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/module.h> 34 #include <sys/ioccom.h> 35 #include <dev/isp/isp_ioctl.h> 36 37 38 MODULE_VERSION(isp, 1); 39 int isp_announced = 0; 40 ispfwfunc *isp_get_firmware_p = NULL; 41 42 static d_ioctl_t ispioctl; 43 static void isp_intr_enable(void *); 44 static void isp_cam_async(void *, u_int32_t, struct cam_path *, void *); 45 static void isp_poll(struct cam_sim *); 46 static timeout_t isp_watchdog; 47 static void isp_kthread(void *); 48 static void isp_action(struct cam_sim *, union ccb *); 49 50 51 #define ISP_CDEV_MAJOR 248 52 static struct cdevsw isp_cdevsw = { 53 /* open */ nullopen, 54 /* close */ nullclose, 55 /* read */ noread, 56 /* write */ nowrite, 57 /* ioctl */ ispioctl, 58 /* poll */ nopoll, 59 /* mmap */ nommap, 60 /* strategy */ nostrategy, 61 /* name */ "isp", 62 /* maj */ ISP_CDEV_MAJOR, 63 /* dump */ nodump, 64 /* psize */ nopsize, 65 /* flags */ D_TAPE, 66 }; 67 68 static struct ispsoftc *isplist = NULL; 69 70 void 71 isp_attach(struct ispsoftc *isp) 72 { 73 int primary, secondary; 74 struct ccb_setasync csa; 75 struct cam_devq *devq; 76 struct cam_sim *sim; 77 struct cam_path *path; 78 79 /* 80 * Establish (in case of 12X0) which bus is the primary. 81 */ 82 83 primary = 0; 84 secondary = 1; 85 86 /* 87 * Create the device queue for our SIM(s). 88 */ 89 devq = cam_simq_alloc(isp->isp_maxcmds); 90 if (devq == NULL) { 91 return; 92 } 93 94 /* 95 * Construct our SIM entry. 96 */ 97 ISPLOCK_2_CAMLOCK(isp); 98 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 99 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 100 if (sim == NULL) { 101 cam_simq_free(devq); 102 CAMLOCK_2_ISPLOCK(isp); 103 return; 104 } 105 CAMLOCK_2_ISPLOCK(isp); 106 107 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 108 isp->isp_osinfo.ehook.ich_arg = isp; 109 ISPLOCK_2_CAMLOCK(isp); 110 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 111 cam_sim_free(sim, TRUE); 112 CAMLOCK_2_ISPLOCK(isp); 113 isp_prt(isp, ISP_LOGERR, 114 "could not establish interrupt enable hook"); 115 return; 116 } 117 118 if (xpt_bus_register(sim, primary) != CAM_SUCCESS) { 119 cam_sim_free(sim, TRUE); 120 CAMLOCK_2_ISPLOCK(isp); 121 return; 122 } 123 124 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 125 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 126 xpt_bus_deregister(cam_sim_path(sim)); 127 cam_sim_free(sim, TRUE); 128 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 129 CAMLOCK_2_ISPLOCK(isp); 130 return; 131 } 132 133 xpt_setup_ccb(&csa.ccb_h, path, 5); 134 csa.ccb_h.func_code = XPT_SASYNC_CB; 135 csa.event_enable = AC_LOST_DEVICE; 136 csa.callback = isp_cam_async; 137 csa.callback_arg = sim; 138 xpt_action((union ccb *)&csa); 139 CAMLOCK_2_ISPLOCK(isp); 140 isp->isp_sim = sim; 141 isp->isp_path = path; 142 /* 143 * Create a kernel thread for fibre channel instances. We 144 * don't have dual channel FC cards. 145 */ 146 if (IS_FC(isp)) { 147 ISPLOCK_2_CAMLOCK(isp); 148 /* XXX: LOCK VIOLATION */ 149 cv_init(&isp->isp_osinfo.kthread_cv, "isp_kthread_cv"); 150 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 151 RFHIGHPID, 0, "%s: fc_thrd", 152 device_get_nameunit(isp->isp_dev))) { 153 xpt_bus_deregister(cam_sim_path(sim)); 154 cam_sim_free(sim, TRUE); 155 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 156 CAMLOCK_2_ISPLOCK(isp); 157 isp_prt(isp, ISP_LOGERR, "could not create kthread"); 158 return; 159 } 160 CAMLOCK_2_ISPLOCK(isp); 161 } 162 163 164 /* 165 * If we have a second channel, construct SIM entry for that. 166 */ 167 if (IS_DUALBUS(isp)) { 168 ISPLOCK_2_CAMLOCK(isp); 169 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 170 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 171 if (sim == NULL) { 172 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 173 xpt_free_path(isp->isp_path); 174 cam_simq_free(devq); 175 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 176 return; 177 } 178 if (xpt_bus_register(sim, secondary) != CAM_SUCCESS) { 179 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 180 xpt_free_path(isp->isp_path); 181 cam_sim_free(sim, TRUE); 182 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 183 CAMLOCK_2_ISPLOCK(isp); 184 return; 185 } 186 187 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 188 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 189 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 190 xpt_free_path(isp->isp_path); 191 xpt_bus_deregister(cam_sim_path(sim)); 192 cam_sim_free(sim, TRUE); 193 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 194 CAMLOCK_2_ISPLOCK(isp); 195 return; 196 } 197 198 xpt_setup_ccb(&csa.ccb_h, path, 5); 199 csa.ccb_h.func_code = XPT_SASYNC_CB; 200 csa.event_enable = AC_LOST_DEVICE; 201 csa.callback = isp_cam_async; 202 csa.callback_arg = sim; 203 xpt_action((union ccb *)&csa); 204 CAMLOCK_2_ISPLOCK(isp); 205 isp->isp_sim2 = sim; 206 isp->isp_path2 = path; 207 } 208 209 #ifdef ISP_TARGET_MODE 210 cv_init(&isp->isp_osinfo.tgtcv0[0], "isp_tgcv0a"); 211 cv_init(&isp->isp_osinfo.tgtcv0[1], "isp_tgcv0b"); 212 cv_init(&isp->isp_osinfo.tgtcv1[0], "isp_tgcv1a"); 213 cv_init(&isp->isp_osinfo.tgtcv1[1], "isp_tgcv1b"); 214 #endif 215 /* 216 * Create device nodes 217 */ 218 (void) make_dev(&isp_cdevsw, device_get_unit(isp->isp_dev), UID_ROOT, 219 GID_OPERATOR, 0600, "%s", device_get_nameunit(isp->isp_dev)); 220 221 if (isp->isp_role != ISP_ROLE_NONE) { 222 isp->isp_state = ISP_RUNSTATE; 223 ENABLE_INTS(isp); 224 } 225 if (isplist == NULL) { 226 isplist = isp; 227 } else { 228 struct ispsoftc *tmp = isplist; 229 while (tmp->isp_osinfo.next) { 230 tmp = tmp->isp_osinfo.next; 231 } 232 tmp->isp_osinfo.next = isp; 233 } 234 235 } 236 237 static INLINE void 238 isp_freeze_loopdown(struct ispsoftc *isp, char *msg) 239 { 240 if (isp->isp_osinfo.simqfrozen == 0) { 241 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown)", msg); 242 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 243 ISPLOCK_2_CAMLOCK(isp); 244 xpt_freeze_simq(isp->isp_sim, 1); 245 CAMLOCK_2_ISPLOCK(isp); 246 } else { 247 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown)", msg); 248 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 249 } 250 } 251 252 static int 253 ispioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct thread *td) 254 { 255 struct ispsoftc *isp; 256 int retval = ENOTTY; 257 258 isp = isplist; 259 while (isp) { 260 if (minor(dev) == device_get_unit(isp->isp_dev)) { 261 break; 262 } 263 isp = isp->isp_osinfo.next; 264 } 265 if (isp == NULL) 266 return (ENXIO); 267 268 switch (cmd) { 269 #ifdef ISP_FW_CRASH_DUMP 270 case ISP_GET_FW_CRASH_DUMP: 271 { 272 u_int16_t *ptr = FCPARAM(isp)->isp_dump_data; 273 size_t sz; 274 275 retval = 0; 276 if (IS_2200(isp)) 277 sz = QLA2200_RISC_IMAGE_DUMP_SIZE; 278 else 279 sz = QLA2300_RISC_IMAGE_DUMP_SIZE; 280 ISP_LOCK(isp); 281 if (ptr && *ptr) { 282 void *uaddr = *((void **) addr); 283 if (copyout(ptr, uaddr, sz)) { 284 retval = EFAULT; 285 } else { 286 *ptr = 0; 287 } 288 } else { 289 retval = ENXIO; 290 } 291 ISP_UNLOCK(isp); 292 break; 293 } 294 295 case ISP_FORCE_CRASH_DUMP: 296 ISP_LOCK(isp); 297 isp_freeze_loopdown(isp, "ispioctl(ISP_FORCE_CRASH_DUMP)"); 298 isp_fw_dump(isp); 299 isp_reinit(isp); 300 ISP_UNLOCK(isp); 301 retval = 0; 302 break; 303 #endif 304 case ISP_SDBLEV: 305 { 306 int olddblev = isp->isp_dblev; 307 isp->isp_dblev = *(int *)addr; 308 *(int *)addr = olddblev; 309 retval = 0; 310 break; 311 } 312 case ISP_RESETHBA: 313 ISP_LOCK(isp); 314 isp_reinit(isp); 315 ISP_UNLOCK(isp); 316 retval = 0; 317 break; 318 case ISP_RESCAN: 319 if (IS_FC(isp)) { 320 ISP_LOCK(isp); 321 if (isp_fc_runstate(isp, 5 * 1000000)) { 322 retval = EIO; 323 } else { 324 retval = 0; 325 } 326 ISP_UNLOCK(isp); 327 } 328 break; 329 case ISP_FC_LIP: 330 if (IS_FC(isp)) { 331 ISP_LOCK(isp); 332 if (isp_control(isp, ISPCTL_SEND_LIP, 0)) { 333 retval = EIO; 334 } else { 335 retval = 0; 336 } 337 ISP_UNLOCK(isp); 338 } 339 break; 340 case ISP_FC_GETDINFO: 341 { 342 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 343 struct lportdb *lp; 344 345 if (ifc->loopid < 0 || ifc->loopid >= MAX_FC_TARG) { 346 retval = EINVAL; 347 break; 348 } 349 ISP_LOCK(isp); 350 lp = &FCPARAM(isp)->portdb[ifc->loopid]; 351 if (lp->valid) { 352 ifc->loopid = lp->loopid; 353 ifc->portid = lp->portid; 354 ifc->node_wwn = lp->node_wwn; 355 ifc->port_wwn = lp->port_wwn; 356 retval = 0; 357 } else { 358 retval = ENODEV; 359 } 360 ISP_UNLOCK(isp); 361 break; 362 } 363 case ISP_GET_STATS: 364 { 365 isp_stats_t *sp = (isp_stats_t *) addr; 366 367 MEMZERO(sp, sizeof (*sp)); 368 sp->isp_stat_version = ISP_STATS_VERSION; 369 sp->isp_type = isp->isp_type; 370 sp->isp_revision = isp->isp_revision; 371 ISP_LOCK(isp); 372 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 373 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 374 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 375 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 376 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 377 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 378 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 379 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 380 ISP_UNLOCK(isp); 381 retval = 0; 382 break; 383 } 384 case ISP_CLR_STATS: 385 ISP_LOCK(isp); 386 isp->isp_intcnt = 0; 387 isp->isp_intbogus = 0; 388 isp->isp_intmboxc = 0; 389 isp->isp_intoasync = 0; 390 isp->isp_rsltccmplt = 0; 391 isp->isp_fphccmplt = 0; 392 isp->isp_rscchiwater = 0; 393 isp->isp_fpcchiwater = 0; 394 ISP_UNLOCK(isp); 395 retval = 0; 396 break; 397 case ISP_FC_GETHINFO: 398 { 399 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 400 MEMZERO(hba, sizeof (*hba)); 401 ISP_LOCK(isp); 402 hba->fc_speed = FCPARAM(isp)->isp_gbspeed; 403 hba->fc_scsi_supported = 1; 404 hba->fc_topology = FCPARAM(isp)->isp_topo + 1; 405 hba->fc_loopid = FCPARAM(isp)->isp_loopid; 406 hba->active_node_wwn = FCPARAM(isp)->isp_nodewwn; 407 hba->active_port_wwn = FCPARAM(isp)->isp_portwwn; 408 ISP_UNLOCK(isp); 409 retval = 0; 410 break; 411 } 412 case ISP_GET_FC_PARAM: 413 { 414 struct isp_fc_param *f = (struct isp_fc_param *) addr; 415 416 if (!IS_FC(isp)) { 417 retval = EINVAL; 418 break; 419 } 420 f->parameter = 0; 421 if (strcmp(f->param_name, "framelength") == 0) { 422 f->parameter = FCPARAM(isp)->isp_maxfrmlen; 423 retval = 0; 424 break; 425 } 426 if (strcmp(f->param_name, "exec_throttle") == 0) { 427 f->parameter = FCPARAM(isp)->isp_execthrottle; 428 retval = 0; 429 break; 430 } 431 if (strcmp(f->param_name, "fullduplex") == 0) { 432 if (FCPARAM(isp)->isp_fwoptions & ICBOPT_FULL_DUPLEX) 433 f->parameter = 1; 434 retval = 0; 435 break; 436 } 437 if (strcmp(f->param_name, "loopid") == 0) { 438 f->parameter = FCPARAM(isp)->isp_loopid; 439 retval = 0; 440 break; 441 } 442 retval = EINVAL; 443 break; 444 } 445 case ISP_SET_FC_PARAM: 446 { 447 struct isp_fc_param *f = (struct isp_fc_param *) addr; 448 u_int32_t param = f->parameter; 449 450 if (!IS_FC(isp)) { 451 retval = EINVAL; 452 break; 453 } 454 f->parameter = 0; 455 if (strcmp(f->param_name, "framelength") == 0) { 456 if (param != 512 && param != 1024 && param != 1024) { 457 retval = EINVAL; 458 break; 459 } 460 FCPARAM(isp)->isp_maxfrmlen = param; 461 retval = 0; 462 break; 463 } 464 if (strcmp(f->param_name, "exec_throttle") == 0) { 465 if (param < 16 || param > 255) { 466 retval = EINVAL; 467 break; 468 } 469 FCPARAM(isp)->isp_execthrottle = param; 470 retval = 0; 471 break; 472 } 473 if (strcmp(f->param_name, "fullduplex") == 0) { 474 if (param != 0 && param != 1) { 475 retval = EINVAL; 476 break; 477 } 478 if (param) { 479 FCPARAM(isp)->isp_fwoptions |= 480 ICBOPT_FULL_DUPLEX; 481 } else { 482 FCPARAM(isp)->isp_fwoptions &= 483 ~ICBOPT_FULL_DUPLEX; 484 } 485 retval = 0; 486 break; 487 } 488 if (strcmp(f->param_name, "loopid") == 0) { 489 if (param < 0 || param > 125) { 490 retval = EINVAL; 491 break; 492 } 493 FCPARAM(isp)->isp_loopid = param; 494 retval = 0; 495 break; 496 } 497 retval = EINVAL; 498 break; 499 } 500 default: 501 break; 502 } 503 return (retval); 504 } 505 506 static void 507 isp_intr_enable(void *arg) 508 { 509 struct ispsoftc *isp = arg; 510 if (isp->isp_role != ISP_ROLE_NONE) { 511 ENABLE_INTS(isp); 512 isp->isp_osinfo.intsok = 1; 513 } 514 /* Release our hook so that the boot can continue. */ 515 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 516 } 517 518 /* 519 * Put the target mode functions here, because some are inlines 520 */ 521 522 #ifdef ISP_TARGET_MODE 523 524 static INLINE int is_lun_enabled(struct ispsoftc *, int, lun_id_t); 525 static INLINE int are_any_luns_enabled(struct ispsoftc *, int); 526 static INLINE tstate_t *get_lun_statep(struct ispsoftc *, int, lun_id_t); 527 static INLINE void rls_lun_statep(struct ispsoftc *, tstate_t *); 528 static INLINE int isp_psema_sig_rqe(struct ispsoftc *, int); 529 static INLINE int isp_cv_wait_timed_rqe(struct ispsoftc *, int, int); 530 static INLINE void isp_cv_signal_rqe(struct ispsoftc *, int, int); 531 static INLINE void isp_vsema_rqe(struct ispsoftc *, int); 532 static INLINE atio_private_data_t *isp_get_atpd(struct ispsoftc *, int); 533 static cam_status 534 create_lun_state(struct ispsoftc *, int, struct cam_path *, tstate_t **); 535 static void destroy_lun_state(struct ispsoftc *, tstate_t *); 536 static void isp_en_lun(struct ispsoftc *, union ccb *); 537 static cam_status isp_abort_tgt_ccb(struct ispsoftc *, union ccb *); 538 static timeout_t isp_refire_putback_atio; 539 static void isp_complete_ctio(union ccb *); 540 static void isp_target_putback_atio(union ccb *); 541 static cam_status isp_target_start_ctio(struct ispsoftc *, union ccb *); 542 static int isp_handle_platform_atio(struct ispsoftc *, at_entry_t *); 543 static int isp_handle_platform_atio2(struct ispsoftc *, at2_entry_t *); 544 static int isp_handle_platform_ctio(struct ispsoftc *, void *); 545 static int isp_handle_platform_notify_scsi(struct ispsoftc *, in_entry_t *); 546 static int isp_handle_platform_notify_fc(struct ispsoftc *, in_fcentry_t *); 547 548 static INLINE int 549 is_lun_enabled(struct ispsoftc *isp, int bus, lun_id_t lun) 550 { 551 tstate_t *tptr; 552 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 553 if (tptr == NULL) { 554 return (0); 555 } 556 do { 557 if (tptr->lun == (lun_id_t) lun && tptr->bus == bus) { 558 return (1); 559 } 560 } while ((tptr = tptr->next) != NULL); 561 return (0); 562 } 563 564 static INLINE int 565 are_any_luns_enabled(struct ispsoftc *isp, int port) 566 { 567 int lo, hi; 568 if (IS_DUALBUS(isp)) { 569 lo = (port * (LUN_HASH_SIZE >> 1)); 570 hi = lo + (LUN_HASH_SIZE >> 1); 571 } else { 572 lo = 0; 573 hi = LUN_HASH_SIZE; 574 } 575 for (lo = 0; lo < hi; lo++) { 576 if (isp->isp_osinfo.lun_hash[lo]) { 577 return (1); 578 } 579 } 580 return (0); 581 } 582 583 static INLINE tstate_t * 584 get_lun_statep(struct ispsoftc *isp, int bus, lun_id_t lun) 585 { 586 tstate_t *tptr = NULL; 587 588 if (lun == CAM_LUN_WILDCARD) { 589 if (isp->isp_osinfo.tmflags[bus] & TM_WILDCARD_ENABLED) { 590 tptr = &isp->isp_osinfo.tsdflt[bus]; 591 tptr->hold++; 592 return (tptr); 593 } 594 } else { 595 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 596 if (tptr == NULL) { 597 return (NULL); 598 } 599 } 600 601 do { 602 if (tptr->lun == lun && tptr->bus == bus) { 603 tptr->hold++; 604 return (tptr); 605 } 606 } while ((tptr = tptr->next) != NULL); 607 return (tptr); 608 } 609 610 static INLINE void 611 rls_lun_statep(struct ispsoftc *isp, tstate_t *tptr) 612 { 613 if (tptr->hold) 614 tptr->hold--; 615 } 616 617 static INLINE int 618 isp_psema_sig_rqe(struct ispsoftc *isp, int bus) 619 { 620 while (isp->isp_osinfo.tmflags[bus] & TM_BUSY) { 621 isp->isp_osinfo.tmflags[bus] |= TM_WANTED; 622 #ifdef ISP_SMPLOCK 623 if (cv_wait_sig(&isp->isp_osinfo.tgtcv0[bus], &isp->isp_lock)) { 624 return (-1); 625 } 626 #else 627 if (tsleep(&isp->isp_osinfo.tgtcv0[bus], PZERO, "cv_isp", 0)) { 628 return (-1); 629 } 630 #endif 631 isp->isp_osinfo.tmflags[bus] |= TM_BUSY; 632 } 633 return (0); 634 } 635 636 static INLINE int 637 isp_cv_wait_timed_rqe(struct ispsoftc *isp, int bus, int timo) 638 { 639 #ifdef ISP_SMPLOCK 640 if (cv_timedwait(&isp->isp_osinfo.tgtcv1[bus], &isp->isp_lock, timo)) { 641 return (-1); 642 } 643 #else 644 if (tsleep(&isp->isp_osinfo.tgtcv1[bus], PZERO, "cv_isp1", 0)) { 645 return (-1); 646 } 647 #endif 648 return (0); 649 } 650 651 static INLINE void 652 isp_cv_signal_rqe(struct ispsoftc *isp, int bus, int status) 653 { 654 isp->isp_osinfo.rstatus[bus] = status; 655 #ifdef ISP_SMPLOCK 656 cv_signal(&isp->isp_osinfo.tgtcv1[bus]); 657 #else 658 wakeup(&isp->isp_osinfo.tgtcv1[bus]); 659 #endif 660 } 661 662 static INLINE void 663 isp_vsema_rqe(struct ispsoftc *isp, int bus) 664 { 665 if (isp->isp_osinfo.tmflags[bus] & TM_WANTED) { 666 isp->isp_osinfo.tmflags[bus] &= ~TM_WANTED; 667 #ifdef ISP_SMPLOCK 668 cv_signal(&isp->isp_osinfo.tgtcv0[bus]); 669 #else 670 cv_signal(&isp->isp_osinfo.tgtcv0[bus]); 671 #endif 672 } 673 isp->isp_osinfo.tmflags[bus] &= ~TM_BUSY; 674 } 675 676 static INLINE atio_private_data_t * 677 isp_get_atpd(struct ispsoftc *isp, int tag) 678 { 679 atio_private_data_t *atp; 680 for (atp = isp->isp_osinfo.atpdp; 681 atp < &isp->isp_osinfo.atpdp[ATPDPSIZE]; atp++) { 682 if (atp->tag == tag) 683 return (atp); 684 } 685 return (NULL); 686 } 687 688 static cam_status 689 create_lun_state(struct ispsoftc *isp, int bus, 690 struct cam_path *path, tstate_t **rslt) 691 { 692 cam_status status; 693 lun_id_t lun; 694 int hfx; 695 tstate_t *tptr, *new; 696 697 lun = xpt_path_lun_id(path); 698 if (lun < 0) { 699 return (CAM_LUN_INVALID); 700 } 701 if (is_lun_enabled(isp, bus, lun)) { 702 return (CAM_LUN_ALRDY_ENA); 703 } 704 new = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 705 if (new == NULL) { 706 return (CAM_RESRC_UNAVAIL); 707 } 708 709 status = xpt_create_path(&new->owner, NULL, xpt_path_path_id(path), 710 xpt_path_target_id(path), xpt_path_lun_id(path)); 711 if (status != CAM_REQ_CMP) { 712 free(new, M_DEVBUF); 713 return (status); 714 } 715 new->bus = bus; 716 new->lun = lun; 717 SLIST_INIT(&new->atios); 718 SLIST_INIT(&new->inots); 719 new->hold = 1; 720 721 hfx = LUN_HASH_FUNC(isp, new->bus, new->lun); 722 tptr = isp->isp_osinfo.lun_hash[hfx]; 723 if (tptr == NULL) { 724 isp->isp_osinfo.lun_hash[hfx] = new; 725 } else { 726 while (tptr->next) 727 tptr = tptr->next; 728 tptr->next = new; 729 } 730 *rslt = new; 731 return (CAM_REQ_CMP); 732 } 733 734 static INLINE void 735 destroy_lun_state(struct ispsoftc *isp, tstate_t *tptr) 736 { 737 int hfx; 738 tstate_t *lw, *pw; 739 740 hfx = LUN_HASH_FUNC(isp, tptr->bus, tptr->lun); 741 if (tptr->hold) { 742 return; 743 } 744 pw = isp->isp_osinfo.lun_hash[hfx]; 745 if (pw == NULL) { 746 return; 747 } else if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 748 isp->isp_osinfo.lun_hash[hfx] = pw->next; 749 } else { 750 lw = pw; 751 pw = lw->next; 752 while (pw) { 753 if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 754 lw->next = pw->next; 755 break; 756 } 757 lw = pw; 758 pw = pw->next; 759 } 760 if (pw == NULL) { 761 return; 762 } 763 } 764 free(tptr, M_DEVBUF); 765 } 766 767 /* 768 * we enter with our locks held. 769 */ 770 static void 771 isp_en_lun(struct ispsoftc *isp, union ccb *ccb) 772 { 773 const char lfmt[] = "Lun now %sabled for target mode on channel %d"; 774 struct ccb_en_lun *cel = &ccb->cel; 775 tstate_t *tptr; 776 u_int16_t rstat; 777 int bus, cmd, av, wildcard; 778 lun_id_t lun; 779 target_id_t tgt; 780 781 782 bus = XS_CHANNEL(ccb) & 0x1; 783 tgt = ccb->ccb_h.target_id; 784 lun = ccb->ccb_h.target_lun; 785 786 /* 787 * Do some sanity checking first. 788 */ 789 790 if ((lun != CAM_LUN_WILDCARD) && 791 (lun < 0 || lun >= (lun_id_t) isp->isp_maxluns)) { 792 ccb->ccb_h.status = CAM_LUN_INVALID; 793 return; 794 } 795 796 if (IS_SCSI(isp)) { 797 sdparam *sdp = isp->isp_param; 798 sdp += bus; 799 if (tgt != CAM_TARGET_WILDCARD && 800 tgt != sdp->isp_initiator_id) { 801 ccb->ccb_h.status = CAM_TID_INVALID; 802 return; 803 } 804 } else { 805 if (tgt != CAM_TARGET_WILDCARD && 806 tgt != FCPARAM(isp)->isp_iid) { 807 ccb->ccb_h.status = CAM_TID_INVALID; 808 return; 809 } 810 /* 811 * This is as a good a place as any to check f/w capabilities. 812 */ 813 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_TMODE) == 0) { 814 isp_prt(isp, ISP_LOGERR, 815 "firmware does not support target mode"); 816 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 817 return; 818 } 819 /* 820 * XXX: We *could* handle non-SCCLUN f/w, but we'd have to 821 * XXX: dorks with our already fragile enable/disable code. 822 */ 823 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) == 0) { 824 isp_prt(isp, ISP_LOGERR, 825 "firmware not SCCLUN capable"); 826 } 827 } 828 829 if (tgt == CAM_TARGET_WILDCARD) { 830 if (lun == CAM_LUN_WILDCARD) { 831 wildcard = 1; 832 } else { 833 ccb->ccb_h.status = CAM_LUN_INVALID; 834 return; 835 } 836 } else { 837 wildcard = 0; 838 } 839 840 /* 841 * Next check to see whether this is a target/lun wildcard action. 842 * 843 * If so, we know that we can accept commands for luns that haven't 844 * been enabled yet and send them upstream. Otherwise, we have to 845 * handle them locally (if we see them at all). 846 */ 847 848 if (wildcard) { 849 tptr = &isp->isp_osinfo.tsdflt[bus]; 850 if (cel->enable) { 851 if (isp->isp_osinfo.tmflags[bus] & 852 TM_WILDCARD_ENABLED) { 853 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 854 return; 855 } 856 ccb->ccb_h.status = 857 xpt_create_path(&tptr->owner, NULL, 858 xpt_path_path_id(ccb->ccb_h.path), 859 xpt_path_target_id(ccb->ccb_h.path), 860 xpt_path_lun_id(ccb->ccb_h.path)); 861 if (ccb->ccb_h.status != CAM_REQ_CMP) { 862 return; 863 } 864 SLIST_INIT(&tptr->atios); 865 SLIST_INIT(&tptr->inots); 866 isp->isp_osinfo.tmflags[bus] |= TM_WILDCARD_ENABLED; 867 } else { 868 if ((isp->isp_osinfo.tmflags[bus] & 869 TM_WILDCARD_ENABLED) == 0) { 870 ccb->ccb_h.status = CAM_REQ_CMP; 871 return; 872 } 873 if (tptr->hold) { 874 ccb->ccb_h.status = CAM_SCSI_BUSY; 875 return; 876 } 877 xpt_free_path(tptr->owner); 878 isp->isp_osinfo.tmflags[bus] &= ~TM_WILDCARD_ENABLED; 879 } 880 } 881 882 /* 883 * Now check to see whether this bus needs to be 884 * enabled/disabled with respect to target mode. 885 */ 886 av = bus << 31; 887 if (cel->enable && !(isp->isp_osinfo.tmflags[bus] & TM_TMODE_ENABLED)) { 888 av |= ENABLE_TARGET_FLAG; 889 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 890 if (av) { 891 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 892 if (wildcard) { 893 isp->isp_osinfo.tmflags[bus] &= 894 ~TM_WILDCARD_ENABLED; 895 xpt_free_path(tptr->owner); 896 } 897 return; 898 } 899 isp->isp_osinfo.tmflags[bus] |= TM_TMODE_ENABLED; 900 isp_prt(isp, ISP_LOGINFO, 901 "Target Mode enabled on channel %d", bus); 902 } else if (cel->enable == 0 && 903 (isp->isp_osinfo.tmflags[bus] & TM_TMODE_ENABLED) && wildcard) { 904 if (are_any_luns_enabled(isp, bus)) { 905 ccb->ccb_h.status = CAM_SCSI_BUSY; 906 return; 907 } 908 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 909 if (av) { 910 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 911 return; 912 } 913 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 914 isp_prt(isp, ISP_LOGINFO, 915 "Target Mode disabled on channel %d", bus); 916 } 917 918 if (wildcard) { 919 ccb->ccb_h.status = CAM_REQ_CMP; 920 return; 921 } 922 923 if (cel->enable) { 924 ccb->ccb_h.status = 925 create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 926 if (ccb->ccb_h.status != CAM_REQ_CMP) { 927 return; 928 } 929 } else { 930 tptr = get_lun_statep(isp, bus, lun); 931 if (tptr == NULL) { 932 ccb->ccb_h.status = CAM_LUN_INVALID; 933 return; 934 } 935 } 936 937 if (isp_psema_sig_rqe(isp, bus)) { 938 rls_lun_statep(isp, tptr); 939 if (cel->enable) 940 destroy_lun_state(isp, tptr); 941 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 942 return; 943 } 944 945 if (cel->enable) { 946 u_int32_t seq = isp->isp_osinfo.rollinfo++; 947 int c, n, ulun = lun; 948 949 cmd = RQSTYPE_ENABLE_LUN; 950 c = DFLT_CMND_CNT; 951 n = DFLT_INOT_CNT; 952 if (IS_FC(isp) && lun != 0) { 953 cmd = RQSTYPE_MODIFY_LUN; 954 n = 0; 955 /* 956 * For SCC firmware, we only deal with setting 957 * (enabling or modifying) lun 0. 958 */ 959 ulun = 0; 960 } 961 rstat = LUN_ERR; 962 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq)) { 963 xpt_print_path(ccb->ccb_h.path); 964 isp_prt(isp, ISP_LOGWARN, "isp_lun_cmd failed"); 965 goto out; 966 } 967 if (isp_cv_wait_timed_rqe(isp, bus, 30 * hz)) { 968 xpt_print_path(ccb->ccb_h.path); 969 isp_prt(isp, ISP_LOGERR, 970 "wait for ENABLE/MODIFY LUN timed out"); 971 goto out; 972 } 973 rstat = isp->isp_osinfo.rstatus[bus]; 974 if (rstat != LUN_OK) { 975 xpt_print_path(ccb->ccb_h.path); 976 isp_prt(isp, ISP_LOGERR, 977 "ENABLE/MODIFY LUN returned 0x%x", rstat); 978 goto out; 979 } 980 } else { 981 int c, n, ulun = lun; 982 u_int32_t seq; 983 984 rstat = LUN_ERR; 985 seq = isp->isp_osinfo.rollinfo++; 986 cmd = -RQSTYPE_MODIFY_LUN; 987 988 c = DFLT_CMND_CNT; 989 n = DFLT_INOT_CNT; 990 if (IS_FC(isp) && lun != 0) { 991 n = 0; 992 /* 993 * For SCC firmware, we only deal with setting 994 * (enabling or modifying) lun 0. 995 */ 996 ulun = 0; 997 } 998 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq)) { 999 xpt_print_path(ccb->ccb_h.path); 1000 isp_prt(isp, ISP_LOGERR, "isp_lun_cmd failed"); 1001 goto out; 1002 } 1003 if (isp_cv_wait_timed_rqe(isp, bus, 30 * hz)) { 1004 xpt_print_path(ccb->ccb_h.path); 1005 isp_prt(isp, ISP_LOGERR, 1006 "wait for MODIFY LUN timed out"); 1007 goto out; 1008 } 1009 rstat = isp->isp_osinfo.rstatus[bus]; 1010 if (rstat != LUN_OK) { 1011 xpt_print_path(ccb->ccb_h.path); 1012 isp_prt(isp, ISP_LOGERR, 1013 "MODIFY LUN returned 0x%x", rstat); 1014 goto out; 1015 } 1016 if (IS_FC(isp) && lun) { 1017 goto out; 1018 } 1019 1020 seq = isp->isp_osinfo.rollinfo++; 1021 1022 rstat = LUN_ERR; 1023 cmd = -RQSTYPE_ENABLE_LUN; 1024 if (isp_lun_cmd(isp, cmd, bus, tgt, lun, 0, 0, seq)) { 1025 xpt_print_path(ccb->ccb_h.path); 1026 isp_prt(isp, ISP_LOGERR, "isp_lun_cmd failed"); 1027 goto out; 1028 } 1029 if (isp_cv_wait_timed_rqe(isp, bus, 30 * hz)) { 1030 xpt_print_path(ccb->ccb_h.path); 1031 isp_prt(isp, ISP_LOGERR, 1032 "wait for DISABLE LUN timed out"); 1033 goto out; 1034 } 1035 rstat = isp->isp_osinfo.rstatus[bus]; 1036 if (rstat != LUN_OK) { 1037 xpt_print_path(ccb->ccb_h.path); 1038 isp_prt(isp, ISP_LOGWARN, 1039 "DISABLE LUN returned 0x%x", rstat); 1040 goto out; 1041 } 1042 if (are_any_luns_enabled(isp, bus) == 0) { 1043 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 1044 if (av) { 1045 isp_prt(isp, ISP_LOGWARN, 1046 "disable target mode on channel %d failed", 1047 bus); 1048 goto out; 1049 } 1050 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 1051 xpt_print_path(ccb->ccb_h.path); 1052 isp_prt(isp, ISP_LOGINFO, 1053 "Target Mode disabled on channel %d", bus); 1054 } 1055 } 1056 1057 out: 1058 isp_vsema_rqe(isp, bus); 1059 1060 if (rstat != LUN_OK) { 1061 xpt_print_path(ccb->ccb_h.path); 1062 isp_prt(isp, ISP_LOGWARN, 1063 "lun %sable failed", (cel->enable) ? "en" : "dis"); 1064 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1065 rls_lun_statep(isp, tptr); 1066 if (cel->enable) 1067 destroy_lun_state(isp, tptr); 1068 } else { 1069 xpt_print_path(ccb->ccb_h.path); 1070 isp_prt(isp, ISP_LOGINFO, lfmt, 1071 (cel->enable) ? "en" : "dis", bus); 1072 rls_lun_statep(isp, tptr); 1073 if (cel->enable == 0) { 1074 destroy_lun_state(isp, tptr); 1075 } 1076 ccb->ccb_h.status = CAM_REQ_CMP; 1077 } 1078 } 1079 1080 static cam_status 1081 isp_abort_tgt_ccb(struct ispsoftc *isp, union ccb *ccb) 1082 { 1083 tstate_t *tptr; 1084 struct ccb_hdr_slist *lp; 1085 struct ccb_hdr *curelm; 1086 int found; 1087 union ccb *accb = ccb->cab.abort_ccb; 1088 1089 if (accb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 1090 if (IS_FC(isp) && (accb->ccb_h.target_id != 1091 ((fcparam *) isp->isp_param)->isp_loopid)) { 1092 return (CAM_PATH_INVALID); 1093 } else if (IS_SCSI(isp) && (accb->ccb_h.target_id != 1094 ((sdparam *) isp->isp_param)->isp_initiator_id)) { 1095 return (CAM_PATH_INVALID); 1096 } 1097 } 1098 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), accb->ccb_h.target_lun); 1099 if (tptr == NULL) { 1100 return (CAM_PATH_INVALID); 1101 } 1102 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 1103 lp = &tptr->atios; 1104 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 1105 lp = &tptr->inots; 1106 } else { 1107 rls_lun_statep(isp, tptr); 1108 return (CAM_UA_ABORT); 1109 } 1110 curelm = SLIST_FIRST(lp); 1111 found = 0; 1112 if (curelm == &accb->ccb_h) { 1113 found = 1; 1114 SLIST_REMOVE_HEAD(lp, sim_links.sle); 1115 } else { 1116 while(curelm != NULL) { 1117 struct ccb_hdr *nextelm; 1118 1119 nextelm = SLIST_NEXT(curelm, sim_links.sle); 1120 if (nextelm == &accb->ccb_h) { 1121 found = 1; 1122 SLIST_NEXT(curelm, sim_links.sle) = 1123 SLIST_NEXT(nextelm, sim_links.sle); 1124 break; 1125 } 1126 curelm = nextelm; 1127 } 1128 } 1129 rls_lun_statep(isp, tptr); 1130 if (found) { 1131 accb->ccb_h.status = CAM_REQ_ABORTED; 1132 return (CAM_REQ_CMP); 1133 } 1134 return(CAM_PATH_INVALID); 1135 } 1136 1137 static cam_status 1138 isp_target_start_ctio(struct ispsoftc *isp, union ccb *ccb) 1139 { 1140 void *qe; 1141 struct ccb_scsiio *cso = &ccb->csio; 1142 u_int16_t *hp, save_handle; 1143 u_int16_t nxti, optr; 1144 u_int8_t local[QENTRY_LEN]; 1145 1146 1147 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1148 xpt_print_path(ccb->ccb_h.path); 1149 printf("Request Queue Overflow in isp_target_start_ctio\n"); 1150 return (CAM_RESRC_UNAVAIL); 1151 } 1152 bzero(local, QENTRY_LEN); 1153 1154 /* 1155 * We're either moving data or completing a command here. 1156 */ 1157 1158 if (IS_FC(isp)) { 1159 atio_private_data_t *atp; 1160 ct2_entry_t *cto = (ct2_entry_t *) local; 1161 1162 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1163 cto->ct_header.rqs_entry_count = 1; 1164 cto->ct_iid = cso->init_id; 1165 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) == 0) { 1166 cto->ct_lun = ccb->ccb_h.target_lun; 1167 } 1168 1169 atp = isp_get_atpd(isp, cso->tag_id); 1170 if (atp == NULL) { 1171 isp_prt(isp, ISP_LOGERR, 1172 "cannot find private data adjunct for tag %x", 1173 cso->tag_id); 1174 return (-1); 1175 } 1176 1177 cto->ct_rxid = cso->tag_id; 1178 if (cso->dxfer_len == 0) { 1179 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA; 1180 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1181 cto->ct_flags |= CT2_SENDSTATUS; 1182 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1183 cto->ct_resid = 1184 atp->orig_datalen - atp->bytes_xfered; 1185 if (cto->ct_resid < 0) { 1186 cto->rsp.m1.ct_scsi_status |= 1187 CT2_DATA_OVER; 1188 } else if (cto->ct_resid > 0) { 1189 cto->rsp.m1.ct_scsi_status |= 1190 CT2_DATA_UNDER; 1191 } 1192 } 1193 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1194 int m = min(cso->sense_len, MAXRESPLEN); 1195 bcopy(&cso->sense_data, cto->rsp.m1.ct_resp, m); 1196 cto->rsp.m1.ct_senselen = m; 1197 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1198 } 1199 } else { 1200 cto->ct_flags |= CT2_FLAG_MODE0; 1201 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1202 cto->ct_flags |= CT2_DATA_IN; 1203 } else { 1204 cto->ct_flags |= CT2_DATA_OUT; 1205 } 1206 cto->ct_reloff = atp->bytes_xfered; 1207 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1208 cto->ct_flags |= CT2_SENDSTATUS; 1209 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1210 cto->ct_resid = 1211 atp->orig_datalen - 1212 (atp->bytes_xfered + cso->dxfer_len); 1213 if (cto->ct_resid < 0) { 1214 cto->rsp.m0.ct_scsi_status |= 1215 CT2_DATA_OVER; 1216 } else if (cto->ct_resid > 0) { 1217 cto->rsp.m0.ct_scsi_status |= 1218 CT2_DATA_UNDER; 1219 } 1220 } else { 1221 atp->last_xframt = cso->dxfer_len; 1222 } 1223 /* 1224 * If we're sending data and status back together, 1225 * we can't also send back sense data as well. 1226 */ 1227 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1228 } 1229 1230 if (cto->ct_flags & CT2_SENDSTATUS) { 1231 isp_prt(isp, ISP_LOGTDEBUG0, 1232 "CTIO2[%x] STATUS %x origd %u curd %u resid %u", 1233 cto->ct_rxid, cso->scsi_status, atp->orig_datalen, 1234 cso->dxfer_len, cto->ct_resid); 1235 cto->ct_flags |= CT2_CCINCR; 1236 atp->state = ATPD_STATE_LAST_CTIO; 1237 } else 1238 atp->state = ATPD_STATE_CTIO; 1239 cto->ct_timeout = 10; 1240 hp = &cto->ct_syshandle; 1241 } else { 1242 ct_entry_t *cto = (ct_entry_t *) local; 1243 1244 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1245 cto->ct_header.rqs_entry_count = 1; 1246 cto->ct_iid = cso->init_id; 1247 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1248 cto->ct_tgt = ccb->ccb_h.target_id; 1249 cto->ct_lun = ccb->ccb_h.target_lun; 1250 cto->ct_fwhandle = AT_GET_HANDLE(cso->tag_id); 1251 if (AT_HAS_TAG(cso->tag_id)) { 1252 cto->ct_tag_val = (u_int8_t) AT_GET_TAG(cso->tag_id); 1253 cto->ct_flags |= CT_TQAE; 1254 } 1255 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1256 cto->ct_flags |= CT_NODISC; 1257 } 1258 if (cso->dxfer_len == 0) { 1259 cto->ct_flags |= CT_NO_DATA; 1260 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1261 cto->ct_flags |= CT_DATA_IN; 1262 } else { 1263 cto->ct_flags |= CT_DATA_OUT; 1264 } 1265 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1266 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1267 cto->ct_scsi_status = cso->scsi_status; 1268 cto->ct_resid = cso->resid; 1269 isp_prt(isp, ISP_LOGTDEBUG0, 1270 "CTIO[%x] SCSI STATUS 0x%x resid %d tag_id %x", 1271 cto->ct_fwhandle, cso->scsi_status, cso->resid, 1272 cso->tag_id); 1273 } 1274 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1275 cto->ct_timeout = 10; 1276 hp = &cto->ct_syshandle; 1277 } 1278 1279 if (isp_save_xs(isp, (XS_T *)ccb, hp)) { 1280 xpt_print_path(ccb->ccb_h.path); 1281 printf("No XFLIST pointers for isp_target_start_ctio\n"); 1282 return (CAM_RESRC_UNAVAIL); 1283 } 1284 1285 1286 /* 1287 * Call the dma setup routines for this entry (and any subsequent 1288 * CTIOs) if there's data to move, and then tell the f/w it's got 1289 * new things to play with. As with isp_start's usage of DMA setup, 1290 * any swizzling is done in the machine dependent layer. Because 1291 * of this, we put the request onto the queue area first in native 1292 * format. 1293 */ 1294 1295 save_handle = *hp; 1296 1297 switch (ISP_DMASETUP(isp, cso, (ispreq_t *) local, &nxti, optr)) { 1298 case CMD_QUEUED: 1299 ISP_ADD_REQUEST(isp, nxti); 1300 return (CAM_REQ_INPROG); 1301 1302 case CMD_EAGAIN: 1303 ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 1304 isp_destroy_handle(isp, save_handle); 1305 return (CAM_RESRC_UNAVAIL); 1306 1307 default: 1308 isp_destroy_handle(isp, save_handle); 1309 return (XS_ERR(ccb)); 1310 } 1311 } 1312 1313 static void 1314 isp_refire_putback_atio(void *arg) 1315 { 1316 int s = splcam(); 1317 isp_target_putback_atio(arg); 1318 splx(s); 1319 } 1320 1321 static void 1322 isp_target_putback_atio(union ccb *ccb) 1323 { 1324 struct ispsoftc *isp; 1325 struct ccb_scsiio *cso; 1326 u_int16_t nxti, optr; 1327 void *qe; 1328 1329 isp = XS_ISP(ccb); 1330 1331 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1332 (void) timeout(isp_refire_putback_atio, ccb, 10); 1333 isp_prt(isp, ISP_LOGWARN, 1334 "isp_target_putback_atio: Request Queue Overflow"); 1335 return; 1336 } 1337 bzero(qe, QENTRY_LEN); 1338 cso = &ccb->csio; 1339 if (IS_FC(isp)) { 1340 at2_entry_t local, *at = &local; 1341 MEMZERO(at, sizeof (at2_entry_t)); 1342 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1343 at->at_header.rqs_entry_count = 1; 1344 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) != 0) { 1345 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1346 } else { 1347 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1348 } 1349 at->at_status = CT_OK; 1350 at->at_rxid = cso->tag_id; 1351 at->at_iid = cso->ccb_h.target_id; 1352 isp_put_atio2(isp, at, qe); 1353 } else { 1354 at_entry_t local, *at = &local; 1355 MEMZERO(at, sizeof (at_entry_t)); 1356 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1357 at->at_header.rqs_entry_count = 1; 1358 at->at_iid = cso->init_id; 1359 at->at_iid |= XS_CHANNEL(ccb) << 7; 1360 at->at_tgt = cso->ccb_h.target_id; 1361 at->at_lun = cso->ccb_h.target_lun; 1362 at->at_status = CT_OK; 1363 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1364 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1365 isp_put_atio(isp, at, qe); 1366 } 1367 ISP_TDQE(isp, "isp_target_putback_atio", (int) optr, qe); 1368 ISP_ADD_REQUEST(isp, nxti); 1369 isp_complete_ctio(ccb); 1370 } 1371 1372 static void 1373 isp_complete_ctio(union ccb *ccb) 1374 { 1375 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1376 ccb->ccb_h.status |= CAM_REQ_CMP; 1377 } 1378 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1379 xpt_done(ccb); 1380 } 1381 1382 /* 1383 * Handle ATIO stuff that the generic code can't. 1384 * This means handling CDBs. 1385 */ 1386 1387 static int 1388 isp_handle_platform_atio(struct ispsoftc *isp, at_entry_t *aep) 1389 { 1390 tstate_t *tptr; 1391 int status, bus, iswildcard; 1392 struct ccb_accept_tio *atiop; 1393 1394 /* 1395 * The firmware status (except for the QLTM_SVALID bit) 1396 * indicates why this ATIO was sent to us. 1397 * 1398 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1399 * 1400 * If the DISCONNECTS DISABLED bit is set in the flags field, 1401 * we're still connected on the SCSI bus. 1402 */ 1403 status = aep->at_status; 1404 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1405 /* 1406 * Bus Phase Sequence error. We should have sense data 1407 * suggested by the f/w. I'm not sure quite yet what 1408 * to do about this for CAM. 1409 */ 1410 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1411 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1412 return (0); 1413 } 1414 if ((status & ~QLTM_SVALID) != AT_CDB) { 1415 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", 1416 status); 1417 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1418 return (0); 1419 } 1420 1421 bus = GET_BUS_VAL(aep->at_iid); 1422 tptr = get_lun_statep(isp, bus, aep->at_lun); 1423 if (tptr == NULL) { 1424 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1425 iswildcard = 1; 1426 } else { 1427 iswildcard = 0; 1428 } 1429 1430 if (tptr == NULL) { 1431 /* 1432 * Because we can't autofeed sense data back with 1433 * a command for parallel SCSI, we can't give back 1434 * a CHECK CONDITION. We'll give back a BUSY status 1435 * instead. This works out okay because the only 1436 * time we should, in fact, get this, is in the 1437 * case that somebody configured us without the 1438 * blackhole driver, so they get what they deserve. 1439 */ 1440 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1441 return (0); 1442 } 1443 1444 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1445 if (atiop == NULL) { 1446 /* 1447 * Because we can't autofeed sense data back with 1448 * a command for parallel SCSI, we can't give back 1449 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1450 * instead. This works out okay because the only time we 1451 * should, in fact, get this, is in the case that we've 1452 * run out of ATIOS. 1453 */ 1454 xpt_print_path(tptr->owner); 1455 isp_prt(isp, ISP_LOGWARN, 1456 "no ATIOS for lun %d from initiator %d on channel %d", 1457 aep->at_lun, GET_IID_VAL(aep->at_iid), bus); 1458 if (aep->at_flags & AT_TQAE) 1459 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1460 else 1461 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1462 rls_lun_statep(isp, tptr); 1463 return (0); 1464 } 1465 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1466 if (iswildcard) { 1467 atiop->ccb_h.target_id = aep->at_tgt; 1468 atiop->ccb_h.target_lun = aep->at_lun; 1469 } 1470 if (aep->at_flags & AT_NODISC) { 1471 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1472 } else { 1473 atiop->ccb_h.flags = 0; 1474 } 1475 1476 if (status & QLTM_SVALID) { 1477 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1478 atiop->sense_len = amt; 1479 MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1480 } else { 1481 atiop->sense_len = 0; 1482 } 1483 1484 atiop->init_id = GET_IID_VAL(aep->at_iid); 1485 atiop->cdb_len = aep->at_cdblen; 1486 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1487 atiop->ccb_h.status = CAM_CDB_RECVD; 1488 /* 1489 * Construct a tag 'id' based upon tag value (which may be 0..255) 1490 * and the handle (which we have to preserve). 1491 */ 1492 AT_MAKE_TAGID(atiop->tag_id, aep); 1493 if (aep->at_flags & AT_TQAE) { 1494 atiop->tag_action = aep->at_tag_type; 1495 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1496 } 1497 xpt_done((union ccb*)atiop); 1498 isp_prt(isp, ISP_LOGTDEBUG0, 1499 "ATIO[%x] CDB=0x%x bus %d iid%d->lun%d tag 0x%x ttype 0x%x %s", 1500 aep->at_handle, aep->at_cdb[0] & 0xff, GET_BUS_VAL(aep->at_iid), 1501 GET_IID_VAL(aep->at_iid), aep->at_lun, aep->at_tag_val & 0xff, 1502 aep->at_tag_type, (aep->at_flags & AT_NODISC)? 1503 "nondisc" : "disconnecting"); 1504 rls_lun_statep(isp, tptr); 1505 return (0); 1506 } 1507 1508 static int 1509 isp_handle_platform_atio2(struct ispsoftc *isp, at2_entry_t *aep) 1510 { 1511 lun_id_t lun; 1512 tstate_t *tptr; 1513 struct ccb_accept_tio *atiop; 1514 atio_private_data_t *atp; 1515 1516 /* 1517 * The firmware status (except for the QLTM_SVALID bit) 1518 * indicates why this ATIO was sent to us. 1519 * 1520 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1521 */ 1522 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1523 isp_prt(isp, ISP_LOGWARN, 1524 "bogus atio (0x%x) leaked to platform", aep->at_status); 1525 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1526 return (0); 1527 } 1528 1529 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) != 0) { 1530 lun = aep->at_scclun; 1531 } else { 1532 lun = aep->at_lun; 1533 } 1534 tptr = get_lun_statep(isp, 0, lun); 1535 if (tptr == NULL) { 1536 isp_prt(isp, ISP_LOGWARN, "no state pointer for lun %d", lun); 1537 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1538 } 1539 1540 if (tptr == NULL) { 1541 /* 1542 * What we'd like to know is whether or not we have a listener 1543 * upstream that really hasn't configured yet. If we do, then 1544 * we can give a more sensible reply here. If not, then we can 1545 * reject this out of hand. 1546 * 1547 * Choices for what to send were 1548 * 1549 * Not Ready, Unit Not Self-Configured Yet 1550 * (0x2,0x3e,0x00) 1551 * 1552 * for the former and 1553 * 1554 * Illegal Request, Logical Unit Not Supported 1555 * (0x5,0x25,0x00) 1556 * 1557 * for the latter. 1558 * 1559 * We used to decide whether there was at least one listener 1560 * based upon whether the black hole driver was configured. 1561 * However, recent config(8) changes have made this hard to do 1562 * at this time. 1563 * 1564 */ 1565 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1566 return (0); 1567 } 1568 1569 atp = isp_get_atpd(isp, 0); 1570 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1571 if (atiop == NULL || atp == NULL) { 1572 /* 1573 * Because we can't autofeed sense data back with 1574 * a command for parallel SCSI, we can't give back 1575 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1576 * instead. This works out okay because the only time we 1577 * should, in fact, get this, is in the case that we've 1578 * run out of ATIOS. 1579 */ 1580 xpt_print_path(tptr->owner); 1581 isp_prt(isp, ISP_LOGWARN, 1582 "no %s for lun %d from initiator %d", 1583 (atp == NULL && atiop == NULL)? "ATIO2s *or* ATPS" : 1584 ((atp == NULL)? "ATPs" : "ATIO2s"), lun, aep->at_iid); 1585 rls_lun_statep(isp, tptr); 1586 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1587 return (0); 1588 } 1589 atp->state = ATPD_STATE_ATIO; 1590 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1591 tptr->atio_count--; 1592 isp_prt(isp, ISP_LOGTDEBUG0, "Take FREE ATIO2 lun %d, count now %d", 1593 lun, tptr->atio_count); 1594 1595 if (tptr == &isp->isp_osinfo.tsdflt[0]) { 1596 atiop->ccb_h.target_id = 1597 ((fcparam *)isp->isp_param)->isp_loopid; 1598 atiop->ccb_h.target_lun = lun; 1599 } 1600 /* 1601 * We don't get 'suggested' sense data as we do with SCSI cards. 1602 */ 1603 atiop->sense_len = 0; 1604 1605 atiop->init_id = aep->at_iid; 1606 atiop->cdb_len = ATIO2_CDBLEN; 1607 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1608 atiop->ccb_h.status = CAM_CDB_RECVD; 1609 atiop->tag_id = aep->at_rxid; 1610 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1611 case ATIO2_TC_ATTR_SIMPLEQ: 1612 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1613 break; 1614 case ATIO2_TC_ATTR_HEADOFQ: 1615 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1616 break; 1617 case ATIO2_TC_ATTR_ORDERED: 1618 atiop->tag_action = MSG_ORDERED_Q_TAG; 1619 break; 1620 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1621 case ATIO2_TC_ATTR_UNTAGGED: 1622 default: 1623 atiop->tag_action = 0; 1624 break; 1625 } 1626 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 1627 1628 atp->tag = atiop->tag_id; 1629 atp->lun = lun; 1630 atp->orig_datalen = aep->at_datalen; 1631 atp->last_xframt = 0; 1632 atp->bytes_xfered = 0; 1633 atp->state = ATPD_STATE_CAM; 1634 xpt_done((union ccb*)atiop); 1635 1636 isp_prt(isp, ISP_LOGTDEBUG0, 1637 "ATIO2[%x] CDB=0x%x iid%d->lun%d tattr 0x%x datalen %u", 1638 aep->at_rxid, aep->at_cdb[0] & 0xff, aep->at_iid, 1639 lun, aep->at_taskflags, aep->at_datalen); 1640 rls_lun_statep(isp, tptr); 1641 return (0); 1642 } 1643 1644 static int 1645 isp_handle_platform_ctio(struct ispsoftc *isp, void *arg) 1646 { 1647 union ccb *ccb; 1648 int sentstatus, ok, notify_cam, resid = 0; 1649 u_int16_t tval; 1650 1651 /* 1652 * CTIO and CTIO2 are close enough.... 1653 */ 1654 1655 ccb = (union ccb *) isp_find_xs(isp, ((ct_entry_t *)arg)->ct_syshandle); 1656 KASSERT((ccb != NULL), ("null ccb in isp_handle_platform_ctio")); 1657 isp_destroy_handle(isp, ((ct_entry_t *)arg)->ct_syshandle); 1658 1659 if (IS_FC(isp)) { 1660 ct2_entry_t *ct = arg; 1661 atio_private_data_t *atp = isp_get_atpd(isp, ct->ct_rxid); 1662 if (atp == NULL) { 1663 isp_prt(isp, ISP_LOGERR, 1664 "cannot find adjunct for %x after I/O", 1665 ct->ct_rxid); 1666 return (0); 1667 } 1668 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 1669 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1670 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 1671 ccb->ccb_h.status |= CAM_SENT_SENSE; 1672 } 1673 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1674 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 1675 resid = ct->ct_resid; 1676 atp->bytes_xfered += (atp->last_xframt - resid); 1677 atp->last_xframt = 0; 1678 } 1679 if (sentstatus || !ok) { 1680 atp->tag = 0; 1681 } 1682 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, 1683 "CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", 1684 ct->ct_rxid, ct->ct_status, ct->ct_flags, 1685 (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, 1686 resid, sentstatus? "FIN" : "MID"); 1687 tval = ct->ct_rxid; 1688 1689 /* XXX: should really come after isp_complete_ctio */ 1690 atp->state = ATPD_STATE_PDON; 1691 } else { 1692 ct_entry_t *ct = arg; 1693 sentstatus = ct->ct_flags & CT_SENDSTATUS; 1694 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1695 /* 1696 * We *ought* to be able to get back to the original ATIO 1697 * here, but for some reason this gets lost. It's just as 1698 * well because it's squirrelled away as part of periph 1699 * private data. 1700 * 1701 * We can live without it as long as we continue to use 1702 * the auto-replenish feature for CTIOs. 1703 */ 1704 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1705 if (ct->ct_status & QLTM_SVALID) { 1706 char *sp = (char *)ct; 1707 sp += CTIO_SENSE_OFFSET; 1708 ccb->csio.sense_len = 1709 min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 1710 MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 1711 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 1712 } 1713 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 1714 resid = ct->ct_resid; 1715 } 1716 isp_prt(isp, ISP_LOGTDEBUG0, 1717 "CTIO[%x] tag %x iid %d lun %d sts %x flg %x resid %d %s", 1718 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, 1719 ct->ct_status, ct->ct_flags, resid, 1720 sentstatus? "FIN" : "MID"); 1721 tval = ct->ct_fwhandle; 1722 } 1723 ccb->csio.resid += resid; 1724 1725 /* 1726 * We're here either because intermediate data transfers are done 1727 * and/or the final status CTIO (which may have joined with a 1728 * Data Transfer) is done. 1729 * 1730 * In any case, for this platform, the upper layers figure out 1731 * what to do next, so all we do here is collect status and 1732 * pass information along. Any DMA handles have already been 1733 * freed. 1734 */ 1735 if (notify_cam == 0) { 1736 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 1737 return (0); 1738 } 1739 1740 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", 1741 (sentstatus)? " FINAL " : "MIDTERM ", tval); 1742 1743 if (!ok) { 1744 isp_target_putback_atio(ccb); 1745 } else { 1746 isp_complete_ctio(ccb); 1747 1748 } 1749 return (0); 1750 } 1751 1752 static int 1753 isp_handle_platform_notify_scsi(struct ispsoftc *isp, in_entry_t *inp) 1754 { 1755 return (0); /* XXXX */ 1756 } 1757 1758 static int 1759 isp_handle_platform_notify_fc(struct ispsoftc *isp, in_fcentry_t *inp) 1760 { 1761 1762 switch (inp->in_status) { 1763 case IN_PORT_LOGOUT: 1764 isp_prt(isp, ISP_LOGWARN, "port logout of iid %d", 1765 inp->in_iid); 1766 break; 1767 case IN_PORT_CHANGED: 1768 isp_prt(isp, ISP_LOGWARN, "port changed for iid %d", 1769 inp->in_iid); 1770 break; 1771 case IN_GLOBAL_LOGO: 1772 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 1773 break; 1774 case IN_ABORT_TASK: 1775 { 1776 atio_private_data_t *atp = isp_get_atpd(isp, inp->in_seqid); 1777 struct ccb_immed_notify *inot = NULL; 1778 1779 if (atp) { 1780 tstate_t *tptr = get_lun_statep(isp, 0, atp->lun); 1781 if (tptr) { 1782 inot = (struct ccb_immed_notify *) 1783 SLIST_FIRST(&tptr->inots); 1784 if (inot) { 1785 SLIST_REMOVE_HEAD(&tptr->inots, 1786 sim_links.sle); 1787 } 1788 } 1789 isp_prt(isp, ISP_LOGWARN, 1790 "abort task RX_ID %x IID %d state %d", 1791 inp->in_seqid, inp->in_iid, atp->state); 1792 } else { 1793 isp_prt(isp, ISP_LOGWARN, 1794 "abort task RX_ID %x from iid %d, state unknown", 1795 inp->in_seqid, inp->in_iid); 1796 } 1797 if (inot) { 1798 inot->initiator_id = inp->in_iid; 1799 inot->sense_len = 0; 1800 inot->message_args[0] = MSG_ABORT_TAG; 1801 inot->message_args[1] = inp->in_seqid & 0xff; 1802 inot->message_args[2] = (inp->in_seqid >> 8) & 0xff; 1803 inot->ccb_h.status = CAM_MESSAGE_RECV|CAM_DEV_QFRZN; 1804 xpt_done((union ccb *)inot); 1805 } 1806 break; 1807 } 1808 default: 1809 break; 1810 } 1811 return (0); 1812 } 1813 #endif 1814 1815 static void 1816 isp_cam_async(void *cbarg, u_int32_t code, struct cam_path *path, void *arg) 1817 { 1818 struct cam_sim *sim; 1819 struct ispsoftc *isp; 1820 1821 sim = (struct cam_sim *)cbarg; 1822 isp = (struct ispsoftc *) cam_sim_softc(sim); 1823 switch (code) { 1824 case AC_LOST_DEVICE: 1825 if (IS_SCSI(isp)) { 1826 u_int16_t oflags, nflags; 1827 sdparam *sdp = isp->isp_param; 1828 int tgt; 1829 1830 tgt = xpt_path_target_id(path); 1831 ISP_LOCK(isp); 1832 sdp += cam_sim_bus(sim); 1833 nflags = sdp->isp_devparam[tgt].nvrm_flags; 1834 #ifndef ISP_TARGET_MODE 1835 nflags &= DPARM_SAFE_DFLT; 1836 if (isp->isp_loaded_fw) { 1837 nflags |= DPARM_NARROW | DPARM_ASYNC; 1838 } 1839 #else 1840 nflags = DPARM_DEFAULT; 1841 #endif 1842 oflags = sdp->isp_devparam[tgt].goal_flags; 1843 sdp->isp_devparam[tgt].goal_flags = nflags; 1844 sdp->isp_devparam[tgt].dev_update = 1; 1845 isp->isp_update |= (1 << cam_sim_bus(sim)); 1846 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, NULL); 1847 sdp->isp_devparam[tgt].goal_flags = oflags; 1848 ISP_UNLOCK(isp); 1849 } 1850 break; 1851 default: 1852 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 1853 break; 1854 } 1855 } 1856 1857 static void 1858 isp_poll(struct cam_sim *sim) 1859 { 1860 struct ispsoftc *isp = cam_sim_softc(sim); 1861 u_int16_t isr, sema, mbox; 1862 1863 ISP_LOCK(isp); 1864 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 1865 isp_intr(isp, isr, sema, mbox); 1866 } 1867 ISP_UNLOCK(isp); 1868 } 1869 1870 1871 static void 1872 isp_watchdog(void *arg) 1873 { 1874 XS_T *xs = arg; 1875 struct ispsoftc *isp = XS_ISP(xs); 1876 u_int32_t handle; 1877 int iok; 1878 1879 /* 1880 * We've decided this command is dead. Make sure we're not trying 1881 * to kill a command that's already dead by getting it's handle and 1882 * and seeing whether it's still alive. 1883 */ 1884 ISP_LOCK(isp); 1885 iok = isp->isp_osinfo.intsok; 1886 isp->isp_osinfo.intsok = 0; 1887 handle = isp_find_handle(isp, xs); 1888 if (handle) { 1889 u_int16_t isr, sema, mbox; 1890 1891 if (XS_CMD_DONE_P(xs)) { 1892 isp_prt(isp, ISP_LOGDEBUG1, 1893 "watchdog found done cmd (handle 0x%x)", handle); 1894 ISP_UNLOCK(isp); 1895 return; 1896 } 1897 1898 if (XS_CMD_WDOG_P(xs)) { 1899 isp_prt(isp, ISP_LOGDEBUG2, 1900 "recursive watchdog (handle 0x%x)", handle); 1901 ISP_UNLOCK(isp); 1902 return; 1903 } 1904 1905 XS_CMD_S_WDOG(xs); 1906 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 1907 isp_intr(isp, isr, sema, mbox); 1908 } 1909 if (XS_CMD_DONE_P(xs)) { 1910 isp_prt(isp, ISP_LOGDEBUG2, 1911 "watchdog cleanup for handle 0x%x", handle); 1912 xpt_done((union ccb *) xs); 1913 } else if (XS_CMD_GRACE_P(xs)) { 1914 /* 1915 * Make sure the command is *really* dead before we 1916 * release the handle (and DMA resources) for reuse. 1917 */ 1918 (void) isp_control(isp, ISPCTL_ABORT_CMD, arg); 1919 1920 /* 1921 * After this point, the comamnd is really dead. 1922 */ 1923 if (XS_XFRLEN(xs)) { 1924 ISP_DMAFREE(isp, xs, handle); 1925 } 1926 isp_destroy_handle(isp, handle); 1927 xpt_print_path(xs->ccb_h.path); 1928 isp_prt(isp, ISP_LOGWARN, 1929 "watchdog timeout for handle 0x%x", handle); 1930 XS_SETERR(xs, CAM_CMD_TIMEOUT); 1931 XS_CMD_C_WDOG(xs); 1932 isp_done(xs); 1933 } else { 1934 u_int16_t nxti, optr; 1935 ispreq_t local, *mp= &local, *qe; 1936 1937 XS_CMD_C_WDOG(xs); 1938 xs->ccb_h.timeout_ch = timeout(isp_watchdog, xs, hz); 1939 if (isp_getrqentry(isp, &nxti, &optr, (void **) &qe)) { 1940 ISP_UNLOCK(isp); 1941 return; 1942 } 1943 XS_CMD_S_GRACE(xs); 1944 MEMZERO((void *) mp, sizeof (*mp)); 1945 mp->req_header.rqs_entry_count = 1; 1946 mp->req_header.rqs_entry_type = RQSTYPE_MARKER; 1947 mp->req_modifier = SYNC_ALL; 1948 mp->req_target = XS_CHANNEL(xs) << 7; 1949 isp_put_request(isp, mp, qe); 1950 ISP_ADD_REQUEST(isp, nxti); 1951 } 1952 } else { 1953 isp_prt(isp, ISP_LOGDEBUG2, "watchdog with no command"); 1954 } 1955 isp->isp_osinfo.intsok = iok; 1956 ISP_UNLOCK(isp); 1957 } 1958 1959 static void 1960 isp_kthread(void *arg) 1961 { 1962 struct ispsoftc *isp = arg; 1963 1964 #ifdef ISP_SMPLOCK 1965 mtx_lock(&isp->isp_lock); 1966 #else 1967 mtx_lock(&Giant); 1968 #endif 1969 /* 1970 * The first loop is for our usage where we have yet to have 1971 * gotten good fibre channel state. 1972 */ 1973 for (;;) { 1974 int wasfrozen; 1975 1976 isp_prt(isp, ISP_LOGDEBUG0, "kthread: checking FC state"); 1977 while (isp_fc_runstate(isp, 2 * 1000000) != 0) { 1978 isp_prt(isp, ISP_LOGDEBUG0, "kthread: FC state ungood"); 1979 if (FCPARAM(isp)->isp_fwstate != FW_READY || 1980 FCPARAM(isp)->isp_loopstate < LOOP_PDB_RCVD) { 1981 if (FCPARAM(isp)->loop_seen_once == 0 || 1982 isp->isp_osinfo.ktmature == 0) { 1983 break; 1984 } 1985 } 1986 #ifdef ISP_SMPLOCK 1987 msleep(isp_kthread, &isp->isp_lock, 1988 PRIBIO, "isp_fcthrd", hz); 1989 #else 1990 (void) tsleep(isp_kthread, PRIBIO, "isp_fcthrd", hz); 1991 #endif 1992 } 1993 1994 /* 1995 * Even if we didn't get good loop state we may be 1996 * unfreezing the SIMQ so that we can kill off 1997 * commands (if we've never seen loop before, for example). 1998 */ 1999 isp->isp_osinfo.ktmature = 1; 2000 wasfrozen = isp->isp_osinfo.simqfrozen & SIMQFRZ_LOOPDOWN; 2001 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_LOOPDOWN; 2002 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 2003 isp_prt(isp, ISP_LOGDEBUG0, "kthread: releasing simq"); 2004 ISPLOCK_2_CAMLOCK(isp); 2005 xpt_release_simq(isp->isp_sim, 1); 2006 CAMLOCK_2_ISPLOCK(isp); 2007 } 2008 isp_prt(isp, ISP_LOGDEBUG0, "kthread: waiting until called"); 2009 #ifdef ISP_SMPLOCK 2010 cv_wait(&isp->isp_osinfo.kthread_cv, &isp->isp_lock); 2011 #else 2012 (void) tsleep(&isp->isp_osinfo.kthread_cv, PRIBIO, "fc_cv", 0); 2013 #endif 2014 } 2015 } 2016 2017 static void 2018 isp_action(struct cam_sim *sim, union ccb *ccb) 2019 { 2020 int bus, tgt, error; 2021 struct ispsoftc *isp; 2022 struct ccb_trans_settings *cts; 2023 2024 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 2025 2026 isp = (struct ispsoftc *)cam_sim_softc(sim); 2027 ccb->ccb_h.sim_priv.entries[0].field = 0; 2028 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2029 if (isp->isp_state != ISP_RUNSTATE && 2030 ccb->ccb_h.func_code == XPT_SCSI_IO) { 2031 CAMLOCK_2_ISPLOCK(isp); 2032 isp_init(isp); 2033 if (isp->isp_state != ISP_INITSTATE) { 2034 ISP_UNLOCK(isp); 2035 /* 2036 * Lie. Say it was a selection timeout. 2037 */ 2038 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 2039 xpt_freeze_devq(ccb->ccb_h.path, 1); 2040 xpt_done(ccb); 2041 return; 2042 } 2043 isp->isp_state = ISP_RUNSTATE; 2044 ISPLOCK_2_CAMLOCK(isp); 2045 } 2046 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 2047 2048 2049 switch (ccb->ccb_h.func_code) { 2050 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 2051 /* 2052 * Do a couple of preliminary checks... 2053 */ 2054 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 2055 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 2056 ccb->ccb_h.status = CAM_REQ_INVALID; 2057 xpt_done(ccb); 2058 break; 2059 } 2060 } 2061 #ifdef DIAGNOSTIC 2062 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 2063 ccb->ccb_h.status = CAM_PATH_INVALID; 2064 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 2065 ccb->ccb_h.status = CAM_PATH_INVALID; 2066 } 2067 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 2068 isp_prt(isp, ISP_LOGERR, 2069 "invalid tgt/lun (%d.%d) in XPT_SCSI_IO", 2070 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 2071 xpt_done(ccb); 2072 break; 2073 } 2074 #endif 2075 ((struct ccb_scsiio *) ccb)->scsi_status = SCSI_STATUS_OK; 2076 CAMLOCK_2_ISPLOCK(isp); 2077 error = isp_start((XS_T *) ccb); 2078 switch (error) { 2079 case CMD_QUEUED: 2080 ccb->ccb_h.status |= CAM_SIM_QUEUED; 2081 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 2082 u_int64_t ticks = (u_int64_t) hz; 2083 if (ccb->ccb_h.timeout == CAM_TIME_DEFAULT) 2084 ticks = 60 * 1000 * ticks; 2085 else 2086 ticks = ccb->ccb_h.timeout * hz; 2087 ticks = ((ticks + 999) / 1000) + hz + hz; 2088 if (ticks >= 0x80000000) { 2089 isp_prt(isp, ISP_LOGERR, 2090 "timeout overflow"); 2091 ticks = 0x7fffffff; 2092 } 2093 ccb->ccb_h.timeout_ch = timeout(isp_watchdog, 2094 (caddr_t)ccb, (int)ticks); 2095 } else { 2096 callout_handle_init(&ccb->ccb_h.timeout_ch); 2097 } 2098 ISPLOCK_2_CAMLOCK(isp); 2099 break; 2100 case CMD_RQLATER: 2101 /* 2102 * This can only happen for Fibre Channel 2103 */ 2104 KASSERT((IS_FC(isp)), ("CMD_RQLATER for FC only")); 2105 if (FCPARAM(isp)->loop_seen_once == 0 && 2106 isp->isp_osinfo.ktmature) { 2107 ISPLOCK_2_CAMLOCK(isp); 2108 XS_SETERR(ccb, CAM_SEL_TIMEOUT); 2109 xpt_done(ccb); 2110 break; 2111 } 2112 #ifdef ISP_SMPLOCK 2113 cv_signal(&isp->isp_osinfo.kthread_cv); 2114 #else 2115 wakeup(&isp->isp_osinfo.kthread_cv); 2116 #endif 2117 isp_freeze_loopdown(isp, "isp_action(RQLATER)"); 2118 XS_SETERR(ccb, CAM_REQUEUE_REQ); 2119 ISPLOCK_2_CAMLOCK(isp); 2120 xpt_done(ccb); 2121 break; 2122 case CMD_EAGAIN: 2123 XS_SETERR(ccb, CAM_REQUEUE_REQ); 2124 ISPLOCK_2_CAMLOCK(isp); 2125 xpt_done(ccb); 2126 break; 2127 case CMD_COMPLETE: 2128 isp_done((struct ccb_scsiio *) ccb); 2129 ISPLOCK_2_CAMLOCK(isp); 2130 break; 2131 default: 2132 isp_prt(isp, ISP_LOGERR, 2133 "What's this? 0x%x at %d in file %s", 2134 error, __LINE__, __FILE__); 2135 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 2136 xpt_done(ccb); 2137 ISPLOCK_2_CAMLOCK(isp); 2138 } 2139 break; 2140 2141 #ifdef ISP_TARGET_MODE 2142 case XPT_EN_LUN: /* Enable LUN as a target */ 2143 { 2144 int iok; 2145 CAMLOCK_2_ISPLOCK(isp); 2146 iok = isp->isp_osinfo.intsok; 2147 isp->isp_osinfo.intsok = 0; 2148 isp_en_lun(isp, ccb); 2149 isp->isp_osinfo.intsok = iok; 2150 ISPLOCK_2_CAMLOCK(isp); 2151 xpt_done(ccb); 2152 break; 2153 } 2154 case XPT_NOTIFY_ACK: /* recycle notify ack */ 2155 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 2156 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 2157 { 2158 tstate_t *tptr = 2159 get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 2160 if (tptr == NULL) { 2161 ccb->ccb_h.status = CAM_LUN_INVALID; 2162 xpt_done(ccb); 2163 break; 2164 } 2165 ccb->ccb_h.sim_priv.entries[0].field = 0; 2166 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2167 ccb->ccb_h.flags = 0; 2168 2169 CAMLOCK_2_ISPLOCK(isp); 2170 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 2171 /* 2172 * Note that the command itself may not be done- 2173 * it may not even have had the first CTIO sent. 2174 */ 2175 tptr->atio_count++; 2176 isp_prt(isp, ISP_LOGTDEBUG0, 2177 "Put FREE ATIO2, lun %d, count now %d", 2178 ccb->ccb_h.target_lun, tptr->atio_count); 2179 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, 2180 sim_links.sle); 2181 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 2182 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, 2183 sim_links.sle); 2184 } else { 2185 ; 2186 } 2187 rls_lun_statep(isp, tptr); 2188 ccb->ccb_h.status = CAM_REQ_INPROG; 2189 ISPLOCK_2_CAMLOCK(isp); 2190 break; 2191 } 2192 case XPT_CONT_TARGET_IO: 2193 { 2194 CAMLOCK_2_ISPLOCK(isp); 2195 ccb->ccb_h.status = isp_target_start_ctio(isp, ccb); 2196 if (ccb->ccb_h.status != CAM_REQ_INPROG) { 2197 isp_prt(isp, ISP_LOGWARN, 2198 "XPT_CONT_TARGET_IO: status 0x%x", 2199 ccb->ccb_h.status); 2200 XS_SETERR(ccb, CAM_REQUEUE_REQ); 2201 ISPLOCK_2_CAMLOCK(isp); 2202 xpt_done(ccb); 2203 } else { 2204 ISPLOCK_2_CAMLOCK(isp); 2205 ccb->ccb_h.status |= CAM_SIM_QUEUED; 2206 } 2207 break; 2208 } 2209 #endif 2210 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 2211 2212 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 2213 tgt = ccb->ccb_h.target_id; 2214 tgt |= (bus << 16); 2215 2216 CAMLOCK_2_ISPLOCK(isp); 2217 error = isp_control(isp, ISPCTL_RESET_DEV, &tgt); 2218 ISPLOCK_2_CAMLOCK(isp); 2219 if (error) { 2220 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2221 } else { 2222 ccb->ccb_h.status = CAM_REQ_CMP; 2223 } 2224 xpt_done(ccb); 2225 break; 2226 case XPT_ABORT: /* Abort the specified CCB */ 2227 { 2228 union ccb *accb = ccb->cab.abort_ccb; 2229 CAMLOCK_2_ISPLOCK(isp); 2230 switch (accb->ccb_h.func_code) { 2231 #ifdef ISP_TARGET_MODE 2232 case XPT_ACCEPT_TARGET_IO: 2233 case XPT_IMMED_NOTIFY: 2234 ccb->ccb_h.status = isp_abort_tgt_ccb(isp, ccb); 2235 break; 2236 case XPT_CONT_TARGET_IO: 2237 isp_prt(isp, ISP_LOGERR, "cannot abort CTIOs yet"); 2238 ccb->ccb_h.status = CAM_UA_ABORT; 2239 break; 2240 #endif 2241 case XPT_SCSI_IO: 2242 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 2243 if (error) { 2244 ccb->ccb_h.status = CAM_UA_ABORT; 2245 } else { 2246 ccb->ccb_h.status = CAM_REQ_CMP; 2247 } 2248 break; 2249 default: 2250 ccb->ccb_h.status = CAM_REQ_INVALID; 2251 break; 2252 } 2253 ISPLOCK_2_CAMLOCK(isp); 2254 xpt_done(ccb); 2255 break; 2256 } 2257 #ifdef CAM_NEW_TRAN_CODE 2258 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 2259 #else 2260 #define IS_CURRENT_SETTINGS(c) (c->flags & CCB_TRANS_CURRENT_SETTINGS) 2261 #endif 2262 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 2263 cts = &ccb->cts; 2264 if (!IS_CURRENT_SETTINGS(cts)) { 2265 ccb->ccb_h.status = CAM_REQ_INVALID; 2266 xpt_done(ccb); 2267 break; 2268 } 2269 tgt = cts->ccb_h.target_id; 2270 CAMLOCK_2_ISPLOCK(isp); 2271 if (IS_SCSI(isp)) { 2272 #ifndef CAM_NEW_TRAN_CODE 2273 sdparam *sdp = isp->isp_param; 2274 u_int16_t *dptr; 2275 2276 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2277 2278 sdp += bus; 2279 /* 2280 * We always update (internally) from goal_flags 2281 * so any request to change settings just gets 2282 * vectored to that location. 2283 */ 2284 dptr = &sdp->isp_devparam[tgt].goal_flags; 2285 2286 /* 2287 * Note that these operations affect the 2288 * the goal flags (goal_flags)- not 2289 * the current state flags. Then we mark 2290 * things so that the next operation to 2291 * this HBA will cause the update to occur. 2292 */ 2293 if (cts->valid & CCB_TRANS_DISC_VALID) { 2294 if ((cts->flags & CCB_TRANS_DISC_ENB) != 0) { 2295 *dptr |= DPARM_DISC; 2296 } else { 2297 *dptr &= ~DPARM_DISC; 2298 } 2299 } 2300 if (cts->valid & CCB_TRANS_TQ_VALID) { 2301 if ((cts->flags & CCB_TRANS_TAG_ENB) != 0) { 2302 *dptr |= DPARM_TQING; 2303 } else { 2304 *dptr &= ~DPARM_TQING; 2305 } 2306 } 2307 if (cts->valid & CCB_TRANS_BUS_WIDTH_VALID) { 2308 switch (cts->bus_width) { 2309 case MSG_EXT_WDTR_BUS_16_BIT: 2310 *dptr |= DPARM_WIDE; 2311 break; 2312 default: 2313 *dptr &= ~DPARM_WIDE; 2314 } 2315 } 2316 /* 2317 * Any SYNC RATE of nonzero and SYNC_OFFSET 2318 * of nonzero will cause us to go to the 2319 * selected (from NVRAM) maximum value for 2320 * this device. At a later point, we'll 2321 * allow finer control. 2322 */ 2323 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && 2324 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) && 2325 (cts->sync_offset > 0)) { 2326 *dptr |= DPARM_SYNC; 2327 } else { 2328 *dptr &= ~DPARM_SYNC; 2329 } 2330 *dptr |= DPARM_SAFE_DFLT; 2331 #else 2332 struct ccb_trans_settings_scsi *scsi = 2333 &cts->proto_specific.scsi; 2334 struct ccb_trans_settings_spi *spi = 2335 &cts->xport_specific.spi; 2336 sdparam *sdp = isp->isp_param; 2337 u_int16_t *dptr; 2338 2339 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2340 sdp += bus; 2341 /* 2342 * We always update (internally) from goal_flags 2343 * so any request to change settings just gets 2344 * vectored to that location. 2345 */ 2346 dptr = &sdp->isp_devparam[tgt].goal_flags; 2347 2348 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 2349 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 2350 *dptr |= DPARM_DISC; 2351 else 2352 *dptr &= ~DPARM_DISC; 2353 } 2354 2355 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 2356 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 2357 *dptr |= DPARM_TQING; 2358 else 2359 *dptr &= ~DPARM_TQING; 2360 } 2361 2362 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 2363 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 2364 *dptr |= DPARM_WIDE; 2365 else 2366 *dptr &= ~DPARM_WIDE; 2367 } 2368 2369 /* 2370 * XXX: FIX ME 2371 */ 2372 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && 2373 (spi->valid & CTS_SPI_VALID_SYNC_RATE) && 2374 (spi->sync_period && spi->sync_offset)) { 2375 *dptr |= DPARM_SYNC; 2376 /* 2377 * XXX: CHECK FOR LEGALITY 2378 */ 2379 sdp->isp_devparam[tgt].goal_period = 2380 spi->sync_period; 2381 sdp->isp_devparam[tgt].goal_offset = 2382 spi->sync_offset; 2383 } else { 2384 *dptr &= ~DPARM_SYNC; 2385 } 2386 #endif 2387 isp_prt(isp, ISP_LOGDEBUG0, 2388 "SET bus %d targ %d to flags %x off %x per %x", 2389 bus, tgt, sdp->isp_devparam[tgt].goal_flags, 2390 sdp->isp_devparam[tgt].goal_offset, 2391 sdp->isp_devparam[tgt].goal_period); 2392 sdp->isp_devparam[tgt].dev_update = 1; 2393 isp->isp_update |= (1 << bus); 2394 } 2395 ISPLOCK_2_CAMLOCK(isp); 2396 ccb->ccb_h.status = CAM_REQ_CMP; 2397 xpt_done(ccb); 2398 break; 2399 case XPT_GET_TRAN_SETTINGS: 2400 cts = &ccb->cts; 2401 tgt = cts->ccb_h.target_id; 2402 CAMLOCK_2_ISPLOCK(isp); 2403 if (IS_FC(isp)) { 2404 #ifndef CAM_NEW_TRAN_CODE 2405 /* 2406 * a lot of normal SCSI things don't make sense. 2407 */ 2408 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 2409 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2410 /* 2411 * How do you measure the width of a high 2412 * speed serial bus? Well, in bytes. 2413 * 2414 * Offset and period make no sense, though, so we set 2415 * (above) a 'base' transfer speed to be gigabit. 2416 */ 2417 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2418 #else 2419 fcparam *fcp = isp->isp_param; 2420 struct ccb_trans_settings_fc *fc = 2421 &cts->xport_specific.fc; 2422 2423 cts->protocol = PROTO_SCSI; 2424 cts->protocol_version = SCSI_REV_2; 2425 cts->transport = XPORT_FC; 2426 cts->transport_version = 0; 2427 2428 fc->valid = CTS_FC_VALID_SPEED; 2429 if (fcp->isp_gbspeed == 2) 2430 fc->bitrate = 200000; 2431 else 2432 fc->bitrate = 100000; 2433 if (tgt > 0 && tgt < MAX_FC_TARG) { 2434 struct lportdb *lp = &fcp->portdb[tgt]; 2435 fc->wwnn = lp->node_wwn; 2436 fc->wwpn = lp->port_wwn; 2437 fc->port = lp->portid; 2438 fc->valid |= CTS_FC_VALID_WWNN | 2439 CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 2440 } 2441 #endif 2442 } else { 2443 #ifdef CAM_NEW_TRAN_CODE 2444 struct ccb_trans_settings_scsi *scsi = 2445 &cts->proto_specific.scsi; 2446 struct ccb_trans_settings_spi *spi = 2447 &cts->xport_specific.spi; 2448 #endif 2449 sdparam *sdp = isp->isp_param; 2450 int bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2451 u_int16_t dval, pval, oval; 2452 2453 sdp += bus; 2454 2455 if (IS_CURRENT_SETTINGS(cts)) { 2456 sdp->isp_devparam[tgt].dev_refresh = 1; 2457 isp->isp_update |= (1 << bus); 2458 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, 2459 NULL); 2460 dval = sdp->isp_devparam[tgt].actv_flags; 2461 oval = sdp->isp_devparam[tgt].actv_offset; 2462 pval = sdp->isp_devparam[tgt].actv_period; 2463 } else { 2464 dval = sdp->isp_devparam[tgt].nvrm_flags; 2465 oval = sdp->isp_devparam[tgt].nvrm_offset; 2466 pval = sdp->isp_devparam[tgt].nvrm_period; 2467 } 2468 2469 #ifndef CAM_NEW_TRAN_CODE 2470 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); 2471 2472 if (dval & DPARM_DISC) { 2473 cts->flags |= CCB_TRANS_DISC_ENB; 2474 } 2475 if (dval & DPARM_TQING) { 2476 cts->flags |= CCB_TRANS_TAG_ENB; 2477 } 2478 if (dval & DPARM_WIDE) { 2479 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2480 } else { 2481 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2482 } 2483 cts->valid = CCB_TRANS_BUS_WIDTH_VALID | 2484 CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2485 2486 if ((dval & DPARM_SYNC) && oval != 0) { 2487 cts->sync_period = pval; 2488 cts->sync_offset = oval; 2489 cts->valid |= 2490 CCB_TRANS_SYNC_RATE_VALID | 2491 CCB_TRANS_SYNC_OFFSET_VALID; 2492 } 2493 #else 2494 cts->protocol = PROTO_SCSI; 2495 cts->protocol_version = SCSI_REV_2; 2496 cts->transport = XPORT_SPI; 2497 cts->transport_version = 2; 2498 2499 scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 2500 spi->flags &= ~CTS_SPI_FLAGS_DISC_ENB; 2501 if (dval & DPARM_DISC) { 2502 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2503 } 2504 if (dval & DPARM_TQING) { 2505 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2506 } 2507 if ((dval & DPARM_SYNC) && oval && pval) { 2508 spi->sync_offset = oval; 2509 spi->sync_period = pval; 2510 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2511 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2512 } 2513 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 2514 if (dval & DPARM_WIDE) { 2515 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2516 } else { 2517 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2518 } 2519 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 2520 scsi->valid = CTS_SCSI_VALID_TQ; 2521 spi->valid |= CTS_SPI_VALID_DISC; 2522 } else { 2523 scsi->valid = 0; 2524 } 2525 #endif 2526 isp_prt(isp, ISP_LOGDEBUG0, 2527 "GET %s bus %d targ %d to flags %x off %x per %x", 2528 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 2529 bus, tgt, dval, oval, pval); 2530 } 2531 ISPLOCK_2_CAMLOCK(isp); 2532 ccb->ccb_h.status = CAM_REQ_CMP; 2533 xpt_done(ccb); 2534 break; 2535 2536 case XPT_CALC_GEOMETRY: 2537 { 2538 struct ccb_calc_geometry *ccg; 2539 u_int32_t secs_per_cylinder; 2540 u_int32_t size_mb; 2541 2542 ccg = &ccb->ccg; 2543 if (ccg->block_size == 0) { 2544 isp_prt(isp, ISP_LOGERR, 2545 "%d.%d XPT_CALC_GEOMETRY block size 0?", 2546 ccg->ccb_h.target_id, ccg->ccb_h.target_lun); 2547 ccb->ccb_h.status = CAM_REQ_INVALID; 2548 xpt_done(ccb); 2549 break; 2550 } 2551 size_mb = ccg->volume_size /((1024L * 1024L) / ccg->block_size); 2552 if (size_mb > 1024) { 2553 ccg->heads = 255; 2554 ccg->secs_per_track = 63; 2555 } else { 2556 ccg->heads = 64; 2557 ccg->secs_per_track = 32; 2558 } 2559 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 2560 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 2561 ccb->ccb_h.status = CAM_REQ_CMP; 2562 xpt_done(ccb); 2563 break; 2564 } 2565 case XPT_RESET_BUS: /* Reset the specified bus */ 2566 bus = cam_sim_bus(sim); 2567 CAMLOCK_2_ISPLOCK(isp); 2568 error = isp_control(isp, ISPCTL_RESET_BUS, &bus); 2569 ISPLOCK_2_CAMLOCK(isp); 2570 if (error) 2571 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2572 else { 2573 if (cam_sim_bus(sim) && isp->isp_path2 != NULL) 2574 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2575 else if (isp->isp_path != NULL) 2576 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2577 ccb->ccb_h.status = CAM_REQ_CMP; 2578 } 2579 xpt_done(ccb); 2580 break; 2581 2582 case XPT_TERM_IO: /* Terminate the I/O process */ 2583 ccb->ccb_h.status = CAM_REQ_INVALID; 2584 xpt_done(ccb); 2585 break; 2586 2587 case XPT_PATH_INQ: /* Path routing inquiry */ 2588 { 2589 struct ccb_pathinq *cpi = &ccb->cpi; 2590 2591 cpi->version_num = 1; 2592 #ifdef ISP_TARGET_MODE 2593 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 2594 #else 2595 cpi->target_sprt = 0; 2596 #endif 2597 cpi->hba_eng_cnt = 0; 2598 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 2599 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 2600 cpi->bus_id = cam_sim_bus(sim); 2601 if (IS_FC(isp)) { 2602 cpi->hba_misc = PIM_NOBUSRESET; 2603 /* 2604 * Because our loop ID can shift from time to time, 2605 * make our initiator ID out of range of our bus. 2606 */ 2607 cpi->initiator_id = cpi->max_target + 1; 2608 2609 /* 2610 * Set base transfer capabilities for Fibre Channel. 2611 * Technically not correct because we don't know 2612 * what media we're running on top of- but we'll 2613 * look good if we always say 100MB/s. 2614 */ 2615 if (FCPARAM(isp)->isp_gbspeed == 2) 2616 cpi->base_transfer_speed = 200000; 2617 else 2618 cpi->base_transfer_speed = 100000; 2619 cpi->hba_inquiry = PI_TAG_ABLE; 2620 #ifdef CAM_NEW_TRAN_CODE 2621 cpi->transport = XPORT_FC; 2622 cpi->transport_version = 0; /* WHAT'S THIS FOR? */ 2623 #endif 2624 } else { 2625 sdparam *sdp = isp->isp_param; 2626 sdp += cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 2627 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 2628 cpi->hba_misc = 0; 2629 cpi->initiator_id = sdp->isp_initiator_id; 2630 cpi->base_transfer_speed = 3300; 2631 #ifdef CAM_NEW_TRAN_CODE 2632 cpi->transport = XPORT_SPI; 2633 cpi->transport_version = 2; /* WHAT'S THIS FOR? */ 2634 #endif 2635 } 2636 #ifdef CAM_NEW_TRAN_CODE 2637 cpi->protocol = PROTO_SCSI; 2638 cpi->protocol_version = SCSI_REV_2; 2639 #endif 2640 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 2641 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 2642 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 2643 cpi->unit_number = cam_sim_unit(sim); 2644 cpi->ccb_h.status = CAM_REQ_CMP; 2645 xpt_done(ccb); 2646 break; 2647 } 2648 default: 2649 ccb->ccb_h.status = CAM_REQ_INVALID; 2650 xpt_done(ccb); 2651 break; 2652 } 2653 } 2654 2655 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 2656 void 2657 isp_done(struct ccb_scsiio *sccb) 2658 { 2659 struct ispsoftc *isp = XS_ISP(sccb); 2660 2661 if (XS_NOERR(sccb)) 2662 XS_SETERR(sccb, CAM_REQ_CMP); 2663 2664 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && 2665 (sccb->scsi_status != SCSI_STATUS_OK)) { 2666 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 2667 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && 2668 (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 2669 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 2670 } else { 2671 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 2672 } 2673 } 2674 2675 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2676 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2677 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 2678 sccb->ccb_h.status |= CAM_DEV_QFRZN; 2679 xpt_freeze_devq(sccb->ccb_h.path, 1); 2680 isp_prt(isp, ISP_LOGDEBUG0, 2681 "freeze devq %d.%d cam sts %x scsi sts %x", 2682 sccb->ccb_h.target_id, sccb->ccb_h.target_lun, 2683 sccb->ccb_h.status, sccb->scsi_status); 2684 } 2685 } 2686 2687 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && 2688 (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2689 xpt_print_path(sccb->ccb_h.path); 2690 isp_prt(isp, ISP_LOGINFO, 2691 "cam completion status 0x%x", sccb->ccb_h.status); 2692 } 2693 2694 XS_CMD_S_DONE(sccb); 2695 if (XS_CMD_WDOG_P(sccb) == 0) { 2696 untimeout(isp_watchdog, (caddr_t)sccb, sccb->ccb_h.timeout_ch); 2697 if (XS_CMD_GRACE_P(sccb)) { 2698 isp_prt(isp, ISP_LOGDEBUG2, 2699 "finished command on borrowed time"); 2700 } 2701 XS_CMD_S_CLEAR(sccb); 2702 ISPLOCK_2_CAMLOCK(isp); 2703 xpt_done((union ccb *) sccb); 2704 CAMLOCK_2_ISPLOCK(isp); 2705 } 2706 } 2707 2708 int 2709 isp_async(struct ispsoftc *isp, ispasync_t cmd, void *arg) 2710 { 2711 int bus, rv = 0; 2712 switch (cmd) { 2713 case ISPASYNC_NEW_TGT_PARAMS: 2714 { 2715 #ifdef CAM_NEW_TRAN_CODE 2716 struct ccb_trans_settings_scsi *scsi; 2717 struct ccb_trans_settings_spi *spi; 2718 #endif 2719 int flags, tgt; 2720 sdparam *sdp = isp->isp_param; 2721 struct ccb_trans_settings cts; 2722 struct cam_path *tmppath; 2723 2724 bzero(&cts, sizeof (struct ccb_trans_settings)); 2725 2726 tgt = *((int *)arg); 2727 bus = (tgt >> 16) & 0xffff; 2728 tgt &= 0xffff; 2729 sdp += bus; 2730 ISPLOCK_2_CAMLOCK(isp); 2731 if (xpt_create_path(&tmppath, NULL, 2732 cam_sim_path(bus? isp->isp_sim2 : isp->isp_sim), 2733 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2734 CAMLOCK_2_ISPLOCK(isp); 2735 isp_prt(isp, ISP_LOGWARN, 2736 "isp_async cannot make temp path for %d.%d", 2737 tgt, bus); 2738 rv = -1; 2739 break; 2740 } 2741 CAMLOCK_2_ISPLOCK(isp); 2742 flags = sdp->isp_devparam[tgt].actv_flags; 2743 #ifdef CAM_NEW_TRAN_CODE 2744 cts.type = CTS_TYPE_CURRENT_SETTINGS; 2745 cts.protocol = PROTO_SCSI; 2746 cts.transport = XPORT_SPI; 2747 2748 scsi = &cts.proto_specific.scsi; 2749 spi = &cts.xport_specific.spi; 2750 2751 if (flags & DPARM_TQING) { 2752 scsi->valid |= CTS_SCSI_VALID_TQ; 2753 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2754 spi->flags |= CTS_SPI_FLAGS_TAG_ENB; 2755 } 2756 2757 if (flags & DPARM_DISC) { 2758 spi->valid |= CTS_SPI_VALID_DISC; 2759 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2760 } 2761 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 2762 if (flags & DPARM_WIDE) { 2763 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2764 } else { 2765 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2766 } 2767 if (flags & DPARM_SYNC) { 2768 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2769 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2770 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 2771 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 2772 } 2773 #else 2774 cts.flags = CCB_TRANS_CURRENT_SETTINGS; 2775 cts.valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2776 if (flags & DPARM_DISC) { 2777 cts.flags |= CCB_TRANS_DISC_ENB; 2778 } 2779 if (flags & DPARM_TQING) { 2780 cts.flags |= CCB_TRANS_TAG_ENB; 2781 } 2782 cts.valid |= CCB_TRANS_BUS_WIDTH_VALID; 2783 cts.bus_width = (flags & DPARM_WIDE)? 2784 MSG_EXT_WDTR_BUS_8_BIT : MSG_EXT_WDTR_BUS_16_BIT; 2785 cts.sync_period = sdp->isp_devparam[tgt].actv_period; 2786 cts.sync_offset = sdp->isp_devparam[tgt].actv_offset; 2787 if (flags & DPARM_SYNC) { 2788 cts.valid |= 2789 CCB_TRANS_SYNC_RATE_VALID | 2790 CCB_TRANS_SYNC_OFFSET_VALID; 2791 } 2792 #endif 2793 isp_prt(isp, ISP_LOGDEBUG2, 2794 "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", 2795 bus, tgt, sdp->isp_devparam[tgt].actv_period, 2796 sdp->isp_devparam[tgt].actv_offset, flags); 2797 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 2798 ISPLOCK_2_CAMLOCK(isp); 2799 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 2800 xpt_free_path(tmppath); 2801 CAMLOCK_2_ISPLOCK(isp); 2802 break; 2803 } 2804 case ISPASYNC_BUS_RESET: 2805 bus = *((int *)arg); 2806 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", 2807 bus); 2808 if (bus > 0 && isp->isp_path2) { 2809 ISPLOCK_2_CAMLOCK(isp); 2810 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2811 CAMLOCK_2_ISPLOCK(isp); 2812 } else if (isp->isp_path) { 2813 ISPLOCK_2_CAMLOCK(isp); 2814 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2815 CAMLOCK_2_ISPLOCK(isp); 2816 } 2817 break; 2818 case ISPASYNC_LIP: 2819 if (isp->isp_path) { 2820 isp_freeze_loopdown(isp, "ISPASYNC_LIP"); 2821 } 2822 isp_prt(isp, ISP_LOGINFO, "LIP Received"); 2823 break; 2824 case ISPASYNC_LOOP_RESET: 2825 if (isp->isp_path) { 2826 isp_freeze_loopdown(isp, "ISPASYNC_LOOP_RESET"); 2827 } 2828 isp_prt(isp, ISP_LOGINFO, "Loop Reset Received"); 2829 break; 2830 case ISPASYNC_LOOP_DOWN: 2831 if (isp->isp_path) { 2832 isp_freeze_loopdown(isp, "ISPASYNC_LOOP_DOWN"); 2833 } 2834 isp_prt(isp, ISP_LOGINFO, "Loop DOWN"); 2835 break; 2836 case ISPASYNC_LOOP_UP: 2837 /* 2838 * Now we just note that Loop has come up. We don't 2839 * actually do anything because we're waiting for a 2840 * Change Notify before activating the FC cleanup 2841 * thread to look at the state of the loop again. 2842 */ 2843 isp_prt(isp, ISP_LOGINFO, "Loop UP"); 2844 break; 2845 case ISPASYNC_PROMENADE: 2846 { 2847 struct cam_path *tmppath; 2848 const char *fmt = "Target %d (Loop 0x%x) Port ID 0x%x " 2849 "(role %s) %s\n Port WWN 0x%08x%08x\n Node WWN 0x%08x%08x"; 2850 static const char *roles[4] = { 2851 "(none)", "Target", "Initiator", "Target/Initiator" 2852 }; 2853 fcparam *fcp = isp->isp_param; 2854 int tgt = *((int *) arg); 2855 int is_tgt_mask = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 2856 struct lportdb *lp = &fcp->portdb[tgt]; 2857 2858 isp_prt(isp, ISP_LOGINFO, fmt, tgt, lp->loopid, lp->portid, 2859 roles[lp->roles & 0x3], 2860 (lp->valid)? "Arrived" : "Departed", 2861 (u_int32_t) (lp->port_wwn >> 32), 2862 (u_int32_t) (lp->port_wwn & 0xffffffffLL), 2863 (u_int32_t) (lp->node_wwn >> 32), 2864 (u_int32_t) (lp->node_wwn & 0xffffffffLL)); 2865 2866 ISPLOCK_2_CAMLOCK(isp); 2867 if (xpt_create_path(&tmppath, NULL, cam_sim_path(isp->isp_sim), 2868 (target_id_t)tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2869 CAMLOCK_2_ISPLOCK(isp); 2870 break; 2871 } 2872 /* 2873 * Policy: only announce targets. 2874 */ 2875 if (lp->roles & is_tgt_mask) { 2876 if (lp->valid) { 2877 xpt_async(AC_FOUND_DEVICE, tmppath, NULL); 2878 } else { 2879 xpt_async(AC_LOST_DEVICE, tmppath, NULL); 2880 } 2881 } 2882 xpt_free_path(tmppath); 2883 CAMLOCK_2_ISPLOCK(isp); 2884 break; 2885 } 2886 case ISPASYNC_CHANGE_NOTIFY: 2887 if (arg == ISPASYNC_CHANGE_PDB) { 2888 isp_prt(isp, ISP_LOGINFO, 2889 "Port Database Changed"); 2890 } else if (arg == ISPASYNC_CHANGE_SNS) { 2891 isp_prt(isp, ISP_LOGINFO, 2892 "Name Server Database Changed"); 2893 } 2894 #ifdef ISP_SMPLOCK 2895 cv_signal(&isp->isp_osinfo.kthread_cv); 2896 #else 2897 wakeup(&isp->isp_osinfo.kthread_cv); 2898 #endif 2899 break; 2900 case ISPASYNC_FABRIC_DEV: 2901 { 2902 int target, base, lim; 2903 fcparam *fcp = isp->isp_param; 2904 struct lportdb *lp = NULL; 2905 struct lportdb *clp = (struct lportdb *) arg; 2906 char *pt; 2907 2908 switch (clp->port_type) { 2909 case 1: 2910 pt = " N_Port"; 2911 break; 2912 case 2: 2913 pt = " NL_Port"; 2914 break; 2915 case 3: 2916 pt = "F/NL_Port"; 2917 break; 2918 case 0x7f: 2919 pt = " Nx_Port"; 2920 break; 2921 case 0x81: 2922 pt = " F_port"; 2923 break; 2924 case 0x82: 2925 pt = " FL_Port"; 2926 break; 2927 case 0x84: 2928 pt = " E_port"; 2929 break; 2930 default: 2931 pt = " "; 2932 break; 2933 } 2934 2935 isp_prt(isp, ISP_LOGINFO, 2936 "%s Fabric Device @ PortID 0x%x", pt, clp->portid); 2937 2938 /* 2939 * If we don't have an initiator role we bail. 2940 * 2941 * We just use ISPASYNC_FABRIC_DEV for announcement purposes. 2942 */ 2943 2944 if ((isp->isp_role & ISP_ROLE_INITIATOR) == 0) { 2945 break; 2946 } 2947 2948 /* 2949 * Is this entry for us? If so, we bail. 2950 */ 2951 2952 if (fcp->isp_portid == clp->portid) { 2953 break; 2954 } 2955 2956 /* 2957 * Else, the default policy is to find room for it in 2958 * our local port database. Later, when we execute 2959 * the call to isp_pdb_sync either this newly arrived 2960 * or already logged in device will be (re)announced. 2961 */ 2962 2963 if (fcp->isp_topo == TOPO_FL_PORT) 2964 base = FC_SNS_ID+1; 2965 else 2966 base = 0; 2967 2968 if (fcp->isp_topo == TOPO_N_PORT) 2969 lim = 1; 2970 else 2971 lim = MAX_FC_TARG; 2972 2973 /* 2974 * Is it already in our list? 2975 */ 2976 for (target = base; target < lim; target++) { 2977 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 2978 continue; 2979 } 2980 lp = &fcp->portdb[target]; 2981 if (lp->port_wwn == clp->port_wwn && 2982 lp->node_wwn == clp->node_wwn) { 2983 lp->fabric_dev = 1; 2984 break; 2985 } 2986 } 2987 if (target < lim) { 2988 break; 2989 } 2990 for (target = base; target < lim; target++) { 2991 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 2992 continue; 2993 } 2994 lp = &fcp->portdb[target]; 2995 if (lp->port_wwn == 0) { 2996 break; 2997 } 2998 } 2999 if (target == lim) { 3000 isp_prt(isp, ISP_LOGWARN, 3001 "out of space for fabric devices"); 3002 break; 3003 } 3004 lp->port_type = clp->port_type; 3005 lp->fc4_type = clp->fc4_type; 3006 lp->node_wwn = clp->node_wwn; 3007 lp->port_wwn = clp->port_wwn; 3008 lp->portid = clp->portid; 3009 lp->fabric_dev = 1; 3010 break; 3011 } 3012 #ifdef ISP_TARGET_MODE 3013 case ISPASYNC_TARGET_MESSAGE: 3014 { 3015 tmd_msg_t *mp = arg; 3016 isp_prt(isp, ISP_LOGALL, 3017 "bus %d iid %d tgt %d lun %d ttype %x tval %x msg[0]=%x", 3018 mp->nt_bus, (int) mp->nt_iid, (int) mp->nt_tgt, 3019 (int) mp->nt_lun, mp->nt_tagtype, mp->nt_tagval, 3020 mp->nt_msg[0]); 3021 break; 3022 } 3023 case ISPASYNC_TARGET_EVENT: 3024 { 3025 tmd_event_t *ep = arg; 3026 isp_prt(isp, ISP_LOGALL, 3027 "bus %d event code 0x%x", ep->ev_bus, ep->ev_event); 3028 break; 3029 } 3030 case ISPASYNC_TARGET_ACTION: 3031 switch (((isphdr_t *)arg)->rqs_entry_type) { 3032 default: 3033 isp_prt(isp, ISP_LOGWARN, 3034 "event 0x%x for unhandled target action", 3035 ((isphdr_t *)arg)->rqs_entry_type); 3036 break; 3037 case RQSTYPE_NOTIFY: 3038 if (IS_SCSI(isp)) { 3039 rv = isp_handle_platform_notify_scsi(isp, 3040 (in_entry_t *) arg); 3041 } else { 3042 rv = isp_handle_platform_notify_fc(isp, 3043 (in_fcentry_t *) arg); 3044 } 3045 break; 3046 case RQSTYPE_ATIO: 3047 rv = isp_handle_platform_atio(isp, (at_entry_t *) arg); 3048 break; 3049 case RQSTYPE_ATIO2: 3050 rv = isp_handle_platform_atio2(isp, (at2_entry_t *)arg); 3051 break; 3052 case RQSTYPE_CTIO2: 3053 case RQSTYPE_CTIO: 3054 rv = isp_handle_platform_ctio(isp, arg); 3055 break; 3056 case RQSTYPE_ENABLE_LUN: 3057 case RQSTYPE_MODIFY_LUN: 3058 if (IS_DUALBUS(isp)) { 3059 bus = 3060 GET_BUS_VAL(((lun_entry_t *)arg)->le_rsvd); 3061 } else { 3062 bus = 0; 3063 } 3064 isp_cv_signal_rqe(isp, bus, 3065 ((lun_entry_t *)arg)->le_status); 3066 break; 3067 } 3068 break; 3069 #endif 3070 case ISPASYNC_FW_CRASH: 3071 { 3072 u_int16_t mbox1, mbox6; 3073 mbox1 = ISP_READ(isp, OUTMAILBOX1); 3074 if (IS_DUALBUS(isp)) { 3075 mbox6 = ISP_READ(isp, OUTMAILBOX6); 3076 } else { 3077 mbox6 = 0; 3078 } 3079 isp_prt(isp, ISP_LOGERR, 3080 "Internal Firmware Error on bus %d @ RISC Address 0x%x", 3081 mbox6, mbox1); 3082 #ifdef ISP_FW_CRASH_DUMP 3083 /* 3084 * XXX: really need a thread to do this right. 3085 */ 3086 if (IS_FC(isp)) { 3087 FCPARAM(isp)->isp_fwstate = FW_CONFIG_WAIT; 3088 FCPARAM(isp)->isp_loopstate = LOOP_NIL; 3089 isp_freeze_loopdown(isp, "f/w crash"); 3090 isp_fw_dump(isp); 3091 } 3092 isp_reinit(isp); 3093 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 3094 #endif 3095 break; 3096 } 3097 case ISPASYNC_UNHANDLED_RESPONSE: 3098 break; 3099 default: 3100 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 3101 break; 3102 } 3103 return (rv); 3104 } 3105 3106 3107 /* 3108 * Locks are held before coming here. 3109 */ 3110 void 3111 isp_uninit(struct ispsoftc *isp) 3112 { 3113 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 3114 DISABLE_INTS(isp); 3115 } 3116 3117 void 3118 isp_prt(struct ispsoftc *isp, int level, const char *fmt, ...) 3119 { 3120 va_list ap; 3121 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 3122 return; 3123 } 3124 printf("%s: ", device_get_nameunit(isp->isp_dev)); 3125 va_start(ap, fmt); 3126 vprintf(fmt, ap); 3127 va_end(ap); 3128 printf("\n"); 3129 } 3130