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/sysent.h> 70 #include <sys/taskqueue.h> 71 #include <geom/geom_disk.h> 72 73 #include <cam/cam.h> 74 #include <cam/cam_ccb.h> 75 #include <cam/cam_periph.h> 76 #include <cam/cam_xpt_periph.h> 77 #include <cam/cam_queue.h> 78 #include <cam/cam_sim.h> 79 80 #include <cam/scsi/scsi_message.h> 81 #include <cam/scsi/scsi_da.h> 82 #include <cam/scsi/scsi_cd.h> 83 84 #define LEADOUT 0xaa /* leadout toc entry */ 85 86 struct cd_params { 87 u_int32_t blksize; 88 u_long disksize; 89 }; 90 91 typedef enum { 92 CD_Q_NONE = 0x00, 93 CD_Q_NO_TOUCH = 0x01, 94 CD_Q_BCD_TRACKS = 0x02, 95 CD_Q_10_BYTE_ONLY = 0x10, 96 CD_Q_RETRY_BUSY = 0x40 97 } cd_quirks; 98 99 #define CD_Q_BIT_STRING \ 100 "\020" \ 101 "\001NO_TOUCH" \ 102 "\002BCD_TRACKS" \ 103 "\00510_BYTE_ONLY" \ 104 "\007RETRY_BUSY" 105 106 typedef enum { 107 CD_FLAG_INVALID = 0x0001, 108 CD_FLAG_NEW_DISC = 0x0002, 109 CD_FLAG_DISC_LOCKED = 0x0004, 110 CD_FLAG_DISC_REMOVABLE = 0x0008, 111 CD_FLAG_SAW_MEDIA = 0x0010, 112 CD_FLAG_ACTIVE = 0x0080, 113 CD_FLAG_SCHED_ON_COMP = 0x0100, 114 CD_FLAG_RETRY_UA = 0x0200, 115 CD_FLAG_VALID_MEDIA = 0x0400, 116 CD_FLAG_VALID_TOC = 0x0800, 117 CD_FLAG_SCTX_INIT = 0x1000, 118 CD_FLAG_MEDIA_WAIT = 0x2000, 119 CD_FLAG_MEDIA_SCAN_ACT = 0x4000 120 } cd_flags; 121 122 typedef enum { 123 CD_CCB_PROBE = 0x01, 124 CD_CCB_BUFFER_IO = 0x02, 125 CD_CCB_TUR = 0x03, 126 CD_CCB_MEDIA_PREVENT = 0x04, 127 CD_CCB_MEDIA_ALLOW = 0x05, 128 CD_CCB_MEDIA_SIZE = 0x06, 129 CD_CCB_MEDIA_TOC_HDR = 0x07, 130 CD_CCB_MEDIA_TOC_FULL = 0x08, 131 CD_CCB_MEDIA_TOC_LEAD = 0x09, 132 CD_CCB_TYPE_MASK = 0x0F, 133 CD_CCB_RETRY_UA = 0x10 134 } cd_ccb_state; 135 136 #define ccb_state ppriv_field0 137 #define ccb_bp ppriv_ptr1 138 139 /* 140 * According to the MMC-6 spec, 6.25.3.2.11, the lead-out is reported by 141 * READ_TOC as logical track 170, so at most 169 tracks may be reported. 142 */ 143 struct cd_tocdata { 144 struct ioc_toc_header header; 145 struct cd_toc_entry entries[170]; 146 }; 147 148 struct cd_toc_single { 149 struct ioc_toc_header header; 150 struct cd_toc_entry entry; 151 }; 152 153 typedef enum { 154 CD_STATE_PROBE, 155 CD_STATE_NORMAL, 156 CD_STATE_MEDIA_PREVENT, 157 CD_STATE_MEDIA_ALLOW, 158 CD_STATE_MEDIA_SIZE, 159 CD_STATE_MEDIA_TOC_HDR, 160 CD_STATE_MEDIA_TOC_FULL, 161 CD_STATE_MEDIA_TOC_LEAD 162 } cd_state; 163 164 struct cd_softc { 165 cam_pinfo pinfo; 166 cd_state state; 167 volatile cd_flags flags; 168 struct bio_queue_head bio_queue; 169 LIST_HEAD(, ccb_hdr) pending_ccbs; 170 struct cd_params params; 171 cd_quirks quirks; 172 struct cam_periph *periph; 173 int minimum_command_size; 174 int outstanding_cmds; 175 int tur; 176 struct task sysctl_task; 177 struct sysctl_ctx_list sysctl_ctx; 178 struct sysctl_oid *sysctl_tree; 179 STAILQ_HEAD(, cd_mode_params) mode_queue; 180 struct cd_tocdata toc; 181 int toc_read_len; 182 struct cd_toc_single leadout; 183 struct disk *disk; 184 struct callout mediapoll_c; 185 186 #define CD_ANNOUNCETMP_SZ 120 187 char announce_temp[CD_ANNOUNCETMP_SZ]; 188 #define CD_ANNOUNCE_SZ 400 189 char announce_buf[CD_ANNOUNCE_SZ]; 190 }; 191 192 struct cd_page_sizes { 193 int page; 194 int page_size; 195 }; 196 197 static struct cd_page_sizes cd_page_size_table[] = 198 { 199 { AUDIO_PAGE, sizeof(struct cd_audio_page)} 200 }; 201 202 struct cd_quirk_entry { 203 struct scsi_inquiry_pattern inq_pat; 204 cd_quirks quirks; 205 }; 206 207 /* 208 * NOTE ON 10_BYTE_ONLY quirks: Any 10_BYTE_ONLY quirks MUST be because 209 * your device hangs when it gets a 10 byte command. Adding a quirk just 210 * to get rid of the informative diagnostic message is not acceptable. All 211 * 10_BYTE_ONLY quirks must be documented in full in a PR (which should be 212 * referenced in a comment along with the quirk) , and must be approved by 213 * ken@FreeBSD.org. Any quirks added that don't adhere to this policy may 214 * be removed until the submitter can explain why they are needed. 215 * 10_BYTE_ONLY quirks will be removed (as they will no longer be necessary) 216 * when the CAM_NEW_TRAN_CODE work is done. 217 */ 218 static struct cd_quirk_entry cd_quirk_table[] = 219 { 220 { 221 { T_CDROM, SIP_MEDIA_REMOVABLE, "CHINON", "CD-ROM CDS-535","*"}, 222 /* quirks */ CD_Q_BCD_TRACKS 223 }, 224 { 225 /* 226 * VMware returns BUSY status when storage has transient 227 * connectivity problems, so better wait. 228 */ 229 {T_CDROM, SIP_MEDIA_REMOVABLE, "NECVMWar", "VMware IDE CDR10", "*"}, 230 /*quirks*/ CD_Q_RETRY_BUSY 231 } 232 }; 233 234 #ifdef COMPAT_FREEBSD32 235 struct ioc_read_toc_entry32 { 236 u_char address_format; 237 u_char starting_track; 238 u_short data_len; 239 uint32_t data; /* (struct cd_toc_entry *) */ 240 }; 241 #define CDIOREADTOCENTRYS_32 \ 242 _IOC_NEWTYPE(CDIOREADTOCENTRYS, struct ioc_read_toc_entry32) 243 #endif 244 245 static disk_open_t cdopen; 246 static disk_close_t cdclose; 247 static disk_ioctl_t cdioctl; 248 static disk_strategy_t cdstrategy; 249 250 static periph_init_t cdinit; 251 static periph_ctor_t cdregister; 252 static periph_dtor_t cdcleanup; 253 static periph_start_t cdstart; 254 static periph_oninv_t cdoninvalidate; 255 static void cdasync(void *callback_arg, u_int32_t code, 256 struct cam_path *path, void *arg); 257 static int cdcmdsizesysctl(SYSCTL_HANDLER_ARGS); 258 static int cdrunccb(union ccb *ccb, 259 int (*error_routine)(union ccb *ccb, 260 u_int32_t cam_flags, 261 u_int32_t sense_flags), 262 u_int32_t cam_flags, u_int32_t sense_flags); 263 static void cddone(struct cam_periph *periph, 264 union ccb *start_ccb); 265 static union cd_pages *cdgetpage(struct cd_mode_params *mode_params); 266 static int cdgetpagesize(int page_num); 267 static void cdprevent(struct cam_periph *periph, int action); 268 static void cdmediaprobedone(struct cam_periph *periph); 269 static int cdcheckmedia(struct cam_periph *periph, int do_wait); 270 #if 0 271 static int cdsize(struct cam_periph *periph, u_int32_t *size); 272 #endif 273 static int cd6byteworkaround(union ccb *ccb); 274 static int cderror(union ccb *ccb, u_int32_t cam_flags, 275 u_int32_t sense_flags); 276 static int cdreadtoc(struct cam_periph *periph, u_int32_t mode, 277 u_int32_t start, u_int8_t *data, 278 u_int32_t len, u_int32_t sense_flags); 279 static int cdgetmode(struct cam_periph *periph, 280 struct cd_mode_params *data, u_int32_t page); 281 static int cdsetmode(struct cam_periph *periph, 282 struct cd_mode_params *data); 283 static int cdplay(struct cam_periph *periph, u_int32_t blk, 284 u_int32_t len); 285 static int cdreadsubchannel(struct cam_periph *periph, 286 u_int32_t mode, u_int32_t format, 287 int track, 288 struct cd_sub_channel_info *data, 289 u_int32_t len); 290 static int cdplaymsf(struct cam_periph *periph, u_int32_t startm, 291 u_int32_t starts, u_int32_t startf, 292 u_int32_t endm, u_int32_t ends, 293 u_int32_t endf); 294 static int cdplaytracks(struct cam_periph *periph, 295 u_int32_t strack, u_int32_t sindex, 296 u_int32_t etrack, u_int32_t eindex); 297 static int cdpause(struct cam_periph *periph, u_int32_t go); 298 static int cdstopunit(struct cam_periph *periph, u_int32_t eject); 299 static int cdstartunit(struct cam_periph *periph, int load); 300 static int cdsetspeed(struct cam_periph *periph, 301 u_int32_t rdspeed, u_int32_t wrspeed); 302 static int cdreportkey(struct cam_periph *periph, 303 struct dvd_authinfo *authinfo); 304 static int cdsendkey(struct cam_periph *periph, 305 struct dvd_authinfo *authinfo); 306 static int cdreaddvdstructure(struct cam_periph *periph, 307 struct dvd_struct *dvdstruct); 308 static callout_func_t cdmediapoll; 309 310 static struct periph_driver cddriver = 311 { 312 cdinit, "cd", 313 TAILQ_HEAD_INITIALIZER(cddriver.units), /* generation */ 0 314 }; 315 316 PERIPHDRIVER_DECLARE(cd, cddriver); 317 318 #ifndef CD_DEFAULT_POLL_PERIOD 319 #define CD_DEFAULT_POLL_PERIOD 3 320 #endif 321 #ifndef CD_DEFAULT_RETRY 322 #define CD_DEFAULT_RETRY 4 323 #endif 324 #ifndef CD_DEFAULT_TIMEOUT 325 #define CD_DEFAULT_TIMEOUT 30000 326 #endif 327 328 static int cd_poll_period = CD_DEFAULT_POLL_PERIOD; 329 static int cd_retry_count = CD_DEFAULT_RETRY; 330 static int cd_timeout = CD_DEFAULT_TIMEOUT; 331 332 static SYSCTL_NODE(_kern_cam, OID_AUTO, cd, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 333 "CAM CDROM driver"); 334 SYSCTL_INT(_kern_cam_cd, OID_AUTO, poll_period, CTLFLAG_RWTUN, 335 &cd_poll_period, 0, "Media polling period in seconds"); 336 SYSCTL_INT(_kern_cam_cd, OID_AUTO, retry_count, CTLFLAG_RWTUN, 337 &cd_retry_count, 0, "Normal I/O retry count"); 338 SYSCTL_INT(_kern_cam_cd, OID_AUTO, timeout, CTLFLAG_RWTUN, 339 &cd_timeout, 0, "Timeout, in us, for read operations"); 340 341 static MALLOC_DEFINE(M_SCSICD, "scsi_cd", "scsi_cd buffers"); 342 343 static void 344 cdinit(void) 345 { 346 cam_status status; 347 348 /* 349 * Install a global async callback. This callback will 350 * receive async callbacks like "new device found". 351 */ 352 status = xpt_register_async(AC_FOUND_DEVICE, cdasync, NULL, NULL); 353 354 if (status != CAM_REQ_CMP) { 355 printf("cd: Failed to attach master async callback " 356 "due to status 0x%x!\n", status); 357 } 358 } 359 360 /* 361 * Callback from GEOM, called when it has finished cleaning up its 362 * resources. 363 */ 364 static void 365 cddiskgonecb(struct disk *dp) 366 { 367 struct cam_periph *periph; 368 369 periph = (struct cam_periph *)dp->d_drv1; 370 cam_periph_release(periph); 371 } 372 373 static void 374 cdoninvalidate(struct cam_periph *periph) 375 { 376 struct cd_softc *softc; 377 378 cam_periph_assert(periph, MA_OWNED); 379 softc = (struct cd_softc *)periph->softc; 380 381 /* 382 * De-register any async callbacks. 383 */ 384 xpt_register_async(0, cdasync, periph, periph->path); 385 386 softc->flags |= CD_FLAG_INVALID; 387 388 /* 389 * Return all queued I/O with ENXIO. 390 * XXX Handle any transactions queued to the card 391 * with XPT_ABORT_CCB. 392 */ 393 bioq_flush(&softc->bio_queue, NULL, ENXIO); 394 395 disk_gone(softc->disk); 396 } 397 398 static void 399 cdcleanup(struct cam_periph *periph) 400 { 401 struct cd_softc *softc; 402 403 softc = (struct cd_softc *)periph->softc; 404 405 cam_periph_unlock(periph); 406 if ((softc->flags & CD_FLAG_SCTX_INIT) != 0 407 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 408 xpt_print(periph->path, "can't remove sysctl context\n"); 409 } 410 411 callout_drain(&softc->mediapoll_c); 412 disk_destroy(softc->disk); 413 free(softc, M_DEVBUF); 414 cam_periph_lock(periph); 415 } 416 417 static void 418 cdasync(void *callback_arg, u_int32_t code, 419 struct cam_path *path, void *arg) 420 { 421 struct cam_periph *periph; 422 struct cd_softc *softc; 423 424 periph = (struct cam_periph *)callback_arg; 425 switch (code) { 426 case AC_FOUND_DEVICE: 427 { 428 struct ccb_getdev *cgd; 429 cam_status status; 430 431 cgd = (struct ccb_getdev *)arg; 432 if (cgd == NULL) 433 break; 434 435 if (cgd->protocol != PROTO_SCSI) 436 break; 437 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED) 438 break; 439 if (SID_TYPE(&cgd->inq_data) != T_CDROM 440 && SID_TYPE(&cgd->inq_data) != T_WORM) 441 break; 442 443 /* 444 * Allocate a peripheral instance for 445 * this device and start the probe 446 * process. 447 */ 448 status = cam_periph_alloc(cdregister, cdoninvalidate, 449 cdcleanup, cdstart, 450 "cd", CAM_PERIPH_BIO, 451 path, cdasync, 452 AC_FOUND_DEVICE, cgd); 453 454 if (status != CAM_REQ_CMP 455 && status != CAM_REQ_INPROG) 456 printf("cdasync: Unable to attach new device " 457 "due to status 0x%x\n", status); 458 459 return; 460 } 461 case AC_UNIT_ATTENTION: 462 { 463 union ccb *ccb; 464 int error_code, sense_key, asc, ascq; 465 466 softc = (struct cd_softc *)periph->softc; 467 ccb = (union ccb *)arg; 468 469 /* 470 * Handle all media change UNIT ATTENTIONs except 471 * our own, as they will be handled by cderror(). 472 */ 473 if (xpt_path_periph(ccb->ccb_h.path) != periph && 474 scsi_extract_sense_ccb(ccb, 475 &error_code, &sense_key, &asc, &ascq)) { 476 if (asc == 0x28 && ascq == 0x00) 477 disk_media_changed(softc->disk, M_NOWAIT); 478 } 479 break; 480 } 481 case AC_SCSI_AEN: 482 cam_periph_assert(periph, MA_OWNED); 483 softc = (struct cd_softc *)periph->softc; 484 if (softc->state == CD_STATE_NORMAL && !softc->tur) { 485 if (cam_periph_acquire(periph) == 0) { 486 softc->tur = 1; 487 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 488 } 489 } 490 /* FALLTHROUGH */ 491 case AC_SENT_BDR: 492 case AC_BUS_RESET: 493 { 494 struct ccb_hdr *ccbh; 495 496 cam_periph_assert(periph, MA_OWNED); 497 softc = (struct cd_softc *)periph->softc; 498 /* 499 * Don't fail on the expected unit attention 500 * that will occur. 501 */ 502 softc->flags |= CD_FLAG_RETRY_UA; 503 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 504 ccbh->ccb_state |= CD_CCB_RETRY_UA; 505 break; 506 } 507 default: 508 break; 509 } 510 511 cam_periph_async(periph, code, path, arg); 512 } 513 514 static void 515 cdsysctlinit(void *context, int pending) 516 { 517 struct cam_periph *periph; 518 struct cd_softc *softc; 519 char tmpstr[32], tmpstr2[16]; 520 521 periph = (struct cam_periph *)context; 522 if (cam_periph_acquire(periph) != 0) 523 return; 524 525 softc = (struct cd_softc *)periph->softc; 526 snprintf(tmpstr, sizeof(tmpstr), "CAM CD unit %d", periph->unit_number); 527 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 528 529 sysctl_ctx_init(&softc->sysctl_ctx); 530 cam_periph_lock(periph); 531 softc->flags |= CD_FLAG_SCTX_INIT; 532 cam_periph_unlock(periph); 533 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 534 SYSCTL_STATIC_CHILDREN(_kern_cam_cd), OID_AUTO, 535 tmpstr2, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, 536 "device_index"); 537 538 if (softc->sysctl_tree == NULL) { 539 printf("cdsysctlinit: unable to allocate sysctl tree\n"); 540 cam_periph_release(periph); 541 return; 542 } 543 544 /* 545 * Now register the sysctl handler, so the user can the value on 546 * the fly. 547 */ 548 SYSCTL_ADD_PROC(&softc->sysctl_ctx,SYSCTL_CHILDREN(softc->sysctl_tree), 549 OID_AUTO, "minimum_cmd_size", 550 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, 551 &softc->minimum_command_size, 0, cdcmdsizesysctl, "I", 552 "Minimum CDB size"); 553 554 cam_periph_release(periph); 555 } 556 557 /* 558 * We have a handler function for this so we can check the values when the 559 * user sets them, instead of every time we look at them. 560 */ 561 static int 562 cdcmdsizesysctl(SYSCTL_HANDLER_ARGS) 563 { 564 int error, value; 565 566 value = *(int *)arg1; 567 568 error = sysctl_handle_int(oidp, &value, 0, req); 569 570 if ((error != 0) 571 || (req->newptr == NULL)) 572 return (error); 573 574 /* 575 * The only real values we can have here are 6 or 10. I don't 576 * really forsee having 12 be an option at any time in the future. 577 * So if the user sets something less than or equal to 6, we'll set 578 * it to 6. If he sets something greater than 6, we'll set it to 10. 579 * 580 * I suppose we could just return an error here for the wrong values, 581 * but I don't think it's necessary to do so, as long as we can 582 * determine the user's intent without too much trouble. 583 */ 584 if (value < 6) 585 value = 6; 586 else if (value > 6) 587 value = 10; 588 589 *(int *)arg1 = value; 590 591 return (0); 592 } 593 594 static cam_status 595 cdregister(struct cam_periph *periph, void *arg) 596 { 597 struct cd_softc *softc; 598 struct ccb_pathinq cpi; 599 struct ccb_getdev *cgd; 600 char tmpstr[80]; 601 caddr_t match; 602 603 cgd = (struct ccb_getdev *)arg; 604 if (cgd == NULL) { 605 printf("cdregister: no getdev CCB, can't register device\n"); 606 return(CAM_REQ_CMP_ERR); 607 } 608 609 softc = (struct cd_softc *)malloc(sizeof(*softc),M_DEVBUF, 610 M_NOWAIT | M_ZERO); 611 if (softc == NULL) { 612 printf("cdregister: Unable to probe new device. " 613 "Unable to allocate softc\n"); 614 return(CAM_REQ_CMP_ERR); 615 } 616 617 LIST_INIT(&softc->pending_ccbs); 618 STAILQ_INIT(&softc->mode_queue); 619 softc->state = CD_STATE_PROBE; 620 bioq_init(&softc->bio_queue); 621 if (SID_IS_REMOVABLE(&cgd->inq_data)) 622 softc->flags |= CD_FLAG_DISC_REMOVABLE; 623 624 periph->softc = softc; 625 softc->periph = periph; 626 627 /* 628 * See if this device has any quirks. 629 */ 630 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 631 (caddr_t)cd_quirk_table, 632 nitems(cd_quirk_table), 633 sizeof(*cd_quirk_table), scsi_inquiry_match); 634 635 if (match != NULL) 636 softc->quirks = ((struct cd_quirk_entry *)match)->quirks; 637 else 638 softc->quirks = CD_Q_NONE; 639 640 /* Check if the SIM does not want 6 byte commands */ 641 xpt_path_inq(&cpi, periph->path); 642 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 643 softc->quirks |= CD_Q_10_BYTE_ONLY; 644 645 TASK_INIT(&softc->sysctl_task, 0, cdsysctlinit, periph); 646 647 /* The default is 6 byte commands, unless quirked otherwise */ 648 if (softc->quirks & CD_Q_10_BYTE_ONLY) 649 softc->minimum_command_size = 10; 650 else 651 softc->minimum_command_size = 6; 652 653 /* 654 * Refcount and block open attempts until we are setup 655 * Can't block 656 */ 657 (void)cam_periph_hold(periph, PRIBIO); 658 cam_periph_unlock(periph); 659 /* 660 * Load the user's default, if any. 661 */ 662 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.cd.%d.minimum_cmd_size", 663 periph->unit_number); 664 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_command_size); 665 666 /* 6 and 10 are the only permissible values here. */ 667 if (softc->minimum_command_size < 6) 668 softc->minimum_command_size = 6; 669 else if (softc->minimum_command_size > 6) 670 softc->minimum_command_size = 10; 671 672 /* 673 * We need to register the statistics structure for this device, 674 * but we don't have the blocksize yet for it. So, we register 675 * the structure and indicate that we don't have the blocksize 676 * yet. Unlike other SCSI peripheral drivers, we explicitly set 677 * the device type here to be CDROM, rather than just ORing in 678 * the device type. This is because this driver can attach to either 679 * CDROM or WORM devices, and we want this peripheral driver to 680 * show up in the devstat list as a CD peripheral driver, not a 681 * WORM peripheral driver. WORM drives will also have the WORM 682 * driver attached to them. 683 */ 684 softc->disk = disk_alloc(); 685 softc->disk->d_devstat = devstat_new_entry("cd", 686 periph->unit_number, 0, 687 DEVSTAT_BS_UNAVAILABLE, 688 DEVSTAT_TYPE_CDROM | 689 XPORT_DEVSTAT_TYPE(cpi.transport), 690 DEVSTAT_PRIORITY_CD); 691 softc->disk->d_open = cdopen; 692 softc->disk->d_close = cdclose; 693 softc->disk->d_strategy = cdstrategy; 694 softc->disk->d_gone = cddiskgonecb; 695 softc->disk->d_ioctl = cdioctl; 696 softc->disk->d_name = "cd"; 697 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor, 698 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr)); 699 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr)); 700 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)], 701 cgd->inq_data.product, sizeof(cgd->inq_data.product), 702 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr)); 703 softc->disk->d_unit = periph->unit_number; 704 softc->disk->d_drv1 = periph; 705 if (cpi.maxio == 0) 706 softc->disk->d_maxsize = DFLTPHYS; /* traditional default */ 707 else if (cpi.maxio > maxphys) 708 softc->disk->d_maxsize = maxphys; /* for safety */ 709 else 710 softc->disk->d_maxsize = cpi.maxio; 711 softc->disk->d_flags = 0; 712 softc->disk->d_hba_vendor = cpi.hba_vendor; 713 softc->disk->d_hba_device = cpi.hba_device; 714 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 715 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 716 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment), 717 "%s%d", cpi.dev_name, cpi.unit_number); 718 719 /* 720 * Acquire a reference to the periph before we register with GEOM. 721 * We'll release this reference once GEOM calls us back (via 722 * dadiskgonecb()) telling us that our provider has been freed. 723 */ 724 if (cam_periph_acquire(periph) != 0) { 725 xpt_print(periph->path, "%s: lost periph during " 726 "registration!\n", __func__); 727 cam_periph_lock(periph); 728 return (CAM_REQ_CMP_ERR); 729 } 730 731 disk_create(softc->disk, DISK_VERSION); 732 cam_periph_lock(periph); 733 734 /* 735 * Add an async callback so that we get 736 * notified if this device goes away. 737 */ 738 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 739 AC_SCSI_AEN | AC_UNIT_ATTENTION, cdasync, periph, periph->path); 740 741 /* 742 * Schedule a periodic media polling events. 743 */ 744 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0); 745 if ((softc->flags & CD_FLAG_DISC_REMOVABLE) && 746 (cgd->inq_flags & SID_AEN) == 0 && 747 cd_poll_period != 0) 748 callout_reset(&softc->mediapoll_c, cd_poll_period * hz, 749 cdmediapoll, periph); 750 751 xpt_schedule(periph, CAM_PRIORITY_DEV); 752 return(CAM_REQ_CMP); 753 } 754 755 static int 756 cdopen(struct disk *dp) 757 { 758 struct cam_periph *periph; 759 struct cd_softc *softc; 760 int error; 761 762 periph = (struct cam_periph *)dp->d_drv1; 763 softc = (struct cd_softc *)periph->softc; 764 765 if (cam_periph_acquire(periph) != 0) 766 return(ENXIO); 767 768 cam_periph_lock(periph); 769 770 if (softc->flags & CD_FLAG_INVALID) { 771 cam_periph_release_locked(periph); 772 cam_periph_unlock(periph); 773 return(ENXIO); 774 } 775 776 if ((error = cam_periph_hold(periph, PRIBIO | PCATCH)) != 0) { 777 cam_periph_release_locked(periph); 778 cam_periph_unlock(periph); 779 return (error); 780 } 781 782 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 783 ("cdopen\n")); 784 785 /* 786 * Check for media, and set the appropriate flags. We don't bail 787 * if we don't have media, but then we don't allow anything but the 788 * CDIOCEJECT/CDIOCCLOSE ioctls if there is no media. 789 */ 790 cdcheckmedia(periph, /*do_wait*/ 1); 791 792 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdopen\n")); 793 cam_periph_unhold(periph); 794 795 cam_periph_unlock(periph); 796 797 return (0); 798 } 799 800 static int 801 cdclose(struct disk *dp) 802 { 803 struct cam_periph *periph; 804 struct cd_softc *softc; 805 806 periph = (struct cam_periph *)dp->d_drv1; 807 softc = (struct cd_softc *)periph->softc; 808 809 cam_periph_lock(periph); 810 if (cam_periph_hold(periph, PRIBIO) != 0) { 811 cam_periph_unlock(periph); 812 cam_periph_release(periph); 813 return (0); 814 } 815 816 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 817 ("cdclose\n")); 818 819 if ((softc->flags & CD_FLAG_DISC_REMOVABLE) != 0) 820 cdprevent(periph, PR_ALLOW); 821 822 /* 823 * Since we're closing this CD, mark the blocksize as unavailable. 824 * It will be marked as available when the CD is opened again. 825 */ 826 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 827 828 /* 829 * We'll check the media and toc again at the next open(). 830 */ 831 softc->flags &= ~(CD_FLAG_VALID_MEDIA|CD_FLAG_VALID_TOC); 832 833 cam_periph_unhold(periph); 834 cam_periph_release_locked(periph); 835 cam_periph_unlock(periph); 836 837 return (0); 838 } 839 840 static int 841 cdrunccb(union ccb *ccb, int (*error_routine)(union ccb *ccb, 842 u_int32_t cam_flags, 843 u_int32_t sense_flags), 844 u_int32_t cam_flags, u_int32_t sense_flags) 845 { 846 struct cd_softc *softc; 847 struct cam_periph *periph; 848 int error; 849 850 periph = xpt_path_periph(ccb->ccb_h.path); 851 softc = (struct cd_softc *)periph->softc; 852 853 error = cam_periph_runccb(ccb, error_routine, cam_flags, sense_flags, 854 softc->disk->d_devstat); 855 856 return(error); 857 } 858 859 /* 860 * Actually translate the requested transfer into one the physical driver 861 * can understand. The transfer is described by a buf and will include 862 * only one physical transfer. 863 */ 864 static void 865 cdstrategy(struct bio *bp) 866 { 867 struct cam_periph *periph; 868 struct cd_softc *softc; 869 870 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 871 cam_periph_lock(periph); 872 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 873 ("cdstrategy(%p)\n", bp)); 874 875 softc = (struct cd_softc *)periph->softc; 876 877 /* 878 * If the device has been made invalid, error out 879 */ 880 if ((softc->flags & CD_FLAG_INVALID)) { 881 cam_periph_unlock(periph); 882 biofinish(bp, NULL, ENXIO); 883 return; 884 } 885 886 /* 887 * Place it in the queue of disk activities for this disk 888 */ 889 bioq_disksort(&softc->bio_queue, bp); 890 891 /* 892 * If we don't know that we have valid media, schedule the media 893 * check first. The I/O will get executed after the media check. 894 */ 895 if ((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 896 cdcheckmedia(periph, /*do_wait*/ 0); 897 else 898 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 899 900 cam_periph_unlock(periph); 901 return; 902 } 903 904 static void 905 cdstart(struct cam_periph *periph, union ccb *start_ccb) 906 { 907 struct cd_softc *softc; 908 struct bio *bp; 909 struct ccb_scsiio *csio; 910 911 cam_periph_assert(periph, MA_OWNED); 912 softc = (struct cd_softc *)periph->softc; 913 914 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdstart\n")); 915 916 switch (softc->state) { 917 case CD_STATE_NORMAL: 918 { 919 bp = bioq_first(&softc->bio_queue); 920 if (bp == NULL) { 921 if (softc->tur) { 922 softc->tur = 0; 923 csio = &start_ccb->csio; 924 scsi_test_unit_ready(csio, 925 /*retries*/ cd_retry_count, 926 cddone, 927 MSG_SIMPLE_Q_TAG, 928 SSD_FULL_SIZE, 929 cd_timeout); 930 start_ccb->ccb_h.ccb_bp = NULL; 931 start_ccb->ccb_h.ccb_state = CD_CCB_TUR; 932 xpt_action(start_ccb); 933 } else 934 xpt_release_ccb(start_ccb); 935 } else { 936 if (softc->tur) { 937 softc->tur = 0; 938 cam_periph_release_locked(periph); 939 } 940 bioq_remove(&softc->bio_queue, bp); 941 942 if ((bp->bio_cmd != BIO_READ) && 943 (bp->bio_cmd != BIO_WRITE)) { 944 biofinish(bp, NULL, EOPNOTSUPP); 945 xpt_release_ccb(start_ccb); 946 return; 947 } 948 949 scsi_read_write(&start_ccb->csio, 950 /*retries*/ cd_retry_count, 951 /* cbfcnp */ cddone, 952 MSG_SIMPLE_Q_TAG, 953 /* read */bp->bio_cmd == BIO_READ ? 954 SCSI_RW_READ : SCSI_RW_WRITE, 955 /* byte2 */ 0, 956 /* minimum_cmd_size */ 10, 957 /* lba */ bp->bio_offset / 958 softc->params.blksize, 959 bp->bio_bcount / softc->params.blksize, 960 /* data_ptr */ bp->bio_data, 961 /* dxfer_len */ bp->bio_bcount, 962 /* sense_len */ cd_retry_count ? 963 SSD_FULL_SIZE : SF_NO_PRINT, 964 /* timeout */ cd_timeout); 965 /* Use READ CD command for audio tracks. */ 966 if (softc->params.blksize == 2352) { 967 start_ccb->csio.cdb_io.cdb_bytes[0] = READ_CD; 968 start_ccb->csio.cdb_io.cdb_bytes[9] = 0xf8; 969 start_ccb->csio.cdb_io.cdb_bytes[10] = 0; 970 start_ccb->csio.cdb_io.cdb_bytes[11] = 0; 971 start_ccb->csio.cdb_len = 12; 972 } 973 start_ccb->ccb_h.ccb_state = CD_CCB_BUFFER_IO; 974 975 LIST_INSERT_HEAD(&softc->pending_ccbs, 976 &start_ccb->ccb_h, periph_links.le); 977 softc->outstanding_cmds++; 978 979 /* We expect a unit attention from this device */ 980 if ((softc->flags & CD_FLAG_RETRY_UA) != 0) { 981 start_ccb->ccb_h.ccb_state |= CD_CCB_RETRY_UA; 982 softc->flags &= ~CD_FLAG_RETRY_UA; 983 } 984 985 start_ccb->ccb_h.ccb_bp = bp; 986 bp = bioq_first(&softc->bio_queue); 987 988 xpt_action(start_ccb); 989 } 990 if (bp != NULL || softc->tur) { 991 /* Have more work to do, so ensure we stay scheduled */ 992 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 993 } 994 break; 995 } 996 case CD_STATE_PROBE: 997 case CD_STATE_MEDIA_SIZE: 998 { 999 struct scsi_read_capacity_data *rcap; 1000 1001 rcap = (struct scsi_read_capacity_data *)malloc(sizeof(*rcap), 1002 M_SCSICD, M_NOWAIT | M_ZERO); 1003 if (rcap == NULL) { 1004 xpt_print(periph->path, 1005 "%s: Couldn't malloc read_capacity data\n", 1006 __func__); 1007 xpt_release_ccb(start_ccb); 1008 /* 1009 * We can't probe because we can't allocate memory, 1010 * so invalidate the peripheral. The system probably 1011 * has larger problems at this stage. If we've 1012 * already probed (and are re-probing capacity), we 1013 * don't need to invalidate. 1014 * 1015 * XXX KDM need to reset probe state and kick out 1016 * pending I/O. 1017 */ 1018 if (softc->state == CD_STATE_PROBE) 1019 cam_periph_invalidate(periph); 1020 break; 1021 } 1022 1023 /* 1024 * Set the default capacity and sector size to something that 1025 * GEOM can handle. This will get reset when a read capacity 1026 * completes successfully. 1027 */ 1028 softc->disk->d_sectorsize = 2048; 1029 softc->disk->d_mediasize = 0; 1030 1031 csio = &start_ccb->csio; 1032 scsi_read_capacity(csio, 1033 /*retries*/ cd_retry_count, 1034 cddone, 1035 MSG_SIMPLE_Q_TAG, 1036 rcap, 1037 SSD_FULL_SIZE, 1038 /*timeout*/20000); 1039 start_ccb->ccb_h.ccb_bp = NULL; 1040 if (softc->state == CD_STATE_PROBE) 1041 start_ccb->ccb_h.ccb_state = CD_CCB_PROBE; 1042 else 1043 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_SIZE; 1044 xpt_action(start_ccb); 1045 break; 1046 } 1047 case CD_STATE_MEDIA_ALLOW: 1048 case CD_STATE_MEDIA_PREVENT: 1049 { 1050 /* 1051 * If the CD is already locked, we don't need to do this. 1052 * Move on to the capacity check. 1053 */ 1054 if (softc->state == CD_STATE_MEDIA_PREVENT 1055 && (softc->flags & CD_FLAG_DISC_LOCKED) != 0) { 1056 softc->state = CD_STATE_MEDIA_SIZE; 1057 xpt_release_ccb(start_ccb); 1058 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1059 break; 1060 } 1061 1062 scsi_prevent(&start_ccb->csio, 1063 /*retries*/ cd_retry_count, 1064 /*cbfcnp*/ cddone, 1065 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1066 /*action*/ (softc->state == CD_STATE_MEDIA_ALLOW) ? 1067 PR_ALLOW : PR_PREVENT, 1068 /*sense_len*/ SSD_FULL_SIZE, 1069 /*timeout*/ 60000); 1070 1071 start_ccb->ccb_h.ccb_bp = NULL; 1072 if (softc->state == CD_STATE_MEDIA_ALLOW) 1073 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_ALLOW; 1074 else 1075 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_PREVENT; 1076 xpt_action(start_ccb); 1077 break; 1078 } 1079 case CD_STATE_MEDIA_TOC_HDR: { 1080 struct ioc_toc_header *toch; 1081 1082 bzero(&softc->toc, sizeof(softc->toc)); 1083 1084 toch = &softc->toc.header; 1085 1086 scsi_read_toc(&start_ccb->csio, 1087 /*retries*/ cd_retry_count, 1088 /*cbfcnp*/ cddone, 1089 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1090 /*byte1_flags*/ 0, 1091 /*format*/ SRTOC_FORMAT_TOC, 1092 /*track*/ 0, 1093 /*data_ptr*/ (uint8_t *)toch, 1094 /*dxfer_len*/ sizeof(*toch), 1095 /*sense_len*/ SSD_FULL_SIZE, 1096 /*timeout*/ 50000); 1097 start_ccb->ccb_h.ccb_bp = NULL; 1098 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_HDR; 1099 xpt_action(start_ccb); 1100 break; 1101 } 1102 case CD_STATE_MEDIA_TOC_FULL: { 1103 bzero(&softc->toc, sizeof(softc->toc)); 1104 1105 scsi_read_toc(&start_ccb->csio, 1106 /*retries*/ cd_retry_count, 1107 /*cbfcnp*/ cddone, 1108 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1109 /*byte1_flags*/ 0, 1110 /*format*/ SRTOC_FORMAT_TOC, 1111 /*track*/ 0, 1112 /*data_ptr*/ (uint8_t *)&softc->toc, 1113 /*dxfer_len*/ softc->toc_read_len ? 1114 softc->toc_read_len : 1115 sizeof(softc->toc), 1116 /*sense_len*/ SSD_FULL_SIZE, 1117 /*timeout*/ 50000); 1118 start_ccb->ccb_h.ccb_bp = NULL; 1119 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_FULL; 1120 xpt_action(start_ccb); 1121 break; 1122 } 1123 case CD_STATE_MEDIA_TOC_LEAD: { 1124 struct cd_toc_single *leadout; 1125 1126 leadout = &softc->leadout; 1127 bzero(leadout, sizeof(*leadout)); 1128 1129 scsi_read_toc(&start_ccb->csio, 1130 /*retries*/ cd_retry_count, 1131 /*cbfcnp*/ cddone, 1132 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1133 /*byte1_flags*/ CD_MSF, 1134 /*format*/ SRTOC_FORMAT_TOC, 1135 /*track*/ LEADOUT, 1136 /*data_ptr*/ (uint8_t *)leadout, 1137 /*dxfer_len*/ sizeof(*leadout), 1138 /*sense_len*/ SSD_FULL_SIZE, 1139 /*timeout*/ 50000); 1140 start_ccb->ccb_h.ccb_bp = NULL; 1141 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_LEAD; 1142 xpt_action(start_ccb); 1143 break; 1144 } 1145 } 1146 } 1147 1148 static void 1149 cddone(struct cam_periph *periph, union ccb *done_ccb) 1150 { 1151 struct cd_softc *softc; 1152 struct ccb_scsiio *csio; 1153 1154 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cddone\n")); 1155 1156 cam_periph_assert(periph, MA_OWNED); 1157 softc = (struct cd_softc *)periph->softc; 1158 csio = &done_ccb->csio; 1159 1160 switch (csio->ccb_h.ccb_state & CD_CCB_TYPE_MASK) { 1161 case CD_CCB_BUFFER_IO: 1162 { 1163 struct bio *bp; 1164 int error; 1165 1166 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 1167 error = 0; 1168 1169 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1170 int sf; 1171 1172 if ((done_ccb->ccb_h.ccb_state & CD_CCB_RETRY_UA) != 0) 1173 sf = SF_RETRY_UA; 1174 else 1175 sf = 0; 1176 1177 error = cderror(done_ccb, CAM_RETRY_SELTO, sf); 1178 if (error == ERESTART) { 1179 /* 1180 * A retry was scheuled, so 1181 * just return. 1182 */ 1183 return; 1184 } 1185 } 1186 1187 if (error != 0) { 1188 xpt_print(periph->path, 1189 "cddone: got error %#x back\n", error); 1190 bioq_flush(&softc->bio_queue, NULL, EIO); 1191 bp->bio_resid = bp->bio_bcount; 1192 bp->bio_error = error; 1193 bp->bio_flags |= BIO_ERROR; 1194 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1195 cam_release_devq(done_ccb->ccb_h.path, 1196 /*relsim_flags*/0, 1197 /*reduction*/0, 1198 /*timeout*/0, 1199 /*getcount_only*/0); 1200 1201 } else { 1202 bp->bio_resid = csio->resid; 1203 bp->bio_error = 0; 1204 if (bp->bio_resid != 0) { 1205 /* 1206 * Short transfer ??? 1207 * XXX: not sure this is correct for partial 1208 * transfers at EOM 1209 */ 1210 bp->bio_flags |= BIO_ERROR; 1211 } 1212 } 1213 1214 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 1215 softc->outstanding_cmds--; 1216 1217 biofinish(bp, NULL, 0); 1218 break; 1219 } 1220 case CD_CCB_PROBE: 1221 { 1222 struct scsi_read_capacity_data *rdcap; 1223 char *announce_buf; 1224 struct cd_params *cdp; 1225 int error; 1226 1227 cdp = &softc->params; 1228 announce_buf = softc->announce_temp; 1229 bzero(announce_buf, CD_ANNOUNCETMP_SZ); 1230 1231 rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; 1232 1233 cdp->disksize = scsi_4btoul (rdcap->addr) + 1; 1234 cdp->blksize = scsi_4btoul (rdcap->length); 1235 1236 /* 1237 * Retry any UNIT ATTENTION type errors. They 1238 * are expected at boot. 1239 */ 1240 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP || 1241 (error = cderror(done_ccb, CAM_RETRY_SELTO, 1242 SF_RETRY_UA | SF_NO_PRINT)) == 0) { 1243 snprintf(announce_buf, CD_ANNOUNCETMP_SZ, 1244 "%juMB (%ju %u byte sectors)", 1245 ((uintmax_t)cdp->disksize * cdp->blksize) / 1246 (1024 * 1024), 1247 (uintmax_t)cdp->disksize, cdp->blksize); 1248 } else { 1249 if (error == ERESTART) { 1250 /* 1251 * A retry was scheuled, so 1252 * just return. 1253 */ 1254 return; 1255 } else { 1256 int asc, ascq; 1257 int sense_key, error_code; 1258 int have_sense; 1259 cam_status status; 1260 struct ccb_getdev cgd; 1261 1262 /* Don't wedge this device's queue */ 1263 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1264 cam_release_devq(done_ccb->ccb_h.path, 1265 /*relsim_flags*/0, 1266 /*reduction*/0, 1267 /*timeout*/0, 1268 /*getcount_only*/0); 1269 1270 status = done_ccb->ccb_h.status; 1271 1272 bzero(&cgd, sizeof(cgd)); 1273 xpt_setup_ccb(&cgd.ccb_h, 1274 done_ccb->ccb_h.path, 1275 CAM_PRIORITY_NORMAL); 1276 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1277 xpt_action((union ccb *)&cgd); 1278 1279 if (scsi_extract_sense_ccb(done_ccb, 1280 &error_code, &sense_key, &asc, &ascq)) 1281 have_sense = TRUE; 1282 else 1283 have_sense = FALSE; 1284 1285 /* 1286 * Attach to anything that claims to be a 1287 * CDROM or WORM device, as long as it 1288 * doesn't return a "Logical unit not 1289 * supported" (0x25) error. 1290 */ 1291 if ((have_sense) && (asc != 0x25) 1292 && (error_code == SSD_CURRENT_ERROR 1293 || error_code == SSD_DESC_CURRENT_ERROR)) { 1294 const char *sense_key_desc; 1295 const char *asc_desc; 1296 1297 scsi_sense_desc(sense_key, asc, ascq, 1298 &cgd.inq_data, 1299 &sense_key_desc, 1300 &asc_desc); 1301 snprintf(announce_buf, 1302 CD_ANNOUNCETMP_SZ, 1303 "Attempt to query device " 1304 "size failed: %s, %s", 1305 sense_key_desc, 1306 asc_desc); 1307 } else if ((have_sense == 0) 1308 && ((status & CAM_STATUS_MASK) == 1309 CAM_SCSI_STATUS_ERROR) 1310 && (csio->scsi_status == 1311 SCSI_STATUS_BUSY)) { 1312 snprintf(announce_buf, 1313 CD_ANNOUNCETMP_SZ, 1314 "Attempt to query device " 1315 "size failed: SCSI Status: %s", 1316 scsi_status_string(csio)); 1317 } else if (SID_TYPE(&cgd.inq_data) == T_CDROM) { 1318 /* 1319 * We only print out an error for 1320 * CDROM type devices. For WORM 1321 * devices, we don't print out an 1322 * error since a few WORM devices 1323 * don't support CDROM commands. 1324 * If we have sense information, go 1325 * ahead and print it out. 1326 * Otherwise, just say that we 1327 * couldn't attach. 1328 */ 1329 1330 /* 1331 * Just print out the error, not 1332 * the full probe message, when we 1333 * don't attach. 1334 */ 1335 if (have_sense) 1336 scsi_sense_print( 1337 &done_ccb->csio); 1338 else { 1339 xpt_print(periph->path, 1340 "got CAM status %#x\n", 1341 done_ccb->ccb_h.status); 1342 } 1343 xpt_print(periph->path, "fatal error, " 1344 "failed to attach to device\n"); 1345 /* 1346 * Invalidate this peripheral. 1347 */ 1348 cam_periph_invalidate(periph); 1349 1350 announce_buf = NULL; 1351 } else { 1352 /* 1353 * Invalidate this peripheral. 1354 */ 1355 cam_periph_invalidate(periph); 1356 announce_buf = NULL; 1357 } 1358 } 1359 } 1360 free(rdcap, M_SCSICD); 1361 if (announce_buf != NULL) { 1362 struct sbuf sb; 1363 1364 sbuf_new(&sb, softc->announce_buf, CD_ANNOUNCE_SZ, 1365 SBUF_FIXEDLEN); 1366 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1367 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, 1368 CD_Q_BIT_STRING); 1369 sbuf_finish(&sb); 1370 sbuf_putbuf(&sb); 1371 1372 /* 1373 * Create our sysctl variables, now that we know 1374 * we have successfully attached. 1375 */ 1376 taskqueue_enqueue(taskqueue_thread,&softc->sysctl_task); 1377 } 1378 softc->state = CD_STATE_NORMAL; 1379 /* 1380 * Since our peripheral may be invalidated by an error 1381 * above or an external event, we must release our CCB 1382 * before releasing the probe lock on the peripheral. 1383 * The peripheral will only go away once the last lock 1384 * is removed, and we need it around for the CCB release 1385 * operation. 1386 */ 1387 xpt_release_ccb(done_ccb); 1388 cam_periph_unhold(periph); 1389 return; 1390 } 1391 case CD_CCB_TUR: 1392 { 1393 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1394 if (cderror(done_ccb, CAM_RETRY_SELTO, 1395 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 1396 ERESTART) 1397 return; 1398 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1399 cam_release_devq(done_ccb->ccb_h.path, 1400 /*relsim_flags*/0, 1401 /*reduction*/0, 1402 /*timeout*/0, 1403 /*getcount_only*/0); 1404 } 1405 xpt_release_ccb(done_ccb); 1406 cam_periph_release_locked(periph); 1407 return; 1408 } 1409 case CD_CCB_MEDIA_ALLOW: 1410 case CD_CCB_MEDIA_PREVENT: 1411 { 1412 int error; 1413 int is_prevent; 1414 1415 error = 0; 1416 1417 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1418 error = cderror(done_ccb, CAM_RETRY_SELTO, 1419 SF_RETRY_UA | SF_NO_PRINT); 1420 } 1421 if (error == ERESTART) 1422 return; 1423 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1424 cam_release_devq(done_ccb->ccb_h.path, 1425 /*relsim_flags*/0, 1426 /*reduction*/0, 1427 /*timeout*/0, 1428 /*getcount_only*/0); 1429 1430 /* 1431 * Note that just like the original cdcheckmedia(), we do 1432 * a prevent without failing the whole operation if the 1433 * prevent fails. We try, but keep going if it doesn't 1434 * work. 1435 */ 1436 1437 if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1438 CD_CCB_MEDIA_PREVENT) 1439 is_prevent = 1; 1440 else 1441 is_prevent = 0; 1442 1443 xpt_release_ccb(done_ccb); 1444 1445 if (is_prevent != 0) { 1446 if (error == 0) 1447 softc->flags |= CD_FLAG_DISC_LOCKED; 1448 else 1449 softc->flags &= ~CD_FLAG_DISC_LOCKED; 1450 softc->state = CD_STATE_MEDIA_SIZE; 1451 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1452 } else { 1453 if (error == 0) 1454 softc->flags &= ~CD_FLAG_DISC_LOCKED; 1455 softc->state = CD_STATE_NORMAL; 1456 if (bioq_first(&softc->bio_queue) != NULL) 1457 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1458 } 1459 return; 1460 } 1461 case CD_CCB_MEDIA_SIZE: 1462 { 1463 struct scsi_read_capacity_data *rdcap; 1464 int error; 1465 1466 error = 0; 1467 if ((csio->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1468 error = cderror(done_ccb, CAM_RETRY_SELTO, 1469 SF_RETRY_UA | SF_NO_PRINT); 1470 } 1471 if (error == ERESTART) 1472 return; 1473 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1474 cam_release_devq(done_ccb->ccb_h.path, 1475 /*relsim_flags*/0, 1476 /*reduction*/0, 1477 /*timeout*/0, 1478 /*getcount_only*/0); 1479 rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; 1480 1481 if (error == 0) { 1482 softc->params.disksize =scsi_4btoul(rdcap->addr) + 1; 1483 softc->params.blksize = scsi_4btoul(rdcap->length); 1484 1485 /* Make sure we got at least some block size. */ 1486 if (softc->params.blksize == 0) 1487 error = EIO; 1488 /* 1489 * SCSI-3 mandates that the reported blocksize shall be 1490 * 2048. Older drives sometimes report funny values, 1491 * trim it down to 2048, or other parts of the kernel 1492 * will get confused. 1493 * 1494 * XXX we leave drives alone that might report 512 1495 * bytes, as well as drives reporting more weird 1496 * sizes like perhaps 4K. 1497 */ 1498 if (softc->params.blksize > 2048 1499 && softc->params.blksize <= 2352) 1500 softc->params.blksize = 2048; 1501 } 1502 free(rdcap, M_SCSICD); 1503 1504 if (error == 0) { 1505 softc->disk->d_sectorsize = softc->params.blksize; 1506 softc->disk->d_mediasize = 1507 (off_t)softc->params.blksize * 1508 softc->params.disksize; 1509 softc->flags |= CD_FLAG_SAW_MEDIA | CD_FLAG_VALID_MEDIA; 1510 softc->state = CD_STATE_MEDIA_TOC_HDR; 1511 } else { 1512 softc->flags &= ~(CD_FLAG_VALID_MEDIA | 1513 CD_FLAG_VALID_TOC); 1514 bioq_flush(&softc->bio_queue, NULL, EINVAL); 1515 softc->state = CD_STATE_MEDIA_ALLOW; 1516 cdmediaprobedone(periph); 1517 } 1518 xpt_release_ccb(done_ccb); 1519 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1520 return; 1521 } 1522 case CD_CCB_MEDIA_TOC_HDR: 1523 case CD_CCB_MEDIA_TOC_FULL: 1524 case CD_CCB_MEDIA_TOC_LEAD: 1525 { 1526 int error; 1527 struct ioc_toc_header *toch; 1528 int num_entries; 1529 int cdindex; 1530 1531 error = 0; 1532 1533 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1534 error = cderror(done_ccb, CAM_RETRY_SELTO, 1535 SF_RETRY_UA | SF_NO_PRINT); 1536 } 1537 if (error == ERESTART) 1538 return; 1539 1540 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1541 cam_release_devq(done_ccb->ccb_h.path, 1542 /*relsim_flags*/0, 1543 /*reduction*/0, 1544 /*timeout*/0, 1545 /*getcount_only*/0); 1546 1547 /* 1548 * We will get errors here for media that doesn't have a table 1549 * of contents. According to the MMC-3 spec: "When a Read 1550 * TOC/PMA/ATIP command is presented for a DDCD/CD-R/RW media, 1551 * where the first TOC has not been recorded (no complete 1552 * session) and the Format codes 0000b, 0001b, or 0010b are 1553 * specified, this command shall be rejected with an INVALID 1554 * FIELD IN CDB. Devices that are not capable of reading an 1555 * incomplete session on DDC/CD-R/RW media shall report 1556 * CANNOT READ MEDIUM - INCOMPATIBLE FORMAT." 1557 * 1558 * So this isn't fatal if we can't read the table of contents, 1559 * it just means that the user won't be able to issue the 1560 * play tracks ioctl, and likely lots of other stuff won't 1561 * work either. They need to burn the CD before we can do 1562 * a whole lot with it. So we don't print anything here if 1563 * we get an error back. 1564 * 1565 * We also bail out if the drive doesn't at least give us 1566 * the full TOC header. 1567 */ 1568 if ((error != 0) 1569 || ((csio->dxfer_len - csio->resid) < 1570 sizeof(struct ioc_toc_header))) { 1571 softc->flags &= ~CD_FLAG_VALID_TOC; 1572 bzero(&softc->toc, sizeof(softc->toc)); 1573 /* 1574 * Failing the TOC read is not an error. 1575 */ 1576 softc->state = CD_STATE_NORMAL; 1577 xpt_release_ccb(done_ccb); 1578 1579 cdmediaprobedone(periph); 1580 1581 /* 1582 * Go ahead and schedule I/O execution if there is 1583 * anything in the queue. It'll probably get 1584 * kicked out with an error. 1585 */ 1586 if (bioq_first(&softc->bio_queue) != NULL) 1587 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1588 return; 1589 } 1590 1591 /* 1592 * Note that this is NOT the storage location used for the 1593 * leadout! 1594 */ 1595 toch = &softc->toc.header; 1596 1597 if (softc->quirks & CD_Q_BCD_TRACKS) { 1598 toch->starting_track = bcd2bin(toch->starting_track); 1599 toch->ending_track = bcd2bin(toch->ending_track); 1600 } 1601 1602 /* Number of TOC entries, plus leadout */ 1603 num_entries = toch->ending_track - toch->starting_track + 2; 1604 cdindex = toch->starting_track + num_entries - 1; 1605 1606 if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1607 CD_CCB_MEDIA_TOC_HDR) { 1608 if (num_entries <= 0 || 1609 num_entries > nitems(softc->toc.entries)) { 1610 softc->flags &= ~CD_FLAG_VALID_TOC; 1611 bzero(&softc->toc, sizeof(softc->toc)); 1612 /* 1613 * Failing the TOC read is not an error. 1614 */ 1615 softc->state = CD_STATE_NORMAL; 1616 xpt_release_ccb(done_ccb); 1617 1618 cdmediaprobedone(periph); 1619 1620 /* 1621 * Go ahead and schedule I/O execution if 1622 * there is anything in the queue. It'll 1623 * probably get kicked out with an error. 1624 */ 1625 if (bioq_first(&softc->bio_queue) != NULL) 1626 xpt_schedule(periph, 1627 CAM_PRIORITY_NORMAL); 1628 } else { 1629 softc->toc_read_len = num_entries * 1630 sizeof(struct cd_toc_entry); 1631 softc->toc_read_len += sizeof(*toch); 1632 1633 softc->state = CD_STATE_MEDIA_TOC_FULL; 1634 xpt_release_ccb(done_ccb); 1635 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1636 } 1637 1638 return; 1639 } else if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1640 CD_CCB_MEDIA_TOC_LEAD) { 1641 struct cd_toc_single *leadout; 1642 1643 leadout = (struct cd_toc_single *)csio->data_ptr; 1644 softc->toc.entries[cdindex - toch->starting_track] = 1645 leadout->entry; 1646 } else if (((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1647 CD_CCB_MEDIA_TOC_FULL) 1648 && (cdindex == toch->ending_track + 1)) { 1649 /* 1650 * XXX KDM is this necessary? Probably only if the 1651 * drive doesn't return leadout information with the 1652 * table of contents. 1653 */ 1654 softc->state = CD_STATE_MEDIA_TOC_LEAD; 1655 xpt_release_ccb(done_ccb); 1656 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1657 return; 1658 } 1659 1660 if (softc->quirks & CD_Q_BCD_TRACKS) { 1661 for (cdindex = 0; cdindex < num_entries - 1; cdindex++){ 1662 softc->toc.entries[cdindex].track = 1663 bcd2bin(softc->toc.entries[cdindex].track); 1664 } 1665 } 1666 1667 softc->flags |= CD_FLAG_VALID_TOC; 1668 /* If the first track is audio, correct sector size. */ 1669 if ((softc->toc.entries[0].control & 4) == 0) { 1670 softc->disk->d_sectorsize =softc->params.blksize = 2352; 1671 softc->disk->d_mediasize = 1672 (off_t)softc->params.blksize * 1673 softc->params.disksize; 1674 } 1675 softc->state = CD_STATE_NORMAL; 1676 1677 /* 1678 * We unconditionally (re)set the blocksize each time the 1679 * CD device is opened. This is because the CD can change, 1680 * and therefore the blocksize might change. 1681 * XXX problems here if some slice or partition is still 1682 * open with the old size? 1683 */ 1684 if ((softc->disk->d_devstat->flags & DEVSTAT_BS_UNAVAILABLE)!=0) 1685 softc->disk->d_devstat->flags &= 1686 ~DEVSTAT_BS_UNAVAILABLE; 1687 softc->disk->d_devstat->block_size = softc->params.blksize; 1688 1689 xpt_release_ccb(done_ccb); 1690 1691 cdmediaprobedone(periph); 1692 1693 if (bioq_first(&softc->bio_queue) != NULL) 1694 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1695 return; 1696 } 1697 default: 1698 break; 1699 } 1700 xpt_release_ccb(done_ccb); 1701 } 1702 1703 static union cd_pages * 1704 cdgetpage(struct cd_mode_params *mode_params) 1705 { 1706 union cd_pages *page; 1707 1708 if (mode_params->cdb_size == 10) 1709 page = (union cd_pages *)find_mode_page_10( 1710 (struct scsi_mode_header_10 *)mode_params->mode_buf); 1711 else 1712 page = (union cd_pages *)find_mode_page_6( 1713 (struct scsi_mode_header_6 *)mode_params->mode_buf); 1714 1715 return (page); 1716 } 1717 1718 static int 1719 cdgetpagesize(int page_num) 1720 { 1721 u_int i; 1722 1723 for (i = 0; i < nitems(cd_page_size_table); i++) { 1724 if (cd_page_size_table[i].page == page_num) 1725 return (cd_page_size_table[i].page_size); 1726 } 1727 1728 return (-1); 1729 } 1730 1731 static struct cd_toc_entry * 1732 te_data_get_ptr(void *irtep, u_long cmd) 1733 { 1734 union { 1735 struct ioc_read_toc_entry irte; 1736 #ifdef COMPAT_FREEBSD32 1737 struct ioc_read_toc_entry32 irte32; 1738 #endif 1739 } *irteup; 1740 1741 irteup = irtep; 1742 switch (IOCPARM_LEN(cmd)) { 1743 case sizeof(irteup->irte): 1744 return (irteup->irte.data); 1745 #ifdef COMPAT_FREEBSD32 1746 case sizeof(irteup->irte32): 1747 return ((struct cd_toc_entry *)(uintptr_t)irteup->irte32.data); 1748 #endif 1749 default: 1750 panic("Unhandled ioctl command %ld", cmd); 1751 } 1752 } 1753 1754 static int 1755 cdioctl(struct disk *dp, u_long cmd, void *addr, int flag, struct thread *td) 1756 { 1757 1758 struct cam_periph *periph; 1759 struct cd_softc *softc; 1760 int error = 0; 1761 1762 periph = (struct cam_periph *)dp->d_drv1; 1763 cam_periph_lock(periph); 1764 1765 softc = (struct cd_softc *)periph->softc; 1766 1767 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 1768 ("cdioctl(%#lx)\n", cmd)); 1769 1770 if ((error = cam_periph_hold(periph, PRIBIO | PCATCH)) != 0) { 1771 cam_periph_unlock(periph); 1772 cam_periph_release(periph); 1773 return (error); 1774 } 1775 1776 /* 1777 * If we don't have media loaded, check for it. If still don't 1778 * have media loaded, we can only do a load or eject. 1779 * 1780 * We only care whether media is loaded if this is a cd-specific ioctl 1781 * (thus the IOCGROUP check below). Note that this will break if 1782 * anyone adds any ioctls into the switch statement below that don't 1783 * have their ioctl group set to 'c'. 1784 */ 1785 if (((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 1786 && ((cmd != CDIOCCLOSE) 1787 && (cmd != CDIOCEJECT)) 1788 && (IOCGROUP(cmd) == 'c')) { 1789 error = cdcheckmedia(periph, /*do_wait*/ 1); 1790 if (error != 0) { 1791 cam_periph_unhold(periph); 1792 cam_periph_unlock(periph); 1793 return (error); 1794 } 1795 } 1796 /* 1797 * Drop the lock here so later mallocs can use WAITOK. The periph 1798 * is essentially locked still with the cam_periph_hold call above. 1799 */ 1800 cam_periph_unlock(periph); 1801 1802 switch (cmd) { 1803 case CDIOCPLAYTRACKS: 1804 { 1805 struct ioc_play_track *args 1806 = (struct ioc_play_track *) addr; 1807 struct cd_mode_params params; 1808 union cd_pages *page; 1809 1810 params.alloc_len = sizeof(union cd_mode_data_6_10); 1811 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1812 M_WAITOK | M_ZERO); 1813 1814 cam_periph_lock(periph); 1815 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1816 ("trying to do CDIOCPLAYTRACKS\n")); 1817 1818 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1819 if (error) { 1820 free(params.mode_buf, M_SCSICD); 1821 cam_periph_unlock(periph); 1822 break; 1823 } 1824 page = cdgetpage(¶ms); 1825 1826 page->audio.flags &= ~CD_PA_SOTC; 1827 page->audio.flags |= CD_PA_IMMED; 1828 error = cdsetmode(periph, ¶ms); 1829 free(params.mode_buf, M_SCSICD); 1830 if (error) { 1831 cam_periph_unlock(periph); 1832 break; 1833 } 1834 1835 /* 1836 * This was originally implemented with the PLAY 1837 * AUDIO TRACK INDEX command, but that command was 1838 * deprecated after SCSI-2. Most (all?) SCSI CDROM 1839 * drives support it but ATAPI and ATAPI-derivative 1840 * drives don't seem to support it. So we keep a 1841 * cache of the table of contents and translate 1842 * track numbers to MSF format. 1843 */ 1844 if (softc->flags & CD_FLAG_VALID_TOC) { 1845 union msf_lba *sentry, *eentry; 1846 struct ioc_toc_header *th; 1847 int st, et; 1848 1849 th = &softc->toc.header; 1850 if (args->end_track < th->ending_track + 1) 1851 args->end_track++; 1852 if (args->end_track > th->ending_track + 1) 1853 args->end_track = th->ending_track + 1; 1854 st = args->start_track - th->starting_track; 1855 et = args->end_track - th->starting_track; 1856 if (st < 0 || et < 0 || 1857 st > th->ending_track - th->starting_track || 1858 et > th->ending_track - th->starting_track) { 1859 error = EINVAL; 1860 cam_periph_unlock(periph); 1861 break; 1862 } 1863 sentry = &softc->toc.entries[st].addr; 1864 eentry = &softc->toc.entries[et].addr; 1865 error = cdplaymsf(periph, 1866 sentry->msf.minute, 1867 sentry->msf.second, 1868 sentry->msf.frame, 1869 eentry->msf.minute, 1870 eentry->msf.second, 1871 eentry->msf.frame); 1872 } else { 1873 /* 1874 * If we don't have a valid TOC, try the 1875 * play track index command. It is part of 1876 * the SCSI-2 spec, but was removed in the 1877 * MMC specs. ATAPI and ATAPI-derived 1878 * drives don't support it. 1879 */ 1880 if (softc->quirks & CD_Q_BCD_TRACKS) { 1881 args->start_track = 1882 bin2bcd(args->start_track); 1883 args->end_track = 1884 bin2bcd(args->end_track); 1885 } 1886 error = cdplaytracks(periph, 1887 args->start_track, 1888 args->start_index, 1889 args->end_track, 1890 args->end_index); 1891 } 1892 cam_periph_unlock(periph); 1893 } 1894 break; 1895 case CDIOCPLAYMSF: 1896 { 1897 struct ioc_play_msf *args 1898 = (struct ioc_play_msf *) addr; 1899 struct cd_mode_params params; 1900 union cd_pages *page; 1901 1902 params.alloc_len = sizeof(union cd_mode_data_6_10); 1903 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1904 M_WAITOK | M_ZERO); 1905 1906 cam_periph_lock(periph); 1907 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1908 ("trying to do CDIOCPLAYMSF\n")); 1909 1910 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1911 if (error) { 1912 free(params.mode_buf, M_SCSICD); 1913 cam_periph_unlock(periph); 1914 break; 1915 } 1916 page = cdgetpage(¶ms); 1917 1918 page->audio.flags &= ~CD_PA_SOTC; 1919 page->audio.flags |= CD_PA_IMMED; 1920 error = cdsetmode(periph, ¶ms); 1921 free(params.mode_buf, M_SCSICD); 1922 if (error) { 1923 cam_periph_unlock(periph); 1924 break; 1925 } 1926 error = cdplaymsf(periph, 1927 args->start_m, 1928 args->start_s, 1929 args->start_f, 1930 args->end_m, 1931 args->end_s, 1932 args->end_f); 1933 cam_periph_unlock(periph); 1934 } 1935 break; 1936 case CDIOCPLAYBLOCKS: 1937 { 1938 struct ioc_play_blocks *args 1939 = (struct ioc_play_blocks *) addr; 1940 struct cd_mode_params params; 1941 union cd_pages *page; 1942 1943 params.alloc_len = sizeof(union cd_mode_data_6_10); 1944 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1945 M_WAITOK | M_ZERO); 1946 1947 cam_periph_lock(periph); 1948 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1949 ("trying to do CDIOCPLAYBLOCKS\n")); 1950 1951 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1952 if (error) { 1953 free(params.mode_buf, M_SCSICD); 1954 cam_periph_unlock(periph); 1955 break; 1956 } 1957 page = cdgetpage(¶ms); 1958 1959 page->audio.flags &= ~CD_PA_SOTC; 1960 page->audio.flags |= CD_PA_IMMED; 1961 error = cdsetmode(periph, ¶ms); 1962 free(params.mode_buf, M_SCSICD); 1963 if (error) { 1964 cam_periph_unlock(periph); 1965 break; 1966 } 1967 error = cdplay(periph, args->blk, args->len); 1968 cam_periph_unlock(periph); 1969 } 1970 break; 1971 case CDIOCREADSUBCHANNEL: 1972 { 1973 struct ioc_read_subchannel *args 1974 = (struct ioc_read_subchannel *) addr; 1975 struct cd_sub_channel_info *data; 1976 u_int32_t len = args->data_len; 1977 1978 data = malloc(sizeof(struct cd_sub_channel_info), 1979 M_SCSICD, M_WAITOK | M_ZERO); 1980 1981 cam_periph_lock(periph); 1982 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1983 ("trying to do CDIOCREADSUBCHANNEL\n")); 1984 1985 if ((len > sizeof(struct cd_sub_channel_info)) || 1986 (len < sizeof(struct cd_sub_channel_header))) { 1987 printf( 1988 "scsi_cd: cdioctl: " 1989 "cdioreadsubchannel: error, len=%d\n", 1990 len); 1991 error = EINVAL; 1992 free(data, M_SCSICD); 1993 cam_periph_unlock(periph); 1994 break; 1995 } 1996 1997 if (softc->quirks & CD_Q_BCD_TRACKS) 1998 args->track = bin2bcd(args->track); 1999 2000 error = cdreadsubchannel(periph, args->address_format, 2001 args->data_format, args->track, data, len); 2002 2003 if (error) { 2004 free(data, M_SCSICD); 2005 cam_periph_unlock(periph); 2006 break; 2007 } 2008 if (softc->quirks & CD_Q_BCD_TRACKS) 2009 data->what.track_info.track_number = 2010 bcd2bin(data->what.track_info.track_number); 2011 len = min(len, ((data->header.data_len[0] << 8) + 2012 data->header.data_len[1] + 2013 sizeof(struct cd_sub_channel_header))); 2014 cam_periph_unlock(periph); 2015 error = copyout(data, args->data, len); 2016 free(data, M_SCSICD); 2017 } 2018 break; 2019 2020 case CDIOREADTOCHEADER: 2021 { 2022 struct ioc_toc_header *th; 2023 2024 th = malloc(sizeof(struct ioc_toc_header), M_SCSICD, 2025 M_WAITOK | M_ZERO); 2026 2027 cam_periph_lock(periph); 2028 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2029 ("trying to do CDIOREADTOCHEADER\n")); 2030 2031 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2032 sizeof (*th), /*sense_flags*/SF_NO_PRINT); 2033 if (error) { 2034 free(th, M_SCSICD); 2035 cam_periph_unlock(periph); 2036 break; 2037 } 2038 if (softc->quirks & CD_Q_BCD_TRACKS) { 2039 /* we are going to have to convert the BCD 2040 * encoding on the cd to what is expected 2041 */ 2042 th->starting_track = 2043 bcd2bin(th->starting_track); 2044 th->ending_track = bcd2bin(th->ending_track); 2045 } 2046 th->len = ntohs(th->len); 2047 bcopy(th, addr, sizeof(*th)); 2048 free(th, M_SCSICD); 2049 cam_periph_unlock(periph); 2050 } 2051 break; 2052 case CDIOREADTOCENTRYS: 2053 #ifdef COMPAT_FREEBSD32 2054 case CDIOREADTOCENTRYS_32: 2055 #endif 2056 { 2057 struct cd_tocdata *data; 2058 struct cd_toc_single *lead; 2059 struct ioc_read_toc_entry *te = 2060 (struct ioc_read_toc_entry *) addr; 2061 struct ioc_toc_header *th; 2062 u_int32_t len, readlen, idx, num; 2063 u_int32_t starting_track = te->starting_track; 2064 2065 data = malloc(sizeof(*data), M_SCSICD, M_WAITOK | M_ZERO); 2066 lead = malloc(sizeof(*lead), M_SCSICD, M_WAITOK | M_ZERO); 2067 2068 cam_periph_lock(periph); 2069 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2070 ("trying to do CDIOREADTOCENTRYS\n")); 2071 2072 if (te->data_len < sizeof(struct cd_toc_entry) 2073 || (te->data_len % sizeof(struct cd_toc_entry)) != 0 2074 || (te->address_format != CD_MSF_FORMAT 2075 && te->address_format != CD_LBA_FORMAT)) { 2076 error = EINVAL; 2077 printf("scsi_cd: error in readtocentries, " 2078 "returning EINVAL\n"); 2079 free(data, M_SCSICD); 2080 free(lead, M_SCSICD); 2081 cam_periph_unlock(periph); 2082 break; 2083 } 2084 2085 th = &data->header; 2086 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2087 sizeof (*th), /*sense_flags*/0); 2088 if (error) { 2089 free(data, M_SCSICD); 2090 free(lead, M_SCSICD); 2091 cam_periph_unlock(periph); 2092 break; 2093 } 2094 2095 if (softc->quirks & CD_Q_BCD_TRACKS) { 2096 /* we are going to have to convert the BCD 2097 * encoding on the cd to what is expected 2098 */ 2099 th->starting_track = 2100 bcd2bin(th->starting_track); 2101 th->ending_track = bcd2bin(th->ending_track); 2102 } 2103 2104 if (starting_track == 0) 2105 starting_track = th->starting_track; 2106 else if (starting_track == LEADOUT) 2107 starting_track = th->ending_track + 1; 2108 else if (starting_track < th->starting_track || 2109 starting_track > th->ending_track + 1) { 2110 printf("scsi_cd: error in readtocentries, " 2111 "returning EINVAL\n"); 2112 free(data, M_SCSICD); 2113 free(lead, M_SCSICD); 2114 cam_periph_unlock(periph); 2115 error = EINVAL; 2116 break; 2117 } 2118 2119 /* calculate reading length without leadout entry */ 2120 readlen = (th->ending_track - starting_track + 1) * 2121 sizeof(struct cd_toc_entry); 2122 2123 /* and with leadout entry */ 2124 len = readlen + sizeof(struct cd_toc_entry); 2125 if (te->data_len < len) { 2126 len = te->data_len; 2127 if (readlen > len) 2128 readlen = len; 2129 } 2130 if (len > sizeof(data->entries)) { 2131 printf("scsi_cd: error in readtocentries, " 2132 "returning EINVAL\n"); 2133 error = EINVAL; 2134 free(data, M_SCSICD); 2135 free(lead, M_SCSICD); 2136 cam_periph_unlock(periph); 2137 break; 2138 } 2139 num = len / sizeof(struct cd_toc_entry); 2140 2141 if (readlen > 0) { 2142 error = cdreadtoc(periph, te->address_format, 2143 starting_track, 2144 (u_int8_t *)data, 2145 readlen + sizeof (*th), 2146 /*sense_flags*/0); 2147 if (error) { 2148 free(data, M_SCSICD); 2149 free(lead, M_SCSICD); 2150 cam_periph_unlock(periph); 2151 break; 2152 } 2153 } 2154 2155 /* make leadout entry if needed */ 2156 idx = starting_track + num - 1; 2157 if (softc->quirks & CD_Q_BCD_TRACKS) 2158 th->ending_track = bcd2bin(th->ending_track); 2159 if (idx == th->ending_track + 1) { 2160 error = cdreadtoc(periph, te->address_format, 2161 LEADOUT, (u_int8_t *)lead, 2162 sizeof(*lead), 2163 /*sense_flags*/0); 2164 if (error) { 2165 free(data, M_SCSICD); 2166 free(lead, M_SCSICD); 2167 cam_periph_unlock(periph); 2168 break; 2169 } 2170 data->entries[idx - starting_track] = 2171 lead->entry; 2172 } 2173 if (softc->quirks & CD_Q_BCD_TRACKS) { 2174 for (idx = 0; idx < num - 1; idx++) { 2175 data->entries[idx].track = 2176 bcd2bin(data->entries[idx].track); 2177 } 2178 } 2179 2180 cam_periph_unlock(periph); 2181 error = copyout(data->entries, te_data_get_ptr(te, cmd), 2182 len); 2183 free(data, M_SCSICD); 2184 free(lead, M_SCSICD); 2185 } 2186 break; 2187 case CDIOREADTOCENTRY: 2188 { 2189 struct cd_toc_single *data; 2190 struct ioc_read_toc_single_entry *te = 2191 (struct ioc_read_toc_single_entry *) addr; 2192 struct ioc_toc_header *th; 2193 u_int32_t track; 2194 2195 data = malloc(sizeof(*data), M_SCSICD, M_WAITOK | M_ZERO); 2196 2197 cam_periph_lock(periph); 2198 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2199 ("trying to do CDIOREADTOCENTRY\n")); 2200 2201 if (te->address_format != CD_MSF_FORMAT 2202 && te->address_format != CD_LBA_FORMAT) { 2203 printf("error in readtocentry, " 2204 " returning EINVAL\n"); 2205 free(data, M_SCSICD); 2206 error = EINVAL; 2207 cam_periph_unlock(periph); 2208 break; 2209 } 2210 2211 th = &data->header; 2212 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2213 sizeof (*th), /*sense_flags*/0); 2214 if (error) { 2215 free(data, M_SCSICD); 2216 cam_periph_unlock(periph); 2217 break; 2218 } 2219 2220 if (softc->quirks & CD_Q_BCD_TRACKS) { 2221 /* we are going to have to convert the BCD 2222 * encoding on the cd to what is expected 2223 */ 2224 th->starting_track = 2225 bcd2bin(th->starting_track); 2226 th->ending_track = bcd2bin(th->ending_track); 2227 } 2228 track = te->track; 2229 if (track == 0) 2230 track = th->starting_track; 2231 else if (track == LEADOUT) 2232 /* OK */; 2233 else if (track < th->starting_track || 2234 track > th->ending_track + 1) { 2235 printf("error in readtocentry, " 2236 " returning EINVAL\n"); 2237 free(data, M_SCSICD); 2238 error = EINVAL; 2239 cam_periph_unlock(periph); 2240 break; 2241 } 2242 2243 error = cdreadtoc(periph, te->address_format, track, 2244 (u_int8_t *)data, sizeof(*data), 2245 /*sense_flags*/0); 2246 if (error) { 2247 free(data, M_SCSICD); 2248 cam_periph_unlock(periph); 2249 break; 2250 } 2251 2252 if (softc->quirks & CD_Q_BCD_TRACKS) 2253 data->entry.track = bcd2bin(data->entry.track); 2254 bcopy(&data->entry, &te->entry, 2255 sizeof(struct cd_toc_entry)); 2256 free(data, M_SCSICD); 2257 cam_periph_unlock(periph); 2258 } 2259 break; 2260 case CDIOCSETPATCH: 2261 { 2262 struct ioc_patch *arg = (struct ioc_patch *)addr; 2263 struct cd_mode_params params; 2264 union cd_pages *page; 2265 2266 params.alloc_len = sizeof(union cd_mode_data_6_10); 2267 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2268 M_WAITOK | M_ZERO); 2269 2270 cam_periph_lock(periph); 2271 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2272 ("trying to do CDIOCSETPATCH\n")); 2273 2274 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2275 if (error) { 2276 free(params.mode_buf, M_SCSICD); 2277 cam_periph_unlock(periph); 2278 break; 2279 } 2280 page = cdgetpage(¶ms); 2281 2282 page->audio.port[LEFT_PORT].channels = 2283 arg->patch[0]; 2284 page->audio.port[RIGHT_PORT].channels = 2285 arg->patch[1]; 2286 page->audio.port[2].channels = arg->patch[2]; 2287 page->audio.port[3].channels = arg->patch[3]; 2288 error = cdsetmode(periph, ¶ms); 2289 free(params.mode_buf, M_SCSICD); 2290 cam_periph_unlock(periph); 2291 } 2292 break; 2293 case CDIOCGETVOL: 2294 { 2295 struct ioc_vol *arg = (struct ioc_vol *) addr; 2296 struct cd_mode_params params; 2297 union cd_pages *page; 2298 2299 params.alloc_len = sizeof(union cd_mode_data_6_10); 2300 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2301 M_WAITOK | M_ZERO); 2302 2303 cam_periph_lock(periph); 2304 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2305 ("trying to do CDIOCGETVOL\n")); 2306 2307 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2308 if (error) { 2309 free(params.mode_buf, M_SCSICD); 2310 cam_periph_unlock(periph); 2311 break; 2312 } 2313 page = cdgetpage(¶ms); 2314 2315 arg->vol[LEFT_PORT] = 2316 page->audio.port[LEFT_PORT].volume; 2317 arg->vol[RIGHT_PORT] = 2318 page->audio.port[RIGHT_PORT].volume; 2319 arg->vol[2] = page->audio.port[2].volume; 2320 arg->vol[3] = page->audio.port[3].volume; 2321 free(params.mode_buf, M_SCSICD); 2322 cam_periph_unlock(periph); 2323 } 2324 break; 2325 case CDIOCSETVOL: 2326 { 2327 struct ioc_vol *arg = (struct ioc_vol *) addr; 2328 struct cd_mode_params params; 2329 union cd_pages *page; 2330 2331 params.alloc_len = sizeof(union cd_mode_data_6_10); 2332 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2333 M_WAITOK | M_ZERO); 2334 2335 cam_periph_lock(periph); 2336 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2337 ("trying to do CDIOCSETVOL\n")); 2338 2339 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2340 if (error) { 2341 free(params.mode_buf, M_SCSICD); 2342 cam_periph_unlock(periph); 2343 break; 2344 } 2345 page = cdgetpage(¶ms); 2346 2347 page->audio.port[LEFT_PORT].channels = CHANNEL_0; 2348 page->audio.port[LEFT_PORT].volume = 2349 arg->vol[LEFT_PORT]; 2350 page->audio.port[RIGHT_PORT].channels = CHANNEL_1; 2351 page->audio.port[RIGHT_PORT].volume = 2352 arg->vol[RIGHT_PORT]; 2353 page->audio.port[2].volume = arg->vol[2]; 2354 page->audio.port[3].volume = arg->vol[3]; 2355 error = cdsetmode(periph, ¶ms); 2356 cam_periph_unlock(periph); 2357 free(params.mode_buf, M_SCSICD); 2358 } 2359 break; 2360 case CDIOCSETMONO: 2361 { 2362 struct cd_mode_params params; 2363 union cd_pages *page; 2364 2365 params.alloc_len = sizeof(union cd_mode_data_6_10); 2366 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2367 M_WAITOK | M_ZERO); 2368 2369 cam_periph_lock(periph); 2370 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2371 ("trying to do CDIOCSETMONO\n")); 2372 2373 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2374 if (error) { 2375 free(params.mode_buf, M_SCSICD); 2376 cam_periph_unlock(periph); 2377 break; 2378 } 2379 page = cdgetpage(¶ms); 2380 2381 page->audio.port[LEFT_PORT].channels = 2382 LEFT_CHANNEL | RIGHT_CHANNEL; 2383 page->audio.port[RIGHT_PORT].channels = 2384 LEFT_CHANNEL | RIGHT_CHANNEL; 2385 page->audio.port[2].channels = 0; 2386 page->audio.port[3].channels = 0; 2387 error = cdsetmode(periph, ¶ms); 2388 cam_periph_unlock(periph); 2389 free(params.mode_buf, M_SCSICD); 2390 } 2391 break; 2392 case CDIOCSETSTEREO: 2393 { 2394 struct cd_mode_params params; 2395 union cd_pages *page; 2396 2397 params.alloc_len = sizeof(union cd_mode_data_6_10); 2398 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2399 M_WAITOK | M_ZERO); 2400 2401 cam_periph_lock(periph); 2402 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2403 ("trying to do CDIOCSETSTEREO\n")); 2404 2405 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2406 if (error) { 2407 free(params.mode_buf, M_SCSICD); 2408 cam_periph_unlock(periph); 2409 break; 2410 } 2411 page = cdgetpage(¶ms); 2412 2413 page->audio.port[LEFT_PORT].channels = 2414 LEFT_CHANNEL; 2415 page->audio.port[RIGHT_PORT].channels = 2416 RIGHT_CHANNEL; 2417 page->audio.port[2].channels = 0; 2418 page->audio.port[3].channels = 0; 2419 error = cdsetmode(periph, ¶ms); 2420 free(params.mode_buf, M_SCSICD); 2421 cam_periph_unlock(periph); 2422 } 2423 break; 2424 case CDIOCSETMUTE: 2425 { 2426 struct cd_mode_params params; 2427 union cd_pages *page; 2428 2429 params.alloc_len = sizeof(union cd_mode_data_6_10); 2430 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2431 M_WAITOK | M_ZERO); 2432 2433 cam_periph_lock(periph); 2434 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2435 ("trying to do CDIOCSETMUTE\n")); 2436 2437 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2438 if (error) { 2439 free(params.mode_buf, M_SCSICD); 2440 cam_periph_unlock(periph); 2441 break; 2442 } 2443 page = cdgetpage(¶ms); 2444 2445 page->audio.port[LEFT_PORT].channels = 0; 2446 page->audio.port[RIGHT_PORT].channels = 0; 2447 page->audio.port[2].channels = 0; 2448 page->audio.port[3].channels = 0; 2449 error = cdsetmode(periph, ¶ms); 2450 free(params.mode_buf, M_SCSICD); 2451 cam_periph_unlock(periph); 2452 } 2453 break; 2454 case CDIOCSETLEFT: 2455 { 2456 struct cd_mode_params params; 2457 union cd_pages *page; 2458 2459 params.alloc_len = sizeof(union cd_mode_data_6_10); 2460 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2461 M_WAITOK | M_ZERO); 2462 2463 cam_periph_lock(periph); 2464 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2465 ("trying to do CDIOCSETLEFT\n")); 2466 2467 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2468 if (error) { 2469 free(params.mode_buf, M_SCSICD); 2470 cam_periph_unlock(periph); 2471 break; 2472 } 2473 page = cdgetpage(¶ms); 2474 2475 page->audio.port[LEFT_PORT].channels = LEFT_CHANNEL; 2476 page->audio.port[RIGHT_PORT].channels = LEFT_CHANNEL; 2477 page->audio.port[2].channels = 0; 2478 page->audio.port[3].channels = 0; 2479 error = cdsetmode(periph, ¶ms); 2480 free(params.mode_buf, M_SCSICD); 2481 cam_periph_unlock(periph); 2482 } 2483 break; 2484 case CDIOCSETRIGHT: 2485 { 2486 struct cd_mode_params params; 2487 union cd_pages *page; 2488 2489 params.alloc_len = sizeof(union cd_mode_data_6_10); 2490 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2491 M_WAITOK | M_ZERO); 2492 2493 cam_periph_lock(periph); 2494 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2495 ("trying to do CDIOCSETRIGHT\n")); 2496 2497 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2498 if (error) { 2499 free(params.mode_buf, M_SCSICD); 2500 cam_periph_unlock(periph); 2501 break; 2502 } 2503 page = cdgetpage(¶ms); 2504 2505 page->audio.port[LEFT_PORT].channels = RIGHT_CHANNEL; 2506 page->audio.port[RIGHT_PORT].channels = RIGHT_CHANNEL; 2507 page->audio.port[2].channels = 0; 2508 page->audio.port[3].channels = 0; 2509 error = cdsetmode(periph, ¶ms); 2510 free(params.mode_buf, M_SCSICD); 2511 cam_periph_unlock(periph); 2512 } 2513 break; 2514 case CDIOCRESUME: 2515 cam_periph_lock(periph); 2516 error = cdpause(periph, 1); 2517 cam_periph_unlock(periph); 2518 break; 2519 case CDIOCPAUSE: 2520 cam_periph_lock(periph); 2521 error = cdpause(periph, 0); 2522 cam_periph_unlock(periph); 2523 break; 2524 case CDIOCSTART: 2525 cam_periph_lock(periph); 2526 error = cdstartunit(periph, 0); 2527 cam_periph_unlock(periph); 2528 break; 2529 case CDIOCCLOSE: 2530 cam_periph_lock(periph); 2531 error = cdstartunit(periph, 1); 2532 cam_periph_unlock(periph); 2533 break; 2534 case CDIOCSTOP: 2535 cam_periph_lock(periph); 2536 error = cdstopunit(periph, 0); 2537 cam_periph_unlock(periph); 2538 break; 2539 case CDIOCEJECT: 2540 cam_periph_lock(periph); 2541 error = cdstopunit(periph, 1); 2542 cam_periph_unlock(periph); 2543 break; 2544 case CDIOCALLOW: 2545 cam_periph_lock(periph); 2546 cdprevent(periph, PR_ALLOW); 2547 cam_periph_unlock(periph); 2548 break; 2549 case CDIOCPREVENT: 2550 cam_periph_lock(periph); 2551 cdprevent(periph, PR_PREVENT); 2552 cam_periph_unlock(periph); 2553 break; 2554 case CDIOCSETDEBUG: 2555 /* sc_link->flags |= (SDEV_DB1 | SDEV_DB2); */ 2556 error = ENOTTY; 2557 break; 2558 case CDIOCCLRDEBUG: 2559 /* sc_link->flags &= ~(SDEV_DB1 | SDEV_DB2); */ 2560 error = ENOTTY; 2561 break; 2562 case CDIOCRESET: 2563 /* return (cd_reset(periph)); */ 2564 error = ENOTTY; 2565 break; 2566 case CDRIOCREADSPEED: 2567 cam_periph_lock(periph); 2568 error = cdsetspeed(periph, *(u_int32_t *)addr, CDR_MAX_SPEED); 2569 cam_periph_unlock(periph); 2570 break; 2571 case CDRIOCWRITESPEED: 2572 cam_periph_lock(periph); 2573 error = cdsetspeed(periph, CDR_MAX_SPEED, *(u_int32_t *)addr); 2574 cam_periph_unlock(periph); 2575 break; 2576 case CDRIOCGETBLOCKSIZE: 2577 *(int *)addr = softc->params.blksize; 2578 break; 2579 case CDRIOCSETBLOCKSIZE: 2580 if (*(int *)addr <= 0) { 2581 error = EINVAL; 2582 break; 2583 } 2584 softc->disk->d_sectorsize = softc->params.blksize = *(int *)addr; 2585 break; 2586 case DVDIOCSENDKEY: 2587 case DVDIOCREPORTKEY: { 2588 struct dvd_authinfo *authinfo; 2589 2590 authinfo = (struct dvd_authinfo *)addr; 2591 2592 if (cmd == DVDIOCREPORTKEY) 2593 error = cdreportkey(periph, authinfo); 2594 else 2595 error = cdsendkey(periph, authinfo); 2596 break; 2597 } 2598 case DVDIOCREADSTRUCTURE: { 2599 struct dvd_struct *dvdstruct; 2600 2601 dvdstruct = (struct dvd_struct *)addr; 2602 2603 error = cdreaddvdstructure(periph, dvdstruct); 2604 2605 break; 2606 } 2607 default: 2608 cam_periph_lock(periph); 2609 error = cam_periph_ioctl(periph, cmd, addr, cderror); 2610 cam_periph_unlock(periph); 2611 break; 2612 } 2613 2614 cam_periph_lock(periph); 2615 cam_periph_unhold(periph); 2616 2617 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdioctl\n")); 2618 if (error && bootverbose) { 2619 printf("scsi_cd.c::ioctl cmd=%08lx error=%d\n", cmd, error); 2620 } 2621 cam_periph_unlock(periph); 2622 2623 return (error); 2624 } 2625 2626 static void 2627 cdprevent(struct cam_periph *periph, int action) 2628 { 2629 union ccb *ccb; 2630 struct cd_softc *softc; 2631 int error; 2632 2633 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdprevent\n")); 2634 2635 cam_periph_assert(periph, MA_OWNED); 2636 softc = (struct cd_softc *)periph->softc; 2637 2638 if (((action == PR_ALLOW) 2639 && (softc->flags & CD_FLAG_DISC_LOCKED) == 0) 2640 || ((action == PR_PREVENT) 2641 && (softc->flags & CD_FLAG_DISC_LOCKED) != 0)) { 2642 return; 2643 } 2644 2645 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2646 2647 scsi_prevent(&ccb->csio, 2648 /*retries*/ cd_retry_count, 2649 /*cbfcnp*/NULL, 2650 MSG_SIMPLE_Q_TAG, 2651 action, 2652 SSD_FULL_SIZE, 2653 /* timeout */60000); 2654 2655 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 2656 /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT); 2657 2658 xpt_release_ccb(ccb); 2659 2660 if (error == 0) { 2661 if (action == PR_ALLOW) 2662 softc->flags &= ~CD_FLAG_DISC_LOCKED; 2663 else 2664 softc->flags |= CD_FLAG_DISC_LOCKED; 2665 } 2666 } 2667 2668 static void 2669 cdmediaprobedone(struct cam_periph *periph) 2670 { 2671 struct cd_softc *softc; 2672 2673 cam_periph_assert(periph, MA_OWNED); 2674 softc = (struct cd_softc *)periph->softc; 2675 2676 softc->flags &= ~CD_FLAG_MEDIA_SCAN_ACT; 2677 2678 if ((softc->flags & CD_FLAG_MEDIA_WAIT) != 0) { 2679 softc->flags &= ~CD_FLAG_MEDIA_WAIT; 2680 wakeup(&softc->toc); 2681 } 2682 } 2683 2684 /* 2685 * XXX: the disk media and sector size is only really able to change 2686 * XXX: while the device is closed. 2687 */ 2688 2689 static int 2690 cdcheckmedia(struct cam_periph *periph, int do_wait) 2691 { 2692 struct cd_softc *softc; 2693 int error; 2694 2695 cam_periph_assert(periph, MA_OWNED); 2696 softc = (struct cd_softc *)periph->softc; 2697 error = 0; 2698 2699 if ((do_wait != 0) 2700 && ((softc->flags & CD_FLAG_MEDIA_WAIT) == 0)) { 2701 softc->flags |= CD_FLAG_MEDIA_WAIT; 2702 } 2703 if ((softc->flags & CD_FLAG_MEDIA_SCAN_ACT) == 0) { 2704 softc->state = CD_STATE_MEDIA_PREVENT; 2705 softc->flags |= CD_FLAG_MEDIA_SCAN_ACT; 2706 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 2707 } 2708 2709 if (do_wait == 0) 2710 goto bailout; 2711 2712 error = msleep(&softc->toc, cam_periph_mtx(periph), PRIBIO,"cdmedia",0); 2713 2714 if (error != 0) 2715 goto bailout; 2716 2717 /* 2718 * Check to see whether we have a valid size from the media. We 2719 * may or may not have a valid TOC. 2720 */ 2721 if ((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 2722 error = EINVAL; 2723 bailout: 2724 2725 return (error); 2726 } 2727 2728 #if 0 2729 static int 2730 cdcheckmedia(struct cam_periph *periph) 2731 { 2732 struct cd_softc *softc; 2733 struct ioc_toc_header *toch; 2734 struct cd_toc_single leadout; 2735 u_int32_t size, toclen; 2736 int error, num_entries, cdindex; 2737 2738 softc = (struct cd_softc *)periph->softc; 2739 2740 cdprevent(periph, PR_PREVENT); 2741 softc->disk->d_sectorsize = 2048; 2742 softc->disk->d_mediasize = 0; 2743 2744 /* 2745 * Get the disc size and block size. If we can't get it, we don't 2746 * have media, most likely. 2747 */ 2748 if ((error = cdsize(periph, &size)) != 0) { 2749 softc->flags &= ~(CD_FLAG_VALID_MEDIA|CD_FLAG_VALID_TOC); 2750 cdprevent(periph, PR_ALLOW); 2751 return (error); 2752 } else { 2753 softc->flags |= CD_FLAG_SAW_MEDIA | CD_FLAG_VALID_MEDIA; 2754 softc->disk->d_sectorsize = softc->params.blksize; 2755 softc->disk->d_mediasize = 2756 (off_t)softc->params.blksize * softc->params.disksize; 2757 } 2758 2759 /* 2760 * Now we check the table of contents. This (currently) is only 2761 * used for the CDIOCPLAYTRACKS ioctl. It may be used later to do 2762 * things like present a separate entry in /dev for each track, 2763 * like that acd(4) driver does. 2764 */ 2765 bzero(&softc->toc, sizeof(softc->toc)); 2766 toch = &softc->toc.header; 2767 /* 2768 * We will get errors here for media that doesn't have a table of 2769 * contents. According to the MMC-3 spec: "When a Read TOC/PMA/ATIP 2770 * command is presented for a DDCD/CD-R/RW media, where the first TOC 2771 * has not been recorded (no complete session) and the Format codes 2772 * 0000b, 0001b, or 0010b are specified, this command shall be rejected 2773 * with an INVALID FIELD IN CDB. Devices that are not capable of 2774 * reading an incomplete session on DDC/CD-R/RW media shall report 2775 * CANNOT READ MEDIUM - INCOMPATIBLE FORMAT." 2776 * 2777 * So this isn't fatal if we can't read the table of contents, it 2778 * just means that the user won't be able to issue the play tracks 2779 * ioctl, and likely lots of other stuff won't work either. They 2780 * need to burn the CD before we can do a whole lot with it. So 2781 * we don't print anything here if we get an error back. 2782 */ 2783 error = cdreadtoc(periph, 0, 0, (u_int8_t *)toch, sizeof(*toch), 2784 SF_NO_PRINT); 2785 /* 2786 * Errors in reading the table of contents aren't fatal, we just 2787 * won't have a valid table of contents cached. 2788 */ 2789 if (error != 0) { 2790 error = 0; 2791 bzero(&softc->toc, sizeof(softc->toc)); 2792 goto bailout; 2793 } 2794 2795 if (softc->quirks & CD_Q_BCD_TRACKS) { 2796 toch->starting_track = bcd2bin(toch->starting_track); 2797 toch->ending_track = bcd2bin(toch->ending_track); 2798 } 2799 2800 /* Number of TOC entries, plus leadout */ 2801 num_entries = (toch->ending_track - toch->starting_track) + 2; 2802 2803 if (num_entries <= 0) 2804 goto bailout; 2805 2806 toclen = num_entries * sizeof(struct cd_toc_entry); 2807 2808 error = cdreadtoc(periph, CD_MSF_FORMAT, toch->starting_track, 2809 (u_int8_t *)&softc->toc, toclen + sizeof(*toch), 2810 SF_NO_PRINT); 2811 if (error != 0) { 2812 error = 0; 2813 bzero(&softc->toc, sizeof(softc->toc)); 2814 goto bailout; 2815 } 2816 2817 if (softc->quirks & CD_Q_BCD_TRACKS) { 2818 toch->starting_track = bcd2bin(toch->starting_track); 2819 toch->ending_track = bcd2bin(toch->ending_track); 2820 } 2821 /* 2822 * XXX KDM is this necessary? Probably only if the drive doesn't 2823 * return leadout information with the table of contents. 2824 */ 2825 cdindex = toch->starting_track + num_entries -1; 2826 if (cdindex == toch->ending_track + 1) { 2827 error = cdreadtoc(periph, CD_MSF_FORMAT, LEADOUT, 2828 (u_int8_t *)&leadout, sizeof(leadout), 2829 SF_NO_PRINT); 2830 if (error != 0) { 2831 error = 0; 2832 goto bailout; 2833 } 2834 softc->toc.entries[cdindex - toch->starting_track] = 2835 leadout.entry; 2836 } 2837 if (softc->quirks & CD_Q_BCD_TRACKS) { 2838 for (cdindex = 0; cdindex < num_entries - 1; cdindex++) { 2839 softc->toc.entries[cdindex].track = 2840 bcd2bin(softc->toc.entries[cdindex].track); 2841 } 2842 } 2843 2844 softc->flags |= CD_FLAG_VALID_TOC; 2845 2846 /* If the first track is audio, correct sector size. */ 2847 if ((softc->toc.entries[0].control & 4) == 0) { 2848 softc->disk->d_sectorsize = softc->params.blksize = 2352; 2849 softc->disk->d_mediasize = 2850 (off_t)softc->params.blksize * softc->params.disksize; 2851 } 2852 2853 bailout: 2854 2855 /* 2856 * We unconditionally (re)set the blocksize each time the 2857 * CD device is opened. This is because the CD can change, 2858 * and therefore the blocksize might change. 2859 * XXX problems here if some slice or partition is still 2860 * open with the old size? 2861 */ 2862 if ((softc->disk->d_devstat->flags & DEVSTAT_BS_UNAVAILABLE) != 0) 2863 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 2864 softc->disk->d_devstat->block_size = softc->params.blksize; 2865 2866 return (error); 2867 } 2868 2869 static int 2870 cdsize(struct cam_periph *periph, u_int32_t *size) 2871 { 2872 struct cd_softc *softc; 2873 union ccb *ccb; 2874 struct scsi_read_capacity_data *rcap_buf; 2875 int error; 2876 2877 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdsize\n")); 2878 2879 softc = (struct cd_softc *)periph->softc; 2880 2881 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2882 2883 /* XXX Should be M_WAITOK */ 2884 rcap_buf = malloc(sizeof(struct scsi_read_capacity_data), 2885 M_SCSICD, M_NOWAIT | M_ZERO); 2886 if (rcap_buf == NULL) 2887 return (ENOMEM); 2888 2889 scsi_read_capacity(&ccb->csio, 2890 /*retries*/ cd_retry_count, 2891 /*cbfcnp*/NULL, 2892 MSG_SIMPLE_Q_TAG, 2893 rcap_buf, 2894 SSD_FULL_SIZE, 2895 /* timeout */20000); 2896 2897 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 2898 /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT); 2899 2900 xpt_release_ccb(ccb); 2901 2902 softc->params.disksize = scsi_4btoul(rcap_buf->addr) + 1; 2903 softc->params.blksize = scsi_4btoul(rcap_buf->length); 2904 /* Make sure we got at least some block size. */ 2905 if (error == 0 && softc->params.blksize == 0) 2906 error = EIO; 2907 /* 2908 * SCSI-3 mandates that the reported blocksize shall be 2048. 2909 * Older drives sometimes report funny values, trim it down to 2910 * 2048, or other parts of the kernel will get confused. 2911 * 2912 * XXX we leave drives alone that might report 512 bytes, as 2913 * well as drives reporting more weird sizes like perhaps 4K. 2914 */ 2915 if (softc->params.blksize > 2048 && softc->params.blksize <= 2352) 2916 softc->params.blksize = 2048; 2917 2918 free(rcap_buf, M_SCSICD); 2919 *size = softc->params.disksize; 2920 2921 return (error); 2922 2923 } 2924 #endif 2925 2926 static int 2927 cd6byteworkaround(union ccb *ccb) 2928 { 2929 u_int8_t *cdb; 2930 struct cam_periph *periph; 2931 struct cd_softc *softc; 2932 struct cd_mode_params *params; 2933 int frozen, found; 2934 2935 periph = xpt_path_periph(ccb->ccb_h.path); 2936 softc = (struct cd_softc *)periph->softc; 2937 2938 cdb = ccb->csio.cdb_io.cdb_bytes; 2939 2940 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) 2941 || ((cdb[0] != MODE_SENSE_6) 2942 && (cdb[0] != MODE_SELECT_6))) 2943 return (0); 2944 2945 /* 2946 * Because there is no convenient place to stash the overall 2947 * cd_mode_params structure pointer, we have to grab it like this. 2948 * This means that ALL MODE_SENSE and MODE_SELECT requests in the 2949 * cd(4) driver MUST go through cdgetmode() and cdsetmode()! 2950 * 2951 * XXX It would be nice if, at some point, we could increase the 2952 * number of available peripheral private pointers. Both pointers 2953 * are currently used in most every peripheral driver. 2954 */ 2955 found = 0; 2956 2957 STAILQ_FOREACH(params, &softc->mode_queue, links) { 2958 if (params->mode_buf == ccb->csio.data_ptr) { 2959 found = 1; 2960 break; 2961 } 2962 } 2963 2964 /* 2965 * This shouldn't happen. All mode sense and mode select 2966 * operations in the cd(4) driver MUST go through cdgetmode() and 2967 * cdsetmode()! 2968 */ 2969 if (found == 0) { 2970 xpt_print(periph->path, 2971 "mode buffer not found in mode queue!\n"); 2972 return (0); 2973 } 2974 2975 params->cdb_size = 10; 2976 softc->minimum_command_size = 10; 2977 xpt_print(ccb->ccb_h.path, 2978 "%s(6) failed, increasing minimum CDB size to 10 bytes\n", 2979 (cdb[0] == MODE_SENSE_6) ? "MODE_SENSE" : "MODE_SELECT"); 2980 2981 if (cdb[0] == MODE_SENSE_6) { 2982 struct scsi_mode_sense_10 ms10; 2983 struct scsi_mode_sense_6 *ms6; 2984 int len; 2985 2986 ms6 = (struct scsi_mode_sense_6 *)cdb; 2987 2988 bzero(&ms10, sizeof(ms10)); 2989 ms10.opcode = MODE_SENSE_10; 2990 ms10.byte2 = ms6->byte2; 2991 ms10.page = ms6->page; 2992 2993 /* 2994 * 10 byte mode header, block descriptor, 2995 * sizeof(union cd_pages) 2996 */ 2997 len = sizeof(struct cd_mode_data_10); 2998 ccb->csio.dxfer_len = len; 2999 3000 scsi_ulto2b(len, ms10.length); 3001 ms10.control = ms6->control; 3002 bcopy(&ms10, cdb, 10); 3003 ccb->csio.cdb_len = 10; 3004 } else { 3005 struct scsi_mode_select_10 ms10; 3006 struct scsi_mode_select_6 *ms6; 3007 struct scsi_mode_header_6 *header6; 3008 struct scsi_mode_header_10 *header10; 3009 struct scsi_mode_page_header *page_header; 3010 int blk_desc_len, page_num, page_size, len; 3011 3012 ms6 = (struct scsi_mode_select_6 *)cdb; 3013 3014 bzero(&ms10, sizeof(ms10)); 3015 ms10.opcode = MODE_SELECT_10; 3016 ms10.byte2 = ms6->byte2; 3017 3018 header6 = (struct scsi_mode_header_6 *)params->mode_buf; 3019 header10 = (struct scsi_mode_header_10 *)params->mode_buf; 3020 3021 page_header = find_mode_page_6(header6); 3022 page_num = page_header->page_code; 3023 3024 blk_desc_len = header6->blk_desc_len; 3025 3026 page_size = cdgetpagesize(page_num); 3027 3028 if (page_size != (page_header->page_length + 3029 sizeof(*page_header))) 3030 page_size = page_header->page_length + 3031 sizeof(*page_header); 3032 3033 len = sizeof(*header10) + blk_desc_len + page_size; 3034 3035 len = min(params->alloc_len, len); 3036 3037 /* 3038 * Since the 6 byte parameter header is shorter than the 10 3039 * byte parameter header, we need to copy the actual mode 3040 * page data, and the block descriptor, if any, so things wind 3041 * up in the right place. The regions will overlap, but 3042 * bcopy() does the right thing. 3043 */ 3044 bcopy(params->mode_buf + sizeof(*header6), 3045 params->mode_buf + sizeof(*header10), 3046 len - sizeof(*header10)); 3047 3048 /* Make sure these fields are set correctly. */ 3049 scsi_ulto2b(0, header10->data_length); 3050 header10->medium_type = 0; 3051 scsi_ulto2b(blk_desc_len, header10->blk_desc_len); 3052 3053 ccb->csio.dxfer_len = len; 3054 3055 scsi_ulto2b(len, ms10.length); 3056 ms10.control = ms6->control; 3057 bcopy(&ms10, cdb, 10); 3058 ccb->csio.cdb_len = 10; 3059 } 3060 3061 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 3062 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3063 xpt_action(ccb); 3064 if (frozen) { 3065 cam_release_devq(ccb->ccb_h.path, 3066 /*relsim_flags*/0, 3067 /*openings*/0, 3068 /*timeout*/0, 3069 /*getcount_only*/0); 3070 } 3071 3072 return (ERESTART); 3073 } 3074 3075 static int 3076 cderror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3077 { 3078 struct cd_softc *softc; 3079 struct cam_periph *periph; 3080 int error, error_code, sense_key, asc, ascq; 3081 3082 periph = xpt_path_periph(ccb->ccb_h.path); 3083 softc = (struct cd_softc *)periph->softc; 3084 3085 cam_periph_assert(periph, MA_OWNED); 3086 3087 /* 3088 * We use a status of CAM_REQ_INVALID as shorthand -- if a 6 byte 3089 * CDB comes back with this particular error, try transforming it 3090 * into the 10 byte version. 3091 */ 3092 error = 0; 3093 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3094 error = cd6byteworkaround(ccb); 3095 } else if (scsi_extract_sense_ccb(ccb, 3096 &error_code, &sense_key, &asc, &ascq)) { 3097 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3098 error = cd6byteworkaround(ccb); 3099 else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3100 asc == 0x28 && ascq == 0x00) 3101 disk_media_changed(softc->disk, M_NOWAIT); 3102 else if (sense_key == SSD_KEY_NOT_READY && 3103 asc == 0x3a && (softc->flags & CD_FLAG_SAW_MEDIA)) { 3104 softc->flags &= ~CD_FLAG_SAW_MEDIA; 3105 disk_media_gone(softc->disk, M_NOWAIT); 3106 } 3107 } 3108 3109 if (error == ERESTART) 3110 return (error); 3111 3112 /* 3113 * XXX 3114 * Until we have a better way of doing pack validation, 3115 * don't treat UAs as errors. 3116 */ 3117 sense_flags |= SF_RETRY_UA; 3118 3119 if (softc->quirks & CD_Q_RETRY_BUSY) 3120 sense_flags |= SF_RETRY_BUSY; 3121 return (cam_periph_error(ccb, cam_flags, sense_flags)); 3122 } 3123 3124 static void 3125 cdmediapoll(void *arg) 3126 { 3127 struct cam_periph *periph = arg; 3128 struct cd_softc *softc = periph->softc; 3129 3130 if (softc->state == CD_STATE_NORMAL && !softc->tur && 3131 softc->outstanding_cmds == 0) { 3132 if (cam_periph_acquire(periph) == 0) { 3133 softc->tur = 1; 3134 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 3135 } 3136 } 3137 /* Queue us up again */ 3138 if (cd_poll_period != 0) 3139 callout_schedule(&softc->mediapoll_c, cd_poll_period * hz); 3140 } 3141 3142 /* 3143 * Read table of contents 3144 */ 3145 static int 3146 cdreadtoc(struct cam_periph *periph, u_int32_t mode, u_int32_t start, 3147 u_int8_t *data, u_int32_t len, u_int32_t sense_flags) 3148 { 3149 u_int32_t ntoc; 3150 struct ccb_scsiio *csio; 3151 union ccb *ccb; 3152 int error; 3153 3154 ntoc = len; 3155 error = 0; 3156 3157 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3158 3159 csio = &ccb->csio; 3160 3161 scsi_read_toc(csio, 3162 /* retries */ cd_retry_count, 3163 /* cbfcnp */ NULL, 3164 /* tag_action */ MSG_SIMPLE_Q_TAG, 3165 /* byte1_flags */ (mode == CD_MSF_FORMAT) ? CD_MSF : 0, 3166 /* format */ SRTOC_FORMAT_TOC, 3167 /* track*/ start, 3168 /* data_ptr */ data, 3169 /* dxfer_len */ len, 3170 /* sense_len */ SSD_FULL_SIZE, 3171 /* timeout */ 50000); 3172 3173 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3174 /*sense_flags*/SF_RETRY_UA | sense_flags); 3175 3176 xpt_release_ccb(ccb); 3177 3178 return(error); 3179 } 3180 3181 static int 3182 cdreadsubchannel(struct cam_periph *periph, u_int32_t mode, 3183 u_int32_t format, int track, 3184 struct cd_sub_channel_info *data, u_int32_t len) 3185 { 3186 struct scsi_read_subchannel *scsi_cmd; 3187 struct ccb_scsiio *csio; 3188 union ccb *ccb; 3189 int error; 3190 3191 error = 0; 3192 3193 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3194 3195 csio = &ccb->csio; 3196 3197 cam_fill_csio(csio, 3198 /* retries */ cd_retry_count, 3199 /* cbfcnp */ NULL, 3200 /* flags */ CAM_DIR_IN, 3201 /* tag_action */ MSG_SIMPLE_Q_TAG, 3202 /* data_ptr */ (u_int8_t *)data, 3203 /* dxfer_len */ len, 3204 /* sense_len */ SSD_FULL_SIZE, 3205 sizeof(struct scsi_read_subchannel), 3206 /* timeout */ 50000); 3207 3208 scsi_cmd = (struct scsi_read_subchannel *)&csio->cdb_io.cdb_bytes; 3209 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3210 3211 scsi_cmd->op_code = READ_SUBCHANNEL; 3212 if (mode == CD_MSF_FORMAT) 3213 scsi_cmd->byte1 |= CD_MSF; 3214 scsi_cmd->byte2 = SRS_SUBQ; 3215 scsi_cmd->subchan_format = format; 3216 scsi_cmd->track = track; 3217 scsi_ulto2b(len, (u_int8_t *)scsi_cmd->data_len); 3218 scsi_cmd->control = 0; 3219 3220 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3221 /*sense_flags*/SF_RETRY_UA); 3222 3223 xpt_release_ccb(ccb); 3224 3225 return(error); 3226 } 3227 3228 /* 3229 * All MODE_SENSE requests in the cd(4) driver MUST go through this 3230 * routine. See comments in cd6byteworkaround() for details. 3231 */ 3232 static int 3233 cdgetmode(struct cam_periph *periph, struct cd_mode_params *data, 3234 u_int32_t page) 3235 { 3236 struct ccb_scsiio *csio; 3237 struct cd_softc *softc; 3238 union ccb *ccb; 3239 int param_len; 3240 int error; 3241 3242 softc = (struct cd_softc *)periph->softc; 3243 3244 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3245 3246 csio = &ccb->csio; 3247 3248 data->cdb_size = softc->minimum_command_size; 3249 if (data->cdb_size < 10) 3250 param_len = sizeof(struct cd_mode_data); 3251 else 3252 param_len = sizeof(struct cd_mode_data_10); 3253 3254 /* Don't say we've got more room than we actually allocated */ 3255 param_len = min(param_len, data->alloc_len); 3256 3257 scsi_mode_sense_len(csio, 3258 /* retries */ cd_retry_count, 3259 /* cbfcnp */ NULL, 3260 /* tag_action */ MSG_SIMPLE_Q_TAG, 3261 /* dbd */ 0, 3262 /* page_code */ SMS_PAGE_CTRL_CURRENT, 3263 /* page */ page, 3264 /* param_buf */ data->mode_buf, 3265 /* param_len */ param_len, 3266 /* minimum_cmd_size */ softc->minimum_command_size, 3267 /* sense_len */ SSD_FULL_SIZE, 3268 /* timeout */ 50000); 3269 3270 /* 3271 * It would be nice not to have to do this, but there's no 3272 * available pointer in the CCB that would allow us to stuff the 3273 * mode params structure in there and retrieve it in 3274 * cd6byteworkaround(), so we can set the cdb size. The cdb size 3275 * lets the caller know what CDB size we ended up using, so they 3276 * can find the actual mode page offset. 3277 */ 3278 STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3279 3280 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3281 /*sense_flags*/SF_RETRY_UA); 3282 3283 xpt_release_ccb(ccb); 3284 3285 STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3286 3287 /* 3288 * This is a bit of belt-and-suspenders checking, but if we run 3289 * into a situation where the target sends back multiple block 3290 * descriptors, we might not have enough space in the buffer to 3291 * see the whole mode page. Better to return an error than 3292 * potentially access memory beyond our malloced region. 3293 */ 3294 if (error == 0) { 3295 u_int32_t data_len; 3296 3297 if (data->cdb_size == 10) { 3298 struct scsi_mode_header_10 *hdr10; 3299 3300 hdr10 = (struct scsi_mode_header_10 *)data->mode_buf; 3301 data_len = scsi_2btoul(hdr10->data_length); 3302 data_len += sizeof(hdr10->data_length); 3303 } else { 3304 struct scsi_mode_header_6 *hdr6; 3305 3306 hdr6 = (struct scsi_mode_header_6 *)data->mode_buf; 3307 data_len = hdr6->data_length; 3308 data_len += sizeof(hdr6->data_length); 3309 } 3310 3311 /* 3312 * Complain if there is more mode data available than we 3313 * allocated space for. This could potentially happen if 3314 * we miscalculated the page length for some reason, if the 3315 * drive returns multiple block descriptors, or if it sets 3316 * the data length incorrectly. 3317 */ 3318 if (data_len > data->alloc_len) { 3319 xpt_print(periph->path, "allocated modepage %d length " 3320 "%d < returned length %d\n", page, data->alloc_len, 3321 data_len); 3322 error = ENOSPC; 3323 } 3324 } 3325 return (error); 3326 } 3327 3328 /* 3329 * All MODE_SELECT requests in the cd(4) driver MUST go through this 3330 * routine. See comments in cd6byteworkaround() for details. 3331 */ 3332 static int 3333 cdsetmode(struct cam_periph *periph, struct cd_mode_params *data) 3334 { 3335 struct ccb_scsiio *csio; 3336 struct cd_softc *softc; 3337 union ccb *ccb; 3338 int cdb_size, param_len; 3339 int error; 3340 3341 softc = (struct cd_softc *)periph->softc; 3342 3343 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3344 3345 csio = &ccb->csio; 3346 3347 error = 0; 3348 3349 /* 3350 * If the data is formatted for the 10 byte version of the mode 3351 * select parameter list, we need to use the 10 byte CDB. 3352 * Otherwise, we use whatever the stored minimum command size. 3353 */ 3354 if (data->cdb_size == 10) 3355 cdb_size = data->cdb_size; 3356 else 3357 cdb_size = softc->minimum_command_size; 3358 3359 if (cdb_size >= 10) { 3360 struct scsi_mode_header_10 *mode_header; 3361 u_int32_t data_len; 3362 3363 mode_header = (struct scsi_mode_header_10 *)data->mode_buf; 3364 3365 data_len = scsi_2btoul(mode_header->data_length); 3366 3367 scsi_ulto2b(0, mode_header->data_length); 3368 /* 3369 * SONY drives do not allow a mode select with a medium_type 3370 * value that has just been returned by a mode sense; use a 3371 * medium_type of 0 (Default) instead. 3372 */ 3373 mode_header->medium_type = 0; 3374 3375 /* 3376 * Pass back whatever the drive passed to us, plus the size 3377 * of the data length field. 3378 */ 3379 param_len = data_len + sizeof(mode_header->data_length); 3380 3381 } else { 3382 struct scsi_mode_header_6 *mode_header; 3383 3384 mode_header = (struct scsi_mode_header_6 *)data->mode_buf; 3385 3386 param_len = mode_header->data_length + 1; 3387 3388 mode_header->data_length = 0; 3389 /* 3390 * SONY drives do not allow a mode select with a medium_type 3391 * value that has just been returned by a mode sense; use a 3392 * medium_type of 0 (Default) instead. 3393 */ 3394 mode_header->medium_type = 0; 3395 } 3396 3397 /* Don't say we've got more room than we actually allocated */ 3398 param_len = min(param_len, data->alloc_len); 3399 3400 scsi_mode_select_len(csio, 3401 /* retries */ cd_retry_count, 3402 /* cbfcnp */ NULL, 3403 /* tag_action */ MSG_SIMPLE_Q_TAG, 3404 /* scsi_page_fmt */ 1, 3405 /* save_pages */ 0, 3406 /* param_buf */ data->mode_buf, 3407 /* param_len */ param_len, 3408 /* minimum_cmd_size */ cdb_size, 3409 /* sense_len */ SSD_FULL_SIZE, 3410 /* timeout */ 50000); 3411 3412 /* See comments in cdgetmode() and cd6byteworkaround(). */ 3413 STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3414 3415 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3416 /*sense_flags*/SF_RETRY_UA); 3417 3418 xpt_release_ccb(ccb); 3419 3420 STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3421 3422 return (error); 3423 } 3424 3425 static int 3426 cdplay(struct cam_periph *periph, u_int32_t blk, u_int32_t len) 3427 { 3428 struct ccb_scsiio *csio; 3429 union ccb *ccb; 3430 int error; 3431 u_int8_t cdb_len; 3432 3433 error = 0; 3434 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3435 csio = &ccb->csio; 3436 /* 3437 * Use the smallest possible command to perform the operation. 3438 */ 3439 if ((len & 0xffff0000) == 0) { 3440 /* 3441 * We can fit in a 10 byte cdb. 3442 */ 3443 struct scsi_play_10 *scsi_cmd; 3444 3445 scsi_cmd = (struct scsi_play_10 *)&csio->cdb_io.cdb_bytes; 3446 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3447 scsi_cmd->op_code = PLAY_10; 3448 scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); 3449 scsi_ulto2b(len, (u_int8_t *)scsi_cmd->xfer_len); 3450 cdb_len = sizeof(*scsi_cmd); 3451 } else { 3452 struct scsi_play_12 *scsi_cmd; 3453 3454 scsi_cmd = (struct scsi_play_12 *)&csio->cdb_io.cdb_bytes; 3455 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3456 scsi_cmd->op_code = PLAY_12; 3457 scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); 3458 scsi_ulto4b(len, (u_int8_t *)scsi_cmd->xfer_len); 3459 cdb_len = sizeof(*scsi_cmd); 3460 } 3461 cam_fill_csio(csio, 3462 /*retries*/ cd_retry_count, 3463 /*cbfcnp*/NULL, 3464 /*flags*/CAM_DIR_NONE, 3465 MSG_SIMPLE_Q_TAG, 3466 /*dataptr*/NULL, 3467 /*datalen*/0, 3468 /*sense_len*/SSD_FULL_SIZE, 3469 cdb_len, 3470 /*timeout*/50 * 1000); 3471 3472 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3473 /*sense_flags*/SF_RETRY_UA); 3474 3475 xpt_release_ccb(ccb); 3476 3477 return(error); 3478 } 3479 3480 static int 3481 cdplaymsf(struct cam_periph *periph, u_int32_t startm, u_int32_t starts, 3482 u_int32_t startf, u_int32_t endm, u_int32_t ends, u_int32_t endf) 3483 { 3484 struct scsi_play_msf *scsi_cmd; 3485 struct ccb_scsiio *csio; 3486 union ccb *ccb; 3487 int error; 3488 3489 error = 0; 3490 3491 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3492 3493 csio = &ccb->csio; 3494 3495 cam_fill_csio(csio, 3496 /* retries */ cd_retry_count, 3497 /* cbfcnp */ NULL, 3498 /* flags */ CAM_DIR_NONE, 3499 /* tag_action */ MSG_SIMPLE_Q_TAG, 3500 /* data_ptr */ NULL, 3501 /* dxfer_len */ 0, 3502 /* sense_len */ SSD_FULL_SIZE, 3503 sizeof(struct scsi_play_msf), 3504 /* timeout */ 50000); 3505 3506 scsi_cmd = (struct scsi_play_msf *)&csio->cdb_io.cdb_bytes; 3507 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3508 3509 scsi_cmd->op_code = PLAY_MSF; 3510 scsi_cmd->start_m = startm; 3511 scsi_cmd->start_s = starts; 3512 scsi_cmd->start_f = startf; 3513 scsi_cmd->end_m = endm; 3514 scsi_cmd->end_s = ends; 3515 scsi_cmd->end_f = endf; 3516 3517 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3518 /*sense_flags*/SF_RETRY_UA); 3519 3520 xpt_release_ccb(ccb); 3521 3522 return(error); 3523 } 3524 3525 static int 3526 cdplaytracks(struct cam_periph *periph, u_int32_t strack, u_int32_t sindex, 3527 u_int32_t etrack, u_int32_t eindex) 3528 { 3529 struct scsi_play_track *scsi_cmd; 3530 struct ccb_scsiio *csio; 3531 union ccb *ccb; 3532 int error; 3533 3534 error = 0; 3535 3536 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3537 3538 csio = &ccb->csio; 3539 3540 cam_fill_csio(csio, 3541 /* retries */ cd_retry_count, 3542 /* cbfcnp */ NULL, 3543 /* flags */ CAM_DIR_NONE, 3544 /* tag_action */ MSG_SIMPLE_Q_TAG, 3545 /* data_ptr */ NULL, 3546 /* dxfer_len */ 0, 3547 /* sense_len */ SSD_FULL_SIZE, 3548 sizeof(struct scsi_play_track), 3549 /* timeout */ 50000); 3550 3551 scsi_cmd = (struct scsi_play_track *)&csio->cdb_io.cdb_bytes; 3552 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3553 3554 scsi_cmd->op_code = PLAY_TRACK; 3555 scsi_cmd->start_track = strack; 3556 scsi_cmd->start_index = sindex; 3557 scsi_cmd->end_track = etrack; 3558 scsi_cmd->end_index = eindex; 3559 3560 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3561 /*sense_flags*/SF_RETRY_UA); 3562 3563 xpt_release_ccb(ccb); 3564 3565 return(error); 3566 } 3567 3568 static int 3569 cdpause(struct cam_periph *periph, u_int32_t go) 3570 { 3571 struct scsi_pause *scsi_cmd; 3572 struct ccb_scsiio *csio; 3573 union ccb *ccb; 3574 int error; 3575 3576 error = 0; 3577 3578 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3579 3580 csio = &ccb->csio; 3581 3582 cam_fill_csio(csio, 3583 /* retries */ cd_retry_count, 3584 /* cbfcnp */ NULL, 3585 /* flags */ CAM_DIR_NONE, 3586 /* tag_action */ MSG_SIMPLE_Q_TAG, 3587 /* data_ptr */ NULL, 3588 /* dxfer_len */ 0, 3589 /* sense_len */ SSD_FULL_SIZE, 3590 sizeof(struct scsi_pause), 3591 /* timeout */ 50000); 3592 3593 scsi_cmd = (struct scsi_pause *)&csio->cdb_io.cdb_bytes; 3594 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3595 3596 scsi_cmd->op_code = PAUSE; 3597 scsi_cmd->resume = go; 3598 3599 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3600 /*sense_flags*/SF_RETRY_UA); 3601 3602 xpt_release_ccb(ccb); 3603 3604 return(error); 3605 } 3606 3607 static int 3608 cdstartunit(struct cam_periph *periph, int load) 3609 { 3610 union ccb *ccb; 3611 int error; 3612 3613 error = 0; 3614 3615 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3616 3617 scsi_start_stop(&ccb->csio, 3618 /* retries */ cd_retry_count, 3619 /* cbfcnp */ NULL, 3620 /* tag_action */ MSG_SIMPLE_Q_TAG, 3621 /* start */ TRUE, 3622 /* load_eject */ load, 3623 /* immediate */ FALSE, 3624 /* sense_len */ SSD_FULL_SIZE, 3625 /* timeout */ 50000); 3626 3627 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3628 /*sense_flags*/SF_RETRY_UA); 3629 3630 xpt_release_ccb(ccb); 3631 3632 return(error); 3633 } 3634 3635 static int 3636 cdstopunit(struct cam_periph *periph, u_int32_t eject) 3637 { 3638 union ccb *ccb; 3639 int error; 3640 3641 error = 0; 3642 3643 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3644 3645 scsi_start_stop(&ccb->csio, 3646 /* retries */ cd_retry_count, 3647 /* cbfcnp */ NULL, 3648 /* tag_action */ MSG_SIMPLE_Q_TAG, 3649 /* start */ FALSE, 3650 /* load_eject */ eject, 3651 /* immediate */ FALSE, 3652 /* sense_len */ SSD_FULL_SIZE, 3653 /* timeout */ 50000); 3654 3655 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3656 /*sense_flags*/SF_RETRY_UA); 3657 3658 xpt_release_ccb(ccb); 3659 3660 return(error); 3661 } 3662 3663 static int 3664 cdsetspeed(struct cam_periph *periph, u_int32_t rdspeed, u_int32_t wrspeed) 3665 { 3666 struct scsi_set_speed *scsi_cmd; 3667 struct ccb_scsiio *csio; 3668 union ccb *ccb; 3669 int error; 3670 3671 error = 0; 3672 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3673 csio = &ccb->csio; 3674 3675 /* Preserve old behavior: units in multiples of CDROM speed */ 3676 if (rdspeed < 177) 3677 rdspeed *= 177; 3678 if (wrspeed < 177) 3679 wrspeed *= 177; 3680 3681 cam_fill_csio(csio, 3682 /* retries */ cd_retry_count, 3683 /* cbfcnp */ NULL, 3684 /* flags */ CAM_DIR_NONE, 3685 /* tag_action */ MSG_SIMPLE_Q_TAG, 3686 /* data_ptr */ NULL, 3687 /* dxfer_len */ 0, 3688 /* sense_len */ SSD_FULL_SIZE, 3689 sizeof(struct scsi_set_speed), 3690 /* timeout */ 50000); 3691 3692 scsi_cmd = (struct scsi_set_speed *)&csio->cdb_io.cdb_bytes; 3693 bzero(scsi_cmd, sizeof(*scsi_cmd)); 3694 3695 scsi_cmd->opcode = SET_CD_SPEED; 3696 scsi_ulto2b(rdspeed, scsi_cmd->readspeed); 3697 scsi_ulto2b(wrspeed, scsi_cmd->writespeed); 3698 3699 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3700 /*sense_flags*/SF_RETRY_UA); 3701 3702 xpt_release_ccb(ccb); 3703 3704 return(error); 3705 } 3706 3707 static int 3708 cdreportkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 3709 { 3710 union ccb *ccb; 3711 u_int8_t *databuf; 3712 u_int32_t lba; 3713 int error; 3714 int length; 3715 3716 error = 0; 3717 databuf = NULL; 3718 lba = 0; 3719 3720 switch (authinfo->format) { 3721 case DVD_REPORT_AGID: 3722 length = sizeof(struct scsi_report_key_data_agid); 3723 break; 3724 case DVD_REPORT_CHALLENGE: 3725 length = sizeof(struct scsi_report_key_data_challenge); 3726 break; 3727 case DVD_REPORT_KEY1: 3728 length = sizeof(struct scsi_report_key_data_key1_key2); 3729 break; 3730 case DVD_REPORT_TITLE_KEY: 3731 length = sizeof(struct scsi_report_key_data_title); 3732 /* The lba field is only set for the title key */ 3733 lba = authinfo->lba; 3734 break; 3735 case DVD_REPORT_ASF: 3736 length = sizeof(struct scsi_report_key_data_asf); 3737 break; 3738 case DVD_REPORT_RPC: 3739 length = sizeof(struct scsi_report_key_data_rpc); 3740 break; 3741 case DVD_INVALIDATE_AGID: 3742 length = 0; 3743 break; 3744 default: 3745 return (EINVAL); 3746 } 3747 3748 if (length != 0) { 3749 databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3750 } else 3751 databuf = NULL; 3752 3753 cam_periph_lock(periph); 3754 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3755 3756 scsi_report_key(&ccb->csio, 3757 /* retries */ cd_retry_count, 3758 /* cbfcnp */ NULL, 3759 /* tag_action */ MSG_SIMPLE_Q_TAG, 3760 /* lba */ lba, 3761 /* agid */ authinfo->agid, 3762 /* key_format */ authinfo->format, 3763 /* data_ptr */ databuf, 3764 /* dxfer_len */ length, 3765 /* sense_len */ SSD_FULL_SIZE, 3766 /* timeout */ 50000); 3767 3768 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3769 /*sense_flags*/SF_RETRY_UA); 3770 3771 if (error != 0) 3772 goto bailout; 3773 3774 if (ccb->csio.resid != 0) { 3775 xpt_print(periph->path, "warning, residual for report key " 3776 "command is %d\n", ccb->csio.resid); 3777 } 3778 3779 switch(authinfo->format) { 3780 case DVD_REPORT_AGID: { 3781 struct scsi_report_key_data_agid *agid_data; 3782 3783 agid_data = (struct scsi_report_key_data_agid *)databuf; 3784 3785 authinfo->agid = (agid_data->agid & RKD_AGID_MASK) >> 3786 RKD_AGID_SHIFT; 3787 break; 3788 } 3789 case DVD_REPORT_CHALLENGE: { 3790 struct scsi_report_key_data_challenge *chal_data; 3791 3792 chal_data = (struct scsi_report_key_data_challenge *)databuf; 3793 3794 bcopy(chal_data->challenge_key, authinfo->keychal, 3795 min(sizeof(chal_data->challenge_key), 3796 sizeof(authinfo->keychal))); 3797 break; 3798 } 3799 case DVD_REPORT_KEY1: { 3800 struct scsi_report_key_data_key1_key2 *key1_data; 3801 3802 key1_data = (struct scsi_report_key_data_key1_key2 *)databuf; 3803 3804 bcopy(key1_data->key1, authinfo->keychal, 3805 min(sizeof(key1_data->key1), sizeof(authinfo->keychal))); 3806 break; 3807 } 3808 case DVD_REPORT_TITLE_KEY: { 3809 struct scsi_report_key_data_title *title_data; 3810 3811 title_data = (struct scsi_report_key_data_title *)databuf; 3812 3813 authinfo->cpm = (title_data->byte0 & RKD_TITLE_CPM) >> 3814 RKD_TITLE_CPM_SHIFT; 3815 authinfo->cp_sec = (title_data->byte0 & RKD_TITLE_CP_SEC) >> 3816 RKD_TITLE_CP_SEC_SHIFT; 3817 authinfo->cgms = (title_data->byte0 & RKD_TITLE_CMGS_MASK) >> 3818 RKD_TITLE_CMGS_SHIFT; 3819 bcopy(title_data->title_key, authinfo->keychal, 3820 min(sizeof(title_data->title_key), 3821 sizeof(authinfo->keychal))); 3822 break; 3823 } 3824 case DVD_REPORT_ASF: { 3825 struct scsi_report_key_data_asf *asf_data; 3826 3827 asf_data = (struct scsi_report_key_data_asf *)databuf; 3828 3829 authinfo->asf = asf_data->success & RKD_ASF_SUCCESS; 3830 break; 3831 } 3832 case DVD_REPORT_RPC: { 3833 struct scsi_report_key_data_rpc *rpc_data; 3834 3835 rpc_data = (struct scsi_report_key_data_rpc *)databuf; 3836 3837 authinfo->reg_type = (rpc_data->byte4 & RKD_RPC_TYPE_MASK) >> 3838 RKD_RPC_TYPE_SHIFT; 3839 authinfo->vend_rsts = 3840 (rpc_data->byte4 & RKD_RPC_VENDOR_RESET_MASK) >> 3841 RKD_RPC_VENDOR_RESET_SHIFT; 3842 authinfo->user_rsts = rpc_data->byte4 & RKD_RPC_USER_RESET_MASK; 3843 authinfo->region = rpc_data->region_mask; 3844 authinfo->rpc_scheme = rpc_data->rpc_scheme1; 3845 break; 3846 } 3847 case DVD_INVALIDATE_AGID: 3848 break; 3849 default: 3850 /* This should be impossible, since we checked above */ 3851 error = EINVAL; 3852 goto bailout; 3853 break; /* NOTREACHED */ 3854 } 3855 3856 bailout: 3857 xpt_release_ccb(ccb); 3858 cam_periph_unlock(periph); 3859 3860 if (databuf != NULL) 3861 free(databuf, M_DEVBUF); 3862 3863 return(error); 3864 } 3865 3866 static int 3867 cdsendkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 3868 { 3869 union ccb *ccb; 3870 u_int8_t *databuf; 3871 int length; 3872 int error; 3873 3874 error = 0; 3875 databuf = NULL; 3876 3877 switch(authinfo->format) { 3878 case DVD_SEND_CHALLENGE: { 3879 struct scsi_report_key_data_challenge *challenge_data; 3880 3881 length = sizeof(*challenge_data); 3882 3883 challenge_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3884 3885 databuf = (u_int8_t *)challenge_data; 3886 3887 scsi_ulto2b(length - sizeof(challenge_data->data_len), 3888 challenge_data->data_len); 3889 3890 bcopy(authinfo->keychal, challenge_data->challenge_key, 3891 min(sizeof(authinfo->keychal), 3892 sizeof(challenge_data->challenge_key))); 3893 break; 3894 } 3895 case DVD_SEND_KEY2: { 3896 struct scsi_report_key_data_key1_key2 *key2_data; 3897 3898 length = sizeof(*key2_data); 3899 3900 key2_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3901 3902 databuf = (u_int8_t *)key2_data; 3903 3904 scsi_ulto2b(length - sizeof(key2_data->data_len), 3905 key2_data->data_len); 3906 3907 bcopy(authinfo->keychal, key2_data->key1, 3908 min(sizeof(authinfo->keychal), sizeof(key2_data->key1))); 3909 3910 break; 3911 } 3912 case DVD_SEND_RPC: { 3913 struct scsi_send_key_data_rpc *rpc_data; 3914 3915 length = sizeof(*rpc_data); 3916 3917 rpc_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3918 3919 databuf = (u_int8_t *)rpc_data; 3920 3921 scsi_ulto2b(length - sizeof(rpc_data->data_len), 3922 rpc_data->data_len); 3923 3924 rpc_data->region_code = authinfo->region; 3925 break; 3926 } 3927 default: 3928 return (EINVAL); 3929 } 3930 3931 cam_periph_lock(periph); 3932 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3933 3934 scsi_send_key(&ccb->csio, 3935 /* retries */ cd_retry_count, 3936 /* cbfcnp */ NULL, 3937 /* tag_action */ MSG_SIMPLE_Q_TAG, 3938 /* agid */ authinfo->agid, 3939 /* key_format */ authinfo->format, 3940 /* data_ptr */ databuf, 3941 /* dxfer_len */ length, 3942 /* sense_len */ SSD_FULL_SIZE, 3943 /* timeout */ 50000); 3944 3945 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3946 /*sense_flags*/SF_RETRY_UA); 3947 3948 xpt_release_ccb(ccb); 3949 cam_periph_unlock(periph); 3950 3951 if (databuf != NULL) 3952 free(databuf, M_DEVBUF); 3953 3954 return(error); 3955 } 3956 3957 static int 3958 cdreaddvdstructure(struct cam_periph *periph, struct dvd_struct *dvdstruct) 3959 { 3960 union ccb *ccb; 3961 u_int8_t *databuf; 3962 u_int32_t address; 3963 int error; 3964 int length; 3965 3966 error = 0; 3967 databuf = NULL; 3968 /* The address is reserved for many of the formats */ 3969 address = 0; 3970 3971 switch(dvdstruct->format) { 3972 case DVD_STRUCT_PHYSICAL: 3973 length = sizeof(struct scsi_read_dvd_struct_data_physical); 3974 break; 3975 case DVD_STRUCT_COPYRIGHT: 3976 length = sizeof(struct scsi_read_dvd_struct_data_copyright); 3977 break; 3978 case DVD_STRUCT_DISCKEY: 3979 length = sizeof(struct scsi_read_dvd_struct_data_disc_key); 3980 break; 3981 case DVD_STRUCT_BCA: 3982 length = sizeof(struct scsi_read_dvd_struct_data_bca); 3983 break; 3984 case DVD_STRUCT_MANUFACT: 3985 length = sizeof(struct scsi_read_dvd_struct_data_manufacturer); 3986 break; 3987 case DVD_STRUCT_CMI: 3988 return (ENODEV); 3989 case DVD_STRUCT_PROTDISCID: 3990 length = sizeof(struct scsi_read_dvd_struct_data_prot_discid); 3991 break; 3992 case DVD_STRUCT_DISCKEYBLOCK: 3993 length = sizeof(struct scsi_read_dvd_struct_data_disc_key_blk); 3994 break; 3995 case DVD_STRUCT_DDS: 3996 length = sizeof(struct scsi_read_dvd_struct_data_dds); 3997 break; 3998 case DVD_STRUCT_MEDIUM_STAT: 3999 length = sizeof(struct scsi_read_dvd_struct_data_medium_status); 4000 break; 4001 case DVD_STRUCT_SPARE_AREA: 4002 length = sizeof(struct scsi_read_dvd_struct_data_spare_area); 4003 break; 4004 case DVD_STRUCT_RMD_LAST: 4005 return (ENODEV); 4006 case DVD_STRUCT_RMD_RMA: 4007 return (ENODEV); 4008 case DVD_STRUCT_PRERECORDED: 4009 length = sizeof(struct scsi_read_dvd_struct_data_leadin); 4010 break; 4011 case DVD_STRUCT_UNIQUEID: 4012 length = sizeof(struct scsi_read_dvd_struct_data_disc_id); 4013 break; 4014 case DVD_STRUCT_DCB: 4015 return (ENODEV); 4016 case DVD_STRUCT_LIST: 4017 /* 4018 * This is the maximum allocation length for the READ DVD 4019 * STRUCTURE command. There's nothing in the MMC3 spec 4020 * that indicates a limit in the amount of data that can 4021 * be returned from this call, other than the limits 4022 * imposed by the 2-byte length variables. 4023 */ 4024 length = 65535; 4025 break; 4026 default: 4027 return (EINVAL); 4028 } 4029 4030 if (length != 0) { 4031 databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 4032 } else 4033 databuf = NULL; 4034 4035 cam_periph_lock(periph); 4036 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 4037 4038 scsi_read_dvd_structure(&ccb->csio, 4039 /* retries */ cd_retry_count, 4040 /* cbfcnp */ NULL, 4041 /* tag_action */ MSG_SIMPLE_Q_TAG, 4042 /* lba */ address, 4043 /* layer_number */ dvdstruct->layer_num, 4044 /* key_format */ dvdstruct->format, 4045 /* agid */ dvdstruct->agid, 4046 /* data_ptr */ databuf, 4047 /* dxfer_len */ length, 4048 /* sense_len */ SSD_FULL_SIZE, 4049 /* timeout */ 50000); 4050 4051 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 4052 /*sense_flags*/SF_RETRY_UA); 4053 4054 if (error != 0) 4055 goto bailout; 4056 4057 switch(dvdstruct->format) { 4058 case DVD_STRUCT_PHYSICAL: { 4059 struct scsi_read_dvd_struct_data_layer_desc *inlayer; 4060 struct dvd_layer *outlayer; 4061 struct scsi_read_dvd_struct_data_physical *phys_data; 4062 4063 phys_data = 4064 (struct scsi_read_dvd_struct_data_physical *)databuf; 4065 inlayer = &phys_data->layer_desc; 4066 outlayer = (struct dvd_layer *)&dvdstruct->data; 4067 4068 dvdstruct->length = sizeof(*inlayer); 4069 4070 outlayer->book_type = (inlayer->book_type_version & 4071 RDSD_BOOK_TYPE_MASK) >> RDSD_BOOK_TYPE_SHIFT; 4072 outlayer->book_version = (inlayer->book_type_version & 4073 RDSD_BOOK_VERSION_MASK); 4074 outlayer->disc_size = (inlayer->disc_size_max_rate & 4075 RDSD_DISC_SIZE_MASK) >> RDSD_DISC_SIZE_SHIFT; 4076 outlayer->max_rate = (inlayer->disc_size_max_rate & 4077 RDSD_MAX_RATE_MASK); 4078 outlayer->nlayers = (inlayer->layer_info & 4079 RDSD_NUM_LAYERS_MASK) >> RDSD_NUM_LAYERS_SHIFT; 4080 outlayer->track_path = (inlayer->layer_info & 4081 RDSD_TRACK_PATH_MASK) >> RDSD_TRACK_PATH_SHIFT; 4082 outlayer->layer_type = (inlayer->layer_info & 4083 RDSD_LAYER_TYPE_MASK); 4084 outlayer->linear_density = (inlayer->density & 4085 RDSD_LIN_DENSITY_MASK) >> RDSD_LIN_DENSITY_SHIFT; 4086 outlayer->track_density = (inlayer->density & 4087 RDSD_TRACK_DENSITY_MASK); 4088 outlayer->bca = (inlayer->bca & RDSD_BCA_MASK) >> 4089 RDSD_BCA_SHIFT; 4090 outlayer->start_sector = scsi_3btoul(inlayer->main_data_start); 4091 outlayer->end_sector = scsi_3btoul(inlayer->main_data_end); 4092 outlayer->end_sector_l0 = 4093 scsi_3btoul(inlayer->end_sector_layer0); 4094 break; 4095 } 4096 case DVD_STRUCT_COPYRIGHT: { 4097 struct scsi_read_dvd_struct_data_copyright *copy_data; 4098 4099 copy_data = (struct scsi_read_dvd_struct_data_copyright *) 4100 databuf; 4101 4102 dvdstruct->cpst = copy_data->cps_type; 4103 dvdstruct->rmi = copy_data->region_info; 4104 dvdstruct->length = 0; 4105 4106 break; 4107 } 4108 default: 4109 /* 4110 * Tell the user what the overall length is, no matter 4111 * what we can actually fit in the data buffer. 4112 */ 4113 dvdstruct->length = length - ccb->csio.resid - 4114 sizeof(struct scsi_read_dvd_struct_data_header); 4115 4116 /* 4117 * But only actually copy out the smaller of what we read 4118 * in or what the structure can take. 4119 */ 4120 bcopy(databuf + sizeof(struct scsi_read_dvd_struct_data_header), 4121 dvdstruct->data, 4122 min(sizeof(dvdstruct->data), dvdstruct->length)); 4123 break; 4124 } 4125 4126 bailout: 4127 xpt_release_ccb(ccb); 4128 cam_periph_unlock(periph); 4129 4130 if (databuf != NULL) 4131 free(databuf, M_DEVBUF); 4132 4133 return(error); 4134 } 4135 4136 void 4137 scsi_report_key(struct ccb_scsiio *csio, u_int32_t retries, 4138 void (*cbfcnp)(struct cam_periph *, union ccb *), 4139 u_int8_t tag_action, u_int32_t lba, u_int8_t agid, 4140 u_int8_t key_format, u_int8_t *data_ptr, u_int32_t dxfer_len, 4141 u_int8_t sense_len, u_int32_t timeout) 4142 { 4143 struct scsi_report_key *scsi_cmd; 4144 4145 scsi_cmd = (struct scsi_report_key *)&csio->cdb_io.cdb_bytes; 4146 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4147 scsi_cmd->opcode = REPORT_KEY; 4148 scsi_ulto4b(lba, scsi_cmd->lba); 4149 scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 4150 scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 4151 (key_format & RK_KF_KEYFORMAT_MASK); 4152 4153 cam_fill_csio(csio, 4154 retries, 4155 cbfcnp, 4156 /*flags*/ (dxfer_len == 0) ? CAM_DIR_NONE : CAM_DIR_IN, 4157 tag_action, 4158 /*data_ptr*/ data_ptr, 4159 /*dxfer_len*/ dxfer_len, 4160 sense_len, 4161 sizeof(*scsi_cmd), 4162 timeout); 4163 } 4164 4165 void 4166 scsi_send_key(struct ccb_scsiio *csio, u_int32_t retries, 4167 void (*cbfcnp)(struct cam_periph *, union ccb *), 4168 u_int8_t tag_action, u_int8_t agid, u_int8_t key_format, 4169 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 4170 u_int32_t timeout) 4171 { 4172 struct scsi_send_key *scsi_cmd; 4173 4174 scsi_cmd = (struct scsi_send_key *)&csio->cdb_io.cdb_bytes; 4175 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4176 scsi_cmd->opcode = SEND_KEY; 4177 4178 scsi_ulto2b(dxfer_len, scsi_cmd->param_len); 4179 scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 4180 (key_format & RK_KF_KEYFORMAT_MASK); 4181 4182 cam_fill_csio(csio, 4183 retries, 4184 cbfcnp, 4185 /*flags*/ CAM_DIR_OUT, 4186 tag_action, 4187 /*data_ptr*/ data_ptr, 4188 /*dxfer_len*/ dxfer_len, 4189 sense_len, 4190 sizeof(*scsi_cmd), 4191 timeout); 4192 } 4193 4194 void 4195 scsi_read_dvd_structure(struct ccb_scsiio *csio, u_int32_t retries, 4196 void (*cbfcnp)(struct cam_periph *, union ccb *), 4197 u_int8_t tag_action, u_int32_t address, 4198 u_int8_t layer_number, u_int8_t format, u_int8_t agid, 4199 u_int8_t *data_ptr, u_int32_t dxfer_len, 4200 u_int8_t sense_len, u_int32_t timeout) 4201 { 4202 struct scsi_read_dvd_structure *scsi_cmd; 4203 4204 scsi_cmd = (struct scsi_read_dvd_structure *)&csio->cdb_io.cdb_bytes; 4205 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4206 scsi_cmd->opcode = READ_DVD_STRUCTURE; 4207 4208 scsi_ulto4b(address, scsi_cmd->address); 4209 scsi_cmd->layer_number = layer_number; 4210 scsi_cmd->format = format; 4211 scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 4212 /* The AGID is the top two bits of this byte */ 4213 scsi_cmd->agid = agid << 6; 4214 4215 cam_fill_csio(csio, 4216 retries, 4217 cbfcnp, 4218 /*flags*/ CAM_DIR_IN, 4219 tag_action, 4220 /*data_ptr*/ data_ptr, 4221 /*dxfer_len*/ dxfer_len, 4222 sense_len, 4223 sizeof(*scsi_cmd), 4224 timeout); 4225 } 4226 4227 void 4228 scsi_read_toc(struct ccb_scsiio *csio, uint32_t retries, 4229 void (*cbfcnp)(struct cam_periph *, union ccb *), 4230 uint8_t tag_action, uint8_t byte1_flags, uint8_t format, 4231 uint8_t track, uint8_t *data_ptr, uint32_t dxfer_len, 4232 int sense_len, int timeout) 4233 { 4234 struct scsi_read_toc *scsi_cmd; 4235 4236 scsi_cmd = (struct scsi_read_toc *)&csio->cdb_io.cdb_bytes; 4237 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4238 scsi_cmd->op_code = READ_TOC; 4239 4240 /* 4241 * The structure is counting from 1, the function counting from 0. 4242 * The spec counts from 0. In MMC-6, there is only one flag, the 4243 * MSF flag. But we put the whole byte in for a bit a future-proofing. 4244 */ 4245 scsi_cmd->byte2 = byte1_flags; 4246 scsi_cmd->format = format; 4247 scsi_cmd->from_track = track; 4248 scsi_ulto2b(dxfer_len, scsi_cmd->data_len); 4249 4250 cam_fill_csio(csio, 4251 /* retries */ retries, 4252 /* cbfcnp */ cbfcnp, 4253 /* flags */ CAM_DIR_IN, 4254 /* tag_action */ tag_action, 4255 /* data_ptr */ data_ptr, 4256 /* dxfer_len */ dxfer_len, 4257 /* sense_len */ sense_len, 4258 sizeof(*scsi_cmd), 4259 /* timeout */ timeout); 4260 } 4261