1 /*-
2 * Copyright (c) 2011-2015 LSI Corp.
3 * Copyright (c) 2013-2016 Avago Technologies
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * Avago Technologies (LSI) MPT-Fusion Host Adapter FreeBSD
28 *
29 * $FreeBSD: head/sys/dev/mpr/mpr_sas_lsi.c 331228 2018-03-19 23:21:45Z mav $
30 */
31
32 /* Communications core for Avago Technologies (LSI) MPT3 */
33
34 /* TODO Move headers to mprvar */
35 #include <sys/types.h>
36 #include <sys/param.h>
37 #include <sys/systm.h>
38 #include <sys/kernel.h>
39 #include <sys/module.h>
40 #include <sys/bus.h>
41 #include <sys/conf.h>
42 #include <sys/bio.h>
43 #include <sys/malloc.h>
44 #include <sys/uio.h>
45 #include <sys/sysctl.h>
46 #include <sys/endian.h>
47 #include <sys/queue.h>
48 #include <sys/kthread.h>
49 #include <sys/taskqueue.h>
50 #include <sys/sbuf.h>
51 #include <sys/eventhandler.h>
52
53 #include <sys/rman.h>
54
55 #include <machine/stdarg.h>
56
57 #include <bus/cam/cam.h>
58 #include <bus/cam/cam_ccb.h>
59 #include <bus/cam/cam_debug.h>
60 #include <bus/cam/cam_sim.h>
61 #include <bus/cam/cam_xpt_sim.h>
62 #include <bus/cam/cam_xpt_periph.h>
63 #include <bus/cam/cam_periph.h>
64 #include <bus/cam/scsi/scsi_all.h>
65 #include <bus/cam/scsi/scsi_message.h>
66
67 #include <dev/raid/mpr/mpi/mpi2_type.h>
68 #include <dev/raid/mpr/mpi/mpi2.h>
69 #include <dev/raid/mpr/mpi/mpi2_ioc.h>
70 #include <dev/raid/mpr/mpi/mpi2_sas.h>
71 #include <dev/raid/mpr/mpi/mpi2_pci.h>
72 #include <dev/raid/mpr/mpi/mpi2_cnfg.h>
73 #include <dev/raid/mpr/mpi/mpi2_init.h>
74 #include <dev/raid/mpr/mpi/mpi2_raid.h>
75 #include <dev/raid/mpr/mpi/mpi2_tool.h>
76 #include <dev/raid/mpr/mpr_ioctl.h>
77 #include <dev/raid/mpr/mprvar.h>
78 #include <dev/raid/mpr/mpr_table.h>
79 #include <dev/raid/mpr/mpr_sas.h>
80
81 /* For Hashed SAS Address creation for SATA Drives */
82 #define MPT2SAS_SN_LEN 20
83 #define MPT2SAS_MN_LEN 40
84
85 struct mpr_fw_event_work {
86 u16 event;
87 void *event_data;
88 TAILQ_ENTRY(mpr_fw_event_work) ev_link;
89 };
90
91 union _sata_sas_address {
92 u8 wwid[8];
93 struct {
94 u32 high;
95 u32 low;
96 } word;
97 };
98
99 /*
100 * define the IDENTIFY DEVICE structure
101 */
102 struct _ata_identify_device_data {
103 u16 reserved1[10]; /* 0-9 */
104 u16 serial_number[10]; /* 10-19 */
105 u16 reserved2[7]; /* 20-26 */
106 u16 model_number[20]; /* 27-46*/
107 u16 reserved3[170]; /* 47-216 */
108 u16 rotational_speed; /* 217 */
109 u16 reserved4[38]; /* 218-255 */
110 };
111 static u32 event_count;
112 static void mprsas_fw_work(struct mpr_softc *sc,
113 struct mpr_fw_event_work *fw_event);
114 static void mprsas_fw_event_free(struct mpr_softc *,
115 struct mpr_fw_event_work *);
116 static int mprsas_add_device(struct mpr_softc *sc, u16 handle, u8 linkrate);
117 static int mprsas_add_pcie_device(struct mpr_softc *sc, u16 handle,
118 u8 linkrate);
119 static int mprsas_get_sata_identify(struct mpr_softc *sc, u16 handle,
120 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz,
121 u32 devinfo);
122 static void mprsas_ata_id_timeout(void *data);
123 int mprsas_get_sas_address_for_sata_disk(struct mpr_softc *sc,
124 u64 *sas_address, u16 handle, u32 device_info, u8 *is_SATA_SSD);
125 static int mprsas_volume_add(struct mpr_softc *sc,
126 u16 handle);
127 static void mprsas_SSU_to_SATA_devices(struct mpr_softc *sc);
128 static void mprsas_stop_unit_done(struct cam_periph *periph,
129 union ccb *done_ccb);
130
131 void
mprsas_evt_handler(struct mpr_softc * sc,uintptr_t data,MPI2_EVENT_NOTIFICATION_REPLY * event)132 mprsas_evt_handler(struct mpr_softc *sc, uintptr_t data,
133 MPI2_EVENT_NOTIFICATION_REPLY *event)
134 {
135 struct mpr_fw_event_work *fw_event;
136 u16 sz;
137
138 mpr_dprint(sc, MPR_TRACE, "%s\n", __func__);
139 MPR_DPRINT_EVENT(sc, sas, event);
140 mprsas_record_event(sc, event);
141
142 fw_event = kmalloc(sizeof(struct mpr_fw_event_work), M_MPR,
143 M_ZERO|M_NOWAIT);
144 if (!fw_event) {
145 kprintf("%s: allocate failed for fw_event\n", __func__);
146 return;
147 }
148 sz = le16toh(event->EventDataLength) * 4;
149 fw_event->event_data = kmalloc(sz, M_MPR, M_ZERO|M_NOWAIT);
150 if (!fw_event->event_data) {
151 kprintf("%s: allocate failed for event_data\n", __func__);
152 kfree(fw_event, M_MPR);
153 return;
154 }
155
156 bcopy(event->EventData, fw_event->event_data, sz);
157 fw_event->event = event->Event;
158 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST ||
159 event->Event == MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST ||
160 event->Event == MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE ||
161 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) &&
162 sc->track_mapping_events)
163 sc->pending_map_events++;
164
165 /*
166 * When wait_for_port_enable flag is set, make sure that all the events
167 * are processed. Increment the startup_refcount and decrement it after
168 * events are processed.
169 */
170 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST ||
171 event->Event == MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST ||
172 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) &&
173 sc->wait_for_port_enable)
174 mprsas_startup_increment(sc->sassc);
175
176 TAILQ_INSERT_TAIL(&sc->sassc->ev_queue, fw_event, ev_link);
177 taskqueue_enqueue(sc->sassc->ev_tq, &sc->sassc->ev_task);
178 }
179
180 static void
mprsas_fw_event_free(struct mpr_softc * sc,struct mpr_fw_event_work * fw_event)181 mprsas_fw_event_free(struct mpr_softc *sc, struct mpr_fw_event_work *fw_event)
182 {
183
184 kfree(fw_event->event_data, M_MPR);
185 kfree(fw_event, M_MPR);
186 }
187
188 /**
189 * _mpr_fw_work - delayed task for processing firmware events
190 * @sc: per adapter object
191 * @fw_event: The fw_event_work object
192 * Context: user.
193 *
194 * Return nothing.
195 */
196 static void
mprsas_fw_work(struct mpr_softc * sc,struct mpr_fw_event_work * fw_event)197 mprsas_fw_work(struct mpr_softc *sc, struct mpr_fw_event_work *fw_event)
198 {
199 struct mprsas_softc *sassc;
200 sassc = sc->sassc;
201
202 mpr_dprint(sc, MPR_EVENT, "(%d)->(%s) Working on Event: [%x]\n",
203 event_count++, __func__, fw_event->event);
204 switch (fw_event->event) {
205 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST:
206 {
207 MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *data;
208 MPI2_EVENT_SAS_TOPO_PHY_ENTRY *phy;
209 uint8_t i;
210
211 data = (MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *)
212 fw_event->event_data;
213
214 mpr_mapping_topology_change_event(sc, fw_event->event_data);
215
216 for (i = 0; i < data->NumEntries; i++) {
217 phy = &data->PHY[i];
218 switch (phy->PhyStatus & MPI2_EVENT_SAS_TOPO_RC_MASK) {
219 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED:
220 if (mprsas_add_device(sc,
221 le16toh(phy->AttachedDevHandle),
222 phy->LinkRate)) {
223 mpr_dprint(sc, MPR_ERROR, "%s: "
224 "failed to add device with handle "
225 "0x%x\n", __func__,
226 le16toh(phy->AttachedDevHandle));
227 mprsas_prepare_remove(sassc, le16toh(
228 phy->AttachedDevHandle));
229 }
230 break;
231 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING:
232 mprsas_prepare_remove(sassc, le16toh(
233 phy->AttachedDevHandle));
234 break;
235 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
236 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE:
237 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING:
238 default:
239 break;
240 }
241 }
242 /*
243 * refcount was incremented for this event in
244 * mprsas_evt_handler. Decrement it here because the event has
245 * been processed.
246 */
247 mprsas_startup_decrement(sassc);
248 break;
249 }
250 case MPI2_EVENT_SAS_DISCOVERY:
251 {
252 MPI2_EVENT_DATA_SAS_DISCOVERY *data;
253
254 data = (MPI2_EVENT_DATA_SAS_DISCOVERY *)fw_event->event_data;
255
256 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_STARTED)
257 mpr_dprint(sc, MPR_TRACE,"SAS discovery start event\n");
258 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_COMPLETED) {
259 mpr_dprint(sc, MPR_TRACE,"SAS discovery stop event\n");
260 sassc->flags &= ~MPRSAS_IN_DISCOVERY;
261 mprsas_discovery_end(sassc);
262 }
263 break;
264 }
265 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
266 {
267 Mpi2EventDataSasEnclDevStatusChange_t *data;
268 data = (Mpi2EventDataSasEnclDevStatusChange_t *)
269 fw_event->event_data;
270 mpr_mapping_enclosure_dev_status_change_event(sc,
271 fw_event->event_data);
272 break;
273 }
274 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
275 {
276 Mpi2EventIrConfigElement_t *element;
277 int i;
278 u8 foreign_config, reason;
279 u16 elementType;
280 Mpi2EventDataIrConfigChangeList_t *event_data;
281 struct mprsas_target *targ;
282 unsigned int id;
283
284 event_data = fw_event->event_data;
285 foreign_config = (le32toh(event_data->Flags) &
286 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0;
287
288 element =
289 (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
290 id = mpr_mapping_get_raid_tid_from_handle(sc,
291 element->VolDevHandle);
292
293 mpr_mapping_ir_config_change_event(sc, event_data);
294 for (i = 0; i < event_data->NumElements; i++, element++) {
295 reason = element->ReasonCode;
296 elementType = le16toh(element->ElementFlags) &
297 MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK;
298 /*
299 * check for element type of Phys Disk or Hot Spare
300 */
301 if ((elementType !=
302 MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT)
303 && (elementType !=
304 MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT))
305 // do next element
306 goto skip_fp_send;
307
308 /*
309 * check for reason of Hide, Unhide, PD Created, or PD
310 * Deleted
311 */
312 if ((reason != MPI2_EVENT_IR_CHANGE_RC_HIDE) &&
313 (reason != MPI2_EVENT_IR_CHANGE_RC_UNHIDE) &&
314 (reason != MPI2_EVENT_IR_CHANGE_RC_PD_CREATED) &&
315 (reason != MPI2_EVENT_IR_CHANGE_RC_PD_DELETED))
316 goto skip_fp_send;
317
318 // check for a reason of Hide or PD Created
319 if ((reason == MPI2_EVENT_IR_CHANGE_RC_HIDE) ||
320 (reason == MPI2_EVENT_IR_CHANGE_RC_PD_CREATED))
321 {
322 // build RAID Action message
323 Mpi2RaidActionRequest_t *action;
324 Mpi2RaidActionReply_t *reply = NULL;
325 struct mpr_command *cm;
326 int error = 0;
327 if ((cm = mpr_alloc_command(sc)) == NULL) {
328 kprintf("%s: command alloc failed\n",
329 __func__);
330 return;
331 }
332
333 mpr_dprint(sc, MPR_EVENT, "Sending FP action "
334 "from "
335 "MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST "
336 ":\n");
337 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req;
338 action->Function = MPI2_FUNCTION_RAID_ACTION;
339 action->Action =
340 MPI2_RAID_ACTION_PHYSDISK_HIDDEN;
341 action->PhysDiskNum = element->PhysDiskNum;
342 cm->cm_desc.Default.RequestFlags =
343 MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
344 error = mpr_request_polled(sc, &cm);
345 if (cm != NULL)
346 reply = (Mpi2RaidActionReply_t *)
347 cm->cm_reply;
348 if (error || (reply == NULL)) {
349 /* FIXME */
350 /*
351 * If the poll returns error then we
352 * need to do diag reset
353 */
354 kprintf("%s: poll for page completed "
355 "with error %d", __func__, error);
356 }
357 if (reply && (le16toh(reply->IOCStatus) &
358 MPI2_IOCSTATUS_MASK) !=
359 MPI2_IOCSTATUS_SUCCESS) {
360 mpr_dprint(sc, MPR_ERROR, "%s: error "
361 "sending RaidActionPage; "
362 "iocstatus = 0x%x\n", __func__,
363 le16toh(reply->IOCStatus));
364 }
365
366 if (cm)
367 mpr_free_command(sc, cm);
368 }
369 skip_fp_send:
370 mpr_dprint(sc, MPR_EVENT, "Received "
371 "MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST Reason "
372 "code %x:\n", element->ReasonCode);
373 switch (element->ReasonCode) {
374 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
375 case MPI2_EVENT_IR_CHANGE_RC_ADDED:
376 if (!foreign_config) {
377 if (mprsas_volume_add(sc,
378 le16toh(element->VolDevHandle))) {
379 kprintf("%s: failed to add RAID "
380 "volume with handle 0x%x\n",
381 __func__, le16toh(element->
382 VolDevHandle));
383 }
384 }
385 break;
386 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
387 case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
388 /*
389 * Rescan after volume is deleted or removed.
390 */
391 if (!foreign_config) {
392 if (id == MPR_MAP_BAD_ID) {
393 kprintf("%s: could not get ID "
394 "for volume with handle "
395 "0x%04x\n", __func__,
396 le16toh(element->
397 VolDevHandle));
398 break;
399 }
400
401 targ = &sassc->targets[id];
402 targ->handle = 0x0;
403 targ->encl_slot = 0x0;
404 targ->encl_handle = 0x0;
405 targ->encl_level_valid = 0x0;
406 targ->encl_level = 0x0;
407 targ->connector_name[0] = ' ';
408 targ->connector_name[1] = ' ';
409 targ->connector_name[2] = ' ';
410 targ->connector_name[3] = ' ';
411 targ->exp_dev_handle = 0x0;
412 targ->phy_num = 0x0;
413 targ->linkrate = 0x0;
414 mprsas_rescan_target(sc, targ);
415 kprintf("RAID target id 0x%x removed\n",
416 targ->tid);
417 }
418 break;
419 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
420 case MPI2_EVENT_IR_CHANGE_RC_HIDE:
421 /*
422 * Phys Disk of a volume has been created. Hide
423 * it from the OS.
424 */
425 targ = mprsas_find_target_by_handle(sassc, 0,
426 element->PhysDiskDevHandle);
427 if (targ == NULL)
428 break;
429 targ->flags |= MPR_TARGET_FLAGS_RAID_COMPONENT;
430 mprsas_rescan_target(sc, targ);
431 break;
432 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED:
433 /*
434 * Phys Disk of a volume has been deleted.
435 * Expose it to the OS.
436 */
437 if (mprsas_add_device(sc,
438 le16toh(element->PhysDiskDevHandle), 0)) {
439 kprintf("%s: failed to add device with "
440 "handle 0x%x\n", __func__,
441 le16toh(element->
442 PhysDiskDevHandle));
443 mprsas_prepare_remove(sassc,
444 le16toh(element->
445 PhysDiskDevHandle));
446 }
447 break;
448 }
449 }
450 /*
451 * refcount was incremented for this event in
452 * mprsas_evt_handler. Decrement it here because the event has
453 * been processed.
454 */
455 mprsas_startup_decrement(sassc);
456 break;
457 }
458 case MPI2_EVENT_IR_VOLUME:
459 {
460 Mpi2EventDataIrVolume_t *event_data = fw_event->event_data;
461
462 /*
463 * Informational only.
464 */
465 mpr_dprint(sc, MPR_EVENT, "Received IR Volume event:\n");
466 switch (event_data->ReasonCode) {
467 case MPI2_EVENT_IR_VOLUME_RC_SETTINGS_CHANGED:
468 mpr_dprint(sc, MPR_EVENT, " Volume Settings "
469 "changed from 0x%x to 0x%x for Volome with "
470 "handle 0x%x", le32toh(event_data->PreviousValue),
471 le32toh(event_data->NewValue),
472 le16toh(event_data->VolDevHandle));
473 break;
474 case MPI2_EVENT_IR_VOLUME_RC_STATUS_FLAGS_CHANGED:
475 mpr_dprint(sc, MPR_EVENT, " Volume Status "
476 "changed from 0x%x to 0x%x for Volome with "
477 "handle 0x%x", le32toh(event_data->PreviousValue),
478 le32toh(event_data->NewValue),
479 le16toh(event_data->VolDevHandle));
480 break;
481 case MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED:
482 mpr_dprint(sc, MPR_EVENT, " Volume State "
483 "changed from 0x%x to 0x%x for Volome with "
484 "handle 0x%x", le32toh(event_data->PreviousValue),
485 le32toh(event_data->NewValue),
486 le16toh(event_data->VolDevHandle));
487 u32 state;
488 struct mprsas_target *targ;
489 state = le32toh(event_data->NewValue);
490 switch (state) {
491 case MPI2_RAID_VOL_STATE_MISSING:
492 case MPI2_RAID_VOL_STATE_FAILED:
493 mprsas_prepare_volume_remove(sassc,
494 event_data->VolDevHandle);
495 break;
496
497 case MPI2_RAID_VOL_STATE_ONLINE:
498 case MPI2_RAID_VOL_STATE_DEGRADED:
499 case MPI2_RAID_VOL_STATE_OPTIMAL:
500 targ =
501 mprsas_find_target_by_handle(sassc,
502 0, event_data->VolDevHandle);
503 if (targ) {
504 kprintf("%s %d: Volume handle "
505 "0x%x is already added \n",
506 __func__, __LINE__,
507 event_data->VolDevHandle);
508 break;
509 }
510 if (mprsas_volume_add(sc,
511 le16toh(event_data->
512 VolDevHandle))) {
513 kprintf("%s: failed to add RAID "
514 "volume with handle 0x%x\n",
515 __func__, le16toh(
516 event_data->VolDevHandle));
517 }
518 break;
519 default:
520 break;
521 }
522 break;
523 default:
524 break;
525 }
526 break;
527 }
528 case MPI2_EVENT_IR_PHYSICAL_DISK:
529 {
530 Mpi2EventDataIrPhysicalDisk_t *event_data =
531 fw_event->event_data;
532 struct mprsas_target *targ;
533
534 /*
535 * Informational only.
536 */
537 mpr_dprint(sc, MPR_EVENT, "Received IR Phys Disk event:\n");
538 switch (event_data->ReasonCode) {
539 case MPI2_EVENT_IR_PHYSDISK_RC_SETTINGS_CHANGED:
540 mpr_dprint(sc, MPR_EVENT, " Phys Disk Settings "
541 "changed from 0x%x to 0x%x for Phys Disk Number "
542 "%d and handle 0x%x at Enclosure handle 0x%x, Slot "
543 "%d", le32toh(event_data->PreviousValue),
544 le32toh(event_data->NewValue),
545 event_data->PhysDiskNum,
546 le16toh(event_data->PhysDiskDevHandle),
547 le16toh(event_data->EnclosureHandle),
548 le16toh(event_data->Slot));
549 break;
550 case MPI2_EVENT_IR_PHYSDISK_RC_STATUS_FLAGS_CHANGED:
551 mpr_dprint(sc, MPR_EVENT, " Phys Disk Status changed "
552 "from 0x%x to 0x%x for Phys Disk Number %d and "
553 "handle 0x%x at Enclosure handle 0x%x, Slot %d",
554 le32toh(event_data->PreviousValue),
555 le32toh(event_data->NewValue),
556 event_data->PhysDiskNum,
557 le16toh(event_data->PhysDiskDevHandle),
558 le16toh(event_data->EnclosureHandle),
559 le16toh(event_data->Slot));
560 break;
561 case MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED:
562 mpr_dprint(sc, MPR_EVENT, " Phys Disk State changed "
563 "from 0x%x to 0x%x for Phys Disk Number %d and "
564 "handle 0x%x at Enclosure handle 0x%x, Slot %d",
565 le32toh(event_data->PreviousValue),
566 le32toh(event_data->NewValue),
567 event_data->PhysDiskNum,
568 le16toh(event_data->PhysDiskDevHandle),
569 le16toh(event_data->EnclosureHandle),
570 le16toh(event_data->Slot));
571 switch (event_data->NewValue) {
572 case MPI2_RAID_PD_STATE_ONLINE:
573 case MPI2_RAID_PD_STATE_DEGRADED:
574 case MPI2_RAID_PD_STATE_REBUILDING:
575 case MPI2_RAID_PD_STATE_OPTIMAL:
576 case MPI2_RAID_PD_STATE_HOT_SPARE:
577 targ = mprsas_find_target_by_handle(
578 sassc, 0,
579 event_data->PhysDiskDevHandle);
580 if (targ) {
581 targ->flags |=
582 MPR_TARGET_FLAGS_RAID_COMPONENT;
583 kprintf("%s %d: Found Target "
584 "for handle 0x%x.\n",
585 __func__, __LINE__ ,
586 event_data->
587 PhysDiskDevHandle);
588 }
589 break;
590 case MPI2_RAID_PD_STATE_OFFLINE:
591 case MPI2_RAID_PD_STATE_NOT_CONFIGURED:
592 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE:
593 default:
594 targ = mprsas_find_target_by_handle(
595 sassc, 0,
596 event_data->PhysDiskDevHandle);
597 if (targ) {
598 targ->flags |=
599 ~MPR_TARGET_FLAGS_RAID_COMPONENT;
600 kprintf("%s %d: Found Target "
601 "for handle 0x%x. \n",
602 __func__, __LINE__ ,
603 event_data->
604 PhysDiskDevHandle);
605 }
606 break;
607 }
608 default:
609 break;
610 }
611 break;
612 }
613 case MPI2_EVENT_IR_OPERATION_STATUS:
614 {
615 Mpi2EventDataIrOperationStatus_t *event_data =
616 fw_event->event_data;
617
618 /*
619 * Informational only.
620 */
621 mpr_dprint(sc, MPR_EVENT, "Received IR Op Status event:\n");
622 mpr_dprint(sc, MPR_EVENT, " RAID Operation of %d is %d "
623 "percent complete for Volume with handle 0x%x",
624 event_data->RAIDOperation, event_data->PercentComplete,
625 le16toh(event_data->VolDevHandle));
626 break;
627 }
628 case MPI2_EVENT_TEMP_THRESHOLD:
629 {
630 pMpi2EventDataTemperature_t temp_event;
631
632 temp_event = (pMpi2EventDataTemperature_t)fw_event->event_data;
633
634 /*
635 * The Temp Sensor Count must be greater than the event's Sensor
636 * Num to be valid. If valid, print the temp thresholds that
637 * have been exceeded.
638 */
639 if (sc->iounit_pg8.NumSensors > temp_event->SensorNum) {
640 mpr_dprint(sc, MPR_FAULT, "Temperature Threshold flags "
641 "%s %s %s %s exceeded for Sensor: %d !!!\n",
642 ((temp_event->Status & 0x01) == 1) ? "0 " : " ",
643 ((temp_event->Status & 0x02) == 2) ? "1 " : " ",
644 ((temp_event->Status & 0x04) == 4) ? "2 " : " ",
645 ((temp_event->Status & 0x08) == 8) ? "3 " : " ",
646 temp_event->SensorNum);
647 mpr_dprint(sc, MPR_FAULT, "Current Temp in Celsius: "
648 "%d\n", temp_event->CurrentTemperature);
649 }
650 break;
651 }
652 case MPI2_EVENT_ACTIVE_CABLE_EXCEPTION:
653 {
654 pMpi26EventDataActiveCableExcept_t ace_event_data;
655 ace_event_data =
656 (pMpi26EventDataActiveCableExcept_t)fw_event->event_data;
657
658 switch(ace_event_data->ReasonCode) {
659 case MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER:
660 {
661 mpr_printf(sc, "Currently a cable with "
662 "ReceptacleID %d cannot be powered and device "
663 "connected to this active cable will not be seen. "
664 "This active cable requires %d mW of power.\n",
665 ace_event_data->ReceptacleID,
666 ace_event_data->ActiveCablePowerRequirement);
667 break;
668 }
669 case MPI26_EVENT_ACTIVE_CABLE_DEGRADED:
670 {
671 mpr_printf(sc, "Currently a cable with "
672 "ReceptacleID %d is not running at optimal speed "
673 "(12 Gb/s rate)\n", ace_event_data->ReceptacleID);
674 break;
675 }
676 default:
677 break;
678 }
679 break;
680 }
681 case MPI2_EVENT_SAS_DEVICE_DISCOVERY_ERROR:
682 {
683 pMpi25EventDataSasDeviceDiscoveryError_t discovery_error_data;
684 uint64_t sas_address;
685
686 discovery_error_data =
687 (pMpi25EventDataSasDeviceDiscoveryError_t)
688 fw_event->event_data;
689
690 sas_address = discovery_error_data->SASAddress.High;
691 sas_address = (sas_address << 32) |
692 discovery_error_data->SASAddress.Low;
693
694 switch(discovery_error_data->ReasonCode) {
695 case MPI25_EVENT_SAS_DISC_ERR_SMP_FAILED:
696 {
697 mpr_printf(sc, "SMP command failed during discovery "
698 "for expander with SAS Address %jx and "
699 "handle 0x%x.\n", sas_address,
700 discovery_error_data->DevHandle);
701 break;
702 }
703 case MPI25_EVENT_SAS_DISC_ERR_SMP_TIMEOUT:
704 {
705 mpr_printf(sc, "SMP command timed out during "
706 "discovery for expander with SAS Address %jx and "
707 "handle 0x%x.\n", sas_address,
708 discovery_error_data->DevHandle);
709 break;
710 }
711 default:
712 break;
713 }
714 break;
715 }
716 case MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST:
717 {
718 MPI26_EVENT_DATA_PCIE_TOPOLOGY_CHANGE_LIST *data;
719 MPI26_EVENT_PCIE_TOPO_PORT_ENTRY *port_entry;
720 uint8_t i, link_rate;
721 uint16_t handle;
722
723 data = (MPI26_EVENT_DATA_PCIE_TOPOLOGY_CHANGE_LIST *)
724 fw_event->event_data;
725
726 mpr_mapping_pcie_topology_change_event(sc,
727 fw_event->event_data);
728
729 for (i = 0; i < data->NumEntries; i++) {
730 port_entry = &data->PortEntry[i];
731 handle = le16toh(port_entry->AttachedDevHandle);
732 link_rate = port_entry->CurrentPortInfo &
733 MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK;
734 switch (port_entry->PortStatus) {
735 case MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED:
736 if (link_rate <
737 MPI26_EVENT_PCIE_TOPO_PI_RATE_2_5) {
738 mpr_dprint(sc, MPR_ERROR, "%s: Cannot "
739 "add PCIe device with handle 0x%x "
740 "with unknown link rate.\n",
741 __func__, handle);
742 break;
743 }
744 if (mprsas_add_pcie_device(sc, handle,
745 link_rate)) {
746 mpr_dprint(sc, MPR_ERROR, "%s: failed "
747 "to add PCIe device with handle "
748 "0x%x\n", __func__, handle);
749 mprsas_prepare_remove(sassc, handle);
750 }
751 break;
752 case MPI26_EVENT_PCIE_TOPO_PS_NOT_RESPONDING:
753 mprsas_prepare_remove(sassc, handle);
754 break;
755 case MPI26_EVENT_PCIE_TOPO_PS_PORT_CHANGED:
756 case MPI26_EVENT_PCIE_TOPO_PS_NO_CHANGE:
757 case MPI26_EVENT_PCIE_TOPO_PS_DELAY_NOT_RESPONDING:
758 default:
759 break;
760 }
761 }
762 /*
763 * refcount was incremented for this event in
764 * mprsas_evt_handler. Decrement it here because the event has
765 * been processed.
766 */
767 mprsas_startup_decrement(sassc);
768 break;
769 }
770 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
771 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE:
772 default:
773 mpr_dprint(sc, MPR_TRACE,"Unhandled event 0x%0X\n",
774 fw_event->event);
775 break;
776
777 }
778 mpr_dprint(sc, MPR_EVENT, "(%d)->(%s) Event Free: [%x]\n", event_count,
779 __func__, fw_event->event);
780 mprsas_fw_event_free(sc, fw_event);
781 }
782
783 void
mprsas_firmware_event_work(void * arg,int pending)784 mprsas_firmware_event_work(void *arg, int pending)
785 {
786 struct mpr_fw_event_work *fw_event;
787 struct mpr_softc *sc;
788
789 sc = (struct mpr_softc *)arg;
790 mpr_lock(sc);
791 while ((fw_event = TAILQ_FIRST(&sc->sassc->ev_queue)) != NULL) {
792 TAILQ_REMOVE(&sc->sassc->ev_queue, fw_event, ev_link);
793 mprsas_fw_work(sc, fw_event);
794 }
795 mpr_unlock(sc);
796 }
797
798 static int
mprsas_add_device(struct mpr_softc * sc,u16 handle,u8 linkrate)799 mprsas_add_device(struct mpr_softc *sc, u16 handle, u8 linkrate)
800 {
801 char devstring[80];
802 struct mprsas_softc *sassc;
803 struct mprsas_target *targ;
804 Mpi2ConfigReply_t mpi_reply;
805 Mpi2SasDevicePage0_t config_page;
806 uint64_t sas_address, parent_sas_address = 0;
807 u32 device_info, parent_devinfo = 0;
808 unsigned int id;
809 int ret = 1, error = 0, i;
810 struct mprsas_lun *lun;
811 u8 is_SATA_SSD = 0;
812 struct mpr_command *cm;
813
814 sassc = sc->sassc;
815 mprsas_startup_increment(sassc);
816 if (mpr_config_get_sas_device_pg0(sc, &mpi_reply, &config_page,
817 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle) != 0) {
818 mpr_dprint(sc, MPR_INFO|MPR_MAPPING|MPR_FAULT,
819 "Error reading SAS device %#x page0, iocstatus= 0x%x\n",
820 handle, mpi_reply.IOCStatus);
821 error = ENXIO;
822 goto out;
823 }
824
825 device_info = le32toh(config_page.DeviceInfo);
826
827 if (((device_info & MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0)
828 && (le16toh(config_page.ParentDevHandle) != 0)) {
829 Mpi2ConfigReply_t tmp_mpi_reply;
830 Mpi2SasDevicePage0_t parent_config_page;
831
832 if (mpr_config_get_sas_device_pg0(sc, &tmp_mpi_reply,
833 &parent_config_page, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
834 le16toh(config_page.ParentDevHandle)) != 0) {
835 mpr_dprint(sc, MPR_MAPPING|MPR_FAULT,
836 "Error reading parent SAS device %#x page0, "
837 "iocstatus= 0x%x\n",
838 le16toh(config_page.ParentDevHandle),
839 tmp_mpi_reply.IOCStatus);
840 } else {
841 parent_sas_address = parent_config_page.SASAddress.High;
842 parent_sas_address = (parent_sas_address << 32) |
843 parent_config_page.SASAddress.Low;
844 parent_devinfo = le32toh(parent_config_page.DeviceInfo);
845 }
846 }
847 /* TODO Check proper endianness */
848 sas_address = config_page.SASAddress.High;
849 sas_address = (sas_address << 32) | config_page.SASAddress.Low;
850 mpr_dprint(sc, MPR_MAPPING, "Handle 0x%04x SAS Address from SAS device "
851 "page0 = %jx\n", handle, sas_address);
852
853 /*
854 * Always get SATA Identify information because this is used to
855 * determine if Start/Stop Unit should be sent to the drive when the
856 * system is shutdown.
857 */
858 if (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) {
859 ret = mprsas_get_sas_address_for_sata_disk(sc, &sas_address,
860 handle, device_info, &is_SATA_SSD);
861 if (ret) {
862 mpr_dprint(sc, MPR_MAPPING|MPR_ERROR,
863 "%s: failed to get disk type (SSD or HDD) for SATA "
864 "device with handle 0x%04x\n",
865 __func__, handle);
866 } else {
867 mpr_dprint(sc, MPR_MAPPING, "Handle 0x%04x SAS Address "
868 "from SATA device = %jx\n", handle, sas_address);
869 }
870 }
871
872 /*
873 * use_phynum:
874 * 1 - use the PhyNum field as a fallback to the mapping logic
875 * 0 - never use the PhyNum field
876 * -1 - only use the PhyNum field
877 *
878 * Note that using the Phy number to map a device can cause device adds
879 * to fail if multiple enclosures/expanders are in the topology. For
880 * example, if two devices are in the same slot number in two different
881 * enclosures within the topology, only one of those devices will be
882 * added. PhyNum mapping should not be used if multiple enclosures are
883 * in the topology.
884 */
885 id = MPR_MAP_BAD_ID;
886 if (sc->use_phynum != -1)
887 id = mpr_mapping_get_tid(sc, sas_address, handle);
888 if (id == MPR_MAP_BAD_ID) {
889 if ((sc->use_phynum == 0) ||
890 ((id = config_page.PhyNum) > sassc->maxtargets)) {
891 mpr_dprint(sc, MPR_INFO, "failure at %s:%d/%s()! "
892 "Could not get ID for device with handle 0x%04x\n",
893 __FILE__, __LINE__, __func__, handle);
894 error = ENXIO;
895 goto out;
896 }
897 }
898 mpr_dprint(sc, MPR_MAPPING, "%s: Target ID for added device is %d.\n",
899 __func__, id);
900
901 /*
902 * Only do the ID check and reuse check if the target is not from a
903 * RAID Component. For Physical Disks of a Volume, the ID will be reused
904 * when a volume is deleted because the mapping entry for the PD will
905 * still be in the mapping table. The ID check should not be done here
906 * either since this PD is already being used.
907 */
908 targ = &sassc->targets[id];
909 if (!(targ->flags & MPR_TARGET_FLAGS_RAID_COMPONENT)) {
910 if (mprsas_check_id(sassc, id) != 0) {
911 mpr_dprint(sc, MPR_MAPPING|MPR_INFO,
912 "Excluding target id %d\n", id);
913 error = ENXIO;
914 goto out;
915 }
916
917 if (targ->handle != 0x0) {
918 mpr_dprint(sc, MPR_MAPPING, "Attempting to reuse "
919 "target id %d handle 0x%04x\n", id, targ->handle);
920 error = ENXIO;
921 goto out;
922 }
923 }
924
925 targ->devinfo = device_info;
926 targ->devname = le32toh(config_page.DeviceName.High);
927 targ->devname = (targ->devname << 32) |
928 le32toh(config_page.DeviceName.Low);
929 targ->encl_handle = le16toh(config_page.EnclosureHandle);
930 targ->encl_slot = le16toh(config_page.Slot);
931 targ->encl_level = config_page.EnclosureLevel;
932 targ->connector_name[0] = config_page.ConnectorName[0];
933 targ->connector_name[1] = config_page.ConnectorName[1];
934 targ->connector_name[2] = config_page.ConnectorName[2];
935 targ->connector_name[3] = config_page.ConnectorName[3];
936 targ->handle = handle;
937 targ->parent_handle = le16toh(config_page.ParentDevHandle);
938 targ->sasaddr = mpr_to_u64(&config_page.SASAddress);
939 targ->parent_sasaddr = le64toh(parent_sas_address);
940 targ->parent_devinfo = parent_devinfo;
941 targ->tid = id;
942 targ->linkrate = (linkrate>>4);
943 targ->flags = 0;
944 if (is_SATA_SSD) {
945 targ->flags = MPR_TARGET_IS_SATA_SSD;
946 }
947 if ((le16toh(config_page.Flags) &
948 MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH) &&
949 (le16toh(config_page.Flags) &
950 MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE)) {
951 targ->scsi_req_desc_type =
952 MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO;
953 }
954 if (le16toh(config_page.Flags) &
955 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
956 targ->encl_level_valid = TRUE;
957 }
958 TAILQ_INIT(&targ->commands);
959 TAILQ_INIT(&targ->timedout_commands);
960 while (!SLIST_EMPTY(&targ->luns)) {
961 lun = SLIST_FIRST(&targ->luns);
962 SLIST_REMOVE_HEAD(&targ->luns, lun_link);
963 kfree(lun, M_MPR);
964 }
965 SLIST_INIT(&targ->luns);
966
967 mpr_describe_devinfo(targ->devinfo, devstring, 80);
968 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "Found device <%s> <%s> "
969 "handle<0x%04x> enclosureHandle<0x%04x> slot %d\n", devstring,
970 mpr_describe_table(mpr_linkrate_names, targ->linkrate),
971 targ->handle, targ->encl_handle, targ->encl_slot);
972 if (targ->encl_level_valid) {
973 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "At enclosure level %d "
974 "and connector name (%4s)\n", targ->encl_level,
975 targ->connector_name);
976 }
977 #if 1 /* ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000039)) || \
978 (__FreeBSD_version < 902502) */
979 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0)
980 #endif
981 mprsas_rescan_target(sc, targ);
982 mpr_dprint(sc, MPR_MAPPING, "Target id 0x%x added\n", targ->tid);
983
984 /*
985 * Check all commands to see if the SATA_ID_TIMEOUT flag has been set.
986 * If so, send a Target Reset TM to the target that was just created.
987 * An Abort Task TM should be used instead of a Target Reset, but that
988 * would be much more difficult because targets have not been fully
989 * discovered yet, and LUN's haven't been setup. So, just reset the
990 * target instead of the LUN.
991 */
992 for (i = 1; i < sc->num_reqs; i++) {
993 cm = &sc->commands[i];
994 if (cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) {
995 targ->timeouts++;
996 cm->cm_state = MPR_CM_STATE_TIMEDOUT;
997
998 if ((targ->tm = mprsas_alloc_tm(sc)) != NULL) {
999 mpr_dprint(sc, MPR_INFO, "%s: sending Target "
1000 "Reset for stuck SATA identify command "
1001 "(cm = %p)\n", __func__, cm);
1002 targ->tm->cm_targ = targ;
1003 mprsas_send_reset(sc, targ->tm,
1004 MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET);
1005 } else {
1006 mpr_dprint(sc, MPR_ERROR, "Failed to allocate "
1007 "tm for Target Reset after SATA ID command "
1008 "timed out (cm %p)\n", cm);
1009 }
1010 /*
1011 * No need to check for more since the target is
1012 * already being reset.
1013 */
1014 break;
1015 }
1016 }
1017 out:
1018 /*
1019 * Free the commands that may not have been freed from the SATA ID call
1020 */
1021 for (i = 1; i < sc->num_reqs; i++) {
1022 cm = &sc->commands[i];
1023 if (cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) {
1024 mpr_free_command(sc, cm);
1025 }
1026 }
1027 mprsas_startup_decrement(sassc);
1028 return (error);
1029 }
1030
1031 int
mprsas_get_sas_address_for_sata_disk(struct mpr_softc * sc,u64 * sas_address,u16 handle,u32 device_info,u8 * is_SATA_SSD)1032 mprsas_get_sas_address_for_sata_disk(struct mpr_softc *sc,
1033 u64 *sas_address, u16 handle, u32 device_info, u8 *is_SATA_SSD)
1034 {
1035 Mpi2SataPassthroughReply_t mpi_reply;
1036 int i, rc, try_count;
1037 u32 *bufferptr;
1038 union _sata_sas_address hash_address;
1039 struct _ata_identify_device_data ata_identify;
1040 u8 buffer[MPT2SAS_MN_LEN + MPT2SAS_SN_LEN];
1041 u32 ioc_status;
1042 u8 sas_status;
1043
1044 memset(&ata_identify, 0, sizeof(ata_identify));
1045 memset(&mpi_reply, 0, sizeof(mpi_reply));
1046 try_count = 0;
1047 do {
1048 rc = mprsas_get_sata_identify(sc, handle, &mpi_reply,
1049 (char *)&ata_identify, sizeof(ata_identify), device_info);
1050 try_count++;
1051 ioc_status = le16toh(mpi_reply.IOCStatus)
1052 & MPI2_IOCSTATUS_MASK;
1053 sas_status = mpi_reply.SASStatus;
1054 switch (ioc_status) {
1055 case MPI2_IOCSTATUS_SUCCESS:
1056 break;
1057 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR:
1058 /* No sense sleeping. this error won't get better */
1059 break;
1060 default:
1061 if (sc->spinup_wait_time > 0) {
1062 mpr_dprint(sc, MPR_INFO, "Sleeping %d seconds "
1063 "after SATA ID error to wait for spinup\n",
1064 sc->spinup_wait_time);
1065 lksleep(&sc->msleep_fake_chan, &sc->mpr_lock, 0,
1066 "mprid", sc->spinup_wait_time * hz);
1067 }
1068 }
1069 } while (((rc && (rc != EWOULDBLOCK)) ||
1070 (ioc_status && (ioc_status != MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR))
1071 || sas_status) && (try_count < 5));
1072
1073 if (rc == 0 && !ioc_status && !sas_status) {
1074 mpr_dprint(sc, MPR_MAPPING, "%s: got SATA identify "
1075 "successfully for handle = 0x%x with try_count = %d\n",
1076 __func__, handle, try_count);
1077 } else {
1078 mpr_dprint(sc, MPR_MAPPING, "%s: handle = 0x%x failed\n",
1079 __func__, handle);
1080 return -1;
1081 }
1082 /* Copy & byteswap the 40 byte model number to a buffer */
1083 for (i = 0; i < MPT2SAS_MN_LEN; i += 2) {
1084 buffer[i] = ((u8 *)ata_identify.model_number)[i + 1];
1085 buffer[i + 1] = ((u8 *)ata_identify.model_number)[i];
1086 }
1087 /* Copy & byteswap the 20 byte serial number to a buffer */
1088 for (i = 0; i < MPT2SAS_SN_LEN; i += 2) {
1089 buffer[MPT2SAS_MN_LEN + i] =
1090 ((u8 *)ata_identify.serial_number)[i + 1];
1091 buffer[MPT2SAS_MN_LEN + i + 1] =
1092 ((u8 *)ata_identify.serial_number)[i];
1093 }
1094 bufferptr = (u32 *)buffer;
1095 /* There are 60 bytes to hash down to 8. 60 isn't divisible by 8,
1096 * so loop through the first 56 bytes (7*8),
1097 * and then add in the last dword.
1098 */
1099 hash_address.word.low = 0;
1100 hash_address.word.high = 0;
1101 for (i = 0; (i < ((MPT2SAS_MN_LEN+MPT2SAS_SN_LEN)/8)); i++) {
1102 hash_address.word.low += *bufferptr;
1103 bufferptr++;
1104 hash_address.word.high += *bufferptr;
1105 bufferptr++;
1106 }
1107 /* Add the last dword */
1108 hash_address.word.low += *bufferptr;
1109 /* Make sure the hash doesn't start with 5, because it could clash
1110 * with a SAS address. Change 5 to a D.
1111 */
1112 if ((hash_address.word.high & 0x000000F0) == (0x00000050))
1113 hash_address.word.high |= 0x00000080;
1114 *sas_address = (u64)hash_address.wwid[0] << 56 |
1115 (u64)hash_address.wwid[1] << 48 | (u64)hash_address.wwid[2] << 40 |
1116 (u64)hash_address.wwid[3] << 32 | (u64)hash_address.wwid[4] << 24 |
1117 (u64)hash_address.wwid[5] << 16 | (u64)hash_address.wwid[6] << 8 |
1118 (u64)hash_address.wwid[7];
1119 if (ata_identify.rotational_speed == 1) {
1120 *is_SATA_SSD = 1;
1121 }
1122
1123 return 0;
1124 }
1125
1126 static int
mprsas_get_sata_identify(struct mpr_softc * sc,u16 handle,Mpi2SataPassthroughReply_t * mpi_reply,char * id_buffer,int sz,u32 devinfo)1127 mprsas_get_sata_identify(struct mpr_softc *sc, u16 handle,
1128 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, u32 devinfo)
1129 {
1130 Mpi2SataPassthroughRequest_t *mpi_request;
1131 Mpi2SataPassthroughReply_t *reply = NULL; /* XXX swildner: warning fix */
1132 struct mpr_command *cm;
1133 char *buffer;
1134 int error = 0;
1135
1136 buffer = kmalloc( sz, M_MPR, M_NOWAIT | M_ZERO);
1137 if (!buffer)
1138 return ENOMEM;
1139
1140 if ((cm = mpr_alloc_command(sc)) == NULL) {
1141 kfree(buffer, M_MPR);
1142 return (EBUSY);
1143 }
1144 mpi_request = (MPI2_SATA_PASSTHROUGH_REQUEST *)cm->cm_req;
1145 bzero(mpi_request,sizeof(MPI2_SATA_PASSTHROUGH_REQUEST));
1146 mpi_request->Function = MPI2_FUNCTION_SATA_PASSTHROUGH;
1147 mpi_request->VF_ID = 0;
1148 mpi_request->DevHandle = htole16(handle);
1149 mpi_request->PassthroughFlags = (MPI2_SATA_PT_REQ_PT_FLAGS_PIO |
1150 MPI2_SATA_PT_REQ_PT_FLAGS_READ);
1151 mpi_request->DataLength = htole32(sz);
1152 mpi_request->CommandFIS[0] = 0x27;
1153 mpi_request->CommandFIS[1] = 0x80;
1154 mpi_request->CommandFIS[2] = (devinfo &
1155 MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? 0xA1 : 0xEC;
1156 cm->cm_sge = &mpi_request->SGL;
1157 cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION);
1158 cm->cm_flags = MPR_CM_FLAGS_DATAIN;
1159 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
1160 cm->cm_data = buffer;
1161 cm->cm_length = htole32(sz);
1162
1163 /*
1164 * Start a timeout counter specifically for the SATA ID command. This
1165 * is used to fix a problem where the FW does not send a reply sometimes
1166 * when a bad disk is in the topology. So, this is used to timeout the
1167 * command so that processing can continue normally.
1168 */
1169 mpr_dprint(sc, MPR_XINFO, "%s start timeout counter for SATA ID "
1170 "command\n", __func__);
1171 callout_reset(&cm->cm_callout, MPR_ATA_ID_TIMEOUT * hz,
1172 mprsas_ata_id_timeout, cm);
1173 error = mpr_wait_command(sc, &cm, 60, CAN_SLEEP);
1174 mpr_dprint(sc, MPR_XINFO, "%s stop timeout counter for SATA ID "
1175 "command\n", __func__);
1176 /* XXX KDM need to fix the case where this command is destroyed */
1177 callout_stop(&cm->cm_callout);
1178
1179 if (cm != NULL)
1180 reply = (Mpi2SataPassthroughReply_t *)cm->cm_reply;
1181 if (error || (reply == NULL)) {
1182 /* FIXME */
1183 /*
1184 * If the request returns an error then we need to do a diag
1185 * reset
1186 */
1187 mpr_dprint(sc, MPR_INFO|MPR_FAULT|MPR_MAPPING,
1188 "Request for SATA PASSTHROUGH page completed with error %d",
1189 error);
1190 error = ENXIO;
1191 goto out;
1192 }
1193 bcopy(buffer, id_buffer, sz);
1194 bcopy(reply, mpi_reply, sizeof(Mpi2SataPassthroughReply_t));
1195 if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) !=
1196 MPI2_IOCSTATUS_SUCCESS) {
1197 mpr_dprint(sc, MPR_INFO|MPR_MAPPING|MPR_FAULT,
1198 "Error reading device %#x SATA PASSTHRU; iocstatus= 0x%x\n",
1199 handle, reply->IOCStatus);
1200 error = ENXIO;
1201 goto out;
1202 }
1203 out:
1204 /*
1205 * If the SATA_ID_TIMEOUT flag has been set for this command, don't free
1206 * it. The command will be freed after sending a target reset TM. If
1207 * the command did timeout, use EWOULDBLOCK.
1208 */
1209 if ((cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) == 0)
1210 mpr_free_command(sc, cm);
1211 else if (error == 0)
1212 error = EWOULDBLOCK;
1213 cm->cm_data = NULL;
1214 kfree(buffer, M_MPR);
1215 return (error);
1216 }
1217
1218 static void
mprsas_ata_id_timeout(void * data)1219 mprsas_ata_id_timeout(void *data)
1220 {
1221 struct mpr_softc *sc;
1222 struct mpr_command *cm;
1223
1224 cm = (struct mpr_command *)data;
1225 sc = cm->cm_sc;
1226 KKASSERT(lockowned(&sc->mpr_lock));
1227
1228 mpr_dprint(sc, MPR_INFO, "%s checking ATA ID command %p sc %p\n",
1229 __func__, cm, sc);
1230 if ((callout_pending(&cm->cm_callout)) ||
1231 (!callout_active(&cm->cm_callout))) {
1232 mpr_dprint(sc, MPR_INFO, "%s ATA ID command almost timed out\n",
1233 __func__);
1234 return;
1235 }
1236 callout_deactivate(&cm->cm_callout);
1237
1238 /*
1239 * Run the interrupt handler to make sure it's not pending. This
1240 * isn't perfect because the command could have already completed
1241 * and been re-used, though this is unlikely.
1242 */
1243 mpr_intr_locked(sc);
1244 if (cm->cm_state == MPR_CM_STATE_FREE) {
1245 mpr_dprint(sc, MPR_INFO, "%s ATA ID command almost timed out\n",
1246 __func__);
1247 return;
1248 }
1249
1250 mpr_dprint(sc, MPR_INFO, "ATA ID command timeout cm %p\n", cm);
1251
1252 /*
1253 * Send wakeup() to the sleeping thread that issued this ATA ID command.
1254 * wakeup() will cause msleep to return a 0 (not EWOULDBLOCK), and this
1255 * will keep reinit() from being called. This way, an Abort Task TM can
1256 * be issued so that the timed out command can be cleared. The Abort
1257 * Task cannot be sent from here because the driver has not completed
1258 * setting up targets. Instead, the command is flagged so that special
1259 * handling will be used to send the abort.
1260 */
1261 cm->cm_flags |= MPR_CM_FLAGS_SATA_ID_TIMEOUT;
1262 wakeup(cm);
1263 }
1264
1265 static int
mprsas_add_pcie_device(struct mpr_softc * sc,u16 handle,u8 linkrate)1266 mprsas_add_pcie_device(struct mpr_softc *sc, u16 handle, u8 linkrate)
1267 {
1268 char devstring[80];
1269 struct mprsas_softc *sassc;
1270 struct mprsas_target *targ;
1271 Mpi2ConfigReply_t mpi_reply;
1272 Mpi26PCIeDevicePage0_t config_page;
1273 Mpi26PCIeDevicePage2_t config_page2;
1274 uint64_t pcie_wwid, parent_wwid = 0;
1275 u32 device_info, parent_devinfo = 0;
1276 unsigned int id;
1277 int error = 0;
1278 struct mprsas_lun *lun;
1279
1280 sassc = sc->sassc;
1281 mprsas_startup_increment(sassc);
1282 if ((mpr_config_get_pcie_device_pg0(sc, &mpi_reply, &config_page,
1283 MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE, handle))) {
1284 kprintf("%s: error reading PCIe device page0\n", __func__);
1285 error = ENXIO;
1286 goto out;
1287 }
1288
1289 device_info = le32toh(config_page.DeviceInfo);
1290
1291 if (((device_info & MPI26_PCIE_DEVINFO_PCI_SWITCH) == 0)
1292 && (le16toh(config_page.ParentDevHandle) != 0)) {
1293 Mpi2ConfigReply_t tmp_mpi_reply;
1294 Mpi26PCIeDevicePage0_t parent_config_page;
1295
1296 if ((mpr_config_get_pcie_device_pg0(sc, &tmp_mpi_reply,
1297 &parent_config_page, MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE,
1298 le16toh(config_page.ParentDevHandle)))) {
1299 kprintf("%s: error reading PCIe device %#x page0\n",
1300 __func__, le16toh(config_page.ParentDevHandle));
1301 } else {
1302 parent_wwid = parent_config_page.WWID.High;
1303 parent_wwid = (parent_wwid << 32) |
1304 parent_config_page.WWID.Low;
1305 parent_devinfo = le32toh(parent_config_page.DeviceInfo);
1306 }
1307 }
1308 /* TODO Check proper endianness */
1309 pcie_wwid = config_page.WWID.High;
1310 pcie_wwid = (pcie_wwid << 32) | config_page.WWID.Low;
1311 mpr_dprint(sc, MPR_INFO, "PCIe WWID from PCIe device page0 = %jx\n",
1312 pcie_wwid);
1313
1314 if ((mpr_config_get_pcie_device_pg2(sc, &mpi_reply, &config_page2,
1315 MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE, handle))) {
1316 kprintf("%s: error reading PCIe device page2\n", __func__);
1317 error = ENXIO;
1318 goto out;
1319 }
1320
1321 id = mpr_mapping_get_tid(sc, pcie_wwid, handle);
1322 if (id == MPR_MAP_BAD_ID) {
1323 mpr_dprint(sc, MPR_ERROR | MPR_INFO, "failure at %s:%d/%s()! "
1324 "Could not get ID for device with handle 0x%04x\n",
1325 __FILE__, __LINE__, __func__, handle);
1326 error = ENXIO;
1327 goto out;
1328 }
1329 mpr_dprint(sc, MPR_MAPPING, "%s: Target ID for added device is %d.\n",
1330 __func__, id);
1331
1332 if (mprsas_check_id(sassc, id) != 0) {
1333 mpr_dprint(sc, MPR_MAPPING|MPR_INFO,
1334 "Excluding target id %d\n", id);
1335 error = ENXIO;
1336 goto out;
1337 }
1338
1339 mpr_dprint(sc, MPR_MAPPING, "WWID from PCIe device page0 = %jx\n",
1340 pcie_wwid);
1341 targ = &sassc->targets[id];
1342 targ->devinfo = device_info;
1343 targ->encl_handle = le16toh(config_page.EnclosureHandle);
1344 targ->encl_slot = le16toh(config_page.Slot);
1345 targ->encl_level = config_page.EnclosureLevel;
1346 targ->connector_name[0] = ((char *)&config_page.ConnectorName)[0];
1347 targ->connector_name[1] = ((char *)&config_page.ConnectorName)[1];
1348 targ->connector_name[2] = ((char *)&config_page.ConnectorName)[2];
1349 targ->connector_name[3] = ((char *)&config_page.ConnectorName)[3];
1350 targ->is_nvme = device_info & MPI26_PCIE_DEVINFO_NVME;
1351 targ->MDTS = config_page2.MaximumDataTransferSize;
1352 /*
1353 * Assume always TRUE for encl_level_valid because there is no valid
1354 * flag for PCIe.
1355 */
1356 targ->encl_level_valid = TRUE;
1357 targ->handle = handle;
1358 targ->parent_handle = le16toh(config_page.ParentDevHandle);
1359 targ->sasaddr = mpr_to_u64(&config_page.WWID);
1360 targ->parent_sasaddr = le64toh(parent_wwid);
1361 targ->parent_devinfo = parent_devinfo;
1362 targ->tid = id;
1363 targ->linkrate = linkrate;
1364 targ->flags = 0;
1365 if ((le16toh(config_page.Flags) &
1366 MPI26_PCIEDEV0_FLAGS_ENABLED_FAST_PATH) &&
1367 (le16toh(config_page.Flags) &
1368 MPI26_PCIEDEV0_FLAGS_FAST_PATH_CAPABLE)) {
1369 targ->scsi_req_desc_type =
1370 MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO;
1371 }
1372 TAILQ_INIT(&targ->commands);
1373 TAILQ_INIT(&targ->timedout_commands);
1374 while (!SLIST_EMPTY(&targ->luns)) {
1375 lun = SLIST_FIRST(&targ->luns);
1376 SLIST_REMOVE_HEAD(&targ->luns, lun_link);
1377 kfree(lun, M_MPR);
1378 }
1379 SLIST_INIT(&targ->luns);
1380
1381 mpr_describe_devinfo(targ->devinfo, devstring, 80);
1382 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "Found PCIe device <%s> <%s> "
1383 "handle<0x%04x> enclosureHandle<0x%04x> slot %d\n", devstring,
1384 mpr_describe_table(mpr_pcie_linkrate_names, targ->linkrate),
1385 targ->handle, targ->encl_handle, targ->encl_slot);
1386 if (targ->encl_level_valid) {
1387 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "At enclosure level %d "
1388 "and connector name (%4s)\n", targ->encl_level,
1389 targ->connector_name);
1390 }
1391 #if 1 /* ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000039)) || \
1392 (__FreeBSD_version < 902502) */
1393 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0)
1394 #endif
1395 mprsas_rescan_target(sc, targ);
1396 mpr_dprint(sc, MPR_MAPPING, "Target id 0x%x added\n", targ->tid);
1397
1398 out:
1399 mprsas_startup_decrement(sassc);
1400 return (error);
1401 }
1402
1403 static int
mprsas_volume_add(struct mpr_softc * sc,u16 handle)1404 mprsas_volume_add(struct mpr_softc *sc, u16 handle)
1405 {
1406 struct mprsas_softc *sassc;
1407 struct mprsas_target *targ;
1408 u64 wwid;
1409 unsigned int id;
1410 int error = 0;
1411 struct mprsas_lun *lun;
1412
1413 sassc = sc->sassc;
1414 mprsas_startup_increment(sassc);
1415 /* wwid is endian safe */
1416 mpr_config_get_volume_wwid(sc, handle, &wwid);
1417 if (!wwid) {
1418 kprintf("%s: invalid WWID; cannot add volume to mapping table\n",
1419 __func__);
1420 error = ENXIO;
1421 goto out;
1422 }
1423
1424 id = mpr_mapping_get_raid_tid(sc, wwid, handle);
1425 if (id == MPR_MAP_BAD_ID) {
1426 kprintf("%s: could not get ID for volume with handle 0x%04x and "
1427 "WWID 0x%016llx\n", __func__, handle,
1428 (unsigned long long)wwid);
1429 error = ENXIO;
1430 goto out;
1431 }
1432
1433 targ = &sassc->targets[id];
1434 targ->tid = id;
1435 targ->handle = handle;
1436 targ->devname = wwid;
1437 TAILQ_INIT(&targ->commands);
1438 TAILQ_INIT(&targ->timedout_commands);
1439 while (!SLIST_EMPTY(&targ->luns)) {
1440 lun = SLIST_FIRST(&targ->luns);
1441 SLIST_REMOVE_HEAD(&targ->luns, lun_link);
1442 kfree(lun, M_MPR);
1443 }
1444 SLIST_INIT(&targ->luns);
1445 #if 1 /* ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000039)) || \
1446 (__FreeBSD_version < 902502) */
1447 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0)
1448 #endif
1449 mprsas_rescan_target(sc, targ);
1450 mpr_dprint(sc, MPR_MAPPING, "RAID target id %d added (WWID = 0x%jx)\n",
1451 targ->tid, wwid);
1452 out:
1453 mprsas_startup_decrement(sassc);
1454 return (error);
1455 }
1456
1457 /**
1458 * mprsas_SSU_to_SATA_devices
1459 * @sc: per adapter object
1460 *
1461 * Looks through the target list and issues a StartStopUnit SCSI command to each
1462 * SATA direct-access device. This helps to ensure that data corruption is
1463 * avoided when the system is being shut down. This must be called after the IR
1464 * System Shutdown RAID Action is sent if in IR mode.
1465 *
1466 * Return nothing.
1467 */
1468 static void
mprsas_SSU_to_SATA_devices(struct mpr_softc * sc)1469 mprsas_SSU_to_SATA_devices(struct mpr_softc *sc)
1470 {
1471 struct mprsas_softc *sassc = sc->sassc;
1472 union ccb *ccb;
1473 path_id_t pathid = cam_sim_path(sassc->sim);
1474 target_id_t targetid;
1475 struct mprsas_target *target;
1476 char path_str[64];
1477 struct timeval cur_time, start_time;
1478
1479 mpr_lock(sc);
1480
1481 /*
1482 * For each target, issue a StartStopUnit command to stop the device.
1483 */
1484 sc->SSU_started = TRUE;
1485 sc->SSU_refcount = 0;
1486 for (targetid = 0; targetid < sc->max_devices; targetid++) {
1487 target = &sassc->targets[targetid];
1488 if (target->handle == 0x0) {
1489 continue;
1490 }
1491
1492 /*
1493 * The stop_at_shutdown flag will be set if this device is
1494 * a SATA direct-access end device.
1495 */
1496 if (target->stop_at_shutdown) {
1497 ccb = xpt_alloc_ccb();
1498 if (ccb == NULL) {
1499 mpr_dprint(sc, MPR_FAULT, "Unable to alloc CCB "
1500 "to stop unit.\n");
1501 return;
1502 }
1503
1504 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph,
1505 pathid, targetid, CAM_LUN_WILDCARD) !=
1506 CAM_REQ_CMP) {
1507 mpr_dprint(sc, MPR_ERROR, "Unable to create "
1508 "path to stop unit.\n");
1509 xpt_free_ccb(&ccb->ccb_h);
1510 return;
1511 }
1512 xpt_path_string(ccb->ccb_h.path, path_str,
1513 sizeof(path_str));
1514
1515 mpr_dprint(sc, MPR_INFO, "Sending StopUnit: path %s "
1516 "handle %d\n", path_str, target->handle);
1517
1518 /*
1519 * Issue a START STOP UNIT command for the target.
1520 * Increment the SSU counter to be used to count the
1521 * number of required replies.
1522 */
1523 mpr_dprint(sc, MPR_INFO, "Incrementing SSU count\n");
1524 sc->SSU_refcount++;
1525 ccb->ccb_h.target_id =
1526 xpt_path_target_id(ccb->ccb_h.path);
1527 ccb->ccb_h.ppriv_ptr1 = sassc;
1528 scsi_start_stop(&ccb->csio,
1529 /*retries*/0,
1530 mprsas_stop_unit_done,
1531 MSG_SIMPLE_Q_TAG,
1532 /*start*/FALSE,
1533 /*load/eject*/0,
1534 /*immediate*/FALSE,
1535 MPR_SENSE_LEN,
1536 /*timeout*/10000);
1537 xpt_action(ccb);
1538 }
1539 }
1540
1541 mpr_unlock(sc);
1542
1543 /*
1544 * Wait until all of the SSU commands have completed or time has
1545 * expired (60 seconds). Pause for 100ms each time through. If any
1546 * command times out, the target will be reset in the SCSI command
1547 * timeout routine.
1548 */
1549 getmicrotime(&start_time);
1550 while (sc->SSU_refcount) {
1551 tsleep(mprsas_SSU_to_SATA_devices, 0, "mprwait", hz/10);
1552
1553 getmicrotime(&cur_time);
1554 if ((cur_time.tv_sec - start_time.tv_sec) > 60) {
1555 mpr_dprint(sc, MPR_ERROR, "Time has expired waiting "
1556 "for SSU commands to complete.\n");
1557 break;
1558 }
1559 }
1560 }
1561
1562 static void
mprsas_stop_unit_done(struct cam_periph * periph,union ccb * done_ccb)1563 mprsas_stop_unit_done(struct cam_periph *periph, union ccb *done_ccb)
1564 {
1565 struct mprsas_softc *sassc;
1566 char path_str[64];
1567
1568 if (done_ccb == NULL)
1569 return;
1570
1571 sassc = (struct mprsas_softc *)done_ccb->ccb_h.ppriv_ptr1;
1572
1573 xpt_path_string(done_ccb->ccb_h.path, path_str, sizeof(path_str));
1574 mpr_dprint(sassc->sc, MPR_INFO, "Completing stop unit for %s\n",
1575 path_str);
1576
1577 /*
1578 * Nothing more to do except free the CCB and path. If the command
1579 * timed out, an abort reset, then target reset will be issued during
1580 * the SCSI Command process.
1581 */
1582 xpt_free_path(done_ccb->ccb_h.path);
1583 xpt_free_ccb(&done_ccb->ccb_h);
1584 }
1585
1586 /**
1587 * mprsas_ir_shutdown - IR shutdown notification
1588 * @sc: per adapter object
1589 *
1590 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that
1591 * the host system is shutting down.
1592 *
1593 * Return nothing.
1594 */
1595 void
mprsas_ir_shutdown(struct mpr_softc * sc)1596 mprsas_ir_shutdown(struct mpr_softc *sc)
1597 {
1598 u16 volume_mapping_flags;
1599 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags);
1600 struct dev_mapping_table *mt_entry;
1601 u32 start_idx, end_idx;
1602 unsigned int id, found_volume = 0;
1603 struct mpr_command *cm;
1604 Mpi2RaidActionRequest_t *action;
1605 target_id_t targetid;
1606 struct mprsas_target *target;
1607
1608 mpr_dprint(sc, MPR_TRACE, "%s\n", __func__);
1609
1610 /* is IR firmware build loaded? */
1611 if (!sc->ir_firmware)
1612 goto out;
1613
1614 /* are there any volumes? Look at IR target IDs. */
1615 // TODO-later, this should be looked up in the RAID config structure
1616 // when it is implemented.
1617 volume_mapping_flags = le16toh(sc->ioc_pg8.IRVolumeMappingFlags) &
1618 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE;
1619 if (volume_mapping_flags == MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) {
1620 start_idx = 0;
1621 if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0)
1622 start_idx = 1;
1623 } else
1624 start_idx = sc->max_devices - sc->max_volumes;
1625 end_idx = start_idx + sc->max_volumes - 1;
1626
1627 for (id = start_idx; id < end_idx; id++) {
1628 mt_entry = &sc->mapping_table[id];
1629 if ((mt_entry->physical_id != 0) &&
1630 (mt_entry->missing_count == 0)) {
1631 found_volume = 1;
1632 break;
1633 }
1634 }
1635
1636 if (!found_volume)
1637 goto out;
1638
1639 if ((cm = mpr_alloc_command(sc)) == NULL) {
1640 kprintf("%s: command alloc failed\n", __func__);
1641 goto out;
1642 }
1643
1644 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req;
1645 action->Function = MPI2_FUNCTION_RAID_ACTION;
1646 action->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED;
1647 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
1648 mpr_lock(sc);
1649 mpr_wait_command(sc, &cm, 5, CAN_SLEEP);
1650 mpr_unlock(sc);
1651
1652 /*
1653 * Don't check for reply, just leave.
1654 */
1655 if (cm)
1656 mpr_free_command(sc, cm);
1657
1658 out:
1659 /*
1660 * All of the targets must have the correct value set for
1661 * 'stop_at_shutdown' for the current 'enable_ssu' sysctl variable.
1662 *
1663 * The possible values for the 'enable_ssu' variable are:
1664 * 0: disable to SSD and HDD
1665 * 1: disable only to HDD (default)
1666 * 2: disable only to SSD
1667 * 3: enable to SSD and HDD
1668 * anything else will default to 1.
1669 */
1670 for (targetid = 0; targetid < sc->max_devices; targetid++) {
1671 target = &sc->sassc->targets[targetid];
1672 if (target->handle == 0x0) {
1673 continue;
1674 }
1675
1676 if (target->supports_SSU) {
1677 switch (sc->enable_ssu) {
1678 case MPR_SSU_DISABLE_SSD_DISABLE_HDD:
1679 target->stop_at_shutdown = FALSE;
1680 break;
1681 case MPR_SSU_DISABLE_SSD_ENABLE_HDD:
1682 target->stop_at_shutdown = TRUE;
1683 if (target->flags & MPR_TARGET_IS_SATA_SSD) {
1684 target->stop_at_shutdown = FALSE;
1685 }
1686 break;
1687 case MPR_SSU_ENABLE_SSD_ENABLE_HDD:
1688 target->stop_at_shutdown = TRUE;
1689 break;
1690 case MPR_SSU_ENABLE_SSD_DISABLE_HDD:
1691 default:
1692 target->stop_at_shutdown = TRUE;
1693 if ((target->flags &
1694 MPR_TARGET_IS_SATA_SSD) == 0) {
1695 target->stop_at_shutdown = FALSE;
1696 }
1697 break;
1698 }
1699 }
1700 }
1701 mprsas_SSU_to_SATA_devices(sc);
1702 }
1703