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 error, i, pp1val; 1062 1063 mpt->mpt_disc_enable = 0xff; 1064 mpt->mpt_tag_enable = 0; 1065 1066 pp1val = ((1 << mpt->mpt_ini_id) << 1067 MPI_SCSIPORTPAGE1_CFG_SHIFT_PORT_RESPONSE_ID) | mpt->mpt_ini_id; 1068 if (mpt->mpt_port_page1.Configuration != pp1val) { 1069 CONFIG_PAGE_SCSI_PORT_1 tmp; 1070 1071 mpt_prt(mpt, "SPI Port Page 1 Config value bad (%x)- should " 1072 "be %x\n", mpt->mpt_port_page1.Configuration, pp1val); 1073 tmp = mpt->mpt_port_page1; 1074 tmp.Configuration = pp1val; 1075 host2mpt_config_page_scsi_port_1(&tmp); 1076 error = mpt_write_cur_cfg_page(mpt, 0, 1077 &tmp.Header, sizeof(tmp), FALSE, 5000); 1078 if (error) { 1079 return (-1); 1080 } 1081 error = mpt_read_cur_cfg_page(mpt, 0, 1082 &tmp.Header, sizeof(tmp), FALSE, 5000); 1083 if (error) { 1084 return (-1); 1085 } 1086 mpt2host_config_page_scsi_port_1(&tmp); 1087 if (tmp.Configuration != pp1val) { 1088 mpt_prt(mpt, 1089 "failed to reset SPI Port Page 1 Config value\n"); 1090 return (-1); 1091 } 1092 mpt->mpt_port_page1 = tmp; 1093 } 1094 1095 /* 1096 * The purpose of this exercise is to get 1097 * all targets back to async/narrow. 1098 * 1099 * We skip this step if the BIOS has already negotiated 1100 * speeds with the targets. 1101 */ 1102 i = mpt->mpt_port_page2.PortSettings & 1103 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS; 1104 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS) { 1105 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 1106 "honoring BIOS transfer negotiations\n"); 1107 } else { 1108 for (i = 0; i < 16; i++) { 1109 mpt->mpt_dev_page1[i].RequestedParameters = 0; 1110 mpt->mpt_dev_page1[i].Configuration = 0; 1111 (void) mpt_update_spi_config(mpt, i); 1112 } 1113 } 1114 return (0); 1115 } 1116 1117 int 1118 mpt_cam_enable(struct mpt_softc *mpt) 1119 { 1120 int error; 1121 1122 MPT_LOCK(mpt); 1123 1124 error = EIO; 1125 if (mpt->is_fc) { 1126 if (mpt_read_config_info_fc(mpt)) { 1127 goto out; 1128 } 1129 if (mpt_set_initial_config_fc(mpt)) { 1130 goto out; 1131 } 1132 } else if (mpt->is_sas) { 1133 if (mpt_read_config_info_sas(mpt)) { 1134 goto out; 1135 } 1136 if (mpt_set_initial_config_sas(mpt)) { 1137 goto out; 1138 } 1139 } else if (mpt->is_spi) { 1140 if (mpt_read_config_info_spi(mpt)) { 1141 goto out; 1142 } 1143 if (mpt_set_initial_config_spi(mpt)) { 1144 goto out; 1145 } 1146 } 1147 error = 0; 1148 1149 out: 1150 MPT_UNLOCK(mpt); 1151 return (error); 1152 } 1153 1154 void 1155 mpt_cam_ready(struct mpt_softc *mpt) 1156 { 1157 /* 1158 * If we're in target mode, hang out resources now 1159 * so we don't cause the world to hang talking to us. 1160 */ 1161 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) { 1162 /* 1163 * Try to add some target command resources 1164 */ 1165 MPT_LOCK(mpt); 1166 if (mpt_add_target_commands(mpt) == FALSE) { 1167 mpt_prt(mpt, "failed to add target commands\n"); 1168 } 1169 MPT_UNLOCK(mpt); 1170 } 1171 mpt->ready = 1; 1172 } 1173 1174 void 1175 mpt_cam_detach(struct mpt_softc *mpt) 1176 { 1177 mpt_handler_t handler; 1178 1179 MPT_LOCK(mpt); 1180 mpt->ready = 0; 1181 mpt_terminate_recovery_thread(mpt); 1182 1183 handler.reply_handler = mpt_scsi_reply_handler; 1184 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, 1185 scsi_io_handler_id); 1186 handler.reply_handler = mpt_scsi_tmf_reply_handler; 1187 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, 1188 scsi_tmf_handler_id); 1189 handler.reply_handler = mpt_fc_els_reply_handler; 1190 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, 1191 fc_els_handler_id); 1192 handler.reply_handler = mpt_scsi_tgt_reply_handler; 1193 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, 1194 mpt->scsi_tgt_handler_id); 1195 handler.reply_handler = mpt_sata_pass_reply_handler; 1196 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, 1197 sata_pass_handler_id); 1198 1199 if (mpt->tmf_req != NULL) { 1200 mpt->tmf_req->state = REQ_STATE_ALLOCATED; 1201 mpt_free_request(mpt, mpt->tmf_req); 1202 mpt->tmf_req = NULL; 1203 } 1204 if (mpt->sas_portinfo != NULL) { 1205 free(mpt->sas_portinfo, M_DEVBUF); 1206 mpt->sas_portinfo = NULL; 1207 } 1208 MPT_UNLOCK(mpt); 1209 1210 if (mpt->sim != NULL) { 1211 xpt_free_path(mpt->path); 1212 MPT_LOCK(mpt); 1213 xpt_bus_deregister(cam_sim_path(mpt->sim)); 1214 MPT_UNLOCK(mpt); 1215 cam_sim_free(mpt->sim, TRUE); 1216 mpt->sim = NULL; 1217 } 1218 1219 if (mpt->phydisk_sim != NULL) { 1220 xpt_free_path(mpt->phydisk_path); 1221 MPT_LOCK(mpt); 1222 xpt_bus_deregister(cam_sim_path(mpt->phydisk_sim)); 1223 MPT_UNLOCK(mpt); 1224 cam_sim_free(mpt->phydisk_sim, TRUE); 1225 mpt->phydisk_sim = NULL; 1226 } 1227 } 1228 1229 /* This routine is used after a system crash to dump core onto the swap device. 1230 */ 1231 static void 1232 mpt_poll(struct cam_sim *sim) 1233 { 1234 struct mpt_softc *mpt; 1235 1236 mpt = (struct mpt_softc *)cam_sim_softc(sim); 1237 mpt_intr(mpt); 1238 } 1239 1240 /* 1241 * Watchdog timeout routine for SCSI requests. 1242 */ 1243 static void 1244 mpt_timeout(void *arg) 1245 { 1246 union ccb *ccb; 1247 struct mpt_softc *mpt; 1248 request_t *req; 1249 1250 ccb = (union ccb *)arg; 1251 mpt = ccb->ccb_h.ccb_mpt_ptr; 1252 1253 #if __FreeBSD_version < 500000 1254 MPT_LOCK(mpt); 1255 #endif 1256 MPT_LOCK_ASSERT(mpt); 1257 req = ccb->ccb_h.ccb_req_ptr; 1258 mpt_prt(mpt, "request %p:%u timed out for ccb %p (req->ccb %p)\n", req, 1259 req->serno, ccb, req->ccb); 1260 /* XXX: WHAT ARE WE TRYING TO DO HERE? */ 1261 if ((req->state & REQ_STATE_QUEUED) == REQ_STATE_QUEUED) { 1262 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 1263 TAILQ_INSERT_TAIL(&mpt->request_timeout_list, req, links); 1264 req->state |= REQ_STATE_TIMEDOUT; 1265 mpt_wakeup_recovery_thread(mpt); 1266 } 1267 #if __FreeBSD_version < 500000 1268 MPT_UNLOCK(mpt); 1269 #endif 1270 } 1271 1272 /* 1273 * Callback routine from "bus_dmamap_load" or, in simple cases, called directly. 1274 * 1275 * Takes a list of physical segments and builds the SGL for SCSI IO command 1276 * and forwards the commard to the IOC after one last check that CAM has not 1277 * aborted the transaction. 1278 */ 1279 static void 1280 mpt_execute_req_a64(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) 1281 { 1282 request_t *req, *trq; 1283 char *mpt_off; 1284 union ccb *ccb; 1285 struct mpt_softc *mpt; 1286 int seg, first_lim; 1287 uint32_t flags, nxt_off; 1288 void *sglp = NULL; 1289 MSG_REQUEST_HEADER *hdrp; 1290 SGE_SIMPLE64 *se; 1291 SGE_CHAIN64 *ce; 1292 int istgt = 0; 1293 1294 req = (request_t *)arg; 1295 ccb = req->ccb; 1296 1297 mpt = ccb->ccb_h.ccb_mpt_ptr; 1298 req = ccb->ccb_h.ccb_req_ptr; 1299 1300 hdrp = req->req_vbuf; 1301 mpt_off = req->req_vbuf; 1302 1303 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1304 error = EFBIG; 1305 } 1306 1307 if (error == 0) { 1308 switch (hdrp->Function) { 1309 case MPI_FUNCTION_SCSI_IO_REQUEST: 1310 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: 1311 istgt = 0; 1312 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL; 1313 break; 1314 case MPI_FUNCTION_TARGET_ASSIST: 1315 istgt = 1; 1316 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL; 1317 break; 1318 default: 1319 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req_a64\n", 1320 hdrp->Function); 1321 error = EINVAL; 1322 break; 1323 } 1324 } 1325 1326 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1327 error = EFBIG; 1328 mpt_prt(mpt, "segment count %d too large (max %u)\n", 1329 nseg, mpt->max_seg_cnt); 1330 } 1331 1332 bad: 1333 if (error != 0) { 1334 if (error != EFBIG && error != ENOMEM) { 1335 mpt_prt(mpt, "mpt_execute_req_a64: err %d\n", error); 1336 } 1337 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1338 cam_status status; 1339 mpt_freeze_ccb(ccb); 1340 if (error == EFBIG) { 1341 status = CAM_REQ_TOO_BIG; 1342 } else if (error == ENOMEM) { 1343 if (mpt->outofbeer == 0) { 1344 mpt->outofbeer = 1; 1345 xpt_freeze_simq(mpt->sim, 1); 1346 mpt_lprt(mpt, MPT_PRT_DEBUG, 1347 "FREEZEQ\n"); 1348 } 1349 status = CAM_REQUEUE_REQ; 1350 } else { 1351 status = CAM_REQ_CMP_ERR; 1352 } 1353 mpt_set_ccb_status(ccb, status); 1354 } 1355 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1356 request_t *cmd_req = 1357 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1358 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 1359 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 1360 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 1361 } 1362 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1363 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 1364 xpt_done(ccb); 1365 CAMLOCK_2_MPTLOCK(mpt); 1366 mpt_free_request(mpt, req); 1367 MPTLOCK_2_CAMLOCK(mpt); 1368 return; 1369 } 1370 1371 /* 1372 * No data to transfer? 1373 * Just make a single simple SGL with zero length. 1374 */ 1375 1376 if (mpt->verbose >= MPT_PRT_DEBUG) { 1377 int tidx = ((char *)sglp) - mpt_off; 1378 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx); 1379 } 1380 1381 if (nseg == 0) { 1382 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp; 1383 MPI_pSGE_SET_FLAGS(se1, 1384 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER | 1385 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST)); 1386 se1->FlagsLength = htole32(se1->FlagsLength); 1387 goto out; 1388 } 1389 1390 1391 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_64_BIT_ADDRESSING; 1392 if (istgt == 0) { 1393 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { 1394 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1395 } 1396 } else { 1397 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1398 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1399 } 1400 } 1401 1402 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) { 1403 bus_dmasync_op_t op; 1404 if (istgt == 0) { 1405 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1406 op = BUS_DMASYNC_PREREAD; 1407 } else { 1408 op = BUS_DMASYNC_PREWRITE; 1409 } 1410 } else { 1411 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1412 op = BUS_DMASYNC_PREWRITE; 1413 } else { 1414 op = BUS_DMASYNC_PREREAD; 1415 } 1416 } 1417 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); 1418 } 1419 1420 /* 1421 * Okay, fill in what we can at the end of the command frame. 1422 * If we have up to MPT_NSGL_FIRST, we can fit them all into 1423 * the command frame. 1424 * 1425 * Otherwise, we fill up through MPT_NSGL_FIRST less one 1426 * SIMPLE64 pointers and start doing CHAIN64 entries after 1427 * that. 1428 */ 1429 1430 if (nseg < MPT_NSGL_FIRST(mpt)) { 1431 first_lim = nseg; 1432 } else { 1433 /* 1434 * Leave room for CHAIN element 1435 */ 1436 first_lim = MPT_NSGL_FIRST(mpt) - 1; 1437 } 1438 1439 se = (SGE_SIMPLE64 *) sglp; 1440 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) { 1441 uint32_t tf; 1442 1443 memset(se, 0, sizeof (*se)); 1444 se->Address.Low = htole32(dm_segs->ds_addr & 0xffffffff); 1445 if (sizeof(bus_addr_t) > 4) { 1446 se->Address.High = 1447 htole32(((uint64_t)dm_segs->ds_addr) >> 32); 1448 } 1449 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1450 tf = flags; 1451 if (seg == first_lim - 1) { 1452 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1453 } 1454 if (seg == nseg - 1) { 1455 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1456 MPI_SGE_FLAGS_END_OF_BUFFER; 1457 } 1458 MPI_pSGE_SET_FLAGS(se, tf); 1459 se->FlagsLength = htole32(se->FlagsLength); 1460 } 1461 1462 if (seg == nseg) { 1463 goto out; 1464 } 1465 1466 /* 1467 * Tell the IOC where to find the first chain element. 1468 */ 1469 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2; 1470 nxt_off = MPT_RQSL(mpt); 1471 trq = req; 1472 1473 /* 1474 * Make up the rest of the data segments out of a chain element 1475 * (contiained in the current request frame) which points to 1476 * SIMPLE64 elements in the next request frame, possibly ending 1477 * with *another* chain element (if there's more). 1478 */ 1479 while (seg < nseg) { 1480 int this_seg_lim; 1481 uint32_t tf, cur_off; 1482 bus_addr_t chain_list_addr; 1483 1484 /* 1485 * Point to the chain descriptor. Note that the chain 1486 * descriptor is at the end of the *previous* list (whether 1487 * chain or simple). 1488 */ 1489 ce = (SGE_CHAIN64 *) se; 1490 1491 /* 1492 * Before we change our current pointer, make sure we won't 1493 * overflow the request area with this frame. Note that we 1494 * test against 'greater than' here as it's okay in this case 1495 * to have next offset be just outside the request area. 1496 */ 1497 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) { 1498 nxt_off = MPT_REQUEST_AREA; 1499 goto next_chain; 1500 } 1501 1502 /* 1503 * Set our SGE element pointer to the beginning of the chain 1504 * list and update our next chain list offset. 1505 */ 1506 se = (SGE_SIMPLE64 *) &mpt_off[nxt_off]; 1507 cur_off = nxt_off; 1508 nxt_off += MPT_RQSL(mpt); 1509 1510 /* 1511 * Now initialized the chain descriptor. 1512 */ 1513 memset(ce, 0, sizeof (*ce)); 1514 1515 /* 1516 * Get the physical address of the chain list. 1517 */ 1518 chain_list_addr = trq->req_pbuf; 1519 chain_list_addr += cur_off; 1520 if (sizeof (bus_addr_t) > 4) { 1521 ce->Address.High = 1522 htole32(((uint64_t)chain_list_addr) >> 32); 1523 } 1524 ce->Address.Low = htole32(chain_list_addr & 0xffffffff); 1525 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT | 1526 MPI_SGE_FLAGS_64_BIT_ADDRESSING; 1527 1528 /* 1529 * If we have more than a frame's worth of segments left, 1530 * set up the chain list to have the last element be another 1531 * chain descriptor. 1532 */ 1533 if ((nseg - seg) > MPT_NSGL(mpt)) { 1534 this_seg_lim = seg + MPT_NSGL(mpt) - 1; 1535 /* 1536 * The length of the chain is the length in bytes of the 1537 * number of segments plus the next chain element. 1538 * 1539 * The next chain descriptor offset is the length, 1540 * in words, of the number of segments. 1541 */ 1542 ce->Length = (this_seg_lim - seg) * 1543 sizeof (SGE_SIMPLE64); 1544 ce->NextChainOffset = ce->Length >> 2; 1545 ce->Length += sizeof (SGE_CHAIN64); 1546 } else { 1547 this_seg_lim = nseg; 1548 ce->Length = (this_seg_lim - seg) * 1549 sizeof (SGE_SIMPLE64); 1550 } 1551 ce->Length = htole16(ce->Length); 1552 1553 /* 1554 * Fill in the chain list SGE elements with our segment data. 1555 * 1556 * If we're the last element in this chain list, set the last 1557 * element flag. If we're the completely last element period, 1558 * set the end of list and end of buffer flags. 1559 */ 1560 while (seg < this_seg_lim) { 1561 memset(se, 0, sizeof (*se)); 1562 se->Address.Low = htole32(dm_segs->ds_addr & 1563 0xffffffff); 1564 if (sizeof (bus_addr_t) > 4) { 1565 se->Address.High = 1566 htole32(((uint64_t)dm_segs->ds_addr) >> 32); 1567 } 1568 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1569 tf = flags; 1570 if (seg == this_seg_lim - 1) { 1571 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1572 } 1573 if (seg == nseg - 1) { 1574 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1575 MPI_SGE_FLAGS_END_OF_BUFFER; 1576 } 1577 MPI_pSGE_SET_FLAGS(se, tf); 1578 se->FlagsLength = htole32(se->FlagsLength); 1579 se++; 1580 seg++; 1581 dm_segs++; 1582 } 1583 1584 next_chain: 1585 /* 1586 * If we have more segments to do and we've used up all of 1587 * the space in a request area, go allocate another one 1588 * and chain to that. 1589 */ 1590 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) { 1591 request_t *nrq; 1592 1593 CAMLOCK_2_MPTLOCK(mpt); 1594 nrq = mpt_get_request(mpt, FALSE); 1595 MPTLOCK_2_CAMLOCK(mpt); 1596 1597 if (nrq == NULL) { 1598 error = ENOMEM; 1599 goto bad; 1600 } 1601 1602 /* 1603 * Append the new request area on the tail of our list. 1604 */ 1605 if ((trq = req->chain) == NULL) { 1606 req->chain = nrq; 1607 } else { 1608 while (trq->chain != NULL) { 1609 trq = trq->chain; 1610 } 1611 trq->chain = nrq; 1612 } 1613 trq = nrq; 1614 mpt_off = trq->req_vbuf; 1615 if (mpt->verbose >= MPT_PRT_DEBUG) { 1616 memset(mpt_off, 0xff, MPT_REQUEST_AREA); 1617 } 1618 nxt_off = 0; 1619 } 1620 } 1621 out: 1622 1623 /* 1624 * Last time we need to check if this CCB needs to be aborted. 1625 */ 1626 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1627 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1628 request_t *cmd_req = 1629 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1630 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 1631 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 1632 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 1633 } 1634 mpt_prt(mpt, 1635 "mpt_execute_req_a64: I/O cancelled (status 0x%x)\n", 1636 ccb->ccb_h.status & CAM_STATUS_MASK); 1637 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { 1638 bus_dmamap_unload(mpt->buffer_dmat, req->dmap); 1639 } 1640 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1641 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 1642 xpt_done(ccb); 1643 CAMLOCK_2_MPTLOCK(mpt); 1644 mpt_free_request(mpt, req); 1645 MPTLOCK_2_CAMLOCK(mpt); 1646 return; 1647 } 1648 1649 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1650 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 1651 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000, 1652 mpt_timeout, ccb); 1653 } 1654 if (mpt->verbose > MPT_PRT_DEBUG) { 1655 int nc = 0; 1656 mpt_print_request(req->req_vbuf); 1657 for (trq = req->chain; trq; trq = trq->chain) { 1658 printf(" Additional Chain Area %d\n", nc++); 1659 mpt_dump_sgl(trq->req_vbuf, 0); 1660 } 1661 } 1662 1663 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1664 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1665 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); 1666 #ifdef WE_TRUST_AUTO_GOOD_STATUS 1667 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && 1668 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { 1669 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; 1670 } else { 1671 tgt->state = TGT_STATE_MOVING_DATA; 1672 } 1673 #else 1674 tgt->state = TGT_STATE_MOVING_DATA; 1675 #endif 1676 } 1677 CAMLOCK_2_MPTLOCK(mpt); 1678 mpt_send_cmd(mpt, req); 1679 MPTLOCK_2_CAMLOCK(mpt); 1680 } 1681 1682 static void 1683 mpt_execute_req(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) 1684 { 1685 request_t *req, *trq; 1686 char *mpt_off; 1687 union ccb *ccb; 1688 struct mpt_softc *mpt; 1689 int seg, first_lim; 1690 uint32_t flags, nxt_off; 1691 void *sglp = NULL; 1692 MSG_REQUEST_HEADER *hdrp; 1693 SGE_SIMPLE32 *se; 1694 SGE_CHAIN32 *ce; 1695 int istgt = 0; 1696 1697 req = (request_t *)arg; 1698 ccb = req->ccb; 1699 1700 mpt = ccb->ccb_h.ccb_mpt_ptr; 1701 req = ccb->ccb_h.ccb_req_ptr; 1702 1703 hdrp = req->req_vbuf; 1704 mpt_off = req->req_vbuf; 1705 1706 1707 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1708 error = EFBIG; 1709 } 1710 1711 if (error == 0) { 1712 switch (hdrp->Function) { 1713 case MPI_FUNCTION_SCSI_IO_REQUEST: 1714 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: 1715 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL; 1716 break; 1717 case MPI_FUNCTION_TARGET_ASSIST: 1718 istgt = 1; 1719 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL; 1720 break; 1721 default: 1722 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req\n", 1723 hdrp->Function); 1724 error = EINVAL; 1725 break; 1726 } 1727 } 1728 1729 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { 1730 error = EFBIG; 1731 mpt_prt(mpt, "segment count %d too large (max %u)\n", 1732 nseg, mpt->max_seg_cnt); 1733 } 1734 1735 bad: 1736 if (error != 0) { 1737 if (error != EFBIG && error != ENOMEM) { 1738 mpt_prt(mpt, "mpt_execute_req: err %d\n", error); 1739 } 1740 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1741 cam_status status; 1742 mpt_freeze_ccb(ccb); 1743 if (error == EFBIG) { 1744 status = CAM_REQ_TOO_BIG; 1745 } else if (error == ENOMEM) { 1746 if (mpt->outofbeer == 0) { 1747 mpt->outofbeer = 1; 1748 xpt_freeze_simq(mpt->sim, 1); 1749 mpt_lprt(mpt, MPT_PRT_DEBUG, 1750 "FREEZEQ\n"); 1751 } 1752 status = CAM_REQUEUE_REQ; 1753 } else { 1754 status = CAM_REQ_CMP_ERR; 1755 } 1756 mpt_set_ccb_status(ccb, status); 1757 } 1758 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 1759 request_t *cmd_req = 1760 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 1761 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 1762 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 1763 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 1764 } 1765 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1766 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 1767 xpt_done(ccb); 1768 CAMLOCK_2_MPTLOCK(mpt); 1769 mpt_free_request(mpt, req); 1770 MPTLOCK_2_CAMLOCK(mpt); 1771 return; 1772 } 1773 1774 /* 1775 * No data to transfer? 1776 * Just make a single simple SGL with zero length. 1777 */ 1778 1779 if (mpt->verbose >= MPT_PRT_DEBUG) { 1780 int tidx = ((char *)sglp) - mpt_off; 1781 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx); 1782 } 1783 1784 if (nseg == 0) { 1785 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp; 1786 MPI_pSGE_SET_FLAGS(se1, 1787 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER | 1788 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST)); 1789 se1->FlagsLength = htole32(se1->FlagsLength); 1790 goto out; 1791 } 1792 1793 1794 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT; 1795 if (istgt == 0) { 1796 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { 1797 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1798 } 1799 } else { 1800 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1801 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 1802 } 1803 } 1804 1805 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) { 1806 bus_dmasync_op_t op; 1807 if (istgt) { 1808 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1809 op = BUS_DMASYNC_PREREAD; 1810 } else { 1811 op = BUS_DMASYNC_PREWRITE; 1812 } 1813 } else { 1814 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1815 op = BUS_DMASYNC_PREWRITE; 1816 } else { 1817 op = BUS_DMASYNC_PREREAD; 1818 } 1819 } 1820 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); 1821 } 1822 1823 /* 1824 * Okay, fill in what we can at the end of the command frame. 1825 * If we have up to MPT_NSGL_FIRST, we can fit them all into 1826 * the command frame. 1827 * 1828 * Otherwise, we fill up through MPT_NSGL_FIRST less one 1829 * SIMPLE32 pointers and start doing CHAIN32 entries after 1830 * that. 1831 */ 1832 1833 if (nseg < MPT_NSGL_FIRST(mpt)) { 1834 first_lim = nseg; 1835 } else { 1836 /* 1837 * Leave room for CHAIN element 1838 */ 1839 first_lim = MPT_NSGL_FIRST(mpt) - 1; 1840 } 1841 1842 se = (SGE_SIMPLE32 *) sglp; 1843 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) { 1844 uint32_t tf; 1845 1846 memset(se, 0,sizeof (*se)); 1847 se->Address = htole32(dm_segs->ds_addr); 1848 1849 1850 1851 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1852 tf = flags; 1853 if (seg == first_lim - 1) { 1854 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1855 } 1856 if (seg == nseg - 1) { 1857 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1858 MPI_SGE_FLAGS_END_OF_BUFFER; 1859 } 1860 MPI_pSGE_SET_FLAGS(se, tf); 1861 se->FlagsLength = htole32(se->FlagsLength); 1862 } 1863 1864 if (seg == nseg) { 1865 goto out; 1866 } 1867 1868 /* 1869 * Tell the IOC where to find the first chain element. 1870 */ 1871 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2; 1872 nxt_off = MPT_RQSL(mpt); 1873 trq = req; 1874 1875 /* 1876 * Make up the rest of the data segments out of a chain element 1877 * (contiained in the current request frame) which points to 1878 * SIMPLE32 elements in the next request frame, possibly ending 1879 * with *another* chain element (if there's more). 1880 */ 1881 while (seg < nseg) { 1882 int this_seg_lim; 1883 uint32_t tf, cur_off; 1884 bus_addr_t chain_list_addr; 1885 1886 /* 1887 * Point to the chain descriptor. Note that the chain 1888 * descriptor is at the end of the *previous* list (whether 1889 * chain or simple). 1890 */ 1891 ce = (SGE_CHAIN32 *) se; 1892 1893 /* 1894 * Before we change our current pointer, make sure we won't 1895 * overflow the request area with this frame. Note that we 1896 * test against 'greater than' here as it's okay in this case 1897 * to have next offset be just outside the request area. 1898 */ 1899 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) { 1900 nxt_off = MPT_REQUEST_AREA; 1901 goto next_chain; 1902 } 1903 1904 /* 1905 * Set our SGE element pointer to the beginning of the chain 1906 * list and update our next chain list offset. 1907 */ 1908 se = (SGE_SIMPLE32 *) &mpt_off[nxt_off]; 1909 cur_off = nxt_off; 1910 nxt_off += MPT_RQSL(mpt); 1911 1912 /* 1913 * Now initialized the chain descriptor. 1914 */ 1915 memset(ce, 0, sizeof (*ce)); 1916 1917 /* 1918 * Get the physical address of the chain list. 1919 */ 1920 chain_list_addr = trq->req_pbuf; 1921 chain_list_addr += cur_off; 1922 1923 1924 1925 ce->Address = htole32(chain_list_addr); 1926 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT; 1927 1928 1929 /* 1930 * If we have more than a frame's worth of segments left, 1931 * set up the chain list to have the last element be another 1932 * chain descriptor. 1933 */ 1934 if ((nseg - seg) > MPT_NSGL(mpt)) { 1935 this_seg_lim = seg + MPT_NSGL(mpt) - 1; 1936 /* 1937 * The length of the chain is the length in bytes of the 1938 * number of segments plus the next chain element. 1939 * 1940 * The next chain descriptor offset is the length, 1941 * in words, of the number of segments. 1942 */ 1943 ce->Length = (this_seg_lim - seg) * 1944 sizeof (SGE_SIMPLE32); 1945 ce->NextChainOffset = ce->Length >> 2; 1946 ce->Length += sizeof (SGE_CHAIN32); 1947 } else { 1948 this_seg_lim = nseg; 1949 ce->Length = (this_seg_lim - seg) * 1950 sizeof (SGE_SIMPLE32); 1951 } 1952 ce->Length = htole16(ce->Length); 1953 1954 /* 1955 * Fill in the chain list SGE elements with our segment data. 1956 * 1957 * If we're the last element in this chain list, set the last 1958 * element flag. If we're the completely last element period, 1959 * set the end of list and end of buffer flags. 1960 */ 1961 while (seg < this_seg_lim) { 1962 memset(se, 0, sizeof (*se)); 1963 se->Address = htole32(dm_segs->ds_addr); 1964 1965 1966 1967 1968 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); 1969 tf = flags; 1970 if (seg == this_seg_lim - 1) { 1971 tf |= MPI_SGE_FLAGS_LAST_ELEMENT; 1972 } 1973 if (seg == nseg - 1) { 1974 tf |= MPI_SGE_FLAGS_END_OF_LIST | 1975 MPI_SGE_FLAGS_END_OF_BUFFER; 1976 } 1977 MPI_pSGE_SET_FLAGS(se, tf); 1978 se->FlagsLength = htole32(se->FlagsLength); 1979 se++; 1980 seg++; 1981 dm_segs++; 1982 } 1983 1984 next_chain: 1985 /* 1986 * If we have more segments to do and we've used up all of 1987 * the space in a request area, go allocate another one 1988 * and chain to that. 1989 */ 1990 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) { 1991 request_t *nrq; 1992 1993 CAMLOCK_2_MPTLOCK(mpt); 1994 nrq = mpt_get_request(mpt, FALSE); 1995 MPTLOCK_2_CAMLOCK(mpt); 1996 1997 if (nrq == NULL) { 1998 error = ENOMEM; 1999 goto bad; 2000 } 2001 2002 /* 2003 * Append the new request area on the tail of our list. 2004 */ 2005 if ((trq = req->chain) == NULL) { 2006 req->chain = nrq; 2007 } else { 2008 while (trq->chain != NULL) { 2009 trq = trq->chain; 2010 } 2011 trq->chain = nrq; 2012 } 2013 trq = nrq; 2014 mpt_off = trq->req_vbuf; 2015 if (mpt->verbose >= MPT_PRT_DEBUG) { 2016 memset(mpt_off, 0xff, MPT_REQUEST_AREA); 2017 } 2018 nxt_off = 0; 2019 } 2020 } 2021 out: 2022 2023 /* 2024 * Last time we need to check if this CCB needs to be aborted. 2025 */ 2026 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 2027 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 2028 request_t *cmd_req = 2029 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 2030 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; 2031 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; 2032 MPT_TGT_STATE(mpt, cmd_req)->req = NULL; 2033 } 2034 mpt_prt(mpt, 2035 "mpt_execute_req: I/O cancelled (status 0x%x)\n", 2036 ccb->ccb_h.status & CAM_STATUS_MASK); 2037 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { 2038 bus_dmamap_unload(mpt->buffer_dmat, req->dmap); 2039 } 2040 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2041 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 2042 xpt_done(ccb); 2043 CAMLOCK_2_MPTLOCK(mpt); 2044 mpt_free_request(mpt, req); 2045 MPTLOCK_2_CAMLOCK(mpt); 2046 return; 2047 } 2048 2049 ccb->ccb_h.status |= CAM_SIM_QUEUED; 2050 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 2051 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000, 2052 mpt_timeout, ccb); 2053 } 2054 if (mpt->verbose > MPT_PRT_DEBUG) { 2055 int nc = 0; 2056 mpt_print_request(req->req_vbuf); 2057 for (trq = req->chain; trq; trq = trq->chain) { 2058 printf(" Additional Chain Area %d\n", nc++); 2059 mpt_dump_sgl(trq->req_vbuf, 0); 2060 } 2061 } 2062 2063 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { 2064 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); 2065 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); 2066 #ifdef WE_TRUST_AUTO_GOOD_STATUS 2067 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && 2068 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { 2069 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; 2070 } else { 2071 tgt->state = TGT_STATE_MOVING_DATA; 2072 } 2073 #else 2074 tgt->state = TGT_STATE_MOVING_DATA; 2075 #endif 2076 } 2077 CAMLOCK_2_MPTLOCK(mpt); 2078 mpt_send_cmd(mpt, req); 2079 MPTLOCK_2_CAMLOCK(mpt); 2080 } 2081 2082 static void 2083 mpt_start(struct cam_sim *sim, union ccb *ccb) 2084 { 2085 request_t *req; 2086 struct mpt_softc *mpt; 2087 MSG_SCSI_IO_REQUEST *mpt_req; 2088 struct ccb_scsiio *csio = &ccb->csio; 2089 struct ccb_hdr *ccbh = &ccb->ccb_h; 2090 bus_dmamap_callback_t *cb; 2091 target_id_t tgt; 2092 int raid_passthru; 2093 2094 /* Get the pointer for the physical addapter */ 2095 mpt = ccb->ccb_h.ccb_mpt_ptr; 2096 raid_passthru = (sim == mpt->phydisk_sim); 2097 2098 CAMLOCK_2_MPTLOCK(mpt); 2099 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 2100 if (mpt->outofbeer == 0) { 2101 mpt->outofbeer = 1; 2102 xpt_freeze_simq(mpt->sim, 1); 2103 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); 2104 } 2105 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2106 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 2107 MPTLOCK_2_CAMLOCK(mpt); 2108 xpt_done(ccb); 2109 return; 2110 } 2111 #ifdef INVARIANTS 2112 mpt_req_not_spcl(mpt, req, "mpt_start", __LINE__); 2113 #endif 2114 MPTLOCK_2_CAMLOCK(mpt); 2115 2116 if (sizeof (bus_addr_t) > 4) { 2117 cb = mpt_execute_req_a64; 2118 } else { 2119 cb = mpt_execute_req; 2120 } 2121 2122 /* 2123 * Link the ccb and the request structure so we can find 2124 * the other knowing either the request or the ccb 2125 */ 2126 req->ccb = ccb; 2127 ccb->ccb_h.ccb_req_ptr = req; 2128 2129 /* Now we build the command for the IOC */ 2130 mpt_req = req->req_vbuf; 2131 memset(mpt_req, 0, sizeof (MSG_SCSI_IO_REQUEST)); 2132 2133 mpt_req->Function = MPI_FUNCTION_SCSI_IO_REQUEST; 2134 if (raid_passthru) { 2135 mpt_req->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; 2136 CAMLOCK_2_MPTLOCK(mpt); 2137 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) { 2138 MPTLOCK_2_CAMLOCK(mpt); 2139 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2140 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE); 2141 xpt_done(ccb); 2142 return; 2143 } 2144 MPTLOCK_2_CAMLOCK(mpt); 2145 mpt_req->Bus = 0; /* we never set bus here */ 2146 } else { 2147 tgt = ccb->ccb_h.target_id; 2148 mpt_req->Bus = 0; /* XXX */ 2149 2150 } 2151 mpt_req->SenseBufferLength = 2152 (csio->sense_len < MPT_SENSE_SIZE) ? 2153 csio->sense_len : MPT_SENSE_SIZE; 2154 2155 /* 2156 * We use the message context to find the request structure when we 2157 * Get the command completion interrupt from the IOC. 2158 */ 2159 mpt_req->MsgContext = htole32(req->index | scsi_io_handler_id); 2160 2161 /* Which physical device to do the I/O on */ 2162 mpt_req->TargetID = tgt; 2163 2164 /* We assume a single level LUN type */ 2165 if (ccb->ccb_h.target_lun >= MPT_MAX_LUNS) { 2166 mpt_req->LUN[0] = 0x40 | ((ccb->ccb_h.target_lun >> 8) & 0x3f); 2167 mpt_req->LUN[1] = ccb->ccb_h.target_lun & 0xff; 2168 } else { 2169 mpt_req->LUN[1] = ccb->ccb_h.target_lun; 2170 } 2171 2172 /* Set the direction of the transfer */ 2173 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 2174 mpt_req->Control = MPI_SCSIIO_CONTROL_READ; 2175 } else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { 2176 mpt_req->Control = MPI_SCSIIO_CONTROL_WRITE; 2177 } else { 2178 mpt_req->Control = MPI_SCSIIO_CONTROL_NODATATRANSFER; 2179 } 2180 2181 if ((ccb->ccb_h.flags & CAM_TAG_ACTION_VALID) != 0) { 2182 switch(ccb->csio.tag_action) { 2183 case MSG_HEAD_OF_Q_TAG: 2184 mpt_req->Control |= MPI_SCSIIO_CONTROL_HEADOFQ; 2185 break; 2186 case MSG_ACA_TASK: 2187 mpt_req->Control |= MPI_SCSIIO_CONTROL_ACAQ; 2188 break; 2189 case MSG_ORDERED_Q_TAG: 2190 mpt_req->Control |= MPI_SCSIIO_CONTROL_ORDEREDQ; 2191 break; 2192 case MSG_SIMPLE_Q_TAG: 2193 default: 2194 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ; 2195 break; 2196 } 2197 } else { 2198 if (mpt->is_fc || mpt->is_sas) { 2199 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ; 2200 } else { 2201 /* XXX No such thing for a target doing packetized. */ 2202 mpt_req->Control |= MPI_SCSIIO_CONTROL_UNTAGGED; 2203 } 2204 } 2205 2206 if (mpt->is_spi) { 2207 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 2208 mpt_req->Control |= MPI_SCSIIO_CONTROL_NO_DISCONNECT; 2209 } 2210 } 2211 mpt_req->Control = htole32(mpt_req->Control); 2212 2213 /* Copy the scsi command block into place */ 2214 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 2215 bcopy(csio->cdb_io.cdb_ptr, mpt_req->CDB, csio->cdb_len); 2216 } else { 2217 bcopy(csio->cdb_io.cdb_bytes, mpt_req->CDB, csio->cdb_len); 2218 } 2219 2220 mpt_req->CDBLength = csio->cdb_len; 2221 mpt_req->DataLength = htole32(csio->dxfer_len); 2222 mpt_req->SenseBufferLowAddr = htole32(req->sense_pbuf); 2223 2224 /* 2225 * Do a *short* print here if we're set to MPT_PRT_DEBUG 2226 */ 2227 if (mpt->verbose == MPT_PRT_DEBUG) { 2228 U32 df; 2229 mpt_prt(mpt, "mpt_start: %s op 0x%x ", 2230 (mpt_req->Function == MPI_FUNCTION_SCSI_IO_REQUEST)? 2231 "SCSI_IO_REQUEST" : "SCSI_IO_PASSTHRU", mpt_req->CDB[0]); 2232 df = mpt_req->Control & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK; 2233 if (df != MPI_SCSIIO_CONTROL_NODATATRANSFER) { 2234 mpt_prtc(mpt, "(%s %u byte%s ", 2235 (df == MPI_SCSIIO_CONTROL_READ)? 2236 "read" : "write", csio->dxfer_len, 2237 (csio->dxfer_len == 1)? ")" : "s)"); 2238 } 2239 mpt_prtc(mpt, "tgt %u lun %u req %p:%u\n", tgt, 2240 ccb->ccb_h.target_lun, req, req->serno); 2241 } 2242 2243 /* 2244 * If we have any data to send with this command map it into bus space. 2245 */ 2246 if ((ccbh->flags & CAM_DIR_MASK) != CAM_DIR_NONE) { 2247 if ((ccbh->flags & CAM_SCATTER_VALID) == 0) { 2248 /* 2249 * We've been given a pointer to a single buffer. 2250 */ 2251 if ((ccbh->flags & CAM_DATA_PHYS) == 0) { 2252 /* 2253 * Virtual address that needs to translated into 2254 * one or more physical address ranges. 2255 */ 2256 int error; 2257 int s = splsoftvm(); 2258 error = bus_dmamap_load(mpt->buffer_dmat, 2259 req->dmap, csio->data_ptr, csio->dxfer_len, 2260 cb, req, 0); 2261 splx(s); 2262 if (error == EINPROGRESS) { 2263 /* 2264 * So as to maintain ordering, 2265 * freeze the controller queue 2266 * until our mapping is 2267 * returned. 2268 */ 2269 xpt_freeze_simq(mpt->sim, 1); 2270 ccbh->status |= CAM_RELEASE_SIMQ; 2271 } 2272 } else { 2273 /* 2274 * We have been given a pointer to single 2275 * physical buffer. 2276 */ 2277 struct bus_dma_segment seg; 2278 seg.ds_addr = 2279 (bus_addr_t)(vm_offset_t)csio->data_ptr; 2280 seg.ds_len = csio->dxfer_len; 2281 (*cb)(req, &seg, 1, 0); 2282 } 2283 } else { 2284 /* 2285 * We have been given a list of addresses. 2286 * This case could be easily supported but they are not 2287 * currently generated by the CAM subsystem so there 2288 * is no point in wasting the time right now. 2289 */ 2290 struct bus_dma_segment *segs; 2291 if ((ccbh->flags & CAM_SG_LIST_PHYS) == 0) { 2292 (*cb)(req, NULL, 0, EFAULT); 2293 } else { 2294 /* Just use the segments provided */ 2295 segs = (struct bus_dma_segment *)csio->data_ptr; 2296 (*cb)(req, segs, csio->sglist_cnt, 0); 2297 } 2298 } 2299 } else { 2300 (*cb)(req, NULL, 0, 0); 2301 } 2302 } 2303 2304 static int 2305 mpt_bus_reset(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun, 2306 int sleep_ok) 2307 { 2308 int error; 2309 uint16_t status; 2310 uint8_t response; 2311 2312 error = mpt_scsi_send_tmf(mpt, 2313 (tgt != CAM_TARGET_WILDCARD || lun != CAM_LUN_WILDCARD) ? 2314 MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET : 2315 MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, 2316 mpt->is_fc ? MPI_SCSITASKMGMT_MSGFLAGS_LIP_RESET_OPTION : 0, 2317 0, /* XXX How do I get the channel ID? */ 2318 tgt != CAM_TARGET_WILDCARD ? tgt : 0, 2319 lun != CAM_LUN_WILDCARD ? lun : 0, 2320 0, sleep_ok); 2321 2322 if (error != 0) { 2323 /* 2324 * mpt_scsi_send_tmf hard resets on failure, so no 2325 * need to do so here. 2326 */ 2327 mpt_prt(mpt, 2328 "mpt_bus_reset: mpt_scsi_send_tmf returned %d\n", error); 2329 return (EIO); 2330 } 2331 2332 /* Wait for bus reset to be processed by the IOC. */ 2333 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE, 2334 REQ_STATE_DONE, sleep_ok, 5000); 2335 2336 status = le16toh(mpt->tmf_req->IOCStatus); 2337 response = mpt->tmf_req->ResponseCode; 2338 mpt->tmf_req->state = REQ_STATE_FREE; 2339 2340 if (error) { 2341 mpt_prt(mpt, "mpt_bus_reset: Reset timed-out. " 2342 "Resetting controller.\n"); 2343 mpt_reset(mpt, TRUE); 2344 return (ETIMEDOUT); 2345 } 2346 2347 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { 2348 mpt_prt(mpt, "mpt_bus_reset: TMF IOC Status 0x%x. " 2349 "Resetting controller.\n", status); 2350 mpt_reset(mpt, TRUE); 2351 return (EIO); 2352 } 2353 2354 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED && 2355 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) { 2356 mpt_prt(mpt, "mpt_bus_reset: TMF Response 0x%x. " 2357 "Resetting controller.\n", response); 2358 mpt_reset(mpt, TRUE); 2359 return (EIO); 2360 } 2361 return (0); 2362 } 2363 2364 static int 2365 mpt_fc_reset_link(struct mpt_softc *mpt, int dowait) 2366 { 2367 int r = 0; 2368 request_t *req; 2369 PTR_MSG_FC_PRIMITIVE_SEND_REQUEST fc; 2370 2371 req = mpt_get_request(mpt, FALSE); 2372 if (req == NULL) { 2373 return (ENOMEM); 2374 } 2375 fc = req->req_vbuf; 2376 memset(fc, 0, sizeof(*fc)); 2377 fc->SendFlags = MPI_FC_PRIM_SEND_FLAGS_RESET_LINK; 2378 fc->Function = MPI_FUNCTION_FC_PRIMITIVE_SEND; 2379 fc->MsgContext = htole32(req->index | fc_els_handler_id); 2380 mpt_send_cmd(mpt, req); 2381 if (dowait) { 2382 r = mpt_wait_req(mpt, req, REQ_STATE_DONE, 2383 REQ_STATE_DONE, FALSE, 60 * 1000); 2384 if (r == 0) { 2385 mpt_free_request(mpt, req); 2386 } 2387 } 2388 return (r); 2389 } 2390 2391 static int 2392 mpt_cam_event(struct mpt_softc *mpt, request_t *req, 2393 MSG_EVENT_NOTIFY_REPLY *msg) 2394 { 2395 uint32_t data0, data1; 2396 2397 data0 = le32toh(msg->Data[0]); 2398 data1 = le32toh(msg->Data[1]); 2399 switch(msg->Event & 0xFF) { 2400 case MPI_EVENT_UNIT_ATTENTION: 2401 mpt_prt(mpt, "UNIT ATTENTION: Bus: 0x%02x TargetID: 0x%02x\n", 2402 (data0 >> 8) & 0xff, data0 & 0xff); 2403 break; 2404 2405 case MPI_EVENT_IOC_BUS_RESET: 2406 /* We generated a bus reset */ 2407 mpt_prt(mpt, "IOC Generated Bus Reset Port: %d\n", 2408 (data0 >> 8) & 0xff); 2409 xpt_async(AC_BUS_RESET, mpt->path, NULL); 2410 break; 2411 2412 case MPI_EVENT_EXT_BUS_RESET: 2413 /* Someone else generated a bus reset */ 2414 mpt_prt(mpt, "External Bus Reset Detected\n"); 2415 /* 2416 * These replies don't return EventData like the MPI 2417 * spec says they do 2418 */ 2419 xpt_async(AC_BUS_RESET, mpt->path, NULL); 2420 break; 2421 2422 case MPI_EVENT_RESCAN: 2423 #if __FreeBSD_version >= 600000 2424 { 2425 union ccb *ccb; 2426 uint32_t pathid; 2427 /* 2428 * In general this means a device has been added to the loop. 2429 */ 2430 mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff); 2431 if (mpt->ready == 0) { 2432 break; 2433 } 2434 if (mpt->phydisk_sim) { 2435 pathid = cam_sim_path(mpt->phydisk_sim); 2436 } else { 2437 pathid = cam_sim_path(mpt->sim); 2438 } 2439 MPTLOCK_2_CAMLOCK(mpt); 2440 /* 2441 * Allocate a CCB, create a wildcard path for this bus, 2442 * and schedule a rescan. 2443 */ 2444 ccb = xpt_alloc_ccb_nowait(); 2445 if (ccb == NULL) { 2446 mpt_prt(mpt, "unable to alloc CCB for rescan\n"); 2447 CAMLOCK_2_MPTLOCK(mpt); 2448 break; 2449 } 2450 2451 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, pathid, 2452 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2453 CAMLOCK_2_MPTLOCK(mpt); 2454 mpt_prt(mpt, "unable to create path for rescan\n"); 2455 xpt_free_ccb(ccb); 2456 break; 2457 } 2458 xpt_rescan(ccb); 2459 CAMLOCK_2_MPTLOCK(mpt); 2460 break; 2461 } 2462 #else 2463 mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff); 2464 break; 2465 #endif 2466 case MPI_EVENT_LINK_STATUS_CHANGE: 2467 mpt_prt(mpt, "Port %d: LinkState: %s\n", 2468 (data1 >> 8) & 0xff, 2469 ((data0 & 0xff) == 0)? "Failed" : "Active"); 2470 break; 2471 2472 case MPI_EVENT_LOOP_STATE_CHANGE: 2473 switch ((data0 >> 16) & 0xff) { 2474 case 0x01: 2475 mpt_prt(mpt, 2476 "Port 0x%x: FC LinkEvent: LIP(%02x,%02x) " 2477 "(Loop Initialization)\n", 2478 (data1 >> 8) & 0xff, 2479 (data0 >> 8) & 0xff, 2480 (data0 ) & 0xff); 2481 switch ((data0 >> 8) & 0xff) { 2482 case 0xF7: 2483 if ((data0 & 0xff) == 0xF7) { 2484 mpt_prt(mpt, "Device needs AL_PA\n"); 2485 } else { 2486 mpt_prt(mpt, "Device %02x doesn't like " 2487 "FC performance\n", 2488 data0 & 0xFF); 2489 } 2490 break; 2491 case 0xF8: 2492 if ((data0 & 0xff) == 0xF7) { 2493 mpt_prt(mpt, "Device had loop failure " 2494 "at its receiver prior to acquiring" 2495 " AL_PA\n"); 2496 } else { 2497 mpt_prt(mpt, "Device %02x detected loop" 2498 " failure at its receiver\n", 2499 data0 & 0xFF); 2500 } 2501 break; 2502 default: 2503 mpt_prt(mpt, "Device %02x requests that device " 2504 "%02x reset itself\n", 2505 data0 & 0xFF, 2506 (data0 >> 8) & 0xFF); 2507 break; 2508 } 2509 break; 2510 case 0x02: 2511 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: " 2512 "LPE(%02x,%02x) (Loop Port Enable)\n", 2513 (data1 >> 8) & 0xff, /* Port */ 2514 (data0 >> 8) & 0xff, /* Character 3 */ 2515 (data0 ) & 0xff /* Character 4 */); 2516 break; 2517 case 0x03: 2518 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: " 2519 "LPB(%02x,%02x) (Loop Port Bypass)\n", 2520 (data1 >> 8) & 0xff, /* Port */ 2521 (data0 >> 8) & 0xff, /* Character 3 */ 2522 (data0 ) & 0xff /* Character 4 */); 2523 break; 2524 default: 2525 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: Unknown " 2526 "FC event (%02x %02x %02x)\n", 2527 (data1 >> 8) & 0xff, /* Port */ 2528 (data0 >> 16) & 0xff, /* Event */ 2529 (data0 >> 8) & 0xff, /* Character 3 */ 2530 (data0 ) & 0xff /* Character 4 */); 2531 } 2532 break; 2533 2534 case MPI_EVENT_LOGOUT: 2535 mpt_prt(mpt, "FC Logout Port: %d N_PortID: %02x\n", 2536 (data1 >> 8) & 0xff, data0); 2537 break; 2538 case MPI_EVENT_QUEUE_FULL: 2539 { 2540 struct cam_sim *sim; 2541 struct cam_path *tmppath; 2542 struct ccb_relsim crs; 2543 PTR_EVENT_DATA_QUEUE_FULL pqf; 2544 lun_id_t lun_id; 2545 2546 pqf = (PTR_EVENT_DATA_QUEUE_FULL)msg->Data; 2547 pqf->CurrentDepth = le16toh(pqf->CurrentDepth); 2548 mpt_prt(mpt, "QUEUE FULL EVENT: Bus 0x%02x Target 0x%02x Depth " 2549 "%d\n", pqf->Bus, pqf->TargetID, pqf->CurrentDepth); 2550 if (mpt->phydisk_sim) { 2551 sim = mpt->phydisk_sim; 2552 } else { 2553 sim = mpt->sim; 2554 } 2555 MPTLOCK_2_CAMLOCK(mpt); 2556 for (lun_id = 0; lun_id < MPT_MAX_LUNS; lun_id++) { 2557 if (xpt_create_path(&tmppath, NULL, cam_sim_path(sim), 2558 pqf->TargetID, lun_id) != CAM_REQ_CMP) { 2559 mpt_prt(mpt, "unable to create a path to send " 2560 "XPT_REL_SIMQ"); 2561 CAMLOCK_2_MPTLOCK(mpt); 2562 break; 2563 } 2564 xpt_setup_ccb(&crs.ccb_h, tmppath, 5); 2565 crs.ccb_h.func_code = XPT_REL_SIMQ; 2566 crs.ccb_h.flags = CAM_DEV_QFREEZE; 2567 crs.release_flags = RELSIM_ADJUST_OPENINGS; 2568 crs.openings = pqf->CurrentDepth - 1; 2569 xpt_action((union ccb *)&crs); 2570 if (crs.ccb_h.status != CAM_REQ_CMP) { 2571 mpt_prt(mpt, "XPT_REL_SIMQ failed\n"); 2572 } 2573 xpt_free_path(tmppath); 2574 } 2575 CAMLOCK_2_MPTLOCK(mpt); 2576 break; 2577 } 2578 case MPI_EVENT_EVENT_CHANGE: 2579 case MPI_EVENT_INTEGRATED_RAID: 2580 case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: 2581 case MPI_EVENT_SAS_SES: 2582 break; 2583 default: 2584 mpt_lprt(mpt, MPT_PRT_WARN, "mpt_cam_event: 0x%x\n", 2585 msg->Event & 0xFF); 2586 return (0); 2587 } 2588 return (1); 2589 } 2590 2591 /* 2592 * Reply path for all SCSI I/O requests, called from our 2593 * interrupt handler by extracting our handler index from 2594 * the MsgContext field of the reply from the IOC. 2595 * 2596 * This routine is optimized for the common case of a 2597 * completion without error. All exception handling is 2598 * offloaded to non-inlined helper routines to minimize 2599 * cache footprint. 2600 */ 2601 static int 2602 mpt_scsi_reply_handler(struct mpt_softc *mpt, request_t *req, 2603 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 2604 { 2605 MSG_SCSI_IO_REQUEST *scsi_req; 2606 union ccb *ccb; 2607 2608 if (req->state == REQ_STATE_FREE) { 2609 mpt_prt(mpt, "mpt_scsi_reply_handler: req already free\n"); 2610 return (TRUE); 2611 } 2612 2613 scsi_req = (MSG_SCSI_IO_REQUEST *)req->req_vbuf; 2614 ccb = req->ccb; 2615 if (ccb == NULL) { 2616 mpt_prt(mpt, "mpt_scsi_reply_handler: req %p:%u with no ccb\n", 2617 req, req->serno); 2618 return (TRUE); 2619 } 2620 2621 mpt_req_untimeout(req, mpt_timeout, ccb); 2622 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2623 2624 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) { 2625 bus_dmasync_op_t op; 2626 2627 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) 2628 op = BUS_DMASYNC_POSTREAD; 2629 else 2630 op = BUS_DMASYNC_POSTWRITE; 2631 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); 2632 bus_dmamap_unload(mpt->buffer_dmat, req->dmap); 2633 } 2634 2635 if (reply_frame == NULL) { 2636 /* 2637 * Context only reply, completion without error status. 2638 */ 2639 ccb->csio.resid = 0; 2640 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 2641 ccb->csio.scsi_status = SCSI_STATUS_OK; 2642 } else { 2643 mpt_scsi_reply_frame_handler(mpt, req, reply_frame); 2644 } 2645 2646 if (mpt->outofbeer) { 2647 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 2648 mpt->outofbeer = 0; 2649 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); 2650 } 2651 if (scsi_req->CDB[0] == INQUIRY && (scsi_req->CDB[1] & SI_EVPD) == 0) { 2652 struct scsi_inquiry_data *iq = 2653 (struct scsi_inquiry_data *)ccb->csio.data_ptr; 2654 if (scsi_req->Function == 2655 MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) { 2656 /* 2657 * Fake out the device type so that only the 2658 * pass-thru device will attach. 2659 */ 2660 iq->device &= ~0x1F; 2661 iq->device |= T_NODEVICE; 2662 } 2663 } 2664 if (mpt->verbose == MPT_PRT_DEBUG) { 2665 mpt_prt(mpt, "mpt_scsi_reply_handler: %p:%u complete\n", 2666 req, req->serno); 2667 } 2668 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 2669 MPTLOCK_2_CAMLOCK(mpt); 2670 xpt_done(ccb); 2671 CAMLOCK_2_MPTLOCK(mpt); 2672 if ((req->state & REQ_STATE_TIMEDOUT) == 0) { 2673 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2674 } else { 2675 mpt_prt(mpt, "completing timedout/aborted req %p:%u\n", 2676 req, req->serno); 2677 TAILQ_REMOVE(&mpt->request_timeout_list, req, links); 2678 } 2679 KASSERT((req->state & REQ_STATE_NEED_WAKEUP) == 0, 2680 ("CCB req needed wakeup")); 2681 #ifdef INVARIANTS 2682 mpt_req_not_spcl(mpt, req, "mpt_scsi_reply_handler", __LINE__); 2683 #endif 2684 mpt_free_request(mpt, req); 2685 return (TRUE); 2686 } 2687 2688 static int 2689 mpt_scsi_tmf_reply_handler(struct mpt_softc *mpt, request_t *req, 2690 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 2691 { 2692 MSG_SCSI_TASK_MGMT_REPLY *tmf_reply; 2693 2694 KASSERT(req == mpt->tmf_req, ("TMF Reply not using mpt->tmf_req")); 2695 #ifdef INVARIANTS 2696 mpt_req_not_spcl(mpt, req, "mpt_scsi_tmf_reply_handler", __LINE__); 2697 #endif 2698 tmf_reply = (MSG_SCSI_TASK_MGMT_REPLY *)reply_frame; 2699 /* Record IOC Status and Response Code of TMF for any waiters. */ 2700 req->IOCStatus = le16toh(tmf_reply->IOCStatus); 2701 req->ResponseCode = tmf_reply->ResponseCode; 2702 2703 mpt_lprt(mpt, MPT_PRT_DEBUG, "TMF complete: req %p:%u status 0x%x\n", 2704 req, req->serno, le16toh(tmf_reply->IOCStatus)); 2705 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2706 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) { 2707 req->state |= REQ_STATE_DONE; 2708 wakeup(req); 2709 } else { 2710 mpt->tmf_req->state = REQ_STATE_FREE; 2711 } 2712 return (TRUE); 2713 } 2714 2715 /* 2716 * XXX: Move to definitions file 2717 */ 2718 #define ELS 0x22 2719 #define FC4LS 0x32 2720 #define ABTS 0x81 2721 #define BA_ACC 0x84 2722 2723 #define LS_RJT 0x01 2724 #define LS_ACC 0x02 2725 #define PLOGI 0x03 2726 #define LOGO 0x05 2727 #define SRR 0x14 2728 #define PRLI 0x20 2729 #define PRLO 0x21 2730 #define ADISC 0x52 2731 #define RSCN 0x61 2732 2733 static void 2734 mpt_fc_els_send_response(struct mpt_softc *mpt, request_t *req, 2735 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp, U8 length) 2736 { 2737 uint32_t fl; 2738 MSG_LINK_SERVICE_RSP_REQUEST tmp; 2739 PTR_MSG_LINK_SERVICE_RSP_REQUEST rsp; 2740 2741 /* 2742 * We are going to reuse the ELS request to send this response back. 2743 */ 2744 rsp = &tmp; 2745 memset(rsp, 0, sizeof(*rsp)); 2746 2747 #ifdef USE_IMMEDIATE_LINK_DATA 2748 /* 2749 * Apparently the IMMEDIATE stuff doesn't seem to work. 2750 */ 2751 rsp->RspFlags = LINK_SERVICE_RSP_FLAGS_IMMEDIATE; 2752 #endif 2753 rsp->RspLength = length; 2754 rsp->Function = MPI_FUNCTION_FC_LINK_SRVC_RSP; 2755 rsp->MsgContext = htole32(req->index | fc_els_handler_id); 2756 2757 /* 2758 * Copy over information from the original reply frame to 2759 * it's correct place in the response. 2760 */ 2761 memcpy((U8 *)rsp + 0x0c, (U8 *)rp + 0x1c, 24); 2762 2763 /* 2764 * And now copy back the temporary area to the original frame. 2765 */ 2766 memcpy(req->req_vbuf, rsp, sizeof (MSG_LINK_SERVICE_RSP_REQUEST)); 2767 rsp = req->req_vbuf; 2768 2769 #ifdef USE_IMMEDIATE_LINK_DATA 2770 memcpy((U8 *)&rsp->SGL, &((U8 *)req->req_vbuf)[MPT_RQSL(mpt)], length); 2771 #else 2772 { 2773 PTR_SGE_SIMPLE32 se = (PTR_SGE_SIMPLE32) &rsp->SGL; 2774 bus_addr_t paddr = req->req_pbuf; 2775 paddr += MPT_RQSL(mpt); 2776 2777 fl = 2778 MPI_SGE_FLAGS_HOST_TO_IOC | 2779 MPI_SGE_FLAGS_SIMPLE_ELEMENT | 2780 MPI_SGE_FLAGS_LAST_ELEMENT | 2781 MPI_SGE_FLAGS_END_OF_LIST | 2782 MPI_SGE_FLAGS_END_OF_BUFFER; 2783 fl <<= MPI_SGE_FLAGS_SHIFT; 2784 fl |= (length); 2785 se->FlagsLength = htole32(fl); 2786 se->Address = htole32((uint32_t) paddr); 2787 } 2788 #endif 2789 2790 /* 2791 * Send it on... 2792 */ 2793 mpt_send_cmd(mpt, req); 2794 } 2795 2796 static int 2797 mpt_fc_els_reply_handler(struct mpt_softc *mpt, request_t *req, 2798 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 2799 { 2800 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp = 2801 (PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY) reply_frame; 2802 U8 rctl; 2803 U8 type; 2804 U8 cmd; 2805 U16 status = le16toh(reply_frame->IOCStatus); 2806 U32 *elsbuf; 2807 int ioindex; 2808 int do_refresh = TRUE; 2809 2810 #ifdef INVARIANTS 2811 KASSERT(mpt_req_on_free_list(mpt, req) == 0, 2812 ("fc_els_reply_handler: req %p:%u for function %x on freelist!", 2813 req, req->serno, rp->Function)); 2814 if (rp->Function != MPI_FUNCTION_FC_PRIMITIVE_SEND) { 2815 mpt_req_spcl(mpt, req, "fc_els_reply_handler", __LINE__); 2816 } else { 2817 mpt_req_not_spcl(mpt, req, "fc_els_reply_handler", __LINE__); 2818 } 2819 #endif 2820 mpt_lprt(mpt, MPT_PRT_DEBUG, 2821 "FC_ELS Complete: req %p:%u, reply %p function %x\n", 2822 req, req->serno, reply_frame, reply_frame->Function); 2823 2824 if (status != MPI_IOCSTATUS_SUCCESS) { 2825 mpt_prt(mpt, "ELS REPLY STATUS 0x%x for Function %x\n", 2826 status, reply_frame->Function); 2827 if (status == MPI_IOCSTATUS_INVALID_STATE) { 2828 /* 2829 * XXX: to get around shutdown issue 2830 */ 2831 mpt->disabled = 1; 2832 return (TRUE); 2833 } 2834 return (TRUE); 2835 } 2836 2837 /* 2838 * If the function of a link service response, we recycle the 2839 * response to be a refresh for a new link service request. 2840 * 2841 * The request pointer is bogus in this case and we have to fetch 2842 * it based upon the TransactionContext. 2843 */ 2844 if (rp->Function == MPI_FUNCTION_FC_LINK_SRVC_RSP) { 2845 /* Freddie Uncle Charlie Katie */ 2846 /* We don't get the IOINDEX as part of the Link Svc Rsp */ 2847 for (ioindex = 0; ioindex < mpt->els_cmds_allocated; ioindex++) 2848 if (mpt->els_cmd_ptrs[ioindex] == req) { 2849 break; 2850 } 2851 2852 KASSERT(ioindex < mpt->els_cmds_allocated, 2853 ("can't find my mommie!")); 2854 2855 /* remove from active list as we're going to re-post it */ 2856 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2857 req->state &= ~REQ_STATE_QUEUED; 2858 req->state |= REQ_STATE_DONE; 2859 mpt_fc_post_els(mpt, req, ioindex); 2860 return (TRUE); 2861 } 2862 2863 if (rp->Function == MPI_FUNCTION_FC_PRIMITIVE_SEND) { 2864 /* remove from active list as we're done */ 2865 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2866 req->state &= ~REQ_STATE_QUEUED; 2867 req->state |= REQ_STATE_DONE; 2868 if (req->state & REQ_STATE_TIMEDOUT) { 2869 mpt_lprt(mpt, MPT_PRT_DEBUG, 2870 "Sync Primitive Send Completed After Timeout\n"); 2871 mpt_free_request(mpt, req); 2872 } else if ((req->state & REQ_STATE_NEED_WAKEUP) == 0) { 2873 mpt_lprt(mpt, MPT_PRT_DEBUG, 2874 "Async Primitive Send Complete\n"); 2875 mpt_free_request(mpt, req); 2876 } else { 2877 mpt_lprt(mpt, MPT_PRT_DEBUG, 2878 "Sync Primitive Send Complete- Waking Waiter\n"); 2879 wakeup(req); 2880 } 2881 return (TRUE); 2882 } 2883 2884 if (rp->Function != MPI_FUNCTION_FC_LINK_SRVC_BUF_POST) { 2885 mpt_prt(mpt, "unexpected ELS_REPLY: Function 0x%x Flags %x " 2886 "Length %d Message Flags %x\n", rp->Function, rp->Flags, 2887 rp->MsgLength, rp->MsgFlags); 2888 return (TRUE); 2889 } 2890 2891 if (rp->MsgLength <= 5) { 2892 /* 2893 * This is just a ack of an original ELS buffer post 2894 */ 2895 mpt_lprt(mpt, MPT_PRT_DEBUG, 2896 "RECV'd ACK of FC_ELS buf post %p:%u\n", req, req->serno); 2897 return (TRUE); 2898 } 2899 2900 2901 rctl = (le32toh(rp->Rctl_Did) & MPI_FC_RCTL_MASK) >> MPI_FC_RCTL_SHIFT; 2902 type = (le32toh(rp->Type_Fctl) & MPI_FC_TYPE_MASK) >> MPI_FC_TYPE_SHIFT; 2903 2904 elsbuf = &((U32 *)req->req_vbuf)[MPT_RQSL(mpt)/sizeof (U32)]; 2905 cmd = be32toh(elsbuf[0]) >> 24; 2906 2907 if (rp->Flags & MPI_LS_BUF_POST_REPLY_FLAG_NO_RSP_NEEDED) { 2908 mpt_lprt(mpt, MPT_PRT_ALWAYS, "ELS_REPLY: response unneeded\n"); 2909 return (TRUE); 2910 } 2911 2912 ioindex = le32toh(rp->TransactionContext); 2913 req = mpt->els_cmd_ptrs[ioindex]; 2914 2915 if (rctl == ELS && type == 1) { 2916 switch (cmd) { 2917 case PRLI: 2918 /* 2919 * Send back a PRLI ACC 2920 */ 2921 mpt_prt(mpt, "PRLI from 0x%08x%08x\n", 2922 le32toh(rp->Wwn.PortNameHigh), 2923 le32toh(rp->Wwn.PortNameLow)); 2924 elsbuf[0] = htobe32(0x02100014); 2925 elsbuf[1] |= htobe32(0x00000100); 2926 elsbuf[4] = htobe32(0x00000002); 2927 if (mpt->role & MPT_ROLE_TARGET) 2928 elsbuf[4] |= htobe32(0x00000010); 2929 if (mpt->role & MPT_ROLE_INITIATOR) 2930 elsbuf[4] |= htobe32(0x00000020); 2931 /* remove from active list as we're done */ 2932 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2933 req->state &= ~REQ_STATE_QUEUED; 2934 req->state |= REQ_STATE_DONE; 2935 mpt_fc_els_send_response(mpt, req, rp, 20); 2936 do_refresh = FALSE; 2937 break; 2938 case PRLO: 2939 memset(elsbuf, 0, 5 * (sizeof (U32))); 2940 elsbuf[0] = htobe32(0x02100014); 2941 elsbuf[1] = htobe32(0x08000100); 2942 mpt_prt(mpt, "PRLO from 0x%08x%08x\n", 2943 le32toh(rp->Wwn.PortNameHigh), 2944 le32toh(rp->Wwn.PortNameLow)); 2945 /* remove from active list as we're done */ 2946 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 2947 req->state &= ~REQ_STATE_QUEUED; 2948 req->state |= REQ_STATE_DONE; 2949 mpt_fc_els_send_response(mpt, req, rp, 20); 2950 do_refresh = FALSE; 2951 break; 2952 default: 2953 mpt_prt(mpt, "ELS TYPE 1 COMMAND: %x\n", cmd); 2954 break; 2955 } 2956 } else if (rctl == ABTS && type == 0) { 2957 uint16_t rx_id = le16toh(rp->Rxid); 2958 uint16_t ox_id = le16toh(rp->Oxid); 2959 request_t *tgt_req = NULL; 2960 2961 mpt_prt(mpt, 2962 "ELS: ABTS OX_ID 0x%x RX_ID 0x%x from 0x%08x%08x\n", 2963 ox_id, rx_id, le32toh(rp->Wwn.PortNameHigh), 2964 le32toh(rp->Wwn.PortNameLow)); 2965 if (rx_id >= mpt->mpt_max_tgtcmds) { 2966 mpt_prt(mpt, "Bad RX_ID 0x%x\n", rx_id); 2967 } else if (mpt->tgt_cmd_ptrs == NULL) { 2968 mpt_prt(mpt, "No TGT CMD PTRS\n"); 2969 } else { 2970 tgt_req = mpt->tgt_cmd_ptrs[rx_id]; 2971 } 2972 if (tgt_req) { 2973 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, tgt_req); 2974 union ccb *ccb = tgt->ccb; 2975 uint32_t ct_id; 2976 2977 /* 2978 * Check to make sure we have the correct command 2979 * The reply descriptor in the target state should 2980 * should contain an IoIndex that should match the 2981 * RX_ID. 2982 * 2983 * It'd be nice to have OX_ID to crosscheck with 2984 * as well. 2985 */ 2986 ct_id = GET_IO_INDEX(tgt->reply_desc); 2987 2988 if (ct_id != rx_id) { 2989 mpt_lprt(mpt, MPT_PRT_ERROR, "ABORT Mismatch: " 2990 "RX_ID received=0x%x; RX_ID in cmd=0x%x\n", 2991 rx_id, ct_id); 2992 goto skip; 2993 } 2994 2995 ccb = tgt->ccb; 2996 if (ccb) { 2997 mpt_prt(mpt, 2998 "CCB (%p): lun %u flags %x status %x\n", 2999 ccb, ccb->ccb_h.target_lun, 3000 ccb->ccb_h.flags, ccb->ccb_h.status); 3001 } 3002 mpt_prt(mpt, "target state 0x%x resid %u xfrd %u rpwrd " 3003 "%x nxfers %x\n", tgt->state, 3004 tgt->resid, tgt->bytes_xfered, tgt->reply_desc, 3005 tgt->nxfers); 3006 skip: 3007 if (mpt_abort_target_cmd(mpt, tgt_req)) { 3008 mpt_prt(mpt, "unable to start TargetAbort\n"); 3009 } 3010 } else { 3011 mpt_prt(mpt, "no back pointer for RX_ID 0x%x\n", rx_id); 3012 } 3013 memset(elsbuf, 0, 5 * (sizeof (U32))); 3014 elsbuf[0] = htobe32(0); 3015 elsbuf[1] = htobe32((ox_id << 16) | rx_id); 3016 elsbuf[2] = htobe32(0x000ffff); 3017 /* 3018 * Dork with the reply frame so that the reponse to it 3019 * will be correct. 3020 */ 3021 rp->Rctl_Did += ((BA_ACC - ABTS) << MPI_FC_RCTL_SHIFT); 3022 /* remove from active list as we're done */ 3023 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 3024 req->state &= ~REQ_STATE_QUEUED; 3025 req->state |= REQ_STATE_DONE; 3026 mpt_fc_els_send_response(mpt, req, rp, 12); 3027 do_refresh = FALSE; 3028 } else { 3029 mpt_prt(mpt, "ELS: RCTL %x TYPE %x CMD %x\n", rctl, type, cmd); 3030 } 3031 if (do_refresh == TRUE) { 3032 /* remove from active list as we're done */ 3033 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 3034 req->state &= ~REQ_STATE_QUEUED; 3035 req->state |= REQ_STATE_DONE; 3036 mpt_fc_post_els(mpt, req, ioindex); 3037 } 3038 return (TRUE); 3039 } 3040 3041 /* 3042 * Clean up all SCSI Initiator personality state in response 3043 * to a controller reset. 3044 */ 3045 static void 3046 mpt_cam_ioc_reset(struct mpt_softc *mpt, int type) 3047 { 3048 /* 3049 * The pending list is already run down by 3050 * the generic handler. Perform the same 3051 * operation on the timed out request list. 3052 */ 3053 mpt_complete_request_chain(mpt, &mpt->request_timeout_list, 3054 MPI_IOCSTATUS_INVALID_STATE); 3055 3056 /* 3057 * XXX: We need to repost ELS and Target Command Buffers? 3058 */ 3059 3060 /* 3061 * Inform the XPT that a bus reset has occurred. 3062 */ 3063 xpt_async(AC_BUS_RESET, mpt->path, NULL); 3064 } 3065 3066 /* 3067 * Parse additional completion information in the reply 3068 * frame for SCSI I/O requests. 3069 */ 3070 static int 3071 mpt_scsi_reply_frame_handler(struct mpt_softc *mpt, request_t *req, 3072 MSG_DEFAULT_REPLY *reply_frame) 3073 { 3074 union ccb *ccb; 3075 MSG_SCSI_IO_REPLY *scsi_io_reply; 3076 u_int ioc_status; 3077 u_int sstate; 3078 3079 MPT_DUMP_REPLY_FRAME(mpt, reply_frame); 3080 KASSERT(reply_frame->Function == MPI_FUNCTION_SCSI_IO_REQUEST 3081 || reply_frame->Function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH, 3082 ("MPT SCSI I/O Handler called with incorrect reply type")); 3083 KASSERT((reply_frame->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) == 0, 3084 ("MPT SCSI I/O Handler called with continuation reply")); 3085 3086 scsi_io_reply = (MSG_SCSI_IO_REPLY *)reply_frame; 3087 ioc_status = le16toh(scsi_io_reply->IOCStatus); 3088 ioc_status &= MPI_IOCSTATUS_MASK; 3089 sstate = scsi_io_reply->SCSIState; 3090 3091 ccb = req->ccb; 3092 ccb->csio.resid = 3093 ccb->csio.dxfer_len - le32toh(scsi_io_reply->TransferCount); 3094 3095 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_VALID) != 0 3096 && (ccb->ccb_h.flags & (CAM_SENSE_PHYS | CAM_SENSE_PTR)) == 0) { 3097 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 3098 ccb->csio.sense_resid = 3099 ccb->csio.sense_len - le32toh(scsi_io_reply->SenseCount); 3100 bcopy(req->sense_vbuf, &ccb->csio.sense_data, 3101 min(ccb->csio.sense_len, 3102 le32toh(scsi_io_reply->SenseCount))); 3103 } 3104 3105 if ((sstate & MPI_SCSI_STATE_QUEUE_TAG_REJECTED) != 0) { 3106 /* 3107 * Tag messages rejected, but non-tagged retry 3108 * was successful. 3109 XXXX 3110 mpt_set_tags(mpt, devinfo, MPT_QUEUE_NONE); 3111 */ 3112 } 3113 3114 switch(ioc_status) { 3115 case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: 3116 /* 3117 * XXX 3118 * Linux driver indicates that a zero 3119 * transfer length with this error code 3120 * indicates a CRC error. 3121 * 3122 * No need to swap the bytes for checking 3123 * against zero. 3124 */ 3125 if (scsi_io_reply->TransferCount == 0) { 3126 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY); 3127 break; 3128 } 3129 /* FALLTHROUGH */ 3130 case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: 3131 case MPI_IOCSTATUS_SUCCESS: 3132 case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: 3133 if ((sstate & MPI_SCSI_STATE_NO_SCSI_STATUS) != 0) { 3134 /* 3135 * Status was never returned for this transaction. 3136 */ 3137 mpt_set_ccb_status(ccb, CAM_UNEXP_BUSFREE); 3138 } else if (scsi_io_reply->SCSIStatus != SCSI_STATUS_OK) { 3139 ccb->csio.scsi_status = scsi_io_reply->SCSIStatus; 3140 mpt_set_ccb_status(ccb, CAM_SCSI_STATUS_ERROR); 3141 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_FAILED) != 0) 3142 mpt_set_ccb_status(ccb, CAM_AUTOSENSE_FAIL); 3143 } else if ((sstate & MPI_SCSI_STATE_RESPONSE_INFO_VALID) != 0) { 3144 3145 /* XXX Handle SPI-Packet and FCP-2 reponse info. */ 3146 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3147 } else 3148 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3149 break; 3150 case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: 3151 mpt_set_ccb_status(ccb, CAM_DATA_RUN_ERR); 3152 break; 3153 case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: 3154 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY); 3155 break; 3156 case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: 3157 /* 3158 * Since selection timeouts and "device really not 3159 * there" are grouped into this error code, report 3160 * selection timeout. Selection timeouts are 3161 * typically retried before giving up on the device 3162 * whereas "device not there" errors are considered 3163 * unretryable. 3164 */ 3165 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT); 3166 break; 3167 case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: 3168 mpt_set_ccb_status(ccb, CAM_SEQUENCE_FAIL); 3169 break; 3170 case MPI_IOCSTATUS_SCSI_INVALID_BUS: 3171 mpt_set_ccb_status(ccb, CAM_PATH_INVALID); 3172 break; 3173 case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: 3174 mpt_set_ccb_status(ccb, CAM_TID_INVALID); 3175 break; 3176 case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: 3177 ccb->ccb_h.status = CAM_UA_TERMIO; 3178 break; 3179 case MPI_IOCSTATUS_INVALID_STATE: 3180 /* 3181 * The IOC has been reset. Emulate a bus reset. 3182 */ 3183 /* FALLTHROUGH */ 3184 case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: 3185 ccb->ccb_h.status = CAM_SCSI_BUS_RESET; 3186 break; 3187 case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: 3188 case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: 3189 /* 3190 * Don't clobber any timeout status that has 3191 * already been set for this transaction. We 3192 * want the SCSI layer to be able to differentiate 3193 * between the command we aborted due to timeout 3194 * and any innocent bystanders. 3195 */ 3196 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) 3197 break; 3198 mpt_set_ccb_status(ccb, CAM_REQ_TERMIO); 3199 break; 3200 3201 case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: 3202 mpt_set_ccb_status(ccb, CAM_RESRC_UNAVAIL); 3203 break; 3204 case MPI_IOCSTATUS_BUSY: 3205 mpt_set_ccb_status(ccb, CAM_BUSY); 3206 break; 3207 case MPI_IOCSTATUS_INVALID_FUNCTION: 3208 case MPI_IOCSTATUS_INVALID_SGL: 3209 case MPI_IOCSTATUS_INTERNAL_ERROR: 3210 case MPI_IOCSTATUS_INVALID_FIELD: 3211 default: 3212 /* XXX 3213 * Some of the above may need to kick 3214 * of a recovery action!!!! 3215 */ 3216 ccb->ccb_h.status = CAM_UNREC_HBA_ERROR; 3217 break; 3218 } 3219 3220 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3221 mpt_freeze_ccb(ccb); 3222 } 3223 3224 return (TRUE); 3225 } 3226 3227 static void 3228 mpt_action(struct cam_sim *sim, union ccb *ccb) 3229 { 3230 struct mpt_softc *mpt; 3231 struct ccb_trans_settings *cts; 3232 target_id_t tgt; 3233 lun_id_t lun; 3234 int raid_passthru; 3235 3236 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("mpt_action\n")); 3237 3238 mpt = (struct mpt_softc *)cam_sim_softc(sim); 3239 raid_passthru = (sim == mpt->phydisk_sim); 3240 MPT_LOCK_ASSERT(mpt); 3241 3242 tgt = ccb->ccb_h.target_id; 3243 lun = ccb->ccb_h.target_lun; 3244 if (raid_passthru && 3245 ccb->ccb_h.func_code != XPT_PATH_INQ && 3246 ccb->ccb_h.func_code != XPT_RESET_BUS && 3247 ccb->ccb_h.func_code != XPT_RESET_DEV) { 3248 CAMLOCK_2_MPTLOCK(mpt); 3249 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) { 3250 MPTLOCK_2_CAMLOCK(mpt); 3251 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3252 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE); 3253 xpt_done(ccb); 3254 return; 3255 } 3256 MPTLOCK_2_CAMLOCK(mpt); 3257 } 3258 ccb->ccb_h.ccb_mpt_ptr = mpt; 3259 3260 switch (ccb->ccb_h.func_code) { 3261 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3262 /* 3263 * Do a couple of preliminary checks... 3264 */ 3265 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3266 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3267 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3268 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3269 break; 3270 } 3271 } 3272 /* Max supported CDB length is 16 bytes */ 3273 /* XXX Unless we implement the new 32byte message type */ 3274 if (ccb->csio.cdb_len > 3275 sizeof (((PTR_MSG_SCSI_IO_REQUEST)0)->CDB)) { 3276 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3277 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3278 break; 3279 } 3280 #ifdef MPT_TEST_MULTIPATH 3281 if (mpt->failure_id == ccb->ccb_h.target_id) { 3282 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3283 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT); 3284 break; 3285 } 3286 #endif 3287 ccb->csio.scsi_status = SCSI_STATUS_OK; 3288 mpt_start(sim, ccb); 3289 return; 3290 3291 case XPT_RESET_BUS: 3292 if (raid_passthru) { 3293 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3294 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3295 break; 3296 } 3297 case XPT_RESET_DEV: 3298 if (ccb->ccb_h.func_code == XPT_RESET_BUS) { 3299 if (bootverbose) { 3300 xpt_print(ccb->ccb_h.path, "reset bus\n"); 3301 } 3302 } else { 3303 xpt_print(ccb->ccb_h.path, "reset device\n"); 3304 } 3305 CAMLOCK_2_MPTLOCK(mpt); 3306 (void) mpt_bus_reset(mpt, tgt, lun, FALSE); 3307 MPTLOCK_2_CAMLOCK(mpt); 3308 3309 /* 3310 * mpt_bus_reset is always successful in that it 3311 * will fall back to a hard reset should a bus 3312 * reset attempt fail. 3313 */ 3314 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3315 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3316 break; 3317 3318 case XPT_ABORT: 3319 { 3320 union ccb *accb = ccb->cab.abort_ccb; 3321 CAMLOCK_2_MPTLOCK(mpt); 3322 switch (accb->ccb_h.func_code) { 3323 case XPT_ACCEPT_TARGET_IO: 3324 case XPT_IMMED_NOTIFY: 3325 ccb->ccb_h.status = mpt_abort_target_ccb(mpt, ccb); 3326 break; 3327 case XPT_CONT_TARGET_IO: 3328 mpt_prt(mpt, "cannot abort active CTIOs yet\n"); 3329 ccb->ccb_h.status = CAM_UA_ABORT; 3330 break; 3331 case XPT_SCSI_IO: 3332 ccb->ccb_h.status = CAM_UA_ABORT; 3333 break; 3334 default: 3335 ccb->ccb_h.status = CAM_REQ_INVALID; 3336 break; 3337 } 3338 MPTLOCK_2_CAMLOCK(mpt); 3339 break; 3340 } 3341 3342 #ifdef CAM_NEW_TRAN_CODE 3343 #define IS_CURRENT_SETTINGS(c) ((c)->type == CTS_TYPE_CURRENT_SETTINGS) 3344 #else 3345 #define IS_CURRENT_SETTINGS(c) ((c)->flags & CCB_TRANS_CURRENT_SETTINGS) 3346 #endif 3347 #define DP_DISC_ENABLE 0x1 3348 #define DP_DISC_DISABL 0x2 3349 #define DP_DISC (DP_DISC_ENABLE|DP_DISC_DISABL) 3350 3351 #define DP_TQING_ENABLE 0x4 3352 #define DP_TQING_DISABL 0x8 3353 #define DP_TQING (DP_TQING_ENABLE|DP_TQING_DISABL) 3354 3355 #define DP_WIDE 0x10 3356 #define DP_NARROW 0x20 3357 #define DP_WIDTH (DP_WIDE|DP_NARROW) 3358 3359 #define DP_SYNC 0x40 3360 3361 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3362 { 3363 #ifdef CAM_NEW_TRAN_CODE 3364 struct ccb_trans_settings_scsi *scsi; 3365 struct ccb_trans_settings_spi *spi; 3366 #endif 3367 uint8_t dval; 3368 u_int period; 3369 u_int offset; 3370 int i, j; 3371 3372 cts = &ccb->cts; 3373 3374 if (mpt->is_fc || mpt->is_sas) { 3375 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3376 break; 3377 } 3378 3379 #ifdef CAM_NEW_TRAN_CODE 3380 scsi = &cts->proto_specific.scsi; 3381 spi = &cts->xport_specific.spi; 3382 3383 /* 3384 * We can be called just to valid transport and proto versions 3385 */ 3386 if (scsi->valid == 0 && spi->valid == 0) { 3387 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3388 break; 3389 } 3390 #endif 3391 3392 /* 3393 * Skip attempting settings on RAID volume disks. 3394 * Other devices on the bus get the normal treatment. 3395 */ 3396 if (mpt->phydisk_sim && raid_passthru == 0 && 3397 mpt_is_raid_volume(mpt, tgt) != 0) { 3398 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3399 "no transfer settings for RAID vols\n"); 3400 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3401 break; 3402 } 3403 3404 i = mpt->mpt_port_page2.PortSettings & 3405 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS; 3406 j = mpt->mpt_port_page2.PortFlags & 3407 MPI_SCSIPORTPAGE2_PORT_FLAGS_DV_MASK; 3408 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS && 3409 j == MPI_SCSIPORTPAGE2_PORT_FLAGS_OFF_DV) { 3410 mpt_lprt(mpt, MPT_PRT_ALWAYS, 3411 "honoring BIOS transfer negotiations\n"); 3412 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3413 break; 3414 } 3415 3416 dval = 0; 3417 period = 0; 3418 offset = 0; 3419 3420 #ifndef CAM_NEW_TRAN_CODE 3421 if ((cts->valid & CCB_TRANS_DISC_VALID) != 0) { 3422 dval |= (cts->flags & CCB_TRANS_DISC_ENB) ? 3423 DP_DISC_ENABLE : DP_DISC_DISABL; 3424 } 3425 3426 if ((cts->valid & CCB_TRANS_TQ_VALID) != 0) { 3427 dval |= (cts->flags & CCB_TRANS_TAG_ENB) ? 3428 DP_TQING_ENABLE : DP_TQING_DISABL; 3429 } 3430 3431 if ((cts->valid & CCB_TRANS_BUS_WIDTH_VALID) != 0) { 3432 dval |= cts->bus_width ? DP_WIDE : DP_NARROW; 3433 } 3434 3435 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && 3436 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID)) { 3437 dval |= DP_SYNC; 3438 period = cts->sync_period; 3439 offset = cts->sync_offset; 3440 } 3441 #else 3442 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3443 dval |= ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) ? 3444 DP_DISC_ENABLE : DP_DISC_DISABL; 3445 } 3446 3447 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3448 dval |= ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) ? 3449 DP_TQING_ENABLE : DP_TQING_DISABL; 3450 } 3451 3452 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3453 dval |= (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) ? 3454 DP_WIDE : DP_NARROW; 3455 } 3456 3457 if (spi->valid & CTS_SPI_VALID_SYNC_OFFSET) { 3458 dval |= DP_SYNC; 3459 offset = spi->sync_offset; 3460 } else { 3461 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr = 3462 &mpt->mpt_dev_page1[tgt]; 3463 offset = ptr->RequestedParameters; 3464 offset &= MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK; 3465 offset >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET; 3466 } 3467 if (spi->valid & CTS_SPI_VALID_SYNC_RATE) { 3468 dval |= DP_SYNC; 3469 period = spi->sync_period; 3470 } else { 3471 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr = 3472 &mpt->mpt_dev_page1[tgt]; 3473 period = ptr->RequestedParameters; 3474 period &= MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK; 3475 period >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD; 3476 } 3477 #endif 3478 CAMLOCK_2_MPTLOCK(mpt); 3479 if (dval & DP_DISC_ENABLE) { 3480 mpt->mpt_disc_enable |= (1 << tgt); 3481 } else if (dval & DP_DISC_DISABL) { 3482 mpt->mpt_disc_enable &= ~(1 << tgt); 3483 } 3484 if (dval & DP_TQING_ENABLE) { 3485 mpt->mpt_tag_enable |= (1 << tgt); 3486 } else if (dval & DP_TQING_DISABL) { 3487 mpt->mpt_tag_enable &= ~(1 << tgt); 3488 } 3489 if (dval & DP_WIDTH) { 3490 mpt_setwidth(mpt, tgt, 1); 3491 } 3492 if (dval & DP_SYNC) { 3493 mpt_setsync(mpt, tgt, period, offset); 3494 } 3495 if (dval == 0) { 3496 MPTLOCK_2_CAMLOCK(mpt); 3497 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3498 break; 3499 } 3500 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3501 "set [%d]: 0x%x period 0x%x offset %d\n", 3502 tgt, dval, period, offset); 3503 if (mpt_update_spi_config(mpt, tgt)) { 3504 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3505 } else { 3506 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3507 } 3508 MPTLOCK_2_CAMLOCK(mpt); 3509 break; 3510 } 3511 case XPT_GET_TRAN_SETTINGS: 3512 { 3513 #ifdef CAM_NEW_TRAN_CODE 3514 struct ccb_trans_settings_scsi *scsi; 3515 cts = &ccb->cts; 3516 cts->protocol = PROTO_SCSI; 3517 if (mpt->is_fc) { 3518 struct ccb_trans_settings_fc *fc = 3519 &cts->xport_specific.fc; 3520 cts->protocol_version = SCSI_REV_SPC; 3521 cts->transport = XPORT_FC; 3522 cts->transport_version = 0; 3523 fc->valid = CTS_FC_VALID_SPEED; 3524 fc->bitrate = 100000; 3525 } else if (mpt->is_sas) { 3526 struct ccb_trans_settings_sas *sas = 3527 &cts->xport_specific.sas; 3528 cts->protocol_version = SCSI_REV_SPC2; 3529 cts->transport = XPORT_SAS; 3530 cts->transport_version = 0; 3531 sas->valid = CTS_SAS_VALID_SPEED; 3532 sas->bitrate = 300000; 3533 } else { 3534 cts->protocol_version = SCSI_REV_2; 3535 cts->transport = XPORT_SPI; 3536 cts->transport_version = 2; 3537 if (mpt_get_spi_settings(mpt, cts) != 0) { 3538 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3539 break; 3540 } 3541 } 3542 scsi = &cts->proto_specific.scsi; 3543 scsi->valid = CTS_SCSI_VALID_TQ; 3544 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3545 #else 3546 cts = &ccb->cts; 3547 if (mpt->is_fc) { 3548 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 3549 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 3550 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3551 } else if (mpt->is_sas) { 3552 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 3553 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 3554 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3555 } else if (mpt_get_spi_settings(mpt, cts) != 0) { 3556 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3557 break; 3558 } 3559 #endif 3560 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3561 break; 3562 } 3563 case XPT_CALC_GEOMETRY: 3564 { 3565 struct ccb_calc_geometry *ccg; 3566 3567 ccg = &ccb->ccg; 3568 if (ccg->block_size == 0) { 3569 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3570 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3571 break; 3572 } 3573 mpt_calc_geometry(ccg, /*extended*/1); 3574 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__)); 3575 break; 3576 } 3577 case XPT_PATH_INQ: /* Path routing inquiry */ 3578 { 3579 struct ccb_pathinq *cpi = &ccb->cpi; 3580 3581 cpi->version_num = 1; 3582 cpi->target_sprt = 0; 3583 cpi->hba_eng_cnt = 0; 3584 cpi->max_target = mpt->port_facts[0].MaxDevices - 1; 3585 /* 3586 * FC cards report MAX_DEVICES of 512, but 3587 * the MSG_SCSI_IO_REQUEST target id field 3588 * is only 8 bits. Until we fix the driver 3589 * to support 'channels' for bus overflow, 3590 * just limit it. 3591 */ 3592 if (cpi->max_target > 255) { 3593 cpi->max_target = 255; 3594 } 3595 3596 /* 3597 * VMware ESX reports > 16 devices and then dies when we probe. 3598 */ 3599 if (mpt->is_spi && cpi->max_target > 15) { 3600 cpi->max_target = 15; 3601 } 3602 if (mpt->is_spi) 3603 cpi->max_lun = 7; 3604 else 3605 cpi->max_lun = MPT_MAX_LUNS; 3606 cpi->initiator_id = mpt->mpt_ini_id; 3607 cpi->bus_id = cam_sim_bus(sim); 3608 3609 /* 3610 * The base speed is the speed of the underlying connection. 3611 */ 3612 #ifdef CAM_NEW_TRAN_CODE 3613 cpi->protocol = PROTO_SCSI; 3614 if (mpt->is_fc) { 3615 cpi->hba_misc = PIM_NOBUSRESET; 3616 cpi->base_transfer_speed = 100000; 3617 cpi->hba_inquiry = PI_TAG_ABLE; 3618 cpi->transport = XPORT_FC; 3619 cpi->transport_version = 0; 3620 cpi->protocol_version = SCSI_REV_SPC; 3621 } else if (mpt->is_sas) { 3622 cpi->hba_misc = PIM_NOBUSRESET; 3623 cpi->base_transfer_speed = 300000; 3624 cpi->hba_inquiry = PI_TAG_ABLE; 3625 cpi->transport = XPORT_SAS; 3626 cpi->transport_version = 0; 3627 cpi->protocol_version = SCSI_REV_SPC2; 3628 } else { 3629 cpi->hba_misc = PIM_SEQSCAN; 3630 cpi->base_transfer_speed = 3300; 3631 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 3632 cpi->transport = XPORT_SPI; 3633 cpi->transport_version = 2; 3634 cpi->protocol_version = SCSI_REV_2; 3635 } 3636 #else 3637 if (mpt->is_fc) { 3638 cpi->hba_misc = PIM_NOBUSRESET; 3639 cpi->base_transfer_speed = 100000; 3640 cpi->hba_inquiry = PI_TAG_ABLE; 3641 } else if (mpt->is_sas) { 3642 cpi->hba_misc = PIM_NOBUSRESET; 3643 cpi->base_transfer_speed = 300000; 3644 cpi->hba_inquiry = PI_TAG_ABLE; 3645 } else { 3646 cpi->hba_misc = PIM_SEQSCAN; 3647 cpi->base_transfer_speed = 3300; 3648 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 3649 } 3650 #endif 3651 3652 /* 3653 * We give our fake RAID passhtru bus a width that is MaxVolumes 3654 * wide and restrict it to one lun. 3655 */ 3656 if (raid_passthru) { 3657 cpi->max_target = mpt->ioc_page2->MaxPhysDisks - 1; 3658 cpi->initiator_id = cpi->max_target + 1; 3659 cpi->max_lun = 0; 3660 } 3661 3662 if ((mpt->role & MPT_ROLE_INITIATOR) == 0) { 3663 cpi->hba_misc |= PIM_NOINITIATOR; 3664 } 3665 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) { 3666 cpi->target_sprt = 3667 PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 3668 } else { 3669 cpi->target_sprt = 0; 3670 } 3671 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 3672 strncpy(cpi->hba_vid, "LSI", HBA_IDLEN); 3673 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 3674 cpi->unit_number = cam_sim_unit(sim); 3675 cpi->ccb_h.status = CAM_REQ_CMP; 3676 break; 3677 } 3678 case XPT_EN_LUN: /* Enable LUN as a target */ 3679 { 3680 int result; 3681 3682 CAMLOCK_2_MPTLOCK(mpt); 3683 if (ccb->cel.enable) 3684 result = mpt_enable_lun(mpt, 3685 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 3686 else 3687 result = mpt_disable_lun(mpt, 3688 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 3689 MPTLOCK_2_CAMLOCK(mpt); 3690 if (result == 0) { 3691 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 3692 } else { 3693 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 3694 } 3695 break; 3696 } 3697 case XPT_NOTIFY_ACK: /* recycle notify ack */ 3698 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 3699 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3700 { 3701 tgt_resource_t *trtp; 3702 lun_id_t lun = ccb->ccb_h.target_lun; 3703 ccb->ccb_h.sim_priv.entries[0].field = 0; 3704 ccb->ccb_h.sim_priv.entries[1].ptr = mpt; 3705 ccb->ccb_h.flags = 0; 3706 3707 if (lun == CAM_LUN_WILDCARD) { 3708 if (ccb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 3709 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3710 break; 3711 } 3712 trtp = &mpt->trt_wildcard; 3713 } else if (lun >= MPT_MAX_LUNS) { 3714 mpt_set_ccb_status(ccb, CAM_REQ_INVALID); 3715 break; 3716 } else { 3717 trtp = &mpt->trt[lun]; 3718 } 3719 CAMLOCK_2_MPTLOCK(mpt); 3720 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3721 mpt_lprt(mpt, MPT_PRT_DEBUG1, 3722 "Put FREE ATIO %p lun %d\n", ccb, lun); 3723 STAILQ_INSERT_TAIL(&trtp->atios, &ccb->ccb_h, 3724 sim_links.stqe); 3725 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 3726 mpt_lprt(mpt, MPT_PRT_DEBUG1, 3727 "Put FREE INOT lun %d\n", lun); 3728 STAILQ_INSERT_TAIL(&trtp->inots, &ccb->ccb_h, 3729 sim_links.stqe); 3730 } else { 3731 mpt_lprt(mpt, MPT_PRT_ALWAYS, "Got Notify ACK\n"); 3732 } 3733 mpt_set_ccb_status(ccb, CAM_REQ_INPROG); 3734 MPTLOCK_2_CAMLOCK(mpt); 3735 return; 3736 } 3737 case XPT_CONT_TARGET_IO: 3738 CAMLOCK_2_MPTLOCK(mpt); 3739 mpt_target_start_io(mpt, ccb); 3740 MPTLOCK_2_CAMLOCK(mpt); 3741 return; 3742 3743 default: 3744 ccb->ccb_h.status = CAM_REQ_INVALID; 3745 break; 3746 } 3747 xpt_done(ccb); 3748 } 3749 3750 static int 3751 mpt_get_spi_settings(struct mpt_softc *mpt, struct ccb_trans_settings *cts) 3752 { 3753 #ifdef CAM_NEW_TRAN_CODE 3754 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3755 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3756 #endif 3757 target_id_t tgt; 3758 uint32_t dval, pval, oval; 3759 int rv; 3760 3761 if (IS_CURRENT_SETTINGS(cts) == 0) { 3762 tgt = cts->ccb_h.target_id; 3763 } else if (xpt_path_sim(cts->ccb_h.path) == mpt->phydisk_sim) { 3764 if (mpt_map_physdisk(mpt, (union ccb *)cts, &tgt)) { 3765 return (-1); 3766 } 3767 } else { 3768 tgt = cts->ccb_h.target_id; 3769 } 3770 3771 /* 3772 * We aren't looking at Port Page 2 BIOS settings here- 3773 * sometimes these have been known to be bogus XXX. 3774 * 3775 * For user settings, we pick the max from port page 0 3776 * 3777 * For current settings we read the current settings out from 3778 * device page 0 for that target. 3779 */ 3780 if (IS_CURRENT_SETTINGS(cts)) { 3781 CONFIG_PAGE_SCSI_DEVICE_0 tmp; 3782 dval = 0; 3783 3784 CAMLOCK_2_MPTLOCK(mpt); 3785 tmp = mpt->mpt_dev_page0[tgt]; 3786 rv = mpt_read_cur_cfg_page(mpt, tgt, &tmp.Header, 3787 sizeof(tmp), FALSE, 5000); 3788 if (rv) { 3789 MPTLOCK_2_CAMLOCK(mpt); 3790 mpt_prt(mpt, "can't get tgt %d config page 0\n", tgt); 3791 return (rv); 3792 } 3793 mpt2host_config_page_scsi_device_0(&tmp); 3794 3795 MPTLOCK_2_CAMLOCK(mpt); 3796 mpt_lprt(mpt, MPT_PRT_DEBUG, 3797 "mpt_get_spi_settings[%d]: current NP %x Info %x\n", tgt, 3798 tmp.NegotiatedParameters, tmp.Information); 3799 dval |= (tmp.NegotiatedParameters & MPI_SCSIDEVPAGE0_NP_WIDE) ? 3800 DP_WIDE : DP_NARROW; 3801 dval |= (mpt->mpt_disc_enable & (1 << tgt)) ? 3802 DP_DISC_ENABLE : DP_DISC_DISABL; 3803 dval |= (mpt->mpt_tag_enable & (1 << tgt)) ? 3804 DP_TQING_ENABLE : DP_TQING_DISABL; 3805 oval = tmp.NegotiatedParameters; 3806 oval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK; 3807 oval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_OFFSET; 3808 pval = tmp.NegotiatedParameters; 3809 pval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK; 3810 pval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_PERIOD; 3811 mpt->mpt_dev_page0[tgt] = tmp; 3812 } else { 3813 dval = DP_WIDE|DP_DISC_ENABLE|DP_TQING_ENABLE|DP_SYNC; 3814 oval = mpt->mpt_port_page0.Capabilities; 3815 oval = MPI_SCSIPORTPAGE0_CAP_GET_MAX_SYNC_OFFSET(oval); 3816 pval = mpt->mpt_port_page0.Capabilities; 3817 pval = MPI_SCSIPORTPAGE0_CAP_GET_MIN_SYNC_PERIOD(pval); 3818 } 3819 3820 #ifndef CAM_NEW_TRAN_CODE 3821 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); 3822 cts->valid = 0; 3823 cts->sync_period = pval; 3824 cts->sync_offset = oval; 3825 cts->valid |= CCB_TRANS_SYNC_RATE_VALID; 3826 cts->valid |= CCB_TRANS_SYNC_OFFSET_VALID; 3827 cts->valid |= CCB_TRANS_BUS_WIDTH_VALID; 3828 if (dval & DP_WIDE) { 3829 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3830 } else { 3831 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3832 } 3833 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3834 cts->valid |= CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 3835 if (dval & DP_DISC_ENABLE) { 3836 cts->flags |= CCB_TRANS_DISC_ENB; 3837 } 3838 if (dval & DP_TQING_ENABLE) { 3839 cts->flags |= CCB_TRANS_TAG_ENB; 3840 } 3841 } 3842 #else 3843 spi->valid = 0; 3844 scsi->valid = 0; 3845 spi->flags = 0; 3846 scsi->flags = 0; 3847 spi->sync_offset = oval; 3848 spi->sync_period = pval; 3849 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3850 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3851 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3852 if (dval & DP_WIDE) { 3853 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3854 } else { 3855 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3856 } 3857 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3858 scsi->valid = CTS_SCSI_VALID_TQ; 3859 if (dval & DP_TQING_ENABLE) { 3860 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3861 } 3862 spi->valid |= CTS_SPI_VALID_DISC; 3863 if (dval & DP_DISC_ENABLE) { 3864 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3865 } 3866 } 3867 #endif 3868 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3869 "mpt_get_spi_settings[%d]: %s flags 0x%x per 0x%x off=%d\n", tgt, 3870 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM ", dval, pval, oval); 3871 return (0); 3872 } 3873 3874 static void 3875 mpt_setwidth(struct mpt_softc *mpt, int tgt, int onoff) 3876 { 3877 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr; 3878 3879 ptr = &mpt->mpt_dev_page1[tgt]; 3880 if (onoff) { 3881 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_WIDE; 3882 } else { 3883 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_WIDE; 3884 } 3885 } 3886 3887 static void 3888 mpt_setsync(struct mpt_softc *mpt, int tgt, int period, int offset) 3889 { 3890 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr; 3891 3892 ptr = &mpt->mpt_dev_page1[tgt]; 3893 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK; 3894 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK; 3895 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_DT; 3896 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_QAS; 3897 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_IU; 3898 if (period == 0) { 3899 return; 3900 } 3901 ptr->RequestedParameters |= 3902 period << MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD; 3903 ptr->RequestedParameters |= 3904 offset << MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET; 3905 if (period < 0xa) { 3906 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_DT; 3907 } 3908 if (period < 0x9) { 3909 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_QAS; 3910 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_IU; 3911 } 3912 } 3913 3914 static int 3915 mpt_update_spi_config(struct mpt_softc *mpt, int tgt) 3916 { 3917 CONFIG_PAGE_SCSI_DEVICE_1 tmp; 3918 int rv; 3919 3920 mpt_lprt(mpt, MPT_PRT_NEGOTIATION, 3921 "mpt_update_spi_config[%d].page1: Requested Params 0x%08x\n", 3922 tgt, mpt->mpt_dev_page1[tgt].RequestedParameters); 3923 tmp = mpt->mpt_dev_page1[tgt]; 3924 host2mpt_config_page_scsi_device_1(&tmp); 3925 rv = mpt_write_cur_cfg_page(mpt, tgt, 3926 &tmp.Header, sizeof(tmp), FALSE, 5000); 3927 if (rv) { 3928 mpt_prt(mpt, "mpt_update_spi_config: write cur page failed\n"); 3929 return (-1); 3930 } 3931 return (0); 3932 } 3933 3934 static void 3935 mpt_calc_geometry(struct ccb_calc_geometry *ccg, int extended) 3936 { 3937 #if __FreeBSD_version >= 500000 3938 cam_calc_geometry(ccg, extended); 3939 #else 3940 uint32_t size_mb; 3941 uint32_t secs_per_cylinder; 3942 3943 if (ccg->block_size == 0) { 3944 ccg->ccb_h.status = CAM_REQ_INVALID; 3945 return; 3946 } 3947 size_mb = ccg->volume_size / ((1024L * 1024L) / ccg->block_size); 3948 if (size_mb > 1024 && extended) { 3949 ccg->heads = 255; 3950 ccg->secs_per_track = 63; 3951 } else { 3952 ccg->heads = 64; 3953 ccg->secs_per_track = 32; 3954 } 3955 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 3956 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 3957 ccg->ccb_h.status = CAM_REQ_CMP; 3958 #endif 3959 } 3960 3961 /****************************** Timeout Recovery ******************************/ 3962 static int 3963 mpt_spawn_recovery_thread(struct mpt_softc *mpt) 3964 { 3965 int error; 3966 3967 error = mpt_kthread_create(mpt_recovery_thread, mpt, 3968 &mpt->recovery_thread, /*flags*/0, 3969 /*altstack*/0, "mpt_recovery%d", mpt->unit); 3970 return (error); 3971 } 3972 3973 static void 3974 mpt_terminate_recovery_thread(struct mpt_softc *mpt) 3975 { 3976 if (mpt->recovery_thread == NULL) { 3977 return; 3978 } 3979 mpt->shutdwn_recovery = 1; 3980 wakeup(mpt); 3981 /* 3982 * Sleep on a slightly different location 3983 * for this interlock just for added safety. 3984 */ 3985 mpt_sleep(mpt, &mpt->recovery_thread, PUSER, "thtrm", 0); 3986 } 3987 3988 static void 3989 mpt_recovery_thread(void *arg) 3990 { 3991 struct mpt_softc *mpt; 3992 3993 mpt = (struct mpt_softc *)arg; 3994 MPT_LOCK(mpt); 3995 for (;;) { 3996 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { 3997 if (mpt->shutdwn_recovery == 0) { 3998 mpt_sleep(mpt, mpt, PUSER, "idle", 0); 3999 } 4000 } 4001 if (mpt->shutdwn_recovery != 0) { 4002 break; 4003 } 4004 mpt_recover_commands(mpt); 4005 } 4006 mpt->recovery_thread = NULL; 4007 wakeup(&mpt->recovery_thread); 4008 MPT_UNLOCK(mpt); 4009 mpt_kthread_exit(0); 4010 } 4011 4012 static int 4013 mpt_scsi_send_tmf(struct mpt_softc *mpt, u_int type, u_int flags, 4014 u_int channel, u_int target, u_int lun, u_int abort_ctx, int sleep_ok) 4015 { 4016 MSG_SCSI_TASK_MGMT *tmf_req; 4017 int error; 4018 4019 /* 4020 * Wait for any current TMF request to complete. 4021 * We're only allowed to issue one TMF at a time. 4022 */ 4023 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_FREE, REQ_STATE_FREE, 4024 sleep_ok, MPT_TMF_MAX_TIMEOUT); 4025 if (error != 0) { 4026 mpt_reset(mpt, TRUE); 4027 return (ETIMEDOUT); 4028 } 4029 4030 mpt_assign_serno(mpt, mpt->tmf_req); 4031 mpt->tmf_req->state = REQ_STATE_ALLOCATED|REQ_STATE_QUEUED; 4032 4033 tmf_req = (MSG_SCSI_TASK_MGMT *)mpt->tmf_req->req_vbuf; 4034 memset(tmf_req, 0, sizeof(*tmf_req)); 4035 tmf_req->TargetID = target; 4036 tmf_req->Bus = channel; 4037 tmf_req->Function = MPI_FUNCTION_SCSI_TASK_MGMT; 4038 tmf_req->TaskType = type; 4039 tmf_req->MsgFlags = flags; 4040 tmf_req->MsgContext = 4041 htole32(mpt->tmf_req->index | scsi_tmf_handler_id); 4042 if (lun > MPT_MAX_LUNS) { 4043 tmf_req->LUN[0] = 0x40 | ((lun >> 8) & 0x3f); 4044 tmf_req->LUN[1] = lun & 0xff; 4045 } else { 4046 tmf_req->LUN[1] = lun; 4047 } 4048 tmf_req->TaskMsgContext = abort_ctx; 4049 4050 mpt_lprt(mpt, MPT_PRT_DEBUG, 4051 "Issuing TMF %p:%u with MsgContext of 0x%x\n", mpt->tmf_req, 4052 mpt->tmf_req->serno, tmf_req->MsgContext); 4053 if (mpt->verbose > MPT_PRT_DEBUG) { 4054 mpt_print_request(tmf_req); 4055 } 4056 4057 KASSERT(mpt_req_on_pending_list(mpt, mpt->tmf_req) == 0, 4058 ("mpt_scsi_send_tmf: tmf_req already on pending list")); 4059 TAILQ_INSERT_HEAD(&mpt->request_pending_list, mpt->tmf_req, links); 4060 error = mpt_send_handshake_cmd(mpt, sizeof(*tmf_req), tmf_req); 4061 if (error != MPT_OK) { 4062 TAILQ_REMOVE(&mpt->request_pending_list, mpt->tmf_req, links); 4063 mpt->tmf_req->state = REQ_STATE_FREE; 4064 mpt_reset(mpt, TRUE); 4065 } 4066 return (error); 4067 } 4068 4069 /* 4070 * When a command times out, it is placed on the requeust_timeout_list 4071 * and we wake our recovery thread. The MPT-Fusion architecture supports 4072 * only a single TMF operation at a time, so we serially abort/bdr, etc, 4073 * the timedout transactions. The next TMF is issued either by the 4074 * completion handler of the current TMF waking our recovery thread, 4075 * or the TMF timeout handler causing a hard reset sequence. 4076 */ 4077 static void 4078 mpt_recover_commands(struct mpt_softc *mpt) 4079 { 4080 request_t *req; 4081 union ccb *ccb; 4082 int error; 4083 4084 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { 4085 /* 4086 * No work to do- leave. 4087 */ 4088 mpt_prt(mpt, "mpt_recover_commands: no requests.\n"); 4089 return; 4090 } 4091 4092 /* 4093 * Flush any commands whose completion coincides with their timeout. 4094 */ 4095 mpt_intr(mpt); 4096 4097 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { 4098 /* 4099 * The timedout commands have already 4100 * completed. This typically means 4101 * that either the timeout value was on 4102 * the hairy edge of what the device 4103 * requires or - more likely - interrupts 4104 * are not happening. 4105 */ 4106 mpt_prt(mpt, "Timedout requests already complete. " 4107 "Interrupts may not be functioning.\n"); 4108 mpt_enable_ints(mpt); 4109 return; 4110 } 4111 4112 /* 4113 * We have no visibility into the current state of the 4114 * controller, so attempt to abort the commands in the 4115 * order they timed-out. For initiator commands, we 4116 * depend on the reply handler pulling requests off 4117 * the timeout list. 4118 */ 4119 while ((req = TAILQ_FIRST(&mpt->request_timeout_list)) != NULL) { 4120 uint16_t status; 4121 uint8_t response; 4122 MSG_REQUEST_HEADER *hdrp = req->req_vbuf; 4123 4124 mpt_prt(mpt, "attempting to abort req %p:%u function %x\n", 4125 req, req->serno, hdrp->Function); 4126 ccb = req->ccb; 4127 if (ccb == NULL) { 4128 mpt_prt(mpt, "null ccb in timed out request. " 4129 "Resetting Controller.\n"); 4130 mpt_reset(mpt, TRUE); 4131 continue; 4132 } 4133 mpt_set_ccb_status(ccb, CAM_CMD_TIMEOUT); 4134 4135 /* 4136 * Check to see if this is not an initiator command and 4137 * deal with it differently if it is. 4138 */ 4139 switch (hdrp->Function) { 4140 case MPI_FUNCTION_SCSI_IO_REQUEST: 4141 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: 4142 break; 4143 default: 4144 /* 4145 * XXX: FIX ME: need to abort target assists... 4146 */ 4147 mpt_prt(mpt, "just putting it back on the pend q\n"); 4148 TAILQ_REMOVE(&mpt->request_timeout_list, req, links); 4149 TAILQ_INSERT_HEAD(&mpt->request_pending_list, req, 4150 links); 4151 continue; 4152 } 4153 4154 error = mpt_scsi_send_tmf(mpt, 4155 MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, 4156 0, 0, ccb->ccb_h.target_id, ccb->ccb_h.target_lun, 4157 htole32(req->index | scsi_io_handler_id), TRUE); 4158 4159 if (error != 0) { 4160 /* 4161 * mpt_scsi_send_tmf hard resets on failure, so no 4162 * need to do so here. Our queue should be emptied 4163 * by the hard reset. 4164 */ 4165 continue; 4166 } 4167 4168 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE, 4169 REQ_STATE_DONE, TRUE, 500); 4170 4171 status = le16toh(mpt->tmf_req->IOCStatus); 4172 response = mpt->tmf_req->ResponseCode; 4173 mpt->tmf_req->state = REQ_STATE_FREE; 4174 4175 if (error != 0) { 4176 /* 4177 * If we've errored out,, reset the controller. 4178 */ 4179 mpt_prt(mpt, "mpt_recover_commands: abort timed-out. " 4180 "Resetting controller\n"); 4181 mpt_reset(mpt, TRUE); 4182 continue; 4183 } 4184 4185 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { 4186 mpt_prt(mpt, "mpt_recover_commands: IOC Status 0x%x. " 4187 "Resetting controller.\n", status); 4188 mpt_reset(mpt, TRUE); 4189 continue; 4190 } 4191 4192 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED && 4193 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) { 4194 mpt_prt(mpt, "mpt_recover_commands: TMF Response 0x%x. " 4195 "Resetting controller.\n", response); 4196 mpt_reset(mpt, TRUE); 4197 continue; 4198 } 4199 mpt_prt(mpt, "abort of req %p:%u completed\n", req, req->serno); 4200 } 4201 } 4202 4203 /************************ Target Mode Support ****************************/ 4204 static void 4205 mpt_fc_post_els(struct mpt_softc *mpt, request_t *req, int ioindex) 4206 { 4207 MSG_LINK_SERVICE_BUFFER_POST_REQUEST *fc; 4208 PTR_SGE_TRANSACTION32 tep; 4209 PTR_SGE_SIMPLE32 se; 4210 bus_addr_t paddr; 4211 uint32_t fl; 4212 4213 paddr = req->req_pbuf; 4214 paddr += MPT_RQSL(mpt); 4215 4216 fc = req->req_vbuf; 4217 memset(fc, 0, MPT_REQUEST_AREA); 4218 fc->BufferCount = 1; 4219 fc->Function = MPI_FUNCTION_FC_LINK_SRVC_BUF_POST; 4220 fc->MsgContext = htole32(req->index | fc_els_handler_id); 4221 4222 /* 4223 * Okay, set up ELS buffer pointers. ELS buffer pointers 4224 * consist of a TE SGL element (with details length of zero) 4225 * followe by a SIMPLE SGL element which holds the address 4226 * of the buffer. 4227 */ 4228 4229 tep = (PTR_SGE_TRANSACTION32) &fc->SGL; 4230 4231 tep->ContextSize = 4; 4232 tep->Flags = 0; 4233 tep->TransactionContext[0] = htole32(ioindex); 4234 4235 se = (PTR_SGE_SIMPLE32) &tep->TransactionDetails[0]; 4236 fl = 4237 MPI_SGE_FLAGS_HOST_TO_IOC | 4238 MPI_SGE_FLAGS_SIMPLE_ELEMENT | 4239 MPI_SGE_FLAGS_LAST_ELEMENT | 4240 MPI_SGE_FLAGS_END_OF_LIST | 4241 MPI_SGE_FLAGS_END_OF_BUFFER; 4242 fl <<= MPI_SGE_FLAGS_SHIFT; 4243 fl |= (MPT_NRFM(mpt) - MPT_RQSL(mpt)); 4244 se->FlagsLength = htole32(fl); 4245 se->Address = htole32((uint32_t) paddr); 4246 mpt_lprt(mpt, MPT_PRT_DEBUG, 4247 "add ELS index %d ioindex %d for %p:%u\n", 4248 req->index, ioindex, req, req->serno); 4249 KASSERT(((req->state & REQ_STATE_LOCKED) != 0), 4250 ("mpt_fc_post_els: request not locked")); 4251 mpt_send_cmd(mpt, req); 4252 } 4253 4254 static void 4255 mpt_post_target_command(struct mpt_softc *mpt, request_t *req, int ioindex) 4256 { 4257 PTR_MSG_TARGET_CMD_BUFFER_POST_REQUEST fc; 4258 PTR_CMD_BUFFER_DESCRIPTOR cb; 4259 bus_addr_t paddr; 4260 4261 paddr = req->req_pbuf; 4262 paddr += MPT_RQSL(mpt); 4263 memset(req->req_vbuf, 0, MPT_REQUEST_AREA); 4264 MPT_TGT_STATE(mpt, req)->state = TGT_STATE_LOADING; 4265 4266 fc = req->req_vbuf; 4267 fc->BufferCount = 1; 4268 fc->Function = MPI_FUNCTION_TARGET_CMD_BUFFER_POST; 4269 fc->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4270 4271 cb = &fc->Buffer[0]; 4272 cb->IoIndex = htole16(ioindex); 4273 cb->u.PhysicalAddress32 = htole32((U32) paddr); 4274 4275 mpt_check_doorbell(mpt); 4276 mpt_send_cmd(mpt, req); 4277 } 4278 4279 static int 4280 mpt_add_els_buffers(struct mpt_softc *mpt) 4281 { 4282 int i; 4283 4284 if (mpt->is_fc == 0) { 4285 return (TRUE); 4286 } 4287 4288 if (mpt->els_cmds_allocated) { 4289 return (TRUE); 4290 } 4291 4292 mpt->els_cmd_ptrs = malloc(MPT_MAX_ELS * sizeof (request_t *), 4293 M_DEVBUF, M_NOWAIT | M_ZERO); 4294 4295 if (mpt->els_cmd_ptrs == NULL) { 4296 return (FALSE); 4297 } 4298 4299 /* 4300 * Feed the chip some ELS buffer resources 4301 */ 4302 for (i = 0; i < MPT_MAX_ELS; i++) { 4303 request_t *req = mpt_get_request(mpt, FALSE); 4304 if (req == NULL) { 4305 break; 4306 } 4307 req->state |= REQ_STATE_LOCKED; 4308 mpt->els_cmd_ptrs[i] = req; 4309 mpt_fc_post_els(mpt, req, i); 4310 } 4311 4312 if (i == 0) { 4313 mpt_prt(mpt, "unable to add ELS buffer resources\n"); 4314 free(mpt->els_cmd_ptrs, M_DEVBUF); 4315 mpt->els_cmd_ptrs = NULL; 4316 return (FALSE); 4317 } 4318 if (i != MPT_MAX_ELS) { 4319 mpt_lprt(mpt, MPT_PRT_INFO, 4320 "only added %d of %d ELS buffers\n", i, MPT_MAX_ELS); 4321 } 4322 mpt->els_cmds_allocated = i; 4323 return(TRUE); 4324 } 4325 4326 static int 4327 mpt_add_target_commands(struct mpt_softc *mpt) 4328 { 4329 int i, max; 4330 4331 if (mpt->tgt_cmd_ptrs) { 4332 return (TRUE); 4333 } 4334 4335 max = MPT_MAX_REQUESTS(mpt) >> 1; 4336 if (max > mpt->mpt_max_tgtcmds) { 4337 max = mpt->mpt_max_tgtcmds; 4338 } 4339 mpt->tgt_cmd_ptrs = 4340 malloc(max * sizeof (request_t *), M_DEVBUF, M_NOWAIT | M_ZERO); 4341 if (mpt->tgt_cmd_ptrs == NULL) { 4342 mpt_prt(mpt, 4343 "mpt_add_target_commands: could not allocate cmd ptrs\n"); 4344 return (FALSE); 4345 } 4346 4347 for (i = 0; i < max; i++) { 4348 request_t *req; 4349 4350 req = mpt_get_request(mpt, FALSE); 4351 if (req == NULL) { 4352 break; 4353 } 4354 req->state |= REQ_STATE_LOCKED; 4355 mpt->tgt_cmd_ptrs[i] = req; 4356 mpt_post_target_command(mpt, req, i); 4357 } 4358 4359 4360 if (i == 0) { 4361 mpt_lprt(mpt, MPT_PRT_ERROR, "could not add any target bufs\n"); 4362 free(mpt->tgt_cmd_ptrs, M_DEVBUF); 4363 mpt->tgt_cmd_ptrs = NULL; 4364 return (FALSE); 4365 } 4366 4367 mpt->tgt_cmds_allocated = i; 4368 4369 if (i < max) { 4370 mpt_lprt(mpt, MPT_PRT_INFO, 4371 "added %d of %d target bufs\n", i, max); 4372 } 4373 return (i); 4374 } 4375 4376 static int 4377 mpt_enable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun) 4378 { 4379 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 4380 mpt->twildcard = 1; 4381 } else if (lun >= MPT_MAX_LUNS) { 4382 return (EINVAL); 4383 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) { 4384 return (EINVAL); 4385 } 4386 if (mpt->tenabled == 0) { 4387 if (mpt->is_fc) { 4388 (void) mpt_fc_reset_link(mpt, 0); 4389 } 4390 mpt->tenabled = 1; 4391 } 4392 if (lun == CAM_LUN_WILDCARD) { 4393 mpt->trt_wildcard.enabled = 1; 4394 } else { 4395 mpt->trt[lun].enabled = 1; 4396 } 4397 return (0); 4398 } 4399 4400 static int 4401 mpt_disable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun) 4402 { 4403 int i; 4404 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 4405 mpt->twildcard = 0; 4406 } else if (lun >= MPT_MAX_LUNS) { 4407 return (EINVAL); 4408 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) { 4409 return (EINVAL); 4410 } 4411 if (lun == CAM_LUN_WILDCARD) { 4412 mpt->trt_wildcard.enabled = 0; 4413 } else { 4414 mpt->trt[lun].enabled = 0; 4415 } 4416 for (i = 0; i < MPT_MAX_LUNS; i++) { 4417 if (mpt->trt[lun].enabled) { 4418 break; 4419 } 4420 } 4421 if (i == MPT_MAX_LUNS && mpt->twildcard == 0) { 4422 if (mpt->is_fc) { 4423 (void) mpt_fc_reset_link(mpt, 0); 4424 } 4425 mpt->tenabled = 0; 4426 } 4427 return (0); 4428 } 4429 4430 /* 4431 * Called with MPT lock held 4432 */ 4433 static void 4434 mpt_target_start_io(struct mpt_softc *mpt, union ccb *ccb) 4435 { 4436 struct ccb_scsiio *csio = &ccb->csio; 4437 request_t *cmd_req = MPT_TAG_2_REQ(mpt, csio->tag_id); 4438 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); 4439 4440 switch (tgt->state) { 4441 case TGT_STATE_IN_CAM: 4442 break; 4443 case TGT_STATE_MOVING_DATA: 4444 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 4445 xpt_freeze_simq(mpt->sim, 1); 4446 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4447 tgt->ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 4448 MPTLOCK_2_CAMLOCK(mpt); 4449 xpt_done(ccb); 4450 CAMLOCK_2_MPTLOCK(mpt); 4451 return; 4452 default: 4453 mpt_prt(mpt, "ccb %p flags 0x%x tag 0x%08x had bad request " 4454 "starting I/O\n", ccb, csio->ccb_h.flags, csio->tag_id); 4455 mpt_tgt_dump_req_state(mpt, cmd_req); 4456 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); 4457 MPTLOCK_2_CAMLOCK(mpt); 4458 xpt_done(ccb); 4459 CAMLOCK_2_MPTLOCK(mpt); 4460 return; 4461 } 4462 4463 if (csio->dxfer_len) { 4464 bus_dmamap_callback_t *cb; 4465 PTR_MSG_TARGET_ASSIST_REQUEST ta; 4466 request_t *req; 4467 4468 KASSERT((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE, 4469 ("dxfer_len %u but direction is NONE\n", csio->dxfer_len)); 4470 4471 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 4472 if (mpt->outofbeer == 0) { 4473 mpt->outofbeer = 1; 4474 xpt_freeze_simq(mpt->sim, 1); 4475 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); 4476 } 4477 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4478 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 4479 MPTLOCK_2_CAMLOCK(mpt); 4480 xpt_done(ccb); 4481 CAMLOCK_2_MPTLOCK(mpt); 4482 return; 4483 } 4484 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG; 4485 if (sizeof (bus_addr_t) > 4) { 4486 cb = mpt_execute_req_a64; 4487 } else { 4488 cb = mpt_execute_req; 4489 } 4490 4491 req->ccb = ccb; 4492 ccb->ccb_h.ccb_req_ptr = req; 4493 4494 /* 4495 * Record the currently active ccb and the 4496 * request for it in our target state area. 4497 */ 4498 tgt->ccb = ccb; 4499 tgt->req = req; 4500 4501 memset(req->req_vbuf, 0, MPT_RQSL(mpt)); 4502 ta = req->req_vbuf; 4503 4504 if (mpt->is_sas) { 4505 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = 4506 cmd_req->req_vbuf; 4507 ta->QueueTag = ssp->InitiatorTag; 4508 } else if (mpt->is_spi) { 4509 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = 4510 cmd_req->req_vbuf; 4511 ta->QueueTag = sp->Tag; 4512 } 4513 ta->Function = MPI_FUNCTION_TARGET_ASSIST; 4514 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4515 ta->ReplyWord = htole32(tgt->reply_desc); 4516 if (csio->ccb_h.target_lun > MPT_MAX_LUNS) { 4517 ta->LUN[0] = 4518 0x40 | ((csio->ccb_h.target_lun >> 8) & 0x3f); 4519 ta->LUN[1] = csio->ccb_h.target_lun & 0xff; 4520 } else { 4521 ta->LUN[1] = csio->ccb_h.target_lun; 4522 } 4523 4524 ta->RelativeOffset = tgt->bytes_xfered; 4525 ta->DataLength = ccb->csio.dxfer_len; 4526 if (ta->DataLength > tgt->resid) { 4527 ta->DataLength = tgt->resid; 4528 } 4529 4530 /* 4531 * XXX Should be done after data transfer completes? 4532 */ 4533 tgt->resid -= csio->dxfer_len; 4534 tgt->bytes_xfered += csio->dxfer_len; 4535 4536 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4537 ta->TargetAssistFlags |= 4538 TARGET_ASSIST_FLAGS_DATA_DIRECTION; 4539 } 4540 4541 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4542 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && 4543 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { 4544 ta->TargetAssistFlags |= 4545 TARGET_ASSIST_FLAGS_AUTO_STATUS; 4546 } 4547 #endif 4548 tgt->state = TGT_STATE_SETTING_UP_FOR_DATA; 4549 4550 mpt_lprt(mpt, MPT_PRT_DEBUG, 4551 "DATA_CCB %p tag %x %u bytes %u resid flg %x req %p:%u " 4552 "nxtstate=%d\n", csio, csio->tag_id, csio->dxfer_len, 4553 tgt->resid, ccb->ccb_h.flags, req, req->serno, tgt->state); 4554 4555 MPTLOCK_2_CAMLOCK(mpt); 4556 if ((ccb->ccb_h.flags & CAM_SCATTER_VALID) == 0) { 4557 if ((ccb->ccb_h.flags & CAM_DATA_PHYS) == 0) { 4558 int error; 4559 int s = splsoftvm(); 4560 error = bus_dmamap_load(mpt->buffer_dmat, 4561 req->dmap, csio->data_ptr, csio->dxfer_len, 4562 cb, req, 0); 4563 splx(s); 4564 if (error == EINPROGRESS) { 4565 xpt_freeze_simq(mpt->sim, 1); 4566 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 4567 } 4568 } else { 4569 /* 4570 * We have been given a pointer to single 4571 * physical buffer. 4572 */ 4573 struct bus_dma_segment seg; 4574 seg.ds_addr = (bus_addr_t) 4575 (vm_offset_t)csio->data_ptr; 4576 seg.ds_len = csio->dxfer_len; 4577 (*cb)(req, &seg, 1, 0); 4578 } 4579 } else { 4580 /* 4581 * We have been given a list of addresses. 4582 * This case could be easily supported but they are not 4583 * currently generated by the CAM subsystem so there 4584 * is no point in wasting the time right now. 4585 */ 4586 struct bus_dma_segment *sgs; 4587 if ((ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { 4588 (*cb)(req, NULL, 0, EFAULT); 4589 } else { 4590 /* Just use the segments provided */ 4591 sgs = (struct bus_dma_segment *)csio->data_ptr; 4592 (*cb)(req, sgs, csio->sglist_cnt, 0); 4593 } 4594 } 4595 CAMLOCK_2_MPTLOCK(mpt); 4596 } else { 4597 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE]; 4598 4599 /* 4600 * XXX: I don't know why this seems to happen, but 4601 * XXX: completing the CCB seems to make things happy. 4602 * XXX: This seems to happen if the initiator requests 4603 * XXX: enough data that we have to do multiple CTIOs. 4604 */ 4605 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 4606 mpt_lprt(mpt, MPT_PRT_DEBUG, 4607 "Meaningless STATUS CCB (%p): flags %x status %x " 4608 "resid %d bytes_xfered %u\n", ccb, ccb->ccb_h.flags, 4609 ccb->ccb_h.status, tgt->resid, tgt->bytes_xfered); 4610 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 4611 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4612 MPTLOCK_2_CAMLOCK(mpt); 4613 xpt_done(ccb); 4614 CAMLOCK_2_MPTLOCK(mpt); 4615 return; 4616 } 4617 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 4618 sp = sense; 4619 memcpy(sp, &csio->sense_data, 4620 min(csio->sense_len, MPT_SENSE_SIZE)); 4621 } 4622 mpt_scsi_tgt_status(mpt, ccb, cmd_req, csio->scsi_status, sp); 4623 } 4624 } 4625 4626 static void 4627 mpt_scsi_tgt_local(struct mpt_softc *mpt, request_t *cmd_req, 4628 uint32_t lun, int send, uint8_t *data, size_t length) 4629 { 4630 mpt_tgt_state_t *tgt; 4631 PTR_MSG_TARGET_ASSIST_REQUEST ta; 4632 SGE_SIMPLE32 *se; 4633 uint32_t flags; 4634 uint8_t *dptr; 4635 bus_addr_t pptr; 4636 request_t *req; 4637 4638 /* 4639 * We enter with resid set to the data load for the command. 4640 */ 4641 tgt = MPT_TGT_STATE(mpt, cmd_req); 4642 if (length == 0 || tgt->resid == 0) { 4643 tgt->resid = 0; 4644 mpt_scsi_tgt_status(mpt, NULL, cmd_req, 0, NULL); 4645 return; 4646 } 4647 4648 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 4649 mpt_prt(mpt, "out of resources- dropping local response\n"); 4650 return; 4651 } 4652 tgt->is_local = 1; 4653 4654 4655 memset(req->req_vbuf, 0, MPT_RQSL(mpt)); 4656 ta = req->req_vbuf; 4657 4658 if (mpt->is_sas) { 4659 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = cmd_req->req_vbuf; 4660 ta->QueueTag = ssp->InitiatorTag; 4661 } else if (mpt->is_spi) { 4662 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = cmd_req->req_vbuf; 4663 ta->QueueTag = sp->Tag; 4664 } 4665 ta->Function = MPI_FUNCTION_TARGET_ASSIST; 4666 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4667 ta->ReplyWord = htole32(tgt->reply_desc); 4668 if (lun > MPT_MAX_LUNS) { 4669 ta->LUN[0] = 0x40 | ((lun >> 8) & 0x3f); 4670 ta->LUN[1] = lun & 0xff; 4671 } else { 4672 ta->LUN[1] = lun; 4673 } 4674 ta->RelativeOffset = 0; 4675 ta->DataLength = length; 4676 4677 dptr = req->req_vbuf; 4678 dptr += MPT_RQSL(mpt); 4679 pptr = req->req_pbuf; 4680 pptr += MPT_RQSL(mpt); 4681 memcpy(dptr, data, min(length, MPT_RQSL(mpt))); 4682 4683 se = (SGE_SIMPLE32 *) &ta->SGL[0]; 4684 memset(se, 0,sizeof (*se)); 4685 4686 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT; 4687 if (send) { 4688 ta->TargetAssistFlags |= TARGET_ASSIST_FLAGS_DATA_DIRECTION; 4689 flags |= MPI_SGE_FLAGS_HOST_TO_IOC; 4690 } 4691 se->Address = pptr; 4692 MPI_pSGE_SET_LENGTH(se, length); 4693 flags |= MPI_SGE_FLAGS_LAST_ELEMENT; 4694 flags |= MPI_SGE_FLAGS_END_OF_LIST | MPI_SGE_FLAGS_END_OF_BUFFER; 4695 MPI_pSGE_SET_FLAGS(se, flags); 4696 4697 tgt->ccb = NULL; 4698 tgt->req = req; 4699 tgt->resid -= length; 4700 tgt->bytes_xfered = length; 4701 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4702 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; 4703 #else 4704 tgt->state = TGT_STATE_MOVING_DATA; 4705 #endif 4706 mpt_send_cmd(mpt, req); 4707 } 4708 4709 /* 4710 * Abort queued up CCBs 4711 */ 4712 static cam_status 4713 mpt_abort_target_ccb(struct mpt_softc *mpt, union ccb *ccb) 4714 { 4715 struct mpt_hdr_stailq *lp; 4716 struct ccb_hdr *srch; 4717 int found = 0; 4718 union ccb *accb = ccb->cab.abort_ccb; 4719 tgt_resource_t *trtp; 4720 4721 mpt_lprt(mpt, MPT_PRT_DEBUG, "aborting ccb %p\n", accb); 4722 4723 if (ccb->ccb_h.target_lun == CAM_LUN_WILDCARD) { 4724 trtp = &mpt->trt_wildcard; 4725 } else { 4726 trtp = &mpt->trt[ccb->ccb_h.target_lun]; 4727 } 4728 4729 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4730 lp = &trtp->atios; 4731 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4732 lp = &trtp->inots; 4733 } else { 4734 return (CAM_REQ_INVALID); 4735 } 4736 4737 STAILQ_FOREACH(srch, lp, sim_links.stqe) { 4738 if (srch == &accb->ccb_h) { 4739 found = 1; 4740 STAILQ_REMOVE(lp, srch, ccb_hdr, sim_links.stqe); 4741 break; 4742 } 4743 } 4744 if (found) { 4745 accb->ccb_h.status = CAM_REQ_ABORTED; 4746 xpt_done(accb); 4747 return (CAM_REQ_CMP); 4748 } 4749 mpt_prt(mpt, "mpt_abort_tgt_ccb: CCB %p not found\n", ccb); 4750 return (CAM_PATH_INVALID); 4751 } 4752 4753 /* 4754 * Ask the MPT to abort the current target command 4755 */ 4756 static int 4757 mpt_abort_target_cmd(struct mpt_softc *mpt, request_t *cmd_req) 4758 { 4759 int error; 4760 request_t *req; 4761 PTR_MSG_TARGET_MODE_ABORT abtp; 4762 4763 req = mpt_get_request(mpt, FALSE); 4764 if (req == NULL) { 4765 return (-1); 4766 } 4767 abtp = req->req_vbuf; 4768 memset(abtp, 0, sizeof (*abtp)); 4769 4770 abtp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4771 abtp->AbortType = TARGET_MODE_ABORT_TYPE_EXACT_IO; 4772 abtp->Function = MPI_FUNCTION_TARGET_MODE_ABORT; 4773 abtp->ReplyWord = htole32(MPT_TGT_STATE(mpt, cmd_req)->reply_desc); 4774 error = 0; 4775 if (mpt->is_fc || mpt->is_sas) { 4776 mpt_send_cmd(mpt, req); 4777 } else { 4778 error = mpt_send_handshake_cmd(mpt, sizeof(*req), req); 4779 } 4780 return (error); 4781 } 4782 4783 /* 4784 * WE_TRUST_AUTO_GOOD_STATUS- I've found that setting 4785 * TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS leads the 4786 * FC929 to set bogus FC_RSP fields (nonzero residuals 4787 * but w/o RESID fields set). This causes QLogic initiators 4788 * to think maybe that a frame was lost. 4789 * 4790 * WE_CAN_USE_AUTO_REPOST- we can't use AUTO_REPOST because 4791 * we use allocated requests to do TARGET_ASSIST and we 4792 * need to know when to release them. 4793 */ 4794 4795 static void 4796 mpt_scsi_tgt_status(struct mpt_softc *mpt, union ccb *ccb, request_t *cmd_req, 4797 uint8_t status, uint8_t const *sense_data) 4798 { 4799 uint8_t *cmd_vbuf; 4800 mpt_tgt_state_t *tgt; 4801 PTR_MSG_TARGET_STATUS_SEND_REQUEST tp; 4802 request_t *req; 4803 bus_addr_t paddr; 4804 int resplen = 0; 4805 uint32_t fl; 4806 4807 cmd_vbuf = cmd_req->req_vbuf; 4808 cmd_vbuf += MPT_RQSL(mpt); 4809 tgt = MPT_TGT_STATE(mpt, cmd_req); 4810 4811 if ((req = mpt_get_request(mpt, FALSE)) == NULL) { 4812 if (mpt->outofbeer == 0) { 4813 mpt->outofbeer = 1; 4814 xpt_freeze_simq(mpt->sim, 1); 4815 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); 4816 } 4817 if (ccb) { 4818 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4819 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); 4820 MPTLOCK_2_CAMLOCK(mpt); 4821 xpt_done(ccb); 4822 CAMLOCK_2_MPTLOCK(mpt); 4823 } else { 4824 mpt_prt(mpt, 4825 "could not allocate status request- dropping\n"); 4826 } 4827 return; 4828 } 4829 req->ccb = ccb; 4830 if (ccb) { 4831 ccb->ccb_h.ccb_mpt_ptr = mpt; 4832 ccb->ccb_h.ccb_req_ptr = req; 4833 } 4834 4835 /* 4836 * Record the currently active ccb, if any, and the 4837 * request for it in our target state area. 4838 */ 4839 tgt->ccb = ccb; 4840 tgt->req = req; 4841 tgt->state = TGT_STATE_SENDING_STATUS; 4842 4843 tp = req->req_vbuf; 4844 paddr = req->req_pbuf; 4845 paddr += MPT_RQSL(mpt); 4846 4847 memset(tp, 0, sizeof (*tp)); 4848 tp->Function = MPI_FUNCTION_TARGET_STATUS_SEND; 4849 if (mpt->is_fc) { 4850 PTR_MPI_TARGET_FCP_CMD_BUFFER fc = 4851 (PTR_MPI_TARGET_FCP_CMD_BUFFER) cmd_vbuf; 4852 uint8_t *sts_vbuf; 4853 uint32_t *rsp; 4854 4855 sts_vbuf = req->req_vbuf; 4856 sts_vbuf += MPT_RQSL(mpt); 4857 rsp = (uint32_t *) sts_vbuf; 4858 memcpy(tp->LUN, fc->FcpLun, sizeof (tp->LUN)); 4859 4860 /* 4861 * The MPI_TARGET_FCP_RSP_BUFFER define is unfortunate. 4862 * It has to be big-endian in memory and is organized 4863 * in 32 bit words, which are much easier to deal with 4864 * as words which are swizzled as needed. 4865 * 4866 * All we're filling here is the FC_RSP payload. 4867 * We may just have the chip synthesize it if 4868 * we have no residual and an OK status. 4869 * 4870 */ 4871 memset(rsp, 0, sizeof (MPI_TARGET_FCP_RSP_BUFFER)); 4872 4873 rsp[2] = status; 4874 if (tgt->resid) { 4875 rsp[2] |= 0x800; /* XXXX NEED MNEMONIC!!!! */ 4876 rsp[3] = htobe32(tgt->resid); 4877 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4878 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); 4879 #endif 4880 } 4881 if (status == SCSI_STATUS_CHECK_COND) { 4882 int i; 4883 4884 rsp[2] |= 0x200; /* XXXX NEED MNEMONIC!!!! */ 4885 rsp[4] = htobe32(MPT_SENSE_SIZE); 4886 if (sense_data) { 4887 memcpy(&rsp[8], sense_data, MPT_SENSE_SIZE); 4888 } else { 4889 mpt_prt(mpt, "mpt_scsi_tgt_status: CHECK CONDI" 4890 "TION but no sense data?\n"); 4891 memset(&rsp, 0, MPT_SENSE_SIZE); 4892 } 4893 for (i = 8; i < (8 + (MPT_SENSE_SIZE >> 2)); i++) { 4894 rsp[i] = htobe32(rsp[i]); 4895 } 4896 #ifdef WE_TRUST_AUTO_GOOD_STATUS 4897 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); 4898 #endif 4899 } 4900 #ifndef WE_TRUST_AUTO_GOOD_STATUS 4901 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); 4902 #endif 4903 rsp[2] = htobe32(rsp[2]); 4904 } else if (mpt->is_sas) { 4905 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = 4906 (PTR_MPI_TARGET_SSP_CMD_BUFFER) cmd_vbuf; 4907 memcpy(tp->LUN, ssp->LogicalUnitNumber, sizeof (tp->LUN)); 4908 } else { 4909 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = 4910 (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) cmd_vbuf; 4911 tp->StatusCode = status; 4912 tp->QueueTag = htole16(sp->Tag); 4913 memcpy(tp->LUN, sp->LogicalUnitNumber, sizeof (tp->LUN)); 4914 } 4915 4916 tp->ReplyWord = htole32(tgt->reply_desc); 4917 tp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); 4918 4919 #ifdef WE_CAN_USE_AUTO_REPOST 4920 tp->MsgFlags = TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER; 4921 #endif 4922 if (status == SCSI_STATUS_OK && resplen == 0) { 4923 tp->MsgFlags |= TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS; 4924 } else { 4925 tp->StatusDataSGE.u.Address32 = htole32((uint32_t) paddr); 4926 fl = 4927 MPI_SGE_FLAGS_HOST_TO_IOC | 4928 MPI_SGE_FLAGS_SIMPLE_ELEMENT | 4929 MPI_SGE_FLAGS_LAST_ELEMENT | 4930 MPI_SGE_FLAGS_END_OF_LIST | 4931 MPI_SGE_FLAGS_END_OF_BUFFER; 4932 fl <<= MPI_SGE_FLAGS_SHIFT; 4933 fl |= resplen; 4934 tp->StatusDataSGE.FlagsLength = htole32(fl); 4935 } 4936 4937 mpt_lprt(mpt, MPT_PRT_DEBUG, 4938 "STATUS_CCB %p (wit%s sense) tag %x req %p:%u resid %u\n", 4939 ccb, sense_data?"h" : "hout", ccb? ccb->csio.tag_id : -1, req, 4940 req->serno, tgt->resid); 4941 if (ccb) { 4942 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG; 4943 mpt_req_timeout(req, 60 * hz, mpt_timeout, ccb); 4944 } 4945 mpt_send_cmd(mpt, req); 4946 } 4947 4948 static void 4949 mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *mpt, request_t *req, mpt_task_mgmt_t fc, 4950 tgt_resource_t *trtp, int init_id) 4951 { 4952 struct ccb_immed_notify *inot; 4953 mpt_tgt_state_t *tgt; 4954 4955 tgt = MPT_TGT_STATE(mpt, req); 4956 inot = (struct ccb_immed_notify *) STAILQ_FIRST(&trtp->inots); 4957 if (inot == NULL) { 4958 mpt_lprt(mpt, MPT_PRT_WARN, "no INOTSs- sending back BSY\n"); 4959 mpt_scsi_tgt_status(mpt, NULL, req, SCSI_STATUS_BUSY, NULL); 4960 return; 4961 } 4962 STAILQ_REMOVE_HEAD(&trtp->inots, sim_links.stqe); 4963 mpt_lprt(mpt, MPT_PRT_DEBUG1, 4964 "Get FREE INOT %p lun %d\n", inot, inot->ccb_h.target_lun); 4965 4966 memset(&inot->sense_data, 0, sizeof (inot->sense_data)); 4967 inot->sense_len = 0; 4968 memset(inot->message_args, 0, sizeof (inot->message_args)); 4969 inot->initiator_id = init_id; /* XXX */ 4970 4971 /* 4972 * This is a somewhat grotesque attempt to map from task management 4973 * to old style SCSI messages. God help us all. 4974 */ 4975 switch (fc) { 4976 case MPT_ABORT_TASK_SET: 4977 inot->message_args[0] = MSG_ABORT_TAG; 4978 break; 4979 case MPT_CLEAR_TASK_SET: 4980 inot->message_args[0] = MSG_CLEAR_TASK_SET; 4981 break; 4982 case MPT_TARGET_RESET: 4983 inot->message_args[0] = MSG_TARGET_RESET; 4984 break; 4985 case MPT_CLEAR_ACA: 4986 inot->message_args[0] = MSG_CLEAR_ACA; 4987 break; 4988 case MPT_TERMINATE_TASK: 4989 inot->message_args[0] = MSG_ABORT_TAG; 4990 break; 4991 default: 4992 inot->message_args[0] = MSG_NOOP; 4993 break; 4994 } 4995 tgt->ccb = (union ccb *) inot; 4996 inot->ccb_h.status = CAM_MESSAGE_RECV|CAM_DEV_QFRZN; 4997 MPTLOCK_2_CAMLOCK(mpt); 4998 xpt_done((union ccb *)inot); 4999 CAMLOCK_2_MPTLOCK(mpt); 5000 } 5001 5002 static void 5003 mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc) 5004 { 5005 static uint8_t null_iqd[SHORT_INQUIRY_LENGTH] = { 5006 0x7f, 0x00, 0x02, 0x02, 0x20, 0x00, 0x00, 0x32, 5007 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 5008 'L', 'S', 'I', '-', 'L', 'O', 'G', 'I', 5009 'C', ' ', 'N', 'U', 'L', 'D', 'E', 'V', 5010 '0', '0', '0', '1' 5011 }; 5012 struct ccb_accept_tio *atiop; 5013 lun_id_t lun; 5014 int tag_action = 0; 5015 mpt_tgt_state_t *tgt; 5016 tgt_resource_t *trtp = NULL; 5017 U8 *lunptr; 5018 U8 *vbuf; 5019 U16 itag; 5020 U16 ioindex; 5021 mpt_task_mgmt_t fct = MPT_NIL_TMT_VALUE; 5022 uint8_t *cdbp; 5023 5024 /* 5025 * First, DMA sync the received command- 5026 * which is in the *request* * phys area. 5027 * 5028 * XXX: We could optimize this for a range 5029 */ 5030 bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap, 5031 BUS_DMASYNC_POSTREAD); 5032 5033 /* 5034 * Stash info for the current command where we can get at it later. 5035 */ 5036 vbuf = req->req_vbuf; 5037 vbuf += MPT_RQSL(mpt); 5038 5039 /* 5040 * Get our state pointer set up. 5041 */ 5042 tgt = MPT_TGT_STATE(mpt, req); 5043 if (tgt->state != TGT_STATE_LOADED) { 5044 mpt_tgt_dump_req_state(mpt, req); 5045 panic("bad target state in mpt_scsi_tgt_atio"); 5046 } 5047 memset(tgt, 0, sizeof (mpt_tgt_state_t)); 5048 tgt->state = TGT_STATE_IN_CAM; 5049 tgt->reply_desc = reply_desc; 5050 ioindex = GET_IO_INDEX(reply_desc); 5051 if (mpt->verbose >= MPT_PRT_DEBUG) { 5052 mpt_dump_data(mpt, "mpt_scsi_tgt_atio response", vbuf, 5053 max(sizeof (MPI_TARGET_FCP_CMD_BUFFER), 5054 max(sizeof (MPI_TARGET_SSP_CMD_BUFFER), 5055 sizeof (MPI_TARGET_SCSI_SPI_CMD_BUFFER)))); 5056 } 5057 if (mpt->is_fc) { 5058 PTR_MPI_TARGET_FCP_CMD_BUFFER fc; 5059 fc = (PTR_MPI_TARGET_FCP_CMD_BUFFER) vbuf; 5060 if (fc->FcpCntl[2]) { 5061 /* 5062 * Task Management Request 5063 */ 5064 switch (fc->FcpCntl[2]) { 5065 case 0x2: 5066 fct = MPT_ABORT_TASK_SET; 5067 break; 5068 case 0x4: 5069 fct = MPT_CLEAR_TASK_SET; 5070 break; 5071 case 0x20: 5072 fct = MPT_TARGET_RESET; 5073 break; 5074 case 0x40: 5075 fct = MPT_CLEAR_ACA; 5076 break; 5077 case 0x80: 5078 fct = MPT_TERMINATE_TASK; 5079 break; 5080 default: 5081 mpt_prt(mpt, "CORRUPTED TASK MGMT BITS: 0x%x\n", 5082 fc->FcpCntl[2]); 5083 mpt_scsi_tgt_status(mpt, 0, req, 5084 SCSI_STATUS_OK, 0); 5085 return; 5086 } 5087 } else { 5088 switch (fc->FcpCntl[1]) { 5089 case 0: 5090 tag_action = MSG_SIMPLE_Q_TAG; 5091 break; 5092 case 1: 5093 tag_action = MSG_HEAD_OF_Q_TAG; 5094 break; 5095 case 2: 5096 tag_action = MSG_ORDERED_Q_TAG; 5097 break; 5098 default: 5099 /* 5100 * Bah. Ignore Untagged Queing and ACA 5101 */ 5102 tag_action = MSG_SIMPLE_Q_TAG; 5103 break; 5104 } 5105 } 5106 tgt->resid = be32toh(fc->FcpDl); 5107 cdbp = fc->FcpCdb; 5108 lunptr = fc->FcpLun; 5109 itag = be16toh(fc->OptionalOxid); 5110 } else if (mpt->is_sas) { 5111 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp; 5112 ssp = (PTR_MPI_TARGET_SSP_CMD_BUFFER) vbuf; 5113 cdbp = ssp->CDB; 5114 lunptr = ssp->LogicalUnitNumber; 5115 itag = ssp->InitiatorTag; 5116 } else { 5117 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp; 5118 sp = (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) vbuf; 5119 cdbp = sp->CDB; 5120 lunptr = sp->LogicalUnitNumber; 5121 itag = sp->Tag; 5122 } 5123 5124 /* 5125 * Generate a simple lun 5126 */ 5127 switch (lunptr[0] & 0xc0) { 5128 case 0x40: 5129 lun = ((lunptr[0] & 0x3f) << 8) | lunptr[1]; 5130 break; 5131 case 0: 5132 lun = lunptr[1]; 5133 break; 5134 default: 5135 mpt_lprt(mpt, MPT_PRT_ERROR, "cannot handle this type lun\n"); 5136 lun = 0xffff; 5137 break; 5138 } 5139 5140 /* 5141 * Deal with non-enabled or bad luns here. 5142 */ 5143 if (lun >= MPT_MAX_LUNS || mpt->tenabled == 0 || 5144 mpt->trt[lun].enabled == 0) { 5145 if (mpt->twildcard) { 5146 trtp = &mpt->trt_wildcard; 5147 } else if (fct == MPT_NIL_TMT_VALUE) { 5148 /* 5149 * In this case, we haven't got an upstream listener 5150 * for either a specific lun or wildcard luns. We 5151 * have to make some sensible response. For regular 5152 * inquiry, just return some NOT HERE inquiry data. 5153 * For VPD inquiry, report illegal field in cdb. 5154 * For REQUEST SENSE, just return NO SENSE data. 5155 * REPORT LUNS gets illegal command. 5156 * All other commands get 'no such device'. 5157 */ 5158 uint8_t *sp, cond, buf[MPT_SENSE_SIZE]; 5159 size_t len; 5160 5161 memset(buf, 0, MPT_SENSE_SIZE); 5162 cond = SCSI_STATUS_CHECK_COND; 5163 buf[0] = 0xf0; 5164 buf[2] = 0x5; 5165 buf[7] = 0x8; 5166 sp = buf; 5167 tgt->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex); 5168 5169 switch (cdbp[0]) { 5170 case INQUIRY: 5171 { 5172 if (cdbp[1] != 0) { 5173 buf[12] = 0x26; 5174 buf[13] = 0x01; 5175 break; 5176 } 5177 len = min(tgt->resid, cdbp[4]); 5178 len = min(len, sizeof (null_iqd)); 5179 mpt_lprt(mpt, MPT_PRT_DEBUG, 5180 "local inquiry %ld bytes\n", (long) len); 5181 mpt_scsi_tgt_local(mpt, req, lun, 1, 5182 null_iqd, len); 5183 return; 5184 } 5185 case REQUEST_SENSE: 5186 { 5187 buf[2] = 0x0; 5188 len = min(tgt->resid, cdbp[4]); 5189 len = min(len, sizeof (buf)); 5190 mpt_lprt(mpt, MPT_PRT_DEBUG, 5191 "local reqsense %ld bytes\n", (long) len); 5192 mpt_scsi_tgt_local(mpt, req, lun, 1, 5193 buf, len); 5194 return; 5195 } 5196 case REPORT_LUNS: 5197 mpt_lprt(mpt, MPT_PRT_DEBUG, "REPORT LUNS\n"); 5198 buf[12] = 0x26; 5199 return; 5200 default: 5201 mpt_lprt(mpt, MPT_PRT_DEBUG, 5202 "CMD 0x%x to unmanaged lun %u\n", 5203 cdbp[0], lun); 5204 buf[12] = 0x25; 5205 break; 5206 } 5207 mpt_scsi_tgt_status(mpt, NULL, req, cond, sp); 5208 return; 5209 } 5210 /* otherwise, leave trtp NULL */ 5211 } else { 5212 trtp = &mpt->trt[lun]; 5213 } 5214 5215 /* 5216 * Deal with any task management 5217 */ 5218 if (fct != MPT_NIL_TMT_VALUE) { 5219 if (trtp == NULL) { 5220 mpt_prt(mpt, "task mgmt function %x but no listener\n", 5221 fct); 5222 mpt_scsi_tgt_status(mpt, 0, req, 5223 SCSI_STATUS_OK, 0); 5224 } else { 5225 mpt_scsi_tgt_tsk_mgmt(mpt, req, fct, trtp, 5226 GET_INITIATOR_INDEX(reply_desc)); 5227 } 5228 return; 5229 } 5230 5231 5232 atiop = (struct ccb_accept_tio *) STAILQ_FIRST(&trtp->atios); 5233 if (atiop == NULL) { 5234 mpt_lprt(mpt, MPT_PRT_WARN, 5235 "no ATIOs for lun %u- sending back %s\n", lun, 5236 mpt->tenabled? "QUEUE FULL" : "BUSY"); 5237 mpt_scsi_tgt_status(mpt, NULL, req, 5238 mpt->tenabled? SCSI_STATUS_QUEUE_FULL : SCSI_STATUS_BUSY, 5239 NULL); 5240 return; 5241 } 5242 STAILQ_REMOVE_HEAD(&trtp->atios, sim_links.stqe); 5243 mpt_lprt(mpt, MPT_PRT_DEBUG1, 5244 "Get FREE ATIO %p lun %d\n", atiop, atiop->ccb_h.target_lun); 5245 atiop->ccb_h.ccb_mpt_ptr = mpt; 5246 atiop->ccb_h.status = CAM_CDB_RECVD; 5247 atiop->ccb_h.target_lun = lun; 5248 atiop->sense_len = 0; 5249 atiop->init_id = GET_INITIATOR_INDEX(reply_desc); 5250 atiop->cdb_len = mpt_cdblen(cdbp[0], 16); 5251 memcpy(atiop->cdb_io.cdb_bytes, cdbp, atiop->cdb_len); 5252 5253 /* 5254 * The tag we construct here allows us to find the 5255 * original request that the command came in with. 5256 * 5257 * This way we don't have to depend on anything but the 5258 * tag to find things when CCBs show back up from CAM. 5259 */ 5260 atiop->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex); 5261 tgt->tag_id = atiop->tag_id; 5262 if (tag_action) { 5263 atiop->tag_action = tag_action; 5264 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 5265 } 5266 if (mpt->verbose >= MPT_PRT_DEBUG) { 5267 int i; 5268 mpt_prt(mpt, "START_CCB %p for lun %u CDB=<", atiop, 5269 atiop->ccb_h.target_lun); 5270 for (i = 0; i < atiop->cdb_len; i++) { 5271 mpt_prtc(mpt, "%02x%c", cdbp[i] & 0xff, 5272 (i == (atiop->cdb_len - 1))? '>' : ' '); 5273 } 5274 mpt_prtc(mpt, " itag %x tag %x rdesc %x dl=%u\n", 5275 itag, atiop->tag_id, tgt->reply_desc, tgt->resid); 5276 } 5277 5278 MPTLOCK_2_CAMLOCK(mpt); 5279 xpt_done((union ccb *)atiop); 5280 CAMLOCK_2_MPTLOCK(mpt); 5281 } 5282 5283 static void 5284 mpt_tgt_dump_tgt_state(struct mpt_softc *mpt, request_t *req) 5285 { 5286 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req); 5287 5288 mpt_prt(mpt, "req %p:%u tgt:rdesc 0x%x resid %u xfrd %u ccb %p treq %p " 5289 "nx %d tag 0x%08x state=%d\n", req, req->serno, tgt->reply_desc, 5290 tgt->resid, tgt->bytes_xfered, tgt->ccb, tgt->req, tgt->nxfers, 5291 tgt->tag_id, tgt->state); 5292 } 5293 5294 static void 5295 mpt_tgt_dump_req_state(struct mpt_softc *mpt, request_t *req) 5296 { 5297 mpt_prt(mpt, "req %p:%u index %u (%x) state %x\n", req, req->serno, 5298 req->index, req->index, req->state); 5299 mpt_tgt_dump_tgt_state(mpt, req); 5300 } 5301 5302 static int 5303 mpt_scsi_tgt_reply_handler(struct mpt_softc *mpt, request_t *req, 5304 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 5305 { 5306 int dbg; 5307 union ccb *ccb; 5308 U16 status; 5309 5310 if (reply_frame == NULL) { 5311 /* 5312 * Figure out what the state of the command is. 5313 */ 5314 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req); 5315 5316 #ifdef INVARIANTS 5317 mpt_req_spcl(mpt, req, "turbo scsi_tgt_reply", __LINE__); 5318 if (tgt->req) { 5319 mpt_req_not_spcl(mpt, tgt->req, 5320 "turbo scsi_tgt_reply associated req", __LINE__); 5321 } 5322 #endif 5323 switch(tgt->state) { 5324 case TGT_STATE_LOADED: 5325 /* 5326 * This is a new command starting. 5327 */ 5328 mpt_scsi_tgt_atio(mpt, req, reply_desc); 5329 break; 5330 case TGT_STATE_MOVING_DATA: 5331 { 5332 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE]; 5333 5334 ccb = tgt->ccb; 5335 if (tgt->req == NULL) { 5336 panic("mpt: turbo target reply with null " 5337 "associated request moving data"); 5338 /* NOTREACHED */ 5339 } 5340 if (ccb == NULL) { 5341 if (tgt->is_local == 0) { 5342 panic("mpt: turbo target reply with " 5343 "null associated ccb moving data"); 5344 /* NOTREACHED */ 5345 } 5346 mpt_lprt(mpt, MPT_PRT_DEBUG, 5347 "TARGET_ASSIST local done\n"); 5348 TAILQ_REMOVE(&mpt->request_pending_list, 5349 tgt->req, links); 5350 mpt_free_request(mpt, tgt->req); 5351 tgt->req = NULL; 5352 mpt_scsi_tgt_status(mpt, NULL, req, 5353 0, NULL); 5354 return (TRUE); 5355 } 5356 tgt->ccb = NULL; 5357 tgt->nxfers++; 5358 mpt_req_untimeout(req, mpt_timeout, ccb); 5359 mpt_lprt(mpt, MPT_PRT_DEBUG, 5360 "TARGET_ASSIST %p (req %p:%u) done tag 0x%x\n", 5361 ccb, tgt->req, tgt->req->serno, ccb->csio.tag_id); 5362 /* 5363 * Free the Target Assist Request 5364 */ 5365 KASSERT(tgt->req->ccb == ccb, 5366 ("tgt->req %p:%u tgt->req->ccb %p", tgt->req, 5367 tgt->req->serno, tgt->req->ccb)); 5368 TAILQ_REMOVE(&mpt->request_pending_list, 5369 tgt->req, links); 5370 mpt_free_request(mpt, tgt->req); 5371 tgt->req = NULL; 5372 5373 /* 5374 * Do we need to send status now? That is, are 5375 * we done with all our data transfers? 5376 */ 5377 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 5378 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 5379 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5380 KASSERT(ccb->ccb_h.status, 5381 ("zero ccb sts at %d\n", __LINE__)); 5382 tgt->state = TGT_STATE_IN_CAM; 5383 if (mpt->outofbeer) { 5384 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 5385 mpt->outofbeer = 0; 5386 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); 5387 } 5388 MPTLOCK_2_CAMLOCK(mpt); 5389 xpt_done(ccb); 5390 CAMLOCK_2_MPTLOCK(mpt); 5391 break; 5392 } 5393 /* 5394 * Otherwise, send status (and sense) 5395 */ 5396 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 5397 sp = sense; 5398 memcpy(sp, &ccb->csio.sense_data, 5399 min(ccb->csio.sense_len, MPT_SENSE_SIZE)); 5400 } 5401 mpt_scsi_tgt_status(mpt, ccb, req, 5402 ccb->csio.scsi_status, sp); 5403 break; 5404 } 5405 case TGT_STATE_SENDING_STATUS: 5406 case TGT_STATE_MOVING_DATA_AND_STATUS: 5407 { 5408 int ioindex; 5409 ccb = tgt->ccb; 5410 5411 if (tgt->req == NULL) { 5412 panic("mpt: turbo target reply with null " 5413 "associated request sending status"); 5414 /* NOTREACHED */ 5415 } 5416 5417 if (ccb) { 5418 tgt->ccb = NULL; 5419 if (tgt->state == 5420 TGT_STATE_MOVING_DATA_AND_STATUS) { 5421 tgt->nxfers++; 5422 } 5423 mpt_req_untimeout(req, mpt_timeout, ccb); 5424 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 5425 ccb->ccb_h.status |= CAM_SENT_SENSE; 5426 } 5427 mpt_lprt(mpt, MPT_PRT_DEBUG, 5428 "TARGET_STATUS tag %x sts %x flgs %x req " 5429 "%p\n", ccb->csio.tag_id, ccb->ccb_h.status, 5430 ccb->ccb_h.flags, tgt->req); 5431 /* 5432 * Free the Target Send Status Request 5433 */ 5434 KASSERT(tgt->req->ccb == ccb, 5435 ("tgt->req %p:%u tgt->req->ccb %p", 5436 tgt->req, tgt->req->serno, tgt->req->ccb)); 5437 /* 5438 * Notify CAM that we're done 5439 */ 5440 mpt_set_ccb_status(ccb, CAM_REQ_CMP); 5441 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5442 KASSERT(ccb->ccb_h.status, 5443 ("ZERO ccb sts at %d\n", __LINE__)); 5444 tgt->ccb = NULL; 5445 } else { 5446 mpt_lprt(mpt, MPT_PRT_DEBUG, 5447 "TARGET_STATUS non-CAM for req %p:%u\n", 5448 tgt->req, tgt->req->serno); 5449 } 5450 TAILQ_REMOVE(&mpt->request_pending_list, 5451 tgt->req, links); 5452 mpt_free_request(mpt, tgt->req); 5453 tgt->req = NULL; 5454 5455 /* 5456 * And re-post the Command Buffer. 5457 * This will reset the state. 5458 */ 5459 ioindex = GET_IO_INDEX(reply_desc); 5460 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5461 tgt->is_local = 0; 5462 mpt_post_target_command(mpt, req, ioindex); 5463 5464 /* 5465 * And post a done for anyone who cares 5466 */ 5467 if (ccb) { 5468 if (mpt->outofbeer) { 5469 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 5470 mpt->outofbeer = 0; 5471 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); 5472 } 5473 MPTLOCK_2_CAMLOCK(mpt); 5474 xpt_done(ccb); 5475 CAMLOCK_2_MPTLOCK(mpt); 5476 } 5477 break; 5478 } 5479 case TGT_STATE_NIL: /* XXX This Never Happens XXX */ 5480 tgt->state = TGT_STATE_LOADED; 5481 break; 5482 default: 5483 mpt_prt(mpt, "Unknown Target State 0x%x in Context " 5484 "Reply Function\n", tgt->state); 5485 } 5486 return (TRUE); 5487 } 5488 5489 status = le16toh(reply_frame->IOCStatus); 5490 if (status != MPI_IOCSTATUS_SUCCESS) { 5491 dbg = MPT_PRT_ERROR; 5492 } else { 5493 dbg = MPT_PRT_DEBUG1; 5494 } 5495 5496 mpt_lprt(mpt, dbg, 5497 "SCSI_TGT REPLY: req=%p:%u reply=%p func=%x IOCstatus 0x%x\n", 5498 req, req->serno, reply_frame, reply_frame->Function, status); 5499 5500 switch (reply_frame->Function) { 5501 case MPI_FUNCTION_TARGET_CMD_BUFFER_POST: 5502 { 5503 mpt_tgt_state_t *tgt; 5504 #ifdef INVARIANTS 5505 mpt_req_spcl(mpt, req, "tgt reply BUFFER POST", __LINE__); 5506 #endif 5507 if (status != MPI_IOCSTATUS_SUCCESS) { 5508 /* 5509 * XXX What to do? 5510 */ 5511 break; 5512 } 5513 tgt = MPT_TGT_STATE(mpt, req); 5514 KASSERT(tgt->state == TGT_STATE_LOADING, 5515 ("bad state 0x%x on reply to buffer post\n", tgt->state)); 5516 mpt_assign_serno(mpt, req); 5517 tgt->state = TGT_STATE_LOADED; 5518 break; 5519 } 5520 case MPI_FUNCTION_TARGET_ASSIST: 5521 #ifdef INVARIANTS 5522 mpt_req_not_spcl(mpt, req, "tgt reply TARGET ASSIST", __LINE__); 5523 #endif 5524 mpt_prt(mpt, "target assist completion\n"); 5525 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5526 mpt_free_request(mpt, req); 5527 break; 5528 case MPI_FUNCTION_TARGET_STATUS_SEND: 5529 #ifdef INVARIANTS 5530 mpt_req_not_spcl(mpt, req, "tgt reply STATUS SEND", __LINE__); 5531 #endif 5532 mpt_prt(mpt, "status send completion\n"); 5533 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5534 mpt_free_request(mpt, req); 5535 break; 5536 case MPI_FUNCTION_TARGET_MODE_ABORT: 5537 { 5538 PTR_MSG_TARGET_MODE_ABORT_REPLY abtrp = 5539 (PTR_MSG_TARGET_MODE_ABORT_REPLY) reply_frame; 5540 PTR_MSG_TARGET_MODE_ABORT abtp = 5541 (PTR_MSG_TARGET_MODE_ABORT) req->req_vbuf; 5542 uint32_t cc = GET_IO_INDEX(le32toh(abtp->ReplyWord)); 5543 #ifdef INVARIANTS 5544 mpt_req_not_spcl(mpt, req, "tgt reply TMODE ABORT", __LINE__); 5545 #endif 5546 mpt_prt(mpt, "ABORT RX_ID 0x%x Complete; status 0x%x cnt %u\n", 5547 cc, le16toh(abtrp->IOCStatus), le32toh(abtrp->AbortCount)); 5548 TAILQ_REMOVE(&mpt->request_pending_list, req, links); 5549 mpt_free_request(mpt, req); 5550 break; 5551 } 5552 default: 5553 mpt_prt(mpt, "Unknown Target Address Reply Function code: " 5554 "0x%x\n", reply_frame->Function); 5555 break; 5556 } 5557 return (TRUE); 5558 } 5559