1 /*- 2 * Copyright (c) 2011-2015 LSI Corp. 3 * Copyright (c) 2013-2015 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 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 /* Communications core for LSI MPT3 */ 34 35 /* TODO Move headers to mprvar */ 36 #include <sys/types.h> 37 #include <sys/param.h> 38 #include <sys/systm.h> 39 #include <sys/kernel.h> 40 #include <sys/selinfo.h> 41 #include <sys/module.h> 42 #include <sys/bus.h> 43 #include <sys/conf.h> 44 #include <sys/bio.h> 45 #include <sys/malloc.h> 46 #include <sys/uio.h> 47 #include <sys/sysctl.h> 48 #include <sys/endian.h> 49 #include <sys/queue.h> 50 #include <sys/kthread.h> 51 #include <sys/taskqueue.h> 52 #include <sys/sbuf.h> 53 54 #include <machine/bus.h> 55 #include <machine/resource.h> 56 #include <sys/rman.h> 57 58 #include <machine/stdarg.h> 59 60 #include <cam/cam.h> 61 #include <cam/cam_ccb.h> 62 #include <cam/cam_debug.h> 63 #include <cam/cam_sim.h> 64 #include <cam/cam_xpt_sim.h> 65 #include <cam/cam_xpt_periph.h> 66 #include <cam/cam_periph.h> 67 #include <cam/scsi/scsi_all.h> 68 #include <cam/scsi/scsi_message.h> 69 70 #include <dev/mpr/mpi/mpi2_type.h> 71 #include <dev/mpr/mpi/mpi2.h> 72 #include <dev/mpr/mpi/mpi2_ioc.h> 73 #include <dev/mpr/mpi/mpi2_sas.h> 74 #include <dev/mpr/mpi/mpi2_cnfg.h> 75 #include <dev/mpr/mpi/mpi2_init.h> 76 #include <dev/mpr/mpi/mpi2_raid.h> 77 #include <dev/mpr/mpi/mpi2_tool.h> 78 #include <dev/mpr/mpr_ioctl.h> 79 #include <dev/mpr/mprvar.h> 80 #include <dev/mpr/mpr_table.h> 81 #include <dev/mpr/mpr_sas.h> 82 83 /* For Hashed SAS Address creation for SATA Drives */ 84 #define MPT2SAS_SN_LEN 20 85 #define MPT2SAS_MN_LEN 40 86 87 struct mpr_fw_event_work { 88 u16 event; 89 void *event_data; 90 TAILQ_ENTRY(mpr_fw_event_work) ev_link; 91 }; 92 93 union _sata_sas_address { 94 u8 wwid[8]; 95 struct { 96 u32 high; 97 u32 low; 98 } word; 99 }; 100 101 /* 102 * define the IDENTIFY DEVICE structure 103 */ 104 struct _ata_identify_device_data { 105 u16 reserved1[10]; /* 0-9 */ 106 u16 serial_number[10]; /* 10-19 */ 107 u16 reserved2[7]; /* 20-26 */ 108 u16 model_number[20]; /* 27-46*/ 109 u16 reserved3[170]; /* 47-216 */ 110 u16 rotational_speed; /* 217 */ 111 u16 reserved4[38]; /* 218-255 */ 112 }; 113 static u32 event_count; 114 static void mprsas_fw_work(struct mpr_softc *sc, 115 struct mpr_fw_event_work *fw_event); 116 static void mprsas_fw_event_free(struct mpr_softc *, 117 struct mpr_fw_event_work *); 118 static int mprsas_add_device(struct mpr_softc *sc, u16 handle, 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 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_print_evt_sas(sc, event); 140 mprsas_record_event(sc, event); 141 142 fw_event = malloc(sizeof(struct mpr_fw_event_work), M_MPR, 143 M_ZERO|M_NOWAIT); 144 if (!fw_event) { 145 printf("%s: allocate failed for fw_event\n", __func__); 146 return; 147 } 148 sz = le16toh(event->EventDataLength) * 4; 149 fw_event->event_data = malloc(sz, M_MPR, M_ZERO|M_NOWAIT); 150 if (!fw_event->event_data) { 151 printf("%s: allocate failed for event_data\n", __func__); 152 free(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_SAS_ENCL_DEVICE_STATUS_CHANGE || 160 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 161 sc->track_mapping_events) 162 sc->pending_map_events++; 163 164 /* 165 * When wait_for_port_enable flag is set, make sure that all the events 166 * are processed. Increment the startup_refcount and decrement it after 167 * events are processed. 168 */ 169 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || 170 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 171 sc->wait_for_port_enable) 172 mprsas_startup_increment(sc->sassc); 173 174 TAILQ_INSERT_TAIL(&sc->sassc->ev_queue, fw_event, ev_link); 175 taskqueue_enqueue(sc->sassc->ev_tq, &sc->sassc->ev_task); 176 177 } 178 179 static void 180 mprsas_fw_event_free(struct mpr_softc *sc, struct mpr_fw_event_work *fw_event) 181 { 182 183 free(fw_event->event_data, M_MPR); 184 free(fw_event, M_MPR); 185 } 186 187 /** 188 * _mpr_fw_work - delayed task for processing firmware events 189 * @sc: per adapter object 190 * @fw_event: The fw_event_work object 191 * Context: user. 192 * 193 * Return nothing. 194 */ 195 static void 196 mprsas_fw_work(struct mpr_softc *sc, struct mpr_fw_event_work *fw_event) 197 { 198 struct mprsas_softc *sassc; 199 sassc = sc->sassc; 200 201 mpr_dprint(sc, MPR_EVENT, "(%d)->(%s) Working on Event: [%x]\n", 202 event_count++, __func__, fw_event->event); 203 switch (fw_event->event) { 204 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: 205 { 206 MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *data; 207 MPI2_EVENT_SAS_TOPO_PHY_ENTRY *phy; 208 int i; 209 210 data = (MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *) 211 fw_event->event_data; 212 213 mpr_mapping_topology_change_event(sc, fw_event->event_data); 214 215 for (i = 0; i < data->NumEntries; i++) { 216 phy = &data->PHY[i]; 217 switch (phy->PhyStatus & MPI2_EVENT_SAS_TOPO_RC_MASK) { 218 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: 219 if (mprsas_add_device(sc, 220 le16toh(phy->AttachedDevHandle), 221 phy->LinkRate)) { 222 printf("%s: failed to add device with " 223 "handle 0x%x\n", __func__, 224 le16toh(phy->AttachedDevHandle)); 225 mprsas_prepare_remove(sassc, le16toh( 226 phy->AttachedDevHandle)); 227 } 228 break; 229 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: 230 mprsas_prepare_remove(sassc, le16toh( 231 phy->AttachedDevHandle)); 232 break; 233 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: 234 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE: 235 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING: 236 default: 237 break; 238 } 239 } 240 /* 241 * refcount was incremented for this event in 242 * mprsas_evt_handler. Decrement it here because the event has 243 * been processed. 244 */ 245 mprsas_startup_decrement(sassc); 246 break; 247 } 248 case MPI2_EVENT_SAS_DISCOVERY: 249 { 250 MPI2_EVENT_DATA_SAS_DISCOVERY *data; 251 252 data = (MPI2_EVENT_DATA_SAS_DISCOVERY *)fw_event->event_data; 253 254 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_STARTED) 255 mpr_dprint(sc, MPR_TRACE,"SAS discovery start " 256 "event\n"); 257 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_COMPLETED) { 258 mpr_dprint(sc, MPR_TRACE,"SAS discovery stop event\n"); 259 sassc->flags &= ~MPRSAS_IN_DISCOVERY; 260 mprsas_discovery_end(sassc); 261 } 262 break; 263 } 264 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: 265 { 266 Mpi2EventDataSasEnclDevStatusChange_t *data; 267 data = (Mpi2EventDataSasEnclDevStatusChange_t *) 268 fw_event->event_data; 269 mpr_mapping_enclosure_dev_status_change_event(sc, 270 fw_event->event_data); 271 break; 272 } 273 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: 274 { 275 Mpi2EventIrConfigElement_t *element; 276 int i; 277 u8 foreign_config, reason; 278 u16 elementType; 279 Mpi2EventDataIrConfigChangeList_t *event_data; 280 struct mprsas_target *targ; 281 unsigned int id; 282 283 event_data = fw_event->event_data; 284 foreign_config = (le32toh(event_data->Flags) & 285 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; 286 287 element = 288 (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; 289 id = mpr_mapping_get_raid_id_from_handle(sc, 290 element->VolDevHandle); 291 292 mpr_mapping_ir_config_change_event(sc, event_data); 293 for (i = 0; i < event_data->NumElements; i++, element++) { 294 reason = element->ReasonCode; 295 elementType = le16toh(element->ElementFlags) & 296 MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK; 297 /* 298 * check for element type of Phys Disk or Hot Spare 299 */ 300 if ((elementType != 301 MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT) 302 && (elementType != 303 MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT)) 304 // do next element 305 goto skip_fp_send; 306 307 /* 308 * check for reason of Hide, Unhide, PD Created, or PD 309 * Deleted 310 */ 311 if ((reason != MPI2_EVENT_IR_CHANGE_RC_HIDE) && 312 (reason != MPI2_EVENT_IR_CHANGE_RC_UNHIDE) && 313 (reason != MPI2_EVENT_IR_CHANGE_RC_PD_CREATED) && 314 (reason != MPI2_EVENT_IR_CHANGE_RC_PD_DELETED)) 315 goto skip_fp_send; 316 317 // check for a reason of Hide or PD Created 318 if ((reason == MPI2_EVENT_IR_CHANGE_RC_HIDE) || 319 (reason == MPI2_EVENT_IR_CHANGE_RC_PD_CREATED)) 320 { 321 // build RAID Action message 322 Mpi2RaidActionRequest_t *action; 323 Mpi2RaidActionReply_t *reply; 324 struct mpr_command *cm; 325 int error = 0; 326 if ((cm = mpr_alloc_command(sc)) == NULL) { 327 printf("%s: command alloc failed\n", 328 __func__); 329 return; 330 } 331 332 mpr_dprint(sc, MPR_EVENT, "Sending FP action " 333 "from " 334 "MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST " 335 ":\n"); 336 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req; 337 action->Function = MPI2_FUNCTION_RAID_ACTION; 338 action->Action = 339 MPI2_RAID_ACTION_PHYSDISK_HIDDEN; 340 action->PhysDiskNum = element->PhysDiskNum; 341 cm->cm_desc.Default.RequestFlags = 342 MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 343 error = mpr_request_polled(sc, cm); 344 reply = (Mpi2RaidActionReply_t *)cm->cm_reply; 345 if (error || (reply == NULL)) { 346 /* FIXME */ 347 /* 348 * If the poll returns error then we 349 * need to do diag reset 350 */ 351 printf("%s: poll for page completed " 352 "with error %d", __func__, error); 353 } 354 if (reply && (le16toh(reply->IOCStatus) & 355 MPI2_IOCSTATUS_MASK) != 356 MPI2_IOCSTATUS_SUCCESS) { 357 mpr_dprint(sc, MPR_ERROR, "%s: error " 358 "sending RaidActionPage; " 359 "iocstatus = 0x%x\n", __func__, 360 le16toh(reply->IOCStatus)); 361 } 362 363 if (cm) 364 mpr_free_command(sc, cm); 365 } 366 skip_fp_send: 367 mpr_dprint(sc, MPR_EVENT, "Received " 368 "MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST Reason " 369 "code %x:\n", element->ReasonCode); 370 switch (element->ReasonCode) { 371 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: 372 case MPI2_EVENT_IR_CHANGE_RC_ADDED: 373 if (!foreign_config) { 374 if (mprsas_volume_add(sc, 375 le16toh(element->VolDevHandle))) { 376 printf("%s: failed to add RAID " 377 "volume with handle 0x%x\n", 378 __func__, le16toh(element-> 379 VolDevHandle)); 380 } 381 } 382 break; 383 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: 384 case MPI2_EVENT_IR_CHANGE_RC_REMOVED: 385 /* 386 * Rescan after volume is deleted or removed. 387 */ 388 if (!foreign_config) { 389 if (id == MPR_MAP_BAD_ID) { 390 printf("%s: could not get ID " 391 "for volume with handle " 392 "0x%04x\n", __func__, 393 le16toh(element-> 394 VolDevHandle)); 395 break; 396 } 397 398 targ = &sassc->targets[id]; 399 targ->handle = 0x0; 400 targ->encl_slot = 0x0; 401 targ->encl_handle = 0x0; 402 targ->encl_level_valid = 0x0; 403 targ->encl_level = 0x0; 404 targ->connector_name[0] = ' '; 405 targ->connector_name[1] = ' '; 406 targ->connector_name[2] = ' '; 407 targ->connector_name[3] = ' '; 408 targ->exp_dev_handle = 0x0; 409 targ->phy_num = 0x0; 410 targ->linkrate = 0x0; 411 mprsas_rescan_target(sc, targ); 412 printf("RAID target id 0x%x removed\n", 413 targ->tid); 414 } 415 break; 416 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: 417 case MPI2_EVENT_IR_CHANGE_RC_HIDE: 418 /* 419 * Phys Disk of a volume has been created. Hide 420 * it from the OS. 421 */ 422 targ = mprsas_find_target_by_handle(sassc, 0, 423 element->PhysDiskDevHandle); 424 if (targ == NULL) 425 break; 426 targ->flags |= MPR_TARGET_FLAGS_RAID_COMPONENT; 427 mprsas_rescan_target(sc, targ); 428 break; 429 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: 430 /* 431 * Phys Disk of a volume has been deleted. 432 * Expose it to the OS. 433 */ 434 if (mprsas_add_device(sc, 435 le16toh(element->PhysDiskDevHandle), 0)) { 436 printf("%s: failed to add device with " 437 "handle 0x%x\n", __func__, 438 le16toh(element-> 439 PhysDiskDevHandle)); 440 mprsas_prepare_remove(sassc, 441 le16toh(element-> 442 PhysDiskDevHandle)); 443 } 444 break; 445 } 446 } 447 /* 448 * refcount was incremented for this event in 449 * mprsas_evt_handler. Decrement it here because the event has 450 * been processed. 451 */ 452 mprsas_startup_decrement(sassc); 453 break; 454 } 455 case MPI2_EVENT_IR_VOLUME: 456 { 457 Mpi2EventDataIrVolume_t *event_data = fw_event->event_data; 458 459 /* 460 * Informational only. 461 */ 462 mpr_dprint(sc, MPR_EVENT, "Received IR Volume event:\n"); 463 switch (event_data->ReasonCode) { 464 case MPI2_EVENT_IR_VOLUME_RC_SETTINGS_CHANGED: 465 mpr_dprint(sc, MPR_EVENT, " Volume Settings " 466 "changed from 0x%x to 0x%x for Volome with " 467 "handle 0x%x", le32toh(event_data->PreviousValue), 468 le32toh(event_data->NewValue), 469 le16toh(event_data->VolDevHandle)); 470 break; 471 case MPI2_EVENT_IR_VOLUME_RC_STATUS_FLAGS_CHANGED: 472 mpr_dprint(sc, MPR_EVENT, " Volume Status " 473 "changed from 0x%x to 0x%x for Volome with " 474 "handle 0x%x", le32toh(event_data->PreviousValue), 475 le32toh(event_data->NewValue), 476 le16toh(event_data->VolDevHandle)); 477 break; 478 case MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED: 479 mpr_dprint(sc, MPR_EVENT, " Volume State " 480 "changed from 0x%x to 0x%x for Volome with " 481 "handle 0x%x", le32toh(event_data->PreviousValue), 482 le32toh(event_data->NewValue), 483 le16toh(event_data->VolDevHandle)); 484 u32 state; 485 struct mprsas_target *targ; 486 state = le32toh(event_data->NewValue); 487 switch (state) { 488 case MPI2_RAID_VOL_STATE_MISSING: 489 case MPI2_RAID_VOL_STATE_FAILED: 490 mprsas_prepare_volume_remove(sassc, 491 event_data->VolDevHandle); 492 break; 493 494 case MPI2_RAID_VOL_STATE_ONLINE: 495 case MPI2_RAID_VOL_STATE_DEGRADED: 496 case MPI2_RAID_VOL_STATE_OPTIMAL: 497 targ = 498 mprsas_find_target_by_handle(sassc, 499 0, event_data->VolDevHandle); 500 if (targ) { 501 printf("%s %d: Volume handle " 502 "0x%x is already added \n", 503 __func__, __LINE__, 504 event_data->VolDevHandle); 505 break; 506 } 507 if (mprsas_volume_add(sc, 508 le16toh(event_data-> 509 VolDevHandle))) { 510 printf("%s: failed to add RAID " 511 "volume with handle 0x%x\n", 512 __func__, le16toh( 513 event_data->VolDevHandle)); 514 } 515 break; 516 default: 517 break; 518 } 519 break; 520 default: 521 break; 522 } 523 break; 524 } 525 case MPI2_EVENT_IR_PHYSICAL_DISK: 526 { 527 Mpi2EventDataIrPhysicalDisk_t *event_data = 528 fw_event->event_data; 529 struct mprsas_target *targ; 530 531 /* 532 * Informational only. 533 */ 534 mpr_dprint(sc, MPR_EVENT, "Received IR Phys Disk event:\n"); 535 switch (event_data->ReasonCode) { 536 case MPI2_EVENT_IR_PHYSDISK_RC_SETTINGS_CHANGED: 537 mpr_dprint(sc, MPR_EVENT, " Phys Disk Settings " 538 "changed from 0x%x to 0x%x for Phys Disk Number " 539 "%d and handle 0x%x at Enclosure handle 0x%x, Slot " 540 "%d", le32toh(event_data->PreviousValue), 541 le32toh(event_data->NewValue), 542 event_data->PhysDiskNum, 543 le16toh(event_data->PhysDiskDevHandle), 544 le16toh(event_data->EnclosureHandle), 545 le16toh(event_data->Slot)); 546 break; 547 case MPI2_EVENT_IR_PHYSDISK_RC_STATUS_FLAGS_CHANGED: 548 mpr_dprint(sc, MPR_EVENT, " Phys Disk Status changed " 549 "from 0x%x to 0x%x for Phys Disk Number %d and " 550 "handle 0x%x at Enclosure handle 0x%x, Slot %d", 551 le32toh(event_data->PreviousValue), 552 le32toh(event_data->NewValue), 553 event_data->PhysDiskNum, 554 le16toh(event_data->PhysDiskDevHandle), 555 le16toh(event_data->EnclosureHandle), 556 le16toh(event_data->Slot)); 557 break; 558 case MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED: 559 mpr_dprint(sc, MPR_EVENT, " Phys Disk State changed " 560 "from 0x%x to 0x%x for Phys Disk Number %d and " 561 "handle 0x%x at Enclosure handle 0x%x, Slot %d", 562 le32toh(event_data->PreviousValue), 563 le32toh(event_data->NewValue), 564 event_data->PhysDiskNum, 565 le16toh(event_data->PhysDiskDevHandle), 566 le16toh(event_data->EnclosureHandle), 567 le16toh(event_data->Slot)); 568 switch (event_data->NewValue) { 569 case MPI2_RAID_PD_STATE_ONLINE: 570 case MPI2_RAID_PD_STATE_DEGRADED: 571 case MPI2_RAID_PD_STATE_REBUILDING: 572 case MPI2_RAID_PD_STATE_OPTIMAL: 573 case MPI2_RAID_PD_STATE_HOT_SPARE: 574 targ = mprsas_find_target_by_handle( 575 sassc, 0, 576 event_data->PhysDiskDevHandle); 577 if (targ) { 578 targ->flags |= 579 MPR_TARGET_FLAGS_RAID_COMPONENT; 580 printf("%s %d: Found Target " 581 "for handle 0x%x.\n", 582 __func__, __LINE__ , 583 event_data-> 584 PhysDiskDevHandle); 585 } 586 break; 587 case MPI2_RAID_PD_STATE_OFFLINE: 588 case MPI2_RAID_PD_STATE_NOT_CONFIGURED: 589 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: 590 default: 591 targ = mprsas_find_target_by_handle( 592 sassc, 0, 593 event_data->PhysDiskDevHandle); 594 if (targ) { 595 targ->flags |= 596 ~MPR_TARGET_FLAGS_RAID_COMPONENT; 597 printf("%s %d: Found Target " 598 "for handle 0x%x. \n", 599 __func__, __LINE__ , 600 event_data-> 601 PhysDiskDevHandle); 602 } 603 break; 604 } 605 default: 606 break; 607 } 608 break; 609 } 610 case MPI2_EVENT_IR_OPERATION_STATUS: 611 { 612 Mpi2EventDataIrOperationStatus_t *event_data = 613 fw_event->event_data; 614 615 /* 616 * Informational only. 617 */ 618 mpr_dprint(sc, MPR_EVENT, "Received IR Op Status event:\n"); 619 mpr_dprint(sc, MPR_EVENT, " RAID Operation of %d is %d " 620 "percent complete for Volume with handle 0x%x", 621 event_data->RAIDOperation, event_data->PercentComplete, 622 le16toh(event_data->VolDevHandle)); 623 break; 624 } 625 case MPI2_EVENT_TEMP_THRESHOLD: 626 { 627 pMpi2EventDataTemperature_t temp_event; 628 629 temp_event = (pMpi2EventDataTemperature_t)fw_event->event_data; 630 631 /* 632 * The Temp Sensor Count must be greater than the event's Sensor 633 * Num to be valid. If valid, print the temp thresholds that 634 * have been exceeded. 635 */ 636 if (sc->iounit_pg8.NumSensors > temp_event->SensorNum) { 637 mpr_dprint(sc, MPR_FAULT, "Temperature Threshold flags " 638 "%s %s %s %s exceeded for Sensor: %d !!!\n", 639 ((temp_event->Status & 0x01) == 1) ? "0 " : " ", 640 ((temp_event->Status & 0x02) == 2) ? "1 " : " ", 641 ((temp_event->Status & 0x04) == 4) ? "2 " : " ", 642 ((temp_event->Status & 0x08) == 8) ? "3 " : " ", 643 temp_event->SensorNum); 644 mpr_dprint(sc, MPR_FAULT, "Current Temp in Celsius: " 645 "%d\n", temp_event->CurrentTemperature); 646 } 647 break; 648 } 649 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: 650 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: 651 default: 652 mpr_dprint(sc, MPR_TRACE,"Unhandled event 0x%0X\n", 653 fw_event->event); 654 break; 655 656 } 657 mpr_dprint(sc, MPR_EVENT, "(%d)->(%s) Event Free: [%x]\n", event_count, 658 __func__, fw_event->event); 659 mprsas_fw_event_free(sc, fw_event); 660 } 661 662 void 663 mprsas_firmware_event_work(void *arg, int pending) 664 { 665 struct mpr_fw_event_work *fw_event; 666 struct mpr_softc *sc; 667 668 sc = (struct mpr_softc *)arg; 669 mpr_lock(sc); 670 while ((fw_event = TAILQ_FIRST(&sc->sassc->ev_queue)) != NULL) { 671 TAILQ_REMOVE(&sc->sassc->ev_queue, fw_event, ev_link); 672 mprsas_fw_work(sc, fw_event); 673 } 674 mpr_unlock(sc); 675 } 676 677 static int 678 mprsas_add_device(struct mpr_softc *sc, u16 handle, u8 linkrate){ 679 char devstring[80]; 680 struct mprsas_softc *sassc; 681 struct mprsas_target *targ; 682 Mpi2ConfigReply_t mpi_reply; 683 Mpi2SasDevicePage0_t config_page; 684 uint64_t sas_address, parent_sas_address = 0; 685 u32 device_info, parent_devinfo = 0; 686 unsigned int id; 687 int ret = 1, error = 0, i; 688 struct mprsas_lun *lun; 689 u8 is_SATA_SSD = 0; 690 struct mpr_command *cm; 691 692 sassc = sc->sassc; 693 mprsas_startup_increment(sassc); 694 if ((mpr_config_get_sas_device_pg0(sc, &mpi_reply, &config_page, 695 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { 696 printf("%s: error reading SAS device page0\n", __func__); 697 error = ENXIO; 698 goto out; 699 } 700 701 device_info = le32toh(config_page.DeviceInfo); 702 703 if (((device_info & MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0) 704 && (le16toh(config_page.ParentDevHandle) != 0)) { 705 Mpi2ConfigReply_t tmp_mpi_reply; 706 Mpi2SasDevicePage0_t parent_config_page; 707 708 if ((mpr_config_get_sas_device_pg0(sc, &tmp_mpi_reply, 709 &parent_config_page, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, 710 le16toh(config_page.ParentDevHandle)))) { 711 printf("%s: error reading SAS device %#x page0\n", 712 __func__, le16toh(config_page.ParentDevHandle)); 713 } else { 714 parent_sas_address = parent_config_page.SASAddress.High; 715 parent_sas_address = (parent_sas_address << 32) | 716 parent_config_page.SASAddress.Low; 717 parent_devinfo = le32toh(parent_config_page.DeviceInfo); 718 } 719 } 720 /* TODO Check proper endianess */ 721 sas_address = config_page.SASAddress.High; 722 sas_address = (sas_address << 32) | config_page.SASAddress.Low; 723 mpr_dprint(sc, MPR_INFO, "SAS Address from SAS device page0 = %jx\n", 724 sas_address); 725 726 /* 727 * Always get SATA Identify information because this is used to 728 * determine if Start/Stop Unit should be sent to the drive when the 729 * system is shutdown. 730 */ 731 if (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) { 732 ret = mprsas_get_sas_address_for_sata_disk(sc, &sas_address, 733 handle, device_info, &is_SATA_SSD); 734 if (ret) { 735 mpr_dprint(sc, MPR_ERROR, "%s: failed to get disk type " 736 "(SSD or HDD) for SATA device with handle 0x%04x\n", 737 __func__, handle); 738 } else { 739 mpr_dprint(sc, MPR_INFO, "SAS Address from SATA " 740 "device = %jx\n", sas_address); 741 } 742 } 743 744 id = mpr_mapping_get_sas_id(sc, sas_address, handle); 745 if (id == MPR_MAP_BAD_ID) { 746 printf("failure at %s:%d/%s()! Could not get ID for device " 747 "with handle 0x%04x\n", __FILE__, __LINE__, __func__, 748 handle); 749 error = ENXIO; 750 goto out; 751 } 752 753 if (mprsas_check_id(sassc, id) != 0) { 754 device_printf(sc->mpr_dev, "Excluding target id %d\n", id); 755 error = ENXIO; 756 goto out; 757 } 758 759 mpr_dprint(sc, MPR_MAPPING, "SAS Address from SAS device page0 = %jx\n", 760 sas_address); 761 targ = &sassc->targets[id]; 762 targ->devinfo = device_info; 763 targ->devname = le32toh(config_page.DeviceName.High); 764 targ->devname = (targ->devname << 32) | 765 le32toh(config_page.DeviceName.Low); 766 targ->encl_handle = le16toh(config_page.EnclosureHandle); 767 targ->encl_slot = le16toh(config_page.Slot); 768 targ->encl_level = config_page.EnclosureLevel; 769 targ->connector_name[0] = config_page.ConnectorName[0]; 770 targ->connector_name[1] = config_page.ConnectorName[1]; 771 targ->connector_name[2] = config_page.ConnectorName[2]; 772 targ->connector_name[3] = config_page.ConnectorName[3]; 773 targ->handle = handle; 774 targ->parent_handle = le16toh(config_page.ParentDevHandle); 775 targ->sasaddr = mpr_to_u64(&config_page.SASAddress); 776 targ->parent_sasaddr = le64toh(parent_sas_address); 777 targ->parent_devinfo = parent_devinfo; 778 targ->tid = id; 779 targ->linkrate = (linkrate>>4); 780 targ->flags = 0; 781 if (is_SATA_SSD) { 782 targ->flags = MPR_TARGET_IS_SATA_SSD; 783 } 784 if (le16toh(config_page.Flags) & 785 MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) { 786 targ->scsi_req_desc_type = 787 MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO; 788 } 789 if (le16toh(config_page.Flags) & 790 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { 791 targ->encl_level_valid = TRUE; 792 } 793 TAILQ_INIT(&targ->commands); 794 TAILQ_INIT(&targ->timedout_commands); 795 while (!SLIST_EMPTY(&targ->luns)) { 796 lun = SLIST_FIRST(&targ->luns); 797 SLIST_REMOVE_HEAD(&targ->luns, lun_link); 798 free(lun, M_MPR); 799 } 800 SLIST_INIT(&targ->luns); 801 802 mpr_describe_devinfo(targ->devinfo, devstring, 80); 803 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "Found device <%s> <%s> " 804 "handle<0x%04x> enclosureHandle<0x%04x> slot %d\n", devstring, 805 mpr_describe_table(mpr_linkrate_names, targ->linkrate), 806 targ->handle, targ->encl_handle, targ->encl_slot); 807 if (targ->encl_level_valid) { 808 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "At enclosure level %d " 809 "and connector name (%4s)\n", targ->encl_level, 810 targ->connector_name); 811 } 812 #if ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000039)) || \ 813 (__FreeBSD_version < 902502) 814 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0) 815 #endif 816 mprsas_rescan_target(sc, targ); 817 mpr_dprint(sc, MPR_MAPPING, "Target id 0x%x added\n", targ->tid); 818 819 /* 820 * Check all commands to see if the SATA_ID_TIMEOUT flag has been set. 821 * If so, send a Target Reset TM to the target that was just created. 822 * An Abort Task TM should be used instead of a Target Reset, but that 823 * would be much more difficult because targets have not been fully 824 * discovered yet, and LUN's haven't been setup. So, just reset the 825 * target instead of the LUN. 826 */ 827 for (i = 1; i < sc->num_reqs; i++) { 828 cm = &sc->commands[i]; 829 if (cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) { 830 targ->timeouts++; 831 cm->cm_state = MPR_CM_STATE_TIMEDOUT; 832 833 if ((targ->tm = mprsas_alloc_tm(sc)) != NULL) { 834 mpr_dprint(sc, MPR_INFO, "%s: sending Target " 835 "Reset for stuck SATA identify command " 836 "(cm = %p)\n", __func__, cm); 837 targ->tm->cm_targ = targ; 838 mprsas_send_reset(sc, targ->tm, 839 MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET); 840 } else { 841 mpr_dprint(sc, MPR_ERROR, "Failed to allocate " 842 "tm for Target Reset after SATA ID " 843 "command timed out (cm %p)\n", cm); 844 } 845 /* 846 * No need to check for more since the target is 847 * already being reset. 848 */ 849 break; 850 } 851 } 852 out: 853 /* 854 * Free the commands that may not have been freed from the SATA ID call 855 */ 856 for (i = 1; i < sc->num_reqs; i++) { 857 cm = &sc->commands[i]; 858 if (cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) { 859 mpr_free_command(sc, cm); 860 } 861 } 862 mprsas_startup_decrement(sassc); 863 return (error); 864 } 865 866 int 867 mprsas_get_sas_address_for_sata_disk(struct mpr_softc *sc, 868 u64 *sas_address, u16 handle, u32 device_info, u8 *is_SATA_SSD) 869 { 870 Mpi2SataPassthroughReply_t mpi_reply; 871 int i, rc, try_count; 872 u32 *bufferptr; 873 union _sata_sas_address hash_address; 874 struct _ata_identify_device_data ata_identify; 875 u8 buffer[MPT2SAS_MN_LEN + MPT2SAS_SN_LEN]; 876 u32 ioc_status; 877 u8 sas_status; 878 879 memset(&ata_identify, 0, sizeof(ata_identify)); 880 try_count = 0; 881 do { 882 rc = mprsas_get_sata_identify(sc, handle, &mpi_reply, 883 (char *)&ata_identify, sizeof(ata_identify), device_info); 884 try_count++; 885 ioc_status = le16toh(mpi_reply.IOCStatus) 886 & MPI2_IOCSTATUS_MASK; 887 sas_status = mpi_reply.SASStatus; 888 switch (ioc_status) { 889 case MPI2_IOCSTATUS_SUCCESS: 890 break; 891 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: 892 /* No sense sleeping. this error won't get better */ 893 break; 894 default: 895 if (sc->spinup_wait_time > 0) { 896 mpr_dprint(sc, MPR_INFO, "Sleeping %d seconds " 897 "after SATA ID error to wait for spinup\n", 898 sc->spinup_wait_time); 899 msleep(&sc->msleep_fake_chan, &sc->mpr_mtx, 0, 900 "mprid", sc->spinup_wait_time * hz); 901 } 902 } 903 } while (((rc && (rc != EWOULDBLOCK)) || 904 (ioc_status && 905 (ioc_status != MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR)) 906 || sas_status) && (try_count < 5)); 907 908 if (rc == 0 && !ioc_status && !sas_status) { 909 mpr_dprint(sc, MPR_MAPPING, "%s: got SATA identify " 910 "successfully for handle = 0x%x with try_count = %d\n", 911 __func__, handle, try_count); 912 } else { 913 mpr_dprint(sc, MPR_MAPPING, "%s: handle = 0x%x failed\n", 914 __func__, handle); 915 return -1; 916 } 917 /* Copy & byteswap the 40 byte model number to a buffer */ 918 for (i = 0; i < MPT2SAS_MN_LEN; i += 2) { 919 buffer[i] = ((u8 *)ata_identify.model_number)[i + 1]; 920 buffer[i + 1] = ((u8 *)ata_identify.model_number)[i]; 921 } 922 /* Copy & byteswap the 20 byte serial number to a buffer */ 923 for (i = 0; i < MPT2SAS_SN_LEN; i += 2) { 924 buffer[MPT2SAS_MN_LEN + i] = 925 ((u8 *)ata_identify.serial_number)[i + 1]; 926 buffer[MPT2SAS_MN_LEN + i + 1] = 927 ((u8 *)ata_identify.serial_number)[i]; 928 } 929 bufferptr = (u32 *)buffer; 930 /* There are 60 bytes to hash down to 8. 60 isn't divisible by 8, 931 * so loop through the first 56 bytes (7*8), 932 * and then add in the last dword. 933 */ 934 hash_address.word.low = 0; 935 hash_address.word.high = 0; 936 for (i = 0; (i < ((MPT2SAS_MN_LEN+MPT2SAS_SN_LEN)/8)); i++) { 937 hash_address.word.low += *bufferptr; 938 bufferptr++; 939 hash_address.word.high += *bufferptr; 940 bufferptr++; 941 } 942 /* Add the last dword */ 943 hash_address.word.low += *bufferptr; 944 /* Make sure the hash doesn't start with 5, because it could clash 945 * with a SAS address. Change 5 to a D. 946 */ 947 if ((hash_address.word.high & 0x000000F0) == (0x00000050)) 948 hash_address.word.high |= 0x00000080; 949 *sas_address = (u64)hash_address.wwid[0] << 56 | 950 (u64)hash_address.wwid[1] << 48 | (u64)hash_address.wwid[2] << 40 | 951 (u64)hash_address.wwid[3] << 32 | (u64)hash_address.wwid[4] << 24 | 952 (u64)hash_address.wwid[5] << 16 | (u64)hash_address.wwid[6] << 8 | 953 (u64)hash_address.wwid[7]; 954 if (ata_identify.rotational_speed == 1) { 955 *is_SATA_SSD = 1; 956 } 957 958 return 0; 959 } 960 961 static int 962 mprsas_get_sata_identify(struct mpr_softc *sc, u16 handle, 963 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, u32 devinfo) 964 { 965 Mpi2SataPassthroughRequest_t *mpi_request; 966 Mpi2SataPassthroughReply_t *reply; 967 struct mpr_command *cm; 968 char *buffer; 969 int error = 0; 970 971 buffer = malloc( sz, M_MPR, M_NOWAIT | M_ZERO); 972 if (!buffer) 973 return ENOMEM; 974 975 if ((cm = mpr_alloc_command(sc)) == NULL) { 976 free(buffer, M_MPR); 977 return (EBUSY); 978 } 979 mpi_request = (MPI2_SATA_PASSTHROUGH_REQUEST *)cm->cm_req; 980 bzero(mpi_request,sizeof(MPI2_SATA_PASSTHROUGH_REQUEST)); 981 mpi_request->Function = MPI2_FUNCTION_SATA_PASSTHROUGH; 982 mpi_request->VF_ID = 0; 983 mpi_request->DevHandle = htole16(handle); 984 mpi_request->PassthroughFlags = (MPI2_SATA_PT_REQ_PT_FLAGS_PIO | 985 MPI2_SATA_PT_REQ_PT_FLAGS_READ); 986 mpi_request->DataLength = htole32(sz); 987 mpi_request->CommandFIS[0] = 0x27; 988 mpi_request->CommandFIS[1] = 0x80; 989 mpi_request->CommandFIS[2] = (devinfo & 990 MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? 0xA1 : 0xEC; 991 cm->cm_sge = &mpi_request->SGL; 992 cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION); 993 cm->cm_flags = MPR_CM_FLAGS_DATAIN; 994 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 995 cm->cm_data = buffer; 996 cm->cm_length = htole32(sz); 997 998 /* 999 * Start a timeout counter specifically for the SATA ID command. This 1000 * is used to fix a problem where the FW does not send a reply sometimes 1001 * when a bad disk is in the topology. So, this is used to timeout the 1002 * command so that processing can continue normally. 1003 */ 1004 mpr_dprint(sc, MPR_XINFO, "%s start timeout counter for SATA ID " 1005 "command\n", __func__); 1006 callout_reset(&cm->cm_callout, MPR_ATA_ID_TIMEOUT * hz, 1007 mprsas_ata_id_timeout, cm); 1008 error = mpr_wait_command(sc, cm, 60, CAN_SLEEP); 1009 mpr_dprint(sc, MPR_XINFO, "%s stop timeout counter for SATA ID " 1010 "command\n", __func__); 1011 callout_stop(&cm->cm_callout); 1012 1013 reply = (Mpi2SataPassthroughReply_t *)cm->cm_reply; 1014 if (error || (reply == NULL)) { 1015 /* FIXME */ 1016 /* 1017 * If the request returns an error then we need to do a diag 1018 * reset 1019 */ 1020 printf("%s: request for page completed with error %d", 1021 __func__, error); 1022 error = ENXIO; 1023 goto out; 1024 } 1025 bcopy(buffer, id_buffer, sz); 1026 bcopy(reply, mpi_reply, sizeof(Mpi2SataPassthroughReply_t)); 1027 if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) != 1028 MPI2_IOCSTATUS_SUCCESS) { 1029 printf("%s: error reading SATA PASSTHRU; iocstatus = 0x%x\n", 1030 __func__, reply->IOCStatus); 1031 error = ENXIO; 1032 goto out; 1033 } 1034 out: 1035 /* 1036 * If the SATA_ID_TIMEOUT flag has been set for this command, don't free 1037 * it. The command will be freed after sending a target reset TM. If 1038 * the command did timeout, use EWOULDBLOCK. 1039 */ 1040 if ((cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) == 0) 1041 mpr_free_command(sc, cm); 1042 else if (error == 0) 1043 error = EWOULDBLOCK; 1044 free(buffer, M_MPR); 1045 return (error); 1046 } 1047 1048 static void 1049 mprsas_ata_id_timeout(void *data) 1050 { 1051 struct mpr_softc *sc; 1052 struct mpr_command *cm; 1053 1054 cm = (struct mpr_command *)data; 1055 sc = cm->cm_sc; 1056 mtx_assert(&sc->mpr_mtx, MA_OWNED); 1057 1058 mpr_dprint(sc, MPR_INFO, "%s checking ATA ID command %p sc %p\n", 1059 __func__, cm, sc); 1060 if ((callout_pending(&cm->cm_callout)) || 1061 (!callout_active(&cm->cm_callout))) { 1062 mpr_dprint(sc, MPR_INFO, "%s ATA ID command almost timed " 1063 "out\n", __func__); 1064 return; 1065 } 1066 callout_deactivate(&cm->cm_callout); 1067 1068 /* 1069 * Run the interrupt handler to make sure it's not pending. This 1070 * isn't perfect because the command could have already completed 1071 * and been re-used, though this is unlikely. 1072 */ 1073 mpr_intr_locked(sc); 1074 if (cm->cm_state == MPR_CM_STATE_FREE) { 1075 mpr_dprint(sc, MPR_INFO, "%s ATA ID command almost timed " 1076 "out\n", __func__); 1077 return; 1078 } 1079 1080 mpr_dprint(sc, MPR_INFO, "ATA ID command timeout cm %p\n", cm); 1081 1082 /* 1083 * Send wakeup() to the sleeping thread that issued this ATA ID 1084 * command. wakeup() will cause msleep to return a 0 (not EWOULDBLOCK), 1085 * and this will keep reinit() from being called. This way, an Abort 1086 * Task TM can be issued so that the timed out command can be cleared. 1087 * The Abort Task cannot be sent from here because the driver has not 1088 * completed setting up targets. Instead, the command is flagged so 1089 * that special handling will be used to send the abort. 1090 */ 1091 cm->cm_flags |= MPR_CM_FLAGS_SATA_ID_TIMEOUT; 1092 wakeup(cm); 1093 } 1094 1095 static int 1096 mprsas_volume_add(struct mpr_softc *sc, u16 handle) 1097 { 1098 struct mprsas_softc *sassc; 1099 struct mprsas_target *targ; 1100 u64 wwid; 1101 unsigned int id; 1102 int error = 0; 1103 struct mprsas_lun *lun; 1104 1105 sassc = sc->sassc; 1106 mprsas_startup_increment(sassc); 1107 /* wwid is endian safe */ 1108 mpr_config_get_volume_wwid(sc, handle, &wwid); 1109 if (!wwid) { 1110 printf("%s: invalid WWID; cannot add volume to mapping table\n", 1111 __func__); 1112 error = ENXIO; 1113 goto out; 1114 } 1115 1116 id = mpr_mapping_get_raid_id(sc, wwid, handle); 1117 if (id == MPR_MAP_BAD_ID) { 1118 printf("%s: could not get ID for volume with handle 0x%04x and " 1119 "WWID 0x%016llx\n", __func__, handle, 1120 (unsigned long long)wwid); 1121 error = ENXIO; 1122 goto out; 1123 } 1124 1125 targ = &sassc->targets[id]; 1126 targ->tid = id; 1127 targ->handle = handle; 1128 targ->devname = wwid; 1129 TAILQ_INIT(&targ->commands); 1130 TAILQ_INIT(&targ->timedout_commands); 1131 while (!SLIST_EMPTY(&targ->luns)) { 1132 lun = SLIST_FIRST(&targ->luns); 1133 SLIST_REMOVE_HEAD(&targ->luns, lun_link); 1134 free(lun, M_MPR); 1135 } 1136 SLIST_INIT(&targ->luns); 1137 #if ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000039)) || \ 1138 (__FreeBSD_version < 902502) 1139 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0) 1140 #endif 1141 mprsas_rescan_target(sc, targ); 1142 mpr_dprint(sc, MPR_MAPPING, "RAID target id %d added (WWID = 0x%jx)\n", 1143 targ->tid, wwid); 1144 out: 1145 mprsas_startup_decrement(sassc); 1146 return (error); 1147 } 1148 1149 /** 1150 * mprsas_SSU_to_SATA_devices 1151 * @sc: per adapter object 1152 * 1153 * Looks through the target list and issues a StartStopUnit SCSI command to each 1154 * SATA direct-access device. This helps to ensure that data corruption is 1155 * avoided when the system is being shut down. This must be called after the IR 1156 * System Shutdown RAID Action is sent if in IR mode. 1157 * 1158 * Return nothing. 1159 */ 1160 static void 1161 mprsas_SSU_to_SATA_devices(struct mpr_softc *sc) 1162 { 1163 struct mprsas_softc *sassc = sc->sassc; 1164 union ccb *ccb; 1165 path_id_t pathid = cam_sim_path(sassc->sim); 1166 target_id_t targetid; 1167 struct mprsas_target *target; 1168 char path_str[64]; 1169 struct timeval cur_time, start_time; 1170 1171 mpr_lock(sc); 1172 1173 /* 1174 * For each target, issue a StartStopUnit command to stop the device. 1175 */ 1176 sc->SSU_started = TRUE; 1177 sc->SSU_refcount = 0; 1178 for (targetid = 0; targetid < sc->facts->MaxTargets; targetid++) { 1179 target = &sassc->targets[targetid]; 1180 if (target->handle == 0x0) { 1181 continue; 1182 } 1183 1184 ccb = xpt_alloc_ccb_nowait(); 1185 if (ccb == NULL) { 1186 mpr_dprint(sc, MPR_FAULT, "Unable to alloc CCB to stop " 1187 "unit.\n"); 1188 return; 1189 } 1190 1191 /* 1192 * The stop_at_shutdown flag will be set if this device is 1193 * a SATA direct-access end device. 1194 */ 1195 if (target->stop_at_shutdown) { 1196 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, 1197 pathid, targetid, CAM_LUN_WILDCARD) != 1198 CAM_REQ_CMP) { 1199 mpr_dprint(sc, MPR_ERROR, "Unable to create " 1200 "path to stop unit.\n"); 1201 xpt_free_ccb(ccb); 1202 return; 1203 } 1204 xpt_path_string(ccb->ccb_h.path, path_str, 1205 sizeof(path_str)); 1206 1207 mpr_dprint(sc, MPR_INFO, "Sending StopUnit: path %s " 1208 "handle %d\n", path_str, target->handle); 1209 1210 /* 1211 * Issue a START STOP UNIT command for the target. 1212 * Increment the SSU counter to be used to count the 1213 * number of required replies. 1214 */ 1215 mpr_dprint(sc, MPR_INFO, "Incrementing SSU count\n"); 1216 sc->SSU_refcount++; 1217 ccb->ccb_h.target_id = 1218 xpt_path_target_id(ccb->ccb_h.path); 1219 ccb->ccb_h.ppriv_ptr1 = sassc; 1220 scsi_start_stop(&ccb->csio, 1221 /*retries*/0, 1222 mprsas_stop_unit_done, 1223 MSG_SIMPLE_Q_TAG, 1224 /*start*/FALSE, 1225 /*load/eject*/0, 1226 /*immediate*/FALSE, 1227 MPR_SENSE_LEN, 1228 /*timeout*/10000); 1229 xpt_action(ccb); 1230 } 1231 } 1232 1233 mpr_unlock(sc); 1234 1235 /* 1236 * Wait until all of the SSU commands have completed or time has 1237 * expired (60 seconds). Pause for 100ms each time through. If any 1238 * command times out, the target will be reset in the SCSI command 1239 * timeout routine. 1240 */ 1241 getmicrotime(&start_time); 1242 while (sc->SSU_refcount) { 1243 pause("mprwait", hz/10); 1244 1245 getmicrotime(&cur_time); 1246 if ((cur_time.tv_sec - start_time.tv_sec) > 60) { 1247 mpr_dprint(sc, MPR_ERROR, "Time has expired waiting " 1248 "for SSU commands to complete.\n"); 1249 break; 1250 } 1251 } 1252 } 1253 1254 static void 1255 mprsas_stop_unit_done(struct cam_periph *periph, union ccb *done_ccb) 1256 { 1257 struct mprsas_softc *sassc; 1258 char path_str[64]; 1259 1260 sassc = (struct mprsas_softc *)done_ccb->ccb_h.ppriv_ptr1; 1261 1262 xpt_path_string(done_ccb->ccb_h.path, path_str, sizeof(path_str)); 1263 mpr_dprint(sassc->sc, MPR_INFO, "Completing stop unit for %s\n", 1264 path_str); 1265 1266 if (done_ccb == NULL) 1267 return; 1268 1269 /* 1270 * Nothing more to do except free the CCB and path. If the command 1271 * timed out, an abort reset, then target reset will be issued during 1272 * the SCSI Command process. 1273 */ 1274 xpt_free_path(done_ccb->ccb_h.path); 1275 xpt_free_ccb(done_ccb); 1276 } 1277 1278 /** 1279 * mprsas_ir_shutdown - IR shutdown notification 1280 * @sc: per adapter object 1281 * 1282 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that 1283 * the host system is shutting down. 1284 * 1285 * Return nothing. 1286 */ 1287 void 1288 mprsas_ir_shutdown(struct mpr_softc *sc) 1289 { 1290 u16 volume_mapping_flags; 1291 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags); 1292 struct dev_mapping_table *mt_entry; 1293 u32 start_idx, end_idx; 1294 unsigned int id, found_volume = 0; 1295 struct mpr_command *cm; 1296 Mpi2RaidActionRequest_t *action; 1297 target_id_t targetid; 1298 struct mprsas_target *target; 1299 1300 mpr_dprint(sc, MPR_TRACE, "%s\n", __func__); 1301 1302 /* is IR firmware build loaded? */ 1303 if (!sc->ir_firmware) 1304 goto out; 1305 1306 /* are there any volumes? Look at IR target IDs. */ 1307 // TODO-later, this should be looked up in the RAID config structure 1308 // when it is implemented. 1309 volume_mapping_flags = le16toh(sc->ioc_pg8.IRVolumeMappingFlags) & 1310 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; 1311 if (volume_mapping_flags == MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) { 1312 start_idx = 0; 1313 if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0) 1314 start_idx = 1; 1315 } else 1316 start_idx = sc->max_devices - sc->max_volumes; 1317 end_idx = start_idx + sc->max_volumes - 1; 1318 1319 for (id = start_idx; id < end_idx; id++) { 1320 mt_entry = &sc->mapping_table[id]; 1321 if ((mt_entry->physical_id != 0) && 1322 (mt_entry->missing_count == 0)) { 1323 found_volume = 1; 1324 break; 1325 } 1326 } 1327 1328 if (!found_volume) 1329 goto out; 1330 1331 if ((cm = mpr_alloc_command(sc)) == NULL) { 1332 printf("%s: command alloc failed\n", __func__); 1333 goto out; 1334 } 1335 1336 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req; 1337 action->Function = MPI2_FUNCTION_RAID_ACTION; 1338 action->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; 1339 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 1340 mpr_lock(sc); 1341 mpr_wait_command(sc, cm, 5, CAN_SLEEP); 1342 mpr_unlock(sc); 1343 1344 /* 1345 * Don't check for reply, just leave. 1346 */ 1347 if (cm) 1348 mpr_free_command(sc, cm); 1349 1350 out: 1351 /* 1352 * All of the targets must have the correct value set for 1353 * 'stop_at_shutdown' for the current 'enable_ssu' sysctl variable. 1354 * 1355 * The possible values for the 'enable_ssu' variable are: 1356 * 0: disable to SSD and HDD 1357 * 1: disable only to HDD (default) 1358 * 2: disable only to SSD 1359 * 3: enable to SSD and HDD 1360 * anything else will default to 1. 1361 */ 1362 for (targetid = 0; targetid < sc->facts->MaxTargets; targetid++) { 1363 target = &sc->sassc->targets[targetid]; 1364 if (target->handle == 0x0) { 1365 continue; 1366 } 1367 1368 if (target->supports_SSU) { 1369 switch (sc->enable_ssu) { 1370 case MPR_SSU_DISABLE_SSD_DISABLE_HDD: 1371 target->stop_at_shutdown = FALSE; 1372 break; 1373 case MPR_SSU_DISABLE_SSD_ENABLE_HDD: 1374 target->stop_at_shutdown = TRUE; 1375 if (target->flags & MPR_TARGET_IS_SATA_SSD) { 1376 target->stop_at_shutdown = FALSE; 1377 } 1378 break; 1379 case MPR_SSU_ENABLE_SSD_ENABLE_HDD: 1380 target->stop_at_shutdown = TRUE; 1381 break; 1382 case MPR_SSU_ENABLE_SSD_DISABLE_HDD: 1383 default: 1384 target->stop_at_shutdown = TRUE; 1385 if ((target->flags & 1386 MPR_TARGET_IS_SATA_SSD) == 0) { 1387 target->stop_at_shutdown = FALSE; 1388 } 1389 break; 1390 } 1391 } 1392 } 1393 mprsas_SSU_to_SATA_devices(sc); 1394 } 1395