1 /* $FreeBSD$ */ 2 /* 3 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 4 * 5 * Copyright (c) 1997, 1998, 1999, 2000, 2001 by Matthew Jacob 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 #include <dev/isp/isp_freebsd.h> 29 #include <sys/unistd.h> 30 #include <sys/kthread.h> 31 #include <machine/stdarg.h> /* for use by isp_prt below */ 32 #include <sys/conf.h> 33 #include <sys/ioccom.h> 34 #include <dev/isp/isp_ioctl.h> 35 36 37 static d_ioctl_t ispioctl; 38 static void isp_intr_enable(void *); 39 static void isp_cam_async(void *, u_int32_t, struct cam_path *, void *); 40 static void isp_poll(struct cam_sim *); 41 #if 0 42 static void isp_relsim(void *); 43 #endif 44 static timeout_t isp_watchdog; 45 static void isp_kthread(void *); 46 static void isp_action(struct cam_sim *, union ccb *); 47 48 49 #define ISP_CDEV_MAJOR 248 50 static struct cdevsw isp_cdevsw = { 51 /* open */ nullopen, 52 /* close */ nullclose, 53 /* read */ noread, 54 /* write */ nowrite, 55 /* ioctl */ ispioctl, 56 /* poll */ nopoll, 57 /* mmap */ nommap, 58 /* strategy */ nostrategy, 59 /* name */ "isp", 60 /* maj */ ISP_CDEV_MAJOR, 61 /* dump */ nodump, 62 /* psize */ nopsize, 63 /* flags */ D_TAPE, 64 }; 65 66 static struct ispsoftc *isplist = NULL; 67 68 void 69 isp_attach(struct ispsoftc *isp) 70 { 71 int primary, secondary; 72 struct ccb_setasync csa; 73 struct cam_devq *devq; 74 struct cam_sim *sim; 75 struct cam_path *path; 76 77 /* 78 * Establish (in case of 12X0) which bus is the primary. 79 */ 80 81 primary = 0; 82 secondary = 1; 83 84 /* 85 * Create the device queue for our SIM(s). 86 */ 87 devq = cam_simq_alloc(isp->isp_maxcmds); 88 if (devq == NULL) { 89 return; 90 } 91 92 /* 93 * Construct our SIM entry. 94 */ 95 ISPLOCK_2_CAMLOCK(isp); 96 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 97 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 98 if (sim == NULL) { 99 cam_simq_free(devq); 100 CAMLOCK_2_ISPLOCK(isp); 101 return; 102 } 103 CAMLOCK_2_ISPLOCK(isp); 104 105 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 106 isp->isp_osinfo.ehook.ich_arg = isp; 107 ISPLOCK_2_CAMLOCK(isp); 108 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 109 cam_sim_free(sim, TRUE); 110 CAMLOCK_2_ISPLOCK(isp); 111 isp_prt(isp, ISP_LOGERR, 112 "could not establish interrupt enable hook"); 113 return; 114 } 115 116 if (xpt_bus_register(sim, primary) != CAM_SUCCESS) { 117 cam_sim_free(sim, TRUE); 118 CAMLOCK_2_ISPLOCK(isp); 119 return; 120 } 121 122 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 123 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 124 xpt_bus_deregister(cam_sim_path(sim)); 125 cam_sim_free(sim, TRUE); 126 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 127 CAMLOCK_2_ISPLOCK(isp); 128 return; 129 } 130 131 xpt_setup_ccb(&csa.ccb_h, path, 5); 132 csa.ccb_h.func_code = XPT_SASYNC_CB; 133 csa.event_enable = AC_LOST_DEVICE; 134 csa.callback = isp_cam_async; 135 csa.callback_arg = sim; 136 xpt_action((union ccb *)&csa); 137 CAMLOCK_2_ISPLOCK(isp); 138 isp->isp_sim = sim; 139 isp->isp_path = path; 140 /* 141 * Create a kernel thread for fibre channel instances. We 142 * don't have dual channel FC cards. 143 */ 144 if (IS_FC(isp)) { 145 ISPLOCK_2_CAMLOCK(isp); 146 /* XXX: LOCK VIOLATION */ 147 cv_init(&isp->isp_osinfo.kthread_cv, "isp_kthread_cv"); 148 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 149 RFHIGHPID, "%s: fc_thrd", 150 device_get_nameunit(isp->isp_dev))) { 151 xpt_bus_deregister(cam_sim_path(sim)); 152 cam_sim_free(sim, TRUE); 153 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 154 CAMLOCK_2_ISPLOCK(isp); 155 isp_prt(isp, ISP_LOGERR, "could not create kthread"); 156 return; 157 } 158 CAMLOCK_2_ISPLOCK(isp); 159 } 160 161 162 /* 163 * If we have a second channel, construct SIM entry for that. 164 */ 165 if (IS_DUALBUS(isp)) { 166 ISPLOCK_2_CAMLOCK(isp); 167 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 168 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 169 if (sim == NULL) { 170 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 171 xpt_free_path(isp->isp_path); 172 cam_simq_free(devq); 173 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 174 return; 175 } 176 if (xpt_bus_register(sim, secondary) != CAM_SUCCESS) { 177 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 178 xpt_free_path(isp->isp_path); 179 cam_sim_free(sim, TRUE); 180 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 181 CAMLOCK_2_ISPLOCK(isp); 182 return; 183 } 184 185 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 186 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 187 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 188 xpt_free_path(isp->isp_path); 189 xpt_bus_deregister(cam_sim_path(sim)); 190 cam_sim_free(sim, TRUE); 191 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 192 CAMLOCK_2_ISPLOCK(isp); 193 return; 194 } 195 196 xpt_setup_ccb(&csa.ccb_h, path, 5); 197 csa.ccb_h.func_code = XPT_SASYNC_CB; 198 csa.event_enable = AC_LOST_DEVICE; 199 csa.callback = isp_cam_async; 200 csa.callback_arg = sim; 201 xpt_action((union ccb *)&csa); 202 CAMLOCK_2_ISPLOCK(isp); 203 isp->isp_sim2 = sim; 204 isp->isp_path2 = path; 205 } 206 207 /* 208 * Create device nodes 209 */ 210 (void) make_dev(&isp_cdevsw, device_get_unit(isp->isp_dev), UID_ROOT, 211 GID_OPERATOR, 0600, "%s", device_get_nameunit(isp->isp_dev)); 212 213 if (isp->isp_role != ISP_ROLE_NONE) { 214 isp->isp_state = ISP_RUNSTATE; 215 ENABLE_INTS(isp); 216 } 217 if (isplist == NULL) { 218 isplist = isp; 219 } else { 220 struct ispsoftc *tmp = isplist; 221 while (tmp->isp_osinfo.next) { 222 tmp = tmp->isp_osinfo.next; 223 } 224 tmp->isp_osinfo.next = isp; 225 } 226 227 } 228 229 static int 230 ispioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct proc *p) 231 { 232 struct ispsoftc *isp; 233 int retval = ENOTTY; 234 235 isp = isplist; 236 while (isp) { 237 if (minor(dev) == device_get_unit(isp->isp_dev)) { 238 break; 239 } 240 isp = isp->isp_osinfo.next; 241 } 242 if (isp == NULL) 243 return (ENXIO); 244 245 switch (cmd) { 246 case ISP_SDBLEV: 247 { 248 int olddblev = isp->isp_dblev; 249 isp->isp_dblev = *(int *)addr; 250 *(int *)addr = olddblev; 251 retval = 0; 252 break; 253 } 254 case ISP_RESETHBA: 255 ISP_LOCK(isp); 256 isp_reinit(isp); 257 ISP_UNLOCK(isp); 258 retval = 0; 259 break; 260 case ISP_FC_RESCAN: 261 if (IS_FC(isp)) { 262 ISP_LOCK(isp); 263 if (isp_fc_runstate(isp, 5 * 1000000)) { 264 retval = EIO; 265 } else { 266 retval = 0; 267 } 268 ISP_UNLOCK(isp); 269 } 270 break; 271 case ISP_FC_LIP: 272 if (IS_FC(isp)) { 273 ISP_LOCK(isp); 274 if (isp_control(isp, ISPCTL_SEND_LIP, 0)) { 275 retval = EIO; 276 } else { 277 retval = 0; 278 } 279 ISP_UNLOCK(isp); 280 } 281 break; 282 case ISP_FC_GETDINFO: 283 { 284 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 285 struct lportdb *lp; 286 287 if (ifc->loopid < 0 || ifc->loopid >= MAX_FC_TARG) { 288 retval = EINVAL; 289 break; 290 } 291 ISP_LOCK(isp); 292 lp = &FCPARAM(isp)->portdb[ifc->loopid]; 293 if (lp->valid) { 294 ifc->loopid = lp->loopid; 295 ifc->portid = lp->portid; 296 ifc->node_wwn = lp->node_wwn; 297 ifc->port_wwn = lp->port_wwn; 298 retval = 0; 299 } else { 300 retval = ENODEV; 301 } 302 ISP_UNLOCK(isp); 303 break; 304 } 305 default: 306 break; 307 } 308 return (retval); 309 } 310 311 static void 312 isp_intr_enable(void *arg) 313 { 314 struct ispsoftc *isp = arg; 315 if (isp->isp_role != ISP_ROLE_NONE) { 316 ENABLE_INTS(isp); 317 isp->isp_osinfo.intsok = 1; 318 } 319 /* Release our hook so that the boot can continue. */ 320 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 321 } 322 323 /* 324 * Put the target mode functions here, because some are inlines 325 */ 326 327 #ifdef ISP_TARGET_MODE 328 329 static __inline int is_lun_enabled(struct ispsoftc *, int, lun_id_t); 330 static __inline int are_any_luns_enabled(struct ispsoftc *, int); 331 static __inline tstate_t *get_lun_statep(struct ispsoftc *, int, lun_id_t); 332 static __inline void rls_lun_statep(struct ispsoftc *, tstate_t *); 333 static __inline int isp_psema_sig_rqe(struct ispsoftc *); 334 static __inline int isp_cv_wait_timed_rqe(struct ispsoftc *, int); 335 static __inline void isp_cv_signal_rqe(struct ispsoftc *, int); 336 static __inline void isp_vsema_rqe(struct ispsoftc *); 337 static cam_status 338 create_lun_state(struct ispsoftc *, int, struct cam_path *, tstate_t **); 339 static void destroy_lun_state(struct ispsoftc *, tstate_t *); 340 static void isp_en_lun(struct ispsoftc *, union ccb *); 341 static cam_status isp_abort_tgt_ccb(struct ispsoftc *, union ccb *); 342 static timeout_t isp_refire_putback_atio; 343 static void isp_complete_ctio(union ccb *); 344 static void isp_target_putback_atio(union ccb *); 345 static cam_status isp_target_start_ctio(struct ispsoftc *, union ccb *); 346 static int isp_handle_platform_atio(struct ispsoftc *, at_entry_t *); 347 static int isp_handle_platform_atio2(struct ispsoftc *, at2_entry_t *); 348 static int isp_handle_platform_ctio(struct ispsoftc *, void *); 349 350 static __inline int 351 is_lun_enabled(struct ispsoftc *isp, int bus, lun_id_t lun) 352 { 353 tstate_t *tptr; 354 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 355 if (tptr == NULL) { 356 ISP_UNLOCK(isp); 357 return (0); 358 } 359 do { 360 if (tptr->lun == (lun_id_t) lun && tptr->bus == bus) { 361 ISP_UNLOCK(isp); 362 return (1); 363 } 364 } while ((tptr = tptr->next) != NULL); 365 return (0); 366 } 367 368 static __inline int 369 are_any_luns_enabled(struct ispsoftc *isp, int port) 370 { 371 int lo, hi; 372 if (IS_DUALBUS(isp)) { 373 lo = (port * (LUN_HASH_SIZE >> 1)); 374 hi = lo + (LUN_HASH_SIZE >> 1); 375 } else { 376 lo = 0; 377 hi = LUN_HASH_SIZE; 378 } 379 for (lo = 0; lo < hi; lo++) { 380 if (isp->isp_osinfo.lun_hash[lo]) { 381 return (1); 382 } 383 } 384 return (0); 385 } 386 387 static __inline tstate_t * 388 get_lun_statep(struct ispsoftc *isp, int bus, lun_id_t lun) 389 { 390 tstate_t *tptr; 391 392 if (lun == CAM_LUN_WILDCARD) { 393 tptr = &isp->isp_osinfo.tsdflt[bus]; 394 tptr->hold++; 395 return (tptr); 396 } else { 397 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 398 } 399 if (tptr == NULL) { 400 return (NULL); 401 } 402 403 do { 404 if (tptr->lun == lun && tptr->bus == bus) { 405 tptr->hold++; 406 return (tptr); 407 } 408 } while ((tptr = tptr->next) != NULL); 409 return (tptr); 410 } 411 412 static __inline void 413 rls_lun_statep(struct ispsoftc *isp, tstate_t *tptr) 414 { 415 if (tptr->hold) 416 tptr->hold--; 417 } 418 419 static __inline int 420 isp_psema_sig_rqe(struct ispsoftc *isp) 421 { 422 while (isp->isp_osinfo.tmflags & TM_BUSY) { 423 isp->isp_osinfo.tmflags |= TM_WANTED; 424 if (tsleep(&isp->isp_osinfo.tmflags, PRIBIO|PCATCH, "i0", 0)) { 425 return (-1); 426 } 427 isp->isp_osinfo.tmflags |= TM_BUSY; 428 } 429 return (0); 430 } 431 432 static __inline int 433 isp_cv_wait_timed_rqe(struct ispsoftc *isp, int timo) 434 { 435 if (tsleep(&isp->isp_osinfo.rstatus, PRIBIO, "qt1", timo)) { 436 ISP_UNLOCK(isp); 437 return (-1); 438 } 439 return (0); 440 } 441 442 static __inline void 443 isp_cv_signal_rqe(struct ispsoftc *isp, int status) 444 { 445 isp->isp_osinfo.rstatus = status; 446 wakeup(&isp->isp_osinfo.rstatus); 447 } 448 449 static __inline void 450 isp_vsema_rqe(struct ispsoftc *isp) 451 { 452 if (isp->isp_osinfo.tmflags & TM_WANTED) { 453 isp->isp_osinfo.tmflags &= ~TM_WANTED; 454 wakeup(&isp->isp_osinfo.tmflags); 455 } 456 isp->isp_osinfo.tmflags &= ~TM_BUSY; 457 } 458 459 static cam_status 460 create_lun_state(struct ispsoftc *isp, int bus, 461 struct cam_path *path, tstate_t **rslt) 462 { 463 cam_status status; 464 lun_id_t lun; 465 int hfx; 466 tstate_t *tptr, *new; 467 468 lun = xpt_path_lun_id(path); 469 if (lun < 0) { 470 return (CAM_LUN_INVALID); 471 } 472 if (is_lun_enabled(isp, bus, lun)) { 473 return (CAM_LUN_ALRDY_ENA); 474 } 475 new = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 476 if (new == NULL) { 477 return (CAM_RESRC_UNAVAIL); 478 } 479 480 status = xpt_create_path(&new->owner, NULL, xpt_path_path_id(path), 481 xpt_path_target_id(path), xpt_path_lun_id(path)); 482 if (status != CAM_REQ_CMP) { 483 free(new, M_DEVBUF); 484 return (status); 485 } 486 new->bus = bus; 487 new->lun = lun; 488 SLIST_INIT(&new->atios); 489 SLIST_INIT(&new->inots); 490 new->hold = 1; 491 492 hfx = LUN_HASH_FUNC(isp, new->bus, new->lun); 493 tptr = isp->isp_osinfo.lun_hash[hfx]; 494 if (tptr == NULL) { 495 isp->isp_osinfo.lun_hash[hfx] = new; 496 } else { 497 while (tptr->next) 498 tptr = tptr->next; 499 tptr->next = new; 500 } 501 *rslt = new; 502 return (CAM_REQ_CMP); 503 } 504 505 static __inline void 506 destroy_lun_state(struct ispsoftc *isp, tstate_t *tptr) 507 { 508 int hfx; 509 tstate_t *lw, *pw; 510 511 hfx = LUN_HASH_FUNC(isp, tptr->bus, tptr->lun); 512 if (tptr->hold) { 513 return; 514 } 515 pw = isp->isp_osinfo.lun_hash[hfx]; 516 if (pw == NULL) { 517 return; 518 } else if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 519 isp->isp_osinfo.lun_hash[hfx] = pw->next; 520 } else { 521 lw = pw; 522 pw = lw->next; 523 while (pw) { 524 if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 525 lw->next = pw->next; 526 break; 527 } 528 lw = pw; 529 pw = pw->next; 530 } 531 if (pw == NULL) { 532 ISP_UNLOCK(isp); 533 return; 534 } 535 } 536 free(tptr, M_DEVBUF); 537 } 538 539 /* 540 * we enter with our locks held. 541 */ 542 static void 543 isp_en_lun(struct ispsoftc *isp, union ccb *ccb) 544 { 545 const char lfmt[] = "Lun now %sabled for target mode on channel %d"; 546 struct ccb_en_lun *cel = &ccb->cel; 547 tstate_t *tptr; 548 u_int16_t rstat; 549 int bus, cmd, frozen = 0; 550 lun_id_t lun; 551 target_id_t tgt; 552 553 554 bus = XS_CHANNEL(ccb) & 0x1; 555 tgt = ccb->ccb_h.target_id; 556 lun = ccb->ccb_h.target_lun; 557 558 /* 559 * Do some sanity checking first. 560 */ 561 562 if ((lun != CAM_LUN_WILDCARD) && 563 (lun < 0 || lun >= (lun_id_t) isp->isp_maxluns)) { 564 ccb->ccb_h.status = CAM_LUN_INVALID; 565 return; 566 } 567 if (IS_SCSI(isp)) { 568 sdparam *sdp = isp->isp_param; 569 sdp += bus; 570 if (tgt != CAM_TARGET_WILDCARD && 571 tgt != sdp->isp_initiator_id) { 572 ccb->ccb_h.status = CAM_TID_INVALID; 573 return; 574 } 575 } else { 576 if (tgt != CAM_TARGET_WILDCARD && 577 tgt != FCPARAM(isp)->isp_iid) { 578 ccb->ccb_h.status = CAM_TID_INVALID; 579 return; 580 } 581 } 582 583 if (tgt == CAM_TARGET_WILDCARD) { 584 if (lun != CAM_LUN_WILDCARD) { 585 ccb->ccb_h.status = CAM_LUN_INVALID; 586 return; 587 } 588 } 589 590 /* 591 * If Fibre Channel, stop and drain all activity to this bus. 592 */ 593 #if 0 594 if (IS_FC(isp)) { 595 ISP_LOCK(isp); 596 frozen = 1; 597 xpt_freeze_simq(isp->isp_sim, 1); 598 isp->isp_osinfo.drain = 1; 599 while (isp->isp_osinfo.drain) { 600 (void) msleep(&isp->isp_osinfo.drain, &isp->isp_lock, 601 PRIBIO, "ispdrain", 10 * hz); 602 } 603 ISP_UNLOCK(isp); 604 } 605 #endif 606 607 /* 608 * Check to see if we're enabling on fibre channel and 609 * don't yet have a notion of who the heck we are (no 610 * loop yet). 611 */ 612 if (IS_FC(isp) && cel->enable && 613 (isp->isp_osinfo.tmflags & TM_TMODE_ENABLED) == 0) { 614 fcparam *fcp = isp->isp_param; 615 int rv; 616 617 rv = isp_fc_runstate(isp, 2 * 1000000); 618 if (fcp->isp_fwstate != FW_READY || 619 fcp->isp_loopstate != LOOP_READY) { 620 xpt_print_path(ccb->ccb_h.path); 621 isp_prt(isp, ISP_LOGWARN, 622 "could not get a good port database read"); 623 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 624 if (frozen) { 625 ISPLOCK_2_CAMLOCK(isp); 626 xpt_release_simq(isp->isp_sim, 1); 627 CAMLOCK_2_ISPLOCK(isp); 628 } 629 return; 630 } 631 } 632 633 634 /* 635 * Next check to see whether this is a target/lun wildcard action. 636 * 637 * If so, we enable/disable target mode but don't do any lun enabling. 638 */ 639 if (lun == CAM_LUN_WILDCARD && tgt == CAM_TARGET_WILDCARD) { 640 int av = bus << 31; 641 tptr = &isp->isp_osinfo.tsdflt[bus]; 642 if (cel->enable) { 643 if (isp->isp_osinfo.tmflags & (1 << bus)) { 644 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 645 if (frozen) { 646 ISPLOCK_2_CAMLOCK(isp); 647 xpt_release_simq(isp->isp_sim, 1); 648 CAMLOCK_2_ISPLOCK(isp); 649 } 650 return; 651 } 652 ccb->ccb_h.status = 653 xpt_create_path(&tptr->owner, NULL, 654 xpt_path_path_id(ccb->ccb_h.path), 655 xpt_path_target_id(ccb->ccb_h.path), 656 xpt_path_lun_id(ccb->ccb_h.path)); 657 if (ccb->ccb_h.status != CAM_REQ_CMP) { 658 if (frozen) { 659 ISPLOCK_2_CAMLOCK(isp); 660 xpt_release_simq(isp->isp_sim, 1); 661 CAMLOCK_2_ISPLOCK(isp); 662 } 663 return; 664 } 665 SLIST_INIT(&tptr->atios); 666 SLIST_INIT(&tptr->inots); 667 av |= ENABLE_TARGET_FLAG; 668 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 669 if (av) { 670 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 671 xpt_free_path(tptr->owner); 672 if (frozen) { 673 ISPLOCK_2_CAMLOCK(isp); 674 xpt_release_simq(isp->isp_sim, 1); 675 CAMLOCK_2_ISPLOCK(isp); 676 } 677 return; 678 } 679 isp->isp_osinfo.tmflags |= (1 << bus); 680 } else { 681 if ((isp->isp_osinfo.tmflags & (1 << bus)) == 0) { 682 ccb->ccb_h.status = CAM_LUN_INVALID; 683 if (frozen) { 684 ISPLOCK_2_CAMLOCK(isp); 685 xpt_release_simq(isp->isp_sim, 1); 686 CAMLOCK_2_ISPLOCK(isp); 687 } 688 return; 689 } 690 if (are_any_luns_enabled(isp, bus)) { 691 ccb->ccb_h.status = CAM_SCSI_BUSY; 692 if (frozen) { 693 ISPLOCK_2_CAMLOCK(isp); 694 xpt_release_simq(isp->isp_sim, 1); 695 CAMLOCK_2_ISPLOCK(isp); 696 } 697 return; 698 } 699 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 700 if (av) { 701 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 702 if (frozen) { 703 ISPLOCK_2_CAMLOCK(isp); 704 xpt_release_simq(isp->isp_sim, 1); 705 CAMLOCK_2_ISPLOCK(isp); 706 } 707 return; 708 } 709 isp->isp_osinfo.tmflags &= ~(1 << bus); 710 ccb->ccb_h.status = CAM_REQ_CMP; 711 } 712 xpt_print_path(ccb->ccb_h.path); 713 isp_prt(isp, ISP_LOGINFO, "Target Mode %sabled on channel %d", 714 (cel->enable) ? "en" : "dis", bus); 715 if (frozen) { 716 ISPLOCK_2_CAMLOCK(isp); 717 xpt_release_simq(isp->isp_sim, 1); 718 CAMLOCK_2_ISPLOCK(isp); 719 } 720 return; 721 } 722 723 /* 724 * We can move along now... 725 */ 726 727 if (frozen) { 728 ISPLOCK_2_CAMLOCK(isp); 729 xpt_release_simq(isp->isp_sim, 1); 730 CAMLOCK_2_ISPLOCK(isp); 731 } 732 733 734 if (cel->enable) { 735 ccb->ccb_h.status = 736 create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 737 if (ccb->ccb_h.status != CAM_REQ_CMP) { 738 return; 739 } 740 } else { 741 tptr = get_lun_statep(isp, bus, lun); 742 if (tptr == NULL) { 743 ccb->ccb_h.status = CAM_LUN_INVALID; 744 return; 745 } 746 } 747 748 if (isp_psema_sig_rqe(isp)) { 749 rls_lun_statep(isp, tptr); 750 if (cel->enable) 751 destroy_lun_state(isp, tptr); 752 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 753 return; 754 } 755 756 if (cel->enable) { 757 u_int32_t seq = isp->isp_osinfo.rollinfo++; 758 int c, n, ulun = lun; 759 760 cmd = RQSTYPE_ENABLE_LUN; 761 c = DFLT_CMND_CNT; 762 n = DFLT_INOT_CNT; 763 if (IS_FC(isp) && lun != 0) { 764 cmd = RQSTYPE_MODIFY_LUN; 765 n = 0; 766 /* 767 * For SCC firmware, we only deal with setting 768 * (enabling or modifying) lun 0. 769 */ 770 ulun = 0; 771 } 772 rstat = LUN_ERR; 773 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq)) { 774 xpt_print_path(ccb->ccb_h.path); 775 isp_prt(isp, ISP_LOGWARN, "isp_lun_cmd failed"); 776 goto out; 777 } 778 if (isp_cv_wait_timed_rqe(isp, 30 * hz)) { 779 xpt_print_path(ccb->ccb_h.path); 780 isp_prt(isp, ISP_LOGERR, 781 "wait for ENABLE/MODIFY LUN timed out"); 782 goto out; 783 } 784 rstat = isp->isp_osinfo.rstatus; 785 if (rstat != LUN_OK) { 786 xpt_print_path(ccb->ccb_h.path); 787 isp_prt(isp, ISP_LOGERR, 788 "ENABLE/MODIFY LUN returned 0x%x", rstat); 789 goto out; 790 } 791 } else { 792 int c, n, ulun = lun; 793 u_int32_t seq; 794 795 rstat = LUN_ERR; 796 seq = isp->isp_osinfo.rollinfo++; 797 cmd = -RQSTYPE_MODIFY_LUN; 798 799 c = DFLT_CMND_CNT; 800 n = DFLT_INOT_CNT; 801 if (IS_FC(isp) && lun != 0) { 802 n = 0; 803 /* 804 * For SCC firmware, we only deal with setting 805 * (enabling or modifying) lun 0. 806 */ 807 ulun = 0; 808 } 809 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq)) { 810 xpt_print_path(ccb->ccb_h.path); 811 isp_prt(isp, ISP_LOGERR, "isp_lun_cmd failed"); 812 goto out; 813 } 814 if (isp_cv_wait_timed_rqe(isp, 30 * hz)) { 815 xpt_print_path(ccb->ccb_h.path); 816 isp_prt(isp, ISP_LOGERR, 817 "wait for MODIFY LUN timed out"); 818 goto out; 819 } 820 rstat = isp->isp_osinfo.rstatus; 821 if (rstat != LUN_OK) { 822 xpt_print_path(ccb->ccb_h.path); 823 isp_prt(isp, ISP_LOGERR, 824 "MODIFY LUN returned 0x%x", rstat); 825 goto out; 826 } 827 if (IS_FC(isp) && lun) { 828 goto out; 829 } 830 831 seq = isp->isp_osinfo.rollinfo++; 832 833 rstat = LUN_ERR; 834 cmd = -RQSTYPE_ENABLE_LUN; 835 if (isp_lun_cmd(isp, cmd, bus, tgt, lun, 0, 0, seq)) { 836 xpt_print_path(ccb->ccb_h.path); 837 isp_prt(isp, ISP_LOGERR, "isp_lun_cmd failed"); 838 goto out; 839 } 840 if (isp_cv_wait_timed_rqe(isp, 30 * hz)) { 841 xpt_print_path(ccb->ccb_h.path); 842 isp_prt(isp, ISP_LOGERR, 843 "wait for DISABLE LUN timed out"); 844 goto out; 845 } 846 rstat = isp->isp_osinfo.rstatus; 847 if (rstat != LUN_OK) { 848 xpt_print_path(ccb->ccb_h.path); 849 isp_prt(isp, ISP_LOGWARN, 850 "DISABLE LUN returned 0x%x", rstat); 851 goto out; 852 } 853 } 854 out: 855 isp_vsema_rqe(isp); 856 857 if (rstat != LUN_OK) { 858 xpt_print_path(ccb->ccb_h.path); 859 isp_prt(isp, ISP_LOGWARN, 860 "lun %sable failed", (cel->enable) ? "en" : "dis"); 861 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 862 rls_lun_statep(isp, tptr); 863 if (cel->enable) 864 destroy_lun_state(isp, tptr); 865 } else { 866 xpt_print_path(ccb->ccb_h.path); 867 isp_prt(isp, ISP_LOGINFO, lfmt, 868 (cel->enable) ? "en" : "dis", bus); 869 rls_lun_statep(isp, tptr); 870 if (cel->enable == 0) { 871 destroy_lun_state(isp, tptr); 872 } 873 ccb->ccb_h.status = CAM_REQ_CMP; 874 } 875 } 876 877 static cam_status 878 isp_abort_tgt_ccb(struct ispsoftc *isp, union ccb *ccb) 879 { 880 tstate_t *tptr; 881 struct ccb_hdr_slist *lp; 882 struct ccb_hdr *curelm; 883 int found; 884 union ccb *accb = ccb->cab.abort_ccb; 885 886 if (accb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 887 if (IS_FC(isp) && (accb->ccb_h.target_id != 888 ((fcparam *) isp->isp_param)->isp_loopid)) { 889 return (CAM_PATH_INVALID); 890 } else if (IS_SCSI(isp) && (accb->ccb_h.target_id != 891 ((sdparam *) isp->isp_param)->isp_initiator_id)) { 892 return (CAM_PATH_INVALID); 893 } 894 } 895 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), accb->ccb_h.target_lun); 896 if (tptr == NULL) { 897 return (CAM_PATH_INVALID); 898 } 899 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 900 lp = &tptr->atios; 901 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 902 lp = &tptr->inots; 903 } else { 904 rls_lun_statep(isp, tptr); 905 return (CAM_UA_ABORT); 906 } 907 curelm = SLIST_FIRST(lp); 908 found = 0; 909 if (curelm == &accb->ccb_h) { 910 found = 1; 911 SLIST_REMOVE_HEAD(lp, sim_links.sle); 912 } else { 913 while(curelm != NULL) { 914 struct ccb_hdr *nextelm; 915 916 nextelm = SLIST_NEXT(curelm, sim_links.sle); 917 if (nextelm == &accb->ccb_h) { 918 found = 1; 919 SLIST_NEXT(curelm, sim_links.sle) = 920 SLIST_NEXT(nextelm, sim_links.sle); 921 break; 922 } 923 curelm = nextelm; 924 } 925 } 926 rls_lun_statep(isp, tptr); 927 if (found) { 928 accb->ccb_h.status = CAM_REQ_ABORTED; 929 return (CAM_REQ_CMP); 930 } 931 return(CAM_PATH_INVALID); 932 } 933 934 static cam_status 935 isp_target_start_ctio(struct ispsoftc *isp, union ccb *ccb) 936 { 937 void *qe; 938 struct ccb_scsiio *cso = &ccb->csio; 939 u_int16_t *hp, save_handle; 940 u_int16_t iptr, optr; 941 942 943 if (isp_getrqentry(isp, &iptr, &optr, &qe)) { 944 xpt_print_path(ccb->ccb_h.path); 945 printf("Request Queue Overflow in isp_target_start_ctio\n"); 946 return (CAM_RESRC_UNAVAIL); 947 } 948 bzero(qe, QENTRY_LEN); 949 950 /* 951 * We're either moving data or completing a command here. 952 */ 953 954 if (IS_FC(isp)) { 955 struct ccb_accept_tio *atiop; 956 ct2_entry_t *cto = qe; 957 958 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 959 cto->ct_header.rqs_entry_count = 1; 960 cto->ct_iid = cso->init_id; 961 if (isp->isp_maxluns <= 16) { 962 cto->ct_lun = ccb->ccb_h.target_lun; 963 } 964 /* 965 * Start with a residual based on what the original datalength 966 * was supposed to be. Basically, we ignore what CAM has set 967 * for residuals. The data transfer routines will knock off 968 * the residual for each byte actually moved- and also will 969 * be responsible for setting the underrun flag. 970 */ 971 /* HACK! HACK! */ 972 if ((atiop = ccb->ccb_h.periph_priv.entries[1].ptr) != NULL) { 973 cto->ct_resid = atiop->ccb_h.spriv_field0; 974 } 975 976 cto->ct_rxid = cso->tag_id; 977 if (cso->dxfer_len == 0) { 978 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA; 979 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 980 cto->ct_flags |= CT2_SENDSTATUS; 981 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 982 } 983 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 984 int m = min(cso->sense_len, MAXRESPLEN); 985 bcopy(&cso->sense_data, cto->rsp.m1.ct_resp, m); 986 cto->rsp.m1.ct_senselen = m; 987 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 988 } 989 } else { 990 cto->ct_flags |= CT2_FLAG_MODE0; 991 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 992 cto->ct_flags |= CT2_DATA_IN; 993 } else { 994 cto->ct_flags |= CT2_DATA_OUT; 995 } 996 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 997 cto->ct_flags |= CT2_SENDSTATUS; 998 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 999 } 1000 /* 1001 * If we're sending data and status back together, 1002 * we can't also send back sense data as well. 1003 */ 1004 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1005 } 1006 if (cto->ct_flags & CT2_SENDSTATUS) { 1007 isp_prt(isp, ISP_LOGTDEBUG1, 1008 "CTIO2[%x] SCSI STATUS 0x%x datalength %u", 1009 cto->ct_rxid, cso->scsi_status, cto->ct_resid); 1010 } 1011 if (cto->ct_flags & CT2_SENDSTATUS) 1012 cto->ct_flags |= CT2_CCINCR; 1013 cto->ct_timeout = 10; 1014 hp = &cto->ct_syshandle; 1015 } else { 1016 ct_entry_t *cto = qe; 1017 1018 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1019 cto->ct_header.rqs_entry_count = 1; 1020 cto->ct_iid = cso->init_id; 1021 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1022 cto->ct_tgt = ccb->ccb_h.target_id; 1023 cto->ct_lun = ccb->ccb_h.target_lun; 1024 cto->ct_fwhandle = AT_GET_HANDLE(cso->tag_id); 1025 if (AT_HAS_TAG(cso->tag_id)) { 1026 cto->ct_tag_val = (u_int8_t) AT_GET_TAG(cso->tag_id); 1027 cto->ct_flags |= CT_TQAE; 1028 } 1029 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1030 cto->ct_flags |= CT_NODISC; 1031 } 1032 if (cso->dxfer_len == 0) { 1033 cto->ct_flags |= CT_NO_DATA; 1034 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1035 cto->ct_flags |= CT_DATA_IN; 1036 } else { 1037 cto->ct_flags |= CT_DATA_OUT; 1038 } 1039 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1040 cto->ct_flags |= CT_SENDSTATUS; 1041 cto->ct_scsi_status = cso->scsi_status; 1042 cto->ct_resid = cso->resid; 1043 } 1044 if (cto->ct_flags & CT_SENDSTATUS) { 1045 isp_prt(isp, ISP_LOGTDEBUG1, 1046 "CTIO[%x] SCSI STATUS 0x%x resid %d tag_id %x", 1047 cto->ct_fwhandle, cso->scsi_status, cso->resid, 1048 cso->tag_id); 1049 } 1050 cto->ct_timeout = 10; 1051 hp = &cto->ct_syshandle; 1052 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1053 if (cto->ct_flags & CT_SENDSTATUS) 1054 cto->ct_flags |= CT_CCINCR; 1055 } 1056 1057 if (isp_save_xs(isp, (XS_T *)ccb, hp)) { 1058 xpt_print_path(ccb->ccb_h.path); 1059 printf("No XFLIST pointers for isp_target_start_ctio\n"); 1060 return (CAM_RESRC_UNAVAIL); 1061 } 1062 1063 1064 /* 1065 * Call the dma setup routines for this entry (and any subsequent 1066 * CTIOs) if there's data to move, and then tell the f/w it's got 1067 * new things to play with. As with isp_start's usage of DMA setup, 1068 * any swizzling is done in the machine dependent layer. Because 1069 * of this, we put the request onto the queue area first in native 1070 * format. 1071 */ 1072 1073 save_handle = *hp; 1074 1075 switch (ISP_DMASETUP(isp, cso, qe, &iptr, optr)) { 1076 case CMD_QUEUED: 1077 ISP_ADD_REQUEST(isp, iptr); 1078 return (CAM_REQ_INPROG); 1079 1080 case CMD_EAGAIN: 1081 ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 1082 isp_destroy_handle(isp, save_handle); 1083 return (CAM_RESRC_UNAVAIL); 1084 1085 default: 1086 isp_destroy_handle(isp, save_handle); 1087 return (XS_ERR(ccb)); 1088 } 1089 } 1090 1091 static void 1092 isp_refire_putback_atio(void *arg) 1093 { 1094 int s = splcam(); 1095 isp_target_putback_atio(arg); 1096 splx(s); 1097 } 1098 1099 static void 1100 isp_target_putback_atio(union ccb *ccb) 1101 { 1102 struct ispsoftc *isp; 1103 struct ccb_scsiio *cso; 1104 u_int16_t iptr, optr; 1105 void *qe; 1106 1107 isp = XS_ISP(ccb); 1108 1109 if (isp_getrqentry(isp, &iptr, &optr, &qe)) { 1110 (void) timeout(isp_refire_putback_atio, ccb, 10); 1111 isp_prt(isp, ISP_LOGWARN, 1112 "isp_target_putback_atio: Request Queue Overflow"); 1113 return; 1114 } 1115 bzero(qe, QENTRY_LEN); 1116 cso = &ccb->csio; 1117 if (IS_FC(isp)) { 1118 at2_entry_t *at = qe; 1119 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1120 at->at_header.rqs_entry_count = 1; 1121 if (isp->isp_maxluns > 16) { 1122 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1123 } else { 1124 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1125 } 1126 at->at_status = CT_OK; 1127 at->at_rxid = cso->tag_id; 1128 ISP_SWIZ_ATIO2(isp, qe, qe); 1129 } else { 1130 at_entry_t *at = qe; 1131 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1132 at->at_header.rqs_entry_count = 1; 1133 at->at_iid = cso->init_id; 1134 at->at_iid |= XS_CHANNEL(ccb) << 7; 1135 at->at_tgt = cso->ccb_h.target_id; 1136 at->at_lun = cso->ccb_h.target_lun; 1137 at->at_status = CT_OK; 1138 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1139 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1140 ISP_SWIZ_ATIO(isp, qe, qe); 1141 } 1142 ISP_TDQE(isp, "isp_target_putback_atio", (int) optr, qe); 1143 ISP_ADD_REQUEST(isp, iptr); 1144 isp_complete_ctio(ccb); 1145 } 1146 1147 static void 1148 isp_complete_ctio(union ccb *ccb) 1149 { 1150 struct ispsoftc *isp = XS_ISP(ccb); 1151 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1152 ccb->ccb_h.status |= CAM_REQ_CMP; 1153 } 1154 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1155 if (isp->isp_osinfo.simqfrozen & SIMQFRZ_RESOURCE) { 1156 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_RESOURCE; 1157 if (isp->isp_osinfo.simqfrozen == 0) { 1158 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 1159 isp_prt(isp, ISP_LOGDEBUG2, "ctio->relsimq"); 1160 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 1161 } else { 1162 isp_prt(isp, ISP_LOGWARN, "ctio->devqfrozen"); 1163 } 1164 } else { 1165 isp_prt(isp, ISP_LOGWARN, 1166 "ctio->simqfrozen(%x)", isp->isp_osinfo.simqfrozen); 1167 } 1168 } 1169 xpt_done(ccb); 1170 } 1171 1172 /* 1173 * Handle ATIO stuff that the generic code can't. 1174 * This means handling CDBs. 1175 */ 1176 1177 static int 1178 isp_handle_platform_atio(struct ispsoftc *isp, at_entry_t *aep) 1179 { 1180 tstate_t *tptr; 1181 int status, bus; 1182 struct ccb_accept_tio *atiop; 1183 1184 /* 1185 * The firmware status (except for the QLTM_SVALID bit) 1186 * indicates why this ATIO was sent to us. 1187 * 1188 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1189 * 1190 * If the DISCONNECTS DISABLED bit is set in the flags field, 1191 * we're still connected on the SCSI bus. 1192 */ 1193 status = aep->at_status; 1194 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1195 /* 1196 * Bus Phase Sequence error. We should have sense data 1197 * suggested by the f/w. I'm not sure quite yet what 1198 * to do about this for CAM. 1199 */ 1200 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1201 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1202 return (0); 1203 } 1204 if ((status & ~QLTM_SVALID) != AT_CDB) { 1205 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", 1206 status); 1207 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1208 return (0); 1209 } 1210 1211 bus = GET_BUS_VAL(aep->at_iid); 1212 tptr = get_lun_statep(isp, bus, aep->at_lun); 1213 if (tptr == NULL) { 1214 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1215 } 1216 1217 if (tptr == NULL) { 1218 /* 1219 * Because we can't autofeed sense data back with 1220 * a command for parallel SCSI, we can't give back 1221 * a CHECK CONDITION. We'll give back a BUSY status 1222 * instead. This works out okay because the only 1223 * time we should, in fact, get this, is in the 1224 * case that somebody configured us without the 1225 * blackhole driver, so they get what they deserve. 1226 */ 1227 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1228 return (0); 1229 } 1230 1231 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1232 if (atiop == NULL) { 1233 /* 1234 * Because we can't autofeed sense data back with 1235 * a command for parallel SCSI, we can't give back 1236 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1237 * instead. This works out okay because the only time we 1238 * should, in fact, get this, is in the case that we've 1239 * run out of ATIOS. 1240 */ 1241 xpt_print_path(tptr->owner); 1242 isp_prt(isp, ISP_LOGWARN, 1243 "no ATIOS for lun %d from initiator %d on channel %d", 1244 aep->at_lun, GET_IID_VAL(aep->at_iid), bus); 1245 rls_lun_statep(isp, tptr); 1246 if (aep->at_flags & AT_TQAE) 1247 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1248 else 1249 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1250 return (0); 1251 } 1252 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1253 if (tptr == &isp->isp_osinfo.tsdflt[bus]) { 1254 atiop->ccb_h.target_id = aep->at_tgt; 1255 atiop->ccb_h.target_lun = aep->at_lun; 1256 } 1257 if (aep->at_flags & AT_NODISC) { 1258 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1259 } else { 1260 atiop->ccb_h.flags = 0; 1261 } 1262 1263 if (status & QLTM_SVALID) { 1264 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1265 atiop->sense_len = amt; 1266 MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1267 } else { 1268 atiop->sense_len = 0; 1269 } 1270 1271 atiop->init_id = GET_IID_VAL(aep->at_iid); 1272 atiop->cdb_len = aep->at_cdblen; 1273 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1274 atiop->ccb_h.status = CAM_CDB_RECVD; 1275 /* 1276 * Construct a tag 'id' based upon tag value (which may be 0..255) 1277 * and the handle (which we have to preserve). 1278 */ 1279 AT_MAKE_TAGID(atiop->tag_id, aep); 1280 if (aep->at_flags & AT_TQAE) { 1281 atiop->tag_action = aep->at_tag_type; 1282 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1283 } 1284 xpt_done((union ccb*)atiop); 1285 isp_prt(isp, ISP_LOGTDEBUG1, 1286 "ATIO[%x] CDB=0x%x bus %d iid%d->lun%d tag 0x%x ttype 0x%x %s", 1287 aep->at_handle, aep->at_cdb[0] & 0xff, GET_BUS_VAL(aep->at_iid), 1288 GET_IID_VAL(aep->at_iid), aep->at_lun, aep->at_tag_val & 0xff, 1289 aep->at_tag_type, (aep->at_flags & AT_NODISC)? 1290 "nondisc" : "disconnecting"); 1291 rls_lun_statep(isp, tptr); 1292 return (0); 1293 } 1294 1295 static int 1296 isp_handle_platform_atio2(struct ispsoftc *isp, at2_entry_t *aep) 1297 { 1298 lun_id_t lun; 1299 tstate_t *tptr; 1300 struct ccb_accept_tio *atiop; 1301 1302 /* 1303 * The firmware status (except for the QLTM_SVALID bit) 1304 * indicates why this ATIO was sent to us. 1305 * 1306 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1307 */ 1308 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1309 isp_prt(isp, ISP_LOGWARN, 1310 "bogus atio (0x%x) leaked to platform", aep->at_status); 1311 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1312 return (0); 1313 } 1314 1315 if (isp->isp_maxluns > 16) { 1316 lun = aep->at_scclun; 1317 } else { 1318 lun = aep->at_lun; 1319 } 1320 tptr = get_lun_statep(isp, 0, lun); 1321 if (tptr == NULL) { 1322 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1323 } 1324 1325 if (tptr == NULL) { 1326 /* 1327 * What we'd like to know is whether or not we have a listener 1328 * upstream that really hasn't configured yet. If we do, then 1329 * we can give a more sensible reply here. If not, then we can 1330 * reject this out of hand. 1331 * 1332 * Choices for what to send were 1333 * 1334 * Not Ready, Unit Not Self-Configured Yet 1335 * (0x2,0x3e,0x00) 1336 * 1337 * for the former and 1338 * 1339 * Illegal Request, Logical Unit Not Supported 1340 * (0x5,0x25,0x00) 1341 * 1342 * for the latter. 1343 * 1344 * We used to decide whether there was at least one listener 1345 * based upon whether the black hole driver was configured. 1346 * However, recent config(8) changes have made this hard to do 1347 * at this time. 1348 * 1349 */ 1350 u_int32_t ccode = SCSI_STATUS_BUSY; 1351 1352 /* 1353 * Because we can't autofeed sense data back with 1354 * a command for parallel SCSI, we can't give back 1355 * a CHECK CONDITION. We'll give back a BUSY status 1356 * instead. This works out okay because the only 1357 * time we should, in fact, get this, is in the 1358 * case that somebody configured us without the 1359 * blackhole driver, so they get what they deserve. 1360 */ 1361 isp_endcmd(isp, aep, ccode, 0); 1362 return (0); 1363 } 1364 1365 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1366 if (atiop == NULL) { 1367 /* 1368 * Because we can't autofeed sense data back with 1369 * a command for parallel SCSI, we can't give back 1370 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1371 * instead. This works out okay because the only time we 1372 * should, in fact, get this, is in the case that we've 1373 * run out of ATIOS. 1374 */ 1375 xpt_print_path(tptr->owner); 1376 isp_prt(isp, ISP_LOGWARN, 1377 "no ATIOS for lun %d from initiator %d", lun, aep->at_iid); 1378 rls_lun_statep(isp, tptr); 1379 if (aep->at_flags & AT_TQAE) 1380 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1381 else 1382 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1383 return (0); 1384 } 1385 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1386 1387 if (tptr == &isp->isp_osinfo.tsdflt[0]) { 1388 atiop->ccb_h.target_id = 1389 ((fcparam *)isp->isp_param)->isp_loopid; 1390 atiop->ccb_h.target_lun = lun; 1391 } 1392 /* 1393 * We don't get 'suggested' sense data as we do with SCSI cards. 1394 */ 1395 atiop->sense_len = 0; 1396 1397 atiop->init_id = aep->at_iid; 1398 atiop->cdb_len = ATIO2_CDBLEN; 1399 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1400 atiop->ccb_h.status = CAM_CDB_RECVD; 1401 atiop->tag_id = aep->at_rxid; 1402 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1403 case ATIO2_TC_ATTR_SIMPLEQ: 1404 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1405 break; 1406 case ATIO2_TC_ATTR_HEADOFQ: 1407 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1408 break; 1409 case ATIO2_TC_ATTR_ORDERED: 1410 atiop->tag_action = MSG_ORDERED_Q_TAG; 1411 break; 1412 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1413 case ATIO2_TC_ATTR_UNTAGGED: 1414 default: 1415 atiop->tag_action = 0; 1416 break; 1417 } 1418 if (atiop->tag_action != 0) { 1419 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1420 } 1421 1422 /* 1423 * Preserve overall command datalength in private field. 1424 */ 1425 atiop->ccb_h.spriv_field0 = aep->at_datalen; 1426 1427 xpt_done((union ccb*)atiop); 1428 isp_prt(isp, ISP_LOGTDEBUG1, 1429 "ATIO2[%x] CDB=0x%x iid%d->lun%d tattr 0x%x datalen %u", 1430 aep->at_rxid, aep->at_cdb[0] & 0xff, aep->at_iid, 1431 lun, aep->at_taskflags, aep->at_datalen); 1432 rls_lun_statep(isp, tptr); 1433 return (0); 1434 } 1435 1436 static int 1437 isp_handle_platform_ctio(struct ispsoftc *isp, void *arg) 1438 { 1439 union ccb *ccb; 1440 int sentstatus, ok, notify_cam, resid = 0; 1441 1442 /* 1443 * CTIO and CTIO2 are close enough.... 1444 */ 1445 1446 ccb = (union ccb *) isp_find_xs(isp, ((ct_entry_t *)arg)->ct_syshandle); 1447 KASSERT((ccb != NULL), ("null ccb in isp_handle_platform_ctio")); 1448 isp_destroy_handle(isp, ((ct_entry_t *)arg)->ct_syshandle); 1449 1450 if (IS_FC(isp)) { 1451 ct2_entry_t *ct = arg; 1452 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 1453 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1454 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 1455 ccb->ccb_h.status |= CAM_SENT_SENSE; 1456 } 1457 isp_prt(isp, ISP_LOGTDEBUG1, 1458 "CTIO2[%x] sts 0x%x flg 0x%x sns %d %s", 1459 ct->ct_rxid, ct->ct_status, ct->ct_flags, 1460 (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, 1461 sentstatus? "FIN" : "MID"); 1462 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1463 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 1464 resid = ct->ct_resid; 1465 } 1466 } else { 1467 ct_entry_t *ct = arg; 1468 sentstatus = ct->ct_flags & CT_SENDSTATUS; 1469 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1470 isp_prt(isp, ISP_LOGTDEBUG1, 1471 "CTIO[%x] tag %x iid %x tgt %d lun %d sts 0x%x flg %x %s", 1472 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_tgt, 1473 ct->ct_lun, ct->ct_status, ct->ct_flags, 1474 sentstatus? "FIN" : "MID"); 1475 1476 /* 1477 * We *ought* to be able to get back to the original ATIO 1478 * here, but for some reason this gets lost. It's just as 1479 * well because it's squirrelled away as part of periph 1480 * private data. 1481 * 1482 * We can live without it as long as we continue to use 1483 * the auto-replenish feature for CTIOs. 1484 */ 1485 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1486 if (ct->ct_status & QLTM_SVALID) { 1487 char *sp = (char *)ct; 1488 sp += CTIO_SENSE_OFFSET; 1489 ccb->csio.sense_len = 1490 min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 1491 MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 1492 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 1493 } 1494 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 1495 resid = ct->ct_resid; 1496 } 1497 } 1498 ccb->csio.resid += resid; 1499 1500 /* 1501 * We're here either because intermediate data transfers are done 1502 * and/or the final status CTIO (which may have joined with a 1503 * Data Transfer) is done. 1504 * 1505 * In any case, for this platform, the upper layers figure out 1506 * what to do next, so all we do here is collect status and 1507 * pass information along. Any DMA handles have already been 1508 * freed. 1509 */ 1510 if (notify_cam == 0) { 1511 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO done"); 1512 return (0); 1513 } 1514 1515 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO done (resid %d)", 1516 (sentstatus)? " FINAL " : "MIDTERM ", ccb->csio.resid); 1517 1518 if (!ok) { 1519 isp_target_putback_atio(ccb); 1520 } else { 1521 isp_complete_ctio(ccb); 1522 1523 } 1524 return (0); 1525 } 1526 #endif 1527 1528 static void 1529 isp_cam_async(void *cbarg, u_int32_t code, struct cam_path *path, void *arg) 1530 { 1531 struct cam_sim *sim; 1532 struct ispsoftc *isp; 1533 1534 sim = (struct cam_sim *)cbarg; 1535 isp = (struct ispsoftc *) cam_sim_softc(sim); 1536 switch (code) { 1537 case AC_LOST_DEVICE: 1538 if (IS_SCSI(isp)) { 1539 u_int16_t oflags, nflags; 1540 sdparam *sdp = isp->isp_param; 1541 int tgt; 1542 1543 tgt = xpt_path_target_id(path); 1544 ISP_LOCK(isp); 1545 sdp += cam_sim_bus(sim); 1546 nflags = sdp->isp_devparam[tgt].nvrm_flags; 1547 #ifndef ISP_TARGET_MODE 1548 nflags &= DPARM_SAFE_DFLT; 1549 if (isp->isp_loaded_fw) { 1550 nflags |= DPARM_NARROW | DPARM_ASYNC; 1551 } 1552 #else 1553 nflags = DPARM_DEFAULT; 1554 #endif 1555 oflags = sdp->isp_devparam[tgt].goal_flags; 1556 sdp->isp_devparam[tgt].goal_flags = nflags; 1557 sdp->isp_devparam[tgt].dev_update = 1; 1558 isp->isp_update |= (1 << cam_sim_bus(sim)); 1559 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, NULL); 1560 sdp->isp_devparam[tgt].goal_flags = oflags; 1561 ISP_UNLOCK(isp); 1562 } 1563 break; 1564 default: 1565 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 1566 break; 1567 } 1568 } 1569 1570 static void 1571 isp_poll(struct cam_sim *sim) 1572 { 1573 struct ispsoftc *isp = cam_sim_softc(sim); 1574 ISP_LOCK(isp); 1575 (void) isp_intr(isp); 1576 ISP_UNLOCK(isp); 1577 } 1578 1579 #if 0 1580 static void 1581 isp_relsim(void *arg) 1582 { 1583 struct ispsoftc *isp = arg; 1584 ISP_LOCK(isp); 1585 if (isp->isp_osinfo.simqfrozen & SIMQFRZ_TIMED) { 1586 int wasfrozen = isp->isp_osinfo.simqfrozen & SIMQFRZ_TIMED; 1587 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_TIMED; 1588 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 1589 xpt_release_simq(isp->isp_sim, 1); 1590 isp_prt(isp, ISP_LOGDEBUG2, "timed relsimq"); 1591 } 1592 } 1593 ISP_UNLOCK(isp); 1594 } 1595 #endif 1596 1597 static void 1598 isp_watchdog(void *arg) 1599 { 1600 XS_T *xs = arg; 1601 struct ispsoftc *isp = XS_ISP(xs); 1602 u_int32_t handle; 1603 1604 /* 1605 * We've decided this command is dead. Make sure we're not trying 1606 * to kill a command that's already dead by getting it's handle and 1607 * and seeing whether it's still alive. 1608 */ 1609 ISP_LOCK(isp); 1610 handle = isp_find_handle(isp, xs); 1611 if (handle) { 1612 u_int16_t r; 1613 1614 if (XS_CMD_DONE_P(xs)) { 1615 isp_prt(isp, ISP_LOGDEBUG1, 1616 "watchdog found done cmd (handle 0x%x)", handle); 1617 ISP_UNLOCK(isp); 1618 return; 1619 } 1620 1621 if (XS_CMD_WDOG_P(xs)) { 1622 isp_prt(isp, ISP_LOGDEBUG2, 1623 "recursive watchdog (handle 0x%x)", handle); 1624 ISP_UNLOCK(isp); 1625 return; 1626 } 1627 1628 XS_CMD_S_WDOG(xs); 1629 1630 r = ISP_READ(isp, BIU_ISR); 1631 1632 if (INT_PENDING(isp, r) && isp_intr(isp) && XS_CMD_DONE_P(xs)) { 1633 isp_prt(isp, ISP_LOGDEBUG2, 1634 "watchdog cleanup (%x, %x)", handle, r); 1635 xpt_done((union ccb *) xs); 1636 } else if (XS_CMD_GRACE_P(xs)) { 1637 /* 1638 * Make sure the command is *really* dead before we 1639 * release the handle (and DMA resources) for reuse. 1640 */ 1641 (void) isp_control(isp, ISPCTL_ABORT_CMD, arg); 1642 1643 /* 1644 * After this point, the comamnd is really dead. 1645 */ 1646 if (XS_XFRLEN(xs)) { 1647 ISP_DMAFREE(isp, xs, handle); 1648 } 1649 isp_destroy_handle(isp, handle); 1650 xpt_print_path(xs->ccb_h.path); 1651 isp_prt(isp, ISP_LOGWARN, 1652 "watchdog timeout (%x, %x)", handle, r); 1653 XS_SETERR(xs, CAM_CMD_TIMEOUT); 1654 XS_CMD_C_WDOG(xs); 1655 isp_done(xs); 1656 } else { 1657 u_int16_t iptr, optr; 1658 ispreq_t *mp; 1659 1660 XS_CMD_C_WDOG(xs); 1661 xs->ccb_h.timeout_ch = timeout(isp_watchdog, xs, hz); 1662 if (isp_getrqentry(isp, &iptr, &optr, (void **) &mp)) { 1663 ISP_UNLOCK(isp); 1664 return; 1665 } 1666 XS_CMD_S_GRACE(xs); 1667 MEMZERO((void *) mp, sizeof (*mp)); 1668 mp->req_header.rqs_entry_count = 1; 1669 mp->req_header.rqs_entry_type = RQSTYPE_MARKER; 1670 mp->req_modifier = SYNC_ALL; 1671 mp->req_target = XS_CHANNEL(xs) << 7; 1672 ISP_SWIZZLE_REQUEST(isp, mp); 1673 ISP_ADD_REQUEST(isp, iptr); 1674 } 1675 } else { 1676 isp_prt(isp, ISP_LOGDEBUG2, "watchdog with no command"); 1677 } 1678 ISP_UNLOCK(isp); 1679 } 1680 1681 static int isp_ktmature = 0; 1682 1683 static void 1684 isp_kthread(void *arg) 1685 { 1686 int wasfrozen; 1687 struct ispsoftc *isp = arg; 1688 1689 mtx_lock(&isp->isp_lock); 1690 for (;;) { 1691 isp_prt(isp, ISP_LOGDEBUG0, "kthread checking FC state"); 1692 while (isp_fc_runstate(isp, 2 * 1000000) != 0) { 1693 if (FCPARAM(isp)->isp_fwstate != FW_READY || 1694 FCPARAM(isp)->isp_loopstate < LOOP_PDB_RCVD) { 1695 if (FCPARAM(isp)->loop_seen_once == 0 || 1696 isp_ktmature == 0) { 1697 break; 1698 } 1699 } 1700 msleep(isp_kthread, &isp->isp_lock, 1701 PRIBIO, "isp_fcthrd", hz); 1702 } 1703 /* 1704 * Even if we didn't get good loop state we may be 1705 * unfreezing the SIMQ so that we can kill off 1706 * commands (if we've never seen loop before, e.g.) 1707 */ 1708 isp_ktmature = 1; 1709 wasfrozen = isp->isp_osinfo.simqfrozen & SIMQFRZ_LOOPDOWN; 1710 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_LOOPDOWN; 1711 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 1712 isp_prt(isp, ISP_LOGDEBUG0, "kthread up release simq"); 1713 ISPLOCK_2_CAMLOCK(isp); 1714 xpt_release_simq(isp->isp_sim, 1); 1715 CAMLOCK_2_ISPLOCK(isp); 1716 } 1717 cv_wait(&isp->isp_osinfo.kthread_cv, &isp->isp_lock); 1718 } 1719 } 1720 1721 static void 1722 isp_action(struct cam_sim *sim, union ccb *ccb) 1723 { 1724 int bus, tgt, error; 1725 struct ispsoftc *isp; 1726 struct ccb_trans_settings *cts; 1727 1728 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 1729 1730 isp = (struct ispsoftc *)cam_sim_softc(sim); 1731 ccb->ccb_h.sim_priv.entries[0].field = 0; 1732 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 1733 if (isp->isp_state != ISP_RUNSTATE && 1734 ccb->ccb_h.func_code == XPT_SCSI_IO) { 1735 CAMLOCK_2_ISPLOCK(isp); 1736 isp_init(isp); 1737 if (isp->isp_state != ISP_INITSTATE) { 1738 ISP_UNLOCK(isp); 1739 /* 1740 * Lie. Say it was a selection timeout. 1741 */ 1742 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 1743 xpt_freeze_devq(ccb->ccb_h.path, 1); 1744 xpt_done(ccb); 1745 return; 1746 } 1747 isp->isp_state = ISP_RUNSTATE; 1748 ISPLOCK_2_CAMLOCK(isp); 1749 } 1750 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 1751 1752 1753 switch (ccb->ccb_h.func_code) { 1754 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 1755 /* 1756 * Do a couple of preliminary checks... 1757 */ 1758 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 1759 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 1760 ccb->ccb_h.status = CAM_REQ_INVALID; 1761 xpt_done(ccb); 1762 break; 1763 } 1764 } 1765 #ifdef DIAGNOSTIC 1766 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 1767 ccb->ccb_h.status = CAM_PATH_INVALID; 1768 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 1769 ccb->ccb_h.status = CAM_PATH_INVALID; 1770 } 1771 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 1772 isp_prt(isp, ISP_LOGERR, 1773 "invalid tgt/lun (%d.%d) in XPT_SCSI_IO", 1774 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 1775 xpt_done(ccb); 1776 break; 1777 } 1778 #endif 1779 ((struct ccb_scsiio *) ccb)->scsi_status = SCSI_STATUS_OK; 1780 CAMLOCK_2_ISPLOCK(isp); 1781 error = isp_start((XS_T *) ccb); 1782 switch (error) { 1783 case CMD_QUEUED: 1784 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1785 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 1786 u_int64_t ticks = (u_int64_t) hz; 1787 if (ccb->ccb_h.timeout == CAM_TIME_DEFAULT) 1788 ticks = 60 * 1000 * ticks; 1789 else 1790 ticks = ccb->ccb_h.timeout * hz; 1791 ticks = ((ticks + 999) / 1000) + hz + hz; 1792 if (ticks >= 0x80000000) { 1793 isp_prt(isp, ISP_LOGERR, 1794 "timeout overflow"); 1795 ticks = 0x80000000; 1796 } 1797 ccb->ccb_h.timeout_ch = timeout(isp_watchdog, 1798 (caddr_t)ccb, (int)ticks); 1799 } else { 1800 callout_handle_init(&ccb->ccb_h.timeout_ch); 1801 } 1802 ISPLOCK_2_CAMLOCK(isp); 1803 break; 1804 case CMD_RQLATER: 1805 /* 1806 * This can only happen for Fibre Channel 1807 */ 1808 KASSERT((IS_FC(isp)), ("CMD_RQLATER for FC only")); 1809 if (FCPARAM(isp)->loop_seen_once == 0 && isp_ktmature) { 1810 ISPLOCK_2_CAMLOCK(isp); 1811 XS_SETERR(ccb, CAM_SEL_TIMEOUT); 1812 xpt_done(ccb); 1813 break; 1814 } 1815 cv_signal(&isp->isp_osinfo.kthread_cv); 1816 if (isp->isp_osinfo.simqfrozen == 0) { 1817 isp_prt(isp, ISP_LOGDEBUG2, 1818 "RQLATER freeze simq"); 1819 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 1820 ISPLOCK_2_CAMLOCK(isp); 1821 xpt_freeze_simq(sim, 1); 1822 } else { 1823 ISPLOCK_2_CAMLOCK(isp); 1824 } 1825 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1826 xpt_done(ccb); 1827 break; 1828 case CMD_EAGAIN: 1829 if (isp->isp_osinfo.simqfrozen == 0) { 1830 xpt_freeze_simq(sim, 1); 1831 isp_prt(isp, ISP_LOGDEBUG2, 1832 "EAGAIN freeze simq"); 1833 } 1834 isp->isp_osinfo.simqfrozen |= SIMQFRZ_RESOURCE; 1835 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1836 ISPLOCK_2_CAMLOCK(isp); 1837 xpt_done(ccb); 1838 break; 1839 case CMD_COMPLETE: 1840 isp_done((struct ccb_scsiio *) ccb); 1841 ISPLOCK_2_CAMLOCK(isp); 1842 break; 1843 default: 1844 isp_prt(isp, ISP_LOGERR, 1845 "What's this? 0x%x at %d in file %s", 1846 error, __LINE__, __FILE__); 1847 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 1848 xpt_done(ccb); 1849 ISPLOCK_2_CAMLOCK(isp); 1850 } 1851 break; 1852 1853 #ifdef ISP_TARGET_MODE 1854 case XPT_EN_LUN: /* Enable LUN as a target */ 1855 CAMLOCK_2_ISPLOCK(isp); 1856 isp_en_lun(isp, ccb); 1857 ISPLOCK_2_CAMLOCK(isp); 1858 xpt_done(ccb); 1859 break; 1860 1861 case XPT_NOTIFY_ACK: /* recycle notify ack */ 1862 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 1863 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 1864 { 1865 tstate_t *tptr = 1866 get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 1867 if (tptr == NULL) { 1868 ccb->ccb_h.status = CAM_LUN_INVALID; 1869 xpt_done(ccb); 1870 break; 1871 } 1872 ccb->ccb_h.sim_priv.entries[0].field = 0; 1873 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 1874 CAMLOCK_2_ISPLOCK(isp); 1875 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 1876 SLIST_INSERT_HEAD(&tptr->atios, 1877 &ccb->ccb_h, sim_links.sle); 1878 } else { 1879 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, 1880 sim_links.sle); 1881 } 1882 rls_lun_statep(isp, tptr); 1883 ccb->ccb_h.status = CAM_REQ_INPROG; 1884 ISPLOCK_2_CAMLOCK(isp); 1885 break; 1886 } 1887 case XPT_CONT_TARGET_IO: 1888 { 1889 CAMLOCK_2_ISPLOCK(isp); 1890 ccb->ccb_h.status = isp_target_start_ctio(isp, ccb); 1891 if (ccb->ccb_h.status != CAM_REQ_INPROG) { 1892 if (isp->isp_osinfo.simqfrozen == 0) { 1893 xpt_freeze_simq(sim, 1); 1894 xpt_print_path(ccb->ccb_h.path); 1895 isp_prt(isp, ISP_LOGINFO, 1896 "XPT_CONT_TARGET_IO freeze simq"); 1897 } 1898 isp->isp_osinfo.simqfrozen |= SIMQFRZ_RESOURCE; 1899 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1900 ISPLOCK_2_CAMLOCK(isp); 1901 xpt_done(ccb); 1902 } else { 1903 ISPLOCK_2_CAMLOCK(isp); 1904 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1905 } 1906 break; 1907 } 1908 #endif 1909 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 1910 1911 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 1912 tgt = ccb->ccb_h.target_id; 1913 tgt |= (bus << 16); 1914 1915 CAMLOCK_2_ISPLOCK(isp); 1916 error = isp_control(isp, ISPCTL_RESET_DEV, &tgt); 1917 ISPLOCK_2_CAMLOCK(isp); 1918 if (error) { 1919 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1920 } else { 1921 ccb->ccb_h.status = CAM_REQ_CMP; 1922 } 1923 xpt_done(ccb); 1924 break; 1925 case XPT_ABORT: /* Abort the specified CCB */ 1926 { 1927 union ccb *accb = ccb->cab.abort_ccb; 1928 CAMLOCK_2_ISPLOCK(isp); 1929 switch (accb->ccb_h.func_code) { 1930 #ifdef ISP_TARGET_MODE 1931 case XPT_ACCEPT_TARGET_IO: 1932 case XPT_IMMED_NOTIFY: 1933 ccb->ccb_h.status = isp_abort_tgt_ccb(isp, ccb); 1934 break; 1935 case XPT_CONT_TARGET_IO: 1936 isp_prt(isp, ISP_LOGERR, "cannot abort CTIOs yet"); 1937 ccb->ccb_h.status = CAM_UA_ABORT; 1938 break; 1939 #endif 1940 case XPT_SCSI_IO: 1941 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 1942 if (error) { 1943 ccb->ccb_h.status = CAM_UA_ABORT; 1944 } else { 1945 ccb->ccb_h.status = CAM_REQ_CMP; 1946 } 1947 break; 1948 default: 1949 ccb->ccb_h.status = CAM_REQ_INVALID; 1950 break; 1951 } 1952 ISPLOCK_2_CAMLOCK(isp); 1953 xpt_done(ccb); 1954 break; 1955 } 1956 #ifdef CAM_NEW_TRAN_CODE 1957 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 1958 #else 1959 #define IS_CURRENT_SETTINGS(c) (c->flags & CCB_TRANS_CURRENT_SETTINGS) 1960 #endif 1961 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 1962 cts = &ccb->cts; 1963 if (!IS_CURRENT_SETTINGS(cts)) { 1964 ccb->ccb_h.status = CAM_REQ_INVALID; 1965 xpt_done(ccb); 1966 break; 1967 } 1968 tgt = cts->ccb_h.target_id; 1969 CAMLOCK_2_ISPLOCK(isp); 1970 if (IS_SCSI(isp)) { 1971 #ifndef CAM_NEW_TRAN_CODE 1972 sdparam *sdp = isp->isp_param; 1973 u_int16_t *dptr; 1974 1975 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 1976 1977 sdp += bus; 1978 /* 1979 * We always update (internally) from goal_flags 1980 * so any request to change settings just gets 1981 * vectored to that location. 1982 */ 1983 dptr = &sdp->isp_devparam[tgt].goal_flags; 1984 1985 /* 1986 * Note that these operations affect the 1987 * the goal flags (goal_flags)- not 1988 * the current state flags. Then we mark 1989 * things so that the next operation to 1990 * this HBA will cause the update to occur. 1991 */ 1992 if (cts->valid & CCB_TRANS_DISC_VALID) { 1993 if ((cts->flags & CCB_TRANS_DISC_ENB) != 0) { 1994 *dptr |= DPARM_DISC; 1995 } else { 1996 *dptr &= ~DPARM_DISC; 1997 } 1998 } 1999 if (cts->valid & CCB_TRANS_TQ_VALID) { 2000 if ((cts->flags & CCB_TRANS_TAG_ENB) != 0) { 2001 *dptr |= DPARM_TQING; 2002 } else { 2003 *dptr &= ~DPARM_TQING; 2004 } 2005 } 2006 if (cts->valid & CCB_TRANS_BUS_WIDTH_VALID) { 2007 switch (cts->bus_width) { 2008 case MSG_EXT_WDTR_BUS_16_BIT: 2009 *dptr |= DPARM_WIDE; 2010 break; 2011 default: 2012 *dptr &= ~DPARM_WIDE; 2013 } 2014 } 2015 /* 2016 * Any SYNC RATE of nonzero and SYNC_OFFSET 2017 * of nonzero will cause us to go to the 2018 * selected (from NVRAM) maximum value for 2019 * this device. At a later point, we'll 2020 * allow finer control. 2021 */ 2022 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && 2023 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) && 2024 (cts->sync_offset > 0)) { 2025 *dptr |= DPARM_SYNC; 2026 } else { 2027 *dptr &= ~DPARM_SYNC; 2028 } 2029 *dptr |= DPARM_SAFE_DFLT; 2030 #else 2031 struct ccb_trans_settings_scsi *scsi = 2032 &cts->proto_specific.scsi; 2033 struct ccb_trans_settings_spi *spi = 2034 &cts->xport_specific.spi; 2035 sdparam *sdp = isp->isp_param; 2036 u_int16_t *dptr; 2037 2038 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2039 sdp += bus; 2040 /* 2041 * We always update (internally) from goal_flags 2042 * so any request to change settings just gets 2043 * vectored to that location. 2044 */ 2045 dptr = &sdp->isp_devparam[tgt].goal_flags; 2046 2047 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 2048 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 2049 *dptr |= DPARM_DISC; 2050 else 2051 *dptr &= ~DPARM_DISC; 2052 } 2053 2054 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 2055 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 2056 *dptr |= DPARM_TQING; 2057 else 2058 *dptr &= ~DPARM_TQING; 2059 } 2060 2061 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 2062 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 2063 *dptr |= DPARM_WIDE; 2064 else 2065 *dptr &= ~DPARM_WIDE; 2066 } 2067 2068 /* 2069 * XXX: FIX ME 2070 */ 2071 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && 2072 (spi->valid & CTS_SPI_VALID_SYNC_RATE) && 2073 (spi->sync_period && spi->sync_offset)) { 2074 *dptr |= DPARM_SYNC; 2075 /* 2076 * XXX: CHECK FOR LEGALITY 2077 */ 2078 sdp->isp_devparam[tgt].goal_period = 2079 spi->sync_period; 2080 sdp->isp_devparam[tgt].goal_offset = 2081 spi->sync_offset; 2082 } else { 2083 *dptr &= ~DPARM_SYNC; 2084 } 2085 #endif 2086 isp_prt(isp, ISP_LOGDEBUG0, 2087 "SET bus %d targ %d to flags %x off %x per %x", 2088 bus, tgt, sdp->isp_devparam[tgt].goal_flags, 2089 sdp->isp_devparam[tgt].goal_offset, 2090 sdp->isp_devparam[tgt].goal_period); 2091 sdp->isp_devparam[tgt].dev_update = 1; 2092 isp->isp_update |= (1 << bus); 2093 } 2094 ISPLOCK_2_CAMLOCK(isp); 2095 ccb->ccb_h.status = CAM_REQ_CMP; 2096 xpt_done(ccb); 2097 break; 2098 case XPT_GET_TRAN_SETTINGS: 2099 cts = &ccb->cts; 2100 tgt = cts->ccb_h.target_id; 2101 CAMLOCK_2_ISPLOCK(isp); 2102 if (IS_FC(isp)) { 2103 #ifndef CAM_NEW_TRAN_CODE 2104 /* 2105 * a lot of normal SCSI things don't make sense. 2106 */ 2107 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 2108 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2109 /* 2110 * How do you measure the width of a high 2111 * speed serial bus? Well, in bytes. 2112 * 2113 * Offset and period make no sense, though, so we set 2114 * (above) a 'base' transfer speed to be gigabit. 2115 */ 2116 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2117 #else 2118 fcparam *fcp = isp->isp_param; 2119 struct ccb_trans_settings_fc *fc = 2120 &cts->xport_specific.fc; 2121 2122 cts->protocol = PROTO_SCSI; 2123 cts->protocol_version = SCSI_REV_2; 2124 cts->transport = XPORT_FC; 2125 cts->transport_version = 0; 2126 2127 fc->valid = CTS_FC_VALID_SPEED; 2128 fc->bitrate = 100000; 2129 if (tgt > 0 && tgt < MAX_FC_TARG) { 2130 struct lportdb *lp = &fcp->portdb[tgt]; 2131 fc->wwnn = lp->node_wwn; 2132 fc->wwpn = lp->port_wwn; 2133 fc->port = lp->portid; 2134 fc->valid |= CTS_FC_VALID_WWNN | 2135 CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 2136 } 2137 #endif 2138 } else { 2139 #ifdef CAM_NEW_TRAN_CODE 2140 struct ccb_trans_settings_scsi *scsi = 2141 &cts->proto_specific.scsi; 2142 struct ccb_trans_settings_spi *spi = 2143 &cts->xport_specific.spi; 2144 #endif 2145 sdparam *sdp = isp->isp_param; 2146 int bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2147 u_int16_t dval, pval, oval; 2148 2149 sdp += bus; 2150 2151 if (IS_CURRENT_SETTINGS(cts)) { 2152 sdp->isp_devparam[tgt].dev_refresh = 1; 2153 isp->isp_update |= (1 << bus); 2154 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, 2155 NULL); 2156 dval = sdp->isp_devparam[tgt].actv_flags; 2157 oval = sdp->isp_devparam[tgt].actv_offset; 2158 pval = sdp->isp_devparam[tgt].actv_period; 2159 } else { 2160 dval = sdp->isp_devparam[tgt].nvrm_flags; 2161 oval = sdp->isp_devparam[tgt].nvrm_offset; 2162 pval = sdp->isp_devparam[tgt].nvrm_period; 2163 } 2164 2165 #ifndef CAM_NEW_TRAN_CODE 2166 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); 2167 2168 if (dval & DPARM_DISC) { 2169 cts->flags |= CCB_TRANS_DISC_ENB; 2170 } 2171 if (dval & DPARM_TQING) { 2172 cts->flags |= CCB_TRANS_TAG_ENB; 2173 } 2174 if (dval & DPARM_WIDE) { 2175 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2176 } else { 2177 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2178 } 2179 cts->valid = CCB_TRANS_BUS_WIDTH_VALID | 2180 CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2181 2182 if ((dval & DPARM_SYNC) && oval != 0) { 2183 cts->sync_period = pval; 2184 cts->sync_offset = oval; 2185 cts->valid |= 2186 CCB_TRANS_SYNC_RATE_VALID | 2187 CCB_TRANS_SYNC_OFFSET_VALID; 2188 } 2189 #else 2190 cts->protocol = PROTO_SCSI; 2191 cts->protocol_version = SCSI_REV_2; 2192 cts->transport = XPORT_SPI; 2193 cts->transport_version = 2; 2194 2195 scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 2196 spi->flags &= ~CTS_SPI_FLAGS_DISC_ENB; 2197 if (dval & DPARM_DISC) { 2198 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2199 } 2200 if (dval & DPARM_TQING) { 2201 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2202 } 2203 if ((dval & DPARM_SYNC) && oval && pval) { 2204 spi->sync_offset = oval; 2205 spi->sync_period = pval; 2206 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2207 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2208 } 2209 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 2210 if (dval & DPARM_WIDE) { 2211 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2212 } else { 2213 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2214 } 2215 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 2216 scsi->valid = CTS_SCSI_VALID_TQ; 2217 spi->valid |= CTS_SPI_VALID_DISC; 2218 } else { 2219 scsi->valid = 0; 2220 } 2221 #endif 2222 isp_prt(isp, ISP_LOGDEBUG0, 2223 "GET %s bus %d targ %d to flags %x off %x per %x", 2224 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 2225 bus, tgt, dval, oval, pval); 2226 } 2227 ISPLOCK_2_CAMLOCK(isp); 2228 ccb->ccb_h.status = CAM_REQ_CMP; 2229 xpt_done(ccb); 2230 break; 2231 2232 case XPT_CALC_GEOMETRY: 2233 { 2234 struct ccb_calc_geometry *ccg; 2235 u_int32_t secs_per_cylinder; 2236 u_int32_t size_mb; 2237 2238 ccg = &ccb->ccg; 2239 if (ccg->block_size == 0) { 2240 isp_prt(isp, ISP_LOGERR, 2241 "%d.%d XPT_CALC_GEOMETRY block size 0?", 2242 ccg->ccb_h.target_id, ccg->ccb_h.target_lun); 2243 ccb->ccb_h.status = CAM_REQ_INVALID; 2244 xpt_done(ccb); 2245 break; 2246 } 2247 size_mb = ccg->volume_size /((1024L * 1024L) / ccg->block_size); 2248 if (size_mb > 1024) { 2249 ccg->heads = 255; 2250 ccg->secs_per_track = 63; 2251 } else { 2252 ccg->heads = 64; 2253 ccg->secs_per_track = 32; 2254 } 2255 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 2256 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 2257 ccb->ccb_h.status = CAM_REQ_CMP; 2258 xpt_done(ccb); 2259 break; 2260 } 2261 case XPT_RESET_BUS: /* Reset the specified bus */ 2262 bus = cam_sim_bus(sim); 2263 CAMLOCK_2_ISPLOCK(isp); 2264 error = isp_control(isp, ISPCTL_RESET_BUS, &bus); 2265 ISPLOCK_2_CAMLOCK(isp); 2266 if (error) 2267 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2268 else { 2269 if (cam_sim_bus(sim) && isp->isp_path2 != NULL) 2270 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2271 else if (isp->isp_path != NULL) 2272 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2273 ccb->ccb_h.status = CAM_REQ_CMP; 2274 } 2275 xpt_done(ccb); 2276 break; 2277 2278 case XPT_TERM_IO: /* Terminate the I/O process */ 2279 ccb->ccb_h.status = CAM_REQ_INVALID; 2280 xpt_done(ccb); 2281 break; 2282 2283 case XPT_PATH_INQ: /* Path routing inquiry */ 2284 { 2285 struct ccb_pathinq *cpi = &ccb->cpi; 2286 2287 cpi->version_num = 1; 2288 #ifdef ISP_TARGET_MODE 2289 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 2290 #else 2291 cpi->target_sprt = 0; 2292 #endif 2293 cpi->hba_eng_cnt = 0; 2294 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 2295 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 2296 cpi->bus_id = cam_sim_bus(sim); 2297 if (IS_FC(isp)) { 2298 cpi->hba_misc = PIM_NOBUSRESET; 2299 /* 2300 * Because our loop ID can shift from time to time, 2301 * make our initiator ID out of range of our bus. 2302 */ 2303 cpi->initiator_id = cpi->max_target + 1; 2304 2305 /* 2306 * Set base transfer capabilities for Fibre Channel. 2307 * Technically not correct because we don't know 2308 * what media we're running on top of- but we'll 2309 * look good if we always say 100MB/s. 2310 */ 2311 cpi->base_transfer_speed = 100000; 2312 cpi->hba_inquiry = PI_TAG_ABLE; 2313 #ifdef CAM_NEW_TRAN_CODE 2314 cpi->transport = XPORT_FC; 2315 cpi->transport_version = 0; /* WHAT'S THIS FOR? */ 2316 #endif 2317 } else { 2318 sdparam *sdp = isp->isp_param; 2319 sdp += cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 2320 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 2321 cpi->hba_misc = 0; 2322 cpi->initiator_id = sdp->isp_initiator_id; 2323 cpi->base_transfer_speed = 3300; 2324 #ifdef CAM_NEW_TRAN_CODE 2325 cpi->transport = XPORT_SPI; 2326 cpi->transport_version = 2; /* WHAT'S THIS FOR? */ 2327 #endif 2328 } 2329 #ifdef CAM_NEW_TRAN_CODE 2330 cpi->protocol = PROTO_SCSI; 2331 cpi->protocol_version = SCSI_REV_2; 2332 #endif 2333 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 2334 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 2335 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 2336 cpi->unit_number = cam_sim_unit(sim); 2337 cpi->ccb_h.status = CAM_REQ_CMP; 2338 xpt_done(ccb); 2339 break; 2340 } 2341 default: 2342 ccb->ccb_h.status = CAM_REQ_INVALID; 2343 xpt_done(ccb); 2344 break; 2345 } 2346 } 2347 2348 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 2349 void 2350 isp_done(struct ccb_scsiio *sccb) 2351 { 2352 struct ispsoftc *isp = XS_ISP(sccb); 2353 2354 if (XS_NOERR(sccb)) 2355 XS_SETERR(sccb, CAM_REQ_CMP); 2356 2357 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && 2358 (sccb->scsi_status != SCSI_STATUS_OK)) { 2359 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 2360 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && 2361 (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 2362 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 2363 } else { 2364 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 2365 } 2366 } 2367 2368 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2369 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2370 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 2371 sccb->ccb_h.status |= CAM_DEV_QFRZN; 2372 xpt_freeze_devq(sccb->ccb_h.path, 1); 2373 if (sccb->scsi_status != SCSI_STATUS_OK) 2374 isp_prt(isp, ISP_LOGDEBUG2, 2375 "freeze devq %d.%d %x %x", 2376 sccb->ccb_h.target_id, 2377 sccb->ccb_h.target_lun, sccb->ccb_h.status, 2378 sccb->scsi_status); 2379 } 2380 } 2381 2382 /* 2383 * If we were frozen waiting resources, clear that we were frozen 2384 * waiting for resources. If we are no longer frozen, and the devq 2385 * isn't frozen, mark the completing CCB to have the XPT layer 2386 * release the simq. 2387 */ 2388 if (isp->isp_osinfo.simqfrozen & SIMQFRZ_RESOURCE) { 2389 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_RESOURCE; 2390 if (isp->isp_osinfo.simqfrozen == 0) { 2391 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 2392 isp_prt(isp, ISP_LOGDEBUG2, 2393 "isp_done->relsimq"); 2394 sccb->ccb_h.status |= CAM_RELEASE_SIMQ; 2395 } else { 2396 isp_prt(isp, ISP_LOGDEBUG2, 2397 "isp_done->devq frozen"); 2398 } 2399 } else { 2400 isp_prt(isp, ISP_LOGDEBUG2, 2401 "isp_done -> simqfrozen = %x", 2402 isp->isp_osinfo.simqfrozen); 2403 } 2404 } 2405 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && 2406 (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2407 xpt_print_path(sccb->ccb_h.path); 2408 isp_prt(isp, ISP_LOGINFO, 2409 "cam completion status 0x%x", sccb->ccb_h.status); 2410 } 2411 2412 XS_CMD_S_DONE(sccb); 2413 if (XS_CMD_WDOG_P(sccb) == 0) { 2414 untimeout(isp_watchdog, (caddr_t)sccb, sccb->ccb_h.timeout_ch); 2415 if (XS_CMD_GRACE_P(sccb)) { 2416 isp_prt(isp, ISP_LOGDEBUG2, 2417 "finished command on borrowed time"); 2418 } 2419 XS_CMD_S_CLEAR(sccb); 2420 ISPLOCK_2_CAMLOCK(isp); 2421 xpt_done((union ccb *) sccb); 2422 CAMLOCK_2_ISPLOCK(isp); 2423 } 2424 } 2425 2426 int 2427 isp_async(struct ispsoftc *isp, ispasync_t cmd, void *arg) 2428 { 2429 int bus, rv = 0; 2430 switch (cmd) { 2431 case ISPASYNC_NEW_TGT_PARAMS: 2432 { 2433 #ifdef CAM_NEW_TRAN_CODE 2434 struct ccb_trans_settings_scsi *scsi; 2435 struct ccb_trans_settings_spi *spi; 2436 #endif 2437 int flags, tgt; 2438 sdparam *sdp = isp->isp_param; 2439 struct ccb_trans_settings cts; 2440 struct cam_path *tmppath; 2441 2442 bzero(&cts, sizeof (struct ccb_trans_settings)); 2443 2444 tgt = *((int *)arg); 2445 bus = (tgt >> 16) & 0xffff; 2446 tgt &= 0xffff; 2447 sdp += bus; 2448 ISPLOCK_2_CAMLOCK(isp); 2449 if (xpt_create_path(&tmppath, NULL, 2450 cam_sim_path(bus? isp->isp_sim2 : isp->isp_sim), 2451 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2452 CAMLOCK_2_ISPLOCK(isp); 2453 isp_prt(isp, ISP_LOGWARN, 2454 "isp_async cannot make temp path for %d.%d", 2455 tgt, bus); 2456 rv = -1; 2457 break; 2458 } 2459 CAMLOCK_2_ISPLOCK(isp); 2460 flags = sdp->isp_devparam[tgt].actv_flags; 2461 #ifdef CAM_NEW_TRAN_CODE 2462 cts.type = CTS_TYPE_CURRENT_SETTINGS; 2463 cts.protocol = PROTO_SCSI; 2464 cts.transport = XPORT_SPI; 2465 2466 scsi = &cts.proto_specific.scsi; 2467 spi = &cts.xport_specific.spi; 2468 2469 if (flags & DPARM_TQING) { 2470 scsi->valid |= CTS_SCSI_VALID_TQ; 2471 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2472 spi->flags |= CTS_SPI_FLAGS_TAG_ENB; 2473 } 2474 2475 if (flags & DPARM_DISC) { 2476 spi->valid |= CTS_SPI_VALID_DISC; 2477 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2478 } 2479 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 2480 if (flags & DPARM_WIDE) { 2481 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2482 } else { 2483 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2484 } 2485 if (flags & DPARM_SYNC) { 2486 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2487 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2488 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 2489 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 2490 } 2491 #else 2492 cts.flags = CCB_TRANS_CURRENT_SETTINGS; 2493 cts.valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2494 if (flags & DPARM_DISC) { 2495 cts.flags |= CCB_TRANS_DISC_ENB; 2496 } 2497 if (flags & DPARM_TQING) { 2498 cts.flags |= CCB_TRANS_TAG_ENB; 2499 } 2500 cts.valid |= CCB_TRANS_BUS_WIDTH_VALID; 2501 cts.bus_width = (flags & DPARM_WIDE)? 2502 MSG_EXT_WDTR_BUS_8_BIT : MSG_EXT_WDTR_BUS_16_BIT; 2503 cts.sync_period = sdp->isp_devparam[tgt].actv_period; 2504 cts.sync_offset = sdp->isp_devparam[tgt].actv_offset; 2505 if (flags & DPARM_SYNC) { 2506 cts.valid |= 2507 CCB_TRANS_SYNC_RATE_VALID | 2508 CCB_TRANS_SYNC_OFFSET_VALID; 2509 } 2510 #endif 2511 isp_prt(isp, ISP_LOGDEBUG2, 2512 "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", 2513 bus, tgt, sdp->isp_devparam[tgt].actv_period, 2514 sdp->isp_devparam[tgt].actv_offset, flags); 2515 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 2516 ISPLOCK_2_CAMLOCK(isp); 2517 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 2518 xpt_free_path(tmppath); 2519 CAMLOCK_2_ISPLOCK(isp); 2520 break; 2521 } 2522 case ISPASYNC_BUS_RESET: 2523 bus = *((int *)arg); 2524 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", 2525 bus); 2526 if (bus > 0 && isp->isp_path2) { 2527 ISPLOCK_2_CAMLOCK(isp); 2528 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2529 CAMLOCK_2_ISPLOCK(isp); 2530 } else if (isp->isp_path) { 2531 ISPLOCK_2_CAMLOCK(isp); 2532 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2533 CAMLOCK_2_ISPLOCK(isp); 2534 } 2535 break; 2536 case ISPASYNC_LIP: 2537 if (isp->isp_path) { 2538 if (isp->isp_osinfo.simqfrozen == 0) { 2539 isp_prt(isp, ISP_LOGDEBUG0, "LIP freeze simq"); 2540 ISPLOCK_2_CAMLOCK(isp); 2541 xpt_freeze_simq(isp->isp_sim, 1); 2542 CAMLOCK_2_ISPLOCK(isp); 2543 } 2544 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 2545 } 2546 isp_prt(isp, ISP_LOGINFO, "LIP Received"); 2547 break; 2548 case ISPASYNC_LOOP_RESET: 2549 if (isp->isp_path) { 2550 if (isp->isp_osinfo.simqfrozen == 0) { 2551 isp_prt(isp, ISP_LOGDEBUG0, 2552 "Loop Reset freeze simq"); 2553 ISPLOCK_2_CAMLOCK(isp); 2554 xpt_freeze_simq(isp->isp_sim, 1); 2555 CAMLOCK_2_ISPLOCK(isp); 2556 } 2557 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 2558 } 2559 isp_prt(isp, ISP_LOGINFO, "Loop Reset Received"); 2560 break; 2561 case ISPASYNC_LOOP_DOWN: 2562 if (isp->isp_path) { 2563 if (isp->isp_osinfo.simqfrozen == 0) { 2564 isp_prt(isp, ISP_LOGDEBUG0, 2565 "loop down freeze simq"); 2566 ISPLOCK_2_CAMLOCK(isp); 2567 xpt_freeze_simq(isp->isp_sim, 1); 2568 CAMLOCK_2_ISPLOCK(isp); 2569 } 2570 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 2571 } 2572 isp_prt(isp, ISP_LOGINFO, "Loop DOWN"); 2573 break; 2574 case ISPASYNC_LOOP_UP: 2575 /* 2576 * Now we just note that Loop has come up. We don't 2577 * actually do anything because we're waiting for a 2578 * Change Notify before activating the FC cleanup 2579 * thread to look at the state of the loop again. 2580 */ 2581 isp_prt(isp, ISP_LOGINFO, "Loop UP"); 2582 break; 2583 case ISPASYNC_PROMENADE: 2584 { 2585 struct cam_path *tmppath; 2586 const char *fmt = "Target %d (Loop 0x%x) Port ID 0x%x " 2587 "(role %s) %s\n Port WWN 0x%08x%08x\n Node WWN 0x%08x%08x"; 2588 static const char *roles[4] = { 2589 "(none)", "Target", "Initiator", "Target/Initiator" 2590 }; 2591 fcparam *fcp = isp->isp_param; 2592 int tgt = *((int *) arg); 2593 int is_tgt_mask = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 2594 struct lportdb *lp = &fcp->portdb[tgt]; 2595 2596 isp_prt(isp, ISP_LOGINFO, fmt, tgt, lp->loopid, lp->portid, 2597 roles[lp->roles & 0x3], 2598 (lp->valid)? "Arrived" : "Departed", 2599 (u_int32_t) (lp->port_wwn >> 32), 2600 (u_int32_t) (lp->port_wwn & 0xffffffffLL), 2601 (u_int32_t) (lp->node_wwn >> 32), 2602 (u_int32_t) (lp->node_wwn & 0xffffffffLL)); 2603 2604 ISPLOCK_2_CAMLOCK(isp); 2605 if (xpt_create_path(&tmppath, NULL, cam_sim_path(isp->isp_sim), 2606 (target_id_t)tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2607 CAMLOCK_2_ISPLOCK(isp); 2608 break; 2609 } 2610 /* 2611 * Policy: only announce targets. 2612 */ 2613 if (lp->roles & is_tgt_mask) { 2614 if (lp->valid) { 2615 xpt_async(AC_FOUND_DEVICE, tmppath, NULL); 2616 } else { 2617 xpt_async(AC_LOST_DEVICE, tmppath, NULL); 2618 } 2619 } 2620 xpt_free_path(tmppath); 2621 CAMLOCK_2_ISPLOCK(isp); 2622 break; 2623 } 2624 case ISPASYNC_CHANGE_NOTIFY: 2625 if (arg == ISPASYNC_CHANGE_PDB) { 2626 isp_prt(isp, ISP_LOGINFO, 2627 "Port Database Changed"); 2628 } else if (arg == ISPASYNC_CHANGE_SNS) { 2629 isp_prt(isp, ISP_LOGINFO, 2630 "Name Server Database Changed"); 2631 } 2632 cv_signal(&isp->isp_osinfo.kthread_cv); 2633 break; 2634 case ISPASYNC_FABRIC_DEV: 2635 { 2636 int target, lrange; 2637 struct lportdb *lp = NULL; 2638 char *pt; 2639 sns_ganrsp_t *resp = (sns_ganrsp_t *) arg; 2640 u_int32_t portid; 2641 u_int64_t wwpn, wwnn; 2642 fcparam *fcp = isp->isp_param; 2643 2644 portid = 2645 (((u_int32_t) resp->snscb_port_id[0]) << 16) | 2646 (((u_int32_t) resp->snscb_port_id[1]) << 8) | 2647 (((u_int32_t) resp->snscb_port_id[2])); 2648 2649 wwpn = 2650 (((u_int64_t)resp->snscb_portname[0]) << 56) | 2651 (((u_int64_t)resp->snscb_portname[1]) << 48) | 2652 (((u_int64_t)resp->snscb_portname[2]) << 40) | 2653 (((u_int64_t)resp->snscb_portname[3]) << 32) | 2654 (((u_int64_t)resp->snscb_portname[4]) << 24) | 2655 (((u_int64_t)resp->snscb_portname[5]) << 16) | 2656 (((u_int64_t)resp->snscb_portname[6]) << 8) | 2657 (((u_int64_t)resp->snscb_portname[7])); 2658 2659 wwnn = 2660 (((u_int64_t)resp->snscb_nodename[0]) << 56) | 2661 (((u_int64_t)resp->snscb_nodename[1]) << 48) | 2662 (((u_int64_t)resp->snscb_nodename[2]) << 40) | 2663 (((u_int64_t)resp->snscb_nodename[3]) << 32) | 2664 (((u_int64_t)resp->snscb_nodename[4]) << 24) | 2665 (((u_int64_t)resp->snscb_nodename[5]) << 16) | 2666 (((u_int64_t)resp->snscb_nodename[6]) << 8) | 2667 (((u_int64_t)resp->snscb_nodename[7])); 2668 if (portid == 0 || wwpn == 0) { 2669 break; 2670 } 2671 2672 switch (resp->snscb_port_type) { 2673 case 1: 2674 pt = " N_Port"; 2675 break; 2676 case 2: 2677 pt = " NL_Port"; 2678 break; 2679 case 3: 2680 pt = "F/NL_Port"; 2681 break; 2682 case 0x7f: 2683 pt = " Nx_Port"; 2684 break; 2685 case 0x81: 2686 pt = " F_port"; 2687 break; 2688 case 0x82: 2689 pt = " FL_Port"; 2690 break; 2691 case 0x84: 2692 pt = " E_port"; 2693 break; 2694 default: 2695 pt = "?"; 2696 break; 2697 } 2698 isp_prt(isp, ISP_LOGINFO, 2699 "%s @ 0x%x, Node 0x%08x%08x Port %08x%08x", 2700 pt, portid, ((u_int32_t) (wwnn >> 32)), ((u_int32_t) wwnn), 2701 ((u_int32_t) (wwpn >> 32)), ((u_int32_t) wwpn)); 2702 /* 2703 * We're only interested in SCSI_FCP types (for now) 2704 */ 2705 if ((resp->snscb_fc4_types[2] & 1) == 0) { 2706 break; 2707 } 2708 if (fcp->isp_topo != TOPO_F_PORT) 2709 lrange = FC_SNS_ID+1; 2710 else 2711 lrange = 0; 2712 /* 2713 * Is it already in our list? 2714 */ 2715 for (target = lrange; target < MAX_FC_TARG; target++) { 2716 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 2717 continue; 2718 } 2719 lp = &fcp->portdb[target]; 2720 if (lp->port_wwn == wwpn && lp->node_wwn == wwnn) { 2721 lp->fabric_dev = 1; 2722 break; 2723 } 2724 } 2725 if (target < MAX_FC_TARG) { 2726 break; 2727 } 2728 for (target = lrange; target < MAX_FC_TARG; target++) { 2729 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 2730 continue; 2731 } 2732 lp = &fcp->portdb[target]; 2733 if (lp->port_wwn == 0) { 2734 break; 2735 } 2736 } 2737 if (target == MAX_FC_TARG) { 2738 isp_prt(isp, ISP_LOGWARN, 2739 "no more space for fabric devices"); 2740 break; 2741 } 2742 lp->node_wwn = wwnn; 2743 lp->port_wwn = wwpn; 2744 lp->portid = portid; 2745 lp->fabric_dev = 1; 2746 break; 2747 } 2748 #ifdef ISP_TARGET_MODE 2749 case ISPASYNC_TARGET_MESSAGE: 2750 { 2751 tmd_msg_t *mp = arg; 2752 isp_prt(isp, ISP_LOGDEBUG2, 2753 "bus %d iid %d tgt %d lun %d ttype %x tval %x msg[0]=%x", 2754 mp->nt_bus, (int) mp->nt_iid, (int) mp->nt_tgt, 2755 (int) mp->nt_lun, mp->nt_tagtype, mp->nt_tagval, 2756 mp->nt_msg[0]); 2757 break; 2758 } 2759 case ISPASYNC_TARGET_EVENT: 2760 { 2761 tmd_event_t *ep = arg; 2762 isp_prt(isp, ISP_LOGDEBUG2, 2763 "bus %d event code 0x%x", ep->ev_bus, ep->ev_event); 2764 break; 2765 } 2766 case ISPASYNC_TARGET_ACTION: 2767 switch (((isphdr_t *)arg)->rqs_entry_type) { 2768 default: 2769 isp_prt(isp, ISP_LOGWARN, 2770 "event 0x%x for unhandled target action", 2771 ((isphdr_t *)arg)->rqs_entry_type); 2772 break; 2773 case RQSTYPE_ATIO: 2774 rv = isp_handle_platform_atio(isp, (at_entry_t *) arg); 2775 break; 2776 case RQSTYPE_ATIO2: 2777 rv = isp_handle_platform_atio2(isp, (at2_entry_t *)arg); 2778 break; 2779 case RQSTYPE_CTIO2: 2780 case RQSTYPE_CTIO: 2781 rv = isp_handle_platform_ctio(isp, arg); 2782 break; 2783 case RQSTYPE_ENABLE_LUN: 2784 case RQSTYPE_MODIFY_LUN: 2785 isp_cv_signal_rqe(isp, ((lun_entry_t *)arg)->le_status); 2786 break; 2787 } 2788 break; 2789 #endif 2790 case ISPASYNC_FW_CRASH: 2791 { 2792 u_int16_t mbox1, mbox6; 2793 mbox1 = ISP_READ(isp, OUTMAILBOX1); 2794 if (IS_DUALBUS(isp)) { 2795 mbox6 = ISP_READ(isp, OUTMAILBOX6); 2796 } else { 2797 mbox6 = 0; 2798 } 2799 isp_prt(isp, ISP_LOGERR, 2800 "Internal Firmware on bus %d Error @ RISC Address 0x%x", 2801 mbox6, mbox1); 2802 isp_reinit(isp); 2803 break; 2804 } 2805 default: 2806 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 2807 rv = -1; 2808 break; 2809 } 2810 return (rv); 2811 } 2812 2813 2814 /* 2815 * Locks are held before coming here. 2816 */ 2817 void 2818 isp_uninit(struct ispsoftc *isp) 2819 { 2820 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 2821 DISABLE_INTS(isp); 2822 } 2823 2824 void 2825 isp_prt(struct ispsoftc *isp, int level, const char *fmt, ...) 2826 { 2827 va_list ap; 2828 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 2829 return; 2830 } 2831 printf("%s: ", device_get_nameunit(isp->isp_dev)); 2832 va_start(ap, fmt); 2833 vprintf(fmt, ap); 2834 va_end(ap); 2835 printf("\n"); 2836 } 2837