1 /*- 2 * 3 * Copyright (c) 1997-2006 by Matthew Jacob 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice immediately at the beginning of the file, without modification, 11 * this list of conditions, and the following disclaimer. 12 * 2. The name of the author may not be used to endorse or promote products 13 * derived from this software without specific prior written permission. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 19 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 /* 29 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 30 */ 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 #include <dev/isp/isp_freebsd.h> 34 #include <sys/unistd.h> 35 #include <sys/kthread.h> 36 #include <machine/stdarg.h> /* for use by isp_prt below */ 37 #include <sys/conf.h> 38 #include <sys/module.h> 39 #include <sys/ioccom.h> 40 #include <dev/isp/isp_ioctl.h> 41 #if __FreeBSD_version >= 500000 42 #include <sys/sysctl.h> 43 #endif 44 45 46 MODULE_VERSION(isp, 1); 47 MODULE_DEPEND(isp, cam, 1, 1, 1); 48 int isp_announced = 0; 49 50 static d_ioctl_t ispioctl; 51 static void isp_intr_enable(void *); 52 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 53 static void isp_poll(struct cam_sim *); 54 static timeout_t isp_watchdog; 55 static void isp_kthread(void *); 56 static void isp_action(struct cam_sim *, union ccb *); 57 58 #if __FreeBSD_version < 700000 59 ispfwfunc *isp_get_firmware_p = NULL; 60 #endif 61 62 #if __FreeBSD_version < 500000 63 #define ISP_CDEV_MAJOR 248 64 static struct cdevsw isp_cdevsw = { 65 /* open */ nullopen, 66 /* close */ nullclose, 67 /* read */ noread, 68 /* write */ nowrite, 69 /* ioctl */ ispioctl, 70 /* poll */ nopoll, 71 /* mmap */ nommap, 72 /* strategy */ nostrategy, 73 /* name */ "isp", 74 /* maj */ ISP_CDEV_MAJOR, 75 /* dump */ nodump, 76 /* psize */ nopsize, 77 /* flags */ D_TAPE, 78 }; 79 #define isp_sysctl_update(x) do { ; } while (0) 80 #else 81 static struct cdevsw isp_cdevsw = { 82 .d_version = D_VERSION, 83 .d_flags = D_NEEDGIANT, 84 .d_ioctl = ispioctl, 85 .d_name = "isp", 86 }; 87 static void isp_sysctl_update(ispsoftc_t *); 88 #endif 89 90 static ispsoftc_t *isplist = NULL; 91 92 void 93 isp_attach(ispsoftc_t *isp) 94 { 95 int primary, secondary; 96 struct ccb_setasync csa; 97 struct cam_devq *devq; 98 struct cam_sim *sim; 99 struct cam_path *path; 100 101 /* 102 * Establish (in case of 12X0) which bus is the primary. 103 */ 104 105 primary = 0; 106 secondary = 1; 107 108 /* 109 * Create the device queue for our SIM(s). 110 */ 111 devq = cam_simq_alloc(isp->isp_maxcmds); 112 if (devq == NULL) { 113 return; 114 } 115 116 /* 117 * Construct our SIM entry. 118 */ 119 ISPLOCK_2_CAMLOCK(isp); 120 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 121 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 122 if (sim == NULL) { 123 cam_simq_free(devq); 124 CAMLOCK_2_ISPLOCK(isp); 125 return; 126 } 127 CAMLOCK_2_ISPLOCK(isp); 128 129 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 130 isp->isp_osinfo.ehook.ich_arg = isp; 131 ISPLOCK_2_CAMLOCK(isp); 132 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 133 cam_sim_free(sim, TRUE); 134 CAMLOCK_2_ISPLOCK(isp); 135 isp_prt(isp, ISP_LOGERR, 136 "could not establish interrupt enable hook"); 137 return; 138 } 139 140 if (xpt_bus_register(sim, primary) != CAM_SUCCESS) { 141 cam_sim_free(sim, TRUE); 142 CAMLOCK_2_ISPLOCK(isp); 143 return; 144 } 145 146 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 147 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 148 xpt_bus_deregister(cam_sim_path(sim)); 149 cam_sim_free(sim, TRUE); 150 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 151 CAMLOCK_2_ISPLOCK(isp); 152 return; 153 } 154 155 xpt_setup_ccb(&csa.ccb_h, path, 5); 156 csa.ccb_h.func_code = XPT_SASYNC_CB; 157 csa.event_enable = AC_LOST_DEVICE; 158 csa.callback = isp_cam_async; 159 csa.callback_arg = sim; 160 xpt_action((union ccb *)&csa); 161 CAMLOCK_2_ISPLOCK(isp); 162 isp->isp_sim = sim; 163 isp->isp_path = path; 164 /* 165 * Create a kernel thread for fibre channel instances. We 166 * don't have dual channel FC cards. 167 */ 168 if (IS_FC(isp)) { 169 ISPLOCK_2_CAMLOCK(isp); 170 #if __FreeBSD_version >= 500000 171 /* XXX: LOCK VIOLATION */ 172 cv_init(&isp->isp_osinfo.kthread_cv, "isp_kthread_cv"); 173 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 174 RFHIGHPID, 0, "%s: fc_thrd", 175 device_get_nameunit(isp->isp_dev))) 176 #else 177 if (kthread_create(isp_kthread, isp, &isp->isp_osinfo.kproc, 178 "%s: fc_thrd", device_get_nameunit(isp->isp_dev))) 179 #endif 180 { 181 xpt_bus_deregister(cam_sim_path(sim)); 182 cam_sim_free(sim, TRUE); 183 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 184 CAMLOCK_2_ISPLOCK(isp); 185 isp_prt(isp, ISP_LOGERR, "could not create kthread"); 186 return; 187 } 188 CAMLOCK_2_ISPLOCK(isp); 189 } 190 191 192 /* 193 * If we have a second channel, construct SIM entry for that. 194 */ 195 if (IS_DUALBUS(isp)) { 196 ISPLOCK_2_CAMLOCK(isp); 197 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, 198 device_get_unit(isp->isp_dev), 1, isp->isp_maxcmds, devq); 199 if (sim == NULL) { 200 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 201 xpt_free_path(isp->isp_path); 202 cam_simq_free(devq); 203 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 204 return; 205 } 206 if (xpt_bus_register(sim, secondary) != CAM_SUCCESS) { 207 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 208 xpt_free_path(isp->isp_path); 209 cam_sim_free(sim, TRUE); 210 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 211 CAMLOCK_2_ISPLOCK(isp); 212 return; 213 } 214 215 if (xpt_create_path(&path, NULL, cam_sim_path(sim), 216 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 217 xpt_bus_deregister(cam_sim_path(isp->isp_sim)); 218 xpt_free_path(isp->isp_path); 219 xpt_bus_deregister(cam_sim_path(sim)); 220 cam_sim_free(sim, TRUE); 221 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 222 CAMLOCK_2_ISPLOCK(isp); 223 return; 224 } 225 226 xpt_setup_ccb(&csa.ccb_h, path, 5); 227 csa.ccb_h.func_code = XPT_SASYNC_CB; 228 csa.event_enable = AC_LOST_DEVICE; 229 csa.callback = isp_cam_async; 230 csa.callback_arg = sim; 231 xpt_action((union ccb *)&csa); 232 CAMLOCK_2_ISPLOCK(isp); 233 isp->isp_sim2 = sim; 234 isp->isp_path2 = path; 235 } 236 237 /* 238 * Create device nodes 239 */ 240 (void) make_dev(&isp_cdevsw, device_get_unit(isp->isp_dev), UID_ROOT, 241 GID_OPERATOR, 0600, "%s", device_get_nameunit(isp->isp_dev)); 242 243 if (isp->isp_role != ISP_ROLE_NONE) { 244 isp->isp_state = ISP_RUNSTATE; 245 ENABLE_INTS(isp); 246 } 247 if (isplist == NULL) { 248 isplist = isp; 249 } else { 250 ispsoftc_t *tmp = isplist; 251 while (tmp->isp_osinfo.next) { 252 tmp = tmp->isp_osinfo.next; 253 } 254 tmp->isp_osinfo.next = isp; 255 } 256 isp_sysctl_update(isp); 257 } 258 259 static __inline void 260 isp_freeze_loopdown(ispsoftc_t *isp, char *msg) 261 { 262 if (isp->isp_osinfo.simqfrozen == 0) { 263 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown)", msg); 264 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 265 ISPLOCK_2_CAMLOCK(isp); 266 xpt_freeze_simq(isp->isp_sim, 1); 267 CAMLOCK_2_ISPLOCK(isp); 268 } else { 269 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown)", msg); 270 isp->isp_osinfo.simqfrozen |= SIMQFRZ_LOOPDOWN; 271 } 272 } 273 274 275 #if __FreeBSD_version < 500000 276 #define _DEV dev_t 277 #define _IOP struct proc 278 #else 279 #define _IOP struct thread 280 #define _DEV struct cdev * 281 #endif 282 283 static int 284 ispioctl(_DEV dev, u_long c, caddr_t addr, int flags, _IOP *td) 285 { 286 ispsoftc_t *isp; 287 int nr, retval = ENOTTY; 288 289 isp = isplist; 290 while (isp) { 291 if (minor(dev) == device_get_unit(isp->isp_dev)) { 292 break; 293 } 294 isp = isp->isp_osinfo.next; 295 } 296 if (isp == NULL) 297 return (ENXIO); 298 299 switch (c) { 300 #ifdef ISP_FW_CRASH_DUMP 301 case ISP_GET_FW_CRASH_DUMP: 302 if (IS_FC(isp)) { 303 uint16_t *ptr = FCPARAM(isp)->isp_dump_data; 304 size_t sz; 305 306 retval = 0; 307 if (IS_2200(isp)) { 308 sz = QLA2200_RISC_IMAGE_DUMP_SIZE; 309 } else { 310 sz = QLA2300_RISC_IMAGE_DUMP_SIZE; 311 } 312 ISP_LOCK(isp); 313 if (ptr && *ptr) { 314 void *uaddr = *((void **) addr); 315 if (copyout(ptr, uaddr, sz)) { 316 retval = EFAULT; 317 } else { 318 *ptr = 0; 319 } 320 } else { 321 retval = ENXIO; 322 } 323 ISP_UNLOCK(isp); 324 } 325 break; 326 case ISP_FORCE_CRASH_DUMP: 327 if (IS_FC(isp)) { 328 ISP_LOCK(isp); 329 isp_freeze_loopdown(isp, 330 "ispioctl(ISP_FORCE_CRASH_DUMP)"); 331 isp_fw_dump(isp); 332 isp_reinit(isp); 333 ISP_UNLOCK(isp); 334 retval = 0; 335 } 336 break; 337 #endif 338 case ISP_SDBLEV: 339 { 340 int olddblev = isp->isp_dblev; 341 isp->isp_dblev = *(int *)addr; 342 *(int *)addr = olddblev; 343 retval = 0; 344 break; 345 } 346 case ISP_GETROLE: 347 *(int *)addr = isp->isp_role; 348 retval = 0; 349 break; 350 case ISP_SETROLE: 351 nr = *(int *)addr; 352 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 353 retval = EINVAL; 354 break; 355 } 356 *(int *)addr = isp->isp_role; 357 isp->isp_role = nr; 358 /* FALLTHROUGH */ 359 case ISP_RESETHBA: 360 ISP_LOCK(isp); 361 isp_reinit(isp); 362 ISP_UNLOCK(isp); 363 retval = 0; 364 break; 365 case ISP_RESCAN: 366 if (IS_FC(isp)) { 367 ISP_LOCK(isp); 368 if (isp_fc_runstate(isp, 5 * 1000000)) { 369 retval = EIO; 370 } else { 371 retval = 0; 372 } 373 ISP_UNLOCK(isp); 374 } 375 break; 376 case ISP_FC_LIP: 377 if (IS_FC(isp)) { 378 ISP_LOCK(isp); 379 if (isp_control(isp, ISPCTL_SEND_LIP, 0)) { 380 retval = EIO; 381 } else { 382 retval = 0; 383 } 384 ISP_UNLOCK(isp); 385 } 386 break; 387 case ISP_FC_GETDINFO: 388 { 389 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 390 struct lportdb *lp; 391 392 if (IS_SCSI(isp)) { 393 break; 394 } 395 if (ifc->loopid < 0 || ifc->loopid >= MAX_FC_TARG) { 396 retval = EINVAL; 397 break; 398 } 399 ISP_LOCK(isp); 400 lp = &FCPARAM(isp)->portdb[ifc->loopid]; 401 if (lp->valid) { 402 ifc->role = lp->roles; 403 ifc->loopid = lp->loopid; 404 ifc->portid = lp->portid; 405 ifc->node_wwn = lp->node_wwn; 406 ifc->port_wwn = lp->port_wwn; 407 retval = 0; 408 } else { 409 retval = ENODEV; 410 } 411 ISP_UNLOCK(isp); 412 break; 413 } 414 case ISP_GET_STATS: 415 { 416 isp_stats_t *sp = (isp_stats_t *) addr; 417 418 MEMZERO(sp, sizeof (*sp)); 419 sp->isp_stat_version = ISP_STATS_VERSION; 420 sp->isp_type = isp->isp_type; 421 sp->isp_revision = isp->isp_revision; 422 ISP_LOCK(isp); 423 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 424 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 425 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 426 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 427 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 428 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 429 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 430 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 431 ISP_UNLOCK(isp); 432 retval = 0; 433 break; 434 } 435 case ISP_CLR_STATS: 436 ISP_LOCK(isp); 437 isp->isp_intcnt = 0; 438 isp->isp_intbogus = 0; 439 isp->isp_intmboxc = 0; 440 isp->isp_intoasync = 0; 441 isp->isp_rsltccmplt = 0; 442 isp->isp_fphccmplt = 0; 443 isp->isp_rscchiwater = 0; 444 isp->isp_fpcchiwater = 0; 445 ISP_UNLOCK(isp); 446 retval = 0; 447 break; 448 case ISP_FC_GETHINFO: 449 { 450 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 451 MEMZERO(hba, sizeof (*hba)); 452 453 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 454 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 455 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 456 if (IS_FC(isp)) { 457 hba->fc_speed = FCPARAM(isp)->isp_gbspeed; 458 hba->fc_scsi_supported = 1; 459 hba->fc_topology = FCPARAM(isp)->isp_topo + 1; 460 hba->fc_loopid = FCPARAM(isp)->isp_loopid; 461 hba->nvram_node_wwn = FCPARAM(isp)->isp_nodewwn; 462 hba->nvram_port_wwn = FCPARAM(isp)->isp_portwwn; 463 hba->active_node_wwn = ISP_NODEWWN(isp); 464 hba->active_port_wwn = ISP_PORTWWN(isp); 465 } 466 retval = 0; 467 break; 468 } 469 case ISP_GET_FC_PARAM: 470 { 471 struct isp_fc_param *f = (struct isp_fc_param *) addr; 472 473 if (IS_SCSI(isp)) { 474 break; 475 } 476 f->parameter = 0; 477 if (strcmp(f->param_name, "framelength") == 0) { 478 f->parameter = FCPARAM(isp)->isp_maxfrmlen; 479 retval = 0; 480 break; 481 } 482 if (strcmp(f->param_name, "exec_throttle") == 0) { 483 f->parameter = FCPARAM(isp)->isp_execthrottle; 484 retval = 0; 485 break; 486 } 487 if (strcmp(f->param_name, "fullduplex") == 0) { 488 if (FCPARAM(isp)->isp_fwoptions & ICBOPT_FULL_DUPLEX) 489 f->parameter = 1; 490 retval = 0; 491 break; 492 } 493 if (strcmp(f->param_name, "loopid") == 0) { 494 f->parameter = FCPARAM(isp)->isp_loopid; 495 retval = 0; 496 break; 497 } 498 retval = EINVAL; 499 break; 500 } 501 case ISP_SET_FC_PARAM: 502 { 503 struct isp_fc_param *f = (struct isp_fc_param *) addr; 504 uint32_t param = f->parameter; 505 506 if (IS_SCSI(isp)) { 507 break; 508 } 509 f->parameter = 0; 510 if (strcmp(f->param_name, "framelength") == 0) { 511 if (param != 512 && param != 1024 && param != 1024) { 512 retval = EINVAL; 513 break; 514 } 515 FCPARAM(isp)->isp_maxfrmlen = param; 516 retval = 0; 517 break; 518 } 519 if (strcmp(f->param_name, "exec_throttle") == 0) { 520 if (param < 16 || param > 255) { 521 retval = EINVAL; 522 break; 523 } 524 FCPARAM(isp)->isp_execthrottle = param; 525 retval = 0; 526 break; 527 } 528 if (strcmp(f->param_name, "fullduplex") == 0) { 529 if (param != 0 && param != 1) { 530 retval = EINVAL; 531 break; 532 } 533 if (param) { 534 FCPARAM(isp)->isp_fwoptions |= 535 ICBOPT_FULL_DUPLEX; 536 } else { 537 FCPARAM(isp)->isp_fwoptions &= 538 ~ICBOPT_FULL_DUPLEX; 539 } 540 retval = 0; 541 break; 542 } 543 if (strcmp(f->param_name, "loopid") == 0) { 544 if (param < 0 || param > 125) { 545 retval = EINVAL; 546 break; 547 } 548 FCPARAM(isp)->isp_loopid = param; 549 retval = 0; 550 break; 551 } 552 retval = EINVAL; 553 break; 554 } 555 case ISP_TSK_MGMT: 556 { 557 int needmarker; 558 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 559 uint16_t loopid; 560 mbreg_t mbs; 561 562 if (IS_SCSI(isp)) { 563 break; 564 } 565 566 memset(&mbs, 0, sizeof (mbs)); 567 needmarker = retval = 0; 568 loopid = fct->loopid; 569 if (IS_2KLOGIN(isp) == 0) { 570 loopid <<= 8; 571 } 572 switch (fct->action) { 573 case IPT_CLEAR_ACA: 574 mbs.param[0] = MBOX_CLEAR_ACA; 575 mbs.param[1] = loopid; 576 mbs.param[2] = fct->lun; 577 break; 578 case IPT_TARGET_RESET: 579 mbs.param[0] = MBOX_TARGET_RESET; 580 mbs.param[1] = loopid; 581 needmarker = 1; 582 break; 583 case IPT_LUN_RESET: 584 mbs.param[0] = MBOX_LUN_RESET; 585 mbs.param[1] = loopid; 586 mbs.param[2] = fct->lun; 587 needmarker = 1; 588 break; 589 case IPT_CLEAR_TASK_SET: 590 mbs.param[0] = MBOX_CLEAR_TASK_SET; 591 mbs.param[1] = loopid; 592 mbs.param[2] = fct->lun; 593 needmarker = 1; 594 break; 595 case IPT_ABORT_TASK_SET: 596 mbs.param[0] = MBOX_ABORT_TASK_SET; 597 mbs.param[1] = loopid; 598 mbs.param[2] = fct->lun; 599 needmarker = 1; 600 break; 601 default: 602 retval = EINVAL; 603 break; 604 } 605 if (retval == 0) { 606 ISP_LOCK(isp); 607 if (needmarker) { 608 isp->isp_sendmarker |= 1; 609 } 610 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 611 ISP_UNLOCK(isp); 612 if (retval) 613 retval = EIO; 614 } 615 break; 616 } 617 default: 618 break; 619 } 620 return (retval); 621 } 622 623 #if __FreeBSD_version >= 500000 624 static void 625 isp_sysctl_update(ispsoftc_t *isp) 626 { 627 struct sysctl_ctx_list *ctx = 628 device_get_sysctl_ctx(isp->isp_osinfo.dev); 629 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 630 631 if (IS_SCSI(isp)) { 632 isp->isp_osinfo.sysctl_info.spi.iid = DEFAULT_IID(isp); 633 SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "iid", 634 CTLFLAG_RD, &isp->isp_osinfo.sysctl_info.spi.iid, 0, 635 "Initiator ID"); 636 return; 637 } 638 snprintf(isp->isp_osinfo.sysctl_info.fc.wwnn, 639 sizeof (isp->isp_osinfo.sysctl_info.fc.wwnn), "0x%08x%08x", 640 (uint32_t) (ISP_NODEWWN(isp) >> 32), (uint32_t) ISP_NODEWWN(isp)); 641 642 snprintf(isp->isp_osinfo.sysctl_info.fc.wwpn, 643 sizeof (isp->isp_osinfo.sysctl_info.fc.wwpn), "0x%08x%08x", 644 (uint32_t) (ISP_PORTWWN(isp) >> 32), (uint32_t) ISP_PORTWWN(isp)); 645 646 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 647 "wwnn", CTLFLAG_RD, isp->isp_osinfo.sysctl_info.fc.wwnn, 0, 648 "World Wide Node Name"); 649 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 650 "wwpn", CTLFLAG_RD, isp->isp_osinfo.sysctl_info.fc.wwpn, 0, 651 "World Wide Port Name"); 652 } 653 #endif 654 655 static void 656 isp_intr_enable(void *arg) 657 { 658 ispsoftc_t *isp = arg; 659 if (isp->isp_role != ISP_ROLE_NONE) { 660 ENABLE_INTS(isp); 661 #if 0 662 isp->isp_osinfo.intsok = 1; 663 #endif 664 } 665 /* Release our hook so that the boot can continue. */ 666 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 667 } 668 669 /* 670 * Put the target mode functions here, because some are inlines 671 */ 672 673 #ifdef ISP_TARGET_MODE 674 675 static __inline int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 676 static __inline int are_any_luns_enabled(ispsoftc_t *, int); 677 static __inline tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 678 static __inline void rls_lun_statep(ispsoftc_t *, tstate_t *); 679 static __inline atio_private_data_t *isp_get_atpd(ispsoftc_t *, int); 680 static cam_status 681 create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 682 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 683 static int isp_en_lun(ispsoftc_t *, union ccb *); 684 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 685 static cam_status isp_abort_tgt_ccb(ispsoftc_t *, union ccb *); 686 static timeout_t isp_refire_putback_atio; 687 static void isp_complete_ctio(union ccb *); 688 static void isp_target_putback_atio(union ccb *); 689 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 690 static int isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 691 static int isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 692 static int isp_handle_platform_ctio(ispsoftc_t *, void *); 693 static int isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 694 static int isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 695 696 static __inline int 697 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 698 { 699 tstate_t *tptr; 700 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 701 if (tptr == NULL) { 702 return (0); 703 } 704 do { 705 if (tptr->lun == (lun_id_t) lun && tptr->bus == bus) { 706 return (1); 707 } 708 } while ((tptr = tptr->next) != NULL); 709 return (0); 710 } 711 712 static __inline int 713 are_any_luns_enabled(ispsoftc_t *isp, int port) 714 { 715 int lo, hi; 716 if (IS_DUALBUS(isp)) { 717 lo = (port * (LUN_HASH_SIZE >> 1)); 718 hi = lo + (LUN_HASH_SIZE >> 1); 719 } else { 720 lo = 0; 721 hi = LUN_HASH_SIZE; 722 } 723 for (lo = 0; lo < hi; lo++) { 724 if (isp->isp_osinfo.lun_hash[lo]) { 725 return (1); 726 } 727 } 728 return (0); 729 } 730 731 static __inline tstate_t * 732 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 733 { 734 tstate_t *tptr = NULL; 735 736 if (lun == CAM_LUN_WILDCARD) { 737 if (isp->isp_osinfo.tmflags[bus] & TM_WILDCARD_ENABLED) { 738 tptr = &isp->isp_osinfo.tsdflt[bus]; 739 tptr->hold++; 740 return (tptr); 741 } 742 return (NULL); 743 } else { 744 tptr = isp->isp_osinfo.lun_hash[LUN_HASH_FUNC(isp, bus, lun)]; 745 if (tptr == NULL) { 746 return (NULL); 747 } 748 } 749 750 do { 751 if (tptr->lun == lun && tptr->bus == bus) { 752 tptr->hold++; 753 return (tptr); 754 } 755 } while ((tptr = tptr->next) != NULL); 756 return (tptr); 757 } 758 759 static __inline void 760 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 761 { 762 if (tptr->hold) 763 tptr->hold--; 764 } 765 766 static __inline atio_private_data_t * 767 isp_get_atpd(ispsoftc_t *isp, int tag) 768 { 769 atio_private_data_t *atp; 770 for (atp = isp->isp_osinfo.atpdp; 771 atp < &isp->isp_osinfo.atpdp[ATPDPSIZE]; atp++) { 772 if (atp->tag == tag) 773 return (atp); 774 } 775 return (NULL); 776 } 777 778 static cam_status 779 create_lun_state(ispsoftc_t *isp, int bus, 780 struct cam_path *path, tstate_t **rslt) 781 { 782 cam_status status; 783 lun_id_t lun; 784 int hfx; 785 tstate_t *tptr, *new; 786 787 lun = xpt_path_lun_id(path); 788 if (lun < 0) { 789 return (CAM_LUN_INVALID); 790 } 791 if (is_lun_enabled(isp, bus, lun)) { 792 return (CAM_LUN_ALRDY_ENA); 793 } 794 new = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 795 if (new == NULL) { 796 return (CAM_RESRC_UNAVAIL); 797 } 798 799 status = xpt_create_path(&new->owner, NULL, xpt_path_path_id(path), 800 xpt_path_target_id(path), xpt_path_lun_id(path)); 801 if (status != CAM_REQ_CMP) { 802 free(new, M_DEVBUF); 803 return (status); 804 } 805 new->bus = bus; 806 new->lun = lun; 807 SLIST_INIT(&new->atios); 808 SLIST_INIT(&new->inots); 809 new->hold = 1; 810 811 hfx = LUN_HASH_FUNC(isp, new->bus, new->lun); 812 tptr = isp->isp_osinfo.lun_hash[hfx]; 813 if (tptr == NULL) { 814 isp->isp_osinfo.lun_hash[hfx] = new; 815 } else { 816 while (tptr->next) 817 tptr = tptr->next; 818 tptr->next = new; 819 } 820 *rslt = new; 821 return (CAM_REQ_CMP); 822 } 823 824 static __inline void 825 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 826 { 827 int hfx; 828 tstate_t *lw, *pw; 829 830 if (tptr->hold) { 831 return; 832 } 833 hfx = LUN_HASH_FUNC(isp, tptr->bus, tptr->lun); 834 pw = isp->isp_osinfo.lun_hash[hfx]; 835 if (pw == NULL) { 836 return; 837 } else if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 838 isp->isp_osinfo.lun_hash[hfx] = pw->next; 839 } else { 840 lw = pw; 841 pw = lw->next; 842 while (pw) { 843 if (pw->lun == tptr->lun && pw->bus == tptr->bus) { 844 lw->next = pw->next; 845 break; 846 } 847 lw = pw; 848 pw = pw->next; 849 } 850 if (pw == NULL) { 851 return; 852 } 853 } 854 free(tptr, M_DEVBUF); 855 } 856 857 /* 858 * Enable luns. 859 */ 860 static int 861 isp_en_lun(ispsoftc_t *isp, union ccb *ccb) 862 { 863 struct ccb_en_lun *cel = &ccb->cel; 864 tstate_t *tptr; 865 uint32_t seq; 866 int bus, cmd, av, wildcard, tm_on; 867 lun_id_t lun; 868 target_id_t tgt; 869 870 bus = XS_CHANNEL(ccb); 871 if (bus > 1) { 872 xpt_print_path(ccb->ccb_h.path); 873 printf("illegal bus %d\n", bus); 874 ccb->ccb_h.status = CAM_PATH_INVALID; 875 return (-1); 876 } 877 tgt = ccb->ccb_h.target_id; 878 lun = ccb->ccb_h.target_lun; 879 880 isp_prt(isp, ISP_LOGTDEBUG0, 881 "isp_en_lun: %sabling lun 0x%x on channel %d", 882 cel->enable? "en" : "dis", lun, bus); 883 884 885 if ((lun != CAM_LUN_WILDCARD) && 886 (lun < 0 || lun >= (lun_id_t) isp->isp_maxluns)) { 887 ccb->ccb_h.status = CAM_LUN_INVALID; 888 return (-1); 889 } 890 891 if (IS_SCSI(isp)) { 892 sdparam *sdp = isp->isp_param; 893 sdp += bus; 894 if (tgt != CAM_TARGET_WILDCARD && 895 tgt != sdp->isp_initiator_id) { 896 ccb->ccb_h.status = CAM_TID_INVALID; 897 return (-1); 898 } 899 } else { 900 /* 901 * There's really no point in doing this yet w/o multi-tid 902 * capability. Even then, it's problematic. 903 */ 904 #if 0 905 if (tgt != CAM_TARGET_WILDCARD && 906 tgt != FCPARAM(isp)->isp_iid) { 907 ccb->ccb_h.status = CAM_TID_INVALID; 908 return (-1); 909 } 910 #endif 911 /* 912 * This is as a good a place as any to check f/w capabilities. 913 */ 914 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_TMODE) == 0) { 915 isp_prt(isp, ISP_LOGERR, 916 "firmware does not support target mode"); 917 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 918 return (-1); 919 } 920 /* 921 * XXX: We *could* handle non-SCCLUN f/w, but we'd have to 922 * XXX: dorks with our already fragile enable/disable code. 923 */ 924 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) == 0) { 925 isp_prt(isp, ISP_LOGERR, 926 "firmware not SCCLUN capable"); 927 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 928 return (-1); 929 } 930 } 931 932 if (tgt == CAM_TARGET_WILDCARD) { 933 if (lun == CAM_LUN_WILDCARD) { 934 wildcard = 1; 935 } else { 936 ccb->ccb_h.status = CAM_LUN_INVALID; 937 return (-1); 938 } 939 } else { 940 wildcard = 0; 941 } 942 943 tm_on = (isp->isp_osinfo.tmflags[bus] & TM_TMODE_ENABLED) != 0; 944 945 /* 946 * Next check to see whether this is a target/lun wildcard action. 947 * 948 * If so, we know that we can accept commands for luns that haven't 949 * been enabled yet and send them upstream. Otherwise, we have to 950 * handle them locally (if we see them at all). 951 */ 952 953 if (wildcard) { 954 tptr = &isp->isp_osinfo.tsdflt[bus]; 955 if (cel->enable) { 956 if (tm_on) { 957 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 958 return (-1); 959 } 960 ccb->ccb_h.status = 961 xpt_create_path(&tptr->owner, NULL, 962 xpt_path_path_id(ccb->ccb_h.path), 963 xpt_path_target_id(ccb->ccb_h.path), 964 xpt_path_lun_id(ccb->ccb_h.path)); 965 if (ccb->ccb_h.status != CAM_REQ_CMP) { 966 return (-1); 967 } 968 SLIST_INIT(&tptr->atios); 969 SLIST_INIT(&tptr->inots); 970 isp->isp_osinfo.tmflags[bus] |= TM_WILDCARD_ENABLED; 971 } else { 972 if (tm_on == 0) { 973 ccb->ccb_h.status = CAM_REQ_CMP; 974 return (-1); 975 } 976 if (tptr->hold) { 977 ccb->ccb_h.status = CAM_SCSI_BUSY; 978 return (-1); 979 } 980 xpt_free_path(tptr->owner); 981 isp->isp_osinfo.tmflags[bus] &= ~TM_WILDCARD_ENABLED; 982 } 983 } 984 985 /* 986 * Now check to see whether this bus needs to be 987 * enabled/disabled with respect to target mode. 988 */ 989 av = bus << 31; 990 if (cel->enable && tm_on == 0) { 991 av |= ENABLE_TARGET_FLAG; 992 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 993 if (av) { 994 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 995 if (wildcard) { 996 isp->isp_osinfo.tmflags[bus] &= 997 ~TM_WILDCARD_ENABLED; 998 xpt_free_path(tptr->owner); 999 } 1000 return (-1); 1001 } 1002 isp->isp_osinfo.tmflags[bus] |= TM_TMODE_ENABLED; 1003 isp_prt(isp, ISP_LOGINFO, 1004 "Target Mode enabled on channel %d", bus); 1005 } else if (cel->enable == 0 && tm_on && wildcard) { 1006 if (are_any_luns_enabled(isp, bus)) { 1007 ccb->ccb_h.status = CAM_SCSI_BUSY; 1008 return (-1); 1009 } 1010 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 1011 if (av) { 1012 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1013 return (-1); 1014 } 1015 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 1016 isp_prt(isp, ISP_LOGINFO, 1017 "Target Mode disabled on channel %d", bus); 1018 } 1019 1020 if (wildcard) { 1021 ccb->ccb_h.status = CAM_REQ_CMP; 1022 return (-1); 1023 } 1024 1025 /* 1026 * Find an empty slot 1027 */ 1028 for (seq = 0; seq < NLEACT; seq++) { 1029 if (isp->isp_osinfo.leact[seq] == 0) { 1030 break; 1031 } 1032 } 1033 if (seq >= NLEACT) { 1034 ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 1035 return (-1); 1036 1037 } 1038 isp->isp_osinfo.leact[seq] = ccb; 1039 1040 if (cel->enable) { 1041 ccb->ccb_h.status = 1042 create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1043 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1044 isp->isp_osinfo.leact[seq] = 0; 1045 return (-1); 1046 } 1047 } else { 1048 tptr = get_lun_statep(isp, bus, lun); 1049 if (tptr == NULL) { 1050 ccb->ccb_h.status = CAM_LUN_INVALID; 1051 return (-1); 1052 } 1053 } 1054 1055 if (cel->enable) { 1056 int c, n, ulun = lun; 1057 1058 cmd = RQSTYPE_ENABLE_LUN; 1059 c = DFLT_CMND_CNT; 1060 n = DFLT_INOT_CNT; 1061 if (IS_FC(isp) && lun != 0) { 1062 cmd = RQSTYPE_MODIFY_LUN; 1063 n = 0; 1064 /* 1065 * For SCC firmware, we only deal with setting 1066 * (enabling or modifying) lun 0. 1067 */ 1068 ulun = 0; 1069 } 1070 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq+1) == 0) { 1071 rls_lun_statep(isp, tptr); 1072 ccb->ccb_h.status = CAM_REQ_INPROG; 1073 return (seq); 1074 } 1075 } else { 1076 int c, n, ulun = lun; 1077 1078 cmd = -RQSTYPE_MODIFY_LUN; 1079 c = DFLT_CMND_CNT; 1080 n = DFLT_INOT_CNT; 1081 if (IS_FC(isp) && lun != 0) { 1082 n = 0; 1083 /* 1084 * For SCC firmware, we only deal with setting 1085 * (enabling or modifying) lun 0. 1086 */ 1087 ulun = 0; 1088 } 1089 if (isp_lun_cmd(isp, cmd, bus, tgt, ulun, c, n, seq+1) == 0) { 1090 rls_lun_statep(isp, tptr); 1091 ccb->ccb_h.status = CAM_REQ_INPROG; 1092 return (seq); 1093 } 1094 } 1095 rls_lun_statep(isp, tptr); 1096 xpt_print_path(ccb->ccb_h.path); 1097 printf("isp_lun_cmd failed\n"); 1098 isp->isp_osinfo.leact[seq] = 0; 1099 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1100 return (-1); 1101 } 1102 1103 static void 1104 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1105 { 1106 const char lfmt[] = "lun %d now %sabled for target mode on channel %d"; 1107 union ccb *ccb; 1108 uint32_t seq; 1109 tstate_t *tptr; 1110 int av; 1111 struct ccb_en_lun *cel; 1112 1113 seq = lep->le_reserved - 1; 1114 if (seq >= NLEACT) { 1115 isp_prt(isp, ISP_LOGERR, 1116 "seq out of range (%u) in isp_ledone", seq); 1117 return; 1118 } 1119 ccb = isp->isp_osinfo.leact[seq]; 1120 if (ccb == 0) { 1121 isp_prt(isp, ISP_LOGERR, 1122 "no ccb for seq %u in isp_ledone", seq); 1123 return; 1124 } 1125 cel = &ccb->cel; 1126 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1127 if (tptr == NULL) { 1128 xpt_print_path(ccb->ccb_h.path); 1129 printf("null tptr in isp_ledone\n"); 1130 isp->isp_osinfo.leact[seq] = 0; 1131 return; 1132 } 1133 1134 if (lep->le_status != LUN_OK) { 1135 xpt_print_path(ccb->ccb_h.path); 1136 printf("ENABLE/MODIFY LUN returned 0x%x\n", lep->le_status); 1137 err: 1138 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1139 xpt_print_path(ccb->ccb_h.path); 1140 rls_lun_statep(isp, tptr); 1141 isp->isp_osinfo.leact[seq] = 0; 1142 ISPLOCK_2_CAMLOCK(isp); 1143 xpt_done(ccb); 1144 CAMLOCK_2_ISPLOCK(isp); 1145 return; 1146 } else { 1147 isp_prt(isp, ISP_LOGTDEBUG0, 1148 "isp_ledone: ENABLE/MODIFY done okay"); 1149 } 1150 1151 1152 if (cel->enable) { 1153 ccb->ccb_h.status = CAM_REQ_CMP; 1154 isp_prt(isp, ISP_LOGINFO, lfmt, 1155 XS_LUN(ccb), "en", XS_CHANNEL(ccb)); 1156 rls_lun_statep(isp, tptr); 1157 isp->isp_osinfo.leact[seq] = 0; 1158 ISPLOCK_2_CAMLOCK(isp); 1159 xpt_done(ccb); 1160 CAMLOCK_2_ISPLOCK(isp); 1161 return; 1162 } 1163 1164 if (lep->le_header.rqs_entry_type == RQSTYPE_MODIFY_LUN) { 1165 if (isp_lun_cmd(isp, -RQSTYPE_ENABLE_LUN, XS_CHANNEL(ccb), 1166 XS_TGT(ccb), XS_LUN(ccb), 0, 0, seq+1)) { 1167 xpt_print_path(ccb->ccb_h.path); 1168 printf("isp_ledone: isp_lun_cmd failed\n"); 1169 goto err; 1170 } 1171 rls_lun_statep(isp, tptr); 1172 return; 1173 } 1174 1175 isp_prt(isp, ISP_LOGINFO, lfmt, XS_LUN(ccb), "dis", XS_CHANNEL(ccb)); 1176 rls_lun_statep(isp, tptr); 1177 destroy_lun_state(isp, tptr); 1178 ccb->ccb_h.status = CAM_REQ_CMP; 1179 isp->isp_osinfo.leact[seq] = 0; 1180 ISPLOCK_2_CAMLOCK(isp); 1181 xpt_done(ccb); 1182 CAMLOCK_2_ISPLOCK(isp); 1183 if (are_any_luns_enabled(isp, XS_CHANNEL(ccb)) == 0) { 1184 int bus = XS_CHANNEL(ccb); 1185 av = bus << 31; 1186 av = isp_control(isp, ISPCTL_TOGGLE_TMODE, &av); 1187 if (av) { 1188 isp_prt(isp, ISP_LOGWARN, 1189 "disable target mode on channel %d failed", bus); 1190 } else { 1191 isp_prt(isp, ISP_LOGINFO, 1192 "Target Mode disabled on channel %d", bus); 1193 } 1194 isp->isp_osinfo.tmflags[bus] &= ~TM_TMODE_ENABLED; 1195 } 1196 } 1197 1198 1199 static cam_status 1200 isp_abort_tgt_ccb(ispsoftc_t *isp, union ccb *ccb) 1201 { 1202 tstate_t *tptr; 1203 struct ccb_hdr_slist *lp; 1204 struct ccb_hdr *curelm; 1205 int found, *ctr; 1206 union ccb *accb = ccb->cab.abort_ccb; 1207 1208 isp_prt(isp, ISP_LOGTDEBUG0, "aborting ccb %p", accb); 1209 if (accb->ccb_h.target_id != CAM_TARGET_WILDCARD) { 1210 int badpath = 0; 1211 if (IS_FC(isp) && (accb->ccb_h.target_id != 1212 ((fcparam *) isp->isp_param)->isp_loopid)) { 1213 badpath = 1; 1214 } else if (IS_SCSI(isp) && (accb->ccb_h.target_id != 1215 ((sdparam *) isp->isp_param)->isp_initiator_id)) { 1216 badpath = 1; 1217 } 1218 if (badpath) { 1219 /* 1220 * Being restrictive about target ids is really about 1221 * making sure we're aborting for the right multi-tid 1222 * path. This doesn't really make much sense at present. 1223 */ 1224 #if 0 1225 return (CAM_PATH_INVALID); 1226 #endif 1227 } 1228 } 1229 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), accb->ccb_h.target_lun); 1230 if (tptr == NULL) { 1231 isp_prt(isp, ISP_LOGTDEBUG0, 1232 "isp_abort_tgt_ccb: can't get statep"); 1233 return (CAM_PATH_INVALID); 1234 } 1235 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 1236 lp = &tptr->atios; 1237 ctr = &tptr->atio_count; 1238 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 1239 lp = &tptr->inots; 1240 ctr = &tptr->inot_count; 1241 } else { 1242 rls_lun_statep(isp, tptr); 1243 isp_prt(isp, ISP_LOGTDEBUG0, 1244 "isp_abort_tgt_ccb: bad func %d\n", accb->ccb_h.func_code); 1245 return (CAM_UA_ABORT); 1246 } 1247 curelm = SLIST_FIRST(lp); 1248 found = 0; 1249 if (curelm == &accb->ccb_h) { 1250 found = 1; 1251 SLIST_REMOVE_HEAD(lp, sim_links.sle); 1252 } else { 1253 while(curelm != NULL) { 1254 struct ccb_hdr *nextelm; 1255 1256 nextelm = SLIST_NEXT(curelm, sim_links.sle); 1257 if (nextelm == &accb->ccb_h) { 1258 found = 1; 1259 SLIST_NEXT(curelm, sim_links.sle) = 1260 SLIST_NEXT(nextelm, sim_links.sle); 1261 break; 1262 } 1263 curelm = nextelm; 1264 } 1265 } 1266 rls_lun_statep(isp, tptr); 1267 if (found) { 1268 (*ctr)--; 1269 accb->ccb_h.status = CAM_REQ_ABORTED; 1270 xpt_done(accb); 1271 return (CAM_REQ_CMP); 1272 } 1273 isp_prt(isp, ISP_LOGTDEBUG0, 1274 "isp_abort_tgt_ccb: CCB %p not found\n", ccb); 1275 return (CAM_PATH_INVALID); 1276 } 1277 1278 static void 1279 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1280 { 1281 void *qe; 1282 struct ccb_scsiio *cso = &ccb->csio; 1283 uint16_t *hp, save_handle; 1284 uint16_t nxti, optr; 1285 uint8_t local[QENTRY_LEN]; 1286 1287 1288 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1289 xpt_print_path(ccb->ccb_h.path); 1290 printf("Request Queue Overflow in isp_target_start_ctio\n"); 1291 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1292 goto out; 1293 } 1294 memset(local, 0, QENTRY_LEN); 1295 1296 /* 1297 * We're either moving data or completing a command here. 1298 */ 1299 1300 if (IS_FC(isp)) { 1301 atio_private_data_t *atp; 1302 ct2_entry_t *cto = (ct2_entry_t *) local; 1303 1304 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1305 cto->ct_header.rqs_entry_count = 1; 1306 if (IS_2KLOGIN(isp)) { 1307 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1308 } else { 1309 cto->ct_iid = cso->init_id; 1310 if (!(FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN)) { 1311 cto->ct_lun = ccb->ccb_h.target_lun; 1312 } 1313 } 1314 1315 atp = isp_get_atpd(isp, cso->tag_id); 1316 if (atp == NULL) { 1317 isp_prt(isp, ISP_LOGERR, 1318 "cannot find private data adjunct for tag %x", 1319 cso->tag_id); 1320 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 1321 goto out; 1322 } 1323 1324 cto->ct_rxid = cso->tag_id; 1325 if (cso->dxfer_len == 0) { 1326 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA; 1327 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1328 cto->ct_flags |= CT2_SENDSTATUS; 1329 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1330 cto->ct_resid = 1331 atp->orig_datalen - atp->bytes_xfered; 1332 if (cto->ct_resid < 0) { 1333 cto->rsp.m1.ct_scsi_status |= 1334 CT2_DATA_OVER; 1335 } else if (cto->ct_resid > 0) { 1336 cto->rsp.m1.ct_scsi_status |= 1337 CT2_DATA_UNDER; 1338 } 1339 } 1340 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1341 int m = min(cso->sense_len, MAXRESPLEN); 1342 memcpy(cto->rsp.m1.ct_resp, 1343 &cso->sense_data, m); 1344 cto->rsp.m1.ct_senselen = m; 1345 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1346 } 1347 } else { 1348 cto->ct_flags |= CT2_FLAG_MODE0; 1349 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1350 cto->ct_flags |= CT2_DATA_IN; 1351 } else { 1352 cto->ct_flags |= CT2_DATA_OUT; 1353 } 1354 cto->ct_reloff = atp->bytes_xfered; 1355 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1356 cto->ct_flags |= CT2_SENDSTATUS; 1357 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1358 cto->ct_resid = 1359 atp->orig_datalen - 1360 (atp->bytes_xfered + cso->dxfer_len); 1361 if (cto->ct_resid < 0) { 1362 cto->rsp.m0.ct_scsi_status |= 1363 CT2_DATA_OVER; 1364 } else if (cto->ct_resid > 0) { 1365 cto->rsp.m0.ct_scsi_status |= 1366 CT2_DATA_UNDER; 1367 } 1368 } else { 1369 atp->last_xframt = cso->dxfer_len; 1370 } 1371 /* 1372 * If we're sending data and status back together, 1373 * we can't also send back sense data as well. 1374 */ 1375 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1376 } 1377 1378 if (cto->ct_flags & CT2_SENDSTATUS) { 1379 isp_prt(isp, ISP_LOGTDEBUG0, 1380 "CTIO2[%x] STATUS %x origd %u curd %u resid %u", 1381 cto->ct_rxid, cso->scsi_status, atp->orig_datalen, 1382 cso->dxfer_len, cto->ct_resid); 1383 cto->ct_flags |= CT2_CCINCR; 1384 atp->state = ATPD_STATE_LAST_CTIO; 1385 } else { 1386 atp->state = ATPD_STATE_CTIO; 1387 } 1388 cto->ct_timeout = 10; 1389 hp = &cto->ct_syshandle; 1390 } else { 1391 ct_entry_t *cto = (ct_entry_t *) local; 1392 1393 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1394 cto->ct_header.rqs_entry_count = 1; 1395 cto->ct_iid = cso->init_id; 1396 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1397 cto->ct_tgt = ccb->ccb_h.target_id; 1398 cto->ct_lun = ccb->ccb_h.target_lun; 1399 cto->ct_fwhandle = AT_GET_HANDLE(cso->tag_id); 1400 if (AT_HAS_TAG(cso->tag_id)) { 1401 cto->ct_tag_val = (uint8_t) AT_GET_TAG(cso->tag_id); 1402 cto->ct_flags |= CT_TQAE; 1403 } 1404 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1405 cto->ct_flags |= CT_NODISC; 1406 } 1407 if (cso->dxfer_len == 0) { 1408 cto->ct_flags |= CT_NO_DATA; 1409 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1410 cto->ct_flags |= CT_DATA_IN; 1411 } else { 1412 cto->ct_flags |= CT_DATA_OUT; 1413 } 1414 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1415 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1416 cto->ct_scsi_status = cso->scsi_status; 1417 cto->ct_resid = cso->resid; 1418 isp_prt(isp, ISP_LOGTDEBUG0, 1419 "CTIO[%x] SCSI STATUS 0x%x resid %d tag_id %x", 1420 cto->ct_fwhandle, cso->scsi_status, cso->resid, 1421 cso->tag_id); 1422 } 1423 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1424 cto->ct_timeout = 10; 1425 hp = &cto->ct_syshandle; 1426 } 1427 1428 if (isp_save_xs_tgt(isp, ccb, hp)) { 1429 xpt_print_path(ccb->ccb_h.path); 1430 printf("No XFLIST pointers for isp_target_start_ctio\n"); 1431 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1432 goto out; 1433 } 1434 1435 1436 /* 1437 * Call the dma setup routines for this entry (and any subsequent 1438 * CTIOs) if there's data to move, and then tell the f/w it's got 1439 * new things to play with. As with isp_start's usage of DMA setup, 1440 * any swizzling is done in the machine dependent layer. Because 1441 * of this, we put the request onto the queue area first in native 1442 * format. 1443 */ 1444 1445 save_handle = *hp; 1446 1447 switch (ISP_DMASETUP(isp, cso, (ispreq_t *) local, &nxti, optr)) { 1448 case CMD_QUEUED: 1449 ISP_ADD_REQUEST(isp, nxti); 1450 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1451 return; 1452 1453 case CMD_EAGAIN: 1454 XS_SETERR(ccb, CAM_REQUEUE_REQ); 1455 break; 1456 1457 default: 1458 break; 1459 } 1460 isp_destroy_tgt_handle(isp, save_handle); 1461 1462 out: 1463 ISPLOCK_2_CAMLOCK(isp); 1464 xpt_done(ccb); 1465 CAMLOCK_2_ISPLOCK(isp); 1466 } 1467 1468 static void 1469 isp_refire_putback_atio(void *arg) 1470 { 1471 int s = splcam(); 1472 isp_target_putback_atio(arg); 1473 splx(s); 1474 } 1475 1476 static void 1477 isp_target_putback_atio(union ccb *ccb) 1478 { 1479 ispsoftc_t *isp; 1480 struct ccb_scsiio *cso; 1481 uint16_t nxti, optr; 1482 void *qe; 1483 1484 isp = XS_ISP(ccb); 1485 1486 if (isp_getrqentry(isp, &nxti, &optr, &qe)) { 1487 (void) timeout(isp_refire_putback_atio, ccb, 10); 1488 isp_prt(isp, ISP_LOGWARN, 1489 "isp_target_putback_atio: Request Queue Overflow"); 1490 return; 1491 } 1492 memset(qe, 0, QENTRY_LEN); 1493 cso = &ccb->csio; 1494 if (IS_FC(isp)) { 1495 at2_entry_t local, *at = &local; 1496 MEMZERO(at, sizeof (at2_entry_t)); 1497 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1498 at->at_header.rqs_entry_count = 1; 1499 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) != 0) { 1500 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1501 } else { 1502 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1503 } 1504 at->at_status = CT_OK; 1505 at->at_rxid = cso->tag_id; 1506 at->at_iid = cso->ccb_h.target_id; 1507 isp_put_atio2(isp, at, qe); 1508 } else { 1509 at_entry_t local, *at = &local; 1510 MEMZERO(at, sizeof (at_entry_t)); 1511 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1512 at->at_header.rqs_entry_count = 1; 1513 at->at_iid = cso->init_id; 1514 at->at_iid |= XS_CHANNEL(ccb) << 7; 1515 at->at_tgt = cso->ccb_h.target_id; 1516 at->at_lun = cso->ccb_h.target_lun; 1517 at->at_status = CT_OK; 1518 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1519 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1520 isp_put_atio(isp, at, qe); 1521 } 1522 ISP_TDQE(isp, "isp_target_putback_atio", (int) optr, qe); 1523 ISP_ADD_REQUEST(isp, nxti); 1524 isp_complete_ctio(ccb); 1525 } 1526 1527 static void 1528 isp_complete_ctio(union ccb *ccb) 1529 { 1530 ISPLOCK_2_CAMLOCK(isp); 1531 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1532 ccb->ccb_h.status |= CAM_REQ_CMP; 1533 } 1534 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1535 xpt_done(ccb); 1536 CAMLOCK_2_ISPLOCK(isp); 1537 } 1538 1539 /* 1540 * Handle ATIO stuff that the generic code can't. 1541 * This means handling CDBs. 1542 */ 1543 1544 static int 1545 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1546 { 1547 tstate_t *tptr; 1548 int status, bus, iswildcard; 1549 struct ccb_accept_tio *atiop; 1550 1551 /* 1552 * The firmware status (except for the QLTM_SVALID bit) 1553 * indicates why this ATIO was sent to us. 1554 * 1555 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1556 * 1557 * If the DISCONNECTS DISABLED bit is set in the flags field, 1558 * we're still connected on the SCSI bus. 1559 */ 1560 status = aep->at_status; 1561 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1562 /* 1563 * Bus Phase Sequence error. We should have sense data 1564 * suggested by the f/w. I'm not sure quite yet what 1565 * to do about this for CAM. 1566 */ 1567 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1568 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1569 return (0); 1570 } 1571 if ((status & ~QLTM_SVALID) != AT_CDB) { 1572 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", 1573 status); 1574 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1575 return (0); 1576 } 1577 1578 bus = GET_BUS_VAL(aep->at_iid); 1579 tptr = get_lun_statep(isp, bus, aep->at_lun); 1580 if (tptr == NULL) { 1581 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1582 if (tptr == NULL) { 1583 /* 1584 * Because we can't autofeed sense data back with 1585 * a command for parallel SCSI, we can't give back 1586 * a CHECK CONDITION. We'll give back a BUSY status 1587 * instead. This works out okay because the only 1588 * time we should, in fact, get this, is in the 1589 * case that somebody configured us without the 1590 * blackhole driver, so they get what they deserve. 1591 */ 1592 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1593 return (0); 1594 } 1595 iswildcard = 1; 1596 } else { 1597 iswildcard = 0; 1598 } 1599 1600 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1601 if (atiop == NULL) { 1602 /* 1603 * Because we can't autofeed sense data back with 1604 * a command for parallel SCSI, we can't give back 1605 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1606 * instead. This works out okay because the only time we 1607 * should, in fact, get this, is in the case that we've 1608 * run out of ATIOS. 1609 */ 1610 xpt_print_path(tptr->owner); 1611 isp_prt(isp, ISP_LOGWARN, 1612 "no ATIOS for lun %d from initiator %d on channel %d", 1613 aep->at_lun, GET_IID_VAL(aep->at_iid), bus); 1614 if (aep->at_flags & AT_TQAE) 1615 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1616 else 1617 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1618 rls_lun_statep(isp, tptr); 1619 return (0); 1620 } 1621 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1622 tptr->atio_count--; 1623 isp_prt(isp, ISP_LOGTDEBUG0, "Take FREE ATIO lun %d, count now %d", 1624 aep->at_lun, tptr->atio_count); 1625 if (iswildcard) { 1626 atiop->ccb_h.target_id = aep->at_tgt; 1627 atiop->ccb_h.target_lun = aep->at_lun; 1628 } 1629 if (aep->at_flags & AT_NODISC) { 1630 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1631 } else { 1632 atiop->ccb_h.flags = 0; 1633 } 1634 1635 if (status & QLTM_SVALID) { 1636 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1637 atiop->sense_len = amt; 1638 MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1639 } else { 1640 atiop->sense_len = 0; 1641 } 1642 1643 atiop->init_id = GET_IID_VAL(aep->at_iid); 1644 atiop->cdb_len = aep->at_cdblen; 1645 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1646 atiop->ccb_h.status = CAM_CDB_RECVD; 1647 /* 1648 * Construct a tag 'id' based upon tag value (which may be 0..255) 1649 * and the handle (which we have to preserve). 1650 */ 1651 AT_MAKE_TAGID(atiop->tag_id, device_get_unit(isp->isp_dev), aep); 1652 if (aep->at_flags & AT_TQAE) { 1653 atiop->tag_action = aep->at_tag_type; 1654 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1655 } 1656 xpt_done((union ccb*)atiop); 1657 isp_prt(isp, ISP_LOGTDEBUG0, 1658 "ATIO[%x] CDB=0x%x bus %d iid%d->lun%d tag 0x%x ttype 0x%x %s", 1659 aep->at_handle, aep->at_cdb[0] & 0xff, GET_BUS_VAL(aep->at_iid), 1660 GET_IID_VAL(aep->at_iid), aep->at_lun, aep->at_tag_val & 0xff, 1661 aep->at_tag_type, (aep->at_flags & AT_NODISC)? 1662 "nondisc" : "disconnecting"); 1663 rls_lun_statep(isp, tptr); 1664 return (0); 1665 } 1666 1667 static int 1668 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1669 { 1670 lun_id_t lun; 1671 tstate_t *tptr; 1672 struct ccb_accept_tio *atiop; 1673 atio_private_data_t *atp; 1674 1675 /* 1676 * The firmware status (except for the QLTM_SVALID bit) 1677 * indicates why this ATIO was sent to us. 1678 * 1679 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1680 */ 1681 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1682 isp_prt(isp, ISP_LOGWARN, 1683 "bogus atio (0x%x) leaked to platform", aep->at_status); 1684 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1685 return (0); 1686 } 1687 1688 if ((FCPARAM(isp)->isp_fwattr & ISP_FW_ATTR_SCCLUN) != 0) { 1689 lun = aep->at_scclun; 1690 } else { 1691 lun = aep->at_lun; 1692 } 1693 tptr = get_lun_statep(isp, 0, lun); 1694 if (tptr == NULL) { 1695 isp_prt(isp, ISP_LOGTDEBUG0, 1696 "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1697 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1698 if (tptr == NULL) { 1699 isp_endcmd(isp, aep, 1700 SCSI_STATUS_CHECK_COND | ECMD_SVALID | 1701 (0x5 << 12) | (0x25 << 16), 0); 1702 return (0); 1703 } 1704 } 1705 1706 atp = isp_get_atpd(isp, 0); 1707 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1708 if (atiop == NULL || atp == NULL) { 1709 1710 /* 1711 * Because we can't autofeed sense data back with 1712 * a command for parallel SCSI, we can't give back 1713 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1714 * instead. This works out okay because the only time we 1715 * should, in fact, get this, is in the case that we've 1716 * run out of ATIOS. 1717 */ 1718 xpt_print_path(tptr->owner); 1719 isp_prt(isp, ISP_LOGWARN, 1720 "no %s for lun %d from initiator %d", 1721 (atp == NULL && atiop == NULL)? "ATIO2s *or* ATPS" : 1722 ((atp == NULL)? "ATPs" : "ATIO2s"), lun, aep->at_iid); 1723 rls_lun_statep(isp, tptr); 1724 isp_endcmd(isp, aep, SCSI_STATUS_QUEUE_FULL, 0); 1725 return (0); 1726 } 1727 atp->state = ATPD_STATE_ATIO; 1728 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1729 tptr->atio_count--; 1730 isp_prt(isp, ISP_LOGTDEBUG0, "Take FREE ATIO lun %d, count now %d", 1731 lun, tptr->atio_count); 1732 1733 if (tptr == &isp->isp_osinfo.tsdflt[0]) { 1734 atiop->ccb_h.target_id = 1735 ((fcparam *)isp->isp_param)->isp_loopid; 1736 atiop->ccb_h.target_lun = lun; 1737 } 1738 /* 1739 * We don't get 'suggested' sense data as we do with SCSI cards. 1740 */ 1741 atiop->sense_len = 0; 1742 1743 atiop->init_id = aep->at_iid; 1744 atiop->cdb_len = ATIO2_CDBLEN; 1745 MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1746 atiop->ccb_h.status = CAM_CDB_RECVD; 1747 atiop->tag_id = aep->at_rxid; 1748 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1749 case ATIO2_TC_ATTR_SIMPLEQ: 1750 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1751 break; 1752 case ATIO2_TC_ATTR_HEADOFQ: 1753 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1754 break; 1755 case ATIO2_TC_ATTR_ORDERED: 1756 atiop->tag_action = MSG_ORDERED_Q_TAG; 1757 break; 1758 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1759 case ATIO2_TC_ATTR_UNTAGGED: 1760 default: 1761 atiop->tag_action = 0; 1762 break; 1763 } 1764 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 1765 1766 atp->tag = atiop->tag_id; 1767 atp->lun = lun; 1768 atp->orig_datalen = aep->at_datalen; 1769 atp->last_xframt = 0; 1770 atp->bytes_xfered = 0; 1771 atp->state = ATPD_STATE_CAM; 1772 ISPLOCK_2_CAMLOCK(siP); 1773 xpt_done((union ccb*)atiop); 1774 1775 isp_prt(isp, ISP_LOGTDEBUG0, 1776 "ATIO2[%x] CDB=0x%x iid%d->lun%d tattr 0x%x datalen %u", 1777 aep->at_rxid, aep->at_cdb[0] & 0xff, aep->at_iid, 1778 lun, aep->at_taskflags, aep->at_datalen); 1779 rls_lun_statep(isp, tptr); 1780 return (0); 1781 } 1782 1783 static int 1784 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 1785 { 1786 union ccb *ccb; 1787 int sentstatus, ok, notify_cam, resid = 0; 1788 uint16_t tval; 1789 1790 /* 1791 * CTIO and CTIO2 are close enough.... 1792 */ 1793 1794 ccb = isp_find_xs_tgt(isp, ((ct_entry_t *)arg)->ct_syshandle); 1795 KASSERT((ccb != NULL), ("null ccb in isp_handle_platform_ctio")); 1796 isp_destroy_tgt_handle(isp, ((ct_entry_t *)arg)->ct_syshandle); 1797 1798 if (IS_FC(isp)) { 1799 ct2_entry_t *ct = arg; 1800 atio_private_data_t *atp = isp_get_atpd(isp, ct->ct_rxid); 1801 if (atp == NULL) { 1802 isp_prt(isp, ISP_LOGERR, 1803 "cannot find adjunct for %x after I/O", 1804 ct->ct_rxid); 1805 return (0); 1806 } 1807 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 1808 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1809 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 1810 ccb->ccb_h.status |= CAM_SENT_SENSE; 1811 } 1812 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1813 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 1814 resid = ct->ct_resid; 1815 atp->bytes_xfered += (atp->last_xframt - resid); 1816 atp->last_xframt = 0; 1817 } 1818 if (sentstatus || !ok) { 1819 atp->tag = 0; 1820 } 1821 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, 1822 "CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", 1823 ct->ct_rxid, ct->ct_status, ct->ct_flags, 1824 (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, 1825 resid, sentstatus? "FIN" : "MID"); 1826 tval = ct->ct_rxid; 1827 1828 /* XXX: should really come after isp_complete_ctio */ 1829 atp->state = ATPD_STATE_PDON; 1830 } else { 1831 ct_entry_t *ct = arg; 1832 sentstatus = ct->ct_flags & CT_SENDSTATUS; 1833 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 1834 /* 1835 * We *ought* to be able to get back to the original ATIO 1836 * here, but for some reason this gets lost. It's just as 1837 * well because it's squirrelled away as part of periph 1838 * private data. 1839 * 1840 * We can live without it as long as we continue to use 1841 * the auto-replenish feature for CTIOs. 1842 */ 1843 notify_cam = ct->ct_header.rqs_seqno & 0x1; 1844 if (ct->ct_status & QLTM_SVALID) { 1845 char *sp = (char *)ct; 1846 sp += CTIO_SENSE_OFFSET; 1847 ccb->csio.sense_len = 1848 min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 1849 MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 1850 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 1851 } 1852 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 1853 resid = ct->ct_resid; 1854 } 1855 isp_prt(isp, ISP_LOGTDEBUG0, 1856 "CTIO[%x] tag %x iid %d lun %d sts %x flg %x resid %d %s", 1857 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, 1858 ct->ct_status, ct->ct_flags, resid, 1859 sentstatus? "FIN" : "MID"); 1860 tval = ct->ct_fwhandle; 1861 } 1862 ccb->csio.resid += resid; 1863 1864 /* 1865 * We're here either because intermediate data transfers are done 1866 * and/or the final status CTIO (which may have joined with a 1867 * Data Transfer) is done. 1868 * 1869 * In any case, for this platform, the upper layers figure out 1870 * what to do next, so all we do here is collect status and 1871 * pass information along. Any DMA handles have already been 1872 * freed. 1873 */ 1874 if (notify_cam == 0) { 1875 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 1876 return (0); 1877 } 1878 1879 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", 1880 (sentstatus)? " FINAL " : "MIDTERM ", tval); 1881 1882 if (!ok) { 1883 isp_target_putback_atio(ccb); 1884 } else { 1885 isp_complete_ctio(ccb); 1886 1887 } 1888 return (0); 1889 } 1890 1891 static int 1892 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inp) 1893 { 1894 return (0); /* XXXX */ 1895 } 1896 1897 static int 1898 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 1899 { 1900 1901 switch (inp->in_status) { 1902 case IN_PORT_LOGOUT: 1903 isp_prt(isp, ISP_LOGWARN, "port logout of iid %d", 1904 inp->in_iid); 1905 break; 1906 case IN_PORT_CHANGED: 1907 isp_prt(isp, ISP_LOGWARN, "port changed for iid %d", 1908 inp->in_iid); 1909 break; 1910 case IN_GLOBAL_LOGO: 1911 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 1912 break; 1913 case IN_ABORT_TASK: 1914 { 1915 atio_private_data_t *atp = isp_get_atpd(isp, inp->in_seqid); 1916 struct ccb_immed_notify *inot = NULL; 1917 1918 if (atp) { 1919 tstate_t *tptr = get_lun_statep(isp, 0, atp->lun); 1920 if (tptr) { 1921 inot = (struct ccb_immed_notify *) 1922 SLIST_FIRST(&tptr->inots); 1923 if (inot) { 1924 tptr->inot_count--; 1925 SLIST_REMOVE_HEAD(&tptr->inots, 1926 sim_links.sle); 1927 isp_prt(isp, ISP_LOGTDEBUG0, 1928 "Take FREE INOT count now %d", 1929 tptr->inot_count); 1930 } 1931 } 1932 isp_prt(isp, ISP_LOGWARN, 1933 "abort task RX_ID %x IID %d state %d", 1934 inp->in_seqid, inp->in_iid, atp->state); 1935 } else { 1936 isp_prt(isp, ISP_LOGWARN, 1937 "abort task RX_ID %x from iid %d, state unknown", 1938 inp->in_seqid, inp->in_iid); 1939 } 1940 if (inot) { 1941 inot->initiator_id = inp->in_iid; 1942 inot->sense_len = 0; 1943 inot->message_args[0] = MSG_ABORT_TAG; 1944 inot->message_args[1] = inp->in_seqid & 0xff; 1945 inot->message_args[2] = (inp->in_seqid >> 8) & 0xff; 1946 inot->ccb_h.status = CAM_MESSAGE_RECV; 1947 xpt_done((union ccb *)inot); 1948 } 1949 break; 1950 } 1951 default: 1952 break; 1953 } 1954 return (0); 1955 } 1956 #endif 1957 1958 static void 1959 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 1960 { 1961 struct cam_sim *sim; 1962 ispsoftc_t *isp; 1963 1964 sim = (struct cam_sim *)cbarg; 1965 isp = (ispsoftc_t *) cam_sim_softc(sim); 1966 switch (code) { 1967 case AC_LOST_DEVICE: 1968 if (IS_SCSI(isp)) { 1969 uint16_t oflags, nflags; 1970 sdparam *sdp = isp->isp_param; 1971 int tgt; 1972 1973 tgt = xpt_path_target_id(path); 1974 if (tgt >= 0) { 1975 sdp += cam_sim_bus(sim); 1976 ISP_LOCK(isp); 1977 nflags = sdp->isp_devparam[tgt].nvrm_flags; 1978 #ifndef ISP_TARGET_MODE 1979 nflags &= DPARM_SAFE_DFLT; 1980 if (isp->isp_loaded_fw) { 1981 nflags |= DPARM_NARROW | DPARM_ASYNC; 1982 } 1983 #else 1984 nflags = DPARM_DEFAULT; 1985 #endif 1986 oflags = sdp->isp_devparam[tgt].goal_flags; 1987 sdp->isp_devparam[tgt].goal_flags = nflags; 1988 sdp->isp_devparam[tgt].dev_update = 1; 1989 isp->isp_update |= (1 << cam_sim_bus(sim)); 1990 (void) isp_control(isp, 1991 ISPCTL_UPDATE_PARAMS, NULL); 1992 sdp->isp_devparam[tgt].goal_flags = oflags; 1993 ISP_UNLOCK(isp); 1994 } 1995 } 1996 break; 1997 default: 1998 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 1999 break; 2000 } 2001 } 2002 2003 static void 2004 isp_poll(struct cam_sim *sim) 2005 { 2006 ispsoftc_t *isp = cam_sim_softc(sim); 2007 uint16_t isr, sema, mbox; 2008 2009 ISP_LOCK(isp); 2010 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2011 isp_intr(isp, isr, sema, mbox); 2012 } 2013 ISP_UNLOCK(isp); 2014 } 2015 2016 2017 static void 2018 isp_watchdog(void *arg) 2019 { 2020 XS_T *xs = arg; 2021 ispsoftc_t *isp = XS_ISP(xs); 2022 uint32_t handle; 2023 int iok; 2024 2025 /* 2026 * We've decided this command is dead. Make sure we're not trying 2027 * to kill a command that's already dead by getting it's handle and 2028 * and seeing whether it's still alive. 2029 */ 2030 ISP_LOCK(isp); 2031 iok = isp->isp_osinfo.intsok; 2032 isp->isp_osinfo.intsok = 0; 2033 handle = isp_find_handle(isp, xs); 2034 if (handle) { 2035 uint16_t isr, sema, mbox; 2036 2037 if (XS_CMD_DONE_P(xs)) { 2038 isp_prt(isp, ISP_LOGDEBUG1, 2039 "watchdog found done cmd (handle 0x%x)", handle); 2040 ISP_UNLOCK(isp); 2041 return; 2042 } 2043 2044 if (XS_CMD_WDOG_P(xs)) { 2045 isp_prt(isp, ISP_LOGDEBUG2, 2046 "recursive watchdog (handle 0x%x)", handle); 2047 ISP_UNLOCK(isp); 2048 return; 2049 } 2050 2051 XS_CMD_S_WDOG(xs); 2052 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2053 isp_intr(isp, isr, sema, mbox); 2054 } 2055 if (XS_CMD_DONE_P(xs)) { 2056 isp_prt(isp, ISP_LOGDEBUG2, 2057 "watchdog cleanup for handle 0x%x", handle); 2058 xpt_done((union ccb *) xs); 2059 } else if (XS_CMD_GRACE_P(xs)) { 2060 /* 2061 * Make sure the command is *really* dead before we 2062 * release the handle (and DMA resources) for reuse. 2063 */ 2064 (void) isp_control(isp, ISPCTL_ABORT_CMD, arg); 2065 2066 /* 2067 * After this point, the comamnd is really dead. 2068 */ 2069 if (XS_XFRLEN(xs)) { 2070 ISP_DMAFREE(isp, xs, handle); 2071 } 2072 isp_destroy_handle(isp, handle); 2073 xpt_print_path(xs->ccb_h.path); 2074 isp_prt(isp, ISP_LOGWARN, 2075 "watchdog timeout for handle 0x%x", handle); 2076 XS_SETERR(xs, CAM_CMD_TIMEOUT); 2077 XS_CMD_C_WDOG(xs); 2078 isp_done(xs); 2079 } else { 2080 uint16_t nxti, optr; 2081 ispreq_t local, *mp= &local, *qe; 2082 2083 XS_CMD_C_WDOG(xs); 2084 xs->ccb_h.timeout_ch = timeout(isp_watchdog, xs, hz); 2085 if (isp_getrqentry(isp, &nxti, &optr, (void **) &qe)) { 2086 ISP_UNLOCK(isp); 2087 return; 2088 } 2089 XS_CMD_S_GRACE(xs); 2090 MEMZERO((void *) mp, sizeof (*mp)); 2091 mp->req_header.rqs_entry_count = 1; 2092 mp->req_header.rqs_entry_type = RQSTYPE_MARKER; 2093 mp->req_modifier = SYNC_ALL; 2094 mp->req_target = XS_CHANNEL(xs) << 7; 2095 isp_put_request(isp, mp, qe); 2096 ISP_ADD_REQUEST(isp, nxti); 2097 } 2098 } else { 2099 isp_prt(isp, ISP_LOGDEBUG2, "watchdog with no command"); 2100 } 2101 isp->isp_osinfo.intsok = iok; 2102 ISP_UNLOCK(isp); 2103 } 2104 2105 static void 2106 isp_kthread(void *arg) 2107 { 2108 ispsoftc_t *isp = arg; 2109 2110 2111 #if __FreeBSD_version < 500000 2112 int s; 2113 2114 s = splcam(); 2115 isp->isp_osinfo.intsok = 1; 2116 #else 2117 #ifdef ISP_SMPLOCK 2118 mtx_lock(&isp->isp_lock); 2119 #else 2120 mtx_lock(&Giant); 2121 #endif 2122 #endif 2123 /* 2124 * The first loop is for our usage where we have yet to have 2125 * gotten good fibre channel state. 2126 */ 2127 for (;;) { 2128 int wasfrozen; 2129 2130 isp_prt(isp, ISP_LOGDEBUG0, "kthread: checking FC state"); 2131 while (isp_fc_runstate(isp, 2 * 1000000) != 0) { 2132 isp_prt(isp, ISP_LOGDEBUG0, "kthread: FC state ungood"); 2133 if (FCPARAM(isp)->isp_fwstate != FW_READY || 2134 FCPARAM(isp)->isp_loopstate < LOOP_PDB_RCVD) { 2135 if (FCPARAM(isp)->loop_seen_once == 0 || 2136 isp->isp_osinfo.ktmature == 0) { 2137 break; 2138 } 2139 } 2140 #ifdef ISP_SMPLOCK 2141 msleep(isp_kthread, &isp->isp_lock, 2142 PRIBIO, "isp_fcthrd", hz); 2143 #else 2144 (void) tsleep(isp_kthread, PRIBIO, "isp_fcthrd", hz); 2145 #endif 2146 } 2147 2148 /* 2149 * Even if we didn't get good loop state we may be 2150 * unfreezing the SIMQ so that we can kill off 2151 * commands (if we've never seen loop before, for example). 2152 */ 2153 isp->isp_osinfo.ktmature = 1; 2154 wasfrozen = isp->isp_osinfo.simqfrozen & SIMQFRZ_LOOPDOWN; 2155 isp->isp_osinfo.simqfrozen &= ~SIMQFRZ_LOOPDOWN; 2156 if (wasfrozen && isp->isp_osinfo.simqfrozen == 0) { 2157 isp_prt(isp, ISP_LOGDEBUG0, "kthread: releasing simq"); 2158 ISPLOCK_2_CAMLOCK(isp); 2159 xpt_release_simq(isp->isp_sim, 1); 2160 CAMLOCK_2_ISPLOCK(isp); 2161 } 2162 isp_prt(isp, ISP_LOGDEBUG0, "kthread: waiting until called"); 2163 #if __FreeBSD_version < 500000 2164 tsleep(&isp->isp_osinfo.kproc, PRIBIO, "isp_fc_worker", 0); 2165 #else 2166 #ifdef ISP_SMPLOCK 2167 cv_wait(&isp->isp_osinfo.kthread_cv, &isp->isp_lock); 2168 #else 2169 (void) tsleep(&isp->isp_osinfo.kthread_cv, PRIBIO, "fc_cv", 0); 2170 #endif 2171 #endif 2172 } 2173 } 2174 2175 static void 2176 isp_action(struct cam_sim *sim, union ccb *ccb) 2177 { 2178 int bus, tgt, error; 2179 ispsoftc_t *isp; 2180 struct ccb_trans_settings *cts; 2181 2182 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 2183 2184 isp = (ispsoftc_t *)cam_sim_softc(sim); 2185 ccb->ccb_h.sim_priv.entries[0].field = 0; 2186 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2187 if (isp->isp_state != ISP_RUNSTATE && 2188 ccb->ccb_h.func_code == XPT_SCSI_IO) { 2189 CAMLOCK_2_ISPLOCK(isp); 2190 isp_init(isp); 2191 if (isp->isp_state != ISP_INITSTATE) { 2192 ISP_UNLOCK(isp); 2193 /* 2194 * Lie. Say it was a selection timeout. 2195 */ 2196 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 2197 xpt_freeze_devq(ccb->ccb_h.path, 1); 2198 xpt_done(ccb); 2199 return; 2200 } 2201 isp->isp_state = ISP_RUNSTATE; 2202 ISPLOCK_2_CAMLOCK(isp); 2203 } 2204 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 2205 2206 2207 switch (ccb->ccb_h.func_code) { 2208 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 2209 /* 2210 * Do a couple of preliminary checks... 2211 */ 2212 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 2213 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 2214 ccb->ccb_h.status = CAM_REQ_INVALID; 2215 xpt_done(ccb); 2216 break; 2217 } 2218 } 2219 #ifdef DIAGNOSTIC 2220 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 2221 ccb->ccb_h.status = CAM_PATH_INVALID; 2222 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 2223 ccb->ccb_h.status = CAM_PATH_INVALID; 2224 } 2225 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 2226 isp_prt(isp, ISP_LOGERR, 2227 "invalid tgt/lun (%d.%d) in XPT_SCSI_IO", 2228 ccb->ccb_h.target_id, ccb->ccb_h.target_lun); 2229 xpt_done(ccb); 2230 break; 2231 } 2232 #endif 2233 ((struct ccb_scsiio *) ccb)->scsi_status = SCSI_STATUS_OK; 2234 CAMLOCK_2_ISPLOCK(isp); 2235 error = isp_start((XS_T *) ccb); 2236 switch (error) { 2237 case CMD_QUEUED: 2238 ccb->ccb_h.status |= CAM_SIM_QUEUED; 2239 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { 2240 uint64_t ticks = (uint64_t) hz; 2241 if (ccb->ccb_h.timeout == CAM_TIME_DEFAULT) 2242 ticks = 60 * 1000 * ticks; 2243 else 2244 ticks = ccb->ccb_h.timeout * hz; 2245 ticks = ((ticks + 999) / 1000) + hz + hz; 2246 if (ticks >= 0x80000000) { 2247 isp_prt(isp, ISP_LOGERR, 2248 "timeout overflow"); 2249 ticks = 0x7fffffff; 2250 } 2251 ccb->ccb_h.timeout_ch = timeout(isp_watchdog, 2252 (caddr_t)ccb, (int)ticks); 2253 } else { 2254 callout_handle_init(&ccb->ccb_h.timeout_ch); 2255 } 2256 ISPLOCK_2_CAMLOCK(isp); 2257 break; 2258 case CMD_RQLATER: 2259 /* 2260 * This can only happen for Fibre Channel 2261 */ 2262 KASSERT((IS_FC(isp)), ("CMD_RQLATER for FC only")); 2263 if (FCPARAM(isp)->loop_seen_once == 0 && 2264 isp->isp_osinfo.ktmature) { 2265 ISPLOCK_2_CAMLOCK(isp); 2266 XS_SETERR(ccb, CAM_SEL_TIMEOUT); 2267 xpt_done(ccb); 2268 break; 2269 } 2270 #if __FreeBSD_version < 500000 2271 wakeup(&isp->isp_osinfo.kproc); 2272 #else 2273 #ifdef ISP_SMPLOCK 2274 cv_signal(&isp->isp_osinfo.kthread_cv); 2275 #else 2276 wakeup(&isp->isp_osinfo.kthread_cv); 2277 #endif 2278 #endif 2279 isp_freeze_loopdown(isp, "isp_action(RQLATER)"); 2280 XS_SETERR(ccb, CAM_REQUEUE_REQ); 2281 ISPLOCK_2_CAMLOCK(isp); 2282 xpt_done(ccb); 2283 break; 2284 case CMD_EAGAIN: 2285 XS_SETERR(ccb, CAM_REQUEUE_REQ); 2286 ISPLOCK_2_CAMLOCK(isp); 2287 xpt_done(ccb); 2288 break; 2289 case CMD_COMPLETE: 2290 isp_done((struct ccb_scsiio *) ccb); 2291 ISPLOCK_2_CAMLOCK(isp); 2292 break; 2293 default: 2294 isp_prt(isp, ISP_LOGERR, 2295 "What's this? 0x%x at %d in file %s", 2296 error, __LINE__, __FILE__); 2297 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 2298 xpt_done(ccb); 2299 ISPLOCK_2_CAMLOCK(isp); 2300 } 2301 break; 2302 2303 #ifdef ISP_TARGET_MODE 2304 case XPT_EN_LUN: /* Enable LUN as a target */ 2305 { 2306 int seq, iok, i; 2307 CAMLOCK_2_ISPLOCK(isp); 2308 iok = isp->isp_osinfo.intsok; 2309 isp->isp_osinfo.intsok = 0; 2310 seq = isp_en_lun(isp, ccb); 2311 if (seq < 0) { 2312 isp->isp_osinfo.intsok = iok; 2313 ISPLOCK_2_CAMLOCK(isp); 2314 xpt_done(ccb); 2315 break; 2316 } 2317 for (i = 0; isp->isp_osinfo.leact[seq] && i < 30 * 1000; i++) { 2318 uint16_t isr, sema, mbox; 2319 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 2320 isp_intr(isp, isr, sema, mbox); 2321 } 2322 DELAY(1000); 2323 } 2324 isp->isp_osinfo.intsok = iok; 2325 ISPLOCK_2_CAMLOCK(isp); 2326 break; 2327 } 2328 case XPT_NOTIFY_ACK: /* recycle notify ack */ 2329 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ 2330 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 2331 { 2332 tstate_t *tptr = 2333 get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 2334 if (tptr == NULL) { 2335 ccb->ccb_h.status = CAM_LUN_INVALID; 2336 xpt_done(ccb); 2337 break; 2338 } 2339 ccb->ccb_h.sim_priv.entries[0].field = 0; 2340 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 2341 ccb->ccb_h.flags = 0; 2342 2343 CAMLOCK_2_ISPLOCK(isp); 2344 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 2345 /* 2346 * Note that the command itself may not be done- 2347 * it may not even have had the first CTIO sent. 2348 */ 2349 tptr->atio_count++; 2350 isp_prt(isp, ISP_LOGTDEBUG0, 2351 "Put FREE ATIO, lun %d, count now %d", 2352 ccb->ccb_h.target_lun, tptr->atio_count); 2353 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, 2354 sim_links.sle); 2355 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 2356 tptr->inot_count++; 2357 isp_prt(isp, ISP_LOGTDEBUG0, 2358 "Put FREE INOT, lun %d, count now %d", 2359 ccb->ccb_h.target_lun, tptr->inot_count); 2360 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, 2361 sim_links.sle); 2362 } else { 2363 isp_prt(isp, ISP_LOGWARN, "Got Notify ACK");; 2364 } 2365 rls_lun_statep(isp, tptr); 2366 ccb->ccb_h.status = CAM_REQ_INPROG; 2367 ISPLOCK_2_CAMLOCK(isp); 2368 break; 2369 } 2370 case XPT_CONT_TARGET_IO: 2371 { 2372 CAMLOCK_2_ISPLOCK(isp); 2373 isp_target_start_ctio(isp, ccb); 2374 ISPLOCK_2_CAMLOCK(isp); 2375 break; 2376 } 2377 #endif 2378 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 2379 2380 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 2381 tgt = ccb->ccb_h.target_id; 2382 tgt |= (bus << 16); 2383 2384 CAMLOCK_2_ISPLOCK(isp); 2385 error = isp_control(isp, ISPCTL_RESET_DEV, &tgt); 2386 ISPLOCK_2_CAMLOCK(isp); 2387 if (error) { 2388 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2389 } else { 2390 ccb->ccb_h.status = CAM_REQ_CMP; 2391 } 2392 xpt_done(ccb); 2393 break; 2394 case XPT_ABORT: /* Abort the specified CCB */ 2395 { 2396 union ccb *accb = ccb->cab.abort_ccb; 2397 CAMLOCK_2_ISPLOCK(isp); 2398 switch (accb->ccb_h.func_code) { 2399 #ifdef ISP_TARGET_MODE 2400 case XPT_ACCEPT_TARGET_IO: 2401 case XPT_IMMED_NOTIFY: 2402 ccb->ccb_h.status = isp_abort_tgt_ccb(isp, ccb); 2403 break; 2404 case XPT_CONT_TARGET_IO: 2405 isp_prt(isp, ISP_LOGERR, "cannot abort CTIOs yet"); 2406 ccb->ccb_h.status = CAM_UA_ABORT; 2407 break; 2408 #endif 2409 case XPT_SCSI_IO: 2410 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 2411 if (error) { 2412 ccb->ccb_h.status = CAM_UA_ABORT; 2413 } else { 2414 ccb->ccb_h.status = CAM_REQ_CMP; 2415 } 2416 break; 2417 default: 2418 ccb->ccb_h.status = CAM_REQ_INVALID; 2419 break; 2420 } 2421 ISPLOCK_2_CAMLOCK(isp); 2422 xpt_done(ccb); 2423 break; 2424 } 2425 #ifdef CAM_NEW_TRAN_CODE 2426 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 2427 #else 2428 #define IS_CURRENT_SETTINGS(c) (c->flags & CCB_TRANS_CURRENT_SETTINGS) 2429 #endif 2430 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 2431 cts = &ccb->cts; 2432 if (!IS_CURRENT_SETTINGS(cts)) { 2433 ccb->ccb_h.status = CAM_REQ_INVALID; 2434 xpt_done(ccb); 2435 break; 2436 } 2437 tgt = cts->ccb_h.target_id; 2438 CAMLOCK_2_ISPLOCK(isp); 2439 if (IS_SCSI(isp)) { 2440 #ifndef CAM_NEW_TRAN_CODE 2441 sdparam *sdp = isp->isp_param; 2442 uint16_t *dptr; 2443 2444 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2445 2446 sdp += bus; 2447 /* 2448 * We always update (internally) from goal_flags 2449 * so any request to change settings just gets 2450 * vectored to that location. 2451 */ 2452 dptr = &sdp->isp_devparam[tgt].goal_flags; 2453 2454 /* 2455 * Note that these operations affect the 2456 * the goal flags (goal_flags)- not 2457 * the current state flags. Then we mark 2458 * things so that the next operation to 2459 * this HBA will cause the update to occur. 2460 */ 2461 if (cts->valid & CCB_TRANS_DISC_VALID) { 2462 if ((cts->flags & CCB_TRANS_DISC_ENB) != 0) { 2463 *dptr |= DPARM_DISC; 2464 } else { 2465 *dptr &= ~DPARM_DISC; 2466 } 2467 } 2468 if (cts->valid & CCB_TRANS_TQ_VALID) { 2469 if ((cts->flags & CCB_TRANS_TAG_ENB) != 0) { 2470 *dptr |= DPARM_TQING; 2471 } else { 2472 *dptr &= ~DPARM_TQING; 2473 } 2474 } 2475 if (cts->valid & CCB_TRANS_BUS_WIDTH_VALID) { 2476 switch (cts->bus_width) { 2477 case MSG_EXT_WDTR_BUS_16_BIT: 2478 *dptr |= DPARM_WIDE; 2479 break; 2480 default: 2481 *dptr &= ~DPARM_WIDE; 2482 } 2483 } 2484 /* 2485 * Any SYNC RATE of nonzero and SYNC_OFFSET 2486 * of nonzero will cause us to go to the 2487 * selected (from NVRAM) maximum value for 2488 * this device. At a later point, we'll 2489 * allow finer control. 2490 */ 2491 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && 2492 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) && 2493 (cts->sync_offset > 0)) { 2494 *dptr |= DPARM_SYNC; 2495 } else { 2496 *dptr &= ~DPARM_SYNC; 2497 } 2498 *dptr |= DPARM_SAFE_DFLT; 2499 #else 2500 struct ccb_trans_settings_scsi *scsi = 2501 &cts->proto_specific.scsi; 2502 struct ccb_trans_settings_spi *spi = 2503 &cts->xport_specific.spi; 2504 sdparam *sdp = isp->isp_param; 2505 uint16_t *dptr; 2506 2507 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2508 sdp += bus; 2509 /* 2510 * We always update (internally) from goal_flags 2511 * so any request to change settings just gets 2512 * vectored to that location. 2513 */ 2514 dptr = &sdp->isp_devparam[tgt].goal_flags; 2515 2516 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 2517 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 2518 *dptr |= DPARM_DISC; 2519 else 2520 *dptr &= ~DPARM_DISC; 2521 } 2522 2523 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 2524 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 2525 *dptr |= DPARM_TQING; 2526 else 2527 *dptr &= ~DPARM_TQING; 2528 } 2529 2530 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 2531 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 2532 *dptr |= DPARM_WIDE; 2533 else 2534 *dptr &= ~DPARM_WIDE; 2535 } 2536 2537 /* 2538 * XXX: FIX ME 2539 */ 2540 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && 2541 (spi->valid & CTS_SPI_VALID_SYNC_RATE) && 2542 (spi->sync_period && spi->sync_offset)) { 2543 *dptr |= DPARM_SYNC; 2544 /* 2545 * XXX: CHECK FOR LEGALITY 2546 */ 2547 sdp->isp_devparam[tgt].goal_period = 2548 spi->sync_period; 2549 sdp->isp_devparam[tgt].goal_offset = 2550 spi->sync_offset; 2551 } else { 2552 *dptr &= ~DPARM_SYNC; 2553 } 2554 #endif 2555 isp_prt(isp, ISP_LOGDEBUG0, 2556 "SET bus %d targ %d to flags %x off %x per %x", 2557 bus, tgt, sdp->isp_devparam[tgt].goal_flags, 2558 sdp->isp_devparam[tgt].goal_offset, 2559 sdp->isp_devparam[tgt].goal_period); 2560 sdp->isp_devparam[tgt].dev_update = 1; 2561 isp->isp_update |= (1 << bus); 2562 } 2563 ISPLOCK_2_CAMLOCK(isp); 2564 ccb->ccb_h.status = CAM_REQ_CMP; 2565 xpt_done(ccb); 2566 break; 2567 case XPT_GET_TRAN_SETTINGS: 2568 cts = &ccb->cts; 2569 tgt = cts->ccb_h.target_id; 2570 CAMLOCK_2_ISPLOCK(isp); 2571 if (IS_FC(isp)) { 2572 #ifndef CAM_NEW_TRAN_CODE 2573 /* 2574 * a lot of normal SCSI things don't make sense. 2575 */ 2576 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; 2577 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2578 /* 2579 * How do you measure the width of a high 2580 * speed serial bus? Well, in bytes. 2581 * 2582 * Offset and period make no sense, though, so we set 2583 * (above) a 'base' transfer speed to be gigabit. 2584 */ 2585 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2586 #else 2587 fcparam *fcp = isp->isp_param; 2588 struct ccb_trans_settings_fc *fc = 2589 &cts->xport_specific.fc; 2590 2591 cts->protocol = PROTO_SCSI; 2592 cts->protocol_version = SCSI_REV_2; 2593 cts->transport = XPORT_FC; 2594 cts->transport_version = 0; 2595 2596 fc->valid = CTS_FC_VALID_SPEED; 2597 if (fcp->isp_gbspeed == 2) 2598 fc->bitrate = 200000; 2599 else 2600 fc->bitrate = 100000; 2601 if (tgt > 0 && tgt < MAX_FC_TARG) { 2602 struct lportdb *lp = &fcp->portdb[tgt]; 2603 fc->wwnn = lp->node_wwn; 2604 fc->wwpn = lp->port_wwn; 2605 fc->port = lp->portid; 2606 fc->valid |= CTS_FC_VALID_WWNN | 2607 CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 2608 } 2609 #endif 2610 } else { 2611 #ifdef CAM_NEW_TRAN_CODE 2612 struct ccb_trans_settings_scsi *scsi = 2613 &cts->proto_specific.scsi; 2614 struct ccb_trans_settings_spi *spi = 2615 &cts->xport_specific.spi; 2616 #endif 2617 sdparam *sdp = isp->isp_param; 2618 int bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 2619 uint16_t dval, pval, oval; 2620 2621 sdp += bus; 2622 2623 if (IS_CURRENT_SETTINGS(cts)) { 2624 sdp->isp_devparam[tgt].dev_refresh = 1; 2625 isp->isp_update |= (1 << bus); 2626 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, 2627 NULL); 2628 dval = sdp->isp_devparam[tgt].actv_flags; 2629 oval = sdp->isp_devparam[tgt].actv_offset; 2630 pval = sdp->isp_devparam[tgt].actv_period; 2631 } else { 2632 dval = sdp->isp_devparam[tgt].nvrm_flags; 2633 oval = sdp->isp_devparam[tgt].nvrm_offset; 2634 pval = sdp->isp_devparam[tgt].nvrm_period; 2635 } 2636 2637 #ifndef CAM_NEW_TRAN_CODE 2638 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); 2639 2640 if (dval & DPARM_DISC) { 2641 cts->flags |= CCB_TRANS_DISC_ENB; 2642 } 2643 if (dval & DPARM_TQING) { 2644 cts->flags |= CCB_TRANS_TAG_ENB; 2645 } 2646 if (dval & DPARM_WIDE) { 2647 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2648 } else { 2649 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2650 } 2651 cts->valid = CCB_TRANS_BUS_WIDTH_VALID | 2652 CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2653 2654 if ((dval & DPARM_SYNC) && oval != 0) { 2655 cts->sync_period = pval; 2656 cts->sync_offset = oval; 2657 cts->valid |= 2658 CCB_TRANS_SYNC_RATE_VALID | 2659 CCB_TRANS_SYNC_OFFSET_VALID; 2660 } 2661 #else 2662 cts->protocol = PROTO_SCSI; 2663 cts->protocol_version = SCSI_REV_2; 2664 cts->transport = XPORT_SPI; 2665 cts->transport_version = 2; 2666 2667 scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 2668 spi->flags &= ~CTS_SPI_FLAGS_DISC_ENB; 2669 if (dval & DPARM_DISC) { 2670 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2671 } 2672 if (dval & DPARM_TQING) { 2673 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2674 } 2675 if ((dval & DPARM_SYNC) && oval && pval) { 2676 spi->sync_offset = oval; 2677 spi->sync_period = pval; 2678 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2679 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2680 } 2681 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 2682 if (dval & DPARM_WIDE) { 2683 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2684 } else { 2685 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2686 } 2687 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 2688 scsi->valid = CTS_SCSI_VALID_TQ; 2689 spi->valid |= CTS_SPI_VALID_DISC; 2690 } else { 2691 scsi->valid = 0; 2692 } 2693 #endif 2694 isp_prt(isp, ISP_LOGDEBUG0, 2695 "GET %s bus %d targ %d to flags %x off %x per %x", 2696 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 2697 bus, tgt, dval, oval, pval); 2698 } 2699 ISPLOCK_2_CAMLOCK(isp); 2700 ccb->ccb_h.status = CAM_REQ_CMP; 2701 xpt_done(ccb); 2702 break; 2703 2704 case XPT_CALC_GEOMETRY: 2705 #if __FreeBSD_version < 500000 2706 { 2707 struct ccb_calc_geometry *ccg; 2708 u_int32_t secs_per_cylinder; 2709 u_int32_t size_mb; 2710 2711 ccg = &ccb->ccg; 2712 if (ccg->block_size == 0) { 2713 ccb->ccb_h.status = CAM_REQ_INVALID; 2714 xpt_done(ccb); 2715 break; 2716 } 2717 size_mb = ccg->volume_size /((1024L * 1024L) / ccg->block_size); 2718 if (size_mb > 1024) { 2719 ccg->heads = 255; 2720 ccg->secs_per_track = 63; 2721 } else { 2722 ccg->heads = 64; 2723 ccg->secs_per_track = 32; 2724 } 2725 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 2726 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 2727 ccb->ccb_h.status = CAM_REQ_CMP; 2728 xpt_done(ccb); 2729 break; 2730 } 2731 #else 2732 { 2733 cam_calc_geometry(&ccb->ccg, /*extended*/1); 2734 xpt_done(ccb); 2735 break; 2736 } 2737 #endif 2738 case XPT_RESET_BUS: /* Reset the specified bus */ 2739 bus = cam_sim_bus(sim); 2740 CAMLOCK_2_ISPLOCK(isp); 2741 error = isp_control(isp, ISPCTL_RESET_BUS, &bus); 2742 ISPLOCK_2_CAMLOCK(isp); 2743 if (error) 2744 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2745 else { 2746 if (cam_sim_bus(sim) && isp->isp_path2 != NULL) 2747 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2748 else if (isp->isp_path != NULL) 2749 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2750 ccb->ccb_h.status = CAM_REQ_CMP; 2751 } 2752 xpt_done(ccb); 2753 break; 2754 2755 case XPT_TERM_IO: /* Terminate the I/O process */ 2756 ccb->ccb_h.status = CAM_REQ_INVALID; 2757 xpt_done(ccb); 2758 break; 2759 2760 case XPT_PATH_INQ: /* Path routing inquiry */ 2761 { 2762 struct ccb_pathinq *cpi = &ccb->cpi; 2763 2764 cpi->version_num = 1; 2765 #ifdef ISP_TARGET_MODE 2766 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 2767 #else 2768 cpi->target_sprt = 0; 2769 #endif 2770 cpi->hba_eng_cnt = 0; 2771 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 2772 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 2773 cpi->bus_id = cam_sim_bus(sim); 2774 if (IS_FC(isp)) { 2775 cpi->hba_misc = PIM_NOBUSRESET; 2776 /* 2777 * Because our loop ID can shift from time to time, 2778 * make our initiator ID out of range of our bus. 2779 */ 2780 cpi->initiator_id = cpi->max_target + 1; 2781 2782 /* 2783 * Set base transfer capabilities for Fibre Channel. 2784 * Technically not correct because we don't know 2785 * what media we're running on top of- but we'll 2786 * look good if we always say 100MB/s. 2787 */ 2788 if (FCPARAM(isp)->isp_gbspeed == 2) 2789 cpi->base_transfer_speed = 200000; 2790 else 2791 cpi->base_transfer_speed = 100000; 2792 cpi->hba_inquiry = PI_TAG_ABLE; 2793 #ifdef CAM_NEW_TRAN_CODE 2794 cpi->transport = XPORT_FC; 2795 cpi->transport_version = 0; /* WHAT'S THIS FOR? */ 2796 #endif 2797 } else { 2798 sdparam *sdp = isp->isp_param; 2799 sdp += cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 2800 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 2801 cpi->hba_misc = 0; 2802 cpi->initiator_id = sdp->isp_initiator_id; 2803 cpi->base_transfer_speed = 3300; 2804 #ifdef CAM_NEW_TRAN_CODE 2805 cpi->transport = XPORT_SPI; 2806 cpi->transport_version = 2; /* WHAT'S THIS FOR? */ 2807 #endif 2808 } 2809 #ifdef CAM_NEW_TRAN_CODE 2810 cpi->protocol = PROTO_SCSI; 2811 cpi->protocol_version = SCSI_REV_2; 2812 #endif 2813 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 2814 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 2815 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 2816 cpi->unit_number = cam_sim_unit(sim); 2817 cpi->ccb_h.status = CAM_REQ_CMP; 2818 xpt_done(ccb); 2819 break; 2820 } 2821 default: 2822 ccb->ccb_h.status = CAM_REQ_INVALID; 2823 xpt_done(ccb); 2824 break; 2825 } 2826 } 2827 2828 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 2829 void 2830 isp_done(struct ccb_scsiio *sccb) 2831 { 2832 ispsoftc_t *isp = XS_ISP(sccb); 2833 2834 if (XS_NOERR(sccb)) 2835 XS_SETERR(sccb, CAM_REQ_CMP); 2836 2837 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && 2838 (sccb->scsi_status != SCSI_STATUS_OK)) { 2839 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 2840 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && 2841 (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 2842 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 2843 } else { 2844 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 2845 } 2846 } 2847 2848 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2849 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2850 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 2851 sccb->ccb_h.status |= CAM_DEV_QFRZN; 2852 xpt_freeze_devq(sccb->ccb_h.path, 1); 2853 isp_prt(isp, ISP_LOGDEBUG0, 2854 "freeze devq %d.%d cam sts %x scsi sts %x", 2855 sccb->ccb_h.target_id, sccb->ccb_h.target_lun, 2856 sccb->ccb_h.status, sccb->scsi_status); 2857 } 2858 } 2859 2860 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && 2861 (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2862 xpt_print_path(sccb->ccb_h.path); 2863 isp_prt(isp, ISP_LOGINFO, 2864 "cam completion status 0x%x", sccb->ccb_h.status); 2865 } 2866 2867 XS_CMD_S_DONE(sccb); 2868 if (XS_CMD_WDOG_P(sccb) == 0) { 2869 untimeout(isp_watchdog, (caddr_t)sccb, sccb->ccb_h.timeout_ch); 2870 if (XS_CMD_GRACE_P(sccb)) { 2871 isp_prt(isp, ISP_LOGDEBUG2, 2872 "finished command on borrowed time"); 2873 } 2874 XS_CMD_S_CLEAR(sccb); 2875 ISPLOCK_2_CAMLOCK(isp); 2876 xpt_done((union ccb *) sccb); 2877 CAMLOCK_2_ISPLOCK(isp); 2878 } 2879 } 2880 2881 int 2882 isp_async(ispsoftc_t *isp, ispasync_t cmd, void *arg) 2883 { 2884 int bus, rv = 0; 2885 switch (cmd) { 2886 case ISPASYNC_NEW_TGT_PARAMS: 2887 { 2888 #ifdef CAM_NEW_TRAN_CODE 2889 struct ccb_trans_settings_scsi *scsi; 2890 struct ccb_trans_settings_spi *spi; 2891 #endif 2892 int flags, tgt; 2893 sdparam *sdp = isp->isp_param; 2894 struct ccb_trans_settings cts; 2895 struct cam_path *tmppath; 2896 2897 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 2898 2899 tgt = *((int *)arg); 2900 bus = (tgt >> 16) & 0xffff; 2901 tgt &= 0xffff; 2902 sdp += bus; 2903 ISPLOCK_2_CAMLOCK(isp); 2904 if (xpt_create_path(&tmppath, NULL, 2905 cam_sim_path(bus? isp->isp_sim2 : isp->isp_sim), 2906 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2907 CAMLOCK_2_ISPLOCK(isp); 2908 isp_prt(isp, ISP_LOGWARN, 2909 "isp_async cannot make temp path for %d.%d", 2910 tgt, bus); 2911 rv = -1; 2912 break; 2913 } 2914 CAMLOCK_2_ISPLOCK(isp); 2915 flags = sdp->isp_devparam[tgt].actv_flags; 2916 #ifdef CAM_NEW_TRAN_CODE 2917 cts.type = CTS_TYPE_CURRENT_SETTINGS; 2918 cts.protocol = PROTO_SCSI; 2919 cts.transport = XPORT_SPI; 2920 2921 scsi = &cts.proto_specific.scsi; 2922 spi = &cts.xport_specific.spi; 2923 2924 if (flags & DPARM_TQING) { 2925 scsi->valid |= CTS_SCSI_VALID_TQ; 2926 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 2927 spi->flags |= CTS_SPI_FLAGS_TAG_ENB; 2928 } 2929 2930 if (flags & DPARM_DISC) { 2931 spi->valid |= CTS_SPI_VALID_DISC; 2932 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 2933 } 2934 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 2935 if (flags & DPARM_WIDE) { 2936 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 2937 } else { 2938 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 2939 } 2940 if (flags & DPARM_SYNC) { 2941 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 2942 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 2943 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 2944 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 2945 } 2946 #else 2947 cts.flags = CCB_TRANS_CURRENT_SETTINGS; 2948 cts.valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; 2949 if (flags & DPARM_DISC) { 2950 cts.flags |= CCB_TRANS_DISC_ENB; 2951 } 2952 if (flags & DPARM_TQING) { 2953 cts.flags |= CCB_TRANS_TAG_ENB; 2954 } 2955 cts.valid |= CCB_TRANS_BUS_WIDTH_VALID; 2956 cts.bus_width = (flags & DPARM_WIDE)? 2957 MSG_EXT_WDTR_BUS_8_BIT : MSG_EXT_WDTR_BUS_16_BIT; 2958 cts.sync_period = sdp->isp_devparam[tgt].actv_period; 2959 cts.sync_offset = sdp->isp_devparam[tgt].actv_offset; 2960 if (flags & DPARM_SYNC) { 2961 cts.valid |= 2962 CCB_TRANS_SYNC_RATE_VALID | 2963 CCB_TRANS_SYNC_OFFSET_VALID; 2964 } 2965 #endif 2966 isp_prt(isp, ISP_LOGDEBUG2, 2967 "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", 2968 bus, tgt, sdp->isp_devparam[tgt].actv_period, 2969 sdp->isp_devparam[tgt].actv_offset, flags); 2970 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 2971 ISPLOCK_2_CAMLOCK(isp); 2972 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 2973 xpt_free_path(tmppath); 2974 CAMLOCK_2_ISPLOCK(isp); 2975 break; 2976 } 2977 case ISPASYNC_BUS_RESET: 2978 bus = *((int *)arg); 2979 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", 2980 bus); 2981 if (bus > 0 && isp->isp_path2) { 2982 ISPLOCK_2_CAMLOCK(isp); 2983 xpt_async(AC_BUS_RESET, isp->isp_path2, NULL); 2984 CAMLOCK_2_ISPLOCK(isp); 2985 } else if (isp->isp_path) { 2986 ISPLOCK_2_CAMLOCK(isp); 2987 xpt_async(AC_BUS_RESET, isp->isp_path, NULL); 2988 CAMLOCK_2_ISPLOCK(isp); 2989 } 2990 break; 2991 case ISPASYNC_LIP: 2992 if (isp->isp_path) { 2993 isp_freeze_loopdown(isp, "ISPASYNC_LIP"); 2994 } 2995 isp_prt(isp, ISP_LOGINFO, "LIP Received"); 2996 break; 2997 case ISPASYNC_LOOP_RESET: 2998 if (isp->isp_path) { 2999 isp_freeze_loopdown(isp, "ISPASYNC_LOOP_RESET"); 3000 } 3001 isp_prt(isp, ISP_LOGINFO, "Loop Reset Received"); 3002 break; 3003 case ISPASYNC_LOOP_DOWN: 3004 if (isp->isp_path) { 3005 isp_freeze_loopdown(isp, "ISPASYNC_LOOP_DOWN"); 3006 } 3007 isp_prt(isp, ISP_LOGINFO, "Loop DOWN"); 3008 break; 3009 case ISPASYNC_LOOP_UP: 3010 /* 3011 * Now we just note that Loop has come up. We don't 3012 * actually do anything because we're waiting for a 3013 * Change Notify before activating the FC cleanup 3014 * thread to look at the state of the loop again. 3015 */ 3016 isp_prt(isp, ISP_LOGINFO, "Loop UP"); 3017 break; 3018 case ISPASYNC_PROMENADE: 3019 { 3020 const char *fmt = "Target %d (Loop 0x%x) Port ID 0x%x " 3021 "(role %s) %s\n Port WWN 0x%08x%08x\n Node WWN 0x%08x%08x"; 3022 static const char *roles[4] = { 3023 "(none)", "Target", "Initiator", "Target/Initiator" 3024 }; 3025 fcparam *fcp = isp->isp_param; 3026 int tgt = *((int *) arg); 3027 #if __FreeBSD_version >= 500000 3028 int is_tgt_mask = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 3029 struct cam_path *tmppath; 3030 #endif 3031 struct lportdb *lp = &fcp->portdb[tgt]; 3032 3033 isp_prt(isp, ISP_LOGINFO, fmt, tgt, lp->loopid, lp->portid, 3034 roles[lp->roles & 0x3], 3035 (lp->valid)? "Arrived" : "Departed", 3036 (uint32_t) (lp->port_wwn >> 32), 3037 (uint32_t) (lp->port_wwn & 0xffffffffLL), 3038 (uint32_t) (lp->node_wwn >> 32), 3039 (uint32_t) (lp->node_wwn & 0xffffffffLL)); 3040 3041 ISPLOCK_2_CAMLOCK(isp); 3042 #if __FreeBSD_version >= 500000 3043 if (xpt_create_path(&tmppath, NULL, cam_sim_path(isp->isp_sim), 3044 (target_id_t)tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3045 CAMLOCK_2_ISPLOCK(isp); 3046 break; 3047 } 3048 /* 3049 * Policy: only announce targets. 3050 */ 3051 if (lp->roles & is_tgt_mask) { 3052 if (lp->valid) { 3053 xpt_async(AC_FOUND_DEVICE, tmppath, NULL); 3054 } else { 3055 xpt_async(AC_LOST_DEVICE, tmppath, NULL); 3056 } 3057 } 3058 xpt_free_path(tmppath); 3059 #endif 3060 CAMLOCK_2_ISPLOCK(isp); 3061 break; 3062 } 3063 case ISPASYNC_CHANGE_NOTIFY: 3064 if (arg == ISPASYNC_CHANGE_PDB) { 3065 isp_prt(isp, ISP_LOGINFO, 3066 "Port Database Changed"); 3067 } else if (arg == ISPASYNC_CHANGE_SNS) { 3068 isp_prt(isp, ISP_LOGINFO, 3069 "Name Server Database Changed"); 3070 } 3071 #if __FreeBSD_version < 500000 3072 wakeup(&isp->isp_osinfo.kproc); 3073 #else 3074 #ifdef ISP_SMPLOCK 3075 cv_signal(&isp->isp_osinfo.kthread_cv); 3076 #else 3077 wakeup(&isp->isp_osinfo.kthread_cv); 3078 #endif 3079 #endif 3080 break; 3081 case ISPASYNC_FABRIC_DEV: 3082 { 3083 int target, base, lim; 3084 fcparam *fcp = isp->isp_param; 3085 struct lportdb *lp = NULL; 3086 struct lportdb *clp = (struct lportdb *) arg; 3087 char *pt; 3088 3089 switch (clp->port_type) { 3090 case 1: 3091 pt = " N_Port"; 3092 break; 3093 case 2: 3094 pt = " NL_Port"; 3095 break; 3096 case 3: 3097 pt = "F/NL_Port"; 3098 break; 3099 case 0x7f: 3100 pt = " Nx_Port"; 3101 break; 3102 case 0x81: 3103 pt = " F_port"; 3104 break; 3105 case 0x82: 3106 pt = " FL_Port"; 3107 break; 3108 case 0x84: 3109 pt = " E_port"; 3110 break; 3111 default: 3112 pt = " "; 3113 break; 3114 } 3115 3116 isp_prt(isp, ISP_LOGINFO, 3117 "%s Fabric Device @ PortID 0x%x", pt, clp->portid); 3118 3119 /* 3120 * If we don't have an initiator role we bail. 3121 * 3122 * We just use ISPASYNC_FABRIC_DEV for announcement purposes. 3123 */ 3124 3125 if ((isp->isp_role & ISP_ROLE_INITIATOR) == 0) { 3126 break; 3127 } 3128 3129 /* 3130 * Is this entry for us? If so, we bail. 3131 */ 3132 3133 if (fcp->isp_portid == clp->portid) { 3134 break; 3135 } 3136 3137 /* 3138 * Else, the default policy is to find room for it in 3139 * our local port database. Later, when we execute 3140 * the call to isp_pdb_sync either this newly arrived 3141 * or already logged in device will be (re)announced. 3142 */ 3143 3144 if (fcp->isp_topo == TOPO_FL_PORT) 3145 base = FC_SNS_ID+1; 3146 else 3147 base = 0; 3148 3149 if (fcp->isp_topo == TOPO_N_PORT) 3150 lim = 1; 3151 else 3152 lim = MAX_FC_TARG; 3153 3154 /* 3155 * Is it already in our list? 3156 */ 3157 for (target = base; target < lim; target++) { 3158 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 3159 continue; 3160 } 3161 lp = &fcp->portdb[target]; 3162 if (lp->port_wwn == clp->port_wwn && 3163 lp->node_wwn == clp->node_wwn) { 3164 lp->fabric_dev = 1; 3165 break; 3166 } 3167 } 3168 if (target < lim) { 3169 break; 3170 } 3171 for (target = base; target < lim; target++) { 3172 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 3173 continue; 3174 } 3175 lp = &fcp->portdb[target]; 3176 if (lp->port_wwn == 0) { 3177 break; 3178 } 3179 } 3180 if (target == lim) { 3181 isp_prt(isp, ISP_LOGWARN, 3182 "out of space for fabric devices"); 3183 break; 3184 } 3185 lp->port_type = clp->port_type; 3186 lp->fc4_type = clp->fc4_type; 3187 lp->node_wwn = clp->node_wwn; 3188 lp->port_wwn = clp->port_wwn; 3189 lp->portid = clp->portid; 3190 lp->fabric_dev = 1; 3191 break; 3192 } 3193 #ifdef ISP_TARGET_MODE 3194 case ISPASYNC_TARGET_NOTIFY: 3195 { 3196 tmd_notify_t *nt = arg; 3197 isp_prt(isp, ISP_LOGALL, 3198 "target notify code 0x%x", nt->nt_ncode); 3199 break; 3200 } 3201 case ISPASYNC_TARGET_ACTION: 3202 switch (((isphdr_t *)arg)->rqs_entry_type) { 3203 default: 3204 isp_prt(isp, ISP_LOGWARN, 3205 "event 0x%x for unhandled target action", 3206 ((isphdr_t *)arg)->rqs_entry_type); 3207 break; 3208 case RQSTYPE_NOTIFY: 3209 if (IS_SCSI(isp)) { 3210 rv = isp_handle_platform_notify_scsi(isp, 3211 (in_entry_t *) arg); 3212 } else { 3213 rv = isp_handle_platform_notify_fc(isp, 3214 (in_fcentry_t *) arg); 3215 } 3216 break; 3217 case RQSTYPE_ATIO: 3218 rv = isp_handle_platform_atio(isp, (at_entry_t *) arg); 3219 break; 3220 case RQSTYPE_ATIO2: 3221 rv = isp_handle_platform_atio2(isp, (at2_entry_t *)arg); 3222 break; 3223 case RQSTYPE_CTIO3: 3224 case RQSTYPE_CTIO2: 3225 case RQSTYPE_CTIO: 3226 rv = isp_handle_platform_ctio(isp, arg); 3227 break; 3228 case RQSTYPE_ENABLE_LUN: 3229 case RQSTYPE_MODIFY_LUN: 3230 isp_ledone(isp, (lun_entry_t *) arg); 3231 break; 3232 } 3233 break; 3234 #endif 3235 case ISPASYNC_FW_CRASH: 3236 { 3237 uint16_t mbox1, mbox6; 3238 mbox1 = ISP_READ(isp, OUTMAILBOX1); 3239 if (IS_DUALBUS(isp)) { 3240 mbox6 = ISP_READ(isp, OUTMAILBOX6); 3241 } else { 3242 mbox6 = 0; 3243 } 3244 isp_prt(isp, ISP_LOGERR, 3245 "Internal Firmware Error on bus %d @ RISC Address 0x%x", 3246 mbox6, mbox1); 3247 #ifdef ISP_FW_CRASH_DUMP 3248 /* 3249 * XXX: really need a thread to do this right. 3250 */ 3251 if (IS_FC(isp)) { 3252 FCPARAM(isp)->isp_fwstate = FW_CONFIG_WAIT; 3253 FCPARAM(isp)->isp_loopstate = LOOP_NIL; 3254 isp_freeze_loopdown(isp, "f/w crash"); 3255 isp_fw_dump(isp); 3256 } 3257 isp_reinit(isp); 3258 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 3259 #endif 3260 break; 3261 } 3262 case ISPASYNC_UNHANDLED_RESPONSE: 3263 break; 3264 default: 3265 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 3266 break; 3267 } 3268 return (rv); 3269 } 3270 3271 3272 /* 3273 * Locks are held before coming here. 3274 */ 3275 void 3276 isp_uninit(ispsoftc_t *isp) 3277 { 3278 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 3279 DISABLE_INTS(isp); 3280 } 3281 3282 void 3283 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 3284 { 3285 va_list ap; 3286 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 3287 return; 3288 } 3289 printf("%s: ", device_get_nameunit(isp->isp_dev)); 3290 va_start(ap, fmt); 3291 vprintf(fmt, ap); 3292 va_end(ap); 3293 printf("\n"); 3294 } 3295