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