1 /*- 2 * Copyright (c) 2011-2015 LSI Corp. 3 * Copyright (c) 2013-2016 Avago Technologies 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * Avago Technologies (LSI) MPT-Fusion Host Adapter FreeBSD 28 */ 29 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 /* Communications core for Avago Technologies (LSI) MPT3 */ 34 35 /* TODO Move headers to mprvar */ 36 #include <sys/types.h> 37 #include <sys/param.h> 38 #include <sys/systm.h> 39 #include <sys/kernel.h> 40 #include <sys/selinfo.h> 41 #include <sys/module.h> 42 #include <sys/bus.h> 43 #include <sys/conf.h> 44 #include <sys/bio.h> 45 #include <sys/malloc.h> 46 #include <sys/uio.h> 47 #include <sys/sysctl.h> 48 #include <sys/endian.h> 49 #include <sys/queue.h> 50 #include <sys/kthread.h> 51 #include <sys/taskqueue.h> 52 #include <sys/sbuf.h> 53 54 #include <machine/bus.h> 55 #include <machine/resource.h> 56 #include <sys/rman.h> 57 58 #include <machine/stdarg.h> 59 60 #include <cam/cam.h> 61 #include <cam/cam_ccb.h> 62 #include <cam/cam_debug.h> 63 #include <cam/cam_sim.h> 64 #include <cam/cam_xpt_sim.h> 65 #include <cam/cam_xpt_periph.h> 66 #include <cam/cam_periph.h> 67 #include <cam/scsi/scsi_all.h> 68 #include <cam/scsi/scsi_message.h> 69 70 #include <dev/mpr/mpi/mpi2_type.h> 71 #include <dev/mpr/mpi/mpi2.h> 72 #include <dev/mpr/mpi/mpi2_ioc.h> 73 #include <dev/mpr/mpi/mpi2_sas.h> 74 #include <dev/mpr/mpi/mpi2_pci.h> 75 #include <dev/mpr/mpi/mpi2_cnfg.h> 76 #include <dev/mpr/mpi/mpi2_init.h> 77 #include <dev/mpr/mpi/mpi2_raid.h> 78 #include <dev/mpr/mpi/mpi2_tool.h> 79 #include <dev/mpr/mpr_ioctl.h> 80 #include <dev/mpr/mprvar.h> 81 #include <dev/mpr/mpr_table.h> 82 #include <dev/mpr/mpr_sas.h> 83 84 /* For Hashed SAS Address creation for SATA Drives */ 85 #define MPT2SAS_SN_LEN 20 86 #define MPT2SAS_MN_LEN 40 87 88 struct mpr_fw_event_work { 89 u16 event; 90 void *event_data; 91 TAILQ_ENTRY(mpr_fw_event_work) ev_link; 92 }; 93 94 union _sata_sas_address { 95 u8 wwid[8]; 96 struct { 97 u32 high; 98 u32 low; 99 } word; 100 }; 101 102 /* 103 * define the IDENTIFY DEVICE structure 104 */ 105 struct _ata_identify_device_data { 106 u16 reserved1[10]; /* 0-9 */ 107 u16 serial_number[10]; /* 10-19 */ 108 u16 reserved2[7]; /* 20-26 */ 109 u16 model_number[20]; /* 27-46*/ 110 u16 reserved3[170]; /* 47-216 */ 111 u16 rotational_speed; /* 217 */ 112 u16 reserved4[38]; /* 218-255 */ 113 }; 114 static u32 event_count; 115 static void mprsas_fw_work(struct mpr_softc *sc, 116 struct mpr_fw_event_work *fw_event); 117 static void mprsas_fw_event_free(struct mpr_softc *, 118 struct mpr_fw_event_work *); 119 static int mprsas_add_device(struct mpr_softc *sc, u16 handle, u8 linkrate); 120 static int mprsas_add_pcie_device(struct mpr_softc *sc, u16 handle, 121 u8 linkrate); 122 static int mprsas_get_sata_identify(struct mpr_softc *sc, u16 handle, 123 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, 124 u32 devinfo); 125 static void mprsas_ata_id_timeout(void *data); 126 int mprsas_get_sas_address_for_sata_disk(struct mpr_softc *sc, 127 u64 *sas_address, u16 handle, u32 device_info, u8 *is_SATA_SSD); 128 static int mprsas_volume_add(struct mpr_softc *sc, 129 u16 handle); 130 static void mprsas_SSU_to_SATA_devices(struct mpr_softc *sc); 131 static void mprsas_stop_unit_done(struct cam_periph *periph, 132 union ccb *done_ccb); 133 134 void 135 mprsas_evt_handler(struct mpr_softc *sc, uintptr_t data, 136 MPI2_EVENT_NOTIFICATION_REPLY *event) 137 { 138 struct mpr_fw_event_work *fw_event; 139 u16 sz; 140 141 mpr_dprint(sc, MPR_TRACE, "%s\n", __func__); 142 mpr_print_evt_sas(sc, event); 143 mprsas_record_event(sc, event); 144 145 fw_event = malloc(sizeof(struct mpr_fw_event_work), M_MPR, 146 M_ZERO|M_NOWAIT); 147 if (!fw_event) { 148 printf("%s: allocate failed for fw_event\n", __func__); 149 return; 150 } 151 sz = le16toh(event->EventDataLength) * 4; 152 fw_event->event_data = malloc(sz, M_MPR, M_ZERO|M_NOWAIT); 153 if (!fw_event->event_data) { 154 printf("%s: allocate failed for event_data\n", __func__); 155 free(fw_event, M_MPR); 156 return; 157 } 158 159 bcopy(event->EventData, fw_event->event_data, sz); 160 fw_event->event = event->Event; 161 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || 162 event->Event == MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST || 163 event->Event == MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE || 164 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 165 sc->track_mapping_events) 166 sc->pending_map_events++; 167 168 /* 169 * When wait_for_port_enable flag is set, make sure that all the events 170 * are processed. Increment the startup_refcount and decrement it after 171 * events are processed. 172 */ 173 if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || 174 event->Event == MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST || 175 event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) && 176 sc->wait_for_port_enable) 177 mprsas_startup_increment(sc->sassc); 178 179 TAILQ_INSERT_TAIL(&sc->sassc->ev_queue, fw_event, ev_link); 180 taskqueue_enqueue(sc->sassc->ev_tq, &sc->sassc->ev_task); 181 } 182 183 static void 184 mprsas_fw_event_free(struct mpr_softc *sc, struct mpr_fw_event_work *fw_event) 185 { 186 187 free(fw_event->event_data, M_MPR); 188 free(fw_event, M_MPR); 189 } 190 191 /** 192 * _mpr_fw_work - delayed task for processing firmware events 193 * @sc: per adapter object 194 * @fw_event: The fw_event_work object 195 * Context: user. 196 * 197 * Return nothing. 198 */ 199 static void 200 mprsas_fw_work(struct mpr_softc *sc, struct mpr_fw_event_work *fw_event) 201 { 202 struct mprsas_softc *sassc; 203 sassc = sc->sassc; 204 205 mpr_dprint(sc, MPR_EVENT, "(%d)->(%s) Working on Event: [%x]\n", 206 event_count++, __func__, fw_event->event); 207 switch (fw_event->event) { 208 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: 209 { 210 MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *data; 211 MPI2_EVENT_SAS_TOPO_PHY_ENTRY *phy; 212 uint8_t i; 213 214 data = (MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *) 215 fw_event->event_data; 216 217 mpr_mapping_topology_change_event(sc, fw_event->event_data); 218 219 for (i = 0; i < data->NumEntries; i++) { 220 phy = &data->PHY[i]; 221 switch (phy->PhyStatus & MPI2_EVENT_SAS_TOPO_RC_MASK) { 222 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: 223 if (mprsas_add_device(sc, 224 le16toh(phy->AttachedDevHandle), 225 phy->LinkRate)) { 226 printf("%s: failed to add device with " 227 "handle 0x%x\n", __func__, 228 le16toh(phy->AttachedDevHandle)); 229 mprsas_prepare_remove(sassc, le16toh( 230 phy->AttachedDevHandle)); 231 } 232 break; 233 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: 234 mprsas_prepare_remove(sassc, le16toh( 235 phy->AttachedDevHandle)); 236 break; 237 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: 238 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE: 239 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING: 240 default: 241 break; 242 } 243 } 244 /* 245 * refcount was incremented for this event in 246 * mprsas_evt_handler. Decrement it here because the event has 247 * been processed. 248 */ 249 mprsas_startup_decrement(sassc); 250 break; 251 } 252 case MPI2_EVENT_SAS_DISCOVERY: 253 { 254 MPI2_EVENT_DATA_SAS_DISCOVERY *data; 255 256 data = (MPI2_EVENT_DATA_SAS_DISCOVERY *)fw_event->event_data; 257 258 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_STARTED) 259 mpr_dprint(sc, MPR_TRACE,"SAS discovery start event\n"); 260 if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_COMPLETED) { 261 mpr_dprint(sc, MPR_TRACE,"SAS discovery stop event\n"); 262 sassc->flags &= ~MPRSAS_IN_DISCOVERY; 263 mprsas_discovery_end(sassc); 264 } 265 break; 266 } 267 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: 268 { 269 Mpi2EventDataSasEnclDevStatusChange_t *data; 270 data = (Mpi2EventDataSasEnclDevStatusChange_t *) 271 fw_event->event_data; 272 mpr_mapping_enclosure_dev_status_change_event(sc, 273 fw_event->event_data); 274 break; 275 } 276 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: 277 { 278 Mpi2EventIrConfigElement_t *element; 279 int i; 280 u8 foreign_config, reason; 281 u16 elementType; 282 Mpi2EventDataIrConfigChangeList_t *event_data; 283 struct mprsas_target *targ; 284 unsigned int id; 285 286 event_data = fw_event->event_data; 287 foreign_config = (le32toh(event_data->Flags) & 288 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; 289 290 element = 291 (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; 292 id = mpr_mapping_get_raid_id_from_handle(sc, 293 element->VolDevHandle); 294 295 mpr_mapping_ir_config_change_event(sc, event_data); 296 for (i = 0; i < event_data->NumElements; i++, element++) { 297 reason = element->ReasonCode; 298 elementType = le16toh(element->ElementFlags) & 299 MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK; 300 /* 301 * check for element type of Phys Disk or Hot Spare 302 */ 303 if ((elementType != 304 MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT) 305 && (elementType != 306 MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT)) 307 // do next element 308 goto skip_fp_send; 309 310 /* 311 * check for reason of Hide, Unhide, PD Created, or PD 312 * Deleted 313 */ 314 if ((reason != MPI2_EVENT_IR_CHANGE_RC_HIDE) && 315 (reason != MPI2_EVENT_IR_CHANGE_RC_UNHIDE) && 316 (reason != MPI2_EVENT_IR_CHANGE_RC_PD_CREATED) && 317 (reason != MPI2_EVENT_IR_CHANGE_RC_PD_DELETED)) 318 goto skip_fp_send; 319 320 // check for a reason of Hide or PD Created 321 if ((reason == MPI2_EVENT_IR_CHANGE_RC_HIDE) || 322 (reason == MPI2_EVENT_IR_CHANGE_RC_PD_CREATED)) 323 { 324 // build RAID Action message 325 Mpi2RaidActionRequest_t *action; 326 Mpi2RaidActionReply_t *reply; 327 struct mpr_command *cm; 328 int error = 0; 329 if ((cm = mpr_alloc_command(sc)) == NULL) { 330 printf("%s: command alloc failed\n", 331 __func__); 332 return; 333 } 334 335 mpr_dprint(sc, MPR_EVENT, "Sending FP action " 336 "from " 337 "MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST " 338 ":\n"); 339 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req; 340 action->Function = MPI2_FUNCTION_RAID_ACTION; 341 action->Action = 342 MPI2_RAID_ACTION_PHYSDISK_HIDDEN; 343 action->PhysDiskNum = element->PhysDiskNum; 344 cm->cm_desc.Default.RequestFlags = 345 MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 346 error = mpr_request_polled(sc, cm); 347 reply = (Mpi2RaidActionReply_t *)cm->cm_reply; 348 if (error || (reply == NULL)) { 349 /* FIXME */ 350 /* 351 * If the poll returns error then we 352 * need to do diag reset 353 */ 354 printf("%s: poll for page completed " 355 "with error %d", __func__, error); 356 } 357 if (reply && (le16toh(reply->IOCStatus) & 358 MPI2_IOCSTATUS_MASK) != 359 MPI2_IOCSTATUS_SUCCESS) { 360 mpr_dprint(sc, MPR_ERROR, "%s: error " 361 "sending RaidActionPage; " 362 "iocstatus = 0x%x\n", __func__, 363 le16toh(reply->IOCStatus)); 364 } 365 366 if (cm) 367 mpr_free_command(sc, cm); 368 } 369 skip_fp_send: 370 mpr_dprint(sc, MPR_EVENT, "Received " 371 "MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST Reason " 372 "code %x:\n", element->ReasonCode); 373 switch (element->ReasonCode) { 374 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: 375 case MPI2_EVENT_IR_CHANGE_RC_ADDED: 376 if (!foreign_config) { 377 if (mprsas_volume_add(sc, 378 le16toh(element->VolDevHandle))) { 379 printf("%s: failed to add RAID " 380 "volume with handle 0x%x\n", 381 __func__, le16toh(element-> 382 VolDevHandle)); 383 } 384 } 385 break; 386 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: 387 case MPI2_EVENT_IR_CHANGE_RC_REMOVED: 388 /* 389 * Rescan after volume is deleted or removed. 390 */ 391 if (!foreign_config) { 392 if (id == MPR_MAP_BAD_ID) { 393 printf("%s: could not get ID " 394 "for volume with handle " 395 "0x%04x\n", __func__, 396 le16toh(element-> 397 VolDevHandle)); 398 break; 399 } 400 401 targ = &sassc->targets[id]; 402 targ->handle = 0x0; 403 targ->encl_slot = 0x0; 404 targ->encl_handle = 0x0; 405 targ->encl_level_valid = 0x0; 406 targ->encl_level = 0x0; 407 targ->connector_name[0] = ' '; 408 targ->connector_name[1] = ' '; 409 targ->connector_name[2] = ' '; 410 targ->connector_name[3] = ' '; 411 targ->exp_dev_handle = 0x0; 412 targ->phy_num = 0x0; 413 targ->linkrate = 0x0; 414 mprsas_rescan_target(sc, targ); 415 printf("RAID target id 0x%x removed\n", 416 targ->tid); 417 } 418 break; 419 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: 420 case MPI2_EVENT_IR_CHANGE_RC_HIDE: 421 /* 422 * Phys Disk of a volume has been created. Hide 423 * it from the OS. 424 */ 425 targ = mprsas_find_target_by_handle(sassc, 0, 426 element->PhysDiskDevHandle); 427 if (targ == NULL) 428 break; 429 targ->flags |= MPR_TARGET_FLAGS_RAID_COMPONENT; 430 mprsas_rescan_target(sc, targ); 431 break; 432 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: 433 /* 434 * Phys Disk of a volume has been deleted. 435 * Expose it to the OS. 436 */ 437 if (mprsas_add_device(sc, 438 le16toh(element->PhysDiskDevHandle), 0)) { 439 printf("%s: failed to add device with " 440 "handle 0x%x\n", __func__, 441 le16toh(element-> 442 PhysDiskDevHandle)); 443 mprsas_prepare_remove(sassc, 444 le16toh(element-> 445 PhysDiskDevHandle)); 446 } 447 break; 448 } 449 } 450 /* 451 * refcount was incremented for this event in 452 * mprsas_evt_handler. Decrement it here because the event has 453 * been processed. 454 */ 455 mprsas_startup_decrement(sassc); 456 break; 457 } 458 case MPI2_EVENT_IR_VOLUME: 459 { 460 Mpi2EventDataIrVolume_t *event_data = fw_event->event_data; 461 462 /* 463 * Informational only. 464 */ 465 mpr_dprint(sc, MPR_EVENT, "Received IR Volume event:\n"); 466 switch (event_data->ReasonCode) { 467 case MPI2_EVENT_IR_VOLUME_RC_SETTINGS_CHANGED: 468 mpr_dprint(sc, MPR_EVENT, " Volume Settings " 469 "changed from 0x%x to 0x%x for Volome with " 470 "handle 0x%x", le32toh(event_data->PreviousValue), 471 le32toh(event_data->NewValue), 472 le16toh(event_data->VolDevHandle)); 473 break; 474 case MPI2_EVENT_IR_VOLUME_RC_STATUS_FLAGS_CHANGED: 475 mpr_dprint(sc, MPR_EVENT, " Volume Status " 476 "changed from 0x%x to 0x%x for Volome with " 477 "handle 0x%x", le32toh(event_data->PreviousValue), 478 le32toh(event_data->NewValue), 479 le16toh(event_data->VolDevHandle)); 480 break; 481 case MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED: 482 mpr_dprint(sc, MPR_EVENT, " Volume State " 483 "changed from 0x%x to 0x%x for Volome with " 484 "handle 0x%x", le32toh(event_data->PreviousValue), 485 le32toh(event_data->NewValue), 486 le16toh(event_data->VolDevHandle)); 487 u32 state; 488 struct mprsas_target *targ; 489 state = le32toh(event_data->NewValue); 490 switch (state) { 491 case MPI2_RAID_VOL_STATE_MISSING: 492 case MPI2_RAID_VOL_STATE_FAILED: 493 mprsas_prepare_volume_remove(sassc, 494 event_data->VolDevHandle); 495 break; 496 497 case MPI2_RAID_VOL_STATE_ONLINE: 498 case MPI2_RAID_VOL_STATE_DEGRADED: 499 case MPI2_RAID_VOL_STATE_OPTIMAL: 500 targ = 501 mprsas_find_target_by_handle(sassc, 502 0, event_data->VolDevHandle); 503 if (targ) { 504 printf("%s %d: Volume handle " 505 "0x%x is already added \n", 506 __func__, __LINE__, 507 event_data->VolDevHandle); 508 break; 509 } 510 if (mprsas_volume_add(sc, 511 le16toh(event_data-> 512 VolDevHandle))) { 513 printf("%s: failed to add RAID " 514 "volume with handle 0x%x\n", 515 __func__, le16toh( 516 event_data->VolDevHandle)); 517 } 518 break; 519 default: 520 break; 521 } 522 break; 523 default: 524 break; 525 } 526 break; 527 } 528 case MPI2_EVENT_IR_PHYSICAL_DISK: 529 { 530 Mpi2EventDataIrPhysicalDisk_t *event_data = 531 fw_event->event_data; 532 struct mprsas_target *targ; 533 534 /* 535 * Informational only. 536 */ 537 mpr_dprint(sc, MPR_EVENT, "Received IR Phys Disk event:\n"); 538 switch (event_data->ReasonCode) { 539 case MPI2_EVENT_IR_PHYSDISK_RC_SETTINGS_CHANGED: 540 mpr_dprint(sc, MPR_EVENT, " Phys Disk Settings " 541 "changed from 0x%x to 0x%x for Phys Disk Number " 542 "%d and handle 0x%x at Enclosure handle 0x%x, Slot " 543 "%d", le32toh(event_data->PreviousValue), 544 le32toh(event_data->NewValue), 545 event_data->PhysDiskNum, 546 le16toh(event_data->PhysDiskDevHandle), 547 le16toh(event_data->EnclosureHandle), 548 le16toh(event_data->Slot)); 549 break; 550 case MPI2_EVENT_IR_PHYSDISK_RC_STATUS_FLAGS_CHANGED: 551 mpr_dprint(sc, MPR_EVENT, " Phys Disk Status changed " 552 "from 0x%x to 0x%x for Phys Disk Number %d and " 553 "handle 0x%x at Enclosure handle 0x%x, Slot %d", 554 le32toh(event_data->PreviousValue), 555 le32toh(event_data->NewValue), 556 event_data->PhysDiskNum, 557 le16toh(event_data->PhysDiskDevHandle), 558 le16toh(event_data->EnclosureHandle), 559 le16toh(event_data->Slot)); 560 break; 561 case MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED: 562 mpr_dprint(sc, MPR_EVENT, " Phys Disk State changed " 563 "from 0x%x to 0x%x for Phys Disk Number %d and " 564 "handle 0x%x at Enclosure handle 0x%x, Slot %d", 565 le32toh(event_data->PreviousValue), 566 le32toh(event_data->NewValue), 567 event_data->PhysDiskNum, 568 le16toh(event_data->PhysDiskDevHandle), 569 le16toh(event_data->EnclosureHandle), 570 le16toh(event_data->Slot)); 571 switch (event_data->NewValue) { 572 case MPI2_RAID_PD_STATE_ONLINE: 573 case MPI2_RAID_PD_STATE_DEGRADED: 574 case MPI2_RAID_PD_STATE_REBUILDING: 575 case MPI2_RAID_PD_STATE_OPTIMAL: 576 case MPI2_RAID_PD_STATE_HOT_SPARE: 577 targ = mprsas_find_target_by_handle( 578 sassc, 0, 579 event_data->PhysDiskDevHandle); 580 if (targ) { 581 targ->flags |= 582 MPR_TARGET_FLAGS_RAID_COMPONENT; 583 printf("%s %d: Found Target " 584 "for handle 0x%x.\n", 585 __func__, __LINE__ , 586 event_data-> 587 PhysDiskDevHandle); 588 } 589 break; 590 case MPI2_RAID_PD_STATE_OFFLINE: 591 case MPI2_RAID_PD_STATE_NOT_CONFIGURED: 592 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: 593 default: 594 targ = mprsas_find_target_by_handle( 595 sassc, 0, 596 event_data->PhysDiskDevHandle); 597 if (targ) { 598 targ->flags |= 599 ~MPR_TARGET_FLAGS_RAID_COMPONENT; 600 printf("%s %d: Found Target " 601 "for handle 0x%x. \n", 602 __func__, __LINE__ , 603 event_data-> 604 PhysDiskDevHandle); 605 } 606 break; 607 } 608 default: 609 break; 610 } 611 break; 612 } 613 case MPI2_EVENT_IR_OPERATION_STATUS: 614 { 615 Mpi2EventDataIrOperationStatus_t *event_data = 616 fw_event->event_data; 617 618 /* 619 * Informational only. 620 */ 621 mpr_dprint(sc, MPR_EVENT, "Received IR Op Status event:\n"); 622 mpr_dprint(sc, MPR_EVENT, " RAID Operation of %d is %d " 623 "percent complete for Volume with handle 0x%x", 624 event_data->RAIDOperation, event_data->PercentComplete, 625 le16toh(event_data->VolDevHandle)); 626 break; 627 } 628 case MPI2_EVENT_TEMP_THRESHOLD: 629 { 630 pMpi2EventDataTemperature_t temp_event; 631 632 temp_event = (pMpi2EventDataTemperature_t)fw_event->event_data; 633 634 /* 635 * The Temp Sensor Count must be greater than the event's Sensor 636 * Num to be valid. If valid, print the temp thresholds that 637 * have been exceeded. 638 */ 639 if (sc->iounit_pg8.NumSensors > temp_event->SensorNum) { 640 mpr_dprint(sc, MPR_FAULT, "Temperature Threshold flags " 641 "%s %s %s %s exceeded for Sensor: %d !!!\n", 642 ((temp_event->Status & 0x01) == 1) ? "0 " : " ", 643 ((temp_event->Status & 0x02) == 2) ? "1 " : " ", 644 ((temp_event->Status & 0x04) == 4) ? "2 " : " ", 645 ((temp_event->Status & 0x08) == 8) ? "3 " : " ", 646 temp_event->SensorNum); 647 mpr_dprint(sc, MPR_FAULT, "Current Temp in Celsius: " 648 "%d\n", temp_event->CurrentTemperature); 649 } 650 break; 651 } 652 case MPI2_EVENT_ACTIVE_CABLE_EXCEPTION: 653 { 654 pMpi26EventDataActiveCableExcept_t ace_event_data; 655 ace_event_data = 656 (pMpi26EventDataActiveCableExcept_t)fw_event->event_data; 657 658 switch(ace_event_data->ReasonCode) { 659 case MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER: 660 { 661 mpr_printf(sc, "Currently a cable with " 662 "ReceptacleID %d cannot be powered and device " 663 "connected to this active cable will not be seen. " 664 "This active cable requires %d mW of power.\n", 665 ace_event_data->ReceptacleID, 666 ace_event_data->ActiveCablePowerRequirement); 667 break; 668 } 669 case MPI26_EVENT_ACTIVE_CABLE_DEGRADED: 670 { 671 mpr_printf(sc, "Currently a cable with " 672 "ReceptacleID %d is not running at optimal speed " 673 "(12 Gb/s rate)\n", ace_event_data->ReceptacleID); 674 break; 675 } 676 default: 677 break; 678 } 679 break; 680 } 681 case MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST: 682 { 683 MPI26_EVENT_DATA_PCIE_TOPOLOGY_CHANGE_LIST *data; 684 MPI26_EVENT_PCIE_TOPO_PORT_ENTRY *port_entry; 685 uint8_t i, link_rate; 686 uint16_t handle; 687 688 data = (MPI26_EVENT_DATA_PCIE_TOPOLOGY_CHANGE_LIST *) 689 fw_event->event_data; 690 691 mpr_mapping_pcie_topology_change_event(sc, 692 fw_event->event_data); 693 694 for (i = 0; i < data->NumEntries; i++) { 695 port_entry = &data->PortEntry[i]; 696 handle = le16toh(port_entry->AttachedDevHandle); 697 link_rate = port_entry->CurrentPortInfo & 698 MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK; 699 switch (port_entry->PortStatus) { 700 case MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED: 701 if (link_rate < 702 MPI26_EVENT_PCIE_TOPO_PI_RATE_2_5) { 703 mpr_dprint(sc, MPR_ERROR, "%s: Cannot " 704 "add PCIe device with handle 0x%x " 705 "with unknown link rate.\n", 706 __func__, handle); 707 break; 708 } 709 if (mprsas_add_pcie_device(sc, handle, 710 link_rate)) { 711 mpr_dprint(sc, MPR_ERROR, "%s: failed " 712 "to add PCIe device with handle " 713 "0x%x\n", __func__, handle); 714 mprsas_prepare_remove(sassc, handle); 715 } 716 break; 717 case MPI26_EVENT_PCIE_TOPO_PS_NOT_RESPONDING: 718 mprsas_prepare_remove(sassc, handle); 719 break; 720 case MPI26_EVENT_PCIE_TOPO_PS_PORT_CHANGED: 721 case MPI26_EVENT_PCIE_TOPO_PS_NO_CHANGE: 722 case MPI26_EVENT_PCIE_TOPO_PS_DELAY_NOT_RESPONDING: 723 default: 724 break; 725 } 726 } 727 /* 728 * refcount was incremented for this event in 729 * mprsas_evt_handler. Decrement it here because the event has 730 * been processed. 731 */ 732 mprsas_startup_decrement(sassc); 733 break; 734 } 735 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: 736 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: 737 default: 738 mpr_dprint(sc, MPR_TRACE,"Unhandled event 0x%0X\n", 739 fw_event->event); 740 break; 741 742 } 743 mpr_dprint(sc, MPR_EVENT, "(%d)->(%s) Event Free: [%x]\n", event_count, 744 __func__, fw_event->event); 745 mprsas_fw_event_free(sc, fw_event); 746 } 747 748 void 749 mprsas_firmware_event_work(void *arg, int pending) 750 { 751 struct mpr_fw_event_work *fw_event; 752 struct mpr_softc *sc; 753 754 sc = (struct mpr_softc *)arg; 755 mpr_lock(sc); 756 while ((fw_event = TAILQ_FIRST(&sc->sassc->ev_queue)) != NULL) { 757 TAILQ_REMOVE(&sc->sassc->ev_queue, fw_event, ev_link); 758 mprsas_fw_work(sc, fw_event); 759 } 760 mpr_unlock(sc); 761 } 762 763 static int 764 mprsas_add_device(struct mpr_softc *sc, u16 handle, u8 linkrate) 765 { 766 char devstring[80]; 767 struct mprsas_softc *sassc; 768 struct mprsas_target *targ; 769 Mpi2ConfigReply_t mpi_reply; 770 Mpi2SasDevicePage0_t config_page; 771 uint64_t sas_address, parent_sas_address = 0; 772 u32 device_info, parent_devinfo = 0; 773 unsigned int id; 774 int ret = 1, error = 0, i; 775 struct mprsas_lun *lun; 776 u8 is_SATA_SSD = 0; 777 struct mpr_command *cm; 778 779 sassc = sc->sassc; 780 mprsas_startup_increment(sassc); 781 if ((mpr_config_get_sas_device_pg0(sc, &mpi_reply, &config_page, 782 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { 783 printf("%s: error reading SAS device page0\n", __func__); 784 error = ENXIO; 785 goto out; 786 } 787 788 device_info = le32toh(config_page.DeviceInfo); 789 790 if (((device_info & MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0) 791 && (le16toh(config_page.ParentDevHandle) != 0)) { 792 Mpi2ConfigReply_t tmp_mpi_reply; 793 Mpi2SasDevicePage0_t parent_config_page; 794 795 if ((mpr_config_get_sas_device_pg0(sc, &tmp_mpi_reply, 796 &parent_config_page, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, 797 le16toh(config_page.ParentDevHandle)))) { 798 printf("%s: error reading SAS device %#x page0\n", 799 __func__, le16toh(config_page.ParentDevHandle)); 800 } else { 801 parent_sas_address = parent_config_page.SASAddress.High; 802 parent_sas_address = (parent_sas_address << 32) | 803 parent_config_page.SASAddress.Low; 804 parent_devinfo = le32toh(parent_config_page.DeviceInfo); 805 } 806 } 807 /* TODO Check proper endianness */ 808 sas_address = config_page.SASAddress.High; 809 sas_address = (sas_address << 32) | config_page.SASAddress.Low; 810 mpr_dprint(sc, MPR_INFO, "SAS Address from SAS device page0 = %jx\n", 811 sas_address); 812 813 /* 814 * Always get SATA Identify information because this is used to 815 * determine if Start/Stop Unit should be sent to the drive when the 816 * system is shutdown. 817 */ 818 if (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) { 819 ret = mprsas_get_sas_address_for_sata_disk(sc, &sas_address, 820 handle, device_info, &is_SATA_SSD); 821 if (ret) { 822 mpr_dprint(sc, MPR_ERROR, "%s: failed to get disk type " 823 "(SSD or HDD) for SATA device with handle 0x%04x\n", 824 __func__, handle); 825 } else { 826 mpr_dprint(sc, MPR_INFO, "SAS Address from SATA " 827 "device = %jx\n", sas_address); 828 } 829 } 830 831 /* 832 * use_phynum: 833 * 1 - use the PhyNum field as a fallback to the mapping logic 834 * 0 - never use the PhyNum field 835 * -1 - only use the PhyNum field 836 */ 837 id = MPR_MAP_BAD_ID; 838 if (sc->use_phynum != -1) 839 id = mpr_mapping_get_sas_id(sc, sas_address, handle); 840 if (id == MPR_MAP_BAD_ID) { 841 if ((sc->use_phynum == 0) || 842 ((id = config_page.PhyNum) > sassc->maxtargets)) { 843 mpr_dprint(sc, MPR_INFO, "failure at %s:%d/%s()! " 844 "Could not get ID for device with handle 0x%04x\n", 845 __FILE__, __LINE__, __func__, handle); 846 error = ENXIO; 847 goto out; 848 } 849 } 850 851 if (mprsas_check_id(sassc, id) != 0) { 852 device_printf(sc->mpr_dev, "Excluding target id %d\n", id); 853 error = ENXIO; 854 goto out; 855 } 856 857 targ = &sassc->targets[id]; 858 if (targ->handle != 0x0) { 859 mpr_dprint(sc, MPR_MAPPING, "Attempting to reuse target id " 860 "%d handle 0x%04x\n", id, targ->handle); 861 error = ENXIO; 862 goto out; 863 } 864 865 mpr_dprint(sc, MPR_MAPPING, "SAS Address from SAS device page0 = %jx\n", 866 sas_address); 867 targ->devinfo = device_info; 868 targ->devname = le32toh(config_page.DeviceName.High); 869 targ->devname = (targ->devname << 32) | 870 le32toh(config_page.DeviceName.Low); 871 targ->encl_handle = le16toh(config_page.EnclosureHandle); 872 targ->encl_slot = le16toh(config_page.Slot); 873 targ->encl_level = config_page.EnclosureLevel; 874 targ->connector_name[0] = config_page.ConnectorName[0]; 875 targ->connector_name[1] = config_page.ConnectorName[1]; 876 targ->connector_name[2] = config_page.ConnectorName[2]; 877 targ->connector_name[3] = config_page.ConnectorName[3]; 878 targ->handle = handle; 879 targ->parent_handle = le16toh(config_page.ParentDevHandle); 880 targ->sasaddr = mpr_to_u64(&config_page.SASAddress); 881 targ->parent_sasaddr = le64toh(parent_sas_address); 882 targ->parent_devinfo = parent_devinfo; 883 targ->tid = id; 884 targ->linkrate = (linkrate>>4); 885 targ->flags = 0; 886 if (is_SATA_SSD) { 887 targ->flags = MPR_TARGET_IS_SATA_SSD; 888 } 889 if ((le16toh(config_page.Flags) & 890 MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH) && 891 (le16toh(config_page.Flags) & 892 MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE)) { 893 targ->scsi_req_desc_type = 894 MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO; 895 } 896 if (le16toh(config_page.Flags) & 897 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { 898 targ->encl_level_valid = TRUE; 899 } 900 TAILQ_INIT(&targ->commands); 901 TAILQ_INIT(&targ->timedout_commands); 902 while (!SLIST_EMPTY(&targ->luns)) { 903 lun = SLIST_FIRST(&targ->luns); 904 SLIST_REMOVE_HEAD(&targ->luns, lun_link); 905 free(lun, M_MPR); 906 } 907 SLIST_INIT(&targ->luns); 908 909 mpr_describe_devinfo(targ->devinfo, devstring, 80); 910 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "Found device <%s> <%s> " 911 "handle<0x%04x> enclosureHandle<0x%04x> slot %d\n", devstring, 912 mpr_describe_table(mpr_linkrate_names, targ->linkrate), 913 targ->handle, targ->encl_handle, targ->encl_slot); 914 if (targ->encl_level_valid) { 915 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "At enclosure level %d " 916 "and connector name (%4s)\n", targ->encl_level, 917 targ->connector_name); 918 } 919 #if ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000039)) || \ 920 (__FreeBSD_version < 902502) 921 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0) 922 #endif 923 mprsas_rescan_target(sc, targ); 924 mpr_dprint(sc, MPR_MAPPING, "Target id 0x%x added\n", targ->tid); 925 926 /* 927 * Check all commands to see if the SATA_ID_TIMEOUT flag has been set. 928 * If so, send a Target Reset TM to the target that was just created. 929 * An Abort Task TM should be used instead of a Target Reset, but that 930 * would be much more difficult because targets have not been fully 931 * discovered yet, and LUN's haven't been setup. So, just reset the 932 * target instead of the LUN. 933 */ 934 for (i = 1; i < sc->num_reqs; i++) { 935 cm = &sc->commands[i]; 936 if (cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) { 937 targ->timeouts++; 938 cm->cm_state = MPR_CM_STATE_TIMEDOUT; 939 940 if ((targ->tm = mprsas_alloc_tm(sc)) != NULL) { 941 mpr_dprint(sc, MPR_INFO, "%s: sending Target " 942 "Reset for stuck SATA identify command " 943 "(cm = %p)\n", __func__, cm); 944 targ->tm->cm_targ = targ; 945 mprsas_send_reset(sc, targ->tm, 946 MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET); 947 } else { 948 mpr_dprint(sc, MPR_ERROR, "Failed to allocate " 949 "tm for Target Reset after SATA ID command " 950 "timed out (cm %p)\n", cm); 951 } 952 /* 953 * No need to check for more since the target is 954 * already being reset. 955 */ 956 break; 957 } 958 } 959 out: 960 /* 961 * Free the commands that may not have been freed from the SATA ID call 962 */ 963 for (i = 1; i < sc->num_reqs; i++) { 964 cm = &sc->commands[i]; 965 if (cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) { 966 mpr_free_command(sc, cm); 967 } 968 } 969 mprsas_startup_decrement(sassc); 970 return (error); 971 } 972 973 int 974 mprsas_get_sas_address_for_sata_disk(struct mpr_softc *sc, 975 u64 *sas_address, u16 handle, u32 device_info, u8 *is_SATA_SSD) 976 { 977 Mpi2SataPassthroughReply_t mpi_reply; 978 int i, rc, try_count; 979 u32 *bufferptr; 980 union _sata_sas_address hash_address; 981 struct _ata_identify_device_data ata_identify; 982 u8 buffer[MPT2SAS_MN_LEN + MPT2SAS_SN_LEN]; 983 u32 ioc_status; 984 u8 sas_status; 985 986 memset(&ata_identify, 0, sizeof(ata_identify)); 987 memset(&mpi_reply, 0, sizeof(mpi_reply)); 988 try_count = 0; 989 do { 990 rc = mprsas_get_sata_identify(sc, handle, &mpi_reply, 991 (char *)&ata_identify, sizeof(ata_identify), device_info); 992 try_count++; 993 ioc_status = le16toh(mpi_reply.IOCStatus) 994 & MPI2_IOCSTATUS_MASK; 995 sas_status = mpi_reply.SASStatus; 996 switch (ioc_status) { 997 case MPI2_IOCSTATUS_SUCCESS: 998 break; 999 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: 1000 /* No sense sleeping. this error won't get better */ 1001 break; 1002 default: 1003 if (sc->spinup_wait_time > 0) { 1004 mpr_dprint(sc, MPR_INFO, "Sleeping %d seconds " 1005 "after SATA ID error to wait for spinup\n", 1006 sc->spinup_wait_time); 1007 msleep(&sc->msleep_fake_chan, &sc->mpr_mtx, 0, 1008 "mprid", sc->spinup_wait_time * hz); 1009 } 1010 } 1011 } while (((rc && (rc != EWOULDBLOCK)) || 1012 (ioc_status && (ioc_status != MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR)) 1013 || sas_status) && (try_count < 5)); 1014 1015 if (rc == 0 && !ioc_status && !sas_status) { 1016 mpr_dprint(sc, MPR_MAPPING, "%s: got SATA identify " 1017 "successfully for handle = 0x%x with try_count = %d\n", 1018 __func__, handle, try_count); 1019 } else { 1020 mpr_dprint(sc, MPR_MAPPING, "%s: handle = 0x%x failed\n", 1021 __func__, handle); 1022 return -1; 1023 } 1024 /* Copy & byteswap the 40 byte model number to a buffer */ 1025 for (i = 0; i < MPT2SAS_MN_LEN; i += 2) { 1026 buffer[i] = ((u8 *)ata_identify.model_number)[i + 1]; 1027 buffer[i + 1] = ((u8 *)ata_identify.model_number)[i]; 1028 } 1029 /* Copy & byteswap the 20 byte serial number to a buffer */ 1030 for (i = 0; i < MPT2SAS_SN_LEN; i += 2) { 1031 buffer[MPT2SAS_MN_LEN + i] = 1032 ((u8 *)ata_identify.serial_number)[i + 1]; 1033 buffer[MPT2SAS_MN_LEN + i + 1] = 1034 ((u8 *)ata_identify.serial_number)[i]; 1035 } 1036 bufferptr = (u32 *)buffer; 1037 /* There are 60 bytes to hash down to 8. 60 isn't divisible by 8, 1038 * so loop through the first 56 bytes (7*8), 1039 * and then add in the last dword. 1040 */ 1041 hash_address.word.low = 0; 1042 hash_address.word.high = 0; 1043 for (i = 0; (i < ((MPT2SAS_MN_LEN+MPT2SAS_SN_LEN)/8)); i++) { 1044 hash_address.word.low += *bufferptr; 1045 bufferptr++; 1046 hash_address.word.high += *bufferptr; 1047 bufferptr++; 1048 } 1049 /* Add the last dword */ 1050 hash_address.word.low += *bufferptr; 1051 /* Make sure the hash doesn't start with 5, because it could clash 1052 * with a SAS address. Change 5 to a D. 1053 */ 1054 if ((hash_address.word.high & 0x000000F0) == (0x00000050)) 1055 hash_address.word.high |= 0x00000080; 1056 *sas_address = (u64)hash_address.wwid[0] << 56 | 1057 (u64)hash_address.wwid[1] << 48 | (u64)hash_address.wwid[2] << 40 | 1058 (u64)hash_address.wwid[3] << 32 | (u64)hash_address.wwid[4] << 24 | 1059 (u64)hash_address.wwid[5] << 16 | (u64)hash_address.wwid[6] << 8 | 1060 (u64)hash_address.wwid[7]; 1061 if (ata_identify.rotational_speed == 1) { 1062 *is_SATA_SSD = 1; 1063 } 1064 1065 return 0; 1066 } 1067 1068 static int 1069 mprsas_get_sata_identify(struct mpr_softc *sc, u16 handle, 1070 Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, u32 devinfo) 1071 { 1072 Mpi2SataPassthroughRequest_t *mpi_request; 1073 Mpi2SataPassthroughReply_t *reply; 1074 struct mpr_command *cm; 1075 char *buffer; 1076 int error = 0; 1077 1078 buffer = malloc( sz, M_MPR, M_NOWAIT | M_ZERO); 1079 if (!buffer) 1080 return ENOMEM; 1081 1082 if ((cm = mpr_alloc_command(sc)) == NULL) { 1083 free(buffer, M_MPR); 1084 return (EBUSY); 1085 } 1086 mpi_request = (MPI2_SATA_PASSTHROUGH_REQUEST *)cm->cm_req; 1087 bzero(mpi_request,sizeof(MPI2_SATA_PASSTHROUGH_REQUEST)); 1088 mpi_request->Function = MPI2_FUNCTION_SATA_PASSTHROUGH; 1089 mpi_request->VF_ID = 0; 1090 mpi_request->DevHandle = htole16(handle); 1091 mpi_request->PassthroughFlags = (MPI2_SATA_PT_REQ_PT_FLAGS_PIO | 1092 MPI2_SATA_PT_REQ_PT_FLAGS_READ); 1093 mpi_request->DataLength = htole32(sz); 1094 mpi_request->CommandFIS[0] = 0x27; 1095 mpi_request->CommandFIS[1] = 0x80; 1096 mpi_request->CommandFIS[2] = (devinfo & 1097 MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? 0xA1 : 0xEC; 1098 cm->cm_sge = &mpi_request->SGL; 1099 cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION); 1100 cm->cm_flags = MPR_CM_FLAGS_DATAIN; 1101 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 1102 cm->cm_data = buffer; 1103 cm->cm_length = htole32(sz); 1104 1105 /* 1106 * Start a timeout counter specifically for the SATA ID command. This 1107 * is used to fix a problem where the FW does not send a reply sometimes 1108 * when a bad disk is in the topology. So, this is used to timeout the 1109 * command so that processing can continue normally. 1110 */ 1111 mpr_dprint(sc, MPR_XINFO, "%s start timeout counter for SATA ID " 1112 "command\n", __func__); 1113 callout_reset(&cm->cm_callout, MPR_ATA_ID_TIMEOUT * hz, 1114 mprsas_ata_id_timeout, cm); 1115 error = mpr_wait_command(sc, cm, 60, CAN_SLEEP); 1116 mpr_dprint(sc, MPR_XINFO, "%s stop timeout counter for SATA ID " 1117 "command\n", __func__); 1118 callout_stop(&cm->cm_callout); 1119 1120 reply = (Mpi2SataPassthroughReply_t *)cm->cm_reply; 1121 if (error || (reply == NULL)) { 1122 /* FIXME */ 1123 /* 1124 * If the request returns an error then we need to do a diag 1125 * reset 1126 */ 1127 printf("%s: request for page completed with error %d", 1128 __func__, error); 1129 error = ENXIO; 1130 goto out; 1131 } 1132 bcopy(buffer, id_buffer, sz); 1133 bcopy(reply, mpi_reply, sizeof(Mpi2SataPassthroughReply_t)); 1134 if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) != 1135 MPI2_IOCSTATUS_SUCCESS) { 1136 printf("%s: error reading SATA PASSTHRU; iocstatus = 0x%x\n", 1137 __func__, reply->IOCStatus); 1138 error = ENXIO; 1139 goto out; 1140 } 1141 out: 1142 /* 1143 * If the SATA_ID_TIMEOUT flag has been set for this command, don't free 1144 * it. The command will be freed after sending a target reset TM. If 1145 * the command did timeout, use EWOULDBLOCK. 1146 */ 1147 if ((cm->cm_flags & MPR_CM_FLAGS_SATA_ID_TIMEOUT) == 0) 1148 mpr_free_command(sc, cm); 1149 else if (error == 0) 1150 error = EWOULDBLOCK; 1151 cm->cm_data = NULL; 1152 free(buffer, M_MPR); 1153 return (error); 1154 } 1155 1156 static void 1157 mprsas_ata_id_timeout(void *data) 1158 { 1159 struct mpr_softc *sc; 1160 struct mpr_command *cm; 1161 1162 cm = (struct mpr_command *)data; 1163 sc = cm->cm_sc; 1164 mtx_assert(&sc->mpr_mtx, MA_OWNED); 1165 1166 mpr_dprint(sc, MPR_INFO, "%s checking ATA ID command %p sc %p\n", 1167 __func__, cm, sc); 1168 if ((callout_pending(&cm->cm_callout)) || 1169 (!callout_active(&cm->cm_callout))) { 1170 mpr_dprint(sc, MPR_INFO, "%s ATA ID command almost timed out\n", 1171 __func__); 1172 return; 1173 } 1174 callout_deactivate(&cm->cm_callout); 1175 1176 /* 1177 * Run the interrupt handler to make sure it's not pending. This 1178 * isn't perfect because the command could have already completed 1179 * and been re-used, though this is unlikely. 1180 */ 1181 mpr_intr_locked(sc); 1182 if (cm->cm_state == MPR_CM_STATE_FREE) { 1183 mpr_dprint(sc, MPR_INFO, "%s ATA ID command almost timed out\n", 1184 __func__); 1185 return; 1186 } 1187 1188 mpr_dprint(sc, MPR_INFO, "ATA ID command timeout cm %p\n", cm); 1189 1190 /* 1191 * Send wakeup() to the sleeping thread that issued this ATA ID command. 1192 * wakeup() will cause msleep to return a 0 (not EWOULDBLOCK), and this 1193 * will keep reinit() from being called. This way, an Abort Task TM can 1194 * be issued so that the timed out command can be cleared. The Abort 1195 * Task cannot be sent from here because the driver has not completed 1196 * setting up targets. Instead, the command is flagged so that special 1197 * handling will be used to send the abort. 1198 */ 1199 cm->cm_flags |= MPR_CM_FLAGS_SATA_ID_TIMEOUT; 1200 wakeup(cm); 1201 } 1202 1203 static int 1204 mprsas_add_pcie_device(struct mpr_softc *sc, u16 handle, u8 linkrate) 1205 { 1206 char devstring[80]; 1207 struct mprsas_softc *sassc; 1208 struct mprsas_target *targ; 1209 Mpi2ConfigReply_t mpi_reply; 1210 Mpi26PCIeDevicePage0_t config_page; 1211 Mpi26PCIeDevicePage2_t config_page2; 1212 uint64_t pcie_wwid, parent_wwid = 0; 1213 u32 device_info, parent_devinfo = 0; 1214 unsigned int id; 1215 int error = 0; 1216 struct mprsas_lun *lun; 1217 1218 sassc = sc->sassc; 1219 mprsas_startup_increment(sassc); 1220 if ((mpr_config_get_pcie_device_pg0(sc, &mpi_reply, &config_page, 1221 MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE, handle))) { 1222 printf("%s: error reading PCIe device page0\n", __func__); 1223 error = ENXIO; 1224 goto out; 1225 } 1226 1227 device_info = le32toh(config_page.DeviceInfo); 1228 1229 if (((device_info & MPI26_PCIE_DEVINFO_PCI_SWITCH) == 0) 1230 && (le16toh(config_page.ParentDevHandle) != 0)) { 1231 Mpi2ConfigReply_t tmp_mpi_reply; 1232 Mpi26PCIeDevicePage0_t parent_config_page; 1233 1234 if ((mpr_config_get_pcie_device_pg0(sc, &tmp_mpi_reply, 1235 &parent_config_page, MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE, 1236 le16toh(config_page.ParentDevHandle)))) { 1237 printf("%s: error reading PCIe device %#x page0\n", 1238 __func__, le16toh(config_page.ParentDevHandle)); 1239 } else { 1240 parent_wwid = parent_config_page.WWID.High; 1241 parent_wwid = (parent_wwid << 32) | 1242 parent_config_page.WWID.Low; 1243 parent_devinfo = le32toh(parent_config_page.DeviceInfo); 1244 } 1245 } 1246 /* TODO Check proper endianness */ 1247 pcie_wwid = config_page.WWID.High; 1248 pcie_wwid = (pcie_wwid << 32) | config_page.WWID.Low; 1249 mpr_dprint(sc, MPR_INFO, "PCIe WWID from PCIe device page0 = %jx\n", 1250 pcie_wwid); 1251 1252 if ((mpr_config_get_pcie_device_pg2(sc, &mpi_reply, &config_page2, 1253 MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE, handle))) { 1254 printf("%s: error reading PCIe device page2\n", __func__); 1255 error = ENXIO; 1256 goto out; 1257 } 1258 1259 id = mpr_mapping_get_sas_id(sc, pcie_wwid, handle); 1260 if (id == MPR_MAP_BAD_ID) { 1261 printf("failure at %s:%d/%s()! Could not get ID for device " 1262 "with handle 0x%04x\n", __FILE__, __LINE__, __func__, 1263 handle); 1264 error = ENXIO; 1265 goto out; 1266 } 1267 1268 if (mprsas_check_id(sassc, id) != 0) { 1269 device_printf(sc->mpr_dev, "Excluding target id %d\n", id); 1270 error = ENXIO; 1271 goto out; 1272 } 1273 1274 mpr_dprint(sc, MPR_MAPPING, "WWID from PCIe device page0 = %jx\n", 1275 pcie_wwid); 1276 targ = &sassc->targets[id]; 1277 targ->devinfo = device_info; 1278 targ->encl_handle = le16toh(config_page.EnclosureHandle); 1279 targ->encl_slot = le16toh(config_page.Slot); 1280 targ->encl_level = config_page.EnclosureLevel; 1281 targ->connector_name[0] = ((char *)&config_page.ConnectorName)[0]; 1282 targ->connector_name[1] = ((char *)&config_page.ConnectorName)[1]; 1283 targ->connector_name[2] = ((char *)&config_page.ConnectorName)[2]; 1284 targ->connector_name[3] = ((char *)&config_page.ConnectorName)[3]; 1285 targ->is_nvme = device_info & MPI26_PCIE_DEVINFO_NVME; 1286 targ->MDTS = config_page2.MaximumDataTransferSize; 1287 /* 1288 * Assume always TRUE for encl_level_valid because there is no valid 1289 * flag for PCIe. 1290 */ 1291 targ->encl_level_valid = TRUE; 1292 targ->handle = handle; 1293 targ->parent_handle = le16toh(config_page.ParentDevHandle); 1294 targ->sasaddr = mpr_to_u64(&config_page.WWID); 1295 targ->parent_sasaddr = le64toh(parent_wwid); 1296 targ->parent_devinfo = parent_devinfo; 1297 targ->tid = id; 1298 targ->linkrate = linkrate; 1299 targ->flags = 0; 1300 if ((le16toh(config_page.Flags) & 1301 MPI26_PCIEDEV0_FLAGS_ENABLED_FAST_PATH) && 1302 (le16toh(config_page.Flags) & 1303 MPI26_PCIEDEV0_FLAGS_FAST_PATH_CAPABLE)) { 1304 targ->scsi_req_desc_type = 1305 MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO; 1306 } 1307 TAILQ_INIT(&targ->commands); 1308 TAILQ_INIT(&targ->timedout_commands); 1309 while (!SLIST_EMPTY(&targ->luns)) { 1310 lun = SLIST_FIRST(&targ->luns); 1311 SLIST_REMOVE_HEAD(&targ->luns, lun_link); 1312 free(lun, M_MPR); 1313 } 1314 SLIST_INIT(&targ->luns); 1315 1316 mpr_describe_devinfo(targ->devinfo, devstring, 80); 1317 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "Found PCIe device <%s> <%s> " 1318 "handle<0x%04x> enclosureHandle<0x%04x> slot %d\n", devstring, 1319 mpr_describe_table(mpr_pcie_linkrate_names, targ->linkrate), 1320 targ->handle, targ->encl_handle, targ->encl_slot); 1321 if (targ->encl_level_valid) { 1322 mpr_dprint(sc, (MPR_INFO|MPR_MAPPING), "At enclosure level %d " 1323 "and connector name (%4s)\n", targ->encl_level, 1324 targ->connector_name); 1325 } 1326 #if ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000039)) || \ 1327 (__FreeBSD_version < 902502) 1328 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0) 1329 #endif 1330 mprsas_rescan_target(sc, targ); 1331 mpr_dprint(sc, MPR_MAPPING, "Target id 0x%x added\n", targ->tid); 1332 1333 out: 1334 mprsas_startup_decrement(sassc); 1335 return (error); 1336 } 1337 1338 static int 1339 mprsas_volume_add(struct mpr_softc *sc, u16 handle) 1340 { 1341 struct mprsas_softc *sassc; 1342 struct mprsas_target *targ; 1343 u64 wwid; 1344 unsigned int id; 1345 int error = 0; 1346 struct mprsas_lun *lun; 1347 1348 sassc = sc->sassc; 1349 mprsas_startup_increment(sassc); 1350 /* wwid is endian safe */ 1351 mpr_config_get_volume_wwid(sc, handle, &wwid); 1352 if (!wwid) { 1353 printf("%s: invalid WWID; cannot add volume to mapping table\n", 1354 __func__); 1355 error = ENXIO; 1356 goto out; 1357 } 1358 1359 id = mpr_mapping_get_raid_id(sc, wwid, handle); 1360 if (id == MPR_MAP_BAD_ID) { 1361 printf("%s: could not get ID for volume with handle 0x%04x and " 1362 "WWID 0x%016llx\n", __func__, handle, 1363 (unsigned long long)wwid); 1364 error = ENXIO; 1365 goto out; 1366 } 1367 1368 targ = &sassc->targets[id]; 1369 targ->tid = id; 1370 targ->handle = handle; 1371 targ->devname = wwid; 1372 TAILQ_INIT(&targ->commands); 1373 TAILQ_INIT(&targ->timedout_commands); 1374 while (!SLIST_EMPTY(&targ->luns)) { 1375 lun = SLIST_FIRST(&targ->luns); 1376 SLIST_REMOVE_HEAD(&targ->luns, lun_link); 1377 free(lun, M_MPR); 1378 } 1379 SLIST_INIT(&targ->luns); 1380 #if ((__FreeBSD_version >= 1000000) && (__FreeBSD_version < 1000039)) || \ 1381 (__FreeBSD_version < 902502) 1382 if ((sassc->flags & MPRSAS_IN_STARTUP) == 0) 1383 #endif 1384 mprsas_rescan_target(sc, targ); 1385 mpr_dprint(sc, MPR_MAPPING, "RAID target id %d added (WWID = 0x%jx)\n", 1386 targ->tid, wwid); 1387 out: 1388 mprsas_startup_decrement(sassc); 1389 return (error); 1390 } 1391 1392 /** 1393 * mprsas_SSU_to_SATA_devices 1394 * @sc: per adapter object 1395 * 1396 * Looks through the target list and issues a StartStopUnit SCSI command to each 1397 * SATA direct-access device. This helps to ensure that data corruption is 1398 * avoided when the system is being shut down. This must be called after the IR 1399 * System Shutdown RAID Action is sent if in IR mode. 1400 * 1401 * Return nothing. 1402 */ 1403 static void 1404 mprsas_SSU_to_SATA_devices(struct mpr_softc *sc) 1405 { 1406 struct mprsas_softc *sassc = sc->sassc; 1407 union ccb *ccb; 1408 path_id_t pathid = cam_sim_path(sassc->sim); 1409 target_id_t targetid; 1410 struct mprsas_target *target; 1411 char path_str[64]; 1412 struct timeval cur_time, start_time; 1413 1414 mpr_lock(sc); 1415 1416 /* 1417 * For each target, issue a StartStopUnit command to stop the device. 1418 */ 1419 sc->SSU_started = TRUE; 1420 sc->SSU_refcount = 0; 1421 for (targetid = 0; targetid < sc->facts->MaxTargets; targetid++) { 1422 target = &sassc->targets[targetid]; 1423 if (target->handle == 0x0) { 1424 continue; 1425 } 1426 1427 /* 1428 * The stop_at_shutdown flag will be set if this device is 1429 * a SATA direct-access end device. 1430 */ 1431 if (target->stop_at_shutdown) { 1432 ccb = xpt_alloc_ccb_nowait(); 1433 if (ccb == NULL) { 1434 mpr_dprint(sc, MPR_FAULT, "Unable to alloc CCB " 1435 "to stop unit.\n"); 1436 return; 1437 } 1438 1439 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, 1440 pathid, targetid, CAM_LUN_WILDCARD) != 1441 CAM_REQ_CMP) { 1442 mpr_dprint(sc, MPR_ERROR, "Unable to create " 1443 "path to stop unit.\n"); 1444 xpt_free_ccb(ccb); 1445 return; 1446 } 1447 xpt_path_string(ccb->ccb_h.path, path_str, 1448 sizeof(path_str)); 1449 1450 mpr_dprint(sc, MPR_INFO, "Sending StopUnit: path %s " 1451 "handle %d\n", path_str, target->handle); 1452 1453 /* 1454 * Issue a START STOP UNIT command for the target. 1455 * Increment the SSU counter to be used to count the 1456 * number of required replies. 1457 */ 1458 mpr_dprint(sc, MPR_INFO, "Incrementing SSU count\n"); 1459 sc->SSU_refcount++; 1460 ccb->ccb_h.target_id = 1461 xpt_path_target_id(ccb->ccb_h.path); 1462 ccb->ccb_h.ppriv_ptr1 = sassc; 1463 scsi_start_stop(&ccb->csio, 1464 /*retries*/0, 1465 mprsas_stop_unit_done, 1466 MSG_SIMPLE_Q_TAG, 1467 /*start*/FALSE, 1468 /*load/eject*/0, 1469 /*immediate*/FALSE, 1470 MPR_SENSE_LEN, 1471 /*timeout*/10000); 1472 xpt_action(ccb); 1473 } 1474 } 1475 1476 mpr_unlock(sc); 1477 1478 /* 1479 * Wait until all of the SSU commands have completed or time has 1480 * expired (60 seconds). Pause for 100ms each time through. If any 1481 * command times out, the target will be reset in the SCSI command 1482 * timeout routine. 1483 */ 1484 getmicrotime(&start_time); 1485 while (sc->SSU_refcount) { 1486 pause("mprwait", hz/10); 1487 1488 getmicrotime(&cur_time); 1489 if ((cur_time.tv_sec - start_time.tv_sec) > 60) { 1490 mpr_dprint(sc, MPR_ERROR, "Time has expired waiting " 1491 "for SSU commands to complete.\n"); 1492 break; 1493 } 1494 } 1495 } 1496 1497 static void 1498 mprsas_stop_unit_done(struct cam_periph *periph, union ccb *done_ccb) 1499 { 1500 struct mprsas_softc *sassc; 1501 char path_str[64]; 1502 1503 if (done_ccb == NULL) 1504 return; 1505 1506 sassc = (struct mprsas_softc *)done_ccb->ccb_h.ppriv_ptr1; 1507 1508 xpt_path_string(done_ccb->ccb_h.path, path_str, sizeof(path_str)); 1509 mpr_dprint(sassc->sc, MPR_INFO, "Completing stop unit for %s\n", 1510 path_str); 1511 1512 /* 1513 * Nothing more to do except free the CCB and path. If the command 1514 * timed out, an abort reset, then target reset will be issued during 1515 * the SCSI Command process. 1516 */ 1517 xpt_free_path(done_ccb->ccb_h.path); 1518 xpt_free_ccb(done_ccb); 1519 } 1520 1521 /** 1522 * mprsas_ir_shutdown - IR shutdown notification 1523 * @sc: per adapter object 1524 * 1525 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that 1526 * the host system is shutting down. 1527 * 1528 * Return nothing. 1529 */ 1530 void 1531 mprsas_ir_shutdown(struct mpr_softc *sc) 1532 { 1533 u16 volume_mapping_flags; 1534 u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags); 1535 struct dev_mapping_table *mt_entry; 1536 u32 start_idx, end_idx; 1537 unsigned int id, found_volume = 0; 1538 struct mpr_command *cm; 1539 Mpi2RaidActionRequest_t *action; 1540 target_id_t targetid; 1541 struct mprsas_target *target; 1542 1543 mpr_dprint(sc, MPR_TRACE, "%s\n", __func__); 1544 1545 /* is IR firmware build loaded? */ 1546 if (!sc->ir_firmware) 1547 goto out; 1548 1549 /* are there any volumes? Look at IR target IDs. */ 1550 // TODO-later, this should be looked up in the RAID config structure 1551 // when it is implemented. 1552 volume_mapping_flags = le16toh(sc->ioc_pg8.IRVolumeMappingFlags) & 1553 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; 1554 if (volume_mapping_flags == MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) { 1555 start_idx = 0; 1556 if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0) 1557 start_idx = 1; 1558 } else 1559 start_idx = sc->max_devices - sc->max_volumes; 1560 end_idx = start_idx + sc->max_volumes - 1; 1561 1562 for (id = start_idx; id < end_idx; id++) { 1563 mt_entry = &sc->mapping_table[id]; 1564 if ((mt_entry->physical_id != 0) && 1565 (mt_entry->missing_count == 0)) { 1566 found_volume = 1; 1567 break; 1568 } 1569 } 1570 1571 if (!found_volume) 1572 goto out; 1573 1574 if ((cm = mpr_alloc_command(sc)) == NULL) { 1575 printf("%s: command alloc failed\n", __func__); 1576 goto out; 1577 } 1578 1579 action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req; 1580 action->Function = MPI2_FUNCTION_RAID_ACTION; 1581 action->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; 1582 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 1583 mpr_lock(sc); 1584 mpr_wait_command(sc, cm, 5, CAN_SLEEP); 1585 mpr_unlock(sc); 1586 1587 /* 1588 * Don't check for reply, just leave. 1589 */ 1590 if (cm) 1591 mpr_free_command(sc, cm); 1592 1593 out: 1594 /* 1595 * All of the targets must have the correct value set for 1596 * 'stop_at_shutdown' for the current 'enable_ssu' sysctl variable. 1597 * 1598 * The possible values for the 'enable_ssu' variable are: 1599 * 0: disable to SSD and HDD 1600 * 1: disable only to HDD (default) 1601 * 2: disable only to SSD 1602 * 3: enable to SSD and HDD 1603 * anything else will default to 1. 1604 */ 1605 for (targetid = 0; targetid < sc->facts->MaxTargets; targetid++) { 1606 target = &sc->sassc->targets[targetid]; 1607 if (target->handle == 0x0) { 1608 continue; 1609 } 1610 1611 if (target->supports_SSU) { 1612 switch (sc->enable_ssu) { 1613 case MPR_SSU_DISABLE_SSD_DISABLE_HDD: 1614 target->stop_at_shutdown = FALSE; 1615 break; 1616 case MPR_SSU_DISABLE_SSD_ENABLE_HDD: 1617 target->stop_at_shutdown = TRUE; 1618 if (target->flags & MPR_TARGET_IS_SATA_SSD) { 1619 target->stop_at_shutdown = FALSE; 1620 } 1621 break; 1622 case MPR_SSU_ENABLE_SSD_ENABLE_HDD: 1623 target->stop_at_shutdown = TRUE; 1624 break; 1625 case MPR_SSU_ENABLE_SSD_DISABLE_HDD: 1626 default: 1627 target->stop_at_shutdown = TRUE; 1628 if ((target->flags & 1629 MPR_TARGET_IS_SATA_SSD) == 0) { 1630 target->stop_at_shutdown = FALSE; 1631 } 1632 break; 1633 } 1634 } 1635 } 1636 mprsas_SSU_to_SATA_devices(sc); 1637 } 1638