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 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 /* Communications core for Avago Technologies (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 event\n"); 256 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_COMPLETED) { 257 mpr_dprint(sc, MPR_TRACE,"SAS discovery stop event\n"); 258 sassc->flags &= ~MPRSAS_IN_DISCOVERY; 259 mprsas_discovery_end(sassc); 260 } 261 break; 262 } 263 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: 264 { 265 Mpi2EventDataSasEnclDevStatusChange_t *data; 266 data = (Mpi2EventDataSasEnclDevStatusChange_t *) 267 fw_event->event_data; 268 mpr_mapping_enclosure_dev_status_change_event(sc, 269 fw_event->event_data); 270 break; 271 } 272 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: 273 { 274 Mpi2EventIrConfigElement_t *element; 275 int i; 276 u8 foreign_config, reason; 277 u16 elementType; 278 Mpi2EventDataIrConfigChangeList_t *event_data; 279 struct mprsas_target *targ; 280 unsigned int id; 281 282 event_data = fw_event->event_data; 283 foreign_config = (le32toh(event_data->Flags) & 284 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; 285 286 element = 287 (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; 288 id = mpr_mapping_get_raid_id_from_handle(sc, 289 element->VolDevHandle); 290 291 mpr_mapping_ir_config_change_event(sc, event_data); 292 for (i = 0; i < event_data->NumElements; i++, element++) { 293 reason = element->ReasonCode; 294 elementType = le16toh(element->ElementFlags) & 295 MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK; 296 /* 297 * check for element type of Phys Disk or Hot Spare 298 */ 299 if ((elementType != 300 MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT) 301 && (elementType != 302 MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT)) 303 // do next element 304 goto skip_fp_send; 305 306 /* 307 * check for reason of Hide, Unhide, PD Created, or PD 308 * Deleted 309 */ 310 if ((reason != MPI2_EVENT_IR_CHANGE_RC_HIDE) && 311 (reason != MPI2_EVENT_IR_CHANGE_RC_UNHIDE) && 312 (reason != MPI2_EVENT_IR_CHANGE_RC_PD_CREATED) && 313 (reason != MPI2_EVENT_IR_CHANGE_RC_PD_DELETED)) 314 goto skip_fp_send; 315 316 // check for a reason of Hide or PD Created 317 if ((reason == MPI2_EVENT_IR_CHANGE_RC_HIDE) || 318 (reason == MPI2_EVENT_IR_CHANGE_RC_PD_CREATED)) 319 { 320 // build RAID Action message 321 Mpi2RaidActionRequest_t *action; 322 Mpi2RaidActionReply_t *reply; 323 struct mpr_command *cm; 324 int error = 0; 325 if ((cm = mpr_alloc_command(sc)) == NULL) { 326 printf("%s: command alloc failed\n", 327 __func__); 328 return; 329 } 330 331 mpr_dprint(sc, MPR_EVENT, "Sending FP action " 332 "from " 333 "MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST " 334 ":\n"); 335 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req; 336 action->Function = MPI2_FUNCTION_RAID_ACTION; 337 action->Action = 338 MPI2_RAID_ACTION_PHYSDISK_HIDDEN; 339 action->PhysDiskNum = element->PhysDiskNum; 340 cm->cm_desc.Default.RequestFlags = 341 MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 342 error = mpr_request_polled(sc, cm); 343 reply = (Mpi2RaidActionReply_t *)cm->cm_reply; 344 if (error || (reply == NULL)) { 345 /* FIXME */ 346 /* 347 * If the poll returns error then we 348 * need to do diag reset 349 */ 350 printf("%s: poll for page completed " 351 "with error %d", __func__, error); 352 } 353 if (reply && (le16toh(reply->IOCStatus) & 354 MPI2_IOCSTATUS_MASK) != 355 MPI2_IOCSTATUS_SUCCESS) { 356 mpr_dprint(sc, MPR_ERROR, "%s: error " 357 "sending RaidActionPage; " 358 "iocstatus = 0x%x\n", __func__, 359 le16toh(reply->IOCStatus)); 360 } 361 362 if (cm) 363 mpr_free_command(sc, cm); 364 } 365 skip_fp_send: 366 mpr_dprint(sc, MPR_EVENT, "Received " 367 "MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST Reason " 368 "code %x:\n", element->ReasonCode); 369 switch (element->ReasonCode) { 370 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: 371 case MPI2_EVENT_IR_CHANGE_RC_ADDED: 372 if (!foreign_config) { 373 if (mprsas_volume_add(sc, 374 le16toh(element->VolDevHandle))) { 375 printf("%s: failed to add RAID " 376 "volume with handle 0x%x\n", 377 __func__, le16toh(element-> 378 VolDevHandle)); 379 } 380 } 381 break; 382 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: 383 case MPI2_EVENT_IR_CHANGE_RC_REMOVED: 384 /* 385 * Rescan after volume is deleted or removed. 386 */ 387 if (!foreign_config) { 388 if (id == MPR_MAP_BAD_ID) { 389 printf("%s: could not get ID " 390 "for volume with handle " 391 "0x%04x\n", __func__, 392 le16toh(element-> 393 VolDevHandle)); 394 break; 395 } 396 397 targ = &sassc->targets[id]; 398 targ->handle = 0x0; 399 targ->encl_slot = 0x0; 400 targ->encl_handle = 0x0; 401 targ->encl_level_valid = 0x0; 402 targ->encl_level = 0x0; 403 targ->connector_name[0] = ' '; 404 targ->connector_name[1] = ' '; 405 targ->connector_name[2] = ' '; 406 targ->connector_name[3] = ' '; 407 targ->exp_dev_handle = 0x0; 408 targ->phy_num = 0x0; 409 targ->linkrate = 0x0; 410 mprsas_rescan_target(sc, targ); 411 printf("RAID target id 0x%x removed\n", 412 targ->tid); 413 } 414 break; 415 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: 416 case MPI2_EVENT_IR_CHANGE_RC_HIDE: 417 /* 418 * Phys Disk of a volume has been created. Hide 419 * it from the OS. 420 */ 421 targ = mprsas_find_target_by_handle(sassc, 0, 422 element->PhysDiskDevHandle); 423 if (targ == NULL) 424 break; 425 targ->flags |= MPR_TARGET_FLAGS_RAID_COMPONENT; 426 mprsas_rescan_target(sc, targ); 427 break; 428 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: 429 /* 430 * Phys Disk of a volume has been deleted. 431 * Expose it to the OS. 432 */ 433 if (mprsas_add_device(sc, 434 le16toh(element->PhysDiskDevHandle), 0)) { 435 printf("%s: failed to add device with " 436 "handle 0x%x\n", __func__, 437 le16toh(element-> 438 PhysDiskDevHandle)); 439 mprsas_prepare_remove(sassc, 440 le16toh(element-> 441 PhysDiskDevHandle)); 442 } 443 break; 444 } 445 } 446 /* 447 * refcount was incremented for this event in 448 * mprsas_evt_handler. Decrement it here because the event has 449 * been processed. 450 */ 451 mprsas_startup_decrement(sassc); 452 break; 453 } 454 case MPI2_EVENT_IR_VOLUME: 455 { 456 Mpi2EventDataIrVolume_t *event_data = fw_event->event_data; 457 458 /* 459 * Informational only. 460 */ 461 mpr_dprint(sc, MPR_EVENT, "Received IR Volume event:\n"); 462 switch (event_data->ReasonCode) { 463 case MPI2_EVENT_IR_VOLUME_RC_SETTINGS_CHANGED: 464 mpr_dprint(sc, MPR_EVENT, " Volume Settings " 465 "changed from 0x%x to 0x%x for Volome with " 466 "handle 0x%x", le32toh(event_data->PreviousValue), 467 le32toh(event_data->NewValue), 468 le16toh(event_data->VolDevHandle)); 469 break; 470 case MPI2_EVENT_IR_VOLUME_RC_STATUS_FLAGS_CHANGED: 471 mpr_dprint(sc, MPR_EVENT, " Volume Status " 472 "changed from 0x%x to 0x%x for Volome with " 473 "handle 0x%x", le32toh(event_data->PreviousValue), 474 le32toh(event_data->NewValue), 475 le16toh(event_data->VolDevHandle)); 476 break; 477 case MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED: 478 mpr_dprint(sc, MPR_EVENT, " Volume State " 479 "changed from 0x%x to 0x%x for Volome with " 480 "handle 0x%x", le32toh(event_data->PreviousValue), 481 le32toh(event_data->NewValue), 482 le16toh(event_data->VolDevHandle)); 483 u32 state; 484 struct mprsas_target *targ; 485 state = le32toh(event_data->NewValue); 486 switch (state) { 487 case MPI2_RAID_VOL_STATE_MISSING: 488 case MPI2_RAID_VOL_STATE_FAILED: 489 mprsas_prepare_volume_remove(sassc, 490 event_data->VolDevHandle); 491 break; 492 493 case MPI2_RAID_VOL_STATE_ONLINE: 494 case MPI2_RAID_VOL_STATE_DEGRADED: 495 case MPI2_RAID_VOL_STATE_OPTIMAL: 496 targ = 497 mprsas_find_target_by_handle(sassc, 498 0, event_data->VolDevHandle); 499 if (targ) { 500 printf("%s %d: Volume handle " 501 "0x%x is already added \n", 502 __func__, __LINE__, 503 event_data->VolDevHandle); 504 break; 505 } 506 if (mprsas_volume_add(sc, 507 le16toh(event_data-> 508 VolDevHandle))) { 509 printf("%s: failed to add RAID " 510 "volume with handle 0x%x\n", 511 __func__, le16toh( 512 event_data->VolDevHandle)); 513 } 514 break; 515 default: 516 break; 517 } 518 break; 519 default: 520 break; 521 } 522 break; 523 } 524 case MPI2_EVENT_IR_PHYSICAL_DISK: 525 { 526 Mpi2EventDataIrPhysicalDisk_t *event_data = 527 fw_event->event_data; 528 struct mprsas_target *targ; 529 530 /* 531 * Informational only. 532 */ 533 mpr_dprint(sc, MPR_EVENT, "Received IR Phys Disk event:\n"); 534 switch (event_data->ReasonCode) { 535 case MPI2_EVENT_IR_PHYSDISK_RC_SETTINGS_CHANGED: 536 mpr_dprint(sc, MPR_EVENT, " Phys Disk Settings " 537 "changed from 0x%x to 0x%x for Phys Disk Number " 538 "%d and handle 0x%x at Enclosure handle 0x%x, Slot " 539 "%d", le32toh(event_data->PreviousValue), 540 le32toh(event_data->NewValue), 541 event_data->PhysDiskNum, 542 le16toh(event_data->PhysDiskDevHandle), 543 le16toh(event_data->EnclosureHandle), 544 le16toh(event_data->Slot)); 545 break; 546 case MPI2_EVENT_IR_PHYSDISK_RC_STATUS_FLAGS_CHANGED: 547 mpr_dprint(sc, MPR_EVENT, " Phys Disk Status changed " 548 "from 0x%x to 0x%x for Phys Disk Number %d and " 549 "handle 0x%x at Enclosure handle 0x%x, Slot %d", 550 le32toh(event_data->PreviousValue), 551 le32toh(event_data->NewValue), 552 event_data->PhysDiskNum, 553 le16toh(event_data->PhysDiskDevHandle), 554 le16toh(event_data->EnclosureHandle), 555 le16toh(event_data->Slot)); 556 break; 557 case MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED: 558 mpr_dprint(sc, MPR_EVENT, " Phys Disk State changed " 559 "from 0x%x to 0x%x for Phys Disk Number %d and " 560 "handle 0x%x at Enclosure handle 0x%x, Slot %d", 561 le32toh(event_data->PreviousValue), 562 le32toh(event_data->NewValue), 563 event_data->PhysDiskNum, 564 le16toh(event_data->PhysDiskDevHandle), 565 le16toh(event_data->EnclosureHandle), 566 le16toh(event_data->Slot)); 567 switch (event_data->NewValue) { 568 case MPI2_RAID_PD_STATE_ONLINE: 569 case MPI2_RAID_PD_STATE_DEGRADED: 570 case MPI2_RAID_PD_STATE_REBUILDING: 571 case MPI2_RAID_PD_STATE_OPTIMAL: 572 case MPI2_RAID_PD_STATE_HOT_SPARE: 573 targ = mprsas_find_target_by_handle( 574 sassc, 0, 575 event_data->PhysDiskDevHandle); 576 if (targ) { 577 targ->flags |= 578 MPR_TARGET_FLAGS_RAID_COMPONENT; 579 printf("%s %d: Found Target " 580 "for handle 0x%x.\n", 581 __func__, __LINE__ , 582 event_data-> 583 PhysDiskDevHandle); 584 } 585 break; 586 case MPI2_RAID_PD_STATE_OFFLINE: 587 case MPI2_RAID_PD_STATE_NOT_CONFIGURED: 588 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: 589 default: 590 targ = mprsas_find_target_by_handle( 591 sassc, 0, 592 event_data->PhysDiskDevHandle); 593 if (targ) { 594 targ->flags |= 595 ~MPR_TARGET_FLAGS_RAID_COMPONENT; 596 printf("%s %d: Found Target " 597 "for handle 0x%x. \n", 598 __func__, __LINE__ , 599 event_data-> 600 PhysDiskDevHandle); 601 } 602 break; 603 } 604 default: 605 break; 606 } 607 break; 608 } 609 case MPI2_EVENT_IR_OPERATION_STATUS: 610 { 611 Mpi2EventDataIrOperationStatus_t *event_data = 612 fw_event->event_data; 613 614 /* 615 * Informational only. 616 */ 617 mpr_dprint(sc, MPR_EVENT, "Received IR Op Status event:\n"); 618 mpr_dprint(sc, MPR_EVENT, " RAID Operation of %d is %d " 619 "percent complete for Volume with handle 0x%x", 620 event_data->RAIDOperation, event_data->PercentComplete, 621 le16toh(event_data->VolDevHandle)); 622 break; 623 } 624 case MPI2_EVENT_TEMP_THRESHOLD: 625 { 626 pMpi2EventDataTemperature_t temp_event; 627 628 temp_event = (pMpi2EventDataTemperature_t)fw_event->event_data; 629 630 /* 631 * The Temp Sensor Count must be greater than the event's Sensor 632 * Num to be valid. If valid, print the temp thresholds that 633 * have been exceeded. 634 */ 635 if (sc->iounit_pg8.NumSensors > temp_event->SensorNum) { 636 mpr_dprint(sc, MPR_FAULT, "Temperature Threshold flags " 637 "%s %s %s %s exceeded for Sensor: %d !!!\n", 638 ((temp_event->Status & 0x01) == 1) ? "0 " : " ", 639 ((temp_event->Status & 0x02) == 2) ? "1 " : " ", 640 ((temp_event->Status & 0x04) == 4) ? "2 " : " ", 641 ((temp_event->Status & 0x08) == 8) ? "3 " : " ", 642 temp_event->SensorNum); 643 mpr_dprint(sc, MPR_FAULT, "Current Temp in Celsius: " 644 "%d\n", temp_event->CurrentTemperature); 645 } 646 break; 647 } 648 case MPI2_EVENT_ACTIVE_CABLE_EXCEPTION: 649 { 650 pMpi26EventDataActiveCableExcept_t ace_event_data; 651 ace_event_data = 652 (pMpi26EventDataActiveCableExcept_t)fw_event->event_data; 653 654 if (ace_event_data->ReasonCode == 655 MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER) { 656 mpr_printf(sc, "Currently an active cable with " 657 "ReceptacleID %d cannot be powered and device " 658 "connected to this active cable will not be seen. " 659 "This active cable requires %d mW of power.\n", 660 ace_event_data->ReceptacleID, 661 ace_event_data->ActiveCablePowerRequirement); 662 } 663 break; 664 } 665 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: 666 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: 667 default: 668 mpr_dprint(sc, MPR_TRACE,"Unhandled event 0x%0X\n", 669 fw_event->event); 670 break; 671 672 } 673 mpr_dprint(sc, MPR_EVENT, "(%d)->(%s) Event Free: [%x]\n", event_count, 674 __func__, fw_event->event); 675 mprsas_fw_event_free(sc, fw_event); 676 } 677 678 void 679 mprsas_firmware_event_work(void *arg, int pending) 680 { 681 struct mpr_fw_event_work *fw_event; 682 struct mpr_softc *sc; 683 684 sc = (struct mpr_softc *)arg; 685 mpr_lock(sc); 686 while ((fw_event = TAILQ_FIRST(&sc->sassc->ev_queue)) != NULL) { 687 TAILQ_REMOVE(&sc->sassc->ev_queue, fw_event, ev_link); 688 mprsas_fw_work(sc, fw_event); 689 } 690 mpr_unlock(sc); 691 } 692 693 static int 694 mprsas_add_device(struct mpr_softc *sc, u16 handle, u8 linkrate){ 695 char devstring[80]; 696 struct mprsas_softc *sassc; 697 struct mprsas_target *targ; 698 Mpi2ConfigReply_t mpi_reply; 699 Mpi2SasDevicePage0_t config_page; 700 uint64_t sas_address, parent_sas_address = 0; 701 u32 device_info, parent_devinfo = 0; 702 unsigned int id; 703 int ret = 1, error = 0, i; 704 struct mprsas_lun *lun; 705 u8 is_SATA_SSD = 0; 706 struct mpr_command *cm; 707 708 sassc = sc->sassc; 709 mprsas_startup_increment(sassc); 710 if ((mpr_config_get_sas_device_pg0(sc, &mpi_reply, &config_page, 711 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { 712 printf("%s: error reading SAS device page0\n", __func__); 713 error = ENXIO; 714 goto out; 715 } 716 717 device_info = le32toh(config_page.DeviceInfo); 718 719 if (((device_info & MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0) 720 && (le16toh(config_page.ParentDevHandle) != 0)) { 721 Mpi2ConfigReply_t tmp_mpi_reply; 722 Mpi2SasDevicePage0_t parent_config_page; 723 724 if ((mpr_config_get_sas_device_pg0(sc, &tmp_mpi_reply, 725 &parent_config_page, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, 726 le16toh(config_page.ParentDevHandle)))) { 727 printf("%s: error reading SAS device %#x page0\n", 728 __func__, le16toh(config_page.ParentDevHandle)); 729 } else { 730 parent_sas_address = parent_config_page.SASAddress.High; 731 parent_sas_address = (parent_sas_address << 32) | 732 parent_config_page.SASAddress.Low; 733 parent_devinfo = le32toh(parent_config_page.DeviceInfo); 734 } 735 } 736 /* TODO Check proper endianness */ 737 sas_address = config_page.SASAddress.High; 738 sas_address = (sas_address << 32) | config_page.SASAddress.Low; 739 mpr_dprint(sc, MPR_INFO, "SAS Address from SAS device page0 = %jx\n", 740 sas_address); 741 742 /* 743 * Always get SATA Identify information because this is used to 744 * determine if Start/Stop Unit should be sent to the drive when the 745 * system is shutdown. 746 */ 747 if (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) { 748 ret = mprsas_get_sas_address_for_sata_disk(sc, &sas_address, 749 handle, device_info, &is_SATA_SSD); 750 if (ret) { 751 mpr_dprint(sc, MPR_ERROR, "%s: failed to get disk type " 752 "(SSD or HDD) for SATA device with handle 0x%04x\n", 753 __func__, handle); 754 } else { 755 mpr_dprint(sc, MPR_INFO, "SAS Address from SATA " 756 "device = %jx\n", sas_address); 757 } 758 } 759 760 id = mpr_mapping_get_sas_id(sc, sas_address, handle); 761 if (id == MPR_MAP_BAD_ID) { 762 printf("failure at %s:%d/%s()! Could not get ID for device " 763 "with handle 0x%04x\n", __FILE__, __LINE__, __func__, 764 handle); 765 error = ENXIO; 766 goto out; 767 } 768 769 if (mprsas_check_id(sassc, id) != 0) { 770 device_printf(sc->mpr_dev, "Excluding target id %d\n", id); 771 error = ENXIO; 772 goto out; 773 } 774 775 mpr_dprint(sc, MPR_MAPPING, "SAS Address from SAS device page0 = %jx\n", 776 sas_address); 777 targ = &sassc->targets[id]; 778 targ->devinfo = device_info; 779 targ->devname = le32toh(config_page.DeviceName.High); 780 targ->devname = (targ->devname << 32) | 781 le32toh(config_page.DeviceName.Low); 782 targ->encl_handle = le16toh(config_page.EnclosureHandle); 783 targ->encl_slot = le16toh(config_page.Slot); 784 targ->encl_level = config_page.EnclosureLevel; 785 targ->connector_name[0] = config_page.ConnectorName[0]; 786 targ->connector_name[1] = config_page.ConnectorName[1]; 787 targ->connector_name[2] = config_page.ConnectorName[2]; 788 targ->connector_name[3] = config_page.ConnectorName[3]; 789 targ->handle = handle; 790 targ->parent_handle = le16toh(config_page.ParentDevHandle); 791 targ->sasaddr = mpr_to_u64(&config_page.SASAddress); 792 targ->parent_sasaddr = le64toh(parent_sas_address); 793 targ->parent_devinfo = parent_devinfo; 794 targ->tid = id; 795 targ->linkrate = (linkrate>>4); 796 targ->flags = 0; 797 if (is_SATA_SSD) { 798 targ->flags = MPR_TARGET_IS_SATA_SSD; 799 } 800 if (le16toh(config_page.Flags) & 801 MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) { 802 targ->scsi_req_desc_type = 803 MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO; 804 } 805 if (le16toh(config_page.Flags) & 806 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { 807 targ->encl_level_valid = TRUE; 808 } 809 TAILQ_INIT(&targ->commands); 810 TAILQ_INIT(&targ->timedout_commands); 811 while (!SLIST_EMPTY(&targ->luns)) { 812 lun = SLIST_FIRST(&targ->luns); 813 SLIST_REMOVE_HEAD(&targ->luns, lun_link); 814 free(lun, M_MPR); 815 } 816 SLIST_INIT(&targ->luns); 817 818 mpr_describe_devinfo(targ->devinfo, devstring, 80); 819 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "Found device <%s> <%s> " 820 "handle<0x%04x> enclosureHandle<0x%04x> slot %d\n", devstring, 821 mpr_describe_table(mpr_linkrate_names, targ->linkrate), 822 targ->handle, targ->encl_handle, targ->encl_slot); 823 if (targ->encl_level_valid) { 824 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "At enclosure level %d " 825 "and connector name (%4s)\n", targ->encl_level, 826 targ->connector_name); 827 } 828 #if ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000039)) || \ 829 (__FreeBSD_version < 902502) 830 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0) 831 #endif 832 mprsas_rescan_target(sc, targ); 833 mpr_dprint(sc, MPR_MAPPING, "Target id 0x%x added\n", targ->tid); 834 835 /* 836 * Check all commands to see if the SATA_ID_TIMEOUT flag has been set. 837 * If so, send a Target Reset TM to the target that was just created. 838 * An Abort Task TM should be used instead of a Target Reset, but that 839 * would be much more difficult because targets have not been fully 840 * discovered yet, and LUN's haven't been setup. So, just reset the 841 * target instead of the LUN. 842 */ 843 for (i = 1; i < sc->num_reqs; i++) { 844 cm = &sc->commands[i]; 845 if (cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) { 846 targ->timeouts++; 847 cm->cm_state = MPR_CM_STATE_TIMEDOUT; 848 849 if ((targ->tm = mprsas_alloc_tm(sc)) != NULL) { 850 mpr_dprint(sc, MPR_INFO, "%s: sending Target " 851 "Reset for stuck SATA identify command " 852 "(cm = %p)\n", __func__, cm); 853 targ->tm->cm_targ = targ; 854 mprsas_send_reset(sc, targ->tm, 855 MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET); 856 } else { 857 mpr_dprint(sc, MPR_ERROR, "Failed to allocate " 858 "tm for Target Reset after SATA ID command " 859 "timed out (cm %p)\n", cm); 860 } 861 /* 862 * No need to check for more since the target is 863 * already being reset. 864 */ 865 break; 866 } 867 } 868 out: 869 /* 870 * Free the commands that may not have been freed from the SATA ID call 871 */ 872 for (i = 1; i < sc->num_reqs; i++) { 873 cm = &sc->commands[i]; 874 if (cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) { 875 mpr_free_command(sc, cm); 876 } 877 } 878 mprsas_startup_decrement(sassc); 879 return (error); 880 } 881 882 int 883 mprsas_get_sas_address_for_sata_disk(struct mpr_softc *sc, 884 u64 *sas_address, u16 handle, u32 device_info, u8 *is_SATA_SSD) 885 { 886 Mpi2SataPassthroughReply_t mpi_reply; 887 int i, rc, try_count; 888 u32 *bufferptr; 889 union _sata_sas_address hash_address; 890 struct _ata_identify_device_data ata_identify; 891 u8 buffer[MPT2SAS_MN_LEN + MPT2SAS_SN_LEN]; 892 u32 ioc_status; 893 u8 sas_status; 894 895 memset(&ata_identify, 0, sizeof(ata_identify)); 896 try_count = 0; 897 do { 898 rc = mprsas_get_sata_identify(sc, handle, &mpi_reply, 899 (char *)&ata_identify, sizeof(ata_identify), device_info); 900 try_count++; 901 ioc_status = le16toh(mpi_reply.IOCStatus) 902 & MPI2_IOCSTATUS_MASK; 903 sas_status = mpi_reply.SASStatus; 904 switch (ioc_status) { 905 case MPI2_IOCSTATUS_SUCCESS: 906 break; 907 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: 908 /* No sense sleeping. this error won't get better */ 909 break; 910 default: 911 if (sc->spinup_wait_time > 0) { 912 mpr_dprint(sc, MPR_INFO, "Sleeping %d seconds " 913 "after SATA ID error to wait for spinup\n", 914 sc->spinup_wait_time); 915 msleep(&sc->msleep_fake_chan, &sc->mpr_mtx, 0, 916 "mprid", sc->spinup_wait_time * hz); 917 } 918 } 919 } while (((rc && (rc != EWOULDBLOCK)) || 920 (ioc_status && (ioc_status != MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR)) 921 || sas_status) && (try_count < 5)); 922 923 if (rc == 0 && !ioc_status && !sas_status) { 924 mpr_dprint(sc, MPR_MAPPING, "%s: got SATA identify " 925 "successfully for handle = 0x%x with try_count = %d\n", 926 __func__, handle, try_count); 927 } else { 928 mpr_dprint(sc, MPR_MAPPING, "%s: handle = 0x%x failed\n", 929 __func__, handle); 930 return -1; 931 } 932 /* Copy & byteswap the 40 byte model number to a buffer */ 933 for (i = 0; i < MPT2SAS_MN_LEN; i += 2) { 934 buffer[i] = ((u8 *)ata_identify.model_number)[i + 1]; 935 buffer[i + 1] = ((u8 *)ata_identify.model_number)[i]; 936 } 937 /* Copy & byteswap the 20 byte serial number to a buffer */ 938 for (i = 0; i < MPT2SAS_SN_LEN; i += 2) { 939 buffer[MPT2SAS_MN_LEN + i] = 940 ((u8 *)ata_identify.serial_number)[i + 1]; 941 buffer[MPT2SAS_MN_LEN + i + 1] = 942 ((u8 *)ata_identify.serial_number)[i]; 943 } 944 bufferptr = (u32 *)buffer; 945 /* There are 60 bytes to hash down to 8. 60 isn't divisible by 8, 946 * so loop through the first 56 bytes (7*8), 947 * and then add in the last dword. 948 */ 949 hash_address.word.low = 0; 950 hash_address.word.high = 0; 951 for (i = 0; (i < ((MPT2SAS_MN_LEN+MPT2SAS_SN_LEN)/8)); i++) { 952 hash_address.word.low += *bufferptr; 953 bufferptr++; 954 hash_address.word.high += *bufferptr; 955 bufferptr++; 956 } 957 /* Add the last dword */ 958 hash_address.word.low += *bufferptr; 959 /* Make sure the hash doesn't start with 5, because it could clash 960 * with a SAS address. Change 5 to a D. 961 */ 962 if ((hash_address.word.high & 0x000000F0) == (0x00000050)) 963 hash_address.word.high |= 0x00000080; 964 *sas_address = (u64)hash_address.wwid[0] << 56 | 965 (u64)hash_address.wwid[1] << 48 | (u64)hash_address.wwid[2] << 40 | 966 (u64)hash_address.wwid[3] << 32 | (u64)hash_address.wwid[4] << 24 | 967 (u64)hash_address.wwid[5] << 16 | (u64)hash_address.wwid[6] << 8 | 968 (u64)hash_address.wwid[7]; 969 if (ata_identify.rotational_speed == 1) { 970 *is_SATA_SSD = 1; 971 } 972 973 return 0; 974 } 975 976 static int 977 mprsas_get_sata_identify(struct mpr_softc *sc, u16 handle, 978 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, u32 devinfo) 979 { 980 Mpi2SataPassthroughRequest_t *mpi_request; 981 Mpi2SataPassthroughReply_t *reply; 982 struct mpr_command *cm; 983 char *buffer; 984 int error = 0; 985 986 buffer = malloc( sz, M_MPR, M_NOWAIT | M_ZERO); 987 if (!buffer) 988 return ENOMEM; 989 990 if ((cm = mpr_alloc_command(sc)) == NULL) { 991 free(buffer, M_MPR); 992 return (EBUSY); 993 } 994 mpi_request = (MPI2_SATA_PASSTHROUGH_REQUEST *)cm->cm_req; 995 bzero(mpi_request,sizeof(MPI2_SATA_PASSTHROUGH_REQUEST)); 996 mpi_request->Function = MPI2_FUNCTION_SATA_PASSTHROUGH; 997 mpi_request->VF_ID = 0; 998 mpi_request->DevHandle = htole16(handle); 999 mpi_request->PassthroughFlags = (MPI2_SATA_PT_REQ_PT_FLAGS_PIO | 1000 MPI2_SATA_PT_REQ_PT_FLAGS_READ); 1001 mpi_request->DataLength = htole32(sz); 1002 mpi_request->CommandFIS[0] = 0x27; 1003 mpi_request->CommandFIS[1] = 0x80; 1004 mpi_request->CommandFIS[2] = (devinfo & 1005 MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? 0xA1 : 0xEC; 1006 cm->cm_sge = &mpi_request->SGL; 1007 cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION); 1008 cm->cm_flags = MPR_CM_FLAGS_DATAIN; 1009 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 1010 cm->cm_data = buffer; 1011 cm->cm_length = htole32(sz); 1012 1013 /* 1014 * Start a timeout counter specifically for the SATA ID command. This 1015 * is used to fix a problem where the FW does not send a reply sometimes 1016 * when a bad disk is in the topology. So, this is used to timeout the 1017 * command so that processing can continue normally. 1018 */ 1019 mpr_dprint(sc, MPR_XINFO, "%s start timeout counter for SATA ID " 1020 "command\n", __func__); 1021 callout_reset(&cm->cm_callout, MPR_ATA_ID_TIMEOUT * hz, 1022 mprsas_ata_id_timeout, cm); 1023 error = mpr_wait_command(sc, cm, 60, CAN_SLEEP); 1024 mpr_dprint(sc, MPR_XINFO, "%s stop timeout counter for SATA ID " 1025 "command\n", __func__); 1026 callout_stop(&cm->cm_callout); 1027 1028 reply = (Mpi2SataPassthroughReply_t *)cm->cm_reply; 1029 if (error || (reply == NULL)) { 1030 /* FIXME */ 1031 /* 1032 * If the request returns an error then we need to do a diag 1033 * reset 1034 */ 1035 printf("%s: request for page completed with error %d", 1036 __func__, error); 1037 error = ENXIO; 1038 goto out; 1039 } 1040 bcopy(buffer, id_buffer, sz); 1041 bcopy(reply, mpi_reply, sizeof(Mpi2SataPassthroughReply_t)); 1042 if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) != 1043 MPI2_IOCSTATUS_SUCCESS) { 1044 printf("%s: error reading SATA PASSTHRU; iocstatus = 0x%x\n", 1045 __func__, reply->IOCStatus); 1046 error = ENXIO; 1047 goto out; 1048 } 1049 out: 1050 /* 1051 * If the SATA_ID_TIMEOUT flag has been set for this command, don't free 1052 * it. The command will be freed after sending a target reset TM. If 1053 * the command did timeout, use EWOULDBLOCK. 1054 */ 1055 if ((cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) == 0) 1056 mpr_free_command(sc, cm); 1057 else if (error == 0) 1058 error = EWOULDBLOCK; 1059 free(buffer, M_MPR); 1060 return (error); 1061 } 1062 1063 static void 1064 mprsas_ata_id_timeout(void *data) 1065 { 1066 struct mpr_softc *sc; 1067 struct mpr_command *cm; 1068 1069 cm = (struct mpr_command *)data; 1070 sc = cm->cm_sc; 1071 mtx_assert(&sc->mpr_mtx, MA_OWNED); 1072 1073 mpr_dprint(sc, MPR_INFO, "%s checking ATA ID command %p sc %p\n", 1074 __func__, cm, sc); 1075 if ((callout_pending(&cm->cm_callout)) || 1076 (!callout_active(&cm->cm_callout))) { 1077 mpr_dprint(sc, MPR_INFO, "%s ATA ID command almost timed out\n", 1078 __func__); 1079 return; 1080 } 1081 callout_deactivate(&cm->cm_callout); 1082 1083 /* 1084 * Run the interrupt handler to make sure it's not pending. This 1085 * isn't perfect because the command could have already completed 1086 * and been re-used, though this is unlikely. 1087 */ 1088 mpr_intr_locked(sc); 1089 if (cm->cm_state == MPR_CM_STATE_FREE) { 1090 mpr_dprint(sc, MPR_INFO, "%s ATA ID command almost timed out\n", 1091 __func__); 1092 return; 1093 } 1094 1095 mpr_dprint(sc, MPR_INFO, "ATA ID command timeout cm %p\n", cm); 1096 1097 /* 1098 * Send wakeup() to the sleeping thread that issued this ATA ID command. 1099 * wakeup() will cause msleep to return a 0 (not EWOULDBLOCK), and this 1100 * will keep reinit() from being called. This way, an Abort Task TM can 1101 * be issued so that the timed out command can be cleared. The Abort 1102 * Task cannot be sent from here because the driver has not completed 1103 * setting up targets. Instead, the command is flagged so that special 1104 * handling will be used to send the abort. 1105 */ 1106 cm->cm_flags |= MPR_CM_FLAGS_SATA_ID_TIMEOUT; 1107 wakeup(cm); 1108 } 1109 1110 static int 1111 mprsas_volume_add(struct mpr_softc *sc, u16 handle) 1112 { 1113 struct mprsas_softc *sassc; 1114 struct mprsas_target *targ; 1115 u64 wwid; 1116 unsigned int id; 1117 int error = 0; 1118 struct mprsas_lun *lun; 1119 1120 sassc = sc->sassc; 1121 mprsas_startup_increment(sassc); 1122 /* wwid is endian safe */ 1123 mpr_config_get_volume_wwid(sc, handle, &wwid); 1124 if (!wwid) { 1125 printf("%s: invalid WWID; cannot add volume to mapping table\n", 1126 __func__); 1127 error = ENXIO; 1128 goto out; 1129 } 1130 1131 id = mpr_mapping_get_raid_id(sc, wwid, handle); 1132 if (id == MPR_MAP_BAD_ID) { 1133 printf("%s: could not get ID for volume with handle 0x%04x and " 1134 "WWID 0x%016llx\n", __func__, handle, 1135 (unsigned long long)wwid); 1136 error = ENXIO; 1137 goto out; 1138 } 1139 1140 targ = &sassc->targets[id]; 1141 targ->tid = id; 1142 targ->handle = handle; 1143 targ->devname = wwid; 1144 TAILQ_INIT(&targ->commands); 1145 TAILQ_INIT(&targ->timedout_commands); 1146 while (!SLIST_EMPTY(&targ->luns)) { 1147 lun = SLIST_FIRST(&targ->luns); 1148 SLIST_REMOVE_HEAD(&targ->luns, lun_link); 1149 free(lun, M_MPR); 1150 } 1151 SLIST_INIT(&targ->luns); 1152 #if ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000039)) || \ 1153 (__FreeBSD_version < 902502) 1154 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0) 1155 #endif 1156 mprsas_rescan_target(sc, targ); 1157 mpr_dprint(sc, MPR_MAPPING, "RAID target id %d added (WWID = 0x%jx)\n", 1158 targ->tid, wwid); 1159 out: 1160 mprsas_startup_decrement(sassc); 1161 return (error); 1162 } 1163 1164 /** 1165 * mprsas_SSU_to_SATA_devices 1166 * @sc: per adapter object 1167 * 1168 * Looks through the target list and issues a StartStopUnit SCSI command to each 1169 * SATA direct-access device. This helps to ensure that data corruption is 1170 * avoided when the system is being shut down. This must be called after the IR 1171 * System Shutdown RAID Action is sent if in IR mode. 1172 * 1173 * Return nothing. 1174 */ 1175 static void 1176 mprsas_SSU_to_SATA_devices(struct mpr_softc *sc) 1177 { 1178 struct mprsas_softc *sassc = sc->sassc; 1179 union ccb *ccb; 1180 path_id_t pathid = cam_sim_path(sassc->sim); 1181 target_id_t targetid; 1182 struct mprsas_target *target; 1183 char path_str[64]; 1184 struct timeval cur_time, start_time; 1185 1186 mpr_lock(sc); 1187 1188 /* 1189 * For each target, issue a StartStopUnit command to stop the device. 1190 */ 1191 sc->SSU_started = TRUE; 1192 sc->SSU_refcount = 0; 1193 for (targetid = 0; targetid < sc->facts->MaxTargets; targetid++) { 1194 target = &sassc->targets[targetid]; 1195 if (target->handle == 0x0) { 1196 continue; 1197 } 1198 1199 ccb = xpt_alloc_ccb_nowait(); 1200 if (ccb == NULL) { 1201 mpr_dprint(sc, MPR_FAULT, "Unable to alloc CCB to stop " 1202 "unit.\n"); 1203 return; 1204 } 1205 1206 /* 1207 * The stop_at_shutdown flag will be set if this device is 1208 * a SATA direct-access end device. 1209 */ 1210 if (target->stop_at_shutdown) { 1211 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, 1212 pathid, targetid, CAM_LUN_WILDCARD) != 1213 CAM_REQ_CMP) { 1214 mpr_dprint(sc, MPR_ERROR, "Unable to create " 1215 "path to stop unit.\n"); 1216 xpt_free_ccb(ccb); 1217 return; 1218 } 1219 xpt_path_string(ccb->ccb_h.path, path_str, 1220 sizeof(path_str)); 1221 1222 mpr_dprint(sc, MPR_INFO, "Sending StopUnit: path %s " 1223 "handle %d\n", path_str, target->handle); 1224 1225 /* 1226 * Issue a START STOP UNIT command for the target. 1227 * Increment the SSU counter to be used to count the 1228 * number of required replies. 1229 */ 1230 mpr_dprint(sc, MPR_INFO, "Incrementing SSU count\n"); 1231 sc->SSU_refcount++; 1232 ccb->ccb_h.target_id = 1233 xpt_path_target_id(ccb->ccb_h.path); 1234 ccb->ccb_h.ppriv_ptr1 = sassc; 1235 scsi_start_stop(&ccb->csio, 1236 /*retries*/0, 1237 mprsas_stop_unit_done, 1238 MSG_SIMPLE_Q_TAG, 1239 /*start*/FALSE, 1240 /*load/eject*/0, 1241 /*immediate*/FALSE, 1242 MPR_SENSE_LEN, 1243 /*timeout*/10000); 1244 xpt_action(ccb); 1245 } 1246 } 1247 1248 mpr_unlock(sc); 1249 1250 /* 1251 * Wait until all of the SSU commands have completed or time has 1252 * expired (60 seconds). Pause for 100ms each time through. If any 1253 * command times out, the target will be reset in the SCSI command 1254 * timeout routine. 1255 */ 1256 getmicrotime(&start_time); 1257 while (sc->SSU_refcount) { 1258 pause("mprwait", hz/10); 1259 1260 getmicrotime(&cur_time); 1261 if ((cur_time.tv_sec - start_time.tv_sec) > 60) { 1262 mpr_dprint(sc, MPR_ERROR, "Time has expired waiting " 1263 "for SSU commands to complete.\n"); 1264 break; 1265 } 1266 } 1267 } 1268 1269 static void 1270 mprsas_stop_unit_done(struct cam_periph *periph, union ccb *done_ccb) 1271 { 1272 struct mprsas_softc *sassc; 1273 char path_str[64]; 1274 1275 if (done_ccb == NULL) 1276 return; 1277 1278 sassc = (struct mprsas_softc *)done_ccb->ccb_h.ppriv_ptr1; 1279 1280 xpt_path_string(done_ccb->ccb_h.path, path_str, sizeof(path_str)); 1281 mpr_dprint(sassc->sc, MPR_INFO, "Completing stop unit for %s\n", 1282 path_str); 1283 1284 /* 1285 * Nothing more to do except free the CCB and path. If the command 1286 * timed out, an abort reset, then target reset will be issued during 1287 * the SCSI Command process. 1288 */ 1289 xpt_free_path(done_ccb->ccb_h.path); 1290 xpt_free_ccb(done_ccb); 1291 } 1292 1293 /** 1294 * mprsas_ir_shutdown - IR shutdown notification 1295 * @sc: per adapter object 1296 * 1297 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that 1298 * the host system is shutting down. 1299 * 1300 * Return nothing. 1301 */ 1302 void 1303 mprsas_ir_shutdown(struct mpr_softc *sc) 1304 { 1305 u16 volume_mapping_flags; 1306 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags); 1307 struct dev_mapping_table *mt_entry; 1308 u32 start_idx, end_idx; 1309 unsigned int id, found_volume = 0; 1310 struct mpr_command *cm; 1311 Mpi2RaidActionRequest_t *action; 1312 target_id_t targetid; 1313 struct mprsas_target *target; 1314 1315 mpr_dprint(sc, MPR_TRACE, "%s\n", __func__); 1316 1317 /* is IR firmware build loaded? */ 1318 if (!sc->ir_firmware) 1319 goto out; 1320 1321 /* are there any volumes? Look at IR target IDs. */ 1322 // TODO-later, this should be looked up in the RAID config structure 1323 // when it is implemented. 1324 volume_mapping_flags = le16toh(sc->ioc_pg8.IRVolumeMappingFlags) & 1325 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; 1326 if (volume_mapping_flags == MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) { 1327 start_idx = 0; 1328 if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0) 1329 start_idx = 1; 1330 } else 1331 start_idx = sc->max_devices - sc->max_volumes; 1332 end_idx = start_idx + sc->max_volumes - 1; 1333 1334 for (id = start_idx; id < end_idx; id++) { 1335 mt_entry = &sc->mapping_table[id]; 1336 if ((mt_entry->physical_id != 0) && 1337 (mt_entry->missing_count == 0)) { 1338 found_volume = 1; 1339 break; 1340 } 1341 } 1342 1343 if (!found_volume) 1344 goto out; 1345 1346 if ((cm = mpr_alloc_command(sc)) == NULL) { 1347 printf("%s: command alloc failed\n", __func__); 1348 goto out; 1349 } 1350 1351 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req; 1352 action->Function = MPI2_FUNCTION_RAID_ACTION; 1353 action->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; 1354 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 1355 mpr_lock(sc); 1356 mpr_wait_command(sc, cm, 5, CAN_SLEEP); 1357 mpr_unlock(sc); 1358 1359 /* 1360 * Don't check for reply, just leave. 1361 */ 1362 if (cm) 1363 mpr_free_command(sc, cm); 1364 1365 out: 1366 /* 1367 * All of the targets must have the correct value set for 1368 * 'stop_at_shutdown' for the current 'enable_ssu' sysctl variable. 1369 * 1370 * The possible values for the 'enable_ssu' variable are: 1371 * 0: disable to SSD and HDD 1372 * 1: disable only to HDD (default) 1373 * 2: disable only to SSD 1374 * 3: enable to SSD and HDD 1375 * anything else will default to 1. 1376 */ 1377 for (targetid = 0; targetid < sc->facts->MaxTargets; targetid++) { 1378 target = &sc->sassc->targets[targetid]; 1379 if (target->handle == 0x0) { 1380 continue; 1381 } 1382 1383 if (target->supports_SSU) { 1384 switch (sc->enable_ssu) { 1385 case MPR_SSU_DISABLE_SSD_DISABLE_HDD: 1386 target->stop_at_shutdown = FALSE; 1387 break; 1388 case MPR_SSU_DISABLE_SSD_ENABLE_HDD: 1389 target->stop_at_shutdown = TRUE; 1390 if (target->flags & MPR_TARGET_IS_SATA_SSD) { 1391 target->stop_at_shutdown = FALSE; 1392 } 1393 break; 1394 case MPR_SSU_ENABLE_SSD_ENABLE_HDD: 1395 target->stop_at_shutdown = TRUE; 1396 break; 1397 case MPR_SSU_ENABLE_SSD_DISABLE_HDD: 1398 default: 1399 target->stop_at_shutdown = TRUE; 1400 if ((target->flags & 1401 MPR_TARGET_IS_SATA_SSD) == 0) { 1402 target->stop_at_shutdown = FALSE; 1403 } 1404 break; 1405 } 1406 } 1407 } 1408 mprsas_SSU_to_SATA_devices(sc); 1409 } 1410