xref: /dflybsd-src/sys/dev/disk/nata/atapi-cd.c (revision 6ea70f7669242fe9fd042834f455f06a4adfaadf)
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 1.3 2006/12/22 23:26:16 swildner 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 static struct acd_tracknode * acd_make_tracknode(device_t, int);
77 static void acd_destroy_tracknode(device_t, int);
78 static int acd_play(device_t, int, int);
79 static int acd_setchan(device_t, u_int8_t, u_int8_t, u_int8_t, u_int8_t);
80 static int acd_init_writer(device_t, int);
81 static int acd_fixate(device_t, int);
82 static int acd_init_track(device_t, struct cdr_track *);
83 static int acd_flush(device_t);
84 static int acd_read_track_info(device_t, int32_t, struct acd_track_info *);
85 static int acd_get_progress(device_t, int *);
86 static int acd_send_cue(device_t, struct cdr_cuesheet *);
87 static int acd_report_key(device_t, struct dvd_authinfo *);
88 static int acd_send_key(device_t, struct dvd_authinfo *);
89 static int acd_read_structure(device_t, struct dvd_struct *);
90 static int acd_tray(device_t, int);
91 static int acd_blank(device_t, int);
92 static int acd_prevent_allow(device_t, int);
93 static int acd_start_stop(device_t, int);
94 static int acd_pause_resume(device_t, int);
95 static int acd_mode_sense(device_t, int, caddr_t, int);
96 static int acd_mode_select(device_t, caddr_t, int);
97 static int acd_set_speed(device_t, int, int);
98 static void acd_get_cap(device_t);
99 #ifdef ACD_CDR_FORMAT
100 /* not yet ready */
101 static int acd_read_format_caps(device_t, struct cdr_format_capacities *);
102 static int acd_format(device_t, struct cdr_format_params *);
103 #endif /* ACD_CDR_FORMAT */
104 static int acd_test_ready(device_t);
105 
106 /* internal vars */
107 static MALLOC_DEFINE(M_ACD, "acd_driver", "ATAPI CD driver buffers");
108 
109 static int
110 acd_probe(device_t dev)
111 {
112     struct ata_device *atadev = device_get_softc(dev);
113 
114     if ((atadev->param.config & ATA_PROTO_ATAPI) &&
115 	(atadev->param.config & ATA_ATAPI_TYPE_MASK) == ATA_ATAPI_TYPE_CDROM)
116 	return 0;
117     else
118 	return ENXIO;
119 }
120 
121 static int
122 acd_attach(device_t dev)
123 {
124     struct ata_channel *ch = device_get_softc(device_get_parent(dev));
125     struct ata_device *atadev = device_get_softc(dev);
126     struct acd_softc *cdp;
127     cdev_t cdev;
128 
129     /* XXX TGEN We're not in interrupt context, so we can M_WAITOK and remove
130        the OOM check. */
131     if (!(cdp = kmalloc(sizeof(struct acd_softc), M_ACD, M_NOWAIT | M_ZERO))) {
132 	device_printf(dev, "out of memory\n");
133 	return ENOMEM;
134     }
135     cdp->block_size = 2048;
136     device_set_ivars(dev, cdp);
137     ATA_SETMODE(device_get_parent(dev), dev);
138     ata_controlcmd(dev, ATA_DEVICE_RESET, 0, 0, 0);
139     acd_get_cap(dev);
140 
141     devstat_add_entry(&cdp->stats, "acd", device_get_unit(dev), DEV_BSIZE,
142 		      DEVSTAT_NO_ORDERED_TAGS,
143 		      DEVSTAT_TYPE_CDROM | DEVSTAT_TYPE_IF_IDE,
144 		      DEVSTAT_PRIORITY_CD);
145     dev_ops_add(&acd_ops, dkunitmask(), dkmakeunit(device_get_unit(dev)));
146     cdev = make_dev(&acd_ops, dkmakeminor(device_get_unit(dev), 0, 0),
147 		      UID_ROOT, GID_OPERATOR, 0644, "acd%d",
148 		      device_get_unit(dev));
149     reference_dev(cdev);
150     cdev->si_drv1 = dev;
151     /* XXX TGEN acd_set_ioparm(dev); */
152     if (ch->dma)
153 	cdev->si_iosize_max = ch->dma->max_iosize;
154     else
155 	cdev->si_iosize_max = DFLTPHYS;
156     cdp->cdev = cdev;
157     atadev->flags |= ATA_D_MEDIA_CHANGED;
158 
159     /* announce we are here */
160     acd_describe(dev);
161     return 0;
162 }
163 
164 static int
165 acd_detach(device_t dev)
166 {
167     struct acd_softc *cdp = device_get_ivars(dev);
168     int track;
169 
170     /* destroy devices from the system so we don't get any further requests */
171     for (track = 1; track < MAXTRK; track++) {
172 	if (cdp->track[track] == NULL)
173 	    continue;
174 	acd_destroy_tracknode(dev, track);
175     }
176     destroy_dev(cdp->cdev);
177 
178     /* fail requests on the queue and any "in flight" for this device */
179     ata_fail_requests(dev);
180 
181     /* don't leave anything behind */
182     dev_ops_remove(&acd_ops, dkunitmask(), dkmakeunit(device_get_unit(dev)));
183     devstat_remove_entry(&cdp->stats);
184     device_set_ivars(dev, NULL);
185     kfree(cdp, M_ACD);
186     return 0;
187 }
188 
189 static void
190 acd_shutdown(device_t dev)
191 {
192     struct ata_device *atadev = device_get_softc(dev);
193 
194     if (atadev->param.support.command2 & ATA_SUPPORT_FLUSHCACHE)
195 	ata_controlcmd(dev, ATA_FLUSHCACHE, 0, 0, 0);
196 }
197 
198 static int
199 acd_reinit(device_t dev)
200 {
201     struct ata_channel *ch = device_get_softc(device_get_parent(dev));
202     struct ata_device *atadev = device_get_softc(dev);
203     struct acd_softc *cdp = device_get_ivars(dev);
204 
205     if (((atadev->unit == ATA_MASTER) && !(ch->devices & ATA_ATAPI_MASTER)) ||
206 	((atadev->unit == ATA_SLAVE) && !(ch->devices & ATA_ATAPI_SLAVE))) {
207 	device_set_ivars(dev, NULL);
208 	kfree(cdp, M_ACD);
209 	return 1;
210     }
211     ATA_SETMODE(device_get_parent(dev), dev);
212     return 0;
213 }
214 
215 static int
216 acd_open(struct dev_open_args *ap)
217 {
218     device_t dev = ap->a_head.a_dev->si_drv1;
219     struct ata_device *atadev = device_get_softc(dev);
220     struct acd_softc *cdp = device_get_ivars(dev);
221     struct ata_request *request;
222     int8_t ccb[16] = { ATAPI_TEST_UNIT_READY, 0, 0, 0, 0,
223                        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
224     int timeout = 60;
225 
226     if (!cdp)
227 	return ENXIO;
228     if (!device_is_attached(dev))
229 	return EBUSY;
230     if (!(request = ata_alloc_request()))
231 	return ENOMEM;
232 
233     /* wait if drive is not finished loading the medium */
234     while(timeout--) {
235 	bzero(request, sizeof(struct ata_request));
236 	request->dev = dev;
237 	bcopy(ccb, request->u.atapi.ccb, 16);
238 	request->flags = ATA_R_ATAPI;
239 	request->timeout = 5;
240 	ata_queue_request(request);
241 	if (!request->error &&
242 	    (request->u.atapi.sense.key == 2 ||
243 	     request->u.atapi.sense.key == 7) &&
244 	    request->u.atapi.sense.asc == 4 &&
245 	    request->u.atapi.sense.ascq == 1)
246 	    tsleep(&timeout, 0, "acdld", hz / 2);
247 	else
248 	    break;
249     }
250     ata_free_request(request);
251 
252     if (count_dev(cdp->cdev) == 1) {
253 	acd_prevent_allow(dev, 1);
254 	cdp->flags |= F_LOCKED;
255 	acd_read_toc(dev);
256     }
257     return 0;
258 }
259 
260 static int
261 acd_close(struct dev_close_args *ap)
262 {
263     device_t dev = ap->a_head.a_dev->si_drv1;
264     struct acd_softc *cdp = device_get_ivars(dev);
265 
266     if (!cdp)
267 	return ENXIO;
268 
269     if (count_dev(cdp->cdev) == 1) {
270 	acd_prevent_allow(dev, 0);
271 	cdp->flags &= ~F_LOCKED;
272     }
273     return 0;
274 }
275 
276 static int
277 acd_ioctl(struct dev_ioctl_args *ap)
278 {
279     device_t dev = ap->a_head.a_dev->si_drv1;
280     struct ata_device *atadev = device_get_softc(dev);
281     struct acd_softc *cdp = device_get_ivars(dev);
282     int error = 0, nocopyout = 0;
283 
284     if (!cdp)
285 	return ENXIO;
286 
287     if (atadev->flags & ATA_D_MEDIA_CHANGED) {
288 	switch (ap->a_cmd) {
289 	case CDIOCRESET:
290 	    acd_test_ready(dev);
291 	    break;
292 
293 	default:
294 	    acd_read_toc(dev);
295 	    acd_prevent_allow(dev, 1);
296 	    cdp->flags |= F_LOCKED;
297 	    break;
298 	}
299     }
300 
301     switch (ap->a_cmd) {
302 
303     case CDIOCRESUME:
304 	error = acd_pause_resume(dev, 1);
305 	break;
306 
307     case CDIOCPAUSE:
308 	error = acd_pause_resume(dev, 0);
309 	break;
310 
311     case CDIOCSTART:
312 	error = acd_start_stop(dev, 1);
313 	break;
314 
315     case CDIOCSTOP:
316 	error = acd_start_stop(dev, 0);
317 	break;
318 
319     case CDIOCALLOW:
320 	error = acd_prevent_allow(dev, 0);
321 	cdp->flags &= ~F_LOCKED;
322 	break;
323 
324     case CDIOCPREVENT:
325 	error = acd_prevent_allow(dev, 1);
326 	cdp->flags |= F_LOCKED;
327 	break;
328 
329     case CDIOCRESET:
330 	error = suser_cred(ap->a_cred, 0);
331 	if (error)
332 	    break;
333 	error = acd_test_ready(dev);
334 	break;
335 
336     case CDIOCEJECT:
337 	if (count_dev(cdp->cdev) > 1) {
338 	    error = EBUSY;
339 	    break;
340 	}
341 	error = acd_tray(dev, 0);
342 	break;
343 
344     case CDIOCCLOSE:
345 	if (count_dev(cdp->cdev) > 1)
346 	    break;
347 	error = acd_tray(dev, 1);
348 	break;
349 
350     case CDIOREADTOCHEADER:
351 	if (!cdp->toc.hdr.ending_track) {
352 	    error = EIO;
353 	    break;
354 	}
355 	bcopy(&cdp->toc.hdr, ap->a_data, sizeof(cdp->toc.hdr));
356 	break;
357 
358     case CDIOREADTOCENTRYS:
359 	{
360 	    struct ioc_read_toc_entry *te = (struct ioc_read_toc_entry *)ap->a_data;
361 	    struct toc *toc = &cdp->toc;
362 	    int starting_track = te->starting_track;
363 	    int len;
364 
365 	    if (!toc->hdr.ending_track) {
366 		error = EIO;
367 		break;
368 	    }
369 
370 	    if (te->data_len < sizeof(toc->tab[0]) ||
371 		(te->data_len % sizeof(toc->tab[0])) != 0 ||
372 		(te->address_format != CD_MSF_FORMAT &&
373 		te->address_format != CD_LBA_FORMAT)) {
374 		error = EINVAL;
375 		break;
376 	    }
377 
378 	    if (!starting_track)
379 		starting_track = toc->hdr.starting_track;
380 	    else if (starting_track == 170)
381 		starting_track = toc->hdr.ending_track + 1;
382 	    else if (starting_track < toc->hdr.starting_track ||
383 		     starting_track > toc->hdr.ending_track + 1) {
384 		error = EINVAL;
385 		break;
386 	    }
387 
388 	    len = ((toc->hdr.ending_track + 1 - starting_track) + 1) *
389 		  sizeof(toc->tab[0]);
390 	    if (te->data_len < len)
391 		len = te->data_len;
392 	    if (len > sizeof(toc->tab)) {
393 		error = EINVAL;
394 		break;
395 	    }
396 
397 	    if (te->address_format == CD_MSF_FORMAT) {
398 		struct cd_toc_entry *entry;
399 
400 		/* XXX TGEN Use M_WAITOK, not in intr ctx. */
401 		if (!(toc = kmalloc(sizeof(struct toc), M_ACD, M_NOWAIT))) {
402 		    error = ENOMEM;
403 		    break;
404 		}
405 		bcopy(&cdp->toc, toc, sizeof(struct toc));
406 		entry = toc->tab + (toc->hdr.ending_track + 1 -
407 			toc->hdr.starting_track) + 1;
408 		while (--entry >= toc->tab) {
409 		    lba2msf(ntohl(entry->addr.lba), &entry->addr.msf.minute,
410 			    &entry->addr.msf.second, &entry->addr.msf.frame);
411 		    entry->addr_type = CD_MSF_FORMAT;
412 		}
413 	    }
414 	    error = copyout(toc->tab + starting_track - toc->hdr.starting_track,
415 			    te->data, len);
416 	    if (te->address_format == CD_MSF_FORMAT)
417 		kfree(toc, M_ACD);
418 	}
419 	break;
420 
421     case CDIOREADTOCENTRY:
422 	{
423 	    struct ioc_read_toc_single_entry *te =
424 		(struct ioc_read_toc_single_entry *)ap->a_data;
425 	    struct toc *toc = &cdp->toc;
426 	    u_char track = te->track;
427 
428 	    if (!toc->hdr.ending_track) {
429 		error = EIO;
430 		break;
431 	    }
432 
433 	    if (te->address_format != CD_MSF_FORMAT &&
434 		te->address_format != CD_LBA_FORMAT) {
435 		error = EINVAL;
436 		break;
437 	    }
438 
439 	    if (!track)
440 		track = toc->hdr.starting_track;
441 	    else if (track == 170)
442 		track = toc->hdr.ending_track + 1;
443 	    else if (track < toc->hdr.starting_track ||
444 		     track > toc->hdr.ending_track + 1) {
445 		error = EINVAL;
446 		break;
447 	    }
448 
449 	    if (te->address_format == CD_MSF_FORMAT) {
450 		struct cd_toc_entry *entry;
451 
452 		/* XXX TGEN Use M_WAITOK, not in intr ctx. */
453 		if (!(toc = kmalloc(sizeof(struct toc), M_ACD, M_NOWAIT))) {
454 		    error = ENOMEM;
455 		    break;
456 		}
457 		bcopy(&cdp->toc, toc, sizeof(struct toc));
458 		entry = toc->tab + (track - toc->hdr.starting_track);
459 		lba2msf(ntohl(entry->addr.lba), &entry->addr.msf.minute,
460 			&entry->addr.msf.second, &entry->addr.msf.frame);
461 	    }
462 	    bcopy(toc->tab + track - toc->hdr.starting_track,
463 		  &te->entry, sizeof(struct cd_toc_entry));
464 	    if (te->address_format == CD_MSF_FORMAT)
465 		kfree(toc, M_ACD);
466 	}
467 	break;
468 
469 /* XXX TGEN Remove this and the rest of the nocopyout logic? */
470 #if __FreeBSD_version > 600008
471     case CDIOCREADSUBCHANNEL_SYSSPACE:
472 	nocopyout = 1;
473 	/* FALLTHROUGH */
474 
475 #endif
476     case CDIOCREADSUBCHANNEL:
477 	{
478 	    struct ioc_read_subchannel *args =
479 		(struct ioc_read_subchannel *)ap->a_data;
480 	    u_int8_t format;
481 	    int8_t ccb[16] = { ATAPI_READ_SUBCHANNEL, 0, 0x40, 1, 0, 0, 0,
482 			       sizeof(cdp->subchan)>>8, sizeof(cdp->subchan),
483 			       0, 0, 0, 0, 0, 0, 0 };
484 
485 	    if (args->data_len > sizeof(struct cd_sub_channel_info) ||
486 		args->data_len < sizeof(struct cd_sub_channel_header)) {
487 		error = EINVAL;
488 		break;
489 	    }
490 
491 	    format = args->data_format;
492 	    if ((format != CD_CURRENT_POSITION) &&
493 		(format != CD_MEDIA_CATALOG) && (format != CD_TRACK_INFO)) {
494 		error = EINVAL;
495 		break;
496 	    }
497 
498 	    ccb[1] = args->address_format & CD_MSF_FORMAT;
499 
500 	    if ((error = ata_atapicmd(dev, ccb, (caddr_t)&cdp->subchan,
501 				      sizeof(cdp->subchan), ATA_R_READ, 10)))
502 		break;
503 
504 	    if ((format == CD_MEDIA_CATALOG) || (format == CD_TRACK_INFO)) {
505 		if (cdp->subchan.header.audio_status == 0x11) {
506 		    error = EINVAL;
507 		    break;
508 		}
509 
510 		ccb[3] = format;
511 		if (format == CD_TRACK_INFO)
512 		    ccb[6] = args->track;
513 
514 		if ((error = ata_atapicmd(dev, ccb, (caddr_t)&cdp->subchan,
515 					  sizeof(cdp->subchan),ATA_R_READ,10))){
516 		    break;
517 		}
518 	    }
519 	    /* XXX TGEN Remove this and the rest of the nocopyout logic? */
520 	    if (nocopyout == 0) {
521 		error = copyout(&cdp->subchan, args->data, args->data_len);
522 	    } else {
523 		error = 0;
524 		bcopy(&cdp->subchan, args->data, args->data_len);
525 	    }
526 	}
527 	break;
528 
529     case CDIOCPLAYMSF:
530 	{
531 	    struct ioc_play_msf *args = (struct ioc_play_msf *)ap->a_data;
532 
533 	    error =
534 		acd_play(dev,
535 			 msf2lba(args->start_m, args->start_s, args->start_f),
536 			 msf2lba(args->end_m, args->end_s, args->end_f));
537 	}
538 	break;
539 
540     case CDIOCPLAYBLOCKS:
541 	{
542 	    struct ioc_play_blocks *args = (struct ioc_play_blocks *)ap->a_data;
543 
544 	    error = acd_play(dev, args->blk, args->blk + args->len);
545 	}
546 	break;
547 
548     case CDIOCPLAYTRACKS:
549 	{
550 	    struct ioc_play_track *args = (struct ioc_play_track *)ap->a_data;
551 	    int t1, t2;
552 
553 	    if (!cdp->toc.hdr.ending_track) {
554 		error = EIO;
555 		break;
556 	    }
557 	    if (args->end_track < cdp->toc.hdr.ending_track + 1)
558 		++args->end_track;
559 	    if (args->end_track > cdp->toc.hdr.ending_track + 1)
560 		args->end_track = cdp->toc.hdr.ending_track + 1;
561 	    t1 = args->start_track - cdp->toc.hdr.starting_track;
562 	    t2 = args->end_track - cdp->toc.hdr.starting_track;
563 	    if (t1 < 0 || t2 < 0 ||
564 		t1 > (cdp->toc.hdr.ending_track-cdp->toc.hdr.starting_track)) {
565 		error = EINVAL;
566 		break;
567 	    }
568 	    error = acd_play(dev, ntohl(cdp->toc.tab[t1].addr.lba),
569 			     ntohl(cdp->toc.tab[t2].addr.lba));
570 	}
571 	break;
572 
573     case CDIOCGETVOL:
574 	{
575 	    struct ioc_vol *arg = (struct ioc_vol *)ap->a_data;
576 
577 	    if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE,
578 					(caddr_t)&cdp->au, sizeof(cdp->au))))
579 		break;
580 
581 	    if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE) {
582 		error = EIO;
583 		break;
584 	    }
585 	    arg->vol[0] = cdp->au.port[0].volume;
586 	    arg->vol[1] = cdp->au.port[1].volume;
587 	    arg->vol[2] = cdp->au.port[2].volume;
588 	    arg->vol[3] = cdp->au.port[3].volume;
589 	}
590 	break;
591 
592     case CDIOCSETVOL:
593 	{
594 	    struct ioc_vol *arg = (struct ioc_vol *)ap->a_data;
595 
596 	    if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE,
597 					(caddr_t)&cdp->au, sizeof(cdp->au))))
598 		break;
599 	    if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE) {
600 		error = EIO;
601 		break;
602 	    }
603 	    if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE_MASK,
604 					(caddr_t)&cdp->aumask,
605 					sizeof(cdp->aumask))))
606 		break;
607 	    cdp->au.data_length = 0;
608 	    cdp->au.port[0].channels = CHANNEL_0;
609 	    cdp->au.port[1].channels = CHANNEL_1;
610 	    cdp->au.port[0].volume = arg->vol[0] & cdp->aumask.port[0].volume;
611 	    cdp->au.port[1].volume = arg->vol[1] & cdp->aumask.port[1].volume;
612 	    cdp->au.port[2].volume = arg->vol[2] & cdp->aumask.port[2].volume;
613 	    cdp->au.port[3].volume = arg->vol[3] & cdp->aumask.port[3].volume;
614 	    error =  acd_mode_select(dev, (caddr_t)&cdp->au, sizeof(cdp->au));
615 	}
616 	break;
617 
618     case CDIOCSETPATCH:
619 	{
620 	    struct ioc_patch *arg = (struct ioc_patch *)ap->a_data;
621 
622 	    error = acd_setchan(dev, arg->patch[0], arg->patch[1],
623 				arg->patch[2], arg->patch[3]);
624 	}
625 	break;
626 
627     case CDIOCSETMONO:
628 	error = acd_setchan(dev, CHANNEL_0|CHANNEL_1, CHANNEL_0|CHANNEL_1, 0,0);
629 	break;
630 
631     case CDIOCSETSTEREO:
632 	error = acd_setchan(dev, CHANNEL_0, CHANNEL_1, 0, 0);
633 	break;
634 
635     case CDIOCSETMUTE:
636 	error = acd_setchan(dev, 0, 0, 0, 0);
637 	break;
638 
639     case CDIOCSETLEFT:
640 	error = acd_setchan(dev, CHANNEL_0, CHANNEL_0, 0, 0);
641 	break;
642 
643     case CDIOCSETRIGHT:
644 	error = acd_setchan(dev, CHANNEL_1, CHANNEL_1, 0, 0);
645 	break;
646 
647     case CDRIOCBLANK:
648 	error = acd_blank(dev, (*(int *)ap->a_data));
649 	break;
650 
651     case CDRIOCNEXTWRITEABLEADDR:
652 	{
653 	    struct acd_track_info track_info;
654 
655 	    if ((error = acd_read_track_info(dev, 0xff, &track_info)))
656 		break;
657 
658 	    if (!track_info.nwa_valid) {
659 		error = EINVAL;
660 		break;
661 	    }
662 	    *(int*)ap->a_data = track_info.next_writeable_addr;
663 	}
664 	break;
665 
666     case CDRIOCINITWRITER:
667 	error = acd_init_writer(dev, (*(int *)ap->a_data));
668 	break;
669 
670     case CDRIOCINITTRACK:
671 	error = acd_init_track(dev, (struct cdr_track *)ap->a_data);
672 	break;
673 
674     case CDRIOCFLUSH:
675 	error = acd_flush(dev);
676 	break;
677 
678     case CDRIOCFIXATE:
679 	error = acd_fixate(dev, (*(int *)ap->a_data));
680 	break;
681 
682     case CDRIOCREADSPEED:
683 	{
684 	    int speed = *(int *)ap->a_data;
685 
686 	    /* Preserve old behavior: units in multiples of CDROM speed */
687 	    if (speed < 177)
688 		speed *= 177;
689 	    error = acd_set_speed(dev, speed, CDR_MAX_SPEED);
690 	}
691 	break;
692 
693     case CDRIOCWRITESPEED:
694 	{
695 	    int speed = *(int *)ap->a_data;
696 
697 	    if (speed < 177)
698 		speed *= 177;
699 	    error = acd_set_speed(dev, CDR_MAX_SPEED, speed);
700 	}
701 	break;
702 
703     case CDRIOCGETBLOCKSIZE:
704 	*(int *)ap->a_data = cdp->block_size;
705 	break;
706 
707     case CDRIOCSETBLOCKSIZE:
708 	cdp->block_size = *(int *)ap->a_data;
709 	acd_set_ioparm(dev);
710 	break;
711 
712     case CDRIOCGETPROGRESS:
713 	error = acd_get_progress(dev, (int *)ap->a_data);
714 	break;
715 
716     case CDRIOCSENDCUE:
717 	error = acd_send_cue(dev, (struct cdr_cuesheet *)ap->a_data);
718 	break;
719 
720 #ifdef ACD_CDR_FORMAT
721     case CDRIOCREADFORMATCAPS:
722 	error = acd_read_format_caps(dev,
723 			(struct cdr_format_capacities *)ap->a_data);
724 	break;
725 
726     case CDRIOCFORMAT:
727 	error = acd_format(dev, (struct cdr_format_params *)ap->a_data);
728 	break;
729 #endif /* ACD_CDR_FORMAT */
730 
731     case DVDIOCREPORTKEY:
732 	if (cdp->cap.media & MST_READ_DVDROM)
733 	    error = acd_report_key(dev, (struct dvd_authinfo *)ap->a_data);
734 	else
735 	    error = EINVAL;
736 	break;
737 
738     case DVDIOCSENDKEY:
739 	if (cdp->cap.media & MST_READ_DVDROM)
740 	    error = acd_send_key(dev, (struct dvd_authinfo *)ap->a_data);
741 	else
742 	    error = EINVAL;
743 	break;
744 
745     case DVDIOCREADSTRUCTURE:
746 	if (cdp->cap.media & MST_READ_DVDROM)
747 	    error = acd_read_structure(dev, (struct dvd_struct *)ap->a_data);
748 	else
749 	    error = EINVAL;
750 	break;
751 
752     default:
753 	error = ata_device_ioctl(dev, ap->a_cmd, ap->a_data);
754     }
755     return error;
756 }
757 
758 static int
759 acd_strategy(struct dev_strategy_args *ap)
760 {
761     device_t dev = ap->a_head.a_dev->si_drv1;
762     struct bio *bp = ap->a_bio;
763     struct buf *bbp = bp->bio_buf;
764     struct ata_device *atadev = device_get_softc(dev);
765     struct acd_softc *cdp = device_get_ivars(dev);
766     cdev_t cdev = cdp->cdev;
767 
768     if (bbp->b_cmd != BUF_CMD_READ && bbp->b_cmd != BUF_CMD_WRITE) {
769 	bbp->b_flags |= B_ERROR;
770 	bbp->b_error = EOPNOTSUPP;
771 	biodone(bp);
772 	return 0;
773     }
774 
775     if (bbp->b_cmd == BUF_CMD_READ && cdp->disk_size == -1) {
776 	bbp->b_flags |= B_ERROR;
777 	bbp->b_error = EIO;
778 	biodone(bp);
779 	return 0;
780     }
781 
782     bp->bio_driver_info = cdev;
783     bbp->b_resid = bbp->b_bcount;
784 
785     acd_start(dev, bp);
786     return 0;
787 }
788 
789 /* XXX TGEN Collapse this with acd_strategy()? */
790 static void
791 acd_start(device_t dev, struct bio *bp)
792 {
793     struct buf *bbp = bp->bio_buf;
794     struct ata_device *atadev = device_get_softc(dev);
795     struct acd_softc *cdp = device_get_ivars(dev);
796     struct ata_request *request;
797     cdev_t cdev;
798     u_int32_t lba, lastlba, count;
799     int8_t ccb[16];
800     int track, blocksize;
801 
802     cdev = bp->bio_driver_info;
803 
804     /* reject all queued entries if media changed */
805     if (atadev->flags & ATA_D_MEDIA_CHANGED) {
806 	bbp->b_flags |= B_ERROR;
807 	bbp->b_error = EIO;
808 	biodone(bp);
809 	return;
810     }
811 
812     bzero(ccb, sizeof(ccb));
813 
814     /* AND the unit number out of the minor, and shift the tracknumber back */
815     track = (cdev->si_udev & 0x00ff0000) >> 16;
816 
817     if (track) {
818 	blocksize = (cdp->toc.tab[track - 1].control & 4) ? 2048 : 2352;
819 	lastlba = ntohl(cdp->toc.tab[track].addr.lba);
820 	lba = bp->bio_offset / blocksize;
821 	lba += ntohl(cdp->toc.tab[track - 1].addr.lba);
822     }
823     else {
824 	blocksize = cdp->block_size;
825 	lastlba = cdp->disk_size;
826 	lba = bp->bio_offset / blocksize;
827     }
828 
829     count = bbp->b_bcount / blocksize;
830 
831     if (bbp->b_cmd == BUF_CMD_READ) {
832 	/* if transfer goes beyond range adjust it to be within limits */
833 	if (lba + count > lastlba) {
834 	    /* if we are entirely beyond EOM return EOF */
835 	    if (lastlba <= lba) {
836 		bbp->b_resid = bbp->b_bcount;
837 		biodone(bp);
838 		return;
839 	    }
840 	    count = lastlba - lba;
841 	}
842 	switch (blocksize) {
843 	case 2048:
844 	    ccb[0] = ATAPI_READ_BIG;
845 	    break;
846 
847 	case 2352:
848 	    ccb[0] = ATAPI_READ_CD;
849 	    ccb[9] = 0xf8;
850 	    break;
851 
852 	default:
853 	    ccb[0] = ATAPI_READ_CD;
854 	    ccb[9] = 0x10;
855 	}
856     }
857     else
858 	ccb[0] = ATAPI_WRITE_BIG;
859 
860     ccb[1] = 0;
861     ccb[2] = lba>>24;
862     ccb[3] = lba>>16;
863     ccb[4] = lba>>8;
864     ccb[5] = lba;
865     ccb[6] = count>>16;
866     ccb[7] = count>>8;
867     ccb[8] = count;
868 
869     if (!(request = ata_alloc_request())) {
870 	bbp->b_flags |= B_ERROR;
871 	bbp->b_error = ENOMEM;
872 	biodone(bp);
873 	return;
874     }
875     request->dev = dev;
876     request->bio = bp;
877     bcopy(ccb, request->u.atapi.ccb,
878 	  (atadev->param.config & ATA_PROTO_MASK) ==
879 	  ATA_PROTO_ATAPI_12 ? 16 : 12);
880     request->data = bbp->b_data;
881     request->bytecount = count * blocksize;
882     request->transfersize = min(request->bytecount, 65534);
883     request->timeout = (ccb[0] == ATAPI_WRITE_BIG) ? 60 : 30;
884     request->retries = 2;
885     request->callback = acd_done;
886     request->flags = ATA_R_ATAPI;
887     if (atadev->mode >= ATA_DMA)
888 	request->flags |= ATA_R_DMA;
889     switch (bbp->b_cmd) {
890     case BUF_CMD_READ:
891 	request->flags |= ATA_R_READ;
892 	break;
893     case BUF_CMD_WRITE:
894 	request->flags |= ATA_R_WRITE;
895 	break;
896     default:
897 	device_printf(dev, "unknown BUF operation\n");
898 	ata_free_request(request);
899 	bbp->b_flags |= B_ERROR;
900 	bbp->b_error = EIO;
901 	biodone(bp);
902 	return;
903     }
904     devstat_start_transaction(&cdp->stats);
905     ata_queue_request(request);
906 }
907 
908 static void
909 acd_done(struct ata_request *request)
910 {
911     struct acd_softc *cdp = device_get_ivars(request->dev);
912     struct bio *bp = request->bio;
913     struct buf *bbp = bp->bio_buf;
914 
915     /* finish up transfer */
916     if ((bbp->b_error = request->result))
917 	bbp->b_flags |= B_ERROR;
918     bbp->b_resid = bbp->b_bcount - request->donecount;
919     devstat_end_transaction_buf(&cdp->stats, bbp);
920     biodone(bp);
921     ata_free_request(request);
922 }
923 
924 static void
925 acd_set_ioparm(device_t dev)
926 {
927     struct ata_channel *ch = device_get_softc(device_get_parent(dev));
928     struct acd_softc *cdp = device_get_ivars(dev);
929 
930     if (ch->dma)
931 	cdp->iomax = min(ch->dma->max_iosize, 65534);
932     else
933 	cdp->iomax = min(DFLTPHYS, 65534);
934 }
935 
936 static void
937 lba2msf(u_int32_t lba, u_int8_t *m, u_int8_t *s, u_int8_t *f)
938 {
939     lba += 150;
940     lba &= 0xffffff;
941     *m = lba / (60 * 75);
942     lba %= (60 * 75);
943     *s = lba / 75;
944     *f = lba % 75;
945 }
946 
947 static u_int32_t
948 msf2lba(u_int8_t m, u_int8_t s, u_int8_t f)
949 {
950     return (m * 60 + s) * 75 + f - 150;
951 }
952 
953 static void
954 acd_read_toc(device_t dev)
955 {
956     struct ata_device *atadev = device_get_softc(dev);
957     struct acd_softc *cdp = device_get_ivars(dev);
958     struct acd_tracknode *tracknode;
959     u_int32_t sizes[2];
960     int8_t ccb[16];
961     int track, ntracks, len;
962 
963     atadev->flags &= ~ATA_D_MEDIA_CHANGED;
964     bzero(&cdp->toc, sizeof(cdp->toc));
965 
966     if (acd_test_ready(dev))
967 	return;
968 
969     bzero(ccb, sizeof(ccb));
970     len = sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry);
971     ccb[0] = ATAPI_READ_TOC;
972     ccb[7] = len>>8;
973     ccb[8] = len;
974     if (ata_atapicmd(dev, ccb, (caddr_t)&cdp->toc, len,
975 		     ATA_R_READ | ATA_R_QUIET, 30)) {
976 	bzero(&cdp->toc, sizeof(cdp->toc));
977 	return;
978     }
979     ntracks = cdp->toc.hdr.ending_track - cdp->toc.hdr.starting_track + 1;
980     if (ntracks <= 0 || ntracks > MAXTRK) {
981 	bzero(&cdp->toc, sizeof(cdp->toc));
982 	return;
983     }
984 
985     len = sizeof(struct ioc_toc_header)+(ntracks+1)*sizeof(struct cd_toc_entry);
986     bzero(ccb, sizeof(ccb));
987     ccb[0] = ATAPI_READ_TOC;
988     ccb[7] = len>>8;
989     ccb[8] = len;
990     if (ata_atapicmd(dev, ccb, (caddr_t)&cdp->toc, len,
991 		     ATA_R_READ | ATA_R_QUIET, 30)) {
992 	bzero(&cdp->toc, sizeof(cdp->toc));
993 	return;
994     }
995     cdp->toc.hdr.len = ntohs(cdp->toc.hdr.len);
996 
997     cdp->block_size = (cdp->toc.tab[0].control & 4) ? 2048 : 2352;
998     acd_set_ioparm(dev);
999     bzero(ccb, sizeof(ccb));
1000     ccb[0] = ATAPI_READ_CAPACITY;
1001     if (ata_atapicmd(dev, ccb, (caddr_t)sizes, sizeof(sizes),
1002 		     ATA_R_READ | ATA_R_QUIET, 30)) {
1003 	bzero(&cdp->toc, sizeof(cdp->toc));
1004 	return;
1005     }
1006     cdp->disk_size = ntohl(sizes[0]) + 1;
1007 
1008     for (track = 1; track <= ntracks; track ++) {
1009 	if (cdp->track[track] != NULL)
1010 	    continue;
1011 	tracknode = acd_make_tracknode(dev, track);
1012 	cdp->track[track] = tracknode;
1013     }
1014     for (; track < MAXTRK; track ++) {
1015 	if (cdp->track[track] == NULL)
1016 	    continue;
1017 	acd_destroy_tracknode(dev, track);
1018 	cdp->track[track] = NULL;
1019     }
1020 
1021 #ifdef ACD_DEBUG
1022     if (cdp->disk_size && cdp->toc.hdr.ending_track) {
1023 	device_printf(dev, "(%d sectors (%d bytes)), %d tracks ",
1024 		      cdp->disk_size, cdp->block_size,
1025 		      cdp->toc.hdr.ending_track-cdp->toc.hdr.starting_track+1);
1026 	if (cdp->toc.tab[0].control & 4)
1027 	    kprintf("%dMB\n", cdp->disk_size * cdp->block_size / 1048576);
1028 	else
1029 	    kprintf("%d:%d audio\n",
1030 		   cdp->disk_size / 75 / 60, cdp->disk_size / 75 % 60);
1031     }
1032 #endif
1033 }
1034 
1035 /*
1036  * Makes a new device node for the numbered track and returns a struct
1037  * acd_tracknode pointer to be included in the list of tracks available on the
1038  * medium.
1039  */
1040 static struct acd_tracknode *
1041 acd_make_tracknode(device_t dev, int track)
1042 {
1043     struct acd_softc *cdp = device_get_ivars(dev);
1044     struct acd_tracknode *tracknode;
1045     char name[16];
1046 
1047     ksprintf(name, "acd%dt%d", device_get_unit(dev), track);
1048     tracknode = kmalloc(sizeof(struct acd_tracknode), M_ACD, M_WAITOK | M_ZERO);
1049     tracknode->cdev = make_dev(&acd_ops, (device_get_unit(dev) << 3) |
1050 			      (track << 16), UID_ROOT, GID_OPERATOR, 0644,
1051 			      name, NULL);
1052     tracknode->cdev->si_drv1 = cdp->cdev->si_drv1;
1053     reference_dev(tracknode->cdev);
1054     return tracknode;
1055 }
1056 
1057 /*
1058  * Destroys the device node of a numbered track and frees the related struct
1059  * acd_tracknode. It could be done just in acd_read_toc(), but it's nice to
1060  * have a complementary function to acd_make_tracknode().
1061  */
1062 static void
1063 acd_destroy_tracknode(device_t dev, int track)
1064 {
1065     struct acd_softc *cdp = device_get_ivars(dev);
1066     struct acd_tracknode *tracknode;
1067 
1068     tracknode = cdp->track[track];
1069     destroy_dev(tracknode->cdev);
1070     kfree(tracknode, M_ACD);
1071 }
1072 
1073 static int
1074 acd_play(device_t dev, int start, int end)
1075 {
1076     int8_t ccb[16];
1077 
1078     bzero(ccb, sizeof(ccb));
1079     ccb[0] = ATAPI_PLAY_MSF;
1080     lba2msf(start, &ccb[3], &ccb[4], &ccb[5]);
1081     lba2msf(end, &ccb[6], &ccb[7], &ccb[8]);
1082     return ata_atapicmd(dev, ccb, NULL, 0, 0, 10);
1083 }
1084 
1085 static int
1086 acd_setchan(device_t dev, u_int8_t c0, u_int8_t c1, u_int8_t c2, u_int8_t c3)
1087 {
1088     struct acd_softc *cdp = device_get_ivars(dev);
1089     int error;
1090 
1091     if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE, (caddr_t)&cdp->au,
1092 				sizeof(cdp->au))))
1093 	return error;
1094     if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE)
1095 	return EIO;
1096     cdp->au.data_length = 0;
1097     cdp->au.port[0].channels = c0;
1098     cdp->au.port[1].channels = c1;
1099     cdp->au.port[2].channels = c2;
1100     cdp->au.port[3].channels = c3;
1101     return acd_mode_select(dev, (caddr_t)&cdp->au, sizeof(cdp->au));
1102 }
1103 
1104 static int
1105 acd_init_writer(device_t dev, int test_write)
1106 {
1107     int8_t ccb[16];
1108 
1109     bzero(ccb, sizeof(ccb));
1110     ccb[0] = ATAPI_REZERO;
1111     ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 60);
1112     ccb[0] = ATAPI_SEND_OPC_INFO;
1113     ccb[1] = 0x01;
1114     ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 30);
1115     return 0;
1116 }
1117 
1118 static int
1119 acd_fixate(device_t dev, int multisession)
1120 {
1121     struct acd_softc *cdp = device_get_ivars(dev);
1122     int8_t ccb[16] = { ATAPI_CLOSE_TRACK, 0x01, 0x02, 0, 0, 0, 0, 0,
1123 		       0, 0, 0, 0, 0, 0, 0, 0 };
1124     int timeout = 5*60*2;
1125     int error, dummy;
1126     struct write_param param;
1127 
1128     if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1129 				(caddr_t)&param, sizeof(param))))
1130 	return error;
1131 
1132     param.data_length = 0;
1133     if (multisession)
1134 	param.session_type = CDR_SESS_MULTI;
1135     else
1136 	param.session_type = CDR_SESS_NONE;
1137 
1138     if ((error = acd_mode_select(dev, (caddr_t)&param, param.page_length + 10)))
1139 	return error;
1140 
1141     error = ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1142     if (error)
1143 	return error;
1144 
1145     /* some drives just return ready, wait for the expected fixate time */
1146     if ((error = acd_test_ready(dev)) != EBUSY) {
1147 	timeout = timeout / (cdp->cap.cur_write_speed / 177);
1148 	tsleep(&error, 0, "acdfix", timeout * hz / 2);
1149 	return acd_test_ready(dev);
1150     }
1151 
1152     while (timeout-- > 0) {
1153 	if ((error = acd_get_progress(dev, &dummy)))
1154 	    return error;
1155 	if ((error = acd_test_ready(dev)) != EBUSY)
1156 	    return error;
1157 	tsleep(&error, 0, "acdcld", hz / 2);
1158     }
1159     return EIO;
1160 }
1161 
1162 static int
1163 acd_init_track(device_t dev, struct cdr_track *track)
1164 {
1165     struct acd_softc *cdp = device_get_ivars(dev);
1166     struct write_param param;
1167     int error;
1168 
1169     if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1170 				(caddr_t)&param, sizeof(param))))
1171 	return error;
1172 
1173     param.data_length = 0;
1174     param.page_code = ATAPI_CDROM_WRITE_PARAMETERS_PAGE;
1175     param.page_length = 0x32;
1176     param.test_write = track->test_write ? 1 : 0;
1177     param.write_type = CDR_WTYPE_TRACK;
1178     param.session_type = CDR_SESS_NONE;
1179     param.fp = 0;
1180     param.packet_size = 0;
1181 
1182     if (cdp->cap.capabilities & MST_BURNPROOF)
1183 	param.burnproof = 1;
1184 
1185     switch (track->datablock_type) {
1186 
1187     case CDR_DB_RAW:
1188 	if (track->preemp)
1189 	    param.track_mode = CDR_TMODE_AUDIO_PREEMP;
1190 	else
1191 	    param.track_mode = CDR_TMODE_AUDIO;
1192 	cdp->block_size = 2352;
1193 	param.datablock_type = CDR_DB_RAW;
1194 	param.session_format = CDR_SESS_CDROM;
1195 	break;
1196 
1197     case CDR_DB_ROM_MODE1:
1198 	cdp->block_size = 2048;
1199 	param.track_mode = CDR_TMODE_DATA;
1200 	param.datablock_type = CDR_DB_ROM_MODE1;
1201 	param.session_format = CDR_SESS_CDROM;
1202 	break;
1203 
1204     case CDR_DB_ROM_MODE2:
1205 	cdp->block_size = 2336;
1206 	param.track_mode = CDR_TMODE_DATA;
1207 	param.datablock_type = CDR_DB_ROM_MODE2;
1208 	param.session_format = CDR_SESS_CDROM;
1209 	break;
1210 
1211     case CDR_DB_XA_MODE1:
1212 	cdp->block_size = 2048;
1213 	param.track_mode = CDR_TMODE_DATA;
1214 	param.datablock_type = CDR_DB_XA_MODE1;
1215 	param.session_format = CDR_SESS_CDROM_XA;
1216 	break;
1217 
1218     case CDR_DB_XA_MODE2_F1:
1219 	cdp->block_size = 2056;
1220 	param.track_mode = CDR_TMODE_DATA;
1221 	param.datablock_type = CDR_DB_XA_MODE2_F1;
1222 	param.session_format = CDR_SESS_CDROM_XA;
1223 	break;
1224 
1225     case CDR_DB_XA_MODE2_F2:
1226 	cdp->block_size = 2324;
1227 	param.track_mode = CDR_TMODE_DATA;
1228 	param.datablock_type = CDR_DB_XA_MODE2_F2;
1229 	param.session_format = CDR_SESS_CDROM_XA;
1230 	break;
1231 
1232     case CDR_DB_XA_MODE2_MIX:
1233 	cdp->block_size = 2332;
1234 	param.track_mode = CDR_TMODE_DATA;
1235 	param.datablock_type = CDR_DB_XA_MODE2_MIX;
1236 	param.session_format = CDR_SESS_CDROM_XA;
1237 	break;
1238     }
1239     acd_set_ioparm(dev);
1240     return acd_mode_select(dev, (caddr_t)&param, param.page_length + 10);
1241 }
1242 
1243 static int
1244 acd_flush(device_t dev)
1245 {
1246     int8_t ccb[16] = { ATAPI_SYNCHRONIZE_CACHE, 0, 0, 0, 0, 0, 0, 0,
1247 		       0, 0, 0, 0, 0, 0, 0, 0 };
1248 
1249     return ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 60);
1250 }
1251 
1252 static int
1253 acd_read_track_info(device_t dev, int32_t lba, struct acd_track_info *info)
1254 {
1255     int8_t ccb[16] = { ATAPI_READ_TRACK_INFO, 1,
1256 		       lba>>24, lba>>16, lba>>8, lba, 0,
1257 		       sizeof(*info)>>8, sizeof(*info),
1258 		       0, 0, 0, 0, 0, 0, 0 };
1259     int error;
1260 
1261     if ((error = ata_atapicmd(dev, ccb, (caddr_t)info, sizeof(*info),
1262 			      ATA_R_READ, 30)))
1263 	return error;
1264     info->track_start_addr = ntohl(info->track_start_addr);
1265     info->next_writeable_addr = ntohl(info->next_writeable_addr);
1266     info->free_blocks = ntohl(info->free_blocks);
1267     info->fixed_packet_size = ntohl(info->fixed_packet_size);
1268     info->track_length = ntohl(info->track_length);
1269     return 0;
1270 }
1271 
1272 static int
1273 acd_get_progress(device_t dev, int *finished)
1274 {
1275     int8_t ccb[16] = { ATAPI_READ_CAPACITY, 0, 0, 0, 0, 0, 0, 0,
1276 		       0, 0, 0, 0, 0, 0, 0, 0 };
1277     struct ata_request *request;
1278     int8_t dummy[8];
1279 
1280     if (!(request = ata_alloc_request()))
1281 	return ENOMEM;
1282 
1283     request->dev = dev;
1284     bcopy(ccb, request->u.atapi.ccb, 16);
1285     request->data = dummy;
1286     request->bytecount = sizeof(dummy);
1287     request->transfersize = min(request->bytecount, 65534);
1288     request->flags = ATA_R_ATAPI | ATA_R_READ;
1289     request->timeout = 30;
1290     ata_queue_request(request);
1291     if (!request->error && request->u.atapi.sense.error & ATA_SENSE_VALID)
1292 	*finished = ((request->u.atapi.sense.specific2 |
1293 		     (request->u.atapi.sense.specific1 << 8)) * 100) / 65535;
1294     else
1295 	*finished = 0;
1296     ata_free_request(request);
1297     return 0;
1298 }
1299 
1300 static int
1301 acd_send_cue(device_t dev, struct cdr_cuesheet *cuesheet)
1302 {
1303     struct acd_softc *cdp = device_get_ivars(dev);
1304     struct write_param param;
1305     int8_t ccb[16] = { ATAPI_SEND_CUE_SHEET, 0, 0, 0, 0, 0,
1306 		       cuesheet->len>>16, cuesheet->len>>8, cuesheet->len,
1307 		       0, 0, 0, 0, 0, 0, 0 };
1308     int8_t *buffer;
1309     int32_t error;
1310 
1311     if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1312 				(caddr_t)&param, sizeof(param))))
1313 	return error;
1314 
1315     param.data_length = 0;
1316     param.page_code = ATAPI_CDROM_WRITE_PARAMETERS_PAGE;
1317     param.page_length = 0x32;
1318     param.test_write = cuesheet->test_write ? 1 : 0;
1319     param.write_type = CDR_WTYPE_SESSION;
1320     param.session_type = cuesheet->session_type;
1321     param.fp = 0;
1322     param.packet_size = 0;
1323     param.track_mode = CDR_TMODE_AUDIO;
1324     param.datablock_type = CDR_DB_RAW;
1325     param.session_format = cuesheet->session_format;
1326     if (cdp->cap.capabilities & MST_BURNPROOF)
1327 	param.burnproof = 1;
1328 
1329     if ((error = acd_mode_select(dev, (caddr_t)&param, param.page_length + 10)))
1330 	return error;
1331 
1332     /* XXX TGEN Use M_WAITOK, not in intr ctx. */
1333     if (!(buffer = kmalloc(cuesheet->len, M_ACD, M_NOWAIT)))
1334 	return ENOMEM;
1335 
1336     if (!(error = copyin(cuesheet->entries, buffer, cuesheet->len)))
1337 	error = ata_atapicmd(dev, ccb, buffer, cuesheet->len, 0, 30);
1338     kfree(buffer, M_ACD);
1339     return error;
1340 }
1341 
1342 static int
1343 acd_report_key(device_t dev, struct dvd_authinfo *ai)
1344 {
1345     struct dvd_miscauth *d = NULL;
1346     u_int32_t lba = 0;
1347     int16_t length;
1348     int8_t ccb[16];
1349     int error;
1350 
1351     switch (ai->format) {
1352     case DVD_REPORT_AGID:
1353     case DVD_REPORT_ASF:
1354     case DVD_REPORT_RPC:
1355 	length = 8;
1356 	break;
1357     case DVD_REPORT_KEY1:
1358 	length = 12;
1359 	break;
1360     case DVD_REPORT_TITLE_KEY:
1361 	length = 12;
1362 	lba = ai->lba;
1363 	break;
1364     case DVD_REPORT_CHALLENGE:
1365 	length = 16;
1366 	break;
1367     case DVD_INVALIDATE_AGID:
1368 	length = 0;
1369 	break;
1370     default:
1371 	return EINVAL;
1372     }
1373 
1374     bzero(ccb, sizeof(ccb));
1375     ccb[0] = ATAPI_REPORT_KEY;
1376     ccb[2] = (lba >> 24) & 0xff;
1377     ccb[3] = (lba >> 16) & 0xff;
1378     ccb[4] = (lba >> 8) & 0xff;
1379     ccb[5] = lba & 0xff;
1380     ccb[8] = (length >> 8) & 0xff;
1381     ccb[9] = length & 0xff;
1382     ccb[10] = (ai->agid << 6) | ai->format;
1383 
1384     if (length) {
1385 	/* XXX TGEN Use M_WAITOK, not in intr ctx. */
1386 	if (!(d = kmalloc(length, M_ACD, M_NOWAIT | M_ZERO)))
1387 	    return ENOMEM;
1388 	d->length = htons(length - 2);
1389     }
1390 
1391     error = ata_atapicmd(dev, ccb, (caddr_t)d, length,
1392 			 ai->format == DVD_INVALIDATE_AGID ? 0 : ATA_R_READ,10);
1393     if (error) {
1394 	if (length)
1395 	    kfree(d, M_ACD);
1396 	return error;
1397     }
1398 
1399     switch (ai->format) {
1400     case DVD_REPORT_AGID:
1401 	ai->agid = d->data[3] >> 6;
1402 	break;
1403 
1404     case DVD_REPORT_CHALLENGE:
1405 	bcopy(&d->data[0], &ai->keychal[0], 10);
1406 	break;
1407 
1408     case DVD_REPORT_KEY1:
1409 	bcopy(&d->data[0], &ai->keychal[0], 5);
1410 	break;
1411 
1412     case DVD_REPORT_TITLE_KEY:
1413 	ai->cpm = (d->data[0] >> 7);
1414 	ai->cp_sec = (d->data[0] >> 6) & 0x1;
1415 	ai->cgms = (d->data[0] >> 4) & 0x3;
1416 	bcopy(&d->data[1], &ai->keychal[0], 5);
1417 	break;
1418 
1419     case DVD_REPORT_ASF:
1420 	ai->asf = d->data[3] & 1;
1421 	break;
1422 
1423     case DVD_REPORT_RPC:
1424 	ai->reg_type = (d->data[0] >> 6);
1425 	ai->vend_rsts = (d->data[0] >> 3) & 0x7;
1426 	ai->user_rsts = d->data[0] & 0x7;
1427 	ai->region = d->data[1];
1428 	ai->rpc_scheme = d->data[2];
1429 	break;
1430 
1431     case DVD_INVALIDATE_AGID:
1432 	break;
1433 
1434     default:
1435 	error = EINVAL;
1436     }
1437     if (length)
1438 	kfree(d, M_ACD);
1439     return error;
1440 }
1441 
1442 static int
1443 acd_send_key(device_t dev, struct dvd_authinfo *ai)
1444 {
1445     struct dvd_miscauth *d;
1446     int16_t length;
1447     int8_t ccb[16];
1448     int error;
1449 
1450     switch (ai->format) {
1451     case DVD_SEND_CHALLENGE:
1452 	length = 16;
1453 	/* XXX TGEN Use M_WAITOK, not in intr ctx. */
1454 	if (!(d = kmalloc(length, M_ACD, M_NOWAIT | M_ZERO)))
1455 	    return ENOMEM;
1456 	bcopy(ai->keychal, &d->data[0], 10);
1457 	break;
1458 
1459     case DVD_SEND_KEY2:
1460 	length = 12;
1461 	/* XXX TGEN Use M_WAITOK, not in intr ctx. */
1462 	if (!(d = kmalloc(length, M_ACD, M_NOWAIT | M_ZERO)))
1463 	    return ENOMEM;
1464 	bcopy(&ai->keychal[0], &d->data[0], 5);
1465 	break;
1466 
1467     case DVD_SEND_RPC:
1468 	length = 8;
1469 	/* XXX TGEN Use M_WAITOK, not in intr ctx. */
1470 	if (!(d = kmalloc(length, M_ACD, M_NOWAIT | M_ZERO)))
1471 	    return ENOMEM;
1472 	d->data[0] = ai->region;
1473 	break;
1474 
1475     default:
1476 	return EINVAL;
1477     }
1478 
1479     bzero(ccb, sizeof(ccb));
1480     ccb[0] = ATAPI_SEND_KEY;
1481     ccb[8] = (length >> 8) & 0xff;
1482     ccb[9] = length & 0xff;
1483     ccb[10] = (ai->agid << 6) | ai->format;
1484     d->length = htons(length - 2);
1485     error = ata_atapicmd(dev, ccb, (caddr_t)d, length, 0, 10);
1486     kfree(d, M_ACD);
1487     return error;
1488 }
1489 
1490 static int
1491 acd_read_structure(device_t dev, struct dvd_struct *s)
1492 {
1493     struct dvd_miscauth *d;
1494     u_int16_t length;
1495     int8_t ccb[16];
1496     int error = 0;
1497 
1498     switch(s->format) {
1499     case DVD_STRUCT_PHYSICAL:
1500 	length = 21;
1501 	break;
1502 
1503     case DVD_STRUCT_COPYRIGHT:
1504 	length = 8;
1505 	break;
1506 
1507     case DVD_STRUCT_DISCKEY:
1508 	length = 2052;
1509 	break;
1510 
1511     case DVD_STRUCT_BCA:
1512 	length = 192;
1513 	break;
1514 
1515     case DVD_STRUCT_MANUFACT:
1516 	length = 2052;
1517 	break;
1518 
1519     case DVD_STRUCT_DDS:
1520     case DVD_STRUCT_PRERECORDED:
1521     case DVD_STRUCT_UNIQUEID:
1522     case DVD_STRUCT_LIST:
1523     case DVD_STRUCT_CMI:
1524     case DVD_STRUCT_RMD_LAST:
1525     case DVD_STRUCT_RMD_RMA:
1526     case DVD_STRUCT_DCB:
1527 	return ENOSYS;
1528 
1529     default:
1530 	return EINVAL;
1531     }
1532 
1533     /* XXX TGEN Use M_WAITOK, not in intr ctx. */
1534     if (!(d = kmalloc(length, M_ACD, M_NOWAIT | M_ZERO)))
1535 	return ENOMEM;
1536     d->length = htons(length - 2);
1537 
1538     bzero(ccb, sizeof(ccb));
1539     ccb[0] = ATAPI_READ_STRUCTURE;
1540     ccb[6] = s->layer_num;
1541     ccb[7] = s->format;
1542     ccb[8] = (length >> 8) & 0xff;
1543     ccb[9] = length & 0xff;
1544     ccb[10] = s->agid << 6;
1545     error = ata_atapicmd(dev, ccb, (caddr_t)d, length, ATA_R_READ, 30);
1546     if (error) {
1547 	kfree(d, M_ACD);
1548 	return error;
1549     }
1550 
1551     switch (s->format) {
1552     case DVD_STRUCT_PHYSICAL: {
1553 	struct dvd_layer *layer = (struct dvd_layer *)&s->data[0];
1554 
1555 	layer->book_type = d->data[0] >> 4;
1556 	layer->book_version = d->data[0] & 0xf;
1557 	layer->disc_size = d->data[1] >> 4;
1558 	layer->max_rate = d->data[1] & 0xf;
1559 	layer->nlayers = (d->data[2] >> 5) & 3;
1560 	layer->track_path = (d->data[2] >> 4) & 1;
1561 	layer->layer_type = d->data[2] & 0xf;
1562 	layer->linear_density = d->data[3] >> 4;
1563 	layer->track_density = d->data[3] & 0xf;
1564 	layer->start_sector = d->data[5] << 16 | d->data[6] << 8 | d->data[7];
1565 	layer->end_sector = d->data[9] << 16 | d->data[10] << 8 | d->data[11];
1566 	layer->end_sector_l0 = d->data[13] << 16 | d->data[14] << 8|d->data[15];
1567 	layer->bca = d->data[16] >> 7;
1568 	break;
1569     }
1570 
1571     case DVD_STRUCT_COPYRIGHT:
1572 	s->cpst = d->data[0];
1573 	s->rmi = d->data[1];
1574 	break;
1575 
1576     case DVD_STRUCT_DISCKEY:
1577 	bcopy(&d->data[0], &s->data[0], 2048);
1578 	break;
1579 
1580     case DVD_STRUCT_BCA:
1581 	s->length = ntohs(d->length);
1582 	bcopy(&d->data[0], &s->data[0], s->length);
1583 	break;
1584 
1585     case DVD_STRUCT_MANUFACT:
1586 	s->length = ntohs(d->length);
1587 	bcopy(&d->data[0], &s->data[0], s->length);
1588 	break;
1589 
1590     default:
1591 	error = EINVAL;
1592     }
1593     kfree(d, M_ACD);
1594     return error;
1595 }
1596 
1597 static int
1598 acd_tray(device_t dev, int close)
1599 {
1600     struct ata_device *atadev = device_get_softc(dev);
1601     struct acd_softc *cdp = device_get_ivars(dev);
1602     int error = ENODEV;
1603 
1604     if (cdp->cap.mechanism & MST_EJECT) {
1605 	if (close) {
1606 	    if (!(error = acd_start_stop(dev, 3))) {
1607 		acd_read_toc(dev);
1608 		acd_prevent_allow(dev, 1);
1609 		cdp->flags |= F_LOCKED;
1610 	    }
1611 	}
1612 	else {
1613 	    acd_start_stop(dev, 0);
1614 	    acd_prevent_allow(dev, 0);
1615 	    cdp->flags &= ~F_LOCKED;
1616 	    atadev->flags |= ATA_D_MEDIA_CHANGED;
1617 	    error = acd_start_stop(dev, 2);
1618 	}
1619     }
1620     return error;
1621 }
1622 
1623 static int
1624 acd_blank(device_t dev, int blanktype)
1625 {
1626     struct ata_device *atadev = device_get_softc(dev);
1627     int8_t ccb[16] = { ATAPI_BLANK, 0x10 | (blanktype & 0x7), 0, 0, 0, 0, 0, 0,
1628 		       0, 0, 0, 0, 0, 0, 0, 0 };
1629 
1630     atadev->flags |= ATA_D_MEDIA_CHANGED;
1631     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1632 }
1633 
1634 static int
1635 acd_prevent_allow(device_t dev, int lock)
1636 {
1637     int8_t ccb[16] = { ATAPI_PREVENT_ALLOW, 0, 0, 0, lock,
1638 		       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1639 
1640     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1641 }
1642 
1643 static int
1644 acd_start_stop(device_t dev, int start)
1645 {
1646     int8_t ccb[16] = { ATAPI_START_STOP, 0, 0, 0, start,
1647 		       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1648 
1649     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1650 }
1651 
1652 static int
1653 acd_pause_resume(device_t dev, int pause)
1654 {
1655     int8_t ccb[16] = { ATAPI_PAUSE, 0, 0, 0, 0, 0, 0, 0, pause,
1656 		       0, 0, 0, 0, 0, 0, 0 };
1657 
1658     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1659 }
1660 
1661 static int
1662 acd_mode_sense(device_t dev, int page, caddr_t pagebuf, int pagesize)
1663 {
1664     int8_t ccb[16] = { ATAPI_MODE_SENSE_BIG, 0, page, 0, 0, 0, 0,
1665 		       pagesize>>8, pagesize, 0, 0, 0, 0, 0, 0, 0 };
1666     int error;
1667 
1668     error = ata_atapicmd(dev, ccb, pagebuf, pagesize, ATA_R_READ, 10);
1669     return error;
1670 }
1671 
1672 static int
1673 acd_mode_select(device_t dev, caddr_t pagebuf, int pagesize)
1674 {
1675     int8_t ccb[16] = { ATAPI_MODE_SELECT_BIG, 0x10, 0, 0, 0, 0, 0,
1676 		     pagesize>>8, pagesize, 0, 0, 0, 0, 0, 0, 0 };
1677 
1678     return ata_atapicmd(dev, ccb, pagebuf, pagesize, 0, 30);
1679 }
1680 
1681 static int
1682 acd_set_speed(device_t dev, int rdspeed, int wrspeed)
1683 {
1684     int8_t ccb[16] = { ATAPI_SET_SPEED, 0, rdspeed >> 8, rdspeed,
1685 		       wrspeed >> 8, wrspeed, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1686     int error;
1687 
1688     error = ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1689     if (!error)
1690 	acd_get_cap(dev);
1691     return error;
1692 }
1693 
1694 static void
1695 acd_get_cap(device_t dev)
1696 {
1697     struct acd_softc *cdp = device_get_ivars(dev);
1698     int count;
1699 
1700     /* get drive capabilities, some bugridden drives needs this repeated */
1701     for (count = 0 ; count < 5 ; count++) {
1702 	if (!acd_mode_sense(dev, ATAPI_CDROM_CAP_PAGE,
1703 			    (caddr_t)&cdp->cap, sizeof(cdp->cap)) &&
1704 			    cdp->cap.page_code == ATAPI_CDROM_CAP_PAGE) {
1705 	    cdp->cap.max_read_speed = ntohs(cdp->cap.max_read_speed);
1706 	    cdp->cap.cur_read_speed = ntohs(cdp->cap.cur_read_speed);
1707 	    cdp->cap.max_write_speed = ntohs(cdp->cap.max_write_speed);
1708 	    cdp->cap.cur_write_speed = max(ntohs(cdp->cap.cur_write_speed),177);
1709 	    cdp->cap.max_vol_levels = ntohs(cdp->cap.max_vol_levels);
1710 	    cdp->cap.buf_size = ntohs(cdp->cap.buf_size);
1711 	}
1712     }
1713 }
1714 
1715 #ifdef ACD_CDR_FORMAT
1716 static int
1717 acd_read_format_caps(device_t dev, struct cdr_format_capacities *caps)
1718 {
1719     int8_t ccb[16] = { ATAPI_READ_FORMAT_CAPACITIES, 0, 0, 0, 0, 0, 0,
1720 		       (sizeof(struct cdr_format_capacities) >> 8) & 0xff,
1721 		       sizeof(struct cdr_format_capacities) & 0xff,
1722 		       0, 0, 0, 0, 0, 0, 0 };
1723 
1724     return ata_atapicmd(dev, ccb, (caddr_t)caps,
1725 			sizeof(struct cdr_format_capacities), ATA_R_READ, 30);
1726 }
1727 
1728 static int
1729 acd_format(device_t dev, struct cdr_format_params* params)
1730 {
1731     int8_t ccb[16] = { ATAPI_FORMAT, 0x11, 0, 0, 0, 0, 0, 0, 0, 0,
1732 		       0, 0, 0, 0, 0, 0 };
1733     int error;
1734 
1735     error = ata_atapicmd(dev, ccb, (u_int8_t *)params,
1736 			 sizeof(struct cdr_format_params), 0, 30);
1737     return error;
1738 }
1739 #endif /* ACD_CDR_FORMAT */
1740 
1741 static int
1742 acd_test_ready(device_t dev)
1743 {
1744     int8_t ccb[16] = { ATAPI_TEST_UNIT_READY, 0, 0, 0, 0,
1745 		       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1746 
1747     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1748 }
1749 
1750 static void
1751 acd_describe(device_t dev)
1752 {
1753     struct ata_channel *ch = device_get_softc(device_get_parent(dev));
1754     struct ata_device *atadev = device_get_softc(dev);
1755     struct acd_softc *cdp = device_get_ivars(dev);
1756     int comma = 0;
1757     char *mechanism;
1758 
1759     if (bootverbose) {
1760 	device_printf(dev, "<%.40s/%.8s> %s drive at ata%d as %s\n",
1761 		      atadev->param.model, atadev->param.revision,
1762 		      (cdp->cap.media & MST_WRITE_DVDR) ? "DVDR" :
1763 		       (cdp->cap.media & MST_WRITE_DVDRAM) ? "DVDRAM" :
1764 			(cdp->cap.media & MST_WRITE_CDRW) ? "CDRW" :
1765 			 (cdp->cap.media & MST_WRITE_CDR) ? "CDR" :
1766 			  (cdp->cap.media & MST_READ_DVDROM) ? "DVDROM":"CDROM",
1767 		      device_get_unit(ch->dev),
1768 		      (atadev->unit == ATA_MASTER) ? "master" : "slave");
1769 
1770 	device_printf(dev, "%s", "");
1771 	if (cdp->cap.cur_read_speed) {
1772 	    kprintf("read %dKB/s", cdp->cap.cur_read_speed * 1000 / 1024);
1773 	    if (cdp->cap.max_read_speed)
1774 		kprintf(" (%dKB/s)", cdp->cap.max_read_speed * 1000 / 1024);
1775 	    if ((cdp->cap.cur_write_speed) &&
1776 		(cdp->cap.media & (MST_WRITE_CDR | MST_WRITE_CDRW |
1777 				   MST_WRITE_DVDR | MST_WRITE_DVDRAM))) {
1778 		kprintf(" write %dKB/s", cdp->cap.cur_write_speed * 1000 / 1024);
1779 		if (cdp->cap.max_write_speed)
1780 		    kprintf(" (%dKB/s)", cdp->cap.max_write_speed * 1000 / 1024);
1781 	    }
1782 	    comma = 1;
1783 	}
1784 	if (cdp->cap.buf_size) {
1785 	    kprintf("%s %dKB buffer", comma ? "," : "", cdp->cap.buf_size);
1786 	    comma = 1;
1787 	}
1788 	kprintf("%s %s\n", comma ? "," : "", ata_mode2str(atadev->mode));
1789 
1790 	device_printf(dev, "Reads:");
1791 	comma = 0;
1792 	if (cdp->cap.media & MST_READ_CDR) {
1793 	    kprintf(" CDR"); comma = 1;
1794 	}
1795 	if (cdp->cap.media & MST_READ_CDRW) {
1796 	    kprintf("%s CDRW", comma ? "," : ""); comma = 1;
1797 	}
1798 	if (cdp->cap.capabilities & MST_READ_CDDA) {
1799 	    if (cdp->cap.capabilities & MST_CDDA_STREAM)
1800 		kprintf("%s CDDA stream", comma ? "," : "");
1801 	    else
1802 		kprintf("%s CDDA", comma ? "," : "");
1803 	    comma = 1;
1804 	}
1805 	if (cdp->cap.media & MST_READ_DVDROM) {
1806 	    kprintf("%s DVDROM", comma ? "," : ""); comma = 1;
1807 	}
1808 	if (cdp->cap.media & MST_READ_DVDR) {
1809 	    kprintf("%s DVDR", comma ? "," : ""); comma = 1;
1810 	}
1811 	if (cdp->cap.media & MST_READ_DVDRAM) {
1812 	    kprintf("%s DVDRAM", comma ? "," : ""); comma = 1;
1813 	}
1814 	if (cdp->cap.media & MST_READ_PACKET)
1815 	    kprintf("%s packet", comma ? "," : "");
1816 
1817 	kprintf("\n");
1818 	device_printf(dev, "Writes:");
1819 	if (cdp->cap.media & (MST_WRITE_CDR | MST_WRITE_CDRW |
1820 			      MST_WRITE_DVDR | MST_WRITE_DVDRAM)) {
1821 	    comma = 0;
1822 	    if (cdp->cap.media & MST_WRITE_CDR) {
1823 		kprintf(" CDR" ); comma = 1;
1824 	    }
1825 	    if (cdp->cap.media & MST_WRITE_CDRW) {
1826 		kprintf("%s CDRW", comma ? "," : ""); comma = 1;
1827 	    }
1828 	    if (cdp->cap.media & MST_WRITE_DVDR) {
1829 		kprintf("%s DVDR", comma ? "," : ""); comma = 1;
1830 	    }
1831 	    if (cdp->cap.media & MST_WRITE_DVDRAM) {
1832 		kprintf("%s DVDRAM", comma ? "," : ""); comma = 1;
1833 	    }
1834 	    if (cdp->cap.media & MST_WRITE_TEST) {
1835 		kprintf("%s test write", comma ? "," : ""); comma = 1;
1836 	    }
1837 	    if (cdp->cap.capabilities & MST_BURNPROOF)
1838 		kprintf("%s burnproof", comma ? "," : "");
1839 	}
1840 	kprintf("\n");
1841 	if (cdp->cap.capabilities & MST_AUDIO_PLAY) {
1842 	    device_printf(dev, "Audio: ");
1843 	    if (cdp->cap.capabilities & MST_AUDIO_PLAY)
1844 		kprintf("play");
1845 	    if (cdp->cap.max_vol_levels)
1846 		kprintf(", %d volume levels", cdp->cap.max_vol_levels);
1847 	    kprintf("\n");
1848 	}
1849 	device_printf(dev, "Mechanism: ");
1850 	switch (cdp->cap.mechanism & MST_MECH_MASK) {
1851 	case MST_MECH_CADDY:
1852 	    mechanism = "caddy"; break;
1853 	case MST_MECH_TRAY:
1854 	    mechanism = "tray"; break;
1855 	case MST_MECH_POPUP:
1856 	    mechanism = "popup"; break;
1857 	case MST_MECH_CHANGER:
1858 	    mechanism = "changer"; break;
1859 	case MST_MECH_CARTRIDGE:
1860 	    mechanism = "cartridge"; break;
1861 	default:
1862 	    mechanism = 0; break;
1863 	}
1864 	if (mechanism)
1865 	    kprintf("%s%s", (cdp->cap.mechanism & MST_EJECT) ?
1866 		   "ejectable " : "", mechanism);
1867 	else if (cdp->cap.mechanism & MST_EJECT)
1868 	    kprintf("ejectable");
1869 
1870 	if (cdp->cap.mechanism & MST_LOCKABLE)
1871 	    kprintf((cdp->cap.mechanism & MST_LOCKED) ? ", locked":", unlocked");
1872 	if (cdp->cap.mechanism & MST_PREVENT)
1873 	    kprintf(", lock protected");
1874 	kprintf("\n");
1875 
1876 	if ((cdp->cap.mechanism & MST_MECH_MASK) != MST_MECH_CHANGER) {
1877 	    device_printf(dev, "Medium: ");
1878 	    switch (cdp->cap.medium_type & MST_TYPE_MASK_HIGH) {
1879 	    case MST_CDROM:
1880 		kprintf("CD-ROM "); break;
1881 	    case MST_CDR:
1882 		kprintf("CD-R "); break;
1883 	    case MST_CDRW:
1884 		kprintf("CD-RW "); break;
1885 	    case MST_DOOR_OPEN:
1886 		kprintf("door open"); break;
1887 	    case MST_NO_DISC:
1888 		kprintf("no/blank disc"); break;
1889 	    case MST_FMT_ERROR:
1890 		kprintf("medium format error"); break;
1891 	    }
1892 	    if ((cdp->cap.medium_type & MST_TYPE_MASK_HIGH)<MST_TYPE_MASK_HIGH){
1893 		switch (cdp->cap.medium_type & MST_TYPE_MASK_LOW) {
1894 		case MST_DATA_120:
1895 		    kprintf("120mm data disc"); break;
1896 		case MST_AUDIO_120:
1897 		    kprintf("120mm audio disc"); break;
1898 		case MST_COMB_120:
1899 		    kprintf("120mm data/audio disc"); break;
1900 		case MST_PHOTO_120:
1901 		    kprintf("120mm photo disc"); break;
1902 		case MST_DATA_80:
1903 		    kprintf("80mm data disc"); break;
1904 		case MST_AUDIO_80:
1905 		    kprintf("80mm audio disc"); break;
1906 		case MST_COMB_80:
1907 		    kprintf("80mm data/audio disc"); break;
1908 		case MST_PHOTO_80:
1909 		    kprintf("80mm photo disc"); break;
1910 		case MST_FMT_NONE:
1911 		    switch (cdp->cap.medium_type & MST_TYPE_MASK_HIGH) {
1912 		    case MST_CDROM:
1913 			kprintf("unknown"); break;
1914 		    case MST_CDR:
1915 		    case MST_CDRW:
1916 			kprintf("blank"); break;
1917 		    }
1918 		    break;
1919 		default:
1920 		    kprintf("unknown (0x%x)", cdp->cap.medium_type); break;
1921 		}
1922 	    }
1923 	    kprintf("\n");
1924 	}
1925     }
1926     else {
1927 	device_printf(dev, "%s ",
1928 		      (cdp->cap.media & MST_WRITE_DVDR) ? "DVDR" :
1929 		       (cdp->cap.media & MST_WRITE_DVDRAM) ? "DVDRAM" :
1930 			(cdp->cap.media & MST_WRITE_CDRW) ? "CDRW" :
1931 			 (cdp->cap.media & MST_WRITE_CDR) ? "CDR" :
1932 			  (cdp->cap.media & MST_READ_DVDROM) ? "DVDROM" :
1933 			  "CDROM");
1934 	kprintf("<%.40s/%.8s> at ata%d-%s %s\n",
1935 	       atadev->param.model, atadev->param.revision,
1936 	       device_get_unit(ch->dev),
1937 	       (atadev->unit == ATA_MASTER) ? "master" : "slave",
1938 	       ata_mode2str(atadev->mode) );
1939     }
1940 }
1941 
1942 static device_method_t acd_methods[] = {
1943     /* device interface */
1944     DEVMETHOD(device_probe,     acd_probe),
1945     DEVMETHOD(device_attach,    acd_attach),
1946     DEVMETHOD(device_detach,    acd_detach),
1947     DEVMETHOD(device_shutdown,  acd_shutdown),
1948 
1949     /* ATA methods */
1950     DEVMETHOD(ata_reinit,       acd_reinit),
1951 
1952     { 0, 0 }
1953 };
1954 
1955 static driver_t acd_driver = {
1956     "acd",
1957     acd_methods,
1958     0,
1959 };
1960 
1961 static devclass_t acd_devclass;
1962 
1963 DRIVER_MODULE(acd, ata, acd_driver, acd_devclass, NULL, NULL);
1964 MODULE_VERSION(acd, 1);
1965 MODULE_DEPEND(acd, ata, 1, 1, 1);
1966