1 /*- 2 * Copyright (c) 1997-2009 by Matthew Jacob 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * this list of conditions, and the following disclaimer. 11 * 2. The name of the author may not be used to endorse or promote products 12 * derived from this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 29 */ 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 #include <dev/isp/isp_freebsd.h> 34 #include <sys/unistd.h> 35 #include <sys/kthread.h> 36 #include <sys/conf.h> 37 #include <sys/module.h> 38 #include <sys/ioccom.h> 39 #include <dev/isp/isp_ioctl.h> 40 #include <sys/devicestat.h> 41 #include <cam/cam_periph.h> 42 #include <cam/cam_xpt_periph.h> 43 44 MODULE_VERSION(isp, 1); 45 MODULE_DEPEND(isp, cam, 1, 1, 1); 46 int isp_announced = 0; 47 int isp_loop_down_limit = 60; /* default loop down limit */ 48 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 49 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 50 static const char prom3[] = "Chan %d [%u] PortID 0x%06x Departed because of %s"; 51 52 static void isp_freeze_loopdown(ispsoftc_t *, int); 53 static void isp_loop_changed(ispsoftc_t *isp, int chan); 54 static d_ioctl_t ispioctl; 55 static void isp_intr_enable(void *); 56 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 57 static void isp_poll(struct cam_sim *); 58 static timeout_t isp_watchdog; 59 static timeout_t isp_gdt; 60 static task_fn_t isp_gdt_task; 61 static void isp_kthread(void *); 62 static void isp_action(struct cam_sim *, union ccb *); 63 static int isp_timer_count; 64 static void isp_timer(void *); 65 66 static struct cdevsw isp_cdevsw = { 67 .d_version = D_VERSION, 68 .d_ioctl = ispioctl, 69 .d_name = "isp", 70 }; 71 72 static int 73 isp_role_sysctl(SYSCTL_HANDLER_ARGS) 74 { 75 ispsoftc_t *isp = (ispsoftc_t *)arg1; 76 int chan = arg2; 77 int error, old, value; 78 79 value = FCPARAM(isp, chan)->role; 80 81 error = sysctl_handle_int(oidp, &value, 0, req); 82 if ((error != 0) || (req->newptr == NULL)) 83 return (error); 84 85 if (value < ISP_ROLE_NONE || value > ISP_ROLE_BOTH) 86 return (EINVAL); 87 88 ISP_LOCK(isp); 89 old = FCPARAM(isp, chan)->role; 90 91 /* We don't allow target mode switch from here. */ 92 value = (old & ISP_ROLE_TARGET) | (value & ISP_ROLE_INITIATOR); 93 94 /* If nothing has changed -- we are done. */ 95 if (value == old) { 96 ISP_UNLOCK(isp); 97 return (0); 98 } 99 100 /* Actually change the role. */ 101 error = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, value); 102 ISP_UNLOCK(isp); 103 return (error); 104 } 105 106 static int 107 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 108 { 109 struct ccb_setasync csa; 110 struct cam_sim *sim; 111 struct cam_path *path; 112 #ifdef ISP_TARGET_MODE 113 int i; 114 #endif 115 116 /* 117 * Construct our SIM entry. 118 */ 119 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, device_get_unit(isp->isp_dev), &isp->isp_osinfo.lock, isp->isp_maxcmds, isp->isp_maxcmds, devq); 120 121 if (sim == NULL) { 122 return (ENOMEM); 123 } 124 125 ISP_LOCK(isp); 126 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 127 ISP_UNLOCK(isp); 128 cam_sim_free(sim, FALSE); 129 return (EIO); 130 } 131 ISP_UNLOCK(isp); 132 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 133 ISP_LOCK(isp); 134 xpt_bus_deregister(cam_sim_path(sim)); 135 ISP_UNLOCK(isp); 136 cam_sim_free(sim, FALSE); 137 return (ENXIO); 138 } 139 xpt_setup_ccb(&csa.ccb_h, path, 5); 140 csa.ccb_h.func_code = XPT_SASYNC_CB; 141 csa.event_enable = AC_LOST_DEVICE; 142 csa.callback = isp_cam_async; 143 csa.callback_arg = sim; 144 145 ISP_LOCK(isp); 146 xpt_action((union ccb *)&csa); 147 ISP_UNLOCK(isp); 148 149 if (IS_SCSI(isp)) { 150 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 151 spi->sim = sim; 152 spi->path = path; 153 #ifdef ISP_TARGET_MODE 154 TAILQ_INIT(&spi->waitq); 155 STAILQ_INIT(&spi->ntfree); 156 for (i = 0; i < ATPDPSIZE; i++) 157 STAILQ_INSERT_TAIL(&spi->ntfree, &spi->ntpool[i], next); 158 LIST_INIT(&spi->atfree); 159 for (i = ATPDPSIZE-1; i >= 0; i--) 160 LIST_INSERT_HEAD(&spi->atfree, &spi->atpool[i], next); 161 for (i = 0; i < ATPDPHASHSIZE; i++) 162 LIST_INIT(&spi->atused[i]); 163 #endif 164 } else { 165 fcparam *fcp = FCPARAM(isp, chan); 166 struct isp_fc *fc = ISP_FC_PC(isp, chan); 167 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 168 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 169 char name[16]; 170 171 ISP_LOCK(isp); 172 fc->sim = sim; 173 fc->path = path; 174 fc->isp = isp; 175 fc->ready = 1; 176 177 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 178 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 179 #ifdef ISP_TARGET_MODE 180 TAILQ_INIT(&fc->waitq); 181 STAILQ_INIT(&fc->ntfree); 182 for (i = 0; i < ATPDPSIZE; i++) 183 STAILQ_INSERT_TAIL(&fc->ntfree, &fc->ntpool[i], next); 184 LIST_INIT(&fc->atfree); 185 for (i = ATPDPSIZE-1; i >= 0; i--) 186 LIST_INSERT_HEAD(&fc->atfree, &fc->atpool[i], next); 187 for (i = 0; i < ATPDPHASHSIZE; i++) 188 LIST_INIT(&fc->atused[i]); 189 #endif 190 isp_loop_changed(isp, chan); 191 ISP_UNLOCK(isp); 192 if (kproc_create(isp_kthread, fc, &fc->kproc, 0, 0, 193 "%s_%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 194 xpt_free_path(fc->path); 195 ISP_LOCK(isp); 196 xpt_bus_deregister(cam_sim_path(fc->sim)); 197 ISP_UNLOCK(isp); 198 cam_sim_free(fc->sim, FALSE); 199 return (ENOMEM); 200 } 201 fc->num_threads += 1; 202 if (chan > 0) { 203 snprintf(name, sizeof(name), "chan%d", chan); 204 tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), 205 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel"); 206 } 207 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 208 "wwnn", CTLFLAG_RD, &fcp->isp_wwnn, 209 "World Wide Node Name"); 210 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 211 "wwpn", CTLFLAG_RD, &fcp->isp_wwpn, 212 "World Wide Port Name"); 213 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 214 "loop_down_limit", CTLFLAG_RW, &fc->loop_down_limit, 0, 215 "Loop Down Limit"); 216 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 217 "gone_device_time", CTLFLAG_RW, &fc->gone_device_time, 0, 218 "Gone Device Time"); 219 #if defined(ISP_TARGET_MODE) && defined(DEBUG) 220 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 221 "inject_lost_data_frame", CTLFLAG_RW, &fc->inject_lost_data_frame, 0, 222 "Cause a Lost Frame on a Read"); 223 #endif 224 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 225 "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan, 226 isp_role_sysctl, "I", "Current role"); 227 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 228 "speed", CTLFLAG_RD, &fcp->isp_gbspeed, 0, 229 "Connection speed in gigabits"); 230 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 231 "linkstate", CTLFLAG_RD, &fcp->isp_linkstate, 0, 232 "Link state"); 233 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 234 "fwstate", CTLFLAG_RD, &fcp->isp_fwstate, 0, 235 "Firmware state"); 236 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 237 "loopstate", CTLFLAG_RD, &fcp->isp_loopstate, 0, 238 "Loop state"); 239 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 240 "topo", CTLFLAG_RD, &fcp->isp_topo, 0, 241 "Connection topology"); 242 } 243 return (0); 244 } 245 246 static void 247 isp_detach_chan(ispsoftc_t *isp, int chan) 248 { 249 struct cam_sim *sim; 250 struct cam_path *path; 251 struct ccb_setasync csa; 252 int *num_threads; 253 254 ISP_GET_PC(isp, chan, sim, sim); 255 ISP_GET_PC(isp, chan, path, path); 256 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads); 257 258 xpt_setup_ccb(&csa.ccb_h, path, 5); 259 csa.ccb_h.func_code = XPT_SASYNC_CB; 260 csa.event_enable = 0; 261 csa.callback = isp_cam_async; 262 csa.callback_arg = sim; 263 xpt_action((union ccb *)&csa); 264 xpt_free_path(path); 265 xpt_bus_deregister(cam_sim_path(sim)); 266 cam_sim_free(sim, FALSE); 267 268 /* Wait for the channel's spawned threads to exit. */ 269 wakeup(isp->isp_osinfo.pc.ptr); 270 while (*num_threads != 0) 271 mtx_sleep(isp, &isp->isp_osinfo.lock, PRIBIO, "isp_reap", 100); 272 } 273 274 int 275 isp_attach(ispsoftc_t *isp) 276 { 277 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 278 int du = device_get_unit(isp->isp_dev); 279 int chan; 280 281 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 282 isp->isp_osinfo.ehook.ich_arg = isp; 283 /* 284 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 285 * will be called right awawy, which will clear isp_osinfo.ehook_active, 286 * which would be unwise to then set again later. 287 */ 288 isp->isp_osinfo.ehook_active = 1; 289 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 290 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 291 return (-EIO); 292 } 293 294 /* 295 * Create the device queue for our SIM(s). 296 */ 297 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 298 if (isp->isp_osinfo.devq == NULL) { 299 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 300 return (EIO); 301 } 302 303 for (chan = 0; chan < isp->isp_nchan; chan++) { 304 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 305 goto unwind; 306 } 307 } 308 309 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 310 isp_timer_count = hz >> 2; 311 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 312 isp->isp_osinfo.timer_active = 1; 313 314 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 315 if (isp->isp_osinfo.cdev) { 316 isp->isp_osinfo.cdev->si_drv1 = isp; 317 } 318 return (0); 319 320 unwind: 321 while (--chan >= 0) { 322 struct cam_sim *sim; 323 struct cam_path *path; 324 325 ISP_GET_PC(isp, chan, sim, sim); 326 ISP_GET_PC(isp, chan, path, path); 327 xpt_free_path(path); 328 ISP_LOCK(isp); 329 xpt_bus_deregister(cam_sim_path(sim)); 330 ISP_UNLOCK(isp); 331 cam_sim_free(sim, FALSE); 332 } 333 if (isp->isp_osinfo.ehook_active) { 334 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 335 isp->isp_osinfo.ehook_active = 0; 336 } 337 if (isp->isp_osinfo.cdev) { 338 destroy_dev(isp->isp_osinfo.cdev); 339 isp->isp_osinfo.cdev = NULL; 340 } 341 cam_simq_free(isp->isp_osinfo.devq); 342 isp->isp_osinfo.devq = NULL; 343 return (-1); 344 } 345 346 int 347 isp_detach(ispsoftc_t *isp) 348 { 349 struct cam_sim *sim; 350 int chan; 351 352 ISP_LOCK(isp); 353 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 354 ISP_GET_PC(isp, chan, sim, sim); 355 if (sim->refcount > 2) { 356 ISP_UNLOCK(isp); 357 return (EBUSY); 358 } 359 } 360 /* Tell spawned threads that we're exiting. */ 361 isp->isp_osinfo.is_exiting = 1; 362 if (isp->isp_osinfo.timer_active) { 363 callout_stop(&isp->isp_osinfo.tmo); 364 isp->isp_osinfo.timer_active = 0; 365 } 366 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) 367 isp_detach_chan(isp, chan); 368 ISP_UNLOCK(isp); 369 370 if (isp->isp_osinfo.cdev) { 371 destroy_dev(isp->isp_osinfo.cdev); 372 isp->isp_osinfo.cdev = NULL; 373 } 374 if (isp->isp_osinfo.ehook_active) { 375 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 376 isp->isp_osinfo.ehook_active = 0; 377 } 378 if (isp->isp_osinfo.devq != NULL) { 379 cam_simq_free(isp->isp_osinfo.devq); 380 isp->isp_osinfo.devq = NULL; 381 } 382 return (0); 383 } 384 385 static void 386 isp_freeze_loopdown(ispsoftc_t *isp, int chan) 387 { 388 if (IS_FC(isp)) { 389 struct isp_fc *fc = ISP_FC_PC(isp, chan); 390 if (fc->simqfrozen == 0) { 391 isp_prt(isp, ISP_LOGDEBUG0, 392 "Chan %d Freeze simq (loopdown)", chan); 393 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 394 #if __FreeBSD_version >= 1000039 395 xpt_hold_boot(); 396 #endif 397 xpt_freeze_simq(fc->sim, 1); 398 } else { 399 isp_prt(isp, ISP_LOGDEBUG0, 400 "Chan %d Mark simq frozen (loopdown)", chan); 401 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 402 } 403 } 404 } 405 406 static void 407 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 408 { 409 if (IS_FC(isp)) { 410 struct isp_fc *fc = ISP_FC_PC(isp, chan); 411 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 412 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 413 if (wasfrozen && fc->simqfrozen == 0) { 414 isp_prt(isp, ISP_LOGDEBUG0, 415 "Chan %d Release simq", chan); 416 xpt_release_simq(fc->sim, 1); 417 #if __FreeBSD_version >= 1000039 418 xpt_release_boot(); 419 #endif 420 } 421 } 422 } 423 424 425 static int 426 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 427 { 428 ispsoftc_t *isp; 429 int nr, chan, retval = ENOTTY; 430 431 isp = dev->si_drv1; 432 433 switch (c) { 434 case ISP_SDBLEV: 435 { 436 int olddblev = isp->isp_dblev; 437 isp->isp_dblev = *(int *)addr; 438 *(int *)addr = olddblev; 439 retval = 0; 440 break; 441 } 442 case ISP_GETROLE: 443 chan = *(int *)addr; 444 if (chan < 0 || chan >= isp->isp_nchan) { 445 retval = -ENXIO; 446 break; 447 } 448 if (IS_FC(isp)) { 449 *(int *)addr = FCPARAM(isp, chan)->role; 450 } else { 451 *(int *)addr = ISP_ROLE_INITIATOR; 452 } 453 retval = 0; 454 break; 455 case ISP_SETROLE: 456 if (IS_SCSI(isp)) 457 break; 458 nr = *(int *)addr; 459 chan = nr >> 8; 460 if (chan < 0 || chan >= isp->isp_nchan) { 461 retval = -ENXIO; 462 break; 463 } 464 nr &= 0xff; 465 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 466 retval = EINVAL; 467 break; 468 } 469 ISP_LOCK(isp); 470 *(int *)addr = FCPARAM(isp, chan)->role; 471 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr); 472 ISP_UNLOCK(isp); 473 retval = 0; 474 break; 475 476 case ISP_RESETHBA: 477 ISP_LOCK(isp); 478 isp_reinit(isp, 0); 479 ISP_UNLOCK(isp); 480 retval = 0; 481 break; 482 483 case ISP_RESCAN: 484 if (IS_FC(isp)) { 485 chan = *(int *)addr; 486 if (chan < 0 || chan >= isp->isp_nchan) { 487 retval = -ENXIO; 488 break; 489 } 490 ISP_LOCK(isp); 491 if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) { 492 retval = EIO; 493 } else { 494 retval = 0; 495 } 496 ISP_UNLOCK(isp); 497 } 498 break; 499 500 case ISP_FC_LIP: 501 if (IS_FC(isp)) { 502 chan = *(int *)addr; 503 if (chan < 0 || chan >= isp->isp_nchan) { 504 retval = -ENXIO; 505 break; 506 } 507 ISP_LOCK(isp); 508 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 509 retval = EIO; 510 } else { 511 retval = 0; 512 } 513 ISP_UNLOCK(isp); 514 } 515 break; 516 case ISP_FC_GETDINFO: 517 { 518 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 519 fcportdb_t *lp; 520 521 if (IS_SCSI(isp)) { 522 break; 523 } 524 if (ifc->loopid >= MAX_FC_TARG) { 525 retval = EINVAL; 526 break; 527 } 528 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 529 if (lp->state != FC_PORTDB_STATE_NIL) { 530 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 531 ifc->loopid = lp->handle; 532 ifc->portid = lp->portid; 533 ifc->node_wwn = lp->node_wwn; 534 ifc->port_wwn = lp->port_wwn; 535 retval = 0; 536 } else { 537 retval = ENODEV; 538 } 539 break; 540 } 541 case ISP_GET_STATS: 542 { 543 isp_stats_t *sp = (isp_stats_t *) addr; 544 545 ISP_MEMZERO(sp, sizeof (*sp)); 546 sp->isp_stat_version = ISP_STATS_VERSION; 547 sp->isp_type = isp->isp_type; 548 sp->isp_revision = isp->isp_revision; 549 ISP_LOCK(isp); 550 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 551 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 552 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 553 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 554 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 555 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 556 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 557 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 558 ISP_UNLOCK(isp); 559 retval = 0; 560 break; 561 } 562 case ISP_CLR_STATS: 563 ISP_LOCK(isp); 564 isp->isp_intcnt = 0; 565 isp->isp_intbogus = 0; 566 isp->isp_intmboxc = 0; 567 isp->isp_intoasync = 0; 568 isp->isp_rsltccmplt = 0; 569 isp->isp_fphccmplt = 0; 570 isp->isp_rscchiwater = 0; 571 isp->isp_fpcchiwater = 0; 572 ISP_UNLOCK(isp); 573 retval = 0; 574 break; 575 case ISP_FC_GETHINFO: 576 { 577 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 578 int chan = hba->fc_channel; 579 580 if (chan < 0 || chan >= isp->isp_nchan) { 581 retval = ENXIO; 582 break; 583 } 584 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 585 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 586 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 587 hba->fc_nchannels = isp->isp_nchan; 588 if (IS_FC(isp)) { 589 hba->fc_nports = MAX_FC_TARG; 590 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 591 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 592 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 593 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 594 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 595 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 596 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 597 } else { 598 hba->fc_nports = MAX_TARGETS; 599 hba->fc_speed = 0; 600 hba->fc_topology = 0; 601 hba->nvram_node_wwn = 0ull; 602 hba->nvram_port_wwn = 0ull; 603 hba->active_node_wwn = 0ull; 604 hba->active_port_wwn = 0ull; 605 } 606 retval = 0; 607 break; 608 } 609 case ISP_TSK_MGMT: 610 { 611 int needmarker; 612 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 613 uint16_t nphdl; 614 mbreg_t mbs; 615 616 if (IS_SCSI(isp)) { 617 break; 618 } 619 620 chan = fct->chan; 621 if (chan < 0 || chan >= isp->isp_nchan) { 622 retval = -ENXIO; 623 break; 624 } 625 626 needmarker = retval = 0; 627 nphdl = fct->loopid; 628 ISP_LOCK(isp); 629 if (IS_24XX(isp)) { 630 void *reqp; 631 uint8_t resp[QENTRY_LEN]; 632 isp24xx_tmf_t tmf; 633 isp24xx_statusreq_t sp; 634 fcparam *fcp = FCPARAM(isp, chan); 635 fcportdb_t *lp; 636 int i; 637 638 for (i = 0; i < MAX_FC_TARG; i++) { 639 lp = &fcp->portdb[i]; 640 if (lp->handle == nphdl) { 641 break; 642 } 643 } 644 if (i == MAX_FC_TARG) { 645 retval = ENXIO; 646 ISP_UNLOCK(isp); 647 break; 648 } 649 ISP_MEMZERO(&tmf, sizeof(tmf)); 650 tmf.tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 651 tmf.tmf_header.rqs_entry_count = 1; 652 tmf.tmf_nphdl = lp->handle; 653 tmf.tmf_delay = 2; 654 tmf.tmf_timeout = 4; 655 tmf.tmf_tidlo = lp->portid; 656 tmf.tmf_tidhi = lp->portid >> 16; 657 tmf.tmf_vpidx = ISP_GET_VPIDX(isp, chan); 658 tmf.tmf_lun[1] = fct->lun & 0xff; 659 if (fct->lun >= 256) { 660 tmf.tmf_lun[0] = 0x40 | (fct->lun >> 8); 661 } 662 switch (fct->action) { 663 case IPT_CLEAR_ACA: 664 tmf.tmf_flags = ISP24XX_TMF_CLEAR_ACA; 665 break; 666 case IPT_TARGET_RESET: 667 tmf.tmf_flags = ISP24XX_TMF_TARGET_RESET; 668 needmarker = 1; 669 break; 670 case IPT_LUN_RESET: 671 tmf.tmf_flags = ISP24XX_TMF_LUN_RESET; 672 needmarker = 1; 673 break; 674 case IPT_CLEAR_TASK_SET: 675 tmf.tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 676 needmarker = 1; 677 break; 678 case IPT_ABORT_TASK_SET: 679 tmf.tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 680 needmarker = 1; 681 break; 682 default: 683 retval = EINVAL; 684 break; 685 } 686 if (retval) { 687 ISP_UNLOCK(isp); 688 break; 689 } 690 691 /* Prepare space for response in memory */ 692 memset(resp, 0xff, sizeof(resp)); 693 tmf.tmf_handle = isp_allocate_handle(isp, resp, 694 ISP_HANDLE_CTRL); 695 if (tmf.tmf_handle == 0) { 696 isp_prt(isp, ISP_LOGERR, 697 "%s: TMF of Chan %d out of handles", 698 __func__, chan); 699 ISP_UNLOCK(isp); 700 retval = ENOMEM; 701 break; 702 } 703 704 /* Send request and wait for response. */ 705 reqp = isp_getrqentry(isp); 706 if (reqp == NULL) { 707 isp_prt(isp, ISP_LOGERR, 708 "%s: TMF of Chan %d out of rqent", 709 __func__, chan); 710 isp_destroy_handle(isp, tmf.tmf_handle); 711 ISP_UNLOCK(isp); 712 retval = EIO; 713 break; 714 } 715 isp_put_24xx_tmf(isp, &tmf, (isp24xx_tmf_t *)reqp); 716 if (isp->isp_dblev & ISP_LOGDEBUG1) 717 isp_print_bytes(isp, "IOCB TMF", QENTRY_LEN, reqp); 718 ISP_SYNC_REQUEST(isp); 719 if (msleep(resp, &isp->isp_lock, 0, "TMF", 5*hz) == EWOULDBLOCK) { 720 isp_prt(isp, ISP_LOGERR, 721 "%s: TMF of Chan %d timed out", 722 __func__, chan); 723 isp_destroy_handle(isp, tmf.tmf_handle); 724 ISP_UNLOCK(isp); 725 retval = EIO; 726 break; 727 } 728 if (isp->isp_dblev & ISP_LOGDEBUG1) 729 isp_print_bytes(isp, "IOCB TMF response", QENTRY_LEN, resp); 730 isp_get_24xx_response(isp, (isp24xx_statusreq_t *)resp, &sp); 731 732 if (sp.req_completion_status != 0) 733 retval = EIO; 734 else if (needmarker) 735 fcp->sendmarker = 1; 736 } else { 737 MBSINIT(&mbs, 0, MBLOGALL, 0); 738 if (ISP_CAP_2KLOGIN(isp) == 0) { 739 nphdl <<= 8; 740 } 741 switch (fct->action) { 742 case IPT_CLEAR_ACA: 743 mbs.param[0] = MBOX_CLEAR_ACA; 744 mbs.param[1] = nphdl; 745 mbs.param[2] = fct->lun; 746 break; 747 case IPT_TARGET_RESET: 748 mbs.param[0] = MBOX_TARGET_RESET; 749 mbs.param[1] = nphdl; 750 needmarker = 1; 751 break; 752 case IPT_LUN_RESET: 753 mbs.param[0] = MBOX_LUN_RESET; 754 mbs.param[1] = nphdl; 755 mbs.param[2] = fct->lun; 756 needmarker = 1; 757 break; 758 case IPT_CLEAR_TASK_SET: 759 mbs.param[0] = MBOX_CLEAR_TASK_SET; 760 mbs.param[1] = nphdl; 761 mbs.param[2] = fct->lun; 762 needmarker = 1; 763 break; 764 case IPT_ABORT_TASK_SET: 765 mbs.param[0] = MBOX_ABORT_TASK_SET; 766 mbs.param[1] = nphdl; 767 mbs.param[2] = fct->lun; 768 needmarker = 1; 769 break; 770 default: 771 retval = EINVAL; 772 break; 773 } 774 if (retval == 0) { 775 if (needmarker) { 776 FCPARAM(isp, chan)->sendmarker = 1; 777 } 778 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 779 if (retval) { 780 retval = EIO; 781 } 782 } 783 } 784 ISP_UNLOCK(isp); 785 break; 786 } 787 default: 788 break; 789 } 790 return (retval); 791 } 792 793 static void 794 isp_intr_enable(void *arg) 795 { 796 int chan; 797 ispsoftc_t *isp = arg; 798 ISP_LOCK(isp); 799 if (IS_FC(isp)) { 800 for (chan = 0; chan < isp->isp_nchan; chan++) { 801 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 802 ISP_ENABLE_INTS(isp); 803 break; 804 } 805 } 806 } else { 807 ISP_ENABLE_INTS(isp); 808 } 809 isp->isp_osinfo.ehook_active = 0; 810 ISP_UNLOCK(isp); 811 /* Release our hook so that the boot can continue. */ 812 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 813 } 814 815 /* 816 * Local Inlines 817 */ 818 819 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 820 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 821 822 static ISP_INLINE int 823 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 824 { 825 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 826 if (ISP_PCMD(ccb) == NULL) { 827 return (-1); 828 } 829 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 830 return (0); 831 } 832 833 static ISP_INLINE void 834 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 835 { 836 if (ISP_PCMD(ccb)) { 837 #ifdef ISP_TARGET_MODE 838 PISP_PCMD(ccb)->datalen = 0; 839 PISP_PCMD(ccb)->totslen = 0; 840 PISP_PCMD(ccb)->cumslen = 0; 841 PISP_PCMD(ccb)->crn = 0; 842 #endif 843 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 844 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 845 ISP_PCMD(ccb) = NULL; 846 } 847 } 848 849 /* 850 * Put the target mode functions here, because some are inlines 851 */ 852 #ifdef ISP_TARGET_MODE 853 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 854 static atio_private_data_t *isp_get_atpd(ispsoftc_t *, int, uint32_t); 855 static atio_private_data_t *isp_find_atpd(ispsoftc_t *, int, uint32_t); 856 static void isp_put_atpd(ispsoftc_t *, int, atio_private_data_t *); 857 static inot_private_data_t *isp_get_ntpd(ispsoftc_t *, int); 858 static inot_private_data_t *isp_find_ntpd(ispsoftc_t *, int, uint32_t, uint32_t); 859 static void isp_put_ntpd(ispsoftc_t *, int, inot_private_data_t *); 860 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 861 static void destroy_lun_state(ispsoftc_t *, int, tstate_t *); 862 static void isp_enable_lun(ispsoftc_t *, union ccb *); 863 static void isp_disable_lun(ispsoftc_t *, union ccb *); 864 static timeout_t isp_refire_putback_atio; 865 static timeout_t isp_refire_notify_ack; 866 static void isp_complete_ctio(union ccb *); 867 static void isp_target_putback_atio(union ccb *); 868 enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 869 static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 870 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 871 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 872 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 873 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 874 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 875 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *, uint32_t rsp); 876 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 877 static void isp_target_mark_aborted_early(ispsoftc_t *, int chan, tstate_t *, uint32_t); 878 879 static ISP_INLINE tstate_t * 880 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 881 { 882 tstate_t *tptr = NULL; 883 struct tslist *lhp; 884 885 if (bus < isp->isp_nchan) { 886 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 887 SLIST_FOREACH(tptr, lhp, next) { 888 if (tptr->ts_lun == lun) 889 return (tptr); 890 } 891 } 892 return (NULL); 893 } 894 895 static int 896 isp_atio_restart(ispsoftc_t *isp, int bus, tstate_t *tptr) 897 { 898 inot_private_data_t *ntp; 899 struct ntpdlist rq; 900 901 if (STAILQ_EMPTY(&tptr->restart_queue)) 902 return (0); 903 STAILQ_INIT(&rq); 904 STAILQ_CONCAT(&rq, &tptr->restart_queue); 905 while ((ntp = STAILQ_FIRST(&rq)) != NULL) { 906 STAILQ_REMOVE_HEAD(&rq, next); 907 if (IS_24XX(isp)) { 908 isp_prt(isp, ISP_LOGTDEBUG0, 909 "%s: restarting resrc deprived %x", __func__, 910 ((at7_entry_t *)ntp->data)->at_rxid); 911 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->data); 912 } else { 913 isp_prt(isp, ISP_LOGTDEBUG0, 914 "%s: restarting resrc deprived %x", __func__, 915 ((at2_entry_t *)ntp->data)->at_rxid); 916 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->data); 917 } 918 isp_put_ntpd(isp, bus, ntp); 919 if (!STAILQ_EMPTY(&tptr->restart_queue)) 920 break; 921 } 922 if (!STAILQ_EMPTY(&rq)) { 923 STAILQ_CONCAT(&rq, &tptr->restart_queue); 924 STAILQ_CONCAT(&tptr->restart_queue, &rq); 925 } 926 return (!STAILQ_EMPTY(&tptr->restart_queue)); 927 } 928 929 static void 930 isp_tmcmd_restart(ispsoftc_t *isp) 931 { 932 tstate_t *tptr; 933 union ccb *ccb; 934 struct tslist *lhp; 935 struct isp_ccbq *waitq; 936 int bus, i; 937 938 for (bus = 0; bus < isp->isp_nchan; bus++) { 939 for (i = 0; i < LUN_HASH_SIZE; i++) { 940 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 941 SLIST_FOREACH(tptr, lhp, next) 942 isp_atio_restart(isp, bus, tptr); 943 } 944 945 /* 946 * We only need to do this once per channel. 947 */ 948 ISP_GET_PC_ADDR(isp, bus, waitq, waitq); 949 ccb = (union ccb *)TAILQ_FIRST(waitq); 950 if (ccb != NULL) { 951 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 952 isp_target_start_ctio(isp, ccb, FROM_TIMER); 953 } 954 } 955 } 956 957 static atio_private_data_t * 958 isp_get_atpd(ispsoftc_t *isp, int chan, uint32_t tag) 959 { 960 struct atpdlist *atfree; 961 struct atpdlist *atused; 962 atio_private_data_t *atp; 963 964 ISP_GET_PC_ADDR(isp, chan, atfree, atfree); 965 atp = LIST_FIRST(atfree); 966 if (atp) { 967 LIST_REMOVE(atp, next); 968 atp->tag = tag; 969 ISP_GET_PC(isp, chan, atused, atused); 970 LIST_INSERT_HEAD(&atused[ATPDPHASH(tag)], atp, next); 971 } 972 return (atp); 973 } 974 975 static atio_private_data_t * 976 isp_find_atpd(ispsoftc_t *isp, int chan, uint32_t tag) 977 { 978 struct atpdlist *atused; 979 atio_private_data_t *atp; 980 981 ISP_GET_PC(isp, chan, atused, atused); 982 LIST_FOREACH(atp, &atused[ATPDPHASH(tag)], next) { 983 if (atp->tag == tag) 984 return (atp); 985 } 986 return (NULL); 987 } 988 989 static void 990 isp_put_atpd(ispsoftc_t *isp, int chan, atio_private_data_t *atp) 991 { 992 struct atpdlist *atfree; 993 994 if (atp->ests) { 995 isp_put_ecmd(isp, atp->ests); 996 } 997 LIST_REMOVE(atp, next); 998 memset(atp, 0, sizeof (*atp)); 999 ISP_GET_PC_ADDR(isp, chan, atfree, atfree); 1000 LIST_INSERT_HEAD(atfree, atp, next); 1001 } 1002 1003 static void 1004 isp_dump_atpd(ispsoftc_t *isp, int chan) 1005 { 1006 atio_private_data_t *atp, *atpool; 1007 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1008 1009 ISP_GET_PC(isp, chan, atpool, atpool); 1010 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) { 1011 if (atp->state == ATPD_STATE_FREE) 1012 continue; 1013 isp_prt(isp, ISP_LOGALL, "Chan %d ATP [0x%x] origdlen %u bytes_xfrd %u lun %jx nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s", 1014 chan, atp->tag, atp->orig_datalen, atp->bytes_xfered, (uintmax_t)atp->lun, atp->nphdl, atp->sid, atp->did, atp->oxid, states[atp->state & 0x7]); 1015 } 1016 } 1017 1018 static inot_private_data_t * 1019 isp_get_ntpd(ispsoftc_t *isp, int chan) 1020 { 1021 struct ntpdlist *ntfree; 1022 inot_private_data_t *ntp; 1023 1024 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree); 1025 ntp = STAILQ_FIRST(ntfree); 1026 if (ntp) 1027 STAILQ_REMOVE_HEAD(ntfree, next); 1028 return (ntp); 1029 } 1030 1031 static inot_private_data_t * 1032 isp_find_ntpd(ispsoftc_t *isp, int chan, uint32_t tag_id, uint32_t seq_id) 1033 { 1034 inot_private_data_t *ntp, *ntp2; 1035 1036 ISP_GET_PC(isp, chan, ntpool, ntp); 1037 ISP_GET_PC_ADDR(isp, chan, ntpool[ATPDPSIZE], ntp2); 1038 for (; ntp < ntp2; ntp++) { 1039 if (ntp->tag_id == tag_id && ntp->seq_id == seq_id) 1040 return (ntp); 1041 } 1042 return (NULL); 1043 } 1044 1045 static void 1046 isp_put_ntpd(ispsoftc_t *isp, int chan, inot_private_data_t *ntp) 1047 { 1048 struct ntpdlist *ntfree; 1049 1050 ntp->tag_id = ntp->seq_id = 0; 1051 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree); 1052 STAILQ_INSERT_HEAD(ntfree, ntp, next); 1053 } 1054 1055 static cam_status 1056 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1057 { 1058 lun_id_t lun; 1059 struct tslist *lhp; 1060 tstate_t *tptr; 1061 1062 lun = xpt_path_lun_id(path); 1063 if (lun != CAM_LUN_WILDCARD) { 1064 if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) { 1065 return (CAM_LUN_INVALID); 1066 } 1067 } 1068 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1069 if (tptr == NULL) { 1070 return (CAM_RESRC_UNAVAIL); 1071 } 1072 tptr->ts_lun = lun; 1073 SLIST_INIT(&tptr->atios); 1074 SLIST_INIT(&tptr->inots); 1075 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 1076 SLIST_INSERT_HEAD(lhp, tptr, next); 1077 *rslt = tptr; 1078 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1079 return (CAM_REQ_CMP); 1080 } 1081 1082 static void 1083 destroy_lun_state(ispsoftc_t *isp, int bus, tstate_t *tptr) 1084 { 1085 union ccb *ccb; 1086 struct tslist *lhp; 1087 inot_private_data_t *ntp; 1088 1089 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->atios)) != NULL) { 1090 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1091 ccb->ccb_h.status = CAM_REQ_ABORTED; 1092 xpt_done(ccb); 1093 }; 1094 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->inots)) != NULL) { 1095 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1096 ccb->ccb_h.status = CAM_REQ_ABORTED; 1097 xpt_done(ccb); 1098 } 1099 while ((ntp = STAILQ_FIRST(&tptr->restart_queue)) != NULL) { 1100 isp_endcmd(isp, ntp->data, NIL_HANDLE, bus, SCSI_STATUS_BUSY, 0); 1101 STAILQ_REMOVE_HEAD(&tptr->restart_queue, next); 1102 isp_put_ntpd(isp, bus, ntp); 1103 } 1104 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp); 1105 SLIST_REMOVE(lhp, tptr, tstate, next); 1106 free(tptr, M_DEVBUF); 1107 } 1108 1109 static void 1110 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1111 { 1112 tstate_t *tptr; 1113 int bus; 1114 target_id_t target; 1115 lun_id_t lun; 1116 1117 if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) { 1118 xpt_print(ccb->ccb_h.path, "Target mode is not supported\n"); 1119 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1120 xpt_done(ccb); 1121 return; 1122 } 1123 1124 /* 1125 * We only support either target and lun both wildcard 1126 * or target and lun both non-wildcard. 1127 */ 1128 bus = XS_CHANNEL(ccb); 1129 target = ccb->ccb_h.target_id; 1130 lun = ccb->ccb_h.target_lun; 1131 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1132 "enabling lun %jx\n", (uintmax_t)lun); 1133 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1134 ccb->ccb_h.status = CAM_LUN_INVALID; 1135 xpt_done(ccb); 1136 return; 1137 } 1138 1139 /* Create the state pointer. It should not already exist. */ 1140 tptr = get_lun_statep(isp, bus, lun); 1141 if (tptr) { 1142 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1143 xpt_done(ccb); 1144 return; 1145 } 1146 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1147 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1148 xpt_done(ccb); 1149 return; 1150 } 1151 1152 ccb->ccb_h.status = CAM_REQ_CMP; 1153 xpt_done(ccb); 1154 } 1155 1156 static void 1157 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1158 { 1159 tstate_t *tptr = NULL; 1160 int bus; 1161 target_id_t target; 1162 lun_id_t lun; 1163 1164 bus = XS_CHANNEL(ccb); 1165 target = ccb->ccb_h.target_id; 1166 lun = ccb->ccb_h.target_lun; 1167 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1168 "disabling lun %jx\n", (uintmax_t)lun); 1169 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1170 ccb->ccb_h.status = CAM_LUN_INVALID; 1171 xpt_done(ccb); 1172 return; 1173 } 1174 1175 /* Find the state pointer. */ 1176 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1177 ccb->ccb_h.status = CAM_PATH_INVALID; 1178 xpt_done(ccb); 1179 return; 1180 } 1181 1182 destroy_lun_state(isp, bus, tptr); 1183 ccb->ccb_h.status = CAM_REQ_CMP; 1184 xpt_done(ccb); 1185 } 1186 1187 static void 1188 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1189 { 1190 int fctape, sendstatus, resid; 1191 fcparam *fcp; 1192 atio_private_data_t *atp; 1193 struct ccb_scsiio *cso; 1194 struct isp_ccbq *waitq; 1195 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1196 uint8_t local[QENTRY_LEN]; 1197 1198 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ENTRY[0x%x] how %u xfrlen %u sendstatus %d sense_len %u", __func__, ccb->csio.tag_id, how, ccb->csio.dxfer_len, 1199 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1200 1201 ISP_GET_PC_ADDR(isp, XS_CHANNEL(ccb), waitq, waitq); 1202 switch (how) { 1203 case FROM_CAM: 1204 /* 1205 * Insert at the tail of the list, if any, waiting CTIO CCBs 1206 */ 1207 TAILQ_INSERT_TAIL(waitq, &ccb->ccb_h, periph_links.tqe); 1208 break; 1209 case FROM_TIMER: 1210 case FROM_SRR: 1211 case FROM_CTIO_DONE: 1212 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1213 break; 1214 } 1215 1216 while ((ccb = (union ccb *) TAILQ_FIRST(waitq)) != NULL) { 1217 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 1218 1219 cso = &ccb->csio; 1220 xfrlen = cso->dxfer_len; 1221 if (xfrlen == 0) { 1222 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1223 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1224 ccb->ccb_h.status = CAM_REQ_INVALID; 1225 xpt_done(ccb); 1226 continue; 1227 } 1228 } 1229 1230 atp = isp_find_atpd(isp, XS_CHANNEL(ccb), cso->tag_id); 1231 if (atp == NULL) { 1232 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1233 isp_dump_atpd(isp, XS_CHANNEL(ccb)); 1234 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1235 xpt_done(ccb); 1236 continue; 1237 } 1238 1239 /* 1240 * Is this command a dead duck? 1241 */ 1242 if (atp->dead) { 1243 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1244 ccb->ccb_h.status = CAM_REQ_ABORTED; 1245 xpt_done(ccb); 1246 continue; 1247 } 1248 1249 /* 1250 * Check to make sure we're still in target mode. 1251 */ 1252 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1253 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1254 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1255 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1256 xpt_done(ccb); 1257 continue; 1258 } 1259 1260 /* 1261 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1262 * could be split into two CTIOs to split data and status). 1263 */ 1264 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1265 isp_prt(isp, ISP_LOGTINFO, "[0x%x] handling only %d CCBs at a time (flags for this ccb: 0x%x)", cso->tag_id, ATPD_CCB_OUTSTANDING, ccb->ccb_h.flags); 1266 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1267 break; 1268 } 1269 1270 /* 1271 * Does the initiator expect FC-Tape style responses? 1272 */ 1273 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1274 fctape = 1; 1275 } else { 1276 fctape = 0; 1277 } 1278 1279 /* 1280 * If we already did the data xfer portion of a CTIO that sends data 1281 * and status, don't do it again and do the status portion now. 1282 */ 1283 if (atp->sendst) { 1284 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1285 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1286 xfrlen = 0; /* we already did the data transfer */ 1287 atp->sendst = 0; 1288 } 1289 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1290 sendstatus = 1; 1291 } else { 1292 sendstatus = 0; 1293 } 1294 1295 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1296 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1297 /* 1298 * Sense length is not the entire sense data structure size. Periph 1299 * drivers don't seem to be setting sense_len to reflect the actual 1300 * size. We'll peek inside to get the right amount. 1301 */ 1302 sense_length = cso->sense_len; 1303 1304 /* 1305 * This 'cannot' happen 1306 */ 1307 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1308 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1309 } 1310 } else { 1311 sense_length = 0; 1312 } 1313 1314 memset(local, 0, QENTRY_LEN); 1315 1316 /* 1317 * Check for overflow 1318 */ 1319 tmp = atp->bytes_xfered + atp->bytes_in_transit; 1320 if (xfrlen > 0 && tmp > atp->orig_datalen) { 1321 isp_prt(isp, ISP_LOGERR, 1322 "%s: [0x%x] data overflow by %u bytes", __func__, 1323 cso->tag_id, tmp + xfrlen - atp->orig_datalen); 1324 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1325 xpt_done(ccb); 1326 continue; 1327 } 1328 if (xfrlen > atp->orig_datalen - tmp) { 1329 xfrlen = atp->orig_datalen - tmp; 1330 if (xfrlen == 0 && !sendstatus) { 1331 cso->resid = cso->dxfer_len; 1332 ccb->ccb_h.status = CAM_REQ_CMP; 1333 xpt_done(ccb); 1334 continue; 1335 } 1336 } 1337 1338 if (IS_24XX(isp)) { 1339 ct7_entry_t *cto = (ct7_entry_t *) local; 1340 1341 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1342 cto->ct_header.rqs_entry_count = 1; 1343 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1344 ATPD_SET_SEQNO(cto, atp); 1345 cto->ct_nphdl = atp->nphdl; 1346 cto->ct_rxid = atp->tag; 1347 cto->ct_iid_lo = atp->sid; 1348 cto->ct_iid_hi = atp->sid >> 16; 1349 cto->ct_oxid = atp->oxid; 1350 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1351 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1352 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1353 1354 /* 1355 * Mode 1, status, no data. Only possible when we are sending status, have 1356 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1357 * 1358 * Mode 2, status, no data. We have to use this in the case that 1359 * the sense data won't fit into a ct7_entry_t. 1360 * 1361 */ 1362 if (sendstatus && xfrlen == 0) { 1363 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1364 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1365 if (sense_length <= MAXRESPLEN_24XX) { 1366 cto->ct_flags |= CT7_FLAG_MODE1; 1367 cto->ct_scsi_status = cso->scsi_status; 1368 if (resid < 0) { 1369 cto->ct_resid = -resid; 1370 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1371 } else if (resid > 0) { 1372 cto->ct_resid = resid; 1373 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1374 } 1375 if (fctape) { 1376 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1377 } 1378 if (sense_length) { 1379 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1380 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1381 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1382 } 1383 } else { 1384 bus_addr_t addr; 1385 char buf[XCMD_SIZE]; 1386 fcp_rsp_iu_t *rp; 1387 1388 if (atp->ests == NULL) { 1389 atp->ests = isp_get_ecmd(isp); 1390 if (atp->ests == NULL) { 1391 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1392 break; 1393 } 1394 } 1395 memset(buf, 0, sizeof (buf)); 1396 rp = (fcp_rsp_iu_t *)buf; 1397 if (fctape) { 1398 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1399 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1400 } 1401 cto->ct_flags |= CT7_FLAG_MODE2; 1402 rp->fcp_rsp_scsi_status = cso->scsi_status; 1403 if (resid < 0) { 1404 rp->fcp_rsp_resid = -resid; 1405 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1406 } else if (resid > 0) { 1407 rp->fcp_rsp_resid = resid; 1408 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1409 } 1410 if (sense_length) { 1411 rp->fcp_rsp_snslen = sense_length; 1412 cto->ct_senselen = sense_length; 1413 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1414 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1415 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1416 } else { 1417 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1418 } 1419 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1420 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1421 } 1422 addr = isp->isp_osinfo.ecmd_dma; 1423 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1424 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, 1425 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1426 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1427 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1428 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1429 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1430 } 1431 if (sense_length) { 1432 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d slen %u sense: %x %x/%x/%x", __func__, 1433 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, sense_length, 1434 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1435 } else { 1436 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1437 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1438 } 1439 atp->state = ATPD_STATE_LAST_CTIO; 1440 } 1441 1442 /* 1443 * Mode 0 data transfers, *possibly* with status. 1444 */ 1445 if (xfrlen != 0) { 1446 cto->ct_flags |= CT7_FLAG_MODE0; 1447 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1448 cto->ct_flags |= CT7_DATA_IN; 1449 } else { 1450 cto->ct_flags |= CT7_DATA_OUT; 1451 } 1452 1453 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1454 cto->rsp.m0.ct_xfrlen = xfrlen; 1455 1456 #ifdef DEBUG 1457 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1458 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1459 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1460 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1461 } 1462 #endif 1463 if (sendstatus) { 1464 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1465 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1466 cto->ct_flags |= CT7_SENDSTATUS; 1467 atp->state = ATPD_STATE_LAST_CTIO; 1468 if (fctape) { 1469 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1470 } 1471 } else { 1472 atp->sendst = 1; /* send status later */ 1473 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1474 atp->state = ATPD_STATE_CTIO; 1475 } 1476 } else { 1477 atp->state = ATPD_STATE_CTIO; 1478 } 1479 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x xfrlen=%u off=%u", __func__, 1480 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1481 } 1482 } else { 1483 ct2_entry_t *cto = (ct2_entry_t *) local; 1484 1485 if (isp->isp_osinfo.sixtyfourbit) 1486 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1487 else 1488 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1489 cto->ct_header.rqs_entry_count = 1; 1490 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1491 ATPD_SET_SEQNO(cto, atp); 1492 if (ISP_CAP_2KLOGIN(isp)) { 1493 ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl; 1494 } else { 1495 cto->ct_iid = atp->nphdl; 1496 if (ISP_CAP_SCCFW(isp) == 0) { 1497 cto->ct_lun = ccb->ccb_h.target_lun; 1498 } 1499 } 1500 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1501 cto->ct_rxid = cso->tag_id; 1502 1503 /* 1504 * Mode 1, status, no data. Only possible when we are sending status, have 1505 * no data to transfer, and the sense length can fit in the ct7_entry. 1506 * 1507 * Mode 2, status, no data. We have to use this in the case the response 1508 * length won't fit into a ct2_entry_t. 1509 * 1510 * We'll fill out this structure with information as if this were a 1511 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1512 * needed based upon this. 1513 */ 1514 if (sendstatus && xfrlen == 0) { 1515 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1516 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1517 if (sense_length <= MAXRESPLEN) { 1518 if (resid < 0) { 1519 cto->ct_resid = -resid; 1520 } else if (resid > 0) { 1521 cto->ct_resid = resid; 1522 } 1523 cto->ct_flags |= CT2_FLAG_MODE1; 1524 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1525 if (resid < 0) { 1526 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1527 } else if (resid > 0) { 1528 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1529 } 1530 if (fctape) { 1531 cto->ct_flags |= CT2_CONFIRM; 1532 } 1533 if (sense_length) { 1534 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1535 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1536 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1537 } 1538 } else { 1539 bus_addr_t addr; 1540 char buf[XCMD_SIZE]; 1541 fcp_rsp_iu_t *rp; 1542 1543 if (atp->ests == NULL) { 1544 atp->ests = isp_get_ecmd(isp); 1545 if (atp->ests == NULL) { 1546 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1547 break; 1548 } 1549 } 1550 memset(buf, 0, sizeof (buf)); 1551 rp = (fcp_rsp_iu_t *)buf; 1552 if (fctape) { 1553 cto->ct_flags |= CT2_CONFIRM; 1554 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1555 } 1556 cto->ct_flags |= CT2_FLAG_MODE2; 1557 rp->fcp_rsp_scsi_status = cso->scsi_status; 1558 if (resid < 0) { 1559 rp->fcp_rsp_resid = -resid; 1560 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1561 } else if (resid > 0) { 1562 rp->fcp_rsp_resid = resid; 1563 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1564 } 1565 if (sense_length) { 1566 rp->fcp_rsp_snslen = sense_length; 1567 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1568 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1569 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1570 } else { 1571 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1572 } 1573 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1574 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1575 } 1576 addr = isp->isp_osinfo.ecmd_dma; 1577 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1578 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, 1579 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1580 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1581 if (isp->isp_osinfo.sixtyfourbit) { 1582 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1583 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1584 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1585 } else { 1586 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1587 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1588 } 1589 } 1590 if (sense_length) { 1591 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d sense: %x %x/%x/%x", __func__, 1592 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1593 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1594 } else { 1595 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, cto->ct_rxid, 1596 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1597 } 1598 atp->state = ATPD_STATE_LAST_CTIO; 1599 } 1600 1601 if (xfrlen != 0) { 1602 cto->ct_flags |= CT2_FLAG_MODE0; 1603 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1604 cto->ct_flags |= CT2_DATA_IN; 1605 } else { 1606 cto->ct_flags |= CT2_DATA_OUT; 1607 } 1608 1609 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 1610 cto->rsp.m0.ct_xfrlen = xfrlen; 1611 1612 if (sendstatus) { 1613 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1614 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 1615 cto->ct_flags |= CT2_SENDSTATUS; 1616 atp->state = ATPD_STATE_LAST_CTIO; 1617 if (fctape) { 1618 cto->ct_flags |= CT2_CONFIRM; 1619 } 1620 } else { 1621 atp->sendst = 1; /* send status later */ 1622 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1623 atp->state = ATPD_STATE_CTIO; 1624 } 1625 } else { 1626 atp->state = ATPD_STATE_CTIO; 1627 } 1628 } 1629 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[%x] seq %u nc %d CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u", __func__, cto->ct_rxid, 1630 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1631 } 1632 1633 if (isp_get_pcmd(isp, ccb)) { 1634 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 1635 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1636 break; 1637 } 1638 handle = isp_allocate_handle(isp, ccb, ISP_HANDLE_TARGET); 1639 if (handle == 0) { 1640 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1641 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1642 isp_free_pcmd(isp, ccb); 1643 break; 1644 } 1645 atp->bytes_in_transit += xfrlen; 1646 PISP_PCMD(ccb)->datalen = xfrlen; 1647 1648 1649 /* 1650 * Call the dma setup routines for this entry (and any subsequent 1651 * CTIOs) if there's data to move, and then tell the f/w it's got 1652 * new things to play with. As with isp_start's usage of DMA setup, 1653 * any swizzling is done in the machine dependent layer. Because 1654 * of this, we put the request onto the queue area first in native 1655 * format. 1656 */ 1657 1658 if (IS_24XX(isp)) { 1659 ct7_entry_t *cto = (ct7_entry_t *) local; 1660 cto->ct_syshandle = handle; 1661 } else { 1662 ct2_entry_t *cto = (ct2_entry_t *) local; 1663 cto->ct_syshandle = handle; 1664 } 1665 1666 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1667 if (dmaresult != CMD_QUEUED) { 1668 isp_destroy_handle(isp, handle); 1669 isp_free_pcmd(isp, ccb); 1670 if (dmaresult == CMD_EAGAIN) { 1671 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1672 break; 1673 } 1674 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1675 xpt_done(ccb); 1676 continue; 1677 } 1678 isp->isp_nactive++; 1679 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 1680 if (xfrlen) { 1681 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 1682 } else { 1683 ccb->ccb_h.spriv_field0 = ~0; 1684 } 1685 atp->ctcnt++; 1686 atp->seqno++; 1687 } 1688 } 1689 1690 static void 1691 isp_refire_putback_atio(void *arg) 1692 { 1693 union ccb *ccb = arg; 1694 1695 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); 1696 isp_target_putback_atio(ccb); 1697 } 1698 1699 static void 1700 isp_refire_notify_ack(void *arg) 1701 { 1702 isp_tna_t *tp = arg; 1703 ispsoftc_t *isp = tp->isp; 1704 1705 ISP_ASSERT_LOCKED(isp); 1706 if (isp_notify_ack(isp, tp->not)) { 1707 callout_schedule(&tp->timer, 5); 1708 } else { 1709 free(tp, M_DEVBUF); 1710 } 1711 } 1712 1713 1714 static void 1715 isp_target_putback_atio(union ccb *ccb) 1716 { 1717 ispsoftc_t *isp; 1718 struct ccb_scsiio *cso; 1719 void *qe; 1720 at2_entry_t local, *at = &local; 1721 1722 isp = XS_ISP(ccb); 1723 1724 qe = isp_getrqentry(isp); 1725 if (qe == NULL) { 1726 xpt_print(ccb->ccb_h.path, 1727 "%s: Request Queue Overflow\n", __func__); 1728 callout_reset(&PISP_PCMD(ccb)->wdog, 10, 1729 isp_refire_putback_atio, ccb); 1730 return; 1731 } 1732 memset(qe, 0, QENTRY_LEN); 1733 cso = &ccb->csio; 1734 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1735 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1736 at->at_header.rqs_entry_count = 1; 1737 if (ISP_CAP_SCCFW(isp)) { 1738 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1739 #if __FreeBSD_version < 1000700 1740 if (at->at_scclun >= 256) 1741 at->at_scclun |= 0x4000; 1742 #endif 1743 } else { 1744 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1745 } 1746 at->at_status = CT_OK; 1747 at->at_rxid = cso->tag_id; 1748 at->at_iid = cso->ccb_h.target_id; 1749 isp_put_atio2(isp, at, qe); 1750 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1751 ISP_SYNC_REQUEST(isp); 1752 isp_complete_ctio(ccb); 1753 } 1754 1755 static void 1756 isp_complete_ctio(union ccb *ccb) 1757 { 1758 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1759 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1760 xpt_done(ccb); 1761 } 1762 } 1763 1764 static void 1765 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1766 { 1767 fcparam *fcp; 1768 lun_id_t lun; 1769 fcportdb_t *lp; 1770 tstate_t *tptr; 1771 struct ccb_accept_tio *atiop; 1772 uint16_t nphdl; 1773 atio_private_data_t *atp; 1774 inot_private_data_t *ntp; 1775 1776 /* 1777 * The firmware status (except for the QLTM_SVALID bit) 1778 * indicates why this ATIO was sent to us. 1779 * 1780 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1781 */ 1782 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1783 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1784 isp_endcmd(isp, aep, NIL_HANDLE, 0, SCSI_STATUS_BUSY, 0); 1785 return; 1786 } 1787 1788 fcp = FCPARAM(isp, 0); 1789 if (ISP_CAP_SCCFW(isp)) { 1790 lun = aep->at_scclun; 1791 #if __FreeBSD_version < 1000700 1792 lun &= 0x3fff; 1793 #endif 1794 } else { 1795 lun = aep->at_lun; 1796 } 1797 if (ISP_CAP_2KLOGIN(isp)) { 1798 nphdl = ((at2e_entry_t *)aep)->at_iid; 1799 } else { 1800 nphdl = aep->at_iid; 1801 } 1802 tptr = get_lun_statep(isp, 0, lun); 1803 if (tptr == NULL) { 1804 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1805 if (tptr == NULL) { 1806 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 1807 if (lun == 0) { 1808 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 1809 } else { 1810 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1811 } 1812 return; 1813 } 1814 } 1815 1816 /* 1817 * Start any commands pending resources first. 1818 */ 1819 if (isp_atio_restart(isp, 0, tptr)) 1820 goto noresrc; 1821 1822 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1823 if (atiop == NULL) { 1824 goto noresrc; 1825 } 1826 1827 atp = isp_get_atpd(isp, 0, aep->at_rxid); 1828 if (atp == NULL) { 1829 goto noresrc; 1830 } 1831 1832 atp->state = ATPD_STATE_ATIO; 1833 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1834 tptr->atio_count--; 1835 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 1836 atiop->ccb_h.target_id = fcp->isp_loopid; 1837 atiop->ccb_h.target_lun = lun; 1838 1839 /* 1840 * We don't get 'suggested' sense data as we do with SCSI cards. 1841 */ 1842 atiop->sense_len = 0; 1843 1844 /* 1845 * If we're not in the port database, add ourselves. 1846 */ 1847 if (IS_2100(isp)) 1848 atiop->init_id = nphdl; 1849 else { 1850 if ((isp_find_pdb_by_handle(isp, 0, nphdl, &lp) == 0 || 1851 lp->state == FC_PORTDB_STATE_ZOMBIE)) { 1852 uint64_t wwpn = 1853 (((uint64_t) aep->at_wwpn[0]) << 48) | 1854 (((uint64_t) aep->at_wwpn[1]) << 32) | 1855 (((uint64_t) aep->at_wwpn[2]) << 16) | 1856 (((uint64_t) aep->at_wwpn[3]) << 0); 1857 isp_add_wwn_entry(isp, 0, wwpn, INI_NONE, 1858 nphdl, PORT_ANY, 0); 1859 if (fcp->isp_loopstate > LOOP_LTEST_DONE) 1860 fcp->isp_loopstate = LOOP_LTEST_DONE; 1861 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, 0, 1862 ISPASYNC_CHANGE_PDB, nphdl, 0x06, 0xff); 1863 isp_find_pdb_by_handle(isp, 0, nphdl, &lp); 1864 } 1865 atiop->init_id = FC_PORTDB_TGT(isp, 0, lp); 1866 } 1867 atiop->cdb_len = ATIO2_CDBLEN; 1868 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1869 atiop->ccb_h.status = CAM_CDB_RECVD; 1870 atiop->tag_id = atp->tag; 1871 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1872 case ATIO2_TC_ATTR_SIMPLEQ: 1873 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1874 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1875 break; 1876 case ATIO2_TC_ATTR_HEADOFQ: 1877 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1878 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1879 break; 1880 case ATIO2_TC_ATTR_ORDERED: 1881 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1882 atiop->tag_action = MSG_ORDERED_Q_TAG; 1883 break; 1884 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1885 case ATIO2_TC_ATTR_UNTAGGED: 1886 default: 1887 atiop->tag_action = 0; 1888 break; 1889 } 1890 1891 atp->orig_datalen = aep->at_datalen; 1892 atp->bytes_xfered = 0; 1893 atp->lun = lun; 1894 atp->nphdl = nphdl; 1895 atp->sid = PORT_ANY; 1896 atp->oxid = aep->at_oxid; 1897 atp->cdb0 = aep->at_cdb[0]; 1898 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 1899 atp->state = ATPD_STATE_CAM; 1900 xpt_done((union ccb *)atiop); 1901 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %jx datalen %u", aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 1902 return; 1903 noresrc: 1904 ntp = isp_get_ntpd(isp, 0); 1905 if (ntp == NULL) { 1906 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 1907 return; 1908 } 1909 memcpy(ntp->data, aep, QENTRY_LEN); 1910 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next); 1911 } 1912 1913 static void 1914 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 1915 { 1916 int cdbxlen; 1917 lun_id_t lun; 1918 uint16_t chan, nphdl = NIL_HANDLE; 1919 uint32_t did, sid; 1920 fcportdb_t *lp; 1921 tstate_t *tptr; 1922 struct ccb_accept_tio *atiop; 1923 atio_private_data_t *atp = NULL; 1924 atio_private_data_t *oatp; 1925 inot_private_data_t *ntp; 1926 1927 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 1928 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 1929 #if __FreeBSD_version >= 1000700 1930 lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun)); 1931 #else 1932 lun = (aep->at_cmnd.fcp_cmnd_lun[0] & 0x3f << 8) | 1933 aep->at_cmnd.fcp_cmnd_lun[1]; 1934 #endif 1935 1936 /* 1937 * Find the N-port handle, and Virtual Port Index for this command. 1938 * 1939 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 1940 * We also, as a matter of course, need to know the WWN of the initiator too. 1941 */ 1942 if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) { 1943 /* 1944 * Find the right channel based upon D_ID 1945 */ 1946 isp_find_chan_by_did(isp, did, &chan); 1947 1948 if (chan == ISP_NOCHAN) { 1949 NANOTIME_T now; 1950 1951 /* 1952 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 1953 * It's a bit tricky here as we need to stash this command *somewhere*. 1954 */ 1955 GET_NANOTIME(&now); 1956 if (NANOTIME_SUB(&now, &isp->isp_init_time) > 2000000000ULL) { 1957 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 1958 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 1959 return; 1960 } 1961 tptr = get_lun_statep(isp, 0, 0); 1962 if (tptr == NULL) { 1963 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1964 if (tptr == NULL) { 1965 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel and no tptr- dropping", __func__, aep->at_rxid, did); 1966 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 1967 return; 1968 } 1969 } 1970 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 1971 goto noresrc; 1972 } 1973 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x", __func__, aep->at_rxid, did, chan, sid); 1974 } else { 1975 chan = 0; 1976 } 1977 1978 /* 1979 * Find the PDB entry for this initiator 1980 */ 1981 if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) { 1982 /* 1983 * If we're not in the port database terminate the exchange. 1984 */ 1985 isp_prt(isp, ISP_LOGTINFO, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x wasn't in PDB already", 1986 __func__, aep->at_rxid, did, chan, sid); 1987 isp_dump_portdb(isp, chan); 1988 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 1989 return; 1990 } 1991 nphdl = lp->handle; 1992 1993 /* 1994 * Get the tstate pointer 1995 */ 1996 tptr = get_lun_statep(isp, chan, lun); 1997 if (tptr == NULL) { 1998 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 1999 if (tptr == NULL) { 2000 isp_prt(isp, ISP_LOGWARN, 2001 "%s: [0x%x] no state pointer for lun %jx or wildcard", 2002 __func__, aep->at_rxid, (uintmax_t)lun); 2003 if (lun == 0) { 2004 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2005 } else { 2006 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2007 } 2008 return; 2009 } 2010 } 2011 2012 /* 2013 * Start any commands pending resources first. 2014 */ 2015 if (isp_atio_restart(isp, chan, tptr)) 2016 goto noresrc; 2017 2018 /* 2019 * If the f/w is out of resources, just send a BUSY status back. 2020 */ 2021 if (aep->at_rxid == AT7_NORESRC_RXID) { 2022 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2023 return; 2024 } 2025 2026 /* 2027 * If we're out of resources, just send a BUSY status back. 2028 */ 2029 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2030 if (atiop == NULL) { 2031 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2032 goto noresrc; 2033 } 2034 2035 oatp = isp_find_atpd(isp, chan, aep->at_rxid); 2036 if (oatp) { 2037 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] tag wraparound in isp_handle_platforms_atio7 (N-Port Handle 0x%04x S_ID 0x%04x OX_ID 0x%04x) oatp state %d", 2038 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2039 /* 2040 * It's not a "no resource" condition- but we can treat it like one 2041 */ 2042 goto noresrc; 2043 } 2044 atp = isp_get_atpd(isp, chan, aep->at_rxid); 2045 if (atp == NULL) { 2046 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2047 goto noresrc; 2048 } 2049 atp->word3 = lp->prli_word3; 2050 atp->state = ATPD_STATE_ATIO; 2051 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2052 tptr->atio_count--; 2053 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2054 atiop->init_id = FC_PORTDB_TGT(isp, chan, lp); 2055 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2056 atiop->ccb_h.target_lun = lun; 2057 atiop->sense_len = 0; 2058 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2059 if (cdbxlen) { 2060 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2061 } 2062 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2063 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2064 atiop->cdb_len = cdbxlen; 2065 atiop->ccb_h.status = CAM_CDB_RECVD; 2066 atiop->tag_id = atp->tag; 2067 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2068 case FCP_CMND_TASK_ATTR_SIMPLE: 2069 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2070 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2071 break; 2072 case FCP_CMND_TASK_ATTR_HEAD: 2073 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2074 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2075 break; 2076 case FCP_CMND_TASK_ATTR_ORDERED: 2077 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2078 atiop->tag_action = MSG_ORDERED_Q_TAG; 2079 break; 2080 default: 2081 /* FALLTHROUGH */ 2082 case FCP_CMND_TASK_ATTR_ACA: 2083 case FCP_CMND_TASK_ATTR_UNTAGGED: 2084 atiop->tag_action = 0; 2085 break; 2086 } 2087 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2088 atp->bytes_xfered = 0; 2089 atp->lun = lun; 2090 atp->nphdl = nphdl; 2091 atp->sid = sid; 2092 atp->did = did; 2093 atp->oxid = aep->at_hdr.ox_id; 2094 atp->rxid = aep->at_hdr.rx_id; 2095 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2096 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2097 atp->state = ATPD_STATE_CAM; 2098 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u", 2099 aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 2100 xpt_done((union ccb *)atiop); 2101 return; 2102 noresrc: 2103 if (atp) 2104 isp_put_atpd(isp, chan, atp); 2105 ntp = isp_get_ntpd(isp, chan); 2106 if (ntp == NULL) { 2107 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2108 return; 2109 } 2110 memcpy(ntp->data, aep, QENTRY_LEN); 2111 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next); 2112 } 2113 2114 2115 /* 2116 * Handle starting an SRR (sequence retransmit request) 2117 * We get here when we've gotten the immediate notify 2118 * and the return of all outstanding CTIOs for this 2119 * transaction. 2120 */ 2121 static void 2122 isp_handle_srr_start(ispsoftc_t *isp, atio_private_data_t *atp) 2123 { 2124 in_fcentry_24xx_t *inot; 2125 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2126 union ccb *ccb; 2127 2128 inot = (in_fcentry_24xx_t *)atp->srr; 2129 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2130 ccb = atp->srr_ccb; 2131 atp->srr_ccb = NULL; 2132 atp->nsrr++; 2133 if (ccb == NULL) { 2134 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2135 goto fail; 2136 } 2137 2138 ccb_off = ccb->ccb_h.spriv_field0; 2139 ccb_len = ccb->csio.dxfer_len; 2140 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2141 2142 switch (inot->in_srr_iu) { 2143 case R_CTL_INFO_SOLICITED_DATA: 2144 /* 2145 * We have to restart a FCP_DATA data out transaction 2146 */ 2147 atp->sendst = 0; 2148 atp->bytes_xfered = srr_off; 2149 if (ccb_len == 0) { 2150 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2151 goto mdp; 2152 } 2153 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2154 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x not covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); 2155 goto mdp; 2156 } 2157 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); 2158 break; 2159 case R_CTL_INFO_COMMAND_STATUS: 2160 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2161 atp->sendst = 1; 2162 /* 2163 * We have to restart a FCP_RSP IU transaction 2164 */ 2165 break; 2166 case R_CTL_INFO_DATA_DESCRIPTOR: 2167 /* 2168 * We have to restart an FCP DATA in transaction 2169 */ 2170 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2171 goto fail; 2172 2173 default: 2174 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2175 goto fail; 2176 } 2177 2178 /* 2179 * We can't do anything until this is acked, so we might as well start it now. 2180 * We aren't going to do the usual asynchronous ack issue because we need 2181 * to make sure this gets on the wire first. 2182 */ 2183 if (isp_notify_ack(isp, inot)) { 2184 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2185 goto fail; 2186 } 2187 isp_target_start_ctio(isp, ccb, FROM_SRR); 2188 return; 2189 fail: 2190 inot->in_reserved = 1; 2191 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2192 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2193 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2194 isp_complete_ctio(ccb); 2195 return; 2196 mdp: 2197 if (isp_notify_ack(isp, inot)) { 2198 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2199 goto fail; 2200 } 2201 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2202 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2203 /* 2204 * This is not a strict interpretation of MDP, but it's close 2205 */ 2206 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2207 ccb->csio.msg_len = 7; 2208 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2209 ccb->csio.msg_ptr[1] = 5; 2210 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2211 ccb->csio.msg_ptr[3] = srr_off >> 24; 2212 ccb->csio.msg_ptr[4] = srr_off >> 16; 2213 ccb->csio.msg_ptr[5] = srr_off >> 8; 2214 ccb->csio.msg_ptr[6] = srr_off; 2215 isp_complete_ctio(ccb); 2216 } 2217 2218 2219 static void 2220 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2221 { 2222 in_fcentry_24xx_t *inot = inot_raw; 2223 atio_private_data_t *atp; 2224 uint32_t tag = inot->in_rxid; 2225 uint32_t bus = inot->in_vpidx; 2226 2227 if (!IS_24XX(isp)) { 2228 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2229 return; 2230 } 2231 2232 atp = isp_find_atpd(isp, bus, tag); 2233 if (atp == NULL) { 2234 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2235 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2236 return; 2237 } 2238 atp->srr_notify_rcvd = 1; 2239 memcpy(atp->srr, inot, sizeof (atp->srr)); 2240 isp_prt(isp, ISP_LOGTINFO /* ISP_LOGTDEBUG0 */, "SRR[0x%x] inot->in_rxid flags 0x%x srr_iu=%x reloff 0x%x", inot->in_rxid, inot->in_flags, inot->in_srr_iu, 2241 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2242 if (atp->srr_ccb) 2243 isp_handle_srr_start(isp, atp); 2244 } 2245 2246 static void 2247 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2248 { 2249 union ccb *ccb; 2250 int sentstatus = 0, ok = 0, notify_cam = 0, failure = 0; 2251 atio_private_data_t *atp = NULL; 2252 int bus; 2253 uint32_t handle, data_requested, resid; 2254 2255 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2256 ccb = isp_find_xs(isp, handle); 2257 if (ccb == NULL) { 2258 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2259 return; 2260 } 2261 isp_destroy_handle(isp, handle); 2262 resid = data_requested = PISP_PCMD(ccb)->datalen; 2263 isp_free_pcmd(isp, ccb); 2264 if (isp->isp_nactive) { 2265 isp->isp_nactive--; 2266 } 2267 2268 bus = XS_CHANNEL(ccb); 2269 if (IS_24XX(isp)) { 2270 atp = isp_find_atpd(isp, bus, ((ct7_entry_t *)arg)->ct_rxid); 2271 } else { 2272 atp = isp_find_atpd(isp, bus, ((ct2_entry_t *)arg)->ct_rxid); 2273 } 2274 if (atp == NULL) { 2275 /* 2276 * XXX: isp_clear_commands() generates fake CTIO with zero 2277 * ct_rxid value, filling only ct_syshandle. Workaround 2278 * that using tag_id from the CCB, pointed by ct_syshandle. 2279 */ 2280 atp = isp_find_atpd(isp, bus, ccb->csio.tag_id); 2281 } 2282 if (atp == NULL) { 2283 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2284 return; 2285 } 2286 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2287 atp->bytes_in_transit -= data_requested; 2288 atp->ctcnt -= 1; 2289 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2290 2291 if (IS_24XX(isp)) { 2292 ct7_entry_t *ct = arg; 2293 2294 if (ct->ct_nphdl == CT7_SRR) { 2295 atp->srr_ccb = ccb; 2296 if (atp->srr_notify_rcvd) 2297 isp_handle_srr_start(isp, atp); 2298 return; 2299 } 2300 if (ct->ct_nphdl == CT_HBA_RESET) { 2301 sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) && 2302 (atp->sendst == 0); 2303 failure = CAM_UNREC_HBA_ERROR; 2304 } else { 2305 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2306 ok = (ct->ct_nphdl == CT7_OK); 2307 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2308 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) 2309 resid = ct->ct_resid; 2310 } 2311 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct), 2312 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2313 } else { 2314 ct2_entry_t *ct = arg; 2315 if (ct->ct_status == CT_SRR) { 2316 atp->srr_ccb = ccb; 2317 if (atp->srr_notify_rcvd) 2318 isp_handle_srr_start(isp, atp); 2319 isp_target_putback_atio(ccb); 2320 return; 2321 } 2322 if (ct->ct_status == CT_HBA_RESET) { 2323 sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) && 2324 (atp->sendst == 0); 2325 failure = CAM_UNREC_HBA_ERROR; 2326 } else { 2327 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2328 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2329 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2330 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) 2331 resid = ct->ct_resid; 2332 } 2333 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct), 2334 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2335 } 2336 if (ok) { 2337 if (data_requested > 0) { 2338 atp->bytes_xfered += data_requested - resid; 2339 ccb->csio.resid = ccb->csio.dxfer_len - 2340 (data_requested - resid); 2341 } 2342 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) 2343 ccb->ccb_h.status |= CAM_SENT_SENSE; 2344 ccb->ccb_h.status |= CAM_REQ_CMP; 2345 } else { 2346 notify_cam = 1; 2347 if (failure == CAM_UNREC_HBA_ERROR) 2348 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2349 else 2350 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2351 } 2352 atp->state = ATPD_STATE_PDON; 2353 2354 /* 2355 * We never *not* notify CAM when there has been any error (ok == 0), 2356 * so we never need to do an ATIO putback if we're not notifying CAM. 2357 */ 2358 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 2359 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 2360 if (notify_cam == 0) { 2361 if (atp->sendst) { 2362 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 2363 } 2364 return; 2365 } 2366 2367 /* 2368 * We are done with this ATIO if we successfully sent status. 2369 * In all other cases expect either another CTIO or XPT_ABORT. 2370 */ 2371 if (ok && sentstatus) 2372 isp_put_atpd(isp, bus, atp); 2373 2374 /* 2375 * We're telling CAM we're done with this CTIO transaction. 2376 * 2377 * 24XX cards never need an ATIO put back. 2378 * 2379 * Other cards need one put back only on error. 2380 * In the latter case, a timeout will re-fire 2381 * and try again in case we didn't have 2382 * queue resources to do so at first. In any case, 2383 * once the putback is done we do the completion 2384 * call. 2385 */ 2386 if (ok || IS_24XX(isp)) { 2387 isp_complete_ctio(ccb); 2388 } else { 2389 isp_target_putback_atio(ccb); 2390 } 2391 } 2392 2393 static void 2394 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2395 { 2396 int needack = 1; 2397 switch (inp->in_status) { 2398 case IN_PORT_LOGOUT: 2399 /* 2400 * XXX: Need to delete this initiator's WWN from the database 2401 * XXX: Need to send this LOGOUT upstream 2402 */ 2403 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2404 break; 2405 case IN_PORT_CHANGED: 2406 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2407 break; 2408 case IN_GLOBAL_LOGO: 2409 isp_del_all_wwn_entries(isp, 0); 2410 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2411 break; 2412 case IN_ABORT_TASK: 2413 { 2414 uint16_t nphdl, lun; 2415 uint32_t sid; 2416 uint64_t wwn; 2417 fcportdb_t *lp; 2418 isp_notify_t tmp, *nt = &tmp; 2419 2420 if (ISP_CAP_SCCFW(isp)) { 2421 lun = inp->in_scclun; 2422 #if __FreeBSD_version < 1000700 2423 lun &= 0x3fff; 2424 #endif 2425 } else { 2426 lun = inp->in_lun; 2427 } 2428 if (ISP_CAP_2KLOGIN(isp)) { 2429 nphdl = ((in_fcentry_e_t *)inp)->in_iid; 2430 } else { 2431 nphdl = inp->in_iid; 2432 } 2433 if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) { 2434 wwn = lp->port_wwn; 2435 sid = lp->portid; 2436 } else { 2437 wwn = INI_ANY; 2438 sid = PORT_ANY; 2439 } 2440 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx", 2441 inp->in_seqid, (unsigned long long) wwn); 2442 2443 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2444 nt->nt_hba = isp; 2445 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2446 nt->nt_wwn = wwn; 2447 nt->nt_nphdl = nphdl; 2448 nt->nt_sid = sid; 2449 nt->nt_did = PORT_ANY; 2450 nt->nt_lun = lun; 2451 nt->nt_tagval = inp->in_seqid; 2452 nt->nt_tagval |= (((uint64_t)(isp->isp_serno++)) << 32); 2453 nt->nt_need_ack = 1; 2454 nt->nt_channel = 0; 2455 nt->nt_ncode = NT_ABORT_TASK; 2456 nt->nt_lreserved = inp; 2457 isp_handle_platform_target_tmf(isp, nt); 2458 needack = 0; 2459 break; 2460 } 2461 default: 2462 break; 2463 } 2464 if (needack) { 2465 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 2466 } 2467 } 2468 2469 static void 2470 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2471 { 2472 uint16_t nphdl; 2473 uint16_t prli_options = 0; 2474 uint32_t portid; 2475 fcportdb_t *lp; 2476 char *msg = NULL; 2477 uint8_t *ptr = (uint8_t *)inot; 2478 uint64_t wwpn = INI_NONE, wwnn = INI_NONE; 2479 2480 nphdl = inot->in_nphdl; 2481 if (nphdl != NIL_HANDLE) { 2482 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2483 } else { 2484 portid = PORT_ANY; 2485 } 2486 2487 switch (inot->in_status) { 2488 case IN24XX_ELS_RCVD: 2489 { 2490 char buf[16]; 2491 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2492 2493 /* 2494 * Note that we're just getting notification that an ELS was received 2495 * (possibly with some associated information sent upstream). This is 2496 * *not* the same as being given the ELS frame to accept or reject. 2497 */ 2498 switch (inot->in_status_subcode) { 2499 case LOGO: 2500 msg = "LOGO"; 2501 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2502 isp_del_wwn_entry(isp, chan, wwpn, nphdl, portid); 2503 break; 2504 case PRLO: 2505 msg = "PRLO"; 2506 break; 2507 case PLOGI: 2508 msg = "PLOGI"; 2509 wwnn = be64dec(&ptr[IN24XX_PLOGI_WWNN_OFF]); 2510 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2511 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2512 nphdl, portid, prli_options); 2513 break; 2514 case PRLI: 2515 msg = "PRLI"; 2516 prli_options = inot->in_prli_options; 2517 if (inot->in_flags & IN24XX_FLAG_PN_NN_VALID) 2518 wwnn = be64dec(&ptr[IN24XX_PRLI_WWNN_OFF]); 2519 wwpn = be64dec(&ptr[IN24XX_PRLI_WWPN_OFF]); 2520 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2521 nphdl, portid, prli_options); 2522 break; 2523 case PDISC: 2524 msg = "PDISC"; 2525 break; 2526 case ADISC: 2527 msg = "ADISC"; 2528 break; 2529 default: 2530 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2531 msg = buf; 2532 break; 2533 } 2534 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2535 isp_prt(isp, ISP_LOGERR, "%s Chan %d ELS N-port handle %x PortID 0x%06x marked as needing a PUREX response", msg, chan, nphdl, portid); 2536 break; 2537 } 2538 isp_prt(isp, ISP_LOGTDEBUG0, "%s Chan %d ELS N-port handle %x PortID 0x%06x RX_ID 0x%x OX_ID 0x%x", msg, chan, nphdl, portid, 2539 inot->in_rxid, inot->in_oxid); 2540 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2541 break; 2542 } 2543 2544 case IN24XX_PORT_LOGOUT: 2545 msg = "PORT LOGOUT"; 2546 if (isp_find_pdb_by_handle(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2547 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2548 } 2549 /* FALLTHROUGH */ 2550 case IN24XX_PORT_CHANGED: 2551 if (msg == NULL) 2552 msg = "PORT CHANGED"; 2553 /* FALLTHROUGH */ 2554 case IN24XX_LIP_RESET: 2555 if (msg == NULL) 2556 msg = "LIP RESET"; 2557 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (sub-status 0x%x) for N-port handle 0x%x", ISP_GET_VPIDX(isp, inot->in_vpidx), msg, inot->in_status_subcode, nphdl); 2558 2559 /* 2560 * All subcodes here are irrelevant. What is relevant 2561 * is that we need to terminate all active commands from 2562 * this initiator (known by N-port handle). 2563 */ 2564 /* XXX IMPLEMENT XXX */ 2565 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2566 break; 2567 2568 case IN24XX_SRR_RCVD: 2569 #ifdef ISP_TARGET_MODE 2570 isp_handle_srr_notify(isp, inot); 2571 break; 2572 #else 2573 if (msg == NULL) 2574 msg = "SRR RCVD"; 2575 /* FALLTHROUGH */ 2576 #endif 2577 case IN24XX_LINK_RESET: 2578 if (msg == NULL) 2579 msg = "LINK RESET"; 2580 case IN24XX_LINK_FAILED: 2581 if (msg == NULL) 2582 msg = "LINK FAILED"; 2583 default: 2584 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), msg); 2585 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2586 break; 2587 } 2588 } 2589 2590 static int 2591 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp, uint32_t rsp) 2592 { 2593 2594 if (isp->isp_state != ISP_RUNSTATE) { 2595 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2596 return (0); 2597 } 2598 2599 /* 2600 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2601 */ 2602 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2603 ct7_entry_t local, *cto = &local; 2604 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2605 fcportdb_t *lp; 2606 uint32_t sid; 2607 uint16_t nphdl; 2608 2609 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2610 if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) { 2611 nphdl = lp->handle; 2612 } else { 2613 nphdl = NIL_HANDLE; 2614 } 2615 ISP_MEMZERO(&local, sizeof (local)); 2616 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2617 cto->ct_header.rqs_entry_count = 1; 2618 cto->ct_nphdl = nphdl; 2619 cto->ct_rxid = aep->at_rxid; 2620 cto->ct_vpidx = mp->nt_channel; 2621 cto->ct_iid_lo = sid; 2622 cto->ct_iid_hi = sid >> 16; 2623 cto->ct_oxid = aep->at_hdr.ox_id; 2624 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2625 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2626 if (rsp != 0) { 2627 cto->ct_scsi_status |= (FCP_RSPLEN_VALID << 8); 2628 cto->rsp.m1.ct_resplen = 4; 2629 ISP_MEMZERO(cto->rsp.m1.ct_resp, sizeof (cto->rsp.m1.ct_resp)); 2630 cto->rsp.m1.ct_resp[0] = rsp & 0xff; 2631 cto->rsp.m1.ct_resp[1] = (rsp >> 8) & 0xff; 2632 cto->rsp.m1.ct_resp[2] = (rsp >> 16) & 0xff; 2633 cto->rsp.m1.ct_resp[3] = (rsp >> 24) & 0xff; 2634 } 2635 return (isp_target_put_entry(isp, &local)); 2636 } 2637 2638 /* 2639 * This case is for a responding to an ABTS frame 2640 */ 2641 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2642 2643 /* 2644 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2645 */ 2646 if (mp->nt_need_ack) { 2647 uint8_t storage[QENTRY_LEN]; 2648 ct7_entry_t *cto = (ct7_entry_t *) storage; 2649 abts_t *abts = (abts_t *)mp->nt_lreserved; 2650 2651 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2652 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2653 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2654 cto->ct_header.rqs_entry_count = 1; 2655 cto->ct_nphdl = mp->nt_nphdl; 2656 cto->ct_rxid = abts->abts_rxid_task; 2657 cto->ct_iid_lo = mp->nt_sid; 2658 cto->ct_iid_hi = mp->nt_sid >> 16; 2659 cto->ct_oxid = abts->abts_ox_id; 2660 cto->ct_vpidx = mp->nt_channel; 2661 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2662 if (isp_target_put_entry(isp, cto)) { 2663 return (ENOMEM); 2664 } 2665 mp->nt_need_ack = 0; 2666 } 2667 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2668 return (ENOMEM); 2669 } else { 2670 return (0); 2671 } 2672 } 2673 2674 /* 2675 * Handle logout cases here 2676 */ 2677 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2678 isp_del_all_wwn_entries(isp, mp->nt_channel); 2679 } 2680 2681 if (mp->nt_ncode == NT_LOGOUT) { 2682 if (!IS_2100(isp) && IS_FC(isp)) { 2683 isp_del_wwn_entries(isp, mp); 2684 } 2685 } 2686 2687 /* 2688 * General purpose acknowledgement 2689 */ 2690 if (mp->nt_need_ack) { 2691 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2692 /* 2693 * Don't need to use the guaranteed send because the caller can retry 2694 */ 2695 return (isp_notify_ack(isp, mp->nt_lreserved)); 2696 } 2697 return (0); 2698 } 2699 2700 /* 2701 * Handle task management functions. 2702 * 2703 * We show up here with a notify structure filled out. 2704 * 2705 * The nt_lreserved tag points to the original queue entry 2706 */ 2707 static void 2708 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2709 { 2710 tstate_t *tptr; 2711 fcportdb_t *lp; 2712 struct ccb_immediate_notify *inot; 2713 inot_private_data_t *ntp = NULL; 2714 lun_id_t lun; 2715 2716 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2717 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2718 /* 2719 * NB: This assignment is necessary because of tricky type conversion. 2720 * XXX: This is tricky and I need to check this. If the lun isn't known 2721 * XXX: for the task management function, it does not of necessity follow 2722 * XXX: that it should go up stream to the wildcard listener. 2723 */ 2724 if (notify->nt_lun == LUN_ANY) { 2725 lun = CAM_LUN_WILDCARD; 2726 } else { 2727 lun = notify->nt_lun; 2728 } 2729 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2730 if (tptr == NULL) { 2731 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2732 if (tptr == NULL) { 2733 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2734 goto bad; 2735 } 2736 } 2737 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2738 if (inot == NULL) { 2739 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2740 goto bad; 2741 } 2742 2743 if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 && 2744 isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) { 2745 inot->initiator_id = CAM_TARGET_WILDCARD; 2746 } else { 2747 inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp); 2748 } 2749 inot->seq_id = notify->nt_tagval; 2750 inot->tag_id = notify->nt_tagval >> 32; 2751 2752 switch (notify->nt_ncode) { 2753 case NT_ABORT_TASK: 2754 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, inot->tag_id); 2755 inot->arg = MSG_ABORT_TASK; 2756 break; 2757 case NT_ABORT_TASK_SET: 2758 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, TAG_ANY); 2759 inot->arg = MSG_ABORT_TASK_SET; 2760 break; 2761 case NT_CLEAR_ACA: 2762 inot->arg = MSG_CLEAR_ACA; 2763 break; 2764 case NT_CLEAR_TASK_SET: 2765 inot->arg = MSG_CLEAR_TASK_SET; 2766 break; 2767 case NT_LUN_RESET: 2768 inot->arg = MSG_LOGICAL_UNIT_RESET; 2769 break; 2770 case NT_TARGET_RESET: 2771 inot->arg = MSG_TARGET_RESET; 2772 break; 2773 case NT_QUERY_TASK_SET: 2774 inot->arg = MSG_QUERY_TASK_SET; 2775 break; 2776 case NT_QUERY_ASYNC_EVENT: 2777 inot->arg = MSG_QUERY_ASYNC_EVENT; 2778 break; 2779 default: 2780 isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun %#jx", __func__, notify->nt_ncode, notify->nt_channel, (uintmax_t)lun); 2781 goto bad; 2782 } 2783 2784 ntp = isp_get_ntpd(isp, notify->nt_channel); 2785 if (ntp == NULL) { 2786 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2787 goto bad; 2788 } 2789 ISP_MEMCPY(&ntp->nt, notify, sizeof (isp_notify_t)); 2790 if (notify->nt_lreserved) { 2791 ISP_MEMCPY(&ntp->data, notify->nt_lreserved, QENTRY_LEN); 2792 ntp->nt.nt_lreserved = &ntp->data; 2793 } 2794 ntp->seq_id = notify->nt_tagval; 2795 ntp->tag_id = notify->nt_tagval >> 32; 2796 2797 tptr->inot_count--; 2798 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2799 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2800 inot->ccb_h.status = CAM_MESSAGE_RECV; 2801 xpt_done((union ccb *)inot); 2802 return; 2803 bad: 2804 if (notify->nt_need_ack && notify->nt_lreserved) { 2805 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2806 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 2807 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 2808 } 2809 } else { 2810 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 2811 } 2812 } 2813 } 2814 2815 static void 2816 isp_target_mark_aborted_early(ispsoftc_t *isp, int chan, tstate_t *tptr, uint32_t tag_id) 2817 { 2818 atio_private_data_t *atp, *atpool; 2819 inot_private_data_t *ntp, *tmp; 2820 uint32_t this_tag_id; 2821 2822 /* 2823 * First, clean any commands pending restart 2824 */ 2825 STAILQ_FOREACH_SAFE(ntp, &tptr->restart_queue, next, tmp) { 2826 if (IS_24XX(isp)) 2827 this_tag_id = ((at7_entry_t *)ntp->data)->at_rxid; 2828 else 2829 this_tag_id = ((at2_entry_t *)ntp->data)->at_rxid; 2830 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 2831 isp_endcmd(isp, ntp->data, NIL_HANDLE, chan, 2832 ECMD_TERMINATE, 0); 2833 isp_put_ntpd(isp, chan, ntp); 2834 STAILQ_REMOVE(&tptr->restart_queue, ntp, 2835 inot_private_data, next); 2836 } 2837 } 2838 2839 /* 2840 * Now mark other ones dead as well. 2841 */ 2842 ISP_GET_PC(isp, chan, atpool, atpool); 2843 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) { 2844 if (atp->lun != tptr->ts_lun) 2845 continue; 2846 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) 2847 atp->dead = 1; 2848 } 2849 } 2850 #endif 2851 2852 static void 2853 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 2854 { 2855 struct cam_sim *sim; 2856 int bus, tgt; 2857 ispsoftc_t *isp; 2858 2859 sim = (struct cam_sim *)cbarg; 2860 isp = (ispsoftc_t *) cam_sim_softc(sim); 2861 bus = cam_sim_bus(sim); 2862 tgt = xpt_path_target_id(path); 2863 2864 switch (code) { 2865 case AC_LOST_DEVICE: 2866 if (IS_SCSI(isp)) { 2867 uint16_t oflags, nflags; 2868 sdparam *sdp = SDPARAM(isp, bus); 2869 2870 if (tgt >= 0) { 2871 nflags = sdp->isp_devparam[tgt].nvrm_flags; 2872 nflags &= DPARM_SAFE_DFLT; 2873 if (isp->isp_loaded_fw) { 2874 nflags |= DPARM_NARROW | DPARM_ASYNC; 2875 } 2876 oflags = sdp->isp_devparam[tgt].goal_flags; 2877 sdp->isp_devparam[tgt].goal_flags = nflags; 2878 sdp->isp_devparam[tgt].dev_update = 1; 2879 sdp->update = 1; 2880 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 2881 sdp->isp_devparam[tgt].goal_flags = oflags; 2882 } 2883 } 2884 break; 2885 default: 2886 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 2887 break; 2888 } 2889 } 2890 2891 static void 2892 isp_poll(struct cam_sim *sim) 2893 { 2894 ispsoftc_t *isp = cam_sim_softc(sim); 2895 uint16_t isr, sema, info; 2896 2897 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 2898 isp_intr(isp, isr, sema, info); 2899 } 2900 2901 2902 static void 2903 isp_watchdog(void *arg) 2904 { 2905 struct ccb_scsiio *xs = arg; 2906 ispsoftc_t *isp; 2907 uint32_t ohandle = ISP_HANDLE_FREE, handle; 2908 2909 isp = XS_ISP(xs); 2910 2911 handle = isp_find_handle(isp, xs); 2912 2913 /* 2914 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 2915 */ 2916 if (handle != ISP_HANDLE_FREE) { 2917 uint16_t isr, sema, info; 2918 if (ISP_READ_ISR(isp, &isr, &sema, &info) != 0) 2919 isp_intr(isp, isr, sema, info); 2920 ohandle = handle; 2921 handle = isp_find_handle(isp, xs); 2922 } 2923 if (handle != ISP_HANDLE_FREE) { 2924 /* 2925 * Try and make sure the command is really dead before 2926 * we release the handle (and DMA resources) for reuse. 2927 * 2928 * If we are successful in aborting the command then 2929 * we're done here because we'll get the command returned 2930 * back separately. 2931 */ 2932 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 2933 return; 2934 } 2935 2936 /* 2937 * Note that after calling the above, the command may in 2938 * fact have been completed. 2939 */ 2940 xs = isp_find_xs(isp, handle); 2941 2942 /* 2943 * If the command no longer exists, then we won't 2944 * be able to find the xs again with this handle. 2945 */ 2946 if (xs == NULL) { 2947 return; 2948 } 2949 2950 /* 2951 * After this point, the command is really dead. 2952 */ 2953 if (XS_XFRLEN(xs)) { 2954 ISP_DMAFREE(isp, xs, handle); 2955 } 2956 isp_destroy_handle(isp, handle); 2957 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 2958 xs->ccb_h.status &= ~CAM_STATUS_MASK; 2959 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 2960 isp_prt_endcmd(isp, xs); 2961 isp_done(xs); 2962 } else { 2963 if (ohandle != ISP_HANDLE_FREE) { 2964 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 2965 } else { 2966 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 2967 } 2968 } 2969 } 2970 2971 static void 2972 isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 2973 { 2974 union ccb *ccb; 2975 struct isp_fc *fc = ISP_FC_PC(isp, chan); 2976 2977 /* 2978 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 2979 */ 2980 ccb = xpt_alloc_ccb_nowait(); 2981 if (ccb == NULL) { 2982 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 2983 return; 2984 } 2985 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 2986 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2987 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 2988 xpt_free_ccb(ccb); 2989 return; 2990 } 2991 xpt_rescan(ccb); 2992 } 2993 2994 static void 2995 isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 2996 { 2997 struct cam_path *tp; 2998 struct isp_fc *fc = ISP_FC_PC(isp, chan); 2999 3000 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 3001 xpt_async(AC_LOST_DEVICE, tp, NULL); 3002 xpt_free_path(tp); 3003 } 3004 } 3005 3006 /* 3007 * Gone Device Timer Function- when we have decided that a device has gone 3008 * away, we wait a specific period of time prior to telling the OS it has 3009 * gone away. 3010 * 3011 * This timer function fires once a second and then scans the port database 3012 * for devices that are marked dead but still have a virtual target assigned. 3013 * We decrement a counter for that port database entry, and when it hits zero, 3014 * we tell the OS the device has gone away. 3015 */ 3016 static void 3017 isp_gdt(void *arg) 3018 { 3019 struct isp_fc *fc = arg; 3020 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 3021 } 3022 3023 static void 3024 isp_gdt_task(void *arg, int pending) 3025 { 3026 struct isp_fc *fc = arg; 3027 ispsoftc_t *isp = fc->isp; 3028 int chan = fc - isp->isp_osinfo.pc.fc; 3029 fcportdb_t *lp; 3030 struct ac_contract ac; 3031 struct ac_device_changed *adc; 3032 int dbidx, more_to_do = 0; 3033 3034 ISP_LOCK(isp); 3035 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 3036 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3037 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3038 3039 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 3040 continue; 3041 } 3042 if (lp->gone_timer != 0) { 3043 lp->gone_timer -= 1; 3044 more_to_do++; 3045 continue; 3046 } 3047 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout"); 3048 if (lp->is_target) { 3049 lp->is_target = 0; 3050 isp_make_gone(isp, lp, chan, dbidx); 3051 } 3052 if (lp->is_initiator) { 3053 lp->is_initiator = 0; 3054 ac.contract_number = AC_CONTRACT_DEV_CHG; 3055 adc = (struct ac_device_changed *) ac.contract_data; 3056 adc->wwpn = lp->port_wwn; 3057 adc->port = lp->portid; 3058 adc->target = dbidx; 3059 adc->arrived = 0; 3060 xpt_async(AC_CONTRACT, fc->path, &ac); 3061 } 3062 lp->state = FC_PORTDB_STATE_NIL; 3063 } 3064 if (fc->ready) { 3065 if (more_to_do) { 3066 callout_reset(&fc->gdt, hz, isp_gdt, fc); 3067 } else { 3068 callout_deactivate(&fc->gdt); 3069 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 3070 } 3071 } 3072 ISP_UNLOCK(isp); 3073 } 3074 3075 /* 3076 * When loop goes down we remember the time and freeze CAM command queue. 3077 * During some time period we are trying to reprobe the loop. But if we 3078 * fail, we tell the OS that devices have gone away and drop the freeze. 3079 * 3080 * We don't clear the devices out of our port database because, when loop 3081 * come back up, we have to do some actual cleanup with the chip at that 3082 * point (implicit PLOGO, e.g., to get the chip's port database state right). 3083 */ 3084 static void 3085 isp_loop_changed(ispsoftc_t *isp, int chan) 3086 { 3087 fcparam *fcp = FCPARAM(isp, chan); 3088 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3089 3090 if (fc->loop_down_time) 3091 return; 3092 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan); 3093 if (fcp->role & ISP_ROLE_INITIATOR) 3094 isp_freeze_loopdown(isp, chan); 3095 fc->loop_dead = 0; 3096 fc->loop_down_time = time_uptime; 3097 wakeup(fc); 3098 } 3099 3100 static void 3101 isp_loop_up(ispsoftc_t *isp, int chan) 3102 { 3103 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3104 3105 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan); 3106 fc->loop_seen_once = 1; 3107 fc->loop_dead = 0; 3108 fc->loop_down_time = 0; 3109 isp_unfreeze_loopdown(isp, chan); 3110 } 3111 3112 static void 3113 isp_loop_dead(ispsoftc_t *isp, int chan) 3114 { 3115 fcparam *fcp = FCPARAM(isp, chan); 3116 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3117 fcportdb_t *lp; 3118 struct ac_contract ac; 3119 struct ac_device_changed *adc; 3120 int dbidx, i; 3121 3122 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan); 3123 3124 /* 3125 * Notify to the OS all targets who we now consider have departed. 3126 */ 3127 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3128 lp = &fcp->portdb[dbidx]; 3129 3130 if (lp->state == FC_PORTDB_STATE_NIL) 3131 continue; 3132 3133 /* 3134 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 3135 */ 3136 for (i = 0; i < isp->isp_maxcmds; i++) { 3137 struct ccb_scsiio *xs; 3138 3139 if (ISP_H2HT(isp->isp_xflist[i].handle) != ISP_HANDLE_INITIATOR) { 3140 continue; 3141 } 3142 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 3143 continue; 3144 } 3145 if (dbidx != XS_TGT(xs)) { 3146 continue; 3147 } 3148 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout", 3149 isp->isp_xflist[i].handle, chan, XS_TGT(xs), 3150 (uintmax_t)XS_LUN(xs)); 3151 } 3152 3153 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout"); 3154 if (lp->is_target) { 3155 lp->is_target = 0; 3156 isp_make_gone(isp, lp, chan, dbidx); 3157 } 3158 if (lp->is_initiator) { 3159 lp->is_initiator = 0; 3160 ac.contract_number = AC_CONTRACT_DEV_CHG; 3161 adc = (struct ac_device_changed *) ac.contract_data; 3162 adc->wwpn = lp->port_wwn; 3163 adc->port = lp->portid; 3164 adc->target = dbidx; 3165 adc->arrived = 0; 3166 xpt_async(AC_CONTRACT, fc->path, &ac); 3167 } 3168 } 3169 3170 isp_unfreeze_loopdown(isp, chan); 3171 fc->loop_dead = 1; 3172 fc->loop_down_time = 0; 3173 } 3174 3175 static void 3176 isp_kthread(void *arg) 3177 { 3178 struct isp_fc *fc = arg; 3179 ispsoftc_t *isp = fc->isp; 3180 int chan = fc - isp->isp_osinfo.pc.fc; 3181 int slp = 0, d; 3182 int lb, lim; 3183 3184 mtx_lock(&isp->isp_osinfo.lock); 3185 3186 while (isp->isp_osinfo.is_exiting == 0) { 3187 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3188 "Chan %d Checking FC state", chan); 3189 lb = isp_fc_runstate(isp, chan, 250000); 3190 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3191 "Chan %d FC got to %s state", chan, 3192 isp_fc_loop_statename(lb)); 3193 3194 /* 3195 * Our action is different based upon whether we're supporting 3196 * Initiator mode or not. If we are, we might freeze the simq 3197 * when loop is down and set all sorts of different delays to 3198 * check again. 3199 * 3200 * If not, we simply just wait for loop to come up. 3201 */ 3202 if (lb == LOOP_READY || lb < 0) { 3203 slp = 0; 3204 } else { 3205 /* 3206 * If we've never seen loop up and we've waited longer 3207 * than quickboot time, or we've seen loop up but we've 3208 * waited longer than loop_down_limit, give up and go 3209 * to sleep until loop comes up. 3210 */ 3211 if (fc->loop_seen_once == 0) 3212 lim = isp_quickboot_time; 3213 else 3214 lim = fc->loop_down_limit; 3215 d = time_uptime - fc->loop_down_time; 3216 if (d >= lim) 3217 slp = 0; 3218 else if (d < 10) 3219 slp = 1; 3220 else if (d < 30) 3221 slp = 5; 3222 else if (d < 60) 3223 slp = 10; 3224 else if (d < 120) 3225 slp = 20; 3226 else 3227 slp = 30; 3228 } 3229 3230 if (slp == 0) { 3231 if (lb == LOOP_READY) 3232 isp_loop_up(isp, chan); 3233 else 3234 isp_loop_dead(isp, chan); 3235 } 3236 3237 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3238 "Chan %d sleep for %d seconds", chan, slp); 3239 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 3240 } 3241 fc->num_threads -= 1; 3242 mtx_unlock(&isp->isp_osinfo.lock); 3243 kthread_exit(); 3244 } 3245 3246 #ifdef ISP_TARGET_MODE 3247 static void 3248 isp_abort_atio(ispsoftc_t *isp, union ccb *ccb) 3249 { 3250 atio_private_data_t *atp; 3251 union ccb *accb = ccb->cab.abort_ccb; 3252 struct ccb_hdr *sccb; 3253 tstate_t *tptr; 3254 3255 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3256 if (tptr != NULL) { 3257 /* Search for the ATIO among queueued. */ 3258 SLIST_FOREACH(sccb, &tptr->atios, sim_links.sle) { 3259 if (sccb != &accb->ccb_h) 3260 continue; 3261 SLIST_REMOVE(&tptr->atios, sccb, ccb_hdr, sim_links.sle); 3262 tptr->atio_count--; 3263 accb->ccb_h.status = CAM_REQ_ABORTED; 3264 xpt_done(accb); 3265 ccb->ccb_h.status = CAM_REQ_CMP; 3266 return; 3267 } 3268 } 3269 3270 /* Search for the ATIO among running. */ 3271 atp = isp_find_atpd(isp, XS_CHANNEL(accb), accb->atio.tag_id); 3272 if (atp != NULL) { 3273 /* Send TERMINATE to firmware. */ 3274 if (!atp->dead && IS_24XX(isp)) { 3275 uint8_t storage[QENTRY_LEN]; 3276 ct7_entry_t *cto = (ct7_entry_t *) storage; 3277 3278 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 3279 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3280 cto->ct_header.rqs_entry_count = 1; 3281 cto->ct_nphdl = atp->nphdl; 3282 cto->ct_rxid = atp->tag; 3283 cto->ct_iid_lo = atp->sid; 3284 cto->ct_iid_hi = atp->sid >> 16; 3285 cto->ct_oxid = atp->oxid; 3286 cto->ct_vpidx = XS_CHANNEL(accb); 3287 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 3288 isp_target_put_entry(isp, cto); 3289 } 3290 isp_put_atpd(isp, XS_CHANNEL(accb), atp); 3291 ccb->ccb_h.status = CAM_REQ_CMP; 3292 } else { 3293 ccb->ccb_h.status = CAM_UA_ABORT; 3294 } 3295 } 3296 3297 static void 3298 isp_abort_inot(ispsoftc_t *isp, union ccb *ccb) 3299 { 3300 inot_private_data_t *ntp; 3301 union ccb *accb = ccb->cab.abort_ccb; 3302 struct ccb_hdr *sccb; 3303 tstate_t *tptr; 3304 3305 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3306 if (tptr != NULL) { 3307 /* Search for the INOT among queueued. */ 3308 SLIST_FOREACH(sccb, &tptr->inots, sim_links.sle) { 3309 if (sccb != &accb->ccb_h) 3310 continue; 3311 SLIST_REMOVE(&tptr->inots, sccb, ccb_hdr, sim_links.sle); 3312 tptr->inot_count--; 3313 accb->ccb_h.status = CAM_REQ_ABORTED; 3314 xpt_done(accb); 3315 ccb->ccb_h.status = CAM_REQ_CMP; 3316 return; 3317 } 3318 } 3319 3320 /* Search for the INOT among running. */ 3321 ntp = isp_find_ntpd(isp, XS_CHANNEL(accb), accb->cin1.tag_id, accb->cin1.seq_id); 3322 if (ntp != NULL) { 3323 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, ntp->data); 3324 isp_put_ntpd(isp, XS_CHANNEL(accb), ntp); 3325 ccb->ccb_h.status = CAM_REQ_CMP; 3326 } else { 3327 ccb->ccb_h.status = CAM_UA_ABORT; 3328 return; 3329 } 3330 } 3331 #endif 3332 3333 static void 3334 isp_action(struct cam_sim *sim, union ccb *ccb) 3335 { 3336 int bus, tgt, ts, error; 3337 ispsoftc_t *isp; 3338 struct ccb_trans_settings *cts; 3339 3340 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 3341 3342 isp = (ispsoftc_t *)cam_sim_softc(sim); 3343 mtx_assert(&isp->isp_lock, MA_OWNED); 3344 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 3345 ISP_PCMD(ccb) = NULL; 3346 3347 switch (ccb->ccb_h.func_code) { 3348 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3349 bus = XS_CHANNEL(ccb); 3350 /* 3351 * Do a couple of preliminary checks... 3352 */ 3353 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3354 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3355 ccb->ccb_h.status = CAM_REQ_INVALID; 3356 isp_done((struct ccb_scsiio *) ccb); 3357 break; 3358 } 3359 } 3360 ccb->csio.req_map = NULL; 3361 #ifdef DIAGNOSTIC 3362 if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) { 3363 xpt_print(ccb->ccb_h.path, "invalid target\n"); 3364 ccb->ccb_h.status = CAM_PATH_INVALID; 3365 } else if (ISP_MAX_LUNS(isp) > 0 && 3366 ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) { 3367 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 3368 ccb->ccb_h.status = CAM_PATH_INVALID; 3369 } 3370 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 3371 xpt_done(ccb); 3372 break; 3373 } 3374 #endif 3375 ccb->csio.scsi_status = SCSI_STATUS_OK; 3376 if (isp_get_pcmd(isp, ccb)) { 3377 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 3378 cam_freeze_devq(ccb->ccb_h.path); 3379 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 3380 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3381 xpt_done(ccb); 3382 break; 3383 } 3384 error = isp_start((XS_T *) ccb); 3385 switch (error) { 3386 case CMD_QUEUED: 3387 ccb->ccb_h.status |= CAM_SIM_QUEUED; 3388 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 3389 break; 3390 } 3391 ts = ccb->ccb_h.timeout; 3392 if (ts == CAM_TIME_DEFAULT) { 3393 ts = 60*1000; 3394 } 3395 ts = isp_mstohz(ts); 3396 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 3397 break; 3398 case CMD_RQLATER: 3399 /* 3400 * We get this result if the loop isn't ready 3401 * or if the device in question has gone zombie. 3402 */ 3403 if (ISP_FC_PC(isp, bus)->loop_dead) { 3404 isp_prt(isp, ISP_LOGDEBUG0, 3405 "%d.%jx loop is dead", 3406 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3407 ccb->ccb_h.status = CAM_SEL_TIMEOUT; 3408 isp_done((struct ccb_scsiio *) ccb); 3409 break; 3410 } 3411 isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later", 3412 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3413 cam_freeze_devq(ccb->ccb_h.path); 3414 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3415 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3416 isp_free_pcmd(isp, ccb); 3417 xpt_done(ccb); 3418 break; 3419 case CMD_EAGAIN: 3420 isp_free_pcmd(isp, ccb); 3421 cam_freeze_devq(ccb->ccb_h.path); 3422 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 3423 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3424 xpt_done(ccb); 3425 break; 3426 case CMD_COMPLETE: 3427 isp_done((struct ccb_scsiio *) ccb); 3428 break; 3429 default: 3430 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 3431 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3432 isp_free_pcmd(isp, ccb); 3433 xpt_done(ccb); 3434 } 3435 break; 3436 3437 #ifdef ISP_TARGET_MODE 3438 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 3439 if (ccb->cel.enable) { 3440 isp_enable_lun(isp, ccb); 3441 } else { 3442 isp_disable_lun(isp, ccb); 3443 } 3444 break; 3445 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 3446 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3447 { 3448 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 3449 if (tptr == NULL) { 3450 const char *str; 3451 3452 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) 3453 str = "XPT_IMMEDIATE_NOTIFY"; 3454 else 3455 str = "XPT_ACCEPT_TARGET_IO"; 3456 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, 3457 "%s: no state pointer found for %s\n", 3458 __func__, str); 3459 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3460 xpt_done(ccb); 3461 break; 3462 } 3463 ccb->ccb_h.spriv_field0 = 0; 3464 ccb->ccb_h.spriv_ptr1 = isp; 3465 3466 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3467 ccb->atio.tag_id = 0; 3468 tptr->atio_count++; 3469 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 3470 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, 3471 "Put FREE ATIO, count now %d\n", tptr->atio_count); 3472 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3473 ccb->cin1.seq_id = ccb->cin1.tag_id = 0; 3474 tptr->inot_count++; 3475 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3476 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, 3477 "Put FREE INOT, count now %d\n", tptr->inot_count); 3478 } 3479 ccb->ccb_h.status = CAM_REQ_INPROG; 3480 break; 3481 } 3482 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 3483 { 3484 inot_private_data_t *ntp; 3485 3486 /* 3487 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 3488 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 3489 */ 3490 /* 3491 * All the relevant path information is in the associated immediate notify 3492 */ 3493 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: [0x%x] NOTIFY ACKNOWLEDGE for 0x%x seen\n", __func__, ccb->cna2.tag_id, ccb->cna2.seq_id); 3494 ntp = isp_find_ntpd(isp, XS_CHANNEL(ccb), ccb->cna2.tag_id, ccb->cna2.seq_id); 3495 if (ntp == NULL) { 3496 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] XPT_NOTIFY_ACKNOWLEDGE of 0x%x cannot find ntp private data\n", __func__, 3497 ccb->cna2.tag_id, ccb->cna2.seq_id); 3498 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3499 xpt_done(ccb); 3500 break; 3501 } 3502 if (isp_handle_platform_target_notify_ack(isp, &ntp->nt, 3503 (ccb->ccb_h.flags & CAM_SEND_STATUS) ? ccb->cna2.arg : 0)) { 3504 cam_freeze_devq(ccb->ccb_h.path); 3505 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3506 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 3507 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 3508 break; 3509 } 3510 isp_put_ntpd(isp, XS_CHANNEL(ccb), ntp); 3511 ccb->ccb_h.status = CAM_REQ_CMP; 3512 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: [0x%x] calling xpt_done for tag 0x%x\n", __func__, ccb->cna2.tag_id, ccb->cna2.seq_id); 3513 xpt_done(ccb); 3514 break; 3515 } 3516 case XPT_CONT_TARGET_IO: 3517 isp_target_start_ctio(isp, ccb, FROM_CAM); 3518 break; 3519 #endif 3520 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 3521 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 3522 tgt = ccb->ccb_h.target_id; 3523 tgt |= (bus << 16); 3524 3525 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 3526 if (error) { 3527 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3528 } else { 3529 /* 3530 * If we have a FC device, reset the Command 3531 * Reference Number, because the target will expect 3532 * that we re-start the CRN at 1 after a reset. 3533 */ 3534 if (IS_FC(isp)) 3535 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 3536 3537 ccb->ccb_h.status = CAM_REQ_CMP; 3538 } 3539 xpt_done(ccb); 3540 break; 3541 case XPT_ABORT: /* Abort the specified CCB */ 3542 { 3543 union ccb *accb = ccb->cab.abort_ccb; 3544 switch (accb->ccb_h.func_code) { 3545 #ifdef ISP_TARGET_MODE 3546 case XPT_ACCEPT_TARGET_IO: 3547 isp_abort_atio(isp, ccb); 3548 break; 3549 case XPT_IMMEDIATE_NOTIFY: 3550 isp_abort_inot(isp, ccb); 3551 break; 3552 #endif 3553 case XPT_SCSI_IO: 3554 error = isp_control(isp, ISPCTL_ABORT_CMD, accb); 3555 if (error) { 3556 ccb->ccb_h.status = CAM_UA_ABORT; 3557 } else { 3558 ccb->ccb_h.status = CAM_REQ_CMP; 3559 } 3560 break; 3561 default: 3562 ccb->ccb_h.status = CAM_REQ_INVALID; 3563 break; 3564 } 3565 /* 3566 * This is not a queued CCB, so the caller expects it to be 3567 * complete when control is returned. 3568 */ 3569 break; 3570 } 3571 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 3572 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3573 cts = &ccb->cts; 3574 if (!IS_CURRENT_SETTINGS(cts)) { 3575 ccb->ccb_h.status = CAM_REQ_INVALID; 3576 xpt_done(ccb); 3577 break; 3578 } 3579 tgt = cts->ccb_h.target_id; 3580 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3581 if (IS_SCSI(isp)) { 3582 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3583 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3584 sdparam *sdp = SDPARAM(isp, bus); 3585 uint16_t *dptr; 3586 3587 if (spi->valid == 0 && scsi->valid == 0) { 3588 ccb->ccb_h.status = CAM_REQ_CMP; 3589 xpt_done(ccb); 3590 break; 3591 } 3592 3593 /* 3594 * We always update (internally) from goal_flags 3595 * so any request to change settings just gets 3596 * vectored to that location. 3597 */ 3598 dptr = &sdp->isp_devparam[tgt].goal_flags; 3599 3600 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3601 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 3602 *dptr |= DPARM_DISC; 3603 else 3604 *dptr &= ~DPARM_DISC; 3605 } 3606 3607 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3608 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 3609 *dptr |= DPARM_TQING; 3610 else 3611 *dptr &= ~DPARM_TQING; 3612 } 3613 3614 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3615 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 3616 *dptr |= DPARM_WIDE; 3617 else 3618 *dptr &= ~DPARM_WIDE; 3619 } 3620 3621 /* 3622 * XXX: FIX ME 3623 */ 3624 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 3625 *dptr |= DPARM_SYNC; 3626 /* 3627 * XXX: CHECK FOR LEGALITY 3628 */ 3629 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 3630 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 3631 } else { 3632 *dptr &= ~DPARM_SYNC; 3633 } 3634 isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%jx) to flags %x off %x per %x", bus, tgt, (uintmax_t)cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags, 3635 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 3636 sdp->isp_devparam[tgt].dev_update = 1; 3637 sdp->update = 1; 3638 } 3639 ccb->ccb_h.status = CAM_REQ_CMP; 3640 xpt_done(ccb); 3641 break; 3642 case XPT_GET_TRAN_SETTINGS: 3643 cts = &ccb->cts; 3644 tgt = cts->ccb_h.target_id; 3645 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3646 if (IS_FC(isp)) { 3647 fcparam *fcp = FCPARAM(isp, bus); 3648 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3649 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 3650 3651 cts->protocol = PROTO_SCSI; 3652 cts->protocol_version = SCSI_REV_2; 3653 cts->transport = XPORT_FC; 3654 cts->transport_version = 0; 3655 3656 scsi->valid = CTS_SCSI_VALID_TQ; 3657 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3658 fc->valid = CTS_FC_VALID_SPEED; 3659 fc->bitrate = 100000; 3660 fc->bitrate *= fcp->isp_gbspeed; 3661 if (tgt < MAX_FC_TARG) { 3662 fcportdb_t *lp = &fcp->portdb[tgt]; 3663 fc->wwnn = lp->node_wwn; 3664 fc->wwpn = lp->port_wwn; 3665 fc->port = lp->portid; 3666 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 3667 } 3668 } else { 3669 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3670 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3671 sdparam *sdp = SDPARAM(isp, bus); 3672 uint16_t dval, pval, oval; 3673 3674 if (IS_CURRENT_SETTINGS(cts)) { 3675 sdp->isp_devparam[tgt].dev_refresh = 1; 3676 sdp->update = 1; 3677 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3678 dval = sdp->isp_devparam[tgt].actv_flags; 3679 oval = sdp->isp_devparam[tgt].actv_offset; 3680 pval = sdp->isp_devparam[tgt].actv_period; 3681 } else { 3682 dval = sdp->isp_devparam[tgt].nvrm_flags; 3683 oval = sdp->isp_devparam[tgt].nvrm_offset; 3684 pval = sdp->isp_devparam[tgt].nvrm_period; 3685 } 3686 3687 cts->protocol = PROTO_SCSI; 3688 cts->protocol_version = SCSI_REV_2; 3689 cts->transport = XPORT_SPI; 3690 cts->transport_version = 2; 3691 3692 spi->valid = 0; 3693 scsi->valid = 0; 3694 spi->flags = 0; 3695 scsi->flags = 0; 3696 if (dval & DPARM_DISC) { 3697 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3698 } 3699 if ((dval & DPARM_SYNC) && oval && pval) { 3700 spi->sync_offset = oval; 3701 spi->sync_period = pval; 3702 } else { 3703 spi->sync_offset = 0; 3704 spi->sync_period = 0; 3705 } 3706 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3707 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3708 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3709 if (dval & DPARM_WIDE) { 3710 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3711 } else { 3712 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3713 } 3714 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3715 scsi->valid = CTS_SCSI_VALID_TQ; 3716 if (dval & DPARM_TQING) { 3717 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3718 } 3719 spi->valid |= CTS_SPI_VALID_DISC; 3720 } 3721 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 3722 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 3723 } 3724 ccb->ccb_h.status = CAM_REQ_CMP; 3725 xpt_done(ccb); 3726 break; 3727 3728 case XPT_CALC_GEOMETRY: 3729 cam_calc_geometry(&ccb->ccg, 1); 3730 xpt_done(ccb); 3731 break; 3732 3733 case XPT_RESET_BUS: /* Reset the specified bus */ 3734 bus = cam_sim_bus(sim); 3735 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 3736 if (error) { 3737 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3738 xpt_done(ccb); 3739 break; 3740 } 3741 if (bootverbose) { 3742 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 3743 } 3744 if (IS_FC(isp)) { 3745 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 3746 } else { 3747 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 3748 } 3749 ccb->ccb_h.status = CAM_REQ_CMP; 3750 xpt_done(ccb); 3751 break; 3752 3753 case XPT_TERM_IO: /* Terminate the I/O process */ 3754 ccb->ccb_h.status = CAM_REQ_INVALID; 3755 xpt_done(ccb); 3756 break; 3757 3758 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 3759 { 3760 struct ccb_sim_knob *kp = &ccb->knob; 3761 fcparam *fcp; 3762 3763 if (!IS_FC(isp)) { 3764 ccb->ccb_h.status = CAM_REQ_INVALID; 3765 xpt_done(ccb); 3766 break; 3767 } 3768 3769 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3770 fcp = FCPARAM(isp, bus); 3771 3772 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 3773 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 3774 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 3775 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 3776 } 3777 ccb->ccb_h.status = CAM_REQ_CMP; 3778 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 3779 int rchange = 0; 3780 int newrole = 0; 3781 3782 switch (kp->xport_specific.fc.role) { 3783 case KNOB_ROLE_NONE: 3784 if (fcp->role != ISP_ROLE_NONE) { 3785 rchange = 1; 3786 newrole = ISP_ROLE_NONE; 3787 } 3788 break; 3789 case KNOB_ROLE_TARGET: 3790 if (fcp->role != ISP_ROLE_TARGET) { 3791 rchange = 1; 3792 newrole = ISP_ROLE_TARGET; 3793 } 3794 break; 3795 case KNOB_ROLE_INITIATOR: 3796 if (fcp->role != ISP_ROLE_INITIATOR) { 3797 rchange = 1; 3798 newrole = ISP_ROLE_INITIATOR; 3799 } 3800 break; 3801 case KNOB_ROLE_BOTH: 3802 if (fcp->role != ISP_ROLE_BOTH) { 3803 rchange = 1; 3804 newrole = ISP_ROLE_BOTH; 3805 } 3806 break; 3807 } 3808 if (rchange) { 3809 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 3810 if (isp_control(isp, ISPCTL_CHANGE_ROLE, 3811 bus, newrole) != 0) { 3812 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3813 xpt_done(ccb); 3814 break; 3815 } 3816 } 3817 } 3818 xpt_done(ccb); 3819 break; 3820 } 3821 case XPT_GET_SIM_KNOB_OLD: /* Get SIM knobs -- compat value */ 3822 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 3823 { 3824 struct ccb_sim_knob *kp = &ccb->knob; 3825 3826 if (IS_FC(isp)) { 3827 fcparam *fcp; 3828 3829 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3830 fcp = FCPARAM(isp, bus); 3831 3832 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 3833 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 3834 switch (fcp->role) { 3835 case ISP_ROLE_NONE: 3836 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 3837 break; 3838 case ISP_ROLE_TARGET: 3839 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 3840 break; 3841 case ISP_ROLE_INITIATOR: 3842 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 3843 break; 3844 case ISP_ROLE_BOTH: 3845 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 3846 break; 3847 } 3848 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 3849 ccb->ccb_h.status = CAM_REQ_CMP; 3850 } else { 3851 ccb->ccb_h.status = CAM_REQ_INVALID; 3852 } 3853 xpt_done(ccb); 3854 break; 3855 } 3856 case XPT_PATH_INQ: /* Path routing inquiry */ 3857 { 3858 struct ccb_pathinq *cpi = &ccb->cpi; 3859 3860 cpi->version_num = 1; 3861 #ifdef ISP_TARGET_MODE 3862 if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp)) 3863 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 3864 else 3865 #endif 3866 cpi->target_sprt = 0; 3867 cpi->hba_eng_cnt = 0; 3868 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 3869 cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ? 3870 255 : ISP_MAX_LUNS(isp) - 1; 3871 cpi->bus_id = cam_sim_bus(sim); 3872 if (isp->isp_osinfo.sixtyfourbit) 3873 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 3874 else 3875 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 3876 3877 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 3878 if (IS_FC(isp)) { 3879 fcparam *fcp = FCPARAM(isp, bus); 3880 3881 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 3882 #if __FreeBSD_version >= 1000700 3883 cpi->hba_misc |= PIM_EXTLUNS; 3884 #endif 3885 #if __FreeBSD_version >= 1000039 3886 cpi->hba_misc |= PIM_NOSCAN; 3887 #endif 3888 3889 /* 3890 * Because our loop ID can shift from time to time, 3891 * make our initiator ID out of range of our bus. 3892 */ 3893 cpi->initiator_id = cpi->max_target + 1; 3894 3895 /* 3896 * Set base transfer capabilities for Fibre Channel, for this HBA. 3897 */ 3898 if (IS_25XX(isp)) { 3899 cpi->base_transfer_speed = 8000000; 3900 } else if (IS_24XX(isp)) { 3901 cpi->base_transfer_speed = 4000000; 3902 } else if (IS_23XX(isp)) { 3903 cpi->base_transfer_speed = 2000000; 3904 } else { 3905 cpi->base_transfer_speed = 1000000; 3906 } 3907 cpi->hba_inquiry = PI_TAG_ABLE; 3908 cpi->transport = XPORT_FC; 3909 cpi->transport_version = 0; 3910 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 3911 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 3912 cpi->xport_specific.fc.port = fcp->isp_portid; 3913 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 3914 } else { 3915 sdparam *sdp = SDPARAM(isp, bus); 3916 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 3917 cpi->hba_misc = PIM_UNMAPPED; 3918 cpi->initiator_id = sdp->isp_initiator_id; 3919 cpi->base_transfer_speed = 3300; 3920 cpi->transport = XPORT_SPI; 3921 cpi->transport_version = 2; 3922 } 3923 cpi->protocol = PROTO_SCSI; 3924 cpi->protocol_version = SCSI_REV_2; 3925 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 3926 strlcpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 3927 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 3928 cpi->unit_number = cam_sim_unit(sim); 3929 cpi->ccb_h.status = CAM_REQ_CMP; 3930 xpt_done(ccb); 3931 break; 3932 } 3933 default: 3934 ccb->ccb_h.status = CAM_REQ_INVALID; 3935 xpt_done(ccb); 3936 break; 3937 } 3938 } 3939 3940 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 3941 3942 void 3943 isp_done(XS_T *sccb) 3944 { 3945 ispsoftc_t *isp = XS_ISP(sccb); 3946 uint32_t status; 3947 3948 if (XS_NOERR(sccb)) 3949 XS_SETERR(sccb, CAM_REQ_CMP); 3950 3951 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 3952 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 3953 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 3954 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 3955 } else { 3956 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 3957 } 3958 } 3959 3960 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3961 status = sccb->ccb_h.status & CAM_STATUS_MASK; 3962 if (status != CAM_REQ_CMP) { 3963 if (status != CAM_SEL_TIMEOUT) 3964 isp_prt(isp, ISP_LOGDEBUG0, 3965 "target %d lun %jx CAM status 0x%x SCSI status 0x%x", 3966 XS_TGT(sccb), (uintmax_t)XS_LUN(sccb), 3967 sccb->ccb_h.status, sccb->scsi_status); 3968 else if ((IS_FC(isp)) 3969 && (XS_TGT(sccb) < MAX_FC_TARG)) { 3970 fcparam *fcp; 3971 3972 fcp = FCPARAM(isp, XS_CHANNEL(sccb)); 3973 fcp->portdb[XS_TGT(sccb)].is_target = 0; 3974 } 3975 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 3976 sccb->ccb_h.status |= CAM_DEV_QFRZN; 3977 xpt_freeze_devq(sccb->ccb_h.path, 1); 3978 } 3979 } 3980 3981 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3982 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 3983 } 3984 3985 if (ISP_PCMD(sccb)) { 3986 if (callout_active(&PISP_PCMD(sccb)->wdog)) 3987 callout_stop(&PISP_PCMD(sccb)->wdog); 3988 isp_free_pcmd(isp, (union ccb *) sccb); 3989 } 3990 xpt_done((union ccb *) sccb); 3991 } 3992 3993 void 3994 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 3995 { 3996 int bus; 3997 static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s"; 3998 char buf[64]; 3999 char *msg = NULL; 4000 target_id_t tgt; 4001 fcportdb_t *lp; 4002 struct isp_fc *fc; 4003 struct cam_path *tmppath; 4004 struct ac_contract ac; 4005 struct ac_device_changed *adc; 4006 va_list ap; 4007 4008 switch (cmd) { 4009 case ISPASYNC_NEW_TGT_PARAMS: 4010 { 4011 struct ccb_trans_settings_scsi *scsi; 4012 struct ccb_trans_settings_spi *spi; 4013 int flags, tgt; 4014 sdparam *sdp; 4015 struct ccb_trans_settings cts; 4016 4017 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4018 4019 va_start(ap, cmd); 4020 bus = va_arg(ap, int); 4021 tgt = va_arg(ap, int); 4022 va_end(ap); 4023 sdp = SDPARAM(isp, bus); 4024 4025 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4026 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4027 break; 4028 } 4029 flags = sdp->isp_devparam[tgt].actv_flags; 4030 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4031 cts.protocol = PROTO_SCSI; 4032 cts.transport = XPORT_SPI; 4033 4034 scsi = &cts.proto_specific.scsi; 4035 spi = &cts.xport_specific.spi; 4036 4037 if (flags & DPARM_TQING) { 4038 scsi->valid |= CTS_SCSI_VALID_TQ; 4039 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4040 } 4041 4042 if (flags & DPARM_DISC) { 4043 spi->valid |= CTS_SPI_VALID_DISC; 4044 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4045 } 4046 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 4047 if (flags & DPARM_WIDE) { 4048 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4049 } else { 4050 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4051 } 4052 if (flags & DPARM_SYNC) { 4053 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4054 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4055 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 4056 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 4057 } 4058 isp_prt(isp, ISP_LOGDEBUG2, "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", bus, tgt, sdp->isp_devparam[tgt].actv_period, sdp->isp_devparam[tgt].actv_offset, flags); 4059 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 4060 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 4061 xpt_free_path(tmppath); 4062 break; 4063 } 4064 case ISPASYNC_BUS_RESET: 4065 { 4066 va_start(ap, cmd); 4067 bus = va_arg(ap, int); 4068 va_end(ap); 4069 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 4070 if (IS_FC(isp)) { 4071 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 4072 } else { 4073 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 4074 } 4075 break; 4076 } 4077 case ISPASYNC_LIP: 4078 if (msg == NULL) 4079 msg = "LIP Received"; 4080 /* FALLTHROUGH */ 4081 case ISPASYNC_LOOP_RESET: 4082 if (msg == NULL) 4083 msg = "LOOP Reset"; 4084 /* FALLTHROUGH */ 4085 case ISPASYNC_LOOP_DOWN: 4086 if (msg == NULL) 4087 msg = "LOOP Down"; 4088 va_start(ap, cmd); 4089 bus = va_arg(ap, int); 4090 va_end(ap); 4091 isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0); 4092 isp_loop_changed(isp, bus); 4093 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4094 break; 4095 case ISPASYNC_LOOP_UP: 4096 va_start(ap, cmd); 4097 bus = va_arg(ap, int); 4098 va_end(ap); 4099 isp_loop_changed(isp, bus); 4100 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 4101 break; 4102 case ISPASYNC_DEV_ARRIVED: 4103 va_start(ap, cmd); 4104 bus = va_arg(ap, int); 4105 lp = va_arg(ap, fcportdb_t *); 4106 va_end(ap); 4107 fc = ISP_FC_PC(isp, bus); 4108 tgt = FC_PORTDB_TGT(isp, bus, lp); 4109 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4110 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived"); 4111 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4112 (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 4113 lp->is_target = 1; 4114 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4115 isp_make_here(isp, lp, bus, tgt); 4116 } 4117 if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4118 (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) { 4119 lp->is_initiator = 1; 4120 ac.contract_number = AC_CONTRACT_DEV_CHG; 4121 adc = (struct ac_device_changed *) ac.contract_data; 4122 adc->wwpn = lp->port_wwn; 4123 adc->port = lp->portid; 4124 adc->target = tgt; 4125 adc->arrived = 1; 4126 xpt_async(AC_CONTRACT, fc->path, &ac); 4127 } 4128 break; 4129 case ISPASYNC_DEV_CHANGED: 4130 va_start(ap, cmd); 4131 bus = va_arg(ap, int); 4132 lp = va_arg(ap, fcportdb_t *); 4133 va_end(ap); 4134 fc = ISP_FC_PC(isp, bus); 4135 tgt = FC_PORTDB_TGT(isp, bus, lp); 4136 isp_gen_role_str(buf, sizeof (buf), lp->new_prli_word3); 4137 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->new_portid, lp->handle, buf, "changed"); 4138 changed: 4139 if (lp->is_target != 4140 ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4141 (lp->new_prli_word3 & PRLI_WD3_TARGET_FUNCTION))) { 4142 lp->is_target = !lp->is_target; 4143 if (lp->is_target) { 4144 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4145 isp_make_here(isp, lp, bus, tgt); 4146 } else { 4147 isp_make_gone(isp, lp, bus, tgt); 4148 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4149 } 4150 } 4151 if (lp->is_initiator != 4152 ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4153 (lp->new_prli_word3 & PRLI_WD3_INITIATOR_FUNCTION))) { 4154 lp->is_initiator = !lp->is_initiator; 4155 ac.contract_number = AC_CONTRACT_DEV_CHG; 4156 adc = (struct ac_device_changed *) ac.contract_data; 4157 adc->wwpn = lp->port_wwn; 4158 adc->port = lp->portid; 4159 adc->target = tgt; 4160 adc->arrived = lp->is_initiator; 4161 xpt_async(AC_CONTRACT, fc->path, &ac); 4162 } 4163 break; 4164 case ISPASYNC_DEV_STAYED: 4165 va_start(ap, cmd); 4166 bus = va_arg(ap, int); 4167 lp = va_arg(ap, fcportdb_t *); 4168 va_end(ap); 4169 fc = ISP_FC_PC(isp, bus); 4170 tgt = FC_PORTDB_TGT(isp, bus, lp); 4171 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4172 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "stayed"); 4173 goto changed; 4174 case ISPASYNC_DEV_GONE: 4175 va_start(ap, cmd); 4176 bus = va_arg(ap, int); 4177 lp = va_arg(ap, fcportdb_t *); 4178 va_end(ap); 4179 fc = ISP_FC_PC(isp, bus); 4180 tgt = FC_PORTDB_TGT(isp, bus, lp); 4181 /* 4182 * If this has a virtual target or initiator set the isp_gdt 4183 * timer running on it to delay its departure. 4184 */ 4185 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4186 if (lp->is_target || lp->is_initiator) { 4187 lp->state = FC_PORTDB_STATE_ZOMBIE; 4188 lp->gone_timer = fc->gone_device_time; 4189 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone zombie"); 4190 if (fc->ready && !callout_active(&fc->gdt)) { 4191 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Starting Gone Device Timer with %u seconds time now %lu", bus, lp->gone_timer, (unsigned long)time_uptime); 4192 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4193 } 4194 break; 4195 } 4196 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone"); 4197 break; 4198 case ISPASYNC_CHANGE_NOTIFY: 4199 { 4200 char *msg; 4201 int evt, nphdl, nlstate, portid, reason; 4202 4203 va_start(ap, cmd); 4204 bus = va_arg(ap, int); 4205 evt = va_arg(ap, int); 4206 if (evt == ISPASYNC_CHANGE_PDB) { 4207 nphdl = va_arg(ap, int); 4208 nlstate = va_arg(ap, int); 4209 reason = va_arg(ap, int); 4210 } else if (evt == ISPASYNC_CHANGE_SNS) { 4211 portid = va_arg(ap, int); 4212 } else { 4213 nphdl = NIL_HANDLE; 4214 nlstate = reason = 0; 4215 } 4216 va_end(ap); 4217 fc = ISP_FC_PC(isp, bus); 4218 4219 if (evt == ISPASYNC_CHANGE_PDB) { 4220 msg = "Port Database Changed"; 4221 isp_prt(isp, ISP_LOGINFO, 4222 "Chan %d %s (nphdl 0x%x state 0x%x reason 0x%x)", 4223 bus, msg, nphdl, nlstate, reason); 4224 } else if (evt == ISPASYNC_CHANGE_SNS) { 4225 msg = "Name Server Database Changed"; 4226 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (PortID 0x%06x)", 4227 bus, msg, portid); 4228 } else { 4229 msg = "Other Change Notify"; 4230 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4231 } 4232 isp_loop_changed(isp, bus); 4233 break; 4234 } 4235 #ifdef ISP_TARGET_MODE 4236 case ISPASYNC_TARGET_NOTIFY: 4237 { 4238 isp_notify_t *notify; 4239 va_start(ap, cmd); 4240 notify = va_arg(ap, isp_notify_t *); 4241 va_end(ap); 4242 switch (notify->nt_ncode) { 4243 case NT_ABORT_TASK: 4244 case NT_ABORT_TASK_SET: 4245 case NT_CLEAR_ACA: 4246 case NT_CLEAR_TASK_SET: 4247 case NT_LUN_RESET: 4248 case NT_TARGET_RESET: 4249 case NT_QUERY_TASK_SET: 4250 case NT_QUERY_ASYNC_EVENT: 4251 /* 4252 * These are task management functions. 4253 */ 4254 isp_handle_platform_target_tmf(isp, notify); 4255 break; 4256 case NT_BUS_RESET: 4257 case NT_LIP_RESET: 4258 case NT_LINK_UP: 4259 case NT_LINK_DOWN: 4260 case NT_HBA_RESET: 4261 /* 4262 * No action need be taken here. 4263 */ 4264 break; 4265 case NT_GLOBAL_LOGOUT: 4266 case NT_LOGOUT: 4267 /* 4268 * This is device arrival/departure notification 4269 */ 4270 isp_handle_platform_target_notify_ack(isp, notify, 0); 4271 break; 4272 default: 4273 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 4274 isp_handle_platform_target_notify_ack(isp, notify, 0); 4275 break; 4276 } 4277 break; 4278 } 4279 case ISPASYNC_TARGET_NOTIFY_ACK: 4280 { 4281 void *inot; 4282 va_start(ap, cmd); 4283 inot = va_arg(ap, void *); 4284 va_end(ap); 4285 if (isp_notify_ack(isp, inot)) { 4286 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 4287 if (tp) { 4288 tp->isp = isp; 4289 if (inot) { 4290 memcpy(tp->data, inot, sizeof (tp->data)); 4291 tp->not = tp->data; 4292 } else { 4293 tp->not = NULL; 4294 } 4295 callout_init_mtx(&tp->timer, &isp->isp_lock, 0); 4296 callout_reset(&tp->timer, 5, 4297 isp_refire_notify_ack, tp); 4298 } else { 4299 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 4300 } 4301 } 4302 break; 4303 } 4304 case ISPASYNC_TARGET_ACTION: 4305 { 4306 isphdr_t *hp; 4307 4308 va_start(ap, cmd); 4309 hp = va_arg(ap, isphdr_t *); 4310 va_end(ap); 4311 switch (hp->rqs_entry_type) { 4312 default: 4313 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 4314 break; 4315 case RQSTYPE_NOTIFY: 4316 if (IS_24XX(isp)) { 4317 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 4318 } else { 4319 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 4320 } 4321 break; 4322 case RQSTYPE_ATIO: 4323 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 4324 break; 4325 case RQSTYPE_ATIO2: 4326 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 4327 break; 4328 case RQSTYPE_CTIO7: 4329 case RQSTYPE_CTIO3: 4330 case RQSTYPE_CTIO2: 4331 case RQSTYPE_CTIO: 4332 isp_handle_platform_ctio(isp, hp); 4333 break; 4334 case RQSTYPE_ABTS_RCVD: 4335 { 4336 abts_t *abts = (abts_t *)hp; 4337 isp_notify_t notify, *nt = ¬ify; 4338 atio_private_data_t *atp; 4339 fcportdb_t *lp; 4340 uint16_t chan; 4341 uint32_t sid, did; 4342 4343 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 4344 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 4345 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 4346 4347 nt->nt_hba = isp; 4348 nt->nt_did = did; 4349 nt->nt_nphdl = abts->abts_nphdl; 4350 nt->nt_sid = sid; 4351 isp_find_chan_by_did(isp, did, &chan); 4352 if (chan == ISP_NOCHAN) { 4353 nt->nt_tgt = TGT_ANY; 4354 } else { 4355 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 4356 if (isp_find_pdb_by_handle(isp, chan, abts->abts_nphdl, &lp)) { 4357 nt->nt_wwn = lp->port_wwn; 4358 } else { 4359 nt->nt_wwn = INI_ANY; 4360 } 4361 } 4362 /* 4363 * Try hard to find the lun for this command. 4364 */ 4365 atp = isp_find_atpd(isp, chan, abts->abts_rxid_task); 4366 nt->nt_lun = atp ? atp->lun : LUN_ANY; 4367 nt->nt_need_ack = 1; 4368 nt->nt_tagval = abts->abts_rxid_task; 4369 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 4370 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 4371 isp_prt(isp, ISP_LOGTINFO, "[0x%x] ABTS from N-Port handle 0x%x Port 0x%06x has no task id (rx_id 0x%04x ox_id 0x%04x)", 4372 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 4373 } else { 4374 isp_prt(isp, ISP_LOGTINFO, "[0x%x] ABTS from N-Port handle 0x%x Port 0x%06x for task 0x%x (rx_id 0x%04x ox_id 0x%04x)", 4375 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 4376 } 4377 nt->nt_channel = chan; 4378 nt->nt_ncode = NT_ABORT_TASK; 4379 nt->nt_lreserved = hp; 4380 isp_handle_platform_target_tmf(isp, nt); 4381 break; 4382 } 4383 } 4384 break; 4385 } 4386 #endif 4387 case ISPASYNC_FW_CRASH: 4388 { 4389 uint16_t mbox1, mbox6; 4390 mbox1 = ISP_READ(isp, OUTMAILBOX1); 4391 if (IS_DUALBUS(isp)) { 4392 mbox6 = ISP_READ(isp, OUTMAILBOX6); 4393 } else { 4394 mbox6 = 0; 4395 } 4396 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 4397 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 4398 isp->isp_osinfo.mbox_sleep_ok = 0; 4399 isp_reinit(isp, 1); 4400 isp->isp_osinfo.mbox_sleep_ok = mbox1; 4401 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 4402 break; 4403 } 4404 default: 4405 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 4406 break; 4407 } 4408 } 4409 4410 4411 /* 4412 * Locks are held before coming here. 4413 */ 4414 void 4415 isp_uninit(ispsoftc_t *isp) 4416 { 4417 if (IS_24XX(isp)) { 4418 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 4419 } else { 4420 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 4421 } 4422 ISP_DISABLE_INTS(isp); 4423 } 4424 4425 uint64_t 4426 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 4427 { 4428 uint64_t seed; 4429 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4430 4431 /* First try to use explicitly configured WWNs. */ 4432 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 4433 if (seed) 4434 return (seed); 4435 4436 /* Otherwise try to use WWNs from NVRAM. */ 4437 if (isactive) { 4438 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : 4439 FCPARAM(isp, chan)->isp_wwpn_nvram; 4440 if (seed) 4441 return (seed); 4442 } 4443 4444 /* If still no WWNs, try to steal them from the first channel. */ 4445 if (chan > 0) { 4446 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : 4447 ISP_FC_PC(isp, 0)->def_wwpn; 4448 if (seed == 0) { 4449 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : 4450 FCPARAM(isp, 0)->isp_wwpn_nvram; 4451 } 4452 } 4453 4454 /* If still nothing -- improvise. */ 4455 if (seed == 0) { 4456 seed = 0x400000007F000000ull + device_get_unit(isp->isp_dev); 4457 if (!iswwnn) 4458 seed ^= 0x0100000000000000ULL; 4459 } 4460 4461 /* For additional channels we have to improvise even more. */ 4462 if (!iswwnn && chan > 0) { 4463 /* 4464 * We'll stick our channel number plus one first into bits 4465 * 57..59 and thence into bits 52..55 which allows for 8 bits 4466 * of channel which is enough for our maximum of 255 channels. 4467 */ 4468 seed ^= 0x0100000000000000ULL; 4469 seed ^= ((uint64_t) (chan + 1) & 0xf) << 56; 4470 seed ^= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 4471 } 4472 return (seed); 4473 } 4474 4475 void 4476 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 4477 { 4478 int loc; 4479 char lbuf[200]; 4480 va_list ap; 4481 4482 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4483 return; 4484 } 4485 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 4486 loc = strlen(lbuf); 4487 va_start(ap, fmt); 4488 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 4489 va_end(ap); 4490 printf("%s\n", lbuf); 4491 } 4492 4493 void 4494 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 4495 { 4496 va_list ap; 4497 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4498 return; 4499 } 4500 xpt_print_path(xs->ccb_h.path); 4501 va_start(ap, fmt); 4502 vprintf(fmt, ap); 4503 va_end(ap); 4504 printf("\n"); 4505 } 4506 4507 uint64_t 4508 isp_nanotime_sub(struct timespec *b, struct timespec *a) 4509 { 4510 uint64_t elapsed; 4511 struct timespec x = *b; 4512 timespecsub(&x, a); 4513 elapsed = GET_NANOSEC(&x); 4514 if (elapsed == 0) 4515 elapsed++; 4516 return (elapsed); 4517 } 4518 4519 int 4520 isp_mbox_acquire(ispsoftc_t *isp) 4521 { 4522 if (isp->isp_osinfo.mboxbsy) { 4523 return (1); 4524 } else { 4525 isp->isp_osinfo.mboxcmd_done = 0; 4526 isp->isp_osinfo.mboxbsy = 1; 4527 return (0); 4528 } 4529 } 4530 4531 void 4532 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 4533 { 4534 unsigned int usecs = mbp->timeout; 4535 unsigned int max, olim, ilim; 4536 4537 if (usecs == 0) { 4538 usecs = MBCMD_DEFAULT_TIMEOUT; 4539 } 4540 max = isp->isp_mbxwrk0 + 1; 4541 4542 if (isp->isp_osinfo.mbox_sleep_ok) { 4543 unsigned int ms = (usecs + 999) / 1000; 4544 4545 isp->isp_osinfo.mbox_sleep_ok = 0; 4546 isp->isp_osinfo.mbox_sleeping = 1; 4547 for (olim = 0; olim < max; olim++) { 4548 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 4549 if (isp->isp_osinfo.mboxcmd_done) { 4550 break; 4551 } 4552 } 4553 isp->isp_osinfo.mbox_sleep_ok = 1; 4554 isp->isp_osinfo.mbox_sleeping = 0; 4555 } else { 4556 for (olim = 0; olim < max; olim++) { 4557 for (ilim = 0; ilim < usecs; ilim += 100) { 4558 uint16_t isr, sema, info; 4559 if (isp->isp_osinfo.mboxcmd_done) { 4560 break; 4561 } 4562 if (ISP_READ_ISR(isp, &isr, &sema, &info)) { 4563 isp_intr(isp, isr, sema, info); 4564 if (isp->isp_osinfo.mboxcmd_done) { 4565 break; 4566 } 4567 } 4568 ISP_DELAY(100); 4569 } 4570 if (isp->isp_osinfo.mboxcmd_done) { 4571 break; 4572 } 4573 } 4574 } 4575 if (isp->isp_osinfo.mboxcmd_done == 0) { 4576 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 4577 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 4578 mbp->param[0] = MBOX_TIMEOUT; 4579 isp->isp_osinfo.mboxcmd_done = 1; 4580 } 4581 } 4582 4583 void 4584 isp_mbox_notify_done(ispsoftc_t *isp) 4585 { 4586 if (isp->isp_osinfo.mbox_sleeping) { 4587 wakeup(&isp->isp_mbxworkp); 4588 } 4589 isp->isp_osinfo.mboxcmd_done = 1; 4590 } 4591 4592 void 4593 isp_mbox_release(ispsoftc_t *isp) 4594 { 4595 isp->isp_osinfo.mboxbsy = 0; 4596 } 4597 4598 int 4599 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 4600 { 4601 int ret = 0; 4602 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 4603 ret = -1; 4604 } else { 4605 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 4606 } 4607 return (ret); 4608 } 4609 4610 int 4611 isp_mstohz(int ms) 4612 { 4613 int hz; 4614 struct timeval t; 4615 t.tv_sec = ms / 1000; 4616 t.tv_usec = (ms % 1000) * 1000; 4617 hz = tvtohz(&t); 4618 if (hz < 0) { 4619 hz = 0x7fffffff; 4620 } 4621 if (hz == 0) { 4622 hz = 1; 4623 } 4624 return (hz); 4625 } 4626 4627 void 4628 isp_platform_intr(void *arg) 4629 { 4630 ispsoftc_t *isp = arg; 4631 uint16_t isr, sema, info; 4632 4633 ISP_LOCK(isp); 4634 isp->isp_intcnt++; 4635 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 4636 isp_intr(isp, isr, sema, info); 4637 else 4638 isp->isp_intbogus++; 4639 ISP_UNLOCK(isp); 4640 } 4641 4642 void 4643 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 4644 { 4645 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4646 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 4647 } else { 4648 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 4649 } 4650 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 4651 } 4652 4653 /* 4654 * Reset the command reference number for all LUNs on a specific target 4655 * (needed when a target arrives again) or for all targets on a port 4656 * (needed for events like a LIP). 4657 */ 4658 void 4659 isp_fcp_reset_crn(ispsoftc_t *isp, int chan, uint32_t tgt, int tgt_set) 4660 { 4661 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4662 struct isp_nexus *nxp; 4663 int i; 4664 4665 if (tgt_set == 0) 4666 isp_prt(isp, ISP_LOGDEBUG0, 4667 "Chan %d resetting CRN on all targets", chan); 4668 else 4669 isp_prt(isp, ISP_LOGDEBUG0, 4670 "Chan %d resetting CRN on target %u", chan, tgt); 4671 4672 for (i = 0; i < NEXUS_HASH_WIDTH; i++) { 4673 for (nxp = fc->nexus_hash[i]; nxp != NULL; nxp = nxp->next) { 4674 if (tgt_set == 0 || tgt == nxp->tgt) 4675 nxp->crnseed = 0; 4676 } 4677 } 4678 } 4679 4680 int 4681 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 4682 { 4683 lun_id_t lun; 4684 uint32_t chan, tgt; 4685 struct isp_fc *fc; 4686 struct isp_nexus *nxp; 4687 int idx; 4688 4689 if (IS_2100(isp)) 4690 return (0); 4691 4692 chan = XS_CHANNEL(cmd); 4693 tgt = XS_TGT(cmd); 4694 lun = XS_LUN(cmd); 4695 fc = &isp->isp_osinfo.pc.fc[chan]; 4696 idx = NEXUS_HASH(tgt, lun); 4697 nxp = fc->nexus_hash[idx]; 4698 4699 while (nxp) { 4700 if (nxp->tgt == tgt && nxp->lun == lun) 4701 break; 4702 nxp = nxp->next; 4703 } 4704 if (nxp == NULL) { 4705 nxp = fc->nexus_free_list; 4706 if (nxp == NULL) { 4707 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 4708 if (nxp == NULL) { 4709 return (-1); 4710 } 4711 } else { 4712 fc->nexus_free_list = nxp->next; 4713 } 4714 nxp->tgt = tgt; 4715 nxp->lun = lun; 4716 nxp->next = fc->nexus_hash[idx]; 4717 fc->nexus_hash[idx] = nxp; 4718 } 4719 if (nxp->crnseed == 0) 4720 nxp->crnseed = 1; 4721 PISP_PCMD(cmd)->crn = nxp->crnseed; 4722 *crnp = nxp->crnseed++; 4723 return (0); 4724 } 4725 4726 /* 4727 * We enter with the lock held 4728 */ 4729 void 4730 isp_timer(void *arg) 4731 { 4732 ispsoftc_t *isp = arg; 4733 #ifdef ISP_TARGET_MODE 4734 isp_tmcmd_restart(isp); 4735 #endif 4736 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 4737 } 4738 4739 isp_ecmd_t * 4740 isp_get_ecmd(ispsoftc_t *isp) 4741 { 4742 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 4743 if (ecmd) { 4744 isp->isp_osinfo.ecmd_free = ecmd->next; 4745 } 4746 return (ecmd); 4747 } 4748 4749 void 4750 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 4751 { 4752 ecmd->next = isp->isp_osinfo.ecmd_free; 4753 isp->isp_osinfo.ecmd_free = ecmd; 4754 } 4755