1 /* $NetBSD: cd.c,v 1.357 2026/07/16 06:19:25 mlelstv 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 (at) 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 (at) tfs.com) Sept 1992 50 */ 51 52 #include <sys/cdefs.h> 53 __KERNEL_RCSID(0, "$NetBSD: cd.c,v 1.357 2026/07/16 06:19:25 mlelstv Exp $"); 54 55 #include <sys/param.h> 56 #include <sys/systm.h> 57 #include <sys/kernel.h> 58 #include <sys/file.h> 59 #include <sys/stat.h> 60 #include <sys/ioctl.h> 61 #include <sys/buf.h> 62 #include <sys/bufq.h> 63 #include <sys/uio.h> 64 #include <sys/malloc.h> 65 #include <sys/errno.h> 66 #include <sys/device.h> 67 #include <sys/disklabel.h> 68 #include <sys/disk.h> 69 #include <sys/cdio.h> 70 #include <sys/dvdio.h> 71 #include <sys/scsiio.h> 72 #include <sys/proc.h> 73 #include <sys/conf.h> 74 #include <sys/vnode.h> 75 #include <sys/rndsource.h> 76 77 #include <dev/scsipi/scsi_spc.h> 78 #include <dev/scsipi/scsipi_all.h> 79 #include <dev/scsipi/scsipi_cd.h> 80 #include <dev/scsipi/scsipi_disk.h> /* rw_big and start_stop come */ 81 #include <dev/scsipi/scsi_all.h> 82 /* from there */ 83 #include <dev/scsipi/scsi_disk.h> /* rw comes from there */ 84 #include <dev/scsipi/scsipiconf.h> 85 #include <dev/scsipi/scsipi_base.h> 86 #include <dev/scsipi/cdvar.h> 87 88 #include <prop/proplib.h> 89 90 #define CDUNIT(z) DISKUNIT(z) 91 #define CDPART(z) DISKPART(z) 92 #define CDMINOR(unit, part) DISKMINOR(unit, part) 93 #define MAKECDDEV(maj, unit, part) MAKEDISKDEV(maj, unit, part) 94 95 #define MAXTRACK 99 96 #define CD_BLOCK_OFFSET 150 97 #define CD_FRAMES 75 98 #define CD_SECS 60 99 100 #define CD_TOC_FORM 0 /* formatted TOC, exposed to userland */ 101 #define CD_TOC_MSINFO 1 /* multi-session info */ 102 #define CD_TOC_RAW 2 /* raw TOC as on disc, unprocessed */ 103 #define CD_TOC_PMA 3 /* PMA, used as intermediate (rare use) */ 104 #define CD_TOC_ATIP 4 /* pressed space of recordable */ 105 #define CD_TOC_CDTEXT 5 /* special CD-TEXT, rarely used */ 106 107 #define P5LEN 0x32 108 #define MS5LEN (P5LEN + 8 + 2) 109 110 struct cd_formatted_toc { 111 struct ioc_toc_header header; 112 struct cd_toc_entry entries[MAXTRACK+1]; /* One extra for the */ 113 /* leadout */ 114 }; 115 116 struct cdbounce { 117 struct buf *obp; /* original buf */ 118 struct buf *lbp; /* first buffer */ 119 struct buf *rbp; /* second buffer */ 120 int lerr; /* error returned for first buffer */ 121 int rerr; /* error returned for second buffer */ 122 int head; /* bytes skipped at the start */ 123 int lcount; /* bytes copied to first buffer */ 124 int rcount; /* bytes copied to second buffer */ 125 }; 126 127 static void cdstart(struct scsipi_periph *); 128 static void cdrestart(void *); 129 static void cdminphys(struct buf *); 130 static void cddone(struct scsipi_xfer *, int); 131 static int cd_interpret_sense(struct scsipi_xfer *); 132 static int cd_diskstart(device_t, struct buf *); 133 static void cd_iosize(device_t, int *); 134 static int cd_lastclose(device_t); 135 static int cd_firstopen(device_t, dev_t, int, int); 136 static void cd_label(device_t, struct disklabel *); 137 static u_long cd_size(struct cd_softc *, int); 138 static int cd_play(struct cd_softc *, int, int); 139 static int cd_play_tracks(struct cd_softc *, struct cd_formatted_toc *, 140 int, int, int, int); 141 static int cd_play_msf(struct cd_softc *, int, int, int, int, int, int); 142 static int cd_pause(struct cd_softc *, int); 143 static int cd_reset(struct cd_softc *); 144 static int cd_read_subchannel(struct cd_softc *, int, int, int, 145 struct cd_sub_channel_info *, int, int); 146 static int cd_read_toc(struct cd_softc *, int, int, int, 147 struct cd_formatted_toc *, int, int, int); 148 static int cd_get_parms(struct cd_softc *, int); 149 static int cd_load_toc(struct cd_softc *, int, struct cd_formatted_toc *, int); 150 static int cdreadmsaddr(struct cd_softc *, struct cd_formatted_toc *,int *); 151 static int cdcachesync(struct scsipi_periph *periph, int flags); 152 153 static int dvd_auth(struct cd_softc *, dvd_authinfo *); 154 static int dvd_read_physical(struct cd_softc *, dvd_struct *); 155 static int dvd_read_copyright(struct cd_softc *, dvd_struct *); 156 static int dvd_read_disckey(struct cd_softc *, dvd_struct *); 157 static int dvd_read_bca(struct cd_softc *, dvd_struct *); 158 static int dvd_read_manufact(struct cd_softc *, dvd_struct *); 159 static int dvd_read_struct(struct cd_softc *, dvd_struct *); 160 161 static int cd_mode_sense(struct cd_softc *, u_int8_t, void *, size_t, int, 162 int, int *); 163 static int cd_mode_select(struct cd_softc *, u_int8_t, void *, size_t, 164 int, int); 165 static int cd_setchan(struct cd_softc *, int, int, int, int, int); 166 static int cd_getvol(struct cd_softc *, struct ioc_vol *, int); 167 static int cd_setvol(struct cd_softc *, const struct ioc_vol *, int); 168 static int cd_set_pa_immed(struct cd_softc *, int); 169 static int cd_load_unload(struct cd_softc *, struct ioc_load_unload *); 170 static int cd_setblksize(struct cd_softc *); 171 172 static int cdmatch(device_t, cfdata_t, void *); 173 static void cdattach(device_t, device_t, void *); 174 static int cddetach(device_t, int); 175 176 static int mmc_getdiscinfo(struct scsipi_periph *, struct mmc_discinfo *); 177 static int mmc_gettrackinfo(struct scsipi_periph *, struct mmc_trackinfo *); 178 static int mmc_do_op(struct scsipi_periph *, struct mmc_op *); 179 static int mmc_setup_writeparams(struct scsipi_periph *, struct mmc_writeparams *); 180 181 static void cd_set_geometry(struct cd_softc *); 182 183 CFATTACH_DECL3_NEW(cd, sizeof(struct cd_softc), cdmatch, cdattach, cddetach, 184 NULL, NULL, NULL, DVF_DETACH_SHUTDOWN); 185 186 extern struct cfdriver cd_cd; 187 188 static const struct scsipi_inquiry_pattern cd_patterns[] = { 189 {T_CDROM, T_REMOV, 190 "", "", ""}, 191 {T_WORM, T_REMOV, 192 "", "", ""}, 193 #if 0 194 {T_CDROM, T_REMOV, /* more luns */ 195 "PIONEER ", "CD-ROM DRM-600 ", ""}, 196 #endif 197 {T_DIRECT, T_REMOV, 198 "NEC CD-ROM DRIVE:260", "", ""}, 199 }; 200 201 static dev_type_open(cdopen); 202 static dev_type_close(cdclose); 203 static dev_type_read(cdread); 204 static dev_type_write(cdwrite); 205 static dev_type_ioctl(cdioctl); 206 static dev_type_strategy(cdstrategy); 207 static dev_type_dump(cddump); 208 static dev_type_size(cdsize); 209 210 const struct bdevsw cd_bdevsw = { 211 .d_open = cdopen, 212 .d_close = cdclose, 213 .d_strategy = cdstrategy, 214 .d_ioctl = cdioctl, 215 .d_dump = cddump, 216 .d_psize = cdsize, 217 .d_discard = nodiscard, 218 .d_flag = D_DISK | D_MPSAFE 219 }; 220 221 const struct cdevsw cd_cdevsw = { 222 .d_open = cdopen, 223 .d_close = cdclose, 224 .d_read = cdread, 225 .d_write = cdwrite, 226 .d_ioctl = cdioctl, 227 .d_stop = nostop, 228 .d_tty = notty, 229 .d_poll = nopoll, 230 .d_mmap = nommap, 231 .d_kqfilter = nokqfilter, 232 .d_discard = nodiscard, 233 .d_flag = D_DISK | D_MPSAFE 234 }; 235 236 static const struct dkdriver cddkdriver = { 237 .d_open = cdopen, 238 .d_close = cdclose, 239 .d_strategy = cdstrategy, 240 .d_minphys = cdminphys, 241 .d_diskstart = cd_diskstart, 242 .d_firstopen = cd_firstopen, 243 .d_lastclose = cd_lastclose, 244 .d_label = cd_label, 245 }; 246 247 static const struct scsipi_periphsw cd_switch = { 248 cd_interpret_sense, /* use our error handler first */ 249 cdstart, /* we have a queue, which is started by this */ 250 NULL, /* we do not have an async handler */ 251 cddone, /* deal with stats at interrupt time */ 252 }; 253 254 /* 255 * The routine called by the low level scsi routine when it discovers 256 * A device suitable for this driver 257 */ 258 static int 259 cdmatch(device_t parent, cfdata_t match, void *aux) 260 { 261 struct scsipibus_attach_args *sa = aux; 262 int priority; 263 264 (void)scsipi_inqmatch(&sa->sa_inqbuf, 265 cd_patterns, sizeof(cd_patterns) / sizeof(cd_patterns[0]), 266 sizeof(cd_patterns[0]), &priority); 267 268 return (priority); 269 } 270 271 static void 272 cdattach(device_t parent, device_t self, void *aux) 273 { 274 struct cd_softc *cd = device_private(self); 275 struct dk_softc *dksc = &cd->sc_dksc; 276 struct scsipibus_attach_args *sa = aux; 277 struct scsipi_periph *periph = sa->sa_periph; 278 int dtype; 279 280 SC_DEBUG(periph, SCSIPI_DB2, ("cdattach: ")); 281 282 switch (SCSIPI_BUSTYPE_TYPE(scsipi_periph_bustype(sa->sa_periph))) { 283 case SCSIPI_BUSTYPE_SCSI: 284 dtype = DKTYPE_SCSI; 285 if (periph->periph_version == 0) 286 cd->flags |= CDF_ANCIENT; 287 if (periph->periph_version >= 2) 288 periph->periph_quirks |= PQUIRK_ONLYBIG; 289 break; 290 case SCSIPI_BUSTYPE_ATAPI: 291 dtype = DKTYPE_ATAPI; 292 break; 293 default: 294 dtype = DKTYPE_UNKNOWN; 295 break; 296 } 297 298 /* 299 * Initialize and attach the disk structure. 300 */ 301 dk_init(dksc, self, dtype); 302 disk_init(&dksc->sc_dkdev, dksc->sc_xname, &cddkdriver); 303 304 dk_attach(dksc); 305 disk_attach(&dksc->sc_dkdev); 306 307 bufq_alloc(&dksc->sc_bufq, "disksort", BUFQ_SORT_RAWBLOCK); 308 309 callout_init(&cd->sc_callout, 0); 310 311 /* 312 * Store information needed to contact our base driver 313 */ 314 cd->sc_periph = periph; 315 316 periph->periph_dev = dksc->sc_dev; 317 periph->periph_switch = &cd_switch; 318 319 /* 320 * Increase our openings to the maximum-per-periph 321 * supported by the adapter. This will either be 322 * clamped down or grown by the adapter if necessary. 323 */ 324 periph->periph_openings = 325 SCSIPI_CHAN_MAX_PERIPH(periph->periph_channel); 326 periph->periph_flags |= PERIPH_GROW_OPENINGS; 327 328 aprint_naive("\n"); 329 aprint_normal("\n"); 330 331 if (!pmf_device_register(self, NULL, NULL)) 332 aprint_error_dev(self, "couldn't establish power handler\n"); 333 } 334 335 static int 336 cddetach(device_t self, int flags) 337 { 338 struct cd_softc *cd = device_private(self); 339 struct dk_softc *dksc = &cd->sc_dksc; 340 struct scsipi_periph *periph = cd->sc_periph; 341 struct scsipi_channel *chan = periph->periph_channel; 342 int bmaj, cmaj, i, mn, rc; 343 344 if ((rc = disk_begindetach(&dksc->sc_dkdev, cd_lastclose, self, flags)) != 0) 345 return rc; 346 347 /* locate the major number */ 348 bmaj = bdevsw_lookup_major(&cd_bdevsw); 349 cmaj = cdevsw_lookup_major(&cd_cdevsw); 350 351 /* Nuke the vnodes for any open instances */ 352 for (i = 0; i < MAXPARTITIONS; i++) { 353 mn = CDMINOR(device_unit(self), i); 354 vdevgone(bmaj, mn, mn, VBLK); 355 vdevgone(cmaj, mn, mn, VCHR); 356 } 357 358 /* kill any pending restart */ 359 callout_halt(&cd->sc_callout, NULL); 360 361 dk_drain(dksc); 362 363 /* Kill off any pending commands. */ 364 mutex_enter(chan_mtx(chan)); 365 scsipi_kill_pending(cd->sc_periph); 366 mutex_exit(chan_mtx(chan)); 367 368 bufq_free(dksc->sc_bufq); 369 370 /* Detach from the disk list. */ 371 disk_detach(&dksc->sc_dkdev); 372 disk_destroy(&dksc->sc_dkdev); 373 374 dk_detach(dksc); 375 376 callout_destroy(&cd->sc_callout); 377 378 pmf_device_deregister(self); 379 380 return (0); 381 } 382 383 /* 384 * Serialized by caller 385 */ 386 static int 387 cd_firstopen(device_t self, dev_t dev, int flag, int fmt) 388 { 389 struct cd_softc *cd = device_private(self); 390 struct scsipi_periph *periph = cd->sc_periph; 391 struct scsipi_adapter *adapt = periph->periph_channel->chan_adapter; 392 int error, silent; 393 int part; 394 395 part = CDPART(dev); 396 397 error = scsipi_adapter_addref(adapt); 398 if (error) 399 return error; 400 401 if ((part == RAW_PART && fmt == S_IFCHR) || (flag & FSILENT)) 402 silent = XS_CTL_SILENT; 403 else 404 silent = 0; 405 406 /* make cdclose() silent */ 407 cd->flags |= CDF_EJECTED; 408 409 /* Check that it is still responding and ok. */ 410 error = scsipi_test_unit_ready(periph, 411 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 412 XS_CTL_SILENT); 413 414 /* 415 * Start the pack spinning if necessary. Always allow the 416 * raw partition to be opened, for raw IOCTLs. Data transfers 417 * will check for SDEV_MEDIA_LOADED. 418 */ 419 if (error == EIO) { 420 error = scsipi_start(periph, SSS_START, silent); 421 if (error == EINVAL) 422 error = EIO; 423 } 424 if (error) { 425 if (part == RAW_PART) 426 goto out; 427 goto bad; 428 } 429 430 /* Lock the pack in. */ 431 error = scsipi_prevent(periph, SPAMR_PREVENT_DT, 432 XS_CTL_IGNORE_ILLEGAL_REQUEST | 433 XS_CTL_IGNORE_MEDIA_CHANGE); 434 SC_DEBUG(periph, SCSIPI_DB1, 435 ("cdopen: scsipi_prevent, error=%d\n", error)); 436 if (error) { 437 if (part == RAW_PART) 438 goto out; 439 goto bad; 440 } 441 442 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 443 int param_error; 444 445 /* Load the physical device parameters. */ 446 param_error = cd_get_parms(cd, 0); 447 if (param_error == CDGP_RESULT_OFFLINE) { 448 error = ENXIO; 449 goto bad2; 450 } 451 periph->periph_flags |= PERIPH_MEDIA_LOADED; 452 453 SC_DEBUG(periph, SCSIPI_DB3, ("Params loaded ")); 454 455 cd_set_geometry(cd); 456 457 /* make cdclose() loud again */ 458 cd->flags &= ~CDF_EJECTED; 459 } 460 461 periph->periph_flags |= PERIPH_OPEN; 462 463 out: 464 return 0; 465 466 bad2: 467 scsipi_prevent(periph, SPAMR_ALLOW, 468 XS_CTL_IGNORE_ILLEGAL_REQUEST | 469 XS_CTL_IGNORE_MEDIA_CHANGE | 470 XS_CTL_SILENT); 471 472 bad: 473 scsipi_adapter_delref(adapt); 474 return error; 475 } 476 477 /* 478 * open the device. Make sure the partition info is a up-to-date as can be. 479 */ 480 static int 481 cdopen(dev_t dev, int flag, int fmt, struct lwp *l) 482 { 483 struct cd_softc *cd; 484 struct dk_softc *dksc; 485 struct scsipi_periph *periph; 486 int unit, part; 487 int error; 488 489 unit = CDUNIT(dev); 490 cd = device_lookup_private(&cd_cd, unit); 491 if (cd == NULL) 492 return (ENXIO); 493 dksc = &cd->sc_dksc; 494 495 periph = cd->sc_periph; 496 part = CDPART(dev); 497 498 SC_DEBUG(periph, SCSIPI_DB1, 499 ("cdopen: dev=0x%"PRIu64" (unit %"PRIu32" (of %d), partition %d)\n", 500 dev, unit, cd_cd.cd_ndevs, CDPART(dev))); 501 502 /* 503 * If any partition is open, but the disk has been invalidated, 504 * disallow further opens of non-raw partition 505 */ 506 if ((periph->periph_flags & (PERIPH_OPEN | PERIPH_MEDIA_LOADED)) == 507 PERIPH_OPEN) { 508 if (part != RAW_PART || fmt != S_IFCHR) 509 return EIO; 510 } 511 512 error = dk_open(dksc, dev, flag, fmt, l); 513 514 SC_DEBUG(periph, SCSIPI_DB3, ("open complete\n")); 515 516 return error; 517 } 518 519 /* 520 * Serialized by caller 521 */ 522 static int 523 cd_lastclose(device_t self) 524 { 525 struct cd_softc *cd = device_private(self); 526 struct scsipi_periph *periph = cd->sc_periph; 527 struct scsipi_adapter *adapt = periph->periph_channel->chan_adapter; 528 int silent; 529 530 if ((cd->flags & CDF_EJECTED) != 0 || 531 (periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) 532 silent = XS_CTL_SILENT; 533 else 534 silent = 0; 535 536 cdcachesync(periph, silent); 537 538 scsipi_wait_drain(periph); 539 540 scsipi_prevent(periph, SPAMR_ALLOW, 541 XS_CTL_IGNORE_ILLEGAL_REQUEST | 542 XS_CTL_IGNORE_NOT_READY | 543 XS_CTL_SILENT); 544 periph->periph_flags &= ~PERIPH_OPEN; 545 546 scsipi_wait_drain(periph); 547 548 scsipi_adapter_delref(adapt); 549 550 return 0; 551 } 552 553 /* 554 * close the device.. only called if we are the LAST 555 * occurrence of an open device 556 */ 557 static int 558 cdclose(dev_t dev, int flag, int fmt, struct lwp *l) 559 { 560 struct cd_softc *cd; 561 struct dk_softc *dksc; 562 int unit; 563 564 unit = CDUNIT(dev); 565 cd = device_lookup_private(&cd_cd, unit); 566 dksc = &cd->sc_dksc; 567 568 return dk_close(dksc, dev, flag, fmt, l); 569 } 570 571 static void 572 cd_bounce_buffer_done(struct buf *bp) 573 { 574 struct cdbounce *bounce = bp->b_private; 575 struct buf *obp = bounce->obp; 576 577 if (bp == bounce->lbp) { 578 if ((bounce->lerr = bp->b_error) == 0) 579 memcpy(obp->b_data, (char *)bp->b_data + bounce->head, bounce->lcount); 580 bounce->lbp = NULL; 581 } 582 583 if (bp == bounce->rbp) { 584 if ((bounce->rerr = bp->b_error) == 0) 585 memcpy((char *)obp->b_data + bounce->lcount, bp->b_data, bounce->rcount); 586 bounce->rbp = NULL; 587 } 588 589 free(bp->b_data, M_DEVBUF); 590 putiobuf(bp); 591 592 if (bounce->lbp != NULL || bounce->rbp != NULL) 593 return; 594 595 obp->b_error = bounce->rerr; 596 if (bounce->lerr) 597 obp->b_error = bounce->lerr; 598 599 obp->b_resid = 0; 600 if (obp->b_error) 601 obp->b_resid = obp->b_bcount; 602 603 free(bounce, M_DEVBUF); 604 biodone(obp); 605 } 606 607 static int 608 cd_make_bounce_buffer(struct cd_softc *cd, struct buf *bp, daddr_t blkno, int count, struct buf **nbpp, void *priv) 609 { 610 struct buf *nbp; 611 612 /* We don't support bouncing writes */ 613 if ((bp->b_flags & B_READ) == 0) 614 return EACCES; /* XXX */ 615 616 nbp = getiobuf(NULL, false); 617 if (nbp == NULL) 618 return ENOMEM; 619 620 nbp->b_data = malloc(count, M_DEVBUF, M_NOWAIT); 621 if (nbp->b_data == NULL) { 622 putiobuf(nbp); 623 return ENOMEM; 624 } 625 626 /* Set up the IOP to the bounce buffer */ 627 nbp->b_error = 0; 628 nbp->b_dev = bp->b_dev; 629 nbp->b_proc = bp->b_proc; 630 nbp->b_bcount = count; 631 nbp->b_bufsize = count; 632 nbp->b_blkno = blkno; 633 nbp->b_flags = bp->b_flags | B_READ; 634 nbp->b_oflags = bp->b_oflags; 635 nbp->b_cflags = bp->b_cflags; 636 nbp->b_iodone = cd_bounce_buffer_done; 637 nbp->b_private = priv; 638 639 BIO_COPYPRIO(nbp, bp); 640 641 *nbpp = nbp; 642 return 0; 643 } 644 645 static int 646 cd_make_bounce(struct cd_softc *cd, struct buf *bp, struct cdbounce **bouncep) 647 { 648 struct dk_softc *dksc = &cd->sc_dksc; 649 unsigned secsize = dksc->sc_dkdev.dk_geom.dg_secsize; 650 struct cdbounce *bounce; 651 int bps, nblks, skip, total, count; 652 daddr_t blkno; 653 struct buf *lbp, *rbp; 654 int error; 655 656 bounce = malloc(sizeof(struct cdbounce), M_DEVBUF, M_NOWAIT|M_ZERO); 657 if (bounce == NULL) 658 return ENOMEM; 659 660 bps = howmany(secsize, DEV_BSIZE); 661 nblks = howmany(bp->b_bcount, DEV_BSIZE); 662 663 skip = bp->b_blkno % bps; 664 665 blkno = bp->b_blkno - skip; 666 total = roundup(nblks + skip, bps) * DEV_BSIZE; 667 668 count = total; 669 cd_iosize(dksc->sc_dev, &count); 670 671 bounce->head = skip * DEV_BSIZE; 672 bounce->lcount = imin(count - bounce->head, bp->b_bcount); 673 bounce->rcount = bp->b_bcount - bounce->lcount; 674 675 error = cd_make_bounce_buffer(cd, bp, blkno, count, &lbp, bounce); 676 if (error) 677 goto bad; 678 679 blkno += howmany(count, DEV_BSIZE); 680 count = total - count; 681 682 if (count > 0) { 683 error = cd_make_bounce_buffer(cd, bp, blkno, count, &rbp, bounce); 684 if (error) { 685 free(lbp->b_data, M_DEVBUF); 686 putiobuf(lbp); 687 goto bad; 688 } 689 } else 690 rbp = NULL; 691 692 bounce->obp = bp; 693 bounce->lbp = lbp; 694 bounce->rbp = rbp; 695 696 *bouncep = bounce; 697 698 return 0; 699 700 bad: 701 free(bounce, M_DEVBUF); 702 return error; 703 } 704 705 /* 706 * Actually translate the requested transfer into one the physical driver can 707 * understand. The transfer is described by a buf and will include only one 708 * physical transfer. 709 */ 710 static void 711 cdstrategy(struct buf *bp) 712 { 713 struct cd_softc *cd = device_lookup_private(&cd_cd,CDUNIT(bp->b_dev)); 714 struct dk_softc *dksc = &cd->sc_dksc; 715 struct scsipi_periph *periph = cd->sc_periph; 716 int error; 717 718 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdstrategy ")); 719 SC_DEBUG(cd->sc_periph, SCSIPI_DB1, 720 ("%d bytes @ blk %" PRId64 "\n", bp->b_bcount, bp->b_blkno)); 721 722 /* 723 * If the device has been made invalid, error out 724 * maybe the media changed 725 */ 726 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 727 if (periph->periph_flags & PERIPH_OPEN) 728 error = EIO; 729 else 730 error = ENODEV; 731 goto bad; 732 } 733 734 /* 735 * If label and device don't agree in sector size use a bounce buffer 736 */ 737 if (dksc->sc_dkdev.dk_label->d_secsize != dksc->sc_dkdev.dk_geom.dg_secsize) { 738 struct cdbounce *bounce = NULL; 739 740 error = cd_make_bounce(cd, bp, &bounce); 741 if (error) 742 goto bad; 743 744 dk_strategy(dksc, bounce->lbp); 745 if (bounce->rbp != NULL) 746 dk_strategy(dksc, bounce->rbp); 747 748 return; 749 } 750 751 dk_strategy(dksc, bp); 752 return; 753 754 bad: 755 bp->b_error = error; 756 bp->b_resid = bp->b_bcount; 757 biodone(bp); 758 } 759 760 /* 761 * Issue single I/O command 762 * 763 * Called from dk_start and implicitly from dk_strategy 764 */ 765 static int 766 cd_diskstart(device_t dev, struct buf *bp) 767 { 768 struct cd_softc *cd = device_private(dev); 769 struct scsipi_periph *periph = cd->sc_periph; 770 struct scsipi_channel *chan = periph->periph_channel; 771 struct scsipi_rw_10 cmd_big; 772 struct scsi_rw_6 cmd_small; 773 struct scsipi_generic *cmdp; 774 struct scsipi_xfer *xs; 775 int error, flags, nblks, cmdlen; 776 777 SC_DEBUG(periph, SCSIPI_DB2, ("cdstart ")); 778 779 mutex_enter(chan_mtx(chan)); 780 781 if (periph->periph_active >= periph->periph_openings) { 782 error = EAGAIN; 783 goto out; 784 } 785 786 /* 787 * there is excess capacity, but a special waits 788 * It'll need the adapter as soon as we clear out of the 789 * way and let it run (user level wait). 790 */ 791 if (periph->periph_flags & PERIPH_WAITING) { 792 periph->periph_flags &= ~PERIPH_WAITING; 793 cv_broadcast(periph_cv_periph(periph)); 794 error = EAGAIN; 795 goto out; 796 } 797 798 /* 799 * If the device has become invalid, abort all the 800 * reads and writes until all files have been closed and 801 * re-opened 802 */ 803 if (__predict_false( 804 (periph->periph_flags & PERIPH_MEDIA_LOADED) == 0)) { 805 error = EIO; 806 goto out; 807 } 808 809 nblks = howmany(bp->b_bcount, cd->params.blksize); 810 811 /* 812 * Fill out the scsi command. If the transfer will 813 * fit in a "small" cdb, use it. 814 */ 815 if (((bp->b_rawblkno & 0x1fffff) == bp->b_rawblkno) && 816 ((nblks & 0xff) == nblks) && 817 !(periph->periph_quirks & PQUIRK_ONLYBIG)) { 818 /* 819 * We can fit in a small cdb. 820 */ 821 memset(&cmd_small, 0, sizeof(cmd_small)); 822 cmd_small.opcode = (bp->b_flags & B_READ) ? 823 SCSI_READ_6_COMMAND : SCSI_WRITE_6_COMMAND; 824 _lto3b(bp->b_rawblkno, cmd_small.addr); 825 cmd_small.length = nblks & 0xff; 826 cmdlen = sizeof(cmd_small); 827 cmdp = (struct scsipi_generic *)&cmd_small; 828 } else { 829 /* 830 * Need a large cdb. 831 */ 832 memset(&cmd_big, 0, sizeof(cmd_big)); 833 cmd_big.opcode = (bp->b_flags & B_READ) ? 834 READ_10 : WRITE_10; 835 _lto4b(bp->b_rawblkno, cmd_big.addr); 836 _lto2b(nblks, cmd_big.length); 837 cmdlen = sizeof(cmd_big); 838 cmdp = (struct scsipi_generic *)&cmd_big; 839 } 840 841 /* 842 * Figure out what flags to use. 843 */ 844 flags = XS_CTL_NOSLEEP|XS_CTL_ASYNC|XS_CTL_SIMPLE_TAG; 845 if (bp->b_flags & B_READ) 846 flags |= XS_CTL_DATA_IN; 847 else 848 flags |= XS_CTL_DATA_OUT; 849 850 /* 851 * Call the routine that chats with the adapter. 852 * Note: we cannot sleep as we may be an interrupt 853 */ 854 xs = scsipi_make_xs_locked(periph, cmdp, cmdlen, 855 (u_char *)bp->b_data, bp->b_bcount, 856 CDRETRIES, 30000, bp, flags); 857 if (__predict_false(xs == NULL)) { 858 /* 859 * out of memory. Keep this buffer in the queue, and 860 * retry later. 861 */ 862 callout_reset(&cd->sc_callout, hz / 2, cdrestart, cd); 863 error = EAGAIN; 864 goto out; 865 } 866 867 error = scsipi_execute_xs(xs); 868 /* with a scsipi_xfer preallocated, scsipi_command can't fail */ 869 KASSERT(error == 0); 870 871 out: 872 mutex_exit(chan_mtx(chan)); 873 874 return error; 875 } 876 877 /* 878 * Recover I/O request after memory shortage 879 * 880 * Called from callout 881 */ 882 static void 883 cdrestart(void *v) 884 { 885 struct cd_softc *cd = v; 886 struct dk_softc *dksc = &cd->sc_dksc; 887 888 dk_start(dksc, NULL); 889 } 890 891 /* 892 * Recover I/O request after memory shortage 893 * 894 * Called from scsipi midlayer when resources have been freed 895 * with channel lock held 896 */ 897 static void 898 cdstart(struct scsipi_periph *periph) 899 { 900 struct cd_softc *cd = device_private(periph->periph_dev); 901 struct dk_softc *dksc = &cd->sc_dksc; 902 struct scsipi_channel *chan = periph->periph_channel; 903 904 /* 905 * release channel lock as dk_start may need to acquire 906 * other locks 907 * 908 * cdstart is called from scsipi_put_xs and all its callers 909 * release the lock afterwards. So releasing it here 910 * doesn't matter. 911 */ 912 mutex_exit(chan_mtx(chan)); 913 914 dk_start(dksc, NULL); 915 916 mutex_enter(chan_mtx(chan)); 917 } 918 919 static void 920 cddone(struct scsipi_xfer *xs, int error) 921 { 922 struct cd_softc *cd = device_private(xs->xs_periph->periph_dev); 923 struct dk_softc *dksc = &cd->sc_dksc; 924 struct buf *bp = xs->bp; 925 926 if (bp) { 927 bp->b_error = error; 928 bp->b_resid = xs->resid; 929 if (error) { 930 /* on a read/write error bp->b_resid is zero, so fix */ 931 bp->b_resid = bp->b_bcount; 932 } 933 934 dk_done(dksc, bp); 935 /* dk_start is called from scsipi_complete */ 936 } 937 } 938 939 static int 940 cd_interpret_sense(struct scsipi_xfer *xs) 941 { 942 struct scsipi_periph *periph = xs->xs_periph; 943 struct scsi_sense_data *sense = &xs->sense.scsi_sense; 944 int retval = EJUSTRETURN; 945 946 /* 947 * If it isn't an extended or extended/deferred error, let 948 * the generic code handle it. 949 */ 950 if (SSD_RCODE(sense->response_code) != SSD_RCODE_CURRENT && 951 SSD_RCODE(sense->response_code) != SSD_RCODE_DEFERRED) 952 return (retval); 953 954 /* 955 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit 956 * Is In The Process of Becoming Ready" (Sense code 0x04,0x01), then 957 * wait a bit for the drive to spin up 958 */ 959 960 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 961 (sense->asc == 0x04) && (sense->ascq == 0x01)) { 962 /* 963 * Sleep for 5 seconds to wait for the drive to spin up 964 */ 965 966 SC_DEBUG(periph, SCSIPI_DB1, ("Waiting 5 sec for CD " 967 "spinup\n")); 968 if (!callout_pending(&periph->periph_callout)) 969 scsipi_periph_freeze(periph, 1); 970 callout_reset(&periph->periph_callout, 971 5 * hz, scsipi_periph_timed_thaw, periph); 972 retval = ERESTART; 973 } 974 975 /* 976 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit Not 977 * Ready, Operation In Progress" (Sense code 0x04, 0x07), 978 * then wait for the specified time 979 */ 980 981 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 982 (sense->asc == 0x04) && (sense->ascq == 0x07)) { 983 /* 984 * we could listen to the delay; but it looks like the skey 985 * data is not always returned. 986 */ 987 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 988 989 /* wait for a half second and get going again */ 990 if (!callout_pending(&periph->periph_callout)) 991 scsipi_periph_freeze(periph, 1); 992 callout_reset(&periph->periph_callout, 993 hz/2, scsipi_periph_timed_thaw, periph); 994 retval = ERESTART; 995 } 996 997 /* 998 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Long write in 999 * progress" (Sense code 0x04, 0x08), then wait for the specified 1000 * time 1001 */ 1002 1003 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1004 (sense->asc == 0x04) && (sense->ascq == 0x08)) { 1005 /* 1006 * long write in process; we could listen to the delay; but it 1007 * looks like the skey data is not always returned. 1008 */ 1009 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1010 1011 /* wait for a half second and get going again */ 1012 if (!callout_pending(&periph->periph_callout)) 1013 scsipi_periph_freeze(periph, 1); 1014 callout_reset(&periph->periph_callout, 1015 hz/2, scsipi_periph_timed_thaw, periph); 1016 retval = ERESTART; 1017 } 1018 1019 return (retval); 1020 } 1021 1022 static void 1023 cdminphys(struct buf *bp) 1024 { 1025 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(bp->b_dev)); 1026 struct dk_softc *dksc = &cd->sc_dksc; 1027 long xmax; 1028 1029 /* 1030 * If the device is ancient, we want to make sure that 1031 * the transfer fits into a 6-byte cdb. 1032 * 1033 * XXX Note that the SCSI-I spec says that 256-block transfers 1034 * are allowed in a 6-byte read/write, and are specified 1035 * by setting the "length" to 0. However, we're conservative 1036 * here, allowing only 255-block transfers in case an 1037 * ancient device gets confused by length == 0. A length of 0 1038 * in a 10-byte read/write actually means 0 blocks. 1039 */ 1040 if (cd->flags & CDF_ANCIENT) { 1041 xmax = dksc->sc_dkdev.dk_geom.dg_secsize * 0xff; 1042 1043 if (bp->b_bcount > xmax) 1044 bp->b_bcount = xmax; 1045 } 1046 1047 scsipi_adapter_minphys(cd->sc_periph->periph_channel, bp); 1048 } 1049 1050 static void 1051 cd_iosize(device_t dev, int *count) 1052 { 1053 struct buf B; 1054 int bmaj; 1055 1056 bmaj = bdevsw_lookup_major(&cd_bdevsw); 1057 B.b_dev = MAKECDDEV(bmaj,device_unit(dev),RAW_PART); 1058 B.b_bcount = *count; 1059 1060 cdminphys(&B); 1061 1062 *count = B.b_bcount; 1063 } 1064 1065 static int 1066 cdread(dev_t dev, struct uio *uio, int ioflag) 1067 { 1068 return (physio(cdstrategy, NULL, dev, B_READ, cdminphys, uio)); 1069 } 1070 1071 static int 1072 cdwrite(dev_t dev, struct uio *uio, int ioflag) 1073 { 1074 return (physio(cdstrategy, NULL, dev, B_WRITE, cdminphys, uio)); 1075 } 1076 1077 #if 0 /* XXX Not used */ 1078 /* 1079 * conversion between minute-seconde-frame and logical block address 1080 * addresses format 1081 */ 1082 static void 1083 lba2msf(u_long lba, u_char *m, u_char *s, u_char *f) 1084 { 1085 u_long tmp; 1086 1087 tmp = lba + CD_BLOCK_OFFSET; /* offset of first logical frame */ 1088 tmp &= 0xffffff; /* negative lbas use only 24 bits */ 1089 *m = tmp / (CD_SECS * CD_FRAMES); 1090 tmp %= (CD_SECS * CD_FRAMES); 1091 *s = tmp / CD_FRAMES; 1092 *f = tmp % CD_FRAMES; 1093 } 1094 #endif /* XXX Not used */ 1095 1096 /* 1097 * Convert an hour:minute:second:frame address to a logical block address. In 1098 * theory the number of secs/minute and number of frames/second could be 1099 * configured differently in the device as could the block offset but in 1100 * practice these values are rock solid and most drives don't even allow 1101 * theses values to be changed. 1102 */ 1103 static uint32_t 1104 hmsf2lba(uint8_t h, uint8_t m, uint8_t s, uint8_t f) 1105 { 1106 return (((((uint32_t) h * 60 + m) * CD_SECS) + s) * CD_FRAMES + f) 1107 - CD_BLOCK_OFFSET; 1108 } 1109 1110 static int 1111 cdreadmsaddr(struct cd_softc *cd, struct cd_formatted_toc *toc, int *addr) 1112 { 1113 struct scsipi_periph *periph = cd->sc_periph; 1114 int error; 1115 struct cd_toc_entry *cte; 1116 1117 error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, toc, 1118 sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry), 1119 0, 0x40 /* control word for "get MS info" */); 1120 1121 if (error) 1122 return (error); 1123 1124 cte = &toc->entries[0]; 1125 if (periph->periph_quirks & PQUIRK_LITTLETOC) { 1126 cte->addr.lba = le32toh(cte->addr.lba); 1127 toc->header.len = le16toh(toc->header.len); 1128 } else { 1129 cte->addr.lba = be32toh(cte->addr.lba); 1130 toc->header.len = be16toh(toc->header.len); 1131 } 1132 1133 *addr = (toc->header.len >= 10 && cte->track > 1) ? 1134 cte->addr.lba : 0; 1135 return 0; 1136 } 1137 1138 /* synchronise caches code from cd.c, move to scsipi_ioctl.c ? */ 1139 static int 1140 cdcachesync(struct scsipi_periph *periph, int flags) { 1141 struct scsi_synchronize_cache_10 cmd; 1142 1143 /* 1144 * Issue a SYNCHRONIZE CACHE. MMC devices have to issue with address 0 1145 * and length 0 as it can't synchronise parts of the disc per spec. 1146 * We ignore ILLEGAL REQUEST in the event that the command is not 1147 * supported by the device, and poll for completion so that we know 1148 * that the cache has actually been flushed. 1149 * 1150 * XXX should we handle the PQUIRK_NOSYNCCACHE ? 1151 */ 1152 1153 memset(&cmd, 0, sizeof(cmd)); 1154 cmd.opcode = SCSI_SYNCHRONIZE_CACHE_10; 1155 1156 return (scsipi_command(periph, (void *)&cmd, sizeof(cmd), 0, 0, 1157 CDRETRIES, 30000, NULL, flags | XS_CTL_IGNORE_ILLEGAL_REQUEST)); 1158 } 1159 1160 static int 1161 do_cdioreadentries(struct cd_softc *cd, struct ioc_read_toc_entry *te, 1162 struct cd_formatted_toc *toc) 1163 { 1164 /* READ TOC format 0 command, entries */ 1165 struct ioc_toc_header *th; 1166 struct cd_toc_entry *cte; 1167 u_int len = te->data_len; 1168 int ntracks; 1169 int error; 1170 1171 th = &toc->header; 1172 1173 if (len > sizeof(toc->entries) || 1174 len < sizeof(toc->entries[0])) 1175 return (EINVAL); 1176 error = cd_read_toc(cd, CD_TOC_FORM, te->address_format, 1177 te->starting_track, toc, 1178 sizeof(toc->header) + len, 1179 0, 0); 1180 if (error) 1181 return (error); 1182 if (te->address_format == CD_LBA_FORMAT) 1183 for (ntracks = 1184 th->ending_track - th->starting_track + 1; 1185 ntracks >= 0; ntracks--) { 1186 cte = &toc->entries[ntracks]; 1187 cte->addr_type = CD_LBA_FORMAT; 1188 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1189 cte->addr.lba = le32toh(cte->addr.lba); 1190 else 1191 cte->addr.lba = be32toh(cte->addr.lba); 1192 } 1193 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1194 th->len = le16toh(th->len); 1195 else 1196 th->len = be16toh(th->len); 1197 return 0; 1198 } 1199 1200 /* 1201 * Perform special action on behalf of the user. 1202 * Knows about the internals of this device 1203 */ 1204 static int 1205 cdioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 1206 { 1207 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 1208 struct dk_softc *dksc = &cd->sc_dksc; 1209 struct scsipi_periph *periph = cd->sc_periph; 1210 struct cd_formatted_toc toc; 1211 int part = CDPART(dev); 1212 int error; 1213 1214 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdioctl 0x%lx ", cmd)); 1215 1216 /* 1217 * If the device is not valid, some IOCTLs can still be 1218 * handled on the raw partition. Check this here. 1219 */ 1220 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0 && 1221 part != RAW_PART) 1222 return (EIO); 1223 1224 switch (cmd) { 1225 case DIOCTUR: { 1226 /* test unit ready */ 1227 error = scsipi_test_unit_ready(cd->sc_periph, XS_CTL_SILENT); 1228 *((int*)addr) = (error == 0); 1229 if (error == ENODEV || error == EIO || error == 0) 1230 return 0; 1231 return error; 1232 } 1233 case CDIOCPLAYTRACKS: { 1234 /* PLAY_MSF command */ 1235 struct ioc_play_track *args = addr; 1236 1237 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1238 return (error); 1239 return (cd_play_tracks(cd, &toc, args->start_track, 1240 args->start_index, args->end_track, args->end_index)); 1241 } 1242 case CDIOCPLAYMSF: { 1243 /* PLAY_MSF command */ 1244 struct ioc_play_msf *args = addr; 1245 1246 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1247 return (error); 1248 return (cd_play_msf(cd, args->start_m, args->start_s, 1249 args->start_f, args->end_m, args->end_s, args->end_f)); 1250 } 1251 case CDIOCPLAYBLOCKS: { 1252 /* PLAY command */ 1253 struct ioc_play_blocks *args = addr; 1254 1255 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1256 return (error); 1257 return (cd_play(cd, args->blk, args->len)); 1258 } 1259 case CDIOCREADSUBCHANNEL: { 1260 /* READ_SUBCHANNEL command */ 1261 struct ioc_read_subchannel *args = addr; 1262 struct cd_sub_channel_info data; 1263 u_int len = args->data_len; 1264 1265 if (len > sizeof(data) || 1266 len < sizeof(struct cd_sub_channel_header)) 1267 return (EINVAL); 1268 error = cd_read_subchannel(cd, args->address_format, 1269 args->data_format, args->track, &data, len, 0); 1270 if (error) 1271 return (error); 1272 len = uimin(len, _2btol(data.header.data_len) + 1273 sizeof(struct cd_sub_channel_header)); 1274 return (copyout(&data, args->data, len)); 1275 } 1276 case CDIOCREADSUBCHANNEL_BUF: { 1277 /* As CDIOCREADSUBCHANNEL, but without a 2nd buffer area */ 1278 struct ioc_read_subchannel_buf *args = addr; 1279 if (args->req.data_len != sizeof args->info) 1280 return EINVAL; 1281 return cd_read_subchannel(cd, args->req.address_format, 1282 args->req.data_format, args->req.track, &args->info, 1283 sizeof(args->info), 0); 1284 } 1285 case CDIOREADTOCHEADER: { 1286 /* READ TOC format 0 command, static header */ 1287 if ((error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, 1288 &toc, sizeof(toc.header), 0, 0)) != 0) 1289 return (error); 1290 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1291 toc.header.len = le16toh(toc.header.len); 1292 else 1293 toc.header.len = be16toh(toc.header.len); 1294 memcpy(addr, &toc.header, sizeof(toc.header)); 1295 return (0); 1296 } 1297 case CDIOREADTOCENTRYS: { 1298 struct ioc_read_toc_entry *te = addr; 1299 error = do_cdioreadentries(cd, te, &toc); 1300 if (error != 0) 1301 return error; 1302 return copyout(toc.entries, te->data, uimin(te->data_len, 1303 toc.header.len - (sizeof(toc.header.starting_track) 1304 + sizeof(toc.header.ending_track)))); 1305 } 1306 case CDIOREADTOCENTRIES_BUF: { 1307 struct ioc_read_toc_entry_buf *te = addr; 1308 error = do_cdioreadentries(cd, &te->req, &toc); 1309 if (error != 0) 1310 return error; 1311 memcpy(te->entry, toc.entries, uimin(te->req.data_len, 1312 toc.header.len - (sizeof(toc.header.starting_track) 1313 + sizeof(toc.header.ending_track)))); 1314 return 0; 1315 } 1316 case CDIOREADMSADDR: { 1317 /* READ TOC format 0 command, length of first track only */ 1318 int sessno = *(int*)addr; 1319 1320 if (sessno != 0) 1321 return (EINVAL); 1322 1323 return (cdreadmsaddr(cd, &toc, addr)); 1324 } 1325 case CDIOCSETPATCH: { 1326 struct ioc_patch *arg = addr; 1327 1328 return (cd_setchan(cd, arg->patch[0], arg->patch[1], 1329 arg->patch[2], arg->patch[3], 0)); 1330 } 1331 case CDIOCGETVOL: { 1332 /* MODE SENSE command (AUDIO page) */ 1333 struct ioc_vol *arg = addr; 1334 1335 return (cd_getvol(cd, arg, 0)); 1336 } 1337 case CDIOCSETVOL: { 1338 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1339 struct ioc_vol *arg = addr; 1340 1341 return (cd_setvol(cd, arg, 0)); 1342 } 1343 case CDIOCSETMONO: 1344 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1345 return (cd_setchan(cd, BOTH_CHANNEL, BOTH_CHANNEL, 1346 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1347 1348 case CDIOCSETSTEREO: 1349 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1350 return (cd_setchan(cd, LEFT_CHANNEL, RIGHT_CHANNEL, 1351 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1352 1353 case CDIOCSETMUTE: 1354 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1355 return (cd_setchan(cd, MUTE_CHANNEL, MUTE_CHANNEL, 1356 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1357 1358 case CDIOCSETLEFT: 1359 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1360 return (cd_setchan(cd, LEFT_CHANNEL, LEFT_CHANNEL, 1361 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1362 1363 case CDIOCSETRIGHT: 1364 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1365 return (cd_setchan(cd, RIGHT_CHANNEL, RIGHT_CHANNEL, 1366 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1367 1368 case CDIOCRESUME: 1369 /* PAUSE command */ 1370 return (cd_pause(cd, PA_RESUME)); 1371 case CDIOCPAUSE: 1372 /* PAUSE command */ 1373 return (cd_pause(cd, PA_PAUSE)); 1374 case CDIOCSTART: 1375 return (scsipi_start(periph, SSS_START, 0)); 1376 case CDIOCSTOP: 1377 return (scsipi_start(periph, SSS_STOP, 0)); 1378 case CDIOCCLOSE: 1379 return (scsipi_start(periph, SSS_START|SSS_LOEJ, 1380 XS_CTL_IGNORE_NOT_READY | XS_CTL_IGNORE_MEDIA_CHANGE)); 1381 case DIOCEJECT: 1382 if (*(int *)addr == 0) { 1383 int pmask = __BIT(part); 1384 /* 1385 * Don't force eject: check that we are the only 1386 * partition open. If so, unlock it. 1387 */ 1388 if (DK_BUSY(dksc, pmask) == 0) { 1389 error = scsipi_prevent(periph, SPAMR_ALLOW, 1390 XS_CTL_IGNORE_NOT_READY); 1391 if (error) 1392 return (error); 1393 } else { 1394 return (EBUSY); 1395 } 1396 } 1397 /* FALLTHROUGH */ 1398 case CDIOCEJECT: /* FALLTHROUGH */ 1399 case ODIOCEJECT: 1400 error = scsipi_start(periph, SSS_STOP|SSS_LOEJ, 0); 1401 if (error == 0) 1402 /* Make sure cdclose() will do silent operations */ 1403 cd->flags |= CDF_EJECTED; 1404 return error; 1405 case DIOCCACHESYNC: 1406 /* SYNCHRONISE CACHES command */ 1407 return (cdcachesync(periph, 0)); 1408 case CDIOCALLOW: 1409 return (scsipi_prevent(periph, SPAMR_ALLOW, 0)); 1410 case CDIOCPREVENT: 1411 return (scsipi_prevent(periph, SPAMR_PREVENT_DT, 0)); 1412 case DIOCLOCK: 1413 return (scsipi_prevent(periph, 1414 (*(int *)addr) ? SPAMR_PREVENT_DT : SPAMR_ALLOW, 0)); 1415 case CDIOCSETDEBUG: 1416 cd->sc_periph->periph_dbflags |= (SCSIPI_DB1 | SCSIPI_DB2); 1417 return (0); 1418 case CDIOCCLRDEBUG: 1419 cd->sc_periph->periph_dbflags &= ~(SCSIPI_DB1 | SCSIPI_DB2); 1420 return (0); 1421 case CDIOCRESET: 1422 case SCIOCRESET: 1423 return (cd_reset(cd)); 1424 case CDIOCLOADUNLOAD: 1425 /* LOAD_UNLOAD command */ 1426 return (cd_load_unload(cd, addr)); 1427 case DVD_AUTH: 1428 /* GPCMD_REPORT_KEY or GPCMD_SEND_KEY command */ 1429 return (dvd_auth(cd, addr)); 1430 case DVD_READ_STRUCT: 1431 /* GPCMD_READ_DVD_STRUCTURE command */ 1432 return (dvd_read_struct(cd, addr)); 1433 case MMCGETDISCINFO: 1434 /* 1435 * GET_CONFIGURATION, READ_DISCINFO, READ_TRACKINFO, 1436 * (READ_TOCf2, READ_CD_CAPACITY and GET_CONFIGURATION) commands 1437 */ 1438 return mmc_getdiscinfo(periph, (struct mmc_discinfo *) addr); 1439 case MMCGETTRACKINFO: 1440 /* READ TOCf2, READ_CD_CAPACITY and READ_TRACKINFO commands */ 1441 return mmc_gettrackinfo(periph, (struct mmc_trackinfo *) addr); 1442 case MMCOP: 1443 /* 1444 * CLOSE TRACK/SESSION, RESERVE_TRACK, REPAIR_TRACK, 1445 * SYNCHRONISE_CACHE commands 1446 */ 1447 return mmc_do_op(periph, (struct mmc_op *) addr); 1448 case MMCSETUPWRITEPARAMS : 1449 /* MODE SENSE page 5, MODE_SELECT page 5 commands */ 1450 return mmc_setup_writeparams(periph, (struct mmc_writeparams *) addr); 1451 default: 1452 error = dk_ioctl(dksc, dev, cmd, addr, flag, l); 1453 if (error == ENOTTY) 1454 error = scsipi_do_ioctl(periph, dev, cmd, addr, flag, l); 1455 return (error); 1456 } 1457 1458 #ifdef DIAGNOSTIC 1459 panic("cdioctl: impossible"); 1460 #endif 1461 } 1462 1463 static void 1464 cd_label(device_t self, struct disklabel *lp) 1465 { 1466 struct cd_softc *cd = device_private(self); 1467 struct scsipi_periph *periph = cd->sc_periph; 1468 struct cd_formatted_toc toc; 1469 int lastsession = 0; 1470 1471 strncpy(lp->d_typename, "optical media", 16); 1472 lp->d_rpm = 300; 1473 lp->d_flags |= D_REMOVABLE; 1474 1475 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) != 0) { 1476 lp->d_flags |= D_SCSI_MMC; 1477 (void) cdreadmsaddr(cd, &toc, &lastsession); 1478 } 1479 1480 lp->d_partitions[0].p_offset = 0; 1481 lp->d_partitions[0].p_size = lp->d_secperunit; 1482 lp->d_partitions[0].p_cdsession = lastsession; 1483 lp->d_partitions[0].p_fstype = FS_ISO9660; 1484 1485 lp->d_partitions[RAW_PART].p_offset = 0; 1486 lp->d_partitions[RAW_PART].p_size = lp->d_secperunit; 1487 lp->d_partitions[RAW_PART].p_fstype = FS_UDF; 1488 } 1489 1490 /* 1491 * Reading a disc's total capacity is apparently a very difficult issue for the 1492 * SCSI standardisation group. Every disc type seems to have its own 1493 * (re)invented size request method and modifiers. The failsafe way of 1494 * determining the total (max) capacity i.e. not the recorded capacity but the 1495 * total maximum capacity is to request the info on the last track and 1496 * calculate the last lba. 1497 * 1498 * For ROM drives, we go for the CD recorded capacity. For recordable devices 1499 * we count. 1500 */ 1501 static int 1502 read_cd_capacity(struct scsipi_periph *periph, uint32_t *blksize, u_long *last_lba) 1503 { 1504 struct scsipi_read_cd_capacity cap_cmd; 1505 /* 1506 * XXX: see PR 48550 and PR 48754: 1507 * the ahcisata(4) driver can not deal with unaligned 1508 * data, so align this "a bit" 1509 */ 1510 struct scsipi_read_cd_cap_data cap __aligned(2); 1511 struct scsipi_read_discinfo di_cmd; 1512 struct scsipi_read_discinfo_data di __aligned(2); 1513 struct scsipi_read_trackinfo ti_cmd; 1514 struct scsipi_read_trackinfo_data ti __aligned(2); 1515 uint32_t track_start, track_size; 1516 int error, flags, msb, lsb, last_track; 1517 1518 /* if the device doesn't grok capacity, return the dummies */ 1519 if (periph->periph_quirks & PQUIRK_NOCAPACITY) 1520 return 0; 1521 1522 /* first try read CD capacity for blksize and last recorded lba */ 1523 /* issue the cd capacity request */ 1524 flags = XS_CTL_DATA_IN; 1525 memset(&cap_cmd, 0, sizeof(cap_cmd)); 1526 memset(&cap, 0, sizeof(cap)); 1527 cap_cmd.opcode = READ_CD_CAPACITY; 1528 1529 error = scsipi_command(periph, 1530 (void *) &cap_cmd, sizeof(cap_cmd), 1531 (void *) &cap, sizeof(cap), 1532 CDRETRIES, 30000, NULL, flags); 1533 if (error) 1534 return error; 1535 1536 /* retrieve values and sanity check them */ 1537 *blksize = _4btol(cap.length); 1538 *last_lba = _4btol(cap.addr); 1539 1540 /* blksize is 2048 for CD, but some drives give gibberish */ 1541 if ((*blksize < 512) || ((*blksize & 511) != 0) 1542 || (*blksize > 16*1024)) { 1543 if (*blksize > 16*1024) 1544 aprint_error("read_cd_capacity: extra large block " 1545 "size %u found - limiting to 2kByte\n", 1546 *blksize); 1547 *blksize = 2048; /* some drives lie ! */ 1548 } 1549 1550 /* If the device doesn't handle READ_DISCINFO properly, */ 1551 /* return the dummies */ 1552 if (periph->periph_quirks & PQUIRK_NOREADDISCINFO) 1553 return 0; 1554 1555 /* recordables have READ_DISCINFO implemented */ 1556 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 1557 memset(&di_cmd, 0, sizeof(di_cmd)); 1558 di_cmd.opcode = READ_DISCINFO; 1559 _lto2b(READ_DISCINFO_BIGSIZE, di_cmd.data_len); 1560 1561 error = scsipi_command(periph, 1562 (void *) &di_cmd, sizeof(di_cmd), 1563 (void *) &di, READ_DISCINFO_BIGSIZE, 1564 CDRETRIES, 30000, NULL, flags); 1565 if (error == 0) { 1566 msb = di.last_track_last_session_msb; 1567 lsb = di.last_track_last_session_lsb; 1568 last_track = (msb << 8) | lsb; 1569 1570 /* request info on last track */ 1571 memset(&ti_cmd, 0, sizeof(ti_cmd)); 1572 ti_cmd.opcode = READ_TRACKINFO; 1573 ti_cmd.addr_type = 1; /* on tracknr */ 1574 _lto4b(last_track, ti_cmd.address); /* tracknr */ 1575 _lto2b(sizeof(ti), ti_cmd.data_len); 1576 1577 error = scsipi_command(periph, 1578 (void *) &ti_cmd, sizeof(ti_cmd), 1579 (void *) &ti, sizeof(ti), 1580 CDRETRIES, 30000, NULL, flags); 1581 if (error == 0) { 1582 track_start = _4btol(ti.track_start); 1583 track_size = _4btol(ti.track_size); 1584 1585 /* overwrite only with a sane value */ 1586 if (track_start + track_size >= 100) 1587 *last_lba = (u_long) track_start + track_size -1; 1588 } 1589 } 1590 1591 /* sanity check for lba_size */ 1592 if (*last_lba < 100) 1593 *last_lba = 400000-1; 1594 1595 return 0; 1596 } 1597 1598 /* 1599 * Find out from the device what its capacity is 1600 */ 1601 static u_long 1602 cd_size(struct cd_softc *cd, int flags) 1603 { 1604 uint32_t blksize = 2048; 1605 u_long last_lba = 0, size; 1606 int error; 1607 1608 error = read_cd_capacity(cd->sc_periph, &blksize, &last_lba); 1609 if (error) 1610 goto error; 1611 1612 if (blksize != 2048) { 1613 if (cd_setblksize(cd) == 0) { 1614 blksize = 2048; 1615 error = read_cd_capacity(cd->sc_periph, 1616 &blksize, &last_lba); 1617 if (error) 1618 goto error; 1619 } 1620 } 1621 1622 size = last_lba + 1; 1623 cd->params.blksize = blksize; 1624 cd->params.disksize = size; 1625 cd->params.disksize512 = ((u_int64_t)cd->params.disksize * blksize) / DEV_BSIZE; 1626 1627 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, 1628 ("cd_size: %u %lu\n", blksize, size)); 1629 1630 return size; 1631 1632 error: 1633 /* something went wrong */ 1634 cd->params.blksize = 2048; 1635 cd->params.disksize = 0; 1636 cd->params.disksize512 = 0; 1637 1638 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cd_size: failed\n")); 1639 1640 return 0; 1641 } 1642 1643 /* 1644 * Get scsi driver to send a "start playing" command 1645 */ 1646 static int 1647 cd_play(struct cd_softc *cd, int blkno, int nblks) 1648 { 1649 struct scsipi_play cmd; 1650 1651 memset(&cmd, 0, sizeof(cmd)); 1652 cmd.opcode = PLAY; 1653 _lto4b(blkno, cmd.blk_addr); 1654 _lto2b(nblks, cmd.xfer_len); 1655 1656 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1657 CDRETRIES, 30000, NULL, 0)); 1658 } 1659 1660 /* 1661 * Get scsi driver to send a "start playing" command 1662 */ 1663 static int 1664 cd_play_tracks(struct cd_softc *cd, struct cd_formatted_toc *toc, int strack, 1665 int sindex, int etrack, int eindex) 1666 { 1667 int error; 1668 1669 if (!etrack) 1670 return (EIO); 1671 if (strack > etrack) 1672 return (EINVAL); 1673 1674 error = cd_load_toc(cd, CD_TOC_FORM, toc, 0); 1675 if (error) 1676 return (error); 1677 1678 if (++etrack > (toc->header.ending_track+1)) 1679 etrack = toc->header.ending_track+1; 1680 1681 strack -= toc->header.starting_track; 1682 etrack -= toc->header.starting_track; 1683 if (strack < 0) 1684 return (EINVAL); 1685 1686 return (cd_play_msf(cd, toc->entries[strack].addr.msf.minute, 1687 toc->entries[strack].addr.msf.second, 1688 toc->entries[strack].addr.msf.frame, 1689 toc->entries[etrack].addr.msf.minute, 1690 toc->entries[etrack].addr.msf.second, 1691 toc->entries[etrack].addr.msf.frame)); 1692 } 1693 1694 /* 1695 * Get scsi driver to send a "play msf" command 1696 */ 1697 static int 1698 cd_play_msf(struct cd_softc *cd, int startm, int starts, int startf, int endm, 1699 int ends, int endf) 1700 { 1701 struct scsipi_play_msf cmd; 1702 1703 memset(&cmd, 0, sizeof(cmd)); 1704 cmd.opcode = PLAY_MSF; 1705 cmd.start_m = startm; 1706 cmd.start_s = starts; 1707 cmd.start_f = startf; 1708 cmd.end_m = endm; 1709 cmd.end_s = ends; 1710 cmd.end_f = endf; 1711 1712 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1713 CDRETRIES, 30000, NULL, 0)); 1714 } 1715 1716 /* 1717 * Get scsi driver to send a "start up" command 1718 */ 1719 static int 1720 cd_pause(struct cd_softc *cd, int go) 1721 { 1722 struct scsipi_pause cmd; 1723 1724 memset(&cmd, 0, sizeof(cmd)); 1725 cmd.opcode = PAUSE; 1726 cmd.resume = go & 0xff; 1727 1728 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1729 CDRETRIES, 30000, NULL, 0)); 1730 } 1731 1732 /* 1733 * Get scsi driver to send a "RESET" command 1734 */ 1735 static int 1736 cd_reset(struct cd_softc *cd) 1737 { 1738 1739 return (scsipi_command(cd->sc_periph, 0, 0, 0, 0, 1740 CDRETRIES, 30000, NULL, XS_CTL_RESET)); 1741 } 1742 1743 /* 1744 * Read subchannel 1745 */ 1746 static int 1747 cd_read_subchannel(struct cd_softc *cd, int mode, int format, int track, 1748 struct cd_sub_channel_info *data, int len, int flags) 1749 { 1750 struct scsipi_read_subchannel cmd; 1751 1752 memset(&cmd, 0, sizeof(cmd)); 1753 cmd.opcode = READ_SUBCHANNEL; 1754 if (mode == CD_MSF_FORMAT) 1755 cmd.byte2 |= CD_MSF; 1756 cmd.byte3 = SRS_SUBQ; 1757 cmd.subchan_format = format; 1758 cmd.track = track; 1759 _lto2b(len, cmd.data_len); 1760 1761 return (scsipi_command(cd->sc_periph, 1762 (void *)&cmd, sizeof(struct scsipi_read_subchannel), 1763 (void *)data, len, 1764 CDRETRIES, 30000, NULL, flags | XS_CTL_DATA_IN | XS_CTL_SILENT)); 1765 } 1766 1767 /* 1768 * Read table of contents 1769 */ 1770 static int 1771 cd_read_toc(struct cd_softc *cd, int respf, int mode, int start, 1772 struct cd_formatted_toc *toc, int len, int flags, int control) 1773 { 1774 struct scsipi_read_toc cmd; 1775 int ntoc; 1776 1777 memset(&cmd, 0, sizeof(cmd)); 1778 #if 0 1779 if (len != sizeof(struct ioc_toc_header)) 1780 ntoc = ((len) - sizeof(struct ioc_toc_header)) / 1781 sizeof(struct cd_toc_entry); 1782 else 1783 #endif 1784 ntoc = len; 1785 cmd.opcode = READ_TOC; 1786 if (mode == CD_MSF_FORMAT) 1787 cmd.addr_mode |= CD_MSF; 1788 cmd.resp_format = respf; 1789 cmd.from_track = start; 1790 _lto2b(ntoc, cmd.data_len); 1791 cmd.control = control; 1792 1793 return (scsipi_command(cd->sc_periph, 1794 (void *)&cmd, sizeof(cmd), (void *)toc, len, CDRETRIES, 1795 30000, NULL, flags | XS_CTL_DATA_IN)); 1796 } 1797 1798 static int 1799 cd_load_toc(struct cd_softc *cd, int respf, struct cd_formatted_toc *toc, int flags) 1800 { 1801 int ntracks, len, error; 1802 1803 if ((error = cd_read_toc(cd, respf, 0, 0, toc, sizeof(toc->header), 1804 flags, 0)) != 0) 1805 return (error); 1806 1807 ntracks = toc->header.ending_track - toc->header.starting_track + 1; 1808 len = (ntracks + 1) * sizeof(struct cd_toc_entry) + 1809 sizeof(toc->header); 1810 if ((error = cd_read_toc(cd, respf, CD_MSF_FORMAT, 0, toc, len, 1811 flags, 0)) != 0) 1812 return (error); 1813 return (0); 1814 } 1815 1816 /* 1817 * Get the scsi driver to send a full inquiry to the device and use the 1818 * results to fill out the disk parameter structure. 1819 */ 1820 static int 1821 cd_get_parms(struct cd_softc *cd, int flags) 1822 { 1823 1824 /* 1825 * give a number of sectors so that sec * trks * cyls 1826 * is <= disk_size 1827 */ 1828 if (cd_size(cd, flags) == 0) 1829 return (ENXIO); 1830 return (0); 1831 } 1832 1833 static int 1834 cdsize(dev_t dev) 1835 { 1836 1837 /* CD-ROMs are read-only. */ 1838 return (-1); 1839 } 1840 1841 static int 1842 cddump(dev_t dev, daddr_t blkno, void *va, size_t size) 1843 { 1844 1845 /* Not implemented. */ 1846 return (ENXIO); 1847 } 1848 1849 #define dvd_copy_key(dst, src) memcpy((dst), (src), sizeof(dvd_key)) 1850 #define dvd_copy_challenge(dst, src) memcpy((dst), (src), sizeof(dvd_challenge)) 1851 1852 static int 1853 dvd_auth(struct cd_softc *cd, dvd_authinfo *a) 1854 { 1855 struct scsipi_generic cmd; 1856 u_int8_t bf[20]; 1857 int error; 1858 1859 memset(cmd.bytes, 0, 15); 1860 memset(bf, 0, sizeof(bf)); 1861 1862 switch (a->type) { 1863 case DVD_LU_SEND_AGID: 1864 cmd.opcode = GPCMD_REPORT_KEY; 1865 cmd.bytes[8] = 8; 1866 cmd.bytes[9] = 0 | (0 << 6); 1867 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 1868 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 1869 if (error) 1870 return (error); 1871 a->lsa.agid = bf[7] >> 6; 1872 return (0); 1873 1874 case DVD_LU_SEND_CHALLENGE: 1875 cmd.opcode = GPCMD_REPORT_KEY; 1876 cmd.bytes[8] = 16; 1877 cmd.bytes[9] = 1 | (a->lsc.agid << 6); 1878 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 1879 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 1880 if (error) 1881 return (error); 1882 dvd_copy_challenge(a->lsc.chal, &bf[4]); 1883 return (0); 1884 1885 case DVD_LU_SEND_KEY1: 1886 cmd.opcode = GPCMD_REPORT_KEY; 1887 cmd.bytes[8] = 12; 1888 cmd.bytes[9] = 2 | (a->lsk.agid << 6); 1889 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 1890 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 1891 if (error) 1892 return (error); 1893 dvd_copy_key(a->lsk.key, &bf[4]); 1894 return (0); 1895 1896 case DVD_LU_SEND_TITLE_KEY: 1897 cmd.opcode = GPCMD_REPORT_KEY; 1898 _lto4b(a->lstk.lba, &cmd.bytes[1]); 1899 cmd.bytes[8] = 12; 1900 cmd.bytes[9] = 4 | (a->lstk.agid << 6); 1901 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 1902 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 1903 if (error) 1904 return (error); 1905 a->lstk.cpm = (bf[4] >> 7) & 1; 1906 a->lstk.cp_sec = (bf[4] >> 6) & 1; 1907 a->lstk.cgms = (bf[4] >> 4) & 3; 1908 dvd_copy_key(a->lstk.title_key, &bf[5]); 1909 return (0); 1910 1911 case DVD_LU_SEND_ASF: 1912 cmd.opcode = GPCMD_REPORT_KEY; 1913 cmd.bytes[8] = 8; 1914 cmd.bytes[9] = 5 | (a->lsasf.agid << 6); 1915 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 1916 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 1917 if (error) 1918 return (error); 1919 a->lsasf.asf = bf[7] & 1; 1920 return (0); 1921 1922 case DVD_HOST_SEND_CHALLENGE: 1923 cmd.opcode = GPCMD_SEND_KEY; 1924 cmd.bytes[8] = 16; 1925 cmd.bytes[9] = 1 | (a->hsc.agid << 6); 1926 bf[1] = 14; 1927 dvd_copy_challenge(&bf[4], a->hsc.chal); 1928 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 1929 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 1930 if (error) 1931 return (error); 1932 a->type = DVD_LU_SEND_KEY1; 1933 return (0); 1934 1935 case DVD_HOST_SEND_KEY2: 1936 cmd.opcode = GPCMD_SEND_KEY; 1937 cmd.bytes[8] = 12; 1938 cmd.bytes[9] = 3 | (a->hsk.agid << 6); 1939 bf[1] = 10; 1940 dvd_copy_key(&bf[4], a->hsk.key); 1941 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 1942 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 1943 if (error) { 1944 a->type = DVD_AUTH_FAILURE; 1945 return (error); 1946 } 1947 a->type = DVD_AUTH_ESTABLISHED; 1948 return (0); 1949 1950 case DVD_INVALIDATE_AGID: 1951 cmd.opcode = GPCMD_REPORT_KEY; 1952 cmd.bytes[9] = 0x3f | (a->lsa.agid << 6); 1953 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 1954 CDRETRIES, 30000, NULL, 0); 1955 if (error) 1956 return (error); 1957 return (0); 1958 1959 case DVD_LU_SEND_RPC_STATE: 1960 cmd.opcode = GPCMD_REPORT_KEY; 1961 cmd.bytes[8] = 8; 1962 cmd.bytes[9] = 8 | (0 << 6); 1963 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 1964 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 1965 if (error) 1966 return (error); 1967 a->lrpcs.type = (bf[4] >> 6) & 3; 1968 a->lrpcs.vra = (bf[4] >> 3) & 7; 1969 a->lrpcs.ucca = (bf[4]) & 7; 1970 a->lrpcs.region_mask = bf[5]; 1971 a->lrpcs.rpc_scheme = bf[6]; 1972 return (0); 1973 1974 case DVD_HOST_SEND_RPC_STATE: 1975 cmd.opcode = GPCMD_SEND_KEY; 1976 cmd.bytes[8] = 8; 1977 cmd.bytes[9] = 6 | (0 << 6); 1978 bf[1] = 6; 1979 bf[4] = a->hrpcs.pdrc; 1980 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 1981 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 1982 if (error) 1983 return (error); 1984 return (0); 1985 1986 default: 1987 return (ENOTTY); 1988 } 1989 } 1990 1991 static int 1992 dvd_read_physical(struct cd_softc *cd, dvd_struct *s) 1993 { 1994 struct scsipi_generic cmd; 1995 u_int8_t bf[4 + 4 * 20], *bufp; 1996 int error; 1997 struct dvd_layer *layer; 1998 int i; 1999 2000 memset(cmd.bytes, 0, 15); 2001 memset(bf, 0, sizeof(bf)); 2002 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2003 cmd.bytes[6] = s->type; 2004 _lto2b(sizeof(bf), &cmd.bytes[7]); 2005 2006 cmd.bytes[5] = s->physical.layer_num; 2007 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2008 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2009 if (error) 2010 return (error); 2011 for (i = 0, bufp = &bf[4], layer = &s->physical.layer[0]; i < 4; 2012 i++, bufp += 20, layer++) { 2013 memset(layer, 0, sizeof(*layer)); 2014 layer->book_version = bufp[0] & 0xf; 2015 layer->book_type = bufp[0] >> 4; 2016 layer->min_rate = bufp[1] & 0xf; 2017 layer->disc_size = bufp[1] >> 4; 2018 layer->layer_type = bufp[2] & 0xf; 2019 layer->track_path = (bufp[2] >> 4) & 1; 2020 layer->nlayers = (bufp[2] >> 5) & 3; 2021 layer->track_density = bufp[3] & 0xf; 2022 layer->linear_density = bufp[3] >> 4; 2023 layer->start_sector = _4btol(&bufp[4]); 2024 layer->end_sector = _4btol(&bufp[8]); 2025 layer->end_sector_l0 = _4btol(&bufp[12]); 2026 layer->bca = bufp[16] >> 7; 2027 } 2028 return (0); 2029 } 2030 2031 static int 2032 dvd_read_copyright(struct cd_softc *cd, dvd_struct *s) 2033 { 2034 struct scsipi_generic cmd; 2035 u_int8_t bf[8]; 2036 int error; 2037 2038 memset(cmd.bytes, 0, 15); 2039 memset(bf, 0, sizeof(bf)); 2040 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2041 cmd.bytes[6] = s->type; 2042 _lto2b(sizeof(bf), &cmd.bytes[7]); 2043 2044 cmd.bytes[5] = s->copyright.layer_num; 2045 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2046 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2047 if (error) 2048 return (error); 2049 s->copyright.cpst = bf[4]; 2050 s->copyright.rmi = bf[5]; 2051 return (0); 2052 } 2053 2054 static int 2055 dvd_read_disckey(struct cd_softc *cd, dvd_struct *s) 2056 { 2057 struct scsipi_generic cmd; 2058 u_int8_t *bf; 2059 int error; 2060 2061 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2062 if (bf == NULL) 2063 return EIO; 2064 memset(cmd.bytes, 0, 15); 2065 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2066 cmd.bytes[6] = s->type; 2067 _lto2b(4 + 2048, &cmd.bytes[7]); 2068 2069 cmd.bytes[9] = s->disckey.agid << 6; 2070 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2071 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2072 if (error == 0) 2073 memcpy(s->disckey.value, &bf[4], 2048); 2074 free(bf, M_TEMP); 2075 return error; 2076 } 2077 2078 static int 2079 dvd_read_bca(struct cd_softc *cd, dvd_struct *s) 2080 { 2081 struct scsipi_generic cmd; 2082 u_int8_t bf[4 + 188]; 2083 int error; 2084 2085 memset(cmd.bytes, 0, 15); 2086 memset(bf, 0, sizeof(bf)); 2087 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2088 cmd.bytes[6] = s->type; 2089 _lto2b(sizeof(bf), &cmd.bytes[7]); 2090 2091 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2092 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2093 if (error) 2094 return (error); 2095 s->bca.len = _2btol(&bf[0]); 2096 if (s->bca.len < 12 || s->bca.len > 188) 2097 return (EIO); 2098 memcpy(s->bca.value, &bf[4], s->bca.len); 2099 return (0); 2100 } 2101 2102 static int 2103 dvd_read_manufact(struct cd_softc *cd, dvd_struct *s) 2104 { 2105 struct scsipi_generic cmd; 2106 u_int8_t *bf; 2107 int error; 2108 2109 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2110 if (bf == NULL) 2111 return (EIO); 2112 memset(cmd.bytes, 0, 15); 2113 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2114 cmd.bytes[6] = s->type; 2115 _lto2b(4 + 2048, &cmd.bytes[7]); 2116 2117 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2118 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2119 if (error == 0) { 2120 s->manufact.len = _2btol(&bf[0]); 2121 if (s->manufact.len >= 0 && s->manufact.len <= 2048) 2122 memcpy(s->manufact.value, &bf[4], s->manufact.len); 2123 else 2124 error = EIO; 2125 } 2126 free(bf, M_TEMP); 2127 return error; 2128 } 2129 2130 static int 2131 dvd_read_struct(struct cd_softc *cd, dvd_struct *s) 2132 { 2133 2134 switch (s->type) { 2135 case DVD_STRUCT_PHYSICAL: 2136 return (dvd_read_physical(cd, s)); 2137 case DVD_STRUCT_COPYRIGHT: 2138 return (dvd_read_copyright(cd, s)); 2139 case DVD_STRUCT_DISCKEY: 2140 return (dvd_read_disckey(cd, s)); 2141 case DVD_STRUCT_BCA: 2142 return (dvd_read_bca(cd, s)); 2143 case DVD_STRUCT_MANUFACT: 2144 return (dvd_read_manufact(cd, s)); 2145 default: 2146 return (EINVAL); 2147 } 2148 } 2149 2150 static int 2151 cd_mode_sense(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2152 int page, int flags, int *big) 2153 { 2154 2155 if (cd->sc_periph->periph_quirks & PQUIRK_ONLYBIG) { 2156 *big = 1; 2157 return scsipi_mode_sense_big(cd->sc_periph, byte2, page, sense, 2158 size + sizeof(struct scsi_mode_parameter_header_10), 2159 flags, CDRETRIES, 20000); 2160 } else { 2161 *big = 0; 2162 return scsipi_mode_sense(cd->sc_periph, byte2, page, sense, 2163 size + sizeof(struct scsi_mode_parameter_header_6), 2164 flags, CDRETRIES, 20000); 2165 } 2166 } 2167 2168 static int 2169 cd_mode_select(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2170 int flags, int big) 2171 { 2172 2173 if (big) { 2174 struct scsi_mode_parameter_header_10 *header = sense; 2175 2176 _lto2b(0, header->data_length); 2177 return scsipi_mode_select_big(cd->sc_periph, byte2, sense, 2178 size + sizeof(struct scsi_mode_parameter_header_10), 2179 flags, CDRETRIES, 20000); 2180 } else { 2181 struct scsi_mode_parameter_header_6 *header = sense; 2182 2183 header->data_length = 0; 2184 return scsipi_mode_select(cd->sc_periph, byte2, sense, 2185 size + sizeof(struct scsi_mode_parameter_header_6), 2186 flags, CDRETRIES, 20000); 2187 } 2188 } 2189 2190 static int 2191 cd_set_pa_immed(struct cd_softc *cd, int flags) 2192 { 2193 struct { 2194 union { 2195 struct scsi_mode_parameter_header_6 small; 2196 struct scsi_mode_parameter_header_10 big; 2197 } header; 2198 struct cd_audio_page page; 2199 } data; 2200 int error; 2201 uint8_t oflags; 2202 int big, byte2; 2203 struct cd_audio_page *page; 2204 2205 byte2 = SMS_DBD; 2206 try_again: 2207 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2208 AUDIO_PAGE, flags, &big)) != 0) { 2209 if (byte2 == SMS_DBD) { 2210 /* Device may not understand DBD; retry without */ 2211 byte2 = 0; 2212 goto try_again; 2213 } 2214 return (error); 2215 } 2216 2217 if (big) 2218 page = (void *)((u_long)&data.header.big + 2219 sizeof data.header.big + 2220 _2btol(data.header.big.blk_desc_len)); 2221 else 2222 page = (void *)((u_long)&data.header.small + 2223 sizeof data.header.small + 2224 data.header.small.blk_desc_len); 2225 2226 oflags = page->flags; 2227 page->flags &= ~CD_PA_SOTC; 2228 page->flags |= CD_PA_IMMED; 2229 if (oflags == page->flags) 2230 return (0); 2231 2232 return (cd_mode_select(cd, SMS_PF, &data, 2233 sizeof(struct scsi_mode_page_header) + page->pg_length, 2234 flags, big)); 2235 } 2236 2237 static int 2238 cd_setchan(struct cd_softc *cd, int p0, int p1, int p2, int p3, int flags) 2239 { 2240 struct { 2241 union { 2242 struct scsi_mode_parameter_header_6 small; 2243 struct scsi_mode_parameter_header_10 big; 2244 } header; 2245 struct cd_audio_page page; 2246 } data; 2247 int error; 2248 int big, byte2; 2249 struct cd_audio_page *page; 2250 2251 byte2 = SMS_DBD; 2252 try_again: 2253 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2254 AUDIO_PAGE, flags, &big)) != 0) { 2255 if (byte2 == SMS_DBD) { 2256 /* Device may not understand DBD; retry without */ 2257 byte2 = 0; 2258 goto try_again; 2259 } 2260 return (error); 2261 } 2262 2263 if (big) 2264 page = (void *)((u_long)&data.header.big + 2265 sizeof data.header.big + 2266 _2btol(data.header.big.blk_desc_len)); 2267 else 2268 page = (void *)((u_long)&data.header.small + 2269 sizeof data.header.small + 2270 data.header.small.blk_desc_len); 2271 2272 page->port[0].channels = p0; 2273 page->port[1].channels = p1; 2274 page->port[2].channels = p2; 2275 page->port[3].channels = p3; 2276 2277 return (cd_mode_select(cd, SMS_PF, &data, 2278 sizeof(struct scsi_mode_page_header) + page->pg_length, 2279 flags, big)); 2280 } 2281 2282 static int 2283 cd_getvol(struct cd_softc *cd, struct ioc_vol *arg, int flags) 2284 { 2285 struct { 2286 union { 2287 struct scsi_mode_parameter_header_6 small; 2288 struct scsi_mode_parameter_header_10 big; 2289 } header; 2290 struct cd_audio_page page; 2291 } data; 2292 int error; 2293 int big, byte2; 2294 struct cd_audio_page *page; 2295 2296 byte2 = SMS_DBD; 2297 try_again: 2298 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2299 AUDIO_PAGE, flags, &big)) != 0) { 2300 if (byte2 == SMS_DBD) { 2301 /* Device may not understand DBD; retry without */ 2302 byte2 = 0; 2303 goto try_again; 2304 } 2305 return (error); 2306 } 2307 2308 if (big) 2309 page = (void *)((u_long)&data.header.big + 2310 sizeof data.header.big + 2311 _2btol(data.header.big.blk_desc_len)); 2312 else 2313 page = (void *)((u_long)&data.header.small + 2314 sizeof data.header.small + 2315 data.header.small.blk_desc_len); 2316 2317 arg->vol[0] = page->port[0].volume; 2318 arg->vol[1] = page->port[1].volume; 2319 arg->vol[2] = page->port[2].volume; 2320 arg->vol[3] = page->port[3].volume; 2321 2322 return (0); 2323 } 2324 2325 static int 2326 cd_setvol(struct cd_softc *cd, const struct ioc_vol *arg, int flags) 2327 { 2328 struct { 2329 union { 2330 struct scsi_mode_parameter_header_6 small; 2331 struct scsi_mode_parameter_header_10 big; 2332 } header; 2333 struct cd_audio_page page; 2334 } data, mask; 2335 int error; 2336 int big, byte2; 2337 struct cd_audio_page *page, *page2; 2338 2339 byte2 = SMS_DBD; 2340 try_again: 2341 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2342 AUDIO_PAGE, flags, &big)) != 0) { 2343 if (byte2 == SMS_DBD) { 2344 /* Device may not understand DBD; retry without */ 2345 byte2 = 0; 2346 goto try_again; 2347 } 2348 return (error); 2349 } 2350 if ((error = cd_mode_sense(cd, byte2, &mask, sizeof(mask.page), 2351 AUDIO_PAGE|SMS_PCTRL_CHANGEABLE, flags, &big)) != 0) 2352 return (error); 2353 2354 if (big) { 2355 page = (void *)((u_long)&data.header.big + 2356 sizeof data.header.big + 2357 _2btol(data.header.big.blk_desc_len)); 2358 page2 = (void *)((u_long)&mask.header.big + 2359 sizeof mask.header.big + 2360 _2btol(mask.header.big.blk_desc_len)); 2361 } else { 2362 page = (void *)((u_long)&data.header.small + 2363 sizeof data.header.small + 2364 data.header.small.blk_desc_len); 2365 page2 = (void *)((u_long)&mask.header.small + 2366 sizeof mask.header.small + 2367 mask.header.small.blk_desc_len); 2368 } 2369 2370 page->port[0].volume = arg->vol[0] & page2->port[0].volume; 2371 page->port[1].volume = arg->vol[1] & page2->port[1].volume; 2372 page->port[2].volume = arg->vol[2] & page2->port[2].volume; 2373 page->port[3].volume = arg->vol[3] & page2->port[3].volume; 2374 2375 page->port[0].channels = CHANNEL_0; 2376 page->port[1].channels = CHANNEL_1; 2377 2378 return (cd_mode_select(cd, SMS_PF, &data, 2379 sizeof(struct scsi_mode_page_header) + page->pg_length, 2380 flags, big)); 2381 } 2382 2383 static int 2384 cd_load_unload(struct cd_softc *cd, struct ioc_load_unload *args) 2385 { 2386 struct scsipi_load_unload cmd; 2387 2388 memset(&cmd, 0, sizeof(cmd)); 2389 cmd.opcode = LOAD_UNLOAD; 2390 cmd.options = args->options; /* ioctl uses MMC values */ 2391 cmd.slot = args->slot; 2392 2393 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 2394 CDRETRIES, 200000, NULL, 0)); 2395 } 2396 2397 static int 2398 cd_setblksize(struct cd_softc *cd) 2399 { 2400 struct { 2401 union { 2402 struct scsi_mode_parameter_header_6 small; 2403 struct scsi_mode_parameter_header_10 big; 2404 } header; 2405 struct scsi_general_block_descriptor blk_desc; 2406 } data; 2407 int error; 2408 int big, bsize; 2409 struct scsi_general_block_descriptor *bdesc; 2410 2411 if ((error = cd_mode_sense(cd, 0, &data, sizeof(data.blk_desc), 0, 0, 2412 &big)) != 0) 2413 return (error); 2414 2415 if (big) { 2416 bdesc = (void *)(&data.header.big + 1); 2417 bsize = _2btol(data.header.big.blk_desc_len); 2418 } else { 2419 bdesc = (void *)(&data.header.small + 1); 2420 bsize = data.header.small.blk_desc_len; 2421 } 2422 2423 if (bsize == 0) { 2424 printf("cd_setblksize: trying to change bsize, but no blk_desc\n"); 2425 2426 return (EINVAL); 2427 } 2428 if (_3btol(bdesc->blklen) == 2048) { 2429 printf("cd_setblksize: trying to change bsize, but blk_desc is correct\n"); 2430 return (EINVAL); 2431 } 2432 2433 _lto3b(2048, bdesc->blklen); 2434 2435 return (cd_mode_select(cd, SMS_PF, &data, sizeof(data.blk_desc), 0, 2436 big)); 2437 } 2438 2439 2440 static int 2441 mmc_profile2class(uint16_t mmc_profile) 2442 { 2443 switch (mmc_profile) { 2444 case 0x01 : /* SCSI discs */ 2445 case 0x02 : 2446 /* this can't happen really, cd.c wouldn't have matched */ 2447 return MMC_CLASS_DISC; 2448 case 0x03 : /* Magneto Optical with sector erase */ 2449 case 0x04 : /* Magneto Optical write once */ 2450 case 0x05 : /* Advance Storage Magneto Optical */ 2451 return MMC_CLASS_MO; 2452 case 0x00 : /* Unknown MMC profile, can also be CD-ROM */ 2453 case 0x08 : /* CD-ROM */ 2454 case 0x09 : /* CD-R */ 2455 case 0x0a : /* CD-RW */ 2456 return MMC_CLASS_CD; 2457 case 0x10 : /* DVD-ROM */ 2458 case 0x11 : /* DVD-R */ 2459 case 0x12 : /* DVD-RAM */ 2460 case 0x13 : /* DVD-RW restricted overwrite */ 2461 case 0x14 : /* DVD-RW sequential */ 2462 case 0x1a : /* DVD+RW */ 2463 case 0x1b : /* DVD+R */ 2464 case 0x2a : /* DVD+RW Dual layer */ 2465 case 0x2b : /* DVD+R Dual layer */ 2466 case 0x50 : /* HD DVD-ROM */ 2467 case 0x51 : /* HD DVD-R */ 2468 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 2469 return MMC_CLASS_DVD; 2470 case 0x40 : /* BD-ROM */ 2471 case 0x41 : /* BD-R Sequential recording (SRM) */ 2472 case 0x42 : /* BD-R Random Recording (RRM) */ 2473 case 0x43 : /* BD-RE */ 2474 return MMC_CLASS_BD; 2475 } 2476 return MMC_CLASS_UNKN; 2477 } 2478 2479 2480 /* 2481 * Drive/media combination is reflected in a series of features that can 2482 * either be current or dormant. We try to make sense out of them to create a 2483 * set of easy to use flags that abstract the device/media capabilities. 2484 */ 2485 2486 static void 2487 mmc_process_feature(struct mmc_discinfo *mmc_discinfo, 2488 uint16_t feature, int cur, uint8_t *rpos) 2489 { 2490 uint32_t blockingnr; 2491 uint64_t flags; 2492 2493 if (cur == 1) { 2494 flags = mmc_discinfo->mmc_cur; 2495 } else { 2496 flags = mmc_discinfo->mmc_cap; 2497 } 2498 2499 switch (feature) { 2500 case 0x0010 : /* random readable feature */ 2501 blockingnr = rpos[5] | (rpos[4] << 8); 2502 if (blockingnr > 1) 2503 flags |= MMC_CAP_PACKET; 2504 2505 /* RW error page */ 2506 break; 2507 case 0x0020 : /* random writable feature */ 2508 flags |= MMC_CAP_RECORDABLE; 2509 flags |= MMC_CAP_REWRITABLE; 2510 blockingnr = rpos[9] | (rpos[8] << 8); 2511 if (blockingnr > 1) 2512 flags |= MMC_CAP_PACKET; 2513 break; 2514 case 0x0021 : /* incremental streaming write feature */ 2515 flags |= MMC_CAP_RECORDABLE; 2516 flags |= MMC_CAP_SEQUENTIAL; 2517 if (cur) 2518 mmc_discinfo->link_block_penalty = rpos[4]; 2519 if (rpos[2] & 1) 2520 flags |= MMC_CAP_ZEROLINKBLK; 2521 break; 2522 case 0x0022 : /* (obsolete) erase support feature */ 2523 flags |= MMC_CAP_RECORDABLE; 2524 flags |= MMC_CAP_ERASABLE; 2525 break; 2526 case 0x0023 : /* formatting media support feature */ 2527 flags |= MMC_CAP_RECORDABLE; 2528 flags |= MMC_CAP_FORMATTABLE; 2529 break; 2530 case 0x0024 : /* hardware assisted defect management feature */ 2531 flags |= MMC_CAP_HW_DEFECTFREE; 2532 break; 2533 case 0x0025 : /* write once */ 2534 flags |= MMC_CAP_RECORDABLE; 2535 break; 2536 case 0x0026 : /* restricted overwrite feature */ 2537 flags |= MMC_CAP_RECORDABLE; 2538 flags |= MMC_CAP_REWRITABLE; 2539 flags |= MMC_CAP_STRICTOVERWRITE; 2540 break; 2541 case 0x0028 : /* MRW formatted media support feature */ 2542 flags |= MMC_CAP_MRW; 2543 break; 2544 case 0x002b : /* DVD+R read (and opt. write) support */ 2545 flags |= MMC_CAP_SEQUENTIAL; 2546 if (rpos[0] & 1) /* write support */ 2547 flags |= MMC_CAP_RECORDABLE; 2548 break; 2549 case 0x002c : /* rigid restricted overwrite feature */ 2550 flags |= MMC_CAP_RECORDABLE; 2551 flags |= MMC_CAP_REWRITABLE; 2552 flags |= MMC_CAP_STRICTOVERWRITE; 2553 if (rpos[0] & 1) /* blank bit */ 2554 flags |= MMC_CAP_BLANKABLE; 2555 break; 2556 case 0x002d : /* track at once recording feature */ 2557 flags |= MMC_CAP_RECORDABLE; 2558 flags |= MMC_CAP_SEQUENTIAL; 2559 break; 2560 case 0x002f : /* DVD-R/-RW write feature */ 2561 flags |= MMC_CAP_RECORDABLE; 2562 if (rpos[0] & 2) /* DVD-RW bit */ 2563 flags |= MMC_CAP_BLANKABLE; 2564 break; 2565 case 0x0038 : /* BD-R SRM with pseudo overwrite */ 2566 flags |= MMC_CAP_PSEUDOOVERWRITE; 2567 break; 2568 default : 2569 /* ignore */ 2570 break; 2571 } 2572 2573 if (cur == 1) { 2574 mmc_discinfo->mmc_cur = flags; 2575 } else { 2576 mmc_discinfo->mmc_cap = flags; 2577 } 2578 } 2579 2580 static int 2581 mmc_getdiscinfo_cdrom(struct scsipi_periph *periph, 2582 struct mmc_discinfo *mmc_discinfo) 2583 { 2584 struct scsipi_read_toc gtoc_cmd; 2585 struct scsipi_toc_header *toc_hdr; 2586 struct scsipi_toc_msinfo *toc_msinfo; 2587 const uint32_t buffer_size = 1024; 2588 uint32_t req_size; 2589 uint8_t *buffer; 2590 int error, flags; 2591 2592 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2593 /* 2594 * Fabricate mmc_discinfo for CD-ROM. Some values are really `dont 2595 * care' but others might be of interest to programs. 2596 */ 2597 2598 mmc_discinfo->disc_state = MMC_STATE_FULL; 2599 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2600 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2601 mmc_discinfo->link_block_penalty = 7; /* not relevant */ 2602 2603 /* get number of sessions and first tracknr in last session */ 2604 flags = XS_CTL_DATA_IN; 2605 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2606 gtoc_cmd.opcode = READ_TOC; 2607 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 2608 gtoc_cmd.resp_format = CD_TOC_MSINFO; /* multisession info */ 2609 gtoc_cmd.from_track = 0; /* reserved, must be 0 */ 2610 req_size = sizeof(*toc_hdr) + sizeof(*toc_msinfo); 2611 _lto2b(req_size, gtoc_cmd.data_len); 2612 2613 error = scsipi_command(periph, 2614 (void *)>oc_cmd, sizeof(gtoc_cmd), 2615 (void *)buffer, req_size, 2616 CDRETRIES, 30000, NULL, flags); 2617 if (error) 2618 goto out; 2619 toc_hdr = (struct scsipi_toc_header *) buffer; 2620 toc_msinfo = (struct scsipi_toc_msinfo *) (buffer + 4); 2621 mmc_discinfo->num_sessions = toc_hdr->last - toc_hdr->first + 1; 2622 mmc_discinfo->first_track = toc_hdr->first; 2623 mmc_discinfo->first_track_last_session = toc_msinfo->tracknr; 2624 2625 /* get last track of last session */ 2626 flags = XS_CTL_DATA_IN; 2627 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 2628 req_size = sizeof(*toc_hdr); 2629 _lto2b(req_size, gtoc_cmd.data_len); 2630 2631 error = scsipi_command(periph, 2632 (void *)>oc_cmd, sizeof(gtoc_cmd), 2633 (void *)buffer, req_size, 2634 CDRETRIES, 30000, NULL, flags); 2635 if (error) 2636 goto out; 2637 toc_hdr = (struct scsipi_toc_header *) buffer; 2638 mmc_discinfo->last_track_last_session = toc_hdr->last; 2639 mmc_discinfo->num_tracks = toc_hdr->last - toc_hdr->first + 1; 2640 2641 /* TODO how to handle disc_barcode and disc_id */ 2642 /* done */ 2643 2644 out: 2645 free(buffer, M_TEMP); 2646 return error; 2647 } 2648 2649 static int 2650 mmc_getdiscinfo_dvdrom(struct scsipi_periph *periph, 2651 struct mmc_discinfo *mmc_discinfo) 2652 { 2653 struct scsipi_read_toc gtoc_cmd; 2654 struct scsipi_toc_header toc_hdr; 2655 uint32_t req_size; 2656 int error, flags; 2657 2658 /* 2659 * Fabricate mmc_discinfo for DVD-ROM. Some values are really `dont 2660 * care' but others might be of interest to programs. 2661 */ 2662 2663 mmc_discinfo->disc_state = MMC_STATE_FULL; 2664 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2665 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2666 mmc_discinfo->link_block_penalty = 16; /* not relevant */ 2667 2668 /* get number of sessions and first tracknr in last session */ 2669 flags = XS_CTL_DATA_IN; 2670 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2671 gtoc_cmd.opcode = READ_TOC; 2672 gtoc_cmd.addr_mode = 0; /* LBA */ 2673 gtoc_cmd.resp_format = CD_TOC_FORM; /* multisession info */ 2674 gtoc_cmd.from_track = 1; /* first track */ 2675 req_size = sizeof(toc_hdr); 2676 _lto2b(req_size, gtoc_cmd.data_len); 2677 2678 error = scsipi_command(periph, 2679 (void *)>oc_cmd, sizeof(gtoc_cmd), 2680 (void *)&toc_hdr, req_size, 2681 CDRETRIES, 30000, NULL, flags); 2682 if (error) 2683 return error; 2684 2685 /* DVD-ROM squashes the track/session space */ 2686 mmc_discinfo->num_sessions = toc_hdr.last - toc_hdr.first + 1; 2687 mmc_discinfo->num_tracks = mmc_discinfo->num_sessions; 2688 mmc_discinfo->first_track = toc_hdr.first; 2689 mmc_discinfo->first_track_last_session = toc_hdr.last; 2690 mmc_discinfo->last_track_last_session = toc_hdr.last; 2691 2692 /* TODO how to handle disc_barcode and disc_id */ 2693 /* done */ 2694 return 0; 2695 } 2696 2697 static int 2698 mmc_getdiscinfo(struct scsipi_periph *periph, 2699 struct mmc_discinfo *mmc_discinfo) 2700 { 2701 struct scsipi_get_configuration gc_cmd; 2702 struct scsipi_get_conf_data *gc; 2703 struct scsipi_get_conf_feature *gcf; 2704 struct scsipi_read_discinfo di_cmd; 2705 struct scsipi_read_discinfo_data di __aligned(2); 2706 const uint32_t buffer_size = 0x200; /* XXX RPZ USB3 SCSI size issue */ 2707 uint32_t pos; 2708 u_long last_lba = 0; 2709 uint8_t *buffer, *fpos; 2710 int feature, last_feature, features_len, feature_cur, feature_len; 2711 int lsb, msb, error, flags; 2712 2713 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2714 2715 /* initialise structure */ 2716 memset(mmc_discinfo, 0, sizeof(struct mmc_discinfo)); 2717 mmc_discinfo->mmc_profile = 0x00; /* unknown */ 2718 mmc_discinfo->mmc_class = MMC_CLASS_UNKN; 2719 mmc_discinfo->mmc_cur = 0; 2720 mmc_discinfo->mmc_cap = 0; 2721 mmc_discinfo->link_block_penalty = 0; 2722 2723 /* determine mmc profile and class */ 2724 flags = XS_CTL_DATA_IN; 2725 memset(&gc_cmd, 0, sizeof(gc_cmd)); 2726 gc_cmd.opcode = GET_CONFIGURATION; 2727 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 2728 2729 gc = (struct scsipi_get_conf_data *) buffer; 2730 2731 error = scsipi_command(periph, 2732 (void *)&gc_cmd, sizeof(gc_cmd), 2733 (void *) gc, GET_CONF_NO_FEATURES_LEN, 2734 CDRETRIES, 30000, NULL, flags); 2735 if (error) 2736 goto out; 2737 2738 mmc_discinfo->mmc_profile = _2btol(gc->mmc_profile); 2739 mmc_discinfo->mmc_class = mmc_profile2class(mmc_discinfo->mmc_profile); 2740 2741 /* assume 2048 sector size unless told otherwise */ 2742 mmc_discinfo->sector_size = 2048; 2743 error = read_cd_capacity(periph, &mmc_discinfo->sector_size, &last_lba); 2744 if (error) 2745 goto out; 2746 2747 mmc_discinfo->last_possible_lba = (uint32_t) last_lba; 2748 2749 /* Read in all features to determine device capabilities */ 2750 last_feature = feature = 0; 2751 do { 2752 /* determine mmc profile and class */ 2753 flags = XS_CTL_DATA_IN; 2754 memset(&gc_cmd, 0, sizeof(gc_cmd)); 2755 gc_cmd.opcode = GET_CONFIGURATION; 2756 _lto2b(last_feature, gc_cmd.start_at_feature); 2757 _lto2b(buffer_size, gc_cmd.data_len); 2758 memset(gc, 0, buffer_size); 2759 2760 error = scsipi_command(periph, 2761 (void *)&gc_cmd, sizeof(gc_cmd), 2762 (void *) gc, buffer_size, 2763 CDRETRIES, 30000, NULL, flags); 2764 if (error) { 2765 /* ieeek... break out of loop... i dunno what to do */ 2766 break; 2767 } 2768 2769 features_len = _4btol(gc->data_len); 2770 if (features_len < 4 || features_len > buffer_size) 2771 break; 2772 2773 pos = 0; 2774 fpos = &gc->feature_desc[0]; 2775 while (pos < features_len - 4) { 2776 gcf = (struct scsipi_get_conf_feature *) fpos; 2777 2778 feature = _2btol(gcf->featurecode); 2779 feature_cur = gcf->flags & 1; 2780 feature_len = gcf->additional_length; 2781 2782 mmc_process_feature(mmc_discinfo, 2783 feature, feature_cur, 2784 gcf->feature_dependent); 2785 2786 last_feature = MAX(last_feature, feature); 2787 #ifdef DIAGNOSTIC 2788 /* assert((feature_len & 3) == 0); */ 2789 if ((feature_len & 3) != 0) { 2790 printf("feature %d having length %d\n", 2791 feature, feature_len); 2792 } 2793 #endif 2794 2795 pos += 4 + feature_len; 2796 fpos += 4 + feature_len; 2797 } 2798 /* unlikely to ever grow past our 1kb buffer */ 2799 } while (features_len >= 0xffff); 2800 2801 /* 2802 * Fixup CD-RW drives that are on crack. 2803 * 2804 * Some drives report the capability to incrementally write 2805 * sequentially on CD-R(W) media... nice, but this should not be 2806 * active for a fixed packet formatted CD-RW media. Other report the 2807 * ability of HW_DEFECTFREE even when the media is NOT MRW 2808 * formatted.... 2809 */ 2810 if (mmc_discinfo->mmc_profile == 0x0a) { 2811 if ((mmc_discinfo->mmc_cur & MMC_CAP_SEQUENTIAL) == 0) 2812 mmc_discinfo->mmc_cur |= MMC_CAP_STRICTOVERWRITE; 2813 if (mmc_discinfo->mmc_cur & MMC_CAP_STRICTOVERWRITE) 2814 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 2815 if (mmc_discinfo->mmc_cur & MMC_CAP_MRW) { 2816 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 2817 mmc_discinfo->mmc_cur &= ~MMC_CAP_STRICTOVERWRITE; 2818 } else { 2819 mmc_discinfo->mmc_cur &= ~MMC_CAP_HW_DEFECTFREE; 2820 } 2821 } 2822 if (mmc_discinfo->mmc_profile == 0x09) { 2823 mmc_discinfo->mmc_cur &= ~MMC_CAP_REWRITABLE; 2824 } 2825 2826 #ifdef DEBUG 2827 printf("CD mmc %d, mmc_cur 0x%"PRIx64", mmc_cap 0x%"PRIx64"\n", 2828 mmc_discinfo->mmc_profile, 2829 mmc_discinfo->mmc_cur, mmc_discinfo->mmc_cap); 2830 #endif 2831 2832 /* read in disc state and number of sessions and tracks */ 2833 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 2834 memset(&di_cmd, 0, sizeof(di_cmd)); 2835 di_cmd.opcode = READ_DISCINFO; 2836 di_cmd.data_len[1] = READ_DISCINFO_BIGSIZE; 2837 2838 error = scsipi_command(periph, 2839 (void *)&di_cmd, sizeof(di_cmd), 2840 (void *)&di, READ_DISCINFO_BIGSIZE, 2841 CDRETRIES, 30000, NULL, flags); 2842 2843 if (error) { 2844 /* discinfo call failed, emulate for cd-rom/dvd-rom */ 2845 if (mmc_discinfo->mmc_profile == 0x08) /* CD-ROM */ 2846 error = mmc_getdiscinfo_cdrom(periph, mmc_discinfo); 2847 else if (mmc_discinfo->mmc_profile == 0x10) /* DVD-ROM */ 2848 error = mmc_getdiscinfo_dvdrom(periph, mmc_discinfo); 2849 else /* CD/DVD drive is violating specs */ 2850 error = EIO; 2851 goto out; 2852 } 2853 2854 /* call went OK */ 2855 mmc_discinfo->disc_state = di.disc_state & 3; 2856 mmc_discinfo->last_session_state = (di.disc_state >> 2) & 3; 2857 mmc_discinfo->bg_format_state = (di.disc_state2 & 3); 2858 2859 lsb = di.num_sessions_lsb; 2860 msb = di.num_sessions_msb; 2861 mmc_discinfo->num_sessions = lsb | (msb << 8); 2862 2863 mmc_discinfo->first_track = di.first_track; 2864 lsb = di.first_track_last_session_lsb; 2865 msb = di.first_track_last_session_msb; 2866 mmc_discinfo->first_track_last_session = lsb | (msb << 8); 2867 lsb = di.last_track_last_session_lsb; 2868 msb = di.last_track_last_session_msb; 2869 mmc_discinfo->last_track_last_session = lsb | (msb << 8); 2870 2871 mmc_discinfo->num_tracks = mmc_discinfo->last_track_last_session - 2872 mmc_discinfo->first_track + 1; 2873 2874 /* set misc. flags and parameters from this disc info */ 2875 if (di.disc_state & 16) 2876 mmc_discinfo->mmc_cur |= MMC_CAP_BLANKABLE; 2877 2878 if (di.disc_state2 & 128) { 2879 mmc_discinfo->disc_id = _4btol(di.discid); 2880 mmc_discinfo->disc_flags |= MMC_DFLAGS_DISCIDVALID; 2881 } 2882 if (di.disc_state2 & 64) { 2883 mmc_discinfo->disc_barcode = _8btol(di.disc_bar_code); 2884 mmc_discinfo->disc_flags |= MMC_DFLAGS_BARCODEVALID; 2885 } 2886 if (di.disc_state2 & 32) 2887 mmc_discinfo->disc_flags |= MMC_DFLAGS_UNRESTRICTED; 2888 2889 if (di.disc_state2 & 16) { 2890 mmc_discinfo->application_code = di.application_code; 2891 mmc_discinfo->disc_flags |= MMC_DFLAGS_APPCODEVALID; 2892 } 2893 2894 /* done */ 2895 2896 out: 2897 free(buffer, M_TEMP); 2898 return error; 2899 } 2900 2901 static int 2902 mmc_gettrackinfo_cdrom(struct scsipi_periph *periph, 2903 struct mmc_trackinfo *trackinfo) 2904 { 2905 struct scsipi_read_toc gtoc_cmd; 2906 struct scsipi_toc_header *toc_hdr; 2907 struct scsipi_toc_rawtoc *rawtoc; 2908 uint32_t track_start, track_size; 2909 uint32_t last_recorded, next_writable; 2910 uint32_t lba, next_track_start, lead_out; 2911 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 2912 uint8_t *buffer; 2913 uint8_t track_sessionnr, sessionnr, adr, tno, point; 2914 uint8_t control, tmin, tsec, tframe, pmin, psec, pframe; 2915 int size, req_size; 2916 int error, flags; 2917 2918 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2919 2920 /* 2921 * Emulate read trackinfo for CD-ROM using the raw-TOC. 2922 * 2923 * Not all information is present and this presents a problem. Track 2924 * starts are known for each track but other values are deducted. 2925 * 2926 * For a complete overview of `magic' values used here, see the 2927 * SCSI/ATAPI MMC documentation. Note that the `magic' values have no 2928 * names, they are specified as numbers. 2929 */ 2930 2931 /* get raw toc to process, first header to check size */ 2932 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 2933 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2934 gtoc_cmd.opcode = READ_TOC; 2935 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 2936 gtoc_cmd.resp_format = CD_TOC_RAW; /* raw toc */ 2937 gtoc_cmd.from_track = 1; /* first session */ 2938 req_size = sizeof(*toc_hdr); 2939 _lto2b(req_size, gtoc_cmd.data_len); 2940 2941 error = scsipi_command(periph, 2942 (void *)>oc_cmd, sizeof(gtoc_cmd), 2943 (void *)buffer, req_size, 2944 CDRETRIES, 30000, NULL, flags); 2945 if (error) 2946 goto out; 2947 toc_hdr = (struct scsipi_toc_header *) buffer; 2948 if (_2btol(toc_hdr->length) > buffer_size - 2) { 2949 #ifdef DIAGNOSTIC 2950 printf("increase buffersize in mmc_readtrackinfo_cdrom\n"); 2951 #endif 2952 error = ENOBUFS; 2953 goto out; 2954 } 2955 2956 /* read in complete raw toc */ 2957 req_size = _2btol(toc_hdr->length); 2958 req_size = 2*((req_size + 1) / 2); /* for ATAPI */ 2959 _lto2b(req_size, gtoc_cmd.data_len); 2960 2961 error = scsipi_command(periph, 2962 (void *)>oc_cmd, sizeof(gtoc_cmd), 2963 (void *)buffer, req_size, 2964 CDRETRIES, 30000, NULL, flags); 2965 if (error) 2966 goto out; 2967 2968 toc_hdr = (struct scsipi_toc_header *) buffer; 2969 rawtoc = (struct scsipi_toc_rawtoc *) (buffer + 4); 2970 2971 track_start = 0; 2972 track_size = 0; 2973 last_recorded = 0; 2974 next_writable = 0; 2975 flags = 0; 2976 2977 next_track_start = 0; 2978 track_sessionnr = MAXTRACK; /* by definition */ 2979 lead_out = 0; 2980 2981 size = req_size - sizeof(struct scsipi_toc_header) + 1; 2982 while (size > 0) { 2983 /* get track start and session end */ 2984 tno = rawtoc->tno; 2985 sessionnr = rawtoc->sessionnr; 2986 adr = rawtoc->adrcontrol >> 4; 2987 control = rawtoc->adrcontrol & 0xf; 2988 point = rawtoc->point; 2989 tmin = rawtoc->min; 2990 tsec = rawtoc->sec; 2991 tframe = rawtoc->frame; 2992 pmin = rawtoc->pmin; 2993 psec = rawtoc->psec; 2994 pframe = rawtoc->pframe; 2995 2996 if (tno == 0 && sessionnr && adr == 1) { 2997 lba = hmsf2lba(0, pmin, psec, pframe); 2998 if (point == trackinfo->tracknr) { 2999 track_start = lba; 3000 track_sessionnr = sessionnr; 3001 } 3002 if (point == trackinfo->tracknr + 1) { 3003 /* estimate size */ 3004 track_size = lba - track_start; 3005 next_track_start = lba; 3006 } 3007 if (point == 0xa2) { 3008 lead_out = lba; 3009 } 3010 if (point <= 0x63) { 3011 /* CD's ok, DVD are glued */ 3012 /* last_tracknr = point; */ 3013 } 3014 if (sessionnr == track_sessionnr) { 3015 last_recorded = lead_out; 3016 } 3017 } 3018 if (tno == 0 && sessionnr && adr == 5) { 3019 lba = hmsf2lba(0, tmin, tsec, tframe); 3020 if (sessionnr == track_sessionnr) { 3021 next_writable = lba; 3022 } 3023 } 3024 3025 if ((control & (3<<2)) == 4) /* 01xxb */ 3026 flags |= MMC_TRACKINFO_DATA; 3027 if ((control & (1<<2)) == 0) { /* x0xxb */ 3028 flags |= MMC_TRACKINFO_AUDIO; 3029 if (control & 1) /* xxx1b */ 3030 flags |= MMC_TRACKINFO_PRE_EMPH; 3031 } 3032 3033 rawtoc++; 3034 size -= sizeof(struct scsipi_toc_rawtoc); 3035 } 3036 3037 /* process found values; some voodoo */ 3038 /* if no tracksize tracknr is the last of the disc */ 3039 if ((track_size == 0) && last_recorded) { 3040 track_size = last_recorded - track_start; 3041 } 3042 /* if last_recorded < tracksize, tracksize is overestimated */ 3043 if (last_recorded) { 3044 if (last_recorded - track_start <= track_size) { 3045 track_size = last_recorded - track_start; 3046 flags |= MMC_TRACKINFO_LRA_VALID; 3047 } 3048 } 3049 /* check if its a the last track of the sector */ 3050 if (next_writable) { 3051 if (next_track_start > next_writable) 3052 flags |= MMC_TRACKINFO_NWA_VALID; 3053 } 3054 3055 /* no flag set -> no values */ 3056 if ((flags & MMC_TRACKINFO_LRA_VALID) == 0) 3057 last_recorded = 0; 3058 if ((flags & MMC_TRACKINFO_NWA_VALID) == 0) 3059 next_writable = 0; 3060 3061 /* fill in */ 3062 /* trackinfo->tracknr preserved */ 3063 trackinfo->sessionnr = track_sessionnr; 3064 trackinfo->track_mode = 7; /* data, incremental */ 3065 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3066 3067 trackinfo->flags = flags; 3068 trackinfo->track_start = track_start; 3069 trackinfo->next_writable = next_writable; 3070 trackinfo->free_blocks = 0; 3071 trackinfo->packet_size = 1; 3072 trackinfo->track_size = track_size; 3073 trackinfo->last_recorded = last_recorded; 3074 3075 out: 3076 free(buffer, M_TEMP); 3077 return error; 3078 3079 } 3080 3081 static int 3082 mmc_gettrackinfo_dvdrom(struct scsipi_periph *periph, 3083 struct mmc_trackinfo *trackinfo) 3084 { 3085 struct scsipi_read_toc gtoc_cmd; 3086 struct scsipi_toc_header *toc_hdr; 3087 struct scsipi_toc_formatted *toc; 3088 uint32_t tracknr, track_start, track_size; 3089 uint32_t lba, lead_out; 3090 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3091 uint8_t *buffer; 3092 uint8_t control, last_tracknr; 3093 int size, req_size; 3094 int error, flags; 3095 3096 3097 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3098 /* 3099 * Emulate read trackinfo for DVD-ROM. We can't use the raw-TOC as the 3100 * CD-ROM emulation uses since the specification tells us that no such 3101 * thing is defined for DVD's. The reason for this is due to the large 3102 * number of tracks and that would clash with the `magic' values. This 3103 * suxs. 3104 * 3105 * Not all information is present and this presents a problem. 3106 * Track starts are known for each track but other values are 3107 * deducted. 3108 */ 3109 3110 /* get formatted toc to process, first header to check size */ 3111 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3112 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3113 gtoc_cmd.opcode = READ_TOC; 3114 gtoc_cmd.addr_mode = 0; /* lba's please */ 3115 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 3116 gtoc_cmd.from_track = 1; /* first track */ 3117 req_size = sizeof(*toc_hdr); 3118 _lto2b(req_size, gtoc_cmd.data_len); 3119 3120 error = scsipi_command(periph, 3121 (void *)>oc_cmd, sizeof(gtoc_cmd), 3122 (void *)buffer, req_size, 3123 CDRETRIES, 30000, NULL, flags); 3124 if (error) 3125 goto out; 3126 toc_hdr = (struct scsipi_toc_header *) buffer; 3127 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3128 #ifdef DIAGNOSTIC 3129 printf("increase buffersize in mmc_readtrackinfo_dvdrom\n"); 3130 #endif 3131 error = ENOBUFS; 3132 goto out; 3133 } 3134 3135 /* read in complete formatted toc */ 3136 req_size = _2btol(toc_hdr->length); 3137 _lto2b(req_size, gtoc_cmd.data_len); 3138 3139 error = scsipi_command(periph, 3140 (void *)>oc_cmd, sizeof(gtoc_cmd), 3141 (void *)buffer, req_size, 3142 CDRETRIES, 30000, NULL, flags); 3143 if (error) 3144 goto out; 3145 3146 toc_hdr = (struct scsipi_toc_header *) buffer; 3147 toc = (struct scsipi_toc_formatted *) (buffer + 4); 3148 3149 /* as in read disc info, all sessions are converted to tracks */ 3150 /* track 1.. -> offsets, sizes can be (roughly) estimated (16 ECC) */ 3151 /* last track -> we got the size from the lead-out */ 3152 3153 tracknr = 0; 3154 last_tracknr = toc_hdr->last; 3155 track_start = 0; 3156 track_size = 0; 3157 lead_out = 0; 3158 flags = 0; 3159 3160 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3161 while (size > 0) { 3162 /* remember, DVD-ROM: tracknr == sessionnr */ 3163 lba = _4btol(toc->msf_lba); 3164 tracknr = toc->tracknr; 3165 control = toc->adrcontrol & 0xf; 3166 3167 if (trackinfo->tracknr == tracknr) { 3168 track_start = lba; 3169 } 3170 if (trackinfo->tracknr == tracknr+1) { 3171 track_size = lba - track_start; 3172 track_size -= 16; /* link block ? */ 3173 } 3174 if (tracknr == 0xAA) { 3175 lead_out = lba; 3176 } 3177 3178 if ((control & (3<<2)) == 4) /* 01xxb */ 3179 flags |= MMC_TRACKINFO_DATA; 3180 if ((control & (1<<2)) == 0) { /* x0xxb */ 3181 flags |= MMC_TRACKINFO_AUDIO; 3182 if (control & (1<<3)) /* 10xxb */ 3183 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3184 if (control & 1) /* xxx1b */ 3185 flags |= MMC_TRACKINFO_PRE_EMPH; 3186 } 3187 3188 toc++; 3189 size -= sizeof(struct scsipi_toc_formatted); 3190 } 3191 if (trackinfo->tracknr == last_tracknr) { 3192 track_size = lead_out - track_start; 3193 } 3194 3195 /* fill in */ 3196 /* trackinfo->tracknr preserved */ 3197 trackinfo->sessionnr = trackinfo->tracknr; 3198 trackinfo->track_mode = 0; /* unknown */ 3199 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3200 3201 trackinfo->flags = flags; 3202 trackinfo->track_start = track_start; 3203 trackinfo->next_writable = 0; 3204 trackinfo->free_blocks = 0; 3205 trackinfo->packet_size = 16; /* standard length 16 blocks ECC */ 3206 trackinfo->track_size = track_size; 3207 trackinfo->last_recorded = 0; 3208 3209 out: 3210 free(buffer, M_TEMP); 3211 return error; 3212 } 3213 3214 static int 3215 mmc_gettrackinfo(struct scsipi_periph *periph, 3216 struct mmc_trackinfo *trackinfo) 3217 { 3218 struct scsipi_read_trackinfo ti_cmd; 3219 struct scsipi_read_trackinfo_data ti __aligned(2); 3220 struct scsipi_get_configuration gc_cmd; 3221 struct scsipi_get_conf_data gc __aligned(2); 3222 int error, flags; 3223 int mmc_profile; 3224 3225 /* set up SCSI call with track number from trackinfo.tracknr */ 3226 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3227 memset(&ti_cmd, 0, sizeof(ti_cmd)); 3228 ti_cmd.opcode = READ_TRACKINFO; 3229 ti_cmd.addr_type = READ_TRACKINFO_ADDR_TRACK; 3230 ti_cmd.data_len[1] = READ_TRACKINFO_RETURNSIZE; 3231 3232 /* trackinfo.tracknr contains number of tracks to query */ 3233 _lto4b(trackinfo->tracknr, ti_cmd.address); 3234 error = scsipi_command(periph, 3235 (void *)&ti_cmd, sizeof(ti_cmd), 3236 (void *)&ti, READ_TRACKINFO_RETURNSIZE, 3237 CDRETRIES, 30000, NULL, flags); 3238 3239 if (error) { 3240 /* trackinfo call failed, emulate for cd-rom/dvd-rom */ 3241 /* first determine mmc profile */ 3242 flags = XS_CTL_DATA_IN; 3243 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3244 gc_cmd.opcode = GET_CONFIGURATION; 3245 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 3246 3247 error = scsipi_command(periph, 3248 (void *)&gc_cmd, sizeof(gc_cmd), 3249 (void *)&gc, GET_CONF_NO_FEATURES_LEN, 3250 CDRETRIES, 30000, NULL, flags); 3251 if (error) 3252 return error; 3253 mmc_profile = _2btol(gc.mmc_profile); 3254 3255 /* choose emulation */ 3256 if (mmc_profile == 0x08) /* CD-ROM */ 3257 return mmc_gettrackinfo_cdrom(periph, trackinfo); 3258 if (mmc_profile == 0x10) /* DVD-ROM */ 3259 return mmc_gettrackinfo_dvdrom(periph, trackinfo); 3260 /* CD/DVD drive is violating specs */ 3261 return EIO; 3262 } 3263 3264 /* (re)initialise structure */ 3265 memset(trackinfo, 0, sizeof(struct mmc_trackinfo)); 3266 3267 /* account for short returns screwing up track and session msb */ 3268 if ((ti.data_len[1] | (ti.data_len[0] << 8)) <= 32) { 3269 ti.track_msb = 0; 3270 ti.session_msb = 0; 3271 } 3272 3273 trackinfo->tracknr = ti.track_lsb | (ti.track_msb << 8); 3274 trackinfo->sessionnr = ti.session_lsb | (ti.session_msb << 8); 3275 trackinfo->track_mode = ti.track_info_1 & 0xf; 3276 trackinfo->data_mode = ti.track_info_2 & 0xf; 3277 3278 flags = 0; 3279 if (ti.track_info_1 & 0x10) 3280 flags |= MMC_TRACKINFO_COPY; 3281 if (ti.track_info_1 & 0x20) 3282 flags |= MMC_TRACKINFO_DAMAGED; 3283 if (ti.track_info_2 & 0x10) 3284 flags |= MMC_TRACKINFO_FIXED_PACKET; 3285 if (ti.track_info_2 & 0x20) 3286 flags |= MMC_TRACKINFO_INCREMENTAL; 3287 if (ti.track_info_2 & 0x40) 3288 flags |= MMC_TRACKINFO_BLANK; 3289 if (ti.track_info_2 & 0x80) 3290 flags |= MMC_TRACKINFO_RESERVED; 3291 if (ti.data_valid & 0x01) 3292 flags |= MMC_TRACKINFO_NWA_VALID; 3293 if (ti.data_valid & 0x02) 3294 flags |= MMC_TRACKINFO_LRA_VALID; 3295 if ((trackinfo->track_mode & (3<<2)) == 4) /* 01xxb */ 3296 flags |= MMC_TRACKINFO_DATA; 3297 if ((trackinfo->track_mode & (1<<2)) == 0) { /* x0xxb */ 3298 flags |= MMC_TRACKINFO_AUDIO; 3299 if (trackinfo->track_mode & (1<<3)) /* 10xxb */ 3300 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3301 if (trackinfo->track_mode & 1) /* xxx1b */ 3302 flags |= MMC_TRACKINFO_PRE_EMPH; 3303 } 3304 3305 trackinfo->flags = flags; 3306 trackinfo->track_start = _4btol(ti.track_start); 3307 trackinfo->next_writable = _4btol(ti.next_writable); 3308 trackinfo->free_blocks = _4btol(ti.free_blocks); 3309 trackinfo->packet_size = _4btol(ti.packet_size); 3310 trackinfo->track_size = _4btol(ti.track_size); 3311 trackinfo->last_recorded = _4btol(ti.last_recorded); 3312 3313 return 0; 3314 } 3315 3316 static int 3317 mmc_doclose(struct scsipi_periph *periph, int param, int func) { 3318 struct scsipi_close_tracksession close_cmd; 3319 int error, flags; 3320 3321 /* set up SCSI call with track number */ 3322 flags = XS_CTL_DATA_OUT; 3323 memset(&close_cmd, 0, sizeof(close_cmd)); 3324 close_cmd.opcode = CLOSE_TRACKSESSION; 3325 close_cmd.function = func; 3326 _lto2b(param, close_cmd.tracksessionnr); 3327 3328 error = scsipi_command(periph, 3329 (void *) &close_cmd, sizeof(close_cmd), 3330 NULL, 0, 3331 CDRETRIES, 120000, NULL, flags); 3332 3333 return error; 3334 } 3335 3336 static int 3337 mmc_do_closetrack(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3338 { 3339 int mmc_profile = mmc_op->mmc_profile; 3340 3341 switch (mmc_profile) { 3342 case 0x12 : /* DVD-RAM */ 3343 case 0x1a : /* DVD+RW */ 3344 case 0x2a : /* DVD+RW Dual layer */ 3345 case 0x42 : /* BD-R Random Recording (RRM) */ 3346 case 0x43 : /* BD-RE */ 3347 case 0x52 : /* HD DVD-RW ; DVD-RAM like */ 3348 return EINVAL; 3349 } 3350 3351 return mmc_doclose(periph, mmc_op->tracknr, 1); 3352 } 3353 3354 static int 3355 mmc_do_close_or_finalise(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3356 { 3357 uint8_t blob[MS5LEN], *page5; 3358 int mmc_profile = mmc_op->mmc_profile; 3359 int func, close, flags; 3360 int error; 3361 3362 close = (mmc_op->operation == MMC_OP_CLOSESESSION); 3363 3364 switch (mmc_profile) { 3365 case 0x09 : /* CD-R */ 3366 case 0x0a : /* CD-RW */ 3367 /* Special case : need to update MS field in mode page 5 */ 3368 memset(blob, 0, sizeof(blob)); 3369 page5 = blob+8; 3370 3371 flags = XS_CTL_DATA_IN; 3372 error = scsipi_mode_sense_big(periph, SMS_PF, 5, 3373 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3374 if (error) 3375 return error; 3376 3377 /* set multi session field when closing a session only */ 3378 page5[3] &= 63; 3379 if (close) 3380 page5[3] |= 3 << 6; 3381 3382 flags = XS_CTL_DATA_OUT; 3383 error = scsipi_mode_select_big(periph, SMS_PF, 3384 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3385 if (error) 3386 return error; 3387 /* and use function 2 */ 3388 func = 2; 3389 break; 3390 case 0x11 : /* DVD-R (DL) */ 3391 case 0x13 : /* DVD-RW restricted overwrite */ 3392 case 0x14 : /* DVD-RW sequential */ 3393 func = close ? 2 : 3; 3394 break; 3395 case 0x1b : /* DVD+R */ 3396 case 0x2b : /* DVD+R Dual layer */ 3397 case 0x51 : /* HD DVD-R */ 3398 case 0x41 : /* BD-R Sequential recording (SRM) */ 3399 func = close ? 2 : 6; 3400 break; 3401 case 0x12 : /* DVD-RAM */ 3402 case 0x1a : /* DVD+RW */ 3403 case 0x2a : /* DVD+RW Dual layer */ 3404 case 0x42 : /* BD-R Random Recording (RRM) */ 3405 case 0x43 : /* BD-RE */ 3406 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 3407 return EINVAL; 3408 default: 3409 printf("MMC close/finalise passed wrong device type! (%d)\n", 3410 mmc_profile); 3411 return EINVAL; 3412 } 3413 3414 return mmc_doclose(periph, mmc_op->sessionnr, func); 3415 } 3416 3417 static int 3418 mmc_do_reserve_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3419 { 3420 struct scsipi_reserve_track reserve_cmd; 3421 uint32_t extent; 3422 int error, flags; 3423 3424 /* TODO make mmc safeguards? */ 3425 extent = mmc_op->extent; 3426 /* TODO min/max support? */ 3427 3428 /* set up SCSI call with requested space */ 3429 flags = XS_CTL_DATA_OUT; 3430 memset(&reserve_cmd, 0, sizeof(reserve_cmd)); 3431 reserve_cmd.opcode = RESERVE_TRACK; 3432 _lto4b(extent, reserve_cmd.reservation_size); 3433 3434 error = scsipi_command(periph, 3435 (void *) &reserve_cmd, sizeof(reserve_cmd), 3436 NULL, 0, 3437 CDRETRIES, 30000, NULL, flags); 3438 3439 return error; 3440 } 3441 3442 static int 3443 mmc_do_reserve_track_nwa(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3444 { 3445 /* XXX assumes that NWA given is valid */ 3446 switch (mmc_op->mmc_profile) { 3447 case 0x09 : /* CD-R */ 3448 /* XXX unknown boundary checks XXX */ 3449 if (mmc_op->extent <= 152) 3450 return EINVAL; 3451 /* CD-R takes 152 sectors to close track */ 3452 mmc_op->extent -= 152; 3453 return mmc_do_reserve_track(periph, mmc_op); 3454 case 0x11 : /* DVD-R (DL) */ 3455 case 0x1b : /* DVD+R */ 3456 case 0x2b : /* DVD+R Dual layer */ 3457 if (mmc_op->extent % 16) 3458 return EINVAL; 3459 /* upto one ECC block of 16 sectors lost */ 3460 mmc_op->extent -= 16; 3461 return mmc_do_reserve_track(periph, mmc_op); 3462 case 0x41 : /* BD-R Sequential recording (SRM) */ 3463 case 0x51 : /* HD DVD-R */ 3464 if (mmc_op->extent % 32) 3465 return EINVAL; 3466 /* one ECC block of 32 sectors lost (AFAIK) */ 3467 mmc_op->extent -= 32; 3468 return mmc_do_reserve_track(periph, mmc_op); 3469 } 3470 3471 /* unknown behaviour or invalid disc type */ 3472 return EINVAL; 3473 } 3474 3475 static int 3476 mmc_do_repair_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3477 { 3478 struct scsipi_repair_track repair_cmd; 3479 int error, flags; 3480 3481 /* TODO make mmc safeguards? */ 3482 3483 /* set up SCSI call with track number */ 3484 flags = XS_CTL_DATA_OUT; 3485 memset(&repair_cmd, 0, sizeof(repair_cmd)); 3486 repair_cmd.opcode = REPAIR_TRACK; 3487 _lto2b(mmc_op->tracknr, repair_cmd.tracknr); 3488 3489 error = scsipi_command(periph, 3490 (void *) &repair_cmd, sizeof(repair_cmd), 3491 NULL, 0, 3492 CDRETRIES, 30000, NULL, flags); 3493 3494 return error; 3495 } 3496 3497 static int 3498 mmc_do_op(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3499 { 3500 /* guard operation value */ 3501 if (mmc_op->operation < 1 || mmc_op->operation > MMC_OP_MAX) 3502 return EINVAL; 3503 3504 /* synchronise cache is special since it doesn't rely on mmc_profile */ 3505 if (mmc_op->operation == MMC_OP_SYNCHRONISECACHE) 3506 return cdcachesync(periph, 0); 3507 3508 /* zero mmc_profile means unknown disc so operations are not defined */ 3509 if (mmc_op->mmc_profile == 0) { 3510 #ifdef DEBUG 3511 printf("mmc_do_op called with mmc_profile = 0\n"); 3512 #endif 3513 return EINVAL; 3514 } 3515 3516 /* do the operations */ 3517 switch (mmc_op->operation) { 3518 case MMC_OP_CLOSETRACK : 3519 return mmc_do_closetrack(periph, mmc_op); 3520 case MMC_OP_CLOSESESSION : 3521 case MMC_OP_FINALISEDISC : 3522 return mmc_do_close_or_finalise(periph, mmc_op); 3523 case MMC_OP_RESERVETRACK : 3524 return mmc_do_reserve_track(periph, mmc_op); 3525 case MMC_OP_RESERVETRACK_NWA : 3526 return mmc_do_reserve_track_nwa(periph, mmc_op); 3527 case MMC_OP_REPAIRTRACK : 3528 return mmc_do_repair_track(periph, mmc_op); 3529 case MMC_OP_UNCLOSELASTSESSION : 3530 /* TODO unclose last session support */ 3531 return EINVAL; 3532 default : 3533 printf("mmc_do_op: unhandled operation %d\n", mmc_op->operation); 3534 } 3535 3536 return EINVAL; 3537 } 3538 3539 static int 3540 mmc_setup_writeparams(struct scsipi_periph *periph, 3541 struct mmc_writeparams *mmc_writeparams) 3542 { 3543 struct mmc_trackinfo trackinfo; 3544 uint8_t blob[MS5LEN]; 3545 uint8_t *page5; 3546 int flags, error; 3547 int track_mode, data_mode; 3548 3549 /* setup mode page 5 for CD only */ 3550 if (mmc_writeparams->mmc_class != MMC_CLASS_CD) 3551 return 0; 3552 3553 memset(blob, 0, sizeof(blob)); 3554 page5 = blob+8; 3555 3556 /* read mode page 5 (with header) */ 3557 flags = XS_CTL_DATA_IN; 3558 error = scsipi_mode_sense_big(periph, SMS_PF, 5, (void *)blob, 3559 sizeof(blob), flags, CDRETRIES, 20000); 3560 if (error) 3561 return error; 3562 3563 /* set page length for reassurance */ 3564 page5[1] = P5LEN; /* page length */ 3565 3566 /* write type packet/incremental */ 3567 page5[2] &= 0xf0; 3568 3569 /* set specified mode parameters */ 3570 track_mode = mmc_writeparams->track_mode; 3571 data_mode = mmc_writeparams->data_mode; 3572 if (track_mode <= 0 || track_mode > 15) 3573 return EINVAL; 3574 if (data_mode < 1 || data_mode > 2) 3575 return EINVAL; 3576 3577 /* if a tracknr is passed, setup according to the track */ 3578 if (mmc_writeparams->tracknr > 0) { 3579 trackinfo.tracknr = mmc_writeparams->tracknr; 3580 error = mmc_gettrackinfo(periph, &trackinfo); 3581 if (error) 3582 return error; 3583 if ((trackinfo.flags & MMC_TRACKINFO_BLANK) == 0) { 3584 track_mode = trackinfo.track_mode; 3585 data_mode = trackinfo.data_mode; 3586 } 3587 mmc_writeparams->blockingnr = trackinfo.packet_size; 3588 } 3589 3590 /* copy track mode and data mode from trackinfo */ 3591 page5[3] &= 16; /* keep only `Copy' bit */ 3592 page5[3] |= (3 << 6) | track_mode; 3593 page5[4] &= 0xf0; /* wipe data block type */ 3594 if (data_mode == 1) { 3595 /* select ISO mode 1 (CD only) */ 3596 page5[4] |= 8; 3597 /* select session format normal disc (CD only) */ 3598 page5[8] = 0; 3599 } else { 3600 /* select ISO mode 2; XA form 1 (CD only) */ 3601 page5[4] |= 10; 3602 /* select session format CD-ROM XA disc (CD only) */ 3603 page5[8] = 0x20; 3604 } 3605 if (mmc_writeparams->mmc_cur & MMC_CAP_SEQUENTIAL) { 3606 if (mmc_writeparams->mmc_cur & MMC_CAP_ZEROLINKBLK) { 3607 /* set BUFE buffer underrun protection */ 3608 page5[2] |= 1<<6; 3609 } 3610 /* allow for multi session */ 3611 page5[3] |= 3 << 6; 3612 } else { 3613 /* select fixed packets */ 3614 page5[3] |= 1<<5; 3615 _lto4b(mmc_writeparams->blockingnr, &(page5[10])); 3616 } 3617 3618 /* write out updated mode page 5 (with header) */ 3619 flags = XS_CTL_DATA_OUT; 3620 error = scsipi_mode_select_big(periph, SMS_PF, (void *)blob, 3621 sizeof(blob), flags, CDRETRIES, 20000); 3622 if (error) 3623 return error; 3624 3625 return 0; 3626 } 3627 3628 static void 3629 cd_set_geometry(struct cd_softc *cd) 3630 { 3631 struct dk_softc *dksc = &cd->sc_dksc; 3632 struct disk_geom *dg = &dksc->sc_dkdev.dk_geom; 3633 3634 memset(dg, 0, sizeof(*dg)); 3635 3636 dg->dg_secperunit = cd->params.disksize; 3637 dg->dg_secsize = cd->params.blksize; 3638 dg->dg_nsectors = 100; 3639 dg->dg_ntracks = 1; 3640 3641 disk_set_info(dksc->sc_dev, &dksc->sc_dkdev, NULL); 3642 } 3643
Indexes created Sun Oct 25 00:26:45 UTC 2026