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