xref: /dflybsd-src/sys/dev/disk/nata/atapi-cd.c (revision ad30b684748061ca0c68e4a5ca21b45c240c52c5)
1 /*-
2  * Copyright (c) 1998 - 2006 S�ren 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  * $FreeBSD: src/sys/dev/ata/atapi-cd.c,v 1.189 2006/06/28 15:04:10 sos Exp $
27  * $DragonFly: src/sys/dev/disk/nata/atapi-cd.c,v 1.7 2007/06/03 04:48:29 dillon Exp $
28  */
29 
30 #include "opt_ata.h"
31 
32 #include <sys/param.h>
33 #include <sys/bio.h>
34 #include <sys/buf.h>
35 #include <sys/bus.h>
36 #include <sys/cdio.h>
37 #include <sys/cdrio.h>
38 #include <sys/device.h>
39 #include <sys/devicestat.h>
40 #include <sys/disk.h>
41 #include <sys/dvdio.h>
42 #include <sys/kernel.h>
43 #include <sys/malloc.h>
44 #include <sys/module.h>
45 #include <sys/nata.h>
46 #include <sys/proc.h>
47 #include <sys/systm.h>
48 
49 #include "ata-all.h"
50 #include "atapi-cd.h"
51 #include "ata_if.h"
52 
53 /* device structure */
54 static	d_open_t	acd_open;
55 static	d_close_t	acd_close;
56 static	d_ioctl_t	acd_ioctl;
57 static	d_strategy_t	acd_strategy;
58 static struct dev_ops acd_ops = {
59 	{ "acd", 117, D_DISK | D_TRACKCLOSE },
60 	.d_open =	acd_open,
61 	.d_close =	acd_close,
62 	.d_read =	physread,
63 	.d_write =	physwrite,
64 	.d_ioctl =	acd_ioctl,
65 	.d_strategy =	acd_strategy,
66 };
67 
68 /* prototypes */
69 static void acd_set_ioparm(device_t);
70 static void acd_describe(device_t);
71 static void lba2msf(u_int32_t, u_int8_t *, u_int8_t *, u_int8_t *);
72 static u_int32_t msf2lba(u_int8_t, u_int8_t, u_int8_t);
73 static void acd_start(device_t, struct bio *);
74 static void acd_done(struct ata_request *);
75 static void acd_read_toc(device_t);
76 #if 0
77 static struct acd_tracknode * acd_make_tracknode(device_t, int);
78 #endif
79 static void acd_destroy_tracknode(device_t, int);
80 static int acd_play(device_t, int, int);
81 static int acd_setchan(device_t, u_int8_t, u_int8_t, u_int8_t, u_int8_t);
82 static int acd_init_writer(device_t, int);
83 static int acd_fixate(device_t, int);
84 static int acd_init_track(device_t, struct cdr_track *);
85 static int acd_flush(device_t);
86 static int acd_read_track_info(device_t, int32_t, struct acd_track_info *);
87 static int acd_get_progress(device_t, int *);
88 static int acd_send_cue(device_t, struct cdr_cuesheet *);
89 static int acd_report_key(device_t, struct dvd_authinfo *);
90 static int acd_send_key(device_t, struct dvd_authinfo *);
91 static int acd_read_structure(device_t, struct dvd_struct *);
92 static int acd_tray(device_t, int);
93 static int acd_blank(device_t, int);
94 static int acd_prevent_allow(device_t, int);
95 static int acd_start_stop(device_t, int);
96 static int acd_pause_resume(device_t, int);
97 static int acd_mode_sense(device_t, int, caddr_t, int);
98 static int acd_mode_select(device_t, caddr_t, int);
99 static int acd_set_speed(device_t, int, int);
100 static void acd_get_cap(device_t);
101 #ifdef ACD_CDR_FORMAT
102 /* not yet ready */
103 static int acd_read_format_caps(device_t, struct cdr_format_capacities *);
104 static int acd_format(device_t, struct cdr_format_params *);
105 #endif /* ACD_CDR_FORMAT */
106 static int acd_test_ready(device_t);
107 
108 /* internal vars */
109 static MALLOC_DEFINE(M_ACD, "acd_driver", "ATAPI CD driver buffers");
110 
111 static int
112 acd_probe(device_t dev)
113 {
114     struct ata_device *atadev = device_get_softc(dev);
115 
116     if ((atadev->param.config & ATA_PROTO_ATAPI) &&
117 	(atadev->param.config & ATA_ATAPI_TYPE_MASK) == ATA_ATAPI_TYPE_CDROM)
118 	return 0;
119     else
120 	return ENXIO;
121 }
122 
123 static int
124 acd_attach(device_t dev)
125 {
126     struct ata_device *atadev = device_get_softc(dev);
127     struct acd_softc *cdp;
128     cdev_t cdev;
129 
130     /* XXX TGEN We're not in interrupt context, so we can M_WAITOK and remove
131        the OOM check. */
132     cdp = kmalloc(sizeof(struct acd_softc), M_ACD, M_INTWAIT | M_ZERO);
133     cdp->block_size = 2048;
134     device_set_ivars(dev, cdp);
135     ATA_SETMODE(device_get_parent(dev), dev);
136     ata_controlcmd(dev, ATA_DEVICE_RESET, 0, 0, 0);
137     acd_get_cap(dev);
138 
139     devstat_add_entry(&cdp->stats, "acd", device_get_unit(dev), DEV_BSIZE,
140 		      DEVSTAT_NO_ORDERED_TAGS,
141 		      DEVSTAT_TYPE_CDROM | DEVSTAT_TYPE_IF_IDE,
142 		      DEVSTAT_PRIORITY_CD);
143 
144     cdev = disk_create(device_get_unit(dev), &cdp->disk, &acd_ops);
145 #if 0
146     dev_ops_add(&acd_ops, dkunitmask(), dkmakeunit(device_get_unit(dev)));
147     cdev = make_dev(&acd_ops, dkmakeminor(device_get_unit(dev), 0, 0),
148 		      UID_ROOT, GID_OPERATOR, 0644, "acd%d",
149 		      device_get_unit(dev));
150 #endif
151     reference_dev(cdev);
152     cdev->si_drv1 = dev;
153 
154     /*
155      * Even though we do not have media information yet, we have to
156      * tell the disk management layer something or dscheck() will be
157      * unhappy.
158      */
159     cdp->cdev = cdev;
160     acd_set_ioparm(dev);
161     atadev->flags |= ATA_D_MEDIA_CHANGED;
162 
163     /* announce we are here */
164     acd_describe(dev);
165     return 0;
166 }
167 
168 static int
169 acd_detach(device_t dev)
170 {
171     struct acd_softc *cdp = device_get_ivars(dev);
172     int track;
173 
174     /* destroy devices from the system so we don't get any further requests */
175     for (track = 1; track < MAXTRK; track++) {
176 	if (cdp->track[track] == NULL)
177 	    continue;
178 	acd_destroy_tracknode(dev, track);
179     }
180     destroy_dev(cdp->cdev);
181 
182     /* fail requests on the queue and any "in flight" for this device */
183     ata_fail_requests(dev);
184 
185     /* don't leave anything behind */
186     dev_ops_remove(&acd_ops, dkunitmask(), dkmakeunit(device_get_unit(dev)));
187     disk_invalidate(&cdp->disk);
188     disk_destroy(&cdp->disk);
189     devstat_remove_entry(&cdp->stats);
190     device_set_ivars(dev, NULL);
191     kfree(cdp, M_ACD);
192     return 0;
193 }
194 
195 static void
196 acd_shutdown(device_t dev)
197 {
198     struct ata_device *atadev = device_get_softc(dev);
199 
200     if (atadev->param.support.command2 & ATA_SUPPORT_FLUSHCACHE)
201 	ata_controlcmd(dev, ATA_FLUSHCACHE, 0, 0, 0);
202 }
203 
204 static int
205 acd_reinit(device_t dev)
206 {
207     struct ata_channel *ch = device_get_softc(device_get_parent(dev));
208     struct ata_device *atadev = device_get_softc(dev);
209     struct acd_softc *cdp = device_get_ivars(dev);
210 
211     if (((atadev->unit == ATA_MASTER) && !(ch->devices & ATA_ATAPI_MASTER)) ||
212 	((atadev->unit == ATA_SLAVE) && !(ch->devices & ATA_ATAPI_SLAVE))) {
213 	device_set_ivars(dev, NULL);
214 	kfree(cdp, M_ACD);
215 	return 1;
216     }
217     ATA_SETMODE(device_get_parent(dev), dev);
218     return 0;
219 }
220 
221 static int
222 acd_open(struct dev_open_args *ap)
223 {
224     device_t dev = ap->a_head.a_dev->si_drv1;
225     /* XXX TGEN Sometimes, we're fed a cdev_t which we didn't create. It
226        doesn't have si_drv1 set, leading to evil NULL derefs. I can actually
227        recover our device_t otherwise, but really, this is a bug, so I'll bail
228        out. */
229     if (!dev)
230         return ENXIO;
231     struct ata_device *atadev = device_get_softc(dev);
232     struct acd_softc *cdp = device_get_ivars(dev);
233     struct ata_request *request;
234     int8_t ccb[16] = { ATAPI_TEST_UNIT_READY, 0, 0, 0, 0,
235                        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
236     int timeout = 60;
237 
238     if (!cdp)
239 	return ENXIO;
240     if (!device_is_attached(dev))
241 	return EBUSY;
242     if (!(request = ata_alloc_request()))
243 	return ENOMEM;
244 
245     /* wait if drive is not finished loading the medium */
246     while(timeout--) {
247 	bzero(request, sizeof(struct ata_request));
248 	request->dev = dev;
249 	bcopy(ccb, request->u.atapi.ccb, 16);
250 	request->flags = ATA_R_ATAPI;
251 	request->timeout = 5;
252 	ata_queue_request(request);
253 	if (!request->error &&
254 	    (request->u.atapi.sense.key == 2 ||
255 	     request->u.atapi.sense.key == 7) &&
256 	    request->u.atapi.sense.asc == 4 &&
257 	    request->u.atapi.sense.ascq == 1)
258 	    tsleep(&timeout, 0, "acdld", hz / 2);
259 	else
260 	    break;
261     }
262     ata_free_request(request);
263 
264     if (count_dev(cdp->cdev) == 1) {
265 	acd_prevent_allow(dev, 1);
266 	cdp->flags |= F_LOCKED;
267 	acd_read_toc(dev);
268     }
269     return 0;
270 }
271 
272 static int
273 acd_close(struct dev_close_args *ap)
274 {
275     device_t dev = ap->a_head.a_dev->si_drv1;
276     struct acd_softc *cdp = device_get_ivars(dev);
277 
278     if (!cdp)
279 	return ENXIO;
280 
281     if (count_dev(cdp->cdev) == 1) {
282 	acd_prevent_allow(dev, 0);
283 	cdp->flags &= ~F_LOCKED;
284     }
285     return 0;
286 }
287 
288 static int
289 acd_ioctl(struct dev_ioctl_args *ap)
290 {
291     device_t dev = ap->a_head.a_dev->si_drv1;
292     struct ata_device *atadev = device_get_softc(dev);
293     struct acd_softc *cdp = device_get_ivars(dev);
294     int error = 0, nocopyout = 0;
295 
296     if (!cdp)
297 	return ENXIO;
298 
299     if (atadev->flags & ATA_D_MEDIA_CHANGED) {
300 	switch (ap->a_cmd) {
301 	case CDIOCRESET:
302 	    acd_test_ready(dev);
303 	    break;
304 
305 	default:
306 	    acd_read_toc(dev);
307 	    acd_prevent_allow(dev, 1);
308 	    cdp->flags |= F_LOCKED;
309 	    break;
310 	}
311     }
312 
313     switch (ap->a_cmd) {
314 
315     case CDIOCRESUME:
316 	error = acd_pause_resume(dev, 1);
317 	break;
318 
319     case CDIOCPAUSE:
320 	error = acd_pause_resume(dev, 0);
321 	break;
322 
323     case CDIOCSTART:
324 	error = acd_start_stop(dev, 1);
325 	break;
326 
327     case CDIOCSTOP:
328 	error = acd_start_stop(dev, 0);
329 	break;
330 
331     case CDIOCALLOW:
332 	error = acd_prevent_allow(dev, 0);
333 	cdp->flags &= ~F_LOCKED;
334 	break;
335 
336     case CDIOCPREVENT:
337 	error = acd_prevent_allow(dev, 1);
338 	cdp->flags |= F_LOCKED;
339 	break;
340 
341     case CDIOCRESET:
342 	error = suser_cred(ap->a_cred, 0);
343 	if (error)
344 	    break;
345 	error = acd_test_ready(dev);
346 	break;
347 
348     case CDIOCEJECT:
349 	if (count_dev(cdp->cdev) > 1) {
350 	    error = EBUSY;
351 	    break;
352 	}
353 	error = acd_tray(dev, 0);
354 	break;
355 
356     case CDIOCCLOSE:
357 	if (count_dev(cdp->cdev) > 1)
358 	    break;
359 	error = acd_tray(dev, 1);
360 	break;
361 
362     case CDIOREADTOCHEADER:
363 	if (!cdp->toc.hdr.ending_track) {
364 	    error = EIO;
365 	    break;
366 	}
367 	bcopy(&cdp->toc.hdr, ap->a_data, sizeof(cdp->toc.hdr));
368 	break;
369 
370     case CDIOREADTOCENTRYS:
371 	{
372 	    struct ioc_read_toc_entry *te = (struct ioc_read_toc_entry *)ap->a_data;
373 	    struct toc *toc = &cdp->toc;
374 	    int starting_track = te->starting_track;
375 	    int len;
376 
377 	    if (!toc->hdr.ending_track) {
378 		error = EIO;
379 		break;
380 	    }
381 
382 	    if (te->data_len < sizeof(toc->tab[0]) ||
383 		(te->data_len % sizeof(toc->tab[0])) != 0 ||
384 		(te->address_format != CD_MSF_FORMAT &&
385 		te->address_format != CD_LBA_FORMAT)) {
386 		error = EINVAL;
387 		break;
388 	    }
389 
390 	    if (!starting_track)
391 		starting_track = toc->hdr.starting_track;
392 	    else if (starting_track == 170)
393 		starting_track = toc->hdr.ending_track + 1;
394 	    else if (starting_track < toc->hdr.starting_track ||
395 		     starting_track > toc->hdr.ending_track + 1) {
396 		error = EINVAL;
397 		break;
398 	    }
399 
400 	    len = ((toc->hdr.ending_track + 1 - starting_track) + 1) *
401 		  sizeof(toc->tab[0]);
402 	    if (te->data_len < len)
403 		len = te->data_len;
404 	    if (len > sizeof(toc->tab)) {
405 		error = EINVAL;
406 		break;
407 	    }
408 
409 	    if (te->address_format == CD_MSF_FORMAT) {
410 		struct cd_toc_entry *entry;
411 
412 		/* XXX TGEN Use M_WAITOK, not in intr ctx. */
413 		toc = kmalloc(sizeof(struct toc), M_ACD, M_INTWAIT);
414 		bcopy(&cdp->toc, toc, sizeof(struct toc));
415 		entry = toc->tab + (toc->hdr.ending_track + 1 -
416 			toc->hdr.starting_track) + 1;
417 		while (--entry >= toc->tab) {
418 		    lba2msf(ntohl(entry->addr.lba), &entry->addr.msf.minute,
419 			    &entry->addr.msf.second, &entry->addr.msf.frame);
420 		    entry->addr_type = CD_MSF_FORMAT;
421 		}
422 	    }
423 	    error = copyout(toc->tab + starting_track - toc->hdr.starting_track,
424 			    te->data, len);
425 	    if (te->address_format == CD_MSF_FORMAT)
426 		kfree(toc, M_ACD);
427 	}
428 	break;
429 
430     case CDIOREADTOCENTRY:
431 	{
432 	    struct ioc_read_toc_single_entry *te =
433 		(struct ioc_read_toc_single_entry *)ap->a_data;
434 	    struct toc *toc = &cdp->toc;
435 	    u_char track = te->track;
436 
437 	    if (!toc->hdr.ending_track) {
438 		error = EIO;
439 		break;
440 	    }
441 
442 	    if (te->address_format != CD_MSF_FORMAT &&
443 		te->address_format != CD_LBA_FORMAT) {
444 		error = EINVAL;
445 		break;
446 	    }
447 
448 	    if (!track)
449 		track = toc->hdr.starting_track;
450 	    else if (track == 170)
451 		track = toc->hdr.ending_track + 1;
452 	    else if (track < toc->hdr.starting_track ||
453 		     track > toc->hdr.ending_track + 1) {
454 		error = EINVAL;
455 		break;
456 	    }
457 
458 	    if (te->address_format == CD_MSF_FORMAT) {
459 		struct cd_toc_entry *entry;
460 
461 		/* XXX TGEN Use M_WAITOK, not in intr ctx. */
462 		toc = kmalloc(sizeof(struct toc), M_ACD, M_INTWAIT);
463 		bcopy(&cdp->toc, toc, sizeof(struct toc));
464 		entry = toc->tab + (track - toc->hdr.starting_track);
465 		lba2msf(ntohl(entry->addr.lba), &entry->addr.msf.minute,
466 			&entry->addr.msf.second, &entry->addr.msf.frame);
467 	    }
468 	    bcopy(toc->tab + track - toc->hdr.starting_track,
469 		  &te->entry, sizeof(struct cd_toc_entry));
470 	    if (te->address_format == CD_MSF_FORMAT)
471 		kfree(toc, M_ACD);
472 	}
473 	break;
474 
475 /* XXX TGEN Remove this and the rest of the nocopyout logic? */
476 #if __FreeBSD_version > 600008
477     case CDIOCREADSUBCHANNEL_SYSSPACE:
478 	nocopyout = 1;
479 	/* FALLTHROUGH */
480 
481 #endif
482     case CDIOCREADSUBCHANNEL:
483 	{
484 	    struct ioc_read_subchannel *args =
485 		(struct ioc_read_subchannel *)ap->a_data;
486 	    u_int8_t format;
487 	    int8_t ccb[16] = { ATAPI_READ_SUBCHANNEL, 0, 0x40, 1, 0, 0, 0,
488 			       sizeof(cdp->subchan)>>8, sizeof(cdp->subchan),
489 			       0, 0, 0, 0, 0, 0, 0 };
490 
491 	    if (args->data_len > sizeof(struct cd_sub_channel_info) ||
492 		args->data_len < sizeof(struct cd_sub_channel_header)) {
493 		error = EINVAL;
494 		break;
495 	    }
496 
497 	    format = args->data_format;
498 	    if ((format != CD_CURRENT_POSITION) &&
499 		(format != CD_MEDIA_CATALOG) && (format != CD_TRACK_INFO)) {
500 		error = EINVAL;
501 		break;
502 	    }
503 
504 	    ccb[1] = args->address_format & CD_MSF_FORMAT;
505 
506 	    if ((error = ata_atapicmd(dev, ccb, (caddr_t)&cdp->subchan,
507 				      sizeof(cdp->subchan), ATA_R_READ, 10)))
508 		break;
509 
510 	    if ((format == CD_MEDIA_CATALOG) || (format == CD_TRACK_INFO)) {
511 		if (cdp->subchan.header.audio_status == 0x11) {
512 		    error = EINVAL;
513 		    break;
514 		}
515 
516 		ccb[3] = format;
517 		if (format == CD_TRACK_INFO)
518 		    ccb[6] = args->track;
519 
520 		if ((error = ata_atapicmd(dev, ccb, (caddr_t)&cdp->subchan,
521 					  sizeof(cdp->subchan),ATA_R_READ,10))){
522 		    break;
523 		}
524 	    }
525 	    /* XXX TGEN Remove this and the rest of the nocopyout logic? */
526 	    if (nocopyout == 0) {
527 		error = copyout(&cdp->subchan, args->data, args->data_len);
528 	    } else {
529 		error = 0;
530 		bcopy(&cdp->subchan, args->data, args->data_len);
531 	    }
532 	}
533 	break;
534 
535     case CDIOCPLAYMSF:
536 	{
537 	    struct ioc_play_msf *args = (struct ioc_play_msf *)ap->a_data;
538 
539 	    error =
540 		acd_play(dev,
541 			 msf2lba(args->start_m, args->start_s, args->start_f),
542 			 msf2lba(args->end_m, args->end_s, args->end_f));
543 	}
544 	break;
545 
546     case CDIOCPLAYBLOCKS:
547 	{
548 	    struct ioc_play_blocks *args = (struct ioc_play_blocks *)ap->a_data;
549 
550 	    error = acd_play(dev, args->blk, args->blk + args->len);
551 	}
552 	break;
553 
554     case CDIOCPLAYTRACKS:
555 	{
556 	    struct ioc_play_track *args = (struct ioc_play_track *)ap->a_data;
557 	    int t1, t2;
558 
559 	    if (!cdp->toc.hdr.ending_track) {
560 		error = EIO;
561 		break;
562 	    }
563 	    if (args->end_track < cdp->toc.hdr.ending_track + 1)
564 		++args->end_track;
565 	    if (args->end_track > cdp->toc.hdr.ending_track + 1)
566 		args->end_track = cdp->toc.hdr.ending_track + 1;
567 	    t1 = args->start_track - cdp->toc.hdr.starting_track;
568 	    t2 = args->end_track - cdp->toc.hdr.starting_track;
569 	    if (t1 < 0 || t2 < 0 ||
570 		t1 > (cdp->toc.hdr.ending_track-cdp->toc.hdr.starting_track)) {
571 		error = EINVAL;
572 		break;
573 	    }
574 	    error = acd_play(dev, ntohl(cdp->toc.tab[t1].addr.lba),
575 			     ntohl(cdp->toc.tab[t2].addr.lba));
576 	}
577 	break;
578 
579     case CDIOCGETVOL:
580 	{
581 	    struct ioc_vol *arg = (struct ioc_vol *)ap->a_data;
582 
583 	    if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE,
584 					(caddr_t)&cdp->au, sizeof(cdp->au))))
585 		break;
586 
587 	    if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE) {
588 		error = EIO;
589 		break;
590 	    }
591 	    arg->vol[0] = cdp->au.port[0].volume;
592 	    arg->vol[1] = cdp->au.port[1].volume;
593 	    arg->vol[2] = cdp->au.port[2].volume;
594 	    arg->vol[3] = cdp->au.port[3].volume;
595 	}
596 	break;
597 
598     case CDIOCSETVOL:
599 	{
600 	    struct ioc_vol *arg = (struct ioc_vol *)ap->a_data;
601 
602 	    if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE,
603 					(caddr_t)&cdp->au, sizeof(cdp->au))))
604 		break;
605 	    if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE) {
606 		error = EIO;
607 		break;
608 	    }
609 	    if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE_MASK,
610 					(caddr_t)&cdp->aumask,
611 					sizeof(cdp->aumask))))
612 		break;
613 	    cdp->au.data_length = 0;
614 	    cdp->au.port[0].channels = CHANNEL_0;
615 	    cdp->au.port[1].channels = CHANNEL_1;
616 	    cdp->au.port[0].volume = arg->vol[0] & cdp->aumask.port[0].volume;
617 	    cdp->au.port[1].volume = arg->vol[1] & cdp->aumask.port[1].volume;
618 	    cdp->au.port[2].volume = arg->vol[2] & cdp->aumask.port[2].volume;
619 	    cdp->au.port[3].volume = arg->vol[3] & cdp->aumask.port[3].volume;
620 	    error =  acd_mode_select(dev, (caddr_t)&cdp->au, sizeof(cdp->au));
621 	}
622 	break;
623 
624     case CDIOCSETPATCH:
625 	{
626 	    struct ioc_patch *arg = (struct ioc_patch *)ap->a_data;
627 
628 	    error = acd_setchan(dev, arg->patch[0], arg->patch[1],
629 				arg->patch[2], arg->patch[3]);
630 	}
631 	break;
632 
633     case CDIOCSETMONO:
634 	error = acd_setchan(dev, CHANNEL_0|CHANNEL_1, CHANNEL_0|CHANNEL_1, 0,0);
635 	break;
636 
637     case CDIOCSETSTEREO:
638 	error = acd_setchan(dev, CHANNEL_0, CHANNEL_1, 0, 0);
639 	break;
640 
641     case CDIOCSETMUTE:
642 	error = acd_setchan(dev, 0, 0, 0, 0);
643 	break;
644 
645     case CDIOCSETLEFT:
646 	error = acd_setchan(dev, CHANNEL_0, CHANNEL_0, 0, 0);
647 	break;
648 
649     case CDIOCSETRIGHT:
650 	error = acd_setchan(dev, CHANNEL_1, CHANNEL_1, 0, 0);
651 	break;
652 
653     case CDRIOCBLANK:
654 	error = acd_blank(dev, (*(int *)ap->a_data));
655 	break;
656 
657     case CDRIOCNEXTWRITEABLEADDR:
658 	{
659 	    struct acd_track_info track_info;
660 
661 	    if ((error = acd_read_track_info(dev, 0xff, &track_info)))
662 		break;
663 
664 	    if (!track_info.nwa_valid) {
665 		error = EINVAL;
666 		break;
667 	    }
668 	    *(int*)ap->a_data = track_info.next_writeable_addr;
669 	}
670 	break;
671 
672     case CDRIOCINITWRITER:
673 	error = acd_init_writer(dev, (*(int *)ap->a_data));
674 	break;
675 
676     case CDRIOCINITTRACK:
677 	error = acd_init_track(dev, (struct cdr_track *)ap->a_data);
678 	break;
679 
680     case CDRIOCFLUSH:
681 	error = acd_flush(dev);
682 	break;
683 
684     case CDRIOCFIXATE:
685 	error = acd_fixate(dev, (*(int *)ap->a_data));
686 	break;
687 
688     case CDRIOCREADSPEED:
689 	{
690 	    int speed = *(int *)ap->a_data;
691 
692 	    /* Preserve old behavior: units in multiples of CDROM speed */
693 	    if (speed < 177)
694 		speed *= 177;
695 	    error = acd_set_speed(dev, speed, CDR_MAX_SPEED);
696 	}
697 	break;
698 
699     case CDRIOCWRITESPEED:
700 	{
701 	    int speed = *(int *)ap->a_data;
702 
703 	    if (speed < 177)
704 		speed *= 177;
705 	    error = acd_set_speed(dev, CDR_MAX_SPEED, speed);
706 	}
707 	break;
708 
709     case CDRIOCGETBLOCKSIZE:
710 	*(int *)ap->a_data = cdp->block_size;
711 	break;
712 
713     case CDRIOCSETBLOCKSIZE:
714 	cdp->block_size = *(int *)ap->a_data;
715 	acd_set_ioparm(dev);
716 	break;
717 
718     case CDRIOCGETPROGRESS:
719 	error = acd_get_progress(dev, (int *)ap->a_data);
720 	break;
721 
722     case CDRIOCSENDCUE:
723 	error = acd_send_cue(dev, (struct cdr_cuesheet *)ap->a_data);
724 	break;
725 
726 #ifdef ACD_CDR_FORMAT
727     case CDRIOCREADFORMATCAPS:
728 	error = acd_read_format_caps(dev,
729 			(struct cdr_format_capacities *)ap->a_data);
730 	break;
731 
732     case CDRIOCFORMAT:
733 	error = acd_format(dev, (struct cdr_format_params *)ap->a_data);
734 	break;
735 #endif /* ACD_CDR_FORMAT */
736 
737     case DVDIOCREPORTKEY:
738 	if (cdp->cap.media & MST_READ_DVDROM)
739 	    error = acd_report_key(dev, (struct dvd_authinfo *)ap->a_data);
740 	else
741 	    error = EINVAL;
742 	break;
743 
744     case DVDIOCSENDKEY:
745 	if (cdp->cap.media & MST_READ_DVDROM)
746 	    error = acd_send_key(dev, (struct dvd_authinfo *)ap->a_data);
747 	else
748 	    error = EINVAL;
749 	break;
750 
751     case DVDIOCREADSTRUCTURE:
752 	if (cdp->cap.media & MST_READ_DVDROM)
753 	    error = acd_read_structure(dev, (struct dvd_struct *)ap->a_data);
754 	else
755 	    error = EINVAL;
756 	break;
757 
758     default:
759 	error = ata_device_ioctl(dev, ap->a_cmd, ap->a_data);
760     }
761     return error;
762 }
763 
764 static int
765 acd_strategy(struct dev_strategy_args *ap)
766 {
767     device_t dev = ap->a_head.a_dev->si_drv1;
768     struct bio *bp = ap->a_bio;
769     struct buf *bbp = bp->bio_buf;
770     struct ata_device *atadev = device_get_softc(dev);
771     struct acd_softc *cdp = device_get_ivars(dev);
772     cdev_t cdev = cdp->cdev;
773 
774     if (bbp->b_cmd != BUF_CMD_READ && bbp->b_cmd != BUF_CMD_WRITE) {
775 	bbp->b_flags |= B_ERROR;
776 	bbp->b_error = EOPNOTSUPP;
777 	biodone(bp);
778 	return 0;
779     }
780 
781     if (bbp->b_cmd == BUF_CMD_READ && cdp->disk_size == -1) {
782 	bbp->b_flags |= B_ERROR;
783 	bbp->b_error = EIO;
784 	biodone(bp);
785 	return 0;
786     }
787 
788     bp->bio_driver_info = cdev;
789     bbp->b_resid = bbp->b_bcount;
790 
791     acd_start(dev, bp);
792     return 0;
793 }
794 
795 /* XXX TGEN Collapse this with acd_strategy()? */
796 static void
797 acd_start(device_t dev, struct bio *bp)
798 {
799     struct buf *bbp = bp->bio_buf;
800     struct ata_device *atadev = device_get_softc(dev);
801     struct acd_softc *cdp = device_get_ivars(dev);
802     struct ata_request *request;
803     cdev_t cdev;
804     u_int32_t lba, lastlba, count;
805     int8_t ccb[16];
806     int track, blocksize;
807 
808     cdev = bp->bio_driver_info;
809 
810     /* reject all queued entries if media changed */
811     if (atadev->flags & ATA_D_MEDIA_CHANGED) {
812 	bbp->b_flags |= B_ERROR;
813 	bbp->b_error = EIO;
814 	biodone(bp);
815 	return;
816     }
817 
818     bzero(ccb, sizeof(ccb));
819 
820     /*
821      * Special track access is via bio_offset (128-255), and direct
822      * raw access via 128, else normal accesses.
823      */
824     track = (bp->bio_offset >> 56) & 127;
825 
826     if (track) {
827 	if (track > MAXTRK) {
828 	    bbp->b_flags |= B_ERROR;
829 	    bbp->b_error = EIO;
830 	    biodone(bp);
831 	    return;
832 	}
833 	blocksize = (cdp->toc.tab[track - 1].control & 4) ? 2048 : 2352;
834 	lastlba = ntohl(cdp->toc.tab[track].addr.lba);
835 	lba = (bp->bio_offset & 0x00FFFFFFFFFFFFFFULL) / blocksize;
836 	lba += ntohl(cdp->toc.tab[track - 1].addr.lba);
837     }
838     else {
839 	blocksize = cdp->block_size;
840 	lastlba = cdp->disk_size;
841 	lba = (bp->bio_offset & 0x00FFFFFFFFFFFFFFULL) / blocksize;
842     }
843 
844     count = bbp->b_bcount / blocksize;
845 
846     if (bbp->b_cmd == BUF_CMD_READ) {
847 	/* if transfer goes beyond range adjust it to be within limits */
848 	if (lba + count > lastlba) {
849 	    /* if we are entirely beyond EOM return EOF */
850 	    if (lastlba <= lba) {
851 		bbp->b_resid = bbp->b_bcount;
852 		biodone(bp);
853 		return;
854 	    }
855 	    count = lastlba - lba;
856 	}
857 	switch (blocksize) {
858 	case 2048:
859 	    ccb[0] = ATAPI_READ_BIG;
860 	    break;
861 
862 	case 2352:
863 	    ccb[0] = ATAPI_READ_CD;
864 	    ccb[9] = 0xf8;
865 	    break;
866 
867 	default:
868 	    ccb[0] = ATAPI_READ_CD;
869 	    ccb[9] = 0x10;
870 	}
871     }
872     else
873 	ccb[0] = ATAPI_WRITE_BIG;
874 
875     ccb[1] = 0;
876     ccb[2] = lba>>24;
877     ccb[3] = lba>>16;
878     ccb[4] = lba>>8;
879     ccb[5] = lba;
880     ccb[6] = count>>16;
881     ccb[7] = count>>8;
882     ccb[8] = count;
883 
884     if (!(request = ata_alloc_request())) {
885 	bbp->b_flags |= B_ERROR;
886 	bbp->b_error = ENOMEM;
887 	biodone(bp);
888 	return;
889     }
890     request->dev = dev;
891     request->bio = bp;
892     bcopy(ccb, request->u.atapi.ccb,
893 	  (atadev->param.config & ATA_PROTO_MASK) ==
894 	  ATA_PROTO_ATAPI_12 ? 16 : 12);
895     request->data = bbp->b_data;
896     request->bytecount = count * blocksize;
897     request->transfersize = min(request->bytecount, 65534);
898     request->timeout = (ccb[0] == ATAPI_WRITE_BIG) ? 60 : 30;
899     request->retries = 2;
900     request->callback = acd_done;
901     request->flags = ATA_R_ATAPI;
902     if (atadev->mode >= ATA_DMA)
903 	request->flags |= ATA_R_DMA;
904     switch (bbp->b_cmd) {
905     case BUF_CMD_READ:
906 	request->flags |= ATA_R_READ;
907 	break;
908     case BUF_CMD_WRITE:
909 	request->flags |= ATA_R_WRITE;
910 	break;
911     default:
912 	device_printf(dev, "unknown BUF operation\n");
913 	ata_free_request(request);
914 	bbp->b_flags |= B_ERROR;
915 	bbp->b_error = EIO;
916 	biodone(bp);
917 	return;
918     }
919     devstat_start_transaction(&cdp->stats);
920     ata_queue_request(request);
921 }
922 
923 static void
924 acd_done(struct ata_request *request)
925 {
926     struct acd_softc *cdp = device_get_ivars(request->dev);
927     struct bio *bp = request->bio;
928     struct buf *bbp = bp->bio_buf;
929 
930     /* finish up transfer */
931     if ((bbp->b_error = request->result))
932 	bbp->b_flags |= B_ERROR;
933     bbp->b_resid = bbp->b_bcount - request->donecount;
934     devstat_end_transaction_buf(&cdp->stats, bbp);
935     biodone(bp);
936     ata_free_request(request);
937 }
938 
939 static void
940 acd_set_ioparm(device_t dev)
941 {
942     struct ata_channel *ch = device_get_softc(device_get_parent(dev));
943     struct acd_softc *cdp = device_get_ivars(dev);
944     struct disk_info info;
945 
946     if (ch->dma)
947 	cdp->iomax = min(ch->dma->max_iosize, 65534);
948     else
949 	cdp->iomax = min(DFLTPHYS, 65534);
950 
951     cdp->cdev->si_iosize_max = (cdp->iomax / cdp->block_size) * cdp->block_size;
952     cdp->cdev->si_bsize_phys = cdp->block_size;
953     bzero(&info, sizeof(info));
954     info.d_media_blksize = cdp->block_size;
955     info.d_media_blocks = (cdp->disk_size == -1) ? 0 : cdp->disk_size;
956     info.d_secpertrack = 100;
957     info.d_nheads = 1;
958     info.d_ncylinders = cdp->disk_size / info.d_secpertrack / info.d_nheads + 1;
959     info.d_secpercyl = info.d_secpertrack * info.d_nheads;
960     info.d_dsflags = DSO_ONESLICE | DSO_COMPATLABEL | DSO_COMPATPARTA |
961 		     DSO_RAWEXTENSIONS;
962     disk_setdiskinfo(&cdp->disk, &info);
963 
964 }
965 
966 static void
967 lba2msf(u_int32_t lba, u_int8_t *m, u_int8_t *s, u_int8_t *f)
968 {
969     lba += 150;
970     lba &= 0xffffff;
971     *m = lba / (60 * 75);
972     lba %= (60 * 75);
973     *s = lba / 75;
974     *f = lba % 75;
975 }
976 
977 static u_int32_t
978 msf2lba(u_int8_t m, u_int8_t s, u_int8_t f)
979 {
980     return (m * 60 + s) * 75 + f - 150;
981 }
982 
983 static void
984 acd_read_toc(device_t dev)
985 {
986     struct ata_device *atadev = device_get_softc(dev);
987     struct acd_softc *cdp = device_get_ivars(dev);
988     struct acd_tracknode *tracknode;
989     u_int32_t sizes[2];
990     int8_t ccb[16];
991     int track, ntracks, len;
992 
993     atadev->flags &= ~ATA_D_MEDIA_CHANGED;
994     bzero(&cdp->toc, sizeof(cdp->toc));
995 
996     if (acd_test_ready(dev))
997 	return;
998 
999     bzero(ccb, sizeof(ccb));
1000     len = sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry);
1001     ccb[0] = ATAPI_READ_TOC;
1002     ccb[7] = len>>8;
1003     ccb[8] = len;
1004     if (ata_atapicmd(dev, ccb, (caddr_t)&cdp->toc, len,
1005 		     ATA_R_READ | ATA_R_QUIET, 30)) {
1006 	bzero(&cdp->toc, sizeof(cdp->toc));
1007 	return;
1008     }
1009     ntracks = cdp->toc.hdr.ending_track - cdp->toc.hdr.starting_track + 1;
1010     if (ntracks <= 0 || ntracks > MAXTRK) {
1011 	bzero(&cdp->toc, sizeof(cdp->toc));
1012 	return;
1013     }
1014 
1015     len = sizeof(struct ioc_toc_header)+(ntracks+1)*sizeof(struct cd_toc_entry);
1016     bzero(ccb, sizeof(ccb));
1017     ccb[0] = ATAPI_READ_TOC;
1018     ccb[7] = len>>8;
1019     ccb[8] = len;
1020     if (ata_atapicmd(dev, ccb, (caddr_t)&cdp->toc, len,
1021 		     ATA_R_READ | ATA_R_QUIET, 30)) {
1022 	bzero(&cdp->toc, sizeof(cdp->toc));
1023 	return;
1024     }
1025     cdp->toc.hdr.len = ntohs(cdp->toc.hdr.len);
1026 
1027     cdp->block_size = (cdp->toc.tab[0].control & 4) ? 2048 : 2352;
1028     bzero(ccb, sizeof(ccb));
1029     ccb[0] = ATAPI_READ_CAPACITY;
1030     if (ata_atapicmd(dev, ccb, (caddr_t)sizes, sizeof(sizes),
1031 		     ATA_R_READ | ATA_R_QUIET, 30)) {
1032 	bzero(&cdp->toc, sizeof(cdp->toc));
1033 	return;
1034     }
1035     cdp->disk_size = ntohl(sizes[0]) + 1;
1036     acd_set_ioparm(dev);
1037 
1038     for (track = 1; track <= ntracks; track ++) {
1039 	if (cdp->track[track] != NULL)
1040 	    continue;
1041 #if 0
1042 	tracknode = acd_make_tracknode(dev, track);
1043 #endif
1044 	tracknode = NULL;
1045 	cdp->track[track] = tracknode;
1046     }
1047     for (; track < MAXTRK; track ++) {
1048 	if (cdp->track[track] == NULL)
1049 	    continue;
1050 	acd_destroy_tracknode(dev, track);
1051 	cdp->track[track] = NULL;
1052     }
1053 
1054 #ifdef ACD_DEBUG
1055     if (cdp->disk_size && cdp->toc.hdr.ending_track) {
1056 	device_printf(dev, "(%d sectors (%d bytes)), %d tracks ",
1057 		      cdp->disk_size, cdp->block_size,
1058 		      cdp->toc.hdr.ending_track-cdp->toc.hdr.starting_track+1);
1059 	if (cdp->toc.tab[0].control & 4)
1060 	    kprintf("%dMB\n", cdp->disk_size * cdp->block_size / 1048576);
1061 	else
1062 	    kprintf("%d:%d audio\n",
1063 		   cdp->disk_size / 75 / 60, cdp->disk_size / 75 % 60);
1064     }
1065 #endif
1066 }
1067 
1068 /*
1069  * Makes a new device node for the numbered track and returns a struct
1070  * acd_tracknode pointer to be included in the list of tracks available on the
1071  * medium.
1072  */
1073 
1074 #if 0
1075 
1076 static struct acd_tracknode *
1077 acd_make_tracknode(device_t dev, int track)
1078 {
1079     struct acd_softc *cdp = device_get_ivars(dev);
1080     struct acd_tracknode *tracknode;
1081     char name[16];
1082 
1083     ksprintf(name, "acd%dt%d", device_get_unit(dev), track);
1084     tracknode = kmalloc(sizeof(struct acd_tracknode), M_ACD, M_WAITOK | M_ZERO);
1085     tracknode->cdev = make_dev(&acd_ops, (device_get_unit(dev) << 3) |
1086 			      (track << 16), UID_ROOT, GID_OPERATOR, 0644,
1087 			      name, NULL);
1088     tracknode->cdev->si_drv1 = cdp->cdev->si_drv1;
1089     reference_dev(tracknode->cdev);
1090     return tracknode;
1091 }
1092 
1093 #endif
1094 
1095 /*
1096  * Destroys the device node of a numbered track and frees the related struct
1097  * acd_tracknode. It could be done just in acd_read_toc(), but it's nice to
1098  * have a complementary function to acd_make_tracknode().
1099  */
1100 static void
1101 acd_destroy_tracknode(device_t dev, int track)
1102 {
1103     struct acd_softc *cdp = device_get_ivars(dev);
1104     struct acd_tracknode *tracknode;
1105 
1106     tracknode = cdp->track[track];
1107     destroy_dev(tracknode->cdev);
1108     kfree(tracknode, M_ACD);
1109 }
1110 
1111 static int
1112 acd_play(device_t dev, int start, int end)
1113 {
1114     int8_t ccb[16];
1115 
1116     bzero(ccb, sizeof(ccb));
1117     ccb[0] = ATAPI_PLAY_MSF;
1118     lba2msf(start, &ccb[3], &ccb[4], &ccb[5]);
1119     lba2msf(end, &ccb[6], &ccb[7], &ccb[8]);
1120     return ata_atapicmd(dev, ccb, NULL, 0, 0, 10);
1121 }
1122 
1123 static int
1124 acd_setchan(device_t dev, u_int8_t c0, u_int8_t c1, u_int8_t c2, u_int8_t c3)
1125 {
1126     struct acd_softc *cdp = device_get_ivars(dev);
1127     int error;
1128 
1129     if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE, (caddr_t)&cdp->au,
1130 				sizeof(cdp->au))))
1131 	return error;
1132     if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE)
1133 	return EIO;
1134     cdp->au.data_length = 0;
1135     cdp->au.port[0].channels = c0;
1136     cdp->au.port[1].channels = c1;
1137     cdp->au.port[2].channels = c2;
1138     cdp->au.port[3].channels = c3;
1139     return acd_mode_select(dev, (caddr_t)&cdp->au, sizeof(cdp->au));
1140 }
1141 
1142 static int
1143 acd_init_writer(device_t dev, int test_write)
1144 {
1145     int8_t ccb[16];
1146 
1147     bzero(ccb, sizeof(ccb));
1148     ccb[0] = ATAPI_REZERO;
1149     ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 60);
1150     ccb[0] = ATAPI_SEND_OPC_INFO;
1151     ccb[1] = 0x01;
1152     ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 30);
1153     return 0;
1154 }
1155 
1156 static int
1157 acd_fixate(device_t dev, int multisession)
1158 {
1159     struct acd_softc *cdp = device_get_ivars(dev);
1160     int8_t ccb[16] = { ATAPI_CLOSE_TRACK, 0x01, 0x02, 0, 0, 0, 0, 0,
1161 		       0, 0, 0, 0, 0, 0, 0, 0 };
1162     int timeout = 5*60*2;
1163     int error, dummy;
1164     struct write_param param;
1165 
1166     if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1167 				(caddr_t)&param, sizeof(param))))
1168 	return error;
1169 
1170     param.data_length = 0;
1171     if (multisession)
1172 	param.session_type = CDR_SESS_MULTI;
1173     else
1174 	param.session_type = CDR_SESS_NONE;
1175 
1176     if ((error = acd_mode_select(dev, (caddr_t)&param, param.page_length + 10)))
1177 	return error;
1178 
1179     error = ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1180     if (error)
1181 	return error;
1182 
1183     /* some drives just return ready, wait for the expected fixate time */
1184     if ((error = acd_test_ready(dev)) != EBUSY) {
1185 	timeout = timeout / (cdp->cap.cur_write_speed / 177);
1186 	tsleep(&error, 0, "acdfix", timeout * hz / 2);
1187 	return acd_test_ready(dev);
1188     }
1189 
1190     while (timeout-- > 0) {
1191 	if ((error = acd_get_progress(dev, &dummy)))
1192 	    return error;
1193 	if ((error = acd_test_ready(dev)) != EBUSY)
1194 	    return error;
1195 	tsleep(&error, 0, "acdcld", hz / 2);
1196     }
1197     return EIO;
1198 }
1199 
1200 static int
1201 acd_init_track(device_t dev, struct cdr_track *track)
1202 {
1203     struct acd_softc *cdp = device_get_ivars(dev);
1204     struct write_param param;
1205     int error;
1206 
1207     if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1208 				(caddr_t)&param, sizeof(param))))
1209 	return error;
1210 
1211     param.data_length = 0;
1212     param.page_code = ATAPI_CDROM_WRITE_PARAMETERS_PAGE;
1213     param.page_length = 0x32;
1214     param.test_write = track->test_write ? 1 : 0;
1215     param.write_type = CDR_WTYPE_TRACK;
1216     param.session_type = CDR_SESS_NONE;
1217     param.fp = 0;
1218     param.packet_size = 0;
1219 
1220     if (cdp->cap.capabilities & MST_BURNPROOF)
1221 	param.burnproof = 1;
1222 
1223     switch (track->datablock_type) {
1224 
1225     case CDR_DB_RAW:
1226 	if (track->preemp)
1227 	    param.track_mode = CDR_TMODE_AUDIO_PREEMP;
1228 	else
1229 	    param.track_mode = CDR_TMODE_AUDIO;
1230 	cdp->block_size = 2352;
1231 	param.datablock_type = CDR_DB_RAW;
1232 	param.session_format = CDR_SESS_CDROM;
1233 	break;
1234 
1235     case CDR_DB_ROM_MODE1:
1236 	cdp->block_size = 2048;
1237 	param.track_mode = CDR_TMODE_DATA;
1238 	param.datablock_type = CDR_DB_ROM_MODE1;
1239 	param.session_format = CDR_SESS_CDROM;
1240 	break;
1241 
1242     case CDR_DB_ROM_MODE2:
1243 	cdp->block_size = 2336;
1244 	param.track_mode = CDR_TMODE_DATA;
1245 	param.datablock_type = CDR_DB_ROM_MODE2;
1246 	param.session_format = CDR_SESS_CDROM;
1247 	break;
1248 
1249     case CDR_DB_XA_MODE1:
1250 	cdp->block_size = 2048;
1251 	param.track_mode = CDR_TMODE_DATA;
1252 	param.datablock_type = CDR_DB_XA_MODE1;
1253 	param.session_format = CDR_SESS_CDROM_XA;
1254 	break;
1255 
1256     case CDR_DB_XA_MODE2_F1:
1257 	cdp->block_size = 2056;
1258 	param.track_mode = CDR_TMODE_DATA;
1259 	param.datablock_type = CDR_DB_XA_MODE2_F1;
1260 	param.session_format = CDR_SESS_CDROM_XA;
1261 	break;
1262 
1263     case CDR_DB_XA_MODE2_F2:
1264 	cdp->block_size = 2324;
1265 	param.track_mode = CDR_TMODE_DATA;
1266 	param.datablock_type = CDR_DB_XA_MODE2_F2;
1267 	param.session_format = CDR_SESS_CDROM_XA;
1268 	break;
1269 
1270     case CDR_DB_XA_MODE2_MIX:
1271 	cdp->block_size = 2332;
1272 	param.track_mode = CDR_TMODE_DATA;
1273 	param.datablock_type = CDR_DB_XA_MODE2_MIX;
1274 	param.session_format = CDR_SESS_CDROM_XA;
1275 	break;
1276     }
1277     acd_set_ioparm(dev);
1278     return acd_mode_select(dev, (caddr_t)&param, param.page_length + 10);
1279 }
1280 
1281 static int
1282 acd_flush(device_t dev)
1283 {
1284     int8_t ccb[16] = { ATAPI_SYNCHRONIZE_CACHE, 0, 0, 0, 0, 0, 0, 0,
1285 		       0, 0, 0, 0, 0, 0, 0, 0 };
1286 
1287     return ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 60);
1288 }
1289 
1290 static int
1291 acd_read_track_info(device_t dev, int32_t lba, struct acd_track_info *info)
1292 {
1293     int8_t ccb[16] = { ATAPI_READ_TRACK_INFO, 1,
1294 		       lba>>24, lba>>16, lba>>8, lba, 0,
1295 		       sizeof(*info)>>8, sizeof(*info),
1296 		       0, 0, 0, 0, 0, 0, 0 };
1297     int error;
1298 
1299     if ((error = ata_atapicmd(dev, ccb, (caddr_t)info, sizeof(*info),
1300 			      ATA_R_READ, 30)))
1301 	return error;
1302     info->track_start_addr = ntohl(info->track_start_addr);
1303     info->next_writeable_addr = ntohl(info->next_writeable_addr);
1304     info->free_blocks = ntohl(info->free_blocks);
1305     info->fixed_packet_size = ntohl(info->fixed_packet_size);
1306     info->track_length = ntohl(info->track_length);
1307     return 0;
1308 }
1309 
1310 static int
1311 acd_get_progress(device_t dev, int *finished)
1312 {
1313     int8_t ccb[16] = { ATAPI_READ_CAPACITY, 0, 0, 0, 0, 0, 0, 0,
1314 		       0, 0, 0, 0, 0, 0, 0, 0 };
1315     struct ata_request *request;
1316     int8_t dummy[8];
1317 
1318     if (!(request = ata_alloc_request()))
1319 	return ENOMEM;
1320 
1321     request->dev = dev;
1322     bcopy(ccb, request->u.atapi.ccb, 16);
1323     request->data = dummy;
1324     request->bytecount = sizeof(dummy);
1325     request->transfersize = min(request->bytecount, 65534);
1326     request->flags = ATA_R_ATAPI | ATA_R_READ;
1327     request->timeout = 30;
1328     ata_queue_request(request);
1329     if (!request->error && request->u.atapi.sense.error & ATA_SENSE_VALID)
1330 	*finished = ((request->u.atapi.sense.specific2 |
1331 		     (request->u.atapi.sense.specific1 << 8)) * 100) / 65535;
1332     else
1333 	*finished = 0;
1334     ata_free_request(request);
1335     return 0;
1336 }
1337 
1338 static int
1339 acd_send_cue(device_t dev, struct cdr_cuesheet *cuesheet)
1340 {
1341     struct acd_softc *cdp = device_get_ivars(dev);
1342     struct write_param param;
1343     int8_t ccb[16] = { ATAPI_SEND_CUE_SHEET, 0, 0, 0, 0, 0,
1344 		       cuesheet->len>>16, cuesheet->len>>8, cuesheet->len,
1345 		       0, 0, 0, 0, 0, 0, 0 };
1346     int8_t *buffer;
1347     int32_t error;
1348 
1349     if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1350 				(caddr_t)&param, sizeof(param))))
1351 	return error;
1352 
1353     param.data_length = 0;
1354     param.page_code = ATAPI_CDROM_WRITE_PARAMETERS_PAGE;
1355     param.page_length = 0x32;
1356     param.test_write = cuesheet->test_write ? 1 : 0;
1357     param.write_type = CDR_WTYPE_SESSION;
1358     param.session_type = cuesheet->session_type;
1359     param.fp = 0;
1360     param.packet_size = 0;
1361     param.track_mode = CDR_TMODE_AUDIO;
1362     param.datablock_type = CDR_DB_RAW;
1363     param.session_format = cuesheet->session_format;
1364     if (cdp->cap.capabilities & MST_BURNPROOF)
1365 	param.burnproof = 1;
1366 
1367     if ((error = acd_mode_select(dev, (caddr_t)&param, param.page_length + 10)))
1368 	return error;
1369 
1370     if (!(buffer = kmalloc(cuesheet->len, M_ACD, M_WAITOK | M_NULLOK)))
1371 	return ENOMEM;
1372 
1373     if (!(error = copyin(cuesheet->entries, buffer, cuesheet->len)))
1374 	error = ata_atapicmd(dev, ccb, buffer, cuesheet->len, 0, 30);
1375     kfree(buffer, M_ACD);
1376     return error;
1377 }
1378 
1379 static int
1380 acd_report_key(device_t dev, struct dvd_authinfo *ai)
1381 {
1382     struct dvd_miscauth *d = NULL;
1383     u_int32_t lba = 0;
1384     int16_t length;
1385     int8_t ccb[16];
1386     int error;
1387 
1388     switch (ai->format) {
1389     case DVD_REPORT_AGID:
1390     case DVD_REPORT_ASF:
1391     case DVD_REPORT_RPC:
1392 	length = 8;
1393 	break;
1394     case DVD_REPORT_KEY1:
1395 	length = 12;
1396 	break;
1397     case DVD_REPORT_TITLE_KEY:
1398 	length = 12;
1399 	lba = ai->lba;
1400 	break;
1401     case DVD_REPORT_CHALLENGE:
1402 	length = 16;
1403 	break;
1404     case DVD_INVALIDATE_AGID:
1405 	length = 0;
1406 	break;
1407     default:
1408 	return EINVAL;
1409     }
1410 
1411     bzero(ccb, sizeof(ccb));
1412     ccb[0] = ATAPI_REPORT_KEY;
1413     ccb[2] = (lba >> 24) & 0xff;
1414     ccb[3] = (lba >> 16) & 0xff;
1415     ccb[4] = (lba >> 8) & 0xff;
1416     ccb[5] = lba & 0xff;
1417     ccb[8] = (length >> 8) & 0xff;
1418     ccb[9] = length & 0xff;
1419     ccb[10] = (ai->agid << 6) | ai->format;
1420 
1421     if (length) {
1422 	d = kmalloc(length, M_ACD, M_WAITOK | M_ZERO);
1423 	d->length = htons(length - 2);
1424     }
1425 
1426     error = ata_atapicmd(dev, ccb, (caddr_t)d, length,
1427 			 ai->format == DVD_INVALIDATE_AGID ? 0 : ATA_R_READ,10);
1428     if (error) {
1429 	if (length)
1430 	    kfree(d, M_ACD);
1431 	return error;
1432     }
1433 
1434     switch (ai->format) {
1435     case DVD_REPORT_AGID:
1436 	ai->agid = d->data[3] >> 6;
1437 	break;
1438 
1439     case DVD_REPORT_CHALLENGE:
1440 	bcopy(&d->data[0], &ai->keychal[0], 10);
1441 	break;
1442 
1443     case DVD_REPORT_KEY1:
1444 	bcopy(&d->data[0], &ai->keychal[0], 5);
1445 	break;
1446 
1447     case DVD_REPORT_TITLE_KEY:
1448 	ai->cpm = (d->data[0] >> 7);
1449 	ai->cp_sec = (d->data[0] >> 6) & 0x1;
1450 	ai->cgms = (d->data[0] >> 4) & 0x3;
1451 	bcopy(&d->data[1], &ai->keychal[0], 5);
1452 	break;
1453 
1454     case DVD_REPORT_ASF:
1455 	ai->asf = d->data[3] & 1;
1456 	break;
1457 
1458     case DVD_REPORT_RPC:
1459 	ai->reg_type = (d->data[0] >> 6);
1460 	ai->vend_rsts = (d->data[0] >> 3) & 0x7;
1461 	ai->user_rsts = d->data[0] & 0x7;
1462 	ai->region = d->data[1];
1463 	ai->rpc_scheme = d->data[2];
1464 	break;
1465 
1466     case DVD_INVALIDATE_AGID:
1467 	break;
1468 
1469     default:
1470 	error = EINVAL;
1471     }
1472     if (length)
1473 	kfree(d, M_ACD);
1474     return error;
1475 }
1476 
1477 static int
1478 acd_send_key(device_t dev, struct dvd_authinfo *ai)
1479 {
1480     struct dvd_miscauth *d;
1481     int16_t length;
1482     int8_t ccb[16];
1483     int error;
1484 
1485     switch (ai->format) {
1486     case DVD_SEND_CHALLENGE:
1487 	length = 16;
1488 	d = kmalloc(length, M_ACD, M_WAITOK | M_ZERO);
1489 	bcopy(ai->keychal, &d->data[0], 10);
1490 	break;
1491 
1492     case DVD_SEND_KEY2:
1493 	length = 12;
1494 	d = kmalloc(length, M_ACD, M_WAITOK | M_ZERO);
1495 	bcopy(&ai->keychal[0], &d->data[0], 5);
1496 	break;
1497 
1498     case DVD_SEND_RPC:
1499 	length = 8;
1500 	d = kmalloc(length, M_ACD, M_WAITOK | M_ZERO);
1501 	d->data[0] = ai->region;
1502 	break;
1503 
1504     default:
1505 	return EINVAL;
1506     }
1507 
1508     bzero(ccb, sizeof(ccb));
1509     ccb[0] = ATAPI_SEND_KEY;
1510     ccb[8] = (length >> 8) & 0xff;
1511     ccb[9] = length & 0xff;
1512     ccb[10] = (ai->agid << 6) | ai->format;
1513     d->length = htons(length - 2);
1514     error = ata_atapicmd(dev, ccb, (caddr_t)d, length, 0, 10);
1515     kfree(d, M_ACD);
1516     return error;
1517 }
1518 
1519 static int
1520 acd_read_structure(device_t dev, struct dvd_struct *s)
1521 {
1522     struct dvd_miscauth *d;
1523     u_int16_t length;
1524     int8_t ccb[16];
1525     int error = 0;
1526 
1527     switch(s->format) {
1528     case DVD_STRUCT_PHYSICAL:
1529 	length = 21;
1530 	break;
1531 
1532     case DVD_STRUCT_COPYRIGHT:
1533 	length = 8;
1534 	break;
1535 
1536     case DVD_STRUCT_DISCKEY:
1537 	length = 2052;
1538 	break;
1539 
1540     case DVD_STRUCT_BCA:
1541 	length = 192;
1542 	break;
1543 
1544     case DVD_STRUCT_MANUFACT:
1545 	length = 2052;
1546 	break;
1547 
1548     case DVD_STRUCT_DDS:
1549     case DVD_STRUCT_PRERECORDED:
1550     case DVD_STRUCT_UNIQUEID:
1551     case DVD_STRUCT_LIST:
1552     case DVD_STRUCT_CMI:
1553     case DVD_STRUCT_RMD_LAST:
1554     case DVD_STRUCT_RMD_RMA:
1555     case DVD_STRUCT_DCB:
1556 	return ENOSYS;
1557 
1558     default:
1559 	return EINVAL;
1560     }
1561 
1562     d = kmalloc(length, M_ACD, M_WAITOK | M_ZERO);
1563     d->length = htons(length - 2);
1564 
1565     bzero(ccb, sizeof(ccb));
1566     ccb[0] = ATAPI_READ_STRUCTURE;
1567     ccb[6] = s->layer_num;
1568     ccb[7] = s->format;
1569     ccb[8] = (length >> 8) & 0xff;
1570     ccb[9] = length & 0xff;
1571     ccb[10] = s->agid << 6;
1572     error = ata_atapicmd(dev, ccb, (caddr_t)d, length, ATA_R_READ, 30);
1573     if (error) {
1574 	kfree(d, M_ACD);
1575 	return error;
1576     }
1577 
1578     switch (s->format) {
1579     case DVD_STRUCT_PHYSICAL: {
1580 	struct dvd_layer *layer = (struct dvd_layer *)&s->data[0];
1581 
1582 	layer->book_type = d->data[0] >> 4;
1583 	layer->book_version = d->data[0] & 0xf;
1584 	layer->disc_size = d->data[1] >> 4;
1585 	layer->max_rate = d->data[1] & 0xf;
1586 	layer->nlayers = (d->data[2] >> 5) & 3;
1587 	layer->track_path = (d->data[2] >> 4) & 1;
1588 	layer->layer_type = d->data[2] & 0xf;
1589 	layer->linear_density = d->data[3] >> 4;
1590 	layer->track_density = d->data[3] & 0xf;
1591 	layer->start_sector = d->data[5] << 16 | d->data[6] << 8 | d->data[7];
1592 	layer->end_sector = d->data[9] << 16 | d->data[10] << 8 | d->data[11];
1593 	layer->end_sector_l0 = d->data[13] << 16 | d->data[14] << 8|d->data[15];
1594 	layer->bca = d->data[16] >> 7;
1595 	break;
1596     }
1597 
1598     case DVD_STRUCT_COPYRIGHT:
1599 	s->cpst = d->data[0];
1600 	s->rmi = d->data[1];
1601 	break;
1602 
1603     case DVD_STRUCT_DISCKEY:
1604 	bcopy(&d->data[0], &s->data[0], 2048);
1605 	break;
1606 
1607     case DVD_STRUCT_BCA:
1608 	s->length = ntohs(d->length);
1609 	bcopy(&d->data[0], &s->data[0], s->length);
1610 	break;
1611 
1612     case DVD_STRUCT_MANUFACT:
1613 	s->length = ntohs(d->length);
1614 	bcopy(&d->data[0], &s->data[0], s->length);
1615 	break;
1616 
1617     default:
1618 	error = EINVAL;
1619     }
1620     kfree(d, M_ACD);
1621     return error;
1622 }
1623 
1624 static int
1625 acd_tray(device_t dev, int close)
1626 {
1627     struct ata_device *atadev = device_get_softc(dev);
1628     struct acd_softc *cdp = device_get_ivars(dev);
1629     int error = ENODEV;
1630 
1631     if (cdp->cap.mechanism & MST_EJECT) {
1632 	if (close) {
1633 	    if (!(error = acd_start_stop(dev, 3))) {
1634 		acd_read_toc(dev);
1635 		acd_prevent_allow(dev, 1);
1636 		cdp->flags |= F_LOCKED;
1637 	    }
1638 	}
1639 	else {
1640 	    acd_start_stop(dev, 0);
1641 	    acd_prevent_allow(dev, 0);
1642 	    cdp->flags &= ~F_LOCKED;
1643 	    atadev->flags |= ATA_D_MEDIA_CHANGED;
1644 	    error = acd_start_stop(dev, 2);
1645 	}
1646     }
1647     return error;
1648 }
1649 
1650 static int
1651 acd_blank(device_t dev, int blanktype)
1652 {
1653     struct ata_device *atadev = device_get_softc(dev);
1654     int8_t ccb[16] = { ATAPI_BLANK, 0x10 | (blanktype & 0x7), 0, 0, 0, 0, 0, 0,
1655 		       0, 0, 0, 0, 0, 0, 0, 0 };
1656 
1657     atadev->flags |= ATA_D_MEDIA_CHANGED;
1658     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1659 }
1660 
1661 static int
1662 acd_prevent_allow(device_t dev, int lock)
1663 {
1664     int8_t ccb[16] = { ATAPI_PREVENT_ALLOW, 0, 0, 0, lock,
1665 		       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1666 
1667     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1668 }
1669 
1670 static int
1671 acd_start_stop(device_t dev, int start)
1672 {
1673     int8_t ccb[16] = { ATAPI_START_STOP, 0, 0, 0, start,
1674 		       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1675 
1676     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1677 }
1678 
1679 static int
1680 acd_pause_resume(device_t dev, int pause)
1681 {
1682     int8_t ccb[16] = { ATAPI_PAUSE, 0, 0, 0, 0, 0, 0, 0, pause,
1683 		       0, 0, 0, 0, 0, 0, 0 };
1684 
1685     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1686 }
1687 
1688 static int
1689 acd_mode_sense(device_t dev, int page, caddr_t pagebuf, int pagesize)
1690 {
1691     int8_t ccb[16] = { ATAPI_MODE_SENSE_BIG, 0, page, 0, 0, 0, 0,
1692 		       pagesize>>8, pagesize, 0, 0, 0, 0, 0, 0, 0 };
1693     int error;
1694 
1695     error = ata_atapicmd(dev, ccb, pagebuf, pagesize, ATA_R_READ, 10);
1696     return error;
1697 }
1698 
1699 static int
1700 acd_mode_select(device_t dev, caddr_t pagebuf, int pagesize)
1701 {
1702     int8_t ccb[16] = { ATAPI_MODE_SELECT_BIG, 0x10, 0, 0, 0, 0, 0,
1703 		     pagesize>>8, pagesize, 0, 0, 0, 0, 0, 0, 0 };
1704 
1705     return ata_atapicmd(dev, ccb, pagebuf, pagesize, 0, 30);
1706 }
1707 
1708 static int
1709 acd_set_speed(device_t dev, int rdspeed, int wrspeed)
1710 {
1711     int8_t ccb[16] = { ATAPI_SET_SPEED, 0, rdspeed >> 8, rdspeed,
1712 		       wrspeed >> 8, wrspeed, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1713     int error;
1714 
1715     error = ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1716     if (!error)
1717 	acd_get_cap(dev);
1718     return error;
1719 }
1720 
1721 static void
1722 acd_get_cap(device_t dev)
1723 {
1724     struct acd_softc *cdp = device_get_ivars(dev);
1725     int count;
1726 
1727     /* get drive capabilities, some bugridden drives needs this repeated */
1728     for (count = 0 ; count < 5 ; count++) {
1729 	if (!acd_mode_sense(dev, ATAPI_CDROM_CAP_PAGE,
1730 			    (caddr_t)&cdp->cap, sizeof(cdp->cap)) &&
1731 			    cdp->cap.page_code == ATAPI_CDROM_CAP_PAGE) {
1732 	    cdp->cap.max_read_speed = ntohs(cdp->cap.max_read_speed);
1733 	    cdp->cap.cur_read_speed = ntohs(cdp->cap.cur_read_speed);
1734 	    cdp->cap.max_write_speed = ntohs(cdp->cap.max_write_speed);
1735 	    cdp->cap.cur_write_speed = max(ntohs(cdp->cap.cur_write_speed),177);
1736 	    cdp->cap.max_vol_levels = ntohs(cdp->cap.max_vol_levels);
1737 	    cdp->cap.buf_size = ntohs(cdp->cap.buf_size);
1738 	}
1739     }
1740 }
1741 
1742 #ifdef ACD_CDR_FORMAT
1743 static int
1744 acd_read_format_caps(device_t dev, struct cdr_format_capacities *caps)
1745 {
1746     int8_t ccb[16] = { ATAPI_READ_FORMAT_CAPACITIES, 0, 0, 0, 0, 0, 0,
1747 		       (sizeof(struct cdr_format_capacities) >> 8) & 0xff,
1748 		       sizeof(struct cdr_format_capacities) & 0xff,
1749 		       0, 0, 0, 0, 0, 0, 0 };
1750 
1751     return ata_atapicmd(dev, ccb, (caddr_t)caps,
1752 			sizeof(struct cdr_format_capacities), ATA_R_READ, 30);
1753 }
1754 
1755 static int
1756 acd_format(device_t dev, struct cdr_format_params* params)
1757 {
1758     int8_t ccb[16] = { ATAPI_FORMAT, 0x11, 0, 0, 0, 0, 0, 0, 0, 0,
1759 		       0, 0, 0, 0, 0, 0 };
1760     int error;
1761 
1762     error = ata_atapicmd(dev, ccb, (u_int8_t *)params,
1763 			 sizeof(struct cdr_format_params), 0, 30);
1764     return error;
1765 }
1766 #endif /* ACD_CDR_FORMAT */
1767 
1768 static int
1769 acd_test_ready(device_t dev)
1770 {
1771     int8_t ccb[16] = { ATAPI_TEST_UNIT_READY, 0, 0, 0, 0,
1772 		       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1773 
1774     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1775 }
1776 
1777 static void
1778 acd_describe(device_t dev)
1779 {
1780     struct ata_channel *ch = device_get_softc(device_get_parent(dev));
1781     struct ata_device *atadev = device_get_softc(dev);
1782     struct acd_softc *cdp = device_get_ivars(dev);
1783     int comma = 0;
1784     char *mechanism;
1785 
1786     if (bootverbose) {
1787 	device_printf(dev, "<%.40s/%.8s> %s drive at ata%d as %s\n",
1788 		      atadev->param.model, atadev->param.revision,
1789 		      (cdp->cap.media & MST_WRITE_DVDR) ? "DVDR" :
1790 		       (cdp->cap.media & MST_WRITE_DVDRAM) ? "DVDRAM" :
1791 			(cdp->cap.media & MST_WRITE_CDRW) ? "CDRW" :
1792 			 (cdp->cap.media & MST_WRITE_CDR) ? "CDR" :
1793 			  (cdp->cap.media & MST_READ_DVDROM) ? "DVDROM":"CDROM",
1794 		      device_get_unit(ch->dev),
1795 		      (atadev->unit == ATA_MASTER) ? "master" : "slave");
1796 
1797 	device_printf(dev, "%s", "");
1798 	if (cdp->cap.cur_read_speed) {
1799 	    kprintf("read %dKB/s", cdp->cap.cur_read_speed * 1000 / 1024);
1800 	    if (cdp->cap.max_read_speed)
1801 		kprintf(" (%dKB/s)", cdp->cap.max_read_speed * 1000 / 1024);
1802 	    if ((cdp->cap.cur_write_speed) &&
1803 		(cdp->cap.media & (MST_WRITE_CDR | MST_WRITE_CDRW |
1804 				   MST_WRITE_DVDR | MST_WRITE_DVDRAM))) {
1805 		kprintf(" write %dKB/s", cdp->cap.cur_write_speed * 1000 / 1024);
1806 		if (cdp->cap.max_write_speed)
1807 		    kprintf(" (%dKB/s)", cdp->cap.max_write_speed * 1000 / 1024);
1808 	    }
1809 	    comma = 1;
1810 	}
1811 	if (cdp->cap.buf_size) {
1812 	    kprintf("%s %dKB buffer", comma ? "," : "", cdp->cap.buf_size);
1813 	    comma = 1;
1814 	}
1815 	kprintf("%s %s\n", comma ? "," : "", ata_mode2str(atadev->mode));
1816 
1817 	device_printf(dev, "Reads:");
1818 	comma = 0;
1819 	if (cdp->cap.media & MST_READ_CDR) {
1820 	    kprintf(" CDR"); comma = 1;
1821 	}
1822 	if (cdp->cap.media & MST_READ_CDRW) {
1823 	    kprintf("%s CDRW", comma ? "," : ""); comma = 1;
1824 	}
1825 	if (cdp->cap.capabilities & MST_READ_CDDA) {
1826 	    if (cdp->cap.capabilities & MST_CDDA_STREAM)
1827 		kprintf("%s CDDA stream", comma ? "," : "");
1828 	    else
1829 		kprintf("%s CDDA", comma ? "," : "");
1830 	    comma = 1;
1831 	}
1832 	if (cdp->cap.media & MST_READ_DVDROM) {
1833 	    kprintf("%s DVDROM", comma ? "," : ""); comma = 1;
1834 	}
1835 	if (cdp->cap.media & MST_READ_DVDR) {
1836 	    kprintf("%s DVDR", comma ? "," : ""); comma = 1;
1837 	}
1838 	if (cdp->cap.media & MST_READ_DVDRAM) {
1839 	    kprintf("%s DVDRAM", comma ? "," : ""); comma = 1;
1840 	}
1841 	if (cdp->cap.media & MST_READ_PACKET)
1842 	    kprintf("%s packet", comma ? "," : "");
1843 
1844 	kprintf("\n");
1845 	device_printf(dev, "Writes:");
1846 	if (cdp->cap.media & (MST_WRITE_CDR | MST_WRITE_CDRW |
1847 			      MST_WRITE_DVDR | MST_WRITE_DVDRAM)) {
1848 	    comma = 0;
1849 	    if (cdp->cap.media & MST_WRITE_CDR) {
1850 		kprintf(" CDR" ); comma = 1;
1851 	    }
1852 	    if (cdp->cap.media & MST_WRITE_CDRW) {
1853 		kprintf("%s CDRW", comma ? "," : ""); comma = 1;
1854 	    }
1855 	    if (cdp->cap.media & MST_WRITE_DVDR) {
1856 		kprintf("%s DVDR", comma ? "," : ""); comma = 1;
1857 	    }
1858 	    if (cdp->cap.media & MST_WRITE_DVDRAM) {
1859 		kprintf("%s DVDRAM", comma ? "," : ""); comma = 1;
1860 	    }
1861 	    if (cdp->cap.media & MST_WRITE_TEST) {
1862 		kprintf("%s test write", comma ? "," : ""); comma = 1;
1863 	    }
1864 	    if (cdp->cap.capabilities & MST_BURNPROOF)
1865 		kprintf("%s burnproof", comma ? "," : "");
1866 	}
1867 	kprintf("\n");
1868 	if (cdp->cap.capabilities & MST_AUDIO_PLAY) {
1869 	    device_printf(dev, "Audio: ");
1870 	    if (cdp->cap.capabilities & MST_AUDIO_PLAY)
1871 		kprintf("play");
1872 	    if (cdp->cap.max_vol_levels)
1873 		kprintf(", %d volume levels", cdp->cap.max_vol_levels);
1874 	    kprintf("\n");
1875 	}
1876 	device_printf(dev, "Mechanism: ");
1877 	switch (cdp->cap.mechanism & MST_MECH_MASK) {
1878 	case MST_MECH_CADDY:
1879 	    mechanism = "caddy"; break;
1880 	case MST_MECH_TRAY:
1881 	    mechanism = "tray"; break;
1882 	case MST_MECH_POPUP:
1883 	    mechanism = "popup"; break;
1884 	case MST_MECH_CHANGER:
1885 	    mechanism = "changer"; break;
1886 	case MST_MECH_CARTRIDGE:
1887 	    mechanism = "cartridge"; break;
1888 	default:
1889 	    mechanism = 0; break;
1890 	}
1891 	if (mechanism)
1892 	    kprintf("%s%s", (cdp->cap.mechanism & MST_EJECT) ?
1893 		   "ejectable " : "", mechanism);
1894 	else if (cdp->cap.mechanism & MST_EJECT)
1895 	    kprintf("ejectable");
1896 
1897 	if (cdp->cap.mechanism & MST_LOCKABLE)
1898 	    kprintf((cdp->cap.mechanism & MST_LOCKED) ? ", locked":", unlocked");
1899 	if (cdp->cap.mechanism & MST_PREVENT)
1900 	    kprintf(", lock protected");
1901 	kprintf("\n");
1902 
1903 	if ((cdp->cap.mechanism & MST_MECH_MASK) != MST_MECH_CHANGER) {
1904 	    device_printf(dev, "Medium: ");
1905 	    switch (cdp->cap.medium_type & MST_TYPE_MASK_HIGH) {
1906 	    case MST_CDROM:
1907 		kprintf("CD-ROM "); break;
1908 	    case MST_CDR:
1909 		kprintf("CD-R "); break;
1910 	    case MST_CDRW:
1911 		kprintf("CD-RW "); break;
1912 	    case MST_DOOR_OPEN:
1913 		kprintf("door open"); break;
1914 	    case MST_NO_DISC:
1915 		kprintf("no/blank disc"); break;
1916 	    case MST_FMT_ERROR:
1917 		kprintf("medium format error"); break;
1918 	    }
1919 	    if ((cdp->cap.medium_type & MST_TYPE_MASK_HIGH)<MST_TYPE_MASK_HIGH){
1920 		switch (cdp->cap.medium_type & MST_TYPE_MASK_LOW) {
1921 		case MST_DATA_120:
1922 		    kprintf("120mm data disc"); break;
1923 		case MST_AUDIO_120:
1924 		    kprintf("120mm audio disc"); break;
1925 		case MST_COMB_120:
1926 		    kprintf("120mm data/audio disc"); break;
1927 		case MST_PHOTO_120:
1928 		    kprintf("120mm photo disc"); break;
1929 		case MST_DATA_80:
1930 		    kprintf("80mm data disc"); break;
1931 		case MST_AUDIO_80:
1932 		    kprintf("80mm audio disc"); break;
1933 		case MST_COMB_80:
1934 		    kprintf("80mm data/audio disc"); break;
1935 		case MST_PHOTO_80:
1936 		    kprintf("80mm photo disc"); break;
1937 		case MST_FMT_NONE:
1938 		    switch (cdp->cap.medium_type & MST_TYPE_MASK_HIGH) {
1939 		    case MST_CDROM:
1940 			kprintf("unknown"); break;
1941 		    case MST_CDR:
1942 		    case MST_CDRW:
1943 			kprintf("blank"); break;
1944 		    }
1945 		    break;
1946 		default:
1947 		    kprintf("unknown (0x%x)", cdp->cap.medium_type); break;
1948 		}
1949 	    }
1950 	    kprintf("\n");
1951 	}
1952     }
1953     else {
1954 	device_printf(dev, "%s ",
1955 		      (cdp->cap.media & MST_WRITE_DVDR) ? "DVDR" :
1956 		       (cdp->cap.media & MST_WRITE_DVDRAM) ? "DVDRAM" :
1957 			(cdp->cap.media & MST_WRITE_CDRW) ? "CDRW" :
1958 			 (cdp->cap.media & MST_WRITE_CDR) ? "CDR" :
1959 			  (cdp->cap.media & MST_READ_DVDROM) ? "DVDROM" :
1960 			  "CDROM");
1961 	kprintf("<%.40s/%.8s> at ata%d-%s %s\n",
1962 	       atadev->param.model, atadev->param.revision,
1963 	       device_get_unit(ch->dev),
1964 	       (atadev->unit == ATA_MASTER) ? "master" : "slave",
1965 	       ata_mode2str(atadev->mode) );
1966     }
1967 }
1968 
1969 static device_method_t acd_methods[] = {
1970     /* device interface */
1971     DEVMETHOD(device_probe,     acd_probe),
1972     DEVMETHOD(device_attach,    acd_attach),
1973     DEVMETHOD(device_detach,    acd_detach),
1974     DEVMETHOD(device_shutdown,  acd_shutdown),
1975 
1976     /* ATA methods */
1977     DEVMETHOD(ata_reinit,       acd_reinit),
1978 
1979     { 0, 0 }
1980 };
1981 
1982 static driver_t acd_driver = {
1983     "acd",
1984     acd_methods,
1985     0,
1986 };
1987 
1988 static devclass_t acd_devclass;
1989 
1990 DRIVER_MODULE(acd, ata, acd_driver, acd_devclass, NULL, NULL);
1991 MODULE_VERSION(acd, 1);
1992 MODULE_DEPEND(acd, ata, 1, 1, 1);
1993