2 * Copyright (c) 2009 Yahoo! Inc.
3 * Copyright (c) 2011-2015 LSI Corp.
4 * Copyright (c) 2013-2016 Avago Technologies
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
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 AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * Avago Technologies (LSI) MPT-Fusion Host Adapter FreeBSD
32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
35 /* Communications core for Avago Technologies (LSI) MPT3 */
37 /* TODO Move headers to mprvar */
38 #include <sys/types.h>
39 #include <sys/param.h>
40 #include <sys/systm.h>
41 #include <sys/kernel.h>
42 #include <sys/selinfo.h>
43 #include <sys/module.h>
47 #include <sys/malloc.h>
49 #include <sys/sysctl.h>
50 #include <sys/endian.h>
51 #include <sys/queue.h>
52 #include <sys/kthread.h>
53 #include <sys/taskqueue.h>
56 #include <machine/bus.h>
57 #include <machine/resource.h>
60 #include <machine/stdarg.h>
63 #include <cam/cam_ccb.h>
64 #include <cam/cam_debug.h>
65 #include <cam/cam_sim.h>
66 #include <cam/cam_xpt_sim.h>
67 #include <cam/cam_xpt_periph.h>
68 #include <cam/cam_periph.h>
69 #include <cam/scsi/scsi_all.h>
70 #include <cam/scsi/scsi_message.h>
71 #if __FreeBSD_version >= 900026
72 #include <cam/scsi/smp_all.h>
75 #include <dev/nvme/nvme.h>
77 #include <dev/mpr/mpi/mpi2_type.h>
78 #include <dev/mpr/mpi/mpi2.h>
79 #include <dev/mpr/mpi/mpi2_ioc.h>
80 #include <dev/mpr/mpi/mpi2_sas.h>
81 #include <dev/mpr/mpi/mpi2_pci.h>
82 #include <dev/mpr/mpi/mpi2_cnfg.h>
83 #include <dev/mpr/mpi/mpi2_init.h>
84 #include <dev/mpr/mpi/mpi2_tool.h>
85 #include <dev/mpr/mpr_ioctl.h>
86 #include <dev/mpr/mprvar.h>
87 #include <dev/mpr/mpr_table.h>
88 #include <dev/mpr/mpr_sas.h>
90 #define MPRSAS_DISCOVERY_TIMEOUT 20
91 #define MPRSAS_MAX_DISCOVERY_TIMEOUTS 10 /* 200 seconds */
94 * static array to check SCSI OpCode for EEDP protection bits
96 #define PRO_R MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP
97 #define PRO_W MPI2_SCSIIO_EEDPFLAGS_INSERT_OP
98 #define PRO_V MPI2_SCSIIO_EEDPFLAGS_INSERT_OP
99 static uint8_t op_code_prot[256] = {
100 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
101 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
102 0, 0, 0, 0, 0, 0, 0, 0, PRO_R, 0, PRO_W, 0, 0, 0, PRO_W, PRO_V,
103 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
104 0, PRO_W, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
105 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
106 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
107 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
108 0, 0, 0, 0, 0, 0, 0, 0, PRO_R, 0, PRO_W, 0, 0, 0, PRO_W, PRO_V,
109 0, 0, 0, PRO_W, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
110 0, 0, 0, 0, 0, 0, 0, 0, PRO_R, 0, PRO_W, 0, 0, 0, PRO_W, PRO_V,
111 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
112 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
113 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
114 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
115 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
118 MALLOC_DEFINE(M_MPRSAS, "MPRSAS", "MPR SAS memory");
120 static void mprsas_remove_device(struct mpr_softc *, struct mpr_command *);
121 static void mprsas_remove_complete(struct mpr_softc *, struct mpr_command *);
122 static void mprsas_action(struct cam_sim *sim, union ccb *ccb);
123 static void mprsas_poll(struct cam_sim *sim);
124 static void mprsas_scsiio_timeout(void *data);
125 static void mprsas_abort_complete(struct mpr_softc *sc, struct mpr_command *cm);
126 static void mprsas_action_scsiio(struct mprsas_softc *, union ccb *);
127 static void mprsas_scsiio_complete(struct mpr_softc *, struct mpr_command *);
128 static void mprsas_action_resetdev(struct mprsas_softc *, union ccb *);
129 static void mprsas_resetdev_complete(struct mpr_softc *, struct mpr_command *);
130 static int mprsas_send_abort(struct mpr_softc *sc, struct mpr_command *tm,
131 struct mpr_command *cm);
132 static void mprsas_async(void *callback_arg, uint32_t code,
133 struct cam_path *path, void *arg);
134 #if (__FreeBSD_version < 901503) || \
135 ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000006))
136 static void mprsas_check_eedp(struct mpr_softc *sc, struct cam_path *path,
137 struct ccb_getdev *cgd);
138 static void mprsas_read_cap_done(struct cam_periph *periph,
139 union ccb *done_ccb);
141 static int mprsas_send_portenable(struct mpr_softc *sc);
142 static void mprsas_portenable_complete(struct mpr_softc *sc,
143 struct mpr_command *cm);
145 #if __FreeBSD_version >= 900026
146 static void mprsas_smpio_complete(struct mpr_softc *sc, struct mpr_command *cm);
147 static void mprsas_send_smpcmd(struct mprsas_softc *sassc, union ccb *ccb,
149 static void mprsas_action_smpio(struct mprsas_softc *sassc, union ccb *ccb);
150 #endif //FreeBSD_version >= 900026
152 struct mprsas_target *
153 mprsas_find_target_by_handle(struct mprsas_softc *sassc, int start,
156 struct mprsas_target *target;
159 for (i = start; i < sassc->maxtargets; i++) {
160 target = &sassc->targets[i];
161 if (target->handle == handle)
168 /* we need to freeze the simq during attach and diag reset, to avoid failing
169 * commands before device handles have been found by discovery. Since
170 * discovery involves reading config pages and possibly sending commands,
171 * discovery actions may continue even after we receive the end of discovery
172 * event, so refcount discovery actions instead of assuming we can unfreeze
173 * the simq when we get the event.
176 mprsas_startup_increment(struct mprsas_softc *sassc)
178 MPR_FUNCTRACE(sassc->sc);
180 if ((sassc->flags & MPRSAS_IN_STARTUP) != 0) {
181 if (sassc->startup_refcount++ == 0) {
182 /* just starting, freeze the simq */
183 mpr_dprint(sassc->sc, MPR_INIT,
184 "%s freezing simq\n", __func__);
185 #if (__FreeBSD_version >= 1000039) || \
186 ((__FreeBSD_version < 1000000) && (__FreeBSD_version >= 902502))
189 xpt_freeze_simq(sassc->sim, 1);
191 mpr_dprint(sassc->sc, MPR_INIT, "%s refcount %u\n", __func__,
192 sassc->startup_refcount);
197 mprsas_release_simq_reinit(struct mprsas_softc *sassc)
199 if (sassc->flags & MPRSAS_QUEUE_FROZEN) {
200 sassc->flags &= ~MPRSAS_QUEUE_FROZEN;
201 xpt_release_simq(sassc->sim, 1);
202 mpr_dprint(sassc->sc, MPR_INFO, "Unfreezing SIM queue\n");
207 mprsas_startup_decrement(struct mprsas_softc *sassc)
209 MPR_FUNCTRACE(sassc->sc);
211 if ((sassc->flags & MPRSAS_IN_STARTUP) != 0) {
212 if (--sassc->startup_refcount == 0) {
213 /* finished all discovery-related actions, release
214 * the simq and rescan for the latest topology.
216 mpr_dprint(sassc->sc, MPR_INIT,
217 "%s releasing simq\n", __func__);
218 sassc->flags &= ~MPRSAS_IN_STARTUP;
219 xpt_release_simq(sassc->sim, 1);
220 #if (__FreeBSD_version >= 1000039) || \
221 ((__FreeBSD_version < 1000000) && (__FreeBSD_version >= 902502))
224 mprsas_rescan_target(sassc->sc, NULL);
227 mpr_dprint(sassc->sc, MPR_INIT, "%s refcount %u\n", __func__,
228 sassc->startup_refcount);
232 /* The firmware requires us to stop sending commands when we're doing task
233 * management, so refcount the TMs and keep the simq frozen when any are in
237 mprsas_alloc_tm(struct mpr_softc *sc)
239 struct mpr_command *tm;
242 tm = mpr_alloc_high_priority_command(sc);
247 mprsas_free_tm(struct mpr_softc *sc, struct mpr_command *tm)
249 int target_id = 0xFFFFFFFF;
256 * For TM's the devq is frozen for the device. Unfreeze it here and
257 * free the resources used for freezing the devq. Must clear the
258 * INRESET flag as well or scsi I/O will not work.
260 if (tm->cm_targ != NULL) {
261 tm->cm_targ->flags &= ~MPRSAS_TARGET_INRESET;
262 target_id = tm->cm_targ->tid;
265 mpr_dprint(sc, MPR_INFO, "Unfreezing devq for target ID %d\n",
267 xpt_release_devq(tm->cm_ccb->ccb_h.path, 1, TRUE);
268 xpt_free_path(tm->cm_ccb->ccb_h.path);
269 xpt_free_ccb(tm->cm_ccb);
272 mpr_free_high_priority_command(sc, tm);
276 mprsas_rescan_target(struct mpr_softc *sc, struct mprsas_target *targ)
278 struct mprsas_softc *sassc = sc->sassc;
280 target_id_t targetid;
284 pathid = cam_sim_path(sassc->sim);
286 targetid = CAM_TARGET_WILDCARD;
288 targetid = targ - sassc->targets;
291 * Allocate a CCB and schedule a rescan.
293 ccb = xpt_alloc_ccb_nowait();
295 mpr_dprint(sc, MPR_ERROR, "unable to alloc CCB for rescan\n");
299 if (xpt_create_path(&ccb->ccb_h.path, NULL, pathid, targetid,
300 CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
301 mpr_dprint(sc, MPR_ERROR, "unable to create path for rescan\n");
306 if (targetid == CAM_TARGET_WILDCARD)
307 ccb->ccb_h.func_code = XPT_SCAN_BUS;
309 ccb->ccb_h.func_code = XPT_SCAN_TGT;
311 mpr_dprint(sc, MPR_TRACE, "%s targetid %u\n", __func__, targetid);
316 mprsas_log_command(struct mpr_command *cm, u_int level, const char *fmt, ...)
326 /* No need to be in here if debugging isn't enabled */
327 if ((cm->cm_sc->mpr_debug & level) == 0)
330 sbuf_new(&sb, str, sizeof(str), 0);
334 if (cm->cm_ccb != NULL) {
335 xpt_path_string(cm->cm_ccb->csio.ccb_h.path, path_str,
337 sbuf_cat(&sb, path_str);
338 if (cm->cm_ccb->ccb_h.func_code == XPT_SCSI_IO) {
339 scsi_command_string(&cm->cm_ccb->csio, &sb);
340 sbuf_printf(&sb, "length %d ",
341 cm->cm_ccb->csio.dxfer_len);
344 sbuf_printf(&sb, "(noperiph:%s%d:%u:%u:%u): ",
345 cam_sim_name(cm->cm_sc->sassc->sim),
346 cam_sim_unit(cm->cm_sc->sassc->sim),
347 cam_sim_bus(cm->cm_sc->sassc->sim),
348 cm->cm_targ ? cm->cm_targ->tid : 0xFFFFFFFF,
352 sbuf_printf(&sb, "SMID %u ", cm->cm_desc.Default.SMID);
353 sbuf_vprintf(&sb, fmt, ap);
355 mpr_print_field(cm->cm_sc, "%s", sbuf_data(&sb));
361 mprsas_remove_volume(struct mpr_softc *sc, struct mpr_command *tm)
363 MPI2_SCSI_TASK_MANAGE_REPLY *reply;
364 struct mprsas_target *targ;
369 reply = (MPI2_SCSI_TASK_MANAGE_REPLY *)tm->cm_reply;
370 handle = (uint16_t)(uintptr_t)tm->cm_complete_data;
374 /* XXX retry the remove after the diag reset completes? */
375 mpr_dprint(sc, MPR_FAULT, "%s NULL reply resetting device "
376 "0x%04x\n", __func__, handle);
377 mprsas_free_tm(sc, tm);
381 if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) !=
382 MPI2_IOCSTATUS_SUCCESS) {
383 mpr_dprint(sc, MPR_ERROR, "IOCStatus = 0x%x while resetting "
384 "device 0x%x\n", le16toh(reply->IOCStatus), handle);
387 mpr_dprint(sc, MPR_XINFO, "Reset aborted %u commands\n",
388 le32toh(reply->TerminationCount));
389 mpr_free_reply(sc, tm->cm_reply_data);
390 tm->cm_reply = NULL; /* Ensures the reply won't get re-freed */
392 mpr_dprint(sc, MPR_XINFO, "clearing target %u handle 0x%04x\n",
396 * Don't clear target if remove fails because things will get confusing.
397 * Leave the devname and sasaddr intact so that we know to avoid reusing
398 * this target id if possible, and so we can assign the same target id
399 * to this device if it comes back in the future.
401 if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) ==
402 MPI2_IOCSTATUS_SUCCESS) {
405 targ->encl_handle = 0x0;
406 targ->encl_level_valid = 0x0;
407 targ->encl_level = 0x0;
408 targ->connector_name[0] = ' ';
409 targ->connector_name[1] = ' ';
410 targ->connector_name[2] = ' ';
411 targ->connector_name[3] = ' ';
412 targ->encl_slot = 0x0;
413 targ->exp_dev_handle = 0x0;
415 targ->linkrate = 0x0;
418 targ->scsi_req_desc_type = 0;
421 mprsas_free_tm(sc, tm);
426 * No Need to call "MPI2_SAS_OP_REMOVE_DEVICE" For Volume removal.
427 * Otherwise Volume Delete is same as Bare Drive Removal.
430 mprsas_prepare_volume_remove(struct mprsas_softc *sassc, uint16_t handle)
432 MPI2_SCSI_TASK_MANAGE_REQUEST *req;
433 struct mpr_softc *sc;
434 struct mpr_command *cm;
435 struct mprsas_target *targ = NULL;
437 MPR_FUNCTRACE(sassc->sc);
440 targ = mprsas_find_target_by_handle(sassc, 0, handle);
442 /* FIXME: what is the action? */
443 /* We don't know about this device? */
444 mpr_dprint(sc, MPR_ERROR,
445 "%s %d : invalid handle 0x%x \n", __func__,__LINE__, handle);
449 targ->flags |= MPRSAS_TARGET_INREMOVAL;
451 cm = mprsas_alloc_tm(sc);
453 mpr_dprint(sc, MPR_ERROR,
454 "%s: command alloc failure\n", __func__);
458 mprsas_rescan_target(sc, targ);
460 req = (MPI2_SCSI_TASK_MANAGE_REQUEST *)cm->cm_req;
461 req->DevHandle = targ->handle;
462 req->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
463 req->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
465 /* SAS Hard Link Reset / SATA Link Reset */
466 req->MsgFlags = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET;
470 cm->cm_desc.HighPriority.RequestFlags =
471 MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY;
472 cm->cm_complete = mprsas_remove_volume;
473 cm->cm_complete_data = (void *)(uintptr_t)handle;
475 mpr_dprint(sc, MPR_INFO, "%s: Sending reset for target ID %d\n",
476 __func__, targ->tid);
477 mprsas_prepare_for_tm(sc, cm, targ, CAM_LUN_WILDCARD);
479 mpr_map_command(sc, cm);
483 * The firmware performs debounce on the link to avoid transient link errors
484 * and false removals. When it does decide that link has been lost and a
485 * device needs to go away, it expects that the host will perform a target reset
486 * and then an op remove. The reset has the side-effect of aborting any
487 * outstanding requests for the device, which is required for the op-remove to
488 * succeed. It's not clear if the host should check for the device coming back
489 * alive after the reset.
492 mprsas_prepare_remove(struct mprsas_softc *sassc, uint16_t handle)
494 MPI2_SCSI_TASK_MANAGE_REQUEST *req;
495 struct mpr_softc *sc;
496 struct mpr_command *cm;
497 struct mprsas_target *targ = NULL;
499 MPR_FUNCTRACE(sassc->sc);
503 targ = mprsas_find_target_by_handle(sassc, 0, handle);
505 /* FIXME: what is the action? */
506 /* We don't know about this device? */
507 mpr_dprint(sc, MPR_ERROR, "%s : invalid handle 0x%x \n",
512 targ->flags |= MPRSAS_TARGET_INREMOVAL;
514 cm = mprsas_alloc_tm(sc);
516 mpr_dprint(sc, MPR_ERROR, "%s: command alloc failure\n",
521 mprsas_rescan_target(sc, targ);
523 req = (MPI2_SCSI_TASK_MANAGE_REQUEST *)cm->cm_req;
524 memset(req, 0, sizeof(*req));
525 req->DevHandle = htole16(targ->handle);
526 req->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
527 req->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
529 /* SAS Hard Link Reset / SATA Link Reset */
530 req->MsgFlags = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET;
534 cm->cm_desc.HighPriority.RequestFlags =
535 MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY;
536 cm->cm_complete = mprsas_remove_device;
537 cm->cm_complete_data = (void *)(uintptr_t)handle;
539 mpr_dprint(sc, MPR_INFO, "%s: Sending reset for target ID %d\n",
540 __func__, targ->tid);
541 mprsas_prepare_for_tm(sc, cm, targ, CAM_LUN_WILDCARD);
543 mpr_map_command(sc, cm);
547 mprsas_remove_device(struct mpr_softc *sc, struct mpr_command *tm)
549 MPI2_SCSI_TASK_MANAGE_REPLY *reply;
550 MPI2_SAS_IOUNIT_CONTROL_REQUEST *req;
551 struct mprsas_target *targ;
552 struct mpr_command *next_cm;
557 reply = (MPI2_SCSI_TASK_MANAGE_REPLY *)tm->cm_reply;
558 handle = (uint16_t)(uintptr_t)tm->cm_complete_data;
562 * Currently there should be no way we can hit this case. It only
563 * happens when we have a failure to allocate chain frames, and
564 * task management commands don't have S/G lists.
566 if ((tm->cm_flags & MPR_CM_FLAGS_ERROR_MASK) != 0) {
567 mpr_dprint(sc, MPR_ERROR, "%s: cm_flags = %#x for remove of "
568 "handle %#04x! This should not happen!\n", __func__,
569 tm->cm_flags, handle);
573 /* XXX retry the remove after the diag reset completes? */
574 mpr_dprint(sc, MPR_FAULT, "%s NULL reply resetting device "
575 "0x%04x\n", __func__, handle);
576 mprsas_free_tm(sc, tm);
580 if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) !=
581 MPI2_IOCSTATUS_SUCCESS) {
582 mpr_dprint(sc, MPR_ERROR, "IOCStatus = 0x%x while resetting "
583 "device 0x%x\n", le16toh(reply->IOCStatus), handle);
586 mpr_dprint(sc, MPR_XINFO, "Reset aborted %u commands\n",
587 le32toh(reply->TerminationCount));
588 mpr_free_reply(sc, tm->cm_reply_data);
589 tm->cm_reply = NULL; /* Ensures the reply won't get re-freed */
591 /* Reuse the existing command */
592 req = (MPI2_SAS_IOUNIT_CONTROL_REQUEST *)tm->cm_req;
593 memset(req, 0, sizeof(*req));
594 req->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL;
595 req->Operation = MPI2_SAS_OP_REMOVE_DEVICE;
596 req->DevHandle = htole16(handle);
598 tm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
599 tm->cm_complete = mprsas_remove_complete;
600 tm->cm_complete_data = (void *)(uintptr_t)handle;
602 mpr_map_command(sc, tm);
604 mpr_dprint(sc, MPR_INFO, "clearing target %u handle 0x%04x\n",
606 if (targ->encl_level_valid) {
607 mpr_dprint(sc, MPR_INFO, "At enclosure level %d, slot %d, "
608 "connector name (%4s)\n", targ->encl_level, targ->encl_slot,
609 targ->connector_name);
611 TAILQ_FOREACH_SAFE(tm, &targ->commands, cm_link, next_cm) {
614 mpr_dprint(sc, MPR_XINFO, "Completing missed command %p\n", tm);
615 ccb = tm->cm_complete_data;
616 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
617 mprsas_scsiio_complete(sc, tm);
622 mprsas_remove_complete(struct mpr_softc *sc, struct mpr_command *tm)
624 MPI2_SAS_IOUNIT_CONTROL_REPLY *reply;
626 struct mprsas_target *targ;
627 struct mprsas_lun *lun;
631 reply = (MPI2_SAS_IOUNIT_CONTROL_REPLY *)tm->cm_reply;
632 handle = (uint16_t)(uintptr_t)tm->cm_complete_data;
635 * Currently there should be no way we can hit this case. It only
636 * happens when we have a failure to allocate chain frames, and
637 * task management commands don't have S/G lists.
639 if ((tm->cm_flags & MPR_CM_FLAGS_ERROR_MASK) != 0) {
640 mpr_dprint(sc, MPR_XINFO, "%s: cm_flags = %#x for remove of "
641 "handle %#04x! This should not happen!\n", __func__,
642 tm->cm_flags, handle);
643 mprsas_free_tm(sc, tm);
648 /* most likely a chip reset */
649 mpr_dprint(sc, MPR_FAULT, "%s NULL reply removing device "
650 "0x%04x\n", __func__, handle);
651 mprsas_free_tm(sc, tm);
655 mpr_dprint(sc, MPR_XINFO, "%s on handle 0x%04x, IOCStatus= 0x%x\n",
656 __func__, handle, le16toh(reply->IOCStatus));
659 * Don't clear target if remove fails because things will get confusing.
660 * Leave the devname and sasaddr intact so that we know to avoid reusing
661 * this target id if possible, and so we can assign the same target id
662 * to this device if it comes back in the future.
664 if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) ==
665 MPI2_IOCSTATUS_SUCCESS) {
668 targ->encl_handle = 0x0;
669 targ->encl_level_valid = 0x0;
670 targ->encl_level = 0x0;
671 targ->connector_name[0] = ' ';
672 targ->connector_name[1] = ' ';
673 targ->connector_name[2] = ' ';
674 targ->connector_name[3] = ' ';
675 targ->encl_slot = 0x0;
676 targ->exp_dev_handle = 0x0;
678 targ->linkrate = 0x0;
681 targ->scsi_req_desc_type = 0;
683 while (!SLIST_EMPTY(&targ->luns)) {
684 lun = SLIST_FIRST(&targ->luns);
685 SLIST_REMOVE_HEAD(&targ->luns, lun_link);
690 mprsas_free_tm(sc, tm);
694 mprsas_register_events(struct mpr_softc *sc)
699 setbit(events, MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE);
700 setbit(events, MPI2_EVENT_SAS_DISCOVERY);
701 setbit(events, MPI2_EVENT_SAS_BROADCAST_PRIMITIVE);
702 setbit(events, MPI2_EVENT_SAS_INIT_DEVICE_STATUS_CHANGE);
703 setbit(events, MPI2_EVENT_SAS_INIT_TABLE_OVERFLOW);
704 setbit(events, MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST);
705 setbit(events, MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE);
706 setbit(events, MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST);
707 setbit(events, MPI2_EVENT_IR_VOLUME);
708 setbit(events, MPI2_EVENT_IR_PHYSICAL_DISK);
709 setbit(events, MPI2_EVENT_IR_OPERATION_STATUS);
710 setbit(events, MPI2_EVENT_TEMP_THRESHOLD);
711 if (sc->facts->MsgVersion >= MPI2_VERSION_02_06) {
712 setbit(events, MPI2_EVENT_ACTIVE_CABLE_EXCEPTION);
713 if (sc->mpr_flags & MPR_FLAGS_GEN35_IOC) {
714 setbit(events, MPI2_EVENT_PCIE_DEVICE_STATUS_CHANGE);
715 setbit(events, MPI2_EVENT_PCIE_ENUMERATION);
716 setbit(events, MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST);
720 mpr_register_events(sc, events, mprsas_evt_handler, NULL,
721 &sc->sassc->mprsas_eh);
727 mpr_attach_sas(struct mpr_softc *sc)
729 struct mprsas_softc *sassc;
735 sassc = malloc(sizeof(struct mprsas_softc), M_MPR, M_WAITOK|M_ZERO);
737 device_printf(sc->mpr_dev, "Cannot allocate memory %s %d\n",
743 * XXX MaxTargets could change during a reinit. Since we don't
744 * resize the targets[] array during such an event, cache the value
745 * of MaxTargets here so that we don't get into trouble later. This
746 * should move into the reinit logic.
748 sassc->maxtargets = sc->facts->MaxTargets;
749 sassc->targets = malloc(sizeof(struct mprsas_target) *
750 sassc->maxtargets, M_MPR, M_WAITOK|M_ZERO);
751 if (!sassc->targets) {
752 device_printf(sc->mpr_dev, "Cannot allocate memory %s %d\n",
760 if ((sassc->devq = cam_simq_alloc(sc->num_reqs)) == NULL) {
761 mpr_dprint(sc, MPR_ERROR, "Cannot allocate SIMQ\n");
766 unit = device_get_unit(sc->mpr_dev);
767 sassc->sim = cam_sim_alloc(mprsas_action, mprsas_poll, "mpr", sassc,
768 unit, &sc->mpr_mtx, sc->num_reqs, sc->num_reqs, sassc->devq);
769 if (sassc->sim == NULL) {
770 mpr_dprint(sc, MPR_ERROR, "Cannot allocate SIM\n");
775 TAILQ_INIT(&sassc->ev_queue);
777 /* Initialize taskqueue for Event Handling */
778 TASK_INIT(&sassc->ev_task, 0, mprsas_firmware_event_work, sc);
779 sassc->ev_tq = taskqueue_create("mpr_taskq", M_NOWAIT | M_ZERO,
780 taskqueue_thread_enqueue, &sassc->ev_tq);
781 taskqueue_start_threads(&sassc->ev_tq, 1, PRIBIO, "%s taskq",
782 device_get_nameunit(sc->mpr_dev));
787 * XXX There should be a bus for every port on the adapter, but since
788 * we're just going to fake the topology for now, we'll pretend that
789 * everything is just a target on a single bus.
791 if ((error = xpt_bus_register(sassc->sim, sc->mpr_dev, 0)) != 0) {
792 mpr_dprint(sc, MPR_ERROR, "Error %d registering SCSI bus\n",
799 * Assume that discovery events will start right away.
801 * Hold off boot until discovery is complete.
803 sassc->flags |= MPRSAS_IN_STARTUP | MPRSAS_IN_DISCOVERY;
804 sc->sassc->startup_refcount = 0;
805 mprsas_startup_increment(sassc);
807 callout_init(&sassc->discovery_callout, 1 /*mpsafe*/);
810 * Register for async events so we can determine the EEDP
811 * capabilities of devices.
813 status = xpt_create_path(&sassc->path, /*periph*/NULL,
814 cam_sim_path(sc->sassc->sim), CAM_TARGET_WILDCARD,
816 if (status != CAM_REQ_CMP) {
817 mpr_printf(sc, "Error %#x creating sim path\n", status);
822 #if (__FreeBSD_version >= 1000006) || \
823 ((__FreeBSD_version >= 901503) && (__FreeBSD_version < 1000000))
824 event = AC_ADVINFO_CHANGED | AC_FOUND_DEVICE;
826 event = AC_FOUND_DEVICE;
830 * Prior to the CAM locking improvements, we can't call
831 * xpt_register_async() with a particular path specified.
833 * If a path isn't specified, xpt_register_async() will
834 * generate a wildcard path and acquire the XPT lock while
835 * it calls xpt_action() to execute the XPT_SASYNC_CB CCB.
836 * It will then drop the XPT lock once that is done.
838 * If a path is specified for xpt_register_async(), it will
839 * not acquire and drop the XPT lock around the call to
840 * xpt_action(). xpt_action() asserts that the caller
841 * holds the SIM lock, so the SIM lock has to be held when
842 * calling xpt_register_async() when the path is specified.
844 * But xpt_register_async calls xpt_for_all_devices(),
845 * which calls xptbustraverse(), which will acquire each
846 * SIM lock. When it traverses our particular bus, it will
847 * necessarily acquire the SIM lock, which will lead to a
848 * recursive lock acquisition.
850 * The CAM locking changes fix this problem by acquiring
851 * the XPT topology lock around bus traversal in
852 * xptbustraverse(), so the caller can hold the SIM lock
853 * and it does not cause a recursive lock acquisition.
855 * These __FreeBSD_version values are approximate, especially
856 * for stable/10, which is two months later than the actual
860 #if (__FreeBSD_version < 1000703) || \
861 ((__FreeBSD_version >= 1100000) && (__FreeBSD_version < 1100002))
863 status = xpt_register_async(event, mprsas_async, sc,
867 status = xpt_register_async(event, mprsas_async, sc,
871 if (status != CAM_REQ_CMP) {
872 mpr_dprint(sc, MPR_ERROR,
873 "Error %#x registering async handler for "
874 "AC_ADVINFO_CHANGED events\n", status);
875 xpt_free_path(sassc->path);
879 if (status != CAM_REQ_CMP) {
881 * EEDP use is the exception, not the rule.
882 * Warn the user, but do not fail to attach.
884 mpr_printf(sc, "EEDP capabilities disabled.\n");
889 mprsas_register_events(sc);
897 mpr_detach_sas(struct mpr_softc *sc)
899 struct mprsas_softc *sassc;
900 struct mprsas_lun *lun, *lun_tmp;
901 struct mprsas_target *targ;
906 if (sc->sassc == NULL)
910 mpr_deregister_events(sc, sassc->mprsas_eh);
913 * Drain and free the event handling taskqueue with the lock
914 * unheld so that any parallel processing tasks drain properly
915 * without deadlocking.
917 if (sassc->ev_tq != NULL)
918 taskqueue_free(sassc->ev_tq);
920 /* Make sure CAM doesn't wedge if we had to bail out early. */
923 /* Deregister our async handler */
924 if (sassc->path != NULL) {
925 xpt_register_async(0, mprsas_async, sc, sassc->path);
926 xpt_free_path(sassc->path);
930 if (sassc->flags & MPRSAS_IN_STARTUP)
931 xpt_release_simq(sassc->sim, 1);
933 if (sassc->sim != NULL) {
934 xpt_bus_deregister(cam_sim_path(sassc->sim));
935 cam_sim_free(sassc->sim, FALSE);
940 if (sassc->devq != NULL)
941 cam_simq_free(sassc->devq);
943 for (i = 0; i < sassc->maxtargets; i++) {
944 targ = &sassc->targets[i];
945 SLIST_FOREACH_SAFE(lun, &targ->luns, lun_link, lun_tmp) {
949 free(sassc->targets, M_MPR);
957 mprsas_discovery_end(struct mprsas_softc *sassc)
959 struct mpr_softc *sc = sassc->sc;
963 if (sassc->flags & MPRSAS_DISCOVERY_TIMEOUT_PENDING)
964 callout_stop(&sassc->discovery_callout);
969 mprsas_action(struct cam_sim *sim, union ccb *ccb)
971 struct mprsas_softc *sassc;
973 sassc = cam_sim_softc(sim);
975 MPR_FUNCTRACE(sassc->sc);
976 mpr_dprint(sassc->sc, MPR_TRACE, "ccb func_code 0x%x\n",
977 ccb->ccb_h.func_code);
978 mtx_assert(&sassc->sc->mpr_mtx, MA_OWNED);
980 switch (ccb->ccb_h.func_code) {
983 struct ccb_pathinq *cpi = &ccb->cpi;
984 struct mpr_softc *sc = sassc->sc;
985 uint8_t sges_per_frame;
987 cpi->version_num = 1;
988 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
989 cpi->target_sprt = 0;
990 #if (__FreeBSD_version >= 1000039) || \
991 ((__FreeBSD_version < 1000000) && (__FreeBSD_version >= 902502))
992 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED | PIM_NOSCAN;
994 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED;
996 cpi->hba_eng_cnt = 0;
997 cpi->max_target = sassc->maxtargets - 1;
999 cpi->initiator_id = sassc->maxtargets - 1;
1000 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
1001 strlcpy(cpi->hba_vid, "Avago Tech", HBA_IDLEN);
1002 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
1003 cpi->unit_number = cam_sim_unit(sim);
1004 cpi->bus_id = cam_sim_bus(sim);
1006 * XXXSLM-I think this needs to change based on config page or
1007 * something instead of hardcoded to 150000.
1009 cpi->base_transfer_speed = 150000;
1010 cpi->transport = XPORT_SAS;
1011 cpi->transport_version = 0;
1012 cpi->protocol = PROTO_SCSI;
1013 cpi->protocol_version = SCSI_REV_SPC;
1016 * Max IO Size is Page Size * the following:
1017 * ((SGEs per frame - 1 for chain element) *
1018 * Max Chain Depth) + 1 for no chain needed in last frame
1020 * If user suggests a Max IO size to use, use the smaller of the
1021 * user's value and the calculated value as long as the user's
1022 * value is larger than 0. The user's value is in pages.
1024 sges_per_frame = (sc->chain_frame_size /
1025 sizeof(MPI2_IEEE_SGE_SIMPLE64)) - 1;
1026 cpi->maxio = (sges_per_frame * sc->facts->MaxChainDepth) + 1;
1027 cpi->maxio *= PAGE_SIZE;
1028 if ((sc->max_io_pages > 0) && (sc->max_io_pages * PAGE_SIZE <
1030 cpi->maxio = sc->max_io_pages * PAGE_SIZE;
1031 sc->maxio = cpi->maxio;
1032 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
1035 case XPT_GET_TRAN_SETTINGS:
1037 struct ccb_trans_settings *cts;
1038 struct ccb_trans_settings_sas *sas;
1039 struct ccb_trans_settings_scsi *scsi;
1040 struct mprsas_target *targ;
1043 sas = &cts->xport_specific.sas;
1044 scsi = &cts->proto_specific.scsi;
1046 KASSERT(cts->ccb_h.target_id < sassc->maxtargets,
1047 ("Target %d out of bounds in XPT_GET_TRAN_SETTINGS\n",
1048 cts->ccb_h.target_id));
1049 targ = &sassc->targets[cts->ccb_h.target_id];
1050 if (targ->handle == 0x0) {
1051 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
1055 cts->protocol_version = SCSI_REV_SPC2;
1056 cts->transport = XPORT_SAS;
1057 cts->transport_version = 0;
1059 sas->valid = CTS_SAS_VALID_SPEED;
1060 switch (targ->linkrate) {
1062 sas->bitrate = 150000;
1065 sas->bitrate = 300000;
1068 sas->bitrate = 600000;
1071 sas->bitrate = 1200000;
1077 cts->protocol = PROTO_SCSI;
1078 scsi->valid = CTS_SCSI_VALID_TQ;
1079 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
1081 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
1084 case XPT_CALC_GEOMETRY:
1085 cam_calc_geometry(&ccb->ccg, /*extended*/1);
1086 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
1089 mpr_dprint(sassc->sc, MPR_XINFO, "mprsas_action "
1091 mprsas_action_resetdev(sassc, ccb);
1096 mpr_dprint(sassc->sc, MPR_XINFO, "mprsas_action faking success "
1097 "for abort or reset\n");
1098 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
1101 mprsas_action_scsiio(sassc, ccb);
1103 #if __FreeBSD_version >= 900026
1105 mprsas_action_smpio(sassc, ccb);
1109 mprsas_set_ccbstatus(ccb, CAM_FUNC_NOTAVAIL);
1117 mprsas_announce_reset(struct mpr_softc *sc, uint32_t ac_code,
1118 target_id_t target_id, lun_id_t lun_id)
1120 path_id_t path_id = cam_sim_path(sc->sassc->sim);
1121 struct cam_path *path;
1123 mpr_dprint(sc, MPR_XINFO, "%s code %x target %d lun %jx\n", __func__,
1124 ac_code, target_id, (uintmax_t)lun_id);
1126 if (xpt_create_path(&path, NULL,
1127 path_id, target_id, lun_id) != CAM_REQ_CMP) {
1128 mpr_dprint(sc, MPR_ERROR, "unable to create path for reset "
1133 xpt_async(ac_code, path, NULL);
1134 xpt_free_path(path);
1138 mprsas_complete_all_commands(struct mpr_softc *sc)
1140 struct mpr_command *cm;
1145 mtx_assert(&sc->mpr_mtx, MA_OWNED);
1147 /* complete all commands with a NULL reply */
1148 for (i = 1; i < sc->num_reqs; i++) {
1149 cm = &sc->commands[i];
1150 cm->cm_reply = NULL;
1153 if (cm->cm_flags & MPR_CM_FLAGS_POLLED)
1154 cm->cm_flags |= MPR_CM_FLAGS_COMPLETE;
1156 if (cm->cm_complete != NULL) {
1157 mprsas_log_command(cm, MPR_RECOVERY,
1158 "completing cm %p state %x ccb %p for diag reset\n",
1159 cm, cm->cm_state, cm->cm_ccb);
1160 cm->cm_complete(sc, cm);
1164 if (cm->cm_flags & MPR_CM_FLAGS_WAKEUP) {
1165 mprsas_log_command(cm, MPR_RECOVERY,
1166 "waking up cm %p state %x ccb %p for diag reset\n",
1167 cm, cm->cm_state, cm->cm_ccb);
1172 if (cm->cm_sc->io_cmds_active != 0) {
1173 cm->cm_sc->io_cmds_active--;
1175 mpr_dprint(cm->cm_sc, MPR_INFO, "Warning: "
1176 "io_cmds_active is out of sync - resynching to "
1180 if ((completed == 0) && (cm->cm_state != MPR_CM_STATE_FREE)) {
1181 /* this should never happen, but if it does, log */
1182 mprsas_log_command(cm, MPR_RECOVERY,
1183 "cm %p state %x flags 0x%x ccb %p during diag "
1184 "reset\n", cm, cm->cm_state, cm->cm_flags,
1191 mprsas_handle_reinit(struct mpr_softc *sc)
1195 /* Go back into startup mode and freeze the simq, so that CAM
1196 * doesn't send any commands until after we've rediscovered all
1197 * targets and found the proper device handles for them.
1199 * After the reset, portenable will trigger discovery, and after all
1200 * discovery-related activities have finished, the simq will be
1203 mpr_dprint(sc, MPR_INIT, "%s startup\n", __func__);
1204 sc->sassc->flags |= MPRSAS_IN_STARTUP;
1205 sc->sassc->flags |= MPRSAS_IN_DISCOVERY;
1206 mprsas_startup_increment(sc->sassc);
1208 /* notify CAM of a bus reset */
1209 mprsas_announce_reset(sc, AC_BUS_RESET, CAM_TARGET_WILDCARD,
1212 /* complete and cleanup after all outstanding commands */
1213 mprsas_complete_all_commands(sc);
1215 mpr_dprint(sc, MPR_INIT, "%s startup %u after command completion\n",
1216 __func__, sc->sassc->startup_refcount);
1218 /* zero all the target handles, since they may change after the
1219 * reset, and we have to rediscover all the targets and use the new
1222 for (i = 0; i < sc->sassc->maxtargets; i++) {
1223 if (sc->sassc->targets[i].outstanding != 0)
1224 mpr_dprint(sc, MPR_INIT, "target %u outstanding %u\n",
1225 i, sc->sassc->targets[i].outstanding);
1226 sc->sassc->targets[i].handle = 0x0;
1227 sc->sassc->targets[i].exp_dev_handle = 0x0;
1228 sc->sassc->targets[i].outstanding = 0;
1229 sc->sassc->targets[i].flags = MPRSAS_TARGET_INDIAGRESET;
1233 mprsas_tm_timeout(void *data)
1235 struct mpr_command *tm = data;
1236 struct mpr_softc *sc = tm->cm_sc;
1238 mtx_assert(&sc->mpr_mtx, MA_OWNED);
1240 mprsas_log_command(tm, MPR_INFO|MPR_RECOVERY, "task mgmt %p timed "
1246 mprsas_logical_unit_reset_complete(struct mpr_softc *sc, struct mpr_command *tm)
1248 MPI2_SCSI_TASK_MANAGE_REPLY *reply;
1249 MPI2_SCSI_TASK_MANAGE_REQUEST *req;
1250 unsigned int cm_count = 0;
1251 struct mpr_command *cm;
1252 struct mprsas_target *targ;
1254 callout_stop(&tm->cm_callout);
1256 req = (MPI2_SCSI_TASK_MANAGE_REQUEST *)tm->cm_req;
1257 reply = (MPI2_SCSI_TASK_MANAGE_REPLY *)tm->cm_reply;
1261 * Currently there should be no way we can hit this case. It only
1262 * happens when we have a failure to allocate chain frames, and
1263 * task management commands don't have S/G lists.
1265 if ((tm->cm_flags & MPR_CM_FLAGS_ERROR_MASK) != 0) {
1266 mpr_dprint(sc, MPR_ERROR, "%s: cm_flags = %#x for LUN reset! "
1267 "This should not happen!\n", __func__, tm->cm_flags);
1268 mprsas_free_tm(sc, tm);
1272 if (reply == NULL) {
1273 mprsas_log_command(tm, MPR_RECOVERY, "NULL reset reply for tm "
1275 if ((sc->mpr_flags & MPR_FLAGS_DIAGRESET) != 0) {
1276 /* this completion was due to a reset, just cleanup */
1278 mprsas_free_tm(sc, tm);
1281 /* we should have gotten a reply. */
1287 mprsas_log_command(tm, MPR_RECOVERY,
1288 "logical unit reset status 0x%x code 0x%x count %u\n",
1289 le16toh(reply->IOCStatus), le32toh(reply->ResponseCode),
1290 le32toh(reply->TerminationCount));
1292 /* See if there are any outstanding commands for this LUN.
1293 * This could be made more efficient by using a per-LU data
1294 * structure of some sort.
1296 TAILQ_FOREACH(cm, &targ->commands, cm_link) {
1297 if (cm->cm_lun == tm->cm_lun)
1301 if (cm_count == 0) {
1302 mprsas_log_command(tm, MPR_RECOVERY|MPR_INFO,
1303 "logical unit %u finished recovery after reset\n",
1306 mprsas_announce_reset(sc, AC_SENT_BDR, tm->cm_targ->tid,
1309 /* we've finished recovery for this logical unit. check and
1310 * see if some other logical unit has a timedout command
1311 * that needs to be processed.
1313 cm = TAILQ_FIRST(&targ->timedout_commands);
1315 mprsas_send_abort(sc, tm, cm);
1319 mprsas_free_tm(sc, tm);
1323 /* if we still have commands for this LUN, the reset
1324 * effectively failed, regardless of the status reported.
1325 * Escalate to a target reset.
1327 mprsas_log_command(tm, MPR_RECOVERY,
1328 "logical unit reset complete for tm %p, but still have %u "
1329 "command(s)\n", tm, cm_count);
1330 mprsas_send_reset(sc, tm,
1331 MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET);
1336 mprsas_target_reset_complete(struct mpr_softc *sc, struct mpr_command *tm)
1338 MPI2_SCSI_TASK_MANAGE_REPLY *reply;
1339 MPI2_SCSI_TASK_MANAGE_REQUEST *req;
1340 struct mprsas_target *targ;
1342 callout_stop(&tm->cm_callout);
1344 req = (MPI2_SCSI_TASK_MANAGE_REQUEST *)tm->cm_req;
1345 reply = (MPI2_SCSI_TASK_MANAGE_REPLY *)tm->cm_reply;
1349 * Currently there should be no way we can hit this case. It only
1350 * happens when we have a failure to allocate chain frames, and
1351 * task management commands don't have S/G lists.
1353 if ((tm->cm_flags & MPR_CM_FLAGS_ERROR_MASK) != 0) {
1354 mpr_dprint(sc, MPR_ERROR, "%s: cm_flags = %#x for target "
1355 "reset! This should not happen!\n", __func__, tm->cm_flags);
1356 mprsas_free_tm(sc, tm);
1360 if (reply == NULL) {
1361 mprsas_log_command(tm, MPR_RECOVERY, "NULL reset reply for tm "
1363 if ((sc->mpr_flags & MPR_FLAGS_DIAGRESET) != 0) {
1364 /* this completion was due to a reset, just cleanup */
1366 mprsas_free_tm(sc, tm);
1369 /* we should have gotten a reply. */
1375 mprsas_log_command(tm, MPR_RECOVERY,
1376 "target reset status 0x%x code 0x%x count %u\n",
1377 le16toh(reply->IOCStatus), le32toh(reply->ResponseCode),
1378 le32toh(reply->TerminationCount));
1380 if (targ->outstanding == 0) {
1381 /* we've finished recovery for this target and all
1382 * of its logical units.
1384 mprsas_log_command(tm, MPR_RECOVERY|MPR_INFO,
1385 "recovery finished after target reset\n");
1387 mprsas_announce_reset(sc, AC_SENT_BDR, tm->cm_targ->tid,
1391 mprsas_free_tm(sc, tm);
1394 /* after a target reset, if this target still has
1395 * outstanding commands, the reset effectively failed,
1396 * regardless of the status reported. escalate.
1398 mprsas_log_command(tm, MPR_RECOVERY,
1399 "target reset complete for tm %p, but still have %u "
1400 "command(s)\n", tm, targ->outstanding);
1405 #define MPR_RESET_TIMEOUT 30
1408 mprsas_send_reset(struct mpr_softc *sc, struct mpr_command *tm, uint8_t type)
1410 MPI2_SCSI_TASK_MANAGE_REQUEST *req;
1411 struct mprsas_target *target;
1414 target = tm->cm_targ;
1415 if (target->handle == 0) {
1416 mpr_dprint(sc, MPR_ERROR, "%s null devhandle for target_id "
1417 "%d\n", __func__, target->tid);
1421 req = (MPI2_SCSI_TASK_MANAGE_REQUEST *)tm->cm_req;
1422 req->DevHandle = htole16(target->handle);
1423 req->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
1424 req->TaskType = type;
1426 if (type == MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET) {
1427 /* XXX Need to handle invalid LUNs */
1428 MPR_SET_LUN(req->LUN, tm->cm_lun);
1429 tm->cm_targ->logical_unit_resets++;
1430 mprsas_log_command(tm, MPR_RECOVERY|MPR_INFO,
1431 "sending logical unit reset\n");
1432 tm->cm_complete = mprsas_logical_unit_reset_complete;
1433 mprsas_prepare_for_tm(sc, tm, target, tm->cm_lun);
1435 else if (type == MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET) {
1437 * Target reset method =
1438 * SAS Hard Link Reset / SATA Link Reset
1440 req->MsgFlags = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET;
1441 tm->cm_targ->target_resets++;
1442 mprsas_log_command(tm, MPR_RECOVERY|MPR_INFO,
1443 "sending target reset\n");
1444 tm->cm_complete = mprsas_target_reset_complete;
1445 mprsas_prepare_for_tm(sc, tm, target, CAM_LUN_WILDCARD);
1448 mpr_dprint(sc, MPR_ERROR, "unexpected reset type 0x%x\n", type);
1452 mpr_dprint(sc, MPR_INFO, "to target %u handle 0x%04x\n", target->tid,
1454 if (target->encl_level_valid) {
1455 mpr_dprint(sc, MPR_INFO, "At enclosure level %d, slot %d, "
1456 "connector name (%4s)\n", target->encl_level,
1457 target->encl_slot, target->connector_name);
1461 tm->cm_desc.HighPriority.RequestFlags =
1462 MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY;
1463 tm->cm_complete_data = (void *)tm;
1465 callout_reset(&tm->cm_callout, MPR_RESET_TIMEOUT * hz,
1466 mprsas_tm_timeout, tm);
1468 err = mpr_map_command(sc, tm);
1470 mprsas_log_command(tm, MPR_RECOVERY,
1471 "error %d sending reset type %u\n", err, type);
1478 mprsas_abort_complete(struct mpr_softc *sc, struct mpr_command *tm)
1480 struct mpr_command *cm;
1481 MPI2_SCSI_TASK_MANAGE_REPLY *reply;
1482 MPI2_SCSI_TASK_MANAGE_REQUEST *req;
1483 struct mprsas_target *targ;
1485 callout_stop(&tm->cm_callout);
1487 req = (MPI2_SCSI_TASK_MANAGE_REQUEST *)tm->cm_req;
1488 reply = (MPI2_SCSI_TASK_MANAGE_REPLY *)tm->cm_reply;
1492 * Currently there should be no way we can hit this case. It only
1493 * happens when we have a failure to allocate chain frames, and
1494 * task management commands don't have S/G lists.
1496 if ((tm->cm_flags & MPR_CM_FLAGS_ERROR_MASK) != 0) {
1497 mprsas_log_command(tm, MPR_RECOVERY,
1498 "cm_flags = %#x for abort %p TaskMID %u!\n",
1499 tm->cm_flags, tm, le16toh(req->TaskMID));
1500 mprsas_free_tm(sc, tm);
1504 if (reply == NULL) {
1505 mprsas_log_command(tm, MPR_RECOVERY,
1506 "NULL abort reply for tm %p TaskMID %u\n",
1507 tm, le16toh(req->TaskMID));
1508 if ((sc->mpr_flags & MPR_FLAGS_DIAGRESET) != 0) {
1509 /* this completion was due to a reset, just cleanup */
1511 mprsas_free_tm(sc, tm);
1514 /* we should have gotten a reply. */
1520 mprsas_log_command(tm, MPR_RECOVERY,
1521 "abort TaskMID %u status 0x%x code 0x%x count %u\n",
1522 le16toh(req->TaskMID),
1523 le16toh(reply->IOCStatus), le32toh(reply->ResponseCode),
1524 le32toh(reply->TerminationCount));
1526 cm = TAILQ_FIRST(&tm->cm_targ->timedout_commands);
1528 /* if there are no more timedout commands, we're done with
1529 * error recovery for this target.
1531 mprsas_log_command(tm, MPR_RECOVERY,
1532 "finished recovery after aborting TaskMID %u\n",
1533 le16toh(req->TaskMID));
1536 mprsas_free_tm(sc, tm);
1538 else if (le16toh(req->TaskMID) != cm->cm_desc.Default.SMID) {
1539 /* abort success, but we have more timedout commands to abort */
1540 mprsas_log_command(tm, MPR_RECOVERY,
1541 "continuing recovery after aborting TaskMID %u\n",
1542 le16toh(req->TaskMID));
1544 mprsas_send_abort(sc, tm, cm);
1547 /* we didn't get a command completion, so the abort
1548 * failed as far as we're concerned. escalate.
1550 mprsas_log_command(tm, MPR_RECOVERY,
1551 "abort failed for TaskMID %u tm %p\n",
1552 le16toh(req->TaskMID), tm);
1554 mprsas_send_reset(sc, tm,
1555 MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET);
1559 #define MPR_ABORT_TIMEOUT 5
1562 mprsas_send_abort(struct mpr_softc *sc, struct mpr_command *tm,
1563 struct mpr_command *cm)
1565 MPI2_SCSI_TASK_MANAGE_REQUEST *req;
1566 struct mprsas_target *targ;
1570 if (targ->handle == 0) {
1571 mpr_dprint(sc, MPR_ERROR,"%s null devhandle for target_id %d\n",
1572 __func__, cm->cm_ccb->ccb_h.target_id);
1576 mprsas_log_command(cm, MPR_RECOVERY|MPR_INFO,
1577 "Aborting command %p\n", cm);
1579 req = (MPI2_SCSI_TASK_MANAGE_REQUEST *)tm->cm_req;
1580 req->DevHandle = htole16(targ->handle);
1581 req->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
1582 req->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK;
1584 /* XXX Need to handle invalid LUNs */
1585 MPR_SET_LUN(req->LUN, cm->cm_ccb->ccb_h.target_lun);
1587 req->TaskMID = htole16(cm->cm_desc.Default.SMID);
1590 tm->cm_desc.HighPriority.RequestFlags =
1591 MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY;
1592 tm->cm_complete = mprsas_abort_complete;
1593 tm->cm_complete_data = (void *)tm;
1594 tm->cm_targ = cm->cm_targ;
1595 tm->cm_lun = cm->cm_lun;
1597 callout_reset(&tm->cm_callout, MPR_ABORT_TIMEOUT * hz,
1598 mprsas_tm_timeout, tm);
1602 mpr_dprint(sc, MPR_INFO, "Sending reset from %s for target ID %d\n",
1603 __func__, targ->tid);
1604 mprsas_prepare_for_tm(sc, tm, targ, tm->cm_lun);
1606 err = mpr_map_command(sc, tm);
1608 mpr_dprint(sc, MPR_RECOVERY,
1609 "error %d sending abort for cm %p SMID %u\n",
1610 err, cm, req->TaskMID);
1615 mprsas_scsiio_timeout(void *data)
1617 struct mpr_softc *sc;
1618 struct mpr_command *cm;
1619 struct mprsas_target *targ;
1621 cm = (struct mpr_command *)data;
1625 mtx_assert(&sc->mpr_mtx, MA_OWNED);
1627 mpr_dprint(sc, MPR_XINFO, "Timeout checking cm %p\n", cm);
1630 * Run the interrupt handler to make sure it's not pending. This
1631 * isn't perfect because the command could have already completed
1632 * and been re-used, though this is unlikely.
1634 mpr_intr_locked(sc);
1635 if (cm->cm_state == MPR_CM_STATE_FREE) {
1636 mprsas_log_command(cm, MPR_XINFO,
1637 "SCSI command %p almost timed out\n", cm);
1641 if (cm->cm_ccb == NULL) {
1642 mpr_dprint(sc, MPR_ERROR, "command timeout with NULL ccb\n");
1649 mprsas_log_command(cm, MPR_ERROR, "command timeout %d cm %p target "
1650 "%u, handle(0x%04x)\n", cm->cm_ccb->ccb_h.timeout, cm, targ->tid,
1652 if (targ->encl_level_valid) {
1653 mpr_dprint(sc, MPR_ERROR, "At enclosure level %d, slot %d, "
1654 "connector name (%4s)\n", targ->encl_level, targ->encl_slot,
1655 targ->connector_name);
1658 /* XXX first, check the firmware state, to see if it's still
1659 * operational. if not, do a diag reset.
1661 mprsas_set_ccbstatus(cm->cm_ccb, CAM_CMD_TIMEOUT);
1662 cm->cm_state = MPR_CM_STATE_TIMEDOUT;
1663 TAILQ_INSERT_TAIL(&targ->timedout_commands, cm, cm_recovery);
1665 if (targ->tm != NULL) {
1666 /* target already in recovery, just queue up another
1667 * timedout command to be processed later.
1669 mpr_dprint(sc, MPR_RECOVERY, "queued timedout cm %p for "
1670 "processing by tm %p\n", cm, targ->tm);
1672 else if ((targ->tm = mprsas_alloc_tm(sc)) != NULL) {
1673 mpr_dprint(sc, MPR_RECOVERY, "timedout cm %p allocated tm %p\n",
1676 /* start recovery by aborting the first timedout command */
1677 mprsas_send_abort(sc, targ->tm, cm);
1680 /* XXX queue this target up for recovery once a TM becomes
1681 * available. The firmware only has a limited number of
1682 * HighPriority credits for the high priority requests used
1683 * for task management, and we ran out.
1685 * Isilon: don't worry about this for now, since we have
1686 * more credits than disks in an enclosure, and limit
1687 * ourselves to one TM per target for recovery.
1689 mpr_dprint(sc, MPR_RECOVERY, "timedout cm %p failed to "
1690 "allocate a tm\n", cm);
1695 * mprsas_build_nvme_unmap - Build Native NVMe DSM command equivalent
1697 * Return 0 - for success,
1698 * 1 - to immediately return back the command with success status to CAM
1699 * negative value - to fallback to firmware path i.e. issue scsi unmap
1700 * to FW without any translation.
1703 mprsas_build_nvme_unmap(struct mpr_softc *sc, struct mpr_command *cm,
1704 union ccb *ccb, struct mprsas_target *targ)
1706 Mpi26NVMeEncapsulatedRequest_t *req = NULL;
1707 struct ccb_scsiio *csio;
1708 struct unmap_parm_list *plist;
1709 struct nvme_dsm_range *nvme_dsm_ranges = NULL;
1710 struct nvme_command *c;
1712 uint16_t ndesc, list_len, data_length;
1713 struct mpr_prp_page *prp_page_info;
1714 uint64_t nvme_dsm_ranges_dma_handle;
1717 #if __FreeBSD_version >= 1100103
1718 list_len = (scsiio_cdb_ptr(csio)[7] << 8 | scsiio_cdb_ptr(csio)[8]);
1720 if (csio->ccb_h.flags & CAM_CDB_POINTER) {
1721 list_len = (ccb->csio.cdb_io.cdb_ptr[7] << 8 |
1722 ccb->csio.cdb_io.cdb_ptr[8]);
1724 list_len = (ccb->csio.cdb_io.cdb_bytes[7] << 8 |
1725 ccb->csio.cdb_io.cdb_bytes[8]);
1729 mpr_dprint(sc, MPR_ERROR, "Parameter list length is Zero\n");
1733 plist = malloc(csio->dxfer_len, M_MPR, M_ZERO|M_NOWAIT);
1735 mpr_dprint(sc, MPR_ERROR, "Unable to allocate memory to "
1736 "save UNMAP data\n");
1740 /* Copy SCSI unmap data to a local buffer */
1741 bcopy(csio->data_ptr, plist, csio->dxfer_len);
1743 /* return back the unmap command to CAM with success status,
1744 * if number of descripts is zero.
1746 ndesc = be16toh(plist->unmap_blk_desc_data_len) >> 4;
1748 mpr_dprint(sc, MPR_XINFO, "Number of descriptors in "
1749 "UNMAP cmd is Zero\n");
1754 data_length = ndesc * sizeof(struct nvme_dsm_range);
1755 if (data_length > targ->MDTS) {
1756 mpr_dprint(sc, MPR_ERROR, "data length: %d is greater than "
1757 "Device's MDTS: %d\n", data_length, targ->MDTS);
1762 prp_page_info = mpr_alloc_prp_page(sc);
1763 KASSERT(prp_page_info != NULL, ("%s: There is no PRP Page for "
1764 "UNMAP command.\n", __func__));
1767 * Insert the allocated PRP page into the command's PRP page list. This
1768 * will be freed when the command is freed.
1770 TAILQ_INSERT_TAIL(&cm->cm_prp_page_list, prp_page_info, prp_page_link);
1772 nvme_dsm_ranges = (struct nvme_dsm_range *)prp_page_info->prp_page;
1773 nvme_dsm_ranges_dma_handle = prp_page_info->prp_page_busaddr;
1775 bzero(nvme_dsm_ranges, data_length);
1777 /* Convert SCSI unmap's descriptor data to NVMe DSM specific Range data
1778 * for each descriptors contained in SCSI UNMAP data.
1780 for (i = 0; i < ndesc; i++) {
1781 nvme_dsm_ranges[i].length =
1782 htole32(be32toh(plist->desc[i].nlb));
1783 nvme_dsm_ranges[i].starting_lba =
1784 htole64(be64toh(plist->desc[i].slba));
1785 nvme_dsm_ranges[i].attributes = 0;
1788 /* Build MPI2.6's NVMe Encapsulated Request Message */
1789 req = (Mpi26NVMeEncapsulatedRequest_t *)cm->cm_req;
1790 bzero(req, sizeof(*req));
1791 req->DevHandle = htole16(targ->handle);
1792 req->Function = MPI2_FUNCTION_NVME_ENCAPSULATED;
1793 req->Flags = MPI26_NVME_FLAGS_WRITE;
1794 req->ErrorResponseBaseAddress.High =
1795 htole32((uint32_t)((uint64_t)cm->cm_sense_busaddr >> 32));
1796 req->ErrorResponseBaseAddress.Low =
1797 htole32(cm->cm_sense_busaddr);
1798 req->ErrorResponseAllocationLength =
1799 htole16(sizeof(struct nvme_completion));
1800 req->EncapsulatedCommandLength =
1801 htole16(sizeof(struct nvme_command));
1802 req->DataLength = htole32(data_length);
1804 /* Build NVMe DSM command */
1805 c = (struct nvme_command *) req->NVMe_Command;
1806 c->opc = NVME_OPC_DATASET_MANAGEMENT;
1807 c->nsid = htole32(csio->ccb_h.target_lun + 1);
1808 c->cdw10 = htole32(ndesc - 1);
1809 c->cdw11 = htole32(NVME_DSM_ATTR_DEALLOCATE);
1811 cm->cm_length = data_length;
1814 cm->cm_complete = mprsas_scsiio_complete;
1815 cm->cm_complete_data = ccb;
1817 cm->cm_lun = csio->ccb_h.target_lun;
1820 cm->cm_desc.Default.RequestFlags =
1821 MPI26_REQ_DESCRIPT_FLAGS_PCIE_ENCAPSULATED;
1823 #if __FreeBSD_version >= 1000029
1824 callout_reset_sbt(&cm->cm_callout, SBT_1MS * ccb->ccb_h.timeout, 0,
1825 mprsas_scsiio_timeout, cm, 0);
1826 #else //__FreeBSD_version < 1000029
1827 callout_reset(&cm->cm_callout, (ccb->ccb_h.timeout * hz) / 1000,
1828 mprsas_scsiio_timeout, cm);
1829 #endif //__FreeBSD_version >= 1000029
1832 targ->outstanding++;
1833 TAILQ_INSERT_TAIL(&targ->commands, cm, cm_link);
1834 ccb->ccb_h.status |= CAM_SIM_QUEUED;
1836 mprsas_log_command(cm, MPR_XINFO, "%s cm %p ccb %p outstanding %u\n",
1837 __func__, cm, ccb, targ->outstanding);
1839 mpr_build_nvme_prp(sc, cm, req,
1840 (void *)(uintptr_t)nvme_dsm_ranges_dma_handle, 0, data_length);
1841 mpr_map_command(sc, cm);
1849 mprsas_action_scsiio(struct mprsas_softc *sassc, union ccb *ccb)
1851 MPI2_SCSI_IO_REQUEST *req;
1852 struct ccb_scsiio *csio;
1853 struct mpr_softc *sc;
1854 struct mprsas_target *targ;
1855 struct mprsas_lun *lun;
1856 struct mpr_command *cm;
1857 uint8_t i, lba_byte, *ref_tag_addr, scsi_opcode;
1858 uint16_t eedp_flags;
1859 uint32_t mpi_control;
1864 mtx_assert(&sc->mpr_mtx, MA_OWNED);
1867 KASSERT(csio->ccb_h.target_id < sassc->maxtargets,
1868 ("Target %d out of bounds in XPT_SCSI_IO\n",
1869 csio->ccb_h.target_id));
1870 targ = &sassc->targets[csio->ccb_h.target_id];
1871 mpr_dprint(sc, MPR_TRACE, "ccb %p target flag %x\n", ccb, targ->flags);
1872 if (targ->handle == 0x0) {
1873 mpr_dprint(sc, MPR_ERROR, "%s NULL handle for target %u\n",
1874 __func__, csio->ccb_h.target_id);
1875 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
1879 if (targ->flags & MPR_TARGET_FLAGS_RAID_COMPONENT) {
1880 mpr_dprint(sc, MPR_ERROR, "%s Raid component no SCSI IO "
1881 "supported %u\n", __func__, csio->ccb_h.target_id);
1882 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
1887 * Sometimes, it is possible to get a command that is not "In
1888 * Progress" and was actually aborted by the upper layer. Check for
1889 * this here and complete the command without error.
1891 if (mprsas_get_ccbstatus(ccb) != CAM_REQ_INPROG) {
1892 mpr_dprint(sc, MPR_TRACE, "%s Command is not in progress for "
1893 "target %u\n", __func__, csio->ccb_h.target_id);
1898 * If devinfo is 0 this will be a volume. In that case don't tell CAM
1899 * that the volume has timed out. We want volumes to be enumerated
1900 * until they are deleted/removed, not just failed.
1902 if (targ->flags & MPRSAS_TARGET_INREMOVAL) {
1903 if (targ->devinfo == 0)
1904 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
1906 mprsas_set_ccbstatus(ccb, CAM_SEL_TIMEOUT);
1911 if ((sc->mpr_flags & MPR_FLAGS_SHUTDOWN) != 0) {
1912 mpr_dprint(sc, MPR_INFO, "%s shutting down\n", __func__);
1913 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
1919 * If target has a reset in progress, freeze the devq and return. The
1920 * devq will be released when the TM reset is finished.
1922 if (targ->flags & MPRSAS_TARGET_INRESET) {
1923 ccb->ccb_h.status = CAM_BUSY | CAM_DEV_QFRZN;
1924 mpr_dprint(sc, MPR_INFO, "%s: Freezing devq for target ID %d\n",
1925 __func__, targ->tid);
1926 xpt_freeze_devq(ccb->ccb_h.path, 1);
1931 cm = mpr_alloc_command(sc);
1932 if (cm == NULL || (sc->mpr_flags & MPR_FLAGS_DIAGRESET)) {
1934 mpr_free_command(sc, cm);
1936 if ((sassc->flags & MPRSAS_QUEUE_FROZEN) == 0) {
1937 xpt_freeze_simq(sassc->sim, 1);
1938 sassc->flags |= MPRSAS_QUEUE_FROZEN;
1940 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1941 ccb->ccb_h.status |= CAM_REQUEUE_REQ;
1946 /* For NVME device's issue UNMAP command directly to NVME drives by
1947 * constructing equivalent native NVMe DataSetManagement command.
1949 #if __FreeBSD_version >= 1100103
1950 scsi_opcode = scsiio_cdb_ptr(csio)[0];
1952 if (csio->ccb_h.flags & CAM_CDB_POINTER)
1953 scsi_opcode = csio->cdb_io.cdb_ptr[0];
1955 scsi_opcode = csio->cdb_io.cdb_bytes[0];
1957 if (scsi_opcode == UNMAP &&
1959 (csio->ccb_h.flags & CAM_DATA_MASK) == CAM_DATA_VADDR) {
1960 rc = mprsas_build_nvme_unmap(sc, cm, ccb, targ);
1961 if (rc == 1) { /* return command to CAM with success status */
1962 mpr_free_command(sc, cm);
1963 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
1966 } else if (!rc) /* Issued NVMe Encapsulated Request Message */
1970 req = (MPI2_SCSI_IO_REQUEST *)cm->cm_req;
1971 bzero(req, sizeof(*req));
1972 req->DevHandle = htole16(targ->handle);
1973 req->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
1975 req->SenseBufferLowAddress = htole32(cm->cm_sense_busaddr);
1976 req->SenseBufferLength = MPR_SENSE_LEN;
1978 req->ChainOffset = 0;
1979 req->SGLOffset0 = 24; /* 32bit word offset to the SGL */
1984 req->DataLength = htole32(csio->dxfer_len);
1985 req->BidirectionalDataLength = 0;
1986 req->IoFlags = htole16(csio->cdb_len);
1989 /* Note: BiDirectional transfers are not supported */
1990 switch (csio->ccb_h.flags & CAM_DIR_MASK) {
1992 mpi_control = MPI2_SCSIIO_CONTROL_READ;
1993 cm->cm_flags |= MPR_CM_FLAGS_DATAIN;
1996 mpi_control = MPI2_SCSIIO_CONTROL_WRITE;
1997 cm->cm_flags |= MPR_CM_FLAGS_DATAOUT;
2001 mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER;
2005 if (csio->cdb_len == 32)
2006 mpi_control |= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT;
2008 * It looks like the hardware doesn't require an explicit tag
2009 * number for each transaction. SAM Task Management not supported
2012 switch (csio->tag_action) {
2013 case MSG_HEAD_OF_Q_TAG:
2014 mpi_control |= MPI2_SCSIIO_CONTROL_HEADOFQ;
2016 case MSG_ORDERED_Q_TAG:
2017 mpi_control |= MPI2_SCSIIO_CONTROL_ORDEREDQ;
2020 mpi_control |= MPI2_SCSIIO_CONTROL_ACAQ;
2022 case CAM_TAG_ACTION_NONE:
2023 case MSG_SIMPLE_Q_TAG:
2025 mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ;
2028 mpi_control |= sc->mapping_table[csio->ccb_h.target_id].TLR_bits;
2029 req->Control = htole32(mpi_control);
2031 if (MPR_SET_LUN(req->LUN, csio->ccb_h.target_lun) != 0) {
2032 mpr_free_command(sc, cm);
2033 mprsas_set_ccbstatus(ccb, CAM_LUN_INVALID);
2038 if (csio->ccb_h.flags & CAM_CDB_POINTER)
2039 bcopy(csio->cdb_io.cdb_ptr, &req->CDB.CDB32[0], csio->cdb_len);
2041 KASSERT(csio->cdb_len <= IOCDBLEN,
2042 ("cdb_len %d is greater than IOCDBLEN but CAM_CDB_POINTER "
2043 "is not set", csio->cdb_len));
2044 bcopy(csio->cdb_io.cdb_bytes, &req->CDB.CDB32[0],csio->cdb_len);
2046 req->IoFlags = htole16(csio->cdb_len);
2049 * Check if EEDP is supported and enabled. If it is then check if the
2050 * SCSI opcode could be using EEDP. If so, make sure the LUN exists and
2051 * is formatted for EEDP support. If all of this is true, set CDB up
2052 * for EEDP transfer.
2054 eedp_flags = op_code_prot[req->CDB.CDB32[0]];
2055 if (sc->eedp_enabled && eedp_flags) {
2056 SLIST_FOREACH(lun, &targ->luns, lun_link) {
2057 if (lun->lun_id == csio->ccb_h.target_lun) {
2062 if ((lun != NULL) && (lun->eedp_formatted)) {
2063 req->EEDPBlockSize = htole16(lun->eedp_block_size);
2064 eedp_flags |= (MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG |
2065 MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG |
2066 MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD);
2067 if (sc->mpr_flags & MPR_FLAGS_GEN35_IOC) {
2069 MPI25_SCSIIO_EEDPFLAGS_APPTAG_DISABLE_MODE;
2071 req->EEDPFlags = htole16(eedp_flags);
2074 * If CDB less than 32, fill in Primary Ref Tag with
2075 * low 4 bytes of LBA. If CDB is 32, tag stuff is
2076 * already there. Also, set protection bit. FreeBSD
2077 * currently does not support CDBs bigger than 16, but
2078 * the code doesn't hurt, and will be here for the
2081 if (csio->cdb_len != 32) {
2082 lba_byte = (csio->cdb_len == 16) ? 6 : 2;
2083 ref_tag_addr = (uint8_t *)&req->CDB.EEDP32.
2084 PrimaryReferenceTag;
2085 for (i = 0; i < 4; i++) {
2087 req->CDB.CDB32[lba_byte + i];
2090 req->CDB.EEDP32.PrimaryReferenceTag =
2092 CDB.EEDP32.PrimaryReferenceTag);
2093 req->CDB.EEDP32.PrimaryApplicationTagMask =
2095 req->CDB.CDB32[1] = (req->CDB.CDB32[1] & 0x1F) |
2099 MPI2_SCSIIO_EEDPFLAGS_INC_PRI_APPTAG;
2100 req->EEDPFlags = htole16(eedp_flags);
2101 req->CDB.CDB32[10] = (req->CDB.CDB32[10] &
2107 cm->cm_length = csio->dxfer_len;
2108 if (cm->cm_length != 0) {
2110 cm->cm_flags |= MPR_CM_FLAGS_USE_CCB;
2114 cm->cm_sge = &req->SGL;
2115 cm->cm_sglsize = (32 - 24) * 4;
2116 cm->cm_complete = mprsas_scsiio_complete;
2117 cm->cm_complete_data = ccb;
2119 cm->cm_lun = csio->ccb_h.target_lun;
2122 * If using FP desc type, need to set a bit in IoFlags (SCSI IO is 0)
2123 * and set descriptor type.
2125 if (targ->scsi_req_desc_type ==
2126 MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO) {
2127 req->IoFlags |= MPI25_SCSIIO_IOFLAGS_FAST_PATH;
2128 cm->cm_desc.FastPathSCSIIO.RequestFlags =
2129 MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO;
2130 if (!sc->atomic_desc_capable) {
2131 cm->cm_desc.FastPathSCSIIO.DevHandle =
2132 htole16(targ->handle);
2135 cm->cm_desc.SCSIIO.RequestFlags =
2136 MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO;
2137 if (!sc->atomic_desc_capable)
2138 cm->cm_desc.SCSIIO.DevHandle = htole16(targ->handle);
2141 #if __FreeBSD_version >= 1000029
2142 callout_reset_sbt(&cm->cm_callout, SBT_1MS * ccb->ccb_h.timeout, 0,
2143 mprsas_scsiio_timeout, cm, 0);
2144 #else //__FreeBSD_version < 1000029
2145 callout_reset(&cm->cm_callout, (ccb->ccb_h.timeout * hz) / 1000,
2146 mprsas_scsiio_timeout, cm);
2147 #endif //__FreeBSD_version >= 1000029
2150 targ->outstanding++;
2151 TAILQ_INSERT_TAIL(&targ->commands, cm, cm_link);
2152 ccb->ccb_h.status |= CAM_SIM_QUEUED;
2154 mprsas_log_command(cm, MPR_XINFO, "%s cm %p ccb %p outstanding %u\n",
2155 __func__, cm, ccb, targ->outstanding);
2157 mpr_map_command(sc, cm);
2162 mpr_response_code(struct mpr_softc *sc, u8 response_code)
2166 switch (response_code) {
2167 case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE:
2168 desc = "task management request completed";
2170 case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME:
2171 desc = "invalid frame";
2173 case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED:
2174 desc = "task management request not supported";
2176 case MPI2_SCSITASKMGMT_RSP_TM_FAILED:
2177 desc = "task management request failed";
2179 case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED:
2180 desc = "task management request succeeded";
2182 case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN:
2183 desc = "invalid lun";
2186 desc = "overlapped tag attempted";
2188 case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC:
2189 desc = "task queued, however not sent to target";
2195 mpr_dprint(sc, MPR_XINFO, "response_code(0x%01x): %s\n", response_code,
2200 * mpr_sc_failed_io_info - translated non-succesfull SCSI_IO request
2203 mpr_sc_failed_io_info(struct mpr_softc *sc, struct ccb_scsiio *csio,
2204 Mpi2SCSIIOReply_t *mpi_reply, struct mprsas_target *targ)
2208 u16 ioc_status = le16toh(mpi_reply->IOCStatus) &
2209 MPI2_IOCSTATUS_MASK;
2210 u8 scsi_state = mpi_reply->SCSIState;
2211 u8 scsi_status = mpi_reply->SCSIStatus;
2212 char *desc_ioc_state = NULL;
2213 char *desc_scsi_status = NULL;
2214 char *desc_scsi_state = sc->tmp_string;
2215 u32 log_info = le32toh(mpi_reply->IOCLogInfo);
2217 if (log_info == 0x31170000)
2220 switch (ioc_status) {
2221 case MPI2_IOCSTATUS_SUCCESS:
2222 desc_ioc_state = "success";
2224 case MPI2_IOCSTATUS_INVALID_FUNCTION:
2225 desc_ioc_state = "invalid function";
2227 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR:
2228 desc_ioc_state = "scsi recovered error";
2230 case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE:
2231 desc_ioc_state = "scsi invalid dev handle";
2233 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
2234 desc_ioc_state = "scsi device not there";
2236 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN:
2237 desc_ioc_state = "scsi data overrun";
2239 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN:
2240 desc_ioc_state = "scsi data underrun";
2242 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR:
2243 desc_ioc_state = "scsi io data error";
2245 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR:
2246 desc_ioc_state = "scsi protocol error";
2248 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED:
2249 desc_ioc_state = "scsi task terminated";
2251 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
2252 desc_ioc_state = "scsi residual mismatch";
2254 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
2255 desc_ioc_state = "scsi task mgmt failed";
2257 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED:
2258 desc_ioc_state = "scsi ioc terminated";
2260 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED:
2261 desc_ioc_state = "scsi ext terminated";
2263 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR:
2264 desc_ioc_state = "eedp guard error";
2266 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR:
2267 desc_ioc_state = "eedp ref tag error";
2269 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR:
2270 desc_ioc_state = "eedp app tag error";
2272 case MPI2_IOCSTATUS_INSUFFICIENT_POWER:
2273 desc_ioc_state = "insufficient power";
2276 desc_ioc_state = "unknown";
2280 switch (scsi_status) {
2281 case MPI2_SCSI_STATUS_GOOD:
2282 desc_scsi_status = "good";
2284 case MPI2_SCSI_STATUS_CHECK_CONDITION:
2285 desc_scsi_status = "check condition";
2287 case MPI2_SCSI_STATUS_CONDITION_MET:
2288 desc_scsi_status = "condition met";
2290 case MPI2_SCSI_STATUS_BUSY:
2291 desc_scsi_status = "busy";
2293 case MPI2_SCSI_STATUS_INTERMEDIATE:
2294 desc_scsi_status = "intermediate";
2296 case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET:
2297 desc_scsi_status = "intermediate condmet";
2299 case MPI2_SCSI_STATUS_RESERVATION_CONFLICT:
2300 desc_scsi_status = "reservation conflict";
2302 case MPI2_SCSI_STATUS_COMMAND_TERMINATED:
2303 desc_scsi_status = "command terminated";
2305 case MPI2_SCSI_STATUS_TASK_SET_FULL:
2306 desc_scsi_status = "task set full";
2308 case MPI2_SCSI_STATUS_ACA_ACTIVE:
2309 desc_scsi_status = "aca active";
2311 case MPI2_SCSI_STATUS_TASK_ABORTED:
2312 desc_scsi_status = "task aborted";
2315 desc_scsi_status = "unknown";
2319 desc_scsi_state[0] = '\0';
2321 desc_scsi_state = " ";
2322 if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID)
2323 strcat(desc_scsi_state, "response info ");
2324 if (scsi_state & MPI2_SCSI_STATE_TERMINATED)
2325 strcat(desc_scsi_state, "state terminated ");
2326 if (scsi_state & MPI2_SCSI_STATE_NO_SCSI_STATUS)
2327 strcat(desc_scsi_state, "no status ");
2328 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_FAILED)
2329 strcat(desc_scsi_state, "autosense failed ");
2330 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID)
2331 strcat(desc_scsi_state, "autosense valid ");
2333 mpr_dprint(sc, MPR_XINFO, "\thandle(0x%04x), ioc_status(%s)(0x%04x)\n",
2334 le16toh(mpi_reply->DevHandle), desc_ioc_state, ioc_status);
2335 if (targ->encl_level_valid) {
2336 mpr_dprint(sc, MPR_XINFO, "At enclosure level %d, slot %d, "
2337 "connector name (%4s)\n", targ->encl_level, targ->encl_slot,
2338 targ->connector_name);
2340 /* We can add more detail about underflow data here
2343 mpr_dprint(sc, MPR_XINFO, "\tscsi_status(%s)(0x%02x), "
2344 "scsi_state(%s)(0x%02x)\n", desc_scsi_status, scsi_status,
2345 desc_scsi_state, scsi_state);
2347 if (sc->mpr_debug & MPR_XINFO &&
2348 scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) {
2349 mpr_dprint(sc, MPR_XINFO, "-> Sense Buffer Data : Start :\n");
2350 scsi_sense_print(csio);
2351 mpr_dprint(sc, MPR_XINFO, "-> Sense Buffer Data : End :\n");
2354 if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) {
2355 response_info = le32toh(mpi_reply->ResponseInfo);
2356 response_bytes = (u8 *)&response_info;
2357 mpr_response_code(sc,response_bytes[0]);
2361 /** mprsas_nvme_trans_status_code
2363 * Convert Native NVMe command error status to
2364 * equivalent SCSI error status.
2366 * Returns appropriate scsi_status
2369 mprsas_nvme_trans_status_code(struct nvme_status nvme_status,
2370 struct mpr_command *cm)
2372 u8 status = MPI2_SCSI_STATUS_GOOD;
2373 int skey, asc, ascq;
2374 union ccb *ccb = cm->cm_complete_data;
2375 int returned_sense_len;
2377 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2378 skey = SSD_KEY_ILLEGAL_REQUEST;
2379 asc = SCSI_ASC_NO_SENSE;
2380 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2382 switch (nvme_status.sct) {
2383 case NVME_SCT_GENERIC:
2384 switch (nvme_status.sc) {
2385 case NVME_SC_SUCCESS:
2386 status = MPI2_SCSI_STATUS_GOOD;
2387 skey = SSD_KEY_NO_SENSE;
2388 asc = SCSI_ASC_NO_SENSE;
2389 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2391 case NVME_SC_INVALID_OPCODE:
2392 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2393 skey = SSD_KEY_ILLEGAL_REQUEST;
2394 asc = SCSI_ASC_ILLEGAL_COMMAND;
2395 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2397 case NVME_SC_INVALID_FIELD:
2398 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2399 skey = SSD_KEY_ILLEGAL_REQUEST;
2400 asc = SCSI_ASC_INVALID_CDB;
2401 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2403 case NVME_SC_DATA_TRANSFER_ERROR:
2404 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2405 skey = SSD_KEY_MEDIUM_ERROR;
2406 asc = SCSI_ASC_NO_SENSE;
2407 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2409 case NVME_SC_ABORTED_POWER_LOSS:
2410 status = MPI2_SCSI_STATUS_TASK_ABORTED;
2411 skey = SSD_KEY_ABORTED_COMMAND;
2412 asc = SCSI_ASC_WARNING;
2413 ascq = SCSI_ASCQ_POWER_LOSS_EXPECTED;
2415 case NVME_SC_INTERNAL_DEVICE_ERROR:
2416 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2417 skey = SSD_KEY_HARDWARE_ERROR;
2418 asc = SCSI_ASC_INTERNAL_TARGET_FAILURE;
2419 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2421 case NVME_SC_ABORTED_BY_REQUEST:
2422 case NVME_SC_ABORTED_SQ_DELETION:
2423 case NVME_SC_ABORTED_FAILED_FUSED:
2424 case NVME_SC_ABORTED_MISSING_FUSED:
2425 status = MPI2_SCSI_STATUS_TASK_ABORTED;
2426 skey = SSD_KEY_ABORTED_COMMAND;
2427 asc = SCSI_ASC_NO_SENSE;
2428 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2430 case NVME_SC_INVALID_NAMESPACE_OR_FORMAT:
2431 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2432 skey = SSD_KEY_ILLEGAL_REQUEST;
2433 asc = SCSI_ASC_ACCESS_DENIED_INVALID_LUN_ID;
2434 ascq = SCSI_ASCQ_INVALID_LUN_ID;
2436 case NVME_SC_LBA_OUT_OF_RANGE:
2437 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2438 skey = SSD_KEY_ILLEGAL_REQUEST;
2439 asc = SCSI_ASC_ILLEGAL_BLOCK;
2440 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2442 case NVME_SC_CAPACITY_EXCEEDED:
2443 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2444 skey = SSD_KEY_MEDIUM_ERROR;
2445 asc = SCSI_ASC_NO_SENSE;
2446 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2448 case NVME_SC_NAMESPACE_NOT_READY:
2449 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2450 skey = SSD_KEY_NOT_READY;
2451 asc = SCSI_ASC_LUN_NOT_READY;
2452 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2456 case NVME_SCT_COMMAND_SPECIFIC:
2457 switch (nvme_status.sc) {
2458 case NVME_SC_INVALID_FORMAT:
2459 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2460 skey = SSD_KEY_ILLEGAL_REQUEST;
2461 asc = SCSI_ASC_FORMAT_COMMAND_FAILED;
2462 ascq = SCSI_ASCQ_FORMAT_COMMAND_FAILED;
2464 case NVME_SC_CONFLICTING_ATTRIBUTES:
2465 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2466 skey = SSD_KEY_ILLEGAL_REQUEST;
2467 asc = SCSI_ASC_INVALID_CDB;
2468 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2472 case NVME_SCT_MEDIA_ERROR:
2473 switch (nvme_status.sc) {
2474 case NVME_SC_WRITE_FAULTS:
2475 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2476 skey = SSD_KEY_MEDIUM_ERROR;
2477 asc = SCSI_ASC_PERIPHERAL_DEV_WRITE_FAULT;
2478 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2480 case NVME_SC_UNRECOVERED_READ_ERROR:
2481 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2482 skey = SSD_KEY_MEDIUM_ERROR;
2483 asc = SCSI_ASC_UNRECOVERED_READ_ERROR;
2484 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2486 case NVME_SC_GUARD_CHECK_ERROR:
2487 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2488 skey = SSD_KEY_MEDIUM_ERROR;
2489 asc = SCSI_ASC_LOG_BLOCK_GUARD_CHECK_FAILED;
2490 ascq = SCSI_ASCQ_LOG_BLOCK_GUARD_CHECK_FAILED;
2492 case NVME_SC_APPLICATION_TAG_CHECK_ERROR:
2493 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2494 skey = SSD_KEY_MEDIUM_ERROR;
2495 asc = SCSI_ASC_LOG_BLOCK_APPTAG_CHECK_FAILED;
2496 ascq = SCSI_ASCQ_LOG_BLOCK_APPTAG_CHECK_FAILED;
2498 case NVME_SC_REFERENCE_TAG_CHECK_ERROR:
2499 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2500 skey = SSD_KEY_MEDIUM_ERROR;
2501 asc = SCSI_ASC_LOG_BLOCK_REFTAG_CHECK_FAILED;
2502 ascq = SCSI_ASCQ_LOG_BLOCK_REFTAG_CHECK_FAILED;
2504 case NVME_SC_COMPARE_FAILURE:
2505 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2506 skey = SSD_KEY_MISCOMPARE;
2507 asc = SCSI_ASC_MISCOMPARE_DURING_VERIFY;
2508 ascq = SCSI_ASCQ_CAUSE_NOT_REPORTABLE;
2510 case NVME_SC_ACCESS_DENIED:
2511 status = MPI2_SCSI_STATUS_CHECK_CONDITION;
2512 skey = SSD_KEY_ILLEGAL_REQUEST;
2513 asc = SCSI_ASC_ACCESS_DENIED_INVALID_LUN_ID;
2514 ascq = SCSI_ASCQ_INVALID_LUN_ID;
2520 returned_sense_len = sizeof(struct scsi_sense_data);
2521 if (returned_sense_len < ccb->csio.sense_len)
2522 ccb->csio.sense_resid = ccb->csio.sense_len -
2525 ccb->csio.sense_resid = 0;
2527 scsi_set_sense_data(&ccb->csio.sense_data, SSD_TYPE_FIXED,
2528 1, skey, asc, ascq, SSD_ELEM_NONE);
2529 ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
2534 /** mprsas_complete_nvme_unmap
2536 * Complete native NVMe command issued using NVMe Encapsulated
2540 mprsas_complete_nvme_unmap(struct mpr_softc *sc, struct mpr_command *cm)
2542 Mpi26NVMeEncapsulatedErrorReply_t *mpi_reply;
2543 struct nvme_completion *nvme_completion = NULL;
2544 u8 scsi_status = MPI2_SCSI_STATUS_GOOD;
2546 mpi_reply =(Mpi26NVMeEncapsulatedErrorReply_t *)cm->cm_reply;
2547 if (le16toh(mpi_reply->ErrorResponseCount)){
2548 nvme_completion = (struct nvme_completion *)cm->cm_sense;
2549 scsi_status = mprsas_nvme_trans_status_code(
2550 nvme_completion->status, cm);
2556 mprsas_scsiio_complete(struct mpr_softc *sc, struct mpr_command *cm)
2558 MPI2_SCSI_IO_REPLY *rep;
2560 struct ccb_scsiio *csio;
2561 struct mprsas_softc *sassc;
2562 struct scsi_vpd_supported_page_list *vpd_list = NULL;
2563 u8 *TLR_bits, TLR_on, *scsi_cdb;
2566 struct mprsas_target *target;
2567 target_id_t target_id;
2570 mpr_dprint(sc, MPR_TRACE,
2571 "cm %p SMID %u ccb %p reply %p outstanding %u\n", cm,
2572 cm->cm_desc.Default.SMID, cm->cm_ccb, cm->cm_reply,
2573 cm->cm_targ->outstanding);
2575 callout_stop(&cm->cm_callout);
2576 mtx_assert(&sc->mpr_mtx, MA_OWNED);
2579 ccb = cm->cm_complete_data;
2581 target_id = csio->ccb_h.target_id;
2582 rep = (MPI2_SCSI_IO_REPLY *)cm->cm_reply;
2584 * XXX KDM if the chain allocation fails, does it matter if we do
2585 * the sync and unload here? It is simpler to do it in every case,
2586 * assuming it doesn't cause problems.
2588 if (cm->cm_data != NULL) {
2589 if (cm->cm_flags & MPR_CM_FLAGS_DATAIN)
2590 dir = BUS_DMASYNC_POSTREAD;
2591 else if (cm->cm_flags & MPR_CM_FLAGS_DATAOUT)
2592 dir = BUS_DMASYNC_POSTWRITE;
2593 bus_dmamap_sync(sc->buffer_dmat, cm->cm_dmamap, dir);
2594 bus_dmamap_unload(sc->buffer_dmat, cm->cm_dmamap);
2597 cm->cm_targ->completed++;
2598 cm->cm_targ->outstanding--;
2599 TAILQ_REMOVE(&cm->cm_targ->commands, cm, cm_link);
2600 ccb->ccb_h.status &= ~(CAM_STATUS_MASK | CAM_SIM_QUEUED);
2602 if (cm->cm_state == MPR_CM_STATE_TIMEDOUT) {
2603 TAILQ_REMOVE(&cm->cm_targ->timedout_commands, cm, cm_recovery);
2604 if (cm->cm_reply != NULL)
2605 mprsas_log_command(cm, MPR_RECOVERY,
2606 "completed timedout cm %p ccb %p during recovery "
2607 "ioc %x scsi %x state %x xfer %u\n", cm, cm->cm_ccb,
2608 le16toh(rep->IOCStatus), rep->SCSIStatus,
2609 rep->SCSIState, le32toh(rep->TransferCount));
2611 mprsas_log_command(cm, MPR_RECOVERY,
2612 "completed timedout cm %p ccb %p during recovery\n",
2614 } else if (cm->cm_targ->tm != NULL) {
2615 if (cm->cm_reply != NULL)
2616 mprsas_log_command(cm, MPR_RECOVERY,
2617 "completed cm %p ccb %p during recovery "
2618 "ioc %x scsi %x state %x xfer %u\n",
2619 cm, cm->cm_ccb, le16toh(rep->IOCStatus),
2620 rep->SCSIStatus, rep->SCSIState,
2621 le32toh(rep->TransferCount));
2623 mprsas_log_command(cm, MPR_RECOVERY,
2624 "completed cm %p ccb %p during recovery\n",
2626 } else if ((sc->mpr_flags & MPR_FLAGS_DIAGRESET) != 0) {
2627 mprsas_log_command(cm, MPR_RECOVERY,
2628 "reset completed cm %p ccb %p\n", cm, cm->cm_ccb);
2631 if ((cm->cm_flags & MPR_CM_FLAGS_ERROR_MASK) != 0) {
2633 * We ran into an error after we tried to map the command,
2634 * so we're getting a callback without queueing the command
2635 * to the hardware. So we set the status here, and it will
2636 * be retained below. We'll go through the "fast path",
2637 * because there can be no reply when we haven't actually
2638 * gone out to the hardware.
2640 mprsas_set_ccbstatus(ccb, CAM_REQUEUE_REQ);
2643 * Currently the only error included in the mask is
2644 * MPR_CM_FLAGS_CHAIN_FAILED, which means we're out of
2645 * chain frames. We need to freeze the queue until we get
2646 * a command that completed without this error, which will
2647 * hopefully have some chain frames attached that we can
2648 * use. If we wanted to get smarter about it, we would
2649 * only unfreeze the queue in this condition when we're
2650 * sure that we're getting some chain frames back. That's
2651 * probably unnecessary.
2653 if ((sassc->flags & MPRSAS_QUEUE_FROZEN) == 0) {
2654 xpt_freeze_simq(sassc->sim, 1);
2655 sassc->flags |= MPRSAS_QUEUE_FROZEN;
2656 mpr_dprint(sc, MPR_INFO, "Error sending command, "
2657 "freezing SIM queue\n");
2662 * Point to the SCSI CDB, which is dependent on the CAM_CDB_POINTER
2663 * flag, and use it in a few places in the rest of this function for
2664 * convenience. Use the macro if available.
2666 #if __FreeBSD_version >= 1100103
2667 scsi_cdb = scsiio_cdb_ptr(csio);
2669 if (csio->ccb_h.flags & CAM_CDB_POINTER)
2670 scsi_cdb = csio->cdb_io.cdb_ptr;
2672 scsi_cdb = csio->cdb_io.cdb_bytes;
2676 * If this is a Start Stop Unit command and it was issued by the driver
2677 * during shutdown, decrement the refcount to account for all of the
2678 * commands that were sent. All SSU commands should be completed before
2679 * shutdown completes, meaning SSU_refcount will be 0 after SSU_started
2682 if (sc->SSU_started && (scsi_cdb[0] == START_STOP_UNIT)) {
2683 mpr_dprint(sc, MPR_INFO, "Decrementing SSU count.\n");
2687 /* Take the fast path to completion */
2688 if (cm->cm_reply == NULL) {
2689 if (mprsas_get_ccbstatus(ccb) == CAM_REQ_INPROG) {
2690 if ((sc->mpr_flags & MPR_FLAGS_DIAGRESET) != 0)
2691 mprsas_set_ccbstatus(ccb, CAM_SCSI_BUS_RESET);
2693 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
2694 csio->scsi_status = SCSI_STATUS_OK;
2696 if (sassc->flags & MPRSAS_QUEUE_FROZEN) {
2697 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
2698 sassc->flags &= ~MPRSAS_QUEUE_FROZEN;
2699 mpr_dprint(sc, MPR_XINFO,
2700 "Unfreezing SIM queue\n");
2705 * There are two scenarios where the status won't be
2706 * CAM_REQ_CMP. The first is if MPR_CM_FLAGS_ERROR_MASK is
2707 * set, the second is in the MPR_FLAGS_DIAGRESET above.
2709 if (mprsas_get_ccbstatus(ccb) != CAM_REQ_CMP) {
2711 * Freeze the dev queue so that commands are
2712 * executed in the correct order after error
2715 ccb->ccb_h.status |= CAM_DEV_QFRZN;
2716 xpt_freeze_devq(ccb->ccb_h.path, /*count*/ 1);
2718 mpr_free_command(sc, cm);
2723 target = &sassc->targets[target_id];
2724 if (scsi_cdb[0] == UNMAP &&
2726 (csio->ccb_h.flags & CAM_DATA_MASK) == CAM_DATA_VADDR) {
2727 rep->SCSIStatus = mprsas_complete_nvme_unmap(sc, cm);
2728 csio->scsi_status = rep->SCSIStatus;
2731 mprsas_log_command(cm, MPR_XINFO,
2732 "ioc %x scsi %x state %x xfer %u\n",
2733 le16toh(rep->IOCStatus), rep->SCSIStatus, rep->SCSIState,
2734 le32toh(rep->TransferCount));
2736 switch (le16toh(rep->IOCStatus) & MPI2_IOCSTATUS_MASK) {
2737 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN:
2738 csio->resid = cm->cm_length - le32toh(rep->TransferCount);
2740 case MPI2_IOCSTATUS_SUCCESS:
2741 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR:
2742 if ((le16toh(rep->IOCStatus) & MPI2_IOCSTATUS_MASK) ==
2743 MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR)
2744 mprsas_log_command(cm, MPR_XINFO, "recovered error\n");
2746 /* Completion failed at the transport level. */
2747 if (rep->SCSIState & (MPI2_SCSI_STATE_NO_SCSI_STATUS |
2748 MPI2_SCSI_STATE_TERMINATED)) {
2749 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP_ERR);
2753 /* In a modern packetized environment, an autosense failure
2754 * implies that there's not much else that can be done to
2755 * recover the command.
2757 if (rep->SCSIState & MPI2_SCSI_STATE_AUTOSENSE_FAILED) {
2758 mprsas_set_ccbstatus(ccb, CAM_AUTOSENSE_FAIL);
2763 * CAM doesn't care about SAS Response Info data, but if this is
2764 * the state check if TLR should be done. If not, clear the
2765 * TLR_bits for the target.
2767 if ((rep->SCSIState & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) &&
2768 ((le32toh(rep->ResponseInfo) & MPI2_SCSI_RI_MASK_REASONCODE)
2769 == MPR_SCSI_RI_INVALID_FRAME)) {
2770 sc->mapping_table[target_id].TLR_bits =
2771 (u8)MPI2_SCSIIO_CONTROL_NO_TLR;
2775 * Intentionally override the normal SCSI status reporting
2776 * for these two cases. These are likely to happen in a
2777 * multi-initiator environment, and we want to make sure that
2778 * CAM retries these commands rather than fail them.
2780 if ((rep->SCSIStatus == MPI2_SCSI_STATUS_COMMAND_TERMINATED) ||
2781 (rep->SCSIStatus == MPI2_SCSI_STATUS_TASK_ABORTED)) {
2782 mprsas_set_ccbstatus(ccb, CAM_REQ_ABORTED);
2786 /* Handle normal status and sense */
2787 csio->scsi_status = rep->SCSIStatus;
2788 if (rep->SCSIStatus == MPI2_SCSI_STATUS_GOOD)
2789 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
2791 mprsas_set_ccbstatus(ccb, CAM_SCSI_STATUS_ERROR);
2793 if (rep->SCSIState & MPI2_SCSI_STATE_AUTOSENSE_VALID) {
2794 int sense_len, returned_sense_len;
2796 returned_sense_len = min(le32toh(rep->SenseCount),
2797 sizeof(struct scsi_sense_data));
2798 if (returned_sense_len < csio->sense_len)
2799 csio->sense_resid = csio->sense_len -
2802 csio->sense_resid = 0;
2804 sense_len = min(returned_sense_len,
2805 csio->sense_len - csio->sense_resid);
2806 bzero(&csio->sense_data, sizeof(csio->sense_data));
2807 bcopy(cm->cm_sense, &csio->sense_data, sense_len);
2808 ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
2812 * Check if this is an INQUIRY command. If it's a VPD inquiry,
2813 * and it's page code 0 (Supported Page List), and there is
2814 * inquiry data, and this is for a sequential access device, and
2815 * the device is an SSP target, and TLR is supported by the
2816 * controller, turn the TLR_bits value ON if page 0x90 is
2819 if ((scsi_cdb[0] == INQUIRY) &&
2820 (scsi_cdb[1] & SI_EVPD) &&
2821 (scsi_cdb[2] == SVPD_SUPPORTED_PAGE_LIST) &&
2822 ((csio->ccb_h.flags & CAM_DATA_MASK) == CAM_DATA_VADDR) &&
2823 (csio->data_ptr != NULL) &&
2824 ((csio->data_ptr[0] & 0x1f) == T_SEQUENTIAL) &&
2825 (sc->control_TLR) &&
2826 (sc->mapping_table[target_id].device_info &
2827 MPI2_SAS_DEVICE_INFO_SSP_TARGET)) {
2828 vpd_list = (struct scsi_vpd_supported_page_list *)
2830 TLR_bits = &sc->mapping_table[target_id].TLR_bits;
2831 *TLR_bits = (u8)MPI2_SCSIIO_CONTROL_NO_TLR;
2832 TLR_on = (u8)MPI2_SCSIIO_CONTROL_TLR_ON;
2833 alloc_len = ((u16)scsi_cdb[3] << 8) + scsi_cdb[4];
2834 alloc_len -= csio->resid;
2835 for (i = 0; i < MIN(vpd_list->length, alloc_len); i++) {
2836 if (vpd_list->list[i] == 0x90) {
2844 * If this is a SATA direct-access end device, mark it so that
2845 * a SCSI StartStopUnit command will be sent to it when the
2846 * driver is being shutdown.
2848 if ((scsi_cdb[0] == INQUIRY) &&
2849 (csio->data_ptr != NULL) &&
2850 ((csio->data_ptr[0] & 0x1f) == T_DIRECT) &&
2851 (sc->mapping_table[target_id].device_info &
2852 MPI2_SAS_DEVICE_INFO_SATA_DEVICE) &&
2853 ((sc->mapping_table[target_id].device_info &
2854 MPI2_SAS_DEVICE_INFO_MASK_DEVICE_TYPE) ==
2855 MPI2_SAS_DEVICE_INFO_END_DEVICE)) {
2856 target = &sassc->targets[target_id];
2857 target->supports_SSU = TRUE;
2858 mpr_dprint(sc, MPR_XINFO, "Target %d supports SSU\n",
2862 case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE:
2863 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
2865 * If devinfo is 0 this will be a volume. In that case don't
2866 * tell CAM that the volume is not there. We want volumes to
2867 * be enumerated until they are deleted/removed, not just
2870 if (cm->cm_targ->devinfo == 0)
2871 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
2873 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
2875 case MPI2_IOCSTATUS_INVALID_SGL:
2876 mpr_print_scsiio_cmd(sc, cm);
2877 mprsas_set_ccbstatus(ccb, CAM_UNREC_HBA_ERROR);
2879 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED:
2881 * This is one of the responses that comes back when an I/O
2882 * has been aborted. If it is because of a timeout that we
2883 * initiated, just set the status to CAM_CMD_TIMEOUT.
2884 * Otherwise set it to CAM_REQ_ABORTED. The effect on the
2885 * command is the same (it gets retried, subject to the
2886 * retry counter), the only difference is what gets printed
2889 if (cm->cm_state == MPR_CM_STATE_TIMEDOUT)
2890 mprsas_set_ccbstatus(ccb, CAM_CMD_TIMEOUT);
2892 mprsas_set_ccbstatus(ccb, CAM_REQ_ABORTED);
2894 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN:
2895 /* resid is ignored for this condition */
2897 mprsas_set_ccbstatus(ccb, CAM_DATA_RUN_ERR);
2899 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED:
2900 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED:
2902 * These can sometimes be transient transport-related
2903 * errors, and sometimes persistent drive-related errors.
2904 * We used to retry these without decrementing the retry
2905 * count by returning CAM_REQUEUE_REQ. Unfortunately, if
2906 * we hit a persistent drive problem that returns one of
2907 * these error codes, we would retry indefinitely. So,
2908 * return CAM_REQ_CMP_ERROR so that we decrement the retry
2909 * count and avoid infinite retries. We're taking the
2910 * potential risk of flagging false failures in the event
2911 * of a topology-related error (e.g. a SAS expander problem
2912 * causes a command addressed to a drive to fail), but
2913 * avoiding getting into an infinite retry loop.
2915 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP_ERR);
2916 mprsas_log_command(cm, MPR_INFO,
2917 "terminated ioc %x loginfo %x scsi %x state %x xfer %u\n",
2918 le16toh(rep->IOCStatus), le32toh(rep->IOCLogInfo),
2919 rep->SCSIStatus, rep->SCSIState,
2920 le32toh(rep->TransferCount));
2922 case MPI2_IOCSTATUS_INVALID_FUNCTION:
2923 case MPI2_IOCSTATUS_INTERNAL_ERROR:
2924 case MPI2_IOCSTATUS_INVALID_VPID:
2925 case MPI2_IOCSTATUS_INVALID_FIELD:
2926 case MPI2_IOCSTATUS_INVALID_STATE:
2927 case MPI2_IOCSTATUS_OP_STATE_NOT_SUPPORTED:
2928 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR:
2929 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR:
2930 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
2931 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
2933 mprsas_log_command(cm, MPR_XINFO,
2934 "completed ioc %x loginfo %x scsi %x state %x xfer %u\n",
2935 le16toh(rep->IOCStatus), le32toh(rep->IOCLogInfo),
2936 rep->SCSIStatus, rep->SCSIState,
2937 le32toh(rep->TransferCount));
2938 csio->resid = cm->cm_length;
2940 if (scsi_cdb[0] == UNMAP &&
2942 (csio->ccb_h.flags & CAM_DATA_MASK) == CAM_DATA_VADDR)
2943 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
2945 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP_ERR);
2950 mpr_sc_failed_io_info(sc, csio, rep, cm->cm_targ);
2952 if (sassc->flags & MPRSAS_QUEUE_FROZEN) {
2953 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
2954 sassc->flags &= ~MPRSAS_QUEUE_FROZEN;
2955 mpr_dprint(sc, MPR_XINFO, "Command completed, unfreezing SIM "
2959 if (mprsas_get_ccbstatus(ccb) != CAM_REQ_CMP) {
2960 ccb->ccb_h.status |= CAM_DEV_QFRZN;
2961 xpt_freeze_devq(ccb->ccb_h.path, /*count*/ 1);
2964 mpr_free_command(sc, cm);
2968 #if __FreeBSD_version >= 900026
2970 mprsas_smpio_complete(struct mpr_softc *sc, struct mpr_command *cm)
2972 MPI2_SMP_PASSTHROUGH_REPLY *rpl;
2973 MPI2_SMP_PASSTHROUGH_REQUEST *req;
2977 ccb = cm->cm_complete_data;
2980 * Currently there should be no way we can hit this case. It only
2981 * happens when we have a failure to allocate chain frames, and SMP
2982 * commands require two S/G elements only. That should be handled
2983 * in the standard request size.
2985 if ((cm->cm_flags & MPR_CM_FLAGS_ERROR_MASK) != 0) {
2986 mpr_dprint(sc, MPR_ERROR, "%s: cm_flags = %#x on SMP "
2987 "request!\n", __func__, cm->cm_flags);
2988 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP_ERR);
2992 rpl = (MPI2_SMP_PASSTHROUGH_REPLY *)cm->cm_reply;
2994 mpr_dprint(sc, MPR_ERROR, "%s: NULL cm_reply!\n", __func__);
2995 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP_ERR);
2999 req = (MPI2_SMP_PASSTHROUGH_REQUEST *)cm->cm_req;
3000 sasaddr = le32toh(req->SASAddress.Low);
3001 sasaddr |= ((uint64_t)(le32toh(req->SASAddress.High))) << 32;
3003 if ((le16toh(rpl->IOCStatus) & MPI2_IOCSTATUS_MASK) !=
3004 MPI2_IOCSTATUS_SUCCESS ||
3005 rpl->SASStatus != MPI2_SASSTATUS_SUCCESS) {
3006 mpr_dprint(sc, MPR_XINFO, "%s: IOCStatus %04x SASStatus %02x\n",
3007 __func__, le16toh(rpl->IOCStatus), rpl->SASStatus);
3008 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP_ERR);
3012 mpr_dprint(sc, MPR_XINFO, "%s: SMP request to SAS address %#jx "
3013 "completed successfully\n", __func__, (uintmax_t)sasaddr);
3015 if (ccb->smpio.smp_response[2] == SMP_FR_ACCEPTED)
3016 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
3018 mprsas_set_ccbstatus(ccb, CAM_SMP_STATUS_ERROR);
3022 * We sync in both directions because we had DMAs in the S/G list
3023 * in both directions.
3025 bus_dmamap_sync(sc->buffer_dmat, cm->cm_dmamap,
3026 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
3027 bus_dmamap_unload(sc->buffer_dmat, cm->cm_dmamap);
3028 mpr_free_command(sc, cm);
3033 mprsas_send_smpcmd(struct mprsas_softc *sassc, union ccb *ccb, uint64_t sasaddr)
3035 struct mpr_command *cm;
3036 uint8_t *request, *response;
3037 MPI2_SMP_PASSTHROUGH_REQUEST *req;
3038 struct mpr_softc *sc;
3046 #if (__FreeBSD_version >= 1000028) || \
3047 ((__FreeBSD_version >= 902001) && (__FreeBSD_version < 1000000))
3048 switch (ccb->ccb_h.flags & CAM_DATA_MASK) {
3049 case CAM_DATA_PADDR:
3050 case CAM_DATA_SG_PADDR:
3052 * XXX We don't yet support physical addresses here.
3054 mpr_dprint(sc, MPR_ERROR, "%s: physical addresses not "
3055 "supported\n", __func__);
3056 mprsas_set_ccbstatus(ccb, CAM_REQ_INVALID);
3061 * The chip does not support more than one buffer for the
3062 * request or response.
3064 if ((ccb->smpio.smp_request_sglist_cnt > 1)
3065 || (ccb->smpio.smp_response_sglist_cnt > 1)) {
3066 mpr_dprint(sc, MPR_ERROR, "%s: multiple request or "
3067 "response buffer segments not supported for SMP\n",
3069 mprsas_set_ccbstatus(ccb, CAM_REQ_INVALID);
3075 * The CAM_SCATTER_VALID flag was originally implemented
3076 * for the XPT_SCSI_IO CCB, which only has one data pointer.
3077 * We have two. So, just take that flag to mean that we
3078 * might have S/G lists, and look at the S/G segment count
3079 * to figure out whether that is the case for each individual
3082 if (ccb->smpio.smp_request_sglist_cnt != 0) {
3083 bus_dma_segment_t *req_sg;
3085 req_sg = (bus_dma_segment_t *)ccb->smpio.smp_request;
3086 request = (uint8_t *)(uintptr_t)req_sg[0].ds_addr;
3088 request = ccb->smpio.smp_request;
3090 if (ccb->smpio.smp_response_sglist_cnt != 0) {
3091 bus_dma_segment_t *rsp_sg;
3093 rsp_sg = (bus_dma_segment_t *)ccb->smpio.smp_response;
3094 response = (uint8_t *)(uintptr_t)rsp_sg[0].ds_addr;
3096 response = ccb->smpio.smp_response;
3098 case CAM_DATA_VADDR:
3099 request = ccb->smpio.smp_request;
3100 response = ccb->smpio.smp_response;
3103 mprsas_set_ccbstatus(ccb, CAM_REQ_INVALID);
3107 #else /* __FreeBSD_version < 1000028 */
3109 * XXX We don't yet support physical addresses here.
3111 if (ccb->ccb_h.flags & (CAM_DATA_PHYS|CAM_SG_LIST_PHYS)) {
3112 mpr_dprint(sc, MPR_ERROR, "%s: physical addresses not "
3113 "supported\n", __func__);
3114 mprsas_set_ccbstatus(ccb, CAM_REQ_INVALID);
3120 * If the user wants to send an S/G list, check to make sure they
3121 * have single buffers.
3123 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) {
3125 * The chip does not support more than one buffer for the
3126 * request or response.
3128 if ((ccb->smpio.smp_request_sglist_cnt > 1)
3129 || (ccb->smpio.smp_response_sglist_cnt > 1)) {
3130 mpr_dprint(sc, MPR_ERROR, "%s: multiple request or "
3131 "response buffer segments not supported for SMP\n",
3133 mprsas_set_ccbstatus(ccb, CAM_REQ_INVALID);
3139 * The CAM_SCATTER_VALID flag was originally implemented
3140 * for the XPT_SCSI_IO CCB, which only has one data pointer.
3141 * We have two. So, just take that flag to mean that we
3142 * might have S/G lists, and look at the S/G segment count
3143 * to figure out whether that is the case for each individual
3146 if (ccb->smpio.smp_request_sglist_cnt != 0) {
3147 bus_dma_segment_t *req_sg;
3149 req_sg = (bus_dma_segment_t *)ccb->smpio.smp_request;
3150 request = (uint8_t *)(uintptr_t)req_sg[0].ds_addr;
3152 request = ccb->smpio.smp_request;
3154 if (ccb->smpio.smp_response_sglist_cnt != 0) {
3155 bus_dma_segment_t *rsp_sg;
3157 rsp_sg = (bus_dma_segment_t *)ccb->smpio.smp_response;
3158 response = (uint8_t *)(uintptr_t)rsp_sg[0].ds_addr;
3160 response = ccb->smpio.smp_response;
3162 request = ccb->smpio.smp_request;
3163 response = ccb->smpio.smp_response;
3165 #endif /* __FreeBSD_version < 1000028 */
3167 cm = mpr_alloc_command(sc);
3169 mpr_dprint(sc, MPR_ERROR, "%s: cannot allocate command\n",
3171 mprsas_set_ccbstatus(ccb, CAM_RESRC_UNAVAIL);
3176 req = (MPI2_SMP_PASSTHROUGH_REQUEST *)cm->cm_req;
3177 bzero(req, sizeof(*req));
3178 req->Function = MPI2_FUNCTION_SMP_PASSTHROUGH;
3180 /* Allow the chip to use any route to this SAS address. */
3181 req->PhysicalPort = 0xff;
3183 req->RequestDataLength = htole16(ccb->smpio.smp_request_len);
3185 MPI2_SGLFLAGS_SYSTEM_ADDRESS_SPACE | MPI2_SGLFLAGS_SGL_TYPE_MPI;
3187 mpr_dprint(sc, MPR_XINFO, "%s: sending SMP request to SAS address "
3188 "%#jx\n", __func__, (uintmax_t)sasaddr);
3190 mpr_init_sge(cm, req, &req->SGL);
3193 * Set up a uio to pass into mpr_map_command(). This allows us to
3194 * do one map command, and one busdma call in there.
3196 cm->cm_uio.uio_iov = cm->cm_iovec;
3197 cm->cm_uio.uio_iovcnt = 2;
3198 cm->cm_uio.uio_segflg = UIO_SYSSPACE;
3201 * The read/write flag isn't used by busdma, but set it just in
3202 * case. This isn't exactly accurate, either, since we're going in
3205 cm->cm_uio.uio_rw = UIO_WRITE;
3207 cm->cm_iovec[0].iov_base = request;
3208 cm->cm_iovec[0].iov_len = le16toh(req->RequestDataLength);
3209 cm->cm_iovec[1].iov_base = response;
3210 cm->cm_iovec[1].iov_len = ccb->smpio.smp_response_len;
3212 cm->cm_uio.uio_resid = cm->cm_iovec[0].iov_len +
3213 cm->cm_iovec[1].iov_len;
3216 * Trigger a warning message in mpr_data_cb() for the user if we
3217 * wind up exceeding two S/G segments. The chip expects one
3218 * segment for the request and another for the response.
3220 cm->cm_max_segs = 2;
3222 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
3223 cm->cm_complete = mprsas_smpio_complete;
3224 cm->cm_complete_data = ccb;
3227 * Tell the mapping code that we're using a uio, and that this is
3228 * an SMP passthrough request. There is a little special-case
3229 * logic there (in mpr_data_cb()) to handle the bidirectional
3232 cm->cm_flags |= MPR_CM_FLAGS_USE_UIO | MPR_CM_FLAGS_SMP_PASS |
3233 MPR_CM_FLAGS_DATAIN | MPR_CM_FLAGS_DATAOUT;
3235 /* The chip data format is little endian. */
3236 req->SASAddress.High = htole32(sasaddr >> 32);
3237 req->SASAddress.Low = htole32(sasaddr);
3240 * XXX Note that we don't have a timeout/abort mechanism here.
3241 * From the manual, it looks like task management requests only
3242 * work for SCSI IO and SATA passthrough requests. We may need to
3243 * have a mechanism to retry requests in the event of a chip reset
3244 * at least. Hopefully the chip will insure that any errors short
3245 * of that are relayed back to the driver.
3247 error = mpr_map_command(sc, cm);
3248 if ((error != 0) && (error != EINPROGRESS)) {
3249 mpr_dprint(sc, MPR_ERROR, "%s: error %d returned from "
3250 "mpr_map_command()\n", __func__, error);
3257 mpr_free_command(sc, cm);
3258 mprsas_set_ccbstatus(ccb, CAM_RESRC_UNAVAIL);
3264 mprsas_action_smpio(struct mprsas_softc *sassc, union ccb *ccb)
3266 struct mpr_softc *sc;
3267 struct mprsas_target *targ;
3268 uint64_t sasaddr = 0;
3273 * Make sure the target exists.
3275 KASSERT(ccb->ccb_h.target_id < sassc->maxtargets,
3276 ("Target %d out of bounds in XPT_SMP_IO\n", ccb->ccb_h.target_id));
3277 targ = &sassc->targets[ccb->ccb_h.target_id];
3278 if (targ->handle == 0x0) {
3279 mpr_dprint(sc, MPR_ERROR, "%s: target %d does not exist!\n",
3280 __func__, ccb->ccb_h.target_id);
3281 mprsas_set_ccbstatus(ccb, CAM_SEL_TIMEOUT);
3287 * If this device has an embedded SMP target, we'll talk to it
3289 * figure out what the expander's address is.
3291 if ((targ->devinfo & MPI2_SAS_DEVICE_INFO_SMP_TARGET) != 0)
3292 sasaddr = targ->sasaddr;
3295 * If we don't have a SAS address for the expander yet, try
3296 * grabbing it from the page 0x83 information cached in the
3297 * transport layer for this target. LSI expanders report the
3298 * expander SAS address as the port-associated SAS address in
3299 * Inquiry VPD page 0x83. Maxim expanders don't report it in page
3302 * XXX KDM disable this for now, but leave it commented out so that
3303 * it is obvious that this is another possible way to get the SAS
3306 * The parent handle method below is a little more reliable, and
3307 * the other benefit is that it works for devices other than SES
3308 * devices. So you can send a SMP request to a da(4) device and it
3309 * will get routed to the expander that device is attached to.
3310 * (Assuming the da(4) device doesn't contain an SMP target...)
3314 sasaddr = xpt_path_sas_addr(ccb->ccb_h.path);
3318 * If we still don't have a SAS address for the expander, look for
3319 * the parent device of this device, which is probably the expander.
3322 #ifdef OLD_MPR_PROBE
3323 struct mprsas_target *parent_target;
3326 if (targ->parent_handle == 0x0) {
3327 mpr_dprint(sc, MPR_ERROR, "%s: handle %d does not have "
3328 "a valid parent handle!\n", __func__, targ->handle);
3329 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
3332 #ifdef OLD_MPR_PROBE
3333 parent_target = mprsas_find_target_by_handle(sassc, 0,
3334 targ->parent_handle);
3336 if (parent_target == NULL) {
3337 mpr_dprint(sc, MPR_ERROR, "%s: handle %d does not have "
3338 "a valid parent target!\n", __func__, targ->handle);
3339 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
3343 if ((parent_target->devinfo &
3344 MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0) {
3345 mpr_dprint(sc, MPR_ERROR, "%s: handle %d parent %d "
3346 "does not have an SMP target!\n", __func__,
3347 targ->handle, parent_target->handle);
3348 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
3352 sasaddr = parent_target->sasaddr;
3353 #else /* OLD_MPR_PROBE */
3354 if ((targ->parent_devinfo &
3355 MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0) {
3356 mpr_dprint(sc, MPR_ERROR, "%s: handle %d parent %d "
3357 "does not have an SMP target!\n", __func__,
3358 targ->handle, targ->parent_handle);
3359 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
3363 if (targ->parent_sasaddr == 0x0) {
3364 mpr_dprint(sc, MPR_ERROR, "%s: handle %d parent handle "
3365 "%d does not have a valid SAS address!\n", __func__,
3366 targ->handle, targ->parent_handle);
3367 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
3371 sasaddr = targ->parent_sasaddr;
3372 #endif /* OLD_MPR_PROBE */
3377 mpr_dprint(sc, MPR_INFO, "%s: unable to find SAS address for "
3378 "handle %d\n", __func__, targ->handle);
3379 mprsas_set_ccbstatus(ccb, CAM_DEV_NOT_THERE);
3382 mprsas_send_smpcmd(sassc, ccb, sasaddr);
3390 #endif //__FreeBSD_version >= 900026
3393 mprsas_action_resetdev(struct mprsas_softc *sassc, union ccb *ccb)
3395 MPI2_SCSI_TASK_MANAGE_REQUEST *req;
3396 struct mpr_softc *sc;
3397 struct mpr_command *tm;
3398 struct mprsas_target *targ;
3400 MPR_FUNCTRACE(sassc->sc);
3401 mtx_assert(&sassc->sc->mpr_mtx, MA_OWNED);
3403 KASSERT(ccb->ccb_h.target_id < sassc->maxtargets, ("Target %d out of "
3404 "bounds in XPT_RESET_DEV\n", ccb->ccb_h.target_id));
3406 tm = mpr_alloc_command(sc);
3408 mpr_dprint(sc, MPR_ERROR, "command alloc failure in "
3409 "mprsas_action_resetdev\n");
3410 mprsas_set_ccbstatus(ccb, CAM_RESRC_UNAVAIL);
3415 targ = &sassc->targets[ccb->ccb_h.target_id];
3416 req = (MPI2_SCSI_TASK_MANAGE_REQUEST *)tm->cm_req;
3417 req->DevHandle = htole16(targ->handle);
3418 req->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
3419 req->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
3421 /* SAS Hard Link Reset / SATA Link Reset */
3422 req->MsgFlags = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET;
3425 tm->cm_desc.HighPriority.RequestFlags =
3426 MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY;
3427 tm->cm_complete = mprsas_resetdev_complete;
3428 tm->cm_complete_data = ccb;
3430 mpr_dprint(sc, MPR_INFO, "%s: Sending reset for target ID %d\n",
3431 __func__, targ->tid);
3433 targ->flags |= MPRSAS_TARGET_INRESET;
3435 mpr_map_command(sc, tm);
3439 mprsas_resetdev_complete(struct mpr_softc *sc, struct mpr_command *tm)
3441 MPI2_SCSI_TASK_MANAGE_REPLY *resp;
3445 mtx_assert(&sc->mpr_mtx, MA_OWNED);
3447 resp = (MPI2_SCSI_TASK_MANAGE_REPLY *)tm->cm_reply;
3448 ccb = tm->cm_complete_data;
3451 * Currently there should be no way we can hit this case. It only
3452 * happens when we have a failure to allocate chain frames, and
3453 * task management commands don't have S/G lists.
3455 if ((tm->cm_flags & MPR_CM_FLAGS_ERROR_MASK) != 0) {
3456 MPI2_SCSI_TASK_MANAGE_REQUEST *req;
3458 req = (MPI2_SCSI_TASK_MANAGE_REQUEST *)tm->cm_req;
3460 mpr_dprint(sc, MPR_ERROR, "%s: cm_flags = %#x for reset of "
3461 "handle %#04x! This should not happen!\n", __func__,
3462 tm->cm_flags, req->DevHandle);
3463 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP_ERR);
3467 mpr_dprint(sc, MPR_XINFO, "%s: IOCStatus = 0x%x ResponseCode = 0x%x\n",
3468 __func__, le16toh(resp->IOCStatus), le32toh(resp->ResponseCode));
3470 if (le32toh(resp->ResponseCode) == MPI2_SCSITASKMGMT_RSP_TM_COMPLETE) {
3471 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP);
3472 mprsas_announce_reset(sc, AC_SENT_BDR, tm->cm_targ->tid,
3476 mprsas_set_ccbstatus(ccb, CAM_REQ_CMP_ERR);
3480 mprsas_free_tm(sc, tm);
3485 mprsas_poll(struct cam_sim *sim)
3487 struct mprsas_softc *sassc;
3489 sassc = cam_sim_softc(sim);
3491 if (sassc->sc->mpr_debug & MPR_TRACE) {
3492 /* frequent debug messages during a panic just slow
3493 * everything down too much.
3495 mpr_dprint(sassc->sc, MPR_XINFO, "%s clearing MPR_TRACE\n",
3497 sassc->sc->mpr_debug &= ~MPR_TRACE;
3500 mpr_intr_locked(sassc->sc);
3504 mprsas_async(void *callback_arg, uint32_t code, struct cam_path *path,
3507 struct mpr_softc *sc;
3509 sc = (struct mpr_softc *)callback_arg;
3512 #if (__FreeBSD_version >= 1000006) || \
3513 ((__FreeBSD_version >= 901503) && (__FreeBSD_version < 1000000))
3514 case AC_ADVINFO_CHANGED: {
3515 struct mprsas_target *target;
3516 struct mprsas_softc *sassc;
3517 struct scsi_read_capacity_data_long rcap_buf;
3518 struct ccb_dev_advinfo cdai;
3519 struct mprsas_lun *lun;
3524 buftype = (uintptr_t)arg;
3530 * We're only interested in read capacity data changes.
3532 if (buftype != CDAI_TYPE_RCAPLONG)
3536 * See the comment in mpr_attach_sas() for a detailed
3537 * explanation. In these versions of FreeBSD we register
3538 * for all events and filter out the events that don't
3541 #if (__FreeBSD_version < 1000703) || \
3542 ((__FreeBSD_version >= 1100000) && (__FreeBSD_version < 1100002))
3543 if (xpt_path_path_id(path) != sassc->sim->path_id)
3548 * We should have a handle for this, but check to make sure.
3550 KASSERT(xpt_path_target_id(path) < sassc->maxtargets,
3551 ("Target %d out of bounds in mprsas_async\n",
3552 xpt_path_target_id(path)));
3553 target = &sassc->targets[xpt_path_target_id(path)];
3554 if (target->handle == 0)
3557 lunid = xpt_path_lun_id(path);
3559 SLIST_FOREACH(lun, &target->luns, lun_link) {
3560 if (lun->lun_id == lunid) {
3566 if (found_lun == 0) {
3567 lun = malloc(sizeof(struct mprsas_lun), M_MPR,
3570 mpr_dprint(sc, MPR_ERROR, "Unable to alloc "
3571 "LUN for EEDP support.\n");
3574 lun->lun_id = lunid;
3575 SLIST_INSERT_HEAD(&target->luns, lun, lun_link);
3578 bzero(&rcap_buf, sizeof(rcap_buf));
3579 xpt_setup_ccb(&cdai.ccb_h, path, CAM_PRIORITY_NORMAL);
3580 cdai.ccb_h.func_code = XPT_DEV_ADVINFO;
3581 cdai.ccb_h.flags = CAM_DIR_IN;
3582 cdai.buftype = CDAI_TYPE_RCAPLONG;
3583 #if (__FreeBSD_version >= 1100061) || \
3584 ((__FreeBSD_version >= 1001510) && (__FreeBSD_version < 1100000))
3585 cdai.flags = CDAI_FLAG_NONE;
3589 cdai.bufsiz = sizeof(rcap_buf);
3590 cdai.buf = (uint8_t *)&rcap_buf;
3591 xpt_action((union ccb *)&cdai);
3592 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0)
3593 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE);
3595 if ((mprsas_get_ccbstatus((union ccb *)&cdai) == CAM_REQ_CMP)
3596 && (rcap_buf.prot & SRC16_PROT_EN)) {
3597 lun->eedp_formatted = TRUE;
3598 lun->eedp_block_size = scsi_4btoul(rcap_buf.length);
3600 lun->eedp_formatted = FALSE;
3601 lun->eedp_block_size = 0;
3606 case AC_FOUND_DEVICE: {
3607 struct ccb_getdev *cgd;
3610 * See the comment in mpr_attach_sas() for a detailed
3611 * explanation. In these versions of FreeBSD we register
3612 * for all events and filter out the events that don't
3615 #if (__FreeBSD_version < 1000703) || \
3616 ((__FreeBSD_version >= 1100000) && (__FreeBSD_version < 1100002))
3617 if (xpt_path_path_id(path) != sc->sassc->sim->path_id)
3622 #if (__FreeBSD_version < 901503) || \
3623 ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000006))
3624 mprsas_check_eedp(sc, path, cgd);
3633 #if (__FreeBSD_version < 901503) || \
3634 ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000006))
3636 mprsas_check_eedp(struct mpr_softc *sc, struct cam_path *path,
3637 struct ccb_getdev *cgd)
3639 struct mprsas_softc *sassc = sc->sassc;
3640 struct ccb_scsiio *csio;
3641 struct scsi_read_capacity_16 *scsi_cmd;
3642 struct scsi_read_capacity_eedp *rcap_buf;
3644 target_id_t targetid;
3647 struct cam_path *local_path;
3648 struct mprsas_target *target;
3649 struct mprsas_lun *lun;
3653 pathid = cam_sim_path(sassc->sim);
3654 targetid = xpt_path_target_id(path);
3655 lunid = xpt_path_lun_id(path);
3657 KASSERT(targetid < sassc->maxtargets, ("Target %d out of bounds in "
3658 "mprsas_check_eedp\n", targetid));
3659 target = &sassc->targets[targetid];
3660 if (target->handle == 0x0)
3664 * Determine if the device is EEDP capable.
3666 * If this flag is set in the inquiry data, the device supports
3667 * protection information, and must support the 16 byte read capacity
3668 * command, otherwise continue without sending read cap 16.
3670 if ((cgd->inq_data.spc3_flags & SPC3_SID_PROTECT) == 0)
3674 * Issue a READ CAPACITY 16 command. This info is used to determine if
3675 * the LUN is formatted for EEDP support.
3677 ccb = xpt_alloc_ccb_nowait();
3679 mpr_dprint(sc, MPR_ERROR, "Unable to alloc CCB for EEDP "
3684 if (xpt_create_path(&local_path, xpt_periph, pathid, targetid, lunid) !=
3686 mpr_dprint(sc, MPR_ERROR, "Unable to create path for EEDP "
3693 * If LUN is already in list, don't create a new one.
3696 SLIST_FOREACH(lun, &target->luns, lun_link) {
3697 if (lun->lun_id == lunid) {
3703 lun = malloc(sizeof(struct mprsas_lun), M_MPR,
3706 mpr_dprint(sc, MPR_ERROR, "Unable to alloc LUN for "
3708 xpt_free_path(local_path);
3712 lun->lun_id = lunid;
3713 SLIST_INSERT_HEAD(&target->luns, lun, lun_link);
3716 xpt_path_string(local_path, path_str, sizeof(path_str));
3717 mpr_dprint(sc, MPR_INFO, "Sending read cap: path %s handle %d\n",
3718 path_str, target->handle);
3721 * Issue a READ CAPACITY 16 command for the LUN. The
3722 * mprsas_read_cap_done function will load the read cap info into the
3725 rcap_buf = malloc(sizeof(struct scsi_read_capacity_eedp), M_MPR,
3727 if (rcap_buf == NULL) {
3728 mpr_dprint(sc, MPR_ERROR, "Unable to alloc read capacity "
3729 "buffer for EEDP support.\n");
3730 xpt_free_path(ccb->ccb_h.path);
3734 xpt_setup_ccb(&ccb->ccb_h, local_path, CAM_PRIORITY_XPT);
3736 csio->ccb_h.func_code = XPT_SCSI_IO;
3737 csio->ccb_h.flags = CAM_DIR_IN;
3738 csio->ccb_h.retry_count = 4;
3739 csio->ccb_h.cbfcnp = mprsas_read_cap_done;
3740 csio->ccb_h.timeout = 60000;
3741 csio->data_ptr = (uint8_t *)rcap_buf;
3742 csio->dxfer_len = sizeof(struct scsi_read_capacity_eedp);
3743 csio->sense_len = MPR_SENSE_LEN;
3744 csio->cdb_len = sizeof(*scsi_cmd);
3745 csio->tag_action = MSG_SIMPLE_Q_TAG;
3747 scsi_cmd = (struct scsi_read_capacity_16 *)&csio->cdb_io.cdb_bytes;
3748 bzero(scsi_cmd, sizeof(*scsi_cmd));
3749 scsi_cmd->opcode = 0x9E;
3750 scsi_cmd->service_action = SRC16_SERVICE_ACTION;
3751 ((uint8_t *)scsi_cmd)[13] = sizeof(struct scsi_read_capacity_eedp);
3753 ccb->ccb_h.ppriv_ptr1 = sassc;
3758 mprsas_read_cap_done(struct cam_periph *periph, union ccb *done_ccb)
3760 struct mprsas_softc *sassc;
3761 struct mprsas_target *target;
3762 struct mprsas_lun *lun;
3763 struct scsi_read_capacity_eedp *rcap_buf;
3765 if (done_ccb == NULL)
3768 /* Driver need to release devq, it Scsi command is
3769 * generated by driver internally.
3770 * Currently there is a single place where driver
3771 * calls scsi command internally. In future if driver
3772 * calls more scsi command internally, it needs to release
3773 * devq internally, since those command will not go back to
3776 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) ) {
3777 done_ccb->ccb_h.status &= ~CAM_DEV_QFRZN;
3778 xpt_release_devq(done_ccb->ccb_h.path,
3779 /*count*/ 1, /*run_queue*/TRUE);
3782 rcap_buf = (struct scsi_read_capacity_eedp *)done_ccb->csio.data_ptr;
3785 * Get the LUN ID for the path and look it up in the LUN list for the
3788 sassc = (struct mprsas_softc *)done_ccb->ccb_h.ppriv_ptr1;
3789 KASSERT(done_ccb->ccb_h.target_id < sassc->maxtargets, ("Target %d out "
3790 "of bounds in mprsas_read_cap_done\n", done_ccb->ccb_h.target_id));
3791 target = &sassc->targets[done_ccb->ccb_h.target_id];
3792 SLIST_FOREACH(lun, &target->luns, lun_link) {
3793 if (lun->lun_id != done_ccb->ccb_h.target_lun)
3797 * Got the LUN in the target's LUN list. Fill it in with EEDP
3798 * info. If the READ CAP 16 command had some SCSI error (common
3799 * if command is not supported), mark the lun as not supporting
3800 * EEDP and set the block size to 0.
3802 if ((mprsas_get_ccbstatus(done_ccb) != CAM_REQ_CMP) ||
3803 (done_ccb->csio.scsi_status != SCSI_STATUS_OK)) {
3804 lun->eedp_formatted = FALSE;
3805 lun->eedp_block_size = 0;
3809 if (rcap_buf->protect & 0x01) {
3810 mpr_dprint(sassc->sc, MPR_INFO, "LUN %d for target ID "
3811 "%d is formatted for EEDP support.\n",
3812 done_ccb->ccb_h.target_lun,
3813 done_ccb->ccb_h.target_id);
3814 lun->eedp_formatted = TRUE;
3815 lun->eedp_block_size = scsi_4btoul(rcap_buf->length);
3820 // Finished with this CCB and path.
3821 free(rcap_buf, M_MPR);
3822 xpt_free_path(done_ccb->ccb_h.path);
3823 xpt_free_ccb(done_ccb);
3825 #endif /* (__FreeBSD_version < 901503) || \
3826 ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000006)) */
3829 mprsas_prepare_for_tm(struct mpr_softc *sc, struct mpr_command *tm,
3830 struct mprsas_target *target, lun_id_t lun_id)
3836 * Set the INRESET flag for this target so that no I/O will be sent to
3837 * the target until the reset has completed. If an I/O request does
3838 * happen, the devq will be frozen. The CCB holds the path which is
3839 * used to release the devq. The devq is released and the CCB is freed
3840 * when the TM completes.
3842 ccb = xpt_alloc_ccb_nowait();
3844 path_id = cam_sim_path(sc->sassc->sim);
3845 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, path_id,
3846 target->tid, lun_id) != CAM_REQ_CMP) {
3850 tm->cm_targ = target;
3851 target->flags |= MPRSAS_TARGET_INRESET;
3857 mprsas_startup(struct mpr_softc *sc)
3860 * Send the port enable message and set the wait_for_port_enable flag.
3861 * This flag helps to keep the simq frozen until all discovery events
3864 sc->wait_for_port_enable = 1;
3865 mprsas_send_portenable(sc);
3870 mprsas_send_portenable(struct mpr_softc *sc)
3872 MPI2_PORT_ENABLE_REQUEST *request;
3873 struct mpr_command *cm;
3877 if ((cm = mpr_alloc_command(sc)) == NULL)
3879 request = (MPI2_PORT_ENABLE_REQUEST *)cm->cm_req;
3880 request->Function = MPI2_FUNCTION_PORT_ENABLE;
3881 request->MsgFlags = 0;
3883 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
3884 cm->cm_complete = mprsas_portenable_complete;
3888 mpr_map_command(sc, cm);
3889 mpr_dprint(sc, MPR_XINFO,
3890 "mpr_send_portenable finished cm %p req %p complete %p\n",
3891 cm, cm->cm_req, cm->cm_complete);
3896 mprsas_portenable_complete(struct mpr_softc *sc, struct mpr_command *cm)
3898 MPI2_PORT_ENABLE_REPLY *reply;
3899 struct mprsas_softc *sassc;
3905 * Currently there should be no way we can hit this case. It only
3906 * happens when we have a failure to allocate chain frames, and
3907 * port enable commands don't have S/G lists.
3909 if ((cm->cm_flags & MPR_CM_FLAGS_ERROR_MASK) != 0) {
3910 mpr_dprint(sc, MPR_ERROR, "%s: cm_flags = %#x for port enable! "
3911 "This should not happen!\n", __func__, cm->cm_flags);
3914 reply = (MPI2_PORT_ENABLE_REPLY *)cm->cm_reply;
3916 mpr_dprint(sc, MPR_FAULT, "Portenable NULL reply\n");
3917 else if (le16toh(reply->IOCStatus & MPI2_IOCSTATUS_MASK) !=
3918 MPI2_IOCSTATUS_SUCCESS)
3919 mpr_dprint(sc, MPR_FAULT, "Portenable failed\n");
3921 mpr_free_command(sc, cm);
3922 if (sc->mpr_ich.ich_arg != NULL) {
3923 mpr_dprint(sc, MPR_XINFO, "disestablish config intrhook\n");
3924 config_intrhook_disestablish(&sc->mpr_ich);
3925 sc->mpr_ich.ich_arg = NULL;
3929 * Done waiting for port enable to complete. Decrement the refcount.
3930 * If refcount is 0, discovery is complete and a rescan of the bus can
3933 sc->wait_for_port_enable = 0;
3934 sc->port_enable_complete = 1;
3935 wakeup(&sc->port_enable_complete);
3936 mprsas_startup_decrement(sassc);
3940 mprsas_check_id(struct mprsas_softc *sassc, int id)
3942 struct mpr_softc *sc = sassc->sc;
3946 ids = &sc->exclude_ids[0];
3947 while((name = strsep(&ids, ",")) != NULL) {
3948 if (name[0] == '\0')
3950 if (strtol(name, NULL, 0) == (long)id)
3958 mprsas_realloc_targets(struct mpr_softc *sc, int maxtargets)
3960 struct mprsas_softc *sassc;
3961 struct mprsas_lun *lun, *lun_tmp;
3962 struct mprsas_target *targ;
3967 * The number of targets is based on IOC Facts, so free all of
3968 * the allocated LUNs for each target and then the target buffer
3971 for (i=0; i< maxtargets; i++) {
3972 targ = &sassc->targets[i];
3973 SLIST_FOREACH_SAFE(lun, &targ->luns, lun_link, lun_tmp) {
3977 free(sassc->targets, M_MPR);
3979 sassc->targets = malloc(sizeof(struct mprsas_target) * maxtargets,
3980 M_MPR, M_WAITOK|M_ZERO);
3981 if (!sassc->targets) {
3982 panic("%s failed to alloc targets with error %d\n",