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 #if !defined(CAM_NEW_TRAN_CODE) && __FreeBSD_version >= 700025 47 #define CAM_NEW_TRAN_CODE 1 48 #endif 49 50 51 MODULE_VERSION(isp, 1); 52 MODULE_DEPEND(isp, cam, 1, 1, 1); 53 int isp_announced = 0; 54 int isp_fabric_hysteresis = 5; 55 int isp_loop_down_limit = 300; /* default loop down limit */ 56 int isp_change_is_bad = 0; /* "changed" devices are bad */ 57 int isp_quickboot_time = 15; /* don't wait more than N secs for loop up */ 58 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 59 static const char *roles[4] = { 60 "(none)", "Target", "Initiator", "Target/Initiator" 61 }; 62 static const char prom3[] = 63 "PortID 0x%06x Departed from Target %u because of %s"; 64 65 static void isp_freeze_loopdown(ispsoftc_t *, char *); 66 static d_ioctl_t ispioctl; 67 static void isp_intr_enable(void *); 68 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 69 static void isp_poll(struct cam_sim *); 70 static timeout_t isp_watchdog; 71 static timeout_t isp_ldt; 72 static void isp_kthread(void *); 73 static void isp_action(struct cam_sim *, union ccb *); 74 75 #if __FreeBSD_version < 700000 76 ispfwfunc *isp_get_firmware_p = NULL; 77 #endif 78 79 #if __FreeBSD_version < 500000 80 #define ISP_CDEV_MAJOR 248 81 static struct cdevsw isp_cdevsw = { 82 /* open */ nullopen, 83 /* close */ nullclose, 84 /* read */ noread, 85 /* write */ nowrite, 86 /* ioctl */ ispioctl, 87 /* poll */ nopoll, 88 /* mmap */ nommap, 89 /* strategy */ nostrategy, 90 /* name */ "isp", 91 /* maj */ ISP_CDEV_MAJOR, 92 /* dump */ nodump, 93 /* psize */ nopsize, 94 /* flags */ D_TAPE, 95 }; 96 #define isp_sysctl_update(x) do { ; } while (0) 97 #else 98 static struct cdevsw isp_cdevsw = { 99 .d_version = D_VERSION, 100 .d_flags = D_NEEDGIANT, 101 .d_ioctl = ispioctl, 102 .d_name = "isp", 103 }; 104 static void isp_sysctl_update(ispsoftc_t *); 105 #endif 106 107 static ispsoftc_t *isplist = NULL; 108 109 void 110 isp_attach(ispsoftc_t *isp) 111 { 112 int primary, secondary; 113 struct ccb_setasync csa; 114 struct cam_devq *devq; 115 struct cam_sim *sim; 116 struct cam_path *path; 117 118 /* 119 * Establish (in case of 12X0) which bus is the primary. 120 */ 121 122 primary = 0; 123 secondary = 1; 124 125 /* 126 * Create the device queue for our SIM(s). 127 */ 128 devq = cam_simq_alloc(isp->isp_maxcmds); 129 if (devq == NULL) { 130 return; 131 } 132 133 /* 134 * Construct our SIM entry. 135 */ 136 ISPLOCK_2_CAMLOCK(isp); 137 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 138 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 139 if (sim == NULL) { 140 cam_simq_free(devq); 141 CAMLOCK_2_ISPLOCK(isp); 142 return; 143 } 144 CAMLOCK_2_ISPLOCK(isp); 145 146 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 147 isp->isp_osinfo.ehook.ich_arg = isp; 148 ISPLOCK_2_CAMLOCK(isp); 149 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 150 cam_sim_free(sim, TRUE); 151 CAMLOCK_2_ISPLOCK(isp); 152 isp_prt(isp, ISP_LOGERR, 153 "could not establish interrupt enable hook"); 154 return; 155 } 156 157 if (xpt_bus_register(sim, primary) != CAM_SUCCESS) { 158 cam_sim_free(sim, TRUE); 159 CAMLOCK_2_ISPLOCK(isp); 160 return; 161 } 162 163 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 164 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 165 xpt_bus_deregister(cam_sim_path(sim)); 166 cam_sim_free(sim, TRUE); 167 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 168 CAMLOCK_2_ISPLOCK(isp); 169 return; 170 } 171 172 xpt_setup_ccb(&csa.ccb_h, path, 5); 173 csa.ccb_h.func_code = XPT_SASYNC_CB; 174 csa.event_enable = AC_LOST_DEVICE; 175 csa.callback = isp_cam_async; 176 csa.callback_arg = sim; 177 xpt_action((union ccb *)&csa); 178 CAMLOCK_2_ISPLOCK(isp); 179 isp->isp_sim = sim; 180 isp->isp_path = path; 181 /* 182 * Create a kernel thread for fibre channel instances. We 183 * don't have dual channel FC cards. 184 */ 185 if (IS_FC(isp)) { 186 ISPLOCK_2_CAMLOCK(isp); 187 #if __FreeBSD_version >= 500000 188 cv_init(&isp->isp_osinfo.kthread_cv, "isp_kthread_cv"); 189 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 190 RFHIGHPID, 0, "%s: fc_thrd", 191 device_get_nameunit(isp->isp_dev))) 192 #else 193 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 194 "%s: fc_thrd", device_get_nameunit(isp->isp_dev))) 195 #endif 196 { 197 xpt_bus_deregister(cam_sim_path(sim)); 198 cam_sim_free(sim, TRUE); 199 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 200 CAMLOCK_2_ISPLOCK(isp); 201 isp_prt(isp, ISP_LOGERR, "could not create kthread"); 202 return; 203 } 204 CAMLOCK_2_ISPLOCK(isp); 205 /* 206 * We start by being "loop down" if we have an initiator role 207 */ 208 if (isp->isp_role & ISP_ROLE_INITIATOR) { 209 isp_freeze_loopdown(isp, "isp_attach"); 210 isp->isp_osinfo.ldt = 211 timeout(isp_ldt, isp, isp_quickboot_time * hz); 212 isp->isp_osinfo.ldt_running = 1; 213 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 214 "Starting Initial Loop Down Timer"); 215 } 216 } 217 218 219 /* 220 * If we have a second channel, construct SIM entry for that. 221 */ 222 if (IS_DUALBUS(isp)) { 223 ISPLOCK_2_CAMLOCK(isp); 224 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 225 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 226 if (sim == NULL) { 227 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 228 xpt_free_path(isp->isp_path); 229 cam_simq_free(devq); 230 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 231 return; 232 } 233 if (xpt_bus_register(sim, secondary) != CAM_SUCCESS) { 234 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 235 xpt_free_path(isp->isp_path); 236 cam_sim_free(sim, TRUE); 237 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 238 CAMLOCK_2_ISPLOCK(isp); 239 return; 240 } 241 242 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 243 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 244 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 245 xpt_free_path(isp->isp_path); 246 xpt_bus_deregister(cam_sim_path(sim)); 247 cam_sim_free(sim, TRUE); 248 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 249 CAMLOCK_2_ISPLOCK(isp); 250 return; 251 } 252 253 xpt_setup_ccb(&csa.ccb_h, path, 5); 254 csa.ccb_h.func_code = XPT_SASYNC_CB; 255 csa.event_enable = AC_LOST_DEVICE; 256 csa.callback = isp_cam_async; 257 csa.callback_arg = sim; 258 xpt_action((union ccb *)&csa); 259 CAMLOCK_2_ISPLOCK(isp); 260 isp->isp_sim2 = sim; 261 isp->isp_path2 = path; 262 } 263 264 /* 265 * Create device nodes 266 */ 267 (void) make_dev(&isp_cdevsw, device_get_unit(isp->isp_dev), UID_ROOT, 268 GID_OPERATOR, 0600, "%s", device_get_nameunit(isp->isp_dev)); 269 270 if (isp->isp_role != ISP_ROLE_NONE) { 271 isp->isp_state = ISP_RUNSTATE; 272 ISP_ENABLE_INTS(isp); 273 } 274 if (isplist == NULL) { 275 isplist = isp; 276 } else { 277 ispsoftc_t *tmp = isplist; 278 while (tmp->isp_osinfo.next) { 279 tmp = tmp->isp_osinfo.next; 280 } 281 tmp->isp_osinfo.next = isp; 282 } 283 isp_sysctl_update(isp); 284 } 285 286 static void 287 isp_freeze_loopdown(ispsoftc_t *isp, char *msg) 288 { 289 if (isp->isp_osinfo.simqfrozen == 0) { 290 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown)", msg); 291 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 292 ISPLOCK_2_CAMLOCK(isp); 293 xpt_freeze_simq(isp->isp_sim, 1); 294 CAMLOCK_2_ISPLOCK(isp); 295 } else { 296 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown)", msg); 297 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 298 } 299 } 300 301 302 #if __FreeBSD_version < 500000 303 #define _DEV dev_t 304 #define _IOP struct proc 305 #else 306 #define _IOP struct thread 307 #define _DEV struct cdev * 308 #endif 309 310 static int 311 ispioctl(_DEV dev, u_long c, caddr_t addr, int flags, _IOP *td) 312 { 313 ispsoftc_t *isp; 314 int nr, retval = ENOTTY; 315 316 isp = isplist; 317 while (isp) { 318 if (minor(dev) == device_get_unit(isp->isp_dev)) { 319 break; 320 } 321 isp = isp->isp_osinfo.next; 322 } 323 if (isp == NULL) 324 return (ENXIO); 325 326 switch (c) { 327 #ifdef ISP_FW_CRASH_DUMP 328 case ISP_GET_FW_CRASH_DUMP: 329 if (IS_FC(isp)) { 330 uint16_t *ptr = FCPARAM(isp)->isp_dump_data; 331 size_t sz; 332 333 retval = 0; 334 if (IS_2200(isp)) { 335 sz = QLA2200_RISC_IMAGE_DUMP_SIZE; 336 } else { 337 sz = QLA2300_RISC_IMAGE_DUMP_SIZE; 338 } 339 ISP_LOCK(isp); 340 if (ptr && *ptr) { 341 void *uaddr = *((void **) addr); 342 if (copyout(ptr, uaddr, sz)) { 343 retval = EFAULT; 344 } else { 345 *ptr = 0; 346 } 347 } else { 348 retval = ENXIO; 349 } 350 ISP_UNLOCK(isp); 351 } 352 break; 353 case ISP_FORCE_CRASH_DUMP: 354 if (IS_FC(isp)) { 355 ISP_LOCK(isp); 356 isp_freeze_loopdown(isp, 357 "ispioctl(ISP_FORCE_CRASH_DUMP)"); 358 isp_fw_dump(isp); 359 isp_reinit(isp); 360 ISP_UNLOCK(isp); 361 retval = 0; 362 } 363 break; 364 #endif 365 case ISP_SDBLEV: 366 { 367 int olddblev = isp->isp_dblev; 368 isp->isp_dblev = *(int *)addr; 369 *(int *)addr = olddblev; 370 retval = 0; 371 break; 372 } 373 case ISP_GETROLE: 374 *(int *)addr = isp->isp_role; 375 retval = 0; 376 break; 377 case ISP_SETROLE: 378 nr = *(int *)addr; 379 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 380 retval = EINVAL; 381 break; 382 } 383 *(int *)addr = isp->isp_role; 384 isp->isp_role = nr; 385 /* FALLTHROUGH */ 386 case ISP_RESETHBA: 387 ISP_LOCK(isp); 388 isp_reinit(isp); 389 ISP_UNLOCK(isp); 390 retval = 0; 391 break; 392 case ISP_RESCAN: 393 if (IS_FC(isp)) { 394 ISP_LOCK(isp); 395 if (isp_fc_runstate(isp, 5 * 1000000)) { 396 retval = EIO; 397 } else { 398 retval = 0; 399 } 400 ISP_UNLOCK(isp); 401 } 402 break; 403 case ISP_FC_LIP: 404 if (IS_FC(isp)) { 405 ISP_LOCK(isp); 406 if (isp_control(isp, ISPCTL_SEND_LIP, 0)) { 407 retval = EIO; 408 } else { 409 retval = 0; 410 } 411 ISP_UNLOCK(isp); 412 } 413 break; 414 case ISP_FC_GETDINFO: 415 { 416 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 417 fcportdb_t *lp; 418 419 if (IS_SCSI(isp)) { 420 break; 421 } 422 if (ifc->loopid < 0 || ifc->loopid >= MAX_FC_TARG) { 423 retval = EINVAL; 424 break; 425 } 426 ISP_LOCK(isp); 427 lp = &FCPARAM(isp)->portdb[ifc->loopid]; 428 if (lp->state == FC_PORTDB_STATE_VALID) { 429 ifc->role = lp->roles; 430 ifc->loopid = lp->handle; 431 ifc->portid = lp->portid; 432 ifc->node_wwn = lp->node_wwn; 433 ifc->port_wwn = lp->port_wwn; 434 retval = 0; 435 } else { 436 retval = ENODEV; 437 } 438 ISP_UNLOCK(isp); 439 break; 440 } 441 case ISP_GET_STATS: 442 { 443 isp_stats_t *sp = (isp_stats_t *) addr; 444 445 MEMZERO(sp, sizeof (*sp)); 446 sp->isp_stat_version = ISP_STATS_VERSION; 447 sp->isp_type = isp->isp_type; 448 sp->isp_revision = isp->isp_revision; 449 ISP_LOCK(isp); 450 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 451 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 452 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 453 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 454 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 455 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 456 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 457 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 458 ISP_UNLOCK(isp); 459 retval = 0; 460 break; 461 } 462 case ISP_CLR_STATS: 463 ISP_LOCK(isp); 464 isp->isp_intcnt = 0; 465 isp->isp_intbogus = 0; 466 isp->isp_intmboxc = 0; 467 isp->isp_intoasync = 0; 468 isp->isp_rsltccmplt = 0; 469 isp->isp_fphccmplt = 0; 470 isp->isp_rscchiwater = 0; 471 isp->isp_fpcchiwater = 0; 472 ISP_UNLOCK(isp); 473 retval = 0; 474 break; 475 case ISP_FC_GETHINFO: 476 { 477 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 478 MEMZERO(hba, sizeof (*hba)); 479 480 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 481 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 482 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 483 if (IS_FC(isp)) { 484 hba->fc_speed = FCPARAM(isp)->isp_gbspeed; 485 hba->fc_scsi_supported = 1; 486 hba->fc_topology = FCPARAM(isp)->isp_topo + 1; 487 hba->fc_loopid = FCPARAM(isp)->isp_loopid; 488 hba->nvram_node_wwn = FCPARAM(isp)->isp_nodewwn; 489 hba->nvram_port_wwn = FCPARAM(isp)->isp_portwwn; 490 hba->active_node_wwn = ISP_NODEWWN(isp); 491 hba->active_port_wwn = ISP_PORTWWN(isp); 492 } 493 retval = 0; 494 break; 495 } 496 case ISP_GET_FC_PARAM: 497 { 498 struct isp_fc_param *f = (struct isp_fc_param *) addr; 499 500 if (IS_SCSI(isp)) { 501 break; 502 } 503 f->parameter = 0; 504 if (strcmp(f->param_name, "framelength") == 0) { 505 f->parameter = FCPARAM(isp)->isp_maxfrmlen; 506 retval = 0; 507 break; 508 } 509 if (strcmp(f->param_name, "exec_throttle") == 0) { 510 f->parameter = FCPARAM(isp)->isp_execthrottle; 511 retval = 0; 512 break; 513 } 514 if (strcmp(f->param_name, "fullduplex") == 0) { 515 if (FCPARAM(isp)->isp_fwoptions & ICBOPT_FULL_DUPLEX) 516 f->parameter = 1; 517 retval = 0; 518 break; 519 } 520 if (strcmp(f->param_name, "loopid") == 0) { 521 f->parameter = FCPARAM(isp)->isp_loopid; 522 retval = 0; 523 break; 524 } 525 retval = EINVAL; 526 break; 527 } 528 case ISP_SET_FC_PARAM: 529 { 530 struct isp_fc_param *f = (struct isp_fc_param *) addr; 531 uint32_t param = f->parameter; 532 533 if (IS_SCSI(isp)) { 534 break; 535 } 536 f->parameter = 0; 537 if (strcmp(f->param_name, "framelength") == 0) { 538 if (param != 512 && param != 1024 && param != 1024) { 539 retval = EINVAL; 540 break; 541 } 542 FCPARAM(isp)->isp_maxfrmlen = param; 543 retval = 0; 544 break; 545 } 546 if (strcmp(f->param_name, "exec_throttle") == 0) { 547 if (param < 16 || param > 255) { 548 retval = EINVAL; 549 break; 550 } 551 FCPARAM(isp)->isp_execthrottle = param; 552 retval = 0; 553 break; 554 } 555 if (strcmp(f->param_name, "fullduplex") == 0) { 556 if (param != 0 && param != 1) { 557 retval = EINVAL; 558 break; 559 } 560 if (param) { 561 FCPARAM(isp)->isp_fwoptions |= 562 ICBOPT_FULL_DUPLEX; 563 } else { 564 FCPARAM(isp)->isp_fwoptions &= 565 ~ICBOPT_FULL_DUPLEX; 566 } 567 retval = 0; 568 break; 569 } 570 if (strcmp(f->param_name, "loopid") == 0) { 571 if (param < 0 || param > 125) { 572 retval = EINVAL; 573 break; 574 } 575 FCPARAM(isp)->isp_loopid = param; 576 retval = 0; 577 break; 578 } 579 retval = EINVAL; 580 break; 581 } 582 case ISP_TSK_MGMT: 583 { 584 int needmarker; 585 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 586 uint16_t loopid; 587 mbreg_t mbs; 588 589 if (IS_SCSI(isp)) { 590 break; 591 } 592 593 memset(&mbs, 0, sizeof (mbs)); 594 needmarker = retval = 0; 595 loopid = fct->loopid; 596 if (FCPARAM(isp)->isp_2klogin == 0) { 597 loopid <<= 8; 598 } 599 switch (fct->action) { 600 case IPT_CLEAR_ACA: 601 mbs.param[0] = MBOX_CLEAR_ACA; 602 mbs.param[1] = loopid; 603 mbs.param[2] = fct->lun; 604 break; 605 case IPT_TARGET_RESET: 606 mbs.param[0] = MBOX_TARGET_RESET; 607 mbs.param[1] = loopid; 608 needmarker = 1; 609 break; 610 case IPT_LUN_RESET: 611 mbs.param[0] = MBOX_LUN_RESET; 612 mbs.param[1] = loopid; 613 mbs.param[2] = fct->lun; 614 needmarker = 1; 615 break; 616 case IPT_CLEAR_TASK_SET: 617 mbs.param[0] = MBOX_CLEAR_TASK_SET; 618 mbs.param[1] = loopid; 619 mbs.param[2] = fct->lun; 620 needmarker = 1; 621 break; 622 case IPT_ABORT_TASK_SET: 623 mbs.param[0] = MBOX_ABORT_TASK_SET; 624 mbs.param[1] = loopid; 625 mbs.param[2] = fct->lun; 626 needmarker = 1; 627 break; 628 default: 629 retval = EINVAL; 630 break; 631 } 632 if (retval == 0) { 633 ISP_LOCK(isp); 634 if (needmarker) { 635 isp->isp_sendmarker |= 1; 636 } 637 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 638 ISP_UNLOCK(isp); 639 if (retval) 640 retval = EIO; 641 } 642 break; 643 } 644 default: 645 break; 646 } 647 return (retval); 648 } 649 650 #if __FreeBSD_version >= 500000 651 static void 652 isp_sysctl_update(ispsoftc_t *isp) 653 { 654 struct sysctl_ctx_list *ctx = 655 device_get_sysctl_ctx(isp->isp_osinfo.dev); 656 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 657 658 if (IS_SCSI(isp)) { 659 return; 660 } 661 662 snprintf(isp->isp_osinfo.sysctl_info.fc.wwnn, 663 sizeof (isp->isp_osinfo.sysctl_info.fc.wwnn), "0x%08x%08x", 664 (uint32_t) (ISP_NODEWWN(isp) >> 32), (uint32_t) ISP_NODEWWN(isp)); 665 666 snprintf(isp->isp_osinfo.sysctl_info.fc.wwpn, 667 sizeof (isp->isp_osinfo.sysctl_info.fc.wwpn), "0x%08x%08x", 668 (uint32_t) (ISP_PORTWWN(isp) >> 32), (uint32_t) ISP_PORTWWN(isp)); 669 670 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 671 "wwnn", CTLFLAG_RD, isp->isp_osinfo.sysctl_info.fc.wwnn, 0, 672 "World Wide Node Name"); 673 674 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 675 "wwpn", CTLFLAG_RD, isp->isp_osinfo.sysctl_info.fc.wwpn, 0, 676 "World Wide Port Name"); 677 678 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 679 "loop_down_limit", 680 CTLFLAG_RW, &isp->isp_osinfo.loop_down_limit, 0, 681 "How long to wait for loop to come back up"); 682 683 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 684 "gone_device_time", 685 CTLFLAG_RW, &isp->isp_osinfo.gone_device_time, 0, 686 "How long to wait for a device to reappear"); 687 } 688 #endif 689 690 static void 691 isp_intr_enable(void *arg) 692 { 693 ispsoftc_t *isp = arg; 694 if (isp->isp_role != ISP_ROLE_NONE) { 695 ISP_ENABLE_INTS(isp); 696 } 697 /* Release our hook so that the boot can continue. */ 698 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 699 } 700 701 /* 702 * Put the target mode functions here, because some are inlines 703 */ 704 705 #ifdef ISP_TARGET_MODE 706 707 static __inline int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 708 static __inline int are_any_luns_enabled(ispsoftc_t *, int); 709 static __inline tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 710 static __inline void rls_lun_statep(ispsoftc_t *, tstate_t *); 711 static __inline atio_private_data_t *isp_get_atpd(ispsoftc_t *, int); 712 static cam_status 713 create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 714 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 715 static int isp_en_lun(ispsoftc_t *, union ccb *); 716 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 717 static cam_status isp_abort_tgt_ccb(ispsoftc_t *, union ccb *); 718 static timeout_t isp_refire_putback_atio; 719 static void isp_complete_ctio(union ccb *); 720 static void isp_target_putback_atio(union ccb *); 721 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 722 static int isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 723 static int isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 724 static int isp_handle_platform_ctio(ispsoftc_t *, void *); 725 static int isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 726 static int isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 727 728 static __inline int 729 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 730 { 731 tstate_t *tptr; 732 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 733 if (tptr == NULL) { 734 return (0); 735 } 736 do { 737 if (tptr->lun == (lun_id_t) lun && tptr->bus == bus) { 738 return (1); 739 } 740 } while ((tptr = tptr->next) != NULL); 741 return (0); 742 } 743 744 static __inline int 745 are_any_luns_enabled(ispsoftc_t *isp, int port) 746 { 747 int lo, hi; 748 if (IS_DUALBUS(isp)) { 749 lo = (port * (LUN_HASH_SIZE >> 1)); 750 hi = lo + (LUN_HASH_SIZE >> 1); 751 } else { 752 lo = 0; 753 hi = LUN_HASH_SIZE; 754 } 755 for (lo = 0; lo < hi; lo++) { 756 if (isp->isp_osinfo.lun_hash[lo]) { 757 return (1); 758 } 759 } 760 return (0); 761 } 762 763 static __inline tstate_t * 764 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 765 { 766 tstate_t *tptr = NULL; 767 768 if (lun == CAM_LUN_WILDCARD) { 769 if (isp->isp_osinfo.tmflags[bus] & TM_WILDCARD_ENABLED) { 770 tptr = &isp->isp_osinfo.tsdflt[bus]; 771 tptr->hold++; 772 return (tptr); 773 } 774 return (NULL); 775 } else { 776 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 777 if (tptr == NULL) { 778 return (NULL); 779 } 780 } 781 782 do { 783 if (tptr->lun == lun && tptr->bus == bus) { 784 tptr->hold++; 785 return (tptr); 786 } 787 } while ((tptr = tptr->next) != NULL); 788 return (tptr); 789 } 790 791 static __inline void 792 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 793 { 794 if (tptr->hold) 795 tptr->hold--; 796 } 797 798 static __inline atio_private_data_t * 799 isp_get_atpd(ispsoftc_t *isp, int tag) 800 { 801 atio_private_data_t *atp; 802 for (atp = isp->isp_osinfo.atpdp; 803 atp < &isp->isp_osinfo.atpdp[ATPDPSIZE]; atp++) { 804 if (atp->tag == tag) 805 return (atp); 806 } 807 return (NULL); 808 } 809 810 static cam_status 811 create_lun_state(ispsoftc_t *isp, int bus, 812 struct cam_path *path, tstate_t **rslt) 813 { 814 cam_status status; 815 lun_id_t lun; 816 int hfx; 817 tstate_t *tptr, *new; 818 819 lun = xpt_path_lun_id(path); 820 if (lun < 0) { 821 return (CAM_LUN_INVALID); 822 } 823 if (is_lun_enabled(isp, bus, lun)) { 824 return (CAM_LUN_ALRDY_ENA); 825 } 826 new = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 827 if (new == NULL) { 828 return (CAM_RESRC_UNAVAIL); 829 } 830 831 status = xpt_create_path(&new->owner, NULL, xpt_path_path_id(path), 832 xpt_path_target_id(path), xpt_path_lun_id(path)); 833 if (status != CAM_REQ_CMP) { 834 free(new, M_DEVBUF); 835 return (status); 836 } 837 new->bus = bus; 838 new->lun = lun; 839 SLIST_INIT(&new->atios); 840 SLIST_INIT(&new->inots); 841 new->hold = 1; 842 843 hfx = LUN_HASH_FUNC(isp, new->bus, new->lun); 844 tptr = isp->isp_osinfo.lun_hash[hfx]; 845 if (tptr == NULL) { 846 isp->isp_osinfo.lun_hash[hfx] = new; 847 } else { 848 while (tptr->next) 849 tptr = tptr->next; 850 tptr->next = new; 851 } 852 *rslt = new; 853 return (CAM_REQ_CMP); 854 } 855 856 static __inline void 857 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 858 { 859 int hfx; 860 tstate_t *lw, *pw; 861 862 if (tptr->hold) { 863 return; 864 } 865 hfx = LUN_HASH_FUNC(isp, tptr->bus, tptr->lun); 866 pw = isp->isp_osinfo.lun_hash[hfx]; 867 if (pw == NULL) { 868 return; 869 } else if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 870 isp->isp_osinfo.lun_hash[hfx] = pw->next; 871 } else { 872 lw = pw; 873 pw = lw->next; 874 while (pw) { 875 if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 876 lw->next = pw->next; 877 break; 878 } 879 lw = pw; 880 pw = pw->next; 881 } 882 if (pw == NULL) { 883 return; 884 } 885 } 886 free(tptr, M_DEVBUF); 887 } 888 889 /* 890 * Enable luns. 891 */ 892 static int 893 isp_en_lun(ispsoftc_t *isp, union ccb *ccb) 894 { 895 struct ccb_en_lun *cel = &ccb->cel; 896 tstate_t *tptr; 897 uint32_t seq; 898 int bus, cmd, av, wildcard, tm_on; 899 lun_id_t lun; 900 target_id_t tgt; 901 902 bus = XS_CHANNEL(ccb); 903 if (bus > 1) { 904 xpt_print(ccb->ccb_h.path, "illegal bus %d\n", bus); 905 ccb->ccb_h.status = CAM_PATH_INVALID; 906 return (-1); 907 } 908 tgt = ccb->ccb_h.target_id; 909 lun = ccb->ccb_h.target_lun; 910 911 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 912 xpt_print(ccb->ccb_h.path, "%sabling lun 0x%x on channel %d\n", 913 cel->enable? "en" : "dis", lun, bus); 914 } 915 916 if ((lun != CAM_LUN_WILDCARD) && 917 (lun < 0 || lun >= (lun_id_t) isp->isp_maxluns)) { 918 ccb->ccb_h.status = CAM_LUN_INVALID; 919 return (-1); 920 } 921 922 if (IS_SCSI(isp)) { 923 sdparam *sdp = isp->isp_param; 924 sdp += bus; 925 if (tgt != CAM_TARGET_WILDCARD && 926 tgt != sdp->isp_initiator_id) { 927 ccb->ccb_h.status = CAM_TID_INVALID; 928 return (-1); 929 } 930 } else { 931 /* 932 * There's really no point in doing this yet w/o multi-tid 933 * capability. Even then, it's problematic. 934 */ 935 #if 0 936 if (tgt != CAM_TARGET_WILDCARD && 937 tgt != FCPARAM(isp)->isp_iid) { 938 ccb->ccb_h.status = CAM_TID_INVALID; 939 return (-1); 940 } 941 #endif 942 /* 943 * This is as a good a place as any to check f/w capabilities. 944 */ 945 if (FCPARAM(isp)->isp_tmode == 0) { 946 xpt_print(ccb->ccb_h.path, 947 "firmware does not support target mode\n"); 948 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 949 return (-1); 950 } 951 /* 952 * XXX: We *could* handle non-SCCLUN f/w, but we'd have to 953 * XXX: dork with our already fragile enable/disable code. 954 */ 955 if (FCPARAM(isp)->isp_sccfw == 0) { 956 xpt_print(ccb->ccb_h.path, 957 "firmware not SCCLUN capable\n"); 958 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 959 return (-1); 960 } 961 } 962 963 if (tgt == CAM_TARGET_WILDCARD) { 964 if (lun == CAM_LUN_WILDCARD) { 965 wildcard = 1; 966 } else { 967 ccb->ccb_h.status = CAM_LUN_INVALID; 968 return (-1); 969 } 970 } else { 971 wildcard = 0; 972 } 973 974 tm_on = (isp->isp_osinfo.tmflags[bus] & TM_TMODE_ENABLED) != 0; 975 976 /* 977 * Next check to see whether this is a target/lun wildcard action. 978 * 979 * If so, we know that we can accept commands for luns that haven't 980 * been enabled yet and send them upstream. Otherwise, we have to 981 * handle them locally (if we see them at all). 982 */ 983 984 if (wildcard) { 985 tptr = &isp->isp_osinfo.tsdflt[bus]; 986 if (cel->enable) { 987 if (tm_on) { 988 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 989 return (-1); 990 } 991 ccb->ccb_h.status = 992 xpt_create_path(&tptr->owner, NULL, 993 xpt_path_path_id(ccb->ccb_h.path), 994 xpt_path_target_id(ccb->ccb_h.path), 995 xpt_path_lun_id(ccb->ccb_h.path)); 996 if (ccb->ccb_h.status != CAM_REQ_CMP) { 997 return (-1); 998 } 999 SLIST_INIT(&tptr->atios); 1000 SLIST_INIT(&tptr->inots); 1001 isp->isp_osinfo.tmflags[bus] |= TM_WILDCARD_ENABLED; 1002 } else { 1003 if (tm_on == 0) { 1004 ccb->ccb_h.status = CAM_REQ_CMP; 1005 return (-1); 1006 } 1007 if (tptr->hold) { 1008 ccb->ccb_h.status = CAM_SCSI_BUSY; 1009 return (-1); 1010 } 1011 xpt_free_path(tptr->owner); 1012 isp->isp_osinfo.tmflags[bus] &= ~TM_WILDCARD_ENABLED; 1013 } 1014 } 1015 1016 /* 1017 * Now check to see whether this bus needs to be 1018 * enabled/disabled with respect to target mode. 1019 */ 1020 av = bus << 31; 1021 if (cel->enable && tm_on == 0) { 1022 av |= ENABLE_TARGET_FLAG; 1023 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 1024 if (av) { 1025 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1026 if (wildcard) { 1027 isp->isp_osinfo.tmflags[bus] &= 1028 ~TM_WILDCARD_ENABLED; 1029 xpt_free_path(tptr->owner); 1030 } 1031 return (-1); 1032 } 1033 isp->isp_osinfo.tmflags[bus] |= TM_TMODE_ENABLED; 1034 xpt_print(ccb->ccb_h.path, "Target Mode Enabled\n"); 1035 } else if (cel->enable == 0 && tm_on && wildcard) { 1036 if (are_any_luns_enabled(isp, bus)) { 1037 ccb->ccb_h.status = CAM_SCSI_BUSY; 1038 return (-1); 1039 } 1040 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 1041 if (av) { 1042 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1043 return (-1); 1044 } 1045 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 1046 xpt_print(ccb->ccb_h.path, "Target Mode Disabled\n"); 1047 } 1048 1049 if (wildcard) { 1050 ccb->ccb_h.status = CAM_REQ_CMP; 1051 return (-1); 1052 } 1053 1054 /* 1055 * Find an empty slot 1056 */ 1057 for (seq = 0; seq < NLEACT; seq++) { 1058 if (isp->isp_osinfo.leact[seq] == 0) { 1059 break; 1060 } 1061 } 1062 if (seq >= NLEACT) { 1063 ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 1064 return (-1); 1065 1066 } 1067 isp->isp_osinfo.leact[seq] = ccb; 1068 1069 if (cel->enable) { 1070 ccb->ccb_h.status = 1071 create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1072 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1073 isp->isp_osinfo.leact[seq] = 0; 1074 return (-1); 1075 } 1076 } else { 1077 tptr = get_lun_statep(isp, bus, lun); 1078 if (tptr == NULL) { 1079 ccb->ccb_h.status = CAM_LUN_INVALID; 1080 return (-1); 1081 } 1082 } 1083 1084 if (cel->enable) { 1085 int c, n, ulun = lun; 1086 1087 cmd = RQSTYPE_ENABLE_LUN; 1088 c = DFLT_CMND_CNT; 1089 n = DFLT_INOT_CNT; 1090 if (IS_FC(isp) && lun != 0) { 1091 cmd = RQSTYPE_MODIFY_LUN; 1092 n = 0; 1093 /* 1094 * For SCC firmware, we only deal with setting 1095 * (enabling or modifying) lun 0. 1096 */ 1097 ulun = 0; 1098 } 1099 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq+1) == 0) { 1100 rls_lun_statep(isp, tptr); 1101 ccb->ccb_h.status = CAM_REQ_INPROG; 1102 return (seq); 1103 } 1104 } else { 1105 int c, n, ulun = lun; 1106 1107 cmd = -RQSTYPE_MODIFY_LUN; 1108 c = DFLT_CMND_CNT; 1109 n = DFLT_INOT_CNT; 1110 if (IS_FC(isp) && lun != 0) { 1111 n = 0; 1112 /* 1113 * For SCC firmware, we only deal with setting 1114 * (enabling or modifying) lun 0. 1115 */ 1116 ulun = 0; 1117 } 1118 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq+1) == 0) { 1119 rls_lun_statep(isp, tptr); 1120 ccb->ccb_h.status = CAM_REQ_INPROG; 1121 return (seq); 1122 } 1123 } 1124 rls_lun_statep(isp, tptr); 1125 xpt_print(ccb->ccb_h.path, "isp_lun_cmd failed\n"); 1126 isp->isp_osinfo.leact[seq] = 0; 1127 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1128 return (-1); 1129 } 1130 1131 static void 1132 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1133 { 1134 const char lfmt[] = "now %sabled for target mode"; 1135 union ccb *ccb; 1136 uint32_t seq; 1137 tstate_t *tptr; 1138 int av; 1139 struct ccb_en_lun *cel; 1140 1141 seq = lep->le_reserved - 1; 1142 if (seq >= NLEACT) { 1143 isp_prt(isp, ISP_LOGERR, 1144 "seq out of range (%u) in isp_ledone", seq); 1145 return; 1146 } 1147 ccb = isp->isp_osinfo.leact[seq]; 1148 if (ccb == 0) { 1149 isp_prt(isp, ISP_LOGERR, 1150 "no ccb for seq %u in isp_ledone", seq); 1151 return; 1152 } 1153 cel = &ccb->cel; 1154 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1155 if (tptr == NULL) { 1156 xpt_print(ccb->ccb_h.path, "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(ccb->ccb_h.path, 1163 "ENABLE/MODIFY LUN returned 0x%x\n", lep->le_status); 1164 err: 1165 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1166 rls_lun_statep(isp, tptr); 1167 isp->isp_osinfo.leact[seq] = 0; 1168 ISPLOCK_2_CAMLOCK(isp); 1169 xpt_done(ccb); 1170 CAMLOCK_2_ISPLOCK(isp); 1171 return; 1172 } else { 1173 isp_prt(isp, ISP_LOGTDEBUG0, 1174 "isp_ledone: ENABLE/MODIFY done okay"); 1175 } 1176 1177 1178 if (cel->enable) { 1179 ccb->ccb_h.status = CAM_REQ_CMP; 1180 xpt_print(ccb->ccb_h.path, lfmt, "en"); 1181 rls_lun_statep(isp, tptr); 1182 isp->isp_osinfo.leact[seq] = 0; 1183 ISPLOCK_2_CAMLOCK(isp); 1184 xpt_done(ccb); 1185 CAMLOCK_2_ISPLOCK(isp); 1186 return; 1187 } 1188 1189 if (lep->le_header.rqs_entry_type == RQSTYPE_MODIFY_LUN) { 1190 if (isp_lun_cmd(isp, -RQSTYPE_ENABLE_LUN, XS_CHANNEL(ccb), 1191 XS_TGT(ccb), XS_LUN(ccb), 0, 0, seq+1)) { 1192 xpt_print(ccb->ccb_h.path, 1193 "isp_ledone: isp_lun_cmd failed\n"); 1194 goto err; 1195 } 1196 rls_lun_statep(isp, tptr); 1197 return; 1198 } 1199 1200 xpt_print(ccb->ccb_h.path, lfmt, "dis"); 1201 rls_lun_statep(isp, tptr); 1202 destroy_lun_state(isp, tptr); 1203 ccb->ccb_h.status = CAM_REQ_CMP; 1204 isp->isp_osinfo.leact[seq] = 0; 1205 ISPLOCK_2_CAMLOCK(isp); 1206 xpt_done(ccb); 1207 CAMLOCK_2_ISPLOCK(isp); 1208 if (are_any_luns_enabled(isp, XS_CHANNEL(ccb)) == 0) { 1209 int bus = XS_CHANNEL(ccb); 1210 av = bus << 31; 1211 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 1212 if (av) { 1213 isp_prt(isp, ISP_LOGWARN, 1214 "disable target mode on channel %d failed", bus); 1215 } 1216 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 1217 } 1218 } 1219 1220 1221 static cam_status 1222 isp_abort_tgt_ccb(ispsoftc_t *isp, union ccb *ccb) 1223 { 1224 tstate_t *tptr; 1225 struct ccb_hdr_slist *lp; 1226 struct ccb_hdr *curelm; 1227 int found, *ctr; 1228 union ccb *accb = ccb->cab.abort_ccb; 1229 1230 xpt_print(ccb->ccb_h.path, "aborting ccb %p\n", accb); 1231 if (accb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 1232 int badpath = 0; 1233 if (IS_FC(isp) && (accb->ccb_h.target_id != 1234 ((fcparam *) isp->isp_param)->isp_loopid)) { 1235 badpath = 1; 1236 } else if (IS_SCSI(isp) && (accb->ccb_h.target_id != 1237 ((sdparam *) isp->isp_param)->isp_initiator_id)) { 1238 badpath = 1; 1239 } 1240 if (badpath) { 1241 /* 1242 * Being restrictive about target ids is really about 1243 * making sure we're aborting for the right multi-tid 1244 * path. This doesn't really make much sense at present. 1245 */ 1246 #if 0 1247 return (CAM_PATH_INVALID); 1248 #endif 1249 } 1250 } 1251 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), accb->ccb_h.target_lun); 1252 if (tptr == NULL) { 1253 xpt_print(ccb->ccb_h.path, "can't get statep\n"); 1254 return (CAM_PATH_INVALID); 1255 } 1256 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 1257 lp = &tptr->atios; 1258 ctr = &tptr->atio_count; 1259 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 1260 lp = &tptr->inots; 1261 ctr = &tptr->inot_count; 1262 } else { 1263 rls_lun_statep(isp, tptr); 1264 xpt_print(ccb->ccb_h.path, "bad function code %d\n", 1265 accb->ccb_h.func_code); 1266 return (CAM_UA_ABORT); 1267 } 1268 curelm = SLIST_FIRST(lp); 1269 found = 0; 1270 if (curelm == &accb->ccb_h) { 1271 found = 1; 1272 SLIST_REMOVE_HEAD(lp, sim_links.sle); 1273 } else { 1274 while(curelm != NULL) { 1275 struct ccb_hdr *nextelm; 1276 1277 nextelm = SLIST_NEXT(curelm, sim_links.sle); 1278 if (nextelm == &accb->ccb_h) { 1279 found = 1; 1280 SLIST_NEXT(curelm, sim_links.sle) = 1281 SLIST_NEXT(nextelm, sim_links.sle); 1282 break; 1283 } 1284 curelm = nextelm; 1285 } 1286 } 1287 rls_lun_statep(isp, tptr); 1288 if (found) { 1289 (*ctr)--; 1290 accb->ccb_h.status = CAM_REQ_ABORTED; 1291 xpt_done(accb); 1292 return (CAM_REQ_CMP); 1293 } 1294 xpt_print(ccb->ccb_h.path, "ccb %p not found\n", accb); 1295 return (CAM_PATH_INVALID); 1296 } 1297 1298 static void 1299 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1300 { 1301 void *qe; 1302 struct ccb_scsiio *cso = &ccb->csio; 1303 uint32_t nxti, optr, handle; 1304 uint8_t local[QENTRY_LEN]; 1305 1306 1307 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1308 xpt_print(ccb->ccb_h.path, 1309 "Request Queue Overflow in isp_target_start_ctio\n"); 1310 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1311 goto out; 1312 } 1313 memset(local, 0, QENTRY_LEN); 1314 1315 /* 1316 * We're either moving data or completing a command here. 1317 */ 1318 1319 if (IS_FC(isp)) { 1320 atio_private_data_t *atp; 1321 ct2_entry_t *cto = (ct2_entry_t *) local; 1322 1323 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1324 cto->ct_header.rqs_entry_count = 1; 1325 if (FCPARAM(isp)->isp_2klogin) { 1326 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1327 } else { 1328 cto->ct_iid = cso->init_id; 1329 if (FCPARAM(isp)->isp_sccfw == 0) { 1330 cto->ct_lun = ccb->ccb_h.target_lun; 1331 } 1332 } 1333 1334 atp = isp_get_atpd(isp, cso->tag_id); 1335 if (atp == NULL) { 1336 xpt_print(ccb->ccb_h.path, 1337 "cannot find private data adjunct for tag %x\n", 1338 cso->tag_id); 1339 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 1340 goto out; 1341 } 1342 1343 cto->ct_rxid = cso->tag_id; 1344 if (cso->dxfer_len == 0) { 1345 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA; 1346 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1347 cto->ct_flags |= CT2_SENDSTATUS; 1348 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1349 cto->ct_resid = 1350 atp->orig_datalen - atp->bytes_xfered; 1351 if (cto->ct_resid < 0) { 1352 cto->rsp.m1.ct_scsi_status |= 1353 CT2_DATA_OVER; 1354 } else if (cto->ct_resid > 0) { 1355 cto->rsp.m1.ct_scsi_status |= 1356 CT2_DATA_UNDER; 1357 } 1358 } 1359 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1360 int m = min(cso->sense_len, MAXRESPLEN); 1361 memcpy(cto->rsp.m1.ct_resp, 1362 &cso->sense_data, m); 1363 cto->rsp.m1.ct_senselen = m; 1364 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1365 } 1366 } else { 1367 cto->ct_flags |= CT2_FLAG_MODE0; 1368 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1369 cto->ct_flags |= CT2_DATA_IN; 1370 } else { 1371 cto->ct_flags |= CT2_DATA_OUT; 1372 } 1373 cto->ct_reloff = atp->bytes_xfered; 1374 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1375 cto->ct_flags |= CT2_SENDSTATUS; 1376 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1377 cto->ct_resid = 1378 atp->orig_datalen - 1379 (atp->bytes_xfered + cso->dxfer_len); 1380 if (cto->ct_resid < 0) { 1381 cto->rsp.m0.ct_scsi_status |= 1382 CT2_DATA_OVER; 1383 } else if (cto->ct_resid > 0) { 1384 cto->rsp.m0.ct_scsi_status |= 1385 CT2_DATA_UNDER; 1386 } 1387 } else { 1388 atp->last_xframt = cso->dxfer_len; 1389 } 1390 /* 1391 * If we're sending data and status back together, 1392 * we can't also send back sense data as well. 1393 */ 1394 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1395 } 1396 1397 if (cto->ct_flags & CT2_SENDSTATUS) { 1398 isp_prt(isp, ISP_LOGTDEBUG0, 1399 "CTIO2[%x] STATUS %x origd %u curd %u resid %u", 1400 cto->ct_rxid, cso->scsi_status, atp->orig_datalen, 1401 cso->dxfer_len, cto->ct_resid); 1402 cto->ct_flags |= CT2_CCINCR; 1403 atp->state = ATPD_STATE_LAST_CTIO; 1404 } else { 1405 atp->state = ATPD_STATE_CTIO; 1406 } 1407 cto->ct_timeout = 10; 1408 } else { 1409 ct_entry_t *cto = (ct_entry_t *) local; 1410 1411 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1412 cto->ct_header.rqs_entry_count = 1; 1413 cto->ct_iid = cso->init_id; 1414 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1415 cto->ct_tgt = ccb->ccb_h.target_id; 1416 cto->ct_lun = ccb->ccb_h.target_lun; 1417 cto->ct_fwhandle = AT_GET_HANDLE(cso->tag_id); 1418 if (AT_HAS_TAG(cso->tag_id)) { 1419 cto->ct_tag_val = (uint8_t) AT_GET_TAG(cso->tag_id); 1420 cto->ct_flags |= CT_TQAE; 1421 } 1422 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1423 cto->ct_flags |= CT_NODISC; 1424 } 1425 if (cso->dxfer_len == 0) { 1426 cto->ct_flags |= CT_NO_DATA; 1427 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1428 cto->ct_flags |= CT_DATA_IN; 1429 } else { 1430 cto->ct_flags |= CT_DATA_OUT; 1431 } 1432 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1433 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1434 cto->ct_scsi_status = cso->scsi_status; 1435 cto->ct_resid = cso->resid; 1436 isp_prt(isp, ISP_LOGTDEBUG0, 1437 "CTIO[%x] SCSI STATUS 0x%x resid %d tag_id %x", 1438 cto->ct_fwhandle, cso->scsi_status, cso->resid, 1439 cso->tag_id); 1440 } 1441 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1442 cto->ct_timeout = 10; 1443 } 1444 1445 if (isp_save_xs_tgt(isp, ccb, &handle)) { 1446 xpt_print(ccb->ccb_h.path, 1447 "No XFLIST pointers for isp_target_start_ctio\n"); 1448 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1449 goto out; 1450 } 1451 1452 1453 /* 1454 * Call the dma setup routines for this entry (and any subsequent 1455 * CTIOs) if there's data to move, and then tell the f/w it's got 1456 * new things to play with. As with isp_start's usage of DMA setup, 1457 * any swizzling is done in the machine dependent layer. Because 1458 * of this, we put the request onto the queue area first in native 1459 * format. 1460 */ 1461 1462 if (IS_FC(isp)) { 1463 ct2_entry_t *cto = (ct2_entry_t *) local; 1464 cto->ct_syshandle = handle; 1465 } else { 1466 ct_entry_t *cto = (ct_entry_t *) local; 1467 cto->ct_syshandle = handle; 1468 } 1469 1470 switch (ISP_DMASETUP(isp, cso, (ispreq_t *) local, &nxti, optr)) { 1471 case CMD_QUEUED: 1472 ISP_ADD_REQUEST(isp, nxti); 1473 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1474 return; 1475 1476 case CMD_EAGAIN: 1477 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1478 break; 1479 1480 default: 1481 break; 1482 } 1483 isp_destroy_tgt_handle(isp, handle); 1484 1485 out: 1486 ISPLOCK_2_CAMLOCK(isp); 1487 xpt_done(ccb); 1488 CAMLOCK_2_ISPLOCK(isp); 1489 } 1490 1491 static void 1492 isp_refire_putback_atio(void *arg) 1493 { 1494 int s = splcam(); 1495 isp_target_putback_atio(arg); 1496 splx(s); 1497 } 1498 1499 static void 1500 isp_target_putback_atio(union ccb *ccb) 1501 { 1502 ispsoftc_t *isp; 1503 struct ccb_scsiio *cso; 1504 uint32_t nxti, optr; 1505 void *qe; 1506 1507 isp = XS_ISP(ccb); 1508 1509 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1510 xpt_print(ccb->ccb_h.path, 1511 "isp_target_putback_atio: Request Queue Overflow\n"); 1512 (void) timeout(isp_refire_putback_atio, ccb, 10); 1513 return; 1514 } 1515 memset(qe, 0, QENTRY_LEN); 1516 cso = &ccb->csio; 1517 if (IS_FC(isp)) { 1518 at2_entry_t local, *at = &local; 1519 MEMZERO(at, sizeof (at2_entry_t)); 1520 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1521 at->at_header.rqs_entry_count = 1; 1522 if (FCPARAM(isp)->isp_sccfw) { 1523 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1524 } else { 1525 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1526 } 1527 at->at_status = CT_OK; 1528 at->at_rxid = cso->tag_id; 1529 at->at_iid = cso->ccb_h.target_id; 1530 isp_put_atio2(isp, at, qe); 1531 } else { 1532 at_entry_t local, *at = &local; 1533 MEMZERO(at, sizeof (at_entry_t)); 1534 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1535 at->at_header.rqs_entry_count = 1; 1536 at->at_iid = cso->init_id; 1537 at->at_iid |= XS_CHANNEL(ccb) << 7; 1538 at->at_tgt = cso->ccb_h.target_id; 1539 at->at_lun = cso->ccb_h.target_lun; 1540 at->at_status = CT_OK; 1541 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1542 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1543 isp_put_atio(isp, at, qe); 1544 } 1545 ISP_TDQE(isp, "isp_target_putback_atio", (int) optr, qe); 1546 ISP_ADD_REQUEST(isp, nxti); 1547 isp_complete_ctio(ccb); 1548 } 1549 1550 static void 1551 isp_complete_ctio(union ccb *ccb) 1552 { 1553 ISPLOCK_2_CAMLOCK(isp); 1554 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1555 ccb->ccb_h.status |= CAM_REQ_CMP; 1556 } 1557 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1558 xpt_done(ccb); 1559 CAMLOCK_2_ISPLOCK(isp); 1560 } 1561 1562 /* 1563 * Handle ATIO stuff that the generic code can't. 1564 * This means handling CDBs. 1565 */ 1566 1567 static int 1568 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1569 { 1570 tstate_t *tptr; 1571 int status, bus, iswildcard; 1572 struct ccb_accept_tio *atiop; 1573 1574 /* 1575 * The firmware status (except for the QLTM_SVALID bit) 1576 * indicates why this ATIO was sent to us. 1577 * 1578 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1579 * 1580 * If the DISCONNECTS DISABLED bit is set in the flags field, 1581 * we're still connected on the SCSI bus. 1582 */ 1583 status = aep->at_status; 1584 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1585 /* 1586 * Bus Phase Sequence error. We should have sense data 1587 * suggested by the f/w. I'm not sure quite yet what 1588 * to do about this for CAM. 1589 */ 1590 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1591 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1592 return (0); 1593 } 1594 if ((status & ~QLTM_SVALID) != AT_CDB) { 1595 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", 1596 status); 1597 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1598 return (0); 1599 } 1600 1601 bus = GET_BUS_VAL(aep->at_iid); 1602 tptr = get_lun_statep(isp, bus, aep->at_lun); 1603 if (tptr == NULL) { 1604 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1605 if (tptr == NULL) { 1606 /* 1607 * Because we can't autofeed sense data back with 1608 * a command for parallel SCSI, we can't give back 1609 * a CHECK CONDITION. We'll give back a BUSY status 1610 * instead. This works out okay because the only 1611 * time we should, in fact, get this, is in the 1612 * case that somebody configured us without the 1613 * blackhole driver, so they get what they deserve. 1614 */ 1615 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1616 return (0); 1617 } 1618 iswildcard = 1; 1619 } else { 1620 iswildcard = 0; 1621 } 1622 1623 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1624 if (atiop == NULL) { 1625 /* 1626 * Because we can't autofeed sense data back with 1627 * a command for parallel SCSI, we can't give back 1628 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1629 * instead. This works out okay because the only time we 1630 * should, in fact, get this, is in the case that we've 1631 * run out of ATIOS. 1632 */ 1633 xpt_print(tptr->owner, 1634 "no ATIOS for lun %d from initiator %d on channel %d\n", 1635 aep->at_lun, GET_IID_VAL(aep->at_iid), bus); 1636 if (aep->at_flags & AT_TQAE) 1637 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1638 else 1639 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1640 rls_lun_statep(isp, tptr); 1641 return (0); 1642 } 1643 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1644 tptr->atio_count--; 1645 isp_prt(isp, ISP_LOGTDEBUG0, "Take FREE ATIO lun %d, count now %d", 1646 aep->at_lun, tptr->atio_count); 1647 if (iswildcard) { 1648 atiop->ccb_h.target_id = aep->at_tgt; 1649 atiop->ccb_h.target_lun = aep->at_lun; 1650 } 1651 if (aep->at_flags & AT_NODISC) { 1652 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1653 } else { 1654 atiop->ccb_h.flags = 0; 1655 } 1656 1657 if (status & QLTM_SVALID) { 1658 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1659 atiop->sense_len = amt; 1660 MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1661 } else { 1662 atiop->sense_len = 0; 1663 } 1664 1665 atiop->init_id = GET_IID_VAL(aep->at_iid); 1666 atiop->cdb_len = aep->at_cdblen; 1667 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1668 atiop->ccb_h.status = CAM_CDB_RECVD; 1669 /* 1670 * Construct a tag 'id' based upon tag value (which may be 0..255) 1671 * and the handle (which we have to preserve). 1672 */ 1673 AT_MAKE_TAGID(atiop->tag_id, device_get_unit(isp->isp_dev), aep); 1674 if (aep->at_flags & AT_TQAE) { 1675 atiop->tag_action = aep->at_tag_type; 1676 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1677 } 1678 xpt_done((union ccb*)atiop); 1679 isp_prt(isp, ISP_LOGTDEBUG0, 1680 "ATIO[%x] CDB=0x%x bus %d iid%d->lun%d tag 0x%x ttype 0x%x %s", 1681 aep->at_handle, aep->at_cdb[0] & 0xff, GET_BUS_VAL(aep->at_iid), 1682 GET_IID_VAL(aep->at_iid), aep->at_lun, aep->at_tag_val & 0xff, 1683 aep->at_tag_type, (aep->at_flags & AT_NODISC)? 1684 "nondisc" : "disconnecting"); 1685 rls_lun_statep(isp, tptr); 1686 return (0); 1687 } 1688 1689 static int 1690 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1691 { 1692 lun_id_t lun; 1693 tstate_t *tptr; 1694 struct ccb_accept_tio *atiop; 1695 atio_private_data_t *atp; 1696 1697 /* 1698 * The firmware status (except for the QLTM_SVALID bit) 1699 * indicates why this ATIO was sent to us. 1700 * 1701 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1702 */ 1703 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1704 isp_prt(isp, ISP_LOGWARN, 1705 "bogus atio (0x%x) leaked to platform", aep->at_status); 1706 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1707 return (0); 1708 } 1709 1710 if (FCPARAM(isp)->isp_sccfw) { 1711 lun = aep->at_scclun; 1712 } else { 1713 lun = aep->at_lun; 1714 } 1715 tptr = get_lun_statep(isp, 0, lun); 1716 if (tptr == NULL) { 1717 isp_prt(isp, ISP_LOGTDEBUG0, 1718 "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1719 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1720 if (tptr == NULL) { 1721 isp_endcmd(isp, aep, 1722 SCSI_STATUS_CHECK_COND | ECMD_SVALID | 1723 (0x5 << 12) | (0x25 << 16), 0); 1724 return (0); 1725 } 1726 } 1727 1728 atp = isp_get_atpd(isp, 0); 1729 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1730 if (atiop == NULL || atp == NULL) { 1731 1732 /* 1733 * Because we can't autofeed sense data back with 1734 * a command for parallel SCSI, we can't give back 1735 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1736 * instead. This works out okay because the only time we 1737 * should, in fact, get this, is in the case that we've 1738 * run out of ATIOS. 1739 */ 1740 xpt_print(tptr->owner, 1741 "no %s for lun %d from initiator %d\n", 1742 (atp == NULL && atiop == NULL)? "ATIO2s *or* ATPS" : 1743 ((atp == NULL)? "ATPs" : "ATIO2s"), lun, aep->at_iid); 1744 rls_lun_statep(isp, tptr); 1745 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1746 return (0); 1747 } 1748 atp->state = ATPD_STATE_ATIO; 1749 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1750 tptr->atio_count--; 1751 isp_prt(isp, ISP_LOGTDEBUG0, "Take FREE ATIO lun %d, count now %d", 1752 lun, tptr->atio_count); 1753 1754 if (tptr == &isp->isp_osinfo.tsdflt[0]) { 1755 atiop->ccb_h.target_id = FCPARAM(isp)->isp_loopid; 1756 atiop->ccb_h.target_lun = lun; 1757 } 1758 /* 1759 * We don't get 'suggested' sense data as we do with SCSI cards. 1760 */ 1761 atiop->sense_len = 0; 1762 1763 atiop->init_id = aep->at_iid; 1764 atiop->cdb_len = ATIO2_CDBLEN; 1765 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1766 atiop->ccb_h.status = CAM_CDB_RECVD; 1767 atiop->tag_id = aep->at_rxid; 1768 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1769 case ATIO2_TC_ATTR_SIMPLEQ: 1770 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1771 break; 1772 case ATIO2_TC_ATTR_HEADOFQ: 1773 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1774 break; 1775 case ATIO2_TC_ATTR_ORDERED: 1776 atiop->tag_action = MSG_ORDERED_Q_TAG; 1777 break; 1778 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1779 case ATIO2_TC_ATTR_UNTAGGED: 1780 default: 1781 atiop->tag_action = 0; 1782 break; 1783 } 1784 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 1785 1786 atp->tag = atiop->tag_id; 1787 atp->lun = lun; 1788 atp->orig_datalen = aep->at_datalen; 1789 atp->last_xframt = 0; 1790 atp->bytes_xfered = 0; 1791 atp->state = ATPD_STATE_CAM; 1792 ISPLOCK_2_CAMLOCK(siP); 1793 xpt_done((union ccb*)atiop); 1794 1795 isp_prt(isp, ISP_LOGTDEBUG0, 1796 "ATIO2[%x] CDB=0x%x iid%d->lun%d tattr 0x%x datalen %u", 1797 aep->at_rxid, aep->at_cdb[0] & 0xff, aep->at_iid, 1798 lun, aep->at_taskflags, aep->at_datalen); 1799 rls_lun_statep(isp, tptr); 1800 return (0); 1801 } 1802 1803 static int 1804 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 1805 { 1806 union ccb *ccb; 1807 int sentstatus, ok, notify_cam, resid = 0; 1808 uint16_t tval; 1809 1810 /* 1811 * CTIO and CTIO2 are close enough.... 1812 */ 1813 1814 ccb = isp_find_xs_tgt(isp, ((ct_entry_t *)arg)->ct_syshandle); 1815 KASSERT((ccb != NULL), ("null ccb in isp_handle_platform_ctio")); 1816 isp_destroy_tgt_handle(isp, ((ct_entry_t *)arg)->ct_syshandle); 1817 1818 if (IS_FC(isp)) { 1819 ct2_entry_t *ct = arg; 1820 atio_private_data_t *atp = isp_get_atpd(isp, ct->ct_rxid); 1821 if (atp == NULL) { 1822 isp_prt(isp, ISP_LOGERR, 1823 "cannot find adjunct for %x after I/O", 1824 ct->ct_rxid); 1825 return (0); 1826 } 1827 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 1828 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1829 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 1830 ccb->ccb_h.status |= CAM_SENT_SENSE; 1831 } 1832 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1833 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 1834 resid = ct->ct_resid; 1835 atp->bytes_xfered += (atp->last_xframt - resid); 1836 atp->last_xframt = 0; 1837 } 1838 if (sentstatus || !ok) { 1839 atp->tag = 0; 1840 } 1841 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, 1842 "CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", 1843 ct->ct_rxid, ct->ct_status, ct->ct_flags, 1844 (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, 1845 resid, sentstatus? "FIN" : "MID"); 1846 tval = ct->ct_rxid; 1847 1848 /* XXX: should really come after isp_complete_ctio */ 1849 atp->state = ATPD_STATE_PDON; 1850 } else { 1851 ct_entry_t *ct = arg; 1852 sentstatus = ct->ct_flags & CT_SENDSTATUS; 1853 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1854 /* 1855 * We *ought* to be able to get back to the original ATIO 1856 * here, but for some reason this gets lost. It's just as 1857 * well because it's squirrelled away as part of periph 1858 * private data. 1859 * 1860 * We can live without it as long as we continue to use 1861 * the auto-replenish feature for CTIOs. 1862 */ 1863 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1864 if (ct->ct_status & QLTM_SVALID) { 1865 char *sp = (char *)ct; 1866 sp += CTIO_SENSE_OFFSET; 1867 ccb->csio.sense_len = 1868 min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 1869 MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 1870 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 1871 } 1872 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 1873 resid = ct->ct_resid; 1874 } 1875 isp_prt(isp, ISP_LOGTDEBUG0, 1876 "CTIO[%x] tag %x iid %d lun %d sts %x flg %x resid %d %s", 1877 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, 1878 ct->ct_status, ct->ct_flags, resid, 1879 sentstatus? "FIN" : "MID"); 1880 tval = ct->ct_fwhandle; 1881 } 1882 ccb->csio.resid += resid; 1883 1884 /* 1885 * We're here either because intermediate data transfers are done 1886 * and/or the final status CTIO (which may have joined with a 1887 * Data Transfer) is done. 1888 * 1889 * In any case, for this platform, the upper layers figure out 1890 * what to do next, so all we do here is collect status and 1891 * pass information along. Any DMA handles have already been 1892 * freed. 1893 */ 1894 if (notify_cam == 0) { 1895 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 1896 return (0); 1897 } 1898 1899 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", 1900 (sentstatus)? " FINAL " : "MIDTERM ", tval); 1901 1902 if (!ok) { 1903 isp_target_putback_atio(ccb); 1904 } else { 1905 isp_complete_ctio(ccb); 1906 1907 } 1908 return (0); 1909 } 1910 1911 static int 1912 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inp) 1913 { 1914 return (0); /* XXXX */ 1915 } 1916 1917 static int 1918 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 1919 { 1920 1921 switch (inp->in_status) { 1922 case IN_PORT_LOGOUT: 1923 isp_prt(isp, ISP_LOGWARN, "port logout of iid %d", 1924 inp->in_iid); 1925 break; 1926 case IN_PORT_CHANGED: 1927 isp_prt(isp, ISP_LOGWARN, "port changed for iid %d", 1928 inp->in_iid); 1929 break; 1930 case IN_GLOBAL_LOGO: 1931 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 1932 break; 1933 case IN_ABORT_TASK: 1934 { 1935 atio_private_data_t *atp = isp_get_atpd(isp, inp->in_seqid); 1936 struct ccb_immed_notify *inot = NULL; 1937 1938 if (atp) { 1939 tstate_t *tptr = get_lun_statep(isp, 0, atp->lun); 1940 if (tptr) { 1941 inot = (struct ccb_immed_notify *) 1942 SLIST_FIRST(&tptr->inots); 1943 if (inot) { 1944 tptr->inot_count--; 1945 SLIST_REMOVE_HEAD(&tptr->inots, 1946 sim_links.sle); 1947 isp_prt(isp, ISP_LOGTDEBUG0, 1948 "Take FREE INOT count now %d", 1949 tptr->inot_count); 1950 } 1951 } 1952 isp_prt(isp, ISP_LOGWARN, 1953 "abort task RX_ID %x IID %d state %d", 1954 inp->in_seqid, inp->in_iid, atp->state); 1955 } else { 1956 isp_prt(isp, ISP_LOGWARN, 1957 "abort task RX_ID %x from iid %d, state unknown", 1958 inp->in_seqid, inp->in_iid); 1959 } 1960 if (inot) { 1961 inot->initiator_id = inp->in_iid; 1962 inot->sense_len = 0; 1963 inot->message_args[0] = MSG_ABORT_TAG; 1964 inot->message_args[1] = inp->in_seqid & 0xff; 1965 inot->message_args[2] = (inp->in_seqid >> 8) & 0xff; 1966 inot->ccb_h.status = CAM_MESSAGE_RECV; 1967 xpt_done((union ccb *)inot); 1968 } 1969 break; 1970 } 1971 default: 1972 break; 1973 } 1974 return (0); 1975 } 1976 #endif 1977 1978 static void 1979 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 1980 { 1981 struct cam_sim *sim; 1982 ispsoftc_t *isp; 1983 1984 sim = (struct cam_sim *)cbarg; 1985 isp = (ispsoftc_t *) cam_sim_softc(sim); 1986 switch (code) { 1987 case AC_LOST_DEVICE: 1988 if (IS_SCSI(isp)) { 1989 uint16_t oflags, nflags; 1990 sdparam *sdp = isp->isp_param; 1991 int tgt; 1992 1993 tgt = xpt_path_target_id(path); 1994 if (tgt >= 0) { 1995 sdp += cam_sim_bus(sim); 1996 ISP_LOCK(isp); 1997 nflags = sdp->isp_devparam[tgt].nvrm_flags; 1998 #ifndef ISP_TARGET_MODE 1999 nflags &= DPARM_SAFE_DFLT; 2000 if (isp->isp_loaded_fw) { 2001 nflags |= DPARM_NARROW | DPARM_ASYNC; 2002 } 2003 #else 2004 nflags = DPARM_DEFAULT; 2005 #endif 2006 oflags = sdp->isp_devparam[tgt].goal_flags; 2007 sdp->isp_devparam[tgt].goal_flags = nflags; 2008 sdp->isp_devparam[tgt].dev_update = 1; 2009 isp->isp_update |= (1 << cam_sim_bus(sim)); 2010 (void) isp_control(isp, 2011 ISPCTL_UPDATE_PARAMS, NULL); 2012 sdp->isp_devparam[tgt].goal_flags = oflags; 2013 ISP_UNLOCK(isp); 2014 } 2015 } 2016 break; 2017 default: 2018 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 2019 break; 2020 } 2021 } 2022 2023 static void 2024 isp_poll(struct cam_sim *sim) 2025 { 2026 ispsoftc_t *isp = cam_sim_softc(sim); 2027 uint32_t isr; 2028 uint16_t sema, mbox; 2029 2030 ISP_LOCK(isp); 2031 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2032 isp_intr(isp, isr, sema, mbox); 2033 } 2034 ISP_UNLOCK(isp); 2035 } 2036 2037 2038 static int isp_watchdog_work(ispsoftc_t *, XS_T *); 2039 2040 static int 2041 isp_watchdog_work(ispsoftc_t *isp, XS_T *xs) 2042 { 2043 uint32_t handle; 2044 2045 /* 2046 * We've decided this command is dead. Make sure we're not trying 2047 * to kill a command that's already dead by getting it's handle and 2048 * and seeing whether it's still alive. 2049 */ 2050 ISP_LOCK(isp); 2051 handle = isp_find_handle(isp, xs); 2052 if (handle) { 2053 uint32_t isr; 2054 uint16_t sema, mbox; 2055 2056 if (XS_CMD_DONE_P(xs)) { 2057 isp_prt(isp, ISP_LOGDEBUG1, 2058 "watchdog found done cmd (handle 0x%x)", handle); 2059 ISP_UNLOCK(isp); 2060 return (1);; 2061 } 2062 2063 if (XS_CMD_WDOG_P(xs)) { 2064 isp_prt(isp, ISP_LOGDEBUG2, 2065 "recursive watchdog (handle 0x%x)", handle); 2066 ISP_UNLOCK(isp); 2067 return (1); 2068 } 2069 2070 XS_CMD_S_WDOG(xs); 2071 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2072 isp_intr(isp, isr, sema, mbox); 2073 } 2074 if (XS_CMD_DONE_P(xs)) { 2075 isp_prt(isp, ISP_LOGDEBUG2, 2076 "watchdog cleanup for handle 0x%x", handle); 2077 ISPLOCK_2_CAMLOCK(isp); 2078 xpt_done((union ccb *) xs); 2079 CAMLOCK_2_ISPLOCK(isp); 2080 } else if (XS_CMD_GRACE_P(xs)) { 2081 /* 2082 * Make sure the command is *really* dead before we 2083 * release the handle (and DMA resources) for reuse. 2084 */ 2085 (void) isp_control(isp, ISPCTL_ABORT_CMD, xs); 2086 2087 /* 2088 * After this point, the comamnd is really dead. 2089 */ 2090 if (XS_XFRLEN(xs)) { 2091 ISP_DMAFREE(isp, xs, handle); 2092 } 2093 isp_destroy_handle(isp, handle); 2094 xpt_print(xs->ccb_h.path, 2095 "watchdog timeout for handle 0x%x\n", handle); 2096 XS_SETERR(xs, CAM_CMD_TIMEOUT); 2097 XS_CMD_C_WDOG(xs); 2098 ISPLOCK_2_CAMLOCK(isp); 2099 isp_done(xs); 2100 CAMLOCK_2_ISPLOCK(isp); 2101 } else { 2102 XS_CMD_C_WDOG(xs); 2103 xs->ccb_h.timeout_ch = timeout(isp_watchdog, xs, hz); 2104 XS_CMD_S_GRACE(xs); 2105 isp->isp_sendmarker |= 1 << XS_CHANNEL(xs); 2106 } 2107 ISP_UNLOCK(isp); 2108 return (1); 2109 } 2110 ISP_UNLOCK(isp); 2111 return (0); 2112 } 2113 2114 static void 2115 isp_watchdog(void *arg) 2116 { 2117 ispsoftc_t *isp; 2118 XS_T *xs = arg; 2119 for (isp = isplist; isp != NULL; isp = isp->isp_osinfo.next) { 2120 if (isp_watchdog_work(isp, xs)) { 2121 break; 2122 } 2123 } 2124 if (isp == NULL) { 2125 printf("isp_watchdog: nobody had %p active\n", arg); 2126 } 2127 } 2128 2129 2130 #if __FreeBSD_version >= 500000 2131 #define isp_make_here(isp, tgt) isp_announce(isp, tgt, AC_FOUND_DEVICE) 2132 #define isp_make_gone(isp, tgt) isp_announce(isp, tgt, AC_LOST_DEVICE) 2133 2134 /* 2135 * Support function for Announcement 2136 */ 2137 static void 2138 isp_announce(ispsoftc_t *isp, int tgt, int action) 2139 { 2140 struct cam_path *tmppath; 2141 ISPLOCK_2_CAMLOCK(isp); 2142 if (xpt_create_path(&tmppath, NULL, cam_sim_path(isp->isp_sim), tgt, 2143 CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 2144 xpt_async(action, tmppath, NULL); 2145 xpt_free_path(tmppath); 2146 } 2147 CAMLOCK_2_ISPLOCK(isp); 2148 } 2149 #else 2150 #define isp_make_here(isp, tgt) do { ; } while (0) 2151 #define isp_make_gone(isp, tgt) do { ; } while (0) 2152 #endif 2153 2154 2155 /* 2156 * Gone Device Timer Function- when we have decided that a device has gone 2157 * away, we wait a specific period of time prior to telling the OS it has 2158 * gone away. 2159 * 2160 * This timer function fires once a second and then scans the port database 2161 * for devices that are marked dead but still have a virtual target assigned. 2162 * We decrement a counter for that port database entry, and when it hits zero, 2163 * we tell the OS the device has gone away. 2164 */ 2165 static void 2166 isp_gdt(void *arg) 2167 { 2168 ispsoftc_t *isp = arg; 2169 fcportdb_t *lp; 2170 int dbidx, tgt, more_to_do = 0; 2171 2172 isp_prt(isp, ISP_LOGDEBUG0, "GDT timer expired"); 2173 ISP_LOCK(isp); 2174 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 2175 lp = &FCPARAM(isp)->portdb[dbidx]; 2176 2177 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 2178 continue; 2179 } 2180 if (lp->ini_map_idx == 0) { 2181 continue; 2182 } 2183 if (lp->new_reserved == 0) { 2184 continue; 2185 } 2186 lp->new_reserved -= 1; 2187 if (lp->new_reserved != 0) { 2188 more_to_do++; 2189 continue; 2190 } 2191 tgt = lp->ini_map_idx - 1; 2192 FCPARAM(isp)->isp_ini_map[tgt] = 0; 2193 lp->ini_map_idx = 0; 2194 lp->state = FC_PORTDB_STATE_NIL; 2195 isp_prt(isp, ISP_LOGCONFIG, prom3, lp->portid, tgt, 2196 "Gone Device Timeout"); 2197 isp_make_gone(isp, tgt); 2198 } 2199 if (more_to_do) { 2200 isp->isp_osinfo.gdt = timeout(isp_gdt, isp, hz); 2201 } else { 2202 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2203 "stopping Gone Device Timer"); 2204 isp->isp_osinfo.gdt_running = 0; 2205 } 2206 ISP_UNLOCK(isp); 2207 } 2208 2209 /* 2210 * Loop Down Timer Function- when loop goes down, a timer is started and 2211 * and after it expires we come here and take all probational devices that 2212 * the OS knows about and the tell the OS that they've gone away. 2213 * 2214 * We don't clear the devices out of our port database because, when loop 2215 * come back up, we have to do some actual cleanup with the chip at that 2216 * point (implicit PLOGO, e.g., to get the chip's port database state right). 2217 */ 2218 static void 2219 isp_ldt(void *arg) 2220 { 2221 ispsoftc_t *isp = arg; 2222 fcportdb_t *lp; 2223 int dbidx, tgt; 2224 2225 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Loop Down Timer expired"); 2226 ISP_LOCK(isp); 2227 2228 /* 2229 * Notify to the OS all targets who we now consider have departed. 2230 */ 2231 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 2232 lp = &FCPARAM(isp)->portdb[dbidx]; 2233 2234 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 2235 continue; 2236 } 2237 if (lp->ini_map_idx == 0) { 2238 continue; 2239 } 2240 2241 /* 2242 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 2243 */ 2244 2245 /* 2246 * Mark that we've announced that this device is gone.... 2247 */ 2248 lp->reserved = 1; 2249 2250 /* 2251 * but *don't* change the state of the entry. Just clear 2252 * any target id stuff and announce to CAM that the 2253 * device is gone. This way any necessary PLOGO stuff 2254 * will happen when loop comes back up. 2255 */ 2256 2257 tgt = lp->ini_map_idx - 1; 2258 FCPARAM(isp)->isp_ini_map[tgt] = 0; 2259 lp->ini_map_idx = 0; 2260 isp_prt(isp, ISP_LOGCONFIG, prom3, lp->portid, tgt, 2261 "Loop Down Timeout"); 2262 isp_make_gone(isp, tgt); 2263 } 2264 2265 /* 2266 * The loop down timer has expired. Wake up the kthread 2267 * to notice that fact (or make it false). 2268 */ 2269 isp->isp_osinfo.loop_down_time = isp->isp_osinfo.loop_down_limit+1; 2270 #if __FreeBSD_version < 500000 2271 wakeup(&isp->isp_osinfo.kproc); 2272 #else 2273 #ifdef ISP_SMPLOCK 2274 cv_signal(&isp->isp_osinfo.kthread_cv); 2275 #else 2276 wakeup(&isp->isp_osinfo.kthread_cv); 2277 #endif 2278 #endif 2279 ISP_UNLOCK(isp); 2280 } 2281 2282 static void 2283 isp_kthread(void *arg) 2284 { 2285 ispsoftc_t *isp = arg; 2286 int slp = 0; 2287 #if __FreeBSD_version < 500000 2288 int s; 2289 2290 s = splcam(); 2291 #else 2292 #ifdef ISP_SMPLOCK 2293 mtx_lock(&isp->isp_lock); 2294 #else 2295 mtx_lock(&Giant); 2296 #endif 2297 #endif 2298 /* 2299 * The first loop is for our usage where we have yet to have 2300 * gotten good fibre channel state. 2301 */ 2302 for (;;) { 2303 int wasfrozen, lb, lim; 2304 2305 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2306 "isp_kthread: checking FC state"); 2307 isp->isp_osinfo.mbox_sleep_ok = 1; 2308 lb = isp_fc_runstate(isp, 250000); 2309 isp->isp_osinfo.mbox_sleep_ok = 0; 2310 if (lb) { 2311 /* 2312 * Increment loop down time by the last sleep interval 2313 */ 2314 isp->isp_osinfo.loop_down_time += slp; 2315 2316 if (lb < 0) { 2317 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2318 "kthread: FC loop not up (down count %d)", 2319 isp->isp_osinfo.loop_down_time); 2320 } else { 2321 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2322 "kthread: FC got to %d (down count %d)", 2323 lb, isp->isp_osinfo.loop_down_time); 2324 } 2325 2326 2327 /* 2328 * If we've never seen loop up and we've waited longer 2329 * than quickboot time, or we've seen loop up but we've 2330 * waited longer than loop_down_limit, give up and go 2331 * to sleep until loop comes up. 2332 */ 2333 if (FCPARAM(isp)->loop_seen_once == 0) { 2334 lim = isp_quickboot_time; 2335 } else { 2336 lim = isp->isp_osinfo.loop_down_limit; 2337 } 2338 if (isp->isp_osinfo.loop_down_time >= lim) { 2339 isp_freeze_loopdown(isp, "loop limit hit"); 2340 slp = 0; 2341 } else if (isp->isp_osinfo.loop_down_time < 10) { 2342 slp = 1; 2343 } else if (isp->isp_osinfo.loop_down_time < 30) { 2344 slp = 5; 2345 } else if (isp->isp_osinfo.loop_down_time < 60) { 2346 slp = 10; 2347 } else if (isp->isp_osinfo.loop_down_time < 120) { 2348 slp = 20; 2349 } else { 2350 slp = 30; 2351 } 2352 2353 } else { 2354 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2355 "isp_kthread: FC state OK"); 2356 isp->isp_osinfo.loop_down_time = 0; 2357 slp = 0; 2358 } 2359 2360 /* 2361 * If we'd frozen the simq, unfreeze it now so that CAM 2362 * can start sending us commands. If the FC state isn't 2363 * okay yet, they'll hit that in isp_start which will 2364 * freeze the queue again. 2365 */ 2366 wasfrozen = isp->isp_osinfo.simqfrozen & SIMQFRZ_LOOPDOWN; 2367 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_LOOPDOWN; 2368 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 2369 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2370 "isp_kthread: releasing simq"); 2371 ISPLOCK_2_CAMLOCK(isp); 2372 xpt_release_simq(isp->isp_sim, 1); 2373 CAMLOCK_2_ISPLOCK(isp); 2374 } 2375 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2376 "isp_kthread: sleep time %d", slp); 2377 #if __FreeBSD_version < 500000 2378 tsleep(&isp->isp_osinfo.kproc, PRIBIO, "ispf", 2379 slp * hz); 2380 #else 2381 #ifdef ISP_SMPLOCK 2382 cv_timed_wait(&isp->isp_osinfo.kthread_cv, &isp->isp_lock, 2383 slp * hz); 2384 #else 2385 (void) tsleep(&isp->isp_osinfo.kthread_cv, PRIBIO, "ispf", 2386 slp * hz); 2387 #endif 2388 #endif 2389 /* 2390 * If slp is zero, we're waking up for the first time after 2391 * things have been okay. In this case, we set a deferral state 2392 * for all commands and delay hysteresis seconds before starting 2393 * the FC state evaluation. This gives the loop/fabric a chance 2394 * to settle. 2395 */ 2396 if (slp == 0 && isp->isp_osinfo.hysteresis) { 2397 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 2398 "isp_kthread: sleep hysteresis tick time %d", 2399 isp->isp_osinfo.hysteresis * hz); 2400 (void) tsleep(&isp_fabric_hysteresis, PRIBIO, "ispT", 2401 (isp->isp_osinfo.hysteresis * hz)); 2402 } 2403 } 2404 } 2405 2406 static void 2407 isp_action(struct cam_sim *sim, union ccb *ccb) 2408 { 2409 int bus, tgt, error, lim; 2410 ispsoftc_t *isp; 2411 struct ccb_trans_settings *cts; 2412 2413 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 2414 2415 isp = (ispsoftc_t *)cam_sim_softc(sim); 2416 ccb->ccb_h.sim_priv.entries[0].field = 0; 2417 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2418 if (isp->isp_state != ISP_RUNSTATE && 2419 ccb->ccb_h.func_code == XPT_SCSI_IO) { 2420 CAMLOCK_2_ISPLOCK(isp); 2421 isp_init(isp); 2422 if (isp->isp_state != ISP_INITSTATE) { 2423 ISP_UNLOCK(isp); 2424 /* 2425 * Lie. Say it was a selection timeout. 2426 */ 2427 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 2428 xpt_freeze_devq(ccb->ccb_h.path, 1); 2429 xpt_done(ccb); 2430 return; 2431 } 2432 isp->isp_state = ISP_RUNSTATE; 2433 ISPLOCK_2_CAMLOCK(isp); 2434 } 2435 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 2436 2437 2438 switch (ccb->ccb_h.func_code) { 2439 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 2440 /* 2441 * Do a couple of preliminary checks... 2442 */ 2443 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 2444 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 2445 ccb->ccb_h.status = CAM_REQ_INVALID; 2446 xpt_done(ccb); 2447 break; 2448 } 2449 } 2450 #ifdef DIAGNOSTIC 2451 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 2452 xpt_print(ccb->ccb_h.path, "invalid target\n"); 2453 ccb->ccb_h.status = CAM_PATH_INVALID; 2454 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 2455 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 2456 ccb->ccb_h.status = CAM_PATH_INVALID; 2457 } 2458 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 2459 xpt_done(ccb); 2460 break; 2461 } 2462 #endif 2463 ((struct ccb_scsiio *) ccb)->scsi_status = SCSI_STATUS_OK; 2464 CAMLOCK_2_ISPLOCK(isp); 2465 error = isp_start((XS_T *) ccb); 2466 switch (error) { 2467 case CMD_QUEUED: 2468 XS_CMD_S_CLEAR(ccb); 2469 ISPLOCK_2_CAMLOCK(isp); 2470 ccb->ccb_h.status |= CAM_SIM_QUEUED; 2471 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 2472 int ms = ccb->ccb_h.timeout; 2473 if (ms == CAM_TIME_DEFAULT) { 2474 ms = 60*1000; 2475 } 2476 ccb->ccb_h.timeout_ch = 2477 timeout(isp_watchdog, ccb, isp_mstohz(ms)); 2478 } else { 2479 callout_handle_init(&ccb->ccb_h.timeout_ch); 2480 } 2481 break; 2482 case CMD_RQLATER: 2483 /* 2484 * This can only happen for Fibre Channel 2485 */ 2486 KASSERT((IS_FC(isp)), ("CMD_RQLATER for FC only")); 2487 2488 /* 2489 * Handle initial and subsequent loop down cases 2490 */ 2491 if (FCPARAM(isp)->loop_seen_once == 0) { 2492 lim = isp_quickboot_time; 2493 } else { 2494 lim = isp->isp_osinfo.loop_down_limit; 2495 } 2496 if (isp->isp_osinfo.loop_down_time >= lim) { 2497 isp_prt(isp, ISP_LOGDEBUG0, 2498 "%d.%d downtime (%d) > lim (%d)", 2499 XS_TGT(ccb), XS_LUN(ccb), 2500 isp->isp_osinfo.loop_down_time, lim); 2501 ccb->ccb_h.status = 2502 CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 2503 xpt_freeze_devq(ccb->ccb_h.path, 1); 2504 ISPLOCK_2_CAMLOCK(isp); 2505 xpt_done(ccb); 2506 break; 2507 } 2508 isp_prt(isp, ISP_LOGDEBUG0, 2509 "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 2510 /* 2511 * Otherwise, retry in a while. 2512 */ 2513 ISPLOCK_2_CAMLOCK(isp); 2514 cam_freeze_devq(ccb->ccb_h.path); 2515 cam_release_devq(ccb->ccb_h.path, 2516 RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 2517 XS_SETERR(ccb, CAM_REQUEUE_REQ); 2518 xpt_done(ccb); 2519 break; 2520 case CMD_EAGAIN: 2521 ISPLOCK_2_CAMLOCK(isp); 2522 cam_freeze_devq(ccb->ccb_h.path); 2523 cam_release_devq(ccb->ccb_h.path, 2524 RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 2525 xpt_done(ccb); 2526 break; 2527 case CMD_COMPLETE: 2528 isp_done((struct ccb_scsiio *) ccb); 2529 ISPLOCK_2_CAMLOCK(isp); 2530 break; 2531 default: 2532 ISPLOCK_2_CAMLOCK(isp); 2533 isp_prt(isp, ISP_LOGERR, 2534 "What's this? 0x%x at %d in file %s", 2535 error, __LINE__, __FILE__); 2536 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 2537 xpt_done(ccb); 2538 } 2539 break; 2540 2541 #ifdef ISP_TARGET_MODE 2542 case XPT_EN_LUN: /* Enable LUN as a target */ 2543 { 2544 int seq, i; 2545 CAMLOCK_2_ISPLOCK(isp); 2546 seq = isp_en_lun(isp, ccb); 2547 if (seq < 0) { 2548 ISPLOCK_2_CAMLOCK(isp); 2549 xpt_done(ccb); 2550 break; 2551 } 2552 for (i = 0; isp->isp_osinfo.leact[seq] && i < 30 * 1000; i++) { 2553 uint32_t isr; 2554 uint16_t sema, mbox; 2555 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2556 isp_intr(isp, isr, sema, mbox); 2557 } 2558 DELAY(1000); 2559 } 2560 ISPLOCK_2_CAMLOCK(isp); 2561 break; 2562 } 2563 case XPT_NOTIFY_ACK: /* recycle notify ack */ 2564 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 2565 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 2566 { 2567 tstate_t *tptr = 2568 get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 2569 if (tptr == NULL) { 2570 ccb->ccb_h.status = CAM_LUN_INVALID; 2571 xpt_done(ccb); 2572 break; 2573 } 2574 ccb->ccb_h.sim_priv.entries[0].field = 0; 2575 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2576 ccb->ccb_h.flags = 0; 2577 2578 CAMLOCK_2_ISPLOCK(isp); 2579 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 2580 /* 2581 * Note that the command itself may not be done- 2582 * it may not even have had the first CTIO sent. 2583 */ 2584 tptr->atio_count++; 2585 isp_prt(isp, ISP_LOGTDEBUG0, 2586 "Put FREE ATIO, lun %d, count now %d", 2587 ccb->ccb_h.target_lun, tptr->atio_count); 2588 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, 2589 sim_links.sle); 2590 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 2591 tptr->inot_count++; 2592 isp_prt(isp, ISP_LOGTDEBUG0, 2593 "Put FREE INOT, lun %d, count now %d", 2594 ccb->ccb_h.target_lun, tptr->inot_count); 2595 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, 2596 sim_links.sle); 2597 } else { 2598 isp_prt(isp, ISP_LOGWARN, "Got Notify ACK");; 2599 } 2600 rls_lun_statep(isp, tptr); 2601 ccb->ccb_h.status = CAM_REQ_INPROG; 2602 ISPLOCK_2_CAMLOCK(isp); 2603 break; 2604 } 2605 case XPT_CONT_TARGET_IO: 2606 { 2607 CAMLOCK_2_ISPLOCK(isp); 2608 isp_target_start_ctio(isp, ccb); 2609 ISPLOCK_2_CAMLOCK(isp); 2610 break; 2611 } 2612 #endif 2613 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 2614 2615 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 2616 tgt = ccb->ccb_h.target_id; 2617 tgt |= (bus << 16); 2618 2619 CAMLOCK_2_ISPLOCK(isp); 2620 error = isp_control(isp, ISPCTL_RESET_DEV, &tgt); 2621 ISPLOCK_2_CAMLOCK(isp); 2622 if (error) { 2623 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2624 } else { 2625 ccb->ccb_h.status = CAM_REQ_CMP; 2626 } 2627 xpt_done(ccb); 2628 break; 2629 case XPT_ABORT: /* Abort the specified CCB */ 2630 { 2631 union ccb *accb = ccb->cab.abort_ccb; 2632 CAMLOCK_2_ISPLOCK(isp); 2633 switch (accb->ccb_h.func_code) { 2634 #ifdef ISP_TARGET_MODE 2635 case XPT_ACCEPT_TARGET_IO: 2636 case XPT_IMMED_NOTIFY: 2637 ccb->ccb_h.status = isp_abort_tgt_ccb(isp, ccb); 2638 break; 2639 case XPT_CONT_TARGET_IO: 2640 isp_prt(isp, ISP_LOGERR, "cannot abort CTIOs yet"); 2641 ccb->ccb_h.status = CAM_UA_ABORT; 2642 break; 2643 #endif 2644 case XPT_SCSI_IO: 2645 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 2646 if (error) { 2647 ccb->ccb_h.status = CAM_UA_ABORT; 2648 } else { 2649 ccb->ccb_h.status = CAM_REQ_CMP; 2650 } 2651 break; 2652 default: 2653 ccb->ccb_h.status = CAM_REQ_INVALID; 2654 break; 2655 } 2656 ISPLOCK_2_CAMLOCK(isp); 2657 xpt_done(ccb); 2658 break; 2659 } 2660 #ifdef CAM_NEW_TRAN_CODE 2661 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 2662 #else 2663 #define IS_CURRENT_SETTINGS(c) (c->flags & CCB_TRANS_CURRENT_SETTINGS) 2664 #endif 2665 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 2666 cts = &ccb->cts; 2667 if (!IS_CURRENT_SETTINGS(cts)) { 2668 ccb->ccb_h.status = CAM_REQ_INVALID; 2669 xpt_done(ccb); 2670 break; 2671 } 2672 tgt = cts->ccb_h.target_id; 2673 CAMLOCK_2_ISPLOCK(isp); 2674 if (IS_SCSI(isp)) { 2675 #ifndef CAM_NEW_TRAN_CODE 2676 sdparam *sdp = isp->isp_param; 2677 uint16_t *dptr; 2678 2679 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2680 2681 sdp += bus; 2682 /* 2683 * We always update (internally) from goal_flags 2684 * so any request to change settings just gets 2685 * vectored to that location. 2686 */ 2687 dptr = &sdp->isp_devparam[tgt].goal_flags; 2688 2689 /* 2690 * Note that these operations affect the 2691 * the goal flags (goal_flags)- not 2692 * the current state flags. Then we mark 2693 * things so that the next operation to 2694 * this HBA will cause the update to occur. 2695 */ 2696 if (cts->valid & CCB_TRANS_DISC_VALID) { 2697 if ((cts->flags & CCB_TRANS_DISC_ENB) != 0) { 2698 *dptr |= DPARM_DISC; 2699 } else { 2700 *dptr &= ~DPARM_DISC; 2701 } 2702 } 2703 if (cts->valid & CCB_TRANS_TQ_VALID) { 2704 if ((cts->flags & CCB_TRANS_TAG_ENB) != 0) { 2705 *dptr |= DPARM_TQING; 2706 } else { 2707 *dptr &= ~DPARM_TQING; 2708 } 2709 } 2710 if (cts->valid & CCB_TRANS_BUS_WIDTH_VALID) { 2711 switch (cts->bus_width) { 2712 case MSG_EXT_WDTR_BUS_16_BIT: 2713 *dptr |= DPARM_WIDE; 2714 break; 2715 default: 2716 *dptr &= ~DPARM_WIDE; 2717 } 2718 } 2719 /* 2720 * Any SYNC RATE of nonzero and SYNC_OFFSET 2721 * of nonzero will cause us to go to the 2722 * selected (from NVRAM) maximum value for 2723 * this device. At a later point, we'll 2724 * allow finer control. 2725 */ 2726 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && 2727 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) && 2728 (cts->sync_offset > 0)) { 2729 *dptr |= DPARM_SYNC; 2730 } else { 2731 *dptr &= ~DPARM_SYNC; 2732 } 2733 *dptr |= DPARM_SAFE_DFLT; 2734 #else 2735 struct ccb_trans_settings_scsi *scsi = 2736 &cts->proto_specific.scsi; 2737 struct ccb_trans_settings_spi *spi = 2738 &cts->xport_specific.spi; 2739 sdparam *sdp = isp->isp_param; 2740 uint16_t *dptr; 2741 2742 if (spi->valid == 0 && scsi->valid == 0) { 2743 ISPLOCK_2_CAMLOCK(isp); 2744 ccb->ccb_h.status = CAM_REQ_CMP; 2745 xpt_done(ccb); 2746 break; 2747 } 2748 2749 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2750 sdp += bus; 2751 /* 2752 * We always update (internally) from goal_flags 2753 * so any request to change settings just gets 2754 * vectored to that location. 2755 */ 2756 dptr = &sdp->isp_devparam[tgt].goal_flags; 2757 2758 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 2759 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 2760 *dptr |= DPARM_DISC; 2761 else 2762 *dptr &= ~DPARM_DISC; 2763 } 2764 2765 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 2766 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 2767 *dptr |= DPARM_TQING; 2768 else 2769 *dptr &= ~DPARM_TQING; 2770 } 2771 2772 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 2773 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 2774 *dptr |= DPARM_WIDE; 2775 else 2776 *dptr &= ~DPARM_WIDE; 2777 } 2778 2779 /* 2780 * XXX: FIX ME 2781 */ 2782 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && 2783 (spi->valid & CTS_SPI_VALID_SYNC_RATE) && 2784 (spi->sync_period && spi->sync_offset)) { 2785 *dptr |= DPARM_SYNC; 2786 /* 2787 * XXX: CHECK FOR LEGALITY 2788 */ 2789 sdp->isp_devparam[tgt].goal_period = 2790 spi->sync_period; 2791 sdp->isp_devparam[tgt].goal_offset = 2792 spi->sync_offset; 2793 } else { 2794 *dptr &= ~DPARM_SYNC; 2795 } 2796 #endif 2797 isp_prt(isp, ISP_LOGDEBUG0, 2798 "SET (%d.%d.%d) to flags %x off %x per %x", 2799 bus, tgt, cts->ccb_h.target_lun, 2800 sdp->isp_devparam[tgt].goal_flags, 2801 sdp->isp_devparam[tgt].goal_offset, 2802 sdp->isp_devparam[tgt].goal_period); 2803 sdp->isp_devparam[tgt].dev_update = 1; 2804 isp->isp_update |= (1 << bus); 2805 } 2806 ISPLOCK_2_CAMLOCK(isp); 2807 ccb->ccb_h.status = CAM_REQ_CMP; 2808 xpt_done(ccb); 2809 break; 2810 case XPT_GET_TRAN_SETTINGS: 2811 cts = &ccb->cts; 2812 tgt = cts->ccb_h.target_id; 2813 CAMLOCK_2_ISPLOCK(isp); 2814 if (IS_FC(isp)) { 2815 #ifndef CAM_NEW_TRAN_CODE 2816 /* 2817 * a lot of normal SCSI things don't make sense. 2818 */ 2819 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 2820 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2821 /* 2822 * How do you measure the width of a high 2823 * speed serial bus? Well, in bytes. 2824 * 2825 * Offset and period make no sense, though, so we set 2826 * (above) a 'base' transfer speed to be gigabit. 2827 */ 2828 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2829 #else 2830 fcparam *fcp = isp->isp_param; 2831 struct ccb_trans_settings_scsi *scsi = 2832 &cts->proto_specific.scsi; 2833 struct ccb_trans_settings_fc *fc = 2834 &cts->xport_specific.fc; 2835 2836 cts->protocol = PROTO_SCSI; 2837 cts->protocol_version = SCSI_REV_2; 2838 cts->transport = XPORT_FC; 2839 cts->transport_version = 0; 2840 2841 scsi->valid = CTS_SCSI_VALID_TQ; 2842 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 2843 fc->valid = CTS_FC_VALID_SPEED; 2844 if (fcp->isp_gbspeed == 2) { 2845 fc->bitrate = 200000; 2846 } else { 2847 fc->bitrate = 100000; 2848 } 2849 if (tgt > 0 && tgt < MAX_FC_TARG) { 2850 fcportdb_t *lp = &fcp->portdb[tgt]; 2851 fc->wwnn = lp->node_wwn; 2852 fc->wwpn = lp->port_wwn; 2853 fc->port = lp->portid; 2854 fc->valid |= CTS_FC_VALID_WWNN | 2855 CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 2856 } 2857 #endif 2858 } else { 2859 #ifdef CAM_NEW_TRAN_CODE 2860 struct ccb_trans_settings_scsi *scsi = 2861 &cts->proto_specific.scsi; 2862 struct ccb_trans_settings_spi *spi = 2863 &cts->xport_specific.spi; 2864 #endif 2865 sdparam *sdp = isp->isp_param; 2866 int bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2867 uint16_t dval, pval, oval; 2868 2869 sdp += bus; 2870 2871 if (IS_CURRENT_SETTINGS(cts)) { 2872 sdp->isp_devparam[tgt].dev_refresh = 1; 2873 isp->isp_update |= (1 << bus); 2874 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, 2875 NULL); 2876 dval = sdp->isp_devparam[tgt].actv_flags; 2877 oval = sdp->isp_devparam[tgt].actv_offset; 2878 pval = sdp->isp_devparam[tgt].actv_period; 2879 } else { 2880 dval = sdp->isp_devparam[tgt].nvrm_flags; 2881 oval = sdp->isp_devparam[tgt].nvrm_offset; 2882 pval = sdp->isp_devparam[tgt].nvrm_period; 2883 } 2884 2885 #ifndef CAM_NEW_TRAN_CODE 2886 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); 2887 2888 if (dval & DPARM_DISC) { 2889 cts->flags |= CCB_TRANS_DISC_ENB; 2890 } 2891 if (dval & DPARM_TQING) { 2892 cts->flags |= CCB_TRANS_TAG_ENB; 2893 } 2894 if (dval & DPARM_WIDE) { 2895 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2896 } else { 2897 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2898 } 2899 cts->valid = CCB_TRANS_BUS_WIDTH_VALID | 2900 CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2901 2902 if ((dval & DPARM_SYNC) && oval != 0) { 2903 cts->sync_period = pval; 2904 cts->sync_offset = oval; 2905 cts->valid |= 2906 CCB_TRANS_SYNC_RATE_VALID | 2907 CCB_TRANS_SYNC_OFFSET_VALID; 2908 } 2909 #else 2910 cts->protocol = PROTO_SCSI; 2911 cts->protocol_version = SCSI_REV_2; 2912 cts->transport = XPORT_SPI; 2913 cts->transport_version = 2; 2914 2915 spi->valid = 0; 2916 scsi->valid = 0; 2917 spi->flags = 0; 2918 scsi->flags = 0; 2919 if (dval & DPARM_DISC) { 2920 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2921 } 2922 if ((dval & DPARM_SYNC) && oval && pval) { 2923 spi->sync_offset = oval; 2924 spi->sync_period = pval; 2925 } else { 2926 spi->sync_offset = 0; 2927 spi->sync_period = 0; 2928 } 2929 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2930 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2931 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 2932 if (dval & DPARM_WIDE) { 2933 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2934 } else { 2935 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2936 } 2937 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 2938 scsi->valid = CTS_SCSI_VALID_TQ; 2939 if (dval & DPARM_TQING) { 2940 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2941 } 2942 spi->valid |= CTS_SPI_VALID_DISC; 2943 } 2944 #endif 2945 isp_prt(isp, ISP_LOGDEBUG0, 2946 "GET %s (%d.%d.%d) to flags %x off %x per %x", 2947 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 2948 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 2949 } 2950 ISPLOCK_2_CAMLOCK(isp); 2951 ccb->ccb_h.status = CAM_REQ_CMP; 2952 xpt_done(ccb); 2953 break; 2954 2955 case XPT_CALC_GEOMETRY: 2956 #if __FreeBSD_version < 500000 2957 { 2958 struct ccb_calc_geometry *ccg; 2959 u_int32_t secs_per_cylinder; 2960 u_int32_t size_mb; 2961 2962 ccg = &ccb->ccg; 2963 if (ccg->block_size == 0) { 2964 ccb->ccb_h.status = CAM_REQ_INVALID; 2965 xpt_done(ccb); 2966 break; 2967 } 2968 size_mb = ccg->volume_size /((1024L * 1024L) / ccg->block_size); 2969 if (size_mb > 1024) { 2970 ccg->heads = 255; 2971 ccg->secs_per_track = 63; 2972 } else { 2973 ccg->heads = 64; 2974 ccg->secs_per_track = 32; 2975 } 2976 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 2977 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 2978 ccb->ccb_h.status = CAM_REQ_CMP; 2979 xpt_done(ccb); 2980 break; 2981 } 2982 #else 2983 { 2984 cam_calc_geometry(&ccb->ccg, /*extended*/1); 2985 xpt_done(ccb); 2986 break; 2987 } 2988 #endif 2989 case XPT_RESET_BUS: /* Reset the specified bus */ 2990 bus = cam_sim_bus(sim); 2991 CAMLOCK_2_ISPLOCK(isp); 2992 error = isp_control(isp, ISPCTL_RESET_BUS, &bus); 2993 ISPLOCK_2_CAMLOCK(isp); 2994 if (error) 2995 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2996 else { 2997 if (cam_sim_bus(sim) && isp->isp_path2 != NULL) 2998 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2999 else if (isp->isp_path != NULL) 3000 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 3001 ccb->ccb_h.status = CAM_REQ_CMP; 3002 } 3003 xpt_done(ccb); 3004 break; 3005 3006 case XPT_TERM_IO: /* Terminate the I/O process */ 3007 ccb->ccb_h.status = CAM_REQ_INVALID; 3008 xpt_done(ccb); 3009 break; 3010 3011 case XPT_PATH_INQ: /* Path routing inquiry */ 3012 { 3013 struct ccb_pathinq *cpi = &ccb->cpi; 3014 3015 cpi->version_num = 1; 3016 #ifdef ISP_TARGET_MODE 3017 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 3018 #else 3019 cpi->target_sprt = 0; 3020 #endif 3021 cpi->hba_eng_cnt = 0; 3022 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 3023 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 3024 cpi->bus_id = cam_sim_bus(sim); 3025 if (IS_FC(isp)) { 3026 cpi->hba_misc = PIM_NOBUSRESET; 3027 /* 3028 * Because our loop ID can shift from time to time, 3029 * make our initiator ID out of range of our bus. 3030 */ 3031 cpi->initiator_id = cpi->max_target + 1; 3032 3033 /* 3034 * Set base transfer capabilities for Fibre Channel. 3035 * Technically not correct because we don't know 3036 * what media we're running on top of- but we'll 3037 * look good if we always say 100MB/s. 3038 */ 3039 if (FCPARAM(isp)->isp_gbspeed == 2) 3040 cpi->base_transfer_speed = 200000; 3041 else 3042 cpi->base_transfer_speed = 100000; 3043 cpi->hba_inquiry = PI_TAG_ABLE; 3044 #ifdef CAM_NEW_TRAN_CODE 3045 cpi->transport = XPORT_FC; 3046 cpi->transport_version = 0; 3047 #endif 3048 } else { 3049 sdparam *sdp = isp->isp_param; 3050 sdp += cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 3051 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 3052 cpi->hba_misc = 0; 3053 cpi->initiator_id = sdp->isp_initiator_id; 3054 cpi->base_transfer_speed = 3300; 3055 #ifdef CAM_NEW_TRAN_CODE 3056 cpi->transport = XPORT_SPI; 3057 cpi->transport_version = 2; 3058 #endif 3059 } 3060 #ifdef CAM_NEW_TRAN_CODE 3061 cpi->protocol = PROTO_SCSI; 3062 cpi->protocol_version = SCSI_REV_2; 3063 #endif 3064 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 3065 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 3066 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 3067 cpi->unit_number = cam_sim_unit(sim); 3068 cpi->ccb_h.status = CAM_REQ_CMP; 3069 xpt_done(ccb); 3070 break; 3071 } 3072 default: 3073 ccb->ccb_h.status = CAM_REQ_INVALID; 3074 xpt_done(ccb); 3075 break; 3076 } 3077 } 3078 3079 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 3080 3081 void 3082 isp_done(struct ccb_scsiio *sccb) 3083 { 3084 ispsoftc_t *isp = XS_ISP(sccb); 3085 3086 if (XS_NOERR(sccb)) 3087 XS_SETERR(sccb, CAM_REQ_CMP); 3088 3089 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && 3090 (sccb->scsi_status != SCSI_STATUS_OK)) { 3091 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 3092 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && 3093 (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 3094 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 3095 } else { 3096 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 3097 } 3098 } 3099 3100 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3101 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3102 isp_prt(isp, ISP_LOGDEBUG0, 3103 "target %d lun %d CAM status 0x%x SCSI status 0x%x", 3104 XS_TGT(sccb), XS_LUN(sccb), sccb->ccb_h.status, 3105 sccb->scsi_status); 3106 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 3107 sccb->ccb_h.status |= CAM_DEV_QFRZN; 3108 xpt_freeze_devq(sccb->ccb_h.path, 1); 3109 } 3110 } 3111 3112 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && 3113 (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3114 xpt_print(sccb->ccb_h.path, 3115 "cam completion status 0x%x\n", sccb->ccb_h.status); 3116 } 3117 3118 XS_CMD_S_DONE(sccb); 3119 if (XS_CMD_WDOG_P(sccb) == 0) { 3120 untimeout(isp_watchdog, sccb, sccb->ccb_h.timeout_ch); 3121 if (XS_CMD_GRACE_P(sccb)) { 3122 isp_prt(isp, ISP_LOGDEBUG2, 3123 "finished command on borrowed time"); 3124 } 3125 XS_CMD_S_CLEAR(sccb); 3126 ISPLOCK_2_CAMLOCK(isp); 3127 xpt_done((union ccb *) sccb); 3128 CAMLOCK_2_ISPLOCK(isp); 3129 } 3130 } 3131 3132 int 3133 isp_async(ispsoftc_t *isp, ispasync_t cmd, void *arg) 3134 { 3135 int bus, rv = 0; 3136 static const char prom[] = 3137 "PortID 0x%06x handle 0x%x role %s %s\n" 3138 " WWNN 0x%08x%08x WWPN 0x%08x%08x"; 3139 static const char prom2[] = 3140 "PortID 0x%06x handle 0x%x role %s %s tgt %u\n" 3141 " WWNN 0x%08x%08x WWPN 0x%08x%08x"; 3142 char *msg = NULL; 3143 target_id_t tgt; 3144 fcportdb_t *lp; 3145 struct cam_path *tmppath; 3146 3147 switch (cmd) { 3148 case ISPASYNC_NEW_TGT_PARAMS: 3149 { 3150 #ifdef CAM_NEW_TRAN_CODE 3151 struct ccb_trans_settings_scsi *scsi; 3152 struct ccb_trans_settings_spi *spi; 3153 #endif 3154 int flags, tgt; 3155 sdparam *sdp = isp->isp_param; 3156 struct ccb_trans_settings cts; 3157 3158 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 3159 3160 tgt = *((int *)arg); 3161 bus = (tgt >> 16) & 0xffff; 3162 tgt &= 0xffff; 3163 sdp += bus; 3164 ISPLOCK_2_CAMLOCK(isp); 3165 if (xpt_create_path(&tmppath, NULL, 3166 cam_sim_path(bus? isp->isp_sim2 : isp->isp_sim), 3167 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3168 CAMLOCK_2_ISPLOCK(isp); 3169 isp_prt(isp, ISP_LOGWARN, 3170 "isp_async cannot make temp path for %d.%d", 3171 tgt, bus); 3172 rv = -1; 3173 break; 3174 } 3175 CAMLOCK_2_ISPLOCK(isp); 3176 flags = sdp->isp_devparam[tgt].actv_flags; 3177 #ifdef CAM_NEW_TRAN_CODE 3178 cts.type = CTS_TYPE_CURRENT_SETTINGS; 3179 cts.protocol = PROTO_SCSI; 3180 cts.transport = XPORT_SPI; 3181 3182 scsi = &cts.proto_specific.scsi; 3183 spi = &cts.xport_specific.spi; 3184 3185 if (flags & DPARM_TQING) { 3186 scsi->valid |= CTS_SCSI_VALID_TQ; 3187 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3188 } 3189 3190 if (flags & DPARM_DISC) { 3191 spi->valid |= CTS_SPI_VALID_DISC; 3192 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3193 } 3194 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 3195 if (flags & DPARM_WIDE) { 3196 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3197 } else { 3198 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3199 } 3200 if (flags & DPARM_SYNC) { 3201 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3202 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3203 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 3204 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 3205 } 3206 #else 3207 cts.flags = CCB_TRANS_CURRENT_SETTINGS; 3208 cts.valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 3209 if (flags & DPARM_DISC) { 3210 cts.flags |= CCB_TRANS_DISC_ENB; 3211 } 3212 if (flags & DPARM_TQING) { 3213 cts.flags |= CCB_TRANS_TAG_ENB; 3214 } 3215 cts.valid |= CCB_TRANS_BUS_WIDTH_VALID; 3216 cts.bus_width = (flags & DPARM_WIDE)? 3217 MSG_EXT_WDTR_BUS_8_BIT : MSG_EXT_WDTR_BUS_16_BIT; 3218 cts.sync_period = sdp->isp_devparam[tgt].actv_period; 3219 cts.sync_offset = sdp->isp_devparam[tgt].actv_offset; 3220 if (flags & DPARM_SYNC) { 3221 cts.valid |= 3222 CCB_TRANS_SYNC_RATE_VALID | 3223 CCB_TRANS_SYNC_OFFSET_VALID; 3224 } 3225 #endif 3226 isp_prt(isp, ISP_LOGDEBUG2, 3227 "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", 3228 bus, tgt, sdp->isp_devparam[tgt].actv_period, 3229 sdp->isp_devparam[tgt].actv_offset, flags); 3230 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 3231 ISPLOCK_2_CAMLOCK(isp); 3232 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 3233 xpt_free_path(tmppath); 3234 CAMLOCK_2_ISPLOCK(isp); 3235 break; 3236 } 3237 case ISPASYNC_BUS_RESET: 3238 bus = *((int *)arg); 3239 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", 3240 bus); 3241 if (bus > 0 && isp->isp_path2) { 3242 ISPLOCK_2_CAMLOCK(isp); 3243 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 3244 CAMLOCK_2_ISPLOCK(isp); 3245 } else if (isp->isp_path) { 3246 ISPLOCK_2_CAMLOCK(isp); 3247 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 3248 CAMLOCK_2_ISPLOCK(isp); 3249 } 3250 break; 3251 case ISPASYNC_LIP: 3252 if (msg == NULL) { 3253 msg = "LIP Received"; 3254 } 3255 /* FALLTHROUGH */ 3256 case ISPASYNC_LOOP_RESET: 3257 if (msg == NULL) { 3258 msg = "LOOP Reset"; 3259 } 3260 /* FALLTHROUGH */ 3261 case ISPASYNC_LOOP_DOWN: 3262 if (msg == NULL) { 3263 msg = "LOOP Down"; 3264 } 3265 if (isp->isp_path) { 3266 isp_freeze_loopdown(isp, msg); 3267 } 3268 if (isp->isp_osinfo.ldt_running == 0) { 3269 isp->isp_osinfo.ldt = timeout(isp_ldt, isp, 3270 isp->isp_osinfo.loop_down_limit * hz); 3271 isp->isp_osinfo.ldt_running = 1; 3272 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 3273 "starting Loop Down Timer"); 3274 } 3275 isp_prt(isp, ISP_LOGINFO, msg); 3276 break; 3277 case ISPASYNC_LOOP_UP: 3278 /* 3279 * Now we just note that Loop has come up. We don't 3280 * actually do anything because we're waiting for a 3281 * Change Notify before activating the FC cleanup 3282 * thread to look at the state of the loop again. 3283 */ 3284 isp_prt(isp, ISP_LOGINFO, "Loop UP"); 3285 break; 3286 case ISPASYNC_DEV_ARRIVED: 3287 lp = arg; 3288 lp->reserved = 0; 3289 if ((isp->isp_role & ISP_ROLE_INITIATOR) && 3290 (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) { 3291 int dbidx = lp - FCPARAM(isp)->portdb; 3292 int i; 3293 3294 for (i = 0; i < MAX_FC_TARG; i++) { 3295 if (i >= FL_ID && i <= SNS_ID) { 3296 continue; 3297 } 3298 if (FCPARAM(isp)->isp_ini_map[i] == 0) { 3299 break; 3300 } 3301 } 3302 if (i < MAX_FC_TARG) { 3303 FCPARAM(isp)->isp_ini_map[i] = dbidx + 1; 3304 lp->ini_map_idx = i + 1; 3305 } else { 3306 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 3307 isp_dump_portdb(isp); 3308 } 3309 } 3310 if (lp->ini_map_idx) { 3311 tgt = lp->ini_map_idx - 1; 3312 isp_prt(isp, ISP_LOGCONFIG, prom2, 3313 lp->portid, lp->handle, 3314 roles[lp->roles], "arrived at", tgt, 3315 (uint32_t) (lp->node_wwn >> 32), 3316 (uint32_t) lp->node_wwn, 3317 (uint32_t) (lp->port_wwn >> 32), 3318 (uint32_t) lp->port_wwn); 3319 isp_make_here(isp, tgt); 3320 } else { 3321 isp_prt(isp, ISP_LOGCONFIG, prom, 3322 lp->portid, lp->handle, 3323 roles[lp->roles], "arrived", 3324 (uint32_t) (lp->node_wwn >> 32), 3325 (uint32_t) lp->node_wwn, 3326 (uint32_t) (lp->port_wwn >> 32), 3327 (uint32_t) lp->port_wwn); 3328 } 3329 break; 3330 case ISPASYNC_DEV_CHANGED: 3331 lp = arg; 3332 if (isp_change_is_bad) { 3333 lp->state = FC_PORTDB_STATE_NIL; 3334 if (lp->ini_map_idx) { 3335 tgt = lp->ini_map_idx - 1; 3336 FCPARAM(isp)->isp_ini_map[tgt] = 0; 3337 lp->ini_map_idx = 0; 3338 isp_prt(isp, ISP_LOGCONFIG, prom3, 3339 lp->portid, tgt, "change is bad"); 3340 isp_make_gone(isp, tgt); 3341 } else { 3342 isp_prt(isp, ISP_LOGCONFIG, prom, 3343 lp->portid, lp->handle, 3344 roles[lp->roles], 3345 "changed and departed", 3346 (uint32_t) (lp->node_wwn >> 32), 3347 (uint32_t) lp->node_wwn, 3348 (uint32_t) (lp->port_wwn >> 32), 3349 (uint32_t) lp->port_wwn); 3350 } 3351 } else { 3352 lp->portid = lp->new_portid; 3353 lp->roles = lp->new_roles; 3354 if (lp->ini_map_idx) { 3355 int t = lp->ini_map_idx - 1; 3356 FCPARAM(isp)->isp_ini_map[t] = 3357 (lp - FCPARAM(isp)->portdb) + 1; 3358 tgt = lp->ini_map_idx - 1; 3359 isp_prt(isp, ISP_LOGCONFIG, prom2, 3360 lp->portid, lp->handle, 3361 roles[lp->roles], "changed at", tgt, 3362 (uint32_t) (lp->node_wwn >> 32), 3363 (uint32_t) lp->node_wwn, 3364 (uint32_t) (lp->port_wwn >> 32), 3365 (uint32_t) lp->port_wwn); 3366 } else { 3367 isp_prt(isp, ISP_LOGCONFIG, prom, 3368 lp->portid, lp->handle, 3369 roles[lp->roles], "changed", 3370 (uint32_t) (lp->node_wwn >> 32), 3371 (uint32_t) lp->node_wwn, 3372 (uint32_t) (lp->port_wwn >> 32), 3373 (uint32_t) lp->port_wwn); 3374 } 3375 } 3376 break; 3377 case ISPASYNC_DEV_STAYED: 3378 lp = arg; 3379 if (lp->ini_map_idx) { 3380 tgt = lp->ini_map_idx - 1; 3381 isp_prt(isp, ISP_LOGCONFIG, prom2, 3382 lp->portid, lp->handle, 3383 roles[lp->roles], "stayed at", tgt, 3384 (uint32_t) (lp->node_wwn >> 32), 3385 (uint32_t) lp->node_wwn, 3386 (uint32_t) (lp->port_wwn >> 32), 3387 (uint32_t) lp->port_wwn); 3388 } else { 3389 isp_prt(isp, ISP_LOGCONFIG, prom, 3390 lp->portid, lp->handle, 3391 roles[lp->roles], "stayed", 3392 (uint32_t) (lp->node_wwn >> 32), 3393 (uint32_t) lp->node_wwn, 3394 (uint32_t) (lp->port_wwn >> 32), 3395 (uint32_t) lp->port_wwn); 3396 } 3397 break; 3398 case ISPASYNC_DEV_GONE: 3399 lp = arg; 3400 /* 3401 * If this has a virtual target and we haven't marked it 3402 * that we're going to have isp_gdt tell the OS it's gone, 3403 * set the isp_gdt timer running on it. 3404 * 3405 * If it isn't marked that isp_gdt is going to get rid of it, 3406 * announce that it's gone. 3407 */ 3408 if (lp->ini_map_idx && lp->reserved == 0) { 3409 lp->reserved = 1; 3410 lp->new_reserved = isp->isp_osinfo.gone_device_time; 3411 lp->state = FC_PORTDB_STATE_ZOMBIE; 3412 if (isp->isp_osinfo.gdt_running == 0) { 3413 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 3414 "starting Gone Device Timer"); 3415 isp->isp_osinfo.gdt = timeout(isp_gdt, isp, hz); 3416 isp->isp_osinfo.gdt_running = 1; 3417 } 3418 tgt = lp->ini_map_idx - 1; 3419 isp_prt(isp, ISP_LOGCONFIG, prom2, 3420 lp->portid, lp->handle, 3421 roles[lp->roles], "gone zombie at", tgt, 3422 (uint32_t) (lp->node_wwn >> 32), 3423 (uint32_t) lp->node_wwn, 3424 (uint32_t) (lp->port_wwn >> 32), 3425 (uint32_t) lp->port_wwn); 3426 } else if (lp->reserved == 0) { 3427 isp_prt(isp, ISP_LOGCONFIG, prom, 3428 lp->portid, lp->handle, 3429 roles[lp->roles], "departed", 3430 (uint32_t) (lp->node_wwn >> 32), 3431 (uint32_t) lp->node_wwn, 3432 (uint32_t) (lp->port_wwn >> 32), 3433 (uint32_t) lp->port_wwn); 3434 } 3435 break; 3436 case ISPASYNC_CHANGE_NOTIFY: 3437 { 3438 char *msg; 3439 if (arg == ISPASYNC_CHANGE_PDB) { 3440 msg = "Port Database Changed"; 3441 } else if (arg == ISPASYNC_CHANGE_SNS) { 3442 msg = "Name Server Database Changed"; 3443 } else { 3444 msg = "Other Change Notify"; 3445 } 3446 /* 3447 * If the loop down timer is running, cancel it. 3448 */ 3449 if (isp->isp_osinfo.ldt_running) { 3450 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, 3451 "Stopping Loop Down Timer"); 3452 isp->isp_osinfo.ldt_running = 0; 3453 untimeout(isp_ldt, isp, isp->isp_osinfo.ldt); 3454 callout_handle_init(&isp->isp_osinfo.ldt); 3455 } 3456 isp_prt(isp, ISP_LOGINFO, msg); 3457 isp_freeze_loopdown(isp, msg); 3458 #if __FreeBSD_version < 500000 3459 wakeup(&isp->isp_osinfo.kproc); 3460 #else 3461 #ifdef ISP_SMPLOCK 3462 cv_signal(&isp->isp_osinfo.kthread_cv); 3463 #else 3464 wakeup(&isp->isp_osinfo.kthread_cv); 3465 #endif 3466 #endif 3467 break; 3468 } 3469 #ifdef ISP_TARGET_MODE 3470 case ISPASYNC_TARGET_NOTIFY: 3471 { 3472 tmd_notify_t *nt = arg; 3473 isp_prt(isp, ISP_LOGALL, 3474 "target notify code 0x%x", nt->nt_ncode); 3475 break; 3476 } 3477 case ISPASYNC_TARGET_ACTION: 3478 switch (((isphdr_t *)arg)->rqs_entry_type) { 3479 default: 3480 isp_prt(isp, ISP_LOGWARN, 3481 "event 0x%x for unhandled target action", 3482 ((isphdr_t *)arg)->rqs_entry_type); 3483 break; 3484 case RQSTYPE_NOTIFY: 3485 if (IS_SCSI(isp)) { 3486 rv = isp_handle_platform_notify_scsi(isp, 3487 (in_entry_t *) arg); 3488 } else { 3489 rv = isp_handle_platform_notify_fc(isp, 3490 (in_fcentry_t *) arg); 3491 } 3492 break; 3493 case RQSTYPE_ATIO: 3494 rv = isp_handle_platform_atio(isp, (at_entry_t *) arg); 3495 break; 3496 case RQSTYPE_ATIO2: 3497 rv = isp_handle_platform_atio2(isp, (at2_entry_t *)arg); 3498 break; 3499 case RQSTYPE_CTIO3: 3500 case RQSTYPE_CTIO2: 3501 case RQSTYPE_CTIO: 3502 rv = isp_handle_platform_ctio(isp, arg); 3503 break; 3504 case RQSTYPE_ENABLE_LUN: 3505 case RQSTYPE_MODIFY_LUN: 3506 isp_ledone(isp, (lun_entry_t *) arg); 3507 break; 3508 } 3509 break; 3510 #endif 3511 case ISPASYNC_FW_CRASH: 3512 { 3513 uint16_t mbox1, mbox6; 3514 mbox1 = ISP_READ(isp, OUTMAILBOX1); 3515 if (IS_DUALBUS(isp)) { 3516 mbox6 = ISP_READ(isp, OUTMAILBOX6); 3517 } else { 3518 mbox6 = 0; 3519 } 3520 isp_prt(isp, ISP_LOGERR, 3521 "Internal Firmware Error on bus %d @ RISC Address 0x%x", 3522 mbox6, mbox1); 3523 #ifdef ISP_FW_CRASH_DUMP 3524 /* 3525 * XXX: really need a thread to do this right. 3526 */ 3527 if (IS_FC(isp)) { 3528 FCPARAM(isp)->isp_fwstate = FW_CONFIG_WAIT; 3529 FCPARAM(isp)->isp_loopstate = LOOP_NIL; 3530 isp_freeze_loopdown(isp, "f/w crash"); 3531 isp_fw_dump(isp); 3532 } 3533 isp_reinit(isp); 3534 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 3535 #endif 3536 break; 3537 } 3538 case ISPASYNC_UNHANDLED_RESPONSE: 3539 break; 3540 default: 3541 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 3542 break; 3543 } 3544 return (rv); 3545 } 3546 3547 3548 /* 3549 * Locks are held before coming here. 3550 */ 3551 void 3552 isp_uninit(ispsoftc_t *isp) 3553 { 3554 if (IS_24XX(isp)) { 3555 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 3556 } else { 3557 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 3558 } 3559 ISP_DISABLE_INTS(isp); 3560 } 3561 3562 void 3563 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 3564 { 3565 va_list ap; 3566 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 3567 return; 3568 } 3569 printf("%s: ", device_get_nameunit(isp->isp_dev)); 3570 va_start(ap, fmt); 3571 vprintf(fmt, ap); 3572 va_end(ap); 3573 printf("\n"); 3574 } 3575 3576 uint64_t 3577 isp_nanotime_sub(struct timespec *b, struct timespec *a) 3578 { 3579 uint64_t elapsed; 3580 struct timespec x = *b; 3581 timespecsub(&x, a); 3582 elapsed = GET_NANOSEC(&x); 3583 if (elapsed == 0) 3584 elapsed++; 3585 return (elapsed); 3586 } 3587 3588 int 3589 isp_mbox_acquire(ispsoftc_t *isp) 3590 { 3591 if (isp->isp_osinfo.mboxbsy) { 3592 return (1); 3593 } else { 3594 isp->isp_osinfo.mboxcmd_done = 0; 3595 isp->isp_osinfo.mboxbsy = 1; 3596 return (0); 3597 } 3598 } 3599 3600 void 3601 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 3602 { 3603 unsigned int usecs = mbp->timeout; 3604 unsigned int max, olim, ilim; 3605 3606 if (usecs == 0) { 3607 usecs = MBCMD_DEFAULT_TIMEOUT; 3608 } 3609 max = isp->isp_mbxwrk0 + 1; 3610 3611 if (isp->isp_osinfo.mbox_sleep_ok) { 3612 unsigned int ms = (usecs + 999) / 1000; 3613 3614 isp->isp_osinfo.mbox_sleep_ok = 0; 3615 isp->isp_osinfo.mbox_sleeping = 1; 3616 for (olim = 0; olim < max; olim++) { 3617 #if __FreeBSD_version < 500000 || !defined(ISP_SMPLOCK) 3618 tsleep(&isp->isp_mbxworkp, PRIBIO, "ispmbx_sleep", 3619 isp_mstohz(ms)); 3620 #else 3621 msleep(&isp->isp_mbxworkp, &isp->isp_mtx, PRIBIO, 3622 "ispmbx_sleep", isp_mstohz(ms)); 3623 #endif 3624 if (isp->isp_osinfo.mboxcmd_done) { 3625 break; 3626 } 3627 } 3628 isp->isp_osinfo.mbox_sleep_ok = 1; 3629 isp->isp_osinfo.mbox_sleeping = 0; 3630 } else { 3631 for (olim = 0; olim < max; olim++) { 3632 for (ilim = 0; ilim < usecs; ilim += 100) { 3633 uint32_t isr; 3634 uint16_t sema, mbox; 3635 if (isp->isp_osinfo.mboxcmd_done) { 3636 break; 3637 } 3638 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 3639 isp_intr(isp, isr, sema, mbox); 3640 if (isp->isp_osinfo.mboxcmd_done) { 3641 break; 3642 } 3643 } 3644 USEC_DELAY(100); 3645 } 3646 if (isp->isp_osinfo.mboxcmd_done) { 3647 break; 3648 } 3649 } 3650 } 3651 if (isp->isp_osinfo.mboxcmd_done == 0) { 3652 isp_prt(isp, ISP_LOGWARN, 3653 "%s Mailbox Command (0x%x) Timeout", 3654 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", 3655 isp->isp_lastmbxcmd); 3656 mbp->param[0] = MBOX_TIMEOUT; 3657 isp->isp_osinfo.mboxcmd_done = 1; 3658 } 3659 } 3660 3661 void 3662 isp_mbox_notify_done(ispsoftc_t *isp) 3663 { 3664 if (isp->isp_osinfo.mbox_sleeping) { 3665 wakeup(&isp->isp_mbxworkp); 3666 } 3667 isp->isp_osinfo.mboxcmd_done = 1; 3668 } 3669 3670 void 3671 isp_mbox_release(ispsoftc_t *isp) 3672 { 3673 isp->isp_osinfo.mboxbsy = 0; 3674 } 3675 3676 int 3677 isp_mstohz(int ms) 3678 { 3679 int hz; 3680 struct timeval t; 3681 t.tv_sec = ms / 1000; 3682 t.tv_usec = (ms % 1000) * 1000; 3683 hz = tvtohz(&t); 3684 if (hz < 0) { 3685 hz = 0x7fffffff; 3686 } 3687 if (hz == 0) { 3688 hz = 1; 3689 } 3690 return (hz); 3691 } 3692