2 * Copyright (C) 2010 Nathan Whitehorn
3 * Copyright (C) 2011 glevand <geoffrey.levand@mail.ru>
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
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.
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.
28 #include <sys/cdefs.h>
29 __FBSDID("$FreeBSD$");
31 #include <sys/param.h>
32 #include <sys/module.h>
33 #include <sys/systm.h>
34 #include <sys/kernel.h>
38 #include <sys/kthread.h>
40 #include <sys/malloc.h>
41 #include <sys/mutex.h>
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>
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>
62 #include "ps3-hvcall.h"
64 #define PS3CDROM_LOCK_INIT(_sc) \
65 mtx_init(&_sc->sc_mtx, device_get_nameunit(_sc->sc_dev), "ps3cdrom", \
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);
73 #define PS3CDROM_MAX_XFERS 3
75 #define LV1_STORAGE_SEND_ATAPI_COMMAND 0x01
77 struct ps3cdrom_softc;
79 struct ps3cdrom_xfer {
80 TAILQ_ENTRY(ps3cdrom_xfer) x_queue;
81 struct ps3cdrom_softc *x_sc;
83 bus_dmamap_t x_dmamap;
87 TAILQ_HEAD(ps3cdrom_xferq, ps3cdrom_xfer);
89 struct ps3cdrom_softc {
98 struct resource *sc_irq;
101 bus_dma_tag_t sc_dmatag;
103 struct cam_sim *sc_sim;
104 struct cam_path *sc_path;
106 struct ps3cdrom_xfer sc_xfer[PS3CDROM_MAX_XFERS];
107 struct ps3cdrom_xferq sc_active_xferq;
108 struct ps3cdrom_xferq sc_free_xferq;
112 NON_DATA_PROTO = 0x00,
113 PIO_DATA_IN_PROTO = 0x01,
114 PIO_DATA_OUT_PROTO = 0x02,
118 enum lv1_ata_in_out {
123 struct lv1_atapi_cmd {
128 uint32_t proto; /* enum lv1_ata_proto */
129 uint32_t in_out; /* enum lv1_ata_in_out */
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);
139 static void ps3cdrom_intr(void *arg);
141 static void ps3cdrom_transfer(void *arg, bus_dma_segment_t *segs, int nsegs,
144 static int ps3cdrom_decode_lv1_status(uint64_t status,
145 u_int8_t *sense_key, u_int8_t *asc, u_int8_t *ascq);
148 ps3cdrom_probe(device_t dev)
150 if (ps3bus_get_bustype(dev) != PS3_BUSTYPE_STORAGE ||
151 ps3bus_get_devtype(dev) != PS3_DEVTYPE_CDROM)
154 device_set_desc(dev, "Playstation 3 CDROM");
156 return (BUS_PROBE_SPECIFIC);
160 ps3cdrom_attach(device_t dev)
162 struct ps3cdrom_softc *sc = device_get_softc(dev);
163 struct cam_devq *devq;
164 struct ps3cdrom_xfer *xp;
165 struct ccb_setasync csa;
170 PS3CDROM_LOCK_INIT(sc);
172 /* Setup interrupt handler */
175 sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->sc_irqid,
178 device_printf(dev, "Could not allocate IRQ\n");
180 goto fail_destroy_lock;
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);
187 device_printf(dev, "Could not setup IRQ\n");
189 goto fail_release_intr;
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);
199 device_printf(dev, "Could not create DMA tag\n");
201 goto fail_teardown_intr;
204 /* Setup transfer queues */
206 TAILQ_INIT(&sc->sc_active_xferq);
207 TAILQ_INIT(&sc->sc_free_xferq);
209 for (i = 0; i < PS3CDROM_MAX_XFERS; i++) {
210 xp = &sc->sc_xfer[i];
213 err = bus_dmamap_create(sc->sc_dmatag, BUS_DMA_COHERENT,
216 device_printf(dev, "Could not create DMA map (%d)\n",
218 goto fail_destroy_dmamap;
221 TAILQ_INSERT_TAIL(&sc->sc_free_xferq, xp, x_queue);
226 devq = cam_simq_alloc(PS3CDROM_MAX_XFERS - 1);
228 device_printf(dev, "Could not allocate SIM queue\n");
230 goto fail_destroy_dmatag;
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,
237 device_printf(dev, "Could not allocate SIM\n");
240 goto fail_destroy_dmatag;
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");
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");
261 goto fail_unregister_xpt_bus;
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);
271 CAM_DEBUG(sc->sc_path, CAM_DEBUG_TRACE,
272 ("registered SIM for ps3cdrom%d\n", device_get_unit(dev)));
276 return (BUS_PROBE_SPECIFIC);
278 fail_unregister_xpt_bus:
280 xpt_bus_deregister(cam_sim_path(sc->sc_sim));
284 cam_sim_free(sc->sc_sim, TRUE);
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);
295 bus_dma_tag_destroy(sc->sc_dmatag);
299 bus_teardown_intr(dev, sc->sc_irq, sc->sc_irqctx);
303 bus_release_resource(dev, SYS_RES_IRQ, sc->sc_irqid, sc->sc_irq);
307 PS3CDROM_LOCK_DESTROY(sc);
313 ps3cdrom_detach(device_t dev)
315 struct ps3cdrom_softc *sc = device_get_softc(dev);
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);
323 for (i = 0; i < PS3CDROM_MAX_XFERS; i++)
324 bus_dmamap_destroy(sc->sc_dmatag, sc->sc_xfer[i].x_dmamap);
326 bus_dma_tag_destroy(sc->sc_dmatag);
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);
331 PS3CDROM_LOCK_DESTROY(sc);
337 ps3cdrom_action(struct cam_sim *sim, union ccb *ccb)
339 struct ps3cdrom_softc *sc = (struct ps3cdrom_softc *)cam_sim_softc(sim);
340 device_t dev = sc->sc_dev;
341 struct ps3cdrom_xfer *xp;
344 PS3CDROM_ASSERT_LOCKED(sc);
346 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE,
347 ("function code 0x%02x\n", ccb->ccb_h.func_code));
349 switch (ccb->ccb_h.func_code) {
351 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG)
354 if(ccb->ccb_h.target_id > 0) {
355 ccb->ccb_h.status = CAM_TID_INVALID;
359 if(ccb->ccb_h.target_lun > 0) {
360 ccb->ccb_h.status = CAM_LUN_INVALID;
364 xp = TAILQ_FIRST(&sc->sc_free_xferq);
366 KASSERT(xp != NULL, ("no free transfers"));
370 TAILQ_REMOVE(&sc->sc_free_xferq, xp, x_queue);
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",
379 TAILQ_INSERT_TAIL(&sc->sc_free_xferq, xp, x_queue);
380 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
384 case XPT_SET_TRAN_SETTINGS:
385 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
387 case XPT_GET_TRAN_SETTINGS:
389 struct ccb_trans_settings *cts = &ccb->cts;
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;
402 ccb->ccb_h.status = CAM_REQ_CMP;
404 case XPT_CALC_GEOMETRY:
405 cam_calc_geometry(&ccb->ccg, 1);
409 struct ccb_pathinq *cpi = &ccb->cpi;
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));
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;
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;
447 ps3cdrom_poll(struct cam_sim *sim)
449 ps3cdrom_intr(cam_sim_softc(sim));
453 ps3cdrom_async(void *callback_arg, u_int32_t code,
454 struct cam_path* path, void *arg)
458 xpt_print_path(path);
466 ps3cdrom_intr(void *arg)
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;
473 u_int8_t *cdb, sense_key, asc, ascq;
474 uint64_t tag, status;
476 if (lv1_storage_get_async_status(devid, &tag, &status) != 0)
481 /* Find transfer with the returned tag */
483 TAILQ_FOREACH(xp, &sc->sc_active_xferq, x_queue) {
484 if (xp->x_tag == tag)
490 cdb = (ccb->ccb_h.flags & CAM_CDB_POINTER) ?
491 ccb->csio.cdb_io.cdb_ptr :
492 ccb->csio.cdb_io.cdb_bytes;
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));
499 ccb->csio.scsi_status = SCSI_STATUS_OK;
501 ccb->ccb_h.status = CAM_REQ_CMP;
503 ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
504 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
506 if (!ps3cdrom_decode_lv1_status(status, &sense_key,
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));
513 scsi_set_sense_data(&ccb->csio.sense_data,
514 /*sense_format*/ SSD_TYPE_NONE,
520 ccb->csio.sense_len = SSD_FULL_SIZE;
521 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR |
525 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE)
526 ccb->csio.resid = ccb->csio.dxfer_len;
529 if (ccb->ccb_h.flags & CAM_DIR_IN)
530 bus_dmamap_sync(sc->sc_dmatag, xp->x_dmamap,
531 BUS_DMASYNC_POSTREAD);
533 bus_dmamap_unload(sc->sc_dmatag, xp->x_dmamap);
536 TAILQ_REMOVE(&sc->sc_active_xferq, xp, x_queue);
537 TAILQ_INSERT_TAIL(&sc->sc_free_xferq, xp, x_queue);
542 "Could not find transfer with tag 0x%016lx\n", tag);
549 ps3cdrom_transfer(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
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;
557 uint64_t start_sector, block_count;
560 KASSERT(nsegs == 1 || nsegs == 0,
561 ("ps3cdrom_transfer: invalid number of DMA segments %d", nsegs));
562 KASSERT(error == 0, ("ps3cdrom_transfer: DMA error %d", error));
564 PS3CDROM_ASSERT_LOCKED(sc);
567 device_printf(dev, "Could not load DMA map (%d)\n", error);
570 TAILQ_INSERT_TAIL(&sc->sc_free_xferq, xp, x_queue);
571 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
576 cdb = (ccb->ccb_h.flags & CAM_CDB_POINTER) ?
577 ccb->csio.cdb_io.cdb_ptr :
578 ccb->csio.cdb_io.cdb_bytes;
580 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE,
581 ("ATAPI command 0x%02x cdb_len %d dxfer_len %d\n ", cdb[0],
582 ccb->csio.cdb_len, ccb->csio.dxfer_len));
586 KASSERT(nsegs == 1, ("ps3cdrom_transfer: no data to read"));
587 start_sector = (cdb[2] << 24) | (cdb[3] << 16) |
588 (cdb[4] << 8) | cdb[5];
589 block_count = (cdb[7] << 8) | cdb[8];
591 err = lv1_storage_read(devid, 0 /* region id */,
592 start_sector, block_count, 0 /* flags */, segs[0].ds_addr,
594 bus_dmamap_sync(sc->sc_dmatag, xp->x_dmamap,
595 BUS_DMASYNC_POSTREAD);
598 KASSERT(nsegs == 1, ("ps3cdrom_transfer: no data to write"));
599 start_sector = (cdb[2] << 24) | (cdb[3] << 16) |
600 (cdb[4] << 8) | cdb[5];
601 block_count = (cdb[7] << 8) | cdb[8];
603 bus_dmamap_sync(sc->sc_dmatag, xp->x_dmamap,
604 BUS_DMASYNC_PREWRITE);
605 err = lv1_storage_write(devid, 0 /* region id */,
606 start_sector, block_count, 0 /* flags */,
607 segs[0].ds_addr, &xp->x_tag);
611 struct lv1_atapi_cmd atapi_cmd;
613 bzero(&atapi_cmd, sizeof(atapi_cmd));
614 atapi_cmd.pktlen = 12;
615 bcopy(cdb, atapi_cmd.pkt, ccb->csio.cdb_len);
617 if (ccb->ccb_h.flags & CAM_DIR_IN) {
618 atapi_cmd.in_out = DIR_READ;
619 atapi_cmd.proto = (ccb->csio.dxfer_len >= 2048) ?
620 DMA_PROTO : PIO_DATA_IN_PROTO;
621 } else if (ccb->ccb_h.flags & CAM_DIR_OUT) {
622 atapi_cmd.in_out = DIR_WRITE;
623 atapi_cmd.proto = (ccb->csio.dxfer_len >= 2048) ?
624 DMA_PROTO : PIO_DATA_OUT_PROTO;
626 atapi_cmd.proto = NON_DATA_PROTO;
629 atapi_cmd.nblocks = atapi_cmd.arglen =
630 (nsegs == 0) ? 0 : segs[0].ds_len;
631 atapi_cmd.blksize = 1;
632 atapi_cmd.buf = (nsegs == 0) ? 0 : segs[0].ds_addr;
634 if (ccb->ccb_h.flags & CAM_DIR_OUT)
635 bus_dmamap_sync(sc->sc_dmatag, xp->x_dmamap,
636 BUS_DMASYNC_PREWRITE);
638 err = lv1_storage_send_device_command(devid,
639 LV1_STORAGE_SEND_ATAPI_COMMAND, vtophys(&atapi_cmd),
640 sizeof(atapi_cmd), atapi_cmd.buf, atapi_cmd.arglen,
648 device_printf(dev, "ATAPI command 0x%02x failed (%d)\n",
651 bus_dmamap_unload(sc->sc_dmatag, xp->x_dmamap);
654 TAILQ_INSERT_TAIL(&sc->sc_free_xferq, xp, x_queue);
656 bzero(&ccb->csio.sense_data, sizeof(ccb->csio.sense_data));
657 /* Invalid field in parameter list */
658 scsi_set_sense_data(&ccb->csio.sense_data,
659 /*sense_format*/ SSD_TYPE_NONE,
661 /*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
666 ccb->csio.sense_len = SSD_FULL_SIZE;
667 ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
668 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR | CAM_AUTOSNS_VALID;
671 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE,
672 ("ATAPI command 0x%02x tag 0x%016lx submitted\n ", cdb[0],
675 TAILQ_INSERT_TAIL(&sc->sc_active_xferq, xp, x_queue);
676 ccb->ccb_h.status |= CAM_SIM_QUEUED;
681 ps3cdrom_decode_lv1_status(uint64_t status, u_int8_t *sense_key, u_int8_t *asc,
684 if (((status >> 24) & 0xff) != SCSI_STATUS_CHECK_COND)
687 *sense_key = (status >> 16) & 0xff;
688 *asc = (status >> 8) & 0xff;
689 *ascq = status & 0xff;
694 static device_method_t ps3cdrom_methods[] = {
695 DEVMETHOD(device_probe, ps3cdrom_probe),
696 DEVMETHOD(device_attach, ps3cdrom_attach),
697 DEVMETHOD(device_detach, ps3cdrom_detach),
701 static driver_t ps3cdrom_driver = {
704 sizeof(struct ps3cdrom_softc),
707 static devclass_t ps3cdrom_devclass;
709 DRIVER_MODULE(ps3cdrom, ps3bus, ps3cdrom_driver, ps3cdrom_devclass, 0, 0);
710 MODULE_DEPEND(ps3cdrom, cam, 1, 1, 1);