| 1 | /* $NetBSD: cd.c,v 1.333 2016/11/20 15:37:19 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@tfs.com) |
| 37 | * for TRW Financial Systems for use under the MACH(2.5) operating system. |
| 38 | * |
| 39 | * TRW Financial Systems, in accordance with their agreement with Carnegie |
| 40 | * Mellon University, makes this software available to CMU to distribute |
| 41 | * or use in any manner that they see fit as long as this message is kept with |
| 42 | * the software. For this reason TFS also grants any other persons or |
| 43 | * organisations permission to use or modify this software. |
| 44 | * |
| 45 | * TFS supplies this software to be publicly redistributed |
| 46 | * on the understanding that TFS is not responsible for the correct |
| 47 | * functioning of this software in any circumstances. |
| 48 | * |
| 49 | * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 |
| 50 | */ |
| 51 | |
| 52 | #include <sys/cdefs.h> |
| 53 | __KERNEL_RCSID(0, "$NetBSD: cd.c,v 1.333 2016/11/20 15:37:19 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 ; |
| 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 | int doff; /* byte offset in orig. buf */ |
| 119 | int soff; /* byte offset in bounce buf */ |
| 120 | int resid; /* residual i/o in orig. buf */ |
| 121 | int bcount; /* actual obp bytes in bounce */ |
| 122 | }; |
| 123 | |
| 124 | static void cdstart(struct scsipi_periph *); |
| 125 | static void cdrestart(void *); |
| 126 | static void cdminphys(struct buf *); |
| 127 | static void cdgetdefaultlabel(struct cd_softc *, struct cd_formatted_toc *, |
| 128 | struct disklabel *); |
| 129 | static void cdgetdisklabel(struct cd_softc *); |
| 130 | static void cddone(struct scsipi_xfer *, int); |
| 131 | static void cdbounce(struct buf *); |
| 132 | static int cd_interpret_sense(struct scsipi_xfer *); |
| 133 | static u_long cd_size(struct cd_softc *, int); |
| 134 | static int cd_play(struct cd_softc *, int, int); |
| 135 | static int cd_play_tracks(struct cd_softc *, struct cd_formatted_toc *, |
| 136 | int, int, int, int); |
| 137 | static int cd_play_msf(struct cd_softc *, int, int, int, int, int, int); |
| 138 | static int cd_pause(struct cd_softc *, int); |
| 139 | static int cd_reset(struct cd_softc *); |
| 140 | static int cd_read_subchannel(struct cd_softc *, int, int, int, |
| 141 | struct cd_sub_channel_info *, int, int); |
| 142 | static int cd_read_toc(struct cd_softc *, int, int, int, |
| 143 | struct cd_formatted_toc *, int, int, int); |
| 144 | static int cd_get_parms(struct cd_softc *, int); |
| 145 | static int cd_load_toc(struct cd_softc *, int, struct cd_formatted_toc *, int); |
| 146 | static int cdreadmsaddr(struct cd_softc *, struct cd_formatted_toc *,int *); |
| 147 | static int cdcachesync(struct scsipi_periph *periph, int flags); |
| 148 | |
| 149 | static int dvd_auth(struct cd_softc *, dvd_authinfo *); |
| 150 | static int dvd_read_physical(struct cd_softc *, dvd_struct *); |
| 151 | static int dvd_read_copyright(struct cd_softc *, dvd_struct *); |
| 152 | static int dvd_read_disckey(struct cd_softc *, dvd_struct *); |
| 153 | static int dvd_read_bca(struct cd_softc *, dvd_struct *); |
| 154 | static int dvd_read_manufact(struct cd_softc *, dvd_struct *); |
| 155 | static int dvd_read_struct(struct cd_softc *, dvd_struct *); |
| 156 | |
| 157 | static int cd_mode_sense(struct cd_softc *, u_int8_t, void *, size_t, int, |
| 158 | int, int *); |
| 159 | static int cd_mode_select(struct cd_softc *, u_int8_t, void *, size_t, |
| 160 | int, int); |
| 161 | static int cd_setchan(struct cd_softc *, int, int, int, int, int); |
| 162 | static int cd_getvol(struct cd_softc *, struct ioc_vol *, int); |
| 163 | static int cd_setvol(struct cd_softc *, const struct ioc_vol *, int); |
| 164 | static int cd_set_pa_immed(struct cd_softc *, int); |
| 165 | static int cd_load_unload(struct cd_softc *, struct ioc_load_unload *); |
| 166 | static int cd_setblksize(struct cd_softc *); |
| 167 | |
| 168 | static int cdmatch(device_t, cfdata_t, void *); |
| 169 | static void cdattach(device_t, device_t, void *); |
| 170 | static int cddetach(device_t, int); |
| 171 | |
| 172 | static int mmc_getdiscinfo(struct scsipi_periph *, struct mmc_discinfo *); |
| 173 | static int mmc_gettrackinfo(struct scsipi_periph *, struct mmc_trackinfo *); |
| 174 | static int mmc_do_op(struct scsipi_periph *, struct mmc_op *); |
| 175 | static int mmc_setup_writeparams(struct scsipi_periph *, struct mmc_writeparams *); |
| 176 | |
| 177 | static void cd_set_geometry(struct cd_softc *); |
| 178 | |
| 179 | CFATTACH_DECL3_NEW(cd, sizeof(struct cd_softc), cdmatch, cdattach, cddetach, |
| 180 | NULL, NULL, NULL, DVF_DETACH_SHUTDOWN); |
| 181 | |
| 182 | extern struct cfdriver cd_cd; |
| 183 | |
| 184 | static const struct scsipi_inquiry_pattern cd_patterns[] = { |
| 185 | {T_CDROM, T_REMOV, |
| 186 | "" , "" , "" }, |
| 187 | {T_WORM, T_REMOV, |
| 188 | "" , "" , "" }, |
| 189 | #if 0 |
| 190 | {T_CDROM, T_REMOV, /* more luns */ |
| 191 | "PIONEER " , "CD-ROM DRM-600 " , "" }, |
| 192 | #endif |
| 193 | {T_DIRECT, T_REMOV, |
| 194 | "NEC CD-ROM DRIVE:260" , "" , "" }, |
| 195 | }; |
| 196 | |
| 197 | static dev_type_open(cdopen); |
| 198 | static dev_type_close(cdclose); |
| 199 | static dev_type_read(cdread); |
| 200 | static dev_type_write(cdwrite); |
| 201 | static dev_type_ioctl(cdioctl); |
| 202 | static dev_type_strategy(cdstrategy); |
| 203 | static dev_type_dump(cddump); |
| 204 | static dev_type_size(cdsize); |
| 205 | |
| 206 | const struct bdevsw cd_bdevsw = { |
| 207 | .d_open = cdopen, |
| 208 | .d_close = cdclose, |
| 209 | .d_strategy = cdstrategy, |
| 210 | .d_ioctl = cdioctl, |
| 211 | .d_dump = cddump, |
| 212 | .d_psize = cdsize, |
| 213 | .d_discard = nodiscard, |
| 214 | .d_flag = D_DISK | D_MPSAFE |
| 215 | }; |
| 216 | |
| 217 | const struct cdevsw cd_cdevsw = { |
| 218 | .d_open = cdopen, |
| 219 | .d_close = cdclose, |
| 220 | .d_read = cdread, |
| 221 | .d_write = cdwrite, |
| 222 | .d_ioctl = cdioctl, |
| 223 | .d_stop = nostop, |
| 224 | .d_tty = notty, |
| 225 | .d_poll = nopoll, |
| 226 | .d_mmap = nommap, |
| 227 | .d_kqfilter = nokqfilter, |
| 228 | .d_discard = nodiscard, |
| 229 | .d_flag = D_DISK | D_MPSAFE |
| 230 | }; |
| 231 | |
| 232 | static struct dkdriver cddkdriver = { |
| 233 | .d_strategy = cdstrategy, |
| 234 | .d_minphys = cdminphys |
| 235 | }; |
| 236 | |
| 237 | static const struct scsipi_periphsw cd_switch = { |
| 238 | cd_interpret_sense, /* use our error handler first */ |
| 239 | cdstart, /* we have a queue, which is started by this */ |
| 240 | NULL, /* we do not have an async handler */ |
| 241 | cddone, /* deal with stats at interrupt time */ |
| 242 | }; |
| 243 | |
| 244 | /* |
| 245 | * The routine called by the low level scsi routine when it discovers |
| 246 | * A device suitable for this driver |
| 247 | */ |
| 248 | static int |
| 249 | cdmatch(device_t parent, cfdata_t match, void *aux) |
| 250 | { |
| 251 | struct scsipibus_attach_args *sa = aux; |
| 252 | int priority; |
| 253 | |
| 254 | (void)scsipi_inqmatch(&sa->sa_inqbuf, |
| 255 | cd_patterns, sizeof(cd_patterns) / sizeof(cd_patterns[0]), |
| 256 | sizeof(cd_patterns[0]), &priority); |
| 257 | |
| 258 | return (priority); |
| 259 | } |
| 260 | |
| 261 | static void |
| 262 | cdattach(device_t parent, device_t self, void *aux) |
| 263 | { |
| 264 | struct cd_softc *cd = device_private(self); |
| 265 | struct scsipibus_attach_args *sa = aux; |
| 266 | struct scsipi_periph *periph = sa->sa_periph; |
| 267 | |
| 268 | SC_DEBUG(periph, SCSIPI_DB2, ("cdattach: " )); |
| 269 | |
| 270 | cd->sc_dev = self; |
| 271 | |
| 272 | mutex_init(&cd->sc_lock, MUTEX_DEFAULT, IPL_NONE); |
| 273 | |
| 274 | if (SCSIPI_BUSTYPE_TYPE(scsipi_periph_bustype(sa->sa_periph)) == |
| 275 | SCSIPI_BUSTYPE_SCSI && periph->periph_version == 0) |
| 276 | cd->flags |= CDF_ANCIENT; |
| 277 | |
| 278 | bufq_alloc(&cd->buf_queue, "disksort" , BUFQ_SORT_RAWBLOCK); |
| 279 | |
| 280 | callout_init(&cd->sc_callout, 0); |
| 281 | |
| 282 | /* |
| 283 | * Store information needed to contact our base driver |
| 284 | */ |
| 285 | cd->sc_periph = periph; |
| 286 | |
| 287 | periph->periph_dev = cd->sc_dev; |
| 288 | periph->periph_switch = &cd_switch; |
| 289 | |
| 290 | /* |
| 291 | * Increase our openings to the maximum-per-periph |
| 292 | * supported by the adapter. This will either be |
| 293 | * clamped down or grown by the adapter if necessary. |
| 294 | */ |
| 295 | periph->periph_openings = |
| 296 | SCSIPI_CHAN_MAX_PERIPH(periph->periph_channel); |
| 297 | periph->periph_flags |= PERIPH_GROW_OPENINGS; |
| 298 | |
| 299 | /* |
| 300 | * Initialize and attach the disk structure. |
| 301 | */ |
| 302 | disk_init(&cd->sc_dk, device_xname(cd->sc_dev), &cddkdriver); |
| 303 | disk_attach(&cd->sc_dk); |
| 304 | |
| 305 | aprint_normal("\n" ); |
| 306 | aprint_naive("\n" ); |
| 307 | |
| 308 | rnd_attach_source(&cd->rnd_source, device_xname(cd->sc_dev), |
| 309 | RND_TYPE_DISK, RND_FLAG_DEFAULT); |
| 310 | |
| 311 | if (!pmf_device_register(self, NULL, NULL)) |
| 312 | aprint_error_dev(self, "couldn't establish power handler\n" ); |
| 313 | } |
| 314 | |
| 315 | static int |
| 316 | cddetach(device_t self, int flags) |
| 317 | { |
| 318 | struct cd_softc *cd = device_private(self); |
| 319 | struct scsipi_periph *periph = cd->sc_periph; |
| 320 | struct scsipi_channel *chan = periph->periph_channel; |
| 321 | int bmaj, cmaj, i, mn; |
| 322 | |
| 323 | if (cd->sc_dk.dk_openmask != 0 && (flags & DETACH_FORCE) == 0) |
| 324 | return EBUSY; |
| 325 | |
| 326 | /* locate the major number */ |
| 327 | bmaj = bdevsw_lookup_major(&cd_bdevsw); |
| 328 | cmaj = cdevsw_lookup_major(&cd_cdevsw); |
| 329 | /* Nuke the vnodes for any open instances */ |
| 330 | for (i = 0; i < MAXPARTITIONS; i++) { |
| 331 | mn = CDMINOR(device_unit(self), i); |
| 332 | vdevgone(bmaj, mn, mn, VBLK); |
| 333 | vdevgone(cmaj, mn, mn, VCHR); |
| 334 | } |
| 335 | |
| 336 | /* kill any pending restart */ |
| 337 | callout_stop(&cd->sc_callout); |
| 338 | |
| 339 | mutex_enter(chan_mtx(chan)); |
| 340 | |
| 341 | /* Kill off any queued buffers. */ |
| 342 | bufq_drain(cd->buf_queue); |
| 343 | |
| 344 | /* Kill off any pending commands. */ |
| 345 | scsipi_kill_pending(cd->sc_periph); |
| 346 | |
| 347 | mutex_exit(chan_mtx(chan)); |
| 348 | |
| 349 | bufq_free(cd->buf_queue); |
| 350 | |
| 351 | mutex_destroy(&cd->sc_lock); |
| 352 | |
| 353 | /* Detach from the disk list. */ |
| 354 | disk_detach(&cd->sc_dk); |
| 355 | disk_destroy(&cd->sc_dk); |
| 356 | |
| 357 | /* Unhook the entropy source. */ |
| 358 | rnd_detach_source(&cd->rnd_source); |
| 359 | |
| 360 | return (0); |
| 361 | } |
| 362 | |
| 363 | /* |
| 364 | * open the device. Make sure the partition info is a up-to-date as can be. |
| 365 | */ |
| 366 | static int |
| 367 | cdopen(dev_t dev, int flag, int fmt, struct lwp *l) |
| 368 | { |
| 369 | struct cd_softc *cd; |
| 370 | struct scsipi_periph *periph; |
| 371 | struct scsipi_adapter *adapt; |
| 372 | int part; |
| 373 | int error; |
| 374 | int rawpart; |
| 375 | |
| 376 | cd = device_lookup_private(&cd_cd, CDUNIT(dev)); |
| 377 | if (cd == NULL) |
| 378 | return (ENXIO); |
| 379 | |
| 380 | periph = cd->sc_periph; |
| 381 | adapt = periph->periph_channel->chan_adapter; |
| 382 | part = CDPART(dev); |
| 383 | |
| 384 | SC_DEBUG(periph, SCSIPI_DB1, |
| 385 | ("cdopen: dev=0x%" PRIu64" (unit %" PRIu32" (of %d), partition %" PRId32")\n" ,dev, |
| 386 | CDUNIT(dev), cd_cd.cd_ndevs, CDPART(dev))); |
| 387 | |
| 388 | /* |
| 389 | * If this is the first open of this device, add a reference |
| 390 | * to the adapter. |
| 391 | */ |
| 392 | if (cd->sc_dk.dk_openmask == 0 && |
| 393 | (error = scsipi_adapter_addref(adapt)) != 0) |
| 394 | return (error); |
| 395 | |
| 396 | mutex_enter(&cd->sc_lock); |
| 397 | |
| 398 | rawpart = (part == RAW_PART && fmt == S_IFCHR); |
| 399 | if ((periph->periph_flags & PERIPH_OPEN) != 0) { |
| 400 | /* |
| 401 | * If any partition is open, but the disk has been invalidated, |
| 402 | * disallow further opens. |
| 403 | */ |
| 404 | if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0 && |
| 405 | !rawpart) { |
| 406 | error = EIO; |
| 407 | goto bad3; |
| 408 | } |
| 409 | } else { |
| 410 | /* Check that it is still responding and ok. */ |
| 411 | error = scsipi_test_unit_ready(periph, |
| 412 | XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | |
| 413 | XS_CTL_SILENT); |
| 414 | |
| 415 | /* |
| 416 | * Start the pack spinning if necessary. Always allow the |
| 417 | * raw parition to be opened, for raw IOCTLs. Data transfers |
| 418 | * will check for SDEV_MEDIA_LOADED. |
| 419 | */ |
| 420 | if (error == EIO) { |
| 421 | int error2; |
| 422 | int silent; |
| 423 | |
| 424 | if (rawpart) |
| 425 | silent = XS_CTL_SILENT; |
| 426 | else |
| 427 | silent = 0; |
| 428 | |
| 429 | error2 = scsipi_start(periph, SSS_START, silent); |
| 430 | switch (error2) { |
| 431 | case 0: |
| 432 | error = 0; |
| 433 | break; |
| 434 | case EIO: |
| 435 | case EINVAL: |
| 436 | break; |
| 437 | default: |
| 438 | error = error2; |
| 439 | break; |
| 440 | } |
| 441 | } |
| 442 | if (error) { |
| 443 | if (rawpart) |
| 444 | goto out; |
| 445 | goto bad3; |
| 446 | } |
| 447 | |
| 448 | periph->periph_flags |= PERIPH_OPEN; |
| 449 | |
| 450 | /* Lock the pack in. */ |
| 451 | error = scsipi_prevent(periph, SPAMR_PREVENT_DT, |
| 452 | XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); |
| 453 | SC_DEBUG(periph, SCSIPI_DB1, |
| 454 | ("cdopen: scsipi_prevent, error=%d\n" , error)); |
| 455 | if (error) { |
| 456 | if (rawpart) |
| 457 | goto out; |
| 458 | goto bad; |
| 459 | } |
| 460 | |
| 461 | if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { |
| 462 | /* Load the physical device parameters. */ |
| 463 | if (cd_get_parms(cd, 0) != 0) { |
| 464 | if (rawpart) |
| 465 | goto out; |
| 466 | error = ENXIO; |
| 467 | goto bad; |
| 468 | } |
| 469 | periph->periph_flags |= PERIPH_MEDIA_LOADED; |
| 470 | SC_DEBUG(periph, SCSIPI_DB3, ("Params loaded " )); |
| 471 | |
| 472 | /* Fabricate a disk label. */ |
| 473 | cdgetdisklabel(cd); |
| 474 | SC_DEBUG(periph, SCSIPI_DB3, ("Disklabel fabricated " )); |
| 475 | |
| 476 | cd_set_geometry(cd); |
| 477 | } |
| 478 | } |
| 479 | |
| 480 | /* Check that the partition exists. */ |
| 481 | if (part != RAW_PART && |
| 482 | (part >= cd->sc_dk.dk_label->d_npartitions || |
| 483 | cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED)) { |
| 484 | error = ENXIO; |
| 485 | goto bad; |
| 486 | } |
| 487 | |
| 488 | out: /* Insure only one open at a time. */ |
| 489 | switch (fmt) { |
| 490 | case S_IFCHR: |
| 491 | cd->sc_dk.dk_copenmask |= (1 << part); |
| 492 | break; |
| 493 | case S_IFBLK: |
| 494 | cd->sc_dk.dk_bopenmask |= (1 << part); |
| 495 | break; |
| 496 | } |
| 497 | cd->sc_dk.dk_openmask = |
| 498 | cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; |
| 499 | |
| 500 | SC_DEBUG(periph, SCSIPI_DB3, ("open complete\n" )); |
| 501 | mutex_exit(&cd->sc_lock); |
| 502 | return (0); |
| 503 | |
| 504 | bad: |
| 505 | if (cd->sc_dk.dk_openmask == 0) { |
| 506 | scsipi_prevent(periph, SPAMR_ALLOW, |
| 507 | XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); |
| 508 | periph->periph_flags &= ~PERIPH_OPEN; |
| 509 | } |
| 510 | |
| 511 | bad3: |
| 512 | mutex_exit(&cd->sc_lock); |
| 513 | if (cd->sc_dk.dk_openmask == 0) |
| 514 | scsipi_adapter_delref(adapt); |
| 515 | return (error); |
| 516 | } |
| 517 | |
| 518 | /* |
| 519 | * close the device.. only called if we are the LAST |
| 520 | * occurence of an open device |
| 521 | */ |
| 522 | static int |
| 523 | cdclose(dev_t dev, int flag, int fmt, struct lwp *l) |
| 524 | { |
| 525 | struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); |
| 526 | struct scsipi_periph *periph = cd->sc_periph; |
| 527 | struct scsipi_adapter *adapt = periph->periph_channel->chan_adapter; |
| 528 | int part = CDPART(dev); |
| 529 | int silent = 0; |
| 530 | |
| 531 | if (part == RAW_PART && ((cd->sc_dk.dk_label->d_npartitions == 0) || |
| 532 | (part < cd->sc_dk.dk_label->d_npartitions && |
| 533 | cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED))) |
| 534 | silent = XS_CTL_SILENT; |
| 535 | |
| 536 | mutex_enter(&cd->sc_lock); |
| 537 | |
| 538 | switch (fmt) { |
| 539 | case S_IFCHR: |
| 540 | cd->sc_dk.dk_copenmask &= ~(1 << part); |
| 541 | break; |
| 542 | case S_IFBLK: |
| 543 | cd->sc_dk.dk_bopenmask &= ~(1 << part); |
| 544 | break; |
| 545 | } |
| 546 | cd->sc_dk.dk_openmask = |
| 547 | cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; |
| 548 | |
| 549 | if (cd->sc_dk.dk_openmask == 0) { |
| 550 | /* synchronise caches on last close */ |
| 551 | cdcachesync(periph, silent); |
| 552 | |
| 553 | /* drain outstanding calls */ |
| 554 | scsipi_wait_drain(periph); |
| 555 | |
| 556 | scsipi_prevent(periph, SPAMR_ALLOW, |
| 557 | XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | |
| 558 | XS_CTL_IGNORE_NOT_READY | silent); |
| 559 | periph->periph_flags &= ~PERIPH_OPEN; |
| 560 | |
| 561 | scsipi_wait_drain(periph); |
| 562 | |
| 563 | scsipi_adapter_delref(adapt); |
| 564 | } |
| 565 | |
| 566 | mutex_exit(&cd->sc_lock); |
| 567 | return (0); |
| 568 | } |
| 569 | |
| 570 | /* |
| 571 | * Actually translate the requested transfer into one the physical driver can |
| 572 | * understand. The transfer is described by a buf and will include only one |
| 573 | * physical transfer. |
| 574 | */ |
| 575 | static void |
| 576 | cdstrategy(struct buf *bp) |
| 577 | { |
| 578 | struct cd_softc *cd = device_lookup_private(&cd_cd,CDUNIT(bp->b_dev)); |
| 579 | struct disklabel *lp; |
| 580 | struct scsipi_periph *periph = cd->sc_periph; |
| 581 | struct scsipi_channel *chan = periph->periph_channel; |
| 582 | daddr_t blkno; |
| 583 | |
| 584 | SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdstrategy " )); |
| 585 | SC_DEBUG(cd->sc_periph, SCSIPI_DB1, |
| 586 | ("%d bytes @ blk %" PRId64 "\n" , bp->b_bcount, bp->b_blkno)); |
| 587 | /* |
| 588 | * If the device has been made invalid, error out |
| 589 | * maybe the media changed |
| 590 | */ |
| 591 | if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { |
| 592 | if (periph->periph_flags & PERIPH_OPEN) |
| 593 | bp->b_error = EIO; |
| 594 | else |
| 595 | bp->b_error = ENODEV; |
| 596 | goto done; |
| 597 | } |
| 598 | |
| 599 | lp = cd->sc_dk.dk_label; |
| 600 | |
| 601 | /* |
| 602 | * The transfer must be a whole number of blocks, offset must not |
| 603 | * be negative. |
| 604 | */ |
| 605 | if ((bp->b_bcount % lp->d_secsize) != 0 || |
| 606 | bp->b_blkno < 0 ) { |
| 607 | bp->b_error = EINVAL; |
| 608 | goto done; |
| 609 | } |
| 610 | /* |
| 611 | * If it's a null transfer, return immediately |
| 612 | */ |
| 613 | if (bp->b_bcount == 0) |
| 614 | goto done; |
| 615 | |
| 616 | /* |
| 617 | * Do bounds checking, adjust transfer. if error, process. |
| 618 | * If end of partition, just return. |
| 619 | */ |
| 620 | if (CDPART(bp->b_dev) == RAW_PART) { |
| 621 | if (bounds_check_with_mediasize(bp, DEV_BSIZE, |
| 622 | cd->params.disksize512) <= 0) |
| 623 | goto done; |
| 624 | } else { |
| 625 | if (bounds_check_with_label(&cd->sc_dk, bp, |
| 626 | (cd->flags & (CDF_WLABEL|CDF_LABELLING)) != 0) <= 0) |
| 627 | goto done; |
| 628 | } |
| 629 | |
| 630 | /* |
| 631 | * Now convert the block number to absolute and put it in |
| 632 | * terms of the device's logical block size. |
| 633 | */ |
| 634 | blkno = bp->b_blkno / (lp->d_secsize / DEV_BSIZE); |
| 635 | if (CDPART(bp->b_dev) != RAW_PART) |
| 636 | blkno += lp->d_partitions[CDPART(bp->b_dev)].p_offset; |
| 637 | |
| 638 | bp->b_rawblkno = blkno; |
| 639 | |
| 640 | /* |
| 641 | * If the disklabel sector size does not match the device |
| 642 | * sector size we may need to do some extra work. |
| 643 | */ |
| 644 | if (lp->d_secsize != cd->params.blksize) { |
| 645 | |
| 646 | /* |
| 647 | * If the xfer is not a multiple of the device block size |
| 648 | * or it is not block aligned, we need to bounce it. |
| 649 | */ |
| 650 | if ((bp->b_bcount % cd->params.blksize) != 0 || |
| 651 | ((blkno * lp->d_secsize) % cd->params.blksize) != 0) { |
| 652 | struct cdbounce *bounce; |
| 653 | struct buf *nbp; |
| 654 | long count; |
| 655 | |
| 656 | if ((bp->b_flags & B_READ) == 0) { |
| 657 | |
| 658 | /* XXXX We don't support bouncing writes. */ |
| 659 | bp->b_error = EACCES; |
| 660 | goto done; |
| 661 | } |
| 662 | |
| 663 | bounce = malloc(sizeof(*bounce), M_DEVBUF, M_NOWAIT); |
| 664 | if (!bounce) { |
| 665 | /* No memory -- fail the iop. */ |
| 666 | bp->b_error = ENOMEM; |
| 667 | goto done; |
| 668 | } |
| 669 | |
| 670 | bounce->obp = bp; |
| 671 | bounce->resid = bp->b_bcount; |
| 672 | bounce->doff = 0; |
| 673 | count = ((blkno * lp->d_secsize) % cd->params.blksize); |
| 674 | bounce->soff = count; |
| 675 | count += bp->b_bcount; |
| 676 | count = roundup(count, cd->params.blksize); |
| 677 | bounce->bcount = bounce->resid; |
| 678 | if (count > MAXPHYS) { |
| 679 | bounce->bcount = MAXPHYS - bounce->soff; |
| 680 | count = MAXPHYS; |
| 681 | } |
| 682 | |
| 683 | blkno = ((blkno * lp->d_secsize) / cd->params.blksize); |
| 684 | nbp = getiobuf(NULL, false); |
| 685 | if (!nbp) { |
| 686 | /* No memory -- fail the iop. */ |
| 687 | free(bounce, M_DEVBUF); |
| 688 | bp->b_error = ENOMEM; |
| 689 | goto done; |
| 690 | } |
| 691 | nbp->b_data = malloc(count, M_DEVBUF, M_NOWAIT); |
| 692 | if (!nbp->b_data) { |
| 693 | /* No memory -- fail the iop. */ |
| 694 | free(bounce, M_DEVBUF); |
| 695 | putiobuf(nbp); |
| 696 | bp->b_error = ENOMEM; |
| 697 | goto done; |
| 698 | } |
| 699 | |
| 700 | /* Set up the IOP to the bounce buffer. */ |
| 701 | nbp->b_error = 0; |
| 702 | nbp->b_proc = bp->b_proc; |
| 703 | nbp->b_bcount = count; |
| 704 | nbp->b_bufsize = count; |
| 705 | nbp->b_rawblkno = blkno; |
| 706 | nbp->b_flags = bp->b_flags | B_READ; |
| 707 | nbp->b_oflags = bp->b_oflags; |
| 708 | nbp->b_cflags = bp->b_cflags; |
| 709 | nbp->b_iodone = cdbounce; |
| 710 | |
| 711 | /* store bounce state in b_private and use new buf */ |
| 712 | nbp->b_private = bounce; |
| 713 | |
| 714 | BIO_COPYPRIO(nbp, bp); |
| 715 | |
| 716 | bp = nbp; |
| 717 | |
| 718 | } else { |
| 719 | /* Xfer is aligned -- just adjust the start block */ |
| 720 | bp->b_rawblkno = (blkno * lp->d_secsize) / |
| 721 | cd->params.blksize; |
| 722 | } |
| 723 | } |
| 724 | mutex_enter(chan_mtx(chan)); |
| 725 | |
| 726 | /* |
| 727 | * Place it in the queue of disk activities for this disk. |
| 728 | * |
| 729 | * XXX Only do disksort() if the current operating mode does not |
| 730 | * XXX include tagged queueing. |
| 731 | */ |
| 732 | bufq_put(cd->buf_queue, bp); |
| 733 | |
| 734 | /* |
| 735 | * Tell the device to get going on the transfer if it's |
| 736 | * not doing anything, otherwise just wait for completion |
| 737 | */ |
| 738 | cdstart(periph); |
| 739 | |
| 740 | mutex_exit(chan_mtx(chan)); |
| 741 | return; |
| 742 | |
| 743 | done: |
| 744 | /* |
| 745 | * Correctly set the buf to indicate a completed xfer |
| 746 | */ |
| 747 | bp->b_resid = bp->b_bcount; |
| 748 | biodone(bp); |
| 749 | } |
| 750 | |
| 751 | /* |
| 752 | * cdstart looks to see if there is a buf waiting for the device |
| 753 | * and that the device is not already busy. If both are true, |
| 754 | * It deques the buf and creates a scsi command to perform the |
| 755 | * transfer in the buf. The transfer request will call scsipi_done |
| 756 | * on completion, which will in turn call this routine again |
| 757 | * so that the next queued transfer is performed. |
| 758 | * The bufs are queued by the strategy routine (cdstrategy) |
| 759 | * |
| 760 | * This routine is also called after other non-queued requests |
| 761 | * have been made of the scsi driver, to ensure that the queue |
| 762 | * continues to be drained. |
| 763 | * |
| 764 | * must be called with channel lock held |
| 765 | * cdstart() is called from cdstrategy, cdrestart and scsipi_done |
| 766 | */ |
| 767 | static void |
| 768 | cdstart(struct scsipi_periph *periph) |
| 769 | { |
| 770 | struct cd_softc *cd = device_private(periph->periph_dev); |
| 771 | struct buf *bp = 0; |
| 772 | struct scsipi_rw_10 cmd_big; |
| 773 | struct scsi_rw_6 cmd_small; |
| 774 | struct scsipi_generic *cmdp; |
| 775 | struct scsipi_xfer *xs; |
| 776 | int flags, nblks, cmdlen, error __diagused; |
| 777 | |
| 778 | SC_DEBUG(periph, SCSIPI_DB2, ("cdstart " )); |
| 779 | |
| 780 | /* |
| 781 | * Check if the device has room for another command |
| 782 | */ |
| 783 | while (periph->periph_active < periph->periph_openings) { |
| 784 | /* |
| 785 | * there is excess capacity, but a special waits |
| 786 | * It'll need the adapter as soon as we clear out of the |
| 787 | * way and let it run (user level wait). |
| 788 | */ |
| 789 | if (periph->periph_flags & PERIPH_WAITING) { |
| 790 | periph->periph_flags &= ~PERIPH_WAITING; |
| 791 | cv_broadcast(periph_cv_periph(periph)); |
| 792 | return; |
| 793 | } |
| 794 | |
| 795 | /* |
| 796 | * If the device has become invalid, abort all the |
| 797 | * reads and writes until all files have been closed and |
| 798 | * re-opened |
| 799 | */ |
| 800 | if (__predict_false( |
| 801 | (periph->periph_flags & PERIPH_MEDIA_LOADED) == 0)) { |
| 802 | if ((bp = bufq_get(cd->buf_queue)) != NULL) { |
| 803 | bp->b_error = EIO; |
| 804 | bp->b_resid = bp->b_bcount; |
| 805 | biodone(bp); |
| 806 | continue; |
| 807 | } else { |
| 808 | return; |
| 809 | } |
| 810 | } |
| 811 | |
| 812 | /* |
| 813 | * See if there is a buf with work for us to do.. |
| 814 | */ |
| 815 | if ((bp = bufq_peek(cd->buf_queue)) == NULL) |
| 816 | return; |
| 817 | |
| 818 | /* |
| 819 | * We have a buf, now we should make a command. |
| 820 | */ |
| 821 | |
| 822 | nblks = howmany(bp->b_bcount, cd->params.blksize); |
| 823 | |
| 824 | /* |
| 825 | * Fill out the scsi command. If the transfer will |
| 826 | * fit in a "small" cdb, use it. |
| 827 | */ |
| 828 | if (((bp->b_rawblkno & 0x1fffff) == bp->b_rawblkno) && |
| 829 | ((nblks & 0xff) == nblks) && |
| 830 | !(periph->periph_quirks & PQUIRK_ONLYBIG)) { |
| 831 | /* |
| 832 | * We can fit in a small cdb. |
| 833 | */ |
| 834 | memset(&cmd_small, 0, sizeof(cmd_small)); |
| 835 | cmd_small.opcode = (bp->b_flags & B_READ) ? |
| 836 | SCSI_READ_6_COMMAND : SCSI_WRITE_6_COMMAND; |
| 837 | _lto3b(bp->b_rawblkno, cmd_small.addr); |
| 838 | cmd_small.length = nblks & 0xff; |
| 839 | cmdlen = sizeof(cmd_small); |
| 840 | cmdp = (struct scsipi_generic *)&cmd_small; |
| 841 | } else { |
| 842 | /* |
| 843 | * Need a large cdb. |
| 844 | */ |
| 845 | memset(&cmd_big, 0, sizeof(cmd_big)); |
| 846 | cmd_big.opcode = (bp->b_flags & B_READ) ? |
| 847 | READ_10 : WRITE_10; |
| 848 | _lto4b(bp->b_rawblkno, cmd_big.addr); |
| 849 | _lto2b(nblks, cmd_big.length); |
| 850 | cmdlen = sizeof(cmd_big); |
| 851 | cmdp = (struct scsipi_generic *)&cmd_big; |
| 852 | } |
| 853 | |
| 854 | /* Instrumentation. */ |
| 855 | disk_busy(&cd->sc_dk); |
| 856 | |
| 857 | /* |
| 858 | * Figure out what flags to use. |
| 859 | */ |
| 860 | flags = XS_CTL_NOSLEEP|XS_CTL_ASYNC|XS_CTL_SIMPLE_TAG; |
| 861 | if (bp->b_flags & B_READ) |
| 862 | flags |= XS_CTL_DATA_IN; |
| 863 | else |
| 864 | flags |= XS_CTL_DATA_OUT; |
| 865 | |
| 866 | /* |
| 867 | * Call the routine that chats with the adapter. |
| 868 | * Note: we cannot sleep as we may be an interrupt |
| 869 | */ |
| 870 | xs = scsipi_make_xs_locked(periph, cmdp, cmdlen, |
| 871 | (u_char *)bp->b_data, bp->b_bcount, |
| 872 | CDRETRIES, 30000, bp, flags); |
| 873 | if (__predict_false(xs == NULL)) { |
| 874 | /* |
| 875 | * out of memory. Keep this buffer in the queue, and |
| 876 | * retry later. |
| 877 | */ |
| 878 | callout_reset(&cd->sc_callout, hz / 2, cdrestart, |
| 879 | periph); |
| 880 | return; |
| 881 | } |
| 882 | /* |
| 883 | * need to dequeue the buffer before queuing the command, |
| 884 | * because cdstart may be called recursively from the |
| 885 | * HBA driver |
| 886 | */ |
| 887 | #ifdef DIAGNOSTIC |
| 888 | if (bufq_get(cd->buf_queue) != bp) |
| 889 | panic("cdstart(): dequeued wrong buf" ); |
| 890 | #else |
| 891 | bufq_get(cd->buf_queue); |
| 892 | #endif |
| 893 | error = scsipi_execute_xs(xs); |
| 894 | /* with a scsipi_xfer preallocated, scsipi_command can't fail */ |
| 895 | KASSERT(error == 0); |
| 896 | } |
| 897 | } |
| 898 | |
| 899 | static void |
| 900 | cdrestart(void *v) |
| 901 | { |
| 902 | struct scsipi_periph *periph = (struct scsipi_periph *)v; |
| 903 | struct scsipi_channel *chan = periph->periph_channel; |
| 904 | |
| 905 | mutex_enter(chan_mtx(chan)); |
| 906 | cdstart((struct scsipi_periph *)v); |
| 907 | mutex_exit(chan_mtx(chan)); |
| 908 | } |
| 909 | |
| 910 | static void |
| 911 | cddone(struct scsipi_xfer *xs, int error) |
| 912 | { |
| 913 | struct cd_softc *cd = device_private(xs->xs_periph->periph_dev); |
| 914 | struct buf *bp = xs->bp; |
| 915 | |
| 916 | if (bp) { |
| 917 | /* note, bp->b_resid is NOT initialised */ |
| 918 | bp->b_error = error; |
| 919 | bp->b_resid = xs->resid; |
| 920 | if (error) { |
| 921 | /* on a read/write error bp->b_resid is zero, so fix */ |
| 922 | bp->b_resid = bp->b_bcount; |
| 923 | } |
| 924 | |
| 925 | disk_unbusy(&cd->sc_dk, bp->b_bcount - bp->b_resid, |
| 926 | (bp->b_flags & B_READ)); |
| 927 | rnd_add_uint32(&cd->rnd_source, bp->b_rawblkno); |
| 928 | |
| 929 | biodone(bp); |
| 930 | } |
| 931 | } |
| 932 | |
| 933 | static void |
| 934 | cdbounce(struct buf *bp) |
| 935 | { |
| 936 | struct cdbounce *bounce = (struct cdbounce *)bp->b_private; |
| 937 | struct buf *obp = bounce->obp; |
| 938 | struct cd_softc *cd = |
| 939 | device_lookup_private(&cd_cd, CDUNIT(obp->b_dev)); |
| 940 | struct disklabel *lp = cd->sc_dk.dk_label; |
| 941 | |
| 942 | if (bp->b_error != 0) { |
| 943 | /* EEK propagate the error and free the memory */ |
| 944 | goto done; |
| 945 | } |
| 946 | |
| 947 | KASSERT(obp->b_flags & B_READ); |
| 948 | |
| 949 | /* copy bounce buffer to final destination */ |
| 950 | memcpy((char *)obp->b_data + bounce->doff, |
| 951 | (char *)bp->b_data + bounce->soff, bounce->bcount); |
| 952 | |
| 953 | /* check if we need more I/O, i.e. bounce put us over MAXPHYS */ |
| 954 | KASSERT(bounce->resid >= bounce->bcount); |
| 955 | bounce->resid -= bounce->bcount; |
| 956 | if (bounce->resid > 0) { |
| 957 | struct buf *nbp; |
| 958 | daddr_t blkno; |
| 959 | long count; |
| 960 | |
| 961 | blkno = obp->b_rawblkno + |
| 962 | ((obp->b_bcount - bounce->resid) / lp->d_secsize); |
| 963 | count = ((blkno * lp->d_secsize) % cd->params.blksize); |
| 964 | blkno = (blkno * lp->d_secsize) / cd->params.blksize; |
| 965 | bounce->soff = count; |
| 966 | bounce->doff += bounce->bcount; |
| 967 | count += bounce->resid; |
| 968 | count = roundup(count, cd->params.blksize); |
| 969 | bounce->bcount = bounce->resid; |
| 970 | if (count > MAXPHYS) { |
| 971 | bounce->bcount = MAXPHYS - bounce->soff; |
| 972 | count = MAXPHYS; |
| 973 | } |
| 974 | |
| 975 | nbp = getiobuf(NULL, false); |
| 976 | if (!nbp) { |
| 977 | /* No memory -- fail the iop. */ |
| 978 | bp->b_error = ENOMEM; |
| 979 | goto done; |
| 980 | } |
| 981 | |
| 982 | /* Set up the IOP to the bounce buffer. */ |
| 983 | nbp->b_error = 0; |
| 984 | nbp->b_proc = obp->b_proc; |
| 985 | nbp->b_bcount = count; |
| 986 | nbp->b_bufsize = count; |
| 987 | nbp->b_data = bp->b_data; |
| 988 | nbp->b_rawblkno = blkno; |
| 989 | nbp->b_flags = obp->b_flags | B_READ; |
| 990 | nbp->b_oflags = obp->b_oflags; |
| 991 | nbp->b_cflags = obp->b_cflags; |
| 992 | nbp->b_iodone = cdbounce; |
| 993 | |
| 994 | /* store bounce state in b_private and use new buf */ |
| 995 | nbp->b_private = bounce; |
| 996 | |
| 997 | BIO_COPYPRIO(nbp, obp); |
| 998 | |
| 999 | bp->b_data = NULL; |
| 1000 | putiobuf(bp); |
| 1001 | |
| 1002 | /* enqueue the request and return */ |
| 1003 | mutex_enter(chan_mtx(cd->sc_periph->periph_channel)); |
| 1004 | bufq_put(cd->buf_queue, nbp); |
| 1005 | cdstart(cd->sc_periph); |
| 1006 | mutex_exit(chan_mtx(cd->sc_periph->periph_channel)); |
| 1007 | |
| 1008 | return; |
| 1009 | } |
| 1010 | |
| 1011 | done: |
| 1012 | obp->b_error = bp->b_error; |
| 1013 | obp->b_resid = bp->b_resid; |
| 1014 | free(bp->b_data, M_DEVBUF); |
| 1015 | free(bounce, M_DEVBUF); |
| 1016 | bp->b_data = NULL; |
| 1017 | putiobuf(bp); |
| 1018 | biodone(obp); |
| 1019 | } |
| 1020 | |
| 1021 | static int |
| 1022 | cd_interpret_sense(struct scsipi_xfer *xs) |
| 1023 | { |
| 1024 | struct scsipi_periph *periph = xs->xs_periph; |
| 1025 | struct scsi_sense_data *sense = &xs->sense.scsi_sense; |
| 1026 | int retval = EJUSTRETURN; |
| 1027 | |
| 1028 | /* |
| 1029 | * If it isn't a extended or extended/deferred error, let |
| 1030 | * the generic code handle it. |
| 1031 | */ |
| 1032 | if (SSD_RCODE(sense->response_code) != SSD_RCODE_CURRENT && |
| 1033 | SSD_RCODE(sense->response_code) != SSD_RCODE_DEFERRED) |
| 1034 | return (retval); |
| 1035 | |
| 1036 | /* |
| 1037 | * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit |
| 1038 | * Is In The Process of Becoming Ready" (Sense code 0x04,0x01), then |
| 1039 | * wait a bit for the drive to spin up |
| 1040 | */ |
| 1041 | |
| 1042 | if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && |
| 1043 | (sense->asc == 0x04) && (sense->ascq == 0x01)) { |
| 1044 | /* |
| 1045 | * Sleep for 5 seconds to wait for the drive to spin up |
| 1046 | */ |
| 1047 | |
| 1048 | SC_DEBUG(periph, SCSIPI_DB1, ("Waiting 5 sec for CD " |
| 1049 | "spinup\n" )); |
| 1050 | if (!callout_pending(&periph->periph_callout)) |
| 1051 | scsipi_periph_freeze(periph, 1); |
| 1052 | callout_reset(&periph->periph_callout, |
| 1053 | 5 * hz, scsipi_periph_timed_thaw, periph); |
| 1054 | retval = ERESTART; |
| 1055 | } |
| 1056 | |
| 1057 | /* |
| 1058 | * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit Not |
| 1059 | * Ready, Operation In Progress" (Sense code 0x04, 0x07), |
| 1060 | * then wait for the specified time |
| 1061 | */ |
| 1062 | |
| 1063 | if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && |
| 1064 | (sense->asc == 0x04) && (sense->ascq == 0x07)) { |
| 1065 | /* |
| 1066 | * we could listen to the delay; but it looks like the skey |
| 1067 | * data is not always returned. |
| 1068 | */ |
| 1069 | /* cd_delay = _2btol(sense->sks.sks_bytes); */ |
| 1070 | |
| 1071 | /* wait for a half second and get going again */ |
| 1072 | if (!callout_pending(&periph->periph_callout)) |
| 1073 | scsipi_periph_freeze(periph, 1); |
| 1074 | callout_reset(&periph->periph_callout, |
| 1075 | hz/2, scsipi_periph_timed_thaw, periph); |
| 1076 | retval = ERESTART; |
| 1077 | } |
| 1078 | |
| 1079 | /* |
| 1080 | * If we got a "Unit not ready" (SKEY_NOT_READY) and "Long write in |
| 1081 | * progress" (Sense code 0x04, 0x08), then wait for the specified |
| 1082 | * time |
| 1083 | */ |
| 1084 | |
| 1085 | if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && |
| 1086 | (sense->asc == 0x04) && (sense->ascq == 0x08)) { |
| 1087 | /* |
| 1088 | * long write in process; we could listen to the delay; but it |
| 1089 | * looks like the skey data is not always returned. |
| 1090 | */ |
| 1091 | /* cd_delay = _2btol(sense->sks.sks_bytes); */ |
| 1092 | |
| 1093 | /* wait for a half second and get going again */ |
| 1094 | if (!callout_pending(&periph->periph_callout)) |
| 1095 | scsipi_periph_freeze(periph, 1); |
| 1096 | callout_reset(&periph->periph_callout, |
| 1097 | hz/2, scsipi_periph_timed_thaw, periph); |
| 1098 | retval = ERESTART; |
| 1099 | } |
| 1100 | |
| 1101 | return (retval); |
| 1102 | } |
| 1103 | |
| 1104 | static void |
| 1105 | cdminphys(struct buf *bp) |
| 1106 | { |
| 1107 | struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(bp->b_dev)); |
| 1108 | long xmax; |
| 1109 | |
| 1110 | /* |
| 1111 | * If the device is ancient, we want to make sure that |
| 1112 | * the transfer fits into a 6-byte cdb. |
| 1113 | * |
| 1114 | * XXX Note that the SCSI-I spec says that 256-block transfers |
| 1115 | * are allowed in a 6-byte read/write, and are specified |
| 1116 | * by settng the "length" to 0. However, we're conservative |
| 1117 | * here, allowing only 255-block transfers in case an |
| 1118 | * ancient device gets confused by length == 0. A length of 0 |
| 1119 | * in a 10-byte read/write actually means 0 blocks. |
| 1120 | */ |
| 1121 | if (cd->flags & CDF_ANCIENT) { |
| 1122 | xmax = cd->sc_dk.dk_label->d_secsize * 0xff; |
| 1123 | |
| 1124 | if (bp->b_bcount > xmax) |
| 1125 | bp->b_bcount = xmax; |
| 1126 | } |
| 1127 | |
| 1128 | (*cd->sc_periph->periph_channel->chan_adapter->adapt_minphys)(bp); |
| 1129 | } |
| 1130 | |
| 1131 | static int |
| 1132 | cdread(dev_t dev, struct uio *uio, int ioflag) |
| 1133 | { |
| 1134 | return (physio(cdstrategy, NULL, dev, B_READ, cdminphys, uio)); |
| 1135 | } |
| 1136 | |
| 1137 | static int |
| 1138 | cdwrite(dev_t dev, struct uio *uio, int ioflag) |
| 1139 | { |
| 1140 | return (physio(cdstrategy, NULL, dev, B_WRITE, cdminphys, uio)); |
| 1141 | } |
| 1142 | |
| 1143 | #if 0 /* XXX Not used */ |
| 1144 | /* |
| 1145 | * conversion between minute-seconde-frame and logical block address |
| 1146 | * addresses format |
| 1147 | */ |
| 1148 | static void |
| 1149 | lba2msf(u_long lba, u_char *m, u_char *s, u_char *f) |
| 1150 | { |
| 1151 | u_long tmp; |
| 1152 | |
| 1153 | tmp = lba + CD_BLOCK_OFFSET; /* offset of first logical frame */ |
| 1154 | tmp &= 0xffffff; /* negative lbas use only 24 bits */ |
| 1155 | *m = tmp / (CD_SECS * CD_FRAMES); |
| 1156 | tmp %= (CD_SECS * CD_FRAMES); |
| 1157 | *s = tmp / CD_FRAMES; |
| 1158 | *f = tmp % CD_FRAMES; |
| 1159 | } |
| 1160 | #endif /* XXX Not used */ |
| 1161 | |
| 1162 | /* |
| 1163 | * Convert an hour:minute:second:frame address to a logical block adres. In |
| 1164 | * theory the number of secs/minute and number of frames/second could be |
| 1165 | * configured differently in the device as could the block offset but in |
| 1166 | * practice these values are rock solid and most drives don't even allow |
| 1167 | * theses values to be changed. |
| 1168 | */ |
| 1169 | static uint32_t |
| 1170 | hmsf2lba(uint8_t h, uint8_t m, uint8_t s, uint8_t f) |
| 1171 | { |
| 1172 | return (((((uint32_t) h * 60 + m) * CD_SECS) + s) * CD_FRAMES + f) |
| 1173 | - CD_BLOCK_OFFSET; |
| 1174 | } |
| 1175 | |
| 1176 | static int |
| 1177 | cdreadmsaddr(struct cd_softc *cd, struct cd_formatted_toc *toc, int *addr) |
| 1178 | { |
| 1179 | struct scsipi_periph *periph = cd->sc_periph; |
| 1180 | int error; |
| 1181 | struct cd_toc_entry *cte; |
| 1182 | |
| 1183 | error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, toc, |
| 1184 | sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry), |
| 1185 | 0, 0x40 /* control word for "get MS info" */); |
| 1186 | |
| 1187 | if (error) |
| 1188 | return (error); |
| 1189 | |
| 1190 | cte = &toc->entries[0]; |
| 1191 | if (periph->periph_quirks & PQUIRK_LITTLETOC) { |
| 1192 | cte->addr.lba = le32toh(cte->addr.lba); |
| 1193 | toc->header.len = le16toh(toc->header.len); |
| 1194 | } else { |
| 1195 | cte->addr.lba = be32toh(cte->addr.lba); |
| 1196 | toc->header.len = be16toh(toc->header.len); |
| 1197 | } |
| 1198 | |
| 1199 | *addr = (toc->header.len >= 10 && cte->track > 1) ? |
| 1200 | cte->addr.lba : 0; |
| 1201 | return 0; |
| 1202 | } |
| 1203 | |
| 1204 | /* synchronise caches code from sd.c, move to scsipi_ioctl.c ? */ |
| 1205 | static int |
| 1206 | cdcachesync(struct scsipi_periph *periph, int flags) { |
| 1207 | struct scsi_synchronize_cache_10 cmd; |
| 1208 | |
| 1209 | /* |
| 1210 | * Issue a SYNCHRONIZE CACHE. MMC devices have to issue with address 0 |
| 1211 | * and length 0 as it can't synchronise parts of the disc per spec. |
| 1212 | * We ignore ILLEGAL REQUEST in the event that the command is not |
| 1213 | * supported by the device, and poll for completion so that we know |
| 1214 | * that the cache has actually been flushed. |
| 1215 | * |
| 1216 | * XXX should we handle the PQUIRK_NOSYNCCACHE ? |
| 1217 | */ |
| 1218 | |
| 1219 | memset(&cmd, 0, sizeof(cmd)); |
| 1220 | cmd.opcode = SCSI_SYNCHRONIZE_CACHE_10; |
| 1221 | |
| 1222 | return (scsipi_command(periph, (void *)&cmd, sizeof(cmd), 0, 0, |
| 1223 | CDRETRIES, 30000, NULL, flags | XS_CTL_IGNORE_ILLEGAL_REQUEST)); |
| 1224 | } |
| 1225 | |
| 1226 | static int |
| 1227 | do_cdioreadentries(struct cd_softc *cd, struct ioc_read_toc_entry *te, |
| 1228 | struct cd_formatted_toc *toc) |
| 1229 | { |
| 1230 | /* READ TOC format 0 command, entries */ |
| 1231 | struct ioc_toc_header *th; |
| 1232 | struct cd_toc_entry *cte; |
| 1233 | u_int len = te->data_len; |
| 1234 | int ntracks; |
| 1235 | int error; |
| 1236 | |
| 1237 | th = &toc->header; |
| 1238 | |
| 1239 | if (len > sizeof(toc->entries) || |
| 1240 | len < sizeof(toc->entries[0])) |
| 1241 | return (EINVAL); |
| 1242 | error = cd_read_toc(cd, CD_TOC_FORM, te->address_format, |
| 1243 | te->starting_track, toc, |
| 1244 | sizeof(toc->header) + len, |
| 1245 | 0, 0); |
| 1246 | if (error) |
| 1247 | return (error); |
| 1248 | if (te->address_format == CD_LBA_FORMAT) |
| 1249 | for (ntracks = |
| 1250 | th->ending_track - th->starting_track + 1; |
| 1251 | ntracks >= 0; ntracks--) { |
| 1252 | cte = &toc->entries[ntracks]; |
| 1253 | cte->addr_type = CD_LBA_FORMAT; |
| 1254 | if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) |
| 1255 | cte->addr.lba = le32toh(cte->addr.lba); |
| 1256 | else |
| 1257 | cte->addr.lba = be32toh(cte->addr.lba); |
| 1258 | } |
| 1259 | if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) |
| 1260 | th->len = le16toh(th->len); |
| 1261 | else |
| 1262 | th->len = be16toh(th->len); |
| 1263 | return 0; |
| 1264 | } |
| 1265 | |
| 1266 | /* |
| 1267 | * Perform special action on behalf of the user. |
| 1268 | * Knows about the internals of this device |
| 1269 | */ |
| 1270 | static int |
| 1271 | cdioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) |
| 1272 | { |
| 1273 | struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); |
| 1274 | struct scsipi_periph *periph = cd->sc_periph; |
| 1275 | struct cd_formatted_toc toc; |
| 1276 | int part = CDPART(dev); |
| 1277 | int error; |
| 1278 | #ifdef __HAVE_OLD_DISKLABEL |
| 1279 | struct disklabel *newlabel = NULL; |
| 1280 | #endif |
| 1281 | |
| 1282 | SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdioctl 0x%lx " , cmd)); |
| 1283 | |
| 1284 | /* |
| 1285 | * If the device is not valid, some IOCTLs can still be |
| 1286 | * handled on the raw partition. Check this here. |
| 1287 | */ |
| 1288 | if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { |
| 1289 | switch (cmd) { |
| 1290 | case DIOCWLABEL: |
| 1291 | case DIOCLOCK: |
| 1292 | case ODIOCEJECT: |
| 1293 | case DIOCEJECT: |
| 1294 | case DIOCCACHESYNC: |
| 1295 | case DIOCTUR: |
| 1296 | case SCIOCIDENTIFY: |
| 1297 | case OSCIOCIDENTIFY: |
| 1298 | case SCIOCCOMMAND: |
| 1299 | case SCIOCDEBUG: |
| 1300 | case CDIOCGETVOL: |
| 1301 | case CDIOCSETVOL: |
| 1302 | case CDIOCSETMONO: |
| 1303 | case CDIOCSETSTEREO: |
| 1304 | case CDIOCSETMUTE: |
| 1305 | case CDIOCSETLEFT: |
| 1306 | case CDIOCSETRIGHT: |
| 1307 | case CDIOCCLOSE: |
| 1308 | case CDIOCEJECT: |
| 1309 | case CDIOCALLOW: |
| 1310 | case CDIOCPREVENT: |
| 1311 | case CDIOCSETDEBUG: |
| 1312 | case CDIOCCLRDEBUG: |
| 1313 | case CDIOCRESET: |
| 1314 | case SCIOCRESET: |
| 1315 | case CDIOCLOADUNLOAD: |
| 1316 | case DVD_AUTH: |
| 1317 | case DVD_READ_STRUCT: |
| 1318 | case DIOCGSTRATEGY: |
| 1319 | case DIOCSSTRATEGY: |
| 1320 | if (part == RAW_PART) |
| 1321 | break; |
| 1322 | /* FALLTHROUGH */ |
| 1323 | default: |
| 1324 | if ((periph->periph_flags & PERIPH_OPEN) == 0) |
| 1325 | return (ENODEV); |
| 1326 | else |
| 1327 | return (EIO); |
| 1328 | } |
| 1329 | } |
| 1330 | |
| 1331 | error = disk_ioctl(&cd->sc_dk, dev, cmd, addr, flag, l); |
| 1332 | if (error != EPASSTHROUGH) |
| 1333 | return (error); |
| 1334 | |
| 1335 | error = 0; |
| 1336 | switch (cmd) { |
| 1337 | case DIOCWDINFO: |
| 1338 | case DIOCSDINFO: |
| 1339 | #ifdef __HAVE_OLD_DISKLABEL |
| 1340 | case ODIOCWDINFO: |
| 1341 | case ODIOCSDINFO: |
| 1342 | #endif |
| 1343 | { |
| 1344 | struct disklabel *lp; |
| 1345 | |
| 1346 | if ((flag & FWRITE) == 0) |
| 1347 | return (EBADF); |
| 1348 | |
| 1349 | #ifdef __HAVE_OLD_DISKLABEL |
| 1350 | if (cmd == ODIOCSDINFO || cmd == ODIOCWDINFO) { |
| 1351 | newlabel = malloc(sizeof (*newlabel), M_TEMP, |
| 1352 | M_WAITOK | M_ZERO); |
| 1353 | if (newlabel == NULL) |
| 1354 | return (EIO); |
| 1355 | memcpy(newlabel, addr, sizeof (struct olddisklabel)); |
| 1356 | lp = newlabel; |
| 1357 | } else |
| 1358 | #endif |
| 1359 | lp = addr; |
| 1360 | |
| 1361 | mutex_enter(&cd->sc_lock); |
| 1362 | cd->flags |= CDF_LABELLING; |
| 1363 | |
| 1364 | error = setdisklabel(cd->sc_dk.dk_label, |
| 1365 | lp, /*cd->sc_dk.dk_openmask : */0, |
| 1366 | cd->sc_dk.dk_cpulabel); |
| 1367 | if (error == 0) { |
| 1368 | /* XXX ? */ |
| 1369 | } |
| 1370 | |
| 1371 | cd->flags &= ~CDF_LABELLING; |
| 1372 | mutex_exit(&cd->sc_lock); |
| 1373 | #ifdef __HAVE_OLD_DISKLABEL |
| 1374 | if (newlabel != NULL) |
| 1375 | free(newlabel, M_TEMP); |
| 1376 | #endif |
| 1377 | return (error); |
| 1378 | } |
| 1379 | |
| 1380 | case DIOCWLABEL: |
| 1381 | return (EBADF); |
| 1382 | |
| 1383 | case DIOCGDEFLABEL: |
| 1384 | cdgetdefaultlabel(cd, &toc, addr); |
| 1385 | return (0); |
| 1386 | |
| 1387 | #ifdef __HAVE_OLD_DISKLABEL |
| 1388 | case ODIOCGDEFLABEL: |
| 1389 | newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); |
| 1390 | if (newlabel == NULL) |
| 1391 | return (EIO); |
| 1392 | cdgetdefaultlabel(cd, &toc, newlabel); |
| 1393 | if (newlabel->d_npartitions > OLDMAXPARTITIONS) |
| 1394 | error = ENOTTY; |
| 1395 | else |
| 1396 | memcpy(addr, newlabel, sizeof (struct olddisklabel)); |
| 1397 | free(newlabel, M_TEMP); |
| 1398 | return error; |
| 1399 | #endif |
| 1400 | |
| 1401 | case DIOCTUR: { |
| 1402 | /* test unit ready */ |
| 1403 | error = scsipi_test_unit_ready(cd->sc_periph, XS_CTL_SILENT); |
| 1404 | *((int*)addr) = (error == 0); |
| 1405 | if (error == ENODEV || error == EIO || error == 0) |
| 1406 | return 0; |
| 1407 | return error; |
| 1408 | } |
| 1409 | |
| 1410 | case CDIOCPLAYTRACKS: { |
| 1411 | /* PLAY_MSF command */ |
| 1412 | struct ioc_play_track *args = addr; |
| 1413 | |
| 1414 | if ((error = cd_set_pa_immed(cd, 0)) != 0) |
| 1415 | return (error); |
| 1416 | return (cd_play_tracks(cd, &toc, args->start_track, |
| 1417 | args->start_index, args->end_track, args->end_index)); |
| 1418 | } |
| 1419 | case CDIOCPLAYMSF: { |
| 1420 | /* PLAY_MSF command */ |
| 1421 | struct ioc_play_msf *args = addr; |
| 1422 | |
| 1423 | if ((error = cd_set_pa_immed(cd, 0)) != 0) |
| 1424 | return (error); |
| 1425 | return (cd_play_msf(cd, args->start_m, args->start_s, |
| 1426 | args->start_f, args->end_m, args->end_s, args->end_f)); |
| 1427 | } |
| 1428 | case CDIOCPLAYBLOCKS: { |
| 1429 | /* PLAY command */ |
| 1430 | struct ioc_play_blocks *args = addr; |
| 1431 | |
| 1432 | if ((error = cd_set_pa_immed(cd, 0)) != 0) |
| 1433 | return (error); |
| 1434 | return (cd_play(cd, args->blk, args->len)); |
| 1435 | } |
| 1436 | case CDIOCREADSUBCHANNEL: { |
| 1437 | /* READ_SUBCHANNEL command */ |
| 1438 | struct ioc_read_subchannel *args = addr; |
| 1439 | struct cd_sub_channel_info data; |
| 1440 | u_int len = args->data_len; |
| 1441 | |
| 1442 | if (len > sizeof(data) || |
| 1443 | len < sizeof(struct cd_sub_channel_header)) |
| 1444 | return (EINVAL); |
| 1445 | error = cd_read_subchannel(cd, args->address_format, |
| 1446 | args->data_format, args->track, &data, len, 0); |
| 1447 | if (error) |
| 1448 | return (error); |
| 1449 | len = min(len, _2btol(data.header.data_len) + |
| 1450 | sizeof(struct cd_sub_channel_header)); |
| 1451 | return (copyout(&data, args->data, len)); |
| 1452 | } |
| 1453 | case CDIOCREADSUBCHANNEL_BUF: { |
| 1454 | /* As CDIOCREADSUBCHANNEL, but without a 2nd buffer area */ |
| 1455 | struct ioc_read_subchannel_buf *args = addr; |
| 1456 | if (args->req.data_len != sizeof args->info) |
| 1457 | return EINVAL; |
| 1458 | return cd_read_subchannel(cd, args->req.address_format, |
| 1459 | args->req.data_format, args->req.track, &args->info, |
| 1460 | sizeof(args->info), 0); |
| 1461 | } |
| 1462 | case CDIOREADTOCHEADER: { |
| 1463 | /* READ TOC format 0 command, static header */ |
| 1464 | if ((error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, |
| 1465 | &toc, sizeof(toc.header), 0, 0)) != 0) |
| 1466 | return (error); |
| 1467 | if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) |
| 1468 | toc.header.len = le16toh(toc.header.len); |
| 1469 | else |
| 1470 | toc.header.len = be16toh(toc.header.len); |
| 1471 | memcpy(addr, &toc.header, sizeof(toc.header)); |
| 1472 | return (0); |
| 1473 | } |
| 1474 | case CDIOREADTOCENTRYS: { |
| 1475 | struct ioc_read_toc_entry *te = addr; |
| 1476 | error = do_cdioreadentries(cd, te, &toc); |
| 1477 | if (error != 0) |
| 1478 | return error; |
| 1479 | return copyout(toc.entries, te->data, min(te->data_len, |
| 1480 | toc.header.len - (sizeof(toc.header.starting_track) |
| 1481 | + sizeof(toc.header.ending_track)))); |
| 1482 | } |
| 1483 | case CDIOREADTOCENTRIES_BUF: { |
| 1484 | struct ioc_read_toc_entry_buf *te = addr; |
| 1485 | error = do_cdioreadentries(cd, &te->req, &toc); |
| 1486 | if (error != 0) |
| 1487 | return error; |
| 1488 | memcpy(te->entry, toc.entries, min(te->req.data_len, |
| 1489 | toc.header.len - (sizeof(toc.header.starting_track) |
| 1490 | + sizeof(toc.header.ending_track)))); |
| 1491 | return 0; |
| 1492 | } |
| 1493 | case CDIOREADMSADDR: { |
| 1494 | /* READ TOC format 0 command, length of first track only */ |
| 1495 | int sessno = *(int*)addr; |
| 1496 | |
| 1497 | if (sessno != 0) |
| 1498 | return (EINVAL); |
| 1499 | |
| 1500 | return (cdreadmsaddr(cd, &toc, addr)); |
| 1501 | } |
| 1502 | case CDIOCSETPATCH: { |
| 1503 | struct ioc_patch *arg = addr; |
| 1504 | |
| 1505 | return (cd_setchan(cd, arg->patch[0], arg->patch[1], |
| 1506 | arg->patch[2], arg->patch[3], 0)); |
| 1507 | } |
| 1508 | case CDIOCGETVOL: { |
| 1509 | /* MODE SENSE command (AUDIO page) */ |
| 1510 | struct ioc_vol *arg = addr; |
| 1511 | |
| 1512 | return (cd_getvol(cd, arg, 0)); |
| 1513 | } |
| 1514 | case CDIOCSETVOL: { |
| 1515 | /* MODE SENSE/MODE SELECT commands (AUDIO page) */ |
| 1516 | struct ioc_vol *arg = addr; |
| 1517 | |
| 1518 | return (cd_setvol(cd, arg, 0)); |
| 1519 | } |
| 1520 | case CDIOCSETMONO: |
| 1521 | /* MODE SENSE/MODE SELECT commands (AUDIO page) */ |
| 1522 | return (cd_setchan(cd, BOTH_CHANNEL, BOTH_CHANNEL, |
| 1523 | MUTE_CHANNEL, MUTE_CHANNEL, 0)); |
| 1524 | |
| 1525 | case CDIOCSETSTEREO: |
| 1526 | /* MODE SENSE/MODE SELECT commands (AUDIO page) */ |
| 1527 | return (cd_setchan(cd, LEFT_CHANNEL, RIGHT_CHANNEL, |
| 1528 | MUTE_CHANNEL, MUTE_CHANNEL, 0)); |
| 1529 | |
| 1530 | case CDIOCSETMUTE: |
| 1531 | /* MODE SENSE/MODE SELECT commands (AUDIO page) */ |
| 1532 | return (cd_setchan(cd, MUTE_CHANNEL, MUTE_CHANNEL, |
| 1533 | MUTE_CHANNEL, MUTE_CHANNEL, 0)); |
| 1534 | |
| 1535 | case CDIOCSETLEFT: |
| 1536 | /* MODE SENSE/MODE SELECT commands (AUDIO page) */ |
| 1537 | return (cd_setchan(cd, LEFT_CHANNEL, LEFT_CHANNEL, |
| 1538 | MUTE_CHANNEL, MUTE_CHANNEL, 0)); |
| 1539 | |
| 1540 | case CDIOCSETRIGHT: |
| 1541 | /* MODE SENSE/MODE SELECT commands (AUDIO page) */ |
| 1542 | return (cd_setchan(cd, RIGHT_CHANNEL, RIGHT_CHANNEL, |
| 1543 | MUTE_CHANNEL, MUTE_CHANNEL, 0)); |
| 1544 | |
| 1545 | case CDIOCRESUME: |
| 1546 | /* PAUSE command */ |
| 1547 | return (cd_pause(cd, PA_RESUME)); |
| 1548 | case CDIOCPAUSE: |
| 1549 | /* PAUSE command */ |
| 1550 | return (cd_pause(cd, PA_PAUSE)); |
| 1551 | case CDIOCSTART: |
| 1552 | return (scsipi_start(periph, SSS_START, 0)); |
| 1553 | case CDIOCSTOP: |
| 1554 | return (scsipi_start(periph, SSS_STOP, 0)); |
| 1555 | case CDIOCCLOSE: |
| 1556 | return (scsipi_start(periph, SSS_START|SSS_LOEJ, |
| 1557 | XS_CTL_IGNORE_NOT_READY | XS_CTL_IGNORE_MEDIA_CHANGE)); |
| 1558 | case DIOCEJECT: |
| 1559 | if (*(int *)addr == 0) { |
| 1560 | /* |
| 1561 | * Don't force eject: check that we are the only |
| 1562 | * partition open. If so, unlock it. |
| 1563 | */ |
| 1564 | if ((cd->sc_dk.dk_openmask & ~(1 << part)) == 0 && |
| 1565 | cd->sc_dk.dk_bopenmask + cd->sc_dk.dk_copenmask == |
| 1566 | cd->sc_dk.dk_openmask) { |
| 1567 | error = scsipi_prevent(periph, SPAMR_ALLOW, |
| 1568 | XS_CTL_IGNORE_NOT_READY); |
| 1569 | if (error) |
| 1570 | return (error); |
| 1571 | } else { |
| 1572 | return (EBUSY); |
| 1573 | } |
| 1574 | } |
| 1575 | /* FALLTHROUGH */ |
| 1576 | case CDIOCEJECT: /* FALLTHROUGH */ |
| 1577 | case ODIOCEJECT: |
| 1578 | error = scsipi_start(periph, SSS_STOP|SSS_LOEJ, 0); |
| 1579 | if (error == 0) { |
| 1580 | int i; |
| 1581 | |
| 1582 | /* |
| 1583 | * We have just successfully ejected the medium, |
| 1584 | * all partitions cached are meaningless now. |
| 1585 | * Make sure cdclose() will do silent operations |
| 1586 | * now by marking all partitions unused. |
| 1587 | * Before any real access, a new (default-)disk- |
| 1588 | * label will be generated anyway. |
| 1589 | */ |
| 1590 | for (i = 0; i < cd->sc_dk.dk_label->d_npartitions; |
| 1591 | i++) |
| 1592 | cd->sc_dk.dk_label->d_partitions[i].p_fstype = |
| 1593 | FS_UNUSED; |
| 1594 | } |
| 1595 | return error; |
| 1596 | case DIOCCACHESYNC: |
| 1597 | /* SYNCHRONISE CACHES command */ |
| 1598 | return (cdcachesync(periph, 0)); |
| 1599 | case CDIOCALLOW: |
| 1600 | return (scsipi_prevent(periph, SPAMR_ALLOW, 0)); |
| 1601 | case CDIOCPREVENT: |
| 1602 | return (scsipi_prevent(periph, SPAMR_PREVENT_DT, 0)); |
| 1603 | case DIOCLOCK: |
| 1604 | return (scsipi_prevent(periph, |
| 1605 | (*(int *)addr) ? SPAMR_PREVENT_DT : SPAMR_ALLOW, 0)); |
| 1606 | case CDIOCSETDEBUG: |
| 1607 | cd->sc_periph->periph_dbflags |= (SCSIPI_DB1 | SCSIPI_DB2); |
| 1608 | return (0); |
| 1609 | case CDIOCCLRDEBUG: |
| 1610 | cd->sc_periph->periph_dbflags &= ~(SCSIPI_DB1 | SCSIPI_DB2); |
| 1611 | return (0); |
| 1612 | case CDIOCRESET: |
| 1613 | case SCIOCRESET: |
| 1614 | return (cd_reset(cd)); |
| 1615 | case CDIOCLOADUNLOAD: |
| 1616 | /* LOAD_UNLOAD command */ |
| 1617 | return (cd_load_unload(cd, addr)); |
| 1618 | case DVD_AUTH: |
| 1619 | /* GPCMD_REPORT_KEY or GPCMD_SEND_KEY command */ |
| 1620 | return (dvd_auth(cd, addr)); |
| 1621 | case DVD_READ_STRUCT: |
| 1622 | /* GPCMD_READ_DVD_STRUCTURE command */ |
| 1623 | return (dvd_read_struct(cd, addr)); |
| 1624 | case MMCGETDISCINFO: |
| 1625 | /* |
| 1626 | * GET_CONFIGURATION, READ_DISCINFO, READ_TRACKINFO, |
| 1627 | * (READ_TOCf2, READ_CD_CAPACITY and GET_CONFIGURATION) commands |
| 1628 | */ |
| 1629 | return mmc_getdiscinfo(periph, (struct mmc_discinfo *) addr); |
| 1630 | case MMCGETTRACKINFO: |
| 1631 | /* READ TOCf2, READ_CD_CAPACITY and READ_TRACKINFO commands */ |
| 1632 | return mmc_gettrackinfo(periph, (struct mmc_trackinfo *) addr); |
| 1633 | case MMCOP: |
| 1634 | /* |
| 1635 | * CLOSE TRACK/SESSION, RESERVE_TRACK, REPAIR_TRACK, |
| 1636 | * SYNCHRONISE_CACHE commands |
| 1637 | */ |
| 1638 | return mmc_do_op(periph, (struct mmc_op *) addr); |
| 1639 | case MMCSETUPWRITEPARAMS : |
| 1640 | /* MODE SENSE page 5, MODE_SELECT page 5 commands */ |
| 1641 | return mmc_setup_writeparams(periph, (struct mmc_writeparams *) addr); |
| 1642 | case DIOCGSTRATEGY: |
| 1643 | { |
| 1644 | struct disk_strategy *dks = addr; |
| 1645 | int s; |
| 1646 | |
| 1647 | s = splbio(); |
| 1648 | strlcpy(dks->dks_name, bufq_getstrategyname(cd->buf_queue), |
| 1649 | sizeof(dks->dks_name)); |
| 1650 | splx(s); |
| 1651 | dks->dks_paramlen = 0; |
| 1652 | |
| 1653 | return 0; |
| 1654 | } |
| 1655 | case DIOCSSTRATEGY: |
| 1656 | { |
| 1657 | struct disk_strategy *dks = addr; |
| 1658 | struct bufq_state *new; |
| 1659 | struct bufq_state *old; |
| 1660 | int s; |
| 1661 | |
| 1662 | if ((flag & FWRITE) == 0) { |
| 1663 | return EBADF; |
| 1664 | } |
| 1665 | if (dks->dks_param != NULL) { |
| 1666 | return EINVAL; |
| 1667 | } |
| 1668 | dks->dks_name[sizeof(dks->dks_name) - 1] = 0; /* ensure term */ |
| 1669 | error = bufq_alloc(&new, dks->dks_name, |
| 1670 | BUFQ_EXACT|BUFQ_SORT_RAWBLOCK); |
| 1671 | if (error) { |
| 1672 | return error; |
| 1673 | } |
| 1674 | s = splbio(); |
| 1675 | old = cd->buf_queue; |
| 1676 | bufq_move(new, old); |
| 1677 | cd->buf_queue = new; |
| 1678 | splx(s); |
| 1679 | bufq_free(old); |
| 1680 | |
| 1681 | return 0; |
| 1682 | } |
| 1683 | default: |
| 1684 | if (part != RAW_PART) |
| 1685 | return (ENOTTY); |
| 1686 | return (scsipi_do_ioctl(periph, dev, cmd, addr, flag, l)); |
| 1687 | } |
| 1688 | |
| 1689 | #ifdef DIAGNOSTIC |
| 1690 | panic("cdioctl: impossible" ); |
| 1691 | #endif |
| 1692 | } |
| 1693 | |
| 1694 | static void |
| 1695 | cdgetdefaultlabel(struct cd_softc *cd, struct cd_formatted_toc *toc, |
| 1696 | struct disklabel *lp) |
| 1697 | { |
| 1698 | int lastsession; |
| 1699 | |
| 1700 | memset(lp, 0, sizeof(struct disklabel)); |
| 1701 | |
| 1702 | lp->d_secsize = cd->params.blksize; |
| 1703 | lp->d_ntracks = 1; |
| 1704 | lp->d_nsectors = 100; |
| 1705 | lp->d_ncylinders = (cd->params.disksize / 100) + 1; |
| 1706 | lp->d_secpercyl = lp->d_ntracks * lp->d_nsectors; |
| 1707 | |
| 1708 | switch (SCSIPI_BUSTYPE_TYPE(scsipi_periph_bustype(cd->sc_periph))) { |
| 1709 | case SCSIPI_BUSTYPE_SCSI: |
| 1710 | lp->d_type = DKTYPE_SCSI; |
| 1711 | break; |
| 1712 | case SCSIPI_BUSTYPE_ATAPI: |
| 1713 | lp->d_type = DKTYPE_ATAPI; |
| 1714 | break; |
| 1715 | } |
| 1716 | /* |
| 1717 | * XXX |
| 1718 | * We could probe the mode pages to figure out what kind of disc it is. |
| 1719 | * Is this worthwhile? |
| 1720 | */ |
| 1721 | strncpy(lp->d_typename, "optical media" , 16); |
| 1722 | strncpy(lp->d_packname, "fictitious" , 16); |
| 1723 | lp->d_secperunit = cd->params.disksize; |
| 1724 | lp->d_rpm = 300; |
| 1725 | lp->d_interleave = 1; |
| 1726 | lp->d_flags = D_REMOVABLE | D_SCSI_MMC; |
| 1727 | |
| 1728 | if (cdreadmsaddr(cd, toc, &lastsession) != 0) |
| 1729 | lastsession = 0; |
| 1730 | |
| 1731 | lp->d_partitions[0].p_offset = 0; |
| 1732 | lp->d_partitions[0].p_size = lp->d_secperunit; |
| 1733 | lp->d_partitions[0].p_cdsession = lastsession; |
| 1734 | lp->d_partitions[0].p_fstype = FS_ISO9660; |
| 1735 | |
| 1736 | lp->d_partitions[RAW_PART].p_offset = 0; |
| 1737 | lp->d_partitions[RAW_PART].p_size = lp->d_secperunit; |
| 1738 | lp->d_partitions[RAW_PART].p_fstype = FS_UDF; |
| 1739 | |
| 1740 | lp->d_npartitions = RAW_PART + 1; |
| 1741 | |
| 1742 | lp->d_magic = DISKMAGIC; |
| 1743 | lp->d_magic2 = DISKMAGIC; |
| 1744 | lp->d_checksum = dkcksum(lp); |
| 1745 | } |
| 1746 | |
| 1747 | /* |
| 1748 | * Load the label information on the named device |
| 1749 | * Actually fabricate a disklabel |
| 1750 | * |
| 1751 | * EVENTUALLY take information about different |
| 1752 | * data tracks from the TOC and put it in the disklabel |
| 1753 | */ |
| 1754 | static void |
| 1755 | cdgetdisklabel(struct cd_softc *cd) |
| 1756 | { |
| 1757 | struct disklabel *lp = cd->sc_dk.dk_label; |
| 1758 | struct cd_formatted_toc toc; |
| 1759 | const char *errstring; |
| 1760 | int bmajor; |
| 1761 | |
| 1762 | memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); |
| 1763 | |
| 1764 | cdgetdefaultlabel(cd, &toc, lp); |
| 1765 | |
| 1766 | /* |
| 1767 | * Call the generic disklabel extraction routine |
| 1768 | * |
| 1769 | * bmajor follows ata_raid code |
| 1770 | */ |
| 1771 | bmajor = devsw_name2blk(device_xname(cd->sc_dev), NULL, 0); |
| 1772 | errstring = readdisklabel(MAKECDDEV(bmajor, |
| 1773 | device_unit(cd->sc_dev), RAW_PART), |
| 1774 | cdstrategy, lp, cd->sc_dk.dk_cpulabel); |
| 1775 | |
| 1776 | /* if all went OK, we are passed a NULL error string */ |
| 1777 | if (errstring == NULL) |
| 1778 | return; |
| 1779 | |
| 1780 | /* Reset to default label -- after printing error and the warning */ |
| 1781 | aprint_error_dev(cd->sc_dev, "%s\n" , errstring); |
| 1782 | memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); |
| 1783 | cdgetdefaultlabel(cd, &toc, lp); |
| 1784 | } |
| 1785 | |
| 1786 | /* |
| 1787 | * Reading a disc's total capacity is apparently a very difficult issue for the |
| 1788 | * SCSI standardisation group. Every disc type seems to have its own |
| 1789 | * (re)invented size request method and modifiers. The failsafe way of |
| 1790 | * determining the total (max) capacity i.e. not the recorded capacity but the |
| 1791 | * total maximum capacity is to request the info on the last track and |
| 1792 | * calculate the last lba. |
| 1793 | * |
| 1794 | * For ROM drives, we go for the CD recorded capacity. For recordable devices |
| 1795 | * we count. |
| 1796 | */ |
| 1797 | static int |
| 1798 | read_cd_capacity(struct scsipi_periph *periph, uint32_t *blksize, u_long *last_lba) |
| 1799 | { |
| 1800 | struct scsipi_read_cd_capacity cap_cmd; |
| 1801 | /* |
| 1802 | * XXX: see PR 48550 and PR 48754: |
| 1803 | * the ahcisata(4) driver can not deal with unaligned |
| 1804 | * data, so align this "a bit" |
| 1805 | */ |
| 1806 | struct scsipi_read_cd_cap_data cap __aligned(2); |
| 1807 | struct scsipi_read_discinfo di_cmd; |
| 1808 | struct scsipi_read_discinfo_data di __aligned(2); |
| 1809 | struct scsipi_read_trackinfo ti_cmd; |
| 1810 | struct scsipi_read_trackinfo_data ti __aligned(2); |
| 1811 | uint32_t track_start, track_size; |
| 1812 | int error, flags, msb, lsb, last_track; |
| 1813 | |
| 1814 | /* if the device doesn't grok capacity, return the dummies */ |
| 1815 | if (periph->periph_quirks & PQUIRK_NOCAPACITY) |
| 1816 | return 0; |
| 1817 | |
| 1818 | /* first try read CD capacity for blksize and last recorded lba */ |
| 1819 | /* issue the cd capacity request */ |
| 1820 | flags = XS_CTL_DATA_IN; |
| 1821 | memset(&cap_cmd, 0, sizeof(cap_cmd)); |
| 1822 | memset(&cap, 0, sizeof(cap)); |
| 1823 | cap_cmd.opcode = READ_CD_CAPACITY; |
| 1824 | |
| 1825 | error = scsipi_command(periph, |
| 1826 | (void *) &cap_cmd, sizeof(cap_cmd), |
| 1827 | (void *) &cap, sizeof(cap), |
| 1828 | CDRETRIES, 30000, NULL, flags); |
| 1829 | if (error) |
| 1830 | return error; |
| 1831 | |
| 1832 | /* retrieve values and sanity check them */ |
| 1833 | *blksize = _4btol(cap.length); |
| 1834 | *last_lba = _4btol(cap.addr); |
| 1835 | |
| 1836 | /* blksize is 2048 for CD, but some drives give gibberish */ |
| 1837 | if ((*blksize < 512) || ((*blksize & 511) != 0) |
| 1838 | || (*blksize > 16*1024)) { |
| 1839 | if (*blksize > 16*1024) |
| 1840 | aprint_error("read_cd_capacity: extra large block " |
| 1841 | "size %u found - limiting to 2kByte\n" , |
| 1842 | *blksize); |
| 1843 | *blksize = 2048; /* some drives lie ! */ |
| 1844 | } |
| 1845 | |
| 1846 | /* recordables have READ_DISCINFO implemented */ |
| 1847 | flags = XS_CTL_DATA_IN | XS_CTL_SILENT; |
| 1848 | memset(&di_cmd, 0, sizeof(di_cmd)); |
| 1849 | di_cmd.opcode = READ_DISCINFO; |
| 1850 | _lto2b(READ_DISCINFO_BIGSIZE, di_cmd.data_len); |
| 1851 | |
| 1852 | error = scsipi_command(periph, |
| 1853 | (void *) &di_cmd, sizeof(di_cmd), |
| 1854 | (void *) &di, READ_DISCINFO_BIGSIZE, |
| 1855 | CDRETRIES, 30000, NULL, flags); |
| 1856 | if (error == 0) { |
| 1857 | msb = di.last_track_last_session_msb; |
| 1858 | lsb = di.last_track_last_session_lsb; |
| 1859 | last_track = (msb << 8) | lsb; |
| 1860 | |
| 1861 | /* request info on last track */ |
| 1862 | memset(&ti_cmd, 0, sizeof(ti_cmd)); |
| 1863 | ti_cmd.opcode = READ_TRACKINFO; |
| 1864 | ti_cmd.addr_type = 1; /* on tracknr */ |
| 1865 | _lto4b(last_track, ti_cmd.address); /* tracknr */ |
| 1866 | _lto2b(sizeof(ti), ti_cmd.data_len); |
| 1867 | |
| 1868 | error = scsipi_command(periph, |
| 1869 | (void *) &ti_cmd, sizeof(ti_cmd), |
| 1870 | (void *) &ti, sizeof(ti), |
| 1871 | CDRETRIES, 30000, NULL, flags); |
| 1872 | if (error == 0) { |
| 1873 | track_start = _4btol(ti.track_start); |
| 1874 | track_size = _4btol(ti.track_size); |
| 1875 | |
| 1876 | /* overwrite only with a sane value */ |
| 1877 | if (track_start + track_size >= 100) |
| 1878 | *last_lba = (u_long) track_start + track_size -1; |
| 1879 | } |
| 1880 | } |
| 1881 | |
| 1882 | /* sanity check for lba_size */ |
| 1883 | if (*last_lba < 100) |
| 1884 | *last_lba = 400000-1; |
| 1885 | |
| 1886 | return 0; |
| 1887 | } |
| 1888 | |
| 1889 | /* |
| 1890 | * Find out from the device what its capacity is |
| 1891 | */ |
| 1892 | static u_long |
| 1893 | cd_size(struct cd_softc *cd, int flags) |
| 1894 | { |
| 1895 | uint32_t blksize = 2048; |
| 1896 | u_long last_lba = 0, size; |
| 1897 | int error; |
| 1898 | |
| 1899 | error = read_cd_capacity(cd->sc_periph, &blksize, &last_lba); |
| 1900 | if (error) |
| 1901 | goto error; |
| 1902 | |
| 1903 | if (blksize != 2048) { |
| 1904 | if (cd_setblksize(cd) == 0) { |
| 1905 | blksize = 2048; |
| 1906 | error = read_cd_capacity(cd->sc_periph, |
| 1907 | &blksize, &last_lba); |
| 1908 | if (error) |
| 1909 | goto error; |
| 1910 | } |
| 1911 | } |
| 1912 | |
| 1913 | size = last_lba + 1; |
| 1914 | cd->params.blksize = blksize; |
| 1915 | cd->params.disksize = size; |
| 1916 | cd->params.disksize512 = ((u_int64_t)cd->params.disksize * blksize) / DEV_BSIZE; |
| 1917 | |
| 1918 | SC_DEBUG(cd->sc_periph, SCSIPI_DB2, |
| 1919 | ("cd_size: %u %lu\n" , blksize, size)); |
| 1920 | |
| 1921 | return size; |
| 1922 | |
| 1923 | error: |
| 1924 | /* something went wrong */ |
| 1925 | cd->params.blksize = 2048; |
| 1926 | cd->params.disksize = 0; |
| 1927 | cd->params.disksize512 = 0; |
| 1928 | |
| 1929 | SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cd_size: failed\n" )); |
| 1930 | |
| 1931 | return 0; |
| 1932 | } |
| 1933 | |
| 1934 | /* |
| 1935 | * Get scsi driver to send a "start playing" command |
| 1936 | */ |
| 1937 | static int |
| 1938 | cd_play(struct cd_softc *cd, int blkno, int nblks) |
| 1939 | { |
| 1940 | struct scsipi_play cmd; |
| 1941 | |
| 1942 | memset(&cmd, 0, sizeof(cmd)); |
| 1943 | cmd.opcode = PLAY; |
| 1944 | _lto4b(blkno, cmd.blk_addr); |
| 1945 | _lto2b(nblks, cmd.xfer_len); |
| 1946 | |
| 1947 | return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, |
| 1948 | CDRETRIES, 30000, NULL, 0)); |
| 1949 | } |
| 1950 | |
| 1951 | /* |
| 1952 | * Get scsi driver to send a "start playing" command |
| 1953 | */ |
| 1954 | static int |
| 1955 | cd_play_tracks(struct cd_softc *cd, struct cd_formatted_toc *toc, int strack, |
| 1956 | int sindex, int etrack, int eindex) |
| 1957 | { |
| 1958 | int error; |
| 1959 | |
| 1960 | if (!etrack) |
| 1961 | return (EIO); |
| 1962 | if (strack > etrack) |
| 1963 | return (EINVAL); |
| 1964 | |
| 1965 | error = cd_load_toc(cd, CD_TOC_FORM, toc, 0); |
| 1966 | if (error) |
| 1967 | return (error); |
| 1968 | |
| 1969 | if (++etrack > (toc->header.ending_track+1)) |
| 1970 | etrack = toc->header.ending_track+1; |
| 1971 | |
| 1972 | strack -= toc->header.starting_track; |
| 1973 | etrack -= toc->header.starting_track; |
| 1974 | if (strack < 0) |
| 1975 | return (EINVAL); |
| 1976 | |
| 1977 | return (cd_play_msf(cd, toc->entries[strack].addr.msf.minute, |
| 1978 | toc->entries[strack].addr.msf.second, |
| 1979 | toc->entries[strack].addr.msf.frame, |
| 1980 | toc->entries[etrack].addr.msf.minute, |
| 1981 | toc->entries[etrack].addr.msf.second, |
| 1982 | toc->entries[etrack].addr.msf.frame)); |
| 1983 | } |
| 1984 | |
| 1985 | /* |
| 1986 | * Get scsi driver to send a "play msf" command |
| 1987 | */ |
| 1988 | static int |
| 1989 | cd_play_msf(struct cd_softc *cd, int startm, int starts, int startf, int endm, |
| 1990 | int ends, int endf) |
| 1991 | { |
| 1992 | struct scsipi_play_msf cmd; |
| 1993 | |
| 1994 | memset(&cmd, 0, sizeof(cmd)); |
| 1995 | cmd.opcode = PLAY_MSF; |
| 1996 | cmd.start_m = startm; |
| 1997 | cmd.start_s = starts; |
| 1998 | cmd.start_f = startf; |
| 1999 | cmd.end_m = endm; |
| 2000 | cmd.end_s = ends; |
| 2001 | cmd.end_f = endf; |
| 2002 | |
| 2003 | return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, |
| 2004 | CDRETRIES, 30000, NULL, 0)); |
| 2005 | } |
| 2006 | |
| 2007 | /* |
| 2008 | * Get scsi driver to send a "start up" command |
| 2009 | */ |
| 2010 | static int |
| 2011 | cd_pause(struct cd_softc *cd, int go) |
| 2012 | { |
| 2013 | struct scsipi_pause cmd; |
| 2014 | |
| 2015 | memset(&cmd, 0, sizeof(cmd)); |
| 2016 | cmd.opcode = PAUSE; |
| 2017 | cmd.resume = go & 0xff; |
| 2018 | |
| 2019 | return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, |
| 2020 | CDRETRIES, 30000, NULL, 0)); |
| 2021 | } |
| 2022 | |
| 2023 | /* |
| 2024 | * Get scsi driver to send a "RESET" command |
| 2025 | */ |
| 2026 | static int |
| 2027 | cd_reset(struct cd_softc *cd) |
| 2028 | { |
| 2029 | |
| 2030 | return (scsipi_command(cd->sc_periph, 0, 0, 0, 0, |
| 2031 | CDRETRIES, 30000, NULL, XS_CTL_RESET)); |
| 2032 | } |
| 2033 | |
| 2034 | /* |
| 2035 | * Read subchannel |
| 2036 | */ |
| 2037 | static int |
| 2038 | cd_read_subchannel(struct cd_softc *cd, int mode, int format, int track, |
| 2039 | struct cd_sub_channel_info *data, int len, int flags) |
| 2040 | { |
| 2041 | struct scsipi_read_subchannel cmd; |
| 2042 | |
| 2043 | memset(&cmd, 0, sizeof(cmd)); |
| 2044 | cmd.opcode = READ_SUBCHANNEL; |
| 2045 | if (mode == CD_MSF_FORMAT) |
| 2046 | cmd.byte2 |= CD_MSF; |
| 2047 | cmd.byte3 = SRS_SUBQ; |
| 2048 | cmd.subchan_format = format; |
| 2049 | cmd.track = track; |
| 2050 | _lto2b(len, cmd.data_len); |
| 2051 | |
| 2052 | return (scsipi_command(cd->sc_periph, |
| 2053 | (void *)&cmd, sizeof(struct scsipi_read_subchannel), |
| 2054 | (void *)data, len, |
| 2055 | CDRETRIES, 30000, NULL, flags | XS_CTL_DATA_IN | XS_CTL_SILENT)); |
| 2056 | } |
| 2057 | |
| 2058 | /* |
| 2059 | * Read table of contents |
| 2060 | */ |
| 2061 | static int |
| 2062 | cd_read_toc(struct cd_softc *cd, int respf, int mode, int start, |
| 2063 | struct cd_formatted_toc *toc, int len, int flags, int control) |
| 2064 | { |
| 2065 | struct scsipi_read_toc cmd; |
| 2066 | int ntoc; |
| 2067 | |
| 2068 | memset(&cmd, 0, sizeof(cmd)); |
| 2069 | #if 0 |
| 2070 | if (len != sizeof(struct ioc_toc_header)) |
| 2071 | ntoc = ((len) - sizeof(struct ioc_toc_header)) / |
| 2072 | sizeof(struct cd_toc_entry); |
| 2073 | else |
| 2074 | #endif |
| 2075 | ntoc = len; |
| 2076 | cmd.opcode = READ_TOC; |
| 2077 | if (mode == CD_MSF_FORMAT) |
| 2078 | cmd.addr_mode |= CD_MSF; |
| 2079 | cmd.resp_format = respf; |
| 2080 | cmd.from_track = start; |
| 2081 | _lto2b(ntoc, cmd.data_len); |
| 2082 | cmd.control = control; |
| 2083 | |
| 2084 | return (scsipi_command(cd->sc_periph, |
| 2085 | (void *)&cmd, sizeof(cmd), (void *)toc, len, CDRETRIES, |
| 2086 | 30000, NULL, flags | XS_CTL_DATA_IN)); |
| 2087 | } |
| 2088 | |
| 2089 | static int |
| 2090 | cd_load_toc(struct cd_softc *cd, int respf, struct cd_formatted_toc *toc, int flags) |
| 2091 | { |
| 2092 | int ntracks, len, error; |
| 2093 | |
| 2094 | if ((error = cd_read_toc(cd, respf, 0, 0, toc, sizeof(toc->header), |
| 2095 | flags, 0)) != 0) |
| 2096 | return (error); |
| 2097 | |
| 2098 | ntracks = toc->header.ending_track - toc->header.starting_track + 1; |
| 2099 | len = (ntracks + 1) * sizeof(struct cd_toc_entry) + |
| 2100 | sizeof(toc->header); |
| 2101 | if ((error = cd_read_toc(cd, respf, CD_MSF_FORMAT, 0, toc, len, |
| 2102 | flags, 0)) != 0) |
| 2103 | return (error); |
| 2104 | return (0); |
| 2105 | } |
| 2106 | |
| 2107 | /* |
| 2108 | * Get the scsi driver to send a full inquiry to the device and use the |
| 2109 | * results to fill out the disk parameter structure. |
| 2110 | */ |
| 2111 | static int |
| 2112 | cd_get_parms(struct cd_softc *cd, int flags) |
| 2113 | { |
| 2114 | |
| 2115 | /* |
| 2116 | * give a number of sectors so that sec * trks * cyls |
| 2117 | * is <= disk_size |
| 2118 | */ |
| 2119 | if (cd_size(cd, flags) == 0) |
| 2120 | return (ENXIO); |
| 2121 | return (0); |
| 2122 | } |
| 2123 | |
| 2124 | static int |
| 2125 | cdsize(dev_t dev) |
| 2126 | { |
| 2127 | |
| 2128 | /* CD-ROMs are read-only. */ |
| 2129 | return (-1); |
| 2130 | } |
| 2131 | |
| 2132 | static int |
| 2133 | cddump(dev_t dev, daddr_t blkno, void *va, size_t size) |
| 2134 | { |
| 2135 | |
| 2136 | /* Not implemented. */ |
| 2137 | return (ENXIO); |
| 2138 | } |
| 2139 | |
| 2140 | #define dvd_copy_key(dst, src) memcpy((dst), (src), sizeof(dvd_key)) |
| 2141 | #define dvd_copy_challenge(dst, src) memcpy((dst), (src), sizeof(dvd_challenge)) |
| 2142 | |
| 2143 | static int |
| 2144 | dvd_auth(struct cd_softc *cd, dvd_authinfo *a) |
| 2145 | { |
| 2146 | struct scsipi_generic cmd; |
| 2147 | u_int8_t bf[20]; |
| 2148 | int error; |
| 2149 | |
| 2150 | memset(cmd.bytes, 0, 15); |
| 2151 | memset(bf, 0, sizeof(bf)); |
| 2152 | |
| 2153 | switch (a->type) { |
| 2154 | case DVD_LU_SEND_AGID: |
| 2155 | cmd.opcode = GPCMD_REPORT_KEY; |
| 2156 | cmd.bytes[8] = 8; |
| 2157 | cmd.bytes[9] = 0 | (0 << 6); |
| 2158 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, |
| 2159 | CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); |
| 2160 | if (error) |
| 2161 | return (error); |
| 2162 | a->lsa.agid = bf[7] >> 6; |
| 2163 | return (0); |
| 2164 | |
| 2165 | case DVD_LU_SEND_CHALLENGE: |
| 2166 | cmd.opcode = GPCMD_REPORT_KEY; |
| 2167 | cmd.bytes[8] = 16; |
| 2168 | cmd.bytes[9] = 1 | (a->lsc.agid << 6); |
| 2169 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, |
| 2170 | CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); |
| 2171 | if (error) |
| 2172 | return (error); |
| 2173 | dvd_copy_challenge(a->lsc.chal, &bf[4]); |
| 2174 | return (0); |
| 2175 | |
| 2176 | case DVD_LU_SEND_KEY1: |
| 2177 | cmd.opcode = GPCMD_REPORT_KEY; |
| 2178 | cmd.bytes[8] = 12; |
| 2179 | cmd.bytes[9] = 2 | (a->lsk.agid << 6); |
| 2180 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, |
| 2181 | CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); |
| 2182 | if (error) |
| 2183 | return (error); |
| 2184 | dvd_copy_key(a->lsk.key, &bf[4]); |
| 2185 | return (0); |
| 2186 | |
| 2187 | case DVD_LU_SEND_TITLE_KEY: |
| 2188 | cmd.opcode = GPCMD_REPORT_KEY; |
| 2189 | _lto4b(a->lstk.lba, &cmd.bytes[1]); |
| 2190 | cmd.bytes[8] = 12; |
| 2191 | cmd.bytes[9] = 4 | (a->lstk.agid << 6); |
| 2192 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, |
| 2193 | CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); |
| 2194 | if (error) |
| 2195 | return (error); |
| 2196 | a->lstk.cpm = (bf[4] >> 7) & 1; |
| 2197 | a->lstk.cp_sec = (bf[4] >> 6) & 1; |
| 2198 | a->lstk.cgms = (bf[4] >> 4) & 3; |
| 2199 | dvd_copy_key(a->lstk.title_key, &bf[5]); |
| 2200 | return (0); |
| 2201 | |
| 2202 | case DVD_LU_SEND_ASF: |
| 2203 | cmd.opcode = GPCMD_REPORT_KEY; |
| 2204 | cmd.bytes[8] = 8; |
| 2205 | cmd.bytes[9] = 5 | (a->lsasf.agid << 6); |
| 2206 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, |
| 2207 | CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); |
| 2208 | if (error) |
| 2209 | return (error); |
| 2210 | a->lsasf.asf = bf[7] & 1; |
| 2211 | return (0); |
| 2212 | |
| 2213 | case DVD_HOST_SEND_CHALLENGE: |
| 2214 | cmd.opcode = GPCMD_SEND_KEY; |
| 2215 | cmd.bytes[8] = 16; |
| 2216 | cmd.bytes[9] = 1 | (a->hsc.agid << 6); |
| 2217 | bf[1] = 14; |
| 2218 | dvd_copy_challenge(&bf[4], a->hsc.chal); |
| 2219 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, |
| 2220 | CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); |
| 2221 | if (error) |
| 2222 | return (error); |
| 2223 | a->type = DVD_LU_SEND_KEY1; |
| 2224 | return (0); |
| 2225 | |
| 2226 | case DVD_HOST_SEND_KEY2: |
| 2227 | cmd.opcode = GPCMD_SEND_KEY; |
| 2228 | cmd.bytes[8] = 12; |
| 2229 | cmd.bytes[9] = 3 | (a->hsk.agid << 6); |
| 2230 | bf[1] = 10; |
| 2231 | dvd_copy_key(&bf[4], a->hsk.key); |
| 2232 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, |
| 2233 | CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); |
| 2234 | if (error) { |
| 2235 | a->type = DVD_AUTH_FAILURE; |
| 2236 | return (error); |
| 2237 | } |
| 2238 | a->type = DVD_AUTH_ESTABLISHED; |
| 2239 | return (0); |
| 2240 | |
| 2241 | case DVD_INVALIDATE_AGID: |
| 2242 | cmd.opcode = GPCMD_REPORT_KEY; |
| 2243 | cmd.bytes[9] = 0x3f | (a->lsa.agid << 6); |
| 2244 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, |
| 2245 | CDRETRIES, 30000, NULL, 0); |
| 2246 | if (error) |
| 2247 | return (error); |
| 2248 | return (0); |
| 2249 | |
| 2250 | case DVD_LU_SEND_RPC_STATE: |
| 2251 | cmd.opcode = GPCMD_REPORT_KEY; |
| 2252 | cmd.bytes[8] = 8; |
| 2253 | cmd.bytes[9] = 8 | (0 << 6); |
| 2254 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, |
| 2255 | CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); |
| 2256 | if (error) |
| 2257 | return (error); |
| 2258 | a->lrpcs.type = (bf[4] >> 6) & 3; |
| 2259 | a->lrpcs.vra = (bf[4] >> 3) & 7; |
| 2260 | a->lrpcs.ucca = (bf[4]) & 7; |
| 2261 | a->lrpcs.region_mask = bf[5]; |
| 2262 | a->lrpcs.rpc_scheme = bf[6]; |
| 2263 | return (0); |
| 2264 | |
| 2265 | case DVD_HOST_SEND_RPC_STATE: |
| 2266 | cmd.opcode = GPCMD_SEND_KEY; |
| 2267 | cmd.bytes[8] = 8; |
| 2268 | cmd.bytes[9] = 6 | (0 << 6); |
| 2269 | bf[1] = 6; |
| 2270 | bf[4] = a->hrpcs.pdrc; |
| 2271 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, |
| 2272 | CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); |
| 2273 | if (error) |
| 2274 | return (error); |
| 2275 | return (0); |
| 2276 | |
| 2277 | default: |
| 2278 | return (ENOTTY); |
| 2279 | } |
| 2280 | } |
| 2281 | |
| 2282 | static int |
| 2283 | dvd_read_physical(struct cd_softc *cd, dvd_struct *s) |
| 2284 | { |
| 2285 | struct scsipi_generic cmd; |
| 2286 | u_int8_t bf[4 + 4 * 20], *bufp; |
| 2287 | int error; |
| 2288 | struct dvd_layer *layer; |
| 2289 | int i; |
| 2290 | |
| 2291 | memset(cmd.bytes, 0, 15); |
| 2292 | memset(bf, 0, sizeof(bf)); |
| 2293 | cmd.opcode = GPCMD_READ_DVD_STRUCTURE; |
| 2294 | cmd.bytes[6] = s->type; |
| 2295 | _lto2b(sizeof(bf), &cmd.bytes[7]); |
| 2296 | |
| 2297 | cmd.bytes[5] = s->physical.layer_num; |
| 2298 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), |
| 2299 | CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); |
| 2300 | if (error) |
| 2301 | return (error); |
| 2302 | for (i = 0, bufp = &bf[4], layer = &s->physical.layer[0]; i < 4; |
| 2303 | i++, bufp += 20, layer++) { |
| 2304 | memset(layer, 0, sizeof(*layer)); |
| 2305 | layer->book_version = bufp[0] & 0xf; |
| 2306 | layer->book_type = bufp[0] >> 4; |
| 2307 | layer->min_rate = bufp[1] & 0xf; |
| 2308 | layer->disc_size = bufp[1] >> 4; |
| 2309 | layer->layer_type = bufp[2] & 0xf; |
| 2310 | layer->track_path = (bufp[2] >> 4) & 1; |
| 2311 | layer->nlayers = (bufp[2] >> 5) & 3; |
| 2312 | layer->track_density = bufp[3] & 0xf; |
| 2313 | layer->linear_density = bufp[3] >> 4; |
| 2314 | layer->start_sector = _4btol(&bufp[4]); |
| 2315 | layer->end_sector = _4btol(&bufp[8]); |
| 2316 | layer->end_sector_l0 = _4btol(&bufp[12]); |
| 2317 | layer->bca = bufp[16] >> 7; |
| 2318 | } |
| 2319 | return (0); |
| 2320 | } |
| 2321 | |
| 2322 | static int |
| 2323 | dvd_read_copyright(struct cd_softc *cd, dvd_struct *s) |
| 2324 | { |
| 2325 | struct scsipi_generic cmd; |
| 2326 | u_int8_t bf[8]; |
| 2327 | int error; |
| 2328 | |
| 2329 | memset(cmd.bytes, 0, 15); |
| 2330 | memset(bf, 0, sizeof(bf)); |
| 2331 | cmd.opcode = GPCMD_READ_DVD_STRUCTURE; |
| 2332 | cmd.bytes[6] = s->type; |
| 2333 | _lto2b(sizeof(bf), &cmd.bytes[7]); |
| 2334 | |
| 2335 | cmd.bytes[5] = s->copyright.layer_num; |
| 2336 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), |
| 2337 | CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); |
| 2338 | if (error) |
| 2339 | return (error); |
| 2340 | s->copyright.cpst = bf[4]; |
| 2341 | s->copyright.rmi = bf[5]; |
| 2342 | return (0); |
| 2343 | } |
| 2344 | |
| 2345 | static int |
| 2346 | dvd_read_disckey(struct cd_softc *cd, dvd_struct *s) |
| 2347 | { |
| 2348 | struct scsipi_generic cmd; |
| 2349 | u_int8_t *bf; |
| 2350 | int error; |
| 2351 | |
| 2352 | bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); |
| 2353 | if (bf == NULL) |
| 2354 | return EIO; |
| 2355 | memset(cmd.bytes, 0, 15); |
| 2356 | cmd.opcode = GPCMD_READ_DVD_STRUCTURE; |
| 2357 | cmd.bytes[6] = s->type; |
| 2358 | _lto2b(4 + 2048, &cmd.bytes[7]); |
| 2359 | |
| 2360 | cmd.bytes[9] = s->disckey.agid << 6; |
| 2361 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, |
| 2362 | CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); |
| 2363 | if (error == 0) |
| 2364 | memcpy(s->disckey.value, &bf[4], 2048); |
| 2365 | free(bf, M_TEMP); |
| 2366 | return error; |
| 2367 | } |
| 2368 | |
| 2369 | static int |
| 2370 | dvd_read_bca(struct cd_softc *cd, dvd_struct *s) |
| 2371 | { |
| 2372 | struct scsipi_generic cmd; |
| 2373 | u_int8_t bf[4 + 188]; |
| 2374 | int error; |
| 2375 | |
| 2376 | memset(cmd.bytes, 0, 15); |
| 2377 | memset(bf, 0, sizeof(bf)); |
| 2378 | cmd.opcode = GPCMD_READ_DVD_STRUCTURE; |
| 2379 | cmd.bytes[6] = s->type; |
| 2380 | _lto2b(sizeof(bf), &cmd.bytes[7]); |
| 2381 | |
| 2382 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), |
| 2383 | CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); |
| 2384 | if (error) |
| 2385 | return (error); |
| 2386 | s->bca.len = _2btol(&bf[0]); |
| 2387 | if (s->bca.len < 12 || s->bca.len > 188) |
| 2388 | return (EIO); |
| 2389 | memcpy(s->bca.value, &bf[4], s->bca.len); |
| 2390 | return (0); |
| 2391 | } |
| 2392 | |
| 2393 | static int |
| 2394 | dvd_read_manufact(struct cd_softc *cd, dvd_struct *s) |
| 2395 | { |
| 2396 | struct scsipi_generic cmd; |
| 2397 | u_int8_t *bf; |
| 2398 | int error; |
| 2399 | |
| 2400 | bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); |
| 2401 | if (bf == NULL) |
| 2402 | return (EIO); |
| 2403 | memset(cmd.bytes, 0, 15); |
| 2404 | cmd.opcode = GPCMD_READ_DVD_STRUCTURE; |
| 2405 | cmd.bytes[6] = s->type; |
| 2406 | _lto2b(4 + 2048, &cmd.bytes[7]); |
| 2407 | |
| 2408 | error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, |
| 2409 | CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); |
| 2410 | if (error == 0) { |
| 2411 | s->manufact.len = _2btol(&bf[0]); |
| 2412 | if (s->manufact.len >= 0 && s->manufact.len <= 2048) |
| 2413 | memcpy(s->manufact.value, &bf[4], s->manufact.len); |
| 2414 | else |
| 2415 | error = EIO; |
| 2416 | } |
| 2417 | free(bf, M_TEMP); |
| 2418 | return error; |
| 2419 | } |
| 2420 | |
| 2421 | static int |
| 2422 | dvd_read_struct(struct cd_softc *cd, dvd_struct *s) |
| 2423 | { |
| 2424 | |
| 2425 | switch (s->type) { |
| 2426 | case DVD_STRUCT_PHYSICAL: |
| 2427 | return (dvd_read_physical(cd, s)); |
| 2428 | case DVD_STRUCT_COPYRIGHT: |
| 2429 | return (dvd_read_copyright(cd, s)); |
| 2430 | case DVD_STRUCT_DISCKEY: |
| 2431 | return (dvd_read_disckey(cd, s)); |
| 2432 | case DVD_STRUCT_BCA: |
| 2433 | return (dvd_read_bca(cd, s)); |
| 2434 | case DVD_STRUCT_MANUFACT: |
| 2435 | return (dvd_read_manufact(cd, s)); |
| 2436 | default: |
| 2437 | return (EINVAL); |
| 2438 | } |
| 2439 | } |
| 2440 | |
| 2441 | static int |
| 2442 | cd_mode_sense(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, |
| 2443 | int page, int flags, int *big) |
| 2444 | { |
| 2445 | |
| 2446 | if (cd->sc_periph->periph_quirks & PQUIRK_ONLYBIG) { |
| 2447 | *big = 1; |
| 2448 | return scsipi_mode_sense_big(cd->sc_periph, byte2, page, sense, |
| 2449 | size + sizeof(struct scsi_mode_parameter_header_10), |
| 2450 | flags, CDRETRIES, 20000); |
| 2451 | } else { |
| 2452 | *big = 0; |
| 2453 | return scsipi_mode_sense(cd->sc_periph, byte2, page, sense, |
| 2454 | size + sizeof(struct scsi_mode_parameter_header_6), |
| 2455 | flags, CDRETRIES, 20000); |
| 2456 | } |
| 2457 | } |
| 2458 | |
| 2459 | static int |
| 2460 | cd_mode_select(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, |
| 2461 | int flags, int big) |
| 2462 | { |
| 2463 | |
| 2464 | if (big) { |
| 2465 | struct scsi_mode_parameter_header_10 * = sense; |
| 2466 | |
| 2467 | _lto2b(0, header->data_length); |
| 2468 | return scsipi_mode_select_big(cd->sc_periph, byte2, sense, |
| 2469 | size + sizeof(struct scsi_mode_parameter_header_10), |
| 2470 | flags, CDRETRIES, 20000); |
| 2471 | } else { |
| 2472 | struct scsi_mode_parameter_header_6 * = sense; |
| 2473 | |
| 2474 | header->data_length = 0; |
| 2475 | return scsipi_mode_select(cd->sc_periph, byte2, sense, |
| 2476 | size + sizeof(struct scsi_mode_parameter_header_6), |
| 2477 | flags, CDRETRIES, 20000); |
| 2478 | } |
| 2479 | } |
| 2480 | |
| 2481 | static int |
| 2482 | cd_set_pa_immed(struct cd_softc *cd, int flags) |
| 2483 | { |
| 2484 | struct { |
| 2485 | union { |
| 2486 | struct scsi_mode_parameter_header_6 small; |
| 2487 | struct scsi_mode_parameter_header_10 big; |
| 2488 | } ; |
| 2489 | struct cd_audio_page page; |
| 2490 | } data; |
| 2491 | int error; |
| 2492 | uint8_t oflags; |
| 2493 | int big, byte2; |
| 2494 | struct cd_audio_page *page; |
| 2495 | |
| 2496 | byte2 = SMS_DBD; |
| 2497 | try_again: |
| 2498 | if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), |
| 2499 | AUDIO_PAGE, flags, &big)) != 0) { |
| 2500 | if (byte2 == SMS_DBD) { |
| 2501 | /* Device may not understand DBD; retry without */ |
| 2502 | byte2 = 0; |
| 2503 | goto try_again; |
| 2504 | } |
| 2505 | return (error); |
| 2506 | } |
| 2507 | |
| 2508 | if (big) |
| 2509 | page = (void *)((u_long)&data.header.big + |
| 2510 | sizeof data.header.big + |
| 2511 | _2btol(data.header.big.blk_desc_len)); |
| 2512 | else |
| 2513 | page = (void *)((u_long)&data.header.small + |
| 2514 | sizeof data.header.small + |
| 2515 | data.header.small.blk_desc_len); |
| 2516 | |
| 2517 | oflags = page->flags; |
| 2518 | page->flags &= ~CD_PA_SOTC; |
| 2519 | page->flags |= CD_PA_IMMED; |
| 2520 | if (oflags == page->flags) |
| 2521 | return (0); |
| 2522 | |
| 2523 | return (cd_mode_select(cd, SMS_PF, &data, |
| 2524 | sizeof(struct scsi_mode_page_header) + page->pg_length, |
| 2525 | flags, big)); |
| 2526 | } |
| 2527 | |
| 2528 | static int |
| 2529 | cd_setchan(struct cd_softc *cd, int p0, int p1, int p2, int p3, int flags) |
| 2530 | { |
| 2531 | struct { |
| 2532 | union { |
| 2533 | struct scsi_mode_parameter_header_6 small; |
| 2534 | struct scsi_mode_parameter_header_10 big; |
| 2535 | } ; |
| 2536 | struct cd_audio_page page; |
| 2537 | } data; |
| 2538 | int error; |
| 2539 | int big, byte2; |
| 2540 | struct cd_audio_page *page; |
| 2541 | |
| 2542 | byte2 = SMS_DBD; |
| 2543 | try_again: |
| 2544 | if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), |
| 2545 | AUDIO_PAGE, flags, &big)) != 0) { |
| 2546 | if (byte2 == SMS_DBD) { |
| 2547 | /* Device may not understand DBD; retry without */ |
| 2548 | byte2 = 0; |
| 2549 | goto try_again; |
| 2550 | } |
| 2551 | return (error); |
| 2552 | } |
| 2553 | |
| 2554 | if (big) |
| 2555 | page = (void *)((u_long)&data.header.big + |
| 2556 | sizeof data.header.big + |
| 2557 | _2btol(data.header.big.blk_desc_len)); |
| 2558 | else |
| 2559 | page = (void *)((u_long)&data.header.small + |
| 2560 | sizeof data.header.small + |
| 2561 | data.header.small.blk_desc_len); |
| 2562 | |
| 2563 | page->port[0].channels = p0; |
| 2564 | page->port[1].channels = p1; |
| 2565 | page->port[2].channels = p2; |
| 2566 | page->port[3].channels = p3; |
| 2567 | |
| 2568 | return (cd_mode_select(cd, SMS_PF, &data, |
| 2569 | sizeof(struct scsi_mode_page_header) + page->pg_length, |
| 2570 | flags, big)); |
| 2571 | } |
| 2572 | |
| 2573 | static int |
| 2574 | cd_getvol(struct cd_softc *cd, struct ioc_vol *arg, int flags) |
| 2575 | { |
| 2576 | struct { |
| 2577 | union { |
| 2578 | struct scsi_mode_parameter_header_6 small; |
| 2579 | struct scsi_mode_parameter_header_10 big; |
| 2580 | } ; |
| 2581 | struct cd_audio_page page; |
| 2582 | } data; |
| 2583 | int error; |
| 2584 | int big, byte2; |
| 2585 | struct cd_audio_page *page; |
| 2586 | |
| 2587 | byte2 = SMS_DBD; |
| 2588 | try_again: |
| 2589 | if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), |
| 2590 | AUDIO_PAGE, flags, &big)) != 0) { |
| 2591 | if (byte2 == SMS_DBD) { |
| 2592 | /* Device may not understand DBD; retry without */ |
| 2593 | byte2 = 0; |
| 2594 | goto try_again; |
| 2595 | } |
| 2596 | return (error); |
| 2597 | } |
| 2598 | |
| 2599 | if (big) |
| 2600 | page = (void *)((u_long)&data.header.big + |
| 2601 | sizeof data.header.big + |
| 2602 | _2btol(data.header.big.blk_desc_len)); |
| 2603 | else |
| 2604 | page = (void *)((u_long)&data.header.small + |
| 2605 | sizeof data.header.small + |
| 2606 | data.header.small.blk_desc_len); |
| 2607 | |
| 2608 | arg->vol[0] = page->port[0].volume; |
| 2609 | arg->vol[1] = page->port[1].volume; |
| 2610 | arg->vol[2] = page->port[2].volume; |
| 2611 | arg->vol[3] = page->port[3].volume; |
| 2612 | |
| 2613 | return (0); |
| 2614 | } |
| 2615 | |
| 2616 | static int |
| 2617 | cd_setvol(struct cd_softc *cd, const struct ioc_vol *arg, int flags) |
| 2618 | { |
| 2619 | struct { |
| 2620 | union { |
| 2621 | struct scsi_mode_parameter_header_6 small; |
| 2622 | struct scsi_mode_parameter_header_10 big; |
| 2623 | } ; |
| 2624 | struct cd_audio_page page; |
| 2625 | } data, mask; |
| 2626 | int error; |
| 2627 | int big, byte2; |
| 2628 | struct cd_audio_page *page, *page2; |
| 2629 | |
| 2630 | byte2 = SMS_DBD; |
| 2631 | try_again: |
| 2632 | if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), |
| 2633 | AUDIO_PAGE, flags, &big)) != 0) { |
| 2634 | if (byte2 == SMS_DBD) { |
| 2635 | /* Device may not understand DBD; retry without */ |
| 2636 | byte2 = 0; |
| 2637 | goto try_again; |
| 2638 | } |
| 2639 | return (error); |
| 2640 | } |
| 2641 | if ((error = cd_mode_sense(cd, byte2, &mask, sizeof(mask.page), |
| 2642 | AUDIO_PAGE|SMS_PCTRL_CHANGEABLE, flags, &big)) != 0) |
| 2643 | return (error); |
| 2644 | |
| 2645 | if (big) { |
| 2646 | page = (void *)((u_long)&data.header.big + |
| 2647 | sizeof data.header.big + |
| 2648 | _2btol(data.header.big.blk_desc_len)); |
| 2649 | page2 = (void *)((u_long)&mask.header.big + |
| 2650 | sizeof mask.header.big + |
| 2651 | _2btol(mask.header.big.blk_desc_len)); |
| 2652 | } else { |
| 2653 | page = (void *)((u_long)&data.header.small + |
| 2654 | sizeof data.header.small + |
| 2655 | data.header.small.blk_desc_len); |
| 2656 | page2 = (void *)((u_long)&mask.header.small + |
| 2657 | sizeof mask.header.small + |
| 2658 | mask.header.small.blk_desc_len); |
| 2659 | } |
| 2660 | |
| 2661 | page->port[0].volume = arg->vol[0] & page2->port[0].volume; |
| 2662 | page->port[1].volume = arg->vol[1] & page2->port[1].volume; |
| 2663 | page->port[2].volume = arg->vol[2] & page2->port[2].volume; |
| 2664 | page->port[3].volume = arg->vol[3] & page2->port[3].volume; |
| 2665 | |
| 2666 | page->port[0].channels = CHANNEL_0; |
| 2667 | page->port[1].channels = CHANNEL_1; |
| 2668 | |
| 2669 | return (cd_mode_select(cd, SMS_PF, &data, |
| 2670 | sizeof(struct scsi_mode_page_header) + page->pg_length, |
| 2671 | flags, big)); |
| 2672 | } |
| 2673 | |
| 2674 | static int |
| 2675 | cd_load_unload(struct cd_softc *cd, struct ioc_load_unload *args) |
| 2676 | { |
| 2677 | struct scsipi_load_unload cmd; |
| 2678 | |
| 2679 | memset(&cmd, 0, sizeof(cmd)); |
| 2680 | cmd.opcode = LOAD_UNLOAD; |
| 2681 | cmd.options = args->options; /* ioctl uses MMC values */ |
| 2682 | cmd.slot = args->slot; |
| 2683 | |
| 2684 | return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, |
| 2685 | CDRETRIES, 200000, NULL, 0)); |
| 2686 | } |
| 2687 | |
| 2688 | static int |
| 2689 | cd_setblksize(struct cd_softc *cd) |
| 2690 | { |
| 2691 | struct { |
| 2692 | union { |
| 2693 | struct scsi_mode_parameter_header_6 small; |
| 2694 | struct scsi_mode_parameter_header_10 big; |
| 2695 | } ; |
| 2696 | struct scsi_general_block_descriptor blk_desc; |
| 2697 | } data; |
| 2698 | int error; |
| 2699 | int big, bsize; |
| 2700 | struct scsi_general_block_descriptor *bdesc; |
| 2701 | |
| 2702 | if ((error = cd_mode_sense(cd, 0, &data, sizeof(data.blk_desc), 0, 0, |
| 2703 | &big)) != 0) |
| 2704 | return (error); |
| 2705 | |
| 2706 | if (big) { |
| 2707 | bdesc = (void *)(&data.header.big + 1); |
| 2708 | bsize = _2btol(data.header.big.blk_desc_len); |
| 2709 | } else { |
| 2710 | bdesc = (void *)(&data.header.small + 1); |
| 2711 | bsize = data.header.small.blk_desc_len; |
| 2712 | } |
| 2713 | |
| 2714 | if (bsize == 0) { |
| 2715 | printf("cd_setblksize: trying to change bsize, but no blk_desc\n" ); |
| 2716 | return (EINVAL); |
| 2717 | } |
| 2718 | if (_3btol(bdesc->blklen) == 2048) { |
| 2719 | printf("cd_setblksize: trying to change bsize, but blk_desc is correct\n" ); |
| 2720 | return (EINVAL); |
| 2721 | } |
| 2722 | |
| 2723 | _lto3b(2048, bdesc->blklen); |
| 2724 | |
| 2725 | return (cd_mode_select(cd, SMS_PF, &data, sizeof(data.blk_desc), 0, |
| 2726 | big)); |
| 2727 | } |
| 2728 | |
| 2729 | |
| 2730 | static int |
| 2731 | mmc_profile2class(uint16_t mmc_profile) |
| 2732 | { |
| 2733 | switch (mmc_profile) { |
| 2734 | case 0x01 : /* SCSI discs */ |
| 2735 | case 0x02 : |
| 2736 | /* this can't happen really, cd.c wouldn't have matched */ |
| 2737 | return MMC_CLASS_DISC; |
| 2738 | case 0x03 : /* Magneto Optical with sector erase */ |
| 2739 | case 0x04 : /* Magneto Optical write once */ |
| 2740 | case 0x05 : /* Advance Storage Magneto Optical */ |
| 2741 | return MMC_CLASS_MO; |
| 2742 | case 0x00 : /* Unknown MMC profile, can also be CD-ROM */ |
| 2743 | case 0x08 : /* CD-ROM */ |
| 2744 | case 0x09 : /* CD-R */ |
| 2745 | case 0x0a : /* CD-RW */ |
| 2746 | return MMC_CLASS_CD; |
| 2747 | case 0x10 : /* DVD-ROM */ |
| 2748 | case 0x11 : /* DVD-R */ |
| 2749 | case 0x12 : /* DVD-RAM */ |
| 2750 | case 0x13 : /* DVD-RW restricted overwrite */ |
| 2751 | case 0x14 : /* DVD-RW sequential */ |
| 2752 | case 0x1a : /* DVD+RW */ |
| 2753 | case 0x1b : /* DVD+R */ |
| 2754 | case 0x2a : /* DVD+RW Dual layer */ |
| 2755 | case 0x2b : /* DVD+R Dual layer */ |
| 2756 | case 0x50 : /* HD DVD-ROM */ |
| 2757 | case 0x51 : /* HD DVD-R */ |
| 2758 | case 0x52 : /* HD DVD-RW; DVD-RAM like */ |
| 2759 | return MMC_CLASS_DVD; |
| 2760 | case 0x40 : /* BD-ROM */ |
| 2761 | case 0x41 : /* BD-R Sequential recording (SRM) */ |
| 2762 | case 0x42 : /* BD-R Ramdom Recording (RRM) */ |
| 2763 | case 0x43 : /* BD-RE */ |
| 2764 | return MMC_CLASS_BD; |
| 2765 | } |
| 2766 | return MMC_CLASS_UNKN; |
| 2767 | } |
| 2768 | |
| 2769 | |
| 2770 | /* |
| 2771 | * Drive/media combination is reflected in a series of features that can |
| 2772 | * either be current or dormant. We try to make sense out of them to create a |
| 2773 | * set of easy to use flags that abstract the device/media capabilities. |
| 2774 | */ |
| 2775 | |
| 2776 | static void |
| 2777 | mmc_process_feature(struct mmc_discinfo *mmc_discinfo, |
| 2778 | uint16_t feature, int cur, uint8_t *rpos) |
| 2779 | { |
| 2780 | uint32_t blockingnr; |
| 2781 | uint64_t flags; |
| 2782 | |
| 2783 | if (cur == 1) { |
| 2784 | flags = mmc_discinfo->mmc_cur; |
| 2785 | } else { |
| 2786 | flags = mmc_discinfo->mmc_cap; |
| 2787 | } |
| 2788 | |
| 2789 | switch (feature) { |
| 2790 | case 0x0010 : /* random readable feature */ |
| 2791 | blockingnr = rpos[5] | (rpos[4] << 8); |
| 2792 | if (blockingnr > 1) |
| 2793 | flags |= MMC_CAP_PACKET; |
| 2794 | |
| 2795 | /* RW error page */ |
| 2796 | break; |
| 2797 | case 0x0020 : /* random writable feature */ |
| 2798 | flags |= MMC_CAP_RECORDABLE; |
| 2799 | flags |= MMC_CAP_REWRITABLE; |
| 2800 | blockingnr = rpos[9] | (rpos[8] << 8); |
| 2801 | if (blockingnr > 1) |
| 2802 | flags |= MMC_CAP_PACKET; |
| 2803 | break; |
| 2804 | case 0x0021 : /* incremental streaming write feature */ |
| 2805 | flags |= MMC_CAP_RECORDABLE; |
| 2806 | flags |= MMC_CAP_SEQUENTIAL; |
| 2807 | if (cur) |
| 2808 | mmc_discinfo->link_block_penalty = rpos[4]; |
| 2809 | if (rpos[2] & 1) |
| 2810 | flags |= MMC_CAP_ZEROLINKBLK; |
| 2811 | break; |
| 2812 | case 0x0022 : /* (obsolete) erase support feature */ |
| 2813 | flags |= MMC_CAP_RECORDABLE; |
| 2814 | flags |= MMC_CAP_ERASABLE; |
| 2815 | break; |
| 2816 | case 0x0023 : /* formatting media support feature */ |
| 2817 | flags |= MMC_CAP_RECORDABLE; |
| 2818 | flags |= MMC_CAP_FORMATTABLE; |
| 2819 | break; |
| 2820 | case 0x0024 : /* hardware assised defect management feature */ |
| 2821 | flags |= MMC_CAP_HW_DEFECTFREE; |
| 2822 | break; |
| 2823 | case 0x0025 : /* write once */ |
| 2824 | flags |= MMC_CAP_RECORDABLE; |
| 2825 | break; |
| 2826 | case 0x0026 : /* restricted overwrite feature */ |
| 2827 | flags |= MMC_CAP_RECORDABLE; |
| 2828 | flags |= MMC_CAP_REWRITABLE; |
| 2829 | flags |= MMC_CAP_STRICTOVERWRITE; |
| 2830 | break; |
| 2831 | case 0x0028 : /* MRW formatted media support feature */ |
| 2832 | flags |= MMC_CAP_MRW; |
| 2833 | break; |
| 2834 | case 0x002b : /* DVD+R read (and opt. write) support */ |
| 2835 | flags |= MMC_CAP_SEQUENTIAL; |
| 2836 | if (rpos[0] & 1) /* write support */ |
| 2837 | flags |= MMC_CAP_RECORDABLE; |
| 2838 | break; |
| 2839 | case 0x002c : /* rigid restricted overwrite feature */ |
| 2840 | flags |= MMC_CAP_RECORDABLE; |
| 2841 | flags |= MMC_CAP_REWRITABLE; |
| 2842 | flags |= MMC_CAP_STRICTOVERWRITE; |
| 2843 | if (rpos[0] & 1) /* blank bit */ |
| 2844 | flags |= MMC_CAP_BLANKABLE; |
| 2845 | break; |
| 2846 | case 0x002d : /* track at once recording feature */ |
| 2847 | flags |= MMC_CAP_RECORDABLE; |
| 2848 | flags |= MMC_CAP_SEQUENTIAL; |
| 2849 | break; |
| 2850 | case 0x002f : /* DVD-R/-RW write feature */ |
| 2851 | flags |= MMC_CAP_RECORDABLE; |
| 2852 | if (rpos[0] & 2) /* DVD-RW bit */ |
| 2853 | flags |= MMC_CAP_BLANKABLE; |
| 2854 | break; |
| 2855 | case 0x0038 : /* BD-R SRM with pseudo overwrite */ |
| 2856 | flags |= MMC_CAP_PSEUDOOVERWRITE; |
| 2857 | break; |
| 2858 | default : |
| 2859 | /* ignore */ |
| 2860 | break; |
| 2861 | } |
| 2862 | |
| 2863 | if (cur == 1) { |
| 2864 | mmc_discinfo->mmc_cur = flags; |
| 2865 | } else { |
| 2866 | mmc_discinfo->mmc_cap = flags; |
| 2867 | } |
| 2868 | } |
| 2869 | |
| 2870 | static int |
| 2871 | mmc_getdiscinfo_cdrom(struct scsipi_periph *periph, |
| 2872 | struct mmc_discinfo *mmc_discinfo) |
| 2873 | { |
| 2874 | struct scsipi_read_toc gtoc_cmd; |
| 2875 | struct scsipi_toc_header *toc_hdr; |
| 2876 | struct scsipi_toc_msinfo *toc_msinfo; |
| 2877 | const uint32_t buffer_size = 1024; |
| 2878 | uint32_t req_size; |
| 2879 | uint8_t *buffer; |
| 2880 | int error, flags; |
| 2881 | |
| 2882 | buffer = malloc(buffer_size, M_TEMP, M_WAITOK); |
| 2883 | /* |
| 2884 | * Fabricate mmc_discinfo for CD-ROM. Some values are really `dont |
| 2885 | * care' but others might be of interest to programs. |
| 2886 | */ |
| 2887 | |
| 2888 | mmc_discinfo->disc_state = MMC_STATE_FULL; |
| 2889 | mmc_discinfo->last_session_state = MMC_STATE_FULL; |
| 2890 | mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; |
| 2891 | mmc_discinfo->link_block_penalty = 7; /* not relevant */ |
| 2892 | |
| 2893 | /* get number of sessions and first tracknr in last session */ |
| 2894 | flags = XS_CTL_DATA_IN; |
| 2895 | memset(>oc_cmd, 0, sizeof(gtoc_cmd)); |
| 2896 | gtoc_cmd.opcode = READ_TOC; |
| 2897 | gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ |
| 2898 | gtoc_cmd.resp_format = CD_TOC_MSINFO; /* multisession info */ |
| 2899 | gtoc_cmd.from_track = 0; /* reserved, must be 0 */ |
| 2900 | req_size = sizeof(*toc_hdr) + sizeof(*toc_msinfo); |
| 2901 | _lto2b(req_size, gtoc_cmd.data_len); |
| 2902 | |
| 2903 | error = scsipi_command(periph, |
| 2904 | (void *)>oc_cmd, sizeof(gtoc_cmd), |
| 2905 | (void *)buffer, req_size, |
| 2906 | CDRETRIES, 30000, NULL, flags); |
| 2907 | if (error) |
| 2908 | goto out; |
| 2909 | toc_hdr = (struct scsipi_toc_header *) buffer; |
| 2910 | toc_msinfo = (struct scsipi_toc_msinfo *) (buffer + 4); |
| 2911 | mmc_discinfo->num_sessions = toc_hdr->last - toc_hdr->first + 1; |
| 2912 | mmc_discinfo->first_track = toc_hdr->first; |
| 2913 | mmc_discinfo->first_track_last_session = toc_msinfo->tracknr; |
| 2914 | |
| 2915 | /* get last track of last session */ |
| 2916 | flags = XS_CTL_DATA_IN; |
| 2917 | gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ |
| 2918 | req_size = sizeof(*toc_hdr); |
| 2919 | _lto2b(req_size, gtoc_cmd.data_len); |
| 2920 | |
| 2921 | error = scsipi_command(periph, |
| 2922 | (void *)>oc_cmd, sizeof(gtoc_cmd), |
| 2923 | (void *)buffer, req_size, |
| 2924 | CDRETRIES, 30000, NULL, flags); |
| 2925 | if (error) |
| 2926 | goto out; |
| 2927 | toc_hdr = (struct scsipi_toc_header *) buffer; |
| 2928 | mmc_discinfo->last_track_last_session = toc_hdr->last; |
| 2929 | mmc_discinfo->num_tracks = toc_hdr->last - toc_hdr->first + 1; |
| 2930 | |
| 2931 | /* TODO how to handle disc_barcode and disc_id */ |
| 2932 | /* done */ |
| 2933 | |
| 2934 | out: |
| 2935 | free(buffer, M_TEMP); |
| 2936 | return error; |
| 2937 | } |
| 2938 | |
| 2939 | static int |
| 2940 | mmc_getdiscinfo_dvdrom(struct scsipi_periph *periph, |
| 2941 | struct mmc_discinfo *mmc_discinfo) |
| 2942 | { |
| 2943 | struct scsipi_read_toc gtoc_cmd; |
| 2944 | struct scsipi_toc_header toc_hdr; |
| 2945 | uint32_t req_size; |
| 2946 | int error, flags; |
| 2947 | |
| 2948 | /* |
| 2949 | * Fabricate mmc_discinfo for DVD-ROM. Some values are really `dont |
| 2950 | * care' but others might be of interest to programs. |
| 2951 | */ |
| 2952 | |
| 2953 | mmc_discinfo->disc_state = MMC_STATE_FULL; |
| 2954 | mmc_discinfo->last_session_state = MMC_STATE_FULL; |
| 2955 | mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; |
| 2956 | mmc_discinfo->link_block_penalty = 16; /* not relevant */ |
| 2957 | |
| 2958 | /* get number of sessions and first tracknr in last session */ |
| 2959 | flags = XS_CTL_DATA_IN; |
| 2960 | memset(>oc_cmd, 0, sizeof(gtoc_cmd)); |
| 2961 | gtoc_cmd.opcode = READ_TOC; |
| 2962 | gtoc_cmd.addr_mode = 0; /* LBA */ |
| 2963 | gtoc_cmd.resp_format = CD_TOC_FORM; /* multisession info */ |
| 2964 | gtoc_cmd.from_track = 1; /* first track */ |
| 2965 | req_size = sizeof(toc_hdr); |
| 2966 | _lto2b(req_size, gtoc_cmd.data_len); |
| 2967 | |
| 2968 | error = scsipi_command(periph, |
| 2969 | (void *)>oc_cmd, sizeof(gtoc_cmd), |
| 2970 | (void *)&toc_hdr, req_size, |
| 2971 | CDRETRIES, 30000, NULL, flags); |
| 2972 | if (error) |
| 2973 | return error; |
| 2974 | |
| 2975 | /* DVD-ROM squashes the track/session space */ |
| 2976 | mmc_discinfo->num_sessions = toc_hdr.last - toc_hdr.first + 1; |
| 2977 | mmc_discinfo->num_tracks = mmc_discinfo->num_sessions; |
| 2978 | mmc_discinfo->first_track = toc_hdr.first; |
| 2979 | mmc_discinfo->first_track_last_session = toc_hdr.last; |
| 2980 | mmc_discinfo->last_track_last_session = toc_hdr.last; |
| 2981 | |
| 2982 | /* TODO how to handle disc_barcode and disc_id */ |
| 2983 | /* done */ |
| 2984 | return 0; |
| 2985 | } |
| 2986 | |
| 2987 | static int |
| 2988 | mmc_getdiscinfo(struct scsipi_periph *periph, |
| 2989 | struct mmc_discinfo *mmc_discinfo) |
| 2990 | { |
| 2991 | struct scsipi_get_configuration gc_cmd; |
| 2992 | struct scsipi_get_conf_data *gc; |
| 2993 | struct scsipi_get_conf_feature *gcf; |
| 2994 | struct scsipi_read_discinfo di_cmd; |
| 2995 | struct scsipi_read_discinfo_data di __aligned(2); |
| 2996 | const uint32_t buffer_size = 1024; |
| 2997 | uint32_t feat_tbl_len, pos; |
| 2998 | u_long last_lba = 0; |
| 2999 | uint8_t *buffer, *fpos; |
| 3000 | int feature, last_feature, features_len, feature_cur, feature_len; |
| 3001 | int lsb, msb, error, flags; |
| 3002 | |
| 3003 | feat_tbl_len = buffer_size; |
| 3004 | |
| 3005 | buffer = malloc(buffer_size, M_TEMP, M_WAITOK); |
| 3006 | |
| 3007 | /* initialise structure */ |
| 3008 | memset(mmc_discinfo, 0, sizeof(struct mmc_discinfo)); |
| 3009 | mmc_discinfo->mmc_profile = 0x00; /* unknown */ |
| 3010 | mmc_discinfo->mmc_class = MMC_CLASS_UNKN; |
| 3011 | mmc_discinfo->mmc_cur = 0; |
| 3012 | mmc_discinfo->mmc_cap = 0; |
| 3013 | mmc_discinfo->link_block_penalty = 0; |
| 3014 | |
| 3015 | /* determine mmc profile and class */ |
| 3016 | flags = XS_CTL_DATA_IN; |
| 3017 | memset(&gc_cmd, 0, sizeof(gc_cmd)); |
| 3018 | gc_cmd.opcode = GET_CONFIGURATION; |
| 3019 | _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); |
| 3020 | |
| 3021 | gc = (struct scsipi_get_conf_data *) buffer; |
| 3022 | |
| 3023 | error = scsipi_command(periph, |
| 3024 | (void *)&gc_cmd, sizeof(gc_cmd), |
| 3025 | (void *) gc, GET_CONF_NO_FEATURES_LEN, |
| 3026 | CDRETRIES, 30000, NULL, flags); |
| 3027 | if (error) |
| 3028 | goto out; |
| 3029 | |
| 3030 | mmc_discinfo->mmc_profile = _2btol(gc->mmc_profile); |
| 3031 | mmc_discinfo->mmc_class = mmc_profile2class(mmc_discinfo->mmc_profile); |
| 3032 | |
| 3033 | /* assume 2048 sector size unless told otherwise */ |
| 3034 | mmc_discinfo->sector_size = 2048; |
| 3035 | error = read_cd_capacity(periph, &mmc_discinfo->sector_size, &last_lba); |
| 3036 | if (error) |
| 3037 | goto out; |
| 3038 | |
| 3039 | mmc_discinfo->last_possible_lba = (uint32_t) last_lba; |
| 3040 | |
| 3041 | /* Read in all features to determine device capabilities */ |
| 3042 | last_feature = feature = 0; |
| 3043 | do { |
| 3044 | /* determine mmc profile and class */ |
| 3045 | flags = XS_CTL_DATA_IN; |
| 3046 | memset(&gc_cmd, 0, sizeof(gc_cmd)); |
| 3047 | gc_cmd.opcode = GET_CONFIGURATION; |
| 3048 | _lto2b(last_feature, gc_cmd.start_at_feature); |
| 3049 | _lto2b(feat_tbl_len, gc_cmd.data_len); |
| 3050 | memset(gc, 0, feat_tbl_len); |
| 3051 | |
| 3052 | error = scsipi_command(periph, |
| 3053 | (void *)&gc_cmd, sizeof(gc_cmd), |
| 3054 | (void *) gc, feat_tbl_len, |
| 3055 | CDRETRIES, 30000, NULL, flags); |
| 3056 | if (error) { |
| 3057 | /* ieeek... break out of loop... i dunno what to do */ |
| 3058 | break; |
| 3059 | } |
| 3060 | |
| 3061 | features_len = _4btol(gc->data_len); |
| 3062 | if (features_len < 4 || features_len > feat_tbl_len) |
| 3063 | break; |
| 3064 | |
| 3065 | pos = 0; |
| 3066 | fpos = &gc->feature_desc[0]; |
| 3067 | while (pos < features_len - 4) { |
| 3068 | gcf = (struct scsipi_get_conf_feature *) fpos; |
| 3069 | |
| 3070 | feature = _2btol(gcf->featurecode); |
| 3071 | feature_cur = gcf->flags & 1; |
| 3072 | feature_len = gcf->additional_length; |
| 3073 | |
| 3074 | mmc_process_feature(mmc_discinfo, |
| 3075 | feature, feature_cur, |
| 3076 | gcf->feature_dependent); |
| 3077 | |
| 3078 | last_feature = MAX(last_feature, feature); |
| 3079 | #ifdef DIAGNOSTIC |
| 3080 | /* assert((feature_len & 3) == 0); */ |
| 3081 | if ((feature_len & 3) != 0) { |
| 3082 | printf("feature %d having length %d\n" , |
| 3083 | feature, feature_len); |
| 3084 | } |
| 3085 | #endif |
| 3086 | |
| 3087 | pos += 4 + feature_len; |
| 3088 | fpos += 4 + feature_len; |
| 3089 | } |
| 3090 | /* unlikely to ever grow past our 1kb buffer */ |
| 3091 | } while (features_len >= 0xffff); |
| 3092 | |
| 3093 | /* |
| 3094 | * Fixup CD-RW drives that are on crack. |
| 3095 | * |
| 3096 | * Some drives report the capability to incrementally write |
| 3097 | * sequentially on CD-R(W) media... nice, but this should not be |
| 3098 | * active for a fixed packet formatted CD-RW media. Other report the |
| 3099 | * ability of HW_DEFECTFREE even when the media is NOT MRW |
| 3100 | * formatted.... |
| 3101 | */ |
| 3102 | if (mmc_discinfo->mmc_profile == 0x0a) { |
| 3103 | if ((mmc_discinfo->mmc_cur & MMC_CAP_SEQUENTIAL) == 0) |
| 3104 | mmc_discinfo->mmc_cur |= MMC_CAP_STRICTOVERWRITE; |
| 3105 | if (mmc_discinfo->mmc_cur & MMC_CAP_STRICTOVERWRITE) |
| 3106 | mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; |
| 3107 | if (mmc_discinfo->mmc_cur & MMC_CAP_MRW) { |
| 3108 | mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; |
| 3109 | mmc_discinfo->mmc_cur &= ~MMC_CAP_STRICTOVERWRITE; |
| 3110 | } else { |
| 3111 | mmc_discinfo->mmc_cur &= ~MMC_CAP_HW_DEFECTFREE; |
| 3112 | } |
| 3113 | } |
| 3114 | if (mmc_discinfo->mmc_profile == 0x09) { |
| 3115 | mmc_discinfo->mmc_cur &= ~MMC_CAP_REWRITABLE; |
| 3116 | } |
| 3117 | |
| 3118 | #ifdef DEBUG |
| 3119 | printf("CD mmc %d, mmc_cur 0x%" PRIx64", mmc_cap 0x%" PRIx64"\n" , |
| 3120 | mmc_discinfo->mmc_profile, |
| 3121 | mmc_discinfo->mmc_cur, mmc_discinfo->mmc_cap); |
| 3122 | #endif |
| 3123 | |
| 3124 | /* read in disc state and number of sessions and tracks */ |
| 3125 | flags = XS_CTL_DATA_IN | XS_CTL_SILENT; |
| 3126 | memset(&di_cmd, 0, sizeof(di_cmd)); |
| 3127 | di_cmd.opcode = READ_DISCINFO; |
| 3128 | di_cmd.data_len[1] = READ_DISCINFO_BIGSIZE; |
| 3129 | |
| 3130 | error = scsipi_command(periph, |
| 3131 | (void *)&di_cmd, sizeof(di_cmd), |
| 3132 | (void *)&di, READ_DISCINFO_BIGSIZE, |
| 3133 | CDRETRIES, 30000, NULL, flags); |
| 3134 | |
| 3135 | if (error) { |
| 3136 | /* discinfo call failed, emulate for cd-rom/dvd-rom */ |
| 3137 | if (mmc_discinfo->mmc_profile == 0x08) /* CD-ROM */ |
| 3138 | return mmc_getdiscinfo_cdrom(periph, mmc_discinfo); |
| 3139 | if (mmc_discinfo->mmc_profile == 0x10) /* DVD-ROM */ |
| 3140 | return mmc_getdiscinfo_dvdrom(periph, mmc_discinfo); |
| 3141 | /* CD/DVD drive is violating specs */ |
| 3142 | error = EIO; |
| 3143 | goto out; |
| 3144 | } |
| 3145 | |
| 3146 | /* call went OK */ |
| 3147 | mmc_discinfo->disc_state = di.disc_state & 3; |
| 3148 | mmc_discinfo->last_session_state = (di.disc_state >> 2) & 3; |
| 3149 | mmc_discinfo->bg_format_state = (di.disc_state2 & 3); |
| 3150 | |
| 3151 | lsb = di.num_sessions_lsb; |
| 3152 | msb = di.num_sessions_msb; |
| 3153 | mmc_discinfo->num_sessions = lsb | (msb << 8); |
| 3154 | |
| 3155 | mmc_discinfo->first_track = di.first_track; |
| 3156 | lsb = di.first_track_last_session_lsb; |
| 3157 | msb = di.first_track_last_session_msb; |
| 3158 | mmc_discinfo->first_track_last_session = lsb | (msb << 8); |
| 3159 | lsb = di.last_track_last_session_lsb; |
| 3160 | msb = di.last_track_last_session_msb; |
| 3161 | mmc_discinfo->last_track_last_session = lsb | (msb << 8); |
| 3162 | |
| 3163 | mmc_discinfo->num_tracks = mmc_discinfo->last_track_last_session - |
| 3164 | mmc_discinfo->first_track + 1; |
| 3165 | |
| 3166 | /* set misc. flags and parameters from this disc info */ |
| 3167 | if (di.disc_state & 16) |
| 3168 | mmc_discinfo->mmc_cur |= MMC_CAP_BLANKABLE; |
| 3169 | |
| 3170 | if (di.disc_state2 & 128) { |
| 3171 | mmc_discinfo->disc_id = _4btol(di.discid); |
| 3172 | mmc_discinfo->disc_flags |= MMC_DFLAGS_DISCIDVALID; |
| 3173 | } |
| 3174 | if (di.disc_state2 & 64) { |
| 3175 | mmc_discinfo->disc_barcode = _8btol(di.disc_bar_code); |
| 3176 | mmc_discinfo->disc_flags |= MMC_DFLAGS_BARCODEVALID; |
| 3177 | } |
| 3178 | if (di.disc_state2 & 32) |
| 3179 | mmc_discinfo->disc_flags |= MMC_DFLAGS_UNRESTRICTED; |
| 3180 | |
| 3181 | if (di.disc_state2 & 16) { |
| 3182 | mmc_discinfo->application_code = di.application_code; |
| 3183 | mmc_discinfo->disc_flags |= MMC_DFLAGS_APPCODEVALID; |
| 3184 | } |
| 3185 | |
| 3186 | /* done */ |
| 3187 | |
| 3188 | out: |
| 3189 | free(buffer, M_TEMP); |
| 3190 | return error; |
| 3191 | } |
| 3192 | |
| 3193 | static int |
| 3194 | mmc_gettrackinfo_cdrom(struct scsipi_periph *periph, |
| 3195 | struct mmc_trackinfo *trackinfo) |
| 3196 | { |
| 3197 | struct scsipi_read_toc gtoc_cmd; |
| 3198 | struct scsipi_toc_header *toc_hdr; |
| 3199 | struct scsipi_toc_rawtoc *rawtoc; |
| 3200 | uint32_t track_start, track_size; |
| 3201 | uint32_t last_recorded, next_writable; |
| 3202 | uint32_t lba, next_track_start, lead_out; |
| 3203 | const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ |
| 3204 | uint8_t *buffer; |
| 3205 | uint8_t track_sessionnr, sessionnr, adr, tno, point; |
| 3206 | uint8_t control, tmin, tsec, tframe, pmin, psec, pframe; |
| 3207 | int size, req_size; |
| 3208 | int error, flags; |
| 3209 | |
| 3210 | buffer = malloc(buffer_size, M_TEMP, M_WAITOK); |
| 3211 | |
| 3212 | /* |
| 3213 | * Emulate read trackinfo for CD-ROM using the raw-TOC. |
| 3214 | * |
| 3215 | * Not all information is present and this presents a problem. Track |
| 3216 | * starts are known for each track but other values are deducted. |
| 3217 | * |
| 3218 | * For a complete overview of `magic' values used here, see the |
| 3219 | * SCSI/ATAPI MMC documentation. Note that the `magic' values have no |
| 3220 | * names, they are specified as numbers. |
| 3221 | */ |
| 3222 | |
| 3223 | /* get raw toc to process, first header to check size */ |
| 3224 | flags = XS_CTL_DATA_IN | XS_CTL_SILENT; |
| 3225 | memset(>oc_cmd, 0, sizeof(gtoc_cmd)); |
| 3226 | gtoc_cmd.opcode = READ_TOC; |
| 3227 | gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ |
| 3228 | gtoc_cmd.resp_format = CD_TOC_RAW; /* raw toc */ |
| 3229 | gtoc_cmd.from_track = 1; /* first session */ |
| 3230 | req_size = sizeof(*toc_hdr); |
| 3231 | _lto2b(req_size, gtoc_cmd.data_len); |
| 3232 | |
| 3233 | error = scsipi_command(periph, |
| 3234 | (void *)>oc_cmd, sizeof(gtoc_cmd), |
| 3235 | (void *)buffer, req_size, |
| 3236 | CDRETRIES, 30000, NULL, flags); |
| 3237 | if (error) |
| 3238 | goto out; |
| 3239 | toc_hdr = (struct scsipi_toc_header *) buffer; |
| 3240 | if (_2btol(toc_hdr->length) > buffer_size - 2) { |
| 3241 | #ifdef DIAGNOSTIC |
| 3242 | printf("increase buffersize in mmc_readtrackinfo_cdrom\n" ); |
| 3243 | #endif |
| 3244 | error = ENOBUFS; |
| 3245 | goto out; |
| 3246 | } |
| 3247 | |
| 3248 | /* read in complete raw toc */ |
| 3249 | req_size = _2btol(toc_hdr->length); |
| 3250 | req_size = 2*((req_size + 1) / 2); /* for ATAPI */ |
| 3251 | _lto2b(req_size, gtoc_cmd.data_len); |
| 3252 | |
| 3253 | error = scsipi_command(periph, |
| 3254 | (void *)>oc_cmd, sizeof(gtoc_cmd), |
| 3255 | (void *)buffer, req_size, |
| 3256 | CDRETRIES, 30000, NULL, flags); |
| 3257 | if (error) |
| 3258 | goto out; |
| 3259 | |
| 3260 | toc_hdr = (struct scsipi_toc_header *) buffer; |
| 3261 | rawtoc = (struct scsipi_toc_rawtoc *) (buffer + 4); |
| 3262 | |
| 3263 | track_start = 0; |
| 3264 | track_size = 0; |
| 3265 | last_recorded = 0; |
| 3266 | next_writable = 0; |
| 3267 | flags = 0; |
| 3268 | |
| 3269 | next_track_start = 0; |
| 3270 | track_sessionnr = MAXTRACK; /* by definition */ |
| 3271 | lead_out = 0; |
| 3272 | |
| 3273 | size = req_size - sizeof(struct scsipi_toc_header) + 1; |
| 3274 | while (size > 0) { |
| 3275 | /* get track start and session end */ |
| 3276 | tno = rawtoc->tno; |
| 3277 | sessionnr = rawtoc->sessionnr; |
| 3278 | adr = rawtoc->adrcontrol >> 4; |
| 3279 | control = rawtoc->adrcontrol & 0xf; |
| 3280 | point = rawtoc->point; |
| 3281 | tmin = rawtoc->min; |
| 3282 | tsec = rawtoc->sec; |
| 3283 | tframe = rawtoc->frame; |
| 3284 | pmin = rawtoc->pmin; |
| 3285 | psec = rawtoc->psec; |
| 3286 | pframe = rawtoc->pframe; |
| 3287 | |
| 3288 | if (tno == 0 && sessionnr && adr == 1) { |
| 3289 | lba = hmsf2lba(0, pmin, psec, pframe); |
| 3290 | if (point == trackinfo->tracknr) { |
| 3291 | track_start = lba; |
| 3292 | track_sessionnr = sessionnr; |
| 3293 | } |
| 3294 | if (point == trackinfo->tracknr + 1) { |
| 3295 | /* estimate size */ |
| 3296 | track_size = lba - track_start; |
| 3297 | next_track_start = lba; |
| 3298 | } |
| 3299 | if (point == 0xa2) { |
| 3300 | lead_out = lba; |
| 3301 | } |
| 3302 | if (point <= 0x63) { |
| 3303 | /* CD's ok, DVD are glued */ |
| 3304 | /* last_tracknr = point; */ |
| 3305 | } |
| 3306 | if (sessionnr == track_sessionnr) { |
| 3307 | last_recorded = lead_out; |
| 3308 | } |
| 3309 | } |
| 3310 | if (tno == 0 && sessionnr && adr == 5) { |
| 3311 | lba = hmsf2lba(0, tmin, tsec, tframe); |
| 3312 | if (sessionnr == track_sessionnr) { |
| 3313 | next_writable = lba; |
| 3314 | } |
| 3315 | } |
| 3316 | |
| 3317 | if ((control & (3<<2)) == 4) /* 01xxb */ |
| 3318 | flags |= MMC_TRACKINFO_DATA; |
| 3319 | if ((control & (1<<2)) == 0) { /* x0xxb */ |
| 3320 | flags |= MMC_TRACKINFO_AUDIO; |
| 3321 | if (control & 1) /* xxx1b */ |
| 3322 | flags |= MMC_TRACKINFO_PRE_EMPH; |
| 3323 | } |
| 3324 | |
| 3325 | rawtoc++; |
| 3326 | size -= sizeof(struct scsipi_toc_rawtoc); |
| 3327 | } |
| 3328 | |
| 3329 | /* process found values; some voodoo */ |
| 3330 | /* if no tracksize tracknr is the last of the disc */ |
| 3331 | if ((track_size == 0) && last_recorded) { |
| 3332 | track_size = last_recorded - track_start; |
| 3333 | } |
| 3334 | /* if last_recorded < tracksize, tracksize is overestimated */ |
| 3335 | if (last_recorded) { |
| 3336 | if (last_recorded - track_start <= track_size) { |
| 3337 | track_size = last_recorded - track_start; |
| 3338 | flags |= MMC_TRACKINFO_LRA_VALID; |
| 3339 | } |
| 3340 | } |
| 3341 | /* check if its a the last track of the sector */ |
| 3342 | if (next_writable) { |
| 3343 | if (next_track_start > next_writable) |
| 3344 | flags |= MMC_TRACKINFO_NWA_VALID; |
| 3345 | } |
| 3346 | |
| 3347 | /* no flag set -> no values */ |
| 3348 | if ((flags & MMC_TRACKINFO_LRA_VALID) == 0) |
| 3349 | last_recorded = 0; |
| 3350 | if ((flags & MMC_TRACKINFO_NWA_VALID) == 0) |
| 3351 | next_writable = 0; |
| 3352 | |
| 3353 | /* fill in */ |
| 3354 | /* trackinfo->tracknr preserved */ |
| 3355 | trackinfo->sessionnr = track_sessionnr; |
| 3356 | trackinfo->track_mode = 7; /* data, incremental */ |
| 3357 | trackinfo->data_mode = 8; /* 2048 bytes mode1 */ |
| 3358 | |
| 3359 | trackinfo->flags = flags; |
| 3360 | trackinfo->track_start = track_start; |
| 3361 | trackinfo->next_writable = next_writable; |
| 3362 | trackinfo->free_blocks = 0; |
| 3363 | trackinfo->packet_size = 1; |
| 3364 | trackinfo->track_size = track_size; |
| 3365 | trackinfo->last_recorded = last_recorded; |
| 3366 | |
| 3367 | out: |
| 3368 | free(buffer, M_TEMP); |
| 3369 | return error; |
| 3370 | |
| 3371 | } |
| 3372 | |
| 3373 | static int |
| 3374 | mmc_gettrackinfo_dvdrom(struct scsipi_periph *periph, |
| 3375 | struct mmc_trackinfo *trackinfo) |
| 3376 | { |
| 3377 | struct scsipi_read_toc gtoc_cmd; |
| 3378 | struct scsipi_toc_header *toc_hdr; |
| 3379 | struct scsipi_toc_formatted *toc; |
| 3380 | uint32_t tracknr, track_start, track_size; |
| 3381 | uint32_t lba, lead_out; |
| 3382 | const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ |
| 3383 | uint8_t *buffer; |
| 3384 | uint8_t control, last_tracknr; |
| 3385 | int size, req_size; |
| 3386 | int error, flags; |
| 3387 | |
| 3388 | |
| 3389 | buffer = malloc(buffer_size, M_TEMP, M_WAITOK); |
| 3390 | /* |
| 3391 | * Emulate read trackinfo for DVD-ROM. We can't use the raw-TOC as the |
| 3392 | * CD-ROM emulation uses since the specification tells us that no such |
| 3393 | * thing is defined for DVD's. The reason for this is due to the large |
| 3394 | * number of tracks and that would clash with the `magic' values. This |
| 3395 | * suxs. |
| 3396 | * |
| 3397 | * Not all information is present and this presents a problem. |
| 3398 | * Track starts are known for each track but other values are |
| 3399 | * deducted. |
| 3400 | */ |
| 3401 | |
| 3402 | /* get formatted toc to process, first header to check size */ |
| 3403 | flags = XS_CTL_DATA_IN | XS_CTL_SILENT; |
| 3404 | memset(>oc_cmd, 0, sizeof(gtoc_cmd)); |
| 3405 | gtoc_cmd.opcode = READ_TOC; |
| 3406 | gtoc_cmd.addr_mode = 0; /* lba's please */ |
| 3407 | gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ |
| 3408 | gtoc_cmd.from_track = 1; /* first track */ |
| 3409 | req_size = sizeof(*toc_hdr); |
| 3410 | _lto2b(req_size, gtoc_cmd.data_len); |
| 3411 | |
| 3412 | error = scsipi_command(periph, |
| 3413 | (void *)>oc_cmd, sizeof(gtoc_cmd), |
| 3414 | (void *)buffer, req_size, |
| 3415 | CDRETRIES, 30000, NULL, flags); |
| 3416 | if (error) |
| 3417 | goto out; |
| 3418 | toc_hdr = (struct scsipi_toc_header *) buffer; |
| 3419 | if (_2btol(toc_hdr->length) > buffer_size - 2) { |
| 3420 | #ifdef DIAGNOSTIC |
| 3421 | printf("incease buffersize in mmc_readtrackinfo_dvdrom\n" ); |
| 3422 | #endif |
| 3423 | error = ENOBUFS; |
| 3424 | goto out; |
| 3425 | } |
| 3426 | |
| 3427 | /* read in complete formatted toc */ |
| 3428 | req_size = _2btol(toc_hdr->length); |
| 3429 | _lto2b(req_size, gtoc_cmd.data_len); |
| 3430 | |
| 3431 | error = scsipi_command(periph, |
| 3432 | (void *)>oc_cmd, sizeof(gtoc_cmd), |
| 3433 | (void *)buffer, req_size, |
| 3434 | CDRETRIES, 30000, NULL, flags); |
| 3435 | if (error) |
| 3436 | goto out; |
| 3437 | |
| 3438 | toc_hdr = (struct scsipi_toc_header *) buffer; |
| 3439 | toc = (struct scsipi_toc_formatted *) (buffer + 4); |
| 3440 | |
| 3441 | /* as in read disc info, all sessions are converted to tracks */ |
| 3442 | /* track 1.. -> offsets, sizes can be (rougly) estimated (16 ECC) */ |
| 3443 | /* last track -> we got the size from the lead-out */ |
| 3444 | |
| 3445 | tracknr = 0; |
| 3446 | last_tracknr = toc_hdr->last; |
| 3447 | track_start = 0; |
| 3448 | track_size = 0; |
| 3449 | lead_out = 0; |
| 3450 | flags = 0; |
| 3451 | |
| 3452 | size = req_size - sizeof(struct scsipi_toc_header) + 1; |
| 3453 | while (size > 0) { |
| 3454 | /* remember, DVD-ROM: tracknr == sessionnr */ |
| 3455 | lba = _4btol(toc->msf_lba); |
| 3456 | tracknr = toc->tracknr; |
| 3457 | control = toc->adrcontrol & 0xf; |
| 3458 | |
| 3459 | if (trackinfo->tracknr == tracknr) { |
| 3460 | track_start = lba; |
| 3461 | } |
| 3462 | if (trackinfo->tracknr == tracknr+1) { |
| 3463 | track_size = lba - track_start; |
| 3464 | track_size -= 16; /* link block ? */ |
| 3465 | } |
| 3466 | if (tracknr == 0xAA) { |
| 3467 | lead_out = lba; |
| 3468 | } |
| 3469 | |
| 3470 | if ((control & (3<<2)) == 4) /* 01xxb */ |
| 3471 | flags |= MMC_TRACKINFO_DATA; |
| 3472 | if ((control & (1<<2)) == 0) { /* x0xxb */ |
| 3473 | flags |= MMC_TRACKINFO_AUDIO; |
| 3474 | if (control & (1<<3)) /* 10xxb */ |
| 3475 | flags |= MMC_TRACKINFO_AUDIO_4CHAN; |
| 3476 | if (control & 1) /* xxx1b */ |
| 3477 | flags |= MMC_TRACKINFO_PRE_EMPH; |
| 3478 | } |
| 3479 | |
| 3480 | toc++; |
| 3481 | size -= sizeof(struct scsipi_toc_formatted); |
| 3482 | } |
| 3483 | if (trackinfo->tracknr == last_tracknr) { |
| 3484 | track_size = lead_out - track_start; |
| 3485 | } |
| 3486 | |
| 3487 | /* fill in */ |
| 3488 | /* trackinfo->tracknr preserved */ |
| 3489 | trackinfo->sessionnr = trackinfo->tracknr; |
| 3490 | trackinfo->track_mode = 0; /* unknown */ |
| 3491 | trackinfo->data_mode = 8; /* 2048 bytes mode1 */ |
| 3492 | |
| 3493 | trackinfo->flags = flags; |
| 3494 | trackinfo->track_start = track_start; |
| 3495 | trackinfo->next_writable = 0; |
| 3496 | trackinfo->free_blocks = 0; |
| 3497 | trackinfo->packet_size = 16; /* standard length 16 blocks ECC */ |
| 3498 | trackinfo->track_size = track_size; |
| 3499 | trackinfo->last_recorded = 0; |
| 3500 | |
| 3501 | out: |
| 3502 | free(buffer, M_TEMP); |
| 3503 | return error; |
| 3504 | } |
| 3505 | |
| 3506 | static int |
| 3507 | mmc_gettrackinfo(struct scsipi_periph *periph, |
| 3508 | struct mmc_trackinfo *trackinfo) |
| 3509 | { |
| 3510 | struct scsipi_read_trackinfo ti_cmd; |
| 3511 | struct scsipi_read_trackinfo_data ti __aligned(2); |
| 3512 | struct scsipi_get_configuration gc_cmd; |
| 3513 | struct scsipi_get_conf_data gc __aligned(2); |
| 3514 | int error, flags; |
| 3515 | int mmc_profile; |
| 3516 | |
| 3517 | /* set up SCSI call with track number from trackinfo.tracknr */ |
| 3518 | flags = XS_CTL_DATA_IN | XS_CTL_SILENT; |
| 3519 | memset(&ti_cmd, 0, sizeof(ti_cmd)); |
| 3520 | ti_cmd.opcode = READ_TRACKINFO; |
| 3521 | ti_cmd.addr_type = READ_TRACKINFO_ADDR_TRACK; |
| 3522 | ti_cmd.data_len[1] = READ_TRACKINFO_RETURNSIZE; |
| 3523 | |
| 3524 | /* trackinfo.tracknr contains number of tracks to query */ |
| 3525 | _lto4b(trackinfo->tracknr, ti_cmd.address); |
| 3526 | error = scsipi_command(periph, |
| 3527 | (void *)&ti_cmd, sizeof(ti_cmd), |
| 3528 | (void *)&ti, READ_TRACKINFO_RETURNSIZE, |
| 3529 | CDRETRIES, 30000, NULL, flags); |
| 3530 | |
| 3531 | if (error) { |
| 3532 | /* trackinfo call failed, emulate for cd-rom/dvd-rom */ |
| 3533 | /* first determine mmc profile */ |
| 3534 | flags = XS_CTL_DATA_IN; |
| 3535 | memset(&gc_cmd, 0, sizeof(gc_cmd)); |
| 3536 | gc_cmd.opcode = GET_CONFIGURATION; |
| 3537 | _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); |
| 3538 | |
| 3539 | error = scsipi_command(periph, |
| 3540 | (void *)&gc_cmd, sizeof(gc_cmd), |
| 3541 | (void *)&gc, GET_CONF_NO_FEATURES_LEN, |
| 3542 | CDRETRIES, 30000, NULL, flags); |
| 3543 | if (error) |
| 3544 | return error; |
| 3545 | mmc_profile = _2btol(gc.mmc_profile); |
| 3546 | |
| 3547 | /* choose emulation */ |
| 3548 | if (mmc_profile == 0x08) /* CD-ROM */ |
| 3549 | return mmc_gettrackinfo_cdrom(periph, trackinfo); |
| 3550 | if (mmc_profile == 0x10) /* DVD-ROM */ |
| 3551 | return mmc_gettrackinfo_dvdrom(periph, trackinfo); |
| 3552 | /* CD/DVD drive is violating specs */ |
| 3553 | return EIO; |
| 3554 | } |
| 3555 | |
| 3556 | /* (re)initialise structure */ |
| 3557 | memset(trackinfo, 0, sizeof(struct mmc_trackinfo)); |
| 3558 | |
| 3559 | /* account for short returns screwing up track and session msb */ |
| 3560 | if ((ti.data_len[1] | (ti.data_len[0] << 8)) <= 32) { |
| 3561 | ti.track_msb = 0; |
| 3562 | ti.session_msb = 0; |
| 3563 | } |
| 3564 | |
| 3565 | trackinfo->tracknr = ti.track_lsb | (ti.track_msb << 8); |
| 3566 | trackinfo->sessionnr = ti.session_lsb | (ti.session_msb << 8); |
| 3567 | trackinfo->track_mode = ti.track_info_1 & 0xf; |
| 3568 | trackinfo->data_mode = ti.track_info_2 & 0xf; |
| 3569 | |
| 3570 | flags = 0; |
| 3571 | if (ti.track_info_1 & 0x10) |
| 3572 | flags |= MMC_TRACKINFO_COPY; |
| 3573 | if (ti.track_info_1 & 0x20) |
| 3574 | flags |= MMC_TRACKINFO_DAMAGED; |
| 3575 | if (ti.track_info_2 & 0x10) |
| 3576 | flags |= MMC_TRACKINFO_FIXED_PACKET; |
| 3577 | if (ti.track_info_2 & 0x20) |
| 3578 | flags |= MMC_TRACKINFO_INCREMENTAL; |
| 3579 | if (ti.track_info_2 & 0x40) |
| 3580 | flags |= MMC_TRACKINFO_BLANK; |
| 3581 | if (ti.track_info_2 & 0x80) |
| 3582 | flags |= MMC_TRACKINFO_RESERVED; |
| 3583 | if (ti.data_valid & 0x01) |
| 3584 | flags |= MMC_TRACKINFO_NWA_VALID; |
| 3585 | if (ti.data_valid & 0x02) |
| 3586 | flags |= MMC_TRACKINFO_LRA_VALID; |
| 3587 | if ((trackinfo->track_mode & (3<<2)) == 4) /* 01xxb */ |
| 3588 | flags |= MMC_TRACKINFO_DATA; |
| 3589 | if ((trackinfo->track_mode & (1<<2)) == 0) { /* x0xxb */ |
| 3590 | flags |= MMC_TRACKINFO_AUDIO; |
| 3591 | if (trackinfo->track_mode & (1<<3)) /* 10xxb */ |
| 3592 | flags |= MMC_TRACKINFO_AUDIO_4CHAN; |
| 3593 | if (trackinfo->track_mode & 1) /* xxx1b */ |
| 3594 | flags |= MMC_TRACKINFO_PRE_EMPH; |
| 3595 | } |
| 3596 | |
| 3597 | trackinfo->flags = flags; |
| 3598 | trackinfo->track_start = _4btol(ti.track_start); |
| 3599 | trackinfo->next_writable = _4btol(ti.next_writable); |
| 3600 | trackinfo->free_blocks = _4btol(ti.free_blocks); |
| 3601 | trackinfo->packet_size = _4btol(ti.packet_size); |
| 3602 | trackinfo->track_size = _4btol(ti.track_size); |
| 3603 | trackinfo->last_recorded = _4btol(ti.last_recorded); |
| 3604 | |
| 3605 | return 0; |
| 3606 | } |
| 3607 | |
| 3608 | static int |
| 3609 | mmc_doclose(struct scsipi_periph *periph, int param, int func) { |
| 3610 | struct scsipi_close_tracksession close_cmd; |
| 3611 | int error, flags; |
| 3612 | |
| 3613 | /* set up SCSI call with track number */ |
| 3614 | flags = XS_CTL_DATA_OUT; |
| 3615 | memset(&close_cmd, 0, sizeof(close_cmd)); |
| 3616 | close_cmd.opcode = CLOSE_TRACKSESSION; |
| 3617 | close_cmd.function = func; |
| 3618 | _lto2b(param, close_cmd.tracksessionnr); |
| 3619 | |
| 3620 | error = scsipi_command(periph, |
| 3621 | (void *) &close_cmd, sizeof(close_cmd), |
| 3622 | NULL, 0, |
| 3623 | CDRETRIES, 120000, NULL, flags); |
| 3624 | |
| 3625 | return error; |
| 3626 | } |
| 3627 | |
| 3628 | static int |
| 3629 | mmc_do_closetrack(struct scsipi_periph *periph, struct mmc_op *mmc_op) |
| 3630 | { |
| 3631 | int mmc_profile = mmc_op->mmc_profile; |
| 3632 | |
| 3633 | switch (mmc_profile) { |
| 3634 | case 0x12 : /* DVD-RAM */ |
| 3635 | case 0x1a : /* DVD+RW */ |
| 3636 | case 0x2a : /* DVD+RW Dual layer */ |
| 3637 | case 0x42 : /* BD-R Ramdom Recording (RRM) */ |
| 3638 | case 0x43 : /* BD-RE */ |
| 3639 | case 0x52 : /* HD DVD-RW ; DVD-RAM like */ |
| 3640 | return EINVAL; |
| 3641 | } |
| 3642 | |
| 3643 | return mmc_doclose(periph, mmc_op->tracknr, 1); |
| 3644 | } |
| 3645 | |
| 3646 | static int |
| 3647 | mmc_do_close_or_finalise(struct scsipi_periph *periph, struct mmc_op *mmc_op) |
| 3648 | { |
| 3649 | uint8_t blob[MS5LEN], *page5; |
| 3650 | int mmc_profile = mmc_op->mmc_profile; |
| 3651 | int func, close, flags; |
| 3652 | int error; |
| 3653 | |
| 3654 | close = (mmc_op->operation == MMC_OP_CLOSESESSION); |
| 3655 | |
| 3656 | switch (mmc_profile) { |
| 3657 | case 0x09 : /* CD-R */ |
| 3658 | case 0x0a : /* CD-RW */ |
| 3659 | /* Special case : need to update MS field in mode page 5 */ |
| 3660 | memset(blob, 0, sizeof(blob)); |
| 3661 | page5 = blob+8; |
| 3662 | |
| 3663 | flags = XS_CTL_DATA_IN; |
| 3664 | error = scsipi_mode_sense_big(periph, SMS_PF, 5, |
| 3665 | (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); |
| 3666 | if (error) |
| 3667 | return error; |
| 3668 | |
| 3669 | /* set multi session field when closing a session only */ |
| 3670 | page5[3] &= 63; |
| 3671 | if (close) |
| 3672 | page5[3] |= 3 << 6; |
| 3673 | |
| 3674 | flags = XS_CTL_DATA_OUT; |
| 3675 | error = scsipi_mode_select_big(periph, SMS_PF, |
| 3676 | (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); |
| 3677 | if (error) |
| 3678 | return error; |
| 3679 | /* and use funtion 2 */ |
| 3680 | func = 2; |
| 3681 | break; |
| 3682 | case 0x11 : /* DVD-R (DL) */ |
| 3683 | case 0x13 : /* DVD-RW restricted overwrite */ |
| 3684 | case 0x14 : /* DVD-RW sequential */ |
| 3685 | func = close ? 2 : 3; |
| 3686 | break; |
| 3687 | case 0x1b : /* DVD+R */ |
| 3688 | case 0x2b : /* DVD+R Dual layer */ |
| 3689 | case 0x51 : /* HD DVD-R */ |
| 3690 | case 0x41 : /* BD-R Sequential recording (SRM) */ |
| 3691 | func = close ? 2 : 6; |
| 3692 | break; |
| 3693 | case 0x12 : /* DVD-RAM */ |
| 3694 | case 0x1a : /* DVD+RW */ |
| 3695 | case 0x2a : /* DVD+RW Dual layer */ |
| 3696 | case 0x42 : /* BD-R Ramdom Recording (RRM) */ |
| 3697 | case 0x43 : /* BD-RE */ |
| 3698 | case 0x52 : /* HD DVD-RW; DVD-RAM like */ |
| 3699 | return EINVAL; |
| 3700 | default: |
| 3701 | printf("MMC close/finalise passed wrong device type! (%d)\n" , |
| 3702 | mmc_profile); |
| 3703 | return EINVAL; |
| 3704 | } |
| 3705 | |
| 3706 | return mmc_doclose(periph, mmc_op->sessionnr, func); |
| 3707 | } |
| 3708 | |
| 3709 | static int |
| 3710 | mmc_do_reserve_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) |
| 3711 | { |
| 3712 | struct scsipi_reserve_track reserve_cmd; |
| 3713 | uint32_t extent; |
| 3714 | int error, flags; |
| 3715 | |
| 3716 | /* TODO make mmc safeguards? */ |
| 3717 | extent = mmc_op->extent; |
| 3718 | /* TODO min/max support? */ |
| 3719 | |
| 3720 | /* set up SCSI call with requested space */ |
| 3721 | flags = XS_CTL_DATA_OUT; |
| 3722 | memset(&reserve_cmd, 0, sizeof(reserve_cmd)); |
| 3723 | reserve_cmd.opcode = RESERVE_TRACK; |
| 3724 | _lto4b(extent, reserve_cmd.reservation_size); |
| 3725 | |
| 3726 | error = scsipi_command(periph, |
| 3727 | (void *) &reserve_cmd, sizeof(reserve_cmd), |
| 3728 | NULL, 0, |
| 3729 | CDRETRIES, 30000, NULL, flags); |
| 3730 | |
| 3731 | return error; |
| 3732 | } |
| 3733 | |
| 3734 | static int |
| 3735 | mmc_do_reserve_track_nwa(struct scsipi_periph *periph, struct mmc_op *mmc_op) |
| 3736 | { |
| 3737 | /* XXX assumes that NWA given is valid */ |
| 3738 | switch (mmc_op->mmc_profile) { |
| 3739 | case 0x09 : /* CD-R */ |
| 3740 | /* XXX unknown boundary checks XXX */ |
| 3741 | if (mmc_op->extent <= 152) |
| 3742 | return EINVAL; |
| 3743 | /* CD-R takes 152 sectors to close track */ |
| 3744 | mmc_op->extent -= 152; |
| 3745 | return mmc_do_reserve_track(periph, mmc_op); |
| 3746 | case 0x11 : /* DVD-R (DL) */ |
| 3747 | case 0x1b : /* DVD+R */ |
| 3748 | case 0x2b : /* DVD+R Dual layer */ |
| 3749 | if (mmc_op->extent % 16) |
| 3750 | return EINVAL; |
| 3751 | /* upto one ECC block of 16 sectors lost */ |
| 3752 | mmc_op->extent -= 16; |
| 3753 | return mmc_do_reserve_track(periph, mmc_op); |
| 3754 | case 0x41 : /* BD-R Sequential recording (SRM) */ |
| 3755 | case 0x51 : /* HD DVD-R */ |
| 3756 | if (mmc_op->extent % 32) |
| 3757 | return EINVAL; |
| 3758 | /* one ECC block of 32 sectors lost (AFAIK) */ |
| 3759 | mmc_op->extent -= 32; |
| 3760 | return mmc_do_reserve_track(periph, mmc_op); |
| 3761 | } |
| 3762 | |
| 3763 | /* unknown behaviour or invalid disc type */ |
| 3764 | return EINVAL; |
| 3765 | } |
| 3766 | |
| 3767 | static int |
| 3768 | mmc_do_repair_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) |
| 3769 | { |
| 3770 | struct scsipi_repair_track repair_cmd; |
| 3771 | int error, flags; |
| 3772 | |
| 3773 | /* TODO make mmc safeguards? */ |
| 3774 | |
| 3775 | /* set up SCSI call with track number */ |
| 3776 | flags = XS_CTL_DATA_OUT; |
| 3777 | memset(&repair_cmd, 0, sizeof(repair_cmd)); |
| 3778 | repair_cmd.opcode = REPAIR_TRACK; |
| 3779 | _lto2b(mmc_op->tracknr, repair_cmd.tracknr); |
| 3780 | |
| 3781 | error = scsipi_command(periph, |
| 3782 | (void *) &repair_cmd, sizeof(repair_cmd), |
| 3783 | NULL, 0, |
| 3784 | CDRETRIES, 30000, NULL, flags); |
| 3785 | |
| 3786 | return error; |
| 3787 | } |
| 3788 | |
| 3789 | static int |
| 3790 | mmc_do_op(struct scsipi_periph *periph, struct mmc_op *mmc_op) |
| 3791 | { |
| 3792 | /* guard operation value */ |
| 3793 | if (mmc_op->operation < 1 || mmc_op->operation > MMC_OP_MAX) |
| 3794 | return EINVAL; |
| 3795 | |
| 3796 | /* synchronise cache is special since it doesn't rely on mmc_profile */ |
| 3797 | if (mmc_op->operation == MMC_OP_SYNCHRONISECACHE) |
| 3798 | return cdcachesync(periph, 0); |
| 3799 | |
| 3800 | /* zero mmc_profile means unknown disc so operations are not defined */ |
| 3801 | if (mmc_op->mmc_profile == 0) { |
| 3802 | #ifdef DEBUG |
| 3803 | printf("mmc_do_op called with mmc_profile = 0\n" ); |
| 3804 | #endif |
| 3805 | return EINVAL; |
| 3806 | } |
| 3807 | |
| 3808 | /* do the operations */ |
| 3809 | switch (mmc_op->operation) { |
| 3810 | case MMC_OP_CLOSETRACK : |
| 3811 | return mmc_do_closetrack(periph, mmc_op); |
| 3812 | case MMC_OP_CLOSESESSION : |
| 3813 | case MMC_OP_FINALISEDISC : |
| 3814 | return mmc_do_close_or_finalise(periph, mmc_op); |
| 3815 | case MMC_OP_RESERVETRACK : |
| 3816 | return mmc_do_reserve_track(periph, mmc_op); |
| 3817 | case MMC_OP_RESERVETRACK_NWA : |
| 3818 | return mmc_do_reserve_track_nwa(periph, mmc_op); |
| 3819 | case MMC_OP_REPAIRTRACK : |
| 3820 | return mmc_do_repair_track(periph, mmc_op); |
| 3821 | case MMC_OP_UNCLOSELASTSESSION : |
| 3822 | /* TODO unclose last session support */ |
| 3823 | return EINVAL; |
| 3824 | default : |
| 3825 | printf("mmc_do_op: unhandled operation %d\n" , mmc_op->operation); |
| 3826 | } |
| 3827 | |
| 3828 | return EINVAL; |
| 3829 | } |
| 3830 | |
| 3831 | static int |
| 3832 | mmc_setup_writeparams(struct scsipi_periph *periph, |
| 3833 | struct mmc_writeparams *mmc_writeparams) |
| 3834 | { |
| 3835 | struct mmc_trackinfo trackinfo; |
| 3836 | uint8_t blob[MS5LEN]; |
| 3837 | uint8_t *page5; |
| 3838 | int flags, error; |
| 3839 | int track_mode, data_mode; |
| 3840 | |
| 3841 | /* setup mode page 5 for CD only */ |
| 3842 | if (mmc_writeparams->mmc_class != MMC_CLASS_CD) |
| 3843 | return 0; |
| 3844 | |
| 3845 | memset(blob, 0, sizeof(blob)); |
| 3846 | page5 = blob+8; |
| 3847 | |
| 3848 | /* read mode page 5 (with header) */ |
| 3849 | flags = XS_CTL_DATA_IN; |
| 3850 | error = scsipi_mode_sense_big(periph, SMS_PF, 5, (void *)blob, |
| 3851 | sizeof(blob), flags, CDRETRIES, 20000); |
| 3852 | if (error) |
| 3853 | return error; |
| 3854 | |
| 3855 | /* set page length for reasurance */ |
| 3856 | page5[1] = P5LEN; /* page length */ |
| 3857 | |
| 3858 | /* write type packet/incremental */ |
| 3859 | page5[2] &= 0xf0; |
| 3860 | |
| 3861 | /* set specified mode parameters */ |
| 3862 | track_mode = mmc_writeparams->track_mode; |
| 3863 | data_mode = mmc_writeparams->data_mode; |
| 3864 | if (track_mode <= 0 || track_mode > 15) |
| 3865 | return EINVAL; |
| 3866 | if (data_mode < 1 || data_mode > 2) |
| 3867 | return EINVAL; |
| 3868 | |
| 3869 | /* if a tracknr is passed, setup according to the track */ |
| 3870 | if (mmc_writeparams->tracknr > 0) { |
| 3871 | trackinfo.tracknr = mmc_writeparams->tracknr; |
| 3872 | error = mmc_gettrackinfo(periph, &trackinfo); |
| 3873 | if (error) |
| 3874 | return error; |
| 3875 | if ((trackinfo.flags & MMC_TRACKINFO_BLANK) == 0) { |
| 3876 | track_mode = trackinfo.track_mode; |
| 3877 | data_mode = trackinfo.data_mode; |
| 3878 | } |
| 3879 | mmc_writeparams->blockingnr = trackinfo.packet_size; |
| 3880 | } |
| 3881 | |
| 3882 | /* copy track mode and data mode from trackinfo */ |
| 3883 | page5[3] &= 16; /* keep only `Copy' bit */ |
| 3884 | page5[3] |= (3 << 6) | track_mode; |
| 3885 | page5[4] &= 0xf0; /* wipe data block type */ |
| 3886 | if (data_mode == 1) { |
| 3887 | /* select ISO mode 1 (CD only) */ |
| 3888 | page5[4] |= 8; |
| 3889 | /* select session format normal disc (CD only) */ |
| 3890 | page5[8] = 0; |
| 3891 | } else { |
| 3892 | /* select ISO mode 2; XA form 1 (CD only) */ |
| 3893 | page5[4] |= 10; |
| 3894 | /* select session format CD-ROM XA disc (CD only) */ |
| 3895 | page5[8] = 0x20; |
| 3896 | } |
| 3897 | if (mmc_writeparams->mmc_cur & MMC_CAP_SEQUENTIAL) { |
| 3898 | if (mmc_writeparams->mmc_cur & MMC_CAP_ZEROLINKBLK) { |
| 3899 | /* set BUFE buffer underrun protection */ |
| 3900 | page5[2] |= 1<<6; |
| 3901 | } |
| 3902 | /* allow for multi session */ |
| 3903 | page5[3] |= 3 << 6; |
| 3904 | } else { |
| 3905 | /* select fixed packets */ |
| 3906 | page5[3] |= 1<<5; |
| 3907 | _lto4b(mmc_writeparams->blockingnr, &(page5[10])); |
| 3908 | } |
| 3909 | |
| 3910 | /* write out updated mode page 5 (with header) */ |
| 3911 | flags = XS_CTL_DATA_OUT; |
| 3912 | error = scsipi_mode_select_big(periph, SMS_PF, (void *)blob, |
| 3913 | sizeof(blob), flags, CDRETRIES, 20000); |
| 3914 | if (error) |
| 3915 | return error; |
| 3916 | |
| 3917 | return 0; |
| 3918 | } |
| 3919 | |
| 3920 | static void |
| 3921 | cd_set_geometry(struct cd_softc *cd) |
| 3922 | { |
| 3923 | struct disk_geom *dg = &cd->sc_dk.dk_geom; |
| 3924 | |
| 3925 | memset(dg, 0, sizeof(*dg)); |
| 3926 | |
| 3927 | dg->dg_secperunit = cd->params.disksize; |
| 3928 | dg->dg_secsize = cd->params.blksize; |
| 3929 | |
| 3930 | disk_set_info(cd->sc_dev, &cd->sc_dk, NULL); |
| 3931 | } |
| 3932 | |