1 /* $NetBSD: cd.c,v 1.302 2010/04/04 21:36:22 martin 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 1.302 2010/04/04 21:36:22 martin Exp $"); 54 55 #include "rnd.h" 56 57 #include <sys/param.h> 58 #include <sys/systm.h> 59 #include <sys/kernel.h> 60 #include <sys/file.h> 61 #include <sys/stat.h> 62 #include <sys/ioctl.h> 63 #include <sys/buf.h> 64 #include <sys/bufq.h> 65 #include <sys/uio.h> 66 #include <sys/malloc.h> 67 #include <sys/errno.h> 68 #include <sys/device.h> 69 #include <sys/disklabel.h> 70 #include <sys/disk.h> 71 #include <sys/cdio.h> 72 #include <sys/dvdio.h> 73 #include <sys/scsiio.h> 74 #include <sys/proc.h> 75 #include <sys/conf.h> 76 #include <sys/vnode.h> 77 #if NRND > 0 78 #include <sys/rnd.h> 79 #endif 80 81 #include <dev/scsipi/scsi_spc.h> 82 #include <dev/scsipi/scsipi_all.h> 83 #include <dev/scsipi/scsipi_cd.h> 84 #include <dev/scsipi/scsipi_disk.h> /* rw_big and start_stop come */ 85 #include <dev/scsipi/scsi_all.h> 86 /* from there */ 87 #include <dev/scsipi/scsi_disk.h> /* rw comes from there */ 88 #include <dev/scsipi/scsipiconf.h> 89 #include <dev/scsipi/scsipi_base.h> 90 #include <dev/scsipi/cdvar.h> 91 92 #include <prop/proplib.h> 93 94 #define CDUNIT(z) DISKUNIT(z) 95 #define CDPART(z) DISKPART(z) 96 #define CDMINOR(unit, part) DISKMINOR(unit, part) 97 #define MAKECDDEV(maj, unit, part) MAKEDISKDEV(maj, unit, part) 98 99 #define MAXTRACK 99 100 #define CD_BLOCK_OFFSET 150 101 #define CD_FRAMES 75 102 #define CD_SECS 60 103 104 #define CD_TOC_FORM 0 /* formatted TOC, exposed to userland */ 105 #define CD_TOC_MSINFO 1 /* multi-session info */ 106 #define CD_TOC_RAW 2 /* raw TOC as on disc, unprocessed */ 107 #define CD_TOC_PMA 3 /* PMA, used as intermediate (rare use) */ 108 #define CD_TOC_ATIP 4 /* pressed space of recordable */ 109 #define CD_TOC_CDTEXT 5 /* special CD-TEXT, rarely used */ 110 111 #define P5LEN 0x32 112 #define MS5LEN (P5LEN + 8 + 2) 113 114 struct cd_formatted_toc { 115 struct ioc_toc_header header; 116 struct cd_toc_entry entries[MAXTRACK+1]; /* One extra for the */ 117 /* leadout */ 118 }; 119 120 struct cdbounce { 121 struct buf *obp; /* original buf */ 122 int doff; /* byte offset in orig. buf */ 123 int soff; /* byte offset in bounce buf */ 124 int resid; /* residual i/o in orig. buf */ 125 int bcount; /* actual obp bytes in bounce */ 126 }; 127 128 static void cdstart(struct scsipi_periph *); 129 static void cdrestart(void *); 130 static void cdminphys(struct buf *); 131 static void cdgetdefaultlabel(struct cd_softc *, struct cd_formatted_toc *, 132 struct disklabel *); 133 static void cdgetdisklabel(struct cd_softc *); 134 static void cddone(struct scsipi_xfer *, int); 135 static void cdbounce(struct buf *); 136 static int cd_interpret_sense(struct scsipi_xfer *); 137 static u_long cd_size(struct cd_softc *, int); 138 static int cd_play(struct cd_softc *, int, int); 139 static int cd_play_tracks(struct cd_softc *, struct cd_formatted_toc *, 140 int, int, int, int); 141 static int cd_play_msf(struct cd_softc *, int, int, int, int, int, int); 142 static int cd_pause(struct cd_softc *, int); 143 static int cd_reset(struct cd_softc *); 144 static int cd_read_subchannel(struct cd_softc *, int, int, int, 145 struct cd_sub_channel_info *, int, int); 146 static int cd_read_toc(struct cd_softc *, int, int, int, 147 struct cd_formatted_toc *, int, int, int); 148 static int cd_get_parms(struct cd_softc *, int); 149 static int cd_load_toc(struct cd_softc *, int, struct cd_formatted_toc *, int); 150 static int cdreadmsaddr(struct cd_softc *, struct cd_formatted_toc *,int *); 151 static int cdcachesync(struct scsipi_periph *periph, int flags); 152 153 static int dvd_auth(struct cd_softc *, dvd_authinfo *); 154 static int dvd_read_physical(struct cd_softc *, dvd_struct *); 155 static int dvd_read_copyright(struct cd_softc *, dvd_struct *); 156 static int dvd_read_disckey(struct cd_softc *, dvd_struct *); 157 static int dvd_read_bca(struct cd_softc *, dvd_struct *); 158 static int dvd_read_manufact(struct cd_softc *, dvd_struct *); 159 static int dvd_read_struct(struct cd_softc *, dvd_struct *); 160 161 static int cd_mode_sense(struct cd_softc *, u_int8_t, void *, size_t, int, 162 int, int *); 163 static int cd_mode_select(struct cd_softc *, u_int8_t, void *, size_t, 164 int, int); 165 static int cd_setchan(struct cd_softc *, int, int, int, int, int); 166 static int cd_getvol(struct cd_softc *, struct ioc_vol *, int); 167 static int cd_setvol(struct cd_softc *, const struct ioc_vol *, int); 168 static int cd_set_pa_immed(struct cd_softc *, int); 169 static int cd_load_unload(struct cd_softc *, struct ioc_load_unload *); 170 static int cd_setblksize(struct cd_softc *); 171 172 static int cdmatch(device_t, cfdata_t, void *); 173 static void cdattach(device_t, device_t, void *); 174 static int cddetach(device_t, int); 175 176 static int mmc_getdiscinfo(struct scsipi_periph *, struct mmc_discinfo *); 177 static int mmc_gettrackinfo(struct scsipi_periph *, struct mmc_trackinfo *); 178 static int mmc_do_op(struct scsipi_periph *, struct mmc_op *); 179 static int mmc_setup_writeparams(struct scsipi_periph *, struct mmc_writeparams *); 180 181 static void cd_set_properties(struct cd_softc *); 182 183 CFATTACH_DECL3_NEW(cd, sizeof(struct cd_softc), cdmatch, cdattach, cddetach, 184 NULL, NULL, NULL, DVF_DETACH_SHUTDOWN); 185 186 extern struct cfdriver cd_cd; 187 188 static const struct scsipi_inquiry_pattern cd_patterns[] = { 189 {T_CDROM, T_REMOV, 190 "", "", ""}, 191 {T_WORM, T_REMOV, 192 "", "", ""}, 193 #if 0 194 {T_CDROM, T_REMOV, /* more luns */ 195 "PIONEER ", "CD-ROM DRM-600 ", ""}, 196 #endif 197 {T_DIRECT, T_REMOV, 198 "NEC CD-ROM DRIVE:260", "", ""}, 199 }; 200 201 static dev_type_open(cdopen); 202 static dev_type_close(cdclose); 203 static dev_type_read(cdread); 204 static dev_type_write(cdwrite); 205 static dev_type_ioctl(cdioctl); 206 static dev_type_strategy(cdstrategy); 207 static dev_type_dump(cddump); 208 static dev_type_size(cdsize); 209 210 const struct bdevsw cd_bdevsw = { 211 cdopen, cdclose, cdstrategy, cdioctl, cddump, cdsize, D_DISK 212 }; 213 214 const struct cdevsw cd_cdevsw = { 215 cdopen, cdclose, cdread, cdwrite, cdioctl, 216 nostop, notty, nopoll, nommap, nokqfilter, D_DISK 217 }; 218 219 static struct dkdriver cddkdriver = { cdstrategy, NULL }; 220 221 static const struct scsipi_periphsw cd_switch = { 222 cd_interpret_sense, /* use our error handler first */ 223 cdstart, /* we have a queue, which is started by this */ 224 NULL, /* we do not have an async handler */ 225 cddone, /* deal with stats at interrupt time */ 226 }; 227 228 /* 229 * The routine called by the low level scsi routine when it discovers 230 * A device suitable for this driver 231 */ 232 static int 233 cdmatch(device_t parent, cfdata_t match, void *aux) 234 { 235 struct scsipibus_attach_args *sa = aux; 236 int priority; 237 238 (void)scsipi_inqmatch(&sa->sa_inqbuf, 239 cd_patterns, sizeof(cd_patterns) / sizeof(cd_patterns[0]), 240 sizeof(cd_patterns[0]), &priority); 241 242 return (priority); 243 } 244 245 static void 246 cdattach(device_t parent, device_t self, void *aux) 247 { 248 struct cd_softc *cd = device_private(self); 249 struct scsipibus_attach_args *sa = aux; 250 struct scsipi_periph *periph = sa->sa_periph; 251 252 SC_DEBUG(periph, SCSIPI_DB2, ("cdattach: ")); 253 254 cd->sc_dev = self; 255 256 mutex_init(&cd->sc_lock, MUTEX_DEFAULT, IPL_NONE); 257 258 if (scsipi_periph_bustype(sa->sa_periph) == SCSIPI_BUSTYPE_SCSI && 259 periph->periph_version == 0) 260 cd->flags |= CDF_ANCIENT; 261 262 bufq_alloc(&cd->buf_queue, "disksort", BUFQ_SORT_RAWBLOCK); 263 264 callout_init(&cd->sc_callout, 0); 265 266 /* 267 * Store information needed to contact our base driver 268 */ 269 cd->sc_periph = periph; 270 271 periph->periph_dev = cd->sc_dev; 272 periph->periph_switch = &cd_switch; 273 274 /* 275 * Increase our openings to the maximum-per-periph 276 * supported by the adapter. This will either be 277 * clamped down or grown by the adapter if necessary. 278 */ 279 periph->periph_openings = 280 SCSIPI_CHAN_MAX_PERIPH(periph->periph_channel); 281 periph->periph_flags |= PERIPH_GROW_OPENINGS; 282 283 /* 284 * Initialize and attach the disk structure. 285 */ 286 disk_init(&cd->sc_dk, device_xname(cd->sc_dev), &cddkdriver); 287 disk_attach(&cd->sc_dk); 288 289 aprint_normal("\n"); 290 aprint_naive("\n"); 291 292 #if NRND > 0 293 rnd_attach_source(&cd->rnd_source, device_xname(cd->sc_dev), 294 RND_TYPE_DISK, 0); 295 #endif 296 297 if (!pmf_device_register(self, NULL, NULL)) 298 aprint_error_dev(self, "couldn't establish power handler\n"); 299 } 300 301 static int 302 cddetach(device_t self, int flags) 303 { 304 struct cd_softc *cd = device_private(self); 305 int s, bmaj, cmaj, i, mn; 306 307 /* locate the major number */ 308 bmaj = bdevsw_lookup_major(&cd_bdevsw); 309 cmaj = cdevsw_lookup_major(&cd_cdevsw); 310 /* Nuke the vnodes for any open instances */ 311 for (i = 0; i < MAXPARTITIONS; i++) { 312 mn = CDMINOR(device_unit(self), i); 313 vdevgone(bmaj, mn, mn, VBLK); 314 vdevgone(cmaj, mn, mn, VCHR); 315 } 316 317 /* kill any pending restart */ 318 callout_stop(&cd->sc_callout); 319 320 s = splbio(); 321 322 /* Kill off any queued buffers. */ 323 bufq_drain(cd->buf_queue); 324 325 bufq_free(cd->buf_queue); 326 327 /* Kill off any pending commands. */ 328 scsipi_kill_pending(cd->sc_periph); 329 330 splx(s); 331 332 mutex_destroy(&cd->sc_lock); 333 334 /* Detach from the disk list. */ 335 disk_detach(&cd->sc_dk); 336 disk_destroy(&cd->sc_dk); 337 338 #if NRND > 0 339 /* Unhook the entropy source. */ 340 rnd_detach_source(&cd->rnd_source); 341 #endif 342 343 return (0); 344 } 345 346 /* 347 * open the device. Make sure the partition info is a up-to-date as can be. 348 */ 349 static int 350 cdopen(dev_t dev, int flag, int fmt, struct lwp *l) 351 { 352 struct cd_softc *cd; 353 struct scsipi_periph *periph; 354 struct scsipi_adapter *adapt; 355 int part; 356 int error; 357 int rawpart; 358 359 cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 360 if (cd == NULL) 361 return (ENXIO); 362 363 periph = cd->sc_periph; 364 adapt = periph->periph_channel->chan_adapter; 365 part = CDPART(dev); 366 367 SC_DEBUG(periph, SCSIPI_DB1, 368 ("cdopen: dev=0x%"PRIu64" (unit %"PRIu32" (of %d), partition %"PRId32")\n",dev, 369 CDUNIT(dev), cd_cd.cd_ndevs, CDPART(dev))); 370 371 /* 372 * If this is the first open of this device, add a reference 373 * to the adapter. 374 */ 375 if (cd->sc_dk.dk_openmask == 0 && 376 (error = scsipi_adapter_addref(adapt)) != 0) 377 return (error); 378 379 mutex_enter(&cd->sc_lock); 380 381 rawpart = (part == RAW_PART && fmt == S_IFCHR); 382 if ((periph->periph_flags & PERIPH_OPEN) != 0) { 383 /* 384 * If any partition is open, but the disk has been invalidated, 385 * disallow further opens. 386 */ 387 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0 && 388 !rawpart) { 389 error = EIO; 390 goto bad3; 391 } 392 } else { 393 int silent; 394 395 if (rawpart) 396 silent = XS_CTL_SILENT; 397 else 398 silent = 0; 399 400 /* Check that it is still responding and ok. */ 401 error = scsipi_test_unit_ready(periph, 402 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 403 silent); 404 405 /* 406 * Start the pack spinning if necessary. Always allow the 407 * raw parition to be opened, for raw IOCTLs. Data transfers 408 * will check for SDEV_MEDIA_LOADED. 409 */ 410 if (error == EIO) { 411 int error2; 412 413 error2 = scsipi_start(periph, SSS_START, silent); 414 switch (error2) { 415 case 0: 416 error = 0; 417 break; 418 case EIO: 419 case EINVAL: 420 break; 421 default: 422 error = error2; 423 break; 424 } 425 } 426 if (error) { 427 if (rawpart) 428 goto out; 429 goto bad3; 430 } 431 432 periph->periph_flags |= PERIPH_OPEN; 433 434 /* Lock the pack in. */ 435 error = scsipi_prevent(periph, SPAMR_PREVENT_DT, 436 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 437 SC_DEBUG(periph, SCSIPI_DB1, 438 ("cdopen: scsipi_prevent, error=%d\n", error)); 439 if (error) { 440 if (rawpart) 441 goto out; 442 goto bad; 443 } 444 445 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 446 /* Load the physical device parameters. */ 447 if (cd_get_parms(cd, 0) != 0) { 448 if (rawpart) 449 goto out; 450 error = ENXIO; 451 goto bad; 452 } 453 periph->periph_flags |= PERIPH_MEDIA_LOADED; 454 SC_DEBUG(periph, SCSIPI_DB3, ("Params loaded ")); 455 456 /* Fabricate a disk label. */ 457 cdgetdisklabel(cd); 458 SC_DEBUG(periph, SCSIPI_DB3, ("Disklabel fabricated ")); 459 460 cd_set_properties(cd); 461 } 462 } 463 464 /* Check that the partition exists. */ 465 if (part != RAW_PART && 466 (part >= cd->sc_dk.dk_label->d_npartitions || 467 cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED)) { 468 error = ENXIO; 469 goto bad; 470 } 471 472 out: /* Insure only one open at a time. */ 473 switch (fmt) { 474 case S_IFCHR: 475 cd->sc_dk.dk_copenmask |= (1 << part); 476 break; 477 case S_IFBLK: 478 cd->sc_dk.dk_bopenmask |= (1 << part); 479 break; 480 } 481 cd->sc_dk.dk_openmask = 482 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 483 484 SC_DEBUG(periph, SCSIPI_DB3, ("open complete\n")); 485 mutex_exit(&cd->sc_lock); 486 return (0); 487 488 bad: 489 if (cd->sc_dk.dk_openmask == 0) { 490 scsipi_prevent(periph, SPAMR_ALLOW, 491 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 492 periph->periph_flags &= ~PERIPH_OPEN; 493 } 494 495 bad3: 496 mutex_exit(&cd->sc_lock); 497 if (cd->sc_dk.dk_openmask == 0) 498 scsipi_adapter_delref(adapt); 499 return (error); 500 } 501 502 /* 503 * close the device.. only called if we are the LAST 504 * occurence of an open device 505 */ 506 static int 507 cdclose(dev_t dev, int flag, int fmt, struct lwp *l) 508 { 509 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 510 struct scsipi_periph *periph = cd->sc_periph; 511 struct scsipi_adapter *adapt = periph->periph_channel->chan_adapter; 512 int part = CDPART(dev); 513 int silent = 0; 514 515 if (part == RAW_PART && ((cd->sc_dk.dk_label->d_npartitions == 0) || 516 (part < cd->sc_dk.dk_label->d_npartitions && 517 cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED))) 518 silent = XS_CTL_SILENT; 519 520 mutex_enter(&cd->sc_lock); 521 522 switch (fmt) { 523 case S_IFCHR: 524 cd->sc_dk.dk_copenmask &= ~(1 << part); 525 break; 526 case S_IFBLK: 527 cd->sc_dk.dk_bopenmask &= ~(1 << part); 528 break; 529 } 530 cd->sc_dk.dk_openmask = 531 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 532 533 if (cd->sc_dk.dk_openmask == 0) { 534 /* synchronise caches on last close */ 535 cdcachesync(periph, silent); 536 537 /* drain outstanding calls */ 538 scsipi_wait_drain(periph); 539 540 scsipi_prevent(periph, SPAMR_ALLOW, 541 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 542 XS_CTL_IGNORE_NOT_READY | silent); 543 periph->periph_flags &= ~PERIPH_OPEN; 544 545 scsipi_wait_drain(periph); 546 547 scsipi_adapter_delref(adapt); 548 } 549 550 mutex_exit(&cd->sc_lock); 551 return (0); 552 } 553 554 /* 555 * Actually translate the requested transfer into one the physical driver can 556 * understand. The transfer is described by a buf and will include only one 557 * physical transfer. 558 */ 559 static void 560 cdstrategy(struct buf *bp) 561 { 562 struct cd_softc *cd = device_lookup_private(&cd_cd,CDUNIT(bp->b_dev)); 563 struct disklabel *lp; 564 struct scsipi_periph *periph = cd->sc_periph; 565 daddr_t blkno; 566 int s; 567 568 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdstrategy ")); 569 SC_DEBUG(cd->sc_periph, SCSIPI_DB1, 570 ("%d bytes @ blk %" PRId64 "\n", bp->b_bcount, bp->b_blkno)); 571 /* 572 * If the device has been made invalid, error out 573 * maybe the media changed 574 */ 575 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 576 if (periph->periph_flags & PERIPH_OPEN) 577 bp->b_error = EIO; 578 else 579 bp->b_error = ENODEV; 580 goto done; 581 } 582 583 lp = cd->sc_dk.dk_label; 584 585 /* 586 * The transfer must be a whole number of blocks, offset must not 587 * be negative. 588 */ 589 if ((bp->b_bcount % lp->d_secsize) != 0 || 590 bp->b_blkno < 0 ) { 591 bp->b_error = EINVAL; 592 goto done; 593 } 594 /* 595 * If it's a null transfer, return immediately 596 */ 597 if (bp->b_bcount == 0) 598 goto done; 599 600 /* 601 * Do bounds checking, adjust transfer. if error, process. 602 * If end of partition, just return. 603 */ 604 if (CDPART(bp->b_dev) == RAW_PART) { 605 if (bounds_check_with_mediasize(bp, DEV_BSIZE, 606 cd->params.disksize512) <= 0) 607 goto done; 608 } else { 609 if (bounds_check_with_label(&cd->sc_dk, bp, 610 (cd->flags & (CDF_WLABEL|CDF_LABELLING)) != 0) <= 0) 611 goto done; 612 } 613 614 /* 615 * Now convert the block number to absolute and put it in 616 * terms of the device's logical block size. 617 */ 618 blkno = bp->b_blkno / (lp->d_secsize / DEV_BSIZE); 619 if (CDPART(bp->b_dev) != RAW_PART) 620 blkno += lp->d_partitions[CDPART(bp->b_dev)].p_offset; 621 622 bp->b_rawblkno = blkno; 623 624 /* 625 * If the disklabel sector size does not match the device 626 * sector size we may need to do some extra work. 627 */ 628 if (lp->d_secsize != cd->params.blksize) { 629 630 /* 631 * If the xfer is not a multiple of the device block size 632 * or it is not block aligned, we need to bounce it. 633 */ 634 if ((bp->b_bcount % cd->params.blksize) != 0 || 635 ((blkno * lp->d_secsize) % cd->params.blksize) != 0) { 636 struct cdbounce *bounce; 637 struct buf *nbp; 638 long count; 639 640 if ((bp->b_flags & B_READ) == 0) { 641 642 /* XXXX We don't support bouncing writes. */ 643 bp->b_error = EACCES; 644 goto done; 645 } 646 647 bounce = malloc(sizeof(*bounce), M_DEVBUF, M_NOWAIT); 648 if (!bounce) { 649 /* No memory -- fail the iop. */ 650 bp->b_error = ENOMEM; 651 goto done; 652 } 653 654 bounce->obp = bp; 655 bounce->resid = bp->b_bcount; 656 bounce->doff = 0; 657 count = ((blkno * lp->d_secsize) % cd->params.blksize); 658 bounce->soff = count; 659 count += bp->b_bcount; 660 count = roundup(count, cd->params.blksize); 661 bounce->bcount = bounce->resid; 662 if (count > MAXPHYS) { 663 bounce->bcount = MAXPHYS - bounce->soff; 664 count = MAXPHYS; 665 } 666 667 blkno = ((blkno * lp->d_secsize) / cd->params.blksize); 668 nbp = getiobuf(NULL, false); 669 if (!nbp) { 670 /* No memory -- fail the iop. */ 671 free(bounce, M_DEVBUF); 672 bp->b_error = ENOMEM; 673 goto done; 674 } 675 nbp->b_data = malloc(count, M_DEVBUF, M_NOWAIT); 676 if (!nbp->b_data) { 677 /* No memory -- fail the iop. */ 678 free(bounce, M_DEVBUF); 679 putiobuf(nbp); 680 bp->b_error = ENOMEM; 681 goto done; 682 } 683 684 /* Set up the IOP to the bounce buffer. */ 685 nbp->b_error = 0; 686 nbp->b_proc = bp->b_proc; 687 nbp->b_bcount = count; 688 nbp->b_bufsize = count; 689 nbp->b_rawblkno = blkno; 690 nbp->b_flags = bp->b_flags | B_READ; 691 nbp->b_oflags = bp->b_oflags; 692 nbp->b_cflags = bp->b_cflags; 693 nbp->b_iodone = cdbounce; 694 695 /* store bounce state in b_private and use new buf */ 696 nbp->b_private = bounce; 697 698 BIO_COPYPRIO(nbp, bp); 699 700 bp = nbp; 701 702 } else { 703 /* Xfer is aligned -- just adjust the start block */ 704 bp->b_rawblkno = (blkno * lp->d_secsize) / 705 cd->params.blksize; 706 } 707 } 708 s = splbio(); 709 710 /* 711 * Place it in the queue of disk activities for this disk. 712 * 713 * XXX Only do disksort() if the current operating mode does not 714 * XXX include tagged queueing. 715 */ 716 bufq_put(cd->buf_queue, bp); 717 718 /* 719 * Tell the device to get going on the transfer if it's 720 * not doing anything, otherwise just wait for completion 721 */ 722 cdstart(cd->sc_periph); 723 724 splx(s); 725 return; 726 727 done: 728 /* 729 * Correctly set the buf to indicate a completed xfer 730 */ 731 bp->b_resid = bp->b_bcount; 732 biodone(bp); 733 } 734 735 /* 736 * cdstart looks to see if there is a buf waiting for the device 737 * and that the device is not already busy. If both are true, 738 * It deques the buf and creates a scsi command to perform the 739 * transfer in the buf. The transfer request will call scsipi_done 740 * on completion, which will in turn call this routine again 741 * so that the next queued transfer is performed. 742 * The bufs are queued by the strategy routine (cdstrategy) 743 * 744 * This routine is also called after other non-queued requests 745 * have been made of the scsi driver, to ensure that the queue 746 * continues to be drained. 747 * 748 * must be called at the correct (highish) spl level 749 * cdstart() is called at splbio from cdstrategy, cdrestart and scsipi_done 750 */ 751 static void 752 cdstart(struct scsipi_periph *periph) 753 { 754 struct cd_softc *cd = device_private(periph->periph_dev); 755 struct buf *bp = 0; 756 struct scsipi_rw_10 cmd_big; 757 struct scsi_rw_6 cmd_small; 758 struct scsipi_generic *cmdp; 759 struct scsipi_xfer *xs; 760 int flags, nblks, cmdlen, error; 761 762 SC_DEBUG(periph, SCSIPI_DB2, ("cdstart ")); 763 /* 764 * Check if the device has room for another command 765 */ 766 while (periph->periph_active < periph->periph_openings) { 767 /* 768 * there is excess capacity, but a special waits 769 * It'll need the adapter as soon as we clear out of the 770 * way and let it run (user level wait). 771 */ 772 if (periph->periph_flags & PERIPH_WAITING) { 773 periph->periph_flags &= ~PERIPH_WAITING; 774 wakeup((void *)periph); 775 return; 776 } 777 778 /* 779 * If the device has become invalid, abort all the 780 * reads and writes until all files have been closed and 781 * re-opened 782 */ 783 if (__predict_false( 784 (periph->periph_flags & PERIPH_MEDIA_LOADED) == 0)) { 785 if ((bp = bufq_get(cd->buf_queue)) != NULL) { 786 bp->b_error = EIO; 787 bp->b_resid = bp->b_bcount; 788 biodone(bp); 789 continue; 790 } else { 791 return; 792 } 793 } 794 795 /* 796 * See if there is a buf with work for us to do.. 797 */ 798 if ((bp = bufq_peek(cd->buf_queue)) == NULL) 799 return; 800 801 /* 802 * We have a buf, now we should make a command. 803 */ 804 805 nblks = howmany(bp->b_bcount, cd->params.blksize); 806 807 /* 808 * Fill out the scsi command. If the transfer will 809 * fit in a "small" cdb, use it. 810 */ 811 if (((bp->b_rawblkno & 0x1fffff) == bp->b_rawblkno) && 812 ((nblks & 0xff) == nblks) && 813 !(periph->periph_quirks & PQUIRK_ONLYBIG)) { 814 /* 815 * We can fit in a small cdb. 816 */ 817 memset(&cmd_small, 0, sizeof(cmd_small)); 818 cmd_small.opcode = (bp->b_flags & B_READ) ? 819 SCSI_READ_6_COMMAND : SCSI_WRITE_6_COMMAND; 820 _lto3b(bp->b_rawblkno, cmd_small.addr); 821 cmd_small.length = nblks & 0xff; 822 cmdlen = sizeof(cmd_small); 823 cmdp = (struct scsipi_generic *)&cmd_small; 824 } else { 825 /* 826 * Need a large cdb. 827 */ 828 memset(&cmd_big, 0, sizeof(cmd_big)); 829 cmd_big.opcode = (bp->b_flags & B_READ) ? 830 READ_10 : WRITE_10; 831 _lto4b(bp->b_rawblkno, cmd_big.addr); 832 _lto2b(nblks, cmd_big.length); 833 cmdlen = sizeof(cmd_big); 834 cmdp = (struct scsipi_generic *)&cmd_big; 835 } 836 837 /* Instrumentation. */ 838 disk_busy(&cd->sc_dk); 839 840 /* 841 * Figure out what flags to use. 842 */ 843 flags = XS_CTL_NOSLEEP|XS_CTL_ASYNC|XS_CTL_SIMPLE_TAG; 844 if (bp->b_flags & B_READ) 845 flags |= XS_CTL_DATA_IN; 846 else 847 flags |= XS_CTL_DATA_OUT; 848 849 /* 850 * Call the routine that chats with the adapter. 851 * Note: we cannot sleep as we may be an interrupt 852 */ 853 xs = scsipi_make_xs(periph, cmdp, cmdlen, 854 (u_char *)bp->b_data, bp->b_bcount, 855 CDRETRIES, 30000, bp, flags); 856 if (__predict_false(xs == NULL)) { 857 /* 858 * out of memory. Keep this buffer in the queue, and 859 * retry later. 860 */ 861 callout_reset(&cd->sc_callout, hz / 2, cdrestart, 862 periph); 863 return; 864 } 865 /* 866 * need to dequeue the buffer before queuing the command, 867 * because cdstart may be called recursively from the 868 * HBA driver 869 */ 870 #ifdef DIAGNOSTIC 871 if (bufq_get(cd->buf_queue) != bp) 872 panic("cdstart(): dequeued wrong buf"); 873 #else 874 bufq_get(cd->buf_queue); 875 #endif 876 error = scsipi_execute_xs(xs); 877 /* with a scsipi_xfer preallocated, scsipi_command can't fail */ 878 KASSERT(error == 0); 879 } 880 } 881 882 static void 883 cdrestart(void *v) 884 { 885 int s = splbio(); 886 cdstart((struct scsipi_periph *)v); 887 splx(s); 888 } 889 890 static void 891 cddone(struct scsipi_xfer *xs, int error) 892 { 893 struct cd_softc *cd = device_private(xs->xs_periph->periph_dev); 894 struct buf *bp = xs->bp; 895 896 if (bp) { 897 /* note, bp->b_resid is NOT initialised */ 898 bp->b_error = error; 899 bp->b_resid = xs->resid; 900 if (error) { 901 /* on a read/write error bp->b_resid is zero, so fix */ 902 bp->b_resid = bp->b_bcount; 903 } 904 905 disk_unbusy(&cd->sc_dk, bp->b_bcount - bp->b_resid, 906 (bp->b_flags & B_READ)); 907 #if NRND > 0 908 rnd_add_uint32(&cd->rnd_source, bp->b_rawblkno); 909 #endif 910 911 biodone(bp); 912 } 913 } 914 915 static void 916 cdbounce(struct buf *bp) 917 { 918 struct cdbounce *bounce = (struct cdbounce *)bp->b_private; 919 struct buf *obp = bounce->obp; 920 struct cd_softc *cd = 921 device_lookup_private(&cd_cd, CDUNIT(obp->b_dev)); 922 struct disklabel *lp = cd->sc_dk.dk_label; 923 924 if (bp->b_error != 0) { 925 /* EEK propagate the error and free the memory */ 926 goto done; 927 } 928 929 KASSERT(obp->b_flags & B_READ); 930 931 /* copy bounce buffer to final destination */ 932 memcpy((char *)obp->b_data + bounce->doff, 933 (char *)bp->b_data + bounce->soff, bounce->bcount); 934 935 /* check if we need more I/O, i.e. bounce put us over MAXPHYS */ 936 KASSERT(bounce->resid >= bounce->bcount); 937 bounce->resid -= bounce->bcount; 938 if (bounce->resid > 0) { 939 struct buf *nbp; 940 daddr_t blkno; 941 long count; 942 int s; 943 944 blkno = obp->b_rawblkno + 945 ((obp->b_bcount - bounce->resid) / lp->d_secsize); 946 count = ((blkno * lp->d_secsize) % cd->params.blksize); 947 blkno = (blkno * lp->d_secsize) / cd->params.blksize; 948 bounce->soff = count; 949 bounce->doff += bounce->bcount; 950 count += bounce->resid; 951 count = roundup(count, cd->params.blksize); 952 bounce->bcount = bounce->resid; 953 if (count > MAXPHYS) { 954 bounce->bcount = MAXPHYS - bounce->soff; 955 count = MAXPHYS; 956 } 957 958 nbp = getiobuf(NULL, false); 959 if (!nbp) { 960 /* No memory -- fail the iop. */ 961 bp->b_error = ENOMEM; 962 goto done; 963 } 964 965 /* Set up the IOP to the bounce buffer. */ 966 nbp->b_error = 0; 967 nbp->b_proc = obp->b_proc; 968 nbp->b_bcount = count; 969 nbp->b_bufsize = count; 970 nbp->b_data = bp->b_data; 971 nbp->b_rawblkno = blkno; 972 nbp->b_flags = obp->b_flags | B_READ; 973 nbp->b_oflags = obp->b_oflags; 974 nbp->b_cflags = obp->b_cflags; 975 nbp->b_iodone = cdbounce; 976 977 /* store bounce state in b_private and use new buf */ 978 nbp->b_private = bounce; 979 980 BIO_COPYPRIO(nbp, obp); 981 982 bp->b_data = NULL; 983 putiobuf(bp); 984 985 /* enqueue the request and return */ 986 s = splbio(); 987 bufq_put(cd->buf_queue, nbp); 988 cdstart(cd->sc_periph); 989 splx(s); 990 991 return; 992 } 993 994 done: 995 obp->b_error = bp->b_error; 996 obp->b_resid = bp->b_resid; 997 free(bp->b_data, M_DEVBUF); 998 free(bounce, M_DEVBUF); 999 bp->b_data = NULL; 1000 putiobuf(bp); 1001 biodone(obp); 1002 } 1003 1004 static int 1005 cd_interpret_sense(struct scsipi_xfer *xs) 1006 { 1007 struct scsipi_periph *periph = xs->xs_periph; 1008 struct scsi_sense_data *sense = &xs->sense.scsi_sense; 1009 int retval = EJUSTRETURN; 1010 1011 /* 1012 * If it isn't a extended or extended/deferred error, let 1013 * the generic code handle it. 1014 */ 1015 if (SSD_RCODE(sense->response_code) != SSD_RCODE_CURRENT && 1016 SSD_RCODE(sense->response_code) != SSD_RCODE_DEFERRED) 1017 return (retval); 1018 1019 /* 1020 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit 1021 * Is In The Process of Becoming Ready" (Sense code 0x04,0x01), then 1022 * wait a bit for the drive to spin up 1023 */ 1024 1025 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1026 (sense->asc == 0x04) && (sense->ascq == 0x01)) { 1027 /* 1028 * Sleep for 5 seconds to wait for the drive to spin up 1029 */ 1030 1031 SC_DEBUG(periph, SCSIPI_DB1, ("Waiting 5 sec for CD " 1032 "spinup\n")); 1033 if (!callout_pending(&periph->periph_callout)) 1034 scsipi_periph_freeze(periph, 1); 1035 callout_reset(&periph->periph_callout, 1036 5 * hz, scsipi_periph_timed_thaw, periph); 1037 retval = ERESTART; 1038 } 1039 1040 /* 1041 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit Not 1042 * Ready, Operation In Progress" (Sense code 0x04, 0x07), 1043 * then wait for the specified time 1044 */ 1045 1046 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1047 (sense->asc == 0x04) && (sense->ascq == 0x07)) { 1048 /* 1049 * we could listen to the delay; but it looks like the skey 1050 * data is not always returned. 1051 */ 1052 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1053 1054 /* wait for a half second and get going again */ 1055 if (!callout_pending(&periph->periph_callout)) 1056 scsipi_periph_freeze(periph, 1); 1057 callout_reset(&periph->periph_callout, 1058 hz/2, scsipi_periph_timed_thaw, periph); 1059 retval = ERESTART; 1060 } 1061 1062 /* 1063 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Long write in 1064 * progress" (Sense code 0x04, 0x08), then wait for the specified 1065 * time 1066 */ 1067 1068 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1069 (sense->asc == 0x04) && (sense->ascq == 0x08)) { 1070 /* 1071 * long write in process; we could listen to the delay; but it 1072 * looks like the skey data is not always returned. 1073 */ 1074 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1075 1076 /* wait for a half second and get going again */ 1077 if (!callout_pending(&periph->periph_callout)) 1078 scsipi_periph_freeze(periph, 1); 1079 callout_reset(&periph->periph_callout, 1080 hz/2, scsipi_periph_timed_thaw, periph); 1081 retval = ERESTART; 1082 } 1083 1084 return (retval); 1085 } 1086 1087 static void 1088 cdminphys(struct buf *bp) 1089 { 1090 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(bp->b_dev)); 1091 long xmax; 1092 1093 /* 1094 * If the device is ancient, we want to make sure that 1095 * the transfer fits into a 6-byte cdb. 1096 * 1097 * XXX Note that the SCSI-I spec says that 256-block transfers 1098 * are allowed in a 6-byte read/write, and are specified 1099 * by settng the "length" to 0. However, we're conservative 1100 * here, allowing only 255-block transfers in case an 1101 * ancient device gets confused by length == 0. A length of 0 1102 * in a 10-byte read/write actually means 0 blocks. 1103 */ 1104 if (cd->flags & CDF_ANCIENT) { 1105 xmax = cd->sc_dk.dk_label->d_secsize * 0xff; 1106 1107 if (bp->b_bcount > xmax) 1108 bp->b_bcount = xmax; 1109 } 1110 1111 (*cd->sc_periph->periph_channel->chan_adapter->adapt_minphys)(bp); 1112 } 1113 1114 static int 1115 cdread(dev_t dev, struct uio *uio, int ioflag) 1116 { 1117 return (physio(cdstrategy, NULL, dev, B_READ, cdminphys, uio)); 1118 } 1119 1120 static int 1121 cdwrite(dev_t dev, struct uio *uio, int ioflag) 1122 { 1123 return (physio(cdstrategy, NULL, dev, B_WRITE, cdminphys, uio)); 1124 } 1125 1126 #if 0 /* XXX Not used */ 1127 /* 1128 * conversion between minute-seconde-frame and logical block address 1129 * addresses format 1130 */ 1131 static void 1132 lba2msf(u_long lba, u_char *m, u_char *s, u_char *f) 1133 { 1134 u_long tmp; 1135 1136 tmp = lba + CD_BLOCK_OFFSET; /* offset of first logical frame */ 1137 tmp &= 0xffffff; /* negative lbas use only 24 bits */ 1138 *m = tmp / (CD_SECS * CD_FRAMES); 1139 tmp %= (CD_SECS * CD_FRAMES); 1140 *s = tmp / CD_FRAMES; 1141 *f = tmp % CD_FRAMES; 1142 } 1143 #endif /* XXX Not used */ 1144 1145 /* 1146 * Convert an hour:minute:second:frame address to a logical block adres. In 1147 * theory the number of secs/minute and number of frames/second could be 1148 * configured differently in the device as could the block offset but in 1149 * practice these values are rock solid and most drives don't even allow 1150 * theses values to be changed. 1151 */ 1152 static uint32_t 1153 hmsf2lba(uint8_t h, uint8_t m, uint8_t s, uint8_t f) 1154 { 1155 return (((((uint32_t) h * 60 + m) * CD_SECS) + s) * CD_FRAMES + f) 1156 - CD_BLOCK_OFFSET; 1157 } 1158 1159 static int 1160 cdreadmsaddr(struct cd_softc *cd, struct cd_formatted_toc *toc, int *addr) 1161 { 1162 struct scsipi_periph *periph = cd->sc_periph; 1163 int error; 1164 struct cd_toc_entry *cte; 1165 1166 error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, toc, 1167 sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry), 1168 0, 0x40 /* control word for "get MS info" */); 1169 1170 if (error) 1171 return (error); 1172 1173 cte = &toc->entries[0]; 1174 if (periph->periph_quirks & PQUIRK_LITTLETOC) { 1175 cte->addr.lba = le32toh(cte->addr.lba); 1176 toc->header.len = le16toh(toc->header.len); 1177 } else { 1178 cte->addr.lba = be32toh(cte->addr.lba); 1179 toc->header.len = be16toh(toc->header.len); 1180 } 1181 1182 *addr = (toc->header.len >= 10 && cte->track > 1) ? 1183 cte->addr.lba : 0; 1184 return 0; 1185 } 1186 1187 /* synchronise caches code from sd.c, move to scsipi_ioctl.c ? */ 1188 static int 1189 cdcachesync(struct scsipi_periph *periph, int flags) { 1190 struct scsi_synchronize_cache_10 cmd; 1191 1192 /* 1193 * Issue a SYNCHRONIZE CACHE. MMC devices have to issue with address 0 1194 * and length 0 as it can't synchronise parts of the disc per spec. 1195 * We ignore ILLEGAL REQUEST in the event that the command is not 1196 * supported by the device, and poll for completion so that we know 1197 * that the cache has actually been flushed. 1198 * 1199 * XXX should we handle the PQUIRK_NOSYNCCACHE ? 1200 */ 1201 1202 memset(&cmd, 0, sizeof(cmd)); 1203 cmd.opcode = SCSI_SYNCHRONIZE_CACHE_10; 1204 1205 return (scsipi_command(periph, (void *)&cmd, sizeof(cmd), 0, 0, 1206 CDRETRIES, 30000, NULL, flags | XS_CTL_IGNORE_ILLEGAL_REQUEST)); 1207 } 1208 1209 static int 1210 do_cdioreadentries(struct cd_softc *cd, struct ioc_read_toc_entry *te, 1211 struct cd_formatted_toc *toc) 1212 { 1213 /* READ TOC format 0 command, entries */ 1214 struct ioc_toc_header *th; 1215 struct cd_toc_entry *cte; 1216 u_int len = te->data_len; 1217 int ntracks; 1218 int error; 1219 1220 th = &toc->header; 1221 1222 if (len > sizeof(toc->entries) || 1223 len < sizeof(toc->entries[0])) 1224 return (EINVAL); 1225 error = cd_read_toc(cd, CD_TOC_FORM, te->address_format, 1226 te->starting_track, toc, 1227 sizeof(toc->header) + len, 1228 0, 0); 1229 if (error) 1230 return (error); 1231 if (te->address_format == CD_LBA_FORMAT) 1232 for (ntracks = 1233 th->ending_track - th->starting_track + 1; 1234 ntracks >= 0; ntracks--) { 1235 cte = &toc->entries[ntracks]; 1236 cte->addr_type = CD_LBA_FORMAT; 1237 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1238 cte->addr.lba = le32toh(cte->addr.lba); 1239 else 1240 cte->addr.lba = be32toh(cte->addr.lba); 1241 } 1242 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1243 th->len = le16toh(th->len); 1244 else 1245 th->len = be16toh(th->len); 1246 return 0; 1247 } 1248 1249 /* 1250 * Perform special action on behalf of the user. 1251 * Knows about the internals of this device 1252 */ 1253 static int 1254 cdioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 1255 { 1256 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 1257 struct scsipi_periph *periph = cd->sc_periph; 1258 struct cd_formatted_toc toc; 1259 int part = CDPART(dev); 1260 int error = 0; 1261 int s; 1262 #ifdef __HAVE_OLD_DISKLABEL 1263 struct disklabel *newlabel = NULL; 1264 #endif 1265 1266 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdioctl 0x%lx ", cmd)); 1267 1268 /* 1269 * If the device is not valid, some IOCTLs can still be 1270 * handled on the raw partition. Check this here. 1271 */ 1272 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 1273 switch (cmd) { 1274 case DIOCWLABEL: 1275 case DIOCLOCK: 1276 case ODIOCEJECT: 1277 case DIOCEJECT: 1278 case DIOCCACHESYNC: 1279 case DIOCTUR: 1280 case SCIOCIDENTIFY: 1281 case OSCIOCIDENTIFY: 1282 case SCIOCCOMMAND: 1283 case SCIOCDEBUG: 1284 case CDIOCGETVOL: 1285 case CDIOCSETVOL: 1286 case CDIOCSETMONO: 1287 case CDIOCSETSTEREO: 1288 case CDIOCSETMUTE: 1289 case CDIOCSETLEFT: 1290 case CDIOCSETRIGHT: 1291 case CDIOCCLOSE: 1292 case CDIOCEJECT: 1293 case CDIOCALLOW: 1294 case CDIOCPREVENT: 1295 case CDIOCSETDEBUG: 1296 case CDIOCCLRDEBUG: 1297 case CDIOCRESET: 1298 case SCIOCRESET: 1299 case CDIOCLOADUNLOAD: 1300 case DVD_AUTH: 1301 case DVD_READ_STRUCT: 1302 case DIOCGSTRATEGY: 1303 case DIOCSSTRATEGY: 1304 if (part == RAW_PART) 1305 break; 1306 /* FALLTHROUGH */ 1307 default: 1308 if ((periph->periph_flags & PERIPH_OPEN) == 0) 1309 return (ENODEV); 1310 else 1311 return (EIO); 1312 } 1313 } 1314 1315 error = disk_ioctl(&cd->sc_dk, cmd, addr, flag, l); 1316 if (error != EPASSTHROUGH) 1317 return (error); 1318 1319 switch (cmd) { 1320 case DIOCGDINFO: 1321 *(struct disklabel *)addr = *(cd->sc_dk.dk_label); 1322 return (0); 1323 #ifdef __HAVE_OLD_DISKLABEL 1324 case ODIOCGDINFO: 1325 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1326 if (newlabel == NULL) 1327 return (EIO); 1328 memcpy(newlabel, cd->sc_dk.dk_label, sizeof (*newlabel)); 1329 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1330 error = ENOTTY; 1331 else 1332 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1333 free(newlabel, M_TEMP); 1334 return error; 1335 #endif 1336 1337 case DIOCGPART: 1338 ((struct partinfo *)addr)->disklab = cd->sc_dk.dk_label; 1339 ((struct partinfo *)addr)->part = 1340 &cd->sc_dk.dk_label->d_partitions[part]; 1341 return (0); 1342 1343 case DIOCWDINFO: 1344 case DIOCSDINFO: 1345 #ifdef __HAVE_OLD_DISKLABEL 1346 case ODIOCWDINFO: 1347 case ODIOCSDINFO: 1348 #endif 1349 { 1350 struct disklabel *lp; 1351 1352 if ((flag & FWRITE) == 0) 1353 return (EBADF); 1354 1355 #ifdef __HAVE_OLD_DISKLABEL 1356 if (cmd == ODIOCSDINFO || cmd == ODIOCWDINFO) { 1357 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1358 if (newlabel == NULL) 1359 return (EIO); 1360 memset(newlabel, 0, sizeof newlabel); 1361 memcpy(newlabel, addr, sizeof (struct olddisklabel)); 1362 lp = newlabel; 1363 } else 1364 #endif 1365 lp = addr; 1366 1367 mutex_enter(&cd->sc_lock); 1368 cd->flags |= CDF_LABELLING; 1369 1370 error = setdisklabel(cd->sc_dk.dk_label, 1371 lp, /*cd->sc_dk.dk_openmask : */0, 1372 cd->sc_dk.dk_cpulabel); 1373 if (error == 0) { 1374 /* XXX ? */ 1375 } 1376 1377 cd->flags &= ~CDF_LABELLING; 1378 mutex_exit(&cd->sc_lock); 1379 #ifdef __HAVE_OLD_DISKLABEL 1380 if (newlabel != NULL) 1381 free(newlabel, M_TEMP); 1382 #endif 1383 return (error); 1384 } 1385 1386 case DIOCWLABEL: 1387 return (EBADF); 1388 1389 case DIOCGDEFLABEL: 1390 cdgetdefaultlabel(cd, &toc, addr); 1391 return (0); 1392 1393 #ifdef __HAVE_OLD_DISKLABEL 1394 case ODIOCGDEFLABEL: 1395 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1396 if (newlabel == NULL) 1397 return (EIO); 1398 cdgetdefaultlabel(cd, &toc, newlabel); 1399 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1400 error = ENOTTY; 1401 else 1402 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1403 free(newlabel, M_TEMP); 1404 return error; 1405 #endif 1406 1407 case DIOCTUR: { 1408 /* test unit ready */ 1409 error = scsipi_test_unit_ready(cd->sc_periph, XS_CTL_SILENT); 1410 *((int*)addr) = (error == 0); 1411 if (error == ENODEV || error == EIO || error == 0) 1412 return 0; 1413 return error; 1414 } 1415 1416 case CDIOCPLAYTRACKS: { 1417 /* PLAY_MSF command */ 1418 struct ioc_play_track *args = addr; 1419 1420 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1421 return (error); 1422 return (cd_play_tracks(cd, &toc, args->start_track, 1423 args->start_index, args->end_track, args->end_index)); 1424 } 1425 case CDIOCPLAYMSF: { 1426 /* PLAY_MSF command */ 1427 struct ioc_play_msf *args = addr; 1428 1429 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1430 return (error); 1431 return (cd_play_msf(cd, args->start_m, args->start_s, 1432 args->start_f, args->end_m, args->end_s, args->end_f)); 1433 } 1434 case CDIOCPLAYBLOCKS: { 1435 /* PLAY command */ 1436 struct ioc_play_blocks *args = addr; 1437 1438 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1439 return (error); 1440 return (cd_play(cd, args->blk, args->len)); 1441 } 1442 case CDIOCREADSUBCHANNEL: { 1443 /* READ_SUBCHANNEL command */ 1444 struct ioc_read_subchannel *args = addr; 1445 struct cd_sub_channel_info data; 1446 u_int len = args->data_len; 1447 1448 if (len > sizeof(data) || 1449 len < sizeof(struct cd_sub_channel_header)) 1450 return (EINVAL); 1451 error = cd_read_subchannel(cd, args->address_format, 1452 args->data_format, args->track, &data, len, 0); 1453 if (error) 1454 return (error); 1455 len = min(len, _2btol(data.header.data_len) + 1456 sizeof(struct cd_sub_channel_header)); 1457 return (copyout(&data, args->data, len)); 1458 } 1459 case CDIOCREADSUBCHANNEL_BUF: { 1460 /* As CDIOCREADSUBCHANNEL, but without a 2nd buffer area */ 1461 struct ioc_read_subchannel_buf *args = addr; 1462 if (args->req.data_len != sizeof args->info) 1463 return EINVAL; 1464 return cd_read_subchannel(cd, args->req.address_format, 1465 args->req.data_format, args->req.track, &args->info, 1466 sizeof(args->info), 0); 1467 } 1468 case CDIOREADTOCHEADER: { 1469 /* READ TOC format 0 command, static header */ 1470 if ((error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, 1471 &toc, sizeof(toc.header), 0, 0)) != 0) 1472 return (error); 1473 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1474 toc.header.len = le16toh(toc.header.len); 1475 else 1476 toc.header.len = be16toh(toc.header.len); 1477 memcpy(addr, &toc.header, sizeof(toc.header)); 1478 return (0); 1479 } 1480 case CDIOREADTOCENTRYS: { 1481 struct ioc_read_toc_entry *te = addr; 1482 error = do_cdioreadentries(cd, te, &toc); 1483 if (error != 0) 1484 return error; 1485 return copyout(toc.entries, te->data, min(te->data_len, 1486 toc.header.len - (sizeof(toc.header.starting_track) 1487 + sizeof(toc.header.ending_track)))); 1488 } 1489 case CDIOREADTOCENTRIES_BUF: { 1490 struct ioc_read_toc_entry_buf *te = addr; 1491 error = do_cdioreadentries(cd, &te->req, &toc); 1492 if (error != 0) 1493 return error; 1494 memcpy(te->entry, toc.entries, min(te->req.data_len, 1495 toc.header.len - (sizeof(toc.header.starting_track) 1496 + sizeof(toc.header.ending_track)))); 1497 return 0; 1498 } 1499 case CDIOREADMSADDR: { 1500 /* READ TOC format 0 command, length of first track only */ 1501 int sessno = *(int*)addr; 1502 1503 if (sessno != 0) 1504 return (EINVAL); 1505 1506 return (cdreadmsaddr(cd, &toc, addr)); 1507 } 1508 case CDIOCSETPATCH: { 1509 struct ioc_patch *arg = addr; 1510 1511 return (cd_setchan(cd, arg->patch[0], arg->patch[1], 1512 arg->patch[2], arg->patch[3], 0)); 1513 } 1514 case CDIOCGETVOL: { 1515 /* MODE SENSE command (AUDIO page) */ 1516 struct ioc_vol *arg = addr; 1517 1518 return (cd_getvol(cd, arg, 0)); 1519 } 1520 case CDIOCSETVOL: { 1521 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1522 struct ioc_vol *arg = addr; 1523 1524 return (cd_setvol(cd, arg, 0)); 1525 } 1526 case CDIOCSETMONO: 1527 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1528 return (cd_setchan(cd, BOTH_CHANNEL, BOTH_CHANNEL, 1529 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1530 1531 case CDIOCSETSTEREO: 1532 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1533 return (cd_setchan(cd, LEFT_CHANNEL, RIGHT_CHANNEL, 1534 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1535 1536 case CDIOCSETMUTE: 1537 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1538 return (cd_setchan(cd, MUTE_CHANNEL, MUTE_CHANNEL, 1539 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1540 1541 case CDIOCSETLEFT: 1542 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1543 return (cd_setchan(cd, LEFT_CHANNEL, LEFT_CHANNEL, 1544 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1545 1546 case CDIOCSETRIGHT: 1547 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1548 return (cd_setchan(cd, RIGHT_CHANNEL, RIGHT_CHANNEL, 1549 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1550 1551 case CDIOCRESUME: 1552 /* PAUSE command */ 1553 return (cd_pause(cd, PA_RESUME)); 1554 case CDIOCPAUSE: 1555 /* PAUSE command */ 1556 return (cd_pause(cd, PA_PAUSE)); 1557 case CDIOCSTART: 1558 return (scsipi_start(periph, SSS_START, 0)); 1559 case CDIOCSTOP: 1560 return (scsipi_start(periph, SSS_STOP, 0)); 1561 case CDIOCCLOSE: 1562 return (scsipi_start(periph, SSS_START|SSS_LOEJ, 1563 XS_CTL_IGNORE_NOT_READY | XS_CTL_IGNORE_MEDIA_CHANGE)); 1564 case DIOCEJECT: 1565 if (*(int *)addr == 0) { 1566 /* 1567 * Don't force eject: check that we are the only 1568 * partition open. If so, unlock it. 1569 */ 1570 if ((cd->sc_dk.dk_openmask & ~(1 << part)) == 0 && 1571 cd->sc_dk.dk_bopenmask + cd->sc_dk.dk_copenmask == 1572 cd->sc_dk.dk_openmask) { 1573 error = scsipi_prevent(periph, SPAMR_ALLOW, 1574 XS_CTL_IGNORE_NOT_READY); 1575 if (error) 1576 return (error); 1577 } else { 1578 return (EBUSY); 1579 } 1580 } 1581 /* FALLTHROUGH */ 1582 case CDIOCEJECT: /* FALLTHROUGH */ 1583 case ODIOCEJECT: 1584 return (scsipi_start(periph, SSS_STOP|SSS_LOEJ, 0)); 1585 case DIOCCACHESYNC: 1586 /* SYNCHRONISE CACHES command */ 1587 return (cdcachesync(periph, 0)); 1588 case CDIOCALLOW: 1589 return (scsipi_prevent(periph, SPAMR_ALLOW, 0)); 1590 case CDIOCPREVENT: 1591 return (scsipi_prevent(periph, SPAMR_PREVENT_DT, 0)); 1592 case DIOCLOCK: 1593 return (scsipi_prevent(periph, 1594 (*(int *)addr) ? SPAMR_PREVENT_DT : SPAMR_ALLOW, 0)); 1595 case CDIOCSETDEBUG: 1596 cd->sc_periph->periph_dbflags |= (SCSIPI_DB1 | SCSIPI_DB2); 1597 return (0); 1598 case CDIOCCLRDEBUG: 1599 cd->sc_periph->periph_dbflags &= ~(SCSIPI_DB1 | SCSIPI_DB2); 1600 return (0); 1601 case CDIOCRESET: 1602 case SCIOCRESET: 1603 return (cd_reset(cd)); 1604 case CDIOCLOADUNLOAD: 1605 /* LOAD_UNLOAD command */ 1606 return (cd_load_unload(cd, addr)); 1607 case DVD_AUTH: 1608 /* GPCMD_REPORT_KEY or GPCMD_SEND_KEY command */ 1609 return (dvd_auth(cd, addr)); 1610 case DVD_READ_STRUCT: 1611 /* GPCMD_READ_DVD_STRUCTURE command */ 1612 return (dvd_read_struct(cd, addr)); 1613 case MMCGETDISCINFO: 1614 /* 1615 * GET_CONFIGURATION, READ_DISCINFO, READ_TRACKINFO, 1616 * (READ_TOCf2, READ_CD_CAPACITY and GET_CONFIGURATION) commands 1617 */ 1618 return mmc_getdiscinfo(periph, (struct mmc_discinfo *) addr); 1619 case MMCGETTRACKINFO: 1620 /* READ TOCf2, READ_CD_CAPACITY and READ_TRACKINFO commands */ 1621 return mmc_gettrackinfo(periph, (struct mmc_trackinfo *) addr); 1622 case MMCOP: 1623 /* 1624 * CLOSE TRACK/SESSION, RESERVE_TRACK, REPAIR_TRACK, 1625 * SYNCHRONISE_CACHE commands 1626 */ 1627 return mmc_do_op(periph, (struct mmc_op *) addr); 1628 case MMCSETUPWRITEPARAMS : 1629 /* MODE SENSE page 5, MODE_SELECT page 5 commands */ 1630 return mmc_setup_writeparams(periph, (struct mmc_writeparams *) addr); 1631 case DIOCGSTRATEGY: 1632 { 1633 struct disk_strategy *dks = addr; 1634 1635 s = splbio(); 1636 strlcpy(dks->dks_name, bufq_getstrategyname(cd->buf_queue), 1637 sizeof(dks->dks_name)); 1638 splx(s); 1639 dks->dks_paramlen = 0; 1640 1641 return 0; 1642 } 1643 case DIOCSSTRATEGY: 1644 { 1645 struct disk_strategy *dks = addr; 1646 struct bufq_state *new; 1647 struct bufq_state *old; 1648 1649 if ((flag & FWRITE) == 0) { 1650 return EBADF; 1651 } 1652 if (dks->dks_param != NULL) { 1653 return EINVAL; 1654 } 1655 dks->dks_name[sizeof(dks->dks_name) - 1] = 0; /* ensure term */ 1656 error = bufq_alloc(&new, dks->dks_name, 1657 BUFQ_EXACT|BUFQ_SORT_RAWBLOCK); 1658 if (error) { 1659 return error; 1660 } 1661 s = splbio(); 1662 old = cd->buf_queue; 1663 bufq_move(new, old); 1664 cd->buf_queue = new; 1665 splx(s); 1666 bufq_free(old); 1667 1668 return 0; 1669 } 1670 default: 1671 if (part != RAW_PART) 1672 return (ENOTTY); 1673 return (scsipi_do_ioctl(periph, dev, cmd, addr, flag, l)); 1674 } 1675 1676 #ifdef DIAGNOSTIC 1677 panic("cdioctl: impossible"); 1678 #endif 1679 } 1680 1681 static void 1682 cdgetdefaultlabel(struct cd_softc *cd, struct cd_formatted_toc *toc, 1683 struct disklabel *lp) 1684 { 1685 int lastsession; 1686 1687 memset(lp, 0, sizeof(struct disklabel)); 1688 1689 lp->d_secsize = cd->params.blksize; 1690 lp->d_ntracks = 1; 1691 lp->d_nsectors = 100; 1692 lp->d_ncylinders = (cd->params.disksize / 100) + 1; 1693 lp->d_secpercyl = lp->d_ntracks * lp->d_nsectors; 1694 1695 switch (scsipi_periph_bustype(cd->sc_periph)) { 1696 case SCSIPI_BUSTYPE_SCSI: 1697 lp->d_type = DTYPE_SCSI; 1698 break; 1699 case SCSIPI_BUSTYPE_ATAPI: 1700 lp->d_type = DTYPE_ATAPI; 1701 break; 1702 } 1703 /* 1704 * XXX 1705 * We could probe the mode pages to figure out what kind of disc it is. 1706 * Is this worthwhile? 1707 */ 1708 strncpy(lp->d_typename, "optical media", 16); 1709 strncpy(lp->d_packname, "fictitious", 16); 1710 lp->d_secperunit = cd->params.disksize; 1711 lp->d_rpm = 300; 1712 lp->d_interleave = 1; 1713 lp->d_flags = D_REMOVABLE | D_SCSI_MMC; 1714 1715 if (cdreadmsaddr(cd, toc, &lastsession) != 0) 1716 lastsession = 0; 1717 1718 lp->d_partitions[0].p_offset = 0; 1719 lp->d_partitions[0].p_size = lp->d_secperunit; 1720 lp->d_partitions[0].p_cdsession = lastsession; 1721 lp->d_partitions[0].p_fstype = FS_ISO9660; 1722 1723 lp->d_partitions[RAW_PART].p_offset = 0; 1724 lp->d_partitions[RAW_PART].p_size = lp->d_secperunit; 1725 lp->d_partitions[RAW_PART].p_fstype = FS_UDF; 1726 1727 lp->d_npartitions = RAW_PART + 1; 1728 1729 lp->d_magic = DISKMAGIC; 1730 lp->d_magic2 = DISKMAGIC; 1731 lp->d_checksum = dkcksum(lp); 1732 } 1733 1734 /* 1735 * Load the label information on the named device 1736 * Actually fabricate a disklabel 1737 * 1738 * EVENTUALLY take information about different 1739 * data tracks from the TOC and put it in the disklabel 1740 */ 1741 static void 1742 cdgetdisklabel(struct cd_softc *cd) 1743 { 1744 struct disklabel *lp = cd->sc_dk.dk_label; 1745 struct cd_formatted_toc toc; 1746 const char *errstring; 1747 int bmajor; 1748 1749 memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); 1750 1751 cdgetdefaultlabel(cd, &toc, lp); 1752 1753 /* 1754 * Call the generic disklabel extraction routine 1755 * 1756 * bmajor follows ata_raid code 1757 */ 1758 bmajor = devsw_name2blk(device_xname(cd->sc_dev), NULL, 0); 1759 errstring = readdisklabel(MAKECDDEV(bmajor, 1760 device_unit(cd->sc_dev), RAW_PART), 1761 cdstrategy, lp, cd->sc_dk.dk_cpulabel); 1762 1763 /* if all went OK, we are passed a NULL error string */ 1764 if (errstring == NULL) 1765 return; 1766 1767 /* Reset to default label -- after printing error and the warning */ 1768 aprint_error_dev(cd->sc_dev, "%s\n", errstring); 1769 memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); 1770 cdgetdefaultlabel(cd, &toc, lp); 1771 } 1772 1773 /* 1774 * Reading a discs total capacity is aparently a very difficult issue for the 1775 * SCSI standardisation group. Every disc type seems to have its own 1776 * (re)invented size request method and modifiers. The failsafe way of 1777 * determining the total (max) capacity i.e. not the recorded capacity but the 1778 * total maximum capacity is to request the info on the last track and 1779 * calucate the total size. 1780 * 1781 * For ROM drives, we go for the CD recorded capacity. For recordable devices 1782 * we count. 1783 */ 1784 static int 1785 read_cd_capacity(struct scsipi_periph *periph, u_int *blksize, u_long *size) 1786 { 1787 struct scsipi_read_cd_capacity cap_cmd; 1788 struct scsipi_read_cd_cap_data cap; 1789 struct scsipi_read_discinfo di_cmd; 1790 struct scsipi_read_discinfo_data di; 1791 struct scsipi_read_trackinfo ti_cmd; 1792 struct scsipi_read_trackinfo_data ti; 1793 uint32_t track_start, track_size; 1794 int error, flags, msb, lsb, last_track; 1795 1796 /* if the device doesn't grog capacity, return the dummies */ 1797 if (periph->periph_quirks & PQUIRK_NOCAPACITY) 1798 return 0; 1799 1800 /* first try read CD capacity for blksize and recorded size */ 1801 /* issue the cd capacity request */ 1802 flags = XS_CTL_DATA_IN; 1803 memset(&cap_cmd, 0, sizeof(cap_cmd)); 1804 cap_cmd.opcode = READ_CD_CAPACITY; 1805 1806 error = scsipi_command(periph, 1807 (void *) &cap_cmd, sizeof(cap_cmd), 1808 (void *) &cap, sizeof(cap), 1809 CDRETRIES, 30000, NULL, flags); 1810 if (error) 1811 return error; 1812 1813 /* retrieve values and sanity check them */ 1814 *blksize = _4btol(cap.length); 1815 *size = _4btol(cap.addr); 1816 1817 /* blksize is 2048 for CD, but some drives give gibberish */ 1818 if ((*blksize < 512) || ((*blksize & 511) != 0)) 1819 *blksize = 2048; /* some drives lie ! */ 1820 1821 /* recordables have READ_DISCINFO implemented */ 1822 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 1823 memset(&di_cmd, 0, sizeof(di_cmd)); 1824 di_cmd.opcode = READ_DISCINFO; 1825 _lto2b(READ_DISCINFO_BIGSIZE, di_cmd.data_len); 1826 1827 error = scsipi_command(periph, 1828 (void *) &di_cmd, sizeof(di_cmd), 1829 (void *) &di, READ_DISCINFO_BIGSIZE, 1830 CDRETRIES, 30000, NULL, flags); 1831 if (error == 0) { 1832 msb = di.last_track_last_session_msb; 1833 lsb = di.last_track_last_session_lsb; 1834 last_track = (msb << 8) | lsb; 1835 1836 /* request info on last track */ 1837 memset(&ti_cmd, 0, sizeof(ti_cmd)); 1838 ti_cmd.opcode = READ_TRACKINFO; 1839 ti_cmd.addr_type = 1; /* on tracknr */ 1840 _lto4b(last_track, ti_cmd.address); /* tracknr */ 1841 _lto2b(sizeof(ti), ti_cmd.data_len); 1842 1843 error = scsipi_command(periph, 1844 (void *) &ti_cmd, sizeof(ti_cmd), 1845 (void *) &ti, sizeof(ti), 1846 CDRETRIES, 30000, NULL, flags); 1847 if (error == 0) { 1848 track_start = _4btol(ti.track_start); 1849 track_size = _4btol(ti.track_size); 1850 1851 /* overwrite only with a sane value */ 1852 if (track_start + track_size >= 100) 1853 *size = track_start + track_size; 1854 } 1855 } 1856 1857 /* sanity check for size */ 1858 if (*size < 100) 1859 *size = 400000; 1860 1861 return 0; 1862 } 1863 1864 /* 1865 * Find out from the device what it's capacity is 1866 */ 1867 static u_long 1868 cd_size(struct cd_softc *cd, int flags) 1869 { 1870 u_int blksize; 1871 u_long size; 1872 int error; 1873 1874 error = read_cd_capacity(cd->sc_periph, &blksize, &size); 1875 if (error) 1876 goto error; 1877 1878 if (blksize != 2048) { 1879 if (cd_setblksize(cd) == 0) { 1880 blksize = 2048; 1881 error = read_cd_capacity(cd->sc_periph, 1882 &blksize, &size); 1883 if (error) 1884 goto error; 1885 } 1886 } 1887 cd->params.blksize = blksize; 1888 cd->params.disksize = size; 1889 cd->params.disksize512 = ((u_int64_t)cd->params.disksize * blksize) / DEV_BSIZE; 1890 1891 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, 1892 ("cd_size: %u %lu\n", blksize, size)); 1893 1894 return size; 1895 1896 error: 1897 /* 1898 * Something went wrong - return fake values 1899 * 1900 * XXX - what is this good for? Should return 0 and let the caller deal 1901 */ 1902 cd->params.blksize = 2048; 1903 cd->params.disksize = 400000; 1904 cd->params.disksize512 = ((u_int64_t)cd->params.disksize 1905 * cd->params.blksize) / DEV_BSIZE; 1906 1907 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, 1908 ("cd_size: failed, fake values %u %lu\n", blksize, size)); 1909 1910 return size; 1911 } 1912 1913 /* 1914 * Get scsi driver to send a "start playing" command 1915 */ 1916 static int 1917 cd_play(struct cd_softc *cd, int blkno, int nblks) 1918 { 1919 struct scsipi_play cmd; 1920 1921 memset(&cmd, 0, sizeof(cmd)); 1922 cmd.opcode = PLAY; 1923 _lto4b(blkno, cmd.blk_addr); 1924 _lto2b(nblks, cmd.xfer_len); 1925 1926 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1927 CDRETRIES, 30000, NULL, 0)); 1928 } 1929 1930 /* 1931 * Get scsi driver to send a "start playing" command 1932 */ 1933 static int 1934 cd_play_tracks(struct cd_softc *cd, struct cd_formatted_toc *toc, int strack, 1935 int sindex, int etrack, int eindex) 1936 { 1937 int error; 1938 1939 if (!etrack) 1940 return (EIO); 1941 if (strack > etrack) 1942 return (EINVAL); 1943 1944 error = cd_load_toc(cd, CD_TOC_FORM, toc, 0); 1945 if (error) 1946 return (error); 1947 1948 if (++etrack > (toc->header.ending_track+1)) 1949 etrack = toc->header.ending_track+1; 1950 1951 strack -= toc->header.starting_track; 1952 etrack -= toc->header.starting_track; 1953 if (strack < 0) 1954 return (EINVAL); 1955 1956 return (cd_play_msf(cd, toc->entries[strack].addr.msf.minute, 1957 toc->entries[strack].addr.msf.second, 1958 toc->entries[strack].addr.msf.frame, 1959 toc->entries[etrack].addr.msf.minute, 1960 toc->entries[etrack].addr.msf.second, 1961 toc->entries[etrack].addr.msf.frame)); 1962 } 1963 1964 /* 1965 * Get scsi driver to send a "play msf" command 1966 */ 1967 static int 1968 cd_play_msf(struct cd_softc *cd, int startm, int starts, int startf, int endm, 1969 int ends, int endf) 1970 { 1971 struct scsipi_play_msf cmd; 1972 1973 memset(&cmd, 0, sizeof(cmd)); 1974 cmd.opcode = PLAY_MSF; 1975 cmd.start_m = startm; 1976 cmd.start_s = starts; 1977 cmd.start_f = startf; 1978 cmd.end_m = endm; 1979 cmd.end_s = ends; 1980 cmd.end_f = endf; 1981 1982 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1983 CDRETRIES, 30000, NULL, 0)); 1984 } 1985 1986 /* 1987 * Get scsi driver to send a "start up" command 1988 */ 1989 static int 1990 cd_pause(struct cd_softc *cd, int go) 1991 { 1992 struct scsipi_pause cmd; 1993 1994 memset(&cmd, 0, sizeof(cmd)); 1995 cmd.opcode = PAUSE; 1996 cmd.resume = go & 0xff; 1997 1998 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1999 CDRETRIES, 30000, NULL, 0)); 2000 } 2001 2002 /* 2003 * Get scsi driver to send a "RESET" command 2004 */ 2005 static int 2006 cd_reset(struct cd_softc *cd) 2007 { 2008 2009 return (scsipi_command(cd->sc_periph, 0, 0, 0, 0, 2010 CDRETRIES, 30000, NULL, XS_CTL_RESET)); 2011 } 2012 2013 /* 2014 * Read subchannel 2015 */ 2016 static int 2017 cd_read_subchannel(struct cd_softc *cd, int mode, int format, int track, 2018 struct cd_sub_channel_info *data, int len, int flags) 2019 { 2020 struct scsipi_read_subchannel cmd; 2021 2022 memset(&cmd, 0, sizeof(cmd)); 2023 cmd.opcode = READ_SUBCHANNEL; 2024 if (mode == CD_MSF_FORMAT) 2025 cmd.byte2 |= CD_MSF; 2026 cmd.byte3 = SRS_SUBQ; 2027 cmd.subchan_format = format; 2028 cmd.track = track; 2029 _lto2b(len, cmd.data_len); 2030 2031 return (scsipi_command(cd->sc_periph, 2032 (void *)&cmd, sizeof(struct scsipi_read_subchannel), 2033 (void *)data, len, 2034 CDRETRIES, 30000, NULL, flags | XS_CTL_DATA_IN | XS_CTL_SILENT)); 2035 } 2036 2037 /* 2038 * Read table of contents 2039 */ 2040 static int 2041 cd_read_toc(struct cd_softc *cd, int respf, int mode, int start, 2042 struct cd_formatted_toc *toc, int len, int flags, int control) 2043 { 2044 struct scsipi_read_toc cmd; 2045 int ntoc; 2046 2047 memset(&cmd, 0, sizeof(cmd)); 2048 #if 0 2049 if (len != sizeof(struct ioc_toc_header)) 2050 ntoc = ((len) - sizeof(struct ioc_toc_header)) / 2051 sizeof(struct cd_toc_entry); 2052 else 2053 #endif 2054 ntoc = len; 2055 cmd.opcode = READ_TOC; 2056 if (mode == CD_MSF_FORMAT) 2057 cmd.addr_mode |= CD_MSF; 2058 cmd.resp_format = respf; 2059 cmd.from_track = start; 2060 _lto2b(ntoc, cmd.data_len); 2061 cmd.control = control; 2062 2063 return (scsipi_command(cd->sc_periph, 2064 (void *)&cmd, sizeof(cmd), (void *)toc, len, CDRETRIES, 2065 30000, NULL, flags | XS_CTL_DATA_IN)); 2066 } 2067 2068 static int 2069 cd_load_toc(struct cd_softc *cd, int respf, struct cd_formatted_toc *toc, int flags) 2070 { 2071 int ntracks, len, error; 2072 2073 if ((error = cd_read_toc(cd, respf, 0, 0, toc, sizeof(toc->header), 2074 flags, 0)) != 0) 2075 return (error); 2076 2077 ntracks = toc->header.ending_track - toc->header.starting_track + 1; 2078 len = (ntracks + 1) * sizeof(struct cd_toc_entry) + 2079 sizeof(toc->header); 2080 if ((error = cd_read_toc(cd, respf, CD_MSF_FORMAT, 0, toc, len, 2081 flags, 0)) != 0) 2082 return (error); 2083 return (0); 2084 } 2085 2086 /* 2087 * Get the scsi driver to send a full inquiry to the device and use the 2088 * results to fill out the disk parameter structure. 2089 */ 2090 static int 2091 cd_get_parms(struct cd_softc *cd, int flags) 2092 { 2093 2094 /* 2095 * give a number of sectors so that sec * trks * cyls 2096 * is <= disk_size 2097 */ 2098 if (cd_size(cd, flags) == 0) 2099 return (ENXIO); 2100 disk_blocksize(&cd->sc_dk, cd->params.blksize); 2101 return (0); 2102 } 2103 2104 static int 2105 cdsize(dev_t dev) 2106 { 2107 2108 /* CD-ROMs are read-only. */ 2109 return (-1); 2110 } 2111 2112 static int 2113 cddump(dev_t dev, daddr_t blkno, void *va, size_t size) 2114 { 2115 2116 /* Not implemented. */ 2117 return (ENXIO); 2118 } 2119 2120 #define dvd_copy_key(dst, src) memcpy((dst), (src), sizeof(dvd_key)) 2121 #define dvd_copy_challenge(dst, src) memcpy((dst), (src), sizeof(dvd_challenge)) 2122 2123 static int 2124 dvd_auth(struct cd_softc *cd, dvd_authinfo *a) 2125 { 2126 struct scsipi_generic cmd; 2127 u_int8_t bf[20]; 2128 int error; 2129 2130 memset(cmd.bytes, 0, 15); 2131 memset(bf, 0, sizeof(bf)); 2132 2133 switch (a->type) { 2134 case DVD_LU_SEND_AGID: 2135 cmd.opcode = GPCMD_REPORT_KEY; 2136 cmd.bytes[8] = 8; 2137 cmd.bytes[9] = 0 | (0 << 6); 2138 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2139 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2140 if (error) 2141 return (error); 2142 a->lsa.agid = bf[7] >> 6; 2143 return (0); 2144 2145 case DVD_LU_SEND_CHALLENGE: 2146 cmd.opcode = GPCMD_REPORT_KEY; 2147 cmd.bytes[8] = 16; 2148 cmd.bytes[9] = 1 | (a->lsc.agid << 6); 2149 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2150 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2151 if (error) 2152 return (error); 2153 dvd_copy_challenge(a->lsc.chal, &bf[4]); 2154 return (0); 2155 2156 case DVD_LU_SEND_KEY1: 2157 cmd.opcode = GPCMD_REPORT_KEY; 2158 cmd.bytes[8] = 12; 2159 cmd.bytes[9] = 2 | (a->lsk.agid << 6); 2160 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2161 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2162 if (error) 2163 return (error); 2164 dvd_copy_key(a->lsk.key, &bf[4]); 2165 return (0); 2166 2167 case DVD_LU_SEND_TITLE_KEY: 2168 cmd.opcode = GPCMD_REPORT_KEY; 2169 _lto4b(a->lstk.lba, &cmd.bytes[1]); 2170 cmd.bytes[8] = 12; 2171 cmd.bytes[9] = 4 | (a->lstk.agid << 6); 2172 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2173 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2174 if (error) 2175 return (error); 2176 a->lstk.cpm = (bf[4] >> 7) & 1; 2177 a->lstk.cp_sec = (bf[4] >> 6) & 1; 2178 a->lstk.cgms = (bf[4] >> 4) & 3; 2179 dvd_copy_key(a->lstk.title_key, &bf[5]); 2180 return (0); 2181 2182 case DVD_LU_SEND_ASF: 2183 cmd.opcode = GPCMD_REPORT_KEY; 2184 cmd.bytes[8] = 8; 2185 cmd.bytes[9] = 5 | (a->lsasf.agid << 6); 2186 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2187 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2188 if (error) 2189 return (error); 2190 a->lsasf.asf = bf[7] & 1; 2191 return (0); 2192 2193 case DVD_HOST_SEND_CHALLENGE: 2194 cmd.opcode = GPCMD_SEND_KEY; 2195 cmd.bytes[8] = 16; 2196 cmd.bytes[9] = 1 | (a->hsc.agid << 6); 2197 bf[1] = 14; 2198 dvd_copy_challenge(&bf[4], a->hsc.chal); 2199 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2200 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2201 if (error) 2202 return (error); 2203 a->type = DVD_LU_SEND_KEY1; 2204 return (0); 2205 2206 case DVD_HOST_SEND_KEY2: 2207 cmd.opcode = GPCMD_SEND_KEY; 2208 cmd.bytes[8] = 12; 2209 cmd.bytes[9] = 3 | (a->hsk.agid << 6); 2210 bf[1] = 10; 2211 dvd_copy_key(&bf[4], a->hsk.key); 2212 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2213 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2214 if (error) { 2215 a->type = DVD_AUTH_FAILURE; 2216 return (error); 2217 } 2218 a->type = DVD_AUTH_ESTABLISHED; 2219 return (0); 2220 2221 case DVD_INVALIDATE_AGID: 2222 cmd.opcode = GPCMD_REPORT_KEY; 2223 cmd.bytes[9] = 0x3f | (a->lsa.agid << 6); 2224 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2225 CDRETRIES, 30000, NULL, 0); 2226 if (error) 2227 return (error); 2228 return (0); 2229 2230 case DVD_LU_SEND_RPC_STATE: 2231 cmd.opcode = GPCMD_REPORT_KEY; 2232 cmd.bytes[8] = 8; 2233 cmd.bytes[9] = 8 | (0 << 6); 2234 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2235 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2236 if (error) 2237 return (error); 2238 a->lrpcs.type = (bf[4] >> 6) & 3; 2239 a->lrpcs.vra = (bf[4] >> 3) & 7; 2240 a->lrpcs.ucca = (bf[4]) & 7; 2241 a->lrpcs.region_mask = bf[5]; 2242 a->lrpcs.rpc_scheme = bf[6]; 2243 return (0); 2244 2245 case DVD_HOST_SEND_RPC_STATE: 2246 cmd.opcode = GPCMD_SEND_KEY; 2247 cmd.bytes[8] = 8; 2248 cmd.bytes[9] = 6 | (0 << 6); 2249 bf[1] = 6; 2250 bf[4] = a->hrpcs.pdrc; 2251 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2252 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2253 if (error) 2254 return (error); 2255 return (0); 2256 2257 default: 2258 return (ENOTTY); 2259 } 2260 } 2261 2262 static int 2263 dvd_read_physical(struct cd_softc *cd, dvd_struct *s) 2264 { 2265 struct scsipi_generic cmd; 2266 u_int8_t bf[4 + 4 * 20], *bufp; 2267 int error; 2268 struct dvd_layer *layer; 2269 int i; 2270 2271 memset(cmd.bytes, 0, 15); 2272 memset(bf, 0, sizeof(bf)); 2273 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2274 cmd.bytes[6] = s->type; 2275 _lto2b(sizeof(bf), &cmd.bytes[7]); 2276 2277 cmd.bytes[5] = s->physical.layer_num; 2278 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2279 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2280 if (error) 2281 return (error); 2282 for (i = 0, bufp = &bf[4], layer = &s->physical.layer[0]; i < 4; 2283 i++, bufp += 20, layer++) { 2284 memset(layer, 0, sizeof(*layer)); 2285 layer->book_version = bufp[0] & 0xf; 2286 layer->book_type = bufp[0] >> 4; 2287 layer->min_rate = bufp[1] & 0xf; 2288 layer->disc_size = bufp[1] >> 4; 2289 layer->layer_type = bufp[2] & 0xf; 2290 layer->track_path = (bufp[2] >> 4) & 1; 2291 layer->nlayers = (bufp[2] >> 5) & 3; 2292 layer->track_density = bufp[3] & 0xf; 2293 layer->linear_density = bufp[3] >> 4; 2294 layer->start_sector = _4btol(&bufp[4]); 2295 layer->end_sector = _4btol(&bufp[8]); 2296 layer->end_sector_l0 = _4btol(&bufp[12]); 2297 layer->bca = bufp[16] >> 7; 2298 } 2299 return (0); 2300 } 2301 2302 static int 2303 dvd_read_copyright(struct cd_softc *cd, dvd_struct *s) 2304 { 2305 struct scsipi_generic cmd; 2306 u_int8_t bf[8]; 2307 int error; 2308 2309 memset(cmd.bytes, 0, 15); 2310 memset(bf, 0, sizeof(bf)); 2311 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2312 cmd.bytes[6] = s->type; 2313 _lto2b(sizeof(bf), &cmd.bytes[7]); 2314 2315 cmd.bytes[5] = s->copyright.layer_num; 2316 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2317 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2318 if (error) 2319 return (error); 2320 s->copyright.cpst = bf[4]; 2321 s->copyright.rmi = bf[5]; 2322 return (0); 2323 } 2324 2325 static int 2326 dvd_read_disckey(struct cd_softc *cd, dvd_struct *s) 2327 { 2328 struct scsipi_generic cmd; 2329 u_int8_t *bf; 2330 int error; 2331 2332 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2333 if (bf == NULL) 2334 return EIO; 2335 memset(cmd.bytes, 0, 15); 2336 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2337 cmd.bytes[6] = s->type; 2338 _lto2b(4 + 2048, &cmd.bytes[7]); 2339 2340 cmd.bytes[9] = s->disckey.agid << 6; 2341 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2342 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2343 if (error == 0) 2344 memcpy(s->disckey.value, &bf[4], 2048); 2345 free(bf, M_TEMP); 2346 return error; 2347 } 2348 2349 static int 2350 dvd_read_bca(struct cd_softc *cd, dvd_struct *s) 2351 { 2352 struct scsipi_generic cmd; 2353 u_int8_t bf[4 + 188]; 2354 int error; 2355 2356 memset(cmd.bytes, 0, 15); 2357 memset(bf, 0, sizeof(bf)); 2358 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2359 cmd.bytes[6] = s->type; 2360 _lto2b(sizeof(bf), &cmd.bytes[7]); 2361 2362 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2363 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2364 if (error) 2365 return (error); 2366 s->bca.len = _2btol(&bf[0]); 2367 if (s->bca.len < 12 || s->bca.len > 188) 2368 return (EIO); 2369 memcpy(s->bca.value, &bf[4], s->bca.len); 2370 return (0); 2371 } 2372 2373 static int 2374 dvd_read_manufact(struct cd_softc *cd, dvd_struct *s) 2375 { 2376 struct scsipi_generic cmd; 2377 u_int8_t *bf; 2378 int error; 2379 2380 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2381 if (bf == NULL) 2382 return (EIO); 2383 memset(cmd.bytes, 0, 15); 2384 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2385 cmd.bytes[6] = s->type; 2386 _lto2b(4 + 2048, &cmd.bytes[7]); 2387 2388 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2389 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2390 if (error == 0) { 2391 s->manufact.len = _2btol(&bf[0]); 2392 if (s->manufact.len >= 0 && s->manufact.len <= 2048) 2393 memcpy(s->manufact.value, &bf[4], s->manufact.len); 2394 else 2395 error = EIO; 2396 } 2397 free(bf, M_TEMP); 2398 return error; 2399 } 2400 2401 static int 2402 dvd_read_struct(struct cd_softc *cd, dvd_struct *s) 2403 { 2404 2405 switch (s->type) { 2406 case DVD_STRUCT_PHYSICAL: 2407 return (dvd_read_physical(cd, s)); 2408 case DVD_STRUCT_COPYRIGHT: 2409 return (dvd_read_copyright(cd, s)); 2410 case DVD_STRUCT_DISCKEY: 2411 return (dvd_read_disckey(cd, s)); 2412 case DVD_STRUCT_BCA: 2413 return (dvd_read_bca(cd, s)); 2414 case DVD_STRUCT_MANUFACT: 2415 return (dvd_read_manufact(cd, s)); 2416 default: 2417 return (EINVAL); 2418 } 2419 } 2420 2421 static int 2422 cd_mode_sense(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2423 int page, int flags, int *big) 2424 { 2425 2426 if (cd->sc_periph->periph_quirks & PQUIRK_ONLYBIG) { 2427 *big = 1; 2428 return scsipi_mode_sense_big(cd->sc_periph, byte2, page, sense, 2429 size + sizeof(struct scsi_mode_parameter_header_10), 2430 flags, CDRETRIES, 20000); 2431 } else { 2432 *big = 0; 2433 return scsipi_mode_sense(cd->sc_periph, byte2, page, sense, 2434 size + sizeof(struct scsi_mode_parameter_header_6), 2435 flags, CDRETRIES, 20000); 2436 } 2437 } 2438 2439 static int 2440 cd_mode_select(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2441 int flags, int big) 2442 { 2443 2444 if (big) { 2445 struct scsi_mode_parameter_header_10 *header = sense; 2446 2447 _lto2b(0, header->data_length); 2448 return scsipi_mode_select_big(cd->sc_periph, byte2, sense, 2449 size + sizeof(struct scsi_mode_parameter_header_10), 2450 flags, CDRETRIES, 20000); 2451 } else { 2452 struct scsi_mode_parameter_header_6 *header = sense; 2453 2454 header->data_length = 0; 2455 return scsipi_mode_select(cd->sc_periph, byte2, sense, 2456 size + sizeof(struct scsi_mode_parameter_header_6), 2457 flags, CDRETRIES, 20000); 2458 } 2459 } 2460 2461 static int 2462 cd_set_pa_immed(struct cd_softc *cd, int flags) 2463 { 2464 struct { 2465 union { 2466 struct scsi_mode_parameter_header_6 small; 2467 struct scsi_mode_parameter_header_10 big; 2468 } header; 2469 struct cd_audio_page page; 2470 } data; 2471 int error; 2472 uint8_t oflags; 2473 int big, byte2; 2474 struct cd_audio_page *page; 2475 2476 byte2 = SMS_DBD; 2477 try_again: 2478 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2479 AUDIO_PAGE, flags, &big)) != 0) { 2480 if (byte2 == SMS_DBD) { 2481 /* Device may not understand DBD; retry without */ 2482 byte2 = 0; 2483 goto try_again; 2484 } 2485 return (error); 2486 } 2487 2488 if (big) 2489 page = (void *)((u_long)&data.header.big + 2490 sizeof data.header.big + 2491 _2btol(data.header.big.blk_desc_len)); 2492 else 2493 page = (void *)((u_long)&data.header.small + 2494 sizeof data.header.small + 2495 data.header.small.blk_desc_len); 2496 2497 oflags = page->flags; 2498 page->flags &= ~CD_PA_SOTC; 2499 page->flags |= CD_PA_IMMED; 2500 if (oflags == page->flags) 2501 return (0); 2502 2503 return (cd_mode_select(cd, SMS_PF, &data, 2504 sizeof(struct scsi_mode_page_header) + page->pg_length, 2505 flags, big)); 2506 } 2507 2508 static int 2509 cd_setchan(struct cd_softc *cd, int p0, int p1, int p2, int p3, int flags) 2510 { 2511 struct { 2512 union { 2513 struct scsi_mode_parameter_header_6 small; 2514 struct scsi_mode_parameter_header_10 big; 2515 } header; 2516 struct cd_audio_page page; 2517 } data; 2518 int error; 2519 int big, byte2; 2520 struct cd_audio_page *page; 2521 2522 byte2 = SMS_DBD; 2523 try_again: 2524 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2525 AUDIO_PAGE, flags, &big)) != 0) { 2526 if (byte2 == SMS_DBD) { 2527 /* Device may not understand DBD; retry without */ 2528 byte2 = 0; 2529 goto try_again; 2530 } 2531 return (error); 2532 } 2533 2534 if (big) 2535 page = (void *)((u_long)&data.header.big + 2536 sizeof data.header.big + 2537 _2btol(data.header.big.blk_desc_len)); 2538 else 2539 page = (void *)((u_long)&data.header.small + 2540 sizeof data.header.small + 2541 data.header.small.blk_desc_len); 2542 2543 page->port[0].channels = p0; 2544 page->port[1].channels = p1; 2545 page->port[2].channels = p2; 2546 page->port[3].channels = p3; 2547 2548 return (cd_mode_select(cd, SMS_PF, &data, 2549 sizeof(struct scsi_mode_page_header) + page->pg_length, 2550 flags, big)); 2551 } 2552 2553 static int 2554 cd_getvol(struct cd_softc *cd, struct ioc_vol *arg, int flags) 2555 { 2556 struct { 2557 union { 2558 struct scsi_mode_parameter_header_6 small; 2559 struct scsi_mode_parameter_header_10 big; 2560 } header; 2561 struct cd_audio_page page; 2562 } data; 2563 int error; 2564 int big, byte2; 2565 struct cd_audio_page *page; 2566 2567 byte2 = SMS_DBD; 2568 try_again: 2569 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2570 AUDIO_PAGE, flags, &big)) != 0) { 2571 if (byte2 == SMS_DBD) { 2572 /* Device may not understand DBD; retry without */ 2573 byte2 = 0; 2574 goto try_again; 2575 } 2576 return (error); 2577 } 2578 2579 if (big) 2580 page = (void *)((u_long)&data.header.big + 2581 sizeof data.header.big + 2582 _2btol(data.header.big.blk_desc_len)); 2583 else 2584 page = (void *)((u_long)&data.header.small + 2585 sizeof data.header.small + 2586 data.header.small.blk_desc_len); 2587 2588 arg->vol[0] = page->port[0].volume; 2589 arg->vol[1] = page->port[1].volume; 2590 arg->vol[2] = page->port[2].volume; 2591 arg->vol[3] = page->port[3].volume; 2592 2593 return (0); 2594 } 2595 2596 static int 2597 cd_setvol(struct cd_softc *cd, const struct ioc_vol *arg, int flags) 2598 { 2599 struct { 2600 union { 2601 struct scsi_mode_parameter_header_6 small; 2602 struct scsi_mode_parameter_header_10 big; 2603 } header; 2604 struct cd_audio_page page; 2605 } data, mask; 2606 int error; 2607 int big, byte2; 2608 struct cd_audio_page *page, *page2; 2609 2610 byte2 = SMS_DBD; 2611 try_again: 2612 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2613 AUDIO_PAGE, flags, &big)) != 0) { 2614 if (byte2 == SMS_DBD) { 2615 /* Device may not understand DBD; retry without */ 2616 byte2 = 0; 2617 goto try_again; 2618 } 2619 return (error); 2620 } 2621 if ((error = cd_mode_sense(cd, byte2, &mask, sizeof(mask.page), 2622 AUDIO_PAGE|SMS_PCTRL_CHANGEABLE, flags, &big)) != 0) 2623 return (error); 2624 2625 if (big) { 2626 page = (void *)((u_long)&data.header.big + 2627 sizeof data.header.big + 2628 _2btol(data.header.big.blk_desc_len)); 2629 page2 = (void *)((u_long)&mask.header.big + 2630 sizeof mask.header.big + 2631 _2btol(mask.header.big.blk_desc_len)); 2632 } else { 2633 page = (void *)((u_long)&data.header.small + 2634 sizeof data.header.small + 2635 data.header.small.blk_desc_len); 2636 page2 = (void *)((u_long)&mask.header.small + 2637 sizeof mask.header.small + 2638 mask.header.small.blk_desc_len); 2639 } 2640 2641 page->port[0].volume = arg->vol[0] & page2->port[0].volume; 2642 page->port[1].volume = arg->vol[1] & page2->port[1].volume; 2643 page->port[2].volume = arg->vol[2] & page2->port[2].volume; 2644 page->port[3].volume = arg->vol[3] & page2->port[3].volume; 2645 2646 page->port[0].channels = CHANNEL_0; 2647 page->port[1].channels = CHANNEL_1; 2648 2649 return (cd_mode_select(cd, SMS_PF, &data, 2650 sizeof(struct scsi_mode_page_header) + page->pg_length, 2651 flags, big)); 2652 } 2653 2654 static int 2655 cd_load_unload(struct cd_softc *cd, struct ioc_load_unload *args) 2656 { 2657 struct scsipi_load_unload cmd; 2658 2659 memset(&cmd, 0, sizeof(cmd)); 2660 cmd.opcode = LOAD_UNLOAD; 2661 cmd.options = args->options; /* ioctl uses MMC values */ 2662 cmd.slot = args->slot; 2663 2664 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 2665 CDRETRIES, 200000, NULL, 0)); 2666 } 2667 2668 static int 2669 cd_setblksize(struct cd_softc *cd) 2670 { 2671 struct { 2672 union { 2673 struct scsi_mode_parameter_header_6 small; 2674 struct scsi_mode_parameter_header_10 big; 2675 } header; 2676 struct scsi_general_block_descriptor blk_desc; 2677 } data; 2678 int error; 2679 int big, bsize; 2680 struct scsi_general_block_descriptor *bdesc; 2681 2682 if ((error = cd_mode_sense(cd, 0, &data, sizeof(data.blk_desc), 0, 0, 2683 &big)) != 0) 2684 return (error); 2685 2686 if (big) { 2687 bdesc = (void *)(&data.header.big + 1); 2688 bsize = _2btol(data.header.big.blk_desc_len); 2689 } else { 2690 bdesc = (void *)(&data.header.small + 1); 2691 bsize = data.header.small.blk_desc_len; 2692 } 2693 2694 if (bsize == 0) { 2695 printf("cd_setblksize: trying to change bsize, but no blk_desc\n"); 2696 return (EINVAL); 2697 } 2698 if (_3btol(bdesc->blklen) == 2048) { 2699 printf("cd_setblksize: trying to change bsize, but blk_desc is correct\n"); 2700 return (EINVAL); 2701 } 2702 2703 _lto3b(2048, bdesc->blklen); 2704 2705 return (cd_mode_select(cd, SMS_PF, &data, sizeof(data.blk_desc), 0, 2706 big)); 2707 } 2708 2709 2710 static int 2711 mmc_profile2class(uint16_t mmc_profile) 2712 { 2713 switch (mmc_profile) { 2714 case 0x01 : /* SCSI discs */ 2715 case 0x02 : 2716 /* this can't happen really, cd.c wouldn't have matched */ 2717 return MMC_CLASS_DISC; 2718 case 0x03 : /* Magneto Optical with sector erase */ 2719 case 0x04 : /* Magneto Optical write once */ 2720 case 0x05 : /* Advance Storage Magneto Optical */ 2721 return MMC_CLASS_MO; 2722 case 0x00 : /* Unknown MMC profile, can also be CD-ROM */ 2723 case 0x08 : /* CD-ROM */ 2724 case 0x09 : /* CD-R */ 2725 case 0x0a : /* CD-RW */ 2726 return MMC_CLASS_CD; 2727 case 0x10 : /* DVD-ROM */ 2728 case 0x11 : /* DVD-R */ 2729 case 0x12 : /* DVD-RAM */ 2730 case 0x13 : /* DVD-RW restricted overwrite */ 2731 case 0x14 : /* DVD-RW sequential */ 2732 case 0x1a : /* DVD+RW */ 2733 case 0x1b : /* DVD+R */ 2734 case 0x2a : /* DVD+RW Dual layer */ 2735 case 0x2b : /* DVD+R Dual layer */ 2736 case 0x50 : /* HD DVD-ROM */ 2737 case 0x51 : /* HD DVD-R */ 2738 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 2739 return MMC_CLASS_DVD; 2740 case 0x40 : /* BD-ROM */ 2741 case 0x41 : /* BD-R Sequential recording (SRM) */ 2742 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 2743 case 0x43 : /* BD-RE */ 2744 return MMC_CLASS_BD; 2745 } 2746 return MMC_CLASS_UNKN; 2747 } 2748 2749 2750 /* 2751 * Drive/media combination is reflected in a series of features that can 2752 * either be current or dormant. We try to make sense out of them to create a 2753 * set of easy to use flags that abstract the device/media capabilities. 2754 */ 2755 2756 static void 2757 mmc_process_feature(struct mmc_discinfo *mmc_discinfo, 2758 uint16_t feature, int cur, uint8_t *rpos) 2759 { 2760 uint32_t blockingnr; 2761 uint64_t flags; 2762 2763 if (cur == 1) { 2764 flags = mmc_discinfo->mmc_cur; 2765 } else { 2766 flags = mmc_discinfo->mmc_cap; 2767 } 2768 2769 switch (feature) { 2770 case 0x0010 : /* random readable feature */ 2771 blockingnr = rpos[5] | (rpos[4] << 8); 2772 if (blockingnr > 1) 2773 flags |= MMC_CAP_PACKET; 2774 2775 /* RW error page */ 2776 break; 2777 case 0x0020 : /* random writable feature */ 2778 flags |= MMC_CAP_RECORDABLE; 2779 flags |= MMC_CAP_REWRITABLE; 2780 blockingnr = rpos[9] | (rpos[8] << 8); 2781 if (blockingnr > 1) 2782 flags |= MMC_CAP_PACKET; 2783 break; 2784 case 0x0021 : /* incremental streaming write feature */ 2785 flags |= MMC_CAP_RECORDABLE; 2786 flags |= MMC_CAP_SEQUENTIAL; 2787 if (cur) 2788 mmc_discinfo->link_block_penalty = rpos[4]; 2789 if (rpos[2] & 1) 2790 flags |= MMC_CAP_ZEROLINKBLK; 2791 break; 2792 case 0x0022 : /* (obsolete) erase support feature */ 2793 flags |= MMC_CAP_RECORDABLE; 2794 flags |= MMC_CAP_ERASABLE; 2795 break; 2796 case 0x0023 : /* formatting media support feature */ 2797 flags |= MMC_CAP_RECORDABLE; 2798 flags |= MMC_CAP_FORMATTABLE; 2799 break; 2800 case 0x0024 : /* hardware assised defect management feature */ 2801 flags |= MMC_CAP_HW_DEFECTFREE; 2802 break; 2803 case 0x0025 : /* write once */ 2804 flags |= MMC_CAP_RECORDABLE; 2805 break; 2806 case 0x0026 : /* restricted overwrite feature */ 2807 flags |= MMC_CAP_RECORDABLE; 2808 flags |= MMC_CAP_REWRITABLE; 2809 flags |= MMC_CAP_STRICTOVERWRITE; 2810 break; 2811 case 0x0028 : /* MRW formatted media support feature */ 2812 flags |= MMC_CAP_MRW; 2813 break; 2814 case 0x002b : /* DVD+R read (and opt. write) support */ 2815 flags |= MMC_CAP_SEQUENTIAL; 2816 if (rpos[0] & 1) /* write support */ 2817 flags |= MMC_CAP_RECORDABLE; 2818 break; 2819 case 0x002c : /* rigid restricted overwrite feature */ 2820 flags |= MMC_CAP_RECORDABLE; 2821 flags |= MMC_CAP_REWRITABLE; 2822 flags |= MMC_CAP_STRICTOVERWRITE; 2823 if (rpos[0] & 1) /* blank bit */ 2824 flags |= MMC_CAP_BLANKABLE; 2825 break; 2826 case 0x002d : /* track at once recording feature */ 2827 flags |= MMC_CAP_RECORDABLE; 2828 flags |= MMC_CAP_SEQUENTIAL; 2829 break; 2830 case 0x002f : /* DVD-R/-RW write feature */ 2831 flags |= MMC_CAP_RECORDABLE; 2832 if (rpos[0] & 2) /* DVD-RW bit */ 2833 flags |= MMC_CAP_BLANKABLE; 2834 break; 2835 case 0x0038 : /* BD-R SRM with pseudo overwrite */ 2836 flags |= MMC_CAP_PSEUDOOVERWRITE; 2837 break; 2838 default : 2839 /* ignore */ 2840 break; 2841 } 2842 2843 if (cur == 1) { 2844 mmc_discinfo->mmc_cur = flags; 2845 } else { 2846 mmc_discinfo->mmc_cap = flags; 2847 } 2848 } 2849 2850 static int 2851 mmc_getdiscinfo_cdrom(struct scsipi_periph *periph, 2852 struct mmc_discinfo *mmc_discinfo) 2853 { 2854 struct scsipi_read_toc gtoc_cmd; 2855 struct scsipi_toc_header *toc_hdr; 2856 struct scsipi_toc_msinfo *toc_msinfo; 2857 const uint32_t buffer_size = 1024; 2858 uint32_t req_size; 2859 uint8_t *buffer; 2860 int error, flags; 2861 2862 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2863 /* 2864 * Fabricate mmc_discinfo for CD-ROM. Some values are really `dont 2865 * care' but others might be of interest to programs. 2866 */ 2867 2868 mmc_discinfo->disc_state = MMC_STATE_FULL; 2869 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2870 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2871 mmc_discinfo->link_block_penalty = 7; /* not relevant */ 2872 2873 /* get number of sessions and first tracknr in last session */ 2874 flags = XS_CTL_DATA_IN; 2875 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2876 gtoc_cmd.opcode = READ_TOC; 2877 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 2878 gtoc_cmd.resp_format = CD_TOC_MSINFO; /* multisession info */ 2879 gtoc_cmd.from_track = 0; /* reserved, must be 0 */ 2880 req_size = sizeof(*toc_hdr) + sizeof(*toc_msinfo); 2881 _lto2b(req_size, gtoc_cmd.data_len); 2882 2883 error = scsipi_command(periph, 2884 (void *)>oc_cmd, sizeof(gtoc_cmd), 2885 (void *)buffer, req_size, 2886 CDRETRIES, 30000, NULL, flags); 2887 if (error) 2888 goto out; 2889 toc_hdr = (struct scsipi_toc_header *) buffer; 2890 toc_msinfo = (struct scsipi_toc_msinfo *) (buffer + 4); 2891 mmc_discinfo->num_sessions = toc_hdr->last - toc_hdr->first + 1; 2892 mmc_discinfo->first_track = toc_hdr->first; 2893 mmc_discinfo->first_track_last_session = toc_msinfo->tracknr; 2894 2895 /* get last track of last session */ 2896 flags = XS_CTL_DATA_IN; 2897 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 2898 req_size = sizeof(*toc_hdr); 2899 _lto2b(req_size, gtoc_cmd.data_len); 2900 2901 error = scsipi_command(periph, 2902 (void *)>oc_cmd, sizeof(gtoc_cmd), 2903 (void *)buffer, req_size, 2904 CDRETRIES, 30000, NULL, flags); 2905 if (error) 2906 goto out; 2907 toc_hdr = (struct scsipi_toc_header *) buffer; 2908 mmc_discinfo->last_track_last_session = toc_hdr->last; 2909 mmc_discinfo->num_tracks = toc_hdr->last - toc_hdr->first + 1; 2910 2911 /* TODO how to handle disc_barcode and disc_id */ 2912 /* done */ 2913 2914 out: 2915 free(buffer, M_TEMP); 2916 return error; 2917 } 2918 2919 static int 2920 mmc_getdiscinfo_dvdrom(struct scsipi_periph *periph, 2921 struct mmc_discinfo *mmc_discinfo) 2922 { 2923 struct scsipi_read_toc gtoc_cmd; 2924 struct scsipi_toc_header toc_hdr; 2925 uint32_t req_size; 2926 int error, flags; 2927 2928 /* 2929 * Fabricate mmc_discinfo for DVD-ROM. Some values are really `dont 2930 * care' but others might be of interest to programs. 2931 */ 2932 2933 mmc_discinfo->disc_state = MMC_STATE_FULL; 2934 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2935 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2936 mmc_discinfo->link_block_penalty = 16; /* not relevant */ 2937 2938 /* get number of sessions and first tracknr in last session */ 2939 flags = XS_CTL_DATA_IN; 2940 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2941 gtoc_cmd.opcode = READ_TOC; 2942 gtoc_cmd.addr_mode = 0; /* LBA */ 2943 gtoc_cmd.resp_format = CD_TOC_FORM; /* multisession info */ 2944 gtoc_cmd.from_track = 1; /* first track */ 2945 req_size = sizeof(toc_hdr); 2946 _lto2b(req_size, gtoc_cmd.data_len); 2947 2948 error = scsipi_command(periph, 2949 (void *)>oc_cmd, sizeof(gtoc_cmd), 2950 (void *)&toc_hdr, req_size, 2951 CDRETRIES, 30000, NULL, flags); 2952 if (error) 2953 return error; 2954 2955 /* DVD-ROM squashes the track/session space */ 2956 mmc_discinfo->num_sessions = toc_hdr.last - toc_hdr.first + 1; 2957 mmc_discinfo->num_tracks = mmc_discinfo->num_sessions; 2958 mmc_discinfo->first_track = toc_hdr.first; 2959 mmc_discinfo->first_track_last_session = toc_hdr.last; 2960 mmc_discinfo->last_track_last_session = toc_hdr.last; 2961 2962 /* TODO how to handle disc_barcode and disc_id */ 2963 /* done */ 2964 return 0; 2965 } 2966 2967 static int 2968 mmc_getdiscinfo(struct scsipi_periph *periph, 2969 struct mmc_discinfo *mmc_discinfo) 2970 { 2971 struct scsipi_get_configuration gc_cmd; 2972 struct scsipi_get_conf_data *gc; 2973 struct scsipi_get_conf_feature *gcf; 2974 struct scsipi_read_discinfo di_cmd; 2975 struct scsipi_read_discinfo_data di; 2976 const uint32_t buffer_size = 1024; 2977 uint32_t feat_tbl_len, pos; 2978 u_long last_lba; 2979 uint8_t *buffer, *fpos; 2980 int feature, last_feature, features_len, feature_cur, feature_len; 2981 int lsb, msb, error, flags; 2982 2983 feat_tbl_len = buffer_size; 2984 2985 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2986 2987 /* initialise structure */ 2988 memset(mmc_discinfo, 0, sizeof(struct mmc_discinfo)); 2989 mmc_discinfo->mmc_profile = 0x00; /* unknown */ 2990 mmc_discinfo->mmc_class = MMC_CLASS_UNKN; 2991 mmc_discinfo->mmc_cur = 0; 2992 mmc_discinfo->mmc_cap = 0; 2993 mmc_discinfo->link_block_penalty = 0; 2994 2995 /* determine mmc profile and class */ 2996 flags = XS_CTL_DATA_IN; 2997 memset(&gc_cmd, 0, sizeof(gc_cmd)); 2998 gc_cmd.opcode = GET_CONFIGURATION; 2999 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 3000 3001 gc = (struct scsipi_get_conf_data *) buffer; 3002 3003 error = scsipi_command(periph, 3004 (void *)&gc_cmd, sizeof(gc_cmd), 3005 (void *) gc, GET_CONF_NO_FEATURES_LEN, 3006 CDRETRIES, 30000, NULL, flags); 3007 if (error) 3008 goto out; 3009 3010 mmc_discinfo->mmc_profile = _2btol(gc->mmc_profile); 3011 mmc_discinfo->mmc_class = mmc_profile2class(mmc_discinfo->mmc_profile); 3012 3013 /* assume 2048 sector size unless told otherwise */ 3014 mmc_discinfo->sector_size = 2048; 3015 error = read_cd_capacity(periph, &mmc_discinfo->sector_size, &last_lba); 3016 if (error) 3017 goto out; 3018 3019 mmc_discinfo->last_possible_lba = (uint32_t) last_lba - 1; 3020 3021 /* Read in all features to determine device capabilities */ 3022 last_feature = feature = 0; 3023 do { 3024 /* determine mmc profile and class */ 3025 flags = XS_CTL_DATA_IN; 3026 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3027 gc_cmd.opcode = GET_CONFIGURATION; 3028 _lto2b(last_feature, gc_cmd.start_at_feature); 3029 _lto2b(feat_tbl_len, gc_cmd.data_len); 3030 3031 error = scsipi_command(periph, 3032 (void *)&gc_cmd, sizeof(gc_cmd), 3033 (void *) gc, feat_tbl_len, 3034 CDRETRIES, 30000, NULL, flags); 3035 if (error) { 3036 /* ieeek... break out of loop... i dunno what to do */ 3037 break; 3038 } 3039 3040 features_len = _4btol(gc->data_len); 3041 if (features_len < 4) 3042 break; 3043 3044 pos = 0; 3045 fpos = &gc->feature_desc[0]; 3046 while (pos < features_len - 4) { 3047 gcf = (struct scsipi_get_conf_feature *) fpos; 3048 3049 feature = _2btol(gcf->featurecode); 3050 feature_cur = gcf->flags & 1; 3051 feature_len = gcf->additional_length; 3052 3053 mmc_process_feature(mmc_discinfo, 3054 feature, feature_cur, 3055 gcf->feature_dependent); 3056 3057 last_feature = MAX(last_feature, feature); 3058 #ifdef DIAGNOSTIC 3059 /* assert((feature_len & 3) == 0); */ 3060 if ((feature_len & 3) != 0) { 3061 printf("feature %d having length %d\n", 3062 feature, feature_len); 3063 } 3064 #endif 3065 3066 pos += 4 + feature_len; 3067 fpos += 4 + feature_len; 3068 } 3069 /* unlikely to ever grow past our 1kb buffer */ 3070 } while (features_len >= 0xffff); 3071 3072 /* 3073 * Fixup CD-RW drives that are on crack. 3074 * 3075 * Some drives report the capability to incrementally write 3076 * sequentially on CD-R(W) media... nice, but this should not be 3077 * active for a fixed packet formatted CD-RW media. Other report the 3078 * ability of HW_DEFECTFREE even when the media is NOT MRW 3079 * formatted.... 3080 */ 3081 if (mmc_discinfo->mmc_profile == 0x0a) { 3082 if ((mmc_discinfo->mmc_cur & MMC_CAP_SEQUENTIAL) == 0) 3083 mmc_discinfo->mmc_cur |= MMC_CAP_STRICTOVERWRITE; 3084 if (mmc_discinfo->mmc_cur & MMC_CAP_STRICTOVERWRITE) 3085 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3086 if (mmc_discinfo->mmc_cur & MMC_CAP_MRW) { 3087 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3088 mmc_discinfo->mmc_cur &= ~MMC_CAP_STRICTOVERWRITE; 3089 } else { 3090 mmc_discinfo->mmc_cur &= ~MMC_CAP_HW_DEFECTFREE; 3091 } 3092 } 3093 if (mmc_discinfo->mmc_profile == 0x09) { 3094 mmc_discinfo->mmc_cur &= ~MMC_CAP_REWRITABLE; 3095 } 3096 3097 #ifdef DEBUG 3098 printf("CD mmc %d, mmc_cur 0x%"PRIx64", mmc_cap 0x%"PRIx64"\n", 3099 mmc_discinfo->mmc_profile, 3100 mmc_discinfo->mmc_cur, mmc_discinfo->mmc_cap); 3101 #endif 3102 3103 /* read in disc state and number of sessions and tracks */ 3104 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3105 memset(&di_cmd, 0, sizeof(di_cmd)); 3106 di_cmd.opcode = READ_DISCINFO; 3107 di_cmd.data_len[1] = READ_DISCINFO_BIGSIZE; 3108 3109 error = scsipi_command(periph, 3110 (void *)&di_cmd, sizeof(di_cmd), 3111 (void *)&di, READ_DISCINFO_BIGSIZE, 3112 CDRETRIES, 30000, NULL, flags); 3113 3114 if (error) { 3115 /* discinfo call failed, emulate for cd-rom/dvd-rom */ 3116 if (mmc_discinfo->mmc_profile == 0x08) /* CD-ROM */ 3117 return mmc_getdiscinfo_cdrom(periph, mmc_discinfo); 3118 if (mmc_discinfo->mmc_profile == 0x10) /* DVD-ROM */ 3119 return mmc_getdiscinfo_dvdrom(periph, mmc_discinfo); 3120 /* CD/DVD drive is violating specs */ 3121 error = EIO; 3122 goto out; 3123 } 3124 3125 /* call went OK */ 3126 mmc_discinfo->disc_state = di.disc_state & 3; 3127 mmc_discinfo->last_session_state = (di.disc_state >> 2) & 3; 3128 mmc_discinfo->bg_format_state = (di.disc_state2 & 3); 3129 3130 lsb = di.num_sessions_lsb; 3131 msb = di.num_sessions_msb; 3132 mmc_discinfo->num_sessions = lsb | (msb << 8); 3133 3134 mmc_discinfo->first_track = di.first_track; 3135 lsb = di.first_track_last_session_lsb; 3136 msb = di.first_track_last_session_msb; 3137 mmc_discinfo->first_track_last_session = lsb | (msb << 8); 3138 lsb = di.last_track_last_session_lsb; 3139 msb = di.last_track_last_session_msb; 3140 mmc_discinfo->last_track_last_session = lsb | (msb << 8); 3141 3142 mmc_discinfo->num_tracks = mmc_discinfo->last_track_last_session - 3143 mmc_discinfo->first_track + 1; 3144 3145 /* set misc. flags and parameters from this disc info */ 3146 if (di.disc_state & 16) 3147 mmc_discinfo->mmc_cur |= MMC_CAP_BLANKABLE; 3148 3149 if (di.disc_state2 & 128) { 3150 mmc_discinfo->disc_id = _4btol(di.discid); 3151 mmc_discinfo->disc_flags |= MMC_DFLAGS_DISCIDVALID; 3152 } 3153 if (di.disc_state2 & 64) { 3154 mmc_discinfo->disc_barcode = _8btol(di.disc_bar_code); 3155 mmc_discinfo->disc_flags |= MMC_DFLAGS_BARCODEVALID; 3156 } 3157 if (di.disc_state2 & 32) 3158 mmc_discinfo->disc_flags |= MMC_DFLAGS_UNRESTRICTED; 3159 3160 if (di.disc_state2 & 16) { 3161 mmc_discinfo->application_code = di.application_code; 3162 mmc_discinfo->disc_flags |= MMC_DFLAGS_APPCODEVALID; 3163 } 3164 3165 /* done */ 3166 3167 out: 3168 free(buffer, M_TEMP); 3169 return error; 3170 } 3171 3172 static int 3173 mmc_gettrackinfo_cdrom(struct scsipi_periph *periph, 3174 struct mmc_trackinfo *trackinfo) 3175 { 3176 struct scsipi_read_toc gtoc_cmd; 3177 struct scsipi_toc_header *toc_hdr; 3178 struct scsipi_toc_rawtoc *rawtoc; 3179 uint32_t track_start, track_end, track_size; 3180 uint32_t last_recorded, next_writable; 3181 uint32_t lba, next_track_start, lead_out; 3182 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3183 uint8_t *buffer; 3184 uint8_t track_sessionnr, last_tracknr, sessionnr, adr, tno, point; 3185 uint8_t control, tmin, tsec, tframe, pmin, psec, pframe; 3186 int size, req_size; 3187 int error, flags; 3188 3189 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3190 3191 /* 3192 * Emulate read trackinfo for CD-ROM using the raw-TOC. 3193 * 3194 * Not all information is present and this presents a problem. Track 3195 * starts are known for each track but other values are deducted. 3196 * 3197 * For a complete overview of `magic' values used here, see the 3198 * SCSI/ATAPI MMC documentation. Note that the `magic' values have no 3199 * names, they are specified as numbers. 3200 */ 3201 3202 /* get raw toc to process, first header to check size */ 3203 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3204 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3205 gtoc_cmd.opcode = READ_TOC; 3206 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 3207 gtoc_cmd.resp_format = CD_TOC_RAW; /* raw toc */ 3208 gtoc_cmd.from_track = 1; /* first session */ 3209 req_size = sizeof(*toc_hdr); 3210 _lto2b(req_size, gtoc_cmd.data_len); 3211 3212 error = scsipi_command(periph, 3213 (void *)>oc_cmd, sizeof(gtoc_cmd), 3214 (void *)buffer, req_size, 3215 CDRETRIES, 30000, NULL, flags); 3216 if (error) 3217 goto out; 3218 toc_hdr = (struct scsipi_toc_header *) buffer; 3219 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3220 #ifdef DIAGNOSTIC 3221 printf("increase buffersize in mmc_readtrackinfo_cdrom\n"); 3222 #endif 3223 error = ENOBUFS; 3224 goto out; 3225 } 3226 3227 /* read in complete raw toc */ 3228 req_size = _2btol(toc_hdr->length); 3229 req_size = 2*((req_size + 1) / 2); /* for ATAPI */ 3230 _lto2b(req_size, gtoc_cmd.data_len); 3231 3232 error = scsipi_command(periph, 3233 (void *)>oc_cmd, sizeof(gtoc_cmd), 3234 (void *)buffer, req_size, 3235 CDRETRIES, 30000, NULL, flags); 3236 if (error) 3237 goto out; 3238 3239 toc_hdr = (struct scsipi_toc_header *) buffer; 3240 rawtoc = (struct scsipi_toc_rawtoc *) (buffer + 4); 3241 3242 track_start = 0; 3243 track_end = 0; 3244 track_size = 0; 3245 last_recorded = 0; 3246 next_writable = 0; 3247 flags = 0; 3248 3249 last_tracknr = 1; 3250 next_track_start = 0; 3251 track_sessionnr = MAXTRACK; /* by definition */ 3252 lead_out = 0; 3253 3254 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3255 while (size > 0) { 3256 /* get track start and session end */ 3257 tno = rawtoc->tno; 3258 sessionnr = rawtoc->sessionnr; 3259 adr = rawtoc->adrcontrol >> 4; 3260 control = rawtoc->adrcontrol & 0xf; 3261 point = rawtoc->point; 3262 tmin = rawtoc->min; 3263 tsec = rawtoc->sec; 3264 tframe = rawtoc->frame; 3265 pmin = rawtoc->pmin; 3266 psec = rawtoc->psec; 3267 pframe = rawtoc->pframe; 3268 3269 if (tno == 0 && sessionnr && adr == 1) { 3270 lba = hmsf2lba(0, pmin, psec, pframe); 3271 if (point == trackinfo->tracknr) { 3272 track_start = lba; 3273 track_sessionnr = sessionnr; 3274 } 3275 if (point == trackinfo->tracknr + 1) { 3276 /* estimate size */ 3277 track_size = lba - track_start; 3278 next_track_start = lba; 3279 } 3280 if (point == 0xa2) { 3281 lead_out = lba; 3282 } 3283 if (point <= 0x63) { 3284 /* CD's ok, DVD are glued */ 3285 last_tracknr = point; 3286 } 3287 if (sessionnr == track_sessionnr) { 3288 last_recorded = lead_out; 3289 } 3290 } 3291 if (tno == 0 && sessionnr && adr == 5) { 3292 lba = hmsf2lba(0, tmin, tsec, tframe); 3293 if (sessionnr == track_sessionnr) { 3294 next_writable = lba; 3295 } 3296 } 3297 3298 if ((control & (3<<2)) == 4) /* 01xxb */ 3299 flags |= MMC_TRACKINFO_DATA; 3300 if ((control & (1<<2)) == 0) { /* x0xxb */ 3301 flags |= MMC_TRACKINFO_AUDIO; 3302 if (control & 1) /* xxx1b */ 3303 flags |= MMC_TRACKINFO_PRE_EMPH; 3304 } 3305 3306 rawtoc++; 3307 size -= sizeof(struct scsipi_toc_rawtoc); 3308 } 3309 3310 /* process found values; some voodoo */ 3311 /* if no tracksize tracknr is the last of the disc */ 3312 if ((track_size == 0) && last_recorded) { 3313 track_size = last_recorded - track_start; 3314 } 3315 /* if last_recorded < tracksize, tracksize is overestimated */ 3316 if (last_recorded) { 3317 if (last_recorded - track_start <= track_size) { 3318 track_size = last_recorded - track_start; 3319 flags |= MMC_TRACKINFO_LRA_VALID; 3320 } 3321 } 3322 /* check if its a the last track of the sector */ 3323 if (next_writable) { 3324 if (next_track_start > next_writable) 3325 flags |= MMC_TRACKINFO_NWA_VALID; 3326 } 3327 3328 /* no flag set -> no values */ 3329 if ((flags & MMC_TRACKINFO_LRA_VALID) == 0) 3330 last_recorded = 0; 3331 if ((flags & MMC_TRACKINFO_NWA_VALID) == 0) 3332 next_writable = 0; 3333 3334 /* fill in */ 3335 /* trackinfo->tracknr preserved */ 3336 trackinfo->sessionnr = track_sessionnr; 3337 trackinfo->track_mode = 7; /* data, incremental */ 3338 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3339 3340 trackinfo->flags = flags; 3341 trackinfo->track_start = track_start; 3342 trackinfo->next_writable = next_writable; 3343 trackinfo->free_blocks = 0; 3344 trackinfo->packet_size = 1; 3345 trackinfo->track_size = track_size; 3346 trackinfo->last_recorded = last_recorded; 3347 3348 out: 3349 free(buffer, M_TEMP); 3350 return error; 3351 3352 } 3353 3354 static int 3355 mmc_gettrackinfo_dvdrom(struct scsipi_periph *periph, 3356 struct mmc_trackinfo *trackinfo) 3357 { 3358 struct scsipi_read_toc gtoc_cmd; 3359 struct scsipi_toc_header *toc_hdr; 3360 struct scsipi_toc_formatted *toc; 3361 uint32_t tracknr, track_start, track_size; 3362 uint32_t lba, lead_out; 3363 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3364 uint8_t *buffer; 3365 uint8_t control, last_tracknr; 3366 int size, req_size; 3367 int error, flags; 3368 3369 3370 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3371 /* 3372 * Emulate read trackinfo for DVD-ROM. We can't use the raw-TOC as the 3373 * CD-ROM emulation uses since the specification tells us that no such 3374 * thing is defined for DVD's. The reason for this is due to the large 3375 * number of tracks and that would clash with the `magic' values. This 3376 * suxs. 3377 * 3378 * Not all information is present and this presents a problem. 3379 * Track starts are known for each track but other values are 3380 * deducted. 3381 */ 3382 3383 /* get formatted toc to process, first header to check size */ 3384 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3385 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3386 gtoc_cmd.opcode = READ_TOC; 3387 gtoc_cmd.addr_mode = 0; /* lba's please */ 3388 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 3389 gtoc_cmd.from_track = 1; /* first track */ 3390 req_size = sizeof(*toc_hdr); 3391 _lto2b(req_size, gtoc_cmd.data_len); 3392 3393 error = scsipi_command(periph, 3394 (void *)>oc_cmd, sizeof(gtoc_cmd), 3395 (void *)buffer, req_size, 3396 CDRETRIES, 30000, NULL, flags); 3397 if (error) 3398 goto out; 3399 toc_hdr = (struct scsipi_toc_header *) buffer; 3400 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3401 #ifdef DIAGNOSTIC 3402 printf("incease buffersize in mmc_readtrackinfo_dvdrom\n"); 3403 #endif 3404 error = ENOBUFS; 3405 goto out; 3406 } 3407 3408 /* read in complete formatted toc */ 3409 req_size = _2btol(toc_hdr->length); 3410 _lto2b(req_size, gtoc_cmd.data_len); 3411 3412 error = scsipi_command(periph, 3413 (void *)>oc_cmd, sizeof(gtoc_cmd), 3414 (void *)buffer, req_size, 3415 CDRETRIES, 30000, NULL, flags); 3416 if (error) 3417 goto out; 3418 3419 toc_hdr = (struct scsipi_toc_header *) buffer; 3420 toc = (struct scsipi_toc_formatted *) (buffer + 4); 3421 3422 /* as in read disc info, all sessions are converted to tracks */ 3423 /* track 1.. -> offsets, sizes can be (rougly) estimated (16 ECC) */ 3424 /* last track -> we got the size from the lead-out */ 3425 3426 tracknr = 0; 3427 last_tracknr = toc_hdr->last; 3428 track_start = 0; 3429 track_size = 0; 3430 lead_out = 0; 3431 flags = 0; 3432 3433 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3434 while (size > 0) { 3435 /* remember, DVD-ROM: tracknr == sessionnr */ 3436 lba = _4btol(toc->msf_lba); 3437 tracknr = toc->tracknr; 3438 control = toc->adrcontrol & 0xf; 3439 3440 if (trackinfo->tracknr == tracknr) { 3441 track_start = lba; 3442 } 3443 if (trackinfo->tracknr == tracknr+1) { 3444 track_size = lba - track_start; 3445 track_size -= 16; /* link block ? */ 3446 } 3447 if (tracknr == 0xAA) { 3448 lead_out = lba; 3449 } 3450 3451 if ((control & (3<<2)) == 4) /* 01xxb */ 3452 flags |= MMC_TRACKINFO_DATA; 3453 if ((control & (1<<2)) == 0) { /* x0xxb */ 3454 flags |= MMC_TRACKINFO_AUDIO; 3455 if (control & (1<<3)) /* 10xxb */ 3456 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3457 if (control & 1) /* xxx1b */ 3458 flags |= MMC_TRACKINFO_PRE_EMPH; 3459 } 3460 3461 toc++; 3462 size -= sizeof(struct scsipi_toc_formatted); 3463 } 3464 if (trackinfo->tracknr == last_tracknr) { 3465 track_size = lead_out - track_start; 3466 } 3467 3468 /* fill in */ 3469 /* trackinfo->tracknr preserved */ 3470 trackinfo->sessionnr = trackinfo->tracknr; 3471 trackinfo->track_mode = 0; /* unknown */ 3472 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3473 3474 trackinfo->flags = flags; 3475 trackinfo->track_start = track_start; 3476 trackinfo->next_writable = 0; 3477 trackinfo->free_blocks = 0; 3478 trackinfo->packet_size = 16; /* standard length 16 blocks ECC */ 3479 trackinfo->track_size = track_size; 3480 trackinfo->last_recorded = 0; 3481 3482 out: 3483 free(buffer, M_TEMP); 3484 return error; 3485 } 3486 3487 static int 3488 mmc_gettrackinfo(struct scsipi_periph *periph, 3489 struct mmc_trackinfo *trackinfo) 3490 { 3491 struct scsipi_read_trackinfo ti_cmd; 3492 struct scsipi_read_trackinfo_data ti; 3493 struct scsipi_get_configuration gc_cmd; 3494 struct scsipi_get_conf_data gc; 3495 int error, flags; 3496 int mmc_profile; 3497 3498 /* set up SCSI call with track number from trackinfo.tracknr */ 3499 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3500 memset(&ti_cmd, 0, sizeof(ti_cmd)); 3501 ti_cmd.opcode = READ_TRACKINFO; 3502 ti_cmd.addr_type = READ_TRACKINFO_ADDR_TRACK; 3503 ti_cmd.data_len[1] = READ_TRACKINFO_RETURNSIZE; 3504 3505 /* trackinfo.tracknr contains number of tracks to query */ 3506 _lto4b(trackinfo->tracknr, ti_cmd.address); 3507 error = scsipi_command(periph, 3508 (void *)&ti_cmd, sizeof(ti_cmd), 3509 (void *)&ti, READ_TRACKINFO_RETURNSIZE, 3510 CDRETRIES, 30000, NULL, flags); 3511 3512 if (error) { 3513 /* trackinfo call failed, emulate for cd-rom/dvd-rom */ 3514 /* first determine mmc profile */ 3515 flags = XS_CTL_DATA_IN; 3516 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3517 gc_cmd.opcode = GET_CONFIGURATION; 3518 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 3519 3520 error = scsipi_command(periph, 3521 (void *)&gc_cmd, sizeof(gc_cmd), 3522 (void *)&gc, GET_CONF_NO_FEATURES_LEN, 3523 CDRETRIES, 30000, NULL, flags); 3524 if (error) 3525 return error; 3526 mmc_profile = _2btol(gc.mmc_profile); 3527 3528 /* choose emulation */ 3529 if (mmc_profile == 0x08) /* CD-ROM */ 3530 return mmc_gettrackinfo_cdrom(periph, trackinfo); 3531 if (mmc_profile == 0x10) /* DVD-ROM */ 3532 return mmc_gettrackinfo_dvdrom(periph, trackinfo); 3533 /* CD/DVD drive is violating specs */ 3534 return EIO; 3535 } 3536 3537 /* (re)initialise structure */ 3538 memset(trackinfo, 0, sizeof(struct mmc_trackinfo)); 3539 3540 /* account for short returns screwing up track and session msb */ 3541 if ((ti.data_len[1] | (ti.data_len[0] << 8)) <= 32) { 3542 ti.track_msb = 0; 3543 ti.session_msb = 0; 3544 } 3545 3546 trackinfo->tracknr = ti.track_lsb | (ti.track_msb << 8); 3547 trackinfo->sessionnr = ti.session_lsb | (ti.session_msb << 8); 3548 trackinfo->track_mode = ti.track_info_1 & 0xf; 3549 trackinfo->data_mode = ti.track_info_2 & 0xf; 3550 3551 flags = 0; 3552 if (ti.track_info_1 & 0x10) 3553 flags |= MMC_TRACKINFO_COPY; 3554 if (ti.track_info_1 & 0x20) 3555 flags |= MMC_TRACKINFO_DAMAGED; 3556 if (ti.track_info_2 & 0x10) 3557 flags |= MMC_TRACKINFO_FIXED_PACKET; 3558 if (ti.track_info_2 & 0x20) 3559 flags |= MMC_TRACKINFO_INCREMENTAL; 3560 if (ti.track_info_2 & 0x40) 3561 flags |= MMC_TRACKINFO_BLANK; 3562 if (ti.track_info_2 & 0x80) 3563 flags |= MMC_TRACKINFO_RESERVED; 3564 if (ti.data_valid & 0x01) 3565 flags |= MMC_TRACKINFO_NWA_VALID; 3566 if (ti.data_valid & 0x02) 3567 flags |= MMC_TRACKINFO_LRA_VALID; 3568 if ((trackinfo->track_mode & (3<<2)) == 4) /* 01xxb */ 3569 flags |= MMC_TRACKINFO_DATA; 3570 if ((trackinfo->track_mode & (1<<2)) == 0) { /* x0xxb */ 3571 flags |= MMC_TRACKINFO_AUDIO; 3572 if (trackinfo->track_mode & (1<<3)) /* 10xxb */ 3573 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3574 if (trackinfo->track_mode & 1) /* xxx1b */ 3575 flags |= MMC_TRACKINFO_PRE_EMPH; 3576 } 3577 3578 trackinfo->flags = flags; 3579 trackinfo->track_start = _4btol(ti.track_start); 3580 trackinfo->next_writable = _4btol(ti.next_writable); 3581 trackinfo->free_blocks = _4btol(ti.free_blocks); 3582 trackinfo->packet_size = _4btol(ti.packet_size); 3583 trackinfo->track_size = _4btol(ti.track_size); 3584 trackinfo->last_recorded = _4btol(ti.last_recorded); 3585 3586 return 0; 3587 } 3588 3589 static int 3590 mmc_doclose(struct scsipi_periph *periph, int param, int func) { 3591 struct scsipi_close_tracksession close_cmd; 3592 int error, flags; 3593 3594 /* set up SCSI call with track number */ 3595 flags = XS_CTL_DATA_OUT; 3596 memset(&close_cmd, 0, sizeof(close_cmd)); 3597 close_cmd.opcode = CLOSE_TRACKSESSION; 3598 close_cmd.function = func; 3599 _lto2b(param, close_cmd.tracksessionnr); 3600 3601 error = scsipi_command(periph, 3602 (void *) &close_cmd, sizeof(close_cmd), 3603 NULL, 0, 3604 CDRETRIES, 120000, NULL, flags); 3605 3606 return error; 3607 } 3608 3609 static int 3610 mmc_do_closetrack(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3611 { 3612 int mmc_profile = mmc_op->mmc_profile; 3613 3614 switch (mmc_profile) { 3615 case 0x12 : /* DVD-RAM */ 3616 case 0x1a : /* DVD+RW */ 3617 case 0x2a : /* DVD+RW Dual layer */ 3618 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3619 case 0x43 : /* BD-RE */ 3620 case 0x52 : /* HD DVD-RW ; DVD-RAM like */ 3621 return EINVAL; 3622 } 3623 3624 return mmc_doclose(periph, mmc_op->tracknr, 1); 3625 } 3626 3627 static int 3628 mmc_do_close_or_finalise(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3629 { 3630 uint8_t blob[MS5LEN], *page5; 3631 int mmc_profile = mmc_op->mmc_profile; 3632 int func, close, flags; 3633 int error; 3634 3635 close = (mmc_op->operation == MMC_OP_CLOSESESSION); 3636 3637 switch (mmc_profile) { 3638 case 0x09 : /* CD-R */ 3639 case 0x0a : /* CD-RW */ 3640 /* Special case : need to update MS field in mode page 5 */ 3641 memset(blob, 0, sizeof(blob)); 3642 page5 = blob+8; 3643 3644 flags = XS_CTL_DATA_IN; 3645 error = scsipi_mode_sense_big(periph, SMS_PF, 5, 3646 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3647 if (error) 3648 return error; 3649 3650 /* set multi session field when closing a session only */ 3651 page5[3] &= 63; 3652 if (close) 3653 page5[3] |= 3 << 6; 3654 3655 flags = XS_CTL_DATA_OUT; 3656 error = scsipi_mode_select_big(periph, SMS_PF, 3657 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3658 if (error) 3659 return error; 3660 /* and use funtion 2 */ 3661 func = 2; 3662 break; 3663 case 0x11 : /* DVD-R (DL) */ 3664 case 0x13 : /* DVD-RW restricted overwrite */ 3665 case 0x14 : /* DVD-RW sequential */ 3666 func = close ? 2 : 3; 3667 break; 3668 case 0x1b : /* DVD+R */ 3669 case 0x2b : /* DVD+R Dual layer */ 3670 case 0x51 : /* HD DVD-R */ 3671 case 0x41 : /* BD-R Sequential recording (SRM) */ 3672 func = close ? 2 : 6; 3673 break; 3674 case 0x12 : /* DVD-RAM */ 3675 case 0x1a : /* DVD+RW */ 3676 case 0x2a : /* DVD+RW Dual layer */ 3677 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3678 case 0x43 : /* BD-RE */ 3679 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 3680 return EINVAL; 3681 default: 3682 printf("MMC close/finalise passed wrong device type! (%d)\n", 3683 mmc_profile); 3684 return EINVAL; 3685 } 3686 3687 return mmc_doclose(periph, mmc_op->sessionnr, func); 3688 } 3689 3690 static int 3691 mmc_do_reserve_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3692 { 3693 struct scsipi_reserve_track reserve_cmd; 3694 uint32_t extent; 3695 int error, flags; 3696 3697 /* TODO make mmc safeguards? */ 3698 extent = mmc_op->extent; 3699 /* TODO min/max support? */ 3700 3701 /* set up SCSI call with requested space */ 3702 flags = XS_CTL_DATA_OUT; 3703 memset(&reserve_cmd, 0, sizeof(reserve_cmd)); 3704 reserve_cmd.opcode = RESERVE_TRACK; 3705 _lto4b(extent, reserve_cmd.reservation_size); 3706 3707 error = scsipi_command(periph, 3708 (void *) &reserve_cmd, sizeof(reserve_cmd), 3709 NULL, 0, 3710 CDRETRIES, 30000, NULL, flags); 3711 3712 return error; 3713 } 3714 3715 static int 3716 mmc_do_reserve_track_nwa(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3717 { 3718 /* XXX assumes that NWA given is valid */ 3719 switch (mmc_op->mmc_profile) { 3720 case 0x09 : /* CD-R */ 3721 /* XXX unknown boundary checks XXX */ 3722 if (mmc_op->extent <= 152) 3723 return EINVAL; 3724 /* CD-R takes 152 sectors to close track */ 3725 mmc_op->extent -= 152; 3726 return mmc_do_reserve_track(periph, mmc_op); 3727 case 0x11 : /* DVD-R (DL) */ 3728 case 0x1b : /* DVD+R */ 3729 case 0x2b : /* DVD+R Dual layer */ 3730 if (mmc_op->extent % 16) 3731 return EINVAL; 3732 /* upto one ECC block of 16 sectors lost */ 3733 mmc_op->extent -= 16; 3734 return mmc_do_reserve_track(periph, mmc_op); 3735 case 0x41 : /* BD-R Sequential recording (SRM) */ 3736 case 0x51 : /* HD DVD-R */ 3737 if (mmc_op->extent % 32) 3738 return EINVAL; 3739 /* one ECC block of 32 sectors lost (AFAIK) */ 3740 mmc_op->extent -= 32; 3741 return mmc_do_reserve_track(periph, mmc_op); 3742 } 3743 3744 /* unknown behaviour or invalid disc type */ 3745 return EINVAL; 3746 } 3747 3748 static int 3749 mmc_do_repair_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3750 { 3751 struct scsipi_repair_track repair_cmd; 3752 int error, flags; 3753 3754 /* TODO make mmc safeguards? */ 3755 3756 /* set up SCSI call with track number */ 3757 flags = XS_CTL_DATA_OUT; 3758 memset(&repair_cmd, 0, sizeof(repair_cmd)); 3759 repair_cmd.opcode = REPAIR_TRACK; 3760 _lto2b(mmc_op->tracknr, repair_cmd.tracknr); 3761 3762 error = scsipi_command(periph, 3763 (void *) &repair_cmd, sizeof(repair_cmd), 3764 NULL, 0, 3765 CDRETRIES, 30000, NULL, flags); 3766 3767 return error; 3768 } 3769 3770 static int 3771 mmc_do_op(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3772 { 3773 /* guard operation value */ 3774 if (mmc_op->operation < 1 || mmc_op->operation > MMC_OP_MAX) 3775 return EINVAL; 3776 3777 /* synchronise cache is special since it doesn't rely on mmc_profile */ 3778 if (mmc_op->operation == MMC_OP_SYNCHRONISECACHE) 3779 return cdcachesync(periph, 0); 3780 3781 /* zero mmc_profile means unknown disc so operations are not defined */ 3782 if (mmc_op->mmc_profile == 0) { 3783 #ifdef DEBUG 3784 printf("mmc_do_op called with mmc_profile = 0\n"); 3785 #endif 3786 return EINVAL; 3787 } 3788 3789 /* do the operations */ 3790 switch (mmc_op->operation) { 3791 case MMC_OP_CLOSETRACK : 3792 return mmc_do_closetrack(periph, mmc_op); 3793 case MMC_OP_CLOSESESSION : 3794 case MMC_OP_FINALISEDISC : 3795 return mmc_do_close_or_finalise(periph, mmc_op); 3796 case MMC_OP_RESERVETRACK : 3797 return mmc_do_reserve_track(periph, mmc_op); 3798 case MMC_OP_RESERVETRACK_NWA : 3799 return mmc_do_reserve_track_nwa(periph, mmc_op); 3800 case MMC_OP_REPAIRTRACK : 3801 return mmc_do_repair_track(periph, mmc_op); 3802 case MMC_OP_UNCLOSELASTSESSION : 3803 /* TODO unclose last session support */ 3804 return EINVAL; 3805 default : 3806 printf("mmc_do_op: unhandled operation %d\n", mmc_op->operation); 3807 } 3808 3809 return EINVAL; 3810 } 3811 3812 static int 3813 mmc_setup_writeparams(struct scsipi_periph *periph, 3814 struct mmc_writeparams *mmc_writeparams) 3815 { 3816 struct mmc_trackinfo trackinfo; 3817 uint8_t blob[MS5LEN]; 3818 uint8_t *page5; 3819 int flags, error; 3820 int track_mode, data_mode; 3821 3822 /* setup mode page 5 for CD only */ 3823 if (mmc_writeparams->mmc_class != MMC_CLASS_CD) 3824 return 0; 3825 3826 memset(blob, 0, sizeof(blob)); 3827 page5 = blob+8; 3828 3829 /* read mode page 5 (with header) */ 3830 flags = XS_CTL_DATA_IN; 3831 error = scsipi_mode_sense_big(periph, SMS_PF, 5, (void *)blob, 3832 sizeof(blob), flags, CDRETRIES, 20000); 3833 if (error) 3834 return error; 3835 3836 /* set page length for reasurance */ 3837 page5[1] = P5LEN; /* page length */ 3838 3839 /* write type packet/incremental */ 3840 page5[2] &= 0xf0; 3841 3842 /* set specified mode parameters */ 3843 track_mode = mmc_writeparams->track_mode; 3844 data_mode = mmc_writeparams->data_mode; 3845 if (track_mode <= 0 || track_mode > 15) 3846 return EINVAL; 3847 if (data_mode < 1 || data_mode > 2) 3848 return EINVAL; 3849 3850 /* if a tracknr is passed, setup according to the track */ 3851 if (mmc_writeparams->tracknr > 0) { 3852 trackinfo.tracknr = mmc_writeparams->tracknr; 3853 error = mmc_gettrackinfo(periph, &trackinfo); 3854 if (error) 3855 return error; 3856 if ((trackinfo.flags & MMC_TRACKINFO_BLANK) == 0) { 3857 track_mode = trackinfo.track_mode; 3858 data_mode = trackinfo.data_mode; 3859 } 3860 mmc_writeparams->blockingnr = trackinfo.packet_size; 3861 } 3862 3863 /* copy track mode and data mode from trackinfo */ 3864 page5[3] &= 16; /* keep only `Copy' bit */ 3865 page5[3] |= (3 << 6) | track_mode; 3866 page5[4] &= 0xf0; /* wipe data block type */ 3867 if (data_mode == 1) { 3868 /* select ISO mode 1 (CD only) */ 3869 page5[4] |= 8; 3870 /* select session format normal disc (CD only) */ 3871 page5[8] = 0; 3872 } else { 3873 /* select ISO mode 2; XA form 1 (CD only) */ 3874 page5[4] |= 10; 3875 /* select session format CD-ROM XA disc (CD only) */ 3876 page5[8] = 0x20; 3877 } 3878 if (mmc_writeparams->mmc_cur & MMC_CAP_SEQUENTIAL) { 3879 if (mmc_writeparams->mmc_cur & MMC_CAP_ZEROLINKBLK) { 3880 /* set BUFE buffer underrun protection */ 3881 page5[2] |= 1<<6; 3882 } 3883 /* allow for multi session */ 3884 page5[3] |= 3 << 6; 3885 } else { 3886 /* select fixed packets */ 3887 page5[3] |= 1<<5; 3888 _lto4b(mmc_writeparams->blockingnr, &(page5[10])); 3889 } 3890 3891 /* write out updated mode page 5 (with header) */ 3892 flags = XS_CTL_DATA_OUT; 3893 error = scsipi_mode_select_big(periph, SMS_PF, (void *)blob, 3894 sizeof(blob), flags, CDRETRIES, 20000); 3895 if (error) 3896 return error; 3897 3898 return 0; 3899 } 3900 3901 static void 3902 cd_set_properties(struct cd_softc *cd) 3903 { 3904 prop_dictionary_t disk_info, odisk_info, geom; 3905 3906 disk_info = prop_dictionary_create(); 3907 3908 geom = prop_dictionary_create(); 3909 3910 prop_dictionary_set_uint64(geom, "sectors-per-unit", 3911 cd->params.disksize); 3912 3913 prop_dictionary_set_uint32(geom, "sector-size", 3914 cd->params.blksize); 3915 3916 prop_dictionary_set(disk_info, "geometry", geom); 3917 prop_object_release(geom); 3918 3919 prop_dictionary_set(device_properties(cd->sc_dev), 3920 "disk-info", disk_info); 3921 3922 /* 3923 * Don't release disk_info here; we keep a reference to it. 3924 * disk_detach() will release it when we go away. 3925 */ 3926 3927 odisk_info = cd->sc_dk.dk_info; 3928 cd->sc_dk.dk_info = disk_info; 3929 if (odisk_info) 3930 prop_object_release(odisk_info); 3931 } 3932