| 1 | /* |
| 2 | * Copyright (c) 1997 Justin T. Gibbs. |
| 3 | * Copyright (c) 1997, 1998, 1999, 2000, 2001 Kenneth D. Merry. |
| 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions, and the following disclaimer, |
| 11 | * without modification, immediately at the beginning of the file. |
| 12 | * 2. The name of the author may not be used to endorse or promote products |
| 13 | * derived from this software without specific prior written permission. |
| 14 | * |
| 15 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| 16 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 17 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 18 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR |
| 19 | * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 20 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 21 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 22 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 23 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 24 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 25 | * SUCH DAMAGE. |
| 26 | * |
| 27 | * $FreeBSD: src/sys/cam/scsi/scsi_cd.c,v 1.31.2.13 2002/11/25 05:30:31 njl Exp $ |
| 28 | * $DragonFly: src/sys/bus/cam/scsi/scsi_cd.c,v 1.9 2003/08/07 21:16:44 dillon Exp $ |
| 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 "opt_cd.h" |
| 51 | |
| 52 | #include <sys/param.h> |
| 53 | #include <sys/bootmaj.h> |
| 54 | #include <sys/systm.h> |
| 55 | #include <sys/kernel.h> |
| 56 | #include <sys/buf.h> |
| 57 | #include <sys/conf.h> |
| 58 | #include <sys/disk.h> |
| 59 | #include <sys/malloc.h> |
| 60 | #include <sys/cdio.h> |
| 61 | #include <sys/cdrio.h> |
| 62 | #include <sys/dvdio.h> |
| 63 | #include <sys/devicestat.h> |
| 64 | #include <sys/sysctl.h> |
| 65 | #include <sys/proc.h> |
| 66 | #include <sys/buf2.h> |
| 67 | |
| 68 | #include "../cam.h" |
| 69 | #include "../cam_ccb.h" |
| 70 | #include "../cam_extend.h" |
| 71 | #include "../cam_periph.h" |
| 72 | #include "../cam_xpt_periph.h" |
| 73 | #include "../cam_queue.h" |
| 74 | |
| 75 | #include "scsi_message.h" |
| 76 | #include "scsi_da.h" |
| 77 | #include "scsi_cd.h" |
| 78 | |
| 79 | #define LEADOUT 0xaa /* leadout toc entry */ |
| 80 | |
| 81 | struct cd_params { |
| 82 | u_int32_t blksize; |
| 83 | u_long disksize; |
| 84 | }; |
| 85 | |
| 86 | typedef enum { |
| 87 | CD_Q_NONE = 0x00, |
| 88 | CD_Q_NO_TOUCH = 0x01, |
| 89 | CD_Q_BCD_TRACKS = 0x02, |
| 90 | CD_Q_NO_CHANGER = 0x04, |
| 91 | CD_Q_CHANGER = 0x08 |
| 92 | } cd_quirks; |
| 93 | |
| 94 | typedef enum { |
| 95 | CD_FLAG_INVALID = 0x001, |
| 96 | CD_FLAG_NEW_DISC = 0x002, |
| 97 | CD_FLAG_DISC_LOCKED = 0x004, |
| 98 | CD_FLAG_DISC_REMOVABLE = 0x008, |
| 99 | CD_FLAG_TAGGED_QUEUING = 0x010, |
| 100 | CD_FLAG_CHANGER = 0x040, |
| 101 | CD_FLAG_ACTIVE = 0x080, |
| 102 | CD_FLAG_SCHED_ON_COMP = 0x100, |
| 103 | CD_FLAG_RETRY_UA = 0x200 |
| 104 | } cd_flags; |
| 105 | |
| 106 | typedef enum { |
| 107 | CD_CCB_PROBE = 0x01, |
| 108 | CD_CCB_BUFFER_IO = 0x02, |
| 109 | CD_CCB_WAITING = 0x03, |
| 110 | CD_CCB_TYPE_MASK = 0x0F, |
| 111 | CD_CCB_RETRY_UA = 0x10 |
| 112 | } cd_ccb_state; |
| 113 | |
| 114 | typedef enum { |
| 115 | CHANGER_TIMEOUT_SCHED = 0x01, |
| 116 | CHANGER_SHORT_TMOUT_SCHED = 0x02, |
| 117 | CHANGER_MANUAL_CALL = 0x04, |
| 118 | CHANGER_NEED_TIMEOUT = 0x08 |
| 119 | } cd_changer_flags; |
| 120 | |
| 121 | #define ccb_state ppriv_field0 |
| 122 | #define ccb_bp ppriv_ptr1 |
| 123 | |
| 124 | typedef enum { |
| 125 | CD_STATE_PROBE, |
| 126 | CD_STATE_NORMAL |
| 127 | } cd_state; |
| 128 | |
| 129 | struct cd_softc { |
| 130 | cam_pinfo pinfo; |
| 131 | cd_state state; |
| 132 | volatile cd_flags flags; |
| 133 | struct buf_queue_head buf_queue; |
| 134 | LIST_HEAD(, ccb_hdr) pending_ccbs; |
| 135 | struct cd_params params; |
| 136 | struct disk disk; |
| 137 | union ccb saved_ccb; |
| 138 | cd_quirks quirks; |
| 139 | struct devstat device_stats; |
| 140 | STAILQ_ENTRY(cd_softc) changer_links; |
| 141 | struct cdchanger *changer; |
| 142 | int bufs_left; |
| 143 | struct cam_periph *periph; |
| 144 | }; |
| 145 | |
| 146 | struct cd_quirk_entry { |
| 147 | struct scsi_inquiry_pattern inq_pat; |
| 148 | cd_quirks quirks; |
| 149 | }; |
| 150 | |
| 151 | /* |
| 152 | * These quirk entries aren't strictly necessary. Basically, what they do |
| 153 | * is tell cdregister() up front that a device is a changer. Otherwise, it |
| 154 | * will figure that fact out once it sees a LUN on the device that is |
| 155 | * greater than 0. If it is known up front that a device is a changer, all |
| 156 | * I/O to the device will go through the changer scheduling routines, as |
| 157 | * opposed to the "normal" CD code. |
| 158 | */ |
| 159 | static struct cd_quirk_entry cd_quirk_table[] = |
| 160 | { |
| 161 | { |
| 162 | { T_CDROM, SIP_MEDIA_REMOVABLE, "NRC", "MBR-7", "*"}, |
| 163 | /*quirks*/ CD_Q_CHANGER |
| 164 | }, |
| 165 | { |
| 166 | { T_CDROM, SIP_MEDIA_REMOVABLE, "PIONEER", "CD-ROM DRM*", |
| 167 | "*"}, /* quirks */ CD_Q_CHANGER |
| 168 | }, |
| 169 | { |
| 170 | { T_CDROM, SIP_MEDIA_REMOVABLE, "NAKAMICH", "MJ-*", "*"}, |
| 171 | /* quirks */ CD_Q_CHANGER |
| 172 | }, |
| 173 | { |
| 174 | { T_CDROM, SIP_MEDIA_REMOVABLE, "CHINON", "CD-ROM CDS-535","*"}, |
| 175 | /* quirks */ CD_Q_BCD_TRACKS |
| 176 | } |
| 177 | }; |
| 178 | |
| 179 | static d_open_t cdopen; |
| 180 | static d_close_t cdclose; |
| 181 | static d_ioctl_t cdioctl; |
| 182 | static d_strategy_t cdstrategy; |
| 183 | |
| 184 | static periph_init_t cdinit; |
| 185 | static periph_ctor_t cdregister; |
| 186 | static periph_dtor_t cdcleanup; |
| 187 | static periph_start_t cdstart; |
| 188 | static periph_oninv_t cdoninvalidate; |
| 189 | static void cdasync(void *callback_arg, u_int32_t code, |
| 190 | struct cam_path *path, void *arg); |
| 191 | static void cdshorttimeout(void *arg); |
| 192 | static void cdschedule(struct cam_periph *periph, int priority); |
| 193 | static void cdrunchangerqueue(void *arg); |
| 194 | static void cdchangerschedule(struct cd_softc *softc); |
| 195 | static int cdrunccb(union ccb *ccb, |
| 196 | int (*error_routine)(union ccb *ccb, |
| 197 | u_int32_t cam_flags, |
| 198 | u_int32_t sense_flags), |
| 199 | u_int32_t cam_flags, u_int32_t sense_flags); |
| 200 | static union ccb *cdgetccb(struct cam_periph *periph, |
| 201 | u_int32_t priority); |
| 202 | static void cddone(struct cam_periph *periph, |
| 203 | union ccb *start_ccb); |
| 204 | static int cderror(union ccb *ccb, u_int32_t cam_flags, |
| 205 | u_int32_t sense_flags); |
| 206 | static void cdprevent(struct cam_periph *periph, int action); |
| 207 | static int cdsize(dev_t dev, u_int32_t *size); |
| 208 | static int cdfirsttrackisdata(struct cam_periph *periph); |
| 209 | static int cdreadtoc(struct cam_periph *periph, u_int32_t mode, |
| 210 | u_int32_t start, struct cd_toc_entry *data, |
| 211 | u_int32_t len); |
| 212 | static int cdgetmode(struct cam_periph *periph, |
| 213 | struct cd_mode_data *data, u_int32_t page); |
| 214 | static int cdsetmode(struct cam_periph *periph, |
| 215 | struct cd_mode_data *data); |
| 216 | static int cdplay(struct cam_periph *periph, u_int32_t blk, |
| 217 | u_int32_t len); |
| 218 | static int cdreadsubchannel(struct cam_periph *periph, |
| 219 | u_int32_t mode, u_int32_t format, |
| 220 | int track, |
| 221 | struct cd_sub_channel_info *data, |
| 222 | u_int32_t len); |
| 223 | static int cdplaymsf(struct cam_periph *periph, u_int32_t startm, |
| 224 | u_int32_t starts, u_int32_t startf, |
| 225 | u_int32_t endm, u_int32_t ends, |
| 226 | u_int32_t endf); |
| 227 | static int cdplaytracks(struct cam_periph *periph, |
| 228 | u_int32_t strack, u_int32_t sindex, |
| 229 | u_int32_t etrack, u_int32_t eindex); |
| 230 | static int cdpause(struct cam_periph *periph, u_int32_t go); |
| 231 | static int cdstopunit(struct cam_periph *periph, u_int32_t eject); |
| 232 | static int cdstartunit(struct cam_periph *periph); |
| 233 | static int cdsetspeed(struct cam_periph *periph, |
| 234 | u_int32_t rdspeed, u_int32_t wrspeed); |
| 235 | static int cdreportkey(struct cam_periph *periph, |
| 236 | struct dvd_authinfo *authinfo); |
| 237 | static int cdsendkey(struct cam_periph *periph, |
| 238 | struct dvd_authinfo *authinfo); |
| 239 | static int cdreaddvdstructure(struct cam_periph *periph, |
| 240 | struct dvd_struct *dvdstruct); |
| 241 | |
| 242 | static struct periph_driver cddriver = |
| 243 | { |
| 244 | cdinit, "cd", |
| 245 | TAILQ_HEAD_INITIALIZER(cddriver.units), /* generation */ 0 |
| 246 | }; |
| 247 | |
| 248 | DATA_SET(periphdriver_set, cddriver); |
| 249 | |
| 250 | /* For 2.2-stable support */ |
| 251 | #ifndef D_DISK |
| 252 | #define D_DISK 0 |
| 253 | #endif |
| 254 | static struct cdevsw cd_cdevsw = { |
| 255 | /* name */ "cd", |
| 256 | /* maj */ SCSICD_CDEV_MAJOR, |
| 257 | /* flags */ D_DISK, |
| 258 | /* port */ NULL, |
| 259 | /* autoq */ 0, |
| 260 | |
| 261 | /* open */ cdopen, |
| 262 | /* close */ cdclose, |
| 263 | /* read */ physread, |
| 264 | /* write */ physwrite, |
| 265 | /* ioctl */ cdioctl, |
| 266 | /* poll */ nopoll, |
| 267 | /* mmap */ nommap, |
| 268 | /* strategy */ cdstrategy, |
| 269 | /* dump */ nodump, |
| 270 | /* psize */ nopsize, |
| 271 | }; |
| 272 | |
| 273 | static struct extend_array *cdperiphs; |
| 274 | static int num_changers; |
| 275 | |
| 276 | #ifndef CHANGER_MIN_BUSY_SECONDS |
| 277 | #define CHANGER_MIN_BUSY_SECONDS 5 |
| 278 | #endif |
| 279 | #ifndef CHANGER_MAX_BUSY_SECONDS |
| 280 | #define CHANGER_MAX_BUSY_SECONDS 15 |
| 281 | #endif |
| 282 | |
| 283 | static int changer_min_busy_seconds = CHANGER_MIN_BUSY_SECONDS; |
| 284 | static int changer_max_busy_seconds = CHANGER_MAX_BUSY_SECONDS; |
| 285 | |
| 286 | /* |
| 287 | * XXX KDM this CAM node should be moved if we ever get more CAM sysctl |
| 288 | * variables. |
| 289 | */ |
| 290 | SYSCTL_NODE(_kern, OID_AUTO, cam, CTLFLAG_RD, 0, "CAM Subsystem"); |
| 291 | SYSCTL_NODE(_kern_cam, OID_AUTO, cd, CTLFLAG_RD, 0, "CAM CDROM driver"); |
| 292 | SYSCTL_NODE(_kern_cam_cd, OID_AUTO, changer, CTLFLAG_RD, 0, "CD Changer"); |
| 293 | SYSCTL_INT(_kern_cam_cd_changer, OID_AUTO, min_busy_seconds, CTLFLAG_RW, |
| 294 | &changer_min_busy_seconds, 0, "Minimum changer scheduling quantum"); |
| 295 | SYSCTL_INT(_kern_cam_cd_changer, OID_AUTO, max_busy_seconds, CTLFLAG_RW, |
| 296 | &changer_max_busy_seconds, 0, "Maximum changer scheduling quantum"); |
| 297 | |
| 298 | struct cdchanger { |
| 299 | path_id_t path_id; |
| 300 | target_id_t target_id; |
| 301 | int num_devices; |
| 302 | struct camq devq; |
| 303 | struct timeval start_time; |
| 304 | struct cd_softc *cur_device; |
| 305 | struct callout_handle short_handle; |
| 306 | struct callout_handle long_handle; |
| 307 | volatile cd_changer_flags flags; |
| 308 | STAILQ_ENTRY(cdchanger) changer_links; |
| 309 | STAILQ_HEAD(chdevlist, cd_softc) chluns; |
| 310 | }; |
| 311 | |
| 312 | static STAILQ_HEAD(changerlist, cdchanger) changerq; |
| 313 | |
| 314 | void |
| 315 | cdinit(void) |
| 316 | { |
| 317 | cam_status status; |
| 318 | struct cam_path *path; |
| 319 | |
| 320 | /* |
| 321 | * Create our extend array for storing the devices we attach to. |
| 322 | */ |
| 323 | cdperiphs = cam_extend_new(); |
| 324 | if (cdperiphs == NULL) { |
| 325 | printf("cd: Failed to alloc extend array!\n"); |
| 326 | return; |
| 327 | } |
| 328 | |
| 329 | /* |
| 330 | * Install a global async callback. This callback will |
| 331 | * receive async callbacks like "new device found". |
| 332 | */ |
| 333 | status = xpt_create_path(&path, /*periph*/NULL, CAM_XPT_PATH_ID, |
| 334 | CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); |
| 335 | |
| 336 | if (status == CAM_REQ_CMP) { |
| 337 | struct ccb_setasync csa; |
| 338 | |
| 339 | xpt_setup_ccb(&csa.ccb_h, path, /*priority*/5); |
| 340 | csa.ccb_h.func_code = XPT_SASYNC_CB; |
| 341 | csa.event_enable = AC_FOUND_DEVICE; |
| 342 | csa.callback = cdasync; |
| 343 | csa.callback_arg = NULL; |
| 344 | xpt_action((union ccb *)&csa); |
| 345 | status = csa.ccb_h.status; |
| 346 | xpt_free_path(path); |
| 347 | } |
| 348 | |
| 349 | if (status != CAM_REQ_CMP) { |
| 350 | printf("cd: Failed to attach master async callback " |
| 351 | "due to status 0x%x!\n", status); |
| 352 | } |
| 353 | } |
| 354 | |
| 355 | static void |
| 356 | cdoninvalidate(struct cam_periph *periph) |
| 357 | { |
| 358 | int s; |
| 359 | struct cd_softc *softc; |
| 360 | struct buf *q_bp; |
| 361 | struct ccb_setasync csa; |
| 362 | |
| 363 | softc = (struct cd_softc *)periph->softc; |
| 364 | |
| 365 | /* |
| 366 | * De-register any async callbacks. |
| 367 | */ |
| 368 | xpt_setup_ccb(&csa.ccb_h, periph->path, |
| 369 | /* priority */ 5); |
| 370 | csa.ccb_h.func_code = XPT_SASYNC_CB; |
| 371 | csa.event_enable = 0; |
| 372 | csa.callback = cdasync; |
| 373 | csa.callback_arg = periph; |
| 374 | xpt_action((union ccb *)&csa); |
| 375 | |
| 376 | softc->flags |= CD_FLAG_INVALID; |
| 377 | |
| 378 | /* |
| 379 | * Although the oninvalidate() routines are always called at |
| 380 | * splsoftcam, we need to be at splbio() here to keep the buffer |
| 381 | * queue from being modified while we traverse it. |
| 382 | */ |
| 383 | s = splbio(); |
| 384 | |
| 385 | /* |
| 386 | * Return all queued I/O with ENXIO. |
| 387 | * XXX Handle any transactions queued to the card |
| 388 | * with XPT_ABORT_CCB. |
| 389 | */ |
| 390 | while ((q_bp = bufq_first(&softc->buf_queue)) != NULL){ |
| 391 | bufq_remove(&softc->buf_queue, q_bp); |
| 392 | q_bp->b_resid = q_bp->b_bcount; |
| 393 | q_bp->b_error = ENXIO; |
| 394 | q_bp->b_flags |= B_ERROR; |
| 395 | biodone(q_bp); |
| 396 | } |
| 397 | splx(s); |
| 398 | |
| 399 | /* |
| 400 | * If this device is part of a changer, and it was scheduled |
| 401 | * to run, remove it from the run queue since we just nuked |
| 402 | * all of its scheduled I/O. |
| 403 | */ |
| 404 | if ((softc->flags & CD_FLAG_CHANGER) |
| 405 | && (softc->pinfo.index != CAM_UNQUEUED_INDEX)) |
| 406 | camq_remove(&softc->changer->devq, softc->pinfo.index); |
| 407 | |
| 408 | xpt_print_path(periph->path); |
| 409 | printf("lost device\n"); |
| 410 | } |
| 411 | |
| 412 | static void |
| 413 | cdcleanup(struct cam_periph *periph) |
| 414 | { |
| 415 | struct cd_softc *softc; |
| 416 | int s; |
| 417 | |
| 418 | softc = (struct cd_softc *)periph->softc; |
| 419 | |
| 420 | xpt_print_path(periph->path); |
| 421 | printf("removing device entry\n"); |
| 422 | |
| 423 | s = splsoftcam(); |
| 424 | /* |
| 425 | * In the queued, non-active case, the device in question |
| 426 | * has already been removed from the changer run queue. Since this |
| 427 | * device is active, we need to de-activate it, and schedule |
| 428 | * another device to run. (if there is another one to run) |
| 429 | */ |
| 430 | if ((softc->flags & CD_FLAG_CHANGER) |
| 431 | && (softc->flags & CD_FLAG_ACTIVE)) { |
| 432 | |
| 433 | /* |
| 434 | * The purpose of the short timeout is soley to determine |
| 435 | * whether the current device has finished or not. Well, |
| 436 | * since we're removing the active device, we know that it |
| 437 | * is finished. So, get rid of the short timeout. |
| 438 | * Otherwise, if we're in the time period before the short |
| 439 | * timeout fires, and there are no other devices in the |
| 440 | * queue to run, there won't be any other device put in the |
| 441 | * active slot. i.e., when we call cdrunchangerqueue() |
| 442 | * below, it won't do anything. Then, when the short |
| 443 | * timeout fires, it'll look at the "current device", which |
| 444 | * we are free below, and possibly panic the kernel on a |
| 445 | * bogus pointer reference. |
| 446 | * |
| 447 | * The long timeout doesn't really matter, since we |
| 448 | * decrement the qfrozen_cnt to indicate that there is |
| 449 | * nothing in the active slot now. Therefore, there won't |
| 450 | * be any bogus pointer references there. |
| 451 | */ |
| 452 | if (softc->changer->flags & CHANGER_SHORT_TMOUT_SCHED) { |
| 453 | untimeout(cdshorttimeout, softc->changer, |
| 454 | softc->changer->short_handle); |
| 455 | softc->changer->flags &= ~CHANGER_SHORT_TMOUT_SCHED; |
| 456 | } |
| 457 | softc->changer->devq.qfrozen_cnt--; |
| 458 | softc->changer->flags |= CHANGER_MANUAL_CALL; |
| 459 | cdrunchangerqueue(softc->changer); |
| 460 | } |
| 461 | |
| 462 | /* |
| 463 | * If we're removing the last device on the changer, go ahead and |
| 464 | * remove the changer device structure. |
| 465 | */ |
| 466 | if ((softc->flags & CD_FLAG_CHANGER) |
| 467 | && (--softc->changer->num_devices == 0)) { |
| 468 | |
| 469 | /* |
| 470 | * Theoretically, there shouldn't be any timeouts left, but |
| 471 | * I'm not completely sure that that will be the case. So, |
| 472 | * it won't hurt to check and see if there are any left. |
| 473 | */ |
| 474 | if (softc->changer->flags & CHANGER_TIMEOUT_SCHED) { |
| 475 | untimeout(cdrunchangerqueue, softc->changer, |
| 476 | softc->changer->long_handle); |
| 477 | softc->changer->flags &= ~CHANGER_TIMEOUT_SCHED; |
| 478 | } |
| 479 | |
| 480 | if (softc->changer->flags & CHANGER_SHORT_TMOUT_SCHED) { |
| 481 | untimeout(cdshorttimeout, softc->changer, |
| 482 | softc->changer->short_handle); |
| 483 | softc->changer->flags &= ~CHANGER_SHORT_TMOUT_SCHED; |
| 484 | } |
| 485 | |
| 486 | STAILQ_REMOVE(&changerq, softc->changer, cdchanger, |
| 487 | changer_links); |
| 488 | xpt_print_path(periph->path); |
| 489 | printf("removing changer entry\n"); |
| 490 | free(softc->changer, M_DEVBUF); |
| 491 | num_changers--; |
| 492 | } |
| 493 | devstat_remove_entry(&softc->device_stats); |
| 494 | cam_extend_release(cdperiphs, periph->unit_number); |
| 495 | if (softc->disk.d_dev) { |
| 496 | disk_destroy(&softc->disk); |
| 497 | } |
| 498 | free(softc, M_DEVBUF); |
| 499 | splx(s); |
| 500 | } |
| 501 | |
| 502 | static void |
| 503 | cdasync(void *callback_arg, u_int32_t code, |
| 504 | struct cam_path *path, void *arg) |
| 505 | { |
| 506 | struct cam_periph *periph; |
| 507 | |
| 508 | periph = (struct cam_periph *)callback_arg; |
| 509 | switch (code) { |
| 510 | case AC_FOUND_DEVICE: |
| 511 | { |
| 512 | struct ccb_getdev *cgd; |
| 513 | cam_status status; |
| 514 | |
| 515 | cgd = (struct ccb_getdev *)arg; |
| 516 | |
| 517 | if (SID_TYPE(&cgd->inq_data) != T_CDROM |
| 518 | && SID_TYPE(&cgd->inq_data) != T_WORM) |
| 519 | break; |
| 520 | |
| 521 | /* |
| 522 | * Allocate a peripheral instance for |
| 523 | * this device and start the probe |
| 524 | * process. |
| 525 | */ |
| 526 | status = cam_periph_alloc(cdregister, cdoninvalidate, |
| 527 | cdcleanup, cdstart, |
| 528 | "cd", CAM_PERIPH_BIO, |
| 529 | cgd->ccb_h.path, cdasync, |
| 530 | AC_FOUND_DEVICE, cgd); |
| 531 | |
| 532 | if (status != CAM_REQ_CMP |
| 533 | && status != CAM_REQ_INPROG) |
| 534 | printf("cdasync: Unable to attach new device " |
| 535 | "due to status 0x%x\n", status); |
| 536 | |
| 537 | break; |
| 538 | } |
| 539 | case AC_SENT_BDR: |
| 540 | case AC_BUS_RESET: |
| 541 | { |
| 542 | struct cd_softc *softc; |
| 543 | struct ccb_hdr *ccbh; |
| 544 | int s; |
| 545 | |
| 546 | softc = (struct cd_softc *)periph->softc; |
| 547 | s = splsoftcam(); |
| 548 | /* |
| 549 | * Don't fail on the expected unit attention |
| 550 | * that will occur. |
| 551 | */ |
| 552 | softc->flags |= CD_FLAG_RETRY_UA; |
| 553 | for (ccbh = LIST_FIRST(&softc->pending_ccbs); |
| 554 | ccbh != NULL; ccbh = LIST_NEXT(ccbh, periph_links.le)) |
| 555 | ccbh->ccb_state |= CD_CCB_RETRY_UA; |
| 556 | splx(s); |
| 557 | /* FALLTHROUGH */ |
| 558 | } |
| 559 | default: |
| 560 | cam_periph_async(periph, code, path, arg); |
| 561 | break; |
| 562 | } |
| 563 | } |
| 564 | |
| 565 | static cam_status |
| 566 | cdregister(struct cam_periph *periph, void *arg) |
| 567 | { |
| 568 | struct cd_softc *softc; |
| 569 | struct ccb_setasync csa; |
| 570 | struct ccb_getdev *cgd; |
| 571 | caddr_t match; |
| 572 | |
| 573 | cgd = (struct ccb_getdev *)arg; |
| 574 | if (periph == NULL) { |
| 575 | printf("cdregister: periph was NULL!!\n"); |
| 576 | return(CAM_REQ_CMP_ERR); |
| 577 | } |
| 578 | if (cgd == NULL) { |
| 579 | printf("cdregister: no getdev CCB, can't register device\n"); |
| 580 | return(CAM_REQ_CMP_ERR); |
| 581 | } |
| 582 | |
| 583 | softc = (struct cd_softc *)malloc(sizeof(*softc),M_DEVBUF,M_NOWAIT); |
| 584 | |
| 585 | if (softc == NULL) { |
| 586 | printf("cdregister: Unable to probe new device. " |
| 587 | "Unable to allocate softc\n"); |
| 588 | return(CAM_REQ_CMP_ERR); |
| 589 | } |
| 590 | |
| 591 | bzero(softc, sizeof(*softc)); |
| 592 | LIST_INIT(&softc->pending_ccbs); |
| 593 | softc->state = CD_STATE_PROBE; |
| 594 | bufq_init(&softc->buf_queue); |
| 595 | if (SID_IS_REMOVABLE(&cgd->inq_data)) |
| 596 | softc->flags |= CD_FLAG_DISC_REMOVABLE; |
| 597 | if ((cgd->inq_data.flags & SID_CmdQue) != 0) |
| 598 | softc->flags |= CD_FLAG_TAGGED_QUEUING; |
| 599 | |
| 600 | periph->softc = softc; |
| 601 | softc->periph = periph; |
| 602 | |
| 603 | cam_extend_set(cdperiphs, periph->unit_number, periph); |
| 604 | |
| 605 | /* |
| 606 | * See if this device has any quirks. |
| 607 | */ |
| 608 | match = cam_quirkmatch((caddr_t)&cgd->inq_data, |
| 609 | (caddr_t)cd_quirk_table, |
| 610 | sizeof(cd_quirk_table)/sizeof(*cd_quirk_table), |
| 611 | sizeof(*cd_quirk_table), scsi_inquiry_match); |
| 612 | |
| 613 | if (match != NULL) |
| 614 | softc->quirks = ((struct cd_quirk_entry *)match)->quirks; |
| 615 | else |
| 616 | softc->quirks = CD_Q_NONE; |
| 617 | |
| 618 | /* |
| 619 | * We need to register the statistics structure for this device, |
| 620 | * but we don't have the blocksize yet for it. So, we register |
| 621 | * the structure and indicate that we don't have the blocksize |
| 622 | * yet. Unlike other SCSI peripheral drivers, we explicitly set |
| 623 | * the device type here to be CDROM, rather than just ORing in |
| 624 | * the device type. This is because this driver can attach to either |
| 625 | * CDROM or WORM devices, and we want this peripheral driver to |
| 626 | * show up in the devstat list as a CD peripheral driver, not a |
| 627 | * WORM peripheral driver. WORM drives will also have the WORM |
| 628 | * driver attached to them. |
| 629 | */ |
| 630 | devstat_add_entry(&softc->device_stats, "cd", |
| 631 | periph->unit_number, 0, |
| 632 | DEVSTAT_BS_UNAVAILABLE, |
| 633 | DEVSTAT_TYPE_CDROM | DEVSTAT_TYPE_IF_SCSI, |
| 634 | DEVSTAT_PRIORITY_CD); |
| 635 | disk_create(periph->unit_number, &softc->disk, |
| 636 | DSO_ONESLICE | DSO_COMPATLABEL, &cd_cdevsw); |
| 637 | |
| 638 | /* |
| 639 | * Add an async callback so that we get |
| 640 | * notified if this device goes away. |
| 641 | */ |
| 642 | xpt_setup_ccb(&csa.ccb_h, periph->path, |
| 643 | /* priority */ 5); |
| 644 | csa.ccb_h.func_code = XPT_SASYNC_CB; |
| 645 | csa.event_enable = AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE; |
| 646 | csa.callback = cdasync; |
| 647 | csa.callback_arg = periph; |
| 648 | xpt_action((union ccb *)&csa); |
| 649 | |
| 650 | /* |
| 651 | * If the target lun is greater than 0, we most likely have a CD |
| 652 | * changer device. Check the quirk entries as well, though, just |
| 653 | * in case someone has a CD tower with one lun per drive or |
| 654 | * something like that. Also, if we know up front that a |
| 655 | * particular device is a changer, we can mark it as such starting |
| 656 | * with lun 0, instead of lun 1. It shouldn't be necessary to have |
| 657 | * a quirk entry to define something as a changer, however. |
| 658 | */ |
| 659 | if (((cgd->ccb_h.target_lun > 0) |
| 660 | && ((softc->quirks & CD_Q_NO_CHANGER) == 0)) |
| 661 | || ((softc->quirks & CD_Q_CHANGER) != 0)) { |
| 662 | struct cdchanger *nchanger; |
| 663 | struct cam_periph *nperiph; |
| 664 | struct cam_path *path; |
| 665 | cam_status status; |
| 666 | int found; |
| 667 | |
| 668 | /* Set the changer flag in the current device's softc */ |
| 669 | softc->flags |= CD_FLAG_CHANGER; |
| 670 | |
| 671 | if (num_changers == 0) |
| 672 | STAILQ_INIT(&changerq); |
| 673 | |
| 674 | /* |
| 675 | * Now, look around for an existing changer device with the |
| 676 | * same path and target ID as the current device. |
| 677 | */ |
| 678 | for (found = 0, |
| 679 | nchanger = (struct cdchanger *)STAILQ_FIRST(&changerq); |
| 680 | nchanger != NULL; |
| 681 | nchanger = STAILQ_NEXT(nchanger, changer_links)){ |
| 682 | if ((nchanger->path_id == cgd->ccb_h.path_id) |
| 683 | && (nchanger->target_id == cgd->ccb_h.target_id)) { |
| 684 | found = 1; |
| 685 | break; |
| 686 | } |
| 687 | } |
| 688 | |
| 689 | /* |
| 690 | * If we found a matching entry, just add this device to |
| 691 | * the list of devices on this changer. |
| 692 | */ |
| 693 | if (found == 1) { |
| 694 | struct chdevlist *chlunhead; |
| 695 | |
| 696 | chlunhead = &nchanger->chluns; |
| 697 | |
| 698 | /* |
| 699 | * XXX KDM look at consolidating this code with the |
| 700 | * code below in a separate function. |
| 701 | */ |
| 702 | |
| 703 | /* |
| 704 | * Create a path with lun id 0, and see if we can |
| 705 | * find a matching device |
| 706 | */ |
| 707 | status = xpt_create_path(&path, /*periph*/ periph, |
| 708 | cgd->ccb_h.path_id, |
| 709 | cgd->ccb_h.target_id, 0); |
| 710 | |
| 711 | if ((status == CAM_REQ_CMP) |
| 712 | && ((nperiph = cam_periph_find(path, "cd")) != NULL)){ |
| 713 | struct cd_softc *nsoftc; |
| 714 | |
| 715 | nsoftc = (struct cd_softc *)nperiph->softc; |
| 716 | |
| 717 | if ((nsoftc->flags & CD_FLAG_CHANGER) == 0){ |
| 718 | nsoftc->flags |= CD_FLAG_CHANGER; |
| 719 | nchanger->num_devices++; |
| 720 | if (camq_resize(&nchanger->devq, |
| 721 | nchanger->num_devices)!=CAM_REQ_CMP){ |
| 722 | printf("cdregister: " |
| 723 | "camq_resize " |
| 724 | "failed, changer " |
| 725 | "support may " |
| 726 | "be messed up\n"); |
| 727 | } |
| 728 | nsoftc->changer = nchanger; |
| 729 | nsoftc->pinfo.index =CAM_UNQUEUED_INDEX; |
| 730 | |
| 731 | STAILQ_INSERT_TAIL(&nchanger->chluns, |
| 732 | nsoftc,changer_links); |
| 733 | } |
| 734 | xpt_free_path(path); |
| 735 | } else if (status == CAM_REQ_CMP) |
| 736 | xpt_free_path(path); |
| 737 | else { |
| 738 | printf("cdregister: unable to allocate path\n" |
| 739 | "cdregister: changer support may be " |
| 740 | "broken\n"); |
| 741 | } |
| 742 | |
| 743 | nchanger->num_devices++; |
| 744 | |
| 745 | softc->changer = nchanger; |
| 746 | softc->pinfo.index = CAM_UNQUEUED_INDEX; |
| 747 | |
| 748 | if (camq_resize(&nchanger->devq, |
| 749 | nchanger->num_devices) != CAM_REQ_CMP) { |
| 750 | printf("cdregister: camq_resize " |
| 751 | "failed, changer support may " |
| 752 | "be messed up\n"); |
| 753 | } |
| 754 | |
| 755 | STAILQ_INSERT_TAIL(chlunhead, softc, changer_links); |
| 756 | } |
| 757 | /* |
| 758 | * In this case, we don't already have an entry for this |
| 759 | * particular changer, so we need to create one, add it to |
| 760 | * the queue, and queue this device on the list for this |
| 761 | * changer. Before we queue this device, however, we need |
| 762 | * to search for lun id 0 on this target, and add it to the |
| 763 | * queue first, if it exists. (and if it hasn't already |
| 764 | * been marked as part of the changer.) |
| 765 | */ |
| 766 | else { |
| 767 | nchanger = malloc(sizeof(struct cdchanger), |
| 768 | M_DEVBUF, M_NOWAIT); |
| 769 | |
| 770 | if (nchanger == NULL) { |
| 771 | softc->flags &= ~CD_FLAG_CHANGER; |
| 772 | printf("cdregister: unable to malloc " |
| 773 | "changer structure\ncdregister: " |
| 774 | "changer support disabled\n"); |
| 775 | |
| 776 | /* |
| 777 | * Yes, gotos can be gross but in this case |
| 778 | * I think it's justified.. |
| 779 | */ |
| 780 | goto cdregisterexit; |
| 781 | } |
| 782 | |
| 783 | /* zero the structure */ |
| 784 | bzero(nchanger, sizeof(struct cdchanger)); |
| 785 | |
| 786 | if (camq_init(&nchanger->devq, 1) != 0) { |
| 787 | softc->flags &= ~CD_FLAG_CHANGER; |
| 788 | printf("cdregister: changer support " |
| 789 | "disabled\n"); |
| 790 | goto cdregisterexit; |
| 791 | } |
| 792 | |
| 793 | num_changers++; |
| 794 | |
| 795 | nchanger->path_id = cgd->ccb_h.path_id; |
| 796 | nchanger->target_id = cgd->ccb_h.target_id; |
| 797 | |
| 798 | /* this is superfluous, but it makes things clearer */ |
| 799 | nchanger->num_devices = 0; |
| 800 | |
| 801 | STAILQ_INIT(&nchanger->chluns); |
| 802 | |
| 803 | STAILQ_INSERT_TAIL(&changerq, nchanger, |
| 804 | changer_links); |
| 805 | |
| 806 | /* |
| 807 | * Create a path with lun id 0, and see if we can |
| 808 | * find a matching device |
| 809 | */ |
| 810 | status = xpt_create_path(&path, /*periph*/ periph, |
| 811 | cgd->ccb_h.path_id, |
| 812 | cgd->ccb_h.target_id, 0); |
| 813 | |
| 814 | /* |
| 815 | * If we were able to allocate the path, and if we |
| 816 | * find a matching device and it isn't already |
| 817 | * marked as part of a changer, then we add it to |
| 818 | * the current changer. |
| 819 | */ |
| 820 | if ((status == CAM_REQ_CMP) |
| 821 | && ((nperiph = cam_periph_find(path, "cd")) != NULL) |
| 822 | && ((((struct cd_softc *)periph->softc)->flags & |
| 823 | CD_FLAG_CHANGER) == 0)) { |
| 824 | struct cd_softc *nsoftc; |
| 825 | |
| 826 | nsoftc = (struct cd_softc *)nperiph->softc; |
| 827 | |
| 828 | nsoftc->flags |= CD_FLAG_CHANGER; |
| 829 | nchanger->num_devices++; |
| 830 | if (camq_resize(&nchanger->devq, |
| 831 | nchanger->num_devices) != CAM_REQ_CMP) { |
| 832 | printf("cdregister: camq_resize " |
| 833 | "failed, changer support may " |
| 834 | "be messed up\n"); |
| 835 | } |
| 836 | nsoftc->changer = nchanger; |
| 837 | nsoftc->pinfo.index = CAM_UNQUEUED_INDEX; |
| 838 | |
| 839 | STAILQ_INSERT_TAIL(&nchanger->chluns, |
| 840 | nsoftc, changer_links); |
| 841 | xpt_free_path(path); |
| 842 | } else if (status == CAM_REQ_CMP) |
| 843 | xpt_free_path(path); |
| 844 | else { |
| 845 | printf("cdregister: unable to allocate path\n" |
| 846 | "cdregister: changer support may be " |
| 847 | "broken\n"); |
| 848 | } |
| 849 | |
| 850 | softc->changer = nchanger; |
| 851 | softc->pinfo.index = CAM_UNQUEUED_INDEX; |
| 852 | nchanger->num_devices++; |
| 853 | if (camq_resize(&nchanger->devq, |
| 854 | nchanger->num_devices) != CAM_REQ_CMP) { |
| 855 | printf("cdregister: camq_resize " |
| 856 | "failed, changer support may " |
| 857 | "be messed up\n"); |
| 858 | } |
| 859 | STAILQ_INSERT_TAIL(&nchanger->chluns, softc, |
| 860 | changer_links); |
| 861 | } |
| 862 | } |
| 863 | |
| 864 | cdregisterexit: |
| 865 | |
| 866 | /* Lock this peripheral until we are setup */ |
| 867 | /* Can't block */ |
| 868 | cam_periph_lock(periph, 0); |
| 869 | |
| 870 | if ((softc->flags & CD_FLAG_CHANGER) == 0) |
| 871 | xpt_schedule(periph, /*priority*/5); |
| 872 | else |
| 873 | cdschedule(periph, /*priority*/ 5); |
| 874 | |
| 875 | return(CAM_REQ_CMP); |
| 876 | } |
| 877 | |
| 878 | static int |
| 879 | cdopen(dev_t dev, int flags, int fmt, struct thread *td) |
| 880 | { |
| 881 | struct disklabel *label; |
| 882 | struct cam_periph *periph; |
| 883 | struct cd_softc *softc; |
| 884 | struct ccb_getdev cgd; |
| 885 | u_int32_t size; |
| 886 | int unit, error; |
| 887 | int s; |
| 888 | |
| 889 | unit = dkunit(dev); |
| 890 | periph = cam_extend_get(cdperiphs, unit); |
| 891 | |
| 892 | if (periph == NULL) |
| 893 | return (ENXIO); |
| 894 | |
| 895 | softc = (struct cd_softc *)periph->softc; |
| 896 | |
| 897 | /* |
| 898 | * Grab splsoftcam and hold it until we lock the peripheral. |
| 899 | */ |
| 900 | s = splsoftcam(); |
| 901 | if (softc->flags & CD_FLAG_INVALID) { |
| 902 | splx(s); |
| 903 | return(ENXIO); |
| 904 | } |
| 905 | |
| 906 | if ((error = cam_periph_lock(periph, PCATCH)) != 0) { |
| 907 | splx(s); |
| 908 | return (error); |
| 909 | } |
| 910 | |
| 911 | splx(s); |
| 912 | |
| 913 | if (cam_periph_acquire(periph) != CAM_REQ_CMP) |
| 914 | return(ENXIO); |
| 915 | |
| 916 | cdprevent(periph, PR_PREVENT); |
| 917 | |
| 918 | /* find out the size */ |
| 919 | if ((error = cdsize(dev, &size)) != 0) { |
| 920 | cdprevent(periph, PR_ALLOW); |
| 921 | cam_periph_unlock(periph); |
| 922 | cam_periph_release(periph); |
| 923 | return(error); |
| 924 | } |
| 925 | |
| 926 | /* |
| 927 | * If we get a non-zero return, revert back to not reading the |
| 928 | * label off the disk. The first track is likely audio, which |
| 929 | * won't have a disklabel. |
| 930 | */ |
| 931 | if ((error = cdfirsttrackisdata(periph)) != 0) { |
| 932 | softc->disk.d_dsflags &= ~DSO_COMPATLABEL; |
| 933 | softc->disk.d_dsflags |= DSO_NOLABELS; |
| 934 | error = 0; |
| 935 | } |
| 936 | |
| 937 | /* |
| 938 | * Build prototype label for whole disk. |
| 939 | * Should take information about different data tracks from the |
| 940 | * TOC and put it in the partition table. |
| 941 | */ |
| 942 | label = &softc->disk.d_label; |
| 943 | bzero(label, sizeof(*label)); |
| 944 | label->d_type = DTYPE_SCSI; |
| 945 | |
| 946 | /* |
| 947 | * Grab the inquiry data to get the vendor and product names. |
| 948 | * Put them in the typename and packname for the label. |
| 949 | */ |
| 950 | xpt_setup_ccb(&cgd.ccb_h, periph->path, /*priority*/ 1); |
| 951 | cgd.ccb_h.func_code = XPT_GDEV_TYPE; |
| 952 | xpt_action((union ccb *)&cgd); |
| 953 | |
| 954 | strncpy(label->d_typename, cgd.inq_data.vendor, |
| 955 | min(SID_VENDOR_SIZE, sizeof(label->d_typename))); |
| 956 | strncpy(label->d_packname, cgd.inq_data.product, |
| 957 | min(SID_PRODUCT_SIZE, sizeof(label->d_packname))); |
| 958 | |
| 959 | label->d_secsize = softc->params.blksize; |
| 960 | label->d_secperunit = softc->params.disksize; |
| 961 | label->d_flags = D_REMOVABLE; |
| 962 | /* |
| 963 | * Make partition 'a' cover the whole disk. This is a temporary |
| 964 | * compatibility hack. The 'a' partition should not exist, so |
| 965 | * the slice code won't create it. The slice code will make |
| 966 | * partition (RAW_PART + 'a') cover the whole disk and fill in |
| 967 | * some more defaults. |
| 968 | */ |
| 969 | label->d_partitions[0].p_size = label->d_secperunit; |
| 970 | label->d_partitions[0].p_fstype = FS_OTHER; |
| 971 | |
| 972 | /* |
| 973 | * We unconditionally (re)set the blocksize each time the |
| 974 | * CD device is opened. This is because the CD can change, |
| 975 | * and therefore the blocksize might change. |
| 976 | * XXX problems here if some slice or partition is still |
| 977 | * open with the old size? |
| 978 | */ |
| 979 | if ((softc->device_stats.flags & DEVSTAT_BS_UNAVAILABLE) != 0) |
| 980 | softc->device_stats.flags &= ~DEVSTAT_BS_UNAVAILABLE; |
| 981 | softc->device_stats.block_size = softc->params.blksize; |
| 982 | |
| 983 | cam_periph_unlock(periph); |
| 984 | |
| 985 | CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdopen\n")); |
| 986 | |
| 987 | return (error); |
| 988 | } |
| 989 | |
| 990 | static int |
| 991 | cdclose(dev_t dev, int flag, int fmt, struct thread *td) |
| 992 | { |
| 993 | struct cam_periph *periph; |
| 994 | struct cd_softc *softc; |
| 995 | int unit, error; |
| 996 | |
| 997 | unit = dkunit(dev); |
| 998 | periph = cam_extend_get(cdperiphs, unit); |
| 999 | if (periph == NULL) |
| 1000 | return (ENXIO); |
| 1001 | |
| 1002 | softc = (struct cd_softc *)periph->softc; |
| 1003 | |
| 1004 | if ((error = cam_periph_lock(periph, 0)) != 0) |
| 1005 | return (error); |
| 1006 | |
| 1007 | if ((softc->flags & CD_FLAG_DISC_REMOVABLE) != 0) |
| 1008 | cdprevent(periph, PR_ALLOW); |
| 1009 | |
| 1010 | /* |
| 1011 | * Unconditionally set the dsopen() flags back to their default |
| 1012 | * state. |
| 1013 | */ |
| 1014 | softc->disk.d_dsflags &= ~DSO_NOLABELS; |
| 1015 | softc->disk.d_dsflags |= DSO_COMPATLABEL; |
| 1016 | |
| 1017 | /* |
| 1018 | * Since we're closing this CD, mark the blocksize as unavailable. |
| 1019 | * It will be marked as available whence the CD is opened again. |
| 1020 | */ |
| 1021 | softc->device_stats.flags |= DEVSTAT_BS_UNAVAILABLE; |
| 1022 | |
| 1023 | cam_periph_unlock(periph); |
| 1024 | cam_periph_release(periph); |
| 1025 | |
| 1026 | return (0); |
| 1027 | } |
| 1028 | |
| 1029 | static void |
| 1030 | cdshorttimeout(void *arg) |
| 1031 | { |
| 1032 | struct cdchanger *changer; |
| 1033 | int s; |
| 1034 | |
| 1035 | s = splsoftcam(); |
| 1036 | |
| 1037 | changer = (struct cdchanger *)arg; |
| 1038 | |
| 1039 | /* Always clear the short timeout flag, since that's what we're in */ |
| 1040 | changer->flags &= ~CHANGER_SHORT_TMOUT_SCHED; |
| 1041 | |
| 1042 | /* |
| 1043 | * Check to see if there is any more pending or outstanding I/O for |
| 1044 | * this device. If not, move it out of the active slot. |
| 1045 | */ |
| 1046 | if ((bufq_first(&changer->cur_device->buf_queue) == NULL) |
| 1047 | && (changer->cur_device->device_stats.busy_count == 0)) { |
| 1048 | changer->flags |= CHANGER_MANUAL_CALL; |
| 1049 | cdrunchangerqueue(changer); |
| 1050 | } |
| 1051 | |
| 1052 | splx(s); |
| 1053 | } |
| 1054 | |
| 1055 | /* |
| 1056 | * This is a wrapper for xpt_schedule. It only applies to changers. |
| 1057 | */ |
| 1058 | static void |
| 1059 | cdschedule(struct cam_periph *periph, int priority) |
| 1060 | { |
| 1061 | struct cd_softc *softc; |
| 1062 | int s; |
| 1063 | |
| 1064 | s = splsoftcam(); |
| 1065 | |
| 1066 | softc = (struct cd_softc *)periph->softc; |
| 1067 | |
| 1068 | /* |
| 1069 | * If this device isn't currently queued, and if it isn't |
| 1070 | * the active device, then we queue this device and run the |
| 1071 | * changer queue if there is no timeout scheduled to do it. |
| 1072 | * If this device is the active device, just schedule it |
| 1073 | * to run again. If this device is queued, there should be |
| 1074 | * a timeout in place already that will make sure it runs. |
| 1075 | */ |
| 1076 | if ((softc->pinfo.index == CAM_UNQUEUED_INDEX) |
| 1077 | && ((softc->flags & CD_FLAG_ACTIVE) == 0)) { |
| 1078 | /* |
| 1079 | * We don't do anything with the priority here. |
| 1080 | * This is strictly a fifo queue. |
| 1081 | */ |
| 1082 | softc->pinfo.priority = 1; |
| 1083 | softc->pinfo.generation = ++softc->changer->devq.generation; |
| 1084 | camq_insert(&softc->changer->devq, (cam_pinfo *)softc); |
| 1085 | |
| 1086 | /* |
| 1087 | * Since we just put a device in the changer queue, |
| 1088 | * check and see if there is a timeout scheduled for |
| 1089 | * this changer. If so, let the timeout handle |
| 1090 | * switching this device into the active slot. If |
| 1091 | * not, manually call the timeout routine to |
| 1092 | * bootstrap things. |
| 1093 | */ |
| 1094 | if (((softc->changer->flags & CHANGER_TIMEOUT_SCHED)==0) |
| 1095 | && ((softc->changer->flags & CHANGER_NEED_TIMEOUT)==0) |
| 1096 | && ((softc->changer->flags & CHANGER_SHORT_TMOUT_SCHED)==0)){ |
| 1097 | softc->changer->flags |= CHANGER_MANUAL_CALL; |
| 1098 | cdrunchangerqueue(softc->changer); |
| 1099 | } |
| 1100 | } else if ((softc->flags & CD_FLAG_ACTIVE) |
| 1101 | && ((softc->flags & CD_FLAG_SCHED_ON_COMP) == 0)) |
| 1102 | xpt_schedule(periph, priority); |
| 1103 | |
| 1104 | splx(s); |
| 1105 | |
| 1106 | } |
| 1107 | |
| 1108 | static void |
| 1109 | cdrunchangerqueue(void *arg) |
| 1110 | { |
| 1111 | struct cd_softc *softc; |
| 1112 | struct cdchanger *changer; |
| 1113 | int called_from_timeout; |
| 1114 | int s; |
| 1115 | |
| 1116 | s = splsoftcam(); |
| 1117 | |
| 1118 | changer = (struct cdchanger *)arg; |
| 1119 | |
| 1120 | /* |
| 1121 | * If we have NOT been called from cdstrategy() or cddone(), and |
| 1122 | * instead from a timeout routine, go ahead and clear the |
| 1123 | * timeout flag. |
| 1124 | */ |
| 1125 | if ((changer->flags & CHANGER_MANUAL_CALL) == 0) { |
| 1126 | changer->flags &= ~CHANGER_TIMEOUT_SCHED; |
| 1127 | called_from_timeout = 1; |
| 1128 | } else |
| 1129 | called_from_timeout = 0; |
| 1130 | |
| 1131 | /* Always clear the manual call flag */ |
| 1132 | changer->flags &= ~CHANGER_MANUAL_CALL; |
| 1133 | |
| 1134 | /* nothing to do if the queue is empty */ |
| 1135 | if (changer->devq.entries <= 0) { |
| 1136 | splx(s); |
| 1137 | return; |
| 1138 | } |
| 1139 | |
| 1140 | /* |
| 1141 | * If the changer queue is frozen, that means we have an active |
| 1142 | * device. |
| 1143 | */ |
| 1144 | if (changer->devq.qfrozen_cnt > 0) { |
| 1145 | |
| 1146 | if (changer->cur_device->device_stats.busy_count > 0) { |
| 1147 | changer->cur_device->flags |= CD_FLAG_SCHED_ON_COMP; |
| 1148 | changer->cur_device->bufs_left = |
| 1149 | changer->cur_device->device_stats.busy_count; |
| 1150 | if (called_from_timeout) { |
| 1151 | changer->long_handle = |
| 1152 | timeout(cdrunchangerqueue, changer, |
| 1153 | changer_max_busy_seconds * hz); |
| 1154 | changer->flags |= CHANGER_TIMEOUT_SCHED; |
| 1155 | } |
| 1156 | splx(s); |
| 1157 | return; |
| 1158 | } |
| 1159 | |
| 1160 | /* |
| 1161 | * We always need to reset the frozen count and clear the |
| 1162 | * active flag. |
| 1163 | */ |
| 1164 | changer->devq.qfrozen_cnt--; |
| 1165 | changer->cur_device->flags &= ~CD_FLAG_ACTIVE; |
| 1166 | changer->cur_device->flags &= ~CD_FLAG_SCHED_ON_COMP; |
| 1167 | |
| 1168 | /* |
| 1169 | * Check to see whether the current device has any I/O left |
| 1170 | * to do. If so, requeue it at the end of the queue. If |
| 1171 | * not, there is no need to requeue it. |
| 1172 | */ |
| 1173 | if (bufq_first(&changer->cur_device->buf_queue) != NULL) { |
| 1174 | |
| 1175 | changer->cur_device->pinfo.generation = |
| 1176 | ++changer->devq.generation; |
| 1177 | camq_insert(&changer->devq, |
| 1178 | (cam_pinfo *)changer->cur_device); |
| 1179 | } |
| 1180 | } |
| 1181 | |
| 1182 | softc = (struct cd_softc *)camq_remove(&changer->devq, CAMQ_HEAD); |
| 1183 | |
| 1184 | changer->cur_device = softc; |
| 1185 | |
| 1186 | changer->devq.qfrozen_cnt++; |
| 1187 | softc->flags |= CD_FLAG_ACTIVE; |
| 1188 | |
| 1189 | /* Just in case this device is waiting */ |
| 1190 | wakeup(&softc->changer); |
| 1191 | xpt_schedule(softc->periph, /*priority*/ 1); |
| 1192 | |
| 1193 | /* |
| 1194 | * Get rid of any pending timeouts, and set a flag to schedule new |
| 1195 | * ones so this device gets its full time quantum. |
| 1196 | */ |
| 1197 | if (changer->flags & CHANGER_TIMEOUT_SCHED) { |
| 1198 | untimeout(cdrunchangerqueue, changer, changer->long_handle); |
| 1199 | changer->flags &= ~CHANGER_TIMEOUT_SCHED; |
| 1200 | } |
| 1201 | |
| 1202 | if (changer->flags & CHANGER_SHORT_TMOUT_SCHED) { |
| 1203 | untimeout(cdshorttimeout, changer, changer->short_handle); |
| 1204 | changer->flags &= ~CHANGER_SHORT_TMOUT_SCHED; |
| 1205 | } |
| 1206 | |
| 1207 | /* |
| 1208 | * We need to schedule timeouts, but we only do this after the |
| 1209 | * first transaction has completed. This eliminates the changer |
| 1210 | * switch time. |
| 1211 | */ |
| 1212 | changer->flags |= CHANGER_NEED_TIMEOUT; |
| 1213 | |
| 1214 | splx(s); |
| 1215 | } |
| 1216 | |
| 1217 | static void |
| 1218 | cdchangerschedule(struct cd_softc *softc) |
| 1219 | { |
| 1220 | struct cdchanger *changer; |
| 1221 | int s; |
| 1222 | |
| 1223 | s = splsoftcam(); |
| 1224 | |
| 1225 | changer = softc->changer; |
| 1226 | |
| 1227 | /* |
| 1228 | * If this is a changer, and this is the current device, |
| 1229 | * and this device has at least the minimum time quantum to |
| 1230 | * run, see if we can switch it out. |
| 1231 | */ |
| 1232 | if ((softc->flags & CD_FLAG_ACTIVE) |
| 1233 | && ((changer->flags & CHANGER_SHORT_TMOUT_SCHED) == 0) |
| 1234 | && ((changer->flags & CHANGER_NEED_TIMEOUT) == 0)) { |
| 1235 | /* |
| 1236 | * We try three things here. The first is that we |
| 1237 | * check to see whether the schedule on completion |
| 1238 | * flag is set. If it is, we decrement the number |
| 1239 | * of buffers left, and if it's zero, we reschedule. |
| 1240 | * Next, we check to see whether the pending buffer |
| 1241 | * queue is empty and whether there are no |
| 1242 | * outstanding transactions. If so, we reschedule. |
| 1243 | * Next, we see if the pending buffer queue is empty. |
| 1244 | * If it is, we set the number of buffers left to |
| 1245 | * the current active buffer count and set the |
| 1246 | * schedule on complete flag. |
| 1247 | */ |
| 1248 | if (softc->flags & CD_FLAG_SCHED_ON_COMP) { |
| 1249 | if (--softc->bufs_left == 0) { |
| 1250 | softc->changer->flags |= |
| 1251 | CHANGER_MANUAL_CALL; |
| 1252 | softc->flags &= ~CD_FLAG_SCHED_ON_COMP; |
| 1253 | cdrunchangerqueue(softc->changer); |
| 1254 | } |
| 1255 | } else if ((bufq_first(&softc->buf_queue) == NULL) |
| 1256 | && (softc->device_stats.busy_count == 0)) { |
| 1257 | softc->changer->flags |= CHANGER_MANUAL_CALL; |
| 1258 | cdrunchangerqueue(softc->changer); |
| 1259 | } |
| 1260 | } else if ((softc->changer->flags & CHANGER_NEED_TIMEOUT) |
| 1261 | && (softc->flags & CD_FLAG_ACTIVE)) { |
| 1262 | |
| 1263 | /* |
| 1264 | * Now that the first transaction to this |
| 1265 | * particular device has completed, we can go ahead |
| 1266 | * and schedule our timeouts. |
| 1267 | */ |
| 1268 | if ((changer->flags & CHANGER_TIMEOUT_SCHED) == 0) { |
| 1269 | changer->long_handle = |
| 1270 | timeout(cdrunchangerqueue, changer, |
| 1271 | changer_max_busy_seconds * hz); |
| 1272 | changer->flags |= CHANGER_TIMEOUT_SCHED; |
| 1273 | } else |
| 1274 | printf("cdchangerschedule: already have a long" |
| 1275 | " timeout!\n"); |
| 1276 | |
| 1277 | if ((changer->flags & CHANGER_SHORT_TMOUT_SCHED) == 0) { |
| 1278 | changer->short_handle = |
| 1279 | timeout(cdshorttimeout, changer, |
| 1280 | changer_min_busy_seconds * hz); |
| 1281 | changer->flags |= CHANGER_SHORT_TMOUT_SCHED; |
| 1282 | } else |
| 1283 | printf("cdchangerschedule: already have a short " |
| 1284 | "timeout!\n"); |
| 1285 | |
| 1286 | /* |
| 1287 | * We just scheduled timeouts, no need to schedule |
| 1288 | * more. |
| 1289 | */ |
| 1290 | changer->flags &= ~CHANGER_NEED_TIMEOUT; |
| 1291 | |
| 1292 | } |
| 1293 | splx(s); |
| 1294 | } |
| 1295 | |
| 1296 | static int |
| 1297 | cdrunccb(union ccb *ccb, int (*error_routine)(union ccb *ccb, |
| 1298 | u_int32_t cam_flags, |
| 1299 | u_int32_t sense_flags), |
| 1300 | u_int32_t cam_flags, u_int32_t sense_flags) |
| 1301 | { |
| 1302 | struct cd_softc *softc; |
| 1303 | struct cam_periph *periph; |
| 1304 | int error; |
| 1305 | |
| 1306 | periph = xpt_path_periph(ccb->ccb_h.path); |
| 1307 | softc = (struct cd_softc *)periph->softc; |
| 1308 | |
| 1309 | error = cam_periph_runccb(ccb, error_routine, cam_flags, sense_flags, |
| 1310 | &softc->device_stats); |
| 1311 | |
| 1312 | if (softc->flags & CD_FLAG_CHANGER) |
| 1313 | cdchangerschedule(softc); |
| 1314 | |
| 1315 | return(error); |
| 1316 | } |
| 1317 | |
| 1318 | static union ccb * |
| 1319 | cdgetccb(struct cam_periph *periph, u_int32_t priority) |
| 1320 | { |
| 1321 | struct cd_softc *softc; |
| 1322 | int s; |
| 1323 | |
| 1324 | softc = (struct cd_softc *)periph->softc; |
| 1325 | |
| 1326 | if (softc->flags & CD_FLAG_CHANGER) { |
| 1327 | |
| 1328 | s = splsoftcam(); |
| 1329 | |
| 1330 | /* |
| 1331 | * This should work the first time this device is woken up, |
| 1332 | * but just in case it doesn't, we use a while loop. |
| 1333 | */ |
| 1334 | while ((softc->flags & CD_FLAG_ACTIVE) == 0) { |
| 1335 | /* |
| 1336 | * If this changer isn't already queued, queue it up. |
| 1337 | */ |
| 1338 | if (softc->pinfo.index == CAM_UNQUEUED_INDEX) { |
| 1339 | softc->pinfo.priority = 1; |
| 1340 | softc->pinfo.generation = |
| 1341 | ++softc->changer->devq.generation; |
| 1342 | camq_insert(&softc->changer->devq, |
| 1343 | (cam_pinfo *)softc); |
| 1344 | } |
| 1345 | if (((softc->changer->flags & CHANGER_TIMEOUT_SCHED)==0) |
| 1346 | && ((softc->changer->flags & CHANGER_NEED_TIMEOUT)==0) |
| 1347 | && ((softc->changer->flags |
| 1348 | & CHANGER_SHORT_TMOUT_SCHED)==0)) { |
| 1349 | softc->changer->flags |= CHANGER_MANUAL_CALL; |
| 1350 | cdrunchangerqueue(softc->changer); |
| 1351 | } else |
| 1352 | tsleep(&softc->changer, 0, "cgticb", 0); |
| 1353 | } |
| 1354 | splx(s); |
| 1355 | } |
| 1356 | return(cam_periph_getccb(periph, priority)); |
| 1357 | } |
| 1358 | |
| 1359 | |
| 1360 | /* |
| 1361 | * Actually translate the requested transfer into one the physical driver |
| 1362 | * can understand. The transfer is described by a buf and will include |
| 1363 | * only one physical transfer. |
| 1364 | */ |
| 1365 | static void |
| 1366 | cdstrategy(struct buf *bp) |
| 1367 | { |
| 1368 | struct cam_periph *periph; |
| 1369 | struct cd_softc *softc; |
| 1370 | u_int unit, part; |
| 1371 | int s; |
| 1372 | |
| 1373 | unit = dkunit(bp->b_dev); |
| 1374 | part = dkpart(bp->b_dev); |
| 1375 | periph = cam_extend_get(cdperiphs, unit); |
| 1376 | if (periph == NULL) { |
| 1377 | bp->b_error = ENXIO; |
| 1378 | goto bad; |
| 1379 | } |
| 1380 | |
| 1381 | CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdstrategy\n")); |
| 1382 | |
| 1383 | softc = (struct cd_softc *)periph->softc; |
| 1384 | |
| 1385 | /* |
| 1386 | * Mask interrupts so that the pack cannot be invalidated until |
| 1387 | * after we are in the queue. Otherwise, we might not properly |
| 1388 | * clean up one of the buffers. |
| 1389 | */ |
| 1390 | s = splbio(); |
| 1391 | |
| 1392 | /* |
| 1393 | * If the device has been made invalid, error out |
| 1394 | */ |
| 1395 | if ((softc->flags & CD_FLAG_INVALID)) { |
| 1396 | splx(s); |
| 1397 | bp->b_error = ENXIO; |
| 1398 | goto bad; |
| 1399 | } |
| 1400 | |
| 1401 | /* |
| 1402 | * Place it in the queue of disk activities for this disk |
| 1403 | */ |
| 1404 | bufqdisksort(&softc->buf_queue, bp); |
| 1405 | |
| 1406 | splx(s); |
| 1407 | |
| 1408 | /* |
| 1409 | * Schedule ourselves for performing the work. We do things |
| 1410 | * differently for changers. |
| 1411 | */ |
| 1412 | if ((softc->flags & CD_FLAG_CHANGER) == 0) |
| 1413 | xpt_schedule(periph, /* XXX priority */1); |
| 1414 | else |
| 1415 | cdschedule(periph, /* priority */ 1); |
| 1416 | |
| 1417 | return; |
| 1418 | bad: |
| 1419 | bp->b_flags |= B_ERROR; |
| 1420 | /* |
| 1421 | * Correctly set the buf to indicate a completed xfer |
| 1422 | */ |
| 1423 | bp->b_resid = bp->b_bcount; |
| 1424 | biodone(bp); |
| 1425 | return; |
| 1426 | } |
| 1427 | |
| 1428 | static void |
| 1429 | cdstart(struct cam_periph *periph, union ccb *start_ccb) |
| 1430 | { |
| 1431 | struct cd_softc *softc; |
| 1432 | struct buf *bp; |
| 1433 | struct ccb_scsiio *csio; |
| 1434 | struct scsi_read_capacity_data *rcap; |
| 1435 | int s; |
| 1436 | |
| 1437 | softc = (struct cd_softc *)periph->softc; |
| 1438 | |
| 1439 | CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdstart\n")); |
| 1440 | |
| 1441 | switch (softc->state) { |
| 1442 | case CD_STATE_NORMAL: |
| 1443 | { |
| 1444 | int oldspl; |
| 1445 | |
| 1446 | s = splbio(); |
| 1447 | bp = bufq_first(&softc->buf_queue); |
| 1448 | if (periph->immediate_priority <= periph->pinfo.priority) { |
| 1449 | start_ccb->ccb_h.ccb_state = CD_CCB_WAITING; |
| 1450 | |
| 1451 | SLIST_INSERT_HEAD(&periph->ccb_list, &start_ccb->ccb_h, |
| 1452 | periph_links.sle); |
| 1453 | periph->immediate_priority = CAM_PRIORITY_NONE; |
| 1454 | splx(s); |
| 1455 | wakeup(&periph->ccb_list); |
| 1456 | } else if (bp == NULL) { |
| 1457 | splx(s); |
| 1458 | xpt_release_ccb(start_ccb); |
| 1459 | } else { |
| 1460 | bufq_remove(&softc->buf_queue, bp); |
| 1461 | |
| 1462 | devstat_start_transaction(&softc->device_stats); |
| 1463 | |
| 1464 | scsi_read_write(&start_ccb->csio, |
| 1465 | /*retries*/4, |
| 1466 | /* cbfcnp */ cddone, |
| 1467 | (bp->b_flags & B_ORDERED) != 0 ? |
| 1468 | MSG_ORDERED_Q_TAG : |
| 1469 | MSG_SIMPLE_Q_TAG, |
| 1470 | /* read */bp->b_flags & B_READ, |
| 1471 | /* byte2 */ 0, |
| 1472 | /* minimum_cmd_size */ 10, |
| 1473 | /* lba */ bp->b_pblkno, |
| 1474 | bp->b_bcount / softc->params.blksize, |
| 1475 | /* data_ptr */ bp->b_data, |
| 1476 | /* dxfer_len */ bp->b_bcount, |
| 1477 | /* sense_len */ SSD_FULL_SIZE, |
| 1478 | /* timeout */ 30000); |
| 1479 | start_ccb->ccb_h.ccb_state = CD_CCB_BUFFER_IO; |
| 1480 | |
| 1481 | |
| 1482 | /* |
| 1483 | * Block out any asyncronous callbacks |
| 1484 | * while we touch the pending ccb list. |
| 1485 | */ |
| 1486 | oldspl = splcam(); |
| 1487 | LIST_INSERT_HEAD(&softc->pending_ccbs, |
| 1488 | &start_ccb->ccb_h, periph_links.le); |
| 1489 | splx(oldspl); |
| 1490 | |
| 1491 | /* We expect a unit attention from this device */ |
| 1492 | if ((softc->flags & CD_FLAG_RETRY_UA) != 0) { |
| 1493 | start_ccb->ccb_h.ccb_state |= CD_CCB_RETRY_UA; |
| 1494 | softc->flags &= ~CD_FLAG_RETRY_UA; |
| 1495 | } |
| 1496 | |
| 1497 | start_ccb->ccb_h.ccb_bp = bp; |
| 1498 | bp = bufq_first(&softc->buf_queue); |
| 1499 | splx(s); |
| 1500 | |
| 1501 | xpt_action(start_ccb); |
| 1502 | } |
| 1503 | if (bp != NULL) { |
| 1504 | /* Have more work to do, so ensure we stay scheduled */ |
| 1505 | xpt_schedule(periph, /* XXX priority */1); |
| 1506 | } |
| 1507 | break; |
| 1508 | } |
| 1509 | case CD_STATE_PROBE: |
| 1510 | { |
| 1511 | |
| 1512 | rcap = (struct scsi_read_capacity_data *)malloc(sizeof(*rcap), |
| 1513 | M_TEMP, |
| 1514 | M_NOWAIT); |
| 1515 | if (rcap == NULL) { |
| 1516 | xpt_print_path(periph->path); |
| 1517 | printf("cdstart: Couldn't malloc read_capacity data\n"); |
| 1518 | /* cd_free_periph??? */ |
| 1519 | break; |
| 1520 | } |
| 1521 | csio = &start_ccb->csio; |
| 1522 | scsi_read_capacity(csio, |
| 1523 | /*retries*/1, |
| 1524 | cddone, |
| 1525 | MSG_SIMPLE_Q_TAG, |
| 1526 | rcap, |
| 1527 | SSD_FULL_SIZE, |
| 1528 | /*timeout*/20000); |
| 1529 | start_ccb->ccb_h.ccb_bp = NULL; |
| 1530 | start_ccb->ccb_h.ccb_state = CD_CCB_PROBE; |
| 1531 | xpt_action(start_ccb); |
| 1532 | break; |
| 1533 | } |
| 1534 | } |
| 1535 | } |
| 1536 | |
| 1537 | static void |
| 1538 | cddone(struct cam_periph *periph, union ccb *done_ccb) |
| 1539 | { |
| 1540 | struct cd_softc *softc; |
| 1541 | struct ccb_scsiio *csio; |
| 1542 | |
| 1543 | CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cddone\n")); |
| 1544 | |
| 1545 | softc = (struct cd_softc *)periph->softc; |
| 1546 | csio = &done_ccb->csio; |
| 1547 | |
| 1548 | switch (csio->ccb_h.ccb_state & CD_CCB_TYPE_MASK) { |
| 1549 | case CD_CCB_BUFFER_IO: |
| 1550 | { |
| 1551 | struct buf *bp; |
| 1552 | int error; |
| 1553 | int oldspl; |
| 1554 | |
| 1555 | bp = (struct buf *)done_ccb->ccb_h.ccb_bp; |
| 1556 | error = 0; |
| 1557 | |
| 1558 | if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { |
| 1559 | int sf; |
| 1560 | |
| 1561 | if ((done_ccb->ccb_h.ccb_state & CD_CCB_RETRY_UA) != 0) |
| 1562 | sf = SF_RETRY_UA; |
| 1563 | else |
| 1564 | sf = 0; |
| 1565 | |
| 1566 | /* Retry selection timeouts */ |
| 1567 | sf |= SF_RETRY_SELTO; |
| 1568 | |
| 1569 | if ((error = cderror(done_ccb, 0, sf)) == ERESTART) { |
| 1570 | /* |
| 1571 | * A retry was scheuled, so |
| 1572 | * just return. |
| 1573 | */ |
| 1574 | return; |
| 1575 | } |
| 1576 | } |
| 1577 | |
| 1578 | if (error != 0) { |
| 1579 | int s; |
| 1580 | struct buf *q_bp; |
| 1581 | |
| 1582 | xpt_print_path(periph->path); |
| 1583 | printf("cddone: got error %#x back\n", error); |
| 1584 | s = splbio(); |
| 1585 | while ((q_bp = bufq_first(&softc->buf_queue)) != NULL) { |
| 1586 | bufq_remove(&softc->buf_queue, q_bp); |
| 1587 | q_bp->b_resid = q_bp->b_bcount; |
| 1588 | q_bp->b_error = EIO; |
| 1589 | q_bp->b_flags |= B_ERROR; |
| 1590 | biodone(q_bp); |
| 1591 | } |
| 1592 | splx(s); |
| 1593 | bp->b_resid = bp->b_bcount; |
| 1594 | bp->b_error = error; |
| 1595 | bp->b_flags |= B_ERROR; |
| 1596 | cam_release_devq(done_ccb->ccb_h.path, |
| 1597 | /*relsim_flags*/0, |
| 1598 | /*reduction*/0, |
| 1599 | /*timeout*/0, |
| 1600 | /*getcount_only*/0); |
| 1601 | |
| 1602 | } else { |
| 1603 | bp->b_resid = csio->resid; |
| 1604 | bp->b_error = 0; |
| 1605 | if (bp->b_resid != 0) { |
| 1606 | /* Short transfer ??? */ |
| 1607 | bp->b_flags |= B_ERROR; |
| 1608 | } |
| 1609 | } |
| 1610 | |
| 1611 | /* |
| 1612 | * Block out any asyncronous callbacks |
| 1613 | * while we touch the pending ccb list. |
| 1614 | */ |
| 1615 | oldspl = splcam(); |
| 1616 | LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); |
| 1617 | splx(oldspl); |
| 1618 | |
| 1619 | if (softc->flags & CD_FLAG_CHANGER) |
| 1620 | cdchangerschedule(softc); |
| 1621 | |
| 1622 | devstat_end_transaction_buf(&softc->device_stats, bp); |
| 1623 | biodone(bp); |
| 1624 | break; |
| 1625 | } |
| 1626 | case CD_CCB_PROBE: |
| 1627 | { |
| 1628 | struct scsi_read_capacity_data *rdcap; |
| 1629 | char announce_buf[120]; /* |
| 1630 | * Currently (9/30/97) the |
| 1631 | * longest possible announce |
| 1632 | * buffer is 108 bytes, for the |
| 1633 | * first error case below. |
| 1634 | * That is 39 bytes for the |
| 1635 | * basic string, 16 bytes for the |
| 1636 | * biggest sense key (hardware |
| 1637 | * error), 52 bytes for the |
| 1638 | * text of the largest sense |
| 1639 | * qualifier valid for a CDROM, |
| 1640 | * (0x72, 0x03 or 0x04, |
| 1641 | * 0x03), and one byte for the |
| 1642 | * null terminating character. |
| 1643 | * To allow for longer strings, |
| 1644 | * the announce buffer is 120 |
| 1645 | * bytes. |
| 1646 | */ |
| 1647 | struct cd_params *cdp; |
| 1648 | |
| 1649 | cdp = &softc->params; |
| 1650 | |
| 1651 | rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; |
| 1652 | |
| 1653 | cdp->disksize = scsi_4btoul (rdcap->addr) + 1; |
| 1654 | cdp->blksize = scsi_4btoul (rdcap->length); |
| 1655 | |
| 1656 | if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { |
| 1657 | |
| 1658 | snprintf(announce_buf, sizeof(announce_buf), |
| 1659 | "cd present [%lu x %lu byte records]", |
| 1660 | cdp->disksize, (u_long)cdp->blksize); |
| 1661 | |
| 1662 | } else { |
| 1663 | int error; |
| 1664 | /* |
| 1665 | * Retry any UNIT ATTENTION type errors. They |
| 1666 | * are expected at boot. |
| 1667 | */ |
| 1668 | error = cderror(done_ccb, 0, SF_RETRY_UA | |
| 1669 | SF_NO_PRINT | SF_RETRY_SELTO); |
| 1670 | if (error == ERESTART) { |
| 1671 | /* |
| 1672 | * A retry was scheuled, so |
| 1673 | * just return. |
| 1674 | */ |
| 1675 | return; |
| 1676 | } else if (error != 0) { |
| 1677 | |
| 1678 | struct scsi_sense_data *sense; |
| 1679 | int asc, ascq; |
| 1680 | int sense_key, error_code; |
| 1681 | int have_sense; |
| 1682 | cam_status status; |
| 1683 | struct ccb_getdev cgd; |
| 1684 | |
| 1685 | /* Don't wedge this device's queue */ |
| 1686 | cam_release_devq(done_ccb->ccb_h.path, |
| 1687 | /*relsim_flags*/0, |
| 1688 | /*reduction*/0, |
| 1689 | /*timeout*/0, |
| 1690 | /*getcount_only*/0); |
| 1691 | |
| 1692 | status = done_ccb->ccb_h.status; |
| 1693 | |
| 1694 | xpt_setup_ccb(&cgd.ccb_h, |
| 1695 | done_ccb->ccb_h.path, |
| 1696 | /* priority */ 1); |
| 1697 | cgd.ccb_h.func_code = XPT_GDEV_TYPE; |
| 1698 | xpt_action((union ccb *)&cgd); |
| 1699 | |
| 1700 | if (((csio->ccb_h.flags & CAM_SENSE_PHYS) != 0) |
| 1701 | || ((csio->ccb_h.flags & CAM_SENSE_PTR) != 0) |
| 1702 | || ((status & CAM_AUTOSNS_VALID) == 0)) |
| 1703 | have_sense = FALSE; |
| 1704 | else |
| 1705 | have_sense = TRUE; |
| 1706 | |
| 1707 | if (have_sense) { |
| 1708 | sense = &csio->sense_data; |
| 1709 | scsi_extract_sense(sense, &error_code, |
| 1710 | &sense_key, |
| 1711 | &asc, &ascq); |
| 1712 | } |
| 1713 | /* |
| 1714 | * Attach to anything that claims to be a |
| 1715 | * CDROM or WORM device, as long as it |
| 1716 | * doesn't return a "Logical unit not |
| 1717 | * supported" (0x25) error. |
| 1718 | */ |
| 1719 | if ((have_sense) && (asc != 0x25) |
| 1720 | && (error_code == SSD_CURRENT_ERROR)) |
| 1721 | snprintf(announce_buf, |
| 1722 | sizeof(announce_buf), |
| 1723 | "Attempt to query device " |
| 1724 | "size failed: %s, %s", |
| 1725 | scsi_sense_key_text[sense_key], |
| 1726 | scsi_sense_desc(asc,ascq, |
| 1727 | &cgd.inq_data)); |
| 1728 | else if ((have_sense == 0) |
| 1729 | && ((status & CAM_STATUS_MASK) == |
| 1730 | CAM_SCSI_STATUS_ERROR) |
| 1731 | && (csio->scsi_status == |
| 1732 | SCSI_STATUS_BUSY)) { |
| 1733 | snprintf(announce_buf, |
| 1734 | sizeof(announce_buf), |
| 1735 | "Attempt to query device " |
| 1736 | "size failed: SCSI status: BUSY"); |
| 1737 | } else if (SID_TYPE(&cgd.inq_data) == T_CDROM) { |
| 1738 | /* |
| 1739 | * We only print out an error for |
| 1740 | * CDROM type devices. For WORM |
| 1741 | * devices, we don't print out an |
| 1742 | * error since a few WORM devices |
| 1743 | * don't support CDROM commands. |
| 1744 | * If we have sense information, go |
| 1745 | * ahead and print it out. |
| 1746 | * Otherwise, just say that we |
| 1747 | * couldn't attach. |
| 1748 | */ |
| 1749 | |
| 1750 | /* |
| 1751 | * Just print out the error, not |
| 1752 | * the full probe message, when we |
| 1753 | * don't attach. |
| 1754 | */ |
| 1755 | if (have_sense) |
| 1756 | scsi_sense_print( |
| 1757 | &done_ccb->csio); |
| 1758 | else { |
| 1759 | xpt_print_path(periph->path); |
| 1760 | printf("got CAM status %#x\n", |
| 1761 | done_ccb->ccb_h.status); |
| 1762 | } |
| 1763 | xpt_print_path(periph->path); |
| 1764 | printf("fatal error, failed" |
| 1765 | " to attach to device\n"); |
| 1766 | |
| 1767 | /* |
| 1768 | * Invalidate this peripheral. |
| 1769 | */ |
| 1770 | cam_periph_invalidate(periph); |
| 1771 | |
| 1772 | announce_buf[0] = '\0'; |
| 1773 | } else { |
| 1774 | |
| 1775 | /* |
| 1776 | * Invalidate this peripheral. |
| 1777 | */ |
| 1778 | cam_periph_invalidate(periph); |
| 1779 | announce_buf[0] = '\0'; |
| 1780 | } |
| 1781 | } |
| 1782 | } |
| 1783 | free(rdcap, M_TEMP); |
| 1784 | if (announce_buf[0] != '\0') { |
| 1785 | xpt_announce_periph(periph, announce_buf); |
| 1786 | if (softc->flags & CD_FLAG_CHANGER) |
| 1787 | cdchangerschedule(softc); |
| 1788 | } |
| 1789 | softc->state = CD_STATE_NORMAL; |
| 1790 | /* |
| 1791 | * Since our peripheral may be invalidated by an error |
| 1792 | * above or an external event, we must release our CCB |
| 1793 | * before releasing the probe lock on the peripheral. |
| 1794 | * The peripheral will only go away once the last lock |
| 1795 | * is removed, and we need it around for the CCB release |
| 1796 | * operation. |
| 1797 | */ |
| 1798 | xpt_release_ccb(done_ccb); |
| 1799 | cam_periph_unlock(periph); |
| 1800 | return; |
| 1801 | } |
| 1802 | case CD_CCB_WAITING: |
| 1803 | { |
| 1804 | /* Caller will release the CCB */ |
| 1805 | CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, |
| 1806 | ("trying to wakeup ccbwait\n")); |
| 1807 | |
| 1808 | wakeup(&done_ccb->ccb_h.cbfcnp); |
| 1809 | return; |
| 1810 | } |
| 1811 | default: |
| 1812 | break; |
| 1813 | } |
| 1814 | xpt_release_ccb(done_ccb); |
| 1815 | } |
| 1816 | |
| 1817 | static int |
| 1818 | cdioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct thread *td) |
| 1819 | { |
| 1820 | |
| 1821 | struct cam_periph *periph; |
| 1822 | struct cd_softc *softc; |
| 1823 | int error, unit; |
| 1824 | |
| 1825 | unit = dkunit(dev); |
| 1826 | |
| 1827 | periph = cam_extend_get(cdperiphs, unit); |
| 1828 | if (periph == NULL) |
| 1829 | return(ENXIO); |
| 1830 | |
| 1831 | CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdioctl\n")); |
| 1832 | |
| 1833 | softc = (struct cd_softc *)periph->softc; |
| 1834 | |
| 1835 | CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, |
| 1836 | ("trying to do ioctl %#lx\n", cmd)); |
| 1837 | |
| 1838 | error = cam_periph_lock(periph, PCATCH); |
| 1839 | |
| 1840 | if (error != 0) |
| 1841 | return(error); |
| 1842 | |
| 1843 | switch (cmd) { |
| 1844 | |
| 1845 | case CDIOCPLAYTRACKS: |
| 1846 | { |
| 1847 | struct ioc_play_track *args |
| 1848 | = (struct ioc_play_track *) addr; |
| 1849 | struct cd_mode_data *data; |
| 1850 | |
| 1851 | data = malloc(sizeof(struct cd_mode_data), M_TEMP, |
| 1852 | M_WAITOK); |
| 1853 | |
| 1854 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 1855 | ("trying to do CDIOCPLAYTRACKS\n")); |
| 1856 | |
| 1857 | error = cdgetmode(periph, data, AUDIO_PAGE); |
| 1858 | if (error) { |
| 1859 | free(data, M_TEMP); |
| 1860 | break; |
| 1861 | } |
| 1862 | data->page.audio.flags &= ~CD_PA_SOTC; |
| 1863 | data->page.audio.flags |= CD_PA_IMMED; |
| 1864 | error = cdsetmode(periph, data); |
| 1865 | free(data, M_TEMP); |
| 1866 | if (error) |
| 1867 | break; |
| 1868 | if (softc->quirks & CD_Q_BCD_TRACKS) { |
| 1869 | args->start_track = bin2bcd(args->start_track); |
| 1870 | args->end_track = bin2bcd(args->end_track); |
| 1871 | } |
| 1872 | error = cdplaytracks(periph, |
| 1873 | args->start_track, |
| 1874 | args->start_index, |
| 1875 | args->end_track, |
| 1876 | args->end_index); |
| 1877 | } |
| 1878 | break; |
| 1879 | case CDIOCPLAYMSF: |
| 1880 | { |
| 1881 | struct ioc_play_msf *args |
| 1882 | = (struct ioc_play_msf *) addr; |
| 1883 | struct cd_mode_data *data; |
| 1884 | |
| 1885 | data = malloc(sizeof(struct cd_mode_data), M_TEMP, |
| 1886 | M_WAITOK); |
| 1887 | |
| 1888 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 1889 | ("trying to do CDIOCPLAYMSF\n")); |
| 1890 | |
| 1891 | error = cdgetmode(periph, data, AUDIO_PAGE); |
| 1892 | if (error) { |
| 1893 | free(data, M_TEMP); |
| 1894 | break; |
| 1895 | } |
| 1896 | data->page.audio.flags &= ~CD_PA_SOTC; |
| 1897 | data->page.audio.flags |= CD_PA_IMMED; |
| 1898 | error = cdsetmode(periph, data); |
| 1899 | free(data, M_TEMP); |
| 1900 | if (error) |
| 1901 | break; |
| 1902 | error = cdplaymsf(periph, |
| 1903 | args->start_m, |
| 1904 | args->start_s, |
| 1905 | args->start_f, |
| 1906 | args->end_m, |
| 1907 | args->end_s, |
| 1908 | args->end_f); |
| 1909 | } |
| 1910 | break; |
| 1911 | case CDIOCPLAYBLOCKS: |
| 1912 | { |
| 1913 | struct ioc_play_blocks *args |
| 1914 | = (struct ioc_play_blocks *) addr; |
| 1915 | struct cd_mode_data *data; |
| 1916 | |
| 1917 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 1918 | ("trying to do CDIOCPLAYBLOCKS\n")); |
| 1919 | |
| 1920 | data = malloc(sizeof(struct cd_mode_data), M_TEMP, |
| 1921 | M_WAITOK); |
| 1922 | |
| 1923 | error = cdgetmode(periph, data, AUDIO_PAGE); |
| 1924 | if (error) { |
| 1925 | free(data, M_TEMP); |
| 1926 | break; |
| 1927 | } |
| 1928 | data->page.audio.flags &= ~CD_PA_SOTC; |
| 1929 | data->page.audio.flags |= CD_PA_IMMED; |
| 1930 | error = cdsetmode(periph, data); |
| 1931 | free(data, M_TEMP); |
| 1932 | if (error) |
| 1933 | break; |
| 1934 | error = cdplay(periph, args->blk, args->len); |
| 1935 | } |
| 1936 | break; |
| 1937 | case CDIOCREADSUBCHANNEL: |
| 1938 | { |
| 1939 | struct ioc_read_subchannel *args |
| 1940 | = (struct ioc_read_subchannel *) addr; |
| 1941 | struct cd_sub_channel_info *data; |
| 1942 | u_int32_t len = args->data_len; |
| 1943 | |
| 1944 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 1945 | ("trying to do CDIOCREADSUBCHANNEL\n")); |
| 1946 | |
| 1947 | data = malloc(sizeof(struct cd_sub_channel_info), |
| 1948 | M_TEMP, M_WAITOK); |
| 1949 | |
| 1950 | if ((len > sizeof(struct cd_sub_channel_info)) || |
| 1951 | (len < sizeof(struct cd_sub_channel_header))) { |
| 1952 | printf( |
| 1953 | "scsi_cd: cdioctl: " |
| 1954 | "cdioreadsubchannel: error, len=%d\n", |
| 1955 | len); |
| 1956 | error = EINVAL; |
| 1957 | free(data, M_TEMP); |
| 1958 | break; |
| 1959 | } |
| 1960 | |
| 1961 | if (softc->quirks & CD_Q_BCD_TRACKS) |
| 1962 | args->track = bin2bcd(args->track); |
| 1963 | |
| 1964 | error = cdreadsubchannel(periph, args->address_format, |
| 1965 | args->data_format, args->track, data, len); |
| 1966 | |
| 1967 | if (error) { |
| 1968 | free(data, M_TEMP); |
| 1969 | break; |
| 1970 | } |
| 1971 | if (softc->quirks & CD_Q_BCD_TRACKS) |
| 1972 | data->what.track_info.track_number = |
| 1973 | bcd2bin(data->what.track_info.track_number); |
| 1974 | len = min(len, ((data->header.data_len[0] << 8) + |
| 1975 | data->header.data_len[1] + |
| 1976 | sizeof(struct cd_sub_channel_header))); |
| 1977 | if (copyout(data, args->data, len) != 0) { |
| 1978 | error = EFAULT; |
| 1979 | } |
| 1980 | free(data, M_TEMP); |
| 1981 | } |
| 1982 | break; |
| 1983 | |
| 1984 | case CDIOREADTOCHEADER: |
| 1985 | { |
| 1986 | struct ioc_toc_header *th; |
| 1987 | |
| 1988 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 1989 | ("trying to do CDIOREADTOCHEADER\n")); |
| 1990 | |
| 1991 | th = malloc(sizeof(struct ioc_toc_header), M_TEMP, |
| 1992 | M_WAITOK); |
| 1993 | error = cdreadtoc(periph, 0, 0, |
| 1994 | (struct cd_toc_entry *)th, |
| 1995 | sizeof (*th)); |
| 1996 | if (error) { |
| 1997 | free(th, M_TEMP); |
| 1998 | break; |
| 1999 | } |
| 2000 | if (softc->quirks & CD_Q_BCD_TRACKS) { |
| 2001 | /* we are going to have to convert the BCD |
| 2002 | * encoding on the cd to what is expected |
| 2003 | */ |
| 2004 | th->starting_track = |
| 2005 | bcd2bin(th->starting_track); |
| 2006 | th->ending_track = bcd2bin(th->ending_track); |
| 2007 | } |
| 2008 | NTOHS(th->len); |
| 2009 | bcopy(th, addr, sizeof(*th)); |
| 2010 | free(th, M_TEMP); |
| 2011 | } |
| 2012 | break; |
| 2013 | case CDIOREADTOCENTRYS: |
| 2014 | { |
| 2015 | typedef struct { |
| 2016 | struct ioc_toc_header header; |
| 2017 | struct cd_toc_entry entries[100]; |
| 2018 | } data_t; |
| 2019 | typedef struct { |
| 2020 | struct ioc_toc_header header; |
| 2021 | struct cd_toc_entry entry; |
| 2022 | } lead_t; |
| 2023 | |
| 2024 | data_t *data; |
| 2025 | lead_t *lead; |
| 2026 | struct ioc_read_toc_entry *te = |
| 2027 | (struct ioc_read_toc_entry *) addr; |
| 2028 | struct ioc_toc_header *th; |
| 2029 | u_int32_t len, readlen, idx, num; |
| 2030 | u_int32_t starting_track = te->starting_track; |
| 2031 | |
| 2032 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 2033 | ("trying to do CDIOREADTOCENTRYS\n")); |
| 2034 | |
| 2035 | data = malloc(sizeof(data_t), M_TEMP, M_WAITOK); |
| 2036 | lead = malloc(sizeof(lead_t), M_TEMP, M_WAITOK); |
| 2037 | |
| 2038 | if (te->data_len < sizeof(struct cd_toc_entry) |
| 2039 | || (te->data_len % sizeof(struct cd_toc_entry)) != 0 |
| 2040 | || (te->address_format != CD_MSF_FORMAT |
| 2041 | && te->address_format != CD_LBA_FORMAT)) { |
| 2042 | error = EINVAL; |
| 2043 | printf("scsi_cd: error in readtocentries, " |
| 2044 | "returning EINVAL\n"); |
| 2045 | free(data, M_TEMP); |
| 2046 | free(lead, M_TEMP); |
| 2047 | break; |
| 2048 | } |
| 2049 | |
| 2050 | th = &data->header; |
| 2051 | error = cdreadtoc(periph, 0, 0, |
| 2052 | (struct cd_toc_entry *)th, |
| 2053 | sizeof (*th)); |
| 2054 | if (error) { |
| 2055 | free(data, M_TEMP); |
| 2056 | free(lead, M_TEMP); |
| 2057 | break; |
| 2058 | } |
| 2059 | |
| 2060 | if (softc->quirks & CD_Q_BCD_TRACKS) { |
| 2061 | /* we are going to have to convert the BCD |
| 2062 | * encoding on the cd to what is expected |
| 2063 | */ |
| 2064 | th->starting_track = |
| 2065 | bcd2bin(th->starting_track); |
| 2066 | th->ending_track = bcd2bin(th->ending_track); |
| 2067 | } |
| 2068 | |
| 2069 | if (starting_track == 0) |
| 2070 | starting_track = th->starting_track; |
| 2071 | else if (starting_track == LEADOUT) |
| 2072 | starting_track = th->ending_track + 1; |
| 2073 | else if (starting_track < th->starting_track || |
| 2074 | starting_track > th->ending_track + 1) { |
| 2075 | printf("scsi_cd: error in readtocentries, " |
| 2076 | "returning EINVAL\n"); |
| 2077 | free(data, M_TEMP); |
| 2078 | free(lead, M_TEMP); |
| 2079 | error = EINVAL; |
| 2080 | break; |
| 2081 | } |
| 2082 | |
| 2083 | /* calculate reading length without leadout entry */ |
| 2084 | readlen = (th->ending_track - starting_track + 1) * |
| 2085 | sizeof(struct cd_toc_entry); |
| 2086 | |
| 2087 | /* and with leadout entry */ |
| 2088 | len = readlen + sizeof(struct cd_toc_entry); |
| 2089 | if (te->data_len < len) { |
| 2090 | len = te->data_len; |
| 2091 | if (readlen > len) |
| 2092 | readlen = len; |
| 2093 | } |
| 2094 | if (len > sizeof(data->entries)) { |
| 2095 | printf("scsi_cd: error in readtocentries, " |
| 2096 | "returning EINVAL\n"); |
| 2097 | error = EINVAL; |
| 2098 | free(data, M_TEMP); |
| 2099 | free(lead, M_TEMP); |
| 2100 | break; |
| 2101 | } |
| 2102 | num = len / sizeof(struct cd_toc_entry); |
| 2103 | |
| 2104 | if (readlen > 0) { |
| 2105 | error = cdreadtoc(periph, te->address_format, |
| 2106 | starting_track, |
| 2107 | (struct cd_toc_entry *)data, |
| 2108 | readlen + sizeof (*th)); |
| 2109 | if (error) { |
| 2110 | free(data, M_TEMP); |
| 2111 | free(lead, M_TEMP); |
| 2112 | break; |
| 2113 | } |
| 2114 | } |
| 2115 | |
| 2116 | /* make leadout entry if needed */ |
| 2117 | idx = starting_track + num - 1; |
| 2118 | if (softc->quirks & CD_Q_BCD_TRACKS) |
| 2119 | th->ending_track = bcd2bin(th->ending_track); |
| 2120 | if (idx == th->ending_track + 1) { |
| 2121 | error = cdreadtoc(periph, te->address_format, |
| 2122 | LEADOUT, |
| 2123 | (struct cd_toc_entry *)lead, |
| 2124 | sizeof(*lead)); |
| 2125 | if (error) { |
| 2126 | free(data, M_TEMP); |
| 2127 | free(lead, M_TEMP); |
| 2128 | break; |
| 2129 | } |
| 2130 | data->entries[idx - starting_track] = |
| 2131 | lead->entry; |
| 2132 | } |
| 2133 | if (softc->quirks & CD_Q_BCD_TRACKS) { |
| 2134 | for (idx = 0; idx < num - 1; idx++) { |
| 2135 | data->entries[idx].track = |
| 2136 | bcd2bin(data->entries[idx].track); |
| 2137 | } |
| 2138 | } |
| 2139 | |
| 2140 | error = copyout(data->entries, te->data, len); |
| 2141 | free(data, M_TEMP); |
| 2142 | free(lead, M_TEMP); |
| 2143 | } |
| 2144 | break; |
| 2145 | case CDIOREADTOCENTRY: |
| 2146 | { |
| 2147 | /* yeah yeah, this is ugly */ |
| 2148 | typedef struct { |
| 2149 | struct ioc_toc_header header; |
| 2150 | struct cd_toc_entry entry; |
| 2151 | } data_t; |
| 2152 | |
| 2153 | data_t *data; |
| 2154 | struct ioc_read_toc_single_entry *te = |
| 2155 | (struct ioc_read_toc_single_entry *) addr; |
| 2156 | struct ioc_toc_header *th; |
| 2157 | u_int32_t track; |
| 2158 | |
| 2159 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 2160 | ("trying to do CDIOREADTOCENTRY\n")); |
| 2161 | |
| 2162 | data = malloc(sizeof(data_t), M_TEMP, M_WAITOK); |
| 2163 | |
| 2164 | if (te->address_format != CD_MSF_FORMAT |
| 2165 | && te->address_format != CD_LBA_FORMAT) { |
| 2166 | printf("error in readtocentry, " |
| 2167 | " returning EINVAL\n"); |
| 2168 | free(data, M_TEMP); |
| 2169 | error = EINVAL; |
| 2170 | break; |
| 2171 | } |
| 2172 | |
| 2173 | th = &data->header; |
| 2174 | error = cdreadtoc(periph, 0, 0, |
| 2175 | (struct cd_toc_entry *)th, |
| 2176 | sizeof (*th)); |
| 2177 | if (error) { |
| 2178 | free(data, M_TEMP); |
| 2179 | break; |
| 2180 | } |
| 2181 | |
| 2182 | if (softc->quirks & CD_Q_BCD_TRACKS) { |
| 2183 | /* we are going to have to convert the BCD |
| 2184 | * encoding on the cd to what is expected |
| 2185 | */ |
| 2186 | th->starting_track = |
| 2187 | bcd2bin(th->starting_track); |
| 2188 | th->ending_track = bcd2bin(th->ending_track); |
| 2189 | } |
| 2190 | track = te->track; |
| 2191 | if (track == 0) |
| 2192 | track = th->starting_track; |
| 2193 | else if (track == LEADOUT) |
| 2194 | /* OK */; |
| 2195 | else if (track < th->starting_track || |
| 2196 | track > th->ending_track + 1) { |
| 2197 | printf("error in readtocentry, " |
| 2198 | " returning EINVAL\n"); |
| 2199 | free(data, M_TEMP); |
| 2200 | error = EINVAL; |
| 2201 | break; |
| 2202 | } |
| 2203 | |
| 2204 | error = cdreadtoc(periph, te->address_format, track, |
| 2205 | (struct cd_toc_entry *)data, |
| 2206 | sizeof(data_t)); |
| 2207 | if (error) { |
| 2208 | free(data, M_TEMP); |
| 2209 | break; |
| 2210 | } |
| 2211 | |
| 2212 | if (softc->quirks & CD_Q_BCD_TRACKS) |
| 2213 | data->entry.track = bcd2bin(data->entry.track); |
| 2214 | bcopy(&data->entry, &te->entry, |
| 2215 | sizeof(struct cd_toc_entry)); |
| 2216 | free(data, M_TEMP); |
| 2217 | } |
| 2218 | break; |
| 2219 | case CDIOCSETPATCH: |
| 2220 | { |
| 2221 | struct ioc_patch *arg = (struct ioc_patch *) addr; |
| 2222 | struct cd_mode_data *data; |
| 2223 | |
| 2224 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 2225 | ("trying to do CDIOCSETPATCH\n")); |
| 2226 | |
| 2227 | data = malloc(sizeof(struct cd_mode_data), M_TEMP, |
| 2228 | M_WAITOK); |
| 2229 | error = cdgetmode(periph, data, AUDIO_PAGE); |
| 2230 | if (error) { |
| 2231 | free(data, M_TEMP); |
| 2232 | break; |
| 2233 | } |
| 2234 | data->page.audio.port[LEFT_PORT].channels = |
| 2235 | arg->patch[0]; |
| 2236 | data->page.audio.port[RIGHT_PORT].channels = |
| 2237 | arg->patch[1]; |
| 2238 | data->page.audio.port[2].channels = arg->patch[2]; |
| 2239 | data->page.audio.port[3].channels = arg->patch[3]; |
| 2240 | error = cdsetmode(periph, data); |
| 2241 | free(data, M_TEMP); |
| 2242 | } |
| 2243 | break; |
| 2244 | case CDIOCGETVOL: |
| 2245 | { |
| 2246 | struct ioc_vol *arg = (struct ioc_vol *) addr; |
| 2247 | struct cd_mode_data *data; |
| 2248 | |
| 2249 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 2250 | ("trying to do CDIOCGETVOL\n")); |
| 2251 | |
| 2252 | data = malloc(sizeof(struct cd_mode_data), M_TEMP, |
| 2253 | M_WAITOK); |
| 2254 | error = cdgetmode(periph, data, AUDIO_PAGE); |
| 2255 | if (error) { |
| 2256 | free(data, M_TEMP); |
| 2257 | break; |
| 2258 | } |
| 2259 | arg->vol[LEFT_PORT] = |
| 2260 | data->page.audio.port[LEFT_PORT].volume; |
| 2261 | arg->vol[RIGHT_PORT] = |
| 2262 | data->page.audio.port[RIGHT_PORT].volume; |
| 2263 | arg->vol[2] = data->page.audio.port[2].volume; |
| 2264 | arg->vol[3] = data->page.audio.port[3].volume; |
| 2265 | free(data, M_TEMP); |
| 2266 | } |
| 2267 | break; |
| 2268 | case CDIOCSETVOL: |
| 2269 | { |
| 2270 | struct ioc_vol *arg = (struct ioc_vol *) addr; |
| 2271 | struct cd_mode_data *data; |
| 2272 | |
| 2273 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 2274 | ("trying to do CDIOCSETVOL\n")); |
| 2275 | |
| 2276 | data = malloc(sizeof(struct cd_mode_data), M_TEMP, |
| 2277 | M_WAITOK); |
| 2278 | error = cdgetmode(periph, data, AUDIO_PAGE); |
| 2279 | if (error) { |
| 2280 | free(data, M_TEMP); |
| 2281 | break; |
| 2282 | } |
| 2283 | data->page.audio.port[LEFT_PORT].channels = CHANNEL_0; |
| 2284 | data->page.audio.port[LEFT_PORT].volume = |
| 2285 | arg->vol[LEFT_PORT]; |
| 2286 | data->page.audio.port[RIGHT_PORT].channels = CHANNEL_1; |
| 2287 | data->page.audio.port[RIGHT_PORT].volume = |
| 2288 | arg->vol[RIGHT_PORT]; |
| 2289 | data->page.audio.port[2].volume = arg->vol[2]; |
| 2290 | data->page.audio.port[3].volume = arg->vol[3]; |
| 2291 | error = cdsetmode(periph, data); |
| 2292 | free(data, M_TEMP); |
| 2293 | } |
| 2294 | break; |
| 2295 | case CDIOCSETMONO: |
| 2296 | { |
| 2297 | struct cd_mode_data *data; |
| 2298 | |
| 2299 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 2300 | ("trying to do CDIOCSETMONO\n")); |
| 2301 | |
| 2302 | data = malloc(sizeof(struct cd_mode_data), |
| 2303 | M_TEMP, M_WAITOK); |
| 2304 | error = cdgetmode(periph, data, AUDIO_PAGE); |
| 2305 | if (error) { |
| 2306 | free(data, M_TEMP); |
| 2307 | break; |
| 2308 | } |
| 2309 | data->page.audio.port[LEFT_PORT].channels = |
| 2310 | LEFT_CHANNEL | RIGHT_CHANNEL; |
| 2311 | data->page.audio.port[RIGHT_PORT].channels = |
| 2312 | LEFT_CHANNEL | RIGHT_CHANNEL; |
| 2313 | data->page.audio.port[2].channels = 0; |
| 2314 | data->page.audio.port[3].channels = 0; |
| 2315 | error = cdsetmode(periph, data); |
| 2316 | free(data, M_TEMP); |
| 2317 | } |
| 2318 | break; |
| 2319 | case CDIOCSETSTEREO: |
| 2320 | { |
| 2321 | struct cd_mode_data *data; |
| 2322 | |
| 2323 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 2324 | ("trying to do CDIOCSETSTEREO\n")); |
| 2325 | |
| 2326 | data = malloc(sizeof(struct cd_mode_data), M_TEMP, |
| 2327 | M_WAITOK); |
| 2328 | error = cdgetmode(periph, data, AUDIO_PAGE); |
| 2329 | if (error) { |
| 2330 | free(data, M_TEMP); |
| 2331 | break; |
| 2332 | } |
| 2333 | data->page.audio.port[LEFT_PORT].channels = |
| 2334 | LEFT_CHANNEL; |
| 2335 | data->page.audio.port[RIGHT_PORT].channels = |
| 2336 | RIGHT_CHANNEL; |
| 2337 | data->page.audio.port[2].channels = 0; |
| 2338 | data->page.audio.port[3].channels = 0; |
| 2339 | error = cdsetmode(periph, data); |
| 2340 | free(data, M_TEMP); |
| 2341 | } |
| 2342 | break; |
| 2343 | case CDIOCSETMUTE: |
| 2344 | { |
| 2345 | struct cd_mode_data *data; |
| 2346 | |
| 2347 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 2348 | ("trying to do CDIOCSETMUTE\n")); |
| 2349 | |
| 2350 | data = malloc(sizeof(struct cd_mode_data), M_TEMP, |
| 2351 | M_WAITOK); |
| 2352 | error = cdgetmode(periph, data, AUDIO_PAGE); |
| 2353 | if (error) { |
| 2354 | free(data, M_TEMP); |
| 2355 | break; |
| 2356 | } |
| 2357 | data->page.audio.port[LEFT_PORT].channels = 0; |
| 2358 | data->page.audio.port[RIGHT_PORT].channels = 0; |
| 2359 | data->page.audio.port[2].channels = 0; |
| 2360 | data->page.audio.port[3].channels = 0; |
| 2361 | error = cdsetmode(periph, data); |
| 2362 | free(data, M_TEMP); |
| 2363 | } |
| 2364 | break; |
| 2365 | case CDIOCSETLEFT: |
| 2366 | { |
| 2367 | struct cd_mode_data *data; |
| 2368 | |
| 2369 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 2370 | ("trying to do CDIOCSETLEFT\n")); |
| 2371 | |
| 2372 | data = malloc(sizeof(struct cd_mode_data), M_TEMP, |
| 2373 | M_WAITOK); |
| 2374 | error = cdgetmode(periph, data, AUDIO_PAGE); |
| 2375 | if (error) { |
| 2376 | free(data, M_TEMP); |
| 2377 | break; |
| 2378 | } |
| 2379 | data->page.audio.port[LEFT_PORT].channels = |
| 2380 | LEFT_CHANNEL; |
| 2381 | data->page.audio.port[RIGHT_PORT].channels = |
| 2382 | LEFT_CHANNEL; |
| 2383 | data->page.audio.port[2].channels = 0; |
| 2384 | data->page.audio.port[3].channels = 0; |
| 2385 | error = cdsetmode(periph, data); |
| 2386 | free(data, M_TEMP); |
| 2387 | } |
| 2388 | break; |
| 2389 | case CDIOCSETRIGHT: |
| 2390 | { |
| 2391 | struct cd_mode_data *data; |
| 2392 | |
| 2393 | CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, |
| 2394 | ("trying to do CDIOCSETRIGHT\n")); |
| 2395 | |
| 2396 | data = malloc(sizeof(struct cd_mode_data), M_TEMP, |
| 2397 | M_WAITOK); |
| 2398 | error = cdgetmode(periph, data, AUDIO_PAGE); |
| 2399 | if (error) { |
| 2400 | free(data, M_TEMP); |
| 2401 | break; |
| 2402 | } |
| 2403 | data->page.audio.port[LEFT_PORT].channels = |
| 2404 | RIGHT_CHANNEL; |
| 2405 | data->page.audio.port[RIGHT_PORT].channels = |
| 2406 | RIGHT_CHANNEL; |
| 2407 | data->page.audio.port[2].channels = 0; |
| 2408 | data->page.audio.port[3].channels = 0; |
| 2409 | error = cdsetmode(periph, data); |
| 2410 | free(data, M_TEMP); |
| 2411 | } |
| 2412 | break; |
| 2413 | case CDIOCRESUME: |
| 2414 | error = cdpause(periph, 1); |
| 2415 | break; |
| 2416 | case CDIOCPAUSE: |
| 2417 | error = cdpause(periph, 0); |
| 2418 | break; |
| 2419 | case CDIOCSTART: |
| 2420 | error = cdstartunit(periph); |
| 2421 | break; |
| 2422 | case CDIOCSTOP: |
| 2423 | error = cdstopunit(periph, 0); |
| 2424 | break; |
| 2425 | case CDIOCEJECT: |
| 2426 | error = cdstopunit(periph, 1); |
| 2427 | break; |
| 2428 | case CDIOCALLOW: |
| 2429 | cdprevent(periph, PR_ALLOW); |
| 2430 | break; |
| 2431 | case CDIOCPREVENT: |
| 2432 | cdprevent(periph, PR_PREVENT); |
| 2433 | break; |
| 2434 | case CDIOCSETDEBUG: |
| 2435 | /* sc_link->flags |= (SDEV_DB1 | SDEV_DB2); */ |
| 2436 | error = ENOTTY; |
| 2437 | break; |
| 2438 | case CDIOCCLRDEBUG: |
| 2439 | /* sc_link->flags &= ~(SDEV_DB1 | SDEV_DB2); */ |
| 2440 | error = ENOTTY; |
| 2441 | break; |
| 2442 | case CDIOCRESET: |
| 2443 | /* return (cd_reset(periph)); */ |
| 2444 | error = ENOTTY; |
| 2445 | break; |
| 2446 | case CDRIOCREADSPEED: |
| 2447 | error = cdsetspeed(periph, *(u_int32_t *)addr, CDR_MAX_SPEED); |
| 2448 | break; |
| 2449 | case CDRIOCWRITESPEED: |
| 2450 | error = cdsetspeed(periph, CDR_MAX_SPEED, *(u_int32_t *)addr); |
| 2451 | break; |
| 2452 | case DVDIOCSENDKEY: |
| 2453 | case DVDIOCREPORTKEY: { |
| 2454 | struct dvd_authinfo *authinfo; |
| 2455 | |
| 2456 | authinfo = (struct dvd_authinfo *)addr; |
| 2457 | |
| 2458 | if (cmd == DVDIOCREPORTKEY) |
| 2459 | error = cdreportkey(periph, authinfo); |
| 2460 | else |
| 2461 | error = cdsendkey(periph, authinfo); |
| 2462 | break; |
| 2463 | } |
| 2464 | case DVDIOCREADSTRUCTURE: { |
| 2465 | struct dvd_struct *dvdstruct; |
| 2466 | |
| 2467 | dvdstruct = (struct dvd_struct *)addr; |
| 2468 | |
| 2469 | error = cdreaddvdstructure(periph, dvdstruct); |
| 2470 | |
| 2471 | break; |
| 2472 | } |
| 2473 | default: |
| 2474 | error = cam_periph_ioctl(periph, cmd, addr, cderror); |
| 2475 | break; |
| 2476 | } |
| 2477 | |
| 2478 | cam_periph_unlock(periph); |
| 2479 | |
| 2480 | CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdioctl\n")); |
| 2481 | |
| 2482 | return (error); |
| 2483 | } |
| 2484 | |
| 2485 | static void |
| 2486 | cdprevent(struct cam_periph *periph, int action) |
| 2487 | { |
| 2488 | union ccb *ccb; |
| 2489 | struct cd_softc *softc; |
| 2490 | int error; |
| 2491 | |
| 2492 | CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdprevent\n")); |
| 2493 | |
| 2494 | softc = (struct cd_softc *)periph->softc; |
| 2495 | |
| 2496 | if (((action == PR_ALLOW) |
| 2497 | && (softc->flags & CD_FLAG_DISC_LOCKED) == 0) |
| 2498 | || ((action == PR_PREVENT) |
| 2499 | && (softc->flags & CD_FLAG_DISC_LOCKED) != 0)) { |
| 2500 | return; |
| 2501 | } |
| 2502 | |
| 2503 | ccb = cdgetccb(periph, /* priority */ 1); |
| 2504 | |
| 2505 | scsi_prevent(&ccb->csio, |
| 2506 | /*retries*/ 1, |
| 2507 | cddone, |
| 2508 | MSG_SIMPLE_Q_TAG, |
| 2509 | action, |
| 2510 | SSD_FULL_SIZE, |
| 2511 | /* timeout */60000); |
| 2512 | |
| 2513 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 2514 | /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT|SF_RETRY_SELTO); |
| 2515 | |
| 2516 | xpt_release_ccb(ccb); |
| 2517 | |
| 2518 | if (error == 0) { |
| 2519 | if (action == PR_ALLOW) |
| 2520 | softc->flags &= ~CD_FLAG_DISC_LOCKED; |
| 2521 | else |
| 2522 | softc->flags |= CD_FLAG_DISC_LOCKED; |
| 2523 | } |
| 2524 | } |
| 2525 | |
| 2526 | static int |
| 2527 | cdsize(dev_t dev, u_int32_t *size) |
| 2528 | { |
| 2529 | struct cam_periph *periph; |
| 2530 | struct cd_softc *softc; |
| 2531 | union ccb *ccb; |
| 2532 | struct scsi_read_capacity_data *rcap_buf; |
| 2533 | int error; |
| 2534 | |
| 2535 | periph = cam_extend_get(cdperiphs, dkunit(dev)); |
| 2536 | |
| 2537 | if (periph == NULL) |
| 2538 | return (ENXIO); |
| 2539 | |
| 2540 | CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdsize\n")); |
| 2541 | |
| 2542 | softc = (struct cd_softc *)periph->softc; |
| 2543 | |
| 2544 | ccb = cdgetccb(periph, /* priority */ 1); |
| 2545 | |
| 2546 | rcap_buf = malloc(sizeof(struct scsi_read_capacity_data), |
| 2547 | M_TEMP, M_WAITOK); |
| 2548 | |
| 2549 | scsi_read_capacity(&ccb->csio, |
| 2550 | /*retries*/ 1, |
| 2551 | cddone, |
| 2552 | MSG_SIMPLE_Q_TAG, |
| 2553 | rcap_buf, |
| 2554 | SSD_FULL_SIZE, |
| 2555 | /* timeout */20000); |
| 2556 | |
| 2557 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 2558 | /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT|SF_RETRY_SELTO); |
| 2559 | |
| 2560 | xpt_release_ccb(ccb); |
| 2561 | |
| 2562 | softc->params.disksize = scsi_4btoul(rcap_buf->addr) + 1; |
| 2563 | softc->params.blksize = scsi_4btoul(rcap_buf->length); |
| 2564 | /* |
| 2565 | * SCSI-3 mandates that the reported blocksize shall be 2048. |
| 2566 | * Older drives sometimes report funny values, trim it down to |
| 2567 | * 2048, or other parts of the kernel will get confused. |
| 2568 | * |
| 2569 | * XXX we leave drives alone that might report 512 bytes, as |
| 2570 | * well as drives reporting more weird sizes like perhaps 4K. |
| 2571 | */ |
| 2572 | if (softc->params.blksize > 2048 && softc->params.blksize <= 2352) |
| 2573 | softc->params.blksize = 2048; |
| 2574 | |
| 2575 | free(rcap_buf, M_TEMP); |
| 2576 | *size = softc->params.disksize; |
| 2577 | |
| 2578 | return (error); |
| 2579 | |
| 2580 | } |
| 2581 | |
| 2582 | /* |
| 2583 | * The idea here is to try to figure out whether the first track is data or |
| 2584 | * audio. If it is data, we can at least attempt to read a disklabel off |
| 2585 | * the first sector of the disk. If it is audio, there won't be a |
| 2586 | * disklabel. |
| 2587 | * |
| 2588 | * This routine returns 0 if the first track is data, and non-zero if there |
| 2589 | * is an error or the first track is audio. (If either non-zero case, we |
| 2590 | * should not attempt to read the disklabel.) |
| 2591 | */ |
| 2592 | static int |
| 2593 | cdfirsttrackisdata(struct cam_periph *periph) |
| 2594 | { |
| 2595 | struct cdtocdata { |
| 2596 | struct ioc_toc_header header; |
| 2597 | struct cd_toc_entry entries[100]; |
| 2598 | }; |
| 2599 | struct cd_softc *softc; |
| 2600 | struct ioc_toc_header *th; |
| 2601 | struct cdtocdata *data; |
| 2602 | int num_entries, i; |
| 2603 | int error, first_track_audio; |
| 2604 | |
| 2605 | error = 0; |
| 2606 | first_track_audio = -1; |
| 2607 | |
| 2608 | softc = (struct cd_softc *)periph->softc; |
| 2609 | |
| 2610 | data = malloc(sizeof(struct cdtocdata), M_TEMP, M_WAITOK); |
| 2611 | |
| 2612 | th = &data->header; |
| 2613 | error = cdreadtoc(periph, 0, 0, (struct cd_toc_entry *)data, |
| 2614 | sizeof(*data)); |
| 2615 | |
| 2616 | if (error) |
| 2617 | goto bailout; |
| 2618 | |
| 2619 | if (softc->quirks & CD_Q_BCD_TRACKS) { |
| 2620 | /* we are going to have to convert the BCD |
| 2621 | * encoding on the cd to what is expected |
| 2622 | */ |
| 2623 | th->starting_track = |
| 2624 | bcd2bin(th->starting_track); |
| 2625 | th->ending_track = bcd2bin(th->ending_track); |
| 2626 | } |
| 2627 | th->len = scsi_2btoul((u_int8_t *)&th->len); |
| 2628 | |
| 2629 | if ((th->len - 2) > 0) |
| 2630 | num_entries = (th->len - 2) / sizeof(struct cd_toc_entry); |
| 2631 | else |
| 2632 | num_entries = 0; |
| 2633 | |
| 2634 | for (i = 0; i < num_entries; i++) { |
| 2635 | if (data->entries[i].track == th->starting_track) { |
| 2636 | if (data->entries[i].control & 0x4) |
| 2637 | first_track_audio = 0; |
| 2638 | else |
| 2639 | first_track_audio = 1; |
| 2640 | break; |
| 2641 | } |
| 2642 | } |
| 2643 | |
| 2644 | if (first_track_audio == -1) |
| 2645 | error = ENOENT; |
| 2646 | else if (first_track_audio == 1) |
| 2647 | error = EINVAL; |
| 2648 | else |
| 2649 | error = 0; |
| 2650 | bailout: |
| 2651 | free(data, M_TEMP); |
| 2652 | |
| 2653 | return(error); |
| 2654 | } |
| 2655 | |
| 2656 | static int |
| 2657 | cderror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) |
| 2658 | { |
| 2659 | struct cd_softc *softc; |
| 2660 | struct cam_periph *periph; |
| 2661 | |
| 2662 | periph = xpt_path_periph(ccb->ccb_h.path); |
| 2663 | softc = (struct cd_softc *)periph->softc; |
| 2664 | |
| 2665 | /* |
| 2666 | * XXX |
| 2667 | * Until we have a better way of doing pack validation, |
| 2668 | * don't treat UAs as errors. |
| 2669 | */ |
| 2670 | sense_flags |= SF_RETRY_UA; |
| 2671 | return (cam_periph_error(ccb, cam_flags, sense_flags, |
| 2672 | &softc->saved_ccb)); |
| 2673 | } |
| 2674 | |
| 2675 | /* |
| 2676 | * Read table of contents |
| 2677 | */ |
| 2678 | static int |
| 2679 | cdreadtoc(struct cam_periph *periph, u_int32_t mode, u_int32_t start, |
| 2680 | struct cd_toc_entry *data, u_int32_t len) |
| 2681 | { |
| 2682 | struct scsi_read_toc *scsi_cmd; |
| 2683 | u_int32_t ntoc; |
| 2684 | struct ccb_scsiio *csio; |
| 2685 | union ccb *ccb; |
| 2686 | int error; |
| 2687 | |
| 2688 | ntoc = len; |
| 2689 | error = 0; |
| 2690 | |
| 2691 | ccb = cdgetccb(periph, /* priority */ 1); |
| 2692 | |
| 2693 | csio = &ccb->csio; |
| 2694 | |
| 2695 | cam_fill_csio(csio, |
| 2696 | /* retries */ 1, |
| 2697 | /* cbfcnp */ cddone, |
| 2698 | /* flags */ CAM_DIR_IN, |
| 2699 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 2700 | /* data_ptr */ (u_int8_t *)data, |
| 2701 | /* dxfer_len */ len, |
| 2702 | /* sense_len */ SSD_FULL_SIZE, |
| 2703 | sizeof(struct scsi_read_toc), |
| 2704 | /* timeout */ 50000); |
| 2705 | |
| 2706 | scsi_cmd = (struct scsi_read_toc *)&csio->cdb_io.cdb_bytes; |
| 2707 | bzero (scsi_cmd, sizeof(*scsi_cmd)); |
| 2708 | |
| 2709 | if (mode == CD_MSF_FORMAT) |
| 2710 | scsi_cmd->byte2 |= CD_MSF; |
| 2711 | scsi_cmd->from_track = start; |
| 2712 | /* scsi_ulto2b(ntoc, (u_int8_t *)scsi_cmd->data_len); */ |
| 2713 | scsi_cmd->data_len[0] = (ntoc) >> 8; |
| 2714 | scsi_cmd->data_len[1] = (ntoc) & 0xff; |
| 2715 | |
| 2716 | scsi_cmd->op_code = READ_TOC; |
| 2717 | |
| 2718 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 2719 | /*sense_flags*/SF_RETRY_UA|SF_RETRY_SELTO); |
| 2720 | |
| 2721 | xpt_release_ccb(ccb); |
| 2722 | |
| 2723 | return(error); |
| 2724 | } |
| 2725 | |
| 2726 | static int |
| 2727 | cdreadsubchannel(struct cam_periph *periph, u_int32_t mode, |
| 2728 | u_int32_t format, int track, |
| 2729 | struct cd_sub_channel_info *data, u_int32_t len) |
| 2730 | { |
| 2731 | struct scsi_read_subchannel *scsi_cmd; |
| 2732 | struct ccb_scsiio *csio; |
| 2733 | union ccb *ccb; |
| 2734 | int error; |
| 2735 | |
| 2736 | error = 0; |
| 2737 | |
| 2738 | ccb = cdgetccb(periph, /* priority */ 1); |
| 2739 | |
| 2740 | csio = &ccb->csio; |
| 2741 | |
| 2742 | cam_fill_csio(csio, |
| 2743 | /* retries */ 1, |
| 2744 | /* cbfcnp */ cddone, |
| 2745 | /* flags */ CAM_DIR_IN, |
| 2746 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 2747 | /* data_ptr */ (u_int8_t *)data, |
| 2748 | /* dxfer_len */ len, |
| 2749 | /* sense_len */ SSD_FULL_SIZE, |
| 2750 | sizeof(struct scsi_read_subchannel), |
| 2751 | /* timeout */ 50000); |
| 2752 | |
| 2753 | scsi_cmd = (struct scsi_read_subchannel *)&csio->cdb_io.cdb_bytes; |
| 2754 | bzero (scsi_cmd, sizeof(*scsi_cmd)); |
| 2755 | |
| 2756 | scsi_cmd->op_code = READ_SUBCHANNEL; |
| 2757 | if (mode == CD_MSF_FORMAT) |
| 2758 | scsi_cmd->byte1 |= CD_MSF; |
| 2759 | scsi_cmd->byte2 = SRS_SUBQ; |
| 2760 | scsi_cmd->subchan_format = format; |
| 2761 | scsi_cmd->track = track; |
| 2762 | scsi_ulto2b(len, (u_int8_t *)scsi_cmd->data_len); |
| 2763 | scsi_cmd->control = 0; |
| 2764 | |
| 2765 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 2766 | /*sense_flags*/SF_RETRY_UA|SF_RETRY_SELTO); |
| 2767 | |
| 2768 | xpt_release_ccb(ccb); |
| 2769 | |
| 2770 | return(error); |
| 2771 | } |
| 2772 | |
| 2773 | |
| 2774 | static int |
| 2775 | cdgetmode(struct cam_periph *periph, struct cd_mode_data *data, u_int32_t page) |
| 2776 | { |
| 2777 | struct scsi_mode_sense_6 *scsi_cmd; |
| 2778 | struct ccb_scsiio *csio; |
| 2779 | union ccb *ccb; |
| 2780 | int error; |
| 2781 | |
| 2782 | ccb = cdgetccb(periph, /* priority */ 1); |
| 2783 | |
| 2784 | csio = &ccb->csio; |
| 2785 | |
| 2786 | bzero(data, sizeof(*data)); |
| 2787 | cam_fill_csio(csio, |
| 2788 | /* retries */ 1, |
| 2789 | /* cbfcnp */ cddone, |
| 2790 | /* flags */ CAM_DIR_IN, |
| 2791 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 2792 | /* data_ptr */ (u_int8_t *)data, |
| 2793 | /* dxfer_len */ sizeof(*data), |
| 2794 | /* sense_len */ SSD_FULL_SIZE, |
| 2795 | sizeof(struct scsi_mode_sense_6), |
| 2796 | /* timeout */ 50000); |
| 2797 | |
| 2798 | scsi_cmd = (struct scsi_mode_sense_6 *)&csio->cdb_io.cdb_bytes; |
| 2799 | bzero (scsi_cmd, sizeof(*scsi_cmd)); |
| 2800 | |
| 2801 | scsi_cmd->page = page; |
| 2802 | scsi_cmd->length = sizeof(*data) & 0xff; |
| 2803 | scsi_cmd->opcode = MODE_SENSE; |
| 2804 | |
| 2805 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 2806 | /*sense_flags*/SF_RETRY_UA|SF_RETRY_SELTO); |
| 2807 | |
| 2808 | xpt_release_ccb(ccb); |
| 2809 | |
| 2810 | return(error); |
| 2811 | } |
| 2812 | |
| 2813 | static int |
| 2814 | cdsetmode(struct cam_periph *periph, struct cd_mode_data *data) |
| 2815 | { |
| 2816 | struct scsi_mode_select_6 *scsi_cmd; |
| 2817 | struct ccb_scsiio *csio; |
| 2818 | union ccb *ccb; |
| 2819 | int error; |
| 2820 | |
| 2821 | ccb = cdgetccb(periph, /* priority */ 1); |
| 2822 | |
| 2823 | csio = &ccb->csio; |
| 2824 | |
| 2825 | error = 0; |
| 2826 | |
| 2827 | cam_fill_csio(csio, |
| 2828 | /* retries */ 1, |
| 2829 | /* cbfcnp */ cddone, |
| 2830 | /* flags */ CAM_DIR_OUT, |
| 2831 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 2832 | /* data_ptr */ (u_int8_t *)data, |
| 2833 | /* dxfer_len */ sizeof(*data), |
| 2834 | /* sense_len */ SSD_FULL_SIZE, |
| 2835 | sizeof(struct scsi_mode_select_6), |
| 2836 | /* timeout */ 50000); |
| 2837 | |
| 2838 | scsi_cmd = (struct scsi_mode_select_6 *)&csio->cdb_io.cdb_bytes; |
| 2839 | |
| 2840 | bzero(scsi_cmd, sizeof(*scsi_cmd)); |
| 2841 | scsi_cmd->opcode = MODE_SELECT; |
| 2842 | scsi_cmd->byte2 |= SMS_PF; |
| 2843 | scsi_cmd->length = sizeof(*data) & 0xff; |
| 2844 | data->header.data_length = 0; |
| 2845 | /* |
| 2846 | * SONY drives do not allow a mode select with a medium_type |
| 2847 | * value that has just been returned by a mode sense; use a |
| 2848 | * medium_type of 0 (Default) instead. |
| 2849 | */ |
| 2850 | data->header.medium_type = 0; |
| 2851 | |
| 2852 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 2853 | /*sense_flags*/SF_RETRY_UA | SF_RETRY_SELTO); |
| 2854 | |
| 2855 | xpt_release_ccb(ccb); |
| 2856 | |
| 2857 | return(error); |
| 2858 | } |
| 2859 | |
| 2860 | |
| 2861 | static int |
| 2862 | cdplay(struct cam_periph *periph, u_int32_t blk, u_int32_t len) |
| 2863 | { |
| 2864 | struct ccb_scsiio *csio; |
| 2865 | union ccb *ccb; |
| 2866 | int error; |
| 2867 | u_int8_t cdb_len; |
| 2868 | |
| 2869 | error = 0; |
| 2870 | ccb = cdgetccb(periph, /* priority */ 1); |
| 2871 | csio = &ccb->csio; |
| 2872 | /* |
| 2873 | * Use the smallest possible command to perform the operation. |
| 2874 | */ |
| 2875 | if ((len & 0xffff0000) == 0) { |
| 2876 | /* |
| 2877 | * We can fit in a 10 byte cdb. |
| 2878 | */ |
| 2879 | struct scsi_play_10 *scsi_cmd; |
| 2880 | |
| 2881 | scsi_cmd = (struct scsi_play_10 *)&csio->cdb_io.cdb_bytes; |
| 2882 | bzero (scsi_cmd, sizeof(*scsi_cmd)); |
| 2883 | scsi_cmd->op_code = PLAY_10; |
| 2884 | scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); |
| 2885 | scsi_ulto2b(len, (u_int8_t *)scsi_cmd->xfer_len); |
| 2886 | cdb_len = sizeof(*scsi_cmd); |
| 2887 | } else { |
| 2888 | struct scsi_play_12 *scsi_cmd; |
| 2889 | |
| 2890 | scsi_cmd = (struct scsi_play_12 *)&csio->cdb_io.cdb_bytes; |
| 2891 | bzero (scsi_cmd, sizeof(*scsi_cmd)); |
| 2892 | scsi_cmd->op_code = PLAY_12; |
| 2893 | scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); |
| 2894 | scsi_ulto4b(len, (u_int8_t *)scsi_cmd->xfer_len); |
| 2895 | cdb_len = sizeof(*scsi_cmd); |
| 2896 | } |
| 2897 | cam_fill_csio(csio, |
| 2898 | /*retries*/2, |
| 2899 | cddone, |
| 2900 | /*flags*/CAM_DIR_NONE, |
| 2901 | MSG_SIMPLE_Q_TAG, |
| 2902 | /*dataptr*/NULL, |
| 2903 | /*datalen*/0, |
| 2904 | /*sense_len*/SSD_FULL_SIZE, |
| 2905 | cdb_len, |
| 2906 | /*timeout*/50 * 1000); |
| 2907 | |
| 2908 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 2909 | /*sense_flags*/SF_RETRY_UA | SF_RETRY_SELTO); |
| 2910 | |
| 2911 | xpt_release_ccb(ccb); |
| 2912 | |
| 2913 | return(error); |
| 2914 | } |
| 2915 | |
| 2916 | static int |
| 2917 | cdplaymsf(struct cam_periph *periph, u_int32_t startm, u_int32_t starts, |
| 2918 | u_int32_t startf, u_int32_t endm, u_int32_t ends, u_int32_t endf) |
| 2919 | { |
| 2920 | struct scsi_play_msf *scsi_cmd; |
| 2921 | struct ccb_scsiio *csio; |
| 2922 | union ccb *ccb; |
| 2923 | int error; |
| 2924 | |
| 2925 | error = 0; |
| 2926 | |
| 2927 | ccb = cdgetccb(periph, /* priority */ 1); |
| 2928 | |
| 2929 | csio = &ccb->csio; |
| 2930 | |
| 2931 | cam_fill_csio(csio, |
| 2932 | /* retries */ 1, |
| 2933 | /* cbfcnp */ cddone, |
| 2934 | /* flags */ CAM_DIR_NONE, |
| 2935 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 2936 | /* data_ptr */ NULL, |
| 2937 | /* dxfer_len */ 0, |
| 2938 | /* sense_len */ SSD_FULL_SIZE, |
| 2939 | sizeof(struct scsi_play_msf), |
| 2940 | /* timeout */ 50000); |
| 2941 | |
| 2942 | scsi_cmd = (struct scsi_play_msf *)&csio->cdb_io.cdb_bytes; |
| 2943 | bzero (scsi_cmd, sizeof(*scsi_cmd)); |
| 2944 | |
| 2945 | scsi_cmd->op_code = PLAY_MSF; |
| 2946 | scsi_cmd->start_m = startm; |
| 2947 | scsi_cmd->start_s = starts; |
| 2948 | scsi_cmd->start_f = startf; |
| 2949 | scsi_cmd->end_m = endm; |
| 2950 | scsi_cmd->end_s = ends; |
| 2951 | scsi_cmd->end_f = endf; |
| 2952 | |
| 2953 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 2954 | /*sense_flags*/SF_RETRY_UA | SF_RETRY_SELTO); |
| 2955 | |
| 2956 | xpt_release_ccb(ccb); |
| 2957 | |
| 2958 | return(error); |
| 2959 | } |
| 2960 | |
| 2961 | |
| 2962 | static int |
| 2963 | cdplaytracks(struct cam_periph *periph, u_int32_t strack, u_int32_t sindex, |
| 2964 | u_int32_t etrack, u_int32_t eindex) |
| 2965 | { |
| 2966 | struct scsi_play_track *scsi_cmd; |
| 2967 | struct ccb_scsiio *csio; |
| 2968 | union ccb *ccb; |
| 2969 | int error; |
| 2970 | |
| 2971 | error = 0; |
| 2972 | |
| 2973 | ccb = cdgetccb(periph, /* priority */ 1); |
| 2974 | |
| 2975 | csio = &ccb->csio; |
| 2976 | |
| 2977 | cam_fill_csio(csio, |
| 2978 | /* retries */ 1, |
| 2979 | /* cbfcnp */ cddone, |
| 2980 | /* flags */ CAM_DIR_NONE, |
| 2981 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 2982 | /* data_ptr */ NULL, |
| 2983 | /* dxfer_len */ 0, |
| 2984 | /* sense_len */ SSD_FULL_SIZE, |
| 2985 | sizeof(struct scsi_play_track), |
| 2986 | /* timeout */ 50000); |
| 2987 | |
| 2988 | scsi_cmd = (struct scsi_play_track *)&csio->cdb_io.cdb_bytes; |
| 2989 | bzero (scsi_cmd, sizeof(*scsi_cmd)); |
| 2990 | |
| 2991 | scsi_cmd->op_code = PLAY_TRACK; |
| 2992 | scsi_cmd->start_track = strack; |
| 2993 | scsi_cmd->start_index = sindex; |
| 2994 | scsi_cmd->end_track = etrack; |
| 2995 | scsi_cmd->end_index = eindex; |
| 2996 | |
| 2997 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 2998 | /*sense_flags*/SF_RETRY_UA | SF_RETRY_SELTO); |
| 2999 | |
| 3000 | xpt_release_ccb(ccb); |
| 3001 | |
| 3002 | return(error); |
| 3003 | } |
| 3004 | |
| 3005 | static int |
| 3006 | cdpause(struct cam_periph *periph, u_int32_t go) |
| 3007 | { |
| 3008 | struct scsi_pause *scsi_cmd; |
| 3009 | struct ccb_scsiio *csio; |
| 3010 | union ccb *ccb; |
| 3011 | int error; |
| 3012 | |
| 3013 | error = 0; |
| 3014 | |
| 3015 | ccb = cdgetccb(periph, /* priority */ 1); |
| 3016 | |
| 3017 | csio = &ccb->csio; |
| 3018 | |
| 3019 | cam_fill_csio(csio, |
| 3020 | /* retries */ 1, |
| 3021 | /* cbfcnp */ cddone, |
| 3022 | /* flags */ CAM_DIR_NONE, |
| 3023 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 3024 | /* data_ptr */ NULL, |
| 3025 | /* dxfer_len */ 0, |
| 3026 | /* sense_len */ SSD_FULL_SIZE, |
| 3027 | sizeof(struct scsi_pause), |
| 3028 | /* timeout */ 50000); |
| 3029 | |
| 3030 | scsi_cmd = (struct scsi_pause *)&csio->cdb_io.cdb_bytes; |
| 3031 | bzero (scsi_cmd, sizeof(*scsi_cmd)); |
| 3032 | |
| 3033 | scsi_cmd->op_code = PAUSE; |
| 3034 | scsi_cmd->resume = go; |
| 3035 | |
| 3036 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 3037 | /*sense_flags*/SF_RETRY_UA |SF_RETRY_SELTO); |
| 3038 | |
| 3039 | xpt_release_ccb(ccb); |
| 3040 | |
| 3041 | return(error); |
| 3042 | } |
| 3043 | |
| 3044 | static int |
| 3045 | cdstartunit(struct cam_periph *periph) |
| 3046 | { |
| 3047 | union ccb *ccb; |
| 3048 | int error; |
| 3049 | |
| 3050 | error = 0; |
| 3051 | |
| 3052 | ccb = cdgetccb(periph, /* priority */ 1); |
| 3053 | |
| 3054 | scsi_start_stop(&ccb->csio, |
| 3055 | /* retries */ 1, |
| 3056 | /* cbfcnp */ cddone, |
| 3057 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 3058 | /* start */ TRUE, |
| 3059 | /* load_eject */ FALSE, |
| 3060 | /* immediate */ FALSE, |
| 3061 | /* sense_len */ SSD_FULL_SIZE, |
| 3062 | /* timeout */ 50000); |
| 3063 | |
| 3064 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 3065 | /*sense_flags*/SF_RETRY_UA | SF_RETRY_SELTO); |
| 3066 | |
| 3067 | xpt_release_ccb(ccb); |
| 3068 | |
| 3069 | return(error); |
| 3070 | } |
| 3071 | |
| 3072 | static int |
| 3073 | cdstopunit(struct cam_periph *periph, u_int32_t eject) |
| 3074 | { |
| 3075 | union ccb *ccb; |
| 3076 | int error; |
| 3077 | |
| 3078 | error = 0; |
| 3079 | |
| 3080 | ccb = cdgetccb(periph, /* priority */ 1); |
| 3081 | |
| 3082 | scsi_start_stop(&ccb->csio, |
| 3083 | /* retries */ 1, |
| 3084 | /* cbfcnp */ cddone, |
| 3085 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 3086 | /* start */ FALSE, |
| 3087 | /* load_eject */ eject, |
| 3088 | /* immediate */ FALSE, |
| 3089 | /* sense_len */ SSD_FULL_SIZE, |
| 3090 | /* timeout */ 50000); |
| 3091 | |
| 3092 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 3093 | /*sense_flags*/SF_RETRY_UA | SF_RETRY_SELTO); |
| 3094 | |
| 3095 | xpt_release_ccb(ccb); |
| 3096 | |
| 3097 | return(error); |
| 3098 | } |
| 3099 | |
| 3100 | static int |
| 3101 | cdsetspeed(struct cam_periph *periph, u_int32_t rdspeed, u_int32_t wrspeed) |
| 3102 | { |
| 3103 | struct scsi_set_speed *scsi_cmd; |
| 3104 | struct ccb_scsiio *csio; |
| 3105 | union ccb *ccb; |
| 3106 | int error; |
| 3107 | |
| 3108 | error = 0; |
| 3109 | ccb = cdgetccb(periph, /* priority */ 1); |
| 3110 | csio = &ccb->csio; |
| 3111 | |
| 3112 | /* Preserve old behavior: units in multiples of CDROM speed */ |
| 3113 | if (rdspeed < 177) |
| 3114 | rdspeed *= 177; |
| 3115 | if (wrspeed < 177) |
| 3116 | wrspeed *= 177; |
| 3117 | |
| 3118 | cam_fill_csio(csio, |
| 3119 | /* retries */ 1, |
| 3120 | /* cbfcnp */ cddone, |
| 3121 | /* flags */ CAM_DIR_NONE, |
| 3122 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 3123 | /* data_ptr */ NULL, |
| 3124 | /* dxfer_len */ 0, |
| 3125 | /* sense_len */ SSD_FULL_SIZE, |
| 3126 | sizeof(struct scsi_set_speed), |
| 3127 | /* timeout */ 50000); |
| 3128 | |
| 3129 | scsi_cmd = (struct scsi_set_speed *)&csio->cdb_io.cdb_bytes; |
| 3130 | bzero(scsi_cmd, sizeof(*scsi_cmd)); |
| 3131 | |
| 3132 | scsi_cmd->opcode = SET_CD_SPEED; |
| 3133 | scsi_ulto2b(rdspeed, scsi_cmd->readspeed); |
| 3134 | scsi_ulto2b(wrspeed, scsi_cmd->writespeed); |
| 3135 | |
| 3136 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 3137 | /*sense_flags*/SF_RETRY_UA | SF_RETRY_SELTO); |
| 3138 | |
| 3139 | xpt_release_ccb(ccb); |
| 3140 | |
| 3141 | return(error); |
| 3142 | } |
| 3143 | |
| 3144 | static int |
| 3145 | cdreportkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) |
| 3146 | { |
| 3147 | union ccb *ccb; |
| 3148 | u_int8_t *databuf; |
| 3149 | u_int32_t lba; |
| 3150 | int error; |
| 3151 | int length; |
| 3152 | |
| 3153 | error = 0; |
| 3154 | databuf = NULL; |
| 3155 | lba = 0; |
| 3156 | |
| 3157 | ccb = cdgetccb(periph, /* priority */ 1); |
| 3158 | |
| 3159 | switch (authinfo->format) { |
| 3160 | case DVD_REPORT_AGID: |
| 3161 | length = sizeof(struct scsi_report_key_data_agid); |
| 3162 | break; |
| 3163 | case DVD_REPORT_CHALLENGE: |
| 3164 | length = sizeof(struct scsi_report_key_data_challenge); |
| 3165 | break; |
| 3166 | case DVD_REPORT_KEY1: |
| 3167 | length = sizeof(struct scsi_report_key_data_key1_key2); |
| 3168 | break; |
| 3169 | case DVD_REPORT_TITLE_KEY: |
| 3170 | length = sizeof(struct scsi_report_key_data_title); |
| 3171 | /* The lba field is only set for the title key */ |
| 3172 | lba = authinfo->lba; |
| 3173 | break; |
| 3174 | case DVD_REPORT_ASF: |
| 3175 | length = sizeof(struct scsi_report_key_data_asf); |
| 3176 | break; |
| 3177 | case DVD_REPORT_RPC: |
| 3178 | length = sizeof(struct scsi_report_key_data_rpc); |
| 3179 | break; |
| 3180 | case DVD_INVALIDATE_AGID: |
| 3181 | length = 0; |
| 3182 | break; |
| 3183 | default: |
| 3184 | error = EINVAL; |
| 3185 | goto bailout; |
| 3186 | break; /* NOTREACHED */ |
| 3187 | } |
| 3188 | |
| 3189 | if (length != 0) { |
| 3190 | databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); |
| 3191 | } else |
| 3192 | databuf = NULL; |
| 3193 | |
| 3194 | |
| 3195 | scsi_report_key(&ccb->csio, |
| 3196 | /* retries */ 1, |
| 3197 | /* cbfcnp */ cddone, |
| 3198 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 3199 | /* lba */ lba, |
| 3200 | /* agid */ authinfo->agid, |
| 3201 | /* key_format */ authinfo->format, |
| 3202 | /* data_ptr */ databuf, |
| 3203 | /* dxfer_len */ length, |
| 3204 | /* sense_len */ SSD_FULL_SIZE, |
| 3205 | /* timeout */ 50000); |
| 3206 | |
| 3207 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 3208 | /*sense_flags*/SF_RETRY_UA | SF_RETRY_SELTO); |
| 3209 | |
| 3210 | if (error != 0) |
| 3211 | goto bailout; |
| 3212 | |
| 3213 | if (ccb->csio.resid != 0) { |
| 3214 | xpt_print_path(periph->path); |
| 3215 | printf("warning, residual for report key command is %d\n", |
| 3216 | ccb->csio.resid); |
| 3217 | } |
| 3218 | |
| 3219 | switch(authinfo->format) { |
| 3220 | case DVD_REPORT_AGID: { |
| 3221 | struct scsi_report_key_data_agid *agid_data; |
| 3222 | |
| 3223 | agid_data = (struct scsi_report_key_data_agid *)databuf; |
| 3224 | |
| 3225 | authinfo->agid = (agid_data->agid & RKD_AGID_MASK) >> |
| 3226 | RKD_AGID_SHIFT; |
| 3227 | break; |
| 3228 | } |
| 3229 | case DVD_REPORT_CHALLENGE: { |
| 3230 | struct scsi_report_key_data_challenge *chal_data; |
| 3231 | |
| 3232 | chal_data = (struct scsi_report_key_data_challenge *)databuf; |
| 3233 | |
| 3234 | bcopy(chal_data->challenge_key, authinfo->keychal, |
| 3235 | min(sizeof(chal_data->challenge_key), |
| 3236 | sizeof(authinfo->keychal))); |
| 3237 | break; |
| 3238 | } |
| 3239 | case DVD_REPORT_KEY1: { |
| 3240 | struct scsi_report_key_data_key1_key2 *key1_data; |
| 3241 | |
| 3242 | key1_data = (struct scsi_report_key_data_key1_key2 *)databuf; |
| 3243 | |
| 3244 | bcopy(key1_data->key1, authinfo->keychal, |
| 3245 | min(sizeof(key1_data->key1), sizeof(authinfo->keychal))); |
| 3246 | break; |
| 3247 | } |
| 3248 | case DVD_REPORT_TITLE_KEY: { |
| 3249 | struct scsi_report_key_data_title *title_data; |
| 3250 | |
| 3251 | title_data = (struct scsi_report_key_data_title *)databuf; |
| 3252 | |
| 3253 | authinfo->cpm = (title_data->byte0 & RKD_TITLE_CPM) >> |
| 3254 | RKD_TITLE_CPM_SHIFT; |
| 3255 | authinfo->cp_sec = (title_data->byte0 & RKD_TITLE_CP_SEC) >> |
| 3256 | RKD_TITLE_CP_SEC_SHIFT; |
| 3257 | authinfo->cgms = (title_data->byte0 & RKD_TITLE_CMGS_MASK) >> |
| 3258 | RKD_TITLE_CMGS_SHIFT; |
| 3259 | bcopy(title_data->title_key, authinfo->keychal, |
| 3260 | min(sizeof(title_data->title_key), |
| 3261 | sizeof(authinfo->keychal))); |
| 3262 | break; |
| 3263 | } |
| 3264 | case DVD_REPORT_ASF: { |
| 3265 | struct scsi_report_key_data_asf *asf_data; |
| 3266 | |
| 3267 | asf_data = (struct scsi_report_key_data_asf *)databuf; |
| 3268 | |
| 3269 | authinfo->asf = asf_data->success & RKD_ASF_SUCCESS; |
| 3270 | break; |
| 3271 | } |
| 3272 | case DVD_REPORT_RPC: { |
| 3273 | struct scsi_report_key_data_rpc *rpc_data; |
| 3274 | |
| 3275 | rpc_data = (struct scsi_report_key_data_rpc *)databuf; |
| 3276 | |
| 3277 | authinfo->reg_type = (rpc_data->byte4 & RKD_RPC_TYPE_MASK) >> |
| 3278 | RKD_RPC_TYPE_SHIFT; |
| 3279 | authinfo->vend_rsts = |
| 3280 | (rpc_data->byte4 & RKD_RPC_VENDOR_RESET_MASK) >> |
| 3281 | RKD_RPC_VENDOR_RESET_SHIFT; |
| 3282 | authinfo->user_rsts = rpc_data->byte4 & RKD_RPC_USER_RESET_MASK; |
| 3283 | authinfo->region = rpc_data->region_mask; |
| 3284 | authinfo->rpc_scheme = rpc_data->rpc_scheme1; |
| 3285 | break; |
| 3286 | } |
| 3287 | case DVD_INVALIDATE_AGID: |
| 3288 | break; |
| 3289 | default: |
| 3290 | /* This should be impossible, since we checked above */ |
| 3291 | error = EINVAL; |
| 3292 | goto bailout; |
| 3293 | break; /* NOTREACHED */ |
| 3294 | } |
| 3295 | bailout: |
| 3296 | if (databuf != NULL) |
| 3297 | free(databuf, M_DEVBUF); |
| 3298 | |
| 3299 | xpt_release_ccb(ccb); |
| 3300 | |
| 3301 | return(error); |
| 3302 | } |
| 3303 | |
| 3304 | static int |
| 3305 | cdsendkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) |
| 3306 | { |
| 3307 | union ccb *ccb; |
| 3308 | u_int8_t *databuf; |
| 3309 | int length; |
| 3310 | int error; |
| 3311 | |
| 3312 | error = 0; |
| 3313 | databuf = NULL; |
| 3314 | |
| 3315 | ccb = cdgetccb(periph, /* priority */ 1); |
| 3316 | |
| 3317 | switch(authinfo->format) { |
| 3318 | case DVD_SEND_CHALLENGE: { |
| 3319 | struct scsi_report_key_data_challenge *challenge_data; |
| 3320 | |
| 3321 | length = sizeof(*challenge_data); |
| 3322 | |
| 3323 | challenge_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); |
| 3324 | |
| 3325 | databuf = (u_int8_t *)challenge_data; |
| 3326 | |
| 3327 | scsi_ulto2b(length - sizeof(challenge_data->data_len), |
| 3328 | challenge_data->data_len); |
| 3329 | |
| 3330 | bcopy(authinfo->keychal, challenge_data->challenge_key, |
| 3331 | min(sizeof(authinfo->keychal), |
| 3332 | sizeof(challenge_data->challenge_key))); |
| 3333 | break; |
| 3334 | } |
| 3335 | case DVD_SEND_KEY2: { |
| 3336 | struct scsi_report_key_data_key1_key2 *key2_data; |
| 3337 | |
| 3338 | length = sizeof(*key2_data); |
| 3339 | |
| 3340 | key2_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); |
| 3341 | |
| 3342 | databuf = (u_int8_t *)key2_data; |
| 3343 | |
| 3344 | scsi_ulto2b(length - sizeof(key2_data->data_len), |
| 3345 | key2_data->data_len); |
| 3346 | |
| 3347 | bcopy(authinfo->keychal, key2_data->key1, |
| 3348 | min(sizeof(authinfo->keychal), sizeof(key2_data->key1))); |
| 3349 | |
| 3350 | break; |
| 3351 | } |
| 3352 | case DVD_SEND_RPC: { |
| 3353 | struct scsi_send_key_data_rpc *rpc_data; |
| 3354 | |
| 3355 | length = sizeof(*rpc_data); |
| 3356 | |
| 3357 | rpc_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); |
| 3358 | |
| 3359 | databuf = (u_int8_t *)rpc_data; |
| 3360 | |
| 3361 | scsi_ulto2b(length - sizeof(rpc_data->data_len), |
| 3362 | rpc_data->data_len); |
| 3363 | |
| 3364 | rpc_data->region_code = authinfo->region; |
| 3365 | break; |
| 3366 | } |
| 3367 | default: |
| 3368 | error = EINVAL; |
| 3369 | goto bailout; |
| 3370 | break; /* NOTREACHED */ |
| 3371 | } |
| 3372 | |
| 3373 | scsi_send_key(&ccb->csio, |
| 3374 | /* retries */ 1, |
| 3375 | /* cbfcnp */ cddone, |
| 3376 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 3377 | /* agid */ authinfo->agid, |
| 3378 | /* key_format */ authinfo->format, |
| 3379 | /* data_ptr */ databuf, |
| 3380 | /* dxfer_len */ length, |
| 3381 | /* sense_len */ SSD_FULL_SIZE, |
| 3382 | /* timeout */ 50000); |
| 3383 | |
| 3384 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 3385 | /*sense_flags*/SF_RETRY_UA | SF_RETRY_SELTO); |
| 3386 | |
| 3387 | bailout: |
| 3388 | |
| 3389 | if (databuf != NULL) |
| 3390 | free(databuf, M_DEVBUF); |
| 3391 | |
| 3392 | xpt_release_ccb(ccb); |
| 3393 | |
| 3394 | return(error); |
| 3395 | } |
| 3396 | |
| 3397 | static int |
| 3398 | cdreaddvdstructure(struct cam_periph *periph, struct dvd_struct *dvdstruct) |
| 3399 | { |
| 3400 | union ccb *ccb; |
| 3401 | u_int8_t *databuf; |
| 3402 | u_int32_t address; |
| 3403 | int error; |
| 3404 | int length; |
| 3405 | |
| 3406 | error = 0; |
| 3407 | databuf = NULL; |
| 3408 | /* The address is reserved for many of the formats */ |
| 3409 | address = 0; |
| 3410 | |
| 3411 | ccb = cdgetccb(periph, /* priority */ 1); |
| 3412 | |
| 3413 | switch(dvdstruct->format) { |
| 3414 | case DVD_STRUCT_PHYSICAL: |
| 3415 | length = sizeof(struct scsi_read_dvd_struct_data_physical); |
| 3416 | break; |
| 3417 | case DVD_STRUCT_COPYRIGHT: |
| 3418 | length = sizeof(struct scsi_read_dvd_struct_data_copyright); |
| 3419 | break; |
| 3420 | case DVD_STRUCT_DISCKEY: |
| 3421 | length = sizeof(struct scsi_read_dvd_struct_data_disc_key); |
| 3422 | break; |
| 3423 | case DVD_STRUCT_BCA: |
| 3424 | length = sizeof(struct scsi_read_dvd_struct_data_bca); |
| 3425 | break; |
| 3426 | case DVD_STRUCT_MANUFACT: |
| 3427 | length = sizeof(struct scsi_read_dvd_struct_data_manufacturer); |
| 3428 | break; |
| 3429 | case DVD_STRUCT_CMI: |
| 3430 | error = ENODEV; |
| 3431 | goto bailout; |
| 3432 | #ifdef notyet |
| 3433 | length = sizeof(struct scsi_read_dvd_struct_data_copy_manage); |
| 3434 | address = dvdstruct->address; |
| 3435 | #endif |
| 3436 | break; /* NOTREACHED */ |
| 3437 | case DVD_STRUCT_PROTDISCID: |
| 3438 | length = sizeof(struct scsi_read_dvd_struct_data_prot_discid); |
| 3439 | break; |
| 3440 | case DVD_STRUCT_DISCKEYBLOCK: |
| 3441 | length = sizeof(struct scsi_read_dvd_struct_data_disc_key_blk); |
| 3442 | break; |
| 3443 | case DVD_STRUCT_DDS: |
| 3444 | length = sizeof(struct scsi_read_dvd_struct_data_dds); |
| 3445 | break; |
| 3446 | case DVD_STRUCT_MEDIUM_STAT: |
| 3447 | length = sizeof(struct scsi_read_dvd_struct_data_medium_status); |
| 3448 | break; |
| 3449 | case DVD_STRUCT_SPARE_AREA: |
| 3450 | length = sizeof(struct scsi_read_dvd_struct_data_spare_area); |
| 3451 | break; |
| 3452 | case DVD_STRUCT_RMD_LAST: |
| 3453 | error = ENODEV; |
| 3454 | goto bailout; |
| 3455 | #ifdef notyet |
| 3456 | length = sizeof(struct scsi_read_dvd_struct_data_rmd_borderout); |
| 3457 | address = dvdstruct->address; |
| 3458 | #endif |
| 3459 | break; /* NOTREACHED */ |
| 3460 | case DVD_STRUCT_RMD_RMA: |
| 3461 | error = ENODEV; |
| 3462 | goto bailout; |
| 3463 | #ifdef notyet |
| 3464 | length = sizeof(struct scsi_read_dvd_struct_data_rmd); |
| 3465 | address = dvdstruct->address; |
| 3466 | #endif |
| 3467 | break; /* NOTREACHED */ |
| 3468 | case DVD_STRUCT_PRERECORDED: |
| 3469 | length = sizeof(struct scsi_read_dvd_struct_data_leadin); |
| 3470 | break; |
| 3471 | case DVD_STRUCT_UNIQUEID: |
| 3472 | length = sizeof(struct scsi_read_dvd_struct_data_disc_id); |
| 3473 | break; |
| 3474 | case DVD_STRUCT_DCB: |
| 3475 | error = ENODEV; |
| 3476 | goto bailout; |
| 3477 | #ifdef notyet |
| 3478 | length = sizeof(struct scsi_read_dvd_struct_data_dcb); |
| 3479 | address = dvdstruct->address; |
| 3480 | #endif |
| 3481 | break; /* NOTREACHED */ |
| 3482 | case DVD_STRUCT_LIST: |
| 3483 | /* |
| 3484 | * This is the maximum allocation length for the READ DVD |
| 3485 | * STRUCTURE command. There's nothing in the MMC3 spec |
| 3486 | * that indicates a limit in the amount of data that can |
| 3487 | * be returned from this call, other than the limits |
| 3488 | * imposed by the 2-byte length variables. |
| 3489 | */ |
| 3490 | length = 65535; |
| 3491 | break; |
| 3492 | default: |
| 3493 | error = EINVAL; |
| 3494 | goto bailout; |
| 3495 | break; /* NOTREACHED */ |
| 3496 | } |
| 3497 | |
| 3498 | if (length != 0) { |
| 3499 | databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); |
| 3500 | } else |
| 3501 | databuf = NULL; |
| 3502 | |
| 3503 | scsi_read_dvd_structure(&ccb->csio, |
| 3504 | /* retries */ 1, |
| 3505 | /* cbfcnp */ cddone, |
| 3506 | /* tag_action */ MSG_SIMPLE_Q_TAG, |
| 3507 | /* lba */ address, |
| 3508 | /* layer_number */ dvdstruct->layer_num, |
| 3509 | /* key_format */ dvdstruct->format, |
| 3510 | /* agid */ dvdstruct->agid, |
| 3511 | /* data_ptr */ databuf, |
| 3512 | /* dxfer_len */ length, |
| 3513 | /* sense_len */ SSD_FULL_SIZE, |
| 3514 | /* timeout */ 50000); |
| 3515 | |
| 3516 | error = cdrunccb(ccb, cderror, /*cam_flags*/0, |
| 3517 | /*sense_flags*/SF_RETRY_UA | SF_RETRY_SELTO); |
| 3518 | |
| 3519 | if (error != 0) |
| 3520 | goto bailout; |
| 3521 | |
| 3522 | switch(dvdstruct->format) { |
| 3523 | case DVD_STRUCT_PHYSICAL: { |
| 3524 | struct scsi_read_dvd_struct_data_layer_desc *inlayer; |
| 3525 | struct dvd_layer *outlayer; |
| 3526 | struct scsi_read_dvd_struct_data_physical *phys_data; |
| 3527 | |
| 3528 | phys_data = |
| 3529 | (struct scsi_read_dvd_struct_data_physical *)databuf; |
| 3530 | inlayer = &phys_data->layer_desc; |
| 3531 | outlayer = (struct dvd_layer *)&dvdstruct->data; |
| 3532 | |
| 3533 | dvdstruct->length = sizeof(*inlayer); |
| 3534 | |
| 3535 | outlayer->book_type = (inlayer->book_type_version & |
| 3536 | RDSD_BOOK_TYPE_MASK) >> RDSD_BOOK_TYPE_SHIFT; |
| 3537 | outlayer->book_version = (inlayer->book_type_version & |
| 3538 | RDSD_BOOK_VERSION_MASK); |
| 3539 | outlayer->disc_size = (inlayer->disc_size_max_rate & |
| 3540 | RDSD_DISC_SIZE_MASK) >> RDSD_DISC_SIZE_SHIFT; |
| 3541 | outlayer->max_rate = (inlayer->disc_size_max_rate & |
| 3542 | RDSD_MAX_RATE_MASK); |
| 3543 | outlayer->nlayers = (inlayer->layer_info & |
| 3544 | RDSD_NUM_LAYERS_MASK) >> RDSD_NUM_LAYERS_SHIFT; |
| 3545 | outlayer->track_path = (inlayer->layer_info & |
| 3546 | RDSD_TRACK_PATH_MASK) >> RDSD_TRACK_PATH_SHIFT; |
| 3547 | outlayer->layer_type = (inlayer->layer_info & |
| 3548 | RDSD_LAYER_TYPE_MASK); |
| 3549 | outlayer->linear_density = (inlayer->density & |
| 3550 | RDSD_LIN_DENSITY_MASK) >> RDSD_LIN_DENSITY_SHIFT; |
| 3551 | outlayer->track_density = (inlayer->density & |
| 3552 | RDSD_TRACK_DENSITY_MASK); |
| 3553 | outlayer->bca = (inlayer->bca & RDSD_BCA_MASK) >> |
| 3554 | RDSD_BCA_SHIFT; |
| 3555 | outlayer->start_sector = scsi_3btoul(inlayer->main_data_start); |
| 3556 | outlayer->end_sector = scsi_3btoul(inlayer->main_data_end); |
| 3557 | outlayer->end_sector_l0 = |
| 3558 | scsi_3btoul(inlayer->end_sector_layer0); |
| 3559 | break; |
| 3560 | } |
| 3561 | case DVD_STRUCT_COPYRIGHT: { |
| 3562 | struct scsi_read_dvd_struct_data_copyright *copy_data; |
| 3563 | |
| 3564 | copy_data = (struct scsi_read_dvd_struct_data_copyright *) |
| 3565 | databuf; |
| 3566 | |
| 3567 | dvdstruct->cpst = copy_data->cps_type; |
| 3568 | dvdstruct->rmi = copy_data->region_info; |
| 3569 | dvdstruct->length = 0; |
| 3570 | |
| 3571 | break; |
| 3572 | } |
| 3573 | default: |
| 3574 | /* |
| 3575 | * Tell the user what the overall length is, no matter |
| 3576 | * what we can actually fit in the data buffer. |
| 3577 | */ |
| 3578 | dvdstruct->length = length - ccb->csio.resid - |
| 3579 | sizeof(struct scsi_read_dvd_struct_data_header); |
| 3580 | |
| 3581 | /* |
| 3582 | * But only actually copy out the smaller of what we read |
| 3583 | * in or what the structure can take. |
| 3584 | */ |
| 3585 | bcopy(databuf + sizeof(struct scsi_read_dvd_struct_data_header), |
| 3586 | dvdstruct->data, |
| 3587 | min(sizeof(dvdstruct->data), dvdstruct->length)); |
| 3588 | break; |
| 3589 | } |
| 3590 | bailout: |
| 3591 | |
| 3592 | if (databuf != NULL) |
| 3593 | free(databuf, M_DEVBUF); |
| 3594 | |
| 3595 | xpt_release_ccb(ccb); |
| 3596 | |
| 3597 | return(error); |
| 3598 | } |
| 3599 | |
| 3600 | void |
| 3601 | scsi_report_key(struct ccb_scsiio *csio, u_int32_t retries, |
| 3602 | void (*cbfcnp)(struct cam_periph *, union ccb *), |
| 3603 | u_int8_t tag_action, u_int32_t lba, u_int8_t agid, |
| 3604 | u_int8_t key_format, u_int8_t *data_ptr, u_int32_t dxfer_len, |
| 3605 | u_int8_t sense_len, u_int32_t timeout) |
| 3606 | { |
| 3607 | struct scsi_report_key *scsi_cmd; |
| 3608 | |
| 3609 | scsi_cmd = (struct scsi_report_key *)&csio->cdb_io.cdb_bytes; |
| 3610 | bzero(scsi_cmd, sizeof(*scsi_cmd)); |
| 3611 | scsi_cmd->opcode = REPORT_KEY; |
| 3612 | scsi_ulto4b(lba, scsi_cmd->lba); |
| 3613 | scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); |
| 3614 | scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | |
| 3615 | (key_format & RK_KF_KEYFORMAT_MASK); |
| 3616 | |
| 3617 | cam_fill_csio(csio, |
| 3618 | retries, |
| 3619 | cbfcnp, |
| 3620 | /*flags*/ (dxfer_len == 0) ? CAM_DIR_NONE : CAM_DIR_IN, |
| 3621 | tag_action, |
| 3622 | /*data_ptr*/ data_ptr, |
| 3623 | /*dxfer_len*/ dxfer_len, |
| 3624 | sense_len, |
| 3625 | sizeof(*scsi_cmd), |
| 3626 | timeout); |
| 3627 | } |
| 3628 | |
| 3629 | void |
| 3630 | scsi_send_key(struct ccb_scsiio *csio, u_int32_t retries, |
| 3631 | void (*cbfcnp)(struct cam_periph *, union ccb *), |
| 3632 | u_int8_t tag_action, u_int8_t agid, u_int8_t key_format, |
| 3633 | u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, |
| 3634 | u_int32_t timeout) |
| 3635 | { |
| 3636 | struct scsi_send_key *scsi_cmd; |
| 3637 | |
| 3638 | scsi_cmd = (struct scsi_send_key *)&csio->cdb_io.cdb_bytes; |
| 3639 | bzero(scsi_cmd, sizeof(*scsi_cmd)); |
| 3640 | scsi_cmd->opcode = SEND_KEY; |
| 3641 | |
| 3642 | scsi_ulto2b(dxfer_len, scsi_cmd->param_len); |
| 3643 | scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | |
| 3644 | (key_format & RK_KF_KEYFORMAT_MASK); |
| 3645 | |
| 3646 | cam_fill_csio(csio, |
| 3647 | retries, |
| 3648 | cbfcnp, |
| 3649 | /*flags*/ CAM_DIR_OUT, |
| 3650 | tag_action, |
| 3651 | /*data_ptr*/ data_ptr, |
| 3652 | /*dxfer_len*/ dxfer_len, |
| 3653 | sense_len, |
| 3654 | sizeof(*scsi_cmd), |
| 3655 | timeout); |
| 3656 | } |
| 3657 | |
| 3658 | |
| 3659 | void |
| 3660 | scsi_read_dvd_structure(struct ccb_scsiio *csio, u_int32_t retries, |
| 3661 | void (*cbfcnp)(struct cam_periph *, union ccb *), |
| 3662 | u_int8_t tag_action, u_int32_t address, |
| 3663 | u_int8_t layer_number, u_int8_t format, u_int8_t agid, |
| 3664 | u_int8_t *data_ptr, u_int32_t dxfer_len, |
| 3665 | u_int8_t sense_len, u_int32_t timeout) |
| 3666 | { |
| 3667 | struct scsi_read_dvd_structure *scsi_cmd; |
| 3668 | |
| 3669 | scsi_cmd = (struct scsi_read_dvd_structure *)&csio->cdb_io.cdb_bytes; |
| 3670 | bzero(scsi_cmd, sizeof(*scsi_cmd)); |
| 3671 | scsi_cmd->opcode = READ_DVD_STRUCTURE; |
| 3672 | |
| 3673 | scsi_ulto4b(address, scsi_cmd->address); |
| 3674 | scsi_cmd->layer_number = layer_number; |
| 3675 | scsi_cmd->format = format; |
| 3676 | scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); |
| 3677 | /* The AGID is the top two bits of this byte */ |
| 3678 | scsi_cmd->agid = agid << 6; |
| 3679 | |
| 3680 | cam_fill_csio(csio, |
| 3681 | retries, |
| 3682 | cbfcnp, |
| 3683 | /*flags*/ CAM_DIR_IN, |
| 3684 | tag_action, |
| 3685 | /*data_ptr*/ data_ptr, |
| 3686 | /*dxfer_len*/ dxfer_len, |
| 3687 | sense_len, |
| 3688 | sizeof(*scsi_cmd), |
| 3689 | timeout); |
| 3690 | } |