1 /* $FreeBSD$ */ 2 /* 3 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 4 * 5 *--------------------------------------- 6 * Copyright (c) 1997, 1998, 1999 by Matthew Jacob 7 * NASA/Ames Research Center 8 * All rights reserved. 9 *--------------------------------------- 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice immediately at the beginning of the file, without modification, 16 * this list of conditions, and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. The name of the author may not be used to endorse or promote products 21 * derived from this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 27 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 #include <dev/isp/isp_freebsd.h> 36 37 static void isp_cam_async(void *, u_int32_t, struct cam_path *, void *); 38 static void isp_poll(struct cam_sim *); 39 static void isp_relsim(void *); 40 static void isp_action(struct cam_sim *, union ccb *); 41 42 static struct ispsoftc *isplist = NULL; 43 /* #define ISP_LUN0_ONLY 1 */ 44 #ifdef DEBUG 45 int isp_debug = 2; 46 #elif defined(CAMDEBUG) || defined(DIAGNOSTIC) 47 int isp_debug = 1; 48 #else 49 int isp_debug = 0; 50 #endif 51 52 void 53 isp_attach(struct ispsoftc *isp) 54 { 55 int primary, secondary; 56 struct ccb_setasync csa; 57 struct cam_devq *devq; 58 struct cam_sim *sim; 59 struct cam_path *path; 60 61 /* 62 * Establish (in case of 12X0) which bus is the primary. 63 */ 64 65 primary = 0; 66 secondary = 1; 67 68 /* 69 * Create the device queue for our SIM(s). 70 */ 71 devq = cam_simq_alloc(isp->isp_maxcmds); 72 if (devq == NULL) { 73 return; 74 } 75 76 /* 77 * Construct our SIM entry. 78 */ 79 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 80 isp->isp_unit, 1, isp->isp_maxcmds, devq); 81 if (sim == NULL) { 82 cam_simq_free(devq); 83 return; 84 } 85 if (xpt_bus_register(sim, primary) != CAM_SUCCESS) { 86 cam_sim_free(sim, TRUE); 87 return; 88 } 89 90 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 91 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 92 xpt_bus_deregister(cam_sim_path(sim)); 93 cam_sim_free(sim, TRUE); 94 return; 95 } 96 97 xpt_setup_ccb(&csa.ccb_h, path, 5); 98 csa.ccb_h.func_code = XPT_SASYNC_CB; 99 csa.event_enable = AC_LOST_DEVICE; 100 csa.callback = isp_cam_async; 101 csa.callback_arg = sim; 102 xpt_action((union ccb *)&csa); 103 isp->isp_sim = sim; 104 isp->isp_path = path; 105 106 /* 107 * If we have a second channel, construct SIM entry for that. 108 */ 109 if (IS_DUALBUS(isp)) { 110 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 111 isp->isp_unit, 1, isp->isp_maxcmds, devq); 112 if (sim == NULL) { 113 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 114 xpt_free_path(isp->isp_path); 115 cam_simq_free(devq); 116 return; 117 } 118 if (xpt_bus_register(sim, secondary) != CAM_SUCCESS) { 119 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 120 xpt_free_path(isp->isp_path); 121 cam_sim_free(sim, TRUE); 122 return; 123 } 124 125 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 126 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 127 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 128 xpt_free_path(isp->isp_path); 129 xpt_bus_deregister(cam_sim_path(sim)); 130 cam_sim_free(sim, TRUE); 131 return; 132 } 133 134 xpt_setup_ccb(&csa.ccb_h, path, 5); 135 csa.ccb_h.func_code = XPT_SASYNC_CB; 136 csa.event_enable = AC_LOST_DEVICE; 137 csa.callback = isp_cam_async; 138 csa.callback_arg = sim; 139 xpt_action((union ccb *)&csa); 140 isp->isp_sim2 = sim; 141 isp->isp_path2 = path; 142 } 143 isp->isp_state = ISP_RUNSTATE; 144 if (isplist == NULL) { 145 isplist = isp; 146 } else { 147 struct ispsoftc *tmp = isplist; 148 while (tmp->isp_osinfo.next) { 149 tmp = tmp->isp_osinfo.next; 150 } 151 tmp->isp_osinfo.next = isp; 152 } 153 } 154 155 156 /* 157 * Put the target mode functions here, because some are inlines 158 */ 159 160 #ifdef ISP_TARGET_MODE 161 #include "targbh.h" 162 163 static __inline int is_lun_enabled(struct ispsoftc *, lun_id_t); 164 static __inline int are_any_luns_enabled(struct ispsoftc *); 165 static __inline tstate_t *get_lun_statep(struct ispsoftc *, lun_id_t); 166 static __inline void rls_lun_statep(struct ispsoftc *, tstate_t *); 167 static __inline int isp_psema_sig_rqe(struct ispsoftc *); 168 static __inline int isp_cv_wait_timed_rqe(struct ispsoftc *, int); 169 static __inline void isp_cv_signal_rqe(struct ispsoftc *, int); 170 static __inline void isp_vsema_rqe(struct ispsoftc *); 171 static cam_status 172 create_lun_state(struct ispsoftc *, struct cam_path *, tstate_t **); 173 static void destroy_lun_state(struct ispsoftc *, tstate_t *); 174 static void isp_en_lun(struct ispsoftc *, union ccb *); 175 static cam_status isp_abort_tgt_ccb(struct ispsoftc *, union ccb *); 176 static cam_status isp_target_start_ctio(struct ispsoftc *, union ccb *); 177 178 179 static int isp_handle_platform_atio(struct ispsoftc *, at_entry_t *); 180 static int isp_handle_platform_atio2(struct ispsoftc *, at2_entry_t *); 181 static int isp_handle_platform_ctio(struct ispsoftc *, void *); 182 183 static __inline int 184 is_lun_enabled(struct ispsoftc *isp, lun_id_t lun) 185 { 186 tstate_t *tptr; 187 int s = splsoftcam(); 188 if ((tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(lun)]) == NULL) { 189 splx(s); 190 return (0); 191 } 192 do { 193 if (tptr->lun == (lun_id_t) lun) { 194 splx(s); 195 return (1); 196 } 197 } while ((tptr = tptr->next) != NULL); 198 splx(s); 199 return (0); 200 } 201 202 static __inline int 203 are_any_luns_enabled(struct ispsoftc *isp) 204 { 205 int i; 206 for (i = 0; i < LUN_HASH_SIZE; i++) { 207 if (isp->isp_osinfo.lun_hash[i]) { 208 return (1); 209 } 210 } 211 return (0); 212 } 213 214 static __inline tstate_t * 215 get_lun_statep(struct ispsoftc *isp, lun_id_t lun) 216 { 217 tstate_t *tptr; 218 int s; 219 220 s = splsoftcam(); 221 if (lun == CAM_LUN_WILDCARD) { 222 tptr = &isp->isp_osinfo.tsdflt; 223 tptr->hold++; 224 splx(s); 225 return (tptr); 226 } else { 227 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(lun)]; 228 } 229 if (tptr == NULL) { 230 splx(s); 231 return (NULL); 232 } 233 234 do { 235 if (tptr->lun == lun) { 236 tptr->hold++; 237 splx(s); 238 return (tptr); 239 } 240 } while ((tptr = tptr->next) != NULL); 241 splx(s); 242 return (tptr); 243 } 244 245 static __inline void 246 rls_lun_statep(struct ispsoftc *isp, tstate_t *tptr) 247 { 248 if (tptr->hold) 249 tptr->hold--; 250 } 251 252 static __inline int 253 isp_psema_sig_rqe(struct ispsoftc *isp) 254 { 255 int s = splcam(); 256 while (isp->isp_osinfo.tmflags & TM_BUSY) { 257 isp->isp_osinfo.tmflags |= TM_WANTED; 258 if (tsleep(&isp->isp_osinfo.tmflags, PRIBIO|PCATCH, "i0", 0)) { 259 splx(s); 260 return (-1); 261 } 262 isp->isp_osinfo.tmflags |= TM_BUSY; 263 } 264 splx(s); 265 return (0); 266 } 267 268 static __inline int 269 isp_cv_wait_timed_rqe(struct ispsoftc *isp, int timo) 270 { 271 int s = splcam(); 272 if (tsleep(&isp->isp_osinfo.rstatus, PRIBIO, "qt1", timo)) { 273 splx(s); 274 return (-1); 275 } 276 splx(s); 277 return (0); 278 } 279 280 static __inline void 281 isp_cv_signal_rqe(struct ispsoftc *isp, int status) 282 { 283 isp->isp_osinfo.rstatus = status; 284 wakeup(&isp->isp_osinfo.rstatus); 285 } 286 287 static __inline void 288 isp_vsema_rqe(struct ispsoftc *isp) 289 { 290 int s = splcam(); 291 if (isp->isp_osinfo.tmflags & TM_WANTED) { 292 isp->isp_osinfo.tmflags &= ~TM_WANTED; 293 wakeup(&isp->isp_osinfo.tmflags); 294 } 295 isp->isp_osinfo.tmflags &= ~TM_BUSY; 296 splx(s); 297 } 298 299 static cam_status 300 create_lun_state(struct ispsoftc *isp, struct cam_path *path, tstate_t **rslt) 301 { 302 int s; 303 cam_status status; 304 lun_id_t lun; 305 tstate_t *tptr, *new; 306 307 lun = xpt_path_lun_id(path); 308 if (lun < 0) { 309 return (CAM_LUN_INVALID); 310 } 311 if (is_lun_enabled(isp, lun)) { 312 return (CAM_LUN_ALRDY_ENA); 313 } 314 new = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT); 315 if (new == NULL) { 316 return (CAM_RESRC_UNAVAIL); 317 } 318 bzero(new, sizeof (tstate_t)); 319 320 status = xpt_create_path(&new->owner, NULL, xpt_path_path_id(path), 321 xpt_path_target_id(path), xpt_path_lun_id(path)); 322 if (status != CAM_REQ_CMP) { 323 free(new, M_DEVBUF); 324 return (status); 325 } 326 new->lun = lun; 327 SLIST_INIT(&new->atios); 328 SLIST_INIT(&new->inots); 329 new->hold = 1; 330 331 s = splsoftcam(); 332 if ((tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(lun)]) == NULL) { 333 isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(lun)] = new; 334 } else { 335 while (tptr->next) 336 tptr = tptr->next; 337 tptr->next = new; 338 } 339 splx(s); 340 *rslt = new; 341 return (CAM_REQ_CMP); 342 } 343 344 static __inline void 345 destroy_lun_state(struct ispsoftc *isp, tstate_t *tptr) 346 { 347 tstate_t *lw, *pw; 348 int s; 349 350 s = splsoftcam(); 351 if (tptr->hold) { 352 splx(s); 353 return; 354 } 355 pw = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(tptr->lun)]; 356 if (pw == NULL) { 357 splx(s); 358 return; 359 } else if (pw->lun == tptr->lun) { 360 isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(tptr->lun)] = pw->next; 361 } else { 362 lw = pw; 363 pw = lw->next; 364 while (pw) { 365 if (pw->lun == tptr->lun) { 366 lw->next = pw->next; 367 break; 368 } 369 lw = pw; 370 pw = pw->next; 371 } 372 if (pw == NULL) { 373 splx(s); 374 return; 375 } 376 } 377 free(tptr, M_DEVBUF); 378 splx(s); 379 } 380 381 static void 382 isp_en_lun(struct ispsoftc *isp, union ccb *ccb) 383 { 384 const char *lfmt = "Lun now %sabled for target mode\n"; 385 struct ccb_en_lun *cel = &ccb->cel; 386 tstate_t *tptr; 387 u_int16_t rstat; 388 int bus, s; 389 lun_id_t lun; 390 target_id_t tgt; 391 392 393 bus = XS_CHANNEL(ccb); 394 tgt = ccb->ccb_h.target_id; 395 lun = ccb->ccb_h.target_lun; 396 397 /* 398 * First, check to see if we're enabling on fibre channel 399 * and don't yet have a notion of who the heck we are (no 400 * loop yet). We do this by 401 */ 402 if (IS_FC(isp) && cel->enable && 403 (isp->isp_osinfo.tmflags & TM_TMODE_ENABLED) == 0) { 404 int rv; 405 fcparam *fcp = isp->isp_param; 406 407 s = splcam(); 408 rv = isp_control(isp, ISPCTL_FCLINK_TEST, NULL); 409 (void) splx(s); 410 if (rv || fcp->isp_fwstate != FW_READY) { 411 xpt_print_path(ccb->ccb_h.path); 412 printf("link status not good yet\n"); 413 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 414 return; 415 } 416 s = splcam(); 417 rv = isp_control(isp, ISPCTL_PDB_SYNC, NULL); 418 (void) splx(s); 419 if (rv || fcp->isp_loopstate != LOOP_READY) { 420 xpt_print_path(ccb->ccb_h.path); 421 printf("could not get a good port database\n"); 422 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 423 return; 424 } 425 } 426 427 428 /* 429 * Next check to see whether this is a target/lun wildcard action. 430 * 431 * If so, we enable/disable target mode but don't do any lun enabling. 432 */ 433 if (lun == CAM_LUN_WILDCARD && tgt == CAM_TARGET_WILDCARD) { 434 int av; 435 tptr = &isp->isp_osinfo.tsdflt; 436 if (cel->enable) { 437 if (isp->isp_osinfo.tmflags & TM_TMODE_ENABLED) { 438 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 439 return; 440 } 441 ccb->ccb_h.status = 442 xpt_create_path(&tptr->owner, NULL, 443 xpt_path_path_id(ccb->ccb_h.path), 444 xpt_path_target_id(ccb->ccb_h.path), 445 xpt_path_lun_id(ccb->ccb_h.path)); 446 if (ccb->ccb_h.status != CAM_REQ_CMP) { 447 return; 448 } 449 SLIST_INIT(&tptr->atios); 450 SLIST_INIT(&tptr->inots); 451 av = 1; 452 s = splcam(); 453 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 454 if (av) { 455 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 456 xpt_free_path(tptr->owner); 457 splx(s); 458 return; 459 } 460 isp->isp_osinfo.tmflags |= TM_TMODE_ENABLED; 461 splx(s); 462 } else { 463 if ((isp->isp_osinfo.tmflags & TM_TMODE_ENABLED) == 0) { 464 ccb->ccb_h.status = CAM_LUN_INVALID; 465 return; 466 } 467 if (are_any_luns_enabled(isp)) { 468 ccb->ccb_h.status = CAM_SCSI_BUSY; 469 return; 470 } 471 av = 0; 472 s = splcam(); 473 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 474 if (av) { 475 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 476 splx(s); 477 return; 478 } 479 isp->isp_osinfo.tmflags &= ~TM_TMODE_ENABLED; 480 splx(s); 481 ccb->ccb_h.status = CAM_REQ_CMP; 482 } 483 xpt_print_path(ccb->ccb_h.path); 484 printf(lfmt, (cel->enable) ? "en" : "dis"); 485 return; 486 } 487 488 /* 489 * Do some sanity checking first. 490 */ 491 492 if (IS_SCSI(isp)) { 493 if (lun < 0 || lun >= 32) { 494 ccb->ccb_h.status = CAM_LUN_INVALID; 495 return; 496 } 497 if (tgt != CAM_TARGET_WILDCARD && 498 tgt != ((sdparam *) isp->isp_param)->isp_initiator_id) { 499 ccb->ccb_h.status = CAM_TID_INVALID; 500 return; 501 } 502 } else { 503 #ifdef ISP2100_SCCLUN 504 if (lun < 0 || lun >= 65536) { 505 ccb->ccb_h.status = CAM_LUN_INVALID; 506 return; 507 } 508 #else 509 if (lun < 0 || lun >= 16) { 510 ccb->ccb_h.status = CAM_LUN_INVALID; 511 return; 512 } 513 #endif 514 if (tgt != CAM_TARGET_WILDCARD && 515 tgt != ((fcparam *) isp->isp_param)->isp_loopid) { 516 ccb->ccb_h.status = CAM_TID_INVALID; 517 return; 518 } 519 } 520 521 522 if (cel->enable) { 523 ccb->ccb_h.status = 524 create_lun_state(isp, ccb->ccb_h.path, &tptr); 525 if (ccb->ccb_h.status != CAM_REQ_CMP) { 526 return; 527 } 528 } else { 529 tptr = get_lun_statep(isp, lun); 530 if (tptr == NULL) { 531 ccb->ccb_h.status = CAM_LUN_INVALID; 532 return; 533 } 534 } 535 536 if (isp_psema_sig_rqe(isp)) { 537 rls_lun_statep(isp, tptr); 538 if (cel->enable) 539 destroy_lun_state(isp, tptr); 540 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 541 return; 542 } 543 544 s = splcam(); 545 if (cel->enable) { 546 u_int32_t seq = isp->isp_osinfo.rollinfo++; 547 rstat = LUN_ERR; 548 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, tgt, lun, seq)) { 549 xpt_print_path(ccb->ccb_h.path); 550 printf("isp_lun_cmd failed\n"); 551 goto out; 552 } 553 if (isp_cv_wait_timed_rqe(isp, 30 * hz)) { 554 xpt_print_path(ccb->ccb_h.path); 555 printf("wait for ENABLE LUN timed out\n"); 556 goto out; 557 } 558 rstat = isp->isp_osinfo.rstatus; 559 if (rstat != LUN_OK) { 560 xpt_print_path(ccb->ccb_h.path); 561 printf("ENABLE LUN returned 0x%x\n", rstat); 562 goto out; 563 } 564 } else { 565 u_int32_t seq; 566 567 seq = isp->isp_osinfo.rollinfo++; 568 rstat = LUN_ERR; 569 570 if (isp_lun_cmd(isp, -RQSTYPE_MODIFY_LUN, bus, tgt, lun, seq)) { 571 xpt_print_path(ccb->ccb_h.path); 572 printf("isp_lun_cmd failed\n"); 573 goto out; 574 } 575 if (isp_cv_wait_timed_rqe(isp, 30 * hz)) { 576 xpt_print_path(ccb->ccb_h.path); 577 printf("wait for MODIFY LUN timed out\n"); 578 goto out; 579 } 580 rstat = isp->isp_osinfo.rstatus; 581 if (rstat != LUN_OK) { 582 xpt_print_path(ccb->ccb_h.path); 583 printf("MODIFY LUN returned 0x%x\n", rstat); 584 goto out; 585 } 586 rstat = LUN_ERR; 587 seq = isp->isp_osinfo.rollinfo++; 588 589 if (isp_lun_cmd(isp, -RQSTYPE_ENABLE_LUN, bus, tgt, lun, seq)) { 590 xpt_print_path(ccb->ccb_h.path); 591 printf("isp_lun_cmd failed\n"); 592 goto out; 593 } 594 if (isp_cv_wait_timed_rqe(isp, 30 * hz)) { 595 xpt_print_path(ccb->ccb_h.path); 596 printf("wait for ENABLE LUN timed out\n"); 597 goto out; 598 } 599 rstat = isp->isp_osinfo.rstatus; 600 if (rstat != LUN_OK) { 601 xpt_print_path(ccb->ccb_h.path); 602 printf("ENABLE LUN returned 0x%x\n", rstat); 603 goto out; 604 } 605 } 606 out: 607 isp_vsema_rqe(isp); 608 splx(s); 609 610 if (rstat != LUN_OK) { 611 xpt_print_path(ccb->ccb_h.path); 612 printf("lun %sable failed\n", (cel->enable) ? "en" : "dis"); 613 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 614 rls_lun_statep(isp, tptr); 615 if (cel->enable) 616 destroy_lun_state(isp, tptr); 617 } else { 618 xpt_print_path(ccb->ccb_h.path); 619 printf(lfmt, (cel->enable) ? "en" : "dis"); 620 rls_lun_statep(isp, tptr); 621 if (cel->enable == 0) { 622 destroy_lun_state(isp, tptr); 623 } 624 ccb->ccb_h.status = CAM_REQ_CMP; 625 } 626 } 627 628 static cam_status 629 isp_abort_tgt_ccb(struct ispsoftc *isp, union ccb *ccb) 630 { 631 tstate_t *tptr; 632 struct ccb_hdr_slist *lp; 633 struct ccb_hdr *curelm; 634 int found; 635 union ccb *accb = ccb->cab.abort_ccb; 636 637 if (accb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 638 if (IS_FC(isp) && (accb->ccb_h.target_id != 639 ((fcparam *) isp->isp_param)->isp_loopid)) { 640 return (CAM_PATH_INVALID); 641 } else if (IS_SCSI(isp) && (accb->ccb_h.target_id != 642 ((sdparam *) isp->isp_param)->isp_initiator_id)) { 643 return (CAM_PATH_INVALID); 644 } 645 } 646 tptr = get_lun_statep(isp, accb->ccb_h.target_lun); 647 if (tptr == NULL) { 648 return (CAM_PATH_INVALID); 649 } 650 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 651 lp = &tptr->atios; 652 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 653 lp = &tptr->inots; 654 } else { 655 rls_lun_statep(isp, tptr); 656 return (CAM_UA_ABORT); 657 } 658 curelm = SLIST_FIRST(lp); 659 found = 0; 660 if (curelm == &accb->ccb_h) { 661 found = 1; 662 SLIST_REMOVE_HEAD(lp, sim_links.sle); 663 } else { 664 while(curelm != NULL) { 665 struct ccb_hdr *nextelm; 666 667 nextelm = SLIST_NEXT(curelm, sim_links.sle); 668 if (nextelm == &accb->ccb_h) { 669 found = 1; 670 SLIST_NEXT(curelm, sim_links.sle) = 671 SLIST_NEXT(nextelm, sim_links.sle); 672 break; 673 } 674 curelm = nextelm; 675 } 676 } 677 rls_lun_statep(isp, tptr); 678 if (found) { 679 accb->ccb_h.status = CAM_REQ_ABORTED; 680 return (CAM_REQ_CMP); 681 } 682 return(CAM_PATH_INVALID); 683 } 684 685 static cam_status 686 isp_target_start_ctio(struct ispsoftc *isp, union ccb *ccb) 687 { 688 void *qe; 689 struct ccb_scsiio *cso = &ccb->csio; 690 u_int32_t *hp, save_handle; 691 u_int16_t iptr, optr; 692 693 if (isp_getrqentry(isp, &iptr, &optr, &qe)) { 694 xpt_print_path(ccb->ccb_h.path); 695 printf("Request Queue Overflow in isp_target_start_ctio\n"); 696 return (CAM_RESRC_UNAVAIL); 697 } 698 bzero(qe, QENTRY_LEN); 699 700 /* 701 * We're either moving data or completing a command here. 702 */ 703 704 if (IS_FC(isp)) { 705 ct2_entry_t *cto = qe; 706 u_int16_t *ssptr = NULL; 707 708 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 709 cto->ct_header.rqs_entry_count = 1; 710 cto->ct_iid = cso->init_id; 711 #ifndef ISP2100_SCCLUN 712 cto->ct_lun = ccb->ccb_h.target_lun; 713 #endif 714 cto->ct_rxid = cso->tag_id; 715 cto->ct_flags = CT2_CCINCR; 716 if (cso->dxfer_len == 0) { 717 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA; 718 KASSERT(ccb->ccb_h.flags & CAM_SEND_STATUS, 719 ("a CTIO with no data and no status?")); 720 cto->ct_flags |= CT2_SENDSTATUS; 721 ssptr = &cto->rsp.m1.ct_scsi_status; 722 *ssptr = cso->scsi_status; 723 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 724 int m = min(cso->sense_len, MAXRESPLEN); 725 bcopy(&cso->sense_data, cto->rsp.m1.ct_resp, m); 726 cto->rsp.m1.ct_senselen = m; 727 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 728 } 729 } else { 730 cto->ct_flags |= CT2_FLAG_MODE0; 731 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 732 cto->ct_flags |= CT2_DATA_IN; 733 } else { 734 cto->ct_flags |= CT2_DATA_OUT; 735 } 736 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 737 ssptr = &cto->rsp.m0.ct_scsi_status; 738 cto->ct_flags |= CT2_SENDSTATUS; 739 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 740 } 741 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 742 } 743 if (ssptr && cso->resid) { 744 cto->ct_resid = cso->resid; 745 if (cso->resid < 0) 746 *ssptr |= CT2_DATA_OVER; 747 else 748 *ssptr |= CT2_DATA_UNDER; 749 } 750 if (isp_tdebug > 1 && ssptr && 751 (cso->scsi_status != SCSI_STATUS_OK || cso->resid)) { 752 printf("%s:CTIO2 RX_ID 0x%x SCSI STATUS 0x%x " 753 "resid %d\n", isp->isp_name, cto->ct_rxid, 754 cso->scsi_status, cso->resid); 755 } 756 hp = &cto->ct_reserved; 757 } else { 758 ct_entry_t *cto = qe; 759 760 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 761 cto->ct_header.rqs_entry_count = 1; 762 cto->ct_iid = cso->init_id; 763 cto->ct_tgt = ccb->ccb_h.target_id; 764 cto->ct_lun = ccb->ccb_h.target_lun; 765 cto->ct_tag_type = cso->tag_action; 766 cto->ct_tag_val = cso->tag_id; 767 cto->ct_flags = CT_CCINCR; 768 if (cso->dxfer_len) { 769 cto->ct_flags |= CT_NO_DATA; 770 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 771 cto->ct_flags |= CT_DATA_IN; 772 } else { 773 cto->ct_flags |= CT_DATA_OUT; 774 } 775 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 776 cto->ct_flags |= CT_SENDSTATUS; 777 cto->ct_scsi_status = cso->scsi_status; 778 cto->ct_resid = cso->resid; 779 } 780 if (isp_tdebug > 1 && 781 (cso->scsi_status != SCSI_STATUS_OK || cso->resid)) { 782 printf("%s:CTIO SCSI STATUS 0x%x resid %d\n", 783 isp->isp_name, cso->scsi_status, cso->resid); 784 } 785 hp = &cto->ct_reserved; 786 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 787 } 788 789 if (isp_save_xs(isp, (ISP_SCSI_XFER_T *)ccb, hp)) { 790 xpt_print_path(ccb->ccb_h.path); 791 printf("No XFLIST pointers for isp_target_start_ctio\n"); 792 return (CAM_RESRC_UNAVAIL); 793 } 794 795 796 /* 797 * Call the dma setup routines for this entry (and any subsequent 798 * CTIOs) if there's data to move, and then tell the f/w it's got 799 * new things to play with. As with ispscsicmd's usage of DMA setup, 800 * any swizzling is done in the machine dependent layer. Because 801 * of this, we put the request onto the queue area first in native 802 * format. 803 */ 804 805 save_handle = *hp; 806 switch (ISP_DMASETUP(isp, cso, qe, &iptr, optr)) { 807 case CMD_QUEUED: 808 MemoryBarrier(); 809 ISP_ADD_REQUEST(isp, iptr); 810 return (CAM_REQ_INPROG); 811 812 case CMD_EAGAIN: 813 ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 814 isp_destroy_handle(isp, save_handle); 815 return (CAM_RESRC_UNAVAIL); 816 817 default: 818 isp_destroy_handle(isp, save_handle); 819 return (ccb->ccb_h.spriv_field0); 820 } 821 } 822 823 /* 824 * Handle ATIO stuff that the generic code can't. 825 * This means handling CDBs. 826 */ 827 828 static int 829 isp_handle_platform_atio(struct ispsoftc *isp, at_entry_t *aep) 830 { 831 tstate_t *tptr; 832 int status; 833 struct ccb_accept_tio *atiop; 834 835 /* 836 * The firmware status (except for the QLTM_SVALID bit) 837 * indicates why this ATIO was sent to us. 838 * 839 * If QLTM_SVALID is set, the firware has recommended Sense Data. 840 * 841 * If the DISCONNECTS DISABLED bit is set in the flags field, 842 * we're still connected on the SCSI bus - i.e. the initiator 843 * did not set DiscPriv in the identify message. We don't care 844 * about this so it's ignored. 845 */ 846 status = aep->at_status; 847 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 848 /* 849 * Bus Phase Sequence error. We should have sense data 850 * suggested by the f/w. I'm not sure quite yet what 851 * to do about this for CAM. 852 */ 853 printf("%s: PHASE ERROR\n", isp->isp_name); 854 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 855 return (0); 856 } 857 if ((status & ~QLTM_SVALID) != AT_CDB) { 858 printf("%s: bogus atio (0x%x) leaked to platform\n", 859 isp->isp_name, status); 860 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 861 return (0); 862 } 863 864 tptr = get_lun_statep(isp, aep->at_lun); 865 if (tptr == NULL) { 866 tptr = get_lun_statep(isp, CAM_LUN_WILDCARD); 867 } 868 869 if (tptr == NULL) { 870 /* 871 * Because we can't autofeed sense data back with 872 * a command for parallel SCSI, we can't give back 873 * a CHECK CONDITION. We'll give back a BUSY status 874 * instead. This works out okay because the only 875 * time we should, in fact, get this, is in the 876 * case that somebody configured us without the 877 * blackhole driver, so they get what they deserve. 878 */ 879 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 880 return (0); 881 } 882 883 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 884 if (atiop == NULL) { 885 /* 886 * Because we can't autofeed sense data back with 887 * a command for parallel SCSI, we can't give back 888 * a CHECK CONDITION. We'll give back a QUEUE FULL status 889 * instead. This works out okay because the only time we 890 * should, in fact, get this, is in the case that we've 891 * run out of ATIOS. 892 */ 893 xpt_print_path(tptr->owner); 894 printf("no ATIOS for lun %d from initiator %d\n", 895 aep->at_lun, aep->at_iid); 896 rls_lun_statep(isp, tptr); 897 if (aep->at_flags & AT_TQAE) 898 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 899 else 900 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 901 return (0); 902 } 903 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 904 if (tptr == &isp->isp_osinfo.tsdflt) { 905 atiop->ccb_h.target_id = aep->at_tgt; 906 atiop->ccb_h.target_lun = aep->at_lun; 907 } 908 if (aep->at_flags & AT_NODISC) { 909 xpt_print_path(tptr->owner); 910 printf("incoming command that cannot disconnect\n"); 911 } 912 913 914 atiop->init_id = aep->at_iid; 915 atiop->cdb_len = aep->at_cdblen; 916 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 917 atiop->ccb_h.status = CAM_CDB_RECVD; 918 if ((atiop->tag_action = aep->at_tag_type) != 0) { 919 atiop->tag_id = aep->at_tag_val; 920 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 921 } 922 xpt_done((union ccb*)atiop); 923 if (isp_tdebug > 1) { 924 printf("%s:ATIO CDB=0x%x iid%d->lun%d tag 0x%x ttype 0x%x\n", 925 isp->isp_name, aep->at_cdb[0] & 0xff, aep->at_iid, 926 aep->at_lun, aep->at_tag_val & 0xff, aep->at_tag_type); 927 } 928 rls_lun_statep(isp, tptr); 929 return (0); 930 } 931 932 static int 933 isp_handle_platform_atio2(struct ispsoftc *isp, at2_entry_t *aep) 934 { 935 lun_id_t lun; 936 tstate_t *tptr; 937 struct ccb_accept_tio *atiop; 938 939 /* 940 * The firmware status (except for the QLTM_SVALID bit) 941 * indicates why this ATIO was sent to us. 942 * 943 * If QLTM_SVALID is set, the firware has recommended Sense Data. 944 */ 945 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 946 printf("%s: bogus atio (0x%x) leaked to platform\n", 947 isp->isp_name, aep->at_status); 948 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 949 return (0); 950 } 951 952 #ifdef ISP2100_SCCLUN 953 lun = aep->at_scclun; 954 #else 955 lun = aep->at_lun; 956 #endif 957 tptr = get_lun_statep(isp, lun); 958 if (tptr == NULL) { 959 tptr = get_lun_statep(isp, CAM_LUN_WILDCARD); 960 } 961 962 if (tptr == NULL) { 963 #if 0 964 /* XXX WE REALLY NEED A HARDWIRED SENSE/INQ CTIO TO USE XXX */ 965 u_int32_t ccode = SCSI_STATUS_CHECK_COND | ECMD_SVALID; 966 #if NTARGBH > 0 967 /* Not Ready, Unit Not Self-Configured yet.... */ 968 ccode |= (SSD_KEY_NOT_READY << 8) | (0x3E << 24); 969 #else 970 /* Illegal Request, Unit Not Self-Configured yet.... */ 971 ccode |= (SSD_KEY_ILLEGAL_REQUEST << 8) | (0x25 << 24); 972 #endif 973 #else 974 u_int32_t ccode = SCSI_STATUS_BUSY; 975 #endif 976 977 /* 978 * Because we can't autofeed sense data back with 979 * a command for parallel SCSI, we can't give back 980 * a CHECK CONDITION. We'll give back a BUSY status 981 * instead. This works out okay because the only 982 * time we should, in fact, get this, is in the 983 * case that somebody configured us without the 984 * blackhole driver, so they get what they deserve. 985 */ 986 isp_endcmd(isp, aep, ccode, 0); 987 return (0); 988 } 989 990 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 991 if (atiop == NULL) { 992 /* 993 * Because we can't autofeed sense data back with 994 * a command for parallel SCSI, we can't give back 995 * a CHECK CONDITION. We'll give back a QUEUE FULL status 996 * instead. This works out okay because the only time we 997 * should, in fact, get this, is in the case that we've 998 * run out of ATIOS. 999 */ 1000 xpt_print_path(tptr->owner); 1001 printf("no ATIOS for lun %d from initiator %d\n", 1002 lun, aep->at_iid); 1003 rls_lun_statep(isp, tptr); 1004 if (aep->at_flags & AT_TQAE) 1005 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1006 else 1007 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1008 return (0); 1009 } 1010 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1011 if (tptr == &isp->isp_osinfo.tsdflt) { 1012 atiop->ccb_h.target_id = 1013 ((fcparam *)isp->isp_param)->isp_loopid; 1014 atiop->ccb_h.target_lun = lun; 1015 } 1016 atiop->init_id = aep->at_iid; 1017 atiop->cdb_len = ATIO2_CDBLEN; 1018 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1019 atiop->ccb_h.status = CAM_CDB_RECVD; 1020 atiop->tag_id = aep->at_rxid; 1021 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1022 case ATIO2_TC_ATTR_SIMPLEQ: 1023 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1024 break; 1025 case ATIO2_TC_ATTR_HEADOFQ: 1026 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1027 break; 1028 case ATIO2_TC_ATTR_ORDERED: 1029 atiop->tag_action = MSG_ORDERED_Q_TAG; 1030 break; 1031 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1032 case ATIO2_TC_ATTR_UNTAGGED: 1033 default: 1034 atiop->tag_action = 0; 1035 break; 1036 } 1037 if (atiop->tag_action != 0) { 1038 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1039 } 1040 xpt_done((union ccb*)atiop); 1041 if (isp_tdebug > 1) { 1042 printf("%s:ATIO2 RX_ID 0x%x CDB=0x%x iid%d->lun%d tattr 0x%x\n", 1043 isp->isp_name, aep->at_rxid & 0xffff, aep->at_cdb[0] & 0xff, 1044 aep->at_iid, lun, aep->at_taskflags); 1045 } 1046 rls_lun_statep(isp, tptr); 1047 return (0); 1048 } 1049 1050 static int 1051 isp_handle_platform_ctio(struct ispsoftc *isp, void * arg) 1052 { 1053 union ccb *ccb; 1054 int sentstatus, ok; 1055 1056 /* 1057 * CTIO and CTIO2 are close enough.... 1058 */ 1059 1060 ccb = (union ccb *) isp_find_xs(isp, ((ct_entry_t *)arg)->ct_reserved); 1061 KASSERT((ccb != NULL), ("null ccb in isp_handle_platform_ctio")); 1062 isp_destroy_handle(isp, ((ct_entry_t *)arg)->ct_reserved); 1063 1064 if (IS_FC(isp)) { 1065 ct2_entry_t *ct = arg; 1066 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 1067 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1068 if (ok && ccb->ccb_h.flags & CAM_SEND_SENSE) { 1069 ccb->ccb_h.status |= CAM_SENT_SENSE; 1070 } 1071 if (isp_tdebug > 1) { 1072 printf("%s:CTIO2 RX_ID 0x%x sts 0x%x flg 0x%x sns " 1073 "%d FIN\n", isp->isp_name, ct->ct_rxid, 1074 ct->ct_status, ct->ct_flags, 1075 (ccb->ccb_h.status & CAM_SENT_SENSE) != 0); 1076 } 1077 } else { 1078 ct_entry_t *ct = arg; 1079 sentstatus = ct->ct_flags & CT_SENDSTATUS; 1080 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1081 if (isp_tdebug > 1) { 1082 printf("%s:CTIO tag 0x%x sts 0x%x flg 0x%x FIN\n", 1083 isp->isp_name, ct->ct_tag_val, ct->ct_status, 1084 ct->ct_flags); 1085 } 1086 } 1087 1088 /* 1089 * We're here either because data transfers are done (and 1090 * it's time to send a final status CTIO) or because the final 1091 * status CTIO is done. We don't get called for all intermediate 1092 * CTIOs that happen for a large data transfer. 1093 * 1094 * In any case, for this platform, the upper layers figure out 1095 * what to do next, so all we do here is collect status and 1096 * pass information along. 1097 */ 1098 1099 if (sentstatus) { 1100 /* 1101 * Data transfer done. See if all went okay. 1102 */ 1103 if (ok) { 1104 ccb->csio.resid = 0; 1105 } else { 1106 ccb->csio.resid = ccb->csio.dxfer_len; 1107 } 1108 } 1109 1110 1111 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1112 ccb->ccb_h.status |= CAM_REQ_CMP; 1113 } 1114 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1115 if (isp->isp_osinfo.simqfrozen & SIMQFRZ_RESOURCE) { 1116 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_RESOURCE; 1117 if (isp->isp_osinfo.simqfrozen == 0) { 1118 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 1119 IDPRINTF(3, ("%s: isp_done -> relsimq\n", 1120 isp->isp_name)); 1121 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 1122 } else { 1123 IDPRINTF(3, ("%s: isp_done -> devq frozen\n", 1124 isp->isp_name)); 1125 } 1126 } else { 1127 IDPRINTF(3, ("%s: isp_done -> simqfrozen = %x\n", 1128 isp->isp_name, isp->isp_osinfo.simqfrozen)); 1129 } 1130 } 1131 xpt_done(ccb); 1132 return (0); 1133 } 1134 #endif 1135 1136 static void 1137 isp_cam_async(void *cbarg, u_int32_t code, struct cam_path *path, void *arg) 1138 { 1139 struct cam_sim *sim; 1140 struct ispsoftc *isp; 1141 1142 sim = (struct cam_sim *)cbarg; 1143 isp = (struct ispsoftc *) cam_sim_softc(sim); 1144 switch (code) { 1145 case AC_LOST_DEVICE: 1146 if (IS_SCSI(isp)) { 1147 u_int16_t oflags, nflags; 1148 sdparam *sdp = isp->isp_param; 1149 int s, rvf, tgt; 1150 1151 tgt = xpt_path_target_id(path); 1152 rvf = ISP_FW_REVX(isp->isp_fwrev); 1153 s = splcam(); 1154 sdp += cam_sim_bus(sim); 1155 isp->isp_update |= (1 << cam_sim_bus(sim)); 1156 nflags = DPARM_SAFE_DFLT; 1157 if (rvf >= ISP_FW_REV(7, 55, 0) || 1158 (ISP_FW_REV(4, 55, 0) <= rvf && 1159 (rvf < ISP_FW_REV(5, 0, 0)))) { 1160 nflags |= DPARM_NARROW | DPARM_ASYNC; 1161 } 1162 oflags = sdp->isp_devparam[tgt].dev_flags; 1163 sdp->isp_devparam[tgt].dev_flags = nflags; 1164 sdp->isp_devparam[tgt].dev_update = 1; 1165 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, NULL); 1166 sdp->isp_devparam[tgt].dev_flags = oflags; 1167 (void) splx(s); 1168 } 1169 break; 1170 default: 1171 printf("%s: isp_attach Async Code 0x%x\n", isp->isp_name, code); 1172 break; 1173 } 1174 } 1175 1176 static void 1177 isp_poll(struct cam_sim *sim) 1178 { 1179 isp_intr((struct ispsoftc *) cam_sim_softc(sim)); 1180 } 1181 1182 static void 1183 isp_relsim(void *arg) 1184 { 1185 struct ispsoftc *isp = arg; 1186 int s = splcam(); 1187 if (isp->isp_osinfo.simqfrozen & SIMQFRZ_TIMED) { 1188 int wasfrozen = isp->isp_osinfo.simqfrozen & SIMQFRZ_TIMED; 1189 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_TIMED; 1190 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 1191 xpt_release_simq(isp->isp_sim, 1); 1192 IDPRINTF(3, ("%s: timed relsimq\n", isp->isp_name)); 1193 } 1194 } 1195 splx(s); 1196 } 1197 1198 static void 1199 isp_action(struct cam_sim *sim, union ccb *ccb) 1200 { 1201 int s, bus, tgt, error; 1202 struct ispsoftc *isp; 1203 struct ccb_trans_settings *cts; 1204 1205 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 1206 1207 isp = (struct ispsoftc *)cam_sim_softc(sim); 1208 ccb->ccb_h.sim_priv.entries[0].field = 0; 1209 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 1210 if (isp->isp_state != ISP_RUNSTATE && 1211 ccb->ccb_h.func_code == XPT_SCSI_IO) { 1212 s = splcam(); 1213 DISABLE_INTS(isp); 1214 isp_init(isp); 1215 if (isp->isp_state != ISP_INITSTATE) { 1216 (void) splx(s); 1217 /* 1218 * Lie. Say it was a selection timeout. 1219 */ 1220 ccb->ccb_h.status = CAM_SEL_TIMEOUT; 1221 ccb->ccb_h.status |= CAM_DEV_QFRZN; 1222 xpt_freeze_devq(ccb->ccb_h.path, 1); 1223 xpt_done(ccb); 1224 return; 1225 } 1226 isp->isp_state = ISP_RUNSTATE; 1227 ENABLE_INTS(isp); 1228 (void) splx(s); 1229 } 1230 IDPRINTF(4, ("%s: isp_action code %x\n", isp->isp_name, 1231 ccb->ccb_h.func_code)); 1232 1233 switch (ccb->ccb_h.func_code) { 1234 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 1235 /* 1236 * Do a couple of preliminary checks... 1237 */ 1238 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 1239 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 1240 ccb->ccb_h.status = CAM_REQ_INVALID; 1241 xpt_done(ccb); 1242 break; 1243 } 1244 } 1245 #ifdef DIAGNOSTIC 1246 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 1247 ccb->ccb_h.status = CAM_PATH_INVALID; 1248 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 1249 ccb->ccb_h.status = CAM_PATH_INVALID; 1250 } 1251 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 1252 printf("%s: invalid tgt/lun (%d.%d) in XPT_SCSI_IO\n", 1253 isp->isp_name, ccb->ccb_h.target_id, 1254 ccb->ccb_h.target_lun); 1255 xpt_done(ccb); 1256 break; 1257 } 1258 #endif 1259 ((struct ccb_scsiio *) ccb)->scsi_status = SCSI_STATUS_OK; 1260 s = splcam(); 1261 DISABLE_INTS(isp); 1262 error = ispscsicmd((ISP_SCSI_XFER_T *) ccb); 1263 ENABLE_INTS(isp); 1264 splx(s); 1265 switch (error) { 1266 case CMD_QUEUED: 1267 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1268 break; 1269 case CMD_RQLATER: 1270 if (isp->isp_osinfo.simqfrozen == 0) { 1271 IDPRINTF(3, ("%s: RQLATER freeze simq\n", 1272 isp->isp_name)); 1273 isp->isp_osinfo.simqfrozen |= SIMQFRZ_TIMED; 1274 timeout(isp_relsim, isp, 500); 1275 xpt_freeze_simq(sim, 1); 1276 } 1277 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 1278 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 1279 xpt_done(ccb); 1280 break; 1281 case CMD_EAGAIN: 1282 if (isp->isp_osinfo.simqfrozen == 0) { 1283 xpt_freeze_simq(sim, 1); 1284 IDPRINTF(3, ("%s: EAGAIN freeze simq\n", 1285 isp->isp_name)); 1286 } 1287 isp->isp_osinfo.simqfrozen |= SIMQFRZ_RESOURCE; 1288 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 1289 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 1290 xpt_done(ccb); 1291 break; 1292 case CMD_COMPLETE: 1293 isp_done((struct ccb_scsiio *) ccb); 1294 break; 1295 default: 1296 printf("%s: What's this? 0x%x at %d in file %s\n", 1297 isp->isp_name, error, __LINE__, __FILE__); 1298 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 1299 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 1300 xpt_done(ccb); 1301 } 1302 break; 1303 1304 #ifdef ISP_TARGET_MODE 1305 case XPT_EN_LUN: /* Enable LUN as a target */ 1306 isp_en_lun(isp, ccb); 1307 xpt_done(ccb); 1308 break; 1309 1310 case XPT_NOTIFY_ACK: /* recycle notify ack */ 1311 xpt_print_path(ccb->ccb_h.path); 1312 printf("notify ack\n"); 1313 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 1314 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 1315 { 1316 tstate_t *tptr = get_lun_statep(isp, ccb->ccb_h.target_lun); 1317 if (tptr == NULL) { 1318 ccb->ccb_h.status = CAM_LUN_INVALID; 1319 xpt_done(ccb); 1320 break; 1321 } 1322 s = splsoftcam(); 1323 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 1324 SLIST_INSERT_HEAD(&tptr->atios, 1325 &ccb->ccb_h, sim_links.sle); 1326 } else { 1327 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, 1328 sim_links.sle); 1329 } 1330 splx(s); 1331 rls_lun_statep(isp, tptr); 1332 ccb->ccb_h.status = CAM_REQ_INPROG; 1333 break; 1334 } 1335 case XPT_CONT_TARGET_IO: 1336 { 1337 s = splcam(); 1338 ccb->ccb_h.status = isp_target_start_ctio(isp, ccb); 1339 if (ccb->ccb_h.status != CAM_REQ_INPROG) { 1340 if (isp->isp_osinfo.simqfrozen == 0) { 1341 xpt_freeze_simq(sim, 1); 1342 xpt_print_path(ccb->ccb_h.path); 1343 printf("XPT_CONT_TARGET_IO freeze simq\n"); 1344 } 1345 isp->isp_osinfo.simqfrozen |= SIMQFRZ_RESOURCE; 1346 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 1347 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 1348 xpt_done(ccb); 1349 } else { 1350 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1351 } 1352 splx(s); 1353 break; 1354 } 1355 #endif 1356 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 1357 1358 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 1359 tgt = ccb->ccb_h.target_id; 1360 tgt |= (bus << 16); 1361 1362 s = splcam(); 1363 error = isp_control(isp, ISPCTL_RESET_DEV, &tgt); 1364 (void) splx(s); 1365 if (error) { 1366 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1367 } else { 1368 ccb->ccb_h.status = CAM_REQ_CMP; 1369 } 1370 xpt_done(ccb); 1371 break; 1372 case XPT_ABORT: /* Abort the specified CCB */ 1373 { 1374 union ccb *accb = ccb->cab.abort_ccb; 1375 switch (accb->ccb_h.func_code) { 1376 #ifdef ISP_TARGET_MODE 1377 case XPT_ACCEPT_TARGET_IO: 1378 case XPT_IMMED_NOTIFY: 1379 ccb->ccb_h.status = isp_abort_tgt_ccb(isp, ccb); 1380 break; 1381 case XPT_CONT_TARGET_IO: 1382 PRINTF("%s: cannot abort CTIOs yet\n", isp->isp_name); 1383 ccb->ccb_h.status = CAM_UA_ABORT; 1384 break; 1385 #endif 1386 case XPT_SCSI_IO: 1387 s = splcam(); 1388 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 1389 (void) splx(s); 1390 if (error) { 1391 ccb->ccb_h.status = CAM_UA_ABORT; 1392 } else { 1393 ccb->ccb_h.status = CAM_REQ_CMP; 1394 } 1395 break; 1396 default: 1397 ccb->ccb_h.status = CAM_REQ_INVALID; 1398 break; 1399 } 1400 xpt_done(ccb); 1401 break; 1402 } 1403 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 1404 1405 cts = &ccb->cts; 1406 tgt = cts->ccb_h.target_id; 1407 s = splcam(); 1408 if (IS_SCSI(isp)) { 1409 sdparam *sdp = isp->isp_param; 1410 u_int16_t *dptr; 1411 1412 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 1413 1414 sdp += bus; 1415 #if 0 1416 if (cts->flags & CCB_TRANS_CURRENT_SETTINGS) 1417 dptr = &sdp->isp_devparam[tgt].cur_dflags; 1418 else 1419 dptr = &sdp->isp_devparam[tgt].dev_flags; 1420 #else 1421 /* 1422 * We always update (internally) from dev_flags 1423 * so any request to change settings just gets 1424 * vectored to that location. 1425 */ 1426 dptr = &sdp->isp_devparam[tgt].dev_flags; 1427 #endif 1428 1429 /* 1430 * Note that these operations affect the 1431 * the goal flags (dev_flags)- not 1432 * the current state flags. Then we mark 1433 * things so that the next operation to 1434 * this HBA will cause the update to occur. 1435 */ 1436 if (cts->valid & CCB_TRANS_DISC_VALID) { 1437 if ((cts->flags & CCB_TRANS_DISC_ENB) != 0) { 1438 *dptr |= DPARM_DISC; 1439 } else { 1440 *dptr &= ~DPARM_DISC; 1441 } 1442 } 1443 if (cts->valid & CCB_TRANS_TQ_VALID) { 1444 if ((cts->flags & CCB_TRANS_TAG_ENB) != 0) { 1445 *dptr |= DPARM_TQING; 1446 } else { 1447 *dptr &= ~DPARM_TQING; 1448 } 1449 } 1450 if (cts->valid & CCB_TRANS_BUS_WIDTH_VALID) { 1451 switch (cts->bus_width) { 1452 case MSG_EXT_WDTR_BUS_16_BIT: 1453 *dptr |= DPARM_WIDE; 1454 break; 1455 default: 1456 *dptr &= ~DPARM_WIDE; 1457 } 1458 } 1459 /* 1460 * Any SYNC RATE of nonzero and SYNC_OFFSET 1461 * of nonzero will cause us to go to the 1462 * selected (from NVRAM) maximum value for 1463 * this device. At a later point, we'll 1464 * allow finer control. 1465 */ 1466 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && 1467 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) && 1468 (cts->sync_offset > 0)) { 1469 *dptr |= DPARM_SYNC; 1470 } else { 1471 *dptr &= ~DPARM_SYNC; 1472 } 1473 *dptr |= DPARM_SAFE_DFLT; 1474 if (bootverbose || isp->isp_dblev >= 3) 1475 printf("%s: %d.%d set %s period 0x%x offset " 1476 "0x%x flags 0x%x\n", isp->isp_name, bus, 1477 tgt, 1478 (cts->flags & CCB_TRANS_CURRENT_SETTINGS)? 1479 "current" : "user", 1480 sdp->isp_devparam[tgt].sync_period, 1481 sdp->isp_devparam[tgt].sync_offset, 1482 sdp->isp_devparam[tgt].dev_flags); 1483 sdp->isp_devparam[tgt].dev_update = 1; 1484 isp->isp_update |= (1 << bus); 1485 } 1486 (void) splx(s); 1487 ccb->ccb_h.status = CAM_REQ_CMP; 1488 xpt_done(ccb); 1489 break; 1490 1491 case XPT_GET_TRAN_SETTINGS: 1492 1493 cts = &ccb->cts; 1494 tgt = cts->ccb_h.target_id; 1495 if (IS_FC(isp)) { 1496 /* 1497 * a lot of normal SCSI things don't make sense. 1498 */ 1499 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 1500 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 1501 /* 1502 * How do you measure the width of a high 1503 * speed serial bus? Well, in bytes. 1504 * 1505 * Offset and period make no sense, though, so we set 1506 * (above) a 'base' transfer speed to be gigabit. 1507 */ 1508 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 1509 } else { 1510 sdparam *sdp = isp->isp_param; 1511 u_int16_t dval, pval, oval; 1512 int bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 1513 1514 sdp += bus; 1515 if (cts->flags & CCB_TRANS_CURRENT_SETTINGS) { 1516 s = splcam(); 1517 sdp->isp_devparam[tgt].dev_refresh = 1; 1518 isp->isp_update |= (1 << bus); 1519 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, 1520 NULL); 1521 (void) splx(s); 1522 dval = sdp->isp_devparam[tgt].cur_dflags; 1523 oval = sdp->isp_devparam[tgt].cur_offset; 1524 pval = sdp->isp_devparam[tgt].cur_period; 1525 } else { 1526 dval = sdp->isp_devparam[tgt].dev_flags; 1527 oval = sdp->isp_devparam[tgt].sync_offset; 1528 pval = sdp->isp_devparam[tgt].sync_period; 1529 } 1530 1531 s = splcam(); 1532 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); 1533 1534 if (dval & DPARM_DISC) { 1535 cts->flags |= CCB_TRANS_DISC_ENB; 1536 } 1537 if (dval & DPARM_TQING) { 1538 cts->flags |= CCB_TRANS_TAG_ENB; 1539 } 1540 if (dval & DPARM_WIDE) { 1541 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 1542 } else { 1543 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 1544 } 1545 cts->valid = CCB_TRANS_BUS_WIDTH_VALID | 1546 CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 1547 1548 if ((dval & DPARM_SYNC) && oval != 0) { 1549 cts->sync_period = pval; 1550 cts->sync_offset = oval; 1551 cts->valid |= 1552 CCB_TRANS_SYNC_RATE_VALID | 1553 CCB_TRANS_SYNC_OFFSET_VALID; 1554 } 1555 splx(s); 1556 if (bootverbose || isp->isp_dblev >= 3) 1557 printf("%s: %d.%d get %s period 0x%x offset " 1558 "0x%x flags 0x%x\n", isp->isp_name, bus, 1559 tgt, 1560 (cts->flags & CCB_TRANS_CURRENT_SETTINGS)? 1561 "current" : "user", pval, oval, dval); 1562 } 1563 ccb->ccb_h.status = CAM_REQ_CMP; 1564 xpt_done(ccb); 1565 break; 1566 1567 case XPT_CALC_GEOMETRY: 1568 { 1569 struct ccb_calc_geometry *ccg; 1570 u_int32_t secs_per_cylinder; 1571 u_int32_t size_mb; 1572 1573 ccg = &ccb->ccg; 1574 if (ccg->block_size == 0) { 1575 printf("%s: %d.%d XPT_CALC_GEOMETRY block size 0?\n", 1576 isp->isp_name, ccg->ccb_h.target_id, 1577 ccg->ccb_h.target_lun); 1578 ccb->ccb_h.status = CAM_REQ_INVALID; 1579 xpt_done(ccb); 1580 break; 1581 } 1582 size_mb = ccg->volume_size /((1024L * 1024L) / ccg->block_size); 1583 if (size_mb > 1024) { 1584 ccg->heads = 255; 1585 ccg->secs_per_track = 63; 1586 } else { 1587 ccg->heads = 64; 1588 ccg->secs_per_track = 32; 1589 } 1590 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 1591 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 1592 ccb->ccb_h.status = CAM_REQ_CMP; 1593 xpt_done(ccb); 1594 break; 1595 } 1596 case XPT_RESET_BUS: /* Reset the specified bus */ 1597 bus = cam_sim_bus(sim); 1598 s = splcam(); 1599 error = isp_control(isp, ISPCTL_RESET_BUS, &bus); 1600 (void) splx(s); 1601 if (error) 1602 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1603 else { 1604 if (cam_sim_bus(sim) && isp->isp_path2 != NULL) 1605 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 1606 else if (isp->isp_path != NULL) 1607 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 1608 ccb->ccb_h.status = CAM_REQ_CMP; 1609 } 1610 xpt_done(ccb); 1611 break; 1612 1613 case XPT_TERM_IO: /* Terminate the I/O process */ 1614 /* Does this need to be implemented? */ 1615 ccb->ccb_h.status = CAM_REQ_INVALID; 1616 xpt_done(ccb); 1617 break; 1618 1619 case XPT_PATH_INQ: /* Path routing inquiry */ 1620 { 1621 struct ccb_pathinq *cpi = &ccb->cpi; 1622 1623 cpi->version_num = 1; 1624 #ifdef ISP_TARGET_MODE 1625 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 1626 #else 1627 cpi->target_sprt = 0; 1628 #endif 1629 cpi->hba_eng_cnt = 0; 1630 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 1631 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 1632 cpi->bus_id = cam_sim_bus(sim); 1633 if (IS_FC(isp)) { 1634 cpi->hba_misc = PIM_NOBUSRESET; 1635 /* 1636 * Because our loop ID can shift from time to time, 1637 * make our initiator ID out of range of our bus. 1638 */ 1639 cpi->initiator_id = cpi->max_target + 1; 1640 1641 /* 1642 * Set base transfer capabilities for Fibre Channel. 1643 * Technically not correct because we don't know 1644 * what media we're running on top of- but we'll 1645 * look good if we always say 100MB/s. 1646 */ 1647 cpi->base_transfer_speed = 100000; 1648 cpi->hba_inquiry = PI_TAG_ABLE; 1649 } else { 1650 sdparam *sdp = isp->isp_param; 1651 sdp += cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 1652 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 1653 cpi->hba_misc = 0; 1654 cpi->initiator_id = sdp->isp_initiator_id; 1655 cpi->base_transfer_speed = 3300; 1656 } 1657 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 1658 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 1659 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 1660 cpi->unit_number = cam_sim_unit(sim); 1661 cpi->ccb_h.status = CAM_REQ_CMP; 1662 xpt_done(ccb); 1663 break; 1664 } 1665 default: 1666 ccb->ccb_h.status = CAM_REQ_INVALID; 1667 xpt_done(ccb); 1668 break; 1669 } 1670 } 1671 1672 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 1673 void 1674 isp_done(struct ccb_scsiio *sccb) 1675 { 1676 struct ispsoftc *isp = XS_ISP(sccb); 1677 1678 if (XS_NOERR(sccb)) 1679 XS_SETERR(sccb, CAM_REQ_CMP); 1680 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 1681 sccb->ccb_h.status |= sccb->ccb_h.spriv_field0; 1682 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && 1683 (sccb->scsi_status != SCSI_STATUS_OK)) { 1684 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 1685 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && 1686 (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 1687 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 1688 } else { 1689 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 1690 } 1691 } 1692 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1693 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1694 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 1695 sccb->ccb_h.status |= CAM_DEV_QFRZN; 1696 xpt_freeze_devq(sccb->ccb_h.path, 1); 1697 if (sccb->scsi_status != SCSI_STATUS_OK) 1698 IDPRINTF(3, ("%s: fdevq %d.%d %x %x\n", 1699 isp->isp_name, sccb->ccb_h.target_id, 1700 sccb->ccb_h.target_lun, sccb->ccb_h.status, 1701 sccb->scsi_status)); 1702 } 1703 } 1704 /* 1705 * If we were frozen waiting resources, clear that we were frozen 1706 * waiting for resources. If we are no longer frozen, and the devq 1707 * isn't frozen, mark the completing CCB to have the XPT layer 1708 * release the simq. 1709 */ 1710 if (isp->isp_osinfo.simqfrozen & SIMQFRZ_RESOURCE) { 1711 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_RESOURCE; 1712 if (isp->isp_osinfo.simqfrozen == 0) { 1713 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 1714 IDPRINTF(3, ("%s: isp_done -> relsimq\n", 1715 isp->isp_name)); 1716 sccb->ccb_h.status |= CAM_RELEASE_SIMQ; 1717 } else { 1718 IDPRINTF(3, ("%s: isp_done -> devq frozen\n", 1719 isp->isp_name)); 1720 } 1721 } else { 1722 IDPRINTF(3, ("%s: isp_done -> simqfrozen = %x\n", 1723 isp->isp_name, isp->isp_osinfo.simqfrozen)); 1724 } 1725 } 1726 if (CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB) && 1727 (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1728 xpt_print_path(sccb->ccb_h.path); 1729 printf("cam completion status 0x%x\n", sccb->ccb_h.status); 1730 } 1731 xpt_done((union ccb *) sccb); 1732 } 1733 1734 int 1735 isp_async(struct ispsoftc *isp, ispasync_t cmd, void *arg) 1736 { 1737 int bus, rv = 0; 1738 switch (cmd) { 1739 case ISPASYNC_NEW_TGT_PARAMS: 1740 { 1741 int flags, tgt; 1742 sdparam *sdp = isp->isp_param; 1743 struct ccb_trans_settings neg; 1744 struct cam_path *tmppath; 1745 1746 tgt = *((int *)arg); 1747 bus = (tgt >> 16) & 0xffff; 1748 tgt &= 0xffff; 1749 sdp += bus; 1750 if (xpt_create_path(&tmppath, NULL, 1751 cam_sim_path(bus? isp->isp_sim2 : isp->isp_sim), 1752 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 1753 xpt_print_path(isp->isp_path); 1754 printf("isp_async cannot make temp path for " 1755 "target %d bus %d\n", tgt, bus); 1756 rv = -1; 1757 break; 1758 } 1759 flags = sdp->isp_devparam[tgt].cur_dflags; 1760 neg.valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 1761 if (flags & DPARM_DISC) { 1762 neg.flags |= CCB_TRANS_DISC_ENB; 1763 } 1764 if (flags & DPARM_TQING) { 1765 neg.flags |= CCB_TRANS_TAG_ENB; 1766 } 1767 neg.valid |= CCB_TRANS_BUS_WIDTH_VALID; 1768 neg.bus_width = (flags & DPARM_WIDE)? 1769 MSG_EXT_WDTR_BUS_8_BIT : MSG_EXT_WDTR_BUS_16_BIT; 1770 neg.sync_period = sdp->isp_devparam[tgt].cur_period; 1771 neg.sync_offset = sdp->isp_devparam[tgt].cur_offset; 1772 if (flags & DPARM_SYNC) { 1773 neg.valid |= 1774 CCB_TRANS_SYNC_RATE_VALID | 1775 CCB_TRANS_SYNC_OFFSET_VALID; 1776 } 1777 IDPRINTF(3, ("%s: NEW_TGT_PARAMS bus %d tgt %d period " 1778 "0x%x offset 0x%x flags 0x%x\n", isp->isp_name, 1779 bus, tgt, neg.sync_period, neg.sync_offset, flags)); 1780 xpt_setup_ccb(&neg.ccb_h, tmppath, 1); 1781 xpt_async(AC_TRANSFER_NEG, tmppath, &neg); 1782 xpt_free_path(tmppath); 1783 break; 1784 } 1785 case ISPASYNC_BUS_RESET: 1786 bus = *((int *)arg); 1787 printf("%s: SCSI bus reset on bus %d detected\n", 1788 isp->isp_name, bus); 1789 if (bus > 0 && isp->isp_path2) { 1790 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 1791 } else if (isp->isp_path) { 1792 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 1793 } 1794 break; 1795 case ISPASYNC_LOOP_DOWN: 1796 if (isp->isp_path) { 1797 if (isp->isp_osinfo.simqfrozen == 0) { 1798 IDPRINTF(3, ("%s: loop down freeze simq\n", 1799 isp->isp_name)); 1800 xpt_freeze_simq(isp->isp_sim, 1); 1801 } 1802 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 1803 } 1804 printf("%s: Loop DOWN\n", isp->isp_name); 1805 break; 1806 case ISPASYNC_LOOP_UP: 1807 if (isp->isp_path) { 1808 int wasfrozen = 1809 isp->isp_osinfo.simqfrozen & SIMQFRZ_LOOPDOWN; 1810 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_LOOPDOWN; 1811 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 1812 xpt_release_simq(isp->isp_sim, 1); 1813 IDPRINTF(3, ("%s: loop up release simq\n", 1814 isp->isp_name)); 1815 } 1816 } 1817 printf("%s: Loop UP\n", isp->isp_name); 1818 break; 1819 case ISPASYNC_PDB_CHANGED: 1820 { 1821 const char *fmt = "%s: Target %d (Loop 0x%x) Port ID 0x%x " 1822 "role %s %s\n Port WWN 0x%08x%08x\n Node WWN 0x%08x%08x\n"; 1823 const static char *roles[4] = { 1824 "(none)", "Target", "Initiator", "Target/Initiator" 1825 }; 1826 char *ptr; 1827 fcparam *fcp = isp->isp_param; 1828 int tgt = *((int *) arg); 1829 struct lportdb *lp = &fcp->portdb[tgt]; 1830 1831 if (lp->valid) { 1832 ptr = "arrived"; 1833 } else { 1834 ptr = "disappeared"; 1835 } 1836 printf(fmt, isp->isp_name, tgt, lp->loopid, lp->portid, 1837 roles[lp->roles & 0x3], ptr, 1838 (u_int32_t) (lp->port_wwn >> 32), 1839 (u_int32_t) (lp->port_wwn & 0xffffffffLL), 1840 (u_int32_t) (lp->node_wwn >> 32), 1841 (u_int32_t) (lp->node_wwn & 0xffffffffLL)); 1842 break; 1843 } 1844 case ISPASYNC_CHANGE_NOTIFY: 1845 printf("%s: Name Server Database Changed\n", isp->isp_name); 1846 break; 1847 #ifdef ISP2100_FABRIC 1848 case ISPASYNC_FABRIC_DEV: 1849 { 1850 int target; 1851 struct lportdb *lp; 1852 char *pt; 1853 sns_ganrsp_t *resp = (sns_ganrsp_t *) arg; 1854 u_int32_t portid; 1855 u_int64_t wwpn, wwnn; 1856 fcparam *fcp = isp->isp_param; 1857 1858 rv = -1; 1859 1860 portid = 1861 (((u_int32_t) resp->snscb_port_id[0]) << 16) | 1862 (((u_int32_t) resp->snscb_port_id[1]) << 8) | 1863 (((u_int32_t) resp->snscb_port_id[2])); 1864 1865 wwpn = 1866 (((u_int64_t)resp->snscb_portname[0]) << 56) | 1867 (((u_int64_t)resp->snscb_portname[1]) << 48) | 1868 (((u_int64_t)resp->snscb_portname[2]) << 40) | 1869 (((u_int64_t)resp->snscb_portname[3]) << 32) | 1870 (((u_int64_t)resp->snscb_portname[4]) << 24) | 1871 (((u_int64_t)resp->snscb_portname[5]) << 16) | 1872 (((u_int64_t)resp->snscb_portname[6]) << 8) | 1873 (((u_int64_t)resp->snscb_portname[7])); 1874 1875 wwnn = 1876 (((u_int64_t)resp->snscb_nodename[0]) << 56) | 1877 (((u_int64_t)resp->snscb_nodename[1]) << 48) | 1878 (((u_int64_t)resp->snscb_nodename[2]) << 40) | 1879 (((u_int64_t)resp->snscb_nodename[3]) << 32) | 1880 (((u_int64_t)resp->snscb_nodename[4]) << 24) | 1881 (((u_int64_t)resp->snscb_nodename[5]) << 16) | 1882 (((u_int64_t)resp->snscb_nodename[6]) << 8) | 1883 (((u_int64_t)resp->snscb_nodename[7])); 1884 if (portid == 0 || wwpn == 0) { 1885 rv = 0; 1886 break; 1887 } 1888 1889 switch (resp->snscb_port_type) { 1890 case 1: 1891 pt = " N_Port"; 1892 break; 1893 case 2: 1894 pt = " NL_Port"; 1895 break; 1896 case 3: 1897 pt = "F/NL_Port"; 1898 break; 1899 case 0x7f: 1900 pt = " Nx_Port"; 1901 break; 1902 case 0x81: 1903 pt = " F_port"; 1904 break; 1905 case 0x82: 1906 pt = " FL_Port"; 1907 break; 1908 case 0x84: 1909 pt = " E_port"; 1910 break; 1911 default: 1912 pt = "?"; 1913 break; 1914 } 1915 CFGPRINTF("%s: %s @ 0x%x, Node 0x%08x%08x Port %08x%08x\n", 1916 isp->isp_name, pt, portid, 1917 ((u_int32_t) (wwnn >> 32)), ((u_int32_t) wwnn), 1918 ((u_int32_t) (wwpn >> 32)), ((u_int32_t) wwpn)); 1919 #if 0 1920 if ((resp->snscb_fc4_types[1] & 0x1) == 0) { 1921 rv = 0; 1922 printf("Types 0..3: 0x%x 0x%x 0x%x 0x%x\n", 1923 resp->snscb_fc4_types[0], resp->snscb_fc4_types[1], 1924 resp->snscb_fc4_types[3], resp->snscb_fc4_types[3]); 1925 break; 1926 } 1927 #endif 1928 for (target = FC_SNS_ID+1; target < MAX_FC_TARG; target++) { 1929 lp = &fcp->portdb[target]; 1930 if (lp->port_wwn == wwpn && lp->node_wwn == wwnn) 1931 break; 1932 } 1933 if (target < MAX_FC_TARG) { 1934 rv = 0; 1935 break; 1936 } 1937 for (target = FC_SNS_ID+1; target < MAX_FC_TARG; target++) { 1938 lp = &fcp->portdb[target]; 1939 if (lp->port_wwn == 0) 1940 break; 1941 } 1942 if (target == MAX_FC_TARG) { 1943 printf("%s: no more space for fabric devices\n", 1944 isp->isp_name); 1945 break; 1946 } 1947 lp->node_wwn = wwnn; 1948 lp->port_wwn = wwpn; 1949 lp->portid = portid; 1950 rv = 0; 1951 break; 1952 } 1953 #endif 1954 #ifdef ISP_TARGET_MODE 1955 case ISPASYNC_TARGET_MESSAGE: 1956 { 1957 tmd_msg_t *mp = arg; 1958 ITDEBUG(2, ("%s: bus %d iid %d tgt %d lun %d ttype %x tval %x" 1959 " msg[0]=0x%x\n", isp->isp_name, mp->nt_bus, 1960 (int) mp->nt_iid, (int) mp->nt_tgt, (int) mp->nt_lun, 1961 mp->nt_tagtype, mp->nt_tagval, mp->nt_msg[0])); 1962 break; 1963 } 1964 case ISPASYNC_TARGET_EVENT: 1965 { 1966 tmd_event_t *ep = arg; 1967 ITDEBUG(2, ("%s: bus %d event code 0x%x\n", isp->isp_name, 1968 ep->ev_bus, ep->ev_event)); 1969 break; 1970 } 1971 case ISPASYNC_TARGET_ACTION: 1972 switch (((isphdr_t *)arg)->rqs_entry_type) { 1973 default: 1974 printf("%s: event 0x%x for unhandled target action\n", 1975 isp->isp_name, ((isphdr_t *)arg)->rqs_entry_type); 1976 break; 1977 case RQSTYPE_ATIO: 1978 rv = isp_handle_platform_atio(isp, (at_entry_t *) arg); 1979 break; 1980 case RQSTYPE_ATIO2: 1981 rv = isp_handle_platform_atio2(isp, (at2_entry_t *)arg); 1982 break; 1983 case RQSTYPE_CTIO2: 1984 case RQSTYPE_CTIO: 1985 rv = isp_handle_platform_ctio(isp, arg); 1986 break; 1987 case RQSTYPE_ENABLE_LUN: 1988 case RQSTYPE_MODIFY_LUN: 1989 isp_cv_signal_rqe(isp, ((lun_entry_t *)arg)->le_status); 1990 break; 1991 } 1992 break; 1993 #endif 1994 default: 1995 PRINTF("%s: unknown isp_async event %d\n", isp->isp_name, cmd); 1996 rv = -1; 1997 break; 1998 } 1999 return (rv); 2000 } 2001 2002 2003 /* 2004 * Locks are held before coming here. 2005 */ 2006 void 2007 isp_uninit(struct ispsoftc *isp) 2008 { 2009 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 2010 DISABLE_INTS(isp); 2011 } 2012