1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 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 <sys/cdefs.h> 51 __FBSDID("$FreeBSD$"); 52 53 #include "opt_cd.h" 54 55 #include <sys/param.h> 56 #include <sys/systm.h> 57 #include <sys/kernel.h> 58 #include <sys/bio.h> 59 #include <sys/conf.h> 60 #include <sys/disk.h> 61 #include <sys/malloc.h> 62 #include <sys/cdio.h> 63 #include <sys/cdrio.h> 64 #include <sys/dvdio.h> 65 #include <sys/devicestat.h> 66 #include <sys/proc.h> 67 #include <sys/sbuf.h> 68 #include <sys/sysctl.h> 69 #include <sys/taskqueue.h> 70 #include <geom/geom_disk.h> 71 72 #include <cam/cam.h> 73 #include <cam/cam_ccb.h> 74 #include <cam/cam_periph.h> 75 #include <cam/cam_xpt_periph.h> 76 #include <cam/cam_queue.h> 77 #include <cam/cam_sim.h> 78 79 #include <cam/scsi/scsi_message.h> 80 #include <cam/scsi/scsi_da.h> 81 #include <cam/scsi/scsi_cd.h> 82 83 #define LEADOUT 0xaa /* leadout toc entry */ 84 85 struct cd_params { 86 u_int32_t blksize; 87 u_long disksize; 88 }; 89 90 typedef enum { 91 CD_Q_NONE = 0x00, 92 CD_Q_NO_TOUCH = 0x01, 93 CD_Q_BCD_TRACKS = 0x02, 94 CD_Q_10_BYTE_ONLY = 0x10, 95 CD_Q_RETRY_BUSY = 0x40 96 } cd_quirks; 97 98 #define CD_Q_BIT_STRING \ 99 "\020" \ 100 "\001NO_TOUCH" \ 101 "\002BCD_TRACKS" \ 102 "\00510_BYTE_ONLY" \ 103 "\007RETRY_BUSY" 104 105 typedef enum { 106 CD_FLAG_INVALID = 0x0001, 107 CD_FLAG_NEW_DISC = 0x0002, 108 CD_FLAG_DISC_LOCKED = 0x0004, 109 CD_FLAG_DISC_REMOVABLE = 0x0008, 110 CD_FLAG_SAW_MEDIA = 0x0010, 111 CD_FLAG_ACTIVE = 0x0080, 112 CD_FLAG_SCHED_ON_COMP = 0x0100, 113 CD_FLAG_RETRY_UA = 0x0200, 114 CD_FLAG_VALID_MEDIA = 0x0400, 115 CD_FLAG_VALID_TOC = 0x0800, 116 CD_FLAG_SCTX_INIT = 0x1000, 117 CD_FLAG_MEDIA_WAIT = 0x2000, 118 CD_FLAG_MEDIA_SCAN_ACT = 0x4000 119 } cd_flags; 120 121 typedef enum { 122 CD_CCB_PROBE = 0x01, 123 CD_CCB_BUFFER_IO = 0x02, 124 CD_CCB_TUR = 0x03, 125 CD_CCB_MEDIA_PREVENT = 0x04, 126 CD_CCB_MEDIA_ALLOW = 0x05, 127 CD_CCB_MEDIA_SIZE = 0x06, 128 CD_CCB_MEDIA_TOC_HDR = 0x07, 129 CD_CCB_MEDIA_TOC_FULL = 0x08, 130 CD_CCB_MEDIA_TOC_LEAD = 0x09, 131 CD_CCB_TYPE_MASK = 0x0F, 132 CD_CCB_RETRY_UA = 0x10 133 } cd_ccb_state; 134 135 #define ccb_state ppriv_field0 136 #define ccb_bp ppriv_ptr1 137 138 /* 139 * According to the MMC-6 spec, 6.25.3.2.11, the lead-out is reported by 140 * READ_TOC as logical track 170, so at most 169 tracks may be reported. 141 */ 142 struct cd_tocdata { 143 struct ioc_toc_header header; 144 struct cd_toc_entry entries[170]; 145 }; 146 147 struct cd_toc_single { 148 struct ioc_toc_header header; 149 struct cd_toc_entry entry; 150 }; 151 152 typedef enum { 153 CD_STATE_PROBE, 154 CD_STATE_NORMAL, 155 CD_STATE_MEDIA_PREVENT, 156 CD_STATE_MEDIA_ALLOW, 157 CD_STATE_MEDIA_SIZE, 158 CD_STATE_MEDIA_TOC_HDR, 159 CD_STATE_MEDIA_TOC_FULL, 160 CD_STATE_MEDIA_TOC_LEAD 161 } cd_state; 162 163 struct cd_softc { 164 cam_pinfo pinfo; 165 cd_state state; 166 volatile cd_flags flags; 167 struct bio_queue_head bio_queue; 168 LIST_HEAD(, ccb_hdr) pending_ccbs; 169 struct cd_params params; 170 cd_quirks quirks; 171 struct cam_periph *periph; 172 int minimum_command_size; 173 int outstanding_cmds; 174 int tur; 175 struct task sysctl_task; 176 struct sysctl_ctx_list sysctl_ctx; 177 struct sysctl_oid *sysctl_tree; 178 STAILQ_HEAD(, cd_mode_params) mode_queue; 179 struct cd_tocdata toc; 180 int toc_read_len; 181 struct cd_toc_single leadout; 182 struct disk *disk; 183 struct callout mediapoll_c; 184 185 #define CD_ANNOUNCETMP_SZ 120 186 char announce_temp[CD_ANNOUNCETMP_SZ]; 187 #define CD_ANNOUNCE_SZ 400 188 char announce_buf[CD_ANNOUNCE_SZ]; 189 }; 190 191 struct cd_page_sizes { 192 int page; 193 int page_size; 194 }; 195 196 static struct cd_page_sizes cd_page_size_table[] = 197 { 198 { AUDIO_PAGE, sizeof(struct cd_audio_page)} 199 }; 200 201 struct cd_quirk_entry { 202 struct scsi_inquiry_pattern inq_pat; 203 cd_quirks quirks; 204 }; 205 206 /* 207 * NOTE ON 10_BYTE_ONLY quirks: Any 10_BYTE_ONLY quirks MUST be because 208 * your device hangs when it gets a 10 byte command. Adding a quirk just 209 * to get rid of the informative diagnostic message is not acceptable. All 210 * 10_BYTE_ONLY quirks must be documented in full in a PR (which should be 211 * referenced in a comment along with the quirk) , and must be approved by 212 * ken@FreeBSD.org. Any quirks added that don't adhere to this policy may 213 * be removed until the submitter can explain why they are needed. 214 * 10_BYTE_ONLY quirks will be removed (as they will no longer be necessary) 215 * when the CAM_NEW_TRAN_CODE work is done. 216 */ 217 static struct cd_quirk_entry cd_quirk_table[] = 218 { 219 { 220 { T_CDROM, SIP_MEDIA_REMOVABLE, "CHINON", "CD-ROM CDS-535","*"}, 221 /* quirks */ CD_Q_BCD_TRACKS 222 }, 223 { 224 /* 225 * VMware returns BUSY status when storage has transient 226 * connectivity problems, so better wait. 227 */ 228 {T_CDROM, SIP_MEDIA_REMOVABLE, "NECVMWar", "VMware IDE CDR10", "*"}, 229 /*quirks*/ CD_Q_RETRY_BUSY 230 } 231 }; 232 233 #ifdef COMPAT_FREEBSD32 234 struct ioc_read_toc_entry32 { 235 u_char address_format; 236 u_char starting_track; 237 u_short data_len; 238 uint32_t data; /* (struct cd_toc_entry *) */ 239 }; 240 #define CDIOREADTOCENTRYS_32 \ 241 _IOC_NEWTYPE(CDIOREADTOCENTRYS, struct ioc_read_toc_entry32) 242 #endif 243 244 static disk_open_t cdopen; 245 static disk_close_t cdclose; 246 static disk_ioctl_t cdioctl; 247 static disk_strategy_t cdstrategy; 248 249 static periph_init_t cdinit; 250 static periph_ctor_t cdregister; 251 static periph_dtor_t cdcleanup; 252 static periph_start_t cdstart; 253 static periph_oninv_t cdoninvalidate; 254 static void cdasync(void *callback_arg, u_int32_t code, 255 struct cam_path *path, void *arg); 256 static int cdcmdsizesysctl(SYSCTL_HANDLER_ARGS); 257 static int cdrunccb(union ccb *ccb, 258 int (*error_routine)(union ccb *ccb, 259 u_int32_t cam_flags, 260 u_int32_t sense_flags), 261 u_int32_t cam_flags, u_int32_t sense_flags); 262 static void cddone(struct cam_periph *periph, 263 union ccb *start_ccb); 264 static union cd_pages *cdgetpage(struct cd_mode_params *mode_params); 265 static int cdgetpagesize(int page_num); 266 static void cdprevent(struct cam_periph *periph, int action); 267 static void cdmediaprobedone(struct cam_periph *periph); 268 static int cdcheckmedia(struct cam_periph *periph, int do_wait); 269 #if 0 270 static int cdsize(struct cam_periph *periph, u_int32_t *size); 271 #endif 272 static int cd6byteworkaround(union ccb *ccb); 273 static int cderror(union ccb *ccb, u_int32_t cam_flags, 274 u_int32_t sense_flags); 275 static int cdreadtoc(struct cam_periph *periph, u_int32_t mode, 276 u_int32_t start, u_int8_t *data, 277 u_int32_t len, u_int32_t sense_flags); 278 static int cdgetmode(struct cam_periph *periph, 279 struct cd_mode_params *data, u_int32_t page); 280 static int cdsetmode(struct cam_periph *periph, 281 struct cd_mode_params *data); 282 static int cdplay(struct cam_periph *periph, u_int32_t blk, 283 u_int32_t len); 284 static int cdreadsubchannel(struct cam_periph *periph, 285 u_int32_t mode, u_int32_t format, 286 int track, 287 struct cd_sub_channel_info *data, 288 u_int32_t len); 289 static int cdplaymsf(struct cam_periph *periph, u_int32_t startm, 290 u_int32_t starts, u_int32_t startf, 291 u_int32_t endm, u_int32_t ends, 292 u_int32_t endf); 293 static int cdplaytracks(struct cam_periph *periph, 294 u_int32_t strack, u_int32_t sindex, 295 u_int32_t etrack, u_int32_t eindex); 296 static int cdpause(struct cam_periph *periph, u_int32_t go); 297 static int cdstopunit(struct cam_periph *periph, u_int32_t eject); 298 static int cdstartunit(struct cam_periph *periph, int load); 299 static int cdsetspeed(struct cam_periph *periph, 300 u_int32_t rdspeed, u_int32_t wrspeed); 301 static int cdreportkey(struct cam_periph *periph, 302 struct dvd_authinfo *authinfo); 303 static int cdsendkey(struct cam_periph *periph, 304 struct dvd_authinfo *authinfo); 305 static int cdreaddvdstructure(struct cam_periph *periph, 306 struct dvd_struct *dvdstruct); 307 static callout_func_t cdmediapoll; 308 309 static struct periph_driver cddriver = 310 { 311 cdinit, "cd", 312 TAILQ_HEAD_INITIALIZER(cddriver.units), /* generation */ 0 313 }; 314 315 PERIPHDRIVER_DECLARE(cd, cddriver); 316 317 #ifndef CD_DEFAULT_POLL_PERIOD 318 #define CD_DEFAULT_POLL_PERIOD 3 319 #endif 320 #ifndef CD_DEFAULT_RETRY 321 #define CD_DEFAULT_RETRY 4 322 #endif 323 #ifndef CD_DEFAULT_TIMEOUT 324 #define CD_DEFAULT_TIMEOUT 30000 325 #endif 326 327 static int cd_poll_period = CD_DEFAULT_POLL_PERIOD; 328 static int cd_retry_count = CD_DEFAULT_RETRY; 329 static int cd_timeout = CD_DEFAULT_TIMEOUT; 330 331 static SYSCTL_NODE(_kern_cam, OID_AUTO, cd, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 332 "CAM CDROM driver"); 333 SYSCTL_INT(_kern_cam_cd, OID_AUTO, poll_period, CTLFLAG_RWTUN, 334 &cd_poll_period, 0, "Media polling period in seconds"); 335 SYSCTL_INT(_kern_cam_cd, OID_AUTO, retry_count, CTLFLAG_RWTUN, 336 &cd_retry_count, 0, "Normal I/O retry count"); 337 SYSCTL_INT(_kern_cam_cd, OID_AUTO, timeout, CTLFLAG_RWTUN, 338 &cd_timeout, 0, "Timeout, in us, for read operations"); 339 340 static MALLOC_DEFINE(M_SCSICD, "scsi_cd", "scsi_cd buffers"); 341 342 static void 343 cdinit(void) 344 { 345 cam_status status; 346 347 /* 348 * Install a global async callback. This callback will 349 * receive async callbacks like "new device found". 350 */ 351 status = xpt_register_async(AC_FOUND_DEVICE, cdasync, NULL, NULL); 352 353 if (status != CAM_REQ_CMP) { 354 printf("cd: Failed to attach master async callback " 355 "due to status 0x%x!\n", status); 356 } 357 } 358 359 /* 360 * Callback from GEOM, called when it has finished cleaning up its 361 * resources. 362 */ 363 static void 364 cddiskgonecb(struct disk *dp) 365 { 366 struct cam_periph *periph; 367 368 periph = (struct cam_periph *)dp->d_drv1; 369 cam_periph_release(periph); 370 } 371 372 static void 373 cdoninvalidate(struct cam_periph *periph) 374 { 375 struct cd_softc *softc; 376 377 cam_periph_assert(periph, MA_OWNED); 378 softc = (struct cd_softc *)periph->softc; 379 380 /* 381 * De-register any async callbacks. 382 */ 383 xpt_register_async(0, cdasync, periph, periph->path); 384 385 softc->flags |= CD_FLAG_INVALID; 386 387 /* 388 * Return all queued I/O with ENXIO. 389 * XXX Handle any transactions queued to the card 390 * with XPT_ABORT_CCB. 391 */ 392 bioq_flush(&softc->bio_queue, NULL, ENXIO); 393 394 disk_gone(softc->disk); 395 } 396 397 static void 398 cdcleanup(struct cam_periph *periph) 399 { 400 struct cd_softc *softc; 401 402 softc = (struct cd_softc *)periph->softc; 403 404 cam_periph_unlock(periph); 405 if ((softc->flags & CD_FLAG_SCTX_INIT) != 0 406 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 407 xpt_print(periph->path, "can't remove sysctl context\n"); 408 } 409 410 callout_drain(&softc->mediapoll_c); 411 disk_destroy(softc->disk); 412 free(softc, M_DEVBUF); 413 cam_periph_lock(periph); 414 } 415 416 static void 417 cdasync(void *callback_arg, u_int32_t code, 418 struct cam_path *path, void *arg) 419 { 420 struct cam_periph *periph; 421 struct cd_softc *softc; 422 423 periph = (struct cam_periph *)callback_arg; 424 switch (code) { 425 case AC_FOUND_DEVICE: 426 { 427 struct ccb_getdev *cgd; 428 cam_status status; 429 430 cgd = (struct ccb_getdev *)arg; 431 if (cgd == NULL) 432 break; 433 434 if (cgd->protocol != PROTO_SCSI) 435 break; 436 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED) 437 break; 438 if (SID_TYPE(&cgd->inq_data) != T_CDROM 439 && SID_TYPE(&cgd->inq_data) != T_WORM) 440 break; 441 442 /* 443 * Allocate a peripheral instance for 444 * this device and start the probe 445 * process. 446 */ 447 status = cam_periph_alloc(cdregister, cdoninvalidate, 448 cdcleanup, cdstart, 449 "cd", CAM_PERIPH_BIO, 450 path, cdasync, 451 AC_FOUND_DEVICE, cgd); 452 453 if (status != CAM_REQ_CMP 454 && status != CAM_REQ_INPROG) 455 printf("cdasync: Unable to attach new device " 456 "due to status 0x%x\n", status); 457 458 return; 459 } 460 case AC_UNIT_ATTENTION: 461 { 462 union ccb *ccb; 463 int error_code, sense_key, asc, ascq; 464 465 softc = (struct cd_softc *)periph->softc; 466 ccb = (union ccb *)arg; 467 468 /* 469 * Handle all media change UNIT ATTENTIONs except 470 * our own, as they will be handled by cderror(). 471 */ 472 if (xpt_path_periph(ccb->ccb_h.path) != periph && 473 scsi_extract_sense_ccb(ccb, 474 &error_code, &sense_key, &asc, &ascq)) { 475 if (asc == 0x28 && ascq == 0x00) 476 disk_media_changed(softc->disk, M_NOWAIT); 477 } 478 break; 479 } 480 case AC_SCSI_AEN: 481 cam_periph_assert(periph, MA_OWNED); 482 softc = (struct cd_softc *)periph->softc; 483 if (softc->state == CD_STATE_NORMAL && !softc->tur) { 484 if (cam_periph_acquire(periph) == 0) { 485 softc->tur = 1; 486 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 487 } 488 } 489 /* FALLTHROUGH */ 490 case AC_SENT_BDR: 491 case AC_BUS_RESET: 492 { 493 struct ccb_hdr *ccbh; 494 495 cam_periph_assert(periph, MA_OWNED); 496 softc = (struct cd_softc *)periph->softc; 497 /* 498 * Don't fail on the expected unit attention 499 * that will occur. 500 */ 501 softc->flags |= CD_FLAG_RETRY_UA; 502 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 503 ccbh->ccb_state |= CD_CCB_RETRY_UA; 504 break; 505 } 506 default: 507 break; 508 } 509 510 cam_periph_async(periph, code, path, arg); 511 } 512 513 static void 514 cdsysctlinit(void *context, int pending) 515 { 516 struct cam_periph *periph; 517 struct cd_softc *softc; 518 char tmpstr[32], tmpstr2[16]; 519 520 periph = (struct cam_periph *)context; 521 if (cam_periph_acquire(periph) != 0) 522 return; 523 524 softc = (struct cd_softc *)periph->softc; 525 snprintf(tmpstr, sizeof(tmpstr), "CAM CD unit %d", periph->unit_number); 526 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 527 528 sysctl_ctx_init(&softc->sysctl_ctx); 529 cam_periph_lock(periph); 530 softc->flags |= CD_FLAG_SCTX_INIT; 531 cam_periph_unlock(periph); 532 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 533 SYSCTL_STATIC_CHILDREN(_kern_cam_cd), OID_AUTO, 534 tmpstr2, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, 535 "device_index"); 536 537 if (softc->sysctl_tree == NULL) { 538 printf("cdsysctlinit: unable to allocate sysctl tree\n"); 539 cam_periph_release(periph); 540 return; 541 } 542 543 /* 544 * Now register the sysctl handler, so the user can the value on 545 * the fly. 546 */ 547 SYSCTL_ADD_PROC(&softc->sysctl_ctx,SYSCTL_CHILDREN(softc->sysctl_tree), 548 OID_AUTO, "minimum_cmd_size", 549 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, 550 &softc->minimum_command_size, 0, cdcmdsizesysctl, "I", 551 "Minimum CDB size"); 552 553 cam_periph_release(periph); 554 } 555 556 /* 557 * We have a handler function for this so we can check the values when the 558 * user sets them, instead of every time we look at them. 559 */ 560 static int 561 cdcmdsizesysctl(SYSCTL_HANDLER_ARGS) 562 { 563 int error, value; 564 565 value = *(int *)arg1; 566 567 error = sysctl_handle_int(oidp, &value, 0, req); 568 569 if ((error != 0) 570 || (req->newptr == NULL)) 571 return (error); 572 573 /* 574 * The only real values we can have here are 6 or 10. I don't 575 * really forsee having 12 be an option at any time in the future. 576 * So if the user sets something less than or equal to 6, we'll set 577 * it to 6. If he sets something greater than 6, we'll set it to 10. 578 * 579 * I suppose we could just return an error here for the wrong values, 580 * but I don't think it's necessary to do so, as long as we can 581 * determine the user's intent without too much trouble. 582 */ 583 if (value < 6) 584 value = 6; 585 else if (value > 6) 586 value = 10; 587 588 *(int *)arg1 = value; 589 590 return (0); 591 } 592 593 static cam_status 594 cdregister(struct cam_periph *periph, void *arg) 595 { 596 struct cd_softc *softc; 597 struct ccb_pathinq cpi; 598 struct ccb_getdev *cgd; 599 char tmpstr[80]; 600 caddr_t match; 601 602 cgd = (struct ccb_getdev *)arg; 603 if (cgd == NULL) { 604 printf("cdregister: no getdev CCB, can't register device\n"); 605 return(CAM_REQ_CMP_ERR); 606 } 607 608 softc = (struct cd_softc *)malloc(sizeof(*softc),M_DEVBUF, 609 M_NOWAIT | M_ZERO); 610 if (softc == NULL) { 611 printf("cdregister: Unable to probe new device. " 612 "Unable to allocate softc\n"); 613 return(CAM_REQ_CMP_ERR); 614 } 615 616 LIST_INIT(&softc->pending_ccbs); 617 STAILQ_INIT(&softc->mode_queue); 618 softc->state = CD_STATE_PROBE; 619 bioq_init(&softc->bio_queue); 620 if (SID_IS_REMOVABLE(&cgd->inq_data)) 621 softc->flags |= CD_FLAG_DISC_REMOVABLE; 622 623 periph->softc = softc; 624 softc->periph = periph; 625 626 /* 627 * See if this device has any quirks. 628 */ 629 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 630 (caddr_t)cd_quirk_table, 631 nitems(cd_quirk_table), 632 sizeof(*cd_quirk_table), scsi_inquiry_match); 633 634 if (match != NULL) 635 softc->quirks = ((struct cd_quirk_entry *)match)->quirks; 636 else 637 softc->quirks = CD_Q_NONE; 638 639 /* Check if the SIM does not want 6 byte commands */ 640 xpt_path_inq(&cpi, periph->path); 641 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 642 softc->quirks |= CD_Q_10_BYTE_ONLY; 643 644 TASK_INIT(&softc->sysctl_task, 0, cdsysctlinit, periph); 645 646 /* The default is 6 byte commands, unless quirked otherwise */ 647 if (softc->quirks & CD_Q_10_BYTE_ONLY) 648 softc->minimum_command_size = 10; 649 else 650 softc->minimum_command_size = 6; 651 652 /* 653 * Take a reference on the periph while cdstart is called to finish the 654 * probe. The reference will be dropped in cddone at the end of probe. 655 */ 656 (void)cam_periph_acquire(periph); 657 cam_periph_unlock(periph); 658 /* 659 * Load the user's default, if any. 660 */ 661 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.cd.%d.minimum_cmd_size", 662 periph->unit_number); 663 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_command_size); 664 665 /* 6 and 10 are the only permissible values here. */ 666 if (softc->minimum_command_size < 6) 667 softc->minimum_command_size = 6; 668 else if (softc->minimum_command_size > 6) 669 softc->minimum_command_size = 10; 670 671 /* 672 * We need to register the statistics structure for this device, 673 * but we don't have the blocksize yet for it. So, we register 674 * the structure and indicate that we don't have the blocksize 675 * yet. Unlike other SCSI peripheral drivers, we explicitly set 676 * the device type here to be CDROM, rather than just ORing in 677 * the device type. This is because this driver can attach to either 678 * CDROM or WORM devices, and we want this peripheral driver to 679 * show up in the devstat list as a CD peripheral driver, not a 680 * WORM peripheral driver. WORM drives will also have the WORM 681 * driver attached to them. 682 */ 683 softc->disk = disk_alloc(); 684 softc->disk->d_devstat = devstat_new_entry("cd", 685 periph->unit_number, 0, 686 DEVSTAT_BS_UNAVAILABLE, 687 DEVSTAT_TYPE_CDROM | 688 XPORT_DEVSTAT_TYPE(cpi.transport), 689 DEVSTAT_PRIORITY_CD); 690 softc->disk->d_open = cdopen; 691 softc->disk->d_close = cdclose; 692 softc->disk->d_strategy = cdstrategy; 693 softc->disk->d_gone = cddiskgonecb; 694 softc->disk->d_ioctl = cdioctl; 695 softc->disk->d_name = "cd"; 696 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor, 697 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr)); 698 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr)); 699 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)], 700 cgd->inq_data.product, sizeof(cgd->inq_data.product), 701 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr)); 702 softc->disk->d_unit = periph->unit_number; 703 softc->disk->d_drv1 = periph; 704 if (cpi.maxio == 0) 705 softc->disk->d_maxsize = DFLTPHYS; /* traditional default */ 706 else if (cpi.maxio > maxphys) 707 softc->disk->d_maxsize = maxphys; /* for safety */ 708 else 709 softc->disk->d_maxsize = cpi.maxio; 710 softc->disk->d_flags = 0; 711 softc->disk->d_hba_vendor = cpi.hba_vendor; 712 softc->disk->d_hba_device = cpi.hba_device; 713 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 714 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 715 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment), 716 "%s%d", cpi.dev_name, cpi.unit_number); 717 cam_periph_lock(periph); 718 719 /* 720 * Add an async callback so that we get 721 * notified if this device goes away. 722 */ 723 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 724 AC_SCSI_AEN | AC_UNIT_ATTENTION, cdasync, periph, periph->path); 725 726 /* 727 * Schedule a periodic media polling events. 728 */ 729 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0); 730 if ((softc->flags & CD_FLAG_DISC_REMOVABLE) && 731 (cgd->inq_flags & SID_AEN) == 0 && 732 cd_poll_period != 0) { 733 callout_reset_sbt(&softc->mediapoll_c, cd_poll_period * SBT_1S, 734 0, cdmediapoll, periph, C_PREL(1)); 735 } 736 737 /* Released after probe when disk_create() call pass it to GEOM. */ 738 cam_periph_hold_boot(periph); 739 740 xpt_schedule(periph, CAM_PRIORITY_DEV); 741 return(CAM_REQ_CMP); 742 } 743 744 static int 745 cdopen(struct disk *dp) 746 { 747 struct cam_periph *periph; 748 struct cd_softc *softc; 749 int error; 750 751 periph = (struct cam_periph *)dp->d_drv1; 752 softc = (struct cd_softc *)periph->softc; 753 754 if (cam_periph_acquire(periph) != 0) 755 return(ENXIO); 756 757 cam_periph_lock(periph); 758 759 if (softc->flags & CD_FLAG_INVALID) { 760 cam_periph_release_locked(periph); 761 cam_periph_unlock(periph); 762 return(ENXIO); 763 } 764 765 if ((error = cam_periph_hold(periph, PRIBIO | PCATCH)) != 0) { 766 cam_periph_release_locked(periph); 767 cam_periph_unlock(periph); 768 return (error); 769 } 770 771 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 772 ("cdopen\n")); 773 774 /* 775 * Check for media, and set the appropriate flags. We don't bail 776 * if we don't have media, but then we don't allow anything but the 777 * CDIOCEJECT/CDIOCCLOSE ioctls if there is no media. 778 */ 779 cdcheckmedia(periph, /*do_wait*/ 1); 780 781 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdopen\n")); 782 cam_periph_unhold(periph); 783 784 cam_periph_unlock(periph); 785 786 return (0); 787 } 788 789 static int 790 cdclose(struct disk *dp) 791 { 792 struct cam_periph *periph; 793 struct cd_softc *softc; 794 795 periph = (struct cam_periph *)dp->d_drv1; 796 softc = (struct cd_softc *)periph->softc; 797 798 cam_periph_lock(periph); 799 if (cam_periph_hold(periph, PRIBIO) != 0) { 800 cam_periph_unlock(periph); 801 cam_periph_release(periph); 802 return (0); 803 } 804 805 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 806 ("cdclose\n")); 807 808 if ((softc->flags & CD_FLAG_DISC_REMOVABLE) != 0) 809 cdprevent(periph, PR_ALLOW); 810 811 /* 812 * Since we're closing this CD, mark the blocksize as unavailable. 813 * It will be marked as available when the CD is opened again. 814 */ 815 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 816 817 /* 818 * We'll check the media and toc again at the next open(). 819 */ 820 softc->flags &= ~(CD_FLAG_VALID_MEDIA|CD_FLAG_VALID_TOC); 821 822 cam_periph_unhold(periph); 823 cam_periph_release_locked(periph); 824 cam_periph_unlock(periph); 825 826 return (0); 827 } 828 829 static int 830 cdrunccb(union ccb *ccb, int (*error_routine)(union ccb *ccb, 831 u_int32_t cam_flags, 832 u_int32_t sense_flags), 833 u_int32_t cam_flags, u_int32_t sense_flags) 834 { 835 struct cd_softc *softc; 836 struct cam_periph *periph; 837 int error; 838 839 periph = xpt_path_periph(ccb->ccb_h.path); 840 softc = (struct cd_softc *)periph->softc; 841 842 error = cam_periph_runccb(ccb, error_routine, cam_flags, sense_flags, 843 softc->disk->d_devstat); 844 845 return(error); 846 } 847 848 /* 849 * Actually translate the requested transfer into one the physical driver 850 * can understand. The transfer is described by a buf and will include 851 * only one physical transfer. 852 */ 853 static void 854 cdstrategy(struct bio *bp) 855 { 856 struct cam_periph *periph; 857 struct cd_softc *softc; 858 859 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 860 cam_periph_lock(periph); 861 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 862 ("cdstrategy(%p)\n", bp)); 863 864 softc = (struct cd_softc *)periph->softc; 865 866 /* 867 * If the device has been made invalid, error out 868 */ 869 if ((softc->flags & CD_FLAG_INVALID)) { 870 cam_periph_unlock(periph); 871 biofinish(bp, NULL, ENXIO); 872 return; 873 } 874 875 /* 876 * Place it in the queue of disk activities for this disk 877 */ 878 bioq_disksort(&softc->bio_queue, bp); 879 880 /* 881 * If we don't know that we have valid media, schedule the media 882 * check first. The I/O will get executed after the media check. 883 */ 884 if ((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 885 cdcheckmedia(periph, /*do_wait*/ 0); 886 else 887 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 888 889 cam_periph_unlock(periph); 890 return; 891 } 892 893 static void 894 cdstart(struct cam_periph *periph, union ccb *start_ccb) 895 { 896 struct cd_softc *softc; 897 struct bio *bp; 898 struct ccb_scsiio *csio; 899 900 cam_periph_assert(periph, MA_OWNED); 901 softc = (struct cd_softc *)periph->softc; 902 903 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdstart\n")); 904 905 switch (softc->state) { 906 case CD_STATE_NORMAL: 907 { 908 bp = bioq_first(&softc->bio_queue); 909 if (bp == NULL) { 910 if (softc->tur) { 911 softc->tur = 0; 912 csio = &start_ccb->csio; 913 scsi_test_unit_ready(csio, 914 /*retries*/ cd_retry_count, 915 cddone, 916 MSG_SIMPLE_Q_TAG, 917 SSD_FULL_SIZE, 918 cd_timeout); 919 start_ccb->ccb_h.ccb_bp = NULL; 920 start_ccb->ccb_h.ccb_state = CD_CCB_TUR; 921 xpt_action(start_ccb); 922 } else 923 xpt_release_ccb(start_ccb); 924 } else { 925 if (softc->tur) { 926 softc->tur = 0; 927 cam_periph_release_locked(periph); 928 } 929 bioq_remove(&softc->bio_queue, bp); 930 931 if ((bp->bio_cmd != BIO_READ) && 932 (bp->bio_cmd != BIO_WRITE)) { 933 biofinish(bp, NULL, EOPNOTSUPP); 934 xpt_release_ccb(start_ccb); 935 return; 936 } 937 938 scsi_read_write(&start_ccb->csio, 939 /*retries*/ cd_retry_count, 940 /* cbfcnp */ cddone, 941 MSG_SIMPLE_Q_TAG, 942 /* read */bp->bio_cmd == BIO_READ ? 943 SCSI_RW_READ : SCSI_RW_WRITE, 944 /* byte2 */ 0, 945 /* minimum_cmd_size */ 10, 946 /* lba */ bp->bio_offset / 947 softc->params.blksize, 948 bp->bio_bcount / softc->params.blksize, 949 /* data_ptr */ bp->bio_data, 950 /* dxfer_len */ bp->bio_bcount, 951 /* sense_len */ cd_retry_count ? 952 SSD_FULL_SIZE : SF_NO_PRINT, 953 /* timeout */ cd_timeout); 954 /* Use READ CD command for audio tracks. */ 955 if (softc->params.blksize == 2352) { 956 start_ccb->csio.cdb_io.cdb_bytes[0] = READ_CD; 957 start_ccb->csio.cdb_io.cdb_bytes[9] = 0xf8; 958 start_ccb->csio.cdb_io.cdb_bytes[10] = 0; 959 start_ccb->csio.cdb_io.cdb_bytes[11] = 0; 960 start_ccb->csio.cdb_len = 12; 961 } 962 start_ccb->ccb_h.ccb_state = CD_CCB_BUFFER_IO; 963 964 LIST_INSERT_HEAD(&softc->pending_ccbs, 965 &start_ccb->ccb_h, periph_links.le); 966 softc->outstanding_cmds++; 967 968 /* We expect a unit attention from this device */ 969 if ((softc->flags & CD_FLAG_RETRY_UA) != 0) { 970 start_ccb->ccb_h.ccb_state |= CD_CCB_RETRY_UA; 971 softc->flags &= ~CD_FLAG_RETRY_UA; 972 } 973 974 start_ccb->ccb_h.ccb_bp = bp; 975 bp = bioq_first(&softc->bio_queue); 976 977 xpt_action(start_ccb); 978 } 979 if (bp != NULL || softc->tur) { 980 /* Have more work to do, so ensure we stay scheduled */ 981 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 982 } 983 break; 984 } 985 case CD_STATE_PROBE: 986 case CD_STATE_MEDIA_SIZE: 987 { 988 struct scsi_read_capacity_data *rcap; 989 990 rcap = (struct scsi_read_capacity_data *)malloc(sizeof(*rcap), 991 M_SCSICD, M_NOWAIT | M_ZERO); 992 if (rcap == NULL) { 993 xpt_print(periph->path, 994 "%s: Couldn't malloc read_capacity data\n", 995 __func__); 996 xpt_release_ccb(start_ccb); 997 /* 998 * We can't probe because we can't allocate memory, 999 * so invalidate the peripheral. The system probably 1000 * has larger problems at this stage. If we've 1001 * already probed (and are re-probing capacity), we 1002 * don't need to invalidate. 1003 * 1004 * XXX KDM need to reset probe state and kick out 1005 * pending I/O. 1006 */ 1007 if (softc->state == CD_STATE_PROBE) 1008 cam_periph_invalidate(periph); 1009 break; 1010 } 1011 1012 /* 1013 * Set the default capacity and sector size to something that 1014 * GEOM can handle. This will get reset when a read capacity 1015 * completes successfully. 1016 */ 1017 softc->disk->d_sectorsize = 2048; 1018 softc->disk->d_mediasize = 0; 1019 1020 csio = &start_ccb->csio; 1021 scsi_read_capacity(csio, 1022 /*retries*/ cd_retry_count, 1023 cddone, 1024 MSG_SIMPLE_Q_TAG, 1025 rcap, 1026 SSD_FULL_SIZE, 1027 /*timeout*/20000); 1028 start_ccb->ccb_h.ccb_bp = NULL; 1029 if (softc->state == CD_STATE_PROBE) 1030 start_ccb->ccb_h.ccb_state = CD_CCB_PROBE; 1031 else 1032 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_SIZE; 1033 xpt_action(start_ccb); 1034 break; 1035 } 1036 case CD_STATE_MEDIA_ALLOW: 1037 case CD_STATE_MEDIA_PREVENT: 1038 { 1039 /* 1040 * If the CD is already locked, we don't need to do this. 1041 * Move on to the capacity check. 1042 */ 1043 if (softc->state == CD_STATE_MEDIA_PREVENT 1044 && (softc->flags & CD_FLAG_DISC_LOCKED) != 0) { 1045 softc->state = CD_STATE_MEDIA_SIZE; 1046 xpt_release_ccb(start_ccb); 1047 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1048 break; 1049 } 1050 1051 scsi_prevent(&start_ccb->csio, 1052 /*retries*/ cd_retry_count, 1053 /*cbfcnp*/ cddone, 1054 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1055 /*action*/ (softc->state == CD_STATE_MEDIA_ALLOW) ? 1056 PR_ALLOW : PR_PREVENT, 1057 /*sense_len*/ SSD_FULL_SIZE, 1058 /*timeout*/ 60000); 1059 1060 start_ccb->ccb_h.ccb_bp = NULL; 1061 if (softc->state == CD_STATE_MEDIA_ALLOW) 1062 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_ALLOW; 1063 else 1064 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_PREVENT; 1065 xpt_action(start_ccb); 1066 break; 1067 } 1068 case CD_STATE_MEDIA_TOC_HDR: { 1069 struct ioc_toc_header *toch; 1070 1071 bzero(&softc->toc, sizeof(softc->toc)); 1072 1073 toch = &softc->toc.header; 1074 1075 scsi_read_toc(&start_ccb->csio, 1076 /*retries*/ cd_retry_count, 1077 /*cbfcnp*/ cddone, 1078 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1079 /*byte1_flags*/ 0, 1080 /*format*/ SRTOC_FORMAT_TOC, 1081 /*track*/ 0, 1082 /*data_ptr*/ (uint8_t *)toch, 1083 /*dxfer_len*/ sizeof(*toch), 1084 /*sense_len*/ SSD_FULL_SIZE, 1085 /*timeout*/ 50000); 1086 start_ccb->ccb_h.ccb_bp = NULL; 1087 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_HDR; 1088 xpt_action(start_ccb); 1089 break; 1090 } 1091 case CD_STATE_MEDIA_TOC_FULL: { 1092 bzero(&softc->toc, sizeof(softc->toc)); 1093 1094 scsi_read_toc(&start_ccb->csio, 1095 /*retries*/ cd_retry_count, 1096 /*cbfcnp*/ cddone, 1097 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1098 /*byte1_flags*/ 0, 1099 /*format*/ SRTOC_FORMAT_TOC, 1100 /*track*/ 0, 1101 /*data_ptr*/ (uint8_t *)&softc->toc, 1102 /*dxfer_len*/ softc->toc_read_len ? 1103 softc->toc_read_len : 1104 sizeof(softc->toc), 1105 /*sense_len*/ SSD_FULL_SIZE, 1106 /*timeout*/ 50000); 1107 start_ccb->ccb_h.ccb_bp = NULL; 1108 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_FULL; 1109 xpt_action(start_ccb); 1110 break; 1111 } 1112 case CD_STATE_MEDIA_TOC_LEAD: { 1113 struct cd_toc_single *leadout; 1114 1115 leadout = &softc->leadout; 1116 bzero(leadout, sizeof(*leadout)); 1117 1118 scsi_read_toc(&start_ccb->csio, 1119 /*retries*/ cd_retry_count, 1120 /*cbfcnp*/ cddone, 1121 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1122 /*byte1_flags*/ CD_MSF, 1123 /*format*/ SRTOC_FORMAT_TOC, 1124 /*track*/ LEADOUT, 1125 /*data_ptr*/ (uint8_t *)leadout, 1126 /*dxfer_len*/ sizeof(*leadout), 1127 /*sense_len*/ SSD_FULL_SIZE, 1128 /*timeout*/ 50000); 1129 start_ccb->ccb_h.ccb_bp = NULL; 1130 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_LEAD; 1131 xpt_action(start_ccb); 1132 break; 1133 } 1134 } 1135 } 1136 1137 static void 1138 cddone(struct cam_periph *periph, union ccb *done_ccb) 1139 { 1140 struct cd_softc *softc; 1141 struct ccb_scsiio *csio; 1142 1143 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cddone\n")); 1144 1145 cam_periph_assert(periph, MA_OWNED); 1146 softc = (struct cd_softc *)periph->softc; 1147 csio = &done_ccb->csio; 1148 1149 switch (csio->ccb_h.ccb_state & CD_CCB_TYPE_MASK) { 1150 case CD_CCB_BUFFER_IO: 1151 { 1152 struct bio *bp; 1153 int error; 1154 1155 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 1156 error = 0; 1157 1158 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1159 int sf; 1160 1161 if ((done_ccb->ccb_h.ccb_state & CD_CCB_RETRY_UA) != 0) 1162 sf = SF_RETRY_UA; 1163 else 1164 sf = 0; 1165 1166 error = cderror(done_ccb, CAM_RETRY_SELTO, sf); 1167 if (error == ERESTART) { 1168 /* 1169 * A retry was scheuled, so 1170 * just return. 1171 */ 1172 return; 1173 } 1174 } 1175 1176 if (error != 0) { 1177 xpt_print(periph->path, 1178 "cddone: got error %#x back\n", error); 1179 bioq_flush(&softc->bio_queue, NULL, EIO); 1180 bp->bio_resid = bp->bio_bcount; 1181 bp->bio_error = error; 1182 bp->bio_flags |= BIO_ERROR; 1183 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1184 cam_release_devq(done_ccb->ccb_h.path, 1185 /*relsim_flags*/0, 1186 /*reduction*/0, 1187 /*timeout*/0, 1188 /*getcount_only*/0); 1189 1190 } else { 1191 bp->bio_resid = csio->resid; 1192 bp->bio_error = 0; 1193 if (bp->bio_resid != 0) { 1194 /* 1195 * Short transfer ??? 1196 * XXX: not sure this is correct for partial 1197 * transfers at EOM 1198 */ 1199 bp->bio_flags |= BIO_ERROR; 1200 } 1201 } 1202 1203 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 1204 softc->outstanding_cmds--; 1205 1206 biofinish(bp, NULL, 0); 1207 break; 1208 } 1209 case CD_CCB_PROBE: 1210 { 1211 struct scsi_read_capacity_data *rdcap; 1212 char *announce_buf; 1213 struct cd_params *cdp; 1214 int error; 1215 1216 cdp = &softc->params; 1217 announce_buf = softc->announce_temp; 1218 bzero(announce_buf, CD_ANNOUNCETMP_SZ); 1219 1220 rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; 1221 1222 cdp->disksize = scsi_4btoul (rdcap->addr) + 1; 1223 cdp->blksize = scsi_4btoul (rdcap->length); 1224 1225 /* 1226 * Retry any UNIT ATTENTION type errors. They 1227 * are expected at boot. 1228 */ 1229 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP || 1230 (error = cderror(done_ccb, CAM_RETRY_SELTO, 1231 SF_RETRY_UA | SF_NO_PRINT)) == 0) { 1232 snprintf(announce_buf, CD_ANNOUNCETMP_SZ, 1233 "%juMB (%ju %u byte sectors)", 1234 ((uintmax_t)cdp->disksize * cdp->blksize) / 1235 (1024 * 1024), 1236 (uintmax_t)cdp->disksize, cdp->blksize); 1237 } else { 1238 if (error == ERESTART) { 1239 /* 1240 * A retry was scheuled, so 1241 * just return. 1242 */ 1243 return; 1244 } else { 1245 int asc, ascq; 1246 int sense_key, error_code; 1247 int have_sense; 1248 cam_status status; 1249 struct ccb_getdev cgd; 1250 1251 /* Don't wedge this device's queue */ 1252 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1253 cam_release_devq(done_ccb->ccb_h.path, 1254 /*relsim_flags*/0, 1255 /*reduction*/0, 1256 /*timeout*/0, 1257 /*getcount_only*/0); 1258 1259 status = done_ccb->ccb_h.status; 1260 1261 bzero(&cgd, sizeof(cgd)); 1262 xpt_setup_ccb(&cgd.ccb_h, 1263 done_ccb->ccb_h.path, 1264 CAM_PRIORITY_NORMAL); 1265 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1266 xpt_action((union ccb *)&cgd); 1267 1268 if (scsi_extract_sense_ccb(done_ccb, 1269 &error_code, &sense_key, &asc, &ascq)) 1270 have_sense = TRUE; 1271 else 1272 have_sense = FALSE; 1273 1274 /* 1275 * Attach to anything that claims to be a 1276 * CDROM or WORM device, as long as it 1277 * doesn't return a "Logical unit not 1278 * supported" (0x25) error. 1279 */ 1280 if ((have_sense) && (asc != 0x25) 1281 && (error_code == SSD_CURRENT_ERROR 1282 || error_code == SSD_DESC_CURRENT_ERROR)) { 1283 const char *sense_key_desc; 1284 const char *asc_desc; 1285 1286 scsi_sense_desc(sense_key, asc, ascq, 1287 &cgd.inq_data, 1288 &sense_key_desc, 1289 &asc_desc); 1290 snprintf(announce_buf, 1291 CD_ANNOUNCETMP_SZ, 1292 "Attempt to query device " 1293 "size failed: %s, %s", 1294 sense_key_desc, 1295 asc_desc); 1296 } else if ((have_sense == 0) 1297 && ((status & CAM_STATUS_MASK) == 1298 CAM_SCSI_STATUS_ERROR) 1299 && (csio->scsi_status == 1300 SCSI_STATUS_BUSY)) { 1301 snprintf(announce_buf, 1302 CD_ANNOUNCETMP_SZ, 1303 "Attempt to query device " 1304 "size failed: SCSI Status: %s", 1305 scsi_status_string(csio)); 1306 } else if (SID_TYPE(&cgd.inq_data) == T_CDROM) { 1307 /* 1308 * We only print out an error for 1309 * CDROM type devices. For WORM 1310 * devices, we don't print out an 1311 * error since a few WORM devices 1312 * don't support CDROM commands. 1313 * If we have sense information, go 1314 * ahead and print it out. 1315 * Otherwise, just say that we 1316 * couldn't attach. 1317 */ 1318 1319 /* 1320 * Just print out the error, not 1321 * the full probe message, when we 1322 * don't attach. 1323 */ 1324 if (have_sense) 1325 scsi_sense_print( 1326 &done_ccb->csio); 1327 else { 1328 xpt_print(periph->path, 1329 "got CAM status %#x\n", 1330 done_ccb->ccb_h.status); 1331 } 1332 xpt_print(periph->path, "fatal error, " 1333 "failed to attach to device\n"); 1334 /* 1335 * Invalidate this peripheral. 1336 */ 1337 cam_periph_invalidate(periph); 1338 1339 announce_buf = NULL; 1340 } else { 1341 /* 1342 * Invalidate this peripheral. 1343 */ 1344 cam_periph_invalidate(periph); 1345 announce_buf = NULL; 1346 } 1347 } 1348 } 1349 free(rdcap, M_SCSICD); 1350 if (announce_buf != NULL) { 1351 struct sbuf sb; 1352 1353 sbuf_new(&sb, softc->announce_buf, CD_ANNOUNCE_SZ, 1354 SBUF_FIXEDLEN); 1355 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1356 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, 1357 CD_Q_BIT_STRING); 1358 sbuf_finish(&sb); 1359 sbuf_putbuf(&sb); 1360 1361 /* 1362 * Create our sysctl variables, now that we know 1363 * we have successfully attached. 1364 */ 1365 taskqueue_enqueue(taskqueue_thread,&softc->sysctl_task); 1366 } 1367 softc->state = CD_STATE_NORMAL; 1368 /* 1369 * Since our peripheral may be invalidated by an error 1370 * above or an external event, we must release our CCB 1371 * before releasing the probe lock on the peripheral. 1372 * The peripheral will only go away once the last lock 1373 * is removed, and we need it around for the CCB release 1374 * operation. 1375 */ 1376 xpt_release_ccb(done_ccb); 1377 1378 /* 1379 * We'll release this reference once GEOM calls us back via 1380 * cddiskgonecb(), telling us that our provider has been freed. 1381 */ 1382 if (cam_periph_acquire(periph) == 0) 1383 disk_create(softc->disk, DISK_VERSION); 1384 1385 cam_periph_release_boot(periph); 1386 cam_periph_release_locked(periph); 1387 return; 1388 } 1389 case CD_CCB_TUR: 1390 { 1391 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1392 if (cderror(done_ccb, CAM_RETRY_SELTO, 1393 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 1394 ERESTART) 1395 return; 1396 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1397 cam_release_devq(done_ccb->ccb_h.path, 1398 /*relsim_flags*/0, 1399 /*reduction*/0, 1400 /*timeout*/0, 1401 /*getcount_only*/0); 1402 } 1403 xpt_release_ccb(done_ccb); 1404 cam_periph_release_locked(periph); 1405 return; 1406 } 1407 case CD_CCB_MEDIA_ALLOW: 1408 case CD_CCB_MEDIA_PREVENT: 1409 { 1410 int error; 1411 int is_prevent; 1412 1413 error = 0; 1414 1415 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1416 error = cderror(done_ccb, CAM_RETRY_SELTO, 1417 SF_RETRY_UA | SF_NO_PRINT); 1418 } 1419 if (error == ERESTART) 1420 return; 1421 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1422 cam_release_devq(done_ccb->ccb_h.path, 1423 /*relsim_flags*/0, 1424 /*reduction*/0, 1425 /*timeout*/0, 1426 /*getcount_only*/0); 1427 1428 /* 1429 * Note that just like the original cdcheckmedia(), we do 1430 * a prevent without failing the whole operation if the 1431 * prevent fails. We try, but keep going if it doesn't 1432 * work. 1433 */ 1434 1435 if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1436 CD_CCB_MEDIA_PREVENT) 1437 is_prevent = 1; 1438 else 1439 is_prevent = 0; 1440 1441 xpt_release_ccb(done_ccb); 1442 1443 if (is_prevent != 0) { 1444 if (error == 0) 1445 softc->flags |= CD_FLAG_DISC_LOCKED; 1446 else 1447 softc->flags &= ~CD_FLAG_DISC_LOCKED; 1448 softc->state = CD_STATE_MEDIA_SIZE; 1449 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1450 } else { 1451 if (error == 0) 1452 softc->flags &= ~CD_FLAG_DISC_LOCKED; 1453 softc->state = CD_STATE_NORMAL; 1454 if (bioq_first(&softc->bio_queue) != NULL) 1455 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1456 } 1457 return; 1458 } 1459 case CD_CCB_MEDIA_SIZE: 1460 { 1461 struct scsi_read_capacity_data *rdcap; 1462 int error; 1463 1464 error = 0; 1465 if ((csio->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1466 error = cderror(done_ccb, CAM_RETRY_SELTO, 1467 SF_RETRY_UA | SF_NO_PRINT); 1468 } 1469 if (error == ERESTART) 1470 return; 1471 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1472 cam_release_devq(done_ccb->ccb_h.path, 1473 /*relsim_flags*/0, 1474 /*reduction*/0, 1475 /*timeout*/0, 1476 /*getcount_only*/0); 1477 rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; 1478 1479 if (error == 0) { 1480 softc->params.disksize =scsi_4btoul(rdcap->addr) + 1; 1481 softc->params.blksize = scsi_4btoul(rdcap->length); 1482 1483 /* Make sure we got at least some block size. */ 1484 if (softc->params.blksize == 0) 1485 error = EIO; 1486 /* 1487 * SCSI-3 mandates that the reported blocksize shall be 1488 * 2048. Older drives sometimes report funny values, 1489 * trim it down to 2048, or other parts of the kernel 1490 * will get confused. 1491 * 1492 * XXX we leave drives alone that might report 512 1493 * bytes, as well as drives reporting more weird 1494 * sizes like perhaps 4K. 1495 */ 1496 if (softc->params.blksize > 2048 1497 && softc->params.blksize <= 2352) 1498 softc->params.blksize = 2048; 1499 } 1500 free(rdcap, M_SCSICD); 1501 1502 if (error == 0) { 1503 softc->disk->d_sectorsize = softc->params.blksize; 1504 softc->disk->d_mediasize = 1505 (off_t)softc->params.blksize * 1506 softc->params.disksize; 1507 softc->flags |= CD_FLAG_SAW_MEDIA | CD_FLAG_VALID_MEDIA; 1508 softc->state = CD_STATE_MEDIA_TOC_HDR; 1509 } else { 1510 softc->flags &= ~(CD_FLAG_VALID_MEDIA | 1511 CD_FLAG_VALID_TOC); 1512 bioq_flush(&softc->bio_queue, NULL, EINVAL); 1513 softc->state = CD_STATE_MEDIA_ALLOW; 1514 cdmediaprobedone(periph); 1515 } 1516 xpt_release_ccb(done_ccb); 1517 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1518 return; 1519 } 1520 case CD_CCB_MEDIA_TOC_HDR: 1521 case CD_CCB_MEDIA_TOC_FULL: 1522 case CD_CCB_MEDIA_TOC_LEAD: 1523 { 1524 int error; 1525 struct ioc_toc_header *toch; 1526 int num_entries; 1527 int cdindex; 1528 1529 error = 0; 1530 1531 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1532 error = cderror(done_ccb, CAM_RETRY_SELTO, 1533 SF_RETRY_UA | SF_NO_PRINT); 1534 } 1535 if (error == ERESTART) 1536 return; 1537 1538 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1539 cam_release_devq(done_ccb->ccb_h.path, 1540 /*relsim_flags*/0, 1541 /*reduction*/0, 1542 /*timeout*/0, 1543 /*getcount_only*/0); 1544 1545 /* 1546 * We will get errors here for media that doesn't have a table 1547 * of contents. According to the MMC-3 spec: "When a Read 1548 * TOC/PMA/ATIP command is presented for a DDCD/CD-R/RW media, 1549 * where the first TOC has not been recorded (no complete 1550 * session) and the Format codes 0000b, 0001b, or 0010b are 1551 * specified, this command shall be rejected with an INVALID 1552 * FIELD IN CDB. Devices that are not capable of reading an 1553 * incomplete session on DDC/CD-R/RW media shall report 1554 * CANNOT READ MEDIUM - INCOMPATIBLE FORMAT." 1555 * 1556 * So this isn't fatal if we can't read the table of contents, 1557 * it just means that the user won't be able to issue the 1558 * play tracks ioctl, and likely lots of other stuff won't 1559 * work either. They need to burn the CD before we can do 1560 * a whole lot with it. So we don't print anything here if 1561 * we get an error back. 1562 * 1563 * We also bail out if the drive doesn't at least give us 1564 * the full TOC header. 1565 */ 1566 if ((error != 0) 1567 || ((csio->dxfer_len - csio->resid) < 1568 sizeof(struct ioc_toc_header))) { 1569 softc->flags &= ~CD_FLAG_VALID_TOC; 1570 bzero(&softc->toc, sizeof(softc->toc)); 1571 /* 1572 * Failing the TOC read is not an error. 1573 */ 1574 softc->state = CD_STATE_NORMAL; 1575 xpt_release_ccb(done_ccb); 1576 1577 cdmediaprobedone(periph); 1578 1579 /* 1580 * Go ahead and schedule I/O execution if there is 1581 * anything in the queue. It'll probably get 1582 * kicked out with an error. 1583 */ 1584 if (bioq_first(&softc->bio_queue) != NULL) 1585 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1586 return; 1587 } 1588 1589 /* 1590 * Note that this is NOT the storage location used for the 1591 * leadout! 1592 */ 1593 toch = &softc->toc.header; 1594 1595 if (softc->quirks & CD_Q_BCD_TRACKS) { 1596 toch->starting_track = bcd2bin(toch->starting_track); 1597 toch->ending_track = bcd2bin(toch->ending_track); 1598 } 1599 1600 /* Number of TOC entries, plus leadout */ 1601 num_entries = toch->ending_track - toch->starting_track + 2; 1602 cdindex = toch->starting_track + num_entries - 1; 1603 1604 if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1605 CD_CCB_MEDIA_TOC_HDR) { 1606 if (num_entries <= 0 || 1607 num_entries > nitems(softc->toc.entries)) { 1608 softc->flags &= ~CD_FLAG_VALID_TOC; 1609 bzero(&softc->toc, sizeof(softc->toc)); 1610 /* 1611 * Failing the TOC read is not an error. 1612 */ 1613 softc->state = CD_STATE_NORMAL; 1614 xpt_release_ccb(done_ccb); 1615 1616 cdmediaprobedone(periph); 1617 1618 /* 1619 * Go ahead and schedule I/O execution if 1620 * there is anything in the queue. It'll 1621 * probably get kicked out with an error. 1622 */ 1623 if (bioq_first(&softc->bio_queue) != NULL) 1624 xpt_schedule(periph, 1625 CAM_PRIORITY_NORMAL); 1626 } else { 1627 softc->toc_read_len = num_entries * 1628 sizeof(struct cd_toc_entry); 1629 softc->toc_read_len += sizeof(*toch); 1630 1631 softc->state = CD_STATE_MEDIA_TOC_FULL; 1632 xpt_release_ccb(done_ccb); 1633 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1634 } 1635 1636 return; 1637 } else if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1638 CD_CCB_MEDIA_TOC_LEAD) { 1639 struct cd_toc_single *leadout; 1640 1641 leadout = (struct cd_toc_single *)csio->data_ptr; 1642 softc->toc.entries[cdindex - toch->starting_track] = 1643 leadout->entry; 1644 } else if (((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1645 CD_CCB_MEDIA_TOC_FULL) 1646 && (cdindex == toch->ending_track + 1)) { 1647 /* 1648 * XXX KDM is this necessary? Probably only if the 1649 * drive doesn't return leadout information with the 1650 * table of contents. 1651 */ 1652 softc->state = CD_STATE_MEDIA_TOC_LEAD; 1653 xpt_release_ccb(done_ccb); 1654 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1655 return; 1656 } 1657 1658 if (softc->quirks & CD_Q_BCD_TRACKS) { 1659 for (cdindex = 0; cdindex < num_entries - 1; cdindex++){ 1660 softc->toc.entries[cdindex].track = 1661 bcd2bin(softc->toc.entries[cdindex].track); 1662 } 1663 } 1664 1665 softc->flags |= CD_FLAG_VALID_TOC; 1666 /* If the first track is audio, correct sector size. */ 1667 if ((softc->toc.entries[0].control & 4) == 0) { 1668 softc->disk->d_sectorsize =softc->params.blksize = 2352; 1669 softc->disk->d_mediasize = 1670 (off_t)softc->params.blksize * 1671 softc->params.disksize; 1672 } 1673 softc->state = CD_STATE_NORMAL; 1674 1675 /* 1676 * We unconditionally (re)set the blocksize each time the 1677 * CD device is opened. This is because the CD can change, 1678 * and therefore the blocksize might change. 1679 * XXX problems here if some slice or partition is still 1680 * open with the old size? 1681 */ 1682 if ((softc->disk->d_devstat->flags & DEVSTAT_BS_UNAVAILABLE)!=0) 1683 softc->disk->d_devstat->flags &= 1684 ~DEVSTAT_BS_UNAVAILABLE; 1685 softc->disk->d_devstat->block_size = softc->params.blksize; 1686 1687 xpt_release_ccb(done_ccb); 1688 1689 cdmediaprobedone(periph); 1690 1691 if (bioq_first(&softc->bio_queue) != NULL) 1692 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1693 return; 1694 } 1695 default: 1696 break; 1697 } 1698 xpt_release_ccb(done_ccb); 1699 } 1700 1701 static union cd_pages * 1702 cdgetpage(struct cd_mode_params *mode_params) 1703 { 1704 union cd_pages *page; 1705 1706 if (mode_params->cdb_size == 10) 1707 page = (union cd_pages *)find_mode_page_10( 1708 (struct scsi_mode_header_10 *)mode_params->mode_buf); 1709 else 1710 page = (union cd_pages *)find_mode_page_6( 1711 (struct scsi_mode_header_6 *)mode_params->mode_buf); 1712 1713 return (page); 1714 } 1715 1716 static int 1717 cdgetpagesize(int page_num) 1718 { 1719 u_int i; 1720 1721 for (i = 0; i < nitems(cd_page_size_table); i++) { 1722 if (cd_page_size_table[i].page == page_num) 1723 return (cd_page_size_table[i].page_size); 1724 } 1725 1726 return (-1); 1727 } 1728 1729 static struct cd_toc_entry * 1730 te_data_get_ptr(void *irtep, u_long cmd) 1731 { 1732 union { 1733 struct ioc_read_toc_entry irte; 1734 #ifdef COMPAT_FREEBSD32 1735 struct ioc_read_toc_entry32 irte32; 1736 #endif 1737 } *irteup; 1738 1739 irteup = irtep; 1740 switch (IOCPARM_LEN(cmd)) { 1741 case sizeof(irteup->irte): 1742 return (irteup->irte.data); 1743 #ifdef COMPAT_FREEBSD32 1744 case sizeof(irteup->irte32): 1745 return ((struct cd_toc_entry *)(uintptr_t)irteup->irte32.data); 1746 #endif 1747 default: 1748 panic("Unhandled ioctl command %ld", cmd); 1749 } 1750 } 1751 1752 static int 1753 cdioctl(struct disk *dp, u_long cmd, void *addr, int flag, struct thread *td) 1754 { 1755 1756 struct cam_periph *periph; 1757 struct cd_softc *softc; 1758 int error = 0; 1759 1760 periph = (struct cam_periph *)dp->d_drv1; 1761 cam_periph_lock(periph); 1762 1763 softc = (struct cd_softc *)periph->softc; 1764 1765 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 1766 ("cdioctl(%#lx)\n", cmd)); 1767 1768 if ((error = cam_periph_hold(periph, PRIBIO | PCATCH)) != 0) { 1769 cam_periph_unlock(periph); 1770 cam_periph_release(periph); 1771 return (error); 1772 } 1773 1774 /* 1775 * If we don't have media loaded, check for it. If still don't 1776 * have media loaded, we can only do a load or eject. 1777 * 1778 * We only care whether media is loaded if this is a cd-specific ioctl 1779 * (thus the IOCGROUP check below). Note that this will break if 1780 * anyone adds any ioctls into the switch statement below that don't 1781 * have their ioctl group set to 'c'. 1782 */ 1783 if (((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 1784 && ((cmd != CDIOCCLOSE) 1785 && (cmd != CDIOCEJECT)) 1786 && (IOCGROUP(cmd) == 'c')) { 1787 error = cdcheckmedia(periph, /*do_wait*/ 1); 1788 if (error != 0) { 1789 cam_periph_unhold(periph); 1790 cam_periph_unlock(periph); 1791 return (error); 1792 } 1793 } 1794 /* 1795 * Drop the lock here so later mallocs can use WAITOK. The periph 1796 * is essentially locked still with the cam_periph_hold call above. 1797 */ 1798 cam_periph_unlock(periph); 1799 1800 switch (cmd) { 1801 case CDIOCPLAYTRACKS: 1802 { 1803 struct ioc_play_track *args 1804 = (struct ioc_play_track *) addr; 1805 struct cd_mode_params params; 1806 union cd_pages *page; 1807 1808 params.alloc_len = sizeof(union cd_mode_data_6_10); 1809 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1810 M_WAITOK | M_ZERO); 1811 1812 cam_periph_lock(periph); 1813 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1814 ("trying to do CDIOCPLAYTRACKS\n")); 1815 1816 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1817 if (error) { 1818 free(params.mode_buf, M_SCSICD); 1819 cam_periph_unlock(periph); 1820 break; 1821 } 1822 page = cdgetpage(¶ms); 1823 1824 page->audio.flags &= ~CD_PA_SOTC; 1825 page->audio.flags |= CD_PA_IMMED; 1826 error = cdsetmode(periph, ¶ms); 1827 free(params.mode_buf, M_SCSICD); 1828 if (error) { 1829 cam_periph_unlock(periph); 1830 break; 1831 } 1832 1833 /* 1834 * This was originally implemented with the PLAY 1835 * AUDIO TRACK INDEX command, but that command was 1836 * deprecated after SCSI-2. Most (all?) SCSI CDROM 1837 * drives support it but ATAPI and ATAPI-derivative 1838 * drives don't seem to support it. So we keep a 1839 * cache of the table of contents and translate 1840 * track numbers to MSF format. 1841 */ 1842 if (softc->flags & CD_FLAG_VALID_TOC) { 1843 union msf_lba *sentry, *eentry; 1844 struct ioc_toc_header *th; 1845 int st, et; 1846 1847 th = &softc->toc.header; 1848 if (args->end_track < th->ending_track + 1) 1849 args->end_track++; 1850 if (args->end_track > th->ending_track + 1) 1851 args->end_track = th->ending_track + 1; 1852 st = args->start_track - th->starting_track; 1853 et = args->end_track - th->starting_track; 1854 if (st < 0 || et < 0 || 1855 st > th->ending_track - th->starting_track || 1856 et > th->ending_track - th->starting_track) { 1857 error = EINVAL; 1858 cam_periph_unlock(periph); 1859 break; 1860 } 1861 sentry = &softc->toc.entries[st].addr; 1862 eentry = &softc->toc.entries[et].addr; 1863 error = cdplaymsf(periph, 1864 sentry->msf.minute, 1865 sentry->msf.second, 1866 sentry->msf.frame, 1867 eentry->msf.minute, 1868 eentry->msf.second, 1869 eentry->msf.frame); 1870 } else { 1871 /* 1872 * If we don't have a valid TOC, try the 1873 * play track index command. It is part of 1874 * the SCSI-2 spec, but was removed in the 1875 * MMC specs. ATAPI and ATAPI-derived 1876 * drives don't support it. 1877 */ 1878 if (softc->quirks & CD_Q_BCD_TRACKS) { 1879 args->start_track = 1880 bin2bcd(args->start_track); 1881 args->end_track = 1882 bin2bcd(args->end_track); 1883 } 1884 error = cdplaytracks(periph, 1885 args->start_track, 1886 args->start_index, 1887 args->end_track, 1888 args->end_index); 1889 } 1890 cam_periph_unlock(periph); 1891 } 1892 break; 1893 case CDIOCPLAYMSF: 1894 { 1895 struct ioc_play_msf *args 1896 = (struct ioc_play_msf *) addr; 1897 struct cd_mode_params params; 1898 union cd_pages *page; 1899 1900 params.alloc_len = sizeof(union cd_mode_data_6_10); 1901 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1902 M_WAITOK | M_ZERO); 1903 1904 cam_periph_lock(periph); 1905 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1906 ("trying to do CDIOCPLAYMSF\n")); 1907 1908 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1909 if (error) { 1910 free(params.mode_buf, M_SCSICD); 1911 cam_periph_unlock(periph); 1912 break; 1913 } 1914 page = cdgetpage(¶ms); 1915 1916 page->audio.flags &= ~CD_PA_SOTC; 1917 page->audio.flags |= CD_PA_IMMED; 1918 error = cdsetmode(periph, ¶ms); 1919 free(params.mode_buf, M_SCSICD); 1920 if (error) { 1921 cam_periph_unlock(periph); 1922 break; 1923 } 1924 error = cdplaymsf(periph, 1925 args->start_m, 1926 args->start_s, 1927 args->start_f, 1928 args->end_m, 1929 args->end_s, 1930 args->end_f); 1931 cam_periph_unlock(periph); 1932 } 1933 break; 1934 case CDIOCPLAYBLOCKS: 1935 { 1936 struct ioc_play_blocks *args 1937 = (struct ioc_play_blocks *) addr; 1938 struct cd_mode_params params; 1939 union cd_pages *page; 1940 1941 params.alloc_len = sizeof(union cd_mode_data_6_10); 1942 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1943 M_WAITOK | M_ZERO); 1944 1945 cam_periph_lock(periph); 1946 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1947 ("trying to do CDIOCPLAYBLOCKS\n")); 1948 1949 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1950 if (error) { 1951 free(params.mode_buf, M_SCSICD); 1952 cam_periph_unlock(periph); 1953 break; 1954 } 1955 page = cdgetpage(¶ms); 1956 1957 page->audio.flags &= ~CD_PA_SOTC; 1958 page->audio.flags |= CD_PA_IMMED; 1959 error = cdsetmode(periph, ¶ms); 1960 free(params.mode_buf, M_SCSICD); 1961 if (error) { 1962 cam_periph_unlock(periph); 1963 break; 1964 } 1965 error = cdplay(periph, args->blk, args->len); 1966 cam_periph_unlock(periph); 1967 } 1968 break; 1969 case CDIOCREADSUBCHANNEL: 1970 { 1971 struct ioc_read_subchannel *args 1972 = (struct ioc_read_subchannel *) addr; 1973 struct cd_sub_channel_info *data; 1974 u_int32_t len = args->data_len; 1975 1976 data = malloc(sizeof(struct cd_sub_channel_info), 1977 M_SCSICD, M_WAITOK | M_ZERO); 1978 1979 cam_periph_lock(periph); 1980 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1981 ("trying to do CDIOCREADSUBCHANNEL\n")); 1982 1983 if ((len > sizeof(struct cd_sub_channel_info)) || 1984 (len < sizeof(struct cd_sub_channel_header))) { 1985 printf( 1986 "scsi_cd: cdioctl: " 1987 "cdioreadsubchannel: error, len=%d\n", 1988 len); 1989 error = EINVAL; 1990 free(data, M_SCSICD); 1991 cam_periph_unlock(periph); 1992 break; 1993 } 1994 1995 if (softc->quirks & CD_Q_BCD_TRACKS) 1996 args->track = bin2bcd(args->track); 1997 1998 error = cdreadsubchannel(periph, args->address_format, 1999 args->data_format, args->track, data, len); 2000 2001 if (error) { 2002 free(data, M_SCSICD); 2003 cam_periph_unlock(periph); 2004 break; 2005 } 2006 if (softc->quirks & CD_Q_BCD_TRACKS) 2007 data->what.track_info.track_number = 2008 bcd2bin(data->what.track_info.track_number); 2009 len = min(len, ((data->header.data_len[0] << 8) + 2010 data->header.data_len[1] + 2011 sizeof(struct cd_sub_channel_header))); 2012 cam_periph_unlock(periph); 2013 error = copyout(data, args->data, len); 2014 free(data, M_SCSICD); 2015 } 2016 break; 2017 2018 case CDIOREADTOCHEADER: 2019 { 2020 struct ioc_toc_header *th; 2021 2022 th = malloc(sizeof(struct ioc_toc_header), M_SCSICD, 2023 M_WAITOK | M_ZERO); 2024 2025 cam_periph_lock(periph); 2026 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2027 ("trying to do CDIOREADTOCHEADER\n")); 2028 2029 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2030 sizeof (*th), /*sense_flags*/SF_NO_PRINT); 2031 if (error) { 2032 free(th, M_SCSICD); 2033 cam_periph_unlock(periph); 2034 break; 2035 } 2036 if (softc->quirks & CD_Q_BCD_TRACKS) { 2037 /* we are going to have to convert the BCD 2038 * encoding on the cd to what is expected 2039 */ 2040 th->starting_track = 2041 bcd2bin(th->starting_track); 2042 th->ending_track = bcd2bin(th->ending_track); 2043 } 2044 th->len = ntohs(th->len); 2045 bcopy(th, addr, sizeof(*th)); 2046 free(th, M_SCSICD); 2047 cam_periph_unlock(periph); 2048 } 2049 break; 2050 case CDIOREADTOCENTRYS: 2051 #ifdef COMPAT_FREEBSD32 2052 case CDIOREADTOCENTRYS_32: 2053 #endif 2054 { 2055 struct cd_tocdata *data; 2056 struct cd_toc_single *lead; 2057 struct ioc_read_toc_entry *te = 2058 (struct ioc_read_toc_entry *) addr; 2059 struct ioc_toc_header *th; 2060 u_int32_t len, readlen, idx, num; 2061 u_int32_t starting_track = te->starting_track; 2062 2063 data = malloc(sizeof(*data), M_SCSICD, M_WAITOK | M_ZERO); 2064 lead = malloc(sizeof(*lead), M_SCSICD, M_WAITOK | M_ZERO); 2065 2066 cam_periph_lock(periph); 2067 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2068 ("trying to do CDIOREADTOCENTRYS\n")); 2069 2070 if (te->data_len < sizeof(struct cd_toc_entry) 2071 || (te->data_len % sizeof(struct cd_toc_entry)) != 0 2072 || (te->address_format != CD_MSF_FORMAT 2073 && te->address_format != CD_LBA_FORMAT)) { 2074 error = EINVAL; 2075 printf("scsi_cd: error in readtocentries, " 2076 "returning EINVAL\n"); 2077 free(data, M_SCSICD); 2078 free(lead, M_SCSICD); 2079 cam_periph_unlock(periph); 2080 break; 2081 } 2082 2083 th = &data->header; 2084 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2085 sizeof (*th), /*sense_flags*/0); 2086 if (error) { 2087 free(data, M_SCSICD); 2088 free(lead, M_SCSICD); 2089 cam_periph_unlock(periph); 2090 break; 2091 } 2092 2093 if (softc->quirks & CD_Q_BCD_TRACKS) { 2094 /* we are going to have to convert the BCD 2095 * encoding on the cd to what is expected 2096 */ 2097 th->starting_track = 2098 bcd2bin(th->starting_track); 2099 th->ending_track = bcd2bin(th->ending_track); 2100 } 2101 2102 if (starting_track == 0) 2103 starting_track = th->starting_track; 2104 else if (starting_track == LEADOUT) 2105 starting_track = th->ending_track + 1; 2106 else if (starting_track < th->starting_track || 2107 starting_track > th->ending_track + 1) { 2108 printf("scsi_cd: error in readtocentries, " 2109 "returning EINVAL\n"); 2110 free(data, M_SCSICD); 2111 free(lead, M_SCSICD); 2112 cam_periph_unlock(periph); 2113 error = EINVAL; 2114 break; 2115 } 2116 2117 /* calculate reading length without leadout entry */ 2118 readlen = (th->ending_track - starting_track + 1) * 2119 sizeof(struct cd_toc_entry); 2120 2121 /* and with leadout entry */ 2122 len = readlen + sizeof(struct cd_toc_entry); 2123 if (te->data_len < len) { 2124 len = te->data_len; 2125 if (readlen > len) 2126 readlen = len; 2127 } 2128 if (len > sizeof(data->entries)) { 2129 printf("scsi_cd: error in readtocentries, " 2130 "returning EINVAL\n"); 2131 error = EINVAL; 2132 free(data, M_SCSICD); 2133 free(lead, M_SCSICD); 2134 cam_periph_unlock(periph); 2135 break; 2136 } 2137 num = len / sizeof(struct cd_toc_entry); 2138 2139 if (readlen > 0) { 2140 error = cdreadtoc(periph, te->address_format, 2141 starting_track, 2142 (u_int8_t *)data, 2143 readlen + sizeof (*th), 2144 /*sense_flags*/0); 2145 if (error) { 2146 free(data, M_SCSICD); 2147 free(lead, M_SCSICD); 2148 cam_periph_unlock(periph); 2149 break; 2150 } 2151 } 2152 2153 /* make leadout entry if needed */ 2154 idx = starting_track + num - 1; 2155 if (softc->quirks & CD_Q_BCD_TRACKS) 2156 th->ending_track = bcd2bin(th->ending_track); 2157 if (idx == th->ending_track + 1) { 2158 error = cdreadtoc(periph, te->address_format, 2159 LEADOUT, (u_int8_t *)lead, 2160 sizeof(*lead), 2161 /*sense_flags*/0); 2162 if (error) { 2163 free(data, M_SCSICD); 2164 free(lead, M_SCSICD); 2165 cam_periph_unlock(periph); 2166 break; 2167 } 2168 data->entries[idx - starting_track] = 2169 lead->entry; 2170 } 2171 if (softc->quirks & CD_Q_BCD_TRACKS) { 2172 for (idx = 0; idx < num - 1; idx++) { 2173 data->entries[idx].track = 2174 bcd2bin(data->entries[idx].track); 2175 } 2176 } 2177 2178 cam_periph_unlock(periph); 2179 error = copyout(data->entries, te_data_get_ptr(te, cmd), 2180 len); 2181 free(data, M_SCSICD); 2182 free(lead, M_SCSICD); 2183 } 2184 break; 2185 case CDIOREADTOCENTRY: 2186 { 2187 struct cd_toc_single *data; 2188 struct ioc_read_toc_single_entry *te = 2189 (struct ioc_read_toc_single_entry *) addr; 2190 struct ioc_toc_header *th; 2191 u_int32_t track; 2192 2193 data = malloc(sizeof(*data), M_SCSICD, M_WAITOK | M_ZERO); 2194 2195 cam_periph_lock(periph); 2196 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2197 ("trying to do CDIOREADTOCENTRY\n")); 2198 2199 if (te->address_format != CD_MSF_FORMAT 2200 && te->address_format != CD_LBA_FORMAT) { 2201 printf("error in readtocentry, " 2202 " returning EINVAL\n"); 2203 free(data, M_SCSICD); 2204 error = EINVAL; 2205 cam_periph_unlock(periph); 2206 break; 2207 } 2208 2209 th = &data->header; 2210 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2211 sizeof (*th), /*sense_flags*/0); 2212 if (error) { 2213 free(data, M_SCSICD); 2214 cam_periph_unlock(periph); 2215 break; 2216 } 2217 2218 if (softc->quirks & CD_Q_BCD_TRACKS) { 2219 /* we are going to have to convert the BCD 2220 * encoding on the cd to what is expected 2221 */ 2222 th->starting_track = 2223 bcd2bin(th->starting_track); 2224 th->ending_track = bcd2bin(th->ending_track); 2225 } 2226 track = te->track; 2227 if (track == 0) 2228 track = th->starting_track; 2229 else if (track == LEADOUT) 2230 /* OK */; 2231 else if (track < th->starting_track || 2232 track > th->ending_track + 1) { 2233 printf("error in readtocentry, " 2234 " returning EINVAL\n"); 2235 free(data, M_SCSICD); 2236 error = EINVAL; 2237 cam_periph_unlock(periph); 2238 break; 2239 } 2240 2241 error = cdreadtoc(periph, te->address_format, track, 2242 (u_int8_t *)data, sizeof(*data), 2243 /*sense_flags*/0); 2244 if (error) { 2245 free(data, M_SCSICD); 2246 cam_periph_unlock(periph); 2247 break; 2248 } 2249 2250 if (softc->quirks & CD_Q_BCD_TRACKS) 2251 data->entry.track = bcd2bin(data->entry.track); 2252 bcopy(&data->entry, &te->entry, 2253 sizeof(struct cd_toc_entry)); 2254 free(data, M_SCSICD); 2255 cam_periph_unlock(periph); 2256 } 2257 break; 2258 case CDIOCSETPATCH: 2259 { 2260 struct ioc_patch *arg = (struct ioc_patch *)addr; 2261 struct cd_mode_params params; 2262 union cd_pages *page; 2263 2264 params.alloc_len = sizeof(union cd_mode_data_6_10); 2265 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2266 M_WAITOK | M_ZERO); 2267 2268 cam_periph_lock(periph); 2269 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2270 ("trying to do CDIOCSETPATCH\n")); 2271 2272 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2273 if (error) { 2274 free(params.mode_buf, M_SCSICD); 2275 cam_periph_unlock(periph); 2276 break; 2277 } 2278 page = cdgetpage(¶ms); 2279 2280 page->audio.port[LEFT_PORT].channels = 2281 arg->patch[0]; 2282 page->audio.port[RIGHT_PORT].channels = 2283 arg->patch[1]; 2284 page->audio.port[2].channels = arg->patch[2]; 2285 page->audio.port[3].channels = arg->patch[3]; 2286 error = cdsetmode(periph, ¶ms); 2287 free(params.mode_buf, M_SCSICD); 2288 cam_periph_unlock(periph); 2289 } 2290 break; 2291 case CDIOCGETVOL: 2292 { 2293 struct ioc_vol *arg = (struct ioc_vol *) addr; 2294 struct cd_mode_params params; 2295 union cd_pages *page; 2296 2297 params.alloc_len = sizeof(union cd_mode_data_6_10); 2298 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2299 M_WAITOK | M_ZERO); 2300 2301 cam_periph_lock(periph); 2302 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2303 ("trying to do CDIOCGETVOL\n")); 2304 2305 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2306 if (error) { 2307 free(params.mode_buf, M_SCSICD); 2308 cam_periph_unlock(periph); 2309 break; 2310 } 2311 page = cdgetpage(¶ms); 2312 2313 arg->vol[LEFT_PORT] = 2314 page->audio.port[LEFT_PORT].volume; 2315 arg->vol[RIGHT_PORT] = 2316 page->audio.port[RIGHT_PORT].volume; 2317 arg->vol[2] = page->audio.port[2].volume; 2318 arg->vol[3] = page->audio.port[3].volume; 2319 free(params.mode_buf, M_SCSICD); 2320 cam_periph_unlock(periph); 2321 } 2322 break; 2323 case CDIOCSETVOL: 2324 { 2325 struct ioc_vol *arg = (struct ioc_vol *) addr; 2326 struct cd_mode_params params; 2327 union cd_pages *page; 2328 2329 params.alloc_len = sizeof(union cd_mode_data_6_10); 2330 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2331 M_WAITOK | M_ZERO); 2332 2333 cam_periph_lock(periph); 2334 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2335 ("trying to do CDIOCSETVOL\n")); 2336 2337 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2338 if (error) { 2339 free(params.mode_buf, M_SCSICD); 2340 cam_periph_unlock(periph); 2341 break; 2342 } 2343 page = cdgetpage(¶ms); 2344 2345 page->audio.port[LEFT_PORT].channels = CHANNEL_0; 2346 page->audio.port[LEFT_PORT].volume = 2347 arg->vol[LEFT_PORT]; 2348 page->audio.port[RIGHT_PORT].channels = CHANNEL_1; 2349 page->audio.port[RIGHT_PORT].volume = 2350 arg->vol[RIGHT_PORT]; 2351 page->audio.port[2].volume = arg->vol[2]; 2352 page->audio.port[3].volume = arg->vol[3]; 2353 error = cdsetmode(periph, ¶ms); 2354 cam_periph_unlock(periph); 2355 free(params.mode_buf, M_SCSICD); 2356 } 2357 break; 2358 case CDIOCSETMONO: 2359 { 2360 struct cd_mode_params params; 2361 union cd_pages *page; 2362 2363 params.alloc_len = sizeof(union cd_mode_data_6_10); 2364 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2365 M_WAITOK | M_ZERO); 2366 2367 cam_periph_lock(periph); 2368 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2369 ("trying to do CDIOCSETMONO\n")); 2370 2371 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2372 if (error) { 2373 free(params.mode_buf, M_SCSICD); 2374 cam_periph_unlock(periph); 2375 break; 2376 } 2377 page = cdgetpage(¶ms); 2378 2379 page->audio.port[LEFT_PORT].channels = 2380 LEFT_CHANNEL | RIGHT_CHANNEL; 2381 page->audio.port[RIGHT_PORT].channels = 2382 LEFT_CHANNEL | RIGHT_CHANNEL; 2383 page->audio.port[2].channels = 0; 2384 page->audio.port[3].channels = 0; 2385 error = cdsetmode(periph, ¶ms); 2386 cam_periph_unlock(periph); 2387 free(params.mode_buf, M_SCSICD); 2388 } 2389 break; 2390 case CDIOCSETSTEREO: 2391 { 2392 struct cd_mode_params params; 2393 union cd_pages *page; 2394 2395 params.alloc_len = sizeof(union cd_mode_data_6_10); 2396 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2397 M_WAITOK | M_ZERO); 2398 2399 cam_periph_lock(periph); 2400 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2401 ("trying to do CDIOCSETSTEREO\n")); 2402 2403 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2404 if (error) { 2405 free(params.mode_buf, M_SCSICD); 2406 cam_periph_unlock(periph); 2407 break; 2408 } 2409 page = cdgetpage(¶ms); 2410 2411 page->audio.port[LEFT_PORT].channels = 2412 LEFT_CHANNEL; 2413 page->audio.port[RIGHT_PORT].channels = 2414 RIGHT_CHANNEL; 2415 page->audio.port[2].channels = 0; 2416 page->audio.port[3].channels = 0; 2417 error = cdsetmode(periph, ¶ms); 2418 free(params.mode_buf, M_SCSICD); 2419 cam_periph_unlock(periph); 2420 } 2421 break; 2422 case CDIOCSETMUTE: 2423 { 2424 struct cd_mode_params params; 2425 union cd_pages *page; 2426 2427 params.alloc_len = sizeof(union cd_mode_data_6_10); 2428 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2429 M_WAITOK | M_ZERO); 2430 2431 cam_periph_lock(periph); 2432 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2433 ("trying to do CDIOCSETMUTE\n")); 2434 2435 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2436 if (error) { 2437 free(params.mode_buf, M_SCSICD); 2438 cam_periph_unlock(periph); 2439 break; 2440 } 2441 page = cdgetpage(¶ms); 2442 2443 page->audio.port[LEFT_PORT].channels = 0; 2444 page->audio.port[RIGHT_PORT].channels = 0; 2445 page->audio.port[2].channels = 0; 2446 page->audio.port[3].channels = 0; 2447 error = cdsetmode(periph, ¶ms); 2448 free(params.mode_buf, M_SCSICD); 2449 cam_periph_unlock(periph); 2450 } 2451 break; 2452 case CDIOCSETLEFT: 2453 { 2454 struct cd_mode_params params; 2455 union cd_pages *page; 2456 2457 params.alloc_len = sizeof(union cd_mode_data_6_10); 2458 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2459 M_WAITOK | M_ZERO); 2460 2461 cam_periph_lock(periph); 2462 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2463 ("trying to do CDIOCSETLEFT\n")); 2464 2465 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2466 if (error) { 2467 free(params.mode_buf, M_SCSICD); 2468 cam_periph_unlock(periph); 2469 break; 2470 } 2471 page = cdgetpage(¶ms); 2472 2473 page->audio.port[LEFT_PORT].channels = LEFT_CHANNEL; 2474 page->audio.port[RIGHT_PORT].channels = LEFT_CHANNEL; 2475 page->audio.port[2].channels = 0; 2476 page->audio.port[3].channels = 0; 2477 error = cdsetmode(periph, ¶ms); 2478 free(params.mode_buf, M_SCSICD); 2479 cam_periph_unlock(periph); 2480 } 2481 break; 2482 case CDIOCSETRIGHT: 2483 { 2484 struct cd_mode_params params; 2485 union cd_pages *page; 2486 2487 params.alloc_len = sizeof(union cd_mode_data_6_10); 2488 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2489 M_WAITOK | M_ZERO); 2490 2491 cam_periph_lock(periph); 2492 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2493 ("trying to do CDIOCSETRIGHT\n")); 2494 2495 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2496 if (error) { 2497 free(params.mode_buf, M_SCSICD); 2498 cam_periph_unlock(periph); 2499 break; 2500 } 2501 page = cdgetpage(¶ms); 2502 2503 page->audio.port[LEFT_PORT].channels = RIGHT_CHANNEL; 2504 page->audio.port[RIGHT_PORT].channels = RIGHT_CHANNEL; 2505 page->audio.port[2].channels = 0; 2506 page->audio.port[3].channels = 0; 2507 error = cdsetmode(periph, ¶ms); 2508 free(params.mode_buf, M_SCSICD); 2509 cam_periph_unlock(periph); 2510 } 2511 break; 2512 case CDIOCRESUME: 2513 cam_periph_lock(periph); 2514 error = cdpause(periph, 1); 2515 cam_periph_unlock(periph); 2516 break; 2517 case CDIOCPAUSE: 2518 cam_periph_lock(periph); 2519 error = cdpause(periph, 0); 2520 cam_periph_unlock(periph); 2521 break; 2522 case CDIOCSTART: 2523 cam_periph_lock(periph); 2524 error = cdstartunit(periph, 0); 2525 cam_periph_unlock(periph); 2526 break; 2527 case CDIOCCLOSE: 2528 cam_periph_lock(periph); 2529 error = cdstartunit(periph, 1); 2530 cam_periph_unlock(periph); 2531 break; 2532 case CDIOCSTOP: 2533 cam_periph_lock(periph); 2534 error = cdstopunit(periph, 0); 2535 cam_periph_unlock(periph); 2536 break; 2537 case CDIOCEJECT: 2538 cam_periph_lock(periph); 2539 error = cdstopunit(periph, 1); 2540 cam_periph_unlock(periph); 2541 break; 2542 case CDIOCALLOW: 2543 cam_periph_lock(periph); 2544 cdprevent(periph, PR_ALLOW); 2545 cam_periph_unlock(periph); 2546 break; 2547 case CDIOCPREVENT: 2548 cam_periph_lock(periph); 2549 cdprevent(periph, PR_PREVENT); 2550 cam_periph_unlock(periph); 2551 break; 2552 case CDIOCSETDEBUG: 2553 /* sc_link->flags |= (SDEV_DB1 | SDEV_DB2); */ 2554 error = ENOTTY; 2555 break; 2556 case CDIOCCLRDEBUG: 2557 /* sc_link->flags &= ~(SDEV_DB1 | SDEV_DB2); */ 2558 error = ENOTTY; 2559 break; 2560 case CDIOCRESET: 2561 /* return (cd_reset(periph)); */ 2562 error = ENOTTY; 2563 break; 2564 case CDRIOCREADSPEED: 2565 cam_periph_lock(periph); 2566 error = cdsetspeed(periph, *(u_int32_t *)addr, CDR_MAX_SPEED); 2567 cam_periph_unlock(periph); 2568 break; 2569 case CDRIOCWRITESPEED: 2570 cam_periph_lock(periph); 2571 error = cdsetspeed(periph, CDR_MAX_SPEED, *(u_int32_t *)addr); 2572 cam_periph_unlock(periph); 2573 break; 2574 case CDRIOCGETBLOCKSIZE: 2575 *(int *)addr = softc->params.blksize; 2576 break; 2577 case CDRIOCSETBLOCKSIZE: 2578 if (*(int *)addr <= 0) { 2579 error = EINVAL; 2580 break; 2581 } 2582 softc->disk->d_sectorsize = softc->params.blksize = *(int *)addr; 2583 break; 2584 case DVDIOCSENDKEY: 2585 case DVDIOCREPORTKEY: { 2586 struct dvd_authinfo *authinfo; 2587 2588 authinfo = (struct dvd_authinfo *)addr; 2589 2590 if (cmd == DVDIOCREPORTKEY) 2591 error = cdreportkey(periph, authinfo); 2592 else 2593 error = cdsendkey(periph, authinfo); 2594 break; 2595 } 2596 case DVDIOCREADSTRUCTURE: { 2597 struct dvd_struct *dvdstruct; 2598 2599 dvdstruct = (struct dvd_struct *)addr; 2600 2601 error = cdreaddvdstructure(periph, dvdstruct); 2602 2603 break; 2604 } 2605 default: 2606 cam_periph_lock(periph); 2607 error = cam_periph_ioctl(periph, cmd, addr, cderror); 2608 cam_periph_unlock(periph); 2609 break; 2610 } 2611 2612 cam_periph_lock(periph); 2613 cam_periph_unhold(periph); 2614 2615 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdioctl\n")); 2616 if (error && bootverbose) { 2617 printf("scsi_cd.c::ioctl cmd=%08lx error=%d\n", cmd, error); 2618 } 2619 cam_periph_unlock(periph); 2620 2621 return (error); 2622 } 2623 2624 static void 2625 cdprevent(struct cam_periph *periph, int action) 2626 { 2627 union ccb *ccb; 2628 struct cd_softc *softc; 2629 int error; 2630 2631 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdprevent\n")); 2632 2633 cam_periph_assert(periph, MA_OWNED); 2634 softc = (struct cd_softc *)periph->softc; 2635 2636 if (((action == PR_ALLOW) 2637 && (softc->flags & CD_FLAG_DISC_LOCKED) == 0) 2638 || ((action == PR_PREVENT) 2639 && (softc->flags & CD_FLAG_DISC_LOCKED) != 0)) { 2640 return; 2641 } 2642 2643 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2644 2645 scsi_prevent(&ccb->csio, 2646 /*retries*/ cd_retry_count, 2647 /*cbfcnp*/NULL, 2648 MSG_SIMPLE_Q_TAG, 2649 action, 2650 SSD_FULL_SIZE, 2651 /* timeout */60000); 2652 2653 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 2654 /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT); 2655 2656 xpt_release_ccb(ccb); 2657 2658 if (error == 0) { 2659 if (action == PR_ALLOW) 2660 softc->flags &= ~CD_FLAG_DISC_LOCKED; 2661 else 2662 softc->flags |= CD_FLAG_DISC_LOCKED; 2663 } 2664 } 2665 2666 static void 2667 cdmediaprobedone(struct cam_periph *periph) 2668 { 2669 struct cd_softc *softc; 2670 2671 cam_periph_assert(periph, MA_OWNED); 2672 softc = (struct cd_softc *)periph->softc; 2673 2674 softc->flags &= ~CD_FLAG_MEDIA_SCAN_ACT; 2675 2676 if ((softc->flags & CD_FLAG_MEDIA_WAIT) != 0) { 2677 softc->flags &= ~CD_FLAG_MEDIA_WAIT; 2678 wakeup(&softc->toc); 2679 } 2680 } 2681 2682 /* 2683 * XXX: the disk media and sector size is only really able to change 2684 * XXX: while the device is closed. 2685 */ 2686 2687 static int 2688 cdcheckmedia(struct cam_periph *periph, int do_wait) 2689 { 2690 struct cd_softc *softc; 2691 int error; 2692 2693 cam_periph_assert(periph, MA_OWNED); 2694 softc = (struct cd_softc *)periph->softc; 2695 error = 0; 2696 2697 if ((do_wait != 0) 2698 && ((softc->flags & CD_FLAG_MEDIA_WAIT) == 0)) { 2699 softc->flags |= CD_FLAG_MEDIA_WAIT; 2700 } 2701 if ((softc->flags & CD_FLAG_MEDIA_SCAN_ACT) == 0) { 2702 softc->state = CD_STATE_MEDIA_PREVENT; 2703 softc->flags |= CD_FLAG_MEDIA_SCAN_ACT; 2704 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 2705 } 2706 2707 if (do_wait == 0) 2708 goto bailout; 2709 2710 error = msleep(&softc->toc, cam_periph_mtx(periph), PRIBIO,"cdmedia",0); 2711 2712 if (error != 0) 2713 goto bailout; 2714 2715 /* 2716 * Check to see whether we have a valid size from the media. We 2717 * may or may not have a valid TOC. 2718 */ 2719 if ((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 2720 error = EINVAL; 2721 bailout: 2722 2723 return (error); 2724 } 2725 2726 #if 0 2727 static int 2728 cdcheckmedia(struct cam_periph *periph) 2729 { 2730 struct cd_softc *softc; 2731 struct ioc_toc_header *toch; 2732 struct cd_toc_single leadout; 2733 u_int32_t size, toclen; 2734 int error, num_entries, cdindex; 2735 2736 softc = (struct cd_softc *)periph->softc; 2737 2738 cdprevent(periph, PR_PREVENT); 2739 softc->disk->d_sectorsize = 2048; 2740 softc->disk->d_mediasize = 0; 2741 2742 /* 2743 * Get the disc size and block size. If we can't get it, we don't 2744 * have media, most likely. 2745 */ 2746 if ((error = cdsize(periph, &size)) != 0) { 2747 softc->flags &= ~(CD_FLAG_VALID_MEDIA|CD_FLAG_VALID_TOC); 2748 cdprevent(periph, PR_ALLOW); 2749 return (error); 2750 } else { 2751 softc->flags |= CD_FLAG_SAW_MEDIA | CD_FLAG_VALID_MEDIA; 2752 softc->disk->d_sectorsize = softc->params.blksize; 2753 softc->disk->d_mediasize = 2754 (off_t)softc->params.blksize * softc->params.disksize; 2755 } 2756 2757 /* 2758 * Now we check the table of contents. This (currently) is only 2759 * used for the CDIOCPLAYTRACKS ioctl. It may be used later to do 2760 * things like present a separate entry in /dev for each track, 2761 * like that acd(4) driver does. 2762 */ 2763 bzero(&softc->toc, sizeof(softc->toc)); 2764 toch = &softc->toc.header; 2765 /* 2766 * We will get errors here for media that doesn't have a table of 2767 * contents. According to the MMC-3 spec: "When a Read TOC/PMA/ATIP 2768 * command is presented for a DDCD/CD-R/RW media, where the first TOC 2769 * has not been recorded (no complete session) and the Format codes 2770 * 0000b, 0001b, or 0010b are specified, this command shall be rejected 2771 * with an INVALID FIELD IN CDB. Devices that are not capable of 2772 * reading an incomplete session on DDC/CD-R/RW media shall report 2773 * CANNOT READ MEDIUM - INCOMPATIBLE FORMAT." 2774 * 2775 * So this isn't fatal if we can't read the table of contents, it 2776 * just means that the user won't be able to issue the play tracks 2777 * ioctl, and likely lots of other stuff won't work either. They 2778 * need to burn the CD before we can do a whole lot with it. So 2779 * we don't print anything here if we get an error back. 2780 */ 2781 error = cdreadtoc(periph, 0, 0, (u_int8_t *)toch, sizeof(*toch), 2782 SF_NO_PRINT); 2783 /* 2784 * Errors in reading the table of contents aren't fatal, we just 2785 * won't have a valid table of contents cached. 2786 */ 2787 if (error != 0) { 2788 error = 0; 2789 bzero(&softc->toc, sizeof(softc->toc)); 2790 goto bailout; 2791 } 2792 2793 if (softc->quirks & CD_Q_BCD_TRACKS) { 2794 toch->starting_track = bcd2bin(toch->starting_track); 2795 toch->ending_track = bcd2bin(toch->ending_track); 2796 } 2797 2798 /* Number of TOC entries, plus leadout */ 2799 num_entries = (toch->ending_track - toch->starting_track) + 2; 2800 2801 if (num_entries <= 0) 2802 goto bailout; 2803 2804 toclen = num_entries * sizeof(struct cd_toc_entry); 2805 2806 error = cdreadtoc(periph, CD_MSF_FORMAT, toch->starting_track, 2807 (u_int8_t *)&softc->toc, toclen + sizeof(*toch), 2808 SF_NO_PRINT); 2809 if (error != 0) { 2810 error = 0; 2811 bzero(&softc->toc, sizeof(softc->toc)); 2812 goto bailout; 2813 } 2814 2815 if (softc->quirks & CD_Q_BCD_TRACKS) { 2816 toch->starting_track = bcd2bin(toch->starting_track); 2817 toch->ending_track = bcd2bin(toch->ending_track); 2818 } 2819 /* 2820 * XXX KDM is this necessary? Probably only if the drive doesn't 2821 * return leadout information with the table of contents. 2822 */ 2823 cdindex = toch->starting_track + num_entries -1; 2824 if (cdindex == toch->ending_track + 1) { 2825 error = cdreadtoc(periph, CD_MSF_FORMAT, LEADOUT, 2826 (u_int8_t *)&leadout, sizeof(leadout), 2827 SF_NO_PRINT); 2828 if (error != 0) { 2829 error = 0; 2830 goto bailout; 2831 } 2832 softc->toc.entries[cdindex - toch->starting_track] = 2833 leadout.entry; 2834 } 2835 if (softc->quirks & CD_Q_BCD_TRACKS) { 2836 for (cdindex = 0; cdindex < num_entries - 1; cdindex++) { 2837 softc->toc.entries[cdindex].track = 2838 bcd2bin(softc->toc.entries[cdindex].track); 2839 } 2840 } 2841 2842 softc->flags |= CD_FLAG_VALID_TOC; 2843 2844 /* If the first track is audio, correct sector size. */ 2845 if ((softc->toc.entries[0].control & 4) == 0) { 2846 softc->disk->d_sectorsize = softc->params.blksize = 2352; 2847 softc->disk->d_mediasize = 2848 (off_t)softc->params.blksize * softc->params.disksize; 2849 } 2850 2851 bailout: 2852 2853 /* 2854 * We unconditionally (re)set the blocksize each time the 2855 * CD device is opened. This is because the CD can change, 2856 * and therefore the blocksize might change. 2857 * XXX problems here if some slice or partition is still 2858 * open with the old size? 2859 */ 2860 if ((softc->disk->d_devstat->flags & DEVSTAT_BS_UNAVAILABLE) != 0) 2861 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 2862 softc->disk->d_devstat->block_size = softc->params.blksize; 2863 2864 return (error); 2865 } 2866 2867 static int 2868 cdsize(struct cam_periph *periph, u_int32_t *size) 2869 { 2870 struct cd_softc *softc; 2871 union ccb *ccb; 2872 struct scsi_read_capacity_data *rcap_buf; 2873 int error; 2874 2875 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdsize\n")); 2876 2877 softc = (struct cd_softc *)periph->softc; 2878 2879 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2880 2881 /* XXX Should be M_WAITOK */ 2882 rcap_buf = malloc(sizeof(struct scsi_read_capacity_data), 2883 M_SCSICD, M_NOWAIT | M_ZERO); 2884 if (rcap_buf == NULL) 2885 return (ENOMEM); 2886 2887 scsi_read_capacity(&ccb->csio, 2888 /*retries*/ cd_retry_count, 2889 /*cbfcnp*/NULL, 2890 MSG_SIMPLE_Q_TAG, 2891 rcap_buf, 2892 SSD_FULL_SIZE, 2893 /* timeout */20000); 2894 2895 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 2896 /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT); 2897 2898 xpt_release_ccb(ccb); 2899 2900 softc->params.disksize = scsi_4btoul(rcap_buf->addr) + 1; 2901 softc->params.blksize = scsi_4btoul(rcap_buf->length); 2902 /* Make sure we got at least some block size. */ 2903 if (error == 0 && softc->params.blksize == 0) 2904 error = EIO; 2905 /* 2906 * SCSI-3 mandates that the reported blocksize shall be 2048. 2907 * Older drives sometimes report funny values, trim it down to 2908 * 2048, or other parts of the kernel will get confused. 2909 * 2910 * XXX we leave drives alone that might report 512 bytes, as 2911 * well as drives reporting more weird sizes like perhaps 4K. 2912 */ 2913 if (softc->params.blksize > 2048 && softc->params.blksize <= 2352) 2914 softc->params.blksize = 2048; 2915 2916 free(rcap_buf, M_SCSICD); 2917 *size = softc->params.disksize; 2918 2919 return (error); 2920 2921 } 2922 #endif 2923 2924 static int 2925 cd6byteworkaround(union ccb *ccb) 2926 { 2927 u_int8_t *cdb; 2928 struct cam_periph *periph; 2929 struct cd_softc *softc; 2930 struct cd_mode_params *params; 2931 int frozen, found; 2932 2933 periph = xpt_path_periph(ccb->ccb_h.path); 2934 softc = (struct cd_softc *)periph->softc; 2935 2936 cdb = ccb->csio.cdb_io.cdb_bytes; 2937 2938 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) 2939 || ((cdb[0] != MODE_SENSE_6) 2940 && (cdb[0] != MODE_SELECT_6))) 2941 return (0); 2942 2943 /* 2944 * Because there is no convenient place to stash the overall 2945 * cd_mode_params structure pointer, we have to grab it like this. 2946 * This means that ALL MODE_SENSE and MODE_SELECT requests in the 2947 * cd(4) driver MUST go through cdgetmode() and cdsetmode()! 2948 * 2949 * XXX It would be nice if, at some point, we could increase the 2950 * number of available peripheral private pointers. Both pointers 2951 * are currently used in most every peripheral driver. 2952 */ 2953 found = 0; 2954 2955 STAILQ_FOREACH(params, &softc->mode_queue, links) { 2956 if (params->mode_buf == ccb->csio.data_ptr) { 2957 found = 1; 2958 break; 2959 } 2960 } 2961 2962 /* 2963 * This shouldn't happen. All mode sense and mode select 2964 * operations in the cd(4) driver MUST go through cdgetmode() and 2965 * cdsetmode()! 2966 */ 2967 if (found == 0) { 2968 xpt_print(periph->path, 2969 "mode buffer not found in mode queue!\n"); 2970 return (0); 2971 } 2972 2973 params->cdb_size = 10; 2974 softc->minimum_command_size = 10; 2975 xpt_print(ccb->ccb_h.path, 2976 "%s(6) failed, increasing minimum CDB size to 10 bytes\n", 2977 (cdb[0] == MODE_SENSE_6) ? "MODE_SENSE" : "MODE_SELECT"); 2978 2979 if (cdb[0] == MODE_SENSE_6) { 2980 struct scsi_mode_sense_10 ms10; 2981 struct scsi_mode_sense_6 *ms6; 2982 int len; 2983 2984 ms6 = (struct scsi_mode_sense_6 *)cdb; 2985 2986 bzero(&ms10, sizeof(ms10)); 2987 ms10.opcode = MODE_SENSE_10; 2988 ms10.byte2 = ms6->byte2; 2989 ms10.page = ms6->page; 2990 2991 /* 2992 * 10 byte mode header, block descriptor, 2993 * sizeof(union cd_pages) 2994 */ 2995 len = sizeof(struct cd_mode_data_10); 2996 ccb->csio.dxfer_len = len; 2997 2998 scsi_ulto2b(len, ms10.length); 2999 ms10.control = ms6->control; 3000 bcopy(&ms10, cdb, 10); 3001 ccb->csio.cdb_len = 10; 3002 } else { 3003 struct scsi_mode_select_10 ms10; 3004 struct scsi_mode_select_6 *ms6; 3005 struct scsi_mode_header_6 *header6; 3006 struct scsi_mode_header_10 *header10; 3007 struct scsi_mode_page_header *page_header; 3008 int blk_desc_len, page_num, page_size, len; 3009 3010 ms6 = (struct scsi_mode_select_6 *)cdb; 3011 3012 bzero(&ms10, sizeof(ms10)); 3013 ms10.opcode = MODE_SELECT_10; 3014 ms10.byte2 = ms6->byte2; 3015 3016 header6 = (struct scsi_mode_header_6 *)params->mode_buf; 3017 header10 = (struct scsi_mode_header_10 *)params->mode_buf; 3018 3019 page_header = find_mode_page_6(header6); 3020 page_num = page_header->page_code; 3021 3022 blk_desc_len = header6->blk_desc_len; 3023 3024 page_size = cdgetpagesize(page_num); 3025 3026 if (page_size != (page_header->page_length + 3027 sizeof(*page_header))) 3028 page_size = page_header->page_length + 3029 sizeof(*page_header); 3030 3031 len = sizeof(*header10) + blk_desc_len + page_size; 3032 3033 len = min(params->alloc_len, len); 3034 3035 /* 3036 * Since the 6 byte parameter header is shorter than the 10 3037 * byte parameter header, we need to copy the actual mode 3038 * page data, and the block descriptor, if any, so things wind 3039 * up in the right place. The regions will overlap, but 3040 * bcopy() does the right thing. 3041 */ 3042 bcopy(params->mode_buf + sizeof(*header6), 3043 params->mode_buf + sizeof(*header10), 3044 len - sizeof(*header10)); 3045 3046 /* Make sure these fields are set correctly. */ 3047 scsi_ulto2b(0, header10->data_length); 3048 header10->medium_type = 0; 3049 scsi_ulto2b(blk_desc_len, header10->blk_desc_len); 3050 3051 ccb->csio.dxfer_len = len; 3052 3053 scsi_ulto2b(len, ms10.length); 3054 ms10.control = ms6->control; 3055 bcopy(&ms10, cdb, 10); 3056 ccb->csio.cdb_len = 10; 3057 } 3058 3059 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 3060 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3061 xpt_action(ccb); 3062 if (frozen) { 3063 cam_release_devq(ccb->ccb_h.path, 3064 /*relsim_flags*/0, 3065 /*openings*/0, 3066 /*timeout*/0, 3067 /*getcount_only*/0); 3068 } 3069 3070 return (ERESTART); 3071 } 3072 3073 static int 3074 cderror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3075 { 3076 struct cd_softc *softc; 3077 struct cam_periph *periph; 3078 int error, error_code, sense_key, asc, ascq; 3079 3080 periph = xpt_path_periph(ccb->ccb_h.path); 3081 softc = (struct cd_softc *)periph->softc; 3082 3083 cam_periph_assert(periph, MA_OWNED); 3084 3085 /* 3086 * We use a status of CAM_REQ_INVALID as shorthand -- if a 6 byte 3087 * CDB comes back with this particular error, try transforming it 3088 * into the 10 byte version. 3089 */ 3090 error = 0; 3091 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3092 error = cd6byteworkaround(ccb); 3093 } else if (scsi_extract_sense_ccb(ccb, 3094 &error_code, &sense_key, &asc, &ascq)) { 3095 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3096 error = cd6byteworkaround(ccb); 3097 else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3098 asc == 0x28 && ascq == 0x00) 3099 disk_media_changed(softc->disk, M_NOWAIT); 3100 else if (sense_key == SSD_KEY_NOT_READY && 3101 asc == 0x3a && (softc->flags & CD_FLAG_SAW_MEDIA)) { 3102 softc->flags &= ~CD_FLAG_SAW_MEDIA; 3103 disk_media_gone(softc->disk, M_NOWAIT); 3104 } 3105 } 3106 3107 if (error == ERESTART) 3108 return (error); 3109 3110 /* 3111 * XXX 3112 * Until we have a better way of doing pack validation, 3113 * don't treat UAs as errors. 3114 */ 3115 sense_flags |= SF_RETRY_UA; 3116 3117 if (softc->quirks & CD_Q_RETRY_BUSY) 3118 sense_flags |= SF_RETRY_BUSY; 3119 return (cam_periph_error(ccb, cam_flags, sense_flags)); 3120 } 3121 3122 static void 3123 cdmediapoll(void *arg) 3124 { 3125 struct cam_periph *periph = arg; 3126 struct cd_softc *softc = periph->softc; 3127 3128 if (softc->state == CD_STATE_NORMAL && !softc->tur && 3129 softc->outstanding_cmds == 0) { 3130 if (cam_periph_acquire(periph) == 0) { 3131 softc->tur = 1; 3132 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 3133 } 3134 } 3135 3136 /* Queue us up again */ 3137 if (cd_poll_period != 0) { 3138 callout_schedule_sbt(&softc->mediapoll_c, 3139 cd_poll_period * SBT_1S, 0, C_PREL(1)); 3140 } 3141 } 3142 3143 /* 3144 * Read table of contents 3145 */ 3146 static int 3147 cdreadtoc(struct cam_periph *periph, u_int32_t mode, u_int32_t start, 3148 u_int8_t *data, u_int32_t len, u_int32_t sense_flags) 3149 { 3150 struct ccb_scsiio *csio; 3151 union ccb *ccb; 3152 int error; 3153 3154 error = 0; 3155 3156 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3157 3158 csio = &ccb->csio; 3159 3160 scsi_read_toc(csio, 3161 /* retries */ cd_retry_count, 3162 /* cbfcnp */ NULL, 3163 /* tag_action */ MSG_SIMPLE_Q_TAG, 3164 /* byte1_flags */ (mode == CD_MSF_FORMAT) ? CD_MSF : 0, 3165 /* format */ SRTOC_FORMAT_TOC, 3166 /* track*/ start, 3167 /* data_ptr */ data, 3168 /* dxfer_len */ len, 3169 /* sense_len */ SSD_FULL_SIZE, 3170 /* timeout */ 50000); 3171 3172 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3173 /*sense_flags*/SF_RETRY_UA | sense_flags); 3174 3175 xpt_release_ccb(ccb); 3176 3177 return(error); 3178 } 3179 3180 static int 3181 cdreadsubchannel(struct cam_periph *periph, u_int32_t mode, 3182 u_int32_t format, int track, 3183 struct cd_sub_channel_info *data, u_int32_t len) 3184 { 3185 struct scsi_read_subchannel *scsi_cmd; 3186 struct ccb_scsiio *csio; 3187 union ccb *ccb; 3188 int error; 3189 3190 error = 0; 3191 3192 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3193 3194 csio = &ccb->csio; 3195 3196 cam_fill_csio(csio, 3197 /* retries */ cd_retry_count, 3198 /* cbfcnp */ NULL, 3199 /* flags */ CAM_DIR_IN, 3200 /* tag_action */ MSG_SIMPLE_Q_TAG, 3201 /* data_ptr */ (u_int8_t *)data, 3202 /* dxfer_len */ len, 3203 /* sense_len */ SSD_FULL_SIZE, 3204 sizeof(struct scsi_read_subchannel), 3205 /* timeout */ 50000); 3206 3207 scsi_cmd = (struct scsi_read_subchannel *)&csio->cdb_io.cdb_bytes; 3208 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3209 3210 scsi_cmd->op_code = READ_SUBCHANNEL; 3211 if (mode == CD_MSF_FORMAT) 3212 scsi_cmd->byte1 |= CD_MSF; 3213 scsi_cmd->byte2 = SRS_SUBQ; 3214 scsi_cmd->subchan_format = format; 3215 scsi_cmd->track = track; 3216 scsi_ulto2b(len, (u_int8_t *)scsi_cmd->data_len); 3217 scsi_cmd->control = 0; 3218 3219 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3220 /*sense_flags*/SF_RETRY_UA); 3221 3222 xpt_release_ccb(ccb); 3223 3224 return(error); 3225 } 3226 3227 /* 3228 * All MODE_SENSE requests in the cd(4) driver MUST go through this 3229 * routine. See comments in cd6byteworkaround() for details. 3230 */ 3231 static int 3232 cdgetmode(struct cam_periph *periph, struct cd_mode_params *data, 3233 u_int32_t page) 3234 { 3235 struct ccb_scsiio *csio; 3236 struct cd_softc *softc; 3237 union ccb *ccb; 3238 int param_len; 3239 int error; 3240 3241 softc = (struct cd_softc *)periph->softc; 3242 3243 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3244 3245 csio = &ccb->csio; 3246 3247 data->cdb_size = softc->minimum_command_size; 3248 if (data->cdb_size < 10) 3249 param_len = sizeof(struct cd_mode_data); 3250 else 3251 param_len = sizeof(struct cd_mode_data_10); 3252 3253 /* Don't say we've got more room than we actually allocated */ 3254 param_len = min(param_len, data->alloc_len); 3255 3256 scsi_mode_sense_len(csio, 3257 /* retries */ cd_retry_count, 3258 /* cbfcnp */ NULL, 3259 /* tag_action */ MSG_SIMPLE_Q_TAG, 3260 /* dbd */ 0, 3261 /* page_code */ SMS_PAGE_CTRL_CURRENT, 3262 /* page */ page, 3263 /* param_buf */ data->mode_buf, 3264 /* param_len */ param_len, 3265 /* minimum_cmd_size */ softc->minimum_command_size, 3266 /* sense_len */ SSD_FULL_SIZE, 3267 /* timeout */ 50000); 3268 3269 /* 3270 * It would be nice not to have to do this, but there's no 3271 * available pointer in the CCB that would allow us to stuff the 3272 * mode params structure in there and retrieve it in 3273 * cd6byteworkaround(), so we can set the cdb size. The cdb size 3274 * lets the caller know what CDB size we ended up using, so they 3275 * can find the actual mode page offset. 3276 */ 3277 STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3278 3279 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3280 /*sense_flags*/SF_RETRY_UA); 3281 3282 xpt_release_ccb(ccb); 3283 3284 STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3285 3286 /* 3287 * This is a bit of belt-and-suspenders checking, but if we run 3288 * into a situation where the target sends back multiple block 3289 * descriptors, we might not have enough space in the buffer to 3290 * see the whole mode page. Better to return an error than 3291 * potentially access memory beyond our malloced region. 3292 */ 3293 if (error == 0) { 3294 u_int32_t data_len; 3295 3296 if (data->cdb_size == 10) { 3297 struct scsi_mode_header_10 *hdr10; 3298 3299 hdr10 = (struct scsi_mode_header_10 *)data->mode_buf; 3300 data_len = scsi_2btoul(hdr10->data_length); 3301 data_len += sizeof(hdr10->data_length); 3302 } else { 3303 struct scsi_mode_header_6 *hdr6; 3304 3305 hdr6 = (struct scsi_mode_header_6 *)data->mode_buf; 3306 data_len = hdr6->data_length; 3307 data_len += sizeof(hdr6->data_length); 3308 } 3309 3310 /* 3311 * Complain if there is more mode data available than we 3312 * allocated space for. This could potentially happen if 3313 * we miscalculated the page length for some reason, if the 3314 * drive returns multiple block descriptors, or if it sets 3315 * the data length incorrectly. 3316 */ 3317 if (data_len > data->alloc_len) { 3318 xpt_print(periph->path, "allocated modepage %d length " 3319 "%d < returned length %d\n", page, data->alloc_len, 3320 data_len); 3321 error = ENOSPC; 3322 } 3323 } 3324 return (error); 3325 } 3326 3327 /* 3328 * All MODE_SELECT requests in the cd(4) driver MUST go through this 3329 * routine. See comments in cd6byteworkaround() for details. 3330 */ 3331 static int 3332 cdsetmode(struct cam_periph *periph, struct cd_mode_params *data) 3333 { 3334 struct ccb_scsiio *csio; 3335 struct cd_softc *softc; 3336 union ccb *ccb; 3337 int cdb_size, param_len; 3338 int error; 3339 3340 softc = (struct cd_softc *)periph->softc; 3341 3342 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3343 3344 csio = &ccb->csio; 3345 3346 error = 0; 3347 3348 /* 3349 * If the data is formatted for the 10 byte version of the mode 3350 * select parameter list, we need to use the 10 byte CDB. 3351 * Otherwise, we use whatever the stored minimum command size. 3352 */ 3353 if (data->cdb_size == 10) 3354 cdb_size = data->cdb_size; 3355 else 3356 cdb_size = softc->minimum_command_size; 3357 3358 if (cdb_size >= 10) { 3359 struct scsi_mode_header_10 *mode_header; 3360 u_int32_t data_len; 3361 3362 mode_header = (struct scsi_mode_header_10 *)data->mode_buf; 3363 3364 data_len = scsi_2btoul(mode_header->data_length); 3365 3366 scsi_ulto2b(0, mode_header->data_length); 3367 /* 3368 * SONY drives do not allow a mode select with a medium_type 3369 * value that has just been returned by a mode sense; use a 3370 * medium_type of 0 (Default) instead. 3371 */ 3372 mode_header->medium_type = 0; 3373 3374 /* 3375 * Pass back whatever the drive passed to us, plus the size 3376 * of the data length field. 3377 */ 3378 param_len = data_len + sizeof(mode_header->data_length); 3379 3380 } else { 3381 struct scsi_mode_header_6 *mode_header; 3382 3383 mode_header = (struct scsi_mode_header_6 *)data->mode_buf; 3384 3385 param_len = mode_header->data_length + 1; 3386 3387 mode_header->data_length = 0; 3388 /* 3389 * SONY drives do not allow a mode select with a medium_type 3390 * value that has just been returned by a mode sense; use a 3391 * medium_type of 0 (Default) instead. 3392 */ 3393 mode_header->medium_type = 0; 3394 } 3395 3396 /* Don't say we've got more room than we actually allocated */ 3397 param_len = min(param_len, data->alloc_len); 3398 3399 scsi_mode_select_len(csio, 3400 /* retries */ cd_retry_count, 3401 /* cbfcnp */ NULL, 3402 /* tag_action */ MSG_SIMPLE_Q_TAG, 3403 /* scsi_page_fmt */ 1, 3404 /* save_pages */ 0, 3405 /* param_buf */ data->mode_buf, 3406 /* param_len */ param_len, 3407 /* minimum_cmd_size */ cdb_size, 3408 /* sense_len */ SSD_FULL_SIZE, 3409 /* timeout */ 50000); 3410 3411 /* See comments in cdgetmode() and cd6byteworkaround(). */ 3412 STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3413 3414 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3415 /*sense_flags*/SF_RETRY_UA); 3416 3417 xpt_release_ccb(ccb); 3418 3419 STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3420 3421 return (error); 3422 } 3423 3424 static int 3425 cdplay(struct cam_periph *periph, u_int32_t blk, u_int32_t len) 3426 { 3427 struct ccb_scsiio *csio; 3428 union ccb *ccb; 3429 int error; 3430 u_int8_t cdb_len; 3431 3432 error = 0; 3433 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3434 csio = &ccb->csio; 3435 /* 3436 * Use the smallest possible command to perform the operation. 3437 */ 3438 if ((len & 0xffff0000) == 0) { 3439 /* 3440 * We can fit in a 10 byte cdb. 3441 */ 3442 struct scsi_play_10 *scsi_cmd; 3443 3444 scsi_cmd = (struct scsi_play_10 *)&csio->cdb_io.cdb_bytes; 3445 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3446 scsi_cmd->op_code = PLAY_10; 3447 scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); 3448 scsi_ulto2b(len, (u_int8_t *)scsi_cmd->xfer_len); 3449 cdb_len = sizeof(*scsi_cmd); 3450 } else { 3451 struct scsi_play_12 *scsi_cmd; 3452 3453 scsi_cmd = (struct scsi_play_12 *)&csio->cdb_io.cdb_bytes; 3454 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3455 scsi_cmd->op_code = PLAY_12; 3456 scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); 3457 scsi_ulto4b(len, (u_int8_t *)scsi_cmd->xfer_len); 3458 cdb_len = sizeof(*scsi_cmd); 3459 } 3460 cam_fill_csio(csio, 3461 /*retries*/ cd_retry_count, 3462 /*cbfcnp*/NULL, 3463 /*flags*/CAM_DIR_NONE, 3464 MSG_SIMPLE_Q_TAG, 3465 /*dataptr*/NULL, 3466 /*datalen*/0, 3467 /*sense_len*/SSD_FULL_SIZE, 3468 cdb_len, 3469 /*timeout*/50 * 1000); 3470 3471 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3472 /*sense_flags*/SF_RETRY_UA); 3473 3474 xpt_release_ccb(ccb); 3475 3476 return(error); 3477 } 3478 3479 static int 3480 cdplaymsf(struct cam_periph *periph, u_int32_t startm, u_int32_t starts, 3481 u_int32_t startf, u_int32_t endm, u_int32_t ends, u_int32_t endf) 3482 { 3483 struct scsi_play_msf *scsi_cmd; 3484 struct ccb_scsiio *csio; 3485 union ccb *ccb; 3486 int error; 3487 3488 error = 0; 3489 3490 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3491 3492 csio = &ccb->csio; 3493 3494 cam_fill_csio(csio, 3495 /* retries */ cd_retry_count, 3496 /* cbfcnp */ NULL, 3497 /* flags */ CAM_DIR_NONE, 3498 /* tag_action */ MSG_SIMPLE_Q_TAG, 3499 /* data_ptr */ NULL, 3500 /* dxfer_len */ 0, 3501 /* sense_len */ SSD_FULL_SIZE, 3502 sizeof(struct scsi_play_msf), 3503 /* timeout */ 50000); 3504 3505 scsi_cmd = (struct scsi_play_msf *)&csio->cdb_io.cdb_bytes; 3506 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3507 3508 scsi_cmd->op_code = PLAY_MSF; 3509 scsi_cmd->start_m = startm; 3510 scsi_cmd->start_s = starts; 3511 scsi_cmd->start_f = startf; 3512 scsi_cmd->end_m = endm; 3513 scsi_cmd->end_s = ends; 3514 scsi_cmd->end_f = endf; 3515 3516 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3517 /*sense_flags*/SF_RETRY_UA); 3518 3519 xpt_release_ccb(ccb); 3520 3521 return(error); 3522 } 3523 3524 static int 3525 cdplaytracks(struct cam_periph *periph, u_int32_t strack, u_int32_t sindex, 3526 u_int32_t etrack, u_int32_t eindex) 3527 { 3528 struct scsi_play_track *scsi_cmd; 3529 struct ccb_scsiio *csio; 3530 union ccb *ccb; 3531 int error; 3532 3533 error = 0; 3534 3535 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3536 3537 csio = &ccb->csio; 3538 3539 cam_fill_csio(csio, 3540 /* retries */ cd_retry_count, 3541 /* cbfcnp */ NULL, 3542 /* flags */ CAM_DIR_NONE, 3543 /* tag_action */ MSG_SIMPLE_Q_TAG, 3544 /* data_ptr */ NULL, 3545 /* dxfer_len */ 0, 3546 /* sense_len */ SSD_FULL_SIZE, 3547 sizeof(struct scsi_play_track), 3548 /* timeout */ 50000); 3549 3550 scsi_cmd = (struct scsi_play_track *)&csio->cdb_io.cdb_bytes; 3551 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3552 3553 scsi_cmd->op_code = PLAY_TRACK; 3554 scsi_cmd->start_track = strack; 3555 scsi_cmd->start_index = sindex; 3556 scsi_cmd->end_track = etrack; 3557 scsi_cmd->end_index = eindex; 3558 3559 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3560 /*sense_flags*/SF_RETRY_UA); 3561 3562 xpt_release_ccb(ccb); 3563 3564 return(error); 3565 } 3566 3567 static int 3568 cdpause(struct cam_periph *periph, u_int32_t go) 3569 { 3570 struct scsi_pause *scsi_cmd; 3571 struct ccb_scsiio *csio; 3572 union ccb *ccb; 3573 int error; 3574 3575 error = 0; 3576 3577 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3578 3579 csio = &ccb->csio; 3580 3581 cam_fill_csio(csio, 3582 /* retries */ cd_retry_count, 3583 /* cbfcnp */ NULL, 3584 /* flags */ CAM_DIR_NONE, 3585 /* tag_action */ MSG_SIMPLE_Q_TAG, 3586 /* data_ptr */ NULL, 3587 /* dxfer_len */ 0, 3588 /* sense_len */ SSD_FULL_SIZE, 3589 sizeof(struct scsi_pause), 3590 /* timeout */ 50000); 3591 3592 scsi_cmd = (struct scsi_pause *)&csio->cdb_io.cdb_bytes; 3593 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3594 3595 scsi_cmd->op_code = PAUSE; 3596 scsi_cmd->resume = go; 3597 3598 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3599 /*sense_flags*/SF_RETRY_UA); 3600 3601 xpt_release_ccb(ccb); 3602 3603 return(error); 3604 } 3605 3606 static int 3607 cdstartunit(struct cam_periph *periph, int load) 3608 { 3609 union ccb *ccb; 3610 int error; 3611 3612 error = 0; 3613 3614 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3615 3616 scsi_start_stop(&ccb->csio, 3617 /* retries */ cd_retry_count, 3618 /* cbfcnp */ NULL, 3619 /* tag_action */ MSG_SIMPLE_Q_TAG, 3620 /* start */ TRUE, 3621 /* load_eject */ load, 3622 /* immediate */ FALSE, 3623 /* sense_len */ SSD_FULL_SIZE, 3624 /* timeout */ 50000); 3625 3626 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3627 /*sense_flags*/SF_RETRY_UA); 3628 3629 xpt_release_ccb(ccb); 3630 3631 return(error); 3632 } 3633 3634 static int 3635 cdstopunit(struct cam_periph *periph, u_int32_t eject) 3636 { 3637 union ccb *ccb; 3638 int error; 3639 3640 error = 0; 3641 3642 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3643 3644 scsi_start_stop(&ccb->csio, 3645 /* retries */ cd_retry_count, 3646 /* cbfcnp */ NULL, 3647 /* tag_action */ MSG_SIMPLE_Q_TAG, 3648 /* start */ FALSE, 3649 /* load_eject */ eject, 3650 /* immediate */ FALSE, 3651 /* sense_len */ SSD_FULL_SIZE, 3652 /* timeout */ 50000); 3653 3654 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3655 /*sense_flags*/SF_RETRY_UA); 3656 3657 xpt_release_ccb(ccb); 3658 3659 return(error); 3660 } 3661 3662 static int 3663 cdsetspeed(struct cam_periph *periph, u_int32_t rdspeed, u_int32_t wrspeed) 3664 { 3665 struct scsi_set_speed *scsi_cmd; 3666 struct ccb_scsiio *csio; 3667 union ccb *ccb; 3668 int error; 3669 3670 error = 0; 3671 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3672 csio = &ccb->csio; 3673 3674 /* Preserve old behavior: units in multiples of CDROM speed */ 3675 if (rdspeed < 177) 3676 rdspeed *= 177; 3677 if (wrspeed < 177) 3678 wrspeed *= 177; 3679 3680 cam_fill_csio(csio, 3681 /* retries */ cd_retry_count, 3682 /* cbfcnp */ NULL, 3683 /* flags */ CAM_DIR_NONE, 3684 /* tag_action */ MSG_SIMPLE_Q_TAG, 3685 /* data_ptr */ NULL, 3686 /* dxfer_len */ 0, 3687 /* sense_len */ SSD_FULL_SIZE, 3688 sizeof(struct scsi_set_speed), 3689 /* timeout */ 50000); 3690 3691 scsi_cmd = (struct scsi_set_speed *)&csio->cdb_io.cdb_bytes; 3692 bzero(scsi_cmd, sizeof(*scsi_cmd)); 3693 3694 scsi_cmd->opcode = SET_CD_SPEED; 3695 scsi_ulto2b(rdspeed, scsi_cmd->readspeed); 3696 scsi_ulto2b(wrspeed, scsi_cmd->writespeed); 3697 3698 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3699 /*sense_flags*/SF_RETRY_UA); 3700 3701 xpt_release_ccb(ccb); 3702 3703 return(error); 3704 } 3705 3706 static int 3707 cdreportkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 3708 { 3709 union ccb *ccb; 3710 u_int8_t *databuf; 3711 u_int32_t lba; 3712 int error; 3713 int length; 3714 3715 error = 0; 3716 databuf = NULL; 3717 lba = 0; 3718 3719 switch (authinfo->format) { 3720 case DVD_REPORT_AGID: 3721 length = sizeof(struct scsi_report_key_data_agid); 3722 break; 3723 case DVD_REPORT_CHALLENGE: 3724 length = sizeof(struct scsi_report_key_data_challenge); 3725 break; 3726 case DVD_REPORT_KEY1: 3727 length = sizeof(struct scsi_report_key_data_key1_key2); 3728 break; 3729 case DVD_REPORT_TITLE_KEY: 3730 length = sizeof(struct scsi_report_key_data_title); 3731 /* The lba field is only set for the title key */ 3732 lba = authinfo->lba; 3733 break; 3734 case DVD_REPORT_ASF: 3735 length = sizeof(struct scsi_report_key_data_asf); 3736 break; 3737 case DVD_REPORT_RPC: 3738 length = sizeof(struct scsi_report_key_data_rpc); 3739 break; 3740 case DVD_INVALIDATE_AGID: 3741 length = 0; 3742 break; 3743 default: 3744 return (EINVAL); 3745 } 3746 3747 if (length != 0) { 3748 databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3749 } else 3750 databuf = NULL; 3751 3752 cam_periph_lock(periph); 3753 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3754 3755 scsi_report_key(&ccb->csio, 3756 /* retries */ cd_retry_count, 3757 /* cbfcnp */ NULL, 3758 /* tag_action */ MSG_SIMPLE_Q_TAG, 3759 /* lba */ lba, 3760 /* agid */ authinfo->agid, 3761 /* key_format */ authinfo->format, 3762 /* data_ptr */ databuf, 3763 /* dxfer_len */ length, 3764 /* sense_len */ SSD_FULL_SIZE, 3765 /* timeout */ 50000); 3766 3767 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3768 /*sense_flags*/SF_RETRY_UA); 3769 3770 if (error != 0) 3771 goto bailout; 3772 3773 if (ccb->csio.resid != 0) { 3774 xpt_print(periph->path, "warning, residual for report key " 3775 "command is %d\n", ccb->csio.resid); 3776 } 3777 3778 switch(authinfo->format) { 3779 case DVD_REPORT_AGID: { 3780 struct scsi_report_key_data_agid *agid_data; 3781 3782 agid_data = (struct scsi_report_key_data_agid *)databuf; 3783 3784 authinfo->agid = (agid_data->agid & RKD_AGID_MASK) >> 3785 RKD_AGID_SHIFT; 3786 break; 3787 } 3788 case DVD_REPORT_CHALLENGE: { 3789 struct scsi_report_key_data_challenge *chal_data; 3790 3791 chal_data = (struct scsi_report_key_data_challenge *)databuf; 3792 3793 bcopy(chal_data->challenge_key, authinfo->keychal, 3794 min(sizeof(chal_data->challenge_key), 3795 sizeof(authinfo->keychal))); 3796 break; 3797 } 3798 case DVD_REPORT_KEY1: { 3799 struct scsi_report_key_data_key1_key2 *key1_data; 3800 3801 key1_data = (struct scsi_report_key_data_key1_key2 *)databuf; 3802 3803 bcopy(key1_data->key1, authinfo->keychal, 3804 min(sizeof(key1_data->key1), sizeof(authinfo->keychal))); 3805 break; 3806 } 3807 case DVD_REPORT_TITLE_KEY: { 3808 struct scsi_report_key_data_title *title_data; 3809 3810 title_data = (struct scsi_report_key_data_title *)databuf; 3811 3812 authinfo->cpm = (title_data->byte0 & RKD_TITLE_CPM) >> 3813 RKD_TITLE_CPM_SHIFT; 3814 authinfo->cp_sec = (title_data->byte0 & RKD_TITLE_CP_SEC) >> 3815 RKD_TITLE_CP_SEC_SHIFT; 3816 authinfo->cgms = (title_data->byte0 & RKD_TITLE_CMGS_MASK) >> 3817 RKD_TITLE_CMGS_SHIFT; 3818 bcopy(title_data->title_key, authinfo->keychal, 3819 min(sizeof(title_data->title_key), 3820 sizeof(authinfo->keychal))); 3821 break; 3822 } 3823 case DVD_REPORT_ASF: { 3824 struct scsi_report_key_data_asf *asf_data; 3825 3826 asf_data = (struct scsi_report_key_data_asf *)databuf; 3827 3828 authinfo->asf = asf_data->success & RKD_ASF_SUCCESS; 3829 break; 3830 } 3831 case DVD_REPORT_RPC: { 3832 struct scsi_report_key_data_rpc *rpc_data; 3833 3834 rpc_data = (struct scsi_report_key_data_rpc *)databuf; 3835 3836 authinfo->reg_type = (rpc_data->byte4 & RKD_RPC_TYPE_MASK) >> 3837 RKD_RPC_TYPE_SHIFT; 3838 authinfo->vend_rsts = 3839 (rpc_data->byte4 & RKD_RPC_VENDOR_RESET_MASK) >> 3840 RKD_RPC_VENDOR_RESET_SHIFT; 3841 authinfo->user_rsts = rpc_data->byte4 & RKD_RPC_USER_RESET_MASK; 3842 authinfo->region = rpc_data->region_mask; 3843 authinfo->rpc_scheme = rpc_data->rpc_scheme1; 3844 break; 3845 } 3846 case DVD_INVALIDATE_AGID: 3847 break; 3848 default: 3849 /* This should be impossible, since we checked above */ 3850 error = EINVAL; 3851 goto bailout; 3852 break; /* NOTREACHED */ 3853 } 3854 3855 bailout: 3856 xpt_release_ccb(ccb); 3857 cam_periph_unlock(periph); 3858 3859 if (databuf != NULL) 3860 free(databuf, M_DEVBUF); 3861 3862 return(error); 3863 } 3864 3865 static int 3866 cdsendkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 3867 { 3868 union ccb *ccb; 3869 u_int8_t *databuf; 3870 int length; 3871 int error; 3872 3873 error = 0; 3874 databuf = NULL; 3875 3876 switch(authinfo->format) { 3877 case DVD_SEND_CHALLENGE: { 3878 struct scsi_report_key_data_challenge *challenge_data; 3879 3880 length = sizeof(*challenge_data); 3881 3882 challenge_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3883 3884 databuf = (u_int8_t *)challenge_data; 3885 3886 scsi_ulto2b(length - sizeof(challenge_data->data_len), 3887 challenge_data->data_len); 3888 3889 bcopy(authinfo->keychal, challenge_data->challenge_key, 3890 min(sizeof(authinfo->keychal), 3891 sizeof(challenge_data->challenge_key))); 3892 break; 3893 } 3894 case DVD_SEND_KEY2: { 3895 struct scsi_report_key_data_key1_key2 *key2_data; 3896 3897 length = sizeof(*key2_data); 3898 3899 key2_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3900 3901 databuf = (u_int8_t *)key2_data; 3902 3903 scsi_ulto2b(length - sizeof(key2_data->data_len), 3904 key2_data->data_len); 3905 3906 bcopy(authinfo->keychal, key2_data->key1, 3907 min(sizeof(authinfo->keychal), sizeof(key2_data->key1))); 3908 3909 break; 3910 } 3911 case DVD_SEND_RPC: { 3912 struct scsi_send_key_data_rpc *rpc_data; 3913 3914 length = sizeof(*rpc_data); 3915 3916 rpc_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3917 3918 databuf = (u_int8_t *)rpc_data; 3919 3920 scsi_ulto2b(length - sizeof(rpc_data->data_len), 3921 rpc_data->data_len); 3922 3923 rpc_data->region_code = authinfo->region; 3924 break; 3925 } 3926 default: 3927 return (EINVAL); 3928 } 3929 3930 cam_periph_lock(periph); 3931 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3932 3933 scsi_send_key(&ccb->csio, 3934 /* retries */ cd_retry_count, 3935 /* cbfcnp */ NULL, 3936 /* tag_action */ MSG_SIMPLE_Q_TAG, 3937 /* agid */ authinfo->agid, 3938 /* key_format */ authinfo->format, 3939 /* data_ptr */ databuf, 3940 /* dxfer_len */ length, 3941 /* sense_len */ SSD_FULL_SIZE, 3942 /* timeout */ 50000); 3943 3944 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3945 /*sense_flags*/SF_RETRY_UA); 3946 3947 xpt_release_ccb(ccb); 3948 cam_periph_unlock(periph); 3949 3950 if (databuf != NULL) 3951 free(databuf, M_DEVBUF); 3952 3953 return(error); 3954 } 3955 3956 static int 3957 cdreaddvdstructure(struct cam_periph *periph, struct dvd_struct *dvdstruct) 3958 { 3959 union ccb *ccb; 3960 u_int8_t *databuf; 3961 u_int32_t address; 3962 int error; 3963 int length; 3964 3965 error = 0; 3966 databuf = NULL; 3967 /* The address is reserved for many of the formats */ 3968 address = 0; 3969 3970 switch(dvdstruct->format) { 3971 case DVD_STRUCT_PHYSICAL: 3972 length = sizeof(struct scsi_read_dvd_struct_data_physical); 3973 break; 3974 case DVD_STRUCT_COPYRIGHT: 3975 length = sizeof(struct scsi_read_dvd_struct_data_copyright); 3976 break; 3977 case DVD_STRUCT_DISCKEY: 3978 length = sizeof(struct scsi_read_dvd_struct_data_disc_key); 3979 break; 3980 case DVD_STRUCT_BCA: 3981 length = sizeof(struct scsi_read_dvd_struct_data_bca); 3982 break; 3983 case DVD_STRUCT_MANUFACT: 3984 length = sizeof(struct scsi_read_dvd_struct_data_manufacturer); 3985 break; 3986 case DVD_STRUCT_CMI: 3987 return (ENODEV); 3988 case DVD_STRUCT_PROTDISCID: 3989 length = sizeof(struct scsi_read_dvd_struct_data_prot_discid); 3990 break; 3991 case DVD_STRUCT_DISCKEYBLOCK: 3992 length = sizeof(struct scsi_read_dvd_struct_data_disc_key_blk); 3993 break; 3994 case DVD_STRUCT_DDS: 3995 length = sizeof(struct scsi_read_dvd_struct_data_dds); 3996 break; 3997 case DVD_STRUCT_MEDIUM_STAT: 3998 length = sizeof(struct scsi_read_dvd_struct_data_medium_status); 3999 break; 4000 case DVD_STRUCT_SPARE_AREA: 4001 length = sizeof(struct scsi_read_dvd_struct_data_spare_area); 4002 break; 4003 case DVD_STRUCT_RMD_LAST: 4004 return (ENODEV); 4005 case DVD_STRUCT_RMD_RMA: 4006 return (ENODEV); 4007 case DVD_STRUCT_PRERECORDED: 4008 length = sizeof(struct scsi_read_dvd_struct_data_leadin); 4009 break; 4010 case DVD_STRUCT_UNIQUEID: 4011 length = sizeof(struct scsi_read_dvd_struct_data_disc_id); 4012 break; 4013 case DVD_STRUCT_DCB: 4014 return (ENODEV); 4015 case DVD_STRUCT_LIST: 4016 /* 4017 * This is the maximum allocation length for the READ DVD 4018 * STRUCTURE command. There's nothing in the MMC3 spec 4019 * that indicates a limit in the amount of data that can 4020 * be returned from this call, other than the limits 4021 * imposed by the 2-byte length variables. 4022 */ 4023 length = 65535; 4024 break; 4025 default: 4026 return (EINVAL); 4027 } 4028 4029 if (length != 0) { 4030 databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 4031 } else 4032 databuf = NULL; 4033 4034 cam_periph_lock(periph); 4035 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 4036 4037 scsi_read_dvd_structure(&ccb->csio, 4038 /* retries */ cd_retry_count, 4039 /* cbfcnp */ NULL, 4040 /* tag_action */ MSG_SIMPLE_Q_TAG, 4041 /* lba */ address, 4042 /* layer_number */ dvdstruct->layer_num, 4043 /* key_format */ dvdstruct->format, 4044 /* agid */ dvdstruct->agid, 4045 /* data_ptr */ databuf, 4046 /* dxfer_len */ length, 4047 /* sense_len */ SSD_FULL_SIZE, 4048 /* timeout */ 50000); 4049 4050 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 4051 /*sense_flags*/SF_RETRY_UA); 4052 4053 if (error != 0) 4054 goto bailout; 4055 4056 switch(dvdstruct->format) { 4057 case DVD_STRUCT_PHYSICAL: { 4058 struct scsi_read_dvd_struct_data_layer_desc *inlayer; 4059 struct dvd_layer *outlayer; 4060 struct scsi_read_dvd_struct_data_physical *phys_data; 4061 4062 phys_data = 4063 (struct scsi_read_dvd_struct_data_physical *)databuf; 4064 inlayer = &phys_data->layer_desc; 4065 outlayer = (struct dvd_layer *)&dvdstruct->data; 4066 4067 dvdstruct->length = sizeof(*inlayer); 4068 4069 outlayer->book_type = (inlayer->book_type_version & 4070 RDSD_BOOK_TYPE_MASK) >> RDSD_BOOK_TYPE_SHIFT; 4071 outlayer->book_version = (inlayer->book_type_version & 4072 RDSD_BOOK_VERSION_MASK); 4073 outlayer->disc_size = (inlayer->disc_size_max_rate & 4074 RDSD_DISC_SIZE_MASK) >> RDSD_DISC_SIZE_SHIFT; 4075 outlayer->max_rate = (inlayer->disc_size_max_rate & 4076 RDSD_MAX_RATE_MASK); 4077 outlayer->nlayers = (inlayer->layer_info & 4078 RDSD_NUM_LAYERS_MASK) >> RDSD_NUM_LAYERS_SHIFT; 4079 outlayer->track_path = (inlayer->layer_info & 4080 RDSD_TRACK_PATH_MASK) >> RDSD_TRACK_PATH_SHIFT; 4081 outlayer->layer_type = (inlayer->layer_info & 4082 RDSD_LAYER_TYPE_MASK); 4083 outlayer->linear_density = (inlayer->density & 4084 RDSD_LIN_DENSITY_MASK) >> RDSD_LIN_DENSITY_SHIFT; 4085 outlayer->track_density = (inlayer->density & 4086 RDSD_TRACK_DENSITY_MASK); 4087 outlayer->bca = (inlayer->bca & RDSD_BCA_MASK) >> 4088 RDSD_BCA_SHIFT; 4089 outlayer->start_sector = scsi_3btoul(inlayer->main_data_start); 4090 outlayer->end_sector = scsi_3btoul(inlayer->main_data_end); 4091 outlayer->end_sector_l0 = 4092 scsi_3btoul(inlayer->end_sector_layer0); 4093 break; 4094 } 4095 case DVD_STRUCT_COPYRIGHT: { 4096 struct scsi_read_dvd_struct_data_copyright *copy_data; 4097 4098 copy_data = (struct scsi_read_dvd_struct_data_copyright *) 4099 databuf; 4100 4101 dvdstruct->cpst = copy_data->cps_type; 4102 dvdstruct->rmi = copy_data->region_info; 4103 dvdstruct->length = 0; 4104 4105 break; 4106 } 4107 default: 4108 /* 4109 * Tell the user what the overall length is, no matter 4110 * what we can actually fit in the data buffer. 4111 */ 4112 dvdstruct->length = length - ccb->csio.resid - 4113 sizeof(struct scsi_read_dvd_struct_data_header); 4114 4115 /* 4116 * But only actually copy out the smaller of what we read 4117 * in or what the structure can take. 4118 */ 4119 bcopy(databuf + sizeof(struct scsi_read_dvd_struct_data_header), 4120 dvdstruct->data, 4121 min(sizeof(dvdstruct->data), dvdstruct->length)); 4122 break; 4123 } 4124 4125 bailout: 4126 xpt_release_ccb(ccb); 4127 cam_periph_unlock(periph); 4128 4129 if (databuf != NULL) 4130 free(databuf, M_DEVBUF); 4131 4132 return(error); 4133 } 4134 4135 void 4136 scsi_report_key(struct ccb_scsiio *csio, u_int32_t retries, 4137 void (*cbfcnp)(struct cam_periph *, union ccb *), 4138 u_int8_t tag_action, u_int32_t lba, u_int8_t agid, 4139 u_int8_t key_format, u_int8_t *data_ptr, u_int32_t dxfer_len, 4140 u_int8_t sense_len, u_int32_t timeout) 4141 { 4142 struct scsi_report_key *scsi_cmd; 4143 4144 scsi_cmd = (struct scsi_report_key *)&csio->cdb_io.cdb_bytes; 4145 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4146 scsi_cmd->opcode = REPORT_KEY; 4147 scsi_ulto4b(lba, scsi_cmd->lba); 4148 scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 4149 scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 4150 (key_format & RK_KF_KEYFORMAT_MASK); 4151 4152 cam_fill_csio(csio, 4153 retries, 4154 cbfcnp, 4155 /*flags*/ (dxfer_len == 0) ? CAM_DIR_NONE : CAM_DIR_IN, 4156 tag_action, 4157 /*data_ptr*/ data_ptr, 4158 /*dxfer_len*/ dxfer_len, 4159 sense_len, 4160 sizeof(*scsi_cmd), 4161 timeout); 4162 } 4163 4164 void 4165 scsi_send_key(struct ccb_scsiio *csio, u_int32_t retries, 4166 void (*cbfcnp)(struct cam_periph *, union ccb *), 4167 u_int8_t tag_action, u_int8_t agid, u_int8_t key_format, 4168 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 4169 u_int32_t timeout) 4170 { 4171 struct scsi_send_key *scsi_cmd; 4172 4173 scsi_cmd = (struct scsi_send_key *)&csio->cdb_io.cdb_bytes; 4174 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4175 scsi_cmd->opcode = SEND_KEY; 4176 4177 scsi_ulto2b(dxfer_len, scsi_cmd->param_len); 4178 scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 4179 (key_format & RK_KF_KEYFORMAT_MASK); 4180 4181 cam_fill_csio(csio, 4182 retries, 4183 cbfcnp, 4184 /*flags*/ CAM_DIR_OUT, 4185 tag_action, 4186 /*data_ptr*/ data_ptr, 4187 /*dxfer_len*/ dxfer_len, 4188 sense_len, 4189 sizeof(*scsi_cmd), 4190 timeout); 4191 } 4192 4193 void 4194 scsi_read_dvd_structure(struct ccb_scsiio *csio, u_int32_t retries, 4195 void (*cbfcnp)(struct cam_periph *, union ccb *), 4196 u_int8_t tag_action, u_int32_t address, 4197 u_int8_t layer_number, u_int8_t format, u_int8_t agid, 4198 u_int8_t *data_ptr, u_int32_t dxfer_len, 4199 u_int8_t sense_len, u_int32_t timeout) 4200 { 4201 struct scsi_read_dvd_structure *scsi_cmd; 4202 4203 scsi_cmd = (struct scsi_read_dvd_structure *)&csio->cdb_io.cdb_bytes; 4204 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4205 scsi_cmd->opcode = READ_DVD_STRUCTURE; 4206 4207 scsi_ulto4b(address, scsi_cmd->address); 4208 scsi_cmd->layer_number = layer_number; 4209 scsi_cmd->format = format; 4210 scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 4211 /* The AGID is the top two bits of this byte */ 4212 scsi_cmd->agid = agid << 6; 4213 4214 cam_fill_csio(csio, 4215 retries, 4216 cbfcnp, 4217 /*flags*/ CAM_DIR_IN, 4218 tag_action, 4219 /*data_ptr*/ data_ptr, 4220 /*dxfer_len*/ dxfer_len, 4221 sense_len, 4222 sizeof(*scsi_cmd), 4223 timeout); 4224 } 4225 4226 void 4227 scsi_read_toc(struct ccb_scsiio *csio, uint32_t retries, 4228 void (*cbfcnp)(struct cam_periph *, union ccb *), 4229 uint8_t tag_action, uint8_t byte1_flags, uint8_t format, 4230 uint8_t track, uint8_t *data_ptr, uint32_t dxfer_len, 4231 int sense_len, int timeout) 4232 { 4233 struct scsi_read_toc *scsi_cmd; 4234 4235 scsi_cmd = (struct scsi_read_toc *)&csio->cdb_io.cdb_bytes; 4236 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4237 scsi_cmd->op_code = READ_TOC; 4238 4239 /* 4240 * The structure is counting from 1, the function counting from 0. 4241 * The spec counts from 0. In MMC-6, there is only one flag, the 4242 * MSF flag. But we put the whole byte in for a bit a future-proofing. 4243 */ 4244 scsi_cmd->byte2 = byte1_flags; 4245 scsi_cmd->format = format; 4246 scsi_cmd->from_track = track; 4247 scsi_ulto2b(dxfer_len, scsi_cmd->data_len); 4248 4249 cam_fill_csio(csio, 4250 /* retries */ retries, 4251 /* cbfcnp */ cbfcnp, 4252 /* flags */ CAM_DIR_IN, 4253 /* tag_action */ tag_action, 4254 /* data_ptr */ data_ptr, 4255 /* dxfer_len */ dxfer_len, 4256 /* sense_len */ sense_len, 4257 sizeof(*scsi_cmd), 4258 /* timeout */ timeout); 4259 } 4260