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 void mpssas_fw_work(struct mps_softc *sc, 109 struct mps_fw_event_work *fw_event); 110 static void mpssas_fw_event_free(struct mps_softc *, 111 struct mps_fw_event_work *); 112 static int mpssas_add_device(struct mps_softc *sc, u16 handle, u8 linkrate); 113 static int mpssas_get_sata_identify(struct mps_softc *sc, u16 handle, 114 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, 115 u32 devinfo); 116 int mpssas_get_sas_address_for_sata_disk(struct mps_softc *sc, 117 u64 *sas_address, u16 handle, u32 device_info); 118 static int mpssas_volume_add(struct mps_softc *sc, 119 Mpi2EventIrConfigElement_t *element); 120 121 void 122 mpssas_evt_handler(struct mps_softc *sc, uintptr_t data, 123 MPI2_EVENT_NOTIFICATION_REPLY *event) 124 { 125 struct mps_fw_event_work *fw_event; 126 u16 sz; 127 128 mps_dprint(sc, MPS_TRACE, "%s\n", __func__); 129 mps_print_evt_sas(sc, event); 130 mpssas_record_event(sc, event); 131 132 fw_event = kmalloc(sizeof(struct mps_fw_event_work), M_MPT2, 133 M_ZERO|M_INTWAIT); 134 if (!fw_event) { 135 kprintf("%s: allocate failed for fw_event\n", __func__); 136 return; 137 } 138 sz = le16toh(event->EventDataLength) * 4; 139 fw_event->event_data = kmalloc(sz, M_MPT2, M_ZERO|M_INTWAIT); 140 if (!fw_event->event_data) { 141 kprintf("%s: allocate failed for event_data\n", __func__); 142 kfree(fw_event, M_MPT2); 143 return; 144 } 145 146 bcopy(event->EventData, fw_event->event_data, sz); 147 fw_event->event = event->Event; 148 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || 149 event->Event == MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE || 150 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 151 sc->track_mapping_events) 152 sc->pending_map_events++; 153 154 /* 155 * When wait_for_port_enable flag is set, make sure that all the events 156 * are processed. Increment the startup_refcount and decrement it after 157 * events are processed. 158 */ 159 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || 160 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 161 sc->wait_for_port_enable) 162 mpssas_startup_increment(sc->sassc); 163 164 TAILQ_INSERT_TAIL(&sc->sassc->ev_queue, fw_event, ev_link); 165 taskqueue_enqueue(sc->sassc->ev_tq, &sc->sassc->ev_task); 166 167 } 168 169 static void 170 mpssas_fw_event_free(struct mps_softc *sc, struct mps_fw_event_work *fw_event) 171 { 172 173 kfree(fw_event->event_data, M_MPT2); 174 kfree(fw_event, M_MPT2); 175 } 176 177 /** 178 * _mps_fw_work - delayed task for processing firmware events 179 * @sc: per adapter object 180 * @fw_event: The fw_event_work object 181 * Context: user. 182 * 183 * Return nothing. 184 */ 185 static void 186 mpssas_fw_work(struct mps_softc *sc, struct mps_fw_event_work *fw_event) 187 { 188 struct mpssas_softc *sassc; 189 sassc = sc->sassc; 190 191 switch (fw_event->event) { 192 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: 193 { 194 MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *data; 195 MPI2_EVENT_SAS_TOPO_PHY_ENTRY *phy; 196 int i; 197 198 data = (MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *) 199 fw_event->event_data; 200 201 mps_mapping_topology_change_event(sc, fw_event->event_data); 202 203 for (i = 0; i < data->NumEntries; i++) { 204 phy = &data->PHY[i]; 205 switch (phy->PhyStatus & MPI2_EVENT_SAS_TOPO_RC_MASK) { 206 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: 207 if (mpssas_add_device(sc, 208 phy->AttachedDevHandle, phy->LinkRate)){ 209 kprintf("%s: failed to add device with " 210 "handle 0x%x\n", __func__, 211 phy->AttachedDevHandle); 212 mpssas_prepare_remove(sassc, phy-> 213 AttachedDevHandle); 214 } 215 break; 216 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: 217 mpssas_prepare_remove(sassc, phy-> 218 AttachedDevHandle); 219 break; 220 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: 221 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE: 222 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING: 223 default: 224 break; 225 } 226 } 227 /* 228 * refcount was incremented for this event in 229 * mpssas_evt_handler. Decrement it here because the event has 230 * been processed. 231 */ 232 mpssas_startup_decrement(sassc); 233 break; 234 } 235 case MPI2_EVENT_SAS_DISCOVERY: 236 { 237 MPI2_EVENT_DATA_SAS_DISCOVERY *data; 238 239 data = (MPI2_EVENT_DATA_SAS_DISCOVERY *)fw_event->event_data; 240 241 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_STARTED) 242 mps_dprint(sc, MPS_TRACE,"SAS discovery start event\n"); 243 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_COMPLETED) { 244 mps_dprint(sc, MPS_TRACE,"SAS discovery stop event\n"); 245 sassc->flags &= ~MPSSAS_IN_DISCOVERY; 246 mpssas_discovery_end(sassc); 247 } 248 break; 249 } 250 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: 251 { 252 Mpi2EventDataSasEnclDevStatusChange_t *data; 253 data = (Mpi2EventDataSasEnclDevStatusChange_t *) 254 fw_event->event_data; 255 mps_mapping_enclosure_dev_status_change_event(sc, data); 256 break; 257 } 258 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: 259 { 260 Mpi2EventIrConfigElement_t *element; 261 int i; 262 u8 foreign_config; 263 Mpi2EventDataIrConfigChangeList_t *event_data; 264 struct mpssas_target *targ; 265 unsigned int id; 266 267 event_data = fw_event->event_data; 268 foreign_config = (le32toh(event_data->Flags) & 269 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; 270 271 element = 272 (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; 273 id = mps_mapping_get_raid_id_from_handle 274 (sc, element->VolDevHandle); 275 276 mps_mapping_ir_config_change_event(sc, event_data); 277 278 for (i = 0; i < event_data->NumElements; i++, element++) { 279 switch (element->ReasonCode) { 280 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: 281 case MPI2_EVENT_IR_CHANGE_RC_ADDED: 282 if (!foreign_config) { 283 if (mpssas_volume_add(sc, element)) { 284 kprintf("%s: failed to add RAID " 285 "volume with handle 0x%x\n", 286 __func__, le16toh(element-> 287 VolDevHandle)); 288 } 289 } 290 break; 291 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: 292 case MPI2_EVENT_IR_CHANGE_RC_REMOVED: 293 /* 294 * Rescan after volume is deleted or removed. 295 */ 296 if (!foreign_config) { 297 if (id == MPS_MAP_BAD_ID) { 298 kprintf("%s: could not get ID " 299 "for volume with handle " 300 "0x%04x\n", __func__, 301 element->VolDevHandle); 302 break; 303 } 304 305 targ = &sassc->targets[id]; 306 targ->handle = 0x0; 307 targ->encl_slot = 0x0; 308 targ->encl_handle = 0x0; 309 targ->exp_dev_handle = 0x0; 310 targ->phy_num = 0x0; 311 targ->linkrate = 0x0; 312 mpssas_rescan_target(sc, targ); 313 kprintf("RAID target id 0x%x removed\n", 314 targ->tid); 315 } 316 break; 317 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: 318 /* 319 * Phys Disk of a volume has been created. Hide 320 * it from the OS. 321 */ 322 mpssas_prepare_remove(sassc, element-> 323 PhysDiskDevHandle); 324 break; 325 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: 326 /* 327 * Phys Disk of a volume has been deleted. 328 * Expose it to the OS. 329 */ 330 if (mpssas_add_device(sc, 331 element->PhysDiskDevHandle, 0)){ 332 kprintf("%s: failed to add device with " 333 "handle 0x%x\n", __func__, 334 element->PhysDiskDevHandle); 335 mpssas_prepare_remove(sassc, element-> 336 PhysDiskDevHandle); 337 } 338 break; 339 } 340 } 341 /* 342 * refcount was incremented for this event in 343 * mpssas_evt_handler. Decrement it here because the event has 344 * been processed. 345 */ 346 mpssas_startup_decrement(sassc); 347 break; 348 } 349 case MPI2_EVENT_IR_VOLUME: 350 { 351 Mpi2EventDataIrVolume_t *event_data = fw_event->event_data; 352 353 /* 354 * Informational only. 355 */ 356 mps_dprint(sc, MPS_INFO, "Received IR Volume event:\n"); 357 switch (event_data->ReasonCode) { 358 case MPI2_EVENT_IR_VOLUME_RC_SETTINGS_CHANGED: 359 mps_dprint(sc, MPS_INFO, " Volume Settings " 360 "changed from 0x%x to 0x%x for Volome with " 361 "handle 0x%x", event_data->PreviousValue, 362 event_data->NewValue, 363 event_data->VolDevHandle); 364 break; 365 case MPI2_EVENT_IR_VOLUME_RC_STATUS_FLAGS_CHANGED: 366 mps_dprint(sc, MPS_INFO, " Volume Status " 367 "changed from 0x%x to 0x%x for Volome with " 368 "handle 0x%x", event_data->PreviousValue, 369 event_data->NewValue, 370 event_data->VolDevHandle); 371 break; 372 case MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED: 373 mps_dprint(sc, MPS_INFO, " Volume State " 374 "changed from 0x%x to 0x%x for Volome with " 375 "handle 0x%x", event_data->PreviousValue, 376 event_data->NewValue, 377 event_data->VolDevHandle); 378 break; 379 default: 380 break; 381 } 382 break; 383 } 384 case MPI2_EVENT_IR_PHYSICAL_DISK: 385 { 386 Mpi2EventDataIrPhysicalDisk_t *event_data = 387 fw_event->event_data; 388 389 /* 390 * Informational only. 391 */ 392 mps_dprint(sc, MPS_INFO, "Received IR Phys Disk event:\n"); 393 switch (event_data->ReasonCode) { 394 case MPI2_EVENT_IR_PHYSDISK_RC_SETTINGS_CHANGED: 395 mps_dprint(sc, MPS_INFO, " Phys Disk Settings " 396 "changed from 0x%x to 0x%x for Phys Disk Number " 397 "%d and handle 0x%x at Enclosure handle 0x%x, Slot " 398 "%d", event_data->PreviousValue, 399 event_data->NewValue, event_data->PhysDiskNum, 400 event_data->PhysDiskDevHandle, 401 event_data->EnclosureHandle, event_data->Slot); 402 break; 403 case MPI2_EVENT_IR_PHYSDISK_RC_STATUS_FLAGS_CHANGED: 404 mps_dprint(sc, MPS_INFO, " Phys Disk Status changed " 405 "from 0x%x to 0x%x for Phys Disk Number %d and " 406 "handle 0x%x at Enclosure handle 0x%x, Slot %d", 407 event_data->PreviousValue, event_data->NewValue, 408 event_data->PhysDiskNum, 409 event_data->PhysDiskDevHandle, 410 event_data->EnclosureHandle, event_data->Slot); 411 break; 412 case MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED: 413 mps_dprint(sc, MPS_INFO, " Phys Disk State changed " 414 "from 0x%x to 0x%x for Phys Disk Number %d and " 415 "handle 0x%x at Enclosure handle 0x%x, Slot %d", 416 event_data->PreviousValue, event_data->NewValue, 417 event_data->PhysDiskNum, 418 event_data->PhysDiskDevHandle, 419 event_data->EnclosureHandle, event_data->Slot); 420 break; 421 default: 422 break; 423 } 424 break; 425 } 426 case MPI2_EVENT_IR_OPERATION_STATUS: 427 { 428 Mpi2EventDataIrOperationStatus_t *event_data = 429 fw_event->event_data; 430 431 /* 432 * Informational only. 433 */ 434 mps_dprint(sc, MPS_INFO, "Received IR Op Status event:\n"); 435 mps_dprint(sc, MPS_INFO, " RAID Operation of %d is %d " 436 "percent complete for Volume with handle 0x%x", 437 event_data->RAIDOperation, event_data->PercentComplete, 438 event_data->VolDevHandle); 439 break; 440 } 441 case MPI2_EVENT_LOG_ENTRY_ADDED: 442 { 443 pMpi2EventDataLogEntryAdded_t logEntry; 444 uint16_t logQualifier; 445 uint8_t logCode; 446 447 logEntry = (pMpi2EventDataLogEntryAdded_t)fw_event->event_data; 448 logQualifier = logEntry->LogEntryQualifier; 449 450 if (logQualifier == MPI2_WD_LOG_ENTRY) { 451 logCode = logEntry->LogData[0]; 452 453 switch (logCode) { 454 case MPI2_WD_SSD_THROTTLING: 455 kprintf("WarpDrive Warning: IO Throttling has " 456 "occurred in the WarpDrive subsystem. " 457 "Check WarpDrive documentation for " 458 "additional details\n"); 459 break; 460 case MPI2_WD_DRIVE_LIFE_WARN: 461 kprintf("WarpDrive Warning: Program/Erase " 462 "Cycles for the WarpDrive subsystem in " 463 "degraded range. Check WarpDrive " 464 "documentation for additional details\n"); 465 break; 466 case MPI2_WD_DRIVE_LIFE_DEAD: 467 kprintf("WarpDrive Fatal Error: There are no " 468 "Program/Erase Cycles for the WarpDrive " 469 "subsystem. The storage device will be in " 470 "read-only mode. Check WarpDrive " 471 "documentation for additional details\n"); 472 break; 473 case MPI2_WD_RAIL_MON_FAIL: 474 kprintf("WarpDrive Fatal Error: The Backup Rail " 475 "Monitor has failed on the WarpDrive " 476 "subsystem. Check WarpDrive documentation " 477 "for additional details\n"); 478 break; 479 default: 480 break; 481 } 482 } 483 break; 484 } 485 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: 486 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: 487 default: 488 mps_dprint(sc, MPS_TRACE,"Unhandled event 0x%0X\n", 489 fw_event->event); 490 break; 491 492 } 493 mpssas_fw_event_free(sc, fw_event); 494 } 495 496 void 497 mpssas_firmware_event_work(void *arg, int pending) 498 { 499 struct mps_fw_event_work *fw_event; 500 struct mps_softc *sc; 501 502 sc = (struct mps_softc *)arg; 503 mps_lock(sc); 504 while ((fw_event = TAILQ_FIRST(&sc->sassc->ev_queue)) != NULL) { 505 TAILQ_REMOVE(&sc->sassc->ev_queue, fw_event, ev_link); 506 mpssas_fw_work(sc, fw_event); 507 } 508 mps_unlock(sc); 509 } 510 511 static int 512 mpssas_add_device(struct mps_softc *sc, u16 handle, u8 linkrate){ 513 char devstring[80]; 514 struct mpssas_softc *sassc; 515 struct mpssas_target *targ; 516 Mpi2ConfigReply_t mpi_reply; 517 Mpi2SasDevicePage0_t config_page; 518 uint64_t sas_address, sata_sas_address; 519 uint64_t parent_sas_address = 0; 520 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags); 521 u32 device_info, parent_devinfo = 0; 522 unsigned int id; 523 int ret; 524 int error = 0; 525 526 sassc = sc->sassc; 527 mpssas_startup_increment(sassc); 528 if ((mps_config_get_sas_device_pg0(sc, &mpi_reply, &config_page, 529 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { 530 kprintf("%s: error reading SAS device page0\n", __func__); 531 error = ENXIO; 532 goto out; 533 } 534 535 device_info = le32toh(config_page.DeviceInfo); 536 537 if (((device_info & MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0) 538 && (config_page.ParentDevHandle != 0)) { 539 Mpi2ConfigReply_t tmp_mpi_reply; 540 Mpi2SasDevicePage0_t parent_config_page; 541 542 if ((mps_config_get_sas_device_pg0(sc, &tmp_mpi_reply, 543 &parent_config_page, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, 544 le16toh(config_page.ParentDevHandle)))) { 545 kprintf("%s: error reading SAS device %#x page0\n", 546 __func__, le16toh(config_page.ParentDevHandle)); 547 } else { 548 parent_sas_address = parent_config_page.SASAddress.High; 549 parent_sas_address = (parent_sas_address << 32) | 550 parent_config_page.SASAddress.Low; 551 parent_devinfo = le32toh(parent_config_page.DeviceInfo); 552 } 553 } 554 /* TODO Check proper endianess */ 555 sas_address = config_page.SASAddress.High; 556 sas_address = (sas_address << 32) | 557 config_page.SASAddress.Low; 558 559 if ((ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_MASK_MAPPING_MODE) 560 == MPI2_IOCPAGE8_FLAGS_DEVICE_PERSISTENCE_MAPPING) { 561 if (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) { 562 ret = mpssas_get_sas_address_for_sata_disk(sc, 563 &sata_sas_address, handle, device_info); 564 if (!ret) 565 id = mps_mapping_get_sas_id(sc, 566 sata_sas_address, handle); 567 else 568 id = mps_mapping_get_sas_id(sc, 569 sas_address, handle); 570 } else 571 id = mps_mapping_get_sas_id(sc, sas_address, 572 handle); 573 } else 574 id = mps_mapping_get_sas_id(sc, sas_address, handle); 575 576 if (id == MPS_MAP_BAD_ID) { 577 kprintf("failure at %s:%d/%s()! Could not get ID for device " 578 "with handle 0x%04x\n", __FILE__, __LINE__, __func__, 579 handle); 580 error = ENXIO; 581 goto out; 582 } 583 mps_vprintf(sc, "SAS Address from SAS device page0 = %jx\n", 584 sas_address); 585 targ = &sassc->targets[id]; 586 targ->devinfo = device_info; 587 targ->devname = le32toh(config_page.DeviceName.High); 588 targ->devname = (targ->devname << 32) | 589 le32toh(config_page.DeviceName.Low); 590 targ->encl_handle = le16toh(config_page.EnclosureHandle); 591 targ->encl_slot = le16toh(config_page.Slot); 592 targ->handle = handle; 593 targ->parent_handle = le16toh(config_page.ParentDevHandle); 594 targ->sasaddr = mps_to_u64(&config_page.SASAddress); 595 targ->parent_sasaddr = le64toh(parent_sas_address); 596 targ->parent_devinfo = parent_devinfo; 597 targ->tid = id; 598 targ->linkrate = (linkrate>>4); 599 targ->flags = 0; 600 TAILQ_INIT(&targ->commands); 601 TAILQ_INIT(&targ->timedout_commands); 602 SLIST_INIT(&targ->luns); 603 mps_describe_devinfo(targ->devinfo, devstring, 80); 604 mps_vprintf(sc, "Found device <%s> <%s> <0x%04x> <%d/%d>\n", devstring, 605 mps_describe_table(mps_linkrate_names, targ->linkrate), 606 targ->handle, targ->encl_handle, targ->encl_slot); 607 if ((sassc->flags & MPSSAS_IN_STARTUP) == 0) 608 mpssas_rescan_target(sc, targ); 609 mps_vprintf(sc, "Target id 0x%x added\n", targ->tid); 610 out: 611 mpssas_startup_decrement(sassc); 612 return (error); 613 614 } 615 616 int 617 mpssas_get_sas_address_for_sata_disk(struct mps_softc *sc, 618 u64 *sas_address, u16 handle, u32 device_info) 619 { 620 Mpi2SataPassthroughReply_t mpi_reply; 621 int i, rc, try_count; 622 u32 *bufferptr; 623 union _sata_sas_address hash_address; 624 struct _ata_identify_device_data ata_identify; 625 u8 buffer[MPT2SAS_MN_LEN + MPT2SAS_SN_LEN]; 626 u32 ioc_status; 627 u8 sas_status; 628 629 memset(&ata_identify, 0, sizeof(ata_identify)); 630 try_count = 0; 631 do { 632 rc = mpssas_get_sata_identify(sc, handle, &mpi_reply, 633 (char *)&ata_identify, sizeof(ata_identify), device_info); 634 try_count++; 635 ioc_status = le16toh(mpi_reply.IOCStatus) 636 & MPI2_IOCSTATUS_MASK; 637 sas_status = mpi_reply.SASStatus; 638 } while ((rc == -EAGAIN || ioc_status || sas_status) && 639 (try_count < 5)); 640 641 if (rc == 0 && !ioc_status && !sas_status) { 642 mps_dprint(sc, MPS_INFO, "%s: got SATA identify successfully " 643 "for handle = 0x%x with try_count = %d\n", 644 __func__, handle, try_count); 645 } else { 646 mps_dprint(sc, MPS_INFO, "%s: handle = 0x%x failed\n", 647 __func__, handle); 648 return -1; 649 } 650 /* Copy & byteswap the 40 byte model number to a buffer */ 651 for (i = 0; i < MPT2SAS_MN_LEN; i += 2) { 652 buffer[i] = ((u8 *)ata_identify.model_number)[i + 1]; 653 buffer[i + 1] = ((u8 *)ata_identify.model_number)[i]; 654 } 655 /* Copy & byteswap the 20 byte serial number to a buffer */ 656 for (i = 0; i < MPT2SAS_SN_LEN; i += 2) { 657 buffer[MPT2SAS_MN_LEN + i] = 658 ((u8 *)ata_identify.serial_number)[i + 1]; 659 buffer[MPT2SAS_MN_LEN + i + 1] = 660 ((u8 *)ata_identify.serial_number)[i]; 661 } 662 bufferptr = (u32 *)buffer; 663 /* There are 60 bytes to hash down to 8. 60 isn't divisible by 8, 664 * so loop through the first 56 bytes (7*8), 665 * and then add in the last dword. 666 */ 667 hash_address.word.low = 0; 668 hash_address.word.high = 0; 669 for (i = 0; (i < ((MPT2SAS_MN_LEN+MPT2SAS_SN_LEN)/8)); i++) { 670 hash_address.word.low += *bufferptr; 671 bufferptr++; 672 hash_address.word.high += *bufferptr; 673 bufferptr++; 674 } 675 /* Add the last dword */ 676 hash_address.word.low += *bufferptr; 677 /* Make sure the hash doesn't start with 5, because it could clash 678 * with a SAS address. Change 5 to a D. 679 */ 680 if ((hash_address.word.high & 0x000000F0) == (0x00000050)) 681 hash_address.word.high |= 0x00000080; 682 *sas_address = (u64)hash_address.wwid[0] << 56 | 683 (u64)hash_address.wwid[1] << 48 | (u64)hash_address.wwid[2] << 40 | 684 (u64)hash_address.wwid[3] << 32 | (u64)hash_address.wwid[4] << 24 | 685 (u64)hash_address.wwid[5] << 16 | (u64)hash_address.wwid[6] << 8 | 686 (u64)hash_address.wwid[7]; 687 return 0; 688 } 689 690 static int 691 mpssas_get_sata_identify(struct mps_softc *sc, u16 handle, 692 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, u32 devinfo) 693 { 694 Mpi2SataPassthroughRequest_t *mpi_request; 695 Mpi2SataPassthroughReply_t *reply; 696 struct mps_command *cm; 697 char *buffer; 698 int error = 0; 699 700 buffer = kmalloc( sz, M_MPT2, M_INTWAIT | M_ZERO); 701 if (!buffer) 702 return ENOMEM; 703 704 if ((cm = mps_alloc_command(sc)) == NULL) { 705 kfree(buffer, M_MPT2); 706 return (EBUSY); 707 } 708 mpi_request = (MPI2_SATA_PASSTHROUGH_REQUEST *)cm->cm_req; 709 bzero(mpi_request,sizeof(MPI2_SATA_PASSTHROUGH_REQUEST)); 710 mpi_request->Function = MPI2_FUNCTION_SATA_PASSTHROUGH; 711 mpi_request->VF_ID = 0; 712 mpi_request->DevHandle = htole16(handle); 713 mpi_request->PassthroughFlags = (MPI2_SATA_PT_REQ_PT_FLAGS_PIO | 714 MPI2_SATA_PT_REQ_PT_FLAGS_READ); 715 mpi_request->DataLength = htole32(sz); 716 mpi_request->CommandFIS[0] = 0x27; 717 mpi_request->CommandFIS[1] = 0x80; 718 mpi_request->CommandFIS[2] = (devinfo & 719 MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? 0xA1 : 0xEC; 720 cm->cm_sge = &mpi_request->SGL; 721 cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION); 722 cm->cm_flags = MPS_CM_FLAGS_SGE_SIMPLE | MPS_CM_FLAGS_DATAIN; 723 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 724 cm->cm_data = buffer; 725 cm->cm_length = htole32(sz); 726 error = mps_request_polled(sc, cm); 727 reply = (Mpi2SataPassthroughReply_t *)cm->cm_reply; 728 if (error || (reply == NULL)) { 729 /* FIXME */ 730 /* If the poll returns error then we need to do diag reset */ 731 kprintf("%s: poll for page completed with error %d", 732 __func__, error); 733 error = ENXIO; 734 goto out; 735 } 736 bcopy(buffer, id_buffer, sz); 737 bcopy(reply, mpi_reply, sizeof(Mpi2SataPassthroughReply_t)); 738 if ((reply->IOCStatus & MPI2_IOCSTATUS_MASK) != 739 MPI2_IOCSTATUS_SUCCESS) { 740 kprintf("%s: error reading SATA PASSTHRU; iocstatus = 0x%x\n", 741 __func__, reply->IOCStatus); 742 error = ENXIO; 743 goto out; 744 } 745 out: 746 mps_free_command(sc, cm); 747 kfree(buffer, M_MPT2); 748 return (error); 749 } 750 751 static int 752 mpssas_volume_add(struct mps_softc *sc, Mpi2EventIrConfigElement_t *element) 753 { 754 struct mpssas_softc *sassc; 755 struct mpssas_target *targ; 756 u64 wwid; 757 u16 handle = le16toh(element->VolDevHandle); 758 unsigned int id; 759 int error = 0; 760 761 sassc = sc->sassc; 762 mpssas_startup_increment(sassc); 763 mps_config_get_volume_wwid(sc, handle, &wwid); 764 if (!wwid) { 765 kprintf("%s: invalid WWID; cannot add volume to mapping table\n", 766 __func__); 767 error = ENXIO; 768 goto out; 769 } 770 771 id = mps_mapping_get_raid_id(sc, wwid, handle); 772 if (id == MPS_MAP_BAD_ID) { 773 kprintf("%s: could not get ID for volume with handle 0x%04x and " 774 "WWID 0x%016llx\n", __func__, handle, 775 (unsigned long long)wwid); 776 error = ENXIO; 777 goto out; 778 } 779 780 targ = &sassc->targets[id]; 781 targ->tid = id; 782 targ->handle = handle; 783 targ->devname = wwid; 784 TAILQ_INIT(&targ->commands); 785 TAILQ_INIT(&targ->timedout_commands); 786 SLIST_INIT(&targ->luns); 787 if ((sassc->flags & MPSSAS_IN_STARTUP) == 0) 788 mpssas_rescan_target(sc, targ); 789 mps_dprint(sc, MPS_INFO, "RAID target id %d added (WWID = 0x%jx)\n", 790 targ->tid, wwid); 791 out: 792 mpssas_startup_decrement(sassc); 793 return (error); 794 } 795 796 /** 797 * mpssas_ir_shutdown - IR shutdown notification 798 * @sc: per adapter object 799 * 800 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that 801 * the host system is shutting down. 802 * 803 * Return nothing. 804 */ 805 void 806 mpssas_ir_shutdown(struct mps_softc *sc) 807 { 808 u16 volume_mapping_flags; 809 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags); 810 struct dev_mapping_table *mt_entry; 811 u32 start_idx, end_idx; 812 unsigned int id, found_volume = 0; 813 struct mps_command *cm; 814 Mpi2RaidActionRequest_t *action; 815 816 mps_lock(sc); 817 818 mps_dprint(sc, MPS_TRACE, "%s\n", __func__); 819 820 /* is IR firmware build loaded? */ 821 if (!sc->ir_firmware) 822 goto back; 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 goto back; 848 849 if ((cm = mps_alloc_command(sc)) == NULL) { 850 kprintf("%s: command alloc failed\n", __func__); 851 goto back; 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 back: 867 mps_unlock(sc); 868 } 869