1 /* $NetBSD: cd.c,v 1.306 2012/02/25 10:17:14 shattered Exp $ */ 2 3 /*- 4 * Copyright (c) 1998, 2001, 2003, 2004, 2005, 2008 The NetBSD Foundation, 5 * Inc. All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Charles M. Hannum. 9 * 10 * MMC framework implemented and contributed to the NetBSD Foundation by 11 * Reinoud Zandijk. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 * POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 /* 36 * Originally written by Julian Elischer (julian@tfs.com) 37 * for TRW Financial Systems for use under the MACH(2.5) operating system. 38 * 39 * TRW Financial Systems, in accordance with their agreement with Carnegie 40 * Mellon University, makes this software available to CMU to distribute 41 * or use in any manner that they see fit as long as this message is kept with 42 * the software. For this reason TFS also grants any other persons or 43 * organisations permission to use or modify this software. 44 * 45 * TFS supplies this software to be publicly redistributed 46 * on the understanding that TFS is not responsible for the correct 47 * functioning of this software in any circumstances. 48 * 49 * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 50 */ 51 52 #include <sys/cdefs.h> 53 __KERNEL_RCSID(0, "$NetBSD: cd.c,v 1.306 2012/02/25 10:17:14 shattered Exp $"); 54 55 #include <sys/param.h> 56 #include <sys/systm.h> 57 #include <sys/kernel.h> 58 #include <sys/file.h> 59 #include <sys/stat.h> 60 #include <sys/ioctl.h> 61 #include <sys/buf.h> 62 #include <sys/bufq.h> 63 #include <sys/uio.h> 64 #include <sys/malloc.h> 65 #include <sys/errno.h> 66 #include <sys/device.h> 67 #include <sys/disklabel.h> 68 #include <sys/disk.h> 69 #include <sys/cdio.h> 70 #include <sys/dvdio.h> 71 #include <sys/scsiio.h> 72 #include <sys/proc.h> 73 #include <sys/conf.h> 74 #include <sys/vnode.h> 75 #include <sys/rnd.h> 76 77 #include <dev/scsipi/scsi_spc.h> 78 #include <dev/scsipi/scsipi_all.h> 79 #include <dev/scsipi/scsipi_cd.h> 80 #include <dev/scsipi/scsipi_disk.h> /* rw_big and start_stop come */ 81 #include <dev/scsipi/scsi_all.h> 82 /* from there */ 83 #include <dev/scsipi/scsi_disk.h> /* rw comes from there */ 84 #include <dev/scsipi/scsipiconf.h> 85 #include <dev/scsipi/scsipi_base.h> 86 #include <dev/scsipi/cdvar.h> 87 88 #include <prop/proplib.h> 89 90 #define CDUNIT(z) DISKUNIT(z) 91 #define CDPART(z) DISKPART(z) 92 #define CDMINOR(unit, part) DISKMINOR(unit, part) 93 #define MAKECDDEV(maj, unit, part) MAKEDISKDEV(maj, unit, part) 94 95 #define MAXTRACK 99 96 #define CD_BLOCK_OFFSET 150 97 #define CD_FRAMES 75 98 #define CD_SECS 60 99 100 #define CD_TOC_FORM 0 /* formatted TOC, exposed to userland */ 101 #define CD_TOC_MSINFO 1 /* multi-session info */ 102 #define CD_TOC_RAW 2 /* raw TOC as on disc, unprocessed */ 103 #define CD_TOC_PMA 3 /* PMA, used as intermediate (rare use) */ 104 #define CD_TOC_ATIP 4 /* pressed space of recordable */ 105 #define CD_TOC_CDTEXT 5 /* special CD-TEXT, rarely used */ 106 107 #define P5LEN 0x32 108 #define MS5LEN (P5LEN + 8 + 2) 109 110 struct cd_formatted_toc { 111 struct ioc_toc_header header; 112 struct cd_toc_entry entries[MAXTRACK+1]; /* One extra for the */ 113 /* leadout */ 114 }; 115 116 struct cdbounce { 117 struct buf *obp; /* original buf */ 118 int doff; /* byte offset in orig. buf */ 119 int soff; /* byte offset in bounce buf */ 120 int resid; /* residual i/o in orig. buf */ 121 int bcount; /* actual obp bytes in bounce */ 122 }; 123 124 static void cdstart(struct scsipi_periph *); 125 static void cdrestart(void *); 126 static void cdminphys(struct buf *); 127 static void cdgetdefaultlabel(struct cd_softc *, struct cd_formatted_toc *, 128 struct disklabel *); 129 static void cdgetdisklabel(struct cd_softc *); 130 static void cddone(struct scsipi_xfer *, int); 131 static void cdbounce(struct buf *); 132 static int cd_interpret_sense(struct scsipi_xfer *); 133 static u_long cd_size(struct cd_softc *, int); 134 static int cd_play(struct cd_softc *, int, int); 135 static int cd_play_tracks(struct cd_softc *, struct cd_formatted_toc *, 136 int, int, int, int); 137 static int cd_play_msf(struct cd_softc *, int, int, int, int, int, int); 138 static int cd_pause(struct cd_softc *, int); 139 static int cd_reset(struct cd_softc *); 140 static int cd_read_subchannel(struct cd_softc *, int, int, int, 141 struct cd_sub_channel_info *, int, int); 142 static int cd_read_toc(struct cd_softc *, int, int, int, 143 struct cd_formatted_toc *, int, int, int); 144 static int cd_get_parms(struct cd_softc *, int); 145 static int cd_load_toc(struct cd_softc *, int, struct cd_formatted_toc *, int); 146 static int cdreadmsaddr(struct cd_softc *, struct cd_formatted_toc *,int *); 147 static int cdcachesync(struct scsipi_periph *periph, int flags); 148 149 static int dvd_auth(struct cd_softc *, dvd_authinfo *); 150 static int dvd_read_physical(struct cd_softc *, dvd_struct *); 151 static int dvd_read_copyright(struct cd_softc *, dvd_struct *); 152 static int dvd_read_disckey(struct cd_softc *, dvd_struct *); 153 static int dvd_read_bca(struct cd_softc *, dvd_struct *); 154 static int dvd_read_manufact(struct cd_softc *, dvd_struct *); 155 static int dvd_read_struct(struct cd_softc *, dvd_struct *); 156 157 static int cd_mode_sense(struct cd_softc *, u_int8_t, void *, size_t, int, 158 int, int *); 159 static int cd_mode_select(struct cd_softc *, u_int8_t, void *, size_t, 160 int, int); 161 static int cd_setchan(struct cd_softc *, int, int, int, int, int); 162 static int cd_getvol(struct cd_softc *, struct ioc_vol *, int); 163 static int cd_setvol(struct cd_softc *, const struct ioc_vol *, int); 164 static int cd_set_pa_immed(struct cd_softc *, int); 165 static int cd_load_unload(struct cd_softc *, struct ioc_load_unload *); 166 static int cd_setblksize(struct cd_softc *); 167 168 static int cdmatch(device_t, cfdata_t, void *); 169 static void cdattach(device_t, device_t, void *); 170 static int cddetach(device_t, int); 171 172 static int mmc_getdiscinfo(struct scsipi_periph *, struct mmc_discinfo *); 173 static int mmc_gettrackinfo(struct scsipi_periph *, struct mmc_trackinfo *); 174 static int mmc_do_op(struct scsipi_periph *, struct mmc_op *); 175 static int mmc_setup_writeparams(struct scsipi_periph *, struct mmc_writeparams *); 176 177 static void cd_set_properties(struct cd_softc *); 178 179 CFATTACH_DECL3_NEW(cd, sizeof(struct cd_softc), cdmatch, cdattach, cddetach, 180 NULL, NULL, NULL, DVF_DETACH_SHUTDOWN); 181 182 extern struct cfdriver cd_cd; 183 184 static const struct scsipi_inquiry_pattern cd_patterns[] = { 185 {T_CDROM, T_REMOV, 186 "", "", ""}, 187 {T_WORM, T_REMOV, 188 "", "", ""}, 189 #if 0 190 {T_CDROM, T_REMOV, /* more luns */ 191 "PIONEER ", "CD-ROM DRM-600 ", ""}, 192 #endif 193 {T_DIRECT, T_REMOV, 194 "NEC CD-ROM DRIVE:260", "", ""}, 195 }; 196 197 static dev_type_open(cdopen); 198 static dev_type_close(cdclose); 199 static dev_type_read(cdread); 200 static dev_type_write(cdwrite); 201 static dev_type_ioctl(cdioctl); 202 static dev_type_strategy(cdstrategy); 203 static dev_type_dump(cddump); 204 static dev_type_size(cdsize); 205 206 const struct bdevsw cd_bdevsw = { 207 cdopen, cdclose, cdstrategy, cdioctl, cddump, cdsize, D_DISK 208 }; 209 210 const struct cdevsw cd_cdevsw = { 211 cdopen, cdclose, cdread, cdwrite, cdioctl, 212 nostop, notty, nopoll, nommap, nokqfilter, D_DISK 213 }; 214 215 static struct dkdriver cddkdriver = { cdstrategy, NULL }; 216 217 static const struct scsipi_periphsw cd_switch = { 218 cd_interpret_sense, /* use our error handler first */ 219 cdstart, /* we have a queue, which is started by this */ 220 NULL, /* we do not have an async handler */ 221 cddone, /* deal with stats at interrupt time */ 222 }; 223 224 /* 225 * The routine called by the low level scsi routine when it discovers 226 * A device suitable for this driver 227 */ 228 static int 229 cdmatch(device_t parent, cfdata_t match, void *aux) 230 { 231 struct scsipibus_attach_args *sa = aux; 232 int priority; 233 234 (void)scsipi_inqmatch(&sa->sa_inqbuf, 235 cd_patterns, sizeof(cd_patterns) / sizeof(cd_patterns[0]), 236 sizeof(cd_patterns[0]), &priority); 237 238 return (priority); 239 } 240 241 static void 242 cdattach(device_t parent, device_t self, void *aux) 243 { 244 struct cd_softc *cd = device_private(self); 245 struct scsipibus_attach_args *sa = aux; 246 struct scsipi_periph *periph = sa->sa_periph; 247 248 SC_DEBUG(periph, SCSIPI_DB2, ("cdattach: ")); 249 250 cd->sc_dev = self; 251 252 mutex_init(&cd->sc_lock, MUTEX_DEFAULT, IPL_NONE); 253 254 if (scsipi_periph_bustype(sa->sa_periph) == SCSIPI_BUSTYPE_SCSI && 255 periph->periph_version == 0) 256 cd->flags |= CDF_ANCIENT; 257 258 bufq_alloc(&cd->buf_queue, "disksort", BUFQ_SORT_RAWBLOCK); 259 260 callout_init(&cd->sc_callout, 0); 261 262 /* 263 * Store information needed to contact our base driver 264 */ 265 cd->sc_periph = periph; 266 267 periph->periph_dev = cd->sc_dev; 268 periph->periph_switch = &cd_switch; 269 270 /* 271 * Increase our openings to the maximum-per-periph 272 * supported by the adapter. This will either be 273 * clamped down or grown by the adapter if necessary. 274 */ 275 periph->periph_openings = 276 SCSIPI_CHAN_MAX_PERIPH(periph->periph_channel); 277 periph->periph_flags |= PERIPH_GROW_OPENINGS; 278 279 /* 280 * Initialize and attach the disk structure. 281 */ 282 disk_init(&cd->sc_dk, device_xname(cd->sc_dev), &cddkdriver); 283 disk_attach(&cd->sc_dk); 284 285 aprint_normal("\n"); 286 aprint_naive("\n"); 287 288 rnd_attach_source(&cd->rnd_source, device_xname(cd->sc_dev), 289 RND_TYPE_DISK, 0); 290 291 if (!pmf_device_register(self, NULL, NULL)) 292 aprint_error_dev(self, "couldn't establish power handler\n"); 293 } 294 295 static int 296 cddetach(device_t self, int flags) 297 { 298 struct cd_softc *cd = device_private(self); 299 int s, bmaj, cmaj, i, mn; 300 301 /* locate the major number */ 302 bmaj = bdevsw_lookup_major(&cd_bdevsw); 303 cmaj = cdevsw_lookup_major(&cd_cdevsw); 304 /* Nuke the vnodes for any open instances */ 305 for (i = 0; i < MAXPARTITIONS; i++) { 306 mn = CDMINOR(device_unit(self), i); 307 vdevgone(bmaj, mn, mn, VBLK); 308 vdevgone(cmaj, mn, mn, VCHR); 309 } 310 311 /* kill any pending restart */ 312 callout_stop(&cd->sc_callout); 313 314 s = splbio(); 315 316 /* Kill off any queued buffers. */ 317 bufq_drain(cd->buf_queue); 318 319 bufq_free(cd->buf_queue); 320 321 /* Kill off any pending commands. */ 322 scsipi_kill_pending(cd->sc_periph); 323 324 splx(s); 325 326 mutex_destroy(&cd->sc_lock); 327 328 /* Detach from the disk list. */ 329 disk_detach(&cd->sc_dk); 330 disk_destroy(&cd->sc_dk); 331 332 /* Unhook the entropy source. */ 333 rnd_detach_source(&cd->rnd_source); 334 335 return (0); 336 } 337 338 /* 339 * open the device. Make sure the partition info is a up-to-date as can be. 340 */ 341 static int 342 cdopen(dev_t dev, int flag, int fmt, struct lwp *l) 343 { 344 struct cd_softc *cd; 345 struct scsipi_periph *periph; 346 struct scsipi_adapter *adapt; 347 int part; 348 int error; 349 int rawpart; 350 351 cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 352 if (cd == NULL) 353 return (ENXIO); 354 355 periph = cd->sc_periph; 356 adapt = periph->periph_channel->chan_adapter; 357 part = CDPART(dev); 358 359 SC_DEBUG(periph, SCSIPI_DB1, 360 ("cdopen: dev=0x%"PRIu64" (unit %"PRIu32" (of %d), partition %"PRId32")\n",dev, 361 CDUNIT(dev), cd_cd.cd_ndevs, CDPART(dev))); 362 363 /* 364 * If this is the first open of this device, add a reference 365 * to the adapter. 366 */ 367 if (cd->sc_dk.dk_openmask == 0 && 368 (error = scsipi_adapter_addref(adapt)) != 0) 369 return (error); 370 371 mutex_enter(&cd->sc_lock); 372 373 rawpart = (part == RAW_PART && fmt == S_IFCHR); 374 if ((periph->periph_flags & PERIPH_OPEN) != 0) { 375 /* 376 * If any partition is open, but the disk has been invalidated, 377 * disallow further opens. 378 */ 379 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0 && 380 !rawpart) { 381 error = EIO; 382 goto bad3; 383 } 384 } else { 385 int silent; 386 387 if (rawpart) 388 silent = XS_CTL_SILENT; 389 else 390 silent = 0; 391 392 /* Check that it is still responding and ok. */ 393 error = scsipi_test_unit_ready(periph, 394 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 395 silent); 396 397 /* 398 * Start the pack spinning if necessary. Always allow the 399 * raw parition to be opened, for raw IOCTLs. Data transfers 400 * will check for SDEV_MEDIA_LOADED. 401 */ 402 if (error == EIO) { 403 int error2; 404 405 error2 = scsipi_start(periph, SSS_START, silent); 406 switch (error2) { 407 case 0: 408 error = 0; 409 break; 410 case EIO: 411 case EINVAL: 412 break; 413 default: 414 error = error2; 415 break; 416 } 417 } 418 if (error) { 419 if (rawpart) 420 goto out; 421 goto bad3; 422 } 423 424 periph->periph_flags |= PERIPH_OPEN; 425 426 /* Lock the pack in. */ 427 error = scsipi_prevent(periph, SPAMR_PREVENT_DT, 428 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 429 SC_DEBUG(periph, SCSIPI_DB1, 430 ("cdopen: scsipi_prevent, error=%d\n", error)); 431 if (error) { 432 if (rawpart) 433 goto out; 434 goto bad; 435 } 436 437 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 438 /* Load the physical device parameters. */ 439 if (cd_get_parms(cd, 0) != 0) { 440 if (rawpart) 441 goto out; 442 error = ENXIO; 443 goto bad; 444 } 445 periph->periph_flags |= PERIPH_MEDIA_LOADED; 446 SC_DEBUG(periph, SCSIPI_DB3, ("Params loaded ")); 447 448 /* Fabricate a disk label. */ 449 cdgetdisklabel(cd); 450 SC_DEBUG(periph, SCSIPI_DB3, ("Disklabel fabricated ")); 451 452 cd_set_properties(cd); 453 } 454 } 455 456 /* Check that the partition exists. */ 457 if (part != RAW_PART && 458 (part >= cd->sc_dk.dk_label->d_npartitions || 459 cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED)) { 460 error = ENXIO; 461 goto bad; 462 } 463 464 out: /* Insure only one open at a time. */ 465 switch (fmt) { 466 case S_IFCHR: 467 cd->sc_dk.dk_copenmask |= (1 << part); 468 break; 469 case S_IFBLK: 470 cd->sc_dk.dk_bopenmask |= (1 << part); 471 break; 472 } 473 cd->sc_dk.dk_openmask = 474 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 475 476 SC_DEBUG(periph, SCSIPI_DB3, ("open complete\n")); 477 mutex_exit(&cd->sc_lock); 478 return (0); 479 480 bad: 481 if (cd->sc_dk.dk_openmask == 0) { 482 scsipi_prevent(periph, SPAMR_ALLOW, 483 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 484 periph->periph_flags &= ~PERIPH_OPEN; 485 } 486 487 bad3: 488 mutex_exit(&cd->sc_lock); 489 if (cd->sc_dk.dk_openmask == 0) 490 scsipi_adapter_delref(adapt); 491 return (error); 492 } 493 494 /* 495 * close the device.. only called if we are the LAST 496 * occurence of an open device 497 */ 498 static int 499 cdclose(dev_t dev, int flag, int fmt, struct lwp *l) 500 { 501 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 502 struct scsipi_periph *periph = cd->sc_periph; 503 struct scsipi_adapter *adapt = periph->periph_channel->chan_adapter; 504 int part = CDPART(dev); 505 int silent = 0; 506 507 if (part == RAW_PART && ((cd->sc_dk.dk_label->d_npartitions == 0) || 508 (part < cd->sc_dk.dk_label->d_npartitions && 509 cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED))) 510 silent = XS_CTL_SILENT; 511 512 mutex_enter(&cd->sc_lock); 513 514 switch (fmt) { 515 case S_IFCHR: 516 cd->sc_dk.dk_copenmask &= ~(1 << part); 517 break; 518 case S_IFBLK: 519 cd->sc_dk.dk_bopenmask &= ~(1 << part); 520 break; 521 } 522 cd->sc_dk.dk_openmask = 523 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 524 525 if (cd->sc_dk.dk_openmask == 0) { 526 /* synchronise caches on last close */ 527 cdcachesync(periph, silent); 528 529 /* drain outstanding calls */ 530 scsipi_wait_drain(periph); 531 532 scsipi_prevent(periph, SPAMR_ALLOW, 533 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 534 XS_CTL_IGNORE_NOT_READY | silent); 535 periph->periph_flags &= ~PERIPH_OPEN; 536 537 scsipi_wait_drain(periph); 538 539 scsipi_adapter_delref(adapt); 540 } 541 542 mutex_exit(&cd->sc_lock); 543 return (0); 544 } 545 546 /* 547 * Actually translate the requested transfer into one the physical driver can 548 * understand. The transfer is described by a buf and will include only one 549 * physical transfer. 550 */ 551 static void 552 cdstrategy(struct buf *bp) 553 { 554 struct cd_softc *cd = device_lookup_private(&cd_cd,CDUNIT(bp->b_dev)); 555 struct disklabel *lp; 556 struct scsipi_periph *periph = cd->sc_periph; 557 daddr_t blkno; 558 int s; 559 560 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdstrategy ")); 561 SC_DEBUG(cd->sc_periph, SCSIPI_DB1, 562 ("%d bytes @ blk %" PRId64 "\n", bp->b_bcount, bp->b_blkno)); 563 /* 564 * If the device has been made invalid, error out 565 * maybe the media changed 566 */ 567 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 568 if (periph->periph_flags & PERIPH_OPEN) 569 bp->b_error = EIO; 570 else 571 bp->b_error = ENODEV; 572 goto done; 573 } 574 575 lp = cd->sc_dk.dk_label; 576 577 /* 578 * The transfer must be a whole number of blocks, offset must not 579 * be negative. 580 */ 581 if ((bp->b_bcount % lp->d_secsize) != 0 || 582 bp->b_blkno < 0 ) { 583 bp->b_error = EINVAL; 584 goto done; 585 } 586 /* 587 * If it's a null transfer, return immediately 588 */ 589 if (bp->b_bcount == 0) 590 goto done; 591 592 /* 593 * Do bounds checking, adjust transfer. if error, process. 594 * If end of partition, just return. 595 */ 596 if (CDPART(bp->b_dev) == RAW_PART) { 597 if (bounds_check_with_mediasize(bp, DEV_BSIZE, 598 cd->params.disksize512) <= 0) 599 goto done; 600 } else { 601 if (bounds_check_with_label(&cd->sc_dk, bp, 602 (cd->flags & (CDF_WLABEL|CDF_LABELLING)) != 0) <= 0) 603 goto done; 604 } 605 606 /* 607 * Now convert the block number to absolute and put it in 608 * terms of the device's logical block size. 609 */ 610 blkno = bp->b_blkno / (lp->d_secsize / DEV_BSIZE); 611 if (CDPART(bp->b_dev) != RAW_PART) 612 blkno += lp->d_partitions[CDPART(bp->b_dev)].p_offset; 613 614 bp->b_rawblkno = blkno; 615 616 /* 617 * If the disklabel sector size does not match the device 618 * sector size we may need to do some extra work. 619 */ 620 if (lp->d_secsize != cd->params.blksize) { 621 622 /* 623 * If the xfer is not a multiple of the device block size 624 * or it is not block aligned, we need to bounce it. 625 */ 626 if ((bp->b_bcount % cd->params.blksize) != 0 || 627 ((blkno * lp->d_secsize) % cd->params.blksize) != 0) { 628 struct cdbounce *bounce; 629 struct buf *nbp; 630 long count; 631 632 if ((bp->b_flags & B_READ) == 0) { 633 634 /* XXXX We don't support bouncing writes. */ 635 bp->b_error = EACCES; 636 goto done; 637 } 638 639 bounce = malloc(sizeof(*bounce), M_DEVBUF, M_NOWAIT); 640 if (!bounce) { 641 /* No memory -- fail the iop. */ 642 bp->b_error = ENOMEM; 643 goto done; 644 } 645 646 bounce->obp = bp; 647 bounce->resid = bp->b_bcount; 648 bounce->doff = 0; 649 count = ((blkno * lp->d_secsize) % cd->params.blksize); 650 bounce->soff = count; 651 count += bp->b_bcount; 652 count = roundup(count, cd->params.blksize); 653 bounce->bcount = bounce->resid; 654 if (count > MAXPHYS) { 655 bounce->bcount = MAXPHYS - bounce->soff; 656 count = MAXPHYS; 657 } 658 659 blkno = ((blkno * lp->d_secsize) / cd->params.blksize); 660 nbp = getiobuf(NULL, false); 661 if (!nbp) { 662 /* No memory -- fail the iop. */ 663 free(bounce, M_DEVBUF); 664 bp->b_error = ENOMEM; 665 goto done; 666 } 667 nbp->b_data = malloc(count, M_DEVBUF, M_NOWAIT); 668 if (!nbp->b_data) { 669 /* No memory -- fail the iop. */ 670 free(bounce, M_DEVBUF); 671 putiobuf(nbp); 672 bp->b_error = ENOMEM; 673 goto done; 674 } 675 676 /* Set up the IOP to the bounce buffer. */ 677 nbp->b_error = 0; 678 nbp->b_proc = bp->b_proc; 679 nbp->b_bcount = count; 680 nbp->b_bufsize = count; 681 nbp->b_rawblkno = blkno; 682 nbp->b_flags = bp->b_flags | B_READ; 683 nbp->b_oflags = bp->b_oflags; 684 nbp->b_cflags = bp->b_cflags; 685 nbp->b_iodone = cdbounce; 686 687 /* store bounce state in b_private and use new buf */ 688 nbp->b_private = bounce; 689 690 BIO_COPYPRIO(nbp, bp); 691 692 bp = nbp; 693 694 } else { 695 /* Xfer is aligned -- just adjust the start block */ 696 bp->b_rawblkno = (blkno * lp->d_secsize) / 697 cd->params.blksize; 698 } 699 } 700 s = splbio(); 701 702 /* 703 * Place it in the queue of disk activities for this disk. 704 * 705 * XXX Only do disksort() if the current operating mode does not 706 * XXX include tagged queueing. 707 */ 708 bufq_put(cd->buf_queue, bp); 709 710 /* 711 * Tell the device to get going on the transfer if it's 712 * not doing anything, otherwise just wait for completion 713 */ 714 cdstart(cd->sc_periph); 715 716 splx(s); 717 return; 718 719 done: 720 /* 721 * Correctly set the buf to indicate a completed xfer 722 */ 723 bp->b_resid = bp->b_bcount; 724 biodone(bp); 725 } 726 727 /* 728 * cdstart looks to see if there is a buf waiting for the device 729 * and that the device is not already busy. If both are true, 730 * It deques the buf and creates a scsi command to perform the 731 * transfer in the buf. The transfer request will call scsipi_done 732 * on completion, which will in turn call this routine again 733 * so that the next queued transfer is performed. 734 * The bufs are queued by the strategy routine (cdstrategy) 735 * 736 * This routine is also called after other non-queued requests 737 * have been made of the scsi driver, to ensure that the queue 738 * continues to be drained. 739 * 740 * must be called at the correct (highish) spl level 741 * cdstart() is called at splbio from cdstrategy, cdrestart and scsipi_done 742 */ 743 static void 744 cdstart(struct scsipi_periph *periph) 745 { 746 struct cd_softc *cd = device_private(periph->periph_dev); 747 struct buf *bp = 0; 748 struct scsipi_rw_10 cmd_big; 749 struct scsi_rw_6 cmd_small; 750 struct scsipi_generic *cmdp; 751 struct scsipi_xfer *xs; 752 int flags, nblks, cmdlen, error; 753 754 SC_DEBUG(periph, SCSIPI_DB2, ("cdstart ")); 755 /* 756 * Check if the device has room for another command 757 */ 758 while (periph->periph_active < periph->periph_openings) { 759 /* 760 * there is excess capacity, but a special waits 761 * It'll need the adapter as soon as we clear out of the 762 * way and let it run (user level wait). 763 */ 764 if (periph->periph_flags & PERIPH_WAITING) { 765 periph->periph_flags &= ~PERIPH_WAITING; 766 wakeup((void *)periph); 767 return; 768 } 769 770 /* 771 * If the device has become invalid, abort all the 772 * reads and writes until all files have been closed and 773 * re-opened 774 */ 775 if (__predict_false( 776 (periph->periph_flags & PERIPH_MEDIA_LOADED) == 0)) { 777 if ((bp = bufq_get(cd->buf_queue)) != NULL) { 778 bp->b_error = EIO; 779 bp->b_resid = bp->b_bcount; 780 biodone(bp); 781 continue; 782 } else { 783 return; 784 } 785 } 786 787 /* 788 * See if there is a buf with work for us to do.. 789 */ 790 if ((bp = bufq_peek(cd->buf_queue)) == NULL) 791 return; 792 793 /* 794 * We have a buf, now we should make a command. 795 */ 796 797 nblks = howmany(bp->b_bcount, cd->params.blksize); 798 799 /* 800 * Fill out the scsi command. If the transfer will 801 * fit in a "small" cdb, use it. 802 */ 803 if (((bp->b_rawblkno & 0x1fffff) == bp->b_rawblkno) && 804 ((nblks & 0xff) == nblks) && 805 !(periph->periph_quirks & PQUIRK_ONLYBIG)) { 806 /* 807 * We can fit in a small cdb. 808 */ 809 memset(&cmd_small, 0, sizeof(cmd_small)); 810 cmd_small.opcode = (bp->b_flags & B_READ) ? 811 SCSI_READ_6_COMMAND : SCSI_WRITE_6_COMMAND; 812 _lto3b(bp->b_rawblkno, cmd_small.addr); 813 cmd_small.length = nblks & 0xff; 814 cmdlen = sizeof(cmd_small); 815 cmdp = (struct scsipi_generic *)&cmd_small; 816 } else { 817 /* 818 * Need a large cdb. 819 */ 820 memset(&cmd_big, 0, sizeof(cmd_big)); 821 cmd_big.opcode = (bp->b_flags & B_READ) ? 822 READ_10 : WRITE_10; 823 _lto4b(bp->b_rawblkno, cmd_big.addr); 824 _lto2b(nblks, cmd_big.length); 825 cmdlen = sizeof(cmd_big); 826 cmdp = (struct scsipi_generic *)&cmd_big; 827 } 828 829 /* Instrumentation. */ 830 disk_busy(&cd->sc_dk); 831 832 /* 833 * Figure out what flags to use. 834 */ 835 flags = XS_CTL_NOSLEEP|XS_CTL_ASYNC|XS_CTL_SIMPLE_TAG; 836 if (bp->b_flags & B_READ) 837 flags |= XS_CTL_DATA_IN; 838 else 839 flags |= XS_CTL_DATA_OUT; 840 841 /* 842 * Call the routine that chats with the adapter. 843 * Note: we cannot sleep as we may be an interrupt 844 */ 845 xs = scsipi_make_xs(periph, cmdp, cmdlen, 846 (u_char *)bp->b_data, bp->b_bcount, 847 CDRETRIES, 30000, bp, flags); 848 if (__predict_false(xs == NULL)) { 849 /* 850 * out of memory. Keep this buffer in the queue, and 851 * retry later. 852 */ 853 callout_reset(&cd->sc_callout, hz / 2, cdrestart, 854 periph); 855 return; 856 } 857 /* 858 * need to dequeue the buffer before queuing the command, 859 * because cdstart may be called recursively from the 860 * HBA driver 861 */ 862 #ifdef DIAGNOSTIC 863 if (bufq_get(cd->buf_queue) != bp) 864 panic("cdstart(): dequeued wrong buf"); 865 #else 866 bufq_get(cd->buf_queue); 867 #endif 868 error = scsipi_execute_xs(xs); 869 /* with a scsipi_xfer preallocated, scsipi_command can't fail */ 870 KASSERT(error == 0); 871 } 872 } 873 874 static void 875 cdrestart(void *v) 876 { 877 int s = splbio(); 878 cdstart((struct scsipi_periph *)v); 879 splx(s); 880 } 881 882 static void 883 cddone(struct scsipi_xfer *xs, int error) 884 { 885 struct cd_softc *cd = device_private(xs->xs_periph->periph_dev); 886 struct buf *bp = xs->bp; 887 888 if (bp) { 889 /* note, bp->b_resid is NOT initialised */ 890 bp->b_error = error; 891 bp->b_resid = xs->resid; 892 if (error) { 893 /* on a read/write error bp->b_resid is zero, so fix */ 894 bp->b_resid = bp->b_bcount; 895 } 896 897 disk_unbusy(&cd->sc_dk, bp->b_bcount - bp->b_resid, 898 (bp->b_flags & B_READ)); 899 rnd_add_uint32(&cd->rnd_source, bp->b_rawblkno); 900 901 biodone(bp); 902 } 903 } 904 905 static void 906 cdbounce(struct buf *bp) 907 { 908 struct cdbounce *bounce = (struct cdbounce *)bp->b_private; 909 struct buf *obp = bounce->obp; 910 struct cd_softc *cd = 911 device_lookup_private(&cd_cd, CDUNIT(obp->b_dev)); 912 struct disklabel *lp = cd->sc_dk.dk_label; 913 914 if (bp->b_error != 0) { 915 /* EEK propagate the error and free the memory */ 916 goto done; 917 } 918 919 KASSERT(obp->b_flags & B_READ); 920 921 /* copy bounce buffer to final destination */ 922 memcpy((char *)obp->b_data + bounce->doff, 923 (char *)bp->b_data + bounce->soff, bounce->bcount); 924 925 /* check if we need more I/O, i.e. bounce put us over MAXPHYS */ 926 KASSERT(bounce->resid >= bounce->bcount); 927 bounce->resid -= bounce->bcount; 928 if (bounce->resid > 0) { 929 struct buf *nbp; 930 daddr_t blkno; 931 long count; 932 int s; 933 934 blkno = obp->b_rawblkno + 935 ((obp->b_bcount - bounce->resid) / lp->d_secsize); 936 count = ((blkno * lp->d_secsize) % cd->params.blksize); 937 blkno = (blkno * lp->d_secsize) / cd->params.blksize; 938 bounce->soff = count; 939 bounce->doff += bounce->bcount; 940 count += bounce->resid; 941 count = roundup(count, cd->params.blksize); 942 bounce->bcount = bounce->resid; 943 if (count > MAXPHYS) { 944 bounce->bcount = MAXPHYS - bounce->soff; 945 count = MAXPHYS; 946 } 947 948 nbp = getiobuf(NULL, false); 949 if (!nbp) { 950 /* No memory -- fail the iop. */ 951 bp->b_error = ENOMEM; 952 goto done; 953 } 954 955 /* Set up the IOP to the bounce buffer. */ 956 nbp->b_error = 0; 957 nbp->b_proc = obp->b_proc; 958 nbp->b_bcount = count; 959 nbp->b_bufsize = count; 960 nbp->b_data = bp->b_data; 961 nbp->b_rawblkno = blkno; 962 nbp->b_flags = obp->b_flags | B_READ; 963 nbp->b_oflags = obp->b_oflags; 964 nbp->b_cflags = obp->b_cflags; 965 nbp->b_iodone = cdbounce; 966 967 /* store bounce state in b_private and use new buf */ 968 nbp->b_private = bounce; 969 970 BIO_COPYPRIO(nbp, obp); 971 972 bp->b_data = NULL; 973 putiobuf(bp); 974 975 /* enqueue the request and return */ 976 s = splbio(); 977 bufq_put(cd->buf_queue, nbp); 978 cdstart(cd->sc_periph); 979 splx(s); 980 981 return; 982 } 983 984 done: 985 obp->b_error = bp->b_error; 986 obp->b_resid = bp->b_resid; 987 free(bp->b_data, M_DEVBUF); 988 free(bounce, M_DEVBUF); 989 bp->b_data = NULL; 990 putiobuf(bp); 991 biodone(obp); 992 } 993 994 static int 995 cd_interpret_sense(struct scsipi_xfer *xs) 996 { 997 struct scsipi_periph *periph = xs->xs_periph; 998 struct scsi_sense_data *sense = &xs->sense.scsi_sense; 999 int retval = EJUSTRETURN; 1000 1001 /* 1002 * If it isn't a extended or extended/deferred error, let 1003 * the generic code handle it. 1004 */ 1005 if (SSD_RCODE(sense->response_code) != SSD_RCODE_CURRENT && 1006 SSD_RCODE(sense->response_code) != SSD_RCODE_DEFERRED) 1007 return (retval); 1008 1009 /* 1010 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit 1011 * Is In The Process of Becoming Ready" (Sense code 0x04,0x01), then 1012 * wait a bit for the drive to spin up 1013 */ 1014 1015 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1016 (sense->asc == 0x04) && (sense->ascq == 0x01)) { 1017 /* 1018 * Sleep for 5 seconds to wait for the drive to spin up 1019 */ 1020 1021 SC_DEBUG(periph, SCSIPI_DB1, ("Waiting 5 sec for CD " 1022 "spinup\n")); 1023 if (!callout_pending(&periph->periph_callout)) 1024 scsipi_periph_freeze(periph, 1); 1025 callout_reset(&periph->periph_callout, 1026 5 * hz, scsipi_periph_timed_thaw, periph); 1027 retval = ERESTART; 1028 } 1029 1030 /* 1031 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit Not 1032 * Ready, Operation In Progress" (Sense code 0x04, 0x07), 1033 * then wait for the specified time 1034 */ 1035 1036 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1037 (sense->asc == 0x04) && (sense->ascq == 0x07)) { 1038 /* 1039 * we could listen to the delay; but it looks like the skey 1040 * data is not always returned. 1041 */ 1042 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1043 1044 /* wait for a half second and get going again */ 1045 if (!callout_pending(&periph->periph_callout)) 1046 scsipi_periph_freeze(periph, 1); 1047 callout_reset(&periph->periph_callout, 1048 hz/2, scsipi_periph_timed_thaw, periph); 1049 retval = ERESTART; 1050 } 1051 1052 /* 1053 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Long write in 1054 * progress" (Sense code 0x04, 0x08), then wait for the specified 1055 * time 1056 */ 1057 1058 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1059 (sense->asc == 0x04) && (sense->ascq == 0x08)) { 1060 /* 1061 * long write in process; we could listen to the delay; but it 1062 * looks like the skey data is not always returned. 1063 */ 1064 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1065 1066 /* wait for a half second and get going again */ 1067 if (!callout_pending(&periph->periph_callout)) 1068 scsipi_periph_freeze(periph, 1); 1069 callout_reset(&periph->periph_callout, 1070 hz/2, scsipi_periph_timed_thaw, periph); 1071 retval = ERESTART; 1072 } 1073 1074 return (retval); 1075 } 1076 1077 static void 1078 cdminphys(struct buf *bp) 1079 { 1080 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(bp->b_dev)); 1081 long xmax; 1082 1083 /* 1084 * If the device is ancient, we want to make sure that 1085 * the transfer fits into a 6-byte cdb. 1086 * 1087 * XXX Note that the SCSI-I spec says that 256-block transfers 1088 * are allowed in a 6-byte read/write, and are specified 1089 * by settng the "length" to 0. However, we're conservative 1090 * here, allowing only 255-block transfers in case an 1091 * ancient device gets confused by length == 0. A length of 0 1092 * in a 10-byte read/write actually means 0 blocks. 1093 */ 1094 if (cd->flags & CDF_ANCIENT) { 1095 xmax = cd->sc_dk.dk_label->d_secsize * 0xff; 1096 1097 if (bp->b_bcount > xmax) 1098 bp->b_bcount = xmax; 1099 } 1100 1101 (*cd->sc_periph->periph_channel->chan_adapter->adapt_minphys)(bp); 1102 } 1103 1104 static int 1105 cdread(dev_t dev, struct uio *uio, int ioflag) 1106 { 1107 return (physio(cdstrategy, NULL, dev, B_READ, cdminphys, uio)); 1108 } 1109 1110 static int 1111 cdwrite(dev_t dev, struct uio *uio, int ioflag) 1112 { 1113 return (physio(cdstrategy, NULL, dev, B_WRITE, cdminphys, uio)); 1114 } 1115 1116 #if 0 /* XXX Not used */ 1117 /* 1118 * conversion between minute-seconde-frame and logical block address 1119 * addresses format 1120 */ 1121 static void 1122 lba2msf(u_long lba, u_char *m, u_char *s, u_char *f) 1123 { 1124 u_long tmp; 1125 1126 tmp = lba + CD_BLOCK_OFFSET; /* offset of first logical frame */ 1127 tmp &= 0xffffff; /* negative lbas use only 24 bits */ 1128 *m = tmp / (CD_SECS * CD_FRAMES); 1129 tmp %= (CD_SECS * CD_FRAMES); 1130 *s = tmp / CD_FRAMES; 1131 *f = tmp % CD_FRAMES; 1132 } 1133 #endif /* XXX Not used */ 1134 1135 /* 1136 * Convert an hour:minute:second:frame address to a logical block adres. In 1137 * theory the number of secs/minute and number of frames/second could be 1138 * configured differently in the device as could the block offset but in 1139 * practice these values are rock solid and most drives don't even allow 1140 * theses values to be changed. 1141 */ 1142 static uint32_t 1143 hmsf2lba(uint8_t h, uint8_t m, uint8_t s, uint8_t f) 1144 { 1145 return (((((uint32_t) h * 60 + m) * CD_SECS) + s) * CD_FRAMES + f) 1146 - CD_BLOCK_OFFSET; 1147 } 1148 1149 static int 1150 cdreadmsaddr(struct cd_softc *cd, struct cd_formatted_toc *toc, int *addr) 1151 { 1152 struct scsipi_periph *periph = cd->sc_periph; 1153 int error; 1154 struct cd_toc_entry *cte; 1155 1156 error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, toc, 1157 sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry), 1158 0, 0x40 /* control word for "get MS info" */); 1159 1160 if (error) 1161 return (error); 1162 1163 cte = &toc->entries[0]; 1164 if (periph->periph_quirks & PQUIRK_LITTLETOC) { 1165 cte->addr.lba = le32toh(cte->addr.lba); 1166 toc->header.len = le16toh(toc->header.len); 1167 } else { 1168 cte->addr.lba = be32toh(cte->addr.lba); 1169 toc->header.len = be16toh(toc->header.len); 1170 } 1171 1172 *addr = (toc->header.len >= 10 && cte->track > 1) ? 1173 cte->addr.lba : 0; 1174 return 0; 1175 } 1176 1177 /* synchronise caches code from sd.c, move to scsipi_ioctl.c ? */ 1178 static int 1179 cdcachesync(struct scsipi_periph *periph, int flags) { 1180 struct scsi_synchronize_cache_10 cmd; 1181 1182 /* 1183 * Issue a SYNCHRONIZE CACHE. MMC devices have to issue with address 0 1184 * and length 0 as it can't synchronise parts of the disc per spec. 1185 * We ignore ILLEGAL REQUEST in the event that the command is not 1186 * supported by the device, and poll for completion so that we know 1187 * that the cache has actually been flushed. 1188 * 1189 * XXX should we handle the PQUIRK_NOSYNCCACHE ? 1190 */ 1191 1192 memset(&cmd, 0, sizeof(cmd)); 1193 cmd.opcode = SCSI_SYNCHRONIZE_CACHE_10; 1194 1195 return (scsipi_command(periph, (void *)&cmd, sizeof(cmd), 0, 0, 1196 CDRETRIES, 30000, NULL, flags | XS_CTL_IGNORE_ILLEGAL_REQUEST)); 1197 } 1198 1199 static int 1200 do_cdioreadentries(struct cd_softc *cd, struct ioc_read_toc_entry *te, 1201 struct cd_formatted_toc *toc) 1202 { 1203 /* READ TOC format 0 command, entries */ 1204 struct ioc_toc_header *th; 1205 struct cd_toc_entry *cte; 1206 u_int len = te->data_len; 1207 int ntracks; 1208 int error; 1209 1210 th = &toc->header; 1211 1212 if (len > sizeof(toc->entries) || 1213 len < sizeof(toc->entries[0])) 1214 return (EINVAL); 1215 error = cd_read_toc(cd, CD_TOC_FORM, te->address_format, 1216 te->starting_track, toc, 1217 sizeof(toc->header) + len, 1218 0, 0); 1219 if (error) 1220 return (error); 1221 if (te->address_format == CD_LBA_FORMAT) 1222 for (ntracks = 1223 th->ending_track - th->starting_track + 1; 1224 ntracks >= 0; ntracks--) { 1225 cte = &toc->entries[ntracks]; 1226 cte->addr_type = CD_LBA_FORMAT; 1227 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1228 cte->addr.lba = le32toh(cte->addr.lba); 1229 else 1230 cte->addr.lba = be32toh(cte->addr.lba); 1231 } 1232 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1233 th->len = le16toh(th->len); 1234 else 1235 th->len = be16toh(th->len); 1236 return 0; 1237 } 1238 1239 /* 1240 * Perform special action on behalf of the user. 1241 * Knows about the internals of this device 1242 */ 1243 static int 1244 cdioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 1245 { 1246 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 1247 struct scsipi_periph *periph = cd->sc_periph; 1248 struct cd_formatted_toc toc; 1249 int part = CDPART(dev); 1250 int error = 0; 1251 int s; 1252 #ifdef __HAVE_OLD_DISKLABEL 1253 struct disklabel *newlabel = NULL; 1254 #endif 1255 1256 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdioctl 0x%lx ", cmd)); 1257 1258 /* 1259 * If the device is not valid, some IOCTLs can still be 1260 * handled on the raw partition. Check this here. 1261 */ 1262 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 1263 switch (cmd) { 1264 case DIOCWLABEL: 1265 case DIOCLOCK: 1266 case ODIOCEJECT: 1267 case DIOCEJECT: 1268 case DIOCCACHESYNC: 1269 case DIOCTUR: 1270 case SCIOCIDENTIFY: 1271 case OSCIOCIDENTIFY: 1272 case SCIOCCOMMAND: 1273 case SCIOCDEBUG: 1274 case CDIOCGETVOL: 1275 case CDIOCSETVOL: 1276 case CDIOCSETMONO: 1277 case CDIOCSETSTEREO: 1278 case CDIOCSETMUTE: 1279 case CDIOCSETLEFT: 1280 case CDIOCSETRIGHT: 1281 case CDIOCCLOSE: 1282 case CDIOCEJECT: 1283 case CDIOCALLOW: 1284 case CDIOCPREVENT: 1285 case CDIOCSETDEBUG: 1286 case CDIOCCLRDEBUG: 1287 case CDIOCRESET: 1288 case SCIOCRESET: 1289 case CDIOCLOADUNLOAD: 1290 case DVD_AUTH: 1291 case DVD_READ_STRUCT: 1292 case DIOCGSTRATEGY: 1293 case DIOCSSTRATEGY: 1294 if (part == RAW_PART) 1295 break; 1296 /* FALLTHROUGH */ 1297 default: 1298 if ((periph->periph_flags & PERIPH_OPEN) == 0) 1299 return (ENODEV); 1300 else 1301 return (EIO); 1302 } 1303 } 1304 1305 error = disk_ioctl(&cd->sc_dk, cmd, addr, flag, l); 1306 if (error != EPASSTHROUGH) 1307 return (error); 1308 1309 switch (cmd) { 1310 case DIOCGDINFO: 1311 *(struct disklabel *)addr = *(cd->sc_dk.dk_label); 1312 return (0); 1313 #ifdef __HAVE_OLD_DISKLABEL 1314 case ODIOCGDINFO: 1315 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1316 if (newlabel == NULL) 1317 return (EIO); 1318 memcpy(newlabel, cd->sc_dk.dk_label, sizeof (*newlabel)); 1319 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1320 error = ENOTTY; 1321 else 1322 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1323 free(newlabel, M_TEMP); 1324 return error; 1325 #endif 1326 1327 case DIOCGPART: 1328 ((struct partinfo *)addr)->disklab = cd->sc_dk.dk_label; 1329 ((struct partinfo *)addr)->part = 1330 &cd->sc_dk.dk_label->d_partitions[part]; 1331 return (0); 1332 1333 case DIOCWDINFO: 1334 case DIOCSDINFO: 1335 #ifdef __HAVE_OLD_DISKLABEL 1336 case ODIOCWDINFO: 1337 case ODIOCSDINFO: 1338 #endif 1339 { 1340 struct disklabel *lp; 1341 1342 if ((flag & FWRITE) == 0) 1343 return (EBADF); 1344 1345 #ifdef __HAVE_OLD_DISKLABEL 1346 if (cmd == ODIOCSDINFO || cmd == ODIOCWDINFO) { 1347 newlabel = malloc(sizeof (*newlabel), M_TEMP, 1348 M_WAITOK | M_ZERO); 1349 if (newlabel == NULL) 1350 return (EIO); 1351 memcpy(newlabel, addr, sizeof (struct olddisklabel)); 1352 lp = newlabel; 1353 } else 1354 #endif 1355 lp = addr; 1356 1357 mutex_enter(&cd->sc_lock); 1358 cd->flags |= CDF_LABELLING; 1359 1360 error = setdisklabel(cd->sc_dk.dk_label, 1361 lp, /*cd->sc_dk.dk_openmask : */0, 1362 cd->sc_dk.dk_cpulabel); 1363 if (error == 0) { 1364 /* XXX ? */ 1365 } 1366 1367 cd->flags &= ~CDF_LABELLING; 1368 mutex_exit(&cd->sc_lock); 1369 #ifdef __HAVE_OLD_DISKLABEL 1370 if (newlabel != NULL) 1371 free(newlabel, M_TEMP); 1372 #endif 1373 return (error); 1374 } 1375 1376 case DIOCWLABEL: 1377 return (EBADF); 1378 1379 case DIOCGDEFLABEL: 1380 cdgetdefaultlabel(cd, &toc, addr); 1381 return (0); 1382 1383 #ifdef __HAVE_OLD_DISKLABEL 1384 case ODIOCGDEFLABEL: 1385 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1386 if (newlabel == NULL) 1387 return (EIO); 1388 cdgetdefaultlabel(cd, &toc, newlabel); 1389 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1390 error = ENOTTY; 1391 else 1392 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1393 free(newlabel, M_TEMP); 1394 return error; 1395 #endif 1396 1397 case DIOCTUR: { 1398 /* test unit ready */ 1399 error = scsipi_test_unit_ready(cd->sc_periph, XS_CTL_SILENT); 1400 *((int*)addr) = (error == 0); 1401 if (error == ENODEV || error == EIO || error == 0) 1402 return 0; 1403 return error; 1404 } 1405 1406 case CDIOCPLAYTRACKS: { 1407 /* PLAY_MSF command */ 1408 struct ioc_play_track *args = addr; 1409 1410 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1411 return (error); 1412 return (cd_play_tracks(cd, &toc, args->start_track, 1413 args->start_index, args->end_track, args->end_index)); 1414 } 1415 case CDIOCPLAYMSF: { 1416 /* PLAY_MSF command */ 1417 struct ioc_play_msf *args = addr; 1418 1419 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1420 return (error); 1421 return (cd_play_msf(cd, args->start_m, args->start_s, 1422 args->start_f, args->end_m, args->end_s, args->end_f)); 1423 } 1424 case CDIOCPLAYBLOCKS: { 1425 /* PLAY command */ 1426 struct ioc_play_blocks *args = addr; 1427 1428 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1429 return (error); 1430 return (cd_play(cd, args->blk, args->len)); 1431 } 1432 case CDIOCREADSUBCHANNEL: { 1433 /* READ_SUBCHANNEL command */ 1434 struct ioc_read_subchannel *args = addr; 1435 struct cd_sub_channel_info data; 1436 u_int len = args->data_len; 1437 1438 if (len > sizeof(data) || 1439 len < sizeof(struct cd_sub_channel_header)) 1440 return (EINVAL); 1441 error = cd_read_subchannel(cd, args->address_format, 1442 args->data_format, args->track, &data, len, 0); 1443 if (error) 1444 return (error); 1445 len = min(len, _2btol(data.header.data_len) + 1446 sizeof(struct cd_sub_channel_header)); 1447 return (copyout(&data, args->data, len)); 1448 } 1449 case CDIOCREADSUBCHANNEL_BUF: { 1450 /* As CDIOCREADSUBCHANNEL, but without a 2nd buffer area */ 1451 struct ioc_read_subchannel_buf *args = addr; 1452 if (args->req.data_len != sizeof args->info) 1453 return EINVAL; 1454 return cd_read_subchannel(cd, args->req.address_format, 1455 args->req.data_format, args->req.track, &args->info, 1456 sizeof(args->info), 0); 1457 } 1458 case CDIOREADTOCHEADER: { 1459 /* READ TOC format 0 command, static header */ 1460 if ((error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, 1461 &toc, sizeof(toc.header), 0, 0)) != 0) 1462 return (error); 1463 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1464 toc.header.len = le16toh(toc.header.len); 1465 else 1466 toc.header.len = be16toh(toc.header.len); 1467 memcpy(addr, &toc.header, sizeof(toc.header)); 1468 return (0); 1469 } 1470 case CDIOREADTOCENTRYS: { 1471 struct ioc_read_toc_entry *te = addr; 1472 error = do_cdioreadentries(cd, te, &toc); 1473 if (error != 0) 1474 return error; 1475 return copyout(toc.entries, te->data, min(te->data_len, 1476 toc.header.len - (sizeof(toc.header.starting_track) 1477 + sizeof(toc.header.ending_track)))); 1478 } 1479 case CDIOREADTOCENTRIES_BUF: { 1480 struct ioc_read_toc_entry_buf *te = addr; 1481 error = do_cdioreadentries(cd, &te->req, &toc); 1482 if (error != 0) 1483 return error; 1484 memcpy(te->entry, toc.entries, min(te->req.data_len, 1485 toc.header.len - (sizeof(toc.header.starting_track) 1486 + sizeof(toc.header.ending_track)))); 1487 return 0; 1488 } 1489 case CDIOREADMSADDR: { 1490 /* READ TOC format 0 command, length of first track only */ 1491 int sessno = *(int*)addr; 1492 1493 if (sessno != 0) 1494 return (EINVAL); 1495 1496 return (cdreadmsaddr(cd, &toc, addr)); 1497 } 1498 case CDIOCSETPATCH: { 1499 struct ioc_patch *arg = addr; 1500 1501 return (cd_setchan(cd, arg->patch[0], arg->patch[1], 1502 arg->patch[2], arg->patch[3], 0)); 1503 } 1504 case CDIOCGETVOL: { 1505 /* MODE SENSE command (AUDIO page) */ 1506 struct ioc_vol *arg = addr; 1507 1508 return (cd_getvol(cd, arg, 0)); 1509 } 1510 case CDIOCSETVOL: { 1511 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1512 struct ioc_vol *arg = addr; 1513 1514 return (cd_setvol(cd, arg, 0)); 1515 } 1516 case CDIOCSETMONO: 1517 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1518 return (cd_setchan(cd, BOTH_CHANNEL, BOTH_CHANNEL, 1519 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1520 1521 case CDIOCSETSTEREO: 1522 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1523 return (cd_setchan(cd, LEFT_CHANNEL, RIGHT_CHANNEL, 1524 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1525 1526 case CDIOCSETMUTE: 1527 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1528 return (cd_setchan(cd, MUTE_CHANNEL, MUTE_CHANNEL, 1529 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1530 1531 case CDIOCSETLEFT: 1532 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1533 return (cd_setchan(cd, LEFT_CHANNEL, LEFT_CHANNEL, 1534 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1535 1536 case CDIOCSETRIGHT: 1537 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1538 return (cd_setchan(cd, RIGHT_CHANNEL, RIGHT_CHANNEL, 1539 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1540 1541 case CDIOCRESUME: 1542 /* PAUSE command */ 1543 return (cd_pause(cd, PA_RESUME)); 1544 case CDIOCPAUSE: 1545 /* PAUSE command */ 1546 return (cd_pause(cd, PA_PAUSE)); 1547 case CDIOCSTART: 1548 return (scsipi_start(periph, SSS_START, 0)); 1549 case CDIOCSTOP: 1550 return (scsipi_start(periph, SSS_STOP, 0)); 1551 case CDIOCCLOSE: 1552 return (scsipi_start(periph, SSS_START|SSS_LOEJ, 1553 XS_CTL_IGNORE_NOT_READY | XS_CTL_IGNORE_MEDIA_CHANGE)); 1554 case DIOCEJECT: 1555 if (*(int *)addr == 0) { 1556 /* 1557 * Don't force eject: check that we are the only 1558 * partition open. If so, unlock it. 1559 */ 1560 if ((cd->sc_dk.dk_openmask & ~(1 << part)) == 0 && 1561 cd->sc_dk.dk_bopenmask + cd->sc_dk.dk_copenmask == 1562 cd->sc_dk.dk_openmask) { 1563 error = scsipi_prevent(periph, SPAMR_ALLOW, 1564 XS_CTL_IGNORE_NOT_READY); 1565 if (error) 1566 return (error); 1567 } else { 1568 return (EBUSY); 1569 } 1570 } 1571 /* FALLTHROUGH */ 1572 case CDIOCEJECT: /* FALLTHROUGH */ 1573 case ODIOCEJECT: 1574 return (scsipi_start(periph, SSS_STOP|SSS_LOEJ, 0)); 1575 case DIOCCACHESYNC: 1576 /* SYNCHRONISE CACHES command */ 1577 return (cdcachesync(periph, 0)); 1578 case CDIOCALLOW: 1579 return (scsipi_prevent(periph, SPAMR_ALLOW, 0)); 1580 case CDIOCPREVENT: 1581 return (scsipi_prevent(periph, SPAMR_PREVENT_DT, 0)); 1582 case DIOCLOCK: 1583 return (scsipi_prevent(periph, 1584 (*(int *)addr) ? SPAMR_PREVENT_DT : SPAMR_ALLOW, 0)); 1585 case CDIOCSETDEBUG: 1586 cd->sc_periph->periph_dbflags |= (SCSIPI_DB1 | SCSIPI_DB2); 1587 return (0); 1588 case CDIOCCLRDEBUG: 1589 cd->sc_periph->periph_dbflags &= ~(SCSIPI_DB1 | SCSIPI_DB2); 1590 return (0); 1591 case CDIOCRESET: 1592 case SCIOCRESET: 1593 return (cd_reset(cd)); 1594 case CDIOCLOADUNLOAD: 1595 /* LOAD_UNLOAD command */ 1596 return (cd_load_unload(cd, addr)); 1597 case DVD_AUTH: 1598 /* GPCMD_REPORT_KEY or GPCMD_SEND_KEY command */ 1599 return (dvd_auth(cd, addr)); 1600 case DVD_READ_STRUCT: 1601 /* GPCMD_READ_DVD_STRUCTURE command */ 1602 return (dvd_read_struct(cd, addr)); 1603 case MMCGETDISCINFO: 1604 /* 1605 * GET_CONFIGURATION, READ_DISCINFO, READ_TRACKINFO, 1606 * (READ_TOCf2, READ_CD_CAPACITY and GET_CONFIGURATION) commands 1607 */ 1608 return mmc_getdiscinfo(periph, (struct mmc_discinfo *) addr); 1609 case MMCGETTRACKINFO: 1610 /* READ TOCf2, READ_CD_CAPACITY and READ_TRACKINFO commands */ 1611 return mmc_gettrackinfo(periph, (struct mmc_trackinfo *) addr); 1612 case MMCOP: 1613 /* 1614 * CLOSE TRACK/SESSION, RESERVE_TRACK, REPAIR_TRACK, 1615 * SYNCHRONISE_CACHE commands 1616 */ 1617 return mmc_do_op(periph, (struct mmc_op *) addr); 1618 case MMCSETUPWRITEPARAMS : 1619 /* MODE SENSE page 5, MODE_SELECT page 5 commands */ 1620 return mmc_setup_writeparams(periph, (struct mmc_writeparams *) addr); 1621 case DIOCGSTRATEGY: 1622 { 1623 struct disk_strategy *dks = addr; 1624 1625 s = splbio(); 1626 strlcpy(dks->dks_name, bufq_getstrategyname(cd->buf_queue), 1627 sizeof(dks->dks_name)); 1628 splx(s); 1629 dks->dks_paramlen = 0; 1630 1631 return 0; 1632 } 1633 case DIOCSSTRATEGY: 1634 { 1635 struct disk_strategy *dks = addr; 1636 struct bufq_state *new; 1637 struct bufq_state *old; 1638 1639 if ((flag & FWRITE) == 0) { 1640 return EBADF; 1641 } 1642 if (dks->dks_param != NULL) { 1643 return EINVAL; 1644 } 1645 dks->dks_name[sizeof(dks->dks_name) - 1] = 0; /* ensure term */ 1646 error = bufq_alloc(&new, dks->dks_name, 1647 BUFQ_EXACT|BUFQ_SORT_RAWBLOCK); 1648 if (error) { 1649 return error; 1650 } 1651 s = splbio(); 1652 old = cd->buf_queue; 1653 bufq_move(new, old); 1654 cd->buf_queue = new; 1655 splx(s); 1656 bufq_free(old); 1657 1658 return 0; 1659 } 1660 default: 1661 if (part != RAW_PART) 1662 return (ENOTTY); 1663 return (scsipi_do_ioctl(periph, dev, cmd, addr, flag, l)); 1664 } 1665 1666 #ifdef DIAGNOSTIC 1667 panic("cdioctl: impossible"); 1668 #endif 1669 } 1670 1671 static void 1672 cdgetdefaultlabel(struct cd_softc *cd, struct cd_formatted_toc *toc, 1673 struct disklabel *lp) 1674 { 1675 int lastsession; 1676 1677 memset(lp, 0, sizeof(struct disklabel)); 1678 1679 lp->d_secsize = cd->params.blksize; 1680 lp->d_ntracks = 1; 1681 lp->d_nsectors = 100; 1682 lp->d_ncylinders = (cd->params.disksize / 100) + 1; 1683 lp->d_secpercyl = lp->d_ntracks * lp->d_nsectors; 1684 1685 switch (scsipi_periph_bustype(cd->sc_periph)) { 1686 case SCSIPI_BUSTYPE_SCSI: 1687 lp->d_type = DTYPE_SCSI; 1688 break; 1689 case SCSIPI_BUSTYPE_ATAPI: 1690 lp->d_type = DTYPE_ATAPI; 1691 break; 1692 } 1693 /* 1694 * XXX 1695 * We could probe the mode pages to figure out what kind of disc it is. 1696 * Is this worthwhile? 1697 */ 1698 strncpy(lp->d_typename, "optical media", 16); 1699 strncpy(lp->d_packname, "fictitious", 16); 1700 lp->d_secperunit = cd->params.disksize; 1701 lp->d_rpm = 300; 1702 lp->d_interleave = 1; 1703 lp->d_flags = D_REMOVABLE | D_SCSI_MMC; 1704 1705 if (cdreadmsaddr(cd, toc, &lastsession) != 0) 1706 lastsession = 0; 1707 1708 lp->d_partitions[0].p_offset = 0; 1709 lp->d_partitions[0].p_size = lp->d_secperunit; 1710 lp->d_partitions[0].p_cdsession = lastsession; 1711 lp->d_partitions[0].p_fstype = FS_ISO9660; 1712 1713 lp->d_partitions[RAW_PART].p_offset = 0; 1714 lp->d_partitions[RAW_PART].p_size = lp->d_secperunit; 1715 lp->d_partitions[RAW_PART].p_fstype = FS_UDF; 1716 1717 lp->d_npartitions = RAW_PART + 1; 1718 1719 lp->d_magic = DISKMAGIC; 1720 lp->d_magic2 = DISKMAGIC; 1721 lp->d_checksum = dkcksum(lp); 1722 } 1723 1724 /* 1725 * Load the label information on the named device 1726 * Actually fabricate a disklabel 1727 * 1728 * EVENTUALLY take information about different 1729 * data tracks from the TOC and put it in the disklabel 1730 */ 1731 static void 1732 cdgetdisklabel(struct cd_softc *cd) 1733 { 1734 struct disklabel *lp = cd->sc_dk.dk_label; 1735 struct cd_formatted_toc toc; 1736 const char *errstring; 1737 int bmajor; 1738 1739 memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); 1740 1741 cdgetdefaultlabel(cd, &toc, lp); 1742 1743 /* 1744 * Call the generic disklabel extraction routine 1745 * 1746 * bmajor follows ata_raid code 1747 */ 1748 bmajor = devsw_name2blk(device_xname(cd->sc_dev), NULL, 0); 1749 errstring = readdisklabel(MAKECDDEV(bmajor, 1750 device_unit(cd->sc_dev), RAW_PART), 1751 cdstrategy, lp, cd->sc_dk.dk_cpulabel); 1752 1753 /* if all went OK, we are passed a NULL error string */ 1754 if (errstring == NULL) 1755 return; 1756 1757 /* Reset to default label -- after printing error and the warning */ 1758 aprint_error_dev(cd->sc_dev, "%s\n", errstring); 1759 memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); 1760 cdgetdefaultlabel(cd, &toc, lp); 1761 } 1762 1763 /* 1764 * Reading a disc's total capacity is apparently a very difficult issue for the 1765 * SCSI standardisation group. Every disc type seems to have its own 1766 * (re)invented size request method and modifiers. The failsafe way of 1767 * determining the total (max) capacity i.e. not the recorded capacity but the 1768 * total maximum capacity is to request the info on the last track and 1769 * calculate the total size. 1770 * 1771 * For ROM drives, we go for the CD recorded capacity. For recordable devices 1772 * we count. 1773 */ 1774 static int 1775 read_cd_capacity(struct scsipi_periph *periph, u_int *blksize, u_long *size) 1776 { 1777 struct scsipi_read_cd_capacity cap_cmd; 1778 struct scsipi_read_cd_cap_data cap; 1779 struct scsipi_read_discinfo di_cmd; 1780 struct scsipi_read_discinfo_data di; 1781 struct scsipi_read_trackinfo ti_cmd; 1782 struct scsipi_read_trackinfo_data ti; 1783 uint32_t track_start, track_size; 1784 int error, flags, msb, lsb, last_track; 1785 1786 /* if the device doesn't grok capacity, return the dummies */ 1787 if (periph->periph_quirks & PQUIRK_NOCAPACITY) 1788 return 0; 1789 1790 /* first try read CD capacity for blksize and recorded size */ 1791 /* issue the cd capacity request */ 1792 flags = XS_CTL_DATA_IN; 1793 memset(&cap_cmd, 0, sizeof(cap_cmd)); 1794 cap_cmd.opcode = READ_CD_CAPACITY; 1795 1796 error = scsipi_command(periph, 1797 (void *) &cap_cmd, sizeof(cap_cmd), 1798 (void *) &cap, sizeof(cap), 1799 CDRETRIES, 30000, NULL, flags); 1800 if (error) 1801 return error; 1802 1803 /* retrieve values and sanity check them */ 1804 *blksize = _4btol(cap.length); 1805 *size = _4btol(cap.addr); 1806 1807 /* blksize is 2048 for CD, but some drives give gibberish */ 1808 if ((*blksize < 512) || ((*blksize & 511) != 0)) 1809 *blksize = 2048; /* some drives lie ! */ 1810 1811 /* recordables have READ_DISCINFO implemented */ 1812 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 1813 memset(&di_cmd, 0, sizeof(di_cmd)); 1814 di_cmd.opcode = READ_DISCINFO; 1815 _lto2b(READ_DISCINFO_BIGSIZE, di_cmd.data_len); 1816 1817 error = scsipi_command(periph, 1818 (void *) &di_cmd, sizeof(di_cmd), 1819 (void *) &di, READ_DISCINFO_BIGSIZE, 1820 CDRETRIES, 30000, NULL, flags); 1821 if (error == 0) { 1822 msb = di.last_track_last_session_msb; 1823 lsb = di.last_track_last_session_lsb; 1824 last_track = (msb << 8) | lsb; 1825 1826 /* request info on last track */ 1827 memset(&ti_cmd, 0, sizeof(ti_cmd)); 1828 ti_cmd.opcode = READ_TRACKINFO; 1829 ti_cmd.addr_type = 1; /* on tracknr */ 1830 _lto4b(last_track, ti_cmd.address); /* tracknr */ 1831 _lto2b(sizeof(ti), ti_cmd.data_len); 1832 1833 error = scsipi_command(periph, 1834 (void *) &ti_cmd, sizeof(ti_cmd), 1835 (void *) &ti, sizeof(ti), 1836 CDRETRIES, 30000, NULL, flags); 1837 if (error == 0) { 1838 track_start = _4btol(ti.track_start); 1839 track_size = _4btol(ti.track_size); 1840 1841 /* overwrite only with a sane value */ 1842 if (track_start + track_size >= 100) 1843 *size = (u_long) track_start + track_size; 1844 } 1845 } 1846 1847 /* sanity check for size */ 1848 if (*size < 100) 1849 *size = 400000; 1850 1851 return 0; 1852 } 1853 1854 /* 1855 * Find out from the device what it's capacity is 1856 */ 1857 static u_long 1858 cd_size(struct cd_softc *cd, int flags) 1859 { 1860 u_int blksize; 1861 u_long size; 1862 int error; 1863 1864 error = read_cd_capacity(cd->sc_periph, &blksize, &size); 1865 if (error) 1866 goto error; 1867 1868 if (blksize != 2048) { 1869 if (cd_setblksize(cd) == 0) { 1870 blksize = 2048; 1871 error = read_cd_capacity(cd->sc_periph, 1872 &blksize, &size); 1873 if (error) 1874 goto error; 1875 } 1876 } 1877 cd->params.blksize = blksize; 1878 cd->params.disksize = size; 1879 cd->params.disksize512 = ((u_int64_t)cd->params.disksize * blksize) / DEV_BSIZE; 1880 1881 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, 1882 ("cd_size: %u %lu\n", blksize, size)); 1883 1884 return size; 1885 1886 error: 1887 /* 1888 * Something went wrong - return fake values 1889 * 1890 * XXX - what is this good for? Should return 0 and let the caller deal 1891 */ 1892 cd->params.blksize = 2048; 1893 cd->params.disksize = 400000; 1894 cd->params.disksize512 = ((u_int64_t)cd->params.disksize 1895 * cd->params.blksize) / DEV_BSIZE; 1896 1897 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, 1898 ("cd_size: failed, fake values %u %lu\n", blksize, size)); 1899 1900 return size; 1901 } 1902 1903 /* 1904 * Get scsi driver to send a "start playing" command 1905 */ 1906 static int 1907 cd_play(struct cd_softc *cd, int blkno, int nblks) 1908 { 1909 struct scsipi_play cmd; 1910 1911 memset(&cmd, 0, sizeof(cmd)); 1912 cmd.opcode = PLAY; 1913 _lto4b(blkno, cmd.blk_addr); 1914 _lto2b(nblks, cmd.xfer_len); 1915 1916 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1917 CDRETRIES, 30000, NULL, 0)); 1918 } 1919 1920 /* 1921 * Get scsi driver to send a "start playing" command 1922 */ 1923 static int 1924 cd_play_tracks(struct cd_softc *cd, struct cd_formatted_toc *toc, int strack, 1925 int sindex, int etrack, int eindex) 1926 { 1927 int error; 1928 1929 if (!etrack) 1930 return (EIO); 1931 if (strack > etrack) 1932 return (EINVAL); 1933 1934 error = cd_load_toc(cd, CD_TOC_FORM, toc, 0); 1935 if (error) 1936 return (error); 1937 1938 if (++etrack > (toc->header.ending_track+1)) 1939 etrack = toc->header.ending_track+1; 1940 1941 strack -= toc->header.starting_track; 1942 etrack -= toc->header.starting_track; 1943 if (strack < 0) 1944 return (EINVAL); 1945 1946 return (cd_play_msf(cd, toc->entries[strack].addr.msf.minute, 1947 toc->entries[strack].addr.msf.second, 1948 toc->entries[strack].addr.msf.frame, 1949 toc->entries[etrack].addr.msf.minute, 1950 toc->entries[etrack].addr.msf.second, 1951 toc->entries[etrack].addr.msf.frame)); 1952 } 1953 1954 /* 1955 * Get scsi driver to send a "play msf" command 1956 */ 1957 static int 1958 cd_play_msf(struct cd_softc *cd, int startm, int starts, int startf, int endm, 1959 int ends, int endf) 1960 { 1961 struct scsipi_play_msf cmd; 1962 1963 memset(&cmd, 0, sizeof(cmd)); 1964 cmd.opcode = PLAY_MSF; 1965 cmd.start_m = startm; 1966 cmd.start_s = starts; 1967 cmd.start_f = startf; 1968 cmd.end_m = endm; 1969 cmd.end_s = ends; 1970 cmd.end_f = endf; 1971 1972 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1973 CDRETRIES, 30000, NULL, 0)); 1974 } 1975 1976 /* 1977 * Get scsi driver to send a "start up" command 1978 */ 1979 static int 1980 cd_pause(struct cd_softc *cd, int go) 1981 { 1982 struct scsipi_pause cmd; 1983 1984 memset(&cmd, 0, sizeof(cmd)); 1985 cmd.opcode = PAUSE; 1986 cmd.resume = go & 0xff; 1987 1988 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1989 CDRETRIES, 30000, NULL, 0)); 1990 } 1991 1992 /* 1993 * Get scsi driver to send a "RESET" command 1994 */ 1995 static int 1996 cd_reset(struct cd_softc *cd) 1997 { 1998 1999 return (scsipi_command(cd->sc_periph, 0, 0, 0, 0, 2000 CDRETRIES, 30000, NULL, XS_CTL_RESET)); 2001 } 2002 2003 /* 2004 * Read subchannel 2005 */ 2006 static int 2007 cd_read_subchannel(struct cd_softc *cd, int mode, int format, int track, 2008 struct cd_sub_channel_info *data, int len, int flags) 2009 { 2010 struct scsipi_read_subchannel cmd; 2011 2012 memset(&cmd, 0, sizeof(cmd)); 2013 cmd.opcode = READ_SUBCHANNEL; 2014 if (mode == CD_MSF_FORMAT) 2015 cmd.byte2 |= CD_MSF; 2016 cmd.byte3 = SRS_SUBQ; 2017 cmd.subchan_format = format; 2018 cmd.track = track; 2019 _lto2b(len, cmd.data_len); 2020 2021 return (scsipi_command(cd->sc_periph, 2022 (void *)&cmd, sizeof(struct scsipi_read_subchannel), 2023 (void *)data, len, 2024 CDRETRIES, 30000, NULL, flags | XS_CTL_DATA_IN | XS_CTL_SILENT)); 2025 } 2026 2027 /* 2028 * Read table of contents 2029 */ 2030 static int 2031 cd_read_toc(struct cd_softc *cd, int respf, int mode, int start, 2032 struct cd_formatted_toc *toc, int len, int flags, int control) 2033 { 2034 struct scsipi_read_toc cmd; 2035 int ntoc; 2036 2037 memset(&cmd, 0, sizeof(cmd)); 2038 #if 0 2039 if (len != sizeof(struct ioc_toc_header)) 2040 ntoc = ((len) - sizeof(struct ioc_toc_header)) / 2041 sizeof(struct cd_toc_entry); 2042 else 2043 #endif 2044 ntoc = len; 2045 cmd.opcode = READ_TOC; 2046 if (mode == CD_MSF_FORMAT) 2047 cmd.addr_mode |= CD_MSF; 2048 cmd.resp_format = respf; 2049 cmd.from_track = start; 2050 _lto2b(ntoc, cmd.data_len); 2051 cmd.control = control; 2052 2053 return (scsipi_command(cd->sc_periph, 2054 (void *)&cmd, sizeof(cmd), (void *)toc, len, CDRETRIES, 2055 30000, NULL, flags | XS_CTL_DATA_IN)); 2056 } 2057 2058 static int 2059 cd_load_toc(struct cd_softc *cd, int respf, struct cd_formatted_toc *toc, int flags) 2060 { 2061 int ntracks, len, error; 2062 2063 if ((error = cd_read_toc(cd, respf, 0, 0, toc, sizeof(toc->header), 2064 flags, 0)) != 0) 2065 return (error); 2066 2067 ntracks = toc->header.ending_track - toc->header.starting_track + 1; 2068 len = (ntracks + 1) * sizeof(struct cd_toc_entry) + 2069 sizeof(toc->header); 2070 if ((error = cd_read_toc(cd, respf, CD_MSF_FORMAT, 0, toc, len, 2071 flags, 0)) != 0) 2072 return (error); 2073 return (0); 2074 } 2075 2076 /* 2077 * Get the scsi driver to send a full inquiry to the device and use the 2078 * results to fill out the disk parameter structure. 2079 */ 2080 static int 2081 cd_get_parms(struct cd_softc *cd, int flags) 2082 { 2083 2084 /* 2085 * give a number of sectors so that sec * trks * cyls 2086 * is <= disk_size 2087 */ 2088 if (cd_size(cd, flags) == 0) 2089 return (ENXIO); 2090 disk_blocksize(&cd->sc_dk, cd->params.blksize); 2091 return (0); 2092 } 2093 2094 static int 2095 cdsize(dev_t dev) 2096 { 2097 2098 /* CD-ROMs are read-only. */ 2099 return (-1); 2100 } 2101 2102 static int 2103 cddump(dev_t dev, daddr_t blkno, void *va, size_t size) 2104 { 2105 2106 /* Not implemented. */ 2107 return (ENXIO); 2108 } 2109 2110 #define dvd_copy_key(dst, src) memcpy((dst), (src), sizeof(dvd_key)) 2111 #define dvd_copy_challenge(dst, src) memcpy((dst), (src), sizeof(dvd_challenge)) 2112 2113 static int 2114 dvd_auth(struct cd_softc *cd, dvd_authinfo *a) 2115 { 2116 struct scsipi_generic cmd; 2117 u_int8_t bf[20]; 2118 int error; 2119 2120 memset(cmd.bytes, 0, 15); 2121 memset(bf, 0, sizeof(bf)); 2122 2123 switch (a->type) { 2124 case DVD_LU_SEND_AGID: 2125 cmd.opcode = GPCMD_REPORT_KEY; 2126 cmd.bytes[8] = 8; 2127 cmd.bytes[9] = 0 | (0 << 6); 2128 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2129 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2130 if (error) 2131 return (error); 2132 a->lsa.agid = bf[7] >> 6; 2133 return (0); 2134 2135 case DVD_LU_SEND_CHALLENGE: 2136 cmd.opcode = GPCMD_REPORT_KEY; 2137 cmd.bytes[8] = 16; 2138 cmd.bytes[9] = 1 | (a->lsc.agid << 6); 2139 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2140 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2141 if (error) 2142 return (error); 2143 dvd_copy_challenge(a->lsc.chal, &bf[4]); 2144 return (0); 2145 2146 case DVD_LU_SEND_KEY1: 2147 cmd.opcode = GPCMD_REPORT_KEY; 2148 cmd.bytes[8] = 12; 2149 cmd.bytes[9] = 2 | (a->lsk.agid << 6); 2150 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2151 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2152 if (error) 2153 return (error); 2154 dvd_copy_key(a->lsk.key, &bf[4]); 2155 return (0); 2156 2157 case DVD_LU_SEND_TITLE_KEY: 2158 cmd.opcode = GPCMD_REPORT_KEY; 2159 _lto4b(a->lstk.lba, &cmd.bytes[1]); 2160 cmd.bytes[8] = 12; 2161 cmd.bytes[9] = 4 | (a->lstk.agid << 6); 2162 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2163 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2164 if (error) 2165 return (error); 2166 a->lstk.cpm = (bf[4] >> 7) & 1; 2167 a->lstk.cp_sec = (bf[4] >> 6) & 1; 2168 a->lstk.cgms = (bf[4] >> 4) & 3; 2169 dvd_copy_key(a->lstk.title_key, &bf[5]); 2170 return (0); 2171 2172 case DVD_LU_SEND_ASF: 2173 cmd.opcode = GPCMD_REPORT_KEY; 2174 cmd.bytes[8] = 8; 2175 cmd.bytes[9] = 5 | (a->lsasf.agid << 6); 2176 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2177 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2178 if (error) 2179 return (error); 2180 a->lsasf.asf = bf[7] & 1; 2181 return (0); 2182 2183 case DVD_HOST_SEND_CHALLENGE: 2184 cmd.opcode = GPCMD_SEND_KEY; 2185 cmd.bytes[8] = 16; 2186 cmd.bytes[9] = 1 | (a->hsc.agid << 6); 2187 bf[1] = 14; 2188 dvd_copy_challenge(&bf[4], a->hsc.chal); 2189 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2190 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2191 if (error) 2192 return (error); 2193 a->type = DVD_LU_SEND_KEY1; 2194 return (0); 2195 2196 case DVD_HOST_SEND_KEY2: 2197 cmd.opcode = GPCMD_SEND_KEY; 2198 cmd.bytes[8] = 12; 2199 cmd.bytes[9] = 3 | (a->hsk.agid << 6); 2200 bf[1] = 10; 2201 dvd_copy_key(&bf[4], a->hsk.key); 2202 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2203 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2204 if (error) { 2205 a->type = DVD_AUTH_FAILURE; 2206 return (error); 2207 } 2208 a->type = DVD_AUTH_ESTABLISHED; 2209 return (0); 2210 2211 case DVD_INVALIDATE_AGID: 2212 cmd.opcode = GPCMD_REPORT_KEY; 2213 cmd.bytes[9] = 0x3f | (a->lsa.agid << 6); 2214 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2215 CDRETRIES, 30000, NULL, 0); 2216 if (error) 2217 return (error); 2218 return (0); 2219 2220 case DVD_LU_SEND_RPC_STATE: 2221 cmd.opcode = GPCMD_REPORT_KEY; 2222 cmd.bytes[8] = 8; 2223 cmd.bytes[9] = 8 | (0 << 6); 2224 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2225 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2226 if (error) 2227 return (error); 2228 a->lrpcs.type = (bf[4] >> 6) & 3; 2229 a->lrpcs.vra = (bf[4] >> 3) & 7; 2230 a->lrpcs.ucca = (bf[4]) & 7; 2231 a->lrpcs.region_mask = bf[5]; 2232 a->lrpcs.rpc_scheme = bf[6]; 2233 return (0); 2234 2235 case DVD_HOST_SEND_RPC_STATE: 2236 cmd.opcode = GPCMD_SEND_KEY; 2237 cmd.bytes[8] = 8; 2238 cmd.bytes[9] = 6 | (0 << 6); 2239 bf[1] = 6; 2240 bf[4] = a->hrpcs.pdrc; 2241 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2242 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2243 if (error) 2244 return (error); 2245 return (0); 2246 2247 default: 2248 return (ENOTTY); 2249 } 2250 } 2251 2252 static int 2253 dvd_read_physical(struct cd_softc *cd, dvd_struct *s) 2254 { 2255 struct scsipi_generic cmd; 2256 u_int8_t bf[4 + 4 * 20], *bufp; 2257 int error; 2258 struct dvd_layer *layer; 2259 int i; 2260 2261 memset(cmd.bytes, 0, 15); 2262 memset(bf, 0, sizeof(bf)); 2263 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2264 cmd.bytes[6] = s->type; 2265 _lto2b(sizeof(bf), &cmd.bytes[7]); 2266 2267 cmd.bytes[5] = s->physical.layer_num; 2268 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2269 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2270 if (error) 2271 return (error); 2272 for (i = 0, bufp = &bf[4], layer = &s->physical.layer[0]; i < 4; 2273 i++, bufp += 20, layer++) { 2274 memset(layer, 0, sizeof(*layer)); 2275 layer->book_version = bufp[0] & 0xf; 2276 layer->book_type = bufp[0] >> 4; 2277 layer->min_rate = bufp[1] & 0xf; 2278 layer->disc_size = bufp[1] >> 4; 2279 layer->layer_type = bufp[2] & 0xf; 2280 layer->track_path = (bufp[2] >> 4) & 1; 2281 layer->nlayers = (bufp[2] >> 5) & 3; 2282 layer->track_density = bufp[3] & 0xf; 2283 layer->linear_density = bufp[3] >> 4; 2284 layer->start_sector = _4btol(&bufp[4]); 2285 layer->end_sector = _4btol(&bufp[8]); 2286 layer->end_sector_l0 = _4btol(&bufp[12]); 2287 layer->bca = bufp[16] >> 7; 2288 } 2289 return (0); 2290 } 2291 2292 static int 2293 dvd_read_copyright(struct cd_softc *cd, dvd_struct *s) 2294 { 2295 struct scsipi_generic cmd; 2296 u_int8_t bf[8]; 2297 int error; 2298 2299 memset(cmd.bytes, 0, 15); 2300 memset(bf, 0, sizeof(bf)); 2301 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2302 cmd.bytes[6] = s->type; 2303 _lto2b(sizeof(bf), &cmd.bytes[7]); 2304 2305 cmd.bytes[5] = s->copyright.layer_num; 2306 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2307 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2308 if (error) 2309 return (error); 2310 s->copyright.cpst = bf[4]; 2311 s->copyright.rmi = bf[5]; 2312 return (0); 2313 } 2314 2315 static int 2316 dvd_read_disckey(struct cd_softc *cd, dvd_struct *s) 2317 { 2318 struct scsipi_generic cmd; 2319 u_int8_t *bf; 2320 int error; 2321 2322 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2323 if (bf == NULL) 2324 return EIO; 2325 memset(cmd.bytes, 0, 15); 2326 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2327 cmd.bytes[6] = s->type; 2328 _lto2b(4 + 2048, &cmd.bytes[7]); 2329 2330 cmd.bytes[9] = s->disckey.agid << 6; 2331 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2332 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2333 if (error == 0) 2334 memcpy(s->disckey.value, &bf[4], 2048); 2335 free(bf, M_TEMP); 2336 return error; 2337 } 2338 2339 static int 2340 dvd_read_bca(struct cd_softc *cd, dvd_struct *s) 2341 { 2342 struct scsipi_generic cmd; 2343 u_int8_t bf[4 + 188]; 2344 int error; 2345 2346 memset(cmd.bytes, 0, 15); 2347 memset(bf, 0, sizeof(bf)); 2348 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2349 cmd.bytes[6] = s->type; 2350 _lto2b(sizeof(bf), &cmd.bytes[7]); 2351 2352 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2353 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2354 if (error) 2355 return (error); 2356 s->bca.len = _2btol(&bf[0]); 2357 if (s->bca.len < 12 || s->bca.len > 188) 2358 return (EIO); 2359 memcpy(s->bca.value, &bf[4], s->bca.len); 2360 return (0); 2361 } 2362 2363 static int 2364 dvd_read_manufact(struct cd_softc *cd, dvd_struct *s) 2365 { 2366 struct scsipi_generic cmd; 2367 u_int8_t *bf; 2368 int error; 2369 2370 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2371 if (bf == NULL) 2372 return (EIO); 2373 memset(cmd.bytes, 0, 15); 2374 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2375 cmd.bytes[6] = s->type; 2376 _lto2b(4 + 2048, &cmd.bytes[7]); 2377 2378 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2379 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2380 if (error == 0) { 2381 s->manufact.len = _2btol(&bf[0]); 2382 if (s->manufact.len >= 0 && s->manufact.len <= 2048) 2383 memcpy(s->manufact.value, &bf[4], s->manufact.len); 2384 else 2385 error = EIO; 2386 } 2387 free(bf, M_TEMP); 2388 return error; 2389 } 2390 2391 static int 2392 dvd_read_struct(struct cd_softc *cd, dvd_struct *s) 2393 { 2394 2395 switch (s->type) { 2396 case DVD_STRUCT_PHYSICAL: 2397 return (dvd_read_physical(cd, s)); 2398 case DVD_STRUCT_COPYRIGHT: 2399 return (dvd_read_copyright(cd, s)); 2400 case DVD_STRUCT_DISCKEY: 2401 return (dvd_read_disckey(cd, s)); 2402 case DVD_STRUCT_BCA: 2403 return (dvd_read_bca(cd, s)); 2404 case DVD_STRUCT_MANUFACT: 2405 return (dvd_read_manufact(cd, s)); 2406 default: 2407 return (EINVAL); 2408 } 2409 } 2410 2411 static int 2412 cd_mode_sense(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2413 int page, int flags, int *big) 2414 { 2415 2416 if (cd->sc_periph->periph_quirks & PQUIRK_ONLYBIG) { 2417 *big = 1; 2418 return scsipi_mode_sense_big(cd->sc_periph, byte2, page, sense, 2419 size + sizeof(struct scsi_mode_parameter_header_10), 2420 flags, CDRETRIES, 20000); 2421 } else { 2422 *big = 0; 2423 return scsipi_mode_sense(cd->sc_periph, byte2, page, sense, 2424 size + sizeof(struct scsi_mode_parameter_header_6), 2425 flags, CDRETRIES, 20000); 2426 } 2427 } 2428 2429 static int 2430 cd_mode_select(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2431 int flags, int big) 2432 { 2433 2434 if (big) { 2435 struct scsi_mode_parameter_header_10 *header = sense; 2436 2437 _lto2b(0, header->data_length); 2438 return scsipi_mode_select_big(cd->sc_periph, byte2, sense, 2439 size + sizeof(struct scsi_mode_parameter_header_10), 2440 flags, CDRETRIES, 20000); 2441 } else { 2442 struct scsi_mode_parameter_header_6 *header = sense; 2443 2444 header->data_length = 0; 2445 return scsipi_mode_select(cd->sc_periph, byte2, sense, 2446 size + sizeof(struct scsi_mode_parameter_header_6), 2447 flags, CDRETRIES, 20000); 2448 } 2449 } 2450 2451 static int 2452 cd_set_pa_immed(struct cd_softc *cd, int flags) 2453 { 2454 struct { 2455 union { 2456 struct scsi_mode_parameter_header_6 small; 2457 struct scsi_mode_parameter_header_10 big; 2458 } header; 2459 struct cd_audio_page page; 2460 } data; 2461 int error; 2462 uint8_t oflags; 2463 int big, byte2; 2464 struct cd_audio_page *page; 2465 2466 byte2 = SMS_DBD; 2467 try_again: 2468 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2469 AUDIO_PAGE, flags, &big)) != 0) { 2470 if (byte2 == SMS_DBD) { 2471 /* Device may not understand DBD; retry without */ 2472 byte2 = 0; 2473 goto try_again; 2474 } 2475 return (error); 2476 } 2477 2478 if (big) 2479 page = (void *)((u_long)&data.header.big + 2480 sizeof data.header.big + 2481 _2btol(data.header.big.blk_desc_len)); 2482 else 2483 page = (void *)((u_long)&data.header.small + 2484 sizeof data.header.small + 2485 data.header.small.blk_desc_len); 2486 2487 oflags = page->flags; 2488 page->flags &= ~CD_PA_SOTC; 2489 page->flags |= CD_PA_IMMED; 2490 if (oflags == page->flags) 2491 return (0); 2492 2493 return (cd_mode_select(cd, SMS_PF, &data, 2494 sizeof(struct scsi_mode_page_header) + page->pg_length, 2495 flags, big)); 2496 } 2497 2498 static int 2499 cd_setchan(struct cd_softc *cd, int p0, int p1, int p2, int p3, int flags) 2500 { 2501 struct { 2502 union { 2503 struct scsi_mode_parameter_header_6 small; 2504 struct scsi_mode_parameter_header_10 big; 2505 } header; 2506 struct cd_audio_page page; 2507 } data; 2508 int error; 2509 int big, byte2; 2510 struct cd_audio_page *page; 2511 2512 byte2 = SMS_DBD; 2513 try_again: 2514 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2515 AUDIO_PAGE, flags, &big)) != 0) { 2516 if (byte2 == SMS_DBD) { 2517 /* Device may not understand DBD; retry without */ 2518 byte2 = 0; 2519 goto try_again; 2520 } 2521 return (error); 2522 } 2523 2524 if (big) 2525 page = (void *)((u_long)&data.header.big + 2526 sizeof data.header.big + 2527 _2btol(data.header.big.blk_desc_len)); 2528 else 2529 page = (void *)((u_long)&data.header.small + 2530 sizeof data.header.small + 2531 data.header.small.blk_desc_len); 2532 2533 page->port[0].channels = p0; 2534 page->port[1].channels = p1; 2535 page->port[2].channels = p2; 2536 page->port[3].channels = p3; 2537 2538 return (cd_mode_select(cd, SMS_PF, &data, 2539 sizeof(struct scsi_mode_page_header) + page->pg_length, 2540 flags, big)); 2541 } 2542 2543 static int 2544 cd_getvol(struct cd_softc *cd, struct ioc_vol *arg, int flags) 2545 { 2546 struct { 2547 union { 2548 struct scsi_mode_parameter_header_6 small; 2549 struct scsi_mode_parameter_header_10 big; 2550 } header; 2551 struct cd_audio_page page; 2552 } data; 2553 int error; 2554 int big, byte2; 2555 struct cd_audio_page *page; 2556 2557 byte2 = SMS_DBD; 2558 try_again: 2559 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2560 AUDIO_PAGE, flags, &big)) != 0) { 2561 if (byte2 == SMS_DBD) { 2562 /* Device may not understand DBD; retry without */ 2563 byte2 = 0; 2564 goto try_again; 2565 } 2566 return (error); 2567 } 2568 2569 if (big) 2570 page = (void *)((u_long)&data.header.big + 2571 sizeof data.header.big + 2572 _2btol(data.header.big.blk_desc_len)); 2573 else 2574 page = (void *)((u_long)&data.header.small + 2575 sizeof data.header.small + 2576 data.header.small.blk_desc_len); 2577 2578 arg->vol[0] = page->port[0].volume; 2579 arg->vol[1] = page->port[1].volume; 2580 arg->vol[2] = page->port[2].volume; 2581 arg->vol[3] = page->port[3].volume; 2582 2583 return (0); 2584 } 2585 2586 static int 2587 cd_setvol(struct cd_softc *cd, const struct ioc_vol *arg, int flags) 2588 { 2589 struct { 2590 union { 2591 struct scsi_mode_parameter_header_6 small; 2592 struct scsi_mode_parameter_header_10 big; 2593 } header; 2594 struct cd_audio_page page; 2595 } data, mask; 2596 int error; 2597 int big, byte2; 2598 struct cd_audio_page *page, *page2; 2599 2600 byte2 = SMS_DBD; 2601 try_again: 2602 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2603 AUDIO_PAGE, flags, &big)) != 0) { 2604 if (byte2 == SMS_DBD) { 2605 /* Device may not understand DBD; retry without */ 2606 byte2 = 0; 2607 goto try_again; 2608 } 2609 return (error); 2610 } 2611 if ((error = cd_mode_sense(cd, byte2, &mask, sizeof(mask.page), 2612 AUDIO_PAGE|SMS_PCTRL_CHANGEABLE, flags, &big)) != 0) 2613 return (error); 2614 2615 if (big) { 2616 page = (void *)((u_long)&data.header.big + 2617 sizeof data.header.big + 2618 _2btol(data.header.big.blk_desc_len)); 2619 page2 = (void *)((u_long)&mask.header.big + 2620 sizeof mask.header.big + 2621 _2btol(mask.header.big.blk_desc_len)); 2622 } else { 2623 page = (void *)((u_long)&data.header.small + 2624 sizeof data.header.small + 2625 data.header.small.blk_desc_len); 2626 page2 = (void *)((u_long)&mask.header.small + 2627 sizeof mask.header.small + 2628 mask.header.small.blk_desc_len); 2629 } 2630 2631 page->port[0].volume = arg->vol[0] & page2->port[0].volume; 2632 page->port[1].volume = arg->vol[1] & page2->port[1].volume; 2633 page->port[2].volume = arg->vol[2] & page2->port[2].volume; 2634 page->port[3].volume = arg->vol[3] & page2->port[3].volume; 2635 2636 page->port[0].channels = CHANNEL_0; 2637 page->port[1].channels = CHANNEL_1; 2638 2639 return (cd_mode_select(cd, SMS_PF, &data, 2640 sizeof(struct scsi_mode_page_header) + page->pg_length, 2641 flags, big)); 2642 } 2643 2644 static int 2645 cd_load_unload(struct cd_softc *cd, struct ioc_load_unload *args) 2646 { 2647 struct scsipi_load_unload cmd; 2648 2649 memset(&cmd, 0, sizeof(cmd)); 2650 cmd.opcode = LOAD_UNLOAD; 2651 cmd.options = args->options; /* ioctl uses MMC values */ 2652 cmd.slot = args->slot; 2653 2654 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 2655 CDRETRIES, 200000, NULL, 0)); 2656 } 2657 2658 static int 2659 cd_setblksize(struct cd_softc *cd) 2660 { 2661 struct { 2662 union { 2663 struct scsi_mode_parameter_header_6 small; 2664 struct scsi_mode_parameter_header_10 big; 2665 } header; 2666 struct scsi_general_block_descriptor blk_desc; 2667 } data; 2668 int error; 2669 int big, bsize; 2670 struct scsi_general_block_descriptor *bdesc; 2671 2672 if ((error = cd_mode_sense(cd, 0, &data, sizeof(data.blk_desc), 0, 0, 2673 &big)) != 0) 2674 return (error); 2675 2676 if (big) { 2677 bdesc = (void *)(&data.header.big + 1); 2678 bsize = _2btol(data.header.big.blk_desc_len); 2679 } else { 2680 bdesc = (void *)(&data.header.small + 1); 2681 bsize = data.header.small.blk_desc_len; 2682 } 2683 2684 if (bsize == 0) { 2685 printf("cd_setblksize: trying to change bsize, but no blk_desc\n"); 2686 return (EINVAL); 2687 } 2688 if (_3btol(bdesc->blklen) == 2048) { 2689 printf("cd_setblksize: trying to change bsize, but blk_desc is correct\n"); 2690 return (EINVAL); 2691 } 2692 2693 _lto3b(2048, bdesc->blklen); 2694 2695 return (cd_mode_select(cd, SMS_PF, &data, sizeof(data.blk_desc), 0, 2696 big)); 2697 } 2698 2699 2700 static int 2701 mmc_profile2class(uint16_t mmc_profile) 2702 { 2703 switch (mmc_profile) { 2704 case 0x01 : /* SCSI discs */ 2705 case 0x02 : 2706 /* this can't happen really, cd.c wouldn't have matched */ 2707 return MMC_CLASS_DISC; 2708 case 0x03 : /* Magneto Optical with sector erase */ 2709 case 0x04 : /* Magneto Optical write once */ 2710 case 0x05 : /* Advance Storage Magneto Optical */ 2711 return MMC_CLASS_MO; 2712 case 0x00 : /* Unknown MMC profile, can also be CD-ROM */ 2713 case 0x08 : /* CD-ROM */ 2714 case 0x09 : /* CD-R */ 2715 case 0x0a : /* CD-RW */ 2716 return MMC_CLASS_CD; 2717 case 0x10 : /* DVD-ROM */ 2718 case 0x11 : /* DVD-R */ 2719 case 0x12 : /* DVD-RAM */ 2720 case 0x13 : /* DVD-RW restricted overwrite */ 2721 case 0x14 : /* DVD-RW sequential */ 2722 case 0x1a : /* DVD+RW */ 2723 case 0x1b : /* DVD+R */ 2724 case 0x2a : /* DVD+RW Dual layer */ 2725 case 0x2b : /* DVD+R Dual layer */ 2726 case 0x50 : /* HD DVD-ROM */ 2727 case 0x51 : /* HD DVD-R */ 2728 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 2729 return MMC_CLASS_DVD; 2730 case 0x40 : /* BD-ROM */ 2731 case 0x41 : /* BD-R Sequential recording (SRM) */ 2732 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 2733 case 0x43 : /* BD-RE */ 2734 return MMC_CLASS_BD; 2735 } 2736 return MMC_CLASS_UNKN; 2737 } 2738 2739 2740 /* 2741 * Drive/media combination is reflected in a series of features that can 2742 * either be current or dormant. We try to make sense out of them to create a 2743 * set of easy to use flags that abstract the device/media capabilities. 2744 */ 2745 2746 static void 2747 mmc_process_feature(struct mmc_discinfo *mmc_discinfo, 2748 uint16_t feature, int cur, uint8_t *rpos) 2749 { 2750 uint32_t blockingnr; 2751 uint64_t flags; 2752 2753 if (cur == 1) { 2754 flags = mmc_discinfo->mmc_cur; 2755 } else { 2756 flags = mmc_discinfo->mmc_cap; 2757 } 2758 2759 switch (feature) { 2760 case 0x0010 : /* random readable feature */ 2761 blockingnr = rpos[5] | (rpos[4] << 8); 2762 if (blockingnr > 1) 2763 flags |= MMC_CAP_PACKET; 2764 2765 /* RW error page */ 2766 break; 2767 case 0x0020 : /* random writable feature */ 2768 flags |= MMC_CAP_RECORDABLE; 2769 flags |= MMC_CAP_REWRITABLE; 2770 blockingnr = rpos[9] | (rpos[8] << 8); 2771 if (blockingnr > 1) 2772 flags |= MMC_CAP_PACKET; 2773 break; 2774 case 0x0021 : /* incremental streaming write feature */ 2775 flags |= MMC_CAP_RECORDABLE; 2776 flags |= MMC_CAP_SEQUENTIAL; 2777 if (cur) 2778 mmc_discinfo->link_block_penalty = rpos[4]; 2779 if (rpos[2] & 1) 2780 flags |= MMC_CAP_ZEROLINKBLK; 2781 break; 2782 case 0x0022 : /* (obsolete) erase support feature */ 2783 flags |= MMC_CAP_RECORDABLE; 2784 flags |= MMC_CAP_ERASABLE; 2785 break; 2786 case 0x0023 : /* formatting media support feature */ 2787 flags |= MMC_CAP_RECORDABLE; 2788 flags |= MMC_CAP_FORMATTABLE; 2789 break; 2790 case 0x0024 : /* hardware assised defect management feature */ 2791 flags |= MMC_CAP_HW_DEFECTFREE; 2792 break; 2793 case 0x0025 : /* write once */ 2794 flags |= MMC_CAP_RECORDABLE; 2795 break; 2796 case 0x0026 : /* restricted overwrite feature */ 2797 flags |= MMC_CAP_RECORDABLE; 2798 flags |= MMC_CAP_REWRITABLE; 2799 flags |= MMC_CAP_STRICTOVERWRITE; 2800 break; 2801 case 0x0028 : /* MRW formatted media support feature */ 2802 flags |= MMC_CAP_MRW; 2803 break; 2804 case 0x002b : /* DVD+R read (and opt. write) support */ 2805 flags |= MMC_CAP_SEQUENTIAL; 2806 if (rpos[0] & 1) /* write support */ 2807 flags |= MMC_CAP_RECORDABLE; 2808 break; 2809 case 0x002c : /* rigid restricted overwrite feature */ 2810 flags |= MMC_CAP_RECORDABLE; 2811 flags |= MMC_CAP_REWRITABLE; 2812 flags |= MMC_CAP_STRICTOVERWRITE; 2813 if (rpos[0] & 1) /* blank bit */ 2814 flags |= MMC_CAP_BLANKABLE; 2815 break; 2816 case 0x002d : /* track at once recording feature */ 2817 flags |= MMC_CAP_RECORDABLE; 2818 flags |= MMC_CAP_SEQUENTIAL; 2819 break; 2820 case 0x002f : /* DVD-R/-RW write feature */ 2821 flags |= MMC_CAP_RECORDABLE; 2822 if (rpos[0] & 2) /* DVD-RW bit */ 2823 flags |= MMC_CAP_BLANKABLE; 2824 break; 2825 case 0x0038 : /* BD-R SRM with pseudo overwrite */ 2826 flags |= MMC_CAP_PSEUDOOVERWRITE; 2827 break; 2828 default : 2829 /* ignore */ 2830 break; 2831 } 2832 2833 if (cur == 1) { 2834 mmc_discinfo->mmc_cur = flags; 2835 } else { 2836 mmc_discinfo->mmc_cap = flags; 2837 } 2838 } 2839 2840 static int 2841 mmc_getdiscinfo_cdrom(struct scsipi_periph *periph, 2842 struct mmc_discinfo *mmc_discinfo) 2843 { 2844 struct scsipi_read_toc gtoc_cmd; 2845 struct scsipi_toc_header *toc_hdr; 2846 struct scsipi_toc_msinfo *toc_msinfo; 2847 const uint32_t buffer_size = 1024; 2848 uint32_t req_size; 2849 uint8_t *buffer; 2850 int error, flags; 2851 2852 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2853 /* 2854 * Fabricate mmc_discinfo for CD-ROM. Some values are really `dont 2855 * care' but others might be of interest to programs. 2856 */ 2857 2858 mmc_discinfo->disc_state = MMC_STATE_FULL; 2859 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2860 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2861 mmc_discinfo->link_block_penalty = 7; /* not relevant */ 2862 2863 /* get number of sessions and first tracknr in last session */ 2864 flags = XS_CTL_DATA_IN; 2865 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2866 gtoc_cmd.opcode = READ_TOC; 2867 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 2868 gtoc_cmd.resp_format = CD_TOC_MSINFO; /* multisession info */ 2869 gtoc_cmd.from_track = 0; /* reserved, must be 0 */ 2870 req_size = sizeof(*toc_hdr) + sizeof(*toc_msinfo); 2871 _lto2b(req_size, gtoc_cmd.data_len); 2872 2873 error = scsipi_command(periph, 2874 (void *)>oc_cmd, sizeof(gtoc_cmd), 2875 (void *)buffer, req_size, 2876 CDRETRIES, 30000, NULL, flags); 2877 if (error) 2878 goto out; 2879 toc_hdr = (struct scsipi_toc_header *) buffer; 2880 toc_msinfo = (struct scsipi_toc_msinfo *) (buffer + 4); 2881 mmc_discinfo->num_sessions = toc_hdr->last - toc_hdr->first + 1; 2882 mmc_discinfo->first_track = toc_hdr->first; 2883 mmc_discinfo->first_track_last_session = toc_msinfo->tracknr; 2884 2885 /* get last track of last session */ 2886 flags = XS_CTL_DATA_IN; 2887 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 2888 req_size = sizeof(*toc_hdr); 2889 _lto2b(req_size, gtoc_cmd.data_len); 2890 2891 error = scsipi_command(periph, 2892 (void *)>oc_cmd, sizeof(gtoc_cmd), 2893 (void *)buffer, req_size, 2894 CDRETRIES, 30000, NULL, flags); 2895 if (error) 2896 goto out; 2897 toc_hdr = (struct scsipi_toc_header *) buffer; 2898 mmc_discinfo->last_track_last_session = toc_hdr->last; 2899 mmc_discinfo->num_tracks = toc_hdr->last - toc_hdr->first + 1; 2900 2901 /* TODO how to handle disc_barcode and disc_id */ 2902 /* done */ 2903 2904 out: 2905 free(buffer, M_TEMP); 2906 return error; 2907 } 2908 2909 static int 2910 mmc_getdiscinfo_dvdrom(struct scsipi_periph *periph, 2911 struct mmc_discinfo *mmc_discinfo) 2912 { 2913 struct scsipi_read_toc gtoc_cmd; 2914 struct scsipi_toc_header toc_hdr; 2915 uint32_t req_size; 2916 int error, flags; 2917 2918 /* 2919 * Fabricate mmc_discinfo for DVD-ROM. Some values are really `dont 2920 * care' but others might be of interest to programs. 2921 */ 2922 2923 mmc_discinfo->disc_state = MMC_STATE_FULL; 2924 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2925 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2926 mmc_discinfo->link_block_penalty = 16; /* not relevant */ 2927 2928 /* get number of sessions and first tracknr in last session */ 2929 flags = XS_CTL_DATA_IN; 2930 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2931 gtoc_cmd.opcode = READ_TOC; 2932 gtoc_cmd.addr_mode = 0; /* LBA */ 2933 gtoc_cmd.resp_format = CD_TOC_FORM; /* multisession info */ 2934 gtoc_cmd.from_track = 1; /* first track */ 2935 req_size = sizeof(toc_hdr); 2936 _lto2b(req_size, gtoc_cmd.data_len); 2937 2938 error = scsipi_command(periph, 2939 (void *)>oc_cmd, sizeof(gtoc_cmd), 2940 (void *)&toc_hdr, req_size, 2941 CDRETRIES, 30000, NULL, flags); 2942 if (error) 2943 return error; 2944 2945 /* DVD-ROM squashes the track/session space */ 2946 mmc_discinfo->num_sessions = toc_hdr.last - toc_hdr.first + 1; 2947 mmc_discinfo->num_tracks = mmc_discinfo->num_sessions; 2948 mmc_discinfo->first_track = toc_hdr.first; 2949 mmc_discinfo->first_track_last_session = toc_hdr.last; 2950 mmc_discinfo->last_track_last_session = toc_hdr.last; 2951 2952 /* TODO how to handle disc_barcode and disc_id */ 2953 /* done */ 2954 return 0; 2955 } 2956 2957 static int 2958 mmc_getdiscinfo(struct scsipi_periph *periph, 2959 struct mmc_discinfo *mmc_discinfo) 2960 { 2961 struct scsipi_get_configuration gc_cmd; 2962 struct scsipi_get_conf_data *gc; 2963 struct scsipi_get_conf_feature *gcf; 2964 struct scsipi_read_discinfo di_cmd; 2965 struct scsipi_read_discinfo_data di; 2966 const uint32_t buffer_size = 1024; 2967 uint32_t feat_tbl_len, pos; 2968 u_long last_lba; 2969 uint8_t *buffer, *fpos; 2970 int feature, last_feature, features_len, feature_cur, feature_len; 2971 int lsb, msb, error, flags; 2972 2973 feat_tbl_len = buffer_size; 2974 2975 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2976 2977 /* initialise structure */ 2978 memset(mmc_discinfo, 0, sizeof(struct mmc_discinfo)); 2979 mmc_discinfo->mmc_profile = 0x00; /* unknown */ 2980 mmc_discinfo->mmc_class = MMC_CLASS_UNKN; 2981 mmc_discinfo->mmc_cur = 0; 2982 mmc_discinfo->mmc_cap = 0; 2983 mmc_discinfo->link_block_penalty = 0; 2984 2985 /* determine mmc profile and class */ 2986 flags = XS_CTL_DATA_IN; 2987 memset(&gc_cmd, 0, sizeof(gc_cmd)); 2988 gc_cmd.opcode = GET_CONFIGURATION; 2989 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 2990 2991 gc = (struct scsipi_get_conf_data *) buffer; 2992 2993 error = scsipi_command(periph, 2994 (void *)&gc_cmd, sizeof(gc_cmd), 2995 (void *) gc, GET_CONF_NO_FEATURES_LEN, 2996 CDRETRIES, 30000, NULL, flags); 2997 if (error) 2998 goto out; 2999 3000 mmc_discinfo->mmc_profile = _2btol(gc->mmc_profile); 3001 mmc_discinfo->mmc_class = mmc_profile2class(mmc_discinfo->mmc_profile); 3002 3003 /* assume 2048 sector size unless told otherwise */ 3004 mmc_discinfo->sector_size = 2048; 3005 error = read_cd_capacity(periph, &mmc_discinfo->sector_size, &last_lba); 3006 if (error) 3007 goto out; 3008 3009 mmc_discinfo->last_possible_lba = (uint32_t) last_lba - 1; 3010 3011 /* Read in all features to determine device capabilities */ 3012 last_feature = feature = 0; 3013 do { 3014 /* determine mmc profile and class */ 3015 flags = XS_CTL_DATA_IN; 3016 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3017 gc_cmd.opcode = GET_CONFIGURATION; 3018 _lto2b(last_feature, gc_cmd.start_at_feature); 3019 _lto2b(feat_tbl_len, gc_cmd.data_len); 3020 3021 error = scsipi_command(periph, 3022 (void *)&gc_cmd, sizeof(gc_cmd), 3023 (void *) gc, feat_tbl_len, 3024 CDRETRIES, 30000, NULL, flags); 3025 if (error) { 3026 /* ieeek... break out of loop... i dunno what to do */ 3027 break; 3028 } 3029 3030 features_len = _4btol(gc->data_len); 3031 if (features_len < 4) 3032 break; 3033 3034 pos = 0; 3035 fpos = &gc->feature_desc[0]; 3036 while (pos < features_len - 4) { 3037 gcf = (struct scsipi_get_conf_feature *) fpos; 3038 3039 feature = _2btol(gcf->featurecode); 3040 feature_cur = gcf->flags & 1; 3041 feature_len = gcf->additional_length; 3042 3043 mmc_process_feature(mmc_discinfo, 3044 feature, feature_cur, 3045 gcf->feature_dependent); 3046 3047 last_feature = MAX(last_feature, feature); 3048 #ifdef DIAGNOSTIC 3049 /* assert((feature_len & 3) == 0); */ 3050 if ((feature_len & 3) != 0) { 3051 printf("feature %d having length %d\n", 3052 feature, feature_len); 3053 } 3054 #endif 3055 3056 pos += 4 + feature_len; 3057 fpos += 4 + feature_len; 3058 } 3059 /* unlikely to ever grow past our 1kb buffer */ 3060 } while (features_len >= 0xffff); 3061 3062 /* 3063 * Fixup CD-RW drives that are on crack. 3064 * 3065 * Some drives report the capability to incrementally write 3066 * sequentially on CD-R(W) media... nice, but this should not be 3067 * active for a fixed packet formatted CD-RW media. Other report the 3068 * ability of HW_DEFECTFREE even when the media is NOT MRW 3069 * formatted.... 3070 */ 3071 if (mmc_discinfo->mmc_profile == 0x0a) { 3072 if ((mmc_discinfo->mmc_cur & MMC_CAP_SEQUENTIAL) == 0) 3073 mmc_discinfo->mmc_cur |= MMC_CAP_STRICTOVERWRITE; 3074 if (mmc_discinfo->mmc_cur & MMC_CAP_STRICTOVERWRITE) 3075 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3076 if (mmc_discinfo->mmc_cur & MMC_CAP_MRW) { 3077 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3078 mmc_discinfo->mmc_cur &= ~MMC_CAP_STRICTOVERWRITE; 3079 } else { 3080 mmc_discinfo->mmc_cur &= ~MMC_CAP_HW_DEFECTFREE; 3081 } 3082 } 3083 if (mmc_discinfo->mmc_profile == 0x09) { 3084 mmc_discinfo->mmc_cur &= ~MMC_CAP_REWRITABLE; 3085 } 3086 3087 #ifdef DEBUG 3088 printf("CD mmc %d, mmc_cur 0x%"PRIx64", mmc_cap 0x%"PRIx64"\n", 3089 mmc_discinfo->mmc_profile, 3090 mmc_discinfo->mmc_cur, mmc_discinfo->mmc_cap); 3091 #endif 3092 3093 /* read in disc state and number of sessions and tracks */ 3094 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3095 memset(&di_cmd, 0, sizeof(di_cmd)); 3096 di_cmd.opcode = READ_DISCINFO; 3097 di_cmd.data_len[1] = READ_DISCINFO_BIGSIZE; 3098 3099 error = scsipi_command(periph, 3100 (void *)&di_cmd, sizeof(di_cmd), 3101 (void *)&di, READ_DISCINFO_BIGSIZE, 3102 CDRETRIES, 30000, NULL, flags); 3103 3104 if (error) { 3105 /* discinfo call failed, emulate for cd-rom/dvd-rom */ 3106 if (mmc_discinfo->mmc_profile == 0x08) /* CD-ROM */ 3107 return mmc_getdiscinfo_cdrom(periph, mmc_discinfo); 3108 if (mmc_discinfo->mmc_profile == 0x10) /* DVD-ROM */ 3109 return mmc_getdiscinfo_dvdrom(periph, mmc_discinfo); 3110 /* CD/DVD drive is violating specs */ 3111 error = EIO; 3112 goto out; 3113 } 3114 3115 /* call went OK */ 3116 mmc_discinfo->disc_state = di.disc_state & 3; 3117 mmc_discinfo->last_session_state = (di.disc_state >> 2) & 3; 3118 mmc_discinfo->bg_format_state = (di.disc_state2 & 3); 3119 3120 lsb = di.num_sessions_lsb; 3121 msb = di.num_sessions_msb; 3122 mmc_discinfo->num_sessions = lsb | (msb << 8); 3123 3124 mmc_discinfo->first_track = di.first_track; 3125 lsb = di.first_track_last_session_lsb; 3126 msb = di.first_track_last_session_msb; 3127 mmc_discinfo->first_track_last_session = lsb | (msb << 8); 3128 lsb = di.last_track_last_session_lsb; 3129 msb = di.last_track_last_session_msb; 3130 mmc_discinfo->last_track_last_session = lsb | (msb << 8); 3131 3132 mmc_discinfo->num_tracks = mmc_discinfo->last_track_last_session - 3133 mmc_discinfo->first_track + 1; 3134 3135 /* set misc. flags and parameters from this disc info */ 3136 if (di.disc_state & 16) 3137 mmc_discinfo->mmc_cur |= MMC_CAP_BLANKABLE; 3138 3139 if (di.disc_state2 & 128) { 3140 mmc_discinfo->disc_id = _4btol(di.discid); 3141 mmc_discinfo->disc_flags |= MMC_DFLAGS_DISCIDVALID; 3142 } 3143 if (di.disc_state2 & 64) { 3144 mmc_discinfo->disc_barcode = _8btol(di.disc_bar_code); 3145 mmc_discinfo->disc_flags |= MMC_DFLAGS_BARCODEVALID; 3146 } 3147 if (di.disc_state2 & 32) 3148 mmc_discinfo->disc_flags |= MMC_DFLAGS_UNRESTRICTED; 3149 3150 if (di.disc_state2 & 16) { 3151 mmc_discinfo->application_code = di.application_code; 3152 mmc_discinfo->disc_flags |= MMC_DFLAGS_APPCODEVALID; 3153 } 3154 3155 /* done */ 3156 3157 out: 3158 free(buffer, M_TEMP); 3159 return error; 3160 } 3161 3162 static int 3163 mmc_gettrackinfo_cdrom(struct scsipi_periph *periph, 3164 struct mmc_trackinfo *trackinfo) 3165 { 3166 struct scsipi_read_toc gtoc_cmd; 3167 struct scsipi_toc_header *toc_hdr; 3168 struct scsipi_toc_rawtoc *rawtoc; 3169 uint32_t track_start, track_end, track_size; 3170 uint32_t last_recorded, next_writable; 3171 uint32_t lba, next_track_start, lead_out; 3172 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3173 uint8_t *buffer; 3174 uint8_t track_sessionnr, last_tracknr, sessionnr, adr, tno, point; 3175 uint8_t control, tmin, tsec, tframe, pmin, psec, pframe; 3176 int size, req_size; 3177 int error, flags; 3178 3179 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3180 3181 /* 3182 * Emulate read trackinfo for CD-ROM using the raw-TOC. 3183 * 3184 * Not all information is present and this presents a problem. Track 3185 * starts are known for each track but other values are deducted. 3186 * 3187 * For a complete overview of `magic' values used here, see the 3188 * SCSI/ATAPI MMC documentation. Note that the `magic' values have no 3189 * names, they are specified as numbers. 3190 */ 3191 3192 /* get raw toc to process, first header to check size */ 3193 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3194 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3195 gtoc_cmd.opcode = READ_TOC; 3196 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 3197 gtoc_cmd.resp_format = CD_TOC_RAW; /* raw toc */ 3198 gtoc_cmd.from_track = 1; /* first session */ 3199 req_size = sizeof(*toc_hdr); 3200 _lto2b(req_size, gtoc_cmd.data_len); 3201 3202 error = scsipi_command(periph, 3203 (void *)>oc_cmd, sizeof(gtoc_cmd), 3204 (void *)buffer, req_size, 3205 CDRETRIES, 30000, NULL, flags); 3206 if (error) 3207 goto out; 3208 toc_hdr = (struct scsipi_toc_header *) buffer; 3209 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3210 #ifdef DIAGNOSTIC 3211 printf("increase buffersize in mmc_readtrackinfo_cdrom\n"); 3212 #endif 3213 error = ENOBUFS; 3214 goto out; 3215 } 3216 3217 /* read in complete raw toc */ 3218 req_size = _2btol(toc_hdr->length); 3219 req_size = 2*((req_size + 1) / 2); /* for ATAPI */ 3220 _lto2b(req_size, gtoc_cmd.data_len); 3221 3222 error = scsipi_command(periph, 3223 (void *)>oc_cmd, sizeof(gtoc_cmd), 3224 (void *)buffer, req_size, 3225 CDRETRIES, 30000, NULL, flags); 3226 if (error) 3227 goto out; 3228 3229 toc_hdr = (struct scsipi_toc_header *) buffer; 3230 rawtoc = (struct scsipi_toc_rawtoc *) (buffer + 4); 3231 3232 track_start = 0; 3233 track_end = 0; 3234 track_size = 0; 3235 last_recorded = 0; 3236 next_writable = 0; 3237 flags = 0; 3238 3239 last_tracknr = 1; 3240 next_track_start = 0; 3241 track_sessionnr = MAXTRACK; /* by definition */ 3242 lead_out = 0; 3243 3244 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3245 while (size > 0) { 3246 /* get track start and session end */ 3247 tno = rawtoc->tno; 3248 sessionnr = rawtoc->sessionnr; 3249 adr = rawtoc->adrcontrol >> 4; 3250 control = rawtoc->adrcontrol & 0xf; 3251 point = rawtoc->point; 3252 tmin = rawtoc->min; 3253 tsec = rawtoc->sec; 3254 tframe = rawtoc->frame; 3255 pmin = rawtoc->pmin; 3256 psec = rawtoc->psec; 3257 pframe = rawtoc->pframe; 3258 3259 if (tno == 0 && sessionnr && adr == 1) { 3260 lba = hmsf2lba(0, pmin, psec, pframe); 3261 if (point == trackinfo->tracknr) { 3262 track_start = lba; 3263 track_sessionnr = sessionnr; 3264 } 3265 if (point == trackinfo->tracknr + 1) { 3266 /* estimate size */ 3267 track_size = lba - track_start; 3268 next_track_start = lba; 3269 } 3270 if (point == 0xa2) { 3271 lead_out = lba; 3272 } 3273 if (point <= 0x63) { 3274 /* CD's ok, DVD are glued */ 3275 last_tracknr = point; 3276 } 3277 if (sessionnr == track_sessionnr) { 3278 last_recorded = lead_out; 3279 } 3280 } 3281 if (tno == 0 && sessionnr && adr == 5) { 3282 lba = hmsf2lba(0, tmin, tsec, tframe); 3283 if (sessionnr == track_sessionnr) { 3284 next_writable = lba; 3285 } 3286 } 3287 3288 if ((control & (3<<2)) == 4) /* 01xxb */ 3289 flags |= MMC_TRACKINFO_DATA; 3290 if ((control & (1<<2)) == 0) { /* x0xxb */ 3291 flags |= MMC_TRACKINFO_AUDIO; 3292 if (control & 1) /* xxx1b */ 3293 flags |= MMC_TRACKINFO_PRE_EMPH; 3294 } 3295 3296 rawtoc++; 3297 size -= sizeof(struct scsipi_toc_rawtoc); 3298 } 3299 3300 /* process found values; some voodoo */ 3301 /* if no tracksize tracknr is the last of the disc */ 3302 if ((track_size == 0) && last_recorded) { 3303 track_size = last_recorded - track_start; 3304 } 3305 /* if last_recorded < tracksize, tracksize is overestimated */ 3306 if (last_recorded) { 3307 if (last_recorded - track_start <= track_size) { 3308 track_size = last_recorded - track_start; 3309 flags |= MMC_TRACKINFO_LRA_VALID; 3310 } 3311 } 3312 /* check if its a the last track of the sector */ 3313 if (next_writable) { 3314 if (next_track_start > next_writable) 3315 flags |= MMC_TRACKINFO_NWA_VALID; 3316 } 3317 3318 /* no flag set -> no values */ 3319 if ((flags & MMC_TRACKINFO_LRA_VALID) == 0) 3320 last_recorded = 0; 3321 if ((flags & MMC_TRACKINFO_NWA_VALID) == 0) 3322 next_writable = 0; 3323 3324 /* fill in */ 3325 /* trackinfo->tracknr preserved */ 3326 trackinfo->sessionnr = track_sessionnr; 3327 trackinfo->track_mode = 7; /* data, incremental */ 3328 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3329 3330 trackinfo->flags = flags; 3331 trackinfo->track_start = track_start; 3332 trackinfo->next_writable = next_writable; 3333 trackinfo->free_blocks = 0; 3334 trackinfo->packet_size = 1; 3335 trackinfo->track_size = track_size; 3336 trackinfo->last_recorded = last_recorded; 3337 3338 out: 3339 free(buffer, M_TEMP); 3340 return error; 3341 3342 } 3343 3344 static int 3345 mmc_gettrackinfo_dvdrom(struct scsipi_periph *periph, 3346 struct mmc_trackinfo *trackinfo) 3347 { 3348 struct scsipi_read_toc gtoc_cmd; 3349 struct scsipi_toc_header *toc_hdr; 3350 struct scsipi_toc_formatted *toc; 3351 uint32_t tracknr, track_start, track_size; 3352 uint32_t lba, lead_out; 3353 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3354 uint8_t *buffer; 3355 uint8_t control, last_tracknr; 3356 int size, req_size; 3357 int error, flags; 3358 3359 3360 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3361 /* 3362 * Emulate read trackinfo for DVD-ROM. We can't use the raw-TOC as the 3363 * CD-ROM emulation uses since the specification tells us that no such 3364 * thing is defined for DVD's. The reason for this is due to the large 3365 * number of tracks and that would clash with the `magic' values. This 3366 * suxs. 3367 * 3368 * Not all information is present and this presents a problem. 3369 * Track starts are known for each track but other values are 3370 * deducted. 3371 */ 3372 3373 /* get formatted toc to process, first header to check size */ 3374 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3375 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3376 gtoc_cmd.opcode = READ_TOC; 3377 gtoc_cmd.addr_mode = 0; /* lba's please */ 3378 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 3379 gtoc_cmd.from_track = 1; /* first track */ 3380 req_size = sizeof(*toc_hdr); 3381 _lto2b(req_size, gtoc_cmd.data_len); 3382 3383 error = scsipi_command(periph, 3384 (void *)>oc_cmd, sizeof(gtoc_cmd), 3385 (void *)buffer, req_size, 3386 CDRETRIES, 30000, NULL, flags); 3387 if (error) 3388 goto out; 3389 toc_hdr = (struct scsipi_toc_header *) buffer; 3390 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3391 #ifdef DIAGNOSTIC 3392 printf("incease buffersize in mmc_readtrackinfo_dvdrom\n"); 3393 #endif 3394 error = ENOBUFS; 3395 goto out; 3396 } 3397 3398 /* read in complete formatted toc */ 3399 req_size = _2btol(toc_hdr->length); 3400 _lto2b(req_size, gtoc_cmd.data_len); 3401 3402 error = scsipi_command(periph, 3403 (void *)>oc_cmd, sizeof(gtoc_cmd), 3404 (void *)buffer, req_size, 3405 CDRETRIES, 30000, NULL, flags); 3406 if (error) 3407 goto out; 3408 3409 toc_hdr = (struct scsipi_toc_header *) buffer; 3410 toc = (struct scsipi_toc_formatted *) (buffer + 4); 3411 3412 /* as in read disc info, all sessions are converted to tracks */ 3413 /* track 1.. -> offsets, sizes can be (rougly) estimated (16 ECC) */ 3414 /* last track -> we got the size from the lead-out */ 3415 3416 tracknr = 0; 3417 last_tracknr = toc_hdr->last; 3418 track_start = 0; 3419 track_size = 0; 3420 lead_out = 0; 3421 flags = 0; 3422 3423 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3424 while (size > 0) { 3425 /* remember, DVD-ROM: tracknr == sessionnr */ 3426 lba = _4btol(toc->msf_lba); 3427 tracknr = toc->tracknr; 3428 control = toc->adrcontrol & 0xf; 3429 3430 if (trackinfo->tracknr == tracknr) { 3431 track_start = lba; 3432 } 3433 if (trackinfo->tracknr == tracknr+1) { 3434 track_size = lba - track_start; 3435 track_size -= 16; /* link block ? */ 3436 } 3437 if (tracknr == 0xAA) { 3438 lead_out = lba; 3439 } 3440 3441 if ((control & (3<<2)) == 4) /* 01xxb */ 3442 flags |= MMC_TRACKINFO_DATA; 3443 if ((control & (1<<2)) == 0) { /* x0xxb */ 3444 flags |= MMC_TRACKINFO_AUDIO; 3445 if (control & (1<<3)) /* 10xxb */ 3446 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3447 if (control & 1) /* xxx1b */ 3448 flags |= MMC_TRACKINFO_PRE_EMPH; 3449 } 3450 3451 toc++; 3452 size -= sizeof(struct scsipi_toc_formatted); 3453 } 3454 if (trackinfo->tracknr == last_tracknr) { 3455 track_size = lead_out - track_start; 3456 } 3457 3458 /* fill in */ 3459 /* trackinfo->tracknr preserved */ 3460 trackinfo->sessionnr = trackinfo->tracknr; 3461 trackinfo->track_mode = 0; /* unknown */ 3462 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3463 3464 trackinfo->flags = flags; 3465 trackinfo->track_start = track_start; 3466 trackinfo->next_writable = 0; 3467 trackinfo->free_blocks = 0; 3468 trackinfo->packet_size = 16; /* standard length 16 blocks ECC */ 3469 trackinfo->track_size = track_size; 3470 trackinfo->last_recorded = 0; 3471 3472 out: 3473 free(buffer, M_TEMP); 3474 return error; 3475 } 3476 3477 static int 3478 mmc_gettrackinfo(struct scsipi_periph *periph, 3479 struct mmc_trackinfo *trackinfo) 3480 { 3481 struct scsipi_read_trackinfo ti_cmd; 3482 struct scsipi_read_trackinfo_data ti; 3483 struct scsipi_get_configuration gc_cmd; 3484 struct scsipi_get_conf_data gc; 3485 int error, flags; 3486 int mmc_profile; 3487 3488 /* set up SCSI call with track number from trackinfo.tracknr */ 3489 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3490 memset(&ti_cmd, 0, sizeof(ti_cmd)); 3491 ti_cmd.opcode = READ_TRACKINFO; 3492 ti_cmd.addr_type = READ_TRACKINFO_ADDR_TRACK; 3493 ti_cmd.data_len[1] = READ_TRACKINFO_RETURNSIZE; 3494 3495 /* trackinfo.tracknr contains number of tracks to query */ 3496 _lto4b(trackinfo->tracknr, ti_cmd.address); 3497 error = scsipi_command(periph, 3498 (void *)&ti_cmd, sizeof(ti_cmd), 3499 (void *)&ti, READ_TRACKINFO_RETURNSIZE, 3500 CDRETRIES, 30000, NULL, flags); 3501 3502 if (error) { 3503 /* trackinfo call failed, emulate for cd-rom/dvd-rom */ 3504 /* first determine mmc profile */ 3505 flags = XS_CTL_DATA_IN; 3506 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3507 gc_cmd.opcode = GET_CONFIGURATION; 3508 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 3509 3510 error = scsipi_command(periph, 3511 (void *)&gc_cmd, sizeof(gc_cmd), 3512 (void *)&gc, GET_CONF_NO_FEATURES_LEN, 3513 CDRETRIES, 30000, NULL, flags); 3514 if (error) 3515 return error; 3516 mmc_profile = _2btol(gc.mmc_profile); 3517 3518 /* choose emulation */ 3519 if (mmc_profile == 0x08) /* CD-ROM */ 3520 return mmc_gettrackinfo_cdrom(periph, trackinfo); 3521 if (mmc_profile == 0x10) /* DVD-ROM */ 3522 return mmc_gettrackinfo_dvdrom(periph, trackinfo); 3523 /* CD/DVD drive is violating specs */ 3524 return EIO; 3525 } 3526 3527 /* (re)initialise structure */ 3528 memset(trackinfo, 0, sizeof(struct mmc_trackinfo)); 3529 3530 /* account for short returns screwing up track and session msb */ 3531 if ((ti.data_len[1] | (ti.data_len[0] << 8)) <= 32) { 3532 ti.track_msb = 0; 3533 ti.session_msb = 0; 3534 } 3535 3536 trackinfo->tracknr = ti.track_lsb | (ti.track_msb << 8); 3537 trackinfo->sessionnr = ti.session_lsb | (ti.session_msb << 8); 3538 trackinfo->track_mode = ti.track_info_1 & 0xf; 3539 trackinfo->data_mode = ti.track_info_2 & 0xf; 3540 3541 flags = 0; 3542 if (ti.track_info_1 & 0x10) 3543 flags |= MMC_TRACKINFO_COPY; 3544 if (ti.track_info_1 & 0x20) 3545 flags |= MMC_TRACKINFO_DAMAGED; 3546 if (ti.track_info_2 & 0x10) 3547 flags |= MMC_TRACKINFO_FIXED_PACKET; 3548 if (ti.track_info_2 & 0x20) 3549 flags |= MMC_TRACKINFO_INCREMENTAL; 3550 if (ti.track_info_2 & 0x40) 3551 flags |= MMC_TRACKINFO_BLANK; 3552 if (ti.track_info_2 & 0x80) 3553 flags |= MMC_TRACKINFO_RESERVED; 3554 if (ti.data_valid & 0x01) 3555 flags |= MMC_TRACKINFO_NWA_VALID; 3556 if (ti.data_valid & 0x02) 3557 flags |= MMC_TRACKINFO_LRA_VALID; 3558 if ((trackinfo->track_mode & (3<<2)) == 4) /* 01xxb */ 3559 flags |= MMC_TRACKINFO_DATA; 3560 if ((trackinfo->track_mode & (1<<2)) == 0) { /* x0xxb */ 3561 flags |= MMC_TRACKINFO_AUDIO; 3562 if (trackinfo->track_mode & (1<<3)) /* 10xxb */ 3563 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3564 if (trackinfo->track_mode & 1) /* xxx1b */ 3565 flags |= MMC_TRACKINFO_PRE_EMPH; 3566 } 3567 3568 trackinfo->flags = flags; 3569 trackinfo->track_start = _4btol(ti.track_start); 3570 trackinfo->next_writable = _4btol(ti.next_writable); 3571 trackinfo->free_blocks = _4btol(ti.free_blocks); 3572 trackinfo->packet_size = _4btol(ti.packet_size); 3573 trackinfo->track_size = _4btol(ti.track_size); 3574 trackinfo->last_recorded = _4btol(ti.last_recorded); 3575 3576 return 0; 3577 } 3578 3579 static int 3580 mmc_doclose(struct scsipi_periph *periph, int param, int func) { 3581 struct scsipi_close_tracksession close_cmd; 3582 int error, flags; 3583 3584 /* set up SCSI call with track number */ 3585 flags = XS_CTL_DATA_OUT; 3586 memset(&close_cmd, 0, sizeof(close_cmd)); 3587 close_cmd.opcode = CLOSE_TRACKSESSION; 3588 close_cmd.function = func; 3589 _lto2b(param, close_cmd.tracksessionnr); 3590 3591 error = scsipi_command(periph, 3592 (void *) &close_cmd, sizeof(close_cmd), 3593 NULL, 0, 3594 CDRETRIES, 120000, NULL, flags); 3595 3596 return error; 3597 } 3598 3599 static int 3600 mmc_do_closetrack(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3601 { 3602 int mmc_profile = mmc_op->mmc_profile; 3603 3604 switch (mmc_profile) { 3605 case 0x12 : /* DVD-RAM */ 3606 case 0x1a : /* DVD+RW */ 3607 case 0x2a : /* DVD+RW Dual layer */ 3608 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3609 case 0x43 : /* BD-RE */ 3610 case 0x52 : /* HD DVD-RW ; DVD-RAM like */ 3611 return EINVAL; 3612 } 3613 3614 return mmc_doclose(periph, mmc_op->tracknr, 1); 3615 } 3616 3617 static int 3618 mmc_do_close_or_finalise(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3619 { 3620 uint8_t blob[MS5LEN], *page5; 3621 int mmc_profile = mmc_op->mmc_profile; 3622 int func, close, flags; 3623 int error; 3624 3625 close = (mmc_op->operation == MMC_OP_CLOSESESSION); 3626 3627 switch (mmc_profile) { 3628 case 0x09 : /* CD-R */ 3629 case 0x0a : /* CD-RW */ 3630 /* Special case : need to update MS field in mode page 5 */ 3631 memset(blob, 0, sizeof(blob)); 3632 page5 = blob+8; 3633 3634 flags = XS_CTL_DATA_IN; 3635 error = scsipi_mode_sense_big(periph, SMS_PF, 5, 3636 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3637 if (error) 3638 return error; 3639 3640 /* set multi session field when closing a session only */ 3641 page5[3] &= 63; 3642 if (close) 3643 page5[3] |= 3 << 6; 3644 3645 flags = XS_CTL_DATA_OUT; 3646 error = scsipi_mode_select_big(periph, SMS_PF, 3647 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3648 if (error) 3649 return error; 3650 /* and use funtion 2 */ 3651 func = 2; 3652 break; 3653 case 0x11 : /* DVD-R (DL) */ 3654 case 0x13 : /* DVD-RW restricted overwrite */ 3655 case 0x14 : /* DVD-RW sequential */ 3656 func = close ? 2 : 3; 3657 break; 3658 case 0x1b : /* DVD+R */ 3659 case 0x2b : /* DVD+R Dual layer */ 3660 case 0x51 : /* HD DVD-R */ 3661 case 0x41 : /* BD-R Sequential recording (SRM) */ 3662 func = close ? 2 : 6; 3663 break; 3664 case 0x12 : /* DVD-RAM */ 3665 case 0x1a : /* DVD+RW */ 3666 case 0x2a : /* DVD+RW Dual layer */ 3667 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3668 case 0x43 : /* BD-RE */ 3669 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 3670 return EINVAL; 3671 default: 3672 printf("MMC close/finalise passed wrong device type! (%d)\n", 3673 mmc_profile); 3674 return EINVAL; 3675 } 3676 3677 return mmc_doclose(periph, mmc_op->sessionnr, func); 3678 } 3679 3680 static int 3681 mmc_do_reserve_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3682 { 3683 struct scsipi_reserve_track reserve_cmd; 3684 uint32_t extent; 3685 int error, flags; 3686 3687 /* TODO make mmc safeguards? */ 3688 extent = mmc_op->extent; 3689 /* TODO min/max support? */ 3690 3691 /* set up SCSI call with requested space */ 3692 flags = XS_CTL_DATA_OUT; 3693 memset(&reserve_cmd, 0, sizeof(reserve_cmd)); 3694 reserve_cmd.opcode = RESERVE_TRACK; 3695 _lto4b(extent, reserve_cmd.reservation_size); 3696 3697 error = scsipi_command(periph, 3698 (void *) &reserve_cmd, sizeof(reserve_cmd), 3699 NULL, 0, 3700 CDRETRIES, 30000, NULL, flags); 3701 3702 return error; 3703 } 3704 3705 static int 3706 mmc_do_reserve_track_nwa(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3707 { 3708 /* XXX assumes that NWA given is valid */ 3709 switch (mmc_op->mmc_profile) { 3710 case 0x09 : /* CD-R */ 3711 /* XXX unknown boundary checks XXX */ 3712 if (mmc_op->extent <= 152) 3713 return EINVAL; 3714 /* CD-R takes 152 sectors to close track */ 3715 mmc_op->extent -= 152; 3716 return mmc_do_reserve_track(periph, mmc_op); 3717 case 0x11 : /* DVD-R (DL) */ 3718 case 0x1b : /* DVD+R */ 3719 case 0x2b : /* DVD+R Dual layer */ 3720 if (mmc_op->extent % 16) 3721 return EINVAL; 3722 /* upto one ECC block of 16 sectors lost */ 3723 mmc_op->extent -= 16; 3724 return mmc_do_reserve_track(periph, mmc_op); 3725 case 0x41 : /* BD-R Sequential recording (SRM) */ 3726 case 0x51 : /* HD DVD-R */ 3727 if (mmc_op->extent % 32) 3728 return EINVAL; 3729 /* one ECC block of 32 sectors lost (AFAIK) */ 3730 mmc_op->extent -= 32; 3731 return mmc_do_reserve_track(periph, mmc_op); 3732 } 3733 3734 /* unknown behaviour or invalid disc type */ 3735 return EINVAL; 3736 } 3737 3738 static int 3739 mmc_do_repair_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3740 { 3741 struct scsipi_repair_track repair_cmd; 3742 int error, flags; 3743 3744 /* TODO make mmc safeguards? */ 3745 3746 /* set up SCSI call with track number */ 3747 flags = XS_CTL_DATA_OUT; 3748 memset(&repair_cmd, 0, sizeof(repair_cmd)); 3749 repair_cmd.opcode = REPAIR_TRACK; 3750 _lto2b(mmc_op->tracknr, repair_cmd.tracknr); 3751 3752 error = scsipi_command(periph, 3753 (void *) &repair_cmd, sizeof(repair_cmd), 3754 NULL, 0, 3755 CDRETRIES, 30000, NULL, flags); 3756 3757 return error; 3758 } 3759 3760 static int 3761 mmc_do_op(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3762 { 3763 /* guard operation value */ 3764 if (mmc_op->operation < 1 || mmc_op->operation > MMC_OP_MAX) 3765 return EINVAL; 3766 3767 /* synchronise cache is special since it doesn't rely on mmc_profile */ 3768 if (mmc_op->operation == MMC_OP_SYNCHRONISECACHE) 3769 return cdcachesync(periph, 0); 3770 3771 /* zero mmc_profile means unknown disc so operations are not defined */ 3772 if (mmc_op->mmc_profile == 0) { 3773 #ifdef DEBUG 3774 printf("mmc_do_op called with mmc_profile = 0\n"); 3775 #endif 3776 return EINVAL; 3777 } 3778 3779 /* do the operations */ 3780 switch (mmc_op->operation) { 3781 case MMC_OP_CLOSETRACK : 3782 return mmc_do_closetrack(periph, mmc_op); 3783 case MMC_OP_CLOSESESSION : 3784 case MMC_OP_FINALISEDISC : 3785 return mmc_do_close_or_finalise(periph, mmc_op); 3786 case MMC_OP_RESERVETRACK : 3787 return mmc_do_reserve_track(periph, mmc_op); 3788 case MMC_OP_RESERVETRACK_NWA : 3789 return mmc_do_reserve_track_nwa(periph, mmc_op); 3790 case MMC_OP_REPAIRTRACK : 3791 return mmc_do_repair_track(periph, mmc_op); 3792 case MMC_OP_UNCLOSELASTSESSION : 3793 /* TODO unclose last session support */ 3794 return EINVAL; 3795 default : 3796 printf("mmc_do_op: unhandled operation %d\n", mmc_op->operation); 3797 } 3798 3799 return EINVAL; 3800 } 3801 3802 static int 3803 mmc_setup_writeparams(struct scsipi_periph *periph, 3804 struct mmc_writeparams *mmc_writeparams) 3805 { 3806 struct mmc_trackinfo trackinfo; 3807 uint8_t blob[MS5LEN]; 3808 uint8_t *page5; 3809 int flags, error; 3810 int track_mode, data_mode; 3811 3812 /* setup mode page 5 for CD only */ 3813 if (mmc_writeparams->mmc_class != MMC_CLASS_CD) 3814 return 0; 3815 3816 memset(blob, 0, sizeof(blob)); 3817 page5 = blob+8; 3818 3819 /* read mode page 5 (with header) */ 3820 flags = XS_CTL_DATA_IN; 3821 error = scsipi_mode_sense_big(periph, SMS_PF, 5, (void *)blob, 3822 sizeof(blob), flags, CDRETRIES, 20000); 3823 if (error) 3824 return error; 3825 3826 /* set page length for reasurance */ 3827 page5[1] = P5LEN; /* page length */ 3828 3829 /* write type packet/incremental */ 3830 page5[2] &= 0xf0; 3831 3832 /* set specified mode parameters */ 3833 track_mode = mmc_writeparams->track_mode; 3834 data_mode = mmc_writeparams->data_mode; 3835 if (track_mode <= 0 || track_mode > 15) 3836 return EINVAL; 3837 if (data_mode < 1 || data_mode > 2) 3838 return EINVAL; 3839 3840 /* if a tracknr is passed, setup according to the track */ 3841 if (mmc_writeparams->tracknr > 0) { 3842 trackinfo.tracknr = mmc_writeparams->tracknr; 3843 error = mmc_gettrackinfo(periph, &trackinfo); 3844 if (error) 3845 return error; 3846 if ((trackinfo.flags & MMC_TRACKINFO_BLANK) == 0) { 3847 track_mode = trackinfo.track_mode; 3848 data_mode = trackinfo.data_mode; 3849 } 3850 mmc_writeparams->blockingnr = trackinfo.packet_size; 3851 } 3852 3853 /* copy track mode and data mode from trackinfo */ 3854 page5[3] &= 16; /* keep only `Copy' bit */ 3855 page5[3] |= (3 << 6) | track_mode; 3856 page5[4] &= 0xf0; /* wipe data block type */ 3857 if (data_mode == 1) { 3858 /* select ISO mode 1 (CD only) */ 3859 page5[4] |= 8; 3860 /* select session format normal disc (CD only) */ 3861 page5[8] = 0; 3862 } else { 3863 /* select ISO mode 2; XA form 1 (CD only) */ 3864 page5[4] |= 10; 3865 /* select session format CD-ROM XA disc (CD only) */ 3866 page5[8] = 0x20; 3867 } 3868 if (mmc_writeparams->mmc_cur & MMC_CAP_SEQUENTIAL) { 3869 if (mmc_writeparams->mmc_cur & MMC_CAP_ZEROLINKBLK) { 3870 /* set BUFE buffer underrun protection */ 3871 page5[2] |= 1<<6; 3872 } 3873 /* allow for multi session */ 3874 page5[3] |= 3 << 6; 3875 } else { 3876 /* select fixed packets */ 3877 page5[3] |= 1<<5; 3878 _lto4b(mmc_writeparams->blockingnr, &(page5[10])); 3879 } 3880 3881 /* write out updated mode page 5 (with header) */ 3882 flags = XS_CTL_DATA_OUT; 3883 error = scsipi_mode_select_big(periph, SMS_PF, (void *)blob, 3884 sizeof(blob), flags, CDRETRIES, 20000); 3885 if (error) 3886 return error; 3887 3888 return 0; 3889 } 3890 3891 static void 3892 cd_set_properties(struct cd_softc *cd) 3893 { 3894 prop_dictionary_t disk_info, odisk_info, geom; 3895 3896 disk_info = prop_dictionary_create(); 3897 3898 geom = prop_dictionary_create(); 3899 3900 prop_dictionary_set_uint64(geom, "sectors-per-unit", 3901 cd->params.disksize); 3902 3903 prop_dictionary_set_uint32(geom, "sector-size", 3904 cd->params.blksize); 3905 3906 prop_dictionary_set(disk_info, "geometry", geom); 3907 prop_object_release(geom); 3908 3909 prop_dictionary_set(device_properties(cd->sc_dev), 3910 "disk-info", disk_info); 3911 3912 /* 3913 * Don't release disk_info here; we keep a reference to it. 3914 * disk_detach() will release it when we go away. 3915 */ 3916 3917 odisk_info = cd->sc_dk.dk_info; 3918 cd->sc_dk.dk_info = disk_info; 3919 if (odisk_info) 3920 prop_object_release(odisk_info); 3921 } 3922