1 /* $NetBSD: cd.c,v 1.292 2009/04/07 18:35:17 dyoung 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 1.292 2009/04/07 18:35:17 dyoung Exp $"); 54 55 #include "rnd.h" 56 57 #include <sys/param.h> 58 #include <sys/systm.h> 59 #include <sys/kernel.h> 60 #include <sys/file.h> 61 #include <sys/stat.h> 62 #include <sys/ioctl.h> 63 #include <sys/buf.h> 64 #include <sys/bufq.h> 65 #include <sys/uio.h> 66 #include <sys/malloc.h> 67 #include <sys/errno.h> 68 #include <sys/device.h> 69 #include <sys/disklabel.h> 70 #include <sys/disk.h> 71 #include <sys/cdio.h> 72 #include <sys/dvdio.h> 73 #include <sys/scsiio.h> 74 #include <sys/proc.h> 75 #include <sys/conf.h> 76 #include <sys/vnode.h> 77 #if NRND > 0 78 #include <sys/rnd.h> 79 #endif 80 81 #include <dev/scsipi/scsi_spc.h> 82 #include <dev/scsipi/scsipi_all.h> 83 #include <dev/scsipi/scsipi_cd.h> 84 #include <dev/scsipi/scsipi_disk.h> /* rw_big and start_stop come */ 85 #include <dev/scsipi/scsi_all.h> 86 /* from there */ 87 #include <dev/scsipi/scsi_disk.h> /* rw comes from there */ 88 #include <dev/scsipi/scsipiconf.h> 89 #include <dev/scsipi/scsipi_base.h> 90 #include <dev/scsipi/cdvar.h> 91 92 #include <prop/proplib.h> 93 94 #define CDUNIT(z) DISKUNIT(z) 95 #define CDPART(z) DISKPART(z) 96 #define CDMINOR(unit, part) DISKMINOR(unit, part) 97 #define MAKECDDEV(maj, unit, part) MAKEDISKDEV(maj, unit, part) 98 99 #define MAXTRACK 99 100 #define CD_BLOCK_OFFSET 150 101 #define CD_FRAMES 75 102 #define CD_SECS 60 103 104 #define CD_TOC_FORM 0 /* formatted TOC, exposed to userland */ 105 #define CD_TOC_MSINFO 1 /* multi-session info */ 106 #define CD_TOC_RAW 2 /* raw TOC as on disc, unprocessed */ 107 #define CD_TOC_PMA 3 /* PMA, used as intermediate (rare use) */ 108 #define CD_TOC_ATIP 4 /* pressed space of recordable */ 109 #define CD_TOC_CDTEXT 5 /* special CD-TEXT, rarely used */ 110 111 #define P5LEN 0x32 112 #define MS5LEN (P5LEN + 8 + 2) 113 114 struct cd_formatted_toc { 115 struct ioc_toc_header header; 116 struct cd_toc_entry entries[MAXTRACK+1]; /* One extra for the */ 117 /* leadout */ 118 }; 119 120 struct cdbounce { 121 struct buf *obp; /* original buf */ 122 int doff; /* byte offset in orig. buf */ 123 int soff; /* byte offset in bounce buf */ 124 int resid; /* residual i/o in orig. buf */ 125 int bcount; /* actual obp bytes in bounce */ 126 }; 127 128 static void cdstart(struct scsipi_periph *); 129 static void cdrestart(void *); 130 static void cdminphys(struct buf *); 131 static void cdgetdefaultlabel(struct cd_softc *, struct cd_formatted_toc *, 132 struct disklabel *); 133 static void cdgetdisklabel(struct cd_softc *); 134 static void cddone(struct scsipi_xfer *, int); 135 static void cdbounce(struct buf *); 136 static int cd_interpret_sense(struct scsipi_xfer *); 137 static u_long cd_size(struct cd_softc *, int); 138 static int cd_play(struct cd_softc *, int, int); 139 static int cd_play_tracks(struct cd_softc *, struct cd_formatted_toc *, 140 int, int, int, int); 141 static int cd_play_msf(struct cd_softc *, int, int, int, int, int, int); 142 static int cd_pause(struct cd_softc *, int); 143 static int cd_reset(struct cd_softc *); 144 static int cd_read_subchannel(struct cd_softc *, int, int, int, 145 struct cd_sub_channel_info *, int, int); 146 static int cd_read_toc(struct cd_softc *, int, int, int, 147 struct cd_formatted_toc *, int, int, int); 148 static int cd_get_parms(struct cd_softc *, int); 149 static int cd_load_toc(struct cd_softc *, int, struct cd_formatted_toc *, int); 150 static int cdreadmsaddr(struct cd_softc *, struct cd_formatted_toc *,int *); 151 static int cdcachesync(struct scsipi_periph *periph, int flags); 152 153 static int dvd_auth(struct cd_softc *, dvd_authinfo *); 154 static int dvd_read_physical(struct cd_softc *, dvd_struct *); 155 static int dvd_read_copyright(struct cd_softc *, dvd_struct *); 156 static int dvd_read_disckey(struct cd_softc *, dvd_struct *); 157 static int dvd_read_bca(struct cd_softc *, dvd_struct *); 158 static int dvd_read_manufact(struct cd_softc *, dvd_struct *); 159 static int dvd_read_struct(struct cd_softc *, dvd_struct *); 160 161 static int cd_mode_sense(struct cd_softc *, u_int8_t, void *, size_t, int, 162 int, int *); 163 static int cd_mode_select(struct cd_softc *, u_int8_t, void *, size_t, 164 int, int); 165 static int cd_setchan(struct cd_softc *, int, int, int, int, int); 166 static int cd_getvol(struct cd_softc *, struct ioc_vol *, int); 167 static int cd_setvol(struct cd_softc *, const struct ioc_vol *, int); 168 static int cd_set_pa_immed(struct cd_softc *, int); 169 static int cd_load_unload(struct cd_softc *, struct ioc_load_unload *); 170 static int cd_setblksize(struct cd_softc *); 171 172 static int cdmatch(device_t, cfdata_t, void *); 173 static void cdattach(device_t, device_t, void *); 174 static int cdactivate(device_t, enum devact); 175 static int cddetach(device_t, int); 176 177 static int mmc_getdiscinfo(struct scsipi_periph *, struct mmc_discinfo *); 178 static int mmc_gettrackinfo(struct scsipi_periph *, struct mmc_trackinfo *); 179 static int mmc_do_op(struct scsipi_periph *, struct mmc_op *); 180 static int mmc_setup_writeparams(struct scsipi_periph *, struct mmc_writeparams *); 181 182 static void cd_set_properties(struct cd_softc *); 183 184 CFATTACH_DECL3_NEW(cd, sizeof(struct cd_softc), cdmatch, cdattach, cddetach, 185 cdactivate, NULL, NULL, DVF_DETACH_SHUTDOWN); 186 187 extern struct cfdriver cd_cd; 188 189 static const struct scsipi_inquiry_pattern cd_patterns[] = { 190 {T_CDROM, T_REMOV, 191 "", "", ""}, 192 {T_WORM, T_REMOV, 193 "", "", ""}, 194 #if 0 195 {T_CDROM, T_REMOV, /* more luns */ 196 "PIONEER ", "CD-ROM DRM-600 ", ""}, 197 #endif 198 {T_DIRECT, T_REMOV, 199 "NEC CD-ROM DRIVE:260", "", ""}, 200 }; 201 202 static dev_type_open(cdopen); 203 static dev_type_close(cdclose); 204 static dev_type_read(cdread); 205 static dev_type_write(cdwrite); 206 static dev_type_ioctl(cdioctl); 207 static dev_type_strategy(cdstrategy); 208 static dev_type_dump(cddump); 209 static dev_type_size(cdsize); 210 211 const struct bdevsw cd_bdevsw = { 212 cdopen, cdclose, cdstrategy, cdioctl, cddump, cdsize, D_DISK 213 }; 214 215 const struct cdevsw cd_cdevsw = { 216 cdopen, cdclose, cdread, cdwrite, cdioctl, 217 nostop, notty, nopoll, nommap, nokqfilter, D_DISK 218 }; 219 220 static struct dkdriver cddkdriver = { cdstrategy, NULL }; 221 222 static const struct scsipi_periphsw cd_switch = { 223 cd_interpret_sense, /* use our error handler first */ 224 cdstart, /* we have a queue, which is started by this */ 225 NULL, /* we do not have an async handler */ 226 cddone, /* deal with stats at interrupt time */ 227 }; 228 229 /* 230 * The routine called by the low level scsi routine when it discovers 231 * A device suitable for this driver 232 */ 233 static int 234 cdmatch(device_t parent, cfdata_t match, void *aux) 235 { 236 struct scsipibus_attach_args *sa = aux; 237 int priority; 238 239 (void)scsipi_inqmatch(&sa->sa_inqbuf, 240 cd_patterns, sizeof(cd_patterns) / sizeof(cd_patterns[0]), 241 sizeof(cd_patterns[0]), &priority); 242 243 return (priority); 244 } 245 246 static void 247 cdattach(device_t parent, device_t self, void *aux) 248 { 249 struct cd_softc *cd = device_private(self); 250 struct scsipibus_attach_args *sa = aux; 251 struct scsipi_periph *periph = sa->sa_periph; 252 253 SC_DEBUG(periph, SCSIPI_DB2, ("cdattach: ")); 254 255 cd->sc_dev = self; 256 257 mutex_init(&cd->sc_lock, MUTEX_DEFAULT, IPL_NONE); 258 259 if (scsipi_periph_bustype(sa->sa_periph) == SCSIPI_BUSTYPE_SCSI && 260 periph->periph_version == 0) 261 cd->flags |= CDF_ANCIENT; 262 263 bufq_alloc(&cd->buf_queue, "disksort", BUFQ_SORT_RAWBLOCK); 264 265 callout_init(&cd->sc_callout, 0); 266 267 /* 268 * Store information needed to contact our base driver 269 */ 270 cd->sc_periph = periph; 271 272 periph->periph_dev = cd->sc_dev; 273 periph->periph_switch = &cd_switch; 274 275 /* 276 * Increase our openings to the maximum-per-periph 277 * supported by the adapter. This will either be 278 * clamped down or grown by the adapter if necessary. 279 */ 280 periph->periph_openings = 281 SCSIPI_CHAN_MAX_PERIPH(periph->periph_channel); 282 periph->periph_flags |= PERIPH_GROW_OPENINGS; 283 284 /* 285 * Initialize and attach the disk structure. 286 */ 287 disk_init(&cd->sc_dk, device_xname(cd->sc_dev), &cddkdriver); 288 disk_attach(&cd->sc_dk); 289 290 aprint_normal("\n"); 291 292 #if NRND > 0 293 rnd_attach_source(&cd->rnd_source, device_xname(cd->sc_dev), 294 RND_TYPE_DISK, 0); 295 #endif 296 297 if (!pmf_device_register(self, NULL, NULL)) 298 aprint_error_dev(self, "couldn't establish power handler\n"); 299 } 300 301 static int 302 cdactivate(device_t self, enum devact act) 303 { 304 int rv = 0; 305 306 switch (act) { 307 case DVACT_ACTIVATE: 308 rv = EOPNOTSUPP; 309 break; 310 311 case DVACT_DEACTIVATE: 312 /* 313 * Nothing to do; we key off the device's DVF_ACTIVE. 314 */ 315 break; 316 } 317 return (rv); 318 } 319 320 static int 321 cddetach(device_t self, int flags) 322 { 323 struct cd_softc *cd = device_private(self); 324 int s, bmaj, cmaj, i, mn; 325 326 /* locate the major number */ 327 bmaj = bdevsw_lookup_major(&cd_bdevsw); 328 cmaj = cdevsw_lookup_major(&cd_cdevsw); 329 /* Nuke the vnodes for any open instances */ 330 for (i = 0; i < MAXPARTITIONS; i++) { 331 mn = CDMINOR(device_unit(self), i); 332 vdevgone(bmaj, mn, mn, VBLK); 333 vdevgone(cmaj, mn, mn, VCHR); 334 } 335 336 /* kill any pending restart */ 337 callout_stop(&cd->sc_callout); 338 339 s = splbio(); 340 341 /* Kill off any queued buffers. */ 342 bufq_drain(cd->buf_queue); 343 344 bufq_free(cd->buf_queue); 345 346 /* Kill off any pending commands. */ 347 scsipi_kill_pending(cd->sc_periph); 348 349 splx(s); 350 351 mutex_destroy(&cd->sc_lock); 352 353 /* Detach from the disk list. */ 354 disk_detach(&cd->sc_dk); 355 disk_destroy(&cd->sc_dk); 356 357 #if NRND > 0 358 /* Unhook the entropy source. */ 359 rnd_detach_source(&cd->rnd_source); 360 #endif 361 362 return (0); 363 } 364 365 /* 366 * open the device. Make sure the partition info is a up-to-date as can be. 367 */ 368 static int 369 cdopen(dev_t dev, int flag, int fmt, struct lwp *l) 370 { 371 struct cd_softc *cd; 372 struct scsipi_periph *periph; 373 struct scsipi_adapter *adapt; 374 int part; 375 int error; 376 int rawpart; 377 378 cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 379 if (cd == NULL) 380 return (ENXIO); 381 382 periph = cd->sc_periph; 383 adapt = periph->periph_channel->chan_adapter; 384 part = CDPART(dev); 385 386 SC_DEBUG(periph, SCSIPI_DB1, 387 ("cdopen: dev=0x%"PRIu64" (unit %"PRIu32" (of %d), partition %"PRId32")\n",dev, 388 CDUNIT(dev), cd_cd.cd_ndevs, CDPART(dev))); 389 390 /* 391 * If this is the first open of this device, add a reference 392 * to the adapter. 393 */ 394 if (cd->sc_dk.dk_openmask == 0 && 395 (error = scsipi_adapter_addref(adapt)) != 0) 396 return (error); 397 398 mutex_enter(&cd->sc_lock); 399 400 rawpart = (part == RAW_PART && fmt == S_IFCHR); 401 if ((periph->periph_flags & PERIPH_OPEN) != 0) { 402 /* 403 * If any partition is open, but the disk has been invalidated, 404 * disallow further opens. 405 */ 406 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0 && 407 !rawpart) { 408 error = EIO; 409 goto bad3; 410 } 411 } else { 412 int silent; 413 414 if (rawpart) 415 silent = XS_CTL_SILENT; 416 else 417 silent = 0; 418 419 /* Check that it is still responding and ok. */ 420 error = scsipi_test_unit_ready(periph, 421 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 422 silent); 423 424 /* 425 * Start the pack spinning if necessary. Always allow the 426 * raw parition to be opened, for raw IOCTLs. Data transfers 427 * will check for SDEV_MEDIA_LOADED. 428 */ 429 if (error == EIO) { 430 int error2; 431 432 error2 = scsipi_start(periph, SSS_START, silent); 433 switch (error2) { 434 case 0: 435 error = 0; 436 break; 437 case EIO: 438 case EINVAL: 439 break; 440 default: 441 error = error2; 442 break; 443 } 444 } 445 if (error) { 446 if (rawpart) 447 goto out; 448 goto bad3; 449 } 450 451 periph->periph_flags |= PERIPH_OPEN; 452 453 /* Lock the pack in. */ 454 error = scsipi_prevent(periph, SPAMR_PREVENT_DT, 455 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 456 SC_DEBUG(periph, SCSIPI_DB1, 457 ("cdopen: scsipi_prevent, error=%d\n", error)); 458 if (error) { 459 if (rawpart) 460 goto out; 461 goto bad; 462 } 463 464 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 465 /* Load the physical device parameters. */ 466 if (cd_get_parms(cd, 0) != 0) { 467 if (rawpart) 468 goto out; 469 error = ENXIO; 470 goto bad; 471 } 472 periph->periph_flags |= PERIPH_MEDIA_LOADED; 473 SC_DEBUG(periph, SCSIPI_DB3, ("Params loaded ")); 474 475 /* Fabricate a disk label. */ 476 cdgetdisklabel(cd); 477 SC_DEBUG(periph, SCSIPI_DB3, ("Disklabel fabricated ")); 478 479 cd_set_properties(cd); 480 } 481 } 482 483 /* Check that the partition exists. */ 484 if (part != RAW_PART && 485 (part >= cd->sc_dk.dk_label->d_npartitions || 486 cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED)) { 487 error = ENXIO; 488 goto bad; 489 } 490 491 out: /* Insure only one open at a time. */ 492 switch (fmt) { 493 case S_IFCHR: 494 cd->sc_dk.dk_copenmask |= (1 << part); 495 break; 496 case S_IFBLK: 497 cd->sc_dk.dk_bopenmask |= (1 << part); 498 break; 499 } 500 cd->sc_dk.dk_openmask = 501 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 502 503 SC_DEBUG(periph, SCSIPI_DB3, ("open complete\n")); 504 mutex_exit(&cd->sc_lock); 505 return (0); 506 507 bad: 508 if (cd->sc_dk.dk_openmask == 0) { 509 scsipi_prevent(periph, SPAMR_ALLOW, 510 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 511 periph->periph_flags &= ~PERIPH_OPEN; 512 } 513 514 bad3: 515 mutex_exit(&cd->sc_lock); 516 if (cd->sc_dk.dk_openmask == 0) 517 scsipi_adapter_delref(adapt); 518 return (error); 519 } 520 521 /* 522 * close the device.. only called if we are the LAST 523 * occurence of an open device 524 */ 525 static int 526 cdclose(dev_t dev, int flag, int fmt, struct lwp *l) 527 { 528 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 529 struct scsipi_periph *periph = cd->sc_periph; 530 struct scsipi_adapter *adapt = periph->periph_channel->chan_adapter; 531 int part = CDPART(dev); 532 533 mutex_enter(&cd->sc_lock); 534 535 switch (fmt) { 536 case S_IFCHR: 537 cd->sc_dk.dk_copenmask &= ~(1 << part); 538 break; 539 case S_IFBLK: 540 cd->sc_dk.dk_bopenmask &= ~(1 << part); 541 break; 542 } 543 cd->sc_dk.dk_openmask = 544 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 545 546 if (cd->sc_dk.dk_openmask == 0) { 547 /* synchronise caches on last close */ 548 cdcachesync(periph, 0); 549 550 /* drain outstanding calls */ 551 scsipi_wait_drain(periph); 552 553 scsipi_prevent(periph, SPAMR_ALLOW, 554 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 555 XS_CTL_IGNORE_NOT_READY); 556 periph->periph_flags &= ~PERIPH_OPEN; 557 558 scsipi_wait_drain(periph); 559 560 scsipi_adapter_delref(adapt); 561 } 562 563 mutex_exit(&cd->sc_lock); 564 return (0); 565 } 566 567 /* 568 * Actually translate the requested transfer into one the physical driver can 569 * understand. The transfer is described by a buf and will include only one 570 * physical transfer. 571 */ 572 static void 573 cdstrategy(struct buf *bp) 574 { 575 struct cd_softc *cd = device_lookup_private(&cd_cd,CDUNIT(bp->b_dev)); 576 struct disklabel *lp; 577 struct scsipi_periph *periph = cd->sc_periph; 578 daddr_t blkno; 579 int s; 580 581 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdstrategy ")); 582 SC_DEBUG(cd->sc_periph, SCSIPI_DB1, 583 ("%d bytes @ blk %" PRId64 "\n", bp->b_bcount, bp->b_blkno)); 584 /* 585 * If the device has been made invalid, error out 586 * maybe the media changed 587 */ 588 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 589 if (periph->periph_flags & PERIPH_OPEN) 590 bp->b_error = EIO; 591 else 592 bp->b_error = ENODEV; 593 goto done; 594 } 595 596 lp = cd->sc_dk.dk_label; 597 598 /* 599 * The transfer must be a whole number of blocks, offset must not 600 * be negative. 601 */ 602 if ((bp->b_bcount % lp->d_secsize) != 0 || 603 bp->b_blkno < 0 ) { 604 bp->b_error = EINVAL; 605 goto done; 606 } 607 /* 608 * If it's a null transfer, return immediately 609 */ 610 if (bp->b_bcount == 0) 611 goto done; 612 613 /* 614 * Do bounds checking, adjust transfer. if error, process. 615 * If end of partition, just return. 616 */ 617 if (CDPART(bp->b_dev) == RAW_PART) { 618 if (bounds_check_with_mediasize(bp, DEV_BSIZE, 619 cd->params.disksize512) <= 0) 620 goto done; 621 } else { 622 if (bounds_check_with_label(&cd->sc_dk, bp, 623 (cd->flags & (CDF_WLABEL|CDF_LABELLING)) != 0) <= 0) 624 goto done; 625 } 626 627 /* 628 * Now convert the block number to absolute and put it in 629 * terms of the device's logical block size. 630 */ 631 blkno = bp->b_blkno / (lp->d_secsize / DEV_BSIZE); 632 if (CDPART(bp->b_dev) != RAW_PART) 633 blkno += lp->d_partitions[CDPART(bp->b_dev)].p_offset; 634 635 bp->b_rawblkno = blkno; 636 637 /* 638 * If the disklabel sector size does not match the device 639 * sector size we may need to do some extra work. 640 */ 641 if (lp->d_secsize != cd->params.blksize) { 642 643 /* 644 * If the xfer is not a multiple of the device block size 645 * or it is not block aligned, we need to bounce it. 646 */ 647 if ((bp->b_bcount % cd->params.blksize) != 0 || 648 ((blkno * lp->d_secsize) % cd->params.blksize) != 0) { 649 struct cdbounce *bounce; 650 struct buf *nbp; 651 long count; 652 653 if ((bp->b_flags & B_READ) == 0) { 654 655 /* XXXX We don't support bouncing writes. */ 656 bp->b_error = EACCES; 657 goto done; 658 } 659 660 bounce = malloc(sizeof(*bounce), M_DEVBUF, M_NOWAIT); 661 if (!bounce) { 662 /* No memory -- fail the iop. */ 663 bp->b_error = ENOMEM; 664 goto done; 665 } 666 667 bounce->obp = bp; 668 bounce->resid = bp->b_bcount; 669 bounce->doff = 0; 670 count = ((blkno * lp->d_secsize) % cd->params.blksize); 671 bounce->soff = count; 672 count += bp->b_bcount; 673 count = roundup(count, cd->params.blksize); 674 bounce->bcount = bounce->resid; 675 if (count > MAXPHYS) { 676 bounce->bcount = MAXPHYS - bounce->soff; 677 count = MAXPHYS; 678 } 679 680 blkno = ((blkno * lp->d_secsize) / cd->params.blksize); 681 nbp = getiobuf(NULL, false); 682 if (!nbp) { 683 /* No memory -- fail the iop. */ 684 free(bounce, M_DEVBUF); 685 bp->b_error = ENOMEM; 686 goto done; 687 } 688 nbp->b_data = malloc(count, M_DEVBUF, M_NOWAIT); 689 if (!nbp->b_data) { 690 /* No memory -- fail the iop. */ 691 free(bounce, M_DEVBUF); 692 putiobuf(nbp); 693 bp->b_error = ENOMEM; 694 goto done; 695 } 696 697 /* Set up the IOP to the bounce buffer. */ 698 nbp->b_error = 0; 699 nbp->b_proc = bp->b_proc; 700 nbp->b_bcount = count; 701 nbp->b_bufsize = count; 702 nbp->b_rawblkno = blkno; 703 nbp->b_flags = bp->b_flags | B_READ; 704 nbp->b_oflags = bp->b_oflags; 705 nbp->b_cflags = bp->b_cflags; 706 nbp->b_iodone = cdbounce; 707 708 /* store bounce state in b_private and use new buf */ 709 nbp->b_private = bounce; 710 711 BIO_COPYPRIO(nbp, bp); 712 713 bp = nbp; 714 715 } else { 716 /* Xfer is aligned -- just adjust the start block */ 717 bp->b_rawblkno = (blkno * lp->d_secsize) / 718 cd->params.blksize; 719 } 720 } 721 s = splbio(); 722 723 /* 724 * Place it in the queue of disk activities for this disk. 725 * 726 * XXX Only do disksort() if the current operating mode does not 727 * XXX include tagged queueing. 728 */ 729 bufq_put(cd->buf_queue, bp); 730 731 /* 732 * Tell the device to get going on the transfer if it's 733 * not doing anything, otherwise just wait for completion 734 */ 735 cdstart(cd->sc_periph); 736 737 splx(s); 738 return; 739 740 done: 741 /* 742 * Correctly set the buf to indicate a completed xfer 743 */ 744 bp->b_resid = bp->b_bcount; 745 biodone(bp); 746 } 747 748 /* 749 * cdstart looks to see if there is a buf waiting for the device 750 * and that the device is not already busy. If both are true, 751 * It deques the buf and creates a scsi command to perform the 752 * transfer in the buf. The transfer request will call scsipi_done 753 * on completion, which will in turn call this routine again 754 * so that the next queued transfer is performed. 755 * The bufs are queued by the strategy routine (cdstrategy) 756 * 757 * This routine is also called after other non-queued requests 758 * have been made of the scsi driver, to ensure that the queue 759 * continues to be drained. 760 * 761 * must be called at the correct (highish) spl level 762 * cdstart() is called at splbio from cdstrategy, cdrestart and scsipi_done 763 */ 764 static void 765 cdstart(struct scsipi_periph *periph) 766 { 767 struct cd_softc *cd = device_private(periph->periph_dev); 768 struct buf *bp = 0; 769 struct scsipi_rw_10 cmd_big; 770 struct scsi_rw_6 cmd_small; 771 struct scsipi_generic *cmdp; 772 struct scsipi_xfer *xs; 773 int flags, nblks, cmdlen, error; 774 775 SC_DEBUG(periph, SCSIPI_DB2, ("cdstart ")); 776 /* 777 * Check if the device has room for another command 778 */ 779 while (periph->periph_active < periph->periph_openings) { 780 /* 781 * there is excess capacity, but a special waits 782 * It'll need the adapter as soon as we clear out of the 783 * way and let it run (user level wait). 784 */ 785 if (periph->periph_flags & PERIPH_WAITING) { 786 periph->periph_flags &= ~PERIPH_WAITING; 787 wakeup((void *)periph); 788 return; 789 } 790 791 /* 792 * If the device has become invalid, abort all the 793 * reads and writes until all files have been closed and 794 * re-opened 795 */ 796 if (__predict_false( 797 (periph->periph_flags & PERIPH_MEDIA_LOADED) == 0)) { 798 if ((bp = bufq_get(cd->buf_queue)) != NULL) { 799 bp->b_error = EIO; 800 bp->b_resid = bp->b_bcount; 801 biodone(bp); 802 continue; 803 } else { 804 return; 805 } 806 } 807 808 /* 809 * See if there is a buf with work for us to do.. 810 */ 811 if ((bp = bufq_peek(cd->buf_queue)) == NULL) 812 return; 813 814 /* 815 * We have a buf, now we should make a command. 816 */ 817 818 nblks = howmany(bp->b_bcount, cd->params.blksize); 819 820 /* 821 * Fill out the scsi command. If the transfer will 822 * fit in a "small" cdb, use it. 823 */ 824 if (((bp->b_rawblkno & 0x1fffff) == bp->b_rawblkno) && 825 ((nblks & 0xff) == nblks) && 826 !(periph->periph_quirks & PQUIRK_ONLYBIG)) { 827 /* 828 * We can fit in a small cdb. 829 */ 830 memset(&cmd_small, 0, sizeof(cmd_small)); 831 cmd_small.opcode = (bp->b_flags & B_READ) ? 832 SCSI_READ_6_COMMAND : SCSI_WRITE_6_COMMAND; 833 _lto3b(bp->b_rawblkno, cmd_small.addr); 834 cmd_small.length = nblks & 0xff; 835 cmdlen = sizeof(cmd_small); 836 cmdp = (struct scsipi_generic *)&cmd_small; 837 } else { 838 /* 839 * Need a large cdb. 840 */ 841 memset(&cmd_big, 0, sizeof(cmd_big)); 842 cmd_big.opcode = (bp->b_flags & B_READ) ? 843 READ_10 : WRITE_10; 844 _lto4b(bp->b_rawblkno, cmd_big.addr); 845 _lto2b(nblks, cmd_big.length); 846 cmdlen = sizeof(cmd_big); 847 cmdp = (struct scsipi_generic *)&cmd_big; 848 } 849 850 /* Instrumentation. */ 851 disk_busy(&cd->sc_dk); 852 853 /* 854 * Figure out what flags to use. 855 */ 856 flags = XS_CTL_NOSLEEP|XS_CTL_ASYNC|XS_CTL_SIMPLE_TAG; 857 if (bp->b_flags & B_READ) 858 flags |= XS_CTL_DATA_IN; 859 else 860 flags |= XS_CTL_DATA_OUT; 861 862 /* 863 * Call the routine that chats with the adapter. 864 * Note: we cannot sleep as we may be an interrupt 865 */ 866 xs = scsipi_make_xs(periph, cmdp, cmdlen, 867 (u_char *)bp->b_data, bp->b_bcount, 868 CDRETRIES, 30000, bp, flags); 869 if (__predict_false(xs == NULL)) { 870 /* 871 * out of memory. Keep this buffer in the queue, and 872 * retry later. 873 */ 874 callout_reset(&cd->sc_callout, hz / 2, cdrestart, 875 periph); 876 return; 877 } 878 /* 879 * need to dequeue the buffer before queuing the command, 880 * because cdstart may be called recursively from the 881 * HBA driver 882 */ 883 #ifdef DIAGNOSTIC 884 if (bufq_get(cd->buf_queue) != bp) 885 panic("cdstart(): dequeued wrong buf"); 886 #else 887 bufq_get(cd->buf_queue); 888 #endif 889 error = scsipi_execute_xs(xs); 890 /* with a scsipi_xfer preallocated, scsipi_command can't fail */ 891 KASSERT(error == 0); 892 } 893 } 894 895 static void 896 cdrestart(void *v) 897 { 898 int s = splbio(); 899 cdstart((struct scsipi_periph *)v); 900 splx(s); 901 } 902 903 static void 904 cddone(struct scsipi_xfer *xs, int error) 905 { 906 struct cd_softc *cd = device_private(xs->xs_periph->periph_dev); 907 struct buf *bp = xs->bp; 908 909 if (bp) { 910 /* note, bp->b_resid is NOT initialised */ 911 bp->b_error = error; 912 bp->b_resid = xs->resid; 913 if (error) { 914 /* on a read/write error bp->b_resid is zero, so fix */ 915 bp->b_resid = bp->b_bcount; 916 } 917 918 disk_unbusy(&cd->sc_dk, bp->b_bcount - bp->b_resid, 919 (bp->b_flags & B_READ)); 920 #if NRND > 0 921 rnd_add_uint32(&cd->rnd_source, bp->b_rawblkno); 922 #endif 923 924 biodone(bp); 925 } 926 } 927 928 static void 929 cdbounce(struct buf *bp) 930 { 931 struct cdbounce *bounce = (struct cdbounce *)bp->b_private; 932 struct buf *obp = bounce->obp; 933 struct cd_softc *cd = 934 device_lookup_private(&cd_cd, CDUNIT(obp->b_dev)); 935 struct disklabel *lp = cd->sc_dk.dk_label; 936 937 if (bp->b_error != 0) { 938 /* EEK propagate the error and free the memory */ 939 goto done; 940 } 941 942 KASSERT(obp->b_flags & B_READ); 943 944 /* copy bounce buffer to final destination */ 945 memcpy((char *)obp->b_data + bounce->doff, 946 (char *)bp->b_data + bounce->soff, bounce->bcount); 947 948 /* check if we need more I/O, i.e. bounce put us over MAXPHYS */ 949 KASSERT(bounce->resid >= bounce->bcount); 950 bounce->resid -= bounce->bcount; 951 if (bounce->resid > 0) { 952 struct buf *nbp; 953 daddr_t blkno; 954 long count; 955 int s; 956 957 blkno = obp->b_rawblkno + 958 ((obp->b_bcount - bounce->resid) / lp->d_secsize); 959 count = ((blkno * lp->d_secsize) % cd->params.blksize); 960 blkno = (blkno * lp->d_secsize) / cd->params.blksize; 961 bounce->soff = count; 962 bounce->doff += bounce->bcount; 963 count += bounce->resid; 964 count = roundup(count, cd->params.blksize); 965 bounce->bcount = bounce->resid; 966 if (count > MAXPHYS) { 967 bounce->bcount = MAXPHYS - bounce->soff; 968 count = MAXPHYS; 969 } 970 971 nbp = getiobuf(NULL, false); 972 if (!nbp) { 973 /* No memory -- fail the iop. */ 974 bp->b_error = ENOMEM; 975 goto done; 976 } 977 978 /* Set up the IOP to the bounce buffer. */ 979 nbp->b_error = 0; 980 nbp->b_proc = obp->b_proc; 981 nbp->b_bcount = count; 982 nbp->b_bufsize = count; 983 nbp->b_data = bp->b_data; 984 nbp->b_rawblkno = blkno; 985 nbp->b_flags = obp->b_flags | B_READ; 986 nbp->b_oflags = obp->b_oflags; 987 nbp->b_cflags = obp->b_cflags; 988 nbp->b_iodone = cdbounce; 989 990 /* store bounce state in b_private and use new buf */ 991 nbp->b_private = bounce; 992 993 BIO_COPYPRIO(nbp, obp); 994 995 bp->b_data = NULL; 996 putiobuf(bp); 997 998 /* enqueue the request and return */ 999 s = splbio(); 1000 bufq_put(cd->buf_queue, nbp); 1001 cdstart(cd->sc_periph); 1002 splx(s); 1003 1004 return; 1005 } 1006 1007 done: 1008 obp->b_error = bp->b_error; 1009 obp->b_resid = bp->b_resid; 1010 free(bp->b_data, M_DEVBUF); 1011 free(bounce, M_DEVBUF); 1012 bp->b_data = NULL; 1013 putiobuf(bp); 1014 biodone(obp); 1015 } 1016 1017 static int 1018 cd_interpret_sense(struct scsipi_xfer *xs) 1019 { 1020 struct scsipi_periph *periph = xs->xs_periph; 1021 struct scsi_sense_data *sense = &xs->sense.scsi_sense; 1022 int retval = EJUSTRETURN; 1023 1024 /* 1025 * If it isn't a extended or extended/deferred error, let 1026 * the generic code handle it. 1027 */ 1028 if (SSD_RCODE(sense->response_code) != SSD_RCODE_CURRENT && 1029 SSD_RCODE(sense->response_code) != SSD_RCODE_DEFERRED) 1030 return (retval); 1031 1032 /* 1033 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit 1034 * Is In The Process of Becoming Ready" (Sense code 0x04,0x01), then 1035 * wait a bit for the drive to spin up 1036 */ 1037 1038 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1039 (sense->asc == 0x04) && (sense->ascq == 0x01)) { 1040 /* 1041 * Sleep for 5 seconds to wait for the drive to spin up 1042 */ 1043 1044 SC_DEBUG(periph, SCSIPI_DB1, ("Waiting 5 sec for CD " 1045 "spinup\n")); 1046 if (!callout_pending(&periph->periph_callout)) 1047 scsipi_periph_freeze(periph, 1); 1048 callout_reset(&periph->periph_callout, 1049 5 * hz, scsipi_periph_timed_thaw, periph); 1050 retval = ERESTART; 1051 } 1052 1053 /* 1054 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit Not 1055 * Ready, Operation In Progress" (Sense code 0x04, 0x07), 1056 * then wait for the specified time 1057 */ 1058 1059 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1060 (sense->asc == 0x04) && (sense->ascq == 0x07)) { 1061 /* 1062 * we could listen to the delay; but it looks like the skey 1063 * data is not always returned. 1064 */ 1065 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1066 1067 /* wait for a half second and get going again */ 1068 if (!callout_pending(&periph->periph_callout)) 1069 scsipi_periph_freeze(periph, 1); 1070 callout_reset(&periph->periph_callout, 1071 hz/2, scsipi_periph_timed_thaw, periph); 1072 retval = ERESTART; 1073 } 1074 1075 /* 1076 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Long write in 1077 * progress" (Sense code 0x04, 0x08), then wait for the specified 1078 * time 1079 */ 1080 1081 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1082 (sense->asc == 0x04) && (sense->ascq == 0x08)) { 1083 /* 1084 * long write in process; we could listen to the delay; but it 1085 * looks like the skey data is not always returned. 1086 */ 1087 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1088 1089 /* wait for a half second and get going again */ 1090 if (!callout_pending(&periph->periph_callout)) 1091 scsipi_periph_freeze(periph, 1); 1092 callout_reset(&periph->periph_callout, 1093 hz/2, scsipi_periph_timed_thaw, periph); 1094 retval = ERESTART; 1095 } 1096 1097 return (retval); 1098 } 1099 1100 static void 1101 cdminphys(struct buf *bp) 1102 { 1103 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(bp->b_dev)); 1104 long xmax; 1105 1106 /* 1107 * If the device is ancient, we want to make sure that 1108 * the transfer fits into a 6-byte cdb. 1109 * 1110 * XXX Note that the SCSI-I spec says that 256-block transfers 1111 * are allowed in a 6-byte read/write, and are specified 1112 * by settng the "length" to 0. However, we're conservative 1113 * here, allowing only 255-block transfers in case an 1114 * ancient device gets confused by length == 0. A length of 0 1115 * in a 10-byte read/write actually means 0 blocks. 1116 */ 1117 if (cd->flags & CDF_ANCIENT) { 1118 xmax = cd->sc_dk.dk_label->d_secsize * 0xff; 1119 1120 if (bp->b_bcount > xmax) 1121 bp->b_bcount = xmax; 1122 } 1123 1124 (*cd->sc_periph->periph_channel->chan_adapter->adapt_minphys)(bp); 1125 } 1126 1127 static int 1128 cdread(dev_t dev, struct uio *uio, int ioflag) 1129 { 1130 return (physio(cdstrategy, NULL, dev, B_READ, cdminphys, uio)); 1131 } 1132 1133 static int 1134 cdwrite(dev_t dev, struct uio *uio, int ioflag) 1135 { 1136 return (physio(cdstrategy, NULL, dev, B_WRITE, cdminphys, uio)); 1137 } 1138 1139 #if 0 /* XXX Not used */ 1140 /* 1141 * conversion between minute-seconde-frame and logical block address 1142 * addresses format 1143 */ 1144 static void 1145 lba2msf(u_long lba, u_char *m, u_char *s, u_char *f) 1146 { 1147 u_long tmp; 1148 1149 tmp = lba + CD_BLOCK_OFFSET; /* offset of first logical frame */ 1150 tmp &= 0xffffff; /* negative lbas use only 24 bits */ 1151 *m = tmp / (CD_SECS * CD_FRAMES); 1152 tmp %= (CD_SECS * CD_FRAMES); 1153 *s = tmp / CD_FRAMES; 1154 *f = tmp % CD_FRAMES; 1155 } 1156 #endif /* XXX Not used */ 1157 1158 /* 1159 * Convert an hour:minute:second:frame address to a logical block adres. In 1160 * theory the number of secs/minute and number of frames/second could be 1161 * configured differently in the device as could the block offset but in 1162 * practice these values are rock solid and most drives don't even allow 1163 * theses values to be changed. 1164 */ 1165 static uint32_t 1166 hmsf2lba(uint8_t h, uint8_t m, uint8_t s, uint8_t f) 1167 { 1168 return (((((uint32_t) h * 60 + m) * CD_SECS) + s) * CD_FRAMES + f) 1169 - CD_BLOCK_OFFSET; 1170 } 1171 1172 static int 1173 cdreadmsaddr(struct cd_softc *cd, struct cd_formatted_toc *toc, int *addr) 1174 { 1175 struct scsipi_periph *periph = cd->sc_periph; 1176 int error; 1177 struct cd_toc_entry *cte; 1178 1179 error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, toc, 1180 sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry), 1181 XS_CTL_DATA_ONSTACK, 1182 0x40 /* control word for "get MS info" */); 1183 1184 if (error) 1185 return (error); 1186 1187 cte = &toc->entries[0]; 1188 if (periph->periph_quirks & PQUIRK_LITTLETOC) { 1189 cte->addr.lba = le32toh(cte->addr.lba); 1190 toc->header.len = le16toh(toc->header.len); 1191 } else { 1192 cte->addr.lba = be32toh(cte->addr.lba); 1193 toc->header.len = be16toh(toc->header.len); 1194 } 1195 1196 *addr = (toc->header.len >= 10 && cte->track > 1) ? 1197 cte->addr.lba : 0; 1198 return 0; 1199 } 1200 1201 /* synchronise caches code from sd.c, move to scsipi_ioctl.c ? */ 1202 static int 1203 cdcachesync(struct scsipi_periph *periph, int flags) { 1204 struct scsi_synchronize_cache_10 cmd; 1205 1206 /* 1207 * Issue a SYNCHRONIZE CACHE. MMC devices have to issue with address 0 1208 * and length 0 as it can't synchronise parts of the disc per spec. 1209 * We ignore ILLEGAL REQUEST in the event that the command is not 1210 * supported by the device, and poll for completion so that we know 1211 * that the cache has actually been flushed. 1212 * 1213 * XXX should we handle the PQUIRK_NOSYNCCACHE ? 1214 */ 1215 1216 memset(&cmd, 0, sizeof(cmd)); 1217 cmd.opcode = SCSI_SYNCHRONIZE_CACHE_10; 1218 1219 return (scsipi_command(periph, (void *)&cmd, sizeof(cmd), 0, 0, 1220 CDRETRIES, 30000, NULL, flags | XS_CTL_IGNORE_ILLEGAL_REQUEST)); 1221 } 1222 1223 static int 1224 do_cdioreadentries(struct cd_softc *cd, struct ioc_read_toc_entry *te, 1225 struct cd_formatted_toc *toc) 1226 { 1227 /* READ TOC format 0 command, entries */ 1228 struct ioc_toc_header *th; 1229 struct cd_toc_entry *cte; 1230 u_int len = te->data_len; 1231 int ntracks; 1232 int error; 1233 1234 th = &toc->header; 1235 1236 if (len > sizeof(toc->entries) || 1237 len < sizeof(toc->entries[0])) 1238 return (EINVAL); 1239 error = cd_read_toc(cd, CD_TOC_FORM, te->address_format, 1240 te->starting_track, toc, 1241 sizeof(toc->header) + len, 1242 XS_CTL_DATA_ONSTACK, 0); 1243 if (error) 1244 return (error); 1245 if (te->address_format == CD_LBA_FORMAT) 1246 for (ntracks = 1247 th->ending_track - th->starting_track + 1; 1248 ntracks >= 0; ntracks--) { 1249 cte = &toc->entries[ntracks]; 1250 cte->addr_type = CD_LBA_FORMAT; 1251 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1252 cte->addr.lba = le32toh(cte->addr.lba); 1253 else 1254 cte->addr.lba = be32toh(cte->addr.lba); 1255 } 1256 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1257 th->len = le16toh(th->len); 1258 else 1259 th->len = be16toh(th->len); 1260 return 0; 1261 } 1262 1263 /* 1264 * Perform special action on behalf of the user. 1265 * Knows about the internals of this device 1266 */ 1267 static int 1268 cdioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 1269 { 1270 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 1271 struct scsipi_periph *periph = cd->sc_periph; 1272 struct cd_formatted_toc toc; 1273 int part = CDPART(dev); 1274 int error = 0; 1275 int s; 1276 #ifdef __HAVE_OLD_DISKLABEL 1277 struct disklabel *newlabel = NULL; 1278 #endif 1279 1280 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdioctl 0x%lx ", cmd)); 1281 1282 /* 1283 * If the device is not valid, some IOCTLs can still be 1284 * handled on the raw partition. Check this here. 1285 */ 1286 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 1287 switch (cmd) { 1288 case DIOCWLABEL: 1289 case DIOCLOCK: 1290 case ODIOCEJECT: 1291 case DIOCEJECT: 1292 case DIOCCACHESYNC: 1293 case SCIOCIDENTIFY: 1294 case OSCIOCIDENTIFY: 1295 case SCIOCCOMMAND: 1296 case SCIOCDEBUG: 1297 case CDIOCGETVOL: 1298 case CDIOCSETVOL: 1299 case CDIOCSETMONO: 1300 case CDIOCSETSTEREO: 1301 case CDIOCSETMUTE: 1302 case CDIOCSETLEFT: 1303 case CDIOCSETRIGHT: 1304 case CDIOCCLOSE: 1305 case CDIOCEJECT: 1306 case CDIOCALLOW: 1307 case CDIOCPREVENT: 1308 case CDIOCSETDEBUG: 1309 case CDIOCCLRDEBUG: 1310 case CDIOCRESET: 1311 case SCIOCRESET: 1312 case CDIOCLOADUNLOAD: 1313 case DVD_AUTH: 1314 case DVD_READ_STRUCT: 1315 case DIOCGSTRATEGY: 1316 case DIOCSSTRATEGY: 1317 if (part == RAW_PART) 1318 break; 1319 /* FALLTHROUGH */ 1320 default: 1321 if ((periph->periph_flags & PERIPH_OPEN) == 0) 1322 return (ENODEV); 1323 else 1324 return (EIO); 1325 } 1326 } 1327 1328 switch (cmd) { 1329 case DIOCGDINFO: 1330 *(struct disklabel *)addr = *(cd->sc_dk.dk_label); 1331 return (0); 1332 #ifdef __HAVE_OLD_DISKLABEL 1333 case ODIOCGDINFO: 1334 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1335 if (newlabel == NULL) 1336 return (EIO); 1337 memcpy(newlabel, cd->sc_dk.dk_label, sizeof (*newlabel)); 1338 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1339 error = ENOTTY; 1340 else 1341 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1342 free(newlabel, M_TEMP); 1343 return error; 1344 #endif 1345 1346 case DIOCGPART: 1347 ((struct partinfo *)addr)->disklab = cd->sc_dk.dk_label; 1348 ((struct partinfo *)addr)->part = 1349 &cd->sc_dk.dk_label->d_partitions[part]; 1350 return (0); 1351 1352 case DIOCWDINFO: 1353 case DIOCSDINFO: 1354 #ifdef __HAVE_OLD_DISKLABEL 1355 case ODIOCWDINFO: 1356 case ODIOCSDINFO: 1357 #endif 1358 { 1359 struct disklabel *lp; 1360 1361 if ((flag & FWRITE) == 0) 1362 return (EBADF); 1363 1364 #ifdef __HAVE_OLD_DISKLABEL 1365 if (cmd == ODIOCSDINFO || cmd == ODIOCWDINFO) { 1366 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1367 if (newlabel == NULL) 1368 return (EIO); 1369 memset(newlabel, 0, sizeof newlabel); 1370 memcpy(newlabel, addr, sizeof (struct olddisklabel)); 1371 lp = newlabel; 1372 } else 1373 #endif 1374 lp = addr; 1375 1376 mutex_enter(&cd->sc_lock); 1377 cd->flags |= CDF_LABELLING; 1378 1379 error = setdisklabel(cd->sc_dk.dk_label, 1380 lp, /*cd->sc_dk.dk_openmask : */0, 1381 cd->sc_dk.dk_cpulabel); 1382 if (error == 0) { 1383 /* XXX ? */ 1384 } 1385 1386 cd->flags &= ~CDF_LABELLING; 1387 mutex_exit(&cd->sc_lock); 1388 #ifdef __HAVE_OLD_DISKLABEL 1389 if (newlabel != NULL) 1390 free(newlabel, M_TEMP); 1391 #endif 1392 return (error); 1393 } 1394 1395 case DIOCWLABEL: 1396 return (EBADF); 1397 1398 case DIOCGDEFLABEL: 1399 cdgetdefaultlabel(cd, &toc, addr); 1400 return (0); 1401 1402 #ifdef __HAVE_OLD_DISKLABEL 1403 case ODIOCGDEFLABEL: 1404 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1405 if (newlabel == NULL) 1406 return (EIO); 1407 cdgetdefaultlabel(cd, &toc, newlabel); 1408 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1409 error = ENOTTY; 1410 else 1411 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1412 free(newlabel, M_TEMP); 1413 return error; 1414 #endif 1415 1416 case CDIOCPLAYTRACKS: { 1417 /* PLAY_MSF command */ 1418 struct ioc_play_track *args = addr; 1419 1420 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1421 return (error); 1422 return (cd_play_tracks(cd, &toc, args->start_track, 1423 args->start_index, args->end_track, args->end_index)); 1424 } 1425 case CDIOCPLAYMSF: { 1426 /* PLAY_MSF command */ 1427 struct ioc_play_msf *args = addr; 1428 1429 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1430 return (error); 1431 return (cd_play_msf(cd, args->start_m, args->start_s, 1432 args->start_f, args->end_m, args->end_s, args->end_f)); 1433 } 1434 case CDIOCPLAYBLOCKS: { 1435 /* PLAY command */ 1436 struct ioc_play_blocks *args = addr; 1437 1438 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1439 return (error); 1440 return (cd_play(cd, args->blk, args->len)); 1441 } 1442 case CDIOCREADSUBCHANNEL: { 1443 /* READ_SUBCHANNEL command */ 1444 struct ioc_read_subchannel *args = addr; 1445 struct cd_sub_channel_info data; 1446 u_int len = args->data_len; 1447 1448 if (len > sizeof(data) || 1449 len < sizeof(struct cd_sub_channel_header)) 1450 return (EINVAL); 1451 error = cd_read_subchannel(cd, args->address_format, 1452 args->data_format, args->track, &data, len, 1453 XS_CTL_DATA_ONSTACK); 1454 if (error) 1455 return (error); 1456 len = min(len, _2btol(data.header.data_len) + 1457 sizeof(struct cd_sub_channel_header)); 1458 return (copyout(&data, args->data, len)); 1459 } 1460 case CDIOCREADSUBCHANNEL_BUF: { 1461 /* As CDIOCREADSUBCHANNEL, but without a 2nd buffer area */ 1462 struct ioc_read_subchannel_buf *args = addr; 1463 if (args->req.data_len != sizeof args->info) 1464 return EINVAL; 1465 return cd_read_subchannel(cd, args->req.address_format, 1466 args->req.data_format, args->req.track, &args->info, 1467 sizeof args->info, XS_CTL_DATA_ONSTACK); 1468 } 1469 case CDIOREADTOCHEADER: { 1470 /* READ TOC format 0 command, static header */ 1471 if ((error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, 1472 &toc, sizeof(toc.header), 1473 XS_CTL_DATA_ONSTACK, 0)) != 0) 1474 return (error); 1475 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1476 toc.header.len = le16toh(toc.header.len); 1477 else 1478 toc.header.len = be16toh(toc.header.len); 1479 memcpy(addr, &toc.header, sizeof(toc.header)); 1480 return (0); 1481 } 1482 case CDIOREADTOCENTRYS: { 1483 struct ioc_read_toc_entry *te = addr; 1484 error = do_cdioreadentries(cd, te, &toc); 1485 if (error != 0) 1486 return error; 1487 return copyout(toc.entries, te->data, min(te->data_len, 1488 toc.header.len - (sizeof(toc.header.starting_track) 1489 + sizeof(toc.header.ending_track)))); 1490 } 1491 case CDIOREADTOCENTRIES_BUF: { 1492 struct ioc_read_toc_entry_buf *te = addr; 1493 error = do_cdioreadentries(cd, &te->req, &toc); 1494 if (error != 0) 1495 return error; 1496 memcpy(te->entry, toc.entries, min(te->req.data_len, 1497 toc.header.len - (sizeof(toc.header.starting_track) 1498 + sizeof(toc.header.ending_track)))); 1499 return 0; 1500 } 1501 case CDIOREADMSADDR: { 1502 /* READ TOC format 0 command, length of first track only */ 1503 int sessno = *(int*)addr; 1504 1505 if (sessno != 0) 1506 return (EINVAL); 1507 1508 return (cdreadmsaddr(cd, &toc, addr)); 1509 } 1510 case CDIOCSETPATCH: { 1511 struct ioc_patch *arg = addr; 1512 1513 return (cd_setchan(cd, arg->patch[0], arg->patch[1], 1514 arg->patch[2], arg->patch[3], 0)); 1515 } 1516 case CDIOCGETVOL: { 1517 /* MODE SENSE command (AUDIO page) */ 1518 struct ioc_vol *arg = addr; 1519 1520 return (cd_getvol(cd, arg, 0)); 1521 } 1522 case CDIOCSETVOL: { 1523 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1524 struct ioc_vol *arg = addr; 1525 1526 return (cd_setvol(cd, arg, 0)); 1527 } 1528 case CDIOCSETMONO: 1529 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1530 return (cd_setchan(cd, BOTH_CHANNEL, BOTH_CHANNEL, 1531 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1532 1533 case CDIOCSETSTEREO: 1534 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1535 return (cd_setchan(cd, LEFT_CHANNEL, RIGHT_CHANNEL, 1536 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1537 1538 case CDIOCSETMUTE: 1539 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1540 return (cd_setchan(cd, MUTE_CHANNEL, MUTE_CHANNEL, 1541 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1542 1543 case CDIOCSETLEFT: 1544 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1545 return (cd_setchan(cd, LEFT_CHANNEL, LEFT_CHANNEL, 1546 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1547 1548 case CDIOCSETRIGHT: 1549 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1550 return (cd_setchan(cd, RIGHT_CHANNEL, RIGHT_CHANNEL, 1551 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1552 1553 case CDIOCRESUME: 1554 /* PAUSE command */ 1555 return (cd_pause(cd, PA_RESUME)); 1556 case CDIOCPAUSE: 1557 /* PAUSE command */ 1558 return (cd_pause(cd, PA_PAUSE)); 1559 case CDIOCSTART: 1560 return (scsipi_start(periph, SSS_START, 0)); 1561 case CDIOCSTOP: 1562 return (scsipi_start(periph, SSS_STOP, 0)); 1563 case CDIOCCLOSE: 1564 return (scsipi_start(periph, SSS_START|SSS_LOEJ, 1565 XS_CTL_IGNORE_NOT_READY | XS_CTL_IGNORE_MEDIA_CHANGE)); 1566 case DIOCEJECT: 1567 if (*(int *)addr == 0) { 1568 /* 1569 * Don't force eject: check that we are the only 1570 * partition open. If so, unlock it. 1571 */ 1572 if ((cd->sc_dk.dk_openmask & ~(1 << part)) == 0 && 1573 cd->sc_dk.dk_bopenmask + cd->sc_dk.dk_copenmask == 1574 cd->sc_dk.dk_openmask) { 1575 error = scsipi_prevent(periph, SPAMR_ALLOW, 1576 XS_CTL_IGNORE_NOT_READY); 1577 if (error) 1578 return (error); 1579 } else { 1580 return (EBUSY); 1581 } 1582 } 1583 /* FALLTHROUGH */ 1584 case CDIOCEJECT: /* FALLTHROUGH */ 1585 case ODIOCEJECT: 1586 return (scsipi_start(periph, SSS_STOP|SSS_LOEJ, 0)); 1587 case DIOCCACHESYNC: 1588 /* SYNCHRONISE CACHES command */ 1589 return (cdcachesync(periph, 0)); 1590 case CDIOCALLOW: 1591 return (scsipi_prevent(periph, SPAMR_ALLOW, 0)); 1592 case CDIOCPREVENT: 1593 return (scsipi_prevent(periph, SPAMR_PREVENT_DT, 0)); 1594 case DIOCLOCK: 1595 return (scsipi_prevent(periph, 1596 (*(int *)addr) ? SPAMR_PREVENT_DT : SPAMR_ALLOW, 0)); 1597 case CDIOCSETDEBUG: 1598 cd->sc_periph->periph_dbflags |= (SCSIPI_DB1 | SCSIPI_DB2); 1599 return (0); 1600 case CDIOCCLRDEBUG: 1601 cd->sc_periph->periph_dbflags &= ~(SCSIPI_DB1 | SCSIPI_DB2); 1602 return (0); 1603 case CDIOCRESET: 1604 case SCIOCRESET: 1605 return (cd_reset(cd)); 1606 case CDIOCLOADUNLOAD: 1607 /* LOAD_UNLOAD command */ 1608 return (cd_load_unload(cd, addr)); 1609 case DVD_AUTH: 1610 /* GPCMD_REPORT_KEY or GPCMD_SEND_KEY command */ 1611 return (dvd_auth(cd, addr)); 1612 case DVD_READ_STRUCT: 1613 /* GPCMD_READ_DVD_STRUCTURE command */ 1614 return (dvd_read_struct(cd, addr)); 1615 case MMCGETDISCINFO: 1616 /* 1617 * GET_CONFIGURATION, READ_DISCINFO, READ_TRACKINFO, 1618 * (READ_TOCf2, READ_CD_CAPACITY and GET_CONFIGURATION) commands 1619 */ 1620 return mmc_getdiscinfo(periph, (struct mmc_discinfo *) addr); 1621 case MMCGETTRACKINFO: 1622 /* READ TOCf2, READ_CD_CAPACITY and READ_TRACKINFO commands */ 1623 return mmc_gettrackinfo(periph, (struct mmc_trackinfo *) addr); 1624 case MMCOP: 1625 /* 1626 * CLOSE TRACK/SESSION, RESERVE_TRACK, REPAIR_TRACK, 1627 * SYNCHRONISE_CACHE commands 1628 */ 1629 return mmc_do_op(periph, (struct mmc_op *) addr); 1630 case MMCSETUPWRITEPARAMS : 1631 /* MODE SENSE page 5, MODE_SELECT page 5 commands */ 1632 return mmc_setup_writeparams(periph, (struct mmc_writeparams *) addr); 1633 case DIOCGSTRATEGY: 1634 { 1635 struct disk_strategy *dks = addr; 1636 1637 s = splbio(); 1638 strlcpy(dks->dks_name, bufq_getstrategyname(cd->buf_queue), 1639 sizeof(dks->dks_name)); 1640 splx(s); 1641 dks->dks_paramlen = 0; 1642 1643 return 0; 1644 } 1645 case DIOCSSTRATEGY: 1646 { 1647 struct disk_strategy *dks = addr; 1648 struct bufq_state *new; 1649 struct bufq_state *old; 1650 1651 if ((flag & FWRITE) == 0) { 1652 return EBADF; 1653 } 1654 if (dks->dks_param != NULL) { 1655 return EINVAL; 1656 } 1657 dks->dks_name[sizeof(dks->dks_name) - 1] = 0; /* ensure term */ 1658 error = bufq_alloc(&new, dks->dks_name, 1659 BUFQ_EXACT|BUFQ_SORT_RAWBLOCK); 1660 if (error) { 1661 return error; 1662 } 1663 s = splbio(); 1664 old = cd->buf_queue; 1665 bufq_move(new, old); 1666 cd->buf_queue = new; 1667 splx(s); 1668 bufq_free(old); 1669 1670 return 0; 1671 } 1672 default: 1673 if (part != RAW_PART) 1674 return (ENOTTY); 1675 return (scsipi_do_ioctl(periph, dev, cmd, addr, flag, l)); 1676 } 1677 1678 #ifdef DIAGNOSTIC 1679 panic("cdioctl: impossible"); 1680 #endif 1681 } 1682 1683 static void 1684 cdgetdefaultlabel(struct cd_softc *cd, struct cd_formatted_toc *toc, 1685 struct disklabel *lp) 1686 { 1687 int lastsession; 1688 1689 memset(lp, 0, sizeof(struct disklabel)); 1690 1691 lp->d_secsize = cd->params.blksize; 1692 lp->d_ntracks = 1; 1693 lp->d_nsectors = 100; 1694 lp->d_ncylinders = (cd->params.disksize / 100) + 1; 1695 lp->d_secpercyl = lp->d_ntracks * lp->d_nsectors; 1696 1697 switch (scsipi_periph_bustype(cd->sc_periph)) { 1698 case SCSIPI_BUSTYPE_SCSI: 1699 lp->d_type = DTYPE_SCSI; 1700 break; 1701 case SCSIPI_BUSTYPE_ATAPI: 1702 lp->d_type = DTYPE_ATAPI; 1703 break; 1704 } 1705 /* 1706 * XXX 1707 * We could probe the mode pages to figure out what kind of disc it is. 1708 * Is this worthwhile? 1709 */ 1710 strncpy(lp->d_typename, "optical media", 16); 1711 strncpy(lp->d_packname, "fictitious", 16); 1712 lp->d_secperunit = cd->params.disksize; 1713 lp->d_rpm = 300; 1714 lp->d_interleave = 1; 1715 lp->d_flags = D_REMOVABLE | D_SCSI_MMC; 1716 1717 if (cdreadmsaddr(cd, toc, &lastsession) != 0) 1718 lastsession = 0; 1719 1720 lp->d_partitions[0].p_offset = 0; 1721 lp->d_partitions[0].p_size = lp->d_secperunit; 1722 lp->d_partitions[0].p_cdsession = lastsession; 1723 lp->d_partitions[0].p_fstype = FS_ISO9660; 1724 1725 lp->d_partitions[RAW_PART].p_offset = 0; 1726 lp->d_partitions[RAW_PART].p_size = lp->d_secperunit; 1727 lp->d_partitions[RAW_PART].p_fstype = FS_UDF; 1728 1729 lp->d_npartitions = RAW_PART + 1; 1730 1731 lp->d_magic = DISKMAGIC; 1732 lp->d_magic2 = DISKMAGIC; 1733 lp->d_checksum = dkcksum(lp); 1734 } 1735 1736 /* 1737 * Load the label information on the named device 1738 * Actually fabricate a disklabel 1739 * 1740 * EVENTUALLY take information about different 1741 * data tracks from the TOC and put it in the disklabel 1742 */ 1743 static void 1744 cdgetdisklabel(struct cd_softc *cd) 1745 { 1746 struct disklabel *lp = cd->sc_dk.dk_label; 1747 struct cd_formatted_toc toc; 1748 const char *errstring; 1749 int bmajor; 1750 1751 memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); 1752 1753 cdgetdefaultlabel(cd, &toc, lp); 1754 1755 /* 1756 * Call the generic disklabel extraction routine 1757 * 1758 * bmajor follows ata_raid code 1759 */ 1760 bmajor = devsw_name2blk(device_xname(cd->sc_dev), NULL, 0); 1761 errstring = readdisklabel(MAKECDDEV(bmajor, 1762 device_unit(cd->sc_dev), RAW_PART), 1763 cdstrategy, lp, cd->sc_dk.dk_cpulabel); 1764 1765 /* if all went OK, we are passed a NULL error string */ 1766 if (errstring == NULL) 1767 return; 1768 1769 /* Reset to default label -- after printing error and the warning */ 1770 aprint_error_dev(cd->sc_dev, "%s\n", errstring); 1771 memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); 1772 cdgetdefaultlabel(cd, &toc, lp); 1773 } 1774 1775 /* 1776 * Reading a discs total capacity is aparently a very difficult issue for the 1777 * SCSI standardisation group. Every disc type seems to have its own 1778 * (re)invented size request method and modifiers. The failsafe way of 1779 * determining the total (max) capacity i.e. not the recorded capacity but the 1780 * total maximum capacity is to request the info on the last track and 1781 * calucate the total size. 1782 * 1783 * For ROM drives, we go for the CD recorded capacity. For recordable devices 1784 * we count. 1785 */ 1786 static int 1787 read_cd_capacity(struct scsipi_periph *periph, u_int *blksize, u_long *size) 1788 { 1789 struct scsipi_read_cd_capacity cap_cmd; 1790 struct scsipi_read_cd_cap_data cap; 1791 struct scsipi_read_discinfo di_cmd; 1792 struct scsipi_read_discinfo_data di; 1793 struct scsipi_read_trackinfo ti_cmd; 1794 struct scsipi_read_trackinfo_data ti; 1795 uint32_t track_start, track_size; 1796 int error, flags, msb, lsb, last_track; 1797 1798 /* if the device doesn't grog capacity, return the dummies */ 1799 if (periph->periph_quirks & PQUIRK_NOCAPACITY) 1800 return 0; 1801 1802 /* first try read CD capacity for blksize and recorded size */ 1803 /* issue the cd capacity request */ 1804 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 1805 memset(&cap_cmd, 0, sizeof(cap_cmd)); 1806 cap_cmd.opcode = READ_CD_CAPACITY; 1807 1808 error = scsipi_command(periph, 1809 (void *) &cap_cmd, sizeof(cap_cmd), 1810 (void *) &cap, sizeof(cap), 1811 CDRETRIES, 30000, NULL, flags); 1812 if (error) 1813 return error; 1814 1815 /* retrieve values and sanity check them */ 1816 *blksize = _4btol(cap.length); 1817 *size = _4btol(cap.addr); 1818 1819 /* blksize is 2048 for CD, but some drives give gibberish */ 1820 if ((*blksize < 512) || ((*blksize & 511) != 0)) 1821 *blksize = 2048; /* some drives lie ! */ 1822 1823 /* recordables have READ_DISCINFO implemented */ 1824 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK | XS_CTL_SILENT; 1825 memset(&di_cmd, 0, sizeof(di_cmd)); 1826 di_cmd.opcode = READ_DISCINFO; 1827 _lto2b(READ_DISCINFO_BIGSIZE, di_cmd.data_len); 1828 1829 error = scsipi_command(periph, 1830 (void *) &di_cmd, sizeof(di_cmd), 1831 (void *) &di, READ_DISCINFO_BIGSIZE, 1832 CDRETRIES, 30000, NULL, flags); 1833 if (error == 0) { 1834 msb = di.last_track_last_session_msb; 1835 lsb = di.last_track_last_session_lsb; 1836 last_track = (msb << 8) | lsb; 1837 1838 /* request info on last track */ 1839 memset(&ti_cmd, 0, sizeof(ti_cmd)); 1840 ti_cmd.opcode = READ_TRACKINFO; 1841 ti_cmd.addr_type = 1; /* on tracknr */ 1842 _lto4b(last_track, ti_cmd.address); /* tracknr */ 1843 _lto2b(sizeof(ti), ti_cmd.data_len); 1844 1845 error = scsipi_command(periph, 1846 (void *) &ti_cmd, sizeof(ti_cmd), 1847 (void *) &ti, sizeof(ti), 1848 CDRETRIES, 30000, NULL, flags); 1849 if (error == 0) { 1850 track_start = _4btol(ti.track_start); 1851 track_size = _4btol(ti.track_size); 1852 1853 /* overwrite only with a sane value */ 1854 if (track_start + track_size >= 100) 1855 *size = track_start + track_size; 1856 } 1857 } 1858 1859 /* sanity check for size */ 1860 if (*size < 100) 1861 *size = 400000; 1862 1863 return 0; 1864 } 1865 1866 /* 1867 * Find out from the device what it's capacity is 1868 */ 1869 static u_long 1870 cd_size(struct cd_softc *cd, int flags) 1871 { 1872 u_int blksize; 1873 u_long size; 1874 int error; 1875 1876 /* set up fake values */ 1877 blksize = 2048; 1878 size = 400000; 1879 1880 /* if this function bounces with an error return fake value */ 1881 error = read_cd_capacity(cd->sc_periph, &blksize, &size); 1882 if (error) 1883 return size; 1884 1885 if (blksize != 2048) { 1886 if (cd_setblksize(cd) == 0) 1887 blksize = 2048; 1888 } 1889 cd->params.blksize = blksize; 1890 cd->params.disksize = size; 1891 cd->params.disksize512 = ((u_int64_t)cd->params.disksize * blksize) / DEV_BSIZE; 1892 1893 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, 1894 ("cd_size: %u %lu\n", blksize, size)); 1895 1896 return size; 1897 } 1898 1899 /* 1900 * Get scsi driver to send a "start playing" command 1901 */ 1902 static int 1903 cd_play(struct cd_softc *cd, int blkno, int nblks) 1904 { 1905 struct scsipi_play cmd; 1906 1907 memset(&cmd, 0, sizeof(cmd)); 1908 cmd.opcode = PLAY; 1909 _lto4b(blkno, cmd.blk_addr); 1910 _lto2b(nblks, cmd.xfer_len); 1911 1912 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1913 CDRETRIES, 30000, NULL, 0)); 1914 } 1915 1916 /* 1917 * Get scsi driver to send a "start playing" command 1918 */ 1919 static int 1920 cd_play_tracks(struct cd_softc *cd, struct cd_formatted_toc *toc, int strack, 1921 int sindex, int etrack, int eindex) 1922 { 1923 int error; 1924 1925 if (!etrack) 1926 return (EIO); 1927 if (strack > etrack) 1928 return (EINVAL); 1929 1930 error = cd_load_toc(cd, CD_TOC_FORM, toc, XS_CTL_DATA_ONSTACK); 1931 if (error) 1932 return (error); 1933 1934 if (++etrack > (toc->header.ending_track+1)) 1935 etrack = toc->header.ending_track+1; 1936 1937 strack -= toc->header.starting_track; 1938 etrack -= toc->header.starting_track; 1939 if (strack < 0) 1940 return (EINVAL); 1941 1942 return (cd_play_msf(cd, toc->entries[strack].addr.msf.minute, 1943 toc->entries[strack].addr.msf.second, 1944 toc->entries[strack].addr.msf.frame, 1945 toc->entries[etrack].addr.msf.minute, 1946 toc->entries[etrack].addr.msf.second, 1947 toc->entries[etrack].addr.msf.frame)); 1948 } 1949 1950 /* 1951 * Get scsi driver to send a "play msf" command 1952 */ 1953 static int 1954 cd_play_msf(struct cd_softc *cd, int startm, int starts, int startf, int endm, 1955 int ends, int endf) 1956 { 1957 struct scsipi_play_msf cmd; 1958 1959 memset(&cmd, 0, sizeof(cmd)); 1960 cmd.opcode = PLAY_MSF; 1961 cmd.start_m = startm; 1962 cmd.start_s = starts; 1963 cmd.start_f = startf; 1964 cmd.end_m = endm; 1965 cmd.end_s = ends; 1966 cmd.end_f = endf; 1967 1968 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1969 CDRETRIES, 30000, NULL, 0)); 1970 } 1971 1972 /* 1973 * Get scsi driver to send a "start up" command 1974 */ 1975 static int 1976 cd_pause(struct cd_softc *cd, int go) 1977 { 1978 struct scsipi_pause cmd; 1979 1980 memset(&cmd, 0, sizeof(cmd)); 1981 cmd.opcode = PAUSE; 1982 cmd.resume = go & 0xff; 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 "RESET" command 1990 */ 1991 static int 1992 cd_reset(struct cd_softc *cd) 1993 { 1994 1995 return (scsipi_command(cd->sc_periph, 0, 0, 0, 0, 1996 CDRETRIES, 30000, NULL, XS_CTL_RESET)); 1997 } 1998 1999 /* 2000 * Read subchannel 2001 */ 2002 static int 2003 cd_read_subchannel(struct cd_softc *cd, int mode, int format, int track, 2004 struct cd_sub_channel_info *data, int len, int flags) 2005 { 2006 struct scsipi_read_subchannel cmd; 2007 2008 memset(&cmd, 0, sizeof(cmd)); 2009 cmd.opcode = READ_SUBCHANNEL; 2010 if (mode == CD_MSF_FORMAT) 2011 cmd.byte2 |= CD_MSF; 2012 cmd.byte3 = SRS_SUBQ; 2013 cmd.subchan_format = format; 2014 cmd.track = track; 2015 _lto2b(len, cmd.data_len); 2016 2017 return (scsipi_command(cd->sc_periph, 2018 (void *)&cmd, sizeof(struct scsipi_read_subchannel), 2019 (void *)data, len, 2020 CDRETRIES, 30000, NULL, flags | XS_CTL_DATA_IN | XS_CTL_SILENT)); 2021 } 2022 2023 /* 2024 * Read table of contents 2025 */ 2026 static int 2027 cd_read_toc(struct cd_softc *cd, int respf, int mode, int start, 2028 struct cd_formatted_toc *toc, int len, int flags, int control) 2029 { 2030 struct scsipi_read_toc cmd; 2031 int ntoc; 2032 2033 memset(&cmd, 0, sizeof(cmd)); 2034 #if 0 2035 if (len != sizeof(struct ioc_toc_header)) 2036 ntoc = ((len) - sizeof(struct ioc_toc_header)) / 2037 sizeof(struct cd_toc_entry); 2038 else 2039 #endif 2040 ntoc = len; 2041 cmd.opcode = READ_TOC; 2042 if (mode == CD_MSF_FORMAT) 2043 cmd.addr_mode |= CD_MSF; 2044 cmd.resp_format = respf; 2045 cmd.from_track = start; 2046 _lto2b(ntoc, cmd.data_len); 2047 cmd.control = control; 2048 2049 return (scsipi_command(cd->sc_periph, 2050 (void *)&cmd, sizeof(cmd), (void *)toc, len, CDRETRIES, 2051 30000, NULL, flags | XS_CTL_DATA_IN)); 2052 } 2053 2054 static int 2055 cd_load_toc(struct cd_softc *cd, int respf, struct cd_formatted_toc *toc, int flags) 2056 { 2057 int ntracks, len, error; 2058 2059 if ((error = cd_read_toc(cd, respf, 0, 0, toc, sizeof(toc->header), 2060 flags, 0)) != 0) 2061 return (error); 2062 2063 ntracks = toc->header.ending_track - toc->header.starting_track + 1; 2064 len = (ntracks + 1) * sizeof(struct cd_toc_entry) + 2065 sizeof(toc->header); 2066 if ((error = cd_read_toc(cd, respf, CD_MSF_FORMAT, 0, toc, len, 2067 flags, 0)) != 0) 2068 return (error); 2069 return (0); 2070 } 2071 2072 /* 2073 * Get the scsi driver to send a full inquiry to the device and use the 2074 * results to fill out the disk parameter structure. 2075 */ 2076 static int 2077 cd_get_parms(struct cd_softc *cd, int flags) 2078 { 2079 2080 /* 2081 * give a number of sectors so that sec * trks * cyls 2082 * is <= disk_size 2083 */ 2084 if (cd_size(cd, flags) == 0) 2085 return (ENXIO); 2086 disk_blocksize(&cd->sc_dk, cd->params.blksize); 2087 return (0); 2088 } 2089 2090 static int 2091 cdsize(dev_t dev) 2092 { 2093 2094 /* CD-ROMs are read-only. */ 2095 return (-1); 2096 } 2097 2098 static int 2099 cddump(dev_t dev, daddr_t blkno, void *va, size_t size) 2100 { 2101 2102 /* Not implemented. */ 2103 return (ENXIO); 2104 } 2105 2106 #define dvd_copy_key(dst, src) memcpy((dst), (src), sizeof(dvd_key)) 2107 #define dvd_copy_challenge(dst, src) memcpy((dst), (src), sizeof(dvd_challenge)) 2108 2109 static int 2110 dvd_auth(struct cd_softc *cd, dvd_authinfo *a) 2111 { 2112 struct scsipi_generic cmd; 2113 u_int8_t bf[20]; 2114 int error; 2115 2116 memset(cmd.bytes, 0, 15); 2117 memset(bf, 0, sizeof(bf)); 2118 2119 switch (a->type) { 2120 case DVD_LU_SEND_AGID: 2121 cmd.opcode = GPCMD_REPORT_KEY; 2122 cmd.bytes[8] = 8; 2123 cmd.bytes[9] = 0 | (0 << 6); 2124 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2125 CDRETRIES, 30000, NULL, 2126 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2127 if (error) 2128 return (error); 2129 a->lsa.agid = bf[7] >> 6; 2130 return (0); 2131 2132 case DVD_LU_SEND_CHALLENGE: 2133 cmd.opcode = GPCMD_REPORT_KEY; 2134 cmd.bytes[8] = 16; 2135 cmd.bytes[9] = 1 | (a->lsc.agid << 6); 2136 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2137 CDRETRIES, 30000, NULL, 2138 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2139 if (error) 2140 return (error); 2141 dvd_copy_challenge(a->lsc.chal, &bf[4]); 2142 return (0); 2143 2144 case DVD_LU_SEND_KEY1: 2145 cmd.opcode = GPCMD_REPORT_KEY; 2146 cmd.bytes[8] = 12; 2147 cmd.bytes[9] = 2 | (a->lsk.agid << 6); 2148 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2149 CDRETRIES, 30000, NULL, 2150 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2151 if (error) 2152 return (error); 2153 dvd_copy_key(a->lsk.key, &bf[4]); 2154 return (0); 2155 2156 case DVD_LU_SEND_TITLE_KEY: 2157 cmd.opcode = GPCMD_REPORT_KEY; 2158 _lto4b(a->lstk.lba, &cmd.bytes[1]); 2159 cmd.bytes[8] = 12; 2160 cmd.bytes[9] = 4 | (a->lstk.agid << 6); 2161 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2162 CDRETRIES, 30000, NULL, 2163 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2164 if (error) 2165 return (error); 2166 a->lstk.cpm = (bf[4] >> 7) & 1; 2167 a->lstk.cp_sec = (bf[4] >> 6) & 1; 2168 a->lstk.cgms = (bf[4] >> 4) & 3; 2169 dvd_copy_key(a->lstk.title_key, &bf[5]); 2170 return (0); 2171 2172 case DVD_LU_SEND_ASF: 2173 cmd.opcode = GPCMD_REPORT_KEY; 2174 cmd.bytes[8] = 8; 2175 cmd.bytes[9] = 5 | (a->lsasf.agid << 6); 2176 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2177 CDRETRIES, 30000, NULL, 2178 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2179 if (error) 2180 return (error); 2181 a->lsasf.asf = bf[7] & 1; 2182 return (0); 2183 2184 case DVD_HOST_SEND_CHALLENGE: 2185 cmd.opcode = GPCMD_SEND_KEY; 2186 cmd.bytes[8] = 16; 2187 cmd.bytes[9] = 1 | (a->hsc.agid << 6); 2188 bf[1] = 14; 2189 dvd_copy_challenge(&bf[4], a->hsc.chal); 2190 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2191 CDRETRIES, 30000, NULL, 2192 XS_CTL_DATA_OUT|XS_CTL_DATA_ONSTACK); 2193 if (error) 2194 return (error); 2195 a->type = DVD_LU_SEND_KEY1; 2196 return (0); 2197 2198 case DVD_HOST_SEND_KEY2: 2199 cmd.opcode = GPCMD_SEND_KEY; 2200 cmd.bytes[8] = 12; 2201 cmd.bytes[9] = 3 | (a->hsk.agid << 6); 2202 bf[1] = 10; 2203 dvd_copy_key(&bf[4], a->hsk.key); 2204 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2205 CDRETRIES, 30000, NULL, 2206 XS_CTL_DATA_OUT|XS_CTL_DATA_ONSTACK); 2207 if (error) { 2208 a->type = DVD_AUTH_FAILURE; 2209 return (error); 2210 } 2211 a->type = DVD_AUTH_ESTABLISHED; 2212 return (0); 2213 2214 case DVD_INVALIDATE_AGID: 2215 cmd.opcode = GPCMD_REPORT_KEY; 2216 cmd.bytes[9] = 0x3f | (a->lsa.agid << 6); 2217 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2218 CDRETRIES, 30000, NULL, 0); 2219 if (error) 2220 return (error); 2221 return (0); 2222 2223 case DVD_LU_SEND_RPC_STATE: 2224 cmd.opcode = GPCMD_REPORT_KEY; 2225 cmd.bytes[8] = 8; 2226 cmd.bytes[9] = 8 | (0 << 6); 2227 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2228 CDRETRIES, 30000, NULL, 2229 XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2230 if (error) 2231 return (error); 2232 a->lrpcs.type = (bf[4] >> 6) & 3; 2233 a->lrpcs.vra = (bf[4] >> 3) & 7; 2234 a->lrpcs.ucca = (bf[4]) & 7; 2235 a->lrpcs.region_mask = bf[5]; 2236 a->lrpcs.rpc_scheme = bf[6]; 2237 return (0); 2238 2239 case DVD_HOST_SEND_RPC_STATE: 2240 cmd.opcode = GPCMD_SEND_KEY; 2241 cmd.bytes[8] = 8; 2242 cmd.bytes[9] = 6 | (0 << 6); 2243 bf[1] = 6; 2244 bf[4] = a->hrpcs.pdrc; 2245 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2246 CDRETRIES, 30000, NULL, 2247 XS_CTL_DATA_OUT|XS_CTL_DATA_ONSTACK); 2248 if (error) 2249 return (error); 2250 return (0); 2251 2252 default: 2253 return (ENOTTY); 2254 } 2255 } 2256 2257 static int 2258 dvd_read_physical(struct cd_softc *cd, dvd_struct *s) 2259 { 2260 struct scsipi_generic cmd; 2261 u_int8_t bf[4 + 4 * 20], *bufp; 2262 int error; 2263 struct dvd_layer *layer; 2264 int i; 2265 2266 memset(cmd.bytes, 0, 15); 2267 memset(bf, 0, sizeof(bf)); 2268 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2269 cmd.bytes[6] = s->type; 2270 _lto2b(sizeof(bf), &cmd.bytes[7]); 2271 2272 cmd.bytes[5] = s->physical.layer_num; 2273 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2274 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2275 if (error) 2276 return (error); 2277 for (i = 0, bufp = &bf[4], layer = &s->physical.layer[0]; i < 4; 2278 i++, bufp += 20, layer++) { 2279 memset(layer, 0, sizeof(*layer)); 2280 layer->book_version = bufp[0] & 0xf; 2281 layer->book_type = bufp[0] >> 4; 2282 layer->min_rate = bufp[1] & 0xf; 2283 layer->disc_size = bufp[1] >> 4; 2284 layer->layer_type = bufp[2] & 0xf; 2285 layer->track_path = (bufp[2] >> 4) & 1; 2286 layer->nlayers = (bufp[2] >> 5) & 3; 2287 layer->track_density = bufp[3] & 0xf; 2288 layer->linear_density = bufp[3] >> 4; 2289 layer->start_sector = _4btol(&bufp[4]); 2290 layer->end_sector = _4btol(&bufp[8]); 2291 layer->end_sector_l0 = _4btol(&bufp[12]); 2292 layer->bca = bufp[16] >> 7; 2293 } 2294 return (0); 2295 } 2296 2297 static int 2298 dvd_read_copyright(struct cd_softc *cd, dvd_struct *s) 2299 { 2300 struct scsipi_generic cmd; 2301 u_int8_t bf[8]; 2302 int error; 2303 2304 memset(cmd.bytes, 0, 15); 2305 memset(bf, 0, sizeof(bf)); 2306 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2307 cmd.bytes[6] = s->type; 2308 _lto2b(sizeof(bf), &cmd.bytes[7]); 2309 2310 cmd.bytes[5] = s->copyright.layer_num; 2311 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2312 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2313 if (error) 2314 return (error); 2315 s->copyright.cpst = bf[4]; 2316 s->copyright.rmi = bf[5]; 2317 return (0); 2318 } 2319 2320 static int 2321 dvd_read_disckey(struct cd_softc *cd, dvd_struct *s) 2322 { 2323 struct scsipi_generic cmd; 2324 u_int8_t *bf; 2325 int error; 2326 2327 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2328 if (bf == NULL) 2329 return EIO; 2330 memset(cmd.bytes, 0, 15); 2331 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2332 cmd.bytes[6] = s->type; 2333 _lto2b(4 + 2048, &cmd.bytes[7]); 2334 2335 cmd.bytes[9] = s->disckey.agid << 6; 2336 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2337 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2338 if (error == 0) 2339 memcpy(s->disckey.value, &bf[4], 2048); 2340 free(bf, M_TEMP); 2341 return error; 2342 } 2343 2344 static int 2345 dvd_read_bca(struct cd_softc *cd, dvd_struct *s) 2346 { 2347 struct scsipi_generic cmd; 2348 u_int8_t bf[4 + 188]; 2349 int error; 2350 2351 memset(cmd.bytes, 0, 15); 2352 memset(bf, 0, sizeof(bf)); 2353 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2354 cmd.bytes[6] = s->type; 2355 _lto2b(sizeof(bf), &cmd.bytes[7]); 2356 2357 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2358 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2359 if (error) 2360 return (error); 2361 s->bca.len = _2btol(&bf[0]); 2362 if (s->bca.len < 12 || s->bca.len > 188) 2363 return (EIO); 2364 memcpy(s->bca.value, &bf[4], s->bca.len); 2365 return (0); 2366 } 2367 2368 static int 2369 dvd_read_manufact(struct cd_softc *cd, dvd_struct *s) 2370 { 2371 struct scsipi_generic cmd; 2372 u_int8_t *bf; 2373 int error; 2374 2375 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2376 if (bf == NULL) 2377 return (EIO); 2378 memset(cmd.bytes, 0, 15); 2379 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2380 cmd.bytes[6] = s->type; 2381 _lto2b(4 + 2048, &cmd.bytes[7]); 2382 2383 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2384 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN|XS_CTL_DATA_ONSTACK); 2385 if (error == 0) { 2386 s->manufact.len = _2btol(&bf[0]); 2387 if (s->manufact.len >= 0 && s->manufact.len <= 2048) 2388 memcpy(s->manufact.value, &bf[4], s->manufact.len); 2389 else 2390 error = EIO; 2391 } 2392 free(bf, M_TEMP); 2393 return error; 2394 } 2395 2396 static int 2397 dvd_read_struct(struct cd_softc *cd, dvd_struct *s) 2398 { 2399 2400 switch (s->type) { 2401 case DVD_STRUCT_PHYSICAL: 2402 return (dvd_read_physical(cd, s)); 2403 case DVD_STRUCT_COPYRIGHT: 2404 return (dvd_read_copyright(cd, s)); 2405 case DVD_STRUCT_DISCKEY: 2406 return (dvd_read_disckey(cd, s)); 2407 case DVD_STRUCT_BCA: 2408 return (dvd_read_bca(cd, s)); 2409 case DVD_STRUCT_MANUFACT: 2410 return (dvd_read_manufact(cd, s)); 2411 default: 2412 return (EINVAL); 2413 } 2414 } 2415 2416 static int 2417 cd_mode_sense(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2418 int page, int flags, int *big) 2419 { 2420 2421 if (cd->sc_periph->periph_quirks & PQUIRK_ONLYBIG) { 2422 *big = 1; 2423 return scsipi_mode_sense_big(cd->sc_periph, byte2, page, sense, 2424 size + sizeof(struct scsi_mode_parameter_header_10), 2425 flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000); 2426 } else { 2427 *big = 0; 2428 return scsipi_mode_sense(cd->sc_periph, byte2, page, sense, 2429 size + sizeof(struct scsi_mode_parameter_header_6), 2430 flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000); 2431 } 2432 } 2433 2434 static int 2435 cd_mode_select(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2436 int flags, int big) 2437 { 2438 2439 if (big) { 2440 struct scsi_mode_parameter_header_10 *header = sense; 2441 2442 _lto2b(0, header->data_length); 2443 return scsipi_mode_select_big(cd->sc_periph, byte2, sense, 2444 size + sizeof(struct scsi_mode_parameter_header_10), 2445 flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000); 2446 } else { 2447 struct scsi_mode_parameter_header_6 *header = sense; 2448 2449 header->data_length = 0; 2450 return scsipi_mode_select(cd->sc_periph, byte2, sense, 2451 size + sizeof(struct scsi_mode_parameter_header_6), 2452 flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000); 2453 } 2454 } 2455 2456 static int 2457 cd_set_pa_immed(struct cd_softc *cd, int flags) 2458 { 2459 struct { 2460 union { 2461 struct scsi_mode_parameter_header_6 small; 2462 struct scsi_mode_parameter_header_10 big; 2463 } header; 2464 struct cd_audio_page page; 2465 } data; 2466 int error; 2467 uint8_t oflags; 2468 int big, byte2; 2469 struct cd_audio_page *page; 2470 2471 byte2 = SMS_DBD; 2472 try_again: 2473 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2474 AUDIO_PAGE, flags, &big)) != 0) { 2475 if (byte2 == SMS_DBD) { 2476 /* Device may not understand DBD; retry without */ 2477 byte2 = 0; 2478 goto try_again; 2479 } 2480 return (error); 2481 } 2482 2483 if (big) 2484 page = (void *)((u_long)&data.header.big + 2485 sizeof data.header.big + 2486 _2btol(data.header.big.blk_desc_len)); 2487 else 2488 page = (void *)((u_long)&data.header.small + 2489 sizeof data.header.small + 2490 data.header.small.blk_desc_len); 2491 2492 oflags = page->flags; 2493 page->flags &= ~CD_PA_SOTC; 2494 page->flags |= CD_PA_IMMED; 2495 if (oflags == page->flags) 2496 return (0); 2497 2498 return (cd_mode_select(cd, SMS_PF, &data, 2499 sizeof(struct scsi_mode_page_header) + page->pg_length, 2500 flags, big)); 2501 } 2502 2503 static int 2504 cd_setchan(struct cd_softc *cd, int p0, int p1, int p2, int p3, int flags) 2505 { 2506 struct { 2507 union { 2508 struct scsi_mode_parameter_header_6 small; 2509 struct scsi_mode_parameter_header_10 big; 2510 } header; 2511 struct cd_audio_page page; 2512 } data; 2513 int error; 2514 int big, byte2; 2515 struct cd_audio_page *page; 2516 2517 byte2 = SMS_DBD; 2518 try_again: 2519 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2520 AUDIO_PAGE, flags, &big)) != 0) { 2521 if (byte2 == SMS_DBD) { 2522 /* Device may not understand DBD; retry without */ 2523 byte2 = 0; 2524 goto try_again; 2525 } 2526 return (error); 2527 } 2528 2529 if (big) 2530 page = (void *)((u_long)&data.header.big + 2531 sizeof data.header.big + 2532 _2btol(data.header.big.blk_desc_len)); 2533 else 2534 page = (void *)((u_long)&data.header.small + 2535 sizeof data.header.small + 2536 data.header.small.blk_desc_len); 2537 2538 page->port[0].channels = p0; 2539 page->port[1].channels = p1; 2540 page->port[2].channels = p2; 2541 page->port[3].channels = p3; 2542 2543 return (cd_mode_select(cd, SMS_PF, &data, 2544 sizeof(struct scsi_mode_page_header) + page->pg_length, 2545 flags, big)); 2546 } 2547 2548 static int 2549 cd_getvol(struct cd_softc *cd, struct ioc_vol *arg, int flags) 2550 { 2551 struct { 2552 union { 2553 struct scsi_mode_parameter_header_6 small; 2554 struct scsi_mode_parameter_header_10 big; 2555 } header; 2556 struct cd_audio_page page; 2557 } data; 2558 int error; 2559 int big, byte2; 2560 struct cd_audio_page *page; 2561 2562 byte2 = SMS_DBD; 2563 try_again: 2564 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2565 AUDIO_PAGE, flags, &big)) != 0) { 2566 if (byte2 == SMS_DBD) { 2567 /* Device may not understand DBD; retry without */ 2568 byte2 = 0; 2569 goto try_again; 2570 } 2571 return (error); 2572 } 2573 2574 if (big) 2575 page = (void *)((u_long)&data.header.big + 2576 sizeof data.header.big + 2577 _2btol(data.header.big.blk_desc_len)); 2578 else 2579 page = (void *)((u_long)&data.header.small + 2580 sizeof data.header.small + 2581 data.header.small.blk_desc_len); 2582 2583 arg->vol[0] = page->port[0].volume; 2584 arg->vol[1] = page->port[1].volume; 2585 arg->vol[2] = page->port[2].volume; 2586 arg->vol[3] = page->port[3].volume; 2587 2588 return (0); 2589 } 2590 2591 static int 2592 cd_setvol(struct cd_softc *cd, const struct ioc_vol *arg, int flags) 2593 { 2594 struct { 2595 union { 2596 struct scsi_mode_parameter_header_6 small; 2597 struct scsi_mode_parameter_header_10 big; 2598 } header; 2599 struct cd_audio_page page; 2600 } data, mask; 2601 int error; 2602 int big, byte2; 2603 struct cd_audio_page *page, *page2; 2604 2605 byte2 = SMS_DBD; 2606 try_again: 2607 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2608 AUDIO_PAGE, flags, &big)) != 0) { 2609 if (byte2 == SMS_DBD) { 2610 /* Device may not understand DBD; retry without */ 2611 byte2 = 0; 2612 goto try_again; 2613 } 2614 return (error); 2615 } 2616 if ((error = cd_mode_sense(cd, byte2, &mask, sizeof(mask.page), 2617 AUDIO_PAGE|SMS_PCTRL_CHANGEABLE, flags, &big)) != 0) 2618 return (error); 2619 2620 if (big) { 2621 page = (void *)((u_long)&data.header.big + 2622 sizeof data.header.big + 2623 _2btol(data.header.big.blk_desc_len)); 2624 page2 = (void *)((u_long)&mask.header.big + 2625 sizeof mask.header.big + 2626 _2btol(mask.header.big.blk_desc_len)); 2627 } else { 2628 page = (void *)((u_long)&data.header.small + 2629 sizeof data.header.small + 2630 data.header.small.blk_desc_len); 2631 page2 = (void *)((u_long)&mask.header.small + 2632 sizeof mask.header.small + 2633 mask.header.small.blk_desc_len); 2634 } 2635 2636 page->port[0].volume = arg->vol[0] & page2->port[0].volume; 2637 page->port[1].volume = arg->vol[1] & page2->port[1].volume; 2638 page->port[2].volume = arg->vol[2] & page2->port[2].volume; 2639 page->port[3].volume = arg->vol[3] & page2->port[3].volume; 2640 2641 page->port[0].channels = CHANNEL_0; 2642 page->port[1].channels = CHANNEL_1; 2643 2644 return (cd_mode_select(cd, SMS_PF, &data, 2645 sizeof(struct scsi_mode_page_header) + page->pg_length, 2646 flags, big)); 2647 } 2648 2649 static int 2650 cd_load_unload(struct cd_softc *cd, struct ioc_load_unload *args) 2651 { 2652 struct scsipi_load_unload cmd; 2653 2654 memset(&cmd, 0, sizeof(cmd)); 2655 cmd.opcode = LOAD_UNLOAD; 2656 cmd.options = args->options; /* ioctl uses MMC values */ 2657 cmd.slot = args->slot; 2658 2659 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 2660 CDRETRIES, 200000, NULL, 0)); 2661 } 2662 2663 static int 2664 cd_setblksize(struct cd_softc *cd) 2665 { 2666 struct { 2667 union { 2668 struct scsi_mode_parameter_header_6 small; 2669 struct scsi_mode_parameter_header_10 big; 2670 } header; 2671 struct scsi_general_block_descriptor blk_desc; 2672 } data; 2673 int error; 2674 int big, bsize; 2675 struct scsi_general_block_descriptor *bdesc; 2676 2677 if ((error = cd_mode_sense(cd, 0, &data, sizeof(data.blk_desc), 0, 0, 2678 &big)) != 0) 2679 return (error); 2680 2681 if (big) { 2682 bdesc = (void *)(&data.header.big + 1); 2683 bsize = _2btol(data.header.big.blk_desc_len); 2684 } else { 2685 bdesc = (void *)(&data.header.small + 1); 2686 bsize = data.header.small.blk_desc_len; 2687 } 2688 2689 if (bsize == 0) { 2690 printf("cd_setblksize: trying to change bsize, but no blk_desc\n"); 2691 return (EINVAL); 2692 } 2693 if (_3btol(bdesc->blklen) == 2048) { 2694 printf("cd_setblksize: trying to change bsize, but blk_desc is correct\n"); 2695 return (EINVAL); 2696 } 2697 2698 _lto3b(2048, bdesc->blklen); 2699 2700 return (cd_mode_select(cd, SMS_PF, &data, sizeof(data.blk_desc), 0, 2701 big)); 2702 } 2703 2704 2705 static int 2706 mmc_profile2class(uint16_t mmc_profile) 2707 { 2708 switch (mmc_profile) { 2709 case 0x01 : /* SCSI discs */ 2710 case 0x02 : 2711 /* this can't happen really, cd.c wouldn't have matched */ 2712 return MMC_CLASS_DISC; 2713 case 0x03 : /* Magneto Optical with sector erase */ 2714 case 0x04 : /* Magneto Optical write once */ 2715 case 0x05 : /* Advance Storage Magneto Optical */ 2716 return MMC_CLASS_MO; 2717 case 0x00 : /* Unknown MMC profile, can also be CD-ROM */ 2718 case 0x08 : /* CD-ROM */ 2719 case 0x09 : /* CD-R */ 2720 case 0x0a : /* CD-RW */ 2721 return MMC_CLASS_CD; 2722 case 0x10 : /* DVD-ROM */ 2723 case 0x11 : /* DVD-R */ 2724 case 0x12 : /* DVD-RAM */ 2725 case 0x13 : /* DVD-RW restricted overwrite */ 2726 case 0x14 : /* DVD-RW sequential */ 2727 case 0x1a : /* DVD+RW */ 2728 case 0x1b : /* DVD+R */ 2729 case 0x2a : /* DVD+RW Dual layer */ 2730 case 0x2b : /* DVD+R Dual layer */ 2731 case 0x50 : /* HD DVD-ROM */ 2732 case 0x51 : /* HD DVD-R */ 2733 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 2734 return MMC_CLASS_DVD; 2735 case 0x40 : /* BD-ROM */ 2736 case 0x41 : /* BD-R Sequential recording (SRM) */ 2737 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 2738 case 0x43 : /* BD-RE */ 2739 return MMC_CLASS_BD; 2740 } 2741 return MMC_CLASS_UNKN; 2742 } 2743 2744 2745 /* 2746 * Drive/media combination is reflected in a series of features that can 2747 * either be current or dormant. We try to make sense out of them to create a 2748 * set of easy to use flags that abstract the device/media capabilities. 2749 */ 2750 2751 static void 2752 mmc_process_feature(struct mmc_discinfo *mmc_discinfo, 2753 uint16_t feature, int cur, uint8_t *rpos) 2754 { 2755 uint32_t blockingnr; 2756 uint64_t flags; 2757 2758 if (cur == 1) { 2759 flags = mmc_discinfo->mmc_cur; 2760 } else { 2761 flags = mmc_discinfo->mmc_cap; 2762 } 2763 2764 switch (feature) { 2765 case 0x0010 : /* random readable feature */ 2766 blockingnr = rpos[5] | (rpos[4] << 8); 2767 if (blockingnr > 1) 2768 flags |= MMC_CAP_PACKET; 2769 2770 /* RW error page */ 2771 break; 2772 case 0x0020 : /* random writable feature */ 2773 flags |= MMC_CAP_RECORDABLE; 2774 flags |= MMC_CAP_REWRITABLE; 2775 blockingnr = rpos[9] | (rpos[8] << 8); 2776 if (blockingnr > 1) 2777 flags |= MMC_CAP_PACKET; 2778 break; 2779 case 0x0021 : /* incremental streaming write feature */ 2780 flags |= MMC_CAP_RECORDABLE; 2781 flags |= MMC_CAP_SEQUENTIAL; 2782 if (cur) 2783 mmc_discinfo->link_block_penalty = rpos[4]; 2784 if (rpos[2] & 1) 2785 flags |= MMC_CAP_ZEROLINKBLK; 2786 break; 2787 case 0x0022 : /* (obsolete) erase support feature */ 2788 flags |= MMC_CAP_RECORDABLE; 2789 flags |= MMC_CAP_ERASABLE; 2790 break; 2791 case 0x0023 : /* formatting media support feature */ 2792 flags |= MMC_CAP_RECORDABLE; 2793 flags |= MMC_CAP_FORMATTABLE; 2794 break; 2795 case 0x0024 : /* hardware assised defect management feature */ 2796 flags |= MMC_CAP_HW_DEFECTFREE; 2797 break; 2798 case 0x0025 : /* write once */ 2799 flags |= MMC_CAP_RECORDABLE; 2800 break; 2801 case 0x0026 : /* restricted overwrite feature */ 2802 flags |= MMC_CAP_RECORDABLE; 2803 flags |= MMC_CAP_REWRITABLE; 2804 flags |= MMC_CAP_STRICTOVERWRITE; 2805 break; 2806 case 0x0028 : /* MRW formatted media support feature */ 2807 flags |= MMC_CAP_MRW; 2808 break; 2809 case 0x002b : /* DVD+R read (and opt. write) support */ 2810 flags |= MMC_CAP_SEQUENTIAL; 2811 if (rpos[0] & 1) /* write support */ 2812 flags |= MMC_CAP_RECORDABLE; 2813 break; 2814 case 0x002c : /* rigid restricted overwrite feature */ 2815 flags |= MMC_CAP_RECORDABLE; 2816 flags |= MMC_CAP_REWRITABLE; 2817 flags |= MMC_CAP_STRICTOVERWRITE; 2818 if (rpos[0] & 1) /* blank bit */ 2819 flags |= MMC_CAP_BLANKABLE; 2820 break; 2821 case 0x002d : /* track at once recording feature */ 2822 flags |= MMC_CAP_RECORDABLE; 2823 flags |= MMC_CAP_SEQUENTIAL; 2824 break; 2825 case 0x002f : /* DVD-R/-RW write feature */ 2826 flags |= MMC_CAP_RECORDABLE; 2827 if (rpos[0] & 2) /* DVD-RW bit */ 2828 flags |= MMC_CAP_BLANKABLE; 2829 break; 2830 case 0x0038 : /* BD-R SRM with pseudo overwrite */ 2831 flags |= MMC_CAP_PSEUDOOVERWRITE; 2832 break; 2833 default : 2834 /* ignore */ 2835 break; 2836 } 2837 2838 if (cur == 1) { 2839 mmc_discinfo->mmc_cur = flags; 2840 } else { 2841 mmc_discinfo->mmc_cap = flags; 2842 } 2843 } 2844 2845 static int 2846 mmc_getdiscinfo_cdrom(struct scsipi_periph *periph, 2847 struct mmc_discinfo *mmc_discinfo) 2848 { 2849 struct scsipi_read_toc gtoc_cmd; 2850 struct scsipi_toc_header *toc_hdr; 2851 struct scsipi_toc_msinfo *toc_msinfo; 2852 const uint32_t buffer_size = 1024; 2853 uint32_t req_size; 2854 uint8_t *buffer; 2855 int error, flags; 2856 2857 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2858 /* 2859 * Fabricate mmc_discinfo for CD-ROM. Some values are really `dont 2860 * care' but others might be of interest to programs. 2861 */ 2862 2863 mmc_discinfo->disc_state = MMC_STATE_FULL; 2864 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2865 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2866 mmc_discinfo->link_block_penalty = 7; /* not relevant */ 2867 2868 /* get number of sessions and first tracknr in last session */ 2869 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 2870 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2871 gtoc_cmd.opcode = READ_TOC; 2872 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 2873 gtoc_cmd.resp_format = CD_TOC_MSINFO; /* multisession info */ 2874 gtoc_cmd.from_track = 0; /* reserved, must be 0 */ 2875 req_size = sizeof(*toc_hdr) + sizeof(*toc_msinfo); 2876 _lto2b(req_size, gtoc_cmd.data_len); 2877 2878 error = scsipi_command(periph, 2879 (void *)>oc_cmd, sizeof(gtoc_cmd), 2880 (void *)buffer, req_size, 2881 CDRETRIES, 30000, NULL, flags); 2882 if (error) 2883 goto out; 2884 toc_hdr = (struct scsipi_toc_header *) buffer; 2885 toc_msinfo = (struct scsipi_toc_msinfo *) (buffer + 4); 2886 mmc_discinfo->num_sessions = toc_hdr->last - toc_hdr->first + 1; 2887 mmc_discinfo->first_track = toc_hdr->first; 2888 mmc_discinfo->first_track_last_session = toc_msinfo->tracknr; 2889 2890 /* get last track of last session */ 2891 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 2892 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 2893 req_size = sizeof(*toc_hdr); 2894 _lto2b(req_size, gtoc_cmd.data_len); 2895 2896 error = scsipi_command(periph, 2897 (void *)>oc_cmd, sizeof(gtoc_cmd), 2898 (void *)buffer, req_size, 2899 CDRETRIES, 30000, NULL, flags); 2900 if (error) 2901 goto out; 2902 toc_hdr = (struct scsipi_toc_header *) buffer; 2903 mmc_discinfo->last_track_last_session = toc_hdr->last; 2904 mmc_discinfo->num_tracks = toc_hdr->last - toc_hdr->first + 1; 2905 2906 /* TODO how to handle disc_barcode and disc_id */ 2907 /* done */ 2908 2909 out: 2910 free(buffer, M_TEMP); 2911 return error; 2912 } 2913 2914 static int 2915 mmc_getdiscinfo_dvdrom(struct scsipi_periph *periph, 2916 struct mmc_discinfo *mmc_discinfo) 2917 { 2918 struct scsipi_read_toc gtoc_cmd; 2919 struct scsipi_toc_header toc_hdr; 2920 uint32_t req_size; 2921 int error, flags; 2922 2923 /* 2924 * Fabricate mmc_discinfo for DVD-ROM. Some values are really `dont 2925 * care' but others might be of interest to programs. 2926 */ 2927 2928 mmc_discinfo->disc_state = MMC_STATE_FULL; 2929 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2930 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2931 mmc_discinfo->link_block_penalty = 16; /* not relevant */ 2932 2933 /* get number of sessions and first tracknr in last session */ 2934 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 2935 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2936 gtoc_cmd.opcode = READ_TOC; 2937 gtoc_cmd.addr_mode = 0; /* LBA */ 2938 gtoc_cmd.resp_format = CD_TOC_FORM; /* multisession info */ 2939 gtoc_cmd.from_track = 1; /* first track */ 2940 req_size = sizeof(toc_hdr); 2941 _lto2b(req_size, gtoc_cmd.data_len); 2942 2943 error = scsipi_command(periph, 2944 (void *)>oc_cmd, sizeof(gtoc_cmd), 2945 (void *)&toc_hdr, req_size, 2946 CDRETRIES, 30000, NULL, flags); 2947 if (error) 2948 return error; 2949 2950 /* DVD-ROM squashes the track/session space */ 2951 mmc_discinfo->num_sessions = toc_hdr.last - toc_hdr.first + 1; 2952 mmc_discinfo->num_tracks = mmc_discinfo->num_sessions; 2953 mmc_discinfo->first_track = toc_hdr.first; 2954 mmc_discinfo->first_track_last_session = toc_hdr.last; 2955 mmc_discinfo->last_track_last_session = toc_hdr.last; 2956 2957 /* TODO how to handle disc_barcode and disc_id */ 2958 /* done */ 2959 return 0; 2960 } 2961 2962 static int 2963 mmc_getdiscinfo(struct scsipi_periph *periph, 2964 struct mmc_discinfo *mmc_discinfo) 2965 { 2966 struct scsipi_get_configuration gc_cmd; 2967 struct scsipi_get_conf_data *gc; 2968 struct scsipi_get_conf_feature *gcf; 2969 struct scsipi_read_discinfo di_cmd; 2970 struct scsipi_read_discinfo_data di; 2971 const uint32_t buffer_size = 1024; 2972 uint32_t feat_tbl_len, pos; 2973 u_long last_lba; 2974 uint8_t *buffer, *fpos; 2975 int feature, last_feature, features_len, feature_cur, feature_len; 2976 int lsb, msb, error, flags; 2977 2978 feat_tbl_len = buffer_size; 2979 2980 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2981 2982 /* initialise structure */ 2983 memset(mmc_discinfo, 0, sizeof(struct mmc_discinfo)); 2984 mmc_discinfo->mmc_profile = 0x00; /* unknown */ 2985 mmc_discinfo->mmc_class = MMC_CLASS_UNKN; 2986 mmc_discinfo->mmc_cur = 0; 2987 mmc_discinfo->mmc_cap = 0; 2988 mmc_discinfo->link_block_penalty = 0; 2989 2990 /* determine mmc profile and class */ 2991 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 2992 memset(&gc_cmd, 0, sizeof(gc_cmd)); 2993 gc_cmd.opcode = GET_CONFIGURATION; 2994 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 2995 2996 gc = (struct scsipi_get_conf_data *) buffer; 2997 2998 error = scsipi_command(periph, 2999 (void *)&gc_cmd, sizeof(gc_cmd), 3000 (void *) gc, GET_CONF_NO_FEATURES_LEN, 3001 CDRETRIES, 30000, NULL, flags); 3002 if (error) 3003 goto out; 3004 3005 mmc_discinfo->mmc_profile = _2btol(gc->mmc_profile); 3006 mmc_discinfo->mmc_class = mmc_profile2class(mmc_discinfo->mmc_profile); 3007 3008 /* assume 2048 sector size unless told otherwise */ 3009 mmc_discinfo->sector_size = 2048; 3010 error = read_cd_capacity(periph, &mmc_discinfo->sector_size, &last_lba); 3011 if (error) 3012 goto out; 3013 3014 mmc_discinfo->last_possible_lba = (uint32_t) last_lba - 1; 3015 3016 /* Read in all features to determine device capabilities */ 3017 last_feature = feature = 0; 3018 do { 3019 /* determine mmc profile and class */ 3020 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 3021 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3022 gc_cmd.opcode = GET_CONFIGURATION; 3023 _lto2b(last_feature, gc_cmd.start_at_feature); 3024 _lto2b(feat_tbl_len, gc_cmd.data_len); 3025 3026 error = scsipi_command(periph, 3027 (void *)&gc_cmd, sizeof(gc_cmd), 3028 (void *) gc, feat_tbl_len, 3029 CDRETRIES, 30000, NULL, flags); 3030 if (error) { 3031 /* ieeek... break out of loop... i dunno what to do */ 3032 break; 3033 } 3034 3035 features_len = _4btol(gc->data_len); 3036 3037 pos = 0; 3038 fpos = &gc->feature_desc[0]; 3039 while (pos < features_len - 4) { 3040 gcf = (struct scsipi_get_conf_feature *) fpos; 3041 3042 feature = _2btol(gcf->featurecode); 3043 feature_cur = gcf->flags & 1; 3044 feature_len = gcf->additional_length; 3045 3046 mmc_process_feature(mmc_discinfo, 3047 feature, feature_cur, 3048 gcf->feature_dependent); 3049 3050 last_feature = MAX(last_feature, feature); 3051 #ifdef DIAGNOSTIC 3052 /* assert((feature_len & 3) == 0); */ 3053 if ((feature_len & 3) != 0) { 3054 printf("feature %d having length %d\n", 3055 feature, feature_len); 3056 } 3057 #endif 3058 3059 pos += 4 + feature_len; 3060 fpos += 4 + feature_len; 3061 } 3062 /* unlikely to ever grow past our 1kb buffer */ 3063 } while (features_len >= 0xffff); 3064 3065 /* 3066 * Fixup CD-RW drives that are on crack. 3067 * 3068 * Some drives report the capability to incrementally write 3069 * sequentially on CD-R(W) media... nice, but this should not be 3070 * active for a fixed packet formatted CD-RW media. Other report the 3071 * ability of HW_DEFECTFREE even when the media is NOT MRW 3072 * formatted.... 3073 */ 3074 if (mmc_discinfo->mmc_profile == 0x0a) { 3075 if ((mmc_discinfo->mmc_cur & MMC_CAP_SEQUENTIAL) == 0) 3076 mmc_discinfo->mmc_cur |= MMC_CAP_STRICTOVERWRITE; 3077 if (mmc_discinfo->mmc_cur & MMC_CAP_STRICTOVERWRITE) 3078 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3079 if (mmc_discinfo->mmc_cur & MMC_CAP_MRW) { 3080 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3081 mmc_discinfo->mmc_cur &= ~MMC_CAP_STRICTOVERWRITE; 3082 } else { 3083 mmc_discinfo->mmc_cur &= ~MMC_CAP_HW_DEFECTFREE; 3084 } 3085 } 3086 if (mmc_discinfo->mmc_profile == 0x09) { 3087 mmc_discinfo->mmc_cur &= ~MMC_CAP_REWRITABLE; 3088 } 3089 3090 #ifdef DEBUG 3091 printf("CD mmc %d, mmc_cur 0x%"PRIx64", mmc_cap 0x%"PRIx64"\n", 3092 mmc_discinfo->mmc_profile, 3093 mmc_discinfo->mmc_cur, mmc_discinfo->mmc_cap); 3094 #endif 3095 3096 /* read in disc state and number of sessions and tracks */ 3097 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK | XS_CTL_SILENT; 3098 memset(&di_cmd, 0, sizeof(di_cmd)); 3099 di_cmd.opcode = READ_DISCINFO; 3100 di_cmd.data_len[1] = READ_DISCINFO_BIGSIZE; 3101 3102 error = scsipi_command(periph, 3103 (void *)&di_cmd, sizeof(di_cmd), 3104 (void *)&di, READ_DISCINFO_BIGSIZE, 3105 CDRETRIES, 30000, NULL, flags); 3106 3107 if (error) { 3108 /* discinfo call failed, emulate for cd-rom/dvd-rom */ 3109 if (mmc_discinfo->mmc_profile == 0x08) /* CD-ROM */ 3110 return mmc_getdiscinfo_cdrom(periph, mmc_discinfo); 3111 if (mmc_discinfo->mmc_profile == 0x10) /* DVD-ROM */ 3112 return mmc_getdiscinfo_dvdrom(periph, mmc_discinfo); 3113 /* CD/DVD drive is violating specs */ 3114 error = EIO; 3115 goto out; 3116 } 3117 3118 /* call went OK */ 3119 mmc_discinfo->disc_state = di.disc_state & 3; 3120 mmc_discinfo->last_session_state = (di.disc_state >> 2) & 3; 3121 mmc_discinfo->bg_format_state = (di.disc_state2 & 3); 3122 3123 lsb = di.num_sessions_lsb; 3124 msb = di.num_sessions_msb; 3125 mmc_discinfo->num_sessions = lsb | (msb << 8); 3126 3127 mmc_discinfo->first_track = di.first_track; 3128 lsb = di.first_track_last_session_lsb; 3129 msb = di.first_track_last_session_msb; 3130 mmc_discinfo->first_track_last_session = lsb | (msb << 8); 3131 lsb = di.last_track_last_session_lsb; 3132 msb = di.last_track_last_session_msb; 3133 mmc_discinfo->last_track_last_session = lsb | (msb << 8); 3134 3135 mmc_discinfo->num_tracks = mmc_discinfo->last_track_last_session - 3136 mmc_discinfo->first_track + 1; 3137 3138 /* set misc. flags and parameters from this disc info */ 3139 if (di.disc_state & 16) 3140 mmc_discinfo->mmc_cur |= MMC_CAP_BLANKABLE; 3141 3142 if (di.disc_state2 & 128) { 3143 mmc_discinfo->disc_id = _4btol(di.discid); 3144 mmc_discinfo->disc_flags |= MMC_DFLAGS_DISCIDVALID; 3145 } 3146 if (di.disc_state2 & 64) { 3147 mmc_discinfo->disc_barcode = _8btol(di.disc_bar_code); 3148 mmc_discinfo->disc_flags |= MMC_DFLAGS_BARCODEVALID; 3149 } 3150 if (di.disc_state2 & 32) 3151 mmc_discinfo->disc_flags |= MMC_DFLAGS_UNRESTRICTED; 3152 3153 if (di.disc_state2 & 16) { 3154 mmc_discinfo->application_code = di.application_code; 3155 mmc_discinfo->disc_flags |= MMC_DFLAGS_APPCODEVALID; 3156 } 3157 3158 /* done */ 3159 3160 out: 3161 free(buffer, M_TEMP); 3162 return error; 3163 } 3164 3165 static int 3166 mmc_gettrackinfo_cdrom(struct scsipi_periph *periph, 3167 struct mmc_trackinfo *trackinfo) 3168 { 3169 struct scsipi_read_toc gtoc_cmd; 3170 struct scsipi_toc_header *toc_hdr; 3171 struct scsipi_toc_rawtoc *rawtoc; 3172 uint32_t track_start, track_end, track_size; 3173 uint32_t last_recorded, next_writable; 3174 uint32_t lba, next_track_start, lead_out; 3175 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3176 uint8_t *buffer; 3177 uint8_t track_sessionnr, last_tracknr, sessionnr, adr, tno, point; 3178 uint8_t control, tmin, tsec, tframe, pmin, psec, pframe; 3179 int size, req_size; 3180 int error, flags; 3181 3182 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3183 3184 /* 3185 * Emulate read trackinfo for CD-ROM using the raw-TOC. 3186 * 3187 * Not all information is present and this presents a problem. Track 3188 * starts are known for each track but other values are deducted. 3189 * 3190 * For a complete overview of `magic' values used here, see the 3191 * SCSI/ATAPI MMC documentation. Note that the `magic' values have no 3192 * names, they are specified as numbers. 3193 */ 3194 3195 /* get raw toc to process, first header to check size */ 3196 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK | XS_CTL_SILENT; 3197 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3198 gtoc_cmd.opcode = READ_TOC; 3199 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 3200 gtoc_cmd.resp_format = CD_TOC_RAW; /* raw toc */ 3201 gtoc_cmd.from_track = 1; /* first session */ 3202 req_size = sizeof(*toc_hdr); 3203 _lto2b(req_size, gtoc_cmd.data_len); 3204 3205 error = scsipi_command(periph, 3206 (void *)>oc_cmd, sizeof(gtoc_cmd), 3207 (void *)buffer, req_size, 3208 CDRETRIES, 30000, NULL, flags); 3209 if (error) 3210 goto out; 3211 toc_hdr = (struct scsipi_toc_header *) buffer; 3212 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3213 #ifdef DIAGNOSTIC 3214 printf("increase buffersize in mmc_readtrackinfo_cdrom\n"); 3215 #endif 3216 error = ENOBUFS; 3217 goto out; 3218 } 3219 3220 /* read in complete raw toc */ 3221 req_size = _2btol(toc_hdr->length); 3222 req_size = 2*((req_size + 1) / 2); /* for ATAPI */ 3223 _lto2b(req_size, gtoc_cmd.data_len); 3224 3225 error = scsipi_command(periph, 3226 (void *)>oc_cmd, sizeof(gtoc_cmd), 3227 (void *)buffer, req_size, 3228 CDRETRIES, 30000, NULL, flags); 3229 if (error) 3230 goto out; 3231 3232 toc_hdr = (struct scsipi_toc_header *) buffer; 3233 rawtoc = (struct scsipi_toc_rawtoc *) (buffer + 4); 3234 3235 track_start = 0; 3236 track_end = 0; 3237 track_size = 0; 3238 last_recorded = 0; 3239 next_writable = 0; 3240 flags = 0; 3241 3242 last_tracknr = 1; 3243 next_track_start = 0; 3244 track_sessionnr = MAXTRACK; /* by definition */ 3245 lead_out = 0; 3246 3247 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3248 while (size > 0) { 3249 /* get track start and session end */ 3250 tno = rawtoc->tno; 3251 sessionnr = rawtoc->sessionnr; 3252 adr = rawtoc->adrcontrol >> 4; 3253 control = rawtoc->adrcontrol & 0xf; 3254 point = rawtoc->point; 3255 tmin = rawtoc->min; 3256 tsec = rawtoc->sec; 3257 tframe = rawtoc->frame; 3258 pmin = rawtoc->pmin; 3259 psec = rawtoc->psec; 3260 pframe = rawtoc->pframe; 3261 3262 if (tno == 0 && sessionnr && adr == 1) { 3263 lba = hmsf2lba(0, pmin, psec, pframe); 3264 if (point == trackinfo->tracknr) { 3265 track_start = lba; 3266 track_sessionnr = sessionnr; 3267 } 3268 if (point == trackinfo->tracknr + 1) { 3269 /* estimate size */ 3270 track_size = lba - track_start; 3271 next_track_start = lba; 3272 } 3273 if (point == 0xa2) { 3274 lead_out = lba; 3275 } 3276 if (point <= 0x63) { 3277 /* CD's ok, DVD are glued */ 3278 last_tracknr = point; 3279 } 3280 if (sessionnr == track_sessionnr) { 3281 last_recorded = lead_out; 3282 } 3283 } 3284 if (tno == 0 && sessionnr && adr == 5) { 3285 lba = hmsf2lba(0, tmin, tsec, tframe); 3286 if (sessionnr == track_sessionnr) { 3287 next_writable = lba; 3288 } 3289 } 3290 3291 if ((control & (3<<2)) == 4) /* 01xxb */ 3292 flags |= MMC_TRACKINFO_DATA; 3293 if ((control & (1<<2)) == 0) { /* x0xxb */ 3294 flags |= MMC_TRACKINFO_AUDIO; 3295 if (control & 1) /* xxx1b */ 3296 flags |= MMC_TRACKINFO_PRE_EMPH; 3297 } 3298 3299 rawtoc++; 3300 size -= sizeof(struct scsipi_toc_rawtoc); 3301 } 3302 3303 /* process found values; some voodoo */ 3304 /* if no tracksize tracknr is the last of the disc */ 3305 if ((track_size == 0) && last_recorded) { 3306 track_size = last_recorded - track_start; 3307 } 3308 /* if last_recorded < tracksize, tracksize is overestimated */ 3309 if (last_recorded) { 3310 if (last_recorded - track_start <= track_size) { 3311 track_size = last_recorded - track_start; 3312 flags |= MMC_TRACKINFO_LRA_VALID; 3313 } 3314 } 3315 /* check if its a the last track of the sector */ 3316 if (next_writable) { 3317 if (next_track_start > next_writable) 3318 flags |= MMC_TRACKINFO_NWA_VALID; 3319 } 3320 3321 /* no flag set -> no values */ 3322 if ((flags & MMC_TRACKINFO_LRA_VALID) == 0) 3323 last_recorded = 0; 3324 if ((flags & MMC_TRACKINFO_NWA_VALID) == 0) 3325 next_writable = 0; 3326 3327 /* fill in */ 3328 /* trackinfo->tracknr preserved */ 3329 trackinfo->sessionnr = track_sessionnr; 3330 trackinfo->track_mode = 7; /* data, incremental */ 3331 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3332 3333 trackinfo->flags = flags; 3334 trackinfo->track_start = track_start; 3335 trackinfo->next_writable = next_writable; 3336 trackinfo->free_blocks = 0; 3337 trackinfo->packet_size = 1; 3338 trackinfo->track_size = track_size; 3339 trackinfo->last_recorded = last_recorded; 3340 3341 out: 3342 free(buffer, M_TEMP); 3343 return error; 3344 3345 } 3346 3347 static int 3348 mmc_gettrackinfo_dvdrom(struct scsipi_periph *periph, 3349 struct mmc_trackinfo *trackinfo) 3350 { 3351 struct scsipi_read_toc gtoc_cmd; 3352 struct scsipi_toc_header *toc_hdr; 3353 struct scsipi_toc_formatted *toc; 3354 uint32_t tracknr, track_start, track_size; 3355 uint32_t lba, lead_out; 3356 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3357 uint8_t *buffer; 3358 uint8_t control, last_tracknr; 3359 int size, req_size; 3360 int error, flags; 3361 3362 3363 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3364 /* 3365 * Emulate read trackinfo for DVD-ROM. We can't use the raw-TOC as the 3366 * CD-ROM emulation uses since the specification tells us that no such 3367 * thing is defined for DVD's. The reason for this is due to the large 3368 * number of tracks and that would clash with the `magic' values. This 3369 * suxs. 3370 * 3371 * Not all information is present and this presents a problem. 3372 * Track starts are known for each track but other values are 3373 * deducted. 3374 */ 3375 3376 /* get formatted toc to process, first header to check size */ 3377 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK | XS_CTL_SILENT; 3378 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3379 gtoc_cmd.opcode = READ_TOC; 3380 gtoc_cmd.addr_mode = 0; /* lba's please */ 3381 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 3382 gtoc_cmd.from_track = 1; /* first track */ 3383 req_size = sizeof(*toc_hdr); 3384 _lto2b(req_size, gtoc_cmd.data_len); 3385 3386 error = scsipi_command(periph, 3387 (void *)>oc_cmd, sizeof(gtoc_cmd), 3388 (void *)buffer, req_size, 3389 CDRETRIES, 30000, NULL, flags); 3390 if (error) 3391 goto out; 3392 toc_hdr = (struct scsipi_toc_header *) buffer; 3393 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3394 #ifdef DIAGNOSTIC 3395 printf("incease buffersize in mmc_readtrackinfo_dvdrom\n"); 3396 #endif 3397 error = ENOBUFS; 3398 goto out; 3399 } 3400 3401 /* read in complete formatted toc */ 3402 req_size = _2btol(toc_hdr->length); 3403 _lto2b(req_size, gtoc_cmd.data_len); 3404 3405 error = scsipi_command(periph, 3406 (void *)>oc_cmd, sizeof(gtoc_cmd), 3407 (void *)buffer, req_size, 3408 CDRETRIES, 30000, NULL, flags); 3409 if (error) 3410 goto out; 3411 3412 toc_hdr = (struct scsipi_toc_header *) buffer; 3413 toc = (struct scsipi_toc_formatted *) (buffer + 4); 3414 3415 /* as in read disc info, all sessions are converted to tracks */ 3416 /* track 1.. -> offsets, sizes can be (rougly) estimated (16 ECC) */ 3417 /* last track -> we got the size from the lead-out */ 3418 3419 tracknr = 0; 3420 last_tracknr = toc_hdr->last; 3421 track_start = 0; 3422 track_size = 0; 3423 lead_out = 0; 3424 flags = 0; 3425 3426 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3427 while (size > 0) { 3428 /* remember, DVD-ROM: tracknr == sessionnr */ 3429 lba = _4btol(toc->msf_lba); 3430 tracknr = toc->tracknr; 3431 control = toc->adrcontrol & 0xf; 3432 3433 if (trackinfo->tracknr == tracknr) { 3434 track_start = lba; 3435 } 3436 if (trackinfo->tracknr == tracknr+1) { 3437 track_size = lba - track_start; 3438 track_size -= 16; /* link block ? */ 3439 } 3440 if (tracknr == 0xAA) { 3441 lead_out = lba; 3442 } 3443 3444 if ((control & (3<<2)) == 4) /* 01xxb */ 3445 flags |= MMC_TRACKINFO_DATA; 3446 if ((control & (1<<2)) == 0) { /* x0xxb */ 3447 flags |= MMC_TRACKINFO_AUDIO; 3448 if (control & (1<<3)) /* 10xxb */ 3449 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3450 if (control & 1) /* xxx1b */ 3451 flags |= MMC_TRACKINFO_PRE_EMPH; 3452 } 3453 3454 toc++; 3455 size -= sizeof(struct scsipi_toc_formatted); 3456 } 3457 if (trackinfo->tracknr == last_tracknr) { 3458 track_size = lead_out - track_start; 3459 } 3460 3461 /* fill in */ 3462 /* trackinfo->tracknr preserved */ 3463 trackinfo->sessionnr = trackinfo->tracknr; 3464 trackinfo->track_mode = 0; /* unknown */ 3465 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3466 3467 trackinfo->flags = flags; 3468 trackinfo->track_start = track_start; 3469 trackinfo->next_writable = 0; 3470 trackinfo->free_blocks = 0; 3471 trackinfo->packet_size = 16; /* standard length 16 blocks ECC */ 3472 trackinfo->track_size = track_size; 3473 trackinfo->last_recorded = 0; 3474 3475 out: 3476 free(buffer, M_TEMP); 3477 return error; 3478 } 3479 3480 static int 3481 mmc_gettrackinfo(struct scsipi_periph *periph, 3482 struct mmc_trackinfo *trackinfo) 3483 { 3484 struct scsipi_read_trackinfo ti_cmd; 3485 struct scsipi_read_trackinfo_data ti; 3486 struct scsipi_get_configuration gc_cmd; 3487 struct scsipi_get_conf_data gc; 3488 int error, flags; 3489 int mmc_profile; 3490 3491 /* set up SCSI call with track number from trackinfo.tracknr */ 3492 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK | XS_CTL_SILENT; 3493 memset(&ti_cmd, 0, sizeof(ti_cmd)); 3494 ti_cmd.opcode = READ_TRACKINFO; 3495 ti_cmd.addr_type = READ_TRACKINFO_ADDR_TRACK; 3496 ti_cmd.data_len[1] = READ_TRACKINFO_RETURNSIZE; 3497 3498 /* trackinfo.tracknr contains number of tracks to query */ 3499 _lto4b(trackinfo->tracknr, ti_cmd.address); 3500 error = scsipi_command(periph, 3501 (void *)&ti_cmd, sizeof(ti_cmd), 3502 (void *)&ti, READ_TRACKINFO_RETURNSIZE, 3503 CDRETRIES, 30000, NULL, flags); 3504 3505 if (error) { 3506 /* trackinfo call failed, emulate for cd-rom/dvd-rom */ 3507 /* first determine mmc profile */ 3508 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 3509 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3510 gc_cmd.opcode = GET_CONFIGURATION; 3511 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 3512 3513 error = scsipi_command(periph, 3514 (void *)&gc_cmd, sizeof(gc_cmd), 3515 (void *)&gc, GET_CONF_NO_FEATURES_LEN, 3516 CDRETRIES, 30000, NULL, flags); 3517 if (error) 3518 return error; 3519 mmc_profile = _2btol(gc.mmc_profile); 3520 3521 /* choose emulation */ 3522 if (mmc_profile == 0x08) /* CD-ROM */ 3523 return mmc_gettrackinfo_cdrom(periph, trackinfo); 3524 if (mmc_profile == 0x10) /* DVD-ROM */ 3525 return mmc_gettrackinfo_dvdrom(periph, trackinfo); 3526 /* CD/DVD drive is violating specs */ 3527 return EIO; 3528 } 3529 3530 /* (re)initialise structure */ 3531 memset(trackinfo, 0, sizeof(struct mmc_trackinfo)); 3532 3533 /* account for short returns screwing up track and session msb */ 3534 if ((ti.data_len[1] | (ti.data_len[0] << 8)) <= 32) { 3535 ti.track_msb = 0; 3536 ti.session_msb = 0; 3537 } 3538 3539 trackinfo->tracknr = ti.track_lsb | (ti.track_msb << 8); 3540 trackinfo->sessionnr = ti.session_lsb | (ti.session_msb << 8); 3541 trackinfo->track_mode = ti.track_info_1 & 0xf; 3542 trackinfo->data_mode = ti.track_info_2 & 0xf; 3543 3544 flags = 0; 3545 if (ti.track_info_1 & 0x10) 3546 flags |= MMC_TRACKINFO_COPY; 3547 if (ti.track_info_1 & 0x20) 3548 flags |= MMC_TRACKINFO_DAMAGED; 3549 if (ti.track_info_2 & 0x10) 3550 flags |= MMC_TRACKINFO_FIXED_PACKET; 3551 if (ti.track_info_2 & 0x20) 3552 flags |= MMC_TRACKINFO_INCREMENTAL; 3553 if (ti.track_info_2 & 0x40) 3554 flags |= MMC_TRACKINFO_BLANK; 3555 if (ti.track_info_2 & 0x80) 3556 flags |= MMC_TRACKINFO_RESERVED; 3557 if (ti.data_valid & 0x01) 3558 flags |= MMC_TRACKINFO_NWA_VALID; 3559 if (ti.data_valid & 0x02) 3560 flags |= MMC_TRACKINFO_LRA_VALID; 3561 if ((trackinfo->track_mode & (3<<2)) == 4) /* 01xxb */ 3562 flags |= MMC_TRACKINFO_DATA; 3563 if ((trackinfo->track_mode & (1<<2)) == 0) { /* x0xxb */ 3564 flags |= MMC_TRACKINFO_AUDIO; 3565 if (trackinfo->track_mode & (1<<3)) /* 10xxb */ 3566 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3567 if (trackinfo->track_mode & 1) /* xxx1b */ 3568 flags |= MMC_TRACKINFO_PRE_EMPH; 3569 } 3570 3571 trackinfo->flags = flags; 3572 trackinfo->track_start = _4btol(ti.track_start); 3573 trackinfo->next_writable = _4btol(ti.next_writable); 3574 trackinfo->free_blocks = _4btol(ti.free_blocks); 3575 trackinfo->packet_size = _4btol(ti.packet_size); 3576 trackinfo->track_size = _4btol(ti.track_size); 3577 trackinfo->last_recorded = _4btol(ti.last_recorded); 3578 3579 return 0; 3580 } 3581 3582 static int 3583 mmc_doclose(struct scsipi_periph *periph, int param, int func) { 3584 struct scsipi_close_tracksession close_cmd; 3585 int error, flags; 3586 3587 /* set up SCSI call with track number */ 3588 flags = XS_CTL_DATA_OUT | XS_CTL_DATA_ONSTACK; 3589 memset(&close_cmd, 0, sizeof(close_cmd)); 3590 close_cmd.opcode = CLOSE_TRACKSESSION; 3591 close_cmd.function = func; 3592 _lto2b(param, close_cmd.tracksessionnr); 3593 3594 error = scsipi_command(periph, 3595 (void *) &close_cmd, sizeof(close_cmd), 3596 NULL, 0, 3597 CDRETRIES, 30000, NULL, flags); 3598 3599 return error; 3600 } 3601 3602 static int 3603 mmc_do_closetrack(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3604 { 3605 int mmc_profile = mmc_op->mmc_profile; 3606 3607 switch (mmc_profile) { 3608 case 0x12 : /* DVD-RAM */ 3609 case 0x1a : /* DVD+RW */ 3610 case 0x2a : /* DVD+RW Dual layer */ 3611 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3612 case 0x43 : /* BD-RE */ 3613 case 0x52 : /* HD DVD-RW ; DVD-RAM like */ 3614 return EINVAL; 3615 } 3616 3617 return mmc_doclose(periph, mmc_op->tracknr, 1); 3618 } 3619 3620 static int 3621 mmc_do_close_or_finalise(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3622 { 3623 uint8_t blob[MS5LEN], *page5; 3624 int mmc_profile = mmc_op->mmc_profile; 3625 int func, close, flags; 3626 int error; 3627 3628 close = (mmc_op->operation == MMC_OP_CLOSESESSION); 3629 3630 switch (mmc_profile) { 3631 case 0x09 : /* CD-R */ 3632 case 0x0a : /* CD-RW */ 3633 /* Special case : need to update MS field in mode page 5 */ 3634 memset(blob, 0, sizeof(blob)); 3635 page5 = blob+8; 3636 3637 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 3638 error = scsipi_mode_sense_big(periph, SMS_PF, 5, 3639 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3640 if (error) 3641 return error; 3642 3643 /* set multi session field when closing a session only */ 3644 page5[3] &= 63; 3645 if (close) 3646 page5[3] |= 3 << 6; 3647 3648 flags = XS_CTL_DATA_OUT | XS_CTL_DATA_ONSTACK; 3649 error = scsipi_mode_select_big(periph, SMS_PF, 3650 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3651 if (error) 3652 return error; 3653 /* and use funtion 2 */ 3654 func = 2; 3655 break; 3656 case 0x11 : /* DVD-R (DL) */ 3657 case 0x13 : /* DVD-RW restricted overwrite */ 3658 case 0x14 : /* DVD-RW sequential */ 3659 func = close ? 2 : 3; 3660 break; 3661 case 0x1b : /* DVD+R */ 3662 case 0x2b : /* DVD+R Dual layer */ 3663 case 0x51 : /* HD DVD-R */ 3664 case 0x41 : /* BD-R Sequential recording (SRM) */ 3665 func = close ? 2 : 6; 3666 break; 3667 case 0x12 : /* DVD-RAM */ 3668 case 0x1a : /* DVD+RW */ 3669 case 0x2a : /* DVD+RW Dual layer */ 3670 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3671 case 0x43 : /* BD-RE */ 3672 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 3673 return EINVAL; 3674 default: 3675 printf("MMC close/finalise passed wrong device type! (%d)\n", 3676 mmc_profile); 3677 return EINVAL; 3678 } 3679 3680 return mmc_doclose(periph, mmc_op->sessionnr, func); 3681 } 3682 3683 static int 3684 mmc_do_reserve_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3685 { 3686 struct scsipi_reserve_track reserve_cmd; 3687 uint32_t extent; 3688 int error, flags; 3689 3690 /* TODO make mmc safeguards? */ 3691 extent = mmc_op->extent; 3692 /* TODO min/max support? */ 3693 3694 /* set up SCSI call with requested space */ 3695 flags = XS_CTL_DATA_OUT | XS_CTL_DATA_ONSTACK; 3696 memset(&reserve_cmd, 0, sizeof(reserve_cmd)); 3697 reserve_cmd.opcode = RESERVE_TRACK; 3698 _lto4b(extent, reserve_cmd.reservation_size); 3699 3700 error = scsipi_command(periph, 3701 (void *) &reserve_cmd, sizeof(reserve_cmd), 3702 NULL, 0, 3703 CDRETRIES, 30000, NULL, flags); 3704 3705 return error; 3706 } 3707 3708 static int 3709 mmc_do_reserve_track_nwa(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3710 { 3711 /* XXX assumes that NWA given is valid */ 3712 switch (mmc_op->mmc_profile) { 3713 case 0x09 : /* CD-R */ 3714 /* XXX unknown boundary checks XXX */ 3715 if (mmc_op->extent <= 152) 3716 return EINVAL; 3717 /* CD-R takes 152 sectors to close track */ 3718 mmc_op->extent -= 152; 3719 return mmc_do_reserve_track(periph, mmc_op); 3720 case 0x11 : /* DVD-R (DL) */ 3721 case 0x1b : /* DVD+R */ 3722 case 0x2b : /* DVD+R Dual layer */ 3723 if (mmc_op->extent % 16) 3724 return EINVAL; 3725 /* upto one ECC block of 16 sectors lost */ 3726 mmc_op->extent -= 16; 3727 return mmc_do_reserve_track(periph, mmc_op); 3728 case 0x41 : /* BD-R Sequential recording (SRM) */ 3729 case 0x51 : /* HD DVD-R */ 3730 if (mmc_op->extent % 32) 3731 return EINVAL; 3732 /* one ECC block of 32 sectors lost (AFAIK) */ 3733 mmc_op->extent -= 32; 3734 return mmc_do_reserve_track(periph, mmc_op); 3735 } 3736 3737 /* unknown behaviour or invalid disc type */ 3738 return EINVAL; 3739 } 3740 3741 static int 3742 mmc_do_repair_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3743 { 3744 struct scsipi_repair_track repair_cmd; 3745 int error, flags; 3746 3747 /* TODO make mmc safeguards? */ 3748 3749 /* set up SCSI call with track number */ 3750 flags = XS_CTL_DATA_OUT | XS_CTL_DATA_ONSTACK; 3751 memset(&repair_cmd, 0, sizeof(repair_cmd)); 3752 repair_cmd.opcode = REPAIR_TRACK; 3753 _lto2b(mmc_op->tracknr, repair_cmd.tracknr); 3754 3755 error = scsipi_command(periph, 3756 (void *) &repair_cmd, sizeof(repair_cmd), 3757 NULL, 0, 3758 CDRETRIES, 30000, NULL, flags); 3759 3760 return error; 3761 } 3762 3763 static int 3764 mmc_do_op(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3765 { 3766 /* guard operation value */ 3767 if (mmc_op->operation < 1 || mmc_op->operation > MMC_OP_MAX) 3768 return EINVAL; 3769 3770 /* synchronise cache is special since it doesn't rely on mmc_profile */ 3771 if (mmc_op->operation == MMC_OP_SYNCHRONISECACHE) 3772 return cdcachesync(periph, 0); 3773 3774 /* zero mmc_profile means unknown disc so operations are not defined */ 3775 if (mmc_op->mmc_profile == 0) { 3776 #ifdef DEBUG 3777 printf("mmc_do_op called with mmc_profile = 0\n"); 3778 #endif 3779 return EINVAL; 3780 } 3781 3782 /* do the operations */ 3783 switch (mmc_op->operation) { 3784 case MMC_OP_CLOSETRACK : 3785 return mmc_do_closetrack(periph, mmc_op); 3786 case MMC_OP_CLOSESESSION : 3787 case MMC_OP_FINALISEDISC : 3788 return mmc_do_close_or_finalise(periph, mmc_op); 3789 case MMC_OP_RESERVETRACK : 3790 return mmc_do_reserve_track(periph, mmc_op); 3791 case MMC_OP_RESERVETRACK_NWA : 3792 return mmc_do_reserve_track_nwa(periph, mmc_op); 3793 case MMC_OP_REPAIRTRACK : 3794 return mmc_do_repair_track(periph, mmc_op); 3795 case MMC_OP_UNCLOSELASTSESSION : 3796 /* TODO unclose last session support */ 3797 return EINVAL; 3798 default : 3799 printf("mmc_do_op: unhandled operation %d\n", mmc_op->operation); 3800 } 3801 3802 return EINVAL; 3803 } 3804 3805 static int 3806 mmc_setup_writeparams(struct scsipi_periph *periph, 3807 struct mmc_writeparams *mmc_writeparams) 3808 { 3809 struct mmc_trackinfo trackinfo; 3810 uint8_t blob[MS5LEN]; 3811 uint8_t *page5; 3812 int flags, error; 3813 int track_mode, data_mode; 3814 3815 /* setup mode page 5 for CD only */ 3816 if (mmc_writeparams->mmc_class != MMC_CLASS_CD) 3817 return 0; 3818 3819 memset(blob, 0, sizeof(blob)); 3820 page5 = blob+8; 3821 3822 /* read mode page 5 (with header) */ 3823 flags = XS_CTL_DATA_IN | XS_CTL_DATA_ONSTACK; 3824 error = scsipi_mode_sense_big(periph, SMS_PF, 5, (void *)blob, 3825 sizeof(blob), flags, CDRETRIES, 20000); 3826 if (error) 3827 return error; 3828 3829 /* set page length for reasurance */ 3830 page5[1] = P5LEN; /* page length */ 3831 3832 /* write type packet/incremental */ 3833 page5[2] &= 0xf0; 3834 3835 /* set specified mode parameters */ 3836 track_mode = mmc_writeparams->track_mode; 3837 data_mode = mmc_writeparams->data_mode; 3838 if (track_mode <= 0 || track_mode > 15) 3839 return EINVAL; 3840 if (data_mode < 1 || data_mode > 2) 3841 return EINVAL; 3842 3843 /* if a tracknr is passed, setup according to the track */ 3844 if (mmc_writeparams->tracknr > 0) { 3845 trackinfo.tracknr = mmc_writeparams->tracknr; 3846 error = mmc_gettrackinfo(periph, &trackinfo); 3847 if (error) 3848 return error; 3849 if ((trackinfo.flags & MMC_TRACKINFO_BLANK) == 0) { 3850 track_mode = trackinfo.track_mode; 3851 data_mode = trackinfo.data_mode; 3852 } 3853 mmc_writeparams->blockingnr = trackinfo.packet_size; 3854 } 3855 3856 /* copy track mode and data mode from trackinfo */ 3857 page5[3] &= 16; /* keep only `Copy' bit */ 3858 page5[3] |= (3 << 6) | track_mode; 3859 page5[4] &= 0xf0; /* wipe data block type */ 3860 if (data_mode == 1) { 3861 /* select ISO mode 1 (CD only) */ 3862 page5[4] |= 8; 3863 /* select session format normal disc (CD only) */ 3864 page5[8] = 0; 3865 } else { 3866 /* select ISO mode 2; XA form 1 (CD only) */ 3867 page5[4] |= 10; 3868 /* select session format CD-ROM XA disc (CD only) */ 3869 page5[8] = 0x20; 3870 } 3871 if (mmc_writeparams->mmc_cur & MMC_CAP_SEQUENTIAL) { 3872 if (mmc_writeparams->mmc_cur & MMC_CAP_ZEROLINKBLK) { 3873 /* set BUFE buffer underrun protection */ 3874 page5[2] |= 1<<6; 3875 } 3876 /* allow for multi session */ 3877 page5[3] |= 3 << 6; 3878 } else { 3879 /* select fixed packets */ 3880 page5[3] |= 1<<5; 3881 _lto4b(mmc_writeparams->blockingnr, &(page5[10])); 3882 } 3883 3884 /* write out updated mode page 5 (with header) */ 3885 flags = XS_CTL_DATA_OUT | XS_CTL_DATA_ONSTACK; 3886 error = scsipi_mode_select_big(periph, SMS_PF, (void *)blob, 3887 sizeof(blob), flags, CDRETRIES, 20000); 3888 if (error) 3889 return error; 3890 3891 return 0; 3892 } 3893 3894 static void 3895 cd_set_properties(struct cd_softc *cd) 3896 { 3897 prop_dictionary_t disk_info, odisk_info, geom; 3898 3899 disk_info = prop_dictionary_create(); 3900 3901 geom = prop_dictionary_create(); 3902 3903 prop_dictionary_set_uint64(geom, "sectors-per-unit", 3904 cd->params.disksize); 3905 3906 prop_dictionary_set_uint32(geom, "sector-size", 3907 cd->params.blksize); 3908 3909 prop_dictionary_set(disk_info, "geometry", geom); 3910 prop_object_release(geom); 3911 3912 prop_dictionary_set(device_properties(cd->sc_dev), 3913 "disk-info", disk_info); 3914 3915 /* 3916 * Don't release disk_info here; we keep a reference to it. 3917 * disk_detach() will release it when we go away. 3918 */ 3919 3920 odisk_info = cd->sc_dk.dk_info; 3921 cd->sc_dk.dk_info = disk_info; 3922 if (odisk_info) 3923 prop_object_release(odisk_info); 3924 } 3925