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