cd.c revision 1.312
1/* $NetBSD: cd.c,v 1.312 2013/07/02 15:05:53 reinoud 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 1.312 2013/07/02 15:05:53 reinoud Exp $"); 54 55#include <sys/param.h> 56#include <sys/systm.h> 57#include <sys/kernel.h> 58#include <sys/file.h> 59#include <sys/stat.h> 60#include <sys/ioctl.h> 61#include <sys/buf.h> 62#include <sys/bufq.h> 63#include <sys/uio.h> 64#include <sys/malloc.h> 65#include <sys/errno.h> 66#include <sys/device.h> 67#include <sys/disklabel.h> 68#include <sys/disk.h> 69#include <sys/cdio.h> 70#include <sys/dvdio.h> 71#include <sys/scsiio.h> 72#include <sys/proc.h> 73#include <sys/conf.h> 74#include <sys/vnode.h> 75#include <sys/rnd.h> 76 77#include <dev/scsipi/scsi_spc.h> 78#include <dev/scsipi/scsipi_all.h> 79#include <dev/scsipi/scsipi_cd.h> 80#include <dev/scsipi/scsipi_disk.h> /* rw_big and start_stop come */ 81#include <dev/scsipi/scsi_all.h> 82 /* from there */ 83#include <dev/scsipi/scsi_disk.h> /* rw comes from there */ 84#include <dev/scsipi/scsipiconf.h> 85#include <dev/scsipi/scsipi_base.h> 86#include <dev/scsipi/cdvar.h> 87 88#include <prop/proplib.h> 89 90#define CDUNIT(z) DISKUNIT(z) 91#define CDPART(z) DISKPART(z) 92#define CDMINOR(unit, part) DISKMINOR(unit, part) 93#define MAKECDDEV(maj, unit, part) MAKEDISKDEV(maj, unit, part) 94 95#define MAXTRACK 99 96#define CD_BLOCK_OFFSET 150 97#define CD_FRAMES 75 98#define CD_SECS 60 99 100#define CD_TOC_FORM 0 /* formatted TOC, exposed to userland */ 101#define CD_TOC_MSINFO 1 /* multi-session info */ 102#define CD_TOC_RAW 2 /* raw TOC as on disc, unprocessed */ 103#define CD_TOC_PMA 3 /* PMA, used as intermediate (rare use) */ 104#define CD_TOC_ATIP 4 /* pressed space of recordable */ 105#define CD_TOC_CDTEXT 5 /* special CD-TEXT, rarely used */ 106 107#define P5LEN 0x32 108#define MS5LEN (P5LEN + 8 + 2) 109 110struct cd_formatted_toc { 111 struct ioc_toc_header header; 112 struct cd_toc_entry entries[MAXTRACK+1]; /* One extra for the */ 113 /* leadout */ 114}; 115 116struct cdbounce { 117 struct buf *obp; /* original buf */ 118 int doff; /* byte offset in orig. buf */ 119 int soff; /* byte offset in bounce buf */ 120 int resid; /* residual i/o in orig. buf */ 121 int bcount; /* actual obp bytes in bounce */ 122}; 123 124static void cdstart(struct scsipi_periph *); 125static void cdrestart(void *); 126static void cdminphys(struct buf *); 127static void cdgetdefaultlabel(struct cd_softc *, struct cd_formatted_toc *, 128 struct disklabel *); 129static void cdgetdisklabel(struct cd_softc *); 130static void cddone(struct scsipi_xfer *, int); 131static void cdbounce(struct buf *); 132static int cd_interpret_sense(struct scsipi_xfer *); 133static u_long cd_size(struct cd_softc *, int); 134static int cd_play(struct cd_softc *, int, int); 135static int cd_play_tracks(struct cd_softc *, struct cd_formatted_toc *, 136 int, int, int, int); 137static int cd_play_msf(struct cd_softc *, int, int, int, int, int, int); 138static int cd_pause(struct cd_softc *, int); 139static int cd_reset(struct cd_softc *); 140static int cd_read_subchannel(struct cd_softc *, int, int, int, 141 struct cd_sub_channel_info *, int, int); 142static int cd_read_toc(struct cd_softc *, int, int, int, 143 struct cd_formatted_toc *, int, int, int); 144static int cd_get_parms(struct cd_softc *, int); 145static int cd_load_toc(struct cd_softc *, int, struct cd_formatted_toc *, int); 146static int cdreadmsaddr(struct cd_softc *, struct cd_formatted_toc *,int *); 147static int cdcachesync(struct scsipi_periph *periph, int flags); 148 149static int dvd_auth(struct cd_softc *, dvd_authinfo *); 150static int dvd_read_physical(struct cd_softc *, dvd_struct *); 151static int dvd_read_copyright(struct cd_softc *, dvd_struct *); 152static int dvd_read_disckey(struct cd_softc *, dvd_struct *); 153static int dvd_read_bca(struct cd_softc *, dvd_struct *); 154static int dvd_read_manufact(struct cd_softc *, dvd_struct *); 155static int dvd_read_struct(struct cd_softc *, dvd_struct *); 156 157static int cd_mode_sense(struct cd_softc *, u_int8_t, void *, size_t, int, 158 int, int *); 159static int cd_mode_select(struct cd_softc *, u_int8_t, void *, size_t, 160 int, int); 161static int cd_setchan(struct cd_softc *, int, int, int, int, int); 162static int cd_getvol(struct cd_softc *, struct ioc_vol *, int); 163static int cd_setvol(struct cd_softc *, const struct ioc_vol *, int); 164static int cd_set_pa_immed(struct cd_softc *, int); 165static int cd_load_unload(struct cd_softc *, struct ioc_load_unload *); 166static int cd_setblksize(struct cd_softc *); 167 168static int cdmatch(device_t, cfdata_t, void *); 169static void cdattach(device_t, device_t, void *); 170static int cddetach(device_t, int); 171 172static int mmc_getdiscinfo(struct scsipi_periph *, struct mmc_discinfo *); 173static int mmc_gettrackinfo(struct scsipi_periph *, struct mmc_trackinfo *); 174static int mmc_do_op(struct scsipi_periph *, struct mmc_op *); 175static int mmc_setup_writeparams(struct scsipi_periph *, struct mmc_writeparams *); 176 177static void cd_set_geometry(struct cd_softc *); 178 179CFATTACH_DECL3_NEW(cd, sizeof(struct cd_softc), cdmatch, cdattach, cddetach, 180 NULL, NULL, NULL, DVF_DETACH_SHUTDOWN); 181 182extern struct cfdriver cd_cd; 183 184static const struct scsipi_inquiry_pattern cd_patterns[] = { 185 {T_CDROM, T_REMOV, 186 "", "", ""}, 187 {T_WORM, T_REMOV, 188 "", "", ""}, 189#if 0 190 {T_CDROM, T_REMOV, /* more luns */ 191 "PIONEER ", "CD-ROM DRM-600 ", ""}, 192#endif 193 {T_DIRECT, T_REMOV, 194 "NEC CD-ROM DRIVE:260", "", ""}, 195}; 196 197static dev_type_open(cdopen); 198static dev_type_close(cdclose); 199static dev_type_read(cdread); 200static dev_type_write(cdwrite); 201static dev_type_ioctl(cdioctl); 202static dev_type_strategy(cdstrategy); 203static dev_type_dump(cddump); 204static dev_type_size(cdsize); 205 206const struct bdevsw cd_bdevsw = { 207 cdopen, cdclose, cdstrategy, cdioctl, cddump, cdsize, D_DISK 208}; 209 210const struct cdevsw cd_cdevsw = { 211 cdopen, cdclose, cdread, cdwrite, cdioctl, 212 nostop, notty, nopoll, nommap, nokqfilter, D_DISK 213}; 214 215static struct dkdriver cddkdriver = { cdstrategy, NULL }; 216 217static const struct scsipi_periphsw cd_switch = { 218 cd_interpret_sense, /* use our error handler first */ 219 cdstart, /* we have a queue, which is started by this */ 220 NULL, /* we do not have an async handler */ 221 cddone, /* deal with stats at interrupt time */ 222}; 223 224/* 225 * The routine called by the low level scsi routine when it discovers 226 * A device suitable for this driver 227 */ 228static int 229cdmatch(device_t parent, cfdata_t match, void *aux) 230{ 231 struct scsipibus_attach_args *sa = aux; 232 int priority; 233 234 (void)scsipi_inqmatch(&sa->sa_inqbuf, 235 cd_patterns, sizeof(cd_patterns) / sizeof(cd_patterns[0]), 236 sizeof(cd_patterns[0]), &priority); 237 238 return (priority); 239} 240 241static void 242cdattach(device_t parent, device_t self, void *aux) 243{ 244 struct cd_softc *cd = device_private(self); 245 struct scsipibus_attach_args *sa = aux; 246 struct scsipi_periph *periph = sa->sa_periph; 247 248 SC_DEBUG(periph, SCSIPI_DB2, ("cdattach: ")); 249 250 cd->sc_dev = self; 251 252 mutex_init(&cd->sc_lock, MUTEX_DEFAULT, IPL_NONE); 253 254 if (SCSIPI_BUSTYPE_TYPE(scsipi_periph_bustype(sa->sa_periph)) == 255 SCSIPI_BUSTYPE_SCSI && periph->periph_version == 0) 256 cd->flags |= CDF_ANCIENT; 257 258 bufq_alloc(&cd->buf_queue, "disksort", BUFQ_SORT_RAWBLOCK); 259 260 callout_init(&cd->sc_callout, 0); 261 262 /* 263 * Store information needed to contact our base driver 264 */ 265 cd->sc_periph = periph; 266 267 periph->periph_dev = cd->sc_dev; 268 periph->periph_switch = &cd_switch; 269 270 /* 271 * Increase our openings to the maximum-per-periph 272 * supported by the adapter. This will either be 273 * clamped down or grown by the adapter if necessary. 274 */ 275 periph->periph_openings = 276 SCSIPI_CHAN_MAX_PERIPH(periph->periph_channel); 277 periph->periph_flags |= PERIPH_GROW_OPENINGS; 278 279 /* 280 * Initialize and attach the disk structure. 281 */ 282 disk_init(&cd->sc_dk, device_xname(cd->sc_dev), &cddkdriver); 283 disk_attach(&cd->sc_dk); 284 285 aprint_normal("\n"); 286 aprint_naive("\n"); 287 288 rnd_attach_source(&cd->rnd_source, device_xname(cd->sc_dev), 289 RND_TYPE_DISK, 0); 290 291 if (!pmf_device_register(self, NULL, NULL)) 292 aprint_error_dev(self, "couldn't establish power handler\n"); 293} 294 295static int 296cddetach(device_t self, int flags) 297{ 298 struct cd_softc *cd = device_private(self); 299 int s, bmaj, cmaj, i, mn; 300 301 /* locate the major number */ 302 bmaj = bdevsw_lookup_major(&cd_bdevsw); 303 cmaj = cdevsw_lookup_major(&cd_cdevsw); 304 /* Nuke the vnodes for any open instances */ 305 for (i = 0; i < MAXPARTITIONS; i++) { 306 mn = CDMINOR(device_unit(self), i); 307 vdevgone(bmaj, mn, mn, VBLK); 308 vdevgone(cmaj, mn, mn, VCHR); 309 } 310 311 /* kill any pending restart */ 312 callout_stop(&cd->sc_callout); 313 314 s = splbio(); 315 316 /* Kill off any queued buffers. */ 317 bufq_drain(cd->buf_queue); 318 319 bufq_free(cd->buf_queue); 320 321 /* Kill off any pending commands. */ 322 scsipi_kill_pending(cd->sc_periph); 323 324 splx(s); 325 326 mutex_destroy(&cd->sc_lock); 327 328 /* Detach from the disk list. */ 329 disk_detach(&cd->sc_dk); 330 disk_destroy(&cd->sc_dk); 331 332 /* Unhook the entropy source. */ 333 rnd_detach_source(&cd->rnd_source); 334 335 return (0); 336} 337 338/* 339 * open the device. Make sure the partition info is a up-to-date as can be. 340 */ 341static int 342cdopen(dev_t dev, int flag, int fmt, struct lwp *l) 343{ 344 struct cd_softc *cd; 345 struct scsipi_periph *periph; 346 struct scsipi_adapter *adapt; 347 int part; 348 int error; 349 int rawpart; 350 351 cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 352 if (cd == NULL) 353 return (ENXIO); 354 355 periph = cd->sc_periph; 356 adapt = periph->periph_channel->chan_adapter; 357 part = CDPART(dev); 358 359 SC_DEBUG(periph, SCSIPI_DB1, 360 ("cdopen: dev=0x%"PRIu64" (unit %"PRIu32" (of %d), partition %"PRId32")\n",dev, 361 CDUNIT(dev), cd_cd.cd_ndevs, CDPART(dev))); 362 363 /* 364 * If this is the first open of this device, add a reference 365 * to the adapter. 366 */ 367 if (cd->sc_dk.dk_openmask == 0 && 368 (error = scsipi_adapter_addref(adapt)) != 0) 369 return (error); 370 371 mutex_enter(&cd->sc_lock); 372 373 rawpart = (part == RAW_PART && fmt == S_IFCHR); 374 if ((periph->periph_flags & PERIPH_OPEN) != 0) { 375 /* 376 * If any partition is open, but the disk has been invalidated, 377 * disallow further opens. 378 */ 379 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0 && 380 !rawpart) { 381 error = EIO; 382 goto bad3; 383 } 384 } else { 385 /* Check that it is still responding and ok. */ 386 error = scsipi_test_unit_ready(periph, 387 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 388 XS_CTL_SILENT); 389 390 /* 391 * Start the pack spinning if necessary. Always allow the 392 * raw parition to be opened, for raw IOCTLs. Data transfers 393 * will check for SDEV_MEDIA_LOADED. 394 */ 395 if (error == EIO) { 396 int error2; 397 int silent; 398 399 if (rawpart) 400 silent = XS_CTL_SILENT; 401 else 402 silent = 0; 403 404 error2 = scsipi_start(periph, SSS_START, silent); 405 switch (error2) { 406 case 0: 407 error = 0; 408 break; 409 case EIO: 410 case EINVAL: 411 break; 412 default: 413 error = error2; 414 break; 415 } 416 } 417 if (error) { 418 if (rawpart) 419 goto out; 420 goto bad3; 421 } 422 423 periph->periph_flags |= PERIPH_OPEN; 424 425 /* Lock the pack in. */ 426 error = scsipi_prevent(periph, SPAMR_PREVENT_DT, 427 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 428 SC_DEBUG(periph, SCSIPI_DB1, 429 ("cdopen: scsipi_prevent, error=%d\n", error)); 430 if (error) { 431 if (rawpart) 432 goto out; 433 goto bad; 434 } 435 436 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 437 /* Load the physical device parameters. */ 438 if (cd_get_parms(cd, 0) != 0) { 439 if (rawpart) 440 goto out; 441 error = ENXIO; 442 goto bad; 443 } 444 periph->periph_flags |= PERIPH_MEDIA_LOADED; 445 SC_DEBUG(periph, SCSIPI_DB3, ("Params loaded ")); 446 447 /* Fabricate a disk label. */ 448 cdgetdisklabel(cd); 449 SC_DEBUG(periph, SCSIPI_DB3, ("Disklabel fabricated ")); 450 451 cd_set_geometry(cd); 452 } 453 } 454 455 /* Check that the partition exists. */ 456 if (part != RAW_PART && 457 (part >= cd->sc_dk.dk_label->d_npartitions || 458 cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED)) { 459 error = ENXIO; 460 goto bad; 461 } 462 463out: /* Insure only one open at a time. */ 464 switch (fmt) { 465 case S_IFCHR: 466 cd->sc_dk.dk_copenmask |= (1 << part); 467 break; 468 case S_IFBLK: 469 cd->sc_dk.dk_bopenmask |= (1 << part); 470 break; 471 } 472 cd->sc_dk.dk_openmask = 473 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 474 475 SC_DEBUG(periph, SCSIPI_DB3, ("open complete\n")); 476 mutex_exit(&cd->sc_lock); 477 return (0); 478 479bad: 480 if (cd->sc_dk.dk_openmask == 0) { 481 scsipi_prevent(periph, SPAMR_ALLOW, 482 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 483 periph->periph_flags &= ~PERIPH_OPEN; 484 } 485 486bad3: 487 mutex_exit(&cd->sc_lock); 488 if (cd->sc_dk.dk_openmask == 0) 489 scsipi_adapter_delref(adapt); 490 return (error); 491} 492 493/* 494 * close the device.. only called if we are the LAST 495 * occurence of an open device 496 */ 497static int 498cdclose(dev_t dev, int flag, int fmt, struct lwp *l) 499{ 500 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 501 struct scsipi_periph *periph = cd->sc_periph; 502 struct scsipi_adapter *adapt = periph->periph_channel->chan_adapter; 503 int part = CDPART(dev); 504 int silent = 0; 505 506 if (part == RAW_PART && ((cd->sc_dk.dk_label->d_npartitions == 0) || 507 (part < cd->sc_dk.dk_label->d_npartitions && 508 cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED))) 509 silent = XS_CTL_SILENT; 510 511 mutex_enter(&cd->sc_lock); 512 513 switch (fmt) { 514 case S_IFCHR: 515 cd->sc_dk.dk_copenmask &= ~(1 << part); 516 break; 517 case S_IFBLK: 518 cd->sc_dk.dk_bopenmask &= ~(1 << part); 519 break; 520 } 521 cd->sc_dk.dk_openmask = 522 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 523 524 if (cd->sc_dk.dk_openmask == 0) { 525 /* synchronise caches on last close */ 526 cdcachesync(periph, silent); 527 528 /* drain outstanding calls */ 529 scsipi_wait_drain(periph); 530 531 scsipi_prevent(periph, SPAMR_ALLOW, 532 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 533 XS_CTL_IGNORE_NOT_READY | silent); 534 periph->periph_flags &= ~PERIPH_OPEN; 535 536 scsipi_wait_drain(periph); 537 538 scsipi_adapter_delref(adapt); 539 } 540 541 mutex_exit(&cd->sc_lock); 542 return (0); 543} 544 545/* 546 * Actually translate the requested transfer into one the physical driver can 547 * understand. The transfer is described by a buf and will include only one 548 * physical transfer. 549 */ 550static void 551cdstrategy(struct buf *bp) 552{ 553 struct cd_softc *cd = device_lookup_private(&cd_cd,CDUNIT(bp->b_dev)); 554 struct disklabel *lp; 555 struct scsipi_periph *periph = cd->sc_periph; 556 daddr_t blkno; 557 int s; 558 559 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdstrategy ")); 560 SC_DEBUG(cd->sc_periph, SCSIPI_DB1, 561 ("%d bytes @ blk %" PRId64 "\n", bp->b_bcount, bp->b_blkno)); 562 /* 563 * If the device has been made invalid, error out 564 * maybe the media changed 565 */ 566 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 567 if (periph->periph_flags & PERIPH_OPEN) 568 bp->b_error = EIO; 569 else 570 bp->b_error = ENODEV; 571 goto done; 572 } 573 574 lp = cd->sc_dk.dk_label; 575 576 /* 577 * The transfer must be a whole number of blocks, offset must not 578 * be negative. 579 */ 580 if ((bp->b_bcount % lp->d_secsize) != 0 || 581 bp->b_blkno < 0 ) { 582 bp->b_error = EINVAL; 583 goto done; 584 } 585 /* 586 * If it's a null transfer, return immediately 587 */ 588 if (bp->b_bcount == 0) 589 goto done; 590 591 /* 592 * Do bounds checking, adjust transfer. if error, process. 593 * If end of partition, just return. 594 */ 595 if (CDPART(bp->b_dev) == RAW_PART) { 596 if (bounds_check_with_mediasize(bp, DEV_BSIZE, 597 cd->params.disksize512) <= 0) 598 goto done; 599 } else { 600 if (bounds_check_with_label(&cd->sc_dk, bp, 601 (cd->flags & (CDF_WLABEL|CDF_LABELLING)) != 0) <= 0) 602 goto done; 603 } 604 605 /* 606 * Now convert the block number to absolute and put it in 607 * terms of the device's logical block size. 608 */ 609 blkno = bp->b_blkno / (lp->d_secsize / DEV_BSIZE); 610 if (CDPART(bp->b_dev) != RAW_PART) 611 blkno += lp->d_partitions[CDPART(bp->b_dev)].p_offset; 612 613 bp->b_rawblkno = blkno; 614 615 /* 616 * If the disklabel sector size does not match the device 617 * sector size we may need to do some extra work. 618 */ 619 if (lp->d_secsize != cd->params.blksize) { 620 621 /* 622 * If the xfer is not a multiple of the device block size 623 * or it is not block aligned, we need to bounce it. 624 */ 625 if ((bp->b_bcount % cd->params.blksize) != 0 || 626 ((blkno * lp->d_secsize) % cd->params.blksize) != 0) { 627 struct cdbounce *bounce; 628 struct buf *nbp; 629 long count; 630 631 if ((bp->b_flags & B_READ) == 0) { 632 633 /* XXXX We don't support bouncing writes. */ 634 bp->b_error = EACCES; 635 goto done; 636 } 637 638 bounce = malloc(sizeof(*bounce), M_DEVBUF, M_NOWAIT); 639 if (!bounce) { 640 /* No memory -- fail the iop. */ 641 bp->b_error = ENOMEM; 642 goto done; 643 } 644 645 bounce->obp = bp; 646 bounce->resid = bp->b_bcount; 647 bounce->doff = 0; 648 count = ((blkno * lp->d_secsize) % cd->params.blksize); 649 bounce->soff = count; 650 count += bp->b_bcount; 651 count = roundup(count, cd->params.blksize); 652 bounce->bcount = bounce->resid; 653 if (count > MAXPHYS) { 654 bounce->bcount = MAXPHYS - bounce->soff; 655 count = MAXPHYS; 656 } 657 658 blkno = ((blkno * lp->d_secsize) / cd->params.blksize); 659 nbp = getiobuf(NULL, false); 660 if (!nbp) { 661 /* No memory -- fail the iop. */ 662 free(bounce, M_DEVBUF); 663 bp->b_error = ENOMEM; 664 goto done; 665 } 666 nbp->b_data = malloc(count, M_DEVBUF, M_NOWAIT); 667 if (!nbp->b_data) { 668 /* No memory -- fail the iop. */ 669 free(bounce, M_DEVBUF); 670 putiobuf(nbp); 671 bp->b_error = ENOMEM; 672 goto done; 673 } 674 675 /* Set up the IOP to the bounce buffer. */ 676 nbp->b_error = 0; 677 nbp->b_proc = bp->b_proc; 678 nbp->b_bcount = count; 679 nbp->b_bufsize = count; 680 nbp->b_rawblkno = blkno; 681 nbp->b_flags = bp->b_flags | B_READ; 682 nbp->b_oflags = bp->b_oflags; 683 nbp->b_cflags = bp->b_cflags; 684 nbp->b_iodone = cdbounce; 685 686 /* store bounce state in b_private and use new buf */ 687 nbp->b_private = bounce; 688 689 BIO_COPYPRIO(nbp, bp); 690 691 bp = nbp; 692 693 } else { 694 /* Xfer is aligned -- just adjust the start block */ 695 bp->b_rawblkno = (blkno * lp->d_secsize) / 696 cd->params.blksize; 697 } 698 } 699 s = splbio(); 700 701 /* 702 * Place it in the queue of disk activities for this disk. 703 * 704 * XXX Only do disksort() if the current operating mode does not 705 * XXX include tagged queueing. 706 */ 707 bufq_put(cd->buf_queue, bp); 708 709 /* 710 * Tell the device to get going on the transfer if it's 711 * not doing anything, otherwise just wait for completion 712 */ 713 cdstart(cd->sc_periph); 714 715 splx(s); 716 return; 717 718done: 719 /* 720 * Correctly set the buf to indicate a completed xfer 721 */ 722 bp->b_resid = bp->b_bcount; 723 biodone(bp); 724} 725 726/* 727 * cdstart looks to see if there is a buf waiting for the device 728 * and that the device is not already busy. If both are true, 729 * It deques the buf and creates a scsi command to perform the 730 * transfer in the buf. The transfer request will call scsipi_done 731 * on completion, which will in turn call this routine again 732 * so that the next queued transfer is performed. 733 * The bufs are queued by the strategy routine (cdstrategy) 734 * 735 * This routine is also called after other non-queued requests 736 * have been made of the scsi driver, to ensure that the queue 737 * continues to be drained. 738 * 739 * must be called at the correct (highish) spl level 740 * cdstart() is called at splbio from cdstrategy, cdrestart and scsipi_done 741 */ 742static void 743cdstart(struct scsipi_periph *periph) 744{ 745 struct cd_softc *cd = device_private(periph->periph_dev); 746 struct buf *bp = 0; 747 struct scsipi_rw_10 cmd_big; 748 struct scsi_rw_6 cmd_small; 749 struct scsipi_generic *cmdp; 750 struct scsipi_xfer *xs; 751 int flags, nblks, cmdlen, error; 752 753 SC_DEBUG(periph, SCSIPI_DB2, ("cdstart ")); 754 /* 755 * Check if the device has room for another command 756 */ 757 while (periph->periph_active < periph->periph_openings) { 758 /* 759 * there is excess capacity, but a special waits 760 * It'll need the adapter as soon as we clear out of the 761 * way and let it run (user level wait). 762 */ 763 if (periph->periph_flags & PERIPH_WAITING) { 764 periph->periph_flags &= ~PERIPH_WAITING; 765 wakeup((void *)periph); 766 return; 767 } 768 769 /* 770 * If the device has become invalid, abort all the 771 * reads and writes until all files have been closed and 772 * re-opened 773 */ 774 if (__predict_false( 775 (periph->periph_flags & PERIPH_MEDIA_LOADED) == 0)) { 776 if ((bp = bufq_get(cd->buf_queue)) != NULL) { 777 bp->b_error = EIO; 778 bp->b_resid = bp->b_bcount; 779 biodone(bp); 780 continue; 781 } else { 782 return; 783 } 784 } 785 786 /* 787 * See if there is a buf with work for us to do.. 788 */ 789 if ((bp = bufq_peek(cd->buf_queue)) == NULL) 790 return; 791 792 /* 793 * We have a buf, now we should make a command. 794 */ 795 796 nblks = howmany(bp->b_bcount, cd->params.blksize); 797 798 /* 799 * Fill out the scsi command. If the transfer will 800 * fit in a "small" cdb, use it. 801 */ 802 if (((bp->b_rawblkno & 0x1fffff) == bp->b_rawblkno) && 803 ((nblks & 0xff) == nblks) && 804 !(periph->periph_quirks & PQUIRK_ONLYBIG)) { 805 /* 806 * We can fit in a small cdb. 807 */ 808 memset(&cmd_small, 0, sizeof(cmd_small)); 809 cmd_small.opcode = (bp->b_flags & B_READ) ? 810 SCSI_READ_6_COMMAND : SCSI_WRITE_6_COMMAND; 811 _lto3b(bp->b_rawblkno, cmd_small.addr); 812 cmd_small.length = nblks & 0xff; 813 cmdlen = sizeof(cmd_small); 814 cmdp = (struct scsipi_generic *)&cmd_small; 815 } else { 816 /* 817 * Need a large cdb. 818 */ 819 memset(&cmd_big, 0, sizeof(cmd_big)); 820 cmd_big.opcode = (bp->b_flags & B_READ) ? 821 READ_10 : WRITE_10; 822 _lto4b(bp->b_rawblkno, cmd_big.addr); 823 _lto2b(nblks, cmd_big.length); 824 cmdlen = sizeof(cmd_big); 825 cmdp = (struct scsipi_generic *)&cmd_big; 826 } 827 828 /* Instrumentation. */ 829 disk_busy(&cd->sc_dk); 830 831 /* 832 * Figure out what flags to use. 833 */ 834 flags = XS_CTL_NOSLEEP|XS_CTL_ASYNC|XS_CTL_SIMPLE_TAG; 835 if (bp->b_flags & B_READ) 836 flags |= XS_CTL_DATA_IN; 837 else 838 flags |= XS_CTL_DATA_OUT; 839 840 /* 841 * Call the routine that chats with the adapter. 842 * Note: we cannot sleep as we may be an interrupt 843 */ 844 xs = scsipi_make_xs(periph, cmdp, cmdlen, 845 (u_char *)bp->b_data, bp->b_bcount, 846 CDRETRIES, 30000, bp, flags); 847 if (__predict_false(xs == NULL)) { 848 /* 849 * out of memory. Keep this buffer in the queue, and 850 * retry later. 851 */ 852 callout_reset(&cd->sc_callout, hz / 2, cdrestart, 853 periph); 854 return; 855 } 856 /* 857 * need to dequeue the buffer before queuing the command, 858 * because cdstart may be called recursively from the 859 * HBA driver 860 */ 861#ifdef DIAGNOSTIC 862 if (bufq_get(cd->buf_queue) != bp) 863 panic("cdstart(): dequeued wrong buf"); 864#else 865 bufq_get(cd->buf_queue); 866#endif 867 error = scsipi_execute_xs(xs); 868 /* with a scsipi_xfer preallocated, scsipi_command can't fail */ 869 KASSERT(error == 0); 870 } 871} 872 873static void 874cdrestart(void *v) 875{ 876 int s = splbio(); 877 cdstart((struct scsipi_periph *)v); 878 splx(s); 879} 880 881static void 882cddone(struct scsipi_xfer *xs, int error) 883{ 884 struct cd_softc *cd = device_private(xs->xs_periph->periph_dev); 885 struct buf *bp = xs->bp; 886 887 if (bp) { 888 /* note, bp->b_resid is NOT initialised */ 889 bp->b_error = error; 890 bp->b_resid = xs->resid; 891 if (error) { 892 /* on a read/write error bp->b_resid is zero, so fix */ 893 bp->b_resid = bp->b_bcount; 894 } 895 896 disk_unbusy(&cd->sc_dk, bp->b_bcount - bp->b_resid, 897 (bp->b_flags & B_READ)); 898 rnd_add_uint32(&cd->rnd_source, bp->b_rawblkno); 899 900 biodone(bp); 901 } 902} 903 904static void 905cdbounce(struct buf *bp) 906{ 907 struct cdbounce *bounce = (struct cdbounce *)bp->b_private; 908 struct buf *obp = bounce->obp; 909 struct cd_softc *cd = 910 device_lookup_private(&cd_cd, CDUNIT(obp->b_dev)); 911 struct disklabel *lp = cd->sc_dk.dk_label; 912 913 if (bp->b_error != 0) { 914 /* EEK propagate the error and free the memory */ 915 goto done; 916 } 917 918 KASSERT(obp->b_flags & B_READ); 919 920 /* copy bounce buffer to final destination */ 921 memcpy((char *)obp->b_data + bounce->doff, 922 (char *)bp->b_data + bounce->soff, bounce->bcount); 923 924 /* check if we need more I/O, i.e. bounce put us over MAXPHYS */ 925 KASSERT(bounce->resid >= bounce->bcount); 926 bounce->resid -= bounce->bcount; 927 if (bounce->resid > 0) { 928 struct buf *nbp; 929 daddr_t blkno; 930 long count; 931 int s; 932 933 blkno = obp->b_rawblkno + 934 ((obp->b_bcount - bounce->resid) / lp->d_secsize); 935 count = ((blkno * lp->d_secsize) % cd->params.blksize); 936 blkno = (blkno * lp->d_secsize) / cd->params.blksize; 937 bounce->soff = count; 938 bounce->doff += bounce->bcount; 939 count += bounce->resid; 940 count = roundup(count, cd->params.blksize); 941 bounce->bcount = bounce->resid; 942 if (count > MAXPHYS) { 943 bounce->bcount = MAXPHYS - bounce->soff; 944 count = MAXPHYS; 945 } 946 947 nbp = getiobuf(NULL, false); 948 if (!nbp) { 949 /* No memory -- fail the iop. */ 950 bp->b_error = ENOMEM; 951 goto done; 952 } 953 954 /* Set up the IOP to the bounce buffer. */ 955 nbp->b_error = 0; 956 nbp->b_proc = obp->b_proc; 957 nbp->b_bcount = count; 958 nbp->b_bufsize = count; 959 nbp->b_data = bp->b_data; 960 nbp->b_rawblkno = blkno; 961 nbp->b_flags = obp->b_flags | B_READ; 962 nbp->b_oflags = obp->b_oflags; 963 nbp->b_cflags = obp->b_cflags; 964 nbp->b_iodone = cdbounce; 965 966 /* store bounce state in b_private and use new buf */ 967 nbp->b_private = bounce; 968 969 BIO_COPYPRIO(nbp, obp); 970 971 bp->b_data = NULL; 972 putiobuf(bp); 973 974 /* enqueue the request and return */ 975 s = splbio(); 976 bufq_put(cd->buf_queue, nbp); 977 cdstart(cd->sc_periph); 978 splx(s); 979 980 return; 981 } 982 983done: 984 obp->b_error = bp->b_error; 985 obp->b_resid = bp->b_resid; 986 free(bp->b_data, M_DEVBUF); 987 free(bounce, M_DEVBUF); 988 bp->b_data = NULL; 989 putiobuf(bp); 990 biodone(obp); 991} 992 993static int 994cd_interpret_sense(struct scsipi_xfer *xs) 995{ 996 struct scsipi_periph *periph = xs->xs_periph; 997 struct scsi_sense_data *sense = &xs->sense.scsi_sense; 998 int retval = EJUSTRETURN; 999 1000 /* 1001 * If it isn't a extended or extended/deferred error, let 1002 * the generic code handle it. 1003 */ 1004 if (SSD_RCODE(sense->response_code) != SSD_RCODE_CURRENT && 1005 SSD_RCODE(sense->response_code) != SSD_RCODE_DEFERRED) 1006 return (retval); 1007 1008 /* 1009 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit 1010 * Is In The Process of Becoming Ready" (Sense code 0x04,0x01), then 1011 * wait a bit for the drive to spin up 1012 */ 1013 1014 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1015 (sense->asc == 0x04) && (sense->ascq == 0x01)) { 1016 /* 1017 * Sleep for 5 seconds to wait for the drive to spin up 1018 */ 1019 1020 SC_DEBUG(periph, SCSIPI_DB1, ("Waiting 5 sec for CD " 1021 "spinup\n")); 1022 if (!callout_pending(&periph->periph_callout)) 1023 scsipi_periph_freeze(periph, 1); 1024 callout_reset(&periph->periph_callout, 1025 5 * hz, scsipi_periph_timed_thaw, periph); 1026 retval = ERESTART; 1027 } 1028 1029 /* 1030 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit Not 1031 * Ready, Operation In Progress" (Sense code 0x04, 0x07), 1032 * then wait for the specified time 1033 */ 1034 1035 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1036 (sense->asc == 0x04) && (sense->ascq == 0x07)) { 1037 /* 1038 * we could listen to the delay; but it looks like the skey 1039 * data is not always returned. 1040 */ 1041 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1042 1043 /* wait for a half second and get going again */ 1044 if (!callout_pending(&periph->periph_callout)) 1045 scsipi_periph_freeze(periph, 1); 1046 callout_reset(&periph->periph_callout, 1047 hz/2, scsipi_periph_timed_thaw, periph); 1048 retval = ERESTART; 1049 } 1050 1051 /* 1052 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Long write in 1053 * progress" (Sense code 0x04, 0x08), then wait for the specified 1054 * time 1055 */ 1056 1057 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1058 (sense->asc == 0x04) && (sense->ascq == 0x08)) { 1059 /* 1060 * long write in process; we could listen to the delay; but it 1061 * looks like the skey data is not always returned. 1062 */ 1063 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1064 1065 /* wait for a half second and get going again */ 1066 if (!callout_pending(&periph->periph_callout)) 1067 scsipi_periph_freeze(periph, 1); 1068 callout_reset(&periph->periph_callout, 1069 hz/2, scsipi_periph_timed_thaw, periph); 1070 retval = ERESTART; 1071 } 1072 1073 return (retval); 1074} 1075 1076static void 1077cdminphys(struct buf *bp) 1078{ 1079 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(bp->b_dev)); 1080 long xmax; 1081 1082 /* 1083 * If the device is ancient, we want to make sure that 1084 * the transfer fits into a 6-byte cdb. 1085 * 1086 * XXX Note that the SCSI-I spec says that 256-block transfers 1087 * are allowed in a 6-byte read/write, and are specified 1088 * by settng the "length" to 0. However, we're conservative 1089 * here, allowing only 255-block transfers in case an 1090 * ancient device gets confused by length == 0. A length of 0 1091 * in a 10-byte read/write actually means 0 blocks. 1092 */ 1093 if (cd->flags & CDF_ANCIENT) { 1094 xmax = cd->sc_dk.dk_label->d_secsize * 0xff; 1095 1096 if (bp->b_bcount > xmax) 1097 bp->b_bcount = xmax; 1098 } 1099 1100 (*cd->sc_periph->periph_channel->chan_adapter->adapt_minphys)(bp); 1101} 1102 1103static int 1104cdread(dev_t dev, struct uio *uio, int ioflag) 1105{ 1106 return (physio(cdstrategy, NULL, dev, B_READ, cdminphys, uio)); 1107} 1108 1109static int 1110cdwrite(dev_t dev, struct uio *uio, int ioflag) 1111{ 1112 return (physio(cdstrategy, NULL, dev, B_WRITE, cdminphys, uio)); 1113} 1114 1115#if 0 /* XXX Not used */ 1116/* 1117 * conversion between minute-seconde-frame and logical block address 1118 * addresses format 1119 */ 1120static void 1121lba2msf(u_long lba, u_char *m, u_char *s, u_char *f) 1122{ 1123 u_long tmp; 1124 1125 tmp = lba + CD_BLOCK_OFFSET; /* offset of first logical frame */ 1126 tmp &= 0xffffff; /* negative lbas use only 24 bits */ 1127 *m = tmp / (CD_SECS * CD_FRAMES); 1128 tmp %= (CD_SECS * CD_FRAMES); 1129 *s = tmp / CD_FRAMES; 1130 *f = tmp % CD_FRAMES; 1131} 1132#endif /* XXX Not used */ 1133 1134/* 1135 * Convert an hour:minute:second:frame address to a logical block adres. In 1136 * theory the number of secs/minute and number of frames/second could be 1137 * configured differently in the device as could the block offset but in 1138 * practice these values are rock solid and most drives don't even allow 1139 * theses values to be changed. 1140 */ 1141static uint32_t 1142hmsf2lba(uint8_t h, uint8_t m, uint8_t s, uint8_t f) 1143{ 1144 return (((((uint32_t) h * 60 + m) * CD_SECS) + s) * CD_FRAMES + f) 1145 - CD_BLOCK_OFFSET; 1146} 1147 1148static int 1149cdreadmsaddr(struct cd_softc *cd, struct cd_formatted_toc *toc, int *addr) 1150{ 1151 struct scsipi_periph *periph = cd->sc_periph; 1152 int error; 1153 struct cd_toc_entry *cte; 1154 1155 error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, toc, 1156 sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry), 1157 0, 0x40 /* control word for "get MS info" */); 1158 1159 if (error) 1160 return (error); 1161 1162 cte = &toc->entries[0]; 1163 if (periph->periph_quirks & PQUIRK_LITTLETOC) { 1164 cte->addr.lba = le32toh(cte->addr.lba); 1165 toc->header.len = le16toh(toc->header.len); 1166 } else { 1167 cte->addr.lba = be32toh(cte->addr.lba); 1168 toc->header.len = be16toh(toc->header.len); 1169 } 1170 1171 *addr = (toc->header.len >= 10 && cte->track > 1) ? 1172 cte->addr.lba : 0; 1173 return 0; 1174} 1175 1176/* synchronise caches code from sd.c, move to scsipi_ioctl.c ? */ 1177static int 1178cdcachesync(struct scsipi_periph *periph, int flags) { 1179 struct scsi_synchronize_cache_10 cmd; 1180 1181 /* 1182 * Issue a SYNCHRONIZE CACHE. MMC devices have to issue with address 0 1183 * and length 0 as it can't synchronise parts of the disc per spec. 1184 * We ignore ILLEGAL REQUEST in the event that the command is not 1185 * supported by the device, and poll for completion so that we know 1186 * that the cache has actually been flushed. 1187 * 1188 * XXX should we handle the PQUIRK_NOSYNCCACHE ? 1189 */ 1190 1191 memset(&cmd, 0, sizeof(cmd)); 1192 cmd.opcode = SCSI_SYNCHRONIZE_CACHE_10; 1193 1194 return (scsipi_command(periph, (void *)&cmd, sizeof(cmd), 0, 0, 1195 CDRETRIES, 30000, NULL, flags | XS_CTL_IGNORE_ILLEGAL_REQUEST)); 1196} 1197 1198static int 1199do_cdioreadentries(struct cd_softc *cd, struct ioc_read_toc_entry *te, 1200 struct cd_formatted_toc *toc) 1201{ 1202 /* READ TOC format 0 command, entries */ 1203 struct ioc_toc_header *th; 1204 struct cd_toc_entry *cte; 1205 u_int len = te->data_len; 1206 int ntracks; 1207 int error; 1208 1209 th = &toc->header; 1210 1211 if (len > sizeof(toc->entries) || 1212 len < sizeof(toc->entries[0])) 1213 return (EINVAL); 1214 error = cd_read_toc(cd, CD_TOC_FORM, te->address_format, 1215 te->starting_track, toc, 1216 sizeof(toc->header) + len, 1217 0, 0); 1218 if (error) 1219 return (error); 1220 if (te->address_format == CD_LBA_FORMAT) 1221 for (ntracks = 1222 th->ending_track - th->starting_track + 1; 1223 ntracks >= 0; ntracks--) { 1224 cte = &toc->entries[ntracks]; 1225 cte->addr_type = CD_LBA_FORMAT; 1226 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1227 cte->addr.lba = le32toh(cte->addr.lba); 1228 else 1229 cte->addr.lba = be32toh(cte->addr.lba); 1230 } 1231 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1232 th->len = le16toh(th->len); 1233 else 1234 th->len = be16toh(th->len); 1235 return 0; 1236} 1237 1238/* 1239 * Perform special action on behalf of the user. 1240 * Knows about the internals of this device 1241 */ 1242static int 1243cdioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 1244{ 1245 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 1246 struct scsipi_periph *periph = cd->sc_periph; 1247 struct cd_formatted_toc toc; 1248 int part = CDPART(dev); 1249 int error = 0; 1250 int s; 1251#ifdef __HAVE_OLD_DISKLABEL 1252 struct disklabel *newlabel = NULL; 1253#endif 1254 1255 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdioctl 0x%lx ", cmd)); 1256 1257 /* 1258 * If the device is not valid, some IOCTLs can still be 1259 * handled on the raw partition. Check this here. 1260 */ 1261 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 1262 switch (cmd) { 1263 case DIOCWLABEL: 1264 case DIOCLOCK: 1265 case ODIOCEJECT: 1266 case DIOCEJECT: 1267 case DIOCCACHESYNC: 1268 case DIOCTUR: 1269 case SCIOCIDENTIFY: 1270 case OSCIOCIDENTIFY: 1271 case SCIOCCOMMAND: 1272 case SCIOCDEBUG: 1273 case CDIOCGETVOL: 1274 case CDIOCSETVOL: 1275 case CDIOCSETMONO: 1276 case CDIOCSETSTEREO: 1277 case CDIOCSETMUTE: 1278 case CDIOCSETLEFT: 1279 case CDIOCSETRIGHT: 1280 case CDIOCCLOSE: 1281 case CDIOCEJECT: 1282 case CDIOCALLOW: 1283 case CDIOCPREVENT: 1284 case CDIOCSETDEBUG: 1285 case CDIOCCLRDEBUG: 1286 case CDIOCRESET: 1287 case SCIOCRESET: 1288 case CDIOCLOADUNLOAD: 1289 case DVD_AUTH: 1290 case DVD_READ_STRUCT: 1291 case DIOCGSTRATEGY: 1292 case DIOCSSTRATEGY: 1293 if (part == RAW_PART) 1294 break; 1295 /* FALLTHROUGH */ 1296 default: 1297 if ((periph->periph_flags & PERIPH_OPEN) == 0) 1298 return (ENODEV); 1299 else 1300 return (EIO); 1301 } 1302 } 1303 1304 error = disk_ioctl(&cd->sc_dk, cmd, addr, flag, l); 1305 if (error != EPASSTHROUGH) 1306 return (error); 1307 1308 switch (cmd) { 1309 case DIOCGDINFO: 1310 *(struct disklabel *)addr = *(cd->sc_dk.dk_label); 1311 return (0); 1312#ifdef __HAVE_OLD_DISKLABEL 1313 case ODIOCGDINFO: 1314 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1315 if (newlabel == NULL) 1316 return (EIO); 1317 memcpy(newlabel, cd->sc_dk.dk_label, sizeof (*newlabel)); 1318 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1319 error = ENOTTY; 1320 else 1321 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1322 free(newlabel, M_TEMP); 1323 return error; 1324#endif 1325 1326 case DIOCGPART: 1327 ((struct partinfo *)addr)->disklab = cd->sc_dk.dk_label; 1328 ((struct partinfo *)addr)->part = 1329 &cd->sc_dk.dk_label->d_partitions[part]; 1330 return (0); 1331 1332 case DIOCWDINFO: 1333 case DIOCSDINFO: 1334#ifdef __HAVE_OLD_DISKLABEL 1335 case ODIOCWDINFO: 1336 case ODIOCSDINFO: 1337#endif 1338 { 1339 struct disklabel *lp; 1340 1341 if ((flag & FWRITE) == 0) 1342 return (EBADF); 1343 1344#ifdef __HAVE_OLD_DISKLABEL 1345 if (cmd == ODIOCSDINFO || cmd == ODIOCWDINFO) { 1346 newlabel = malloc(sizeof (*newlabel), M_TEMP, 1347 M_WAITOK | M_ZERO); 1348 if (newlabel == NULL) 1349 return (EIO); 1350 memcpy(newlabel, addr, sizeof (struct olddisklabel)); 1351 lp = newlabel; 1352 } else 1353#endif 1354 lp = addr; 1355 1356 mutex_enter(&cd->sc_lock); 1357 cd->flags |= CDF_LABELLING; 1358 1359 error = setdisklabel(cd->sc_dk.dk_label, 1360 lp, /*cd->sc_dk.dk_openmask : */0, 1361 cd->sc_dk.dk_cpulabel); 1362 if (error == 0) { 1363 /* XXX ? */ 1364 } 1365 1366 cd->flags &= ~CDF_LABELLING; 1367 mutex_exit(&cd->sc_lock); 1368#ifdef __HAVE_OLD_DISKLABEL 1369 if (newlabel != NULL) 1370 free(newlabel, M_TEMP); 1371#endif 1372 return (error); 1373 } 1374 1375 case DIOCWLABEL: 1376 return (EBADF); 1377 1378 case DIOCGDEFLABEL: 1379 cdgetdefaultlabel(cd, &toc, addr); 1380 return (0); 1381 1382#ifdef __HAVE_OLD_DISKLABEL 1383 case ODIOCGDEFLABEL: 1384 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1385 if (newlabel == NULL) 1386 return (EIO); 1387 cdgetdefaultlabel(cd, &toc, newlabel); 1388 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1389 error = ENOTTY; 1390 else 1391 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1392 free(newlabel, M_TEMP); 1393 return error; 1394#endif 1395 1396 case DIOCTUR: { 1397 /* test unit ready */ 1398 error = scsipi_test_unit_ready(cd->sc_periph, XS_CTL_SILENT); 1399 *((int*)addr) = (error == 0); 1400 if (error == ENODEV || error == EIO || error == 0) 1401 return 0; 1402 return error; 1403 } 1404 1405 case CDIOCPLAYTRACKS: { 1406 /* PLAY_MSF command */ 1407 struct ioc_play_track *args = addr; 1408 1409 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1410 return (error); 1411 return (cd_play_tracks(cd, &toc, args->start_track, 1412 args->start_index, args->end_track, args->end_index)); 1413 } 1414 case CDIOCPLAYMSF: { 1415 /* PLAY_MSF command */ 1416 struct ioc_play_msf *args = addr; 1417 1418 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1419 return (error); 1420 return (cd_play_msf(cd, args->start_m, args->start_s, 1421 args->start_f, args->end_m, args->end_s, args->end_f)); 1422 } 1423 case CDIOCPLAYBLOCKS: { 1424 /* PLAY command */ 1425 struct ioc_play_blocks *args = addr; 1426 1427 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1428 return (error); 1429 return (cd_play(cd, args->blk, args->len)); 1430 } 1431 case CDIOCREADSUBCHANNEL: { 1432 /* READ_SUBCHANNEL command */ 1433 struct ioc_read_subchannel *args = addr; 1434 struct cd_sub_channel_info data; 1435 u_int len = args->data_len; 1436 1437 if (len > sizeof(data) || 1438 len < sizeof(struct cd_sub_channel_header)) 1439 return (EINVAL); 1440 error = cd_read_subchannel(cd, args->address_format, 1441 args->data_format, args->track, &data, len, 0); 1442 if (error) 1443 return (error); 1444 len = min(len, _2btol(data.header.data_len) + 1445 sizeof(struct cd_sub_channel_header)); 1446 return (copyout(&data, args->data, len)); 1447 } 1448 case CDIOCREADSUBCHANNEL_BUF: { 1449 /* As CDIOCREADSUBCHANNEL, but without a 2nd buffer area */ 1450 struct ioc_read_subchannel_buf *args = addr; 1451 if (args->req.data_len != sizeof args->info) 1452 return EINVAL; 1453 return cd_read_subchannel(cd, args->req.address_format, 1454 args->req.data_format, args->req.track, &args->info, 1455 sizeof(args->info), 0); 1456 } 1457 case CDIOREADTOCHEADER: { 1458 /* READ TOC format 0 command, static header */ 1459 if ((error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, 1460 &toc, sizeof(toc.header), 0, 0)) != 0) 1461 return (error); 1462 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1463 toc.header.len = le16toh(toc.header.len); 1464 else 1465 toc.header.len = be16toh(toc.header.len); 1466 memcpy(addr, &toc.header, sizeof(toc.header)); 1467 return (0); 1468 } 1469 case CDIOREADTOCENTRYS: { 1470 struct ioc_read_toc_entry *te = addr; 1471 error = do_cdioreadentries(cd, te, &toc); 1472 if (error != 0) 1473 return error; 1474 return copyout(toc.entries, te->data, min(te->data_len, 1475 toc.header.len - (sizeof(toc.header.starting_track) 1476 + sizeof(toc.header.ending_track)))); 1477 } 1478 case CDIOREADTOCENTRIES_BUF: { 1479 struct ioc_read_toc_entry_buf *te = addr; 1480 error = do_cdioreadentries(cd, &te->req, &toc); 1481 if (error != 0) 1482 return error; 1483 memcpy(te->entry, toc.entries, min(te->req.data_len, 1484 toc.header.len - (sizeof(toc.header.starting_track) 1485 + sizeof(toc.header.ending_track)))); 1486 return 0; 1487 } 1488 case CDIOREADMSADDR: { 1489 /* READ TOC format 0 command, length of first track only */ 1490 int sessno = *(int*)addr; 1491 1492 if (sessno != 0) 1493 return (EINVAL); 1494 1495 return (cdreadmsaddr(cd, &toc, addr)); 1496 } 1497 case CDIOCSETPATCH: { 1498 struct ioc_patch *arg = addr; 1499 1500 return (cd_setchan(cd, arg->patch[0], arg->patch[1], 1501 arg->patch[2], arg->patch[3], 0)); 1502 } 1503 case CDIOCGETVOL: { 1504 /* MODE SENSE command (AUDIO page) */ 1505 struct ioc_vol *arg = addr; 1506 1507 return (cd_getvol(cd, arg, 0)); 1508 } 1509 case CDIOCSETVOL: { 1510 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1511 struct ioc_vol *arg = addr; 1512 1513 return (cd_setvol(cd, arg, 0)); 1514 } 1515 case CDIOCSETMONO: 1516 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1517 return (cd_setchan(cd, BOTH_CHANNEL, BOTH_CHANNEL, 1518 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1519 1520 case CDIOCSETSTEREO: 1521 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1522 return (cd_setchan(cd, LEFT_CHANNEL, RIGHT_CHANNEL, 1523 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1524 1525 case CDIOCSETMUTE: 1526 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1527 return (cd_setchan(cd, MUTE_CHANNEL, MUTE_CHANNEL, 1528 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1529 1530 case CDIOCSETLEFT: 1531 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1532 return (cd_setchan(cd, LEFT_CHANNEL, LEFT_CHANNEL, 1533 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1534 1535 case CDIOCSETRIGHT: 1536 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1537 return (cd_setchan(cd, RIGHT_CHANNEL, RIGHT_CHANNEL, 1538 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1539 1540 case CDIOCRESUME: 1541 /* PAUSE command */ 1542 return (cd_pause(cd, PA_RESUME)); 1543 case CDIOCPAUSE: 1544 /* PAUSE command */ 1545 return (cd_pause(cd, PA_PAUSE)); 1546 case CDIOCSTART: 1547 return (scsipi_start(periph, SSS_START, 0)); 1548 case CDIOCSTOP: 1549 return (scsipi_start(periph, SSS_STOP, 0)); 1550 case CDIOCCLOSE: 1551 return (scsipi_start(periph, SSS_START|SSS_LOEJ, 1552 XS_CTL_IGNORE_NOT_READY | XS_CTL_IGNORE_MEDIA_CHANGE)); 1553 case DIOCEJECT: 1554 if (*(int *)addr == 0) { 1555 /* 1556 * Don't force eject: check that we are the only 1557 * partition open. If so, unlock it. 1558 */ 1559 if ((cd->sc_dk.dk_openmask & ~(1 << part)) == 0 && 1560 cd->sc_dk.dk_bopenmask + cd->sc_dk.dk_copenmask == 1561 cd->sc_dk.dk_openmask) { 1562 error = scsipi_prevent(periph, SPAMR_ALLOW, 1563 XS_CTL_IGNORE_NOT_READY); 1564 if (error) 1565 return (error); 1566 } else { 1567 return (EBUSY); 1568 } 1569 } 1570 /* FALLTHROUGH */ 1571 case CDIOCEJECT: /* FALLTHROUGH */ 1572 case ODIOCEJECT: 1573 error = scsipi_start(periph, SSS_STOP|SSS_LOEJ, 0); 1574 if (error == 0) { 1575 int i; 1576 1577 /* 1578 * We have just successfully ejected the medium, 1579 * all partitions cached are meaningless now. 1580 * Make sure cdclose() will do silent operations 1581 * now by marking all partitions unused. 1582 * Before any real access, a new (default-)disk- 1583 * label will be generated anyway. 1584 */ 1585 for (i = 0; i < cd->sc_dk.dk_label->d_npartitions; 1586 i++) 1587 cd->sc_dk.dk_label->d_partitions[i].p_fstype = 1588 FS_UNUSED; 1589 } 1590 return error; 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 1687static void 1688cdgetdefaultlabel(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_BUSTYPE_TYPE(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 */ 1747static void 1748cdgetdisklabel(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 disc's total capacity is apparently 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 * calculate the last lba. 1786 * 1787 * For ROM drives, we go for the CD recorded capacity. For recordable devices 1788 * we count. 1789 */ 1790static int 1791read_cd_capacity(struct scsipi_periph *periph, u_int *blksize, u_long *last_lba) 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 grok capacity, return the dummies */ 1803 if (periph->periph_quirks & PQUIRK_NOCAPACITY) 1804 return 0; 1805 1806 /* first try read CD capacity for blksize and last recorded lba */ 1807 /* issue the cd capacity request */ 1808 flags = XS_CTL_DATA_IN; 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 *last_lba = _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_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 *last_lba = (u_long) track_start + track_size -1; 1860 } 1861 } 1862 1863 /* sanity check for lba_size */ 1864 if (*last_lba < 100) 1865 *last_lba = 400000-1; 1866 1867 return 0; 1868} 1869 1870/* 1871 * Find out from the device what it's capacity is 1872 */ 1873static u_long 1874cd_size(struct cd_softc *cd, int flags) 1875{ 1876 u_int blksize; 1877 u_long last_lba, size; 1878 int error; 1879 1880 error = read_cd_capacity(cd->sc_periph, &blksize, &last_lba); 1881 if (error) 1882 goto error; 1883 1884 if (blksize != 2048) { 1885 if (cd_setblksize(cd) == 0) { 1886 blksize = 2048; 1887 error = read_cd_capacity(cd->sc_periph, 1888 &blksize, &last_lba); 1889 if (error) 1890 goto error; 1891 } 1892 } 1893 1894 size = last_lba + 1; 1895 cd->params.blksize = blksize; 1896 cd->params.disksize = size; 1897 cd->params.disksize512 = ((u_int64_t)cd->params.disksize * blksize) / DEV_BSIZE; 1898 1899 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, 1900 ("cd_size: %u %lu\n", blksize, size)); 1901 1902 return size; 1903 1904error: 1905 /* something went wrong */ 1906 cd->params.blksize = 2048; 1907 cd->params.disksize = 0; 1908 cd->params.disksize512 = 0; 1909 1910 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cd_size: failed\n")); 1911 1912 return 0; 1913} 1914 1915/* 1916 * Get scsi driver to send a "start playing" command 1917 */ 1918static int 1919cd_play(struct cd_softc *cd, int blkno, int nblks) 1920{ 1921 struct scsipi_play cmd; 1922 1923 memset(&cmd, 0, sizeof(cmd)); 1924 cmd.opcode = PLAY; 1925 _lto4b(blkno, cmd.blk_addr); 1926 _lto2b(nblks, cmd.xfer_len); 1927 1928 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1929 CDRETRIES, 30000, NULL, 0)); 1930} 1931 1932/* 1933 * Get scsi driver to send a "start playing" command 1934 */ 1935static int 1936cd_play_tracks(struct cd_softc *cd, struct cd_formatted_toc *toc, int strack, 1937 int sindex, int etrack, int eindex) 1938{ 1939 int error; 1940 1941 if (!etrack) 1942 return (EIO); 1943 if (strack > etrack) 1944 return (EINVAL); 1945 1946 error = cd_load_toc(cd, CD_TOC_FORM, toc, 0); 1947 if (error) 1948 return (error); 1949 1950 if (++etrack > (toc->header.ending_track+1)) 1951 etrack = toc->header.ending_track+1; 1952 1953 strack -= toc->header.starting_track; 1954 etrack -= toc->header.starting_track; 1955 if (strack < 0) 1956 return (EINVAL); 1957 1958 return (cd_play_msf(cd, toc->entries[strack].addr.msf.minute, 1959 toc->entries[strack].addr.msf.second, 1960 toc->entries[strack].addr.msf.frame, 1961 toc->entries[etrack].addr.msf.minute, 1962 toc->entries[etrack].addr.msf.second, 1963 toc->entries[etrack].addr.msf.frame)); 1964} 1965 1966/* 1967 * Get scsi driver to send a "play msf" command 1968 */ 1969static int 1970cd_play_msf(struct cd_softc *cd, int startm, int starts, int startf, int endm, 1971 int ends, int endf) 1972{ 1973 struct scsipi_play_msf cmd; 1974 1975 memset(&cmd, 0, sizeof(cmd)); 1976 cmd.opcode = PLAY_MSF; 1977 cmd.start_m = startm; 1978 cmd.start_s = starts; 1979 cmd.start_f = startf; 1980 cmd.end_m = endm; 1981 cmd.end_s = ends; 1982 cmd.end_f = endf; 1983 1984 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1985 CDRETRIES, 30000, NULL, 0)); 1986} 1987 1988/* 1989 * Get scsi driver to send a "start up" command 1990 */ 1991static int 1992cd_pause(struct cd_softc *cd, int go) 1993{ 1994 struct scsipi_pause cmd; 1995 1996 memset(&cmd, 0, sizeof(cmd)); 1997 cmd.opcode = PAUSE; 1998 cmd.resume = go & 0xff; 1999 2000 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 2001 CDRETRIES, 30000, NULL, 0)); 2002} 2003 2004/* 2005 * Get scsi driver to send a "RESET" command 2006 */ 2007static int 2008cd_reset(struct cd_softc *cd) 2009{ 2010 2011 return (scsipi_command(cd->sc_periph, 0, 0, 0, 0, 2012 CDRETRIES, 30000, NULL, XS_CTL_RESET)); 2013} 2014 2015/* 2016 * Read subchannel 2017 */ 2018static int 2019cd_read_subchannel(struct cd_softc *cd, int mode, int format, int track, 2020 struct cd_sub_channel_info *data, int len, int flags) 2021{ 2022 struct scsipi_read_subchannel cmd; 2023 2024 memset(&cmd, 0, sizeof(cmd)); 2025 cmd.opcode = READ_SUBCHANNEL; 2026 if (mode == CD_MSF_FORMAT) 2027 cmd.byte2 |= CD_MSF; 2028 cmd.byte3 = SRS_SUBQ; 2029 cmd.subchan_format = format; 2030 cmd.track = track; 2031 _lto2b(len, cmd.data_len); 2032 2033 return (scsipi_command(cd->sc_periph, 2034 (void *)&cmd, sizeof(struct scsipi_read_subchannel), 2035 (void *)data, len, 2036 CDRETRIES, 30000, NULL, flags | XS_CTL_DATA_IN | XS_CTL_SILENT)); 2037} 2038 2039/* 2040 * Read table of contents 2041 */ 2042static int 2043cd_read_toc(struct cd_softc *cd, int respf, int mode, int start, 2044 struct cd_formatted_toc *toc, int len, int flags, int control) 2045{ 2046 struct scsipi_read_toc cmd; 2047 int ntoc; 2048 2049 memset(&cmd, 0, sizeof(cmd)); 2050#if 0 2051 if (len != sizeof(struct ioc_toc_header)) 2052 ntoc = ((len) - sizeof(struct ioc_toc_header)) / 2053 sizeof(struct cd_toc_entry); 2054 else 2055#endif 2056 ntoc = len; 2057 cmd.opcode = READ_TOC; 2058 if (mode == CD_MSF_FORMAT) 2059 cmd.addr_mode |= CD_MSF; 2060 cmd.resp_format = respf; 2061 cmd.from_track = start; 2062 _lto2b(ntoc, cmd.data_len); 2063 cmd.control = control; 2064 2065 return (scsipi_command(cd->sc_periph, 2066 (void *)&cmd, sizeof(cmd), (void *)toc, len, CDRETRIES, 2067 30000, NULL, flags | XS_CTL_DATA_IN)); 2068} 2069 2070static int 2071cd_load_toc(struct cd_softc *cd, int respf, struct cd_formatted_toc *toc, int flags) 2072{ 2073 int ntracks, len, error; 2074 2075 if ((error = cd_read_toc(cd, respf, 0, 0, toc, sizeof(toc->header), 2076 flags, 0)) != 0) 2077 return (error); 2078 2079 ntracks = toc->header.ending_track - toc->header.starting_track + 1; 2080 len = (ntracks + 1) * sizeof(struct cd_toc_entry) + 2081 sizeof(toc->header); 2082 if ((error = cd_read_toc(cd, respf, CD_MSF_FORMAT, 0, toc, len, 2083 flags, 0)) != 0) 2084 return (error); 2085 return (0); 2086} 2087 2088/* 2089 * Get the scsi driver to send a full inquiry to the device and use the 2090 * results to fill out the disk parameter structure. 2091 */ 2092static int 2093cd_get_parms(struct cd_softc *cd, int flags) 2094{ 2095 2096 /* 2097 * give a number of sectors so that sec * trks * cyls 2098 * is <= disk_size 2099 */ 2100 if (cd_size(cd, flags) == 0) 2101 return (ENXIO); 2102 disk_blocksize(&cd->sc_dk, cd->params.blksize); 2103 return (0); 2104} 2105 2106static int 2107cdsize(dev_t dev) 2108{ 2109 2110 /* CD-ROMs are read-only. */ 2111 return (-1); 2112} 2113 2114static int 2115cddump(dev_t dev, daddr_t blkno, void *va, size_t size) 2116{ 2117 2118 /* Not implemented. */ 2119 return (ENXIO); 2120} 2121 2122#define dvd_copy_key(dst, src) memcpy((dst), (src), sizeof(dvd_key)) 2123#define dvd_copy_challenge(dst, src) memcpy((dst), (src), sizeof(dvd_challenge)) 2124 2125static int 2126dvd_auth(struct cd_softc *cd, dvd_authinfo *a) 2127{ 2128 struct scsipi_generic cmd; 2129 u_int8_t bf[20]; 2130 int error; 2131 2132 memset(cmd.bytes, 0, 15); 2133 memset(bf, 0, sizeof(bf)); 2134 2135 switch (a->type) { 2136 case DVD_LU_SEND_AGID: 2137 cmd.opcode = GPCMD_REPORT_KEY; 2138 cmd.bytes[8] = 8; 2139 cmd.bytes[9] = 0 | (0 << 6); 2140 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2141 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2142 if (error) 2143 return (error); 2144 a->lsa.agid = bf[7] >> 6; 2145 return (0); 2146 2147 case DVD_LU_SEND_CHALLENGE: 2148 cmd.opcode = GPCMD_REPORT_KEY; 2149 cmd.bytes[8] = 16; 2150 cmd.bytes[9] = 1 | (a->lsc.agid << 6); 2151 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2152 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2153 if (error) 2154 return (error); 2155 dvd_copy_challenge(a->lsc.chal, &bf[4]); 2156 return (0); 2157 2158 case DVD_LU_SEND_KEY1: 2159 cmd.opcode = GPCMD_REPORT_KEY; 2160 cmd.bytes[8] = 12; 2161 cmd.bytes[9] = 2 | (a->lsk.agid << 6); 2162 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2163 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2164 if (error) 2165 return (error); 2166 dvd_copy_key(a->lsk.key, &bf[4]); 2167 return (0); 2168 2169 case DVD_LU_SEND_TITLE_KEY: 2170 cmd.opcode = GPCMD_REPORT_KEY; 2171 _lto4b(a->lstk.lba, &cmd.bytes[1]); 2172 cmd.bytes[8] = 12; 2173 cmd.bytes[9] = 4 | (a->lstk.agid << 6); 2174 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2175 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2176 if (error) 2177 return (error); 2178 a->lstk.cpm = (bf[4] >> 7) & 1; 2179 a->lstk.cp_sec = (bf[4] >> 6) & 1; 2180 a->lstk.cgms = (bf[4] >> 4) & 3; 2181 dvd_copy_key(a->lstk.title_key, &bf[5]); 2182 return (0); 2183 2184 case DVD_LU_SEND_ASF: 2185 cmd.opcode = GPCMD_REPORT_KEY; 2186 cmd.bytes[8] = 8; 2187 cmd.bytes[9] = 5 | (a->lsasf.agid << 6); 2188 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2189 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2190 if (error) 2191 return (error); 2192 a->lsasf.asf = bf[7] & 1; 2193 return (0); 2194 2195 case DVD_HOST_SEND_CHALLENGE: 2196 cmd.opcode = GPCMD_SEND_KEY; 2197 cmd.bytes[8] = 16; 2198 cmd.bytes[9] = 1 | (a->hsc.agid << 6); 2199 bf[1] = 14; 2200 dvd_copy_challenge(&bf[4], a->hsc.chal); 2201 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2202 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2203 if (error) 2204 return (error); 2205 a->type = DVD_LU_SEND_KEY1; 2206 return (0); 2207 2208 case DVD_HOST_SEND_KEY2: 2209 cmd.opcode = GPCMD_SEND_KEY; 2210 cmd.bytes[8] = 12; 2211 cmd.bytes[9] = 3 | (a->hsk.agid << 6); 2212 bf[1] = 10; 2213 dvd_copy_key(&bf[4], a->hsk.key); 2214 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2215 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2216 if (error) { 2217 a->type = DVD_AUTH_FAILURE; 2218 return (error); 2219 } 2220 a->type = DVD_AUTH_ESTABLISHED; 2221 return (0); 2222 2223 case DVD_INVALIDATE_AGID: 2224 cmd.opcode = GPCMD_REPORT_KEY; 2225 cmd.bytes[9] = 0x3f | (a->lsa.agid << 6); 2226 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2227 CDRETRIES, 30000, NULL, 0); 2228 if (error) 2229 return (error); 2230 return (0); 2231 2232 case DVD_LU_SEND_RPC_STATE: 2233 cmd.opcode = GPCMD_REPORT_KEY; 2234 cmd.bytes[8] = 8; 2235 cmd.bytes[9] = 8 | (0 << 6); 2236 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2237 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2238 if (error) 2239 return (error); 2240 a->lrpcs.type = (bf[4] >> 6) & 3; 2241 a->lrpcs.vra = (bf[4] >> 3) & 7; 2242 a->lrpcs.ucca = (bf[4]) & 7; 2243 a->lrpcs.region_mask = bf[5]; 2244 a->lrpcs.rpc_scheme = bf[6]; 2245 return (0); 2246 2247 case DVD_HOST_SEND_RPC_STATE: 2248 cmd.opcode = GPCMD_SEND_KEY; 2249 cmd.bytes[8] = 8; 2250 cmd.bytes[9] = 6 | (0 << 6); 2251 bf[1] = 6; 2252 bf[4] = a->hrpcs.pdrc; 2253 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2254 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2255 if (error) 2256 return (error); 2257 return (0); 2258 2259 default: 2260 return (ENOTTY); 2261 } 2262} 2263 2264static int 2265dvd_read_physical(struct cd_softc *cd, dvd_struct *s) 2266{ 2267 struct scsipi_generic cmd; 2268 u_int8_t bf[4 + 4 * 20], *bufp; 2269 int error; 2270 struct dvd_layer *layer; 2271 int i; 2272 2273 memset(cmd.bytes, 0, 15); 2274 memset(bf, 0, sizeof(bf)); 2275 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2276 cmd.bytes[6] = s->type; 2277 _lto2b(sizeof(bf), &cmd.bytes[7]); 2278 2279 cmd.bytes[5] = s->physical.layer_num; 2280 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2281 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2282 if (error) 2283 return (error); 2284 for (i = 0, bufp = &bf[4], layer = &s->physical.layer[0]; i < 4; 2285 i++, bufp += 20, layer++) { 2286 memset(layer, 0, sizeof(*layer)); 2287 layer->book_version = bufp[0] & 0xf; 2288 layer->book_type = bufp[0] >> 4; 2289 layer->min_rate = bufp[1] & 0xf; 2290 layer->disc_size = bufp[1] >> 4; 2291 layer->layer_type = bufp[2] & 0xf; 2292 layer->track_path = (bufp[2] >> 4) & 1; 2293 layer->nlayers = (bufp[2] >> 5) & 3; 2294 layer->track_density = bufp[3] & 0xf; 2295 layer->linear_density = bufp[3] >> 4; 2296 layer->start_sector = _4btol(&bufp[4]); 2297 layer->end_sector = _4btol(&bufp[8]); 2298 layer->end_sector_l0 = _4btol(&bufp[12]); 2299 layer->bca = bufp[16] >> 7; 2300 } 2301 return (0); 2302} 2303 2304static int 2305dvd_read_copyright(struct cd_softc *cd, dvd_struct *s) 2306{ 2307 struct scsipi_generic cmd; 2308 u_int8_t bf[8]; 2309 int error; 2310 2311 memset(cmd.bytes, 0, 15); 2312 memset(bf, 0, sizeof(bf)); 2313 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2314 cmd.bytes[6] = s->type; 2315 _lto2b(sizeof(bf), &cmd.bytes[7]); 2316 2317 cmd.bytes[5] = s->copyright.layer_num; 2318 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2319 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2320 if (error) 2321 return (error); 2322 s->copyright.cpst = bf[4]; 2323 s->copyright.rmi = bf[5]; 2324 return (0); 2325} 2326 2327static int 2328dvd_read_disckey(struct cd_softc *cd, dvd_struct *s) 2329{ 2330 struct scsipi_generic cmd; 2331 u_int8_t *bf; 2332 int error; 2333 2334 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2335 if (bf == NULL) 2336 return EIO; 2337 memset(cmd.bytes, 0, 15); 2338 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2339 cmd.bytes[6] = s->type; 2340 _lto2b(4 + 2048, &cmd.bytes[7]); 2341 2342 cmd.bytes[9] = s->disckey.agid << 6; 2343 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2344 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2345 if (error == 0) 2346 memcpy(s->disckey.value, &bf[4], 2048); 2347 free(bf, M_TEMP); 2348 return error; 2349} 2350 2351static int 2352dvd_read_bca(struct cd_softc *cd, dvd_struct *s) 2353{ 2354 struct scsipi_generic cmd; 2355 u_int8_t bf[4 + 188]; 2356 int error; 2357 2358 memset(cmd.bytes, 0, 15); 2359 memset(bf, 0, sizeof(bf)); 2360 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2361 cmd.bytes[6] = s->type; 2362 _lto2b(sizeof(bf), &cmd.bytes[7]); 2363 2364 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2365 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2366 if (error) 2367 return (error); 2368 s->bca.len = _2btol(&bf[0]); 2369 if (s->bca.len < 12 || s->bca.len > 188) 2370 return (EIO); 2371 memcpy(s->bca.value, &bf[4], s->bca.len); 2372 return (0); 2373} 2374 2375static int 2376dvd_read_manufact(struct cd_softc *cd, dvd_struct *s) 2377{ 2378 struct scsipi_generic cmd; 2379 u_int8_t *bf; 2380 int error; 2381 2382 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2383 if (bf == NULL) 2384 return (EIO); 2385 memset(cmd.bytes, 0, 15); 2386 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2387 cmd.bytes[6] = s->type; 2388 _lto2b(4 + 2048, &cmd.bytes[7]); 2389 2390 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2391 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2392 if (error == 0) { 2393 s->manufact.len = _2btol(&bf[0]); 2394 if (s->manufact.len >= 0 && s->manufact.len <= 2048) 2395 memcpy(s->manufact.value, &bf[4], s->manufact.len); 2396 else 2397 error = EIO; 2398 } 2399 free(bf, M_TEMP); 2400 return error; 2401} 2402 2403static int 2404dvd_read_struct(struct cd_softc *cd, dvd_struct *s) 2405{ 2406 2407 switch (s->type) { 2408 case DVD_STRUCT_PHYSICAL: 2409 return (dvd_read_physical(cd, s)); 2410 case DVD_STRUCT_COPYRIGHT: 2411 return (dvd_read_copyright(cd, s)); 2412 case DVD_STRUCT_DISCKEY: 2413 return (dvd_read_disckey(cd, s)); 2414 case DVD_STRUCT_BCA: 2415 return (dvd_read_bca(cd, s)); 2416 case DVD_STRUCT_MANUFACT: 2417 return (dvd_read_manufact(cd, s)); 2418 default: 2419 return (EINVAL); 2420 } 2421} 2422 2423static int 2424cd_mode_sense(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2425 int page, int flags, int *big) 2426{ 2427 2428 if (cd->sc_periph->periph_quirks & PQUIRK_ONLYBIG) { 2429 *big = 1; 2430 return scsipi_mode_sense_big(cd->sc_periph, byte2, page, sense, 2431 size + sizeof(struct scsi_mode_parameter_header_10), 2432 flags, CDRETRIES, 20000); 2433 } else { 2434 *big = 0; 2435 return scsipi_mode_sense(cd->sc_periph, byte2, page, sense, 2436 size + sizeof(struct scsi_mode_parameter_header_6), 2437 flags, CDRETRIES, 20000); 2438 } 2439} 2440 2441static int 2442cd_mode_select(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2443 int flags, int big) 2444{ 2445 2446 if (big) { 2447 struct scsi_mode_parameter_header_10 *header = sense; 2448 2449 _lto2b(0, header->data_length); 2450 return scsipi_mode_select_big(cd->sc_periph, byte2, sense, 2451 size + sizeof(struct scsi_mode_parameter_header_10), 2452 flags, CDRETRIES, 20000); 2453 } else { 2454 struct scsi_mode_parameter_header_6 *header = sense; 2455 2456 header->data_length = 0; 2457 return scsipi_mode_select(cd->sc_periph, byte2, sense, 2458 size + sizeof(struct scsi_mode_parameter_header_6), 2459 flags, CDRETRIES, 20000); 2460 } 2461} 2462 2463static int 2464cd_set_pa_immed(struct cd_softc *cd, int flags) 2465{ 2466 struct { 2467 union { 2468 struct scsi_mode_parameter_header_6 small; 2469 struct scsi_mode_parameter_header_10 big; 2470 } header; 2471 struct cd_audio_page page; 2472 } data; 2473 int error; 2474 uint8_t oflags; 2475 int big, byte2; 2476 struct cd_audio_page *page; 2477 2478 byte2 = SMS_DBD; 2479try_again: 2480 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2481 AUDIO_PAGE, flags, &big)) != 0) { 2482 if (byte2 == SMS_DBD) { 2483 /* Device may not understand DBD; retry without */ 2484 byte2 = 0; 2485 goto try_again; 2486 } 2487 return (error); 2488 } 2489 2490 if (big) 2491 page = (void *)((u_long)&data.header.big + 2492 sizeof data.header.big + 2493 _2btol(data.header.big.blk_desc_len)); 2494 else 2495 page = (void *)((u_long)&data.header.small + 2496 sizeof data.header.small + 2497 data.header.small.blk_desc_len); 2498 2499 oflags = page->flags; 2500 page->flags &= ~CD_PA_SOTC; 2501 page->flags |= CD_PA_IMMED; 2502 if (oflags == page->flags) 2503 return (0); 2504 2505 return (cd_mode_select(cd, SMS_PF, &data, 2506 sizeof(struct scsi_mode_page_header) + page->pg_length, 2507 flags, big)); 2508} 2509 2510static int 2511cd_setchan(struct cd_softc *cd, int p0, int p1, int p2, int p3, int flags) 2512{ 2513 struct { 2514 union { 2515 struct scsi_mode_parameter_header_6 small; 2516 struct scsi_mode_parameter_header_10 big; 2517 } header; 2518 struct cd_audio_page page; 2519 } data; 2520 int error; 2521 int big, byte2; 2522 struct cd_audio_page *page; 2523 2524 byte2 = SMS_DBD; 2525try_again: 2526 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2527 AUDIO_PAGE, flags, &big)) != 0) { 2528 if (byte2 == SMS_DBD) { 2529 /* Device may not understand DBD; retry without */ 2530 byte2 = 0; 2531 goto try_again; 2532 } 2533 return (error); 2534 } 2535 2536 if (big) 2537 page = (void *)((u_long)&data.header.big + 2538 sizeof data.header.big + 2539 _2btol(data.header.big.blk_desc_len)); 2540 else 2541 page = (void *)((u_long)&data.header.small + 2542 sizeof data.header.small + 2543 data.header.small.blk_desc_len); 2544 2545 page->port[0].channels = p0; 2546 page->port[1].channels = p1; 2547 page->port[2].channels = p2; 2548 page->port[3].channels = p3; 2549 2550 return (cd_mode_select(cd, SMS_PF, &data, 2551 sizeof(struct scsi_mode_page_header) + page->pg_length, 2552 flags, big)); 2553} 2554 2555static int 2556cd_getvol(struct cd_softc *cd, struct ioc_vol *arg, int flags) 2557{ 2558 struct { 2559 union { 2560 struct scsi_mode_parameter_header_6 small; 2561 struct scsi_mode_parameter_header_10 big; 2562 } header; 2563 struct cd_audio_page page; 2564 } data; 2565 int error; 2566 int big, byte2; 2567 struct cd_audio_page *page; 2568 2569 byte2 = SMS_DBD; 2570try_again: 2571 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2572 AUDIO_PAGE, flags, &big)) != 0) { 2573 if (byte2 == SMS_DBD) { 2574 /* Device may not understand DBD; retry without */ 2575 byte2 = 0; 2576 goto try_again; 2577 } 2578 return (error); 2579 } 2580 2581 if (big) 2582 page = (void *)((u_long)&data.header.big + 2583 sizeof data.header.big + 2584 _2btol(data.header.big.blk_desc_len)); 2585 else 2586 page = (void *)((u_long)&data.header.small + 2587 sizeof data.header.small + 2588 data.header.small.blk_desc_len); 2589 2590 arg->vol[0] = page->port[0].volume; 2591 arg->vol[1] = page->port[1].volume; 2592 arg->vol[2] = page->port[2].volume; 2593 arg->vol[3] = page->port[3].volume; 2594 2595 return (0); 2596} 2597 2598static int 2599cd_setvol(struct cd_softc *cd, const struct ioc_vol *arg, int flags) 2600{ 2601 struct { 2602 union { 2603 struct scsi_mode_parameter_header_6 small; 2604 struct scsi_mode_parameter_header_10 big; 2605 } header; 2606 struct cd_audio_page page; 2607 } data, mask; 2608 int error; 2609 int big, byte2; 2610 struct cd_audio_page *page, *page2; 2611 2612 byte2 = SMS_DBD; 2613try_again: 2614 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2615 AUDIO_PAGE, flags, &big)) != 0) { 2616 if (byte2 == SMS_DBD) { 2617 /* Device may not understand DBD; retry without */ 2618 byte2 = 0; 2619 goto try_again; 2620 } 2621 return (error); 2622 } 2623 if ((error = cd_mode_sense(cd, byte2, &mask, sizeof(mask.page), 2624 AUDIO_PAGE|SMS_PCTRL_CHANGEABLE, flags, &big)) != 0) 2625 return (error); 2626 2627 if (big) { 2628 page = (void *)((u_long)&data.header.big + 2629 sizeof data.header.big + 2630 _2btol(data.header.big.blk_desc_len)); 2631 page2 = (void *)((u_long)&mask.header.big + 2632 sizeof mask.header.big + 2633 _2btol(mask.header.big.blk_desc_len)); 2634 } else { 2635 page = (void *)((u_long)&data.header.small + 2636 sizeof data.header.small + 2637 data.header.small.blk_desc_len); 2638 page2 = (void *)((u_long)&mask.header.small + 2639 sizeof mask.header.small + 2640 mask.header.small.blk_desc_len); 2641 } 2642 2643 page->port[0].volume = arg->vol[0] & page2->port[0].volume; 2644 page->port[1].volume = arg->vol[1] & page2->port[1].volume; 2645 page->port[2].volume = arg->vol[2] & page2->port[2].volume; 2646 page->port[3].volume = arg->vol[3] & page2->port[3].volume; 2647 2648 page->port[0].channels = CHANNEL_0; 2649 page->port[1].channels = CHANNEL_1; 2650 2651 return (cd_mode_select(cd, SMS_PF, &data, 2652 sizeof(struct scsi_mode_page_header) + page->pg_length, 2653 flags, big)); 2654} 2655 2656static int 2657cd_load_unload(struct cd_softc *cd, struct ioc_load_unload *args) 2658{ 2659 struct scsipi_load_unload cmd; 2660 2661 memset(&cmd, 0, sizeof(cmd)); 2662 cmd.opcode = LOAD_UNLOAD; 2663 cmd.options = args->options; /* ioctl uses MMC values */ 2664 cmd.slot = args->slot; 2665 2666 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 2667 CDRETRIES, 200000, NULL, 0)); 2668} 2669 2670static int 2671cd_setblksize(struct cd_softc *cd) 2672{ 2673 struct { 2674 union { 2675 struct scsi_mode_parameter_header_6 small; 2676 struct scsi_mode_parameter_header_10 big; 2677 } header; 2678 struct scsi_general_block_descriptor blk_desc; 2679 } data; 2680 int error; 2681 int big, bsize; 2682 struct scsi_general_block_descriptor *bdesc; 2683 2684 if ((error = cd_mode_sense(cd, 0, &data, sizeof(data.blk_desc), 0, 0, 2685 &big)) != 0) 2686 return (error); 2687 2688 if (big) { 2689 bdesc = (void *)(&data.header.big + 1); 2690 bsize = _2btol(data.header.big.blk_desc_len); 2691 } else { 2692 bdesc = (void *)(&data.header.small + 1); 2693 bsize = data.header.small.blk_desc_len; 2694 } 2695 2696 if (bsize == 0) { 2697printf("cd_setblksize: trying to change bsize, but no blk_desc\n"); 2698 return (EINVAL); 2699 } 2700 if (_3btol(bdesc->blklen) == 2048) { 2701printf("cd_setblksize: trying to change bsize, but blk_desc is correct\n"); 2702 return (EINVAL); 2703 } 2704 2705 _lto3b(2048, bdesc->blklen); 2706 2707 return (cd_mode_select(cd, SMS_PF, &data, sizeof(data.blk_desc), 0, 2708 big)); 2709} 2710 2711 2712static int 2713mmc_profile2class(uint16_t mmc_profile) 2714{ 2715 switch (mmc_profile) { 2716 case 0x01 : /* SCSI discs */ 2717 case 0x02 : 2718 /* this can't happen really, cd.c wouldn't have matched */ 2719 return MMC_CLASS_DISC; 2720 case 0x03 : /* Magneto Optical with sector erase */ 2721 case 0x04 : /* Magneto Optical write once */ 2722 case 0x05 : /* Advance Storage Magneto Optical */ 2723 return MMC_CLASS_MO; 2724 case 0x00 : /* Unknown MMC profile, can also be CD-ROM */ 2725 case 0x08 : /* CD-ROM */ 2726 case 0x09 : /* CD-R */ 2727 case 0x0a : /* CD-RW */ 2728 return MMC_CLASS_CD; 2729 case 0x10 : /* DVD-ROM */ 2730 case 0x11 : /* DVD-R */ 2731 case 0x12 : /* DVD-RAM */ 2732 case 0x13 : /* DVD-RW restricted overwrite */ 2733 case 0x14 : /* DVD-RW sequential */ 2734 case 0x1a : /* DVD+RW */ 2735 case 0x1b : /* DVD+R */ 2736 case 0x2a : /* DVD+RW Dual layer */ 2737 case 0x2b : /* DVD+R Dual layer */ 2738 case 0x50 : /* HD DVD-ROM */ 2739 case 0x51 : /* HD DVD-R */ 2740 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 2741 return MMC_CLASS_DVD; 2742 case 0x40 : /* BD-ROM */ 2743 case 0x41 : /* BD-R Sequential recording (SRM) */ 2744 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 2745 case 0x43 : /* BD-RE */ 2746 return MMC_CLASS_BD; 2747 } 2748 return MMC_CLASS_UNKN; 2749} 2750 2751 2752/* 2753 * Drive/media combination is reflected in a series of features that can 2754 * either be current or dormant. We try to make sense out of them to create a 2755 * set of easy to use flags that abstract the device/media capabilities. 2756 */ 2757 2758static void 2759mmc_process_feature(struct mmc_discinfo *mmc_discinfo, 2760 uint16_t feature, int cur, uint8_t *rpos) 2761{ 2762 uint32_t blockingnr; 2763 uint64_t flags; 2764 2765 if (cur == 1) { 2766 flags = mmc_discinfo->mmc_cur; 2767 } else { 2768 flags = mmc_discinfo->mmc_cap; 2769 } 2770 2771 switch (feature) { 2772 case 0x0010 : /* random readable feature */ 2773 blockingnr = rpos[5] | (rpos[4] << 8); 2774 if (blockingnr > 1) 2775 flags |= MMC_CAP_PACKET; 2776 2777 /* RW error page */ 2778 break; 2779 case 0x0020 : /* random writable feature */ 2780 flags |= MMC_CAP_RECORDABLE; 2781 flags |= MMC_CAP_REWRITABLE; 2782 blockingnr = rpos[9] | (rpos[8] << 8); 2783 if (blockingnr > 1) 2784 flags |= MMC_CAP_PACKET; 2785 break; 2786 case 0x0021 : /* incremental streaming write feature */ 2787 flags |= MMC_CAP_RECORDABLE; 2788 flags |= MMC_CAP_SEQUENTIAL; 2789 if (cur) 2790 mmc_discinfo->link_block_penalty = rpos[4]; 2791 if (rpos[2] & 1) 2792 flags |= MMC_CAP_ZEROLINKBLK; 2793 break; 2794 case 0x0022 : /* (obsolete) erase support feature */ 2795 flags |= MMC_CAP_RECORDABLE; 2796 flags |= MMC_CAP_ERASABLE; 2797 break; 2798 case 0x0023 : /* formatting media support feature */ 2799 flags |= MMC_CAP_RECORDABLE; 2800 flags |= MMC_CAP_FORMATTABLE; 2801 break; 2802 case 0x0024 : /* hardware assised defect management feature */ 2803 flags |= MMC_CAP_HW_DEFECTFREE; 2804 break; 2805 case 0x0025 : /* write once */ 2806 flags |= MMC_CAP_RECORDABLE; 2807 break; 2808 case 0x0026 : /* restricted overwrite feature */ 2809 flags |= MMC_CAP_RECORDABLE; 2810 flags |= MMC_CAP_REWRITABLE; 2811 flags |= MMC_CAP_STRICTOVERWRITE; 2812 break; 2813 case 0x0028 : /* MRW formatted media support feature */ 2814 flags |= MMC_CAP_MRW; 2815 break; 2816 case 0x002b : /* DVD+R read (and opt. write) support */ 2817 flags |= MMC_CAP_SEQUENTIAL; 2818 if (rpos[0] & 1) /* write support */ 2819 flags |= MMC_CAP_RECORDABLE; 2820 break; 2821 case 0x002c : /* rigid restricted overwrite feature */ 2822 flags |= MMC_CAP_RECORDABLE; 2823 flags |= MMC_CAP_REWRITABLE; 2824 flags |= MMC_CAP_STRICTOVERWRITE; 2825 if (rpos[0] & 1) /* blank bit */ 2826 flags |= MMC_CAP_BLANKABLE; 2827 break; 2828 case 0x002d : /* track at once recording feature */ 2829 flags |= MMC_CAP_RECORDABLE; 2830 flags |= MMC_CAP_SEQUENTIAL; 2831 break; 2832 case 0x002f : /* DVD-R/-RW write feature */ 2833 flags |= MMC_CAP_RECORDABLE; 2834 if (rpos[0] & 2) /* DVD-RW bit */ 2835 flags |= MMC_CAP_BLANKABLE; 2836 break; 2837 case 0x0038 : /* BD-R SRM with pseudo overwrite */ 2838 flags |= MMC_CAP_PSEUDOOVERWRITE; 2839 break; 2840 default : 2841 /* ignore */ 2842 break; 2843 } 2844 2845 if (cur == 1) { 2846 mmc_discinfo->mmc_cur = flags; 2847 } else { 2848 mmc_discinfo->mmc_cap = flags; 2849 } 2850} 2851 2852static int 2853mmc_getdiscinfo_cdrom(struct scsipi_periph *periph, 2854 struct mmc_discinfo *mmc_discinfo) 2855{ 2856 struct scsipi_read_toc gtoc_cmd; 2857 struct scsipi_toc_header *toc_hdr; 2858 struct scsipi_toc_msinfo *toc_msinfo; 2859 const uint32_t buffer_size = 1024; 2860 uint32_t req_size; 2861 uint8_t *buffer; 2862 int error, flags; 2863 2864 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2865 /* 2866 * Fabricate mmc_discinfo for CD-ROM. Some values are really `dont 2867 * care' but others might be of interest to programs. 2868 */ 2869 2870 mmc_discinfo->disc_state = MMC_STATE_FULL; 2871 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2872 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2873 mmc_discinfo->link_block_penalty = 7; /* not relevant */ 2874 2875 /* get number of sessions and first tracknr in last session */ 2876 flags = XS_CTL_DATA_IN; 2877 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2878 gtoc_cmd.opcode = READ_TOC; 2879 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 2880 gtoc_cmd.resp_format = CD_TOC_MSINFO; /* multisession info */ 2881 gtoc_cmd.from_track = 0; /* reserved, must be 0 */ 2882 req_size = sizeof(*toc_hdr) + sizeof(*toc_msinfo); 2883 _lto2b(req_size, gtoc_cmd.data_len); 2884 2885 error = scsipi_command(periph, 2886 (void *)>oc_cmd, sizeof(gtoc_cmd), 2887 (void *)buffer, req_size, 2888 CDRETRIES, 30000, NULL, flags); 2889 if (error) 2890 goto out; 2891 toc_hdr = (struct scsipi_toc_header *) buffer; 2892 toc_msinfo = (struct scsipi_toc_msinfo *) (buffer + 4); 2893 mmc_discinfo->num_sessions = toc_hdr->last - toc_hdr->first + 1; 2894 mmc_discinfo->first_track = toc_hdr->first; 2895 mmc_discinfo->first_track_last_session = toc_msinfo->tracknr; 2896 2897 /* get last track of last session */ 2898 flags = XS_CTL_DATA_IN; 2899 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 2900 req_size = sizeof(*toc_hdr); 2901 _lto2b(req_size, gtoc_cmd.data_len); 2902 2903 error = scsipi_command(periph, 2904 (void *)>oc_cmd, sizeof(gtoc_cmd), 2905 (void *)buffer, req_size, 2906 CDRETRIES, 30000, NULL, flags); 2907 if (error) 2908 goto out; 2909 toc_hdr = (struct scsipi_toc_header *) buffer; 2910 mmc_discinfo->last_track_last_session = toc_hdr->last; 2911 mmc_discinfo->num_tracks = toc_hdr->last - toc_hdr->first + 1; 2912 2913 /* TODO how to handle disc_barcode and disc_id */ 2914 /* done */ 2915 2916out: 2917 free(buffer, M_TEMP); 2918 return error; 2919} 2920 2921static int 2922mmc_getdiscinfo_dvdrom(struct scsipi_periph *periph, 2923 struct mmc_discinfo *mmc_discinfo) 2924{ 2925 struct scsipi_read_toc gtoc_cmd; 2926 struct scsipi_toc_header toc_hdr; 2927 uint32_t req_size; 2928 int error, flags; 2929 2930 /* 2931 * Fabricate mmc_discinfo for DVD-ROM. Some values are really `dont 2932 * care' but others might be of interest to programs. 2933 */ 2934 2935 mmc_discinfo->disc_state = MMC_STATE_FULL; 2936 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2937 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2938 mmc_discinfo->link_block_penalty = 16; /* not relevant */ 2939 2940 /* get number of sessions and first tracknr in last session */ 2941 flags = XS_CTL_DATA_IN; 2942 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2943 gtoc_cmd.opcode = READ_TOC; 2944 gtoc_cmd.addr_mode = 0; /* LBA */ 2945 gtoc_cmd.resp_format = CD_TOC_FORM; /* multisession info */ 2946 gtoc_cmd.from_track = 1; /* first track */ 2947 req_size = sizeof(toc_hdr); 2948 _lto2b(req_size, gtoc_cmd.data_len); 2949 2950 error = scsipi_command(periph, 2951 (void *)>oc_cmd, sizeof(gtoc_cmd), 2952 (void *)&toc_hdr, req_size, 2953 CDRETRIES, 30000, NULL, flags); 2954 if (error) 2955 return error; 2956 2957 /* DVD-ROM squashes the track/session space */ 2958 mmc_discinfo->num_sessions = toc_hdr.last - toc_hdr.first + 1; 2959 mmc_discinfo->num_tracks = mmc_discinfo->num_sessions; 2960 mmc_discinfo->first_track = toc_hdr.first; 2961 mmc_discinfo->first_track_last_session = toc_hdr.last; 2962 mmc_discinfo->last_track_last_session = toc_hdr.last; 2963 2964 /* TODO how to handle disc_barcode and disc_id */ 2965 /* done */ 2966 return 0; 2967} 2968 2969static int 2970mmc_getdiscinfo(struct scsipi_periph *periph, 2971 struct mmc_discinfo *mmc_discinfo) 2972{ 2973 struct scsipi_get_configuration gc_cmd; 2974 struct scsipi_get_conf_data *gc; 2975 struct scsipi_get_conf_feature *gcf; 2976 struct scsipi_read_discinfo di_cmd; 2977 struct scsipi_read_discinfo_data di; 2978 const uint32_t buffer_size = 1024; 2979 uint32_t feat_tbl_len, pos; 2980 u_long last_lba; 2981 uint8_t *buffer, *fpos; 2982 int feature, last_feature, features_len, feature_cur, feature_len; 2983 int lsb, msb, error, flags; 2984 2985 feat_tbl_len = buffer_size; 2986 2987 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2988 2989 /* initialise structure */ 2990 memset(mmc_discinfo, 0, sizeof(struct mmc_discinfo)); 2991 mmc_discinfo->mmc_profile = 0x00; /* unknown */ 2992 mmc_discinfo->mmc_class = MMC_CLASS_UNKN; 2993 mmc_discinfo->mmc_cur = 0; 2994 mmc_discinfo->mmc_cap = 0; 2995 mmc_discinfo->link_block_penalty = 0; 2996 2997 /* determine mmc profile and class */ 2998 flags = XS_CTL_DATA_IN; 2999 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3000 gc_cmd.opcode = GET_CONFIGURATION; 3001 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 3002 3003 gc = (struct scsipi_get_conf_data *) buffer; 3004 3005 error = scsipi_command(periph, 3006 (void *)&gc_cmd, sizeof(gc_cmd), 3007 (void *) gc, GET_CONF_NO_FEATURES_LEN, 3008 CDRETRIES, 30000, NULL, flags); 3009 if (error) 3010 goto out; 3011 3012 mmc_discinfo->mmc_profile = _2btol(gc->mmc_profile); 3013 mmc_discinfo->mmc_class = mmc_profile2class(mmc_discinfo->mmc_profile); 3014 3015 /* assume 2048 sector size unless told otherwise */ 3016 mmc_discinfo->sector_size = 2048; 3017 error = read_cd_capacity(periph, &mmc_discinfo->sector_size, &last_lba); 3018 if (error) 3019 goto out; 3020 3021 mmc_discinfo->last_possible_lba = (uint32_t) last_lba; 3022 3023 /* Read in all features to determine device capabilities */ 3024 last_feature = feature = 0; 3025 do { 3026 /* determine mmc profile and class */ 3027 flags = XS_CTL_DATA_IN; 3028 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3029 gc_cmd.opcode = GET_CONFIGURATION; 3030 _lto2b(last_feature, gc_cmd.start_at_feature); 3031 _lto2b(feat_tbl_len, gc_cmd.data_len); 3032 memset(gc, 0, feat_tbl_len); 3033 3034 error = scsipi_command(periph, 3035 (void *)&gc_cmd, sizeof(gc_cmd), 3036 (void *) gc, feat_tbl_len, 3037 CDRETRIES, 30000, NULL, flags); 3038 if (error) { 3039 /* ieeek... break out of loop... i dunno what to do */ 3040 break; 3041 } 3042 3043 features_len = _4btol(gc->data_len); 3044 if (features_len < 4 || features_len > feat_tbl_len) 3045 break; 3046 3047 pos = 0; 3048 fpos = &gc->feature_desc[0]; 3049 while (pos < features_len - 4) { 3050 gcf = (struct scsipi_get_conf_feature *) fpos; 3051 3052 feature = _2btol(gcf->featurecode); 3053 feature_cur = gcf->flags & 1; 3054 feature_len = gcf->additional_length; 3055 3056 mmc_process_feature(mmc_discinfo, 3057 feature, feature_cur, 3058 gcf->feature_dependent); 3059 3060 last_feature = MAX(last_feature, feature); 3061#ifdef DIAGNOSTIC 3062 /* assert((feature_len & 3) == 0); */ 3063 if ((feature_len & 3) != 0) { 3064 printf("feature %d having length %d\n", 3065 feature, feature_len); 3066 } 3067#endif 3068 3069 pos += 4 + feature_len; 3070 fpos += 4 + feature_len; 3071 } 3072 /* unlikely to ever grow past our 1kb buffer */ 3073 } while (features_len >= 0xffff); 3074 3075 /* 3076 * Fixup CD-RW drives that are on crack. 3077 * 3078 * Some drives report the capability to incrementally write 3079 * sequentially on CD-R(W) media... nice, but this should not be 3080 * active for a fixed packet formatted CD-RW media. Other report the 3081 * ability of HW_DEFECTFREE even when the media is NOT MRW 3082 * formatted.... 3083 */ 3084 if (mmc_discinfo->mmc_profile == 0x0a) { 3085 if ((mmc_discinfo->mmc_cur & MMC_CAP_SEQUENTIAL) == 0) 3086 mmc_discinfo->mmc_cur |= MMC_CAP_STRICTOVERWRITE; 3087 if (mmc_discinfo->mmc_cur & MMC_CAP_STRICTOVERWRITE) 3088 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3089 if (mmc_discinfo->mmc_cur & MMC_CAP_MRW) { 3090 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3091 mmc_discinfo->mmc_cur &= ~MMC_CAP_STRICTOVERWRITE; 3092 } else { 3093 mmc_discinfo->mmc_cur &= ~MMC_CAP_HW_DEFECTFREE; 3094 } 3095 } 3096 if (mmc_discinfo->mmc_profile == 0x09) { 3097 mmc_discinfo->mmc_cur &= ~MMC_CAP_REWRITABLE; 3098 } 3099 3100#ifdef DEBUG 3101 printf("CD mmc %d, mmc_cur 0x%"PRIx64", mmc_cap 0x%"PRIx64"\n", 3102 mmc_discinfo->mmc_profile, 3103 mmc_discinfo->mmc_cur, mmc_discinfo->mmc_cap); 3104#endif 3105 3106 /* read in disc state and number of sessions and tracks */ 3107 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3108 memset(&di_cmd, 0, sizeof(di_cmd)); 3109 di_cmd.opcode = READ_DISCINFO; 3110 di_cmd.data_len[1] = READ_DISCINFO_BIGSIZE; 3111 3112 error = scsipi_command(periph, 3113 (void *)&di_cmd, sizeof(di_cmd), 3114 (void *)&di, READ_DISCINFO_BIGSIZE, 3115 CDRETRIES, 30000, NULL, flags); 3116 3117 if (error) { 3118 /* discinfo call failed, emulate for cd-rom/dvd-rom */ 3119 if (mmc_discinfo->mmc_profile == 0x08) /* CD-ROM */ 3120 return mmc_getdiscinfo_cdrom(periph, mmc_discinfo); 3121 if (mmc_discinfo->mmc_profile == 0x10) /* DVD-ROM */ 3122 return mmc_getdiscinfo_dvdrom(periph, mmc_discinfo); 3123 /* CD/DVD drive is violating specs */ 3124 error = EIO; 3125 goto out; 3126 } 3127 3128 /* call went OK */ 3129 mmc_discinfo->disc_state = di.disc_state & 3; 3130 mmc_discinfo->last_session_state = (di.disc_state >> 2) & 3; 3131 mmc_discinfo->bg_format_state = (di.disc_state2 & 3); 3132 3133 lsb = di.num_sessions_lsb; 3134 msb = di.num_sessions_msb; 3135 mmc_discinfo->num_sessions = lsb | (msb << 8); 3136 3137 mmc_discinfo->first_track = di.first_track; 3138 lsb = di.first_track_last_session_lsb; 3139 msb = di.first_track_last_session_msb; 3140 mmc_discinfo->first_track_last_session = lsb | (msb << 8); 3141 lsb = di.last_track_last_session_lsb; 3142 msb = di.last_track_last_session_msb; 3143 mmc_discinfo->last_track_last_session = lsb | (msb << 8); 3144 3145 mmc_discinfo->num_tracks = mmc_discinfo->last_track_last_session - 3146 mmc_discinfo->first_track + 1; 3147 3148 /* set misc. flags and parameters from this disc info */ 3149 if (di.disc_state & 16) 3150 mmc_discinfo->mmc_cur |= MMC_CAP_BLANKABLE; 3151 3152 if (di.disc_state2 & 128) { 3153 mmc_discinfo->disc_id = _4btol(di.discid); 3154 mmc_discinfo->disc_flags |= MMC_DFLAGS_DISCIDVALID; 3155 } 3156 if (di.disc_state2 & 64) { 3157 mmc_discinfo->disc_barcode = _8btol(di.disc_bar_code); 3158 mmc_discinfo->disc_flags |= MMC_DFLAGS_BARCODEVALID; 3159 } 3160 if (di.disc_state2 & 32) 3161 mmc_discinfo->disc_flags |= MMC_DFLAGS_UNRESTRICTED; 3162 3163 if (di.disc_state2 & 16) { 3164 mmc_discinfo->application_code = di.application_code; 3165 mmc_discinfo->disc_flags |= MMC_DFLAGS_APPCODEVALID; 3166 } 3167 3168 /* done */ 3169 3170out: 3171 free(buffer, M_TEMP); 3172 return error; 3173} 3174 3175static int 3176mmc_gettrackinfo_cdrom(struct scsipi_periph *periph, 3177 struct mmc_trackinfo *trackinfo) 3178{ 3179 struct scsipi_read_toc gtoc_cmd; 3180 struct scsipi_toc_header *toc_hdr; 3181 struct scsipi_toc_rawtoc *rawtoc; 3182 uint32_t track_start, track_end, track_size; 3183 uint32_t last_recorded, next_writable; 3184 uint32_t lba, next_track_start, lead_out; 3185 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3186 uint8_t *buffer; 3187 uint8_t track_sessionnr, last_tracknr, sessionnr, adr, tno, point; 3188 uint8_t control, tmin, tsec, tframe, pmin, psec, pframe; 3189 int size, req_size; 3190 int error, flags; 3191 3192 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3193 3194 /* 3195 * Emulate read trackinfo for CD-ROM using the raw-TOC. 3196 * 3197 * Not all information is present and this presents a problem. Track 3198 * starts are known for each track but other values are deducted. 3199 * 3200 * For a complete overview of `magic' values used here, see the 3201 * SCSI/ATAPI MMC documentation. Note that the `magic' values have no 3202 * names, they are specified as numbers. 3203 */ 3204 3205 /* get raw toc to process, first header to check size */ 3206 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3207 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3208 gtoc_cmd.opcode = READ_TOC; 3209 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 3210 gtoc_cmd.resp_format = CD_TOC_RAW; /* raw toc */ 3211 gtoc_cmd.from_track = 1; /* first session */ 3212 req_size = sizeof(*toc_hdr); 3213 _lto2b(req_size, gtoc_cmd.data_len); 3214 3215 error = scsipi_command(periph, 3216 (void *)>oc_cmd, sizeof(gtoc_cmd), 3217 (void *)buffer, req_size, 3218 CDRETRIES, 30000, NULL, flags); 3219 if (error) 3220 goto out; 3221 toc_hdr = (struct scsipi_toc_header *) buffer; 3222 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3223#ifdef DIAGNOSTIC 3224 printf("increase buffersize in mmc_readtrackinfo_cdrom\n"); 3225#endif 3226 error = ENOBUFS; 3227 goto out; 3228 } 3229 3230 /* read in complete raw toc */ 3231 req_size = _2btol(toc_hdr->length); 3232 req_size = 2*((req_size + 1) / 2); /* for ATAPI */ 3233 _lto2b(req_size, gtoc_cmd.data_len); 3234 3235 error = scsipi_command(periph, 3236 (void *)>oc_cmd, sizeof(gtoc_cmd), 3237 (void *)buffer, req_size, 3238 CDRETRIES, 30000, NULL, flags); 3239 if (error) 3240 goto out; 3241 3242 toc_hdr = (struct scsipi_toc_header *) buffer; 3243 rawtoc = (struct scsipi_toc_rawtoc *) (buffer + 4); 3244 3245 track_start = 0; 3246 track_end = 0; 3247 track_size = 0; 3248 last_recorded = 0; 3249 next_writable = 0; 3250 flags = 0; 3251 3252 last_tracknr = 1; 3253 next_track_start = 0; 3254 track_sessionnr = MAXTRACK; /* by definition */ 3255 lead_out = 0; 3256 3257 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3258 while (size > 0) { 3259 /* get track start and session end */ 3260 tno = rawtoc->tno; 3261 sessionnr = rawtoc->sessionnr; 3262 adr = rawtoc->adrcontrol >> 4; 3263 control = rawtoc->adrcontrol & 0xf; 3264 point = rawtoc->point; 3265 tmin = rawtoc->min; 3266 tsec = rawtoc->sec; 3267 tframe = rawtoc->frame; 3268 pmin = rawtoc->pmin; 3269 psec = rawtoc->psec; 3270 pframe = rawtoc->pframe; 3271 3272 if (tno == 0 && sessionnr && adr == 1) { 3273 lba = hmsf2lba(0, pmin, psec, pframe); 3274 if (point == trackinfo->tracknr) { 3275 track_start = lba; 3276 track_sessionnr = sessionnr; 3277 } 3278 if (point == trackinfo->tracknr + 1) { 3279 /* estimate size */ 3280 track_size = lba - track_start; 3281 next_track_start = lba; 3282 } 3283 if (point == 0xa2) { 3284 lead_out = lba; 3285 } 3286 if (point <= 0x63) { 3287 /* CD's ok, DVD are glued */ 3288 last_tracknr = point; 3289 } 3290 if (sessionnr == track_sessionnr) { 3291 last_recorded = lead_out; 3292 } 3293 } 3294 if (tno == 0 && sessionnr && adr == 5) { 3295 lba = hmsf2lba(0, tmin, tsec, tframe); 3296 if (sessionnr == track_sessionnr) { 3297 next_writable = lba; 3298 } 3299 } 3300 3301 if ((control & (3<<2)) == 4) /* 01xxb */ 3302 flags |= MMC_TRACKINFO_DATA; 3303 if ((control & (1<<2)) == 0) { /* x0xxb */ 3304 flags |= MMC_TRACKINFO_AUDIO; 3305 if (control & 1) /* xxx1b */ 3306 flags |= MMC_TRACKINFO_PRE_EMPH; 3307 } 3308 3309 rawtoc++; 3310 size -= sizeof(struct scsipi_toc_rawtoc); 3311 } 3312 3313 /* process found values; some voodoo */ 3314 /* if no tracksize tracknr is the last of the disc */ 3315 if ((track_size == 0) && last_recorded) { 3316 track_size = last_recorded - track_start; 3317 } 3318 /* if last_recorded < tracksize, tracksize is overestimated */ 3319 if (last_recorded) { 3320 if (last_recorded - track_start <= track_size) { 3321 track_size = last_recorded - track_start; 3322 flags |= MMC_TRACKINFO_LRA_VALID; 3323 } 3324 } 3325 /* check if its a the last track of the sector */ 3326 if (next_writable) { 3327 if (next_track_start > next_writable) 3328 flags |= MMC_TRACKINFO_NWA_VALID; 3329 } 3330 3331 /* no flag set -> no values */ 3332 if ((flags & MMC_TRACKINFO_LRA_VALID) == 0) 3333 last_recorded = 0; 3334 if ((flags & MMC_TRACKINFO_NWA_VALID) == 0) 3335 next_writable = 0; 3336 3337 /* fill in */ 3338 /* trackinfo->tracknr preserved */ 3339 trackinfo->sessionnr = track_sessionnr; 3340 trackinfo->track_mode = 7; /* data, incremental */ 3341 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3342 3343 trackinfo->flags = flags; 3344 trackinfo->track_start = track_start; 3345 trackinfo->next_writable = next_writable; 3346 trackinfo->free_blocks = 0; 3347 trackinfo->packet_size = 1; 3348 trackinfo->track_size = track_size; 3349 trackinfo->last_recorded = last_recorded; 3350 3351out: 3352 free(buffer, M_TEMP); 3353 return error; 3354 3355} 3356 3357static int 3358mmc_gettrackinfo_dvdrom(struct scsipi_periph *periph, 3359 struct mmc_trackinfo *trackinfo) 3360{ 3361 struct scsipi_read_toc gtoc_cmd; 3362 struct scsipi_toc_header *toc_hdr; 3363 struct scsipi_toc_formatted *toc; 3364 uint32_t tracknr, track_start, track_size; 3365 uint32_t lba, lead_out; 3366 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3367 uint8_t *buffer; 3368 uint8_t control, last_tracknr; 3369 int size, req_size; 3370 int error, flags; 3371 3372 3373 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3374 /* 3375 * Emulate read trackinfo for DVD-ROM. We can't use the raw-TOC as the 3376 * CD-ROM emulation uses since the specification tells us that no such 3377 * thing is defined for DVD's. The reason for this is due to the large 3378 * number of tracks and that would clash with the `magic' values. This 3379 * suxs. 3380 * 3381 * Not all information is present and this presents a problem. 3382 * Track starts are known for each track but other values are 3383 * deducted. 3384 */ 3385 3386 /* get formatted toc to process, first header to check size */ 3387 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3388 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3389 gtoc_cmd.opcode = READ_TOC; 3390 gtoc_cmd.addr_mode = 0; /* lba's please */ 3391 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 3392 gtoc_cmd.from_track = 1; /* first track */ 3393 req_size = sizeof(*toc_hdr); 3394 _lto2b(req_size, gtoc_cmd.data_len); 3395 3396 error = scsipi_command(periph, 3397 (void *)>oc_cmd, sizeof(gtoc_cmd), 3398 (void *)buffer, req_size, 3399 CDRETRIES, 30000, NULL, flags); 3400 if (error) 3401 goto out; 3402 toc_hdr = (struct scsipi_toc_header *) buffer; 3403 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3404#ifdef DIAGNOSTIC 3405 printf("incease buffersize in mmc_readtrackinfo_dvdrom\n"); 3406#endif 3407 error = ENOBUFS; 3408 goto out; 3409 } 3410 3411 /* read in complete formatted toc */ 3412 req_size = _2btol(toc_hdr->length); 3413 _lto2b(req_size, gtoc_cmd.data_len); 3414 3415 error = scsipi_command(periph, 3416 (void *)>oc_cmd, sizeof(gtoc_cmd), 3417 (void *)buffer, req_size, 3418 CDRETRIES, 30000, NULL, flags); 3419 if (error) 3420 goto out; 3421 3422 toc_hdr = (struct scsipi_toc_header *) buffer; 3423 toc = (struct scsipi_toc_formatted *) (buffer + 4); 3424 3425 /* as in read disc info, all sessions are converted to tracks */ 3426 /* track 1.. -> offsets, sizes can be (rougly) estimated (16 ECC) */ 3427 /* last track -> we got the size from the lead-out */ 3428 3429 tracknr = 0; 3430 last_tracknr = toc_hdr->last; 3431 track_start = 0; 3432 track_size = 0; 3433 lead_out = 0; 3434 flags = 0; 3435 3436 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3437 while (size > 0) { 3438 /* remember, DVD-ROM: tracknr == sessionnr */ 3439 lba = _4btol(toc->msf_lba); 3440 tracknr = toc->tracknr; 3441 control = toc->adrcontrol & 0xf; 3442 3443 if (trackinfo->tracknr == tracknr) { 3444 track_start = lba; 3445 } 3446 if (trackinfo->tracknr == tracknr+1) { 3447 track_size = lba - track_start; 3448 track_size -= 16; /* link block ? */ 3449 } 3450 if (tracknr == 0xAA) { 3451 lead_out = lba; 3452 } 3453 3454 if ((control & (3<<2)) == 4) /* 01xxb */ 3455 flags |= MMC_TRACKINFO_DATA; 3456 if ((control & (1<<2)) == 0) { /* x0xxb */ 3457 flags |= MMC_TRACKINFO_AUDIO; 3458 if (control & (1<<3)) /* 10xxb */ 3459 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3460 if (control & 1) /* xxx1b */ 3461 flags |= MMC_TRACKINFO_PRE_EMPH; 3462 } 3463 3464 toc++; 3465 size -= sizeof(struct scsipi_toc_formatted); 3466 } 3467 if (trackinfo->tracknr == last_tracknr) { 3468 track_size = lead_out - track_start; 3469 } 3470 3471 /* fill in */ 3472 /* trackinfo->tracknr preserved */ 3473 trackinfo->sessionnr = trackinfo->tracknr; 3474 trackinfo->track_mode = 0; /* unknown */ 3475 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3476 3477 trackinfo->flags = flags; 3478 trackinfo->track_start = track_start; 3479 trackinfo->next_writable = 0; 3480 trackinfo->free_blocks = 0; 3481 trackinfo->packet_size = 16; /* standard length 16 blocks ECC */ 3482 trackinfo->track_size = track_size; 3483 trackinfo->last_recorded = 0; 3484 3485out: 3486 free(buffer, M_TEMP); 3487 return error; 3488} 3489 3490static int 3491mmc_gettrackinfo(struct scsipi_periph *periph, 3492 struct mmc_trackinfo *trackinfo) 3493{ 3494 struct scsipi_read_trackinfo ti_cmd; 3495 struct scsipi_read_trackinfo_data ti; 3496 struct scsipi_get_configuration gc_cmd; 3497 struct scsipi_get_conf_data gc; 3498 int error, flags; 3499 int mmc_profile; 3500 3501 /* set up SCSI call with track number from trackinfo.tracknr */ 3502 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3503 memset(&ti_cmd, 0, sizeof(ti_cmd)); 3504 ti_cmd.opcode = READ_TRACKINFO; 3505 ti_cmd.addr_type = READ_TRACKINFO_ADDR_TRACK; 3506 ti_cmd.data_len[1] = READ_TRACKINFO_RETURNSIZE; 3507 3508 /* trackinfo.tracknr contains number of tracks to query */ 3509 _lto4b(trackinfo->tracknr, ti_cmd.address); 3510 error = scsipi_command(periph, 3511 (void *)&ti_cmd, sizeof(ti_cmd), 3512 (void *)&ti, READ_TRACKINFO_RETURNSIZE, 3513 CDRETRIES, 30000, NULL, flags); 3514 3515 if (error) { 3516 /* trackinfo call failed, emulate for cd-rom/dvd-rom */ 3517 /* first determine mmc profile */ 3518 flags = XS_CTL_DATA_IN; 3519 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3520 gc_cmd.opcode = GET_CONFIGURATION; 3521 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 3522 3523 error = scsipi_command(periph, 3524 (void *)&gc_cmd, sizeof(gc_cmd), 3525 (void *)&gc, GET_CONF_NO_FEATURES_LEN, 3526 CDRETRIES, 30000, NULL, flags); 3527 if (error) 3528 return error; 3529 mmc_profile = _2btol(gc.mmc_profile); 3530 3531 /* choose emulation */ 3532 if (mmc_profile == 0x08) /* CD-ROM */ 3533 return mmc_gettrackinfo_cdrom(periph, trackinfo); 3534 if (mmc_profile == 0x10) /* DVD-ROM */ 3535 return mmc_gettrackinfo_dvdrom(periph, trackinfo); 3536 /* CD/DVD drive is violating specs */ 3537 return EIO; 3538 } 3539 3540 /* (re)initialise structure */ 3541 memset(trackinfo, 0, sizeof(struct mmc_trackinfo)); 3542 3543 /* account for short returns screwing up track and session msb */ 3544 if ((ti.data_len[1] | (ti.data_len[0] << 8)) <= 32) { 3545 ti.track_msb = 0; 3546 ti.session_msb = 0; 3547 } 3548 3549 trackinfo->tracknr = ti.track_lsb | (ti.track_msb << 8); 3550 trackinfo->sessionnr = ti.session_lsb | (ti.session_msb << 8); 3551 trackinfo->track_mode = ti.track_info_1 & 0xf; 3552 trackinfo->data_mode = ti.track_info_2 & 0xf; 3553 3554 flags = 0; 3555 if (ti.track_info_1 & 0x10) 3556 flags |= MMC_TRACKINFO_COPY; 3557 if (ti.track_info_1 & 0x20) 3558 flags |= MMC_TRACKINFO_DAMAGED; 3559 if (ti.track_info_2 & 0x10) 3560 flags |= MMC_TRACKINFO_FIXED_PACKET; 3561 if (ti.track_info_2 & 0x20) 3562 flags |= MMC_TRACKINFO_INCREMENTAL; 3563 if (ti.track_info_2 & 0x40) 3564 flags |= MMC_TRACKINFO_BLANK; 3565 if (ti.track_info_2 & 0x80) 3566 flags |= MMC_TRACKINFO_RESERVED; 3567 if (ti.data_valid & 0x01) 3568 flags |= MMC_TRACKINFO_NWA_VALID; 3569 if (ti.data_valid & 0x02) 3570 flags |= MMC_TRACKINFO_LRA_VALID; 3571 if ((trackinfo->track_mode & (3<<2)) == 4) /* 01xxb */ 3572 flags |= MMC_TRACKINFO_DATA; 3573 if ((trackinfo->track_mode & (1<<2)) == 0) { /* x0xxb */ 3574 flags |= MMC_TRACKINFO_AUDIO; 3575 if (trackinfo->track_mode & (1<<3)) /* 10xxb */ 3576 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3577 if (trackinfo->track_mode & 1) /* xxx1b */ 3578 flags |= MMC_TRACKINFO_PRE_EMPH; 3579 } 3580 3581 trackinfo->flags = flags; 3582 trackinfo->track_start = _4btol(ti.track_start); 3583 trackinfo->next_writable = _4btol(ti.next_writable); 3584 trackinfo->free_blocks = _4btol(ti.free_blocks); 3585 trackinfo->packet_size = _4btol(ti.packet_size); 3586 trackinfo->track_size = _4btol(ti.track_size); 3587 trackinfo->last_recorded = _4btol(ti.last_recorded); 3588 3589 return 0; 3590} 3591 3592static int 3593mmc_doclose(struct scsipi_periph *periph, int param, int func) { 3594 struct scsipi_close_tracksession close_cmd; 3595 int error, flags; 3596 3597 /* set up SCSI call with track number */ 3598 flags = XS_CTL_DATA_OUT; 3599 memset(&close_cmd, 0, sizeof(close_cmd)); 3600 close_cmd.opcode = CLOSE_TRACKSESSION; 3601 close_cmd.function = func; 3602 _lto2b(param, close_cmd.tracksessionnr); 3603 3604 error = scsipi_command(periph, 3605 (void *) &close_cmd, sizeof(close_cmd), 3606 NULL, 0, 3607 CDRETRIES, 120000, NULL, flags); 3608 3609 return error; 3610} 3611 3612static int 3613mmc_do_closetrack(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3614{ 3615 int mmc_profile = mmc_op->mmc_profile; 3616 3617 switch (mmc_profile) { 3618 case 0x12 : /* DVD-RAM */ 3619 case 0x1a : /* DVD+RW */ 3620 case 0x2a : /* DVD+RW Dual layer */ 3621 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3622 case 0x43 : /* BD-RE */ 3623 case 0x52 : /* HD DVD-RW ; DVD-RAM like */ 3624 return EINVAL; 3625 } 3626 3627 return mmc_doclose(periph, mmc_op->tracknr, 1); 3628} 3629 3630static int 3631mmc_do_close_or_finalise(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3632{ 3633 uint8_t blob[MS5LEN], *page5; 3634 int mmc_profile = mmc_op->mmc_profile; 3635 int func, close, flags; 3636 int error; 3637 3638 close = (mmc_op->operation == MMC_OP_CLOSESESSION); 3639 3640 switch (mmc_profile) { 3641 case 0x09 : /* CD-R */ 3642 case 0x0a : /* CD-RW */ 3643 /* Special case : need to update MS field in mode page 5 */ 3644 memset(blob, 0, sizeof(blob)); 3645 page5 = blob+8; 3646 3647 flags = XS_CTL_DATA_IN; 3648 error = scsipi_mode_sense_big(periph, SMS_PF, 5, 3649 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3650 if (error) 3651 return error; 3652 3653 /* set multi session field when closing a session only */ 3654 page5[3] &= 63; 3655 if (close) 3656 page5[3] |= 3 << 6; 3657 3658 flags = XS_CTL_DATA_OUT; 3659 error = scsipi_mode_select_big(periph, SMS_PF, 3660 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3661 if (error) 3662 return error; 3663 /* and use funtion 2 */ 3664 func = 2; 3665 break; 3666 case 0x11 : /* DVD-R (DL) */ 3667 case 0x13 : /* DVD-RW restricted overwrite */ 3668 case 0x14 : /* DVD-RW sequential */ 3669 func = close ? 2 : 3; 3670 break; 3671 case 0x1b : /* DVD+R */ 3672 case 0x2b : /* DVD+R Dual layer */ 3673 case 0x51 : /* HD DVD-R */ 3674 case 0x41 : /* BD-R Sequential recording (SRM) */ 3675 func = close ? 2 : 6; 3676 break; 3677 case 0x12 : /* DVD-RAM */ 3678 case 0x1a : /* DVD+RW */ 3679 case 0x2a : /* DVD+RW Dual layer */ 3680 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3681 case 0x43 : /* BD-RE */ 3682 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 3683 return EINVAL; 3684 default: 3685 printf("MMC close/finalise passed wrong device type! (%d)\n", 3686 mmc_profile); 3687 return EINVAL; 3688 } 3689 3690 return mmc_doclose(periph, mmc_op->sessionnr, func); 3691} 3692 3693static int 3694mmc_do_reserve_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3695{ 3696 struct scsipi_reserve_track reserve_cmd; 3697 uint32_t extent; 3698 int error, flags; 3699 3700 /* TODO make mmc safeguards? */ 3701 extent = mmc_op->extent; 3702 /* TODO min/max support? */ 3703 3704 /* set up SCSI call with requested space */ 3705 flags = XS_CTL_DATA_OUT; 3706 memset(&reserve_cmd, 0, sizeof(reserve_cmd)); 3707 reserve_cmd.opcode = RESERVE_TRACK; 3708 _lto4b(extent, reserve_cmd.reservation_size); 3709 3710 error = scsipi_command(periph, 3711 (void *) &reserve_cmd, sizeof(reserve_cmd), 3712 NULL, 0, 3713 CDRETRIES, 30000, NULL, flags); 3714 3715 return error; 3716} 3717 3718static int 3719mmc_do_reserve_track_nwa(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3720{ 3721 /* XXX assumes that NWA given is valid */ 3722 switch (mmc_op->mmc_profile) { 3723 case 0x09 : /* CD-R */ 3724 /* XXX unknown boundary checks XXX */ 3725 if (mmc_op->extent <= 152) 3726 return EINVAL; 3727 /* CD-R takes 152 sectors to close track */ 3728 mmc_op->extent -= 152; 3729 return mmc_do_reserve_track(periph, mmc_op); 3730 case 0x11 : /* DVD-R (DL) */ 3731 case 0x1b : /* DVD+R */ 3732 case 0x2b : /* DVD+R Dual layer */ 3733 if (mmc_op->extent % 16) 3734 return EINVAL; 3735 /* upto one ECC block of 16 sectors lost */ 3736 mmc_op->extent -= 16; 3737 return mmc_do_reserve_track(periph, mmc_op); 3738 case 0x41 : /* BD-R Sequential recording (SRM) */ 3739 case 0x51 : /* HD DVD-R */ 3740 if (mmc_op->extent % 32) 3741 return EINVAL; 3742 /* one ECC block of 32 sectors lost (AFAIK) */ 3743 mmc_op->extent -= 32; 3744 return mmc_do_reserve_track(periph, mmc_op); 3745 } 3746 3747 /* unknown behaviour or invalid disc type */ 3748 return EINVAL; 3749} 3750 3751static int 3752mmc_do_repair_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3753{ 3754 struct scsipi_repair_track repair_cmd; 3755 int error, flags; 3756 3757 /* TODO make mmc safeguards? */ 3758 3759 /* set up SCSI call with track number */ 3760 flags = XS_CTL_DATA_OUT; 3761 memset(&repair_cmd, 0, sizeof(repair_cmd)); 3762 repair_cmd.opcode = REPAIR_TRACK; 3763 _lto2b(mmc_op->tracknr, repair_cmd.tracknr); 3764 3765 error = scsipi_command(periph, 3766 (void *) &repair_cmd, sizeof(repair_cmd), 3767 NULL, 0, 3768 CDRETRIES, 30000, NULL, flags); 3769 3770 return error; 3771} 3772 3773static int 3774mmc_do_op(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3775{ 3776 /* guard operation value */ 3777 if (mmc_op->operation < 1 || mmc_op->operation > MMC_OP_MAX) 3778 return EINVAL; 3779 3780 /* synchronise cache is special since it doesn't rely on mmc_profile */ 3781 if (mmc_op->operation == MMC_OP_SYNCHRONISECACHE) 3782 return cdcachesync(periph, 0); 3783 3784 /* zero mmc_profile means unknown disc so operations are not defined */ 3785 if (mmc_op->mmc_profile == 0) { 3786#ifdef DEBUG 3787 printf("mmc_do_op called with mmc_profile = 0\n"); 3788#endif 3789 return EINVAL; 3790 } 3791 3792 /* do the operations */ 3793 switch (mmc_op->operation) { 3794 case MMC_OP_CLOSETRACK : 3795 return mmc_do_closetrack(periph, mmc_op); 3796 case MMC_OP_CLOSESESSION : 3797 case MMC_OP_FINALISEDISC : 3798 return mmc_do_close_or_finalise(periph, mmc_op); 3799 case MMC_OP_RESERVETRACK : 3800 return mmc_do_reserve_track(periph, mmc_op); 3801 case MMC_OP_RESERVETRACK_NWA : 3802 return mmc_do_reserve_track_nwa(periph, mmc_op); 3803 case MMC_OP_REPAIRTRACK : 3804 return mmc_do_repair_track(periph, mmc_op); 3805 case MMC_OP_UNCLOSELASTSESSION : 3806 /* TODO unclose last session support */ 3807 return EINVAL; 3808 default : 3809 printf("mmc_do_op: unhandled operation %d\n", mmc_op->operation); 3810 } 3811 3812 return EINVAL; 3813} 3814 3815static int 3816mmc_setup_writeparams(struct scsipi_periph *periph, 3817 struct mmc_writeparams *mmc_writeparams) 3818{ 3819 struct mmc_trackinfo trackinfo; 3820 uint8_t blob[MS5LEN]; 3821 uint8_t *page5; 3822 int flags, error; 3823 int track_mode, data_mode; 3824 3825 /* setup mode page 5 for CD only */ 3826 if (mmc_writeparams->mmc_class != MMC_CLASS_CD) 3827 return 0; 3828 3829 memset(blob, 0, sizeof(blob)); 3830 page5 = blob+8; 3831 3832 /* read mode page 5 (with header) */ 3833 flags = XS_CTL_DATA_IN; 3834 error = scsipi_mode_sense_big(periph, SMS_PF, 5, (void *)blob, 3835 sizeof(blob), flags, CDRETRIES, 20000); 3836 if (error) 3837 return error; 3838 3839 /* set page length for reasurance */ 3840 page5[1] = P5LEN; /* page length */ 3841 3842 /* write type packet/incremental */ 3843 page5[2] &= 0xf0; 3844 3845 /* set specified mode parameters */ 3846 track_mode = mmc_writeparams->track_mode; 3847 data_mode = mmc_writeparams->data_mode; 3848 if (track_mode <= 0 || track_mode > 15) 3849 return EINVAL; 3850 if (data_mode < 1 || data_mode > 2) 3851 return EINVAL; 3852 3853 /* if a tracknr is passed, setup according to the track */ 3854 if (mmc_writeparams->tracknr > 0) { 3855 trackinfo.tracknr = mmc_writeparams->tracknr; 3856 error = mmc_gettrackinfo(periph, &trackinfo); 3857 if (error) 3858 return error; 3859 if ((trackinfo.flags & MMC_TRACKINFO_BLANK) == 0) { 3860 track_mode = trackinfo.track_mode; 3861 data_mode = trackinfo.data_mode; 3862 } 3863 mmc_writeparams->blockingnr = trackinfo.packet_size; 3864 } 3865 3866 /* copy track mode and data mode from trackinfo */ 3867 page5[3] &= 16; /* keep only `Copy' bit */ 3868 page5[3] |= (3 << 6) | track_mode; 3869 page5[4] &= 0xf0; /* wipe data block type */ 3870 if (data_mode == 1) { 3871 /* select ISO mode 1 (CD only) */ 3872 page5[4] |= 8; 3873 /* select session format normal disc (CD only) */ 3874 page5[8] = 0; 3875 } else { 3876 /* select ISO mode 2; XA form 1 (CD only) */ 3877 page5[4] |= 10; 3878 /* select session format CD-ROM XA disc (CD only) */ 3879 page5[8] = 0x20; 3880 } 3881 if (mmc_writeparams->mmc_cur & MMC_CAP_SEQUENTIAL) { 3882 if (mmc_writeparams->mmc_cur & MMC_CAP_ZEROLINKBLK) { 3883 /* set BUFE buffer underrun protection */ 3884 page5[2] |= 1<<6; 3885 } 3886 /* allow for multi session */ 3887 page5[3] |= 3 << 6; 3888 } else { 3889 /* select fixed packets */ 3890 page5[3] |= 1<<5; 3891 _lto4b(mmc_writeparams->blockingnr, &(page5[10])); 3892 } 3893 3894 /* write out updated mode page 5 (with header) */ 3895 flags = XS_CTL_DATA_OUT; 3896 error = scsipi_mode_select_big(periph, SMS_PF, (void *)blob, 3897 sizeof(blob), flags, CDRETRIES, 20000); 3898 if (error) 3899 return error; 3900 3901 return 0; 3902} 3903 3904static void 3905cd_set_geometry(struct cd_softc *cd) 3906{ 3907 struct disk_geom *dg = &cd->sc_dk.dk_geom; 3908 3909 memset(dg, 0, sizeof(*dg)); 3910 3911 dg->dg_secperunit = cd->params.disksize; 3912 dg->dg_secsize = cd->params.blksize; 3913 3914 disk_set_info(cd->sc_dev, &cd->sc_dk, NULL); 3915} 3916