xref: /dragonfly/sys/dev/disk/nata/atapi-cd.c (revision 9b5a9965)
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 1.8 2007/07/23 19:26:09 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 
232     struct ata_device *atadev = device_get_softc(dev);
233     struct acd_softc *cdp = device_get_ivars(dev);
234     struct ata_request *request;
235     int8_t ccb[16] = { ATAPI_TEST_UNIT_READY, 0, 0, 0, 0,
236                        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
237     int timeout = 60;
238 
239     if (!cdp)
240 	return ENXIO;
241     if (!device_is_attached(dev))
242 	return EBUSY;
243     if (!(request = ata_alloc_request()))
244 	return ENOMEM;
245 
246     /* wait if drive is not finished loading the medium */
247     while(timeout--) {
248 	bzero(request, sizeof(struct ata_request));
249 	request->dev = dev;
250 	bcopy(ccb, request->u.atapi.ccb, 16);
251 	request->flags = ATA_R_ATAPI;
252 	request->timeout = 5;
253 	ata_queue_request(request);
254 	if (!request->error &&
255 	    (request->u.atapi.sense.key == 2 ||
256 	     request->u.atapi.sense.key == 7) &&
257 	    request->u.atapi.sense.asc == 4 &&
258 	    request->u.atapi.sense.ascq == 1)
259 	    tsleep(&timeout, 0, "acdld", hz / 2);
260 	else
261 	    break;
262     }
263     ata_free_request(request);
264 
265     /*
266      * DragonFly abstracts out the disk layer so our device may not have
267      * a vnode directly associated with it.  count_dev() cannot be used.
268      */
269     if (atadev->opencount == 0) {
270 	acd_prevent_allow(dev, 1);
271 	cdp->flags |= F_LOCKED;
272 	acd_read_toc(dev);
273     }
274     ++atadev->opencount;
275     return 0;
276 }
277 
278 static int
279 acd_close(struct dev_close_args *ap)
280 {
281     device_t dev = ap->a_head.a_dev->si_drv1;
282     struct acd_softc *cdp = device_get_ivars(dev);
283     struct ata_device *atadev = device_get_softc(dev);
284 
285     if (!cdp)
286 	return ENXIO;
287 
288     if (atadev->opencount == 1) {
289 	acd_prevent_allow(dev, 0);
290 	cdp->flags &= ~F_LOCKED;
291     }
292     if (atadev->opencount > 0)
293 	--atadev->opencount;
294     return 0;
295 }
296 
297 static int
298 acd_ioctl(struct dev_ioctl_args *ap)
299 {
300     device_t dev = ap->a_head.a_dev->si_drv1;
301     struct ata_device *atadev = device_get_softc(dev);
302     struct acd_softc *cdp = device_get_ivars(dev);
303     int error = 0, nocopyout = 0;
304 
305     if (!cdp)
306 	return ENXIO;
307 
308     if (atadev->flags & ATA_D_MEDIA_CHANGED) {
309 	switch (ap->a_cmd) {
310 	case CDIOCRESET:
311 	    acd_test_ready(dev);
312 	    break;
313 
314 	default:
315 	    acd_read_toc(dev);
316 	    acd_prevent_allow(dev, 1);
317 	    cdp->flags |= F_LOCKED;
318 	    break;
319 	}
320     }
321 
322     switch (ap->a_cmd) {
323 
324     case CDIOCRESUME:
325 	error = acd_pause_resume(dev, 1);
326 	break;
327 
328     case CDIOCPAUSE:
329 	error = acd_pause_resume(dev, 0);
330 	break;
331 
332     case CDIOCSTART:
333 	error = acd_start_stop(dev, 1);
334 	break;
335 
336     case CDIOCSTOP:
337 	error = acd_start_stop(dev, 0);
338 	break;
339 
340     case CDIOCALLOW:
341 	error = acd_prevent_allow(dev, 0);
342 	cdp->flags &= ~F_LOCKED;
343 	break;
344 
345     case CDIOCPREVENT:
346 	error = acd_prevent_allow(dev, 1);
347 	cdp->flags |= F_LOCKED;
348 	break;
349 
350     case CDIOCRESET:
351 	error = suser_cred(ap->a_cred, 0);
352 	if (error)
353 	    break;
354 	error = acd_test_ready(dev);
355 	break;
356 
357     case CDIOCEJECT:
358 	if (atadev->opencount > 1) {
359 	    error = EBUSY;
360 	    break;
361 	}
362 	error = acd_tray(dev, 0);
363 	break;
364 
365     case CDIOCCLOSE:
366 	if (atadev->opencount > 1)
367 	    break;
368 	error = acd_tray(dev, 1);
369 	break;
370 
371     case CDIOREADTOCHEADER:
372 	if (!cdp->toc.hdr.ending_track) {
373 	    error = EIO;
374 	    break;
375 	}
376 	bcopy(&cdp->toc.hdr, ap->a_data, sizeof(cdp->toc.hdr));
377 	break;
378 
379     case CDIOREADTOCENTRYS:
380 	{
381 	    struct ioc_read_toc_entry *te = (struct ioc_read_toc_entry *)ap->a_data;
382 	    struct toc *toc = &cdp->toc;
383 	    int starting_track = te->starting_track;
384 	    int len;
385 
386 	    if (!toc->hdr.ending_track) {
387 		error = EIO;
388 		break;
389 	    }
390 
391 	    if (te->data_len < sizeof(toc->tab[0]) ||
392 		(te->data_len % sizeof(toc->tab[0])) != 0 ||
393 		(te->address_format != CD_MSF_FORMAT &&
394 		te->address_format != CD_LBA_FORMAT)) {
395 		error = EINVAL;
396 		break;
397 	    }
398 
399 	    if (!starting_track)
400 		starting_track = toc->hdr.starting_track;
401 	    else if (starting_track == 170)
402 		starting_track = toc->hdr.ending_track + 1;
403 	    else if (starting_track < toc->hdr.starting_track ||
404 		     starting_track > toc->hdr.ending_track + 1) {
405 		error = EINVAL;
406 		break;
407 	    }
408 
409 	    len = ((toc->hdr.ending_track + 1 - starting_track) + 1) *
410 		  sizeof(toc->tab[0]);
411 	    if (te->data_len < len)
412 		len = te->data_len;
413 	    if (len > sizeof(toc->tab)) {
414 		error = EINVAL;
415 		break;
416 	    }
417 
418 	    if (te->address_format == CD_MSF_FORMAT) {
419 		struct cd_toc_entry *entry;
420 
421 		/* XXX TGEN Use M_WAITOK, not in intr ctx. */
422 		toc = kmalloc(sizeof(struct toc), M_ACD, M_INTWAIT);
423 		bcopy(&cdp->toc, toc, sizeof(struct toc));
424 		entry = toc->tab + (toc->hdr.ending_track + 1 -
425 			toc->hdr.starting_track) + 1;
426 		while (--entry >= toc->tab) {
427 		    lba2msf(ntohl(entry->addr.lba), &entry->addr.msf.minute,
428 			    &entry->addr.msf.second, &entry->addr.msf.frame);
429 		    entry->addr_type = CD_MSF_FORMAT;
430 		}
431 	    }
432 	    error = copyout(toc->tab + starting_track - toc->hdr.starting_track,
433 			    te->data, len);
434 	    if (te->address_format == CD_MSF_FORMAT)
435 		kfree(toc, M_ACD);
436 	}
437 	break;
438 
439     case CDIOREADTOCENTRY:
440 	{
441 	    struct ioc_read_toc_single_entry *te =
442 		(struct ioc_read_toc_single_entry *)ap->a_data;
443 	    struct toc *toc = &cdp->toc;
444 	    u_char track = te->track;
445 
446 	    if (!toc->hdr.ending_track) {
447 		error = EIO;
448 		break;
449 	    }
450 
451 	    if (te->address_format != CD_MSF_FORMAT &&
452 		te->address_format != CD_LBA_FORMAT) {
453 		error = EINVAL;
454 		break;
455 	    }
456 
457 	    if (!track)
458 		track = toc->hdr.starting_track;
459 	    else if (track == 170)
460 		track = toc->hdr.ending_track + 1;
461 	    else if (track < toc->hdr.starting_track ||
462 		     track > toc->hdr.ending_track + 1) {
463 		error = EINVAL;
464 		break;
465 	    }
466 
467 	    if (te->address_format == CD_MSF_FORMAT) {
468 		struct cd_toc_entry *entry;
469 
470 		/* XXX TGEN Use M_WAITOK, not in intr ctx. */
471 		toc = kmalloc(sizeof(struct toc), M_ACD, M_INTWAIT);
472 		bcopy(&cdp->toc, toc, sizeof(struct toc));
473 		entry = toc->tab + (track - toc->hdr.starting_track);
474 		lba2msf(ntohl(entry->addr.lba), &entry->addr.msf.minute,
475 			&entry->addr.msf.second, &entry->addr.msf.frame);
476 	    }
477 	    bcopy(toc->tab + track - toc->hdr.starting_track,
478 		  &te->entry, sizeof(struct cd_toc_entry));
479 	    if (te->address_format == CD_MSF_FORMAT)
480 		kfree(toc, M_ACD);
481 	}
482 	break;
483 
484 /* XXX TGEN Remove this and the rest of the nocopyout logic? */
485 #if __FreeBSD_version > 600008
486     case CDIOCREADSUBCHANNEL_SYSSPACE:
487 	nocopyout = 1;
488 	/* FALLTHROUGH */
489 
490 #endif
491     case CDIOCREADSUBCHANNEL:
492 	{
493 	    struct ioc_read_subchannel *args =
494 		(struct ioc_read_subchannel *)ap->a_data;
495 	    u_int8_t format;
496 	    int8_t ccb[16] = { ATAPI_READ_SUBCHANNEL, 0, 0x40, 1, 0, 0, 0,
497 			       sizeof(cdp->subchan)>>8, sizeof(cdp->subchan),
498 			       0, 0, 0, 0, 0, 0, 0 };
499 
500 	    if (args->data_len > sizeof(struct cd_sub_channel_info) ||
501 		args->data_len < sizeof(struct cd_sub_channel_header)) {
502 		error = EINVAL;
503 		break;
504 	    }
505 
506 	    format = args->data_format;
507 	    if ((format != CD_CURRENT_POSITION) &&
508 		(format != CD_MEDIA_CATALOG) && (format != CD_TRACK_INFO)) {
509 		error = EINVAL;
510 		break;
511 	    }
512 
513 	    ccb[1] = args->address_format & CD_MSF_FORMAT;
514 
515 	    if ((error = ata_atapicmd(dev, ccb, (caddr_t)&cdp->subchan,
516 				      sizeof(cdp->subchan), ATA_R_READ, 10)))
517 		break;
518 
519 	    if ((format == CD_MEDIA_CATALOG) || (format == CD_TRACK_INFO)) {
520 		if (cdp->subchan.header.audio_status == 0x11) {
521 		    error = EINVAL;
522 		    break;
523 		}
524 
525 		ccb[3] = format;
526 		if (format == CD_TRACK_INFO)
527 		    ccb[6] = args->track;
528 
529 		if ((error = ata_atapicmd(dev, ccb, (caddr_t)&cdp->subchan,
530 					  sizeof(cdp->subchan),ATA_R_READ,10))){
531 		    break;
532 		}
533 	    }
534 	    /* XXX TGEN Remove this and the rest of the nocopyout logic? */
535 	    if (nocopyout == 0) {
536 		error = copyout(&cdp->subchan, args->data, args->data_len);
537 	    } else {
538 		error = 0;
539 		bcopy(&cdp->subchan, args->data, args->data_len);
540 	    }
541 	}
542 	break;
543 
544     case CDIOCPLAYMSF:
545 	{
546 	    struct ioc_play_msf *args = (struct ioc_play_msf *)ap->a_data;
547 
548 	    error =
549 		acd_play(dev,
550 			 msf2lba(args->start_m, args->start_s, args->start_f),
551 			 msf2lba(args->end_m, args->end_s, args->end_f));
552 	}
553 	break;
554 
555     case CDIOCPLAYBLOCKS:
556 	{
557 	    struct ioc_play_blocks *args = (struct ioc_play_blocks *)ap->a_data;
558 
559 	    error = acd_play(dev, args->blk, args->blk + args->len);
560 	}
561 	break;
562 
563     case CDIOCPLAYTRACKS:
564 	{
565 	    struct ioc_play_track *args = (struct ioc_play_track *)ap->a_data;
566 	    int t1, t2;
567 
568 	    if (!cdp->toc.hdr.ending_track) {
569 		error = EIO;
570 		break;
571 	    }
572 	    if (args->end_track < cdp->toc.hdr.ending_track + 1)
573 		++args->end_track;
574 	    if (args->end_track > cdp->toc.hdr.ending_track + 1)
575 		args->end_track = cdp->toc.hdr.ending_track + 1;
576 	    t1 = args->start_track - cdp->toc.hdr.starting_track;
577 	    t2 = args->end_track - cdp->toc.hdr.starting_track;
578 	    if (t1 < 0 || t2 < 0 ||
579 		t1 > (cdp->toc.hdr.ending_track-cdp->toc.hdr.starting_track)) {
580 		error = EINVAL;
581 		break;
582 	    }
583 	    error = acd_play(dev, ntohl(cdp->toc.tab[t1].addr.lba),
584 			     ntohl(cdp->toc.tab[t2].addr.lba));
585 	}
586 	break;
587 
588     case CDIOCGETVOL:
589 	{
590 	    struct ioc_vol *arg = (struct ioc_vol *)ap->a_data;
591 
592 	    if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE,
593 					(caddr_t)&cdp->au, sizeof(cdp->au))))
594 		break;
595 
596 	    if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE) {
597 		error = EIO;
598 		break;
599 	    }
600 	    arg->vol[0] = cdp->au.port[0].volume;
601 	    arg->vol[1] = cdp->au.port[1].volume;
602 	    arg->vol[2] = cdp->au.port[2].volume;
603 	    arg->vol[3] = cdp->au.port[3].volume;
604 	}
605 	break;
606 
607     case CDIOCSETVOL:
608 	{
609 	    struct ioc_vol *arg = (struct ioc_vol *)ap->a_data;
610 
611 	    if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE,
612 					(caddr_t)&cdp->au, sizeof(cdp->au))))
613 		break;
614 	    if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE) {
615 		error = EIO;
616 		break;
617 	    }
618 	    if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE_MASK,
619 					(caddr_t)&cdp->aumask,
620 					sizeof(cdp->aumask))))
621 		break;
622 	    cdp->au.data_length = 0;
623 	    cdp->au.port[0].channels = CHANNEL_0;
624 	    cdp->au.port[1].channels = CHANNEL_1;
625 	    cdp->au.port[0].volume = arg->vol[0] & cdp->aumask.port[0].volume;
626 	    cdp->au.port[1].volume = arg->vol[1] & cdp->aumask.port[1].volume;
627 	    cdp->au.port[2].volume = arg->vol[2] & cdp->aumask.port[2].volume;
628 	    cdp->au.port[3].volume = arg->vol[3] & cdp->aumask.port[3].volume;
629 	    error =  acd_mode_select(dev, (caddr_t)&cdp->au, sizeof(cdp->au));
630 	}
631 	break;
632 
633     case CDIOCSETPATCH:
634 	{
635 	    struct ioc_patch *arg = (struct ioc_patch *)ap->a_data;
636 
637 	    error = acd_setchan(dev, arg->patch[0], arg->patch[1],
638 				arg->patch[2], arg->patch[3]);
639 	}
640 	break;
641 
642     case CDIOCSETMONO:
643 	error = acd_setchan(dev, CHANNEL_0|CHANNEL_1, CHANNEL_0|CHANNEL_1, 0,0);
644 	break;
645 
646     case CDIOCSETSTEREO:
647 	error = acd_setchan(dev, CHANNEL_0, CHANNEL_1, 0, 0);
648 	break;
649 
650     case CDIOCSETMUTE:
651 	error = acd_setchan(dev, 0, 0, 0, 0);
652 	break;
653 
654     case CDIOCSETLEFT:
655 	error = acd_setchan(dev, CHANNEL_0, CHANNEL_0, 0, 0);
656 	break;
657 
658     case CDIOCSETRIGHT:
659 	error = acd_setchan(dev, CHANNEL_1, CHANNEL_1, 0, 0);
660 	break;
661 
662     case CDRIOCBLANK:
663 	error = acd_blank(dev, (*(int *)ap->a_data));
664 	break;
665 
666     case CDRIOCNEXTWRITEABLEADDR:
667 	{
668 	    struct acd_track_info track_info;
669 
670 	    if ((error = acd_read_track_info(dev, 0xff, &track_info)))
671 		break;
672 
673 	    if (!track_info.nwa_valid) {
674 		error = EINVAL;
675 		break;
676 	    }
677 	    *(int*)ap->a_data = track_info.next_writeable_addr;
678 	}
679 	break;
680 
681     case CDRIOCINITWRITER:
682 	error = acd_init_writer(dev, (*(int *)ap->a_data));
683 	break;
684 
685     case CDRIOCINITTRACK:
686 	error = acd_init_track(dev, (struct cdr_track *)ap->a_data);
687 	break;
688 
689     case CDRIOCFLUSH:
690 	error = acd_flush(dev);
691 	break;
692 
693     case CDRIOCFIXATE:
694 	error = acd_fixate(dev, (*(int *)ap->a_data));
695 	break;
696 
697     case CDRIOCREADSPEED:
698 	{
699 	    int speed = *(int *)ap->a_data;
700 
701 	    /* Preserve old behavior: units in multiples of CDROM speed */
702 	    if (speed < 177)
703 		speed *= 177;
704 	    error = acd_set_speed(dev, speed, CDR_MAX_SPEED);
705 	}
706 	break;
707 
708     case CDRIOCWRITESPEED:
709 	{
710 	    int speed = *(int *)ap->a_data;
711 
712 	    if (speed < 177)
713 		speed *= 177;
714 	    error = acd_set_speed(dev, CDR_MAX_SPEED, speed);
715 	}
716 	break;
717 
718     case CDRIOCGETBLOCKSIZE:
719 	*(int *)ap->a_data = cdp->block_size;
720 	break;
721 
722     case CDRIOCSETBLOCKSIZE:
723 	cdp->block_size = *(int *)ap->a_data;
724 	acd_set_ioparm(dev);
725 	break;
726 
727     case CDRIOCGETPROGRESS:
728 	error = acd_get_progress(dev, (int *)ap->a_data);
729 	break;
730 
731     case CDRIOCSENDCUE:
732 	error = acd_send_cue(dev, (struct cdr_cuesheet *)ap->a_data);
733 	break;
734 
735 #ifdef ACD_CDR_FORMAT
736     case CDRIOCREADFORMATCAPS:
737 	error = acd_read_format_caps(dev,
738 			(struct cdr_format_capacities *)ap->a_data);
739 	break;
740 
741     case CDRIOCFORMAT:
742 	error = acd_format(dev, (struct cdr_format_params *)ap->a_data);
743 	break;
744 #endif /* ACD_CDR_FORMAT */
745 
746     case DVDIOCREPORTKEY:
747 	if (cdp->cap.media & MST_READ_DVDROM)
748 	    error = acd_report_key(dev, (struct dvd_authinfo *)ap->a_data);
749 	else
750 	    error = EINVAL;
751 	break;
752 
753     case DVDIOCSENDKEY:
754 	if (cdp->cap.media & MST_READ_DVDROM)
755 	    error = acd_send_key(dev, (struct dvd_authinfo *)ap->a_data);
756 	else
757 	    error = EINVAL;
758 	break;
759 
760     case DVDIOCREADSTRUCTURE:
761 	if (cdp->cap.media & MST_READ_DVDROM)
762 	    error = acd_read_structure(dev, (struct dvd_struct *)ap->a_data);
763 	else
764 	    error = EINVAL;
765 	break;
766 
767     default:
768 	error = ata_device_ioctl(dev, ap->a_cmd, ap->a_data);
769     }
770     return error;
771 }
772 
773 static int
774 acd_strategy(struct dev_strategy_args *ap)
775 {
776     device_t dev = ap->a_head.a_dev->si_drv1;
777     struct bio *bp = ap->a_bio;
778     struct buf *bbp = bp->bio_buf;
779 /*    struct ata_device *atadev = device_get_softc(dev);*/
780     struct acd_softc *cdp = device_get_ivars(dev);
781     cdev_t cdev = cdp->cdev;
782 
783     if (bbp->b_cmd != BUF_CMD_READ && bbp->b_cmd != BUF_CMD_WRITE) {
784 	bbp->b_flags |= B_ERROR;
785 	bbp->b_error = EOPNOTSUPP;
786 	biodone(bp);
787 	return 0;
788     }
789 
790     if (bbp->b_cmd == BUF_CMD_READ && cdp->disk_size == -1) {
791 	bbp->b_flags |= B_ERROR;
792 	bbp->b_error = EIO;
793 	biodone(bp);
794 	return 0;
795     }
796 
797     KASSERT(bbp->b_bcount != 0, ("acd_strategy: 0-length I/O"));
798 
799     bp->bio_driver_info = cdev;
800     bbp->b_resid = bbp->b_bcount;
801 
802     acd_start(dev, bp);
803     return 0;
804 }
805 
806 /* XXX TGEN Collapse this with acd_strategy()? */
807 static void
808 acd_start(device_t dev, struct bio *bp)
809 {
810     struct buf *bbp = bp->bio_buf;
811     struct ata_device *atadev = device_get_softc(dev);
812     struct acd_softc *cdp = device_get_ivars(dev);
813     struct ata_request *request;
814     cdev_t cdev;
815     u_int32_t lba, lastlba, count;
816     int8_t ccb[16];
817     int track, blocksize;
818 
819     cdev = bp->bio_driver_info;
820 
821     /* reject all queued entries if media changed */
822     if (atadev->flags & ATA_D_MEDIA_CHANGED) {
823 	bbp->b_flags |= B_ERROR;
824 	bbp->b_error = EIO;
825 	biodone(bp);
826 	return;
827     }
828 
829     bzero(ccb, sizeof(ccb));
830 
831     /*
832      * Special track access is via bio_offset (128-255), and direct
833      * raw access via 128, else normal accesses.
834      */
835     track = (bp->bio_offset >> 56) & 127;
836 
837     if (track) {
838 	if (track > MAXTRK) {
839 	    bbp->b_flags |= B_ERROR;
840 	    bbp->b_error = EIO;
841 	    biodone(bp);
842 	    return;
843 	}
844 	blocksize = (cdp->toc.tab[track - 1].control & 4) ? 2048 : 2352;
845 	lastlba = ntohl(cdp->toc.tab[track].addr.lba);
846 	lba = (bp->bio_offset & 0x00FFFFFFFFFFFFFFULL) / blocksize;
847 	lba += ntohl(cdp->toc.tab[track - 1].addr.lba);
848     }
849     else {
850 	blocksize = cdp->block_size;
851 	lastlba = cdp->disk_size;
852 	lba = (bp->bio_offset & 0x00FFFFFFFFFFFFFFULL) / blocksize;
853     }
854 
855     count = bbp->b_bcount / blocksize;
856     KASSERT(count != 0, ("acd_strategy: 0-length I/O %d bytes vs %d blksize",
857 		bbp->b_bcount, blocksize));
858 
859     if (bbp->b_cmd == BUF_CMD_READ) {
860 	/* if transfer goes beyond range adjust it to be within limits */
861 	if (lba + count > lastlba) {
862 	    /* if we are entirely beyond EOM return EOF */
863 	    if (lastlba <= lba) {
864 		bbp->b_resid = bbp->b_bcount;
865 		biodone(bp);
866 		return;
867 	    }
868 	    count = lastlba - lba;
869 	}
870 	switch (blocksize) {
871 	case 2048:
872 	    ccb[0] = ATAPI_READ_BIG;
873 	    break;
874 
875 	case 2352:
876 	    ccb[0] = ATAPI_READ_CD;
877 	    ccb[9] = 0xf8;
878 	    break;
879 
880 	default:
881 	    ccb[0] = ATAPI_READ_CD;
882 	    ccb[9] = 0x10;
883 	}
884     }
885     else
886 	ccb[0] = ATAPI_WRITE_BIG;
887 
888     ccb[1] = 0;
889     ccb[2] = lba>>24;
890     ccb[3] = lba>>16;
891     ccb[4] = lba>>8;
892     ccb[5] = lba;
893     ccb[6] = count>>16;
894     ccb[7] = count>>8;
895     ccb[8] = count;
896 
897     if (!(request = ata_alloc_request())) {
898 	bbp->b_flags |= B_ERROR;
899 	bbp->b_error = ENOMEM;
900 	biodone(bp);
901 	return;
902     }
903     request->dev = dev;
904     request->bio = bp;
905     bcopy(ccb, request->u.atapi.ccb,
906 	  (atadev->param.config & ATA_PROTO_MASK) ==
907 	  ATA_PROTO_ATAPI_12 ? 16 : 12);
908     request->data = bbp->b_data;
909     request->bytecount = count * blocksize;
910     request->transfersize = min(request->bytecount, 65534);
911     request->timeout = (ccb[0] == ATAPI_WRITE_BIG) ? 60 : 30;
912     request->retries = 2;
913     request->callback = acd_done;
914     request->flags = ATA_R_ATAPI;
915     if (atadev->mode >= ATA_DMA)
916 	request->flags |= ATA_R_DMA;
917     switch (bbp->b_cmd) {
918     case BUF_CMD_READ:
919 	request->flags |= ATA_R_READ;
920 	break;
921     case BUF_CMD_WRITE:
922 	request->flags |= ATA_R_WRITE;
923 	break;
924     default:
925 	device_printf(dev, "unknown BUF operation\n");
926 	ata_free_request(request);
927 	bbp->b_flags |= B_ERROR;
928 	bbp->b_error = EIO;
929 	biodone(bp);
930 	return;
931     }
932     devstat_start_transaction(&cdp->stats);
933     ata_queue_request(request);
934 }
935 
936 static void
937 acd_done(struct ata_request *request)
938 {
939     struct acd_softc *cdp = device_get_ivars(request->dev);
940     struct bio *bp = request->bio;
941     struct buf *bbp = bp->bio_buf;
942 
943     /* finish up transfer */
944     if ((bbp->b_error = request->result))
945 	bbp->b_flags |= B_ERROR;
946     bbp->b_resid = bbp->b_bcount - request->donecount;
947     devstat_end_transaction_buf(&cdp->stats, bbp);
948     biodone(bp);
949     ata_free_request(request);
950 }
951 
952 static void
953 acd_set_ioparm(device_t dev)
954 {
955     struct ata_channel *ch = device_get_softc(device_get_parent(dev));
956     struct acd_softc *cdp = device_get_ivars(dev);
957     struct disk_info info;
958 
959     if (ch->dma)
960 	cdp->iomax = min(ch->dma->max_iosize, 65534);
961     else
962 	cdp->iomax = min(DFLTPHYS, 65534);
963 
964     cdp->cdev->si_iosize_max = (cdp->iomax / cdp->block_size) * cdp->block_size;
965     cdp->cdev->si_bsize_phys = cdp->block_size;
966     bzero(&info, sizeof(info));
967     info.d_media_blksize = cdp->block_size;
968     info.d_media_blocks = (cdp->disk_size == -1) ? 0 : cdp->disk_size;
969     info.d_secpertrack = 100;
970     info.d_nheads = 1;
971     info.d_ncylinders = cdp->disk_size / info.d_secpertrack / info.d_nheads + 1;
972     info.d_secpercyl = info.d_secpertrack * info.d_nheads;
973     info.d_dsflags = DSO_ONESLICE | DSO_COMPATLABEL | DSO_COMPATPARTA |
974 		     DSO_RAWEXTENSIONS;
975     disk_setdiskinfo(&cdp->disk, &info);
976 
977 }
978 
979 static void
980 lba2msf(u_int32_t lba, u_int8_t *m, u_int8_t *s, u_int8_t *f)
981 {
982     lba += 150;
983     lba &= 0xffffff;
984     *m = lba / (60 * 75);
985     lba %= (60 * 75);
986     *s = lba / 75;
987     *f = lba % 75;
988 }
989 
990 static u_int32_t
991 msf2lba(u_int8_t m, u_int8_t s, u_int8_t f)
992 {
993     return (m * 60 + s) * 75 + f - 150;
994 }
995 
996 static void
997 acd_read_toc(device_t dev)
998 {
999     struct ata_device *atadev = device_get_softc(dev);
1000     struct acd_softc *cdp = device_get_ivars(dev);
1001     struct acd_tracknode *tracknode;
1002     u_int32_t sizes[2];
1003     int8_t ccb[16];
1004     int track, ntracks, len;
1005 
1006     atadev->flags &= ~ATA_D_MEDIA_CHANGED;
1007     bzero(&cdp->toc, sizeof(cdp->toc));
1008 
1009     if (acd_test_ready(dev))
1010 	return;
1011 
1012     bzero(ccb, sizeof(ccb));
1013     len = sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry);
1014     ccb[0] = ATAPI_READ_TOC;
1015     ccb[7] = len>>8;
1016     ccb[8] = len;
1017     if (ata_atapicmd(dev, ccb, (caddr_t)&cdp->toc, len,
1018 		     ATA_R_READ | ATA_R_QUIET, 30)) {
1019 	bzero(&cdp->toc, sizeof(cdp->toc));
1020 	return;
1021     }
1022     ntracks = cdp->toc.hdr.ending_track - cdp->toc.hdr.starting_track + 1;
1023     if (ntracks <= 0 || ntracks > MAXTRK) {
1024 	bzero(&cdp->toc, sizeof(cdp->toc));
1025 	return;
1026     }
1027 
1028     len = sizeof(struct ioc_toc_header)+(ntracks+1)*sizeof(struct cd_toc_entry);
1029     bzero(ccb, sizeof(ccb));
1030     ccb[0] = ATAPI_READ_TOC;
1031     ccb[7] = len>>8;
1032     ccb[8] = len;
1033     if (ata_atapicmd(dev, ccb, (caddr_t)&cdp->toc, len,
1034 		     ATA_R_READ | ATA_R_QUIET, 30)) {
1035 	bzero(&cdp->toc, sizeof(cdp->toc));
1036 	return;
1037     }
1038     cdp->toc.hdr.len = ntohs(cdp->toc.hdr.len);
1039 
1040     cdp->block_size = (cdp->toc.tab[0].control & 4) ? 2048 : 2352;
1041     bzero(ccb, sizeof(ccb));
1042     ccb[0] = ATAPI_READ_CAPACITY;
1043     if (ata_atapicmd(dev, ccb, (caddr_t)sizes, sizeof(sizes),
1044 		     ATA_R_READ | ATA_R_QUIET, 30)) {
1045 	bzero(&cdp->toc, sizeof(cdp->toc));
1046 	return;
1047     }
1048     cdp->disk_size = ntohl(sizes[0]) + 1;
1049     acd_set_ioparm(dev);
1050 
1051     for (track = 1; track <= ntracks; track ++) {
1052 	if (cdp->track[track] != NULL)
1053 	    continue;
1054 #if 0
1055 	tracknode = acd_make_tracknode(dev, track);
1056 #endif
1057 	tracknode = NULL;
1058 	cdp->track[track] = tracknode;
1059     }
1060     for (; track < MAXTRK; track ++) {
1061 	if (cdp->track[track] == NULL)
1062 	    continue;
1063 	acd_destroy_tracknode(dev, track);
1064 	cdp->track[track] = NULL;
1065     }
1066 
1067 #ifdef ACD_DEBUG
1068     if (cdp->disk_size && cdp->toc.hdr.ending_track) {
1069 	device_printf(dev, "(%d sectors (%d bytes)), %d tracks ",
1070 		      cdp->disk_size, cdp->block_size,
1071 		      cdp->toc.hdr.ending_track-cdp->toc.hdr.starting_track+1);
1072 	if (cdp->toc.tab[0].control & 4)
1073 	    kprintf("%dMB\n", cdp->disk_size * cdp->block_size / 1048576);
1074 	else
1075 	    kprintf("%d:%d audio\n",
1076 		   cdp->disk_size / 75 / 60, cdp->disk_size / 75 % 60);
1077     }
1078 #endif
1079 }
1080 
1081 /*
1082  * Makes a new device node for the numbered track and returns a struct
1083  * acd_tracknode pointer to be included in the list of tracks available on the
1084  * medium.
1085  */
1086 
1087 #if 0
1088 
1089 static struct acd_tracknode *
1090 acd_make_tracknode(device_t dev, int track)
1091 {
1092     struct acd_softc *cdp = device_get_ivars(dev);
1093     struct acd_tracknode *tracknode;
1094     char name[16];
1095 
1096     ksprintf(name, "acd%dt%d", device_get_unit(dev), track);
1097     tracknode = kmalloc(sizeof(struct acd_tracknode), M_ACD, M_WAITOK | M_ZERO);
1098     tracknode->cdev = make_dev(&acd_ops, (device_get_unit(dev) << 3) |
1099 			      (track << 16), UID_ROOT, GID_OPERATOR, 0644,
1100 			      name, NULL);
1101     tracknode->cdev->si_drv1 = cdp->cdev->si_drv1;
1102     reference_dev(tracknode->cdev);
1103     return tracknode;
1104 }
1105 
1106 #endif
1107 
1108 /*
1109  * Destroys the device node of a numbered track and frees the related struct
1110  * acd_tracknode. It could be done just in acd_read_toc(), but it's nice to
1111  * have a complementary function to acd_make_tracknode().
1112  */
1113 static void
1114 acd_destroy_tracknode(device_t dev, int track)
1115 {
1116     struct acd_softc *cdp = device_get_ivars(dev);
1117     struct acd_tracknode *tracknode;
1118 
1119     tracknode = cdp->track[track];
1120     destroy_dev(tracknode->cdev);
1121     kfree(tracknode, M_ACD);
1122 }
1123 
1124 static int
1125 acd_play(device_t dev, int start, int end)
1126 {
1127     int8_t ccb[16];
1128 
1129     bzero(ccb, sizeof(ccb));
1130     ccb[0] = ATAPI_PLAY_MSF;
1131     lba2msf(start, &ccb[3], &ccb[4], &ccb[5]);
1132     lba2msf(end, &ccb[6], &ccb[7], &ccb[8]);
1133     return ata_atapicmd(dev, ccb, NULL, 0, 0, 10);
1134 }
1135 
1136 static int
1137 acd_setchan(device_t dev, u_int8_t c0, u_int8_t c1, u_int8_t c2, u_int8_t c3)
1138 {
1139     struct acd_softc *cdp = device_get_ivars(dev);
1140     int error;
1141 
1142     if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE, (caddr_t)&cdp->au,
1143 				sizeof(cdp->au))))
1144 	return error;
1145     if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE)
1146 	return EIO;
1147     cdp->au.data_length = 0;
1148     cdp->au.port[0].channels = c0;
1149     cdp->au.port[1].channels = c1;
1150     cdp->au.port[2].channels = c2;
1151     cdp->au.port[3].channels = c3;
1152     return acd_mode_select(dev, (caddr_t)&cdp->au, sizeof(cdp->au));
1153 }
1154 
1155 static int
1156 acd_init_writer(device_t dev, int test_write)
1157 {
1158     int8_t ccb[16];
1159 
1160     bzero(ccb, sizeof(ccb));
1161     ccb[0] = ATAPI_REZERO;
1162     ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 60);
1163     ccb[0] = ATAPI_SEND_OPC_INFO;
1164     ccb[1] = 0x01;
1165     ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 30);
1166     return 0;
1167 }
1168 
1169 static int
1170 acd_fixate(device_t dev, int multisession)
1171 {
1172     struct acd_softc *cdp = device_get_ivars(dev);
1173     int8_t ccb[16] = { ATAPI_CLOSE_TRACK, 0x01, 0x02, 0, 0, 0, 0, 0,
1174 		       0, 0, 0, 0, 0, 0, 0, 0 };
1175     int timeout = 5*60*2;
1176     int error, dummy;
1177     struct write_param param;
1178 
1179     if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1180 				(caddr_t)&param, sizeof(param))))
1181 	return error;
1182 
1183     param.data_length = 0;
1184     if (multisession)
1185 	param.session_type = CDR_SESS_MULTI;
1186     else
1187 	param.session_type = CDR_SESS_NONE;
1188 
1189     if ((error = acd_mode_select(dev, (caddr_t)&param, param.page_length + 10)))
1190 	return error;
1191 
1192     error = ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1193     if (error)
1194 	return error;
1195 
1196     /* some drives just return ready, wait for the expected fixate time */
1197     if ((error = acd_test_ready(dev)) != EBUSY) {
1198 	timeout = timeout / (cdp->cap.cur_write_speed / 177);
1199 	tsleep(&error, 0, "acdfix", timeout * hz / 2);
1200 	return acd_test_ready(dev);
1201     }
1202 
1203     while (timeout-- > 0) {
1204 	if ((error = acd_get_progress(dev, &dummy)))
1205 	    return error;
1206 	if ((error = acd_test_ready(dev)) != EBUSY)
1207 	    return error;
1208 	tsleep(&error, 0, "acdcld", hz / 2);
1209     }
1210     return EIO;
1211 }
1212 
1213 static int
1214 acd_init_track(device_t dev, struct cdr_track *track)
1215 {
1216     struct acd_softc *cdp = device_get_ivars(dev);
1217     struct write_param param;
1218     int error;
1219 
1220     if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1221 				(caddr_t)&param, sizeof(param))))
1222 	return error;
1223 
1224     param.data_length = 0;
1225     param.page_code = ATAPI_CDROM_WRITE_PARAMETERS_PAGE;
1226     param.page_length = 0x32;
1227     param.test_write = track->test_write ? 1 : 0;
1228     param.write_type = CDR_WTYPE_TRACK;
1229     param.session_type = CDR_SESS_NONE;
1230     param.fp = 0;
1231     param.packet_size = 0;
1232 
1233     if (cdp->cap.capabilities & MST_BURNPROOF)
1234 	param.burnproof = 1;
1235 
1236     switch (track->datablock_type) {
1237 
1238     case CDR_DB_RAW:
1239 	if (track->preemp)
1240 	    param.track_mode = CDR_TMODE_AUDIO_PREEMP;
1241 	else
1242 	    param.track_mode = CDR_TMODE_AUDIO;
1243 	cdp->block_size = 2352;
1244 	param.datablock_type = CDR_DB_RAW;
1245 	param.session_format = CDR_SESS_CDROM;
1246 	break;
1247 
1248     case CDR_DB_ROM_MODE1:
1249 	cdp->block_size = 2048;
1250 	param.track_mode = CDR_TMODE_DATA;
1251 	param.datablock_type = CDR_DB_ROM_MODE1;
1252 	param.session_format = CDR_SESS_CDROM;
1253 	break;
1254 
1255     case CDR_DB_ROM_MODE2:
1256 	cdp->block_size = 2336;
1257 	param.track_mode = CDR_TMODE_DATA;
1258 	param.datablock_type = CDR_DB_ROM_MODE2;
1259 	param.session_format = CDR_SESS_CDROM;
1260 	break;
1261 
1262     case CDR_DB_XA_MODE1:
1263 	cdp->block_size = 2048;
1264 	param.track_mode = CDR_TMODE_DATA;
1265 	param.datablock_type = CDR_DB_XA_MODE1;
1266 	param.session_format = CDR_SESS_CDROM_XA;
1267 	break;
1268 
1269     case CDR_DB_XA_MODE2_F1:
1270 	cdp->block_size = 2056;
1271 	param.track_mode = CDR_TMODE_DATA;
1272 	param.datablock_type = CDR_DB_XA_MODE2_F1;
1273 	param.session_format = CDR_SESS_CDROM_XA;
1274 	break;
1275 
1276     case CDR_DB_XA_MODE2_F2:
1277 	cdp->block_size = 2324;
1278 	param.track_mode = CDR_TMODE_DATA;
1279 	param.datablock_type = CDR_DB_XA_MODE2_F2;
1280 	param.session_format = CDR_SESS_CDROM_XA;
1281 	break;
1282 
1283     case CDR_DB_XA_MODE2_MIX:
1284 	cdp->block_size = 2332;
1285 	param.track_mode = CDR_TMODE_DATA;
1286 	param.datablock_type = CDR_DB_XA_MODE2_MIX;
1287 	param.session_format = CDR_SESS_CDROM_XA;
1288 	break;
1289     }
1290     acd_set_ioparm(dev);
1291     return acd_mode_select(dev, (caddr_t)&param, param.page_length + 10);
1292 }
1293 
1294 static int
1295 acd_flush(device_t dev)
1296 {
1297     int8_t ccb[16] = { ATAPI_SYNCHRONIZE_CACHE, 0, 0, 0, 0, 0, 0, 0,
1298 		       0, 0, 0, 0, 0, 0, 0, 0 };
1299 
1300     return ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 60);
1301 }
1302 
1303 static int
1304 acd_read_track_info(device_t dev, int32_t lba, struct acd_track_info *info)
1305 {
1306     int8_t ccb[16] = { ATAPI_READ_TRACK_INFO, 1,
1307 		       lba>>24, lba>>16, lba>>8, lba, 0,
1308 		       sizeof(*info)>>8, sizeof(*info),
1309 		       0, 0, 0, 0, 0, 0, 0 };
1310     int error;
1311 
1312     if ((error = ata_atapicmd(dev, ccb, (caddr_t)info, sizeof(*info),
1313 			      ATA_R_READ, 30)))
1314 	return error;
1315     info->track_start_addr = ntohl(info->track_start_addr);
1316     info->next_writeable_addr = ntohl(info->next_writeable_addr);
1317     info->free_blocks = ntohl(info->free_blocks);
1318     info->fixed_packet_size = ntohl(info->fixed_packet_size);
1319     info->track_length = ntohl(info->track_length);
1320     return 0;
1321 }
1322 
1323 static int
1324 acd_get_progress(device_t dev, int *finished)
1325 {
1326     int8_t ccb[16] = { ATAPI_READ_CAPACITY, 0, 0, 0, 0, 0, 0, 0,
1327 		       0, 0, 0, 0, 0, 0, 0, 0 };
1328     struct ata_request *request;
1329     int8_t dummy[8];
1330 
1331     if (!(request = ata_alloc_request()))
1332 	return ENOMEM;
1333 
1334     request->dev = dev;
1335     bcopy(ccb, request->u.atapi.ccb, 16);
1336     request->data = dummy;
1337     request->bytecount = sizeof(dummy);
1338     request->transfersize = min(request->bytecount, 65534);
1339     request->flags = ATA_R_ATAPI | ATA_R_READ;
1340     request->timeout = 30;
1341     ata_queue_request(request);
1342     if (!request->error && request->u.atapi.sense.error & ATA_SENSE_VALID)
1343 	*finished = ((request->u.atapi.sense.specific2 |
1344 		     (request->u.atapi.sense.specific1 << 8)) * 100) / 65535;
1345     else
1346 	*finished = 0;
1347     ata_free_request(request);
1348     return 0;
1349 }
1350 
1351 static int
1352 acd_send_cue(device_t dev, struct cdr_cuesheet *cuesheet)
1353 {
1354     struct acd_softc *cdp = device_get_ivars(dev);
1355     struct write_param param;
1356     int8_t ccb[16] = { ATAPI_SEND_CUE_SHEET, 0, 0, 0, 0, 0,
1357 		       cuesheet->len>>16, cuesheet->len>>8, cuesheet->len,
1358 		       0, 0, 0, 0, 0, 0, 0 };
1359     int8_t *buffer;
1360     int32_t error;
1361 
1362     if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
1363 				(caddr_t)&param, sizeof(param))))
1364 	return error;
1365 
1366     param.data_length = 0;
1367     param.page_code = ATAPI_CDROM_WRITE_PARAMETERS_PAGE;
1368     param.page_length = 0x32;
1369     param.test_write = cuesheet->test_write ? 1 : 0;
1370     param.write_type = CDR_WTYPE_SESSION;
1371     param.session_type = cuesheet->session_type;
1372     param.fp = 0;
1373     param.packet_size = 0;
1374     param.track_mode = CDR_TMODE_AUDIO;
1375     param.datablock_type = CDR_DB_RAW;
1376     param.session_format = cuesheet->session_format;
1377     if (cdp->cap.capabilities & MST_BURNPROOF)
1378 	param.burnproof = 1;
1379 
1380     if ((error = acd_mode_select(dev, (caddr_t)&param, param.page_length + 10)))
1381 	return error;
1382 
1383     if (!(buffer = kmalloc(cuesheet->len, M_ACD, M_WAITOK | M_NULLOK)))
1384 	return ENOMEM;
1385 
1386     if (!(error = copyin(cuesheet->entries, buffer, cuesheet->len)))
1387 	error = ata_atapicmd(dev, ccb, buffer, cuesheet->len, 0, 30);
1388     kfree(buffer, M_ACD);
1389     return error;
1390 }
1391 
1392 static int
1393 acd_report_key(device_t dev, struct dvd_authinfo *ai)
1394 {
1395     struct dvd_miscauth *d = NULL;
1396     u_int32_t lba = 0;
1397     int16_t length;
1398     int8_t ccb[16];
1399     int error;
1400 
1401     switch (ai->format) {
1402     case DVD_REPORT_AGID:
1403     case DVD_REPORT_ASF:
1404     case DVD_REPORT_RPC:
1405 	length = 8;
1406 	break;
1407     case DVD_REPORT_KEY1:
1408 	length = 12;
1409 	break;
1410     case DVD_REPORT_TITLE_KEY:
1411 	length = 12;
1412 	lba = ai->lba;
1413 	break;
1414     case DVD_REPORT_CHALLENGE:
1415 	length = 16;
1416 	break;
1417     case DVD_INVALIDATE_AGID:
1418 	length = 0;
1419 	break;
1420     default:
1421 	return EINVAL;
1422     }
1423 
1424     bzero(ccb, sizeof(ccb));
1425     ccb[0] = ATAPI_REPORT_KEY;
1426     ccb[2] = (lba >> 24) & 0xff;
1427     ccb[3] = (lba >> 16) & 0xff;
1428     ccb[4] = (lba >> 8) & 0xff;
1429     ccb[5] = lba & 0xff;
1430     ccb[8] = (length >> 8) & 0xff;
1431     ccb[9] = length & 0xff;
1432     ccb[10] = (ai->agid << 6) | ai->format;
1433 
1434     if (length) {
1435 	d = kmalloc(length, M_ACD, M_WAITOK | M_ZERO);
1436 	d->length = htons(length - 2);
1437     }
1438 
1439     error = ata_atapicmd(dev, ccb, (caddr_t)d, length,
1440 			 ai->format == DVD_INVALIDATE_AGID ? 0 : ATA_R_READ,10);
1441     if (error) {
1442 	if (length)
1443 	    kfree(d, M_ACD);
1444 	return error;
1445     }
1446 
1447     switch (ai->format) {
1448     case DVD_REPORT_AGID:
1449 	ai->agid = d->data[3] >> 6;
1450 	break;
1451 
1452     case DVD_REPORT_CHALLENGE:
1453 	bcopy(&d->data[0], &ai->keychal[0], 10);
1454 	break;
1455 
1456     case DVD_REPORT_KEY1:
1457 	bcopy(&d->data[0], &ai->keychal[0], 5);
1458 	break;
1459 
1460     case DVD_REPORT_TITLE_KEY:
1461 	ai->cpm = (d->data[0] >> 7);
1462 	ai->cp_sec = (d->data[0] >> 6) & 0x1;
1463 	ai->cgms = (d->data[0] >> 4) & 0x3;
1464 	bcopy(&d->data[1], &ai->keychal[0], 5);
1465 	break;
1466 
1467     case DVD_REPORT_ASF:
1468 	ai->asf = d->data[3] & 1;
1469 	break;
1470 
1471     case DVD_REPORT_RPC:
1472 	ai->reg_type = (d->data[0] >> 6);
1473 	ai->vend_rsts = (d->data[0] >> 3) & 0x7;
1474 	ai->user_rsts = d->data[0] & 0x7;
1475 	ai->region = d->data[1];
1476 	ai->rpc_scheme = d->data[2];
1477 	break;
1478 
1479     case DVD_INVALIDATE_AGID:
1480 	break;
1481 
1482     default:
1483 	error = EINVAL;
1484     }
1485     if (length)
1486 	kfree(d, M_ACD);
1487     return error;
1488 }
1489 
1490 static int
1491 acd_send_key(device_t dev, struct dvd_authinfo *ai)
1492 {
1493     struct dvd_miscauth *d;
1494     int16_t length;
1495     int8_t ccb[16];
1496     int error;
1497 
1498     switch (ai->format) {
1499     case DVD_SEND_CHALLENGE:
1500 	length = 16;
1501 	d = kmalloc(length, M_ACD, M_WAITOK | M_ZERO);
1502 	bcopy(ai->keychal, &d->data[0], 10);
1503 	break;
1504 
1505     case DVD_SEND_KEY2:
1506 	length = 12;
1507 	d = kmalloc(length, M_ACD, M_WAITOK | M_ZERO);
1508 	bcopy(&ai->keychal[0], &d->data[0], 5);
1509 	break;
1510 
1511     case DVD_SEND_RPC:
1512 	length = 8;
1513 	d = kmalloc(length, M_ACD, M_WAITOK | M_ZERO);
1514 	d->data[0] = ai->region;
1515 	break;
1516 
1517     default:
1518 	return EINVAL;
1519     }
1520 
1521     bzero(ccb, sizeof(ccb));
1522     ccb[0] = ATAPI_SEND_KEY;
1523     ccb[8] = (length >> 8) & 0xff;
1524     ccb[9] = length & 0xff;
1525     ccb[10] = (ai->agid << 6) | ai->format;
1526     d->length = htons(length - 2);
1527     error = ata_atapicmd(dev, ccb, (caddr_t)d, length, 0, 10);
1528     kfree(d, M_ACD);
1529     return error;
1530 }
1531 
1532 static int
1533 acd_read_structure(device_t dev, struct dvd_struct *s)
1534 {
1535     struct dvd_miscauth *d;
1536     u_int16_t length;
1537     int8_t ccb[16];
1538     int error = 0;
1539 
1540     switch(s->format) {
1541     case DVD_STRUCT_PHYSICAL:
1542 	length = 21;
1543 	break;
1544 
1545     case DVD_STRUCT_COPYRIGHT:
1546 	length = 8;
1547 	break;
1548 
1549     case DVD_STRUCT_DISCKEY:
1550 	length = 2052;
1551 	break;
1552 
1553     case DVD_STRUCT_BCA:
1554 	length = 192;
1555 	break;
1556 
1557     case DVD_STRUCT_MANUFACT:
1558 	length = 2052;
1559 	break;
1560 
1561     case DVD_STRUCT_DDS:
1562     case DVD_STRUCT_PRERECORDED:
1563     case DVD_STRUCT_UNIQUEID:
1564     case DVD_STRUCT_LIST:
1565     case DVD_STRUCT_CMI:
1566     case DVD_STRUCT_RMD_LAST:
1567     case DVD_STRUCT_RMD_RMA:
1568     case DVD_STRUCT_DCB:
1569 	return ENOSYS;
1570 
1571     default:
1572 	return EINVAL;
1573     }
1574 
1575     d = kmalloc(length, M_ACD, M_WAITOK | M_ZERO);
1576     d->length = htons(length - 2);
1577 
1578     bzero(ccb, sizeof(ccb));
1579     ccb[0] = ATAPI_READ_STRUCTURE;
1580     ccb[6] = s->layer_num;
1581     ccb[7] = s->format;
1582     ccb[8] = (length >> 8) & 0xff;
1583     ccb[9] = length & 0xff;
1584     ccb[10] = s->agid << 6;
1585     error = ata_atapicmd(dev, ccb, (caddr_t)d, length, ATA_R_READ, 30);
1586     if (error) {
1587 	kfree(d, M_ACD);
1588 	return error;
1589     }
1590 
1591     switch (s->format) {
1592     case DVD_STRUCT_PHYSICAL: {
1593 	struct dvd_layer *layer = (struct dvd_layer *)&s->data[0];
1594 
1595 	layer->book_type = d->data[0] >> 4;
1596 	layer->book_version = d->data[0] & 0xf;
1597 	layer->disc_size = d->data[1] >> 4;
1598 	layer->max_rate = d->data[1] & 0xf;
1599 	layer->nlayers = (d->data[2] >> 5) & 3;
1600 	layer->track_path = (d->data[2] >> 4) & 1;
1601 	layer->layer_type = d->data[2] & 0xf;
1602 	layer->linear_density = d->data[3] >> 4;
1603 	layer->track_density = d->data[3] & 0xf;
1604 	layer->start_sector = d->data[5] << 16 | d->data[6] << 8 | d->data[7];
1605 	layer->end_sector = d->data[9] << 16 | d->data[10] << 8 | d->data[11];
1606 	layer->end_sector_l0 = d->data[13] << 16 | d->data[14] << 8|d->data[15];
1607 	layer->bca = d->data[16] >> 7;
1608 	break;
1609     }
1610 
1611     case DVD_STRUCT_COPYRIGHT:
1612 	s->cpst = d->data[0];
1613 	s->rmi = d->data[1];
1614 	break;
1615 
1616     case DVD_STRUCT_DISCKEY:
1617 	bcopy(&d->data[0], &s->data[0], 2048);
1618 	break;
1619 
1620     case DVD_STRUCT_BCA:
1621 	s->length = ntohs(d->length);
1622 	bcopy(&d->data[0], &s->data[0], s->length);
1623 	break;
1624 
1625     case DVD_STRUCT_MANUFACT:
1626 	s->length = ntohs(d->length);
1627 	bcopy(&d->data[0], &s->data[0], s->length);
1628 	break;
1629 
1630     default:
1631 	error = EINVAL;
1632     }
1633     kfree(d, M_ACD);
1634     return error;
1635 }
1636 
1637 static int
1638 acd_tray(device_t dev, int close)
1639 {
1640     struct ata_device *atadev = device_get_softc(dev);
1641     struct acd_softc *cdp = device_get_ivars(dev);
1642     int error = ENODEV;
1643 
1644     if (cdp->cap.mechanism & MST_EJECT) {
1645 	if (close) {
1646 	    if (!(error = acd_start_stop(dev, 3))) {
1647 		acd_read_toc(dev);
1648 		acd_prevent_allow(dev, 1);
1649 		cdp->flags |= F_LOCKED;
1650 	    }
1651 	}
1652 	else {
1653 	    acd_start_stop(dev, 0);
1654 	    acd_prevent_allow(dev, 0);
1655 	    cdp->flags &= ~F_LOCKED;
1656 	    atadev->flags |= ATA_D_MEDIA_CHANGED;
1657 	    error = acd_start_stop(dev, 2);
1658 	}
1659     }
1660     return error;
1661 }
1662 
1663 static int
1664 acd_blank(device_t dev, int blanktype)
1665 {
1666     struct ata_device *atadev = device_get_softc(dev);
1667     int8_t ccb[16] = { ATAPI_BLANK, 0x10 | (blanktype & 0x7), 0, 0, 0, 0, 0, 0,
1668 		       0, 0, 0, 0, 0, 0, 0, 0 };
1669 
1670     atadev->flags |= ATA_D_MEDIA_CHANGED;
1671     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1672 }
1673 
1674 static int
1675 acd_prevent_allow(device_t dev, int lock)
1676 {
1677     int8_t ccb[16] = { ATAPI_PREVENT_ALLOW, 0, 0, 0, lock,
1678 		       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1679 
1680     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1681 }
1682 
1683 static int
1684 acd_start_stop(device_t dev, int start)
1685 {
1686     int8_t ccb[16] = { ATAPI_START_STOP, 0, 0, 0, start,
1687 		       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1688 
1689     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1690 }
1691 
1692 static int
1693 acd_pause_resume(device_t dev, int pause)
1694 {
1695     int8_t ccb[16] = { ATAPI_PAUSE, 0, 0, 0, 0, 0, 0, 0, pause,
1696 		       0, 0, 0, 0, 0, 0, 0 };
1697 
1698     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1699 }
1700 
1701 static int
1702 acd_mode_sense(device_t dev, int page, caddr_t pagebuf, int pagesize)
1703 {
1704     int8_t ccb[16] = { ATAPI_MODE_SENSE_BIG, 0, page, 0, 0, 0, 0,
1705 		       pagesize>>8, pagesize, 0, 0, 0, 0, 0, 0, 0 };
1706     int error;
1707 
1708     error = ata_atapicmd(dev, ccb, pagebuf, pagesize, ATA_R_READ, 10);
1709     return error;
1710 }
1711 
1712 static int
1713 acd_mode_select(device_t dev, caddr_t pagebuf, int pagesize)
1714 {
1715     int8_t ccb[16] = { ATAPI_MODE_SELECT_BIG, 0x10, 0, 0, 0, 0, 0,
1716 		     pagesize>>8, pagesize, 0, 0, 0, 0, 0, 0, 0 };
1717 
1718     return ata_atapicmd(dev, ccb, pagebuf, pagesize, 0, 30);
1719 }
1720 
1721 static int
1722 acd_set_speed(device_t dev, int rdspeed, int wrspeed)
1723 {
1724     int8_t ccb[16] = { ATAPI_SET_SPEED, 0, rdspeed >> 8, rdspeed,
1725 		       wrspeed >> 8, wrspeed, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1726     int error;
1727 
1728     error = ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1729     if (!error)
1730 	acd_get_cap(dev);
1731     return error;
1732 }
1733 
1734 static void
1735 acd_get_cap(device_t dev)
1736 {
1737     struct acd_softc *cdp = device_get_ivars(dev);
1738     int count;
1739 
1740     /* get drive capabilities, some bugridden drives needs this repeated */
1741     for (count = 0 ; count < 5 ; count++) {
1742 	if (!acd_mode_sense(dev, ATAPI_CDROM_CAP_PAGE,
1743 			    (caddr_t)&cdp->cap, sizeof(cdp->cap)) &&
1744 			    cdp->cap.page_code == ATAPI_CDROM_CAP_PAGE) {
1745 	    cdp->cap.max_read_speed = ntohs(cdp->cap.max_read_speed);
1746 	    cdp->cap.cur_read_speed = ntohs(cdp->cap.cur_read_speed);
1747 	    cdp->cap.max_write_speed = ntohs(cdp->cap.max_write_speed);
1748 	    cdp->cap.cur_write_speed = max(ntohs(cdp->cap.cur_write_speed),177);
1749 	    cdp->cap.max_vol_levels = ntohs(cdp->cap.max_vol_levels);
1750 	    cdp->cap.buf_size = ntohs(cdp->cap.buf_size);
1751 	}
1752     }
1753 }
1754 
1755 #ifdef ACD_CDR_FORMAT
1756 static int
1757 acd_read_format_caps(device_t dev, struct cdr_format_capacities *caps)
1758 {
1759     int8_t ccb[16] = { ATAPI_READ_FORMAT_CAPACITIES, 0, 0, 0, 0, 0, 0,
1760 		       (sizeof(struct cdr_format_capacities) >> 8) & 0xff,
1761 		       sizeof(struct cdr_format_capacities) & 0xff,
1762 		       0, 0, 0, 0, 0, 0, 0 };
1763 
1764     return ata_atapicmd(dev, ccb, (caddr_t)caps,
1765 			sizeof(struct cdr_format_capacities), ATA_R_READ, 30);
1766 }
1767 
1768 static int
1769 acd_format(device_t dev, struct cdr_format_params* params)
1770 {
1771     int8_t ccb[16] = { ATAPI_FORMAT, 0x11, 0, 0, 0, 0, 0, 0, 0, 0,
1772 		       0, 0, 0, 0, 0, 0 };
1773     int error;
1774 
1775     error = ata_atapicmd(dev, ccb, (u_int8_t *)params,
1776 			 sizeof(struct cdr_format_params), 0, 30);
1777     return error;
1778 }
1779 #endif /* ACD_CDR_FORMAT */
1780 
1781 static int
1782 acd_test_ready(device_t dev)
1783 {
1784     int8_t ccb[16] = { ATAPI_TEST_UNIT_READY, 0, 0, 0, 0,
1785 		       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
1786 
1787     return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
1788 }
1789 
1790 static void
1791 acd_describe(device_t dev)
1792 {
1793     struct ata_channel *ch = device_get_softc(device_get_parent(dev));
1794     struct ata_device *atadev = device_get_softc(dev);
1795     struct acd_softc *cdp = device_get_ivars(dev);
1796     int comma = 0;
1797     char *mechanism;
1798 
1799     if (bootverbose) {
1800 	device_printf(dev, "<%.40s/%.8s> %s drive at ata%d as %s\n",
1801 		      atadev->param.model, atadev->param.revision,
1802 		      (cdp->cap.media & MST_WRITE_DVDR) ? "DVDR" :
1803 		       (cdp->cap.media & MST_WRITE_DVDRAM) ? "DVDRAM" :
1804 			(cdp->cap.media & MST_WRITE_CDRW) ? "CDRW" :
1805 			 (cdp->cap.media & MST_WRITE_CDR) ? "CDR" :
1806 			  (cdp->cap.media & MST_READ_DVDROM) ? "DVDROM":"CDROM",
1807 		      device_get_unit(ch->dev),
1808 		      (atadev->unit == ATA_MASTER) ? "master" : "slave");
1809 
1810 	device_printf(dev, "%s", "");
1811 	if (cdp->cap.cur_read_speed) {
1812 	    kprintf("read %dKB/s", cdp->cap.cur_read_speed * 1000 / 1024);
1813 	    if (cdp->cap.max_read_speed)
1814 		kprintf(" (%dKB/s)", cdp->cap.max_read_speed * 1000 / 1024);
1815 	    if ((cdp->cap.cur_write_speed) &&
1816 		(cdp->cap.media & (MST_WRITE_CDR | MST_WRITE_CDRW |
1817 				   MST_WRITE_DVDR | MST_WRITE_DVDRAM))) {
1818 		kprintf(" write %dKB/s", cdp->cap.cur_write_speed * 1000 / 1024);
1819 		if (cdp->cap.max_write_speed)
1820 		    kprintf(" (%dKB/s)", cdp->cap.max_write_speed * 1000 / 1024);
1821 	    }
1822 	    comma = 1;
1823 	}
1824 	if (cdp->cap.buf_size) {
1825 	    kprintf("%s %dKB buffer", comma ? "," : "", cdp->cap.buf_size);
1826 	    comma = 1;
1827 	}
1828 	kprintf("%s %s\n", comma ? "," : "", ata_mode2str(atadev->mode));
1829 
1830 	device_printf(dev, "Reads:");
1831 	comma = 0;
1832 	if (cdp->cap.media & MST_READ_CDR) {
1833 	    kprintf(" CDR"); comma = 1;
1834 	}
1835 	if (cdp->cap.media & MST_READ_CDRW) {
1836 	    kprintf("%s CDRW", comma ? "," : ""); comma = 1;
1837 	}
1838 	if (cdp->cap.capabilities & MST_READ_CDDA) {
1839 	    if (cdp->cap.capabilities & MST_CDDA_STREAM)
1840 		kprintf("%s CDDA stream", comma ? "," : "");
1841 	    else
1842 		kprintf("%s CDDA", comma ? "," : "");
1843 	    comma = 1;
1844 	}
1845 	if (cdp->cap.media & MST_READ_DVDROM) {
1846 	    kprintf("%s DVDROM", comma ? "," : ""); comma = 1;
1847 	}
1848 	if (cdp->cap.media & MST_READ_DVDR) {
1849 	    kprintf("%s DVDR", comma ? "," : ""); comma = 1;
1850 	}
1851 	if (cdp->cap.media & MST_READ_DVDRAM) {
1852 	    kprintf("%s DVDRAM", comma ? "," : ""); comma = 1;
1853 	}
1854 	if (cdp->cap.media & MST_READ_PACKET)
1855 	    kprintf("%s packet", comma ? "," : "");
1856 
1857 	kprintf("\n");
1858 	device_printf(dev, "Writes:");
1859 	if (cdp->cap.media & (MST_WRITE_CDR | MST_WRITE_CDRW |
1860 			      MST_WRITE_DVDR | MST_WRITE_DVDRAM)) {
1861 	    comma = 0;
1862 	    if (cdp->cap.media & MST_WRITE_CDR) {
1863 		kprintf(" CDR" ); comma = 1;
1864 	    }
1865 	    if (cdp->cap.media & MST_WRITE_CDRW) {
1866 		kprintf("%s CDRW", comma ? "," : ""); comma = 1;
1867 	    }
1868 	    if (cdp->cap.media & MST_WRITE_DVDR) {
1869 		kprintf("%s DVDR", comma ? "," : ""); comma = 1;
1870 	    }
1871 	    if (cdp->cap.media & MST_WRITE_DVDRAM) {
1872 		kprintf("%s DVDRAM", comma ? "," : ""); comma = 1;
1873 	    }
1874 	    if (cdp->cap.media & MST_WRITE_TEST) {
1875 		kprintf("%s test write", comma ? "," : ""); comma = 1;
1876 	    }
1877 	    if (cdp->cap.capabilities & MST_BURNPROOF)
1878 		kprintf("%s burnproof", comma ? "," : "");
1879 	}
1880 	kprintf("\n");
1881 	if (cdp->cap.capabilities & MST_AUDIO_PLAY) {
1882 	    device_printf(dev, "Audio: ");
1883 	    if (cdp->cap.capabilities & MST_AUDIO_PLAY)
1884 		kprintf("play");
1885 	    if (cdp->cap.max_vol_levels)
1886 		kprintf(", %d volume levels", cdp->cap.max_vol_levels);
1887 	    kprintf("\n");
1888 	}
1889 	device_printf(dev, "Mechanism: ");
1890 	switch (cdp->cap.mechanism & MST_MECH_MASK) {
1891 	case MST_MECH_CADDY:
1892 	    mechanism = "caddy"; break;
1893 	case MST_MECH_TRAY:
1894 	    mechanism = "tray"; break;
1895 	case MST_MECH_POPUP:
1896 	    mechanism = "popup"; break;
1897 	case MST_MECH_CHANGER:
1898 	    mechanism = "changer"; break;
1899 	case MST_MECH_CARTRIDGE:
1900 	    mechanism = "cartridge"; break;
1901 	default:
1902 	    mechanism = 0; break;
1903 	}
1904 	if (mechanism)
1905 	    kprintf("%s%s", (cdp->cap.mechanism & MST_EJECT) ?
1906 		   "ejectable " : "", mechanism);
1907 	else if (cdp->cap.mechanism & MST_EJECT)
1908 	    kprintf("ejectable");
1909 
1910 	if (cdp->cap.mechanism & MST_LOCKABLE)
1911 	    kprintf((cdp->cap.mechanism & MST_LOCKED) ? ", locked":", unlocked");
1912 	if (cdp->cap.mechanism & MST_PREVENT)
1913 	    kprintf(", lock protected");
1914 	kprintf("\n");
1915 
1916 	if ((cdp->cap.mechanism & MST_MECH_MASK) != MST_MECH_CHANGER) {
1917 	    device_printf(dev, "Medium: ");
1918 	    switch (cdp->cap.medium_type & MST_TYPE_MASK_HIGH) {
1919 	    case MST_CDROM:
1920 		kprintf("CD-ROM "); break;
1921 	    case MST_CDR:
1922 		kprintf("CD-R "); break;
1923 	    case MST_CDRW:
1924 		kprintf("CD-RW "); break;
1925 	    case MST_DOOR_OPEN:
1926 		kprintf("door open"); break;
1927 	    case MST_NO_DISC:
1928 		kprintf("no/blank disc"); break;
1929 	    case MST_FMT_ERROR:
1930 		kprintf("medium format error"); break;
1931 	    }
1932 	    if ((cdp->cap.medium_type & MST_TYPE_MASK_HIGH)<MST_TYPE_MASK_HIGH){
1933 		switch (cdp->cap.medium_type & MST_TYPE_MASK_LOW) {
1934 		case MST_DATA_120:
1935 		    kprintf("120mm data disc"); break;
1936 		case MST_AUDIO_120:
1937 		    kprintf("120mm audio disc"); break;
1938 		case MST_COMB_120:
1939 		    kprintf("120mm data/audio disc"); break;
1940 		case MST_PHOTO_120:
1941 		    kprintf("120mm photo disc"); break;
1942 		case MST_DATA_80:
1943 		    kprintf("80mm data disc"); break;
1944 		case MST_AUDIO_80:
1945 		    kprintf("80mm audio disc"); break;
1946 		case MST_COMB_80:
1947 		    kprintf("80mm data/audio disc"); break;
1948 		case MST_PHOTO_80:
1949 		    kprintf("80mm photo disc"); break;
1950 		case MST_FMT_NONE:
1951 		    switch (cdp->cap.medium_type & MST_TYPE_MASK_HIGH) {
1952 		    case MST_CDROM:
1953 			kprintf("unknown"); break;
1954 		    case MST_CDR:
1955 		    case MST_CDRW:
1956 			kprintf("blank"); break;
1957 		    }
1958 		    break;
1959 		default:
1960 		    kprintf("unknown (0x%x)", cdp->cap.medium_type); break;
1961 		}
1962 	    }
1963 	    kprintf("\n");
1964 	}
1965     }
1966     else {
1967 	device_printf(dev, "%s ",
1968 		      (cdp->cap.media & MST_WRITE_DVDR) ? "DVDR" :
1969 		       (cdp->cap.media & MST_WRITE_DVDRAM) ? "DVDRAM" :
1970 			(cdp->cap.media & MST_WRITE_CDRW) ? "CDRW" :
1971 			 (cdp->cap.media & MST_WRITE_CDR) ? "CDR" :
1972 			  (cdp->cap.media & MST_READ_DVDROM) ? "DVDROM" :
1973 			  "CDROM");
1974 	kprintf("<%.40s/%.8s> at ata%d-%s %s\n",
1975 	       atadev->param.model, atadev->param.revision,
1976 	       device_get_unit(ch->dev),
1977 	       (atadev->unit == ATA_MASTER) ? "master" : "slave",
1978 	       ata_mode2str(atadev->mode) );
1979     }
1980 }
1981 
1982 static device_method_t acd_methods[] = {
1983     /* device interface */
1984     DEVMETHOD(device_probe,     acd_probe),
1985     DEVMETHOD(device_attach,    acd_attach),
1986     DEVMETHOD(device_detach,    acd_detach),
1987     DEVMETHOD(device_shutdown,  acd_shutdown),
1988 
1989     /* ATA methods */
1990     DEVMETHOD(ata_reinit,       acd_reinit),
1991 
1992     { 0, 0 }
1993 };
1994 
1995 static driver_t acd_driver = {
1996     "acd",
1997     acd_methods,
1998     0,
1999 };
2000 
2001 static devclass_t acd_devclass;
2002 
2003 DRIVER_MODULE(acd, ata, acd_driver, acd_devclass, NULL, NULL);
2004 MODULE_VERSION(acd, 1);
2005 MODULE_DEPEND(acd, ata, 1, 1, 1);
2006