2 * Copyright (c) 2002-2010 Adaptec, Inc.
3 * Copyright (c) 2010-2012 PMC-Sierra, Inc.
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 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
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
19 * FOR 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
28 #include <sys/cdefs.h>
29 __FBSDID("$FreeBSD$");
32 * CAM front-end for communicating with non-DASD devices
35 #include "opt_aacraid.h"
37 #include <sys/param.h>
38 #include <sys/systm.h>
39 #include <sys/kernel.h>
40 #include <sys/sysctl.h>
42 #include <sys/malloc.h>
43 #include <sys/module.h>
44 #include <sys/mutex.h>
47 #include <cam/cam_ccb.h>
48 #include <cam/cam_debug.h>
49 #include <cam/cam_periph.h>
50 #if __FreeBSD_version < 801000
51 #include <cam/cam_xpt_periph.h>
53 #include <cam/cam_sim.h>
54 #include <cam/cam_xpt_sim.h>
55 #include <cam/scsi/scsi_all.h>
56 #include <cam/scsi/scsi_message.h>
62 #include <machine/md_var.h>
63 #include <machine/bus.h>
69 #include <dev/aacraid/aacraid_reg.h>
70 #include <sys/aac_ioctl.h>
71 #include <dev/aacraid/aacraid_debug.h>
72 #include <dev/aacraid/aacraid_var.h>
74 #if __FreeBSD_version >= 700025
75 #ifndef CAM_NEW_TRAN_CODE
76 #define CAM_NEW_TRAN_CODE 1
80 #ifndef SVPD_SUPPORTED_PAGE_LIST
81 struct scsi_vpd_supported_page_list
85 #define SVPD_SUPPORTED_PAGE_LIST 0x00
87 u_int8_t length; /* number of VPD entries */
88 #define SVPD_SUPPORTED_PAGES_SIZE 251
89 u_int8_t list[SVPD_SUPPORTED_PAGES_SIZE];
93 /************************** Version Compatibility *************************/
94 #if __FreeBSD_version < 700031
95 #define aac_sim_alloc(a,b,c,d,e,f,g,h,i) cam_sim_alloc(a,b,c,d,e,g,h,i)
97 #define aac_sim_alloc cam_sim_alloc
104 struct cam_path *path;
107 static int aac_cam_probe(device_t dev);
108 static int aac_cam_attach(device_t dev);
109 static int aac_cam_detach(device_t dev);
110 static void aac_cam_action(struct cam_sim *, union ccb *);
111 static void aac_cam_poll(struct cam_sim *);
112 static void aac_cam_complete(struct aac_command *);
113 static void aac_container_complete(struct aac_command *);
114 #if __FreeBSD_version >= 700000
115 static void aac_cam_rescan(struct aac_softc *sc, uint32_t channel,
118 static void aac_set_scsi_error(struct aac_softc *sc, union ccb *ccb,
119 u_int8_t status, u_int8_t key, u_int8_t asc, u_int8_t ascq);
120 static int aac_load_map_command_sg(struct aac_softc *, struct aac_command *);
121 static u_int64_t aac_eval_blockno(u_int8_t *);
122 static void aac_container_rw_command(struct cam_sim *, union ccb *, u_int8_t *);
123 static void aac_container_special_command(struct cam_sim *, union ccb *,
125 static void aac_passthrough_command(struct cam_sim *, union ccb *);
127 static u_int32_t aac_cam_reset_bus(struct cam_sim *, union ccb *);
128 static u_int32_t aac_cam_abort_ccb(struct cam_sim *, union ccb *);
129 static u_int32_t aac_cam_term_io(struct cam_sim *, union ccb *);
131 static devclass_t aacraid_pass_devclass;
133 static device_method_t aacraid_pass_methods[] = {
134 DEVMETHOD(device_probe, aac_cam_probe),
135 DEVMETHOD(device_attach, aac_cam_attach),
136 DEVMETHOD(device_detach, aac_cam_detach),
140 static driver_t aacraid_pass_driver = {
142 aacraid_pass_methods,
143 sizeof(struct aac_cam)
146 DRIVER_MODULE(aacraidp, aacraid, aacraid_pass_driver, aacraid_pass_devclass, 0, 0);
147 MODULE_DEPEND(aacraidp, cam, 1, 1, 1);
149 MALLOC_DEFINE(M_AACRAIDCAM, "aacraidcam", "AACRAID CAM info");
152 aac_set_scsi_error(struct aac_softc *sc, union ccb *ccb, u_int8_t status,
153 u_int8_t key, u_int8_t asc, u_int8_t ascq)
155 #if __FreeBSD_version >= 900000
156 struct scsi_sense_data_fixed *sense =
157 (struct scsi_sense_data_fixed *)&ccb->csio.sense_data;
159 struct scsi_sense_data *sense = &ccb->csio.sense_data;
162 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "Error %d!", status);
164 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
165 ccb->csio.scsi_status = status;
166 if (status == SCSI_STATUS_CHECK_COND) {
167 ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
168 bzero(&ccb->csio.sense_data, ccb->csio.sense_len);
169 ccb->csio.sense_data.error_code =
170 SSD_CURRENT_ERROR | SSD_ERRCODE_VALID;
172 if (ccb->csio.sense_len >= 14) {
173 sense->extra_len = 6;
174 sense->add_sense_code = asc;
175 sense->add_sense_code_qual = ascq;
180 #if __FreeBSD_version >= 700000
182 aac_cam_rescan(struct aac_softc *sc, uint32_t channel, uint32_t target_id)
186 struct aac_cam *camsc;
188 if (target_id == AAC_CAM_TARGET_WILDCARD)
189 target_id = CAM_TARGET_WILDCARD;
191 TAILQ_FOREACH(sim, &sc->aac_sim_tqh, sim_link) {
192 camsc = sim->aac_cam;
193 if (camsc == NULL || camsc->inf == NULL ||
194 camsc->inf->BusNumber != channel)
197 ccb = xpt_alloc_ccb_nowait();
199 device_printf(sc->aac_dev,
200 "Cannot allocate ccb for bus rescan.\n");
204 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph,
205 cam_sim_path(camsc->sim),
206 target_id, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
208 device_printf(sc->aac_dev,
209 "Cannot create path for bus rescan.\n");
219 aac_cam_event(struct aac_softc *sc, struct aac_event *event, void *arg)
222 struct aac_cam *camsc;
224 switch (event->ev_type) {
225 case AAC_EVENT_CMFREE:
227 camsc = ccb->ccb_h.sim_priv.entries[0].ptr;
228 free(event, M_AACRAIDCAM);
229 xpt_release_simq(camsc->sim, 1);
230 ccb->ccb_h.status = CAM_REQUEUE_REQ;
234 device_printf(sc->aac_dev, "unknown event %d in aac_cam\n",
243 aac_cam_probe(device_t dev)
245 struct aac_softc *sc;
246 struct aac_cam *camsc;
248 camsc = (struct aac_cam *)device_get_softc(dev);
251 sc = camsc->inf->aac_sc;
252 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
257 aac_cam_detach(device_t dev)
259 struct aac_softc *sc;
260 struct aac_cam *camsc;
262 camsc = (struct aac_cam *)device_get_softc(dev);
265 sc = camsc->inf->aac_sc;
266 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
267 camsc->inf->aac_cam = NULL;
269 mtx_lock(&sc->aac_io_lock);
271 xpt_async(AC_LOST_DEVICE, camsc->path, NULL);
272 xpt_free_path(camsc->path);
273 xpt_bus_deregister(cam_sim_path(camsc->sim));
274 cam_sim_free(camsc->sim, /*free_devq*/TRUE);
276 sc->cam_rescan_cb = NULL;
278 mtx_unlock(&sc->aac_io_lock);
284 * Register the driver as a CAM SIM
287 aac_cam_attach(device_t dev)
289 struct cam_devq *devq;
291 struct cam_path *path;
292 struct aac_cam *camsc;
295 camsc = (struct aac_cam *)device_get_softc(dev);
296 inf = (struct aac_sim *)device_get_ivars(dev);
299 fwprintf(inf->aac_sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
301 camsc->inf->aac_cam = camsc;
303 devq = cam_simq_alloc(inf->TargetsPerBus);
307 sim = aac_sim_alloc(aac_cam_action, aac_cam_poll, "aacraidp", camsc,
308 device_get_unit(dev), &inf->aac_sc->aac_io_lock, 1, 1, devq);
314 /* Since every bus has it's own sim, every bus 'appears' as bus 0 */
315 mtx_lock(&inf->aac_sc->aac_io_lock);
316 if (aac_xpt_bus_register(sim, dev, 0) != CAM_SUCCESS) {
317 cam_sim_free(sim, TRUE);
318 mtx_unlock(&inf->aac_sc->aac_io_lock);
322 if (xpt_create_path(&path, NULL, cam_sim_path(sim),
323 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
324 xpt_bus_deregister(cam_sim_path(sim));
325 cam_sim_free(sim, TRUE);
326 mtx_unlock(&inf->aac_sc->aac_io_lock);
330 #if __FreeBSD_version >= 700000
331 inf->aac_sc->cam_rescan_cb = aac_cam_rescan;
333 mtx_unlock(&inf->aac_sc->aac_io_lock);
342 aac_eval_blockno(u_int8_t *cmdp)
349 blockno = scsi_3btoul(((struct scsi_rw_6 *)cmdp)->addr);
353 blockno = scsi_4btoul(((struct scsi_rw_10 *)cmdp)->addr);
357 blockno = scsi_4btoul(((struct scsi_rw_12 *)cmdp)->addr);
361 blockno = scsi_8btou64(((struct scsi_rw_16 *)cmdp)->addr);
371 aac_container_rw_command(struct cam_sim *sim, union ccb *ccb, u_int8_t *cmdp)
373 struct aac_cam *camsc;
374 struct aac_softc *sc;
375 struct aac_command *cm;
379 camsc = (struct aac_cam *)cam_sim_softc(sim);
380 sc = camsc->inf->aac_sc;
381 mtx_assert(&sc->aac_io_lock, MA_OWNED);
383 if (aacraid_alloc_command(sc, &cm)) {
384 struct aac_event *event;
386 xpt_freeze_simq(sim, 1);
387 ccb->ccb_h.status = CAM_RESRC_UNAVAIL;
388 ccb->ccb_h.sim_priv.entries[0].ptr = camsc;
389 event = malloc(sizeof(struct aac_event), M_AACRAIDCAM,
392 device_printf(sc->aac_dev,
393 "Warning, out of memory for event\n");
396 event->ev_callback = aac_cam_event;
398 event->ev_type = AAC_EVENT_CMFREE;
399 aacraid_add_event(sc, event);
404 switch (ccb->ccb_h.flags & CAM_DIR_MASK) {
406 cm->cm_flags |= AAC_CMD_DATAIN;
409 cm->cm_flags |= AAC_CMD_DATAOUT;
414 cm->cm_flags |= AAC_CMD_DATAIN | AAC_CMD_DATAOUT;
418 blockno = aac_eval_blockno(cmdp);
420 cm->cm_complete = aac_container_complete;
422 cm->cm_timestamp = time_uptime;
423 cm->cm_data = (void *)ccb->csio.data_ptr;
424 cm->cm_datalen = ccb->csio.dxfer_len;
426 fib->Header.Size = sizeof(struct aac_fib_header);
427 fib->Header.XferState =
428 AAC_FIBSTATE_HOSTOWNED |
429 AAC_FIBSTATE_INITIALISED |
431 AAC_FIBSTATE_FROMHOST |
432 AAC_FIBSTATE_REXPECTED |
435 AAC_FIBSTATE_FAST_RESPONSE;
437 if (sc->flags & AAC_FLAGS_NEW_COMM_TYPE2) {
438 struct aac_raw_io2 *raw;
439 raw = (struct aac_raw_io2 *)&fib->data[0];
440 bzero(raw, sizeof(struct aac_raw_io2));
441 fib->Header.Command = RawIo2;
442 raw->strtBlkLow = (u_int32_t)blockno;
443 raw->strtBlkHigh = (u_int32_t)(blockno >> 32);
444 raw->byteCnt = cm->cm_datalen;
445 raw->ldNum = ccb->ccb_h.target_id;
446 fib->Header.Size += sizeof(struct aac_raw_io2);
447 cm->cm_sgtable = (struct aac_sg_table *)raw->sge;
448 if (cm->cm_flags & AAC_CMD_DATAIN)
449 raw->flags = RIO2_IO_TYPE_READ | RIO2_SG_FORMAT_IEEE1212;
451 raw->flags = RIO2_IO_TYPE_WRITE | RIO2_SG_FORMAT_IEEE1212;
452 } else if (sc->flags & AAC_FLAGS_RAW_IO) {
453 struct aac_raw_io *raw;
454 raw = (struct aac_raw_io *)&fib->data[0];
455 bzero(raw, sizeof(struct aac_raw_io));
456 fib->Header.Command = RawIo;
457 raw->BlockNumber = blockno;
458 raw->ByteCount = cm->cm_datalen;
459 raw->ContainerId = ccb->ccb_h.target_id;
460 fib->Header.Size += sizeof(struct aac_raw_io);
461 cm->cm_sgtable = (struct aac_sg_table *)
463 if (cm->cm_flags & AAC_CMD_DATAIN)
465 } else if ((sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
466 fib->Header.Command = ContainerCommand;
467 if (cm->cm_flags & AAC_CMD_DATAIN) {
468 struct aac_blockread *br;
469 br = (struct aac_blockread *)&fib->data[0];
470 br->Command = VM_CtBlockRead;
471 br->ContainerId = ccb->ccb_h.target_id;
472 br->BlockNumber = blockno;
473 br->ByteCount = cm->cm_datalen;
474 fib->Header.Size += sizeof(struct aac_blockread);
475 cm->cm_sgtable = &br->SgMap;
477 struct aac_blockwrite *bw;
478 bw = (struct aac_blockwrite *)&fib->data[0];
479 bw->Command = VM_CtBlockWrite;
480 bw->ContainerId = ccb->ccb_h.target_id;
481 bw->BlockNumber = blockno;
482 bw->ByteCount = cm->cm_datalen;
483 bw->Stable = CUNSTABLE;
484 fib->Header.Size += sizeof(struct aac_blockwrite);
485 cm->cm_sgtable = &bw->SgMap;
488 fib->Header.Command = ContainerCommand64;
489 if (cm->cm_flags & AAC_CMD_DATAIN) {
490 struct aac_blockread64 *br;
491 br = (struct aac_blockread64 *)&fib->data[0];
492 br->Command = VM_CtHostRead64;
493 br->ContainerId = ccb->ccb_h.target_id;
494 br->SectorCount = cm->cm_datalen/AAC_BLOCK_SIZE;
495 br->BlockNumber = blockno;
498 fib->Header.Size += sizeof(struct aac_blockread64);
499 cm->cm_sgtable = (struct aac_sg_table *)&br->SgMap64;
501 struct aac_blockwrite64 *bw;
502 bw = (struct aac_blockwrite64 *)&fib->data[0];
503 bw->Command = VM_CtHostWrite64;
504 bw->ContainerId = ccb->ccb_h.target_id;
505 bw->SectorCount = cm->cm_datalen/AAC_BLOCK_SIZE;
506 bw->BlockNumber = blockno;
509 fib->Header.Size += sizeof(struct aac_blockwrite64);
510 cm->cm_sgtable = (struct aac_sg_table *)&bw->SgMap64;
513 aac_enqueue_ready(cm);
514 aacraid_startio(cm->cm_sc);
518 aac_container_special_command(struct cam_sim *sim, union ccb *ccb,
521 struct aac_cam *camsc;
522 struct aac_softc *sc;
523 struct aac_container *co;
525 camsc = (struct aac_cam *)cam_sim_softc(sim);
526 sc = camsc->inf->aac_sc;
527 mtx_assert(&sc->aac_io_lock, MA_OWNED);
529 TAILQ_FOREACH(co, &sc->aac_container_tqh, co_link) {
530 fwprintf(sc, HBA_FLAGS_DBG_ERROR_B, "found container %d search for %d", co->co_mntobj.ObjectId, ccb->ccb_h.target_id);
531 if (co->co_mntobj.ObjectId == ccb->ccb_h.target_id)
534 if (co == NULL || ccb->ccb_h.target_lun != 0) {
535 fwprintf(sc, HBA_FLAGS_DBG_ERROR_B,
536 "Container not present: cmd 0x%x id %d lun %d len %d",
537 *cmdp, ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
538 ccb->csio.dxfer_len);
539 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
544 if (ccb->csio.dxfer_len)
545 bzero(ccb->csio.data_ptr, ccb->csio.dxfer_len);
550 struct scsi_inquiry *inq = (struct scsi_inquiry *)cmdp;
552 fwprintf(sc, HBA_FLAGS_DBG_COMM_B,
553 "Container INQUIRY id %d lun %d len %d VPD 0x%x Page 0x%x",
554 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
555 ccb->csio.dxfer_len, inq->byte2, inq->page_code);
556 if (!(inq->byte2 & SI_EVPD)) {
557 struct scsi_inquiry_data *p =
558 (struct scsi_inquiry_data *)ccb->csio.data_ptr;
559 if (inq->page_code != 0) {
560 aac_set_scsi_error(sc, ccb,
561 SCSI_STATUS_CHECK_COND,
562 SSD_KEY_ILLEGAL_REQUEST, 0x24, 0x00);
566 p->device = T_DIRECT;
567 p->version = SCSI_REV_SPC2;
568 p->response_format = 2;
569 if (ccb->csio.dxfer_len >= 36) {
570 p->additional_length = 31;
571 p->flags = SID_WBus16|SID_Sync|SID_CmdQue;
572 /* OEM Vendor defines */
573 strcpy(p->vendor,"Adaptec ");
574 strcpy(p->product,"Array ");
575 strcpy(p->revision,"V1.0");
578 if (inq->page_code == SVPD_SUPPORTED_PAGE_LIST) {
579 struct scsi_vpd_supported_page_list *p =
580 (struct scsi_vpd_supported_page_list *)
582 p->device = T_DIRECT;
583 p->page_code = SVPD_SUPPORTED_PAGE_LIST;
585 p->list[0] = SVPD_SUPPORTED_PAGE_LIST;
586 p->list[1] = SVPD_UNIT_SERIAL_NUMBER;
587 } else if (inq->page_code == SVPD_UNIT_SERIAL_NUMBER) {
588 struct scsi_vpd_unit_serial_number *p =
589 (struct scsi_vpd_unit_serial_number *)
591 p->device = T_DIRECT;
592 p->page_code = SVPD_UNIT_SERIAL_NUMBER;
593 p->length = sprintf((char *)p->serial_num,
594 "%08X%02X", co->co_uid,
595 ccb->ccb_h.target_id);
597 aac_set_scsi_error(sc, ccb,
598 SCSI_STATUS_CHECK_COND,
599 SSD_KEY_ILLEGAL_REQUEST, 0x24, 0x00);
604 ccb->ccb_h.status = CAM_REQ_CMP;
609 fwprintf(sc, HBA_FLAGS_DBG_COMM_B,
610 "Container REPORT_LUNS id %d lun %d len %d",
611 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
612 ccb->csio.dxfer_len);
613 ccb->ccb_h.status = CAM_REQ_CMP;
618 struct scsi_start_stop_unit *ss =
619 (struct scsi_start_stop_unit *)cmdp;
620 fwprintf(sc, HBA_FLAGS_DBG_COMM_B,
621 "Container START_STOP id %d lun %d len %d",
622 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
623 ccb->csio.dxfer_len);
624 if (sc->aac_support_opt2 & AAC_SUPPORTED_POWER_MANAGEMENT) {
625 struct aac_command *cm;
627 struct aac_cnt_config *ccfg;
629 if (aacraid_alloc_command(sc, &cm)) {
630 struct aac_event *event;
632 xpt_freeze_simq(sim, 1);
633 ccb->ccb_h.status = CAM_RESRC_UNAVAIL;
634 ccb->ccb_h.sim_priv.entries[0].ptr = camsc;
635 event = malloc(sizeof(struct aac_event), M_AACRAIDCAM,
638 device_printf(sc->aac_dev,
639 "Warning, out of memory for event\n");
642 event->ev_callback = aac_cam_event;
644 event->ev_type = AAC_EVENT_CMFREE;
645 aacraid_add_event(sc, event);
650 cm->cm_timestamp = time_uptime;
654 sizeof(struct aac_fib_header) + sizeof(struct aac_cnt_config);
655 fib->Header.XferState =
656 AAC_FIBSTATE_HOSTOWNED |
657 AAC_FIBSTATE_INITIALISED |
659 AAC_FIBSTATE_FROMHOST |
660 AAC_FIBSTATE_REXPECTED |
663 AAC_FIBSTATE_FAST_RESPONSE;
664 fib->Header.Command = ContainerCommand;
667 ccfg = (struct aac_cnt_config *)&fib->data[0];
668 bzero(ccfg, sizeof (*ccfg) - CT_PACKET_SIZE);
669 ccfg->Command = VM_ContainerConfig;
670 ccfg->CTCommand.command = CT_PM_DRIVER_SUPPORT;
671 ccfg->CTCommand.param[0] = (ss->how & SSS_START ?
672 AAC_PM_DRIVERSUP_START_UNIT :
673 AAC_PM_DRIVERSUP_STOP_UNIT);
674 ccfg->CTCommand.param[1] = co->co_mntobj.ObjectId;
675 ccfg->CTCommand.param[2] = 0; /* 1 - immediate */
677 if (aacraid_wait_command(cm) != 0 ||
678 *(u_int32_t *)&fib->data[0] != 0) {
679 printf("Power Management: Error start/stop container %d\n",
680 co->co_mntobj.ObjectId);
682 aacraid_release_command(cm);
684 ccb->ccb_h.status = CAM_REQ_CMP;
688 case TEST_UNIT_READY:
689 fwprintf(sc, HBA_FLAGS_DBG_COMM_B,
690 "Container TEST_UNIT_READY id %d lun %d len %d",
691 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
692 ccb->csio.dxfer_len);
693 ccb->ccb_h.status = CAM_REQ_CMP;
697 fwprintf(sc, HBA_FLAGS_DBG_COMM_B,
698 "Container REQUEST_SENSE id %d lun %d len %d",
699 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
700 ccb->csio.dxfer_len);
701 ccb->ccb_h.status = CAM_REQ_CMP;
706 struct scsi_read_capacity_data *p =
707 (struct scsi_read_capacity_data *)ccb->csio.data_ptr;
708 fwprintf(sc, HBA_FLAGS_DBG_COMM_B,
709 "Container READ_CAPACITY id %d lun %d len %d",
710 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
711 ccb->csio.dxfer_len);
712 scsi_ulto4b(co->co_mntobj.ObjExtension.BlockSize, p->length);
713 /* check if greater than 2TB */
714 if (co->co_mntobj.CapacityHigh) {
715 if (sc->flags & AAC_FLAGS_LBA_64BIT)
716 scsi_ulto4b(0xffffffff, p->addr);
718 scsi_ulto4b(co->co_mntobj.Capacity-1, p->addr);
720 ccb->ccb_h.status = CAM_REQ_CMP;
724 case SERVICE_ACTION_IN:
726 struct scsi_read_capacity_data_long *p =
727 (struct scsi_read_capacity_data_long *)
729 fwprintf(sc, HBA_FLAGS_DBG_COMM_B,
730 "Container SERVICE_ACTION_IN id %d lun %d len %d",
731 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
732 ccb->csio.dxfer_len);
733 if (((struct scsi_read_capacity_16 *)cmdp)->service_action !=
734 SRC16_SERVICE_ACTION) {
735 aac_set_scsi_error(sc, ccb, SCSI_STATUS_CHECK_COND,
736 SSD_KEY_ILLEGAL_REQUEST, 0x24, 0x00);
740 scsi_ulto4b(co->co_mntobj.ObjExtension.BlockSize, p->length);
741 scsi_ulto4b(co->co_mntobj.CapacityHigh, p->addr);
742 scsi_ulto4b(co->co_mntobj.Capacity-1, &p->addr[4]);
743 ccb->ccb_h.status = CAM_REQ_CMP;
749 struct scsi_mode_sense_6 *msp =(struct scsi_mode_sense_6 *)cmdp;
751 struct scsi_mode_hdr_6 hd;
752 struct scsi_mode_block_descr bd;
754 } *p = (struct ms6_data *)ccb->csio.data_ptr;
756 int return_all_pages = FALSE;
758 fwprintf(sc, HBA_FLAGS_DBG_COMM_B,
759 "Container MODE_SENSE id %d lun %d len %d page %d",
760 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
761 ccb->csio.dxfer_len, msp->page);
762 p->hd.datalen = sizeof(struct scsi_mode_hdr_6) - 1;
763 if (co->co_mntobj.ContentState & AAC_FSCS_READONLY)
764 p->hd.dev_specific = 0x80; /* WP */
765 p->hd.dev_specific |= 0x10; /* DPOFUA */
766 if (msp->byte2 & SMS_DBD) {
767 p->hd.block_descr_len = 0;
769 p->hd.block_descr_len =
770 sizeof(struct scsi_mode_block_descr);
771 p->hd.datalen += p->hd.block_descr_len;
772 scsi_ulto3b(co->co_mntobj.ObjExtension.BlockSize, p->bd.block_len);
773 if (co->co_mntobj.Capacity > 0xffffff ||
774 co->co_mntobj.CapacityHigh) {
775 p->bd.num_blocks[0] = 0xff;
776 p->bd.num_blocks[1] = 0xff;
777 p->bd.num_blocks[2] = 0xff;
779 p->bd.num_blocks[0] = (u_int8_t)
780 (co->co_mntobj.Capacity >> 16);
781 p->bd.num_blocks[1] = (u_int8_t)
782 (co->co_mntobj.Capacity >> 8);
783 p->bd.num_blocks[2] = (u_int8_t)
784 (co->co_mntobj.Capacity);
788 switch (msp->page & SMS_PAGE_CODE) {
789 case SMS_ALL_PAGES_PAGE:
790 return_all_pages = TRUE;
791 case SMS_CONTROL_MODE_PAGE:
793 struct scsi_control_page *cp =
794 (struct scsi_control_page *)pagep;
796 if (ccb->csio.dxfer_len <= p->hd.datalen + 8) {
797 aac_set_scsi_error(sc, ccb,
798 SCSI_STATUS_CHECK_COND,
799 SSD_KEY_ILLEGAL_REQUEST, 0x24, 0x00);
803 cp->page_code = SMS_CONTROL_MODE_PAGE;
807 if (!return_all_pages)
810 case SMS_VENDOR_SPECIFIC_PAGE:
813 aac_set_scsi_error(sc, ccb, SCSI_STATUS_CHECK_COND,
814 SSD_KEY_ILLEGAL_REQUEST, 0x24, 0x00);
818 ccb->ccb_h.status = CAM_REQ_CMP;
822 case SYNCHRONIZE_CACHE:
823 fwprintf(sc, HBA_FLAGS_DBG_COMM_B,
824 "Container SYNCHRONIZE_CACHE id %d lun %d len %d",
825 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
826 ccb->csio.dxfer_len);
827 ccb->ccb_h.status = CAM_REQ_CMP;
831 fwprintf(sc, HBA_FLAGS_DBG_ERROR_B,
832 "Container unsupp. cmd 0x%x id %d lun %d len %d",
833 *cmdp, ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
834 ccb->csio.dxfer_len);
835 ccb->ccb_h.status = CAM_REQ_CMP; /*CAM_REQ_INVALID*/
842 aac_passthrough_command(struct cam_sim *sim, union ccb *ccb)
844 struct aac_cam *camsc;
845 struct aac_softc *sc;
846 struct aac_command *cm;
850 camsc = (struct aac_cam *)cam_sim_softc(sim);
851 sc = camsc->inf->aac_sc;
852 mtx_assert(&sc->aac_io_lock, MA_OWNED);
854 if (aacraid_alloc_command(sc, &cm)) {
855 struct aac_event *event;
857 xpt_freeze_simq(sim, 1);
858 ccb->ccb_h.status = CAM_RESRC_UNAVAIL;
859 ccb->ccb_h.sim_priv.entries[0].ptr = camsc;
860 event = malloc(sizeof(struct aac_event), M_AACRAIDCAM,
863 device_printf(sc->aac_dev,
864 "Warning, out of memory for event\n");
867 event->ev_callback = aac_cam_event;
869 event->ev_type = AAC_EVENT_CMFREE;
870 aacraid_add_event(sc, event);
875 switch (ccb->ccb_h.flags & CAM_DIR_MASK) {
877 cm->cm_flags |= AAC_CMD_DATAIN;
880 cm->cm_flags |= AAC_CMD_DATAOUT;
885 cm->cm_flags |= AAC_CMD_DATAIN | AAC_CMD_DATAOUT;
889 srb = (struct aac_srb *)&fib->data[0];
890 srb->function = AAC_SRB_FUNC_EXECUTE_SCSI;
891 if (cm->cm_flags & (AAC_CMD_DATAIN|AAC_CMD_DATAOUT))
892 srb->flags = AAC_SRB_FLAGS_UNSPECIFIED_DIRECTION;
893 if (cm->cm_flags & AAC_CMD_DATAIN)
894 srb->flags = AAC_SRB_FLAGS_DATA_IN;
895 else if (cm->cm_flags & AAC_CMD_DATAOUT)
896 srb->flags = AAC_SRB_FLAGS_DATA_OUT;
898 srb->flags = AAC_SRB_FLAGS_NO_DATA_XFER;
901 * Copy the CDB into the SRB. It's only 6-16 bytes,
902 * so a copy is not too expensive.
904 srb->cdb_len = ccb->csio.cdb_len;
905 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
906 bcopy(ccb->csio.cdb_io.cdb_ptr, (u_int8_t *)&srb->cdb[0],
909 bcopy(ccb->csio.cdb_io.cdb_bytes, (u_int8_t *)&srb->cdb[0],
913 fib->Header.Command = (sc->flags & AAC_FLAGS_SG_64BIT) ?
914 ScsiPortCommandU64 : ScsiPortCommand;
915 fib->Header.Size = sizeof(struct aac_fib_header) +
916 sizeof(struct aac_srb);
918 /* Map the s/g list */
919 cm->cm_sgtable = &srb->sg_map;
920 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
922 * Arrange things so that the S/G
923 * map will get set up automagically
925 cm->cm_data = (void *)ccb->csio.data_ptr;
926 cm->cm_datalen = ccb->csio.dxfer_len;
927 srb->data_len = ccb->csio.dxfer_len;
934 srb->bus = camsc->inf->BusNumber - 1; /* Bus no. rel. to the card */
935 srb->target = ccb->ccb_h.target_id;
936 srb->lun = ccb->ccb_h.target_lun;
937 srb->timeout = ccb->ccb_h.timeout; /* XXX */
938 srb->retry_limit = 0;
940 cm->cm_complete = aac_cam_complete;
942 cm->cm_timestamp = time_uptime;
944 fib->Header.XferState =
945 AAC_FIBSTATE_HOSTOWNED |
946 AAC_FIBSTATE_INITIALISED |
947 AAC_FIBSTATE_FROMHOST |
948 AAC_FIBSTATE_REXPECTED |
951 AAC_FIBSTATE_FAST_RESPONSE;
953 aac_enqueue_ready(cm);
954 aacraid_startio(cm->cm_sc);
958 aac_cam_action(struct cam_sim *sim, union ccb *ccb)
960 struct aac_cam *camsc;
961 struct aac_softc *sc;
963 camsc = (struct aac_cam *)cam_sim_softc(sim);
964 sc = camsc->inf->aac_sc;
965 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
966 mtx_assert(&sc->aac_io_lock, MA_OWNED);
968 /* Synchronous ops, and ops that don't require communication with the
970 switch(ccb->ccb_h.func_code) {
972 /* This is handled down below */
974 case XPT_CALC_GEOMETRY:
976 struct ccb_calc_geometry *ccg;
978 u_int32_t secs_per_cylinder;
981 size_mb = ccg->volume_size /
982 ((1024L * 1024L) / ccg->block_size);
983 if (size_mb >= (2 * 1024)) { /* 2GB */
985 ccg->secs_per_track = 63;
986 } else if (size_mb >= (1 * 1024)) { /* 1GB */
988 ccg->secs_per_track = 32;
991 ccg->secs_per_track = 32;
993 secs_per_cylinder = ccg->heads * ccg->secs_per_track;
994 ccg->cylinders = ccg->volume_size / secs_per_cylinder;
996 ccb->ccb_h.status = CAM_REQ_CMP;
1002 struct ccb_pathinq *cpi = &ccb->cpi;
1004 cpi->version_num = 1;
1005 cpi->target_sprt = 0;
1006 cpi->hba_eng_cnt = 0;
1007 cpi->max_target = camsc->inf->TargetsPerBus;
1008 cpi->max_lun = 8; /* Per the controller spec */
1009 cpi->initiator_id = camsc->inf->InitiatorBusId;
1010 cpi->bus_id = camsc->inf->BusNumber;
1011 #if __FreeBSD_version >= 800000
1012 cpi->maxio = sc->aac_max_sectors << 9;
1016 * Resetting via the passthrough or parallel bus scan
1019 cpi->hba_misc = PIM_NOBUSRESET;
1020 cpi->hba_inquiry = PI_TAG_ABLE;
1021 cpi->base_transfer_speed = 300000;
1022 #ifdef CAM_NEW_TRAN_CODE
1023 cpi->hba_misc |= PIM_SEQSCAN;
1024 cpi->protocol = PROTO_SCSI;
1025 cpi->transport = XPORT_SAS;
1026 cpi->transport_version = 0;
1027 cpi->protocol_version = SCSI_REV_SPC2;
1029 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
1030 strncpy(cpi->hba_vid, "PMC-Sierra", HBA_IDLEN);
1031 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
1032 cpi->unit_number = cam_sim_unit(sim);
1033 ccb->ccb_h.status = CAM_REQ_CMP;
1037 case XPT_GET_TRAN_SETTINGS:
1039 #ifdef CAM_NEW_TRAN_CODE
1040 struct ccb_trans_settings_scsi *scsi =
1041 &ccb->cts.proto_specific.scsi;
1042 struct ccb_trans_settings_spi *spi =
1043 &ccb->cts.xport_specific.spi;
1044 ccb->cts.protocol = PROTO_SCSI;
1045 ccb->cts.protocol_version = SCSI_REV_SPC2;
1046 ccb->cts.transport = XPORT_SAS;
1047 ccb->cts.transport_version = 0;
1048 scsi->valid = CTS_SCSI_VALID_TQ;
1049 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
1050 spi->valid |= CTS_SPI_VALID_DISC;
1051 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
1053 ccb->cts.flags = ~(CCB_TRANS_DISC_ENB | CCB_TRANS_TAG_ENB);
1054 ccb->cts.valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID;
1056 ccb->ccb_h.status = CAM_REQ_CMP;
1060 case XPT_SET_TRAN_SETTINGS:
1061 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
1065 if (!(sc->flags & AAC_FLAGS_CAM_NORESET) &&
1066 camsc->inf->BusType != CONTAINER_BUS) {
1067 ccb->ccb_h.status = aac_cam_reset_bus(sim, ccb);
1069 ccb->ccb_h.status = CAM_REQ_CMP;
1074 ccb->ccb_h.status = CAM_REQ_CMP;
1078 ccb->ccb_h.status = aac_cam_abort_ccb(sim, ccb);
1082 ccb->ccb_h.status = aac_cam_term_io(sim, ccb);
1086 device_printf(sc->aac_dev, "Unsupported command 0x%x\n",
1087 ccb->ccb_h.func_code);
1088 ccb->ccb_h.status = CAM_PROVIDE_FAIL;
1093 /* Async ops that require communcation with the controller */
1094 if (camsc->inf->BusType == CONTAINER_BUS) {
1097 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
1098 cmdp = ccb->csio.cdb_io.cdb_ptr;
1100 cmdp = &ccb->csio.cdb_io.cdb_bytes[0];
1102 if (*cmdp==READ_6 || *cmdp==WRITE_6 || *cmdp==READ_10 ||
1103 *cmdp==WRITE_10 || *cmdp==READ_12 || *cmdp==WRITE_12 ||
1104 *cmdp==READ_16 || *cmdp==WRITE_16)
1105 aac_container_rw_command(sim, ccb, cmdp);
1107 aac_container_special_command(sim, ccb, cmdp);
1109 aac_passthrough_command(sim, ccb);
1114 aac_cam_poll(struct cam_sim *sim)
1117 * Pinging the interrupt routine isn't very safe, nor is it
1118 * really necessary. Do nothing.
1123 aac_container_complete(struct aac_command *cm)
1125 struct aac_softc *sc;
1130 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1132 status = ((u_int32_t *)cm->cm_fib->data)[0];
1134 if (cm->cm_flags & AAC_CMD_RESET) {
1135 ccb->ccb_h.status = CAM_SCSI_BUS_RESET;
1136 } else if (status == ST_OK) {
1137 ccb->ccb_h.status = CAM_REQ_CMP;
1138 } else if (status == ST_NOT_READY) {
1139 ccb->ccb_h.status = CAM_BUSY;
1141 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1144 aacraid_release_command(cm);
1149 aac_cam_complete(struct aac_command *cm)
1152 struct aac_srb_response *srbr;
1153 struct aac_softc *sc;
1156 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1158 srbr = (struct aac_srb_response *)&cm->cm_fib->data[0];
1160 if (cm->cm_flags & AAC_CMD_FASTRESP) {
1162 srbr->srb_status = CAM_REQ_CMP;
1163 srbr->scsi_status = SCSI_STATUS_OK;
1164 srbr->sense_len = 0;
1167 if (cm->cm_flags & AAC_CMD_RESET) {
1168 ccb->ccb_h.status = CAM_SCSI_BUS_RESET;
1169 } else if (srbr->fib_status != 0) {
1170 device_printf(sc->aac_dev, "Passthru FIB failed!\n");
1171 ccb->ccb_h.status = CAM_REQ_ABORTED;
1174 * The SRB error codes just happen to match the CAM error
1175 * codes. How convienient!
1177 ccb->ccb_h.status = srbr->srb_status;
1179 /* Take care of SCSI_IO ops. */
1180 if (ccb->ccb_h.func_code == XPT_SCSI_IO) {
1181 u_int8_t command, device;
1183 ccb->csio.scsi_status = srbr->scsi_status;
1185 /* Take care of autosense */
1186 if (srbr->sense_len) {
1187 int sense_len, scsi_sense_len;
1189 scsi_sense_len = sizeof(struct scsi_sense_data);
1190 bzero(&ccb->csio.sense_data, scsi_sense_len);
1191 sense_len = (srbr->sense_len >
1192 scsi_sense_len) ? scsi_sense_len :
1194 bcopy(&srbr->sense[0], &ccb->csio.sense_data,
1196 ccb->csio.sense_len = sense_len;
1197 ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
1198 // scsi_sense_print(&ccb->csio);
1201 /* If this is an inquiry command, fake things out */
1202 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
1203 command = ccb->csio.cdb_io.cdb_ptr[0];
1205 command = ccb->csio.cdb_io.cdb_bytes[0];
1207 if (command == INQUIRY) {
1208 if (ccb->ccb_h.status == CAM_REQ_CMP) {
1209 device = ccb->csio.data_ptr[0] & 0x1f;
1211 * We want DASD and PROC devices to only be
1212 * visible through the pass device.
1214 if ((device == T_DIRECT &&
1215 !(sc->aac_feature_bits & AAC_SUPPL_SUPPORTED_JBOD)) ||
1216 (device == T_PROCESSOR) ||
1217 (sc->flags & AAC_FLAGS_CAM_PASSONLY))
1218 ccb->csio.data_ptr[0] =
1219 ((device & 0xe0) | T_NODEVICE);
1221 } else if (ccb->ccb_h.status == CAM_SEL_TIMEOUT &&
1222 ccb->ccb_h.target_lun != 0) {
1223 /* fix for INQUIRYs on Lun>0 */
1224 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
1230 aacraid_release_command(cm);
1235 aac_cam_reset_bus(struct cam_sim *sim, union ccb *ccb)
1237 struct aac_command *cm;
1238 struct aac_fib *fib;
1239 struct aac_softc *sc;
1240 struct aac_cam *camsc;
1241 struct aac_vmioctl *vmi;
1242 struct aac_resetbus *rbc;
1245 camsc = (struct aac_cam *)cam_sim_softc(sim);
1246 sc = camsc->inf->aac_sc;
1249 printf("aac: Null sc?\n");
1250 return (CAM_REQ_ABORTED);
1253 if (aacraid_alloc_command(sc, &cm)) {
1254 struct aac_event *event;
1256 xpt_freeze_simq(sim, 1);
1257 ccb->ccb_h.status = CAM_RESRC_UNAVAIL;
1258 ccb->ccb_h.sim_priv.entries[0].ptr = camsc;
1259 event = malloc(sizeof(struct aac_event), M_AACRAIDCAM,
1261 if (event == NULL) {
1262 device_printf(sc->aac_dev,
1263 "Warning, out of memory for event\n");
1264 return (CAM_REQ_ABORTED);
1266 event->ev_callback = aac_cam_event;
1267 event->ev_arg = ccb;
1268 event->ev_type = AAC_EVENT_CMFREE;
1269 aacraid_add_event(sc, event);
1270 return (CAM_REQ_ABORTED);
1274 cm->cm_timestamp = time_uptime;
1278 sizeof(struct aac_fib_header) + sizeof(struct aac_vmioctl);
1279 fib->Header.XferState =
1280 AAC_FIBSTATE_HOSTOWNED |
1281 AAC_FIBSTATE_INITIALISED |
1282 AAC_FIBSTATE_EMPTY |
1283 AAC_FIBSTATE_FROMHOST |
1284 AAC_FIBSTATE_REXPECTED |
1286 AAC_FIBSTATE_ASYNC |
1287 AAC_FIBSTATE_FAST_RESPONSE;
1288 fib->Header.Command = ContainerCommand;
1290 vmi = (struct aac_vmioctl *)&fib->data[0];
1291 bzero(vmi, sizeof(struct aac_vmioctl));
1293 vmi->Command = VM_Ioctl;
1294 vmi->ObjType = FT_DRIVE;
1295 vmi->MethId = sc->scsi_method_id;
1297 vmi->IoctlCmd = ResetBus;
1299 rbc = (struct aac_resetbus *)&vmi->IoctlBuf[0];
1300 rbc->BusNumber = camsc->inf->BusNumber - 1;
1302 if (aacraid_wait_command(cm) != 0) {
1303 device_printf(sc->aac_dev,"Error sending ResetBus command\n");
1304 rval = CAM_REQ_ABORTED;
1308 aacraid_release_command(cm);
1313 aac_cam_abort_ccb(struct cam_sim *sim, union ccb *ccb)
1315 return (CAM_UA_ABORT);
1319 aac_cam_term_io(struct cam_sim *sim, union ccb *ccb)
1321 return (CAM_UA_TERMIO);
1325 aac_load_map_command_sg(struct aac_softc *sc, struct aac_command *cm)
1329 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1330 error = bus_dmamap_load(sc->aac_buffer_dmat,
1331 cm->cm_datamap, cm->cm_data, cm->cm_datalen,
1332 aacraid_map_command_sg, cm, 0);
1333 if (error == EINPROGRESS) {
1334 fwprintf(sc, HBA_FLAGS_DBG_INIT_B, "freezing queue\n");
1335 sc->flags |= AAC_QUEUE_FRZN;
1337 } else if (error != 0) {
1338 panic("aac_load_map_command_sg: unexpected error %d from "
1345 * Start as much queued I/O as possible on the controller
1348 aacraid_startio(struct aac_softc *sc)
1350 struct aac_command *cm;
1352 fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
1355 if (sc->aac_state & AAC_STATE_RESET) {
1356 fwprintf(sc, HBA_FLAGS_DBG_ERROR_B, "AAC_STATE_RESET");
1360 * This flag might be set if the card is out of resources.
1361 * Checking it here prevents an infinite loop of deferrals.
1363 if (sc->flags & AAC_QUEUE_FRZN) {
1364 fwprintf(sc, HBA_FLAGS_DBG_ERROR_B, "AAC_QUEUE_FRZN");
1369 * Try to get a command that's been put off for lack of
1372 if (sc->flags & AAC_FLAGS_SYNC_MODE) {
1373 /* sync. transfer mode */
1374 if (sc->aac_sync_cm)
1376 cm = aac_dequeue_ready(sc);
1377 sc->aac_sync_cm = cm;
1379 cm = aac_dequeue_ready(sc);
1382 /* nothing to do? */
1386 /* don't map more than once */
1387 if (cm->cm_flags & AAC_CMD_MAPPED)
1388 panic("aac: command %p already mapped", cm);
1391 * Set up the command to go to the controller. If there are no
1392 * data buffers associated with the command then it can bypass
1396 aac_load_map_command_sg(sc, cm);
1398 aacraid_map_command_sg(cm, NULL, 0, 0);