2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2011-2015 LSI Corp.
5 * Copyright (c) 2013-2015 Avago Technologies
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * Avago Technologies (LSI) MPT-Fusion Host Adapter FreeBSD
32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
35 /* Communications core for Avago Technologies (LSI) MPT2 */
37 /* TODO Move headers to mpsvar */
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>
52 #include <sys/queue.h>
53 #include <sys/kthread.h>
54 #include <sys/taskqueue.h>
56 #include <sys/reboot.h>
58 #include <machine/bus.h>
59 #include <machine/resource.h>
62 #include <machine/stdarg.h>
65 #include <cam/cam_ccb.h>
66 #include <cam/cam_debug.h>
67 #include <cam/cam_sim.h>
68 #include <cam/cam_xpt_sim.h>
69 #include <cam/cam_xpt_periph.h>
70 #include <cam/cam_periph.h>
71 #include <cam/scsi/scsi_all.h>
72 #include <cam/scsi/scsi_message.h>
74 #include <dev/mps/mpi/mpi2_type.h>
75 #include <dev/mps/mpi/mpi2.h>
76 #include <dev/mps/mpi/mpi2_ioc.h>
77 #include <dev/mps/mpi/mpi2_sas.h>
78 #include <dev/mps/mpi/mpi2_cnfg.h>
79 #include <dev/mps/mpi/mpi2_init.h>
80 #include <dev/mps/mpi/mpi2_raid.h>
81 #include <dev/mps/mpi/mpi2_tool.h>
82 #include <dev/mps/mps_ioctl.h>
83 #include <dev/mps/mpsvar.h>
84 #include <dev/mps/mps_table.h>
85 #include <dev/mps/mps_sas.h>
87 /* For Hashed SAS Address creation for SATA Drives */
88 #define MPT2SAS_SN_LEN 20
89 #define MPT2SAS_MN_LEN 40
91 struct mps_fw_event_work {
94 TAILQ_ENTRY(mps_fw_event_work) ev_link;
97 union _sata_sas_address {
106 * define the IDENTIFY DEVICE structure
108 struct _ata_identify_device_data {
109 u16 reserved1[10]; /* 0-9 */
110 u16 serial_number[10]; /* 10-19 */
111 u16 reserved2[7]; /* 20-26 */
112 u16 model_number[20]; /* 27-46*/
113 u16 reserved3[170]; /* 47-216 */
114 u16 rotational_speed; /* 217 */
115 u16 reserved4[38]; /* 218-255 */
117 static u32 event_count;
118 static void mpssas_fw_work(struct mps_softc *sc,
119 struct mps_fw_event_work *fw_event);
120 static void mpssas_fw_event_free(struct mps_softc *,
121 struct mps_fw_event_work *);
122 static int mpssas_add_device(struct mps_softc *sc, u16 handle, u8 linkrate);
123 static int mpssas_get_sata_identify(struct mps_softc *sc, u16 handle,
124 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz,
126 static void mpssas_ata_id_timeout(struct mps_softc *, struct mps_command *);
127 int mpssas_get_sas_address_for_sata_disk(struct mps_softc *sc,
128 u64 *sas_address, u16 handle, u32 device_info, u8 *is_SATA_SSD);
129 static int mpssas_volume_add(struct mps_softc *sc,
131 static void mpssas_SSU_to_SATA_devices(struct mps_softc *sc, int howto);
132 static void mpssas_stop_unit_done(struct cam_periph *periph,
133 union ccb *done_ccb);
136 mpssas_evt_handler(struct mps_softc *sc, uintptr_t data,
137 MPI2_EVENT_NOTIFICATION_REPLY *event)
139 struct mps_fw_event_work *fw_event;
142 mps_dprint(sc, MPS_TRACE, "%s\n", __func__);
143 MPS_DPRINT_EVENT(sc, sas, event);
144 mpssas_record_event(sc, event);
146 fw_event = malloc(sizeof(struct mps_fw_event_work), M_MPT2,
149 printf("%s: allocate failed for fw_event\n", __func__);
152 sz = le16toh(event->EventDataLength) * 4;
153 fw_event->event_data = malloc(sz, M_MPT2, M_ZERO|M_NOWAIT);
154 if (!fw_event->event_data) {
155 printf("%s: allocate failed for event_data\n", __func__);
156 free(fw_event, M_MPT2);
160 bcopy(event->EventData, fw_event->event_data, sz);
161 fw_event->event = event->Event;
162 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST ||
163 event->Event == MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE ||
164 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) &&
165 sc->track_mapping_events)
166 sc->pending_map_events++;
169 * When wait_for_port_enable flag is set, make sure that all the events
170 * are processed. Increment the startup_refcount and decrement it after
171 * events are processed.
173 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST ||
174 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) &&
175 sc->wait_for_port_enable)
176 mpssas_startup_increment(sc->sassc);
178 TAILQ_INSERT_TAIL(&sc->sassc->ev_queue, fw_event, ev_link);
179 taskqueue_enqueue(sc->sassc->ev_tq, &sc->sassc->ev_task);
184 mpssas_fw_event_free(struct mps_softc *sc, struct mps_fw_event_work *fw_event)
187 free(fw_event->event_data, M_MPT2);
188 free(fw_event, M_MPT2);
192 * _mps_fw_work - delayed task for processing firmware events
193 * @sc: per adapter object
194 * @fw_event: The fw_event_work object
200 mpssas_fw_work(struct mps_softc *sc, struct mps_fw_event_work *fw_event)
202 struct mpssas_softc *sassc;
205 mps_dprint(sc, MPS_EVENT, "(%d)->(%s) Working on Event: [%x]\n",
206 event_count++,__func__,fw_event->event);
207 switch (fw_event->event) {
208 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST:
210 MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *data;
211 MPI2_EVENT_SAS_TOPO_PHY_ENTRY *phy;
214 data = (MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *)
215 fw_event->event_data;
217 mps_mapping_topology_change_event(sc, fw_event->event_data);
219 for (i = 0; i < data->NumEntries; i++) {
221 switch (phy->PhyStatus & MPI2_EVENT_SAS_TOPO_RC_MASK) {
222 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED:
223 if (mpssas_add_device(sc,
224 le16toh(phy->AttachedDevHandle),
226 mps_dprint(sc, MPS_ERROR, "%s: "
227 "failed to add device with handle "
229 le16toh(phy->AttachedDevHandle));
230 mpssas_prepare_remove(sassc, le16toh(
231 phy->AttachedDevHandle));
234 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING:
235 mpssas_prepare_remove(sassc,le16toh(
236 phy->AttachedDevHandle));
238 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
239 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE:
240 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING:
246 * refcount was incremented for this event in
247 * mpssas_evt_handler. Decrement it here because the event has
250 mpssas_startup_decrement(sassc);
253 case MPI2_EVENT_SAS_DISCOVERY:
255 MPI2_EVENT_DATA_SAS_DISCOVERY *data;
257 data = (MPI2_EVENT_DATA_SAS_DISCOVERY *)fw_event->event_data;
259 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_STARTED)
260 mps_dprint(sc, MPS_TRACE,"SAS discovery start event\n");
261 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_COMPLETED) {
262 mps_dprint(sc, MPS_TRACE,"SAS discovery stop event\n");
263 sassc->flags &= ~MPSSAS_IN_DISCOVERY;
264 mpssas_discovery_end(sassc);
268 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
270 Mpi2EventDataSasEnclDevStatusChange_t *data;
271 data = (Mpi2EventDataSasEnclDevStatusChange_t *)
272 fw_event->event_data;
273 mps_mapping_enclosure_dev_status_change_event(sc,
274 fw_event->event_data);
277 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
279 Mpi2EventIrConfigElement_t *element;
282 Mpi2EventDataIrConfigChangeList_t *event_data;
283 struct mpssas_target *targ;
286 event_data = fw_event->event_data;
287 foreign_config = (le32toh(event_data->Flags) &
288 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0;
291 (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
292 id = mps_mapping_get_raid_tid_from_handle(sc,
293 element->VolDevHandle);
295 mps_mapping_ir_config_change_event(sc, event_data);
297 for (i = 0; i < event_data->NumElements; i++, element++) {
298 switch (element->ReasonCode) {
299 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
300 case MPI2_EVENT_IR_CHANGE_RC_ADDED:
301 if (!foreign_config) {
302 if (mpssas_volume_add(sc,
303 le16toh(element->VolDevHandle))){
304 printf("%s: failed to add RAID "
305 "volume with handle 0x%x\n",
306 __func__, le16toh(element->
311 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
312 case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
314 * Rescan after volume is deleted or removed.
316 if (!foreign_config) {
317 if (id == MPS_MAP_BAD_ID) {
318 printf("%s: could not get ID "
319 "for volume with handle "
320 "0x%04x\n", __func__,
321 le16toh(element->VolDevHandle));
325 targ = &sassc->targets[id];
327 targ->encl_slot = 0x0;
328 targ->encl_handle = 0x0;
329 targ->exp_dev_handle = 0x0;
331 targ->linkrate = 0x0;
332 mpssas_rescan_target(sc, targ);
333 printf("RAID target id 0x%x removed\n",
337 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
338 case MPI2_EVENT_IR_CHANGE_RC_HIDE:
340 * Phys Disk of a volume has been created. Hide
343 targ = mpssas_find_target_by_handle(sassc, 0,
344 element->PhysDiskDevHandle);
349 * Set raid component flags only if it is not
350 * WD. OR WrapDrive with
351 * WD_HIDE_ALWAYS/WD_HIDE_IF_VOLUME is set in
354 if((!sc->WD_available) ||
355 ((sc->WD_available &&
356 (sc->WD_hide_expose == MPS_WD_HIDE_ALWAYS)) ||
357 (sc->WD_valid_config && (sc->WD_hide_expose ==
358 MPS_WD_HIDE_IF_VOLUME)))) {
359 targ->flags |= MPS_TARGET_FLAGS_RAID_COMPONENT;
361 mpssas_rescan_target(sc, targ);
364 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED:
366 * Phys Disk of a volume has been deleted.
367 * Expose it to the OS.
369 if (mpssas_add_device(sc,
370 le16toh(element->PhysDiskDevHandle), 0)){
371 printf("%s: failed to add device with "
372 "handle 0x%x\n", __func__,
373 le16toh(element->PhysDiskDevHandle));
374 mpssas_prepare_remove(sassc, le16toh(element->
381 * refcount was incremented for this event in
382 * mpssas_evt_handler. Decrement it here because the event has
385 mpssas_startup_decrement(sassc);
388 case MPI2_EVENT_IR_VOLUME:
390 Mpi2EventDataIrVolume_t *event_data = fw_event->event_data;
393 * Informational only.
395 mps_dprint(sc, MPS_EVENT, "Received IR Volume event:\n");
396 switch (event_data->ReasonCode) {
397 case MPI2_EVENT_IR_VOLUME_RC_SETTINGS_CHANGED:
398 mps_dprint(sc, MPS_EVENT, " Volume Settings "
399 "changed from 0x%x to 0x%x for Volome with "
400 "handle 0x%x", le32toh(event_data->PreviousValue),
401 le32toh(event_data->NewValue),
402 le16toh(event_data->VolDevHandle));
404 case MPI2_EVENT_IR_VOLUME_RC_STATUS_FLAGS_CHANGED:
405 mps_dprint(sc, MPS_EVENT, " Volume Status "
406 "changed from 0x%x to 0x%x for Volome with "
407 "handle 0x%x", le32toh(event_data->PreviousValue),
408 le32toh(event_data->NewValue),
409 le16toh(event_data->VolDevHandle));
411 case MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED:
412 mps_dprint(sc, MPS_EVENT, " Volume State "
413 "changed from 0x%x to 0x%x for Volome with "
414 "handle 0x%x", le32toh(event_data->PreviousValue),
415 le32toh(event_data->NewValue),
416 le16toh(event_data->VolDevHandle));
418 struct mpssas_target *targ;
419 state = le32toh(event_data->NewValue);
421 case MPI2_RAID_VOL_STATE_MISSING:
422 case MPI2_RAID_VOL_STATE_FAILED:
423 mpssas_prepare_volume_remove(sassc, event_data->
427 case MPI2_RAID_VOL_STATE_ONLINE:
428 case MPI2_RAID_VOL_STATE_DEGRADED:
429 case MPI2_RAID_VOL_STATE_OPTIMAL:
430 targ = mpssas_find_target_by_handle(sassc, 0, event_data->VolDevHandle);
432 printf("%s %d: Volume handle 0x%x is already added \n",
433 __func__, __LINE__ , event_data->VolDevHandle);
436 if (mpssas_volume_add(sc, le16toh(event_data->VolDevHandle))) {
437 printf("%s: failed to add RAID "
438 "volume with handle 0x%x\n",
439 __func__, le16toh(event_data->
452 case MPI2_EVENT_IR_PHYSICAL_DISK:
454 Mpi2EventDataIrPhysicalDisk_t *event_data =
455 fw_event->event_data;
456 struct mpssas_target *targ;
459 * Informational only.
461 mps_dprint(sc, MPS_EVENT, "Received IR Phys Disk event:\n");
462 switch (event_data->ReasonCode) {
463 case MPI2_EVENT_IR_PHYSDISK_RC_SETTINGS_CHANGED:
464 mps_dprint(sc, MPS_EVENT, " Phys Disk Settings "
465 "changed from 0x%x to 0x%x for Phys Disk Number "
466 "%d and handle 0x%x at Enclosure handle 0x%x, Slot "
467 "%d", le32toh(event_data->PreviousValue),
468 le32toh(event_data->NewValue),
469 event_data->PhysDiskNum,
470 le16toh(event_data->PhysDiskDevHandle),
471 le16toh(event_data->EnclosureHandle), le16toh(event_data->Slot));
473 case MPI2_EVENT_IR_PHYSDISK_RC_STATUS_FLAGS_CHANGED:
474 mps_dprint(sc, MPS_EVENT, " Phys Disk Status changed "
475 "from 0x%x to 0x%x for Phys Disk Number %d and "
476 "handle 0x%x at Enclosure handle 0x%x, Slot %d",
477 le32toh(event_data->PreviousValue),
478 le32toh(event_data->NewValue), event_data->PhysDiskNum,
479 le16toh(event_data->PhysDiskDevHandle),
480 le16toh(event_data->EnclosureHandle), le16toh(event_data->Slot));
482 case MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED:
483 mps_dprint(sc, MPS_EVENT, " Phys Disk State changed "
484 "from 0x%x to 0x%x for Phys Disk Number %d and "
485 "handle 0x%x at Enclosure handle 0x%x, Slot %d",
486 le32toh(event_data->PreviousValue),
487 le32toh(event_data->NewValue), event_data->PhysDiskNum,
488 le16toh(event_data->PhysDiskDevHandle),
489 le16toh(event_data->EnclosureHandle), le16toh(event_data->Slot));
490 switch (event_data->NewValue) {
491 case MPI2_RAID_PD_STATE_ONLINE:
492 case MPI2_RAID_PD_STATE_DEGRADED:
493 case MPI2_RAID_PD_STATE_REBUILDING:
494 case MPI2_RAID_PD_STATE_OPTIMAL:
495 case MPI2_RAID_PD_STATE_HOT_SPARE:
496 targ = mpssas_find_target_by_handle(sassc, 0,
497 event_data->PhysDiskDevHandle);
499 if(!sc->WD_available) {
500 targ->flags |= MPS_TARGET_FLAGS_RAID_COMPONENT;
501 printf("%s %d: Found Target for handle 0x%x. \n",
502 __func__, __LINE__ , event_data->PhysDiskDevHandle);
503 } else if ((sc->WD_available &&
504 (sc->WD_hide_expose == MPS_WD_HIDE_ALWAYS)) ||
505 (sc->WD_valid_config && (sc->WD_hide_expose ==
506 MPS_WD_HIDE_IF_VOLUME))) {
507 targ->flags |= MPS_TARGET_FLAGS_RAID_COMPONENT;
508 printf("%s %d: WD: Found Target for handle 0x%x. \n",
509 __func__, __LINE__ , event_data->PhysDiskDevHandle);
513 case MPI2_RAID_PD_STATE_OFFLINE:
514 case MPI2_RAID_PD_STATE_NOT_CONFIGURED:
515 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE:
517 targ = mpssas_find_target_by_handle(sassc, 0,
518 event_data->PhysDiskDevHandle);
520 targ->flags |= ~MPS_TARGET_FLAGS_RAID_COMPONENT;
521 printf("%s %d: Found Target for handle 0x%x. \n",
522 __func__, __LINE__ , event_data->PhysDiskDevHandle);
531 case MPI2_EVENT_IR_OPERATION_STATUS:
533 Mpi2EventDataIrOperationStatus_t *event_data =
534 fw_event->event_data;
537 * Informational only.
539 mps_dprint(sc, MPS_EVENT, "Received IR Op Status event:\n");
540 mps_dprint(sc, MPS_EVENT, " RAID Operation of %d is %d "
541 "percent complete for Volume with handle 0x%x",
542 event_data->RAIDOperation, event_data->PercentComplete,
543 le16toh(event_data->VolDevHandle));
546 case MPI2_EVENT_LOG_ENTRY_ADDED:
548 pMpi2EventDataLogEntryAdded_t logEntry;
549 uint16_t logQualifier;
552 logEntry = (pMpi2EventDataLogEntryAdded_t)fw_event->event_data;
553 logQualifier = logEntry->LogEntryQualifier;
555 if (logQualifier == MPI2_WD_LOG_ENTRY) {
556 logCode = logEntry->LogData[0];
559 case MPI2_WD_SSD_THROTTLING:
560 printf("WarpDrive Warning: IO Throttling has "
561 "occurred in the WarpDrive subsystem. "
562 "Check WarpDrive documentation for "
563 "additional details\n");
565 case MPI2_WD_DRIVE_LIFE_WARN:
566 printf("WarpDrive Warning: Program/Erase "
567 "Cycles for the WarpDrive subsystem in "
568 "degraded range. Check WarpDrive "
569 "documentation for additional details\n");
571 case MPI2_WD_DRIVE_LIFE_DEAD:
572 printf("WarpDrive Fatal Error: There are no "
573 "Program/Erase Cycles for the WarpDrive "
574 "subsystem. The storage device will be in "
575 "read-only mode. Check WarpDrive "
576 "documentation for additional details\n");
578 case MPI2_WD_RAIL_MON_FAIL:
579 printf("WarpDrive Fatal Error: The Backup Rail "
580 "Monitor has failed on the WarpDrive "
581 "subsystem. Check WarpDrive documentation "
582 "for additional details\n");
590 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
591 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE:
593 mps_dprint(sc, MPS_TRACE,"Unhandled event 0x%0X\n",
597 mps_dprint(sc, MPS_EVENT, "(%d)->(%s) Event Free: [%x]\n",event_count,__func__, fw_event->event);
598 mpssas_fw_event_free(sc, fw_event);
602 mpssas_firmware_event_work(void *arg, int pending)
604 struct mps_fw_event_work *fw_event;
605 struct mps_softc *sc;
607 sc = (struct mps_softc *)arg;
609 while ((fw_event = TAILQ_FIRST(&sc->sassc->ev_queue)) != NULL) {
610 TAILQ_REMOVE(&sc->sassc->ev_queue, fw_event, ev_link);
611 mpssas_fw_work(sc, fw_event);
617 mpssas_add_device(struct mps_softc *sc, u16 handle, u8 linkrate){
619 struct mpssas_softc *sassc;
620 struct mpssas_target *targ;
621 Mpi2ConfigReply_t mpi_reply;
622 Mpi2SasDevicePage0_t config_page;
623 uint64_t sas_address;
624 uint64_t parent_sas_address = 0;
625 u32 device_info, parent_devinfo = 0;
627 int ret = 1, error = 0, i;
628 struct mpssas_lun *lun;
630 struct mps_command *cm;
633 mpssas_startup_increment(sassc);
634 if (mps_config_get_sas_device_pg0(sc, &mpi_reply, &config_page,
635 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle) != 0) {
636 mps_dprint(sc, MPS_INFO|MPS_MAPPING|MPS_FAULT,
637 "Error reading SAS device %#x page0, iocstatus= 0x%x\n",
638 handle, mpi_reply.IOCStatus);
643 device_info = le32toh(config_page.DeviceInfo);
645 if (((device_info & MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0)
646 && (le16toh(config_page.ParentDevHandle) != 0)) {
647 Mpi2ConfigReply_t tmp_mpi_reply;
648 Mpi2SasDevicePage0_t parent_config_page;
650 if (mps_config_get_sas_device_pg0(sc, &tmp_mpi_reply,
651 &parent_config_page, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
652 le16toh(config_page.ParentDevHandle)) != 0) {
653 mps_dprint(sc, MPS_MAPPING|MPS_FAULT,
654 "Error reading parent SAS device %#x page0, "
656 le16toh(config_page.ParentDevHandle),
657 tmp_mpi_reply.IOCStatus);
659 parent_sas_address = parent_config_page.SASAddress.High;
660 parent_sas_address = (parent_sas_address << 32) |
661 parent_config_page.SASAddress.Low;
662 parent_devinfo = le32toh(parent_config_page.DeviceInfo);
665 /* TODO Check proper endianness */
666 sas_address = config_page.SASAddress.High;
667 sas_address = (sas_address << 32) | config_page.SASAddress.Low;
668 mps_dprint(sc, MPS_MAPPING, "Handle 0x%04x SAS Address from SAS device "
669 "page0 = %jx\n", handle, sas_address);
672 * Always get SATA Identify information because this is used to
673 * determine if Start/Stop Unit should be sent to the drive when the
674 * system is shutdown.
676 if (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) {
677 ret = mpssas_get_sas_address_for_sata_disk(sc, &sas_address,
678 handle, device_info, &is_SATA_SSD);
680 mps_dprint(sc, MPS_MAPPING|MPS_ERROR,
681 "%s: failed to get disk type (SSD or HDD) for SATA "
682 "device with handle 0x%04x\n",
685 mps_dprint(sc, MPS_MAPPING, "Handle 0x%04x SAS Address "
686 "from SATA device = %jx\n", handle, sas_address);
692 * 1 - use the PhyNum field as a fallback to the mapping logic
693 * 0 - never use the PhyNum field
694 * -1 - only use the PhyNum field
696 * Note that using the Phy number to map a device can cause device adds
697 * to fail if multiple enclosures/expanders are in the topology. For
698 * example, if two devices are in the same slot number in two different
699 * enclosures within the topology, only one of those devices will be
700 * added. PhyNum mapping should not be used if multiple enclosures are
704 if (sc->use_phynum != -1)
705 id = mps_mapping_get_tid(sc, sas_address, handle);
706 if (id == MPS_MAP_BAD_ID) {
707 if ((sc->use_phynum == 0)
708 || ((id = config_page.PhyNum) > sassc->maxtargets)) {
709 mps_dprint(sc, MPS_INFO, "failure at %s:%d/%s()! "
710 "Could not get ID for device with handle 0x%04x\n",
711 __FILE__, __LINE__, __func__, handle);
716 mps_dprint(sc, MPS_MAPPING, "%s: Target ID for added device is %d.\n",
720 * Only do the ID check and reuse check if the target is not from a
721 * RAID Component. For Physical Disks of a Volume, the ID will be reused
722 * when a volume is deleted because the mapping entry for the PD will
723 * still be in the mapping table. The ID check should not be done here
724 * either since this PD is already being used.
726 targ = &sassc->targets[id];
727 if (!(targ->flags & MPS_TARGET_FLAGS_RAID_COMPONENT)) {
728 if (mpssas_check_id(sassc, id) != 0) {
729 mps_dprint(sc, MPS_MAPPING|MPS_INFO,
730 "Excluding target id %d\n", id);
735 if (targ->handle != 0x0) {
736 mps_dprint(sc, MPS_MAPPING, "Attempting to reuse "
737 "target id %d handle 0x%04x\n", id, targ->handle);
743 targ->devinfo = device_info;
744 targ->devname = le32toh(config_page.DeviceName.High);
745 targ->devname = (targ->devname << 32) |
746 le32toh(config_page.DeviceName.Low);
747 targ->encl_handle = le16toh(config_page.EnclosureHandle);
748 targ->encl_slot = le16toh(config_page.Slot);
749 targ->handle = handle;
750 targ->parent_handle = le16toh(config_page.ParentDevHandle);
751 targ->sasaddr = mps_to_u64(&config_page.SASAddress);
752 targ->parent_sasaddr = le64toh(parent_sas_address);
753 targ->parent_devinfo = parent_devinfo;
755 targ->linkrate = (linkrate>>4);
758 targ->flags = MPS_TARGET_IS_SATA_SSD;
760 TAILQ_INIT(&targ->commands);
761 TAILQ_INIT(&targ->timedout_commands);
762 while(!SLIST_EMPTY(&targ->luns)) {
763 lun = SLIST_FIRST(&targ->luns);
764 SLIST_REMOVE_HEAD(&targ->luns, lun_link);
767 SLIST_INIT(&targ->luns);
769 mps_describe_devinfo(targ->devinfo, devstring, 80);
770 mps_dprint(sc, MPS_MAPPING, "Found device <%s> <%s> <0x%04x> <%d/%d>\n",
771 devstring, mps_describe_table(mps_linkrate_names, targ->linkrate),
772 targ->handle, targ->encl_handle, targ->encl_slot);
774 mpssas_rescan_target(sc, targ);
775 mps_dprint(sc, MPS_MAPPING, "Target id 0x%x added\n", targ->tid);
778 * Check all commands to see if the SATA_ID_TIMEOUT flag has been set.
779 * If so, send a Target Reset TM to the target that was just created.
780 * An Abort Task TM should be used instead of a Target Reset, but that
781 * would be much more difficult because targets have not been fully
782 * discovered yet, and LUN's haven't been setup. So, just reset the
783 * target instead of the LUN.
785 for (i = 1; i < sc->num_reqs; i++) {
786 cm = &sc->commands[i];
787 if (cm->cm_flags & MPS_CM_FLAGS_SATA_ID_TIMEOUT) {
789 cm->cm_flags |= MPS_CM_FLAGS_TIMEDOUT;
791 if ((targ->tm = mpssas_alloc_tm(sc)) != NULL) {
792 mps_dprint(sc, MPS_INFO, "%s: sending Target "
793 "Reset for stuck SATA identify command "
794 "(cm = %p)\n", __func__, cm);
795 targ->tm->cm_targ = targ;
796 mpssas_send_reset(sc, targ->tm,
797 MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET);
799 mps_dprint(sc, MPS_ERROR, "Failed to allocate "
800 "tm for Target Reset after SATA ID command "
801 "timed out (cm %p)\n", cm);
804 * No need to check for more since the target is
805 * already being reset.
812 * Free the commands that may not have been freed from the SATA ID call
814 for (i = 1; i < sc->num_reqs; i++) {
815 cm = &sc->commands[i];
816 if (cm->cm_flags & MPS_CM_FLAGS_SATA_ID_TIMEOUT) {
817 free(cm->cm_data, M_MPT2);
818 mps_free_command(sc, cm);
821 mpssas_startup_decrement(sassc);
826 mpssas_get_sas_address_for_sata_disk(struct mps_softc *sc,
827 u64 *sas_address, u16 handle, u32 device_info, u8 *is_SATA_SSD)
829 Mpi2SataPassthroughReply_t mpi_reply;
830 int i, rc, try_count;
832 union _sata_sas_address hash_address;
833 struct _ata_identify_device_data ata_identify;
834 u8 buffer[MPT2SAS_MN_LEN + MPT2SAS_SN_LEN];
838 memset(&ata_identify, 0, sizeof(ata_identify));
841 rc = mpssas_get_sata_identify(sc, handle, &mpi_reply,
842 (char *)&ata_identify, sizeof(ata_identify), device_info);
844 ioc_status = le16toh(mpi_reply.IOCStatus)
845 & MPI2_IOCSTATUS_MASK;
846 sas_status = mpi_reply.SASStatus;
847 switch (ioc_status) {
848 case MPI2_IOCSTATUS_SUCCESS:
850 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR:
851 /* No sense sleeping. this error won't get better */
854 if (sc->spinup_wait_time > 0) {
855 mps_dprint(sc, MPS_INFO, "Sleeping %d seconds "
856 "after SATA ID error to wait for spinup\n",
857 sc->spinup_wait_time);
858 msleep(&sc->msleep_fake_chan, &sc->mps_mtx, 0,
859 "mpsid", sc->spinup_wait_time * hz);
862 } while (((rc && (rc != EWOULDBLOCK)) ||
864 (ioc_status != MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR))
865 || sas_status) && (try_count < 5));
867 if (rc == 0 && !ioc_status && !sas_status) {
868 mps_dprint(sc, MPS_MAPPING, "%s: got SATA identify "
869 "successfully for handle = 0x%x with try_count = %d\n",
870 __func__, handle, try_count);
872 mps_dprint(sc, MPS_MAPPING, "%s: handle = 0x%x failed\n",
876 /* Copy & byteswap the 40 byte model number to a buffer */
877 for (i = 0; i < MPT2SAS_MN_LEN; i += 2) {
878 buffer[i] = ((u8 *)ata_identify.model_number)[i + 1];
879 buffer[i + 1] = ((u8 *)ata_identify.model_number)[i];
881 /* Copy & byteswap the 20 byte serial number to a buffer */
882 for (i = 0; i < MPT2SAS_SN_LEN; i += 2) {
883 buffer[MPT2SAS_MN_LEN + i] =
884 ((u8 *)ata_identify.serial_number)[i + 1];
885 buffer[MPT2SAS_MN_LEN + i + 1] =
886 ((u8 *)ata_identify.serial_number)[i];
888 bufferptr = (u32 *)buffer;
889 /* There are 60 bytes to hash down to 8. 60 isn't divisible by 8,
890 * so loop through the first 56 bytes (7*8),
891 * and then add in the last dword.
893 hash_address.word.low = 0;
894 hash_address.word.high = 0;
895 for (i = 0; (i < ((MPT2SAS_MN_LEN+MPT2SAS_SN_LEN)/8)); i++) {
896 hash_address.word.low += *bufferptr;
898 hash_address.word.high += *bufferptr;
901 /* Add the last dword */
902 hash_address.word.low += *bufferptr;
903 /* Make sure the hash doesn't start with 5, because it could clash
904 * with a SAS address. Change 5 to a D.
906 if ((hash_address.word.high & 0x000000F0) == (0x00000050))
907 hash_address.word.high |= 0x00000080;
908 *sas_address = (u64)hash_address.wwid[0] << 56 |
909 (u64)hash_address.wwid[1] << 48 | (u64)hash_address.wwid[2] << 40 |
910 (u64)hash_address.wwid[3] << 32 | (u64)hash_address.wwid[4] << 24 |
911 (u64)hash_address.wwid[5] << 16 | (u64)hash_address.wwid[6] << 8 |
912 (u64)hash_address.wwid[7];
913 if (ata_identify.rotational_speed == 1) {
921 mpssas_get_sata_identify(struct mps_softc *sc, u16 handle,
922 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, u32 devinfo)
924 Mpi2SataPassthroughRequest_t *mpi_request;
925 Mpi2SataPassthroughReply_t *reply = NULL;
926 struct mps_command *cm;
930 buffer = malloc( sz, M_MPT2, M_NOWAIT | M_ZERO);
934 if ((cm = mps_alloc_command(sc)) == NULL) {
935 free(buffer, M_MPT2);
938 mpi_request = (MPI2_SATA_PASSTHROUGH_REQUEST *)cm->cm_req;
939 bzero(mpi_request,sizeof(MPI2_SATA_PASSTHROUGH_REQUEST));
940 mpi_request->Function = MPI2_FUNCTION_SATA_PASSTHROUGH;
941 mpi_request->VF_ID = 0;
942 mpi_request->DevHandle = htole16(handle);
943 mpi_request->PassthroughFlags = (MPI2_SATA_PT_REQ_PT_FLAGS_PIO |
944 MPI2_SATA_PT_REQ_PT_FLAGS_READ);
945 mpi_request->DataLength = htole32(sz);
946 mpi_request->CommandFIS[0] = 0x27;
947 mpi_request->CommandFIS[1] = 0x80;
948 mpi_request->CommandFIS[2] = (devinfo &
949 MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? 0xA1 : 0xEC;
950 cm->cm_sge = &mpi_request->SGL;
951 cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION);
952 cm->cm_flags = MPS_CM_FLAGS_SGE_SIMPLE | MPS_CM_FLAGS_DATAIN;
953 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
954 cm->cm_data = buffer;
955 cm->cm_length = htole32(sz);
958 * Use a custom handler to avoid reinit'ing the controller on timeout.
959 * This fixes a problem where the FW does not send a reply sometimes
960 * when a bad disk is in the topology. So, this is used to timeout the
961 * command so that processing can continue normally.
963 cm->cm_timeout_handler = mpssas_ata_id_timeout;
965 error = mps_wait_command(sc, &cm, MPS_ATA_ID_TIMEOUT, CAN_SLEEP);
967 /* mpssas_ata_id_timeout does not reset controller */
968 KASSERT(cm != NULL, ("%s: surprise command freed", __func__));
970 reply = (Mpi2SataPassthroughReply_t *)cm->cm_reply;
971 if (error || (reply == NULL)) {
974 * If the request returns an error then we need to do a diag
977 mps_dprint(sc, MPS_INFO|MPS_FAULT|MPS_MAPPING,
978 "Request for SATA PASSTHROUGH page completed with error %d\n",
983 bcopy(buffer, id_buffer, sz);
984 bcopy(reply, mpi_reply, sizeof(Mpi2SataPassthroughReply_t));
985 if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) !=
986 MPI2_IOCSTATUS_SUCCESS) {
987 mps_dprint(sc, MPS_INFO|MPS_MAPPING|MPS_FAULT,
988 "Error reading device %#x SATA PASSTHRU; iocstatus= 0x%x\n",
989 handle, reply->IOCStatus);
995 * If the SATA_ID_TIMEOUT flag has been set for this command, don't free
996 * it. The command and buffer will be freed after sending an Abort
999 if ((cm->cm_flags & MPS_CM_FLAGS_SATA_ID_TIMEOUT) == 0) {
1000 mps_free_command(sc, cm);
1001 free(buffer, M_MPT2);
1007 mpssas_ata_id_timeout(struct mps_softc *sc, struct mps_command *cm)
1010 mps_dprint(sc, MPS_INFO, "%s ATA ID command timeout cm %p sc %p\n",
1014 * The Abort Task cannot be sent from here because the driver has not
1015 * completed setting up targets. Instead, the command is flagged so
1016 * that special handling will be used to send the abort. Now that
1017 * this command has timed out, it's no longer in the queue.
1019 cm->cm_flags |= MPS_CM_FLAGS_SATA_ID_TIMEOUT;
1020 cm->cm_state = MPS_CM_STATE_BUSY;
1024 mpssas_volume_add(struct mps_softc *sc, u16 handle)
1026 struct mpssas_softc *sassc;
1027 struct mpssas_target *targ;
1031 struct mpssas_lun *lun;
1034 mpssas_startup_increment(sassc);
1035 /* wwid is endian safe */
1036 mps_config_get_volume_wwid(sc, handle, &wwid);
1038 printf("%s: invalid WWID; cannot add volume to mapping table\n",
1044 id = mps_mapping_get_raid_tid(sc, wwid, handle);
1045 if (id == MPS_MAP_BAD_ID) {
1046 printf("%s: could not get ID for volume with handle 0x%04x and "
1047 "WWID 0x%016llx\n", __func__, handle,
1048 (unsigned long long)wwid);
1053 targ = &sassc->targets[id];
1055 targ->handle = handle;
1056 targ->devname = wwid;
1057 TAILQ_INIT(&targ->commands);
1058 TAILQ_INIT(&targ->timedout_commands);
1059 while(!SLIST_EMPTY(&targ->luns)) {
1060 lun = SLIST_FIRST(&targ->luns);
1061 SLIST_REMOVE_HEAD(&targ->luns, lun_link);
1064 SLIST_INIT(&targ->luns);
1065 mpssas_rescan_target(sc, targ);
1066 mps_dprint(sc, MPS_MAPPING, "RAID target id %d added (WWID = 0x%jx)\n",
1069 mpssas_startup_decrement(sassc);
1074 * mpssas_SSU_to_SATA_devices
1075 * @sc: per adapter object
1076 * @howto: mast of RB_* bits for how we're rebooting
1078 * Looks through the target list and issues a StartStopUnit SCSI command to each
1079 * SATA direct-access device. This helps to ensure that data corruption is
1080 * avoided when the system is being shut down. This must be called after the IR
1081 * System Shutdown RAID Action is sent if in IR mode.
1086 mpssas_SSU_to_SATA_devices(struct mps_softc *sc, int howto)
1088 struct mpssas_softc *sassc = sc->sassc;
1090 path_id_t pathid = cam_sim_path(sassc->sim);
1091 target_id_t targetid;
1092 struct mpssas_target *target;
1097 * For each target, issue a StartStopUnit command to stop the device.
1099 sc->SSU_started = TRUE;
1100 sc->SSU_refcount = 0;
1101 for (targetid = 0; targetid < sc->max_devices; targetid++) {
1102 target = &sassc->targets[targetid];
1103 if (target->handle == 0x0) {
1107 ccb = xpt_alloc_ccb_nowait();
1109 mps_dprint(sc, MPS_FAULT, "Unable to alloc CCB to stop "
1115 * The stop_at_shutdown flag will be set if this device is
1116 * a SATA direct-access end device.
1118 if (target->stop_at_shutdown) {
1119 if (xpt_create_path(&ccb->ccb_h.path,
1120 xpt_periph, pathid, targetid,
1121 CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
1122 mps_dprint(sc, MPS_FAULT, "Unable to create "
1123 "LUN path to stop unit.\n");
1127 xpt_path_string(ccb->ccb_h.path, path_str,
1130 mps_dprint(sc, MPS_INFO, "Sending StopUnit: path %s "
1131 "handle %d\n", path_str, target->handle);
1134 * Issue a START STOP UNIT command for the target.
1135 * Increment the SSU counter to be used to count the
1136 * number of required replies.
1138 mps_dprint(sc, MPS_INFO, "Incrementing SSU count\n");
1140 ccb->ccb_h.target_id =
1141 xpt_path_target_id(ccb->ccb_h.path);
1142 ccb->ccb_h.ppriv_ptr1 = sassc;
1143 scsi_start_stop(&ccb->csio,
1145 mpssas_stop_unit_done,
1157 * Timeout after 60 seconds by default or 10 seconds if howto has
1158 * RB_NOSYNC set which indicates we're likely handling a panic.
1161 if (howto & RB_NOSYNC)
1165 * Wait until all of the SSU commands have completed or timeout has
1166 * expired. Pause for 100ms each time through. If any command
1167 * times out, the target will be reset in the SCSI command timeout
1170 while (sc->SSU_refcount > 0) {
1171 pause("mpswait", hz/10);
1172 if (SCHEDULER_STOPPED())
1173 xpt_sim_poll(sassc->sim);
1175 if (--timeout == 0) {
1176 mps_dprint(sc, MPS_FAULT, "Time has expired waiting "
1177 "for SSU commands to complete.\n");
1184 mpssas_stop_unit_done(struct cam_periph *periph, union ccb *done_ccb)
1186 struct mpssas_softc *sassc;
1189 if (done_ccb == NULL)
1192 sassc = (struct mpssas_softc *)done_ccb->ccb_h.ppriv_ptr1;
1194 xpt_path_string(done_ccb->ccb_h.path, path_str, sizeof(path_str));
1195 mps_dprint(sassc->sc, MPS_INFO, "Completing stop unit for %s\n",
1199 * Nothing more to do except free the CCB and path. If the command
1200 * timed out, an abort reset, then target reset will be issued during
1201 * the SCSI Command process.
1203 xpt_free_path(done_ccb->ccb_h.path);
1204 xpt_free_ccb(done_ccb);
1208 * mpssas_ir_shutdown - IR shutdown notification
1209 * @sc: per adapter object
1210 * @howto: mast of RB_* bits for how we're rebooting
1212 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that
1213 * the host system is shutting down.
1218 mpssas_ir_shutdown(struct mps_softc *sc, int howto)
1220 u16 volume_mapping_flags;
1221 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags);
1222 struct dev_mapping_table *mt_entry;
1223 u32 start_idx, end_idx;
1224 unsigned int id, found_volume = 0;
1225 struct mps_command *cm;
1226 Mpi2RaidActionRequest_t *action;
1227 target_id_t targetid;
1228 struct mpssas_target *target;
1230 mps_dprint(sc, MPS_TRACE, "%s\n", __func__);
1232 /* is IR firmware build loaded? */
1233 if (!sc->ir_firmware)
1236 /* are there any volumes? Look at IR target IDs. */
1237 // TODO-later, this should be looked up in the RAID config structure
1238 // when it is implemented.
1239 volume_mapping_flags = le16toh(sc->ioc_pg8.IRVolumeMappingFlags) &
1240 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE;
1241 if (volume_mapping_flags == MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) {
1243 if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0)
1246 start_idx = sc->max_devices - sc->max_volumes;
1247 end_idx = start_idx + sc->max_volumes - 1;
1249 for (id = start_idx; id < end_idx; id++) {
1250 mt_entry = &sc->mapping_table[id];
1251 if ((mt_entry->physical_id != 0) &&
1252 (mt_entry->missing_count == 0)) {
1261 if ((cm = mps_alloc_command(sc)) == NULL) {
1262 printf("%s: command alloc failed\n", __func__);
1266 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req;
1267 action->Function = MPI2_FUNCTION_RAID_ACTION;
1268 action->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED;
1269 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
1271 mps_wait_command(sc, &cm, 5, CAN_SLEEP);
1275 * Don't check for reply, just leave.
1278 mps_free_command(sc, cm);
1282 * All of the targets must have the correct value set for
1283 * 'stop_at_shutdown' for the current 'enable_ssu' sysctl variable.
1285 * The possible values for the 'enable_ssu' variable are:
1286 * 0: disable to SSD and HDD
1287 * 1: disable only to HDD (default)
1288 * 2: disable only to SSD
1289 * 3: enable to SSD and HDD
1290 * anything else will default to 1.
1292 for (targetid = 0; targetid < sc->max_devices; targetid++) {
1293 target = &sc->sassc->targets[targetid];
1294 if (target->handle == 0x0) {
1298 if (target->supports_SSU) {
1299 switch (sc->enable_ssu) {
1300 case MPS_SSU_DISABLE_SSD_DISABLE_HDD:
1301 target->stop_at_shutdown = FALSE;
1303 case MPS_SSU_DISABLE_SSD_ENABLE_HDD:
1304 target->stop_at_shutdown = TRUE;
1305 if (target->flags & MPS_TARGET_IS_SATA_SSD) {
1306 target->stop_at_shutdown = FALSE;
1309 case MPS_SSU_ENABLE_SSD_ENABLE_HDD:
1310 target->stop_at_shutdown = TRUE;
1312 case MPS_SSU_ENABLE_SSD_DISABLE_HDD:
1314 target->stop_at_shutdown = TRUE;
1315 if ((target->flags &
1316 MPS_TARGET_IS_SATA_SSD) == 0) {
1317 target->stop_at_shutdown = FALSE;
1323 mpssas_SSU_to_SATA_devices(sc, howto);