1 /*- 2 * Copyright (c) 2011 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("$FreeBSD$"); 31 32 /* Communications core for LSI MPT2 */ 33 34 /* TODO Move headers to mpsvar */ 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/mps/mpi/mpi2_type.h> 70 #include <dev/mps/mpi/mpi2.h> 71 #include <dev/mps/mpi/mpi2_ioc.h> 72 #include <dev/mps/mpi/mpi2_sas.h> 73 #include <dev/mps/mpi/mpi2_cnfg.h> 74 #include <dev/mps/mpi/mpi2_init.h> 75 #include <dev/mps/mpi/mpi2_raid.h> 76 #include <dev/mps/mpi/mpi2_tool.h> 77 #include <dev/mps/mps_ioctl.h> 78 #include <dev/mps/mpsvar.h> 79 #include <dev/mps/mps_table.h> 80 #include <dev/mps/mps_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 86 struct mps_fw_event_work { 87 u16 event; 88 void *event_data; 89 TAILQ_ENTRY(mps_fw_event_work) ev_link; 90 }; 91 92 union _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 */ 103 struct _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 }; 110 static u32 event_count; 111 static void mpssas_fw_work(struct mps_softc *sc, 112 struct mps_fw_event_work *fw_event); 113 static void mpssas_fw_event_free(struct mps_softc *, 114 struct mps_fw_event_work *); 115 static int mpssas_add_device(struct mps_softc *sc, u16 handle, u8 linkrate); 116 static int mpssas_get_sata_identify(struct mps_softc *sc, u16 handle, 117 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, 118 u32 devinfo); 119 int mpssas_get_sas_address_for_sata_disk(struct mps_softc *sc, 120 u64 *sas_address, u16 handle, u32 device_info); 121 static int mpssas_volume_add(struct mps_softc *sc, 122 u16 handle); 123 124 void 125 mpssas_evt_handler(struct mps_softc *sc, uintptr_t data, 126 MPI2_EVENT_NOTIFICATION_REPLY *event) 127 { 128 struct mps_fw_event_work *fw_event; 129 u16 sz; 130 131 mps_dprint(sc, MPS_TRACE, "%s\n", __func__); 132 mps_print_evt_sas(sc, event); 133 mpssas_record_event(sc, event); 134 135 fw_event = malloc(sizeof(struct mps_fw_event_work), M_MPT2, 136 M_ZERO|M_NOWAIT); 137 if (!fw_event) { 138 printf("%s: allocate failed for fw_event\n", __func__); 139 return; 140 } 141 sz = le16toh(event->EventDataLength) * 4; 142 fw_event->event_data = malloc(sz, M_MPT2, M_ZERO|M_NOWAIT); 143 if (!fw_event->event_data) { 144 printf("%s: allocate failed for event_data\n", __func__); 145 free(fw_event, M_MPT2); 146 return; 147 } 148 149 bcopy(event->EventData, fw_event->event_data, sz); 150 fw_event->event = event->Event; 151 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || 152 event->Event == MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE || 153 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 154 sc->track_mapping_events) 155 sc->pending_map_events++; 156 157 /* 158 * When wait_for_port_enable flag is set, make sure that all the events 159 * are processed. Increment the startup_refcount and decrement it after 160 * events are processed. 161 */ 162 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || 163 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 164 sc->wait_for_port_enable) 165 mpssas_startup_increment(sc->sassc); 166 167 TAILQ_INSERT_TAIL(&sc->sassc->ev_queue, fw_event, ev_link); 168 taskqueue_enqueue(sc->sassc->ev_tq, &sc->sassc->ev_task); 169 170 } 171 172 static void 173 mpssas_fw_event_free(struct mps_softc *sc, struct mps_fw_event_work *fw_event) 174 { 175 176 free(fw_event->event_data, M_MPT2); 177 free(fw_event, M_MPT2); 178 } 179 180 /** 181 * _mps_fw_work - delayed task for processing firmware events 182 * @sc: per adapter object 183 * @fw_event: The fw_event_work object 184 * Context: user. 185 * 186 * Return nothing. 187 */ 188 static void 189 mpssas_fw_work(struct mps_softc *sc, struct mps_fw_event_work *fw_event) 190 { 191 struct mpssas_softc *sassc; 192 sassc = sc->sassc; 193 194 mps_dprint(sc, MPS_INFO, "(%d)->(%s) Working on Event: [%x]\n", 195 event_count++,__func__,fw_event->event); 196 switch (fw_event->event) { 197 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: 198 { 199 MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *data; 200 MPI2_EVENT_SAS_TOPO_PHY_ENTRY *phy; 201 int i; 202 203 data = (MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *) 204 fw_event->event_data; 205 206 mps_mapping_topology_change_event(sc, fw_event->event_data); 207 208 for (i = 0; i < data->NumEntries; i++) { 209 phy = &data->PHY[i]; 210 switch (phy->PhyStatus & MPI2_EVENT_SAS_TOPO_RC_MASK) { 211 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: 212 if (mpssas_add_device(sc, 213 phy->AttachedDevHandle, phy->LinkRate)){ 214 printf("%s: failed to add device with " 215 "handle 0x%x\n", __func__, 216 phy->AttachedDevHandle); 217 mpssas_prepare_remove(sassc, phy-> 218 AttachedDevHandle); 219 } 220 break; 221 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: 222 mpssas_prepare_remove(sassc, phy-> 223 AttachedDevHandle); 224 break; 225 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: 226 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE: 227 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING: 228 default: 229 break; 230 } 231 } 232 /* 233 * refcount was incremented for this event in 234 * mpssas_evt_handler. Decrement it here because the event has 235 * been processed. 236 */ 237 mpssas_startup_decrement(sassc); 238 break; 239 } 240 case MPI2_EVENT_SAS_DISCOVERY: 241 { 242 MPI2_EVENT_DATA_SAS_DISCOVERY *data; 243 244 data = (MPI2_EVENT_DATA_SAS_DISCOVERY *)fw_event->event_data; 245 246 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_STARTED) 247 mps_dprint(sc, MPS_TRACE,"SAS discovery start event\n"); 248 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_COMPLETED) { 249 mps_dprint(sc, MPS_TRACE,"SAS discovery stop event\n"); 250 sassc->flags &= ~MPSSAS_IN_DISCOVERY; 251 mpssas_discovery_end(sassc); 252 } 253 break; 254 } 255 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: 256 { 257 Mpi2EventDataSasEnclDevStatusChange_t *data; 258 data = (Mpi2EventDataSasEnclDevStatusChange_t *) 259 fw_event->event_data; 260 mps_mapping_enclosure_dev_status_change_event(sc, 261 fw_event->event_data); 262 break; 263 } 264 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: 265 { 266 Mpi2EventIrConfigElement_t *element; 267 int i; 268 u8 foreign_config; 269 Mpi2EventDataIrConfigChangeList_t *event_data; 270 struct mpssas_target *targ; 271 unsigned int id; 272 273 event_data = fw_event->event_data; 274 foreign_config = (le32toh(event_data->Flags) & 275 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; 276 277 element = 278 (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; 279 id = mps_mapping_get_raid_id_from_handle 280 (sc, element->VolDevHandle); 281 282 mps_mapping_ir_config_change_event(sc, event_data); 283 284 for (i = 0; i < event_data->NumElements; i++, element++) { 285 switch (element->ReasonCode) { 286 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: 287 case MPI2_EVENT_IR_CHANGE_RC_ADDED: 288 if (!foreign_config) { 289 if (mpssas_volume_add(sc, le16toh(element->VolDevHandle))){ 290 printf("%s: failed to add RAID " 291 "volume with handle 0x%x\n", 292 __func__, le16toh(element-> 293 VolDevHandle)); 294 } 295 } 296 break; 297 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: 298 case MPI2_EVENT_IR_CHANGE_RC_REMOVED: 299 /* 300 * Rescan after volume is deleted or removed. 301 */ 302 if (!foreign_config) { 303 if (id == MPS_MAP_BAD_ID) { 304 printf("%s: could not get ID " 305 "for volume with handle " 306 "0x%04x\n", __func__, 307 element->VolDevHandle); 308 break; 309 } 310 311 targ = &sassc->targets[id]; 312 targ->handle = 0x0; 313 targ->encl_slot = 0x0; 314 targ->encl_handle = 0x0; 315 targ->exp_dev_handle = 0x0; 316 targ->phy_num = 0x0; 317 targ->linkrate = 0x0; 318 mpssas_rescan_target(sc, targ); 319 printf("RAID target id 0x%x removed\n", 320 targ->tid); 321 } 322 break; 323 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: 324 case MPI2_EVENT_IR_CHANGE_RC_HIDE: 325 /* 326 * Phys Disk of a volume has been created. Hide 327 * it from the OS. 328 */ 329 targ = mpssas_find_target_by_handle(sassc, 0, element->PhysDiskDevHandle); 330 if (targ == NULL) 331 break; 332 333 targ->flags |= MPS_TARGET_FLAGS_RAID_COMPONENT; 334 mpssas_rescan_target(sc, targ); 335 336 break; 337 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: 338 /* 339 * Phys Disk of a volume has been deleted. 340 * Expose it to the OS. 341 */ 342 if (mpssas_add_device(sc, 343 element->PhysDiskDevHandle, 0)){ 344 printf("%s: failed to add device with " 345 "handle 0x%x\n", __func__, 346 element->PhysDiskDevHandle); 347 mpssas_prepare_remove(sassc, element-> 348 PhysDiskDevHandle); 349 } 350 break; 351 } 352 } 353 /* 354 * refcount was incremented for this event in 355 * mpssas_evt_handler. Decrement it here because the event has 356 * been processed. 357 */ 358 mpssas_startup_decrement(sassc); 359 break; 360 } 361 case MPI2_EVENT_IR_VOLUME: 362 { 363 Mpi2EventDataIrVolume_t *event_data = fw_event->event_data; 364 365 /* 366 * Informational only. 367 */ 368 mps_dprint(sc, MPS_INFO, "Received IR Volume event:\n"); 369 switch (event_data->ReasonCode) { 370 case MPI2_EVENT_IR_VOLUME_RC_SETTINGS_CHANGED: 371 mps_dprint(sc, MPS_INFO, " Volume Settings " 372 "changed from 0x%x to 0x%x for Volome with " 373 "handle 0x%x", event_data->PreviousValue, 374 event_data->NewValue, 375 event_data->VolDevHandle); 376 break; 377 case MPI2_EVENT_IR_VOLUME_RC_STATUS_FLAGS_CHANGED: 378 mps_dprint(sc, MPS_INFO, " Volume Status " 379 "changed from 0x%x to 0x%x for Volome with " 380 "handle 0x%x", event_data->PreviousValue, 381 event_data->NewValue, 382 event_data->VolDevHandle); 383 break; 384 case MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED: 385 mps_dprint(sc, MPS_INFO, " Volume State " 386 "changed from 0x%x to 0x%x for Volome with " 387 "handle 0x%x", event_data->PreviousValue, 388 event_data->NewValue, 389 event_data->VolDevHandle); 390 u32 state; 391 struct mpssas_target *targ; 392 state = le32toh(event_data->NewValue); 393 switch (state) { 394 case MPI2_RAID_VOL_STATE_MISSING: 395 case MPI2_RAID_VOL_STATE_FAILED: 396 mpssas_prepare_volume_remove(sassc, event_data-> 397 VolDevHandle); 398 break; 399 400 case MPI2_RAID_VOL_STATE_ONLINE: 401 case MPI2_RAID_VOL_STATE_DEGRADED: 402 case MPI2_RAID_VOL_STATE_OPTIMAL: 403 targ = mpssas_find_target_by_handle(sassc, 0, event_data->VolDevHandle); 404 if (targ) { 405 printf("%s %d: Volume handle 0x%x is already added \n", 406 __func__, __LINE__ , event_data->VolDevHandle); 407 break; 408 } 409 if (mpssas_volume_add(sc, le16toh(event_data->VolDevHandle))) { 410 printf("%s: failed to add RAID " 411 "volume with handle 0x%x\n", 412 __func__, le16toh(event_data-> 413 VolDevHandle)); 414 } 415 break; 416 default: 417 break; 418 } 419 break; 420 default: 421 break; 422 } 423 break; 424 } 425 case MPI2_EVENT_IR_PHYSICAL_DISK: 426 { 427 Mpi2EventDataIrPhysicalDisk_t *event_data = 428 fw_event->event_data; 429 struct mpssas_target *targ; 430 431 /* 432 * Informational only. 433 */ 434 mps_dprint(sc, MPS_INFO, "Received IR Phys Disk event:\n"); 435 switch (event_data->ReasonCode) { 436 case MPI2_EVENT_IR_PHYSDISK_RC_SETTINGS_CHANGED: 437 mps_dprint(sc, MPS_INFO, " Phys Disk Settings " 438 "changed from 0x%x to 0x%x for Phys Disk Number " 439 "%d and handle 0x%x at Enclosure handle 0x%x, Slot " 440 "%d\n", event_data->PreviousValue, 441 event_data->NewValue, event_data->PhysDiskNum, 442 event_data->PhysDiskDevHandle, 443 event_data->EnclosureHandle, event_data->Slot); 444 break; 445 case MPI2_EVENT_IR_PHYSDISK_RC_STATUS_FLAGS_CHANGED: 446 mps_dprint(sc, MPS_INFO, " Phys Disk Status changed " 447 "from 0x%x to 0x%x for Phys Disk Number %d and " 448 "handle 0x%x at Enclosure handle 0x%x, Slot %d\n", 449 event_data->PreviousValue, event_data->NewValue, 450 event_data->PhysDiskNum, 451 event_data->PhysDiskDevHandle, 452 event_data->EnclosureHandle, event_data->Slot); 453 break; 454 case MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED: 455 mps_dprint(sc, MPS_INFO, " Phys Disk State changed " 456 "from 0x%x to 0x%x for Phys Disk Number %d and " 457 "handle 0x%x at Enclosure handle 0x%x, Slot %d\n", 458 event_data->PreviousValue, event_data->NewValue, 459 event_data->PhysDiskNum, 460 event_data->PhysDiskDevHandle, 461 event_data->EnclosureHandle, event_data->Slot); 462 switch (event_data->NewValue) { 463 case MPI2_RAID_PD_STATE_ONLINE: 464 case MPI2_RAID_PD_STATE_DEGRADED: 465 case MPI2_RAID_PD_STATE_REBUILDING: 466 case MPI2_RAID_PD_STATE_OPTIMAL: 467 case MPI2_RAID_PD_STATE_HOT_SPARE: 468 targ = mpssas_find_target_by_handle(sassc, 0, 469 event_data->PhysDiskDevHandle); 470 if (targ) { 471 targ->flags |= MPS_TARGET_FLAGS_RAID_COMPONENT; 472 printf("%s %d: Found Target for handle 0x%x. \n", 473 __func__, __LINE__ , event_data->PhysDiskDevHandle); 474 } 475 break; 476 case MPI2_RAID_PD_STATE_OFFLINE: 477 case MPI2_RAID_PD_STATE_NOT_CONFIGURED: 478 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: 479 default: 480 targ = mpssas_find_target_by_handle(sassc, 0, 481 event_data->PhysDiskDevHandle); 482 if (targ) { 483 targ->flags |= ~MPS_TARGET_FLAGS_RAID_COMPONENT; 484 printf("%s %d: Found Target for handle 0x%x. \n", 485 __func__, __LINE__ , event_data->PhysDiskDevHandle); 486 } 487 break; 488 } 489 default: 490 break; 491 } 492 break; 493 } 494 case MPI2_EVENT_IR_OPERATION_STATUS: 495 { 496 Mpi2EventDataIrOperationStatus_t *event_data = 497 fw_event->event_data; 498 499 /* 500 * Informational only. 501 */ 502 mps_dprint(sc, MPS_INFO, "Received IR Op Status event:\n"); 503 mps_dprint(sc, MPS_INFO, " RAID Operation of %d is %d " 504 "percent complete for Volume with handle 0x%x", 505 event_data->RAIDOperation, event_data->PercentComplete, 506 event_data->VolDevHandle); 507 break; 508 } 509 case MPI2_EVENT_LOG_ENTRY_ADDED: 510 { 511 pMpi2EventDataLogEntryAdded_t logEntry; 512 uint16_t logQualifier; 513 uint8_t logCode; 514 515 logEntry = (pMpi2EventDataLogEntryAdded_t)fw_event->event_data; 516 logQualifier = logEntry->LogEntryQualifier; 517 518 if (logQualifier == MPI2_WD_LOG_ENTRY) { 519 logCode = logEntry->LogData[0]; 520 521 switch (logCode) { 522 case MPI2_WD_SSD_THROTTLING: 523 printf("WarpDrive Warning: IO Throttling has " 524 "occurred in the WarpDrive subsystem. " 525 "Check WarpDrive documentation for " 526 "additional details\n"); 527 break; 528 case MPI2_WD_DRIVE_LIFE_WARN: 529 printf("WarpDrive Warning: Program/Erase " 530 "Cycles for the WarpDrive subsystem in " 531 "degraded range. Check WarpDrive " 532 "documentation for additional details\n"); 533 break; 534 case MPI2_WD_DRIVE_LIFE_DEAD: 535 printf("WarpDrive Fatal Error: There are no " 536 "Program/Erase Cycles for the WarpDrive " 537 "subsystem. The storage device will be in " 538 "read-only mode. Check WarpDrive " 539 "documentation for additional details\n"); 540 break; 541 case MPI2_WD_RAIL_MON_FAIL: 542 printf("WarpDrive Fatal Error: The Backup Rail " 543 "Monitor has failed on the WarpDrive " 544 "subsystem. Check WarpDrive documentation " 545 "for additional details\n"); 546 break; 547 default: 548 break; 549 } 550 } 551 break; 552 } 553 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: 554 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: 555 default: 556 mps_dprint(sc, MPS_TRACE,"Unhandled event 0x%0X\n", 557 fw_event->event); 558 break; 559 560 } 561 mps_dprint(sc, MPS_INFO, "(%d)->(%s) Event Free: [%x]\n",event_count,__func__, fw_event->event); 562 mpssas_fw_event_free(sc, fw_event); 563 } 564 565 void 566 mpssas_firmware_event_work(void *arg, int pending) 567 { 568 struct mps_fw_event_work *fw_event; 569 struct mps_softc *sc; 570 571 sc = (struct mps_softc *)arg; 572 mps_lock(sc); 573 while ((fw_event = TAILQ_FIRST(&sc->sassc->ev_queue)) != NULL) { 574 TAILQ_REMOVE(&sc->sassc->ev_queue, fw_event, ev_link); 575 mpssas_fw_work(sc, fw_event); 576 } 577 mps_unlock(sc); 578 } 579 580 static int 581 mpssas_add_device(struct mps_softc *sc, u16 handle, u8 linkrate){ 582 char devstring[80]; 583 struct mpssas_softc *sassc; 584 struct mpssas_target *targ; 585 Mpi2ConfigReply_t mpi_reply; 586 Mpi2SasDevicePage0_t config_page; 587 uint64_t sas_address, sata_sas_address; 588 uint64_t parent_sas_address = 0; 589 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags); 590 u32 device_info, parent_devinfo = 0; 591 unsigned int id; 592 int ret; 593 int error = 0; 594 595 sassc = sc->sassc; 596 mpssas_startup_increment(sassc); 597 if ((mps_config_get_sas_device_pg0(sc, &mpi_reply, &config_page, 598 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { 599 printf("%s: error reading SAS device page0\n", __func__); 600 error = ENXIO; 601 goto out; 602 } 603 604 device_info = le32toh(config_page.DeviceInfo); 605 606 if (((device_info & MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0) 607 && (config_page.ParentDevHandle != 0)) { 608 Mpi2ConfigReply_t tmp_mpi_reply; 609 Mpi2SasDevicePage0_t parent_config_page; 610 611 if ((mps_config_get_sas_device_pg0(sc, &tmp_mpi_reply, 612 &parent_config_page, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, 613 le16toh(config_page.ParentDevHandle)))) { 614 printf("%s: error reading SAS device %#x page0\n", 615 __func__, le16toh(config_page.ParentDevHandle)); 616 } else { 617 parent_sas_address = parent_config_page.SASAddress.High; 618 parent_sas_address = (parent_sas_address << 32) | 619 parent_config_page.SASAddress.Low; 620 parent_devinfo = le32toh(parent_config_page.DeviceInfo); 621 } 622 } 623 /* TODO Check proper endianess */ 624 sas_address = config_page.SASAddress.High; 625 sas_address = (sas_address << 32) | 626 config_page.SASAddress.Low; 627 628 if ((ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_MASK_MAPPING_MODE) 629 == MPI2_IOCPAGE8_FLAGS_DEVICE_PERSISTENCE_MAPPING) { 630 if (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) { 631 ret = mpssas_get_sas_address_for_sata_disk(sc, 632 &sata_sas_address, handle, device_info); 633 if (!ret) 634 id = mps_mapping_get_sas_id(sc, 635 sata_sas_address, handle); 636 else 637 id = mps_mapping_get_sas_id(sc, 638 sas_address, handle); 639 } else 640 id = mps_mapping_get_sas_id(sc, sas_address, 641 handle); 642 } else 643 id = mps_mapping_get_sas_id(sc, sas_address, handle); 644 645 if (id == MPS_MAP_BAD_ID) { 646 printf("failure at %s:%d/%s()! Could not get ID for device " 647 "with handle 0x%04x\n", __FILE__, __LINE__, __func__, 648 handle); 649 error = ENXIO; 650 goto out; 651 } 652 mps_dprint(sc, MPS_INFO, "SAS Address from SAS device page0 = %jx\n", 653 sas_address); 654 targ = &sassc->targets[id]; 655 targ->devinfo = device_info; 656 targ->devname = le32toh(config_page.DeviceName.High); 657 targ->devname = (targ->devname << 32) | 658 le32toh(config_page.DeviceName.Low); 659 targ->encl_handle = le16toh(config_page.EnclosureHandle); 660 targ->encl_slot = le16toh(config_page.Slot); 661 targ->handle = handle; 662 targ->parent_handle = le16toh(config_page.ParentDevHandle); 663 targ->sasaddr = mps_to_u64(&config_page.SASAddress); 664 targ->parent_sasaddr = le64toh(parent_sas_address); 665 targ->parent_devinfo = parent_devinfo; 666 targ->tid = id; 667 targ->linkrate = (linkrate>>4); 668 targ->flags = 0; 669 TAILQ_INIT(&targ->commands); 670 TAILQ_INIT(&targ->timedout_commands); 671 SLIST_INIT(&targ->luns); 672 mps_describe_devinfo(targ->devinfo, devstring, 80); 673 mps_dprint(sc, MPS_INFO, "Found device <%s> <%s> <0x%04x> <%d/%d>\n", devstring, 674 mps_describe_table(mps_linkrate_names, targ->linkrate), 675 targ->handle, targ->encl_handle, targ->encl_slot); 676 if ((sassc->flags & MPSSAS_IN_STARTUP) == 0) 677 mpssas_rescan_target(sc, targ); 678 mps_dprint(sc, MPS_INFO, "Target id 0x%x added\n", targ->tid); 679 out: 680 mpssas_startup_decrement(sassc); 681 return (error); 682 683 } 684 685 int 686 mpssas_get_sas_address_for_sata_disk(struct mps_softc *sc, 687 u64 *sas_address, u16 handle, u32 device_info) 688 { 689 Mpi2SataPassthroughReply_t mpi_reply; 690 int i, rc, try_count; 691 u32 *bufferptr; 692 union _sata_sas_address hash_address; 693 struct _ata_identify_device_data ata_identify; 694 u8 buffer[MPT2SAS_MN_LEN + MPT2SAS_SN_LEN]; 695 u32 ioc_status; 696 u8 sas_status; 697 698 memset(&ata_identify, 0, sizeof(ata_identify)); 699 try_count = 0; 700 do { 701 rc = mpssas_get_sata_identify(sc, handle, &mpi_reply, 702 (char *)&ata_identify, sizeof(ata_identify), device_info); 703 try_count++; 704 ioc_status = le16toh(mpi_reply.IOCStatus) 705 & MPI2_IOCSTATUS_MASK; 706 sas_status = mpi_reply.SASStatus; 707 } while ((rc == -EAGAIN || ioc_status || sas_status) && 708 (try_count < 5)); 709 710 if (rc == 0 && !ioc_status && !sas_status) { 711 mps_dprint(sc, MPS_INFO, "%s: got SATA identify successfully " 712 "for handle = 0x%x with try_count = %d\n", 713 __func__, handle, try_count); 714 } else { 715 mps_dprint(sc, MPS_INFO, "%s: handle = 0x%x failed\n", 716 __func__, handle); 717 return -1; 718 } 719 /* Copy & byteswap the 40 byte model number to a buffer */ 720 for (i = 0; i < MPT2SAS_MN_LEN; i += 2) { 721 buffer[i] = ((u8 *)ata_identify.model_number)[i + 1]; 722 buffer[i + 1] = ((u8 *)ata_identify.model_number)[i]; 723 } 724 /* Copy & byteswap the 20 byte serial number to a buffer */ 725 for (i = 0; i < MPT2SAS_SN_LEN; i += 2) { 726 buffer[MPT2SAS_MN_LEN + i] = 727 ((u8 *)ata_identify.serial_number)[i + 1]; 728 buffer[MPT2SAS_MN_LEN + i + 1] = 729 ((u8 *)ata_identify.serial_number)[i]; 730 } 731 bufferptr = (u32 *)buffer; 732 /* There are 60 bytes to hash down to 8. 60 isn't divisible by 8, 733 * so loop through the first 56 bytes (7*8), 734 * and then add in the last dword. 735 */ 736 hash_address.word.low = 0; 737 hash_address.word.high = 0; 738 for (i = 0; (i < ((MPT2SAS_MN_LEN+MPT2SAS_SN_LEN)/8)); i++) { 739 hash_address.word.low += *bufferptr; 740 bufferptr++; 741 hash_address.word.high += *bufferptr; 742 bufferptr++; 743 } 744 /* Add the last dword */ 745 hash_address.word.low += *bufferptr; 746 /* Make sure the hash doesn't start with 5, because it could clash 747 * with a SAS address. Change 5 to a D. 748 */ 749 if ((hash_address.word.high & 0x000000F0) == (0x00000050)) 750 hash_address.word.high |= 0x00000080; 751 *sas_address = (u64)hash_address.wwid[0] << 56 | 752 (u64)hash_address.wwid[1] << 48 | (u64)hash_address.wwid[2] << 40 | 753 (u64)hash_address.wwid[3] << 32 | (u64)hash_address.wwid[4] << 24 | 754 (u64)hash_address.wwid[5] << 16 | (u64)hash_address.wwid[6] << 8 | 755 (u64)hash_address.wwid[7]; 756 return 0; 757 } 758 759 static int 760 mpssas_get_sata_identify(struct mps_softc *sc, u16 handle, 761 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, u32 devinfo) 762 { 763 Mpi2SataPassthroughRequest_t *mpi_request; 764 Mpi2SataPassthroughReply_t *reply; 765 struct mps_command *cm; 766 char *buffer; 767 int error = 0; 768 769 buffer = malloc( sz, M_MPT2, M_NOWAIT | M_ZERO); 770 if (!buffer) 771 return ENOMEM; 772 773 if ((cm = mps_alloc_command(sc)) == NULL) 774 return (EBUSY); 775 mpi_request = (MPI2_SATA_PASSTHROUGH_REQUEST *)cm->cm_req; 776 bzero(mpi_request,sizeof(MPI2_SATA_PASSTHROUGH_REQUEST)); 777 mpi_request->Function = MPI2_FUNCTION_SATA_PASSTHROUGH; 778 mpi_request->VF_ID = 0; 779 mpi_request->DevHandle = htole16(handle); 780 mpi_request->PassthroughFlags = (MPI2_SATA_PT_REQ_PT_FLAGS_PIO | 781 MPI2_SATA_PT_REQ_PT_FLAGS_READ); 782 mpi_request->DataLength = htole32(sz); 783 mpi_request->CommandFIS[0] = 0x27; 784 mpi_request->CommandFIS[1] = 0x80; 785 mpi_request->CommandFIS[2] = (devinfo & 786 MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? 0xA1 : 0xEC; 787 cm->cm_sge = &mpi_request->SGL; 788 cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION); 789 cm->cm_flags = MPS_CM_FLAGS_SGE_SIMPLE | MPS_CM_FLAGS_DATAIN; 790 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 791 cm->cm_data = buffer; 792 cm->cm_length = htole32(sz); 793 error = mps_request_polled(sc, cm); 794 reply = (Mpi2SataPassthroughReply_t *)cm->cm_reply; 795 if (error || (reply == NULL)) { 796 /* FIXME */ 797 /* If the poll returns error then we need to do diag reset */ 798 printf("%s: poll for page completed with error %d", 799 __func__, error); 800 error = ENXIO; 801 goto out; 802 } 803 bcopy(buffer, id_buffer, sz); 804 bcopy(reply, mpi_reply, sizeof(Mpi2SataPassthroughReply_t)); 805 if ((reply->IOCStatus & MPI2_IOCSTATUS_MASK) != 806 MPI2_IOCSTATUS_SUCCESS) { 807 printf("%s: error reading SATA PASSTHRU; iocstatus = 0x%x\n", 808 __func__, reply->IOCStatus); 809 error = ENXIO; 810 goto out; 811 } 812 out: 813 mps_free_command(sc, cm); 814 free(buffer, M_MPT2); 815 return (error); 816 } 817 818 static int 819 mpssas_volume_add(struct mps_softc *sc, u16 handle) 820 { 821 struct mpssas_softc *sassc; 822 struct mpssas_target *targ; 823 u64 wwid; 824 unsigned int id; 825 int error = 0; 826 827 sassc = sc->sassc; 828 mpssas_startup_increment(sassc); 829 mps_config_get_volume_wwid(sc, handle, &wwid); 830 if (!wwid) { 831 printf("%s: invalid WWID; cannot add volume to mapping table\n", 832 __func__); 833 error = ENXIO; 834 goto out; 835 } 836 837 id = mps_mapping_get_raid_id(sc, wwid, handle); 838 if (id == MPS_MAP_BAD_ID) { 839 printf("%s: could not get ID for volume with handle 0x%04x and " 840 "WWID 0x%016llx\n", __func__, handle, 841 (unsigned long long)wwid); 842 error = ENXIO; 843 goto out; 844 } 845 846 targ = &sassc->targets[id]; 847 targ->tid = id; 848 targ->handle = handle; 849 targ->devname = wwid; 850 TAILQ_INIT(&targ->commands); 851 TAILQ_INIT(&targ->timedout_commands); 852 SLIST_INIT(&targ->luns); 853 if ((sassc->flags & MPSSAS_IN_STARTUP) == 0) 854 mpssas_rescan_target(sc, targ); 855 mps_dprint(sc, MPS_INFO, "RAID target id %d added (WWID = 0x%jx)\n", 856 targ->tid, wwid); 857 out: 858 mpssas_startup_decrement(sassc); 859 return (error); 860 } 861 862 /** 863 * mpssas_ir_shutdown - IR shutdown notification 864 * @sc: per adapter object 865 * 866 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that 867 * the host system is shutting down. 868 * 869 * Return nothing. 870 */ 871 void 872 mpssas_ir_shutdown(struct mps_softc *sc) 873 { 874 u16 volume_mapping_flags; 875 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags); 876 struct dev_mapping_table *mt_entry; 877 u32 start_idx, end_idx; 878 unsigned int id, found_volume = 0; 879 struct mps_command *cm; 880 Mpi2RaidActionRequest_t *action; 881 882 mps_dprint(sc, MPS_TRACE, "%s\n", __func__); 883 884 /* is IR firmware build loaded? */ 885 if (!sc->ir_firmware) 886 return; 887 888 /* are there any volumes? Look at IR target IDs. */ 889 // TODO-later, this should be looked up in the RAID config structure 890 // when it is implemented. 891 volume_mapping_flags = le16toh(sc->ioc_pg8.IRVolumeMappingFlags) & 892 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; 893 if (volume_mapping_flags == MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) { 894 start_idx = 0; 895 if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0) 896 start_idx = 1; 897 } else 898 start_idx = sc->max_devices - sc->max_volumes; 899 end_idx = start_idx + sc->max_volumes - 1; 900 901 for (id = start_idx; id < end_idx; id++) { 902 mt_entry = &sc->mapping_table[id]; 903 if ((mt_entry->physical_id != 0) && 904 (mt_entry->missing_count == 0)) { 905 found_volume = 1; 906 break; 907 } 908 } 909 910 if (!found_volume) 911 return; 912 913 if ((cm = mps_alloc_command(sc)) == NULL) { 914 printf("%s: command alloc failed\n", __func__); 915 return; 916 } 917 918 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req; 919 action->Function = MPI2_FUNCTION_RAID_ACTION; 920 action->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; 921 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 922 mps_lock(sc); 923 mps_request_polled(sc, cm); 924 mps_unlock(sc); 925 926 /* 927 * Don't check for reply, just leave. 928 */ 929 if (cm) 930 mps_free_command(sc, cm); 931 } 932