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