1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 1997 Justin T. Gibbs. 5 * Copyright (c) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Kenneth D. Merry. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions, and the following disclaimer, 13 * without modification, immediately at the beginning of the file. 14 * 2. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 /*- 31 * Portions of this driver taken from the original FreeBSD cd driver. 32 * Written by Julian Elischer (julian@tfs.com) 33 * for TRW Financial Systems for use under the MACH(2.5) operating system. 34 * 35 * TRW Financial Systems, in accordance with their agreement with Carnegie 36 * Mellon University, makes this software available to CMU to distribute 37 * or use in any manner that they see fit as long as this message is kept with 38 * the software. For this reason TFS also grants any other persons or 39 * organisations permission to use or modify this software. 40 * 41 * TFS supplies this software to be publicly redistributed 42 * on the understanding that TFS is not responsible for the correct 43 * functioning of this software in any circumstances. 44 * 45 * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 46 * 47 * from: cd.c,v 1.83 1997/05/04 15:24:22 joerg Exp $ 48 */ 49 50 #include "opt_cd.h" 51 52 #include <sys/param.h> 53 #include <sys/systm.h> 54 #include <sys/kernel.h> 55 #include <sys/bio.h> 56 #include <sys/conf.h> 57 #include <sys/disk.h> 58 #include <sys/malloc.h> 59 #include <sys/cdio.h> 60 #include <sys/cdrio.h> 61 #include <sys/dvdio.h> 62 #include <sys/devicestat.h> 63 #include <sys/proc.h> 64 #include <sys/sbuf.h> 65 #include <sys/sysctl.h> 66 #include <sys/taskqueue.h> 67 #include <geom/geom_disk.h> 68 69 #include <cam/cam.h> 70 #include <cam/cam_ccb.h> 71 #include <cam/cam_periph.h> 72 #include <cam/cam_xpt_periph.h> 73 #include <cam/cam_queue.h> 74 #include <cam/cam_sim.h> 75 76 #include <cam/scsi/scsi_message.h> 77 #include <cam/scsi/scsi_da.h> 78 #include <cam/scsi/scsi_cd.h> 79 80 #define LEADOUT 0xaa /* leadout toc entry */ 81 82 struct cd_params { 83 uint32_t blksize; 84 u_long disksize; 85 }; 86 87 typedef enum { 88 CD_Q_NONE = 0x00, 89 CD_Q_NO_TOUCH = 0x01, 90 CD_Q_BCD_TRACKS = 0x02, 91 CD_Q_10_BYTE_ONLY = 0x10, 92 CD_Q_RETRY_BUSY = 0x40 93 } cd_quirks; 94 95 #define CD_Q_BIT_STRING \ 96 "\020" \ 97 "\001NO_TOUCH" \ 98 "\002BCD_TRACKS" \ 99 "\00510_BYTE_ONLY" \ 100 "\007RETRY_BUSY" 101 102 typedef enum { 103 CD_FLAG_NEW_DISC = 0x0002, 104 CD_FLAG_DISC_LOCKED = 0x0004, 105 CD_FLAG_DISC_REMOVABLE = 0x0008, 106 CD_FLAG_ACTIVE = 0x0080, 107 CD_FLAG_SCHED_ON_COMP = 0x0100, 108 CD_FLAG_RETRY_UA = 0x0200, 109 CD_FLAG_VALID_MEDIA = 0x0400, 110 CD_FLAG_VALID_TOC = 0x0800, 111 CD_FLAG_SCTX_INIT = 0x1000, 112 CD_FLAG_MEDIA_WAIT = 0x2000, 113 CD_FLAG_MEDIA_SCAN_ACT = 0x4000 114 } cd_flags; 115 116 typedef enum { 117 CD_CCB_PROBE = 0x01, 118 CD_CCB_BUFFER_IO = 0x02, 119 CD_CCB_TUR = 0x03, 120 CD_CCB_MEDIA_PREVENT = 0x04, 121 CD_CCB_MEDIA_ALLOW = 0x05, 122 CD_CCB_MEDIA_SIZE = 0x06, 123 CD_CCB_MEDIA_TOC_HDR = 0x07, 124 CD_CCB_MEDIA_TOC_FULL = 0x08, 125 CD_CCB_MEDIA_TOC_LEAD = 0x09, 126 CD_CCB_TYPE_MASK = 0x0F, 127 CD_CCB_RETRY_UA = 0x10 128 } cd_ccb_state; 129 130 #define ccb_state ppriv_field0 131 #define ccb_bp ppriv_ptr1 132 133 /* 134 * According to the MMC-6 spec, 6.25.3.2.11, the lead-out is reported by 135 * READ_TOC as logical track 170, so at most 169 tracks may be reported. 136 */ 137 struct cd_tocdata { 138 struct ioc_toc_header header; 139 struct cd_toc_entry entries[170]; 140 }; 141 142 struct cd_toc_single { 143 struct ioc_toc_header header; 144 struct cd_toc_entry entry; 145 }; 146 147 typedef enum { 148 CD_STATE_PROBE, 149 CD_STATE_NORMAL, 150 CD_STATE_MEDIA_PREVENT, 151 CD_STATE_MEDIA_ALLOW, 152 CD_STATE_MEDIA_SIZE, 153 CD_STATE_MEDIA_TOC_HDR, 154 CD_STATE_MEDIA_TOC_FULL, 155 CD_STATE_MEDIA_TOC_LEAD 156 } cd_state; 157 158 struct cd_softc { 159 cam_pinfo pinfo; 160 cd_state state; 161 volatile cd_flags flags; 162 struct bio_queue_head bio_queue; 163 LIST_HEAD(, ccb_hdr) pending_ccbs; 164 struct cd_params params; 165 cd_quirks quirks; 166 struct cam_periph *periph; 167 int minimum_command_size; 168 int outstanding_cmds; 169 int tur; 170 struct task sysctl_task; 171 struct sysctl_ctx_list sysctl_ctx; 172 struct sysctl_oid *sysctl_tree; 173 STAILQ_HEAD(, cd_mode_params) mode_queue; 174 struct cd_tocdata toc; 175 int toc_read_len; 176 struct cd_toc_single leadout; 177 struct disk *disk; 178 struct callout mediapoll_c; 179 180 #define CD_ANNOUNCETMP_SZ 120 181 char announce_temp[CD_ANNOUNCETMP_SZ]; 182 #define CD_ANNOUNCE_SZ 400 183 char announce_buf[CD_ANNOUNCE_SZ]; 184 }; 185 186 struct cd_page_sizes { 187 int page; 188 int page_size; 189 }; 190 191 static struct cd_page_sizes cd_page_size_table[] = 192 { 193 { AUDIO_PAGE, sizeof(struct cd_audio_page)} 194 }; 195 196 struct cd_quirk_entry { 197 struct scsi_inquiry_pattern inq_pat; 198 cd_quirks quirks; 199 }; 200 201 /* 202 * NOTE ON 10_BYTE_ONLY quirks: Any 10_BYTE_ONLY quirks MUST be because 203 * your device hangs when it gets a 10 byte command. Adding a quirk just 204 * to get rid of the informative diagnostic message is not acceptable. All 205 * 10_BYTE_ONLY quirks must be documented in full in a PR (which should be 206 * referenced in a comment along with the quirk) , and must be approved by 207 * ken@FreeBSD.org. Any quirks added that don't adhere to this policy may 208 * be removed until the submitter can explain why they are needed. 209 * 10_BYTE_ONLY quirks will be removed (as they will no longer be necessary) 210 * when the CAM_NEW_TRAN_CODE work is done. 211 */ 212 static struct cd_quirk_entry cd_quirk_table[] = 213 { 214 { 215 { T_CDROM, SIP_MEDIA_REMOVABLE, "CHINON", "CD-ROM CDS-535","*"}, 216 /* quirks */ CD_Q_BCD_TRACKS 217 }, 218 { 219 /* 220 * VMware returns BUSY status when storage has transient 221 * connectivity problems, so better wait. 222 */ 223 {T_CDROM, SIP_MEDIA_REMOVABLE, "NECVMWar", "VMware IDE CDR10", "*"}, 224 /*quirks*/ CD_Q_RETRY_BUSY 225 } 226 }; 227 228 #ifdef COMPAT_FREEBSD32 229 struct ioc_read_toc_entry32 { 230 u_char address_format; 231 u_char starting_track; 232 u_short data_len; 233 uint32_t data; /* (struct cd_toc_entry *) */ 234 }; 235 #define CDIOREADTOCENTRYS_32 \ 236 _IOC_NEWTYPE(CDIOREADTOCENTRYS, struct ioc_read_toc_entry32) 237 #endif 238 239 static disk_open_t cdopen; 240 static disk_close_t cdclose; 241 static disk_ioctl_t cdioctl; 242 static disk_strategy_t cdstrategy; 243 244 static periph_init_t cdinit; 245 static periph_ctor_t cdregister; 246 static periph_dtor_t cdcleanup; 247 static periph_start_t cdstart; 248 static periph_oninv_t cdoninvalidate; 249 static void cdasync(void *callback_arg, uint32_t code, 250 struct cam_path *path, void *arg); 251 static int cdcmdsizesysctl(SYSCTL_HANDLER_ARGS); 252 static int cdrunccb(union ccb *ccb, 253 int (*error_routine)(union ccb *ccb, 254 uint32_t cam_flags, 255 uint32_t sense_flags), 256 uint32_t cam_flags, uint32_t sense_flags); 257 static void cddone(struct cam_periph *periph, 258 union ccb *start_ccb); 259 static union cd_pages *cdgetpage(struct cd_mode_params *mode_params); 260 static int cdgetpagesize(int page_num); 261 static void cdprevent(struct cam_periph *periph, int action); 262 static void cdmediaprobedone(struct cam_periph *periph); 263 static int cdcheckmedia(struct cam_periph *periph, bool do_wait); 264 static int cd6byteworkaround(union ccb *ccb); 265 static int cderror(union ccb *ccb, uint32_t cam_flags, 266 uint32_t sense_flags); 267 static int cdreadtoc(struct cam_periph *periph, uint32_t mode, 268 uint32_t start, uint8_t *data, 269 uint32_t len, uint32_t sense_flags); 270 static int cdgetmode(struct cam_periph *periph, 271 struct cd_mode_params *data, uint32_t page); 272 static int cdsetmode(struct cam_periph *periph, 273 struct cd_mode_params *data); 274 static int cdplay(struct cam_periph *periph, uint32_t blk, 275 uint32_t len); 276 static int cdreadsubchannel(struct cam_periph *periph, 277 uint32_t mode, uint32_t format, 278 int track, 279 struct cd_sub_channel_info *data, 280 uint32_t len); 281 static int cdplaymsf(struct cam_periph *periph, uint32_t startm, 282 uint32_t starts, uint32_t startf, 283 uint32_t endm, uint32_t ends, 284 uint32_t endf); 285 static int cdplaytracks(struct cam_periph *periph, 286 uint32_t strack, uint32_t sindex, 287 uint32_t etrack, uint32_t eindex); 288 static int cdpause(struct cam_periph *periph, uint32_t go); 289 static int cdstopunit(struct cam_periph *periph, uint32_t eject); 290 static int cdstartunit(struct cam_periph *periph, int load); 291 static int cdsetspeed(struct cam_periph *periph, 292 uint32_t rdspeed, uint32_t wrspeed); 293 static int cdreportkey(struct cam_periph *periph, 294 struct dvd_authinfo *authinfo); 295 static int cdsendkey(struct cam_periph *periph, 296 struct dvd_authinfo *authinfo); 297 static int cdreaddvdstructure(struct cam_periph *periph, 298 struct dvd_struct *dvdstruct); 299 static callout_func_t cdmediapoll; 300 301 static struct periph_driver cddriver = 302 { 303 cdinit, "cd", 304 TAILQ_HEAD_INITIALIZER(cddriver.units), /* generation */ 0 305 }; 306 307 PERIPHDRIVER_DECLARE(cd, cddriver); 308 309 #ifndef CD_DEFAULT_POLL_PERIOD 310 #define CD_DEFAULT_POLL_PERIOD 3 311 #endif 312 #ifndef CD_DEFAULT_RETRY 313 #define CD_DEFAULT_RETRY 4 314 #endif 315 #ifndef CD_DEFAULT_TIMEOUT 316 #define CD_DEFAULT_TIMEOUT 30000 317 #endif 318 319 static int cd_poll_period = CD_DEFAULT_POLL_PERIOD; 320 static int cd_retry_count = CD_DEFAULT_RETRY; 321 static int cd_timeout = CD_DEFAULT_TIMEOUT; 322 323 static SYSCTL_NODE(_kern_cam, OID_AUTO, cd, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 324 "CAM CDROM driver"); 325 SYSCTL_INT(_kern_cam_cd, OID_AUTO, poll_period, CTLFLAG_RWTUN, 326 &cd_poll_period, 0, "Media polling period in seconds"); 327 SYSCTL_INT(_kern_cam_cd, OID_AUTO, retry_count, CTLFLAG_RWTUN, 328 &cd_retry_count, 0, "Normal I/O retry count"); 329 SYSCTL_INT(_kern_cam_cd, OID_AUTO, timeout, CTLFLAG_RWTUN, 330 &cd_timeout, 0, "Timeout, in us, for read operations"); 331 332 static MALLOC_DEFINE(M_SCSICD, "scsi_cd", "scsi_cd buffers"); 333 334 static void 335 cdinit(void) 336 { 337 cam_status status; 338 339 /* 340 * Install a global async callback. This callback will 341 * receive async callbacks like "new device found". 342 */ 343 status = xpt_register_async(AC_FOUND_DEVICE, cdasync, NULL, NULL); 344 345 if (status != CAM_REQ_CMP) { 346 printf("cd: Failed to attach master async callback " 347 "due to status 0x%x!\n", status); 348 } 349 } 350 351 /* 352 * Callback from GEOM, called when it has finished cleaning up its 353 * resources. 354 */ 355 static void 356 cddiskgonecb(struct disk *dp) 357 { 358 struct cam_periph *periph; 359 360 periph = (struct cam_periph *)dp->d_drv1; 361 cam_periph_release(periph); 362 } 363 364 static void 365 cdoninvalidate(struct cam_periph *periph) 366 { 367 struct cd_softc *softc; 368 369 cam_periph_assert(periph, MA_OWNED); 370 softc = (struct cd_softc *)periph->softc; 371 372 /* 373 * De-register any async callbacks. 374 */ 375 xpt_register_async(0, cdasync, periph, periph->path); 376 377 /* 378 * Return all queued I/O with ENXIO. 379 * XXX Handle any transactions queued to the card 380 * with XPT_ABORT_CCB. 381 */ 382 bioq_flush(&softc->bio_queue, NULL, ENXIO); 383 384 disk_gone(softc->disk); 385 } 386 387 static void 388 cdcleanup(struct cam_periph *periph) 389 { 390 struct cd_softc *softc; 391 392 softc = (struct cd_softc *)periph->softc; 393 394 cam_periph_unlock(periph); 395 if ((softc->flags & CD_FLAG_SCTX_INIT) != 0 396 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 397 xpt_print(periph->path, "can't remove sysctl context\n"); 398 } 399 400 callout_drain(&softc->mediapoll_c); 401 disk_destroy(softc->disk); 402 free(softc, M_DEVBUF); 403 cam_periph_lock(periph); 404 } 405 406 static void 407 cdasync(void *callback_arg, uint32_t code, 408 struct cam_path *path, void *arg) 409 { 410 struct cam_periph *periph; 411 struct cd_softc *softc; 412 413 periph = (struct cam_periph *)callback_arg; 414 switch (code) { 415 case AC_FOUND_DEVICE: 416 { 417 struct ccb_getdev *cgd; 418 cam_status status; 419 420 cgd = (struct ccb_getdev *)arg; 421 if (cgd == NULL) 422 break; 423 424 if (cgd->protocol != PROTO_SCSI) 425 break; 426 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED) 427 break; 428 if (SID_TYPE(&cgd->inq_data) != T_CDROM 429 && SID_TYPE(&cgd->inq_data) != T_WORM) 430 break; 431 432 /* 433 * Allocate a peripheral instance for 434 * this device and start the probe 435 * process. 436 */ 437 status = cam_periph_alloc(cdregister, cdoninvalidate, 438 cdcleanup, cdstart, 439 "cd", CAM_PERIPH_BIO, 440 path, cdasync, 441 AC_FOUND_DEVICE, cgd); 442 443 if (status != CAM_REQ_CMP 444 && status != CAM_REQ_INPROG) 445 printf("cdasync: Unable to attach new device " 446 "due to status 0x%x\n", status); 447 448 return; 449 } 450 case AC_UNIT_ATTENTION: 451 { 452 union ccb *ccb; 453 int error_code, sense_key, asc, ascq; 454 455 softc = (struct cd_softc *)periph->softc; 456 ccb = (union ccb *)arg; 457 458 /* 459 * Handle all media change UNIT ATTENTIONs except 460 * our own, as they will be handled by cderror(). 461 */ 462 if (xpt_path_periph(ccb->ccb_h.path) != periph && 463 scsi_extract_sense_ccb(ccb, 464 &error_code, &sense_key, &asc, &ascq)) { 465 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */ 466 if (asc == 0x28 && ascq == 0x00) 467 disk_media_changed(softc->disk, M_NOWAIT); 468 } 469 break; 470 } 471 case AC_SCSI_AEN: 472 cam_periph_assert(periph, MA_OWNED); 473 softc = (struct cd_softc *)periph->softc; 474 if (softc->state == CD_STATE_NORMAL && !softc->tur) { 475 if (cam_periph_acquire(periph) == 0) { 476 softc->tur = 1; 477 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 478 } 479 } 480 /* FALLTHROUGH */ 481 case AC_SENT_BDR: 482 case AC_BUS_RESET: 483 { 484 struct ccb_hdr *ccbh; 485 486 cam_periph_assert(periph, MA_OWNED); 487 softc = (struct cd_softc *)periph->softc; 488 /* 489 * Don't fail on the expected unit attention 490 * that will occur. 491 */ 492 softc->flags |= CD_FLAG_RETRY_UA; 493 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 494 ccbh->ccb_state |= CD_CCB_RETRY_UA; 495 break; 496 } 497 default: 498 break; 499 } 500 501 cam_periph_async(periph, code, path, arg); 502 } 503 504 static void 505 cdsysctlinit(void *context, int pending) 506 { 507 struct cam_periph *periph; 508 struct cd_softc *softc; 509 char tmpstr[32], tmpstr2[16]; 510 511 periph = (struct cam_periph *)context; 512 if (cam_periph_acquire(periph) != 0) 513 return; 514 515 softc = (struct cd_softc *)periph->softc; 516 snprintf(tmpstr, sizeof(tmpstr), "CAM CD unit %d", periph->unit_number); 517 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 518 519 sysctl_ctx_init(&softc->sysctl_ctx); 520 cam_periph_lock(periph); 521 softc->flags |= CD_FLAG_SCTX_INIT; 522 cam_periph_unlock(periph); 523 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 524 SYSCTL_STATIC_CHILDREN(_kern_cam_cd), OID_AUTO, 525 tmpstr2, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, 526 "device_index"); 527 528 if (softc->sysctl_tree == NULL) { 529 printf("cdsysctlinit: unable to allocate sysctl tree\n"); 530 cam_periph_release(periph); 531 return; 532 } 533 534 /* 535 * Now register the sysctl handler, so the user can the value on 536 * the fly. 537 */ 538 SYSCTL_ADD_PROC(&softc->sysctl_ctx,SYSCTL_CHILDREN(softc->sysctl_tree), 539 OID_AUTO, "minimum_cmd_size", 540 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, 541 &softc->minimum_command_size, 0, cdcmdsizesysctl, "I", 542 "Minimum CDB size"); 543 544 cam_periph_release(periph); 545 } 546 547 /* 548 * We have a handler function for this so we can check the values when the 549 * user sets them, instead of every time we look at them. 550 */ 551 static int 552 cdcmdsizesysctl(SYSCTL_HANDLER_ARGS) 553 { 554 int error, value; 555 556 value = *(int *)arg1; 557 558 error = sysctl_handle_int(oidp, &value, 0, req); 559 560 if ((error != 0) 561 || (req->newptr == NULL)) 562 return (error); 563 564 /* 565 * The only real values we can have here are 6 or 10. I don't 566 * really forsee having 12 be an option at any time in the future. 567 * So if the user sets something less than or equal to 6, we'll set 568 * it to 6. If he sets something greater than 6, we'll set it to 10. 569 * 570 * I suppose we could just return an error here for the wrong values, 571 * but I don't think it's necessary to do so, as long as we can 572 * determine the user's intent without too much trouble. 573 */ 574 if (value < 6) 575 value = 6; 576 else if (value > 6) 577 value = 10; 578 579 *(int *)arg1 = value; 580 581 return (0); 582 } 583 584 static cam_status 585 cdregister(struct cam_periph *periph, void *arg) 586 { 587 struct cd_softc *softc; 588 struct ccb_pathinq cpi; 589 struct ccb_getdev *cgd; 590 char tmpstr[80]; 591 caddr_t match; 592 593 cgd = (struct ccb_getdev *)arg; 594 if (cgd == NULL) { 595 printf("cdregister: no getdev CCB, can't register device\n"); 596 return(CAM_REQ_CMP_ERR); 597 } 598 599 softc = (struct cd_softc *)malloc(sizeof(*softc),M_DEVBUF, 600 M_NOWAIT | M_ZERO); 601 if (softc == NULL) { 602 printf("cdregister: Unable to probe new device. " 603 "Unable to allocate softc\n"); 604 return(CAM_REQ_CMP_ERR); 605 } 606 607 LIST_INIT(&softc->pending_ccbs); 608 STAILQ_INIT(&softc->mode_queue); 609 softc->state = CD_STATE_PROBE; 610 bioq_init(&softc->bio_queue); 611 if (SID_IS_REMOVABLE(&cgd->inq_data)) 612 softc->flags |= CD_FLAG_DISC_REMOVABLE; 613 614 periph->softc = softc; 615 softc->periph = periph; 616 617 /* 618 * See if this device has any quirks. 619 */ 620 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 621 (caddr_t)cd_quirk_table, 622 nitems(cd_quirk_table), 623 sizeof(*cd_quirk_table), scsi_inquiry_match); 624 625 if (match != NULL) 626 softc->quirks = ((struct cd_quirk_entry *)match)->quirks; 627 else 628 softc->quirks = CD_Q_NONE; 629 630 /* Check if the SIM does not want 6 byte commands */ 631 xpt_path_inq(&cpi, periph->path); 632 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 633 softc->quirks |= CD_Q_10_BYTE_ONLY; 634 635 TASK_INIT(&softc->sysctl_task, 0, cdsysctlinit, periph); 636 637 /* The default is 6 byte commands, unless quirked otherwise */ 638 if (softc->quirks & CD_Q_10_BYTE_ONLY) 639 softc->minimum_command_size = 10; 640 else 641 softc->minimum_command_size = 6; 642 643 /* 644 * Take a reference on the periph while cdstart is called to finish the 645 * probe. The reference will be dropped in cddone at the end of probe. 646 */ 647 (void)cam_periph_acquire(periph); 648 cam_periph_unlock(periph); 649 /* 650 * Load the user's default, if any. 651 */ 652 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.cd.%d.minimum_cmd_size", 653 periph->unit_number); 654 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_command_size); 655 656 /* 6 and 10 are the only permissible values here. */ 657 if (softc->minimum_command_size < 6) 658 softc->minimum_command_size = 6; 659 else if (softc->minimum_command_size > 6) 660 softc->minimum_command_size = 10; 661 662 /* 663 * We need to register the statistics structure for this device, 664 * but we don't have the blocksize yet for it. So, we register 665 * the structure and indicate that we don't have the blocksize 666 * yet. Unlike other SCSI peripheral drivers, we explicitly set 667 * the device type here to be CDROM, rather than just ORing in 668 * the device type. This is because this driver can attach to either 669 * CDROM or WORM devices, and we want this peripheral driver to 670 * show up in the devstat list as a CD peripheral driver, not a 671 * WORM peripheral driver. WORM drives will also have the WORM 672 * driver attached to them. 673 */ 674 softc->disk = disk_alloc(); 675 softc->disk->d_devstat = devstat_new_entry("cd", 676 periph->unit_number, 0, 677 DEVSTAT_BS_UNAVAILABLE, 678 DEVSTAT_TYPE_CDROM | 679 XPORT_DEVSTAT_TYPE(cpi.transport), 680 DEVSTAT_PRIORITY_CD); 681 softc->disk->d_open = cdopen; 682 softc->disk->d_close = cdclose; 683 softc->disk->d_strategy = cdstrategy; 684 softc->disk->d_gone = cddiskgonecb; 685 softc->disk->d_ioctl = cdioctl; 686 softc->disk->d_name = "cd"; 687 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor, 688 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr)); 689 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr)); 690 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)], 691 cgd->inq_data.product, sizeof(cgd->inq_data.product), 692 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr)); 693 softc->disk->d_unit = periph->unit_number; 694 softc->disk->d_drv1 = periph; 695 if (cpi.maxio == 0) 696 softc->disk->d_maxsize = DFLTPHYS; /* traditional default */ 697 else if (cpi.maxio > maxphys) 698 softc->disk->d_maxsize = maxphys; /* for safety */ 699 else 700 softc->disk->d_maxsize = cpi.maxio; 701 softc->disk->d_flags = 0; 702 softc->disk->d_hba_vendor = cpi.hba_vendor; 703 softc->disk->d_hba_device = cpi.hba_device; 704 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 705 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 706 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment), 707 "%s%d", cpi.dev_name, cpi.unit_number); 708 cam_periph_lock(periph); 709 710 /* 711 * Add an async callback so that we get 712 * notified if this device goes away. 713 */ 714 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 715 AC_SCSI_AEN | AC_UNIT_ATTENTION, cdasync, periph, periph->path); 716 717 /* 718 * Schedule a periodic media polling events. 719 */ 720 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0); 721 if ((softc->flags & CD_FLAG_DISC_REMOVABLE) && 722 (cgd->inq_flags & SID_AEN) == 0 && 723 cd_poll_period != 0) { 724 callout_reset_sbt(&softc->mediapoll_c, cd_poll_period * SBT_1S, 725 0, cdmediapoll, periph, C_PREL(1)); 726 } 727 728 /* Released after probe when disk_create() call pass it to GEOM. */ 729 cam_periph_hold_boot(periph); 730 731 xpt_schedule(periph, CAM_PRIORITY_DEV); 732 return(CAM_REQ_CMP); 733 } 734 735 static int 736 cdopen(struct disk *dp) 737 { 738 struct cam_periph *periph; 739 int error; 740 741 periph = (struct cam_periph *)dp->d_drv1; 742 743 if (cam_periph_acquire(periph) != 0) 744 return(ENXIO); 745 746 cam_periph_lock(periph); 747 748 if ((error = cam_periph_hold(periph, PRIBIO | PCATCH)) != 0) { 749 cam_periph_release_locked(periph); 750 cam_periph_unlock(periph); 751 return (error); 752 } 753 754 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 755 ("cdopen\n")); 756 757 /* 758 * Check for media, and set the appropriate flags. We don't bail 759 * if we don't have media, but then we don't allow anything but the 760 * CDIOCEJECT/CDIOCCLOSE ioctls if there is no media. 761 */ 762 cdcheckmedia(periph, /*do_wait*/ true); 763 764 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdopen\n")); 765 cam_periph_unhold(periph); 766 767 cam_periph_unlock(periph); 768 769 return (0); 770 } 771 772 static int 773 cdclose(struct disk *dp) 774 { 775 struct cam_periph *periph; 776 struct cd_softc *softc; 777 778 periph = (struct cam_periph *)dp->d_drv1; 779 softc = (struct cd_softc *)periph->softc; 780 781 cam_periph_lock(periph); 782 if (cam_periph_hold(periph, PRIBIO) != 0) { 783 cam_periph_unlock(periph); 784 cam_periph_release(periph); 785 return (0); 786 } 787 788 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 789 ("cdclose\n")); 790 791 if ((softc->flags & CD_FLAG_DISC_REMOVABLE) != 0) 792 cdprevent(periph, PR_ALLOW); 793 794 /* 795 * Since we're closing this CD, mark the blocksize as unavailable. 796 * It will be marked as available when the CD is opened again. 797 */ 798 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 799 800 /* 801 * We'll check the media and toc again at the next open(). 802 */ 803 softc->flags &= ~(CD_FLAG_VALID_MEDIA|CD_FLAG_VALID_TOC); 804 805 cam_periph_unhold(periph); 806 cam_periph_release_locked(periph); 807 cam_periph_unlock(periph); 808 809 return (0); 810 } 811 812 static int 813 cdrunccb(union ccb *ccb, int (*error_routine)(union ccb *ccb, 814 uint32_t cam_flags, 815 uint32_t sense_flags), 816 uint32_t cam_flags, uint32_t sense_flags) 817 { 818 struct cd_softc *softc; 819 struct cam_periph *periph; 820 int error; 821 822 periph = xpt_path_periph(ccb->ccb_h.path); 823 softc = (struct cd_softc *)periph->softc; 824 825 error = cam_periph_runccb(ccb, error_routine, cam_flags, sense_flags, 826 softc->disk->d_devstat); 827 828 return(error); 829 } 830 831 /* 832 * Actually translate the requested transfer into one the physical driver 833 * can understand. The transfer is described by a buf and will include 834 * only one physical transfer. 835 */ 836 static void 837 cdstrategy(struct bio *bp) 838 { 839 struct cam_periph *periph; 840 struct cd_softc *softc; 841 842 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 843 cam_periph_lock(periph); 844 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 845 ("cdstrategy(%p)\n", bp)); 846 847 softc = (struct cd_softc *)periph->softc; 848 849 /* 850 * If the device has been made invalid, error out 851 */ 852 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 853 cam_periph_unlock(periph); 854 biofinish(bp, NULL, ENXIO); 855 return; 856 } 857 858 /* 859 * Place it in the queue of disk activities for this disk 860 */ 861 bioq_disksort(&softc->bio_queue, bp); 862 863 /* 864 * If we don't know that we have valid media, schedule the media 865 * check first. The I/O will get executed after the media check. 866 */ 867 if ((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 868 cdcheckmedia(periph, /*do_wait*/ false); 869 else 870 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 871 872 cam_periph_unlock(periph); 873 return; 874 } 875 876 static void 877 cdstart(struct cam_periph *periph, union ccb *start_ccb) 878 { 879 struct cd_softc *softc; 880 struct bio *bp; 881 struct ccb_scsiio *csio; 882 883 cam_periph_assert(periph, MA_OWNED); 884 softc = (struct cd_softc *)periph->softc; 885 886 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdstart\n")); 887 888 switch (softc->state) { 889 case CD_STATE_NORMAL: 890 { 891 bp = bioq_first(&softc->bio_queue); 892 if (bp == NULL) { 893 if (softc->tur) { 894 softc->tur = 0; 895 csio = &start_ccb->csio; 896 scsi_test_unit_ready(csio, 897 /*retries*/ cd_retry_count, 898 cddone, 899 MSG_SIMPLE_Q_TAG, 900 SSD_FULL_SIZE, 901 cd_timeout); 902 start_ccb->ccb_h.ccb_bp = NULL; 903 start_ccb->ccb_h.ccb_state = CD_CCB_TUR; 904 xpt_action(start_ccb); 905 } else 906 xpt_release_ccb(start_ccb); 907 } else { 908 if (softc->tur) { 909 softc->tur = 0; 910 cam_periph_release_locked(periph); 911 } 912 bioq_remove(&softc->bio_queue, bp); 913 914 if ((bp->bio_cmd != BIO_READ) && 915 (bp->bio_cmd != BIO_WRITE)) { 916 biofinish(bp, NULL, EOPNOTSUPP); 917 xpt_release_ccb(start_ccb); 918 return; 919 } 920 921 scsi_read_write(&start_ccb->csio, 922 /*retries*/ cd_retry_count, 923 /* cbfcnp */ cddone, 924 MSG_SIMPLE_Q_TAG, 925 /* read */bp->bio_cmd == BIO_READ ? 926 SCSI_RW_READ : SCSI_RW_WRITE, 927 /* byte2 */ 0, 928 /* minimum_cmd_size */ 10, 929 /* lba */ bp->bio_offset / 930 softc->params.blksize, 931 bp->bio_bcount / softc->params.blksize, 932 /* data_ptr */ bp->bio_data, 933 /* dxfer_len */ bp->bio_bcount, 934 /* sense_len */ cd_retry_count ? 935 SSD_FULL_SIZE : SF_NO_PRINT, 936 /* timeout */ cd_timeout); 937 /* Use READ CD command for audio tracks. */ 938 if (softc->params.blksize == 2352) { 939 start_ccb->csio.cdb_io.cdb_bytes[0] = READ_CD; 940 start_ccb->csio.cdb_io.cdb_bytes[9] = 0xf8; 941 start_ccb->csio.cdb_io.cdb_bytes[10] = 0; 942 start_ccb->csio.cdb_io.cdb_bytes[11] = 0; 943 start_ccb->csio.cdb_len = 12; 944 } 945 start_ccb->ccb_h.ccb_state = CD_CCB_BUFFER_IO; 946 947 LIST_INSERT_HEAD(&softc->pending_ccbs, 948 &start_ccb->ccb_h, periph_links.le); 949 softc->outstanding_cmds++; 950 951 /* We expect a unit attention from this device */ 952 if ((softc->flags & CD_FLAG_RETRY_UA) != 0) { 953 start_ccb->ccb_h.ccb_state |= CD_CCB_RETRY_UA; 954 softc->flags &= ~CD_FLAG_RETRY_UA; 955 } 956 957 start_ccb->ccb_h.ccb_bp = bp; 958 bp = bioq_first(&softc->bio_queue); 959 960 xpt_action(start_ccb); 961 } 962 if (bp != NULL || softc->tur) { 963 /* Have more work to do, so ensure we stay scheduled */ 964 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 965 } 966 break; 967 } 968 case CD_STATE_PROBE: 969 case CD_STATE_MEDIA_SIZE: 970 { 971 struct scsi_read_capacity_data *rcap; 972 973 rcap = (struct scsi_read_capacity_data *)malloc(sizeof(*rcap), 974 M_SCSICD, M_NOWAIT | M_ZERO); 975 if (rcap == NULL) { 976 xpt_print(periph->path, 977 "%s: Couldn't malloc read_capacity data\n", 978 __func__); 979 xpt_release_ccb(start_ccb); 980 /* 981 * We can't probe because we can't allocate memory, 982 * so invalidate the peripheral. The system probably 983 * has larger problems at this stage. If we've 984 * already probed (and are re-probing capacity), we 985 * don't need to invalidate. 986 * 987 * XXX KDM need to reset probe state and kick out 988 * pending I/O. 989 */ 990 if (softc->state == CD_STATE_PROBE) 991 cam_periph_invalidate(periph); 992 break; 993 } 994 995 /* 996 * Set the default capacity and sector size to something that 997 * GEOM can handle. This will get reset when a read capacity 998 * completes successfully. 999 */ 1000 softc->disk->d_sectorsize = 2048; 1001 softc->disk->d_mediasize = 0; 1002 1003 csio = &start_ccb->csio; 1004 scsi_read_capacity(csio, 1005 /*retries*/ cd_retry_count, 1006 cddone, 1007 MSG_SIMPLE_Q_TAG, 1008 rcap, 1009 SSD_FULL_SIZE, 1010 /*timeout*/20000); 1011 start_ccb->ccb_h.ccb_bp = NULL; 1012 if (softc->state == CD_STATE_PROBE) 1013 start_ccb->ccb_h.ccb_state = CD_CCB_PROBE; 1014 else 1015 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_SIZE; 1016 xpt_action(start_ccb); 1017 break; 1018 } 1019 case CD_STATE_MEDIA_ALLOW: 1020 case CD_STATE_MEDIA_PREVENT: 1021 { 1022 /* 1023 * If the CD is already locked, we don't need to do this. 1024 * Move on to the capacity check. 1025 */ 1026 if (softc->state == CD_STATE_MEDIA_PREVENT 1027 && (softc->flags & CD_FLAG_DISC_LOCKED) != 0) { 1028 softc->state = CD_STATE_MEDIA_SIZE; 1029 xpt_release_ccb(start_ccb); 1030 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1031 break; 1032 } 1033 1034 scsi_prevent(&start_ccb->csio, 1035 /*retries*/ cd_retry_count, 1036 /*cbfcnp*/ cddone, 1037 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1038 /*action*/ (softc->state == CD_STATE_MEDIA_ALLOW) ? 1039 PR_ALLOW : PR_PREVENT, 1040 /*sense_len*/ SSD_FULL_SIZE, 1041 /*timeout*/ 60000); 1042 1043 start_ccb->ccb_h.ccb_bp = NULL; 1044 if (softc->state == CD_STATE_MEDIA_ALLOW) 1045 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_ALLOW; 1046 else 1047 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_PREVENT; 1048 xpt_action(start_ccb); 1049 break; 1050 } 1051 case CD_STATE_MEDIA_TOC_HDR: { 1052 struct ioc_toc_header *toch; 1053 1054 bzero(&softc->toc, sizeof(softc->toc)); 1055 1056 toch = &softc->toc.header; 1057 1058 scsi_read_toc(&start_ccb->csio, 1059 /*retries*/ cd_retry_count, 1060 /*cbfcnp*/ cddone, 1061 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1062 /*byte1_flags*/ 0, 1063 /*format*/ SRTOC_FORMAT_TOC, 1064 /*track*/ 0, 1065 /*data_ptr*/ (uint8_t *)toch, 1066 /*dxfer_len*/ sizeof(*toch), 1067 /*sense_len*/ SSD_FULL_SIZE, 1068 /*timeout*/ 50000); 1069 start_ccb->ccb_h.ccb_bp = NULL; 1070 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_HDR; 1071 xpt_action(start_ccb); 1072 break; 1073 } 1074 case CD_STATE_MEDIA_TOC_FULL: { 1075 bzero(&softc->toc, sizeof(softc->toc)); 1076 1077 scsi_read_toc(&start_ccb->csio, 1078 /*retries*/ cd_retry_count, 1079 /*cbfcnp*/ cddone, 1080 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1081 /*byte1_flags*/ 0, 1082 /*format*/ SRTOC_FORMAT_TOC, 1083 /*track*/ 0, 1084 /*data_ptr*/ (uint8_t *)&softc->toc, 1085 /*dxfer_len*/ softc->toc_read_len ? 1086 softc->toc_read_len : 1087 sizeof(softc->toc), 1088 /*sense_len*/ SSD_FULL_SIZE, 1089 /*timeout*/ 50000); 1090 start_ccb->ccb_h.ccb_bp = NULL; 1091 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_FULL; 1092 xpt_action(start_ccb); 1093 break; 1094 } 1095 case CD_STATE_MEDIA_TOC_LEAD: { 1096 struct cd_toc_single *leadout; 1097 1098 leadout = &softc->leadout; 1099 bzero(leadout, sizeof(*leadout)); 1100 1101 scsi_read_toc(&start_ccb->csio, 1102 /*retries*/ cd_retry_count, 1103 /*cbfcnp*/ cddone, 1104 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1105 /*byte1_flags*/ CD_MSF, 1106 /*format*/ SRTOC_FORMAT_TOC, 1107 /*track*/ LEADOUT, 1108 /*data_ptr*/ (uint8_t *)leadout, 1109 /*dxfer_len*/ sizeof(*leadout), 1110 /*sense_len*/ SSD_FULL_SIZE, 1111 /*timeout*/ 50000); 1112 start_ccb->ccb_h.ccb_bp = NULL; 1113 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_LEAD; 1114 xpt_action(start_ccb); 1115 break; 1116 } 1117 } 1118 } 1119 1120 static void 1121 cddone(struct cam_periph *periph, union ccb *done_ccb) 1122 { 1123 struct cd_softc *softc; 1124 struct ccb_scsiio *csio; 1125 1126 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cddone\n")); 1127 1128 cam_periph_assert(periph, MA_OWNED); 1129 softc = (struct cd_softc *)periph->softc; 1130 csio = &done_ccb->csio; 1131 1132 switch (csio->ccb_h.ccb_state & CD_CCB_TYPE_MASK) { 1133 case CD_CCB_BUFFER_IO: 1134 { 1135 struct bio *bp; 1136 int error; 1137 1138 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 1139 error = 0; 1140 1141 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1142 int sf; 1143 1144 if ((done_ccb->ccb_h.ccb_state & CD_CCB_RETRY_UA) != 0) 1145 sf = SF_RETRY_UA; 1146 else 1147 sf = 0; 1148 1149 error = cderror(done_ccb, CAM_RETRY_SELTO, sf); 1150 if (error == ERESTART) { 1151 /* 1152 * A retry was scheuled, so 1153 * just return. 1154 */ 1155 return; 1156 } 1157 } 1158 1159 if (error != 0) { 1160 xpt_print(periph->path, 1161 "cddone: got error %#x back\n", error); 1162 bioq_flush(&softc->bio_queue, NULL, EIO); 1163 bp->bio_resid = bp->bio_bcount; 1164 bp->bio_error = error; 1165 bp->bio_flags |= BIO_ERROR; 1166 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1167 cam_release_devq(done_ccb->ccb_h.path, 1168 /*relsim_flags*/0, 1169 /*reduction*/0, 1170 /*timeout*/0, 1171 /*getcount_only*/0); 1172 1173 } else { 1174 bp->bio_resid = csio->resid; 1175 bp->bio_error = 0; 1176 if (bp->bio_resid != 0) { 1177 /* 1178 * Short transfer ??? 1179 * XXX: not sure this is correct for partial 1180 * transfers at EOM 1181 */ 1182 bp->bio_flags |= BIO_ERROR; 1183 } 1184 } 1185 1186 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 1187 softc->outstanding_cmds--; 1188 1189 biofinish(bp, NULL, 0); 1190 break; 1191 } 1192 case CD_CCB_PROBE: 1193 { 1194 struct scsi_read_capacity_data *rdcap; 1195 char *announce_buf; 1196 struct cd_params *cdp; 1197 int error; 1198 1199 cdp = &softc->params; 1200 announce_buf = softc->announce_temp; 1201 bzero(announce_buf, CD_ANNOUNCETMP_SZ); 1202 1203 rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; 1204 1205 cdp->disksize = scsi_4btoul (rdcap->addr) + 1; 1206 cdp->blksize = scsi_4btoul (rdcap->length); 1207 1208 /* 1209 * Retry any UNIT ATTENTION type errors. They 1210 * are expected at boot. 1211 */ 1212 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP || 1213 (error = cderror(done_ccb, CAM_RETRY_SELTO, 1214 SF_RETRY_UA | SF_NO_PRINT)) == 0) { 1215 snprintf(announce_buf, CD_ANNOUNCETMP_SZ, 1216 "%juMB (%ju %u byte sectors)", 1217 ((uintmax_t)cdp->disksize * cdp->blksize) / 1218 (1024 * 1024), 1219 (uintmax_t)cdp->disksize, cdp->blksize); 1220 } else { 1221 if (error == ERESTART) { 1222 /* 1223 * A retry was scheuled, so 1224 * just return. 1225 */ 1226 return; 1227 } else { 1228 int asc, ascq; 1229 int sense_key, error_code; 1230 int have_sense; 1231 cam_status status; 1232 struct ccb_getdev cgd; 1233 1234 /* Don't wedge this device's queue */ 1235 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1236 cam_release_devq(done_ccb->ccb_h.path, 1237 /*relsim_flags*/0, 1238 /*reduction*/0, 1239 /*timeout*/0, 1240 /*getcount_only*/0); 1241 1242 status = done_ccb->ccb_h.status; 1243 xpt_gdev_type(&cgd, done_ccb->ccb_h.path); 1244 1245 if (scsi_extract_sense_ccb(done_ccb, 1246 &error_code, &sense_key, &asc, &ascq)) 1247 have_sense = TRUE; 1248 else 1249 have_sense = FALSE; 1250 1251 /* 1252 * Attach to anything that claims to be a 1253 * CDROM or WORM device, as long as it 1254 * doesn't return a "Logical unit not 1255 * supported" (0x25) error. 1256 * 1257 * 25/0: LOGICAL UNIT NOT SUPPORTED 1258 */ 1259 if ((have_sense) && (asc != 0x25) 1260 && (error_code == SSD_CURRENT_ERROR 1261 || error_code == SSD_DESC_CURRENT_ERROR)) { 1262 const char *sense_key_desc; 1263 const char *asc_desc; 1264 1265 scsi_sense_desc(sense_key, asc, ascq, 1266 &cgd.inq_data, 1267 &sense_key_desc, 1268 &asc_desc); 1269 snprintf(announce_buf, 1270 CD_ANNOUNCETMP_SZ, 1271 "Attempt to query device " 1272 "size failed: %s, %s", 1273 sense_key_desc, 1274 asc_desc); 1275 } else if ((have_sense == 0) 1276 && ((status & CAM_STATUS_MASK) == 1277 CAM_SCSI_STATUS_ERROR) 1278 && (csio->scsi_status == 1279 SCSI_STATUS_BUSY)) { 1280 snprintf(announce_buf, 1281 CD_ANNOUNCETMP_SZ, 1282 "Attempt to query device " 1283 "size failed: SCSI Status: %s", 1284 scsi_status_string(csio)); 1285 } else if (SID_TYPE(&cgd.inq_data) == T_CDROM) { 1286 /* 1287 * We only print out an error for 1288 * CDROM type devices. For WORM 1289 * devices, we don't print out an 1290 * error since a few WORM devices 1291 * don't support CDROM commands. 1292 * If we have sense information, go 1293 * ahead and print it out. 1294 * Otherwise, just say that we 1295 * couldn't attach. 1296 */ 1297 1298 /* 1299 * Just print out the error, not 1300 * the full probe message, when we 1301 * don't attach. 1302 */ 1303 if (have_sense) 1304 scsi_sense_print( 1305 &done_ccb->csio); 1306 else { 1307 xpt_print(periph->path, 1308 "got CAM status %#x\n", 1309 done_ccb->ccb_h.status); 1310 } 1311 xpt_print(periph->path, "fatal error, " 1312 "failed to attach to device\n"); 1313 /* 1314 * Invalidate this peripheral. 1315 */ 1316 cam_periph_invalidate(periph); 1317 1318 announce_buf = NULL; 1319 } else { 1320 /* 1321 * Invalidate this peripheral. 1322 */ 1323 cam_periph_invalidate(periph); 1324 announce_buf = NULL; 1325 } 1326 } 1327 } 1328 free(rdcap, M_SCSICD); 1329 if (announce_buf != NULL) { 1330 struct sbuf sb; 1331 1332 sbuf_new(&sb, softc->announce_buf, CD_ANNOUNCE_SZ, 1333 SBUF_FIXEDLEN); 1334 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1335 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, 1336 CD_Q_BIT_STRING); 1337 sbuf_finish(&sb); 1338 sbuf_putbuf(&sb); 1339 1340 /* 1341 * Create our sysctl variables, now that we know 1342 * we have successfully attached. 1343 */ 1344 taskqueue_enqueue(taskqueue_thread,&softc->sysctl_task); 1345 } 1346 softc->state = CD_STATE_NORMAL; 1347 /* 1348 * Since our peripheral may be invalidated by an error 1349 * above or an external event, we must release our CCB 1350 * before releasing the probe lock on the peripheral. 1351 * The peripheral will only go away once the last lock 1352 * is removed, and we need it around for the CCB release 1353 * operation. 1354 */ 1355 xpt_release_ccb(done_ccb); 1356 1357 /* 1358 * We'll release this reference once GEOM calls us back via 1359 * cddiskgonecb(), telling us that our provider has been freed. 1360 */ 1361 if (cam_periph_acquire(periph) == 0) 1362 disk_create(softc->disk, DISK_VERSION); 1363 1364 cam_periph_release_boot(periph); 1365 cam_periph_release_locked(periph); 1366 return; 1367 } 1368 case CD_CCB_TUR: 1369 { 1370 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1371 if (cderror(done_ccb, CAM_RETRY_SELTO, 1372 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 1373 ERESTART) 1374 return; 1375 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1376 cam_release_devq(done_ccb->ccb_h.path, 1377 /*relsim_flags*/0, 1378 /*reduction*/0, 1379 /*timeout*/0, 1380 /*getcount_only*/0); 1381 } 1382 xpt_release_ccb(done_ccb); 1383 cam_periph_release_locked(periph); 1384 return; 1385 } 1386 case CD_CCB_MEDIA_ALLOW: 1387 case CD_CCB_MEDIA_PREVENT: 1388 { 1389 int error; 1390 int is_prevent; 1391 1392 error = 0; 1393 1394 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1395 error = cderror(done_ccb, CAM_RETRY_SELTO, 1396 SF_RETRY_UA | SF_NO_PRINT); 1397 } 1398 if (error == ERESTART) 1399 return; 1400 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1401 cam_release_devq(done_ccb->ccb_h.path, 1402 /*relsim_flags*/0, 1403 /*reduction*/0, 1404 /*timeout*/0, 1405 /*getcount_only*/0); 1406 1407 /* 1408 * Note that just like the original cdcheckmedia(), we do 1409 * a prevent without failing the whole operation if the 1410 * prevent fails. We try, but keep going if it doesn't 1411 * work. 1412 */ 1413 1414 if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1415 CD_CCB_MEDIA_PREVENT) 1416 is_prevent = 1; 1417 else 1418 is_prevent = 0; 1419 1420 xpt_release_ccb(done_ccb); 1421 1422 if (is_prevent != 0) { 1423 if (error == 0) 1424 softc->flags |= CD_FLAG_DISC_LOCKED; 1425 else 1426 softc->flags &= ~CD_FLAG_DISC_LOCKED; 1427 softc->state = CD_STATE_MEDIA_SIZE; 1428 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1429 } else { 1430 if (error == 0) 1431 softc->flags &= ~CD_FLAG_DISC_LOCKED; 1432 softc->state = CD_STATE_NORMAL; 1433 if (bioq_first(&softc->bio_queue) != NULL) 1434 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1435 } 1436 return; 1437 } 1438 case CD_CCB_MEDIA_SIZE: 1439 { 1440 struct scsi_read_capacity_data *rdcap; 1441 int error; 1442 1443 error = 0; 1444 if ((csio->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1445 error = cderror(done_ccb, CAM_RETRY_SELTO, 1446 SF_RETRY_UA | SF_NO_PRINT); 1447 } 1448 if (error == ERESTART) 1449 return; 1450 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1451 cam_release_devq(done_ccb->ccb_h.path, 1452 /*relsim_flags*/0, 1453 /*reduction*/0, 1454 /*timeout*/0, 1455 /*getcount_only*/0); 1456 rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; 1457 1458 if (error == 0) { 1459 softc->params.disksize =scsi_4btoul(rdcap->addr) + 1; 1460 softc->params.blksize = scsi_4btoul(rdcap->length); 1461 1462 /* Make sure we got at least some block size. */ 1463 if (softc->params.blksize == 0) 1464 error = EIO; 1465 /* 1466 * SCSI-3 mandates that the reported blocksize shall be 1467 * 2048. Older drives sometimes report funny values, 1468 * trim it down to 2048, or other parts of the kernel 1469 * will get confused. 1470 * 1471 * XXX we leave drives alone that might report 512 1472 * bytes, as well as drives reporting more weird 1473 * sizes like perhaps 4K. 1474 */ 1475 if (softc->params.blksize > 2048 1476 && softc->params.blksize <= 2352) 1477 softc->params.blksize = 2048; 1478 } 1479 free(rdcap, M_SCSICD); 1480 1481 if (error == 0) { 1482 softc->disk->d_sectorsize = softc->params.blksize; 1483 softc->disk->d_mediasize = 1484 (off_t)softc->params.blksize * 1485 softc->params.disksize; 1486 softc->flags |= CD_FLAG_VALID_MEDIA; 1487 softc->state = CD_STATE_MEDIA_TOC_HDR; 1488 } else { 1489 softc->flags &= ~(CD_FLAG_VALID_MEDIA | 1490 CD_FLAG_VALID_TOC); 1491 bioq_flush(&softc->bio_queue, NULL, EINVAL); 1492 softc->state = CD_STATE_MEDIA_ALLOW; 1493 cdmediaprobedone(periph); 1494 } 1495 xpt_release_ccb(done_ccb); 1496 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1497 return; 1498 } 1499 case CD_CCB_MEDIA_TOC_HDR: 1500 case CD_CCB_MEDIA_TOC_FULL: 1501 case CD_CCB_MEDIA_TOC_LEAD: 1502 { 1503 int error; 1504 struct ioc_toc_header *toch; 1505 int num_entries; 1506 int cdindex; 1507 1508 error = 0; 1509 1510 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1511 error = cderror(done_ccb, CAM_RETRY_SELTO, 1512 SF_RETRY_UA | SF_NO_PRINT); 1513 } 1514 if (error == ERESTART) 1515 return; 1516 1517 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1518 cam_release_devq(done_ccb->ccb_h.path, 1519 /*relsim_flags*/0, 1520 /*reduction*/0, 1521 /*timeout*/0, 1522 /*getcount_only*/0); 1523 1524 /* 1525 * We will get errors here for media that doesn't have a table 1526 * of contents. According to the MMC-3 spec: "When a Read 1527 * TOC/PMA/ATIP command is presented for a DDCD/CD-R/RW media, 1528 * where the first TOC has not been recorded (no complete 1529 * session) and the Format codes 0000b, 0001b, or 0010b are 1530 * specified, this command shall be rejected with an INVALID 1531 * FIELD IN CDB. Devices that are not capable of reading an 1532 * incomplete session on DDC/CD-R/RW media shall report 1533 * CANNOT READ MEDIUM - INCOMPATIBLE FORMAT." 1534 * 1535 * So this isn't fatal if we can't read the table of contents, 1536 * it just means that the user won't be able to issue the 1537 * play tracks ioctl, and likely lots of other stuff won't 1538 * work either. They need to burn the CD before we can do 1539 * a whole lot with it. So we don't print anything here if 1540 * we get an error back. 1541 * 1542 * We also bail out if the drive doesn't at least give us 1543 * the full TOC header. 1544 */ 1545 if ((error != 0) 1546 || ((csio->dxfer_len - csio->resid) < 1547 sizeof(struct ioc_toc_header))) { 1548 softc->flags &= ~CD_FLAG_VALID_TOC; 1549 bzero(&softc->toc, sizeof(softc->toc)); 1550 /* 1551 * Failing the TOC read is not an error. 1552 */ 1553 softc->state = CD_STATE_NORMAL; 1554 xpt_release_ccb(done_ccb); 1555 1556 cdmediaprobedone(periph); 1557 1558 /* 1559 * Go ahead and schedule I/O execution if there is 1560 * anything in the queue. It'll probably get 1561 * kicked out with an error. 1562 */ 1563 if (bioq_first(&softc->bio_queue) != NULL) 1564 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1565 return; 1566 } 1567 1568 /* 1569 * Note that this is NOT the storage location used for the 1570 * leadout! 1571 */ 1572 toch = &softc->toc.header; 1573 1574 if (softc->quirks & CD_Q_BCD_TRACKS) { 1575 toch->starting_track = bcd2bin(toch->starting_track); 1576 toch->ending_track = bcd2bin(toch->ending_track); 1577 } 1578 1579 /* Number of TOC entries, plus leadout */ 1580 num_entries = toch->ending_track - toch->starting_track + 2; 1581 cdindex = toch->starting_track + num_entries - 1; 1582 1583 if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1584 CD_CCB_MEDIA_TOC_HDR) { 1585 if (num_entries <= 0 || 1586 num_entries > nitems(softc->toc.entries)) { 1587 softc->flags &= ~CD_FLAG_VALID_TOC; 1588 bzero(&softc->toc, sizeof(softc->toc)); 1589 /* 1590 * Failing the TOC read is not an error. 1591 */ 1592 softc->state = CD_STATE_NORMAL; 1593 xpt_release_ccb(done_ccb); 1594 1595 cdmediaprobedone(periph); 1596 1597 /* 1598 * Go ahead and schedule I/O execution if 1599 * there is anything in the queue. It'll 1600 * probably get kicked out with an error. 1601 */ 1602 if (bioq_first(&softc->bio_queue) != NULL) 1603 xpt_schedule(periph, 1604 CAM_PRIORITY_NORMAL); 1605 } else { 1606 softc->toc_read_len = num_entries * 1607 sizeof(struct cd_toc_entry); 1608 softc->toc_read_len += sizeof(*toch); 1609 1610 softc->state = CD_STATE_MEDIA_TOC_FULL; 1611 xpt_release_ccb(done_ccb); 1612 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1613 } 1614 1615 return; 1616 } else if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1617 CD_CCB_MEDIA_TOC_LEAD) { 1618 struct cd_toc_single *leadout; 1619 1620 leadout = (struct cd_toc_single *)csio->data_ptr; 1621 softc->toc.entries[cdindex - toch->starting_track] = 1622 leadout->entry; 1623 } else if (((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1624 CD_CCB_MEDIA_TOC_FULL) 1625 && (cdindex == toch->ending_track + 1)) { 1626 /* 1627 * XXX KDM is this necessary? Probably only if the 1628 * drive doesn't return leadout information with the 1629 * table of contents. 1630 */ 1631 softc->state = CD_STATE_MEDIA_TOC_LEAD; 1632 xpt_release_ccb(done_ccb); 1633 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1634 return; 1635 } 1636 1637 if (softc->quirks & CD_Q_BCD_TRACKS) { 1638 for (cdindex = 0; cdindex < num_entries - 1; cdindex++){ 1639 softc->toc.entries[cdindex].track = 1640 bcd2bin(softc->toc.entries[cdindex].track); 1641 } 1642 } 1643 1644 softc->flags |= CD_FLAG_VALID_TOC; 1645 /* If the first track is audio, correct sector size. */ 1646 if ((softc->toc.entries[0].control & 4) == 0) { 1647 softc->disk->d_sectorsize =softc->params.blksize = 2352; 1648 softc->disk->d_mediasize = 1649 (off_t)softc->params.blksize * 1650 softc->params.disksize; 1651 } 1652 softc->state = CD_STATE_NORMAL; 1653 1654 /* 1655 * We unconditionally (re)set the blocksize each time the 1656 * CD device is opened. This is because the CD can change, 1657 * and therefore the blocksize might change. 1658 * XXX problems here if some slice or partition is still 1659 * open with the old size? 1660 */ 1661 if ((softc->disk->d_devstat->flags & DEVSTAT_BS_UNAVAILABLE)!=0) 1662 softc->disk->d_devstat->flags &= 1663 ~DEVSTAT_BS_UNAVAILABLE; 1664 softc->disk->d_devstat->block_size = softc->params.blksize; 1665 1666 xpt_release_ccb(done_ccb); 1667 1668 cdmediaprobedone(periph); 1669 1670 if (bioq_first(&softc->bio_queue) != NULL) 1671 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1672 return; 1673 } 1674 default: 1675 break; 1676 } 1677 xpt_release_ccb(done_ccb); 1678 } 1679 1680 static union cd_pages * 1681 cdgetpage(struct cd_mode_params *mode_params) 1682 { 1683 union cd_pages *page; 1684 1685 if (mode_params->cdb_size == 10) 1686 page = (union cd_pages *)find_mode_page_10( 1687 (struct scsi_mode_header_10 *)mode_params->mode_buf); 1688 else 1689 page = (union cd_pages *)find_mode_page_6( 1690 (struct scsi_mode_header_6 *)mode_params->mode_buf); 1691 1692 return (page); 1693 } 1694 1695 static int 1696 cdgetpagesize(int page_num) 1697 { 1698 u_int i; 1699 1700 for (i = 0; i < nitems(cd_page_size_table); i++) { 1701 if (cd_page_size_table[i].page == page_num) 1702 return (cd_page_size_table[i].page_size); 1703 } 1704 1705 return (-1); 1706 } 1707 1708 static struct cd_toc_entry * 1709 te_data_get_ptr(void *irtep, u_long cmd) 1710 { 1711 union { 1712 struct ioc_read_toc_entry irte; 1713 #ifdef COMPAT_FREEBSD32 1714 struct ioc_read_toc_entry32 irte32; 1715 #endif 1716 } *irteup; 1717 1718 irteup = irtep; 1719 switch (IOCPARM_LEN(cmd)) { 1720 case sizeof(irteup->irte): 1721 return (irteup->irte.data); 1722 #ifdef COMPAT_FREEBSD32 1723 case sizeof(irteup->irte32): 1724 return ((struct cd_toc_entry *)(uintptr_t)irteup->irte32.data); 1725 #endif 1726 default: 1727 panic("Unhandled ioctl command %ld", cmd); 1728 } 1729 } 1730 1731 static int 1732 cdioctl(struct disk *dp, u_long cmd, void *addr, int flag, struct thread *td) 1733 { 1734 1735 struct cam_periph *periph; 1736 struct cd_softc *softc; 1737 int error = 0; 1738 1739 periph = (struct cam_periph *)dp->d_drv1; 1740 cam_periph_lock(periph); 1741 1742 softc = (struct cd_softc *)periph->softc; 1743 1744 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 1745 ("cdioctl(%#lx)\n", cmd)); 1746 1747 if ((error = cam_periph_hold(periph, PRIBIO | PCATCH)) != 0) { 1748 cam_periph_unlock(periph); 1749 cam_periph_release(periph); 1750 return (error); 1751 } 1752 1753 /* 1754 * If we don't have media loaded, check for it. If still don't 1755 * have media loaded, we can only do a load or eject. 1756 * 1757 * We only care whether media is loaded if this is a cd-specific ioctl 1758 * (thus the IOCGROUP check below). Note that this will break if 1759 * anyone adds any ioctls into the switch statement below that don't 1760 * have their ioctl group set to 'c'. 1761 */ 1762 if (((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 1763 && ((cmd != CDIOCCLOSE) 1764 && (cmd != CDIOCEJECT)) 1765 && (IOCGROUP(cmd) == 'c')) { 1766 error = cdcheckmedia(periph, /*do_wait*/ true); 1767 if (error != 0) { 1768 cam_periph_unhold(periph); 1769 cam_periph_unlock(periph); 1770 return (error); 1771 } 1772 } 1773 /* 1774 * Drop the lock here so later mallocs can use WAITOK. The periph 1775 * is essentially locked still with the cam_periph_hold call above. 1776 */ 1777 cam_periph_unlock(periph); 1778 1779 switch (cmd) { 1780 case CDIOCPLAYTRACKS: 1781 { 1782 struct ioc_play_track *args 1783 = (struct ioc_play_track *) addr; 1784 struct cd_mode_params params; 1785 union cd_pages *page; 1786 1787 params.alloc_len = sizeof(union cd_mode_data_6_10); 1788 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1789 M_WAITOK | M_ZERO); 1790 1791 cam_periph_lock(periph); 1792 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1793 ("trying to do CDIOCPLAYTRACKS\n")); 1794 1795 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1796 if (error) { 1797 free(params.mode_buf, M_SCSICD); 1798 cam_periph_unlock(periph); 1799 break; 1800 } 1801 page = cdgetpage(¶ms); 1802 1803 page->audio.flags &= ~CD_PA_SOTC; 1804 page->audio.flags |= CD_PA_IMMED; 1805 error = cdsetmode(periph, ¶ms); 1806 free(params.mode_buf, M_SCSICD); 1807 if (error) { 1808 cam_periph_unlock(periph); 1809 break; 1810 } 1811 1812 /* 1813 * This was originally implemented with the PLAY 1814 * AUDIO TRACK INDEX command, but that command was 1815 * deprecated after SCSI-2. Most (all?) SCSI CDROM 1816 * drives support it but ATAPI and ATAPI-derivative 1817 * drives don't seem to support it. So we keep a 1818 * cache of the table of contents and translate 1819 * track numbers to MSF format. 1820 */ 1821 if (softc->flags & CD_FLAG_VALID_TOC) { 1822 union msf_lba *sentry, *eentry; 1823 struct ioc_toc_header *th; 1824 int st, et; 1825 1826 th = &softc->toc.header; 1827 if (args->end_track < th->ending_track + 1) 1828 args->end_track++; 1829 if (args->end_track > th->ending_track + 1) 1830 args->end_track = th->ending_track + 1; 1831 st = args->start_track - th->starting_track; 1832 et = args->end_track - th->starting_track; 1833 if (st < 0 || et < 0 || 1834 st > th->ending_track - th->starting_track || 1835 et > th->ending_track - th->starting_track) { 1836 error = EINVAL; 1837 cam_periph_unlock(periph); 1838 break; 1839 } 1840 sentry = &softc->toc.entries[st].addr; 1841 eentry = &softc->toc.entries[et].addr; 1842 error = cdplaymsf(periph, 1843 sentry->msf.minute, 1844 sentry->msf.second, 1845 sentry->msf.frame, 1846 eentry->msf.minute, 1847 eentry->msf.second, 1848 eentry->msf.frame); 1849 } else { 1850 /* 1851 * If we don't have a valid TOC, try the 1852 * play track index command. It is part of 1853 * the SCSI-2 spec, but was removed in the 1854 * MMC specs. ATAPI and ATAPI-derived 1855 * drives don't support it. 1856 */ 1857 if (softc->quirks & CD_Q_BCD_TRACKS) { 1858 args->start_track = 1859 bin2bcd(args->start_track); 1860 args->end_track = 1861 bin2bcd(args->end_track); 1862 } 1863 error = cdplaytracks(periph, 1864 args->start_track, 1865 args->start_index, 1866 args->end_track, 1867 args->end_index); 1868 } 1869 cam_periph_unlock(periph); 1870 } 1871 break; 1872 case CDIOCPLAYMSF: 1873 { 1874 struct ioc_play_msf *args 1875 = (struct ioc_play_msf *) addr; 1876 struct cd_mode_params params; 1877 union cd_pages *page; 1878 1879 params.alloc_len = sizeof(union cd_mode_data_6_10); 1880 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1881 M_WAITOK | M_ZERO); 1882 1883 cam_periph_lock(periph); 1884 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1885 ("trying to do CDIOCPLAYMSF\n")); 1886 1887 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1888 if (error) { 1889 free(params.mode_buf, M_SCSICD); 1890 cam_periph_unlock(periph); 1891 break; 1892 } 1893 page = cdgetpage(¶ms); 1894 1895 page->audio.flags &= ~CD_PA_SOTC; 1896 page->audio.flags |= CD_PA_IMMED; 1897 error = cdsetmode(periph, ¶ms); 1898 free(params.mode_buf, M_SCSICD); 1899 if (error) { 1900 cam_periph_unlock(periph); 1901 break; 1902 } 1903 error = cdplaymsf(periph, 1904 args->start_m, 1905 args->start_s, 1906 args->start_f, 1907 args->end_m, 1908 args->end_s, 1909 args->end_f); 1910 cam_periph_unlock(periph); 1911 } 1912 break; 1913 case CDIOCPLAYBLOCKS: 1914 { 1915 struct ioc_play_blocks *args 1916 = (struct ioc_play_blocks *) addr; 1917 struct cd_mode_params params; 1918 union cd_pages *page; 1919 1920 params.alloc_len = sizeof(union cd_mode_data_6_10); 1921 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1922 M_WAITOK | M_ZERO); 1923 1924 cam_periph_lock(periph); 1925 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1926 ("trying to do CDIOCPLAYBLOCKS\n")); 1927 1928 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1929 if (error) { 1930 free(params.mode_buf, M_SCSICD); 1931 cam_periph_unlock(periph); 1932 break; 1933 } 1934 page = cdgetpage(¶ms); 1935 1936 page->audio.flags &= ~CD_PA_SOTC; 1937 page->audio.flags |= CD_PA_IMMED; 1938 error = cdsetmode(periph, ¶ms); 1939 free(params.mode_buf, M_SCSICD); 1940 if (error) { 1941 cam_periph_unlock(periph); 1942 break; 1943 } 1944 error = cdplay(periph, args->blk, args->len); 1945 cam_periph_unlock(periph); 1946 } 1947 break; 1948 case CDIOCREADSUBCHANNEL: 1949 { 1950 struct ioc_read_subchannel *args 1951 = (struct ioc_read_subchannel *) addr; 1952 struct cd_sub_channel_info *data; 1953 uint32_t len = args->data_len; 1954 1955 data = malloc(sizeof(struct cd_sub_channel_info), 1956 M_SCSICD, M_WAITOK | M_ZERO); 1957 1958 cam_periph_lock(periph); 1959 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1960 ("trying to do CDIOCREADSUBCHANNEL\n")); 1961 1962 if ((len > sizeof(struct cd_sub_channel_info)) || 1963 (len < sizeof(struct cd_sub_channel_header))) { 1964 printf( 1965 "scsi_cd: cdioctl: " 1966 "cdioreadsubchannel: error, len=%d\n", 1967 len); 1968 error = EINVAL; 1969 free(data, M_SCSICD); 1970 cam_periph_unlock(periph); 1971 break; 1972 } 1973 1974 if (softc->quirks & CD_Q_BCD_TRACKS) 1975 args->track = bin2bcd(args->track); 1976 1977 error = cdreadsubchannel(periph, args->address_format, 1978 args->data_format, args->track, data, len); 1979 1980 if (error) { 1981 free(data, M_SCSICD); 1982 cam_periph_unlock(periph); 1983 break; 1984 } 1985 if (softc->quirks & CD_Q_BCD_TRACKS) 1986 data->what.track_info.track_number = 1987 bcd2bin(data->what.track_info.track_number); 1988 len = min(len, ((data->header.data_len[0] << 8) + 1989 data->header.data_len[1] + 1990 sizeof(struct cd_sub_channel_header))); 1991 cam_periph_unlock(periph); 1992 error = copyout(data, args->data, len); 1993 free(data, M_SCSICD); 1994 } 1995 break; 1996 1997 case CDIOREADTOCHEADER: 1998 { 1999 struct ioc_toc_header *th; 2000 2001 th = malloc(sizeof(struct ioc_toc_header), M_SCSICD, 2002 M_WAITOK | M_ZERO); 2003 2004 cam_periph_lock(periph); 2005 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2006 ("trying to do CDIOREADTOCHEADER\n")); 2007 2008 error = cdreadtoc(periph, 0, 0, (uint8_t *)th, 2009 sizeof (*th), /*sense_flags*/SF_NO_PRINT); 2010 if (error) { 2011 free(th, M_SCSICD); 2012 cam_periph_unlock(periph); 2013 break; 2014 } 2015 if (softc->quirks & CD_Q_BCD_TRACKS) { 2016 /* we are going to have to convert the BCD 2017 * encoding on the cd to what is expected 2018 */ 2019 th->starting_track = 2020 bcd2bin(th->starting_track); 2021 th->ending_track = bcd2bin(th->ending_track); 2022 } 2023 th->len = ntohs(th->len); 2024 bcopy(th, addr, sizeof(*th)); 2025 free(th, M_SCSICD); 2026 cam_periph_unlock(periph); 2027 } 2028 break; 2029 case CDIOREADTOCENTRYS: 2030 #ifdef COMPAT_FREEBSD32 2031 case CDIOREADTOCENTRYS_32: 2032 #endif 2033 { 2034 struct cd_tocdata *data; 2035 struct cd_toc_single *lead; 2036 struct ioc_read_toc_entry *te = 2037 (struct ioc_read_toc_entry *) addr; 2038 struct ioc_toc_header *th; 2039 uint32_t len, readlen, idx, num; 2040 uint32_t starting_track = te->starting_track; 2041 2042 data = malloc(sizeof(*data), M_SCSICD, M_WAITOK | M_ZERO); 2043 lead = malloc(sizeof(*lead), M_SCSICD, M_WAITOK | M_ZERO); 2044 2045 cam_periph_lock(periph); 2046 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2047 ("trying to do CDIOREADTOCENTRYS\n")); 2048 2049 if (te->data_len < sizeof(struct cd_toc_entry) 2050 || (te->data_len % sizeof(struct cd_toc_entry)) != 0 2051 || (te->address_format != CD_MSF_FORMAT 2052 && te->address_format != CD_LBA_FORMAT)) { 2053 error = EINVAL; 2054 printf("scsi_cd: error in readtocentries, " 2055 "returning EINVAL\n"); 2056 free(data, M_SCSICD); 2057 free(lead, M_SCSICD); 2058 cam_periph_unlock(periph); 2059 break; 2060 } 2061 2062 th = &data->header; 2063 error = cdreadtoc(periph, 0, 0, (uint8_t *)th, 2064 sizeof (*th), /*sense_flags*/0); 2065 if (error) { 2066 free(data, M_SCSICD); 2067 free(lead, M_SCSICD); 2068 cam_periph_unlock(periph); 2069 break; 2070 } 2071 2072 if (softc->quirks & CD_Q_BCD_TRACKS) { 2073 /* we are going to have to convert the BCD 2074 * encoding on the cd to what is expected 2075 */ 2076 th->starting_track = 2077 bcd2bin(th->starting_track); 2078 th->ending_track = bcd2bin(th->ending_track); 2079 } 2080 2081 if (starting_track == 0) 2082 starting_track = th->starting_track; 2083 else if (starting_track == LEADOUT) 2084 starting_track = th->ending_track + 1; 2085 else if (starting_track < th->starting_track || 2086 starting_track > th->ending_track + 1) { 2087 printf("scsi_cd: error in readtocentries, " 2088 "returning EINVAL\n"); 2089 free(data, M_SCSICD); 2090 free(lead, M_SCSICD); 2091 cam_periph_unlock(periph); 2092 error = EINVAL; 2093 break; 2094 } 2095 2096 /* calculate reading length without leadout entry */ 2097 readlen = (th->ending_track - starting_track + 1) * 2098 sizeof(struct cd_toc_entry); 2099 2100 /* and with leadout entry */ 2101 len = readlen + sizeof(struct cd_toc_entry); 2102 if (te->data_len < len) { 2103 len = te->data_len; 2104 if (readlen > len) 2105 readlen = len; 2106 } 2107 if (len > sizeof(data->entries)) { 2108 printf("scsi_cd: error in readtocentries, " 2109 "returning EINVAL\n"); 2110 error = EINVAL; 2111 free(data, M_SCSICD); 2112 free(lead, M_SCSICD); 2113 cam_periph_unlock(periph); 2114 break; 2115 } 2116 num = len / sizeof(struct cd_toc_entry); 2117 2118 if (readlen > 0) { 2119 error = cdreadtoc(periph, te->address_format, 2120 starting_track, 2121 (uint8_t *)data, 2122 readlen + sizeof (*th), 2123 /*sense_flags*/0); 2124 if (error) { 2125 free(data, M_SCSICD); 2126 free(lead, M_SCSICD); 2127 cam_periph_unlock(periph); 2128 break; 2129 } 2130 } 2131 2132 /* make leadout entry if needed */ 2133 idx = starting_track + num - 1; 2134 if (softc->quirks & CD_Q_BCD_TRACKS) 2135 th->ending_track = bcd2bin(th->ending_track); 2136 if (idx == th->ending_track + 1) { 2137 error = cdreadtoc(periph, te->address_format, 2138 LEADOUT, (uint8_t *)lead, 2139 sizeof(*lead), 2140 /*sense_flags*/0); 2141 if (error) { 2142 free(data, M_SCSICD); 2143 free(lead, M_SCSICD); 2144 cam_periph_unlock(periph); 2145 break; 2146 } 2147 data->entries[idx - starting_track] = 2148 lead->entry; 2149 } 2150 if (softc->quirks & CD_Q_BCD_TRACKS) { 2151 for (idx = 0; idx < num - 1; idx++) { 2152 data->entries[idx].track = 2153 bcd2bin(data->entries[idx].track); 2154 } 2155 } 2156 2157 cam_periph_unlock(periph); 2158 error = copyout(data->entries, te_data_get_ptr(te, cmd), 2159 len); 2160 free(data, M_SCSICD); 2161 free(lead, M_SCSICD); 2162 } 2163 break; 2164 case CDIOREADTOCENTRY: 2165 { 2166 struct cd_toc_single *data; 2167 struct ioc_read_toc_single_entry *te = 2168 (struct ioc_read_toc_single_entry *) addr; 2169 struct ioc_toc_header *th; 2170 uint32_t track; 2171 2172 data = malloc(sizeof(*data), M_SCSICD, M_WAITOK | M_ZERO); 2173 2174 cam_periph_lock(periph); 2175 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2176 ("trying to do CDIOREADTOCENTRY\n")); 2177 2178 if (te->address_format != CD_MSF_FORMAT 2179 && te->address_format != CD_LBA_FORMAT) { 2180 printf("error in readtocentry, " 2181 " returning EINVAL\n"); 2182 free(data, M_SCSICD); 2183 error = EINVAL; 2184 cam_periph_unlock(periph); 2185 break; 2186 } 2187 2188 th = &data->header; 2189 error = cdreadtoc(periph, 0, 0, (uint8_t *)th, 2190 sizeof (*th), /*sense_flags*/0); 2191 if (error) { 2192 free(data, M_SCSICD); 2193 cam_periph_unlock(periph); 2194 break; 2195 } 2196 2197 if (softc->quirks & CD_Q_BCD_TRACKS) { 2198 /* we are going to have to convert the BCD 2199 * encoding on the cd to what is expected 2200 */ 2201 th->starting_track = 2202 bcd2bin(th->starting_track); 2203 th->ending_track = bcd2bin(th->ending_track); 2204 } 2205 track = te->track; 2206 if (track == 0) 2207 track = th->starting_track; 2208 else if (track == LEADOUT) 2209 /* OK */; 2210 else if (track < th->starting_track || 2211 track > th->ending_track + 1) { 2212 printf("error in readtocentry, " 2213 " returning EINVAL\n"); 2214 free(data, M_SCSICD); 2215 error = EINVAL; 2216 cam_periph_unlock(periph); 2217 break; 2218 } 2219 2220 error = cdreadtoc(periph, te->address_format, track, 2221 (uint8_t *)data, sizeof(*data), 2222 /*sense_flags*/0); 2223 if (error) { 2224 free(data, M_SCSICD); 2225 cam_periph_unlock(periph); 2226 break; 2227 } 2228 2229 if (softc->quirks & CD_Q_BCD_TRACKS) 2230 data->entry.track = bcd2bin(data->entry.track); 2231 bcopy(&data->entry, &te->entry, 2232 sizeof(struct cd_toc_entry)); 2233 free(data, M_SCSICD); 2234 cam_periph_unlock(periph); 2235 } 2236 break; 2237 case CDIOCSETPATCH: 2238 { 2239 struct ioc_patch *arg = (struct ioc_patch *)addr; 2240 struct cd_mode_params params; 2241 union cd_pages *page; 2242 2243 params.alloc_len = sizeof(union cd_mode_data_6_10); 2244 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2245 M_WAITOK | M_ZERO); 2246 2247 cam_periph_lock(periph); 2248 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2249 ("trying to do CDIOCSETPATCH\n")); 2250 2251 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2252 if (error) { 2253 free(params.mode_buf, M_SCSICD); 2254 cam_periph_unlock(periph); 2255 break; 2256 } 2257 page = cdgetpage(¶ms); 2258 2259 page->audio.port[LEFT_PORT].channels = 2260 arg->patch[0]; 2261 page->audio.port[RIGHT_PORT].channels = 2262 arg->patch[1]; 2263 page->audio.port[2].channels = arg->patch[2]; 2264 page->audio.port[3].channels = arg->patch[3]; 2265 error = cdsetmode(periph, ¶ms); 2266 free(params.mode_buf, M_SCSICD); 2267 cam_periph_unlock(periph); 2268 } 2269 break; 2270 case CDIOCGETVOL: 2271 { 2272 struct ioc_vol *arg = (struct ioc_vol *) addr; 2273 struct cd_mode_params params; 2274 union cd_pages *page; 2275 2276 params.alloc_len = sizeof(union cd_mode_data_6_10); 2277 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2278 M_WAITOK | M_ZERO); 2279 2280 cam_periph_lock(periph); 2281 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2282 ("trying to do CDIOCGETVOL\n")); 2283 2284 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2285 if (error) { 2286 free(params.mode_buf, M_SCSICD); 2287 cam_periph_unlock(periph); 2288 break; 2289 } 2290 page = cdgetpage(¶ms); 2291 2292 arg->vol[LEFT_PORT] = 2293 page->audio.port[LEFT_PORT].volume; 2294 arg->vol[RIGHT_PORT] = 2295 page->audio.port[RIGHT_PORT].volume; 2296 arg->vol[2] = page->audio.port[2].volume; 2297 arg->vol[3] = page->audio.port[3].volume; 2298 free(params.mode_buf, M_SCSICD); 2299 cam_periph_unlock(periph); 2300 } 2301 break; 2302 case CDIOCSETVOL: 2303 { 2304 struct ioc_vol *arg = (struct ioc_vol *) addr; 2305 struct cd_mode_params params; 2306 union cd_pages *page; 2307 2308 params.alloc_len = sizeof(union cd_mode_data_6_10); 2309 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2310 M_WAITOK | M_ZERO); 2311 2312 cam_periph_lock(periph); 2313 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2314 ("trying to do CDIOCSETVOL\n")); 2315 2316 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2317 if (error) { 2318 free(params.mode_buf, M_SCSICD); 2319 cam_periph_unlock(periph); 2320 break; 2321 } 2322 page = cdgetpage(¶ms); 2323 2324 page->audio.port[LEFT_PORT].channels = CHANNEL_0; 2325 page->audio.port[LEFT_PORT].volume = 2326 arg->vol[LEFT_PORT]; 2327 page->audio.port[RIGHT_PORT].channels = CHANNEL_1; 2328 page->audio.port[RIGHT_PORT].volume = 2329 arg->vol[RIGHT_PORT]; 2330 page->audio.port[2].volume = arg->vol[2]; 2331 page->audio.port[3].volume = arg->vol[3]; 2332 error = cdsetmode(periph, ¶ms); 2333 cam_periph_unlock(periph); 2334 free(params.mode_buf, M_SCSICD); 2335 } 2336 break; 2337 case CDIOCSETMONO: 2338 { 2339 struct cd_mode_params params; 2340 union cd_pages *page; 2341 2342 params.alloc_len = sizeof(union cd_mode_data_6_10); 2343 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2344 M_WAITOK | M_ZERO); 2345 2346 cam_periph_lock(periph); 2347 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2348 ("trying to do CDIOCSETMONO\n")); 2349 2350 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2351 if (error) { 2352 free(params.mode_buf, M_SCSICD); 2353 cam_periph_unlock(periph); 2354 break; 2355 } 2356 page = cdgetpage(¶ms); 2357 2358 page->audio.port[LEFT_PORT].channels = 2359 LEFT_CHANNEL | RIGHT_CHANNEL; 2360 page->audio.port[RIGHT_PORT].channels = 2361 LEFT_CHANNEL | RIGHT_CHANNEL; 2362 page->audio.port[2].channels = 0; 2363 page->audio.port[3].channels = 0; 2364 error = cdsetmode(periph, ¶ms); 2365 cam_periph_unlock(periph); 2366 free(params.mode_buf, M_SCSICD); 2367 } 2368 break; 2369 case CDIOCSETSTEREO: 2370 { 2371 struct cd_mode_params params; 2372 union cd_pages *page; 2373 2374 params.alloc_len = sizeof(union cd_mode_data_6_10); 2375 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2376 M_WAITOK | M_ZERO); 2377 2378 cam_periph_lock(periph); 2379 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2380 ("trying to do CDIOCSETSTEREO\n")); 2381 2382 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2383 if (error) { 2384 free(params.mode_buf, M_SCSICD); 2385 cam_periph_unlock(periph); 2386 break; 2387 } 2388 page = cdgetpage(¶ms); 2389 2390 page->audio.port[LEFT_PORT].channels = 2391 LEFT_CHANNEL; 2392 page->audio.port[RIGHT_PORT].channels = 2393 RIGHT_CHANNEL; 2394 page->audio.port[2].channels = 0; 2395 page->audio.port[3].channels = 0; 2396 error = cdsetmode(periph, ¶ms); 2397 free(params.mode_buf, M_SCSICD); 2398 cam_periph_unlock(periph); 2399 } 2400 break; 2401 case CDIOCSETMUTE: 2402 { 2403 struct cd_mode_params params; 2404 union cd_pages *page; 2405 2406 params.alloc_len = sizeof(union cd_mode_data_6_10); 2407 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2408 M_WAITOK | M_ZERO); 2409 2410 cam_periph_lock(periph); 2411 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2412 ("trying to do CDIOCSETMUTE\n")); 2413 2414 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2415 if (error) { 2416 free(params.mode_buf, M_SCSICD); 2417 cam_periph_unlock(periph); 2418 break; 2419 } 2420 page = cdgetpage(¶ms); 2421 2422 page->audio.port[LEFT_PORT].channels = 0; 2423 page->audio.port[RIGHT_PORT].channels = 0; 2424 page->audio.port[2].channels = 0; 2425 page->audio.port[3].channels = 0; 2426 error = cdsetmode(periph, ¶ms); 2427 free(params.mode_buf, M_SCSICD); 2428 cam_periph_unlock(periph); 2429 } 2430 break; 2431 case CDIOCSETLEFT: 2432 { 2433 struct cd_mode_params params; 2434 union cd_pages *page; 2435 2436 params.alloc_len = sizeof(union cd_mode_data_6_10); 2437 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2438 M_WAITOK | M_ZERO); 2439 2440 cam_periph_lock(periph); 2441 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2442 ("trying to do CDIOCSETLEFT\n")); 2443 2444 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2445 if (error) { 2446 free(params.mode_buf, M_SCSICD); 2447 cam_periph_unlock(periph); 2448 break; 2449 } 2450 page = cdgetpage(¶ms); 2451 2452 page->audio.port[LEFT_PORT].channels = LEFT_CHANNEL; 2453 page->audio.port[RIGHT_PORT].channels = LEFT_CHANNEL; 2454 page->audio.port[2].channels = 0; 2455 page->audio.port[3].channels = 0; 2456 error = cdsetmode(periph, ¶ms); 2457 free(params.mode_buf, M_SCSICD); 2458 cam_periph_unlock(periph); 2459 } 2460 break; 2461 case CDIOCSETRIGHT: 2462 { 2463 struct cd_mode_params params; 2464 union cd_pages *page; 2465 2466 params.alloc_len = sizeof(union cd_mode_data_6_10); 2467 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2468 M_WAITOK | M_ZERO); 2469 2470 cam_periph_lock(periph); 2471 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2472 ("trying to do CDIOCSETRIGHT\n")); 2473 2474 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2475 if (error) { 2476 free(params.mode_buf, M_SCSICD); 2477 cam_periph_unlock(periph); 2478 break; 2479 } 2480 page = cdgetpage(¶ms); 2481 2482 page->audio.port[LEFT_PORT].channels = RIGHT_CHANNEL; 2483 page->audio.port[RIGHT_PORT].channels = RIGHT_CHANNEL; 2484 page->audio.port[2].channels = 0; 2485 page->audio.port[3].channels = 0; 2486 error = cdsetmode(periph, ¶ms); 2487 free(params.mode_buf, M_SCSICD); 2488 cam_periph_unlock(periph); 2489 } 2490 break; 2491 case CDIOCRESUME: 2492 cam_periph_lock(periph); 2493 error = cdpause(periph, 1); 2494 cam_periph_unlock(periph); 2495 break; 2496 case CDIOCPAUSE: 2497 cam_periph_lock(periph); 2498 error = cdpause(periph, 0); 2499 cam_periph_unlock(periph); 2500 break; 2501 case CDIOCSTART: 2502 cam_periph_lock(periph); 2503 error = cdstartunit(periph, 0); 2504 cam_periph_unlock(periph); 2505 break; 2506 case CDIOCCLOSE: 2507 cam_periph_lock(periph); 2508 error = cdstartunit(periph, 1); 2509 cam_periph_unlock(periph); 2510 break; 2511 case CDIOCSTOP: 2512 cam_periph_lock(periph); 2513 error = cdstopunit(periph, 0); 2514 cam_periph_unlock(periph); 2515 break; 2516 case CDIOCEJECT: 2517 cam_periph_lock(periph); 2518 error = cdstopunit(periph, 1); 2519 cam_periph_unlock(periph); 2520 break; 2521 case CDIOCALLOW: 2522 cam_periph_lock(periph); 2523 cdprevent(periph, PR_ALLOW); 2524 cam_periph_unlock(periph); 2525 break; 2526 case CDIOCPREVENT: 2527 cam_periph_lock(periph); 2528 cdprevent(periph, PR_PREVENT); 2529 cam_periph_unlock(periph); 2530 break; 2531 case CDIOCSETDEBUG: 2532 /* sc_link->flags |= (SDEV_DB1 | SDEV_DB2); */ 2533 error = ENOTTY; 2534 break; 2535 case CDIOCCLRDEBUG: 2536 /* sc_link->flags &= ~(SDEV_DB1 | SDEV_DB2); */ 2537 error = ENOTTY; 2538 break; 2539 case CDIOCRESET: 2540 /* return (cd_reset(periph)); */ 2541 error = ENOTTY; 2542 break; 2543 case CDRIOCREADSPEED: 2544 cam_periph_lock(periph); 2545 error = cdsetspeed(periph, *(uint32_t *)addr, CDR_MAX_SPEED); 2546 cam_periph_unlock(periph); 2547 break; 2548 case CDRIOCWRITESPEED: 2549 cam_periph_lock(periph); 2550 error = cdsetspeed(periph, CDR_MAX_SPEED, *(uint32_t *)addr); 2551 cam_periph_unlock(periph); 2552 break; 2553 case CDRIOCGETBLOCKSIZE: 2554 *(int *)addr = softc->params.blksize; 2555 break; 2556 case CDRIOCSETBLOCKSIZE: 2557 if (*(int *)addr <= 0) { 2558 error = EINVAL; 2559 break; 2560 } 2561 softc->disk->d_sectorsize = softc->params.blksize = *(int *)addr; 2562 break; 2563 case DVDIOCSENDKEY: 2564 case DVDIOCREPORTKEY: { 2565 struct dvd_authinfo *authinfo; 2566 2567 authinfo = (struct dvd_authinfo *)addr; 2568 2569 if (cmd == DVDIOCREPORTKEY) 2570 error = cdreportkey(periph, authinfo); 2571 else 2572 error = cdsendkey(periph, authinfo); 2573 break; 2574 } 2575 case DVDIOCREADSTRUCTURE: { 2576 struct dvd_struct *dvdstruct; 2577 2578 dvdstruct = (struct dvd_struct *)addr; 2579 2580 error = cdreaddvdstructure(periph, dvdstruct); 2581 2582 break; 2583 } 2584 default: 2585 cam_periph_lock(periph); 2586 error = cam_periph_ioctl(periph, cmd, addr, cderror); 2587 cam_periph_unlock(periph); 2588 break; 2589 } 2590 2591 cam_periph_lock(periph); 2592 cam_periph_unhold(periph); 2593 2594 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdioctl\n")); 2595 if (error && bootverbose) { 2596 printf("scsi_cd.c::ioctl cmd=%08lx error=%d\n", cmd, error); 2597 } 2598 cam_periph_unlock(periph); 2599 2600 return (error); 2601 } 2602 2603 static void 2604 cdprevent(struct cam_periph *periph, int action) 2605 { 2606 union ccb *ccb; 2607 struct cd_softc *softc; 2608 int error; 2609 2610 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdprevent\n")); 2611 2612 cam_periph_assert(periph, MA_OWNED); 2613 softc = (struct cd_softc *)periph->softc; 2614 2615 if (((action == PR_ALLOW) 2616 && (softc->flags & CD_FLAG_DISC_LOCKED) == 0) 2617 || ((action == PR_PREVENT) 2618 && (softc->flags & CD_FLAG_DISC_LOCKED) != 0)) { 2619 return; 2620 } 2621 2622 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2623 2624 scsi_prevent(&ccb->csio, 2625 /*retries*/ cd_retry_count, 2626 /*cbfcnp*/NULL, 2627 MSG_SIMPLE_Q_TAG, 2628 action, 2629 SSD_FULL_SIZE, 2630 /* timeout */60000); 2631 2632 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 2633 /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT); 2634 2635 xpt_release_ccb(ccb); 2636 2637 if (error == 0) { 2638 if (action == PR_ALLOW) 2639 softc->flags &= ~CD_FLAG_DISC_LOCKED; 2640 else 2641 softc->flags |= CD_FLAG_DISC_LOCKED; 2642 } 2643 } 2644 2645 static void 2646 cdmediaprobedone(struct cam_periph *periph) 2647 { 2648 struct cd_softc *softc; 2649 2650 cam_periph_assert(periph, MA_OWNED); 2651 softc = (struct cd_softc *)periph->softc; 2652 2653 softc->flags &= ~CD_FLAG_MEDIA_SCAN_ACT; 2654 2655 if ((softc->flags & CD_FLAG_MEDIA_WAIT) != 0) { 2656 softc->flags &= ~CD_FLAG_MEDIA_WAIT; 2657 wakeup(&softc->toc); 2658 } 2659 cam_periph_release_locked(periph); 2660 } 2661 2662 /* 2663 * XXX: the disk media and sector size is only really able to change 2664 * XXX: while the device is closed. 2665 */ 2666 2667 static int 2668 cdcheckmedia(struct cam_periph *periph, bool do_wait) 2669 { 2670 struct cd_softc *softc; 2671 int error; 2672 2673 cam_periph_assert(periph, MA_OWNED); 2674 softc = (struct cd_softc *)periph->softc; 2675 error = 0; 2676 2677 /* Released by cdmediaprobedone(). */ 2678 error = cam_periph_acquire(periph); 2679 if (error != 0) 2680 return (error); 2681 2682 if (do_wait) 2683 softc->flags |= CD_FLAG_MEDIA_WAIT; 2684 if ((softc->flags & CD_FLAG_MEDIA_SCAN_ACT) == 0) { 2685 softc->state = CD_STATE_MEDIA_PREVENT; 2686 softc->flags |= CD_FLAG_MEDIA_SCAN_ACT; 2687 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 2688 } 2689 if (!do_wait) 2690 return (0); 2691 2692 error = msleep(&softc->toc, cam_periph_mtx(periph), PRIBIO,"cdmedia",0); 2693 2694 /* 2695 * Check to see whether we have a valid size from the media. We 2696 * may or may not have a valid TOC. 2697 */ 2698 if (error == 0 && (softc->flags & CD_FLAG_VALID_MEDIA) == 0) 2699 error = EINVAL; 2700 2701 return (error); 2702 } 2703 2704 static int 2705 cd6byteworkaround(union ccb *ccb) 2706 { 2707 uint8_t *cdb; 2708 struct cam_periph *periph; 2709 struct cd_softc *softc; 2710 struct cd_mode_params *params; 2711 int frozen, found; 2712 2713 periph = xpt_path_periph(ccb->ccb_h.path); 2714 softc = (struct cd_softc *)periph->softc; 2715 2716 cdb = ccb->csio.cdb_io.cdb_bytes; 2717 2718 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) 2719 || ((cdb[0] != MODE_SENSE_6) 2720 && (cdb[0] != MODE_SELECT_6))) 2721 return (0); 2722 2723 /* 2724 * Because there is no convenient place to stash the overall 2725 * cd_mode_params structure pointer, we have to grab it like this. 2726 * This means that ALL MODE_SENSE and MODE_SELECT requests in the 2727 * cd(4) driver MUST go through cdgetmode() and cdsetmode()! 2728 * 2729 * XXX It would be nice if, at some point, we could increase the 2730 * number of available peripheral private pointers. Both pointers 2731 * are currently used in most every peripheral driver. 2732 */ 2733 found = 0; 2734 2735 STAILQ_FOREACH(params, &softc->mode_queue, links) { 2736 if (params->mode_buf == ccb->csio.data_ptr) { 2737 found = 1; 2738 break; 2739 } 2740 } 2741 2742 /* 2743 * This shouldn't happen. All mode sense and mode select 2744 * operations in the cd(4) driver MUST go through cdgetmode() and 2745 * cdsetmode()! 2746 */ 2747 if (found == 0) { 2748 xpt_print(periph->path, 2749 "mode buffer not found in mode queue!\n"); 2750 return (0); 2751 } 2752 2753 params->cdb_size = 10; 2754 softc->minimum_command_size = 10; 2755 xpt_print(ccb->ccb_h.path, 2756 "%s(6) failed, increasing minimum CDB size to 10 bytes\n", 2757 (cdb[0] == MODE_SENSE_6) ? "MODE_SENSE" : "MODE_SELECT"); 2758 2759 if (cdb[0] == MODE_SENSE_6) { 2760 struct scsi_mode_sense_10 ms10; 2761 struct scsi_mode_sense_6 *ms6; 2762 int len; 2763 2764 ms6 = (struct scsi_mode_sense_6 *)cdb; 2765 2766 bzero(&ms10, sizeof(ms10)); 2767 ms10.opcode = MODE_SENSE_10; 2768 ms10.byte2 = ms6->byte2; 2769 ms10.page = ms6->page; 2770 2771 /* 2772 * 10 byte mode header, block descriptor, 2773 * sizeof(union cd_pages) 2774 */ 2775 len = sizeof(struct cd_mode_data_10); 2776 ccb->csio.dxfer_len = len; 2777 2778 scsi_ulto2b(len, ms10.length); 2779 ms10.control = ms6->control; 2780 bcopy(&ms10, cdb, 10); 2781 ccb->csio.cdb_len = 10; 2782 } else { 2783 struct scsi_mode_select_10 ms10; 2784 struct scsi_mode_select_6 *ms6; 2785 struct scsi_mode_header_6 *header6; 2786 struct scsi_mode_header_10 *header10; 2787 struct scsi_mode_page_header *page_header; 2788 int blk_desc_len, page_num, page_size, len; 2789 2790 ms6 = (struct scsi_mode_select_6 *)cdb; 2791 2792 bzero(&ms10, sizeof(ms10)); 2793 ms10.opcode = MODE_SELECT_10; 2794 ms10.byte2 = ms6->byte2; 2795 2796 header6 = (struct scsi_mode_header_6 *)params->mode_buf; 2797 header10 = (struct scsi_mode_header_10 *)params->mode_buf; 2798 2799 page_header = find_mode_page_6(header6); 2800 page_num = page_header->page_code; 2801 2802 blk_desc_len = header6->blk_desc_len; 2803 2804 page_size = cdgetpagesize(page_num); 2805 2806 if (page_size != (page_header->page_length + 2807 sizeof(*page_header))) 2808 page_size = page_header->page_length + 2809 sizeof(*page_header); 2810 2811 len = sizeof(*header10) + blk_desc_len + page_size; 2812 2813 len = min(params->alloc_len, len); 2814 2815 /* 2816 * Since the 6 byte parameter header is shorter than the 10 2817 * byte parameter header, we need to copy the actual mode 2818 * page data, and the block descriptor, if any, so things wind 2819 * up in the right place. The regions will overlap, but 2820 * bcopy() does the right thing. 2821 */ 2822 bcopy(params->mode_buf + sizeof(*header6), 2823 params->mode_buf + sizeof(*header10), 2824 len - sizeof(*header10)); 2825 2826 /* Make sure these fields are set correctly. */ 2827 scsi_ulto2b(0, header10->data_length); 2828 header10->medium_type = 0; 2829 scsi_ulto2b(blk_desc_len, header10->blk_desc_len); 2830 2831 ccb->csio.dxfer_len = len; 2832 2833 scsi_ulto2b(len, ms10.length); 2834 ms10.control = ms6->control; 2835 bcopy(&ms10, cdb, 10); 2836 ccb->csio.cdb_len = 10; 2837 } 2838 2839 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 2840 ccb->ccb_h.status = CAM_REQUEUE_REQ; 2841 xpt_action(ccb); 2842 if (frozen) { 2843 cam_release_devq(ccb->ccb_h.path, 2844 /*relsim_flags*/0, 2845 /*openings*/0, 2846 /*timeout*/0, 2847 /*getcount_only*/0); 2848 } 2849 2850 return (ERESTART); 2851 } 2852 2853 static int 2854 cderror(union ccb *ccb, uint32_t cam_flags, uint32_t sense_flags) 2855 { 2856 struct cd_softc *softc; 2857 struct cam_periph *periph; 2858 int error, error_code, sense_key, asc, ascq; 2859 2860 periph = xpt_path_periph(ccb->ccb_h.path); 2861 softc = (struct cd_softc *)periph->softc; 2862 2863 cam_periph_assert(periph, MA_OWNED); 2864 2865 /* 2866 * We use a status of CAM_REQ_INVALID as shorthand -- if a 6 byte 2867 * CDB comes back with this particular error, try transforming it 2868 * into the 10 byte version. 2869 */ 2870 error = 0; 2871 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 2872 error = cd6byteworkaround(ccb); 2873 } else if (scsi_extract_sense_ccb(ccb, 2874 &error_code, &sense_key, &asc, &ascq)) { 2875 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) { 2876 error = cd6byteworkaround(ccb); 2877 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 2878 asc == 0x28 && ascq == 0x00) { 2879 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */ 2880 disk_media_changed(softc->disk, M_NOWAIT); 2881 } else if (sense_key == SSD_KEY_NOT_READY && 2882 asc == 0x3a && (softc->flags & CD_FLAG_VALID_MEDIA)) { 2883 /* 3a/0: MEDIUM NOT PRESENT */ 2884 /* 3a/1: MEDIUM NOT PRESENT - TRAY CLOSED */ 2885 /* 3a/2: MEDIUM NOT PRESENT - TRAY OPEN */ 2886 /* 3a/3: MEDIUM NOT PRESENT - LOADABLE */ 2887 /* 3a/4: MEDIUM NOT PRESENT - MEDIUM AUXILIARY MEMORY ACCESSIBLE */ 2888 softc->flags &= ~CD_FLAG_VALID_MEDIA; 2889 disk_media_gone(softc->disk, M_NOWAIT); 2890 } 2891 } 2892 2893 if (error == ERESTART) 2894 return (error); 2895 2896 /* 2897 * XXX 2898 * Until we have a better way of doing pack validation, 2899 * don't treat UAs as errors. 2900 */ 2901 sense_flags |= SF_RETRY_UA; 2902 2903 if (softc->quirks & CD_Q_RETRY_BUSY) 2904 sense_flags |= SF_RETRY_BUSY; 2905 return (cam_periph_error(ccb, cam_flags, sense_flags)); 2906 } 2907 2908 static void 2909 cdmediapoll(void *arg) 2910 { 2911 struct cam_periph *periph = arg; 2912 struct cd_softc *softc = periph->softc; 2913 2914 if (softc->state == CD_STATE_NORMAL && !softc->tur && 2915 softc->outstanding_cmds == 0) { 2916 if (cam_periph_acquire(periph) == 0) { 2917 softc->tur = 1; 2918 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 2919 } 2920 } 2921 2922 /* Queue us up again */ 2923 if (cd_poll_period != 0) { 2924 callout_schedule_sbt(&softc->mediapoll_c, 2925 cd_poll_period * SBT_1S, 0, C_PREL(1)); 2926 } 2927 } 2928 2929 /* 2930 * Read table of contents 2931 */ 2932 static int 2933 cdreadtoc(struct cam_periph *periph, uint32_t mode, uint32_t start, 2934 uint8_t *data, uint32_t len, uint32_t sense_flags) 2935 { 2936 struct ccb_scsiio *csio; 2937 union ccb *ccb; 2938 int error; 2939 2940 error = 0; 2941 2942 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2943 2944 csio = &ccb->csio; 2945 2946 scsi_read_toc(csio, 2947 /* retries */ cd_retry_count, 2948 /* cbfcnp */ NULL, 2949 /* tag_action */ MSG_SIMPLE_Q_TAG, 2950 /* byte1_flags */ (mode == CD_MSF_FORMAT) ? CD_MSF : 0, 2951 /* format */ SRTOC_FORMAT_TOC, 2952 /* track*/ start, 2953 /* data_ptr */ data, 2954 /* dxfer_len */ len, 2955 /* sense_len */ SSD_FULL_SIZE, 2956 /* timeout */ 50000); 2957 2958 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 2959 /*sense_flags*/SF_RETRY_UA | sense_flags); 2960 2961 xpt_release_ccb(ccb); 2962 2963 return(error); 2964 } 2965 2966 static int 2967 cdreadsubchannel(struct cam_periph *periph, uint32_t mode, 2968 uint32_t format, int track, 2969 struct cd_sub_channel_info *data, uint32_t len) 2970 { 2971 struct scsi_read_subchannel *scsi_cmd; 2972 struct ccb_scsiio *csio; 2973 union ccb *ccb; 2974 int error; 2975 2976 error = 0; 2977 2978 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2979 2980 csio = &ccb->csio; 2981 2982 cam_fill_csio(csio, 2983 /* retries */ cd_retry_count, 2984 /* cbfcnp */ NULL, 2985 /* flags */ CAM_DIR_IN, 2986 /* tag_action */ MSG_SIMPLE_Q_TAG, 2987 /* data_ptr */ (uint8_t *)data, 2988 /* dxfer_len */ len, 2989 /* sense_len */ SSD_FULL_SIZE, 2990 sizeof(struct scsi_read_subchannel), 2991 /* timeout */ 50000); 2992 2993 scsi_cmd = (struct scsi_read_subchannel *)&csio->cdb_io.cdb_bytes; 2994 bzero (scsi_cmd, sizeof(*scsi_cmd)); 2995 2996 scsi_cmd->op_code = READ_SUBCHANNEL; 2997 if (mode == CD_MSF_FORMAT) 2998 scsi_cmd->byte1 |= CD_MSF; 2999 scsi_cmd->byte2 = SRS_SUBQ; 3000 scsi_cmd->subchan_format = format; 3001 scsi_cmd->track = track; 3002 scsi_ulto2b(len, (uint8_t *)scsi_cmd->data_len); 3003 scsi_cmd->control = 0; 3004 3005 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3006 /*sense_flags*/SF_RETRY_UA); 3007 3008 xpt_release_ccb(ccb); 3009 3010 return(error); 3011 } 3012 3013 /* 3014 * All MODE_SENSE requests in the cd(4) driver MUST go through this 3015 * routine. See comments in cd6byteworkaround() for details. 3016 */ 3017 static int 3018 cdgetmode(struct cam_periph *periph, struct cd_mode_params *data, 3019 uint32_t page) 3020 { 3021 struct ccb_scsiio *csio; 3022 struct cd_softc *softc; 3023 union ccb *ccb; 3024 int param_len; 3025 int error; 3026 3027 softc = (struct cd_softc *)periph->softc; 3028 3029 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3030 3031 csio = &ccb->csio; 3032 3033 data->cdb_size = softc->minimum_command_size; 3034 if (data->cdb_size < 10) 3035 param_len = sizeof(struct cd_mode_data); 3036 else 3037 param_len = sizeof(struct cd_mode_data_10); 3038 3039 /* Don't say we've got more room than we actually allocated */ 3040 param_len = min(param_len, data->alloc_len); 3041 3042 scsi_mode_sense_len(csio, 3043 /* retries */ cd_retry_count, 3044 /* cbfcnp */ NULL, 3045 /* tag_action */ MSG_SIMPLE_Q_TAG, 3046 /* dbd */ 0, 3047 /* page_code */ SMS_PAGE_CTRL_CURRENT, 3048 /* page */ page, 3049 /* param_buf */ data->mode_buf, 3050 /* param_len */ param_len, 3051 /* minimum_cmd_size */ softc->minimum_command_size, 3052 /* sense_len */ SSD_FULL_SIZE, 3053 /* timeout */ 50000); 3054 3055 /* 3056 * It would be nice not to have to do this, but there's no 3057 * available pointer in the CCB that would allow us to stuff the 3058 * mode params structure in there and retrieve it in 3059 * cd6byteworkaround(), so we can set the cdb size. The cdb size 3060 * lets the caller know what CDB size we ended up using, so they 3061 * can find the actual mode page offset. 3062 */ 3063 STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3064 3065 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3066 /*sense_flags*/SF_RETRY_UA); 3067 3068 xpt_release_ccb(ccb); 3069 3070 STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3071 3072 /* 3073 * This is a bit of belt-and-suspenders checking, but if we run 3074 * into a situation where the target sends back multiple block 3075 * descriptors, we might not have enough space in the buffer to 3076 * see the whole mode page. Better to return an error than 3077 * potentially access memory beyond our malloced region. 3078 */ 3079 if (error == 0) { 3080 uint32_t data_len; 3081 3082 if (data->cdb_size == 10) { 3083 struct scsi_mode_header_10 *hdr10; 3084 3085 hdr10 = (struct scsi_mode_header_10 *)data->mode_buf; 3086 data_len = scsi_2btoul(hdr10->data_length); 3087 data_len += sizeof(hdr10->data_length); 3088 } else { 3089 struct scsi_mode_header_6 *hdr6; 3090 3091 hdr6 = (struct scsi_mode_header_6 *)data->mode_buf; 3092 data_len = hdr6->data_length; 3093 data_len += sizeof(hdr6->data_length); 3094 } 3095 3096 /* 3097 * Complain if there is more mode data available than we 3098 * allocated space for. This could potentially happen if 3099 * we miscalculated the page length for some reason, if the 3100 * drive returns multiple block descriptors, or if it sets 3101 * the data length incorrectly. 3102 */ 3103 if (data_len > data->alloc_len) { 3104 xpt_print(periph->path, "allocated modepage %d length " 3105 "%d < returned length %d\n", page, data->alloc_len, 3106 data_len); 3107 error = ENOSPC; 3108 } 3109 } 3110 return (error); 3111 } 3112 3113 /* 3114 * All MODE_SELECT requests in the cd(4) driver MUST go through this 3115 * routine. See comments in cd6byteworkaround() for details. 3116 */ 3117 static int 3118 cdsetmode(struct cam_periph *periph, struct cd_mode_params *data) 3119 { 3120 struct ccb_scsiio *csio; 3121 struct cd_softc *softc; 3122 union ccb *ccb; 3123 int cdb_size, param_len; 3124 int error; 3125 3126 softc = (struct cd_softc *)periph->softc; 3127 3128 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3129 3130 csio = &ccb->csio; 3131 3132 error = 0; 3133 3134 /* 3135 * If the data is formatted for the 10 byte version of the mode 3136 * select parameter list, we need to use the 10 byte CDB. 3137 * Otherwise, we use whatever the stored minimum command size. 3138 */ 3139 if (data->cdb_size == 10) 3140 cdb_size = data->cdb_size; 3141 else 3142 cdb_size = softc->minimum_command_size; 3143 3144 if (cdb_size >= 10) { 3145 struct scsi_mode_header_10 *mode_header; 3146 uint32_t data_len; 3147 3148 mode_header = (struct scsi_mode_header_10 *)data->mode_buf; 3149 3150 data_len = scsi_2btoul(mode_header->data_length); 3151 3152 scsi_ulto2b(0, mode_header->data_length); 3153 /* 3154 * SONY drives do not allow a mode select with a medium_type 3155 * value that has just been returned by a mode sense; use a 3156 * medium_type of 0 (Default) instead. 3157 */ 3158 mode_header->medium_type = 0; 3159 3160 /* 3161 * Pass back whatever the drive passed to us, plus the size 3162 * of the data length field. 3163 */ 3164 param_len = data_len + sizeof(mode_header->data_length); 3165 3166 } else { 3167 struct scsi_mode_header_6 *mode_header; 3168 3169 mode_header = (struct scsi_mode_header_6 *)data->mode_buf; 3170 3171 param_len = mode_header->data_length + 1; 3172 3173 mode_header->data_length = 0; 3174 /* 3175 * SONY drives do not allow a mode select with a medium_type 3176 * value that has just been returned by a mode sense; use a 3177 * medium_type of 0 (Default) instead. 3178 */ 3179 mode_header->medium_type = 0; 3180 } 3181 3182 /* Don't say we've got more room than we actually allocated */ 3183 param_len = min(param_len, data->alloc_len); 3184 3185 scsi_mode_select_len(csio, 3186 /* retries */ cd_retry_count, 3187 /* cbfcnp */ NULL, 3188 /* tag_action */ MSG_SIMPLE_Q_TAG, 3189 /* scsi_page_fmt */ 1, 3190 /* save_pages */ 0, 3191 /* param_buf */ data->mode_buf, 3192 /* param_len */ param_len, 3193 /* minimum_cmd_size */ cdb_size, 3194 /* sense_len */ SSD_FULL_SIZE, 3195 /* timeout */ 50000); 3196 3197 /* See comments in cdgetmode() and cd6byteworkaround(). */ 3198 STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3199 3200 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3201 /*sense_flags*/SF_RETRY_UA); 3202 3203 xpt_release_ccb(ccb); 3204 3205 STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3206 3207 return (error); 3208 } 3209 3210 static int 3211 cdplay(struct cam_periph *periph, uint32_t blk, uint32_t len) 3212 { 3213 struct ccb_scsiio *csio; 3214 union ccb *ccb; 3215 int error; 3216 uint8_t cdb_len; 3217 3218 error = 0; 3219 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3220 csio = &ccb->csio; 3221 /* 3222 * Use the smallest possible command to perform the operation. 3223 */ 3224 if ((len & 0xffff0000) == 0) { 3225 /* 3226 * We can fit in a 10 byte cdb. 3227 */ 3228 struct scsi_play_10 *scsi_cmd; 3229 3230 scsi_cmd = (struct scsi_play_10 *)&csio->cdb_io.cdb_bytes; 3231 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3232 scsi_cmd->op_code = PLAY_10; 3233 scsi_ulto4b(blk, (uint8_t *)scsi_cmd->blk_addr); 3234 scsi_ulto2b(len, (uint8_t *)scsi_cmd->xfer_len); 3235 cdb_len = sizeof(*scsi_cmd); 3236 } else { 3237 struct scsi_play_12 *scsi_cmd; 3238 3239 scsi_cmd = (struct scsi_play_12 *)&csio->cdb_io.cdb_bytes; 3240 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3241 scsi_cmd->op_code = PLAY_12; 3242 scsi_ulto4b(blk, (uint8_t *)scsi_cmd->blk_addr); 3243 scsi_ulto4b(len, (uint8_t *)scsi_cmd->xfer_len); 3244 cdb_len = sizeof(*scsi_cmd); 3245 } 3246 cam_fill_csio(csio, 3247 /*retries*/ cd_retry_count, 3248 /*cbfcnp*/NULL, 3249 /*flags*/CAM_DIR_NONE, 3250 MSG_SIMPLE_Q_TAG, 3251 /*dataptr*/NULL, 3252 /*datalen*/0, 3253 /*sense_len*/SSD_FULL_SIZE, 3254 cdb_len, 3255 /*timeout*/50 * 1000); 3256 3257 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3258 /*sense_flags*/SF_RETRY_UA); 3259 3260 xpt_release_ccb(ccb); 3261 3262 return(error); 3263 } 3264 3265 static int 3266 cdplaymsf(struct cam_periph *periph, uint32_t startm, uint32_t starts, 3267 uint32_t startf, uint32_t endm, uint32_t ends, uint32_t endf) 3268 { 3269 struct scsi_play_msf *scsi_cmd; 3270 struct ccb_scsiio *csio; 3271 union ccb *ccb; 3272 int error; 3273 3274 error = 0; 3275 3276 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3277 3278 csio = &ccb->csio; 3279 3280 cam_fill_csio(csio, 3281 /* retries */ cd_retry_count, 3282 /* cbfcnp */ NULL, 3283 /* flags */ CAM_DIR_NONE, 3284 /* tag_action */ MSG_SIMPLE_Q_TAG, 3285 /* data_ptr */ NULL, 3286 /* dxfer_len */ 0, 3287 /* sense_len */ SSD_FULL_SIZE, 3288 sizeof(struct scsi_play_msf), 3289 /* timeout */ 50000); 3290 3291 scsi_cmd = (struct scsi_play_msf *)&csio->cdb_io.cdb_bytes; 3292 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3293 3294 scsi_cmd->op_code = PLAY_MSF; 3295 scsi_cmd->start_m = startm; 3296 scsi_cmd->start_s = starts; 3297 scsi_cmd->start_f = startf; 3298 scsi_cmd->end_m = endm; 3299 scsi_cmd->end_s = ends; 3300 scsi_cmd->end_f = endf; 3301 3302 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3303 /*sense_flags*/SF_RETRY_UA); 3304 3305 xpt_release_ccb(ccb); 3306 3307 return(error); 3308 } 3309 3310 static int 3311 cdplaytracks(struct cam_periph *periph, uint32_t strack, uint32_t sindex, 3312 uint32_t etrack, uint32_t eindex) 3313 { 3314 struct scsi_play_track *scsi_cmd; 3315 struct ccb_scsiio *csio; 3316 union ccb *ccb; 3317 int error; 3318 3319 error = 0; 3320 3321 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3322 3323 csio = &ccb->csio; 3324 3325 cam_fill_csio(csio, 3326 /* retries */ cd_retry_count, 3327 /* cbfcnp */ NULL, 3328 /* flags */ CAM_DIR_NONE, 3329 /* tag_action */ MSG_SIMPLE_Q_TAG, 3330 /* data_ptr */ NULL, 3331 /* dxfer_len */ 0, 3332 /* sense_len */ SSD_FULL_SIZE, 3333 sizeof(struct scsi_play_track), 3334 /* timeout */ 50000); 3335 3336 scsi_cmd = (struct scsi_play_track *)&csio->cdb_io.cdb_bytes; 3337 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3338 3339 scsi_cmd->op_code = PLAY_TRACK; 3340 scsi_cmd->start_track = strack; 3341 scsi_cmd->start_index = sindex; 3342 scsi_cmd->end_track = etrack; 3343 scsi_cmd->end_index = eindex; 3344 3345 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3346 /*sense_flags*/SF_RETRY_UA); 3347 3348 xpt_release_ccb(ccb); 3349 3350 return(error); 3351 } 3352 3353 static int 3354 cdpause(struct cam_periph *periph, uint32_t go) 3355 { 3356 struct scsi_pause *scsi_cmd; 3357 struct ccb_scsiio *csio; 3358 union ccb *ccb; 3359 int error; 3360 3361 error = 0; 3362 3363 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3364 3365 csio = &ccb->csio; 3366 3367 cam_fill_csio(csio, 3368 /* retries */ cd_retry_count, 3369 /* cbfcnp */ NULL, 3370 /* flags */ CAM_DIR_NONE, 3371 /* tag_action */ MSG_SIMPLE_Q_TAG, 3372 /* data_ptr */ NULL, 3373 /* dxfer_len */ 0, 3374 /* sense_len */ SSD_FULL_SIZE, 3375 sizeof(struct scsi_pause), 3376 /* timeout */ 50000); 3377 3378 scsi_cmd = (struct scsi_pause *)&csio->cdb_io.cdb_bytes; 3379 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3380 3381 scsi_cmd->op_code = PAUSE; 3382 scsi_cmd->resume = go; 3383 3384 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3385 /*sense_flags*/SF_RETRY_UA); 3386 3387 xpt_release_ccb(ccb); 3388 3389 return(error); 3390 } 3391 3392 static int 3393 cdstartunit(struct cam_periph *periph, int load) 3394 { 3395 union ccb *ccb; 3396 int error; 3397 3398 error = 0; 3399 3400 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3401 3402 scsi_start_stop(&ccb->csio, 3403 /* retries */ cd_retry_count, 3404 /* cbfcnp */ NULL, 3405 /* tag_action */ MSG_SIMPLE_Q_TAG, 3406 /* start */ TRUE, 3407 /* load_eject */ load, 3408 /* immediate */ FALSE, 3409 /* sense_len */ SSD_FULL_SIZE, 3410 /* timeout */ 50000); 3411 3412 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3413 /*sense_flags*/SF_RETRY_UA); 3414 3415 xpt_release_ccb(ccb); 3416 3417 return(error); 3418 } 3419 3420 static int 3421 cdstopunit(struct cam_periph *periph, uint32_t eject) 3422 { 3423 union ccb *ccb; 3424 int error; 3425 3426 error = 0; 3427 3428 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3429 3430 scsi_start_stop(&ccb->csio, 3431 /* retries */ cd_retry_count, 3432 /* cbfcnp */ NULL, 3433 /* tag_action */ MSG_SIMPLE_Q_TAG, 3434 /* start */ FALSE, 3435 /* load_eject */ eject, 3436 /* immediate */ FALSE, 3437 /* sense_len */ SSD_FULL_SIZE, 3438 /* timeout */ 50000); 3439 3440 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3441 /*sense_flags*/SF_RETRY_UA); 3442 3443 xpt_release_ccb(ccb); 3444 3445 return(error); 3446 } 3447 3448 static int 3449 cdsetspeed(struct cam_periph *periph, uint32_t rdspeed, uint32_t wrspeed) 3450 { 3451 struct scsi_set_speed *scsi_cmd; 3452 struct ccb_scsiio *csio; 3453 union ccb *ccb; 3454 int error; 3455 3456 error = 0; 3457 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3458 csio = &ccb->csio; 3459 3460 /* Preserve old behavior: units in multiples of CDROM speed */ 3461 if (rdspeed < 177) 3462 rdspeed *= 177; 3463 if (wrspeed < 177) 3464 wrspeed *= 177; 3465 3466 cam_fill_csio(csio, 3467 /* retries */ cd_retry_count, 3468 /* cbfcnp */ NULL, 3469 /* flags */ CAM_DIR_NONE, 3470 /* tag_action */ MSG_SIMPLE_Q_TAG, 3471 /* data_ptr */ NULL, 3472 /* dxfer_len */ 0, 3473 /* sense_len */ SSD_FULL_SIZE, 3474 sizeof(struct scsi_set_speed), 3475 /* timeout */ 50000); 3476 3477 scsi_cmd = (struct scsi_set_speed *)&csio->cdb_io.cdb_bytes; 3478 bzero(scsi_cmd, sizeof(*scsi_cmd)); 3479 3480 scsi_cmd->opcode = SET_CD_SPEED; 3481 scsi_ulto2b(rdspeed, scsi_cmd->readspeed); 3482 scsi_ulto2b(wrspeed, scsi_cmd->writespeed); 3483 3484 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3485 /*sense_flags*/SF_RETRY_UA); 3486 3487 xpt_release_ccb(ccb); 3488 3489 return(error); 3490 } 3491 3492 static int 3493 cdreportkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 3494 { 3495 union ccb *ccb; 3496 uint8_t *databuf; 3497 uint32_t lba; 3498 int error; 3499 int length; 3500 3501 error = 0; 3502 databuf = NULL; 3503 lba = 0; 3504 3505 switch (authinfo->format) { 3506 case DVD_REPORT_AGID: 3507 length = sizeof(struct scsi_report_key_data_agid); 3508 break; 3509 case DVD_REPORT_CHALLENGE: 3510 length = sizeof(struct scsi_report_key_data_challenge); 3511 break; 3512 case DVD_REPORT_KEY1: 3513 length = sizeof(struct scsi_report_key_data_key1_key2); 3514 break; 3515 case DVD_REPORT_TITLE_KEY: 3516 length = sizeof(struct scsi_report_key_data_title); 3517 /* The lba field is only set for the title key */ 3518 lba = authinfo->lba; 3519 break; 3520 case DVD_REPORT_ASF: 3521 length = sizeof(struct scsi_report_key_data_asf); 3522 break; 3523 case DVD_REPORT_RPC: 3524 length = sizeof(struct scsi_report_key_data_rpc); 3525 break; 3526 case DVD_INVALIDATE_AGID: 3527 length = 0; 3528 break; 3529 default: 3530 return (EINVAL); 3531 } 3532 3533 if (length != 0) { 3534 databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3535 } else 3536 databuf = NULL; 3537 3538 cam_periph_lock(periph); 3539 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3540 3541 scsi_report_key(&ccb->csio, 3542 /* retries */ cd_retry_count, 3543 /* cbfcnp */ NULL, 3544 /* tag_action */ MSG_SIMPLE_Q_TAG, 3545 /* lba */ lba, 3546 /* agid */ authinfo->agid, 3547 /* key_format */ authinfo->format, 3548 /* data_ptr */ databuf, 3549 /* dxfer_len */ length, 3550 /* sense_len */ SSD_FULL_SIZE, 3551 /* timeout */ 50000); 3552 3553 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3554 /*sense_flags*/SF_RETRY_UA); 3555 3556 if (error != 0) 3557 goto bailout; 3558 3559 if (ccb->csio.resid != 0) { 3560 xpt_print(periph->path, "warning, residual for report key " 3561 "command is %d\n", ccb->csio.resid); 3562 } 3563 3564 switch(authinfo->format) { 3565 case DVD_REPORT_AGID: { 3566 struct scsi_report_key_data_agid *agid_data; 3567 3568 agid_data = (struct scsi_report_key_data_agid *)databuf; 3569 3570 authinfo->agid = (agid_data->agid & RKD_AGID_MASK) >> 3571 RKD_AGID_SHIFT; 3572 break; 3573 } 3574 case DVD_REPORT_CHALLENGE: { 3575 struct scsi_report_key_data_challenge *chal_data; 3576 3577 chal_data = (struct scsi_report_key_data_challenge *)databuf; 3578 3579 bcopy(chal_data->challenge_key, authinfo->keychal, 3580 min(sizeof(chal_data->challenge_key), 3581 sizeof(authinfo->keychal))); 3582 break; 3583 } 3584 case DVD_REPORT_KEY1: { 3585 struct scsi_report_key_data_key1_key2 *key1_data; 3586 3587 key1_data = (struct scsi_report_key_data_key1_key2 *)databuf; 3588 3589 bcopy(key1_data->key1, authinfo->keychal, 3590 min(sizeof(key1_data->key1), sizeof(authinfo->keychal))); 3591 break; 3592 } 3593 case DVD_REPORT_TITLE_KEY: { 3594 struct scsi_report_key_data_title *title_data; 3595 3596 title_data = (struct scsi_report_key_data_title *)databuf; 3597 3598 authinfo->cpm = (title_data->byte0 & RKD_TITLE_CPM) >> 3599 RKD_TITLE_CPM_SHIFT; 3600 authinfo->cp_sec = (title_data->byte0 & RKD_TITLE_CP_SEC) >> 3601 RKD_TITLE_CP_SEC_SHIFT; 3602 authinfo->cgms = (title_data->byte0 & RKD_TITLE_CMGS_MASK) >> 3603 RKD_TITLE_CMGS_SHIFT; 3604 bcopy(title_data->title_key, authinfo->keychal, 3605 min(sizeof(title_data->title_key), 3606 sizeof(authinfo->keychal))); 3607 break; 3608 } 3609 case DVD_REPORT_ASF: { 3610 struct scsi_report_key_data_asf *asf_data; 3611 3612 asf_data = (struct scsi_report_key_data_asf *)databuf; 3613 3614 authinfo->asf = asf_data->success & RKD_ASF_SUCCESS; 3615 break; 3616 } 3617 case DVD_REPORT_RPC: { 3618 struct scsi_report_key_data_rpc *rpc_data; 3619 3620 rpc_data = (struct scsi_report_key_data_rpc *)databuf; 3621 3622 authinfo->reg_type = (rpc_data->byte4 & RKD_RPC_TYPE_MASK) >> 3623 RKD_RPC_TYPE_SHIFT; 3624 authinfo->vend_rsts = 3625 (rpc_data->byte4 & RKD_RPC_VENDOR_RESET_MASK) >> 3626 RKD_RPC_VENDOR_RESET_SHIFT; 3627 authinfo->user_rsts = rpc_data->byte4 & RKD_RPC_USER_RESET_MASK; 3628 authinfo->region = rpc_data->region_mask; 3629 authinfo->rpc_scheme = rpc_data->rpc_scheme1; 3630 break; 3631 } 3632 case DVD_INVALIDATE_AGID: 3633 break; 3634 default: 3635 /* This should be impossible, since we checked above */ 3636 error = EINVAL; 3637 goto bailout; 3638 break; /* NOTREACHED */ 3639 } 3640 3641 bailout: 3642 xpt_release_ccb(ccb); 3643 cam_periph_unlock(periph); 3644 3645 if (databuf != NULL) 3646 free(databuf, M_DEVBUF); 3647 3648 return(error); 3649 } 3650 3651 static int 3652 cdsendkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 3653 { 3654 union ccb *ccb; 3655 uint8_t *databuf; 3656 int length; 3657 int error; 3658 3659 error = 0; 3660 databuf = NULL; 3661 3662 switch(authinfo->format) { 3663 case DVD_SEND_CHALLENGE: { 3664 struct scsi_report_key_data_challenge *challenge_data; 3665 3666 length = sizeof(*challenge_data); 3667 3668 challenge_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3669 3670 databuf = (uint8_t *)challenge_data; 3671 3672 scsi_ulto2b(length - sizeof(challenge_data->data_len), 3673 challenge_data->data_len); 3674 3675 bcopy(authinfo->keychal, challenge_data->challenge_key, 3676 min(sizeof(authinfo->keychal), 3677 sizeof(challenge_data->challenge_key))); 3678 break; 3679 } 3680 case DVD_SEND_KEY2: { 3681 struct scsi_report_key_data_key1_key2 *key2_data; 3682 3683 length = sizeof(*key2_data); 3684 3685 key2_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3686 3687 databuf = (uint8_t *)key2_data; 3688 3689 scsi_ulto2b(length - sizeof(key2_data->data_len), 3690 key2_data->data_len); 3691 3692 bcopy(authinfo->keychal, key2_data->key1, 3693 min(sizeof(authinfo->keychal), sizeof(key2_data->key1))); 3694 3695 break; 3696 } 3697 case DVD_SEND_RPC: { 3698 struct scsi_send_key_data_rpc *rpc_data; 3699 3700 length = sizeof(*rpc_data); 3701 3702 rpc_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3703 3704 databuf = (uint8_t *)rpc_data; 3705 3706 scsi_ulto2b(length - sizeof(rpc_data->data_len), 3707 rpc_data->data_len); 3708 3709 rpc_data->region_code = authinfo->region; 3710 break; 3711 } 3712 default: 3713 return (EINVAL); 3714 } 3715 3716 cam_periph_lock(periph); 3717 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3718 3719 scsi_send_key(&ccb->csio, 3720 /* retries */ cd_retry_count, 3721 /* cbfcnp */ NULL, 3722 /* tag_action */ MSG_SIMPLE_Q_TAG, 3723 /* agid */ authinfo->agid, 3724 /* key_format */ authinfo->format, 3725 /* data_ptr */ databuf, 3726 /* dxfer_len */ length, 3727 /* sense_len */ SSD_FULL_SIZE, 3728 /* timeout */ 50000); 3729 3730 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3731 /*sense_flags*/SF_RETRY_UA); 3732 3733 xpt_release_ccb(ccb); 3734 cam_periph_unlock(periph); 3735 3736 if (databuf != NULL) 3737 free(databuf, M_DEVBUF); 3738 3739 return(error); 3740 } 3741 3742 static int 3743 cdreaddvdstructure(struct cam_periph *periph, struct dvd_struct *dvdstruct) 3744 { 3745 union ccb *ccb; 3746 uint8_t *databuf; 3747 uint32_t address; 3748 int error; 3749 int length; 3750 3751 error = 0; 3752 databuf = NULL; 3753 /* The address is reserved for many of the formats */ 3754 address = 0; 3755 3756 switch(dvdstruct->format) { 3757 case DVD_STRUCT_PHYSICAL: 3758 length = sizeof(struct scsi_read_dvd_struct_data_physical); 3759 break; 3760 case DVD_STRUCT_COPYRIGHT: 3761 length = sizeof(struct scsi_read_dvd_struct_data_copyright); 3762 break; 3763 case DVD_STRUCT_DISCKEY: 3764 length = sizeof(struct scsi_read_dvd_struct_data_disc_key); 3765 break; 3766 case DVD_STRUCT_BCA: 3767 length = sizeof(struct scsi_read_dvd_struct_data_bca); 3768 break; 3769 case DVD_STRUCT_MANUFACT: 3770 length = sizeof(struct scsi_read_dvd_struct_data_manufacturer); 3771 break; 3772 case DVD_STRUCT_CMI: 3773 return (ENODEV); 3774 case DVD_STRUCT_PROTDISCID: 3775 length = sizeof(struct scsi_read_dvd_struct_data_prot_discid); 3776 break; 3777 case DVD_STRUCT_DISCKEYBLOCK: 3778 length = sizeof(struct scsi_read_dvd_struct_data_disc_key_blk); 3779 break; 3780 case DVD_STRUCT_DDS: 3781 length = sizeof(struct scsi_read_dvd_struct_data_dds); 3782 break; 3783 case DVD_STRUCT_MEDIUM_STAT: 3784 length = sizeof(struct scsi_read_dvd_struct_data_medium_status); 3785 break; 3786 case DVD_STRUCT_SPARE_AREA: 3787 length = sizeof(struct scsi_read_dvd_struct_data_spare_area); 3788 break; 3789 case DVD_STRUCT_RMD_LAST: 3790 return (ENODEV); 3791 case DVD_STRUCT_RMD_RMA: 3792 return (ENODEV); 3793 case DVD_STRUCT_PRERECORDED: 3794 length = sizeof(struct scsi_read_dvd_struct_data_leadin); 3795 break; 3796 case DVD_STRUCT_UNIQUEID: 3797 length = sizeof(struct scsi_read_dvd_struct_data_disc_id); 3798 break; 3799 case DVD_STRUCT_DCB: 3800 return (ENODEV); 3801 case DVD_STRUCT_LIST: 3802 /* 3803 * This is the maximum allocation length for the READ DVD 3804 * STRUCTURE command. There's nothing in the MMC3 spec 3805 * that indicates a limit in the amount of data that can 3806 * be returned from this call, other than the limits 3807 * imposed by the 2-byte length variables. 3808 */ 3809 length = 65535; 3810 break; 3811 default: 3812 return (EINVAL); 3813 } 3814 3815 if (length != 0) { 3816 databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3817 } else 3818 databuf = NULL; 3819 3820 cam_periph_lock(periph); 3821 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3822 3823 scsi_read_dvd_structure(&ccb->csio, 3824 /* retries */ cd_retry_count, 3825 /* cbfcnp */ NULL, 3826 /* tag_action */ MSG_SIMPLE_Q_TAG, 3827 /* lba */ address, 3828 /* layer_number */ dvdstruct->layer_num, 3829 /* key_format */ dvdstruct->format, 3830 /* agid */ dvdstruct->agid, 3831 /* data_ptr */ databuf, 3832 /* dxfer_len */ length, 3833 /* sense_len */ SSD_FULL_SIZE, 3834 /* timeout */ 50000); 3835 3836 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3837 /*sense_flags*/SF_RETRY_UA); 3838 3839 if (error != 0) 3840 goto bailout; 3841 3842 switch(dvdstruct->format) { 3843 case DVD_STRUCT_PHYSICAL: { 3844 struct scsi_read_dvd_struct_data_layer_desc *inlayer; 3845 struct dvd_layer *outlayer; 3846 struct scsi_read_dvd_struct_data_physical *phys_data; 3847 3848 phys_data = 3849 (struct scsi_read_dvd_struct_data_physical *)databuf; 3850 inlayer = &phys_data->layer_desc; 3851 outlayer = (struct dvd_layer *)&dvdstruct->data; 3852 3853 dvdstruct->length = sizeof(*inlayer); 3854 3855 outlayer->book_type = (inlayer->book_type_version & 3856 RDSD_BOOK_TYPE_MASK) >> RDSD_BOOK_TYPE_SHIFT; 3857 outlayer->book_version = (inlayer->book_type_version & 3858 RDSD_BOOK_VERSION_MASK); 3859 outlayer->disc_size = (inlayer->disc_size_max_rate & 3860 RDSD_DISC_SIZE_MASK) >> RDSD_DISC_SIZE_SHIFT; 3861 outlayer->max_rate = (inlayer->disc_size_max_rate & 3862 RDSD_MAX_RATE_MASK); 3863 outlayer->nlayers = (inlayer->layer_info & 3864 RDSD_NUM_LAYERS_MASK) >> RDSD_NUM_LAYERS_SHIFT; 3865 outlayer->track_path = (inlayer->layer_info & 3866 RDSD_TRACK_PATH_MASK) >> RDSD_TRACK_PATH_SHIFT; 3867 outlayer->layer_type = (inlayer->layer_info & 3868 RDSD_LAYER_TYPE_MASK); 3869 outlayer->linear_density = (inlayer->density & 3870 RDSD_LIN_DENSITY_MASK) >> RDSD_LIN_DENSITY_SHIFT; 3871 outlayer->track_density = (inlayer->density & 3872 RDSD_TRACK_DENSITY_MASK); 3873 outlayer->bca = (inlayer->bca & RDSD_BCA_MASK) >> 3874 RDSD_BCA_SHIFT; 3875 outlayer->start_sector = scsi_3btoul(inlayer->main_data_start); 3876 outlayer->end_sector = scsi_3btoul(inlayer->main_data_end); 3877 outlayer->end_sector_l0 = 3878 scsi_3btoul(inlayer->end_sector_layer0); 3879 break; 3880 } 3881 case DVD_STRUCT_COPYRIGHT: { 3882 struct scsi_read_dvd_struct_data_copyright *copy_data; 3883 3884 copy_data = (struct scsi_read_dvd_struct_data_copyright *) 3885 databuf; 3886 3887 dvdstruct->cpst = copy_data->cps_type; 3888 dvdstruct->rmi = copy_data->region_info; 3889 dvdstruct->length = 0; 3890 3891 break; 3892 } 3893 default: 3894 /* 3895 * Tell the user what the overall length is, no matter 3896 * what we can actually fit in the data buffer. 3897 */ 3898 dvdstruct->length = length - ccb->csio.resid - 3899 sizeof(struct scsi_read_dvd_struct_data_header); 3900 3901 /* 3902 * But only actually copy out the smaller of what we read 3903 * in or what the structure can take. 3904 */ 3905 bcopy(databuf + sizeof(struct scsi_read_dvd_struct_data_header), 3906 dvdstruct->data, 3907 min(sizeof(dvdstruct->data), dvdstruct->length)); 3908 break; 3909 } 3910 3911 bailout: 3912 xpt_release_ccb(ccb); 3913 cam_periph_unlock(periph); 3914 3915 if (databuf != NULL) 3916 free(databuf, M_DEVBUF); 3917 3918 return(error); 3919 } 3920 3921 void 3922 scsi_report_key(struct ccb_scsiio *csio, uint32_t retries, 3923 void (*cbfcnp)(struct cam_periph *, union ccb *), 3924 uint8_t tag_action, uint32_t lba, uint8_t agid, 3925 uint8_t key_format, uint8_t *data_ptr, uint32_t dxfer_len, 3926 uint8_t sense_len, uint32_t timeout) 3927 { 3928 struct scsi_report_key *scsi_cmd; 3929 3930 scsi_cmd = (struct scsi_report_key *)&csio->cdb_io.cdb_bytes; 3931 bzero(scsi_cmd, sizeof(*scsi_cmd)); 3932 scsi_cmd->opcode = REPORT_KEY; 3933 scsi_ulto4b(lba, scsi_cmd->lba); 3934 scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 3935 scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 3936 (key_format & RK_KF_KEYFORMAT_MASK); 3937 3938 cam_fill_csio(csio, 3939 retries, 3940 cbfcnp, 3941 /*flags*/ (dxfer_len == 0) ? CAM_DIR_NONE : CAM_DIR_IN, 3942 tag_action, 3943 /*data_ptr*/ data_ptr, 3944 /*dxfer_len*/ dxfer_len, 3945 sense_len, 3946 sizeof(*scsi_cmd), 3947 timeout); 3948 } 3949 3950 void 3951 scsi_send_key(struct ccb_scsiio *csio, uint32_t retries, 3952 void (*cbfcnp)(struct cam_periph *, union ccb *), 3953 uint8_t tag_action, uint8_t agid, uint8_t key_format, 3954 uint8_t *data_ptr, uint32_t dxfer_len, uint8_t sense_len, 3955 uint32_t timeout) 3956 { 3957 struct scsi_send_key *scsi_cmd; 3958 3959 scsi_cmd = (struct scsi_send_key *)&csio->cdb_io.cdb_bytes; 3960 bzero(scsi_cmd, sizeof(*scsi_cmd)); 3961 scsi_cmd->opcode = SEND_KEY; 3962 3963 scsi_ulto2b(dxfer_len, scsi_cmd->param_len); 3964 scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 3965 (key_format & RK_KF_KEYFORMAT_MASK); 3966 3967 cam_fill_csio(csio, 3968 retries, 3969 cbfcnp, 3970 /*flags*/ CAM_DIR_OUT, 3971 tag_action, 3972 /*data_ptr*/ data_ptr, 3973 /*dxfer_len*/ dxfer_len, 3974 sense_len, 3975 sizeof(*scsi_cmd), 3976 timeout); 3977 } 3978 3979 void 3980 scsi_read_dvd_structure(struct ccb_scsiio *csio, uint32_t retries, 3981 void (*cbfcnp)(struct cam_periph *, union ccb *), 3982 uint8_t tag_action, uint32_t address, 3983 uint8_t layer_number, uint8_t format, uint8_t agid, 3984 uint8_t *data_ptr, uint32_t dxfer_len, 3985 uint8_t sense_len, uint32_t timeout) 3986 { 3987 struct scsi_read_dvd_structure *scsi_cmd; 3988 3989 scsi_cmd = (struct scsi_read_dvd_structure *)&csio->cdb_io.cdb_bytes; 3990 bzero(scsi_cmd, sizeof(*scsi_cmd)); 3991 scsi_cmd->opcode = READ_DVD_STRUCTURE; 3992 3993 scsi_ulto4b(address, scsi_cmd->address); 3994 scsi_cmd->layer_number = layer_number; 3995 scsi_cmd->format = format; 3996 scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 3997 /* The AGID is the top two bits of this byte */ 3998 scsi_cmd->agid = agid << 6; 3999 4000 cam_fill_csio(csio, 4001 retries, 4002 cbfcnp, 4003 /*flags*/ CAM_DIR_IN, 4004 tag_action, 4005 /*data_ptr*/ data_ptr, 4006 /*dxfer_len*/ dxfer_len, 4007 sense_len, 4008 sizeof(*scsi_cmd), 4009 timeout); 4010 } 4011 4012 void 4013 scsi_read_toc(struct ccb_scsiio *csio, uint32_t retries, 4014 void (*cbfcnp)(struct cam_periph *, union ccb *), 4015 uint8_t tag_action, uint8_t byte1_flags, uint8_t format, 4016 uint8_t track, uint8_t *data_ptr, uint32_t dxfer_len, 4017 int sense_len, int timeout) 4018 { 4019 struct scsi_read_toc *scsi_cmd; 4020 4021 scsi_cmd = (struct scsi_read_toc *)&csio->cdb_io.cdb_bytes; 4022 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4023 scsi_cmd->op_code = READ_TOC; 4024 4025 /* 4026 * The structure is counting from 1, the function counting from 0. 4027 * The spec counts from 0. In MMC-6, there is only one flag, the 4028 * MSF flag. But we put the whole byte in for a bit a future-proofing. 4029 */ 4030 scsi_cmd->byte2 = byte1_flags; 4031 scsi_cmd->format = format; 4032 scsi_cmd->from_track = track; 4033 scsi_ulto2b(dxfer_len, scsi_cmd->data_len); 4034 4035 cam_fill_csio(csio, 4036 /* retries */ retries, 4037 /* cbfcnp */ cbfcnp, 4038 /* flags */ CAM_DIR_IN, 4039 /* tag_action */ tag_action, 4040 /* data_ptr */ data_ptr, 4041 /* dxfer_len */ dxfer_len, 4042 /* sense_len */ sense_len, 4043 sizeof(*scsi_cmd), 4044 /* timeout */ timeout); 4045 } 4046