mpr_sas_lsi.c revision 265485
1/*- 2 * Copyright (c) 2011-2014 LSI Corp. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * LSI MPT-Fusion Host Adapter FreeBSD 27 */ 28 29#include <sys/cdefs.h> 30__FBSDID("$FreeBSD: head/sys/dev/mpr/mpr_sas_lsi.c 265485 2014-05-07 05:14:48Z ken $"); 31 32/* Communications core for LSI MPT2 */ 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/selinfo.h> 40#include <sys/module.h> 41#include <sys/bus.h> 42#include <sys/conf.h> 43#include <sys/bio.h> 44#include <sys/malloc.h> 45#include <sys/uio.h> 46#include <sys/sysctl.h> 47#include <sys/endian.h> 48#include <sys/queue.h> 49#include <sys/kthread.h> 50#include <sys/taskqueue.h> 51#include <sys/sbuf.h> 52 53#include <machine/bus.h> 54#include <machine/resource.h> 55#include <sys/rman.h> 56 57#include <machine/stdarg.h> 58 59#include <cam/cam.h> 60#include <cam/cam_ccb.h> 61#include <cam/cam_debug.h> 62#include <cam/cam_sim.h> 63#include <cam/cam_xpt_sim.h> 64#include <cam/cam_xpt_periph.h> 65#include <cam/cam_periph.h> 66#include <cam/scsi/scsi_all.h> 67#include <cam/scsi/scsi_message.h> 68 69#include <dev/mpr/mpi/mpi2_type.h> 70#include <dev/mpr/mpi/mpi2.h> 71#include <dev/mpr/mpi/mpi2_ioc.h> 72#include <dev/mpr/mpi/mpi2_sas.h> 73#include <dev/mpr/mpi/mpi2_cnfg.h> 74#include <dev/mpr/mpi/mpi2_init.h> 75#include <dev/mpr/mpi/mpi2_raid.h> 76#include <dev/mpr/mpi/mpi2_tool.h> 77#include <dev/mpr/mpr_ioctl.h> 78#include <dev/mpr/mprvar.h> 79#include <dev/mpr/mpr_table.h> 80#include <dev/mpr/mpr_sas.h> 81 82/* For Hashed SAS Address creation for SATA Drives */ 83#define MPT2SAS_SN_LEN 20 84#define MPT2SAS_MN_LEN 40 85 86struct mpr_fw_event_work { 87 u16 event; 88 void *event_data; 89 TAILQ_ENTRY(mpr_fw_event_work) ev_link; 90}; 91 92union _sata_sas_address { 93 u8 wwid[8]; 94 struct { 95 u32 high; 96 u32 low; 97 } word; 98}; 99 100/* 101 * define the IDENTIFY DEVICE structure 102 */ 103struct _ata_identify_device_data { 104 u16 reserved1[10]; /* 0-9 */ 105 u16 serial_number[10]; /* 10-19 */ 106 u16 reserved2[7]; /* 20-26 */ 107 u16 model_number[20]; /* 27-46*/ 108 u16 reserved3[209]; /* 47-255*/ 109}; 110static u32 event_count; 111static void mprsas_fw_work(struct mpr_softc *sc, 112 struct mpr_fw_event_work *fw_event); 113static void mprsas_fw_event_free(struct mpr_softc *, 114 struct mpr_fw_event_work *); 115static int mprsas_add_device(struct mpr_softc *sc, u16 handle, u8 linkrate); 116static int mprsas_get_sata_identify(struct mpr_softc *sc, u16 handle, 117 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, 118 u32 devinfo); 119int mprsas_get_sas_address_for_sata_disk(struct mpr_softc *sc, 120 u64 *sas_address, u16 handle, u32 device_info); 121static int mprsas_volume_add(struct mpr_softc *sc, 122 u16 handle); 123static void mprsas_SSU_to_SATA_devices(struct mpr_softc *sc); 124static void mprsas_stop_unit_done(struct cam_periph *periph, 125 union ccb *done_ccb); 126 127void 128mprsas_evt_handler(struct mpr_softc *sc, uintptr_t data, 129 MPI2_EVENT_NOTIFICATION_REPLY *event) 130{ 131 struct mpr_fw_event_work *fw_event; 132 u16 sz; 133 134 mpr_dprint(sc, MPR_TRACE, "%s\n", __func__); 135 mpr_print_evt_sas(sc, event); 136 mprsas_record_event(sc, event); 137 138 fw_event = malloc(sizeof(struct mpr_fw_event_work), M_MPR, 139 M_ZERO|M_NOWAIT); 140 if (!fw_event) { 141 printf("%s: allocate failed for fw_event\n", __func__); 142 return; 143 } 144 sz = le16toh(event->EventDataLength) * 4; 145 fw_event->event_data = malloc(sz, M_MPR, M_ZERO|M_NOWAIT); 146 if (!fw_event->event_data) { 147 printf("%s: allocate failed for event_data\n", __func__); 148 free(fw_event, M_MPR); 149 return; 150 } 151 152 bcopy(event->EventData, fw_event->event_data, sz); 153 fw_event->event = event->Event; 154 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || 155 event->Event == MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE || 156 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 157 sc->track_mapping_events) 158 sc->pending_map_events++; 159 160 /* 161 * When wait_for_port_enable flag is set, make sure that all the events 162 * are processed. Increment the startup_refcount and decrement it after 163 * events are processed. 164 */ 165 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || 166 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 167 sc->wait_for_port_enable) 168 mprsas_startup_increment(sc->sassc); 169 170 TAILQ_INSERT_TAIL(&sc->sassc->ev_queue, fw_event, ev_link); 171 taskqueue_enqueue(sc->sassc->ev_tq, &sc->sassc->ev_task); 172 173} 174 175static void 176mprsas_fw_event_free(struct mpr_softc *sc, struct mpr_fw_event_work *fw_event) 177{ 178 179 free(fw_event->event_data, M_MPR); 180 free(fw_event, M_MPR); 181} 182 183/** 184 * _mpr_fw_work - delayed task for processing firmware events 185 * @sc: per adapter object 186 * @fw_event: The fw_event_work object 187 * Context: user. 188 * 189 * Return nothing. 190 */ 191static void 192mprsas_fw_work(struct mpr_softc *sc, struct mpr_fw_event_work *fw_event) 193{ 194 struct mprsas_softc *sassc; 195 sassc = sc->sassc; 196 197 mpr_dprint(sc, MPR_EVENT, "(%d)->(%s) Working on Event: [%x]\n", 198 event_count++, __func__, fw_event->event); 199 switch (fw_event->event) { 200 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: 201 { 202 MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *data; 203 MPI2_EVENT_SAS_TOPO_PHY_ENTRY *phy; 204 int i; 205 206 data = (MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *) 207 fw_event->event_data; 208 209 mpr_mapping_topology_change_event(sc, fw_event->event_data); 210 211 for (i = 0; i < data->NumEntries; i++) { 212 phy = &data->PHY[i]; 213 switch (phy->PhyStatus & MPI2_EVENT_SAS_TOPO_RC_MASK) { 214 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: 215 if (mprsas_add_device(sc, 216 le16toh(phy->AttachedDevHandle), 217 phy->LinkRate)) { 218 printf("%s: failed to add device with " 219 "handle 0x%x\n", __func__, 220 le16toh(phy->AttachedDevHandle)); 221 mprsas_prepare_remove(sassc, le16toh( 222 phy->AttachedDevHandle)); 223 } 224 break; 225 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: 226 mprsas_prepare_remove(sassc, le16toh( 227 phy->AttachedDevHandle)); 228 break; 229 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: 230 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE: 231 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING: 232 default: 233 break; 234 } 235 } 236 /* 237 * refcount was incremented for this event in 238 * mprsas_evt_handler. Decrement it here because the event has 239 * been processed. 240 */ 241 mprsas_startup_decrement(sassc); 242 break; 243 } 244 case MPI2_EVENT_SAS_DISCOVERY: 245 { 246 MPI2_EVENT_DATA_SAS_DISCOVERY *data; 247 248 data = (MPI2_EVENT_DATA_SAS_DISCOVERY *)fw_event->event_data; 249 250 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_STARTED) 251 mpr_dprint(sc, MPR_TRACE,"SAS discovery start " 252 "event\n"); 253 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_COMPLETED) { 254 mpr_dprint(sc, MPR_TRACE,"SAS discovery stop event\n"); 255 sassc->flags &= ~MPRSAS_IN_DISCOVERY; 256 mprsas_discovery_end(sassc); 257 } 258 break; 259 } 260 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: 261 { 262 Mpi2EventDataSasEnclDevStatusChange_t *data; 263 data = (Mpi2EventDataSasEnclDevStatusChange_t *) 264 fw_event->event_data; 265 mpr_mapping_enclosure_dev_status_change_event(sc, 266 fw_event->event_data); 267 break; 268 } 269 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: 270 { 271 Mpi2EventIrConfigElement_t *element; 272 int i; 273 u8 foreign_config, reason; 274 u16 elementType; 275 Mpi2EventDataIrConfigChangeList_t *event_data; 276 struct mprsas_target *targ; 277 unsigned int id; 278 279 event_data = fw_event->event_data; 280 foreign_config = (le32toh(event_data->Flags) & 281 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; 282 283 element = 284 (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; 285 id = mpr_mapping_get_raid_id_from_handle(sc, 286 element->VolDevHandle); 287 288 mpr_mapping_ir_config_change_event(sc, event_data); 289 for (i = 0; i < event_data->NumElements; i++, element++) { 290 reason = element->ReasonCode; 291 elementType = le16toh(element->ElementFlags) & 292 MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK; 293 /* 294 * check for element type of Phys Disk or Hot Spare 295 */ 296 if ((elementType != 297 MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT) 298 && (elementType != 299 MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT)) 300 // do next element 301 goto skip_fp_send; 302 303 /* 304 * check for reason of Hide, Unhide, PD Created, or PD 305 * Deleted 306 */ 307 if ((reason != MPI2_EVENT_IR_CHANGE_RC_HIDE) && 308 (reason != MPI2_EVENT_IR_CHANGE_RC_UNHIDE) && 309 (reason != MPI2_EVENT_IR_CHANGE_RC_PD_CREATED) && 310 (reason != MPI2_EVENT_IR_CHANGE_RC_PD_DELETED)) 311 goto skip_fp_send; 312 313 // check for a reason of Hide or PD Created 314 if ((reason == MPI2_EVENT_IR_CHANGE_RC_HIDE) || 315 (reason == MPI2_EVENT_IR_CHANGE_RC_PD_CREATED)) 316 { 317 // build RAID Action message 318 Mpi2RaidActionRequest_t *action; 319 Mpi2RaidActionReply_t *reply; 320 struct mpr_command *cm; 321 int error = 0; 322 if ((cm = mpr_alloc_command(sc)) == NULL) { 323 printf("%s: command alloc failed\n", 324 __func__); 325 return; 326 } 327 328 mpr_dprint(sc, MPR_INFO, "Sending FP action " 329 "from " 330 "MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST " 331 ":\n"); 332 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req; 333 action->Function = MPI2_FUNCTION_RAID_ACTION; 334 action->Action = 335 MPI2_RAID_ACTION_PHYSDISK_HIDDEN; 336 action->PhysDiskNum = element->PhysDiskNum; 337 cm->cm_desc.Default.RequestFlags = 338 MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 339 error = mpr_request_polled(sc, cm); 340 reply = (Mpi2RaidActionReply_t *)cm->cm_reply; 341 if (error || (reply == NULL)) { 342 /* FIXME */ 343 /* 344 * If the poll returns error then we 345 * need to do diag reset 346 */ 347 printf("%s: poll for page completed " 348 "with error %d", __func__, error); 349 } 350 if (reply && (le16toh(reply->IOCStatus) & 351 MPI2_IOCSTATUS_MASK) != 352 MPI2_IOCSTATUS_SUCCESS) { 353 mpr_dprint(sc, MPR_INFO, "%s: error " 354 "sending RaidActionPage; iocstatus " 355 "= 0x%x\n", __func__, 356 le16toh(reply->IOCStatus)); 357 } 358 359 if (cm) 360 mpr_free_command(sc, cm); 361 } 362skip_fp_send: 363 mpr_dprint(sc, MPR_INFO, "Received " 364 "MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST Reason " 365 "code %x:\n", element->ReasonCode); 366 switch (element->ReasonCode) { 367 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: 368 case MPI2_EVENT_IR_CHANGE_RC_ADDED: 369 if (!foreign_config) { 370 if (mprsas_volume_add(sc, 371 le16toh(element->VolDevHandle))) { 372 printf("%s: failed to add RAID " 373 "volume with handle 0x%x\n", 374 __func__, le16toh(element-> 375 VolDevHandle)); 376 } 377 } 378 break; 379 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: 380 case MPI2_EVENT_IR_CHANGE_RC_REMOVED: 381 /* 382 * Rescan after volume is deleted or removed. 383 */ 384 if (!foreign_config) { 385 if (id == MPR_MAP_BAD_ID) { 386 printf("%s: could not get ID " 387 "for volume with handle " 388 "0x%04x\n", __func__, 389 le16toh(element-> 390 VolDevHandle)); 391 break; 392 } 393 394 targ = &sassc->targets[id]; 395 targ->handle = 0x0; 396 targ->encl_slot = 0x0; 397 targ->encl_handle = 0x0; 398 targ->encl_level_valid = 0x0; 399 targ->encl_level = 0x0; 400 targ->connector_name[0] = ' '; 401 targ->connector_name[1] = ' '; 402 targ->connector_name[2] = ' '; 403 targ->connector_name[3] = ' '; 404 targ->exp_dev_handle = 0x0; 405 targ->phy_num = 0x0; 406 targ->linkrate = 0x0; 407 mprsas_rescan_target(sc, targ); 408 printf("RAID target id 0x%x removed\n", 409 targ->tid); 410 } 411 break; 412 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: 413 case MPI2_EVENT_IR_CHANGE_RC_HIDE: 414 /* 415 * Phys Disk of a volume has been created. Hide 416 * it from the OS. 417 */ 418 targ = mprsas_find_target_by_handle(sassc, 0, 419 element->PhysDiskDevHandle); 420 if (targ == NULL) 421 break; 422 targ->flags |= MPR_TARGET_FLAGS_RAID_COMPONENT; 423 mprsas_rescan_target(sc, targ); 424 425 break; 426 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: 427 /* 428 * Phys Disk of a volume has been deleted. 429 * Expose it to the OS. 430 */ 431 if (mprsas_add_device(sc, 432 le16toh(element->PhysDiskDevHandle), 0)) { 433 printf("%s: failed to add device with " 434 "handle 0x%x\n", __func__, 435 le16toh(element-> 436 PhysDiskDevHandle)); 437 mprsas_prepare_remove(sassc, 438 le16toh(element-> 439 PhysDiskDevHandle)); 440 } 441 break; 442 } 443 } 444 /* 445 * refcount was incremented for this event in 446 * mprsas_evt_handler. Decrement it here because the event has 447 * been processed. 448 */ 449 mprsas_startup_decrement(sassc); 450 break; 451 } 452 case MPI2_EVENT_IR_VOLUME: 453 { 454 Mpi2EventDataIrVolume_t *event_data = fw_event->event_data; 455 456 /* 457 * Informational only. 458 */ 459 mpr_dprint(sc, MPR_EVENT, "Received IR Volume event:\n"); 460 switch (event_data->ReasonCode) { 461 case MPI2_EVENT_IR_VOLUME_RC_SETTINGS_CHANGED: 462 mpr_dprint(sc, MPR_EVENT, " Volume Settings " 463 "changed from 0x%x to 0x%x for Volome with " 464 "handle 0x%x", le32toh(event_data->PreviousValue), 465 le32toh(event_data->NewValue), 466 le16toh(event_data->VolDevHandle)); 467 break; 468 case MPI2_EVENT_IR_VOLUME_RC_STATUS_FLAGS_CHANGED: 469 mpr_dprint(sc, MPR_EVENT, " Volume Status " 470 "changed from 0x%x to 0x%x for Volome with " 471 "handle 0x%x", le32toh(event_data->PreviousValue), 472 le32toh(event_data->NewValue), 473 le16toh(event_data->VolDevHandle)); 474 break; 475 case MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED: 476 mpr_dprint(sc, MPR_EVENT, " Volume State " 477 "changed from 0x%x to 0x%x for Volome with " 478 "handle 0x%x", le32toh(event_data->PreviousValue), 479 le32toh(event_data->NewValue), 480 le16toh(event_data->VolDevHandle)); 481 u32 state; 482 struct mprsas_target *targ; 483 state = le32toh(event_data->NewValue); 484 switch (state) { 485 case MPI2_RAID_VOL_STATE_MISSING: 486 case MPI2_RAID_VOL_STATE_FAILED: 487 mprsas_prepare_volume_remove(sassc, 488 event_data->VolDevHandle); 489 break; 490 491 case MPI2_RAID_VOL_STATE_ONLINE: 492 case MPI2_RAID_VOL_STATE_DEGRADED: 493 case MPI2_RAID_VOL_STATE_OPTIMAL: 494 targ = 495 mprsas_find_target_by_handle(sassc, 496 0, event_data->VolDevHandle); 497 if (targ) { 498 printf("%s %d: Volume handle " 499 "0x%x is already added \n", 500 __func__, __LINE__, 501 event_data->VolDevHandle); 502 break; 503 } 504 if (mprsas_volume_add(sc, 505 le16toh(event_data-> 506 VolDevHandle))) { 507 printf("%s: failed to add RAID " 508 "volume with handle 0x%x\n", 509 __func__, le16toh( 510 event_data->VolDevHandle)); 511 } 512 break; 513 default: 514 break; 515 } 516 break; 517 default: 518 break; 519 } 520 break; 521 } 522 case MPI2_EVENT_IR_PHYSICAL_DISK: 523 { 524 Mpi2EventDataIrPhysicalDisk_t *event_data = 525 fw_event->event_data; 526 struct mprsas_target *targ; 527 528 /* 529 * Informational only. 530 */ 531 mpr_dprint(sc, MPR_EVENT, "Received IR Phys Disk event:\n"); 532 switch (event_data->ReasonCode) { 533 case MPI2_EVENT_IR_PHYSDISK_RC_SETTINGS_CHANGED: 534 mpr_dprint(sc, MPR_EVENT, " Phys Disk Settings " 535 "changed from 0x%x to 0x%x for Phys Disk Number " 536 "%d and handle 0x%x at Enclosure handle 0x%x, Slot " 537 "%d", le32toh(event_data->PreviousValue), 538 le32toh(event_data->NewValue), 539 event_data->PhysDiskNum, 540 le16toh(event_data->PhysDiskDevHandle), 541 le16toh(event_data->EnclosureHandle), 542 le16toh(event_data->Slot)); 543 break; 544 case MPI2_EVENT_IR_PHYSDISK_RC_STATUS_FLAGS_CHANGED: 545 mpr_dprint(sc, MPR_EVENT, " Phys Disk Status changed " 546 "from 0x%x to 0x%x for Phys Disk Number %d and " 547 "handle 0x%x at Enclosure handle 0x%x, Slot %d", 548 le32toh(event_data->PreviousValue), 549 le32toh(event_data->NewValue), 550 event_data->PhysDiskNum, 551 le16toh(event_data->PhysDiskDevHandle), 552 le16toh(event_data->EnclosureHandle), 553 le16toh(event_data->Slot)); 554 break; 555 case MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED: 556 mpr_dprint(sc, MPR_EVENT, " Phys Disk State changed " 557 "from 0x%x to 0x%x for Phys Disk Number %d and " 558 "handle 0x%x at Enclosure handle 0x%x, Slot %d", 559 le32toh(event_data->PreviousValue), 560 le32toh(event_data->NewValue), 561 event_data->PhysDiskNum, 562 le16toh(event_data->PhysDiskDevHandle), 563 le16toh(event_data->EnclosureHandle), 564 le16toh(event_data->Slot)); 565 switch (event_data->NewValue) { 566 case MPI2_RAID_PD_STATE_ONLINE: 567 case MPI2_RAID_PD_STATE_DEGRADED: 568 case MPI2_RAID_PD_STATE_REBUILDING: 569 case MPI2_RAID_PD_STATE_OPTIMAL: 570 case MPI2_RAID_PD_STATE_HOT_SPARE: 571 targ = mprsas_find_target_by_handle( 572 sassc, 0, 573 event_data->PhysDiskDevHandle); 574 if (targ) { 575 targ->flags |= 576 MPR_TARGET_FLAGS_RAID_COMPONENT; 577 printf("%s %d: Found Target " 578 "for handle 0x%x.\n", 579 __func__, __LINE__ , 580 event_data-> 581 PhysDiskDevHandle); 582 } 583 break; 584 case MPI2_RAID_PD_STATE_OFFLINE: 585 case MPI2_RAID_PD_STATE_NOT_CONFIGURED: 586 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: 587 default: 588 targ = mprsas_find_target_by_handle( 589 sassc, 0, 590 event_data->PhysDiskDevHandle); 591 if (targ) { 592 targ->flags |= 593 ~MPR_TARGET_FLAGS_RAID_COMPONENT; 594 printf("%s %d: Found Target " 595 "for handle 0x%x. \n", 596 __func__, __LINE__ , 597 event_data-> 598 PhysDiskDevHandle); 599 } 600 break; 601 } 602 default: 603 break; 604 } 605 break; 606 } 607 case MPI2_EVENT_IR_OPERATION_STATUS: 608 { 609 Mpi2EventDataIrOperationStatus_t *event_data = 610 fw_event->event_data; 611 612 /* 613 * Informational only. 614 */ 615 mpr_dprint(sc, MPR_EVENT, "Received IR Op Status event:\n"); 616 mpr_dprint(sc, MPR_EVENT, " RAID Operation of %d is %d " 617 "percent complete for Volume with handle 0x%x", 618 event_data->RAIDOperation, event_data->PercentComplete, 619 le16toh(event_data->VolDevHandle)); 620 break; 621 } 622 case MPI2_EVENT_TEMP_THRESHOLD: 623 { 624 pMpi2EventDataTemperature_t temp_event; 625 626 temp_event = (pMpi2EventDataTemperature_t)fw_event->event_data; 627 628 /* 629 * The Temp Sensor Count must be greater than the event's Sensor 630 * Num to be valid. If valid, print the temp thresholds that 631 * have been exceeded. 632 */ 633 if (sc->iounit_pg8.NumSensors > temp_event->SensorNum) { 634 mpr_dprint(sc, MPR_FAULT, "Temperature Threshold flags " 635 "%s %s %s %s exceeded for Sensor: %d !!!\n", 636 ((temp_event->Status & 0x01) == 1) ? "0 " : " ", 637 ((temp_event->Status & 0x02) == 2) ? "1 " : " ", 638 ((temp_event->Status & 0x04) == 4) ? "2 " : " ", 639 ((temp_event->Status & 0x08) == 8) ? "3 " : " ", 640 temp_event->SensorNum); 641 mpr_dprint(sc, MPR_FAULT, "Current Temp in Celsius: " 642 "%d\n", temp_event->CurrentTemperature); 643 } 644 break; 645 } 646 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: 647 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: 648 default: 649 mpr_dprint(sc, MPR_TRACE,"Unhandled event 0x%0X\n", 650 fw_event->event); 651 break; 652 653 } 654 mpr_dprint(sc, MPR_EVENT, "(%d)->(%s) Event Free: [%x]\n", event_count, 655 __func__, fw_event->event); 656 mprsas_fw_event_free(sc, fw_event); 657} 658 659void 660mprsas_firmware_event_work(void *arg, int pending) 661{ 662 struct mpr_fw_event_work *fw_event; 663 struct mpr_softc *sc; 664 665 sc = (struct mpr_softc *)arg; 666 mpr_lock(sc); 667 while ((fw_event = TAILQ_FIRST(&sc->sassc->ev_queue)) != NULL) { 668 TAILQ_REMOVE(&sc->sassc->ev_queue, fw_event, ev_link); 669 mprsas_fw_work(sc, fw_event); 670 } 671 mpr_unlock(sc); 672} 673 674static int 675mprsas_add_device(struct mpr_softc *sc, u16 handle, u8 linkrate){ 676 char devstring[80]; 677 struct mprsas_softc *sassc; 678 struct mprsas_target *targ; 679 Mpi2ConfigReply_t mpi_reply; 680 Mpi2SasDevicePage0_t config_page; 681 uint64_t sas_address, sata_sas_address; 682 uint64_t parent_sas_address = 0; 683 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags); 684 u32 device_info, parent_devinfo = 0; 685 unsigned int id; 686 int ret; 687 int error = 0; 688 struct mprsas_lun *lun; 689 690 sassc = sc->sassc; 691 mprsas_startup_increment(sassc); 692 if ((mpr_config_get_sas_device_pg0(sc, &mpi_reply, &config_page, 693 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { 694 printf("%s: error reading SAS device page0\n", __func__); 695 error = ENXIO; 696 goto out; 697 } 698 699 device_info = le32toh(config_page.DeviceInfo); 700 701 if (((device_info & MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0) 702 && (le16toh(config_page.ParentDevHandle) != 0)) { 703 Mpi2ConfigReply_t tmp_mpi_reply; 704 Mpi2SasDevicePage0_t parent_config_page; 705 706 if ((mpr_config_get_sas_device_pg0(sc, &tmp_mpi_reply, 707 &parent_config_page, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, 708 le16toh(config_page.ParentDevHandle)))) { 709 printf("%s: error reading SAS device %#x page0\n", 710 __func__, le16toh(config_page.ParentDevHandle)); 711 } else { 712 parent_sas_address = parent_config_page.SASAddress.High; 713 parent_sas_address = (parent_sas_address << 32) | 714 parent_config_page.SASAddress.Low; 715 parent_devinfo = le32toh(parent_config_page.DeviceInfo); 716 } 717 } 718 /* TODO Check proper endianess */ 719 sas_address = config_page.SASAddress.High; 720 sas_address = (sas_address << 32) | 721 config_page.SASAddress.Low; 722 723 if ((ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_MASK_MAPPING_MODE) 724 == MPI2_IOCPAGE8_FLAGS_DEVICE_PERSISTENCE_MAPPING) { 725 if (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) { 726 ret = mprsas_get_sas_address_for_sata_disk(sc, 727 &sata_sas_address, handle, device_info); 728 if (!ret) 729 id = mpr_mapping_get_sas_id(sc, 730 sata_sas_address, handle); 731 else 732 id = mpr_mapping_get_sas_id(sc, 733 sas_address, handle); 734 } else 735 id = mpr_mapping_get_sas_id(sc, sas_address, 736 handle); 737 } else 738 id = mpr_mapping_get_sas_id(sc, sas_address, handle); 739 740 if (id == MPR_MAP_BAD_ID) { 741 printf("failure at %s:%d/%s()! Could not get ID for device " 742 "with handle 0x%04x\n", __FILE__, __LINE__, __func__, 743 handle); 744 error = ENXIO; 745 goto out; 746 } 747 748 if (mprsas_check_id(sassc, id) != 0) { 749 device_printf(sc->mpr_dev, "Excluding target id %d\n", id); 750 error = ENXIO; 751 goto out; 752 } 753 754 mpr_dprint(sc, MPR_MAPPING, "SAS Address from SAS device page0 = %jx\n", 755 sas_address); 756 targ = &sassc->targets[id]; 757 targ->devinfo = device_info; 758 targ->devname = le32toh(config_page.DeviceName.High); 759 targ->devname = (targ->devname << 32) | 760 le32toh(config_page.DeviceName.Low); 761 targ->encl_handle = le16toh(config_page.EnclosureHandle); 762 targ->encl_slot = le16toh(config_page.Slot); 763 targ->encl_level = config_page.EnclosureLevel; 764 targ->connector_name[0] = config_page.ConnectorName[0]; 765 targ->connector_name[1] = config_page.ConnectorName[1]; 766 targ->connector_name[2] = config_page.ConnectorName[2]; 767 targ->connector_name[3] = config_page.ConnectorName[3]; 768 targ->handle = handle; 769 targ->parent_handle = le16toh(config_page.ParentDevHandle); 770 targ->sasaddr = mpr_to_u64(&config_page.SASAddress); 771 targ->parent_sasaddr = le64toh(parent_sas_address); 772 targ->parent_devinfo = parent_devinfo; 773 targ->tid = id; 774 targ->linkrate = (linkrate>>4); 775 targ->flags = 0; 776 if (le16toh(config_page.Flags) & 777 MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) { 778 targ->scsi_req_desc_type = 779 MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO; 780 } 781 if (le16toh(config_page.Flags) & 782 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { 783 targ->encl_level_valid = TRUE; 784 } 785 TAILQ_INIT(&targ->commands); 786 TAILQ_INIT(&targ->timedout_commands); 787 while (!SLIST_EMPTY(&targ->luns)) { 788 lun = SLIST_FIRST(&targ->luns); 789 SLIST_REMOVE_HEAD(&targ->luns, lun_link); 790 free(lun, M_MPR); 791 } 792 SLIST_INIT(&targ->luns); 793 794 mpr_describe_devinfo(targ->devinfo, devstring, 80); 795 mpr_dprint(sc, (MPR_XINFO|MPR_MAPPING), "Found device <%s> <%s> " 796 "handle<0x%04x> enclosureHandle<0x%04x> slot %d\n", devstring, 797 mpr_describe_table(mpr_linkrate_names, targ->linkrate), 798 targ->handle, targ->encl_handle, targ->encl_slot); 799 if (targ->encl_level_valid) { 800 mpr_dprint(sc, (MPR_XINFO|MPR_MAPPING), "At enclosure level %d " 801 "and connector name (%4s)\n", targ->encl_level, 802 targ->connector_name); 803 } 804#if __FreeBSD_version < 1000039 805 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0) 806#endif 807 mprsas_rescan_target(sc, targ); 808 mpr_dprint(sc, MPR_MAPPING, "Target id 0x%x added\n", targ->tid); 809out: 810 mprsas_startup_decrement(sassc); 811 return (error); 812 813} 814 815int 816mprsas_get_sas_address_for_sata_disk(struct mpr_softc *sc, 817 u64 *sas_address, u16 handle, u32 device_info) 818{ 819 Mpi2SataPassthroughReply_t mpi_reply; 820 int i, rc, try_count; 821 u32 *bufferptr; 822 union _sata_sas_address hash_address; 823 struct _ata_identify_device_data ata_identify; 824 u8 buffer[MPT2SAS_MN_LEN + MPT2SAS_SN_LEN]; 825 u32 ioc_status; 826 u8 sas_status; 827 828 memset(&ata_identify, 0, sizeof(ata_identify)); 829 try_count = 0; 830 do { 831 rc = mprsas_get_sata_identify(sc, handle, &mpi_reply, 832 (char *)&ata_identify, sizeof(ata_identify), device_info); 833 try_count++; 834 ioc_status = le16toh(mpi_reply.IOCStatus) 835 & MPI2_IOCSTATUS_MASK; 836 sas_status = mpi_reply.SASStatus; 837 } while ((rc == -EAGAIN || ioc_status || sas_status) && 838 (try_count < 5)); 839 840 if (rc == 0 && !ioc_status && !sas_status) { 841 mpr_dprint(sc, MPR_MAPPING, "%s: got SATA identify " 842 "successfully for handle = 0x%x with try_count = %d\n", 843 __func__, handle, try_count); 844 } else { 845 mpr_dprint(sc, MPR_MAPPING, "%s: handle = 0x%x failed\n", 846 __func__, handle); 847 return -1; 848 } 849 /* Copy & byteswap the 40 byte model number to a buffer */ 850 for (i = 0; i < MPT2SAS_MN_LEN; i += 2) { 851 buffer[i] = ((u8 *)ata_identify.model_number)[i + 1]; 852 buffer[i + 1] = ((u8 *)ata_identify.model_number)[i]; 853 } 854 /* Copy & byteswap the 20 byte serial number to a buffer */ 855 for (i = 0; i < MPT2SAS_SN_LEN; i += 2) { 856 buffer[MPT2SAS_MN_LEN + i] = 857 ((u8 *)ata_identify.serial_number)[i + 1]; 858 buffer[MPT2SAS_MN_LEN + i + 1] = 859 ((u8 *)ata_identify.serial_number)[i]; 860 } 861 bufferptr = (u32 *)buffer; 862 /* There are 60 bytes to hash down to 8. 60 isn't divisible by 8, 863 * so loop through the first 56 bytes (7*8), 864 * and then add in the last dword. 865 */ 866 hash_address.word.low = 0; 867 hash_address.word.high = 0; 868 for (i = 0; (i < ((MPT2SAS_MN_LEN+MPT2SAS_SN_LEN)/8)); i++) { 869 hash_address.word.low += *bufferptr; 870 bufferptr++; 871 hash_address.word.high += *bufferptr; 872 bufferptr++; 873 } 874 /* Add the last dword */ 875 hash_address.word.low += *bufferptr; 876 /* Make sure the hash doesn't start with 5, because it could clash 877 * with a SAS address. Change 5 to a D. 878 */ 879 if ((hash_address.word.high & 0x000000F0) == (0x00000050)) 880 hash_address.word.high |= 0x00000080; 881 *sas_address = (u64)hash_address.wwid[0] << 56 | 882 (u64)hash_address.wwid[1] << 48 | (u64)hash_address.wwid[2] << 40 | 883 (u64)hash_address.wwid[3] << 32 | (u64)hash_address.wwid[4] << 24 | 884 (u64)hash_address.wwid[5] << 16 | (u64)hash_address.wwid[6] << 8 | 885 (u64)hash_address.wwid[7]; 886 return 0; 887} 888 889static int 890mprsas_get_sata_identify(struct mpr_softc *sc, u16 handle, 891 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, u32 devinfo) 892{ 893 Mpi2SataPassthroughRequest_t *mpi_request; 894 Mpi2SataPassthroughReply_t *reply; 895 struct mpr_command *cm; 896 char *buffer; 897 int error = 0; 898 899 buffer = malloc( sz, M_MPR, M_NOWAIT | M_ZERO); 900 if (!buffer) 901 return ENOMEM; 902 903 if ((cm = mpr_alloc_command(sc)) == NULL) { 904 free(buffer, M_MPR); 905 return (EBUSY); 906 } 907 mpi_request = (MPI2_SATA_PASSTHROUGH_REQUEST *)cm->cm_req; 908 bzero(mpi_request,sizeof(MPI2_SATA_PASSTHROUGH_REQUEST)); 909 mpi_request->Function = MPI2_FUNCTION_SATA_PASSTHROUGH; 910 mpi_request->VF_ID = 0; 911 mpi_request->DevHandle = htole16(handle); 912 mpi_request->PassthroughFlags = (MPI2_SATA_PT_REQ_PT_FLAGS_PIO | 913 MPI2_SATA_PT_REQ_PT_FLAGS_READ); 914 mpi_request->DataLength = htole32(sz); 915 mpi_request->CommandFIS[0] = 0x27; 916 mpi_request->CommandFIS[1] = 0x80; 917 mpi_request->CommandFIS[2] = (devinfo & 918 MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? 0xA1 : 0xEC; 919 cm->cm_sge = &mpi_request->SGL; 920 cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION); 921 cm->cm_flags = MPR_CM_FLAGS_DATAIN; 922 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 923 cm->cm_data = buffer; 924 cm->cm_length = htole32(sz); 925 error = mpr_wait_command(sc, cm, 60, CAN_SLEEP); 926 reply = (Mpi2SataPassthroughReply_t *)cm->cm_reply; 927 if (error || (reply == NULL)) { 928 /* FIXME */ 929 /* 930 * If the request returns an error then we need to do a diag 931 * reset 932 */ 933 printf("%s: request for page completed with error %d", 934 __func__, error); 935 error = ENXIO; 936 goto out; 937 } 938 bcopy(buffer, id_buffer, sz); 939 bcopy(reply, mpi_reply, sizeof(Mpi2SataPassthroughReply_t)); 940 if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) != 941 MPI2_IOCSTATUS_SUCCESS) { 942 printf("%s: error reading SATA PASSTHRU; iocstatus = 0x%x\n", 943 __func__, reply->IOCStatus); 944 error = ENXIO; 945 goto out; 946 } 947out: 948 mpr_free_command(sc, cm); 949 free(buffer, M_MPR); 950 return (error); 951} 952 953static int 954mprsas_volume_add(struct mpr_softc *sc, u16 handle) 955{ 956 struct mprsas_softc *sassc; 957 struct mprsas_target *targ; 958 u64 wwid; 959 unsigned int id; 960 int error = 0; 961 struct mprsas_lun *lun; 962 963 sassc = sc->sassc; 964 mprsas_startup_increment(sassc); 965 /* wwid is endian safe */ 966 mpr_config_get_volume_wwid(sc, handle, &wwid); 967 if (!wwid) { 968 printf("%s: invalid WWID; cannot add volume to mapping table\n", 969 __func__); 970 error = ENXIO; 971 goto out; 972 } 973 974 id = mpr_mapping_get_raid_id(sc, wwid, handle); 975 if (id == MPR_MAP_BAD_ID) { 976 printf("%s: could not get ID for volume with handle 0x%04x and " 977 "WWID 0x%016llx\n", __func__, handle, 978 (unsigned long long)wwid); 979 error = ENXIO; 980 goto out; 981 } 982 983 targ = &sassc->targets[id]; 984 targ->tid = id; 985 targ->handle = handle; 986 targ->devname = wwid; 987 TAILQ_INIT(&targ->commands); 988 TAILQ_INIT(&targ->timedout_commands); 989 while (!SLIST_EMPTY(&targ->luns)) { 990 lun = SLIST_FIRST(&targ->luns); 991 SLIST_REMOVE_HEAD(&targ->luns, lun_link); 992 free(lun, M_MPR); 993 } 994 SLIST_INIT(&targ->luns); 995#if __FreeBSD_version < 1000039 996 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0) 997#endif 998 mprsas_rescan_target(sc, targ); 999 mpr_dprint(sc, MPR_MAPPING, "RAID target id %d added (WWID = 0x%jx)\n", 1000 targ->tid, wwid); 1001out: 1002 mprsas_startup_decrement(sassc); 1003 return (error); 1004} 1005 1006/** 1007 * mprsas_SSU_to_SATA_devices 1008 * @sc: per adapter object 1009 * 1010 * Looks through the target list and issues a StartStopUnit SCSI command to each 1011 * SATA direct-access device. This helps to ensure that data corruption is 1012 * avoided when the system is being shut down. This must be called after the IR 1013 * System Shutdown RAID Action is sent if in IR mode. 1014 * 1015 * Return nothing. 1016 */ 1017static void 1018mprsas_SSU_to_SATA_devices(struct mpr_softc *sc) 1019{ 1020 struct mprsas_softc *sassc = sc->sassc; 1021 union ccb *ccb; 1022 path_id_t pathid = cam_sim_path(sassc->sim); 1023 target_id_t targetid; 1024 struct mprsas_target *target; 1025 struct mprsas_lun *lun; 1026 char path_str[64]; 1027 struct timeval cur_time, start_time; 1028 1029 mpr_lock(sc); 1030 1031 /* 1032 * For each LUN of each target, issue a StartStopUnit command to stop 1033 * the device. 1034 */ 1035 sc->SSU_started = TRUE; 1036 sc->SSU_refcount = 0; 1037 for (targetid = 0; targetid < sc->facts->MaxTargets; targetid++) { 1038 target = &sassc->targets[targetid]; 1039 if (target->handle == 0x0) { 1040 continue; 1041 } 1042 1043 SLIST_FOREACH(lun, &target->luns, lun_link) { 1044 ccb = xpt_alloc_ccb_nowait(); 1045 if (ccb == NULL) { 1046 mpr_unlock(sc); 1047 mpr_dprint(sc, MPR_FAULT, "Unable to alloc " 1048 "CCB to stop unit.\n"); 1049 return; 1050 } 1051 1052 /* 1053 * The stop_at_shutdown flag will be set if this LUN is 1054 * a SATA direct-access end device. 1055 */ 1056 if (lun->stop_at_shutdown) { 1057 if (xpt_create_path(&ccb->ccb_h.path, 1058 xpt_periph, pathid, targetid, 1059 lun->lun_id) != CAM_REQ_CMP) { 1060 mpr_dprint(sc, MPR_FAULT, "Unable to " 1061 "create LUN path to stop unit.\n"); 1062 xpt_free_ccb(ccb); 1063 mpr_unlock(sc); 1064 return; 1065 } 1066 xpt_path_string(ccb->ccb_h.path, path_str, 1067 sizeof(path_str)); 1068 1069 mpr_dprint(sc, MPR_INFO, "Sending StopUnit: " 1070 "path %s handle %d\n", path_str, 1071 target->handle); 1072 1073 /* 1074 * Issue a START STOP UNIT command for the LUN. 1075 * Increment the SSU counter to be used to 1076 * count the number of required replies. 1077 */ 1078 mpr_dprint(sc, MPR_INFO, "Incrementing SSU " 1079 "count\n"); 1080 sc->SSU_refcount++; 1081 ccb->ccb_h.target_id = 1082 xpt_path_target_id(ccb->ccb_h.path); 1083 ccb->ccb_h.target_lun = lun->lun_id; 1084 ccb->ccb_h.ppriv_ptr1 = sassc; 1085 scsi_start_stop(&ccb->csio, 1086 /*retries*/0, 1087 mprsas_stop_unit_done, 1088 MSG_SIMPLE_Q_TAG, 1089 /*start*/FALSE, 1090 /*load/eject*/0, 1091 /*immediate*/FALSE, 1092 MPR_SENSE_LEN, 1093 /*timeout*/10000); 1094 xpt_action(ccb); 1095 } 1096 } 1097 } 1098 1099 mpr_unlock(sc); 1100 1101 /* 1102 * Wait until all of the SSU commands have completed or time has 1103 * expired (60 seconds). pause for 100ms each time through. If any 1104 * command times out, the target will be reset in the SCSI command 1105 * timeout routine. 1106 */ 1107 getmicrotime(&start_time); 1108 while (sc->SSU_refcount) { 1109 pause("mprwait", hz/10); 1110 1111 getmicrotime(&cur_time); 1112 if ((cur_time.tv_sec - start_time.tv_sec) > 60) { 1113 mpr_dprint(sc, MPR_FAULT, "Time has expired waiting " 1114 "for SSU commands to complete.\n"); 1115 break; 1116 } 1117 } 1118} 1119 1120static void 1121mprsas_stop_unit_done(struct cam_periph *periph, union ccb *done_ccb) 1122{ 1123 struct mprsas_softc *sassc; 1124 char path_str[64]; 1125 1126 sassc = (struct mprsas_softc *)done_ccb->ccb_h.ppriv_ptr1; 1127 1128 xpt_path_string(done_ccb->ccb_h.path, path_str, sizeof(path_str)); 1129 mpr_dprint(sassc->sc, MPR_INFO, "Completing stop unit for %s\n", 1130 path_str); 1131 1132 if (done_ccb == NULL) 1133 return; 1134 1135 /* 1136 * Nothing more to do except free the CCB and path. If the command 1137 * timed out, an abort reset, then target reset will be issued during 1138 * the SCSI Command process. 1139 */ 1140 xpt_free_path(done_ccb->ccb_h.path); 1141 xpt_free_ccb(done_ccb); 1142} 1143 1144/** 1145 * mprsas_ir_shutdown - IR shutdown notification 1146 * @sc: per adapter object 1147 * 1148 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that 1149 * the host system is shutting down. 1150 * 1151 * Return nothing. 1152 */ 1153void 1154mprsas_ir_shutdown(struct mpr_softc *sc) 1155{ 1156 u16 volume_mapping_flags; 1157 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags); 1158 struct dev_mapping_table *mt_entry; 1159 u32 start_idx, end_idx; 1160 unsigned int id, found_volume = 0; 1161 struct mpr_command *cm; 1162 Mpi2RaidActionRequest_t *action; 1163 1164 mpr_dprint(sc, MPR_TRACE, "%s\n", __func__); 1165 1166 /* is IR firmware build loaded? */ 1167 if (!sc->ir_firmware) 1168 goto out; 1169 1170 /* are there any volumes? Look at IR target IDs. */ 1171 // TODO-later, this should be looked up in the RAID config structure 1172 // when it is implemented. 1173 volume_mapping_flags = le16toh(sc->ioc_pg8.IRVolumeMappingFlags) & 1174 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; 1175 if (volume_mapping_flags == MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) { 1176 start_idx = 0; 1177 if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0) 1178 start_idx = 1; 1179 } else 1180 start_idx = sc->max_devices - sc->max_volumes; 1181 end_idx = start_idx + sc->max_volumes - 1; 1182 1183 for (id = start_idx; id < end_idx; id++) { 1184 mt_entry = &sc->mapping_table[id]; 1185 if ((mt_entry->physical_id != 0) && 1186 (mt_entry->missing_count == 0)) { 1187 found_volume = 1; 1188 break; 1189 } 1190 } 1191 1192 if (!found_volume) 1193 goto out; 1194 1195 if ((cm = mpr_alloc_command(sc)) == NULL) { 1196 printf("%s: command alloc failed\n", __func__); 1197 goto out; 1198 } 1199 1200 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req; 1201 action->Function = MPI2_FUNCTION_RAID_ACTION; 1202 action->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; 1203 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 1204 mpr_lock(sc); 1205 mpr_wait_command(sc, cm, 5, CAN_SLEEP); 1206 mpr_unlock(sc); 1207 1208 /* 1209 * Don't check for reply, just leave. 1210 */ 1211 if (cm) 1212 mpr_free_command(sc, cm); 1213 1214out: 1215 mprsas_SSU_to_SATA_devices(sc); 1216} 1217