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