1 /* $NetBSD: cd.c,v 1.293 2009/06/05 21:52:32 haad 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 1.293 2009/06/05 21:52:32 haad 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 cdactivate(device_t, enum devact); 175 static int cddetach(device_t, int); 176 177 static int mmc_getdiscinfo(struct scsipi_periph *, struct mmc_discinfo *); 178 static int mmc_gettrackinfo(struct scsipi_periph *, struct mmc_trackinfo *); 179 static int mmc_do_op(struct scsipi_periph *, struct mmc_op *); 180 static int mmc_setup_writeparams(struct scsipi_periph *, struct mmc_writeparams *); 181 182 static void cd_set_properties(struct cd_softc *); 183 184 CFATTACH_DECL3_NEW(cd, sizeof(struct cd_softc), cdmatch, cdattach, cddetach, 185 cdactivate, NULL, NULL, DVF_DETACH_SHUTDOWN); 186 187 extern struct cfdriver cd_cd; 188 189 static const struct scsipi_inquiry_pattern cd_patterns[] = { 190 {T_CDROM, T_REMOV, 191 "", "", ""}, 192 {T_WORM, T_REMOV, 193 "", "", ""}, 194 #if 0 195 {T_CDROM, T_REMOV, /* more luns */ 196 "PIONEER ", "CD-ROM DRM-600 ", ""}, 197 #endif 198 {T_DIRECT, T_REMOV, 199 "NEC CD-ROM DRIVE:260", "", ""}, 200 }; 201 202 static dev_type_open(cdopen); 203 static dev_type_close(cdclose); 204 static dev_type_read(cdread); 205 static dev_type_write(cdwrite); 206 static dev_type_ioctl(cdioctl); 207 static dev_type_strategy(cdstrategy); 208 static dev_type_dump(cddump); 209 static dev_type_size(cdsize); 210 211 const struct bdevsw cd_bdevsw = { 212 cdopen, cdclose, cdstrategy, cdioctl, cddump, cdsize, D_DISK 213 }; 214 215 const struct cdevsw cd_cdevsw = { 216 cdopen, cdclose, cdread, cdwrite, cdioctl, 217 nostop, notty, nopoll, nommap, nokqfilter, D_DISK 218 }; 219 220 static struct dkdriver cddkdriver = { cdstrategy, NULL }; 221 222 static const struct scsipi_periphsw cd_switch = { 223 cd_interpret_sense, /* use our error handler first */ 224 cdstart, /* we have a queue, which is started by this */ 225 NULL, /* we do not have an async handler */ 226 cddone, /* deal with stats at interrupt time */ 227 }; 228 229 /* 230 * The routine called by the low level scsi routine when it discovers 231 * A device suitable for this driver 232 */ 233 static int 234 cdmatch(device_t parent, cfdata_t match, void *aux) 235 { 236 struct scsipibus_attach_args *sa = aux; 237 int priority; 238 239 (void)scsipi_inqmatch(&sa->sa_inqbuf, 240 cd_patterns, sizeof(cd_patterns) / sizeof(cd_patterns[0]), 241 sizeof(cd_patterns[0]), &priority); 242 243 return (priority); 244 } 245 246 static void 247 cdattach(device_t parent, device_t self, void *aux) 248 { 249 struct cd_softc *cd = device_private(self); 250 struct scsipibus_attach_args *sa = aux; 251 struct scsipi_periph *periph = sa->sa_periph; 252 253 SC_DEBUG(periph, SCSIPI_DB2, ("cdattach: ")); 254 255 cd->sc_dev = self; 256 257 mutex_init(&cd->sc_lock, MUTEX_DEFAULT, IPL_NONE); 258 259 if (scsipi_periph_bustype(sa->sa_periph) == SCSIPI_BUSTYPE_SCSI && 260 periph->periph_version == 0) 261 cd->flags |= CDF_ANCIENT; 262 263 bufq_alloc(&cd->buf_queue, "disksort", BUFQ_SORT_RAWBLOCK); 264 265 callout_init(&cd->sc_callout, 0); 266 267 /* 268 * Store information needed to contact our base driver 269 */ 270 cd->sc_periph = periph; 271 272 periph->periph_dev = cd->sc_dev; 273 periph->periph_switch = &cd_switch; 274 275 /* 276 * Increase our openings to the maximum-per-periph 277 * supported by the adapter. This will either be 278 * clamped down or grown by the adapter if necessary. 279 */ 280 periph->periph_openings = 281 SCSIPI_CHAN_MAX_PERIPH(periph->periph_channel); 282 periph->periph_flags |= PERIPH_GROW_OPENINGS; 283 284 /* 285 * Initialize and attach the disk structure. 286 */ 287 disk_init(&cd->sc_dk, device_xname(cd->sc_dev), &cddkdriver); 288 disk_attach(&cd->sc_dk); 289 290 aprint_normal("\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 cdactivate(device_t self, enum devact act) 303 { 304 int rv = 0; 305 306 switch (act) { 307 case DVACT_ACTIVATE: 308 rv = EOPNOTSUPP; 309 break; 310 311 case DVACT_DEACTIVATE: 312 /* 313 * Nothing to do; we key off the device's DVF_ACTIVE. 314 */ 315 break; 316 } 317 return (rv); 318 } 319 320 static int 321 cddetach(device_t self, int flags) 322 { 323 struct cd_softc *cd = device_private(self); 324 int s, bmaj, cmaj, i, mn; 325 326 /* locate the major number */ 327 bmaj = bdevsw_lookup_major(&cd_bdevsw); 328 cmaj = cdevsw_lookup_major(&cd_cdevsw); 329 /* Nuke the vnodes for any open instances */ 330 for (i = 0; i < MAXPARTITIONS; i++) { 331 mn = CDMINOR(device_unit(self), i); 332 vdevgone(bmaj, mn, mn, VBLK); 333 vdevgone(cmaj, mn, mn, VCHR); 334 } 335 336 /* kill any pending restart */ 337 callout_stop(&cd->sc_callout); 338 339 s = splbio(); 340 341 /* Kill off any queued buffers. */ 342 bufq_drain(cd->buf_queue); 343 344 bufq_free(cd->buf_queue); 345 346 /* Kill off any pending commands. */ 347 scsipi_kill_pending(cd->sc_periph); 348 349 splx(s); 350 351 mutex_destroy(&cd->sc_lock); 352 353 /* Detach from the disk list. */ 354 disk_detach(&cd->sc_dk); 355 disk_destroy(&cd->sc_dk); 356 357 #if NRND > 0 358 /* Unhook the entropy source. */ 359 rnd_detach_source(&cd->rnd_source); 360 #endif 361 362 return (0); 363 } 364 365 /* 366 * open the device. Make sure the partition info is a up-to-date as can be. 367 */ 368 static int 369 cdopen(dev_t dev, int flag, int fmt, struct lwp *l) 370 { 371 struct cd_softc *cd; 372 struct scsipi_periph *periph; 373 struct scsipi_adapter *adapt; 374 int part; 375 int error; 376 int rawpart; 377 378 cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 379 if (cd == NULL) 380 return (ENXIO); 381 382 periph = cd->sc_periph; 383 adapt = periph->periph_channel->chan_adapter; 384 part = CDPART(dev); 385 386 SC_DEBUG(periph, SCSIPI_DB1, 387 ("cdopen: dev=0x%"PRIu64" (unit %"PRIu32" (of %d), partition %"PRId32")\n",dev, 388 CDUNIT(dev), cd_cd.cd_ndevs, CDPART(dev))); 389 390 /* 391 * If this is the first open of this device, add a reference 392 * to the adapter. 393 */ 394 if (cd->sc_dk.dk_openmask == 0 && 395 (error = scsipi_adapter_addref(adapt)) != 0) 396 return (error); 397 398 mutex_enter(&cd->sc_lock); 399 400 rawpart = (part == RAW_PART && fmt == S_IFCHR); 401 if ((periph->periph_flags & PERIPH_OPEN) != 0) { 402 /* 403 * If any partition is open, but the disk has been invalidated, 404 * disallow further opens. 405 */ 406 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0 && 407 !rawpart) { 408 error = EIO; 409 goto bad3; 410 } 411 } else { 412 int silent; 413 414 if (rawpart) 415 silent = XS_CTL_SILENT; 416 else 417 silent = 0; 418 419 /* Check that it is still responding and ok. */ 420 error = scsipi_test_unit_ready(periph, 421 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 422 silent); 423 424 /* 425 * Start the pack spinning if necessary. Always allow the 426 * raw parition to be opened, for raw IOCTLs. Data transfers 427 * will check for SDEV_MEDIA_LOADED. 428 */ 429 if (error == EIO) { 430 int error2; 431 432 error2 = scsipi_start(periph, SSS_START, silent); 433 switch (error2) { 434 case 0: 435 error = 0; 436 break; 437 case EIO: 438 case EINVAL: 439 break; 440 default: 441 error = error2; 442 break; 443 } 444 } 445 if (error) { 446 if (rawpart) 447 goto out; 448 goto bad3; 449 } 450 451 periph->periph_flags |= PERIPH_OPEN; 452 453 /* Lock the pack in. */ 454 error = scsipi_prevent(periph, SPAMR_PREVENT_DT, 455 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 456 SC_DEBUG(periph, SCSIPI_DB1, 457 ("cdopen: scsipi_prevent, error=%d\n", error)); 458 if (error) { 459 if (rawpart) 460 goto out; 461 goto bad; 462 } 463 464 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 465 /* Load the physical device parameters. */ 466 if (cd_get_parms(cd, 0) != 0) { 467 if (rawpart) 468 goto out; 469 error = ENXIO; 470 goto bad; 471 } 472 periph->periph_flags |= PERIPH_MEDIA_LOADED; 473 SC_DEBUG(periph, SCSIPI_DB3, ("Params loaded ")); 474 475 /* Fabricate a disk label. */ 476 cdgetdisklabel(cd); 477 SC_DEBUG(periph, SCSIPI_DB3, ("Disklabel fabricated ")); 478 479 cd_set_properties(cd); 480 } 481 } 482 483 /* Check that the partition exists. */ 484 if (part != RAW_PART && 485 (part >= cd->sc_dk.dk_label->d_npartitions || 486 cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED)) { 487 error = ENXIO; 488 goto bad; 489 } 490 491 out: /* Insure only one open at a time. */ 492 switch (fmt) { 493 case S_IFCHR: 494 cd->sc_dk.dk_copenmask |= (1 << part); 495 break; 496 case S_IFBLK: 497 cd->sc_dk.dk_bopenmask |= (1 << part); 498 break; 499 } 500 cd->sc_dk.dk_openmask = 501 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 502 503 SC_DEBUG(periph, SCSIPI_DB3, ("open complete\n")); 504 mutex_exit(&cd->sc_lock); 505 return (0); 506 507 bad: 508 if (cd->sc_dk.dk_openmask == 0) { 509 scsipi_prevent(periph, SPAMR_ALLOW, 510 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 511 periph->periph_flags &= ~PERIPH_OPEN; 512 } 513 514 bad3: 515 mutex_exit(&cd->sc_lock); 516 if (cd->sc_dk.dk_openmask == 0) 517 scsipi_adapter_delref(adapt); 518 return (error); 519 } 520 521 /* 522 * close the device.. only called if we are the LAST 523 * occurence of an open device 524 */ 525 static int 526 cdclose(dev_t dev, int flag, int fmt, struct lwp *l) 527 { 528 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 529 struct scsipi_periph *periph = cd->sc_periph; 530 struct scsipi_adapter *adapt = periph->periph_channel->chan_adapter; 531 int part = CDPART(dev); 532 533 mutex_enter(&cd->sc_lock); 534 535 switch (fmt) { 536 case S_IFCHR: 537 cd->sc_dk.dk_copenmask &= ~(1 << part); 538 break; 539 case S_IFBLK: 540 cd->sc_dk.dk_bopenmask &= ~(1 << part); 541 break; 542 } 543 cd->sc_dk.dk_openmask = 544 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 545 546 if (cd->sc_dk.dk_openmask == 0) { 547 /* synchronise caches on last close */ 548 cdcachesync(periph, 0); 549 550 /* drain outstanding calls */ 551 scsipi_wait_drain(periph); 552 553 scsipi_prevent(periph, SPAMR_ALLOW, 554 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 555 XS_CTL_IGNORE_NOT_READY); 556 periph->periph_flags &= ~PERIPH_OPEN; 557 558 scsipi_wait_drain(periph); 559 560 scsipi_adapter_delref(adapt); 561 } 562 563 mutex_exit(&cd->sc_lock); 564 return (0); 565 } 566 567 /* 568 * Actually translate the requested transfer into one the physical driver can 569 * understand. The transfer is described by a buf and will include only one 570 * physical transfer. 571 */ 572 static void 573 cdstrategy(struct buf *bp) 574 { 575 struct cd_softc *cd = device_lookup_private(&cd_cd,CDUNIT(bp->b_dev)); 576 struct disklabel *lp; 577 struct scsipi_periph *periph = cd->sc_periph; 578 daddr_t blkno; 579 int s; 580 581 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdstrategy ")); 582 SC_DEBUG(cd->sc_periph, SCSIPI_DB1, 583 ("%d bytes @ blk %" PRId64 "\n", bp->b_bcount, bp->b_blkno)); 584 /* 585 * If the device has been made invalid, error out 586 * maybe the media changed 587 */ 588 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 589 if (periph->periph_flags & PERIPH_OPEN) 590 bp->b_error = EIO; 591 else 592 bp->b_error = ENODEV; 593 goto done; 594 } 595 596 lp = cd->sc_dk.dk_label; 597 598 /* 599 * The transfer must be a whole number of blocks, offset must not 600 * be negative. 601 */ 602 if ((bp->b_bcount % lp->d_secsize) != 0 || 603 bp->b_blkno < 0 ) { 604 bp->b_error = EINVAL; 605 goto done; 606 } 607 /* 608 * If it's a null transfer, return immediately 609 */ 610 if (bp->b_bcount == 0) 611 goto done; 612 613 /* 614 * Do bounds checking, adjust transfer. if error, process. 615 * If end of partition, just return. 616 */ 617 if (CDPART(bp->b_dev) == RAW_PART) { 618 if (bounds_check_with_mediasize(bp, DEV_BSIZE, 619 cd->params.disksize512) <= 0) 620 goto done; 621 } else { 622 if (bounds_check_with_label(&cd->sc_dk, bp, 623 (cd->flags & (CDF_WLABEL|CDF_LABELLING)) != 0) <= 0) 624 goto done; 625 } 626 627 /* 628 * Now convert the block number to absolute and put it in 629 * terms of the device's logical block size. 630 */ 631 blkno = bp->b_blkno / (lp->d_secsize / DEV_BSIZE); 632 if (CDPART(bp->b_dev) != RAW_PART) 633 blkno += lp->d_partitions[CDPART(bp->b_dev)].p_offset; 634 635 bp->b_rawblkno = blkno; 636 637 /* 638 * If the disklabel sector size does not match the device 639 * sector size we may need to do some extra work. 640 */ 641 if (lp->d_secsize != cd->params.blksize) { 642 643 /* 644 * If the xfer is not a multiple of the device block size 645 * or it is not block aligned, we need to bounce it. 646 */ 647 if ((bp->b_bcount % cd->params.blksize) != 0 || 648 ((blkno * lp->d_secsize) % cd->params.blksize) != 0) { 649 struct cdbounce *bounce; 650 struct buf *nbp; 651 long count; 652 653 if ((bp->b_flags & B_READ) == 0) { 654 655 /* XXXX We don't support bouncing writes. */ 656 bp->b_error = EACCES; 657 goto done; 658 } 659 660 bounce = malloc(sizeof(*bounce), M_DEVBUF, M_NOWAIT); 661 if (!bounce) { 662 /* No memory -- fail the iop. */ 663 bp->b_error = ENOMEM; 664 goto done; 665 } 666 667 bounce->obp = bp; 668 bounce->resid = bp->b_bcount; 669 bounce->doff = 0; 670 count = ((blkno * lp->d_secsize) % cd->params.blksize); 671 bounce->soff = count; 672 count += bp->b_bcount; 673 count = roundup(count, cd->params.blksize); 674 bounce->bcount = bounce->resid; 675 if (count > MAXPHYS) { 676 bounce->bcount = MAXPHYS - bounce->soff; 677 count = MAXPHYS; 678 } 679 680 blkno = ((blkno * lp->d_secsize) / cd->params.blksize); 681 nbp = getiobuf(NULL, false); 682 if (!nbp) { 683 /* No memory -- fail the iop. */ 684 free(bounce, M_DEVBUF); 685 bp->b_error = ENOMEM; 686 goto done; 687 } 688 nbp->b_data = malloc(count, M_DEVBUF, M_NOWAIT); 689 if (!nbp->b_data) { 690 /* No memory -- fail the iop. */ 691 free(bounce, M_DEVBUF); 692 putiobuf(nbp); 693 bp->b_error = ENOMEM; 694 goto done; 695 } 696 697 /* Set up the IOP to the bounce buffer. */ 698 nbp->b_error = 0; 699 nbp->b_proc = bp->b_proc; 700 nbp->b_bcount = count; 701 nbp->b_bufsize = count; 702 nbp->b_rawblkno = blkno; 703 nbp->b_flags = bp->b_flags | B_READ; 704 nbp->b_oflags = bp->b_oflags; 705 nbp->b_cflags = bp->b_cflags; 706 nbp->b_iodone = cdbounce; 707 708 /* store bounce state in b_private and use new buf */ 709 nbp->b_private = bounce; 710 711 BIO_COPYPRIO(nbp, bp); 712 713 bp = nbp; 714 715 } else { 716 /* Xfer is aligned -- just adjust the start block */ 717 bp->b_rawblkno = (blkno * lp->d_secsize) / 718 cd->params.blksize; 719 } 720 } 721 s = splbio(); 722 723 /* 724 * Place it in the queue of disk activities for this disk. 725 * 726 * XXX Only do disksort() if the current operating mode does not 727 * XXX include tagged queueing. 728 */ 729 bufq_put(cd->buf_queue, bp); 730 731 /* 732 * Tell the device to get going on the transfer if it's 733 * not doing anything, otherwise just wait for completion 734 */ 735 cdstart(cd->sc_periph); 736 737 splx(s); 738 return; 739 740 done: 741 /* 742 * Correctly set the buf to indicate a completed xfer 743 */ 744 bp->b_resid = bp->b_bcount; 745 biodone(bp); 746 } 747 748 /* 749 * cdstart looks to see if there is a buf waiting for the device 750 * and that the device is not already busy. If both are true, 751 * It deques the buf and creates a scsi command to perform the 752 * transfer in the buf. The transfer request will call scsipi_done 753 * on completion, which will in turn call this routine again 754 * so that the next queued transfer is performed. 755 * The bufs are queued by the strategy routine (cdstrategy) 756 * 757 * This routine is also called after other non-queued requests 758 * have been made of the scsi driver, to ensure that the queue 759 * continues to be drained. 760 * 761 * must be called at the correct (highish) spl level 762 * cdstart() is called at splbio from cdstrategy, cdrestart and scsipi_done 763 */ 764 static void 765 cdstart(struct scsipi_periph *periph) 766 { 767 struct cd_softc *cd = device_private(periph->periph_dev); 768 struct buf *bp = 0; 769 struct scsipi_rw_10 cmd_big; 770 struct scsi_rw_6 cmd_small; 771 struct scsipi_generic *cmdp; 772 struct scsipi_xfer *xs; 773 int flags, nblks, cmdlen, error; 774 775 SC_DEBUG(periph, SCSIPI_DB2, ("cdstart ")); 776 /* 777 * Check if the device has room for another command 778 */ 779 while (periph->periph_active < periph->periph_openings) { 780 /* 781 * there is excess capacity, but a special waits 782 * It'll need the adapter as soon as we clear out of the 783 * way and let it run (user level wait). 784 */ 785 if (periph->periph_flags & PERIPH_WAITING) { 786 periph->periph_flags &= ~PERIPH_WAITING; 787 wakeup((void *)periph); 788 return; 789 } 790 791 /* 792 * If the device has become invalid, abort all the 793 * reads and writes until all files have been closed and 794 * re-opened 795 */ 796 if (__predict_false( 797 (periph->periph_flags & PERIPH_MEDIA_LOADED) == 0)) { 798 if ((bp = bufq_get(cd->buf_queue)) != NULL) { 799 bp->b_error = EIO; 800 bp->b_resid = bp->b_bcount; 801 biodone(bp); 802 continue; 803 } else { 804 return; 805 } 806 } 807 808 /* 809 * See if there is a buf with work for us to do.. 810 */ 811 if ((bp = bufq_peek(cd->buf_queue)) == NULL) 812 return; 813 814 /* 815 * We have a buf, now we should make a command. 816 */ 817 818 nblks = howmany(bp->b_bcount, cd->params.blksize); 819 820 /* 821 * Fill out the scsi command. If the transfer will 822 * fit in a "small" cdb, use it. 823 */ 824 if (((bp->b_rawblkno & 0x1fffff) == bp->b_rawblkno) && 825 ((nblks & 0xff) == nblks) && 826 !(periph->periph_quirks & PQUIRK_ONLYBIG)) { 827 /* 828 * We can fit in a small cdb. 829 */ 830 memset(&cmd_small, 0, sizeof(cmd_small)); 831 cmd_small.opcode = (bp->b_flags & B_READ) ? 832 SCSI_READ_6_COMMAND : SCSI_WRITE_6_COMMAND; 833 _lto3b(bp->b_rawblkno, cmd_small.addr); 834 cmd_small.length = nblks & 0xff; 835 cmdlen = sizeof(cmd_small); 836 cmdp = (struct scsipi_generic *)&cmd_small; 837 } else { 838 /* 839 * Need a large cdb. 840 */ 841 memset(&cmd_big, 0, sizeof(cmd_big)); 842 cmd_big.opcode = (bp->b_flags & B_READ) ? 843 READ_10 : WRITE_10; 844 _lto4b(bp->b_rawblkno, cmd_big.addr); 845 _lto2b(nblks, cmd_big.length); 846 cmdlen = sizeof(cmd_big); 847 cmdp = (struct scsipi_generic *)&cmd_big; 848 } 849 850 /* Instrumentation. */ 851 disk_busy(&cd->sc_dk); 852 853 /* 854 * Figure out what flags to use. 855 */ 856 flags = XS_CTL_NOSLEEP|XS_CTL_ASYNC|XS_CTL_SIMPLE_TAG; 857 if (bp->b_flags & B_READ) 858 flags |= XS_CTL_DATA_IN; 859 else 860 flags |= XS_CTL_DATA_OUT; 861 862 /* 863 * Call the routine that chats with the adapter. 864 * Note: we cannot sleep as we may be an interrupt 865 */ 866 xs = scsipi_make_xs(periph, cmdp, cmdlen, 867 (u_char *)bp->b_data, bp->b_bcount, 868 CDRETRIES, 30000, bp, flags); 869 if (__predict_false(xs == NULL)) { 870 /* 871 * out of memory. Keep this buffer in the queue, and 872 * retry later. 873 */ 874 callout_reset(&cd->sc_callout, hz / 2, cdrestart, 875 periph); 876 return; 877 } 878 /* 879 * need to dequeue the buffer before queuing the command, 880 * because cdstart may be called recursively from the 881 * HBA driver 882 */ 883 #ifdef DIAGNOSTIC 884 if (bufq_get(cd->buf_queue) != bp) 885 panic("cdstart(): dequeued wrong buf"); 886 #else 887 bufq_get(cd->buf_queue); 888 #endif 889 error = scsipi_execute_xs(xs); 890 /* with a scsipi_xfer preallocated, scsipi_command can't fail */ 891 KASSERT(error == 0); 892 } 893 } 894 895 static void 896 cdrestart(void *v) 897 { 898 int s = splbio(); 899 cdstart((struct scsipi_periph *)v); 900 splx(s); 901 } 902 903 static void 904 cddone(struct scsipi_xfer *xs, int error) 905 { 906 struct cd_softc *cd = device_private(xs->xs_periph->periph_dev); 907 struct buf *bp = xs->bp; 908 909 if (bp) { 910 /* note, bp->b_resid is NOT initialised */ 911 bp->b_error = error; 912 bp->b_resid = xs->resid; 913 if (error) { 914 /* on a read/write error bp->b_resid is zero, so fix */ 915 bp->b_resid = bp->b_bcount; 916 } 917 918 disk_unbusy(&cd->sc_dk, bp->b_bcount - bp->b_resid, 919 (bp->b_flags & B_READ)); 920 #if NRND > 0 921 rnd_add_uint32(&cd->rnd_source, bp->b_rawblkno); 922 #endif 923 924 biodone(bp); 925 } 926 } 927 928 static void 929 cdbounce(struct buf *bp) 930 { 931 struct cdbounce *bounce = (struct cdbounce *)bp->b_private; 932 struct buf *obp = bounce->obp; 933 struct cd_softc *cd = 934 device_lookup_private(&cd_cd, CDUNIT(obp->b_dev)); 935 struct disklabel *lp = cd->sc_dk.dk_label; 936 937 if (bp->b_error != 0) { 938 /* EEK propagate the error and free the memory */ 939 goto done; 940 } 941 942 KASSERT(obp->b_flags & B_READ); 943 944 /* copy bounce buffer to final destination */ 945 memcpy((char *)obp->b_data + bounce->doff, 946 (char *)bp->b_data + bounce->soff, bounce->bcount); 947 948 /* check if we need more I/O, i.e. bounce put us over MAXPHYS */ 949 KASSERT(bounce->resid >= bounce->bcount); 950 bounce->resid -= bounce->bcount; 951 if (bounce->resid > 0) { 952 struct buf *nbp; 953 daddr_t blkno; 954 long count; 955 int s; 956 957 blkno = obp->b_rawblkno + 958 ((obp->b_bcount - bounce->resid) / lp->d_secsize); 959 count = ((blkno * lp->d_secsize) % cd->params.blksize); 960 blkno = (blkno * lp->d_secsize) / cd->params.blksize; 961 bounce->soff = count; 962 bounce->doff += bounce->bcount; 963 count += bounce->resid; 964 count = roundup(count, cd->params.blksize); 965 bounce->bcount = bounce->resid; 966 if (count > MAXPHYS) { 967 bounce->bcount = MAXPHYS - bounce->soff; 968 count = MAXPHYS; 969 } 970 971 nbp = getiobuf(NULL, false); 972 if (!nbp) { 973 /* No memory -- fail the iop. */ 974 bp->b_error = ENOMEM; 975 goto done; 976 } 977 978 /* Set up the IOP to the bounce buffer. */ 979 nbp->b_error = 0; 980 nbp->b_proc = obp->b_proc; 981 nbp->b_bcount = count; 982 nbp->b_bufsize = count; 983 nbp->b_data = bp->b_data; 984 nbp->b_rawblkno = blkno; 985 nbp->b_flags = obp->b_flags | B_READ; 986 nbp->b_oflags = obp->b_oflags; 987 nbp->b_cflags = obp->b_cflags; 988 nbp->b_iodone = cdbounce; 989 990 /* store bounce state in b_private and use new buf */ 991 nbp->b_private = bounce; 992 993 BIO_COPYPRIO(nbp, obp); 994 995 bp->b_data = NULL; 996 putiobuf(bp); 997 998 /* enqueue the request and return */ 999 s = splbio(); 1000 bufq_put(cd->buf_queue, nbp); 1001 cdstart(cd->sc_periph); 1002 splx(s); 1003 1004 return; 1005 } 1006 1007 done: 1008 obp->b_error = bp->b_error; 1009 obp->b_resid = bp->b_resid; 1010 free(bp->b_data, M_DEVBUF); 1011 free(bounce, M_DEVBUF); 1012 bp->b_data = NULL; 1013 putiobuf(bp); 1014 biodone(obp); 1015 } 1016 1017 static int 1018 cd_interpret_sense(struct scsipi_xfer *xs) 1019 { 1020 struct scsipi_periph *periph = xs->xs_periph; 1021 struct scsi_sense_data *sense = &xs->sense.scsi_sense; 1022 int retval = EJUSTRETURN; 1023 1024 /* 1025 * If it isn't a extended or extended/deferred error, let 1026 * the generic code handle it. 1027 */ 1028 if (SSD_RCODE(sense->response_code) != SSD_RCODE_CURRENT && 1029 SSD_RCODE(sense->response_code) != SSD_RCODE_DEFERRED) 1030 return (retval); 1031 1032 /* 1033 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit 1034 * Is In The Process of Becoming Ready" (Sense code 0x04,0x01), then 1035 * wait a bit for the drive to spin up 1036 */ 1037 1038 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1039 (sense->asc == 0x04) && (sense->ascq == 0x01)) { 1040 /* 1041 * Sleep for 5 seconds to wait for the drive to spin up 1042 */ 1043 1044 SC_DEBUG(periph, SCSIPI_DB1, ("Waiting 5 sec for CD " 1045 "spinup\n")); 1046 if (!callout_pending(&periph->periph_callout)) 1047 scsipi_periph_freeze(periph, 1); 1048 callout_reset(&periph->periph_callout, 1049 5 * hz, scsipi_periph_timed_thaw, periph); 1050 retval = ERESTART; 1051 } 1052 1053 /* 1054 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit Not 1055 * Ready, Operation In Progress" (Sense code 0x04, 0x07), 1056 * then wait for the specified time 1057 */ 1058 1059 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1060 (sense->asc == 0x04) && (sense->ascq == 0x07)) { 1061 /* 1062 * we could listen to the delay; but it looks like the skey 1063 * data is not always returned. 1064 */ 1065 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1066 1067 /* wait for a half second and get going again */ 1068 if (!callout_pending(&periph->periph_callout)) 1069 scsipi_periph_freeze(periph, 1); 1070 callout_reset(&periph->periph_callout, 1071 hz/2, scsipi_periph_timed_thaw, periph); 1072 retval = ERESTART; 1073 } 1074 1075 /* 1076 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Long write in 1077 * progress" (Sense code 0x04, 0x08), then wait for the specified 1078 * time 1079 */ 1080 1081 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1082 (sense->asc == 0x04) && (sense->ascq == 0x08)) { 1083 /* 1084 * long write in process; we could listen to the delay; but it 1085 * looks like the skey data is not always returned. 1086 */ 1087 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1088 1089 /* wait for a half second and get going again */ 1090 if (!callout_pending(&periph->periph_callout)) 1091 scsipi_periph_freeze(periph, 1); 1092 callout_reset(&periph->periph_callout, 1093 hz/2, scsipi_periph_timed_thaw, periph); 1094 retval = ERESTART; 1095 } 1096 1097 return (retval); 1098 } 1099 1100 static void 1101 cdminphys(struct buf *bp) 1102 { 1103 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(bp->b_dev)); 1104 long xmax; 1105 1106 /* 1107 * If the device is ancient, we want to make sure that 1108 * the transfer fits into a 6-byte cdb. 1109 * 1110 * XXX Note that the SCSI-I spec says that 256-block transfers 1111 * are allowed in a 6-byte read/write, and are specified 1112 * by settng the "length" to 0. However, we're conservative 1113 * here, allowing only 255-block transfers in case an 1114 * ancient device gets confused by length == 0. A length of 0 1115 * in a 10-byte read/write actually means 0 blocks. 1116 */ 1117 if (cd->flags & CDF_ANCIENT) { 1118 xmax = cd->sc_dk.dk_label->d_secsize * 0xff; 1119 1120 if (bp->b_bcount > xmax) 1121 bp->b_bcount = xmax; 1122 } 1123 1124 (*cd->sc_periph->periph_channel->chan_adapter->adapt_minphys)(bp); 1125 } 1126 1127 static int 1128 cdread(dev_t dev, struct uio *uio, int ioflag) 1129 { 1130 return (physio(cdstrategy, NULL, dev, B_READ, cdminphys, uio)); 1131 } 1132 1133 static int 1134 cdwrite(dev_t dev, struct uio *uio, int ioflag) 1135 { 1136 return (physio(cdstrategy, NULL, dev, B_WRITE, cdminphys, uio)); 1137 } 1138 1139 #if 0 /* XXX Not used */ 1140 /* 1141 * conversion between minute-seconde-frame and logical block address 1142 * addresses format 1143 */ 1144 static void 1145 lba2msf(u_long lba, u_char *m, u_char *s, u_char *f) 1146 { 1147 u_long tmp; 1148 1149 tmp = lba + CD_BLOCK_OFFSET; /* offset of first logical frame */ 1150 tmp &= 0xffffff; /* negative lbas use only 24 bits */ 1151 *m = tmp / (CD_SECS * CD_FRAMES); 1152 tmp %= (CD_SECS * CD_FRAMES); 1153 *s = tmp / CD_FRAMES; 1154 *f = tmp % CD_FRAMES; 1155 } 1156 #endif /* XXX Not used */ 1157 1158 /* 1159 * Convert an hour:minute:second:frame address to a logical block adres. In 1160 * theory the number of secs/minute and number of frames/second could be 1161 * configured differently in the device as could the block offset but in 1162 * practice these values are rock solid and most drives don't even allow 1163 * theses values to be changed. 1164 */ 1165 static uint32_t 1166 hmsf2lba(uint8_t h, uint8_t m, uint8_t s, uint8_t f) 1167 { 1168 return (((((uint32_t) h * 60 + m) * CD_SECS) + s) * CD_FRAMES + f) 1169 - CD_BLOCK_OFFSET; 1170 } 1171 1172 static int 1173 cdreadmsaddr(struct cd_softc *cd, struct cd_formatted_toc *toc, int *addr) 1174 { 1175 struct scsipi_periph *periph = cd->sc_periph; 1176 int error; 1177 struct cd_toc_entry *cte; 1178 1179 error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, toc, 1180 sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry), 1181 XS_CTL_DATA_ONSTACK, 1182 0x40 /* control word for "get MS info" */); 1183 1184 if (error) 1185 return (error); 1186 1187 cte = &toc->entries[0]; 1188 if (periph->periph_quirks & PQUIRK_LITTLETOC) { 1189 cte->addr.lba = le32toh(cte->addr.lba); 1190 toc->header.len = le16toh(toc->header.len); 1191 } else { 1192 cte->addr.lba = be32toh(cte->addr.lba); 1193 toc->header.len = be16toh(toc->header.len); 1194 } 1195 1196 *addr = (toc->header.len >= 10 && cte->track > 1) ? 1197 cte->addr.lba : 0; 1198 return 0; 1199 } 1200 1201 /* synchronise caches code from sd.c, move to scsipi_ioctl.c ? */ 1202 static int 1203 cdcachesync(struct scsipi_periph *periph, int flags) { 1204 struct scsi_synchronize_cache_10 cmd; 1205 1206 /* 1207 * Issue a SYNCHRONIZE CACHE. MMC devices have to issue with address 0 1208 * and length 0 as it can't synchronise parts of the disc per spec. 1209 * We ignore ILLEGAL REQUEST in the event that the command is not 1210 * supported by the device, and poll for completion so that we know 1211 * that the cache has actually been flushed. 1212 * 1213 * XXX should we handle the PQUIRK_NOSYNCCACHE ? 1214 */ 1215 1216 memset(&cmd, 0, sizeof(cmd)); 1217 cmd.opcode = SCSI_SYNCHRONIZE_CACHE_10; 1218 1219 return (scsipi_command(periph, (void *)&cmd, sizeof(cmd), 0, 0, 1220 CDRETRIES, 30000, NULL, flags | XS_CTL_IGNORE_ILLEGAL_REQUEST)); 1221 } 1222 1223 static int 1224 do_cdioreadentries(struct cd_softc *cd, struct ioc_read_toc_entry *te, 1225 struct cd_formatted_toc *toc) 1226 { 1227 /* READ TOC format 0 command, entries */ 1228 struct ioc_toc_header *th; 1229 struct cd_toc_entry *cte; 1230 u_int len = te->data_len; 1231 int ntracks; 1232 int error; 1233 1234 th = &toc->header; 1235 1236 if (len > sizeof(toc->entries) || 1237 len < sizeof(toc->entries[0])) 1238 return (EINVAL); 1239 error = cd_read_toc(cd, CD_TOC_FORM, te->address_format, 1240 te->starting_track, toc, 1241 sizeof(toc->header) + len, 1242 XS_CTL_DATA_ONSTACK, 0); 1243 if (error) 1244 return (error); 1245 if (te->address_format == CD_LBA_FORMAT) 1246 for (ntracks = 1247 th->ending_track - th->starting_track + 1; 1248 ntracks >= 0; ntracks--) { 1249 cte = &toc->entries[ntracks]; 1250 cte->addr_type = CD_LBA_FORMAT; 1251 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1252 cte->addr.lba = le32toh(cte->addr.lba); 1253 else 1254 cte->addr.lba = be32toh(cte->addr.lba); 1255 } 1256 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1257 th->len = le16toh(th->len); 1258 else 1259 th->len = be16toh(th->len); 1260 return 0; 1261 } 1262 1263 /* 1264 * Perform special action on behalf of the user. 1265 * Knows about the internals of this device 1266 */ 1267 static int 1268 cdioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 1269 { 1270 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 1271 struct scsipi_periph *periph = cd->sc_periph; 1272 struct cd_formatted_toc toc; 1273 int part = CDPART(dev); 1274 int error = 0; 1275 int s; 1276 #ifdef __HAVE_OLD_DISKLABEL 1277 struct disklabel *newlabel = NULL; 1278 #endif 1279 1280 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdioctl 0x%lx ", cmd)); 1281 1282 /* 1283 * If the device is not valid, some IOCTLs can still be 1284 * handled on the raw partition. Check this here. 1285 */ 1286 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 1287 switch (cmd) { 1288 case DIOCWLABEL: 1289 case DIOCLOCK: 1290 case ODIOCEJECT: 1291 case DIOCEJECT: 1292 case DIOCCACHESYNC: 1293 case SCIOCIDENTIFY: 1294 case OSCIOCIDENTIFY: 1295 case SCIOCCOMMAND: 1296 case SCIOCDEBUG: 1297 case CDIOCGETVOL: 1298 case CDIOCSETVOL: 1299 case CDIOCSETMONO: 1300 case CDIOCSETSTEREO: 1301 case CDIOCSETMUTE: 1302 case CDIOCSETLEFT: 1303 case CDIOCSETRIGHT: 1304 case CDIOCCLOSE: 1305 case CDIOCEJECT: 1306 case CDIOCALLOW: 1307 case CDIOCPREVENT: 1308 case CDIOCSETDEBUG: 1309 case CDIOCCLRDEBUG: 1310 case CDIOCRESET: 1311 case SCIOCRESET: 1312 case CDIOCLOADUNLOAD: 1313 case DVD_AUTH: 1314 case DVD_READ_STRUCT: 1315 case DIOCGSTRATEGY: 1316 case DIOCSSTRATEGY: 1317 if (part == RAW_PART) 1318 break; 1319 /* FALLTHROUGH */ 1320 default: 1321 if ((periph->periph_flags & PERIPH_OPEN) == 0) 1322 return (ENODEV); 1323 else 1324 return (EIO); 1325 } 1326 } 1327 1328 error = disk_ioctl(&cd->sc_dk, cmd, addr, flag, l); 1329 if (error != EPASSTHROUGH) 1330 return (error); 1331 1332 switch (cmd) { 1333 case DIOCGDINFO: 1334 *(struct disklabel *)addr = *(cd->sc_dk.dk_label); 1335 return (0); 1336 #ifdef __HAVE_OLD_DISKLABEL 1337 case ODIOCGDINFO: 1338 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1339 if (newlabel == NULL) 1340 return (EIO); 1341 memcpy(newlabel, cd->sc_dk.dk_label, sizeof (*newlabel)); 1342 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1343 error = ENOTTY; 1344 else 1345 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1346 free(newlabel, M_TEMP); 1347 return error; 1348 #endif 1349 1350 case DIOCGPART: 1351 ((struct partinfo *)addr)->disklab = cd->sc_dk.dk_label; 1352 ((struct partinfo *)addr)->part = 1353 &cd->sc_dk.dk_label->d_partitions[part]; 1354 return (0); 1355 1356 case DIOCWDINFO: 1357 case DIOCSDINFO: 1358 #ifdef __HAVE_OLD_DISKLABEL 1359 case ODIOCWDINFO: 1360 case ODIOCSDINFO: 1361 #endif 1362 { 1363 struct disklabel *lp; 1364 1365 if ((flag & FWRITE) == 0) 1366 return (EBADF); 1367 1368 #ifdef __HAVE_OLD_DISKLABEL 1369 if (cmd == ODIOCSDINFO || cmd == ODIOCWDINFO) { 1370 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1371 if (newlabel == NULL) 1372 return (EIO); 1373 memset(newlabel, 0, sizeof newlabel); 1374 memcpy(newlabel, addr, sizeof (struct olddisklabel)); 1375 lp = newlabel; 1376 } else 1377 #endif 1378 lp = addr; 1379 1380 mutex_enter(&cd->sc_lock); 1381 cd->flags |= CDF_LABELLING; 1382 1383 error = setdisklabel(cd->sc_dk.dk_label, 1384 lp, /*cd->sc_dk.dk_openmask : */0, 1385 cd->sc_dk.dk_cpulabel); 1386 if (error == 0) { 1387 /* XXX ? */ 1388 } 1389 1390 cd->flags &= ~CDF_LABELLING; 1391 mutex_exit(&cd->sc_lock); 1392 #ifdef __HAVE_OLD_DISKLABEL 1393 if (newlabel != NULL) 1394 free(newlabel, M_TEMP); 1395 #endif 1396 return (error); 1397 } 1398 1399 case DIOCWLABEL: 1400 return (EBADF); 1401 1402 case DIOCGDEFLABEL: 1403 cdgetdefaultlabel(cd, &toc, addr); 1404 return (0); 1405 1406 #ifdef __HAVE_OLD_DISKLABEL 1407 case ODIOCGDEFLABEL: 1408 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1409 if (newlabel == NULL) 1410 return (EIO); 1411 cdgetdefaultlabel(cd, &toc, newlabel); 1412 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1413 error = ENOTTY; 1414 else 1415 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1416 free(newlabel, M_TEMP); 1417 return error; 1418 #endif 1419 1420 case CDIOCPLAYTRACKS: { 1421 /* PLAY_MSF command */ 1422 struct ioc_play_track *args = addr; 1423 1424 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1425 return (error); 1426 return (cd_play_tracks(cd, &toc, args->start_track, 1427 args->start_index, args->end_track, args->end_index)); 1428 } 1429 case CDIOCPLAYMSF: { 1430 /* PLAY_MSF command */ 1431 struct ioc_play_msf *args = addr; 1432 1433 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1434 return (error); 1435 return (cd_play_msf(cd, args->start_m, args->start_s, 1436 args->start_f, args->end_m, args->end_s, args->end_f)); 1437 } 1438 case CDIOCPLAYBLOCKS: { 1439 /* PLAY command */ 1440 struct ioc_play_blocks *args = addr; 1441 1442 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1443 return (error); 1444 return (cd_play(cd, args->blk, args->len)); 1445 } 1446 case CDIOCREADSUBCHANNEL: { 1447 /* READ_SUBCHANNEL command */ 1448 struct ioc_read_subchannel *args = addr; 1449 struct cd_sub_channel_info data; 1450 u_int len = args->data_len; 1451 1452 if (len > sizeof(data) || 1453 len < sizeof(struct cd_sub_channel_header)) 1454 return (EINVAL); 1455 error = cd_read_subchannel(cd, args->address_format, 1456 args->data_format, args->track, &data, len, 1457 XS_CTL_DATA_ONSTACK); 1458 if (error) 1459 return (error); 1460 len = min(len, _2btol(data.header.data_len) + 1461 sizeof(struct cd_sub_channel_header)); 1462 return (copyout(&data, args->data, len)); 1463 } 1464 case CDIOCREADSUBCHANNEL_BUF: { 1465 /* As CDIOCREADSUBCHANNEL, but without a 2nd buffer area */ 1466 struct ioc_read_subchannel_buf *args = addr; 1467 if (args->req.data_len != sizeof args->info) 1468 return EINVAL; 1469 return cd_read_subchannel(cd, args->req.address_format, 1470 args->req.data_format, args->req.track, &args->info, 1471 sizeof args->info, XS_CTL_DATA_ONSTACK); 1472 } 1473 case CDIOREADTOCHEADER: { 1474 /* READ TOC format 0 command, static header */ 1475 if ((error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, 1476 &toc, sizeof(toc.header), 1477 XS_CTL_DATA_ONSTACK, 0)) != 0) 1478 return (error); 1479 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1480 toc.header.len = le16toh(toc.header.len); 1481 else 1482 toc.header.len = be16toh(toc.header.len); 1483 memcpy(addr, &toc.header, sizeof(toc.header)); 1484 return (0); 1485 } 1486 case CDIOREADTOCENTRYS: { 1487 struct ioc_read_toc_entry *te = addr; 1488 error = do_cdioreadentries(cd, te, &toc); 1489 if (error != 0) 1490 return error; 1491 return copyout(toc.entries, te->data, min(te->data_len, 1492 toc.header.len - (sizeof(toc.header.starting_track) 1493 + sizeof(toc.header.ending_track)))); 1494 } 1495 case CDIOREADTOCENTRIES_BUF: { 1496 struct ioc_read_toc_entry_buf *te = addr; 1497 error = do_cdioreadentries(cd, &te->req, &toc); 1498 if (error != 0) 1499 return error; 1500 memcpy(te->entry, toc.entries, min(te->req.data_len, 1501 toc.header.len - (sizeof(toc.header.starting_track) 1502 + sizeof(toc.header.ending_track)))); 1503 return 0; 1504 } 1505 case CDIOREADMSADDR: { 1506 /* READ TOC format 0 command, length of first track only */ 1507 int sessno = *(int*)addr; 1508 1509 if (sessno != 0) 1510 return (EINVAL); 1511 1512 return (cdreadmsaddr(cd, &toc, addr)); 1513 } 1514 case CDIOCSETPATCH: { 1515 struct ioc_patch *arg = addr; 1516 1517 return (cd_setchan(cd, arg->patch[0], arg->patch[1], 1518 arg->patch[2], arg->patch[3], 0)); 1519 } 1520 case CDIOCGETVOL: { 1521 /* MODE SENSE command (AUDIO page) */ 1522 struct ioc_vol *arg = addr; 1523 1524 return (cd_getvol(cd, arg, 0)); 1525 } 1526 case CDIOCSETVOL: { 1527 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1528 struct ioc_vol *arg = addr; 1529 1530 return (cd_setvol(cd, arg, 0)); 1531 } 1532 case CDIOCSETMONO: 1533 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1534 return (cd_setchan(cd, BOTH_CHANNEL, BOTH_CHANNEL, 1535 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1536 1537 case CDIOCSETSTEREO: 1538 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1539 return (cd_setchan(cd, LEFT_CHANNEL, RIGHT_CHANNEL, 1540 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1541 1542 case CDIOCSETMUTE: 1543 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1544 return (cd_setchan(cd, MUTE_CHANNEL, MUTE_CHANNEL, 1545 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1546 1547 case CDIOCSETLEFT: 1548 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1549 return (cd_setchan(cd, LEFT_CHANNEL, LEFT_CHANNEL, 1550 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1551 1552 case CDIOCSETRIGHT: 1553 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1554 return (cd_setchan(cd, RIGHT_CHANNEL, RIGHT_CHANNEL, 1555 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1556 1557 case CDIOCRESUME: 1558 /* PAUSE command */ 1559 return (cd_pause(cd, PA_RESUME)); 1560 case CDIOCPAUSE: 1561 /* PAUSE command */ 1562 return (cd_pause(cd, PA_PAUSE)); 1563 case CDIOCSTART: 1564 return (scsipi_start(periph, SSS_START, 0)); 1565 case CDIOCSTOP: 1566 return (scsipi_start(periph, SSS_STOP, 0)); 1567 case CDIOCCLOSE: 1568 return (scsipi_start(periph, SSS_START|SSS_LOEJ, 1569 XS_CTL_IGNORE_NOT_READY | XS_CTL_IGNORE_MEDIA_CHANGE)); 1570 case DIOCEJECT: 1571 if (*(int *)addr == 0) { 1572 /* 1573 * Don't force eject: check that we are the only 1574 * partition open. If so, unlock it. 1575 */ 1576 if ((cd->sc_dk.dk_openmask & ~(1 << part)) == 0 && 1577 cd->sc_dk.dk_bopenmask + cd->sc_dk.dk_copenmask == 1578 cd->sc_dk.dk_openmask) { 1579 error = scsipi_prevent(periph, SPAMR_ALLOW, 1580 XS_CTL_IGNORE_NOT_READY); 1581 if (error) 1582 return (error); 1583 } else { 1584 return (EBUSY); 1585 } 1586 } 1587 /* FALLTHROUGH */ 1588 case CDIOCEJECT: /* FALLTHROUGH */ 1589 case ODIOCEJECT: 1590 return (scsipi_start(periph, SSS_STOP|SSS_LOEJ, 0)); 1591 case DIOCCACHESYNC: 1592 /* SYNCHRONISE CACHES command */ 1593 return (cdcachesync(periph, 0)); 1594 case CDIOCALLOW: 1595 return (scsipi_prevent(periph, SPAMR_ALLOW, 0)); 1596 case CDIOCPREVENT: 1597 return (scsipi_prevent(periph, SPAMR_PREVENT_DT, 0)); 1598 case DIOCLOCK: 1599 return (scsipi_prevent(periph, 1600 (*(int *)addr) ? SPAMR_PREVENT_DT : SPAMR_ALLOW, 0)); 1601 case CDIOCSETDEBUG: 1602 cd->sc_periph->periph_dbflags |= (SCSIPI_DB1 | SCSIPI_DB2); 1603 return (0); 1604 case CDIOCCLRDEBUG: 1605 cd->sc_periph->periph_dbflags &= ~(SCSIPI_DB1 | SCSIPI_DB2); 1606 return (0); 1607 case CDIOCRESET: 1608 case SCIOCRESET: 1609 return (cd_reset(cd)); 1610 case CDIOCLOADUNLOAD: 1611 /* LOAD_UNLOAD command */ 1612 return (cd_load_unload(cd, addr)); 1613 case DVD_AUTH: 1614 /* GPCMD_REPORT_KEY or GPCMD_SEND_KEY command */ 1615 return (dvd_auth(cd, addr)); 1616 case DVD_READ_STRUCT: 1617 /* GPCMD_READ_DVD_STRUCTURE command */ 1618 return (dvd_read_struct(cd, addr)); 1619 case MMCGETDISCINFO: 1620 /* 1621 * GET_CONFIGURATION, READ_DISCINFO, READ_TRACKINFO, 1622 * (READ_TOCf2, READ_CD_CAPACITY and GET_CONFIGURATION) commands 1623 */ 1624 return mmc_getdiscinfo(periph, (struct mmc_discinfo *) addr); 1625 case MMCGETTRACKINFO: 1626 /* READ TOCf2, READ_CD_CAPACITY and READ_TRACKINFO commands */ 1627 return mmc_gettrackinfo(periph, (struct mmc_trackinfo *) addr); 1628 case MMCOP: 1629 /* 1630 * CLOSE TRACK/SESSION, RESERVE_TRACK, REPAIR_TRACK, 1631 * SYNCHRONISE_CACHE commands 1632 */ 1633 return mmc_do_op(periph, (struct mmc_op *) addr); 1634 case MMCSETUPWRITEPARAMS : 1635 /* MODE SENSE page 5, MODE_SELECT page 5 commands */ 1636 return mmc_setup_writeparams(periph, (struct mmc_writeparams *) addr); 1637 case DIOCGSTRATEGY: 1638 { 1639 struct disk_strategy *dks = addr; 1640 1641 s = splbio(); 1642 strlcpy(dks->dks_name, bufq_getstrategyname(cd->buf_queue), 1643 sizeof(dks->dks_name)); 1644 splx(s); 1645 dks->dks_paramlen = 0; 1646 1647 return 0; 1648 } 1649 case DIOCSSTRATEGY: 1650 { 1651 struct disk_strategy *dks = addr; 1652 struct bufq_state *new; 1653 struct bufq_state *old; 1654 1655 if ((flag & FWRITE) == 0) { 1656 return EBADF; 1657 } 1658 if (dks->dks_param != NULL) { 1659 return EINVAL; 1660 } 1661 dks->dks_name[sizeof(dks->dks_name) - 1] = 0; /* ensure term */ 1662 error = bufq_alloc(&new, dks->dks_name, 1663 BUFQ_EXACT|BUFQ_SORT_RAWBLOCK); 1664 if (error) { 1665 return error; 1666 } 1667 s = splbio(); 1668 old = cd->buf_queue; 1669 bufq_move(new, old); 1670 cd->buf_queue = new; 1671 splx(s); 1672 bufq_free(old); 1673 1674 return 0; 1675 } 1676 default: 1677 if (part != RAW_PART) 1678 return (ENOTTY); 1679 return (scsipi_do_ioctl(periph, dev, cmd, addr, flag, l)); 1680 } 1681 1682 #ifdef DIAGNOSTIC 1683 panic("cdioctl: impossible"); 1684 #endif 1685 } 1686 1687 static void 1688 cdgetdefaultlabel(struct cd_softc *cd, struct cd_formatted_toc *toc, 1689 struct disklabel *lp) 1690 { 1691 int lastsession; 1692 1693 memset(lp, 0, sizeof(struct disklabel)); 1694 1695 lp->d_secsize = cd->params.blksize; 1696 lp->d_ntracks = 1; 1697 lp->d_nsectors = 100; 1698 lp->d_ncylinders = (cd->params.disksize / 100) + 1; 1699 lp->d_secpercyl = lp->d_ntracks * lp->d_nsectors; 1700 1701 switch (scsipi_periph_bustype(cd->sc_periph)) { 1702 case SCSIPI_BUSTYPE_SCSI: 1703 lp->d_type = DTYPE_SCSI; 1704 break; 1705 case SCSIPI_BUSTYPE_ATAPI: 1706 lp->d_type = DTYPE_ATAPI; 1707 break; 1708 } 1709 /* 1710 * XXX 1711 * We could probe the mode pages to figure out what kind of disc it is. 1712 * Is this worthwhile? 1713 */ 1714 strncpy(lp->d_typename, "optical media", 16); 1715 strncpy(lp->d_packname, "fictitious", 16); 1716 lp->d_secperunit = cd->params.disksize; 1717 lp->d_rpm = 300; 1718 lp->d_interleave = 1; 1719 lp->d_flags = D_REMOVABLE | D_SCSI_MMC; 1720 1721 if (cdreadmsaddr(cd, toc, &lastsession) != 0) 1722 lastsession = 0; 1723 1724 lp->d_partitions[0].p_offset = 0; 1725 lp->d_partitions[0].p_size = lp->d_secperunit; 1726 lp->d_partitions[0].p_cdsession = lastsession; 1727 lp->d_partitions[0].p_fstype = FS_ISO9660; 1728 1729 lp->d_partitions[RAW_PART].p_offset = 0; 1730 lp->d_partitions[RAW_PART].p_size = lp->d_secperunit; 1731 lp->d_partitions[RAW_PART].p_fstype = FS_UDF; 1732 1733 lp->d_npartitions = RAW_PART + 1; 1734 1735 lp->d_magic = DISKMAGIC; 1736 lp->d_magic2 = DISKMAGIC; 1737 lp->d_checksum = dkcksum(lp); 1738 } 1739 1740 /* 1741 * Load the label information on the named device 1742 * Actually fabricate a disklabel 1743 * 1744 * EVENTUALLY take information about different 1745 * data tracks from the TOC and put it in the disklabel 1746 */ 1747 static void 1748 cdgetdisklabel(struct cd_softc *cd) 1749 { 1750 struct disklabel *lp = cd->sc_dk.dk_label; 1751 struct cd_formatted_toc toc; 1752 const char *errstring; 1753 int bmajor; 1754 1755 memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); 1756 1757 cdgetdefaultlabel(cd, &toc, lp); 1758 1759 /* 1760 * Call the generic disklabel extraction routine 1761 * 1762 * bmajor follows ata_raid code 1763 */ 1764 bmajor = devsw_name2blk(device_xname(cd->sc_dev), NULL, 0); 1765 errstring = readdisklabel(MAKECDDEV(bmajor, 1766 device_unit(cd->sc_dev), RAW_PART), 1767 cdstrategy, lp, cd->sc_dk.dk_cpulabel); 1768 1769 /* if all went OK, we are passed a NULL error string */ 1770 if (errstring == NULL) 1771 return; 1772 1773 /* Reset to default label -- after printing error and the warning */ 1774 aprint_error_dev(cd->sc_dev, "%s\n", errstring); 1775 memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); 1776 cdgetdefaultlabel(cd, &toc, lp); 1777 } 1778 1779 /* 1780 * Reading a discs total capacity is aparently a very difficult issue for the 1781 * SCSI standardisation group. Every disc type seems to have its own 1782 * (re)invented size request method and modifiers. The failsafe way of 1783 * determining the total (max) capacity i.e. not the recorded capacity but the 1784 * total maximum capacity is to request the info on the last track and 1785 * calucate the total size. 1786 * 1787 * For ROM drives, we go for the CD recorded capacity. For recordable devices 1788 * we count. 1789 */ 1790 static int 1791 read_cd_capacity(struct scsipi_periph *periph, u_int *blksize, u_long *size) 1792 { 1793 struct scsipi_read_cd_capacity cap_cmd; 1794 struct scsipi_read_cd_cap_data cap; 1795 struct scsipi_read_discinfo di_cmd; 1796 struct scsipi_read_discinfo_data di; 1797 struct scsipi_read_trackinfo ti_cmd; 1798 struct scsipi_read_trackinfo_data ti; 1799 uint32_t track_start, track_size; 1800 int error, flags, msb, lsb, last_track; 1801 1802 /* if the device doesn't grog capacity, return the dummies */ 1803 if (periph->periph_quirks & PQUIRK_NOCAPACITY) 1804 return 0; 1805 1806 /* first try read CD capacity for blksize and recorded size */ 1807 /* issue the cd capacity request */ 1808 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 1809 memset(&cap_cmd, 0, sizeof(cap_cmd)); 1810 cap_cmd.opcode = READ_CD_CAPACITY; 1811 1812 error = scsipi_command(periph, 1813 (void *) &cap_cmd, sizeof(cap_cmd), 1814 (void *) &cap, sizeof(cap), 1815 CDRETRIES, 30000, NULL, flags); 1816 if (error) 1817 return error; 1818 1819 /* retrieve values and sanity check them */ 1820 *blksize = _4btol(cap.length); 1821 *size = _4btol(cap.addr); 1822 1823 /* blksize is 2048 for CD, but some drives give gibberish */ 1824 if ((*blksize < 512) || ((*blksize & 511) != 0)) 1825 *blksize = 2048; /* some drives lie ! */ 1826 1827 /* recordables have READ_DISCINFO implemented */ 1828 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK | XS_CTL_SILENT; 1829 memset(&di_cmd, 0, sizeof(di_cmd)); 1830 di_cmd.opcode = READ_DISCINFO; 1831 _lto2b(READ_DISCINFO_BIGSIZE, di_cmd.data_len); 1832 1833 error = scsipi_command(periph, 1834 (void *) &di_cmd, sizeof(di_cmd), 1835 (void *) &di, READ_DISCINFO_BIGSIZE, 1836 CDRETRIES, 30000, NULL, flags); 1837 if (error == 0) { 1838 msb = di.last_track_last_session_msb; 1839 lsb = di.last_track_last_session_lsb; 1840 last_track = (msb << 8) | lsb; 1841 1842 /* request info on last track */ 1843 memset(&ti_cmd, 0, sizeof(ti_cmd)); 1844 ti_cmd.opcode = READ_TRACKINFO; 1845 ti_cmd.addr_type = 1; /* on tracknr */ 1846 _lto4b(last_track, ti_cmd.address); /* tracknr */ 1847 _lto2b(sizeof(ti), ti_cmd.data_len); 1848 1849 error = scsipi_command(periph, 1850 (void *) &ti_cmd, sizeof(ti_cmd), 1851 (void *) &ti, sizeof(ti), 1852 CDRETRIES, 30000, NULL, flags); 1853 if (error == 0) { 1854 track_start = _4btol(ti.track_start); 1855 track_size = _4btol(ti.track_size); 1856 1857 /* overwrite only with a sane value */ 1858 if (track_start + track_size >= 100) 1859 *size = track_start + track_size; 1860 } 1861 } 1862 1863 /* sanity check for size */ 1864 if (*size < 100) 1865 *size = 400000; 1866 1867 return 0; 1868 } 1869 1870 /* 1871 * Find out from the device what it's capacity is 1872 */ 1873 static u_long 1874 cd_size(struct cd_softc *cd, int flags) 1875 { 1876 u_int blksize; 1877 u_long size; 1878 int error; 1879 1880 /* set up fake values */ 1881 blksize = 2048; 1882 size = 400000; 1883 1884 /* if this function bounces with an error return fake value */ 1885 error = read_cd_capacity(cd->sc_periph, &blksize, &size); 1886 if (error) 1887 return size; 1888 1889 if (blksize != 2048) { 1890 if (cd_setblksize(cd) == 0) 1891 blksize = 2048; 1892 } 1893 cd->params.blksize = blksize; 1894 cd->params.disksize = size; 1895 cd->params.disksize512 = ((u_int64_t)cd->params.disksize * blksize) / DEV_BSIZE; 1896 1897 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, 1898 ("cd_size: %u %lu\n", blksize, size)); 1899 1900 return size; 1901 } 1902 1903 /* 1904 * Get scsi driver to send a "start playing" command 1905 */ 1906 static int 1907 cd_play(struct cd_softc *cd, int blkno, int nblks) 1908 { 1909 struct scsipi_play cmd; 1910 1911 memset(&cmd, 0, sizeof(cmd)); 1912 cmd.opcode = PLAY; 1913 _lto4b(blkno, cmd.blk_addr); 1914 _lto2b(nblks, cmd.xfer_len); 1915 1916 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1917 CDRETRIES, 30000, NULL, 0)); 1918 } 1919 1920 /* 1921 * Get scsi driver to send a "start playing" command 1922 */ 1923 static int 1924 cd_play_tracks(struct cd_softc *cd, struct cd_formatted_toc *toc, int strack, 1925 int sindex, int etrack, int eindex) 1926 { 1927 int error; 1928 1929 if (!etrack) 1930 return (EIO); 1931 if (strack > etrack) 1932 return (EINVAL); 1933 1934 error = cd_load_toc(cd, CD_TOC_FORM, toc, XS_CTL_DATA_ONSTACK); 1935 if (error) 1936 return (error); 1937 1938 if (++etrack > (toc->header.ending_track+1)) 1939 etrack = toc->header.ending_track+1; 1940 1941 strack -= toc->header.starting_track; 1942 etrack -= toc->header.starting_track; 1943 if (strack < 0) 1944 return (EINVAL); 1945 1946 return (cd_play_msf(cd, toc->entries[strack].addr.msf.minute, 1947 toc->entries[strack].addr.msf.second, 1948 toc->entries[strack].addr.msf.frame, 1949 toc->entries[etrack].addr.msf.minute, 1950 toc->entries[etrack].addr.msf.second, 1951 toc->entries[etrack].addr.msf.frame)); 1952 } 1953 1954 /* 1955 * Get scsi driver to send a "play msf" command 1956 */ 1957 static int 1958 cd_play_msf(struct cd_softc *cd, int startm, int starts, int startf, int endm, 1959 int ends, int endf) 1960 { 1961 struct scsipi_play_msf cmd; 1962 1963 memset(&cmd, 0, sizeof(cmd)); 1964 cmd.opcode = PLAY_MSF; 1965 cmd.start_m = startm; 1966 cmd.start_s = starts; 1967 cmd.start_f = startf; 1968 cmd.end_m = endm; 1969 cmd.end_s = ends; 1970 cmd.end_f = endf; 1971 1972 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1973 CDRETRIES, 30000, NULL, 0)); 1974 } 1975 1976 /* 1977 * Get scsi driver to send a "start up" command 1978 */ 1979 static int 1980 cd_pause(struct cd_softc *cd, int go) 1981 { 1982 struct scsipi_pause cmd; 1983 1984 memset(&cmd, 0, sizeof(cmd)); 1985 cmd.opcode = PAUSE; 1986 cmd.resume = go & 0xff; 1987 1988 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1989 CDRETRIES, 30000, NULL, 0)); 1990 } 1991 1992 /* 1993 * Get scsi driver to send a "RESET" command 1994 */ 1995 static int 1996 cd_reset(struct cd_softc *cd) 1997 { 1998 1999 return (scsipi_command(cd->sc_periph, 0, 0, 0, 0, 2000 CDRETRIES, 30000, NULL, XS_CTL_RESET)); 2001 } 2002 2003 /* 2004 * Read subchannel 2005 */ 2006 static int 2007 cd_read_subchannel(struct cd_softc *cd, int mode, int format, int track, 2008 struct cd_sub_channel_info *data, int len, int flags) 2009 { 2010 struct scsipi_read_subchannel cmd; 2011 2012 memset(&cmd, 0, sizeof(cmd)); 2013 cmd.opcode = READ_SUBCHANNEL; 2014 if (mode == CD_MSF_FORMAT) 2015 cmd.byte2 |= CD_MSF; 2016 cmd.byte3 = SRS_SUBQ; 2017 cmd.subchan_format = format; 2018 cmd.track = track; 2019 _lto2b(len, cmd.data_len); 2020 2021 return (scsipi_command(cd->sc_periph, 2022 (void *)&cmd, sizeof(struct scsipi_read_subchannel), 2023 (void *)data, len, 2024 CDRETRIES, 30000, NULL, flags | XS_CTL_DATA_IN | XS_CTL_SILENT)); 2025 } 2026 2027 /* 2028 * Read table of contents 2029 */ 2030 static int 2031 cd_read_toc(struct cd_softc *cd, int respf, int mode, int start, 2032 struct cd_formatted_toc *toc, int len, int flags, int control) 2033 { 2034 struct scsipi_read_toc cmd; 2035 int ntoc; 2036 2037 memset(&cmd, 0, sizeof(cmd)); 2038 #if 0 2039 if (len != sizeof(struct ioc_toc_header)) 2040 ntoc = ((len) - sizeof(struct ioc_toc_header)) / 2041 sizeof(struct cd_toc_entry); 2042 else 2043 #endif 2044 ntoc = len; 2045 cmd.opcode = READ_TOC; 2046 if (mode == CD_MSF_FORMAT) 2047 cmd.addr_mode |= CD_MSF; 2048 cmd.resp_format = respf; 2049 cmd.from_track = start; 2050 _lto2b(ntoc, cmd.data_len); 2051 cmd.control = control; 2052 2053 return (scsipi_command(cd->sc_periph, 2054 (void *)&cmd, sizeof(cmd), (void *)toc, len, CDRETRIES, 2055 30000, NULL, flags | XS_CTL_DATA_IN)); 2056 } 2057 2058 static int 2059 cd_load_toc(struct cd_softc *cd, int respf, struct cd_formatted_toc *toc, int flags) 2060 { 2061 int ntracks, len, error; 2062 2063 if ((error = cd_read_toc(cd, respf, 0, 0, toc, sizeof(toc->header), 2064 flags, 0)) != 0) 2065 return (error); 2066 2067 ntracks = toc->header.ending_track - toc->header.starting_track + 1; 2068 len = (ntracks + 1) * sizeof(struct cd_toc_entry) + 2069 sizeof(toc->header); 2070 if ((error = cd_read_toc(cd, respf, CD_MSF_FORMAT, 0, toc, len, 2071 flags, 0)) != 0) 2072 return (error); 2073 return (0); 2074 } 2075 2076 /* 2077 * Get the scsi driver to send a full inquiry to the device and use the 2078 * results to fill out the disk parameter structure. 2079 */ 2080 static int 2081 cd_get_parms(struct cd_softc *cd, int flags) 2082 { 2083 2084 /* 2085 * give a number of sectors so that sec * trks * cyls 2086 * is <= disk_size 2087 */ 2088 if (cd_size(cd, flags) == 0) 2089 return (ENXIO); 2090 disk_blocksize(&cd->sc_dk, cd->params.blksize); 2091 return (0); 2092 } 2093 2094 static int 2095 cdsize(dev_t dev) 2096 { 2097 2098 /* CD-ROMs are read-only. */ 2099 return (-1); 2100 } 2101 2102 static int 2103 cddump(dev_t dev, daddr_t blkno, void *va, size_t size) 2104 { 2105 2106 /* Not implemented. */ 2107 return (ENXIO); 2108 } 2109 2110 #define dvd_copy_key(dst, src) memcpy((dst), (src), sizeof(dvd_key)) 2111 #define dvd_copy_challenge(dst, src) memcpy((dst), (src), sizeof(dvd_challenge)) 2112 2113 static int 2114 dvd_auth(struct cd_softc *cd, dvd_authinfo *a) 2115 { 2116 struct scsipi_generic cmd; 2117 u_int8_t bf[20]; 2118 int error; 2119 2120 memset(cmd.bytes, 0, 15); 2121 memset(bf, 0, sizeof(bf)); 2122 2123 switch (a->type) { 2124 case DVD_LU_SEND_AGID: 2125 cmd.opcode = GPCMD_REPORT_KEY; 2126 cmd.bytes[8] = 8; 2127 cmd.bytes[9] = 0 | (0 << 6); 2128 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2129 CDRETRIES, 30000, NULL, 2130 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2131 if (error) 2132 return (error); 2133 a->lsa.agid = bf[7] >> 6; 2134 return (0); 2135 2136 case DVD_LU_SEND_CHALLENGE: 2137 cmd.opcode = GPCMD_REPORT_KEY; 2138 cmd.bytes[8] = 16; 2139 cmd.bytes[9] = 1 | (a->lsc.agid << 6); 2140 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2141 CDRETRIES, 30000, NULL, 2142 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2143 if (error) 2144 return (error); 2145 dvd_copy_challenge(a->lsc.chal, &bf[4]); 2146 return (0); 2147 2148 case DVD_LU_SEND_KEY1: 2149 cmd.opcode = GPCMD_REPORT_KEY; 2150 cmd.bytes[8] = 12; 2151 cmd.bytes[9] = 2 | (a->lsk.agid << 6); 2152 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2153 CDRETRIES, 30000, NULL, 2154 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2155 if (error) 2156 return (error); 2157 dvd_copy_key(a->lsk.key, &bf[4]); 2158 return (0); 2159 2160 case DVD_LU_SEND_TITLE_KEY: 2161 cmd.opcode = GPCMD_REPORT_KEY; 2162 _lto4b(a->lstk.lba, &cmd.bytes[1]); 2163 cmd.bytes[8] = 12; 2164 cmd.bytes[9] = 4 | (a->lstk.agid << 6); 2165 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2166 CDRETRIES, 30000, NULL, 2167 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2168 if (error) 2169 return (error); 2170 a->lstk.cpm = (bf[4] >> 7) & 1; 2171 a->lstk.cp_sec = (bf[4] >> 6) & 1; 2172 a->lstk.cgms = (bf[4] >> 4) & 3; 2173 dvd_copy_key(a->lstk.title_key, &bf[5]); 2174 return (0); 2175 2176 case DVD_LU_SEND_ASF: 2177 cmd.opcode = GPCMD_REPORT_KEY; 2178 cmd.bytes[8] = 8; 2179 cmd.bytes[9] = 5 | (a->lsasf.agid << 6); 2180 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2181 CDRETRIES, 30000, NULL, 2182 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2183 if (error) 2184 return (error); 2185 a->lsasf.asf = bf[7] & 1; 2186 return (0); 2187 2188 case DVD_HOST_SEND_CHALLENGE: 2189 cmd.opcode = GPCMD_SEND_KEY; 2190 cmd.bytes[8] = 16; 2191 cmd.bytes[9] = 1 | (a->hsc.agid << 6); 2192 bf[1] = 14; 2193 dvd_copy_challenge(&bf[4], a->hsc.chal); 2194 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2195 CDRETRIES, 30000, NULL, 2196 XS_CTL_DATA_OUT|XS_CTL_DATA_ONSTACK); 2197 if (error) 2198 return (error); 2199 a->type = DVD_LU_SEND_KEY1; 2200 return (0); 2201 2202 case DVD_HOST_SEND_KEY2: 2203 cmd.opcode = GPCMD_SEND_KEY; 2204 cmd.bytes[8] = 12; 2205 cmd.bytes[9] = 3 | (a->hsk.agid << 6); 2206 bf[1] = 10; 2207 dvd_copy_key(&bf[4], a->hsk.key); 2208 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2209 CDRETRIES, 30000, NULL, 2210 XS_CTL_DATA_OUT|XS_CTL_DATA_ONSTACK); 2211 if (error) { 2212 a->type = DVD_AUTH_FAILURE; 2213 return (error); 2214 } 2215 a->type = DVD_AUTH_ESTABLISHED; 2216 return (0); 2217 2218 case DVD_INVALIDATE_AGID: 2219 cmd.opcode = GPCMD_REPORT_KEY; 2220 cmd.bytes[9] = 0x3f | (a->lsa.agid << 6); 2221 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2222 CDRETRIES, 30000, NULL, 0); 2223 if (error) 2224 return (error); 2225 return (0); 2226 2227 case DVD_LU_SEND_RPC_STATE: 2228 cmd.opcode = GPCMD_REPORT_KEY; 2229 cmd.bytes[8] = 8; 2230 cmd.bytes[9] = 8 | (0 << 6); 2231 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2232 CDRETRIES, 30000, NULL, 2233 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2234 if (error) 2235 return (error); 2236 a->lrpcs.type = (bf[4] >> 6) & 3; 2237 a->lrpcs.vra = (bf[4] >> 3) & 7; 2238 a->lrpcs.ucca = (bf[4]) & 7; 2239 a->lrpcs.region_mask = bf[5]; 2240 a->lrpcs.rpc_scheme = bf[6]; 2241 return (0); 2242 2243 case DVD_HOST_SEND_RPC_STATE: 2244 cmd.opcode = GPCMD_SEND_KEY; 2245 cmd.bytes[8] = 8; 2246 cmd.bytes[9] = 6 | (0 << 6); 2247 bf[1] = 6; 2248 bf[4] = a->hrpcs.pdrc; 2249 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2250 CDRETRIES, 30000, NULL, 2251 XS_CTL_DATA_OUT|XS_CTL_DATA_ONSTACK); 2252 if (error) 2253 return (error); 2254 return (0); 2255 2256 default: 2257 return (ENOTTY); 2258 } 2259 } 2260 2261 static int 2262 dvd_read_physical(struct cd_softc *cd, dvd_struct *s) 2263 { 2264 struct scsipi_generic cmd; 2265 u_int8_t bf[4 + 4 * 20], *bufp; 2266 int error; 2267 struct dvd_layer *layer; 2268 int i; 2269 2270 memset(cmd.bytes, 0, 15); 2271 memset(bf, 0, sizeof(bf)); 2272 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2273 cmd.bytes[6] = s->type; 2274 _lto2b(sizeof(bf), &cmd.bytes[7]); 2275 2276 cmd.bytes[5] = s->physical.layer_num; 2277 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2278 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2279 if (error) 2280 return (error); 2281 for (i = 0, bufp = &bf[4], layer = &s->physical.layer[0]; i < 4; 2282 i++, bufp += 20, layer++) { 2283 memset(layer, 0, sizeof(*layer)); 2284 layer->book_version = bufp[0] & 0xf; 2285 layer->book_type = bufp[0] >> 4; 2286 layer->min_rate = bufp[1] & 0xf; 2287 layer->disc_size = bufp[1] >> 4; 2288 layer->layer_type = bufp[2] & 0xf; 2289 layer->track_path = (bufp[2] >> 4) & 1; 2290 layer->nlayers = (bufp[2] >> 5) & 3; 2291 layer->track_density = bufp[3] & 0xf; 2292 layer->linear_density = bufp[3] >> 4; 2293 layer->start_sector = _4btol(&bufp[4]); 2294 layer->end_sector = _4btol(&bufp[8]); 2295 layer->end_sector_l0 = _4btol(&bufp[12]); 2296 layer->bca = bufp[16] >> 7; 2297 } 2298 return (0); 2299 } 2300 2301 static int 2302 dvd_read_copyright(struct cd_softc *cd, dvd_struct *s) 2303 { 2304 struct scsipi_generic cmd; 2305 u_int8_t bf[8]; 2306 int error; 2307 2308 memset(cmd.bytes, 0, 15); 2309 memset(bf, 0, sizeof(bf)); 2310 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2311 cmd.bytes[6] = s->type; 2312 _lto2b(sizeof(bf), &cmd.bytes[7]); 2313 2314 cmd.bytes[5] = s->copyright.layer_num; 2315 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2316 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2317 if (error) 2318 return (error); 2319 s->copyright.cpst = bf[4]; 2320 s->copyright.rmi = bf[5]; 2321 return (0); 2322 } 2323 2324 static int 2325 dvd_read_disckey(struct cd_softc *cd, dvd_struct *s) 2326 { 2327 struct scsipi_generic cmd; 2328 u_int8_t *bf; 2329 int error; 2330 2331 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2332 if (bf == NULL) 2333 return EIO; 2334 memset(cmd.bytes, 0, 15); 2335 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2336 cmd.bytes[6] = s->type; 2337 _lto2b(4 + 2048, &cmd.bytes[7]); 2338 2339 cmd.bytes[9] = s->disckey.agid << 6; 2340 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2341 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2342 if (error == 0) 2343 memcpy(s->disckey.value, &bf[4], 2048); 2344 free(bf, M_TEMP); 2345 return error; 2346 } 2347 2348 static int 2349 dvd_read_bca(struct cd_softc *cd, dvd_struct *s) 2350 { 2351 struct scsipi_generic cmd; 2352 u_int8_t bf[4 + 188]; 2353 int error; 2354 2355 memset(cmd.bytes, 0, 15); 2356 memset(bf, 0, sizeof(bf)); 2357 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2358 cmd.bytes[6] = s->type; 2359 _lto2b(sizeof(bf), &cmd.bytes[7]); 2360 2361 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2362 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2363 if (error) 2364 return (error); 2365 s->bca.len = _2btol(&bf[0]); 2366 if (s->bca.len < 12 || s->bca.len > 188) 2367 return (EIO); 2368 memcpy(s->bca.value, &bf[4], s->bca.len); 2369 return (0); 2370 } 2371 2372 static int 2373 dvd_read_manufact(struct cd_softc *cd, dvd_struct *s) 2374 { 2375 struct scsipi_generic cmd; 2376 u_int8_t *bf; 2377 int error; 2378 2379 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2380 if (bf == NULL) 2381 return (EIO); 2382 memset(cmd.bytes, 0, 15); 2383 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2384 cmd.bytes[6] = s->type; 2385 _lto2b(4 + 2048, &cmd.bytes[7]); 2386 2387 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2388 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2389 if (error == 0) { 2390 s->manufact.len = _2btol(&bf[0]); 2391 if (s->manufact.len >= 0 && s->manufact.len <= 2048) 2392 memcpy(s->manufact.value, &bf[4], s->manufact.len); 2393 else 2394 error = EIO; 2395 } 2396 free(bf, M_TEMP); 2397 return error; 2398 } 2399 2400 static int 2401 dvd_read_struct(struct cd_softc *cd, dvd_struct *s) 2402 { 2403 2404 switch (s->type) { 2405 case DVD_STRUCT_PHYSICAL: 2406 return (dvd_read_physical(cd, s)); 2407 case DVD_STRUCT_COPYRIGHT: 2408 return (dvd_read_copyright(cd, s)); 2409 case DVD_STRUCT_DISCKEY: 2410 return (dvd_read_disckey(cd, s)); 2411 case DVD_STRUCT_BCA: 2412 return (dvd_read_bca(cd, s)); 2413 case DVD_STRUCT_MANUFACT: 2414 return (dvd_read_manufact(cd, s)); 2415 default: 2416 return (EINVAL); 2417 } 2418 } 2419 2420 static int 2421 cd_mode_sense(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2422 int page, int flags, int *big) 2423 { 2424 2425 if (cd->sc_periph->periph_quirks & PQUIRK_ONLYBIG) { 2426 *big = 1; 2427 return scsipi_mode_sense_big(cd->sc_periph, byte2, page, sense, 2428 size + sizeof(struct scsi_mode_parameter_header_10), 2429 flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000); 2430 } else { 2431 *big = 0; 2432 return scsipi_mode_sense(cd->sc_periph, byte2, page, sense, 2433 size + sizeof(struct scsi_mode_parameter_header_6), 2434 flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000); 2435 } 2436 } 2437 2438 static int 2439 cd_mode_select(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2440 int flags, int big) 2441 { 2442 2443 if (big) { 2444 struct scsi_mode_parameter_header_10 *header = sense; 2445 2446 _lto2b(0, header->data_length); 2447 return scsipi_mode_select_big(cd->sc_periph, byte2, sense, 2448 size + sizeof(struct scsi_mode_parameter_header_10), 2449 flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000); 2450 } else { 2451 struct scsi_mode_parameter_header_6 *header = sense; 2452 2453 header->data_length = 0; 2454 return scsipi_mode_select(cd->sc_periph, byte2, sense, 2455 size + sizeof(struct scsi_mode_parameter_header_6), 2456 flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000); 2457 } 2458 } 2459 2460 static int 2461 cd_set_pa_immed(struct cd_softc *cd, int flags) 2462 { 2463 struct { 2464 union { 2465 struct scsi_mode_parameter_header_6 small; 2466 struct scsi_mode_parameter_header_10 big; 2467 } header; 2468 struct cd_audio_page page; 2469 } data; 2470 int error; 2471 uint8_t oflags; 2472 int big, byte2; 2473 struct cd_audio_page *page; 2474 2475 byte2 = SMS_DBD; 2476 try_again: 2477 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2478 AUDIO_PAGE, flags, &big)) != 0) { 2479 if (byte2 == SMS_DBD) { 2480 /* Device may not understand DBD; retry without */ 2481 byte2 = 0; 2482 goto try_again; 2483 } 2484 return (error); 2485 } 2486 2487 if (big) 2488 page = (void *)((u_long)&data.header.big + 2489 sizeof data.header.big + 2490 _2btol(data.header.big.blk_desc_len)); 2491 else 2492 page = (void *)((u_long)&data.header.small + 2493 sizeof data.header.small + 2494 data.header.small.blk_desc_len); 2495 2496 oflags = page->flags; 2497 page->flags &= ~CD_PA_SOTC; 2498 page->flags |= CD_PA_IMMED; 2499 if (oflags == page->flags) 2500 return (0); 2501 2502 return (cd_mode_select(cd, SMS_PF, &data, 2503 sizeof(struct scsi_mode_page_header) + page->pg_length, 2504 flags, big)); 2505 } 2506 2507 static int 2508 cd_setchan(struct cd_softc *cd, int p0, int p1, int p2, int p3, int flags) 2509 { 2510 struct { 2511 union { 2512 struct scsi_mode_parameter_header_6 small; 2513 struct scsi_mode_parameter_header_10 big; 2514 } header; 2515 struct cd_audio_page page; 2516 } data; 2517 int error; 2518 int big, byte2; 2519 struct cd_audio_page *page; 2520 2521 byte2 = SMS_DBD; 2522 try_again: 2523 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2524 AUDIO_PAGE, flags, &big)) != 0) { 2525 if (byte2 == SMS_DBD) { 2526 /* Device may not understand DBD; retry without */ 2527 byte2 = 0; 2528 goto try_again; 2529 } 2530 return (error); 2531 } 2532 2533 if (big) 2534 page = (void *)((u_long)&data.header.big + 2535 sizeof data.header.big + 2536 _2btol(data.header.big.blk_desc_len)); 2537 else 2538 page = (void *)((u_long)&data.header.small + 2539 sizeof data.header.small + 2540 data.header.small.blk_desc_len); 2541 2542 page->port[0].channels = p0; 2543 page->port[1].channels = p1; 2544 page->port[2].channels = p2; 2545 page->port[3].channels = p3; 2546 2547 return (cd_mode_select(cd, SMS_PF, &data, 2548 sizeof(struct scsi_mode_page_header) + page->pg_length, 2549 flags, big)); 2550 } 2551 2552 static int 2553 cd_getvol(struct cd_softc *cd, struct ioc_vol *arg, int flags) 2554 { 2555 struct { 2556 union { 2557 struct scsi_mode_parameter_header_6 small; 2558 struct scsi_mode_parameter_header_10 big; 2559 } header; 2560 struct cd_audio_page page; 2561 } data; 2562 int error; 2563 int big, byte2; 2564 struct cd_audio_page *page; 2565 2566 byte2 = SMS_DBD; 2567 try_again: 2568 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2569 AUDIO_PAGE, flags, &big)) != 0) { 2570 if (byte2 == SMS_DBD) { 2571 /* Device may not understand DBD; retry without */ 2572 byte2 = 0; 2573 goto try_again; 2574 } 2575 return (error); 2576 } 2577 2578 if (big) 2579 page = (void *)((u_long)&data.header.big + 2580 sizeof data.header.big + 2581 _2btol(data.header.big.blk_desc_len)); 2582 else 2583 page = (void *)((u_long)&data.header.small + 2584 sizeof data.header.small + 2585 data.header.small.blk_desc_len); 2586 2587 arg->vol[0] = page->port[0].volume; 2588 arg->vol[1] = page->port[1].volume; 2589 arg->vol[2] = page->port[2].volume; 2590 arg->vol[3] = page->port[3].volume; 2591 2592 return (0); 2593 } 2594 2595 static int 2596 cd_setvol(struct cd_softc *cd, const struct ioc_vol *arg, int flags) 2597 { 2598 struct { 2599 union { 2600 struct scsi_mode_parameter_header_6 small; 2601 struct scsi_mode_parameter_header_10 big; 2602 } header; 2603 struct cd_audio_page page; 2604 } data, mask; 2605 int error; 2606 int big, byte2; 2607 struct cd_audio_page *page, *page2; 2608 2609 byte2 = SMS_DBD; 2610 try_again: 2611 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2612 AUDIO_PAGE, flags, &big)) != 0) { 2613 if (byte2 == SMS_DBD) { 2614 /* Device may not understand DBD; retry without */ 2615 byte2 = 0; 2616 goto try_again; 2617 } 2618 return (error); 2619 } 2620 if ((error = cd_mode_sense(cd, byte2, &mask, sizeof(mask.page), 2621 AUDIO_PAGE|SMS_PCTRL_CHANGEABLE, flags, &big)) != 0) 2622 return (error); 2623 2624 if (big) { 2625 page = (void *)((u_long)&data.header.big + 2626 sizeof data.header.big + 2627 _2btol(data.header.big.blk_desc_len)); 2628 page2 = (void *)((u_long)&mask.header.big + 2629 sizeof mask.header.big + 2630 _2btol(mask.header.big.blk_desc_len)); 2631 } else { 2632 page = (void *)((u_long)&data.header.small + 2633 sizeof data.header.small + 2634 data.header.small.blk_desc_len); 2635 page2 = (void *)((u_long)&mask.header.small + 2636 sizeof mask.header.small + 2637 mask.header.small.blk_desc_len); 2638 } 2639 2640 page->port[0].volume = arg->vol[0] & page2->port[0].volume; 2641 page->port[1].volume = arg->vol[1] & page2->port[1].volume; 2642 page->port[2].volume = arg->vol[2] & page2->port[2].volume; 2643 page->port[3].volume = arg->vol[3] & page2->port[3].volume; 2644 2645 page->port[0].channels = CHANNEL_0; 2646 page->port[1].channels = CHANNEL_1; 2647 2648 return (cd_mode_select(cd, SMS_PF, &data, 2649 sizeof(struct scsi_mode_page_header) + page->pg_length, 2650 flags, big)); 2651 } 2652 2653 static int 2654 cd_load_unload(struct cd_softc *cd, struct ioc_load_unload *args) 2655 { 2656 struct scsipi_load_unload cmd; 2657 2658 memset(&cmd, 0, sizeof(cmd)); 2659 cmd.opcode = LOAD_UNLOAD; 2660 cmd.options = args->options; /* ioctl uses MMC values */ 2661 cmd.slot = args->slot; 2662 2663 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 2664 CDRETRIES, 200000, NULL, 0)); 2665 } 2666 2667 static int 2668 cd_setblksize(struct cd_softc *cd) 2669 { 2670 struct { 2671 union { 2672 struct scsi_mode_parameter_header_6 small; 2673 struct scsi_mode_parameter_header_10 big; 2674 } header; 2675 struct scsi_general_block_descriptor blk_desc; 2676 } data; 2677 int error; 2678 int big, bsize; 2679 struct scsi_general_block_descriptor *bdesc; 2680 2681 if ((error = cd_mode_sense(cd, 0, &data, sizeof(data.blk_desc), 0, 0, 2682 &big)) != 0) 2683 return (error); 2684 2685 if (big) { 2686 bdesc = (void *)(&data.header.big + 1); 2687 bsize = _2btol(data.header.big.blk_desc_len); 2688 } else { 2689 bdesc = (void *)(&data.header.small + 1); 2690 bsize = data.header.small.blk_desc_len; 2691 } 2692 2693 if (bsize == 0) { 2694 printf("cd_setblksize: trying to change bsize, but no blk_desc\n"); 2695 return (EINVAL); 2696 } 2697 if (_3btol(bdesc->blklen) == 2048) { 2698 printf("cd_setblksize: trying to change bsize, but blk_desc is correct\n"); 2699 return (EINVAL); 2700 } 2701 2702 _lto3b(2048, bdesc->blklen); 2703 2704 return (cd_mode_select(cd, SMS_PF, &data, sizeof(data.blk_desc), 0, 2705 big)); 2706 } 2707 2708 2709 static int 2710 mmc_profile2class(uint16_t mmc_profile) 2711 { 2712 switch (mmc_profile) { 2713 case 0x01 : /* SCSI discs */ 2714 case 0x02 : 2715 /* this can't happen really, cd.c wouldn't have matched */ 2716 return MMC_CLASS_DISC; 2717 case 0x03 : /* Magneto Optical with sector erase */ 2718 case 0x04 : /* Magneto Optical write once */ 2719 case 0x05 : /* Advance Storage Magneto Optical */ 2720 return MMC_CLASS_MO; 2721 case 0x00 : /* Unknown MMC profile, can also be CD-ROM */ 2722 case 0x08 : /* CD-ROM */ 2723 case 0x09 : /* CD-R */ 2724 case 0x0a : /* CD-RW */ 2725 return MMC_CLASS_CD; 2726 case 0x10 : /* DVD-ROM */ 2727 case 0x11 : /* DVD-R */ 2728 case 0x12 : /* DVD-RAM */ 2729 case 0x13 : /* DVD-RW restricted overwrite */ 2730 case 0x14 : /* DVD-RW sequential */ 2731 case 0x1a : /* DVD+RW */ 2732 case 0x1b : /* DVD+R */ 2733 case 0x2a : /* DVD+RW Dual layer */ 2734 case 0x2b : /* DVD+R Dual layer */ 2735 case 0x50 : /* HD DVD-ROM */ 2736 case 0x51 : /* HD DVD-R */ 2737 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 2738 return MMC_CLASS_DVD; 2739 case 0x40 : /* BD-ROM */ 2740 case 0x41 : /* BD-R Sequential recording (SRM) */ 2741 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 2742 case 0x43 : /* BD-RE */ 2743 return MMC_CLASS_BD; 2744 } 2745 return MMC_CLASS_UNKN; 2746 } 2747 2748 2749 /* 2750 * Drive/media combination is reflected in a series of features that can 2751 * either be current or dormant. We try to make sense out of them to create a 2752 * set of easy to use flags that abstract the device/media capabilities. 2753 */ 2754 2755 static void 2756 mmc_process_feature(struct mmc_discinfo *mmc_discinfo, 2757 uint16_t feature, int cur, uint8_t *rpos) 2758 { 2759 uint32_t blockingnr; 2760 uint64_t flags; 2761 2762 if (cur == 1) { 2763 flags = mmc_discinfo->mmc_cur; 2764 } else { 2765 flags = mmc_discinfo->mmc_cap; 2766 } 2767 2768 switch (feature) { 2769 case 0x0010 : /* random readable feature */ 2770 blockingnr = rpos[5] | (rpos[4] << 8); 2771 if (blockingnr > 1) 2772 flags |= MMC_CAP_PACKET; 2773 2774 /* RW error page */ 2775 break; 2776 case 0x0020 : /* random writable feature */ 2777 flags |= MMC_CAP_RECORDABLE; 2778 flags |= MMC_CAP_REWRITABLE; 2779 blockingnr = rpos[9] | (rpos[8] << 8); 2780 if (blockingnr > 1) 2781 flags |= MMC_CAP_PACKET; 2782 break; 2783 case 0x0021 : /* incremental streaming write feature */ 2784 flags |= MMC_CAP_RECORDABLE; 2785 flags |= MMC_CAP_SEQUENTIAL; 2786 if (cur) 2787 mmc_discinfo->link_block_penalty = rpos[4]; 2788 if (rpos[2] & 1) 2789 flags |= MMC_CAP_ZEROLINKBLK; 2790 break; 2791 case 0x0022 : /* (obsolete) erase support feature */ 2792 flags |= MMC_CAP_RECORDABLE; 2793 flags |= MMC_CAP_ERASABLE; 2794 break; 2795 case 0x0023 : /* formatting media support feature */ 2796 flags |= MMC_CAP_RECORDABLE; 2797 flags |= MMC_CAP_FORMATTABLE; 2798 break; 2799 case 0x0024 : /* hardware assised defect management feature */ 2800 flags |= MMC_CAP_HW_DEFECTFREE; 2801 break; 2802 case 0x0025 : /* write once */ 2803 flags |= MMC_CAP_RECORDABLE; 2804 break; 2805 case 0x0026 : /* restricted overwrite feature */ 2806 flags |= MMC_CAP_RECORDABLE; 2807 flags |= MMC_CAP_REWRITABLE; 2808 flags |= MMC_CAP_STRICTOVERWRITE; 2809 break; 2810 case 0x0028 : /* MRW formatted media support feature */ 2811 flags |= MMC_CAP_MRW; 2812 break; 2813 case 0x002b : /* DVD+R read (and opt. write) support */ 2814 flags |= MMC_CAP_SEQUENTIAL; 2815 if (rpos[0] & 1) /* write support */ 2816 flags |= MMC_CAP_RECORDABLE; 2817 break; 2818 case 0x002c : /* rigid restricted overwrite feature */ 2819 flags |= MMC_CAP_RECORDABLE; 2820 flags |= MMC_CAP_REWRITABLE; 2821 flags |= MMC_CAP_STRICTOVERWRITE; 2822 if (rpos[0] & 1) /* blank bit */ 2823 flags |= MMC_CAP_BLANKABLE; 2824 break; 2825 case 0x002d : /* track at once recording feature */ 2826 flags |= MMC_CAP_RECORDABLE; 2827 flags |= MMC_CAP_SEQUENTIAL; 2828 break; 2829 case 0x002f : /* DVD-R/-RW write feature */ 2830 flags |= MMC_CAP_RECORDABLE; 2831 if (rpos[0] & 2) /* DVD-RW bit */ 2832 flags |= MMC_CAP_BLANKABLE; 2833 break; 2834 case 0x0038 : /* BD-R SRM with pseudo overwrite */ 2835 flags |= MMC_CAP_PSEUDOOVERWRITE; 2836 break; 2837 default : 2838 /* ignore */ 2839 break; 2840 } 2841 2842 if (cur == 1) { 2843 mmc_discinfo->mmc_cur = flags; 2844 } else { 2845 mmc_discinfo->mmc_cap = flags; 2846 } 2847 } 2848 2849 static int 2850 mmc_getdiscinfo_cdrom(struct scsipi_periph *periph, 2851 struct mmc_discinfo *mmc_discinfo) 2852 { 2853 struct scsipi_read_toc gtoc_cmd; 2854 struct scsipi_toc_header *toc_hdr; 2855 struct scsipi_toc_msinfo *toc_msinfo; 2856 const uint32_t buffer_size = 1024; 2857 uint32_t req_size; 2858 uint8_t *buffer; 2859 int error, flags; 2860 2861 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2862 /* 2863 * Fabricate mmc_discinfo for CD-ROM. Some values are really `dont 2864 * care' but others might be of interest to programs. 2865 */ 2866 2867 mmc_discinfo->disc_state = MMC_STATE_FULL; 2868 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2869 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2870 mmc_discinfo->link_block_penalty = 7; /* not relevant */ 2871 2872 /* get number of sessions and first tracknr in last session */ 2873 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 2874 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2875 gtoc_cmd.opcode = READ_TOC; 2876 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 2877 gtoc_cmd.resp_format = CD_TOC_MSINFO; /* multisession info */ 2878 gtoc_cmd.from_track = 0; /* reserved, must be 0 */ 2879 req_size = sizeof(*toc_hdr) + sizeof(*toc_msinfo); 2880 _lto2b(req_size, gtoc_cmd.data_len); 2881 2882 error = scsipi_command(periph, 2883 (void *)>oc_cmd, sizeof(gtoc_cmd), 2884 (void *)buffer, req_size, 2885 CDRETRIES, 30000, NULL, flags); 2886 if (error) 2887 goto out; 2888 toc_hdr = (struct scsipi_toc_header *) buffer; 2889 toc_msinfo = (struct scsipi_toc_msinfo *) (buffer + 4); 2890 mmc_discinfo->num_sessions = toc_hdr->last - toc_hdr->first + 1; 2891 mmc_discinfo->first_track = toc_hdr->first; 2892 mmc_discinfo->first_track_last_session = toc_msinfo->tracknr; 2893 2894 /* get last track of last session */ 2895 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 2896 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 2897 req_size = sizeof(*toc_hdr); 2898 _lto2b(req_size, gtoc_cmd.data_len); 2899 2900 error = scsipi_command(periph, 2901 (void *)>oc_cmd, sizeof(gtoc_cmd), 2902 (void *)buffer, req_size, 2903 CDRETRIES, 30000, NULL, flags); 2904 if (error) 2905 goto out; 2906 toc_hdr = (struct scsipi_toc_header *) buffer; 2907 mmc_discinfo->last_track_last_session = toc_hdr->last; 2908 mmc_discinfo->num_tracks = toc_hdr->last - toc_hdr->first + 1; 2909 2910 /* TODO how to handle disc_barcode and disc_id */ 2911 /* done */ 2912 2913 out: 2914 free(buffer, M_TEMP); 2915 return error; 2916 } 2917 2918 static int 2919 mmc_getdiscinfo_dvdrom(struct scsipi_periph *periph, 2920 struct mmc_discinfo *mmc_discinfo) 2921 { 2922 struct scsipi_read_toc gtoc_cmd; 2923 struct scsipi_toc_header toc_hdr; 2924 uint32_t req_size; 2925 int error, flags; 2926 2927 /* 2928 * Fabricate mmc_discinfo for DVD-ROM. Some values are really `dont 2929 * care' but others might be of interest to programs. 2930 */ 2931 2932 mmc_discinfo->disc_state = MMC_STATE_FULL; 2933 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2934 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2935 mmc_discinfo->link_block_penalty = 16; /* not relevant */ 2936 2937 /* get number of sessions and first tracknr in last session */ 2938 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 2939 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2940 gtoc_cmd.opcode = READ_TOC; 2941 gtoc_cmd.addr_mode = 0; /* LBA */ 2942 gtoc_cmd.resp_format = CD_TOC_FORM; /* multisession info */ 2943 gtoc_cmd.from_track = 1; /* first track */ 2944 req_size = sizeof(toc_hdr); 2945 _lto2b(req_size, gtoc_cmd.data_len); 2946 2947 error = scsipi_command(periph, 2948 (void *)>oc_cmd, sizeof(gtoc_cmd), 2949 (void *)&toc_hdr, req_size, 2950 CDRETRIES, 30000, NULL, flags); 2951 if (error) 2952 return error; 2953 2954 /* DVD-ROM squashes the track/session space */ 2955 mmc_discinfo->num_sessions = toc_hdr.last - toc_hdr.first + 1; 2956 mmc_discinfo->num_tracks = mmc_discinfo->num_sessions; 2957 mmc_discinfo->first_track = toc_hdr.first; 2958 mmc_discinfo->first_track_last_session = toc_hdr.last; 2959 mmc_discinfo->last_track_last_session = toc_hdr.last; 2960 2961 /* TODO how to handle disc_barcode and disc_id */ 2962 /* done */ 2963 return 0; 2964 } 2965 2966 static int 2967 mmc_getdiscinfo(struct scsipi_periph *periph, 2968 struct mmc_discinfo *mmc_discinfo) 2969 { 2970 struct scsipi_get_configuration gc_cmd; 2971 struct scsipi_get_conf_data *gc; 2972 struct scsipi_get_conf_feature *gcf; 2973 struct scsipi_read_discinfo di_cmd; 2974 struct scsipi_read_discinfo_data di; 2975 const uint32_t buffer_size = 1024; 2976 uint32_t feat_tbl_len, pos; 2977 u_long last_lba; 2978 uint8_t *buffer, *fpos; 2979 int feature, last_feature, features_len, feature_cur, feature_len; 2980 int lsb, msb, error, flags; 2981 2982 feat_tbl_len = buffer_size; 2983 2984 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2985 2986 /* initialise structure */ 2987 memset(mmc_discinfo, 0, sizeof(struct mmc_discinfo)); 2988 mmc_discinfo->mmc_profile = 0x00; /* unknown */ 2989 mmc_discinfo->mmc_class = MMC_CLASS_UNKN; 2990 mmc_discinfo->mmc_cur = 0; 2991 mmc_discinfo->mmc_cap = 0; 2992 mmc_discinfo->link_block_penalty = 0; 2993 2994 /* determine mmc profile and class */ 2995 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 2996 memset(&gc_cmd, 0, sizeof(gc_cmd)); 2997 gc_cmd.opcode = GET_CONFIGURATION; 2998 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 2999 3000 gc = (struct scsipi_get_conf_data *) buffer; 3001 3002 error = scsipi_command(periph, 3003 (void *)&gc_cmd, sizeof(gc_cmd), 3004 (void *) gc, GET_CONF_NO_FEATURES_LEN, 3005 CDRETRIES, 30000, NULL, flags); 3006 if (error) 3007 goto out; 3008 3009 mmc_discinfo->mmc_profile = _2btol(gc->mmc_profile); 3010 mmc_discinfo->mmc_class = mmc_profile2class(mmc_discinfo->mmc_profile); 3011 3012 /* assume 2048 sector size unless told otherwise */ 3013 mmc_discinfo->sector_size = 2048; 3014 error = read_cd_capacity(periph, &mmc_discinfo->sector_size, &last_lba); 3015 if (error) 3016 goto out; 3017 3018 mmc_discinfo->last_possible_lba = (uint32_t) last_lba - 1; 3019 3020 /* Read in all features to determine device capabilities */ 3021 last_feature = feature = 0; 3022 do { 3023 /* determine mmc profile and class */ 3024 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 3025 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3026 gc_cmd.opcode = GET_CONFIGURATION; 3027 _lto2b(last_feature, gc_cmd.start_at_feature); 3028 _lto2b(feat_tbl_len, gc_cmd.data_len); 3029 3030 error = scsipi_command(periph, 3031 (void *)&gc_cmd, sizeof(gc_cmd), 3032 (void *) gc, feat_tbl_len, 3033 CDRETRIES, 30000, NULL, flags); 3034 if (error) { 3035 /* ieeek... break out of loop... i dunno what to do */ 3036 break; 3037 } 3038 3039 features_len = _4btol(gc->data_len); 3040 3041 pos = 0; 3042 fpos = &gc->feature_desc[0]; 3043 while (pos < features_len - 4) { 3044 gcf = (struct scsipi_get_conf_feature *) fpos; 3045 3046 feature = _2btol(gcf->featurecode); 3047 feature_cur = gcf->flags & 1; 3048 feature_len = gcf->additional_length; 3049 3050 mmc_process_feature(mmc_discinfo, 3051 feature, feature_cur, 3052 gcf->feature_dependent); 3053 3054 last_feature = MAX(last_feature, feature); 3055 #ifdef DIAGNOSTIC 3056 /* assert((feature_len & 3) == 0); */ 3057 if ((feature_len & 3) != 0) { 3058 printf("feature %d having length %d\n", 3059 feature, feature_len); 3060 } 3061 #endif 3062 3063 pos += 4 + feature_len; 3064 fpos += 4 + feature_len; 3065 } 3066 /* unlikely to ever grow past our 1kb buffer */ 3067 } while (features_len >= 0xffff); 3068 3069 /* 3070 * Fixup CD-RW drives that are on crack. 3071 * 3072 * Some drives report the capability to incrementally write 3073 * sequentially on CD-R(W) media... nice, but this should not be 3074 * active for a fixed packet formatted CD-RW media. Other report the 3075 * ability of HW_DEFECTFREE even when the media is NOT MRW 3076 * formatted.... 3077 */ 3078 if (mmc_discinfo->mmc_profile == 0x0a) { 3079 if ((mmc_discinfo->mmc_cur & MMC_CAP_SEQUENTIAL) == 0) 3080 mmc_discinfo->mmc_cur |= MMC_CAP_STRICTOVERWRITE; 3081 if (mmc_discinfo->mmc_cur & MMC_CAP_STRICTOVERWRITE) 3082 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3083 if (mmc_discinfo->mmc_cur & MMC_CAP_MRW) { 3084 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3085 mmc_discinfo->mmc_cur &= ~MMC_CAP_STRICTOVERWRITE; 3086 } else { 3087 mmc_discinfo->mmc_cur &= ~MMC_CAP_HW_DEFECTFREE; 3088 } 3089 } 3090 if (mmc_discinfo->mmc_profile == 0x09) { 3091 mmc_discinfo->mmc_cur &= ~MMC_CAP_REWRITABLE; 3092 } 3093 3094 #ifdef DEBUG 3095 printf("CD mmc %d, mmc_cur 0x%"PRIx64", mmc_cap 0x%"PRIx64"\n", 3096 mmc_discinfo->mmc_profile, 3097 mmc_discinfo->mmc_cur, mmc_discinfo->mmc_cap); 3098 #endif 3099 3100 /* read in disc state and number of sessions and tracks */ 3101 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK | XS_CTL_SILENT; 3102 memset(&di_cmd, 0, sizeof(di_cmd)); 3103 di_cmd.opcode = READ_DISCINFO; 3104 di_cmd.data_len[1] = READ_DISCINFO_BIGSIZE; 3105 3106 error = scsipi_command(periph, 3107 (void *)&di_cmd, sizeof(di_cmd), 3108 (void *)&di, READ_DISCINFO_BIGSIZE, 3109 CDRETRIES, 30000, NULL, flags); 3110 3111 if (error) { 3112 /* discinfo call failed, emulate for cd-rom/dvd-rom */ 3113 if (mmc_discinfo->mmc_profile == 0x08) /* CD-ROM */ 3114 return mmc_getdiscinfo_cdrom(periph, mmc_discinfo); 3115 if (mmc_discinfo->mmc_profile == 0x10) /* DVD-ROM */ 3116 return mmc_getdiscinfo_dvdrom(periph, mmc_discinfo); 3117 /* CD/DVD drive is violating specs */ 3118 error = EIO; 3119 goto out; 3120 } 3121 3122 /* call went OK */ 3123 mmc_discinfo->disc_state = di.disc_state & 3; 3124 mmc_discinfo->last_session_state = (di.disc_state >> 2) & 3; 3125 mmc_discinfo->bg_format_state = (di.disc_state2 & 3); 3126 3127 lsb = di.num_sessions_lsb; 3128 msb = di.num_sessions_msb; 3129 mmc_discinfo->num_sessions = lsb | (msb << 8); 3130 3131 mmc_discinfo->first_track = di.first_track; 3132 lsb = di.first_track_last_session_lsb; 3133 msb = di.first_track_last_session_msb; 3134 mmc_discinfo->first_track_last_session = lsb | (msb << 8); 3135 lsb = di.last_track_last_session_lsb; 3136 msb = di.last_track_last_session_msb; 3137 mmc_discinfo->last_track_last_session = lsb | (msb << 8); 3138 3139 mmc_discinfo->num_tracks = mmc_discinfo->last_track_last_session - 3140 mmc_discinfo->first_track + 1; 3141 3142 /* set misc. flags and parameters from this disc info */ 3143 if (di.disc_state & 16) 3144 mmc_discinfo->mmc_cur |= MMC_CAP_BLANKABLE; 3145 3146 if (di.disc_state2 & 128) { 3147 mmc_discinfo->disc_id = _4btol(di.discid); 3148 mmc_discinfo->disc_flags |= MMC_DFLAGS_DISCIDVALID; 3149 } 3150 if (di.disc_state2 & 64) { 3151 mmc_discinfo->disc_barcode = _8btol(di.disc_bar_code); 3152 mmc_discinfo->disc_flags |= MMC_DFLAGS_BARCODEVALID; 3153 } 3154 if (di.disc_state2 & 32) 3155 mmc_discinfo->disc_flags |= MMC_DFLAGS_UNRESTRICTED; 3156 3157 if (di.disc_state2 & 16) { 3158 mmc_discinfo->application_code = di.application_code; 3159 mmc_discinfo->disc_flags |= MMC_DFLAGS_APPCODEVALID; 3160 } 3161 3162 /* done */ 3163 3164 out: 3165 free(buffer, M_TEMP); 3166 return error; 3167 } 3168 3169 static int 3170 mmc_gettrackinfo_cdrom(struct scsipi_periph *periph, 3171 struct mmc_trackinfo *trackinfo) 3172 { 3173 struct scsipi_read_toc gtoc_cmd; 3174 struct scsipi_toc_header *toc_hdr; 3175 struct scsipi_toc_rawtoc *rawtoc; 3176 uint32_t track_start, track_end, track_size; 3177 uint32_t last_recorded, next_writable; 3178 uint32_t lba, next_track_start, lead_out; 3179 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3180 uint8_t *buffer; 3181 uint8_t track_sessionnr, last_tracknr, sessionnr, adr, tno, point; 3182 uint8_t control, tmin, tsec, tframe, pmin, psec, pframe; 3183 int size, req_size; 3184 int error, flags; 3185 3186 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3187 3188 /* 3189 * Emulate read trackinfo for CD-ROM using the raw-TOC. 3190 * 3191 * Not all information is present and this presents a problem. Track 3192 * starts are known for each track but other values are deducted. 3193 * 3194 * For a complete overview of `magic' values used here, see the 3195 * SCSI/ATAPI MMC documentation. Note that the `magic' values have no 3196 * names, they are specified as numbers. 3197 */ 3198 3199 /* get raw toc to process, first header to check size */ 3200 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK | XS_CTL_SILENT; 3201 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3202 gtoc_cmd.opcode = READ_TOC; 3203 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 3204 gtoc_cmd.resp_format = CD_TOC_RAW; /* raw toc */ 3205 gtoc_cmd.from_track = 1; /* first session */ 3206 req_size = sizeof(*toc_hdr); 3207 _lto2b(req_size, gtoc_cmd.data_len); 3208 3209 error = scsipi_command(periph, 3210 (void *)>oc_cmd, sizeof(gtoc_cmd), 3211 (void *)buffer, req_size, 3212 CDRETRIES, 30000, NULL, flags); 3213 if (error) 3214 goto out; 3215 toc_hdr = (struct scsipi_toc_header *) buffer; 3216 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3217 #ifdef DIAGNOSTIC 3218 printf("increase buffersize in mmc_readtrackinfo_cdrom\n"); 3219 #endif 3220 error = ENOBUFS; 3221 goto out; 3222 } 3223 3224 /* read in complete raw toc */ 3225 req_size = _2btol(toc_hdr->length); 3226 req_size = 2*((req_size + 1) / 2); /* for ATAPI */ 3227 _lto2b(req_size, gtoc_cmd.data_len); 3228 3229 error = scsipi_command(periph, 3230 (void *)>oc_cmd, sizeof(gtoc_cmd), 3231 (void *)buffer, req_size, 3232 CDRETRIES, 30000, NULL, flags); 3233 if (error) 3234 goto out; 3235 3236 toc_hdr = (struct scsipi_toc_header *) buffer; 3237 rawtoc = (struct scsipi_toc_rawtoc *) (buffer + 4); 3238 3239 track_start = 0; 3240 track_end = 0; 3241 track_size = 0; 3242 last_recorded = 0; 3243 next_writable = 0; 3244 flags = 0; 3245 3246 last_tracknr = 1; 3247 next_track_start = 0; 3248 track_sessionnr = MAXTRACK; /* by definition */ 3249 lead_out = 0; 3250 3251 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3252 while (size > 0) { 3253 /* get track start and session end */ 3254 tno = rawtoc->tno; 3255 sessionnr = rawtoc->sessionnr; 3256 adr = rawtoc->adrcontrol >> 4; 3257 control = rawtoc->adrcontrol & 0xf; 3258 point = rawtoc->point; 3259 tmin = rawtoc->min; 3260 tsec = rawtoc->sec; 3261 tframe = rawtoc->frame; 3262 pmin = rawtoc->pmin; 3263 psec = rawtoc->psec; 3264 pframe = rawtoc->pframe; 3265 3266 if (tno == 0 && sessionnr && adr == 1) { 3267 lba = hmsf2lba(0, pmin, psec, pframe); 3268 if (point == trackinfo->tracknr) { 3269 track_start = lba; 3270 track_sessionnr = sessionnr; 3271 } 3272 if (point == trackinfo->tracknr + 1) { 3273 /* estimate size */ 3274 track_size = lba - track_start; 3275 next_track_start = lba; 3276 } 3277 if (point == 0xa2) { 3278 lead_out = lba; 3279 } 3280 if (point <= 0x63) { 3281 /* CD's ok, DVD are glued */ 3282 last_tracknr = point; 3283 } 3284 if (sessionnr == track_sessionnr) { 3285 last_recorded = lead_out; 3286 } 3287 } 3288 if (tno == 0 && sessionnr && adr == 5) { 3289 lba = hmsf2lba(0, tmin, tsec, tframe); 3290 if (sessionnr == track_sessionnr) { 3291 next_writable = lba; 3292 } 3293 } 3294 3295 if ((control & (3<<2)) == 4) /* 01xxb */ 3296 flags |= MMC_TRACKINFO_DATA; 3297 if ((control & (1<<2)) == 0) { /* x0xxb */ 3298 flags |= MMC_TRACKINFO_AUDIO; 3299 if (control & 1) /* xxx1b */ 3300 flags |= MMC_TRACKINFO_PRE_EMPH; 3301 } 3302 3303 rawtoc++; 3304 size -= sizeof(struct scsipi_toc_rawtoc); 3305 } 3306 3307 /* process found values; some voodoo */ 3308 /* if no tracksize tracknr is the last of the disc */ 3309 if ((track_size == 0) && last_recorded) { 3310 track_size = last_recorded - track_start; 3311 } 3312 /* if last_recorded < tracksize, tracksize is overestimated */ 3313 if (last_recorded) { 3314 if (last_recorded - track_start <= track_size) { 3315 track_size = last_recorded - track_start; 3316 flags |= MMC_TRACKINFO_LRA_VALID; 3317 } 3318 } 3319 /* check if its a the last track of the sector */ 3320 if (next_writable) { 3321 if (next_track_start > next_writable) 3322 flags |= MMC_TRACKINFO_NWA_VALID; 3323 } 3324 3325 /* no flag set -> no values */ 3326 if ((flags & MMC_TRACKINFO_LRA_VALID) == 0) 3327 last_recorded = 0; 3328 if ((flags & MMC_TRACKINFO_NWA_VALID) == 0) 3329 next_writable = 0; 3330 3331 /* fill in */ 3332 /* trackinfo->tracknr preserved */ 3333 trackinfo->sessionnr = track_sessionnr; 3334 trackinfo->track_mode = 7; /* data, incremental */ 3335 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3336 3337 trackinfo->flags = flags; 3338 trackinfo->track_start = track_start; 3339 trackinfo->next_writable = next_writable; 3340 trackinfo->free_blocks = 0; 3341 trackinfo->packet_size = 1; 3342 trackinfo->track_size = track_size; 3343 trackinfo->last_recorded = last_recorded; 3344 3345 out: 3346 free(buffer, M_TEMP); 3347 return error; 3348 3349 } 3350 3351 static int 3352 mmc_gettrackinfo_dvdrom(struct scsipi_periph *periph, 3353 struct mmc_trackinfo *trackinfo) 3354 { 3355 struct scsipi_read_toc gtoc_cmd; 3356 struct scsipi_toc_header *toc_hdr; 3357 struct scsipi_toc_formatted *toc; 3358 uint32_t tracknr, track_start, track_size; 3359 uint32_t lba, lead_out; 3360 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3361 uint8_t *buffer; 3362 uint8_t control, last_tracknr; 3363 int size, req_size; 3364 int error, flags; 3365 3366 3367 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3368 /* 3369 * Emulate read trackinfo for DVD-ROM. We can't use the raw-TOC as the 3370 * CD-ROM emulation uses since the specification tells us that no such 3371 * thing is defined for DVD's. The reason for this is due to the large 3372 * number of tracks and that would clash with the `magic' values. This 3373 * suxs. 3374 * 3375 * Not all information is present and this presents a problem. 3376 * Track starts are known for each track but other values are 3377 * deducted. 3378 */ 3379 3380 /* get formatted toc to process, first header to check size */ 3381 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK | XS_CTL_SILENT; 3382 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3383 gtoc_cmd.opcode = READ_TOC; 3384 gtoc_cmd.addr_mode = 0; /* lba's please */ 3385 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 3386 gtoc_cmd.from_track = 1; /* first track */ 3387 req_size = sizeof(*toc_hdr); 3388 _lto2b(req_size, gtoc_cmd.data_len); 3389 3390 error = scsipi_command(periph, 3391 (void *)>oc_cmd, sizeof(gtoc_cmd), 3392 (void *)buffer, req_size, 3393 CDRETRIES, 30000, NULL, flags); 3394 if (error) 3395 goto out; 3396 toc_hdr = (struct scsipi_toc_header *) buffer; 3397 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3398 #ifdef DIAGNOSTIC 3399 printf("incease buffersize in mmc_readtrackinfo_dvdrom\n"); 3400 #endif 3401 error = ENOBUFS; 3402 goto out; 3403 } 3404 3405 /* read in complete formatted toc */ 3406 req_size = _2btol(toc_hdr->length); 3407 _lto2b(req_size, gtoc_cmd.data_len); 3408 3409 error = scsipi_command(periph, 3410 (void *)>oc_cmd, sizeof(gtoc_cmd), 3411 (void *)buffer, req_size, 3412 CDRETRIES, 30000, NULL, flags); 3413 if (error) 3414 goto out; 3415 3416 toc_hdr = (struct scsipi_toc_header *) buffer; 3417 toc = (struct scsipi_toc_formatted *) (buffer + 4); 3418 3419 /* as in read disc info, all sessions are converted to tracks */ 3420 /* track 1.. -> offsets, sizes can be (rougly) estimated (16 ECC) */ 3421 /* last track -> we got the size from the lead-out */ 3422 3423 tracknr = 0; 3424 last_tracknr = toc_hdr->last; 3425 track_start = 0; 3426 track_size = 0; 3427 lead_out = 0; 3428 flags = 0; 3429 3430 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3431 while (size > 0) { 3432 /* remember, DVD-ROM: tracknr == sessionnr */ 3433 lba = _4btol(toc->msf_lba); 3434 tracknr = toc->tracknr; 3435 control = toc->adrcontrol & 0xf; 3436 3437 if (trackinfo->tracknr == tracknr) { 3438 track_start = lba; 3439 } 3440 if (trackinfo->tracknr == tracknr+1) { 3441 track_size = lba - track_start; 3442 track_size -= 16; /* link block ? */ 3443 } 3444 if (tracknr == 0xAA) { 3445 lead_out = lba; 3446 } 3447 3448 if ((control & (3<<2)) == 4) /* 01xxb */ 3449 flags |= MMC_TRACKINFO_DATA; 3450 if ((control & (1<<2)) == 0) { /* x0xxb */ 3451 flags |= MMC_TRACKINFO_AUDIO; 3452 if (control & (1<<3)) /* 10xxb */ 3453 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3454 if (control & 1) /* xxx1b */ 3455 flags |= MMC_TRACKINFO_PRE_EMPH; 3456 } 3457 3458 toc++; 3459 size -= sizeof(struct scsipi_toc_formatted); 3460 } 3461 if (trackinfo->tracknr == last_tracknr) { 3462 track_size = lead_out - track_start; 3463 } 3464 3465 /* fill in */ 3466 /* trackinfo->tracknr preserved */ 3467 trackinfo->sessionnr = trackinfo->tracknr; 3468 trackinfo->track_mode = 0; /* unknown */ 3469 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3470 3471 trackinfo->flags = flags; 3472 trackinfo->track_start = track_start; 3473 trackinfo->next_writable = 0; 3474 trackinfo->free_blocks = 0; 3475 trackinfo->packet_size = 16; /* standard length 16 blocks ECC */ 3476 trackinfo->track_size = track_size; 3477 trackinfo->last_recorded = 0; 3478 3479 out: 3480 free(buffer, M_TEMP); 3481 return error; 3482 } 3483 3484 static int 3485 mmc_gettrackinfo(struct scsipi_periph *periph, 3486 struct mmc_trackinfo *trackinfo) 3487 { 3488 struct scsipi_read_trackinfo ti_cmd; 3489 struct scsipi_read_trackinfo_data ti; 3490 struct scsipi_get_configuration gc_cmd; 3491 struct scsipi_get_conf_data gc; 3492 int error, flags; 3493 int mmc_profile; 3494 3495 /* set up SCSI call with track number from trackinfo.tracknr */ 3496 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK | XS_CTL_SILENT; 3497 memset(&ti_cmd, 0, sizeof(ti_cmd)); 3498 ti_cmd.opcode = READ_TRACKINFO; 3499 ti_cmd.addr_type = READ_TRACKINFO_ADDR_TRACK; 3500 ti_cmd.data_len[1] = READ_TRACKINFO_RETURNSIZE; 3501 3502 /* trackinfo.tracknr contains number of tracks to query */ 3503 _lto4b(trackinfo->tracknr, ti_cmd.address); 3504 error = scsipi_command(periph, 3505 (void *)&ti_cmd, sizeof(ti_cmd), 3506 (void *)&ti, READ_TRACKINFO_RETURNSIZE, 3507 CDRETRIES, 30000, NULL, flags); 3508 3509 if (error) { 3510 /* trackinfo call failed, emulate for cd-rom/dvd-rom */ 3511 /* first determine mmc profile */ 3512 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 3513 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3514 gc_cmd.opcode = GET_CONFIGURATION; 3515 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 3516 3517 error = scsipi_command(periph, 3518 (void *)&gc_cmd, sizeof(gc_cmd), 3519 (void *)&gc, GET_CONF_NO_FEATURES_LEN, 3520 CDRETRIES, 30000, NULL, flags); 3521 if (error) 3522 return error; 3523 mmc_profile = _2btol(gc.mmc_profile); 3524 3525 /* choose emulation */ 3526 if (mmc_profile == 0x08) /* CD-ROM */ 3527 return mmc_gettrackinfo_cdrom(periph, trackinfo); 3528 if (mmc_profile == 0x10) /* DVD-ROM */ 3529 return mmc_gettrackinfo_dvdrom(periph, trackinfo); 3530 /* CD/DVD drive is violating specs */ 3531 return EIO; 3532 } 3533 3534 /* (re)initialise structure */ 3535 memset(trackinfo, 0, sizeof(struct mmc_trackinfo)); 3536 3537 /* account for short returns screwing up track and session msb */ 3538 if ((ti.data_len[1] | (ti.data_len[0] << 8)) <= 32) { 3539 ti.track_msb = 0; 3540 ti.session_msb = 0; 3541 } 3542 3543 trackinfo->tracknr = ti.track_lsb | (ti.track_msb << 8); 3544 trackinfo->sessionnr = ti.session_lsb | (ti.session_msb << 8); 3545 trackinfo->track_mode = ti.track_info_1 & 0xf; 3546 trackinfo->data_mode = ti.track_info_2 & 0xf; 3547 3548 flags = 0; 3549 if (ti.track_info_1 & 0x10) 3550 flags |= MMC_TRACKINFO_COPY; 3551 if (ti.track_info_1 & 0x20) 3552 flags |= MMC_TRACKINFO_DAMAGED; 3553 if (ti.track_info_2 & 0x10) 3554 flags |= MMC_TRACKINFO_FIXED_PACKET; 3555 if (ti.track_info_2 & 0x20) 3556 flags |= MMC_TRACKINFO_INCREMENTAL; 3557 if (ti.track_info_2 & 0x40) 3558 flags |= MMC_TRACKINFO_BLANK; 3559 if (ti.track_info_2 & 0x80) 3560 flags |= MMC_TRACKINFO_RESERVED; 3561 if (ti.data_valid & 0x01) 3562 flags |= MMC_TRACKINFO_NWA_VALID; 3563 if (ti.data_valid & 0x02) 3564 flags |= MMC_TRACKINFO_LRA_VALID; 3565 if ((trackinfo->track_mode & (3<<2)) == 4) /* 01xxb */ 3566 flags |= MMC_TRACKINFO_DATA; 3567 if ((trackinfo->track_mode & (1<<2)) == 0) { /* x0xxb */ 3568 flags |= MMC_TRACKINFO_AUDIO; 3569 if (trackinfo->track_mode & (1<<3)) /* 10xxb */ 3570 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3571 if (trackinfo->track_mode & 1) /* xxx1b */ 3572 flags |= MMC_TRACKINFO_PRE_EMPH; 3573 } 3574 3575 trackinfo->flags = flags; 3576 trackinfo->track_start = _4btol(ti.track_start); 3577 trackinfo->next_writable = _4btol(ti.next_writable); 3578 trackinfo->free_blocks = _4btol(ti.free_blocks); 3579 trackinfo->packet_size = _4btol(ti.packet_size); 3580 trackinfo->track_size = _4btol(ti.track_size); 3581 trackinfo->last_recorded = _4btol(ti.last_recorded); 3582 3583 return 0; 3584 } 3585 3586 static int 3587 mmc_doclose(struct scsipi_periph *periph, int param, int func) { 3588 struct scsipi_close_tracksession close_cmd; 3589 int error, flags; 3590 3591 /* set up SCSI call with track number */ 3592 flags = XS_CTL_DATA_OUT | XS_CTL_DATA_ONSTACK; 3593 memset(&close_cmd, 0, sizeof(close_cmd)); 3594 close_cmd.opcode = CLOSE_TRACKSESSION; 3595 close_cmd.function = func; 3596 _lto2b(param, close_cmd.tracksessionnr); 3597 3598 error = scsipi_command(periph, 3599 (void *) &close_cmd, sizeof(close_cmd), 3600 NULL, 0, 3601 CDRETRIES, 30000, NULL, flags); 3602 3603 return error; 3604 } 3605 3606 static int 3607 mmc_do_closetrack(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3608 { 3609 int mmc_profile = mmc_op->mmc_profile; 3610 3611 switch (mmc_profile) { 3612 case 0x12 : /* DVD-RAM */ 3613 case 0x1a : /* DVD+RW */ 3614 case 0x2a : /* DVD+RW Dual layer */ 3615 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3616 case 0x43 : /* BD-RE */ 3617 case 0x52 : /* HD DVD-RW ; DVD-RAM like */ 3618 return EINVAL; 3619 } 3620 3621 return mmc_doclose(periph, mmc_op->tracknr, 1); 3622 } 3623 3624 static int 3625 mmc_do_close_or_finalise(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3626 { 3627 uint8_t blob[MS5LEN], *page5; 3628 int mmc_profile = mmc_op->mmc_profile; 3629 int func, close, flags; 3630 int error; 3631 3632 close = (mmc_op->operation == MMC_OP_CLOSESESSION); 3633 3634 switch (mmc_profile) { 3635 case 0x09 : /* CD-R */ 3636 case 0x0a : /* CD-RW */ 3637 /* Special case : need to update MS field in mode page 5 */ 3638 memset(blob, 0, sizeof(blob)); 3639 page5 = blob+8; 3640 3641 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 3642 error = scsipi_mode_sense_big(periph, SMS_PF, 5, 3643 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3644 if (error) 3645 return error; 3646 3647 /* set multi session field when closing a session only */ 3648 page5[3] &= 63; 3649 if (close) 3650 page5[3] |= 3 << 6; 3651 3652 flags = XS_CTL_DATA_OUT | XS_CTL_DATA_ONSTACK; 3653 error = scsipi_mode_select_big(periph, SMS_PF, 3654 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3655 if (error) 3656 return error; 3657 /* and use funtion 2 */ 3658 func = 2; 3659 break; 3660 case 0x11 : /* DVD-R (DL) */ 3661 case 0x13 : /* DVD-RW restricted overwrite */ 3662 case 0x14 : /* DVD-RW sequential */ 3663 func = close ? 2 : 3; 3664 break; 3665 case 0x1b : /* DVD+R */ 3666 case 0x2b : /* DVD+R Dual layer */ 3667 case 0x51 : /* HD DVD-R */ 3668 case 0x41 : /* BD-R Sequential recording (SRM) */ 3669 func = close ? 2 : 6; 3670 break; 3671 case 0x12 : /* DVD-RAM */ 3672 case 0x1a : /* DVD+RW */ 3673 case 0x2a : /* DVD+RW Dual layer */ 3674 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3675 case 0x43 : /* BD-RE */ 3676 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 3677 return EINVAL; 3678 default: 3679 printf("MMC close/finalise passed wrong device type! (%d)\n", 3680 mmc_profile); 3681 return EINVAL; 3682 } 3683 3684 return mmc_doclose(periph, mmc_op->sessionnr, func); 3685 } 3686 3687 static int 3688 mmc_do_reserve_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3689 { 3690 struct scsipi_reserve_track reserve_cmd; 3691 uint32_t extent; 3692 int error, flags; 3693 3694 /* TODO make mmc safeguards? */ 3695 extent = mmc_op->extent; 3696 /* TODO min/max support? */ 3697 3698 /* set up SCSI call with requested space */ 3699 flags = XS_CTL_DATA_OUT | XS_CTL_DATA_ONSTACK; 3700 memset(&reserve_cmd, 0, sizeof(reserve_cmd)); 3701 reserve_cmd.opcode = RESERVE_TRACK; 3702 _lto4b(extent, reserve_cmd.reservation_size); 3703 3704 error = scsipi_command(periph, 3705 (void *) &reserve_cmd, sizeof(reserve_cmd), 3706 NULL, 0, 3707 CDRETRIES, 30000, NULL, flags); 3708 3709 return error; 3710 } 3711 3712 static int 3713 mmc_do_reserve_track_nwa(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3714 { 3715 /* XXX assumes that NWA given is valid */ 3716 switch (mmc_op->mmc_profile) { 3717 case 0x09 : /* CD-R */ 3718 /* XXX unknown boundary checks XXX */ 3719 if (mmc_op->extent <= 152) 3720 return EINVAL; 3721 /* CD-R takes 152 sectors to close track */ 3722 mmc_op->extent -= 152; 3723 return mmc_do_reserve_track(periph, mmc_op); 3724 case 0x11 : /* DVD-R (DL) */ 3725 case 0x1b : /* DVD+R */ 3726 case 0x2b : /* DVD+R Dual layer */ 3727 if (mmc_op->extent % 16) 3728 return EINVAL; 3729 /* upto one ECC block of 16 sectors lost */ 3730 mmc_op->extent -= 16; 3731 return mmc_do_reserve_track(periph, mmc_op); 3732 case 0x41 : /* BD-R Sequential recording (SRM) */ 3733 case 0x51 : /* HD DVD-R */ 3734 if (mmc_op->extent % 32) 3735 return EINVAL; 3736 /* one ECC block of 32 sectors lost (AFAIK) */ 3737 mmc_op->extent -= 32; 3738 return mmc_do_reserve_track(periph, mmc_op); 3739 } 3740 3741 /* unknown behaviour or invalid disc type */ 3742 return EINVAL; 3743 } 3744 3745 static int 3746 mmc_do_repair_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3747 { 3748 struct scsipi_repair_track repair_cmd; 3749 int error, flags; 3750 3751 /* TODO make mmc safeguards? */ 3752 3753 /* set up SCSI call with track number */ 3754 flags = XS_CTL_DATA_OUT | XS_CTL_DATA_ONSTACK; 3755 memset(&repair_cmd, 0, sizeof(repair_cmd)); 3756 repair_cmd.opcode = REPAIR_TRACK; 3757 _lto2b(mmc_op->tracknr, repair_cmd.tracknr); 3758 3759 error = scsipi_command(periph, 3760 (void *) &repair_cmd, sizeof(repair_cmd), 3761 NULL, 0, 3762 CDRETRIES, 30000, NULL, flags); 3763 3764 return error; 3765 } 3766 3767 static int 3768 mmc_do_op(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3769 { 3770 /* guard operation value */ 3771 if (mmc_op->operation < 1 || mmc_op->operation > MMC_OP_MAX) 3772 return EINVAL; 3773 3774 /* synchronise cache is special since it doesn't rely on mmc_profile */ 3775 if (mmc_op->operation == MMC_OP_SYNCHRONISECACHE) 3776 return cdcachesync(periph, 0); 3777 3778 /* zero mmc_profile means unknown disc so operations are not defined */ 3779 if (mmc_op->mmc_profile == 0) { 3780 #ifdef DEBUG 3781 printf("mmc_do_op called with mmc_profile = 0\n"); 3782 #endif 3783 return EINVAL; 3784 } 3785 3786 /* do the operations */ 3787 switch (mmc_op->operation) { 3788 case MMC_OP_CLOSETRACK : 3789 return mmc_do_closetrack(periph, mmc_op); 3790 case MMC_OP_CLOSESESSION : 3791 case MMC_OP_FINALISEDISC : 3792 return mmc_do_close_or_finalise(periph, mmc_op); 3793 case MMC_OP_RESERVETRACK : 3794 return mmc_do_reserve_track(periph, mmc_op); 3795 case MMC_OP_RESERVETRACK_NWA : 3796 return mmc_do_reserve_track_nwa(periph, mmc_op); 3797 case MMC_OP_REPAIRTRACK : 3798 return mmc_do_repair_track(periph, mmc_op); 3799 case MMC_OP_UNCLOSELASTSESSION : 3800 /* TODO unclose last session support */ 3801 return EINVAL; 3802 default : 3803 printf("mmc_do_op: unhandled operation %d\n", mmc_op->operation); 3804 } 3805 3806 return EINVAL; 3807 } 3808 3809 static int 3810 mmc_setup_writeparams(struct scsipi_periph *periph, 3811 struct mmc_writeparams *mmc_writeparams) 3812 { 3813 struct mmc_trackinfo trackinfo; 3814 uint8_t blob[MS5LEN]; 3815 uint8_t *page5; 3816 int flags, error; 3817 int track_mode, data_mode; 3818 3819 /* setup mode page 5 for CD only */ 3820 if (mmc_writeparams->mmc_class != MMC_CLASS_CD) 3821 return 0; 3822 3823 memset(blob, 0, sizeof(blob)); 3824 page5 = blob+8; 3825 3826 /* read mode page 5 (with header) */ 3827 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 3828 error = scsipi_mode_sense_big(periph, SMS_PF, 5, (void *)blob, 3829 sizeof(blob), flags, CDRETRIES, 20000); 3830 if (error) 3831 return error; 3832 3833 /* set page length for reasurance */ 3834 page5[1] = P5LEN; /* page length */ 3835 3836 /* write type packet/incremental */ 3837 page5[2] &= 0xf0; 3838 3839 /* set specified mode parameters */ 3840 track_mode = mmc_writeparams->track_mode; 3841 data_mode = mmc_writeparams->data_mode; 3842 if (track_mode <= 0 || track_mode > 15) 3843 return EINVAL; 3844 if (data_mode < 1 || data_mode > 2) 3845 return EINVAL; 3846 3847 /* if a tracknr is passed, setup according to the track */ 3848 if (mmc_writeparams->tracknr > 0) { 3849 trackinfo.tracknr = mmc_writeparams->tracknr; 3850 error = mmc_gettrackinfo(periph, &trackinfo); 3851 if (error) 3852 return error; 3853 if ((trackinfo.flags & MMC_TRACKINFO_BLANK) == 0) { 3854 track_mode = trackinfo.track_mode; 3855 data_mode = trackinfo.data_mode; 3856 } 3857 mmc_writeparams->blockingnr = trackinfo.packet_size; 3858 } 3859 3860 /* copy track mode and data mode from trackinfo */ 3861 page5[3] &= 16; /* keep only `Copy' bit */ 3862 page5[3] |= (3 << 6) | track_mode; 3863 page5[4] &= 0xf0; /* wipe data block type */ 3864 if (data_mode == 1) { 3865 /* select ISO mode 1 (CD only) */ 3866 page5[4] |= 8; 3867 /* select session format normal disc (CD only) */ 3868 page5[8] = 0; 3869 } else { 3870 /* select ISO mode 2; XA form 1 (CD only) */ 3871 page5[4] |= 10; 3872 /* select session format CD-ROM XA disc (CD only) */ 3873 page5[8] = 0x20; 3874 } 3875 if (mmc_writeparams->mmc_cur & MMC_CAP_SEQUENTIAL) { 3876 if (mmc_writeparams->mmc_cur & MMC_CAP_ZEROLINKBLK) { 3877 /* set BUFE buffer underrun protection */ 3878 page5[2] |= 1<<6; 3879 } 3880 /* allow for multi session */ 3881 page5[3] |= 3 << 6; 3882 } else { 3883 /* select fixed packets */ 3884 page5[3] |= 1<<5; 3885 _lto4b(mmc_writeparams->blockingnr, &(page5[10])); 3886 } 3887 3888 /* write out updated mode page 5 (with header) */ 3889 flags = XS_CTL_DATA_OUT | XS_CTL_DATA_ONSTACK; 3890 error = scsipi_mode_select_big(periph, SMS_PF, (void *)blob, 3891 sizeof(blob), flags, CDRETRIES, 20000); 3892 if (error) 3893 return error; 3894 3895 return 0; 3896 } 3897 3898 static void 3899 cd_set_properties(struct cd_softc *cd) 3900 { 3901 prop_dictionary_t disk_info, odisk_info, geom; 3902 3903 disk_info = prop_dictionary_create(); 3904 3905 geom = prop_dictionary_create(); 3906 3907 prop_dictionary_set_uint64(geom, "sectors-per-unit", 3908 cd->params.disksize); 3909 3910 prop_dictionary_set_uint32(geom, "sector-size", 3911 cd->params.blksize); 3912 3913 prop_dictionary_set(disk_info, "geometry", geom); 3914 prop_object_release(geom); 3915 3916 prop_dictionary_set(device_properties(cd->sc_dev), 3917 "disk-info", disk_info); 3918 3919 /* 3920 * Don't release disk_info here; we keep a reference to it. 3921 * disk_detach() will release it when we go away. 3922 */ 3923 3924 odisk_info = cd->sc_dk.dk_info; 3925 cd->sc_dk.dk_info = disk_info; 3926 if (odisk_info) 3927 prop_object_release(odisk_info); 3928 } 3929