sys/powerpc/ps3/ps3cdrom.c

   1 /*-
   2  * Copyright (C) 2010 Nathan Whitehorn
   3  * Copyright (C) 2011 glevand <geoffrey.levand@mail.ru>
   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. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #include <sys/cdefs.h>
  29 __FBSDID("$FreeBSD$");
  30
  31 #include <sys/param.h>
  32 #include <sys/module.h>
  33 #include <sys/systm.h>
  34 #include <sys/kernel.h>
  35 #include <sys/ata.h>
  36 #include <sys/bus.h>
  37 #include <sys/conf.h>
  38 #include <sys/kthread.h>
  39 #include <sys/lock.h>
  40 #include <sys/malloc.h>
  41 #include <sys/mutex.h>
  42
  43 #include <vm/vm.h>
  44 #include <vm/pmap.h>
  45
  46 #include <machine/pio.h>
  47 #include <machine/bus.h>
  48 #include <machine/platform.h>
  49 #include <machine/pmap.h>
  50 #include <machine/resource.h>
  51 #include <sys/bus.h>
  52 #include <sys/rman.h>
  53
  54 #include <cam/cam.h>
  55 #include <cam/cam_ccb.h>
  56 #include <cam/cam_sim.h>
  57 #include <cam/cam_xpt_sim.h>
  58 #include <cam/cam_debug.h>
  59 #include <cam/scsi/scsi_all.h>
  60
  61 #include "ps3bus.h"
  62 #include "ps3-hvcall.h"
  63
  64 #define PS3CDROM_LOCK_INIT(_sc)         \
  65         mtx_init(&_sc->sc_mtx, device_get_nameunit(_sc->sc_dev), "ps3cdrom", \
  66             MTX_DEF)
  67 #define PS3CDROM_LOCK_DESTROY(_sc)      mtx_destroy(&_sc->sc_mtx);
  68 #define PS3CDROM_LOCK(_sc)              mtx_lock(&(_sc)->sc_mtx)
  69 #define PS3CDROM_UNLOCK(_sc)            mtx_unlock(&(_sc)->sc_mtx)
  70 #define PS3CDROM_ASSERT_LOCKED(_sc)     mtx_assert(&_sc->sc_mtx, MA_OWNED);
  71 #define PS3CDROM_ASSERT_UNLOCKED(_sc)   mtx_assert(&_sc->sc_mtx, MA_NOTOWNED);
  72
  73 #define PS3CDROM_MAX_XFERS              3
  74
  75 #define LV1_STORAGE_SEND_ATAPI_COMMAND  0x01
  76
  77 struct ps3cdrom_softc;
  78
  79 struct ps3cdrom_xfer {
  80         TAILQ_ENTRY(ps3cdrom_xfer) x_queue;
  81         struct ps3cdrom_softc *x_sc;
  82         union ccb *x_ccb;
  83         bus_dmamap_t x_dmamap;
  84         uint64_t x_tag;
  85 };
  86
  87 TAILQ_HEAD(ps3cdrom_xferq, ps3cdrom_xfer);
  88
  89 struct ps3cdrom_softc {
  90         device_t sc_dev;
  91
  92         struct mtx sc_mtx;
  93
  94         uint64_t sc_blksize;
  95         uint64_t sc_nblocks;
  96
  97         int sc_irqid;
  98         struct resource *sc_irq;
  99         void *sc_irqctx;
 100
 101         bus_dma_tag_t sc_dmatag;
 102
 103         struct cam_sim *sc_sim;
 104         struct cam_path *sc_path;
 105
 106         struct ps3cdrom_xfer sc_xfer[PS3CDROM_MAX_XFERS];
 107         struct ps3cdrom_xferq sc_active_xferq;
 108         struct ps3cdrom_xferq sc_free_xferq;
 109 };
 110
 111 enum lv1_ata_proto {
 112         NON_DATA_PROTO          = 0x00,
 113         PIO_DATA_IN_PROTO       = 0x01,
 114         PIO_DATA_OUT_PROTO      = 0x02,
 115         DMA_PROTO               = 0x03
 116 };
 117
 118 enum lv1_ata_in_out {
 119         DIR_WRITE               = 0x00,
 120         DIR_READ                = 0x01
 121 };
 122
 123 struct lv1_atapi_cmd {
 124         uint8_t pkt[32];
 125         uint32_t pktlen;
 126         uint32_t nblocks;
 127         uint32_t blksize;
 128         uint32_t proto;         /* enum lv1_ata_proto */
 129         uint32_t in_out;        /* enum lv1_ata_in_out */
 130         uint64_t buf;
 131         uint32_t arglen;
 132 };
 133
 134 static void ps3cdrom_action(struct cam_sim *sim, union ccb *ccb);
 135 static void ps3cdrom_poll(struct cam_sim *sim);
 136 static void ps3cdrom_async(void *callback_arg, u_int32_t code,
 137     struct cam_path* path, void *arg);
 138
 139 static void ps3cdrom_intr(void *arg);
 140
 141 static void ps3cdrom_transfer(void *arg, bus_dma_segment_t *segs, int nsegs,
 142     int error);
 143
 144 static int ps3cdrom_decode_lv1_status(uint64_t status,
 145         u_int8_t *sense_key, u_int8_t *asc, u_int8_t *ascq);
 146
 147 static int
 148 ps3cdrom_probe(device_t dev)
 149 {
 150         if (ps3bus_get_bustype(dev) != PS3_BUSTYPE_STORAGE ||
 151             ps3bus_get_devtype(dev) != PS3_DEVTYPE_CDROM)
 152                 return (ENXIO);
 153
 154         device_set_desc(dev, "Playstation 3 CDROM");
 155
 156         return (BUS_PROBE_SPECIFIC);
 157 }
 158
 159 static int
 160 ps3cdrom_attach(device_t dev)
 161 {
 162         struct ps3cdrom_softc *sc = device_get_softc(dev);
 163         struct cam_devq *devq;
 164         struct ps3cdrom_xfer *xp;
 165         struct ccb_setasync csa;
 166         int i, err;
 167
 168         sc->sc_dev = dev;
 169
 170         PS3CDROM_LOCK_INIT(sc);
 171
 172         /* Setup interrupt handler */
 173
 174         sc->sc_irqid = 0;
 175         sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->sc_irqid,
 176             RF_ACTIVE);
 177         if (!sc->sc_irq) {
 178                 device_printf(dev, "Could not allocate IRQ\n");
 179                 err = ENXIO;
 180                 goto fail_destroy_lock;
 181         }
 182
 183         err = bus_setup_intr(dev, sc->sc_irq,
 184             INTR_TYPE_CAM | INTR_MPSAFE | INTR_ENTROPY,
 185             NULL, ps3cdrom_intr, sc, &sc->sc_irqctx);
 186         if (err) {
 187                 device_printf(dev, "Could not setup IRQ\n");
 188                 err = ENXIO;
 189                 goto fail_release_intr;
 190         }
 191
 192         /* Setup DMA */
 193
 194         err = bus_dma_tag_create(bus_get_dma_tag(dev), 4096, 0,
 195             BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR, NULL, NULL,
 196             BUS_SPACE_UNRESTRICTED, 1, PAGE_SIZE, 0,
 197             busdma_lock_mutex, &sc->sc_mtx, &sc->sc_dmatag);
 198         if (err) {
 199                 device_printf(dev, "Could not create DMA tag\n");
 200                 err = ENXIO;
 201                 goto fail_teardown_intr;
 202         }
 203
 204         /* Setup transfer queues */
 205
 206         TAILQ_INIT(&sc->sc_active_xferq);
 207         TAILQ_INIT(&sc->sc_free_xferq);
 208
 209         for (i = 0; i < PS3CDROM_MAX_XFERS; i++) {
 210                 xp = &sc->sc_xfer[i];
 211                 xp->x_sc = sc;
 212
 213                 err = bus_dmamap_create(sc->sc_dmatag, BUS_DMA_COHERENT,
 214                     &xp->x_dmamap);
 215                 if (err) {
 216                         device_printf(dev, "Could not create DMA map (%d)\n",
 217                             err);
 218                         goto fail_destroy_dmamap;
 219                 }
 220
 221                 TAILQ_INSERT_TAIL(&sc->sc_free_xferq, xp, x_queue);
 222         }
 223
 224         /* Setup CAM */
 225
 226         devq = cam_simq_alloc(PS3CDROM_MAX_XFERS - 1);
 227         if (!devq) {
 228                 device_printf(dev, "Could not allocate SIM queue\n");
 229                 err = ENOMEM;
 230                 goto fail_destroy_dmatag;
 231         }
 232
 233         sc->sc_sim = cam_sim_alloc(ps3cdrom_action, ps3cdrom_poll, "ps3cdrom",
 234             sc, device_get_unit(dev), &sc->sc_mtx, PS3CDROM_MAX_XFERS - 1, 0,
 235             devq);
 236         if (!sc->sc_sim) {
 237                 device_printf(dev, "Could not allocate SIM\n");
 238                 cam_simq_free(devq);
 239                 err = ENOMEM;
 240                 goto fail_destroy_dmatag;
 241         }
 242
 243         /* Setup XPT */
 244
 245         PS3CDROM_LOCK(sc);
 246
 247         err = xpt_bus_register(sc->sc_sim, dev, 0);
 248         if (err != CAM_SUCCESS) {
 249                 device_printf(dev, "Could not register XPT bus\n");
 250                 err = ENXIO;
 251                 PS3CDROM_UNLOCK(sc);
 252                 goto fail_free_sim;
 253         }
 254
 255         err = xpt_create_path(&sc->sc_path, NULL, cam_sim_path(sc->sc_sim),
 256             CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD);
 257         if (err != CAM_REQ_CMP) {
 258                 device_printf(dev, "Could not create XPT path\n");
 259                 err = ENOMEM;
 260                 PS3CDROM_UNLOCK(sc);
 261                 goto fail_unregister_xpt_bus;
 262         }
 263
 264         xpt_setup_ccb(&csa.ccb_h, sc->sc_path, 5);
 265         csa.ccb_h.func_code = XPT_SASYNC_CB;
 266         csa.event_enable = AC_LOST_DEVICE;
 267         csa.callback = ps3cdrom_async;
 268         csa.callback_arg = sc->sc_sim;
 269         xpt_action((union ccb *) &csa);
 270
 271         CAM_DEBUG(sc->sc_path, CAM_DEBUG_TRACE,
 272             ("registered SIM for ps3cdrom%d\n", device_get_unit(dev)));
 273
 274         PS3CDROM_UNLOCK(sc);
 275
 276         return (BUS_PROBE_SPECIFIC);
 277
 278 fail_unregister_xpt_bus:
 279
 280         xpt_bus_deregister(cam_sim_path(sc->sc_sim));
 281
 282 fail_free_sim:
 283
 284         cam_sim_free(sc->sc_sim, TRUE);
 285
 286 fail_destroy_dmamap:
 287
 288         while ((xp = TAILQ_FIRST(&sc->sc_free_xferq))) {
 289                 TAILQ_REMOVE(&sc->sc_free_xferq, xp, x_queue);
 290                 bus_dmamap_destroy(sc->sc_dmatag, xp->x_dmamap);
 291         }
 292
 293 fail_destroy_dmatag:
 294
 295         bus_dma_tag_destroy(sc->sc_dmatag);
 296
 297 fail_teardown_intr:
 298
 299         bus_teardown_intr(dev, sc->sc_irq, sc->sc_irqctx);
 300
 301 fail_release_intr:
 302
 303         bus_release_resource(dev, SYS_RES_IRQ, sc->sc_irqid, sc->sc_irq);
 304
 305 fail_destroy_lock:
 306
 307         PS3CDROM_LOCK_DESTROY(sc);
 308
 309         return (err);
 310 }
 311
 312 static int
 313 ps3cdrom_detach(device_t dev)
 314 {
 315         struct ps3cdrom_softc *sc = device_get_softc(dev);
 316         int i;
 317
 318         xpt_async(AC_LOST_DEVICE, sc->sc_path, NULL);
 319         xpt_free_path(sc->sc_path);
 320         xpt_bus_deregister(cam_sim_path(sc->sc_sim));
 321         cam_sim_free(sc->sc_sim, TRUE);
 322
 323         for (i = 0; i < PS3CDROM_MAX_XFERS; i++)
 324                 bus_dmamap_destroy(sc->sc_dmatag, sc->sc_xfer[i].x_dmamap);
 325
 326         bus_dma_tag_destroy(sc->sc_dmatag);
 327
 328         bus_teardown_intr(dev, sc->sc_irq, sc->sc_irqctx);
 329         bus_release_resource(dev, SYS_RES_IRQ, sc->sc_irqid, sc->sc_irq);
 330
 331         PS3CDROM_LOCK_DESTROY(sc);
 332
 333         return (0);
 334 }
 335
 336 static void
 337 ps3cdrom_action(struct cam_sim *sim, union ccb *ccb)
 338 {
 339         struct ps3cdrom_softc *sc = (struct ps3cdrom_softc *)cam_sim_softc(sim);
 340         device_t dev = sc->sc_dev;
 341         struct ps3cdrom_xfer *xp;
 342         int err;
 343
 344         PS3CDROM_ASSERT_LOCKED(sc);
 345
 346         CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE,
 347            ("function code 0x%02x\n", ccb->ccb_h.func_code));
 348
 349         switch (ccb->ccb_h.func_code) {
 350         case XPT_SCSI_IO:
 351                 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG)
 352                         break;
 353
 354                 if(ccb->ccb_h.target_id > 0) {
 355                         ccb->ccb_h.status = CAM_TID_INVALID;
 356                         break;
 357                 }
 358
 359                 if(ccb->ccb_h.target_lun > 0) {
 360                         ccb->ccb_h.status = CAM_LUN_INVALID;
 361                         break;
 362                 }
 363
 364                 xp = TAILQ_FIRST(&sc->sc_free_xferq);
 365
 366                 KASSERT(xp != NULL, ("no free transfers"));
 367
 368                 xp->x_ccb = ccb;
 369
 370                 TAILQ_REMOVE(&sc->sc_free_xferq, xp, x_queue);
 371
 372                 err = bus_dmamap_load_ccb(sc->sc_dmatag, xp->x_dmamap,
 373                     ccb, ps3cdrom_transfer, xp, 0);
 374                 if (err && err != EINPROGRESS) {
 375                         device_printf(dev, "Could not load DMA map (%d)\n",
 376                             err);
 377
 378                         xp->x_ccb = NULL;
 379                         TAILQ_INSERT_TAIL(&sc->sc_free_xferq, xp, x_queue);
 380                         ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
 381                         break;
 382                 }
 383                 return;
 384         case XPT_SET_TRAN_SETTINGS:
 385                 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
 386                 break;
 387         case XPT_GET_TRAN_SETTINGS:
 388         {
 389                 struct ccb_trans_settings *cts = &ccb->cts;
 390
 391                 cts->protocol = PROTO_SCSI;
 392                 cts->protocol_version = SCSI_REV_2;
 393                 cts->transport = XPORT_SPI;
 394                 cts->transport_version = 2;
 395                 cts->proto_specific.valid = 0;
 396                 cts->xport_specific.valid = 0;
 397                 ccb->ccb_h.status = CAM_REQ_CMP;
 398                 break;
 399         }
 400         case XPT_RESET_BUS:
 401         case XPT_RESET_DEV:
 402                 ccb->ccb_h.status = CAM_REQ_CMP;
 403                 break;
 404         case XPT_CALC_GEOMETRY:
 405                 cam_calc_geometry(&ccb->ccg, 1);
 406                 break;
 407         case XPT_PATH_INQ:
 408         {
 409                 struct ccb_pathinq *cpi = &ccb->cpi;
 410
 411                 cpi->version_num = 1;
 412                 cpi->hba_inquiry = 0;
 413                 cpi->target_sprt = 0;
 414                 cpi->hba_inquiry = PI_SDTR_ABLE;
 415                 cpi->hba_misc = PIM_NOBUSRESET | PIM_SEQSCAN | PIM_NO_6_BYTE;
 416                 cpi->hba_eng_cnt = 0;
 417                 bzero(cpi->vuhba_flags, sizeof(cpi->vuhba_flags));
 418                 cpi->max_target = 0;
 419                 cpi->max_lun = 0;
 420                 cpi->initiator_id = 7;
 421                 cpi->bus_id = cam_sim_bus(sim);
 422                 cpi->unit_number = cam_sim_unit(sim);
 423                 cpi->base_transfer_speed = 150000;
 424                 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
 425                 strncpy(cpi->hba_vid, "Sony", HBA_IDLEN);
 426                 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
 427                 cpi->transport = XPORT_SPI;
 428                 cpi->transport_version = 2;
 429                 cpi->protocol = PROTO_SCSI;
 430                 cpi->protocol_version = SCSI_REV_2;
 431                 cpi->maxio = PAGE_SIZE;
 432                 cpi->ccb_h.status = CAM_REQ_CMP;
 433                 break;
 434         }
 435         default:
 436                 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE,
 437                     ("unsupported function code 0x%02x\n",
 438                     ccb->ccb_h.func_code));
 439                 ccb->ccb_h.status = CAM_REQ_INVALID;
 440                 break;
 441         }
 442
 443         xpt_done(ccb);
 444 }
 445
 446 static void
 447 ps3cdrom_poll(struct cam_sim *sim)
 448 {
 449         ps3cdrom_intr(cam_sim_softc(sim));
 450 }
 451
 452 static void
 453 ps3cdrom_async(void *callback_arg, u_int32_t code,
 454         struct cam_path* path, void *arg)
 455 {
 456         switch (code) {
 457         case AC_LOST_DEVICE:
 458                 xpt_print_path(path);
 459                 break;
 460         default:
 461                 break;
 462         }
 463 }
 464
 465 static void
 466 ps3cdrom_intr(void *arg)
 467 {
 468         struct ps3cdrom_softc *sc = (struct ps3cdrom_softc *) arg;
 469         device_t dev = sc->sc_dev;
 470         uint64_t devid = ps3bus_get_device(dev);
 471         struct ps3cdrom_xfer *xp;
 472         union ccb *ccb;
 473         u_int8_t *cdb, sense_key, asc, ascq;
 474         uint64_t tag, status;
 475
 476         if (lv1_storage_get_async_status(devid, &tag, &status) != 0)
 477                 return;
 478
 479         PS3CDROM_LOCK(sc);
 480
 481         /* Find transfer with the returned tag */
 482
 483         TAILQ_FOREACH(xp, &sc->sc_active_xferq, x_queue) {
 484                 if (xp->x_tag == tag)
 485                         break;
 486         }
 487
 488         if (xp) {
 489                 ccb = xp->x_ccb;
 490                 cdb = (ccb->ccb_h.flags & CAM_CDB_POINTER) ?
 491                             ccb->csio.cdb_io.cdb_ptr :
 492                             ccb->csio.cdb_io.cdb_bytes;
 493
 494                 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE,
 495                    ("ATAPI command 0x%02x tag 0x%016lx completed (0x%016lx)\n",
 496                     cdb[0], tag, status));
 497
 498                 if (!status) {
 499                         ccb->csio.scsi_status = SCSI_STATUS_OK;
 500                         ccb->csio.resid = 0;
 501                         ccb->ccb_h.status = CAM_REQ_CMP;
 502                 } else {
 503                         ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
 504                         ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
 505
 506                         if (!ps3cdrom_decode_lv1_status(status, &sense_key,
 507                             &asc, &ascq)) {
 508
 509                                 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE,
 510                                    ("sense key 0x%02x asc 0x%02x ascq 0x%02x\n",
 511                                     sense_key, asc, ascq));
 512
 513                                 scsi_set_sense_data(&ccb->csio.sense_data,
 514                                     /*sense_format*/ SSD_TYPE_NONE,
 515                                     /*current_error*/ 1,
 516                                     sense_key,
 517                                     asc,
 518                                     ascq,
 519                                     SSD_ELEM_NONE);
 520                                 ccb->csio.sense_len = SSD_FULL_SIZE;
 521                                 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR |
 522                                     CAM_AUTOSNS_VALID;
 523                         }
 524
 525                         if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE)
 526                                 ccb->csio.resid = ccb->csio.dxfer_len;
 527                 }
 528
 529                 if (ccb->ccb_h.flags & CAM_DIR_IN)
 530                         bus_dmamap_sync(sc->sc_dmatag, xp->x_dmamap,
 531                             BUS_DMASYNC_POSTREAD);
 532
 533                 bus_dmamap_unload(sc->sc_dmatag, xp->x_dmamap);
 534
 535                 xp->x_ccb = NULL;
 536                 TAILQ_REMOVE(&sc->sc_active_xferq, xp, x_queue);
 537                 TAILQ_INSERT_TAIL(&sc->sc_free_xferq, xp, x_queue);
 538
 539                 xpt_done(ccb);
 540         } else {
 541                 device_printf(dev,
 542                     "Could not find transfer with tag 0x%016lx\n",  tag);
 543         }
 544
 545         PS3CDROM_UNLOCK(sc);
 546 }
 547
 548 static void
 549 ps3cdrom_transfer(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
 550 {
 551         struct ps3cdrom_xfer *xp = (struct ps3cdrom_xfer *) arg;
 552         struct ps3cdrom_softc *sc = xp->x_sc;
 553         device_t dev = sc->sc_dev;
 554         uint64_t devid = ps3bus_get_device(dev);
 555         union ccb *ccb = xp->x_ccb;
 556         u_int8_t *cdb;
 557         uint64_t start_sector, block_count;
 558         int err;
 559
 560         KASSERT(nsegs == 1, ("invalid number of DMA segments"));
 561
 562         PS3CDROM_ASSERT_LOCKED(sc);
 563
 564         if (error) {
 565                 device_printf(dev, "Could not load DMA map (%d)\n",  error);
 566
 567                 xp->x_ccb = NULL;
 568                 TAILQ_INSERT_TAIL(&sc->sc_free_xferq, xp, x_queue);
 569                 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
 570                 xpt_done(ccb);
 571                 return;
 572         }
 573
 574         cdb = (ccb->ccb_h.flags & CAM_CDB_POINTER) ?
 575                     ccb->csio.cdb_io.cdb_ptr :
 576                     ccb->csio.cdb_io.cdb_bytes;
 577
 578         CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE,
 579            ("ATAPI command 0x%02x cdb_len %d dxfer_len %d\n ", cdb[0],
 580             ccb->csio.cdb_len, ccb->csio.dxfer_len));
 581
 582         switch (cdb[0]) {
 583         case READ_10:
 584                 start_sector = (cdb[2] << 24) | (cdb[3] << 16) |
 585                     (cdb[4] << 8) | cdb[5];
 586                 block_count = (cdb[7] << 8) | cdb[8];
 587
 588                 err = lv1_storage_read(devid, 0 /* region id */,
 589                     start_sector, block_count, 0 /* flags */, segs[0].ds_addr,
 590                     &xp->x_tag);
 591                 bus_dmamap_sync(sc->sc_dmatag, xp->x_dmamap,
 592                     BUS_DMASYNC_POSTREAD);
 593                 break;
 594         case WRITE_10:
 595                 start_sector = (cdb[2] << 24) | (cdb[3] << 16) |
 596                     (cdb[4] << 8) | cdb[5];
 597                 block_count = (cdb[7] << 8) | cdb[8];
 598
 599                 bus_dmamap_sync(sc->sc_dmatag, xp->x_dmamap,
 600                     BUS_DMASYNC_PREWRITE);
 601                 err = lv1_storage_write(devid, 0 /* region id */,
 602                     start_sector, block_count, 0 /* flags */,
 603                     segs[0].ds_addr, &xp->x_tag);
 604                 break;
 605         default:
 606                 {
 607                 struct lv1_atapi_cmd atapi_cmd;
 608
 609                 bzero(&atapi_cmd, sizeof(atapi_cmd));
 610                 atapi_cmd.pktlen = 12;
 611                 bcopy(cdb, atapi_cmd.pkt, ccb->csio.cdb_len);
 612
 613                 if (ccb->ccb_h.flags & CAM_DIR_IN) {
 614                         atapi_cmd.in_out = DIR_READ;
 615                         atapi_cmd.proto = (ccb->csio.dxfer_len >= 2048) ?
 616                             DMA_PROTO : PIO_DATA_IN_PROTO;
 617                 } else if (ccb->ccb_h.flags & CAM_DIR_OUT) {
 618                         atapi_cmd.in_out = DIR_WRITE;
 619                         atapi_cmd.proto = (ccb->csio.dxfer_len >= 2048) ?
 620                             DMA_PROTO : PIO_DATA_OUT_PROTO;
 621                 } else {
 622                         atapi_cmd.proto = NON_DATA_PROTO;
 623                 }
 624
 625                 atapi_cmd.nblocks = atapi_cmd.arglen = segs[0].ds_len;
 626                 atapi_cmd.blksize = 1;
 627                 atapi_cmd.buf = segs[0].ds_addr;
 628
 629                 if (ccb->ccb_h.flags & CAM_DIR_OUT)
 630                         bus_dmamap_sync(sc->sc_dmatag, xp->x_dmamap,
 631                             BUS_DMASYNC_PREWRITE);
 632
 633                 err = lv1_storage_send_device_command(devid,
 634                     LV1_STORAGE_SEND_ATAPI_COMMAND, vtophys(&atapi_cmd),
 635                     sizeof(atapi_cmd), atapi_cmd.buf, atapi_cmd.arglen,
 636                     &xp->x_tag);
 637
 638                 break;
 639                 }
 640         }
 641
 642         if (err) {
 643                 device_printf(dev, "ATAPI command 0x%02x failed (%d)\n",
 644                     cdb[0], err);
 645
 646                 bus_dmamap_unload(sc->sc_dmatag, xp->x_dmamap);
 647
 648                 xp->x_ccb = NULL;
 649                 TAILQ_INSERT_TAIL(&sc->sc_free_xferq, xp, x_queue);
 650
 651                 bzero(&ccb->csio.sense_data, sizeof(ccb->csio.sense_data));
 652                 /* Invalid field in parameter list */
 653                 scsi_set_sense_data(&ccb->csio.sense_data,
 654                                     /*sense_format*/ SSD_TYPE_NONE,
 655                                     /*current_error*/ 1,
 656                                     /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
 657                                     /*asc*/ 0x26,
 658                                     /*ascq*/ 0x00,
 659                                     SSD_ELEM_NONE);
 660
 661                 ccb->csio.sense_len = SSD_FULL_SIZE;
 662                 ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
 663                 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR | CAM_AUTOSNS_VALID;
 664                 xpt_done(ccb);
 665         } else {
 666                 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE,
 667                    ("ATAPI command 0x%02x tag 0x%016lx submitted\n ", cdb[0],
 668                    xp->x_tag));
 669
 670                 TAILQ_INSERT_TAIL(&sc->sc_active_xferq, xp, x_queue);
 671                 ccb->ccb_h.status |= CAM_SIM_QUEUED;
 672         }
 673 }
 674
 675 static int
 676 ps3cdrom_decode_lv1_status(uint64_t status, u_int8_t *sense_key, u_int8_t *asc,
 677     u_int8_t *ascq)
 678 {
 679         if (((status >> 24) & 0xff) != SCSI_STATUS_CHECK_COND)
 680                 return -1;
 681
 682         *sense_key = (status >> 16) & 0xff;
 683         *asc = (status >> 8) & 0xff;
 684         *ascq = status & 0xff;
 685
 686         return (0);
 687 }
 688
 689 static device_method_t ps3cdrom_methods[] = {
 690         DEVMETHOD(device_probe,         ps3cdrom_probe),
 691         DEVMETHOD(device_attach,        ps3cdrom_attach),
 692         DEVMETHOD(device_detach,        ps3cdrom_detach),
 693         {0, 0},
 694 };
 695
 696 static driver_t ps3cdrom_driver = {
 697         "ps3cdrom",
 698         ps3cdrom_methods,
 699         sizeof(struct ps3cdrom_softc),
 700 };
 701
 702 static devclass_t ps3cdrom_devclass;
 703
 704 DRIVER_MODULE(ps3cdrom, ps3bus, ps3cdrom_driver, ps3cdrom_devclass, 0, 0);
 705 MODULE_DEPEND(ps3cdrom, cam, 1, 1, 1);