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sys/dev/raid/mps/mps_sas_lsi.c
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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 * $FreeBSD: src/sys/dev/mps/mps_sas_lsi.c,v 1.1 2012/01/26 18:17:21 ken Exp $ 29 */ 30 31 /* Communications core for LSI MPT2 */ 32 33 /* TODO Move headers to mpsvar */ 34 #include <sys/types.h> 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/kernel.h> 38 #include <sys/module.h> 39 #include <sys/bus.h> 40 #include <sys/conf.h> 41 #include <sys/eventhandler.h> 42 #include <sys/bio.h> 43 #include <sys/malloc.h> 44 #include <sys/uio.h> 45 #include <sys/sysctl.h> 46 #include <sys/endian.h> 47 #include <sys/queue.h> 48 #include <sys/kthread.h> 49 #include <sys/taskqueue.h> 50 #include <sys/sbuf.h> 51 52 #include <sys/rman.h> 53 54 #include <machine/stdarg.h> 55 56 #include <bus/cam/cam.h> 57 #include <bus/cam/cam_ccb.h> 58 #include <bus/cam/cam_debug.h> 59 #include <bus/cam/cam_sim.h> 60 #include <bus/cam/cam_xpt_sim.h> 61 #include <bus/cam/cam_xpt_periph.h> 62 #include <bus/cam/cam_periph.h> 63 #include <bus/cam/scsi/scsi_all.h> 64 #include <bus/cam/scsi/scsi_message.h> 65 66 #include <dev/raid/mps/mpi/mpi2_type.h> 67 #include <dev/raid/mps/mpi/mpi2.h> 68 #include <dev/raid/mps/mpi/mpi2_ioc.h> 69 #include <dev/raid/mps/mpi/mpi2_sas.h> 70 #include <dev/raid/mps/mpi/mpi2_cnfg.h> 71 #include <dev/raid/mps/mpi/mpi2_init.h> 72 #include <dev/raid/mps/mpi/mpi2_raid.h> 73 #include <dev/raid/mps/mpi/mpi2_tool.h> 74 #include <dev/raid/mps/mps_ioctl.h> 75 #include <dev/raid/mps/mpsvar.h> 76 #include <dev/raid/mps/mps_table.h> 77 #include <dev/raid/mps/mps_sas.h> 78 79 /* For Hashed SAS Address creation for SATA Drives */ 80 #define MPT2SAS_SN_LEN 20 81 #define MPT2SAS_MN_LEN 40 82 83 struct mps_fw_event_work { 84 u16 event; 85 void *event_data; 86 TAILQ_ENTRY(mps_fw_event_work) ev_link; 87 }; 88 89 union _sata_sas_address { 90 u8 wwid[8]; 91 struct { 92 u32 high; 93 u32 low; 94 } word; 95 }; 96 97 /* 98 * define the IDENTIFY DEVICE structure 99 */ 100 struct _ata_identify_device_data { 101 u16 reserved1[10]; /* 0-9 */ 102 u16 serial_number[10]; /* 10-19 */ 103 u16 reserved2[7]; /* 20-26 */ 104 u16 model_number[20]; /* 27-46*/ 105 u16 reserved3[209]; /* 47-255*/ 106 }; 107 108 static u32 event_count; 109 110 static void mpssas_fw_work(struct mps_softc *sc, 111 struct mps_fw_event_work *fw_event); 112 static void mpssas_fw_event_free(struct mps_softc *, 113 struct mps_fw_event_work *); 114 static int mpssas_add_device(struct mps_softc *sc, u16 handle, u8 linkrate); 115 static int mpssas_get_sata_identify(struct mps_softc *sc, u16 handle, 116 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, 117 u32 devinfo); 118 int mpssas_get_sas_address_for_sata_disk(struct mps_softc *sc, 119 u64 *sas_address, u16 handle, u32 device_info); 120 static int mpssas_volume_add(struct mps_softc *sc, 121 u16 handle); 122 123 void 124 mpssas_evt_handler(struct mps_softc *sc, uintptr_t data, 125 MPI2_EVENT_NOTIFICATION_REPLY *event) 126 { 127 struct mps_fw_event_work *fw_event; 128 u16 sz; 129 130 mps_dprint(sc, MPS_TRACE, "%s\n", __func__); 131 mps_print_evt_sas(sc, event); 132 mpssas_record_event(sc, event); 133 134 fw_event = kmalloc(sizeof(struct mps_fw_event_work), M_MPT2, 135 M_ZERO|M_INTWAIT); 136 if (!fw_event) { 137 kprintf("%s: allocate failed for fw_event\n", __func__); 138 return; 139 } 140 sz = le16toh(event->EventDataLength) * 4; 141 fw_event->event_data = kmalloc(sz, M_MPT2, M_ZERO|M_INTWAIT); 142 if (!fw_event->event_data) { 143 kprintf("%s: allocate failed for event_data\n", __func__); 144 kfree(fw_event, M_MPT2); 145 return; 146 } 147 148 bcopy(event->EventData, fw_event->event_data, sz); 149 fw_event->event = event->Event; 150 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || 151 event->Event == MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE || 152 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 153 sc->track_mapping_events) 154 sc->pending_map_events++; 155 156 /* 157 * When wait_for_port_enable flag is set, make sure that all the events 158 * are processed. Increment the startup_refcount and decrement it after 159 * events are processed. 160 */ 161 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || 162 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 163 sc->wait_for_port_enable) 164 mpssas_startup_increment(sc->sassc); 165 166 TAILQ_INSERT_TAIL(&sc->sassc->ev_queue, fw_event, ev_link); 167 taskqueue_enqueue(sc->sassc->ev_tq, &sc->sassc->ev_task); 168 169 } 170 171 static void 172 mpssas_fw_event_free(struct mps_softc *sc, struct mps_fw_event_work *fw_event) 173 { 174 175 kfree(fw_event->event_data, M_MPT2); 176 kfree(fw_event, M_MPT2); 177 } 178 179 /** 180 * _mps_fw_work - delayed task for processing firmware events 181 * @sc: per adapter object 182 * @fw_event: The fw_event_work object 183 * Context: user. 184 * 185 * Return nothing. 186 */ 187 static void 188 mpssas_fw_work(struct mps_softc *sc, struct mps_fw_event_work *fw_event) 189 { 190 struct mpssas_softc *sassc; 191 sassc = sc->sassc; 192 193 mps_dprint(sc, MPS_INFO, "(%d)->(%s) Working on Event: [%x]\n", 194 event_count++,__func__,fw_event->event); 195 196 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 kprintf("%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, data); 261 break; 262 } 263 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: 264 { 265 Mpi2EventIrConfigElement_t *element; 266 int i; 267 u8 foreign_config; 268 Mpi2EventDataIrConfigChangeList_t *event_data; 269 struct mpssas_target *targ; 270 unsigned int id; 271 272 event_data = fw_event->event_data; 273 foreign_config = (le32toh(event_data->Flags) & 274 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; 275 276 element = 277 (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; 278 id = mps_mapping_get_raid_id_from_handle 279 (sc, element->VolDevHandle); 280 281 mps_mapping_ir_config_change_event(sc, event_data); 282 283 for (i = 0; i < event_data->NumElements; i++, element++) { 284 switch (element->ReasonCode) { 285 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: 286 case MPI2_EVENT_IR_CHANGE_RC_ADDED: 287 if (!foreign_config) { 288 if (mpssas_volume_add(sc, le16toh(element->VolDevHandle))) { 289 kprintf("%s: failed to add RAID " 290 "volume with handle 0x%x\n", 291 __func__, le16toh(element-> 292 VolDevHandle)); 293 } 294 } 295 break; 296 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: 297 case MPI2_EVENT_IR_CHANGE_RC_REMOVED: 298 /* 299 * Rescan after volume is deleted or removed. 300 */ 301 if (!foreign_config) { 302 if (id == MPS_MAP_BAD_ID) { 303 kprintf("%s: could not get ID " 304 "for volume with handle " 305 "0x%04x\n", __func__, 306 element->VolDevHandle); 307 break; 308 } 309 310 targ = &sassc->targets[id]; 311 targ->handle = 0x0; 312 targ->encl_slot = 0x0; 313 targ->encl_handle = 0x0; 314 targ->exp_dev_handle = 0x0; 315 targ->phy_num = 0x0; 316 targ->linkrate = 0x0; 317 mpssas_rescan_target(sc, targ); 318 kprintf("RAID target id 0x%x removed\n", 319 targ->tid); 320 } 321 break; 322 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: 323 case MPI2_EVENT_IR_CHANGE_RC_HIDE: 324 /* 325 * Phys Disk of a volume has been created. Hide 326 * it from the OS. 327 */ 328 targ = mpssas_find_target_by_handle(sassc, 0, element->PhysDiskDevHandle); 329 if (targ == NULL) 330 break; 331 targ->flags |= MPS_TARGET_FLAGS_RAID_COMPONENT; 332 mpssas_rescan_target(sc, targ); 333 break; 334 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: 335 /* 336 * Phys Disk of a volume has been deleted. 337 * Expose it to the OS. 338 */ 339 if (mpssas_add_device(sc, 340 element->PhysDiskDevHandle, 0)){ 341 kprintf("%s: failed to add device with " 342 "handle 0x%x\n", __func__, 343 element->PhysDiskDevHandle); 344 mpssas_prepare_remove(sassc, element-> 345 PhysDiskDevHandle); 346 } 347 break; 348 } 349 } 350 /* 351 * refcount was incremented for this event in 352 * mpssas_evt_handler. Decrement it here because the event has 353 * been processed. 354 */ 355 mpssas_startup_decrement(sassc); 356 break; 357 } 358 case MPI2_EVENT_IR_VOLUME: 359 { 360 Mpi2EventDataIrVolume_t *event_data = fw_event->event_data; 361 362 /* 363 * Informational only. 364 */ 365 mps_dprint(sc, MPS_INFO, "Received IR Volume event:\n"); 366 switch (event_data->ReasonCode) { 367 case MPI2_EVENT_IR_VOLUME_RC_SETTINGS_CHANGED: 368 mps_dprint(sc, MPS_INFO, " Volume Settings " 369 "changed from 0x%x to 0x%x for Volome with " 370 "handle 0x%x", event_data->PreviousValue, 371 event_data->NewValue, 372 event_data->VolDevHandle); 373 break; 374 case MPI2_EVENT_IR_VOLUME_RC_STATUS_FLAGS_CHANGED: 375 mps_dprint(sc, MPS_INFO, " Volume Status " 376 "changed from 0x%x to 0x%x for Volome with " 377 "handle 0x%x", event_data->PreviousValue, 378 event_data->NewValue, 379 event_data->VolDevHandle); 380 break; 381 case MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED: 382 mps_dprint(sc, MPS_INFO, " Volume State " 383 "changed from 0x%x to 0x%x for Volome with " 384 "handle 0x%x", event_data->PreviousValue, 385 event_data->NewValue, 386 event_data->VolDevHandle); 387 u32 state; 388 struct mpssas_target *targ; 389 390 state = le32toh(event_data->NewValue); 391 switch (state) { 392 case MPI2_RAID_VOL_STATE_MISSING: 393 case MPI2_RAID_VOL_STATE_FAILED: 394 mpssas_prepare_volume_remove(sassc, 395 event_data->VolDevHandle); 396 break; 397 case MPI2_RAID_VOL_STATE_ONLINE: 398 case MPI2_RAID_VOL_STATE_DEGRADED: 399 case MPI2_RAID_VOL_STATE_OPTIMAL: 400 targ = mpssas_find_target_by_handle(sassc, 0, event_data->VolDevHandle); 401 if (targ) { 402 kprintf("%s %d: Volume handle 0x%x is already added \n", 403 __func__, __LINE__ , event_data->VolDevHandle); 404 break; 405 } 406 if (mpssas_volume_add(sc, le16toh(event_data->VolDevHandle))) { 407 kprintf("%s: failed to add RAID " 408 "volume with handle 0x%x\n", 409 __func__, le16toh(event_data-> 410 VolDevHandle)); 411 } 412 break; 413 default: 414 break; 415 } 416 break; 417 default: 418 break; 419 } 420 break; 421 } 422 case MPI2_EVENT_IR_PHYSICAL_DISK: 423 { 424 Mpi2EventDataIrPhysicalDisk_t *event_data = 425 fw_event->event_data; 426 struct mpssas_target *targ; 427 428 /* 429 * Informational only. 430 */ 431 mps_dprint(sc, MPS_INFO, "Received IR Phys Disk event:\n"); 432 switch (event_data->ReasonCode) { 433 case MPI2_EVENT_IR_PHYSDISK_RC_SETTINGS_CHANGED: 434 mps_dprint(sc, MPS_INFO, " Phys Disk Settings " 435 "changed from 0x%x to 0x%x for Phys Disk Number " 436 "%d and handle 0x%x at Enclosure handle 0x%x, Slot " 437 "%d\n", event_data->PreviousValue, 438 event_data->NewValue, event_data->PhysDiskNum, 439 event_data->PhysDiskDevHandle, 440 event_data->EnclosureHandle, event_data->Slot); 441 break; 442 case MPI2_EVENT_IR_PHYSDISK_RC_STATUS_FLAGS_CHANGED: 443 mps_dprint(sc, MPS_INFO, " Phys Disk Status changed " 444 "from 0x%x to 0x%x for Phys Disk Number %d and " 445 "handle 0x%x at Enclosure handle 0x%x, Slot %d\n", 446 event_data->PreviousValue, event_data->NewValue, 447 event_data->PhysDiskNum, 448 event_data->PhysDiskDevHandle, 449 event_data->EnclosureHandle, event_data->Slot); 450 break; 451 case MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED: 452 mps_dprint(sc, MPS_INFO, " Phys Disk State changed " 453 "from 0x%x to 0x%x for Phys Disk Number %d and " 454 "handle 0x%x at Enclosure handle 0x%x, Slot %d\n", 455 event_data->PreviousValue, event_data->NewValue, 456 event_data->PhysDiskNum, 457 event_data->PhysDiskDevHandle, 458 event_data->EnclosureHandle, event_data->Slot); 459 switch (event_data->NewValue) { 460 case MPI2_RAID_PD_STATE_ONLINE: 461 case MPI2_RAID_PD_STATE_DEGRADED: 462 case MPI2_RAID_PD_STATE_REBUILDING: 463 case MPI2_RAID_PD_STATE_OPTIMAL: 464 case MPI2_RAID_PD_STATE_HOT_SPARE: 465 targ = mpssas_find_target_by_handle(sassc, 0, 466 event_data->PhysDiskDevHandle); 467 if (targ) { 468 targ->flags |= MPS_TARGET_FLAGS_RAID_COMPONENT; 469 kprintf("%s %d: Found Target for handle 0x%x. \n", 470 __func__, __LINE__, 471 event_data->PhysDiskDevHandle); 472 } 473 break; 474 case MPI2_RAID_PD_STATE_OFFLINE: 475 case MPI2_RAID_PD_STATE_NOT_CONFIGURED: 476 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: 477 default: 478 targ = mpssas_find_target_by_handle(sassc, 0, 479 event_data->PhysDiskDevHandle); 480 if (targ) { 481 targ->flags |= ~MPS_TARGET_FLAGS_RAID_COMPONENT; 482 kprintf("%s %d: Found Target for handle 0x%x. \n", 483 __func__, __LINE__, 484 event_data->PhysDiskDevHandle); 485 } 486 break; 487 } 488 default: 489 break; 490 } 491 break; 492 } 493 case MPI2_EVENT_IR_OPERATION_STATUS: 494 { 495 Mpi2EventDataIrOperationStatus_t *event_data = 496 fw_event->event_data; 497 498 /* 499 * Informational only. 500 */ 501 mps_dprint(sc, MPS_INFO, "Received IR Op Status event:\n"); 502 mps_dprint(sc, MPS_INFO, " RAID Operation of %d is %d " 503 "percent complete for Volume with handle 0x%x", 504 event_data->RAIDOperation, event_data->PercentComplete, 505 event_data->VolDevHandle); 506 break; 507 } 508 case MPI2_EVENT_LOG_ENTRY_ADDED: 509 { 510 pMpi2EventDataLogEntryAdded_t logEntry; 511 uint16_t logQualifier; 512 uint8_t logCode; 513 514 logEntry = (pMpi2EventDataLogEntryAdded_t)fw_event->event_data; 515 logQualifier = logEntry->LogEntryQualifier; 516 517 if (logQualifier == MPI2_WD_LOG_ENTRY) { 518 logCode = logEntry->LogData[0]; 519 520 switch (logCode) { 521 case MPI2_WD_SSD_THROTTLING: 522 kprintf("WarpDrive Warning: IO Throttling has " 523 "occurred in the WarpDrive subsystem. " 524 "Check WarpDrive documentation for " 525 "additional details\n"); 526 break; 527 case MPI2_WD_DRIVE_LIFE_WARN: 528 kprintf("WarpDrive Warning: Program/Erase " 529 "Cycles for the WarpDrive subsystem in " 530 "degraded range. Check WarpDrive " 531 "documentation for additional details\n"); 532 break; 533 case MPI2_WD_DRIVE_LIFE_DEAD: 534 kprintf("WarpDrive Fatal Error: There are no " 535 "Program/Erase Cycles for the WarpDrive " 536 "subsystem. The storage device will be in " 537 "read-only mode. Check WarpDrive " 538 "documentation for additional details\n"); 539 break; 540 case MPI2_WD_RAIL_MON_FAIL: 541 kprintf("WarpDrive Fatal Error: The Backup Rail " 542 "Monitor has failed on the WarpDrive " 543 "subsystem. Check WarpDrive documentation " 544 "for additional details\n"); 545 break; 546 default: 547 break; 548 } 549 } 550 break; 551 } 552 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: 553 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: 554 default: 555 mps_dprint(sc, MPS_TRACE,"Unhandled event 0x%0X\n", 556 fw_event->event); 557 break; 558 559 } 560 mps_dprint(sc, MPS_INFO, "(%d)->(%s) Event Free: [%x]\n",event_count,__func__, fw_event->event); 561 mpssas_fw_event_free(sc, fw_event); 562 } 563 564 void 565 mpssas_firmware_event_work(void *arg, int pending) 566 { 567 struct mps_fw_event_work *fw_event; 568 struct mps_softc *sc; 569 570 sc = (struct mps_softc *)arg; 571 mps_lock(sc); 572 while ((fw_event = TAILQ_FIRST(&sc->sassc->ev_queue)) != NULL) { 573 TAILQ_REMOVE(&sc->sassc->ev_queue, fw_event, ev_link); 574 mpssas_fw_work(sc, fw_event); 575 } 576 mps_unlock(sc); 577 } 578 579 static int 580 mpssas_add_device(struct mps_softc *sc, u16 handle, u8 linkrate){ 581 char devstring[80]; 582 struct mpssas_softc *sassc; 583 struct mpssas_target *targ; 584 Mpi2ConfigReply_t mpi_reply; 585 Mpi2SasDevicePage0_t config_page; 586 uint64_t sas_address, sata_sas_address; 587 uint64_t parent_sas_address = 0; 588 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags); 589 u32 device_info, parent_devinfo = 0; 590 unsigned int id; 591 int ret; 592 int error = 0; 593 594 sassc = sc->sassc; 595 mpssas_startup_increment(sassc); 596 if ((mps_config_get_sas_device_pg0(sc, &mpi_reply, &config_page, 597 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { 598 kprintf("%s: error reading SAS device page0\n", __func__); 599 error = ENXIO; 600 goto out; 601 } 602 603 device_info = le32toh(config_page.DeviceInfo); 604 605 if (((device_info & MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0) 606 && (config_page.ParentDevHandle != 0)) { 607 Mpi2ConfigReply_t tmp_mpi_reply; 608 Mpi2SasDevicePage0_t parent_config_page; 609 610 if ((mps_config_get_sas_device_pg0(sc, &tmp_mpi_reply, 611 &parent_config_page, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, 612 le16toh(config_page.ParentDevHandle)))) { 613 kprintf("%s: error reading SAS device %#x page0\n", 614 __func__, le16toh(config_page.ParentDevHandle)); 615 } else { 616 parent_sas_address = parent_config_page.SASAddress.High; 617 parent_sas_address = (parent_sas_address << 32) | 618 parent_config_page.SASAddress.Low; 619 parent_devinfo = le32toh(parent_config_page.DeviceInfo); 620 } 621 } 622 /* TODO Check proper endianess */ 623 sas_address = config_page.SASAddress.High; 624 sas_address = (sas_address << 32) | 625 config_page.SASAddress.Low; 626 627 if ((ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_MASK_MAPPING_MODE) 628 == MPI2_IOCPAGE8_FLAGS_DEVICE_PERSISTENCE_MAPPING) { 629 if (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) { 630 ret = mpssas_get_sas_address_for_sata_disk(sc, 631 &sata_sas_address, handle, device_info); 632 if (!ret) 633 id = mps_mapping_get_sas_id(sc, 634 sata_sas_address, handle); 635 else 636 id = mps_mapping_get_sas_id(sc, 637 sas_address, handle); 638 } else 639 id = mps_mapping_get_sas_id(sc, sas_address, 640 handle); 641 } else 642 id = mps_mapping_get_sas_id(sc, sas_address, handle); 643 644 if (id == MPS_MAP_BAD_ID) { 645 kprintf("failure at %s:%d/%s()! Could not get ID for device " 646 "with handle 0x%04x\n", __FILE__, __LINE__, __func__, 647 handle); 648 error = ENXIO; 649 goto out; 650 } 651 mps_dprint(sc, MPS_INFO, "SAS Address from SAS device page0 = %jx\n", 652 sas_address); 653 targ = &sassc->targets[id]; 654 targ->devinfo = device_info; 655 targ->devname = le32toh(config_page.DeviceName.High); 656 targ->devname = (targ->devname << 32) | 657 le32toh(config_page.DeviceName.Low); 658 targ->encl_handle = le16toh(config_page.EnclosureHandle); 659 targ->encl_slot = le16toh(config_page.Slot); 660 targ->handle = handle; 661 targ->parent_handle = le16toh(config_page.ParentDevHandle); 662 targ->sasaddr = mps_to_u64(&config_page.SASAddress); 663 targ->parent_sasaddr = le64toh(parent_sas_address); 664 targ->parent_devinfo = parent_devinfo; 665 targ->tid = id; 666 targ->linkrate = (linkrate>>4); 667 targ->flags = 0; 668 TAILQ_INIT(&targ->commands); 669 TAILQ_INIT(&targ->timedout_commands); 670 SLIST_INIT(&targ->luns); 671 mps_describe_devinfo(targ->devinfo, devstring, 80); 672 mps_dprint(sc, MPS_INFO, "Found device <%s> <%s> <0x%04x> <%d/%d>\n", devstring, 673 mps_describe_table(mps_linkrate_names, targ->linkrate), 674 targ->handle, targ->encl_handle, targ->encl_slot); 675 if ((sassc->flags & MPSSAS_IN_STARTUP) == 0) 676 mpssas_rescan_target(sc, targ); 677 mps_dprint(sc, MPS_INFO, "Target id 0x%x added\n", targ->tid); 678 out: 679 mpssas_startup_decrement(sassc); 680 return (error); 681 682 } 683 684 int 685 mpssas_get_sas_address_for_sata_disk(struct mps_softc *sc, 686 u64 *sas_address, u16 handle, u32 device_info) 687 { 688 Mpi2SataPassthroughReply_t mpi_reply; 689 int i, rc, try_count; 690 u32 *bufferptr; 691 union _sata_sas_address hash_address; 692 struct _ata_identify_device_data ata_identify; 693 u8 buffer[MPT2SAS_MN_LEN + MPT2SAS_SN_LEN]; 694 u32 ioc_status; 695 u8 sas_status; 696 697 memset(&ata_identify, 0, sizeof(ata_identify)); 698 try_count = 0; 699 do { 700 rc = mpssas_get_sata_identify(sc, handle, &mpi_reply, 701 (char *)&ata_identify, sizeof(ata_identify), device_info); 702 try_count++; 703 ioc_status = le16toh(mpi_reply.IOCStatus) 704 & MPI2_IOCSTATUS_MASK; 705 sas_status = mpi_reply.SASStatus; 706 } while ((rc == -EAGAIN || ioc_status || sas_status) && 707 (try_count < 5)); 708 709 if (rc == 0 && !ioc_status && !sas_status) { 710 mps_dprint(sc, MPS_INFO, "%s: got SATA identify successfully " 711 "for handle = 0x%x with try_count = %d\n", 712 __func__, handle, try_count); 713 } else { 714 mps_dprint(sc, MPS_INFO, "%s: handle = 0x%x failed\n", 715 __func__, handle); 716 return -1; 717 } 718 /* Copy & byteswap the 40 byte model number to a buffer */ 719 for (i = 0; i < MPT2SAS_MN_LEN; i += 2) { 720 buffer[i] = ((u8 *)ata_identify.model_number)[i + 1]; 721 buffer[i + 1] = ((u8 *)ata_identify.model_number)[i]; 722 } 723 /* Copy & byteswap the 20 byte serial number to a buffer */ 724 for (i = 0; i < MPT2SAS_SN_LEN; i += 2) { 725 buffer[MPT2SAS_MN_LEN + i] = 726 ((u8 *)ata_identify.serial_number)[i + 1]; 727 buffer[MPT2SAS_MN_LEN + i + 1] = 728 ((u8 *)ata_identify.serial_number)[i]; 729 } 730 bufferptr = (u32 *)buffer; 731 /* There are 60 bytes to hash down to 8. 60 isn't divisible by 8, 732 * so loop through the first 56 bytes (7*8), 733 * and then add in the last dword. 734 */ 735 hash_address.word.low = 0; 736 hash_address.word.high = 0; 737 for (i = 0; (i < ((MPT2SAS_MN_LEN+MPT2SAS_SN_LEN)/8)); i++) { 738 hash_address.word.low += *bufferptr; 739 bufferptr++; 740 hash_address.word.high += *bufferptr; 741 bufferptr++; 742 } 743 /* Add the last dword */ 744 hash_address.word.low += *bufferptr; 745 /* Make sure the hash doesn't start with 5, because it could clash 746 * with a SAS address. Change 5 to a D. 747 */ 748 if ((hash_address.word.high & 0x000000F0) == (0x00000050)) 749 hash_address.word.high |= 0x00000080; 750 *sas_address = (u64)hash_address.wwid[0] << 56 | 751 (u64)hash_address.wwid[1] << 48 | (u64)hash_address.wwid[2] << 40 | 752 (u64)hash_address.wwid[3] << 32 | (u64)hash_address.wwid[4] << 24 | 753 (u64)hash_address.wwid[5] << 16 | (u64)hash_address.wwid[6] << 8 | 754 (u64)hash_address.wwid[7]; 755 return 0; 756 } 757 758 static int 759 mpssas_get_sata_identify(struct mps_softc *sc, u16 handle, 760 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, u32 devinfo) 761 { 762 Mpi2SataPassthroughRequest_t *mpi_request; 763 Mpi2SataPassthroughReply_t *reply; 764 struct mps_command *cm; 765 char *buffer; 766 int error = 0; 767 768 buffer = kmalloc( sz, M_MPT2, M_INTWAIT | M_ZERO); 769 if (!buffer) 770 return ENOMEM; 771 772 if ((cm = mps_alloc_command(sc)) == NULL) { 773 kfree(buffer, M_MPT2); 774 return (EBUSY); 775 } 776 mpi_request = (MPI2_SATA_PASSTHROUGH_REQUEST *)cm->cm_req; 777 bzero(mpi_request,sizeof(MPI2_SATA_PASSTHROUGH_REQUEST)); 778 mpi_request->Function = MPI2_FUNCTION_SATA_PASSTHROUGH; 779 mpi_request->VF_ID = 0; 780 mpi_request->DevHandle = htole16(handle); 781 mpi_request->PassthroughFlags = (MPI2_SATA_PT_REQ_PT_FLAGS_PIO | 782 MPI2_SATA_PT_REQ_PT_FLAGS_READ); 783 mpi_request->DataLength = htole32(sz); 784 mpi_request->CommandFIS[0] = 0x27; 785 mpi_request->CommandFIS[1] = 0x80; 786 mpi_request->CommandFIS[2] = (devinfo & 787 MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? 0xA1 : 0xEC; 788 cm->cm_sge = &mpi_request->SGL; 789 cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION); 790 cm->cm_flags = MPS_CM_FLAGS_SGE_SIMPLE | MPS_CM_FLAGS_DATAIN; 791 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 792 cm->cm_data = buffer; 793 cm->cm_length = htole32(sz); 794 error = mps_request_polled(sc, cm); 795 reply = (Mpi2SataPassthroughReply_t *)cm->cm_reply; 796 if (error || (reply == NULL)) { 797 /* FIXME */ 798 /* If the poll returns error then we need to do diag reset */ 799 kprintf("%s: poll for page completed with error %d", 800 __func__, error); 801 error = ENXIO; 802 goto out; 803 } 804 bcopy(buffer, id_buffer, sz); 805 bcopy(reply, mpi_reply, sizeof(Mpi2SataPassthroughReply_t)); 806 if ((reply->IOCStatus & MPI2_IOCSTATUS_MASK) != 807 MPI2_IOCSTATUS_SUCCESS) { 808 kprintf("%s: error reading SATA PASSTHRU; iocstatus = 0x%x\n", 809 __func__, reply->IOCStatus); 810 error = ENXIO; 811 goto out; 812 } 813 out: 814 mps_free_command(sc, cm); 815 kfree(buffer, M_MPT2); 816 return (error); 817 } 818 819 static int 820 mpssas_volume_add(struct mps_softc *sc, u16 handle) 821 { 822 struct mpssas_softc *sassc; 823 struct mpssas_target *targ; 824 u64 wwid; 825 unsigned int id; 826 int error = 0; 827 828 sassc = sc->sassc; 829 mpssas_startup_increment(sassc); 830 mps_config_get_volume_wwid(sc, handle, &wwid); 831 if (!wwid) { 832 kprintf("%s: invalid WWID; cannot add volume to mapping table\n", 833 __func__); 834 error = ENXIO; 835 goto out; 836 } 837 838 id = mps_mapping_get_raid_id(sc, wwid, handle); 839 if (id == MPS_MAP_BAD_ID) { 840 kprintf("%s: could not get ID for volume with handle 0x%04x and " 841 "WWID 0x%016llx\n", __func__, handle, 842 (unsigned long long)wwid); 843 error = ENXIO; 844 goto out; 845 } 846 847 targ = &sassc->targets[id]; 848 targ->tid = id; 849 targ->handle = handle; 850 targ->devname = wwid; 851 TAILQ_INIT(&targ->commands); 852 TAILQ_INIT(&targ->timedout_commands); 853 SLIST_INIT(&targ->luns); 854 if ((sassc->flags & MPSSAS_IN_STARTUP) == 0) 855 mpssas_rescan_target(sc, targ); 856 mps_dprint(sc, MPS_INFO, "RAID target id %d added (WWID = 0x%jx)\n", 857 targ->tid, wwid); 858 out: 859 mpssas_startup_decrement(sassc); 860 return (error); 861 } 862 863 /** 864 * mpssas_ir_shutdown - IR shutdown notification 865 * @sc: per adapter object 866 * 867 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that 868 * the host system is shutting down. 869 * 870 * Return nothing. 871 */ 872 void 873 mpssas_ir_shutdown(struct mps_softc *sc) 874 { 875 u16 volume_mapping_flags; 876 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags); 877 struct dev_mapping_table *mt_entry; 878 u32 start_idx, end_idx; 879 unsigned int id, found_volume = 0; 880 struct mps_command *cm; 881 Mpi2RaidActionRequest_t *action; 882 883 mps_lock(sc); 884 885 mps_dprint(sc, MPS_TRACE, "%s\n", __func__); 886 887 /* is IR firmware build loaded? */ 888 if (!sc->ir_firmware) 889 goto back; 890 891 /* are there any volumes? Look at IR target IDs. */ 892 // TODO-later, this should be looked up in the RAID config structure 893 // when it is implemented. 894 volume_mapping_flags = le16toh(sc->ioc_pg8.IRVolumeMappingFlags) & 895 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; 896 if (volume_mapping_flags == MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) { 897 start_idx = 0; 898 if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0) 899 start_idx = 1; 900 } else 901 start_idx = sc->max_devices - sc->max_volumes; 902 end_idx = start_idx + sc->max_volumes - 1; 903 904 for (id = start_idx; id < end_idx; id++) { 905 mt_entry = &sc->mapping_table[id]; 906 if ((mt_entry->physical_id != 0) && 907 (mt_entry->missing_count == 0)) { 908 found_volume = 1; 909 break; 910 } 911 } 912 913 if (!found_volume) 914 goto back; 915 916 if ((cm = mps_alloc_command(sc)) == NULL) { 917 kprintf("%s: command alloc failed\n", __func__); 918 goto back; 919 } 920 921 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req; 922 action->Function = MPI2_FUNCTION_RAID_ACTION; 923 action->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; 924 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 925 mps_lock(sc); 926 mps_request_polled(sc, cm); 927 mps_unlock(sc); 928 929 /* 930 * Don't check for reply, just leave. 931 */ 932 if (cm) 933 mps_free_command(sc, cm); 934 935 back: 936 mps_unlock(sc); 937 }
Cache object: 7882965304d816b0c5e2bd1ddff0b8a0
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