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 xpt_bus_deregister(cam_sim_path(mpt->sim)); 1212 cam_sim_free(mpt->sim, TRUE); 1213 mpt->sim = NULL; 1214 } 1215 1216 if (mpt->phydisk_sim != NULL) { 1217 xpt_free_path(mpt->phydisk_path); 1218 xpt_bus_deregister(cam_sim_path(mpt->phydisk_sim)); 1219 cam_sim_free(mpt->phydisk_sim, TRUE); 1220 mpt->phydisk_sim = NULL; 1221 } 1222 } 1223 1224 /* This routine is used after a system crash to dump core onto the swap device. 1225 */ 1226 static void 1227 mpt_poll(struct cam_sim *sim) 1228 { 1229 struct mpt_softc *mpt; 1230 1231 mpt = (struct mpt_softc *)cam_sim_softc(sim); 1232 mpt_intr(mpt); 1233 } 1234 1235 /* 1236 * Watchdog timeout routine for SCSI requests. 1237 */ 1238 static void 1239 mpt_timeout(void *arg) 1240 { 1241 union ccb *ccb; 1242 struct mpt_softc *mpt; 1243 request_t *req; 1244 1245 ccb = (union ccb *)arg; 1246 mpt = ccb->ccb_h.ccb_mpt_ptr; 1247 1248 #if __FreeBSD_version < 500000 1249 MPT_LOCK(mpt); 1250 #endif 1251 MPT_LOCK_ASSERT(mpt); 1252 req = ccb->ccb_h.ccb_req_ptr; 1253 mpt_prt(mpt, "request %p:%u timed out for ccb %p (req->ccb %p)\n", req, 1254 req->serno, ccb, req->ccb); 1255 /* XXX: WHAT ARE WE TRYING TO DO HERE? */ 1256 if ((req->state & REQ_STATE_QUEUED) == REQ_STATE_QUEUED) { 1257 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 1258 TAILQ_INSERT_TAIL(&mpt->request_timeout_list, req, links); 1259 req->state |= REQ_STATE_TIMEDOUT; 1260 mpt_wakeup_recovery_thread(mpt); 1261 } 1262 #if __FreeBSD_version < 500000 1263 MPT_UNLOCK(mpt); 1264 #endif 1265 } 1266 1267 /* 1268 * Callback routine from "bus_dmamap_load" or, in simple cases, called directly. 1269 * 1270 * Takes a list of physical segments and builds the SGL for SCSI IO command 1271 * and forwards the commard to the IOC after one last check that CAM has not 1272 * aborted the transaction. 1273 */ 1274 static void 1275 mpt_execute_req_a64(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) 1276 { 1277 request_t *req, *trq; 1278 char *mpt_off; 1279 union ccb *ccb; 1280 struct mpt_softc *mpt; 1281 int seg, first_lim; 1282 uint32_t flags, nxt_off; 1283 void *sglp = NULL; 1284 MSG_REQUEST_HEADER *hdrp; 1285 SGE_SIMPLE64 *se; 1286 SGE_CHAIN64 *ce; 1287 int istgt = 0; 1288 1289 req = (request_t *)arg; 1290 ccb = req->ccb; 1291 1292 mpt = ccb->ccb_h.ccb_mpt_ptr; 1293 req = ccb->ccb_h.ccb_req_ptr; 1294 1295 hdrp = req->req_vbuf; 1296 mpt_off = req->req_vbuf; 1297 1298 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1299 error = EFBIG; 1300 } 1301 1302 if (error == 0) { 1303 switch (hdrp->Function) { 1304 case MPI_FUNCTION_SCSI_IO_REQUEST: 1305 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: 1306 istgt = 0; 1307 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL; 1308 break; 1309 case MPI_FUNCTION_TARGET_ASSIST: 1310 istgt = 1; 1311 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL; 1312 break; 1313 default: 1314 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req_a64\n", 1315 hdrp->Function); 1316 error = EINVAL; 1317 break; 1318 } 1319 } 1320 1321 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1322 error = EFBIG; 1323 mpt_prt(mpt, "segment count %d too large (max %u)\n", 1324 nseg, mpt->max_seg_cnt); 1325 } 1326 1327 bad: 1328 if (error != 0) { 1329 if (error != EFBIG && error != ENOMEM) { 1330 mpt_prt(mpt, "mpt_execute_req_a64: err %d\n", error); 1331 } 1332 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1333 cam_status status; 1334 mpt_freeze_ccb(ccb); 1335 if (error == EFBIG) { 1336 status = CAM_REQ_TOO_BIG; 1337 } else if (error == ENOMEM) { 1338 if (mpt->outofbeer == 0) { 1339 mpt->outofbeer = 1; 1340 xpt_freeze_simq(mpt->sim, 1); 1341 mpt_lprt(mpt, MPT_PRT_DEBUG, 1342 "FREEZEQ\n"); 1343 } 1344 status = CAM_REQUEUE_REQ; 1345 } else { 1346 status = CAM_REQ_CMP_ERR; 1347 } 1348 mpt_set_ccb_status(ccb, status); 1349 } 1350 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1351 request_t *cmd_req = 1352 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1353 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 1354 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 1355 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 1356 } 1357 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1358 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 1359 xpt_done(ccb); 1360 CAMLOCK_2_MPTLOCK(mpt); 1361 mpt_free_request(mpt, req); 1362 MPTLOCK_2_CAMLOCK(mpt); 1363 return; 1364 } 1365 1366 /* 1367 * No data to transfer? 1368 * Just make a single simple SGL with zero length. 1369 */ 1370 1371 if (mpt->verbose >= MPT_PRT_DEBUG) { 1372 int tidx = ((char *)sglp) - mpt_off; 1373 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx); 1374 } 1375 1376 if (nseg == 0) { 1377 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp; 1378 MPI_pSGE_SET_FLAGS(se1, 1379 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER | 1380 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST)); 1381 se1->FlagsLength = htole32(se1->FlagsLength); 1382 goto out; 1383 } 1384 1385 1386 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_64_BIT_ADDRESSING; 1387 if (istgt == 0) { 1388 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { 1389 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1390 } 1391 } else { 1392 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1393 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1394 } 1395 } 1396 1397 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) { 1398 bus_dmasync_op_t op; 1399 if (istgt == 0) { 1400 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1401 op = BUS_DMASYNC_PREREAD; 1402 } else { 1403 op = BUS_DMASYNC_PREWRITE; 1404 } 1405 } else { 1406 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1407 op = BUS_DMASYNC_PREWRITE; 1408 } else { 1409 op = BUS_DMASYNC_PREREAD; 1410 } 1411 } 1412 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); 1413 } 1414 1415 /* 1416 * Okay, fill in what we can at the end of the command frame. 1417 * If we have up to MPT_NSGL_FIRST, we can fit them all into 1418 * the command frame. 1419 * 1420 * Otherwise, we fill up through MPT_NSGL_FIRST less one 1421 * SIMPLE64 pointers and start doing CHAIN64 entries after 1422 * that. 1423 */ 1424 1425 if (nseg < MPT_NSGL_FIRST(mpt)) { 1426 first_lim = nseg; 1427 } else { 1428 /* 1429 * Leave room for CHAIN element 1430 */ 1431 first_lim = MPT_NSGL_FIRST(mpt) - 1; 1432 } 1433 1434 se = (SGE_SIMPLE64 *) sglp; 1435 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) { 1436 uint32_t tf; 1437 1438 memset(se, 0, sizeof (*se)); 1439 se->Address.Low = htole32(dm_segs->ds_addr & 0xffffffff); 1440 if (sizeof(bus_addr_t) > 4) { 1441 se->Address.High = 1442 htole32(((uint64_t)dm_segs->ds_addr) >> 32); 1443 } 1444 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1445 tf = flags; 1446 if (seg == first_lim - 1) { 1447 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1448 } 1449 if (seg == nseg - 1) { 1450 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1451 MPI_SGE_FLAGS_END_OF_BUFFER; 1452 } 1453 MPI_pSGE_SET_FLAGS(se, tf); 1454 se->FlagsLength = htole32(se->FlagsLength); 1455 } 1456 1457 if (seg == nseg) { 1458 goto out; 1459 } 1460 1461 /* 1462 * Tell the IOC where to find the first chain element. 1463 */ 1464 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2; 1465 nxt_off = MPT_RQSL(mpt); 1466 trq = req; 1467 1468 /* 1469 * Make up the rest of the data segments out of a chain element 1470 * (contiained in the current request frame) which points to 1471 * SIMPLE64 elements in the next request frame, possibly ending 1472 * with *another* chain element (if there's more). 1473 */ 1474 while (seg < nseg) { 1475 int this_seg_lim; 1476 uint32_t tf, cur_off; 1477 bus_addr_t chain_list_addr; 1478 1479 /* 1480 * Point to the chain descriptor. Note that the chain 1481 * descriptor is at the end of the *previous* list (whether 1482 * chain or simple). 1483 */ 1484 ce = (SGE_CHAIN64 *) se; 1485 1486 /* 1487 * Before we change our current pointer, make sure we won't 1488 * overflow the request area with this frame. Note that we 1489 * test against 'greater than' here as it's okay in this case 1490 * to have next offset be just outside the request area. 1491 */ 1492 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) { 1493 nxt_off = MPT_REQUEST_AREA; 1494 goto next_chain; 1495 } 1496 1497 /* 1498 * Set our SGE element pointer to the beginning of the chain 1499 * list and update our next chain list offset. 1500 */ 1501 se = (SGE_SIMPLE64 *) &mpt_off[nxt_off]; 1502 cur_off = nxt_off; 1503 nxt_off += MPT_RQSL(mpt); 1504 1505 /* 1506 * Now initialized the chain descriptor. 1507 */ 1508 memset(ce, 0, sizeof (*ce)); 1509 1510 /* 1511 * Get the physical address of the chain list. 1512 */ 1513 chain_list_addr = trq->req_pbuf; 1514 chain_list_addr += cur_off; 1515 if (sizeof (bus_addr_t) > 4) { 1516 ce->Address.High = 1517 htole32(((uint64_t)chain_list_addr) >> 32); 1518 } 1519 ce->Address.Low = htole32(chain_list_addr & 0xffffffff); 1520 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT | 1521 MPI_SGE_FLAGS_64_BIT_ADDRESSING; 1522 1523 /* 1524 * If we have more than a frame's worth of segments left, 1525 * set up the chain list to have the last element be another 1526 * chain descriptor. 1527 */ 1528 if ((nseg - seg) > MPT_NSGL(mpt)) { 1529 this_seg_lim = seg + MPT_NSGL(mpt) - 1; 1530 /* 1531 * The length of the chain is the length in bytes of the 1532 * number of segments plus the next chain element. 1533 * 1534 * The next chain descriptor offset is the length, 1535 * in words, of the number of segments. 1536 */ 1537 ce->Length = (this_seg_lim - seg) * 1538 sizeof (SGE_SIMPLE64); 1539 ce->NextChainOffset = ce->Length >> 2; 1540 ce->Length += sizeof (SGE_CHAIN64); 1541 } else { 1542 this_seg_lim = nseg; 1543 ce->Length = (this_seg_lim - seg) * 1544 sizeof (SGE_SIMPLE64); 1545 } 1546 ce->Length = htole16(ce->Length); 1547 1548 /* 1549 * Fill in the chain list SGE elements with our segment data. 1550 * 1551 * If we're the last element in this chain list, set the last 1552 * element flag. If we're the completely last element period, 1553 * set the end of list and end of buffer flags. 1554 */ 1555 while (seg < this_seg_lim) { 1556 memset(se, 0, sizeof (*se)); 1557 se->Address.Low = htole32(dm_segs->ds_addr & 1558 0xffffffff); 1559 if (sizeof (bus_addr_t) > 4) { 1560 se->Address.High = 1561 htole32(((uint64_t)dm_segs->ds_addr) >> 32); 1562 } 1563 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1564 tf = flags; 1565 if (seg == this_seg_lim - 1) { 1566 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1567 } 1568 if (seg == nseg - 1) { 1569 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1570 MPI_SGE_FLAGS_END_OF_BUFFER; 1571 } 1572 MPI_pSGE_SET_FLAGS(se, tf); 1573 se->FlagsLength = htole32(se->FlagsLength); 1574 se++; 1575 seg++; 1576 dm_segs++; 1577 } 1578 1579 next_chain: 1580 /* 1581 * If we have more segments to do and we've used up all of 1582 * the space in a request area, go allocate another one 1583 * and chain to that. 1584 */ 1585 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) { 1586 request_t *nrq; 1587 1588 CAMLOCK_2_MPTLOCK(mpt); 1589 nrq = mpt_get_request(mpt, FALSE); 1590 MPTLOCK_2_CAMLOCK(mpt); 1591 1592 if (nrq == NULL) { 1593 error = ENOMEM; 1594 goto bad; 1595 } 1596 1597 /* 1598 * Append the new request area on the tail of our list. 1599 */ 1600 if ((trq = req->chain) == NULL) { 1601 req->chain = nrq; 1602 } else { 1603 while (trq->chain != NULL) { 1604 trq = trq->chain; 1605 } 1606 trq->chain = nrq; 1607 } 1608 trq = nrq; 1609 mpt_off = trq->req_vbuf; 1610 if (mpt->verbose >= MPT_PRT_DEBUG) { 1611 memset(mpt_off, 0xff, MPT_REQUEST_AREA); 1612 } 1613 nxt_off = 0; 1614 } 1615 } 1616 out: 1617 1618 /* 1619 * Last time we need to check if this CCB needs to be aborted. 1620 */ 1621 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1622 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1623 request_t *cmd_req = 1624 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1625 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 1626 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 1627 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 1628 } 1629 mpt_prt(mpt, 1630 "mpt_execute_req_a64: I/O cancelled (status 0x%x)\n", 1631 ccb->ccb_h.status & CAM_STATUS_MASK); 1632 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { 1633 bus_dmamap_unload(mpt->buffer_dmat, req->dmap); 1634 } 1635 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1636 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 1637 xpt_done(ccb); 1638 CAMLOCK_2_MPTLOCK(mpt); 1639 mpt_free_request(mpt, req); 1640 MPTLOCK_2_CAMLOCK(mpt); 1641 return; 1642 } 1643 1644 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1645 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 1646 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000, 1647 mpt_timeout, ccb); 1648 } 1649 if (mpt->verbose > MPT_PRT_DEBUG) { 1650 int nc = 0; 1651 mpt_print_request(req->req_vbuf); 1652 for (trq = req->chain; trq; trq = trq->chain) { 1653 printf(" Additional Chain Area %d\n", nc++); 1654 mpt_dump_sgl(trq->req_vbuf, 0); 1655 } 1656 } 1657 1658 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1659 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1660 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); 1661 #ifdef WE_TRUST_AUTO_GOOD_STATUS 1662 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && 1663 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { 1664 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; 1665 } else { 1666 tgt->state = TGT_STATE_MOVING_DATA; 1667 } 1668 #else 1669 tgt->state = TGT_STATE_MOVING_DATA; 1670 #endif 1671 } 1672 CAMLOCK_2_MPTLOCK(mpt); 1673 mpt_send_cmd(mpt, req); 1674 MPTLOCK_2_CAMLOCK(mpt); 1675 } 1676 1677 static void 1678 mpt_execute_req(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) 1679 { 1680 request_t *req, *trq; 1681 char *mpt_off; 1682 union ccb *ccb; 1683 struct mpt_softc *mpt; 1684 int seg, first_lim; 1685 uint32_t flags, nxt_off; 1686 void *sglp = NULL; 1687 MSG_REQUEST_HEADER *hdrp; 1688 SGE_SIMPLE32 *se; 1689 SGE_CHAIN32 *ce; 1690 int istgt = 0; 1691 1692 req = (request_t *)arg; 1693 ccb = req->ccb; 1694 1695 mpt = ccb->ccb_h.ccb_mpt_ptr; 1696 req = ccb->ccb_h.ccb_req_ptr; 1697 1698 hdrp = req->req_vbuf; 1699 mpt_off = req->req_vbuf; 1700 1701 1702 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1703 error = EFBIG; 1704 } 1705 1706 if (error == 0) { 1707 switch (hdrp->Function) { 1708 case MPI_FUNCTION_SCSI_IO_REQUEST: 1709 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: 1710 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL; 1711 break; 1712 case MPI_FUNCTION_TARGET_ASSIST: 1713 istgt = 1; 1714 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL; 1715 break; 1716 default: 1717 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req\n", 1718 hdrp->Function); 1719 error = EINVAL; 1720 break; 1721 } 1722 } 1723 1724 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1725 error = EFBIG; 1726 mpt_prt(mpt, "segment count %d too large (max %u)\n", 1727 nseg, mpt->max_seg_cnt); 1728 } 1729 1730 bad: 1731 if (error != 0) { 1732 if (error != EFBIG && error != ENOMEM) { 1733 mpt_prt(mpt, "mpt_execute_req: err %d\n", error); 1734 } 1735 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1736 cam_status status; 1737 mpt_freeze_ccb(ccb); 1738 if (error == EFBIG) { 1739 status = CAM_REQ_TOO_BIG; 1740 } else if (error == ENOMEM) { 1741 if (mpt->outofbeer == 0) { 1742 mpt->outofbeer = 1; 1743 xpt_freeze_simq(mpt->sim, 1); 1744 mpt_lprt(mpt, MPT_PRT_DEBUG, 1745 "FREEZEQ\n"); 1746 } 1747 status = CAM_REQUEUE_REQ; 1748 } else { 1749 status = CAM_REQ_CMP_ERR; 1750 } 1751 mpt_set_ccb_status(ccb, status); 1752 } 1753 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1754 request_t *cmd_req = 1755 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1756 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 1757 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 1758 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 1759 } 1760 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1761 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 1762 xpt_done(ccb); 1763 CAMLOCK_2_MPTLOCK(mpt); 1764 mpt_free_request(mpt, req); 1765 MPTLOCK_2_CAMLOCK(mpt); 1766 return; 1767 } 1768 1769 /* 1770 * No data to transfer? 1771 * Just make a single simple SGL with zero length. 1772 */ 1773 1774 if (mpt->verbose >= MPT_PRT_DEBUG) { 1775 int tidx = ((char *)sglp) - mpt_off; 1776 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx); 1777 } 1778 1779 if (nseg == 0) { 1780 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp; 1781 MPI_pSGE_SET_FLAGS(se1, 1782 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER | 1783 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST)); 1784 se1->FlagsLength = htole32(se1->FlagsLength); 1785 goto out; 1786 } 1787 1788 1789 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT; 1790 if (istgt == 0) { 1791 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { 1792 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1793 } 1794 } else { 1795 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1796 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1797 } 1798 } 1799 1800 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) { 1801 bus_dmasync_op_t op; 1802 if (istgt) { 1803 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1804 op = BUS_DMASYNC_PREREAD; 1805 } else { 1806 op = BUS_DMASYNC_PREWRITE; 1807 } 1808 } else { 1809 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1810 op = BUS_DMASYNC_PREWRITE; 1811 } else { 1812 op = BUS_DMASYNC_PREREAD; 1813 } 1814 } 1815 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); 1816 } 1817 1818 /* 1819 * Okay, fill in what we can at the end of the command frame. 1820 * If we have up to MPT_NSGL_FIRST, we can fit them all into 1821 * the command frame. 1822 * 1823 * Otherwise, we fill up through MPT_NSGL_FIRST less one 1824 * SIMPLE32 pointers and start doing CHAIN32 entries after 1825 * that. 1826 */ 1827 1828 if (nseg < MPT_NSGL_FIRST(mpt)) { 1829 first_lim = nseg; 1830 } else { 1831 /* 1832 * Leave room for CHAIN element 1833 */ 1834 first_lim = MPT_NSGL_FIRST(mpt) - 1; 1835 } 1836 1837 se = (SGE_SIMPLE32 *) sglp; 1838 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) { 1839 uint32_t tf; 1840 1841 memset(se, 0,sizeof (*se)); 1842 se->Address = htole32(dm_segs->ds_addr); 1843 1844 1845 1846 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1847 tf = flags; 1848 if (seg == first_lim - 1) { 1849 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1850 } 1851 if (seg == nseg - 1) { 1852 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1853 MPI_SGE_FLAGS_END_OF_BUFFER; 1854 } 1855 MPI_pSGE_SET_FLAGS(se, tf); 1856 se->FlagsLength = htole32(se->FlagsLength); 1857 } 1858 1859 if (seg == nseg) { 1860 goto out; 1861 } 1862 1863 /* 1864 * Tell the IOC where to find the first chain element. 1865 */ 1866 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2; 1867 nxt_off = MPT_RQSL(mpt); 1868 trq = req; 1869 1870 /* 1871 * Make up the rest of the data segments out of a chain element 1872 * (contiained in the current request frame) which points to 1873 * SIMPLE32 elements in the next request frame, possibly ending 1874 * with *another* chain element (if there's more). 1875 */ 1876 while (seg < nseg) { 1877 int this_seg_lim; 1878 uint32_t tf, cur_off; 1879 bus_addr_t chain_list_addr; 1880 1881 /* 1882 * Point to the chain descriptor. Note that the chain 1883 * descriptor is at the end of the *previous* list (whether 1884 * chain or simple). 1885 */ 1886 ce = (SGE_CHAIN32 *) se; 1887 1888 /* 1889 * Before we change our current pointer, make sure we won't 1890 * overflow the request area with this frame. Note that we 1891 * test against 'greater than' here as it's okay in this case 1892 * to have next offset be just outside the request area. 1893 */ 1894 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) { 1895 nxt_off = MPT_REQUEST_AREA; 1896 goto next_chain; 1897 } 1898 1899 /* 1900 * Set our SGE element pointer to the beginning of the chain 1901 * list and update our next chain list offset. 1902 */ 1903 se = (SGE_SIMPLE32 *) &mpt_off[nxt_off]; 1904 cur_off = nxt_off; 1905 nxt_off += MPT_RQSL(mpt); 1906 1907 /* 1908 * Now initialized the chain descriptor. 1909 */ 1910 memset(ce, 0, sizeof (*ce)); 1911 1912 /* 1913 * Get the physical address of the chain list. 1914 */ 1915 chain_list_addr = trq->req_pbuf; 1916 chain_list_addr += cur_off; 1917 1918 1919 1920 ce->Address = htole32(chain_list_addr); 1921 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT; 1922 1923 1924 /* 1925 * If we have more than a frame's worth of segments left, 1926 * set up the chain list to have the last element be another 1927 * chain descriptor. 1928 */ 1929 if ((nseg - seg) > MPT_NSGL(mpt)) { 1930 this_seg_lim = seg + MPT_NSGL(mpt) - 1; 1931 /* 1932 * The length of the chain is the length in bytes of the 1933 * number of segments plus the next chain element. 1934 * 1935 * The next chain descriptor offset is the length, 1936 * in words, of the number of segments. 1937 */ 1938 ce->Length = (this_seg_lim - seg) * 1939 sizeof (SGE_SIMPLE32); 1940 ce->NextChainOffset = ce->Length >> 2; 1941 ce->Length += sizeof (SGE_CHAIN32); 1942 } else { 1943 this_seg_lim = nseg; 1944 ce->Length = (this_seg_lim - seg) * 1945 sizeof (SGE_SIMPLE32); 1946 } 1947 ce->Length = htole16(ce->Length); 1948 1949 /* 1950 * Fill in the chain list SGE elements with our segment data. 1951 * 1952 * If we're the last element in this chain list, set the last 1953 * element flag. If we're the completely last element period, 1954 * set the end of list and end of buffer flags. 1955 */ 1956 while (seg < this_seg_lim) { 1957 memset(se, 0, sizeof (*se)); 1958 se->Address = htole32(dm_segs->ds_addr); 1959 1960 1961 1962 1963 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1964 tf = flags; 1965 if (seg == this_seg_lim - 1) { 1966 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1967 } 1968 if (seg == nseg - 1) { 1969 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1970 MPI_SGE_FLAGS_END_OF_BUFFER; 1971 } 1972 MPI_pSGE_SET_FLAGS(se, tf); 1973 se->FlagsLength = htole32(se->FlagsLength); 1974 se++; 1975 seg++; 1976 dm_segs++; 1977 } 1978 1979 next_chain: 1980 /* 1981 * If we have more segments to do and we've used up all of 1982 * the space in a request area, go allocate another one 1983 * and chain to that. 1984 */ 1985 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) { 1986 request_t *nrq; 1987 1988 CAMLOCK_2_MPTLOCK(mpt); 1989 nrq = mpt_get_request(mpt, FALSE); 1990 MPTLOCK_2_CAMLOCK(mpt); 1991 1992 if (nrq == NULL) { 1993 error = ENOMEM; 1994 goto bad; 1995 } 1996 1997 /* 1998 * Append the new request area on the tail of our list. 1999 */ 2000 if ((trq = req->chain) == NULL) { 2001 req->chain = nrq; 2002 } else { 2003 while (trq->chain != NULL) { 2004 trq = trq->chain; 2005 } 2006 trq->chain = nrq; 2007 } 2008 trq = nrq; 2009 mpt_off = trq->req_vbuf; 2010 if (mpt->verbose >= MPT_PRT_DEBUG) { 2011 memset(mpt_off, 0xff, MPT_REQUEST_AREA); 2012 } 2013 nxt_off = 0; 2014 } 2015 } 2016 out: 2017 2018 /* 2019 * Last time we need to check if this CCB needs to be aborted. 2020 */ 2021 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 2022 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 2023 request_t *cmd_req = 2024 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 2025 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 2026 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 2027 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 2028 } 2029 mpt_prt(mpt, 2030 "mpt_execute_req: I/O cancelled (status 0x%x)\n", 2031 ccb->ccb_h.status & CAM_STATUS_MASK); 2032 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { 2033 bus_dmamap_unload(mpt->buffer_dmat, req->dmap); 2034 } 2035 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2036 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 2037 xpt_done(ccb); 2038 CAMLOCK_2_MPTLOCK(mpt); 2039 mpt_free_request(mpt, req); 2040 MPTLOCK_2_CAMLOCK(mpt); 2041 return; 2042 } 2043 2044 ccb->ccb_h.status |= CAM_SIM_QUEUED; 2045 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 2046 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000, 2047 mpt_timeout, ccb); 2048 } 2049 if (mpt->verbose > MPT_PRT_DEBUG) { 2050 int nc = 0; 2051 mpt_print_request(req->req_vbuf); 2052 for (trq = req->chain; trq; trq = trq->chain) { 2053 printf(" Additional Chain Area %d\n", nc++); 2054 mpt_dump_sgl(trq->req_vbuf, 0); 2055 } 2056 } 2057 2058 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 2059 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 2060 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); 2061 #ifdef WE_TRUST_AUTO_GOOD_STATUS 2062 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && 2063 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { 2064 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; 2065 } else { 2066 tgt->state = TGT_STATE_MOVING_DATA; 2067 } 2068 #else 2069 tgt->state = TGT_STATE_MOVING_DATA; 2070 #endif 2071 } 2072 CAMLOCK_2_MPTLOCK(mpt); 2073 mpt_send_cmd(mpt, req); 2074 MPTLOCK_2_CAMLOCK(mpt); 2075 } 2076 2077 static void 2078 mpt_start(struct cam_sim *sim, union ccb *ccb) 2079 { 2080 request_t *req; 2081 struct mpt_softc *mpt; 2082 MSG_SCSI_IO_REQUEST *mpt_req; 2083 struct ccb_scsiio *csio = &ccb->csio; 2084 struct ccb_hdr *ccbh = &ccb->ccb_h; 2085 bus_dmamap_callback_t *cb; 2086 target_id_t tgt; 2087 int raid_passthru; 2088 2089 /* Get the pointer for the physical addapter */ 2090 mpt = ccb->ccb_h.ccb_mpt_ptr; 2091 raid_passthru = (sim == mpt->phydisk_sim); 2092 2093 CAMLOCK_2_MPTLOCK(mpt); 2094 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 2095 if (mpt->outofbeer == 0) { 2096 mpt->outofbeer = 1; 2097 xpt_freeze_simq(mpt->sim, 1); 2098 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); 2099 } 2100 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2101 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 2102 MPTLOCK_2_CAMLOCK(mpt); 2103 xpt_done(ccb); 2104 return; 2105 } 2106 #ifdef INVARIANTS 2107 mpt_req_not_spcl(mpt, req, "mpt_start", __LINE__); 2108 #endif 2109 MPTLOCK_2_CAMLOCK(mpt); 2110 2111 if (sizeof (bus_addr_t) > 4) { 2112 cb = mpt_execute_req_a64; 2113 } else { 2114 cb = mpt_execute_req; 2115 } 2116 2117 /* 2118 * Link the ccb and the request structure so we can find 2119 * the other knowing either the request or the ccb 2120 */ 2121 req->ccb = ccb; 2122 ccb->ccb_h.ccb_req_ptr = req; 2123 2124 /* Now we build the command for the IOC */ 2125 mpt_req = req->req_vbuf; 2126 memset(mpt_req, 0, sizeof (MSG_SCSI_IO_REQUEST)); 2127 2128 mpt_req->Function = MPI_FUNCTION_SCSI_IO_REQUEST; 2129 if (raid_passthru) { 2130 mpt_req->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; 2131 CAMLOCK_2_MPTLOCK(mpt); 2132 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) { 2133 MPTLOCK_2_CAMLOCK(mpt); 2134 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2135 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE); 2136 xpt_done(ccb); 2137 return; 2138 } 2139 MPTLOCK_2_CAMLOCK(mpt); 2140 mpt_req->Bus = 0; /* we never set bus here */ 2141 } else { 2142 tgt = ccb->ccb_h.target_id; 2143 mpt_req->Bus = 0; /* XXX */ 2144 2145 } 2146 mpt_req->SenseBufferLength = 2147 (csio->sense_len < MPT_SENSE_SIZE) ? 2148 csio->sense_len : MPT_SENSE_SIZE; 2149 2150 /* 2151 * We use the message context to find the request structure when we 2152 * Get the command completion interrupt from the IOC. 2153 */ 2154 mpt_req->MsgContext = htole32(req->index | scsi_io_handler_id); 2155 2156 /* Which physical device to do the I/O on */ 2157 mpt_req->TargetID = tgt; 2158 2159 /* We assume a single level LUN type */ 2160 if (ccb->ccb_h.target_lun >= MPT_MAX_LUNS) { 2161 mpt_req->LUN[0] = 0x40 | ((ccb->ccb_h.target_lun >> 8) & 0x3f); 2162 mpt_req->LUN[1] = ccb->ccb_h.target_lun & 0xff; 2163 } else { 2164 mpt_req->LUN[1] = ccb->ccb_h.target_lun; 2165 } 2166 2167 /* Set the direction of the transfer */ 2168 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 2169 mpt_req->Control = MPI_SCSIIO_CONTROL_READ; 2170 } else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { 2171 mpt_req->Control = MPI_SCSIIO_CONTROL_WRITE; 2172 } else { 2173 mpt_req->Control = MPI_SCSIIO_CONTROL_NODATATRANSFER; 2174 } 2175 2176 if ((ccb->ccb_h.flags & CAM_TAG_ACTION_VALID) != 0) { 2177 switch(ccb->csio.tag_action) { 2178 case MSG_HEAD_OF_Q_TAG: 2179 mpt_req->Control |= MPI_SCSIIO_CONTROL_HEADOFQ; 2180 break; 2181 case MSG_ACA_TASK: 2182 mpt_req->Control |= MPI_SCSIIO_CONTROL_ACAQ; 2183 break; 2184 case MSG_ORDERED_Q_TAG: 2185 mpt_req->Control |= MPI_SCSIIO_CONTROL_ORDEREDQ; 2186 break; 2187 case MSG_SIMPLE_Q_TAG: 2188 default: 2189 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ; 2190 break; 2191 } 2192 } else { 2193 if (mpt->is_fc || mpt->is_sas) { 2194 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ; 2195 } else { 2196 /* XXX No such thing for a target doing packetized. */ 2197 mpt_req->Control |= MPI_SCSIIO_CONTROL_UNTAGGED; 2198 } 2199 } 2200 2201 if (mpt->is_spi) { 2202 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 2203 mpt_req->Control |= MPI_SCSIIO_CONTROL_NO_DISCONNECT; 2204 } 2205 } 2206 mpt_req->Control = htole32(mpt_req->Control); 2207 2208 /* Copy the scsi command block into place */ 2209 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 2210 bcopy(csio->cdb_io.cdb_ptr, mpt_req->CDB, csio->cdb_len); 2211 } else { 2212 bcopy(csio->cdb_io.cdb_bytes, mpt_req->CDB, csio->cdb_len); 2213 } 2214 2215 mpt_req->CDBLength = csio->cdb_len; 2216 mpt_req->DataLength = htole32(csio->dxfer_len); 2217 mpt_req->SenseBufferLowAddr = htole32(req->sense_pbuf); 2218 2219 /* 2220 * Do a *short* print here if we're set to MPT_PRT_DEBUG 2221 */ 2222 if (mpt->verbose == MPT_PRT_DEBUG) { 2223 U32 df; 2224 mpt_prt(mpt, "mpt_start: %s op 0x%x ", 2225 (mpt_req->Function == MPI_FUNCTION_SCSI_IO_REQUEST)? 2226 "SCSI_IO_REQUEST" : "SCSI_IO_PASSTHRU", mpt_req->CDB[0]); 2227 df = mpt_req->Control & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK; 2228 if (df != MPI_SCSIIO_CONTROL_NODATATRANSFER) { 2229 mpt_prtc(mpt, "(%s %u byte%s ", 2230 (df == MPI_SCSIIO_CONTROL_READ)? 2231 "read" : "write", csio->dxfer_len, 2232 (csio->dxfer_len == 1)? ")" : "s)"); 2233 } 2234 mpt_prtc(mpt, "tgt %u lun %u req %p:%u\n", tgt, 2235 ccb->ccb_h.target_lun, req, req->serno); 2236 } 2237 2238 /* 2239 * If we have any data to send with this command map it into bus space. 2240 */ 2241 if ((ccbh->flags & CAM_DIR_MASK) != CAM_DIR_NONE) { 2242 if ((ccbh->flags & CAM_SCATTER_VALID) == 0) { 2243 /* 2244 * We've been given a pointer to a single buffer. 2245 */ 2246 if ((ccbh->flags & CAM_DATA_PHYS) == 0) { 2247 /* 2248 * Virtual address that needs to translated into 2249 * one or more physical address ranges. 2250 */ 2251 int error; 2252 int s = splsoftvm(); 2253 error = bus_dmamap_load(mpt->buffer_dmat, 2254 req->dmap, csio->data_ptr, csio->dxfer_len, 2255 cb, req, 0); 2256 splx(s); 2257 if (error == EINPROGRESS) { 2258 /* 2259 * So as to maintain ordering, 2260 * freeze the controller queue 2261 * until our mapping is 2262 * returned. 2263 */ 2264 xpt_freeze_simq(mpt->sim, 1); 2265 ccbh->status |= CAM_RELEASE_SIMQ; 2266 } 2267 } else { 2268 /* 2269 * We have been given a pointer to single 2270 * physical buffer. 2271 */ 2272 struct bus_dma_segment seg; 2273 seg.ds_addr = 2274 (bus_addr_t)(vm_offset_t)csio->data_ptr; 2275 seg.ds_len = csio->dxfer_len; 2276 (*cb)(req, &seg, 1, 0); 2277 } 2278 } else { 2279 /* 2280 * We have been given a list of addresses. 2281 * This case could be easily supported but they are not 2282 * currently generated by the CAM subsystem so there 2283 * is no point in wasting the time right now. 2284 */ 2285 struct bus_dma_segment *segs; 2286 if ((ccbh->flags & CAM_SG_LIST_PHYS) == 0) { 2287 (*cb)(req, NULL, 0, EFAULT); 2288 } else { 2289 /* Just use the segments provided */ 2290 segs = (struct bus_dma_segment *)csio->data_ptr; 2291 (*cb)(req, segs, csio->sglist_cnt, 0); 2292 } 2293 } 2294 } else { 2295 (*cb)(req, NULL, 0, 0); 2296 } 2297 } 2298 2299 static int 2300 mpt_bus_reset(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun, 2301 int sleep_ok) 2302 { 2303 int error; 2304 uint16_t status; 2305 uint8_t response; 2306 2307 error = mpt_scsi_send_tmf(mpt, 2308 (tgt != CAM_TARGET_WILDCARD || lun != CAM_LUN_WILDCARD) ? 2309 MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET : 2310 MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, 2311 mpt->is_fc ? MPI_SCSITASKMGMT_MSGFLAGS_LIP_RESET_OPTION : 0, 2312 0, /* XXX How do I get the channel ID? */ 2313 tgt != CAM_TARGET_WILDCARD ? tgt : 0, 2314 lun != CAM_LUN_WILDCARD ? lun : 0, 2315 0, sleep_ok); 2316 2317 if (error != 0) { 2318 /* 2319 * mpt_scsi_send_tmf hard resets on failure, so no 2320 * need to do so here. 2321 */ 2322 mpt_prt(mpt, 2323 "mpt_bus_reset: mpt_scsi_send_tmf returned %d\n", error); 2324 return (EIO); 2325 } 2326 2327 /* Wait for bus reset to be processed by the IOC. */ 2328 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE, 2329 REQ_STATE_DONE, sleep_ok, 5000); 2330 2331 status = le16toh(mpt->tmf_req->IOCStatus); 2332 response = mpt->tmf_req->ResponseCode; 2333 mpt->tmf_req->state = REQ_STATE_FREE; 2334 2335 if (error) { 2336 mpt_prt(mpt, "mpt_bus_reset: Reset timed-out. " 2337 "Resetting controller.\n"); 2338 mpt_reset(mpt, TRUE); 2339 return (ETIMEDOUT); 2340 } 2341 2342 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { 2343 mpt_prt(mpt, "mpt_bus_reset: TMF IOC Status 0x%x. " 2344 "Resetting controller.\n", status); 2345 mpt_reset(mpt, TRUE); 2346 return (EIO); 2347 } 2348 2349 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED && 2350 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) { 2351 mpt_prt(mpt, "mpt_bus_reset: TMF Response 0x%x. " 2352 "Resetting controller.\n", response); 2353 mpt_reset(mpt, TRUE); 2354 return (EIO); 2355 } 2356 return (0); 2357 } 2358 2359 static int 2360 mpt_fc_reset_link(struct mpt_softc *mpt, int dowait) 2361 { 2362 int r = 0; 2363 request_t *req; 2364 PTR_MSG_FC_PRIMITIVE_SEND_REQUEST fc; 2365 2366 req = mpt_get_request(mpt, FALSE); 2367 if (req == NULL) { 2368 return (ENOMEM); 2369 } 2370 fc = req->req_vbuf; 2371 memset(fc, 0, sizeof(*fc)); 2372 fc->SendFlags = MPI_FC_PRIM_SEND_FLAGS_RESET_LINK; 2373 fc->Function = MPI_FUNCTION_FC_PRIMITIVE_SEND; 2374 fc->MsgContext = htole32(req->index | fc_els_handler_id); 2375 mpt_send_cmd(mpt, req); 2376 if (dowait) { 2377 r = mpt_wait_req(mpt, req, REQ_STATE_DONE, 2378 REQ_STATE_DONE, FALSE, 60 * 1000); 2379 if (r == 0) { 2380 mpt_free_request(mpt, req); 2381 } 2382 } 2383 return (r); 2384 } 2385 2386 static int 2387 mpt_cam_event(struct mpt_softc *mpt, request_t *req, 2388 MSG_EVENT_NOTIFY_REPLY *msg) 2389 { 2390 uint32_t data0, data1; 2391 2392 data0 = le32toh(msg->Data[0]); 2393 data1 = le32toh(msg->Data[1]); 2394 switch(msg->Event & 0xFF) { 2395 case MPI_EVENT_UNIT_ATTENTION: 2396 mpt_prt(mpt, "UNIT ATTENTION: Bus: 0x%02x TargetID: 0x%02x\n", 2397 (data0 >> 8) & 0xff, data0 & 0xff); 2398 break; 2399 2400 case MPI_EVENT_IOC_BUS_RESET: 2401 /* We generated a bus reset */ 2402 mpt_prt(mpt, "IOC Generated Bus Reset Port: %d\n", 2403 (data0 >> 8) & 0xff); 2404 xpt_async(AC_BUS_RESET, mpt->path, NULL); 2405 break; 2406 2407 case MPI_EVENT_EXT_BUS_RESET: 2408 /* Someone else generated a bus reset */ 2409 mpt_prt(mpt, "External Bus Reset Detected\n"); 2410 /* 2411 * These replies don't return EventData like the MPI 2412 * spec says they do 2413 */ 2414 xpt_async(AC_BUS_RESET, mpt->path, NULL); 2415 break; 2416 2417 case MPI_EVENT_RESCAN: 2418 #if __FreeBSD_version >= 600000 2419 { 2420 union ccb *ccb; 2421 uint32_t pathid; 2422 /* 2423 * In general this means a device has been added to the loop. 2424 */ 2425 mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff); 2426 if (mpt->ready == 0) { 2427 break; 2428 } 2429 if (mpt->phydisk_sim) { 2430 pathid = cam_sim_path(mpt->phydisk_sim); 2431 } else { 2432 pathid = cam_sim_path(mpt->sim); 2433 } 2434 MPTLOCK_2_CAMLOCK(mpt); 2435 /* 2436 * Allocate a CCB, create a wildcard path for this bus, 2437 * and schedule a rescan. 2438 */ 2439 ccb = xpt_alloc_ccb_nowait(); 2440 if (ccb == NULL) { 2441 mpt_prt(mpt, "unable to alloc CCB for rescan\n"); 2442 CAMLOCK_2_MPTLOCK(mpt); 2443 break; 2444 } 2445 2446 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, pathid, 2447 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2448 CAMLOCK_2_MPTLOCK(mpt); 2449 mpt_prt(mpt, "unable to create path for rescan\n"); 2450 xpt_free_ccb(ccb); 2451 break; 2452 } 2453 xpt_rescan(ccb); 2454 CAMLOCK_2_MPTLOCK(mpt); 2455 break; 2456 } 2457 #else 2458 mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff); 2459 break; 2460 #endif 2461 case MPI_EVENT_LINK_STATUS_CHANGE: 2462 mpt_prt(mpt, "Port %d: LinkState: %s\n", 2463 (data1 >> 8) & 0xff, 2464 ((data0 & 0xff) == 0)? "Failed" : "Active"); 2465 break; 2466 2467 case MPI_EVENT_LOOP_STATE_CHANGE: 2468 switch ((data0 >> 16) & 0xff) { 2469 case 0x01: 2470 mpt_prt(mpt, 2471 "Port 0x%x: FC LinkEvent: LIP(%02x,%02x) " 2472 "(Loop Initialization)\n", 2473 (data1 >> 8) & 0xff, 2474 (data0 >> 8) & 0xff, 2475 (data0 ) & 0xff); 2476 switch ((data0 >> 8) & 0xff) { 2477 case 0xF7: 2478 if ((data0 & 0xff) == 0xF7) { 2479 mpt_prt(mpt, "Device needs AL_PA\n"); 2480 } else { 2481 mpt_prt(mpt, "Device %02x doesn't like " 2482 "FC performance\n", 2483 data0 & 0xFF); 2484 } 2485 break; 2486 case 0xF8: 2487 if ((data0 & 0xff) == 0xF7) { 2488 mpt_prt(mpt, "Device had loop failure " 2489 "at its receiver prior to acquiring" 2490 " AL_PA\n"); 2491 } else { 2492 mpt_prt(mpt, "Device %02x detected loop" 2493 " failure at its receiver\n", 2494 data0 & 0xFF); 2495 } 2496 break; 2497 default: 2498 mpt_prt(mpt, "Device %02x requests that device " 2499 "%02x reset itself\n", 2500 data0 & 0xFF, 2501 (data0 >> 8) & 0xFF); 2502 break; 2503 } 2504 break; 2505 case 0x02: 2506 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: " 2507 "LPE(%02x,%02x) (Loop Port Enable)\n", 2508 (data1 >> 8) & 0xff, /* Port */ 2509 (data0 >> 8) & 0xff, /* Character 3 */ 2510 (data0 ) & 0xff /* Character 4 */); 2511 break; 2512 case 0x03: 2513 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: " 2514 "LPB(%02x,%02x) (Loop Port Bypass)\n", 2515 (data1 >> 8) & 0xff, /* Port */ 2516 (data0 >> 8) & 0xff, /* Character 3 */ 2517 (data0 ) & 0xff /* Character 4 */); 2518 break; 2519 default: 2520 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: Unknown " 2521 "FC event (%02x %02x %02x)\n", 2522 (data1 >> 8) & 0xff, /* Port */ 2523 (data0 >> 16) & 0xff, /* Event */ 2524 (data0 >> 8) & 0xff, /* Character 3 */ 2525 (data0 ) & 0xff /* Character 4 */); 2526 } 2527 break; 2528 2529 case MPI_EVENT_LOGOUT: 2530 mpt_prt(mpt, "FC Logout Port: %d N_PortID: %02x\n", 2531 (data1 >> 8) & 0xff, data0); 2532 break; 2533 case MPI_EVENT_QUEUE_FULL: 2534 { 2535 struct cam_sim *sim; 2536 struct cam_path *tmppath; 2537 struct ccb_relsim crs; 2538 PTR_EVENT_DATA_QUEUE_FULL pqf; 2539 lun_id_t lun_id; 2540 2541 pqf = (PTR_EVENT_DATA_QUEUE_FULL)msg->Data; 2542 pqf->CurrentDepth = le16toh(pqf->CurrentDepth); 2543 mpt_prt(mpt, "QUEUE FULL EVENT: Bus 0x%02x Target 0x%02x Depth " 2544 "%d\n", pqf->Bus, pqf->TargetID, pqf->CurrentDepth); 2545 if (mpt->phydisk_sim) { 2546 sim = mpt->phydisk_sim; 2547 } else { 2548 sim = mpt->sim; 2549 } 2550 MPTLOCK_2_CAMLOCK(mpt); 2551 for (lun_id = 0; lun_id < MPT_MAX_LUNS; lun_id++) { 2552 if (xpt_create_path(&tmppath, NULL, cam_sim_path(sim), 2553 pqf->TargetID, lun_id) != CAM_REQ_CMP) { 2554 mpt_prt(mpt, "unable to create a path to send " 2555 "XPT_REL_SIMQ"); 2556 CAMLOCK_2_MPTLOCK(mpt); 2557 break; 2558 } 2559 xpt_setup_ccb(&crs.ccb_h, tmppath, 5); 2560 crs.ccb_h.func_code = XPT_REL_SIMQ; 2561 crs.ccb_h.flags = CAM_DEV_QFREEZE; 2562 crs.release_flags = RELSIM_ADJUST_OPENINGS; 2563 crs.openings = pqf->CurrentDepth - 1; 2564 xpt_action((union ccb *)&crs); 2565 if (crs.ccb_h.status != CAM_REQ_CMP) { 2566 mpt_prt(mpt, "XPT_REL_SIMQ failed\n"); 2567 } 2568 xpt_free_path(tmppath); 2569 } 2570 CAMLOCK_2_MPTLOCK(mpt); 2571 break; 2572 } 2573 case MPI_EVENT_EVENT_CHANGE: 2574 case MPI_EVENT_INTEGRATED_RAID: 2575 case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: 2576 case MPI_EVENT_SAS_SES: 2577 break; 2578 default: 2579 mpt_lprt(mpt, MPT_PRT_WARN, "mpt_cam_event: 0x%x\n", 2580 msg->Event & 0xFF); 2581 return (0); 2582 } 2583 return (1); 2584 } 2585 2586 /* 2587 * Reply path for all SCSI I/O requests, called from our 2588 * interrupt handler by extracting our handler index from 2589 * the MsgContext field of the reply from the IOC. 2590 * 2591 * This routine is optimized for the common case of a 2592 * completion without error. All exception handling is 2593 * offloaded to non-inlined helper routines to minimize 2594 * cache footprint. 2595 */ 2596 static int 2597 mpt_scsi_reply_handler(struct mpt_softc *mpt, request_t *req, 2598 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 2599 { 2600 MSG_SCSI_IO_REQUEST *scsi_req; 2601 union ccb *ccb; 2602 2603 if (req->state == REQ_STATE_FREE) { 2604 mpt_prt(mpt, "mpt_scsi_reply_handler: req already free\n"); 2605 return (TRUE); 2606 } 2607 2608 scsi_req = (MSG_SCSI_IO_REQUEST *)req->req_vbuf; 2609 ccb = req->ccb; 2610 if (ccb == NULL) { 2611 mpt_prt(mpt, "mpt_scsi_reply_handler: req %p:%u with no ccb\n", 2612 req, req->serno); 2613 return (TRUE); 2614 } 2615 2616 mpt_req_untimeout(req, mpt_timeout, ccb); 2617 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2618 2619 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) { 2620 bus_dmasync_op_t op; 2621 2622 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) 2623 op = BUS_DMASYNC_POSTREAD; 2624 else 2625 op = BUS_DMASYNC_POSTWRITE; 2626 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); 2627 bus_dmamap_unload(mpt->buffer_dmat, req->dmap); 2628 } 2629 2630 if (reply_frame == NULL) { 2631 /* 2632 * Context only reply, completion without error status. 2633 */ 2634 ccb->csio.resid = 0; 2635 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 2636 ccb->csio.scsi_status = SCSI_STATUS_OK; 2637 } else { 2638 mpt_scsi_reply_frame_handler(mpt, req, reply_frame); 2639 } 2640 2641 if (mpt->outofbeer) { 2642 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 2643 mpt->outofbeer = 0; 2644 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); 2645 } 2646 if (scsi_req->CDB[0] == INQUIRY && (scsi_req->CDB[1] & SI_EVPD) == 0) { 2647 struct scsi_inquiry_data *iq = 2648 (struct scsi_inquiry_data *)ccb->csio.data_ptr; 2649 if (scsi_req->Function == 2650 MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) { 2651 /* 2652 * Fake out the device type so that only the 2653 * pass-thru device will attach. 2654 */ 2655 iq->device &= ~0x1F; 2656 iq->device |= T_NODEVICE; 2657 } 2658 } 2659 if (mpt->verbose == MPT_PRT_DEBUG) { 2660 mpt_prt(mpt, "mpt_scsi_reply_handler: %p:%u complete\n", 2661 req, req->serno); 2662 } 2663 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 2664 MPTLOCK_2_CAMLOCK(mpt); 2665 xpt_done(ccb); 2666 CAMLOCK_2_MPTLOCK(mpt); 2667 if ((req->state & REQ_STATE_TIMEDOUT) == 0) { 2668 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2669 } else { 2670 mpt_prt(mpt, "completing timedout/aborted req %p:%u\n", 2671 req, req->serno); 2672 TAILQ_REMOVE(&mpt->request_timeout_list, req, links); 2673 } 2674 KASSERT((req->state & REQ_STATE_NEED_WAKEUP) == 0, 2675 ("CCB req needed wakeup")); 2676 #ifdef INVARIANTS 2677 mpt_req_not_spcl(mpt, req, "mpt_scsi_reply_handler", __LINE__); 2678 #endif 2679 mpt_free_request(mpt, req); 2680 return (TRUE); 2681 } 2682 2683 static int 2684 mpt_scsi_tmf_reply_handler(struct mpt_softc *mpt, request_t *req, 2685 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 2686 { 2687 MSG_SCSI_TASK_MGMT_REPLY *tmf_reply; 2688 2689 KASSERT(req == mpt->tmf_req, ("TMF Reply not using mpt->tmf_req")); 2690 #ifdef INVARIANTS 2691 mpt_req_not_spcl(mpt, req, "mpt_scsi_tmf_reply_handler", __LINE__); 2692 #endif 2693 tmf_reply = (MSG_SCSI_TASK_MGMT_REPLY *)reply_frame; 2694 /* Record IOC Status and Response Code of TMF for any waiters. */ 2695 req->IOCStatus = le16toh(tmf_reply->IOCStatus); 2696 req->ResponseCode = tmf_reply->ResponseCode; 2697 2698 mpt_lprt(mpt, MPT_PRT_DEBUG, "TMF complete: req %p:%u status 0x%x\n", 2699 req, req->serno, le16toh(tmf_reply->IOCStatus)); 2700 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2701 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) { 2702 req->state |= REQ_STATE_DONE; 2703 wakeup(req); 2704 } else { 2705 mpt->tmf_req->state = REQ_STATE_FREE; 2706 } 2707 return (TRUE); 2708 } 2709 2710 /* 2711 * XXX: Move to definitions file 2712 */ 2713 #define ELS 0x22 2714 #define FC4LS 0x32 2715 #define ABTS 0x81 2716 #define BA_ACC 0x84 2717 2718 #define LS_RJT 0x01 2719 #define LS_ACC 0x02 2720 #define PLOGI 0x03 2721 #define LOGO 0x05 2722 #define SRR 0x14 2723 #define PRLI 0x20 2724 #define PRLO 0x21 2725 #define ADISC 0x52 2726 #define RSCN 0x61 2727 2728 static void 2729 mpt_fc_els_send_response(struct mpt_softc *mpt, request_t *req, 2730 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp, U8 length) 2731 { 2732 uint32_t fl; 2733 MSG_LINK_SERVICE_RSP_REQUEST tmp; 2734 PTR_MSG_LINK_SERVICE_RSP_REQUEST rsp; 2735 2736 /* 2737 * We are going to reuse the ELS request to send this response back. 2738 */ 2739 rsp = &tmp; 2740 memset(rsp, 0, sizeof(*rsp)); 2741 2742 #ifdef USE_IMMEDIATE_LINK_DATA 2743 /* 2744 * Apparently the IMMEDIATE stuff doesn't seem to work. 2745 */ 2746 rsp->RspFlags = LINK_SERVICE_RSP_FLAGS_IMMEDIATE; 2747 #endif 2748 rsp->RspLength = length; 2749 rsp->Function = MPI_FUNCTION_FC_LINK_SRVC_RSP; 2750 rsp->MsgContext = htole32(req->index | fc_els_handler_id); 2751 2752 /* 2753 * Copy over information from the original reply frame to 2754 * it's correct place in the response. 2755 */ 2756 memcpy((U8 *)rsp + 0x0c, (U8 *)rp + 0x1c, 24); 2757 2758 /* 2759 * And now copy back the temporary area to the original frame. 2760 */ 2761 memcpy(req->req_vbuf, rsp, sizeof (MSG_LINK_SERVICE_RSP_REQUEST)); 2762 rsp = req->req_vbuf; 2763 2764 #ifdef USE_IMMEDIATE_LINK_DATA 2765 memcpy((U8 *)&rsp->SGL, &((U8 *)req->req_vbuf)[MPT_RQSL(mpt)], length); 2766 #else 2767 { 2768 PTR_SGE_SIMPLE32 se = (PTR_SGE_SIMPLE32) &rsp->SGL; 2769 bus_addr_t paddr = req->req_pbuf; 2770 paddr += MPT_RQSL(mpt); 2771 2772 fl = 2773 MPI_SGE_FLAGS_HOST_TO_IOC | 2774 MPI_SGE_FLAGS_SIMPLE_ELEMENT | 2775 MPI_SGE_FLAGS_LAST_ELEMENT | 2776 MPI_SGE_FLAGS_END_OF_LIST | 2777 MPI_SGE_FLAGS_END_OF_BUFFER; 2778 fl <<= MPI_SGE_FLAGS_SHIFT; 2779 fl |= (length); 2780 se->FlagsLength = htole32(fl); 2781 se->Address = htole32((uint32_t) paddr); 2782 } 2783 #endif 2784 2785 /* 2786 * Send it on... 2787 */ 2788 mpt_send_cmd(mpt, req); 2789 } 2790 2791 static int 2792 mpt_fc_els_reply_handler(struct mpt_softc *mpt, request_t *req, 2793 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 2794 { 2795 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp = 2796 (PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY) reply_frame; 2797 U8 rctl; 2798 U8 type; 2799 U8 cmd; 2800 U16 status = le16toh(reply_frame->IOCStatus); 2801 U32 *elsbuf; 2802 int ioindex; 2803 int do_refresh = TRUE; 2804 2805 #ifdef INVARIANTS 2806 KASSERT(mpt_req_on_free_list(mpt, req) == 0, 2807 ("fc_els_reply_handler: req %p:%u for function %x on freelist!", 2808 req, req->serno, rp->Function)); 2809 if (rp->Function != MPI_FUNCTION_FC_PRIMITIVE_SEND) { 2810 mpt_req_spcl(mpt, req, "fc_els_reply_handler", __LINE__); 2811 } else { 2812 mpt_req_not_spcl(mpt, req, "fc_els_reply_handler", __LINE__); 2813 } 2814 #endif 2815 mpt_lprt(mpt, MPT_PRT_DEBUG, 2816 "FC_ELS Complete: req %p:%u, reply %p function %x\n", 2817 req, req->serno, reply_frame, reply_frame->Function); 2818 2819 if (status != MPI_IOCSTATUS_SUCCESS) { 2820 mpt_prt(mpt, "ELS REPLY STATUS 0x%x for Function %x\n", 2821 status, reply_frame->Function); 2822 if (status == MPI_IOCSTATUS_INVALID_STATE) { 2823 /* 2824 * XXX: to get around shutdown issue 2825 */ 2826 mpt->disabled = 1; 2827 return (TRUE); 2828 } 2829 return (TRUE); 2830 } 2831 2832 /* 2833 * If the function of a link service response, we recycle the 2834 * response to be a refresh for a new link service request. 2835 * 2836 * The request pointer is bogus in this case and we have to fetch 2837 * it based upon the TransactionContext. 2838 */ 2839 if (rp->Function == MPI_FUNCTION_FC_LINK_SRVC_RSP) { 2840 /* Freddie Uncle Charlie Katie */ 2841 /* We don't get the IOINDEX as part of the Link Svc Rsp */ 2842 for (ioindex = 0; ioindex < mpt->els_cmds_allocated; ioindex++) 2843 if (mpt->els_cmd_ptrs[ioindex] == req) { 2844 break; 2845 } 2846 2847 KASSERT(ioindex < mpt->els_cmds_allocated, 2848 ("can't find my mommie!")); 2849 2850 /* remove from active list as we're going to re-post it */ 2851 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2852 req->state &= ~REQ_STATE_QUEUED; 2853 req->state |= REQ_STATE_DONE; 2854 mpt_fc_post_els(mpt, req, ioindex); 2855 return (TRUE); 2856 } 2857 2858 if (rp->Function == MPI_FUNCTION_FC_PRIMITIVE_SEND) { 2859 /* remove from active list as we're done */ 2860 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2861 req->state &= ~REQ_STATE_QUEUED; 2862 req->state |= REQ_STATE_DONE; 2863 if (req->state & REQ_STATE_TIMEDOUT) { 2864 mpt_lprt(mpt, MPT_PRT_DEBUG, 2865 "Sync Primitive Send Completed After Timeout\n"); 2866 mpt_free_request(mpt, req); 2867 } else if ((req->state & REQ_STATE_NEED_WAKEUP) == 0) { 2868 mpt_lprt(mpt, MPT_PRT_DEBUG, 2869 "Async Primitive Send Complete\n"); 2870 mpt_free_request(mpt, req); 2871 } else { 2872 mpt_lprt(mpt, MPT_PRT_DEBUG, 2873 "Sync Primitive Send Complete- Waking Waiter\n"); 2874 wakeup(req); 2875 } 2876 return (TRUE); 2877 } 2878 2879 if (rp->Function != MPI_FUNCTION_FC_LINK_SRVC_BUF_POST) { 2880 mpt_prt(mpt, "unexpected ELS_REPLY: Function 0x%x Flags %x " 2881 "Length %d Message Flags %x\n", rp->Function, rp->Flags, 2882 rp->MsgLength, rp->MsgFlags); 2883 return (TRUE); 2884 } 2885 2886 if (rp->MsgLength <= 5) { 2887 /* 2888 * This is just a ack of an original ELS buffer post 2889 */ 2890 mpt_lprt(mpt, MPT_PRT_DEBUG, 2891 "RECV'd ACK of FC_ELS buf post %p:%u\n", req, req->serno); 2892 return (TRUE); 2893 } 2894 2895 2896 rctl = (le32toh(rp->Rctl_Did) & MPI_FC_RCTL_MASK) >> MPI_FC_RCTL_SHIFT; 2897 type = (le32toh(rp->Type_Fctl) & MPI_FC_TYPE_MASK) >> MPI_FC_TYPE_SHIFT; 2898 2899 elsbuf = &((U32 *)req->req_vbuf)[MPT_RQSL(mpt)/sizeof (U32)]; 2900 cmd = be32toh(elsbuf[0]) >> 24; 2901 2902 if (rp->Flags & MPI_LS_BUF_POST_REPLY_FLAG_NO_RSP_NEEDED) { 2903 mpt_lprt(mpt, MPT_PRT_ALWAYS, "ELS_REPLY: response unneeded\n"); 2904 return (TRUE); 2905 } 2906 2907 ioindex = le32toh(rp->TransactionContext); 2908 req = mpt->els_cmd_ptrs[ioindex]; 2909 2910 if (rctl == ELS && type == 1) { 2911 switch (cmd) { 2912 case PRLI: 2913 /* 2914 * Send back a PRLI ACC 2915 */ 2916 mpt_prt(mpt, "PRLI from 0x%08x%08x\n", 2917 le32toh(rp->Wwn.PortNameHigh), 2918 le32toh(rp->Wwn.PortNameLow)); 2919 elsbuf[0] = htobe32(0x02100014); 2920 elsbuf[1] |= htobe32(0x00000100); 2921 elsbuf[4] = htobe32(0x00000002); 2922 if (mpt->role & MPT_ROLE_TARGET) 2923 elsbuf[4] |= htobe32(0x00000010); 2924 if (mpt->role & MPT_ROLE_INITIATOR) 2925 elsbuf[4] |= htobe32(0x00000020); 2926 /* remove from active list as we're done */ 2927 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2928 req->state &= ~REQ_STATE_QUEUED; 2929 req->state |= REQ_STATE_DONE; 2930 mpt_fc_els_send_response(mpt, req, rp, 20); 2931 do_refresh = FALSE; 2932 break; 2933 case PRLO: 2934 memset(elsbuf, 0, 5 * (sizeof (U32))); 2935 elsbuf[0] = htobe32(0x02100014); 2936 elsbuf[1] = htobe32(0x08000100); 2937 mpt_prt(mpt, "PRLO from 0x%08x%08x\n", 2938 le32toh(rp->Wwn.PortNameHigh), 2939 le32toh(rp->Wwn.PortNameLow)); 2940 /* remove from active list as we're done */ 2941 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2942 req->state &= ~REQ_STATE_QUEUED; 2943 req->state |= REQ_STATE_DONE; 2944 mpt_fc_els_send_response(mpt, req, rp, 20); 2945 do_refresh = FALSE; 2946 break; 2947 default: 2948 mpt_prt(mpt, "ELS TYPE 1 COMMAND: %x\n", cmd); 2949 break; 2950 } 2951 } else if (rctl == ABTS && type == 0) { 2952 uint16_t rx_id = le16toh(rp->Rxid); 2953 uint16_t ox_id = le16toh(rp->Oxid); 2954 request_t *tgt_req = NULL; 2955 2956 mpt_prt(mpt, 2957 "ELS: ABTS OX_ID 0x%x RX_ID 0x%x from 0x%08x%08x\n", 2958 ox_id, rx_id, le32toh(rp->Wwn.PortNameHigh), 2959 le32toh(rp->Wwn.PortNameLow)); 2960 if (rx_id >= mpt->mpt_max_tgtcmds) { 2961 mpt_prt(mpt, "Bad RX_ID 0x%x\n", rx_id); 2962 } else if (mpt->tgt_cmd_ptrs == NULL) { 2963 mpt_prt(mpt, "No TGT CMD PTRS\n"); 2964 } else { 2965 tgt_req = mpt->tgt_cmd_ptrs[rx_id]; 2966 } 2967 if (tgt_req) { 2968 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, tgt_req); 2969 union ccb *ccb = tgt->ccb; 2970 uint32_t ct_id; 2971 2972 /* 2973 * Check to make sure we have the correct command 2974 * The reply descriptor in the target state should 2975 * should contain an IoIndex that should match the 2976 * RX_ID. 2977 * 2978 * It'd be nice to have OX_ID to crosscheck with 2979 * as well. 2980 */ 2981 ct_id = GET_IO_INDEX(tgt->reply_desc); 2982 2983 if (ct_id != rx_id) { 2984 mpt_lprt(mpt, MPT_PRT_ERROR, "ABORT Mismatch: " 2985 "RX_ID received=0x%x; RX_ID in cmd=0x%x\n", 2986 rx_id, ct_id); 2987 goto skip; 2988 } 2989 2990 ccb = tgt->ccb; 2991 if (ccb) { 2992 mpt_prt(mpt, 2993 "CCB (%p): lun %u flags %x status %x\n", 2994 ccb, ccb->ccb_h.target_lun, 2995 ccb->ccb_h.flags, ccb->ccb_h.status); 2996 } 2997 mpt_prt(mpt, "target state 0x%x resid %u xfrd %u rpwrd " 2998 "%x nxfers %x\n", tgt->state, 2999 tgt->resid, tgt->bytes_xfered, tgt->reply_desc, 3000 tgt->nxfers); 3001 skip: 3002 if (mpt_abort_target_cmd(mpt, tgt_req)) { 3003 mpt_prt(mpt, "unable to start TargetAbort\n"); 3004 } 3005 } else { 3006 mpt_prt(mpt, "no back pointer for RX_ID 0x%x\n", rx_id); 3007 } 3008 memset(elsbuf, 0, 5 * (sizeof (U32))); 3009 elsbuf[0] = htobe32(0); 3010 elsbuf[1] = htobe32((ox_id << 16) | rx_id); 3011 elsbuf[2] = htobe32(0x000ffff); 3012 /* 3013 * Dork with the reply frame so that the reponse to it 3014 * will be correct. 3015 */ 3016 rp->Rctl_Did += ((BA_ACC - ABTS) << MPI_FC_RCTL_SHIFT); 3017 /* remove from active list as we're done */ 3018 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 3019 req->state &= ~REQ_STATE_QUEUED; 3020 req->state |= REQ_STATE_DONE; 3021 mpt_fc_els_send_response(mpt, req, rp, 12); 3022 do_refresh = FALSE; 3023 } else { 3024 mpt_prt(mpt, "ELS: RCTL %x TYPE %x CMD %x\n", rctl, type, cmd); 3025 } 3026 if (do_refresh == TRUE) { 3027 /* remove from active list as we're done */ 3028 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 3029 req->state &= ~REQ_STATE_QUEUED; 3030 req->state |= REQ_STATE_DONE; 3031 mpt_fc_post_els(mpt, req, ioindex); 3032 } 3033 return (TRUE); 3034 } 3035 3036 /* 3037 * Clean up all SCSI Initiator personality state in response 3038 * to a controller reset. 3039 */ 3040 static void 3041 mpt_cam_ioc_reset(struct mpt_softc *mpt, int type) 3042 { 3043 /* 3044 * The pending list is already run down by 3045 * the generic handler. Perform the same 3046 * operation on the timed out request list. 3047 */ 3048 mpt_complete_request_chain(mpt, &mpt->request_timeout_list, 3049 MPI_IOCSTATUS_INVALID_STATE); 3050 3051 /* 3052 * XXX: We need to repost ELS and Target Command Buffers? 3053 */ 3054 3055 /* 3056 * Inform the XPT that a bus reset has occurred. 3057 */ 3058 xpt_async(AC_BUS_RESET, mpt->path, NULL); 3059 } 3060 3061 /* 3062 * Parse additional completion information in the reply 3063 * frame for SCSI I/O requests. 3064 */ 3065 static int 3066 mpt_scsi_reply_frame_handler(struct mpt_softc *mpt, request_t *req, 3067 MSG_DEFAULT_REPLY *reply_frame) 3068 { 3069 union ccb *ccb; 3070 MSG_SCSI_IO_REPLY *scsi_io_reply; 3071 u_int ioc_status; 3072 u_int sstate; 3073 3074 MPT_DUMP_REPLY_FRAME(mpt, reply_frame); 3075 KASSERT(reply_frame->Function == MPI_FUNCTION_SCSI_IO_REQUEST 3076 || reply_frame->Function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH, 3077 ("MPT SCSI I/O Handler called with incorrect reply type")); 3078 KASSERT((reply_frame->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) == 0, 3079 ("MPT SCSI I/O Handler called with continuation reply")); 3080 3081 scsi_io_reply = (MSG_SCSI_IO_REPLY *)reply_frame; 3082 ioc_status = le16toh(scsi_io_reply->IOCStatus); 3083 ioc_status &= MPI_IOCSTATUS_MASK; 3084 sstate = scsi_io_reply->SCSIState; 3085 3086 ccb = req->ccb; 3087 ccb->csio.resid = 3088 ccb->csio.dxfer_len - le32toh(scsi_io_reply->TransferCount); 3089 3090 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_VALID) != 0 3091 && (ccb->ccb_h.flags & (CAM_SENSE_PHYS | CAM_SENSE_PTR)) == 0) { 3092 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 3093 ccb->csio.sense_resid = 3094 ccb->csio.sense_len - le32toh(scsi_io_reply->SenseCount); 3095 bcopy(req->sense_vbuf, &ccb->csio.sense_data, 3096 min(ccb->csio.sense_len, 3097 le32toh(scsi_io_reply->SenseCount))); 3098 } 3099 3100 if ((sstate & MPI_SCSI_STATE_QUEUE_TAG_REJECTED) != 0) { 3101 /* 3102 * Tag messages rejected, but non-tagged retry 3103 * was successful. 3104 XXXX 3105 mpt_set_tags(mpt, devinfo, MPT_QUEUE_NONE); 3106 */ 3107 } 3108 3109 switch(ioc_status) { 3110 case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: 3111 /* 3112 * XXX 3113 * Linux driver indicates that a zero 3114 * transfer length with this error code 3115 * indicates a CRC error. 3116 * 3117 * No need to swap the bytes for checking 3118 * against zero. 3119 */ 3120 if (scsi_io_reply->TransferCount == 0) { 3121 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY); 3122 break; 3123 } 3124 /* FALLTHROUGH */ 3125 case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: 3126 case MPI_IOCSTATUS_SUCCESS: 3127 case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: 3128 if ((sstate & MPI_SCSI_STATE_NO_SCSI_STATUS) != 0) { 3129 /* 3130 * Status was never returned for this transaction. 3131 */ 3132 mpt_set_ccb_status(ccb, CAM_UNEXP_BUSFREE); 3133 } else if (scsi_io_reply->SCSIStatus != SCSI_STATUS_OK) { 3134 ccb->csio.scsi_status = scsi_io_reply->SCSIStatus; 3135 mpt_set_ccb_status(ccb, CAM_SCSI_STATUS_ERROR); 3136 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_FAILED) != 0) 3137 mpt_set_ccb_status(ccb, CAM_AUTOSENSE_FAIL); 3138 } else if ((sstate & MPI_SCSI_STATE_RESPONSE_INFO_VALID) != 0) { 3139 3140 /* XXX Handle SPI-Packet and FCP-2 reponse info. */ 3141 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3142 } else 3143 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3144 break; 3145 case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: 3146 mpt_set_ccb_status(ccb, CAM_DATA_RUN_ERR); 3147 break; 3148 case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: 3149 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY); 3150 break; 3151 case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: 3152 /* 3153 * Since selection timeouts and "device really not 3154 * there" are grouped into this error code, report 3155 * selection timeout. Selection timeouts are 3156 * typically retried before giving up on the device 3157 * whereas "device not there" errors are considered 3158 * unretryable. 3159 */ 3160 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT); 3161 break; 3162 case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: 3163 mpt_set_ccb_status(ccb, CAM_SEQUENCE_FAIL); 3164 break; 3165 case MPI_IOCSTATUS_SCSI_INVALID_BUS: 3166 mpt_set_ccb_status(ccb, CAM_PATH_INVALID); 3167 break; 3168 case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: 3169 mpt_set_ccb_status(ccb, CAM_TID_INVALID); 3170 break; 3171 case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: 3172 ccb->ccb_h.status = CAM_UA_TERMIO; 3173 break; 3174 case MPI_IOCSTATUS_INVALID_STATE: 3175 /* 3176 * The IOC has been reset. Emulate a bus reset. 3177 */ 3178 /* FALLTHROUGH */ 3179 case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: 3180 ccb->ccb_h.status = CAM_SCSI_BUS_RESET; 3181 break; 3182 case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: 3183 case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: 3184 /* 3185 * Don't clobber any timeout status that has 3186 * already been set for this transaction. We 3187 * want the SCSI layer to be able to differentiate 3188 * between the command we aborted due to timeout 3189 * and any innocent bystanders. 3190 */ 3191 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) 3192 break; 3193 mpt_set_ccb_status(ccb, CAM_REQ_TERMIO); 3194 break; 3195 3196 case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: 3197 mpt_set_ccb_status(ccb, CAM_RESRC_UNAVAIL); 3198 break; 3199 case MPI_IOCSTATUS_BUSY: 3200 mpt_set_ccb_status(ccb, CAM_BUSY); 3201 break; 3202 case MPI_IOCSTATUS_INVALID_FUNCTION: 3203 case MPI_IOCSTATUS_INVALID_SGL: 3204 case MPI_IOCSTATUS_INTERNAL_ERROR: 3205 case MPI_IOCSTATUS_INVALID_FIELD: 3206 default: 3207 /* XXX 3208 * Some of the above may need to kick 3209 * of a recovery action!!!! 3210 */ 3211 ccb->ccb_h.status = CAM_UNREC_HBA_ERROR; 3212 break; 3213 } 3214 3215 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3216 mpt_freeze_ccb(ccb); 3217 } 3218 3219 return (TRUE); 3220 } 3221 3222 static void 3223 mpt_action(struct cam_sim *sim, union ccb *ccb) 3224 { 3225 struct mpt_softc *mpt; 3226 struct ccb_trans_settings *cts; 3227 target_id_t tgt; 3228 lun_id_t lun; 3229 int raid_passthru; 3230 3231 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("mpt_action\n")); 3232 3233 mpt = (struct mpt_softc *)cam_sim_softc(sim); 3234 raid_passthru = (sim == mpt->phydisk_sim); 3235 MPT_LOCK_ASSERT(mpt); 3236 3237 tgt = ccb->ccb_h.target_id; 3238 lun = ccb->ccb_h.target_lun; 3239 if (raid_passthru && 3240 ccb->ccb_h.func_code != XPT_PATH_INQ && 3241 ccb->ccb_h.func_code != XPT_RESET_BUS && 3242 ccb->ccb_h.func_code != XPT_RESET_DEV) { 3243 CAMLOCK_2_MPTLOCK(mpt); 3244 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) { 3245 MPTLOCK_2_CAMLOCK(mpt); 3246 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3247 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE); 3248 xpt_done(ccb); 3249 return; 3250 } 3251 MPTLOCK_2_CAMLOCK(mpt); 3252 } 3253 ccb->ccb_h.ccb_mpt_ptr = mpt; 3254 3255 switch (ccb->ccb_h.func_code) { 3256 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3257 /* 3258 * Do a couple of preliminary checks... 3259 */ 3260 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3261 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3262 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3263 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3264 break; 3265 } 3266 } 3267 /* Max supported CDB length is 16 bytes */ 3268 /* XXX Unless we implement the new 32byte message type */ 3269 if (ccb->csio.cdb_len > 3270 sizeof (((PTR_MSG_SCSI_IO_REQUEST)0)->CDB)) { 3271 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3272 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3273 break; 3274 } 3275 #ifdef MPT_TEST_MULTIPATH 3276 if (mpt->failure_id == ccb->ccb_h.target_id) { 3277 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3278 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT); 3279 break; 3280 } 3281 #endif 3282 ccb->csio.scsi_status = SCSI_STATUS_OK; 3283 mpt_start(sim, ccb); 3284 return; 3285 3286 case XPT_RESET_BUS: 3287 if (raid_passthru) { 3288 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3289 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3290 break; 3291 } 3292 case XPT_RESET_DEV: 3293 if (ccb->ccb_h.func_code == XPT_RESET_BUS) { 3294 if (bootverbose) { 3295 xpt_print(ccb->ccb_h.path, "reset bus\n"); 3296 } 3297 } else { 3298 xpt_print(ccb->ccb_h.path, "reset device\n"); 3299 } 3300 CAMLOCK_2_MPTLOCK(mpt); 3301 (void) mpt_bus_reset(mpt, tgt, lun, FALSE); 3302 MPTLOCK_2_CAMLOCK(mpt); 3303 3304 /* 3305 * mpt_bus_reset is always successful in that it 3306 * will fall back to a hard reset should a bus 3307 * reset attempt fail. 3308 */ 3309 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3310 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3311 break; 3312 3313 case XPT_ABORT: 3314 { 3315 union ccb *accb = ccb->cab.abort_ccb; 3316 CAMLOCK_2_MPTLOCK(mpt); 3317 switch (accb->ccb_h.func_code) { 3318 case XPT_ACCEPT_TARGET_IO: 3319 case XPT_IMMED_NOTIFY: 3320 ccb->ccb_h.status = mpt_abort_target_ccb(mpt, ccb); 3321 break; 3322 case XPT_CONT_TARGET_IO: 3323 mpt_prt(mpt, "cannot abort active CTIOs yet\n"); 3324 ccb->ccb_h.status = CAM_UA_ABORT; 3325 break; 3326 case XPT_SCSI_IO: 3327 ccb->ccb_h.status = CAM_UA_ABORT; 3328 break; 3329 default: 3330 ccb->ccb_h.status = CAM_REQ_INVALID; 3331 break; 3332 } 3333 MPTLOCK_2_CAMLOCK(mpt); 3334 break; 3335 } 3336 3337 #ifdef CAM_NEW_TRAN_CODE 3338 #define IS_CURRENT_SETTINGS(c) ((c)->type == CTS_TYPE_CURRENT_SETTINGS) 3339 #else 3340 #define IS_CURRENT_SETTINGS(c) ((c)->flags & CCB_TRANS_CURRENT_SETTINGS) 3341 #endif 3342 #define DP_DISC_ENABLE 0x1 3343 #define DP_DISC_DISABL 0x2 3344 #define DP_DISC (DP_DISC_ENABLE|DP_DISC_DISABL) 3345 3346 #define DP_TQING_ENABLE 0x4 3347 #define DP_TQING_DISABL 0x8 3348 #define DP_TQING (DP_TQING_ENABLE|DP_TQING_DISABL) 3349 3350 #define DP_WIDE 0x10 3351 #define DP_NARROW 0x20 3352 #define DP_WIDTH (DP_WIDE|DP_NARROW) 3353 3354 #define DP_SYNC 0x40 3355 3356 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3357 { 3358 #ifdef CAM_NEW_TRAN_CODE 3359 struct ccb_trans_settings_scsi *scsi; 3360 struct ccb_trans_settings_spi *spi; 3361 #endif 3362 uint8_t dval; 3363 u_int period; 3364 u_int offset; 3365 int i, j; 3366 3367 cts = &ccb->cts; 3368 3369 if (mpt->is_fc || mpt->is_sas) { 3370 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3371 break; 3372 } 3373 3374 #ifdef CAM_NEW_TRAN_CODE 3375 scsi = &cts->proto_specific.scsi; 3376 spi = &cts->xport_specific.spi; 3377 3378 /* 3379 * We can be called just to valid transport and proto versions 3380 */ 3381 if (scsi->valid == 0 && spi->valid == 0) { 3382 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3383 break; 3384 } 3385 #endif 3386 3387 /* 3388 * Skip attempting settings on RAID volume disks. 3389 * Other devices on the bus get the normal treatment. 3390 */ 3391 if (mpt->phydisk_sim && raid_passthru == 0 && 3392 mpt_is_raid_volume(mpt, tgt) != 0) { 3393 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3394 "no transfer settings for RAID vols\n"); 3395 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3396 break; 3397 } 3398 3399 i = mpt->mpt_port_page2.PortSettings & 3400 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS; 3401 j = mpt->mpt_port_page2.PortFlags & 3402 MPI_SCSIPORTPAGE2_PORT_FLAGS_DV_MASK; 3403 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS && 3404 j == MPI_SCSIPORTPAGE2_PORT_FLAGS_OFF_DV) { 3405 mpt_lprt(mpt, MPT_PRT_ALWAYS, 3406 "honoring BIOS transfer negotiations\n"); 3407 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3408 break; 3409 } 3410 3411 dval = 0; 3412 period = 0; 3413 offset = 0; 3414 3415 #ifndef CAM_NEW_TRAN_CODE 3416 if ((cts->valid & CCB_TRANS_DISC_VALID) != 0) { 3417 dval |= (cts->flags & CCB_TRANS_DISC_ENB) ? 3418 DP_DISC_ENABLE : DP_DISC_DISABL; 3419 } 3420 3421 if ((cts->valid & CCB_TRANS_TQ_VALID) != 0) { 3422 dval |= (cts->flags & CCB_TRANS_TAG_ENB) ? 3423 DP_TQING_ENABLE : DP_TQING_DISABL; 3424 } 3425 3426 if ((cts->valid & CCB_TRANS_BUS_WIDTH_VALID) != 0) { 3427 dval |= cts->bus_width ? DP_WIDE : DP_NARROW; 3428 } 3429 3430 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && 3431 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID)) { 3432 dval |= DP_SYNC; 3433 period = cts->sync_period; 3434 offset = cts->sync_offset; 3435 } 3436 #else 3437 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3438 dval |= ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) ? 3439 DP_DISC_ENABLE : DP_DISC_DISABL; 3440 } 3441 3442 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3443 dval |= ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) ? 3444 DP_TQING_ENABLE : DP_TQING_DISABL; 3445 } 3446 3447 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3448 dval |= (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) ? 3449 DP_WIDE : DP_NARROW; 3450 } 3451 3452 if (spi->valid & CTS_SPI_VALID_SYNC_OFFSET) { 3453 dval |= DP_SYNC; 3454 offset = spi->sync_offset; 3455 } else { 3456 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr = 3457 &mpt->mpt_dev_page1[tgt]; 3458 offset = ptr->RequestedParameters; 3459 offset &= MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK; 3460 offset >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET; 3461 } 3462 if (spi->valid & CTS_SPI_VALID_SYNC_RATE) { 3463 dval |= DP_SYNC; 3464 period = spi->sync_period; 3465 } else { 3466 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr = 3467 &mpt->mpt_dev_page1[tgt]; 3468 period = ptr->RequestedParameters; 3469 period &= MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK; 3470 period >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD; 3471 } 3472 #endif 3473 CAMLOCK_2_MPTLOCK(mpt); 3474 if (dval & DP_DISC_ENABLE) { 3475 mpt->mpt_disc_enable |= (1 << tgt); 3476 } else if (dval & DP_DISC_DISABL) { 3477 mpt->mpt_disc_enable &= ~(1 << tgt); 3478 } 3479 if (dval & DP_TQING_ENABLE) { 3480 mpt->mpt_tag_enable |= (1 << tgt); 3481 } else if (dval & DP_TQING_DISABL) { 3482 mpt->mpt_tag_enable &= ~(1 << tgt); 3483 } 3484 if (dval & DP_WIDTH) { 3485 mpt_setwidth(mpt, tgt, 1); 3486 } 3487 if (dval & DP_SYNC) { 3488 mpt_setsync(mpt, tgt, period, offset); 3489 } 3490 if (dval == 0) { 3491 MPTLOCK_2_CAMLOCK(mpt); 3492 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3493 break; 3494 } 3495 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3496 "set [%d]: 0x%x period 0x%x offset %d\n", 3497 tgt, dval, period, offset); 3498 if (mpt_update_spi_config(mpt, tgt)) { 3499 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3500 } else { 3501 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3502 } 3503 MPTLOCK_2_CAMLOCK(mpt); 3504 break; 3505 } 3506 case XPT_GET_TRAN_SETTINGS: 3507 { 3508 #ifdef CAM_NEW_TRAN_CODE 3509 struct ccb_trans_settings_scsi *scsi; 3510 cts = &ccb->cts; 3511 cts->protocol = PROTO_SCSI; 3512 if (mpt->is_fc) { 3513 struct ccb_trans_settings_fc *fc = 3514 &cts->xport_specific.fc; 3515 cts->protocol_version = SCSI_REV_SPC; 3516 cts->transport = XPORT_FC; 3517 cts->transport_version = 0; 3518 fc->valid = CTS_FC_VALID_SPEED; 3519 fc->bitrate = 100000; 3520 } else if (mpt->is_sas) { 3521 struct ccb_trans_settings_sas *sas = 3522 &cts->xport_specific.sas; 3523 cts->protocol_version = SCSI_REV_SPC2; 3524 cts->transport = XPORT_SAS; 3525 cts->transport_version = 0; 3526 sas->valid = CTS_SAS_VALID_SPEED; 3527 sas->bitrate = 300000; 3528 } else { 3529 cts->protocol_version = SCSI_REV_2; 3530 cts->transport = XPORT_SPI; 3531 cts->transport_version = 2; 3532 if (mpt_get_spi_settings(mpt, cts) != 0) { 3533 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3534 break; 3535 } 3536 } 3537 scsi = &cts->proto_specific.scsi; 3538 scsi->valid = CTS_SCSI_VALID_TQ; 3539 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3540 #else 3541 cts = &ccb->cts; 3542 if (mpt->is_fc) { 3543 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 3544 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 3545 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3546 } else if (mpt->is_sas) { 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_get_spi_settings(mpt, cts) != 0) { 3551 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3552 break; 3553 } 3554 #endif 3555 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3556 break; 3557 } 3558 case XPT_CALC_GEOMETRY: 3559 { 3560 struct ccb_calc_geometry *ccg; 3561 3562 ccg = &ccb->ccg; 3563 if (ccg->block_size == 0) { 3564 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3565 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3566 break; 3567 } 3568 mpt_calc_geometry(ccg, /*extended*/1); 3569 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 3570 break; 3571 } 3572 case XPT_PATH_INQ: /* Path routing inquiry */ 3573 { 3574 struct ccb_pathinq *cpi = &ccb->cpi; 3575 3576 cpi->version_num = 1; 3577 cpi->target_sprt = 0; 3578 cpi->hba_eng_cnt = 0; 3579 cpi->max_target = mpt->port_facts[0].MaxDevices - 1; 3580 /* 3581 * FC cards report MAX_DEVICES of 512, but 3582 * the MSG_SCSI_IO_REQUEST target id field 3583 * is only 8 bits. Until we fix the driver 3584 * to support 'channels' for bus overflow, 3585 * just limit it. 3586 */ 3587 if (cpi->max_target > 255) { 3588 cpi->max_target = 255; 3589 } 3590 3591 /* 3592 * VMware ESX reports > 16 devices and then dies when we probe. 3593 */ 3594 if (mpt->is_spi && cpi->max_target > 15) { 3595 cpi->max_target = 15; 3596 } 3597 if (mpt->is_spi) 3598 cpi->max_lun = 7; 3599 else 3600 cpi->max_lun = MPT_MAX_LUNS; 3601 cpi->initiator_id = mpt->mpt_ini_id; 3602 cpi->bus_id = cam_sim_bus(sim); 3603 3604 /* 3605 * The base speed is the speed of the underlying connection. 3606 */ 3607 #ifdef CAM_NEW_TRAN_CODE 3608 cpi->protocol = PROTO_SCSI; 3609 if (mpt->is_fc) { 3610 cpi->hba_misc = PIM_NOBUSRESET; 3611 cpi->base_transfer_speed = 100000; 3612 cpi->hba_inquiry = PI_TAG_ABLE; 3613 cpi->transport = XPORT_FC; 3614 cpi->transport_version = 0; 3615 cpi->protocol_version = SCSI_REV_SPC; 3616 } else if (mpt->is_sas) { 3617 cpi->hba_misc = PIM_NOBUSRESET; 3618 cpi->base_transfer_speed = 300000; 3619 cpi->hba_inquiry = PI_TAG_ABLE; 3620 cpi->transport = XPORT_SAS; 3621 cpi->transport_version = 0; 3622 cpi->protocol_version = SCSI_REV_SPC2; 3623 } else { 3624 cpi->hba_misc = PIM_SEQSCAN; 3625 cpi->base_transfer_speed = 3300; 3626 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 3627 cpi->transport = XPORT_SPI; 3628 cpi->transport_version = 2; 3629 cpi->protocol_version = SCSI_REV_2; 3630 } 3631 #else 3632 if (mpt->is_fc) { 3633 cpi->hba_misc = PIM_NOBUSRESET; 3634 cpi->base_transfer_speed = 100000; 3635 cpi->hba_inquiry = PI_TAG_ABLE; 3636 } else if (mpt->is_sas) { 3637 cpi->hba_misc = PIM_NOBUSRESET; 3638 cpi->base_transfer_speed = 300000; 3639 cpi->hba_inquiry = PI_TAG_ABLE; 3640 } else { 3641 cpi->hba_misc = PIM_SEQSCAN; 3642 cpi->base_transfer_speed = 3300; 3643 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 3644 } 3645 #endif 3646 3647 /* 3648 * We give our fake RAID passhtru bus a width that is MaxVolumes 3649 * wide and restrict it to one lun. 3650 */ 3651 if (raid_passthru) { 3652 cpi->max_target = mpt->ioc_page2->MaxPhysDisks - 1; 3653 cpi->initiator_id = cpi->max_target + 1; 3654 cpi->max_lun = 0; 3655 } 3656 3657 if ((mpt->role & MPT_ROLE_INITIATOR) == 0) { 3658 cpi->hba_misc |= PIM_NOINITIATOR; 3659 } 3660 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) { 3661 cpi->target_sprt = 3662 PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 3663 } else { 3664 cpi->target_sprt = 0; 3665 } 3666 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 3667 strncpy(cpi->hba_vid, "LSI", HBA_IDLEN); 3668 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 3669 cpi->unit_number = cam_sim_unit(sim); 3670 cpi->ccb_h.status = CAM_REQ_CMP; 3671 break; 3672 } 3673 case XPT_EN_LUN: /* Enable LUN as a target */ 3674 { 3675 int result; 3676 3677 CAMLOCK_2_MPTLOCK(mpt); 3678 if (ccb->cel.enable) 3679 result = mpt_enable_lun(mpt, 3680 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 3681 else 3682 result = mpt_disable_lun(mpt, 3683 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 3684 MPTLOCK_2_CAMLOCK(mpt); 3685 if (result == 0) { 3686 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3687 } else { 3688 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3689 } 3690 break; 3691 } 3692 case XPT_NOTIFY_ACK: /* recycle notify ack */ 3693 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 3694 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3695 { 3696 tgt_resource_t *trtp; 3697 lun_id_t lun = ccb->ccb_h.target_lun; 3698 ccb->ccb_h.sim_priv.entries[0].field = 0; 3699 ccb->ccb_h.sim_priv.entries[1].ptr = mpt; 3700 ccb->ccb_h.flags = 0; 3701 3702 if (lun == CAM_LUN_WILDCARD) { 3703 if (ccb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 3704 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3705 break; 3706 } 3707 trtp = &mpt->trt_wildcard; 3708 } else if (lun >= MPT_MAX_LUNS) { 3709 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3710 break; 3711 } else { 3712 trtp = &mpt->trt[lun]; 3713 } 3714 CAMLOCK_2_MPTLOCK(mpt); 3715 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3716 mpt_lprt(mpt, MPT_PRT_DEBUG1, 3717 "Put FREE ATIO %p lun %d\n", ccb, lun); 3718 STAILQ_INSERT_TAIL(&trtp->atios, &ccb->ccb_h, 3719 sim_links.stqe); 3720 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 3721 mpt_lprt(mpt, MPT_PRT_DEBUG1, 3722 "Put FREE INOT lun %d\n", lun); 3723 STAILQ_INSERT_TAIL(&trtp->inots, &ccb->ccb_h, 3724 sim_links.stqe); 3725 } else { 3726 mpt_lprt(mpt, MPT_PRT_ALWAYS, "Got Notify ACK\n"); 3727 } 3728 mpt_set_ccb_status(ccb, CAM_REQ_INPROG); 3729 MPTLOCK_2_CAMLOCK(mpt); 3730 return; 3731 } 3732 case XPT_CONT_TARGET_IO: 3733 CAMLOCK_2_MPTLOCK(mpt); 3734 mpt_target_start_io(mpt, ccb); 3735 MPTLOCK_2_CAMLOCK(mpt); 3736 return; 3737 3738 default: 3739 ccb->ccb_h.status = CAM_REQ_INVALID; 3740 break; 3741 } 3742 xpt_done(ccb); 3743 } 3744 3745 static int 3746 mpt_get_spi_settings(struct mpt_softc *mpt, struct ccb_trans_settings *cts) 3747 { 3748 #ifdef CAM_NEW_TRAN_CODE 3749 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3750 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3751 #endif 3752 target_id_t tgt; 3753 uint32_t dval, pval, oval; 3754 int rv; 3755 3756 if (IS_CURRENT_SETTINGS(cts) == 0) { 3757 tgt = cts->ccb_h.target_id; 3758 } else if (xpt_path_sim(cts->ccb_h.path) == mpt->phydisk_sim) { 3759 if (mpt_map_physdisk(mpt, (union ccb *)cts, &tgt)) { 3760 return (-1); 3761 } 3762 } else { 3763 tgt = cts->ccb_h.target_id; 3764 } 3765 3766 /* 3767 * We aren't looking at Port Page 2 BIOS settings here- 3768 * sometimes these have been known to be bogus XXX. 3769 * 3770 * For user settings, we pick the max from port page 0 3771 * 3772 * For current settings we read the current settings out from 3773 * device page 0 for that target. 3774 */ 3775 if (IS_CURRENT_SETTINGS(cts)) { 3776 CONFIG_PAGE_SCSI_DEVICE_0 tmp; 3777 dval = 0; 3778 3779 CAMLOCK_2_MPTLOCK(mpt); 3780 tmp = mpt->mpt_dev_page0[tgt]; 3781 rv = mpt_read_cur_cfg_page(mpt, tgt, &tmp.Header, 3782 sizeof(tmp), FALSE, 5000); 3783 if (rv) { 3784 MPTLOCK_2_CAMLOCK(mpt); 3785 mpt_prt(mpt, "can't get tgt %d config page 0\n", tgt); 3786 return (rv); 3787 } 3788 mpt2host_config_page_scsi_device_0(&tmp); 3789 3790 MPTLOCK_2_CAMLOCK(mpt); 3791 mpt_lprt(mpt, MPT_PRT_DEBUG, 3792 "mpt_get_spi_settings[%d]: current NP %x Info %x\n", tgt, 3793 tmp.NegotiatedParameters, tmp.Information); 3794 dval |= (tmp.NegotiatedParameters & MPI_SCSIDEVPAGE0_NP_WIDE) ? 3795 DP_WIDE : DP_NARROW; 3796 dval |= (mpt->mpt_disc_enable & (1 << tgt)) ? 3797 DP_DISC_ENABLE : DP_DISC_DISABL; 3798 dval |= (mpt->mpt_tag_enable & (1 << tgt)) ? 3799 DP_TQING_ENABLE : DP_TQING_DISABL; 3800 oval = tmp.NegotiatedParameters; 3801 oval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK; 3802 oval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_OFFSET; 3803 pval = tmp.NegotiatedParameters; 3804 pval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK; 3805 pval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_PERIOD; 3806 mpt->mpt_dev_page0[tgt] = tmp; 3807 } else { 3808 dval = DP_WIDE|DP_DISC_ENABLE|DP_TQING_ENABLE|DP_SYNC; 3809 oval = mpt->mpt_port_page0.Capabilities; 3810 oval = MPI_SCSIPORTPAGE0_CAP_GET_MAX_SYNC_OFFSET(oval); 3811 pval = mpt->mpt_port_page0.Capabilities; 3812 pval = MPI_SCSIPORTPAGE0_CAP_GET_MIN_SYNC_PERIOD(pval); 3813 } 3814 3815 #ifndef CAM_NEW_TRAN_CODE 3816 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); 3817 cts->valid = 0; 3818 cts->sync_period = pval; 3819 cts->sync_offset = oval; 3820 cts->valid |= CCB_TRANS_SYNC_RATE_VALID; 3821 cts->valid |= CCB_TRANS_SYNC_OFFSET_VALID; 3822 cts->valid |= CCB_TRANS_BUS_WIDTH_VALID; 3823 if (dval & DP_WIDE) { 3824 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3825 } else { 3826 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3827 } 3828 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3829 cts->valid |= CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 3830 if (dval & DP_DISC_ENABLE) { 3831 cts->flags |= CCB_TRANS_DISC_ENB; 3832 } 3833 if (dval & DP_TQING_ENABLE) { 3834 cts->flags |= CCB_TRANS_TAG_ENB; 3835 } 3836 } 3837 #else 3838 spi->valid = 0; 3839 scsi->valid = 0; 3840 spi->flags = 0; 3841 scsi->flags = 0; 3842 spi->sync_offset = oval; 3843 spi->sync_period = pval; 3844 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3845 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3846 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3847 if (dval & DP_WIDE) { 3848 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3849 } else { 3850 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3851 } 3852 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3853 scsi->valid = CTS_SCSI_VALID_TQ; 3854 if (dval & DP_TQING_ENABLE) { 3855 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3856 } 3857 spi->valid |= CTS_SPI_VALID_DISC; 3858 if (dval & DP_DISC_ENABLE) { 3859 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3860 } 3861 } 3862 #endif 3863 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3864 "mpt_get_spi_settings[%d]: %s flags 0x%x per 0x%x off=%d\n", tgt, 3865 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM ", dval, pval, oval); 3866 return (0); 3867 } 3868 3869 static void 3870 mpt_setwidth(struct mpt_softc *mpt, int tgt, int onoff) 3871 { 3872 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr; 3873 3874 ptr = &mpt->mpt_dev_page1[tgt]; 3875 if (onoff) { 3876 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_WIDE; 3877 } else { 3878 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_WIDE; 3879 } 3880 } 3881 3882 static void 3883 mpt_setsync(struct mpt_softc *mpt, int tgt, int period, int offset) 3884 { 3885 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr; 3886 3887 ptr = &mpt->mpt_dev_page1[tgt]; 3888 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK; 3889 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK; 3890 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_DT; 3891 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_QAS; 3892 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_IU; 3893 if (period == 0) { 3894 return; 3895 } 3896 ptr->RequestedParameters |= 3897 period << MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD; 3898 ptr->RequestedParameters |= 3899 offset << MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET; 3900 if (period < 0xa) { 3901 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_DT; 3902 } 3903 if (period < 0x9) { 3904 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_QAS; 3905 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_IU; 3906 } 3907 } 3908 3909 static int 3910 mpt_update_spi_config(struct mpt_softc *mpt, int tgt) 3911 { 3912 CONFIG_PAGE_SCSI_DEVICE_1 tmp; 3913 int rv; 3914 3915 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3916 "mpt_update_spi_config[%d].page1: Requested Params 0x%08x\n", 3917 tgt, mpt->mpt_dev_page1[tgt].RequestedParameters); 3918 tmp = mpt->mpt_dev_page1[tgt]; 3919 host2mpt_config_page_scsi_device_1(&tmp); 3920 rv = mpt_write_cur_cfg_page(mpt, tgt, 3921 &tmp.Header, sizeof(tmp), FALSE, 5000); 3922 if (rv) { 3923 mpt_prt(mpt, "mpt_update_spi_config: write cur page failed\n"); 3924 return (-1); 3925 } 3926 return (0); 3927 } 3928 3929 static void 3930 mpt_calc_geometry(struct ccb_calc_geometry *ccg, int extended) 3931 { 3932 #if __FreeBSD_version >= 500000 3933 cam_calc_geometry(ccg, extended); 3934 #else 3935 uint32_t size_mb; 3936 uint32_t secs_per_cylinder; 3937 3938 if (ccg->block_size == 0) { 3939 ccg->ccb_h.status = CAM_REQ_INVALID; 3940 return; 3941 } 3942 size_mb = ccg->volume_size / ((1024L * 1024L) / ccg->block_size); 3943 if (size_mb > 1024 && extended) { 3944 ccg->heads = 255; 3945 ccg->secs_per_track = 63; 3946 } else { 3947 ccg->heads = 64; 3948 ccg->secs_per_track = 32; 3949 } 3950 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 3951 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 3952 ccg->ccb_h.status = CAM_REQ_CMP; 3953 #endif 3954 } 3955 3956 /****************************** Timeout Recovery ******************************/ 3957 static int 3958 mpt_spawn_recovery_thread(struct mpt_softc *mpt) 3959 { 3960 int error; 3961 3962 error = mpt_kthread_create(mpt_recovery_thread, mpt, 3963 &mpt->recovery_thread, /*flags*/0, 3964 /*altstack*/0, "mpt_recovery%d", mpt->unit); 3965 return (error); 3966 } 3967 3968 static void 3969 mpt_terminate_recovery_thread(struct mpt_softc *mpt) 3970 { 3971 if (mpt->recovery_thread == NULL) { 3972 return; 3973 } 3974 mpt->shutdwn_recovery = 1; 3975 wakeup(mpt); 3976 /* 3977 * Sleep on a slightly different location 3978 * for this interlock just for added safety. 3979 */ 3980 mpt_sleep(mpt, &mpt->recovery_thread, PUSER, "thtrm", 0); 3981 } 3982 3983 static void 3984 mpt_recovery_thread(void *arg) 3985 { 3986 struct mpt_softc *mpt; 3987 3988 mpt = (struct mpt_softc *)arg; 3989 MPT_LOCK(mpt); 3990 for (;;) { 3991 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { 3992 if (mpt->shutdwn_recovery == 0) { 3993 mpt_sleep(mpt, mpt, PUSER, "idle", 0); 3994 } 3995 } 3996 if (mpt->shutdwn_recovery != 0) { 3997 break; 3998 } 3999 mpt_recover_commands(mpt); 4000 } 4001 mpt->recovery_thread = NULL; 4002 wakeup(&mpt->recovery_thread); 4003 MPT_UNLOCK(mpt); 4004 mpt_kthread_exit(0); 4005 } 4006 4007 static int 4008 mpt_scsi_send_tmf(struct mpt_softc *mpt, u_int type, u_int flags, 4009 u_int channel, u_int target, u_int lun, u_int abort_ctx, int sleep_ok) 4010 { 4011 MSG_SCSI_TASK_MGMT *tmf_req; 4012 int error; 4013 4014 /* 4015 * Wait for any current TMF request to complete. 4016 * We're only allowed to issue one TMF at a time. 4017 */ 4018 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_FREE, REQ_STATE_FREE, 4019 sleep_ok, MPT_TMF_MAX_TIMEOUT); 4020 if (error != 0) { 4021 mpt_reset(mpt, TRUE); 4022 return (ETIMEDOUT); 4023 } 4024 4025 mpt_assign_serno(mpt, mpt->tmf_req); 4026 mpt->tmf_req->state = REQ_STATE_ALLOCATED|REQ_STATE_QUEUED; 4027 4028 tmf_req = (MSG_SCSI_TASK_MGMT *)mpt->tmf_req->req_vbuf; 4029 memset(tmf_req, 0, sizeof(*tmf_req)); 4030 tmf_req->TargetID = target; 4031 tmf_req->Bus = channel; 4032 tmf_req->Function = MPI_FUNCTION_SCSI_TASK_MGMT; 4033 tmf_req->TaskType = type; 4034 tmf_req->MsgFlags = flags; 4035 tmf_req->MsgContext = 4036 htole32(mpt->tmf_req->index | scsi_tmf_handler_id); 4037 if (lun > MPT_MAX_LUNS) { 4038 tmf_req->LUN[0] = 0x40 | ((lun >> 8) & 0x3f); 4039 tmf_req->LUN[1] = lun & 0xff; 4040 } else { 4041 tmf_req->LUN[1] = lun; 4042 } 4043 tmf_req->TaskMsgContext = abort_ctx; 4044 4045 mpt_lprt(mpt, MPT_PRT_DEBUG, 4046 "Issuing TMF %p:%u with MsgContext of 0x%x\n", mpt->tmf_req, 4047 mpt->tmf_req->serno, tmf_req->MsgContext); 4048 if (mpt->verbose > MPT_PRT_DEBUG) { 4049 mpt_print_request(tmf_req); 4050 } 4051 4052 KASSERT(mpt_req_on_pending_list(mpt, mpt->tmf_req) == 0, 4053 ("mpt_scsi_send_tmf: tmf_req already on pending list")); 4054 TAILQ_INSERT_HEAD(&mpt->request_pending_list, mpt->tmf_req, links); 4055 error = mpt_send_handshake_cmd(mpt, sizeof(*tmf_req), tmf_req); 4056 if (error != MPT_OK) { 4057 TAILQ_REMOVE(&mpt->request_pending_list, mpt->tmf_req, links); 4058 mpt->tmf_req->state = REQ_STATE_FREE; 4059 mpt_reset(mpt, TRUE); 4060 } 4061 return (error); 4062 } 4063 4064 /* 4065 * When a command times out, it is placed on the requeust_timeout_list 4066 * and we wake our recovery thread. The MPT-Fusion architecture supports 4067 * only a single TMF operation at a time, so we serially abort/bdr, etc, 4068 * the timedout transactions. The next TMF is issued either by the 4069 * completion handler of the current TMF waking our recovery thread, 4070 * or the TMF timeout handler causing a hard reset sequence. 4071 */ 4072 static void 4073 mpt_recover_commands(struct mpt_softc *mpt) 4074 { 4075 request_t *req; 4076 union ccb *ccb; 4077 int error; 4078 4079 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { 4080 /* 4081 * No work to do- leave. 4082 */ 4083 mpt_prt(mpt, "mpt_recover_commands: no requests.\n"); 4084 return; 4085 } 4086 4087 /* 4088 * Flush any commands whose completion coincides with their timeout. 4089 */ 4090 mpt_intr(mpt); 4091 4092 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { 4093 /* 4094 * The timedout commands have already 4095 * completed. This typically means 4096 * that either the timeout value was on 4097 * the hairy edge of what the device 4098 * requires or - more likely - interrupts 4099 * are not happening. 4100 */ 4101 mpt_prt(mpt, "Timedout requests already complete. " 4102 "Interrupts may not be functioning.\n"); 4103 mpt_enable_ints(mpt); 4104 return; 4105 } 4106 4107 /* 4108 * We have no visibility into the current state of the 4109 * controller, so attempt to abort the commands in the 4110 * order they timed-out. For initiator commands, we 4111 * depend on the reply handler pulling requests off 4112 * the timeout list. 4113 */ 4114 while ((req = TAILQ_FIRST(&mpt->request_timeout_list)) != NULL) { 4115 uint16_t status; 4116 uint8_t response; 4117 MSG_REQUEST_HEADER *hdrp = req->req_vbuf; 4118 4119 mpt_prt(mpt, "attempting to abort req %p:%u function %x\n", 4120 req, req->serno, hdrp->Function); 4121 ccb = req->ccb; 4122 if (ccb == NULL) { 4123 mpt_prt(mpt, "null ccb in timed out request. " 4124 "Resetting Controller.\n"); 4125 mpt_reset(mpt, TRUE); 4126 continue; 4127 } 4128 mpt_set_ccb_status(ccb, CAM_CMD_TIMEOUT); 4129 4130 /* 4131 * Check to see if this is not an initiator command and 4132 * deal with it differently if it is. 4133 */ 4134 switch (hdrp->Function) { 4135 case MPI_FUNCTION_SCSI_IO_REQUEST: 4136 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: 4137 break; 4138 default: 4139 /* 4140 * XXX: FIX ME: need to abort target assists... 4141 */ 4142 mpt_prt(mpt, "just putting it back on the pend q\n"); 4143 TAILQ_REMOVE(&mpt->request_timeout_list, req, links); 4144 TAILQ_INSERT_HEAD(&mpt->request_pending_list, req, 4145 links); 4146 continue; 4147 } 4148 4149 error = mpt_scsi_send_tmf(mpt, 4150 MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, 4151 0, 0, ccb->ccb_h.target_id, ccb->ccb_h.target_lun, 4152 htole32(req->index | scsi_io_handler_id), TRUE); 4153 4154 if (error != 0) { 4155 /* 4156 * mpt_scsi_send_tmf hard resets on failure, so no 4157 * need to do so here. Our queue should be emptied 4158 * by the hard reset. 4159 */ 4160 continue; 4161 } 4162 4163 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE, 4164 REQ_STATE_DONE, TRUE, 500); 4165 4166 status = le16toh(mpt->tmf_req->IOCStatus); 4167 response = mpt->tmf_req->ResponseCode; 4168 mpt->tmf_req->state = REQ_STATE_FREE; 4169 4170 if (error != 0) { 4171 /* 4172 * If we've errored out,, reset the controller. 4173 */ 4174 mpt_prt(mpt, "mpt_recover_commands: abort timed-out. " 4175 "Resetting controller\n"); 4176 mpt_reset(mpt, TRUE); 4177 continue; 4178 } 4179 4180 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { 4181 mpt_prt(mpt, "mpt_recover_commands: IOC Status 0x%x. " 4182 "Resetting controller.\n", status); 4183 mpt_reset(mpt, TRUE); 4184 continue; 4185 } 4186 4187 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED && 4188 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) { 4189 mpt_prt(mpt, "mpt_recover_commands: TMF Response 0x%x. " 4190 "Resetting controller.\n", response); 4191 mpt_reset(mpt, TRUE); 4192 continue; 4193 } 4194 mpt_prt(mpt, "abort of req %p:%u completed\n", req, req->serno); 4195 } 4196 } 4197 4198 /************************ Target Mode Support ****************************/ 4199 static void 4200 mpt_fc_post_els(struct mpt_softc *mpt, request_t *req, int ioindex) 4201 { 4202 MSG_LINK_SERVICE_BUFFER_POST_REQUEST *fc; 4203 PTR_SGE_TRANSACTION32 tep; 4204 PTR_SGE_SIMPLE32 se; 4205 bus_addr_t paddr; 4206 uint32_t fl; 4207 4208 paddr = req->req_pbuf; 4209 paddr += MPT_RQSL(mpt); 4210 4211 fc = req->req_vbuf; 4212 memset(fc, 0, MPT_REQUEST_AREA); 4213 fc->BufferCount = 1; 4214 fc->Function = MPI_FUNCTION_FC_LINK_SRVC_BUF_POST; 4215 fc->MsgContext = htole32(req->index | fc_els_handler_id); 4216 4217 /* 4218 * Okay, set up ELS buffer pointers. ELS buffer pointers 4219 * consist of a TE SGL element (with details length of zero) 4220 * followe by a SIMPLE SGL element which holds the address 4221 * of the buffer. 4222 */ 4223 4224 tep = (PTR_SGE_TRANSACTION32) &fc->SGL; 4225 4226 tep->ContextSize = 4; 4227 tep->Flags = 0; 4228 tep->TransactionContext[0] = htole32(ioindex); 4229 4230 se = (PTR_SGE_SIMPLE32) &tep->TransactionDetails[0]; 4231 fl = 4232 MPI_SGE_FLAGS_HOST_TO_IOC | 4233 MPI_SGE_FLAGS_SIMPLE_ELEMENT | 4234 MPI_SGE_FLAGS_LAST_ELEMENT | 4235 MPI_SGE_FLAGS_END_OF_LIST | 4236 MPI_SGE_FLAGS_END_OF_BUFFER; 4237 fl <<= MPI_SGE_FLAGS_SHIFT; 4238 fl |= (MPT_NRFM(mpt) - MPT_RQSL(mpt)); 4239 se->FlagsLength = htole32(fl); 4240 se->Address = htole32((uint32_t) paddr); 4241 mpt_lprt(mpt, MPT_PRT_DEBUG, 4242 "add ELS index %d ioindex %d for %p:%u\n", 4243 req->index, ioindex, req, req->serno); 4244 KASSERT(((req->state & REQ_STATE_LOCKED) != 0), 4245 ("mpt_fc_post_els: request not locked")); 4246 mpt_send_cmd(mpt, req); 4247 } 4248 4249 static void 4250 mpt_post_target_command(struct mpt_softc *mpt, request_t *req, int ioindex) 4251 { 4252 PTR_MSG_TARGET_CMD_BUFFER_POST_REQUEST fc; 4253 PTR_CMD_BUFFER_DESCRIPTOR cb; 4254 bus_addr_t paddr; 4255 4256 paddr = req->req_pbuf; 4257 paddr += MPT_RQSL(mpt); 4258 memset(req->req_vbuf, 0, MPT_REQUEST_AREA); 4259 MPT_TGT_STATE(mpt, req)->state = TGT_STATE_LOADING; 4260 4261 fc = req->req_vbuf; 4262 fc->BufferCount = 1; 4263 fc->Function = MPI_FUNCTION_TARGET_CMD_BUFFER_POST; 4264 fc->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4265 4266 cb = &fc->Buffer[0]; 4267 cb->IoIndex = htole16(ioindex); 4268 cb->u.PhysicalAddress32 = htole32((U32) paddr); 4269 4270 mpt_check_doorbell(mpt); 4271 mpt_send_cmd(mpt, req); 4272 } 4273 4274 static int 4275 mpt_add_els_buffers(struct mpt_softc *mpt) 4276 { 4277 int i; 4278 4279 if (mpt->is_fc == 0) { 4280 return (TRUE); 4281 } 4282 4283 if (mpt->els_cmds_allocated) { 4284 return (TRUE); 4285 } 4286 4287 mpt->els_cmd_ptrs = malloc(MPT_MAX_ELS * sizeof (request_t *), 4288 M_DEVBUF, M_NOWAIT | M_ZERO); 4289 4290 if (mpt->els_cmd_ptrs == NULL) { 4291 return (FALSE); 4292 } 4293 4294 /* 4295 * Feed the chip some ELS buffer resources 4296 */ 4297 for (i = 0; i < MPT_MAX_ELS; i++) { 4298 request_t *req = mpt_get_request(mpt, FALSE); 4299 if (req == NULL) { 4300 break; 4301 } 4302 req->state |= REQ_STATE_LOCKED; 4303 mpt->els_cmd_ptrs[i] = req; 4304 mpt_fc_post_els(mpt, req, i); 4305 } 4306 4307 if (i == 0) { 4308 mpt_prt(mpt, "unable to add ELS buffer resources\n"); 4309 free(mpt->els_cmd_ptrs, M_DEVBUF); 4310 mpt->els_cmd_ptrs = NULL; 4311 return (FALSE); 4312 } 4313 if (i != MPT_MAX_ELS) { 4314 mpt_lprt(mpt, MPT_PRT_INFO, 4315 "only added %d of %d ELS buffers\n", i, MPT_MAX_ELS); 4316 } 4317 mpt->els_cmds_allocated = i; 4318 return(TRUE); 4319 } 4320 4321 static int 4322 mpt_add_target_commands(struct mpt_softc *mpt) 4323 { 4324 int i, max; 4325 4326 if (mpt->tgt_cmd_ptrs) { 4327 return (TRUE); 4328 } 4329 4330 max = MPT_MAX_REQUESTS(mpt) >> 1; 4331 if (max > mpt->mpt_max_tgtcmds) { 4332 max = mpt->mpt_max_tgtcmds; 4333 } 4334 mpt->tgt_cmd_ptrs = 4335 malloc(max * sizeof (request_t *), M_DEVBUF, M_NOWAIT | M_ZERO); 4336 if (mpt->tgt_cmd_ptrs == NULL) { 4337 mpt_prt(mpt, 4338 "mpt_add_target_commands: could not allocate cmd ptrs\n"); 4339 return (FALSE); 4340 } 4341 4342 for (i = 0; i < max; i++) { 4343 request_t *req; 4344 4345 req = mpt_get_request(mpt, FALSE); 4346 if (req == NULL) { 4347 break; 4348 } 4349 req->state |= REQ_STATE_LOCKED; 4350 mpt->tgt_cmd_ptrs[i] = req; 4351 mpt_post_target_command(mpt, req, i); 4352 } 4353 4354 4355 if (i == 0) { 4356 mpt_lprt(mpt, MPT_PRT_ERROR, "could not add any target bufs\n"); 4357 free(mpt->tgt_cmd_ptrs, M_DEVBUF); 4358 mpt->tgt_cmd_ptrs = NULL; 4359 return (FALSE); 4360 } 4361 4362 mpt->tgt_cmds_allocated = i; 4363 4364 if (i < max) { 4365 mpt_lprt(mpt, MPT_PRT_INFO, 4366 "added %d of %d target bufs\n", i, max); 4367 } 4368 return (i); 4369 } 4370 4371 static int 4372 mpt_enable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun) 4373 { 4374 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 4375 mpt->twildcard = 1; 4376 } else if (lun >= MPT_MAX_LUNS) { 4377 return (EINVAL); 4378 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) { 4379 return (EINVAL); 4380 } 4381 if (mpt->tenabled == 0) { 4382 if (mpt->is_fc) { 4383 (void) mpt_fc_reset_link(mpt, 0); 4384 } 4385 mpt->tenabled = 1; 4386 } 4387 if (lun == CAM_LUN_WILDCARD) { 4388 mpt->trt_wildcard.enabled = 1; 4389 } else { 4390 mpt->trt[lun].enabled = 1; 4391 } 4392 return (0); 4393 } 4394 4395 static int 4396 mpt_disable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun) 4397 { 4398 int i; 4399 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 4400 mpt->twildcard = 0; 4401 } else if (lun >= MPT_MAX_LUNS) { 4402 return (EINVAL); 4403 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) { 4404 return (EINVAL); 4405 } 4406 if (lun == CAM_LUN_WILDCARD) { 4407 mpt->trt_wildcard.enabled = 0; 4408 } else { 4409 mpt->trt[lun].enabled = 0; 4410 } 4411 for (i = 0; i < MPT_MAX_LUNS; i++) { 4412 if (mpt->trt[lun].enabled) { 4413 break; 4414 } 4415 } 4416 if (i == MPT_MAX_LUNS && mpt->twildcard == 0) { 4417 if (mpt->is_fc) { 4418 (void) mpt_fc_reset_link(mpt, 0); 4419 } 4420 mpt->tenabled = 0; 4421 } 4422 return (0); 4423 } 4424 4425 /* 4426 * Called with MPT lock held 4427 */ 4428 static void 4429 mpt_target_start_io(struct mpt_softc *mpt, union ccb *ccb) 4430 { 4431 struct ccb_scsiio *csio = &ccb->csio; 4432 request_t *cmd_req = MPT_TAG_2_REQ(mpt, csio->tag_id); 4433 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); 4434 4435 switch (tgt->state) { 4436 case TGT_STATE_IN_CAM: 4437 break; 4438 case TGT_STATE_MOVING_DATA: 4439 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 4440 xpt_freeze_simq(mpt->sim, 1); 4441 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4442 tgt->ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 4443 MPTLOCK_2_CAMLOCK(mpt); 4444 xpt_done(ccb); 4445 CAMLOCK_2_MPTLOCK(mpt); 4446 return; 4447 default: 4448 mpt_prt(mpt, "ccb %p flags 0x%x tag 0x%08x had bad request " 4449 "starting I/O\n", ccb, csio->ccb_h.flags, csio->tag_id); 4450 mpt_tgt_dump_req_state(mpt, cmd_req); 4451 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 4452 MPTLOCK_2_CAMLOCK(mpt); 4453 xpt_done(ccb); 4454 CAMLOCK_2_MPTLOCK(mpt); 4455 return; 4456 } 4457 4458 if (csio->dxfer_len) { 4459 bus_dmamap_callback_t *cb; 4460 PTR_MSG_TARGET_ASSIST_REQUEST ta; 4461 request_t *req; 4462 4463 KASSERT((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE, 4464 ("dxfer_len %u but direction is NONE\n", csio->dxfer_len)); 4465 4466 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 4467 if (mpt->outofbeer == 0) { 4468 mpt->outofbeer = 1; 4469 xpt_freeze_simq(mpt->sim, 1); 4470 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); 4471 } 4472 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4473 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 4474 MPTLOCK_2_CAMLOCK(mpt); 4475 xpt_done(ccb); 4476 CAMLOCK_2_MPTLOCK(mpt); 4477 return; 4478 } 4479 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG; 4480 if (sizeof (bus_addr_t) > 4) { 4481 cb = mpt_execute_req_a64; 4482 } else { 4483 cb = mpt_execute_req; 4484 } 4485 4486 req->ccb = ccb; 4487 ccb->ccb_h.ccb_req_ptr = req; 4488 4489 /* 4490 * Record the currently active ccb and the 4491 * request for it in our target state area. 4492 */ 4493 tgt->ccb = ccb; 4494 tgt->req = req; 4495 4496 memset(req->req_vbuf, 0, MPT_RQSL(mpt)); 4497 ta = req->req_vbuf; 4498 4499 if (mpt->is_sas) { 4500 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = 4501 cmd_req->req_vbuf; 4502 ta->QueueTag = ssp->InitiatorTag; 4503 } else if (mpt->is_spi) { 4504 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = 4505 cmd_req->req_vbuf; 4506 ta->QueueTag = sp->Tag; 4507 } 4508 ta->Function = MPI_FUNCTION_TARGET_ASSIST; 4509 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4510 ta->ReplyWord = htole32(tgt->reply_desc); 4511 if (csio->ccb_h.target_lun > MPT_MAX_LUNS) { 4512 ta->LUN[0] = 4513 0x40 | ((csio->ccb_h.target_lun >> 8) & 0x3f); 4514 ta->LUN[1] = csio->ccb_h.target_lun & 0xff; 4515 } else { 4516 ta->LUN[1] = csio->ccb_h.target_lun; 4517 } 4518 4519 ta->RelativeOffset = tgt->bytes_xfered; 4520 ta->DataLength = ccb->csio.dxfer_len; 4521 if (ta->DataLength > tgt->resid) { 4522 ta->DataLength = tgt->resid; 4523 } 4524 4525 /* 4526 * XXX Should be done after data transfer completes? 4527 */ 4528 tgt->resid -= csio->dxfer_len; 4529 tgt->bytes_xfered += csio->dxfer_len; 4530 4531 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4532 ta->TargetAssistFlags |= 4533 TARGET_ASSIST_FLAGS_DATA_DIRECTION; 4534 } 4535 4536 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4537 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && 4538 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { 4539 ta->TargetAssistFlags |= 4540 TARGET_ASSIST_FLAGS_AUTO_STATUS; 4541 } 4542 #endif 4543 tgt->state = TGT_STATE_SETTING_UP_FOR_DATA; 4544 4545 mpt_lprt(mpt, MPT_PRT_DEBUG, 4546 "DATA_CCB %p tag %x %u bytes %u resid flg %x req %p:%u " 4547 "nxtstate=%d\n", csio, csio->tag_id, csio->dxfer_len, 4548 tgt->resid, ccb->ccb_h.flags, req, req->serno, tgt->state); 4549 4550 MPTLOCK_2_CAMLOCK(mpt); 4551 if ((ccb->ccb_h.flags & CAM_SCATTER_VALID) == 0) { 4552 if ((ccb->ccb_h.flags & CAM_DATA_PHYS) == 0) { 4553 int error; 4554 int s = splsoftvm(); 4555 error = bus_dmamap_load(mpt->buffer_dmat, 4556 req->dmap, csio->data_ptr, csio->dxfer_len, 4557 cb, req, 0); 4558 splx(s); 4559 if (error == EINPROGRESS) { 4560 xpt_freeze_simq(mpt->sim, 1); 4561 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 4562 } 4563 } else { 4564 /* 4565 * We have been given a pointer to single 4566 * physical buffer. 4567 */ 4568 struct bus_dma_segment seg; 4569 seg.ds_addr = (bus_addr_t) 4570 (vm_offset_t)csio->data_ptr; 4571 seg.ds_len = csio->dxfer_len; 4572 (*cb)(req, &seg, 1, 0); 4573 } 4574 } else { 4575 /* 4576 * We have been given a list of addresses. 4577 * This case could be easily supported but they are not 4578 * currently generated by the CAM subsystem so there 4579 * is no point in wasting the time right now. 4580 */ 4581 struct bus_dma_segment *sgs; 4582 if ((ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { 4583 (*cb)(req, NULL, 0, EFAULT); 4584 } else { 4585 /* Just use the segments provided */ 4586 sgs = (struct bus_dma_segment *)csio->data_ptr; 4587 (*cb)(req, sgs, csio->sglist_cnt, 0); 4588 } 4589 } 4590 CAMLOCK_2_MPTLOCK(mpt); 4591 } else { 4592 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE]; 4593 4594 /* 4595 * XXX: I don't know why this seems to happen, but 4596 * XXX: completing the CCB seems to make things happy. 4597 * XXX: This seems to happen if the initiator requests 4598 * XXX: enough data that we have to do multiple CTIOs. 4599 */ 4600 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 4601 mpt_lprt(mpt, MPT_PRT_DEBUG, 4602 "Meaningless STATUS CCB (%p): flags %x status %x " 4603 "resid %d bytes_xfered %u\n", ccb, ccb->ccb_h.flags, 4604 ccb->ccb_h.status, tgt->resid, tgt->bytes_xfered); 4605 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 4606 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4607 MPTLOCK_2_CAMLOCK(mpt); 4608 xpt_done(ccb); 4609 CAMLOCK_2_MPTLOCK(mpt); 4610 return; 4611 } 4612 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 4613 sp = sense; 4614 memcpy(sp, &csio->sense_data, 4615 min(csio->sense_len, MPT_SENSE_SIZE)); 4616 } 4617 mpt_scsi_tgt_status(mpt, ccb, cmd_req, csio->scsi_status, sp); 4618 } 4619 } 4620 4621 static void 4622 mpt_scsi_tgt_local(struct mpt_softc *mpt, request_t *cmd_req, 4623 uint32_t lun, int send, uint8_t *data, size_t length) 4624 { 4625 mpt_tgt_state_t *tgt; 4626 PTR_MSG_TARGET_ASSIST_REQUEST ta; 4627 SGE_SIMPLE32 *se; 4628 uint32_t flags; 4629 uint8_t *dptr; 4630 bus_addr_t pptr; 4631 request_t *req; 4632 4633 /* 4634 * We enter with resid set to the data load for the command. 4635 */ 4636 tgt = MPT_TGT_STATE(mpt, cmd_req); 4637 if (length == 0 || tgt->resid == 0) { 4638 tgt->resid = 0; 4639 mpt_scsi_tgt_status(mpt, NULL, cmd_req, 0, NULL); 4640 return; 4641 } 4642 4643 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 4644 mpt_prt(mpt, "out of resources- dropping local response\n"); 4645 return; 4646 } 4647 tgt->is_local = 1; 4648 4649 4650 memset(req->req_vbuf, 0, MPT_RQSL(mpt)); 4651 ta = req->req_vbuf; 4652 4653 if (mpt->is_sas) { 4654 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = cmd_req->req_vbuf; 4655 ta->QueueTag = ssp->InitiatorTag; 4656 } else if (mpt->is_spi) { 4657 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = cmd_req->req_vbuf; 4658 ta->QueueTag = sp->Tag; 4659 } 4660 ta->Function = MPI_FUNCTION_TARGET_ASSIST; 4661 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4662 ta->ReplyWord = htole32(tgt->reply_desc); 4663 if (lun > MPT_MAX_LUNS) { 4664 ta->LUN[0] = 0x40 | ((lun >> 8) & 0x3f); 4665 ta->LUN[1] = lun & 0xff; 4666 } else { 4667 ta->LUN[1] = lun; 4668 } 4669 ta->RelativeOffset = 0; 4670 ta->DataLength = length; 4671 4672 dptr = req->req_vbuf; 4673 dptr += MPT_RQSL(mpt); 4674 pptr = req->req_pbuf; 4675 pptr += MPT_RQSL(mpt); 4676 memcpy(dptr, data, min(length, MPT_RQSL(mpt))); 4677 4678 se = (SGE_SIMPLE32 *) &ta->SGL[0]; 4679 memset(se, 0,sizeof (*se)); 4680 4681 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT; 4682 if (send) { 4683 ta->TargetAssistFlags |= TARGET_ASSIST_FLAGS_DATA_DIRECTION; 4684 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 4685 } 4686 se->Address = pptr; 4687 MPI_pSGE_SET_LENGTH(se, length); 4688 flags |= MPI_SGE_FLAGS_LAST_ELEMENT; 4689 flags |= MPI_SGE_FLAGS_END_OF_LIST | MPI_SGE_FLAGS_END_OF_BUFFER; 4690 MPI_pSGE_SET_FLAGS(se, flags); 4691 4692 tgt->ccb = NULL; 4693 tgt->req = req; 4694 tgt->resid -= length; 4695 tgt->bytes_xfered = length; 4696 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4697 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; 4698 #else 4699 tgt->state = TGT_STATE_MOVING_DATA; 4700 #endif 4701 mpt_send_cmd(mpt, req); 4702 } 4703 4704 /* 4705 * Abort queued up CCBs 4706 */ 4707 static cam_status 4708 mpt_abort_target_ccb(struct mpt_softc *mpt, union ccb *ccb) 4709 { 4710 struct mpt_hdr_stailq *lp; 4711 struct ccb_hdr *srch; 4712 int found = 0; 4713 union ccb *accb = ccb->cab.abort_ccb; 4714 tgt_resource_t *trtp; 4715 4716 mpt_lprt(mpt, MPT_PRT_DEBUG, "aborting ccb %p\n", accb); 4717 4718 if (ccb->ccb_h.target_lun == CAM_LUN_WILDCARD) { 4719 trtp = &mpt->trt_wildcard; 4720 } else { 4721 trtp = &mpt->trt[ccb->ccb_h.target_lun]; 4722 } 4723 4724 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4725 lp = &trtp->atios; 4726 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4727 lp = &trtp->inots; 4728 } else { 4729 return (CAM_REQ_INVALID); 4730 } 4731 4732 STAILQ_FOREACH(srch, lp, sim_links.stqe) { 4733 if (srch == &accb->ccb_h) { 4734 found = 1; 4735 STAILQ_REMOVE(lp, srch, ccb_hdr, sim_links.stqe); 4736 break; 4737 } 4738 } 4739 if (found) { 4740 accb->ccb_h.status = CAM_REQ_ABORTED; 4741 xpt_done(accb); 4742 return (CAM_REQ_CMP); 4743 } 4744 mpt_prt(mpt, "mpt_abort_tgt_ccb: CCB %p not found\n", ccb); 4745 return (CAM_PATH_INVALID); 4746 } 4747 4748 /* 4749 * Ask the MPT to abort the current target command 4750 */ 4751 static int 4752 mpt_abort_target_cmd(struct mpt_softc *mpt, request_t *cmd_req) 4753 { 4754 int error; 4755 request_t *req; 4756 PTR_MSG_TARGET_MODE_ABORT abtp; 4757 4758 req = mpt_get_request(mpt, FALSE); 4759 if (req == NULL) { 4760 return (-1); 4761 } 4762 abtp = req->req_vbuf; 4763 memset(abtp, 0, sizeof (*abtp)); 4764 4765 abtp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4766 abtp->AbortType = TARGET_MODE_ABORT_TYPE_EXACT_IO; 4767 abtp->Function = MPI_FUNCTION_TARGET_MODE_ABORT; 4768 abtp->ReplyWord = htole32(MPT_TGT_STATE(mpt, cmd_req)->reply_desc); 4769 error = 0; 4770 if (mpt->is_fc || mpt->is_sas) { 4771 mpt_send_cmd(mpt, req); 4772 } else { 4773 error = mpt_send_handshake_cmd(mpt, sizeof(*req), req); 4774 } 4775 return (error); 4776 } 4777 4778 /* 4779 * WE_TRUST_AUTO_GOOD_STATUS- I've found that setting 4780 * TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS leads the 4781 * FC929 to set bogus FC_RSP fields (nonzero residuals 4782 * but w/o RESID fields set). This causes QLogic initiators 4783 * to think maybe that a frame was lost. 4784 * 4785 * WE_CAN_USE_AUTO_REPOST- we can't use AUTO_REPOST because 4786 * we use allocated requests to do TARGET_ASSIST and we 4787 * need to know when to release them. 4788 */ 4789 4790 static void 4791 mpt_scsi_tgt_status(struct mpt_softc *mpt, union ccb *ccb, request_t *cmd_req, 4792 uint8_t status, uint8_t const *sense_data) 4793 { 4794 uint8_t *cmd_vbuf; 4795 mpt_tgt_state_t *tgt; 4796 PTR_MSG_TARGET_STATUS_SEND_REQUEST tp; 4797 request_t *req; 4798 bus_addr_t paddr; 4799 int resplen = 0; 4800 uint32_t fl; 4801 4802 cmd_vbuf = cmd_req->req_vbuf; 4803 cmd_vbuf += MPT_RQSL(mpt); 4804 tgt = MPT_TGT_STATE(mpt, cmd_req); 4805 4806 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 4807 if (mpt->outofbeer == 0) { 4808 mpt->outofbeer = 1; 4809 xpt_freeze_simq(mpt->sim, 1); 4810 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); 4811 } 4812 if (ccb) { 4813 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4814 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 4815 MPTLOCK_2_CAMLOCK(mpt); 4816 xpt_done(ccb); 4817 CAMLOCK_2_MPTLOCK(mpt); 4818 } else { 4819 mpt_prt(mpt, 4820 "could not allocate status request- dropping\n"); 4821 } 4822 return; 4823 } 4824 req->ccb = ccb; 4825 if (ccb) { 4826 ccb->ccb_h.ccb_mpt_ptr = mpt; 4827 ccb->ccb_h.ccb_req_ptr = req; 4828 } 4829 4830 /* 4831 * Record the currently active ccb, if any, and the 4832 * request for it in our target state area. 4833 */ 4834 tgt->ccb = ccb; 4835 tgt->req = req; 4836 tgt->state = TGT_STATE_SENDING_STATUS; 4837 4838 tp = req->req_vbuf; 4839 paddr = req->req_pbuf; 4840 paddr += MPT_RQSL(mpt); 4841 4842 memset(tp, 0, sizeof (*tp)); 4843 tp->Function = MPI_FUNCTION_TARGET_STATUS_SEND; 4844 if (mpt->is_fc) { 4845 PTR_MPI_TARGET_FCP_CMD_BUFFER fc = 4846 (PTR_MPI_TARGET_FCP_CMD_BUFFER) cmd_vbuf; 4847 uint8_t *sts_vbuf; 4848 uint32_t *rsp; 4849 4850 sts_vbuf = req->req_vbuf; 4851 sts_vbuf += MPT_RQSL(mpt); 4852 rsp = (uint32_t *) sts_vbuf; 4853 memcpy(tp->LUN, fc->FcpLun, sizeof (tp->LUN)); 4854 4855 /* 4856 * The MPI_TARGET_FCP_RSP_BUFFER define is unfortunate. 4857 * It has to be big-endian in memory and is organized 4858 * in 32 bit words, which are much easier to deal with 4859 * as words which are swizzled as needed. 4860 * 4861 * All we're filling here is the FC_RSP payload. 4862 * We may just have the chip synthesize it if 4863 * we have no residual and an OK status. 4864 * 4865 */ 4866 memset(rsp, 0, sizeof (MPI_TARGET_FCP_RSP_BUFFER)); 4867 4868 rsp[2] = status; 4869 if (tgt->resid) { 4870 rsp[2] |= 0x800; /* XXXX NEED MNEMONIC!!!! */ 4871 rsp[3] = htobe32(tgt->resid); 4872 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4873 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); 4874 #endif 4875 } 4876 if (status == SCSI_STATUS_CHECK_COND) { 4877 int i; 4878 4879 rsp[2] |= 0x200; /* XXXX NEED MNEMONIC!!!! */ 4880 rsp[4] = htobe32(MPT_SENSE_SIZE); 4881 if (sense_data) { 4882 memcpy(&rsp[8], sense_data, MPT_SENSE_SIZE); 4883 } else { 4884 mpt_prt(mpt, "mpt_scsi_tgt_status: CHECK CONDI" 4885 "TION but no sense data?\n"); 4886 memset(&rsp, 0, MPT_SENSE_SIZE); 4887 } 4888 for (i = 8; i < (8 + (MPT_SENSE_SIZE >> 2)); i++) { 4889 rsp[i] = htobe32(rsp[i]); 4890 } 4891 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4892 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); 4893 #endif 4894 } 4895 #ifndef WE_TRUST_AUTO_GOOD_STATUS 4896 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); 4897 #endif 4898 rsp[2] = htobe32(rsp[2]); 4899 } else if (mpt->is_sas) { 4900 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = 4901 (PTR_MPI_TARGET_SSP_CMD_BUFFER) cmd_vbuf; 4902 memcpy(tp->LUN, ssp->LogicalUnitNumber, sizeof (tp->LUN)); 4903 } else { 4904 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = 4905 (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) cmd_vbuf; 4906 tp->StatusCode = status; 4907 tp->QueueTag = htole16(sp->Tag); 4908 memcpy(tp->LUN, sp->LogicalUnitNumber, sizeof (tp->LUN)); 4909 } 4910 4911 tp->ReplyWord = htole32(tgt->reply_desc); 4912 tp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4913 4914 #ifdef WE_CAN_USE_AUTO_REPOST 4915 tp->MsgFlags = TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER; 4916 #endif 4917 if (status == SCSI_STATUS_OK && resplen == 0) { 4918 tp->MsgFlags |= TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS; 4919 } else { 4920 tp->StatusDataSGE.u.Address32 = htole32((uint32_t) paddr); 4921 fl = 4922 MPI_SGE_FLAGS_HOST_TO_IOC | 4923 MPI_SGE_FLAGS_SIMPLE_ELEMENT | 4924 MPI_SGE_FLAGS_LAST_ELEMENT | 4925 MPI_SGE_FLAGS_END_OF_LIST | 4926 MPI_SGE_FLAGS_END_OF_BUFFER; 4927 fl <<= MPI_SGE_FLAGS_SHIFT; 4928 fl |= resplen; 4929 tp->StatusDataSGE.FlagsLength = htole32(fl); 4930 } 4931 4932 mpt_lprt(mpt, MPT_PRT_DEBUG, 4933 "STATUS_CCB %p (wit%s sense) tag %x req %p:%u resid %u\n", 4934 ccb, sense_data?"h" : "hout", ccb? ccb->csio.tag_id : -1, req, 4935 req->serno, tgt->resid); 4936 if (ccb) { 4937 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG; 4938 mpt_req_timeout(req, 60 * hz, mpt_timeout, ccb); 4939 } 4940 mpt_send_cmd(mpt, req); 4941 } 4942 4943 static void 4944 mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *mpt, request_t *req, mpt_task_mgmt_t fc, 4945 tgt_resource_t *trtp, int init_id) 4946 { 4947 struct ccb_immed_notify *inot; 4948 mpt_tgt_state_t *tgt; 4949 4950 tgt = MPT_TGT_STATE(mpt, req); 4951 inot = (struct ccb_immed_notify *) STAILQ_FIRST(&trtp->inots); 4952 if (inot == NULL) { 4953 mpt_lprt(mpt, MPT_PRT_WARN, "no INOTSs- sending back BSY\n"); 4954 mpt_scsi_tgt_status(mpt, NULL, req, SCSI_STATUS_BUSY, NULL); 4955 return; 4956 } 4957 STAILQ_REMOVE_HEAD(&trtp->inots, sim_links.stqe); 4958 mpt_lprt(mpt, MPT_PRT_DEBUG1, 4959 "Get FREE INOT %p lun %d\n", inot, inot->ccb_h.target_lun); 4960 4961 memset(&inot->sense_data, 0, sizeof (inot->sense_data)); 4962 inot->sense_len = 0; 4963 memset(inot->message_args, 0, sizeof (inot->message_args)); 4964 inot->initiator_id = init_id; /* XXX */ 4965 4966 /* 4967 * This is a somewhat grotesque attempt to map from task management 4968 * to old style SCSI messages. God help us all. 4969 */ 4970 switch (fc) { 4971 case MPT_ABORT_TASK_SET: 4972 inot->message_args[0] = MSG_ABORT_TAG; 4973 break; 4974 case MPT_CLEAR_TASK_SET: 4975 inot->message_args[0] = MSG_CLEAR_TASK_SET; 4976 break; 4977 case MPT_TARGET_RESET: 4978 inot->message_args[0] = MSG_TARGET_RESET; 4979 break; 4980 case MPT_CLEAR_ACA: 4981 inot->message_args[0] = MSG_CLEAR_ACA; 4982 break; 4983 case MPT_TERMINATE_TASK: 4984 inot->message_args[0] = MSG_ABORT_TAG; 4985 break; 4986 default: 4987 inot->message_args[0] = MSG_NOOP; 4988 break; 4989 } 4990 tgt->ccb = (union ccb *) inot; 4991 inot->ccb_h.status = CAM_MESSAGE_RECV|CAM_DEV_QFRZN; 4992 MPTLOCK_2_CAMLOCK(mpt); 4993 xpt_done((union ccb *)inot); 4994 CAMLOCK_2_MPTLOCK(mpt); 4995 } 4996 4997 static void 4998 mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc) 4999 { 5000 static uint8_t null_iqd[SHORT_INQUIRY_LENGTH] = { 5001 0x7f, 0x00, 0x02, 0x02, 0x20, 0x00, 0x00, 0x32, 5002 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 5003 'L', 'S', 'I', '-', 'L', 'O', 'G', 'I', 5004 'C', ' ', 'N', 'U', 'L', 'D', 'E', 'V', 5005 '0', '0', '0', '1' 5006 }; 5007 struct ccb_accept_tio *atiop; 5008 lun_id_t lun; 5009 int tag_action = 0; 5010 mpt_tgt_state_t *tgt; 5011 tgt_resource_t *trtp = NULL; 5012 U8 *lunptr; 5013 U8 *vbuf; 5014 U16 itag; 5015 U16 ioindex; 5016 mpt_task_mgmt_t fct = MPT_NIL_TMT_VALUE; 5017 uint8_t *cdbp; 5018 5019 /* 5020 * First, DMA sync the received command- 5021 * which is in the *request* * phys area. 5022 * 5023 * XXX: We could optimize this for a range 5024 */ 5025 bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap, 5026 BUS_DMASYNC_POSTREAD); 5027 5028 /* 5029 * Stash info for the current command where we can get at it later. 5030 */ 5031 vbuf = req->req_vbuf; 5032 vbuf += MPT_RQSL(mpt); 5033 5034 /* 5035 * Get our state pointer set up. 5036 */ 5037 tgt = MPT_TGT_STATE(mpt, req); 5038 if (tgt->state != TGT_STATE_LOADED) { 5039 mpt_tgt_dump_req_state(mpt, req); 5040 panic("bad target state in mpt_scsi_tgt_atio"); 5041 } 5042 memset(tgt, 0, sizeof (mpt_tgt_state_t)); 5043 tgt->state = TGT_STATE_IN_CAM; 5044 tgt->reply_desc = reply_desc; 5045 ioindex = GET_IO_INDEX(reply_desc); 5046 if (mpt->verbose >= MPT_PRT_DEBUG) { 5047 mpt_dump_data(mpt, "mpt_scsi_tgt_atio response", vbuf, 5048 max(sizeof (MPI_TARGET_FCP_CMD_BUFFER), 5049 max(sizeof (MPI_TARGET_SSP_CMD_BUFFER), 5050 sizeof (MPI_TARGET_SCSI_SPI_CMD_BUFFER)))); 5051 } 5052 if (mpt->is_fc) { 5053 PTR_MPI_TARGET_FCP_CMD_BUFFER fc; 5054 fc = (PTR_MPI_TARGET_FCP_CMD_BUFFER) vbuf; 5055 if (fc->FcpCntl[2]) { 5056 /* 5057 * Task Management Request 5058 */ 5059 switch (fc->FcpCntl[2]) { 5060 case 0x2: 5061 fct = MPT_ABORT_TASK_SET; 5062 break; 5063 case 0x4: 5064 fct = MPT_CLEAR_TASK_SET; 5065 break; 5066 case 0x20: 5067 fct = MPT_TARGET_RESET; 5068 break; 5069 case 0x40: 5070 fct = MPT_CLEAR_ACA; 5071 break; 5072 case 0x80: 5073 fct = MPT_TERMINATE_TASK; 5074 break; 5075 default: 5076 mpt_prt(mpt, "CORRUPTED TASK MGMT BITS: 0x%x\n", 5077 fc->FcpCntl[2]); 5078 mpt_scsi_tgt_status(mpt, 0, req, 5079 SCSI_STATUS_OK, 0); 5080 return; 5081 } 5082 } else { 5083 switch (fc->FcpCntl[1]) { 5084 case 0: 5085 tag_action = MSG_SIMPLE_Q_TAG; 5086 break; 5087 case 1: 5088 tag_action = MSG_HEAD_OF_Q_TAG; 5089 break; 5090 case 2: 5091 tag_action = MSG_ORDERED_Q_TAG; 5092 break; 5093 default: 5094 /* 5095 * Bah. Ignore Untagged Queing and ACA 5096 */ 5097 tag_action = MSG_SIMPLE_Q_TAG; 5098 break; 5099 } 5100 } 5101 tgt->resid = be32toh(fc->FcpDl); 5102 cdbp = fc->FcpCdb; 5103 lunptr = fc->FcpLun; 5104 itag = be16toh(fc->OptionalOxid); 5105 } else if (mpt->is_sas) { 5106 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp; 5107 ssp = (PTR_MPI_TARGET_SSP_CMD_BUFFER) vbuf; 5108 cdbp = ssp->CDB; 5109 lunptr = ssp->LogicalUnitNumber; 5110 itag = ssp->InitiatorTag; 5111 } else { 5112 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp; 5113 sp = (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) vbuf; 5114 cdbp = sp->CDB; 5115 lunptr = sp->LogicalUnitNumber; 5116 itag = sp->Tag; 5117 } 5118 5119 /* 5120 * Generate a simple lun 5121 */ 5122 switch (lunptr[0] & 0xc0) { 5123 case 0x40: 5124 lun = ((lunptr[0] & 0x3f) << 8) | lunptr[1]; 5125 break; 5126 case 0: 5127 lun = lunptr[1]; 5128 break; 5129 default: 5130 mpt_lprt(mpt, MPT_PRT_ERROR, "cannot handle this type lun\n"); 5131 lun = 0xffff; 5132 break; 5133 } 5134 5135 /* 5136 * Deal with non-enabled or bad luns here. 5137 */ 5138 if (lun >= MPT_MAX_LUNS || mpt->tenabled == 0 || 5139 mpt->trt[lun].enabled == 0) { 5140 if (mpt->twildcard) { 5141 trtp = &mpt->trt_wildcard; 5142 } else if (fct == MPT_NIL_TMT_VALUE) { 5143 /* 5144 * In this case, we haven't got an upstream listener 5145 * for either a specific lun or wildcard luns. We 5146 * have to make some sensible response. For regular 5147 * inquiry, just return some NOT HERE inquiry data. 5148 * For VPD inquiry, report illegal field in cdb. 5149 * For REQUEST SENSE, just return NO SENSE data. 5150 * REPORT LUNS gets illegal command. 5151 * All other commands get 'no such device'. 5152 */ 5153 uint8_t *sp, cond, buf[MPT_SENSE_SIZE]; 5154 size_t len; 5155 5156 memset(buf, 0, MPT_SENSE_SIZE); 5157 cond = SCSI_STATUS_CHECK_COND; 5158 buf[0] = 0xf0; 5159 buf[2] = 0x5; 5160 buf[7] = 0x8; 5161 sp = buf; 5162 tgt->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex); 5163 5164 switch (cdbp[0]) { 5165 case INQUIRY: 5166 { 5167 if (cdbp[1] != 0) { 5168 buf[12] = 0x26; 5169 buf[13] = 0x01; 5170 break; 5171 } 5172 len = min(tgt->resid, cdbp[4]); 5173 len = min(len, sizeof (null_iqd)); 5174 mpt_lprt(mpt, MPT_PRT_DEBUG, 5175 "local inquiry %ld bytes\n", (long) len); 5176 mpt_scsi_tgt_local(mpt, req, lun, 1, 5177 null_iqd, len); 5178 return; 5179 } 5180 case REQUEST_SENSE: 5181 { 5182 buf[2] = 0x0; 5183 len = min(tgt->resid, cdbp[4]); 5184 len = min(len, sizeof (buf)); 5185 mpt_lprt(mpt, MPT_PRT_DEBUG, 5186 "local reqsense %ld bytes\n", (long) len); 5187 mpt_scsi_tgt_local(mpt, req, lun, 1, 5188 buf, len); 5189 return; 5190 } 5191 case REPORT_LUNS: 5192 mpt_lprt(mpt, MPT_PRT_DEBUG, "REPORT LUNS\n"); 5193 buf[12] = 0x26; 5194 return; 5195 default: 5196 mpt_lprt(mpt, MPT_PRT_DEBUG, 5197 "CMD 0x%x to unmanaged lun %u\n", 5198 cdbp[0], lun); 5199 buf[12] = 0x25; 5200 break; 5201 } 5202 mpt_scsi_tgt_status(mpt, NULL, req, cond, sp); 5203 return; 5204 } 5205 /* otherwise, leave trtp NULL */ 5206 } else { 5207 trtp = &mpt->trt[lun]; 5208 } 5209 5210 /* 5211 * Deal with any task management 5212 */ 5213 if (fct != MPT_NIL_TMT_VALUE) { 5214 if (trtp == NULL) { 5215 mpt_prt(mpt, "task mgmt function %x but no listener\n", 5216 fct); 5217 mpt_scsi_tgt_status(mpt, 0, req, 5218 SCSI_STATUS_OK, 0); 5219 } else { 5220 mpt_scsi_tgt_tsk_mgmt(mpt, req, fct, trtp, 5221 GET_INITIATOR_INDEX(reply_desc)); 5222 } 5223 return; 5224 } 5225 5226 5227 atiop = (struct ccb_accept_tio *) STAILQ_FIRST(&trtp->atios); 5228 if (atiop == NULL) { 5229 mpt_lprt(mpt, MPT_PRT_WARN, 5230 "no ATIOs for lun %u- sending back %s\n", lun, 5231 mpt->tenabled? "QUEUE FULL" : "BUSY"); 5232 mpt_scsi_tgt_status(mpt, NULL, req, 5233 mpt->tenabled? SCSI_STATUS_QUEUE_FULL : SCSI_STATUS_BUSY, 5234 NULL); 5235 return; 5236 } 5237 STAILQ_REMOVE_HEAD(&trtp->atios, sim_links.stqe); 5238 mpt_lprt(mpt, MPT_PRT_DEBUG1, 5239 "Get FREE ATIO %p lun %d\n", atiop, atiop->ccb_h.target_lun); 5240 atiop->ccb_h.ccb_mpt_ptr = mpt; 5241 atiop->ccb_h.status = CAM_CDB_RECVD; 5242 atiop->ccb_h.target_lun = lun; 5243 atiop->sense_len = 0; 5244 atiop->init_id = GET_INITIATOR_INDEX(reply_desc); 5245 atiop->cdb_len = mpt_cdblen(cdbp[0], 16); 5246 memcpy(atiop->cdb_io.cdb_bytes, cdbp, atiop->cdb_len); 5247 5248 /* 5249 * The tag we construct here allows us to find the 5250 * original request that the command came in with. 5251 * 5252 * This way we don't have to depend on anything but the 5253 * tag to find things when CCBs show back up from CAM. 5254 */ 5255 atiop->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex); 5256 tgt->tag_id = atiop->tag_id; 5257 if (tag_action) { 5258 atiop->tag_action = tag_action; 5259 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 5260 } 5261 if (mpt->verbose >= MPT_PRT_DEBUG) { 5262 int i; 5263 mpt_prt(mpt, "START_CCB %p for lun %u CDB=<", atiop, 5264 atiop->ccb_h.target_lun); 5265 for (i = 0; i < atiop->cdb_len; i++) { 5266 mpt_prtc(mpt, "%02x%c", cdbp[i] & 0xff, 5267 (i == (atiop->cdb_len - 1))? '>' : ' '); 5268 } 5269 mpt_prtc(mpt, " itag %x tag %x rdesc %x dl=%u\n", 5270 itag, atiop->tag_id, tgt->reply_desc, tgt->resid); 5271 } 5272 5273 MPTLOCK_2_CAMLOCK(mpt); 5274 xpt_done((union ccb *)atiop); 5275 CAMLOCK_2_MPTLOCK(mpt); 5276 } 5277 5278 static void 5279 mpt_tgt_dump_tgt_state(struct mpt_softc *mpt, request_t *req) 5280 { 5281 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req); 5282 5283 mpt_prt(mpt, "req %p:%u tgt:rdesc 0x%x resid %u xfrd %u ccb %p treq %p " 5284 "nx %d tag 0x%08x state=%d\n", req, req->serno, tgt->reply_desc, 5285 tgt->resid, tgt->bytes_xfered, tgt->ccb, tgt->req, tgt->nxfers, 5286 tgt->tag_id, tgt->state); 5287 } 5288 5289 static void 5290 mpt_tgt_dump_req_state(struct mpt_softc *mpt, request_t *req) 5291 { 5292 mpt_prt(mpt, "req %p:%u index %u (%x) state %x\n", req, req->serno, 5293 req->index, req->index, req->state); 5294 mpt_tgt_dump_tgt_state(mpt, req); 5295 } 5296 5297 static int 5298 mpt_scsi_tgt_reply_handler(struct mpt_softc *mpt, request_t *req, 5299 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 5300 { 5301 int dbg; 5302 union ccb *ccb; 5303 U16 status; 5304 5305 if (reply_frame == NULL) { 5306 /* 5307 * Figure out what the state of the command is. 5308 */ 5309 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req); 5310 5311 #ifdef INVARIANTS 5312 mpt_req_spcl(mpt, req, "turbo scsi_tgt_reply", __LINE__); 5313 if (tgt->req) { 5314 mpt_req_not_spcl(mpt, tgt->req, 5315 "turbo scsi_tgt_reply associated req", __LINE__); 5316 } 5317 #endif 5318 switch(tgt->state) { 5319 case TGT_STATE_LOADED: 5320 /* 5321 * This is a new command starting. 5322 */ 5323 mpt_scsi_tgt_atio(mpt, req, reply_desc); 5324 break; 5325 case TGT_STATE_MOVING_DATA: 5326 { 5327 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE]; 5328 5329 ccb = tgt->ccb; 5330 if (tgt->req == NULL) { 5331 panic("mpt: turbo target reply with null " 5332 "associated request moving data"); 5333 /* NOTREACHED */ 5334 } 5335 if (ccb == NULL) { 5336 if (tgt->is_local == 0) { 5337 panic("mpt: turbo target reply with " 5338 "null associated ccb moving data"); 5339 /* NOTREACHED */ 5340 } 5341 mpt_lprt(mpt, MPT_PRT_DEBUG, 5342 "TARGET_ASSIST local done\n"); 5343 TAILQ_REMOVE(&mpt->request_pending_list, 5344 tgt->req, links); 5345 mpt_free_request(mpt, tgt->req); 5346 tgt->req = NULL; 5347 mpt_scsi_tgt_status(mpt, NULL, req, 5348 0, NULL); 5349 return (TRUE); 5350 } 5351 tgt->ccb = NULL; 5352 tgt->nxfers++; 5353 mpt_req_untimeout(req, mpt_timeout, ccb); 5354 mpt_lprt(mpt, MPT_PRT_DEBUG, 5355 "TARGET_ASSIST %p (req %p:%u) done tag 0x%x\n", 5356 ccb, tgt->req, tgt->req->serno, ccb->csio.tag_id); 5357 /* 5358 * Free the Target Assist Request 5359 */ 5360 KASSERT(tgt->req->ccb == ccb, 5361 ("tgt->req %p:%u tgt->req->ccb %p", tgt->req, 5362 tgt->req->serno, tgt->req->ccb)); 5363 TAILQ_REMOVE(&mpt->request_pending_list, 5364 tgt->req, links); 5365 mpt_free_request(mpt, tgt->req); 5366 tgt->req = NULL; 5367 5368 /* 5369 * Do we need to send status now? That is, are 5370 * we done with all our data transfers? 5371 */ 5372 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 5373 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 5374 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5375 KASSERT(ccb->ccb_h.status, 5376 ("zero ccb sts at %d\n", __LINE__)); 5377 tgt->state = TGT_STATE_IN_CAM; 5378 if (mpt->outofbeer) { 5379 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 5380 mpt->outofbeer = 0; 5381 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); 5382 } 5383 MPTLOCK_2_CAMLOCK(mpt); 5384 xpt_done(ccb); 5385 CAMLOCK_2_MPTLOCK(mpt); 5386 break; 5387 } 5388 /* 5389 * Otherwise, send status (and sense) 5390 */ 5391 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 5392 sp = sense; 5393 memcpy(sp, &ccb->csio.sense_data, 5394 min(ccb->csio.sense_len, MPT_SENSE_SIZE)); 5395 } 5396 mpt_scsi_tgt_status(mpt, ccb, req, 5397 ccb->csio.scsi_status, sp); 5398 break; 5399 } 5400 case TGT_STATE_SENDING_STATUS: 5401 case TGT_STATE_MOVING_DATA_AND_STATUS: 5402 { 5403 int ioindex; 5404 ccb = tgt->ccb; 5405 5406 if (tgt->req == NULL) { 5407 panic("mpt: turbo target reply with null " 5408 "associated request sending status"); 5409 /* NOTREACHED */ 5410 } 5411 5412 if (ccb) { 5413 tgt->ccb = NULL; 5414 if (tgt->state == 5415 TGT_STATE_MOVING_DATA_AND_STATUS) { 5416 tgt->nxfers++; 5417 } 5418 mpt_req_untimeout(req, mpt_timeout, ccb); 5419 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 5420 ccb->ccb_h.status |= CAM_SENT_SENSE; 5421 } 5422 mpt_lprt(mpt, MPT_PRT_DEBUG, 5423 "TARGET_STATUS tag %x sts %x flgs %x req " 5424 "%p\n", ccb->csio.tag_id, ccb->ccb_h.status, 5425 ccb->ccb_h.flags, tgt->req); 5426 /* 5427 * Free the Target Send Status Request 5428 */ 5429 KASSERT(tgt->req->ccb == ccb, 5430 ("tgt->req %p:%u tgt->req->ccb %p", 5431 tgt->req, tgt->req->serno, tgt->req->ccb)); 5432 /* 5433 * Notify CAM that we're done 5434 */ 5435 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 5436 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5437 KASSERT(ccb->ccb_h.status, 5438 ("ZERO ccb sts at %d\n", __LINE__)); 5439 tgt->ccb = NULL; 5440 } else { 5441 mpt_lprt(mpt, MPT_PRT_DEBUG, 5442 "TARGET_STATUS non-CAM for req %p:%u\n", 5443 tgt->req, tgt->req->serno); 5444 } 5445 TAILQ_REMOVE(&mpt->request_pending_list, 5446 tgt->req, links); 5447 mpt_free_request(mpt, tgt->req); 5448 tgt->req = NULL; 5449 5450 /* 5451 * And re-post the Command Buffer. 5452 * This will reset the state. 5453 */ 5454 ioindex = GET_IO_INDEX(reply_desc); 5455 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5456 tgt->is_local = 0; 5457 mpt_post_target_command(mpt, req, ioindex); 5458 5459 /* 5460 * And post a done for anyone who cares 5461 */ 5462 if (ccb) { 5463 if (mpt->outofbeer) { 5464 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 5465 mpt->outofbeer = 0; 5466 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); 5467 } 5468 MPTLOCK_2_CAMLOCK(mpt); 5469 xpt_done(ccb); 5470 CAMLOCK_2_MPTLOCK(mpt); 5471 } 5472 break; 5473 } 5474 case TGT_STATE_NIL: /* XXX This Never Happens XXX */ 5475 tgt->state = TGT_STATE_LOADED; 5476 break; 5477 default: 5478 mpt_prt(mpt, "Unknown Target State 0x%x in Context " 5479 "Reply Function\n", tgt->state); 5480 } 5481 return (TRUE); 5482 } 5483 5484 status = le16toh(reply_frame->IOCStatus); 5485 if (status != MPI_IOCSTATUS_SUCCESS) { 5486 dbg = MPT_PRT_ERROR; 5487 } else { 5488 dbg = MPT_PRT_DEBUG1; 5489 } 5490 5491 mpt_lprt(mpt, dbg, 5492 "SCSI_TGT REPLY: req=%p:%u reply=%p func=%x IOCstatus 0x%x\n", 5493 req, req->serno, reply_frame, reply_frame->Function, status); 5494 5495 switch (reply_frame->Function) { 5496 case MPI_FUNCTION_TARGET_CMD_BUFFER_POST: 5497 { 5498 mpt_tgt_state_t *tgt; 5499 #ifdef INVARIANTS 5500 mpt_req_spcl(mpt, req, "tgt reply BUFFER POST", __LINE__); 5501 #endif 5502 if (status != MPI_IOCSTATUS_SUCCESS) { 5503 /* 5504 * XXX What to do? 5505 */ 5506 break; 5507 } 5508 tgt = MPT_TGT_STATE(mpt, req); 5509 KASSERT(tgt->state == TGT_STATE_LOADING, 5510 ("bad state 0x%x on reply to buffer post\n", tgt->state)); 5511 mpt_assign_serno(mpt, req); 5512 tgt->state = TGT_STATE_LOADED; 5513 break; 5514 } 5515 case MPI_FUNCTION_TARGET_ASSIST: 5516 #ifdef INVARIANTS 5517 mpt_req_not_spcl(mpt, req, "tgt reply TARGET ASSIST", __LINE__); 5518 #endif 5519 mpt_prt(mpt, "target assist completion\n"); 5520 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5521 mpt_free_request(mpt, req); 5522 break; 5523 case MPI_FUNCTION_TARGET_STATUS_SEND: 5524 #ifdef INVARIANTS 5525 mpt_req_not_spcl(mpt, req, "tgt reply STATUS SEND", __LINE__); 5526 #endif 5527 mpt_prt(mpt, "status send completion\n"); 5528 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5529 mpt_free_request(mpt, req); 5530 break; 5531 case MPI_FUNCTION_TARGET_MODE_ABORT: 5532 { 5533 PTR_MSG_TARGET_MODE_ABORT_REPLY abtrp = 5534 (PTR_MSG_TARGET_MODE_ABORT_REPLY) reply_frame; 5535 PTR_MSG_TARGET_MODE_ABORT abtp = 5536 (PTR_MSG_TARGET_MODE_ABORT) req->req_vbuf; 5537 uint32_t cc = GET_IO_INDEX(le32toh(abtp->ReplyWord)); 5538 #ifdef INVARIANTS 5539 mpt_req_not_spcl(mpt, req, "tgt reply TMODE ABORT", __LINE__); 5540 #endif 5541 mpt_prt(mpt, "ABORT RX_ID 0x%x Complete; status 0x%x cnt %u\n", 5542 cc, le16toh(abtrp->IOCStatus), le32toh(abtrp->AbortCount)); 5543 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5544 mpt_free_request(mpt, req); 5545 break; 5546 } 5547 default: 5548 mpt_prt(mpt, "Unknown Target Address Reply Function code: " 5549 "0x%x\n", reply_frame->Function); 5550 break; 5551 } 5552 return (TRUE); 5553 } 5554