File: | scsi/cd.c |
Warning: | line 335, column 5 Value stored to 'error' is never read |
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1 | /* $OpenBSD: cd.c,v 1.266 2022/09/01 13:45:27 krw Exp $ */ |
2 | /* $NetBSD: cd.c,v 1.100 1997/04/02 02:29:30 mycroft Exp $ */ |
3 | |
4 | /* |
5 | * Copyright (c) 1994, 1995, 1997 Charles M. Hannum. All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * 3. All advertising materials mentioning features or use of this software |
16 | * must display the following acknowledgement: |
17 | * This product includes software developed by Charles M. Hannum. |
18 | * 4. The name of the author may not be used to endorse or promote products |
19 | * derived from this software without specific prior written permission. |
20 | * |
21 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
22 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
23 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
24 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
25 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
26 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
27 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
28 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
30 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
31 | */ |
32 | |
33 | /* |
34 | * Originally written by Julian Elischer (julian@tfs.com) |
35 | * for TRW Financial Systems for use under the MACH(2.5) operating system. |
36 | * |
37 | * TRW Financial Systems, in accordance with their agreement with Carnegie |
38 | * Mellon University, makes this software available to CMU to distribute |
39 | * or use in any manner that they see fit as long as this message is kept with |
40 | * the software. For this reason TFS also grants any other persons or |
41 | * organisations permission to use or modify this software. |
42 | * |
43 | * TFS supplies this software to be publicly redistributed |
44 | * on the understanding that TFS is not responsible for the correct |
45 | * functioning of this software in any circumstances. |
46 | * |
47 | * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 |
48 | */ |
49 | |
50 | #include <sys/param.h> |
51 | #include <sys/systm.h> |
52 | #include <sys/timeout.h> |
53 | #include <sys/fcntl.h> |
54 | #include <sys/stat.h> |
55 | #include <sys/ioctl.h> |
56 | #include <sys/mtio.h> |
57 | #include <sys/buf.h> |
58 | #include <sys/uio.h> |
59 | #include <sys/malloc.h> |
60 | #include <sys/pool.h> |
61 | #include <sys/errno.h> |
62 | #include <sys/device.h> |
63 | #include <sys/disklabel.h> |
64 | #include <sys/disk.h> |
65 | #include <sys/cdio.h> |
66 | #include <sys/conf.h> |
67 | #include <sys/scsiio.h> |
68 | #include <sys/dkio.h> |
69 | #include <sys/vnode.h> |
70 | |
71 | #include <scsi/scsi_all.h> |
72 | #include <scsi/cd.h> |
73 | #include <scsi/scsi_debug.h> |
74 | #include <scsi/scsi_disk.h> /* rw_10 and start_stop come from there */ |
75 | #include <scsi/scsiconf.h> |
76 | |
77 | |
78 | #include <ufs/ffs/fs.h> /* for BBSIZE and SBSIZE */ |
79 | |
80 | #define CDOUTSTANDING4 4 |
81 | |
82 | #define MAXTRACK99 99 |
83 | #define CD_FRAMES75 75 |
84 | #define CD_SECS60 60 |
85 | |
86 | struct cd_toc { |
87 | struct ioc_toc_header header; |
88 | struct cd_toc_entry entries[MAXTRACK99+1]; /* One extra for the */ |
89 | /* leadout */ |
90 | }; |
91 | |
92 | int cdmatch(struct device *, void *, void *); |
93 | void cdattach(struct device *, struct device *, void *); |
94 | int cdactivate(struct device *, int); |
95 | int cddetach(struct device *, int); |
96 | |
97 | struct cd_softc { |
98 | struct device sc_dev; |
99 | struct disk sc_dk; |
100 | |
101 | int sc_flags; |
102 | #define CDF_DYING0x40 0x40 /* dying, when deactivated */ |
103 | struct scsi_link *sc_link; /* contains targ, lun, etc. */ |
104 | struct cd_parms { |
105 | u_int32_t secsize; |
106 | u_int64_t disksize; /* total number sectors */ |
107 | } params; |
108 | struct bufq sc_bufq; |
109 | struct scsi_xshandler sc_xsh; |
110 | }; |
111 | |
112 | void cdstart(struct scsi_xfer *); |
113 | void cd_buf_done(struct scsi_xfer *); |
114 | int cd_cmd_rw6(struct scsi_generic *, int, u_int64_t, u_int32_t); |
115 | int cd_cmd_rw10(struct scsi_generic *, int, u_int64_t, u_int32_t); |
116 | int cd_cmd_rw12(struct scsi_generic *, int, u_int64_t, u_int32_t); |
117 | void cdminphys(struct buf *); |
118 | int cdgetdisklabel(dev_t, struct cd_softc *, struct disklabel *, int); |
119 | int cd_setchan(struct cd_softc *, int, int, int, int, int); |
120 | int cd_getvol(struct cd_softc *cd, struct ioc_vol *, int); |
121 | int cd_setvol(struct cd_softc *, const struct ioc_vol *, int); |
122 | int cd_load_unload(struct cd_softc *, int, int); |
123 | int cd_set_pa_immed(struct cd_softc *, int); |
124 | int cd_play(struct cd_softc *, int, int); |
125 | int cd_play_tracks(struct cd_softc *, int, int, int, int); |
126 | int cd_play_msf(struct cd_softc *, int, int, int, int, int, int); |
127 | int cd_pause(struct cd_softc *, int); |
128 | int cd_reset(struct cd_softc *); |
129 | int cd_read_subchannel(struct cd_softc *, int, int, int, |
130 | struct cd_sub_channel_info *, int ); |
131 | int cd_read_toc(struct cd_softc *, int, int, void *, int, int); |
132 | int cd_get_parms(struct cd_softc *, int); |
133 | int cd_load_toc(struct cd_softc *, struct cd_toc *, int); |
134 | int cd_interpret_sense(struct scsi_xfer *); |
135 | u_int64_t cd_size(struct scsi_link *, int, u_int32_t *); |
136 | |
137 | int dvd_auth(struct cd_softc *, union dvd_authinfo *); |
138 | int dvd_read_physical(struct cd_softc *, union dvd_struct *); |
139 | int dvd_read_copyright(struct cd_softc *, union dvd_struct *); |
140 | int dvd_read_disckey(struct cd_softc *, union dvd_struct *); |
141 | int dvd_read_bca(struct cd_softc *, union dvd_struct *); |
142 | int dvd_read_manufact(struct cd_softc *, union dvd_struct *); |
143 | int dvd_read_struct(struct cd_softc *, union dvd_struct *); |
144 | |
145 | #if defined(__macppc__) |
146 | int cd_eject(void); |
147 | #endif /* __macppc__ */ |
148 | |
149 | const struct cfattach cd_ca = { |
150 | sizeof(struct cd_softc), cdmatch, cdattach, |
151 | cddetach, cdactivate |
152 | }; |
153 | |
154 | struct cfdriver cd_cd = { |
155 | NULL((void *)0), "cd", DV_DISK |
156 | }; |
157 | |
158 | const struct scsi_inquiry_pattern cd_patterns[] = { |
159 | {T_CDROM0x05, T_REMOV1, |
160 | "", "", ""}, |
161 | {T_CDROM0x05, T_FIXED0, |
162 | "", "", ""}, |
163 | {T_WORM0x04, T_REMOV1, |
164 | "", "", ""}, |
165 | {T_WORM0x04, T_FIXED0, |
166 | "", "", ""}, |
167 | {T_DIRECT0x00, T_REMOV1, |
168 | "NEC CD-ROM DRIVE:260", "", ""}, |
169 | #if 0 |
170 | {T_CDROM0x05, T_REMOV1, /* more luns */ |
171 | "PIONEER ", "CD-ROM DRM-600 ", ""}, |
172 | #endif /* 0 */ |
173 | }; |
174 | |
175 | #define cdlookup(unit)(struct cd_softc *)disk_lookup(&cd_cd, (unit)) (struct cd_softc *)disk_lookup(&cd_cd, (unit)) |
176 | |
177 | int |
178 | cdmatch(struct device *parent, void *match, void *aux) |
179 | { |
180 | struct scsi_attach_args *sa = aux; |
181 | struct scsi_inquiry_data *inq = &sa->sa_sc_link->inqdata; |
182 | int priority; |
183 | |
184 | scsi_inqmatch(inq, cd_patterns, nitems(cd_patterns)(sizeof((cd_patterns)) / sizeof((cd_patterns)[0])), |
185 | sizeof(cd_patterns[0]), &priority); |
186 | |
187 | return priority; |
188 | } |
189 | |
190 | /* |
191 | * The routine called by the low level scsi routine when it discovers |
192 | * A device suitable for this driver |
193 | */ |
194 | void |
195 | cdattach(struct device *parent, struct device *self, void *aux) |
196 | { |
197 | struct cd_softc *sc = (struct cd_softc *)self; |
198 | struct scsi_attach_args *sa = aux; |
199 | struct scsi_link *link = sa->sa_sc_link; |
200 | |
201 | SC_DEBUG(link, SDEV_DB2, ("cdattach:\n")); |
202 | |
203 | /* |
204 | * Store information needed to contact our base driver |
205 | */ |
206 | sc->sc_link = link; |
207 | link->interpret_sense = cd_interpret_sense; |
208 | link->device_softc = sc; |
209 | if (link->openings > CDOUTSTANDING4) |
210 | link->openings = CDOUTSTANDING4; |
211 | |
212 | /* |
213 | * Initialize disk structures. |
214 | */ |
215 | sc->sc_dk.dk_name = sc->sc_dev.dv_xname; |
216 | bufq_init(&sc->sc_bufq, BUFQ_DEFAULT1); |
217 | |
218 | printf("\n"); |
219 | |
220 | scsi_xsh_set(&sc->sc_xsh, link, cdstart); |
221 | |
222 | /* Attach disk. */ |
223 | sc->sc_dk.dk_flags = DKF_NOLABELREAD0x0004; |
224 | disk_attach(&sc->sc_dev, &sc->sc_dk); |
225 | } |
226 | |
227 | |
228 | int |
229 | cdactivate(struct device *self, int act) |
230 | { |
231 | struct cd_softc *sc = (struct cd_softc *)self; |
232 | |
233 | switch (act) { |
234 | case DVACT_RESUME4: |
235 | /* |
236 | * When resuming, hardware may have forgotten we locked it. So |
237 | * if there are any open partitions, lock the CD. |
238 | */ |
239 | if (sc->sc_dk.dk_openmask != 0) |
240 | scsi_prevent(sc->sc_link, PR_PREVENT0x01, |
241 | SCSI_IGNORE_ILLEGAL_REQUEST0x00100 | |
242 | SCSI_IGNORE_MEDIA_CHANGE0x00080 | |
243 | SCSI_SILENT0x00020 | SCSI_AUTOCONF0x00003); |
244 | break; |
245 | case DVACT_DEACTIVATE1: |
246 | SET(sc->sc_flags, CDF_DYING)((sc->sc_flags) |= (0x40)); |
247 | scsi_xsh_del(&sc->sc_xsh); |
248 | break; |
249 | } |
250 | return 0; |
251 | } |
252 | |
253 | int |
254 | cddetach(struct device *self, int flags) |
255 | { |
256 | struct cd_softc *sc = (struct cd_softc *)self; |
257 | |
258 | bufq_drain(&sc->sc_bufq); |
259 | |
260 | disk_gone(cdopen, self->dv_unit); |
261 | |
262 | /* Detach disk. */ |
263 | bufq_destroy(&sc->sc_bufq); |
264 | disk_detach(&sc->sc_dk); |
265 | |
266 | return 0; |
267 | } |
268 | |
269 | /* |
270 | * Open the device. Make sure the partition info is as up-to-date as can be. |
271 | */ |
272 | int |
273 | cdopen(dev_t dev, int flag, int fmt, struct proc *p) |
274 | { |
275 | struct scsi_link *link; |
276 | struct cd_softc *sc; |
277 | int error = 0, part, rawopen, unit; |
278 | |
279 | unit = DISKUNIT(dev)(((unsigned)((dev) & 0xff) | (((dev) & 0xffff0000) >> 8)) / 16); |
280 | part = DISKPART(dev)(((unsigned)((dev) & 0xff) | (((dev) & 0xffff0000) >> 8)) % 16); |
281 | |
282 | rawopen = (part == RAW_PART2) && (fmt == S_IFCHR0020000); |
283 | |
284 | sc = cdlookup(unit)(struct cd_softc *)disk_lookup(&cd_cd, (unit)); |
285 | if (sc == NULL((void *)0)) |
286 | return ENXIO6; |
287 | if (ISSET(sc->sc_flags, CDF_DYING)((sc->sc_flags) & (0x40))) { |
288 | device_unref(&sc->sc_dev); |
289 | return ENXIO6; |
290 | } |
291 | |
292 | link = sc->sc_link; |
293 | SC_DEBUG(link, SDEV_DB1, |
294 | ("cdopen: dev=0x%x (unit %d (of %d), partition %d)\n", dev, unit, |
295 | cd_cd.cd_ndevs, part)); |
296 | |
297 | if ((error = disk_lock(&sc->sc_dk)) != 0) { |
298 | device_unref(&sc->sc_dev); |
299 | return error; |
300 | } |
301 | |
302 | if (sc->sc_dk.dk_openmask != 0) { |
303 | /* |
304 | * If any partition is open, but the disk has been invalidated, |
305 | * disallow further opens. |
306 | */ |
307 | if (!ISSET(link->flags, SDEV_MEDIA_LOADED)((link->flags) & (0x0002))) { |
308 | if (rawopen) |
309 | goto out; |
310 | error = EIO5; |
311 | goto bad; |
312 | } |
313 | } else { |
314 | /* |
315 | * Check that it is still responding and ok. Drive can be in |
316 | * progress of loading media so use increased retries number |
317 | * and don't ignore NOT_READY. |
318 | */ |
319 | |
320 | /* Use cd_interpret_sense() now. */ |
321 | SET(link->flags, SDEV_OPEN)((link->flags) |= (0x0008)); |
322 | |
323 | error = scsi_test_unit_ready(link, TEST_READY_RETRIES5, |
324 | (rawopen ? SCSI_SILENT0x00020 : 0) | SCSI_IGNORE_ILLEGAL_REQUEST0x00100 | |
325 | SCSI_IGNORE_MEDIA_CHANGE0x00080); |
326 | |
327 | /* Start the cd spinning if necessary. */ |
328 | if (error == EIO5) |
329 | error = scsi_start(link, SSS_START0x01, |
330 | SCSI_IGNORE_ILLEGAL_REQUEST0x00100 | |
331 | SCSI_IGNORE_MEDIA_CHANGE0x00080 | SCSI_SILENT0x00020); |
332 | |
333 | if (error) { |
334 | if (rawopen) { |
335 | error = 0; |
Value stored to 'error' is never read | |
336 | goto out; |
337 | } else |
338 | goto bad; |
339 | } |
340 | |
341 | /* Lock the cd in. */ |
342 | error = scsi_prevent(link, PR_PREVENT0x01, |
343 | SCSI_IGNORE_ILLEGAL_REQUEST0x00100 | SCSI_IGNORE_MEDIA_CHANGE0x00080 | |
344 | SCSI_SILENT0x00020); |
345 | if (error) |
346 | goto bad; |
347 | |
348 | /* Load the physical device parameters. */ |
349 | SET(link->flags, SDEV_MEDIA_LOADED)((link->flags) |= (0x0002)); |
350 | if (cd_get_parms(sc, (rawopen ? SCSI_SILENT0x00020 : 0) | |
351 | SCSI_IGNORE_ILLEGAL_REQUEST0x00100 | SCSI_IGNORE_MEDIA_CHANGE0x00080)) { |
352 | CLR(link->flags, SDEV_MEDIA_LOADED)((link->flags) &= ~(0x0002)); |
353 | error = ENXIO6; |
354 | goto bad; |
355 | } |
356 | SC_DEBUG(link, SDEV_DB3, ("Params loaded\n")); |
357 | |
358 | /* Fabricate a disk label. */ |
359 | cdgetdisklabel(dev, sc, sc->sc_dk.dk_label, 0); |
360 | SC_DEBUG(link, SDEV_DB3, ("Disklabel fabricated\n")); |
361 | } |
362 | |
363 | out: |
364 | if ((error = disk_openpart(&sc->sc_dk, part, fmt, 1)) != 0) |
365 | goto bad; |
366 | |
367 | SET(link->flags, SDEV_OPEN)((link->flags) |= (0x0008)); |
368 | SC_DEBUG(link, SDEV_DB3, ("open complete\n")); |
369 | |
370 | /* It's OK to fall through because dk_openmask is now non-zero. */ |
371 | bad: |
372 | if (sc->sc_dk.dk_openmask == 0) { |
373 | scsi_prevent(link, PR_ALLOW0x00, |
374 | SCSI_IGNORE_ILLEGAL_REQUEST0x00100 | SCSI_IGNORE_MEDIA_CHANGE0x00080 | |
375 | SCSI_SILENT0x00020); |
376 | CLR(link->flags, SDEV_OPEN | SDEV_MEDIA_LOADED)((link->flags) &= ~(0x0008 | 0x0002)); |
377 | } |
378 | |
379 | disk_unlock(&sc->sc_dk); |
380 | device_unref(&sc->sc_dev); |
381 | return error; |
382 | } |
383 | |
384 | /* |
385 | * Close the device. Only called if we are the last occurrence of an open |
386 | * device. |
387 | */ |
388 | int |
389 | cdclose(dev_t dev, int flag, int fmt, struct proc *p) |
390 | { |
391 | struct cd_softc *sc; |
392 | int part = DISKPART(dev)(((unsigned)((dev) & 0xff) | (((dev) & 0xffff0000) >> 8)) % 16); |
393 | |
394 | sc = cdlookup(DISKUNIT(dev))(struct cd_softc *)disk_lookup(&cd_cd, ((((unsigned)((dev ) & 0xff) | (((dev) & 0xffff0000) >> 8)) / 16)) ); |
395 | if (sc == NULL((void *)0)) |
396 | return ENXIO6; |
397 | if (ISSET(sc->sc_flags, CDF_DYING)((sc->sc_flags) & (0x40))) { |
398 | device_unref(&sc->sc_dev); |
399 | return ENXIO6; |
400 | } |
401 | |
402 | disk_lock_nointr(&sc->sc_dk); |
403 | |
404 | disk_closepart(&sc->sc_dk, part, fmt); |
405 | |
406 | if (sc->sc_dk.dk_openmask == 0) { |
407 | /* XXXX Must wait for I/O to complete! */ |
408 | |
409 | scsi_prevent(sc->sc_link, PR_ALLOW0x00, |
410 | SCSI_IGNORE_ILLEGAL_REQUEST0x00100 | SCSI_IGNORE_NOT_READY0x00040 | |
411 | SCSI_SILENT0x00020); |
412 | CLR(sc->sc_link->flags, SDEV_OPEN | SDEV_MEDIA_LOADED)((sc->sc_link->flags) &= ~(0x0008 | 0x0002)); |
413 | |
414 | if (ISSET(sc->sc_link->flags, SDEV_EJECTING)((sc->sc_link->flags) & (0x0100))) { |
415 | scsi_start(sc->sc_link, SSS_STOP0x00|SSS_LOEJ0x02, 0); |
416 | |
417 | CLR(sc->sc_link->flags, SDEV_EJECTING)((sc->sc_link->flags) &= ~(0x0100)); |
418 | } |
419 | |
420 | scsi_xsh_del(&sc->sc_xsh); |
421 | } |
422 | |
423 | disk_unlock(&sc->sc_dk); |
424 | |
425 | device_unref(&sc->sc_dev); |
426 | return 0; |
427 | } |
428 | |
429 | /* |
430 | * Actually translate the requested transfer into one the physical driver can |
431 | * understand. The transfer is described by a buf and will include only one |
432 | * physical transfer. |
433 | */ |
434 | void |
435 | cdstrategy(struct buf *bp) |
436 | { |
437 | struct cd_softc *sc; |
438 | int s; |
439 | |
440 | sc = cdlookup(DISKUNIT(bp->b_dev))(struct cd_softc *)disk_lookup(&cd_cd, ((((unsigned)((bp-> b_dev) & 0xff) | (((bp->b_dev) & 0xffff0000) >> 8)) / 16))); |
441 | if (sc == NULL((void *)0)) { |
442 | bp->b_error = ENXIO6; |
443 | goto bad; |
444 | } |
445 | if (ISSET(sc->sc_flags, CDF_DYING)((sc->sc_flags) & (0x40))) { |
446 | bp->b_error = ENXIO6; |
447 | goto bad; |
448 | } |
449 | |
450 | SC_DEBUG(sc->sc_link, SDEV_DB2, ("cdstrategy: %ld bytes @ blk %lld\n", |
451 | bp->b_bcount, (long long)bp->b_blkno)); |
452 | /* |
453 | * If the device has been made invalid, error out |
454 | * maybe the media changed, or no media loaded |
455 | */ |
456 | if (!ISSET(sc->sc_link->flags, SDEV_MEDIA_LOADED)((sc->sc_link->flags) & (0x0002))) { |
457 | bp->b_error = EIO5; |
458 | goto bad; |
459 | } |
460 | |
461 | /* Validate the request. */ |
462 | if (bounds_check_with_label(bp, sc->sc_dk.dk_label) == -1) |
463 | goto done; |
464 | |
465 | /* Place it in the queue of disk activities for this disk. */ |
466 | bufq_queue(&sc->sc_bufq, bp); |
467 | |
468 | /* |
469 | * Tell the device to get going on the transfer if it's |
470 | * not doing anything, otherwise just wait for completion |
471 | */ |
472 | scsi_xsh_add(&sc->sc_xsh); |
473 | |
474 | device_unref(&sc->sc_dev); |
475 | return; |
476 | |
477 | bad: |
478 | SET(bp->b_flags, B_ERROR)((bp->b_flags) |= (0x00000400)); |
479 | bp->b_resid = bp->b_bcount; |
480 | done: |
481 | s = splbio()splraise(0x3); |
482 | biodone(bp); |
483 | splx(s)spllower(s); |
484 | if (sc != NULL((void *)0)) |
485 | device_unref(&sc->sc_dev); |
486 | } |
487 | |
488 | int |
489 | cd_cmd_rw6(struct scsi_generic *generic, int read, u_int64_t secno, |
490 | u_int32_t nsecs) |
491 | { |
492 | struct scsi_rw *cmd = (struct scsi_rw *)generic; |
493 | |
494 | cmd->opcode = read ? READ_COMMAND0x08 : WRITE_COMMAND0x0a; |
495 | _lto3b(secno, cmd->addr); |
496 | cmd->length = nsecs & 0xff; |
497 | |
498 | return sizeof(*cmd); |
499 | } |
500 | |
501 | int |
502 | cd_cmd_rw10(struct scsi_generic *generic, int read, u_int64_t secno, |
503 | u_int32_t nsecs) |
504 | { |
505 | struct scsi_rw_10 *cmd = (struct scsi_rw_10 *)generic; |
506 | |
507 | cmd->opcode = read ? READ_100x28 : WRITE_100x2a; |
508 | _lto4b(secno, cmd->addr); |
509 | _lto2b(nsecs, cmd->length); |
510 | |
511 | return sizeof(*cmd); |
512 | } |
513 | |
514 | int |
515 | cd_cmd_rw12(struct scsi_generic *generic, int read, u_int64_t secno, |
516 | u_int32_t nsecs) |
517 | { |
518 | struct scsi_rw_12 *cmd = (struct scsi_rw_12 *)generic; |
519 | |
520 | cmd->opcode = read ? READ_120xa8 : WRITE_120xaa; |
521 | _lto4b(secno, cmd->addr); |
522 | _lto4b(nsecs, cmd->length); |
523 | |
524 | return sizeof(*cmd); |
525 | } |
526 | |
527 | /* |
528 | * cdstart looks to see if there is a buf waiting for the device |
529 | * and that the device is not already busy. If both are true, |
530 | * It dequeues the buf and creates a scsi command to perform the |
531 | * transfer in the buf. The transfer request will call scsi_done |
532 | * on completion, which will in turn call this routine again |
533 | * so that the next queued transfer is performed. |
534 | * The bufs are queued by the strategy routine (cdstrategy) |
535 | * |
536 | * This routine is also called after other non-queued requests |
537 | * have been made of the scsi driver, to ensure that the queue |
538 | * continues to be drained. |
539 | * |
540 | * must be called at the correct (highish) spl level |
541 | * cdstart() is called at splbio from cdstrategy and scsi_done |
542 | */ |
543 | void |
544 | cdstart(struct scsi_xfer *xs) |
545 | { |
546 | struct scsi_link *link = xs->sc_link; |
547 | struct cd_softc *sc = link->device_softc; |
548 | struct buf *bp; |
549 | struct partition *p; |
550 | u_int64_t secno; |
551 | u_int32_t nsecs; |
552 | int read; |
553 | |
554 | SC_DEBUG(link, SDEV_DB2, ("cdstart\n")); |
555 | |
556 | if (ISSET(sc->sc_flags, CDF_DYING)((sc->sc_flags) & (0x40))) { |
557 | scsi_xs_put(xs); |
558 | return; |
559 | } |
560 | |
561 | if (!ISSET(link->flags, SDEV_MEDIA_LOADED)((link->flags) & (0x0002))) { |
562 | bufq_drain(&sc->sc_bufq); |
563 | scsi_xs_put(xs); |
564 | return; |
565 | } |
566 | |
567 | bp = bufq_dequeue(&sc->sc_bufq); |
568 | if (bp == NULL((void *)0)) { |
569 | scsi_xs_put(xs); |
570 | return; |
571 | } |
572 | read = ISSET(bp->b_flags, B_READ)((bp->b_flags) & (0x00008000)); |
573 | |
574 | SET(xs->flags, (read ? SCSI_DATA_IN : SCSI_DATA_OUT))((xs->flags) |= ((read ? 0x00800 : 0x01000))); |
575 | xs->timeout = 30000; |
576 | xs->data = bp->b_data; |
577 | xs->datalen = bp->b_bcount; |
578 | xs->done = cd_buf_done; |
579 | xs->cookie = bp; |
580 | xs->bp = bp; |
581 | |
582 | p = &sc->sc_dk.dk_label->d_partitions[DISKPART(bp->b_dev)(((unsigned)((bp->b_dev) & 0xff) | (((bp->b_dev) & 0xffff0000) >> 8)) % 16)]; |
583 | secno = DL_GETPOFFSET(p)(((u_int64_t)(p)->p_offseth << 32) + (p)->p_offset ) + DL_BLKTOSEC(sc->sc_dk.dk_label, bp->b_blkno)((bp->b_blkno) / ((sc->sc_dk.dk_label)->d_secsize / ( 1 << 9))); |
584 | nsecs = howmany(bp->b_bcount, sc->sc_dk.dk_label->d_secsize)(((bp->b_bcount) + ((sc->sc_dk.dk_label->d_secsize) - 1)) / (sc->sc_dk.dk_label->d_secsize)); |
585 | |
586 | if (!ISSET(link->flags, SDEV_ATAPI | SDEV_UMASS)((link->flags) & (0x0200 | 0x0400)) && |
587 | (SID_ANSII_REV(&link->inqdata)((&link->inqdata)->version & 0x07) < SCSI_REV_20x02) && |
588 | ((secno & 0x1fffff) == secno) && |
589 | ((nsecs & 0xff) == nsecs)) |
590 | xs->cmdlen = cd_cmd_rw6(&xs->cmd, read, secno, nsecs); |
591 | else if (((secno & 0xffffffff) == secno) && |
592 | ((nsecs & 0xffff) == nsecs)) |
593 | xs->cmdlen = cd_cmd_rw10(&xs->cmd, read, secno, nsecs); |
594 | else |
595 | xs->cmdlen = cd_cmd_rw12(&xs->cmd, read, secno, nsecs); |
596 | |
597 | disk_busy(&sc->sc_dk); |
598 | scsi_xs_exec(xs); |
599 | |
600 | /* Move onto the next io. */ |
601 | if (bufq_peek(&sc->sc_bufq)) |
602 | scsi_xsh_add(&sc->sc_xsh); |
603 | } |
604 | |
605 | void |
606 | cd_buf_done(struct scsi_xfer *xs) |
607 | { |
608 | struct cd_softc *sc = xs->sc_link->device_softc; |
609 | struct buf *bp = xs->cookie; |
610 | int error, s; |
611 | |
612 | switch (xs->error) { |
613 | case XS_NOERROR0: |
614 | bp->b_error = 0; |
615 | CLR(bp->b_flags, B_ERROR)((bp->b_flags) &= ~(0x00000400)); |
616 | bp->b_resid = xs->resid; |
617 | break; |
618 | |
619 | case XS_SENSE1: |
620 | case XS_SHORTSENSE6: |
621 | SC_DEBUG_SENSE(xs); |
622 | error = cd_interpret_sense(xs); |
623 | if (error == 0) { |
624 | bp->b_error = 0; |
625 | CLR(bp->b_flags, B_ERROR)((bp->b_flags) &= ~(0x00000400)); |
626 | bp->b_resid = xs->resid; |
627 | break; |
628 | } |
629 | if (error != ERESTART-1) |
630 | xs->retries = 0; |
631 | goto retry; |
632 | |
633 | case XS_BUSY5: |
634 | if (xs->retries) { |
635 | if (scsi_delay(xs, 1) != ERESTART-1) |
636 | xs->retries = 0; |
637 | } |
638 | goto retry; |
639 | |
640 | case XS_TIMEOUT4: |
641 | retry: |
642 | if (xs->retries--) { |
643 | scsi_xs_exec(xs); |
644 | return; |
645 | } |
646 | /* FALLTHROUGH */ |
647 | |
648 | default: |
649 | bp->b_error = EIO5; |
650 | SET(bp->b_flags, B_ERROR)((bp->b_flags) |= (0x00000400)); |
651 | bp->b_resid = bp->b_bcount; |
652 | break; |
653 | } |
654 | |
655 | disk_unbusy(&sc->sc_dk, bp->b_bcount - xs->resid, bp->b_blkno, |
656 | bp->b_flags & B_READ0x00008000); |
657 | |
658 | s = splbio()splraise(0x3); |
659 | biodone(bp); |
660 | splx(s)spllower(s); |
661 | scsi_xs_put(xs); |
662 | } |
663 | |
664 | void |
665 | cdminphys(struct buf *bp) |
666 | { |
667 | struct scsi_link *link; |
668 | struct cd_softc *sc; |
669 | long max; |
670 | |
671 | sc = cdlookup(DISKUNIT(bp->b_dev))(struct cd_softc *)disk_lookup(&cd_cd, ((((unsigned)((bp-> b_dev) & 0xff) | (((bp->b_dev) & 0xffff0000) >> 8)) / 16))); |
672 | if (sc == NULL((void *)0)) |
673 | return; |
674 | link = sc->sc_link; |
675 | |
676 | /* |
677 | * If the device is ancient, we want to make sure that |
678 | * the transfer fits into a 6-byte cdb. |
679 | * |
680 | * XXX Note that the SCSI-I spec says that 256-block transfers |
681 | * are allowed in a 6-byte read/write, and are specified |
682 | * by setting the "length" to 0. However, we're conservative |
683 | * here, allowing only 255-block transfers in case an |
684 | * ancient device gets confused by length == 0. A length of 0 |
685 | * in a 10-byte read/write actually means 0 blocks. |
686 | */ |
687 | if (!ISSET(link->flags, SDEV_ATAPI | SDEV_UMASS)((link->flags) & (0x0200 | 0x0400)) && |
688 | SID_ANSII_REV(&link->inqdata)((&link->inqdata)->version & 0x07) < SCSI_REV_20x02) { |
689 | max = sc->sc_dk.dk_label->d_secsize * 0xff; |
690 | |
691 | if (bp->b_bcount > max) |
692 | bp->b_bcount = max; |
693 | } |
694 | |
695 | if (link->bus->sb_adapter->dev_minphys != NULL((void *)0)) |
696 | (*link->bus->sb_adapter->dev_minphys)(bp, link); |
697 | else |
698 | minphys(bp); |
699 | |
700 | device_unref(&sc->sc_dev); |
701 | } |
702 | |
703 | int |
704 | cdread(dev_t dev, struct uio *uio, int ioflag) |
705 | { |
706 | return physio(cdstrategy, dev, B_READ0x00008000, cdminphys, uio); |
707 | } |
708 | |
709 | int |
710 | cdwrite(dev_t dev, struct uio *uio, int ioflag) |
711 | { |
712 | return physio(cdstrategy, dev, B_WRITE0x00000000, cdminphys, uio); |
713 | } |
714 | |
715 | /* |
716 | * Perform special action on behalf of the user. |
717 | * Knows about the internals of this device |
718 | */ |
719 | int |
720 | cdioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p) |
721 | { |
722 | struct cd_softc *sc; |
723 | struct disklabel *lp; |
724 | int part = DISKPART(dev)(((unsigned)((dev) & 0xff) | (((dev) & 0xffff0000) >> 8)) % 16); |
725 | int error = 0; |
726 | |
727 | sc = cdlookup(DISKUNIT(dev))(struct cd_softc *)disk_lookup(&cd_cd, ((((unsigned)((dev ) & 0xff) | (((dev) & 0xffff0000) >> 8)) / 16)) ); |
728 | if (sc == NULL((void *)0)) |
729 | return ENXIO6; |
730 | if (ISSET(sc->sc_flags, CDF_DYING)((sc->sc_flags) & (0x40))) { |
731 | device_unref(&sc->sc_dev); |
732 | return ENXIO6; |
733 | } |
734 | |
735 | SC_DEBUG(sc->sc_link, SDEV_DB2, ("cdioctl 0x%lx\n", cmd)); |
736 | |
737 | /* |
738 | * If the device is not valid.. abandon ship |
739 | */ |
740 | if (!ISSET(sc->sc_link->flags, SDEV_MEDIA_LOADED)((sc->sc_link->flags) & (0x0002))) { |
741 | switch (cmd) { |
742 | case DIOCLOCK((unsigned long)0x80000000 | ((sizeof(int) & 0x1fff) << 16) | ((('d')) << 8) | ((113))): |
743 | case DIOCEJECT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('d')) << 8) | ((112))): |
744 | case SCIOCIDENTIFY((unsigned long)0x40000000 | ((sizeof(struct scsi_addr) & 0x1fff) << 16) | ((('Q')) << 8) | ((9))): |
745 | case SCIOCCOMMAND(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof (scsireq_t) & 0x1fff) << 16) | ((('Q')) << 8) | ((1))): |
746 | case SCIOCDEBUG((unsigned long)0x80000000 | ((sizeof(int) & 0x1fff) << 16) | ((('Q')) << 8) | ((2))): |
747 | case CDIOCLOADUNLOAD((unsigned long)0x80000000 | ((sizeof(struct ioc_load_unload) & 0x1fff) << 16) | ((('c')) << 8) | ((26))): |
748 | case SCIOCRESET((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('Q')) << 8) | ((7))): |
749 | case CDIOCGETVOL((unsigned long)0x40000000 | ((sizeof(struct ioc_vol) & 0x1fff ) << 16) | ((('c')) << 8) | ((10))): |
750 | case CDIOCSETVOL((unsigned long)0x80000000 | ((sizeof(struct ioc_vol) & 0x1fff ) << 16) | ((('c')) << 8) | ((11))): |
751 | case CDIOCSETMONO((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((12))): |
752 | case CDIOCSETSTEREO((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((13))): |
753 | case CDIOCSETMUTE((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((14))): |
754 | case CDIOCSETLEFT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((15))): |
755 | case CDIOCSETRIGHT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((16))): |
756 | case CDIOCCLOSE((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((27))): |
757 | case CDIOCEJECT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((24))): |
758 | case CDIOCALLOW((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((25))): |
759 | case CDIOCPREVENT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((26))): |
760 | case CDIOCSETDEBUG((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((17))): |
761 | case CDIOCCLRDEBUG((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((18))): |
762 | case CDIOCRESET((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((21))): |
763 | case DVD_AUTH(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof (union dvd_authinfo) & 0x1fff) << 16) | ((('d')) << 8) | ((2))): |
764 | case DVD_READ_STRUCT(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof (union dvd_struct) & 0x1fff) << 16) | ((('d')) << 8) | ((0))): |
765 | case MTIOCTOP((unsigned long)0x80000000 | ((sizeof(struct mtop) & 0x1fff ) << 16) | ((('m')) << 8) | ((1))): |
766 | if (part == RAW_PART2) |
767 | break; |
768 | /* FALLTHROUGH */ |
769 | default: |
770 | if (!ISSET(sc->sc_link->flags, SDEV_OPEN)((sc->sc_link->flags) & (0x0008))) |
771 | error = ENODEV19; |
772 | else |
773 | error = EIO5; |
774 | goto exit; |
775 | } |
776 | } |
777 | |
778 | switch (cmd) { |
779 | case DIOCRLDINFO((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('d')) << 8) | ((115))): |
780 | lp = malloc(sizeof(*lp), M_TEMP127, M_WAITOK0x0001); |
781 | cdgetdisklabel(dev, sc, lp, 0); |
782 | memcpy(sc->sc_dk.dk_label, lp, sizeof(*lp))__builtin_memcpy((sc->sc_dk.dk_label), (lp), (sizeof(*lp)) ); |
783 | free(lp, M_TEMP127, sizeof(*lp)); |
784 | break; |
785 | |
786 | case DIOCGPDINFO((unsigned long)0x40000000 | ((sizeof(struct disklabel) & 0x1fff) << 16) | ((('d')) << 8) | ((114))): |
787 | cdgetdisklabel(dev, sc, (struct disklabel *)addr, 1); |
788 | break; |
789 | |
790 | case DIOCGDINFO((unsigned long)0x40000000 | ((sizeof(struct disklabel) & 0x1fff) << 16) | ((('d')) << 8) | ((101))): |
791 | *(struct disklabel *)addr = *(sc->sc_dk.dk_label); |
792 | break; |
793 | |
794 | case DIOCGPART((unsigned long)0x80000000 | ((sizeof(struct partinfo) & 0x1fff ) << 16) | ((('d')) << 8) | ((104))): |
795 | ((struct partinfo *)addr)->disklab = sc->sc_dk.dk_label; |
796 | ((struct partinfo *)addr)->part = |
797 | &sc->sc_dk.dk_label->d_partitions[DISKPART(dev)(((unsigned)((dev) & 0xff) | (((dev) & 0xffff0000) >> 8)) % 16)]; |
798 | break; |
799 | |
800 | case DIOCWDINFO((unsigned long)0x80000000 | ((sizeof(struct disklabel) & 0x1fff) << 16) | ((('d')) << 8) | ((103))): |
801 | case DIOCSDINFO((unsigned long)0x80000000 | ((sizeof(struct disklabel) & 0x1fff) << 16) | ((('d')) << 8) | ((102))): |
802 | if (!ISSET(flag, FWRITE)((flag) & (0x0002))) { |
803 | error = EBADF9; |
804 | break; |
805 | } |
806 | |
807 | if ((error = disk_lock(&sc->sc_dk)) != 0) |
808 | break; |
809 | |
810 | error = setdisklabel(sc->sc_dk.dk_label, |
811 | (struct disklabel *)addr, sc->sc_dk.dk_openmask); |
812 | if (error == 0) { |
813 | } |
814 | |
815 | disk_unlock(&sc->sc_dk); |
816 | break; |
817 | |
818 | case CDIOCPLAYTRACKS((unsigned long)0x80000000 | ((sizeof(struct ioc_play_track) & 0x1fff) << 16) | ((('c')) << 8) | ((1))): { |
819 | struct ioc_play_track *args = (struct ioc_play_track *)addr; |
820 | |
821 | if ((error = cd_set_pa_immed(sc, 0)) != 0) |
822 | break; |
823 | error = cd_play_tracks(sc, args->start_track, |
824 | args->start_index, args->end_track, args->end_index); |
825 | break; |
826 | } |
827 | case CDIOCPLAYMSF((unsigned long)0x80000000 | ((sizeof(struct ioc_play_msf) & 0x1fff) << 16) | ((('c')) << 8) | ((25))): { |
828 | struct ioc_play_msf *args = (struct ioc_play_msf *)addr; |
829 | |
830 | if ((error = cd_set_pa_immed(sc, 0)) != 0) |
831 | break; |
832 | error = cd_play_msf(sc, args->start_m, args->start_s, |
833 | args->start_f, args->end_m, args->end_s, args->end_f); |
834 | break; |
835 | } |
836 | case CDIOCPLAYBLOCKS((unsigned long)0x80000000 | ((sizeof(struct ioc_play_blocks) & 0x1fff) << 16) | ((('c')) << 8) | ((2))): { |
837 | struct ioc_play_blocks *args = (struct ioc_play_blocks *)addr; |
838 | |
839 | if ((error = cd_set_pa_immed(sc, 0)) != 0) |
840 | break; |
841 | error = cd_play(sc, args->blk, args->len); |
842 | break; |
843 | } |
844 | case CDIOCREADSUBCHANNEL(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof (struct ioc_read_subchannel) & 0x1fff) << 16) | ((( 'c')) << 8) | ((3))): { |
845 | struct ioc_read_subchannel *args = |
846 | (struct ioc_read_subchannel *)addr; |
847 | struct cd_sub_channel_info *data; |
848 | int len = args->data_len; |
849 | |
850 | if (len > sizeof(*data) || |
851 | len < sizeof(struct cd_sub_channel_header)) { |
852 | error = EINVAL22; |
853 | break; |
854 | } |
855 | data = dma_alloc(sizeof(*data), PR_WAITOK0x0001); |
856 | error = cd_read_subchannel(sc, args->address_format, |
857 | args->data_format, args->track, data, len); |
858 | if (error) { |
859 | dma_free(data, sizeof(*data)); |
860 | break; |
861 | } |
862 | len = min(len, _2btol(data->header.data_len) + |
863 | sizeof(struct cd_sub_channel_header)); |
864 | error = copyout(data, args->data, len); |
865 | dma_free(data, sizeof(*data)); |
866 | break; |
867 | } |
868 | case CDIOREADTOCHEADER((unsigned long)0x40000000 | ((sizeof(struct ioc_toc_header) & 0x1fff) << 16) | ((('c')) << 8) | ((4))): { |
869 | struct ioc_toc_header *th; |
870 | |
871 | th = dma_alloc(sizeof(*th), PR_WAITOK0x0001); |
872 | if ((error = cd_read_toc(sc, 0, 0, th, sizeof(*th), 0)) != 0) { |
873 | dma_free(th, sizeof(*th)); |
874 | break; |
875 | } |
876 | if (ISSET(sc->sc_link->quirks, ADEV_LITTLETOC)((sc->sc_link->quirks) & (0x0040))) |
877 | th->len = letoh16(th->len)((__uint16_t)(th->len)); |
878 | else |
879 | th->len = betoh16(th->len)(__uint16_t)(__builtin_constant_p(th->len) ? (__uint16_t)( ((__uint16_t)(th->len) & 0xffU) << 8 | ((__uint16_t )(th->len) & 0xff00U) >> 8) : __swap16md(th-> len)); |
880 | if (th->len > 0) |
881 | memcpy(addr, th, sizeof(*th))__builtin_memcpy((addr), (th), (sizeof(*th))); |
882 | else |
883 | error = EIO5; |
884 | dma_free(th, sizeof(*th)); |
885 | break; |
886 | } |
887 | case CDIOREADTOCENTRYS(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof (struct ioc_read_toc_entry) & 0x1fff) << 16) | ((('c' )) << 8) | ((5))): { |
888 | struct cd_toc *toc; |
889 | struct ioc_read_toc_entry *te = |
890 | (struct ioc_read_toc_entry *)addr; |
891 | struct ioc_toc_header *th; |
892 | struct cd_toc_entry *cte; |
893 | int len = te->data_len; |
894 | int ntracks; |
895 | |
896 | toc = dma_alloc(sizeof(*toc), PR_WAITOK0x0001 | PR_ZERO0x0008); |
897 | |
898 | th = &toc->header; |
899 | |
900 | if (len > sizeof(toc->entries) || |
901 | len < sizeof(struct cd_toc_entry)) { |
902 | dma_free(toc, sizeof(*toc)); |
903 | error = EINVAL22; |
904 | break; |
905 | } |
906 | error = cd_read_toc(sc, te->address_format, te->starting_track, |
907 | toc, len + sizeof(struct ioc_toc_header), 0); |
908 | if (error) { |
909 | dma_free(toc, sizeof(*toc)); |
910 | break; |
911 | } |
912 | if (te->address_format == CD_LBA_FORMAT1) |
913 | for (ntracks = |
914 | th->ending_track - th->starting_track + 1; |
915 | ntracks >= 0; ntracks--) { |
916 | cte = &toc->entries[ntracks]; |
917 | cte->addr_type = CD_LBA_FORMAT1; |
918 | if (ISSET(sc->sc_link->quirks,((sc->sc_link->quirks) & (0x0040)) |
919 | ADEV_LITTLETOC)((sc->sc_link->quirks) & (0x0040))) { |
920 | #if BYTE_ORDER1234 == BIG_ENDIAN4321 |
921 | swap16_multi((u_int16_t *)&cte->addr,do { __size_t __swap16_multi_n = (sizeof(cte->addr) / 2); __uint16_t *__swap16_multi_v = ((u_int16_t *)&cte->addr); while ( __swap16_multi_n) { *__swap16_multi_v = (__uint16_t)(__builtin_constant_p (*__swap16_multi_v) ? (__uint16_t)(((__uint16_t)(*__swap16_multi_v ) & 0xffU) << 8 | ((__uint16_t)(*__swap16_multi_v) & 0xff00U) >> 8) : __swap16md(*__swap16_multi_v)); __swap16_multi_v ++; __swap16_multi_n--; } } while (0) |
922 | sizeof(cte->addr) / 2)do { __size_t __swap16_multi_n = (sizeof(cte->addr) / 2); __uint16_t *__swap16_multi_v = ((u_int16_t *)&cte->addr); while ( __swap16_multi_n) { *__swap16_multi_v = (__uint16_t)(__builtin_constant_p (*__swap16_multi_v) ? (__uint16_t)(((__uint16_t)(*__swap16_multi_v ) & 0xffU) << 8 | ((__uint16_t)(*__swap16_multi_v) & 0xff00U) >> 8) : __swap16md(*__swap16_multi_v)); __swap16_multi_v ++; __swap16_multi_n--; } } while (0); |
923 | #endif /* BYTE_ORDER == BIG_ENDIAN */ |
924 | } else |
925 | cte->addr.lba = betoh32(cte->addr.lba)(__uint32_t)(__builtin_constant_p(cte->addr.lba) ? (__uint32_t )(((__uint32_t)(cte->addr.lba) & 0xff) << 24 | ( (__uint32_t)(cte->addr.lba) & 0xff00) << 8 | ((__uint32_t )(cte->addr.lba) & 0xff0000) >> 8 | ((__uint32_t )(cte->addr.lba) & 0xff000000) >> 24) : __swap32md (cte->addr.lba)); |
926 | } |
927 | if (ISSET(sc->sc_link->quirks, ADEV_LITTLETOC)((sc->sc_link->quirks) & (0x0040))) { |
928 | th->len = letoh16(th->len)((__uint16_t)(th->len)); |
929 | } else |
930 | th->len = betoh16(th->len)(__uint16_t)(__builtin_constant_p(th->len) ? (__uint16_t)( ((__uint16_t)(th->len) & 0xffU) << 8 | ((__uint16_t )(th->len) & 0xff00U) >> 8) : __swap16md(th-> len)); |
931 | len = min(len, th->len - (sizeof(th->starting_track) + |
932 | sizeof(th->ending_track))); |
933 | |
934 | error = copyout(toc->entries, te->data, len); |
935 | dma_free(toc, sizeof(*toc)); |
936 | break; |
937 | } |
938 | case CDIOREADMSADDR(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof (int) & 0x1fff) << 16) | ((('c')) << 8) | ((6 ))): { |
939 | struct cd_toc *toc; |
940 | int sessno = *(int *)addr; |
941 | struct cd_toc_entry *cte; |
942 | |
943 | if (sessno != 0) { |
944 | error = EINVAL22; |
945 | break; |
946 | } |
947 | |
948 | toc = dma_alloc(sizeof(*toc), PR_WAITOK0x0001 | PR_ZERO0x0008); |
949 | |
950 | error = cd_read_toc(sc, 0, 0, toc, |
951 | sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry), |
952 | 0x40 /* control word for "get MS info" */); |
953 | |
954 | if (error) { |
955 | dma_free(toc, sizeof(*toc)); |
956 | break; |
957 | } |
958 | |
959 | cte = &toc->entries[0]; |
960 | if (ISSET(sc->sc_link->quirks, ADEV_LITTLETOC)((sc->sc_link->quirks) & (0x0040))) { |
961 | #if BYTE_ORDER1234 == BIG_ENDIAN4321 |
962 | swap16_multi((u_int16_t *)&cte->addr,do { __size_t __swap16_multi_n = (sizeof(cte->addr) / 2); __uint16_t *__swap16_multi_v = ((u_int16_t *)&cte->addr); while ( __swap16_multi_n) { *__swap16_multi_v = (__uint16_t)(__builtin_constant_p (*__swap16_multi_v) ? (__uint16_t)(((__uint16_t)(*__swap16_multi_v ) & 0xffU) << 8 | ((__uint16_t)(*__swap16_multi_v) & 0xff00U) >> 8) : __swap16md(*__swap16_multi_v)); __swap16_multi_v ++; __swap16_multi_n--; } } while (0) |
963 | sizeof(cte->addr) / 2)do { __size_t __swap16_multi_n = (sizeof(cte->addr) / 2); __uint16_t *__swap16_multi_v = ((u_int16_t *)&cte->addr); while ( __swap16_multi_n) { *__swap16_multi_v = (__uint16_t)(__builtin_constant_p (*__swap16_multi_v) ? (__uint16_t)(((__uint16_t)(*__swap16_multi_v ) & 0xffU) << 8 | ((__uint16_t)(*__swap16_multi_v) & 0xff00U) >> 8) : __swap16md(*__swap16_multi_v)); __swap16_multi_v ++; __swap16_multi_n--; } } while (0); |
964 | #endif /* BYTE_ORDER == BIG_ENDIAN */ |
965 | } else |
966 | cte->addr.lba = betoh32(cte->addr.lba)(__uint32_t)(__builtin_constant_p(cte->addr.lba) ? (__uint32_t )(((__uint32_t)(cte->addr.lba) & 0xff) << 24 | ( (__uint32_t)(cte->addr.lba) & 0xff00) << 8 | ((__uint32_t )(cte->addr.lba) & 0xff0000) >> 8 | ((__uint32_t )(cte->addr.lba) & 0xff000000) >> 24) : __swap32md (cte->addr.lba)); |
967 | if (ISSET(sc->sc_link->quirks, ADEV_LITTLETOC)((sc->sc_link->quirks) & (0x0040))) |
968 | toc->header.len = letoh16(toc->header.len)((__uint16_t)(toc->header.len)); |
969 | else |
970 | toc->header.len = betoh16(toc->header.len)(__uint16_t)(__builtin_constant_p(toc->header.len) ? (__uint16_t )(((__uint16_t)(toc->header.len) & 0xffU) << 8 | ((__uint16_t)(toc->header.len) & 0xff00U) >> 8) : __swap16md(toc->header.len)); |
971 | |
972 | *(int *)addr = (toc->header.len >= 10 && cte->track > 1) ? |
973 | cte->addr.lba : 0; |
974 | dma_free(toc, sizeof(*toc)); |
975 | break; |
976 | } |
977 | case CDIOCSETPATCH((unsigned long)0x80000000 | ((sizeof(struct ioc_patch) & 0x1fff) << 16) | ((('c')) << 8) | ((9))): { |
978 | struct ioc_patch *arg = (struct ioc_patch *)addr; |
979 | |
980 | error = cd_setchan(sc, arg->patch[0], arg->patch[1], |
981 | arg->patch[2], arg->patch[3], 0); |
982 | break; |
983 | } |
984 | case CDIOCGETVOL((unsigned long)0x40000000 | ((sizeof(struct ioc_vol) & 0x1fff ) << 16) | ((('c')) << 8) | ((10))): { |
985 | struct ioc_vol *arg = (struct ioc_vol *)addr; |
986 | |
987 | error = cd_getvol(sc, arg, 0); |
988 | break; |
989 | } |
990 | case CDIOCSETVOL((unsigned long)0x80000000 | ((sizeof(struct ioc_vol) & 0x1fff ) << 16) | ((('c')) << 8) | ((11))): { |
991 | struct ioc_vol *arg = (struct ioc_vol *)addr; |
992 | |
993 | error = cd_setvol(sc, arg, 0); |
994 | break; |
995 | } |
996 | |
997 | case CDIOCSETMONO((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((12))): |
998 | error = cd_setchan(sc, BOTH_CHANNEL1 | 2, BOTH_CHANNEL1 | 2, MUTE_CHANNEL0x0, |
999 | MUTE_CHANNEL0x0, 0); |
1000 | break; |
1001 | |
1002 | case CDIOCSETSTEREO((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((13))): |
1003 | error = cd_setchan(sc, LEFT_CHANNEL1, RIGHT_CHANNEL2, |
1004 | MUTE_CHANNEL0x0, MUTE_CHANNEL0x0, 0); |
1005 | break; |
1006 | |
1007 | case CDIOCSETMUTE((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((14))): |
1008 | error = cd_setchan(sc, MUTE_CHANNEL0x0, MUTE_CHANNEL0x0, MUTE_CHANNEL0x0, |
1009 | MUTE_CHANNEL0x0, 0); |
1010 | break; |
1011 | |
1012 | case CDIOCSETLEFT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((15))): |
1013 | error = cd_setchan(sc, LEFT_CHANNEL1, LEFT_CHANNEL1, MUTE_CHANNEL0x0, |
1014 | MUTE_CHANNEL0x0, 0); |
1015 | break; |
1016 | |
1017 | case CDIOCSETRIGHT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((16))): |
1018 | error = cd_setchan(sc, RIGHT_CHANNEL2, RIGHT_CHANNEL2, |
1019 | MUTE_CHANNEL0x0, MUTE_CHANNEL0x0, 0); |
1020 | break; |
1021 | |
1022 | case CDIOCRESUME((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((20))): |
1023 | error = cd_pause(sc, 1); |
1024 | break; |
1025 | |
1026 | case CDIOCPAUSE((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((19))): |
1027 | error = cd_pause(sc, 0); |
1028 | break; |
1029 | case CDIOCSTART((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((22))): |
1030 | error = scsi_start(sc->sc_link, SSS_START0x01, 0); |
1031 | break; |
1032 | |
1033 | case CDIOCSTOP((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((23))): |
1034 | error = scsi_start(sc->sc_link, SSS_STOP0x00, 0); |
1035 | break; |
1036 | |
1037 | close_tray: |
1038 | case CDIOCCLOSE((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((27))): |
1039 | error = scsi_start(sc->sc_link, SSS_START0x01|SSS_LOEJ0x02, |
1040 | SCSI_IGNORE_NOT_READY0x00040 | SCSI_IGNORE_MEDIA_CHANGE0x00080); |
1041 | break; |
1042 | |
1043 | case MTIOCTOP((unsigned long)0x80000000 | ((sizeof(struct mtop) & 0x1fff ) << 16) | ((('m')) << 8) | ((1))): |
1044 | if (((struct mtop *)addr)->mt_op == MTRETEN8) |
1045 | goto close_tray; |
1046 | if (((struct mtop *)addr)->mt_op != MTOFFL6) { |
1047 | error = EIO5; |
1048 | break; |
1049 | } |
1050 | /* FALLTHROUGH */ |
1051 | case CDIOCEJECT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((24))): /* FALLTHROUGH */ |
1052 | case DIOCEJECT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('d')) << 8) | ((112))): |
1053 | SET(sc->sc_link->flags, SDEV_EJECTING)((sc->sc_link->flags) |= (0x0100)); |
1054 | break; |
1055 | case CDIOCALLOW((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((25))): |
1056 | error = scsi_prevent(sc->sc_link, PR_ALLOW0x00, 0); |
1057 | break; |
1058 | case CDIOCPREVENT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((26))): |
1059 | error = scsi_prevent(sc->sc_link, PR_PREVENT0x01, 0); |
1060 | break; |
1061 | case DIOCLOCK((unsigned long)0x80000000 | ((sizeof(int) & 0x1fff) << 16) | ((('d')) << 8) | ((113))): |
1062 | error = scsi_prevent(sc->sc_link, |
1063 | (*(int *)addr) ? PR_PREVENT0x01 : PR_ALLOW0x00, 0); |
1064 | break; |
1065 | case CDIOCSETDEBUG((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((17))): |
1066 | SET(sc->sc_link->flags, SDEV_DB1 | SDEV_DB2)((sc->sc_link->flags) |= (0x0010 | 0x0020)); |
1067 | break; |
1068 | case CDIOCCLRDEBUG((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((18))): |
1069 | CLR(sc->sc_link->flags, SDEV_DB1 | SDEV_DB2)((sc->sc_link->flags) &= ~(0x0010 | 0x0020)); |
1070 | break; |
1071 | case CDIOCRESET((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('c')) << 8) | ((21))): |
1072 | case SCIOCRESET((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) | ((('Q')) << 8) | ((7))): |
1073 | error = cd_reset(sc); |
1074 | break; |
1075 | case CDIOCLOADUNLOAD((unsigned long)0x80000000 | ((sizeof(struct ioc_load_unload) & 0x1fff) << 16) | ((('c')) << 8) | ((26))): { |
1076 | struct ioc_load_unload *args = (struct ioc_load_unload *)addr; |
1077 | |
1078 | error = cd_load_unload(sc, args->options, args->slot); |
1079 | break; |
1080 | } |
1081 | |
1082 | case DVD_AUTH(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof (union dvd_authinfo) & 0x1fff) << 16) | ((('d')) << 8) | ((2))): |
1083 | error = dvd_auth(sc, (union dvd_authinfo *)addr); |
1084 | break; |
1085 | case DVD_READ_STRUCT(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof (union dvd_struct) & 0x1fff) << 16) | ((('d')) << 8) | ((0))): |
1086 | error = dvd_read_struct(sc, (union dvd_struct *)addr); |
1087 | break; |
1088 | default: |
1089 | if (DISKPART(dev)(((unsigned)((dev) & 0xff) | (((dev) & 0xffff0000) >> 8)) % 16) != RAW_PART2) { |
1090 | error = ENOTTY25; |
1091 | break; |
1092 | } |
1093 | error = scsi_do_ioctl(sc->sc_link, cmd, addr, flag); |
1094 | break; |
1095 | } |
1096 | |
1097 | exit: |
1098 | |
1099 | device_unref(&sc->sc_dev); |
1100 | return error; |
1101 | } |
1102 | |
1103 | /* |
1104 | * Load the label information on the named device |
1105 | * Actually fabricate a disklabel |
1106 | * |
1107 | * EVENTUALLY take information about different |
1108 | * data tracks from the TOC and put it in the disklabel |
1109 | */ |
1110 | int |
1111 | cdgetdisklabel(dev_t dev, struct cd_softc *sc, struct disklabel *lp, |
1112 | int spoofonly) |
1113 | { |
1114 | struct cd_toc *toc; |
1115 | int tocidx, n, audioonly = 1; |
1116 | |
1117 | bzero(lp, sizeof(struct disklabel))__builtin_bzero((lp), (sizeof(struct disklabel))); |
1118 | |
1119 | lp->d_secsize = sc->params.secsize; |
1120 | lp->d_ntracks = 1; |
1121 | lp->d_nsectors = 100; |
1122 | lp->d_secpercyl = 100; |
1123 | lp->d_ncylinders = (sc->params.disksize / 100) + 1; |
1124 | |
1125 | if (ISSET(sc->sc_link->flags, SDEV_ATAPI)((sc->sc_link->flags) & (0x0200))) { |
1126 | strncpy(lp->d_typename, "ATAPI CD-ROM", sizeof(lp->d_typename)); |
1127 | lp->d_type = DTYPE_ATAPI13; |
1128 | } else { |
1129 | strncpy(lp->d_typename, "SCSI CD-ROM", sizeof(lp->d_typename)); |
1130 | lp->d_type = DTYPE_SCSI4; |
1131 | } |
1132 | |
1133 | strncpy(lp->d_packname, "fictitious", sizeof(lp->d_packname)); |
1134 | DL_SETDSIZE(lp, sc->params.disksize)do { u_int64_t __x = (sc->params.disksize); (lp)->d_secperunith = __x >> 32; (lp)->d_secperunit = __x; } while (0); |
1135 | lp->d_version = 1; |
1136 | |
1137 | lp->d_magic = DISKMAGIC((u_int32_t)0x82564557); |
1138 | lp->d_magic2 = DISKMAGIC((u_int32_t)0x82564557); |
1139 | lp->d_checksum = dkcksum(lp); |
1140 | |
1141 | toc = dma_alloc(sizeof(*toc), PR_WAITOK0x0001 | PR_ZERO0x0008); |
1142 | if (cd_load_toc(sc, toc, CD_LBA_FORMAT1)) { |
1143 | audioonly = 0; /* No valid TOC found == not an audio CD. */ |
1144 | goto done; |
1145 | } |
1146 | |
1147 | n = toc->header.ending_track - toc->header.starting_track + 1; |
1148 | for (tocidx = 0; tocidx < n; tocidx++) |
1149 | if (toc->entries[tocidx].control & 4) { |
1150 | audioonly = 0; /* Found a non-audio track. */ |
1151 | goto done; |
1152 | } |
1153 | |
1154 | done: |
1155 | dma_free(toc, sizeof(*toc)); |
1156 | |
1157 | if (audioonly) |
1158 | return 0; |
1159 | return readdisklabel(DISKLABELDEV(dev)((((dev_t)((((((((unsigned)(dev) >> 8) & 0xff))) & 0xff) << 8) | (((((((((unsigned)((dev) & 0xff) | ( ((dev) & 0xffff0000) >> 8)) / 16))) * 16) + ((2)))) & 0xff) | ((((((((((unsigned)((dev) & 0xff) | (((dev ) & 0xffff0000) >> 8)) / 16))) * 16) + ((2)))) & 0xffff00) << 8))))), cdstrategy, lp, spoofonly); |
1160 | } |
1161 | |
1162 | int |
1163 | cd_setchan(struct cd_softc *sc, int p0, int p1, int p2, int p3, int flags) |
1164 | { |
1165 | union scsi_mode_sense_buf *data; |
1166 | struct cd_audio_page *audio = NULL((void *)0); |
1167 | int error, big; |
1168 | |
1169 | data = dma_alloc(sizeof(*data), PR_NOWAIT0x0002); |
1170 | if (data == NULL((void *)0)) |
1171 | return ENOMEM12; |
1172 | |
1173 | error = scsi_do_mode_sense(sc->sc_link, AUDIO_PAGE0x0e, data, |
1174 | (void **)&audio, sizeof(*audio), flags, &big); |
1175 | if (error == 0 && audio == NULL((void *)0)) |
1176 | error = EIO5; |
1177 | |
1178 | if (error == 0) { |
1179 | audio->port[LEFT_PORT0].channels = p0; |
1180 | audio->port[RIGHT_PORT1].channels = p1; |
1181 | audio->port[2].channels = p2; |
1182 | audio->port[3].channels = p3; |
1183 | if (big) |
1184 | error = scsi_mode_select_big(sc->sc_link, SMS_PF0x10, |
1185 | &data->hdr_big, flags, 20000); |
1186 | else |
1187 | error = scsi_mode_select(sc->sc_link, SMS_PF0x10, |
1188 | &data->hdr, flags, 20000); |
1189 | } |
1190 | |
1191 | dma_free(data, sizeof(*data)); |
1192 | return error; |
1193 | } |
1194 | |
1195 | int |
1196 | cd_getvol(struct cd_softc *sc, struct ioc_vol *arg, int flags) |
1197 | { |
1198 | union scsi_mode_sense_buf *data; |
1199 | struct cd_audio_page *audio = NULL((void *)0); |
1200 | int big, error; |
1201 | |
1202 | data = dma_alloc(sizeof(*data), PR_NOWAIT0x0002); |
1203 | if (data == NULL((void *)0)) |
1204 | return ENOMEM12; |
1205 | |
1206 | error = scsi_do_mode_sense(sc->sc_link, AUDIO_PAGE0x0e, data, |
1207 | (void **)&audio, sizeof(*audio), flags, &big); |
1208 | if (error == 0 && audio == NULL((void *)0)) |
1209 | error = EIO5; |
1210 | |
1211 | if (error == 0) { |
1212 | arg->vol[0] = audio->port[0].volume; |
1213 | arg->vol[1] = audio->port[1].volume; |
1214 | arg->vol[2] = audio->port[2].volume; |
1215 | arg->vol[3] = audio->port[3].volume; |
1216 | } |
1217 | |
1218 | dma_free(data, sizeof(*data)); |
1219 | return 0; |
1220 | } |
1221 | |
1222 | int |
1223 | cd_setvol(struct cd_softc *sc, const struct ioc_vol *arg, int flags) |
1224 | { |
1225 | union scsi_mode_sense_buf *data; |
1226 | struct cd_audio_page *audio = NULL((void *)0); |
1227 | u_int8_t mask_volume[4]; |
1228 | int error, big; |
1229 | |
1230 | data = dma_alloc(sizeof(*data), PR_NOWAIT0x0002); |
1231 | if (data == NULL((void *)0)) |
1232 | return ENOMEM12; |
1233 | |
1234 | error = scsi_do_mode_sense(sc->sc_link, |
1235 | AUDIO_PAGE0x0e | SMS_PAGE_CTRL_CHANGEABLE0x40, data, (void **)&audio, |
1236 | sizeof(*audio), flags, &big); |
1237 | if (error == 0 && audio == NULL((void *)0)) |
1238 | error = EIO5; |
1239 | if (error != 0) { |
1240 | dma_free(data, sizeof(*data)); |
1241 | return error; |
1242 | } |
1243 | |
1244 | mask_volume[0] = audio->port[0].volume; |
1245 | mask_volume[1] = audio->port[1].volume; |
1246 | mask_volume[2] = audio->port[2].volume; |
1247 | mask_volume[3] = audio->port[3].volume; |
1248 | |
1249 | error = scsi_do_mode_sense(sc->sc_link, AUDIO_PAGE0x0e, data, |
1250 | (void **)&audio, sizeof(*audio), flags, &big); |
1251 | if (error == 0 && audio == NULL((void *)0)) |
1252 | error = EIO5; |
1253 | if (error != 0) { |
1254 | dma_free(data, sizeof(*data)); |
1255 | return error; |
1256 | } |
1257 | |
1258 | audio->port[0].volume = arg->vol[0] & mask_volume[0]; |
1259 | audio->port[1].volume = arg->vol[1] & mask_volume[1]; |
1260 | audio->port[2].volume = arg->vol[2] & mask_volume[2]; |
1261 | audio->port[3].volume = arg->vol[3] & mask_volume[3]; |
1262 | |
1263 | if (big) |
1264 | error = scsi_mode_select_big(sc->sc_link, SMS_PF0x10, |
1265 | &data->hdr_big, flags, 20000); |
1266 | else |
1267 | error = scsi_mode_select(sc->sc_link, SMS_PF0x10, |
1268 | &data->hdr, flags, 20000); |
1269 | |
1270 | dma_free(data, sizeof(*data)); |
1271 | return error; |
1272 | } |
1273 | |
1274 | int |
1275 | cd_load_unload(struct cd_softc *sc, int options, int slot) |
1276 | { |
1277 | struct scsi_load_unload *cmd; |
1278 | struct scsi_xfer *xs; |
1279 | int error; |
1280 | |
1281 | xs = scsi_xs_get(sc->sc_link, 0); |
1282 | if (xs == NULL((void *)0)) |
1283 | return ENOMEM12; |
1284 | xs->cmdlen = sizeof(*cmd); |
1285 | xs->timeout = 200000; |
1286 | |
1287 | cmd = (struct scsi_load_unload *)&xs->cmd; |
1288 | cmd->opcode = LOAD_UNLOAD0xa6; |
1289 | cmd->options = options; /* ioctl uses ATAPI values */ |
1290 | cmd->slot = slot; |
1291 | |
1292 | error = scsi_xs_sync(xs); |
1293 | scsi_xs_put(xs); |
1294 | |
1295 | return error; |
1296 | } |
1297 | |
1298 | int |
1299 | cd_set_pa_immed(struct cd_softc *sc, int flags) |
1300 | { |
1301 | union scsi_mode_sense_buf *data; |
1302 | struct cd_audio_page *audio = NULL((void *)0); |
1303 | int error, oflags, big; |
1304 | |
1305 | if (ISSET(sc->sc_link->flags, SDEV_ATAPI)((sc->sc_link->flags) & (0x0200))) |
1306 | /* XXX Noop? */ |
1307 | return 0; |
1308 | |
1309 | data = dma_alloc(sizeof(*data), PR_NOWAIT0x0002); |
1310 | if (data == NULL((void *)0)) |
1311 | return ENOMEM12; |
1312 | |
1313 | error = scsi_do_mode_sense(sc->sc_link, AUDIO_PAGE0x0e, data, |
1314 | (void **)&audio, sizeof(*audio), flags, &big); |
1315 | if (error == 0 && audio == NULL((void *)0)) |
1316 | error = EIO5; |
1317 | |
1318 | if (error == 0) { |
1319 | oflags = audio->flags; |
1320 | CLR(audio->flags, CD_PA_SOTC)((audio->flags) &= ~(0x02)); |
1321 | SET(audio->flags, CD_PA_IMMED)((audio->flags) |= (0x04)); |
1322 | if (audio->flags != oflags) { |
1323 | if (big) |
1324 | error = scsi_mode_select_big(sc->sc_link, |
1325 | SMS_PF0x10, &data->hdr_big, flags, 20000); |
1326 | else |
1327 | error = scsi_mode_select(sc->sc_link, SMS_PF0x10, |
1328 | &data->hdr, flags, 20000); |
1329 | } |
1330 | } |
1331 | |
1332 | dma_free(data, sizeof(*data)); |
1333 | return error; |
1334 | } |
1335 | |
1336 | /* |
1337 | * Get scsi driver to send a "start playing" command |
1338 | */ |
1339 | int |
1340 | cd_play(struct cd_softc *sc, int secno, int nsecs) |
1341 | { |
1342 | struct scsi_play *cmd; |
1343 | struct scsi_xfer *xs; |
1344 | int error; |
1345 | |
1346 | xs = scsi_xs_get(sc->sc_link, 0); |
1347 | if (xs == NULL((void *)0)) |
1348 | return ENOMEM12; |
1349 | xs->cmdlen = sizeof(*cmd); |
1350 | xs->timeout = 200000; |
1351 | |
1352 | cmd = (struct scsi_play *)&xs->cmd; |
1353 | cmd->opcode = PLAY0x45; |
1354 | _lto4b(secno, cmd->blk_addr); |
1355 | _lto2b(nsecs, cmd->xfer_len); |
1356 | |
1357 | error = scsi_xs_sync(xs); |
1358 | scsi_xs_put(xs); |
1359 | |
1360 | return error; |
1361 | } |
1362 | |
1363 | /* |
1364 | * Get scsi driver to send a "start playing" command |
1365 | */ |
1366 | int |
1367 | cd_play_tracks(struct cd_softc *sc, int strack, int sindex, int etrack, |
1368 | int eindex) |
1369 | { |
1370 | struct cd_toc *toc; |
1371 | int error; |
1372 | u_char endf, ends, endm; |
1373 | |
1374 | if (!etrack) |
1375 | return EIO5; |
1376 | if (strack > etrack) |
1377 | return EINVAL22; |
1378 | |
1379 | toc = dma_alloc(sizeof(*toc), PR_WAITOK0x0001 | PR_ZERO0x0008); |
1380 | |
1381 | if ((error = cd_load_toc(sc, toc, CD_MSF_FORMAT2)) != 0) |
1382 | goto done; |
1383 | |
1384 | if (++etrack > (toc->header.ending_track+1)) |
1385 | etrack = toc->header.ending_track+1; |
1386 | |
1387 | strack -= toc->header.starting_track; |
1388 | etrack -= toc->header.starting_track; |
1389 | if (strack < 0) { |
1390 | error = EINVAL22; |
1391 | goto done; |
1392 | } |
1393 | |
1394 | /* |
1395 | * The track ends one frame before the next begins. The last track |
1396 | * is taken care of by the leadoff track. |
1397 | */ |
1398 | endm = toc->entries[etrack].addr.msf.minute; |
1399 | ends = toc->entries[etrack].addr.msf.second; |
1400 | endf = toc->entries[etrack].addr.msf.frame; |
1401 | if (endf-- == 0) { |
1402 | endf = CD_FRAMES75 - 1; |
1403 | if (ends-- == 0) { |
1404 | ends = CD_SECS60 - 1; |
1405 | if (endm-- == 0) { |
1406 | error = EINVAL22; |
1407 | goto done; |
1408 | } |
1409 | } |
1410 | } |
1411 | |
1412 | error = cd_play_msf(sc, toc->entries[strack].addr.msf.minute, |
1413 | toc->entries[strack].addr.msf.second, |
1414 | toc->entries[strack].addr.msf.frame, |
1415 | endm, ends, endf); |
1416 | |
1417 | done: |
1418 | dma_free(toc, sizeof(*toc)); |
1419 | return error; |
1420 | } |
1421 | |
1422 | /* |
1423 | * Get scsi driver to send a "play msf" command |
1424 | */ |
1425 | int |
1426 | cd_play_msf(struct cd_softc *sc, int startm, int starts, int startf, int endm, |
1427 | int ends, int endf) |
1428 | { |
1429 | struct scsi_play_msf *cmd; |
1430 | struct scsi_xfer *xs; |
1431 | int error; |
1432 | |
1433 | xs = scsi_xs_get(sc->sc_link, 0); |
1434 | if (xs == NULL((void *)0)) |
1435 | return ENOMEM12; |
1436 | xs->cmdlen = sizeof(*cmd); |
1437 | xs->timeout = 20000; |
1438 | |
1439 | cmd = (struct scsi_play_msf *)&xs->cmd; |
1440 | cmd->opcode = PLAY_MSF0x47; |
1441 | cmd->start_m = startm; |
1442 | cmd->start_s = starts; |
1443 | cmd->start_f = startf; |
1444 | cmd->end_m = endm; |
1445 | cmd->end_s = ends; |
1446 | cmd->end_f = endf; |
1447 | |
1448 | error = scsi_xs_sync(xs); |
1449 | scsi_xs_put(xs); |
1450 | |
1451 | return error; |
1452 | } |
1453 | |
1454 | /* |
1455 | * Get scsi driver to send a "start up" command |
1456 | */ |
1457 | int |
1458 | cd_pause(struct cd_softc *sc, int go) |
1459 | { |
1460 | struct scsi_pause *cmd; |
1461 | struct scsi_xfer *xs; |
1462 | int error; |
1463 | |
1464 | xs = scsi_xs_get(sc->sc_link, 0); |
1465 | if (xs == NULL((void *)0)) |
1466 | return ENOMEM12; |
1467 | xs->cmdlen = sizeof(*cmd); |
1468 | xs->timeout = 2000; |
1469 | |
1470 | cmd = (struct scsi_pause *)&xs->cmd; |
1471 | cmd->opcode = PAUSE0x4b; |
1472 | cmd->resume = go; |
1473 | |
1474 | error = scsi_xs_sync(xs); |
1475 | scsi_xs_put(xs); |
1476 | |
1477 | return error; |
1478 | } |
1479 | |
1480 | /* |
1481 | * Get scsi driver to send a "RESET" command |
1482 | */ |
1483 | int |
1484 | cd_reset(struct cd_softc *sc) |
1485 | { |
1486 | struct scsi_xfer *xs; |
1487 | int error; |
1488 | |
1489 | xs = scsi_xs_get(sc->sc_link, SCSI_RESET0x00200); |
1490 | if (xs == NULL((void *)0)) |
1491 | return ENOMEM12; |
1492 | |
1493 | xs->timeout = 2000; |
1494 | |
1495 | error = scsi_xs_sync(xs); |
1496 | scsi_xs_put(xs); |
1497 | |
1498 | return error; |
1499 | } |
1500 | |
1501 | /* |
1502 | * Read subchannel |
1503 | */ |
1504 | int |
1505 | cd_read_subchannel(struct cd_softc *sc, int mode, int format, int track, |
1506 | struct cd_sub_channel_info *data, int len) |
1507 | { |
1508 | struct scsi_read_subchannel *cmd; |
1509 | struct scsi_xfer *xs; |
1510 | int error; |
1511 | |
1512 | xs = scsi_xs_get(sc->sc_link, SCSI_DATA_IN0x00800 | SCSI_SILENT0x00020); |
1513 | if (xs == NULL((void *)0)) |
1514 | return ENOMEM12; |
1515 | xs->cmdlen = sizeof(*cmd); |
1516 | xs->data = (void *)data; |
1517 | xs->datalen = len; |
1518 | xs->timeout = 5000; |
1519 | |
1520 | cmd = (struct scsi_read_subchannel *)&xs->cmd; |
1521 | cmd->opcode = READ_SUBCHANNEL0x42; |
1522 | if (mode == CD_MSF_FORMAT2) |
1523 | SET(cmd->byte2, CD_MSF)((cmd->byte2) |= (0x02)); |
1524 | cmd->byte3 = SRS_SUBQ0x40; |
1525 | cmd->subchan_format = format; |
1526 | cmd->track = track; |
1527 | _lto2b(len, cmd->data_len); |
1528 | |
1529 | error = scsi_xs_sync(xs); |
1530 | scsi_xs_put(xs); |
1531 | |
1532 | return error; |
1533 | } |
1534 | |
1535 | /* |
1536 | * Read table of contents |
1537 | */ |
1538 | int |
1539 | cd_read_toc(struct cd_softc *sc, int mode, int start, void *data, int len, |
1540 | int control) |
1541 | { |
1542 | struct scsi_read_toc *cmd; |
1543 | struct scsi_xfer *xs; |
1544 | int error; |
1545 | |
1546 | xs = scsi_xs_get(sc->sc_link, SCSI_DATA_IN0x00800 | |
1547 | SCSI_IGNORE_ILLEGAL_REQUEST0x00100); |
1548 | if (xs == NULL((void *)0)) |
1549 | return ENOMEM12; |
1550 | xs->cmdlen = sizeof(*cmd); |
1551 | xs->data = data; |
1552 | xs->datalen = len; |
1553 | xs->timeout = 5000; |
1554 | |
1555 | bzero(data, len)__builtin_bzero((data), (len)); |
1556 | |
1557 | cmd = (struct scsi_read_toc *)&xs->cmd; |
1558 | cmd->opcode = READ_TOC0x43; |
1559 | |
1560 | if (mode == CD_MSF_FORMAT2) |
1561 | SET(cmd->byte2, CD_MSF)((cmd->byte2) |= (0x02)); |
1562 | cmd->from_track = start; |
1563 | _lto2b(len, cmd->data_len); |
1564 | cmd->control = control; |
1565 | |
1566 | error = scsi_xs_sync(xs); |
1567 | scsi_xs_put(xs); |
1568 | |
1569 | return error; |
1570 | } |
1571 | |
1572 | int |
1573 | cd_load_toc(struct cd_softc *sc, struct cd_toc *toc, int fmt) |
1574 | { |
1575 | int n, len, error; |
1576 | |
1577 | error = cd_read_toc(sc, 0, 0, toc, sizeof(toc->header), 0); |
1578 | |
1579 | if (error == 0) { |
1580 | if (toc->header.ending_track < toc->header.starting_track) |
1581 | return EIO5; |
1582 | /* +2 to account for leading out track. */ |
1583 | n = toc->header.ending_track - toc->header.starting_track + 2; |
1584 | len = n * sizeof(struct cd_toc_entry) + sizeof(toc->header); |
1585 | error = cd_read_toc(sc, fmt, 0, toc, len, 0); |
1586 | } |
1587 | |
1588 | return error; |
1589 | } |
1590 | |
1591 | |
1592 | /* |
1593 | * Get the scsi driver to send a full inquiry to the device and use the |
1594 | * results to fill out the disk parameter structure. |
1595 | */ |
1596 | int |
1597 | cd_get_parms(struct cd_softc *sc, int flags) |
1598 | { |
1599 | /* Reasonable defaults for drives that don't support READ_CAPACITY */ |
1600 | sc->params.secsize = 2048; |
1601 | sc->params.disksize = 400000; |
1602 | |
1603 | if (ISSET(sc->sc_link->quirks, ADEV_NOCAPACITY)((sc->sc_link->quirks) & (0x0080))) |
1604 | return 0; |
1605 | |
1606 | sc->params.disksize = cd_size(sc->sc_link, flags, &sc->params.secsize); |
1607 | |
1608 | if ((sc->params.secsize < 512) || |
1609 | ((sc->params.secsize & 511) != 0)) |
1610 | sc->params.secsize = 2048; /* some drives lie ! */ |
1611 | |
1612 | if (sc->params.disksize < 100) |
1613 | sc->params.disksize = 400000; |
1614 | |
1615 | return 0; |
1616 | } |
1617 | |
1618 | daddr_t |
1619 | cdsize(dev_t dev) |
1620 | { |
1621 | /* CD-ROMs are read-only. */ |
1622 | return -1; |
1623 | } |
1624 | |
1625 | int |
1626 | cddump(dev_t dev, daddr_t blkno, caddr_t va, size_t size) |
1627 | { |
1628 | /* Not implemented. */ |
1629 | return ENXIO6; |
1630 | } |
1631 | |
1632 | #define dvd_copy_key(dst, src)__builtin_memcpy(((dst)), ((src)), (5)) memcpy((dst), (src), DVD_KEY_SIZE)__builtin_memcpy(((dst)), ((src)), (5)) |
1633 | #define dvd_copy_challenge(dst, src)__builtin_memcpy(((dst)), ((src)), (10)) memcpy((dst), (src), DVD_CHALLENGE_SIZE)__builtin_memcpy(((dst)), ((src)), (10)) |
1634 | |
1635 | #define DVD_AUTH_BUFSIZE20 20 |
1636 | |
1637 | int |
1638 | dvd_auth(struct cd_softc *sc, union dvd_authinfo *a) |
1639 | { |
1640 | struct scsi_generic *cmd; |
1641 | struct scsi_xfer *xs; |
1642 | u_int8_t *buf; |
1643 | int error; |
1644 | |
1645 | buf = dma_alloc(DVD_AUTH_BUFSIZE20, PR_WAITOK0x0001 | PR_ZERO0x0008); |
1646 | if (buf == NULL((void *)0)) |
1647 | return ENOMEM12; |
1648 | |
1649 | xs = scsi_xs_get(sc->sc_link, 0); |
1650 | if (xs == NULL((void *)0)) { |
1651 | error = ENOMEM12; |
1652 | goto done; |
1653 | } |
1654 | xs->cmdlen = sizeof(*cmd); |
1655 | xs->timeout = 30000; |
1656 | xs->data = buf; |
1657 | |
1658 | cmd = &xs->cmd; |
1659 | |
1660 | switch (a->type) { |
1661 | case DVD_LU_SEND_AGID0: |
1662 | cmd->opcode = GPCMD_REPORT_KEY0xa4; |
1663 | cmd->bytes[8] = 8; |
1664 | cmd->bytes[9] = 0 | (0 << 6); |
1665 | xs->datalen = 8; |
1666 | SET(xs->flags, SCSI_DATA_IN)((xs->flags) |= (0x00800)); |
1667 | |
1668 | error = scsi_xs_sync(xs); |
1669 | scsi_xs_put(xs); |
1670 | |
1671 | if (error == 0) |
1672 | a->lsa.agid = buf[7] >> 6; |
1673 | break; |
1674 | |
1675 | case DVD_LU_SEND_CHALLENGE3: |
1676 | cmd->opcode = GPCMD_REPORT_KEY0xa4; |
1677 | cmd->bytes[8] = 16; |
1678 | cmd->bytes[9] = 1 | (a->lsc.agid << 6); |
1679 | xs->datalen = 16; |
1680 | SET(xs->flags, SCSI_DATA_IN)((xs->flags) |= (0x00800)); |
1681 | |
1682 | error = scsi_xs_sync(xs); |
1683 | scsi_xs_put(xs); |
1684 | if (error == 0) |
1685 | dvd_copy_challenge(a->lsc.chal, &buf[4])__builtin_memcpy(((a->lsc.chal)), ((&buf[4])), (10)); |
1686 | break; |
1687 | |
1688 | case DVD_LU_SEND_KEY12: |
1689 | cmd->opcode = GPCMD_REPORT_KEY0xa4; |
1690 | cmd->bytes[8] = 12; |
1691 | cmd->bytes[9] = 2 | (a->lsk.agid << 6); |
1692 | xs->datalen = 12; |
1693 | SET(xs->flags, SCSI_DATA_IN)((xs->flags) |= (0x00800)); |
1694 | |
1695 | error = scsi_xs_sync(xs); |
1696 | scsi_xs_put(xs); |
1697 | |
1698 | if (error == 0) |
1699 | dvd_copy_key(a->lsk.key, &buf[4])__builtin_memcpy(((a->lsk.key)), ((&buf[4])), (5)); |
1700 | break; |
1701 | |
1702 | case DVD_LU_SEND_TITLE_KEY7: |
1703 | cmd->opcode = GPCMD_REPORT_KEY0xa4; |
1704 | _lto4b(a->lstk.lba, &cmd->bytes[1]); |
1705 | cmd->bytes[8] = 12; |
1706 | cmd->bytes[9] = 4 | (a->lstk.agid << 6); |
1707 | xs->datalen = 12; |
1708 | SET(xs->flags, SCSI_DATA_IN)((xs->flags) |= (0x00800)); |
1709 | |
1710 | error = scsi_xs_sync(xs); |
1711 | scsi_xs_put(xs); |
1712 | |
1713 | if (error == 0) { |
1714 | a->lstk.cpm = (buf[4] >> 7) & 1; |
1715 | a->lstk.cp_sec = (buf[4] >> 6) & 1; |
1716 | a->lstk.cgms = (buf[4] >> 4) & 3; |
1717 | dvd_copy_key(a->lstk.title_key, &buf[5])__builtin_memcpy(((a->lstk.title_key)), ((&buf[5])), ( 5)); |
1718 | } |
1719 | break; |
1720 | |
1721 | case DVD_LU_SEND_ASF8: |
1722 | cmd->opcode = GPCMD_REPORT_KEY0xa4; |
1723 | cmd->bytes[8] = 8; |
1724 | cmd->bytes[9] = 5 | (a->lsasf.agid << 6); |
1725 | xs->datalen = 8; |
1726 | SET(xs->flags, SCSI_DATA_IN)((xs->flags) |= (0x00800)); |
1727 | |
1728 | error = scsi_xs_sync(xs); |
1729 | scsi_xs_put(xs); |
1730 | |
1731 | if (error == 0) |
1732 | a->lsasf.asf = buf[7] & 1; |
1733 | break; |
1734 | |
1735 | case DVD_HOST_SEND_CHALLENGE1: |
1736 | cmd->opcode = GPCMD_SEND_KEY0xa3; |
1737 | cmd->bytes[8] = 16; |
1738 | cmd->bytes[9] = 1 | (a->hsc.agid << 6); |
1739 | buf[1] = 14; |
1740 | dvd_copy_challenge(&buf[4], a->hsc.chal)__builtin_memcpy(((&buf[4])), ((a->hsc.chal)), (10)); |
1741 | xs->datalen = 16; |
1742 | SET(xs->flags, SCSI_DATA_OUT)((xs->flags) |= (0x01000)); |
1743 | |
1744 | error = scsi_xs_sync(xs); |
1745 | scsi_xs_put(xs); |
1746 | |
1747 | if (error == 0) |
1748 | a->type = DVD_LU_SEND_KEY12; |
1749 | break; |
1750 | |
1751 | case DVD_HOST_SEND_KEY24: |
1752 | cmd->opcode = GPCMD_SEND_KEY0xa3; |
1753 | cmd->bytes[8] = 12; |
1754 | cmd->bytes[9] = 3 | (a->hsk.agid << 6); |
1755 | buf[1] = 10; |
1756 | dvd_copy_key(&buf[4], a->hsk.key)__builtin_memcpy(((&buf[4])), ((a->hsk.key)), (5)); |
1757 | xs->datalen = 12; |
1758 | SET(xs->flags, SCSI_DATA_OUT)((xs->flags) |= (0x01000)); |
1759 | |
1760 | error = scsi_xs_sync(xs); |
1761 | scsi_xs_put(xs); |
1762 | |
1763 | if (error == 0) |
1764 | a->type = DVD_AUTH_ESTABLISHED5; |
1765 | else |
1766 | a->type = DVD_AUTH_FAILURE6; |
1767 | break; |
1768 | |
1769 | case DVD_INVALIDATE_AGID9: |
1770 | cmd->opcode = GPCMD_REPORT_KEY0xa4; |
1771 | cmd->bytes[9] = 0x3f | (a->lsa.agid << 6); |
1772 | xs->data = NULL((void *)0); |
1773 | |
1774 | error = scsi_xs_sync(xs); |
1775 | scsi_xs_put(xs); |
1776 | break; |
1777 | |
1778 | case DVD_LU_SEND_RPC_STATE10: |
1779 | cmd->opcode = GPCMD_REPORT_KEY0xa4; |
1780 | cmd->bytes[8] = 8; |
1781 | cmd->bytes[9] = 8 | (0 << 6); |
1782 | xs->datalen = 8; |
1783 | SET(xs->flags, SCSI_DATA_IN)((xs->flags) |= (0x00800)); |
1784 | |
1785 | error = scsi_xs_sync(xs); |
1786 | scsi_xs_put(xs); |
1787 | |
1788 | if (error == 0) { |
1789 | a->lrpcs.type = (buf[4] >> 6) & 3; |
1790 | a->lrpcs.vra = (buf[4] >> 3) & 7; |
1791 | a->lrpcs.ucca = (buf[4]) & 7; |
1792 | a->lrpcs.region_mask = buf[5]; |
1793 | a->lrpcs.rpc_scheme = buf[6]; |
1794 | } |
1795 | break; |
1796 | |
1797 | case DVD_HOST_SEND_RPC_STATE11: |
1798 | cmd->opcode = GPCMD_SEND_KEY0xa3; |
1799 | cmd->bytes[8] = 8; |
1800 | cmd->bytes[9] = 6 | (0 << 6); |
1801 | buf[1] = 6; |
1802 | buf[4] = a->hrpcs.pdrc; |
1803 | xs->datalen = 8; |
1804 | SET(xs->flags, SCSI_DATA_OUT)((xs->flags) |= (0x01000)); |
1805 | |
1806 | error = scsi_xs_sync(xs); |
1807 | scsi_xs_put(xs); |
1808 | break; |
1809 | |
1810 | default: |
1811 | scsi_xs_put(xs); |
1812 | error = ENOTTY25; |
1813 | break; |
1814 | } |
1815 | done: |
1816 | dma_free(buf, DVD_AUTH_BUFSIZE20); |
1817 | return error; |
1818 | } |
1819 | |
1820 | #define DVD_READ_PHYSICAL_BUFSIZE(4 + 4 * 20) (4 + 4 * 20) |
1821 | int |
1822 | dvd_read_physical(struct cd_softc *sc, union dvd_struct *s) |
1823 | { |
1824 | struct scsi_generic *cmd; |
1825 | struct dvd_layer *layer; |
1826 | struct scsi_xfer *xs; |
1827 | u_int8_t *buf, *bufp; |
1828 | int error, i; |
1829 | |
1830 | buf = dma_alloc(DVD_READ_PHYSICAL_BUFSIZE(4 + 4 * 20), PR_WAITOK0x0001 | PR_ZERO0x0008); |
1831 | if (buf == NULL((void *)0)) |
1832 | return ENOMEM12; |
1833 | |
1834 | xs = scsi_xs_get(sc->sc_link, SCSI_DATA_IN0x00800); |
1835 | if (xs == NULL((void *)0)) { |
1836 | error = ENOMEM12; |
1837 | goto done; |
1838 | } |
1839 | xs->cmdlen = sizeof(*cmd); |
1840 | xs->data = buf; |
1841 | xs->datalen = DVD_READ_PHYSICAL_BUFSIZE(4 + 4 * 20); |
1842 | xs->timeout = 30000; |
1843 | |
1844 | cmd = &xs->cmd; |
1845 | cmd->opcode = GPCMD_READ_DVD_STRUCTURE0xad; |
1846 | cmd->bytes[6] = s->type; |
1847 | _lto2b(xs->datalen, &cmd->bytes[7]); |
1848 | |
1849 | cmd->bytes[5] = s->physical.layer_num; |
1850 | |
1851 | error = scsi_xs_sync(xs); |
1852 | scsi_xs_put(xs); |
1853 | |
1854 | if (error == 0) { |
1855 | for (i = 0, bufp = &buf[4], layer = &s->physical.layer[0]; |
1856 | i < 4; i++, bufp += 20, layer++) { |
1857 | bzero(layer, sizeof(*layer))__builtin_bzero((layer), (sizeof(*layer))); |
1858 | layer->book_version = bufp[0] & 0xf; |
1859 | layer->book_type = bufp[0] >> 4; |
1860 | layer->min_rate = bufp[1] & 0xf; |
1861 | layer->disc_size = bufp[1] >> 4; |
1862 | layer->layer_type = bufp[2] & 0xf; |
1863 | layer->track_path = (bufp[2] >> 4) & 1; |
1864 | layer->nlayers = (bufp[2] >> 5) & 3; |
1865 | layer->track_density = bufp[3] & 0xf; |
1866 | layer->linear_density = bufp[3] >> 4; |
1867 | layer->start_sector = _4btol(&bufp[4]); |
1868 | layer->end_sector = _4btol(&bufp[8]); |
1869 | layer->end_sector_l0 = _4btol(&bufp[12]); |
1870 | layer->bca = bufp[16] >> 7; |
1871 | } |
1872 | } |
1873 | done: |
1874 | dma_free(buf, DVD_READ_PHYSICAL_BUFSIZE(4 + 4 * 20)); |
1875 | return error; |
1876 | } |
1877 | |
1878 | #define DVD_READ_COPYRIGHT_BUFSIZE8 8 |
1879 | int |
1880 | dvd_read_copyright(struct cd_softc *sc, union dvd_struct *s) |
1881 | { |
1882 | struct scsi_generic *cmd; |
1883 | struct scsi_xfer *xs; |
1884 | u_int8_t *buf; |
1885 | int error; |
1886 | |
1887 | buf = dma_alloc(DVD_READ_COPYRIGHT_BUFSIZE8, PR_WAITOK0x0001 | PR_ZERO0x0008); |
1888 | if (buf == NULL((void *)0)) |
1889 | return ENOMEM12; |
1890 | |
1891 | xs = scsi_xs_get(sc->sc_link, SCSI_DATA_IN0x00800); |
1892 | if (xs == NULL((void *)0)) { |
1893 | error = ENOMEM12; |
1894 | goto done; |
1895 | } |
1896 | xs->cmdlen = sizeof(*cmd); |
1897 | xs->data = buf; |
1898 | xs->datalen = DVD_READ_COPYRIGHT_BUFSIZE8; |
1899 | xs->timeout = 30000; |
1900 | |
1901 | cmd = &xs->cmd; |
1902 | cmd->opcode = GPCMD_READ_DVD_STRUCTURE0xad; |
1903 | cmd->bytes[6] = s->type; |
1904 | _lto2b(xs->datalen, &cmd->bytes[7]); |
1905 | |
1906 | cmd->bytes[5] = s->copyright.layer_num; |
1907 | |
1908 | error = scsi_xs_sync(xs); |
1909 | scsi_xs_put(xs); |
1910 | |
1911 | if (error == 0) { |
1912 | s->copyright.cpst = buf[4]; |
1913 | s->copyright.rmi = buf[5]; |
1914 | } |
1915 | done: |
1916 | dma_free(buf, DVD_READ_COPYRIGHT_BUFSIZE8); |
1917 | return error; |
1918 | } |
1919 | |
1920 | int |
1921 | dvd_read_disckey(struct cd_softc *sc, union dvd_struct *s) |
1922 | { |
1923 | struct scsi_read_dvd_structure_data *buf; |
1924 | struct scsi_read_dvd_structure *cmd; |
1925 | struct scsi_xfer *xs; |
1926 | int error; |
1927 | |
1928 | buf = dma_alloc(sizeof(*buf), PR_WAITOK0x0001 | PR_ZERO0x0008); |
1929 | if (buf == NULL((void *)0)) |
1930 | return ENOMEM12; |
1931 | |
1932 | xs = scsi_xs_get(sc->sc_link, SCSI_DATA_IN0x00800); |
1933 | if (xs == NULL((void *)0)) { |
1934 | error = ENOMEM12; |
1935 | goto done; |
1936 | } |
1937 | xs->cmdlen = sizeof(*cmd); |
1938 | xs->data = (void *)buf; |
1939 | xs->datalen = sizeof(*buf); |
1940 | xs->timeout = 30000; |
1941 | |
1942 | cmd = (struct scsi_read_dvd_structure *)&xs->cmd; |
1943 | cmd->opcode = GPCMD_READ_DVD_STRUCTURE0xad; |
1944 | cmd->format = s->type; |
1945 | cmd->agid = s->disckey.agid << 6; |
1946 | _lto2b(xs->datalen, cmd->length); |
1947 | |
1948 | error = scsi_xs_sync(xs); |
1949 | scsi_xs_put(xs); |
1950 | |
1951 | if (error == 0) |
1952 | memcpy(s->disckey.value, buf->data, sizeof(s->disckey.value))__builtin_memcpy((s->disckey.value), (buf->data), (sizeof (s->disckey.value))); |
1953 | done: |
1954 | dma_free(buf, sizeof(*buf)); |
1955 | return error; |
1956 | } |
1957 | |
1958 | #define DVD_READ_BCA_BUFLEN(4 + 188) (4 + 188) |
1959 | |
1960 | int |
1961 | dvd_read_bca(struct cd_softc *sc, union dvd_struct *s) |
1962 | { |
1963 | struct scsi_generic *cmd; |
1964 | struct scsi_xfer *xs; |
1965 | u_int8_t *buf; |
1966 | int error; |
1967 | |
1968 | buf = dma_alloc(DVD_READ_BCA_BUFLEN(4 + 188), PR_WAITOK0x0001 | PR_ZERO0x0008); |
1969 | if (buf == NULL((void *)0)) |
1970 | return ENOMEM12; |
1971 | |
1972 | xs = scsi_xs_get(sc->sc_link, SCSI_DATA_IN0x00800); |
1973 | if (xs == NULL((void *)0)) { |
1974 | error = ENOMEM12; |
1975 | goto done; |
1976 | } |
1977 | xs->cmdlen = sizeof(*cmd); |
1978 | xs->data = buf; |
1979 | xs->datalen = DVD_READ_BCA_BUFLEN(4 + 188); |
1980 | xs->timeout = 30000; |
1981 | |
1982 | cmd = &xs->cmd; |
1983 | cmd->opcode = GPCMD_READ_DVD_STRUCTURE0xad; |
1984 | cmd->bytes[6] = s->type; |
1985 | _lto2b(xs->datalen, &cmd->bytes[7]); |
1986 | |
1987 | error = scsi_xs_sync(xs); |
1988 | scsi_xs_put(xs); |
1989 | |
1990 | if (error == 0) { |
1991 | s->bca.len = _2btol(&buf[0]); |
1992 | if (s->bca.len < 12 || s->bca.len > 188) |
1993 | return EIO5; |
1994 | memcpy(s->bca.value, &buf[4], s->bca.len)__builtin_memcpy((s->bca.value), (&buf[4]), (s->bca .len)); |
1995 | } |
1996 | done: |
1997 | dma_free(buf, DVD_READ_BCA_BUFLEN(4 + 188)); |
1998 | return error; |
1999 | } |
2000 | |
2001 | int |
2002 | dvd_read_manufact(struct cd_softc *sc, union dvd_struct *s) |
2003 | { |
2004 | struct scsi_read_dvd_structure_data *buf; |
2005 | struct scsi_read_dvd_structure *cmd; |
2006 | struct scsi_xfer *xs; |
2007 | int error; |
2008 | |
2009 | buf = dma_alloc(sizeof(*buf), PR_WAITOK0x0001 | PR_ZERO0x0008); |
2010 | if (buf == NULL((void *)0)) |
2011 | return ENOMEM12; |
2012 | |
2013 | xs = scsi_xs_get(sc->sc_link, SCSI_DATA_IN0x00800); |
2014 | if (xs == NULL((void *)0)) { |
2015 | error = ENOMEM12; |
2016 | goto done; |
2017 | } |
2018 | xs->cmdlen = sizeof(*cmd); |
2019 | xs->data = (void *)buf; |
2020 | xs->datalen = sizeof(*buf); |
2021 | xs->timeout = 30000; |
2022 | |
2023 | cmd = (struct scsi_read_dvd_structure *)&xs->cmd; |
2024 | cmd->opcode = GPCMD_READ_DVD_STRUCTURE0xad; |
2025 | cmd->format = s->type; |
2026 | _lto2b(xs->datalen, cmd->length); |
2027 | |
2028 | error = scsi_xs_sync(xs); |
2029 | scsi_xs_put(xs); |
2030 | |
2031 | if (error == 0) { |
2032 | s->manufact.len = _2btol(buf->len); |
2033 | if (s->manufact.len >= 0 && s->manufact.len <= 2048) |
2034 | memcpy(s->manufact.value, buf->data, s->manufact.len)__builtin_memcpy((s->manufact.value), (buf->data), (s-> manufact.len)); |
2035 | else |
2036 | error = EIO5; |
2037 | } |
2038 | done: |
2039 | dma_free(buf, sizeof(*buf)); |
2040 | return error; |
2041 | } |
2042 | |
2043 | int |
2044 | dvd_read_struct(struct cd_softc *sc, union dvd_struct *s) |
2045 | { |
2046 | switch (s->type) { |
2047 | case DVD_STRUCT_PHYSICAL0x00: |
2048 | return dvd_read_physical(sc, s); |
2049 | case DVD_STRUCT_COPYRIGHT0x01: |
2050 | return dvd_read_copyright(sc, s); |
2051 | case DVD_STRUCT_DISCKEY0x02: |
2052 | return dvd_read_disckey(sc, s); |
2053 | case DVD_STRUCT_BCA0x03: |
2054 | return dvd_read_bca(sc, s); |
2055 | case DVD_STRUCT_MANUFACT0x04: |
2056 | return dvd_read_manufact(sc, s); |
2057 | default: |
2058 | return EINVAL22; |
2059 | } |
2060 | } |
2061 | |
2062 | int |
2063 | cd_interpret_sense(struct scsi_xfer *xs) |
2064 | { |
2065 | struct scsi_sense_data *sense = &xs->sense; |
2066 | struct scsi_link *link = xs->sc_link; |
2067 | u_int8_t skey = sense->flags & SSD_KEY0x0F; |
2068 | u_int8_t serr = sense->error_code & SSD_ERRCODE0x7F; |
2069 | |
2070 | if (!ISSET(link->flags, SDEV_OPEN)((link->flags) & (0x0008)) || |
2071 | (serr != SSD_ERRCODE_CURRENT0x70 && serr != SSD_ERRCODE_DEFERRED0x71)) |
2072 | return scsi_interpret_sense(xs); |
2073 | |
2074 | /* |
2075 | * We do custom processing in cd for the unit becoming ready |
2076 | * case. We do not allow xs->retries to be decremented on the |
2077 | * "Unit Becoming Ready" case. This is because CD drives |
2078 | * report "Unit Becoming Ready" when loading media and can |
2079 | * take a long time. Rather than having a massive timeout for |
2080 | * all operations (which would cause other problems), we allow |
2081 | * operations to wait (but be interruptible with Ctrl-C) |
2082 | * forever as long as the drive is reporting that it is |
2083 | * becoming ready. All other cases of not being ready are |
2084 | * handled by the default handler. |
2085 | */ |
2086 | switch(skey) { |
2087 | case SKEY_NOT_READY0x02: |
2088 | if (ISSET(xs->flags, SCSI_IGNORE_NOT_READY)((xs->flags) & (0x00040))) |
2089 | return 0; |
2090 | if (ASC_ASCQ(sense)((sense->add_sense_code << 8) | sense->add_sense_code_qual ) == SENSE_NOT_READY_BECOMING_READY0x0401) { |
2091 | SC_DEBUG(link, SDEV_DB1, ("not ready: busy (%#x)\n", |
2092 | sense->add_sense_code_qual)); |
2093 | /* don't count this as a retry */ |
2094 | xs->retries++; |
2095 | return scsi_delay(xs, 1); |
2096 | } |
2097 | break; |
2098 | /* XXX more to come here for a few other cases */ |
2099 | default: |
2100 | break; |
2101 | } |
2102 | return scsi_interpret_sense(xs); |
2103 | } |
2104 | |
2105 | /* |
2106 | * Find out from the device what its capacity is. |
2107 | */ |
2108 | u_int64_t |
2109 | cd_size(struct scsi_link *link, int flags, u_int32_t *blksize) |
2110 | { |
2111 | struct scsi_read_cap_data_16 *rdcap16; |
2112 | struct scsi_read_cap_data *rdcap; |
2113 | u_int64_t max_addr; |
2114 | int error; |
2115 | |
2116 | if (blksize != NULL((void *)0)) |
2117 | *blksize = 0; |
2118 | |
2119 | CLR(flags, SCSI_IGNORE_ILLEGAL_REQUEST)((flags) &= ~(0x00100)); |
2120 | |
2121 | /* |
2122 | * Start with a READ CAPACITY(10). |
2123 | */ |
2124 | rdcap = dma_alloc(sizeof(*rdcap), ((flags & SCSI_NOSLEEP0x00001) ? |
2125 | PR_NOWAIT0x0002 : PR_WAITOK0x0001) | PR_ZERO0x0008); |
2126 | if (rdcap == NULL((void *)0)) |
2127 | return 0; |
2128 | |
2129 | error = scsi_read_cap_10(link, rdcap, flags); |
2130 | if (error) { |
2131 | dma_free(rdcap, sizeof(*rdcap)); |
2132 | return 0; |
2133 | } |
2134 | |
2135 | max_addr = _4btol(rdcap->addr); |
2136 | if (blksize != NULL((void *)0)) |
2137 | *blksize = _4btol(rdcap->length); |
2138 | dma_free(rdcap, sizeof(*rdcap)); |
2139 | |
2140 | /* |
2141 | * pre-SPC (i.e. pre-SCSI-3) devices reporting less than 2^32-1 sectors |
2142 | * can stop here. |
2143 | */ |
2144 | if (SID_ANSII_REV(&link->inqdata)((&link->inqdata)->version & 0x07) < SCSI_REV_SPC0x03 && |
2145 | max_addr != 0xffffffff) |
2146 | goto exit; |
2147 | |
2148 | rdcap16 = dma_alloc(sizeof(*rdcap16), ((flags & SCSI_NOSLEEP0x00001) ? |
2149 | PR_NOWAIT0x0002 : PR_WAITOK0x0001) | PR_ZERO0x0008); |
2150 | if (rdcap16 == NULL((void *)0)) |
2151 | goto exit; |
2152 | |
2153 | error = scsi_read_cap_16(link, rdcap16, flags); |
2154 | if (error) { |
2155 | dma_free(rdcap16, sizeof(*rdcap16)); |
2156 | goto exit; |
2157 | } |
2158 | |
2159 | max_addr = _8btol(rdcap16->addr); |
2160 | if (blksize != NULL((void *)0)) |
2161 | *blksize = _4btol(rdcap16->length); |
2162 | /* XXX The other READ CAPACITY(16) info could be stored away. */ |
2163 | dma_free(rdcap16, sizeof(*rdcap16)); |
2164 | |
2165 | return max_addr + 1; |
2166 | |
2167 | exit: |
2168 | /* Return READ CAPACITY 10 values. */ |
2169 | if (max_addr != 0xffffffff) |
2170 | return max_addr + 1; |
2171 | else if (blksize != NULL((void *)0)) |
2172 | *blksize = 0; |
2173 | return 0; |
2174 | } |
2175 | |
2176 | #if defined(__macppc__) |
2177 | int |
2178 | cd_eject(void) |
2179 | { |
2180 | struct cd_softc *sc; |
2181 | int error = 0; |
2182 | |
2183 | if (cd_cd.cd_ndevs == 0 || (sc = cd_cd.cd_devs[0]) == NULL((void *)0)) |
2184 | return ENXIO6; |
2185 | |
2186 | if ((error = disk_lock(&sc->sc_dk)) != 0) |
2187 | return error; |
2188 | |
2189 | if (sc->sc_dk.dk_openmask == 0) { |
2190 | SET(sc->sc_link->flags, SDEV_EJECTING)((sc->sc_link->flags) |= (0x0100)); |
2191 | |
2192 | scsi_prevent(sc->sc_link, PR_ALLOW0x00, |
2193 | SCSI_IGNORE_ILLEGAL_REQUEST0x00100 | SCSI_IGNORE_NOT_READY0x00040 | |
2194 | SCSI_SILENT0x00020 | SCSI_IGNORE_MEDIA_CHANGE0x00080); |
2195 | CLR(sc->sc_link->flags, SDEV_MEDIA_LOADED)((sc->sc_link->flags) &= ~(0x0002)); |
2196 | |
2197 | scsi_start(sc->sc_link, SSS_STOP0x00|SSS_LOEJ0x02, 0); |
2198 | |
2199 | CLR(sc->sc_link->flags, SDEV_EJECTING)((sc->sc_link->flags) &= ~(0x0100)); |
2200 | } |
2201 | disk_unlock(&sc->sc_dk); |
2202 | |
2203 | return error; |
2204 | } |
2205 | #endif /* __macppc__ */ |