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 #ifdef ISP_TARGET_MODE 208 cv_init(&isp->isp_osinfo.tgtcv0[0], "isp_tgcv0a"); 209 cv_init(&isp->isp_osinfo.tgtcv0[1], "isp_tgcv0b"); 210 cv_init(&isp->isp_osinfo.tgtcv1[0], "isp_tgcv1a"); 211 cv_init(&isp->isp_osinfo.tgtcv1[1], "isp_tgcv1b"); 212 #endif 213 /* 214 * Create device nodes 215 */ 216 (void) make_dev(&isp_cdevsw, device_get_unit(isp->isp_dev), UID_ROOT, 217 GID_OPERATOR, 0600, "%s", device_get_nameunit(isp->isp_dev)); 218 219 if (isp->isp_role != ISP_ROLE_NONE) { 220 isp->isp_state = ISP_RUNSTATE; 221 ENABLE_INTS(isp); 222 } 223 if (isplist == NULL) { 224 isplist = isp; 225 } else { 226 struct ispsoftc *tmp = isplist; 227 while (tmp->isp_osinfo.next) { 228 tmp = tmp->isp_osinfo.next; 229 } 230 tmp->isp_osinfo.next = isp; 231 } 232 233 } 234 235 static int 236 ispioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct thread *td) 237 { 238 struct ispsoftc *isp; 239 int retval = ENOTTY; 240 241 isp = isplist; 242 while (isp) { 243 if (minor(dev) == device_get_unit(isp->isp_dev)) { 244 break; 245 } 246 isp = isp->isp_osinfo.next; 247 } 248 if (isp == NULL) 249 return (ENXIO); 250 251 switch (cmd) { 252 case ISP_SDBLEV: 253 { 254 int olddblev = isp->isp_dblev; 255 isp->isp_dblev = *(int *)addr; 256 *(int *)addr = olddblev; 257 retval = 0; 258 break; 259 } 260 case ISP_RESETHBA: 261 ISP_LOCK(isp); 262 isp_reinit(isp); 263 ISP_UNLOCK(isp); 264 retval = 0; 265 break; 266 case ISP_FC_RESCAN: 267 if (IS_FC(isp)) { 268 ISP_LOCK(isp); 269 if (isp_fc_runstate(isp, 5 * 1000000)) { 270 retval = EIO; 271 } else { 272 retval = 0; 273 } 274 ISP_UNLOCK(isp); 275 } 276 break; 277 case ISP_FC_LIP: 278 if (IS_FC(isp)) { 279 ISP_LOCK(isp); 280 if (isp_control(isp, ISPCTL_SEND_LIP, 0)) { 281 retval = EIO; 282 } else { 283 retval = 0; 284 } 285 ISP_UNLOCK(isp); 286 } 287 break; 288 case ISP_FC_GETDINFO: 289 { 290 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 291 struct lportdb *lp; 292 293 if (ifc->loopid < 0 || ifc->loopid >= MAX_FC_TARG) { 294 retval = EINVAL; 295 break; 296 } 297 ISP_LOCK(isp); 298 lp = &FCPARAM(isp)->portdb[ifc->loopid]; 299 if (lp->valid) { 300 ifc->loopid = lp->loopid; 301 ifc->portid = lp->portid; 302 ifc->node_wwn = lp->node_wwn; 303 ifc->port_wwn = lp->port_wwn; 304 retval = 0; 305 } else { 306 retval = ENODEV; 307 } 308 ISP_UNLOCK(isp); 309 break; 310 } 311 default: 312 break; 313 } 314 return (retval); 315 } 316 317 static void 318 isp_intr_enable(void *arg) 319 { 320 struct ispsoftc *isp = arg; 321 if (isp->isp_role != ISP_ROLE_NONE) { 322 ENABLE_INTS(isp); 323 isp->isp_osinfo.intsok = 1; 324 } 325 /* Release our hook so that the boot can continue. */ 326 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 327 } 328 329 /* 330 * Put the target mode functions here, because some are inlines 331 */ 332 333 #ifdef ISP_TARGET_MODE 334 335 static __inline int is_lun_enabled(struct ispsoftc *, int, lun_id_t); 336 static __inline int are_any_luns_enabled(struct ispsoftc *, int); 337 static __inline tstate_t *get_lun_statep(struct ispsoftc *, int, lun_id_t); 338 static __inline void rls_lun_statep(struct ispsoftc *, tstate_t *); 339 static __inline int isp_psema_sig_rqe(struct ispsoftc *, int); 340 static __inline int isp_cv_wait_timed_rqe(struct ispsoftc *, int, int); 341 static __inline void isp_cv_signal_rqe(struct ispsoftc *, int, int); 342 static __inline void isp_vsema_rqe(struct ispsoftc *, int); 343 static __inline atio_private_data_t *isp_get_atpd(struct ispsoftc *, int); 344 static cam_status 345 create_lun_state(struct ispsoftc *, int, struct cam_path *, tstate_t **); 346 static void destroy_lun_state(struct ispsoftc *, tstate_t *); 347 static void isp_en_lun(struct ispsoftc *, union ccb *); 348 static cam_status isp_abort_tgt_ccb(struct ispsoftc *, union ccb *); 349 static timeout_t isp_refire_putback_atio; 350 static void isp_complete_ctio(union ccb *); 351 static void isp_target_putback_atio(union ccb *); 352 static cam_status isp_target_start_ctio(struct ispsoftc *, union ccb *); 353 static int isp_handle_platform_atio(struct ispsoftc *, at_entry_t *); 354 static int isp_handle_platform_atio2(struct ispsoftc *, at2_entry_t *); 355 static int isp_handle_platform_ctio(struct ispsoftc *, void *); 356 357 static __inline int 358 is_lun_enabled(struct ispsoftc *isp, int bus, lun_id_t lun) 359 { 360 tstate_t *tptr; 361 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 362 if (tptr == NULL) { 363 return (0); 364 } 365 do { 366 if (tptr->lun == (lun_id_t) lun && tptr->bus == bus) { 367 return (1); 368 } 369 } while ((tptr = tptr->next) != NULL); 370 return (0); 371 } 372 373 static __inline int 374 are_any_luns_enabled(struct ispsoftc *isp, int port) 375 { 376 int lo, hi; 377 if (IS_DUALBUS(isp)) { 378 lo = (port * (LUN_HASH_SIZE >> 1)); 379 hi = lo + (LUN_HASH_SIZE >> 1); 380 } else { 381 lo = 0; 382 hi = LUN_HASH_SIZE; 383 } 384 for (lo = 0; lo < hi; lo++) { 385 if (isp->isp_osinfo.lun_hash[lo]) { 386 return (1); 387 } 388 } 389 return (0); 390 } 391 392 static __inline tstate_t * 393 get_lun_statep(struct ispsoftc *isp, int bus, lun_id_t lun) 394 { 395 tstate_t *tptr = NULL; 396 397 if (lun == CAM_LUN_WILDCARD) { 398 if (isp->isp_osinfo.tmflags[bus] & TM_WILDCARD_ENABLED) { 399 tptr = &isp->isp_osinfo.tsdflt[bus]; 400 tptr->hold++; 401 return (tptr); 402 } 403 } else { 404 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 405 if (tptr == NULL) { 406 return (NULL); 407 } 408 } 409 410 do { 411 if (tptr->lun == lun && tptr->bus == bus) { 412 tptr->hold++; 413 return (tptr); 414 } 415 } while ((tptr = tptr->next) != NULL); 416 return (tptr); 417 } 418 419 static __inline void 420 rls_lun_statep(struct ispsoftc *isp, tstate_t *tptr) 421 { 422 if (tptr->hold) 423 tptr->hold--; 424 } 425 426 static __inline int 427 isp_psema_sig_rqe(struct ispsoftc *isp, int bus) 428 { 429 while (isp->isp_osinfo.tmflags[bus] & TM_BUSY) { 430 isp->isp_osinfo.tmflags[bus] |= TM_WANTED; 431 if (cv_wait_sig(&isp->isp_osinfo.tgtcv0[bus], &isp->isp_lock)) { 432 return (-1); 433 } 434 isp->isp_osinfo.tmflags[bus] |= TM_BUSY; 435 } 436 return (0); 437 } 438 439 static __inline int 440 isp_cv_wait_timed_rqe(struct ispsoftc *isp, int bus, int timo) 441 { 442 if (cv_timedwait(&isp->isp_osinfo.tgtcv1[bus], &isp->isp_lock, timo)) { 443 return (-1); 444 } 445 return (0); 446 } 447 448 static __inline void 449 isp_cv_signal_rqe(struct ispsoftc *isp, int bus, int status) 450 { 451 isp->isp_osinfo.rstatus[bus] = status; 452 cv_signal(&isp->isp_osinfo.tgtcv1[bus]); 453 } 454 455 static __inline void 456 isp_vsema_rqe(struct ispsoftc *isp, int bus) 457 { 458 if (isp->isp_osinfo.tmflags[bus] & TM_WANTED) { 459 isp->isp_osinfo.tmflags[bus] &= ~TM_WANTED; 460 cv_signal(&isp->isp_osinfo.tgtcv0[bus]); 461 } 462 isp->isp_osinfo.tmflags[bus] &= ~TM_BUSY; 463 } 464 465 static __inline atio_private_data_t * 466 isp_get_atpd(struct ispsoftc *isp, int tag) 467 { 468 atio_private_data_t *atp; 469 for (atp = isp->isp_osinfo.atpdp; 470 atp < &isp->isp_osinfo.atpdp[ATPDPSIZE]; atp++) { 471 if (atp->tag == tag) 472 return (atp); 473 } 474 return (NULL); 475 } 476 477 static cam_status 478 create_lun_state(struct ispsoftc *isp, int bus, 479 struct cam_path *path, tstate_t **rslt) 480 { 481 cam_status status; 482 lun_id_t lun; 483 int hfx; 484 tstate_t *tptr, *new; 485 486 lun = xpt_path_lun_id(path); 487 if (lun < 0) { 488 return (CAM_LUN_INVALID); 489 } 490 if (is_lun_enabled(isp, bus, lun)) { 491 return (CAM_LUN_ALRDY_ENA); 492 } 493 new = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 494 if (new == NULL) { 495 return (CAM_RESRC_UNAVAIL); 496 } 497 498 status = xpt_create_path(&new->owner, NULL, xpt_path_path_id(path), 499 xpt_path_target_id(path), xpt_path_lun_id(path)); 500 if (status != CAM_REQ_CMP) { 501 free(new, M_DEVBUF); 502 return (status); 503 } 504 new->bus = bus; 505 new->lun = lun; 506 SLIST_INIT(&new->atios); 507 SLIST_INIT(&new->inots); 508 new->hold = 1; 509 510 hfx = LUN_HASH_FUNC(isp, new->bus, new->lun); 511 tptr = isp->isp_osinfo.lun_hash[hfx]; 512 if (tptr == NULL) { 513 isp->isp_osinfo.lun_hash[hfx] = new; 514 } else { 515 while (tptr->next) 516 tptr = tptr->next; 517 tptr->next = new; 518 } 519 *rslt = new; 520 return (CAM_REQ_CMP); 521 } 522 523 static __inline void 524 destroy_lun_state(struct ispsoftc *isp, tstate_t *tptr) 525 { 526 int hfx; 527 tstate_t *lw, *pw; 528 529 hfx = LUN_HASH_FUNC(isp, tptr->bus, tptr->lun); 530 if (tptr->hold) { 531 return; 532 } 533 pw = isp->isp_osinfo.lun_hash[hfx]; 534 if (pw == NULL) { 535 return; 536 } else if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 537 isp->isp_osinfo.lun_hash[hfx] = pw->next; 538 } else { 539 lw = pw; 540 pw = lw->next; 541 while (pw) { 542 if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 543 lw->next = pw->next; 544 break; 545 } 546 lw = pw; 547 pw = pw->next; 548 } 549 if (pw == NULL) { 550 return; 551 } 552 } 553 free(tptr, M_DEVBUF); 554 } 555 556 /* 557 * we enter with our locks held. 558 */ 559 static void 560 isp_en_lun(struct ispsoftc *isp, union ccb *ccb) 561 { 562 const char lfmt[] = "Lun now %sabled for target mode on channel %d"; 563 struct ccb_en_lun *cel = &ccb->cel; 564 tstate_t *tptr; 565 u_int16_t rstat; 566 int bus, cmd, av, wildcard; 567 lun_id_t lun; 568 target_id_t tgt; 569 570 571 bus = XS_CHANNEL(ccb) & 0x1; 572 tgt = ccb->ccb_h.target_id; 573 lun = ccb->ccb_h.target_lun; 574 575 /* 576 * Do some sanity checking first. 577 */ 578 579 if ((lun != CAM_LUN_WILDCARD) && 580 (lun < 0 || lun >= (lun_id_t) isp->isp_maxluns)) { 581 ccb->ccb_h.status = CAM_LUN_INVALID; 582 return; 583 } 584 585 if (IS_SCSI(isp)) { 586 sdparam *sdp = isp->isp_param; 587 sdp += bus; 588 if (tgt != CAM_TARGET_WILDCARD && 589 tgt != sdp->isp_initiator_id) { 590 ccb->ccb_h.status = CAM_TID_INVALID; 591 return; 592 } 593 } else { 594 if (tgt != CAM_TARGET_WILDCARD && 595 tgt != FCPARAM(isp)->isp_iid) { 596 ccb->ccb_h.status = CAM_TID_INVALID; 597 return; 598 } 599 /* 600 * This is as a good a place as any to check f/w capabilities. 601 */ 602 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_TMODE) == 0) { 603 isp_prt(isp, ISP_LOGERR, 604 "firmware does not support target mode"); 605 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 606 return; 607 } 608 /* 609 * XXX: We *could* handle non-SCCLUN f/w, but we'd have to 610 * XXX: dorks with our already fragile enable/disable code. 611 */ 612 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) == 0) { 613 isp_prt(isp, ISP_LOGERR, 614 "firmware not SCCLUN capable"); 615 } 616 } 617 618 if (tgt == CAM_TARGET_WILDCARD) { 619 if (lun == CAM_LUN_WILDCARD) { 620 wildcard = 1; 621 } else { 622 ccb->ccb_h.status = CAM_LUN_INVALID; 623 return; 624 } 625 } else { 626 wildcard = 0; 627 } 628 629 /* 630 * Next check to see whether this is a target/lun wildcard action. 631 * 632 * If so, we know that we can accept commands for luns that haven't 633 * been enabled yet and send them upstream. Otherwise, we have to 634 * handle them locally (if we see them at all). 635 */ 636 637 if (wildcard) { 638 tptr = &isp->isp_osinfo.tsdflt[bus]; 639 if (cel->enable) { 640 if (isp->isp_osinfo.tmflags[bus] & 641 TM_WILDCARD_ENABLED) { 642 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 643 return; 644 } 645 ccb->ccb_h.status = 646 xpt_create_path(&tptr->owner, NULL, 647 xpt_path_path_id(ccb->ccb_h.path), 648 xpt_path_target_id(ccb->ccb_h.path), 649 xpt_path_lun_id(ccb->ccb_h.path)); 650 if (ccb->ccb_h.status != CAM_REQ_CMP) { 651 return; 652 } 653 SLIST_INIT(&tptr->atios); 654 SLIST_INIT(&tptr->inots); 655 isp->isp_osinfo.tmflags[bus] |= TM_WILDCARD_ENABLED; 656 } else { 657 if ((isp->isp_osinfo.tmflags[bus] & 658 TM_WILDCARD_ENABLED) == 0) { 659 ccb->ccb_h.status = CAM_REQ_CMP; 660 return; 661 } 662 if (tptr->hold) { 663 ccb->ccb_h.status = CAM_SCSI_BUSY; 664 return; 665 } 666 xpt_free_path(tptr->owner); 667 isp->isp_osinfo.tmflags[bus] &= ~TM_WILDCARD_ENABLED; 668 } 669 } 670 671 /* 672 * Now check to see whether this bus needs to be 673 * enabled/disabled with respect to target mode. 674 */ 675 av = bus << 31; 676 if (cel->enable && !(isp->isp_osinfo.tmflags[bus] & TM_TMODE_ENABLED)) { 677 av |= ENABLE_TARGET_FLAG; 678 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 679 if (av) { 680 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 681 if (wildcard) { 682 isp->isp_osinfo.tmflags[bus] &= 683 ~TM_WILDCARD_ENABLED; 684 xpt_free_path(tptr->owner); 685 } 686 return; 687 } 688 isp->isp_osinfo.tmflags[bus] |= TM_TMODE_ENABLED; 689 isp_prt(isp, ISP_LOGINFO, 690 "Target Mode enabled on channel %d", bus); 691 } else if (cel->enable == 0 && 692 (isp->isp_osinfo.tmflags[bus] & TM_TMODE_ENABLED) && wildcard) { 693 if (are_any_luns_enabled(isp, bus)) { 694 ccb->ccb_h.status = CAM_SCSI_BUSY; 695 return; 696 } 697 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 698 if (av) { 699 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 700 return; 701 } 702 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 703 isp_prt(isp, ISP_LOGINFO, 704 "Target Mode disabled on channel %d", bus); 705 } 706 707 if (wildcard) { 708 ccb->ccb_h.status = CAM_REQ_CMP; 709 return; 710 } 711 712 if (cel->enable) { 713 ccb->ccb_h.status = 714 create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 715 if (ccb->ccb_h.status != CAM_REQ_CMP) { 716 return; 717 } 718 } else { 719 tptr = get_lun_statep(isp, bus, lun); 720 if (tptr == NULL) { 721 ccb->ccb_h.status = CAM_LUN_INVALID; 722 return; 723 } 724 } 725 726 if (isp_psema_sig_rqe(isp, bus)) { 727 rls_lun_statep(isp, tptr); 728 if (cel->enable) 729 destroy_lun_state(isp, tptr); 730 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 731 return; 732 } 733 734 if (cel->enable) { 735 u_int32_t seq = isp->isp_osinfo.rollinfo++; 736 int c, n, ulun = lun; 737 738 cmd = RQSTYPE_ENABLE_LUN; 739 c = DFLT_CMND_CNT; 740 n = DFLT_INOT_CNT; 741 if (IS_FC(isp) && lun != 0) { 742 cmd = RQSTYPE_MODIFY_LUN; 743 n = 0; 744 /* 745 * For SCC firmware, we only deal with setting 746 * (enabling or modifying) lun 0. 747 */ 748 ulun = 0; 749 } 750 rstat = LUN_ERR; 751 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq)) { 752 xpt_print_path(ccb->ccb_h.path); 753 isp_prt(isp, ISP_LOGWARN, "isp_lun_cmd failed"); 754 goto out; 755 } 756 if (isp_cv_wait_timed_rqe(isp, bus, 30 * hz)) { 757 xpt_print_path(ccb->ccb_h.path); 758 isp_prt(isp, ISP_LOGERR, 759 "wait for ENABLE/MODIFY LUN timed out"); 760 goto out; 761 } 762 rstat = isp->isp_osinfo.rstatus[bus]; 763 if (rstat != LUN_OK) { 764 xpt_print_path(ccb->ccb_h.path); 765 isp_prt(isp, ISP_LOGERR, 766 "ENABLE/MODIFY LUN returned 0x%x", rstat); 767 goto out; 768 } 769 } else { 770 int c, n, ulun = lun; 771 u_int32_t seq; 772 773 rstat = LUN_ERR; 774 seq = isp->isp_osinfo.rollinfo++; 775 cmd = -RQSTYPE_MODIFY_LUN; 776 777 c = DFLT_CMND_CNT; 778 n = DFLT_INOT_CNT; 779 if (IS_FC(isp) && lun != 0) { 780 n = 0; 781 /* 782 * For SCC firmware, we only deal with setting 783 * (enabling or modifying) lun 0. 784 */ 785 ulun = 0; 786 } 787 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq)) { 788 xpt_print_path(ccb->ccb_h.path); 789 isp_prt(isp, ISP_LOGERR, "isp_lun_cmd failed"); 790 goto out; 791 } 792 if (isp_cv_wait_timed_rqe(isp, bus, 30 * hz)) { 793 xpt_print_path(ccb->ccb_h.path); 794 isp_prt(isp, ISP_LOGERR, 795 "wait for MODIFY LUN timed out"); 796 goto out; 797 } 798 rstat = isp->isp_osinfo.rstatus[bus]; 799 if (rstat != LUN_OK) { 800 xpt_print_path(ccb->ccb_h.path); 801 isp_prt(isp, ISP_LOGERR, 802 "MODIFY LUN returned 0x%x", rstat); 803 goto out; 804 } 805 if (IS_FC(isp) && lun) { 806 goto out; 807 } 808 809 seq = isp->isp_osinfo.rollinfo++; 810 811 rstat = LUN_ERR; 812 cmd = -RQSTYPE_ENABLE_LUN; 813 if (isp_lun_cmd(isp, cmd, bus, tgt, lun, 0, 0, seq)) { 814 xpt_print_path(ccb->ccb_h.path); 815 isp_prt(isp, ISP_LOGERR, "isp_lun_cmd failed"); 816 goto out; 817 } 818 if (isp_cv_wait_timed_rqe(isp, bus, 30 * hz)) { 819 xpt_print_path(ccb->ccb_h.path); 820 isp_prt(isp, ISP_LOGERR, 821 "wait for DISABLE LUN timed out"); 822 goto out; 823 } 824 rstat = isp->isp_osinfo.rstatus[bus]; 825 if (rstat != LUN_OK) { 826 xpt_print_path(ccb->ccb_h.path); 827 isp_prt(isp, ISP_LOGWARN, 828 "DISABLE LUN returned 0x%x", rstat); 829 goto out; 830 } 831 if (are_any_luns_enabled(isp, bus) == 0) { 832 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 833 if (av) { 834 isp_prt(isp, ISP_LOGWARN, 835 "disable target mode on channel %d failed", 836 bus); 837 goto out; 838 } 839 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 840 xpt_print_path(ccb->ccb_h.path); 841 isp_prt(isp, ISP_LOGINFO, 842 "Target Mode disabled on channel %d", bus); 843 } 844 } 845 846 out: 847 isp_vsema_rqe(isp, bus); 848 849 if (rstat != LUN_OK) { 850 xpt_print_path(ccb->ccb_h.path); 851 isp_prt(isp, ISP_LOGWARN, 852 "lun %sable failed", (cel->enable) ? "en" : "dis"); 853 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 854 rls_lun_statep(isp, tptr); 855 if (cel->enable) 856 destroy_lun_state(isp, tptr); 857 } else { 858 xpt_print_path(ccb->ccb_h.path); 859 isp_prt(isp, ISP_LOGINFO, lfmt, 860 (cel->enable) ? "en" : "dis", bus); 861 rls_lun_statep(isp, tptr); 862 if (cel->enable == 0) { 863 destroy_lun_state(isp, tptr); 864 } 865 ccb->ccb_h.status = CAM_REQ_CMP; 866 } 867 } 868 869 static cam_status 870 isp_abort_tgt_ccb(struct ispsoftc *isp, union ccb *ccb) 871 { 872 tstate_t *tptr; 873 struct ccb_hdr_slist *lp; 874 struct ccb_hdr *curelm; 875 int found; 876 union ccb *accb = ccb->cab.abort_ccb; 877 878 if (accb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 879 if (IS_FC(isp) && (accb->ccb_h.target_id != 880 ((fcparam *) isp->isp_param)->isp_loopid)) { 881 return (CAM_PATH_INVALID); 882 } else if (IS_SCSI(isp) && (accb->ccb_h.target_id != 883 ((sdparam *) isp->isp_param)->isp_initiator_id)) { 884 return (CAM_PATH_INVALID); 885 } 886 } 887 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), accb->ccb_h.target_lun); 888 if (tptr == NULL) { 889 return (CAM_PATH_INVALID); 890 } 891 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 892 lp = &tptr->atios; 893 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 894 lp = &tptr->inots; 895 } else { 896 rls_lun_statep(isp, tptr); 897 return (CAM_UA_ABORT); 898 } 899 curelm = SLIST_FIRST(lp); 900 found = 0; 901 if (curelm == &accb->ccb_h) { 902 found = 1; 903 SLIST_REMOVE_HEAD(lp, sim_links.sle); 904 } else { 905 while(curelm != NULL) { 906 struct ccb_hdr *nextelm; 907 908 nextelm = SLIST_NEXT(curelm, sim_links.sle); 909 if (nextelm == &accb->ccb_h) { 910 found = 1; 911 SLIST_NEXT(curelm, sim_links.sle) = 912 SLIST_NEXT(nextelm, sim_links.sle); 913 break; 914 } 915 curelm = nextelm; 916 } 917 } 918 rls_lun_statep(isp, tptr); 919 if (found) { 920 accb->ccb_h.status = CAM_REQ_ABORTED; 921 return (CAM_REQ_CMP); 922 } 923 return(CAM_PATH_INVALID); 924 } 925 926 static cam_status 927 isp_target_start_ctio(struct ispsoftc *isp, union ccb *ccb) 928 { 929 void *qe; 930 struct ccb_scsiio *cso = &ccb->csio; 931 u_int16_t *hp, save_handle; 932 u_int16_t iptr, optr; 933 934 935 if (isp_getrqentry(isp, &iptr, &optr, &qe)) { 936 xpt_print_path(ccb->ccb_h.path); 937 printf("Request Queue Overflow in isp_target_start_ctio\n"); 938 return (CAM_RESRC_UNAVAIL); 939 } 940 bzero(qe, QENTRY_LEN); 941 942 /* 943 * We're either moving data or completing a command here. 944 */ 945 946 if (IS_FC(isp)) { 947 atio_private_data_t *atp; 948 ct2_entry_t *cto = qe; 949 950 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 951 cto->ct_header.rqs_entry_count = 1; 952 cto->ct_iid = cso->init_id; 953 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) == 0) { 954 cto->ct_lun = ccb->ccb_h.target_lun; 955 } 956 957 atp = isp_get_atpd(isp, cso->tag_id); 958 if (atp == NULL) { 959 panic("cannot find private data adjunct for tag %x", 960 cso->tag_id); 961 } 962 963 cto->ct_rxid = cso->tag_id; 964 if (cso->dxfer_len == 0) { 965 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA; 966 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 967 cto->ct_flags |= CT2_SENDSTATUS; 968 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 969 cto->ct_resid = 970 atp->orig_datalen - atp->bytes_xfered; 971 } 972 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 973 int m = min(cso->sense_len, MAXRESPLEN); 974 bcopy(&cso->sense_data, cto->rsp.m1.ct_resp, m); 975 cto->rsp.m1.ct_senselen = m; 976 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 977 } 978 } else { 979 cto->ct_flags |= CT2_FLAG_MODE0; 980 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 981 cto->ct_flags |= CT2_DATA_IN; 982 } else { 983 cto->ct_flags |= CT2_DATA_OUT; 984 } 985 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 986 cto->ct_flags |= CT2_SENDSTATUS; 987 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 988 cto->ct_resid = 989 atp->orig_datalen - 990 (atp->bytes_xfered + cso->dxfer_len); 991 } else { 992 atp->last_xframt = cso->dxfer_len; 993 } 994 /* 995 * If we're sending data and status back together, 996 * we can't also send back sense data as well. 997 */ 998 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 999 } 1000 1001 if (cto->ct_flags & CT2_SENDSTATUS) { 1002 isp_prt(isp, ISP_LOGTDEBUG0, 1003 "CTIO2[%x] STATUS %x origd %u curd %u resid %u", 1004 cto->ct_rxid, cso->scsi_status, atp->orig_datalen, 1005 cso->dxfer_len, cto->ct_resid); 1006 cto->ct_flags |= CT2_CCINCR; 1007 } 1008 cto->ct_timeout = 10; 1009 hp = &cto->ct_syshandle; 1010 } else { 1011 ct_entry_t *cto = qe; 1012 1013 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1014 cto->ct_header.rqs_entry_count = 1; 1015 cto->ct_iid = cso->init_id; 1016 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1017 cto->ct_tgt = ccb->ccb_h.target_id; 1018 cto->ct_lun = ccb->ccb_h.target_lun; 1019 cto->ct_fwhandle = AT_GET_HANDLE(cso->tag_id); 1020 if (AT_HAS_TAG(cso->tag_id)) { 1021 cto->ct_tag_val = (u_int8_t) AT_GET_TAG(cso->tag_id); 1022 cto->ct_flags |= CT_TQAE; 1023 } 1024 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1025 cto->ct_flags |= CT_NODISC; 1026 } 1027 if (cso->dxfer_len == 0) { 1028 cto->ct_flags |= CT_NO_DATA; 1029 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1030 cto->ct_flags |= CT_DATA_IN; 1031 } else { 1032 cto->ct_flags |= CT_DATA_OUT; 1033 } 1034 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1035 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1036 cto->ct_scsi_status = cso->scsi_status; 1037 cto->ct_resid = cso->resid; 1038 isp_prt(isp, ISP_LOGTDEBUG0, 1039 "CTIO[%x] SCSI STATUS 0x%x resid %d tag_id %x", 1040 cto->ct_fwhandle, cso->scsi_status, cso->resid, 1041 cso->tag_id); 1042 } 1043 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1044 cto->ct_timeout = 10; 1045 hp = &cto->ct_syshandle; 1046 } 1047 1048 if (isp_save_xs(isp, (XS_T *)ccb, hp)) { 1049 xpt_print_path(ccb->ccb_h.path); 1050 printf("No XFLIST pointers for isp_target_start_ctio\n"); 1051 return (CAM_RESRC_UNAVAIL); 1052 } 1053 1054 1055 /* 1056 * Call the dma setup routines for this entry (and any subsequent 1057 * CTIOs) if there's data to move, and then tell the f/w it's got 1058 * new things to play with. As with isp_start's usage of DMA setup, 1059 * any swizzling is done in the machine dependent layer. Because 1060 * of this, we put the request onto the queue area first in native 1061 * format. 1062 */ 1063 1064 save_handle = *hp; 1065 1066 switch (ISP_DMASETUP(isp, cso, qe, &iptr, optr)) { 1067 case CMD_QUEUED: 1068 ISP_ADD_REQUEST(isp, iptr); 1069 return (CAM_REQ_INPROG); 1070 1071 case CMD_EAGAIN: 1072 ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 1073 isp_destroy_handle(isp, save_handle); 1074 return (CAM_RESRC_UNAVAIL); 1075 1076 default: 1077 isp_destroy_handle(isp, save_handle); 1078 return (XS_ERR(ccb)); 1079 } 1080 } 1081 1082 static void 1083 isp_refire_putback_atio(void *arg) 1084 { 1085 int s = splcam(); 1086 isp_target_putback_atio(arg); 1087 splx(s); 1088 } 1089 1090 static void 1091 isp_target_putback_atio(union ccb *ccb) 1092 { 1093 struct ispsoftc *isp; 1094 struct ccb_scsiio *cso; 1095 u_int16_t iptr, optr; 1096 void *qe; 1097 1098 isp = XS_ISP(ccb); 1099 1100 if (isp_getrqentry(isp, &iptr, &optr, &qe)) { 1101 (void) timeout(isp_refire_putback_atio, ccb, 10); 1102 isp_prt(isp, ISP_LOGWARN, 1103 "isp_target_putback_atio: Request Queue Overflow"); 1104 return; 1105 } 1106 bzero(qe, QENTRY_LEN); 1107 cso = &ccb->csio; 1108 if (IS_FC(isp)) { 1109 at2_entry_t *at = qe; 1110 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1111 at->at_header.rqs_entry_count = 1; 1112 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) != 0) { 1113 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1114 } else { 1115 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1116 } 1117 at->at_status = CT_OK; 1118 at->at_rxid = cso->tag_id; 1119 ISP_SWIZ_ATIO2(isp, qe, qe); 1120 } else { 1121 at_entry_t *at = qe; 1122 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1123 at->at_header.rqs_entry_count = 1; 1124 at->at_iid = cso->init_id; 1125 at->at_iid |= XS_CHANNEL(ccb) << 7; 1126 at->at_tgt = cso->ccb_h.target_id; 1127 at->at_lun = cso->ccb_h.target_lun; 1128 at->at_status = CT_OK; 1129 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1130 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1131 ISP_SWIZ_ATIO(isp, qe, qe); 1132 } 1133 ISP_TDQE(isp, "isp_target_putback_atio", (int) optr, qe); 1134 ISP_ADD_REQUEST(isp, iptr); 1135 isp_complete_ctio(ccb); 1136 } 1137 1138 static void 1139 isp_complete_ctio(union ccb *ccb) 1140 { 1141 struct ispsoftc *isp = XS_ISP(ccb); 1142 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1143 ccb->ccb_h.status |= CAM_REQ_CMP; 1144 } 1145 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1146 if (isp->isp_osinfo.simqfrozen & SIMQFRZ_RESOURCE) { 1147 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_RESOURCE; 1148 if (isp->isp_osinfo.simqfrozen == 0) { 1149 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 1150 isp_prt(isp, ISP_LOGDEBUG2, "ctio->relsimq"); 1151 ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 1152 } else { 1153 isp_prt(isp, ISP_LOGWARN, "ctio->devqfrozen"); 1154 } 1155 } else { 1156 isp_prt(isp, ISP_LOGWARN, 1157 "ctio->simqfrozen(%x)", isp->isp_osinfo.simqfrozen); 1158 } 1159 } 1160 xpt_done(ccb); 1161 } 1162 1163 /* 1164 * Handle ATIO stuff that the generic code can't. 1165 * This means handling CDBs. 1166 */ 1167 1168 static int 1169 isp_handle_platform_atio(struct ispsoftc *isp, at_entry_t *aep) 1170 { 1171 tstate_t *tptr; 1172 int status, bus, iswildcard; 1173 struct ccb_accept_tio *atiop; 1174 1175 /* 1176 * The firmware status (except for the QLTM_SVALID bit) 1177 * indicates why this ATIO was sent to us. 1178 * 1179 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1180 * 1181 * If the DISCONNECTS DISABLED bit is set in the flags field, 1182 * we're still connected on the SCSI bus. 1183 */ 1184 status = aep->at_status; 1185 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1186 /* 1187 * Bus Phase Sequence error. We should have sense data 1188 * suggested by the f/w. I'm not sure quite yet what 1189 * to do about this for CAM. 1190 */ 1191 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1192 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1193 return (0); 1194 } 1195 if ((status & ~QLTM_SVALID) != AT_CDB) { 1196 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", 1197 status); 1198 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1199 return (0); 1200 } 1201 1202 bus = GET_BUS_VAL(aep->at_iid); 1203 tptr = get_lun_statep(isp, bus, aep->at_lun); 1204 if (tptr == NULL) { 1205 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1206 iswildcard = 1; 1207 } else { 1208 iswildcard = 0; 1209 } 1210 1211 if (tptr == NULL) { 1212 /* 1213 * Because we can't autofeed sense data back with 1214 * a command for parallel SCSI, we can't give back 1215 * a CHECK CONDITION. We'll give back a BUSY status 1216 * instead. This works out okay because the only 1217 * time we should, in fact, get this, is in the 1218 * case that somebody configured us without the 1219 * blackhole driver, so they get what they deserve. 1220 */ 1221 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1222 return (0); 1223 } 1224 1225 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1226 if (atiop == NULL) { 1227 /* 1228 * Because we can't autofeed sense data back with 1229 * a command for parallel SCSI, we can't give back 1230 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1231 * instead. This works out okay because the only time we 1232 * should, in fact, get this, is in the case that we've 1233 * run out of ATIOS. 1234 */ 1235 xpt_print_path(tptr->owner); 1236 isp_prt(isp, ISP_LOGWARN, 1237 "no ATIOS for lun %d from initiator %d on channel %d", 1238 aep->at_lun, GET_IID_VAL(aep->at_iid), bus); 1239 if (aep->at_flags & AT_TQAE) 1240 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1241 else 1242 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1243 rls_lun_statep(isp, tptr); 1244 return (0); 1245 } 1246 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1247 if (iswildcard) { 1248 atiop->ccb_h.target_id = aep->at_tgt; 1249 atiop->ccb_h.target_lun = aep->at_lun; 1250 } 1251 if (aep->at_flags & AT_NODISC) { 1252 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1253 } else { 1254 atiop->ccb_h.flags = 0; 1255 } 1256 1257 if (status & QLTM_SVALID) { 1258 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1259 atiop->sense_len = amt; 1260 MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1261 } else { 1262 atiop->sense_len = 0; 1263 } 1264 1265 atiop->init_id = GET_IID_VAL(aep->at_iid); 1266 atiop->cdb_len = aep->at_cdblen; 1267 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1268 atiop->ccb_h.status = CAM_CDB_RECVD; 1269 /* 1270 * Construct a tag 'id' based upon tag value (which may be 0..255) 1271 * and the handle (which we have to preserve). 1272 */ 1273 AT_MAKE_TAGID(atiop->tag_id, aep); 1274 if (aep->at_flags & AT_TQAE) { 1275 atiop->tag_action = aep->at_tag_type; 1276 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1277 } 1278 xpt_done((union ccb*)atiop); 1279 isp_prt(isp, ISP_LOGTDEBUG0, 1280 "ATIO[%x] CDB=0x%x bus %d iid%d->lun%d tag 0x%x ttype 0x%x %s", 1281 aep->at_handle, aep->at_cdb[0] & 0xff, GET_BUS_VAL(aep->at_iid), 1282 GET_IID_VAL(aep->at_iid), aep->at_lun, aep->at_tag_val & 0xff, 1283 aep->at_tag_type, (aep->at_flags & AT_NODISC)? 1284 "nondisc" : "disconnecting"); 1285 rls_lun_statep(isp, tptr); 1286 return (0); 1287 } 1288 1289 static int 1290 isp_handle_platform_atio2(struct ispsoftc *isp, at2_entry_t *aep) 1291 { 1292 lun_id_t lun; 1293 tstate_t *tptr; 1294 struct ccb_accept_tio *atiop; 1295 atio_private_data_t *atp; 1296 1297 /* 1298 * The firmware status (except for the QLTM_SVALID bit) 1299 * indicates why this ATIO was sent to us. 1300 * 1301 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1302 */ 1303 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1304 isp_prt(isp, ISP_LOGWARN, 1305 "bogus atio (0x%x) leaked to platform", aep->at_status); 1306 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1307 return (0); 1308 } 1309 1310 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) != 0) { 1311 lun = aep->at_scclun; 1312 } else { 1313 lun = aep->at_lun; 1314 } 1315 tptr = get_lun_statep(isp, 0, lun); 1316 if (tptr == NULL) { 1317 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1318 } 1319 1320 if (tptr == NULL) { 1321 /* 1322 * What we'd like to know is whether or not we have a listener 1323 * upstream that really hasn't configured yet. If we do, then 1324 * we can give a more sensible reply here. If not, then we can 1325 * reject this out of hand. 1326 * 1327 * Choices for what to send were 1328 * 1329 * Not Ready, Unit Not Self-Configured Yet 1330 * (0x2,0x3e,0x00) 1331 * 1332 * for the former and 1333 * 1334 * Illegal Request, Logical Unit Not Supported 1335 * (0x5,0x25,0x00) 1336 * 1337 * for the latter. 1338 * 1339 * We used to decide whether there was at least one listener 1340 * based upon whether the black hole driver was configured. 1341 * However, recent config(8) changes have made this hard to do 1342 * at this time. 1343 * 1344 */ 1345 u_int32_t ccode = SCSI_STATUS_BUSY; 1346 1347 /* 1348 * Because we can't autofeed sense data back with 1349 * a command for parallel SCSI, we can't give back 1350 * a CHECK CONDITION. We'll give back a BUSY status 1351 * instead. This works out okay because the only 1352 * time we should, in fact, get this, is in the 1353 * case that somebody configured us without the 1354 * blackhole driver, so they get what they deserve. 1355 */ 1356 isp_endcmd(isp, aep, ccode, 0); 1357 return (0); 1358 } 1359 1360 atp = isp_get_atpd(isp, 0); 1361 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1362 if (atiop == NULL || atp == NULL) { 1363 /* 1364 * Because we can't autofeed sense data back with 1365 * a command for parallel SCSI, we can't give back 1366 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1367 * instead. This works out okay because the only time we 1368 * should, in fact, get this, is in the case that we've 1369 * run out of ATIOS. 1370 */ 1371 xpt_print_path(tptr->owner); 1372 isp_prt(isp, ISP_LOGWARN, 1373 "no ATIOS for lun %d from initiator %d", lun, aep->at_iid); 1374 rls_lun_statep(isp, tptr); 1375 if (aep->at_flags & AT_TQAE) 1376 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1377 else 1378 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1379 return (0); 1380 } 1381 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1382 1383 if (tptr == &isp->isp_osinfo.tsdflt[0]) { 1384 atiop->ccb_h.target_id = 1385 ((fcparam *)isp->isp_param)->isp_loopid; 1386 atiop->ccb_h.target_lun = lun; 1387 } 1388 /* 1389 * We don't get 'suggested' sense data as we do with SCSI cards. 1390 */ 1391 atiop->sense_len = 0; 1392 1393 atiop->init_id = aep->at_iid; 1394 atiop->cdb_len = ATIO2_CDBLEN; 1395 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1396 atiop->ccb_h.status = CAM_CDB_RECVD; 1397 atiop->tag_id = aep->at_rxid; 1398 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1399 case ATIO2_TC_ATTR_SIMPLEQ: 1400 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1401 break; 1402 case ATIO2_TC_ATTR_HEADOFQ: 1403 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1404 break; 1405 case ATIO2_TC_ATTR_ORDERED: 1406 atiop->tag_action = MSG_ORDERED_Q_TAG; 1407 break; 1408 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1409 case ATIO2_TC_ATTR_UNTAGGED: 1410 default: 1411 atiop->tag_action = 0; 1412 break; 1413 } 1414 if (atiop->tag_action != 0) { 1415 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1416 } 1417 1418 atp->tag = atiop->tag_id; 1419 atp->orig_datalen = aep->at_datalen; 1420 atp->last_xframt = 0; 1421 atp->bytes_xfered = 0; 1422 1423 xpt_done((union ccb*)atiop); 1424 isp_prt(isp, ISP_LOGTDEBUG0, 1425 "ATIO2[%x] CDB=0x%x iid%d->lun%d tattr 0x%x datalen %u", 1426 aep->at_rxid, aep->at_cdb[0] & 0xff, aep->at_iid, 1427 lun, aep->at_taskflags, aep->at_datalen); 1428 rls_lun_statep(isp, tptr); 1429 return (0); 1430 } 1431 1432 static int 1433 isp_handle_platform_ctio(struct ispsoftc *isp, void *arg) 1434 { 1435 union ccb *ccb; 1436 int sentstatus, ok, notify_cam, resid = 0; 1437 u_int16_t tval; 1438 1439 /* 1440 * CTIO and CTIO2 are close enough.... 1441 */ 1442 1443 ccb = (union ccb *) isp_find_xs(isp, ((ct_entry_t *)arg)->ct_syshandle); 1444 KASSERT((ccb != NULL), ("null ccb in isp_handle_platform_ctio")); 1445 isp_destroy_handle(isp, ((ct_entry_t *)arg)->ct_syshandle); 1446 1447 if (IS_FC(isp)) { 1448 ct2_entry_t *ct = arg; 1449 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 1450 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1451 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 1452 ccb->ccb_h.status |= CAM_SENT_SENSE; 1453 } 1454 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1455 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 1456 atio_private_data_t *atp = 1457 isp_get_atpd(isp, ct->ct_rxid); 1458 if (atp == NULL) { 1459 panic("cannot find adjunct after I/O"); 1460 } 1461 resid = ct->ct_resid; 1462 atp->bytes_xfered += (atp->last_xframt - resid); 1463 atp->last_xframt = 0; 1464 if (sentstatus) { 1465 atp->tag = 0; 1466 } 1467 } 1468 isp_prt(isp, ISP_LOGTDEBUG0, 1469 "CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", 1470 ct->ct_rxid, ct->ct_status, ct->ct_flags, 1471 (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, 1472 resid, sentstatus? "FIN" : "MID"); 1473 tval = ct->ct_rxid; 1474 } else { 1475 ct_entry_t *ct = arg; 1476 sentstatus = ct->ct_flags & CT_SENDSTATUS; 1477 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1478 /* 1479 * We *ought* to be able to get back to the original ATIO 1480 * here, but for some reason this gets lost. It's just as 1481 * well because it's squirrelled away as part of periph 1482 * private data. 1483 * 1484 * We can live without it as long as we continue to use 1485 * the auto-replenish feature for CTIOs. 1486 */ 1487 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1488 if (ct->ct_status & QLTM_SVALID) { 1489 char *sp = (char *)ct; 1490 sp += CTIO_SENSE_OFFSET; 1491 ccb->csio.sense_len = 1492 min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 1493 MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 1494 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 1495 } 1496 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 1497 resid = ct->ct_resid; 1498 } 1499 isp_prt(isp, ISP_LOGTDEBUG0, 1500 "CTIO[%x] tag %x iid %d lun %d sts %x flg %x resid %d %s", 1501 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, 1502 ct->ct_status, ct->ct_flags, resid, 1503 sentstatus? "FIN" : "MID"); 1504 tval = ct->ct_fwhandle; 1505 } 1506 ccb->csio.resid += resid; 1507 1508 /* 1509 * We're here either because intermediate data transfers are done 1510 * and/or the final status CTIO (which may have joined with a 1511 * Data Transfer) is done. 1512 * 1513 * In any case, for this platform, the upper layers figure out 1514 * what to do next, so all we do here is collect status and 1515 * pass information along. Any DMA handles have already been 1516 * freed. 1517 */ 1518 if (notify_cam == 0) { 1519 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 1520 return (0); 1521 } 1522 1523 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", 1524 (sentstatus)? " FINAL " : "MIDTERM ", tval); 1525 1526 if (!ok) { 1527 isp_target_putback_atio(ccb); 1528 } else { 1529 isp_complete_ctio(ccb); 1530 1531 } 1532 return (0); 1533 } 1534 #endif 1535 1536 static void 1537 isp_cam_async(void *cbarg, u_int32_t code, struct cam_path *path, void *arg) 1538 { 1539 struct cam_sim *sim; 1540 struct ispsoftc *isp; 1541 1542 sim = (struct cam_sim *)cbarg; 1543 isp = (struct ispsoftc *) cam_sim_softc(sim); 1544 switch (code) { 1545 case AC_LOST_DEVICE: 1546 if (IS_SCSI(isp)) { 1547 u_int16_t oflags, nflags; 1548 sdparam *sdp = isp->isp_param; 1549 int tgt; 1550 1551 tgt = xpt_path_target_id(path); 1552 ISP_LOCK(isp); 1553 sdp += cam_sim_bus(sim); 1554 nflags = sdp->isp_devparam[tgt].nvrm_flags; 1555 #ifndef ISP_TARGET_MODE 1556 nflags &= DPARM_SAFE_DFLT; 1557 if (isp->isp_loaded_fw) { 1558 nflags |= DPARM_NARROW | DPARM_ASYNC; 1559 } 1560 #else 1561 nflags = DPARM_DEFAULT; 1562 #endif 1563 oflags = sdp->isp_devparam[tgt].goal_flags; 1564 sdp->isp_devparam[tgt].goal_flags = nflags; 1565 sdp->isp_devparam[tgt].dev_update = 1; 1566 isp->isp_update |= (1 << cam_sim_bus(sim)); 1567 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, NULL); 1568 sdp->isp_devparam[tgt].goal_flags = oflags; 1569 ISP_UNLOCK(isp); 1570 } 1571 break; 1572 default: 1573 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 1574 break; 1575 } 1576 } 1577 1578 static void 1579 isp_poll(struct cam_sim *sim) 1580 { 1581 struct ispsoftc *isp = cam_sim_softc(sim); 1582 u_int16_t isr, sema, mbox; 1583 1584 ISP_LOCK(isp); 1585 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 1586 isp_intr(isp, isr, sema, mbox); 1587 } 1588 ISP_UNLOCK(isp); 1589 } 1590 1591 #if 0 1592 static void 1593 isp_relsim(void *arg) 1594 { 1595 struct ispsoftc *isp = arg; 1596 ISP_LOCK(isp); 1597 if (isp->isp_osinfo.simqfrozen & SIMQFRZ_TIMED) { 1598 int wasfrozen = isp->isp_osinfo.simqfrozen & SIMQFRZ_TIMED; 1599 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_TIMED; 1600 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 1601 xpt_release_simq(isp->isp_sim, 1); 1602 isp_prt(isp, ISP_LOGDEBUG2, "timed relsimq"); 1603 } 1604 } 1605 ISP_UNLOCK(isp); 1606 } 1607 #endif 1608 1609 static void 1610 isp_watchdog(void *arg) 1611 { 1612 XS_T *xs = arg; 1613 struct ispsoftc *isp = XS_ISP(xs); 1614 u_int32_t handle; 1615 1616 /* 1617 * We've decided this command is dead. Make sure we're not trying 1618 * to kill a command that's already dead by getting it's handle and 1619 * and seeing whether it's still alive. 1620 */ 1621 ISP_LOCK(isp); 1622 handle = isp_find_handle(isp, xs); 1623 if (handle) { 1624 u_int16_t isr, sema, mbox; 1625 1626 if (XS_CMD_DONE_P(xs)) { 1627 isp_prt(isp, ISP_LOGDEBUG1, 1628 "watchdog found done cmd (handle 0x%x)", handle); 1629 ISP_UNLOCK(isp); 1630 return; 1631 } 1632 1633 if (XS_CMD_WDOG_P(xs)) { 1634 isp_prt(isp, ISP_LOGDEBUG2, 1635 "recursive watchdog (handle 0x%x)", handle); 1636 ISP_UNLOCK(isp); 1637 return; 1638 } 1639 1640 XS_CMD_S_WDOG(xs); 1641 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 1642 isp_intr(isp, isr, sema, mbox); 1643 } 1644 if (XS_CMD_DONE_P(xs)) { 1645 isp_prt(isp, ISP_LOGDEBUG2, 1646 "watchdog cleanup for handle 0x%x", handle); 1647 xpt_done((union ccb *) xs); 1648 } else if (XS_CMD_GRACE_P(xs)) { 1649 /* 1650 * Make sure the command is *really* dead before we 1651 * release the handle (and DMA resources) for reuse. 1652 */ 1653 (void) isp_control(isp, ISPCTL_ABORT_CMD, arg); 1654 1655 /* 1656 * After this point, the comamnd is really dead. 1657 */ 1658 if (XS_XFRLEN(xs)) { 1659 ISP_DMAFREE(isp, xs, handle); 1660 } 1661 isp_destroy_handle(isp, handle); 1662 xpt_print_path(xs->ccb_h.path); 1663 isp_prt(isp, ISP_LOGWARN, 1664 "watchdog timeout for handle %x", handle); 1665 XS_SETERR(xs, CAM_CMD_TIMEOUT); 1666 XS_CMD_C_WDOG(xs); 1667 isp_done(xs); 1668 } else { 1669 u_int16_t iptr, optr; 1670 ispreq_t *mp; 1671 1672 XS_CMD_C_WDOG(xs); 1673 xs->ccb_h.timeout_ch = timeout(isp_watchdog, xs, hz); 1674 if (isp_getrqentry(isp, &iptr, &optr, (void **) &mp)) { 1675 ISP_UNLOCK(isp); 1676 return; 1677 } 1678 XS_CMD_S_GRACE(xs); 1679 MEMZERO((void *) mp, sizeof (*mp)); 1680 mp->req_header.rqs_entry_count = 1; 1681 mp->req_header.rqs_entry_type = RQSTYPE_MARKER; 1682 mp->req_modifier = SYNC_ALL; 1683 mp->req_target = XS_CHANNEL(xs) << 7; 1684 ISP_SWIZZLE_REQUEST(isp, mp); 1685 ISP_ADD_REQUEST(isp, iptr); 1686 } 1687 } else { 1688 isp_prt(isp, ISP_LOGDEBUG2, "watchdog with no command"); 1689 } 1690 ISP_UNLOCK(isp); 1691 } 1692 1693 static int isp_ktmature = 0; 1694 1695 static void 1696 isp_kthread(void *arg) 1697 { 1698 int wasfrozen; 1699 struct ispsoftc *isp = arg; 1700 1701 mtx_lock(&isp->isp_lock); 1702 for (;;) { 1703 isp_prt(isp, ISP_LOGDEBUG0, "kthread checking FC state"); 1704 while (isp_fc_runstate(isp, 2 * 1000000) != 0) { 1705 if (FCPARAM(isp)->isp_fwstate != FW_READY || 1706 FCPARAM(isp)->isp_loopstate < LOOP_PDB_RCVD) { 1707 if (FCPARAM(isp)->loop_seen_once == 0 || 1708 isp_ktmature == 0) { 1709 break; 1710 } 1711 } 1712 msleep(isp_kthread, &isp->isp_lock, 1713 PRIBIO, "isp_fcthrd", hz); 1714 } 1715 /* 1716 * Even if we didn't get good loop state we may be 1717 * unfreezing the SIMQ so that we can kill off 1718 * commands (if we've never seen loop before, e.g.) 1719 */ 1720 isp_ktmature = 1; 1721 wasfrozen = isp->isp_osinfo.simqfrozen & SIMQFRZ_LOOPDOWN; 1722 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_LOOPDOWN; 1723 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 1724 isp_prt(isp, ISP_LOGDEBUG0, "kthread up release simq"); 1725 ISPLOCK_2_CAMLOCK(isp); 1726 xpt_release_simq(isp->isp_sim, 1); 1727 CAMLOCK_2_ISPLOCK(isp); 1728 } 1729 cv_wait(&isp->isp_osinfo.kthread_cv, &isp->isp_lock); 1730 } 1731 } 1732 1733 static void 1734 isp_action(struct cam_sim *sim, union ccb *ccb) 1735 { 1736 int bus, tgt, error; 1737 struct ispsoftc *isp; 1738 struct ccb_trans_settings *cts; 1739 1740 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 1741 1742 isp = (struct ispsoftc *)cam_sim_softc(sim); 1743 ccb->ccb_h.sim_priv.entries[0].field = 0; 1744 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 1745 if (isp->isp_state != ISP_RUNSTATE && 1746 ccb->ccb_h.func_code == XPT_SCSI_IO) { 1747 CAMLOCK_2_ISPLOCK(isp); 1748 isp_init(isp); 1749 if (isp->isp_state != ISP_INITSTATE) { 1750 ISP_UNLOCK(isp); 1751 /* 1752 * Lie. Say it was a selection timeout. 1753 */ 1754 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 1755 xpt_freeze_devq(ccb->ccb_h.path, 1); 1756 xpt_done(ccb); 1757 return; 1758 } 1759 isp->isp_state = ISP_RUNSTATE; 1760 ISPLOCK_2_CAMLOCK(isp); 1761 } 1762 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 1763 1764 1765 switch (ccb->ccb_h.func_code) { 1766 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 1767 /* 1768 * Do a couple of preliminary checks... 1769 */ 1770 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 1771 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 1772 ccb->ccb_h.status = CAM_REQ_INVALID; 1773 xpt_done(ccb); 1774 break; 1775 } 1776 } 1777 #ifdef DIAGNOSTIC 1778 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 1779 ccb->ccb_h.status = CAM_PATH_INVALID; 1780 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 1781 ccb->ccb_h.status = CAM_PATH_INVALID; 1782 } 1783 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 1784 isp_prt(isp, ISP_LOGERR, 1785 "invalid tgt/lun (%d.%d) in XPT_SCSI_IO", 1786 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 1787 xpt_done(ccb); 1788 break; 1789 } 1790 #endif 1791 ((struct ccb_scsiio *) ccb)->scsi_status = SCSI_STATUS_OK; 1792 CAMLOCK_2_ISPLOCK(isp); 1793 error = isp_start((XS_T *) ccb); 1794 switch (error) { 1795 case CMD_QUEUED: 1796 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1797 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 1798 u_int64_t ticks = (u_int64_t) hz; 1799 if (ccb->ccb_h.timeout == CAM_TIME_DEFAULT) 1800 ticks = 60 * 1000 * ticks; 1801 else 1802 ticks = ccb->ccb_h.timeout * hz; 1803 ticks = ((ticks + 999) / 1000) + hz + hz; 1804 if (ticks >= 0x80000000) { 1805 isp_prt(isp, ISP_LOGERR, 1806 "timeout overflow"); 1807 ticks = 0x80000000; 1808 } 1809 ccb->ccb_h.timeout_ch = timeout(isp_watchdog, 1810 (caddr_t)ccb, (int)ticks); 1811 } else { 1812 callout_handle_init(&ccb->ccb_h.timeout_ch); 1813 } 1814 ISPLOCK_2_CAMLOCK(isp); 1815 break; 1816 case CMD_RQLATER: 1817 /* 1818 * This can only happen for Fibre Channel 1819 */ 1820 KASSERT((IS_FC(isp)), ("CMD_RQLATER for FC only")); 1821 if (FCPARAM(isp)->loop_seen_once == 0 && isp_ktmature) { 1822 ISPLOCK_2_CAMLOCK(isp); 1823 XS_SETERR(ccb, CAM_SEL_TIMEOUT); 1824 xpt_done(ccb); 1825 break; 1826 } 1827 cv_signal(&isp->isp_osinfo.kthread_cv); 1828 if (isp->isp_osinfo.simqfrozen == 0) { 1829 isp_prt(isp, ISP_LOGDEBUG2, 1830 "RQLATER freeze simq"); 1831 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 1832 ISPLOCK_2_CAMLOCK(isp); 1833 xpt_freeze_simq(sim, 1); 1834 } else { 1835 ISPLOCK_2_CAMLOCK(isp); 1836 } 1837 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1838 xpt_done(ccb); 1839 break; 1840 case CMD_EAGAIN: 1841 if (isp->isp_osinfo.simqfrozen == 0) { 1842 xpt_freeze_simq(sim, 1); 1843 isp_prt(isp, ISP_LOGDEBUG2, 1844 "EAGAIN freeze simq"); 1845 } 1846 isp->isp_osinfo.simqfrozen |= SIMQFRZ_RESOURCE; 1847 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1848 ISPLOCK_2_CAMLOCK(isp); 1849 xpt_done(ccb); 1850 break; 1851 case CMD_COMPLETE: 1852 isp_done((struct ccb_scsiio *) ccb); 1853 ISPLOCK_2_CAMLOCK(isp); 1854 break; 1855 default: 1856 isp_prt(isp, ISP_LOGERR, 1857 "What's this? 0x%x at %d in file %s", 1858 error, __LINE__, __FILE__); 1859 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 1860 xpt_done(ccb); 1861 ISPLOCK_2_CAMLOCK(isp); 1862 } 1863 break; 1864 1865 #ifdef ISP_TARGET_MODE 1866 case XPT_EN_LUN: /* Enable LUN as a target */ 1867 { 1868 int iok; 1869 CAMLOCK_2_ISPLOCK(isp); 1870 iok = isp->isp_osinfo.intsok; 1871 isp->isp_osinfo.intsok = 0; 1872 isp_en_lun(isp, ccb); 1873 isp->isp_osinfo.intsok = iok; 1874 ISPLOCK_2_CAMLOCK(isp); 1875 xpt_done(ccb); 1876 break; 1877 } 1878 case XPT_NOTIFY_ACK: /* recycle notify ack */ 1879 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 1880 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 1881 { 1882 tstate_t *tptr = 1883 get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 1884 if (tptr == NULL) { 1885 ccb->ccb_h.status = CAM_LUN_INVALID; 1886 xpt_done(ccb); 1887 break; 1888 } 1889 ccb->ccb_h.sim_priv.entries[0].field = 0; 1890 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 1891 CAMLOCK_2_ISPLOCK(isp); 1892 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 1893 SLIST_INSERT_HEAD(&tptr->atios, 1894 &ccb->ccb_h, sim_links.sle); 1895 } else { 1896 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, 1897 sim_links.sle); 1898 } 1899 rls_lun_statep(isp, tptr); 1900 ccb->ccb_h.status = CAM_REQ_INPROG; 1901 ISPLOCK_2_CAMLOCK(isp); 1902 break; 1903 } 1904 case XPT_CONT_TARGET_IO: 1905 { 1906 CAMLOCK_2_ISPLOCK(isp); 1907 ccb->ccb_h.status = isp_target_start_ctio(isp, ccb); 1908 if (ccb->ccb_h.status != CAM_REQ_INPROG) { 1909 if (isp->isp_osinfo.simqfrozen == 0) { 1910 xpt_freeze_simq(sim, 1); 1911 xpt_print_path(ccb->ccb_h.path); 1912 isp_prt(isp, ISP_LOGINFO, 1913 "XPT_CONT_TARGET_IO freeze simq"); 1914 } 1915 isp->isp_osinfo.simqfrozen |= SIMQFRZ_RESOURCE; 1916 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1917 ISPLOCK_2_CAMLOCK(isp); 1918 xpt_done(ccb); 1919 } else { 1920 ISPLOCK_2_CAMLOCK(isp); 1921 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1922 } 1923 break; 1924 } 1925 #endif 1926 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 1927 1928 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 1929 tgt = ccb->ccb_h.target_id; 1930 tgt |= (bus << 16); 1931 1932 CAMLOCK_2_ISPLOCK(isp); 1933 error = isp_control(isp, ISPCTL_RESET_DEV, &tgt); 1934 ISPLOCK_2_CAMLOCK(isp); 1935 if (error) { 1936 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1937 } else { 1938 ccb->ccb_h.status = CAM_REQ_CMP; 1939 } 1940 xpt_done(ccb); 1941 break; 1942 case XPT_ABORT: /* Abort the specified CCB */ 1943 { 1944 union ccb *accb = ccb->cab.abort_ccb; 1945 CAMLOCK_2_ISPLOCK(isp); 1946 switch (accb->ccb_h.func_code) { 1947 #ifdef ISP_TARGET_MODE 1948 case XPT_ACCEPT_TARGET_IO: 1949 case XPT_IMMED_NOTIFY: 1950 ccb->ccb_h.status = isp_abort_tgt_ccb(isp, ccb); 1951 break; 1952 case XPT_CONT_TARGET_IO: 1953 isp_prt(isp, ISP_LOGERR, "cannot abort CTIOs yet"); 1954 ccb->ccb_h.status = CAM_UA_ABORT; 1955 break; 1956 #endif 1957 case XPT_SCSI_IO: 1958 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 1959 if (error) { 1960 ccb->ccb_h.status = CAM_UA_ABORT; 1961 } else { 1962 ccb->ccb_h.status = CAM_REQ_CMP; 1963 } 1964 break; 1965 default: 1966 ccb->ccb_h.status = CAM_REQ_INVALID; 1967 break; 1968 } 1969 ISPLOCK_2_CAMLOCK(isp); 1970 xpt_done(ccb); 1971 break; 1972 } 1973 #ifdef CAM_NEW_TRAN_CODE 1974 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 1975 #else 1976 #define IS_CURRENT_SETTINGS(c) (c->flags & CCB_TRANS_CURRENT_SETTINGS) 1977 #endif 1978 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 1979 cts = &ccb->cts; 1980 if (!IS_CURRENT_SETTINGS(cts)) { 1981 ccb->ccb_h.status = CAM_REQ_INVALID; 1982 xpt_done(ccb); 1983 break; 1984 } 1985 tgt = cts->ccb_h.target_id; 1986 CAMLOCK_2_ISPLOCK(isp); 1987 if (IS_SCSI(isp)) { 1988 #ifndef CAM_NEW_TRAN_CODE 1989 sdparam *sdp = isp->isp_param; 1990 u_int16_t *dptr; 1991 1992 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 1993 1994 sdp += bus; 1995 /* 1996 * We always update (internally) from goal_flags 1997 * so any request to change settings just gets 1998 * vectored to that location. 1999 */ 2000 dptr = &sdp->isp_devparam[tgt].goal_flags; 2001 2002 /* 2003 * Note that these operations affect the 2004 * the goal flags (goal_flags)- not 2005 * the current state flags. Then we mark 2006 * things so that the next operation to 2007 * this HBA will cause the update to occur. 2008 */ 2009 if (cts->valid & CCB_TRANS_DISC_VALID) { 2010 if ((cts->flags & CCB_TRANS_DISC_ENB) != 0) { 2011 *dptr |= DPARM_DISC; 2012 } else { 2013 *dptr &= ~DPARM_DISC; 2014 } 2015 } 2016 if (cts->valid & CCB_TRANS_TQ_VALID) { 2017 if ((cts->flags & CCB_TRANS_TAG_ENB) != 0) { 2018 *dptr |= DPARM_TQING; 2019 } else { 2020 *dptr &= ~DPARM_TQING; 2021 } 2022 } 2023 if (cts->valid & CCB_TRANS_BUS_WIDTH_VALID) { 2024 switch (cts->bus_width) { 2025 case MSG_EXT_WDTR_BUS_16_BIT: 2026 *dptr |= DPARM_WIDE; 2027 break; 2028 default: 2029 *dptr &= ~DPARM_WIDE; 2030 } 2031 } 2032 /* 2033 * Any SYNC RATE of nonzero and SYNC_OFFSET 2034 * of nonzero will cause us to go to the 2035 * selected (from NVRAM) maximum value for 2036 * this device. At a later point, we'll 2037 * allow finer control. 2038 */ 2039 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && 2040 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) && 2041 (cts->sync_offset > 0)) { 2042 *dptr |= DPARM_SYNC; 2043 } else { 2044 *dptr &= ~DPARM_SYNC; 2045 } 2046 *dptr |= DPARM_SAFE_DFLT; 2047 #else 2048 struct ccb_trans_settings_scsi *scsi = 2049 &cts->proto_specific.scsi; 2050 struct ccb_trans_settings_spi *spi = 2051 &cts->xport_specific.spi; 2052 sdparam *sdp = isp->isp_param; 2053 u_int16_t *dptr; 2054 2055 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2056 sdp += bus; 2057 /* 2058 * We always update (internally) from goal_flags 2059 * so any request to change settings just gets 2060 * vectored to that location. 2061 */ 2062 dptr = &sdp->isp_devparam[tgt].goal_flags; 2063 2064 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 2065 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 2066 *dptr |= DPARM_DISC; 2067 else 2068 *dptr &= ~DPARM_DISC; 2069 } 2070 2071 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 2072 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 2073 *dptr |= DPARM_TQING; 2074 else 2075 *dptr &= ~DPARM_TQING; 2076 } 2077 2078 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 2079 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 2080 *dptr |= DPARM_WIDE; 2081 else 2082 *dptr &= ~DPARM_WIDE; 2083 } 2084 2085 /* 2086 * XXX: FIX ME 2087 */ 2088 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && 2089 (spi->valid & CTS_SPI_VALID_SYNC_RATE) && 2090 (spi->sync_period && spi->sync_offset)) { 2091 *dptr |= DPARM_SYNC; 2092 /* 2093 * XXX: CHECK FOR LEGALITY 2094 */ 2095 sdp->isp_devparam[tgt].goal_period = 2096 spi->sync_period; 2097 sdp->isp_devparam[tgt].goal_offset = 2098 spi->sync_offset; 2099 } else { 2100 *dptr &= ~DPARM_SYNC; 2101 } 2102 #endif 2103 isp_prt(isp, ISP_LOGDEBUG0, 2104 "SET bus %d targ %d to flags %x off %x per %x", 2105 bus, tgt, sdp->isp_devparam[tgt].goal_flags, 2106 sdp->isp_devparam[tgt].goal_offset, 2107 sdp->isp_devparam[tgt].goal_period); 2108 sdp->isp_devparam[tgt].dev_update = 1; 2109 isp->isp_update |= (1 << bus); 2110 } 2111 ISPLOCK_2_CAMLOCK(isp); 2112 ccb->ccb_h.status = CAM_REQ_CMP; 2113 xpt_done(ccb); 2114 break; 2115 case XPT_GET_TRAN_SETTINGS: 2116 cts = &ccb->cts; 2117 tgt = cts->ccb_h.target_id; 2118 CAMLOCK_2_ISPLOCK(isp); 2119 if (IS_FC(isp)) { 2120 #ifndef CAM_NEW_TRAN_CODE 2121 /* 2122 * a lot of normal SCSI things don't make sense. 2123 */ 2124 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 2125 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2126 /* 2127 * How do you measure the width of a high 2128 * speed serial bus? Well, in bytes. 2129 * 2130 * Offset and period make no sense, though, so we set 2131 * (above) a 'base' transfer speed to be gigabit. 2132 */ 2133 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2134 #else 2135 fcparam *fcp = isp->isp_param; 2136 struct ccb_trans_settings_fc *fc = 2137 &cts->xport_specific.fc; 2138 2139 cts->protocol = PROTO_SCSI; 2140 cts->protocol_version = SCSI_REV_2; 2141 cts->transport = XPORT_FC; 2142 cts->transport_version = 0; 2143 2144 fc->valid = CTS_FC_VALID_SPEED; 2145 if (fcp->isp_gbspeed == 2) 2146 fc->bitrate = 200000; 2147 else 2148 fc->bitrate = 100000; 2149 if (tgt > 0 && tgt < MAX_FC_TARG) { 2150 struct lportdb *lp = &fcp->portdb[tgt]; 2151 fc->wwnn = lp->node_wwn; 2152 fc->wwpn = lp->port_wwn; 2153 fc->port = lp->portid; 2154 fc->valid |= CTS_FC_VALID_WWNN | 2155 CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 2156 } 2157 #endif 2158 } else { 2159 #ifdef CAM_NEW_TRAN_CODE 2160 struct ccb_trans_settings_scsi *scsi = 2161 &cts->proto_specific.scsi; 2162 struct ccb_trans_settings_spi *spi = 2163 &cts->xport_specific.spi; 2164 #endif 2165 sdparam *sdp = isp->isp_param; 2166 int bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2167 u_int16_t dval, pval, oval; 2168 2169 sdp += bus; 2170 2171 if (IS_CURRENT_SETTINGS(cts)) { 2172 sdp->isp_devparam[tgt].dev_refresh = 1; 2173 isp->isp_update |= (1 << bus); 2174 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, 2175 NULL); 2176 dval = sdp->isp_devparam[tgt].actv_flags; 2177 oval = sdp->isp_devparam[tgt].actv_offset; 2178 pval = sdp->isp_devparam[tgt].actv_period; 2179 } else { 2180 dval = sdp->isp_devparam[tgt].nvrm_flags; 2181 oval = sdp->isp_devparam[tgt].nvrm_offset; 2182 pval = sdp->isp_devparam[tgt].nvrm_period; 2183 } 2184 2185 #ifndef CAM_NEW_TRAN_CODE 2186 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); 2187 2188 if (dval & DPARM_DISC) { 2189 cts->flags |= CCB_TRANS_DISC_ENB; 2190 } 2191 if (dval & DPARM_TQING) { 2192 cts->flags |= CCB_TRANS_TAG_ENB; 2193 } 2194 if (dval & DPARM_WIDE) { 2195 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2196 } else { 2197 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2198 } 2199 cts->valid = CCB_TRANS_BUS_WIDTH_VALID | 2200 CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2201 2202 if ((dval & DPARM_SYNC) && oval != 0) { 2203 cts->sync_period = pval; 2204 cts->sync_offset = oval; 2205 cts->valid |= 2206 CCB_TRANS_SYNC_RATE_VALID | 2207 CCB_TRANS_SYNC_OFFSET_VALID; 2208 } 2209 #else 2210 cts->protocol = PROTO_SCSI; 2211 cts->protocol_version = SCSI_REV_2; 2212 cts->transport = XPORT_SPI; 2213 cts->transport_version = 2; 2214 2215 scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 2216 spi->flags &= ~CTS_SPI_FLAGS_DISC_ENB; 2217 if (dval & DPARM_DISC) { 2218 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2219 } 2220 if (dval & DPARM_TQING) { 2221 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2222 } 2223 if ((dval & DPARM_SYNC) && oval && pval) { 2224 spi->sync_offset = oval; 2225 spi->sync_period = pval; 2226 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2227 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2228 } 2229 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 2230 if (dval & DPARM_WIDE) { 2231 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2232 } else { 2233 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2234 } 2235 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 2236 scsi->valid = CTS_SCSI_VALID_TQ; 2237 spi->valid |= CTS_SPI_VALID_DISC; 2238 } else { 2239 scsi->valid = 0; 2240 } 2241 #endif 2242 isp_prt(isp, ISP_LOGDEBUG0, 2243 "GET %s bus %d targ %d to flags %x off %x per %x", 2244 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 2245 bus, tgt, dval, oval, pval); 2246 } 2247 ISPLOCK_2_CAMLOCK(isp); 2248 ccb->ccb_h.status = CAM_REQ_CMP; 2249 xpt_done(ccb); 2250 break; 2251 2252 case XPT_CALC_GEOMETRY: 2253 { 2254 struct ccb_calc_geometry *ccg; 2255 u_int32_t secs_per_cylinder; 2256 u_int32_t size_mb; 2257 2258 ccg = &ccb->ccg; 2259 if (ccg->block_size == 0) { 2260 isp_prt(isp, ISP_LOGERR, 2261 "%d.%d XPT_CALC_GEOMETRY block size 0?", 2262 ccg->ccb_h.target_id, ccg->ccb_h.target_lun); 2263 ccb->ccb_h.status = CAM_REQ_INVALID; 2264 xpt_done(ccb); 2265 break; 2266 } 2267 size_mb = ccg->volume_size /((1024L * 1024L) / ccg->block_size); 2268 if (size_mb > 1024) { 2269 ccg->heads = 255; 2270 ccg->secs_per_track = 63; 2271 } else { 2272 ccg->heads = 64; 2273 ccg->secs_per_track = 32; 2274 } 2275 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 2276 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 2277 ccb->ccb_h.status = CAM_REQ_CMP; 2278 xpt_done(ccb); 2279 break; 2280 } 2281 case XPT_RESET_BUS: /* Reset the specified bus */ 2282 bus = cam_sim_bus(sim); 2283 CAMLOCK_2_ISPLOCK(isp); 2284 error = isp_control(isp, ISPCTL_RESET_BUS, &bus); 2285 ISPLOCK_2_CAMLOCK(isp); 2286 if (error) 2287 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2288 else { 2289 if (cam_sim_bus(sim) && isp->isp_path2 != NULL) 2290 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2291 else if (isp->isp_path != NULL) 2292 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2293 ccb->ccb_h.status = CAM_REQ_CMP; 2294 } 2295 xpt_done(ccb); 2296 break; 2297 2298 case XPT_TERM_IO: /* Terminate the I/O process */ 2299 ccb->ccb_h.status = CAM_REQ_INVALID; 2300 xpt_done(ccb); 2301 break; 2302 2303 case XPT_PATH_INQ: /* Path routing inquiry */ 2304 { 2305 struct ccb_pathinq *cpi = &ccb->cpi; 2306 2307 cpi->version_num = 1; 2308 #ifdef ISP_TARGET_MODE 2309 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 2310 #else 2311 cpi->target_sprt = 0; 2312 #endif 2313 cpi->hba_eng_cnt = 0; 2314 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 2315 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 2316 cpi->bus_id = cam_sim_bus(sim); 2317 if (IS_FC(isp)) { 2318 cpi->hba_misc = PIM_NOBUSRESET; 2319 /* 2320 * Because our loop ID can shift from time to time, 2321 * make our initiator ID out of range of our bus. 2322 */ 2323 cpi->initiator_id = cpi->max_target + 1; 2324 2325 /* 2326 * Set base transfer capabilities for Fibre Channel. 2327 * Technically not correct because we don't know 2328 * what media we're running on top of- but we'll 2329 * look good if we always say 100MB/s. 2330 */ 2331 if (FCPARAM(isp)->isp_gbspeed == 2) 2332 cpi->base_transfer_speed = 200000; 2333 else 2334 cpi->base_transfer_speed = 100000; 2335 cpi->hba_inquiry = PI_TAG_ABLE; 2336 #ifdef CAM_NEW_TRAN_CODE 2337 cpi->transport = XPORT_FC; 2338 cpi->transport_version = 0; /* WHAT'S THIS FOR? */ 2339 #endif 2340 } else { 2341 sdparam *sdp = isp->isp_param; 2342 sdp += cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 2343 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 2344 cpi->hba_misc = 0; 2345 cpi->initiator_id = sdp->isp_initiator_id; 2346 cpi->base_transfer_speed = 3300; 2347 #ifdef CAM_NEW_TRAN_CODE 2348 cpi->transport = XPORT_SPI; 2349 cpi->transport_version = 2; /* WHAT'S THIS FOR? */ 2350 #endif 2351 } 2352 #ifdef CAM_NEW_TRAN_CODE 2353 cpi->protocol = PROTO_SCSI; 2354 cpi->protocol_version = SCSI_REV_2; 2355 #endif 2356 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 2357 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 2358 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 2359 cpi->unit_number = cam_sim_unit(sim); 2360 cpi->ccb_h.status = CAM_REQ_CMP; 2361 xpt_done(ccb); 2362 break; 2363 } 2364 default: 2365 ccb->ccb_h.status = CAM_REQ_INVALID; 2366 xpt_done(ccb); 2367 break; 2368 } 2369 } 2370 2371 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 2372 void 2373 isp_done(struct ccb_scsiio *sccb) 2374 { 2375 struct ispsoftc *isp = XS_ISP(sccb); 2376 2377 if (XS_NOERR(sccb)) 2378 XS_SETERR(sccb, CAM_REQ_CMP); 2379 2380 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && 2381 (sccb->scsi_status != SCSI_STATUS_OK)) { 2382 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 2383 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && 2384 (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 2385 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 2386 } else { 2387 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 2388 } 2389 } 2390 2391 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2392 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2393 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 2394 sccb->ccb_h.status |= CAM_DEV_QFRZN; 2395 xpt_freeze_devq(sccb->ccb_h.path, 1); 2396 if (sccb->scsi_status != SCSI_STATUS_OK) 2397 isp_prt(isp, ISP_LOGDEBUG2, 2398 "freeze devq %d.%d %x %x", 2399 sccb->ccb_h.target_id, 2400 sccb->ccb_h.target_lun, sccb->ccb_h.status, 2401 sccb->scsi_status); 2402 } 2403 } 2404 2405 /* 2406 * If we were frozen waiting resources, clear that we were frozen 2407 * waiting for resources. If we are no longer frozen, and the devq 2408 * isn't frozen, mark the completing CCB to have the XPT layer 2409 * release the simq. 2410 */ 2411 if (isp->isp_osinfo.simqfrozen & SIMQFRZ_RESOURCE) { 2412 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_RESOURCE; 2413 if (isp->isp_osinfo.simqfrozen == 0) { 2414 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 2415 isp_prt(isp, ISP_LOGDEBUG2, 2416 "isp_done->relsimq"); 2417 sccb->ccb_h.status |= CAM_RELEASE_SIMQ; 2418 } else { 2419 isp_prt(isp, ISP_LOGDEBUG2, 2420 "isp_done->devq frozen"); 2421 } 2422 } else { 2423 isp_prt(isp, ISP_LOGDEBUG2, 2424 "isp_done -> simqfrozen = %x", 2425 isp->isp_osinfo.simqfrozen); 2426 } 2427 } 2428 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && 2429 (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2430 xpt_print_path(sccb->ccb_h.path); 2431 isp_prt(isp, ISP_LOGINFO, 2432 "cam completion status 0x%x", sccb->ccb_h.status); 2433 } 2434 2435 XS_CMD_S_DONE(sccb); 2436 if (XS_CMD_WDOG_P(sccb) == 0) { 2437 untimeout(isp_watchdog, (caddr_t)sccb, sccb->ccb_h.timeout_ch); 2438 if (XS_CMD_GRACE_P(sccb)) { 2439 isp_prt(isp, ISP_LOGDEBUG2, 2440 "finished command on borrowed time"); 2441 } 2442 XS_CMD_S_CLEAR(sccb); 2443 ISPLOCK_2_CAMLOCK(isp); 2444 xpt_done((union ccb *) sccb); 2445 CAMLOCK_2_ISPLOCK(isp); 2446 } 2447 } 2448 2449 int 2450 isp_async(struct ispsoftc *isp, ispasync_t cmd, void *arg) 2451 { 2452 int bus, rv = 0; 2453 switch (cmd) { 2454 case ISPASYNC_NEW_TGT_PARAMS: 2455 { 2456 #ifdef CAM_NEW_TRAN_CODE 2457 struct ccb_trans_settings_scsi *scsi; 2458 struct ccb_trans_settings_spi *spi; 2459 #endif 2460 int flags, tgt; 2461 sdparam *sdp = isp->isp_param; 2462 struct ccb_trans_settings cts; 2463 struct cam_path *tmppath; 2464 2465 bzero(&cts, sizeof (struct ccb_trans_settings)); 2466 2467 tgt = *((int *)arg); 2468 bus = (tgt >> 16) & 0xffff; 2469 tgt &= 0xffff; 2470 sdp += bus; 2471 ISPLOCK_2_CAMLOCK(isp); 2472 if (xpt_create_path(&tmppath, NULL, 2473 cam_sim_path(bus? isp->isp_sim2 : isp->isp_sim), 2474 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2475 CAMLOCK_2_ISPLOCK(isp); 2476 isp_prt(isp, ISP_LOGWARN, 2477 "isp_async cannot make temp path for %d.%d", 2478 tgt, bus); 2479 rv = -1; 2480 break; 2481 } 2482 CAMLOCK_2_ISPLOCK(isp); 2483 flags = sdp->isp_devparam[tgt].actv_flags; 2484 #ifdef CAM_NEW_TRAN_CODE 2485 cts.type = CTS_TYPE_CURRENT_SETTINGS; 2486 cts.protocol = PROTO_SCSI; 2487 cts.transport = XPORT_SPI; 2488 2489 scsi = &cts.proto_specific.scsi; 2490 spi = &cts.xport_specific.spi; 2491 2492 if (flags & DPARM_TQING) { 2493 scsi->valid |= CTS_SCSI_VALID_TQ; 2494 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2495 spi->flags |= CTS_SPI_FLAGS_TAG_ENB; 2496 } 2497 2498 if (flags & DPARM_DISC) { 2499 spi->valid |= CTS_SPI_VALID_DISC; 2500 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2501 } 2502 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 2503 if (flags & DPARM_WIDE) { 2504 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2505 } else { 2506 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2507 } 2508 if (flags & DPARM_SYNC) { 2509 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2510 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2511 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 2512 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 2513 } 2514 #else 2515 cts.flags = CCB_TRANS_CURRENT_SETTINGS; 2516 cts.valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2517 if (flags & DPARM_DISC) { 2518 cts.flags |= CCB_TRANS_DISC_ENB; 2519 } 2520 if (flags & DPARM_TQING) { 2521 cts.flags |= CCB_TRANS_TAG_ENB; 2522 } 2523 cts.valid |= CCB_TRANS_BUS_WIDTH_VALID; 2524 cts.bus_width = (flags & DPARM_WIDE)? 2525 MSG_EXT_WDTR_BUS_8_BIT : MSG_EXT_WDTR_BUS_16_BIT; 2526 cts.sync_period = sdp->isp_devparam[tgt].actv_period; 2527 cts.sync_offset = sdp->isp_devparam[tgt].actv_offset; 2528 if (flags & DPARM_SYNC) { 2529 cts.valid |= 2530 CCB_TRANS_SYNC_RATE_VALID | 2531 CCB_TRANS_SYNC_OFFSET_VALID; 2532 } 2533 #endif 2534 isp_prt(isp, ISP_LOGDEBUG2, 2535 "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", 2536 bus, tgt, sdp->isp_devparam[tgt].actv_period, 2537 sdp->isp_devparam[tgt].actv_offset, flags); 2538 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 2539 ISPLOCK_2_CAMLOCK(isp); 2540 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 2541 xpt_free_path(tmppath); 2542 CAMLOCK_2_ISPLOCK(isp); 2543 break; 2544 } 2545 case ISPASYNC_BUS_RESET: 2546 bus = *((int *)arg); 2547 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", 2548 bus); 2549 if (bus > 0 && isp->isp_path2) { 2550 ISPLOCK_2_CAMLOCK(isp); 2551 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2552 CAMLOCK_2_ISPLOCK(isp); 2553 } else if (isp->isp_path) { 2554 ISPLOCK_2_CAMLOCK(isp); 2555 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2556 CAMLOCK_2_ISPLOCK(isp); 2557 } 2558 break; 2559 case ISPASYNC_LIP: 2560 if (isp->isp_path) { 2561 if (isp->isp_osinfo.simqfrozen == 0) { 2562 isp_prt(isp, ISP_LOGDEBUG0, "LIP freeze simq"); 2563 ISPLOCK_2_CAMLOCK(isp); 2564 xpt_freeze_simq(isp->isp_sim, 1); 2565 CAMLOCK_2_ISPLOCK(isp); 2566 } 2567 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 2568 } 2569 isp_prt(isp, ISP_LOGINFO, "LIP Received"); 2570 break; 2571 case ISPASYNC_LOOP_RESET: 2572 if (isp->isp_path) { 2573 if (isp->isp_osinfo.simqfrozen == 0) { 2574 isp_prt(isp, ISP_LOGDEBUG0, 2575 "Loop Reset freeze simq"); 2576 ISPLOCK_2_CAMLOCK(isp); 2577 xpt_freeze_simq(isp->isp_sim, 1); 2578 CAMLOCK_2_ISPLOCK(isp); 2579 } 2580 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 2581 } 2582 isp_prt(isp, ISP_LOGINFO, "Loop Reset Received"); 2583 break; 2584 case ISPASYNC_LOOP_DOWN: 2585 if (isp->isp_path) { 2586 if (isp->isp_osinfo.simqfrozen == 0) { 2587 isp_prt(isp, ISP_LOGDEBUG0, 2588 "loop down freeze simq"); 2589 ISPLOCK_2_CAMLOCK(isp); 2590 xpt_freeze_simq(isp->isp_sim, 1); 2591 CAMLOCK_2_ISPLOCK(isp); 2592 } 2593 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 2594 } 2595 isp_prt(isp, ISP_LOGINFO, "Loop DOWN"); 2596 break; 2597 case ISPASYNC_LOOP_UP: 2598 /* 2599 * Now we just note that Loop has come up. We don't 2600 * actually do anything because we're waiting for a 2601 * Change Notify before activating the FC cleanup 2602 * thread to look at the state of the loop again. 2603 */ 2604 isp_prt(isp, ISP_LOGINFO, "Loop UP"); 2605 break; 2606 case ISPASYNC_PROMENADE: 2607 { 2608 struct cam_path *tmppath; 2609 const char *fmt = "Target %d (Loop 0x%x) Port ID 0x%x " 2610 "(role %s) %s\n Port WWN 0x%08x%08x\n Node WWN 0x%08x%08x"; 2611 static const char *roles[4] = { 2612 "(none)", "Target", "Initiator", "Target/Initiator" 2613 }; 2614 fcparam *fcp = isp->isp_param; 2615 int tgt = *((int *) arg); 2616 int is_tgt_mask = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 2617 struct lportdb *lp = &fcp->portdb[tgt]; 2618 2619 isp_prt(isp, ISP_LOGINFO, fmt, tgt, lp->loopid, lp->portid, 2620 roles[lp->roles & 0x3], 2621 (lp->valid)? "Arrived" : "Departed", 2622 (u_int32_t) (lp->port_wwn >> 32), 2623 (u_int32_t) (lp->port_wwn & 0xffffffffLL), 2624 (u_int32_t) (lp->node_wwn >> 32), 2625 (u_int32_t) (lp->node_wwn & 0xffffffffLL)); 2626 2627 ISPLOCK_2_CAMLOCK(isp); 2628 if (xpt_create_path(&tmppath, NULL, cam_sim_path(isp->isp_sim), 2629 (target_id_t)tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2630 CAMLOCK_2_ISPLOCK(isp); 2631 break; 2632 } 2633 /* 2634 * Policy: only announce targets. 2635 */ 2636 if (lp->roles & is_tgt_mask) { 2637 if (lp->valid) { 2638 xpt_async(AC_FOUND_DEVICE, tmppath, NULL); 2639 } else { 2640 xpt_async(AC_LOST_DEVICE, tmppath, NULL); 2641 } 2642 } 2643 xpt_free_path(tmppath); 2644 CAMLOCK_2_ISPLOCK(isp); 2645 break; 2646 } 2647 case ISPASYNC_CHANGE_NOTIFY: 2648 if (arg == ISPASYNC_CHANGE_PDB) { 2649 isp_prt(isp, ISP_LOGINFO, 2650 "Port Database Changed"); 2651 } else if (arg == ISPASYNC_CHANGE_SNS) { 2652 isp_prt(isp, ISP_LOGINFO, 2653 "Name Server Database Changed"); 2654 } 2655 cv_signal(&isp->isp_osinfo.kthread_cv); 2656 break; 2657 case ISPASYNC_FABRIC_DEV: 2658 { 2659 int target, lrange; 2660 struct lportdb *lp = NULL; 2661 char *pt; 2662 sns_ganrsp_t *resp = (sns_ganrsp_t *) arg; 2663 u_int32_t portid; 2664 u_int64_t wwpn, wwnn; 2665 fcparam *fcp = isp->isp_param; 2666 2667 portid = 2668 (((u_int32_t) resp->snscb_port_id[0]) << 16) | 2669 (((u_int32_t) resp->snscb_port_id[1]) << 8) | 2670 (((u_int32_t) resp->snscb_port_id[2])); 2671 2672 wwpn = 2673 (((u_int64_t)resp->snscb_portname[0]) << 56) | 2674 (((u_int64_t)resp->snscb_portname[1]) << 48) | 2675 (((u_int64_t)resp->snscb_portname[2]) << 40) | 2676 (((u_int64_t)resp->snscb_portname[3]) << 32) | 2677 (((u_int64_t)resp->snscb_portname[4]) << 24) | 2678 (((u_int64_t)resp->snscb_portname[5]) << 16) | 2679 (((u_int64_t)resp->snscb_portname[6]) << 8) | 2680 (((u_int64_t)resp->snscb_portname[7])); 2681 2682 wwnn = 2683 (((u_int64_t)resp->snscb_nodename[0]) << 56) | 2684 (((u_int64_t)resp->snscb_nodename[1]) << 48) | 2685 (((u_int64_t)resp->snscb_nodename[2]) << 40) | 2686 (((u_int64_t)resp->snscb_nodename[3]) << 32) | 2687 (((u_int64_t)resp->snscb_nodename[4]) << 24) | 2688 (((u_int64_t)resp->snscb_nodename[5]) << 16) | 2689 (((u_int64_t)resp->snscb_nodename[6]) << 8) | 2690 (((u_int64_t)resp->snscb_nodename[7])); 2691 if (portid == 0 || wwpn == 0) { 2692 break; 2693 } 2694 2695 switch (resp->snscb_port_type) { 2696 case 1: 2697 pt = " N_Port"; 2698 break; 2699 case 2: 2700 pt = " NL_Port"; 2701 break; 2702 case 3: 2703 pt = "F/NL_Port"; 2704 break; 2705 case 0x7f: 2706 pt = " Nx_Port"; 2707 break; 2708 case 0x81: 2709 pt = " F_port"; 2710 break; 2711 case 0x82: 2712 pt = " FL_Port"; 2713 break; 2714 case 0x84: 2715 pt = " E_port"; 2716 break; 2717 default: 2718 pt = "?"; 2719 break; 2720 } 2721 isp_prt(isp, ISP_LOGINFO, 2722 "%s @ 0x%x, Node 0x%08x%08x Port %08x%08x", 2723 pt, portid, ((u_int32_t) (wwnn >> 32)), ((u_int32_t) wwnn), 2724 ((u_int32_t) (wwpn >> 32)), ((u_int32_t) wwpn)); 2725 /* 2726 * We're only interested in SCSI_FCP types (for now) 2727 */ 2728 if ((resp->snscb_fc4_types[2] & 1) == 0) { 2729 break; 2730 } 2731 if (fcp->isp_topo != TOPO_F_PORT) 2732 lrange = FC_SNS_ID+1; 2733 else 2734 lrange = 0; 2735 /* 2736 * Is it already in our list? 2737 */ 2738 for (target = lrange; target < MAX_FC_TARG; target++) { 2739 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 2740 continue; 2741 } 2742 lp = &fcp->portdb[target]; 2743 if (lp->port_wwn == wwpn && lp->node_wwn == wwnn) { 2744 lp->fabric_dev = 1; 2745 break; 2746 } 2747 } 2748 if (target < MAX_FC_TARG) { 2749 break; 2750 } 2751 for (target = lrange; target < MAX_FC_TARG; target++) { 2752 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 2753 continue; 2754 } 2755 lp = &fcp->portdb[target]; 2756 if (lp->port_wwn == 0) { 2757 break; 2758 } 2759 } 2760 if (target == MAX_FC_TARG) { 2761 isp_prt(isp, ISP_LOGWARN, 2762 "no more space for fabric devices"); 2763 break; 2764 } 2765 lp->node_wwn = wwnn; 2766 lp->port_wwn = wwpn; 2767 lp->portid = portid; 2768 lp->fabric_dev = 1; 2769 break; 2770 } 2771 #ifdef ISP_TARGET_MODE 2772 case ISPASYNC_TARGET_MESSAGE: 2773 { 2774 tmd_msg_t *mp = arg; 2775 isp_prt(isp, ISP_LOGALL, 2776 "bus %d iid %d tgt %d lun %d ttype %x tval %x msg[0]=%x", 2777 mp->nt_bus, (int) mp->nt_iid, (int) mp->nt_tgt, 2778 (int) mp->nt_lun, mp->nt_tagtype, mp->nt_tagval, 2779 mp->nt_msg[0]); 2780 break; 2781 } 2782 case ISPASYNC_TARGET_EVENT: 2783 { 2784 tmd_event_t *ep = arg; 2785 isp_prt(isp, ISP_LOGALL, 2786 "bus %d event code 0x%x", ep->ev_bus, ep->ev_event); 2787 break; 2788 } 2789 case ISPASYNC_TARGET_ACTION: 2790 switch (((isphdr_t *)arg)->rqs_entry_type) { 2791 default: 2792 isp_prt(isp, ISP_LOGWARN, 2793 "event 0x%x for unhandled target action", 2794 ((isphdr_t *)arg)->rqs_entry_type); 2795 break; 2796 case RQSTYPE_ATIO: 2797 rv = isp_handle_platform_atio(isp, (at_entry_t *) arg); 2798 break; 2799 case RQSTYPE_ATIO2: 2800 rv = isp_handle_platform_atio2(isp, (at2_entry_t *)arg); 2801 break; 2802 case RQSTYPE_CTIO2: 2803 case RQSTYPE_CTIO: 2804 rv = isp_handle_platform_ctio(isp, arg); 2805 break; 2806 case RQSTYPE_ENABLE_LUN: 2807 case RQSTYPE_MODIFY_LUN: 2808 if (IS_DUALBUS(isp)) { 2809 bus = 2810 GET_BUS_VAL(((lun_entry_t *)arg)->le_rsvd); 2811 } else { 2812 bus = 0; 2813 } 2814 isp_cv_signal_rqe(isp, bus, 2815 ((lun_entry_t *)arg)->le_status); 2816 break; 2817 } 2818 break; 2819 #endif 2820 case ISPASYNC_FW_CRASH: 2821 { 2822 u_int16_t mbox1, mbox6; 2823 mbox1 = ISP_READ(isp, OUTMAILBOX1); 2824 if (IS_DUALBUS(isp)) { 2825 mbox6 = ISP_READ(isp, OUTMAILBOX6); 2826 } else { 2827 mbox6 = 0; 2828 } 2829 isp_prt(isp, ISP_LOGERR, 2830 "Internal Firmware on bus %d Error @ RISC Address 0x%x", 2831 mbox6, mbox1); 2832 isp_reinit(isp); 2833 break; 2834 } 2835 case ISPASYNC_UNHANDLED_RESPONSE: 2836 break; 2837 default: 2838 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 2839 break; 2840 } 2841 return (rv); 2842 } 2843 2844 2845 /* 2846 * Locks are held before coming here. 2847 */ 2848 void 2849 isp_uninit(struct ispsoftc *isp) 2850 { 2851 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 2852 DISABLE_INTS(isp); 2853 } 2854 2855 void 2856 isp_prt(struct ispsoftc *isp, int level, const char *fmt, ...) 2857 { 2858 va_list ap; 2859 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 2860 return; 2861 } 2862 printf("%s: ", device_get_nameunit(isp->isp_dev)); 2863 va_start(ap, fmt); 2864 vprintf(fmt, ap); 2865 va_end(ap); 2866 printf("\n"); 2867 } 2868