1 /*- 2 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 3 * 4 * Copyright (c) 1997-2006 by Matthew Jacob 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice immediately at the beginning of the file, without modification, 12 * this list of conditions, and the following disclaimer. 13 * 2. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include <dev/isp/isp_freebsd.h> 33 #include <sys/unistd.h> 34 #include <sys/kthread.h> 35 #include <machine/stdarg.h> /* for use by isp_prt below */ 36 #include <sys/conf.h> 37 #include <sys/module.h> 38 #include <sys/ioccom.h> 39 #include <dev/isp/isp_ioctl.h> 40 41 42 MODULE_VERSION(isp, 1); 43 MODULE_DEPEND(isp, cam, 1, 1, 1); 44 int isp_announced = 0; 45 ispfwfunc *isp_get_firmware_p = NULL; 46 47 static d_ioctl_t ispioctl; 48 static void isp_intr_enable(void *); 49 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 50 static void isp_poll(struct cam_sim *); 51 static timeout_t isp_watchdog; 52 static void isp_kthread(void *); 53 static void isp_action(struct cam_sim *, union ccb *); 54 55 56 #if __FreeBSD_version < 500000 57 #define ISP_CDEV_MAJOR 248 58 static struct cdevsw isp_cdevsw = { 59 /* open */ nullopen, 60 /* close */ nullclose, 61 /* read */ noread, 62 /* write */ nowrite, 63 /* ioctl */ ispioctl, 64 /* poll */ nopoll, 65 /* mmap */ nommap, 66 /* strategy */ nostrategy, 67 /* name */ "isp", 68 /* maj */ ISP_CDEV_MAJOR, 69 /* dump */ nodump, 70 /* psize */ nopsize, 71 /* flags */ D_TAPE, 72 }; 73 #else 74 static struct cdevsw isp_cdevsw = { 75 .d_version = D_VERSION, 76 .d_flags = D_NEEDGIANT, 77 .d_ioctl = ispioctl, 78 .d_name = "isp", 79 }; 80 #endif 81 82 static ispsoftc_t *isplist = NULL; 83 84 void 85 isp_attach(ispsoftc_t *isp) 86 { 87 int primary, secondary; 88 struct ccb_setasync csa; 89 struct cam_devq *devq; 90 struct cam_sim *sim; 91 struct cam_path *path; 92 93 /* 94 * Establish (in case of 12X0) which bus is the primary. 95 */ 96 97 primary = 0; 98 secondary = 1; 99 100 /* 101 * Create the device queue for our SIM(s). 102 */ 103 devq = cam_simq_alloc(isp->isp_maxcmds); 104 if (devq == NULL) { 105 return; 106 } 107 108 /* 109 * Construct our SIM entry. 110 */ 111 ISPLOCK_2_CAMLOCK(isp); 112 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 113 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 114 if (sim == NULL) { 115 cam_simq_free(devq); 116 CAMLOCK_2_ISPLOCK(isp); 117 return; 118 } 119 CAMLOCK_2_ISPLOCK(isp); 120 121 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 122 isp->isp_osinfo.ehook.ich_arg = isp; 123 ISPLOCK_2_CAMLOCK(isp); 124 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 125 cam_sim_free(sim, TRUE); 126 CAMLOCK_2_ISPLOCK(isp); 127 isp_prt(isp, ISP_LOGERR, 128 "could not establish interrupt enable hook"); 129 return; 130 } 131 132 if (xpt_bus_register(sim, primary) != CAM_SUCCESS) { 133 cam_sim_free(sim, TRUE); 134 CAMLOCK_2_ISPLOCK(isp); 135 return; 136 } 137 138 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 139 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 140 xpt_bus_deregister(cam_sim_path(sim)); 141 cam_sim_free(sim, TRUE); 142 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 143 CAMLOCK_2_ISPLOCK(isp); 144 return; 145 } 146 147 xpt_setup_ccb(&csa.ccb_h, path, 5); 148 csa.ccb_h.func_code = XPT_SASYNC_CB; 149 csa.event_enable = AC_LOST_DEVICE; 150 csa.callback = isp_cam_async; 151 csa.callback_arg = sim; 152 xpt_action((union ccb *)&csa); 153 CAMLOCK_2_ISPLOCK(isp); 154 isp->isp_sim = sim; 155 isp->isp_path = path; 156 /* 157 * Create a kernel thread for fibre channel instances. We 158 * don't have dual channel FC cards. 159 */ 160 if (IS_FC(isp)) { 161 ISPLOCK_2_CAMLOCK(isp); 162 #if __FreeBSD_version >= 500000 163 /* XXX: LOCK VIOLATION */ 164 cv_init(&isp->isp_osinfo.kthread_cv, "isp_kthread_cv"); 165 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 166 RFHIGHPID, 0, "%s: fc_thrd", 167 device_get_nameunit(isp->isp_dev))) 168 #else 169 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 170 "%s: fc_thrd", device_get_nameunit(isp->isp_dev))) 171 #endif 172 { 173 xpt_bus_deregister(cam_sim_path(sim)); 174 cam_sim_free(sim, TRUE); 175 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 176 CAMLOCK_2_ISPLOCK(isp); 177 isp_prt(isp, ISP_LOGERR, "could not create kthread"); 178 return; 179 } 180 CAMLOCK_2_ISPLOCK(isp); 181 } 182 183 184 /* 185 * If we have a second channel, construct SIM entry for that. 186 */ 187 if (IS_DUALBUS(isp)) { 188 ISPLOCK_2_CAMLOCK(isp); 189 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 190 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 191 if (sim == NULL) { 192 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 193 xpt_free_path(isp->isp_path); 194 cam_simq_free(devq); 195 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 196 return; 197 } 198 if (xpt_bus_register(sim, secondary) != CAM_SUCCESS) { 199 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 200 xpt_free_path(isp->isp_path); 201 cam_sim_free(sim, TRUE); 202 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 203 CAMLOCK_2_ISPLOCK(isp); 204 return; 205 } 206 207 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 208 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 209 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 210 xpt_free_path(isp->isp_path); 211 xpt_bus_deregister(cam_sim_path(sim)); 212 cam_sim_free(sim, TRUE); 213 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 214 CAMLOCK_2_ISPLOCK(isp); 215 return; 216 } 217 218 xpt_setup_ccb(&csa.ccb_h, path, 5); 219 csa.ccb_h.func_code = XPT_SASYNC_CB; 220 csa.event_enable = AC_LOST_DEVICE; 221 csa.callback = isp_cam_async; 222 csa.callback_arg = sim; 223 xpt_action((union ccb *)&csa); 224 CAMLOCK_2_ISPLOCK(isp); 225 isp->isp_sim2 = sim; 226 isp->isp_path2 = path; 227 } 228 229 /* 230 * Create device nodes 231 */ 232 (void) make_dev(&isp_cdevsw, device_get_unit(isp->isp_dev), UID_ROOT, 233 GID_OPERATOR, 0600, "%s", device_get_nameunit(isp->isp_dev)); 234 235 if (isp->isp_role != ISP_ROLE_NONE) { 236 isp->isp_state = ISP_RUNSTATE; 237 ENABLE_INTS(isp); 238 } 239 if (isplist == NULL) { 240 isplist = isp; 241 } else { 242 ispsoftc_t *tmp = isplist; 243 while (tmp->isp_osinfo.next) { 244 tmp = tmp->isp_osinfo.next; 245 } 246 tmp->isp_osinfo.next = isp; 247 } 248 249 } 250 251 static __inline void 252 isp_freeze_loopdown(ispsoftc_t *isp, char *msg) 253 { 254 if (isp->isp_osinfo.simqfrozen == 0) { 255 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown)", msg); 256 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 257 ISPLOCK_2_CAMLOCK(isp); 258 xpt_freeze_simq(isp->isp_sim, 1); 259 CAMLOCK_2_ISPLOCK(isp); 260 } else { 261 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown)", msg); 262 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 263 } 264 } 265 266 267 #if __FreeBSD_version < 500000 268 #define _DEV dev_t 269 #define _IOP struct proc 270 #else 271 #define _IOP struct thread 272 #define _DEV struct cdev * 273 #endif 274 275 static int 276 ispioctl(_DEV dev, u_long c, caddr_t addr, int flags, _IOP *td) 277 { 278 ispsoftc_t *isp; 279 int nr, retval = ENOTTY; 280 281 isp = isplist; 282 while (isp) { 283 if (minor(dev) == device_get_unit(isp->isp_dev)) { 284 break; 285 } 286 isp = isp->isp_osinfo.next; 287 } 288 if (isp == NULL) 289 return (ENXIO); 290 291 switch (c) { 292 #ifdef ISP_FW_CRASH_DUMP 293 case ISP_GET_FW_CRASH_DUMP: 294 { 295 uint16_t *ptr = FCPARAM(isp)->isp_dump_data; 296 size_t sz; 297 298 retval = 0; 299 if (IS_2200(isp)) 300 sz = QLA2200_RISC_IMAGE_DUMP_SIZE; 301 else 302 sz = QLA2300_RISC_IMAGE_DUMP_SIZE; 303 ISP_LOCK(isp); 304 if (ptr && *ptr) { 305 void *uaddr = *((void **) addr); 306 if (copyout(ptr, uaddr, sz)) { 307 retval = EFAULT; 308 } else { 309 *ptr = 0; 310 } 311 } else { 312 retval = ENXIO; 313 } 314 ISP_UNLOCK(isp); 315 break; 316 } 317 318 case ISP_FORCE_CRASH_DUMP: 319 ISP_LOCK(isp); 320 isp_freeze_loopdown(isp, "ispioctl(ISP_FORCE_CRASH_DUMP)"); 321 isp_fw_dump(isp); 322 isp_reinit(isp); 323 ISP_UNLOCK(isp); 324 retval = 0; 325 break; 326 #endif 327 case ISP_SDBLEV: 328 { 329 int olddblev = isp->isp_dblev; 330 isp->isp_dblev = *(int *)addr; 331 *(int *)addr = olddblev; 332 retval = 0; 333 break; 334 } 335 case ISP_GETROLE: 336 *(int *)addr = isp->isp_role; 337 retval = 0; 338 break; 339 case ISP_SETROLE: 340 nr = *(int *)addr; 341 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 342 retval = EINVAL; 343 break; 344 } 345 *(int *)addr = isp->isp_role; 346 isp->isp_role = nr; 347 /* FALLTHROUGH */ 348 case ISP_RESETHBA: 349 ISP_LOCK(isp); 350 isp_reinit(isp); 351 ISP_UNLOCK(isp); 352 retval = 0; 353 break; 354 case ISP_RESCAN: 355 if (IS_FC(isp)) { 356 ISP_LOCK(isp); 357 if (isp_fc_runstate(isp, 5 * 1000000)) { 358 retval = EIO; 359 } else { 360 retval = 0; 361 } 362 ISP_UNLOCK(isp); 363 } 364 break; 365 case ISP_FC_LIP: 366 if (IS_FC(isp)) { 367 ISP_LOCK(isp); 368 if (isp_control(isp, ISPCTL_SEND_LIP, 0)) { 369 retval = EIO; 370 } else { 371 retval = 0; 372 } 373 ISP_UNLOCK(isp); 374 } 375 break; 376 case ISP_FC_GETDINFO: 377 { 378 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 379 struct lportdb *lp; 380 381 if (ifc->loopid < 0 || ifc->loopid >= MAX_FC_TARG) { 382 retval = EINVAL; 383 break; 384 } 385 ISP_LOCK(isp); 386 lp = &FCPARAM(isp)->portdb[ifc->loopid]; 387 if (lp->valid) { 388 ifc->role = lp->roles; 389 ifc->loopid = lp->loopid; 390 ifc->portid = lp->portid; 391 ifc->node_wwn = lp->node_wwn; 392 ifc->port_wwn = lp->port_wwn; 393 retval = 0; 394 } else { 395 retval = ENODEV; 396 } 397 ISP_UNLOCK(isp); 398 break; 399 } 400 case ISP_GET_STATS: 401 { 402 isp_stats_t *sp = (isp_stats_t *) addr; 403 404 MEMZERO(sp, sizeof (*sp)); 405 sp->isp_stat_version = ISP_STATS_VERSION; 406 sp->isp_type = isp->isp_type; 407 sp->isp_revision = isp->isp_revision; 408 ISP_LOCK(isp); 409 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 410 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 411 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 412 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 413 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 414 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 415 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 416 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 417 ISP_UNLOCK(isp); 418 retval = 0; 419 break; 420 } 421 case ISP_CLR_STATS: 422 ISP_LOCK(isp); 423 isp->isp_intcnt = 0; 424 isp->isp_intbogus = 0; 425 isp->isp_intmboxc = 0; 426 isp->isp_intoasync = 0; 427 isp->isp_rsltccmplt = 0; 428 isp->isp_fphccmplt = 0; 429 isp->isp_rscchiwater = 0; 430 isp->isp_fpcchiwater = 0; 431 ISP_UNLOCK(isp); 432 retval = 0; 433 break; 434 case ISP_FC_GETHINFO: 435 { 436 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 437 MEMZERO(hba, sizeof (*hba)); 438 ISP_LOCK(isp); 439 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 440 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 441 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 442 hba->fc_speed = FCPARAM(isp)->isp_gbspeed; 443 hba->fc_scsi_supported = 1; 444 hba->fc_topology = FCPARAM(isp)->isp_topo + 1; 445 hba->fc_loopid = FCPARAM(isp)->isp_loopid; 446 hba->nvram_node_wwn = FCPARAM(isp)->isp_nodewwn; 447 hba->nvram_port_wwn = FCPARAM(isp)->isp_portwwn; 448 hba->active_node_wwn = ISP_NODEWWN(isp); 449 hba->active_port_wwn = ISP_PORTWWN(isp); 450 ISP_UNLOCK(isp); 451 retval = 0; 452 break; 453 } 454 case ISP_GET_FC_PARAM: 455 { 456 struct isp_fc_param *f = (struct isp_fc_param *) addr; 457 458 if (!IS_FC(isp)) { 459 retval = EINVAL; 460 break; 461 } 462 f->parameter = 0; 463 if (strcmp(f->param_name, "framelength") == 0) { 464 f->parameter = FCPARAM(isp)->isp_maxfrmlen; 465 retval = 0; 466 break; 467 } 468 if (strcmp(f->param_name, "exec_throttle") == 0) { 469 f->parameter = FCPARAM(isp)->isp_execthrottle; 470 retval = 0; 471 break; 472 } 473 if (strcmp(f->param_name, "fullduplex") == 0) { 474 if (FCPARAM(isp)->isp_fwoptions & ICBOPT_FULL_DUPLEX) 475 f->parameter = 1; 476 retval = 0; 477 break; 478 } 479 if (strcmp(f->param_name, "loopid") == 0) { 480 f->parameter = FCPARAM(isp)->isp_loopid; 481 retval = 0; 482 break; 483 } 484 retval = EINVAL; 485 break; 486 } 487 case ISP_SET_FC_PARAM: 488 { 489 struct isp_fc_param *f = (struct isp_fc_param *) addr; 490 uint32_t param = f->parameter; 491 492 if (!IS_FC(isp)) { 493 retval = EINVAL; 494 break; 495 } 496 f->parameter = 0; 497 if (strcmp(f->param_name, "framelength") == 0) { 498 if (param != 512 && param != 1024 && param != 1024) { 499 retval = EINVAL; 500 break; 501 } 502 FCPARAM(isp)->isp_maxfrmlen = param; 503 retval = 0; 504 break; 505 } 506 if (strcmp(f->param_name, "exec_throttle") == 0) { 507 if (param < 16 || param > 255) { 508 retval = EINVAL; 509 break; 510 } 511 FCPARAM(isp)->isp_execthrottle = param; 512 retval = 0; 513 break; 514 } 515 if (strcmp(f->param_name, "fullduplex") == 0) { 516 if (param != 0 && param != 1) { 517 retval = EINVAL; 518 break; 519 } 520 if (param) { 521 FCPARAM(isp)->isp_fwoptions |= 522 ICBOPT_FULL_DUPLEX; 523 } else { 524 FCPARAM(isp)->isp_fwoptions &= 525 ~ICBOPT_FULL_DUPLEX; 526 } 527 retval = 0; 528 break; 529 } 530 if (strcmp(f->param_name, "loopid") == 0) { 531 if (param < 0 || param > 125) { 532 retval = EINVAL; 533 break; 534 } 535 FCPARAM(isp)->isp_loopid = param; 536 retval = 0; 537 break; 538 } 539 retval = EINVAL; 540 break; 541 } 542 case ISP_TSK_MGMT: 543 { 544 int needmarker; 545 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 546 uint16_t loopid; 547 mbreg_t mbs; 548 549 if (IS_SCSI(isp)) { 550 retval = EINVAL; 551 break; 552 } 553 554 memset(&mbs, 0, sizeof (mbs)); 555 needmarker = retval = 0; 556 loopid = fct->loopid; 557 if (IS_2KLOGIN(isp) == 0) { 558 loopid <<= 8; 559 } 560 switch (fct->action) { 561 case CLEAR_ACA: 562 mbs.param[0] = MBOX_CLEAR_ACA; 563 mbs.param[1] = loopid; 564 mbs.param[2] = fct->lun; 565 break; 566 case TARGET_RESET: 567 mbs.param[0] = MBOX_TARGET_RESET; 568 mbs.param[1] = loopid; 569 needmarker = 1; 570 break; 571 case LUN_RESET: 572 mbs.param[0] = MBOX_LUN_RESET; 573 mbs.param[1] = loopid; 574 mbs.param[2] = fct->lun; 575 needmarker = 1; 576 break; 577 case CLEAR_TASK_SET: 578 mbs.param[0] = MBOX_CLEAR_TASK_SET; 579 mbs.param[1] = loopid; 580 mbs.param[2] = fct->lun; 581 needmarker = 1; 582 break; 583 case ABORT_TASK_SET: 584 mbs.param[0] = MBOX_ABORT_TASK_SET; 585 mbs.param[1] = loopid; 586 mbs.param[2] = fct->lun; 587 needmarker = 1; 588 break; 589 default: 590 retval = EINVAL; 591 break; 592 } 593 if (retval == 0) { 594 ISP_LOCK(isp); 595 if (needmarker) { 596 isp->isp_sendmarker |= 1; 597 } 598 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 599 ISP_UNLOCK(isp); 600 if (retval) 601 retval = EIO; 602 } 603 break; 604 } 605 default: 606 break; 607 } 608 return (retval); 609 } 610 611 static void 612 isp_intr_enable(void *arg) 613 { 614 ispsoftc_t *isp = arg; 615 if (isp->isp_role != ISP_ROLE_NONE) { 616 ENABLE_INTS(isp); 617 #if 0 618 isp->isp_osinfo.intsok = 1; 619 #endif 620 } 621 /* Release our hook so that the boot can continue. */ 622 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 623 } 624 625 /* 626 * Put the target mode functions here, because some are inlines 627 */ 628 629 #ifdef ISP_TARGET_MODE 630 631 static __inline int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 632 static __inline int are_any_luns_enabled(ispsoftc_t *, int); 633 static __inline tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 634 static __inline void rls_lun_statep(ispsoftc_t *, tstate_t *); 635 static __inline atio_private_data_t *isp_get_atpd(ispsoftc_t *, int); 636 static cam_status 637 create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 638 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 639 static int isp_en_lun(ispsoftc_t *, union ccb *); 640 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 641 static cam_status isp_abort_tgt_ccb(ispsoftc_t *, union ccb *); 642 static timeout_t isp_refire_putback_atio; 643 static void isp_complete_ctio(union ccb *); 644 static void isp_target_putback_atio(union ccb *); 645 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 646 static int isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 647 static int isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 648 static int isp_handle_platform_ctio(ispsoftc_t *, void *); 649 static int isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 650 static int isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 651 652 static __inline int 653 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 654 { 655 tstate_t *tptr; 656 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 657 if (tptr == NULL) { 658 return (0); 659 } 660 do { 661 if (tptr->lun == (lun_id_t) lun && tptr->bus == bus) { 662 return (1); 663 } 664 } while ((tptr = tptr->next) != NULL); 665 return (0); 666 } 667 668 static __inline int 669 are_any_luns_enabled(ispsoftc_t *isp, int port) 670 { 671 int lo, hi; 672 if (IS_DUALBUS(isp)) { 673 lo = (port * (LUN_HASH_SIZE >> 1)); 674 hi = lo + (LUN_HASH_SIZE >> 1); 675 } else { 676 lo = 0; 677 hi = LUN_HASH_SIZE; 678 } 679 for (lo = 0; lo < hi; lo++) { 680 if (isp->isp_osinfo.lun_hash[lo]) { 681 return (1); 682 } 683 } 684 return (0); 685 } 686 687 static __inline tstate_t * 688 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 689 { 690 tstate_t *tptr = NULL; 691 692 if (lun == CAM_LUN_WILDCARD) { 693 if (isp->isp_osinfo.tmflags[bus] & TM_WILDCARD_ENABLED) { 694 tptr = &isp->isp_osinfo.tsdflt[bus]; 695 tptr->hold++; 696 return (tptr); 697 } 698 return (NULL); 699 } else { 700 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 701 if (tptr == NULL) { 702 return (NULL); 703 } 704 } 705 706 do { 707 if (tptr->lun == lun && tptr->bus == bus) { 708 tptr->hold++; 709 return (tptr); 710 } 711 } while ((tptr = tptr->next) != NULL); 712 return (tptr); 713 } 714 715 static __inline void 716 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 717 { 718 if (tptr->hold) 719 tptr->hold--; 720 } 721 722 static __inline atio_private_data_t * 723 isp_get_atpd(ispsoftc_t *isp, int tag) 724 { 725 atio_private_data_t *atp; 726 for (atp = isp->isp_osinfo.atpdp; 727 atp < &isp->isp_osinfo.atpdp[ATPDPSIZE]; atp++) { 728 if (atp->tag == tag) 729 return (atp); 730 } 731 return (NULL); 732 } 733 734 static cam_status 735 create_lun_state(ispsoftc_t *isp, int bus, 736 struct cam_path *path, tstate_t **rslt) 737 { 738 cam_status status; 739 lun_id_t lun; 740 int hfx; 741 tstate_t *tptr, *new; 742 743 lun = xpt_path_lun_id(path); 744 if (lun < 0) { 745 return (CAM_LUN_INVALID); 746 } 747 if (is_lun_enabled(isp, bus, lun)) { 748 return (CAM_LUN_ALRDY_ENA); 749 } 750 new = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 751 if (new == NULL) { 752 return (CAM_RESRC_UNAVAIL); 753 } 754 755 status = xpt_create_path(&new->owner, NULL, xpt_path_path_id(path), 756 xpt_path_target_id(path), xpt_path_lun_id(path)); 757 if (status != CAM_REQ_CMP) { 758 free(new, M_DEVBUF); 759 return (status); 760 } 761 new->bus = bus; 762 new->lun = lun; 763 SLIST_INIT(&new->atios); 764 SLIST_INIT(&new->inots); 765 new->hold = 1; 766 767 hfx = LUN_HASH_FUNC(isp, new->bus, new->lun); 768 tptr = isp->isp_osinfo.lun_hash[hfx]; 769 if (tptr == NULL) { 770 isp->isp_osinfo.lun_hash[hfx] = new; 771 } else { 772 while (tptr->next) 773 tptr = tptr->next; 774 tptr->next = new; 775 } 776 *rslt = new; 777 return (CAM_REQ_CMP); 778 } 779 780 static __inline void 781 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 782 { 783 int hfx; 784 tstate_t *lw, *pw; 785 786 if (tptr->hold) { 787 return; 788 } 789 hfx = LUN_HASH_FUNC(isp, tptr->bus, tptr->lun); 790 pw = isp->isp_osinfo.lun_hash[hfx]; 791 if (pw == NULL) { 792 return; 793 } else if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 794 isp->isp_osinfo.lun_hash[hfx] = pw->next; 795 } else { 796 lw = pw; 797 pw = lw->next; 798 while (pw) { 799 if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 800 lw->next = pw->next; 801 break; 802 } 803 lw = pw; 804 pw = pw->next; 805 } 806 if (pw == NULL) { 807 return; 808 } 809 } 810 free(tptr, M_DEVBUF); 811 } 812 813 /* 814 * Enable luns. 815 */ 816 static int 817 isp_en_lun(ispsoftc_t *isp, union ccb *ccb) 818 { 819 struct ccb_en_lun *cel = &ccb->cel; 820 tstate_t *tptr; 821 uint32_t seq; 822 int bus, cmd, av, wildcard, tm_on; 823 lun_id_t lun; 824 target_id_t tgt; 825 826 bus = XS_CHANNEL(ccb); 827 if (bus > 1) { 828 xpt_print_path(ccb->ccb_h.path); 829 printf("illegal bus %d\n", bus); 830 ccb->ccb_h.status = CAM_PATH_INVALID; 831 return (-1); 832 } 833 tgt = ccb->ccb_h.target_id; 834 lun = ccb->ccb_h.target_lun; 835 836 isp_prt(isp, ISP_LOGTDEBUG0, 837 "isp_en_lun: %sabling lun 0x%x on channel %d", 838 cel->enable? "en" : "dis", lun, bus); 839 840 841 if ((lun != CAM_LUN_WILDCARD) && 842 (lun < 0 || lun >= (lun_id_t) isp->isp_maxluns)) { 843 ccb->ccb_h.status = CAM_LUN_INVALID; 844 return (-1); 845 } 846 847 if (IS_SCSI(isp)) { 848 sdparam *sdp = isp->isp_param; 849 sdp += bus; 850 if (tgt != CAM_TARGET_WILDCARD && 851 tgt != sdp->isp_initiator_id) { 852 ccb->ccb_h.status = CAM_TID_INVALID; 853 return (-1); 854 } 855 } else { 856 /* 857 * There's really no point in doing this yet w/o multi-tid 858 * capability. Even then, it's problematic. 859 */ 860 #if 0 861 if (tgt != CAM_TARGET_WILDCARD && 862 tgt != FCPARAM(isp)->isp_iid) { 863 ccb->ccb_h.status = CAM_TID_INVALID; 864 return (-1); 865 } 866 #endif 867 /* 868 * This is as a good a place as any to check f/w capabilities. 869 */ 870 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_TMODE) == 0) { 871 isp_prt(isp, ISP_LOGERR, 872 "firmware does not support target mode"); 873 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 874 return (-1); 875 } 876 /* 877 * XXX: We *could* handle non-SCCLUN f/w, but we'd have to 878 * XXX: dorks with our already fragile enable/disable code. 879 */ 880 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) == 0) { 881 isp_prt(isp, ISP_LOGERR, 882 "firmware not SCCLUN capable"); 883 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 884 return (-1); 885 } 886 } 887 888 if (tgt == CAM_TARGET_WILDCARD) { 889 if (lun == CAM_LUN_WILDCARD) { 890 wildcard = 1; 891 } else { 892 ccb->ccb_h.status = CAM_LUN_INVALID; 893 return (-1); 894 } 895 } else { 896 wildcard = 0; 897 } 898 899 tm_on = (isp->isp_osinfo.tmflags[bus] & TM_TMODE_ENABLED) != 0; 900 901 /* 902 * Next check to see whether this is a target/lun wildcard action. 903 * 904 * If so, we know that we can accept commands for luns that haven't 905 * been enabled yet and send them upstream. Otherwise, we have to 906 * handle them locally (if we see them at all). 907 */ 908 909 if (wildcard) { 910 tptr = &isp->isp_osinfo.tsdflt[bus]; 911 if (cel->enable) { 912 if (tm_on) { 913 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 914 return (-1); 915 } 916 ccb->ccb_h.status = 917 xpt_create_path(&tptr->owner, NULL, 918 xpt_path_path_id(ccb->ccb_h.path), 919 xpt_path_target_id(ccb->ccb_h.path), 920 xpt_path_lun_id(ccb->ccb_h.path)); 921 if (ccb->ccb_h.status != CAM_REQ_CMP) { 922 return (-1); 923 } 924 SLIST_INIT(&tptr->atios); 925 SLIST_INIT(&tptr->inots); 926 isp->isp_osinfo.tmflags[bus] |= TM_WILDCARD_ENABLED; 927 } else { 928 if (tm_on == 0) { 929 ccb->ccb_h.status = CAM_REQ_CMP; 930 return (-1); 931 } 932 if (tptr->hold) { 933 ccb->ccb_h.status = CAM_SCSI_BUSY; 934 return (-1); 935 } 936 xpt_free_path(tptr->owner); 937 isp->isp_osinfo.tmflags[bus] &= ~TM_WILDCARD_ENABLED; 938 } 939 } 940 941 /* 942 * Now check to see whether this bus needs to be 943 * enabled/disabled with respect to target mode. 944 */ 945 av = bus << 31; 946 if (cel->enable && tm_on == 0) { 947 av |= ENABLE_TARGET_FLAG; 948 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 949 if (av) { 950 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 951 if (wildcard) { 952 isp->isp_osinfo.tmflags[bus] &= 953 ~TM_WILDCARD_ENABLED; 954 xpt_free_path(tptr->owner); 955 } 956 return (-1); 957 } 958 isp->isp_osinfo.tmflags[bus] |= TM_TMODE_ENABLED; 959 isp_prt(isp, ISP_LOGINFO, 960 "Target Mode enabled on channel %d", bus); 961 } else if (cel->enable == 0 && tm_on && wildcard) { 962 if (are_any_luns_enabled(isp, bus)) { 963 ccb->ccb_h.status = CAM_SCSI_BUSY; 964 return (-1); 965 } 966 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 967 if (av) { 968 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 969 return (-1); 970 } 971 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 972 isp_prt(isp, ISP_LOGINFO, 973 "Target Mode disabled on channel %d", bus); 974 } 975 976 if (wildcard) { 977 ccb->ccb_h.status = CAM_REQ_CMP; 978 return (-1); 979 } 980 981 /* 982 * Find an empty slot 983 */ 984 for (seq = 0; seq < NLEACT; seq++) { 985 if (isp->isp_osinfo.leact[seq] == 0) { 986 break; 987 } 988 } 989 if (seq >= NLEACT) { 990 ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 991 return (-1); 992 993 } 994 isp->isp_osinfo.leact[seq] = ccb; 995 996 if (cel->enable) { 997 ccb->ccb_h.status = 998 create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 999 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1000 isp->isp_osinfo.leact[seq] = 0; 1001 return (-1); 1002 } 1003 } else { 1004 tptr = get_lun_statep(isp, bus, lun); 1005 if (tptr == NULL) { 1006 ccb->ccb_h.status = CAM_LUN_INVALID; 1007 return (-1); 1008 } 1009 } 1010 1011 if (cel->enable) { 1012 int c, n, ulun = lun; 1013 1014 cmd = RQSTYPE_ENABLE_LUN; 1015 c = DFLT_CMND_CNT; 1016 n = DFLT_INOT_CNT; 1017 if (IS_FC(isp) && lun != 0) { 1018 cmd = RQSTYPE_MODIFY_LUN; 1019 n = 0; 1020 /* 1021 * For SCC firmware, we only deal with setting 1022 * (enabling or modifying) lun 0. 1023 */ 1024 ulun = 0; 1025 } 1026 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq+1) == 0) { 1027 rls_lun_statep(isp, tptr); 1028 ccb->ccb_h.status = CAM_REQ_INPROG; 1029 return (seq); 1030 } 1031 } else { 1032 int c, n, ulun = lun; 1033 1034 cmd = -RQSTYPE_MODIFY_LUN; 1035 c = DFLT_CMND_CNT; 1036 n = DFLT_INOT_CNT; 1037 if (IS_FC(isp) && lun != 0) { 1038 n = 0; 1039 /* 1040 * For SCC firmware, we only deal with setting 1041 * (enabling or modifying) lun 0. 1042 */ 1043 ulun = 0; 1044 } 1045 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq+1) == 0) { 1046 rls_lun_statep(isp, tptr); 1047 ccb->ccb_h.status = CAM_REQ_INPROG; 1048 return (seq); 1049 } 1050 } 1051 rls_lun_statep(isp, tptr); 1052 xpt_print_path(ccb->ccb_h.path); 1053 printf("isp_lun_cmd failed\n"); 1054 isp->isp_osinfo.leact[seq] = 0; 1055 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1056 return (-1); 1057 } 1058 1059 static void 1060 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1061 { 1062 const char lfmt[] = "lun %d now %sabled for target mode on channel %d"; 1063 union ccb *ccb; 1064 uint32_t seq; 1065 tstate_t *tptr; 1066 int av; 1067 struct ccb_en_lun *cel; 1068 1069 seq = lep->le_reserved - 1; 1070 if (seq >= NLEACT) { 1071 isp_prt(isp, ISP_LOGERR, 1072 "seq out of range (%u) in isp_ledone", seq); 1073 return; 1074 } 1075 ccb = isp->isp_osinfo.leact[seq]; 1076 if (ccb == 0) { 1077 isp_prt(isp, ISP_LOGERR, 1078 "no ccb for seq %u in isp_ledone", seq); 1079 return; 1080 } 1081 cel = &ccb->cel; 1082 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1083 if (tptr == NULL) { 1084 xpt_print_path(ccb->ccb_h.path); 1085 printf("null tptr in isp_ledone\n"); 1086 isp->isp_osinfo.leact[seq] = 0; 1087 return; 1088 } 1089 1090 if (lep->le_status != LUN_OK) { 1091 xpt_print_path(ccb->ccb_h.path); 1092 printf("ENABLE/MODIFY LUN returned 0x%x\n", lep->le_status); 1093 err: 1094 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1095 xpt_print_path(ccb->ccb_h.path); 1096 rls_lun_statep(isp, tptr); 1097 isp->isp_osinfo.leact[seq] = 0; 1098 ISPLOCK_2_CAMLOCK(isp); 1099 xpt_done(ccb); 1100 CAMLOCK_2_ISPLOCK(isp); 1101 return; 1102 } else { 1103 isp_prt(isp, ISP_LOGTDEBUG0, 1104 "isp_ledone: ENABLE/MODIFY done okay"); 1105 } 1106 1107 1108 if (cel->enable) { 1109 ccb->ccb_h.status = CAM_REQ_CMP; 1110 isp_prt(isp, ISP_LOGINFO, lfmt, 1111 XS_LUN(ccb), "en", XS_CHANNEL(ccb)); 1112 rls_lun_statep(isp, tptr); 1113 isp->isp_osinfo.leact[seq] = 0; 1114 ISPLOCK_2_CAMLOCK(isp); 1115 xpt_done(ccb); 1116 CAMLOCK_2_ISPLOCK(isp); 1117 return; 1118 } 1119 1120 if (lep->le_header.rqs_entry_type == RQSTYPE_MODIFY_LUN) { 1121 if (isp_lun_cmd(isp, -RQSTYPE_ENABLE_LUN, XS_CHANNEL(ccb), 1122 XS_TGT(ccb), XS_LUN(ccb), 0, 0, seq+1)) { 1123 xpt_print_path(ccb->ccb_h.path); 1124 printf("isp_ledone: isp_lun_cmd failed\n"); 1125 goto err; 1126 } 1127 rls_lun_statep(isp, tptr); 1128 return; 1129 } 1130 1131 isp_prt(isp, ISP_LOGINFO, lfmt, XS_LUN(ccb), "dis", XS_CHANNEL(ccb)); 1132 rls_lun_statep(isp, tptr); 1133 destroy_lun_state(isp, tptr); 1134 ccb->ccb_h.status = CAM_REQ_CMP; 1135 isp->isp_osinfo.leact[seq] = 0; 1136 ISPLOCK_2_CAMLOCK(isp); 1137 xpt_done(ccb); 1138 CAMLOCK_2_ISPLOCK(isp); 1139 if (are_any_luns_enabled(isp, XS_CHANNEL(ccb)) == 0) { 1140 int bus = XS_CHANNEL(ccb); 1141 av = bus << 31; 1142 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 1143 if (av) { 1144 isp_prt(isp, ISP_LOGWARN, 1145 "disable target mode on channel %d failed", bus); 1146 } else { 1147 isp_prt(isp, ISP_LOGINFO, 1148 "Target Mode disabled on channel %d", bus); 1149 } 1150 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 1151 } 1152 } 1153 1154 1155 static cam_status 1156 isp_abort_tgt_ccb(ispsoftc_t *isp, union ccb *ccb) 1157 { 1158 tstate_t *tptr; 1159 struct ccb_hdr_slist *lp; 1160 struct ccb_hdr *curelm; 1161 int found, *ctr; 1162 union ccb *accb = ccb->cab.abort_ccb; 1163 1164 isp_prt(isp, ISP_LOGTDEBUG0, "aborting ccb %p", accb); 1165 if (accb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 1166 int badpath = 0; 1167 if (IS_FC(isp) && (accb->ccb_h.target_id != 1168 ((fcparam *) isp->isp_param)->isp_loopid)) { 1169 badpath = 1; 1170 } else if (IS_SCSI(isp) && (accb->ccb_h.target_id != 1171 ((sdparam *) isp->isp_param)->isp_initiator_id)) { 1172 badpath = 1; 1173 } 1174 if (badpath) { 1175 /* 1176 * Being restrictive about target ids is really about 1177 * making sure we're aborting for the right multi-tid 1178 * path. This doesn't really make much sense at present. 1179 */ 1180 #if 0 1181 return (CAM_PATH_INVALID); 1182 #endif 1183 } 1184 } 1185 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), accb->ccb_h.target_lun); 1186 if (tptr == NULL) { 1187 isp_prt(isp, ISP_LOGTDEBUG0, 1188 "isp_abort_tgt_ccb: can't get statep"); 1189 return (CAM_PATH_INVALID); 1190 } 1191 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 1192 lp = &tptr->atios; 1193 ctr = &tptr->atio_count; 1194 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 1195 lp = &tptr->inots; 1196 ctr = &tptr->inot_count; 1197 } else { 1198 rls_lun_statep(isp, tptr); 1199 isp_prt(isp, ISP_LOGTDEBUG0, 1200 "isp_abort_tgt_ccb: bad func %d\n", accb->ccb_h.func_code); 1201 return (CAM_UA_ABORT); 1202 } 1203 curelm = SLIST_FIRST(lp); 1204 found = 0; 1205 if (curelm == &accb->ccb_h) { 1206 found = 1; 1207 SLIST_REMOVE_HEAD(lp, sim_links.sle); 1208 } else { 1209 while(curelm != NULL) { 1210 struct ccb_hdr *nextelm; 1211 1212 nextelm = SLIST_NEXT(curelm, sim_links.sle); 1213 if (nextelm == &accb->ccb_h) { 1214 found = 1; 1215 SLIST_NEXT(curelm, sim_links.sle) = 1216 SLIST_NEXT(nextelm, sim_links.sle); 1217 break; 1218 } 1219 curelm = nextelm; 1220 } 1221 } 1222 rls_lun_statep(isp, tptr); 1223 if (found) { 1224 (*ctr)--; 1225 accb->ccb_h.status = CAM_REQ_ABORTED; 1226 xpt_done(accb); 1227 return (CAM_REQ_CMP); 1228 } 1229 isp_prt(isp, ISP_LOGTDEBUG0, 1230 "isp_abort_tgt_ccb: CCB %p not found\n", ccb); 1231 return (CAM_PATH_INVALID); 1232 } 1233 1234 static void 1235 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1236 { 1237 void *qe; 1238 struct ccb_scsiio *cso = &ccb->csio; 1239 uint16_t *hp, save_handle; 1240 uint16_t nxti, optr; 1241 uint8_t local[QENTRY_LEN]; 1242 1243 1244 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1245 xpt_print_path(ccb->ccb_h.path); 1246 printf("Request Queue Overflow in isp_target_start_ctio\n"); 1247 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1248 goto out; 1249 } 1250 bzero(local, QENTRY_LEN); 1251 1252 /* 1253 * We're either moving data or completing a command here. 1254 */ 1255 1256 if (IS_FC(isp)) { 1257 atio_private_data_t *atp; 1258 ct2_entry_t *cto = (ct2_entry_t *) local; 1259 1260 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1261 cto->ct_header.rqs_entry_count = 1; 1262 cto->ct_iid = cso->init_id; 1263 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) == 0) { 1264 cto->ct_lun = ccb->ccb_h.target_lun; 1265 } 1266 1267 atp = isp_get_atpd(isp, cso->tag_id); 1268 if (atp == NULL) { 1269 isp_prt(isp, ISP_LOGERR, 1270 "cannot find private data adjunct for tag %x", 1271 cso->tag_id); 1272 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 1273 goto out; 1274 } 1275 1276 cto->ct_rxid = cso->tag_id; 1277 if (cso->dxfer_len == 0) { 1278 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA; 1279 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1280 cto->ct_flags |= CT2_SENDSTATUS; 1281 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1282 cto->ct_resid = 1283 atp->orig_datalen - atp->bytes_xfered; 1284 if (cto->ct_resid < 0) { 1285 cto->rsp.m1.ct_scsi_status |= 1286 CT2_DATA_OVER; 1287 } else if (cto->ct_resid > 0) { 1288 cto->rsp.m1.ct_scsi_status |= 1289 CT2_DATA_UNDER; 1290 } 1291 } 1292 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1293 int m = min(cso->sense_len, MAXRESPLEN); 1294 bcopy(&cso->sense_data, cto->rsp.m1.ct_resp, m); 1295 cto->rsp.m1.ct_senselen = m; 1296 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1297 } 1298 } else { 1299 cto->ct_flags |= CT2_FLAG_MODE0; 1300 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1301 cto->ct_flags |= CT2_DATA_IN; 1302 } else { 1303 cto->ct_flags |= CT2_DATA_OUT; 1304 } 1305 cto->ct_reloff = atp->bytes_xfered; 1306 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1307 cto->ct_flags |= CT2_SENDSTATUS; 1308 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1309 cto->ct_resid = 1310 atp->orig_datalen - 1311 (atp->bytes_xfered + cso->dxfer_len); 1312 if (cto->ct_resid < 0) { 1313 cto->rsp.m0.ct_scsi_status |= 1314 CT2_DATA_OVER; 1315 } else if (cto->ct_resid > 0) { 1316 cto->rsp.m0.ct_scsi_status |= 1317 CT2_DATA_UNDER; 1318 } 1319 } else { 1320 atp->last_xframt = cso->dxfer_len; 1321 } 1322 /* 1323 * If we're sending data and status back together, 1324 * we can't also send back sense data as well. 1325 */ 1326 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1327 } 1328 1329 if (cto->ct_flags & CT2_SENDSTATUS) { 1330 isp_prt(isp, ISP_LOGTDEBUG0, 1331 "CTIO2[%x] STATUS %x origd %u curd %u resid %u", 1332 cto->ct_rxid, cso->scsi_status, atp->orig_datalen, 1333 cso->dxfer_len, cto->ct_resid); 1334 cto->ct_flags |= CT2_CCINCR; 1335 atp->state = ATPD_STATE_LAST_CTIO; 1336 } else { 1337 atp->state = ATPD_STATE_CTIO; 1338 } 1339 cto->ct_timeout = 10; 1340 hp = &cto->ct_syshandle; 1341 } else { 1342 ct_entry_t *cto = (ct_entry_t *) local; 1343 1344 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1345 cto->ct_header.rqs_entry_count = 1; 1346 cto->ct_iid = cso->init_id; 1347 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1348 cto->ct_tgt = ccb->ccb_h.target_id; 1349 cto->ct_lun = ccb->ccb_h.target_lun; 1350 cto->ct_fwhandle = AT_GET_HANDLE(cso->tag_id); 1351 if (AT_HAS_TAG(cso->tag_id)) { 1352 cto->ct_tag_val = (uint8_t) AT_GET_TAG(cso->tag_id); 1353 cto->ct_flags |= CT_TQAE; 1354 } 1355 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1356 cto->ct_flags |= CT_NODISC; 1357 } 1358 if (cso->dxfer_len == 0) { 1359 cto->ct_flags |= CT_NO_DATA; 1360 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1361 cto->ct_flags |= CT_DATA_IN; 1362 } else { 1363 cto->ct_flags |= CT_DATA_OUT; 1364 } 1365 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1366 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1367 cto->ct_scsi_status = cso->scsi_status; 1368 cto->ct_resid = cso->resid; 1369 isp_prt(isp, ISP_LOGTDEBUG0, 1370 "CTIO[%x] SCSI STATUS 0x%x resid %d tag_id %x", 1371 cto->ct_fwhandle, cso->scsi_status, cso->resid, 1372 cso->tag_id); 1373 } 1374 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1375 cto->ct_timeout = 10; 1376 hp = &cto->ct_syshandle; 1377 } 1378 1379 if (isp_save_xs_tgt(isp, ccb, hp)) { 1380 xpt_print_path(ccb->ccb_h.path); 1381 printf("No XFLIST pointers for isp_target_start_ctio\n"); 1382 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1383 goto out; 1384 } 1385 1386 1387 /* 1388 * Call the dma setup routines for this entry (and any subsequent 1389 * CTIOs) if there's data to move, and then tell the f/w it's got 1390 * new things to play with. As with isp_start's usage of DMA setup, 1391 * any swizzling is done in the machine dependent layer. Because 1392 * of this, we put the request onto the queue area first in native 1393 * format. 1394 */ 1395 1396 save_handle = *hp; 1397 1398 switch (ISP_DMASETUP(isp, cso, (ispreq_t *) local, &nxti, optr)) { 1399 case CMD_QUEUED: 1400 ISP_ADD_REQUEST(isp, nxti); 1401 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1402 return; 1403 1404 case CMD_EAGAIN: 1405 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1406 break; 1407 1408 default: 1409 break; 1410 } 1411 isp_destroy_tgt_handle(isp, save_handle); 1412 1413 out: 1414 ISPLOCK_2_CAMLOCK(isp); 1415 xpt_done(ccb); 1416 CAMLOCK_2_ISPLOCK(isp); 1417 } 1418 1419 static void 1420 isp_refire_putback_atio(void *arg) 1421 { 1422 int s = splcam(); 1423 isp_target_putback_atio(arg); 1424 splx(s); 1425 } 1426 1427 static void 1428 isp_target_putback_atio(union ccb *ccb) 1429 { 1430 ispsoftc_t *isp; 1431 struct ccb_scsiio *cso; 1432 uint16_t nxti, optr; 1433 void *qe; 1434 1435 isp = XS_ISP(ccb); 1436 1437 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1438 (void) timeout(isp_refire_putback_atio, ccb, 10); 1439 isp_prt(isp, ISP_LOGWARN, 1440 "isp_target_putback_atio: Request Queue Overflow"); 1441 return; 1442 } 1443 bzero(qe, QENTRY_LEN); 1444 cso = &ccb->csio; 1445 if (IS_FC(isp)) { 1446 at2_entry_t local, *at = &local; 1447 MEMZERO(at, sizeof (at2_entry_t)); 1448 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1449 at->at_header.rqs_entry_count = 1; 1450 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) != 0) { 1451 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1452 } else { 1453 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1454 } 1455 at->at_status = CT_OK; 1456 at->at_rxid = cso->tag_id; 1457 at->at_iid = cso->ccb_h.target_id; 1458 isp_put_atio2(isp, at, qe); 1459 } else { 1460 at_entry_t local, *at = &local; 1461 MEMZERO(at, sizeof (at_entry_t)); 1462 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1463 at->at_header.rqs_entry_count = 1; 1464 at->at_iid = cso->init_id; 1465 at->at_iid |= XS_CHANNEL(ccb) << 7; 1466 at->at_tgt = cso->ccb_h.target_id; 1467 at->at_lun = cso->ccb_h.target_lun; 1468 at->at_status = CT_OK; 1469 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1470 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1471 isp_put_atio(isp, at, qe); 1472 } 1473 ISP_TDQE(isp, "isp_target_putback_atio", (int) optr, qe); 1474 ISP_ADD_REQUEST(isp, nxti); 1475 isp_complete_ctio(ccb); 1476 } 1477 1478 static void 1479 isp_complete_ctio(union ccb *ccb) 1480 { 1481 ISPLOCK_2_CAMLOCK(isp); 1482 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1483 ccb->ccb_h.status |= CAM_REQ_CMP; 1484 } 1485 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1486 xpt_done(ccb); 1487 CAMLOCK_2_ISPLOCK(isp); 1488 } 1489 1490 /* 1491 * Handle ATIO stuff that the generic code can't. 1492 * This means handling CDBs. 1493 */ 1494 1495 static int 1496 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1497 { 1498 tstate_t *tptr; 1499 int status, bus, iswildcard; 1500 struct ccb_accept_tio *atiop; 1501 1502 /* 1503 * The firmware status (except for the QLTM_SVALID bit) 1504 * indicates why this ATIO was sent to us. 1505 * 1506 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1507 * 1508 * If the DISCONNECTS DISABLED bit is set in the flags field, 1509 * we're still connected on the SCSI bus. 1510 */ 1511 status = aep->at_status; 1512 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1513 /* 1514 * Bus Phase Sequence error. We should have sense data 1515 * suggested by the f/w. I'm not sure quite yet what 1516 * to do about this for CAM. 1517 */ 1518 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1519 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1520 return (0); 1521 } 1522 if ((status & ~QLTM_SVALID) != AT_CDB) { 1523 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", 1524 status); 1525 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1526 return (0); 1527 } 1528 1529 bus = GET_BUS_VAL(aep->at_iid); 1530 tptr = get_lun_statep(isp, bus, aep->at_lun); 1531 if (tptr == NULL) { 1532 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1533 if (tptr == NULL) { 1534 /* 1535 * Because we can't autofeed sense data back with 1536 * a command for parallel SCSI, we can't give back 1537 * a CHECK CONDITION. We'll give back a BUSY status 1538 * instead. This works out okay because the only 1539 * time we should, in fact, get this, is in the 1540 * case that somebody configured us without the 1541 * blackhole driver, so they get what they deserve. 1542 */ 1543 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1544 return (0); 1545 } 1546 iswildcard = 1; 1547 } else { 1548 iswildcard = 0; 1549 } 1550 1551 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1552 if (atiop == NULL) { 1553 /* 1554 * Because we can't autofeed sense data back with 1555 * a command for parallel SCSI, we can't give back 1556 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1557 * instead. This works out okay because the only time we 1558 * should, in fact, get this, is in the case that we've 1559 * run out of ATIOS. 1560 */ 1561 xpt_print_path(tptr->owner); 1562 isp_prt(isp, ISP_LOGWARN, 1563 "no ATIOS for lun %d from initiator %d on channel %d", 1564 aep->at_lun, GET_IID_VAL(aep->at_iid), bus); 1565 if (aep->at_flags & AT_TQAE) 1566 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1567 else 1568 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1569 rls_lun_statep(isp, tptr); 1570 return (0); 1571 } 1572 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1573 tptr->atio_count--; 1574 isp_prt(isp, ISP_LOGTDEBUG0, "Take FREE ATIO lun %d, count now %d", 1575 aep->at_lun, tptr->atio_count); 1576 if (iswildcard) { 1577 atiop->ccb_h.target_id = aep->at_tgt; 1578 atiop->ccb_h.target_lun = aep->at_lun; 1579 } 1580 if (aep->at_flags & AT_NODISC) { 1581 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1582 } else { 1583 atiop->ccb_h.flags = 0; 1584 } 1585 1586 if (status & QLTM_SVALID) { 1587 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1588 atiop->sense_len = amt; 1589 MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1590 } else { 1591 atiop->sense_len = 0; 1592 } 1593 1594 atiop->init_id = GET_IID_VAL(aep->at_iid); 1595 atiop->cdb_len = aep->at_cdblen; 1596 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1597 atiop->ccb_h.status = CAM_CDB_RECVD; 1598 /* 1599 * Construct a tag 'id' based upon tag value (which may be 0..255) 1600 * and the handle (which we have to preserve). 1601 */ 1602 AT_MAKE_TAGID(atiop->tag_id, device_get_unit(isp->isp_dev), aep); 1603 if (aep->at_flags & AT_TQAE) { 1604 atiop->tag_action = aep->at_tag_type; 1605 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1606 } 1607 xpt_done((union ccb*)atiop); 1608 isp_prt(isp, ISP_LOGTDEBUG0, 1609 "ATIO[%x] CDB=0x%x bus %d iid%d->lun%d tag 0x%x ttype 0x%x %s", 1610 aep->at_handle, aep->at_cdb[0] & 0xff, GET_BUS_VAL(aep->at_iid), 1611 GET_IID_VAL(aep->at_iid), aep->at_lun, aep->at_tag_val & 0xff, 1612 aep->at_tag_type, (aep->at_flags & AT_NODISC)? 1613 "nondisc" : "disconnecting"); 1614 rls_lun_statep(isp, tptr); 1615 return (0); 1616 } 1617 1618 static int 1619 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1620 { 1621 lun_id_t lun; 1622 tstate_t *tptr; 1623 struct ccb_accept_tio *atiop; 1624 atio_private_data_t *atp; 1625 1626 /* 1627 * The firmware status (except for the QLTM_SVALID bit) 1628 * indicates why this ATIO was sent to us. 1629 * 1630 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1631 */ 1632 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1633 isp_prt(isp, ISP_LOGWARN, 1634 "bogus atio (0x%x) leaked to platform", aep->at_status); 1635 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1636 return (0); 1637 } 1638 1639 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) != 0) { 1640 lun = aep->at_scclun; 1641 } else { 1642 lun = aep->at_lun; 1643 } 1644 tptr = get_lun_statep(isp, 0, lun); 1645 if (tptr == NULL) { 1646 isp_prt(isp, ISP_LOGTDEBUG0, 1647 "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1648 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1649 if (tptr == NULL) { 1650 isp_endcmd(isp, aep, 1651 SCSI_STATUS_CHECK_COND | ECMD_SVALID | 1652 (0x5 << 12) | (0x25 << 16), 0); 1653 return (0); 1654 } 1655 } 1656 1657 atp = isp_get_atpd(isp, 0); 1658 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1659 if (atiop == NULL || atp == NULL) { 1660 1661 /* 1662 * Because we can't autofeed sense data back with 1663 * a command for parallel SCSI, we can't give back 1664 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1665 * instead. This works out okay because the only time we 1666 * should, in fact, get this, is in the case that we've 1667 * run out of ATIOS. 1668 */ 1669 xpt_print_path(tptr->owner); 1670 isp_prt(isp, ISP_LOGWARN, 1671 "no %s for lun %d from initiator %d", 1672 (atp == NULL && atiop == NULL)? "ATIO2s *or* ATPS" : 1673 ((atp == NULL)? "ATPs" : "ATIO2s"), lun, aep->at_iid); 1674 rls_lun_statep(isp, tptr); 1675 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1676 return (0); 1677 } 1678 atp->state = ATPD_STATE_ATIO; 1679 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1680 tptr->atio_count--; 1681 isp_prt(isp, ISP_LOGTDEBUG0, "Take FREE ATIO lun %d, count now %d", 1682 lun, tptr->atio_count); 1683 1684 if (tptr == &isp->isp_osinfo.tsdflt[0]) { 1685 atiop->ccb_h.target_id = 1686 ((fcparam *)isp->isp_param)->isp_loopid; 1687 atiop->ccb_h.target_lun = lun; 1688 } 1689 /* 1690 * We don't get 'suggested' sense data as we do with SCSI cards. 1691 */ 1692 atiop->sense_len = 0; 1693 1694 atiop->init_id = aep->at_iid; 1695 atiop->cdb_len = ATIO2_CDBLEN; 1696 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1697 atiop->ccb_h.status = CAM_CDB_RECVD; 1698 atiop->tag_id = aep->at_rxid; 1699 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1700 case ATIO2_TC_ATTR_SIMPLEQ: 1701 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1702 break; 1703 case ATIO2_TC_ATTR_HEADOFQ: 1704 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1705 break; 1706 case ATIO2_TC_ATTR_ORDERED: 1707 atiop->tag_action = MSG_ORDERED_Q_TAG; 1708 break; 1709 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1710 case ATIO2_TC_ATTR_UNTAGGED: 1711 default: 1712 atiop->tag_action = 0; 1713 break; 1714 } 1715 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 1716 1717 atp->tag = atiop->tag_id; 1718 atp->lun = lun; 1719 atp->orig_datalen = aep->at_datalen; 1720 atp->last_xframt = 0; 1721 atp->bytes_xfered = 0; 1722 atp->state = ATPD_STATE_CAM; 1723 ISPLOCK_2_CAMLOCK(siP); 1724 xpt_done((union ccb*)atiop); 1725 1726 isp_prt(isp, ISP_LOGTDEBUG0, 1727 "ATIO2[%x] CDB=0x%x iid%d->lun%d tattr 0x%x datalen %u", 1728 aep->at_rxid, aep->at_cdb[0] & 0xff, aep->at_iid, 1729 lun, aep->at_taskflags, aep->at_datalen); 1730 rls_lun_statep(isp, tptr); 1731 return (0); 1732 } 1733 1734 static int 1735 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 1736 { 1737 union ccb *ccb; 1738 int sentstatus, ok, notify_cam, resid = 0; 1739 uint16_t tval; 1740 1741 /* 1742 * CTIO and CTIO2 are close enough.... 1743 */ 1744 1745 ccb = isp_find_xs_tgt(isp, ((ct_entry_t *)arg)->ct_syshandle); 1746 KASSERT((ccb != NULL), ("null ccb in isp_handle_platform_ctio")); 1747 isp_destroy_tgt_handle(isp, ((ct_entry_t *)arg)->ct_syshandle); 1748 1749 if (IS_FC(isp)) { 1750 ct2_entry_t *ct = arg; 1751 atio_private_data_t *atp = isp_get_atpd(isp, ct->ct_rxid); 1752 if (atp == NULL) { 1753 isp_prt(isp, ISP_LOGERR, 1754 "cannot find adjunct for %x after I/O", 1755 ct->ct_rxid); 1756 return (0); 1757 } 1758 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 1759 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1760 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 1761 ccb->ccb_h.status |= CAM_SENT_SENSE; 1762 } 1763 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1764 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 1765 resid = ct->ct_resid; 1766 atp->bytes_xfered += (atp->last_xframt - resid); 1767 atp->last_xframt = 0; 1768 } 1769 if (sentstatus || !ok) { 1770 atp->tag = 0; 1771 } 1772 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, 1773 "CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", 1774 ct->ct_rxid, ct->ct_status, ct->ct_flags, 1775 (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, 1776 resid, sentstatus? "FIN" : "MID"); 1777 tval = ct->ct_rxid; 1778 1779 /* XXX: should really come after isp_complete_ctio */ 1780 atp->state = ATPD_STATE_PDON; 1781 } else { 1782 ct_entry_t *ct = arg; 1783 sentstatus = ct->ct_flags & CT_SENDSTATUS; 1784 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1785 /* 1786 * We *ought* to be able to get back to the original ATIO 1787 * here, but for some reason this gets lost. It's just as 1788 * well because it's squirrelled away as part of periph 1789 * private data. 1790 * 1791 * We can live without it as long as we continue to use 1792 * the auto-replenish feature for CTIOs. 1793 */ 1794 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1795 if (ct->ct_status & QLTM_SVALID) { 1796 char *sp = (char *)ct; 1797 sp += CTIO_SENSE_OFFSET; 1798 ccb->csio.sense_len = 1799 min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 1800 MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 1801 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 1802 } 1803 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 1804 resid = ct->ct_resid; 1805 } 1806 isp_prt(isp, ISP_LOGTDEBUG0, 1807 "CTIO[%x] tag %x iid %d lun %d sts %x flg %x resid %d %s", 1808 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, 1809 ct->ct_status, ct->ct_flags, resid, 1810 sentstatus? "FIN" : "MID"); 1811 tval = ct->ct_fwhandle; 1812 } 1813 ccb->csio.resid += resid; 1814 1815 /* 1816 * We're here either because intermediate data transfers are done 1817 * and/or the final status CTIO (which may have joined with a 1818 * Data Transfer) is done. 1819 * 1820 * In any case, for this platform, the upper layers figure out 1821 * what to do next, so all we do here is collect status and 1822 * pass information along. Any DMA handles have already been 1823 * freed. 1824 */ 1825 if (notify_cam == 0) { 1826 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 1827 return (0); 1828 } 1829 1830 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", 1831 (sentstatus)? " FINAL " : "MIDTERM ", tval); 1832 1833 if (!ok) { 1834 isp_target_putback_atio(ccb); 1835 } else { 1836 isp_complete_ctio(ccb); 1837 1838 } 1839 return (0); 1840 } 1841 1842 static int 1843 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inp) 1844 { 1845 return (0); /* XXXX */ 1846 } 1847 1848 static int 1849 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 1850 { 1851 1852 switch (inp->in_status) { 1853 case IN_PORT_LOGOUT: 1854 isp_prt(isp, ISP_LOGWARN, "port logout of iid %d", 1855 inp->in_iid); 1856 break; 1857 case IN_PORT_CHANGED: 1858 isp_prt(isp, ISP_LOGWARN, "port changed for iid %d", 1859 inp->in_iid); 1860 break; 1861 case IN_GLOBAL_LOGO: 1862 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 1863 break; 1864 case IN_ABORT_TASK: 1865 { 1866 atio_private_data_t *atp = isp_get_atpd(isp, inp->in_seqid); 1867 struct ccb_immed_notify *inot = NULL; 1868 1869 if (atp) { 1870 tstate_t *tptr = get_lun_statep(isp, 0, atp->lun); 1871 if (tptr) { 1872 inot = (struct ccb_immed_notify *) 1873 SLIST_FIRST(&tptr->inots); 1874 if (inot) { 1875 tptr->inot_count--; 1876 SLIST_REMOVE_HEAD(&tptr->inots, 1877 sim_links.sle); 1878 isp_prt(isp, ISP_LOGTDEBUG0, 1879 "Take FREE INOT count now %d", 1880 tptr->inot_count); 1881 } 1882 } 1883 isp_prt(isp, ISP_LOGWARN, 1884 "abort task RX_ID %x IID %d state %d", 1885 inp->in_seqid, inp->in_iid, atp->state); 1886 } else { 1887 isp_prt(isp, ISP_LOGWARN, 1888 "abort task RX_ID %x from iid %d, state unknown", 1889 inp->in_seqid, inp->in_iid); 1890 } 1891 if (inot) { 1892 inot->initiator_id = inp->in_iid; 1893 inot->sense_len = 0; 1894 inot->message_args[0] = MSG_ABORT_TAG; 1895 inot->message_args[1] = inp->in_seqid & 0xff; 1896 inot->message_args[2] = (inp->in_seqid >> 8) & 0xff; 1897 inot->ccb_h.status = CAM_MESSAGE_RECV|CAM_DEV_QFRZN; 1898 xpt_done((union ccb *)inot); 1899 } 1900 break; 1901 } 1902 default: 1903 break; 1904 } 1905 return (0); 1906 } 1907 #endif 1908 1909 static void 1910 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 1911 { 1912 struct cam_sim *sim; 1913 ispsoftc_t *isp; 1914 1915 sim = (struct cam_sim *)cbarg; 1916 isp = (ispsoftc_t *) cam_sim_softc(sim); 1917 switch (code) { 1918 case AC_LOST_DEVICE: 1919 if (IS_SCSI(isp)) { 1920 uint16_t oflags, nflags; 1921 sdparam *sdp = isp->isp_param; 1922 int tgt; 1923 1924 tgt = xpt_path_target_id(path); 1925 if (tgt >= 0) { 1926 sdp += cam_sim_bus(sim); 1927 ISP_LOCK(isp); 1928 nflags = sdp->isp_devparam[tgt].nvrm_flags; 1929 #ifndef ISP_TARGET_MODE 1930 nflags &= DPARM_SAFE_DFLT; 1931 if (isp->isp_loaded_fw) { 1932 nflags |= DPARM_NARROW | DPARM_ASYNC; 1933 } 1934 #else 1935 nflags = DPARM_DEFAULT; 1936 #endif 1937 oflags = sdp->isp_devparam[tgt].goal_flags; 1938 sdp->isp_devparam[tgt].goal_flags = nflags; 1939 sdp->isp_devparam[tgt].dev_update = 1; 1940 isp->isp_update |= (1 << cam_sim_bus(sim)); 1941 (void) isp_control(isp, 1942 ISPCTL_UPDATE_PARAMS, NULL); 1943 sdp->isp_devparam[tgt].goal_flags = oflags; 1944 ISP_UNLOCK(isp); 1945 } 1946 } 1947 break; 1948 default: 1949 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 1950 break; 1951 } 1952 } 1953 1954 static void 1955 isp_poll(struct cam_sim *sim) 1956 { 1957 ispsoftc_t *isp = cam_sim_softc(sim); 1958 uint16_t isr, sema, mbox; 1959 1960 ISP_LOCK(isp); 1961 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 1962 isp_intr(isp, isr, sema, mbox); 1963 } 1964 ISP_UNLOCK(isp); 1965 } 1966 1967 1968 static void 1969 isp_watchdog(void *arg) 1970 { 1971 XS_T *xs = arg; 1972 ispsoftc_t *isp = XS_ISP(xs); 1973 uint32_t handle; 1974 int iok; 1975 1976 /* 1977 * We've decided this command is dead. Make sure we're not trying 1978 * to kill a command that's already dead by getting it's handle and 1979 * and seeing whether it's still alive. 1980 */ 1981 ISP_LOCK(isp); 1982 iok = isp->isp_osinfo.intsok; 1983 isp->isp_osinfo.intsok = 0; 1984 handle = isp_find_handle(isp, xs); 1985 if (handle) { 1986 uint16_t isr, sema, mbox; 1987 1988 if (XS_CMD_DONE_P(xs)) { 1989 isp_prt(isp, ISP_LOGDEBUG1, 1990 "watchdog found done cmd (handle 0x%x)", handle); 1991 ISP_UNLOCK(isp); 1992 return; 1993 } 1994 1995 if (XS_CMD_WDOG_P(xs)) { 1996 isp_prt(isp, ISP_LOGDEBUG2, 1997 "recursive watchdog (handle 0x%x)", handle); 1998 ISP_UNLOCK(isp); 1999 return; 2000 } 2001 2002 XS_CMD_S_WDOG(xs); 2003 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2004 isp_intr(isp, isr, sema, mbox); 2005 } 2006 if (XS_CMD_DONE_P(xs)) { 2007 isp_prt(isp, ISP_LOGDEBUG2, 2008 "watchdog cleanup for handle 0x%x", handle); 2009 xpt_done((union ccb *) xs); 2010 } else if (XS_CMD_GRACE_P(xs)) { 2011 /* 2012 * Make sure the command is *really* dead before we 2013 * release the handle (and DMA resources) for reuse. 2014 */ 2015 (void) isp_control(isp, ISPCTL_ABORT_CMD, arg); 2016 2017 /* 2018 * After this point, the comamnd is really dead. 2019 */ 2020 if (XS_XFRLEN(xs)) { 2021 ISP_DMAFREE(isp, xs, handle); 2022 } 2023 isp_destroy_handle(isp, handle); 2024 xpt_print_path(xs->ccb_h.path); 2025 isp_prt(isp, ISP_LOGWARN, 2026 "watchdog timeout for handle 0x%x", handle); 2027 XS_SETERR(xs, CAM_CMD_TIMEOUT); 2028 XS_CMD_C_WDOG(xs); 2029 isp_done(xs); 2030 } else { 2031 uint16_t nxti, optr; 2032 ispreq_t local, *mp= &local, *qe; 2033 2034 XS_CMD_C_WDOG(xs); 2035 xs->ccb_h.timeout_ch = timeout(isp_watchdog, xs, hz); 2036 if (isp_getrqentry(isp, &nxti, &optr, (void **) &qe)) { 2037 ISP_UNLOCK(isp); 2038 return; 2039 } 2040 XS_CMD_S_GRACE(xs); 2041 MEMZERO((void *) mp, sizeof (*mp)); 2042 mp->req_header.rqs_entry_count = 1; 2043 mp->req_header.rqs_entry_type = RQSTYPE_MARKER; 2044 mp->req_modifier = SYNC_ALL; 2045 mp->req_target = XS_CHANNEL(xs) << 7; 2046 isp_put_request(isp, mp, qe); 2047 ISP_ADD_REQUEST(isp, nxti); 2048 } 2049 } else { 2050 isp_prt(isp, ISP_LOGDEBUG2, "watchdog with no command"); 2051 } 2052 isp->isp_osinfo.intsok = iok; 2053 ISP_UNLOCK(isp); 2054 } 2055 2056 static void 2057 isp_kthread(void *arg) 2058 { 2059 ispsoftc_t *isp = arg; 2060 2061 2062 #if __FreeBSD_version < 500000 2063 int s; 2064 2065 s = splcam(); 2066 isp->isp_osinfo.intsok = 1; 2067 #else 2068 #ifdef ISP_SMPLOCK 2069 mtx_lock(&isp->isp_lock); 2070 #else 2071 mtx_lock(&Giant); 2072 #endif 2073 #endif 2074 /* 2075 * The first loop is for our usage where we have yet to have 2076 * gotten good fibre channel state. 2077 */ 2078 for (;;) { 2079 int wasfrozen; 2080 2081 isp_prt(isp, ISP_LOGDEBUG0, "kthread: checking FC state"); 2082 while (isp_fc_runstate(isp, 2 * 1000000) != 0) { 2083 isp_prt(isp, ISP_LOGDEBUG0, "kthread: FC state ungood"); 2084 if (FCPARAM(isp)->isp_fwstate != FW_READY || 2085 FCPARAM(isp)->isp_loopstate < LOOP_PDB_RCVD) { 2086 if (FCPARAM(isp)->loop_seen_once == 0 || 2087 isp->isp_osinfo.ktmature == 0) { 2088 break; 2089 } 2090 } 2091 #ifdef ISP_SMPLOCK 2092 msleep(isp_kthread, &isp->isp_lock, 2093 PRIBIO, "isp_fcthrd", hz); 2094 #else 2095 (void) tsleep(isp_kthread, PRIBIO, "isp_fcthrd", hz); 2096 #endif 2097 } 2098 2099 /* 2100 * Even if we didn't get good loop state we may be 2101 * unfreezing the SIMQ so that we can kill off 2102 * commands (if we've never seen loop before, for example). 2103 */ 2104 isp->isp_osinfo.ktmature = 1; 2105 wasfrozen = isp->isp_osinfo.simqfrozen & SIMQFRZ_LOOPDOWN; 2106 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_LOOPDOWN; 2107 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 2108 isp_prt(isp, ISP_LOGDEBUG0, "kthread: releasing simq"); 2109 ISPLOCK_2_CAMLOCK(isp); 2110 xpt_release_simq(isp->isp_sim, 1); 2111 CAMLOCK_2_ISPLOCK(isp); 2112 } 2113 isp_prt(isp, ISP_LOGDEBUG0, "kthread: waiting until called"); 2114 #if __FreeBSD_version < 500000 2115 tsleep(&isp->isp_osinfo.kproc, PRIBIO, "isp_fc_worker", 0); 2116 #else 2117 #ifdef ISP_SMPLOCK 2118 cv_wait(&isp->isp_osinfo.kthread_cv, &isp->isp_lock); 2119 #else 2120 (void) tsleep(&isp->isp_osinfo.kthread_cv, PRIBIO, "fc_cv", 0); 2121 #endif 2122 #endif 2123 } 2124 } 2125 2126 static void 2127 isp_action(struct cam_sim *sim, union ccb *ccb) 2128 { 2129 int bus, tgt, error; 2130 ispsoftc_t *isp; 2131 struct ccb_trans_settings *cts; 2132 2133 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 2134 2135 isp = (ispsoftc_t *)cam_sim_softc(sim); 2136 ccb->ccb_h.sim_priv.entries[0].field = 0; 2137 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2138 if (isp->isp_state != ISP_RUNSTATE && 2139 ccb->ccb_h.func_code == XPT_SCSI_IO) { 2140 CAMLOCK_2_ISPLOCK(isp); 2141 isp_init(isp); 2142 if (isp->isp_state != ISP_INITSTATE) { 2143 ISP_UNLOCK(isp); 2144 /* 2145 * Lie. Say it was a selection timeout. 2146 */ 2147 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 2148 xpt_freeze_devq(ccb->ccb_h.path, 1); 2149 xpt_done(ccb); 2150 return; 2151 } 2152 isp->isp_state = ISP_RUNSTATE; 2153 ISPLOCK_2_CAMLOCK(isp); 2154 } 2155 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 2156 2157 2158 switch (ccb->ccb_h.func_code) { 2159 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 2160 /* 2161 * Do a couple of preliminary checks... 2162 */ 2163 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 2164 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 2165 ccb->ccb_h.status = CAM_REQ_INVALID; 2166 xpt_done(ccb); 2167 break; 2168 } 2169 } 2170 #ifdef DIAGNOSTIC 2171 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 2172 ccb->ccb_h.status = CAM_PATH_INVALID; 2173 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 2174 ccb->ccb_h.status = CAM_PATH_INVALID; 2175 } 2176 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 2177 isp_prt(isp, ISP_LOGERR, 2178 "invalid tgt/lun (%d.%d) in XPT_SCSI_IO", 2179 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 2180 xpt_done(ccb); 2181 break; 2182 } 2183 #endif 2184 ((struct ccb_scsiio *) ccb)->scsi_status = SCSI_STATUS_OK; 2185 CAMLOCK_2_ISPLOCK(isp); 2186 error = isp_start((XS_T *) ccb); 2187 switch (error) { 2188 case CMD_QUEUED: 2189 ccb->ccb_h.status |= CAM_SIM_QUEUED; 2190 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 2191 uint64_t ticks = (uint64_t) hz; 2192 if (ccb->ccb_h.timeout == CAM_TIME_DEFAULT) 2193 ticks = 60 * 1000 * ticks; 2194 else 2195 ticks = ccb->ccb_h.timeout * hz; 2196 ticks = ((ticks + 999) / 1000) + hz + hz; 2197 if (ticks >= 0x80000000) { 2198 isp_prt(isp, ISP_LOGERR, 2199 "timeout overflow"); 2200 ticks = 0x7fffffff; 2201 } 2202 ccb->ccb_h.timeout_ch = timeout(isp_watchdog, 2203 (caddr_t)ccb, (int)ticks); 2204 } else { 2205 callout_handle_init(&ccb->ccb_h.timeout_ch); 2206 } 2207 ISPLOCK_2_CAMLOCK(isp); 2208 break; 2209 case CMD_RQLATER: 2210 /* 2211 * This can only happen for Fibre Channel 2212 */ 2213 KASSERT((IS_FC(isp)), ("CMD_RQLATER for FC only")); 2214 if (FCPARAM(isp)->loop_seen_once == 0 && 2215 isp->isp_osinfo.ktmature) { 2216 ISPLOCK_2_CAMLOCK(isp); 2217 XS_SETERR(ccb, CAM_SEL_TIMEOUT); 2218 xpt_done(ccb); 2219 break; 2220 } 2221 #if __FreeBSD_version < 500000 2222 wakeup(&isp->isp_osinfo.kproc); 2223 #else 2224 #ifdef ISP_SMPLOCK 2225 cv_signal(&isp->isp_osinfo.kthread_cv); 2226 #else 2227 wakeup(&isp->isp_osinfo.kthread_cv); 2228 #endif 2229 #endif 2230 isp_freeze_loopdown(isp, "isp_action(RQLATER)"); 2231 XS_SETERR(ccb, CAM_REQUEUE_REQ); 2232 ISPLOCK_2_CAMLOCK(isp); 2233 xpt_done(ccb); 2234 break; 2235 case CMD_EAGAIN: 2236 XS_SETERR(ccb, CAM_REQUEUE_REQ); 2237 ISPLOCK_2_CAMLOCK(isp); 2238 xpt_done(ccb); 2239 break; 2240 case CMD_COMPLETE: 2241 isp_done((struct ccb_scsiio *) ccb); 2242 ISPLOCK_2_CAMLOCK(isp); 2243 break; 2244 default: 2245 isp_prt(isp, ISP_LOGERR, 2246 "What's this? 0x%x at %d in file %s", 2247 error, __LINE__, __FILE__); 2248 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 2249 xpt_done(ccb); 2250 ISPLOCK_2_CAMLOCK(isp); 2251 } 2252 break; 2253 2254 #ifdef ISP_TARGET_MODE 2255 case XPT_EN_LUN: /* Enable LUN as a target */ 2256 { 2257 int seq, iok, i; 2258 CAMLOCK_2_ISPLOCK(isp); 2259 iok = isp->isp_osinfo.intsok; 2260 isp->isp_osinfo.intsok = 0; 2261 seq = isp_en_lun(isp, ccb); 2262 if (seq < 0) { 2263 isp->isp_osinfo.intsok = iok; 2264 ISPLOCK_2_CAMLOCK(isp); 2265 xpt_done(ccb); 2266 break; 2267 } 2268 for (i = 0; isp->isp_osinfo.leact[seq] && i < 30 * 1000; i++) { 2269 uint16_t isr, sema, mbox; 2270 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2271 isp_intr(isp, isr, sema, mbox); 2272 } 2273 DELAY(1000); 2274 } 2275 isp->isp_osinfo.intsok = iok; 2276 ISPLOCK_2_CAMLOCK(isp); 2277 break; 2278 } 2279 case XPT_NOTIFY_ACK: /* recycle notify ack */ 2280 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 2281 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 2282 { 2283 tstate_t *tptr = 2284 get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 2285 if (tptr == NULL) { 2286 ccb->ccb_h.status = CAM_LUN_INVALID; 2287 xpt_done(ccb); 2288 break; 2289 } 2290 ccb->ccb_h.sim_priv.entries[0].field = 0; 2291 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2292 ccb->ccb_h.flags = 0; 2293 2294 CAMLOCK_2_ISPLOCK(isp); 2295 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 2296 /* 2297 * Note that the command itself may not be done- 2298 * it may not even have had the first CTIO sent. 2299 */ 2300 tptr->atio_count++; 2301 isp_prt(isp, ISP_LOGTDEBUG0, 2302 "Put FREE ATIO, lun %d, count now %d", 2303 ccb->ccb_h.target_lun, tptr->atio_count); 2304 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, 2305 sim_links.sle); 2306 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 2307 tptr->inot_count++; 2308 isp_prt(isp, ISP_LOGTDEBUG0, 2309 "Put FREE INOT, lun %d, count now %d", 2310 ccb->ccb_h.target_lun, tptr->inot_count); 2311 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, 2312 sim_links.sle); 2313 } else { 2314 isp_prt(isp, ISP_LOGWARN, "Got Notify ACK");; 2315 } 2316 rls_lun_statep(isp, tptr); 2317 ccb->ccb_h.status = CAM_REQ_INPROG; 2318 ISPLOCK_2_CAMLOCK(isp); 2319 break; 2320 } 2321 case XPT_CONT_TARGET_IO: 2322 { 2323 CAMLOCK_2_ISPLOCK(isp); 2324 isp_target_start_ctio(isp, ccb); 2325 ISPLOCK_2_CAMLOCK(isp); 2326 break; 2327 } 2328 #endif 2329 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 2330 2331 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 2332 tgt = ccb->ccb_h.target_id; 2333 tgt |= (bus << 16); 2334 2335 CAMLOCK_2_ISPLOCK(isp); 2336 error = isp_control(isp, ISPCTL_RESET_DEV, &tgt); 2337 ISPLOCK_2_CAMLOCK(isp); 2338 if (error) { 2339 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2340 } else { 2341 ccb->ccb_h.status = CAM_REQ_CMP; 2342 } 2343 xpt_done(ccb); 2344 break; 2345 case XPT_ABORT: /* Abort the specified CCB */ 2346 { 2347 union ccb *accb = ccb->cab.abort_ccb; 2348 CAMLOCK_2_ISPLOCK(isp); 2349 switch (accb->ccb_h.func_code) { 2350 #ifdef ISP_TARGET_MODE 2351 case XPT_ACCEPT_TARGET_IO: 2352 case XPT_IMMED_NOTIFY: 2353 ccb->ccb_h.status = isp_abort_tgt_ccb(isp, ccb); 2354 break; 2355 case XPT_CONT_TARGET_IO: 2356 isp_prt(isp, ISP_LOGERR, "cannot abort CTIOs yet"); 2357 ccb->ccb_h.status = CAM_UA_ABORT; 2358 break; 2359 #endif 2360 case XPT_SCSI_IO: 2361 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 2362 if (error) { 2363 ccb->ccb_h.status = CAM_UA_ABORT; 2364 } else { 2365 ccb->ccb_h.status = CAM_REQ_CMP; 2366 } 2367 break; 2368 default: 2369 ccb->ccb_h.status = CAM_REQ_INVALID; 2370 break; 2371 } 2372 ISPLOCK_2_CAMLOCK(isp); 2373 xpt_done(ccb); 2374 break; 2375 } 2376 #ifdef CAM_NEW_TRAN_CODE 2377 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 2378 #else 2379 #define IS_CURRENT_SETTINGS(c) (c->flags & CCB_TRANS_CURRENT_SETTINGS) 2380 #endif 2381 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 2382 cts = &ccb->cts; 2383 if (!IS_CURRENT_SETTINGS(cts)) { 2384 ccb->ccb_h.status = CAM_REQ_INVALID; 2385 xpt_done(ccb); 2386 break; 2387 } 2388 tgt = cts->ccb_h.target_id; 2389 CAMLOCK_2_ISPLOCK(isp); 2390 if (IS_SCSI(isp)) { 2391 #ifndef CAM_NEW_TRAN_CODE 2392 sdparam *sdp = isp->isp_param; 2393 uint16_t *dptr; 2394 2395 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2396 2397 sdp += bus; 2398 /* 2399 * We always update (internally) from goal_flags 2400 * so any request to change settings just gets 2401 * vectored to that location. 2402 */ 2403 dptr = &sdp->isp_devparam[tgt].goal_flags; 2404 2405 /* 2406 * Note that these operations affect the 2407 * the goal flags (goal_flags)- not 2408 * the current state flags. Then we mark 2409 * things so that the next operation to 2410 * this HBA will cause the update to occur. 2411 */ 2412 if (cts->valid & CCB_TRANS_DISC_VALID) { 2413 if ((cts->flags & CCB_TRANS_DISC_ENB) != 0) { 2414 *dptr |= DPARM_DISC; 2415 } else { 2416 *dptr &= ~DPARM_DISC; 2417 } 2418 } 2419 if (cts->valid & CCB_TRANS_TQ_VALID) { 2420 if ((cts->flags & CCB_TRANS_TAG_ENB) != 0) { 2421 *dptr |= DPARM_TQING; 2422 } else { 2423 *dptr &= ~DPARM_TQING; 2424 } 2425 } 2426 if (cts->valid & CCB_TRANS_BUS_WIDTH_VALID) { 2427 switch (cts->bus_width) { 2428 case MSG_EXT_WDTR_BUS_16_BIT: 2429 *dptr |= DPARM_WIDE; 2430 break; 2431 default: 2432 *dptr &= ~DPARM_WIDE; 2433 } 2434 } 2435 /* 2436 * Any SYNC RATE of nonzero and SYNC_OFFSET 2437 * of nonzero will cause us to go to the 2438 * selected (from NVRAM) maximum value for 2439 * this device. At a later point, we'll 2440 * allow finer control. 2441 */ 2442 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && 2443 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) && 2444 (cts->sync_offset > 0)) { 2445 *dptr |= DPARM_SYNC; 2446 } else { 2447 *dptr &= ~DPARM_SYNC; 2448 } 2449 *dptr |= DPARM_SAFE_DFLT; 2450 #else 2451 struct ccb_trans_settings_scsi *scsi = 2452 &cts->proto_specific.scsi; 2453 struct ccb_trans_settings_spi *spi = 2454 &cts->xport_specific.spi; 2455 sdparam *sdp = isp->isp_param; 2456 uint16_t *dptr; 2457 2458 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2459 sdp += bus; 2460 /* 2461 * We always update (internally) from goal_flags 2462 * so any request to change settings just gets 2463 * vectored to that location. 2464 */ 2465 dptr = &sdp->isp_devparam[tgt].goal_flags; 2466 2467 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 2468 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 2469 *dptr |= DPARM_DISC; 2470 else 2471 *dptr &= ~DPARM_DISC; 2472 } 2473 2474 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 2475 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 2476 *dptr |= DPARM_TQING; 2477 else 2478 *dptr &= ~DPARM_TQING; 2479 } 2480 2481 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 2482 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 2483 *dptr |= DPARM_WIDE; 2484 else 2485 *dptr &= ~DPARM_WIDE; 2486 } 2487 2488 /* 2489 * XXX: FIX ME 2490 */ 2491 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && 2492 (spi->valid & CTS_SPI_VALID_SYNC_RATE) && 2493 (spi->sync_period && spi->sync_offset)) { 2494 *dptr |= DPARM_SYNC; 2495 /* 2496 * XXX: CHECK FOR LEGALITY 2497 */ 2498 sdp->isp_devparam[tgt].goal_period = 2499 spi->sync_period; 2500 sdp->isp_devparam[tgt].goal_offset = 2501 spi->sync_offset; 2502 } else { 2503 *dptr &= ~DPARM_SYNC; 2504 } 2505 #endif 2506 isp_prt(isp, ISP_LOGDEBUG0, 2507 "SET bus %d targ %d to flags %x off %x per %x", 2508 bus, tgt, sdp->isp_devparam[tgt].goal_flags, 2509 sdp->isp_devparam[tgt].goal_offset, 2510 sdp->isp_devparam[tgt].goal_period); 2511 sdp->isp_devparam[tgt].dev_update = 1; 2512 isp->isp_update |= (1 << bus); 2513 } 2514 ISPLOCK_2_CAMLOCK(isp); 2515 ccb->ccb_h.status = CAM_REQ_CMP; 2516 xpt_done(ccb); 2517 break; 2518 case XPT_GET_TRAN_SETTINGS: 2519 cts = &ccb->cts; 2520 tgt = cts->ccb_h.target_id; 2521 CAMLOCK_2_ISPLOCK(isp); 2522 if (IS_FC(isp)) { 2523 #ifndef CAM_NEW_TRAN_CODE 2524 /* 2525 * a lot of normal SCSI things don't make sense. 2526 */ 2527 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 2528 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2529 /* 2530 * How do you measure the width of a high 2531 * speed serial bus? Well, in bytes. 2532 * 2533 * Offset and period make no sense, though, so we set 2534 * (above) a 'base' transfer speed to be gigabit. 2535 */ 2536 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2537 #else 2538 fcparam *fcp = isp->isp_param; 2539 struct ccb_trans_settings_fc *fc = 2540 &cts->xport_specific.fc; 2541 2542 cts->protocol = PROTO_SCSI; 2543 cts->protocol_version = SCSI_REV_2; 2544 cts->transport = XPORT_FC; 2545 cts->transport_version = 0; 2546 2547 fc->valid = CTS_FC_VALID_SPEED; 2548 if (fcp->isp_gbspeed == 2) 2549 fc->bitrate = 200000; 2550 else 2551 fc->bitrate = 100000; 2552 if (tgt > 0 && tgt < MAX_FC_TARG) { 2553 struct lportdb *lp = &fcp->portdb[tgt]; 2554 fc->wwnn = lp->node_wwn; 2555 fc->wwpn = lp->port_wwn; 2556 fc->port = lp->portid; 2557 fc->valid |= CTS_FC_VALID_WWNN | 2558 CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 2559 } 2560 #endif 2561 } else { 2562 #ifdef CAM_NEW_TRAN_CODE 2563 struct ccb_trans_settings_scsi *scsi = 2564 &cts->proto_specific.scsi; 2565 struct ccb_trans_settings_spi *spi = 2566 &cts->xport_specific.spi; 2567 #endif 2568 sdparam *sdp = isp->isp_param; 2569 int bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2570 uint16_t dval, pval, oval; 2571 2572 sdp += bus; 2573 2574 if (IS_CURRENT_SETTINGS(cts)) { 2575 sdp->isp_devparam[tgt].dev_refresh = 1; 2576 isp->isp_update |= (1 << bus); 2577 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, 2578 NULL); 2579 dval = sdp->isp_devparam[tgt].actv_flags; 2580 oval = sdp->isp_devparam[tgt].actv_offset; 2581 pval = sdp->isp_devparam[tgt].actv_period; 2582 } else { 2583 dval = sdp->isp_devparam[tgt].nvrm_flags; 2584 oval = sdp->isp_devparam[tgt].nvrm_offset; 2585 pval = sdp->isp_devparam[tgt].nvrm_period; 2586 } 2587 2588 #ifndef CAM_NEW_TRAN_CODE 2589 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); 2590 2591 if (dval & DPARM_DISC) { 2592 cts->flags |= CCB_TRANS_DISC_ENB; 2593 } 2594 if (dval & DPARM_TQING) { 2595 cts->flags |= CCB_TRANS_TAG_ENB; 2596 } 2597 if (dval & DPARM_WIDE) { 2598 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2599 } else { 2600 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2601 } 2602 cts->valid = CCB_TRANS_BUS_WIDTH_VALID | 2603 CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2604 2605 if ((dval & DPARM_SYNC) && oval != 0) { 2606 cts->sync_period = pval; 2607 cts->sync_offset = oval; 2608 cts->valid |= 2609 CCB_TRANS_SYNC_RATE_VALID | 2610 CCB_TRANS_SYNC_OFFSET_VALID; 2611 } 2612 #else 2613 cts->protocol = PROTO_SCSI; 2614 cts->protocol_version = SCSI_REV_2; 2615 cts->transport = XPORT_SPI; 2616 cts->transport_version = 2; 2617 2618 scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 2619 spi->flags &= ~CTS_SPI_FLAGS_DISC_ENB; 2620 if (dval & DPARM_DISC) { 2621 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2622 } 2623 if (dval & DPARM_TQING) { 2624 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2625 } 2626 if ((dval & DPARM_SYNC) && oval && pval) { 2627 spi->sync_offset = oval; 2628 spi->sync_period = pval; 2629 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2630 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2631 } 2632 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 2633 if (dval & DPARM_WIDE) { 2634 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2635 } else { 2636 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2637 } 2638 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 2639 scsi->valid = CTS_SCSI_VALID_TQ; 2640 spi->valid |= CTS_SPI_VALID_DISC; 2641 } else { 2642 scsi->valid = 0; 2643 } 2644 #endif 2645 isp_prt(isp, ISP_LOGDEBUG0, 2646 "GET %s bus %d targ %d to flags %x off %x per %x", 2647 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 2648 bus, tgt, dval, oval, pval); 2649 } 2650 ISPLOCK_2_CAMLOCK(isp); 2651 ccb->ccb_h.status = CAM_REQ_CMP; 2652 xpt_done(ccb); 2653 break; 2654 2655 case XPT_CALC_GEOMETRY: 2656 #if __FreeBSD_version < 500000 2657 { 2658 struct ccb_calc_geometry *ccg; 2659 u_int32_t secs_per_cylinder; 2660 u_int32_t size_mb; 2661 2662 ccg = &ccb->ccg; 2663 if (ccg->block_size == 0) { 2664 ccb->ccb_h.status = CAM_REQ_INVALID; 2665 xpt_done(ccb); 2666 break; 2667 } 2668 size_mb = ccg->volume_size /((1024L * 1024L) / ccg->block_size); 2669 if (size_mb > 1024) { 2670 ccg->heads = 255; 2671 ccg->secs_per_track = 63; 2672 } else { 2673 ccg->heads = 64; 2674 ccg->secs_per_track = 32; 2675 } 2676 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 2677 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 2678 ccb->ccb_h.status = CAM_REQ_CMP; 2679 xpt_done(ccb); 2680 break; 2681 } 2682 #else 2683 { 2684 cam_calc_geometry(&ccb->ccg, /*extended*/1); 2685 xpt_done(ccb); 2686 break; 2687 } 2688 #endif 2689 case XPT_RESET_BUS: /* Reset the specified bus */ 2690 bus = cam_sim_bus(sim); 2691 CAMLOCK_2_ISPLOCK(isp); 2692 error = isp_control(isp, ISPCTL_RESET_BUS, &bus); 2693 ISPLOCK_2_CAMLOCK(isp); 2694 if (error) 2695 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2696 else { 2697 if (cam_sim_bus(sim) && isp->isp_path2 != NULL) 2698 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2699 else if (isp->isp_path != NULL) 2700 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2701 ccb->ccb_h.status = CAM_REQ_CMP; 2702 } 2703 xpt_done(ccb); 2704 break; 2705 2706 case XPT_TERM_IO: /* Terminate the I/O process */ 2707 ccb->ccb_h.status = CAM_REQ_INVALID; 2708 xpt_done(ccb); 2709 break; 2710 2711 case XPT_PATH_INQ: /* Path routing inquiry */ 2712 { 2713 struct ccb_pathinq *cpi = &ccb->cpi; 2714 2715 cpi->version_num = 1; 2716 #ifdef ISP_TARGET_MODE 2717 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 2718 #else 2719 cpi->target_sprt = 0; 2720 #endif 2721 cpi->hba_eng_cnt = 0; 2722 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 2723 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 2724 cpi->bus_id = cam_sim_bus(sim); 2725 if (IS_FC(isp)) { 2726 cpi->hba_misc = PIM_NOBUSRESET; 2727 /* 2728 * Because our loop ID can shift from time to time, 2729 * make our initiator ID out of range of our bus. 2730 */ 2731 cpi->initiator_id = cpi->max_target + 1; 2732 2733 /* 2734 * Set base transfer capabilities for Fibre Channel. 2735 * Technically not correct because we don't know 2736 * what media we're running on top of- but we'll 2737 * look good if we always say 100MB/s. 2738 */ 2739 if (FCPARAM(isp)->isp_gbspeed == 2) 2740 cpi->base_transfer_speed = 200000; 2741 else 2742 cpi->base_transfer_speed = 100000; 2743 cpi->hba_inquiry = PI_TAG_ABLE; 2744 #ifdef CAM_NEW_TRAN_CODE 2745 cpi->transport = XPORT_FC; 2746 cpi->transport_version = 0; /* WHAT'S THIS FOR? */ 2747 #endif 2748 } else { 2749 sdparam *sdp = isp->isp_param; 2750 sdp += cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 2751 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 2752 cpi->hba_misc = 0; 2753 cpi->initiator_id = sdp->isp_initiator_id; 2754 cpi->base_transfer_speed = 3300; 2755 #ifdef CAM_NEW_TRAN_CODE 2756 cpi->transport = XPORT_SPI; 2757 cpi->transport_version = 2; /* WHAT'S THIS FOR? */ 2758 #endif 2759 } 2760 #ifdef CAM_NEW_TRAN_CODE 2761 cpi->protocol = PROTO_SCSI; 2762 cpi->protocol_version = SCSI_REV_2; 2763 #endif 2764 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 2765 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 2766 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 2767 cpi->unit_number = cam_sim_unit(sim); 2768 cpi->ccb_h.status = CAM_REQ_CMP; 2769 xpt_done(ccb); 2770 break; 2771 } 2772 default: 2773 ccb->ccb_h.status = CAM_REQ_INVALID; 2774 xpt_done(ccb); 2775 break; 2776 } 2777 } 2778 2779 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 2780 void 2781 isp_done(struct ccb_scsiio *sccb) 2782 { 2783 ispsoftc_t *isp = XS_ISP(sccb); 2784 2785 if (XS_NOERR(sccb)) 2786 XS_SETERR(sccb, CAM_REQ_CMP); 2787 2788 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && 2789 (sccb->scsi_status != SCSI_STATUS_OK)) { 2790 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 2791 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && 2792 (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 2793 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 2794 } else { 2795 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 2796 } 2797 } 2798 2799 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2800 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2801 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 2802 sccb->ccb_h.status |= CAM_DEV_QFRZN; 2803 xpt_freeze_devq(sccb->ccb_h.path, 1); 2804 isp_prt(isp, ISP_LOGDEBUG0, 2805 "freeze devq %d.%d cam sts %x scsi sts %x", 2806 sccb->ccb_h.target_id, sccb->ccb_h.target_lun, 2807 sccb->ccb_h.status, sccb->scsi_status); 2808 } 2809 } 2810 2811 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && 2812 (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2813 xpt_print_path(sccb->ccb_h.path); 2814 isp_prt(isp, ISP_LOGINFO, 2815 "cam completion status 0x%x", sccb->ccb_h.status); 2816 } 2817 2818 XS_CMD_S_DONE(sccb); 2819 if (XS_CMD_WDOG_P(sccb) == 0) { 2820 untimeout(isp_watchdog, (caddr_t)sccb, sccb->ccb_h.timeout_ch); 2821 if (XS_CMD_GRACE_P(sccb)) { 2822 isp_prt(isp, ISP_LOGDEBUG2, 2823 "finished command on borrowed time"); 2824 } 2825 XS_CMD_S_CLEAR(sccb); 2826 ISPLOCK_2_CAMLOCK(isp); 2827 xpt_done((union ccb *) sccb); 2828 CAMLOCK_2_ISPLOCK(isp); 2829 } 2830 } 2831 2832 int 2833 isp_async(ispsoftc_t *isp, ispasync_t cmd, void *arg) 2834 { 2835 int bus, rv = 0; 2836 switch (cmd) { 2837 case ISPASYNC_NEW_TGT_PARAMS: 2838 { 2839 #ifdef CAM_NEW_TRAN_CODE 2840 struct ccb_trans_settings_scsi *scsi; 2841 struct ccb_trans_settings_spi *spi; 2842 #endif 2843 int flags, tgt; 2844 sdparam *sdp = isp->isp_param; 2845 struct ccb_trans_settings cts; 2846 struct cam_path *tmppath; 2847 2848 bzero(&cts, sizeof (struct ccb_trans_settings)); 2849 2850 tgt = *((int *)arg); 2851 bus = (tgt >> 16) & 0xffff; 2852 tgt &= 0xffff; 2853 sdp += bus; 2854 ISPLOCK_2_CAMLOCK(isp); 2855 if (xpt_create_path(&tmppath, NULL, 2856 cam_sim_path(bus? isp->isp_sim2 : isp->isp_sim), 2857 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2858 CAMLOCK_2_ISPLOCK(isp); 2859 isp_prt(isp, ISP_LOGWARN, 2860 "isp_async cannot make temp path for %d.%d", 2861 tgt, bus); 2862 rv = -1; 2863 break; 2864 } 2865 CAMLOCK_2_ISPLOCK(isp); 2866 flags = sdp->isp_devparam[tgt].actv_flags; 2867 #ifdef CAM_NEW_TRAN_CODE 2868 cts.type = CTS_TYPE_CURRENT_SETTINGS; 2869 cts.protocol = PROTO_SCSI; 2870 cts.transport = XPORT_SPI; 2871 2872 scsi = &cts.proto_specific.scsi; 2873 spi = &cts.xport_specific.spi; 2874 2875 if (flags & DPARM_TQING) { 2876 scsi->valid |= CTS_SCSI_VALID_TQ; 2877 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2878 spi->flags |= CTS_SPI_FLAGS_TAG_ENB; 2879 } 2880 2881 if (flags & DPARM_DISC) { 2882 spi->valid |= CTS_SPI_VALID_DISC; 2883 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2884 } 2885 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 2886 if (flags & DPARM_WIDE) { 2887 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2888 } else { 2889 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2890 } 2891 if (flags & DPARM_SYNC) { 2892 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2893 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2894 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 2895 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 2896 } 2897 #else 2898 cts.flags = CCB_TRANS_CURRENT_SETTINGS; 2899 cts.valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2900 if (flags & DPARM_DISC) { 2901 cts.flags |= CCB_TRANS_DISC_ENB; 2902 } 2903 if (flags & DPARM_TQING) { 2904 cts.flags |= CCB_TRANS_TAG_ENB; 2905 } 2906 cts.valid |= CCB_TRANS_BUS_WIDTH_VALID; 2907 cts.bus_width = (flags & DPARM_WIDE)? 2908 MSG_EXT_WDTR_BUS_8_BIT : MSG_EXT_WDTR_BUS_16_BIT; 2909 cts.sync_period = sdp->isp_devparam[tgt].actv_period; 2910 cts.sync_offset = sdp->isp_devparam[tgt].actv_offset; 2911 if (flags & DPARM_SYNC) { 2912 cts.valid |= 2913 CCB_TRANS_SYNC_RATE_VALID | 2914 CCB_TRANS_SYNC_OFFSET_VALID; 2915 } 2916 #endif 2917 isp_prt(isp, ISP_LOGDEBUG2, 2918 "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", 2919 bus, tgt, sdp->isp_devparam[tgt].actv_period, 2920 sdp->isp_devparam[tgt].actv_offset, flags); 2921 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 2922 ISPLOCK_2_CAMLOCK(isp); 2923 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 2924 xpt_free_path(tmppath); 2925 CAMLOCK_2_ISPLOCK(isp); 2926 break; 2927 } 2928 case ISPASYNC_BUS_RESET: 2929 bus = *((int *)arg); 2930 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", 2931 bus); 2932 if (bus > 0 && isp->isp_path2) { 2933 ISPLOCK_2_CAMLOCK(isp); 2934 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2935 CAMLOCK_2_ISPLOCK(isp); 2936 } else if (isp->isp_path) { 2937 ISPLOCK_2_CAMLOCK(isp); 2938 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2939 CAMLOCK_2_ISPLOCK(isp); 2940 } 2941 break; 2942 case ISPASYNC_LIP: 2943 if (isp->isp_path) { 2944 isp_freeze_loopdown(isp, "ISPASYNC_LIP"); 2945 } 2946 isp_prt(isp, ISP_LOGINFO, "LIP Received"); 2947 break; 2948 case ISPASYNC_LOOP_RESET: 2949 if (isp->isp_path) { 2950 isp_freeze_loopdown(isp, "ISPASYNC_LOOP_RESET"); 2951 } 2952 isp_prt(isp, ISP_LOGINFO, "Loop Reset Received"); 2953 break; 2954 case ISPASYNC_LOOP_DOWN: 2955 if (isp->isp_path) { 2956 isp_freeze_loopdown(isp, "ISPASYNC_LOOP_DOWN"); 2957 } 2958 isp_prt(isp, ISP_LOGINFO, "Loop DOWN"); 2959 break; 2960 case ISPASYNC_LOOP_UP: 2961 /* 2962 * Now we just note that Loop has come up. We don't 2963 * actually do anything because we're waiting for a 2964 * Change Notify before activating the FC cleanup 2965 * thread to look at the state of the loop again. 2966 */ 2967 isp_prt(isp, ISP_LOGINFO, "Loop UP"); 2968 break; 2969 case ISPASYNC_PROMENADE: 2970 { 2971 const char *fmt = "Target %d (Loop 0x%x) Port ID 0x%x " 2972 "(role %s) %s\n Port WWN 0x%08x%08x\n Node WWN 0x%08x%08x"; 2973 static const char *roles[4] = { 2974 "(none)", "Target", "Initiator", "Target/Initiator" 2975 }; 2976 fcparam *fcp = isp->isp_param; 2977 int tgt = *((int *) arg); 2978 #if __FreeBSD_version >= 500000 2979 int is_tgt_mask = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 2980 struct cam_path *tmppath; 2981 #endif 2982 struct lportdb *lp = &fcp->portdb[tgt]; 2983 2984 isp_prt(isp, ISP_LOGINFO, fmt, tgt, lp->loopid, lp->portid, 2985 roles[lp->roles & 0x3], 2986 (lp->valid)? "Arrived" : "Departed", 2987 (uint32_t) (lp->port_wwn >> 32), 2988 (uint32_t) (lp->port_wwn & 0xffffffffLL), 2989 (uint32_t) (lp->node_wwn >> 32), 2990 (uint32_t) (lp->node_wwn & 0xffffffffLL)); 2991 2992 ISPLOCK_2_CAMLOCK(isp); 2993 #if __FreeBSD_version >= 500000 2994 if (xpt_create_path(&tmppath, NULL, cam_sim_path(isp->isp_sim), 2995 (target_id_t)tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2996 CAMLOCK_2_ISPLOCK(isp); 2997 break; 2998 } 2999 /* 3000 * Policy: only announce targets. 3001 */ 3002 if (lp->roles & is_tgt_mask) { 3003 if (lp->valid) { 3004 xpt_async(AC_FOUND_DEVICE, tmppath, NULL); 3005 } else { 3006 xpt_async(AC_LOST_DEVICE, tmppath, NULL); 3007 } 3008 } 3009 xpt_free_path(tmppath); 3010 #endif 3011 CAMLOCK_2_ISPLOCK(isp); 3012 break; 3013 } 3014 case ISPASYNC_CHANGE_NOTIFY: 3015 if (arg == ISPASYNC_CHANGE_PDB) { 3016 isp_prt(isp, ISP_LOGINFO, 3017 "Port Database Changed"); 3018 } else if (arg == ISPASYNC_CHANGE_SNS) { 3019 isp_prt(isp, ISP_LOGINFO, 3020 "Name Server Database Changed"); 3021 } 3022 #if __FreeBSD_version < 500000 3023 wakeup(&isp->isp_osinfo.kproc); 3024 #else 3025 #ifdef ISP_SMPLOCK 3026 cv_signal(&isp->isp_osinfo.kthread_cv); 3027 #else 3028 wakeup(&isp->isp_osinfo.kthread_cv); 3029 #endif 3030 #endif 3031 break; 3032 case ISPASYNC_FABRIC_DEV: 3033 { 3034 int target, base, lim; 3035 fcparam *fcp = isp->isp_param; 3036 struct lportdb *lp = NULL; 3037 struct lportdb *clp = (struct lportdb *) arg; 3038 char *pt; 3039 3040 switch (clp->port_type) { 3041 case 1: 3042 pt = " N_Port"; 3043 break; 3044 case 2: 3045 pt = " NL_Port"; 3046 break; 3047 case 3: 3048 pt = "F/NL_Port"; 3049 break; 3050 case 0x7f: 3051 pt = " Nx_Port"; 3052 break; 3053 case 0x81: 3054 pt = " F_port"; 3055 break; 3056 case 0x82: 3057 pt = " FL_Port"; 3058 break; 3059 case 0x84: 3060 pt = " E_port"; 3061 break; 3062 default: 3063 pt = " "; 3064 break; 3065 } 3066 3067 isp_prt(isp, ISP_LOGINFO, 3068 "%s Fabric Device @ PortID 0x%x", pt, clp->portid); 3069 3070 /* 3071 * If we don't have an initiator role we bail. 3072 * 3073 * We just use ISPASYNC_FABRIC_DEV for announcement purposes. 3074 */ 3075 3076 if ((isp->isp_role & ISP_ROLE_INITIATOR) == 0) { 3077 break; 3078 } 3079 3080 /* 3081 * Is this entry for us? If so, we bail. 3082 */ 3083 3084 if (fcp->isp_portid == clp->portid) { 3085 break; 3086 } 3087 3088 /* 3089 * Else, the default policy is to find room for it in 3090 * our local port database. Later, when we execute 3091 * the call to isp_pdb_sync either this newly arrived 3092 * or already logged in device will be (re)announced. 3093 */ 3094 3095 if (fcp->isp_topo == TOPO_FL_PORT) 3096 base = FC_SNS_ID+1; 3097 else 3098 base = 0; 3099 3100 if (fcp->isp_topo == TOPO_N_PORT) 3101 lim = 1; 3102 else 3103 lim = MAX_FC_TARG; 3104 3105 /* 3106 * Is it already in our list? 3107 */ 3108 for (target = base; target < lim; target++) { 3109 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 3110 continue; 3111 } 3112 lp = &fcp->portdb[target]; 3113 if (lp->port_wwn == clp->port_wwn && 3114 lp->node_wwn == clp->node_wwn) { 3115 lp->fabric_dev = 1; 3116 break; 3117 } 3118 } 3119 if (target < lim) { 3120 break; 3121 } 3122 for (target = base; target < lim; target++) { 3123 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 3124 continue; 3125 } 3126 lp = &fcp->portdb[target]; 3127 if (lp->port_wwn == 0) { 3128 break; 3129 } 3130 } 3131 if (target == lim) { 3132 isp_prt(isp, ISP_LOGWARN, 3133 "out of space for fabric devices"); 3134 break; 3135 } 3136 lp->port_type = clp->port_type; 3137 lp->fc4_type = clp->fc4_type; 3138 lp->node_wwn = clp->node_wwn; 3139 lp->port_wwn = clp->port_wwn; 3140 lp->portid = clp->portid; 3141 lp->fabric_dev = 1; 3142 break; 3143 } 3144 #ifdef ISP_TARGET_MODE 3145 case ISPASYNC_TARGET_NOTIFY: 3146 { 3147 tmd_notify_t *nt = arg; 3148 isp_prt(isp, ISP_LOGALL, 3149 "target notify code 0x%x", nt->nt_ncode); 3150 break; 3151 } 3152 case ISPASYNC_TARGET_ACTION: 3153 switch (((isphdr_t *)arg)->rqs_entry_type) { 3154 default: 3155 isp_prt(isp, ISP_LOGWARN, 3156 "event 0x%x for unhandled target action", 3157 ((isphdr_t *)arg)->rqs_entry_type); 3158 break; 3159 case RQSTYPE_NOTIFY: 3160 if (IS_SCSI(isp)) { 3161 rv = isp_handle_platform_notify_scsi(isp, 3162 (in_entry_t *) arg); 3163 } else { 3164 rv = isp_handle_platform_notify_fc(isp, 3165 (in_fcentry_t *) arg); 3166 } 3167 break; 3168 case RQSTYPE_ATIO: 3169 rv = isp_handle_platform_atio(isp, (at_entry_t *) arg); 3170 break; 3171 case RQSTYPE_ATIO2: 3172 rv = isp_handle_platform_atio2(isp, (at2_entry_t *)arg); 3173 break; 3174 case RQSTYPE_CTIO2: 3175 case RQSTYPE_CTIO: 3176 rv = isp_handle_platform_ctio(isp, arg); 3177 break; 3178 case RQSTYPE_ENABLE_LUN: 3179 case RQSTYPE_MODIFY_LUN: 3180 isp_ledone(isp, (lun_entry_t *) arg); 3181 break; 3182 } 3183 break; 3184 #endif 3185 case ISPASYNC_FW_CRASH: 3186 { 3187 uint16_t mbox1, mbox6; 3188 mbox1 = ISP_READ(isp, OUTMAILBOX1); 3189 if (IS_DUALBUS(isp)) { 3190 mbox6 = ISP_READ(isp, OUTMAILBOX6); 3191 } else { 3192 mbox6 = 0; 3193 } 3194 isp_prt(isp, ISP_LOGERR, 3195 "Internal Firmware Error on bus %d @ RISC Address 0x%x", 3196 mbox6, mbox1); 3197 #ifdef ISP_FW_CRASH_DUMP 3198 /* 3199 * XXX: really need a thread to do this right. 3200 */ 3201 if (IS_FC(isp)) { 3202 FCPARAM(isp)->isp_fwstate = FW_CONFIG_WAIT; 3203 FCPARAM(isp)->isp_loopstate = LOOP_NIL; 3204 isp_freeze_loopdown(isp, "f/w crash"); 3205 isp_fw_dump(isp); 3206 } 3207 isp_reinit(isp); 3208 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 3209 #endif 3210 break; 3211 } 3212 case ISPASYNC_UNHANDLED_RESPONSE: 3213 break; 3214 default: 3215 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 3216 break; 3217 } 3218 return (rv); 3219 } 3220 3221 3222 /* 3223 * Locks are held before coming here. 3224 */ 3225 void 3226 isp_uninit(ispsoftc_t *isp) 3227 { 3228 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 3229 DISABLE_INTS(isp); 3230 } 3231 3232 void 3233 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 3234 { 3235 va_list ap; 3236 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 3237 return; 3238 } 3239 printf("%s: ", device_get_nameunit(isp->isp_dev)); 3240 va_start(ap, fmt); 3241 vprintf(fmt, ap); 3242 va_end(ap); 3243 printf("\n"); 3244 } 3245