 cdp->block_size = 2352;
1138 param.datablock_type = CDR_DB_RAW;
1139 param.session_format = CDR_SESS_CDROM;
1140 break;
1141
1142 case CDR_DB_ROM_MODE1:
1143 cdp->block_size = 2048;
1144 param.track_mode = CDR_TMODE_DATA;
1145 param.datablock_type = CDR_DB_ROM_MODE1;
1146 param.session_format = CDR_SESS_CDROM;
1147 break;
1148
1149 case CDR_DB_ROM_MODE2:
1150 cdp->block_size = 2336;
1151 param.track_mode = CDR_TMODE_DATA;
1152 param.datablock_type = CDR_DB_ROM_MODE2;
1153 param.session_format = CDR_SESS_CDROM;
1154 break;
1155
1156 case CDR_DB_XA_MODE1:
1157 cdp->block_size = 2048;
1158 param.track_mode = CDR_TMODE_DATA;
1159 param.datablock_type = CDR_DB_XA_MODE1;
1160 param.session_format = CDR_SESS_CDROM_XA;
1161 break;
1162
1163 case CDR_DB_XA_MODE2_F1:
1164 cdp->block_size = 2056;
1165 param.track_mode = CDR_TMODE_DATA;
1166 param.datablock_type = CDR_DB_XA_MODE2_F1;
1167 param.session_format = CDR_SESS_CDROM_XA;
1168 break;
1169
1170 case CDR_DB_XA_MODE2_F2:
1171 cdp->block_size = 2324;
1172 param.track_mode = CDR_TMODE_DATA;
1173 param.datablock_type = CDR_DB_XA_MODE2_F2;
1174 param.session_format = CDR_SESS_CDROM_XA;
1175 break;
1176
1177 case CDR_DB_XA_MODE2_MIX:
1178 cdp->block_size = 2332;
1179 param.track_mode = CDR_TMODE_DATA;
1180 param.datablock_type = CDR_DB_XA_MODE2_MIX;
1181 param.session_format = CDR_SESS_CDROM_XA;
1182 break;
1183 }
1184 acd_set_ioparm(dev);
1185 return acd_mode_select(dev, (caddr_t)¶m, param.page_length + 10);
1186 }
1187
1188 static int
1189 acd_flush(device_t dev)
1190 {
1191 int8_t ccb[16] = { ATAPI_SYNCHRONIZE_CACHE, 0, 0, 0, 0, 0, 0, 0,
1192 0, 0, 0, 0, 0, 0, 0, 0 };
1193
1194 return ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 60);
1195 }
1196
1197 static int
1198 acd_read_track_info(device_t dev, int32_t lba, struct acd_track_info *info)
1199 {
1200 int8_t ccb[16] = { ATAPI_READ_TRACK_INFO, 1,
1201 lba>>24, lba>>16, lba>>8, lba, 0,
1202 sizeof(*info)>>8, sizeof(*info),
1203 0, 0, 0, 0, 0, 0, 0 };
1204 int error;
1205
1206 if ((error = ata_atapicmd(dev, ccb, (caddr_t)info, sizeof(*info),
1207 ATA_R_READ, 30)))
1208 return error;
1209 info->data_length = ntohs(info->data_length);
1210 info->track_start_addr = ntohl(info->track_start_addr);
1211 info->next_writeable_addr = ntohl(info->next_writeable_addr);
1212 info->free_blocks = ntohl(info->free_blocks);
1213 info->fixed_packet_size = ntohl(info->fixed_packet_size);
1214 info->track_length = ntohl(info->track_length);
1215 return 0;
1216 }
1217
1218 static int
1219 acd_get_progress(device_t dev, int *finished)
1220 {
1221 int8_t ccb[16] = { ATAPI_READ_CAPACITY, 0, 0, 0, 0, 0, 0, 0,
1222 0, 0, 0, 0, 0, 0, 0, 0 };
1223 struct ata_request *request;
1224 int8_t dummy[8];
1225
1226 if (!(request = ata_alloc_request()))
1227 return ENOMEM;
1228
1229 request->dev = dev;
1230 bcopy(ccb, request->u.atapi.ccb, 16);
1231 request->data = dummy;
1232 request->bytecount = sizeof(dummy);
1233 request->transfersize = min(request->bytecount, 65534);
1234 request->flags = ATA_R_ATAPI | ATA_R_READ;
1235 request->timeout = 30;
1236 ata_queue_request(request);
1237 if (!request->error &&
1238 request->u.atapi.sense.specific & ATA_SENSE_SPEC_VALID)
1239 *finished = ((request->u.atapi.sense.specific2 |
1240 (request->u.atapi.sense.specific1 << 8)) * 100) / 65535;
1241 else
1242 *finished = 0;
1243 ata_free_request(request);
1244 return 0;
1245 }
1246
1247 static int
1248 acd_send_cue(device_t dev, struct cdr_cuesheet *cuesheet)
1249 {
1250 struct acd_softc *cdp = device_get_ivars(dev);
1251 struct write_param param;
1252 int8_t ccb[16] = { ATAPI_SEND_CUE_SHEET, 0, 0, 0, 0, 0,
1253 cuesheet->len>>16, cuesheet->len>>8, cuesheet->len,
1254 0, 0, 0, 0, 0, 0, 0 };
1255 int8_t *buffer;
1256 int32_t error;
1257
1258 if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1259 (caddr_t)¶m, sizeof(param))))
1260 return error;
1261
1262 param.data_length = 0;
1263 param.page_code = ATAPI_CDROM_WRITE_PARAMETERS_PAGE;
1264 param.page_length = 0x32;
1265 param.test_write = cuesheet->test_write ? 1 : 0;
1266 param.write_type = CDR_WTYPE_SESSION;
1267 param.session_type = cuesheet->session_type;
1268 param.fp = 0;
1269 param.packet_size = 0;
1270 param.track_mode = CDR_TMODE_AUDIO;
1271 param.datablock_type = CDR_DB_RAW;
1272 param.session_format = cuesheet->session_format;
1273 if (cdp->cap.capabilities & MST_BURNPROOF)
1274 param.burnproof = 1;
1275
1276 if ((error = acd_mode_select(dev, (caddr_t)¶m, param.page_length + 10)))
1277 return error;
1278
1279 if (!(buffer = malloc(cuesheet->len, M_ACD, M_NOWAIT)))
1280 return ENOMEM;
1281
1282 if (!(error = copyin(cuesheet->entries, buffer, cuesheet->len)))
1283 error = ata_atapicmd(dev, ccb, buffer, cuesheet->len, 0, 30);
1284 free(buffer, M_ACD);
1285 return error;
1286 }
1287
1288 static int
1289 acd_report_key(device_t dev, struct dvd_authinfo *ai)
1290 {
1291 struct dvd_miscauth *d = NULL;
1292 u_int32_t lba = 0;
1293 int16_t length;
1294 int8_t ccb[16];
1295 int error;
1296
1297 switch (ai->format) {
1298 case DVD_REPORT_AGID:
1299 case DVD_REPORT_ASF:
1300 case DVD_REPORT_RPC:
1301 length = 8;
1302 break;
1303 case DVD_REPORT_KEY1:
1304 length = 12;
1305 break;
1306 case DVD_REPORT_TITLE_KEY:
1307 length = 12;
1308 lba = ai->lba;
1309 break;
1310 case DVD_REPORT_CHALLENGE:
1311 length = 16;
1312 break;
1313 case DVD_INVALIDATE_AGID:
1314 length = 0;
1315 break;
1316 default:
1317 return EINVAL;
1318 }
1319
1320 bzero(ccb, sizeof(ccb));
1321 ccb[0] = ATAPI_REPORT_KEY;
1322 ccb[2] = (lba >> 24) & 0xff;
1323 ccb[3] = (lba >> 16) & 0xff;
1324 ccb[4] = (lba >> 8) & 0xff;
1325 ccb[5] = lba & 0xff;
1326 ccb[8] = (length >> 8) & 0xff;
1327 ccb[9] = length & 0xff;
1328 ccb[10] = (ai->agid << 6) | ai->format;
1329
1330 if (length) {
1331 if (!(d = malloc(length, M_ACD, M_NOWAIT | M_ZERO)))
1332 return ENOMEM;
1333 d->length = htons(length - 2);
1334 }
1335
1336 error = ata_atapicmd(dev, ccb, (caddr_t)d, length,
1337 ai->format == DVD_INVALIDATE_AGID ? 0 : ATA_R_READ,10);
1338 if (error) {
1339 if (length)
1340 free(d, M_ACD);
1341 return error;
1342 }
1343
1344 switch (ai->format) {
1345 case DVD_REPORT_AGID:
1346 ai->agid = d->data[3] >> 6;
1347 break;
1348
1349 case DVD_REPORT_CHALLENGE:
1350 bcopy(&d->data[0], &ai->keychal[0], 10);
1351 break;
1352
1353 case DVD_REPORT_KEY1:
1354 bcopy(&d->data[0], &ai->keychal[0], 5);
1355 break;
1356
1357 case DVD_REPORT_TITLE_KEY:
1358 ai->cpm = (d->data[0] >> 7);
1359 ai->cp_sec = (d->data[0] >> 6) & 0x1;
1360 ai->cgms = (d->data[0] >> 4) & 0x3;
1361 bcopy(&d->data[1], &ai->keychal[0], 5);
1362 break;
1363
1364 case DVD_REPORT_ASF:
1365 ai->asf = d->data[3] & 1;
1366 break;
1367
1368 case DVD_REPORT_RPC:
1369 ai->reg_type = (d->data[0] >> 6);
1370 ai->vend_rsts = (d->data[0] >> 3) & 0x7;
1371 ai->user_rsts = d->data[0] & 0x7;
1372 ai->region = d->data[1];
1373 ai->rpc_scheme = d->data[2];
1374 break;
1375
1376 case DVD_INVALIDATE_AGID:
1377 break;
1378
1379 default:
1380 error = EINVAL;
1381 }
1382 if (length)
1383 free(d, M_ACD);
1384 return error;
1385 }
1386
1387 static int
1388 acd_send_key(device_t dev, struct dvd_authinfo *ai)
1389 {
1390 struct dvd_miscauth *d;
1391 int16_t length;
1392 int8_t ccb[16];
1393 int error;
1394
1395 switch (ai->format) {
1396 case DVD_SEND_CHALLENGE:
1397 length = 16;
1398 if (!(d = malloc(length, M_ACD, M_NOWAIT | M_ZERO)))
1399 return ENOMEM;
1400 bcopy(ai->keychal, &d->data[0], 10);
1401 break;
1402
1403 case DVD_SEND_KEY2:
1404 length = 12;
1405 if (!(d = malloc(length, M_ACD, M_NOWAIT | M_ZERO)))
1406 return ENOMEM;
1407 bcopy(&ai->keychal[0], &d->data[0], 5);
1408 break;
1409
1410 case DVD_SEND_RPC:
1411 length = 8;
1412 if (!(d = malloc(length, M_ACD, M_NOWAIT | M_ZERO)))
1413 return ENOMEM;
1414 d->data[0] = ai->region;
1415 break;
1416
1417 default:
1418 return EINVAL;
1419 }
1420
1421 bzero(ccb, sizeof(ccb));
1422 ccb[0] = ATAPI_SEND_KEY;
1423 ccb[8] = (length >> 8) & 0xff;
1424 ccb[9] = length & 0xff;
1425 ccb[10] = (ai->agid << 6) | ai->format;
1426 d->length = htons(length - 2);
1427 error = ata_atapicmd(dev, ccb, (caddr_t)d, length, 0, 10);
1428 free(d, M_ACD);
1429 return error;
1430 }
1431
1432 static int
1433 acd_read_structure(device_t dev, struct dvd_struct *s)
1434 {
1435 struct dvd_miscauth *d;
1436 u_int16_t length;
1437 int8_t ccb[16];
1438 int error = 0;
1439
1440 switch(s->format) {
1441 case DVD_STRUCT_PHYSICAL:
1442 length = 21;
1443 break;
1444
1445 case DVD_STRUCT_COPYRIGHT:
1446 length = 8;
1447 break;
1448
1449 case DVD_STRUCT_DISCKEY:
1450 length = 2052;
1451 break;
1452
1453 case DVD_STRUCT_BCA:
1454 length = 192;
1455 break;
1456
1457 case DVD_STRUCT_MANUFACT:
1458 length = 2052;
1459 break;
1460
1461 case DVD_STRUCT_DDS:
1462 case DVD_STRUCT_PRERECORDED:
1463 case DVD_STRUCT_UNIQUEID:
1464 case DVD_STRUCT_LIST:
1465 case DVD_STRUCT_CMI:
1466 case DVD_STRUCT_RMD_LAST:
1467 case DVD_STRUCT_RMD_RMA:
1468 case DVD_STRUCT_DCB:
1469 return ENOSYS;
1470
1471 default:
1472 return EINVAL;
1473 }
1474
1475 if (!(d = malloc(length, M_ACD, M_NOWAIT | M_ZERO)))
1476 return ENOMEM;
1477 d->length = htons(length - 2);
1478
1479 bzero(ccb, sizeof(ccb));
1480 ccb[0] = ATAPI_READ_STRUCTURE;
1481 ccb[6] = s->layer_num;
1482 ccb[7] = s->format;
1483 ccb[8] = (length >> 8) & 0xff;
1484 ccb[9] = length & 0xff;
1485 ccb[10] = s->agid << 6;
1486 error = ata_atapicmd(dev, ccb, (caddr_t)d, length, ATA_R_READ, 30);
1487 if (error) {
1488 free(d, M_ACD);
1489 return error;
1490 }
1491
1492 switch (s->format) {
1493 case DVD_STRUCT_PHYSICAL: {
1494 struct dvd_layer *layer = (struct dvd_layer *)&s->data[0];
1495
1496 layer->book_type = d->data[0] >> 4;
1497 layer->book_version = d->data[0] & 0xf;
1498 layer->disc_size = d->data[1] >> 4;
1499 layer->max_rate = d->data[1] & 0xf;
1500 layer->nlayers = (d->data[2] >> 5) & 3;
1501 layer->track_path = (d->data[2] >> 4) & 1;
1502 layer->layer_type = d->data[2] & 0xf;
1503 layer->linear_density = d->data[3] >> 4;
1504 layer->track_density = d->data[3] & 0xf;
1505 layer->start_sector = d->data[5] << 16 | d->data[6] << 8 | d->data[7];
1506 layer->end_sector = d->data[9] << 16 | d->data[10] << 8 | d->data[11];
1507 layer->end_sector_l0 = d->data[13] << 16 | d->data[14] << 8|d->data[15];
1508 layer->bca = d->data[16] >> 7;
1509 break;
1510 }
1511
1512 case DVD_STRUCT_COPYRIGHT:
1513 s->cpst = d->data[0];
1514 s->rmi = d->data[1];
1515 break;
1516
1517 case DVD_STRUCT_DISCKEY:
1518 bcopy(&d->data[0], &s->data[0], 2048);
1519 break;
1520
1521 case DVD_STRUCT_BCA:
1522 s->length = ntohs(d->length);
1523 bcopy(&d->data[0], &s->data[0], s->length);
1524 break;
1525
1526 case DVD_STRUCT_MANUFACT:
1527 s->length = ntohs(d->length);
1528 bcopy(&d->data[0], &s->data[0], s->length);
1529 break;
1530
1531 default:
1532 error = EINVAL;
1533 }
1534 free(d, M_ACD);
1535 return error;
1536 }
1537
1538 static int
1539 acd_tray(device_t dev, int close)
1540 {
1541 struct ata_device *atadev = device_get_softc(dev);
1542 struct acd_softc *cdp = device_get_ivars(dev);
1543 int error = ENODEV;
1544
1545 if (cdp->cap.mechanism & MST_EJECT) {
1546 if (close) {
1547 if (!(error = acd_start_stop(dev, 3))) {
1548 acd_read_toc(dev);
1549 acd_prevent_allow(dev, 1);
1550 cdp->flags |= F_LOCKED;
1551 }
1552 }
1553 else {
1554 acd_start_stop(dev, 0);
1555 acd_prevent_allow(dev, 0);
1556 cdp->flags &= ~F_LOCKED;
1557 atadev->flags |= ATA_D_MEDIA_CHANGED;
1558 error = acd_start_stop(dev, 2);
1559 }
1560 }
1561 return error;
1562 }
1563
1564 static int
1565 acd_blank(device_t dev, int blanktype)
1566 {
1567 struct ata_device *atadev = device_get_softc(dev);
1568 int8_t ccb[16] = { ATAPI_BLANK, 0x10 | (blanktype & 0x7), 0, 0, 0, 0, 0, 0,
1569 0, 0, 0, 0, 0, 0, 0, 0 };
1570
1571 atadev->flags |= ATA_D_MEDIA_CHANGED;
1572 return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1573 }
1574
1575 static int
1576 acd_prevent_allow(device_t dev, int lock)
1577 {
1578 int8_t ccb[16] = { ATAPI_PREVENT_ALLOW, 0, 0, 0, lock,
1579 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1580
1581 return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1582 }
1583
1584 static int
1585 acd_start_stop(device_t dev, int start)
1586 {
1587 int8_t ccb[16] = { ATAPI_START_STOP, 0, 0, 0, start,
1588 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1589
1590 return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1591 }
1592
1593 static int
1594 acd_pause_resume(device_t dev, int pause)
1595 {
1596 int8_t ccb[16] = { ATAPI_PAUSE, 0, 0, 0, 0, 0, 0, 0, pause,
1597 0, 0, 0, 0, 0, 0, 0 };
1598
1599 return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1600 }
1601
1602 static int
1603 acd_mode_sense(device_t dev, int page, caddr_t pagebuf, int pagesize)
1604 {
1605 int8_t ccb[16] = { ATAPI_MODE_SENSE_BIG, 0, page, 0, 0, 0, 0,
1606 pagesize>>8, pagesize, 0, 0, 0, 0, 0, 0, 0 };
1607 int error;
1608
1609 error = ata_atapicmd(dev, ccb, pagebuf, pagesize, ATA_R_READ, 10);
1610 return error;
1611 }
1612
1613 static int
1614 acd_mode_select(device_t dev, caddr_t pagebuf, int pagesize)
1615 {
1616 int8_t ccb[16] = { ATAPI_MODE_SELECT_BIG, 0x10, 0, 0, 0, 0, 0,
1617 pagesize>>8, pagesize, 0, 0, 0, 0, 0, 0, 0 };
1618
1619 return ata_atapicmd(dev, ccb, pagebuf, pagesize, 0, 30);
1620 }
1621
1622 static int
1623 acd_set_speed(device_t dev, int rdspeed, int wrspeed)
1624 {
1625 int8_t ccb[16] = { ATAPI_SET_SPEED, 0, rdspeed >> 8, rdspeed,
1626 wrspeed >> 8, wrspeed, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1627 int error;
1628
1629 error = ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1630 if (!error)
1631 acd_get_cap(dev);
1632 return error;
1633 }
1634
1635 static void
1636 acd_get_cap(device_t dev)
1637 {
1638 struct acd_softc *cdp = device_get_ivars(dev);
1639 int8_t ccb[16] = { ATAPI_MODE_SENSE_BIG, 0, ATAPI_CDROM_CAP_PAGE,
1640 0, 0, 0, 0, sizeof(cdp->cap)>>8, sizeof(cdp->cap),
1641 0, 0, 0, 0, 0, 0, 0 };
1642 int count;
1643
1644 /* get drive capabilities, some bugridden drives needs this repeated */
1645 for (count = 0 ; count < 5 ; count++) {
1646 if (!ata_atapicmd(dev, ccb, (caddr_t)&cdp->cap, sizeof(cdp->cap),
1647 ATA_R_READ | ATA_R_QUIET, 5)) {
1648 cdp->cap.data_length = ntohs(cdp->cap.data_length);
1649 cdp->cap.blk_desc_len = ntohs(cdp->cap.blk_desc_len);
1650 cdp->cap.media = ntohs(cdp->cap.media);
1651 cdp->cap.capabilities = ntohs(cdp->cap.capabilities);
1652 cdp->cap.max_read_speed = ntohs(cdp->cap.max_read_speed);
1653 cdp->cap.max_vol_levels = ntohs(cdp->cap.max_vol_levels);
1654 cdp->cap.buf_size = ntohs(cdp->cap.buf_size);
1655 cdp->cap.cur_read_speed = ntohs(cdp->cap.cur_read_speed);
1656 cdp->cap.max_write_speed = ntohs(cdp->cap.max_write_speed);
1657 cdp->cap.cur_write_speed = max(ntohs(cdp->cap.cur_write_speed),177);
1658 cdp->cap.copy_protect_rev = ntohs(cdp->cap.copy_protect_rev);
1659 }
1660 }
1661 }
1662
1663 static int
1664 acd_read_format_caps(device_t dev, struct cdr_format_capacities *caps)
1665 {
1666 int8_t ccb[16] = { ATAPI_READ_FORMAT_CAPACITIES, 0, 0, 0, 0, 0, 0,
1667 (sizeof(struct cdr_format_capacities) >> 8) & 0xff,
1668 sizeof(struct cdr_format_capacities) & 0xff,
1669 0, 0, 0, 0, 0, 0, 0 };
1670
1671 return ata_atapicmd(dev, ccb, (caddr_t)caps,
1672 sizeof(struct cdr_format_capacities), ATA_R_READ, 30);
1673 }
1674
1675 static int
1676 acd_format(device_t dev, struct cdr_format_params* params)
1677 {
1678 int8_t ccb[16] = { ATAPI_FORMAT, 0x11, 0, 0, 0, 0, 0, 0, 0, 0,
1679 0, 0, 0, 0, 0, 0 };
1680 int error;
1681
1682 error = ata_atapicmd(dev, ccb, (u_int8_t *)params,
1683 sizeof(struct cdr_format_params), 0, 30);
1684 return error;
1685 }
1686
1687 static int
1688 acd_test_ready(device_t dev)
1689 {
1690 int8_t ccb[16] = { ATAPI_TEST_UNIT_READY, 0, 0, 0, 0,
1691 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1692
1693 return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1694 }
1695
1696 static void
1697 acd_describe(device_t dev)
1698 {
1699 struct ata_channel *ch = device_get_softc(device_get_parent(dev));
1700 struct ata_device *atadev = device_get_softc(dev);
1701 struct acd_softc *cdp = device_get_ivars(dev);
1702 int comma = 0;
1703 char *mechanism;
1704
1705 if (bootverbose) {
1706 device_printf(dev, "<%.40s/%.8s> %s drive at ata%d as %s\n",
1707 atadev->param.model, atadev->param.revision,
1708 (cdp->cap.media & MST_WRITE_DVDR) ? "DVDR" :
1709 (cdp->cap.media & MST_WRITE_DVDRAM) ? "DVDRAM" :
1710 (cdp->cap.media & MST_WRITE_CDRW) ? "CDRW" :
1711 (cdp->cap.media & MST_WRITE_CDR) ? "CDR" :
1712 (cdp->cap.media & MST_READ_DVDROM) ? "DVDROM":"CDROM",
1713 device_get_unit(ch->dev), ata_unit2str(atadev));
1714
1715 device_printf(dev, "%s", "");
1716 if (cdp->cap.cur_read_speed) {
1717 printf("read %dKB/s", cdp->cap.cur_read_speed * 1000 / 1024);
1718 if (cdp->cap.max_read_speed)
1719 printf(" (%dKB/s)", cdp->cap.max_read_speed * 1000 / 1024);
1720 if ((cdp->cap.cur_write_speed) &&
1721 (cdp->cap.media & (MST_WRITE_CDR | MST_WRITE_CDRW |
1722 MST_WRITE_DVDR | MST_WRITE_DVDRAM))) {
1723 printf(" write %dKB/s", cdp->cap.cur_write_speed * 1000 / 1024);
1724 if (cdp->cap.max_write_speed)
1725 printf(" (%dKB/s)", cdp->cap.max_write_speed * 1000 / 1024);
1726 }
1727 comma = 1;
1728 }
1729 if (cdp->cap.buf_size) {
1730 printf("%s %dKB buffer", comma ? "," : "", cdp->cap.buf_size);
1731 comma = 1;
1732 }
1733 printf("%s %s %s\n", comma ? "," : "", ata_mode2str(atadev->mode),
1734 ata_satarev2str(ATA_GETREV(device_get_parent(dev), atadev->unit)));
1735
1736 device_printf(dev, "Reads:");
1737 comma = 0;
1738 if (cdp->cap.media & MST_READ_CDR) {
1739 printf(" CDR"); comma = 1;
1740 }
1741 if (cdp->cap.media & MST_READ_CDRW) {
1742 printf("%s CDRW", comma ? "," : ""); comma = 1;
1743 }
1744 if (cdp->cap.capabilities & MST_READ_CDDA) {
1745 if (cdp->cap.capabilities & MST_CDDA_STREAM)
1746 printf("%s CDDA stream", comma ? "," : "");
1747 else
1748 printf("%s CDDA", comma ? "," : "");
1749 comma = 1;
1750 }
1751 if (cdp->cap.media & MST_READ_DVDROM) {
1752 printf("%s DVDROM", comma ? "," : ""); comma = 1;
1753 }
1754 if (cdp->cap.media & MST_READ_DVDR) {
1755 printf("%s DVDR", comma ? "," : ""); comma = 1;
1756 }
1757 if (cdp->cap.media & MST_READ_DVDRAM) {
1758 printf("%s DVDRAM", comma ? "," : ""); comma = 1;
1759 }
1760 if (cdp->cap.media & MST_READ_PACKET)
1761 printf("%s packet", comma ? "," : "");
1762
1763 printf("\n");
1764 device_printf(dev, "Writes:");
1765 if (cdp->cap.media & (MST_WRITE_CDR | MST_WRITE_CDRW |
1766 MST_WRITE_DVDR | MST_WRITE_DVDRAM)) {
1767 comma = 0;
1768 if (cdp->cap.media & MST_WRITE_CDR) {
1769 printf(" CDR" ); comma = 1;
1770 }
1771 if (cdp->cap.media & MST_WRITE_CDRW) {
1772 printf("%s CDRW", comma ? "," : ""); comma = 1;
1773 }
1774 if (cdp->cap.media & MST_WRITE_DVDR) {
1775 printf("%s DVDR", comma ? "," : ""); comma = 1;
1776 }
1777 if (cdp->cap.media & MST_WRITE_DVDRAM) {
1778 printf("%s DVDRAM", comma ? "," : ""); comma = 1;
1779 }
1780 if (cdp->cap.media & MST_WRITE_TEST) {
1781 printf("%s test write", comma ? "," : ""); comma = 1;
1782 }
1783 if (cdp->cap.capabilities & MST_BURNPROOF)
1784 printf("%s burnproof", comma ? "," : "");
1785 }
1786 printf("\n");
1787 if (cdp->cap.capabilities & MST_AUDIO_PLAY) {
1788 device_printf(dev, "Audio: ");
1789 if (cdp->cap.capabilities & MST_AUDIO_PLAY)
1790 printf("play");
1791 if (cdp->cap.max_vol_levels)
1792 printf(", %d volume levels", cdp->cap.max_vol_levels);
1793 printf("\n");
1794 }
1795 device_printf(dev, "Mechanism: ");
1796 switch (cdp->cap.mechanism & MST_MECH_MASK) {
1797 case MST_MECH_CADDY:
1798 mechanism = "caddy"; break;
1799 case MST_MECH_TRAY:
1800 mechanism = "tray"; break;
1801 case MST_MECH_POPUP:
1802 mechanism = "popup"; break;
1803 case MST_MECH_CHANGER:
1804 mechanism = "changer"; break;
1805 case MST_MECH_CARTRIDGE:
1806 mechanism = "cartridge"; break;
1807 default:
1808 mechanism = 0; break;
1809 }
1810 if (mechanism)
1811 printf("%s%s", (cdp->cap.mechanism & MST_EJECT) ?
1812 "ejectable " : "", mechanism);
1813 else if (cdp->cap.mechanism & MST_EJECT)
1814 printf("ejectable");
1815
1816 if (cdp->cap.mechanism & MST_LOCKABLE)
1817 printf((cdp->cap.mechanism & MST_LOCKED) ? ", locked":", unlocked");
1818 if (cdp->cap.mechanism & MST_PREVENT)
1819 printf(", lock protected");
1820 printf("\n");
1821
1822 if ((cdp->cap.mechanism & MST_MECH_MASK) != MST_MECH_CHANGER) {
1823 device_printf(dev, "Medium: ");
1824 switch (cdp->cap.medium_type & MST_TYPE_MASK_HIGH) {
1825 case MST_CDROM:
1826 printf("CD-ROM "); break;
1827 case MST_CDR:
1828 printf("CD-R "); break;
1829 case MST_CDRW:
1830 printf("CD-RW "); break;
1831 case MST_DVD:
1832 printf("DVD "); break;
1833 case MST_DOOR_OPEN:
1834 printf("door open"); break;
1835 case MST_NO_DISC:
1836 printf("no/blank disc"); break;
1837 case MST_FMT_ERROR:
1838 printf("medium format error"); break;
1839 }
1840 if ((cdp->cap.medium_type & MST_TYPE_MASK_HIGH)<MST_TYPE_MASK_HIGH){
1841 switch (cdp->cap.medium_type & MST_TYPE_MASK_LOW) {
1842 case MST_DATA_120:
1843 printf("120mm data disc"); break;
1844 case MST_AUDIO_120:
1845 printf("120mm audio disc"); break;
1846 case MST_COMB_120:
1847 printf("120mm data/audio disc"); break;
1848 case MST_PHOTO_120:
1849 printf("120mm photo disc"); break;
1850 case MST_DATA_80:
1851 printf("80mm data disc"); break;
1852 case MST_AUDIO_80:
1853 printf("80mm audio disc"); break;
1854 case MST_COMB_80:
1855 printf("80mm data/audio disc"); break;
1856 case MST_PHOTO_80:
1857 printf("80mm photo disc"); break;
1858 case MST_FMT_NONE:
1859 switch (cdp->cap.medium_type & MST_TYPE_MASK_HIGH) {
1860 case MST_CDROM:
1861 printf("unknown"); break;
1862 case MST_CDR:
1863 case MST_CDRW:
1864 printf("blank"); break;
1865 }
1866 break;
1867 default:
1868 printf("unknown (0x%x)", cdp->cap.medium_type); break;
1869 }
1870 }
1871 printf("\n");
1872 }
1873 }
1874 else {
1875 device_printf(dev, "%s ",
1876 (cdp->cap.media & MST_WRITE_DVDR) ? "DVDR" :
1877 (cdp->cap.media & MST_WRITE_DVDRAM) ? "DVDRAM" :
1878 (cdp->cap.media & MST_WRITE_CDRW) ? "CDRW" :
1879 (cdp->cap.media & MST_WRITE_CDR) ? "CDR" :
1880 (cdp->cap.media & MST_READ_DVDROM) ? "DVDROM" :
1881 "CDROM");
1882 if (cdp->changer_info)
1883 printf("with %d CD changer ", cdp->changer_info->slots);
1884 printf("<%.40s/%.8s> at ata%d-%s %s %s\n",
1885 atadev->param.model, atadev->param.revision,
1886 device_get_unit(ch->dev), ata_unit2str(atadev),
1887 ata_mode2str(atadev->mode),
1888 ata_satarev2str(ATA_GETREV(device_get_parent(dev), atadev->unit)));
1889 }
1890 }
1891
1892 static device_method_t acd_methods[] = {
1893 /* device interface */
1894 DEVMETHOD(device_probe, acd_probe),
1895 DEVMETHOD(device_attach, acd_attach),
1896 DEVMETHOD(device_detach, acd_detach),
1897 DEVMETHOD(device_shutdown, acd_shutdown),
1898
1899 /* ATA methods */
1900 DEVMETHOD(ata_reinit, acd_reinit),
1901
1902 DEVMETHOD_END
1903 };
1904
1905 static driver_t acd_driver = {
1906 "acd",
1907 acd_methods,
1908 0,
1909 };
1910
1911 static devclass_t acd_devclass;
1912
1913 static int
1914 acd_modevent(module_t mod, int what, void *arg)
1915 {
1916 return g_modevent(0, what, &acd_class);
1917 }
1918
1919 DRIVER_MODULE(acd, ata, acd_driver, acd_devclass, acd_modevent, NULL);
1920 MODULE_VERSION(acd, 1);
1921 MODULE_DEPEND(acd, ata, 1, 1, 1);
Cache object: 39e699adc12c0a4e92a1b9ddc21dd33a
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