1 /*- 2 * FreeBSD/CAM specific routines for LSI '909 FC adapters. 3 * FreeBSD Version. 4 * 5 * Copyright (c) 2000, 2001 by Greg Ansley 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice immediately at the beginning of the file, without modification, 12 * this list of conditions, and the following disclaimer. 13 * 2. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 /*- 29 * Copyright (c) 2002, 2006 by Matthew Jacob 30 * All rights reserved. 31 * 32 * Redistribution and use in source and binary forms, with or without 33 * modification, are permitted provided that the following conditions are 34 * met: 35 * 1. Redistributions of source code must retain the above copyright 36 * notice, this list of conditions and the following disclaimer. 37 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 38 * substantially similar to the "NO WARRANTY" disclaimer below 39 * ("Disclaimer") and any redistribution must be conditioned upon including 40 * a substantially similar Disclaimer requirement for further binary 41 * redistribution. 42 * 3. Neither the names of the above listed copyright holders nor the names 43 * of any contributors may be used to endorse or promote products derived 44 * from this software without specific prior written permission. 45 * 46 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 47 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 48 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 49 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 50 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 51 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 52 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 53 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 54 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 55 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT 56 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 57 * 58 * Support from Chris Ellsworth in order to make SAS adapters work 59 * is gratefully acknowledged. 60 * 61 * Support from LSI-Logic has also gone a great deal toward making this a 62 * workable subsystem and is gratefully acknowledged. 63 */ 64 /*- 65 * Copyright (c) 2004, Avid Technology, Inc. and its contributors. 66 * Copyright (c) 2005, WHEEL Sp. z o.o. 67 * Copyright (c) 2004, 2005 Justin T. Gibbs 68 * All rights reserved. 69 * 70 * Redistribution and use in source and binary forms, with or without 71 * modification, are permitted provided that the following conditions are 72 * met: 73 * 1. Redistributions of source code must retain the above copyright 74 * notice, this list of conditions and the following disclaimer. 75 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 76 * substantially similar to the "NO WARRANTY" disclaimer below 77 * ("Disclaimer") and any redistribution must be conditioned upon including 78 * a substantially similar Disclaimer requirement for further binary 79 * redistribution. 80 * 3. Neither the names of the above listed copyright holders nor the names 81 * of any contributors may be used to endorse or promote products derived 82 * from this software without specific prior written permission. 83 * 84 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 85 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 86 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 87 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 88 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 89 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 90 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 91 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 92 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 93 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT 94 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 95 */ 96 #include <sys/cdefs.h> 97 __FBSDID("$FreeBSD$"); 98 99 #include <dev/mpt/mpt.h> 100 #include <dev/mpt/mpt_cam.h> 101 #include <dev/mpt/mpt_raid.h> 102 103 #include "dev/mpt/mpilib/mpi_ioc.h" /* XXX Fix Event Handling!!! */ 104 #include "dev/mpt/mpilib/mpi_init.h" 105 #include "dev/mpt/mpilib/mpi_targ.h" 106 #include "dev/mpt/mpilib/mpi_fc.h" 107 #include "dev/mpt/mpilib/mpi_sas.h" 108 #if __FreeBSD_version >= 500000 109 #include <sys/sysctl.h> 110 #endif 111 #include <sys/callout.h> 112 #include <sys/kthread.h> 113 114 #if __FreeBSD_version >= 700025 115 #ifndef CAM_NEW_TRAN_CODE 116 #define CAM_NEW_TRAN_CODE 1 117 #endif 118 #endif 119 120 static void mpt_poll(struct cam_sim *); 121 static timeout_t mpt_timeout; 122 static void mpt_action(struct cam_sim *, union ccb *); 123 static int 124 mpt_get_spi_settings(struct mpt_softc *, struct ccb_trans_settings *); 125 static void mpt_setwidth(struct mpt_softc *, int, int); 126 static void mpt_setsync(struct mpt_softc *, int, int, int); 127 static int mpt_update_spi_config(struct mpt_softc *, int); 128 static void mpt_calc_geometry(struct ccb_calc_geometry *ccg, int extended); 129 130 static mpt_reply_handler_t mpt_scsi_reply_handler; 131 static mpt_reply_handler_t mpt_scsi_tmf_reply_handler; 132 static mpt_reply_handler_t mpt_fc_els_reply_handler; 133 static int mpt_scsi_reply_frame_handler(struct mpt_softc *, request_t *, 134 MSG_DEFAULT_REPLY *); 135 static int mpt_bus_reset(struct mpt_softc *, target_id_t, lun_id_t, int); 136 static int mpt_fc_reset_link(struct mpt_softc *, int); 137 138 static int mpt_spawn_recovery_thread(struct mpt_softc *mpt); 139 static void mpt_terminate_recovery_thread(struct mpt_softc *mpt); 140 static void mpt_recovery_thread(void *arg); 141 static void mpt_recover_commands(struct mpt_softc *mpt); 142 143 static int mpt_scsi_send_tmf(struct mpt_softc *, u_int, u_int, u_int, 144 u_int, u_int, u_int, int); 145 146 static void mpt_fc_post_els(struct mpt_softc *mpt, request_t *, int); 147 static void mpt_post_target_command(struct mpt_softc *, request_t *, int); 148 static int mpt_add_els_buffers(struct mpt_softc *mpt); 149 static int mpt_add_target_commands(struct mpt_softc *mpt); 150 static int mpt_enable_lun(struct mpt_softc *, target_id_t, lun_id_t); 151 static int mpt_disable_lun(struct mpt_softc *, target_id_t, lun_id_t); 152 static void mpt_target_start_io(struct mpt_softc *, union ccb *); 153 static cam_status mpt_abort_target_ccb(struct mpt_softc *, union ccb *); 154 static int mpt_abort_target_cmd(struct mpt_softc *, request_t *); 155 static void mpt_scsi_tgt_status(struct mpt_softc *, union ccb *, request_t *, 156 uint8_t, uint8_t const *); 157 static void 158 mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *, request_t *, mpt_task_mgmt_t, 159 tgt_resource_t *, int); 160 static void mpt_tgt_dump_tgt_state(struct mpt_softc *, request_t *); 161 static void mpt_tgt_dump_req_state(struct mpt_softc *, request_t *); 162 static mpt_reply_handler_t mpt_scsi_tgt_reply_handler; 163 static mpt_reply_handler_t mpt_sata_pass_reply_handler; 164 165 static uint32_t scsi_io_handler_id = MPT_HANDLER_ID_NONE; 166 static uint32_t scsi_tmf_handler_id = MPT_HANDLER_ID_NONE; 167 static uint32_t fc_els_handler_id = MPT_HANDLER_ID_NONE; 168 static uint32_t sata_pass_handler_id = MPT_HANDLER_ID_NONE; 169 170 static mpt_probe_handler_t mpt_cam_probe; 171 static mpt_attach_handler_t mpt_cam_attach; 172 static mpt_enable_handler_t mpt_cam_enable; 173 static mpt_ready_handler_t mpt_cam_ready; 174 static mpt_event_handler_t mpt_cam_event; 175 static mpt_reset_handler_t mpt_cam_ioc_reset; 176 static mpt_detach_handler_t mpt_cam_detach; 177 178 static struct mpt_personality mpt_cam_personality = 179 { 180 .name = "mpt_cam", 181 .probe = mpt_cam_probe, 182 .attach = mpt_cam_attach, 183 .enable = mpt_cam_enable, 184 .ready = mpt_cam_ready, 185 .event = mpt_cam_event, 186 .reset = mpt_cam_ioc_reset, 187 .detach = mpt_cam_detach, 188 }; 189 190 DECLARE_MPT_PERSONALITY(mpt_cam, SI_ORDER_SECOND); 191 MODULE_DEPEND(mpt_cam, cam, 1, 1, 1); 192 193 int mpt_enable_sata_wc = -1; 194 TUNABLE_INT("hw.mpt.enable_sata_wc", &mpt_enable_sata_wc); 195 196 int 197 mpt_cam_probe(struct mpt_softc *mpt) 198 { 199 int role; 200 201 /* 202 * Only attach to nodes that support the initiator or target role 203 * (or want to) or have RAID physical devices that need CAM pass-thru 204 * support. 205 */ 206 if (mpt->do_cfg_role) { 207 role = mpt->cfg_role; 208 } else { 209 role = mpt->role; 210 } 211 if ((role & (MPT_ROLE_TARGET|MPT_ROLE_INITIATOR)) != 0 || 212 (mpt->ioc_page2 != NULL && mpt->ioc_page2->MaxPhysDisks != 0)) { 213 return (0); 214 } 215 return (ENODEV); 216 } 217 218 int 219 mpt_cam_attach(struct mpt_softc *mpt) 220 { 221 struct cam_devq *devq; 222 mpt_handler_t handler; 223 int maxq; 224 int error; 225 226 MPT_LOCK(mpt); 227 TAILQ_INIT(&mpt->request_timeout_list); 228 maxq = (mpt->ioc_facts.GlobalCredits < MPT_MAX_REQUESTS(mpt))? 229 mpt->ioc_facts.GlobalCredits : MPT_MAX_REQUESTS(mpt); 230 231 handler.reply_handler = mpt_scsi_reply_handler; 232 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler, 233 &scsi_io_handler_id); 234 if (error != 0) { 235 MPT_UNLOCK(mpt); 236 goto cleanup; 237 } 238 239 handler.reply_handler = mpt_scsi_tmf_reply_handler; 240 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler, 241 &scsi_tmf_handler_id); 242 if (error != 0) { 243 MPT_UNLOCK(mpt); 244 goto cleanup; 245 } 246 247 /* 248 * If we're fibre channel and could support target mode, we register 249 * an ELS reply handler and give it resources. 250 */ 251 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET) != 0) { 252 handler.reply_handler = mpt_fc_els_reply_handler; 253 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler, 254 &fc_els_handler_id); 255 if (error != 0) { 256 MPT_UNLOCK(mpt); 257 goto cleanup; 258 } 259 if (mpt_add_els_buffers(mpt) == FALSE) { 260 error = ENOMEM; 261 MPT_UNLOCK(mpt); 262 goto cleanup; 263 } 264 maxq -= mpt->els_cmds_allocated; 265 } 266 267 /* 268 * If we support target mode, we register a reply handler for it, 269 * but don't add command resources until we actually enable target 270 * mode. 271 */ 272 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET) != 0) { 273 handler.reply_handler = mpt_scsi_tgt_reply_handler; 274 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler, 275 &mpt->scsi_tgt_handler_id); 276 if (error != 0) { 277 MPT_UNLOCK(mpt); 278 goto cleanup; 279 } 280 } 281 282 if (mpt->is_sas) { 283 handler.reply_handler = mpt_sata_pass_reply_handler; 284 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler, 285 &sata_pass_handler_id); 286 if (error != 0) { 287 MPT_UNLOCK(mpt); 288 goto cleanup; 289 } 290 } 291 292 /* 293 * We keep one request reserved for timeout TMF requests. 294 */ 295 mpt->tmf_req = mpt_get_request(mpt, FALSE); 296 if (mpt->tmf_req == NULL) { 297 mpt_prt(mpt, "Unable to allocate dedicated TMF request!\n"); 298 error = ENOMEM; 299 MPT_UNLOCK(mpt); 300 goto cleanup; 301 } 302 303 /* 304 * Mark the request as free even though not on the free list. 305 * There is only one TMF request allowed to be outstanding at 306 * a time and the TMF routines perform their own allocation 307 * tracking using the standard state flags. 308 */ 309 mpt->tmf_req->state = REQ_STATE_FREE; 310 maxq--; 311 312 /* 313 * The rest of this is CAM foo, for which we need to drop our lock 314 */ 315 MPT_UNLOCK(mpt); 316 317 if (mpt_spawn_recovery_thread(mpt) != 0) { 318 mpt_prt(mpt, "Unable to spawn recovery thread!\n"); 319 error = ENOMEM; 320 goto cleanup; 321 } 322 323 /* 324 * Create the device queue for our SIM(s). 325 */ 326 devq = cam_simq_alloc(maxq); 327 if (devq == NULL) { 328 mpt_prt(mpt, "Unable to allocate CAM SIMQ!\n"); 329 error = ENOMEM; 330 goto cleanup; 331 } 332 333 /* 334 * Construct our SIM entry. 335 */ 336 mpt->sim = 337 mpt_sim_alloc(mpt_action, mpt_poll, "mpt", mpt, 1, maxq, devq); 338 if (mpt->sim == NULL) { 339 mpt_prt(mpt, "Unable to allocate CAM SIM!\n"); 340 cam_simq_free(devq); 341 error = ENOMEM; 342 goto cleanup; 343 } 344 345 /* 346 * Register exactly this bus. 347 */ 348 MPT_LOCK(mpt); 349 if (mpt_xpt_bus_register(mpt->sim, mpt->dev, 0) != CAM_SUCCESS) { 350 mpt_prt(mpt, "Bus registration Failed!\n"); 351 error = ENOMEM; 352 MPT_UNLOCK(mpt); 353 goto cleanup; 354 } 355 356 if (xpt_create_path(&mpt->path, NULL, cam_sim_path(mpt->sim), 357 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 358 mpt_prt(mpt, "Unable to allocate Path!\n"); 359 error = ENOMEM; 360 MPT_UNLOCK(mpt); 361 goto cleanup; 362 } 363 MPT_UNLOCK(mpt); 364 365 /* 366 * Only register a second bus for RAID physical 367 * devices if the controller supports RAID. 368 */ 369 if (mpt->ioc_page2 == NULL || mpt->ioc_page2->MaxPhysDisks == 0) { 370 return (0); 371 } 372 373 /* 374 * Create a "bus" to export all hidden disks to CAM. 375 */ 376 mpt->phydisk_sim = 377 mpt_sim_alloc(mpt_action, mpt_poll, "mpt", mpt, 1, maxq, devq); 378 if (mpt->phydisk_sim == NULL) { 379 mpt_prt(mpt, "Unable to allocate Physical Disk CAM SIM!\n"); 380 error = ENOMEM; 381 goto cleanup; 382 } 383 384 /* 385 * Register this bus. 386 */ 387 MPT_LOCK(mpt); 388 if (mpt_xpt_bus_register(mpt->phydisk_sim, mpt->dev, 1) != 389 CAM_SUCCESS) { 390 mpt_prt(mpt, "Physical Disk Bus registration Failed!\n"); 391 error = ENOMEM; 392 MPT_UNLOCK(mpt); 393 goto cleanup; 394 } 395 396 if (xpt_create_path(&mpt->phydisk_path, NULL, 397 cam_sim_path(mpt->phydisk_sim), 398 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 399 mpt_prt(mpt, "Unable to allocate Physical Disk Path!\n"); 400 error = ENOMEM; 401 MPT_UNLOCK(mpt); 402 goto cleanup; 403 } 404 MPT_UNLOCK(mpt); 405 mpt_lprt(mpt, MPT_PRT_DEBUG, "attached cam\n"); 406 return (0); 407 408 cleanup: 409 mpt_cam_detach(mpt); 410 return (error); 411 } 412 413 /* 414 * Read FC configuration information 415 */ 416 static int 417 mpt_read_config_info_fc(struct mpt_softc *mpt) 418 { 419 char *topology = NULL; 420 int rv; 421 422 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_FC_PORT, 0, 423 0, &mpt->mpt_fcport_page0.Header, FALSE, 5000); 424 if (rv) { 425 return (-1); 426 } 427 mpt_lprt(mpt, MPT_PRT_DEBUG, "FC Port Page 0 Header: %x %x %x %x\n", 428 mpt->mpt_fcport_page0.Header.PageVersion, 429 mpt->mpt_fcport_page0.Header.PageLength, 430 mpt->mpt_fcport_page0.Header.PageNumber, 431 mpt->mpt_fcport_page0.Header.PageType); 432 433 434 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_fcport_page0.Header, 435 sizeof(mpt->mpt_fcport_page0), FALSE, 5000); 436 if (rv) { 437 mpt_prt(mpt, "failed to read FC Port Page 0\n"); 438 return (-1); 439 } 440 mpt2host_config_page_fc_port_0(&mpt->mpt_fcport_page0); 441 442 mpt->mpt_fcport_speed = mpt->mpt_fcport_page0.CurrentSpeed; 443 444 switch (mpt->mpt_fcport_page0.Flags & 445 MPI_FCPORTPAGE0_FLAGS_ATTACH_TYPE_MASK) { 446 case MPI_FCPORTPAGE0_FLAGS_ATTACH_NO_INIT: 447 mpt->mpt_fcport_speed = 0; 448 topology = "<NO LOOP>"; 449 break; 450 case MPI_FCPORTPAGE0_FLAGS_ATTACH_POINT_TO_POINT: 451 topology = "N-Port"; 452 break; 453 case MPI_FCPORTPAGE0_FLAGS_ATTACH_PRIVATE_LOOP: 454 topology = "NL-Port"; 455 break; 456 case MPI_FCPORTPAGE0_FLAGS_ATTACH_FABRIC_DIRECT: 457 topology = "F-Port"; 458 break; 459 case MPI_FCPORTPAGE0_FLAGS_ATTACH_PUBLIC_LOOP: 460 topology = "FL-Port"; 461 break; 462 default: 463 mpt->mpt_fcport_speed = 0; 464 topology = "?"; 465 break; 466 } 467 468 mpt_lprt(mpt, MPT_PRT_INFO, 469 "FC Port Page 0: Topology <%s> WWNN 0x%08x%08x WWPN 0x%08x%08x " 470 "Speed %u-Gbit\n", topology, 471 mpt->mpt_fcport_page0.WWNN.High, 472 mpt->mpt_fcport_page0.WWNN.Low, 473 mpt->mpt_fcport_page0.WWPN.High, 474 mpt->mpt_fcport_page0.WWPN.Low, 475 mpt->mpt_fcport_speed); 476 #if __FreeBSD_version >= 500000 477 MPT_UNLOCK(mpt); 478 { 479 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(mpt->dev); 480 struct sysctl_oid *tree = device_get_sysctl_tree(mpt->dev); 481 482 snprintf(mpt->scinfo.fc.wwnn, 483 sizeof (mpt->scinfo.fc.wwnn), "0x%08x%08x", 484 mpt->mpt_fcport_page0.WWNN.High, 485 mpt->mpt_fcport_page0.WWNN.Low); 486 487 snprintf(mpt->scinfo.fc.wwpn, 488 sizeof (mpt->scinfo.fc.wwpn), "0x%08x%08x", 489 mpt->mpt_fcport_page0.WWPN.High, 490 mpt->mpt_fcport_page0.WWPN.Low); 491 492 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 493 "wwnn", CTLFLAG_RD, mpt->scinfo.fc.wwnn, 0, 494 "World Wide Node Name"); 495 496 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 497 "wwpn", CTLFLAG_RD, mpt->scinfo.fc.wwpn, 0, 498 "World Wide Port Name"); 499 500 } 501 MPT_LOCK(mpt); 502 #endif 503 return (0); 504 } 505 506 /* 507 * Set FC configuration information. 508 */ 509 static int 510 mpt_set_initial_config_fc(struct mpt_softc *mpt) 511 { 512 513 CONFIG_PAGE_FC_PORT_1 fc; 514 U32 fl; 515 int r, doit = 0; 516 int role; 517 518 r = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_FC_PORT, 1, 0, 519 &fc.Header, FALSE, 5000); 520 if (r) { 521 mpt_prt(mpt, "failed to read FC page 1 header\n"); 522 return (mpt_fc_reset_link(mpt, 1)); 523 } 524 525 r = mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_NVRAM, 0, 526 &fc.Header, sizeof (fc), FALSE, 5000); 527 if (r) { 528 mpt_prt(mpt, "failed to read FC page 1\n"); 529 return (mpt_fc_reset_link(mpt, 1)); 530 } 531 mpt2host_config_page_fc_port_1(&fc); 532 533 /* 534 * Check our flags to make sure we support the role we want. 535 */ 536 doit = 0; 537 role = 0; 538 fl = fc.Flags; 539 540 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_INIT) { 541 role |= MPT_ROLE_INITIATOR; 542 } 543 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG) { 544 role |= MPT_ROLE_TARGET; 545 } 546 547 fl &= ~MPI_FCPORTPAGE1_FLAGS_PROT_MASK; 548 549 if (mpt->do_cfg_role == 0) { 550 role = mpt->cfg_role; 551 } else { 552 mpt->do_cfg_role = 0; 553 } 554 555 if (role != mpt->cfg_role) { 556 if (mpt->cfg_role & MPT_ROLE_INITIATOR) { 557 if ((role & MPT_ROLE_INITIATOR) == 0) { 558 mpt_prt(mpt, "adding initiator role\n"); 559 fl |= MPI_FCPORTPAGE1_FLAGS_PROT_FCP_INIT; 560 doit++; 561 } else { 562 mpt_prt(mpt, "keeping initiator role\n"); 563 } 564 } else if (role & MPT_ROLE_INITIATOR) { 565 mpt_prt(mpt, "removing initiator role\n"); 566 doit++; 567 } 568 if (mpt->cfg_role & MPT_ROLE_TARGET) { 569 if ((role & MPT_ROLE_TARGET) == 0) { 570 mpt_prt(mpt, "adding target role\n"); 571 fl |= MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG; 572 doit++; 573 } else { 574 mpt_prt(mpt, "keeping target role\n"); 575 } 576 } else if (role & MPT_ROLE_TARGET) { 577 mpt_prt(mpt, "removing target role\n"); 578 doit++; 579 } 580 mpt->role = mpt->cfg_role; 581 } 582 583 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG) { 584 if ((fl & MPI_FCPORTPAGE1_FLAGS_TARGET_MODE_OXID) == 0) { 585 mpt_prt(mpt, "adding OXID option\n"); 586 fl |= MPI_FCPORTPAGE1_FLAGS_TARGET_MODE_OXID; 587 doit++; 588 } 589 } 590 591 if (doit) { 592 fc.Flags = fl; 593 host2mpt_config_page_fc_port_1(&fc); 594 r = mpt_write_cfg_page(mpt, 595 MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM, 0, &fc.Header, 596 sizeof(fc), FALSE, 5000); 597 if (r != 0) { 598 mpt_prt(mpt, "failed to update NVRAM with changes\n"); 599 return (0); 600 } 601 mpt_prt(mpt, "NOTE: NVRAM changes will not take " 602 "effect until next reboot or IOC reset\n"); 603 } 604 return (0); 605 } 606 607 static int 608 mptsas_sas_io_unit_pg0(struct mpt_softc *mpt, struct mptsas_portinfo *portinfo) 609 { 610 ConfigExtendedPageHeader_t hdr; 611 struct mptsas_phyinfo *phyinfo; 612 SasIOUnitPage0_t *buffer; 613 int error, len, i; 614 615 error = mpt_read_extcfg_header(mpt, MPI_SASIOUNITPAGE0_PAGEVERSION, 616 0, 0, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 617 &hdr, 0, 10000); 618 if (error) 619 goto out; 620 if (hdr.ExtPageLength == 0) { 621 error = ENXIO; 622 goto out; 623 } 624 625 len = hdr.ExtPageLength * 4; 626 buffer = malloc(len, M_DEVBUF, M_NOWAIT|M_ZERO); 627 if (buffer == NULL) { 628 error = ENOMEM; 629 goto out; 630 } 631 632 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT, 633 0, &hdr, buffer, len, 0, 10000); 634 if (error) { 635 free(buffer, M_DEVBUF); 636 goto out; 637 } 638 639 portinfo->num_phys = buffer->NumPhys; 640 portinfo->phy_info = malloc(sizeof(*portinfo->phy_info) * 641 portinfo->num_phys, M_DEVBUF, M_NOWAIT|M_ZERO); 642 if (portinfo->phy_info == NULL) { 643 free(buffer, M_DEVBUF); 644 error = ENOMEM; 645 goto out; 646 } 647 648 for (i = 0; i < portinfo->num_phys; i++) { 649 phyinfo = &portinfo->phy_info[i]; 650 phyinfo->phy_num = i; 651 phyinfo->port_id = buffer->PhyData[i].Port; 652 phyinfo->negotiated_link_rate = 653 buffer->PhyData[i].NegotiatedLinkRate; 654 phyinfo->handle = 655 le16toh(buffer->PhyData[i].ControllerDevHandle); 656 } 657 658 free(buffer, M_DEVBUF); 659 out: 660 return (error); 661 } 662 663 static int 664 mptsas_sas_phy_pg0(struct mpt_softc *mpt, struct mptsas_phyinfo *phy_info, 665 uint32_t form, uint32_t form_specific) 666 { 667 ConfigExtendedPageHeader_t hdr; 668 SasPhyPage0_t *buffer; 669 int error; 670 671 error = mpt_read_extcfg_header(mpt, MPI_SASPHY0_PAGEVERSION, 0, 0, 672 MPI_CONFIG_EXTPAGETYPE_SAS_PHY, &hdr, 673 0, 10000); 674 if (error) 675 goto out; 676 if (hdr.ExtPageLength == 0) { 677 error = ENXIO; 678 goto out; 679 } 680 681 buffer = malloc(sizeof(SasPhyPage0_t), M_DEVBUF, M_NOWAIT|M_ZERO); 682 if (buffer == NULL) { 683 error = ENOMEM; 684 goto out; 685 } 686 687 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT, 688 form + form_specific, &hdr, buffer, 689 sizeof(SasPhyPage0_t), 0, 10000); 690 if (error) { 691 free(buffer, M_DEVBUF); 692 goto out; 693 } 694 695 phy_info->hw_link_rate = buffer->HwLinkRate; 696 phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; 697 phy_info->identify.dev_handle = le16toh(buffer->OwnerDevHandle); 698 phy_info->attached.dev_handle = le16toh(buffer->AttachedDevHandle); 699 700 free(buffer, M_DEVBUF); 701 out: 702 return (error); 703 } 704 705 static int 706 mptsas_sas_device_pg0(struct mpt_softc *mpt, struct mptsas_devinfo *device_info, 707 uint32_t form, uint32_t form_specific) 708 { 709 ConfigExtendedPageHeader_t hdr; 710 SasDevicePage0_t *buffer; 711 uint64_t sas_address; 712 int error = 0; 713 714 bzero(device_info, sizeof(*device_info)); 715 error = mpt_read_extcfg_header(mpt, MPI_SASDEVICE0_PAGEVERSION, 0, 0, 716 MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, 717 &hdr, 0, 10000); 718 if (error) 719 goto out; 720 if (hdr.ExtPageLength == 0) { 721 error = ENXIO; 722 goto out; 723 } 724 725 buffer = malloc(sizeof(SasDevicePage0_t), M_DEVBUF, M_NOWAIT|M_ZERO); 726 if (buffer == NULL) { 727 error = ENOMEM; 728 goto out; 729 } 730 731 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT, 732 form + form_specific, &hdr, buffer, 733 sizeof(SasDevicePage0_t), 0, 10000); 734 if (error) { 735 free(buffer, M_DEVBUF); 736 goto out; 737 } 738 739 device_info->dev_handle = le16toh(buffer->DevHandle); 740 device_info->parent_dev_handle = le16toh(buffer->ParentDevHandle); 741 device_info->enclosure_handle = le16toh(buffer->EnclosureHandle); 742 device_info->slot = le16toh(buffer->Slot); 743 device_info->phy_num = buffer->PhyNum; 744 device_info->physical_port = buffer->PhysicalPort; 745 device_info->target_id = buffer->TargetID; 746 device_info->bus = buffer->Bus; 747 bcopy(&buffer->SASAddress, &sas_address, sizeof(uint64_t)); 748 device_info->sas_address = le64toh(sas_address); 749 device_info->device_info = le32toh(buffer->DeviceInfo); 750 751 free(buffer, M_DEVBUF); 752 out: 753 return (error); 754 } 755 756 /* 757 * Read SAS configuration information. Nothing to do yet. 758 */ 759 static int 760 mpt_read_config_info_sas(struct mpt_softc *mpt) 761 { 762 struct mptsas_portinfo *portinfo; 763 struct mptsas_phyinfo *phyinfo; 764 int error, i; 765 766 portinfo = malloc(sizeof(*portinfo), M_DEVBUF, M_NOWAIT|M_ZERO); 767 if (portinfo == NULL) 768 return (ENOMEM); 769 770 error = mptsas_sas_io_unit_pg0(mpt, portinfo); 771 if (error) { 772 free(portinfo, M_DEVBUF); 773 return (0); 774 } 775 776 for (i = 0; i < portinfo->num_phys; i++) { 777 phyinfo = &portinfo->phy_info[i]; 778 error = mptsas_sas_phy_pg0(mpt, phyinfo, 779 (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER << 780 MPI_SAS_PHY_PGAD_FORM_SHIFT), i); 781 if (error) 782 break; 783 error = mptsas_sas_device_pg0(mpt, &phyinfo->identify, 784 (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << 785 MPI_SAS_DEVICE_PGAD_FORM_SHIFT), 786 phyinfo->handle); 787 if (error) 788 break; 789 phyinfo->identify.phy_num = phyinfo->phy_num = i; 790 if (phyinfo->attached.dev_handle) 791 error = mptsas_sas_device_pg0(mpt, 792 &phyinfo->attached, 793 (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << 794 MPI_SAS_DEVICE_PGAD_FORM_SHIFT), 795 phyinfo->attached.dev_handle); 796 if (error) 797 break; 798 } 799 mpt->sas_portinfo = portinfo; 800 return (0); 801 } 802 803 static void 804 mptsas_set_sata_wc(struct mpt_softc *mpt, struct mptsas_devinfo *devinfo, 805 int enabled) 806 { 807 SataPassthroughRequest_t *pass; 808 request_t *req; 809 int error, status; 810 811 req = mpt_get_request(mpt, 0); 812 if (req == NULL) 813 return; 814 815 pass = req->req_vbuf; 816 bzero(pass, sizeof(SataPassthroughRequest_t)); 817 pass->Function = MPI_FUNCTION_SATA_PASSTHROUGH; 818 pass->TargetID = devinfo->target_id; 819 pass->Bus = devinfo->bus; 820 pass->PassthroughFlags = 0; 821 pass->ConnectionRate = MPI_SATA_PT_REQ_CONNECT_RATE_NEGOTIATED; 822 pass->DataLength = 0; 823 pass->MsgContext = htole32(req->index | sata_pass_handler_id); 824 pass->CommandFIS[0] = 0x27; 825 pass->CommandFIS[1] = 0x80; 826 pass->CommandFIS[2] = 0xef; 827 pass->CommandFIS[3] = (enabled) ? 0x02 : 0x82; 828 pass->CommandFIS[7] = 0x40; 829 pass->CommandFIS[15] = 0x08; 830 831 mpt_check_doorbell(mpt); 832 mpt_send_cmd(mpt, req); 833 error = mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE, 0, 834 10 * 1000); 835 if (error) { 836 mpt_free_request(mpt, req); 837 printf("error %d sending passthrough\n", error); 838 return; 839 } 840 841 status = le16toh(req->IOCStatus); 842 if (status != MPI_IOCSTATUS_SUCCESS) { 843 mpt_free_request(mpt, req); 844 printf("IOCSTATUS %d\n", status); 845 return; 846 } 847 848 mpt_free_request(mpt, req); 849 } 850 851 /* 852 * Set SAS configuration information. Nothing to do yet. 853 */ 854 static int 855 mpt_set_initial_config_sas(struct mpt_softc *mpt) 856 { 857 struct mptsas_phyinfo *phyinfo; 858 int i; 859 860 if ((mpt_enable_sata_wc != -1) && (mpt->sas_portinfo != NULL)) { 861 for (i = 0; i < mpt->sas_portinfo->num_phys; i++) { 862 phyinfo = &mpt->sas_portinfo->phy_info[i]; 863 if (phyinfo->attached.dev_handle == 0) 864 continue; 865 if ((phyinfo->attached.device_info & 866 MPI_SAS_DEVICE_INFO_SATA_DEVICE) == 0) 867 continue; 868 if (bootverbose) 869 device_printf(mpt->dev, 870 "%sabling SATA WC on phy %d\n", 871 (mpt_enable_sata_wc) ? "En" : "Dis", i); 872 mptsas_set_sata_wc(mpt, &phyinfo->attached, 873 mpt_enable_sata_wc); 874 } 875 } 876 877 return (0); 878 } 879 880 static int 881 mpt_sata_pass_reply_handler(struct mpt_softc *mpt, request_t *req, 882 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 883 { 884 if (req != NULL) { 885 886 if (reply_frame != NULL) { 887 req->IOCStatus = le16toh(reply_frame->IOCStatus); 888 } 889 req->state &= ~REQ_STATE_QUEUED; 890 req->state |= REQ_STATE_DONE; 891 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 892 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) { 893 wakeup(req); 894 } else if ((req->state & REQ_STATE_TIMEDOUT) != 0) { 895 /* 896 * Whew- we can free this request (late completion) 897 */ 898 mpt_free_request(mpt, req); 899 } 900 } 901 902 return (TRUE); 903 } 904 905 /* 906 * Read SCSI configuration information 907 */ 908 static int 909 mpt_read_config_info_spi(struct mpt_softc *mpt) 910 { 911 int rv, i; 912 913 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 0, 0, 914 &mpt->mpt_port_page0.Header, FALSE, 5000); 915 if (rv) { 916 return (-1); 917 } 918 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 0 Header: %x %x %x %x\n", 919 mpt->mpt_port_page0.Header.PageVersion, 920 mpt->mpt_port_page0.Header.PageLength, 921 mpt->mpt_port_page0.Header.PageNumber, 922 mpt->mpt_port_page0.Header.PageType); 923 924 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 1, 0, 925 &mpt->mpt_port_page1.Header, FALSE, 5000); 926 if (rv) { 927 return (-1); 928 } 929 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 1 Header: %x %x %x %x\n", 930 mpt->mpt_port_page1.Header.PageVersion, 931 mpt->mpt_port_page1.Header.PageLength, 932 mpt->mpt_port_page1.Header.PageNumber, 933 mpt->mpt_port_page1.Header.PageType); 934 935 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 2, 0, 936 &mpt->mpt_port_page2.Header, FALSE, 5000); 937 if (rv) { 938 return (-1); 939 } 940 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 2 Header: %x %x %x %x\n", 941 mpt->mpt_port_page2.Header.PageVersion, 942 mpt->mpt_port_page2.Header.PageLength, 943 mpt->mpt_port_page2.Header.PageNumber, 944 mpt->mpt_port_page2.Header.PageType); 945 946 for (i = 0; i < 16; i++) { 947 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_DEVICE, 948 0, i, &mpt->mpt_dev_page0[i].Header, FALSE, 5000); 949 if (rv) { 950 return (-1); 951 } 952 mpt_lprt(mpt, MPT_PRT_DEBUG, 953 "SPI Target %d Device Page 0 Header: %x %x %x %x\n", i, 954 mpt->mpt_dev_page0[i].Header.PageVersion, 955 mpt->mpt_dev_page0[i].Header.PageLength, 956 mpt->mpt_dev_page0[i].Header.PageNumber, 957 mpt->mpt_dev_page0[i].Header.PageType); 958 959 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_DEVICE, 960 1, i, &mpt->mpt_dev_page1[i].Header, FALSE, 5000); 961 if (rv) { 962 return (-1); 963 } 964 mpt_lprt(mpt, MPT_PRT_DEBUG, 965 "SPI Target %d Device Page 1 Header: %x %x %x %x\n", i, 966 mpt->mpt_dev_page1[i].Header.PageVersion, 967 mpt->mpt_dev_page1[i].Header.PageLength, 968 mpt->mpt_dev_page1[i].Header.PageNumber, 969 mpt->mpt_dev_page1[i].Header.PageType); 970 } 971 972 /* 973 * At this point, we don't *have* to fail. As long as we have 974 * valid config header information, we can (barely) lurch 975 * along. 976 */ 977 978 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page0.Header, 979 sizeof(mpt->mpt_port_page0), FALSE, 5000); 980 if (rv) { 981 mpt_prt(mpt, "failed to read SPI Port Page 0\n"); 982 } else { 983 mpt2host_config_page_scsi_port_0(&mpt->mpt_port_page0); 984 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 985 "SPI Port Page 0: Capabilities %x PhysicalInterface %x\n", 986 mpt->mpt_port_page0.Capabilities, 987 mpt->mpt_port_page0.PhysicalInterface); 988 } 989 990 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page1.Header, 991 sizeof(mpt->mpt_port_page1), FALSE, 5000); 992 if (rv) { 993 mpt_prt(mpt, "failed to read SPI Port Page 1\n"); 994 } else { 995 mpt2host_config_page_scsi_port_1(&mpt->mpt_port_page1); 996 mpt_lprt(mpt, MPT_PRT_DEBUG, 997 "SPI Port Page 1: Configuration %x OnBusTimerValue %x\n", 998 mpt->mpt_port_page1.Configuration, 999 mpt->mpt_port_page1.OnBusTimerValue); 1000 } 1001 1002 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page2.Header, 1003 sizeof(mpt->mpt_port_page2), FALSE, 5000); 1004 if (rv) { 1005 mpt_prt(mpt, "failed to read SPI Port Page 2\n"); 1006 } else { 1007 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 1008 "Port Page 2: Flags %x Settings %x\n", 1009 mpt->mpt_port_page2.PortFlags, 1010 mpt->mpt_port_page2.PortSettings); 1011 mpt2host_config_page_scsi_port_2(&mpt->mpt_port_page2); 1012 for (i = 0; i < 16; i++) { 1013 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 1014 " Port Page 2 Tgt %d: timo %x SF %x Flags %x\n", 1015 i, mpt->mpt_port_page2.DeviceSettings[i].Timeout, 1016 mpt->mpt_port_page2.DeviceSettings[i].SyncFactor, 1017 mpt->mpt_port_page2.DeviceSettings[i].DeviceFlags); 1018 } 1019 } 1020 1021 for (i = 0; i < 16; i++) { 1022 rv = mpt_read_cur_cfg_page(mpt, i, 1023 &mpt->mpt_dev_page0[i].Header, sizeof(*mpt->mpt_dev_page0), 1024 FALSE, 5000); 1025 if (rv) { 1026 mpt_prt(mpt, 1027 "cannot read SPI Target %d Device Page 0\n", i); 1028 continue; 1029 } 1030 mpt2host_config_page_scsi_device_0(&mpt->mpt_dev_page0[i]); 1031 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 1032 "target %d page 0: Negotiated Params %x Information %x\n", 1033 i, mpt->mpt_dev_page0[i].NegotiatedParameters, 1034 mpt->mpt_dev_page0[i].Information); 1035 1036 rv = mpt_read_cur_cfg_page(mpt, i, 1037 &mpt->mpt_dev_page1[i].Header, sizeof(*mpt->mpt_dev_page1), 1038 FALSE, 5000); 1039 if (rv) { 1040 mpt_prt(mpt, 1041 "cannot read SPI Target %d Device Page 1\n", i); 1042 continue; 1043 } 1044 mpt2host_config_page_scsi_device_1(&mpt->mpt_dev_page1[i]); 1045 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 1046 "target %d page 1: Requested Params %x Configuration %x\n", 1047 i, mpt->mpt_dev_page1[i].RequestedParameters, 1048 mpt->mpt_dev_page1[i].Configuration); 1049 } 1050 return (0); 1051 } 1052 1053 /* 1054 * Validate SPI configuration information. 1055 * 1056 * In particular, validate SPI Port Page 1. 1057 */ 1058 static int 1059 mpt_set_initial_config_spi(struct mpt_softc *mpt) 1060 { 1061 int i, pp1val = ((1 << mpt->mpt_ini_id) << 16) | mpt->mpt_ini_id; 1062 int error; 1063 1064 mpt->mpt_disc_enable = 0xff; 1065 mpt->mpt_tag_enable = 0; 1066 1067 if (mpt->mpt_port_page1.Configuration != pp1val) { 1068 CONFIG_PAGE_SCSI_PORT_1 tmp; 1069 1070 mpt_prt(mpt, "SPI Port Page 1 Config value bad (%x)- should " 1071 "be %x\n", mpt->mpt_port_page1.Configuration, pp1val); 1072 tmp = mpt->mpt_port_page1; 1073 tmp.Configuration = pp1val; 1074 host2mpt_config_page_scsi_port_1(&tmp); 1075 error = mpt_write_cur_cfg_page(mpt, 0, 1076 &tmp.Header, sizeof(tmp), FALSE, 5000); 1077 if (error) { 1078 return (-1); 1079 } 1080 error = mpt_read_cur_cfg_page(mpt, 0, 1081 &tmp.Header, sizeof(tmp), FALSE, 5000); 1082 if (error) { 1083 return (-1); 1084 } 1085 mpt2host_config_page_scsi_port_1(&tmp); 1086 if (tmp.Configuration != pp1val) { 1087 mpt_prt(mpt, 1088 "failed to reset SPI Port Page 1 Config value\n"); 1089 return (-1); 1090 } 1091 mpt->mpt_port_page1 = tmp; 1092 } 1093 1094 /* 1095 * The purpose of this exercise is to get 1096 * all targets back to async/narrow. 1097 * 1098 * We skip this step if the BIOS has already negotiated 1099 * speeds with the targets. 1100 */ 1101 i = mpt->mpt_port_page2.PortSettings & 1102 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS; 1103 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS) { 1104 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 1105 "honoring BIOS transfer negotiations\n"); 1106 } else { 1107 for (i = 0; i < 16; i++) { 1108 mpt->mpt_dev_page1[i].RequestedParameters = 0; 1109 mpt->mpt_dev_page1[i].Configuration = 0; 1110 (void) mpt_update_spi_config(mpt, i); 1111 } 1112 } 1113 return (0); 1114 } 1115 1116 int 1117 mpt_cam_enable(struct mpt_softc *mpt) 1118 { 1119 int error; 1120 1121 MPT_LOCK(mpt); 1122 1123 error = EIO; 1124 if (mpt->is_fc) { 1125 if (mpt_read_config_info_fc(mpt)) { 1126 goto out; 1127 } 1128 if (mpt_set_initial_config_fc(mpt)) { 1129 goto out; 1130 } 1131 } else if (mpt->is_sas) { 1132 if (mpt_read_config_info_sas(mpt)) { 1133 goto out; 1134 } 1135 if (mpt_set_initial_config_sas(mpt)) { 1136 goto out; 1137 } 1138 } else if (mpt->is_spi) { 1139 if (mpt_read_config_info_spi(mpt)) { 1140 goto out; 1141 } 1142 if (mpt_set_initial_config_spi(mpt)) { 1143 goto out; 1144 } 1145 } 1146 error = 0; 1147 1148 out: 1149 MPT_UNLOCK(mpt); 1150 return (error); 1151 } 1152 1153 void 1154 mpt_cam_ready(struct mpt_softc *mpt) 1155 { 1156 /* 1157 * If we're in target mode, hang out resources now 1158 * so we don't cause the world to hang talking to us. 1159 */ 1160 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) { 1161 /* 1162 * Try to add some target command resources 1163 */ 1164 MPT_LOCK(mpt); 1165 if (mpt_add_target_commands(mpt) == FALSE) { 1166 mpt_prt(mpt, "failed to add target commands\n"); 1167 } 1168 MPT_UNLOCK(mpt); 1169 } 1170 mpt->ready = 1; 1171 } 1172 1173 void 1174 mpt_cam_detach(struct mpt_softc *mpt) 1175 { 1176 mpt_handler_t handler; 1177 1178 MPT_LOCK(mpt); 1179 mpt->ready = 0; 1180 mpt_terminate_recovery_thread(mpt); 1181 1182 handler.reply_handler = mpt_scsi_reply_handler; 1183 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, 1184 scsi_io_handler_id); 1185 handler.reply_handler = mpt_scsi_tmf_reply_handler; 1186 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, 1187 scsi_tmf_handler_id); 1188 handler.reply_handler = mpt_fc_els_reply_handler; 1189 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, 1190 fc_els_handler_id); 1191 handler.reply_handler = mpt_scsi_tgt_reply_handler; 1192 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, 1193 mpt->scsi_tgt_handler_id); 1194 handler.reply_handler = mpt_sata_pass_reply_handler; 1195 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, 1196 sata_pass_handler_id); 1197 1198 if (mpt->tmf_req != NULL) { 1199 mpt->tmf_req->state = REQ_STATE_ALLOCATED; 1200 mpt_free_request(mpt, mpt->tmf_req); 1201 mpt->tmf_req = NULL; 1202 } 1203 if (mpt->sas_portinfo != NULL) { 1204 free(mpt->sas_portinfo, M_DEVBUF); 1205 mpt->sas_portinfo = NULL; 1206 } 1207 MPT_UNLOCK(mpt); 1208 1209 if (mpt->sim != NULL) { 1210 xpt_free_path(mpt->path); 1211 MPT_LOCK(mpt); 1212 xpt_bus_deregister(cam_sim_path(mpt->sim)); 1213 MPT_UNLOCK(mpt); 1214 cam_sim_free(mpt->sim, TRUE); 1215 mpt->sim = NULL; 1216 } 1217 1218 if (mpt->phydisk_sim != NULL) { 1219 xpt_free_path(mpt->phydisk_path); 1220 MPT_LOCK(mpt); 1221 xpt_bus_deregister(cam_sim_path(mpt->phydisk_sim)); 1222 MPT_UNLOCK(mpt); 1223 cam_sim_free(mpt->phydisk_sim, TRUE); 1224 mpt->phydisk_sim = NULL; 1225 } 1226 } 1227 1228 /* This routine is used after a system crash to dump core onto the swap device. 1229 */ 1230 static void 1231 mpt_poll(struct cam_sim *sim) 1232 { 1233 struct mpt_softc *mpt; 1234 1235 mpt = (struct mpt_softc *)cam_sim_softc(sim); 1236 mpt_intr(mpt); 1237 } 1238 1239 /* 1240 * Watchdog timeout routine for SCSI requests. 1241 */ 1242 static void 1243 mpt_timeout(void *arg) 1244 { 1245 union ccb *ccb; 1246 struct mpt_softc *mpt; 1247 request_t *req; 1248 1249 ccb = (union ccb *)arg; 1250 mpt = ccb->ccb_h.ccb_mpt_ptr; 1251 1252 #if __FreeBSD_version < 500000 1253 MPT_LOCK(mpt); 1254 #endif 1255 MPT_LOCK_ASSERT(mpt); 1256 req = ccb->ccb_h.ccb_req_ptr; 1257 mpt_prt(mpt, "request %p:%u timed out for ccb %p (req->ccb %p)\n", req, 1258 req->serno, ccb, req->ccb); 1259 /* XXX: WHAT ARE WE TRYING TO DO HERE? */ 1260 if ((req->state & REQ_STATE_QUEUED) == REQ_STATE_QUEUED) { 1261 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 1262 TAILQ_INSERT_TAIL(&mpt->request_timeout_list, req, links); 1263 req->state |= REQ_STATE_TIMEDOUT; 1264 mpt_wakeup_recovery_thread(mpt); 1265 } 1266 #if __FreeBSD_version < 500000 1267 MPT_UNLOCK(mpt); 1268 #endif 1269 } 1270 1271 /* 1272 * Callback routine from "bus_dmamap_load" or, in simple cases, called directly. 1273 * 1274 * Takes a list of physical segments and builds the SGL for SCSI IO command 1275 * and forwards the commard to the IOC after one last check that CAM has not 1276 * aborted the transaction. 1277 */ 1278 static void 1279 mpt_execute_req_a64(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) 1280 { 1281 request_t *req, *trq; 1282 char *mpt_off; 1283 union ccb *ccb; 1284 struct mpt_softc *mpt; 1285 int seg, first_lim; 1286 uint32_t flags, nxt_off; 1287 void *sglp = NULL; 1288 MSG_REQUEST_HEADER *hdrp; 1289 SGE_SIMPLE64 *se; 1290 SGE_CHAIN64 *ce; 1291 int istgt = 0; 1292 1293 req = (request_t *)arg; 1294 ccb = req->ccb; 1295 1296 mpt = ccb->ccb_h.ccb_mpt_ptr; 1297 req = ccb->ccb_h.ccb_req_ptr; 1298 1299 hdrp = req->req_vbuf; 1300 mpt_off = req->req_vbuf; 1301 1302 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1303 error = EFBIG; 1304 } 1305 1306 if (error == 0) { 1307 switch (hdrp->Function) { 1308 case MPI_FUNCTION_SCSI_IO_REQUEST: 1309 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: 1310 istgt = 0; 1311 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL; 1312 break; 1313 case MPI_FUNCTION_TARGET_ASSIST: 1314 istgt = 1; 1315 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL; 1316 break; 1317 default: 1318 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req_a64\n", 1319 hdrp->Function); 1320 error = EINVAL; 1321 break; 1322 } 1323 } 1324 1325 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1326 error = EFBIG; 1327 mpt_prt(mpt, "segment count %d too large (max %u)\n", 1328 nseg, mpt->max_seg_cnt); 1329 } 1330 1331 bad: 1332 if (error != 0) { 1333 if (error != EFBIG && error != ENOMEM) { 1334 mpt_prt(mpt, "mpt_execute_req_a64: err %d\n", error); 1335 } 1336 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1337 cam_status status; 1338 mpt_freeze_ccb(ccb); 1339 if (error == EFBIG) { 1340 status = CAM_REQ_TOO_BIG; 1341 } else if (error == ENOMEM) { 1342 if (mpt->outofbeer == 0) { 1343 mpt->outofbeer = 1; 1344 xpt_freeze_simq(mpt->sim, 1); 1345 mpt_lprt(mpt, MPT_PRT_DEBUG, 1346 "FREEZEQ\n"); 1347 } 1348 status = CAM_REQUEUE_REQ; 1349 } else { 1350 status = CAM_REQ_CMP_ERR; 1351 } 1352 mpt_set_ccb_status(ccb, status); 1353 } 1354 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1355 request_t *cmd_req = 1356 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1357 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 1358 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 1359 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 1360 } 1361 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1362 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 1363 xpt_done(ccb); 1364 CAMLOCK_2_MPTLOCK(mpt); 1365 mpt_free_request(mpt, req); 1366 MPTLOCK_2_CAMLOCK(mpt); 1367 return; 1368 } 1369 1370 /* 1371 * No data to transfer? 1372 * Just make a single simple SGL with zero length. 1373 */ 1374 1375 if (mpt->verbose >= MPT_PRT_DEBUG) { 1376 int tidx = ((char *)sglp) - mpt_off; 1377 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx); 1378 } 1379 1380 if (nseg == 0) { 1381 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp; 1382 MPI_pSGE_SET_FLAGS(se1, 1383 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER | 1384 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST)); 1385 se1->FlagsLength = htole32(se1->FlagsLength); 1386 goto out; 1387 } 1388 1389 1390 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_64_BIT_ADDRESSING; 1391 if (istgt == 0) { 1392 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { 1393 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1394 } 1395 } else { 1396 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1397 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1398 } 1399 } 1400 1401 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) { 1402 bus_dmasync_op_t op; 1403 if (istgt == 0) { 1404 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1405 op = BUS_DMASYNC_PREREAD; 1406 } else { 1407 op = BUS_DMASYNC_PREWRITE; 1408 } 1409 } else { 1410 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1411 op = BUS_DMASYNC_PREWRITE; 1412 } else { 1413 op = BUS_DMASYNC_PREREAD; 1414 } 1415 } 1416 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); 1417 } 1418 1419 /* 1420 * Okay, fill in what we can at the end of the command frame. 1421 * If we have up to MPT_NSGL_FIRST, we can fit them all into 1422 * the command frame. 1423 * 1424 * Otherwise, we fill up through MPT_NSGL_FIRST less one 1425 * SIMPLE64 pointers and start doing CHAIN64 entries after 1426 * that. 1427 */ 1428 1429 if (nseg < MPT_NSGL_FIRST(mpt)) { 1430 first_lim = nseg; 1431 } else { 1432 /* 1433 * Leave room for CHAIN element 1434 */ 1435 first_lim = MPT_NSGL_FIRST(mpt) - 1; 1436 } 1437 1438 se = (SGE_SIMPLE64 *) sglp; 1439 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) { 1440 uint32_t tf; 1441 1442 memset(se, 0, sizeof (*se)); 1443 se->Address.Low = htole32(dm_segs->ds_addr & 0xffffffff); 1444 if (sizeof(bus_addr_t) > 4) { 1445 se->Address.High = 1446 htole32(((uint64_t)dm_segs->ds_addr) >> 32); 1447 } 1448 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1449 tf = flags; 1450 if (seg == first_lim - 1) { 1451 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1452 } 1453 if (seg == nseg - 1) { 1454 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1455 MPI_SGE_FLAGS_END_OF_BUFFER; 1456 } 1457 MPI_pSGE_SET_FLAGS(se, tf); 1458 se->FlagsLength = htole32(se->FlagsLength); 1459 } 1460 1461 if (seg == nseg) { 1462 goto out; 1463 } 1464 1465 /* 1466 * Tell the IOC where to find the first chain element. 1467 */ 1468 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2; 1469 nxt_off = MPT_RQSL(mpt); 1470 trq = req; 1471 1472 /* 1473 * Make up the rest of the data segments out of a chain element 1474 * (contiained in the current request frame) which points to 1475 * SIMPLE64 elements in the next request frame, possibly ending 1476 * with *another* chain element (if there's more). 1477 */ 1478 while (seg < nseg) { 1479 int this_seg_lim; 1480 uint32_t tf, cur_off; 1481 bus_addr_t chain_list_addr; 1482 1483 /* 1484 * Point to the chain descriptor. Note that the chain 1485 * descriptor is at the end of the *previous* list (whether 1486 * chain or simple). 1487 */ 1488 ce = (SGE_CHAIN64 *) se; 1489 1490 /* 1491 * Before we change our current pointer, make sure we won't 1492 * overflow the request area with this frame. Note that we 1493 * test against 'greater than' here as it's okay in this case 1494 * to have next offset be just outside the request area. 1495 */ 1496 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) { 1497 nxt_off = MPT_REQUEST_AREA; 1498 goto next_chain; 1499 } 1500 1501 /* 1502 * Set our SGE element pointer to the beginning of the chain 1503 * list and update our next chain list offset. 1504 */ 1505 se = (SGE_SIMPLE64 *) &mpt_off[nxt_off]; 1506 cur_off = nxt_off; 1507 nxt_off += MPT_RQSL(mpt); 1508 1509 /* 1510 * Now initialized the chain descriptor. 1511 */ 1512 memset(ce, 0, sizeof (*ce)); 1513 1514 /* 1515 * Get the physical address of the chain list. 1516 */ 1517 chain_list_addr = trq->req_pbuf; 1518 chain_list_addr += cur_off; 1519 if (sizeof (bus_addr_t) > 4) { 1520 ce->Address.High = 1521 htole32(((uint64_t)chain_list_addr) >> 32); 1522 } 1523 ce->Address.Low = htole32(chain_list_addr & 0xffffffff); 1524 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT | 1525 MPI_SGE_FLAGS_64_BIT_ADDRESSING; 1526 1527 /* 1528 * If we have more than a frame's worth of segments left, 1529 * set up the chain list to have the last element be another 1530 * chain descriptor. 1531 */ 1532 if ((nseg - seg) > MPT_NSGL(mpt)) { 1533 this_seg_lim = seg + MPT_NSGL(mpt) - 1; 1534 /* 1535 * The length of the chain is the length in bytes of the 1536 * number of segments plus the next chain element. 1537 * 1538 * The next chain descriptor offset is the length, 1539 * in words, of the number of segments. 1540 */ 1541 ce->Length = (this_seg_lim - seg) * 1542 sizeof (SGE_SIMPLE64); 1543 ce->NextChainOffset = ce->Length >> 2; 1544 ce->Length += sizeof (SGE_CHAIN64); 1545 } else { 1546 this_seg_lim = nseg; 1547 ce->Length = (this_seg_lim - seg) * 1548 sizeof (SGE_SIMPLE64); 1549 } 1550 ce->Length = htole16(ce->Length); 1551 1552 /* 1553 * Fill in the chain list SGE elements with our segment data. 1554 * 1555 * If we're the last element in this chain list, set the last 1556 * element flag. If we're the completely last element period, 1557 * set the end of list and end of buffer flags. 1558 */ 1559 while (seg < this_seg_lim) { 1560 memset(se, 0, sizeof (*se)); 1561 se->Address.Low = htole32(dm_segs->ds_addr & 1562 0xffffffff); 1563 if (sizeof (bus_addr_t) > 4) { 1564 se->Address.High = 1565 htole32(((uint64_t)dm_segs->ds_addr) >> 32); 1566 } 1567 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1568 tf = flags; 1569 if (seg == this_seg_lim - 1) { 1570 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1571 } 1572 if (seg == nseg - 1) { 1573 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1574 MPI_SGE_FLAGS_END_OF_BUFFER; 1575 } 1576 MPI_pSGE_SET_FLAGS(se, tf); 1577 se->FlagsLength = htole32(se->FlagsLength); 1578 se++; 1579 seg++; 1580 dm_segs++; 1581 } 1582 1583 next_chain: 1584 /* 1585 * If we have more segments to do and we've used up all of 1586 * the space in a request area, go allocate another one 1587 * and chain to that. 1588 */ 1589 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) { 1590 request_t *nrq; 1591 1592 CAMLOCK_2_MPTLOCK(mpt); 1593 nrq = mpt_get_request(mpt, FALSE); 1594 MPTLOCK_2_CAMLOCK(mpt); 1595 1596 if (nrq == NULL) { 1597 error = ENOMEM; 1598 goto bad; 1599 } 1600 1601 /* 1602 * Append the new request area on the tail of our list. 1603 */ 1604 if ((trq = req->chain) == NULL) { 1605 req->chain = nrq; 1606 } else { 1607 while (trq->chain != NULL) { 1608 trq = trq->chain; 1609 } 1610 trq->chain = nrq; 1611 } 1612 trq = nrq; 1613 mpt_off = trq->req_vbuf; 1614 if (mpt->verbose >= MPT_PRT_DEBUG) { 1615 memset(mpt_off, 0xff, MPT_REQUEST_AREA); 1616 } 1617 nxt_off = 0; 1618 } 1619 } 1620 out: 1621 1622 /* 1623 * Last time we need to check if this CCB needs to be aborted. 1624 */ 1625 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1626 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1627 request_t *cmd_req = 1628 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1629 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 1630 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 1631 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 1632 } 1633 mpt_prt(mpt, 1634 "mpt_execute_req_a64: I/O cancelled (status 0x%x)\n", 1635 ccb->ccb_h.status & CAM_STATUS_MASK); 1636 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { 1637 bus_dmamap_unload(mpt->buffer_dmat, req->dmap); 1638 } 1639 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1640 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 1641 xpt_done(ccb); 1642 CAMLOCK_2_MPTLOCK(mpt); 1643 mpt_free_request(mpt, req); 1644 MPTLOCK_2_CAMLOCK(mpt); 1645 return; 1646 } 1647 1648 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1649 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 1650 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000, 1651 mpt_timeout, ccb); 1652 } 1653 if (mpt->verbose > MPT_PRT_DEBUG) { 1654 int nc = 0; 1655 mpt_print_request(req->req_vbuf); 1656 for (trq = req->chain; trq; trq = trq->chain) { 1657 printf(" Additional Chain Area %d\n", nc++); 1658 mpt_dump_sgl(trq->req_vbuf, 0); 1659 } 1660 } 1661 1662 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1663 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1664 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); 1665 #ifdef WE_TRUST_AUTO_GOOD_STATUS 1666 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && 1667 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { 1668 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; 1669 } else { 1670 tgt->state = TGT_STATE_MOVING_DATA; 1671 } 1672 #else 1673 tgt->state = TGT_STATE_MOVING_DATA; 1674 #endif 1675 } 1676 CAMLOCK_2_MPTLOCK(mpt); 1677 mpt_send_cmd(mpt, req); 1678 MPTLOCK_2_CAMLOCK(mpt); 1679 } 1680 1681 static void 1682 mpt_execute_req(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) 1683 { 1684 request_t *req, *trq; 1685 char *mpt_off; 1686 union ccb *ccb; 1687 struct mpt_softc *mpt; 1688 int seg, first_lim; 1689 uint32_t flags, nxt_off; 1690 void *sglp = NULL; 1691 MSG_REQUEST_HEADER *hdrp; 1692 SGE_SIMPLE32 *se; 1693 SGE_CHAIN32 *ce; 1694 int istgt = 0; 1695 1696 req = (request_t *)arg; 1697 ccb = req->ccb; 1698 1699 mpt = ccb->ccb_h.ccb_mpt_ptr; 1700 req = ccb->ccb_h.ccb_req_ptr; 1701 1702 hdrp = req->req_vbuf; 1703 mpt_off = req->req_vbuf; 1704 1705 1706 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1707 error = EFBIG; 1708 } 1709 1710 if (error == 0) { 1711 switch (hdrp->Function) { 1712 case MPI_FUNCTION_SCSI_IO_REQUEST: 1713 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: 1714 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL; 1715 break; 1716 case MPI_FUNCTION_TARGET_ASSIST: 1717 istgt = 1; 1718 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL; 1719 break; 1720 default: 1721 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req\n", 1722 hdrp->Function); 1723 error = EINVAL; 1724 break; 1725 } 1726 } 1727 1728 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1729 error = EFBIG; 1730 mpt_prt(mpt, "segment count %d too large (max %u)\n", 1731 nseg, mpt->max_seg_cnt); 1732 } 1733 1734 bad: 1735 if (error != 0) { 1736 if (error != EFBIG && error != ENOMEM) { 1737 mpt_prt(mpt, "mpt_execute_req: err %d\n", error); 1738 } 1739 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1740 cam_status status; 1741 mpt_freeze_ccb(ccb); 1742 if (error == EFBIG) { 1743 status = CAM_REQ_TOO_BIG; 1744 } else if (error == ENOMEM) { 1745 if (mpt->outofbeer == 0) { 1746 mpt->outofbeer = 1; 1747 xpt_freeze_simq(mpt->sim, 1); 1748 mpt_lprt(mpt, MPT_PRT_DEBUG, 1749 "FREEZEQ\n"); 1750 } 1751 status = CAM_REQUEUE_REQ; 1752 } else { 1753 status = CAM_REQ_CMP_ERR; 1754 } 1755 mpt_set_ccb_status(ccb, status); 1756 } 1757 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1758 request_t *cmd_req = 1759 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1760 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 1761 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 1762 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 1763 } 1764 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1765 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 1766 xpt_done(ccb); 1767 CAMLOCK_2_MPTLOCK(mpt); 1768 mpt_free_request(mpt, req); 1769 MPTLOCK_2_CAMLOCK(mpt); 1770 return; 1771 } 1772 1773 /* 1774 * No data to transfer? 1775 * Just make a single simple SGL with zero length. 1776 */ 1777 1778 if (mpt->verbose >= MPT_PRT_DEBUG) { 1779 int tidx = ((char *)sglp) - mpt_off; 1780 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx); 1781 } 1782 1783 if (nseg == 0) { 1784 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp; 1785 MPI_pSGE_SET_FLAGS(se1, 1786 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER | 1787 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST)); 1788 se1->FlagsLength = htole32(se1->FlagsLength); 1789 goto out; 1790 } 1791 1792 1793 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT; 1794 if (istgt == 0) { 1795 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { 1796 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1797 } 1798 } else { 1799 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1800 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1801 } 1802 } 1803 1804 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) { 1805 bus_dmasync_op_t op; 1806 if (istgt) { 1807 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1808 op = BUS_DMASYNC_PREREAD; 1809 } else { 1810 op = BUS_DMASYNC_PREWRITE; 1811 } 1812 } else { 1813 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1814 op = BUS_DMASYNC_PREWRITE; 1815 } else { 1816 op = BUS_DMASYNC_PREREAD; 1817 } 1818 } 1819 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); 1820 } 1821 1822 /* 1823 * Okay, fill in what we can at the end of the command frame. 1824 * If we have up to MPT_NSGL_FIRST, we can fit them all into 1825 * the command frame. 1826 * 1827 * Otherwise, we fill up through MPT_NSGL_FIRST less one 1828 * SIMPLE32 pointers and start doing CHAIN32 entries after 1829 * that. 1830 */ 1831 1832 if (nseg < MPT_NSGL_FIRST(mpt)) { 1833 first_lim = nseg; 1834 } else { 1835 /* 1836 * Leave room for CHAIN element 1837 */ 1838 first_lim = MPT_NSGL_FIRST(mpt) - 1; 1839 } 1840 1841 se = (SGE_SIMPLE32 *) sglp; 1842 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) { 1843 uint32_t tf; 1844 1845 memset(se, 0,sizeof (*se)); 1846 se->Address = htole32(dm_segs->ds_addr); 1847 1848 1849 1850 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1851 tf = flags; 1852 if (seg == first_lim - 1) { 1853 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1854 } 1855 if (seg == nseg - 1) { 1856 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1857 MPI_SGE_FLAGS_END_OF_BUFFER; 1858 } 1859 MPI_pSGE_SET_FLAGS(se, tf); 1860 se->FlagsLength = htole32(se->FlagsLength); 1861 } 1862 1863 if (seg == nseg) { 1864 goto out; 1865 } 1866 1867 /* 1868 * Tell the IOC where to find the first chain element. 1869 */ 1870 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2; 1871 nxt_off = MPT_RQSL(mpt); 1872 trq = req; 1873 1874 /* 1875 * Make up the rest of the data segments out of a chain element 1876 * (contiained in the current request frame) which points to 1877 * SIMPLE32 elements in the next request frame, possibly ending 1878 * with *another* chain element (if there's more). 1879 */ 1880 while (seg < nseg) { 1881 int this_seg_lim; 1882 uint32_t tf, cur_off; 1883 bus_addr_t chain_list_addr; 1884 1885 /* 1886 * Point to the chain descriptor. Note that the chain 1887 * descriptor is at the end of the *previous* list (whether 1888 * chain or simple). 1889 */ 1890 ce = (SGE_CHAIN32 *) se; 1891 1892 /* 1893 * Before we change our current pointer, make sure we won't 1894 * overflow the request area with this frame. Note that we 1895 * test against 'greater than' here as it's okay in this case 1896 * to have next offset be just outside the request area. 1897 */ 1898 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) { 1899 nxt_off = MPT_REQUEST_AREA; 1900 goto next_chain; 1901 } 1902 1903 /* 1904 * Set our SGE element pointer to the beginning of the chain 1905 * list and update our next chain list offset. 1906 */ 1907 se = (SGE_SIMPLE32 *) &mpt_off[nxt_off]; 1908 cur_off = nxt_off; 1909 nxt_off += MPT_RQSL(mpt); 1910 1911 /* 1912 * Now initialized the chain descriptor. 1913 */ 1914 memset(ce, 0, sizeof (*ce)); 1915 1916 /* 1917 * Get the physical address of the chain list. 1918 */ 1919 chain_list_addr = trq->req_pbuf; 1920 chain_list_addr += cur_off; 1921 1922 1923 1924 ce->Address = htole32(chain_list_addr); 1925 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT; 1926 1927 1928 /* 1929 * If we have more than a frame's worth of segments left, 1930 * set up the chain list to have the last element be another 1931 * chain descriptor. 1932 */ 1933 if ((nseg - seg) > MPT_NSGL(mpt)) { 1934 this_seg_lim = seg + MPT_NSGL(mpt) - 1; 1935 /* 1936 * The length of the chain is the length in bytes of the 1937 * number of segments plus the next chain element. 1938 * 1939 * The next chain descriptor offset is the length, 1940 * in words, of the number of segments. 1941 */ 1942 ce->Length = (this_seg_lim - seg) * 1943 sizeof (SGE_SIMPLE32); 1944 ce->NextChainOffset = ce->Length >> 2; 1945 ce->Length += sizeof (SGE_CHAIN32); 1946 } else { 1947 this_seg_lim = nseg; 1948 ce->Length = (this_seg_lim - seg) * 1949 sizeof (SGE_SIMPLE32); 1950 } 1951 ce->Length = htole16(ce->Length); 1952 1953 /* 1954 * Fill in the chain list SGE elements with our segment data. 1955 * 1956 * If we're the last element in this chain list, set the last 1957 * element flag. If we're the completely last element period, 1958 * set the end of list and end of buffer flags. 1959 */ 1960 while (seg < this_seg_lim) { 1961 memset(se, 0, sizeof (*se)); 1962 se->Address = htole32(dm_segs->ds_addr); 1963 1964 1965 1966 1967 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1968 tf = flags; 1969 if (seg == this_seg_lim - 1) { 1970 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1971 } 1972 if (seg == nseg - 1) { 1973 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1974 MPI_SGE_FLAGS_END_OF_BUFFER; 1975 } 1976 MPI_pSGE_SET_FLAGS(se, tf); 1977 se->FlagsLength = htole32(se->FlagsLength); 1978 se++; 1979 seg++; 1980 dm_segs++; 1981 } 1982 1983 next_chain: 1984 /* 1985 * If we have more segments to do and we've used up all of 1986 * the space in a request area, go allocate another one 1987 * and chain to that. 1988 */ 1989 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) { 1990 request_t *nrq; 1991 1992 CAMLOCK_2_MPTLOCK(mpt); 1993 nrq = mpt_get_request(mpt, FALSE); 1994 MPTLOCK_2_CAMLOCK(mpt); 1995 1996 if (nrq == NULL) { 1997 error = ENOMEM; 1998 goto bad; 1999 } 2000 2001 /* 2002 * Append the new request area on the tail of our list. 2003 */ 2004 if ((trq = req->chain) == NULL) { 2005 req->chain = nrq; 2006 } else { 2007 while (trq->chain != NULL) { 2008 trq = trq->chain; 2009 } 2010 trq->chain = nrq; 2011 } 2012 trq = nrq; 2013 mpt_off = trq->req_vbuf; 2014 if (mpt->verbose >= MPT_PRT_DEBUG) { 2015 memset(mpt_off, 0xff, MPT_REQUEST_AREA); 2016 } 2017 nxt_off = 0; 2018 } 2019 } 2020 out: 2021 2022 /* 2023 * Last time we need to check if this CCB needs to be aborted. 2024 */ 2025 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 2026 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 2027 request_t *cmd_req = 2028 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 2029 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 2030 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 2031 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 2032 } 2033 mpt_prt(mpt, 2034 "mpt_execute_req: I/O cancelled (status 0x%x)\n", 2035 ccb->ccb_h.status & CAM_STATUS_MASK); 2036 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { 2037 bus_dmamap_unload(mpt->buffer_dmat, req->dmap); 2038 } 2039 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2040 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 2041 xpt_done(ccb); 2042 CAMLOCK_2_MPTLOCK(mpt); 2043 mpt_free_request(mpt, req); 2044 MPTLOCK_2_CAMLOCK(mpt); 2045 return; 2046 } 2047 2048 ccb->ccb_h.status |= CAM_SIM_QUEUED; 2049 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 2050 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000, 2051 mpt_timeout, ccb); 2052 } 2053 if (mpt->verbose > MPT_PRT_DEBUG) { 2054 int nc = 0; 2055 mpt_print_request(req->req_vbuf); 2056 for (trq = req->chain; trq; trq = trq->chain) { 2057 printf(" Additional Chain Area %d\n", nc++); 2058 mpt_dump_sgl(trq->req_vbuf, 0); 2059 } 2060 } 2061 2062 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 2063 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 2064 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); 2065 #ifdef WE_TRUST_AUTO_GOOD_STATUS 2066 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && 2067 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { 2068 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; 2069 } else { 2070 tgt->state = TGT_STATE_MOVING_DATA; 2071 } 2072 #else 2073 tgt->state = TGT_STATE_MOVING_DATA; 2074 #endif 2075 } 2076 CAMLOCK_2_MPTLOCK(mpt); 2077 mpt_send_cmd(mpt, req); 2078 MPTLOCK_2_CAMLOCK(mpt); 2079 } 2080 2081 static void 2082 mpt_start(struct cam_sim *sim, union ccb *ccb) 2083 { 2084 request_t *req; 2085 struct mpt_softc *mpt; 2086 MSG_SCSI_IO_REQUEST *mpt_req; 2087 struct ccb_scsiio *csio = &ccb->csio; 2088 struct ccb_hdr *ccbh = &ccb->ccb_h; 2089 bus_dmamap_callback_t *cb; 2090 target_id_t tgt; 2091 int raid_passthru; 2092 2093 /* Get the pointer for the physical addapter */ 2094 mpt = ccb->ccb_h.ccb_mpt_ptr; 2095 raid_passthru = (sim == mpt->phydisk_sim); 2096 2097 CAMLOCK_2_MPTLOCK(mpt); 2098 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 2099 if (mpt->outofbeer == 0) { 2100 mpt->outofbeer = 1; 2101 xpt_freeze_simq(mpt->sim, 1); 2102 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); 2103 } 2104 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2105 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 2106 MPTLOCK_2_CAMLOCK(mpt); 2107 xpt_done(ccb); 2108 return; 2109 } 2110 #ifdef INVARIANTS 2111 mpt_req_not_spcl(mpt, req, "mpt_start", __LINE__); 2112 #endif 2113 MPTLOCK_2_CAMLOCK(mpt); 2114 2115 if (sizeof (bus_addr_t) > 4) { 2116 cb = mpt_execute_req_a64; 2117 } else { 2118 cb = mpt_execute_req; 2119 } 2120 2121 /* 2122 * Link the ccb and the request structure so we can find 2123 * the other knowing either the request or the ccb 2124 */ 2125 req->ccb = ccb; 2126 ccb->ccb_h.ccb_req_ptr = req; 2127 2128 /* Now we build the command for the IOC */ 2129 mpt_req = req->req_vbuf; 2130 memset(mpt_req, 0, sizeof (MSG_SCSI_IO_REQUEST)); 2131 2132 mpt_req->Function = MPI_FUNCTION_SCSI_IO_REQUEST; 2133 if (raid_passthru) { 2134 mpt_req->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; 2135 CAMLOCK_2_MPTLOCK(mpt); 2136 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) { 2137 MPTLOCK_2_CAMLOCK(mpt); 2138 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2139 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE); 2140 xpt_done(ccb); 2141 return; 2142 } 2143 MPTLOCK_2_CAMLOCK(mpt); 2144 mpt_req->Bus = 0; /* we never set bus here */ 2145 } else { 2146 tgt = ccb->ccb_h.target_id; 2147 mpt_req->Bus = 0; /* XXX */ 2148 2149 } 2150 mpt_req->SenseBufferLength = 2151 (csio->sense_len < MPT_SENSE_SIZE) ? 2152 csio->sense_len : MPT_SENSE_SIZE; 2153 2154 /* 2155 * We use the message context to find the request structure when we 2156 * Get the command completion interrupt from the IOC. 2157 */ 2158 mpt_req->MsgContext = htole32(req->index | scsi_io_handler_id); 2159 2160 /* Which physical device to do the I/O on */ 2161 mpt_req->TargetID = tgt; 2162 2163 /* We assume a single level LUN type */ 2164 if (ccb->ccb_h.target_lun >= MPT_MAX_LUNS) { 2165 mpt_req->LUN[0] = 0x40 | ((ccb->ccb_h.target_lun >> 8) & 0x3f); 2166 mpt_req->LUN[1] = ccb->ccb_h.target_lun & 0xff; 2167 } else { 2168 mpt_req->LUN[1] = ccb->ccb_h.target_lun; 2169 } 2170 2171 /* Set the direction of the transfer */ 2172 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 2173 mpt_req->Control = MPI_SCSIIO_CONTROL_READ; 2174 } else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { 2175 mpt_req->Control = MPI_SCSIIO_CONTROL_WRITE; 2176 } else { 2177 mpt_req->Control = MPI_SCSIIO_CONTROL_NODATATRANSFER; 2178 } 2179 2180 if ((ccb->ccb_h.flags & CAM_TAG_ACTION_VALID) != 0) { 2181 switch(ccb->csio.tag_action) { 2182 case MSG_HEAD_OF_Q_TAG: 2183 mpt_req->Control |= MPI_SCSIIO_CONTROL_HEADOFQ; 2184 break; 2185 case MSG_ACA_TASK: 2186 mpt_req->Control |= MPI_SCSIIO_CONTROL_ACAQ; 2187 break; 2188 case MSG_ORDERED_Q_TAG: 2189 mpt_req->Control |= MPI_SCSIIO_CONTROL_ORDEREDQ; 2190 break; 2191 case MSG_SIMPLE_Q_TAG: 2192 default: 2193 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ; 2194 break; 2195 } 2196 } else { 2197 if (mpt->is_fc || mpt->is_sas) { 2198 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ; 2199 } else { 2200 /* XXX No such thing for a target doing packetized. */ 2201 mpt_req->Control |= MPI_SCSIIO_CONTROL_UNTAGGED; 2202 } 2203 } 2204 2205 if (mpt->is_spi) { 2206 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 2207 mpt_req->Control |= MPI_SCSIIO_CONTROL_NO_DISCONNECT; 2208 } 2209 } 2210 mpt_req->Control = htole32(mpt_req->Control); 2211 2212 /* Copy the scsi command block into place */ 2213 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 2214 bcopy(csio->cdb_io.cdb_ptr, mpt_req->CDB, csio->cdb_len); 2215 } else { 2216 bcopy(csio->cdb_io.cdb_bytes, mpt_req->CDB, csio->cdb_len); 2217 } 2218 2219 mpt_req->CDBLength = csio->cdb_len; 2220 mpt_req->DataLength = htole32(csio->dxfer_len); 2221 mpt_req->SenseBufferLowAddr = htole32(req->sense_pbuf); 2222 2223 /* 2224 * Do a *short* print here if we're set to MPT_PRT_DEBUG 2225 */ 2226 if (mpt->verbose == MPT_PRT_DEBUG) { 2227 U32 df; 2228 mpt_prt(mpt, "mpt_start: %s op 0x%x ", 2229 (mpt_req->Function == MPI_FUNCTION_SCSI_IO_REQUEST)? 2230 "SCSI_IO_REQUEST" : "SCSI_IO_PASSTHRU", mpt_req->CDB[0]); 2231 df = mpt_req->Control & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK; 2232 if (df != MPI_SCSIIO_CONTROL_NODATATRANSFER) { 2233 mpt_prtc(mpt, "(%s %u byte%s ", 2234 (df == MPI_SCSIIO_CONTROL_READ)? 2235 "read" : "write", csio->dxfer_len, 2236 (csio->dxfer_len == 1)? ")" : "s)"); 2237 } 2238 mpt_prtc(mpt, "tgt %u lun %u req %p:%u\n", tgt, 2239 ccb->ccb_h.target_lun, req, req->serno); 2240 } 2241 2242 /* 2243 * If we have any data to send with this command map it into bus space. 2244 */ 2245 if ((ccbh->flags & CAM_DIR_MASK) != CAM_DIR_NONE) { 2246 if ((ccbh->flags & CAM_SCATTER_VALID) == 0) { 2247 /* 2248 * We've been given a pointer to a single buffer. 2249 */ 2250 if ((ccbh->flags & CAM_DATA_PHYS) == 0) { 2251 /* 2252 * Virtual address that needs to translated into 2253 * one or more physical address ranges. 2254 */ 2255 int error; 2256 int s = splsoftvm(); 2257 error = bus_dmamap_load(mpt->buffer_dmat, 2258 req->dmap, csio->data_ptr, csio->dxfer_len, 2259 cb, req, 0); 2260 splx(s); 2261 if (error == EINPROGRESS) { 2262 /* 2263 * So as to maintain ordering, 2264 * freeze the controller queue 2265 * until our mapping is 2266 * returned. 2267 */ 2268 xpt_freeze_simq(mpt->sim, 1); 2269 ccbh->status |= CAM_RELEASE_SIMQ; 2270 } 2271 } else { 2272 /* 2273 * We have been given a pointer to single 2274 * physical buffer. 2275 */ 2276 struct bus_dma_segment seg; 2277 seg.ds_addr = 2278 (bus_addr_t)(vm_offset_t)csio->data_ptr; 2279 seg.ds_len = csio->dxfer_len; 2280 (*cb)(req, &seg, 1, 0); 2281 } 2282 } else { 2283 /* 2284 * We have been given a list of addresses. 2285 * This case could be easily supported but they are not 2286 * currently generated by the CAM subsystem so there 2287 * is no point in wasting the time right now. 2288 */ 2289 struct bus_dma_segment *segs; 2290 if ((ccbh->flags & CAM_SG_LIST_PHYS) == 0) { 2291 (*cb)(req, NULL, 0, EFAULT); 2292 } else { 2293 /* Just use the segments provided */ 2294 segs = (struct bus_dma_segment *)csio->data_ptr; 2295 (*cb)(req, segs, csio->sglist_cnt, 0); 2296 } 2297 } 2298 } else { 2299 (*cb)(req, NULL, 0, 0); 2300 } 2301 } 2302 2303 static int 2304 mpt_bus_reset(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun, 2305 int sleep_ok) 2306 { 2307 int error; 2308 uint16_t status; 2309 uint8_t response; 2310 2311 error = mpt_scsi_send_tmf(mpt, 2312 (tgt != CAM_TARGET_WILDCARD || lun != CAM_LUN_WILDCARD) ? 2313 MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET : 2314 MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, 2315 mpt->is_fc ? MPI_SCSITASKMGMT_MSGFLAGS_LIP_RESET_OPTION : 0, 2316 0, /* XXX How do I get the channel ID? */ 2317 tgt != CAM_TARGET_WILDCARD ? tgt : 0, 2318 lun != CAM_LUN_WILDCARD ? lun : 0, 2319 0, sleep_ok); 2320 2321 if (error != 0) { 2322 /* 2323 * mpt_scsi_send_tmf hard resets on failure, so no 2324 * need to do so here. 2325 */ 2326 mpt_prt(mpt, 2327 "mpt_bus_reset: mpt_scsi_send_tmf returned %d\n", error); 2328 return (EIO); 2329 } 2330 2331 /* Wait for bus reset to be processed by the IOC. */ 2332 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE, 2333 REQ_STATE_DONE, sleep_ok, 5000); 2334 2335 status = le16toh(mpt->tmf_req->IOCStatus); 2336 response = mpt->tmf_req->ResponseCode; 2337 mpt->tmf_req->state = REQ_STATE_FREE; 2338 2339 if (error) { 2340 mpt_prt(mpt, "mpt_bus_reset: Reset timed-out. " 2341 "Resetting controller.\n"); 2342 mpt_reset(mpt, TRUE); 2343 return (ETIMEDOUT); 2344 } 2345 2346 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { 2347 mpt_prt(mpt, "mpt_bus_reset: TMF IOC Status 0x%x. " 2348 "Resetting controller.\n", status); 2349 mpt_reset(mpt, TRUE); 2350 return (EIO); 2351 } 2352 2353 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED && 2354 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) { 2355 mpt_prt(mpt, "mpt_bus_reset: TMF Response 0x%x. " 2356 "Resetting controller.\n", response); 2357 mpt_reset(mpt, TRUE); 2358 return (EIO); 2359 } 2360 return (0); 2361 } 2362 2363 static int 2364 mpt_fc_reset_link(struct mpt_softc *mpt, int dowait) 2365 { 2366 int r = 0; 2367 request_t *req; 2368 PTR_MSG_FC_PRIMITIVE_SEND_REQUEST fc; 2369 2370 req = mpt_get_request(mpt, FALSE); 2371 if (req == NULL) { 2372 return (ENOMEM); 2373 } 2374 fc = req->req_vbuf; 2375 memset(fc, 0, sizeof(*fc)); 2376 fc->SendFlags = MPI_FC_PRIM_SEND_FLAGS_RESET_LINK; 2377 fc->Function = MPI_FUNCTION_FC_PRIMITIVE_SEND; 2378 fc->MsgContext = htole32(req->index | fc_els_handler_id); 2379 mpt_send_cmd(mpt, req); 2380 if (dowait) { 2381 r = mpt_wait_req(mpt, req, REQ_STATE_DONE, 2382 REQ_STATE_DONE, FALSE, 60 * 1000); 2383 if (r == 0) { 2384 mpt_free_request(mpt, req); 2385 } 2386 } 2387 return (r); 2388 } 2389 2390 static int 2391 mpt_cam_event(struct mpt_softc *mpt, request_t *req, 2392 MSG_EVENT_NOTIFY_REPLY *msg) 2393 { 2394 uint32_t data0, data1; 2395 2396 data0 = le32toh(msg->Data[0]); 2397 data1 = le32toh(msg->Data[1]); 2398 switch(msg->Event & 0xFF) { 2399 case MPI_EVENT_UNIT_ATTENTION: 2400 mpt_prt(mpt, "UNIT ATTENTION: Bus: 0x%02x TargetID: 0x%02x\n", 2401 (data0 >> 8) & 0xff, data0 & 0xff); 2402 break; 2403 2404 case MPI_EVENT_IOC_BUS_RESET: 2405 /* We generated a bus reset */ 2406 mpt_prt(mpt, "IOC Generated Bus Reset Port: %d\n", 2407 (data0 >> 8) & 0xff); 2408 xpt_async(AC_BUS_RESET, mpt->path, NULL); 2409 break; 2410 2411 case MPI_EVENT_EXT_BUS_RESET: 2412 /* Someone else generated a bus reset */ 2413 mpt_prt(mpt, "External Bus Reset Detected\n"); 2414 /* 2415 * These replies don't return EventData like the MPI 2416 * spec says they do 2417 */ 2418 xpt_async(AC_BUS_RESET, mpt->path, NULL); 2419 break; 2420 2421 case MPI_EVENT_RESCAN: 2422 #if __FreeBSD_version >= 600000 2423 { 2424 union ccb *ccb; 2425 uint32_t pathid; 2426 /* 2427 * In general this means a device has been added to the loop. 2428 */ 2429 mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff); 2430 if (mpt->ready == 0) { 2431 break; 2432 } 2433 if (mpt->phydisk_sim) { 2434 pathid = cam_sim_path(mpt->phydisk_sim); 2435 } else { 2436 pathid = cam_sim_path(mpt->sim); 2437 } 2438 MPTLOCK_2_CAMLOCK(mpt); 2439 /* 2440 * Allocate a CCB, create a wildcard path for this bus, 2441 * and schedule a rescan. 2442 */ 2443 ccb = xpt_alloc_ccb_nowait(); 2444 if (ccb == NULL) { 2445 mpt_prt(mpt, "unable to alloc CCB for rescan\n"); 2446 CAMLOCK_2_MPTLOCK(mpt); 2447 break; 2448 } 2449 2450 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, pathid, 2451 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2452 CAMLOCK_2_MPTLOCK(mpt); 2453 mpt_prt(mpt, "unable to create path for rescan\n"); 2454 xpt_free_ccb(ccb); 2455 break; 2456 } 2457 xpt_rescan(ccb); 2458 CAMLOCK_2_MPTLOCK(mpt); 2459 break; 2460 } 2461 #else 2462 mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff); 2463 break; 2464 #endif 2465 case MPI_EVENT_LINK_STATUS_CHANGE: 2466 mpt_prt(mpt, "Port %d: LinkState: %s\n", 2467 (data1 >> 8) & 0xff, 2468 ((data0 & 0xff) == 0)? "Failed" : "Active"); 2469 break; 2470 2471 case MPI_EVENT_LOOP_STATE_CHANGE: 2472 switch ((data0 >> 16) & 0xff) { 2473 case 0x01: 2474 mpt_prt(mpt, 2475 "Port 0x%x: FC LinkEvent: LIP(%02x,%02x) " 2476 "(Loop Initialization)\n", 2477 (data1 >> 8) & 0xff, 2478 (data0 >> 8) & 0xff, 2479 (data0 ) & 0xff); 2480 switch ((data0 >> 8) & 0xff) { 2481 case 0xF7: 2482 if ((data0 & 0xff) == 0xF7) { 2483 mpt_prt(mpt, "Device needs AL_PA\n"); 2484 } else { 2485 mpt_prt(mpt, "Device %02x doesn't like " 2486 "FC performance\n", 2487 data0 & 0xFF); 2488 } 2489 break; 2490 case 0xF8: 2491 if ((data0 & 0xff) == 0xF7) { 2492 mpt_prt(mpt, "Device had loop failure " 2493 "at its receiver prior to acquiring" 2494 " AL_PA\n"); 2495 } else { 2496 mpt_prt(mpt, "Device %02x detected loop" 2497 " failure at its receiver\n", 2498 data0 & 0xFF); 2499 } 2500 break; 2501 default: 2502 mpt_prt(mpt, "Device %02x requests that device " 2503 "%02x reset itself\n", 2504 data0 & 0xFF, 2505 (data0 >> 8) & 0xFF); 2506 break; 2507 } 2508 break; 2509 case 0x02: 2510 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: " 2511 "LPE(%02x,%02x) (Loop Port Enable)\n", 2512 (data1 >> 8) & 0xff, /* Port */ 2513 (data0 >> 8) & 0xff, /* Character 3 */ 2514 (data0 ) & 0xff /* Character 4 */); 2515 break; 2516 case 0x03: 2517 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: " 2518 "LPB(%02x,%02x) (Loop Port Bypass)\n", 2519 (data1 >> 8) & 0xff, /* Port */ 2520 (data0 >> 8) & 0xff, /* Character 3 */ 2521 (data0 ) & 0xff /* Character 4 */); 2522 break; 2523 default: 2524 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: Unknown " 2525 "FC event (%02x %02x %02x)\n", 2526 (data1 >> 8) & 0xff, /* Port */ 2527 (data0 >> 16) & 0xff, /* Event */ 2528 (data0 >> 8) & 0xff, /* Character 3 */ 2529 (data0 ) & 0xff /* Character 4 */); 2530 } 2531 break; 2532 2533 case MPI_EVENT_LOGOUT: 2534 mpt_prt(mpt, "FC Logout Port: %d N_PortID: %02x\n", 2535 (data1 >> 8) & 0xff, data0); 2536 break; 2537 case MPI_EVENT_QUEUE_FULL: 2538 { 2539 struct cam_sim *sim; 2540 struct cam_path *tmppath; 2541 struct ccb_relsim crs; 2542 PTR_EVENT_DATA_QUEUE_FULL pqf; 2543 lun_id_t lun_id; 2544 2545 pqf = (PTR_EVENT_DATA_QUEUE_FULL)msg->Data; 2546 pqf->CurrentDepth = le16toh(pqf->CurrentDepth); 2547 mpt_prt(mpt, "QUEUE FULL EVENT: Bus 0x%02x Target 0x%02x Depth " 2548 "%d\n", pqf->Bus, pqf->TargetID, pqf->CurrentDepth); 2549 if (mpt->phydisk_sim) { 2550 sim = mpt->phydisk_sim; 2551 } else { 2552 sim = mpt->sim; 2553 } 2554 MPTLOCK_2_CAMLOCK(mpt); 2555 for (lun_id = 0; lun_id < MPT_MAX_LUNS; lun_id++) { 2556 if (xpt_create_path(&tmppath, NULL, cam_sim_path(sim), 2557 pqf->TargetID, lun_id) != CAM_REQ_CMP) { 2558 mpt_prt(mpt, "unable to create a path to send " 2559 "XPT_REL_SIMQ"); 2560 CAMLOCK_2_MPTLOCK(mpt); 2561 break; 2562 } 2563 xpt_setup_ccb(&crs.ccb_h, tmppath, 5); 2564 crs.ccb_h.func_code = XPT_REL_SIMQ; 2565 crs.ccb_h.flags = CAM_DEV_QFREEZE; 2566 crs.release_flags = RELSIM_ADJUST_OPENINGS; 2567 crs.openings = pqf->CurrentDepth - 1; 2568 xpt_action((union ccb *)&crs); 2569 if (crs.ccb_h.status != CAM_REQ_CMP) { 2570 mpt_prt(mpt, "XPT_REL_SIMQ failed\n"); 2571 } 2572 xpt_free_path(tmppath); 2573 } 2574 CAMLOCK_2_MPTLOCK(mpt); 2575 break; 2576 } 2577 case MPI_EVENT_EVENT_CHANGE: 2578 case MPI_EVENT_INTEGRATED_RAID: 2579 case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: 2580 case MPI_EVENT_SAS_SES: 2581 break; 2582 default: 2583 mpt_lprt(mpt, MPT_PRT_WARN, "mpt_cam_event: 0x%x\n", 2584 msg->Event & 0xFF); 2585 return (0); 2586 } 2587 return (1); 2588 } 2589 2590 /* 2591 * Reply path for all SCSI I/O requests, called from our 2592 * interrupt handler by extracting our handler index from 2593 * the MsgContext field of the reply from the IOC. 2594 * 2595 * This routine is optimized for the common case of a 2596 * completion without error. All exception handling is 2597 * offloaded to non-inlined helper routines to minimize 2598 * cache footprint. 2599 */ 2600 static int 2601 mpt_scsi_reply_handler(struct mpt_softc *mpt, request_t *req, 2602 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 2603 { 2604 MSG_SCSI_IO_REQUEST *scsi_req; 2605 union ccb *ccb; 2606 2607 if (req->state == REQ_STATE_FREE) { 2608 mpt_prt(mpt, "mpt_scsi_reply_handler: req already free\n"); 2609 return (TRUE); 2610 } 2611 2612 scsi_req = (MSG_SCSI_IO_REQUEST *)req->req_vbuf; 2613 ccb = req->ccb; 2614 if (ccb == NULL) { 2615 mpt_prt(mpt, "mpt_scsi_reply_handler: req %p:%u with no ccb\n", 2616 req, req->serno); 2617 return (TRUE); 2618 } 2619 2620 mpt_req_untimeout(req, mpt_timeout, ccb); 2621 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2622 2623 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) { 2624 bus_dmasync_op_t op; 2625 2626 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) 2627 op = BUS_DMASYNC_POSTREAD; 2628 else 2629 op = BUS_DMASYNC_POSTWRITE; 2630 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); 2631 bus_dmamap_unload(mpt->buffer_dmat, req->dmap); 2632 } 2633 2634 if (reply_frame == NULL) { 2635 /* 2636 * Context only reply, completion without error status. 2637 */ 2638 ccb->csio.resid = 0; 2639 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 2640 ccb->csio.scsi_status = SCSI_STATUS_OK; 2641 } else { 2642 mpt_scsi_reply_frame_handler(mpt, req, reply_frame); 2643 } 2644 2645 if (mpt->outofbeer) { 2646 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 2647 mpt->outofbeer = 0; 2648 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); 2649 } 2650 if (scsi_req->CDB[0] == INQUIRY && (scsi_req->CDB[1] & SI_EVPD) == 0) { 2651 struct scsi_inquiry_data *iq = 2652 (struct scsi_inquiry_data *)ccb->csio.data_ptr; 2653 if (scsi_req->Function == 2654 MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) { 2655 /* 2656 * Fake out the device type so that only the 2657 * pass-thru device will attach. 2658 */ 2659 iq->device &= ~0x1F; 2660 iq->device |= T_NODEVICE; 2661 } 2662 } 2663 if (mpt->verbose == MPT_PRT_DEBUG) { 2664 mpt_prt(mpt, "mpt_scsi_reply_handler: %p:%u complete\n", 2665 req, req->serno); 2666 } 2667 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 2668 MPTLOCK_2_CAMLOCK(mpt); 2669 xpt_done(ccb); 2670 CAMLOCK_2_MPTLOCK(mpt); 2671 if ((req->state & REQ_STATE_TIMEDOUT) == 0) { 2672 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2673 } else { 2674 mpt_prt(mpt, "completing timedout/aborted req %p:%u\n", 2675 req, req->serno); 2676 TAILQ_REMOVE(&mpt->request_timeout_list, req, links); 2677 } 2678 KASSERT((req->state & REQ_STATE_NEED_WAKEUP) == 0, 2679 ("CCB req needed wakeup")); 2680 #ifdef INVARIANTS 2681 mpt_req_not_spcl(mpt, req, "mpt_scsi_reply_handler", __LINE__); 2682 #endif 2683 mpt_free_request(mpt, req); 2684 return (TRUE); 2685 } 2686 2687 static int 2688 mpt_scsi_tmf_reply_handler(struct mpt_softc *mpt, request_t *req, 2689 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 2690 { 2691 MSG_SCSI_TASK_MGMT_REPLY *tmf_reply; 2692 2693 KASSERT(req == mpt->tmf_req, ("TMF Reply not using mpt->tmf_req")); 2694 #ifdef INVARIANTS 2695 mpt_req_not_spcl(mpt, req, "mpt_scsi_tmf_reply_handler", __LINE__); 2696 #endif 2697 tmf_reply = (MSG_SCSI_TASK_MGMT_REPLY *)reply_frame; 2698 /* Record IOC Status and Response Code of TMF for any waiters. */ 2699 req->IOCStatus = le16toh(tmf_reply->IOCStatus); 2700 req->ResponseCode = tmf_reply->ResponseCode; 2701 2702 mpt_lprt(mpt, MPT_PRT_DEBUG, "TMF complete: req %p:%u status 0x%x\n", 2703 req, req->serno, le16toh(tmf_reply->IOCStatus)); 2704 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2705 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) { 2706 req->state |= REQ_STATE_DONE; 2707 wakeup(req); 2708 } else { 2709 mpt->tmf_req->state = REQ_STATE_FREE; 2710 } 2711 return (TRUE); 2712 } 2713 2714 /* 2715 * XXX: Move to definitions file 2716 */ 2717 #define ELS 0x22 2718 #define FC4LS 0x32 2719 #define ABTS 0x81 2720 #define BA_ACC 0x84 2721 2722 #define LS_RJT 0x01 2723 #define LS_ACC 0x02 2724 #define PLOGI 0x03 2725 #define LOGO 0x05 2726 #define SRR 0x14 2727 #define PRLI 0x20 2728 #define PRLO 0x21 2729 #define ADISC 0x52 2730 #define RSCN 0x61 2731 2732 static void 2733 mpt_fc_els_send_response(struct mpt_softc *mpt, request_t *req, 2734 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp, U8 length) 2735 { 2736 uint32_t fl; 2737 MSG_LINK_SERVICE_RSP_REQUEST tmp; 2738 PTR_MSG_LINK_SERVICE_RSP_REQUEST rsp; 2739 2740 /* 2741 * We are going to reuse the ELS request to send this response back. 2742 */ 2743 rsp = &tmp; 2744 memset(rsp, 0, sizeof(*rsp)); 2745 2746 #ifdef USE_IMMEDIATE_LINK_DATA 2747 /* 2748 * Apparently the IMMEDIATE stuff doesn't seem to work. 2749 */ 2750 rsp->RspFlags = LINK_SERVICE_RSP_FLAGS_IMMEDIATE; 2751 #endif 2752 rsp->RspLength = length; 2753 rsp->Function = MPI_FUNCTION_FC_LINK_SRVC_RSP; 2754 rsp->MsgContext = htole32(req->index | fc_els_handler_id); 2755 2756 /* 2757 * Copy over information from the original reply frame to 2758 * it's correct place in the response. 2759 */ 2760 memcpy((U8 *)rsp + 0x0c, (U8 *)rp + 0x1c, 24); 2761 2762 /* 2763 * And now copy back the temporary area to the original frame. 2764 */ 2765 memcpy(req->req_vbuf, rsp, sizeof (MSG_LINK_SERVICE_RSP_REQUEST)); 2766 rsp = req->req_vbuf; 2767 2768 #ifdef USE_IMMEDIATE_LINK_DATA 2769 memcpy((U8 *)&rsp->SGL, &((U8 *)req->req_vbuf)[MPT_RQSL(mpt)], length); 2770 #else 2771 { 2772 PTR_SGE_SIMPLE32 se = (PTR_SGE_SIMPLE32) &rsp->SGL; 2773 bus_addr_t paddr = req->req_pbuf; 2774 paddr += MPT_RQSL(mpt); 2775 2776 fl = 2777 MPI_SGE_FLAGS_HOST_TO_IOC | 2778 MPI_SGE_FLAGS_SIMPLE_ELEMENT | 2779 MPI_SGE_FLAGS_LAST_ELEMENT | 2780 MPI_SGE_FLAGS_END_OF_LIST | 2781 MPI_SGE_FLAGS_END_OF_BUFFER; 2782 fl <<= MPI_SGE_FLAGS_SHIFT; 2783 fl |= (length); 2784 se->FlagsLength = htole32(fl); 2785 se->Address = htole32((uint32_t) paddr); 2786 } 2787 #endif 2788 2789 /* 2790 * Send it on... 2791 */ 2792 mpt_send_cmd(mpt, req); 2793 } 2794 2795 static int 2796 mpt_fc_els_reply_handler(struct mpt_softc *mpt, request_t *req, 2797 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 2798 { 2799 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp = 2800 (PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY) reply_frame; 2801 U8 rctl; 2802 U8 type; 2803 U8 cmd; 2804 U16 status = le16toh(reply_frame->IOCStatus); 2805 U32 *elsbuf; 2806 int ioindex; 2807 int do_refresh = TRUE; 2808 2809 #ifdef INVARIANTS 2810 KASSERT(mpt_req_on_free_list(mpt, req) == 0, 2811 ("fc_els_reply_handler: req %p:%u for function %x on freelist!", 2812 req, req->serno, rp->Function)); 2813 if (rp->Function != MPI_FUNCTION_FC_PRIMITIVE_SEND) { 2814 mpt_req_spcl(mpt, req, "fc_els_reply_handler", __LINE__); 2815 } else { 2816 mpt_req_not_spcl(mpt, req, "fc_els_reply_handler", __LINE__); 2817 } 2818 #endif 2819 mpt_lprt(mpt, MPT_PRT_DEBUG, 2820 "FC_ELS Complete: req %p:%u, reply %p function %x\n", 2821 req, req->serno, reply_frame, reply_frame->Function); 2822 2823 if (status != MPI_IOCSTATUS_SUCCESS) { 2824 mpt_prt(mpt, "ELS REPLY STATUS 0x%x for Function %x\n", 2825 status, reply_frame->Function); 2826 if (status == MPI_IOCSTATUS_INVALID_STATE) { 2827 /* 2828 * XXX: to get around shutdown issue 2829 */ 2830 mpt->disabled = 1; 2831 return (TRUE); 2832 } 2833 return (TRUE); 2834 } 2835 2836 /* 2837 * If the function of a link service response, we recycle the 2838 * response to be a refresh for a new link service request. 2839 * 2840 * The request pointer is bogus in this case and we have to fetch 2841 * it based upon the TransactionContext. 2842 */ 2843 if (rp->Function == MPI_FUNCTION_FC_LINK_SRVC_RSP) { 2844 /* Freddie Uncle Charlie Katie */ 2845 /* We don't get the IOINDEX as part of the Link Svc Rsp */ 2846 for (ioindex = 0; ioindex < mpt->els_cmds_allocated; ioindex++) 2847 if (mpt->els_cmd_ptrs[ioindex] == req) { 2848 break; 2849 } 2850 2851 KASSERT(ioindex < mpt->els_cmds_allocated, 2852 ("can't find my mommie!")); 2853 2854 /* remove from active list as we're going to re-post it */ 2855 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2856 req->state &= ~REQ_STATE_QUEUED; 2857 req->state |= REQ_STATE_DONE; 2858 mpt_fc_post_els(mpt, req, ioindex); 2859 return (TRUE); 2860 } 2861 2862 if (rp->Function == MPI_FUNCTION_FC_PRIMITIVE_SEND) { 2863 /* remove from active list as we're done */ 2864 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2865 req->state &= ~REQ_STATE_QUEUED; 2866 req->state |= REQ_STATE_DONE; 2867 if (req->state & REQ_STATE_TIMEDOUT) { 2868 mpt_lprt(mpt, MPT_PRT_DEBUG, 2869 "Sync Primitive Send Completed After Timeout\n"); 2870 mpt_free_request(mpt, req); 2871 } else if ((req->state & REQ_STATE_NEED_WAKEUP) == 0) { 2872 mpt_lprt(mpt, MPT_PRT_DEBUG, 2873 "Async Primitive Send Complete\n"); 2874 mpt_free_request(mpt, req); 2875 } else { 2876 mpt_lprt(mpt, MPT_PRT_DEBUG, 2877 "Sync Primitive Send Complete- Waking Waiter\n"); 2878 wakeup(req); 2879 } 2880 return (TRUE); 2881 } 2882 2883 if (rp->Function != MPI_FUNCTION_FC_LINK_SRVC_BUF_POST) { 2884 mpt_prt(mpt, "unexpected ELS_REPLY: Function 0x%x Flags %x " 2885 "Length %d Message Flags %x\n", rp->Function, rp->Flags, 2886 rp->MsgLength, rp->MsgFlags); 2887 return (TRUE); 2888 } 2889 2890 if (rp->MsgLength <= 5) { 2891 /* 2892 * This is just a ack of an original ELS buffer post 2893 */ 2894 mpt_lprt(mpt, MPT_PRT_DEBUG, 2895 "RECV'd ACK of FC_ELS buf post %p:%u\n", req, req->serno); 2896 return (TRUE); 2897 } 2898 2899 2900 rctl = (le32toh(rp->Rctl_Did) & MPI_FC_RCTL_MASK) >> MPI_FC_RCTL_SHIFT; 2901 type = (le32toh(rp->Type_Fctl) & MPI_FC_TYPE_MASK) >> MPI_FC_TYPE_SHIFT; 2902 2903 elsbuf = &((U32 *)req->req_vbuf)[MPT_RQSL(mpt)/sizeof (U32)]; 2904 cmd = be32toh(elsbuf[0]) >> 24; 2905 2906 if (rp->Flags & MPI_LS_BUF_POST_REPLY_FLAG_NO_RSP_NEEDED) { 2907 mpt_lprt(mpt, MPT_PRT_ALWAYS, "ELS_REPLY: response unneeded\n"); 2908 return (TRUE); 2909 } 2910 2911 ioindex = le32toh(rp->TransactionContext); 2912 req = mpt->els_cmd_ptrs[ioindex]; 2913 2914 if (rctl == ELS && type == 1) { 2915 switch (cmd) { 2916 case PRLI: 2917 /* 2918 * Send back a PRLI ACC 2919 */ 2920 mpt_prt(mpt, "PRLI from 0x%08x%08x\n", 2921 le32toh(rp->Wwn.PortNameHigh), 2922 le32toh(rp->Wwn.PortNameLow)); 2923 elsbuf[0] = htobe32(0x02100014); 2924 elsbuf[1] |= htobe32(0x00000100); 2925 elsbuf[4] = htobe32(0x00000002); 2926 if (mpt->role & MPT_ROLE_TARGET) 2927 elsbuf[4] |= htobe32(0x00000010); 2928 if (mpt->role & MPT_ROLE_INITIATOR) 2929 elsbuf[4] |= htobe32(0x00000020); 2930 /* remove from active list as we're done */ 2931 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2932 req->state &= ~REQ_STATE_QUEUED; 2933 req->state |= REQ_STATE_DONE; 2934 mpt_fc_els_send_response(mpt, req, rp, 20); 2935 do_refresh = FALSE; 2936 break; 2937 case PRLO: 2938 memset(elsbuf, 0, 5 * (sizeof (U32))); 2939 elsbuf[0] = htobe32(0x02100014); 2940 elsbuf[1] = htobe32(0x08000100); 2941 mpt_prt(mpt, "PRLO from 0x%08x%08x\n", 2942 le32toh(rp->Wwn.PortNameHigh), 2943 le32toh(rp->Wwn.PortNameLow)); 2944 /* remove from active list as we're done */ 2945 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2946 req->state &= ~REQ_STATE_QUEUED; 2947 req->state |= REQ_STATE_DONE; 2948 mpt_fc_els_send_response(mpt, req, rp, 20); 2949 do_refresh = FALSE; 2950 break; 2951 default: 2952 mpt_prt(mpt, "ELS TYPE 1 COMMAND: %x\n", cmd); 2953 break; 2954 } 2955 } else if (rctl == ABTS && type == 0) { 2956 uint16_t rx_id = le16toh(rp->Rxid); 2957 uint16_t ox_id = le16toh(rp->Oxid); 2958 request_t *tgt_req = NULL; 2959 2960 mpt_prt(mpt, 2961 "ELS: ABTS OX_ID 0x%x RX_ID 0x%x from 0x%08x%08x\n", 2962 ox_id, rx_id, le32toh(rp->Wwn.PortNameHigh), 2963 le32toh(rp->Wwn.PortNameLow)); 2964 if (rx_id >= mpt->mpt_max_tgtcmds) { 2965 mpt_prt(mpt, "Bad RX_ID 0x%x\n", rx_id); 2966 } else if (mpt->tgt_cmd_ptrs == NULL) { 2967 mpt_prt(mpt, "No TGT CMD PTRS\n"); 2968 } else { 2969 tgt_req = mpt->tgt_cmd_ptrs[rx_id]; 2970 } 2971 if (tgt_req) { 2972 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, tgt_req); 2973 union ccb *ccb = tgt->ccb; 2974 uint32_t ct_id; 2975 2976 /* 2977 * Check to make sure we have the correct command 2978 * The reply descriptor in the target state should 2979 * should contain an IoIndex that should match the 2980 * RX_ID. 2981 * 2982 * It'd be nice to have OX_ID to crosscheck with 2983 * as well. 2984 */ 2985 ct_id = GET_IO_INDEX(tgt->reply_desc); 2986 2987 if (ct_id != rx_id) { 2988 mpt_lprt(mpt, MPT_PRT_ERROR, "ABORT Mismatch: " 2989 "RX_ID received=0x%x; RX_ID in cmd=0x%x\n", 2990 rx_id, ct_id); 2991 goto skip; 2992 } 2993 2994 ccb = tgt->ccb; 2995 if (ccb) { 2996 mpt_prt(mpt, 2997 "CCB (%p): lun %u flags %x status %x\n", 2998 ccb, ccb->ccb_h.target_lun, 2999 ccb->ccb_h.flags, ccb->ccb_h.status); 3000 } 3001 mpt_prt(mpt, "target state 0x%x resid %u xfrd %u rpwrd " 3002 "%x nxfers %x\n", tgt->state, 3003 tgt->resid, tgt->bytes_xfered, tgt->reply_desc, 3004 tgt->nxfers); 3005 skip: 3006 if (mpt_abort_target_cmd(mpt, tgt_req)) { 3007 mpt_prt(mpt, "unable to start TargetAbort\n"); 3008 } 3009 } else { 3010 mpt_prt(mpt, "no back pointer for RX_ID 0x%x\n", rx_id); 3011 } 3012 memset(elsbuf, 0, 5 * (sizeof (U32))); 3013 elsbuf[0] = htobe32(0); 3014 elsbuf[1] = htobe32((ox_id << 16) | rx_id); 3015 elsbuf[2] = htobe32(0x000ffff); 3016 /* 3017 * Dork with the reply frame so that the reponse to it 3018 * will be correct. 3019 */ 3020 rp->Rctl_Did += ((BA_ACC - ABTS) << MPI_FC_RCTL_SHIFT); 3021 /* remove from active list as we're done */ 3022 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 3023 req->state &= ~REQ_STATE_QUEUED; 3024 req->state |= REQ_STATE_DONE; 3025 mpt_fc_els_send_response(mpt, req, rp, 12); 3026 do_refresh = FALSE; 3027 } else { 3028 mpt_prt(mpt, "ELS: RCTL %x TYPE %x CMD %x\n", rctl, type, cmd); 3029 } 3030 if (do_refresh == TRUE) { 3031 /* remove from active list as we're done */ 3032 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 3033 req->state &= ~REQ_STATE_QUEUED; 3034 req->state |= REQ_STATE_DONE; 3035 mpt_fc_post_els(mpt, req, ioindex); 3036 } 3037 return (TRUE); 3038 } 3039 3040 /* 3041 * Clean up all SCSI Initiator personality state in response 3042 * to a controller reset. 3043 */ 3044 static void 3045 mpt_cam_ioc_reset(struct mpt_softc *mpt, int type) 3046 { 3047 /* 3048 * The pending list is already run down by 3049 * the generic handler. Perform the same 3050 * operation on the timed out request list. 3051 */ 3052 mpt_complete_request_chain(mpt, &mpt->request_timeout_list, 3053 MPI_IOCSTATUS_INVALID_STATE); 3054 3055 /* 3056 * XXX: We need to repost ELS and Target Command Buffers? 3057 */ 3058 3059 /* 3060 * Inform the XPT that a bus reset has occurred. 3061 */ 3062 xpt_async(AC_BUS_RESET, mpt->path, NULL); 3063 } 3064 3065 /* 3066 * Parse additional completion information in the reply 3067 * frame for SCSI I/O requests. 3068 */ 3069 static int 3070 mpt_scsi_reply_frame_handler(struct mpt_softc *mpt, request_t *req, 3071 MSG_DEFAULT_REPLY *reply_frame) 3072 { 3073 union ccb *ccb; 3074 MSG_SCSI_IO_REPLY *scsi_io_reply; 3075 u_int ioc_status; 3076 u_int sstate; 3077 3078 MPT_DUMP_REPLY_FRAME(mpt, reply_frame); 3079 KASSERT(reply_frame->Function == MPI_FUNCTION_SCSI_IO_REQUEST 3080 || reply_frame->Function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH, 3081 ("MPT SCSI I/O Handler called with incorrect reply type")); 3082 KASSERT((reply_frame->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) == 0, 3083 ("MPT SCSI I/O Handler called with continuation reply")); 3084 3085 scsi_io_reply = (MSG_SCSI_IO_REPLY *)reply_frame; 3086 ioc_status = le16toh(scsi_io_reply->IOCStatus); 3087 ioc_status &= MPI_IOCSTATUS_MASK; 3088 sstate = scsi_io_reply->SCSIState; 3089 3090 ccb = req->ccb; 3091 ccb->csio.resid = 3092 ccb->csio.dxfer_len - le32toh(scsi_io_reply->TransferCount); 3093 3094 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_VALID) != 0 3095 && (ccb->ccb_h.flags & (CAM_SENSE_PHYS | CAM_SENSE_PTR)) == 0) { 3096 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 3097 ccb->csio.sense_resid = 3098 ccb->csio.sense_len - le32toh(scsi_io_reply->SenseCount); 3099 bcopy(req->sense_vbuf, &ccb->csio.sense_data, 3100 min(ccb->csio.sense_len, 3101 le32toh(scsi_io_reply->SenseCount))); 3102 } 3103 3104 if ((sstate & MPI_SCSI_STATE_QUEUE_TAG_REJECTED) != 0) { 3105 /* 3106 * Tag messages rejected, but non-tagged retry 3107 * was successful. 3108 XXXX 3109 mpt_set_tags(mpt, devinfo, MPT_QUEUE_NONE); 3110 */ 3111 } 3112 3113 switch(ioc_status) { 3114 case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: 3115 /* 3116 * XXX 3117 * Linux driver indicates that a zero 3118 * transfer length with this error code 3119 * indicates a CRC error. 3120 * 3121 * No need to swap the bytes for checking 3122 * against zero. 3123 */ 3124 if (scsi_io_reply->TransferCount == 0) { 3125 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY); 3126 break; 3127 } 3128 /* FALLTHROUGH */ 3129 case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: 3130 case MPI_IOCSTATUS_SUCCESS: 3131 case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: 3132 if ((sstate & MPI_SCSI_STATE_NO_SCSI_STATUS) != 0) { 3133 /* 3134 * Status was never returned for this transaction. 3135 */ 3136 mpt_set_ccb_status(ccb, CAM_UNEXP_BUSFREE); 3137 } else if (scsi_io_reply->SCSIStatus != SCSI_STATUS_OK) { 3138 ccb->csio.scsi_status = scsi_io_reply->SCSIStatus; 3139 mpt_set_ccb_status(ccb, CAM_SCSI_STATUS_ERROR); 3140 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_FAILED) != 0) 3141 mpt_set_ccb_status(ccb, CAM_AUTOSENSE_FAIL); 3142 } else if ((sstate & MPI_SCSI_STATE_RESPONSE_INFO_VALID) != 0) { 3143 3144 /* XXX Handle SPI-Packet and FCP-2 reponse info. */ 3145 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3146 } else 3147 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3148 break; 3149 case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: 3150 mpt_set_ccb_status(ccb, CAM_DATA_RUN_ERR); 3151 break; 3152 case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: 3153 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY); 3154 break; 3155 case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: 3156 /* 3157 * Since selection timeouts and "device really not 3158 * there" are grouped into this error code, report 3159 * selection timeout. Selection timeouts are 3160 * typically retried before giving up on the device 3161 * whereas "device not there" errors are considered 3162 * unretryable. 3163 */ 3164 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT); 3165 break; 3166 case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: 3167 mpt_set_ccb_status(ccb, CAM_SEQUENCE_FAIL); 3168 break; 3169 case MPI_IOCSTATUS_SCSI_INVALID_BUS: 3170 mpt_set_ccb_status(ccb, CAM_PATH_INVALID); 3171 break; 3172 case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: 3173 mpt_set_ccb_status(ccb, CAM_TID_INVALID); 3174 break; 3175 case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: 3176 ccb->ccb_h.status = CAM_UA_TERMIO; 3177 break; 3178 case MPI_IOCSTATUS_INVALID_STATE: 3179 /* 3180 * The IOC has been reset. Emulate a bus reset. 3181 */ 3182 /* FALLTHROUGH */ 3183 case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: 3184 ccb->ccb_h.status = CAM_SCSI_BUS_RESET; 3185 break; 3186 case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: 3187 case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: 3188 /* 3189 * Don't clobber any timeout status that has 3190 * already been set for this transaction. We 3191 * want the SCSI layer to be able to differentiate 3192 * between the command we aborted due to timeout 3193 * and any innocent bystanders. 3194 */ 3195 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) 3196 break; 3197 mpt_set_ccb_status(ccb, CAM_REQ_TERMIO); 3198 break; 3199 3200 case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: 3201 mpt_set_ccb_status(ccb, CAM_RESRC_UNAVAIL); 3202 break; 3203 case MPI_IOCSTATUS_BUSY: 3204 mpt_set_ccb_status(ccb, CAM_BUSY); 3205 break; 3206 case MPI_IOCSTATUS_INVALID_FUNCTION: 3207 case MPI_IOCSTATUS_INVALID_SGL: 3208 case MPI_IOCSTATUS_INTERNAL_ERROR: 3209 case MPI_IOCSTATUS_INVALID_FIELD: 3210 default: 3211 /* XXX 3212 * Some of the above may need to kick 3213 * of a recovery action!!!! 3214 */ 3215 ccb->ccb_h.status = CAM_UNREC_HBA_ERROR; 3216 break; 3217 } 3218 3219 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3220 mpt_freeze_ccb(ccb); 3221 } 3222 3223 return (TRUE); 3224 } 3225 3226 static void 3227 mpt_action(struct cam_sim *sim, union ccb *ccb) 3228 { 3229 struct mpt_softc *mpt; 3230 struct ccb_trans_settings *cts; 3231 target_id_t tgt; 3232 lun_id_t lun; 3233 int raid_passthru; 3234 3235 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("mpt_action\n")); 3236 3237 mpt = (struct mpt_softc *)cam_sim_softc(sim); 3238 raid_passthru = (sim == mpt->phydisk_sim); 3239 MPT_LOCK_ASSERT(mpt); 3240 3241 tgt = ccb->ccb_h.target_id; 3242 lun = ccb->ccb_h.target_lun; 3243 if (raid_passthru && 3244 ccb->ccb_h.func_code != XPT_PATH_INQ && 3245 ccb->ccb_h.func_code != XPT_RESET_BUS && 3246 ccb->ccb_h.func_code != XPT_RESET_DEV) { 3247 CAMLOCK_2_MPTLOCK(mpt); 3248 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) { 3249 MPTLOCK_2_CAMLOCK(mpt); 3250 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3251 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE); 3252 xpt_done(ccb); 3253 return; 3254 } 3255 MPTLOCK_2_CAMLOCK(mpt); 3256 } 3257 ccb->ccb_h.ccb_mpt_ptr = mpt; 3258 3259 switch (ccb->ccb_h.func_code) { 3260 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3261 /* 3262 * Do a couple of preliminary checks... 3263 */ 3264 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3265 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3266 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3267 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3268 break; 3269 } 3270 } 3271 /* Max supported CDB length is 16 bytes */ 3272 /* XXX Unless we implement the new 32byte message type */ 3273 if (ccb->csio.cdb_len > 3274 sizeof (((PTR_MSG_SCSI_IO_REQUEST)0)->CDB)) { 3275 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3276 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3277 break; 3278 } 3279 #ifdef MPT_TEST_MULTIPATH 3280 if (mpt->failure_id == ccb->ccb_h.target_id) { 3281 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3282 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT); 3283 break; 3284 } 3285 #endif 3286 ccb->csio.scsi_status = SCSI_STATUS_OK; 3287 mpt_start(sim, ccb); 3288 return; 3289 3290 case XPT_RESET_BUS: 3291 if (raid_passthru) { 3292 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3293 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3294 break; 3295 } 3296 case XPT_RESET_DEV: 3297 if (ccb->ccb_h.func_code == XPT_RESET_BUS) { 3298 if (bootverbose) { 3299 xpt_print(ccb->ccb_h.path, "reset bus\n"); 3300 } 3301 } else { 3302 xpt_print(ccb->ccb_h.path, "reset device\n"); 3303 } 3304 CAMLOCK_2_MPTLOCK(mpt); 3305 (void) mpt_bus_reset(mpt, tgt, lun, FALSE); 3306 MPTLOCK_2_CAMLOCK(mpt); 3307 3308 /* 3309 * mpt_bus_reset is always successful in that it 3310 * will fall back to a hard reset should a bus 3311 * reset attempt fail. 3312 */ 3313 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3314 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3315 break; 3316 3317 case XPT_ABORT: 3318 { 3319 union ccb *accb = ccb->cab.abort_ccb; 3320 CAMLOCK_2_MPTLOCK(mpt); 3321 switch (accb->ccb_h.func_code) { 3322 case XPT_ACCEPT_TARGET_IO: 3323 case XPT_IMMED_NOTIFY: 3324 ccb->ccb_h.status = mpt_abort_target_ccb(mpt, ccb); 3325 break; 3326 case XPT_CONT_TARGET_IO: 3327 mpt_prt(mpt, "cannot abort active CTIOs yet\n"); 3328 ccb->ccb_h.status = CAM_UA_ABORT; 3329 break; 3330 case XPT_SCSI_IO: 3331 ccb->ccb_h.status = CAM_UA_ABORT; 3332 break; 3333 default: 3334 ccb->ccb_h.status = CAM_REQ_INVALID; 3335 break; 3336 } 3337 MPTLOCK_2_CAMLOCK(mpt); 3338 break; 3339 } 3340 3341 #ifdef CAM_NEW_TRAN_CODE 3342 #define IS_CURRENT_SETTINGS(c) ((c)->type == CTS_TYPE_CURRENT_SETTINGS) 3343 #else 3344 #define IS_CURRENT_SETTINGS(c) ((c)->flags & CCB_TRANS_CURRENT_SETTINGS) 3345 #endif 3346 #define DP_DISC_ENABLE 0x1 3347 #define DP_DISC_DISABL 0x2 3348 #define DP_DISC (DP_DISC_ENABLE|DP_DISC_DISABL) 3349 3350 #define DP_TQING_ENABLE 0x4 3351 #define DP_TQING_DISABL 0x8 3352 #define DP_TQING (DP_TQING_ENABLE|DP_TQING_DISABL) 3353 3354 #define DP_WIDE 0x10 3355 #define DP_NARROW 0x20 3356 #define DP_WIDTH (DP_WIDE|DP_NARROW) 3357 3358 #define DP_SYNC 0x40 3359 3360 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3361 { 3362 #ifdef CAM_NEW_TRAN_CODE 3363 struct ccb_trans_settings_scsi *scsi; 3364 struct ccb_trans_settings_spi *spi; 3365 #endif 3366 uint8_t dval; 3367 u_int period; 3368 u_int offset; 3369 int i, j; 3370 3371 cts = &ccb->cts; 3372 3373 if (mpt->is_fc || mpt->is_sas) { 3374 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3375 break; 3376 } 3377 3378 #ifdef CAM_NEW_TRAN_CODE 3379 scsi = &cts->proto_specific.scsi; 3380 spi = &cts->xport_specific.spi; 3381 3382 /* 3383 * We can be called just to valid transport and proto versions 3384 */ 3385 if (scsi->valid == 0 && spi->valid == 0) { 3386 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3387 break; 3388 } 3389 #endif 3390 3391 /* 3392 * Skip attempting settings on RAID volume disks. 3393 * Other devices on the bus get the normal treatment. 3394 */ 3395 if (mpt->phydisk_sim && raid_passthru == 0 && 3396 mpt_is_raid_volume(mpt, tgt) != 0) { 3397 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3398 "no transfer settings for RAID vols\n"); 3399 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3400 break; 3401 } 3402 3403 i = mpt->mpt_port_page2.PortSettings & 3404 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS; 3405 j = mpt->mpt_port_page2.PortFlags & 3406 MPI_SCSIPORTPAGE2_PORT_FLAGS_DV_MASK; 3407 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS && 3408 j == MPI_SCSIPORTPAGE2_PORT_FLAGS_OFF_DV) { 3409 mpt_lprt(mpt, MPT_PRT_ALWAYS, 3410 "honoring BIOS transfer negotiations\n"); 3411 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3412 break; 3413 } 3414 3415 dval = 0; 3416 period = 0; 3417 offset = 0; 3418 3419 #ifndef CAM_NEW_TRAN_CODE 3420 if ((cts->valid & CCB_TRANS_DISC_VALID) != 0) { 3421 dval |= (cts->flags & CCB_TRANS_DISC_ENB) ? 3422 DP_DISC_ENABLE : DP_DISC_DISABL; 3423 } 3424 3425 if ((cts->valid & CCB_TRANS_TQ_VALID) != 0) { 3426 dval |= (cts->flags & CCB_TRANS_TAG_ENB) ? 3427 DP_TQING_ENABLE : DP_TQING_DISABL; 3428 } 3429 3430 if ((cts->valid & CCB_TRANS_BUS_WIDTH_VALID) != 0) { 3431 dval |= cts->bus_width ? DP_WIDE : DP_NARROW; 3432 } 3433 3434 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && 3435 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID)) { 3436 dval |= DP_SYNC; 3437 period = cts->sync_period; 3438 offset = cts->sync_offset; 3439 } 3440 #else 3441 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3442 dval |= ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) ? 3443 DP_DISC_ENABLE : DP_DISC_DISABL; 3444 } 3445 3446 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3447 dval |= ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) ? 3448 DP_TQING_ENABLE : DP_TQING_DISABL; 3449 } 3450 3451 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3452 dval |= (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) ? 3453 DP_WIDE : DP_NARROW; 3454 } 3455 3456 if (spi->valid & CTS_SPI_VALID_SYNC_OFFSET) { 3457 dval |= DP_SYNC; 3458 offset = spi->sync_offset; 3459 } else { 3460 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr = 3461 &mpt->mpt_dev_page1[tgt]; 3462 offset = ptr->RequestedParameters; 3463 offset &= MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK; 3464 offset >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET; 3465 } 3466 if (spi->valid & CTS_SPI_VALID_SYNC_RATE) { 3467 dval |= DP_SYNC; 3468 period = spi->sync_period; 3469 } else { 3470 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr = 3471 &mpt->mpt_dev_page1[tgt]; 3472 period = ptr->RequestedParameters; 3473 period &= MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK; 3474 period >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD; 3475 } 3476 #endif 3477 CAMLOCK_2_MPTLOCK(mpt); 3478 if (dval & DP_DISC_ENABLE) { 3479 mpt->mpt_disc_enable |= (1 << tgt); 3480 } else if (dval & DP_DISC_DISABL) { 3481 mpt->mpt_disc_enable &= ~(1 << tgt); 3482 } 3483 if (dval & DP_TQING_ENABLE) { 3484 mpt->mpt_tag_enable |= (1 << tgt); 3485 } else if (dval & DP_TQING_DISABL) { 3486 mpt->mpt_tag_enable &= ~(1 << tgt); 3487 } 3488 if (dval & DP_WIDTH) { 3489 mpt_setwidth(mpt, tgt, 1); 3490 } 3491 if (dval & DP_SYNC) { 3492 mpt_setsync(mpt, tgt, period, offset); 3493 } 3494 if (dval == 0) { 3495 MPTLOCK_2_CAMLOCK(mpt); 3496 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3497 break; 3498 } 3499 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3500 "set [%d]: 0x%x period 0x%x offset %d\n", 3501 tgt, dval, period, offset); 3502 if (mpt_update_spi_config(mpt, tgt)) { 3503 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3504 } else { 3505 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3506 } 3507 MPTLOCK_2_CAMLOCK(mpt); 3508 break; 3509 } 3510 case XPT_GET_TRAN_SETTINGS: 3511 { 3512 #ifdef CAM_NEW_TRAN_CODE 3513 struct ccb_trans_settings_scsi *scsi; 3514 cts = &ccb->cts; 3515 cts->protocol = PROTO_SCSI; 3516 if (mpt->is_fc) { 3517 struct ccb_trans_settings_fc *fc = 3518 &cts->xport_specific.fc; 3519 cts->protocol_version = SCSI_REV_SPC; 3520 cts->transport = XPORT_FC; 3521 cts->transport_version = 0; 3522 fc->valid = CTS_FC_VALID_SPEED; 3523 fc->bitrate = 100000; 3524 } else if (mpt->is_sas) { 3525 struct ccb_trans_settings_sas *sas = 3526 &cts->xport_specific.sas; 3527 cts->protocol_version = SCSI_REV_SPC2; 3528 cts->transport = XPORT_SAS; 3529 cts->transport_version = 0; 3530 sas->valid = CTS_SAS_VALID_SPEED; 3531 sas->bitrate = 300000; 3532 } else { 3533 cts->protocol_version = SCSI_REV_2; 3534 cts->transport = XPORT_SPI; 3535 cts->transport_version = 2; 3536 if (mpt_get_spi_settings(mpt, cts) != 0) { 3537 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3538 break; 3539 } 3540 } 3541 scsi = &cts->proto_specific.scsi; 3542 scsi->valid = CTS_SCSI_VALID_TQ; 3543 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3544 #else 3545 cts = &ccb->cts; 3546 if (mpt->is_fc) { 3547 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 3548 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 3549 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3550 } else if (mpt->is_sas) { 3551 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 3552 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 3553 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3554 } else if (mpt_get_spi_settings(mpt, cts) != 0) { 3555 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3556 break; 3557 } 3558 #endif 3559 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3560 break; 3561 } 3562 case XPT_CALC_GEOMETRY: 3563 { 3564 struct ccb_calc_geometry *ccg; 3565 3566 ccg = &ccb->ccg; 3567 if (ccg->block_size == 0) { 3568 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3569 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3570 break; 3571 } 3572 mpt_calc_geometry(ccg, /*extended*/1); 3573 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 3574 break; 3575 } 3576 case XPT_PATH_INQ: /* Path routing inquiry */ 3577 { 3578 struct ccb_pathinq *cpi = &ccb->cpi; 3579 3580 cpi->version_num = 1; 3581 cpi->target_sprt = 0; 3582 cpi->hba_eng_cnt = 0; 3583 cpi->max_target = mpt->port_facts[0].MaxDevices - 1; 3584 /* 3585 * FC cards report MAX_DEVICES of 512, but 3586 * the MSG_SCSI_IO_REQUEST target id field 3587 * is only 8 bits. Until we fix the driver 3588 * to support 'channels' for bus overflow, 3589 * just limit it. 3590 */ 3591 if (cpi->max_target > 255) { 3592 cpi->max_target = 255; 3593 } 3594 3595 /* 3596 * VMware ESX reports > 16 devices and then dies when we probe. 3597 */ 3598 if (mpt->is_spi && cpi->max_target > 15) { 3599 cpi->max_target = 15; 3600 } 3601 if (mpt->is_spi) 3602 cpi->max_lun = 7; 3603 else 3604 cpi->max_lun = MPT_MAX_LUNS; 3605 cpi->initiator_id = mpt->mpt_ini_id; 3606 cpi->bus_id = cam_sim_bus(sim); 3607 3608 /* 3609 * The base speed is the speed of the underlying connection. 3610 */ 3611 #ifdef CAM_NEW_TRAN_CODE 3612 cpi->protocol = PROTO_SCSI; 3613 if (mpt->is_fc) { 3614 cpi->hba_misc = PIM_NOBUSRESET; 3615 cpi->base_transfer_speed = 100000; 3616 cpi->hba_inquiry = PI_TAG_ABLE; 3617 cpi->transport = XPORT_FC; 3618 cpi->transport_version = 0; 3619 cpi->protocol_version = SCSI_REV_SPC; 3620 } else if (mpt->is_sas) { 3621 cpi->hba_misc = PIM_NOBUSRESET; 3622 cpi->base_transfer_speed = 300000; 3623 cpi->hba_inquiry = PI_TAG_ABLE; 3624 cpi->transport = XPORT_SAS; 3625 cpi->transport_version = 0; 3626 cpi->protocol_version = SCSI_REV_SPC2; 3627 } else { 3628 cpi->hba_misc = PIM_SEQSCAN; 3629 cpi->base_transfer_speed = 3300; 3630 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 3631 cpi->transport = XPORT_SPI; 3632 cpi->transport_version = 2; 3633 cpi->protocol_version = SCSI_REV_2; 3634 } 3635 #else 3636 if (mpt->is_fc) { 3637 cpi->hba_misc = PIM_NOBUSRESET; 3638 cpi->base_transfer_speed = 100000; 3639 cpi->hba_inquiry = PI_TAG_ABLE; 3640 } else if (mpt->is_sas) { 3641 cpi->hba_misc = PIM_NOBUSRESET; 3642 cpi->base_transfer_speed = 300000; 3643 cpi->hba_inquiry = PI_TAG_ABLE; 3644 } else { 3645 cpi->hba_misc = PIM_SEQSCAN; 3646 cpi->base_transfer_speed = 3300; 3647 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 3648 } 3649 #endif 3650 3651 /* 3652 * We give our fake RAID passhtru bus a width that is MaxVolumes 3653 * wide and restrict it to one lun. 3654 */ 3655 if (raid_passthru) { 3656 cpi->max_target = mpt->ioc_page2->MaxPhysDisks - 1; 3657 cpi->initiator_id = cpi->max_target + 1; 3658 cpi->max_lun = 0; 3659 } 3660 3661 if ((mpt->role & MPT_ROLE_INITIATOR) == 0) { 3662 cpi->hba_misc |= PIM_NOINITIATOR; 3663 } 3664 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) { 3665 cpi->target_sprt = 3666 PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 3667 } else { 3668 cpi->target_sprt = 0; 3669 } 3670 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 3671 strncpy(cpi->hba_vid, "LSI", HBA_IDLEN); 3672 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 3673 cpi->unit_number = cam_sim_unit(sim); 3674 cpi->ccb_h.status = CAM_REQ_CMP; 3675 break; 3676 } 3677 case XPT_EN_LUN: /* Enable LUN as a target */ 3678 { 3679 int result; 3680 3681 CAMLOCK_2_MPTLOCK(mpt); 3682 if (ccb->cel.enable) 3683 result = mpt_enable_lun(mpt, 3684 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 3685 else 3686 result = mpt_disable_lun(mpt, 3687 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 3688 MPTLOCK_2_CAMLOCK(mpt); 3689 if (result == 0) { 3690 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3691 } else { 3692 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3693 } 3694 break; 3695 } 3696 case XPT_NOTIFY_ACK: /* recycle notify ack */ 3697 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 3698 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3699 { 3700 tgt_resource_t *trtp; 3701 lun_id_t lun = ccb->ccb_h.target_lun; 3702 ccb->ccb_h.sim_priv.entries[0].field = 0; 3703 ccb->ccb_h.sim_priv.entries[1].ptr = mpt; 3704 ccb->ccb_h.flags = 0; 3705 3706 if (lun == CAM_LUN_WILDCARD) { 3707 if (ccb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 3708 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3709 break; 3710 } 3711 trtp = &mpt->trt_wildcard; 3712 } else if (lun >= MPT_MAX_LUNS) { 3713 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3714 break; 3715 } else { 3716 trtp = &mpt->trt[lun]; 3717 } 3718 CAMLOCK_2_MPTLOCK(mpt); 3719 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3720 mpt_lprt(mpt, MPT_PRT_DEBUG1, 3721 "Put FREE ATIO %p lun %d\n", ccb, lun); 3722 STAILQ_INSERT_TAIL(&trtp->atios, &ccb->ccb_h, 3723 sim_links.stqe); 3724 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 3725 mpt_lprt(mpt, MPT_PRT_DEBUG1, 3726 "Put FREE INOT lun %d\n", lun); 3727 STAILQ_INSERT_TAIL(&trtp->inots, &ccb->ccb_h, 3728 sim_links.stqe); 3729 } else { 3730 mpt_lprt(mpt, MPT_PRT_ALWAYS, "Got Notify ACK\n"); 3731 } 3732 mpt_set_ccb_status(ccb, CAM_REQ_INPROG); 3733 MPTLOCK_2_CAMLOCK(mpt); 3734 return; 3735 } 3736 case XPT_CONT_TARGET_IO: 3737 CAMLOCK_2_MPTLOCK(mpt); 3738 mpt_target_start_io(mpt, ccb); 3739 MPTLOCK_2_CAMLOCK(mpt); 3740 return; 3741 3742 default: 3743 ccb->ccb_h.status = CAM_REQ_INVALID; 3744 break; 3745 } 3746 xpt_done(ccb); 3747 } 3748 3749 static int 3750 mpt_get_spi_settings(struct mpt_softc *mpt, struct ccb_trans_settings *cts) 3751 { 3752 #ifdef CAM_NEW_TRAN_CODE 3753 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3754 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3755 #endif 3756 target_id_t tgt; 3757 uint32_t dval, pval, oval; 3758 int rv; 3759 3760 if (IS_CURRENT_SETTINGS(cts) == 0) { 3761 tgt = cts->ccb_h.target_id; 3762 } else if (xpt_path_sim(cts->ccb_h.path) == mpt->phydisk_sim) { 3763 if (mpt_map_physdisk(mpt, (union ccb *)cts, &tgt)) { 3764 return (-1); 3765 } 3766 } else { 3767 tgt = cts->ccb_h.target_id; 3768 } 3769 3770 /* 3771 * We aren't looking at Port Page 2 BIOS settings here- 3772 * sometimes these have been known to be bogus XXX. 3773 * 3774 * For user settings, we pick the max from port page 0 3775 * 3776 * For current settings we read the current settings out from 3777 * device page 0 for that target. 3778 */ 3779 if (IS_CURRENT_SETTINGS(cts)) { 3780 CONFIG_PAGE_SCSI_DEVICE_0 tmp; 3781 dval = 0; 3782 3783 CAMLOCK_2_MPTLOCK(mpt); 3784 tmp = mpt->mpt_dev_page0[tgt]; 3785 rv = mpt_read_cur_cfg_page(mpt, tgt, &tmp.Header, 3786 sizeof(tmp), FALSE, 5000); 3787 if (rv) { 3788 MPTLOCK_2_CAMLOCK(mpt); 3789 mpt_prt(mpt, "can't get tgt %d config page 0\n", tgt); 3790 return (rv); 3791 } 3792 mpt2host_config_page_scsi_device_0(&tmp); 3793 3794 MPTLOCK_2_CAMLOCK(mpt); 3795 mpt_lprt(mpt, MPT_PRT_DEBUG, 3796 "mpt_get_spi_settings[%d]: current NP %x Info %x\n", tgt, 3797 tmp.NegotiatedParameters, tmp.Information); 3798 dval |= (tmp.NegotiatedParameters & MPI_SCSIDEVPAGE0_NP_WIDE) ? 3799 DP_WIDE : DP_NARROW; 3800 dval |= (mpt->mpt_disc_enable & (1 << tgt)) ? 3801 DP_DISC_ENABLE : DP_DISC_DISABL; 3802 dval |= (mpt->mpt_tag_enable & (1 << tgt)) ? 3803 DP_TQING_ENABLE : DP_TQING_DISABL; 3804 oval = tmp.NegotiatedParameters; 3805 oval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK; 3806 oval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_OFFSET; 3807 pval = tmp.NegotiatedParameters; 3808 pval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK; 3809 pval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_PERIOD; 3810 mpt->mpt_dev_page0[tgt] = tmp; 3811 } else { 3812 dval = DP_WIDE|DP_DISC_ENABLE|DP_TQING_ENABLE|DP_SYNC; 3813 oval = mpt->mpt_port_page0.Capabilities; 3814 oval = MPI_SCSIPORTPAGE0_CAP_GET_MAX_SYNC_OFFSET(oval); 3815 pval = mpt->mpt_port_page0.Capabilities; 3816 pval = MPI_SCSIPORTPAGE0_CAP_GET_MIN_SYNC_PERIOD(pval); 3817 } 3818 3819 #ifndef CAM_NEW_TRAN_CODE 3820 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); 3821 cts->valid = 0; 3822 cts->sync_period = pval; 3823 cts->sync_offset = oval; 3824 cts->valid |= CCB_TRANS_SYNC_RATE_VALID; 3825 cts->valid |= CCB_TRANS_SYNC_OFFSET_VALID; 3826 cts->valid |= CCB_TRANS_BUS_WIDTH_VALID; 3827 if (dval & DP_WIDE) { 3828 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3829 } else { 3830 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3831 } 3832 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3833 cts->valid |= CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 3834 if (dval & DP_DISC_ENABLE) { 3835 cts->flags |= CCB_TRANS_DISC_ENB; 3836 } 3837 if (dval & DP_TQING_ENABLE) { 3838 cts->flags |= CCB_TRANS_TAG_ENB; 3839 } 3840 } 3841 #else 3842 spi->valid = 0; 3843 scsi->valid = 0; 3844 spi->flags = 0; 3845 scsi->flags = 0; 3846 spi->sync_offset = oval; 3847 spi->sync_period = pval; 3848 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3849 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3850 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3851 if (dval & DP_WIDE) { 3852 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3853 } else { 3854 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3855 } 3856 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3857 scsi->valid = CTS_SCSI_VALID_TQ; 3858 if (dval & DP_TQING_ENABLE) { 3859 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3860 } 3861 spi->valid |= CTS_SPI_VALID_DISC; 3862 if (dval & DP_DISC_ENABLE) { 3863 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3864 } 3865 } 3866 #endif 3867 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3868 "mpt_get_spi_settings[%d]: %s flags 0x%x per 0x%x off=%d\n", tgt, 3869 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM ", dval, pval, oval); 3870 return (0); 3871 } 3872 3873 static void 3874 mpt_setwidth(struct mpt_softc *mpt, int tgt, int onoff) 3875 { 3876 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr; 3877 3878 ptr = &mpt->mpt_dev_page1[tgt]; 3879 if (onoff) { 3880 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_WIDE; 3881 } else { 3882 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_WIDE; 3883 } 3884 } 3885 3886 static void 3887 mpt_setsync(struct mpt_softc *mpt, int tgt, int period, int offset) 3888 { 3889 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr; 3890 3891 ptr = &mpt->mpt_dev_page1[tgt]; 3892 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK; 3893 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK; 3894 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_DT; 3895 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_QAS; 3896 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_IU; 3897 if (period == 0) { 3898 return; 3899 } 3900 ptr->RequestedParameters |= 3901 period << MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD; 3902 ptr->RequestedParameters |= 3903 offset << MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET; 3904 if (period < 0xa) { 3905 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_DT; 3906 } 3907 if (period < 0x9) { 3908 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_QAS; 3909 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_IU; 3910 } 3911 } 3912 3913 static int 3914 mpt_update_spi_config(struct mpt_softc *mpt, int tgt) 3915 { 3916 CONFIG_PAGE_SCSI_DEVICE_1 tmp; 3917 int rv; 3918 3919 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3920 "mpt_update_spi_config[%d].page1: Requested Params 0x%08x\n", 3921 tgt, mpt->mpt_dev_page1[tgt].RequestedParameters); 3922 tmp = mpt->mpt_dev_page1[tgt]; 3923 host2mpt_config_page_scsi_device_1(&tmp); 3924 rv = mpt_write_cur_cfg_page(mpt, tgt, 3925 &tmp.Header, sizeof(tmp), FALSE, 5000); 3926 if (rv) { 3927 mpt_prt(mpt, "mpt_update_spi_config: write cur page failed\n"); 3928 return (-1); 3929 } 3930 return (0); 3931 } 3932 3933 static void 3934 mpt_calc_geometry(struct ccb_calc_geometry *ccg, int extended) 3935 { 3936 #if __FreeBSD_version >= 500000 3937 cam_calc_geometry(ccg, extended); 3938 #else 3939 uint32_t size_mb; 3940 uint32_t secs_per_cylinder; 3941 3942 if (ccg->block_size == 0) { 3943 ccg->ccb_h.status = CAM_REQ_INVALID; 3944 return; 3945 } 3946 size_mb = ccg->volume_size / ((1024L * 1024L) / ccg->block_size); 3947 if (size_mb > 1024 && extended) { 3948 ccg->heads = 255; 3949 ccg->secs_per_track = 63; 3950 } else { 3951 ccg->heads = 64; 3952 ccg->secs_per_track = 32; 3953 } 3954 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 3955 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 3956 ccg->ccb_h.status = CAM_REQ_CMP; 3957 #endif 3958 } 3959 3960 /****************************** Timeout Recovery ******************************/ 3961 static int 3962 mpt_spawn_recovery_thread(struct mpt_softc *mpt) 3963 { 3964 int error; 3965 3966 error = mpt_kthread_create(mpt_recovery_thread, mpt, 3967 &mpt->recovery_thread, /*flags*/0, 3968 /*altstack*/0, "mpt_recovery%d", mpt->unit); 3969 return (error); 3970 } 3971 3972 static void 3973 mpt_terminate_recovery_thread(struct mpt_softc *mpt) 3974 { 3975 if (mpt->recovery_thread == NULL) { 3976 return; 3977 } 3978 mpt->shutdwn_recovery = 1; 3979 wakeup(mpt); 3980 /* 3981 * Sleep on a slightly different location 3982 * for this interlock just for added safety. 3983 */ 3984 mpt_sleep(mpt, &mpt->recovery_thread, PUSER, "thtrm", 0); 3985 } 3986 3987 static void 3988 mpt_recovery_thread(void *arg) 3989 { 3990 struct mpt_softc *mpt; 3991 3992 mpt = (struct mpt_softc *)arg; 3993 MPT_LOCK(mpt); 3994 for (;;) { 3995 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { 3996 if (mpt->shutdwn_recovery == 0) { 3997 mpt_sleep(mpt, mpt, PUSER, "idle", 0); 3998 } 3999 } 4000 if (mpt->shutdwn_recovery != 0) { 4001 break; 4002 } 4003 mpt_recover_commands(mpt); 4004 } 4005 mpt->recovery_thread = NULL; 4006 wakeup(&mpt->recovery_thread); 4007 MPT_UNLOCK(mpt); 4008 mpt_kthread_exit(0); 4009 } 4010 4011 static int 4012 mpt_scsi_send_tmf(struct mpt_softc *mpt, u_int type, u_int flags, 4013 u_int channel, u_int target, u_int lun, u_int abort_ctx, int sleep_ok) 4014 { 4015 MSG_SCSI_TASK_MGMT *tmf_req; 4016 int error; 4017 4018 /* 4019 * Wait for any current TMF request to complete. 4020 * We're only allowed to issue one TMF at a time. 4021 */ 4022 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_FREE, REQ_STATE_FREE, 4023 sleep_ok, MPT_TMF_MAX_TIMEOUT); 4024 if (error != 0) { 4025 mpt_reset(mpt, TRUE); 4026 return (ETIMEDOUT); 4027 } 4028 4029 mpt_assign_serno(mpt, mpt->tmf_req); 4030 mpt->tmf_req->state = REQ_STATE_ALLOCATED|REQ_STATE_QUEUED; 4031 4032 tmf_req = (MSG_SCSI_TASK_MGMT *)mpt->tmf_req->req_vbuf; 4033 memset(tmf_req, 0, sizeof(*tmf_req)); 4034 tmf_req->TargetID = target; 4035 tmf_req->Bus = channel; 4036 tmf_req->Function = MPI_FUNCTION_SCSI_TASK_MGMT; 4037 tmf_req->TaskType = type; 4038 tmf_req->MsgFlags = flags; 4039 tmf_req->MsgContext = 4040 htole32(mpt->tmf_req->index | scsi_tmf_handler_id); 4041 if (lun > MPT_MAX_LUNS) { 4042 tmf_req->LUN[0] = 0x40 | ((lun >> 8) & 0x3f); 4043 tmf_req->LUN[1] = lun & 0xff; 4044 } else { 4045 tmf_req->LUN[1] = lun; 4046 } 4047 tmf_req->TaskMsgContext = abort_ctx; 4048 4049 mpt_lprt(mpt, MPT_PRT_DEBUG, 4050 "Issuing TMF %p:%u with MsgContext of 0x%x\n", mpt->tmf_req, 4051 mpt->tmf_req->serno, tmf_req->MsgContext); 4052 if (mpt->verbose > MPT_PRT_DEBUG) { 4053 mpt_print_request(tmf_req); 4054 } 4055 4056 KASSERT(mpt_req_on_pending_list(mpt, mpt->tmf_req) == 0, 4057 ("mpt_scsi_send_tmf: tmf_req already on pending list")); 4058 TAILQ_INSERT_HEAD(&mpt->request_pending_list, mpt->tmf_req, links); 4059 error = mpt_send_handshake_cmd(mpt, sizeof(*tmf_req), tmf_req); 4060 if (error != MPT_OK) { 4061 TAILQ_REMOVE(&mpt->request_pending_list, mpt->tmf_req, links); 4062 mpt->tmf_req->state = REQ_STATE_FREE; 4063 mpt_reset(mpt, TRUE); 4064 } 4065 return (error); 4066 } 4067 4068 /* 4069 * When a command times out, it is placed on the requeust_timeout_list 4070 * and we wake our recovery thread. The MPT-Fusion architecture supports 4071 * only a single TMF operation at a time, so we serially abort/bdr, etc, 4072 * the timedout transactions. The next TMF is issued either by the 4073 * completion handler of the current TMF waking our recovery thread, 4074 * or the TMF timeout handler causing a hard reset sequence. 4075 */ 4076 static void 4077 mpt_recover_commands(struct mpt_softc *mpt) 4078 { 4079 request_t *req; 4080 union ccb *ccb; 4081 int error; 4082 4083 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { 4084 /* 4085 * No work to do- leave. 4086 */ 4087 mpt_prt(mpt, "mpt_recover_commands: no requests.\n"); 4088 return; 4089 } 4090 4091 /* 4092 * Flush any commands whose completion coincides with their timeout. 4093 */ 4094 mpt_intr(mpt); 4095 4096 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { 4097 /* 4098 * The timedout commands have already 4099 * completed. This typically means 4100 * that either the timeout value was on 4101 * the hairy edge of what the device 4102 * requires or - more likely - interrupts 4103 * are not happening. 4104 */ 4105 mpt_prt(mpt, "Timedout requests already complete. " 4106 "Interrupts may not be functioning.\n"); 4107 mpt_enable_ints(mpt); 4108 return; 4109 } 4110 4111 /* 4112 * We have no visibility into the current state of the 4113 * controller, so attempt to abort the commands in the 4114 * order they timed-out. For initiator commands, we 4115 * depend on the reply handler pulling requests off 4116 * the timeout list. 4117 */ 4118 while ((req = TAILQ_FIRST(&mpt->request_timeout_list)) != NULL) { 4119 uint16_t status; 4120 uint8_t response; 4121 MSG_REQUEST_HEADER *hdrp = req->req_vbuf; 4122 4123 mpt_prt(mpt, "attempting to abort req %p:%u function %x\n", 4124 req, req->serno, hdrp->Function); 4125 ccb = req->ccb; 4126 if (ccb == NULL) { 4127 mpt_prt(mpt, "null ccb in timed out request. " 4128 "Resetting Controller.\n"); 4129 mpt_reset(mpt, TRUE); 4130 continue; 4131 } 4132 mpt_set_ccb_status(ccb, CAM_CMD_TIMEOUT); 4133 4134 /* 4135 * Check to see if this is not an initiator command and 4136 * deal with it differently if it is. 4137 */ 4138 switch (hdrp->Function) { 4139 case MPI_FUNCTION_SCSI_IO_REQUEST: 4140 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: 4141 break; 4142 default: 4143 /* 4144 * XXX: FIX ME: need to abort target assists... 4145 */ 4146 mpt_prt(mpt, "just putting it back on the pend q\n"); 4147 TAILQ_REMOVE(&mpt->request_timeout_list, req, links); 4148 TAILQ_INSERT_HEAD(&mpt->request_pending_list, req, 4149 links); 4150 continue; 4151 } 4152 4153 error = mpt_scsi_send_tmf(mpt, 4154 MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, 4155 0, 0, ccb->ccb_h.target_id, ccb->ccb_h.target_lun, 4156 htole32(req->index | scsi_io_handler_id), TRUE); 4157 4158 if (error != 0) { 4159 /* 4160 * mpt_scsi_send_tmf hard resets on failure, so no 4161 * need to do so here. Our queue should be emptied 4162 * by the hard reset. 4163 */ 4164 continue; 4165 } 4166 4167 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE, 4168 REQ_STATE_DONE, TRUE, 500); 4169 4170 status = le16toh(mpt->tmf_req->IOCStatus); 4171 response = mpt->tmf_req->ResponseCode; 4172 mpt->tmf_req->state = REQ_STATE_FREE; 4173 4174 if (error != 0) { 4175 /* 4176 * If we've errored out,, reset the controller. 4177 */ 4178 mpt_prt(mpt, "mpt_recover_commands: abort timed-out. " 4179 "Resetting controller\n"); 4180 mpt_reset(mpt, TRUE); 4181 continue; 4182 } 4183 4184 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { 4185 mpt_prt(mpt, "mpt_recover_commands: IOC Status 0x%x. " 4186 "Resetting controller.\n", status); 4187 mpt_reset(mpt, TRUE); 4188 continue; 4189 } 4190 4191 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED && 4192 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) { 4193 mpt_prt(mpt, "mpt_recover_commands: TMF Response 0x%x. " 4194 "Resetting controller.\n", response); 4195 mpt_reset(mpt, TRUE); 4196 continue; 4197 } 4198 mpt_prt(mpt, "abort of req %p:%u completed\n", req, req->serno); 4199 } 4200 } 4201 4202 /************************ Target Mode Support ****************************/ 4203 static void 4204 mpt_fc_post_els(struct mpt_softc *mpt, request_t *req, int ioindex) 4205 { 4206 MSG_LINK_SERVICE_BUFFER_POST_REQUEST *fc; 4207 PTR_SGE_TRANSACTION32 tep; 4208 PTR_SGE_SIMPLE32 se; 4209 bus_addr_t paddr; 4210 uint32_t fl; 4211 4212 paddr = req->req_pbuf; 4213 paddr += MPT_RQSL(mpt); 4214 4215 fc = req->req_vbuf; 4216 memset(fc, 0, MPT_REQUEST_AREA); 4217 fc->BufferCount = 1; 4218 fc->Function = MPI_FUNCTION_FC_LINK_SRVC_BUF_POST; 4219 fc->MsgContext = htole32(req->index | fc_els_handler_id); 4220 4221 /* 4222 * Okay, set up ELS buffer pointers. ELS buffer pointers 4223 * consist of a TE SGL element (with details length of zero) 4224 * followe by a SIMPLE SGL element which holds the address 4225 * of the buffer. 4226 */ 4227 4228 tep = (PTR_SGE_TRANSACTION32) &fc->SGL; 4229 4230 tep->ContextSize = 4; 4231 tep->Flags = 0; 4232 tep->TransactionContext[0] = htole32(ioindex); 4233 4234 se = (PTR_SGE_SIMPLE32) &tep->TransactionDetails[0]; 4235 fl = 4236 MPI_SGE_FLAGS_HOST_TO_IOC | 4237 MPI_SGE_FLAGS_SIMPLE_ELEMENT | 4238 MPI_SGE_FLAGS_LAST_ELEMENT | 4239 MPI_SGE_FLAGS_END_OF_LIST | 4240 MPI_SGE_FLAGS_END_OF_BUFFER; 4241 fl <<= MPI_SGE_FLAGS_SHIFT; 4242 fl |= (MPT_NRFM(mpt) - MPT_RQSL(mpt)); 4243 se->FlagsLength = htole32(fl); 4244 se->Address = htole32((uint32_t) paddr); 4245 mpt_lprt(mpt, MPT_PRT_DEBUG, 4246 "add ELS index %d ioindex %d for %p:%u\n", 4247 req->index, ioindex, req, req->serno); 4248 KASSERT(((req->state & REQ_STATE_LOCKED) != 0), 4249 ("mpt_fc_post_els: request not locked")); 4250 mpt_send_cmd(mpt, req); 4251 } 4252 4253 static void 4254 mpt_post_target_command(struct mpt_softc *mpt, request_t *req, int ioindex) 4255 { 4256 PTR_MSG_TARGET_CMD_BUFFER_POST_REQUEST fc; 4257 PTR_CMD_BUFFER_DESCRIPTOR cb; 4258 bus_addr_t paddr; 4259 4260 paddr = req->req_pbuf; 4261 paddr += MPT_RQSL(mpt); 4262 memset(req->req_vbuf, 0, MPT_REQUEST_AREA); 4263 MPT_TGT_STATE(mpt, req)->state = TGT_STATE_LOADING; 4264 4265 fc = req->req_vbuf; 4266 fc->BufferCount = 1; 4267 fc->Function = MPI_FUNCTION_TARGET_CMD_BUFFER_POST; 4268 fc->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4269 4270 cb = &fc->Buffer[0]; 4271 cb->IoIndex = htole16(ioindex); 4272 cb->u.PhysicalAddress32 = htole32((U32) paddr); 4273 4274 mpt_check_doorbell(mpt); 4275 mpt_send_cmd(mpt, req); 4276 } 4277 4278 static int 4279 mpt_add_els_buffers(struct mpt_softc *mpt) 4280 { 4281 int i; 4282 4283 if (mpt->is_fc == 0) { 4284 return (TRUE); 4285 } 4286 4287 if (mpt->els_cmds_allocated) { 4288 return (TRUE); 4289 } 4290 4291 mpt->els_cmd_ptrs = malloc(MPT_MAX_ELS * sizeof (request_t *), 4292 M_DEVBUF, M_NOWAIT | M_ZERO); 4293 4294 if (mpt->els_cmd_ptrs == NULL) { 4295 return (FALSE); 4296 } 4297 4298 /* 4299 * Feed the chip some ELS buffer resources 4300 */ 4301 for (i = 0; i < MPT_MAX_ELS; i++) { 4302 request_t *req = mpt_get_request(mpt, FALSE); 4303 if (req == NULL) { 4304 break; 4305 } 4306 req->state |= REQ_STATE_LOCKED; 4307 mpt->els_cmd_ptrs[i] = req; 4308 mpt_fc_post_els(mpt, req, i); 4309 } 4310 4311 if (i == 0) { 4312 mpt_prt(mpt, "unable to add ELS buffer resources\n"); 4313 free(mpt->els_cmd_ptrs, M_DEVBUF); 4314 mpt->els_cmd_ptrs = NULL; 4315 return (FALSE); 4316 } 4317 if (i != MPT_MAX_ELS) { 4318 mpt_lprt(mpt, MPT_PRT_INFO, 4319 "only added %d of %d ELS buffers\n", i, MPT_MAX_ELS); 4320 } 4321 mpt->els_cmds_allocated = i; 4322 return(TRUE); 4323 } 4324 4325 static int 4326 mpt_add_target_commands(struct mpt_softc *mpt) 4327 { 4328 int i, max; 4329 4330 if (mpt->tgt_cmd_ptrs) { 4331 return (TRUE); 4332 } 4333 4334 max = MPT_MAX_REQUESTS(mpt) >> 1; 4335 if (max > mpt->mpt_max_tgtcmds) { 4336 max = mpt->mpt_max_tgtcmds; 4337 } 4338 mpt->tgt_cmd_ptrs = 4339 malloc(max * sizeof (request_t *), M_DEVBUF, M_NOWAIT | M_ZERO); 4340 if (mpt->tgt_cmd_ptrs == NULL) { 4341 mpt_prt(mpt, 4342 "mpt_add_target_commands: could not allocate cmd ptrs\n"); 4343 return (FALSE); 4344 } 4345 4346 for (i = 0; i < max; i++) { 4347 request_t *req; 4348 4349 req = mpt_get_request(mpt, FALSE); 4350 if (req == NULL) { 4351 break; 4352 } 4353 req->state |= REQ_STATE_LOCKED; 4354 mpt->tgt_cmd_ptrs[i] = req; 4355 mpt_post_target_command(mpt, req, i); 4356 } 4357 4358 4359 if (i == 0) { 4360 mpt_lprt(mpt, MPT_PRT_ERROR, "could not add any target bufs\n"); 4361 free(mpt->tgt_cmd_ptrs, M_DEVBUF); 4362 mpt->tgt_cmd_ptrs = NULL; 4363 return (FALSE); 4364 } 4365 4366 mpt->tgt_cmds_allocated = i; 4367 4368 if (i < max) { 4369 mpt_lprt(mpt, MPT_PRT_INFO, 4370 "added %d of %d target bufs\n", i, max); 4371 } 4372 return (i); 4373 } 4374 4375 static int 4376 mpt_enable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun) 4377 { 4378 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 4379 mpt->twildcard = 1; 4380 } else if (lun >= MPT_MAX_LUNS) { 4381 return (EINVAL); 4382 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) { 4383 return (EINVAL); 4384 } 4385 if (mpt->tenabled == 0) { 4386 if (mpt->is_fc) { 4387 (void) mpt_fc_reset_link(mpt, 0); 4388 } 4389 mpt->tenabled = 1; 4390 } 4391 if (lun == CAM_LUN_WILDCARD) { 4392 mpt->trt_wildcard.enabled = 1; 4393 } else { 4394 mpt->trt[lun].enabled = 1; 4395 } 4396 return (0); 4397 } 4398 4399 static int 4400 mpt_disable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun) 4401 { 4402 int i; 4403 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 4404 mpt->twildcard = 0; 4405 } else if (lun >= MPT_MAX_LUNS) { 4406 return (EINVAL); 4407 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) { 4408 return (EINVAL); 4409 } 4410 if (lun == CAM_LUN_WILDCARD) { 4411 mpt->trt_wildcard.enabled = 0; 4412 } else { 4413 mpt->trt[lun].enabled = 0; 4414 } 4415 for (i = 0; i < MPT_MAX_LUNS; i++) { 4416 if (mpt->trt[lun].enabled) { 4417 break; 4418 } 4419 } 4420 if (i == MPT_MAX_LUNS && mpt->twildcard == 0) { 4421 if (mpt->is_fc) { 4422 (void) mpt_fc_reset_link(mpt, 0); 4423 } 4424 mpt->tenabled = 0; 4425 } 4426 return (0); 4427 } 4428 4429 /* 4430 * Called with MPT lock held 4431 */ 4432 static void 4433 mpt_target_start_io(struct mpt_softc *mpt, union ccb *ccb) 4434 { 4435 struct ccb_scsiio *csio = &ccb->csio; 4436 request_t *cmd_req = MPT_TAG_2_REQ(mpt, csio->tag_id); 4437 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); 4438 4439 switch (tgt->state) { 4440 case TGT_STATE_IN_CAM: 4441 break; 4442 case TGT_STATE_MOVING_DATA: 4443 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 4444 xpt_freeze_simq(mpt->sim, 1); 4445 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4446 tgt->ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 4447 MPTLOCK_2_CAMLOCK(mpt); 4448 xpt_done(ccb); 4449 CAMLOCK_2_MPTLOCK(mpt); 4450 return; 4451 default: 4452 mpt_prt(mpt, "ccb %p flags 0x%x tag 0x%08x had bad request " 4453 "starting I/O\n", ccb, csio->ccb_h.flags, csio->tag_id); 4454 mpt_tgt_dump_req_state(mpt, cmd_req); 4455 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 4456 MPTLOCK_2_CAMLOCK(mpt); 4457 xpt_done(ccb); 4458 CAMLOCK_2_MPTLOCK(mpt); 4459 return; 4460 } 4461 4462 if (csio->dxfer_len) { 4463 bus_dmamap_callback_t *cb; 4464 PTR_MSG_TARGET_ASSIST_REQUEST ta; 4465 request_t *req; 4466 4467 KASSERT((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE, 4468 ("dxfer_len %u but direction is NONE\n", csio->dxfer_len)); 4469 4470 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 4471 if (mpt->outofbeer == 0) { 4472 mpt->outofbeer = 1; 4473 xpt_freeze_simq(mpt->sim, 1); 4474 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); 4475 } 4476 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4477 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 4478 MPTLOCK_2_CAMLOCK(mpt); 4479 xpt_done(ccb); 4480 CAMLOCK_2_MPTLOCK(mpt); 4481 return; 4482 } 4483 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG; 4484 if (sizeof (bus_addr_t) > 4) { 4485 cb = mpt_execute_req_a64; 4486 } else { 4487 cb = mpt_execute_req; 4488 } 4489 4490 req->ccb = ccb; 4491 ccb->ccb_h.ccb_req_ptr = req; 4492 4493 /* 4494 * Record the currently active ccb and the 4495 * request for it in our target state area. 4496 */ 4497 tgt->ccb = ccb; 4498 tgt->req = req; 4499 4500 memset(req->req_vbuf, 0, MPT_RQSL(mpt)); 4501 ta = req->req_vbuf; 4502 4503 if (mpt->is_sas) { 4504 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = 4505 cmd_req->req_vbuf; 4506 ta->QueueTag = ssp->InitiatorTag; 4507 } else if (mpt->is_spi) { 4508 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = 4509 cmd_req->req_vbuf; 4510 ta->QueueTag = sp->Tag; 4511 } 4512 ta->Function = MPI_FUNCTION_TARGET_ASSIST; 4513 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4514 ta->ReplyWord = htole32(tgt->reply_desc); 4515 if (csio->ccb_h.target_lun > MPT_MAX_LUNS) { 4516 ta->LUN[0] = 4517 0x40 | ((csio->ccb_h.target_lun >> 8) & 0x3f); 4518 ta->LUN[1] = csio->ccb_h.target_lun & 0xff; 4519 } else { 4520 ta->LUN[1] = csio->ccb_h.target_lun; 4521 } 4522 4523 ta->RelativeOffset = tgt->bytes_xfered; 4524 ta->DataLength = ccb->csio.dxfer_len; 4525 if (ta->DataLength > tgt->resid) { 4526 ta->DataLength = tgt->resid; 4527 } 4528 4529 /* 4530 * XXX Should be done after data transfer completes? 4531 */ 4532 tgt->resid -= csio->dxfer_len; 4533 tgt->bytes_xfered += csio->dxfer_len; 4534 4535 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4536 ta->TargetAssistFlags |= 4537 TARGET_ASSIST_FLAGS_DATA_DIRECTION; 4538 } 4539 4540 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4541 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && 4542 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { 4543 ta->TargetAssistFlags |= 4544 TARGET_ASSIST_FLAGS_AUTO_STATUS; 4545 } 4546 #endif 4547 tgt->state = TGT_STATE_SETTING_UP_FOR_DATA; 4548 4549 mpt_lprt(mpt, MPT_PRT_DEBUG, 4550 "DATA_CCB %p tag %x %u bytes %u resid flg %x req %p:%u " 4551 "nxtstate=%d\n", csio, csio->tag_id, csio->dxfer_len, 4552 tgt->resid, ccb->ccb_h.flags, req, req->serno, tgt->state); 4553 4554 MPTLOCK_2_CAMLOCK(mpt); 4555 if ((ccb->ccb_h.flags & CAM_SCATTER_VALID) == 0) { 4556 if ((ccb->ccb_h.flags & CAM_DATA_PHYS) == 0) { 4557 int error; 4558 int s = splsoftvm(); 4559 error = bus_dmamap_load(mpt->buffer_dmat, 4560 req->dmap, csio->data_ptr, csio->dxfer_len, 4561 cb, req, 0); 4562 splx(s); 4563 if (error == EINPROGRESS) { 4564 xpt_freeze_simq(mpt->sim, 1); 4565 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 4566 } 4567 } else { 4568 /* 4569 * We have been given a pointer to single 4570 * physical buffer. 4571 */ 4572 struct bus_dma_segment seg; 4573 seg.ds_addr = (bus_addr_t) 4574 (vm_offset_t)csio->data_ptr; 4575 seg.ds_len = csio->dxfer_len; 4576 (*cb)(req, &seg, 1, 0); 4577 } 4578 } else { 4579 /* 4580 * We have been given a list of addresses. 4581 * This case could be easily supported but they are not 4582 * currently generated by the CAM subsystem so there 4583 * is no point in wasting the time right now. 4584 */ 4585 struct bus_dma_segment *sgs; 4586 if ((ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { 4587 (*cb)(req, NULL, 0, EFAULT); 4588 } else { 4589 /* Just use the segments provided */ 4590 sgs = (struct bus_dma_segment *)csio->data_ptr; 4591 (*cb)(req, sgs, csio->sglist_cnt, 0); 4592 } 4593 } 4594 CAMLOCK_2_MPTLOCK(mpt); 4595 } else { 4596 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE]; 4597 4598 /* 4599 * XXX: I don't know why this seems to happen, but 4600 * XXX: completing the CCB seems to make things happy. 4601 * XXX: This seems to happen if the initiator requests 4602 * XXX: enough data that we have to do multiple CTIOs. 4603 */ 4604 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 4605 mpt_lprt(mpt, MPT_PRT_DEBUG, 4606 "Meaningless STATUS CCB (%p): flags %x status %x " 4607 "resid %d bytes_xfered %u\n", ccb, ccb->ccb_h.flags, 4608 ccb->ccb_h.status, tgt->resid, tgt->bytes_xfered); 4609 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 4610 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4611 MPTLOCK_2_CAMLOCK(mpt); 4612 xpt_done(ccb); 4613 CAMLOCK_2_MPTLOCK(mpt); 4614 return; 4615 } 4616 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 4617 sp = sense; 4618 memcpy(sp, &csio->sense_data, 4619 min(csio->sense_len, MPT_SENSE_SIZE)); 4620 } 4621 mpt_scsi_tgt_status(mpt, ccb, cmd_req, csio->scsi_status, sp); 4622 } 4623 } 4624 4625 static void 4626 mpt_scsi_tgt_local(struct mpt_softc *mpt, request_t *cmd_req, 4627 uint32_t lun, int send, uint8_t *data, size_t length) 4628 { 4629 mpt_tgt_state_t *tgt; 4630 PTR_MSG_TARGET_ASSIST_REQUEST ta; 4631 SGE_SIMPLE32 *se; 4632 uint32_t flags; 4633 uint8_t *dptr; 4634 bus_addr_t pptr; 4635 request_t *req; 4636 4637 /* 4638 * We enter with resid set to the data load for the command. 4639 */ 4640 tgt = MPT_TGT_STATE(mpt, cmd_req); 4641 if (length == 0 || tgt->resid == 0) { 4642 tgt->resid = 0; 4643 mpt_scsi_tgt_status(mpt, NULL, cmd_req, 0, NULL); 4644 return; 4645 } 4646 4647 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 4648 mpt_prt(mpt, "out of resources- dropping local response\n"); 4649 return; 4650 } 4651 tgt->is_local = 1; 4652 4653 4654 memset(req->req_vbuf, 0, MPT_RQSL(mpt)); 4655 ta = req->req_vbuf; 4656 4657 if (mpt->is_sas) { 4658 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = cmd_req->req_vbuf; 4659 ta->QueueTag = ssp->InitiatorTag; 4660 } else if (mpt->is_spi) { 4661 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = cmd_req->req_vbuf; 4662 ta->QueueTag = sp->Tag; 4663 } 4664 ta->Function = MPI_FUNCTION_TARGET_ASSIST; 4665 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4666 ta->ReplyWord = htole32(tgt->reply_desc); 4667 if (lun > MPT_MAX_LUNS) { 4668 ta->LUN[0] = 0x40 | ((lun >> 8) & 0x3f); 4669 ta->LUN[1] = lun & 0xff; 4670 } else { 4671 ta->LUN[1] = lun; 4672 } 4673 ta->RelativeOffset = 0; 4674 ta->DataLength = length; 4675 4676 dptr = req->req_vbuf; 4677 dptr += MPT_RQSL(mpt); 4678 pptr = req->req_pbuf; 4679 pptr += MPT_RQSL(mpt); 4680 memcpy(dptr, data, min(length, MPT_RQSL(mpt))); 4681 4682 se = (SGE_SIMPLE32 *) &ta->SGL[0]; 4683 memset(se, 0,sizeof (*se)); 4684 4685 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT; 4686 if (send) { 4687 ta->TargetAssistFlags |= TARGET_ASSIST_FLAGS_DATA_DIRECTION; 4688 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 4689 } 4690 se->Address = pptr; 4691 MPI_pSGE_SET_LENGTH(se, length); 4692 flags |= MPI_SGE_FLAGS_LAST_ELEMENT; 4693 flags |= MPI_SGE_FLAGS_END_OF_LIST | MPI_SGE_FLAGS_END_OF_BUFFER; 4694 MPI_pSGE_SET_FLAGS(se, flags); 4695 4696 tgt->ccb = NULL; 4697 tgt->req = req; 4698 tgt->resid -= length; 4699 tgt->bytes_xfered = length; 4700 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4701 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; 4702 #else 4703 tgt->state = TGT_STATE_MOVING_DATA; 4704 #endif 4705 mpt_send_cmd(mpt, req); 4706 } 4707 4708 /* 4709 * Abort queued up CCBs 4710 */ 4711 static cam_status 4712 mpt_abort_target_ccb(struct mpt_softc *mpt, union ccb *ccb) 4713 { 4714 struct mpt_hdr_stailq *lp; 4715 struct ccb_hdr *srch; 4716 int found = 0; 4717 union ccb *accb = ccb->cab.abort_ccb; 4718 tgt_resource_t *trtp; 4719 4720 mpt_lprt(mpt, MPT_PRT_DEBUG, "aborting ccb %p\n", accb); 4721 4722 if (ccb->ccb_h.target_lun == CAM_LUN_WILDCARD) { 4723 trtp = &mpt->trt_wildcard; 4724 } else { 4725 trtp = &mpt->trt[ccb->ccb_h.target_lun]; 4726 } 4727 4728 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4729 lp = &trtp->atios; 4730 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4731 lp = &trtp->inots; 4732 } else { 4733 return (CAM_REQ_INVALID); 4734 } 4735 4736 STAILQ_FOREACH(srch, lp, sim_links.stqe) { 4737 if (srch == &accb->ccb_h) { 4738 found = 1; 4739 STAILQ_REMOVE(lp, srch, ccb_hdr, sim_links.stqe); 4740 break; 4741 } 4742 } 4743 if (found) { 4744 accb->ccb_h.status = CAM_REQ_ABORTED; 4745 xpt_done(accb); 4746 return (CAM_REQ_CMP); 4747 } 4748 mpt_prt(mpt, "mpt_abort_tgt_ccb: CCB %p not found\n", ccb); 4749 return (CAM_PATH_INVALID); 4750 } 4751 4752 /* 4753 * Ask the MPT to abort the current target command 4754 */ 4755 static int 4756 mpt_abort_target_cmd(struct mpt_softc *mpt, request_t *cmd_req) 4757 { 4758 int error; 4759 request_t *req; 4760 PTR_MSG_TARGET_MODE_ABORT abtp; 4761 4762 req = mpt_get_request(mpt, FALSE); 4763 if (req == NULL) { 4764 return (-1); 4765 } 4766 abtp = req->req_vbuf; 4767 memset(abtp, 0, sizeof (*abtp)); 4768 4769 abtp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4770 abtp->AbortType = TARGET_MODE_ABORT_TYPE_EXACT_IO; 4771 abtp->Function = MPI_FUNCTION_TARGET_MODE_ABORT; 4772 abtp->ReplyWord = htole32(MPT_TGT_STATE(mpt, cmd_req)->reply_desc); 4773 error = 0; 4774 if (mpt->is_fc || mpt->is_sas) { 4775 mpt_send_cmd(mpt, req); 4776 } else { 4777 error = mpt_send_handshake_cmd(mpt, sizeof(*req), req); 4778 } 4779 return (error); 4780 } 4781 4782 /* 4783 * WE_TRUST_AUTO_GOOD_STATUS- I've found that setting 4784 * TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS leads the 4785 * FC929 to set bogus FC_RSP fields (nonzero residuals 4786 * but w/o RESID fields set). This causes QLogic initiators 4787 * to think maybe that a frame was lost. 4788 * 4789 * WE_CAN_USE_AUTO_REPOST- we can't use AUTO_REPOST because 4790 * we use allocated requests to do TARGET_ASSIST and we 4791 * need to know when to release them. 4792 */ 4793 4794 static void 4795 mpt_scsi_tgt_status(struct mpt_softc *mpt, union ccb *ccb, request_t *cmd_req, 4796 uint8_t status, uint8_t const *sense_data) 4797 { 4798 uint8_t *cmd_vbuf; 4799 mpt_tgt_state_t *tgt; 4800 PTR_MSG_TARGET_STATUS_SEND_REQUEST tp; 4801 request_t *req; 4802 bus_addr_t paddr; 4803 int resplen = 0; 4804 uint32_t fl; 4805 4806 cmd_vbuf = cmd_req->req_vbuf; 4807 cmd_vbuf += MPT_RQSL(mpt); 4808 tgt = MPT_TGT_STATE(mpt, cmd_req); 4809 4810 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 4811 if (mpt->outofbeer == 0) { 4812 mpt->outofbeer = 1; 4813 xpt_freeze_simq(mpt->sim, 1); 4814 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); 4815 } 4816 if (ccb) { 4817 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4818 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 4819 MPTLOCK_2_CAMLOCK(mpt); 4820 xpt_done(ccb); 4821 CAMLOCK_2_MPTLOCK(mpt); 4822 } else { 4823 mpt_prt(mpt, 4824 "could not allocate status request- dropping\n"); 4825 } 4826 return; 4827 } 4828 req->ccb = ccb; 4829 if (ccb) { 4830 ccb->ccb_h.ccb_mpt_ptr = mpt; 4831 ccb->ccb_h.ccb_req_ptr = req; 4832 } 4833 4834 /* 4835 * Record the currently active ccb, if any, and the 4836 * request for it in our target state area. 4837 */ 4838 tgt->ccb = ccb; 4839 tgt->req = req; 4840 tgt->state = TGT_STATE_SENDING_STATUS; 4841 4842 tp = req->req_vbuf; 4843 paddr = req->req_pbuf; 4844 paddr += MPT_RQSL(mpt); 4845 4846 memset(tp, 0, sizeof (*tp)); 4847 tp->Function = MPI_FUNCTION_TARGET_STATUS_SEND; 4848 if (mpt->is_fc) { 4849 PTR_MPI_TARGET_FCP_CMD_BUFFER fc = 4850 (PTR_MPI_TARGET_FCP_CMD_BUFFER) cmd_vbuf; 4851 uint8_t *sts_vbuf; 4852 uint32_t *rsp; 4853 4854 sts_vbuf = req->req_vbuf; 4855 sts_vbuf += MPT_RQSL(mpt); 4856 rsp = (uint32_t *) sts_vbuf; 4857 memcpy(tp->LUN, fc->FcpLun, sizeof (tp->LUN)); 4858 4859 /* 4860 * The MPI_TARGET_FCP_RSP_BUFFER define is unfortunate. 4861 * It has to be big-endian in memory and is organized 4862 * in 32 bit words, which are much easier to deal with 4863 * as words which are swizzled as needed. 4864 * 4865 * All we're filling here is the FC_RSP payload. 4866 * We may just have the chip synthesize it if 4867 * we have no residual and an OK status. 4868 * 4869 */ 4870 memset(rsp, 0, sizeof (MPI_TARGET_FCP_RSP_BUFFER)); 4871 4872 rsp[2] = status; 4873 if (tgt->resid) { 4874 rsp[2] |= 0x800; /* XXXX NEED MNEMONIC!!!! */ 4875 rsp[3] = htobe32(tgt->resid); 4876 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4877 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); 4878 #endif 4879 } 4880 if (status == SCSI_STATUS_CHECK_COND) { 4881 int i; 4882 4883 rsp[2] |= 0x200; /* XXXX NEED MNEMONIC!!!! */ 4884 rsp[4] = htobe32(MPT_SENSE_SIZE); 4885 if (sense_data) { 4886 memcpy(&rsp[8], sense_data, MPT_SENSE_SIZE); 4887 } else { 4888 mpt_prt(mpt, "mpt_scsi_tgt_status: CHECK CONDI" 4889 "TION but no sense data?\n"); 4890 memset(&rsp, 0, MPT_SENSE_SIZE); 4891 } 4892 for (i = 8; i < (8 + (MPT_SENSE_SIZE >> 2)); i++) { 4893 rsp[i] = htobe32(rsp[i]); 4894 } 4895 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4896 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); 4897 #endif 4898 } 4899 #ifndef WE_TRUST_AUTO_GOOD_STATUS 4900 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); 4901 #endif 4902 rsp[2] = htobe32(rsp[2]); 4903 } else if (mpt->is_sas) { 4904 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = 4905 (PTR_MPI_TARGET_SSP_CMD_BUFFER) cmd_vbuf; 4906 memcpy(tp->LUN, ssp->LogicalUnitNumber, sizeof (tp->LUN)); 4907 } else { 4908 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = 4909 (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) cmd_vbuf; 4910 tp->StatusCode = status; 4911 tp->QueueTag = htole16(sp->Tag); 4912 memcpy(tp->LUN, sp->LogicalUnitNumber, sizeof (tp->LUN)); 4913 } 4914 4915 tp->ReplyWord = htole32(tgt->reply_desc); 4916 tp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4917 4918 #ifdef WE_CAN_USE_AUTO_REPOST 4919 tp->MsgFlags = TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER; 4920 #endif 4921 if (status == SCSI_STATUS_OK && resplen == 0) { 4922 tp->MsgFlags |= TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS; 4923 } else { 4924 tp->StatusDataSGE.u.Address32 = htole32((uint32_t) paddr); 4925 fl = 4926 MPI_SGE_FLAGS_HOST_TO_IOC | 4927 MPI_SGE_FLAGS_SIMPLE_ELEMENT | 4928 MPI_SGE_FLAGS_LAST_ELEMENT | 4929 MPI_SGE_FLAGS_END_OF_LIST | 4930 MPI_SGE_FLAGS_END_OF_BUFFER; 4931 fl <<= MPI_SGE_FLAGS_SHIFT; 4932 fl |= resplen; 4933 tp->StatusDataSGE.FlagsLength = htole32(fl); 4934 } 4935 4936 mpt_lprt(mpt, MPT_PRT_DEBUG, 4937 "STATUS_CCB %p (wit%s sense) tag %x req %p:%u resid %u\n", 4938 ccb, sense_data?"h" : "hout", ccb? ccb->csio.tag_id : -1, req, 4939 req->serno, tgt->resid); 4940 if (ccb) { 4941 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG; 4942 mpt_req_timeout(req, 60 * hz, mpt_timeout, ccb); 4943 } 4944 mpt_send_cmd(mpt, req); 4945 } 4946 4947 static void 4948 mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *mpt, request_t *req, mpt_task_mgmt_t fc, 4949 tgt_resource_t *trtp, int init_id) 4950 { 4951 struct ccb_immed_notify *inot; 4952 mpt_tgt_state_t *tgt; 4953 4954 tgt = MPT_TGT_STATE(mpt, req); 4955 inot = (struct ccb_immed_notify *) STAILQ_FIRST(&trtp->inots); 4956 if (inot == NULL) { 4957 mpt_lprt(mpt, MPT_PRT_WARN, "no INOTSs- sending back BSY\n"); 4958 mpt_scsi_tgt_status(mpt, NULL, req, SCSI_STATUS_BUSY, NULL); 4959 return; 4960 } 4961 STAILQ_REMOVE_HEAD(&trtp->inots, sim_links.stqe); 4962 mpt_lprt(mpt, MPT_PRT_DEBUG1, 4963 "Get FREE INOT %p lun %d\n", inot, inot->ccb_h.target_lun); 4964 4965 memset(&inot->sense_data, 0, sizeof (inot->sense_data)); 4966 inot->sense_len = 0; 4967 memset(inot->message_args, 0, sizeof (inot->message_args)); 4968 inot->initiator_id = init_id; /* XXX */ 4969 4970 /* 4971 * This is a somewhat grotesque attempt to map from task management 4972 * to old style SCSI messages. God help us all. 4973 */ 4974 switch (fc) { 4975 case MPT_ABORT_TASK_SET: 4976 inot->message_args[0] = MSG_ABORT_TAG; 4977 break; 4978 case MPT_CLEAR_TASK_SET: 4979 inot->message_args[0] = MSG_CLEAR_TASK_SET; 4980 break; 4981 case MPT_TARGET_RESET: 4982 inot->message_args[0] = MSG_TARGET_RESET; 4983 break; 4984 case MPT_CLEAR_ACA: 4985 inot->message_args[0] = MSG_CLEAR_ACA; 4986 break; 4987 case MPT_TERMINATE_TASK: 4988 inot->message_args[0] = MSG_ABORT_TAG; 4989 break; 4990 default: 4991 inot->message_args[0] = MSG_NOOP; 4992 break; 4993 } 4994 tgt->ccb = (union ccb *) inot; 4995 inot->ccb_h.status = CAM_MESSAGE_RECV|CAM_DEV_QFRZN; 4996 MPTLOCK_2_CAMLOCK(mpt); 4997 xpt_done((union ccb *)inot); 4998 CAMLOCK_2_MPTLOCK(mpt); 4999 } 5000 5001 static void 5002 mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc) 5003 { 5004 static uint8_t null_iqd[SHORT_INQUIRY_LENGTH] = { 5005 0x7f, 0x00, 0x02, 0x02, 0x20, 0x00, 0x00, 0x32, 5006 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 5007 'L', 'S', 'I', '-', 'L', 'O', 'G', 'I', 5008 'C', ' ', 'N', 'U', 'L', 'D', 'E', 'V', 5009 '0', '0', '0', '1' 5010 }; 5011 struct ccb_accept_tio *atiop; 5012 lun_id_t lun; 5013 int tag_action = 0; 5014 mpt_tgt_state_t *tgt; 5015 tgt_resource_t *trtp = NULL; 5016 U8 *lunptr; 5017 U8 *vbuf; 5018 U16 itag; 5019 U16 ioindex; 5020 mpt_task_mgmt_t fct = MPT_NIL_TMT_VALUE; 5021 uint8_t *cdbp; 5022 5023 /* 5024 * First, DMA sync the received command- 5025 * which is in the *request* * phys area. 5026 * 5027 * XXX: We could optimize this for a range 5028 */ 5029 bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap, 5030 BUS_DMASYNC_POSTREAD); 5031 5032 /* 5033 * Stash info for the current command where we can get at it later. 5034 */ 5035 vbuf = req->req_vbuf; 5036 vbuf += MPT_RQSL(mpt); 5037 5038 /* 5039 * Get our state pointer set up. 5040 */ 5041 tgt = MPT_TGT_STATE(mpt, req); 5042 if (tgt->state != TGT_STATE_LOADED) { 5043 mpt_tgt_dump_req_state(mpt, req); 5044 panic("bad target state in mpt_scsi_tgt_atio"); 5045 } 5046 memset(tgt, 0, sizeof (mpt_tgt_state_t)); 5047 tgt->state = TGT_STATE_IN_CAM; 5048 tgt->reply_desc = reply_desc; 5049 ioindex = GET_IO_INDEX(reply_desc); 5050 if (mpt->verbose >= MPT_PRT_DEBUG) { 5051 mpt_dump_data(mpt, "mpt_scsi_tgt_atio response", vbuf, 5052 max(sizeof (MPI_TARGET_FCP_CMD_BUFFER), 5053 max(sizeof (MPI_TARGET_SSP_CMD_BUFFER), 5054 sizeof (MPI_TARGET_SCSI_SPI_CMD_BUFFER)))); 5055 } 5056 if (mpt->is_fc) { 5057 PTR_MPI_TARGET_FCP_CMD_BUFFER fc; 5058 fc = (PTR_MPI_TARGET_FCP_CMD_BUFFER) vbuf; 5059 if (fc->FcpCntl[2]) { 5060 /* 5061 * Task Management Request 5062 */ 5063 switch (fc->FcpCntl[2]) { 5064 case 0x2: 5065 fct = MPT_ABORT_TASK_SET; 5066 break; 5067 case 0x4: 5068 fct = MPT_CLEAR_TASK_SET; 5069 break; 5070 case 0x20: 5071 fct = MPT_TARGET_RESET; 5072 break; 5073 case 0x40: 5074 fct = MPT_CLEAR_ACA; 5075 break; 5076 case 0x80: 5077 fct = MPT_TERMINATE_TASK; 5078 break; 5079 default: 5080 mpt_prt(mpt, "CORRUPTED TASK MGMT BITS: 0x%x\n", 5081 fc->FcpCntl[2]); 5082 mpt_scsi_tgt_status(mpt, 0, req, 5083 SCSI_STATUS_OK, 0); 5084 return; 5085 } 5086 } else { 5087 switch (fc->FcpCntl[1]) { 5088 case 0: 5089 tag_action = MSG_SIMPLE_Q_TAG; 5090 break; 5091 case 1: 5092 tag_action = MSG_HEAD_OF_Q_TAG; 5093 break; 5094 case 2: 5095 tag_action = MSG_ORDERED_Q_TAG; 5096 break; 5097 default: 5098 /* 5099 * Bah. Ignore Untagged Queing and ACA 5100 */ 5101 tag_action = MSG_SIMPLE_Q_TAG; 5102 break; 5103 } 5104 } 5105 tgt->resid = be32toh(fc->FcpDl); 5106 cdbp = fc->FcpCdb; 5107 lunptr = fc->FcpLun; 5108 itag = be16toh(fc->OptionalOxid); 5109 } else if (mpt->is_sas) { 5110 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp; 5111 ssp = (PTR_MPI_TARGET_SSP_CMD_BUFFER) vbuf; 5112 cdbp = ssp->CDB; 5113 lunptr = ssp->LogicalUnitNumber; 5114 itag = ssp->InitiatorTag; 5115 } else { 5116 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp; 5117 sp = (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) vbuf; 5118 cdbp = sp->CDB; 5119 lunptr = sp->LogicalUnitNumber; 5120 itag = sp->Tag; 5121 } 5122 5123 /* 5124 * Generate a simple lun 5125 */ 5126 switch (lunptr[0] & 0xc0) { 5127 case 0x40: 5128 lun = ((lunptr[0] & 0x3f) << 8) | lunptr[1]; 5129 break; 5130 case 0: 5131 lun = lunptr[1]; 5132 break; 5133 default: 5134 mpt_lprt(mpt, MPT_PRT_ERROR, "cannot handle this type lun\n"); 5135 lun = 0xffff; 5136 break; 5137 } 5138 5139 /* 5140 * Deal with non-enabled or bad luns here. 5141 */ 5142 if (lun >= MPT_MAX_LUNS || mpt->tenabled == 0 || 5143 mpt->trt[lun].enabled == 0) { 5144 if (mpt->twildcard) { 5145 trtp = &mpt->trt_wildcard; 5146 } else if (fct == MPT_NIL_TMT_VALUE) { 5147 /* 5148 * In this case, we haven't got an upstream listener 5149 * for either a specific lun or wildcard luns. We 5150 * have to make some sensible response. For regular 5151 * inquiry, just return some NOT HERE inquiry data. 5152 * For VPD inquiry, report illegal field in cdb. 5153 * For REQUEST SENSE, just return NO SENSE data. 5154 * REPORT LUNS gets illegal command. 5155 * All other commands get 'no such device'. 5156 */ 5157 uint8_t *sp, cond, buf[MPT_SENSE_SIZE]; 5158 size_t len; 5159 5160 memset(buf, 0, MPT_SENSE_SIZE); 5161 cond = SCSI_STATUS_CHECK_COND; 5162 buf[0] = 0xf0; 5163 buf[2] = 0x5; 5164 buf[7] = 0x8; 5165 sp = buf; 5166 tgt->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex); 5167 5168 switch (cdbp[0]) { 5169 case INQUIRY: 5170 { 5171 if (cdbp[1] != 0) { 5172 buf[12] = 0x26; 5173 buf[13] = 0x01; 5174 break; 5175 } 5176 len = min(tgt->resid, cdbp[4]); 5177 len = min(len, sizeof (null_iqd)); 5178 mpt_lprt(mpt, MPT_PRT_DEBUG, 5179 "local inquiry %ld bytes\n", (long) len); 5180 mpt_scsi_tgt_local(mpt, req, lun, 1, 5181 null_iqd, len); 5182 return; 5183 } 5184 case REQUEST_SENSE: 5185 { 5186 buf[2] = 0x0; 5187 len = min(tgt->resid, cdbp[4]); 5188 len = min(len, sizeof (buf)); 5189 mpt_lprt(mpt, MPT_PRT_DEBUG, 5190 "local reqsense %ld bytes\n", (long) len); 5191 mpt_scsi_tgt_local(mpt, req, lun, 1, 5192 buf, len); 5193 return; 5194 } 5195 case REPORT_LUNS: 5196 mpt_lprt(mpt, MPT_PRT_DEBUG, "REPORT LUNS\n"); 5197 buf[12] = 0x26; 5198 return; 5199 default: 5200 mpt_lprt(mpt, MPT_PRT_DEBUG, 5201 "CMD 0x%x to unmanaged lun %u\n", 5202 cdbp[0], lun); 5203 buf[12] = 0x25; 5204 break; 5205 } 5206 mpt_scsi_tgt_status(mpt, NULL, req, cond, sp); 5207 return; 5208 } 5209 /* otherwise, leave trtp NULL */ 5210 } else { 5211 trtp = &mpt->trt[lun]; 5212 } 5213 5214 /* 5215 * Deal with any task management 5216 */ 5217 if (fct != MPT_NIL_TMT_VALUE) { 5218 if (trtp == NULL) { 5219 mpt_prt(mpt, "task mgmt function %x but no listener\n", 5220 fct); 5221 mpt_scsi_tgt_status(mpt, 0, req, 5222 SCSI_STATUS_OK, 0); 5223 } else { 5224 mpt_scsi_tgt_tsk_mgmt(mpt, req, fct, trtp, 5225 GET_INITIATOR_INDEX(reply_desc)); 5226 } 5227 return; 5228 } 5229 5230 5231 atiop = (struct ccb_accept_tio *) STAILQ_FIRST(&trtp->atios); 5232 if (atiop == NULL) { 5233 mpt_lprt(mpt, MPT_PRT_WARN, 5234 "no ATIOs for lun %u- sending back %s\n", lun, 5235 mpt->tenabled? "QUEUE FULL" : "BUSY"); 5236 mpt_scsi_tgt_status(mpt, NULL, req, 5237 mpt->tenabled? SCSI_STATUS_QUEUE_FULL : SCSI_STATUS_BUSY, 5238 NULL); 5239 return; 5240 } 5241 STAILQ_REMOVE_HEAD(&trtp->atios, sim_links.stqe); 5242 mpt_lprt(mpt, MPT_PRT_DEBUG1, 5243 "Get FREE ATIO %p lun %d\n", atiop, atiop->ccb_h.target_lun); 5244 atiop->ccb_h.ccb_mpt_ptr = mpt; 5245 atiop->ccb_h.status = CAM_CDB_RECVD; 5246 atiop->ccb_h.target_lun = lun; 5247 atiop->sense_len = 0; 5248 atiop->init_id = GET_INITIATOR_INDEX(reply_desc); 5249 atiop->cdb_len = mpt_cdblen(cdbp[0], 16); 5250 memcpy(atiop->cdb_io.cdb_bytes, cdbp, atiop->cdb_len); 5251 5252 /* 5253 * The tag we construct here allows us to find the 5254 * original request that the command came in with. 5255 * 5256 * This way we don't have to depend on anything but the 5257 * tag to find things when CCBs show back up from CAM. 5258 */ 5259 atiop->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex); 5260 tgt->tag_id = atiop->tag_id; 5261 if (tag_action) { 5262 atiop->tag_action = tag_action; 5263 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 5264 } 5265 if (mpt->verbose >= MPT_PRT_DEBUG) { 5266 int i; 5267 mpt_prt(mpt, "START_CCB %p for lun %u CDB=<", atiop, 5268 atiop->ccb_h.target_lun); 5269 for (i = 0; i < atiop->cdb_len; i++) { 5270 mpt_prtc(mpt, "%02x%c", cdbp[i] & 0xff, 5271 (i == (atiop->cdb_len - 1))? '>' : ' '); 5272 } 5273 mpt_prtc(mpt, " itag %x tag %x rdesc %x dl=%u\n", 5274 itag, atiop->tag_id, tgt->reply_desc, tgt->resid); 5275 } 5276 5277 MPTLOCK_2_CAMLOCK(mpt); 5278 xpt_done((union ccb *)atiop); 5279 CAMLOCK_2_MPTLOCK(mpt); 5280 } 5281 5282 static void 5283 mpt_tgt_dump_tgt_state(struct mpt_softc *mpt, request_t *req) 5284 { 5285 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req); 5286 5287 mpt_prt(mpt, "req %p:%u tgt:rdesc 0x%x resid %u xfrd %u ccb %p treq %p " 5288 "nx %d tag 0x%08x state=%d\n", req, req->serno, tgt->reply_desc, 5289 tgt->resid, tgt->bytes_xfered, tgt->ccb, tgt->req, tgt->nxfers, 5290 tgt->tag_id, tgt->state); 5291 } 5292 5293 static void 5294 mpt_tgt_dump_req_state(struct mpt_softc *mpt, request_t *req) 5295 { 5296 mpt_prt(mpt, "req %p:%u index %u (%x) state %x\n", req, req->serno, 5297 req->index, req->index, req->state); 5298 mpt_tgt_dump_tgt_state(mpt, req); 5299 } 5300 5301 static int 5302 mpt_scsi_tgt_reply_handler(struct mpt_softc *mpt, request_t *req, 5303 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 5304 { 5305 int dbg; 5306 union ccb *ccb; 5307 U16 status; 5308 5309 if (reply_frame == NULL) { 5310 /* 5311 * Figure out what the state of the command is. 5312 */ 5313 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req); 5314 5315 #ifdef INVARIANTS 5316 mpt_req_spcl(mpt, req, "turbo scsi_tgt_reply", __LINE__); 5317 if (tgt->req) { 5318 mpt_req_not_spcl(mpt, tgt->req, 5319 "turbo scsi_tgt_reply associated req", __LINE__); 5320 } 5321 #endif 5322 switch(tgt->state) { 5323 case TGT_STATE_LOADED: 5324 /* 5325 * This is a new command starting. 5326 */ 5327 mpt_scsi_tgt_atio(mpt, req, reply_desc); 5328 break; 5329 case TGT_STATE_MOVING_DATA: 5330 { 5331 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE]; 5332 5333 ccb = tgt->ccb; 5334 if (tgt->req == NULL) { 5335 panic("mpt: turbo target reply with null " 5336 "associated request moving data"); 5337 /* NOTREACHED */ 5338 } 5339 if (ccb == NULL) { 5340 if (tgt->is_local == 0) { 5341 panic("mpt: turbo target reply with " 5342 "null associated ccb moving data"); 5343 /* NOTREACHED */ 5344 } 5345 mpt_lprt(mpt, MPT_PRT_DEBUG, 5346 "TARGET_ASSIST local done\n"); 5347 TAILQ_REMOVE(&mpt->request_pending_list, 5348 tgt->req, links); 5349 mpt_free_request(mpt, tgt->req); 5350 tgt->req = NULL; 5351 mpt_scsi_tgt_status(mpt, NULL, req, 5352 0, NULL); 5353 return (TRUE); 5354 } 5355 tgt->ccb = NULL; 5356 tgt->nxfers++; 5357 mpt_req_untimeout(req, mpt_timeout, ccb); 5358 mpt_lprt(mpt, MPT_PRT_DEBUG, 5359 "TARGET_ASSIST %p (req %p:%u) done tag 0x%x\n", 5360 ccb, tgt->req, tgt->req->serno, ccb->csio.tag_id); 5361 /* 5362 * Free the Target Assist Request 5363 */ 5364 KASSERT(tgt->req->ccb == ccb, 5365 ("tgt->req %p:%u tgt->req->ccb %p", tgt->req, 5366 tgt->req->serno, tgt->req->ccb)); 5367 TAILQ_REMOVE(&mpt->request_pending_list, 5368 tgt->req, links); 5369 mpt_free_request(mpt, tgt->req); 5370 tgt->req = NULL; 5371 5372 /* 5373 * Do we need to send status now? That is, are 5374 * we done with all our data transfers? 5375 */ 5376 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 5377 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 5378 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5379 KASSERT(ccb->ccb_h.status, 5380 ("zero ccb sts at %d\n", __LINE__)); 5381 tgt->state = TGT_STATE_IN_CAM; 5382 if (mpt->outofbeer) { 5383 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 5384 mpt->outofbeer = 0; 5385 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); 5386 } 5387 MPTLOCK_2_CAMLOCK(mpt); 5388 xpt_done(ccb); 5389 CAMLOCK_2_MPTLOCK(mpt); 5390 break; 5391 } 5392 /* 5393 * Otherwise, send status (and sense) 5394 */ 5395 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 5396 sp = sense; 5397 memcpy(sp, &ccb->csio.sense_data, 5398 min(ccb->csio.sense_len, MPT_SENSE_SIZE)); 5399 } 5400 mpt_scsi_tgt_status(mpt, ccb, req, 5401 ccb->csio.scsi_status, sp); 5402 break; 5403 } 5404 case TGT_STATE_SENDING_STATUS: 5405 case TGT_STATE_MOVING_DATA_AND_STATUS: 5406 { 5407 int ioindex; 5408 ccb = tgt->ccb; 5409 5410 if (tgt->req == NULL) { 5411 panic("mpt: turbo target reply with null " 5412 "associated request sending status"); 5413 /* NOTREACHED */ 5414 } 5415 5416 if (ccb) { 5417 tgt->ccb = NULL; 5418 if (tgt->state == 5419 TGT_STATE_MOVING_DATA_AND_STATUS) { 5420 tgt->nxfers++; 5421 } 5422 mpt_req_untimeout(req, mpt_timeout, ccb); 5423 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 5424 ccb->ccb_h.status |= CAM_SENT_SENSE; 5425 } 5426 mpt_lprt(mpt, MPT_PRT_DEBUG, 5427 "TARGET_STATUS tag %x sts %x flgs %x req " 5428 "%p\n", ccb->csio.tag_id, ccb->ccb_h.status, 5429 ccb->ccb_h.flags, tgt->req); 5430 /* 5431 * Free the Target Send Status Request 5432 */ 5433 KASSERT(tgt->req->ccb == ccb, 5434 ("tgt->req %p:%u tgt->req->ccb %p", 5435 tgt->req, tgt->req->serno, tgt->req->ccb)); 5436 /* 5437 * Notify CAM that we're done 5438 */ 5439 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 5440 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5441 KASSERT(ccb->ccb_h.status, 5442 ("ZERO ccb sts at %d\n", __LINE__)); 5443 tgt->ccb = NULL; 5444 } else { 5445 mpt_lprt(mpt, MPT_PRT_DEBUG, 5446 "TARGET_STATUS non-CAM for req %p:%u\n", 5447 tgt->req, tgt->req->serno); 5448 } 5449 TAILQ_REMOVE(&mpt->request_pending_list, 5450 tgt->req, links); 5451 mpt_free_request(mpt, tgt->req); 5452 tgt->req = NULL; 5453 5454 /* 5455 * And re-post the Command Buffer. 5456 * This will reset the state. 5457 */ 5458 ioindex = GET_IO_INDEX(reply_desc); 5459 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5460 tgt->is_local = 0; 5461 mpt_post_target_command(mpt, req, ioindex); 5462 5463 /* 5464 * And post a done for anyone who cares 5465 */ 5466 if (ccb) { 5467 if (mpt->outofbeer) { 5468 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 5469 mpt->outofbeer = 0; 5470 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); 5471 } 5472 MPTLOCK_2_CAMLOCK(mpt); 5473 xpt_done(ccb); 5474 CAMLOCK_2_MPTLOCK(mpt); 5475 } 5476 break; 5477 } 5478 case TGT_STATE_NIL: /* XXX This Never Happens XXX */ 5479 tgt->state = TGT_STATE_LOADED; 5480 break; 5481 default: 5482 mpt_prt(mpt, "Unknown Target State 0x%x in Context " 5483 "Reply Function\n", tgt->state); 5484 } 5485 return (TRUE); 5486 } 5487 5488 status = le16toh(reply_frame->IOCStatus); 5489 if (status != MPI_IOCSTATUS_SUCCESS) { 5490 dbg = MPT_PRT_ERROR; 5491 } else { 5492 dbg = MPT_PRT_DEBUG1; 5493 } 5494 5495 mpt_lprt(mpt, dbg, 5496 "SCSI_TGT REPLY: req=%p:%u reply=%p func=%x IOCstatus 0x%x\n", 5497 req, req->serno, reply_frame, reply_frame->Function, status); 5498 5499 switch (reply_frame->Function) { 5500 case MPI_FUNCTION_TARGET_CMD_BUFFER_POST: 5501 { 5502 mpt_tgt_state_t *tgt; 5503 #ifdef INVARIANTS 5504 mpt_req_spcl(mpt, req, "tgt reply BUFFER POST", __LINE__); 5505 #endif 5506 if (status != MPI_IOCSTATUS_SUCCESS) { 5507 /* 5508 * XXX What to do? 5509 */ 5510 break; 5511 } 5512 tgt = MPT_TGT_STATE(mpt, req); 5513 KASSERT(tgt->state == TGT_STATE_LOADING, 5514 ("bad state 0x%x on reply to buffer post\n", tgt->state)); 5515 mpt_assign_serno(mpt, req); 5516 tgt->state = TGT_STATE_LOADED; 5517 break; 5518 } 5519 case MPI_FUNCTION_TARGET_ASSIST: 5520 #ifdef INVARIANTS 5521 mpt_req_not_spcl(mpt, req, "tgt reply TARGET ASSIST", __LINE__); 5522 #endif 5523 mpt_prt(mpt, "target assist completion\n"); 5524 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5525 mpt_free_request(mpt, req); 5526 break; 5527 case MPI_FUNCTION_TARGET_STATUS_SEND: 5528 #ifdef INVARIANTS 5529 mpt_req_not_spcl(mpt, req, "tgt reply STATUS SEND", __LINE__); 5530 #endif 5531 mpt_prt(mpt, "status send completion\n"); 5532 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5533 mpt_free_request(mpt, req); 5534 break; 5535 case MPI_FUNCTION_TARGET_MODE_ABORT: 5536 { 5537 PTR_MSG_TARGET_MODE_ABORT_REPLY abtrp = 5538 (PTR_MSG_TARGET_MODE_ABORT_REPLY) reply_frame; 5539 PTR_MSG_TARGET_MODE_ABORT abtp = 5540 (PTR_MSG_TARGET_MODE_ABORT) req->req_vbuf; 5541 uint32_t cc = GET_IO_INDEX(le32toh(abtp->ReplyWord)); 5542 #ifdef INVARIANTS 5543 mpt_req_not_spcl(mpt, req, "tgt reply TMODE ABORT", __LINE__); 5544 #endif 5545 mpt_prt(mpt, "ABORT RX_ID 0x%x Complete; status 0x%x cnt %u\n", 5546 cc, le16toh(abtrp->IOCStatus), le32toh(abtrp->AbortCount)); 5547 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5548 mpt_free_request(mpt, req); 5549 break; 5550 } 5551 default: 5552 mpt_prt(mpt, "Unknown Target Address Reply Function code: " 5553 "0x%x\n", reply_frame->Function); 5554 break; 5555 } 5556 return (TRUE); 5557 } 5558