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 42 43 MODULE_VERSION(isp, 1); 44 MODULE_DEPEND(isp, cam, 1, 1, 1); 45 int isp_announced = 0; 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 #if __FreeBSD_version < 700000 56 ispfwfunc *isp_get_firmware_p = NULL; 57 #endif 58 59 #if __FreeBSD_version < 500000 60 #define ISP_CDEV_MAJOR 248 61 static struct cdevsw isp_cdevsw = { 62 /* open */ nullopen, 63 /* close */ nullclose, 64 /* read */ noread, 65 /* write */ nowrite, 66 /* ioctl */ ispioctl, 67 /* poll */ nopoll, 68 /* mmap */ nommap, 69 /* strategy */ nostrategy, 70 /* name */ "isp", 71 /* maj */ ISP_CDEV_MAJOR, 72 /* dump */ nodump, 73 /* psize */ nopsize, 74 /* flags */ D_TAPE, 75 }; 76 #else 77 static struct cdevsw isp_cdevsw = { 78 .d_version = D_VERSION, 79 .d_flags = D_NEEDGIANT, 80 .d_ioctl = ispioctl, 81 .d_name = "isp", 82 }; 83 #endif 84 85 static ispsoftc_t *isplist = NULL; 86 87 void 88 isp_attach(ispsoftc_t *isp) 89 { 90 int primary, secondary; 91 struct ccb_setasync csa; 92 struct cam_devq *devq; 93 struct cam_sim *sim; 94 struct cam_path *path; 95 96 /* 97 * Establish (in case of 12X0) which bus is the primary. 98 */ 99 100 primary = 0; 101 secondary = 1; 102 103 /* 104 * Create the device queue for our SIM(s). 105 */ 106 devq = cam_simq_alloc(isp->isp_maxcmds); 107 if (devq == NULL) { 108 return; 109 } 110 111 /* 112 * Construct our SIM entry. 113 */ 114 ISPLOCK_2_CAMLOCK(isp); 115 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 116 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 117 if (sim == NULL) { 118 cam_simq_free(devq); 119 CAMLOCK_2_ISPLOCK(isp); 120 return; 121 } 122 CAMLOCK_2_ISPLOCK(isp); 123 124 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 125 isp->isp_osinfo.ehook.ich_arg = isp; 126 ISPLOCK_2_CAMLOCK(isp); 127 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 128 cam_sim_free(sim, TRUE); 129 CAMLOCK_2_ISPLOCK(isp); 130 isp_prt(isp, ISP_LOGERR, 131 "could not establish interrupt enable hook"); 132 return; 133 } 134 135 if (xpt_bus_register(sim, primary) != CAM_SUCCESS) { 136 cam_sim_free(sim, TRUE); 137 CAMLOCK_2_ISPLOCK(isp); 138 return; 139 } 140 141 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 142 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 143 xpt_bus_deregister(cam_sim_path(sim)); 144 cam_sim_free(sim, TRUE); 145 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 146 CAMLOCK_2_ISPLOCK(isp); 147 return; 148 } 149 150 xpt_setup_ccb(&csa.ccb_h, path, 5); 151 csa.ccb_h.func_code = XPT_SASYNC_CB; 152 csa.event_enable = AC_LOST_DEVICE; 153 csa.callback = isp_cam_async; 154 csa.callback_arg = sim; 155 xpt_action((union ccb *)&csa); 156 CAMLOCK_2_ISPLOCK(isp); 157 isp->isp_sim = sim; 158 isp->isp_path = path; 159 /* 160 * Create a kernel thread for fibre channel instances. We 161 * don't have dual channel FC cards. 162 */ 163 if (IS_FC(isp)) { 164 ISPLOCK_2_CAMLOCK(isp); 165 #if __FreeBSD_version >= 500000 166 /* XXX: LOCK VIOLATION */ 167 cv_init(&isp->isp_osinfo.kthread_cv, "isp_kthread_cv"); 168 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 169 RFHIGHPID, 0, "%s: fc_thrd", 170 device_get_nameunit(isp->isp_dev))) 171 #else 172 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 173 "%s: fc_thrd", device_get_nameunit(isp->isp_dev))) 174 #endif 175 { 176 xpt_bus_deregister(cam_sim_path(sim)); 177 cam_sim_free(sim, TRUE); 178 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 179 CAMLOCK_2_ISPLOCK(isp); 180 isp_prt(isp, ISP_LOGERR, "could not create kthread"); 181 return; 182 } 183 CAMLOCK_2_ISPLOCK(isp); 184 } 185 186 187 /* 188 * If we have a second channel, construct SIM entry for that. 189 */ 190 if (IS_DUALBUS(isp)) { 191 ISPLOCK_2_CAMLOCK(isp); 192 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 193 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 194 if (sim == NULL) { 195 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 196 xpt_free_path(isp->isp_path); 197 cam_simq_free(devq); 198 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 199 return; 200 } 201 if (xpt_bus_register(sim, secondary) != CAM_SUCCESS) { 202 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 203 xpt_free_path(isp->isp_path); 204 cam_sim_free(sim, TRUE); 205 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 206 CAMLOCK_2_ISPLOCK(isp); 207 return; 208 } 209 210 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 211 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 212 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 213 xpt_free_path(isp->isp_path); 214 xpt_bus_deregister(cam_sim_path(sim)); 215 cam_sim_free(sim, TRUE); 216 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 217 CAMLOCK_2_ISPLOCK(isp); 218 return; 219 } 220 221 xpt_setup_ccb(&csa.ccb_h, path, 5); 222 csa.ccb_h.func_code = XPT_SASYNC_CB; 223 csa.event_enable = AC_LOST_DEVICE; 224 csa.callback = isp_cam_async; 225 csa.callback_arg = sim; 226 xpt_action((union ccb *)&csa); 227 CAMLOCK_2_ISPLOCK(isp); 228 isp->isp_sim2 = sim; 229 isp->isp_path2 = path; 230 } 231 232 /* 233 * Create device nodes 234 */ 235 (void) make_dev(&isp_cdevsw, device_get_unit(isp->isp_dev), UID_ROOT, 236 GID_OPERATOR, 0600, "%s", device_get_nameunit(isp->isp_dev)); 237 238 if (isp->isp_role != ISP_ROLE_NONE) { 239 isp->isp_state = ISP_RUNSTATE; 240 ENABLE_INTS(isp); 241 } 242 if (isplist == NULL) { 243 isplist = isp; 244 } else { 245 ispsoftc_t *tmp = isplist; 246 while (tmp->isp_osinfo.next) { 247 tmp = tmp->isp_osinfo.next; 248 } 249 tmp->isp_osinfo.next = isp; 250 } 251 252 } 253 254 static __inline void 255 isp_freeze_loopdown(ispsoftc_t *isp, char *msg) 256 { 257 if (isp->isp_osinfo.simqfrozen == 0) { 258 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown)", msg); 259 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 260 ISPLOCK_2_CAMLOCK(isp); 261 xpt_freeze_simq(isp->isp_sim, 1); 262 CAMLOCK_2_ISPLOCK(isp); 263 } else { 264 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown)", msg); 265 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 266 } 267 } 268 269 270 #if __FreeBSD_version < 500000 271 #define _DEV dev_t 272 #define _IOP struct proc 273 #else 274 #define _IOP struct thread 275 #define _DEV struct cdev * 276 #endif 277 278 static int 279 ispioctl(_DEV dev, u_long c, caddr_t addr, int flags, _IOP *td) 280 { 281 ispsoftc_t *isp; 282 int nr, retval = ENOTTY; 283 284 isp = isplist; 285 while (isp) { 286 if (minor(dev) == device_get_unit(isp->isp_dev)) { 287 break; 288 } 289 isp = isp->isp_osinfo.next; 290 } 291 if (isp == NULL) 292 return (ENXIO); 293 294 switch (c) { 295 #ifdef ISP_FW_CRASH_DUMP 296 case ISP_GET_FW_CRASH_DUMP: 297 if (IS_FC(isp)) { 298 uint16_t *ptr = FCPARAM(isp)->isp_dump_data; 299 size_t sz; 300 301 retval = 0; 302 if (IS_2200(isp)) { 303 sz = QLA2200_RISC_IMAGE_DUMP_SIZE; 304 } else { 305 sz = QLA2300_RISC_IMAGE_DUMP_SIZE; 306 } 307 ISP_LOCK(isp); 308 if (ptr && *ptr) { 309 void *uaddr = *((void **) addr); 310 if (copyout(ptr, uaddr, sz)) { 311 retval = EFAULT; 312 } else { 313 *ptr = 0; 314 } 315 } else { 316 retval = ENXIO; 317 } 318 ISP_UNLOCK(isp); 319 } 320 break; 321 case ISP_FORCE_CRASH_DUMP: 322 if (IS_FC(isp)) { 323 ISP_LOCK(isp); 324 isp_freeze_loopdown(isp, 325 "ispioctl(ISP_FORCE_CRASH_DUMP)"); 326 isp_fw_dump(isp); 327 isp_reinit(isp); 328 ISP_UNLOCK(isp); 329 retval = 0; 330 } 331 break; 332 #endif 333 case ISP_SDBLEV: 334 { 335 int olddblev = isp->isp_dblev; 336 isp->isp_dblev = *(int *)addr; 337 *(int *)addr = olddblev; 338 retval = 0; 339 break; 340 } 341 case ISP_GETROLE: 342 *(int *)addr = isp->isp_role; 343 retval = 0; 344 break; 345 case ISP_SETROLE: 346 nr = *(int *)addr; 347 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 348 retval = EINVAL; 349 break; 350 } 351 *(int *)addr = isp->isp_role; 352 isp->isp_role = nr; 353 /* FALLTHROUGH */ 354 case ISP_RESETHBA: 355 ISP_LOCK(isp); 356 isp_reinit(isp); 357 ISP_UNLOCK(isp); 358 retval = 0; 359 break; 360 case ISP_RESCAN: 361 if (IS_FC(isp)) { 362 ISP_LOCK(isp); 363 if (isp_fc_runstate(isp, 5 * 1000000)) { 364 retval = EIO; 365 } else { 366 retval = 0; 367 } 368 ISP_UNLOCK(isp); 369 } 370 break; 371 case ISP_FC_LIP: 372 if (IS_FC(isp)) { 373 ISP_LOCK(isp); 374 if (isp_control(isp, ISPCTL_SEND_LIP, 0)) { 375 retval = EIO; 376 } else { 377 retval = 0; 378 } 379 ISP_UNLOCK(isp); 380 } 381 break; 382 case ISP_FC_GETDINFO: 383 { 384 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 385 struct lportdb *lp; 386 387 if (IS_SCSI(isp)) { 388 break; 389 } 390 if (ifc->loopid < 0 || ifc->loopid >= MAX_FC_TARG) { 391 retval = EINVAL; 392 break; 393 } 394 ISP_LOCK(isp); 395 lp = &FCPARAM(isp)->portdb[ifc->loopid]; 396 if (lp->valid) { 397 ifc->role = lp->roles; 398 ifc->loopid = lp->loopid; 399 ifc->portid = lp->portid; 400 ifc->node_wwn = lp->node_wwn; 401 ifc->port_wwn = lp->port_wwn; 402 retval = 0; 403 } else { 404 retval = ENODEV; 405 } 406 ISP_UNLOCK(isp); 407 break; 408 } 409 case ISP_GET_STATS: 410 { 411 isp_stats_t *sp = (isp_stats_t *) addr; 412 413 MEMZERO(sp, sizeof (*sp)); 414 sp->isp_stat_version = ISP_STATS_VERSION; 415 sp->isp_type = isp->isp_type; 416 sp->isp_revision = isp->isp_revision; 417 ISP_LOCK(isp); 418 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 419 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 420 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 421 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 422 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 423 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 424 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 425 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 426 ISP_UNLOCK(isp); 427 retval = 0; 428 break; 429 } 430 case ISP_CLR_STATS: 431 ISP_LOCK(isp); 432 isp->isp_intcnt = 0; 433 isp->isp_intbogus = 0; 434 isp->isp_intmboxc = 0; 435 isp->isp_intoasync = 0; 436 isp->isp_rsltccmplt = 0; 437 isp->isp_fphccmplt = 0; 438 isp->isp_rscchiwater = 0; 439 isp->isp_fpcchiwater = 0; 440 ISP_UNLOCK(isp); 441 retval = 0; 442 break; 443 case ISP_FC_GETHINFO: 444 { 445 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 446 MEMZERO(hba, sizeof (*hba)); 447 448 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 449 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 450 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 451 if (IS_FC(isp)) { 452 hba->fc_speed = FCPARAM(isp)->isp_gbspeed; 453 hba->fc_scsi_supported = 1; 454 hba->fc_topology = FCPARAM(isp)->isp_topo + 1; 455 hba->fc_loopid = FCPARAM(isp)->isp_loopid; 456 hba->nvram_node_wwn = FCPARAM(isp)->isp_nodewwn; 457 hba->nvram_port_wwn = FCPARAM(isp)->isp_portwwn; 458 hba->active_node_wwn = ISP_NODEWWN(isp); 459 hba->active_port_wwn = ISP_PORTWWN(isp); 460 } 461 retval = 0; 462 break; 463 } 464 case ISP_GET_FC_PARAM: 465 { 466 struct isp_fc_param *f = (struct isp_fc_param *) addr; 467 468 if (IS_SCSI(isp)) { 469 break; 470 } 471 f->parameter = 0; 472 if (strcmp(f->param_name, "framelength") == 0) { 473 f->parameter = FCPARAM(isp)->isp_maxfrmlen; 474 retval = 0; 475 break; 476 } 477 if (strcmp(f->param_name, "exec_throttle") == 0) { 478 f->parameter = FCPARAM(isp)->isp_execthrottle; 479 retval = 0; 480 break; 481 } 482 if (strcmp(f->param_name, "fullduplex") == 0) { 483 if (FCPARAM(isp)->isp_fwoptions & ICBOPT_FULL_DUPLEX) 484 f->parameter = 1; 485 retval = 0; 486 break; 487 } 488 if (strcmp(f->param_name, "loopid") == 0) { 489 f->parameter = FCPARAM(isp)->isp_loopid; 490 retval = 0; 491 break; 492 } 493 retval = EINVAL; 494 break; 495 } 496 case ISP_SET_FC_PARAM: 497 { 498 struct isp_fc_param *f = (struct isp_fc_param *) addr; 499 uint32_t param = f->parameter; 500 501 if (IS_SCSI(isp)) { 502 break; 503 } 504 f->parameter = 0; 505 if (strcmp(f->param_name, "framelength") == 0) { 506 if (param != 512 && param != 1024 && param != 1024) { 507 retval = EINVAL; 508 break; 509 } 510 FCPARAM(isp)->isp_maxfrmlen = param; 511 retval = 0; 512 break; 513 } 514 if (strcmp(f->param_name, "exec_throttle") == 0) { 515 if (param < 16 || param > 255) { 516 retval = EINVAL; 517 break; 518 } 519 FCPARAM(isp)->isp_execthrottle = param; 520 retval = 0; 521 break; 522 } 523 if (strcmp(f->param_name, "fullduplex") == 0) { 524 if (param != 0 && param != 1) { 525 retval = EINVAL; 526 break; 527 } 528 if (param) { 529 FCPARAM(isp)->isp_fwoptions |= 530 ICBOPT_FULL_DUPLEX; 531 } else { 532 FCPARAM(isp)->isp_fwoptions &= 533 ~ICBOPT_FULL_DUPLEX; 534 } 535 retval = 0; 536 break; 537 } 538 if (strcmp(f->param_name, "loopid") == 0) { 539 if (param < 0 || param > 125) { 540 retval = EINVAL; 541 break; 542 } 543 FCPARAM(isp)->isp_loopid = param; 544 retval = 0; 545 break; 546 } 547 retval = EINVAL; 548 break; 549 } 550 case ISP_TSK_MGMT: 551 { 552 int needmarker; 553 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 554 uint16_t loopid; 555 mbreg_t mbs; 556 557 if (IS_SCSI(isp)) { 558 break; 559 } 560 561 memset(&mbs, 0, sizeof (mbs)); 562 needmarker = retval = 0; 563 loopid = fct->loopid; 564 if (IS_2KLOGIN(isp) == 0) { 565 loopid <<= 8; 566 } 567 switch (fct->action) { 568 case IPT_CLEAR_ACA: 569 mbs.param[0] = MBOX_CLEAR_ACA; 570 mbs.param[1] = loopid; 571 mbs.param[2] = fct->lun; 572 break; 573 case IPT_TARGET_RESET: 574 mbs.param[0] = MBOX_TARGET_RESET; 575 mbs.param[1] = loopid; 576 needmarker = 1; 577 break; 578 case IPT_LUN_RESET: 579 mbs.param[0] = MBOX_LUN_RESET; 580 mbs.param[1] = loopid; 581 mbs.param[2] = fct->lun; 582 needmarker = 1; 583 break; 584 case IPT_CLEAR_TASK_SET: 585 mbs.param[0] = MBOX_CLEAR_TASK_SET; 586 mbs.param[1] = loopid; 587 mbs.param[2] = fct->lun; 588 needmarker = 1; 589 break; 590 case IPT_ABORT_TASK_SET: 591 mbs.param[0] = MBOX_ABORT_TASK_SET; 592 mbs.param[1] = loopid; 593 mbs.param[2] = fct->lun; 594 needmarker = 1; 595 break; 596 default: 597 retval = EINVAL; 598 break; 599 } 600 if (retval == 0) { 601 ISP_LOCK(isp); 602 if (needmarker) { 603 isp->isp_sendmarker |= 1; 604 } 605 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 606 ISP_UNLOCK(isp); 607 if (retval) 608 retval = EIO; 609 } 610 break; 611 } 612 default: 613 break; 614 } 615 return (retval); 616 } 617 618 static void 619 isp_intr_enable(void *arg) 620 { 621 ispsoftc_t *isp = arg; 622 if (isp->isp_role != ISP_ROLE_NONE) { 623 ENABLE_INTS(isp); 624 #if 0 625 isp->isp_osinfo.intsok = 1; 626 #endif 627 } 628 /* Release our hook so that the boot can continue. */ 629 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 630 } 631 632 /* 633 * Put the target mode functions here, because some are inlines 634 */ 635 636 #ifdef ISP_TARGET_MODE 637 638 static __inline int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 639 static __inline int are_any_luns_enabled(ispsoftc_t *, int); 640 static __inline tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 641 static __inline void rls_lun_statep(ispsoftc_t *, tstate_t *); 642 static __inline atio_private_data_t *isp_get_atpd(ispsoftc_t *, int); 643 static cam_status 644 create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 645 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 646 static int isp_en_lun(ispsoftc_t *, union ccb *); 647 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 648 static cam_status isp_abort_tgt_ccb(ispsoftc_t *, union ccb *); 649 static timeout_t isp_refire_putback_atio; 650 static void isp_complete_ctio(union ccb *); 651 static void isp_target_putback_atio(union ccb *); 652 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 653 static int isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 654 static int isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 655 static int isp_handle_platform_ctio(ispsoftc_t *, void *); 656 static int isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 657 static int isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 658 659 static __inline int 660 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 661 { 662 tstate_t *tptr; 663 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 664 if (tptr == NULL) { 665 return (0); 666 } 667 do { 668 if (tptr->lun == (lun_id_t) lun && tptr->bus == bus) { 669 return (1); 670 } 671 } while ((tptr = tptr->next) != NULL); 672 return (0); 673 } 674 675 static __inline int 676 are_any_luns_enabled(ispsoftc_t *isp, int port) 677 { 678 int lo, hi; 679 if (IS_DUALBUS(isp)) { 680 lo = (port * (LUN_HASH_SIZE >> 1)); 681 hi = lo + (LUN_HASH_SIZE >> 1); 682 } else { 683 lo = 0; 684 hi = LUN_HASH_SIZE; 685 } 686 for (lo = 0; lo < hi; lo++) { 687 if (isp->isp_osinfo.lun_hash[lo]) { 688 return (1); 689 } 690 } 691 return (0); 692 } 693 694 static __inline tstate_t * 695 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 696 { 697 tstate_t *tptr = NULL; 698 699 if (lun == CAM_LUN_WILDCARD) { 700 if (isp->isp_osinfo.tmflags[bus] & TM_WILDCARD_ENABLED) { 701 tptr = &isp->isp_osinfo.tsdflt[bus]; 702 tptr->hold++; 703 return (tptr); 704 } 705 return (NULL); 706 } else { 707 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 708 if (tptr == NULL) { 709 return (NULL); 710 } 711 } 712 713 do { 714 if (tptr->lun == lun && tptr->bus == bus) { 715 tptr->hold++; 716 return (tptr); 717 } 718 } while ((tptr = tptr->next) != NULL); 719 return (tptr); 720 } 721 722 static __inline void 723 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 724 { 725 if (tptr->hold) 726 tptr->hold--; 727 } 728 729 static __inline atio_private_data_t * 730 isp_get_atpd(ispsoftc_t *isp, int tag) 731 { 732 atio_private_data_t *atp; 733 for (atp = isp->isp_osinfo.atpdp; 734 atp < &isp->isp_osinfo.atpdp[ATPDPSIZE]; atp++) { 735 if (atp->tag == tag) 736 return (atp); 737 } 738 return (NULL); 739 } 740 741 static cam_status 742 create_lun_state(ispsoftc_t *isp, int bus, 743 struct cam_path *path, tstate_t **rslt) 744 { 745 cam_status status; 746 lun_id_t lun; 747 int hfx; 748 tstate_t *tptr, *new; 749 750 lun = xpt_path_lun_id(path); 751 if (lun < 0) { 752 return (CAM_LUN_INVALID); 753 } 754 if (is_lun_enabled(isp, bus, lun)) { 755 return (CAM_LUN_ALRDY_ENA); 756 } 757 new = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 758 if (new == NULL) { 759 return (CAM_RESRC_UNAVAIL); 760 } 761 762 status = xpt_create_path(&new->owner, NULL, xpt_path_path_id(path), 763 xpt_path_target_id(path), xpt_path_lun_id(path)); 764 if (status != CAM_REQ_CMP) { 765 free(new, M_DEVBUF); 766 return (status); 767 } 768 new->bus = bus; 769 new->lun = lun; 770 SLIST_INIT(&new->atios); 771 SLIST_INIT(&new->inots); 772 new->hold = 1; 773 774 hfx = LUN_HASH_FUNC(isp, new->bus, new->lun); 775 tptr = isp->isp_osinfo.lun_hash[hfx]; 776 if (tptr == NULL) { 777 isp->isp_osinfo.lun_hash[hfx] = new; 778 } else { 779 while (tptr->next) 780 tptr = tptr->next; 781 tptr->next = new; 782 } 783 *rslt = new; 784 return (CAM_REQ_CMP); 785 } 786 787 static __inline void 788 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 789 { 790 int hfx; 791 tstate_t *lw, *pw; 792 793 if (tptr->hold) { 794 return; 795 } 796 hfx = LUN_HASH_FUNC(isp, tptr->bus, tptr->lun); 797 pw = isp->isp_osinfo.lun_hash[hfx]; 798 if (pw == NULL) { 799 return; 800 } else if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 801 isp->isp_osinfo.lun_hash[hfx] = pw->next; 802 } else { 803 lw = pw; 804 pw = lw->next; 805 while (pw) { 806 if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 807 lw->next = pw->next; 808 break; 809 } 810 lw = pw; 811 pw = pw->next; 812 } 813 if (pw == NULL) { 814 return; 815 } 816 } 817 free(tptr, M_DEVBUF); 818 } 819 820 /* 821 * Enable luns. 822 */ 823 static int 824 isp_en_lun(ispsoftc_t *isp, union ccb *ccb) 825 { 826 struct ccb_en_lun *cel = &ccb->cel; 827 tstate_t *tptr; 828 uint32_t seq; 829 int bus, cmd, av, wildcard, tm_on; 830 lun_id_t lun; 831 target_id_t tgt; 832 833 bus = XS_CHANNEL(ccb); 834 if (bus > 1) { 835 xpt_print_path(ccb->ccb_h.path); 836 printf("illegal bus %d\n", bus); 837 ccb->ccb_h.status = CAM_PATH_INVALID; 838 return (-1); 839 } 840 tgt = ccb->ccb_h.target_id; 841 lun = ccb->ccb_h.target_lun; 842 843 isp_prt(isp, ISP_LOGTDEBUG0, 844 "isp_en_lun: %sabling lun 0x%x on channel %d", 845 cel->enable? "en" : "dis", lun, bus); 846 847 848 if ((lun != CAM_LUN_WILDCARD) && 849 (lun < 0 || lun >= (lun_id_t) isp->isp_maxluns)) { 850 ccb->ccb_h.status = CAM_LUN_INVALID; 851 return (-1); 852 } 853 854 if (IS_SCSI(isp)) { 855 sdparam *sdp = isp->isp_param; 856 sdp += bus; 857 if (tgt != CAM_TARGET_WILDCARD && 858 tgt != sdp->isp_initiator_id) { 859 ccb->ccb_h.status = CAM_TID_INVALID; 860 return (-1); 861 } 862 } else { 863 /* 864 * There's really no point in doing this yet w/o multi-tid 865 * capability. Even then, it's problematic. 866 */ 867 #if 0 868 if (tgt != CAM_TARGET_WILDCARD && 869 tgt != FCPARAM(isp)->isp_iid) { 870 ccb->ccb_h.status = CAM_TID_INVALID; 871 return (-1); 872 } 873 #endif 874 /* 875 * This is as a good a place as any to check f/w capabilities. 876 */ 877 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_TMODE) == 0) { 878 isp_prt(isp, ISP_LOGERR, 879 "firmware does not support target mode"); 880 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 881 return (-1); 882 } 883 /* 884 * XXX: We *could* handle non-SCCLUN f/w, but we'd have to 885 * XXX: dorks with our already fragile enable/disable code. 886 */ 887 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) == 0) { 888 isp_prt(isp, ISP_LOGERR, 889 "firmware not SCCLUN capable"); 890 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 891 return (-1); 892 } 893 } 894 895 if (tgt == CAM_TARGET_WILDCARD) { 896 if (lun == CAM_LUN_WILDCARD) { 897 wildcard = 1; 898 } else { 899 ccb->ccb_h.status = CAM_LUN_INVALID; 900 return (-1); 901 } 902 } else { 903 wildcard = 0; 904 } 905 906 tm_on = (isp->isp_osinfo.tmflags[bus] & TM_TMODE_ENABLED) != 0; 907 908 /* 909 * Next check to see whether this is a target/lun wildcard action. 910 * 911 * If so, we know that we can accept commands for luns that haven't 912 * been enabled yet and send them upstream. Otherwise, we have to 913 * handle them locally (if we see them at all). 914 */ 915 916 if (wildcard) { 917 tptr = &isp->isp_osinfo.tsdflt[bus]; 918 if (cel->enable) { 919 if (tm_on) { 920 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 921 return (-1); 922 } 923 ccb->ccb_h.status = 924 xpt_create_path(&tptr->owner, NULL, 925 xpt_path_path_id(ccb->ccb_h.path), 926 xpt_path_target_id(ccb->ccb_h.path), 927 xpt_path_lun_id(ccb->ccb_h.path)); 928 if (ccb->ccb_h.status != CAM_REQ_CMP) { 929 return (-1); 930 } 931 SLIST_INIT(&tptr->atios); 932 SLIST_INIT(&tptr->inots); 933 isp->isp_osinfo.tmflags[bus] |= TM_WILDCARD_ENABLED; 934 } else { 935 if (tm_on == 0) { 936 ccb->ccb_h.status = CAM_REQ_CMP; 937 return (-1); 938 } 939 if (tptr->hold) { 940 ccb->ccb_h.status = CAM_SCSI_BUSY; 941 return (-1); 942 } 943 xpt_free_path(tptr->owner); 944 isp->isp_osinfo.tmflags[bus] &= ~TM_WILDCARD_ENABLED; 945 } 946 } 947 948 /* 949 * Now check to see whether this bus needs to be 950 * enabled/disabled with respect to target mode. 951 */ 952 av = bus << 31; 953 if (cel->enable && tm_on == 0) { 954 av |= ENABLE_TARGET_FLAG; 955 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 956 if (av) { 957 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 958 if (wildcard) { 959 isp->isp_osinfo.tmflags[bus] &= 960 ~TM_WILDCARD_ENABLED; 961 xpt_free_path(tptr->owner); 962 } 963 return (-1); 964 } 965 isp->isp_osinfo.tmflags[bus] |= TM_TMODE_ENABLED; 966 isp_prt(isp, ISP_LOGINFO, 967 "Target Mode enabled on channel %d", bus); 968 } else if (cel->enable == 0 && tm_on && wildcard) { 969 if (are_any_luns_enabled(isp, bus)) { 970 ccb->ccb_h.status = CAM_SCSI_BUSY; 971 return (-1); 972 } 973 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 974 if (av) { 975 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 976 return (-1); 977 } 978 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 979 isp_prt(isp, ISP_LOGINFO, 980 "Target Mode disabled on channel %d", bus); 981 } 982 983 if (wildcard) { 984 ccb->ccb_h.status = CAM_REQ_CMP; 985 return (-1); 986 } 987 988 /* 989 * Find an empty slot 990 */ 991 for (seq = 0; seq < NLEACT; seq++) { 992 if (isp->isp_osinfo.leact[seq] == 0) { 993 break; 994 } 995 } 996 if (seq >= NLEACT) { 997 ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 998 return (-1); 999 1000 } 1001 isp->isp_osinfo.leact[seq] = ccb; 1002 1003 if (cel->enable) { 1004 ccb->ccb_h.status = 1005 create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1006 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1007 isp->isp_osinfo.leact[seq] = 0; 1008 return (-1); 1009 } 1010 } else { 1011 tptr = get_lun_statep(isp, bus, lun); 1012 if (tptr == NULL) { 1013 ccb->ccb_h.status = CAM_LUN_INVALID; 1014 return (-1); 1015 } 1016 } 1017 1018 if (cel->enable) { 1019 int c, n, ulun = lun; 1020 1021 cmd = RQSTYPE_ENABLE_LUN; 1022 c = DFLT_CMND_CNT; 1023 n = DFLT_INOT_CNT; 1024 if (IS_FC(isp) && lun != 0) { 1025 cmd = RQSTYPE_MODIFY_LUN; 1026 n = 0; 1027 /* 1028 * For SCC firmware, we only deal with setting 1029 * (enabling or modifying) lun 0. 1030 */ 1031 ulun = 0; 1032 } 1033 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq+1) == 0) { 1034 rls_lun_statep(isp, tptr); 1035 ccb->ccb_h.status = CAM_REQ_INPROG; 1036 return (seq); 1037 } 1038 } else { 1039 int c, n, ulun = lun; 1040 1041 cmd = -RQSTYPE_MODIFY_LUN; 1042 c = DFLT_CMND_CNT; 1043 n = DFLT_INOT_CNT; 1044 if (IS_FC(isp) && lun != 0) { 1045 n = 0; 1046 /* 1047 * For SCC firmware, we only deal with setting 1048 * (enabling or modifying) lun 0. 1049 */ 1050 ulun = 0; 1051 } 1052 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq+1) == 0) { 1053 rls_lun_statep(isp, tptr); 1054 ccb->ccb_h.status = CAM_REQ_INPROG; 1055 return (seq); 1056 } 1057 } 1058 rls_lun_statep(isp, tptr); 1059 xpt_print_path(ccb->ccb_h.path); 1060 printf("isp_lun_cmd failed\n"); 1061 isp->isp_osinfo.leact[seq] = 0; 1062 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1063 return (-1); 1064 } 1065 1066 static void 1067 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1068 { 1069 const char lfmt[] = "lun %d now %sabled for target mode on channel %d"; 1070 union ccb *ccb; 1071 uint32_t seq; 1072 tstate_t *tptr; 1073 int av; 1074 struct ccb_en_lun *cel; 1075 1076 seq = lep->le_reserved - 1; 1077 if (seq >= NLEACT) { 1078 isp_prt(isp, ISP_LOGERR, 1079 "seq out of range (%u) in isp_ledone", seq); 1080 return; 1081 } 1082 ccb = isp->isp_osinfo.leact[seq]; 1083 if (ccb == 0) { 1084 isp_prt(isp, ISP_LOGERR, 1085 "no ccb for seq %u in isp_ledone", seq); 1086 return; 1087 } 1088 cel = &ccb->cel; 1089 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1090 if (tptr == NULL) { 1091 xpt_print_path(ccb->ccb_h.path); 1092 printf("null tptr in isp_ledone\n"); 1093 isp->isp_osinfo.leact[seq] = 0; 1094 return; 1095 } 1096 1097 if (lep->le_status != LUN_OK) { 1098 xpt_print_path(ccb->ccb_h.path); 1099 printf("ENABLE/MODIFY LUN returned 0x%x\n", lep->le_status); 1100 err: 1101 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1102 xpt_print_path(ccb->ccb_h.path); 1103 rls_lun_statep(isp, tptr); 1104 isp->isp_osinfo.leact[seq] = 0; 1105 ISPLOCK_2_CAMLOCK(isp); 1106 xpt_done(ccb); 1107 CAMLOCK_2_ISPLOCK(isp); 1108 return; 1109 } else { 1110 isp_prt(isp, ISP_LOGTDEBUG0, 1111 "isp_ledone: ENABLE/MODIFY done okay"); 1112 } 1113 1114 1115 if (cel->enable) { 1116 ccb->ccb_h.status = CAM_REQ_CMP; 1117 isp_prt(isp, ISP_LOGINFO, lfmt, 1118 XS_LUN(ccb), "en", XS_CHANNEL(ccb)); 1119 rls_lun_statep(isp, tptr); 1120 isp->isp_osinfo.leact[seq] = 0; 1121 ISPLOCK_2_CAMLOCK(isp); 1122 xpt_done(ccb); 1123 CAMLOCK_2_ISPLOCK(isp); 1124 return; 1125 } 1126 1127 if (lep->le_header.rqs_entry_type == RQSTYPE_MODIFY_LUN) { 1128 if (isp_lun_cmd(isp, -RQSTYPE_ENABLE_LUN, XS_CHANNEL(ccb), 1129 XS_TGT(ccb), XS_LUN(ccb), 0, 0, seq+1)) { 1130 xpt_print_path(ccb->ccb_h.path); 1131 printf("isp_ledone: isp_lun_cmd failed\n"); 1132 goto err; 1133 } 1134 rls_lun_statep(isp, tptr); 1135 return; 1136 } 1137 1138 isp_prt(isp, ISP_LOGINFO, lfmt, XS_LUN(ccb), "dis", XS_CHANNEL(ccb)); 1139 rls_lun_statep(isp, tptr); 1140 destroy_lun_state(isp, tptr); 1141 ccb->ccb_h.status = CAM_REQ_CMP; 1142 isp->isp_osinfo.leact[seq] = 0; 1143 ISPLOCK_2_CAMLOCK(isp); 1144 xpt_done(ccb); 1145 CAMLOCK_2_ISPLOCK(isp); 1146 if (are_any_luns_enabled(isp, XS_CHANNEL(ccb)) == 0) { 1147 int bus = XS_CHANNEL(ccb); 1148 av = bus << 31; 1149 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 1150 if (av) { 1151 isp_prt(isp, ISP_LOGWARN, 1152 "disable target mode on channel %d failed", bus); 1153 } else { 1154 isp_prt(isp, ISP_LOGINFO, 1155 "Target Mode disabled on channel %d", bus); 1156 } 1157 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 1158 } 1159 } 1160 1161 1162 static cam_status 1163 isp_abort_tgt_ccb(ispsoftc_t *isp, union ccb *ccb) 1164 { 1165 tstate_t *tptr; 1166 struct ccb_hdr_slist *lp; 1167 struct ccb_hdr *curelm; 1168 int found, *ctr; 1169 union ccb *accb = ccb->cab.abort_ccb; 1170 1171 isp_prt(isp, ISP_LOGTDEBUG0, "aborting ccb %p", accb); 1172 if (accb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 1173 int badpath = 0; 1174 if (IS_FC(isp) && (accb->ccb_h.target_id != 1175 ((fcparam *) isp->isp_param)->isp_loopid)) { 1176 badpath = 1; 1177 } else if (IS_SCSI(isp) && (accb->ccb_h.target_id != 1178 ((sdparam *) isp->isp_param)->isp_initiator_id)) { 1179 badpath = 1; 1180 } 1181 if (badpath) { 1182 /* 1183 * Being restrictive about target ids is really about 1184 * making sure we're aborting for the right multi-tid 1185 * path. This doesn't really make much sense at present. 1186 */ 1187 #if 0 1188 return (CAM_PATH_INVALID); 1189 #endif 1190 } 1191 } 1192 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), accb->ccb_h.target_lun); 1193 if (tptr == NULL) { 1194 isp_prt(isp, ISP_LOGTDEBUG0, 1195 "isp_abort_tgt_ccb: can't get statep"); 1196 return (CAM_PATH_INVALID); 1197 } 1198 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 1199 lp = &tptr->atios; 1200 ctr = &tptr->atio_count; 1201 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 1202 lp = &tptr->inots; 1203 ctr = &tptr->inot_count; 1204 } else { 1205 rls_lun_statep(isp, tptr); 1206 isp_prt(isp, ISP_LOGTDEBUG0, 1207 "isp_abort_tgt_ccb: bad func %d\n", accb->ccb_h.func_code); 1208 return (CAM_UA_ABORT); 1209 } 1210 curelm = SLIST_FIRST(lp); 1211 found = 0; 1212 if (curelm == &accb->ccb_h) { 1213 found = 1; 1214 SLIST_REMOVE_HEAD(lp, sim_links.sle); 1215 } else { 1216 while(curelm != NULL) { 1217 struct ccb_hdr *nextelm; 1218 1219 nextelm = SLIST_NEXT(curelm, sim_links.sle); 1220 if (nextelm == &accb->ccb_h) { 1221 found = 1; 1222 SLIST_NEXT(curelm, sim_links.sle) = 1223 SLIST_NEXT(nextelm, sim_links.sle); 1224 break; 1225 } 1226 curelm = nextelm; 1227 } 1228 } 1229 rls_lun_statep(isp, tptr); 1230 if (found) { 1231 (*ctr)--; 1232 accb->ccb_h.status = CAM_REQ_ABORTED; 1233 xpt_done(accb); 1234 return (CAM_REQ_CMP); 1235 } 1236 isp_prt(isp, ISP_LOGTDEBUG0, 1237 "isp_abort_tgt_ccb: CCB %p not found\n", ccb); 1238 return (CAM_PATH_INVALID); 1239 } 1240 1241 static void 1242 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1243 { 1244 void *qe; 1245 struct ccb_scsiio *cso = &ccb->csio; 1246 uint16_t *hp, save_handle; 1247 uint16_t nxti, optr; 1248 uint8_t local[QENTRY_LEN]; 1249 1250 1251 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1252 xpt_print_path(ccb->ccb_h.path); 1253 printf("Request Queue Overflow in isp_target_start_ctio\n"); 1254 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1255 goto out; 1256 } 1257 memset(local, 0, QENTRY_LEN); 1258 1259 /* 1260 * We're either moving data or completing a command here. 1261 */ 1262 1263 if (IS_FC(isp)) { 1264 atio_private_data_t *atp; 1265 ct2_entry_t *cto = (ct2_entry_t *) local; 1266 1267 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1268 cto->ct_header.rqs_entry_count = 1; 1269 if (IS_2KLOGIN(isp)) { 1270 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1271 } else { 1272 cto->ct_iid = cso->init_id; 1273 if (!(FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN)) { 1274 cto->ct_lun = ccb->ccb_h.target_lun; 1275 } 1276 } 1277 1278 atp = isp_get_atpd(isp, cso->tag_id); 1279 if (atp == NULL) { 1280 isp_prt(isp, ISP_LOGERR, 1281 "cannot find private data adjunct for tag %x", 1282 cso->tag_id); 1283 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 1284 goto out; 1285 } 1286 1287 cto->ct_rxid = cso->tag_id; 1288 if (cso->dxfer_len == 0) { 1289 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA; 1290 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1291 cto->ct_flags |= CT2_SENDSTATUS; 1292 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1293 cto->ct_resid = 1294 atp->orig_datalen - atp->bytes_xfered; 1295 if (cto->ct_resid < 0) { 1296 cto->rsp.m1.ct_scsi_status |= 1297 CT2_DATA_OVER; 1298 } else if (cto->ct_resid > 0) { 1299 cto->rsp.m1.ct_scsi_status |= 1300 CT2_DATA_UNDER; 1301 } 1302 } 1303 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1304 int m = min(cso->sense_len, MAXRESPLEN); 1305 memcpy(cto->rsp.m1.ct_resp, 1306 &cso->sense_data, m); 1307 cto->rsp.m1.ct_senselen = m; 1308 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1309 } 1310 } else { 1311 cto->ct_flags |= CT2_FLAG_MODE0; 1312 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1313 cto->ct_flags |= CT2_DATA_IN; 1314 } else { 1315 cto->ct_flags |= CT2_DATA_OUT; 1316 } 1317 cto->ct_reloff = atp->bytes_xfered; 1318 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1319 cto->ct_flags |= CT2_SENDSTATUS; 1320 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1321 cto->ct_resid = 1322 atp->orig_datalen - 1323 (atp->bytes_xfered + cso->dxfer_len); 1324 if (cto->ct_resid < 0) { 1325 cto->rsp.m0.ct_scsi_status |= 1326 CT2_DATA_OVER; 1327 } else if (cto->ct_resid > 0) { 1328 cto->rsp.m0.ct_scsi_status |= 1329 CT2_DATA_UNDER; 1330 } 1331 } else { 1332 atp->last_xframt = cso->dxfer_len; 1333 } 1334 /* 1335 * If we're sending data and status back together, 1336 * we can't also send back sense data as well. 1337 */ 1338 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1339 } 1340 1341 if (cto->ct_flags & CT2_SENDSTATUS) { 1342 isp_prt(isp, ISP_LOGTDEBUG0, 1343 "CTIO2[%x] STATUS %x origd %u curd %u resid %u", 1344 cto->ct_rxid, cso->scsi_status, atp->orig_datalen, 1345 cso->dxfer_len, cto->ct_resid); 1346 cto->ct_flags |= CT2_CCINCR; 1347 atp->state = ATPD_STATE_LAST_CTIO; 1348 } else { 1349 atp->state = ATPD_STATE_CTIO; 1350 } 1351 cto->ct_timeout = 10; 1352 hp = &cto->ct_syshandle; 1353 } else { 1354 ct_entry_t *cto = (ct_entry_t *) local; 1355 1356 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1357 cto->ct_header.rqs_entry_count = 1; 1358 cto->ct_iid = cso->init_id; 1359 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1360 cto->ct_tgt = ccb->ccb_h.target_id; 1361 cto->ct_lun = ccb->ccb_h.target_lun; 1362 cto->ct_fwhandle = AT_GET_HANDLE(cso->tag_id); 1363 if (AT_HAS_TAG(cso->tag_id)) { 1364 cto->ct_tag_val = (uint8_t) AT_GET_TAG(cso->tag_id); 1365 cto->ct_flags |= CT_TQAE; 1366 } 1367 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1368 cto->ct_flags |= CT_NODISC; 1369 } 1370 if (cso->dxfer_len == 0) { 1371 cto->ct_flags |= CT_NO_DATA; 1372 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1373 cto->ct_flags |= CT_DATA_IN; 1374 } else { 1375 cto->ct_flags |= CT_DATA_OUT; 1376 } 1377 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1378 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1379 cto->ct_scsi_status = cso->scsi_status; 1380 cto->ct_resid = cso->resid; 1381 isp_prt(isp, ISP_LOGTDEBUG0, 1382 "CTIO[%x] SCSI STATUS 0x%x resid %d tag_id %x", 1383 cto->ct_fwhandle, cso->scsi_status, cso->resid, 1384 cso->tag_id); 1385 } 1386 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1387 cto->ct_timeout = 10; 1388 hp = &cto->ct_syshandle; 1389 } 1390 1391 if (isp_save_xs_tgt(isp, ccb, hp)) { 1392 xpt_print_path(ccb->ccb_h.path); 1393 printf("No XFLIST pointers for isp_target_start_ctio\n"); 1394 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1395 goto out; 1396 } 1397 1398 1399 /* 1400 * Call the dma setup routines for this entry (and any subsequent 1401 * CTIOs) if there's data to move, and then tell the f/w it's got 1402 * new things to play with. As with isp_start's usage of DMA setup, 1403 * any swizzling is done in the machine dependent layer. Because 1404 * of this, we put the request onto the queue area first in native 1405 * format. 1406 */ 1407 1408 save_handle = *hp; 1409 1410 switch (ISP_DMASETUP(isp, cso, (ispreq_t *) local, &nxti, optr)) { 1411 case CMD_QUEUED: 1412 ISP_ADD_REQUEST(isp, nxti); 1413 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1414 return; 1415 1416 case CMD_EAGAIN: 1417 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1418 break; 1419 1420 default: 1421 break; 1422 } 1423 isp_destroy_tgt_handle(isp, save_handle); 1424 1425 out: 1426 ISPLOCK_2_CAMLOCK(isp); 1427 xpt_done(ccb); 1428 CAMLOCK_2_ISPLOCK(isp); 1429 } 1430 1431 static void 1432 isp_refire_putback_atio(void *arg) 1433 { 1434 int s = splcam(); 1435 isp_target_putback_atio(arg); 1436 splx(s); 1437 } 1438 1439 static void 1440 isp_target_putback_atio(union ccb *ccb) 1441 { 1442 ispsoftc_t *isp; 1443 struct ccb_scsiio *cso; 1444 uint16_t nxti, optr; 1445 void *qe; 1446 1447 isp = XS_ISP(ccb); 1448 1449 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1450 (void) timeout(isp_refire_putback_atio, ccb, 10); 1451 isp_prt(isp, ISP_LOGWARN, 1452 "isp_target_putback_atio: Request Queue Overflow"); 1453 return; 1454 } 1455 memset(qe, 0, QENTRY_LEN); 1456 cso = &ccb->csio; 1457 if (IS_FC(isp)) { 1458 at2_entry_t local, *at = &local; 1459 MEMZERO(at, sizeof (at2_entry_t)); 1460 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1461 at->at_header.rqs_entry_count = 1; 1462 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) != 0) { 1463 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1464 } else { 1465 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1466 } 1467 at->at_status = CT_OK; 1468 at->at_rxid = cso->tag_id; 1469 at->at_iid = cso->ccb_h.target_id; 1470 isp_put_atio2(isp, at, qe); 1471 } else { 1472 at_entry_t local, *at = &local; 1473 MEMZERO(at, sizeof (at_entry_t)); 1474 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1475 at->at_header.rqs_entry_count = 1; 1476 at->at_iid = cso->init_id; 1477 at->at_iid |= XS_CHANNEL(ccb) << 7; 1478 at->at_tgt = cso->ccb_h.target_id; 1479 at->at_lun = cso->ccb_h.target_lun; 1480 at->at_status = CT_OK; 1481 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1482 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1483 isp_put_atio(isp, at, qe); 1484 } 1485 ISP_TDQE(isp, "isp_target_putback_atio", (int) optr, qe); 1486 ISP_ADD_REQUEST(isp, nxti); 1487 isp_complete_ctio(ccb); 1488 } 1489 1490 static void 1491 isp_complete_ctio(union ccb *ccb) 1492 { 1493 ISPLOCK_2_CAMLOCK(isp); 1494 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1495 ccb->ccb_h.status |= CAM_REQ_CMP; 1496 } 1497 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1498 xpt_done(ccb); 1499 CAMLOCK_2_ISPLOCK(isp); 1500 } 1501 1502 /* 1503 * Handle ATIO stuff that the generic code can't. 1504 * This means handling CDBs. 1505 */ 1506 1507 static int 1508 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1509 { 1510 tstate_t *tptr; 1511 int status, bus, iswildcard; 1512 struct ccb_accept_tio *atiop; 1513 1514 /* 1515 * The firmware status (except for the QLTM_SVALID bit) 1516 * indicates why this ATIO was sent to us. 1517 * 1518 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1519 * 1520 * If the DISCONNECTS DISABLED bit is set in the flags field, 1521 * we're still connected on the SCSI bus. 1522 */ 1523 status = aep->at_status; 1524 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1525 /* 1526 * Bus Phase Sequence error. We should have sense data 1527 * suggested by the f/w. I'm not sure quite yet what 1528 * to do about this for CAM. 1529 */ 1530 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1531 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1532 return (0); 1533 } 1534 if ((status & ~QLTM_SVALID) != AT_CDB) { 1535 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", 1536 status); 1537 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1538 return (0); 1539 } 1540 1541 bus = GET_BUS_VAL(aep->at_iid); 1542 tptr = get_lun_statep(isp, bus, aep->at_lun); 1543 if (tptr == NULL) { 1544 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1545 if (tptr == NULL) { 1546 /* 1547 * Because we can't autofeed sense data back with 1548 * a command for parallel SCSI, we can't give back 1549 * a CHECK CONDITION. We'll give back a BUSY status 1550 * instead. This works out okay because the only 1551 * time we should, in fact, get this, is in the 1552 * case that somebody configured us without the 1553 * blackhole driver, so they get what they deserve. 1554 */ 1555 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1556 return (0); 1557 } 1558 iswildcard = 1; 1559 } else { 1560 iswildcard = 0; 1561 } 1562 1563 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1564 if (atiop == NULL) { 1565 /* 1566 * Because we can't autofeed sense data back with 1567 * a command for parallel SCSI, we can't give back 1568 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1569 * instead. This works out okay because the only time we 1570 * should, in fact, get this, is in the case that we've 1571 * run out of ATIOS. 1572 */ 1573 xpt_print_path(tptr->owner); 1574 isp_prt(isp, ISP_LOGWARN, 1575 "no ATIOS for lun %d from initiator %d on channel %d", 1576 aep->at_lun, GET_IID_VAL(aep->at_iid), bus); 1577 if (aep->at_flags & AT_TQAE) 1578 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1579 else 1580 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1581 rls_lun_statep(isp, tptr); 1582 return (0); 1583 } 1584 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1585 tptr->atio_count--; 1586 isp_prt(isp, ISP_LOGTDEBUG0, "Take FREE ATIO lun %d, count now %d", 1587 aep->at_lun, tptr->atio_count); 1588 if (iswildcard) { 1589 atiop->ccb_h.target_id = aep->at_tgt; 1590 atiop->ccb_h.target_lun = aep->at_lun; 1591 } 1592 if (aep->at_flags & AT_NODISC) { 1593 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1594 } else { 1595 atiop->ccb_h.flags = 0; 1596 } 1597 1598 if (status & QLTM_SVALID) { 1599 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1600 atiop->sense_len = amt; 1601 MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1602 } else { 1603 atiop->sense_len = 0; 1604 } 1605 1606 atiop->init_id = GET_IID_VAL(aep->at_iid); 1607 atiop->cdb_len = aep->at_cdblen; 1608 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1609 atiop->ccb_h.status = CAM_CDB_RECVD; 1610 /* 1611 * Construct a tag 'id' based upon tag value (which may be 0..255) 1612 * and the handle (which we have to preserve). 1613 */ 1614 AT_MAKE_TAGID(atiop->tag_id, device_get_unit(isp->isp_dev), aep); 1615 if (aep->at_flags & AT_TQAE) { 1616 atiop->tag_action = aep->at_tag_type; 1617 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1618 } 1619 xpt_done((union ccb*)atiop); 1620 isp_prt(isp, ISP_LOGTDEBUG0, 1621 "ATIO[%x] CDB=0x%x bus %d iid%d->lun%d tag 0x%x ttype 0x%x %s", 1622 aep->at_handle, aep->at_cdb[0] & 0xff, GET_BUS_VAL(aep->at_iid), 1623 GET_IID_VAL(aep->at_iid), aep->at_lun, aep->at_tag_val & 0xff, 1624 aep->at_tag_type, (aep->at_flags & AT_NODISC)? 1625 "nondisc" : "disconnecting"); 1626 rls_lun_statep(isp, tptr); 1627 return (0); 1628 } 1629 1630 static int 1631 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1632 { 1633 lun_id_t lun; 1634 tstate_t *tptr; 1635 struct ccb_accept_tio *atiop; 1636 atio_private_data_t *atp; 1637 1638 /* 1639 * The firmware status (except for the QLTM_SVALID bit) 1640 * indicates why this ATIO was sent to us. 1641 * 1642 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1643 */ 1644 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1645 isp_prt(isp, ISP_LOGWARN, 1646 "bogus atio (0x%x) leaked to platform", aep->at_status); 1647 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1648 return (0); 1649 } 1650 1651 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) != 0) { 1652 lun = aep->at_scclun; 1653 } else { 1654 lun = aep->at_lun; 1655 } 1656 tptr = get_lun_statep(isp, 0, lun); 1657 if (tptr == NULL) { 1658 isp_prt(isp, ISP_LOGTDEBUG0, 1659 "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1660 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1661 if (tptr == NULL) { 1662 isp_endcmd(isp, aep, 1663 SCSI_STATUS_CHECK_COND | ECMD_SVALID | 1664 (0x5 << 12) | (0x25 << 16), 0); 1665 return (0); 1666 } 1667 } 1668 1669 atp = isp_get_atpd(isp, 0); 1670 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1671 if (atiop == NULL || atp == NULL) { 1672 1673 /* 1674 * Because we can't autofeed sense data back with 1675 * a command for parallel SCSI, we can't give back 1676 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1677 * instead. This works out okay because the only time we 1678 * should, in fact, get this, is in the case that we've 1679 * run out of ATIOS. 1680 */ 1681 xpt_print_path(tptr->owner); 1682 isp_prt(isp, ISP_LOGWARN, 1683 "no %s for lun %d from initiator %d", 1684 (atp == NULL && atiop == NULL)? "ATIO2s *or* ATPS" : 1685 ((atp == NULL)? "ATPs" : "ATIO2s"), lun, aep->at_iid); 1686 rls_lun_statep(isp, tptr); 1687 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1688 return (0); 1689 } 1690 atp->state = ATPD_STATE_ATIO; 1691 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1692 tptr->atio_count--; 1693 isp_prt(isp, ISP_LOGTDEBUG0, "Take FREE ATIO lun %d, count now %d", 1694 lun, tptr->atio_count); 1695 1696 if (tptr == &isp->isp_osinfo.tsdflt[0]) { 1697 atiop->ccb_h.target_id = 1698 ((fcparam *)isp->isp_param)->isp_loopid; 1699 atiop->ccb_h.target_lun = lun; 1700 } 1701 /* 1702 * We don't get 'suggested' sense data as we do with SCSI cards. 1703 */ 1704 atiop->sense_len = 0; 1705 1706 atiop->init_id = aep->at_iid; 1707 atiop->cdb_len = ATIO2_CDBLEN; 1708 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1709 atiop->ccb_h.status = CAM_CDB_RECVD; 1710 atiop->tag_id = aep->at_rxid; 1711 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1712 case ATIO2_TC_ATTR_SIMPLEQ: 1713 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1714 break; 1715 case ATIO2_TC_ATTR_HEADOFQ: 1716 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1717 break; 1718 case ATIO2_TC_ATTR_ORDERED: 1719 atiop->tag_action = MSG_ORDERED_Q_TAG; 1720 break; 1721 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1722 case ATIO2_TC_ATTR_UNTAGGED: 1723 default: 1724 atiop->tag_action = 0; 1725 break; 1726 } 1727 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 1728 1729 atp->tag = atiop->tag_id; 1730 atp->lun = lun; 1731 atp->orig_datalen = aep->at_datalen; 1732 atp->last_xframt = 0; 1733 atp->bytes_xfered = 0; 1734 atp->state = ATPD_STATE_CAM; 1735 ISPLOCK_2_CAMLOCK(siP); 1736 xpt_done((union ccb*)atiop); 1737 1738 isp_prt(isp, ISP_LOGTDEBUG0, 1739 "ATIO2[%x] CDB=0x%x iid%d->lun%d tattr 0x%x datalen %u", 1740 aep->at_rxid, aep->at_cdb[0] & 0xff, aep->at_iid, 1741 lun, aep->at_taskflags, aep->at_datalen); 1742 rls_lun_statep(isp, tptr); 1743 return (0); 1744 } 1745 1746 static int 1747 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 1748 { 1749 union ccb *ccb; 1750 int sentstatus, ok, notify_cam, resid = 0; 1751 uint16_t tval; 1752 1753 /* 1754 * CTIO and CTIO2 are close enough.... 1755 */ 1756 1757 ccb = isp_find_xs_tgt(isp, ((ct_entry_t *)arg)->ct_syshandle); 1758 KASSERT((ccb != NULL), ("null ccb in isp_handle_platform_ctio")); 1759 isp_destroy_tgt_handle(isp, ((ct_entry_t *)arg)->ct_syshandle); 1760 1761 if (IS_FC(isp)) { 1762 ct2_entry_t *ct = arg; 1763 atio_private_data_t *atp = isp_get_atpd(isp, ct->ct_rxid); 1764 if (atp == NULL) { 1765 isp_prt(isp, ISP_LOGERR, 1766 "cannot find adjunct for %x after I/O", 1767 ct->ct_rxid); 1768 return (0); 1769 } 1770 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 1771 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1772 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 1773 ccb->ccb_h.status |= CAM_SENT_SENSE; 1774 } 1775 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1776 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 1777 resid = ct->ct_resid; 1778 atp->bytes_xfered += (atp->last_xframt - resid); 1779 atp->last_xframt = 0; 1780 } 1781 if (sentstatus || !ok) { 1782 atp->tag = 0; 1783 } 1784 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, 1785 "CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", 1786 ct->ct_rxid, ct->ct_status, ct->ct_flags, 1787 (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, 1788 resid, sentstatus? "FIN" : "MID"); 1789 tval = ct->ct_rxid; 1790 1791 /* XXX: should really come after isp_complete_ctio */ 1792 atp->state = ATPD_STATE_PDON; 1793 } else { 1794 ct_entry_t *ct = arg; 1795 sentstatus = ct->ct_flags & CT_SENDSTATUS; 1796 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1797 /* 1798 * We *ought* to be able to get back to the original ATIO 1799 * here, but for some reason this gets lost. It's just as 1800 * well because it's squirrelled away as part of periph 1801 * private data. 1802 * 1803 * We can live without it as long as we continue to use 1804 * the auto-replenish feature for CTIOs. 1805 */ 1806 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1807 if (ct->ct_status & QLTM_SVALID) { 1808 char *sp = (char *)ct; 1809 sp += CTIO_SENSE_OFFSET; 1810 ccb->csio.sense_len = 1811 min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 1812 MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 1813 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 1814 } 1815 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 1816 resid = ct->ct_resid; 1817 } 1818 isp_prt(isp, ISP_LOGTDEBUG0, 1819 "CTIO[%x] tag %x iid %d lun %d sts %x flg %x resid %d %s", 1820 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, 1821 ct->ct_status, ct->ct_flags, resid, 1822 sentstatus? "FIN" : "MID"); 1823 tval = ct->ct_fwhandle; 1824 } 1825 ccb->csio.resid += resid; 1826 1827 /* 1828 * We're here either because intermediate data transfers are done 1829 * and/or the final status CTIO (which may have joined with a 1830 * Data Transfer) is done. 1831 * 1832 * In any case, for this platform, the upper layers figure out 1833 * what to do next, so all we do here is collect status and 1834 * pass information along. Any DMA handles have already been 1835 * freed. 1836 */ 1837 if (notify_cam == 0) { 1838 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 1839 return (0); 1840 } 1841 1842 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", 1843 (sentstatus)? " FINAL " : "MIDTERM ", tval); 1844 1845 if (!ok) { 1846 isp_target_putback_atio(ccb); 1847 } else { 1848 isp_complete_ctio(ccb); 1849 1850 } 1851 return (0); 1852 } 1853 1854 static int 1855 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inp) 1856 { 1857 return (0); /* XXXX */ 1858 } 1859 1860 static int 1861 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 1862 { 1863 1864 switch (inp->in_status) { 1865 case IN_PORT_LOGOUT: 1866 isp_prt(isp, ISP_LOGWARN, "port logout of iid %d", 1867 inp->in_iid); 1868 break; 1869 case IN_PORT_CHANGED: 1870 isp_prt(isp, ISP_LOGWARN, "port changed for iid %d", 1871 inp->in_iid); 1872 break; 1873 case IN_GLOBAL_LOGO: 1874 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 1875 break; 1876 case IN_ABORT_TASK: 1877 { 1878 atio_private_data_t *atp = isp_get_atpd(isp, inp->in_seqid); 1879 struct ccb_immed_notify *inot = NULL; 1880 1881 if (atp) { 1882 tstate_t *tptr = get_lun_statep(isp, 0, atp->lun); 1883 if (tptr) { 1884 inot = (struct ccb_immed_notify *) 1885 SLIST_FIRST(&tptr->inots); 1886 if (inot) { 1887 tptr->inot_count--; 1888 SLIST_REMOVE_HEAD(&tptr->inots, 1889 sim_links.sle); 1890 isp_prt(isp, ISP_LOGTDEBUG0, 1891 "Take FREE INOT count now %d", 1892 tptr->inot_count); 1893 } 1894 } 1895 isp_prt(isp, ISP_LOGWARN, 1896 "abort task RX_ID %x IID %d state %d", 1897 inp->in_seqid, inp->in_iid, atp->state); 1898 } else { 1899 isp_prt(isp, ISP_LOGWARN, 1900 "abort task RX_ID %x from iid %d, state unknown", 1901 inp->in_seqid, inp->in_iid); 1902 } 1903 if (inot) { 1904 inot->initiator_id = inp->in_iid; 1905 inot->sense_len = 0; 1906 inot->message_args[0] = MSG_ABORT_TAG; 1907 inot->message_args[1] = inp->in_seqid & 0xff; 1908 inot->message_args[2] = (inp->in_seqid >> 8) & 0xff; 1909 inot->ccb_h.status = CAM_MESSAGE_RECV; 1910 xpt_done((union ccb *)inot); 1911 } 1912 break; 1913 } 1914 default: 1915 break; 1916 } 1917 return (0); 1918 } 1919 #endif 1920 1921 static void 1922 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 1923 { 1924 struct cam_sim *sim; 1925 ispsoftc_t *isp; 1926 1927 sim = (struct cam_sim *)cbarg; 1928 isp = (ispsoftc_t *) cam_sim_softc(sim); 1929 switch (code) { 1930 case AC_LOST_DEVICE: 1931 if (IS_SCSI(isp)) { 1932 uint16_t oflags, nflags; 1933 sdparam *sdp = isp->isp_param; 1934 int tgt; 1935 1936 tgt = xpt_path_target_id(path); 1937 if (tgt >= 0) { 1938 sdp += cam_sim_bus(sim); 1939 ISP_LOCK(isp); 1940 nflags = sdp->isp_devparam[tgt].nvrm_flags; 1941 #ifndef ISP_TARGET_MODE 1942 nflags &= DPARM_SAFE_DFLT; 1943 if (isp->isp_loaded_fw) { 1944 nflags |= DPARM_NARROW | DPARM_ASYNC; 1945 } 1946 #else 1947 nflags = DPARM_DEFAULT; 1948 #endif 1949 oflags = sdp->isp_devparam[tgt].goal_flags; 1950 sdp->isp_devparam[tgt].goal_flags = nflags; 1951 sdp->isp_devparam[tgt].dev_update = 1; 1952 isp->isp_update |= (1 << cam_sim_bus(sim)); 1953 (void) isp_control(isp, 1954 ISPCTL_UPDATE_PARAMS, NULL); 1955 sdp->isp_devparam[tgt].goal_flags = oflags; 1956 ISP_UNLOCK(isp); 1957 } 1958 } 1959 break; 1960 default: 1961 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 1962 break; 1963 } 1964 } 1965 1966 static void 1967 isp_poll(struct cam_sim *sim) 1968 { 1969 ispsoftc_t *isp = cam_sim_softc(sim); 1970 uint16_t isr, sema, mbox; 1971 1972 ISP_LOCK(isp); 1973 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 1974 isp_intr(isp, isr, sema, mbox); 1975 } 1976 ISP_UNLOCK(isp); 1977 } 1978 1979 1980 static void 1981 isp_watchdog(void *arg) 1982 { 1983 XS_T *xs = arg; 1984 ispsoftc_t *isp = XS_ISP(xs); 1985 uint32_t handle; 1986 int iok; 1987 1988 /* 1989 * We've decided this command is dead. Make sure we're not trying 1990 * to kill a command that's already dead by getting it's handle and 1991 * and seeing whether it's still alive. 1992 */ 1993 ISP_LOCK(isp); 1994 iok = isp->isp_osinfo.intsok; 1995 isp->isp_osinfo.intsok = 0; 1996 handle = isp_find_handle(isp, xs); 1997 if (handle) { 1998 uint16_t isr, sema, mbox; 1999 2000 if (XS_CMD_DONE_P(xs)) { 2001 isp_prt(isp, ISP_LOGDEBUG1, 2002 "watchdog found done cmd (handle 0x%x)", handle); 2003 ISP_UNLOCK(isp); 2004 return; 2005 } 2006 2007 if (XS_CMD_WDOG_P(xs)) { 2008 isp_prt(isp, ISP_LOGDEBUG2, 2009 "recursive watchdog (handle 0x%x)", handle); 2010 ISP_UNLOCK(isp); 2011 return; 2012 } 2013 2014 XS_CMD_S_WDOG(xs); 2015 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2016 isp_intr(isp, isr, sema, mbox); 2017 } 2018 if (XS_CMD_DONE_P(xs)) { 2019 isp_prt(isp, ISP_LOGDEBUG2, 2020 "watchdog cleanup for handle 0x%x", handle); 2021 xpt_done((union ccb *) xs); 2022 } else if (XS_CMD_GRACE_P(xs)) { 2023 /* 2024 * Make sure the command is *really* dead before we 2025 * release the handle (and DMA resources) for reuse. 2026 */ 2027 (void) isp_control(isp, ISPCTL_ABORT_CMD, arg); 2028 2029 /* 2030 * After this point, the comamnd is really dead. 2031 */ 2032 if (XS_XFRLEN(xs)) { 2033 ISP_DMAFREE(isp, xs, handle); 2034 } 2035 isp_destroy_handle(isp, handle); 2036 xpt_print_path(xs->ccb_h.path); 2037 isp_prt(isp, ISP_LOGWARN, 2038 "watchdog timeout for handle 0x%x", handle); 2039 XS_SETERR(xs, CAM_CMD_TIMEOUT); 2040 XS_CMD_C_WDOG(xs); 2041 isp_done(xs); 2042 } else { 2043 uint16_t nxti, optr; 2044 ispreq_t local, *mp= &local, *qe; 2045 2046 XS_CMD_C_WDOG(xs); 2047 xs->ccb_h.timeout_ch = timeout(isp_watchdog, xs, hz); 2048 if (isp_getrqentry(isp, &nxti, &optr, (void **) &qe)) { 2049 ISP_UNLOCK(isp); 2050 return; 2051 } 2052 XS_CMD_S_GRACE(xs); 2053 MEMZERO((void *) mp, sizeof (*mp)); 2054 mp->req_header.rqs_entry_count = 1; 2055 mp->req_header.rqs_entry_type = RQSTYPE_MARKER; 2056 mp->req_modifier = SYNC_ALL; 2057 mp->req_target = XS_CHANNEL(xs) << 7; 2058 isp_put_request(isp, mp, qe); 2059 ISP_ADD_REQUEST(isp, nxti); 2060 } 2061 } else { 2062 isp_prt(isp, ISP_LOGDEBUG2, "watchdog with no command"); 2063 } 2064 isp->isp_osinfo.intsok = iok; 2065 ISP_UNLOCK(isp); 2066 } 2067 2068 static void 2069 isp_kthread(void *arg) 2070 { 2071 ispsoftc_t *isp = arg; 2072 2073 2074 #if __FreeBSD_version < 500000 2075 int s; 2076 2077 s = splcam(); 2078 isp->isp_osinfo.intsok = 1; 2079 #else 2080 #ifdef ISP_SMPLOCK 2081 mtx_lock(&isp->isp_lock); 2082 #else 2083 mtx_lock(&Giant); 2084 #endif 2085 #endif 2086 /* 2087 * The first loop is for our usage where we have yet to have 2088 * gotten good fibre channel state. 2089 */ 2090 for (;;) { 2091 int wasfrozen; 2092 2093 isp_prt(isp, ISP_LOGDEBUG0, "kthread: checking FC state"); 2094 while (isp_fc_runstate(isp, 2 * 1000000) != 0) { 2095 isp_prt(isp, ISP_LOGDEBUG0, "kthread: FC state ungood"); 2096 if (FCPARAM(isp)->isp_fwstate != FW_READY || 2097 FCPARAM(isp)->isp_loopstate < LOOP_PDB_RCVD) { 2098 if (FCPARAM(isp)->loop_seen_once == 0 || 2099 isp->isp_osinfo.ktmature == 0) { 2100 break; 2101 } 2102 } 2103 #ifdef ISP_SMPLOCK 2104 msleep(isp_kthread, &isp->isp_lock, 2105 PRIBIO, "isp_fcthrd", hz); 2106 #else 2107 (void) tsleep(isp_kthread, PRIBIO, "isp_fcthrd", hz); 2108 #endif 2109 } 2110 2111 /* 2112 * Even if we didn't get good loop state we may be 2113 * unfreezing the SIMQ so that we can kill off 2114 * commands (if we've never seen loop before, for example). 2115 */ 2116 isp->isp_osinfo.ktmature = 1; 2117 wasfrozen = isp->isp_osinfo.simqfrozen & SIMQFRZ_LOOPDOWN; 2118 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_LOOPDOWN; 2119 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 2120 isp_prt(isp, ISP_LOGDEBUG0, "kthread: releasing simq"); 2121 ISPLOCK_2_CAMLOCK(isp); 2122 xpt_release_simq(isp->isp_sim, 1); 2123 CAMLOCK_2_ISPLOCK(isp); 2124 } 2125 isp_prt(isp, ISP_LOGDEBUG0, "kthread: waiting until called"); 2126 #if __FreeBSD_version < 500000 2127 tsleep(&isp->isp_osinfo.kproc, PRIBIO, "isp_fc_worker", 0); 2128 #else 2129 #ifdef ISP_SMPLOCK 2130 cv_wait(&isp->isp_osinfo.kthread_cv, &isp->isp_lock); 2131 #else 2132 (void) tsleep(&isp->isp_osinfo.kthread_cv, PRIBIO, "fc_cv", 0); 2133 #endif 2134 #endif 2135 } 2136 } 2137 2138 static void 2139 isp_action(struct cam_sim *sim, union ccb *ccb) 2140 { 2141 int bus, tgt, error; 2142 ispsoftc_t *isp; 2143 struct ccb_trans_settings *cts; 2144 2145 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 2146 2147 isp = (ispsoftc_t *)cam_sim_softc(sim); 2148 ccb->ccb_h.sim_priv.entries[0].field = 0; 2149 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2150 if (isp->isp_state != ISP_RUNSTATE && 2151 ccb->ccb_h.func_code == XPT_SCSI_IO) { 2152 CAMLOCK_2_ISPLOCK(isp); 2153 isp_init(isp); 2154 if (isp->isp_state != ISP_INITSTATE) { 2155 ISP_UNLOCK(isp); 2156 /* 2157 * Lie. Say it was a selection timeout. 2158 */ 2159 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 2160 xpt_freeze_devq(ccb->ccb_h.path, 1); 2161 xpt_done(ccb); 2162 return; 2163 } 2164 isp->isp_state = ISP_RUNSTATE; 2165 ISPLOCK_2_CAMLOCK(isp); 2166 } 2167 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 2168 2169 2170 switch (ccb->ccb_h.func_code) { 2171 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 2172 /* 2173 * Do a couple of preliminary checks... 2174 */ 2175 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 2176 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 2177 ccb->ccb_h.status = CAM_REQ_INVALID; 2178 xpt_done(ccb); 2179 break; 2180 } 2181 } 2182 #ifdef DIAGNOSTIC 2183 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 2184 ccb->ccb_h.status = CAM_PATH_INVALID; 2185 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 2186 ccb->ccb_h.status = CAM_PATH_INVALID; 2187 } 2188 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 2189 isp_prt(isp, ISP_LOGERR, 2190 "invalid tgt/lun (%d.%d) in XPT_SCSI_IO", 2191 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 2192 xpt_done(ccb); 2193 break; 2194 } 2195 #endif 2196 ((struct ccb_scsiio *) ccb)->scsi_status = SCSI_STATUS_OK; 2197 CAMLOCK_2_ISPLOCK(isp); 2198 error = isp_start((XS_T *) ccb); 2199 switch (error) { 2200 case CMD_QUEUED: 2201 ccb->ccb_h.status |= CAM_SIM_QUEUED; 2202 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 2203 uint64_t ticks = (uint64_t) hz; 2204 if (ccb->ccb_h.timeout == CAM_TIME_DEFAULT) 2205 ticks = 60 * 1000 * ticks; 2206 else 2207 ticks = ccb->ccb_h.timeout * hz; 2208 ticks = ((ticks + 999) / 1000) + hz + hz; 2209 if (ticks >= 0x80000000) { 2210 isp_prt(isp, ISP_LOGERR, 2211 "timeout overflow"); 2212 ticks = 0x7fffffff; 2213 } 2214 ccb->ccb_h.timeout_ch = timeout(isp_watchdog, 2215 (caddr_t)ccb, (int)ticks); 2216 } else { 2217 callout_handle_init(&ccb->ccb_h.timeout_ch); 2218 } 2219 ISPLOCK_2_CAMLOCK(isp); 2220 break; 2221 case CMD_RQLATER: 2222 /* 2223 * This can only happen for Fibre Channel 2224 */ 2225 KASSERT((IS_FC(isp)), ("CMD_RQLATER for FC only")); 2226 if (FCPARAM(isp)->loop_seen_once == 0 && 2227 isp->isp_osinfo.ktmature) { 2228 ISPLOCK_2_CAMLOCK(isp); 2229 XS_SETERR(ccb, CAM_SEL_TIMEOUT); 2230 xpt_done(ccb); 2231 break; 2232 } 2233 #if __FreeBSD_version < 500000 2234 wakeup(&isp->isp_osinfo.kproc); 2235 #else 2236 #ifdef ISP_SMPLOCK 2237 cv_signal(&isp->isp_osinfo.kthread_cv); 2238 #else 2239 wakeup(&isp->isp_osinfo.kthread_cv); 2240 #endif 2241 #endif 2242 isp_freeze_loopdown(isp, "isp_action(RQLATER)"); 2243 XS_SETERR(ccb, CAM_REQUEUE_REQ); 2244 ISPLOCK_2_CAMLOCK(isp); 2245 xpt_done(ccb); 2246 break; 2247 case CMD_EAGAIN: 2248 XS_SETERR(ccb, CAM_REQUEUE_REQ); 2249 ISPLOCK_2_CAMLOCK(isp); 2250 xpt_done(ccb); 2251 break; 2252 case CMD_COMPLETE: 2253 isp_done((struct ccb_scsiio *) ccb); 2254 ISPLOCK_2_CAMLOCK(isp); 2255 break; 2256 default: 2257 isp_prt(isp, ISP_LOGERR, 2258 "What's this? 0x%x at %d in file %s", 2259 error, __LINE__, __FILE__); 2260 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 2261 xpt_done(ccb); 2262 ISPLOCK_2_CAMLOCK(isp); 2263 } 2264 break; 2265 2266 #ifdef ISP_TARGET_MODE 2267 case XPT_EN_LUN: /* Enable LUN as a target */ 2268 { 2269 int seq, iok, i; 2270 CAMLOCK_2_ISPLOCK(isp); 2271 iok = isp->isp_osinfo.intsok; 2272 isp->isp_osinfo.intsok = 0; 2273 seq = isp_en_lun(isp, ccb); 2274 if (seq < 0) { 2275 isp->isp_osinfo.intsok = iok; 2276 ISPLOCK_2_CAMLOCK(isp); 2277 xpt_done(ccb); 2278 break; 2279 } 2280 for (i = 0; isp->isp_osinfo.leact[seq] && i < 30 * 1000; i++) { 2281 uint16_t isr, sema, mbox; 2282 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2283 isp_intr(isp, isr, sema, mbox); 2284 } 2285 DELAY(1000); 2286 } 2287 isp->isp_osinfo.intsok = iok; 2288 ISPLOCK_2_CAMLOCK(isp); 2289 break; 2290 } 2291 case XPT_NOTIFY_ACK: /* recycle notify ack */ 2292 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 2293 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 2294 { 2295 tstate_t *tptr = 2296 get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 2297 if (tptr == NULL) { 2298 ccb->ccb_h.status = CAM_LUN_INVALID; 2299 xpt_done(ccb); 2300 break; 2301 } 2302 ccb->ccb_h.sim_priv.entries[0].field = 0; 2303 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2304 ccb->ccb_h.flags = 0; 2305 2306 CAMLOCK_2_ISPLOCK(isp); 2307 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 2308 /* 2309 * Note that the command itself may not be done- 2310 * it may not even have had the first CTIO sent. 2311 */ 2312 tptr->atio_count++; 2313 isp_prt(isp, ISP_LOGTDEBUG0, 2314 "Put FREE ATIO, lun %d, count now %d", 2315 ccb->ccb_h.target_lun, tptr->atio_count); 2316 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, 2317 sim_links.sle); 2318 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 2319 tptr->inot_count++; 2320 isp_prt(isp, ISP_LOGTDEBUG0, 2321 "Put FREE INOT, lun %d, count now %d", 2322 ccb->ccb_h.target_lun, tptr->inot_count); 2323 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, 2324 sim_links.sle); 2325 } else { 2326 isp_prt(isp, ISP_LOGWARN, "Got Notify ACK");; 2327 } 2328 rls_lun_statep(isp, tptr); 2329 ccb->ccb_h.status = CAM_REQ_INPROG; 2330 ISPLOCK_2_CAMLOCK(isp); 2331 break; 2332 } 2333 case XPT_CONT_TARGET_IO: 2334 { 2335 CAMLOCK_2_ISPLOCK(isp); 2336 isp_target_start_ctio(isp, ccb); 2337 ISPLOCK_2_CAMLOCK(isp); 2338 break; 2339 } 2340 #endif 2341 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 2342 2343 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 2344 tgt = ccb->ccb_h.target_id; 2345 tgt |= (bus << 16); 2346 2347 CAMLOCK_2_ISPLOCK(isp); 2348 error = isp_control(isp, ISPCTL_RESET_DEV, &tgt); 2349 ISPLOCK_2_CAMLOCK(isp); 2350 if (error) { 2351 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2352 } else { 2353 ccb->ccb_h.status = CAM_REQ_CMP; 2354 } 2355 xpt_done(ccb); 2356 break; 2357 case XPT_ABORT: /* Abort the specified CCB */ 2358 { 2359 union ccb *accb = ccb->cab.abort_ccb; 2360 CAMLOCK_2_ISPLOCK(isp); 2361 switch (accb->ccb_h.func_code) { 2362 #ifdef ISP_TARGET_MODE 2363 case XPT_ACCEPT_TARGET_IO: 2364 case XPT_IMMED_NOTIFY: 2365 ccb->ccb_h.status = isp_abort_tgt_ccb(isp, ccb); 2366 break; 2367 case XPT_CONT_TARGET_IO: 2368 isp_prt(isp, ISP_LOGERR, "cannot abort CTIOs yet"); 2369 ccb->ccb_h.status = CAM_UA_ABORT; 2370 break; 2371 #endif 2372 case XPT_SCSI_IO: 2373 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 2374 if (error) { 2375 ccb->ccb_h.status = CAM_UA_ABORT; 2376 } else { 2377 ccb->ccb_h.status = CAM_REQ_CMP; 2378 } 2379 break; 2380 default: 2381 ccb->ccb_h.status = CAM_REQ_INVALID; 2382 break; 2383 } 2384 ISPLOCK_2_CAMLOCK(isp); 2385 xpt_done(ccb); 2386 break; 2387 } 2388 #ifdef CAM_NEW_TRAN_CODE 2389 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 2390 #else 2391 #define IS_CURRENT_SETTINGS(c) (c->flags & CCB_TRANS_CURRENT_SETTINGS) 2392 #endif 2393 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 2394 cts = &ccb->cts; 2395 if (!IS_CURRENT_SETTINGS(cts)) { 2396 ccb->ccb_h.status = CAM_REQ_INVALID; 2397 xpt_done(ccb); 2398 break; 2399 } 2400 tgt = cts->ccb_h.target_id; 2401 CAMLOCK_2_ISPLOCK(isp); 2402 if (IS_SCSI(isp)) { 2403 #ifndef CAM_NEW_TRAN_CODE 2404 sdparam *sdp = isp->isp_param; 2405 uint16_t *dptr; 2406 2407 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2408 2409 sdp += bus; 2410 /* 2411 * We always update (internally) from goal_flags 2412 * so any request to change settings just gets 2413 * vectored to that location. 2414 */ 2415 dptr = &sdp->isp_devparam[tgt].goal_flags; 2416 2417 /* 2418 * Note that these operations affect the 2419 * the goal flags (goal_flags)- not 2420 * the current state flags. Then we mark 2421 * things so that the next operation to 2422 * this HBA will cause the update to occur. 2423 */ 2424 if (cts->valid & CCB_TRANS_DISC_VALID) { 2425 if ((cts->flags & CCB_TRANS_DISC_ENB) != 0) { 2426 *dptr |= DPARM_DISC; 2427 } else { 2428 *dptr &= ~DPARM_DISC; 2429 } 2430 } 2431 if (cts->valid & CCB_TRANS_TQ_VALID) { 2432 if ((cts->flags & CCB_TRANS_TAG_ENB) != 0) { 2433 *dptr |= DPARM_TQING; 2434 } else { 2435 *dptr &= ~DPARM_TQING; 2436 } 2437 } 2438 if (cts->valid & CCB_TRANS_BUS_WIDTH_VALID) { 2439 switch (cts->bus_width) { 2440 case MSG_EXT_WDTR_BUS_16_BIT: 2441 *dptr |= DPARM_WIDE; 2442 break; 2443 default: 2444 *dptr &= ~DPARM_WIDE; 2445 } 2446 } 2447 /* 2448 * Any SYNC RATE of nonzero and SYNC_OFFSET 2449 * of nonzero will cause us to go to the 2450 * selected (from NVRAM) maximum value for 2451 * this device. At a later point, we'll 2452 * allow finer control. 2453 */ 2454 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && 2455 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) && 2456 (cts->sync_offset > 0)) { 2457 *dptr |= DPARM_SYNC; 2458 } else { 2459 *dptr &= ~DPARM_SYNC; 2460 } 2461 *dptr |= DPARM_SAFE_DFLT; 2462 #else 2463 struct ccb_trans_settings_scsi *scsi = 2464 &cts->proto_specific.scsi; 2465 struct ccb_trans_settings_spi *spi = 2466 &cts->xport_specific.spi; 2467 sdparam *sdp = isp->isp_param; 2468 uint16_t *dptr; 2469 2470 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2471 sdp += bus; 2472 /* 2473 * We always update (internally) from goal_flags 2474 * so any request to change settings just gets 2475 * vectored to that location. 2476 */ 2477 dptr = &sdp->isp_devparam[tgt].goal_flags; 2478 2479 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 2480 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 2481 *dptr |= DPARM_DISC; 2482 else 2483 *dptr &= ~DPARM_DISC; 2484 } 2485 2486 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 2487 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 2488 *dptr |= DPARM_TQING; 2489 else 2490 *dptr &= ~DPARM_TQING; 2491 } 2492 2493 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 2494 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 2495 *dptr |= DPARM_WIDE; 2496 else 2497 *dptr &= ~DPARM_WIDE; 2498 } 2499 2500 /* 2501 * XXX: FIX ME 2502 */ 2503 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && 2504 (spi->valid & CTS_SPI_VALID_SYNC_RATE) && 2505 (spi->sync_period && spi->sync_offset)) { 2506 *dptr |= DPARM_SYNC; 2507 /* 2508 * XXX: CHECK FOR LEGALITY 2509 */ 2510 sdp->isp_devparam[tgt].goal_period = 2511 spi->sync_period; 2512 sdp->isp_devparam[tgt].goal_offset = 2513 spi->sync_offset; 2514 } else { 2515 *dptr &= ~DPARM_SYNC; 2516 } 2517 #endif 2518 isp_prt(isp, ISP_LOGDEBUG0, 2519 "SET bus %d targ %d to flags %x off %x per %x", 2520 bus, tgt, sdp->isp_devparam[tgt].goal_flags, 2521 sdp->isp_devparam[tgt].goal_offset, 2522 sdp->isp_devparam[tgt].goal_period); 2523 sdp->isp_devparam[tgt].dev_update = 1; 2524 isp->isp_update |= (1 << bus); 2525 } 2526 ISPLOCK_2_CAMLOCK(isp); 2527 ccb->ccb_h.status = CAM_REQ_CMP; 2528 xpt_done(ccb); 2529 break; 2530 case XPT_GET_TRAN_SETTINGS: 2531 cts = &ccb->cts; 2532 tgt = cts->ccb_h.target_id; 2533 CAMLOCK_2_ISPLOCK(isp); 2534 if (IS_FC(isp)) { 2535 #ifndef CAM_NEW_TRAN_CODE 2536 /* 2537 * a lot of normal SCSI things don't make sense. 2538 */ 2539 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 2540 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2541 /* 2542 * How do you measure the width of a high 2543 * speed serial bus? Well, in bytes. 2544 * 2545 * Offset and period make no sense, though, so we set 2546 * (above) a 'base' transfer speed to be gigabit. 2547 */ 2548 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2549 #else 2550 fcparam *fcp = isp->isp_param; 2551 struct ccb_trans_settings_fc *fc = 2552 &cts->xport_specific.fc; 2553 2554 cts->protocol = PROTO_SCSI; 2555 cts->protocol_version = SCSI_REV_2; 2556 cts->transport = XPORT_FC; 2557 cts->transport_version = 0; 2558 2559 fc->valid = CTS_FC_VALID_SPEED; 2560 if (fcp->isp_gbspeed == 2) 2561 fc->bitrate = 200000; 2562 else 2563 fc->bitrate = 100000; 2564 if (tgt > 0 && tgt < MAX_FC_TARG) { 2565 struct lportdb *lp = &fcp->portdb[tgt]; 2566 fc->wwnn = lp->node_wwn; 2567 fc->wwpn = lp->port_wwn; 2568 fc->port = lp->portid; 2569 fc->valid |= CTS_FC_VALID_WWNN | 2570 CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 2571 } 2572 #endif 2573 } else { 2574 #ifdef CAM_NEW_TRAN_CODE 2575 struct ccb_trans_settings_scsi *scsi = 2576 &cts->proto_specific.scsi; 2577 struct ccb_trans_settings_spi *spi = 2578 &cts->xport_specific.spi; 2579 #endif 2580 sdparam *sdp = isp->isp_param; 2581 int bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2582 uint16_t dval, pval, oval; 2583 2584 sdp += bus; 2585 2586 if (IS_CURRENT_SETTINGS(cts)) { 2587 sdp->isp_devparam[tgt].dev_refresh = 1; 2588 isp->isp_update |= (1 << bus); 2589 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, 2590 NULL); 2591 dval = sdp->isp_devparam[tgt].actv_flags; 2592 oval = sdp->isp_devparam[tgt].actv_offset; 2593 pval = sdp->isp_devparam[tgt].actv_period; 2594 } else { 2595 dval = sdp->isp_devparam[tgt].nvrm_flags; 2596 oval = sdp->isp_devparam[tgt].nvrm_offset; 2597 pval = sdp->isp_devparam[tgt].nvrm_period; 2598 } 2599 2600 #ifndef CAM_NEW_TRAN_CODE 2601 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); 2602 2603 if (dval & DPARM_DISC) { 2604 cts->flags |= CCB_TRANS_DISC_ENB; 2605 } 2606 if (dval & DPARM_TQING) { 2607 cts->flags |= CCB_TRANS_TAG_ENB; 2608 } 2609 if (dval & DPARM_WIDE) { 2610 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2611 } else { 2612 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2613 } 2614 cts->valid = CCB_TRANS_BUS_WIDTH_VALID | 2615 CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2616 2617 if ((dval & DPARM_SYNC) && oval != 0) { 2618 cts->sync_period = pval; 2619 cts->sync_offset = oval; 2620 cts->valid |= 2621 CCB_TRANS_SYNC_RATE_VALID | 2622 CCB_TRANS_SYNC_OFFSET_VALID; 2623 } 2624 #else 2625 cts->protocol = PROTO_SCSI; 2626 cts->protocol_version = SCSI_REV_2; 2627 cts->transport = XPORT_SPI; 2628 cts->transport_version = 2; 2629 2630 scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 2631 spi->flags &= ~CTS_SPI_FLAGS_DISC_ENB; 2632 if (dval & DPARM_DISC) { 2633 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2634 } 2635 if (dval & DPARM_TQING) { 2636 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2637 } 2638 if ((dval & DPARM_SYNC) && oval && pval) { 2639 spi->sync_offset = oval; 2640 spi->sync_period = pval; 2641 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2642 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2643 } 2644 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 2645 if (dval & DPARM_WIDE) { 2646 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2647 } else { 2648 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2649 } 2650 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 2651 scsi->valid = CTS_SCSI_VALID_TQ; 2652 spi->valid |= CTS_SPI_VALID_DISC; 2653 } else { 2654 scsi->valid = 0; 2655 } 2656 #endif 2657 isp_prt(isp, ISP_LOGDEBUG0, 2658 "GET %s bus %d targ %d to flags %x off %x per %x", 2659 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 2660 bus, tgt, dval, oval, pval); 2661 } 2662 ISPLOCK_2_CAMLOCK(isp); 2663 ccb->ccb_h.status = CAM_REQ_CMP; 2664 xpt_done(ccb); 2665 break; 2666 2667 case XPT_CALC_GEOMETRY: 2668 #if __FreeBSD_version < 500000 2669 { 2670 struct ccb_calc_geometry *ccg; 2671 u_int32_t secs_per_cylinder; 2672 u_int32_t size_mb; 2673 2674 ccg = &ccb->ccg; 2675 if (ccg->block_size == 0) { 2676 ccb->ccb_h.status = CAM_REQ_INVALID; 2677 xpt_done(ccb); 2678 break; 2679 } 2680 size_mb = ccg->volume_size /((1024L * 1024L) / ccg->block_size); 2681 if (size_mb > 1024) { 2682 ccg->heads = 255; 2683 ccg->secs_per_track = 63; 2684 } else { 2685 ccg->heads = 64; 2686 ccg->secs_per_track = 32; 2687 } 2688 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 2689 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 2690 ccb->ccb_h.status = CAM_REQ_CMP; 2691 xpt_done(ccb); 2692 break; 2693 } 2694 #else 2695 { 2696 cam_calc_geometry(&ccb->ccg, /*extended*/1); 2697 xpt_done(ccb); 2698 break; 2699 } 2700 #endif 2701 case XPT_RESET_BUS: /* Reset the specified bus */ 2702 bus = cam_sim_bus(sim); 2703 CAMLOCK_2_ISPLOCK(isp); 2704 error = isp_control(isp, ISPCTL_RESET_BUS, &bus); 2705 ISPLOCK_2_CAMLOCK(isp); 2706 if (error) 2707 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2708 else { 2709 if (cam_sim_bus(sim) && isp->isp_path2 != NULL) 2710 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2711 else if (isp->isp_path != NULL) 2712 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2713 ccb->ccb_h.status = CAM_REQ_CMP; 2714 } 2715 xpt_done(ccb); 2716 break; 2717 2718 case XPT_TERM_IO: /* Terminate the I/O process */ 2719 ccb->ccb_h.status = CAM_REQ_INVALID; 2720 xpt_done(ccb); 2721 break; 2722 2723 case XPT_PATH_INQ: /* Path routing inquiry */ 2724 { 2725 struct ccb_pathinq *cpi = &ccb->cpi; 2726 2727 cpi->version_num = 1; 2728 #ifdef ISP_TARGET_MODE 2729 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 2730 #else 2731 cpi->target_sprt = 0; 2732 #endif 2733 cpi->hba_eng_cnt = 0; 2734 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 2735 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 2736 cpi->bus_id = cam_sim_bus(sim); 2737 if (IS_FC(isp)) { 2738 cpi->hba_misc = PIM_NOBUSRESET; 2739 /* 2740 * Because our loop ID can shift from time to time, 2741 * make our initiator ID out of range of our bus. 2742 */ 2743 cpi->initiator_id = cpi->max_target + 1; 2744 2745 /* 2746 * Set base transfer capabilities for Fibre Channel. 2747 * Technically not correct because we don't know 2748 * what media we're running on top of- but we'll 2749 * look good if we always say 100MB/s. 2750 */ 2751 if (FCPARAM(isp)->isp_gbspeed == 2) 2752 cpi->base_transfer_speed = 200000; 2753 else 2754 cpi->base_transfer_speed = 100000; 2755 cpi->hba_inquiry = PI_TAG_ABLE; 2756 #ifdef CAM_NEW_TRAN_CODE 2757 cpi->transport = XPORT_FC; 2758 cpi->transport_version = 0; /* WHAT'S THIS FOR? */ 2759 #endif 2760 } else { 2761 sdparam *sdp = isp->isp_param; 2762 sdp += cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 2763 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 2764 cpi->hba_misc = 0; 2765 cpi->initiator_id = sdp->isp_initiator_id; 2766 cpi->base_transfer_speed = 3300; 2767 #ifdef CAM_NEW_TRAN_CODE 2768 cpi->transport = XPORT_SPI; 2769 cpi->transport_version = 2; /* WHAT'S THIS FOR? */ 2770 #endif 2771 } 2772 #ifdef CAM_NEW_TRAN_CODE 2773 cpi->protocol = PROTO_SCSI; 2774 cpi->protocol_version = SCSI_REV_2; 2775 #endif 2776 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 2777 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 2778 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 2779 cpi->unit_number = cam_sim_unit(sim); 2780 cpi->ccb_h.status = CAM_REQ_CMP; 2781 xpt_done(ccb); 2782 break; 2783 } 2784 default: 2785 ccb->ccb_h.status = CAM_REQ_INVALID; 2786 xpt_done(ccb); 2787 break; 2788 } 2789 } 2790 2791 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 2792 void 2793 isp_done(struct ccb_scsiio *sccb) 2794 { 2795 ispsoftc_t *isp = XS_ISP(sccb); 2796 2797 if (XS_NOERR(sccb)) 2798 XS_SETERR(sccb, CAM_REQ_CMP); 2799 2800 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && 2801 (sccb->scsi_status != SCSI_STATUS_OK)) { 2802 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 2803 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && 2804 (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 2805 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 2806 } else { 2807 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 2808 } 2809 } 2810 2811 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2812 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2813 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 2814 sccb->ccb_h.status |= CAM_DEV_QFRZN; 2815 xpt_freeze_devq(sccb->ccb_h.path, 1); 2816 isp_prt(isp, ISP_LOGDEBUG0, 2817 "freeze devq %d.%d cam sts %x scsi sts %x", 2818 sccb->ccb_h.target_id, sccb->ccb_h.target_lun, 2819 sccb->ccb_h.status, sccb->scsi_status); 2820 } 2821 } 2822 2823 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && 2824 (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2825 xpt_print_path(sccb->ccb_h.path); 2826 isp_prt(isp, ISP_LOGINFO, 2827 "cam completion status 0x%x", sccb->ccb_h.status); 2828 } 2829 2830 XS_CMD_S_DONE(sccb); 2831 if (XS_CMD_WDOG_P(sccb) == 0) { 2832 untimeout(isp_watchdog, (caddr_t)sccb, sccb->ccb_h.timeout_ch); 2833 if (XS_CMD_GRACE_P(sccb)) { 2834 isp_prt(isp, ISP_LOGDEBUG2, 2835 "finished command on borrowed time"); 2836 } 2837 XS_CMD_S_CLEAR(sccb); 2838 ISPLOCK_2_CAMLOCK(isp); 2839 xpt_done((union ccb *) sccb); 2840 CAMLOCK_2_ISPLOCK(isp); 2841 } 2842 } 2843 2844 int 2845 isp_async(ispsoftc_t *isp, ispasync_t cmd, void *arg) 2846 { 2847 int bus, rv = 0; 2848 switch (cmd) { 2849 case ISPASYNC_NEW_TGT_PARAMS: 2850 { 2851 #ifdef CAM_NEW_TRAN_CODE 2852 struct ccb_trans_settings_scsi *scsi; 2853 struct ccb_trans_settings_spi *spi; 2854 #endif 2855 int flags, tgt; 2856 sdparam *sdp = isp->isp_param; 2857 struct ccb_trans_settings cts; 2858 struct cam_path *tmppath; 2859 2860 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 2861 2862 tgt = *((int *)arg); 2863 bus = (tgt >> 16) & 0xffff; 2864 tgt &= 0xffff; 2865 sdp += bus; 2866 ISPLOCK_2_CAMLOCK(isp); 2867 if (xpt_create_path(&tmppath, NULL, 2868 cam_sim_path(bus? isp->isp_sim2 : isp->isp_sim), 2869 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2870 CAMLOCK_2_ISPLOCK(isp); 2871 isp_prt(isp, ISP_LOGWARN, 2872 "isp_async cannot make temp path for %d.%d", 2873 tgt, bus); 2874 rv = -1; 2875 break; 2876 } 2877 CAMLOCK_2_ISPLOCK(isp); 2878 flags = sdp->isp_devparam[tgt].actv_flags; 2879 #ifdef CAM_NEW_TRAN_CODE 2880 cts.type = CTS_TYPE_CURRENT_SETTINGS; 2881 cts.protocol = PROTO_SCSI; 2882 cts.transport = XPORT_SPI; 2883 2884 scsi = &cts.proto_specific.scsi; 2885 spi = &cts.xport_specific.spi; 2886 2887 if (flags & DPARM_TQING) { 2888 scsi->valid |= CTS_SCSI_VALID_TQ; 2889 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2890 spi->flags |= CTS_SPI_FLAGS_TAG_ENB; 2891 } 2892 2893 if (flags & DPARM_DISC) { 2894 spi->valid |= CTS_SPI_VALID_DISC; 2895 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2896 } 2897 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 2898 if (flags & DPARM_WIDE) { 2899 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2900 } else { 2901 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2902 } 2903 if (flags & DPARM_SYNC) { 2904 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2905 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2906 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 2907 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 2908 } 2909 #else 2910 cts.flags = CCB_TRANS_CURRENT_SETTINGS; 2911 cts.valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2912 if (flags & DPARM_DISC) { 2913 cts.flags |= CCB_TRANS_DISC_ENB; 2914 } 2915 if (flags & DPARM_TQING) { 2916 cts.flags |= CCB_TRANS_TAG_ENB; 2917 } 2918 cts.valid |= CCB_TRANS_BUS_WIDTH_VALID; 2919 cts.bus_width = (flags & DPARM_WIDE)? 2920 MSG_EXT_WDTR_BUS_8_BIT : MSG_EXT_WDTR_BUS_16_BIT; 2921 cts.sync_period = sdp->isp_devparam[tgt].actv_period; 2922 cts.sync_offset = sdp->isp_devparam[tgt].actv_offset; 2923 if (flags & DPARM_SYNC) { 2924 cts.valid |= 2925 CCB_TRANS_SYNC_RATE_VALID | 2926 CCB_TRANS_SYNC_OFFSET_VALID; 2927 } 2928 #endif 2929 isp_prt(isp, ISP_LOGDEBUG2, 2930 "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", 2931 bus, tgt, sdp->isp_devparam[tgt].actv_period, 2932 sdp->isp_devparam[tgt].actv_offset, flags); 2933 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 2934 ISPLOCK_2_CAMLOCK(isp); 2935 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 2936 xpt_free_path(tmppath); 2937 CAMLOCK_2_ISPLOCK(isp); 2938 break; 2939 } 2940 case ISPASYNC_BUS_RESET: 2941 bus = *((int *)arg); 2942 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", 2943 bus); 2944 if (bus > 0 && isp->isp_path2) { 2945 ISPLOCK_2_CAMLOCK(isp); 2946 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2947 CAMLOCK_2_ISPLOCK(isp); 2948 } else if (isp->isp_path) { 2949 ISPLOCK_2_CAMLOCK(isp); 2950 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2951 CAMLOCK_2_ISPLOCK(isp); 2952 } 2953 break; 2954 case ISPASYNC_LIP: 2955 if (isp->isp_path) { 2956 isp_freeze_loopdown(isp, "ISPASYNC_LIP"); 2957 } 2958 isp_prt(isp, ISP_LOGINFO, "LIP Received"); 2959 break; 2960 case ISPASYNC_LOOP_RESET: 2961 if (isp->isp_path) { 2962 isp_freeze_loopdown(isp, "ISPASYNC_LOOP_RESET"); 2963 } 2964 isp_prt(isp, ISP_LOGINFO, "Loop Reset Received"); 2965 break; 2966 case ISPASYNC_LOOP_DOWN: 2967 if (isp->isp_path) { 2968 isp_freeze_loopdown(isp, "ISPASYNC_LOOP_DOWN"); 2969 } 2970 isp_prt(isp, ISP_LOGINFO, "Loop DOWN"); 2971 break; 2972 case ISPASYNC_LOOP_UP: 2973 /* 2974 * Now we just note that Loop has come up. We don't 2975 * actually do anything because we're waiting for a 2976 * Change Notify before activating the FC cleanup 2977 * thread to look at the state of the loop again. 2978 */ 2979 isp_prt(isp, ISP_LOGINFO, "Loop UP"); 2980 break; 2981 case ISPASYNC_PROMENADE: 2982 { 2983 const char *fmt = "Target %d (Loop 0x%x) Port ID 0x%x " 2984 "(role %s) %s\n Port WWN 0x%08x%08x\n Node WWN 0x%08x%08x"; 2985 static const char *roles[4] = { 2986 "(none)", "Target", "Initiator", "Target/Initiator" 2987 }; 2988 fcparam *fcp = isp->isp_param; 2989 int tgt = *((int *) arg); 2990 #if __FreeBSD_version >= 500000 2991 int is_tgt_mask = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 2992 struct cam_path *tmppath; 2993 #endif 2994 struct lportdb *lp = &fcp->portdb[tgt]; 2995 2996 isp_prt(isp, ISP_LOGINFO, fmt, tgt, lp->loopid, lp->portid, 2997 roles[lp->roles & 0x3], 2998 (lp->valid)? "Arrived" : "Departed", 2999 (uint32_t) (lp->port_wwn >> 32), 3000 (uint32_t) (lp->port_wwn & 0xffffffffLL), 3001 (uint32_t) (lp->node_wwn >> 32), 3002 (uint32_t) (lp->node_wwn & 0xffffffffLL)); 3003 3004 ISPLOCK_2_CAMLOCK(isp); 3005 #if __FreeBSD_version >= 500000 3006 if (xpt_create_path(&tmppath, NULL, cam_sim_path(isp->isp_sim), 3007 (target_id_t)tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3008 CAMLOCK_2_ISPLOCK(isp); 3009 break; 3010 } 3011 /* 3012 * Policy: only announce targets. 3013 */ 3014 if (lp->roles & is_tgt_mask) { 3015 if (lp->valid) { 3016 xpt_async(AC_FOUND_DEVICE, tmppath, NULL); 3017 } else { 3018 xpt_async(AC_LOST_DEVICE, tmppath, NULL); 3019 } 3020 } 3021 xpt_free_path(tmppath); 3022 #endif 3023 CAMLOCK_2_ISPLOCK(isp); 3024 break; 3025 } 3026 case ISPASYNC_CHANGE_NOTIFY: 3027 if (arg == ISPASYNC_CHANGE_PDB) { 3028 isp_prt(isp, ISP_LOGINFO, 3029 "Port Database Changed"); 3030 } else if (arg == ISPASYNC_CHANGE_SNS) { 3031 isp_prt(isp, ISP_LOGINFO, 3032 "Name Server Database Changed"); 3033 } 3034 #if __FreeBSD_version < 500000 3035 wakeup(&isp->isp_osinfo.kproc); 3036 #else 3037 #ifdef ISP_SMPLOCK 3038 cv_signal(&isp->isp_osinfo.kthread_cv); 3039 #else 3040 wakeup(&isp->isp_osinfo.kthread_cv); 3041 #endif 3042 #endif 3043 break; 3044 case ISPASYNC_FABRIC_DEV: 3045 { 3046 int target, base, lim; 3047 fcparam *fcp = isp->isp_param; 3048 struct lportdb *lp = NULL; 3049 struct lportdb *clp = (struct lportdb *) arg; 3050 char *pt; 3051 3052 switch (clp->port_type) { 3053 case 1: 3054 pt = " N_Port"; 3055 break; 3056 case 2: 3057 pt = " NL_Port"; 3058 break; 3059 case 3: 3060 pt = "F/NL_Port"; 3061 break; 3062 case 0x7f: 3063 pt = " Nx_Port"; 3064 break; 3065 case 0x81: 3066 pt = " F_port"; 3067 break; 3068 case 0x82: 3069 pt = " FL_Port"; 3070 break; 3071 case 0x84: 3072 pt = " E_port"; 3073 break; 3074 default: 3075 pt = " "; 3076 break; 3077 } 3078 3079 isp_prt(isp, ISP_LOGINFO, 3080 "%s Fabric Device @ PortID 0x%x", pt, clp->portid); 3081 3082 /* 3083 * If we don't have an initiator role we bail. 3084 * 3085 * We just use ISPASYNC_FABRIC_DEV for announcement purposes. 3086 */ 3087 3088 if ((isp->isp_role & ISP_ROLE_INITIATOR) == 0) { 3089 break; 3090 } 3091 3092 /* 3093 * Is this entry for us? If so, we bail. 3094 */ 3095 3096 if (fcp->isp_portid == clp->portid) { 3097 break; 3098 } 3099 3100 /* 3101 * Else, the default policy is to find room for it in 3102 * our local port database. Later, when we execute 3103 * the call to isp_pdb_sync either this newly arrived 3104 * or already logged in device will be (re)announced. 3105 */ 3106 3107 if (fcp->isp_topo == TOPO_FL_PORT) 3108 base = FC_SNS_ID+1; 3109 else 3110 base = 0; 3111 3112 if (fcp->isp_topo == TOPO_N_PORT) 3113 lim = 1; 3114 else 3115 lim = MAX_FC_TARG; 3116 3117 /* 3118 * Is it already in our list? 3119 */ 3120 for (target = base; target < lim; target++) { 3121 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 3122 continue; 3123 } 3124 lp = &fcp->portdb[target]; 3125 if (lp->port_wwn == clp->port_wwn && 3126 lp->node_wwn == clp->node_wwn) { 3127 lp->fabric_dev = 1; 3128 break; 3129 } 3130 } 3131 if (target < lim) { 3132 break; 3133 } 3134 for (target = base; target < lim; target++) { 3135 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 3136 continue; 3137 } 3138 lp = &fcp->portdb[target]; 3139 if (lp->port_wwn == 0) { 3140 break; 3141 } 3142 } 3143 if (target == lim) { 3144 isp_prt(isp, ISP_LOGWARN, 3145 "out of space for fabric devices"); 3146 break; 3147 } 3148 lp->port_type = clp->port_type; 3149 lp->fc4_type = clp->fc4_type; 3150 lp->node_wwn = clp->node_wwn; 3151 lp->port_wwn = clp->port_wwn; 3152 lp->portid = clp->portid; 3153 lp->fabric_dev = 1; 3154 break; 3155 } 3156 #ifdef ISP_TARGET_MODE 3157 case ISPASYNC_TARGET_NOTIFY: 3158 { 3159 tmd_notify_t *nt = arg; 3160 isp_prt(isp, ISP_LOGALL, 3161 "target notify code 0x%x", nt->nt_ncode); 3162 break; 3163 } 3164 case ISPASYNC_TARGET_ACTION: 3165 switch (((isphdr_t *)arg)->rqs_entry_type) { 3166 default: 3167 isp_prt(isp, ISP_LOGWARN, 3168 "event 0x%x for unhandled target action", 3169 ((isphdr_t *)arg)->rqs_entry_type); 3170 break; 3171 case RQSTYPE_NOTIFY: 3172 if (IS_SCSI(isp)) { 3173 rv = isp_handle_platform_notify_scsi(isp, 3174 (in_entry_t *) arg); 3175 } else { 3176 rv = isp_handle_platform_notify_fc(isp, 3177 (in_fcentry_t *) arg); 3178 } 3179 break; 3180 case RQSTYPE_ATIO: 3181 rv = isp_handle_platform_atio(isp, (at_entry_t *) arg); 3182 break; 3183 case RQSTYPE_ATIO2: 3184 rv = isp_handle_platform_atio2(isp, (at2_entry_t *)arg); 3185 break; 3186 case RQSTYPE_CTIO3: 3187 case RQSTYPE_CTIO2: 3188 case RQSTYPE_CTIO: 3189 rv = isp_handle_platform_ctio(isp, arg); 3190 break; 3191 case RQSTYPE_ENABLE_LUN: 3192 case RQSTYPE_MODIFY_LUN: 3193 isp_ledone(isp, (lun_entry_t *) arg); 3194 break; 3195 } 3196 break; 3197 #endif 3198 case ISPASYNC_FW_CRASH: 3199 { 3200 uint16_t mbox1, mbox6; 3201 mbox1 = ISP_READ(isp, OUTMAILBOX1); 3202 if (IS_DUALBUS(isp)) { 3203 mbox6 = ISP_READ(isp, OUTMAILBOX6); 3204 } else { 3205 mbox6 = 0; 3206 } 3207 isp_prt(isp, ISP_LOGERR, 3208 "Internal Firmware Error on bus %d @ RISC Address 0x%x", 3209 mbox6, mbox1); 3210 #ifdef ISP_FW_CRASH_DUMP 3211 /* 3212 * XXX: really need a thread to do this right. 3213 */ 3214 if (IS_FC(isp)) { 3215 FCPARAM(isp)->isp_fwstate = FW_CONFIG_WAIT; 3216 FCPARAM(isp)->isp_loopstate = LOOP_NIL; 3217 isp_freeze_loopdown(isp, "f/w crash"); 3218 isp_fw_dump(isp); 3219 } 3220 isp_reinit(isp); 3221 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 3222 #endif 3223 break; 3224 } 3225 case ISPASYNC_UNHANDLED_RESPONSE: 3226 break; 3227 default: 3228 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 3229 break; 3230 } 3231 return (rv); 3232 } 3233 3234 3235 /* 3236 * Locks are held before coming here. 3237 */ 3238 void 3239 isp_uninit(ispsoftc_t *isp) 3240 { 3241 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 3242 DISABLE_INTS(isp); 3243 } 3244 3245 void 3246 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 3247 { 3248 va_list ap; 3249 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 3250 return; 3251 } 3252 printf("%s: ", device_get_nameunit(isp->isp_dev)); 3253 va_start(ap, fmt); 3254 vprintf(fmt, ap); 3255 va_end(ap); 3256 printf("\n"); 3257 } 3258