1 /*- 2 * 3 * Copyright (c) 1997-2006 by Matthew Jacob 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice immediately at the beginning of the file, without modification, 11 * this list of conditions, and the following disclaimer. 12 * 2. The name of the author may not be used to endorse or promote products 13 * derived from this software without specific prior written permission. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 19 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 /* 29 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 30 */ 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 #include <dev/isp/isp_freebsd.h> 34 #include <sys/unistd.h> 35 #include <sys/kthread.h> 36 #include <machine/stdarg.h> /* for use by isp_prt below */ 37 #include <sys/conf.h> 38 #include <sys/module.h> 39 #include <sys/ioccom.h> 40 #include <dev/isp/isp_ioctl.h> 41 #if __FreeBSD_version >= 500000 42 #include <sys/sysctl.h> 43 #endif 44 #include <cam/cam_periph.h> 45 46 47 MODULE_VERSION(isp, 1); 48 MODULE_DEPEND(isp, cam, 1, 1, 1); 49 int isp_announced = 0; 50 int isp_fabric_hysteresis = 5; 51 int isp_loop_down_limit = 300; /* default loop down limit */ 52 int isp_change_is_bad = 0; /* "changed" devices are bad */ 53 int isp_quickboot_time = 15; /* don't wait more than N secs for loop up */ 54 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 55 static const char *roles[4] = { 56 "(none)", "Target", "Initiator", "Target/Initiator" 57 }; 58 static const char prom3[] = 59 "PortID 0x%06x Departed from Target %u because of %s"; 60 61 static void isp_freeze_loopdown(ispsoftc_t *, char *); 62 static d_ioctl_t ispioctl; 63 static void isp_intr_enable(void *); 64 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 65 static void isp_poll(struct cam_sim *); 66 static timeout_t isp_watchdog; 67 static timeout_t isp_ldt; 68 static void isp_kthread(void *); 69 static void isp_action(struct cam_sim *, union ccb *); 70 71 #if __FreeBSD_version < 700000 72 ispfwfunc *isp_get_firmware_p = NULL; 73 #endif 74 75 #if __FreeBSD_version < 500000 76 #define ISP_CDEV_MAJOR 248 77 static struct cdevsw isp_cdevsw = { 78 /* open */ nullopen, 79 /* close */ nullclose, 80 /* read */ noread, 81 /* write */ nowrite, 82 /* ioctl */ ispioctl, 83 /* poll */ nopoll, 84 /* mmap */ nommap, 85 /* strategy */ nostrategy, 86 /* name */ "isp", 87 /* maj */ ISP_CDEV_MAJOR, 88 /* dump */ nodump, 89 /* psize */ nopsize, 90 /* flags */ D_TAPE, 91 }; 92 #define isp_sysctl_update(x) do { ; } while (0) 93 #else 94 static struct cdevsw isp_cdevsw = { 95 .d_version = D_VERSION, 96 .d_flags = D_NEEDGIANT, 97 .d_ioctl = ispioctl, 98 .d_name = "isp", 99 }; 100 static void isp_sysctl_update(ispsoftc_t *); 101 #endif 102 103 static ispsoftc_t *isplist = NULL; 104 105 void 106 isp_attach(ispsoftc_t *isp) 107 { 108 int primary, secondary; 109 struct ccb_setasync csa; 110 struct cam_devq *devq; 111 struct cam_sim *sim; 112 struct cam_path *path; 113 114 /* 115 * Establish (in case of 12X0) which bus is the primary. 116 */ 117 118 primary = 0; 119 secondary = 1; 120 121 /* 122 * Create the device queue for our SIM(s). 123 */ 124 devq = cam_simq_alloc(isp->isp_maxcmds); 125 if (devq == NULL) { 126 return; 127 } 128 129 /* 130 * Construct our SIM entry. 131 */ 132 ISPLOCK_2_CAMLOCK(isp); 133 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 134 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 135 if (sim == NULL) { 136 cam_simq_free(devq); 137 CAMLOCK_2_ISPLOCK(isp); 138 return; 139 } 140 CAMLOCK_2_ISPLOCK(isp); 141 142 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 143 isp->isp_osinfo.ehook.ich_arg = isp; 144 ISPLOCK_2_CAMLOCK(isp); 145 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 146 cam_sim_free(sim, TRUE); 147 CAMLOCK_2_ISPLOCK(isp); 148 isp_prt(isp, ISP_LOGERR, 149 "could not establish interrupt enable hook"); 150 return; 151 } 152 153 if (xpt_bus_register(sim, primary) != CAM_SUCCESS) { 154 cam_sim_free(sim, TRUE); 155 CAMLOCK_2_ISPLOCK(isp); 156 return; 157 } 158 159 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 160 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 161 xpt_bus_deregister(cam_sim_path(sim)); 162 cam_sim_free(sim, TRUE); 163 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 164 CAMLOCK_2_ISPLOCK(isp); 165 return; 166 } 167 168 xpt_setup_ccb(&csa.ccb_h, path, 5); 169 csa.ccb_h.func_code = XPT_SASYNC_CB; 170 csa.event_enable = AC_LOST_DEVICE; 171 csa.callback = isp_cam_async; 172 csa.callback_arg = sim; 173 xpt_action((union ccb *)&csa); 174 CAMLOCK_2_ISPLOCK(isp); 175 isp->isp_sim = sim; 176 isp->isp_path = path; 177 /* 178 * Create a kernel thread for fibre channel instances. We 179 * don't have dual channel FC cards. 180 */ 181 if (IS_FC(isp)) { 182 ISPLOCK_2_CAMLOCK(isp); 183 #if __FreeBSD_version >= 500000 184 cv_init(&isp->isp_osinfo.kthread_cv, "isp_kthread_cv"); 185 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 186 RFHIGHPID, 0, "%s: fc_thrd", 187 device_get_nameunit(isp->isp_dev))) 188 #else 189 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 190 "%s: fc_thrd", device_get_nameunit(isp->isp_dev))) 191 #endif 192 { 193 xpt_bus_deregister(cam_sim_path(sim)); 194 cam_sim_free(sim, TRUE); 195 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 196 CAMLOCK_2_ISPLOCK(isp); 197 isp_prt(isp, ISP_LOGERR, "could not create kthread"); 198 return; 199 } 200 CAMLOCK_2_ISPLOCK(isp); 201 /* 202 * We start by being "loop down" if we have an initiator role 203 */ 204 if (isp->isp_role & ISP_ROLE_INITIATOR) { 205 isp_freeze_loopdown(isp, "isp_attach"); 206 isp->isp_osinfo.ldt = 207 timeout(isp_ldt, isp, isp_quickboot_time * hz); 208 isp->isp_osinfo.ldt_running = 1; 209 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 210 "Starting Initial Loop Down Timer"); 211 } 212 } 213 214 215 /* 216 * If we have a second channel, construct SIM entry for that. 217 */ 218 if (IS_DUALBUS(isp)) { 219 ISPLOCK_2_CAMLOCK(isp); 220 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 221 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 222 if (sim == NULL) { 223 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 224 xpt_free_path(isp->isp_path); 225 cam_simq_free(devq); 226 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 227 return; 228 } 229 if (xpt_bus_register(sim, secondary) != CAM_SUCCESS) { 230 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 231 xpt_free_path(isp->isp_path); 232 cam_sim_free(sim, TRUE); 233 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 234 CAMLOCK_2_ISPLOCK(isp); 235 return; 236 } 237 238 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 239 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 240 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 241 xpt_free_path(isp->isp_path); 242 xpt_bus_deregister(cam_sim_path(sim)); 243 cam_sim_free(sim, TRUE); 244 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 245 CAMLOCK_2_ISPLOCK(isp); 246 return; 247 } 248 249 xpt_setup_ccb(&csa.ccb_h, path, 5); 250 csa.ccb_h.func_code = XPT_SASYNC_CB; 251 csa.event_enable = AC_LOST_DEVICE; 252 csa.callback = isp_cam_async; 253 csa.callback_arg = sim; 254 xpt_action((union ccb *)&csa); 255 CAMLOCK_2_ISPLOCK(isp); 256 isp->isp_sim2 = sim; 257 isp->isp_path2 = path; 258 } 259 260 /* 261 * Create device nodes 262 */ 263 (void) make_dev(&isp_cdevsw, device_get_unit(isp->isp_dev), UID_ROOT, 264 GID_OPERATOR, 0600, "%s", device_get_nameunit(isp->isp_dev)); 265 266 if (isp->isp_role != ISP_ROLE_NONE) { 267 isp->isp_state = ISP_RUNSTATE; 268 ISP_ENABLE_INTS(isp); 269 } 270 if (isplist == NULL) { 271 isplist = isp; 272 } else { 273 ispsoftc_t *tmp = isplist; 274 while (tmp->isp_osinfo.next) { 275 tmp = tmp->isp_osinfo.next; 276 } 277 tmp->isp_osinfo.next = isp; 278 } 279 isp_sysctl_update(isp); 280 } 281 282 static void 283 isp_freeze_loopdown(ispsoftc_t *isp, char *msg) 284 { 285 if (isp->isp_osinfo.simqfrozen == 0) { 286 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown)", msg); 287 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 288 ISPLOCK_2_CAMLOCK(isp); 289 xpt_freeze_simq(isp->isp_sim, 1); 290 CAMLOCK_2_ISPLOCK(isp); 291 } else { 292 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown)", msg); 293 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 294 } 295 } 296 297 298 #if __FreeBSD_version < 500000 299 #define _DEV dev_t 300 #define _IOP struct proc 301 #else 302 #define _IOP struct thread 303 #define _DEV struct cdev * 304 #endif 305 306 static int 307 ispioctl(_DEV dev, u_long c, caddr_t addr, int flags, _IOP *td) 308 { 309 ispsoftc_t *isp; 310 int nr, retval = ENOTTY; 311 312 isp = isplist; 313 while (isp) { 314 if (minor(dev) == device_get_unit(isp->isp_dev)) { 315 break; 316 } 317 isp = isp->isp_osinfo.next; 318 } 319 if (isp == NULL) 320 return (ENXIO); 321 322 switch (c) { 323 #ifdef ISP_FW_CRASH_DUMP 324 case ISP_GET_FW_CRASH_DUMP: 325 if (IS_FC(isp)) { 326 uint16_t *ptr = FCPARAM(isp)->isp_dump_data; 327 size_t sz; 328 329 retval = 0; 330 if (IS_2200(isp)) { 331 sz = QLA2200_RISC_IMAGE_DUMP_SIZE; 332 } else { 333 sz = QLA2300_RISC_IMAGE_DUMP_SIZE; 334 } 335 ISP_LOCK(isp); 336 if (ptr && *ptr) { 337 void *uaddr = *((void **) addr); 338 if (copyout(ptr, uaddr, sz)) { 339 retval = EFAULT; 340 } else { 341 *ptr = 0; 342 } 343 } else { 344 retval = ENXIO; 345 } 346 ISP_UNLOCK(isp); 347 } 348 break; 349 case ISP_FORCE_CRASH_DUMP: 350 if (IS_FC(isp)) { 351 ISP_LOCK(isp); 352 isp_freeze_loopdown(isp, 353 "ispioctl(ISP_FORCE_CRASH_DUMP)"); 354 isp_fw_dump(isp); 355 isp_reinit(isp); 356 ISP_UNLOCK(isp); 357 retval = 0; 358 } 359 break; 360 #endif 361 case ISP_SDBLEV: 362 { 363 int olddblev = isp->isp_dblev; 364 isp->isp_dblev = *(int *)addr; 365 *(int *)addr = olddblev; 366 retval = 0; 367 break; 368 } 369 case ISP_GETROLE: 370 *(int *)addr = isp->isp_role; 371 retval = 0; 372 break; 373 case ISP_SETROLE: 374 nr = *(int *)addr; 375 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 376 retval = EINVAL; 377 break; 378 } 379 *(int *)addr = isp->isp_role; 380 isp->isp_role = nr; 381 /* FALLTHROUGH */ 382 case ISP_RESETHBA: 383 ISP_LOCK(isp); 384 isp_reinit(isp); 385 ISP_UNLOCK(isp); 386 retval = 0; 387 break; 388 case ISP_RESCAN: 389 if (IS_FC(isp)) { 390 ISP_LOCK(isp); 391 if (isp_fc_runstate(isp, 5 * 1000000)) { 392 retval = EIO; 393 } else { 394 retval = 0; 395 } 396 ISP_UNLOCK(isp); 397 } 398 break; 399 case ISP_FC_LIP: 400 if (IS_FC(isp)) { 401 ISP_LOCK(isp); 402 if (isp_control(isp, ISPCTL_SEND_LIP, 0)) { 403 retval = EIO; 404 } else { 405 retval = 0; 406 } 407 ISP_UNLOCK(isp); 408 } 409 break; 410 case ISP_FC_GETDINFO: 411 { 412 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 413 fcportdb_t *lp; 414 415 if (IS_SCSI(isp)) { 416 break; 417 } 418 if (ifc->loopid < 0 || ifc->loopid >= MAX_FC_TARG) { 419 retval = EINVAL; 420 break; 421 } 422 ISP_LOCK(isp); 423 lp = &FCPARAM(isp)->portdb[ifc->loopid]; 424 if (lp->state == FC_PORTDB_STATE_VALID) { 425 ifc->role = lp->roles; 426 ifc->loopid = lp->handle; 427 ifc->portid = lp->portid; 428 ifc->node_wwn = lp->node_wwn; 429 ifc->port_wwn = lp->port_wwn; 430 retval = 0; 431 } else { 432 retval = ENODEV; 433 } 434 ISP_UNLOCK(isp); 435 break; 436 } 437 case ISP_GET_STATS: 438 { 439 isp_stats_t *sp = (isp_stats_t *) addr; 440 441 MEMZERO(sp, sizeof (*sp)); 442 sp->isp_stat_version = ISP_STATS_VERSION; 443 sp->isp_type = isp->isp_type; 444 sp->isp_revision = isp->isp_revision; 445 ISP_LOCK(isp); 446 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 447 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 448 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 449 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 450 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 451 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 452 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 453 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 454 ISP_UNLOCK(isp); 455 retval = 0; 456 break; 457 } 458 case ISP_CLR_STATS: 459 ISP_LOCK(isp); 460 isp->isp_intcnt = 0; 461 isp->isp_intbogus = 0; 462 isp->isp_intmboxc = 0; 463 isp->isp_intoasync = 0; 464 isp->isp_rsltccmplt = 0; 465 isp->isp_fphccmplt = 0; 466 isp->isp_rscchiwater = 0; 467 isp->isp_fpcchiwater = 0; 468 ISP_UNLOCK(isp); 469 retval = 0; 470 break; 471 case ISP_FC_GETHINFO: 472 { 473 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 474 MEMZERO(hba, sizeof (*hba)); 475 476 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 477 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 478 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 479 if (IS_FC(isp)) { 480 hba->fc_speed = FCPARAM(isp)->isp_gbspeed; 481 hba->fc_scsi_supported = 1; 482 hba->fc_topology = FCPARAM(isp)->isp_topo + 1; 483 hba->fc_loopid = FCPARAM(isp)->isp_loopid; 484 hba->nvram_node_wwn = FCPARAM(isp)->isp_nodewwn; 485 hba->nvram_port_wwn = FCPARAM(isp)->isp_portwwn; 486 hba->active_node_wwn = ISP_NODEWWN(isp); 487 hba->active_port_wwn = ISP_PORTWWN(isp); 488 } 489 retval = 0; 490 break; 491 } 492 case ISP_GET_FC_PARAM: 493 { 494 struct isp_fc_param *f = (struct isp_fc_param *) addr; 495 496 if (IS_SCSI(isp)) { 497 break; 498 } 499 f->parameter = 0; 500 if (strcmp(f->param_name, "framelength") == 0) { 501 f->parameter = FCPARAM(isp)->isp_maxfrmlen; 502 retval = 0; 503 break; 504 } 505 if (strcmp(f->param_name, "exec_throttle") == 0) { 506 f->parameter = FCPARAM(isp)->isp_execthrottle; 507 retval = 0; 508 break; 509 } 510 if (strcmp(f->param_name, "fullduplex") == 0) { 511 if (FCPARAM(isp)->isp_fwoptions & ICBOPT_FULL_DUPLEX) 512 f->parameter = 1; 513 retval = 0; 514 break; 515 } 516 if (strcmp(f->param_name, "loopid") == 0) { 517 f->parameter = FCPARAM(isp)->isp_loopid; 518 retval = 0; 519 break; 520 } 521 retval = EINVAL; 522 break; 523 } 524 case ISP_SET_FC_PARAM: 525 { 526 struct isp_fc_param *f = (struct isp_fc_param *) addr; 527 uint32_t param = f->parameter; 528 529 if (IS_SCSI(isp)) { 530 break; 531 } 532 f->parameter = 0; 533 if (strcmp(f->param_name, "framelength") == 0) { 534 if (param != 512 && param != 1024 && param != 1024) { 535 retval = EINVAL; 536 break; 537 } 538 FCPARAM(isp)->isp_maxfrmlen = param; 539 retval = 0; 540 break; 541 } 542 if (strcmp(f->param_name, "exec_throttle") == 0) { 543 if (param < 16 || param > 255) { 544 retval = EINVAL; 545 break; 546 } 547 FCPARAM(isp)->isp_execthrottle = param; 548 retval = 0; 549 break; 550 } 551 if (strcmp(f->param_name, "fullduplex") == 0) { 552 if (param != 0 && param != 1) { 553 retval = EINVAL; 554 break; 555 } 556 if (param) { 557 FCPARAM(isp)->isp_fwoptions |= 558 ICBOPT_FULL_DUPLEX; 559 } else { 560 FCPARAM(isp)->isp_fwoptions &= 561 ~ICBOPT_FULL_DUPLEX; 562 } 563 retval = 0; 564 break; 565 } 566 if (strcmp(f->param_name, "loopid") == 0) { 567 if (param < 0 || param > 125) { 568 retval = EINVAL; 569 break; 570 } 571 FCPARAM(isp)->isp_loopid = param; 572 retval = 0; 573 break; 574 } 575 retval = EINVAL; 576 break; 577 } 578 case ISP_TSK_MGMT: 579 { 580 int needmarker; 581 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 582 uint16_t loopid; 583 mbreg_t mbs; 584 585 if (IS_SCSI(isp)) { 586 break; 587 } 588 589 memset(&mbs, 0, sizeof (mbs)); 590 needmarker = retval = 0; 591 loopid = fct->loopid; 592 if (FCPARAM(isp)->isp_2klogin == 0) { 593 loopid <<= 8; 594 } 595 switch (fct->action) { 596 case IPT_CLEAR_ACA: 597 mbs.param[0] = MBOX_CLEAR_ACA; 598 mbs.param[1] = loopid; 599 mbs.param[2] = fct->lun; 600 break; 601 case IPT_TARGET_RESET: 602 mbs.param[0] = MBOX_TARGET_RESET; 603 mbs.param[1] = loopid; 604 needmarker = 1; 605 break; 606 case IPT_LUN_RESET: 607 mbs.param[0] = MBOX_LUN_RESET; 608 mbs.param[1] = loopid; 609 mbs.param[2] = fct->lun; 610 needmarker = 1; 611 break; 612 case IPT_CLEAR_TASK_SET: 613 mbs.param[0] = MBOX_CLEAR_TASK_SET; 614 mbs.param[1] = loopid; 615 mbs.param[2] = fct->lun; 616 needmarker = 1; 617 break; 618 case IPT_ABORT_TASK_SET: 619 mbs.param[0] = MBOX_ABORT_TASK_SET; 620 mbs.param[1] = loopid; 621 mbs.param[2] = fct->lun; 622 needmarker = 1; 623 break; 624 default: 625 retval = EINVAL; 626 break; 627 } 628 if (retval == 0) { 629 ISP_LOCK(isp); 630 if (needmarker) { 631 isp->isp_sendmarker |= 1; 632 } 633 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 634 ISP_UNLOCK(isp); 635 if (retval) 636 retval = EIO; 637 } 638 break; 639 } 640 default: 641 break; 642 } 643 return (retval); 644 } 645 646 #if __FreeBSD_version >= 500000 647 static void 648 isp_sysctl_update(ispsoftc_t *isp) 649 { 650 struct sysctl_ctx_list *ctx = 651 device_get_sysctl_ctx(isp->isp_osinfo.dev); 652 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 653 654 if (IS_SCSI(isp)) { 655 return; 656 } 657 658 snprintf(isp->isp_osinfo.sysctl_info.fc.wwnn, 659 sizeof (isp->isp_osinfo.sysctl_info.fc.wwnn), "0x%08x%08x", 660 (uint32_t) (ISP_NODEWWN(isp) >> 32), (uint32_t) ISP_NODEWWN(isp)); 661 662 snprintf(isp->isp_osinfo.sysctl_info.fc.wwpn, 663 sizeof (isp->isp_osinfo.sysctl_info.fc.wwpn), "0x%08x%08x", 664 (uint32_t) (ISP_PORTWWN(isp) >> 32), (uint32_t) ISP_PORTWWN(isp)); 665 666 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 667 "wwnn", CTLFLAG_RD, isp->isp_osinfo.sysctl_info.fc.wwnn, 0, 668 "World Wide Node Name"); 669 670 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 671 "wwpn", CTLFLAG_RD, isp->isp_osinfo.sysctl_info.fc.wwpn, 0, 672 "World Wide Port Name"); 673 674 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 675 "loop_down_limit", 676 CTLFLAG_RW, &isp->isp_osinfo.loop_down_limit, 0, 677 "How long to wait for loop to come back up"); 678 679 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 680 "gone_device_time", 681 CTLFLAG_RW, &isp->isp_osinfo.gone_device_time, 0, 682 "How long to wait for a device to reappear"); 683 } 684 #endif 685 686 static void 687 isp_intr_enable(void *arg) 688 { 689 ispsoftc_t *isp = arg; 690 if (isp->isp_role != ISP_ROLE_NONE) { 691 ISP_ENABLE_INTS(isp); 692 } 693 /* Release our hook so that the boot can continue. */ 694 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 695 } 696 697 /* 698 * Put the target mode functions here, because some are inlines 699 */ 700 701 #ifdef ISP_TARGET_MODE 702 703 static __inline int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 704 static __inline int are_any_luns_enabled(ispsoftc_t *, int); 705 static __inline tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 706 static __inline void rls_lun_statep(ispsoftc_t *, tstate_t *); 707 static __inline atio_private_data_t *isp_get_atpd(ispsoftc_t *, int); 708 static cam_status 709 create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 710 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 711 static int isp_en_lun(ispsoftc_t *, union ccb *); 712 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 713 static cam_status isp_abort_tgt_ccb(ispsoftc_t *, union ccb *); 714 static timeout_t isp_refire_putback_atio; 715 static void isp_complete_ctio(union ccb *); 716 static void isp_target_putback_atio(union ccb *); 717 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 718 static int isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 719 static int isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 720 static int isp_handle_platform_ctio(ispsoftc_t *, void *); 721 static int isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 722 static int isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 723 724 static __inline int 725 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 726 { 727 tstate_t *tptr; 728 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 729 if (tptr == NULL) { 730 return (0); 731 } 732 do { 733 if (tptr->lun == (lun_id_t) lun && tptr->bus == bus) { 734 return (1); 735 } 736 } while ((tptr = tptr->next) != NULL); 737 return (0); 738 } 739 740 static __inline int 741 are_any_luns_enabled(ispsoftc_t *isp, int port) 742 { 743 int lo, hi; 744 if (IS_DUALBUS(isp)) { 745 lo = (port * (LUN_HASH_SIZE >> 1)); 746 hi = lo + (LUN_HASH_SIZE >> 1); 747 } else { 748 lo = 0; 749 hi = LUN_HASH_SIZE; 750 } 751 for (lo = 0; lo < hi; lo++) { 752 if (isp->isp_osinfo.lun_hash[lo]) { 753 return (1); 754 } 755 } 756 return (0); 757 } 758 759 static __inline tstate_t * 760 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 761 { 762 tstate_t *tptr = NULL; 763 764 if (lun == CAM_LUN_WILDCARD) { 765 if (isp->isp_osinfo.tmflags[bus] & TM_WILDCARD_ENABLED) { 766 tptr = &isp->isp_osinfo.tsdflt[bus]; 767 tptr->hold++; 768 return (tptr); 769 } 770 return (NULL); 771 } else { 772 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 773 if (tptr == NULL) { 774 return (NULL); 775 } 776 } 777 778 do { 779 if (tptr->lun == lun && tptr->bus == bus) { 780 tptr->hold++; 781 return (tptr); 782 } 783 } while ((tptr = tptr->next) != NULL); 784 return (tptr); 785 } 786 787 static __inline void 788 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 789 { 790 if (tptr->hold) 791 tptr->hold--; 792 } 793 794 static __inline atio_private_data_t * 795 isp_get_atpd(ispsoftc_t *isp, int tag) 796 { 797 atio_private_data_t *atp; 798 for (atp = isp->isp_osinfo.atpdp; 799 atp < &isp->isp_osinfo.atpdp[ATPDPSIZE]; atp++) { 800 if (atp->tag == tag) 801 return (atp); 802 } 803 return (NULL); 804 } 805 806 static cam_status 807 create_lun_state(ispsoftc_t *isp, int bus, 808 struct cam_path *path, tstate_t **rslt) 809 { 810 cam_status status; 811 lun_id_t lun; 812 int hfx; 813 tstate_t *tptr, *new; 814 815 lun = xpt_path_lun_id(path); 816 if (lun < 0) { 817 return (CAM_LUN_INVALID); 818 } 819 if (is_lun_enabled(isp, bus, lun)) { 820 return (CAM_LUN_ALRDY_ENA); 821 } 822 new = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 823 if (new == NULL) { 824 return (CAM_RESRC_UNAVAIL); 825 } 826 827 status = xpt_create_path(&new->owner, NULL, xpt_path_path_id(path), 828 xpt_path_target_id(path), xpt_path_lun_id(path)); 829 if (status != CAM_REQ_CMP) { 830 free(new, M_DEVBUF); 831 return (status); 832 } 833 new->bus = bus; 834 new->lun = lun; 835 SLIST_INIT(&new->atios); 836 SLIST_INIT(&new->inots); 837 new->hold = 1; 838 839 hfx = LUN_HASH_FUNC(isp, new->bus, new->lun); 840 tptr = isp->isp_osinfo.lun_hash[hfx]; 841 if (tptr == NULL) { 842 isp->isp_osinfo.lun_hash[hfx] = new; 843 } else { 844 while (tptr->next) 845 tptr = tptr->next; 846 tptr->next = new; 847 } 848 *rslt = new; 849 return (CAM_REQ_CMP); 850 } 851 852 static __inline void 853 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 854 { 855 int hfx; 856 tstate_t *lw, *pw; 857 858 if (tptr->hold) { 859 return; 860 } 861 hfx = LUN_HASH_FUNC(isp, tptr->bus, tptr->lun); 862 pw = isp->isp_osinfo.lun_hash[hfx]; 863 if (pw == NULL) { 864 return; 865 } else if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 866 isp->isp_osinfo.lun_hash[hfx] = pw->next; 867 } else { 868 lw = pw; 869 pw = lw->next; 870 while (pw) { 871 if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 872 lw->next = pw->next; 873 break; 874 } 875 lw = pw; 876 pw = pw->next; 877 } 878 if (pw == NULL) { 879 return; 880 } 881 } 882 free(tptr, M_DEVBUF); 883 } 884 885 /* 886 * Enable luns. 887 */ 888 static int 889 isp_en_lun(ispsoftc_t *isp, union ccb *ccb) 890 { 891 struct ccb_en_lun *cel = &ccb->cel; 892 tstate_t *tptr; 893 uint32_t seq; 894 int bus, cmd, av, wildcard, tm_on; 895 lun_id_t lun; 896 target_id_t tgt; 897 898 bus = XS_CHANNEL(ccb); 899 if (bus > 1) { 900 xpt_print_path(ccb->ccb_h.path); 901 printf("illegal bus %d\n", bus); 902 ccb->ccb_h.status = CAM_PATH_INVALID; 903 return (-1); 904 } 905 tgt = ccb->ccb_h.target_id; 906 lun = ccb->ccb_h.target_lun; 907 908 isp_prt(isp, ISP_LOGTDEBUG0, 909 "isp_en_lun: %sabling lun 0x%x on channel %d", 910 cel->enable? "en" : "dis", lun, bus); 911 912 913 if ((lun != CAM_LUN_WILDCARD) && 914 (lun < 0 || lun >= (lun_id_t) isp->isp_maxluns)) { 915 ccb->ccb_h.status = CAM_LUN_INVALID; 916 return (-1); 917 } 918 919 if (IS_SCSI(isp)) { 920 sdparam *sdp = isp->isp_param; 921 sdp += bus; 922 if (tgt != CAM_TARGET_WILDCARD && 923 tgt != sdp->isp_initiator_id) { 924 ccb->ccb_h.status = CAM_TID_INVALID; 925 return (-1); 926 } 927 } else { 928 /* 929 * There's really no point in doing this yet w/o multi-tid 930 * capability. Even then, it's problematic. 931 */ 932 #if 0 933 if (tgt != CAM_TARGET_WILDCARD && 934 tgt != FCPARAM(isp)->isp_iid) { 935 ccb->ccb_h.status = CAM_TID_INVALID; 936 return (-1); 937 } 938 #endif 939 /* 940 * This is as a good a place as any to check f/w capabilities. 941 */ 942 if (FCPARAM(isp)->isp_tmode == 0) { 943 isp_prt(isp, ISP_LOGERR, 944 "firmware does not support target mode"); 945 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 946 return (-1); 947 } 948 /* 949 * XXX: We *could* handle non-SCCLUN f/w, but we'd have to 950 * XXX: dorks with our already fragile enable/disable code. 951 */ 952 if (FCPARAM(isp)->isp_sccfw == 0) { 953 isp_prt(isp, ISP_LOGERR, "firmware not SCCLUN capable"); 954 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 955 return (-1); 956 } 957 } 958 959 if (tgt == CAM_TARGET_WILDCARD) { 960 if (lun == CAM_LUN_WILDCARD) { 961 wildcard = 1; 962 } else { 963 ccb->ccb_h.status = CAM_LUN_INVALID; 964 return (-1); 965 } 966 } else { 967 wildcard = 0; 968 } 969 970 tm_on = (isp->isp_osinfo.tmflags[bus] & TM_TMODE_ENABLED) != 0; 971 972 /* 973 * Next check to see whether this is a target/lun wildcard action. 974 * 975 * If so, we know that we can accept commands for luns that haven't 976 * been enabled yet and send them upstream. Otherwise, we have to 977 * handle them locally (if we see them at all). 978 */ 979 980 if (wildcard) { 981 tptr = &isp->isp_osinfo.tsdflt[bus]; 982 if (cel->enable) { 983 if (tm_on) { 984 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 985 return (-1); 986 } 987 ccb->ccb_h.status = 988 xpt_create_path(&tptr->owner, NULL, 989 xpt_path_path_id(ccb->ccb_h.path), 990 xpt_path_target_id(ccb->ccb_h.path), 991 xpt_path_lun_id(ccb->ccb_h.path)); 992 if (ccb->ccb_h.status != CAM_REQ_CMP) { 993 return (-1); 994 } 995 SLIST_INIT(&tptr->atios); 996 SLIST_INIT(&tptr->inots); 997 isp->isp_osinfo.tmflags[bus] |= TM_WILDCARD_ENABLED; 998 } else { 999 if (tm_on == 0) { 1000 ccb->ccb_h.status = CAM_REQ_CMP; 1001 return (-1); 1002 } 1003 if (tptr->hold) { 1004 ccb->ccb_h.status = CAM_SCSI_BUSY; 1005 return (-1); 1006 } 1007 xpt_free_path(tptr->owner); 1008 isp->isp_osinfo.tmflags[bus] &= ~TM_WILDCARD_ENABLED; 1009 } 1010 } 1011 1012 /* 1013 * Now check to see whether this bus needs to be 1014 * enabled/disabled with respect to target mode. 1015 */ 1016 av = bus << 31; 1017 if (cel->enable && tm_on == 0) { 1018 av |= ENABLE_TARGET_FLAG; 1019 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 1020 if (av) { 1021 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1022 if (wildcard) { 1023 isp->isp_osinfo.tmflags[bus] &= 1024 ~TM_WILDCARD_ENABLED; 1025 xpt_free_path(tptr->owner); 1026 } 1027 return (-1); 1028 } 1029 isp->isp_osinfo.tmflags[bus] |= TM_TMODE_ENABLED; 1030 isp_prt(isp, ISP_LOGINFO, 1031 "Target Mode enabled on channel %d", bus); 1032 } else if (cel->enable == 0 && tm_on && wildcard) { 1033 if (are_any_luns_enabled(isp, bus)) { 1034 ccb->ccb_h.status = CAM_SCSI_BUSY; 1035 return (-1); 1036 } 1037 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 1038 if (av) { 1039 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1040 return (-1); 1041 } 1042 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 1043 isp_prt(isp, ISP_LOGINFO, 1044 "Target Mode disabled on channel %d", bus); 1045 } 1046 1047 if (wildcard) { 1048 ccb->ccb_h.status = CAM_REQ_CMP; 1049 return (-1); 1050 } 1051 1052 /* 1053 * Find an empty slot 1054 */ 1055 for (seq = 0; seq < NLEACT; seq++) { 1056 if (isp->isp_osinfo.leact[seq] == 0) { 1057 break; 1058 } 1059 } 1060 if (seq >= NLEACT) { 1061 ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 1062 return (-1); 1063 1064 } 1065 isp->isp_osinfo.leact[seq] = ccb; 1066 1067 if (cel->enable) { 1068 ccb->ccb_h.status = 1069 create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1070 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1071 isp->isp_osinfo.leact[seq] = 0; 1072 return (-1); 1073 } 1074 } else { 1075 tptr = get_lun_statep(isp, bus, lun); 1076 if (tptr == NULL) { 1077 ccb->ccb_h.status = CAM_LUN_INVALID; 1078 return (-1); 1079 } 1080 } 1081 1082 if (cel->enable) { 1083 int c, n, ulun = lun; 1084 1085 cmd = RQSTYPE_ENABLE_LUN; 1086 c = DFLT_CMND_CNT; 1087 n = DFLT_INOT_CNT; 1088 if (IS_FC(isp) && lun != 0) { 1089 cmd = RQSTYPE_MODIFY_LUN; 1090 n = 0; 1091 /* 1092 * For SCC firmware, we only deal with setting 1093 * (enabling or modifying) lun 0. 1094 */ 1095 ulun = 0; 1096 } 1097 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq+1) == 0) { 1098 rls_lun_statep(isp, tptr); 1099 ccb->ccb_h.status = CAM_REQ_INPROG; 1100 return (seq); 1101 } 1102 } else { 1103 int c, n, ulun = lun; 1104 1105 cmd = -RQSTYPE_MODIFY_LUN; 1106 c = DFLT_CMND_CNT; 1107 n = DFLT_INOT_CNT; 1108 if (IS_FC(isp) && lun != 0) { 1109 n = 0; 1110 /* 1111 * For SCC firmware, we only deal with setting 1112 * (enabling or modifying) lun 0. 1113 */ 1114 ulun = 0; 1115 } 1116 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq+1) == 0) { 1117 rls_lun_statep(isp, tptr); 1118 ccb->ccb_h.status = CAM_REQ_INPROG; 1119 return (seq); 1120 } 1121 } 1122 rls_lun_statep(isp, tptr); 1123 xpt_print_path(ccb->ccb_h.path); 1124 printf("isp_lun_cmd failed\n"); 1125 isp->isp_osinfo.leact[seq] = 0; 1126 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1127 return (-1); 1128 } 1129 1130 static void 1131 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1132 { 1133 const char lfmt[] = "lun %d now %sabled for target mode on channel %d"; 1134 union ccb *ccb; 1135 uint32_t seq; 1136 tstate_t *tptr; 1137 int av; 1138 struct ccb_en_lun *cel; 1139 1140 seq = lep->le_reserved - 1; 1141 if (seq >= NLEACT) { 1142 isp_prt(isp, ISP_LOGERR, 1143 "seq out of range (%u) in isp_ledone", seq); 1144 return; 1145 } 1146 ccb = isp->isp_osinfo.leact[seq]; 1147 if (ccb == 0) { 1148 isp_prt(isp, ISP_LOGERR, 1149 "no ccb for seq %u in isp_ledone", seq); 1150 return; 1151 } 1152 cel = &ccb->cel; 1153 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1154 if (tptr == NULL) { 1155 xpt_print_path(ccb->ccb_h.path); 1156 printf("null tptr in isp_ledone\n"); 1157 isp->isp_osinfo.leact[seq] = 0; 1158 return; 1159 } 1160 1161 if (lep->le_status != LUN_OK) { 1162 xpt_print_path(ccb->ccb_h.path); 1163 printf("ENABLE/MODIFY LUN returned 0x%x\n", lep->le_status); 1164 err: 1165 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1166 xpt_print_path(ccb->ccb_h.path); 1167 rls_lun_statep(isp, tptr); 1168 isp->isp_osinfo.leact[seq] = 0; 1169 ISPLOCK_2_CAMLOCK(isp); 1170 xpt_done(ccb); 1171 CAMLOCK_2_ISPLOCK(isp); 1172 return; 1173 } else { 1174 isp_prt(isp, ISP_LOGTDEBUG0, 1175 "isp_ledone: ENABLE/MODIFY done okay"); 1176 } 1177 1178 1179 if (cel->enable) { 1180 ccb->ccb_h.status = CAM_REQ_CMP; 1181 isp_prt(isp, ISP_LOGINFO, lfmt, 1182 XS_LUN(ccb), "en", XS_CHANNEL(ccb)); 1183 rls_lun_statep(isp, tptr); 1184 isp->isp_osinfo.leact[seq] = 0; 1185 ISPLOCK_2_CAMLOCK(isp); 1186 xpt_done(ccb); 1187 CAMLOCK_2_ISPLOCK(isp); 1188 return; 1189 } 1190 1191 if (lep->le_header.rqs_entry_type == RQSTYPE_MODIFY_LUN) { 1192 if (isp_lun_cmd(isp, -RQSTYPE_ENABLE_LUN, XS_CHANNEL(ccb), 1193 XS_TGT(ccb), XS_LUN(ccb), 0, 0, seq+1)) { 1194 xpt_print_path(ccb->ccb_h.path); 1195 printf("isp_ledone: isp_lun_cmd failed\n"); 1196 goto err; 1197 } 1198 rls_lun_statep(isp, tptr); 1199 return; 1200 } 1201 1202 isp_prt(isp, ISP_LOGINFO, lfmt, XS_LUN(ccb), "dis", XS_CHANNEL(ccb)); 1203 rls_lun_statep(isp, tptr); 1204 destroy_lun_state(isp, tptr); 1205 ccb->ccb_h.status = CAM_REQ_CMP; 1206 isp->isp_osinfo.leact[seq] = 0; 1207 ISPLOCK_2_CAMLOCK(isp); 1208 xpt_done(ccb); 1209 CAMLOCK_2_ISPLOCK(isp); 1210 if (are_any_luns_enabled(isp, XS_CHANNEL(ccb)) == 0) { 1211 int bus = XS_CHANNEL(ccb); 1212 av = bus << 31; 1213 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 1214 if (av) { 1215 isp_prt(isp, ISP_LOGWARN, 1216 "disable target mode on channel %d failed", bus); 1217 } else { 1218 isp_prt(isp, ISP_LOGINFO, 1219 "Target Mode disabled on channel %d", bus); 1220 } 1221 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 1222 } 1223 } 1224 1225 1226 static cam_status 1227 isp_abort_tgt_ccb(ispsoftc_t *isp, union ccb *ccb) 1228 { 1229 tstate_t *tptr; 1230 struct ccb_hdr_slist *lp; 1231 struct ccb_hdr *curelm; 1232 int found, *ctr; 1233 union ccb *accb = ccb->cab.abort_ccb; 1234 1235 isp_prt(isp, ISP_LOGTDEBUG0, "aborting ccb %p", accb); 1236 if (accb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 1237 int badpath = 0; 1238 if (IS_FC(isp) && (accb->ccb_h.target_id != 1239 ((fcparam *) isp->isp_param)->isp_loopid)) { 1240 badpath = 1; 1241 } else if (IS_SCSI(isp) && (accb->ccb_h.target_id != 1242 ((sdparam *) isp->isp_param)->isp_initiator_id)) { 1243 badpath = 1; 1244 } 1245 if (badpath) { 1246 /* 1247 * Being restrictive about target ids is really about 1248 * making sure we're aborting for the right multi-tid 1249 * path. This doesn't really make much sense at present. 1250 */ 1251 #if 0 1252 return (CAM_PATH_INVALID); 1253 #endif 1254 } 1255 } 1256 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), accb->ccb_h.target_lun); 1257 if (tptr == NULL) { 1258 isp_prt(isp, ISP_LOGTDEBUG0, 1259 "isp_abort_tgt_ccb: can't get statep"); 1260 return (CAM_PATH_INVALID); 1261 } 1262 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 1263 lp = &tptr->atios; 1264 ctr = &tptr->atio_count; 1265 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 1266 lp = &tptr->inots; 1267 ctr = &tptr->inot_count; 1268 } else { 1269 rls_lun_statep(isp, tptr); 1270 isp_prt(isp, ISP_LOGTDEBUG0, 1271 "isp_abort_tgt_ccb: bad func %d\n", accb->ccb_h.func_code); 1272 return (CAM_UA_ABORT); 1273 } 1274 curelm = SLIST_FIRST(lp); 1275 found = 0; 1276 if (curelm == &accb->ccb_h) { 1277 found = 1; 1278 SLIST_REMOVE_HEAD(lp, sim_links.sle); 1279 } else { 1280 while(curelm != NULL) { 1281 struct ccb_hdr *nextelm; 1282 1283 nextelm = SLIST_NEXT(curelm, sim_links.sle); 1284 if (nextelm == &accb->ccb_h) { 1285 found = 1; 1286 SLIST_NEXT(curelm, sim_links.sle) = 1287 SLIST_NEXT(nextelm, sim_links.sle); 1288 break; 1289 } 1290 curelm = nextelm; 1291 } 1292 } 1293 rls_lun_statep(isp, tptr); 1294 if (found) { 1295 (*ctr)--; 1296 accb->ccb_h.status = CAM_REQ_ABORTED; 1297 xpt_done(accb); 1298 return (CAM_REQ_CMP); 1299 } 1300 isp_prt(isp, ISP_LOGTDEBUG0, 1301 "isp_abort_tgt_ccb: CCB %p not found\n", ccb); 1302 return (CAM_PATH_INVALID); 1303 } 1304 1305 static void 1306 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1307 { 1308 void *qe; 1309 struct ccb_scsiio *cso = &ccb->csio; 1310 uint32_t nxti, optr, handle; 1311 uint8_t local[QENTRY_LEN]; 1312 1313 1314 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1315 xpt_print_path(ccb->ccb_h.path); 1316 printf("Request Queue Overflow in isp_target_start_ctio\n"); 1317 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1318 goto out; 1319 } 1320 memset(local, 0, QENTRY_LEN); 1321 1322 /* 1323 * We're either moving data or completing a command here. 1324 */ 1325 1326 if (IS_FC(isp)) { 1327 atio_private_data_t *atp; 1328 ct2_entry_t *cto = (ct2_entry_t *) local; 1329 1330 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1331 cto->ct_header.rqs_entry_count = 1; 1332 if (FCPARAM(isp)->isp_2klogin) { 1333 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1334 } else { 1335 cto->ct_iid = cso->init_id; 1336 if (FCPARAM(isp)->isp_sccfw == 0) { 1337 cto->ct_lun = ccb->ccb_h.target_lun; 1338 } 1339 } 1340 1341 atp = isp_get_atpd(isp, cso->tag_id); 1342 if (atp == NULL) { 1343 isp_prt(isp, ISP_LOGERR, 1344 "cannot find private data adjunct for tag %x", 1345 cso->tag_id); 1346 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 1347 goto out; 1348 } 1349 1350 cto->ct_rxid = cso->tag_id; 1351 if (cso->dxfer_len == 0) { 1352 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA; 1353 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1354 cto->ct_flags |= CT2_SENDSTATUS; 1355 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1356 cto->ct_resid = 1357 atp->orig_datalen - atp->bytes_xfered; 1358 if (cto->ct_resid < 0) { 1359 cto->rsp.m1.ct_scsi_status |= 1360 CT2_DATA_OVER; 1361 } else if (cto->ct_resid > 0) { 1362 cto->rsp.m1.ct_scsi_status |= 1363 CT2_DATA_UNDER; 1364 } 1365 } 1366 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1367 int m = min(cso->sense_len, MAXRESPLEN); 1368 memcpy(cto->rsp.m1.ct_resp, 1369 &cso->sense_data, m); 1370 cto->rsp.m1.ct_senselen = m; 1371 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1372 } 1373 } else { 1374 cto->ct_flags |= CT2_FLAG_MODE0; 1375 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1376 cto->ct_flags |= CT2_DATA_IN; 1377 } else { 1378 cto->ct_flags |= CT2_DATA_OUT; 1379 } 1380 cto->ct_reloff = atp->bytes_xfered; 1381 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1382 cto->ct_flags |= CT2_SENDSTATUS; 1383 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1384 cto->ct_resid = 1385 atp->orig_datalen - 1386 (atp->bytes_xfered + cso->dxfer_len); 1387 if (cto->ct_resid < 0) { 1388 cto->rsp.m0.ct_scsi_status |= 1389 CT2_DATA_OVER; 1390 } else if (cto->ct_resid > 0) { 1391 cto->rsp.m0.ct_scsi_status |= 1392 CT2_DATA_UNDER; 1393 } 1394 } else { 1395 atp->last_xframt = cso->dxfer_len; 1396 } 1397 /* 1398 * If we're sending data and status back together, 1399 * we can't also send back sense data as well. 1400 */ 1401 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1402 } 1403 1404 if (cto->ct_flags & CT2_SENDSTATUS) { 1405 isp_prt(isp, ISP_LOGTDEBUG0, 1406 "CTIO2[%x] STATUS %x origd %u curd %u resid %u", 1407 cto->ct_rxid, cso->scsi_status, atp->orig_datalen, 1408 cso->dxfer_len, cto->ct_resid); 1409 cto->ct_flags |= CT2_CCINCR; 1410 atp->state = ATPD_STATE_LAST_CTIO; 1411 } else { 1412 atp->state = ATPD_STATE_CTIO; 1413 } 1414 cto->ct_timeout = 10; 1415 } else { 1416 ct_entry_t *cto = (ct_entry_t *) local; 1417 1418 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1419 cto->ct_header.rqs_entry_count = 1; 1420 cto->ct_iid = cso->init_id; 1421 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1422 cto->ct_tgt = ccb->ccb_h.target_id; 1423 cto->ct_lun = ccb->ccb_h.target_lun; 1424 cto->ct_fwhandle = AT_GET_HANDLE(cso->tag_id); 1425 if (AT_HAS_TAG(cso->tag_id)) { 1426 cto->ct_tag_val = (uint8_t) AT_GET_TAG(cso->tag_id); 1427 cto->ct_flags |= CT_TQAE; 1428 } 1429 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1430 cto->ct_flags |= CT_NODISC; 1431 } 1432 if (cso->dxfer_len == 0) { 1433 cto->ct_flags |= CT_NO_DATA; 1434 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1435 cto->ct_flags |= CT_DATA_IN; 1436 } else { 1437 cto->ct_flags |= CT_DATA_OUT; 1438 } 1439 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1440 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1441 cto->ct_scsi_status = cso->scsi_status; 1442 cto->ct_resid = cso->resid; 1443 isp_prt(isp, ISP_LOGTDEBUG0, 1444 "CTIO[%x] SCSI STATUS 0x%x resid %d tag_id %x", 1445 cto->ct_fwhandle, cso->scsi_status, cso->resid, 1446 cso->tag_id); 1447 } 1448 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1449 cto->ct_timeout = 10; 1450 } 1451 1452 if (isp_save_xs_tgt(isp, ccb, &handle)) { 1453 xpt_print_path(ccb->ccb_h.path); 1454 printf("No XFLIST pointers for isp_target_start_ctio\n"); 1455 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1456 goto out; 1457 } 1458 1459 1460 /* 1461 * Call the dma setup routines for this entry (and any subsequent 1462 * CTIOs) if there's data to move, and then tell the f/w it's got 1463 * new things to play with. As with isp_start's usage of DMA setup, 1464 * any swizzling is done in the machine dependent layer. Because 1465 * of this, we put the request onto the queue area first in native 1466 * format. 1467 */ 1468 1469 if (IS_FC(isp)) { 1470 ct2_entry_t *cto = (ct2_entry_t *) local; 1471 cto->ct_syshandle = handle; 1472 } else { 1473 ct_entry_t *cto = (ct_entry_t *) local; 1474 cto->ct_syshandle = handle; 1475 } 1476 1477 switch (ISP_DMASETUP(isp, cso, (ispreq_t *) local, &nxti, optr)) { 1478 case CMD_QUEUED: 1479 ISP_ADD_REQUEST(isp, nxti); 1480 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1481 return; 1482 1483 case CMD_EAGAIN: 1484 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1485 break; 1486 1487 default: 1488 break; 1489 } 1490 isp_destroy_tgt_handle(isp, handle); 1491 1492 out: 1493 ISPLOCK_2_CAMLOCK(isp); 1494 xpt_done(ccb); 1495 CAMLOCK_2_ISPLOCK(isp); 1496 } 1497 1498 static void 1499 isp_refire_putback_atio(void *arg) 1500 { 1501 int s = splcam(); 1502 isp_target_putback_atio(arg); 1503 splx(s); 1504 } 1505 1506 static void 1507 isp_target_putback_atio(union ccb *ccb) 1508 { 1509 ispsoftc_t *isp; 1510 struct ccb_scsiio *cso; 1511 uint32_t nxti, optr; 1512 void *qe; 1513 1514 isp = XS_ISP(ccb); 1515 1516 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1517 (void) timeout(isp_refire_putback_atio, ccb, 10); 1518 isp_prt(isp, ISP_LOGWARN, 1519 "isp_target_putback_atio: Request Queue Overflow"); 1520 return; 1521 } 1522 memset(qe, 0, QENTRY_LEN); 1523 cso = &ccb->csio; 1524 if (IS_FC(isp)) { 1525 at2_entry_t local, *at = &local; 1526 MEMZERO(at, sizeof (at2_entry_t)); 1527 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1528 at->at_header.rqs_entry_count = 1; 1529 if (FCPARAM(isp)->isp_sccfw) { 1530 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1531 } else { 1532 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1533 } 1534 at->at_status = CT_OK; 1535 at->at_rxid = cso->tag_id; 1536 at->at_iid = cso->ccb_h.target_id; 1537 isp_put_atio2(isp, at, qe); 1538 } else { 1539 at_entry_t local, *at = &local; 1540 MEMZERO(at, sizeof (at_entry_t)); 1541 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1542 at->at_header.rqs_entry_count = 1; 1543 at->at_iid = cso->init_id; 1544 at->at_iid |= XS_CHANNEL(ccb) << 7; 1545 at->at_tgt = cso->ccb_h.target_id; 1546 at->at_lun = cso->ccb_h.target_lun; 1547 at->at_status = CT_OK; 1548 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1549 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1550 isp_put_atio(isp, at, qe); 1551 } 1552 ISP_TDQE(isp, "isp_target_putback_atio", (int) optr, qe); 1553 ISP_ADD_REQUEST(isp, nxti); 1554 isp_complete_ctio(ccb); 1555 } 1556 1557 static void 1558 isp_complete_ctio(union ccb *ccb) 1559 { 1560 ISPLOCK_2_CAMLOCK(isp); 1561 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1562 ccb->ccb_h.status |= CAM_REQ_CMP; 1563 } 1564 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1565 xpt_done(ccb); 1566 CAMLOCK_2_ISPLOCK(isp); 1567 } 1568 1569 /* 1570 * Handle ATIO stuff that the generic code can't. 1571 * This means handling CDBs. 1572 */ 1573 1574 static int 1575 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1576 { 1577 tstate_t *tptr; 1578 int status, bus, iswildcard; 1579 struct ccb_accept_tio *atiop; 1580 1581 /* 1582 * The firmware status (except for the QLTM_SVALID bit) 1583 * indicates why this ATIO was sent to us. 1584 * 1585 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1586 * 1587 * If the DISCONNECTS DISABLED bit is set in the flags field, 1588 * we're still connected on the SCSI bus. 1589 */ 1590 status = aep->at_status; 1591 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1592 /* 1593 * Bus Phase Sequence error. We should have sense data 1594 * suggested by the f/w. I'm not sure quite yet what 1595 * to do about this for CAM. 1596 */ 1597 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1598 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1599 return (0); 1600 } 1601 if ((status & ~QLTM_SVALID) != AT_CDB) { 1602 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", 1603 status); 1604 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1605 return (0); 1606 } 1607 1608 bus = GET_BUS_VAL(aep->at_iid); 1609 tptr = get_lun_statep(isp, bus, aep->at_lun); 1610 if (tptr == NULL) { 1611 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1612 if (tptr == NULL) { 1613 /* 1614 * Because we can't autofeed sense data back with 1615 * a command for parallel SCSI, we can't give back 1616 * a CHECK CONDITION. We'll give back a BUSY status 1617 * instead. This works out okay because the only 1618 * time we should, in fact, get this, is in the 1619 * case that somebody configured us without the 1620 * blackhole driver, so they get what they deserve. 1621 */ 1622 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1623 return (0); 1624 } 1625 iswildcard = 1; 1626 } else { 1627 iswildcard = 0; 1628 } 1629 1630 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1631 if (atiop == NULL) { 1632 /* 1633 * Because we can't autofeed sense data back with 1634 * a command for parallel SCSI, we can't give back 1635 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1636 * instead. This works out okay because the only time we 1637 * should, in fact, get this, is in the case that we've 1638 * run out of ATIOS. 1639 */ 1640 xpt_print_path(tptr->owner); 1641 isp_prt(isp, ISP_LOGWARN, 1642 "no ATIOS for lun %d from initiator %d on channel %d", 1643 aep->at_lun, GET_IID_VAL(aep->at_iid), bus); 1644 if (aep->at_flags & AT_TQAE) 1645 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1646 else 1647 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1648 rls_lun_statep(isp, tptr); 1649 return (0); 1650 } 1651 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1652 tptr->atio_count--; 1653 isp_prt(isp, ISP_LOGTDEBUG0, "Take FREE ATIO lun %d, count now %d", 1654 aep->at_lun, tptr->atio_count); 1655 if (iswildcard) { 1656 atiop->ccb_h.target_id = aep->at_tgt; 1657 atiop->ccb_h.target_lun = aep->at_lun; 1658 } 1659 if (aep->at_flags & AT_NODISC) { 1660 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1661 } else { 1662 atiop->ccb_h.flags = 0; 1663 } 1664 1665 if (status & QLTM_SVALID) { 1666 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1667 atiop->sense_len = amt; 1668 MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1669 } else { 1670 atiop->sense_len = 0; 1671 } 1672 1673 atiop->init_id = GET_IID_VAL(aep->at_iid); 1674 atiop->cdb_len = aep->at_cdblen; 1675 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1676 atiop->ccb_h.status = CAM_CDB_RECVD; 1677 /* 1678 * Construct a tag 'id' based upon tag value (which may be 0..255) 1679 * and the handle (which we have to preserve). 1680 */ 1681 AT_MAKE_TAGID(atiop->tag_id, device_get_unit(isp->isp_dev), aep); 1682 if (aep->at_flags & AT_TQAE) { 1683 atiop->tag_action = aep->at_tag_type; 1684 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1685 } 1686 xpt_done((union ccb*)atiop); 1687 isp_prt(isp, ISP_LOGTDEBUG0, 1688 "ATIO[%x] CDB=0x%x bus %d iid%d->lun%d tag 0x%x ttype 0x%x %s", 1689 aep->at_handle, aep->at_cdb[0] & 0xff, GET_BUS_VAL(aep->at_iid), 1690 GET_IID_VAL(aep->at_iid), aep->at_lun, aep->at_tag_val & 0xff, 1691 aep->at_tag_type, (aep->at_flags & AT_NODISC)? 1692 "nondisc" : "disconnecting"); 1693 rls_lun_statep(isp, tptr); 1694 return (0); 1695 } 1696 1697 static int 1698 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1699 { 1700 lun_id_t lun; 1701 tstate_t *tptr; 1702 struct ccb_accept_tio *atiop; 1703 atio_private_data_t *atp; 1704 1705 /* 1706 * The firmware status (except for the QLTM_SVALID bit) 1707 * indicates why this ATIO was sent to us. 1708 * 1709 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1710 */ 1711 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1712 isp_prt(isp, ISP_LOGWARN, 1713 "bogus atio (0x%x) leaked to platform", aep->at_status); 1714 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1715 return (0); 1716 } 1717 1718 if (FCPARAM(isp)->isp_sccfw) { 1719 lun = aep->at_scclun; 1720 } else { 1721 lun = aep->at_lun; 1722 } 1723 tptr = get_lun_statep(isp, 0, lun); 1724 if (tptr == NULL) { 1725 isp_prt(isp, ISP_LOGTDEBUG0, 1726 "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1727 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1728 if (tptr == NULL) { 1729 isp_endcmd(isp, aep, 1730 SCSI_STATUS_CHECK_COND | ECMD_SVALID | 1731 (0x5 << 12) | (0x25 << 16), 0); 1732 return (0); 1733 } 1734 } 1735 1736 atp = isp_get_atpd(isp, 0); 1737 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1738 if (atiop == NULL || atp == NULL) { 1739 1740 /* 1741 * Because we can't autofeed sense data back with 1742 * a command for parallel SCSI, we can't give back 1743 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1744 * instead. This works out okay because the only time we 1745 * should, in fact, get this, is in the case that we've 1746 * run out of ATIOS. 1747 */ 1748 xpt_print_path(tptr->owner); 1749 isp_prt(isp, ISP_LOGWARN, 1750 "no %s for lun %d from initiator %d", 1751 (atp == NULL && atiop == NULL)? "ATIO2s *or* ATPS" : 1752 ((atp == NULL)? "ATPs" : "ATIO2s"), lun, aep->at_iid); 1753 rls_lun_statep(isp, tptr); 1754 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1755 return (0); 1756 } 1757 atp->state = ATPD_STATE_ATIO; 1758 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1759 tptr->atio_count--; 1760 isp_prt(isp, ISP_LOGTDEBUG0, "Take FREE ATIO lun %d, count now %d", 1761 lun, tptr->atio_count); 1762 1763 if (tptr == &isp->isp_osinfo.tsdflt[0]) { 1764 atiop->ccb_h.target_id = FCPARAM(isp)->isp_loopid; 1765 atiop->ccb_h.target_lun = lun; 1766 } 1767 /* 1768 * We don't get 'suggested' sense data as we do with SCSI cards. 1769 */ 1770 atiop->sense_len = 0; 1771 1772 atiop->init_id = aep->at_iid; 1773 atiop->cdb_len = ATIO2_CDBLEN; 1774 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1775 atiop->ccb_h.status = CAM_CDB_RECVD; 1776 atiop->tag_id = aep->at_rxid; 1777 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1778 case ATIO2_TC_ATTR_SIMPLEQ: 1779 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1780 break; 1781 case ATIO2_TC_ATTR_HEADOFQ: 1782 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1783 break; 1784 case ATIO2_TC_ATTR_ORDERED: 1785 atiop->tag_action = MSG_ORDERED_Q_TAG; 1786 break; 1787 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1788 case ATIO2_TC_ATTR_UNTAGGED: 1789 default: 1790 atiop->tag_action = 0; 1791 break; 1792 } 1793 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 1794 1795 atp->tag = atiop->tag_id; 1796 atp->lun = lun; 1797 atp->orig_datalen = aep->at_datalen; 1798 atp->last_xframt = 0; 1799 atp->bytes_xfered = 0; 1800 atp->state = ATPD_STATE_CAM; 1801 ISPLOCK_2_CAMLOCK(siP); 1802 xpt_done((union ccb*)atiop); 1803 1804 isp_prt(isp, ISP_LOGTDEBUG0, 1805 "ATIO2[%x] CDB=0x%x iid%d->lun%d tattr 0x%x datalen %u", 1806 aep->at_rxid, aep->at_cdb[0] & 0xff, aep->at_iid, 1807 lun, aep->at_taskflags, aep->at_datalen); 1808 rls_lun_statep(isp, tptr); 1809 return (0); 1810 } 1811 1812 static int 1813 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 1814 { 1815 union ccb *ccb; 1816 int sentstatus, ok, notify_cam, resid = 0; 1817 uint16_t tval; 1818 1819 /* 1820 * CTIO and CTIO2 are close enough.... 1821 */ 1822 1823 ccb = isp_find_xs_tgt(isp, ((ct_entry_t *)arg)->ct_syshandle); 1824 KASSERT((ccb != NULL), ("null ccb in isp_handle_platform_ctio")); 1825 isp_destroy_tgt_handle(isp, ((ct_entry_t *)arg)->ct_syshandle); 1826 1827 if (IS_FC(isp)) { 1828 ct2_entry_t *ct = arg; 1829 atio_private_data_t *atp = isp_get_atpd(isp, ct->ct_rxid); 1830 if (atp == NULL) { 1831 isp_prt(isp, ISP_LOGERR, 1832 "cannot find adjunct for %x after I/O", 1833 ct->ct_rxid); 1834 return (0); 1835 } 1836 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 1837 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1838 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 1839 ccb->ccb_h.status |= CAM_SENT_SENSE; 1840 } 1841 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1842 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 1843 resid = ct->ct_resid; 1844 atp->bytes_xfered += (atp->last_xframt - resid); 1845 atp->last_xframt = 0; 1846 } 1847 if (sentstatus || !ok) { 1848 atp->tag = 0; 1849 } 1850 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, 1851 "CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", 1852 ct->ct_rxid, ct->ct_status, ct->ct_flags, 1853 (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, 1854 resid, sentstatus? "FIN" : "MID"); 1855 tval = ct->ct_rxid; 1856 1857 /* XXX: should really come after isp_complete_ctio */ 1858 atp->state = ATPD_STATE_PDON; 1859 } else { 1860 ct_entry_t *ct = arg; 1861 sentstatus = ct->ct_flags & CT_SENDSTATUS; 1862 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1863 /* 1864 * We *ought* to be able to get back to the original ATIO 1865 * here, but for some reason this gets lost. It's just as 1866 * well because it's squirrelled away as part of periph 1867 * private data. 1868 * 1869 * We can live without it as long as we continue to use 1870 * the auto-replenish feature for CTIOs. 1871 */ 1872 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1873 if (ct->ct_status & QLTM_SVALID) { 1874 char *sp = (char *)ct; 1875 sp += CTIO_SENSE_OFFSET; 1876 ccb->csio.sense_len = 1877 min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 1878 MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 1879 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 1880 } 1881 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 1882 resid = ct->ct_resid; 1883 } 1884 isp_prt(isp, ISP_LOGTDEBUG0, 1885 "CTIO[%x] tag %x iid %d lun %d sts %x flg %x resid %d %s", 1886 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, 1887 ct->ct_status, ct->ct_flags, resid, 1888 sentstatus? "FIN" : "MID"); 1889 tval = ct->ct_fwhandle; 1890 } 1891 ccb->csio.resid += resid; 1892 1893 /* 1894 * We're here either because intermediate data transfers are done 1895 * and/or the final status CTIO (which may have joined with a 1896 * Data Transfer) is done. 1897 * 1898 * In any case, for this platform, the upper layers figure out 1899 * what to do next, so all we do here is collect status and 1900 * pass information along. Any DMA handles have already been 1901 * freed. 1902 */ 1903 if (notify_cam == 0) { 1904 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 1905 return (0); 1906 } 1907 1908 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", 1909 (sentstatus)? " FINAL " : "MIDTERM ", tval); 1910 1911 if (!ok) { 1912 isp_target_putback_atio(ccb); 1913 } else { 1914 isp_complete_ctio(ccb); 1915 1916 } 1917 return (0); 1918 } 1919 1920 static int 1921 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inp) 1922 { 1923 return (0); /* XXXX */ 1924 } 1925 1926 static int 1927 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 1928 { 1929 1930 switch (inp->in_status) { 1931 case IN_PORT_LOGOUT: 1932 isp_prt(isp, ISP_LOGWARN, "port logout of iid %d", 1933 inp->in_iid); 1934 break; 1935 case IN_PORT_CHANGED: 1936 isp_prt(isp, ISP_LOGWARN, "port changed for iid %d", 1937 inp->in_iid); 1938 break; 1939 case IN_GLOBAL_LOGO: 1940 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 1941 break; 1942 case IN_ABORT_TASK: 1943 { 1944 atio_private_data_t *atp = isp_get_atpd(isp, inp->in_seqid); 1945 struct ccb_immed_notify *inot = NULL; 1946 1947 if (atp) { 1948 tstate_t *tptr = get_lun_statep(isp, 0, atp->lun); 1949 if (tptr) { 1950 inot = (struct ccb_immed_notify *) 1951 SLIST_FIRST(&tptr->inots); 1952 if (inot) { 1953 tptr->inot_count--; 1954 SLIST_REMOVE_HEAD(&tptr->inots, 1955 sim_links.sle); 1956 isp_prt(isp, ISP_LOGTDEBUG0, 1957 "Take FREE INOT count now %d", 1958 tptr->inot_count); 1959 } 1960 } 1961 isp_prt(isp, ISP_LOGWARN, 1962 "abort task RX_ID %x IID %d state %d", 1963 inp->in_seqid, inp->in_iid, atp->state); 1964 } else { 1965 isp_prt(isp, ISP_LOGWARN, 1966 "abort task RX_ID %x from iid %d, state unknown", 1967 inp->in_seqid, inp->in_iid); 1968 } 1969 if (inot) { 1970 inot->initiator_id = inp->in_iid; 1971 inot->sense_len = 0; 1972 inot->message_args[0] = MSG_ABORT_TAG; 1973 inot->message_args[1] = inp->in_seqid & 0xff; 1974 inot->message_args[2] = (inp->in_seqid >> 8) & 0xff; 1975 inot->ccb_h.status = CAM_MESSAGE_RECV; 1976 xpt_done((union ccb *)inot); 1977 } 1978 break; 1979 } 1980 default: 1981 break; 1982 } 1983 return (0); 1984 } 1985 #endif 1986 1987 static void 1988 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 1989 { 1990 struct cam_sim *sim; 1991 ispsoftc_t *isp; 1992 1993 sim = (struct cam_sim *)cbarg; 1994 isp = (ispsoftc_t *) cam_sim_softc(sim); 1995 switch (code) { 1996 case AC_LOST_DEVICE: 1997 if (IS_SCSI(isp)) { 1998 uint16_t oflags, nflags; 1999 sdparam *sdp = isp->isp_param; 2000 int tgt; 2001 2002 tgt = xpt_path_target_id(path); 2003 if (tgt >= 0) { 2004 sdp += cam_sim_bus(sim); 2005 ISP_LOCK(isp); 2006 nflags = sdp->isp_devparam[tgt].nvrm_flags; 2007 #ifndef ISP_TARGET_MODE 2008 nflags &= DPARM_SAFE_DFLT; 2009 if (isp->isp_loaded_fw) { 2010 nflags |= DPARM_NARROW | DPARM_ASYNC; 2011 } 2012 #else 2013 nflags = DPARM_DEFAULT; 2014 #endif 2015 oflags = sdp->isp_devparam[tgt].goal_flags; 2016 sdp->isp_devparam[tgt].goal_flags = nflags; 2017 sdp->isp_devparam[tgt].dev_update = 1; 2018 isp->isp_update |= (1 << cam_sim_bus(sim)); 2019 (void) isp_control(isp, 2020 ISPCTL_UPDATE_PARAMS, NULL); 2021 sdp->isp_devparam[tgt].goal_flags = oflags; 2022 ISP_UNLOCK(isp); 2023 } 2024 } 2025 break; 2026 default: 2027 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 2028 break; 2029 } 2030 } 2031 2032 static void 2033 isp_poll(struct cam_sim *sim) 2034 { 2035 ispsoftc_t *isp = cam_sim_softc(sim); 2036 uint32_t isr; 2037 uint16_t sema, mbox; 2038 2039 ISP_LOCK(isp); 2040 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2041 isp_intr(isp, isr, sema, mbox); 2042 } 2043 ISP_UNLOCK(isp); 2044 } 2045 2046 2047 static int isp_watchdog_work(ispsoftc_t *, XS_T *); 2048 2049 static int 2050 isp_watchdog_work(ispsoftc_t *isp, XS_T *xs) 2051 { 2052 uint32_t handle; 2053 2054 /* 2055 * We've decided this command is dead. Make sure we're not trying 2056 * to kill a command that's already dead by getting it's handle and 2057 * and seeing whether it's still alive. 2058 */ 2059 ISP_LOCK(isp); 2060 handle = isp_find_handle(isp, xs); 2061 if (handle) { 2062 uint32_t isr; 2063 uint16_t sema, mbox; 2064 2065 if (XS_CMD_DONE_P(xs)) { 2066 isp_prt(isp, ISP_LOGDEBUG1, 2067 "watchdog found done cmd (handle 0x%x)", handle); 2068 ISP_UNLOCK(isp); 2069 return (1);; 2070 } 2071 2072 if (XS_CMD_WDOG_P(xs)) { 2073 isp_prt(isp, ISP_LOGDEBUG2, 2074 "recursive watchdog (handle 0x%x)", handle); 2075 ISP_UNLOCK(isp); 2076 return (1); 2077 } 2078 2079 XS_CMD_S_WDOG(xs); 2080 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2081 isp_intr(isp, isr, sema, mbox); 2082 } 2083 if (XS_CMD_DONE_P(xs)) { 2084 isp_prt(isp, ISP_LOGDEBUG2, 2085 "watchdog cleanup for handle 0x%x", handle); 2086 ISPLOCK_2_CAMLOCK(isp); 2087 xpt_done((union ccb *) xs); 2088 CAMLOCK_2_ISPLOCK(isp); 2089 } else if (XS_CMD_GRACE_P(xs)) { 2090 /* 2091 * Make sure the command is *really* dead before we 2092 * release the handle (and DMA resources) for reuse. 2093 */ 2094 (void) isp_control(isp, ISPCTL_ABORT_CMD, xs); 2095 2096 /* 2097 * After this point, the comamnd is really dead. 2098 */ 2099 if (XS_XFRLEN(xs)) { 2100 ISP_DMAFREE(isp, xs, handle); 2101 } 2102 isp_destroy_handle(isp, handle); 2103 xpt_print_path(xs->ccb_h.path); 2104 isp_prt(isp, ISP_LOGWARN, 2105 "watchdog timeout for handle 0x%x", handle); 2106 XS_SETERR(xs, CAM_CMD_TIMEOUT); 2107 XS_CMD_C_WDOG(xs); 2108 ISPLOCK_2_CAMLOCK(isp); 2109 isp_done(xs); 2110 CAMLOCK_2_ISPLOCK(isp); 2111 } else { 2112 XS_CMD_C_WDOG(xs); 2113 xs->ccb_h.timeout_ch = timeout(isp_watchdog, xs, hz); 2114 XS_CMD_S_GRACE(xs); 2115 isp->isp_sendmarker |= 1 << XS_CHANNEL(xs); 2116 } 2117 ISP_UNLOCK(isp); 2118 return (1); 2119 } 2120 ISP_UNLOCK(isp); 2121 return (0); 2122 } 2123 2124 static void 2125 isp_watchdog(void *arg) 2126 { 2127 ispsoftc_t *isp; 2128 XS_T *xs = arg; 2129 for (isp = isplist; isp != NULL; isp = isp->isp_osinfo.next) { 2130 if (isp_watchdog_work(isp, xs)) { 2131 break; 2132 } 2133 } 2134 if (isp == NULL) { 2135 printf("isp_watchdog: nobody had %p active\n", arg); 2136 } 2137 } 2138 2139 2140 #if __FreeBSD_version >= 500000 2141 #define isp_make_here(isp, tgt) isp_announce(isp, tgt, AC_FOUND_DEVICE) 2142 #define isp_make_gone(isp, tgt) isp_announce(isp, tgt, AC_LOST_DEVICE) 2143 2144 /* 2145 * Support function for Announcement 2146 */ 2147 static void 2148 isp_announce(ispsoftc_t *isp, int tgt, int action) 2149 { 2150 struct cam_path *tmppath; 2151 ISPLOCK_2_CAMLOCK(isp); 2152 if (xpt_create_path(&tmppath, NULL, cam_sim_path(isp->isp_sim), tgt, 2153 CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 2154 xpt_async(action, tmppath, NULL); 2155 xpt_free_path(tmppath); 2156 } 2157 CAMLOCK_2_ISPLOCK(isp); 2158 } 2159 #else 2160 #define isp_make_here(isp, tgt) do { ; } while (0) 2161 #define isp_make_gone(isp, tgt) do { ; } while (0) 2162 #endif 2163 2164 2165 /* 2166 * Gone Device Timer Function- when we have decided that a device has gone 2167 * away, we wait a specific period of time prior to telling the OS it has 2168 * gone away. 2169 * 2170 * This timer function fires once a second and then scans the port database 2171 * for devices that are marked dead but still have a virtual target assigned. 2172 * We decrement a counter for that port database entry, and when it hits zero, 2173 * we tell the OS the device has gone away. 2174 */ 2175 static void 2176 isp_gdt(void *arg) 2177 { 2178 ispsoftc_t *isp = arg; 2179 fcportdb_t *lp; 2180 int dbidx, tgt, more_to_do = 0; 2181 2182 isp_prt(isp, ISP_LOGDEBUG0, "GDT timer expired"); 2183 ISP_LOCK(isp); 2184 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 2185 lp = &FCPARAM(isp)->portdb[dbidx]; 2186 2187 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 2188 continue; 2189 } 2190 if (lp->ini_map_idx == 0) { 2191 continue; 2192 } 2193 if (lp->new_reserved == 0) { 2194 continue; 2195 } 2196 lp->new_reserved -= 1; 2197 if (lp->new_reserved != 0) { 2198 more_to_do++; 2199 continue; 2200 } 2201 tgt = lp->ini_map_idx - 1; 2202 FCPARAM(isp)->isp_ini_map[tgt] = 0; 2203 lp->ini_map_idx = 0; 2204 lp->state = FC_PORTDB_STATE_NIL; 2205 isp_prt(isp, ISP_LOGCONFIG, prom3, lp->portid, tgt, 2206 "Gone Device Timeout"); 2207 isp_make_gone(isp, tgt); 2208 } 2209 if (more_to_do) { 2210 isp->isp_osinfo.gdt = timeout(isp_gdt, isp, hz); 2211 } else { 2212 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2213 "stopping Gone Device Timer"); 2214 isp->isp_osinfo.gdt_running = 0; 2215 } 2216 ISP_UNLOCK(isp); 2217 } 2218 2219 /* 2220 * Loop Down Timer Function- when loop goes down, a timer is started and 2221 * and after it expires we come here and take all probational devices that 2222 * the OS knows about and the tell the OS that they've gone away. 2223 * 2224 * We don't clear the devices out of our port database because, when loop 2225 * come back up, we have to do some actual cleanup with the chip at that 2226 * point (implicit PLOGO, e.g., to get the chip's port database state right). 2227 */ 2228 static void 2229 isp_ldt(void *arg) 2230 { 2231 ispsoftc_t *isp = arg; 2232 fcportdb_t *lp; 2233 int dbidx, tgt; 2234 2235 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Loop Down Timer expired"); 2236 ISP_LOCK(isp); 2237 2238 /* 2239 * Notify to the OS all targets who we now consider have departed. 2240 */ 2241 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 2242 lp = &FCPARAM(isp)->portdb[dbidx]; 2243 2244 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 2245 continue; 2246 } 2247 if (lp->ini_map_idx == 0) { 2248 continue; 2249 } 2250 2251 /* 2252 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 2253 */ 2254 2255 /* 2256 * Mark that we've announced that this device is gone.... 2257 */ 2258 lp->reserved = 1; 2259 2260 /* 2261 * but *don't* change the state of the entry. Just clear 2262 * any target id stuff and announce to CAM that the 2263 * device is gone. This way any necessary PLOGO stuff 2264 * will happen when loop comes back up. 2265 */ 2266 2267 tgt = lp->ini_map_idx - 1; 2268 FCPARAM(isp)->isp_ini_map[tgt] = 0; 2269 lp->ini_map_idx = 0; 2270 isp_prt(isp, ISP_LOGCONFIG, prom3, lp->portid, tgt, 2271 "Loop Down Timeout"); 2272 isp_make_gone(isp, tgt); 2273 } 2274 2275 /* 2276 * The loop down timer has expired. Wake up the kthread 2277 * to notice that fact (or make it false). 2278 */ 2279 isp->isp_osinfo.loop_down_time = isp->isp_osinfo.loop_down_limit+1; 2280 #if __FreeBSD_version < 500000 2281 wakeup(&isp->isp_osinfo.kproc); 2282 #else 2283 #ifdef ISP_SMPLOCK 2284 cv_signal(&isp->isp_osinfo.kthread_cv); 2285 #else 2286 wakeup(&isp->isp_osinfo.kthread_cv); 2287 #endif 2288 #endif 2289 ISP_UNLOCK(isp); 2290 } 2291 2292 static void 2293 isp_kthread(void *arg) 2294 { 2295 ispsoftc_t *isp = arg; 2296 int slp = 0; 2297 #if __FreeBSD_version < 500000 2298 int s; 2299 2300 s = splcam(); 2301 #else 2302 #ifdef ISP_SMPLOCK 2303 mtx_lock(&isp->isp_lock); 2304 #else 2305 mtx_lock(&Giant); 2306 #endif 2307 #endif 2308 /* 2309 * The first loop is for our usage where we have yet to have 2310 * gotten good fibre channel state. 2311 */ 2312 for (;;) { 2313 int wasfrozen, lb, lim; 2314 2315 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2316 "isp_kthread: checking FC state"); 2317 isp->isp_osinfo.mbox_sleep_ok = 1; 2318 lb = isp_fc_runstate(isp, 250000); 2319 isp->isp_osinfo.mbox_sleep_ok = 0; 2320 if (lb) { 2321 /* 2322 * Increment loop down time by the last sleep interval 2323 */ 2324 isp->isp_osinfo.loop_down_time += slp; 2325 2326 if (lb < 0) { 2327 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2328 "kthread: FC loop not up (down count %d)", 2329 isp->isp_osinfo.loop_down_time); 2330 } else { 2331 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2332 "kthread: FC got to %d (down count %d)", 2333 lb, isp->isp_osinfo.loop_down_time); 2334 } 2335 2336 2337 /* 2338 * If we've never seen loop up and we've waited longer 2339 * than quickboot time, or we've seen loop up but we've 2340 * waited longer than loop_down_limit, give up and go 2341 * to sleep until loop comes up. 2342 */ 2343 if (FCPARAM(isp)->loop_seen_once == 0) { 2344 lim = isp_quickboot_time; 2345 } else { 2346 lim = isp->isp_osinfo.loop_down_limit; 2347 } 2348 if (isp->isp_osinfo.loop_down_time >= lim) { 2349 isp_freeze_loopdown(isp, "loop limit hit"); 2350 slp = 0; 2351 } else if (isp->isp_osinfo.loop_down_time < 10) { 2352 slp = 1; 2353 } else if (isp->isp_osinfo.loop_down_time < 30) { 2354 slp = 5; 2355 } else if (isp->isp_osinfo.loop_down_time < 60) { 2356 slp = 10; 2357 } else if (isp->isp_osinfo.loop_down_time < 120) { 2358 slp = 20; 2359 } else { 2360 slp = 30; 2361 } 2362 2363 } else { 2364 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2365 "isp_kthread: FC state OK"); 2366 isp->isp_osinfo.loop_down_time = 0; 2367 slp = 0; 2368 } 2369 2370 /* 2371 * If we'd frozen the simq, unfreeze it now so that CAM 2372 * can start sending us commands. If the FC state isn't 2373 * okay yet, they'll hit that in isp_start which will 2374 * freeze the queue again. 2375 */ 2376 wasfrozen = isp->isp_osinfo.simqfrozen & SIMQFRZ_LOOPDOWN; 2377 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_LOOPDOWN; 2378 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 2379 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2380 "isp_kthread: releasing simq"); 2381 ISPLOCK_2_CAMLOCK(isp); 2382 xpt_release_simq(isp->isp_sim, 1); 2383 CAMLOCK_2_ISPLOCK(isp); 2384 } 2385 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2386 "isp_kthread: sleep time %d", slp); 2387 #if __FreeBSD_version < 500000 2388 tsleep(&isp->isp_osinfo.kproc, PRIBIO, "ispf", 2389 slp * hz); 2390 #else 2391 #ifdef ISP_SMPLOCK 2392 cv_timed_wait(&isp->isp_osinfo.kthread_cv, &isp->isp_lock, 2393 slp * hz); 2394 #else 2395 (void) tsleep(&isp->isp_osinfo.kthread_cv, PRIBIO, "ispf", 2396 slp * hz); 2397 #endif 2398 #endif 2399 /* 2400 * If slp is zero, we're waking up for the first time after 2401 * things have been okay. In this case, we set a deferral state 2402 * for all commands and delay hysteresis seconds before starting 2403 * the FC state evaluation. This gives the loop/fabric a chance 2404 * to settle. 2405 */ 2406 if (slp == 0 && isp->isp_osinfo.hysteresis) { 2407 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2408 "isp_kthread: sleep hysteresis tick time %d", 2409 isp->isp_osinfo.hysteresis * hz); 2410 (void) tsleep(&isp_fabric_hysteresis, PRIBIO, "ispT", 2411 (isp->isp_osinfo.hysteresis * hz)); 2412 } 2413 } 2414 } 2415 2416 static void 2417 isp_action(struct cam_sim *sim, union ccb *ccb) 2418 { 2419 int bus, tgt, error, lim; 2420 ispsoftc_t *isp; 2421 struct ccb_trans_settings *cts; 2422 2423 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 2424 2425 isp = (ispsoftc_t *)cam_sim_softc(sim); 2426 ccb->ccb_h.sim_priv.entries[0].field = 0; 2427 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2428 if (isp->isp_state != ISP_RUNSTATE && 2429 ccb->ccb_h.func_code == XPT_SCSI_IO) { 2430 CAMLOCK_2_ISPLOCK(isp); 2431 isp_init(isp); 2432 if (isp->isp_state != ISP_INITSTATE) { 2433 ISP_UNLOCK(isp); 2434 /* 2435 * Lie. Say it was a selection timeout. 2436 */ 2437 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 2438 xpt_freeze_devq(ccb->ccb_h.path, 1); 2439 xpt_done(ccb); 2440 return; 2441 } 2442 isp->isp_state = ISP_RUNSTATE; 2443 ISPLOCK_2_CAMLOCK(isp); 2444 } 2445 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 2446 2447 2448 switch (ccb->ccb_h.func_code) { 2449 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 2450 /* 2451 * Do a couple of preliminary checks... 2452 */ 2453 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 2454 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 2455 ccb->ccb_h.status = CAM_REQ_INVALID; 2456 xpt_done(ccb); 2457 break; 2458 } 2459 } 2460 #ifdef DIAGNOSTIC 2461 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 2462 ccb->ccb_h.status = CAM_PATH_INVALID; 2463 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 2464 ccb->ccb_h.status = CAM_PATH_INVALID; 2465 } 2466 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 2467 isp_prt(isp, ISP_LOGERR, 2468 "invalid tgt/lun (%d.%d) in XPT_SCSI_IO", 2469 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 2470 xpt_done(ccb); 2471 break; 2472 } 2473 #endif 2474 ((struct ccb_scsiio *) ccb)->scsi_status = SCSI_STATUS_OK; 2475 CAMLOCK_2_ISPLOCK(isp); 2476 error = isp_start((XS_T *) ccb); 2477 switch (error) { 2478 case CMD_QUEUED: 2479 XS_CMD_S_CLEAR(ccb); 2480 ISPLOCK_2_CAMLOCK(isp); 2481 ccb->ccb_h.status |= CAM_SIM_QUEUED; 2482 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 2483 int ms = ccb->ccb_h.timeout; 2484 if (ms == CAM_TIME_DEFAULT) { 2485 ms = 60*1000; 2486 } 2487 ccb->ccb_h.timeout_ch = 2488 timeout(isp_watchdog, ccb, isp_mstohz(ms)); 2489 } else { 2490 callout_handle_init(&ccb->ccb_h.timeout_ch); 2491 } 2492 break; 2493 case CMD_RQLATER: 2494 /* 2495 * This can only happen for Fibre Channel 2496 */ 2497 KASSERT((IS_FC(isp)), ("CMD_RQLATER for FC only")); 2498 2499 /* 2500 * Handle initial and subsequent loop down cases 2501 */ 2502 if (FCPARAM(isp)->loop_seen_once == 0) { 2503 lim = isp_quickboot_time; 2504 } else { 2505 lim = isp->isp_osinfo.loop_down_limit; 2506 } 2507 if (isp->isp_osinfo.loop_down_time >= lim) { 2508 isp_prt(isp, ISP_LOGDEBUG0, 2509 "%d.%d downtime (%d) > lim (%d)", 2510 XS_TGT(ccb), XS_LUN(ccb), 2511 isp->isp_osinfo.loop_down_time, lim); 2512 ccb->ccb_h.status = 2513 CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 2514 xpt_freeze_devq(ccb->ccb_h.path, 1); 2515 ISPLOCK_2_CAMLOCK(isp); 2516 xpt_done(ccb); 2517 break; 2518 } 2519 isp_prt(isp, ISP_LOGDEBUG0, 2520 "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 2521 /* 2522 * Otherwise, retry in a while. 2523 */ 2524 ISPLOCK_2_CAMLOCK(isp); 2525 cam_freeze_devq(ccb->ccb_h.path); 2526 cam_release_devq(ccb->ccb_h.path, 2527 RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 2528 XS_SETERR(ccb, CAM_REQUEUE_REQ); 2529 xpt_done(ccb); 2530 break; 2531 case CMD_EAGAIN: 2532 ISPLOCK_2_CAMLOCK(isp); 2533 cam_freeze_devq(ccb->ccb_h.path); 2534 cam_release_devq(ccb->ccb_h.path, 2535 RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 2536 xpt_done(ccb); 2537 break; 2538 case CMD_COMPLETE: 2539 isp_done((struct ccb_scsiio *) ccb); 2540 ISPLOCK_2_CAMLOCK(isp); 2541 break; 2542 default: 2543 ISPLOCK_2_CAMLOCK(isp); 2544 isp_prt(isp, ISP_LOGERR, 2545 "What's this? 0x%x at %d in file %s", 2546 error, __LINE__, __FILE__); 2547 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 2548 xpt_done(ccb); 2549 } 2550 break; 2551 2552 #ifdef ISP_TARGET_MODE 2553 case XPT_EN_LUN: /* Enable LUN as a target */ 2554 { 2555 int seq, i; 2556 CAMLOCK_2_ISPLOCK(isp); 2557 seq = isp_en_lun(isp, ccb); 2558 if (seq < 0) { 2559 ISPLOCK_2_CAMLOCK(isp); 2560 xpt_done(ccb); 2561 break; 2562 } 2563 for (i = 0; isp->isp_osinfo.leact[seq] && i < 30 * 1000; i++) { 2564 uint32_t isr; 2565 uint16_t sema, mbox; 2566 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2567 isp_intr(isp, isr, sema, mbox); 2568 } 2569 DELAY(1000); 2570 } 2571 ISPLOCK_2_CAMLOCK(isp); 2572 break; 2573 } 2574 case XPT_NOTIFY_ACK: /* recycle notify ack */ 2575 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 2576 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 2577 { 2578 tstate_t *tptr = 2579 get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 2580 if (tptr == NULL) { 2581 ccb->ccb_h.status = CAM_LUN_INVALID; 2582 xpt_done(ccb); 2583 break; 2584 } 2585 ccb->ccb_h.sim_priv.entries[0].field = 0; 2586 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2587 ccb->ccb_h.flags = 0; 2588 2589 CAMLOCK_2_ISPLOCK(isp); 2590 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 2591 /* 2592 * Note that the command itself may not be done- 2593 * it may not even have had the first CTIO sent. 2594 */ 2595 tptr->atio_count++; 2596 isp_prt(isp, ISP_LOGTDEBUG0, 2597 "Put FREE ATIO, lun %d, count now %d", 2598 ccb->ccb_h.target_lun, tptr->atio_count); 2599 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, 2600 sim_links.sle); 2601 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 2602 tptr->inot_count++; 2603 isp_prt(isp, ISP_LOGTDEBUG0, 2604 "Put FREE INOT, lun %d, count now %d", 2605 ccb->ccb_h.target_lun, tptr->inot_count); 2606 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, 2607 sim_links.sle); 2608 } else { 2609 isp_prt(isp, ISP_LOGWARN, "Got Notify ACK");; 2610 } 2611 rls_lun_statep(isp, tptr); 2612 ccb->ccb_h.status = CAM_REQ_INPROG; 2613 ISPLOCK_2_CAMLOCK(isp); 2614 break; 2615 } 2616 case XPT_CONT_TARGET_IO: 2617 { 2618 CAMLOCK_2_ISPLOCK(isp); 2619 isp_target_start_ctio(isp, ccb); 2620 ISPLOCK_2_CAMLOCK(isp); 2621 break; 2622 } 2623 #endif 2624 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 2625 2626 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 2627 tgt = ccb->ccb_h.target_id; 2628 tgt |= (bus << 16); 2629 2630 CAMLOCK_2_ISPLOCK(isp); 2631 error = isp_control(isp, ISPCTL_RESET_DEV, &tgt); 2632 ISPLOCK_2_CAMLOCK(isp); 2633 if (error) { 2634 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2635 } else { 2636 ccb->ccb_h.status = CAM_REQ_CMP; 2637 } 2638 xpt_done(ccb); 2639 break; 2640 case XPT_ABORT: /* Abort the specified CCB */ 2641 { 2642 union ccb *accb = ccb->cab.abort_ccb; 2643 CAMLOCK_2_ISPLOCK(isp); 2644 switch (accb->ccb_h.func_code) { 2645 #ifdef ISP_TARGET_MODE 2646 case XPT_ACCEPT_TARGET_IO: 2647 case XPT_IMMED_NOTIFY: 2648 ccb->ccb_h.status = isp_abort_tgt_ccb(isp, ccb); 2649 break; 2650 case XPT_CONT_TARGET_IO: 2651 isp_prt(isp, ISP_LOGERR, "cannot abort CTIOs yet"); 2652 ccb->ccb_h.status = CAM_UA_ABORT; 2653 break; 2654 #endif 2655 case XPT_SCSI_IO: 2656 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 2657 if (error) { 2658 ccb->ccb_h.status = CAM_UA_ABORT; 2659 } else { 2660 ccb->ccb_h.status = CAM_REQ_CMP; 2661 } 2662 break; 2663 default: 2664 ccb->ccb_h.status = CAM_REQ_INVALID; 2665 break; 2666 } 2667 ISPLOCK_2_CAMLOCK(isp); 2668 xpt_done(ccb); 2669 break; 2670 } 2671 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 2672 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 2673 cts = &ccb->cts; 2674 if (!IS_CURRENT_SETTINGS(cts)) { 2675 ccb->ccb_h.status = CAM_REQ_INVALID; 2676 xpt_done(ccb); 2677 break; 2678 } 2679 tgt = cts->ccb_h.target_id; 2680 CAMLOCK_2_ISPLOCK(isp); 2681 if (IS_SCSI(isp)) { 2682 struct ccb_trans_settings_scsi *scsi = 2683 &cts->proto_specific.scsi; 2684 struct ccb_trans_settings_spi *spi = 2685 &cts->xport_specific.spi; 2686 sdparam *sdp = isp->isp_param; 2687 uint16_t *dptr; 2688 2689 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2690 sdp += bus; 2691 /* 2692 * We always update (internally) from goal_flags 2693 * so any request to change settings just gets 2694 * vectored to that location. 2695 */ 2696 dptr = &sdp->isp_devparam[tgt].goal_flags; 2697 2698 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 2699 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 2700 *dptr |= DPARM_DISC; 2701 else 2702 *dptr &= ~DPARM_DISC; 2703 } 2704 2705 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 2706 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 2707 *dptr |= DPARM_TQING; 2708 else 2709 *dptr &= ~DPARM_TQING; 2710 } 2711 2712 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 2713 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 2714 *dptr |= DPARM_WIDE; 2715 else 2716 *dptr &= ~DPARM_WIDE; 2717 } 2718 2719 /* 2720 * XXX: FIX ME 2721 */ 2722 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && 2723 (spi->valid & CTS_SPI_VALID_SYNC_RATE) && 2724 (spi->sync_period && spi->sync_offset)) { 2725 *dptr |= DPARM_SYNC; 2726 /* 2727 * XXX: CHECK FOR LEGALITY 2728 */ 2729 sdp->isp_devparam[tgt].goal_period = 2730 spi->sync_period; 2731 sdp->isp_devparam[tgt].goal_offset = 2732 spi->sync_offset; 2733 } else { 2734 *dptr &= ~DPARM_SYNC; 2735 } 2736 isp_prt(isp, ISP_LOGDEBUG0, 2737 "SET bus %d targ %d to flags %x off %x per %x", 2738 bus, tgt, sdp->isp_devparam[tgt].goal_flags, 2739 sdp->isp_devparam[tgt].goal_offset, 2740 sdp->isp_devparam[tgt].goal_period); 2741 sdp->isp_devparam[tgt].dev_update = 1; 2742 isp->isp_update |= (1 << bus); 2743 } 2744 ISPLOCK_2_CAMLOCK(isp); 2745 ccb->ccb_h.status = CAM_REQ_CMP; 2746 xpt_done(ccb); 2747 break; 2748 case XPT_GET_TRAN_SETTINGS: 2749 cts = &ccb->cts; 2750 tgt = cts->ccb_h.target_id; 2751 CAMLOCK_2_ISPLOCK(isp); 2752 if (IS_FC(isp)) { 2753 fcparam *fcp = isp->isp_param; 2754 struct ccb_trans_settings_fc *fc = 2755 &cts->xport_specific.fc; 2756 2757 cts->protocol = PROTO_SCSI; 2758 cts->protocol_version = SCSI_REV_2; 2759 cts->transport = XPORT_FC; 2760 cts->transport_version = 0; 2761 2762 fc->valid = CTS_FC_VALID_SPEED; 2763 if (fcp->isp_gbspeed == 2) 2764 fc->bitrate = 200000; 2765 else 2766 fc->bitrate = 100000; 2767 if (tgt > 0 && tgt < MAX_FC_TARG) { 2768 fcportdb_t *lp = &fcp->portdb[tgt]; 2769 fc->wwnn = lp->node_wwn; 2770 fc->wwpn = lp->port_wwn; 2771 fc->port = lp->portid; 2772 fc->valid |= CTS_FC_VALID_WWNN | 2773 CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 2774 } 2775 } else { 2776 struct ccb_trans_settings_scsi *scsi = 2777 &cts->proto_specific.scsi; 2778 struct ccb_trans_settings_spi *spi = 2779 &cts->xport_specific.spi; 2780 sdparam *sdp = isp->isp_param; 2781 int bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2782 uint16_t dval, pval, oval; 2783 2784 sdp += bus; 2785 2786 if (IS_CURRENT_SETTINGS(cts)) { 2787 sdp->isp_devparam[tgt].dev_refresh = 1; 2788 isp->isp_update |= (1 << bus); 2789 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, 2790 NULL); 2791 dval = sdp->isp_devparam[tgt].actv_flags; 2792 oval = sdp->isp_devparam[tgt].actv_offset; 2793 pval = sdp->isp_devparam[tgt].actv_period; 2794 } else { 2795 dval = sdp->isp_devparam[tgt].nvrm_flags; 2796 oval = sdp->isp_devparam[tgt].nvrm_offset; 2797 pval = sdp->isp_devparam[tgt].nvrm_period; 2798 } 2799 2800 cts->protocol = PROTO_SCSI; 2801 cts->protocol_version = SCSI_REV_2; 2802 cts->transport = XPORT_SPI; 2803 cts->transport_version = 2; 2804 2805 scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 2806 spi->flags &= ~CTS_SPI_FLAGS_DISC_ENB; 2807 if (dval & DPARM_DISC) { 2808 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2809 } 2810 if (dval & DPARM_TQING) { 2811 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2812 } 2813 if ((dval & DPARM_SYNC) && oval && pval) { 2814 spi->sync_offset = oval; 2815 spi->sync_period = pval; 2816 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2817 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2818 } 2819 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 2820 if (dval & DPARM_WIDE) { 2821 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2822 } else { 2823 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2824 } 2825 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 2826 scsi->valid = CTS_SCSI_VALID_TQ; 2827 spi->valid |= CTS_SPI_VALID_DISC; 2828 } else { 2829 scsi->valid = 0; 2830 } 2831 isp_prt(isp, ISP_LOGDEBUG0, 2832 "GET %s bus %d targ %d to flags %x off %x per %x", 2833 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 2834 bus, tgt, dval, oval, pval); 2835 } 2836 ISPLOCK_2_CAMLOCK(isp); 2837 ccb->ccb_h.status = CAM_REQ_CMP; 2838 xpt_done(ccb); 2839 break; 2840 2841 case XPT_CALC_GEOMETRY: 2842 #if __FreeBSD_version < 500000 2843 { 2844 struct ccb_calc_geometry *ccg; 2845 u_int32_t secs_per_cylinder; 2846 u_int32_t size_mb; 2847 2848 ccg = &ccb->ccg; 2849 if (ccg->block_size == 0) { 2850 ccb->ccb_h.status = CAM_REQ_INVALID; 2851 xpt_done(ccb); 2852 break; 2853 } 2854 size_mb = ccg->volume_size /((1024L * 1024L) / ccg->block_size); 2855 if (size_mb > 1024) { 2856 ccg->heads = 255; 2857 ccg->secs_per_track = 63; 2858 } else { 2859 ccg->heads = 64; 2860 ccg->secs_per_track = 32; 2861 } 2862 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 2863 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 2864 ccb->ccb_h.status = CAM_REQ_CMP; 2865 xpt_done(ccb); 2866 break; 2867 } 2868 #else 2869 { 2870 cam_calc_geometry(&ccb->ccg, /*extended*/1); 2871 xpt_done(ccb); 2872 break; 2873 } 2874 #endif 2875 case XPT_RESET_BUS: /* Reset the specified bus */ 2876 bus = cam_sim_bus(sim); 2877 CAMLOCK_2_ISPLOCK(isp); 2878 error = isp_control(isp, ISPCTL_RESET_BUS, &bus); 2879 ISPLOCK_2_CAMLOCK(isp); 2880 if (error) 2881 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2882 else { 2883 if (cam_sim_bus(sim) && isp->isp_path2 != NULL) 2884 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2885 else if (isp->isp_path != NULL) 2886 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2887 ccb->ccb_h.status = CAM_REQ_CMP; 2888 } 2889 xpt_done(ccb); 2890 break; 2891 2892 case XPT_TERM_IO: /* Terminate the I/O process */ 2893 ccb->ccb_h.status = CAM_REQ_INVALID; 2894 xpt_done(ccb); 2895 break; 2896 2897 case XPT_PATH_INQ: /* Path routing inquiry */ 2898 { 2899 struct ccb_pathinq *cpi = &ccb->cpi; 2900 2901 cpi->version_num = 1; 2902 #ifdef ISP_TARGET_MODE 2903 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 2904 #else 2905 cpi->target_sprt = 0; 2906 #endif 2907 cpi->hba_eng_cnt = 0; 2908 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 2909 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 2910 cpi->bus_id = cam_sim_bus(sim); 2911 if (IS_FC(isp)) { 2912 cpi->hba_misc = PIM_NOBUSRESET; 2913 /* 2914 * Because our loop ID can shift from time to time, 2915 * make our initiator ID out of range of our bus. 2916 */ 2917 cpi->initiator_id = cpi->max_target + 1; 2918 2919 /* 2920 * Set base transfer capabilities for Fibre Channel. 2921 * Technically not correct because we don't know 2922 * what media we're running on top of- but we'll 2923 * look good if we always say 100MB/s. 2924 */ 2925 if (FCPARAM(isp)->isp_gbspeed == 2) 2926 cpi->base_transfer_speed = 200000; 2927 else 2928 cpi->base_transfer_speed = 100000; 2929 cpi->hba_inquiry = PI_TAG_ABLE; 2930 cpi->transport = XPORT_FC; 2931 cpi->transport_version = 0; /* WHAT'S THIS FOR? */ 2932 } else { 2933 sdparam *sdp = isp->isp_param; 2934 sdp += cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 2935 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 2936 cpi->hba_misc = 0; 2937 cpi->initiator_id = sdp->isp_initiator_id; 2938 cpi->base_transfer_speed = 3300; 2939 cpi->transport = XPORT_SPI; 2940 cpi->transport_version = 2; /* WHAT'S THIS FOR? */ 2941 } 2942 cpi->protocol = PROTO_SCSI; 2943 cpi->protocol_version = SCSI_REV_2; 2944 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 2945 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 2946 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 2947 cpi->unit_number = cam_sim_unit(sim); 2948 cpi->ccb_h.status = CAM_REQ_CMP; 2949 xpt_done(ccb); 2950 break; 2951 } 2952 default: 2953 ccb->ccb_h.status = CAM_REQ_INVALID; 2954 xpt_done(ccb); 2955 break; 2956 } 2957 } 2958 2959 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 2960 2961 void 2962 isp_done(struct ccb_scsiio *sccb) 2963 { 2964 ispsoftc_t *isp = XS_ISP(sccb); 2965 2966 if (XS_NOERR(sccb)) 2967 XS_SETERR(sccb, CAM_REQ_CMP); 2968 2969 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && 2970 (sccb->scsi_status != SCSI_STATUS_OK)) { 2971 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 2972 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && 2973 (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 2974 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 2975 } else { 2976 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 2977 } 2978 } 2979 2980 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2981 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2982 isp_prt(isp, ISP_LOGDEBUG0, 2983 "target %d lun %d CAM status 0x%x SCSI status 0x%x", 2984 XS_TGT(sccb), XS_LUN(sccb), sccb->ccb_h.status, 2985 sccb->scsi_status); 2986 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 2987 sccb->ccb_h.status |= CAM_DEV_QFRZN; 2988 xpt_freeze_devq(sccb->ccb_h.path, 1); 2989 } 2990 } 2991 2992 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && 2993 (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2994 xpt_print_path(sccb->ccb_h.path); 2995 isp_prt(isp, ISP_LOGINFO, 2996 "cam completion status 0x%x", sccb->ccb_h.status); 2997 } 2998 2999 XS_CMD_S_DONE(sccb); 3000 if (XS_CMD_WDOG_P(sccb) == 0) { 3001 untimeout(isp_watchdog, sccb, sccb->ccb_h.timeout_ch); 3002 if (XS_CMD_GRACE_P(sccb)) { 3003 isp_prt(isp, ISP_LOGDEBUG2, 3004 "finished command on borrowed time"); 3005 } 3006 XS_CMD_S_CLEAR(sccb); 3007 ISPLOCK_2_CAMLOCK(isp); 3008 xpt_done((union ccb *) sccb); 3009 CAMLOCK_2_ISPLOCK(isp); 3010 } 3011 } 3012 3013 int 3014 isp_async(ispsoftc_t *isp, ispasync_t cmd, void *arg) 3015 { 3016 int bus, rv = 0; 3017 static const char prom[] = 3018 "PortID 0x%06x handle 0x%x role %s %s\n" 3019 " WWNN 0x%08x%08x WWPN 0x%08x%08x"; 3020 static const char prom2[] = 3021 "PortID 0x%06x handle 0x%x role %s %s tgt %u\n" 3022 " WWNN 0x%08x%08x WWPN 0x%08x%08x"; 3023 char *msg = NULL; 3024 target_id_t tgt; 3025 fcportdb_t *lp; 3026 struct cam_path *tmppath; 3027 3028 switch (cmd) { 3029 case ISPASYNC_NEW_TGT_PARAMS: 3030 { 3031 struct ccb_trans_settings_scsi *scsi; 3032 struct ccb_trans_settings_spi *spi; 3033 int flags, tgt; 3034 sdparam *sdp = isp->isp_param; 3035 struct ccb_trans_settings cts; 3036 3037 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 3038 3039 tgt = *((int *)arg); 3040 bus = (tgt >> 16) & 0xffff; 3041 tgt &= 0xffff; 3042 sdp += bus; 3043 ISPLOCK_2_CAMLOCK(isp); 3044 if (xpt_create_path(&tmppath, NULL, 3045 cam_sim_path(bus? isp->isp_sim2 : isp->isp_sim), 3046 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3047 CAMLOCK_2_ISPLOCK(isp); 3048 isp_prt(isp, ISP_LOGWARN, 3049 "isp_async cannot make temp path for %d.%d", 3050 tgt, bus); 3051 rv = -1; 3052 break; 3053 } 3054 CAMLOCK_2_ISPLOCK(isp); 3055 flags = sdp->isp_devparam[tgt].actv_flags; 3056 cts.type = CTS_TYPE_CURRENT_SETTINGS; 3057 cts.protocol = PROTO_SCSI; 3058 cts.transport = XPORT_SPI; 3059 3060 scsi = &cts.proto_specific.scsi; 3061 spi = &cts.xport_specific.spi; 3062 3063 if (flags & DPARM_TQING) { 3064 scsi->valid |= CTS_SCSI_VALID_TQ; 3065 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3066 } 3067 3068 if (flags & DPARM_DISC) { 3069 spi->valid |= CTS_SPI_VALID_DISC; 3070 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3071 } 3072 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 3073 if (flags & DPARM_WIDE) { 3074 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3075 } else { 3076 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3077 } 3078 if (flags & DPARM_SYNC) { 3079 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3080 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3081 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 3082 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 3083 } 3084 isp_prt(isp, ISP_LOGDEBUG2, 3085 "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", 3086 bus, tgt, sdp->isp_devparam[tgt].actv_period, 3087 sdp->isp_devparam[tgt].actv_offset, flags); 3088 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 3089 ISPLOCK_2_CAMLOCK(isp); 3090 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 3091 xpt_free_path(tmppath); 3092 CAMLOCK_2_ISPLOCK(isp); 3093 break; 3094 } 3095 case ISPASYNC_BUS_RESET: 3096 bus = *((int *)arg); 3097 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", 3098 bus); 3099 if (bus > 0 && isp->isp_path2) { 3100 ISPLOCK_2_CAMLOCK(isp); 3101 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 3102 CAMLOCK_2_ISPLOCK(isp); 3103 } else if (isp->isp_path) { 3104 ISPLOCK_2_CAMLOCK(isp); 3105 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 3106 CAMLOCK_2_ISPLOCK(isp); 3107 } 3108 break; 3109 case ISPASYNC_LIP: 3110 if (msg == NULL) { 3111 msg = "LIP Received"; 3112 } 3113 /* FALLTHROUGH */ 3114 case ISPASYNC_LOOP_RESET: 3115 if (msg == NULL) { 3116 msg = "LOOP Reset"; 3117 } 3118 /* FALLTHROUGH */ 3119 case ISPASYNC_LOOP_DOWN: 3120 if (msg == NULL) { 3121 msg = "LOOP Down"; 3122 } 3123 if (isp->isp_path) { 3124 isp_freeze_loopdown(isp, msg); 3125 } 3126 if (isp->isp_osinfo.ldt_running == 0) { 3127 isp->isp_osinfo.ldt = timeout(isp_ldt, isp, 3128 isp->isp_osinfo.loop_down_limit * hz); 3129 isp->isp_osinfo.ldt_running = 1; 3130 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 3131 "starting Loop Down Timer"); 3132 } 3133 isp_prt(isp, ISP_LOGINFO, msg); 3134 break; 3135 case ISPASYNC_LOOP_UP: 3136 /* 3137 * Now we just note that Loop has come up. We don't 3138 * actually do anything because we're waiting for a 3139 * Change Notify before activating the FC cleanup 3140 * thread to look at the state of the loop again. 3141 */ 3142 isp_prt(isp, ISP_LOGINFO, "Loop UP"); 3143 break; 3144 case ISPASYNC_DEV_ARRIVED: 3145 lp = arg; 3146 lp->reserved = 0; 3147 if ((isp->isp_role & ISP_ROLE_INITIATOR) && 3148 (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) { 3149 int dbidx = lp - FCPARAM(isp)->portdb; 3150 int i; 3151 3152 for (i = 0; i < MAX_FC_TARG; i++) { 3153 if (i >= FL_ID && i <= SNS_ID) { 3154 continue; 3155 } 3156 if (FCPARAM(isp)->isp_ini_map[i] == 0) { 3157 break; 3158 } 3159 } 3160 if (i < MAX_FC_TARG) { 3161 FCPARAM(isp)->isp_ini_map[i] = dbidx + 1; 3162 lp->ini_map_idx = i + 1; 3163 } else { 3164 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 3165 isp_dump_portdb(isp); 3166 } 3167 } 3168 if (lp->ini_map_idx) { 3169 tgt = lp->ini_map_idx - 1; 3170 isp_prt(isp, ISP_LOGCONFIG, prom2, 3171 lp->portid, lp->handle, 3172 roles[lp->roles], "arrived at", tgt, 3173 (uint32_t) (lp->node_wwn >> 32), 3174 (uint32_t) lp->node_wwn, 3175 (uint32_t) (lp->port_wwn >> 32), 3176 (uint32_t) lp->port_wwn); 3177 isp_make_here(isp, tgt); 3178 } else { 3179 isp_prt(isp, ISP_LOGCONFIG, prom, 3180 lp->portid, lp->handle, 3181 roles[lp->roles], "arrived", 3182 (uint32_t) (lp->node_wwn >> 32), 3183 (uint32_t) lp->node_wwn, 3184 (uint32_t) (lp->port_wwn >> 32), 3185 (uint32_t) lp->port_wwn); 3186 } 3187 break; 3188 case ISPASYNC_DEV_CHANGED: 3189 lp = arg; 3190 if (isp_change_is_bad) { 3191 lp->state = FC_PORTDB_STATE_NIL; 3192 if (lp->ini_map_idx) { 3193 tgt = lp->ini_map_idx - 1; 3194 FCPARAM(isp)->isp_ini_map[tgt] = 0; 3195 lp->ini_map_idx = 0; 3196 isp_prt(isp, ISP_LOGCONFIG, prom3, 3197 lp->portid, tgt, "change is bad"); 3198 isp_make_gone(isp, tgt); 3199 } else { 3200 isp_prt(isp, ISP_LOGCONFIG, prom, 3201 lp->portid, lp->handle, 3202 roles[lp->roles], 3203 "changed and departed", 3204 (uint32_t) (lp->node_wwn >> 32), 3205 (uint32_t) lp->node_wwn, 3206 (uint32_t) (lp->port_wwn >> 32), 3207 (uint32_t) lp->port_wwn); 3208 } 3209 } else { 3210 lp->portid = lp->new_portid; 3211 lp->roles = lp->new_roles; 3212 if (lp->ini_map_idx) { 3213 int t = lp->ini_map_idx - 1; 3214 FCPARAM(isp)->isp_ini_map[t] = 3215 (lp - FCPARAM(isp)->portdb) + 1; 3216 tgt = lp->ini_map_idx - 1; 3217 isp_prt(isp, ISP_LOGCONFIG, prom2, 3218 lp->portid, lp->handle, 3219 roles[lp->roles], "changed at", tgt, 3220 (uint32_t) (lp->node_wwn >> 32), 3221 (uint32_t) lp->node_wwn, 3222 (uint32_t) (lp->port_wwn >> 32), 3223 (uint32_t) lp->port_wwn); 3224 } else { 3225 isp_prt(isp, ISP_LOGCONFIG, prom, 3226 lp->portid, lp->handle, 3227 roles[lp->roles], "changed", 3228 (uint32_t) (lp->node_wwn >> 32), 3229 (uint32_t) lp->node_wwn, 3230 (uint32_t) (lp->port_wwn >> 32), 3231 (uint32_t) lp->port_wwn); 3232 } 3233 } 3234 break; 3235 case ISPASYNC_DEV_STAYED: 3236 lp = arg; 3237 if (lp->ini_map_idx) { 3238 tgt = lp->ini_map_idx - 1; 3239 isp_prt(isp, ISP_LOGCONFIG, prom2, 3240 lp->portid, lp->handle, 3241 roles[lp->roles], "stayed at", tgt, 3242 (uint32_t) (lp->node_wwn >> 32), 3243 (uint32_t) lp->node_wwn, 3244 (uint32_t) (lp->port_wwn >> 32), 3245 (uint32_t) lp->port_wwn); 3246 } else { 3247 isp_prt(isp, ISP_LOGCONFIG, prom, 3248 lp->portid, lp->handle, 3249 roles[lp->roles], "stayed", 3250 (uint32_t) (lp->node_wwn >> 32), 3251 (uint32_t) lp->node_wwn, 3252 (uint32_t) (lp->port_wwn >> 32), 3253 (uint32_t) lp->port_wwn); 3254 } 3255 break; 3256 case ISPASYNC_DEV_GONE: 3257 lp = arg; 3258 /* 3259 * If this has a virtual target and we haven't marked it 3260 * that we're going to have isp_gdt tell the OS it's gone, 3261 * set the isp_gdt timer running on it. 3262 * 3263 * If it isn't marked that isp_gdt is going to get rid of it, 3264 * announce that it's gone. 3265 */ 3266 if (lp->ini_map_idx && lp->reserved == 0) { 3267 lp->reserved = 1; 3268 lp->new_reserved = isp->isp_osinfo.gone_device_time; 3269 lp->state = FC_PORTDB_STATE_ZOMBIE; 3270 if (isp->isp_osinfo.gdt_running == 0) { 3271 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 3272 "starting Gone Device Timer"); 3273 isp->isp_osinfo.gdt = timeout(isp_gdt, isp, hz); 3274 isp->isp_osinfo.gdt_running = 1; 3275 } 3276 tgt = lp->ini_map_idx - 1; 3277 isp_prt(isp, ISP_LOGCONFIG, prom2, 3278 lp->portid, lp->handle, 3279 roles[lp->roles], "gone zombie at", tgt, 3280 (uint32_t) (lp->node_wwn >> 32), 3281 (uint32_t) lp->node_wwn, 3282 (uint32_t) (lp->port_wwn >> 32), 3283 (uint32_t) lp->port_wwn); 3284 } else if (lp->reserved == 0) { 3285 isp_prt(isp, ISP_LOGCONFIG, prom, 3286 lp->portid, lp->handle, 3287 roles[lp->roles], "departed", 3288 (uint32_t) (lp->node_wwn >> 32), 3289 (uint32_t) lp->node_wwn, 3290 (uint32_t) (lp->port_wwn >> 32), 3291 (uint32_t) lp->port_wwn); 3292 } 3293 break; 3294 case ISPASYNC_CHANGE_NOTIFY: 3295 { 3296 char *msg; 3297 if (arg == ISPASYNC_CHANGE_PDB) { 3298 msg = "Port Database Changed"; 3299 } else if (arg == ISPASYNC_CHANGE_SNS) { 3300 msg = "Name Server Database Changed"; 3301 } else { 3302 msg = "Other Change Notify"; 3303 } 3304 /* 3305 * If the loop down timer is running, cancel it. 3306 */ 3307 if (isp->isp_osinfo.ldt_running) { 3308 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 3309 "Stopping Loop Down Timer"); 3310 isp->isp_osinfo.ldt_running = 0; 3311 untimeout(isp_ldt, isp, isp->isp_osinfo.ldt); 3312 callout_handle_init(&isp->isp_osinfo.ldt); 3313 } 3314 isp_prt(isp, ISP_LOGINFO, msg); 3315 isp_freeze_loopdown(isp, msg); 3316 #if __FreeBSD_version < 500000 3317 wakeup(&isp->isp_osinfo.kproc); 3318 #else 3319 #ifdef ISP_SMPLOCK 3320 cv_signal(&isp->isp_osinfo.kthread_cv); 3321 #else 3322 wakeup(&isp->isp_osinfo.kthread_cv); 3323 #endif 3324 #endif 3325 break; 3326 } 3327 #ifdef ISP_TARGET_MODE 3328 case ISPASYNC_TARGET_NOTIFY: 3329 { 3330 tmd_notify_t *nt = arg; 3331 isp_prt(isp, ISP_LOGALL, 3332 "target notify code 0x%x", nt->nt_ncode); 3333 break; 3334 } 3335 case ISPASYNC_TARGET_ACTION: 3336 switch (((isphdr_t *)arg)->rqs_entry_type) { 3337 default: 3338 isp_prt(isp, ISP_LOGWARN, 3339 "event 0x%x for unhandled target action", 3340 ((isphdr_t *)arg)->rqs_entry_type); 3341 break; 3342 case RQSTYPE_NOTIFY: 3343 if (IS_SCSI(isp)) { 3344 rv = isp_handle_platform_notify_scsi(isp, 3345 (in_entry_t *) arg); 3346 } else { 3347 rv = isp_handle_platform_notify_fc(isp, 3348 (in_fcentry_t *) arg); 3349 } 3350 break; 3351 case RQSTYPE_ATIO: 3352 rv = isp_handle_platform_atio(isp, (at_entry_t *) arg); 3353 break; 3354 case RQSTYPE_ATIO2: 3355 rv = isp_handle_platform_atio2(isp, (at2_entry_t *)arg); 3356 break; 3357 case RQSTYPE_CTIO3: 3358 case RQSTYPE_CTIO2: 3359 case RQSTYPE_CTIO: 3360 rv = isp_handle_platform_ctio(isp, arg); 3361 break; 3362 case RQSTYPE_ENABLE_LUN: 3363 case RQSTYPE_MODIFY_LUN: 3364 isp_ledone(isp, (lun_entry_t *) arg); 3365 break; 3366 } 3367 break; 3368 #endif 3369 case ISPASYNC_FW_CRASH: 3370 { 3371 uint16_t mbox1, mbox6; 3372 mbox1 = ISP_READ(isp, OUTMAILBOX1); 3373 if (IS_DUALBUS(isp)) { 3374 mbox6 = ISP_READ(isp, OUTMAILBOX6); 3375 } else { 3376 mbox6 = 0; 3377 } 3378 isp_prt(isp, ISP_LOGERR, 3379 "Internal Firmware Error on bus %d @ RISC Address 0x%x", 3380 mbox6, mbox1); 3381 #ifdef ISP_FW_CRASH_DUMP 3382 /* 3383 * XXX: really need a thread to do this right. 3384 */ 3385 if (IS_FC(isp)) { 3386 FCPARAM(isp)->isp_fwstate = FW_CONFIG_WAIT; 3387 FCPARAM(isp)->isp_loopstate = LOOP_NIL; 3388 isp_freeze_loopdown(isp, "f/w crash"); 3389 isp_fw_dump(isp); 3390 } 3391 isp_reinit(isp); 3392 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 3393 #endif 3394 break; 3395 } 3396 case ISPASYNC_UNHANDLED_RESPONSE: 3397 break; 3398 default: 3399 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 3400 break; 3401 } 3402 return (rv); 3403 } 3404 3405 3406 /* 3407 * Locks are held before coming here. 3408 */ 3409 void 3410 isp_uninit(ispsoftc_t *isp) 3411 { 3412 if (IS_24XX(isp)) { 3413 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 3414 } else { 3415 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 3416 } 3417 ISP_DISABLE_INTS(isp); 3418 } 3419 3420 void 3421 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 3422 { 3423 va_list ap; 3424 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 3425 return; 3426 } 3427 printf("%s: ", device_get_nameunit(isp->isp_dev)); 3428 va_start(ap, fmt); 3429 vprintf(fmt, ap); 3430 va_end(ap); 3431 printf("\n"); 3432 } 3433 3434 uint64_t 3435 isp_nanotime_sub(struct timespec *b, struct timespec *a) 3436 { 3437 uint64_t elapsed; 3438 struct timespec x = *b; 3439 timespecsub(&x, a); 3440 elapsed = GET_NANOSEC(&x); 3441 if (elapsed == 0) 3442 elapsed++; 3443 return (elapsed); 3444 } 3445 3446 int 3447 isp_mbox_acquire(ispsoftc_t *isp) 3448 { 3449 if (isp->isp_osinfo.mboxbsy) { 3450 return (1); 3451 } else { 3452 isp->isp_osinfo.mboxcmd_done = 0; 3453 isp->isp_osinfo.mboxbsy = 1; 3454 return (0); 3455 } 3456 } 3457 3458 void 3459 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 3460 { 3461 int usecs = mbp->timeout; 3462 int j; 3463 3464 if (usecs == 0) { 3465 usecs = MBCMD_DEFAULT_TIMEOUT; 3466 } 3467 if (isp->isp_mbxwrk0) { 3468 usecs *= isp->isp_mbxwrk0; 3469 } 3470 if (isp->isp_osinfo.mbox_sleep_ok) { 3471 int ms = usecs / 1000; 3472 isp->isp_osinfo.mbox_sleep_ok = 0; 3473 isp->isp_osinfo.mbox_sleeping = 1; 3474 #if __FreeBSD_version < 500000 || !defined(ISP_SMPLOCK) 3475 tsleep(&isp->isp_mbxworkp, PRIBIO, "ispmbx_sleep", 3476 isp_mstohz(ms)); 3477 #else 3478 msleep(&isp->isp_mbxworkp, &isp->isp_mtx, PRIBIO, 3479 "ispmbx_sleep", isp_mstohz(ms)); 3480 #endif 3481 isp->isp_osinfo.mbox_sleep_ok = 1; 3482 isp->isp_osinfo.mbox_sleeping = 0; 3483 } else { 3484 for (j = 0; j < usecs; j += 100) { 3485 uint32_t isr; 3486 uint16_t sema, mbox; 3487 if (isp->isp_osinfo.mboxcmd_done) { 3488 break; 3489 } 3490 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 3491 isp_intr(isp, isr, sema, mbox); 3492 if (isp->isp_osinfo.mboxcmd_done) { 3493 break; 3494 } 3495 } 3496 USEC_DELAY(100); 3497 } 3498 } 3499 if (isp->isp_osinfo.mboxcmd_done == 0) { 3500 isp_prt(isp, ISP_LOGWARN, 3501 "%s Mailbox Command (0x%x) Timeout", 3502 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", 3503 isp->isp_lastmbxcmd); 3504 mbp->param[0] = MBOX_TIMEOUT; 3505 isp->isp_osinfo.mboxcmd_done = 1; 3506 } 3507 } 3508 3509 void 3510 isp_mbox_notify_done(ispsoftc_t *isp) 3511 { 3512 if (isp->isp_osinfo.mbox_sleeping) { 3513 wakeup(&isp->isp_mbxworkp); 3514 } 3515 isp->isp_osinfo.mboxcmd_done = 1; 3516 } 3517 3518 void 3519 isp_mbox_release(ispsoftc_t *isp) 3520 { 3521 isp->isp_osinfo.mboxbsy = 0; 3522 } 3523 3524 int 3525 isp_mstohz(int ms) 3526 { 3527 struct timeval t; 3528 t.tv_sec = ms / 1000; 3529 t.tv_usec = (ms % 1000) * 1000; 3530 ms = tvtohz(&t); 3531 if (ms < 0) { 3532 ms = 0x7fffffff; 3533 } 3534 return (ms); 3535 } 3536