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