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 #if __FreeBSD_version < 800002 45 #define THREAD_CREATE kthread_create 46 #else 47 #define THREAD_CREATE kproc_create 48 #endif 49 50 MODULE_VERSION(isp, 1); 51 MODULE_DEPEND(isp, cam, 1, 1, 1); 52 int isp_announced = 0; 53 int isp_loop_down_limit = 60; /* default loop down limit */ 54 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 55 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 56 static const char prom3[] = "Chan %d [%u] PortID 0x%06x Departed because of %s"; 57 58 static void isp_freeze_loopdown(ispsoftc_t *, int); 59 static void isp_loop_changed(ispsoftc_t *isp, int chan); 60 static d_ioctl_t ispioctl; 61 static void isp_intr_enable(void *); 62 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 63 static void isp_poll(struct cam_sim *); 64 static timeout_t isp_watchdog; 65 static timeout_t isp_gdt; 66 static task_fn_t isp_gdt_task; 67 static void isp_kthread(void *); 68 static void isp_action(struct cam_sim *, union ccb *); 69 static int isp_timer_count; 70 static void isp_timer(void *); 71 72 static struct cdevsw isp_cdevsw = { 73 .d_version = D_VERSION, 74 .d_ioctl = ispioctl, 75 .d_name = "isp", 76 }; 77 78 static int 79 isp_role_sysctl(SYSCTL_HANDLER_ARGS) 80 { 81 ispsoftc_t *isp = (ispsoftc_t *)arg1; 82 int chan = arg2; 83 int error, old, value; 84 85 value = FCPARAM(isp, chan)->role; 86 87 error = sysctl_handle_int(oidp, &value, 0, req); 88 if ((error != 0) || (req->newptr == NULL)) 89 return (error); 90 91 if (value < ISP_ROLE_NONE || value > ISP_ROLE_BOTH) 92 return (EINVAL); 93 94 ISP_LOCK(isp); 95 old = FCPARAM(isp, chan)->role; 96 97 /* We don't allow target mode switch from here. */ 98 value = (old & ISP_ROLE_TARGET) | (value & ISP_ROLE_INITIATOR); 99 100 /* If nothing has changed -- we are done. */ 101 if (value == old) { 102 ISP_UNLOCK(isp); 103 return (0); 104 } 105 106 /* Actually change the role. */ 107 error = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, value); 108 ISP_UNLOCK(isp); 109 return (error); 110 } 111 112 static int 113 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 114 { 115 struct ccb_setasync csa; 116 struct cam_sim *sim; 117 struct cam_path *path; 118 119 /* 120 * Construct our SIM entry. 121 */ 122 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); 123 124 if (sim == NULL) { 125 return (ENOMEM); 126 } 127 128 ISP_LOCK(isp); 129 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 130 ISP_UNLOCK(isp); 131 cam_sim_free(sim, FALSE); 132 return (EIO); 133 } 134 ISP_UNLOCK(isp); 135 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 136 ISP_LOCK(isp); 137 xpt_bus_deregister(cam_sim_path(sim)); 138 ISP_UNLOCK(isp); 139 cam_sim_free(sim, FALSE); 140 return (ENXIO); 141 } 142 xpt_setup_ccb(&csa.ccb_h, path, 5); 143 csa.ccb_h.func_code = XPT_SASYNC_CB; 144 csa.event_enable = AC_LOST_DEVICE; 145 csa.callback = isp_cam_async; 146 csa.callback_arg = sim; 147 148 ISP_LOCK(isp); 149 xpt_action((union ccb *)&csa); 150 ISP_UNLOCK(isp); 151 152 if (IS_SCSI(isp)) { 153 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 154 spi->sim = sim; 155 spi->path = path; 156 #ifdef ISP_TARGET_MODE 157 TAILQ_INIT(&spi->waitq); 158 #endif 159 } else { 160 fcparam *fcp = FCPARAM(isp, chan); 161 struct isp_fc *fc = ISP_FC_PC(isp, chan); 162 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 163 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 164 char name[16]; 165 166 ISP_LOCK(isp); 167 fc->sim = sim; 168 fc->path = path; 169 fc->isp = isp; 170 fc->ready = 1; 171 172 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 173 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 174 #ifdef ISP_TARGET_MODE 175 TAILQ_INIT(&fc->waitq); 176 #endif 177 isp_loop_changed(isp, chan); 178 ISP_UNLOCK(isp); 179 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 180 xpt_free_path(fc->path); 181 ISP_LOCK(isp); 182 xpt_bus_deregister(cam_sim_path(fc->sim)); 183 ISP_UNLOCK(isp); 184 cam_sim_free(fc->sim, FALSE); 185 return (ENOMEM); 186 } 187 fc->num_threads += 1; 188 if (chan > 0) { 189 snprintf(name, sizeof(name), "chan%d", chan); 190 tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), 191 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel"); 192 } 193 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 194 "wwnn", CTLFLAG_RD, &fcp->isp_wwnn, 195 "World Wide Node Name"); 196 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 197 "wwpn", CTLFLAG_RD, &fcp->isp_wwpn, 198 "World Wide Port Name"); 199 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 200 "loop_down_limit", CTLFLAG_RW, &fc->loop_down_limit, 0, 201 "Loop Down Limit"); 202 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 203 "gone_device_time", CTLFLAG_RW, &fc->gone_device_time, 0, 204 "Gone Device Time"); 205 #if defined(ISP_TARGET_MODE) && defined(DEBUG) 206 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 207 "inject_lost_data_frame", CTLFLAG_RW, &fc->inject_lost_data_frame, 0, 208 "Cause a Lost Frame on a Read"); 209 #endif 210 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 211 "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan, 212 isp_role_sysctl, "I", "Current role"); 213 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 214 "speed", CTLFLAG_RD, &fcp->isp_gbspeed, 0, 215 "Connection speed in gigabits"); 216 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 217 "linkstate", CTLFLAG_RD, &fcp->isp_linkstate, 0, 218 "Link state"); 219 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 220 "fwstate", CTLFLAG_RD, &fcp->isp_fwstate, 0, 221 "Firmware state"); 222 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 223 "loopstate", CTLFLAG_RD, &fcp->isp_loopstate, 0, 224 "Loop state"); 225 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 226 "topo", CTLFLAG_RD, &fcp->isp_topo, 0, 227 "Connection topology"); 228 } 229 return (0); 230 } 231 232 static void 233 isp_detach_chan(ispsoftc_t *isp, int chan) 234 { 235 struct cam_sim *sim; 236 struct cam_path *path; 237 struct ccb_setasync csa; 238 int *num_threads; 239 240 ISP_GET_PC(isp, chan, sim, sim); 241 ISP_GET_PC(isp, chan, path, path); 242 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads); 243 244 xpt_setup_ccb(&csa.ccb_h, path, 5); 245 csa.ccb_h.func_code = XPT_SASYNC_CB; 246 csa.event_enable = 0; 247 csa.callback = isp_cam_async; 248 csa.callback_arg = sim; 249 xpt_action((union ccb *)&csa); 250 xpt_free_path(path); 251 xpt_bus_deregister(cam_sim_path(sim)); 252 cam_sim_free(sim, FALSE); 253 254 /* Wait for the channel's spawned threads to exit. */ 255 wakeup(isp->isp_osinfo.pc.ptr); 256 while (*num_threads != 0) 257 mtx_sleep(isp, &isp->isp_osinfo.lock, PRIBIO, "isp_reap", 100); 258 } 259 260 int 261 isp_attach(ispsoftc_t *isp) 262 { 263 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 264 int du = device_get_unit(isp->isp_dev); 265 int chan; 266 267 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 268 isp->isp_osinfo.ehook.ich_arg = isp; 269 /* 270 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 271 * will be called right awawy, which will clear isp_osinfo.ehook_active, 272 * which would be unwise to then set again later. 273 */ 274 isp->isp_osinfo.ehook_active = 1; 275 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 276 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 277 return (-EIO); 278 } 279 280 /* 281 * Create the device queue for our SIM(s). 282 */ 283 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 284 if (isp->isp_osinfo.devq == NULL) { 285 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 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.ehook_active) { 320 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 321 isp->isp_osinfo.ehook_active = 0; 322 } 323 if (isp->isp_osinfo.cdev) { 324 destroy_dev(isp->isp_osinfo.cdev); 325 isp->isp_osinfo.cdev = NULL; 326 } 327 cam_simq_free(isp->isp_osinfo.devq); 328 isp->isp_osinfo.devq = NULL; 329 return (-1); 330 } 331 332 int 333 isp_detach(ispsoftc_t *isp) 334 { 335 struct cam_sim *sim; 336 int chan; 337 338 ISP_LOCK(isp); 339 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 340 ISP_GET_PC(isp, chan, sim, sim); 341 if (sim->refcount > 2) { 342 ISP_UNLOCK(isp); 343 return (EBUSY); 344 } 345 } 346 /* Tell spawned threads that we're exiting. */ 347 isp->isp_osinfo.is_exiting = 1; 348 if (isp->isp_osinfo.timer_active) { 349 callout_stop(&isp->isp_osinfo.tmo); 350 isp->isp_osinfo.timer_active = 0; 351 } 352 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) 353 isp_detach_chan(isp, chan); 354 ISP_UNLOCK(isp); 355 356 if (isp->isp_osinfo.cdev) { 357 destroy_dev(isp->isp_osinfo.cdev); 358 isp->isp_osinfo.cdev = NULL; 359 } 360 if (isp->isp_osinfo.ehook_active) { 361 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 362 isp->isp_osinfo.ehook_active = 0; 363 } 364 if (isp->isp_osinfo.devq != NULL) { 365 cam_simq_free(isp->isp_osinfo.devq); 366 isp->isp_osinfo.devq = NULL; 367 } 368 return (0); 369 } 370 371 static void 372 isp_freeze_loopdown(ispsoftc_t *isp, int chan) 373 { 374 if (IS_FC(isp)) { 375 struct isp_fc *fc = ISP_FC_PC(isp, chan); 376 if (fc->simqfrozen == 0) { 377 isp_prt(isp, ISP_LOGDEBUG0, 378 "Chan %d Freeze simq (loopdown)", chan); 379 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 380 #if __FreeBSD_version >= 1000039 381 xpt_hold_boot(); 382 #endif 383 xpt_freeze_simq(fc->sim, 1); 384 } else { 385 isp_prt(isp, ISP_LOGDEBUG0, 386 "Chan %d Mark simq frozen (loopdown)", chan); 387 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 388 } 389 } 390 } 391 392 static void 393 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 394 { 395 if (IS_FC(isp)) { 396 struct isp_fc *fc = ISP_FC_PC(isp, chan); 397 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 398 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 399 if (wasfrozen && fc->simqfrozen == 0) { 400 isp_prt(isp, ISP_LOGDEBUG0, 401 "Chan %d Release simq", chan); 402 xpt_release_simq(fc->sim, 1); 403 #if __FreeBSD_version >= 1000039 404 xpt_release_boot(); 405 #endif 406 } 407 } 408 } 409 410 411 static int 412 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 413 { 414 ispsoftc_t *isp; 415 int nr, chan, retval = ENOTTY; 416 417 isp = dev->si_drv1; 418 419 switch (c) { 420 case ISP_SDBLEV: 421 { 422 int olddblev = isp->isp_dblev; 423 isp->isp_dblev = *(int *)addr; 424 *(int *)addr = olddblev; 425 retval = 0; 426 break; 427 } 428 case ISP_GETROLE: 429 chan = *(int *)addr; 430 if (chan < 0 || chan >= isp->isp_nchan) { 431 retval = -ENXIO; 432 break; 433 } 434 if (IS_FC(isp)) { 435 *(int *)addr = FCPARAM(isp, chan)->role; 436 } else { 437 *(int *)addr = ISP_ROLE_INITIATOR; 438 } 439 retval = 0; 440 break; 441 case ISP_SETROLE: 442 if (IS_SCSI(isp)) 443 break; 444 nr = *(int *)addr; 445 chan = nr >> 8; 446 if (chan < 0 || chan >= isp->isp_nchan) { 447 retval = -ENXIO; 448 break; 449 } 450 nr &= 0xff; 451 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 452 retval = EINVAL; 453 break; 454 } 455 ISP_LOCK(isp); 456 *(int *)addr = FCPARAM(isp, chan)->role; 457 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr); 458 ISP_UNLOCK(isp); 459 retval = 0; 460 break; 461 462 case ISP_RESETHBA: 463 ISP_LOCK(isp); 464 isp_reinit(isp, 0); 465 ISP_UNLOCK(isp); 466 retval = 0; 467 break; 468 469 case ISP_RESCAN: 470 if (IS_FC(isp)) { 471 chan = *(int *)addr; 472 if (chan < 0 || chan >= isp->isp_nchan) { 473 retval = -ENXIO; 474 break; 475 } 476 ISP_LOCK(isp); 477 if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) { 478 retval = EIO; 479 } else { 480 retval = 0; 481 } 482 ISP_UNLOCK(isp); 483 } 484 break; 485 486 case ISP_FC_LIP: 487 if (IS_FC(isp)) { 488 chan = *(int *)addr; 489 if (chan < 0 || chan >= isp->isp_nchan) { 490 retval = -ENXIO; 491 break; 492 } 493 ISP_LOCK(isp); 494 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 495 retval = EIO; 496 } else { 497 retval = 0; 498 } 499 ISP_UNLOCK(isp); 500 } 501 break; 502 case ISP_FC_GETDINFO: 503 { 504 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 505 fcportdb_t *lp; 506 507 if (IS_SCSI(isp)) { 508 break; 509 } 510 if (ifc->loopid >= MAX_FC_TARG) { 511 retval = EINVAL; 512 break; 513 } 514 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 515 if (lp->state != FC_PORTDB_STATE_NIL) { 516 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 517 ifc->loopid = lp->handle; 518 ifc->portid = lp->portid; 519 ifc->node_wwn = lp->node_wwn; 520 ifc->port_wwn = lp->port_wwn; 521 retval = 0; 522 } else { 523 retval = ENODEV; 524 } 525 break; 526 } 527 case ISP_GET_STATS: 528 { 529 isp_stats_t *sp = (isp_stats_t *) addr; 530 531 ISP_MEMZERO(sp, sizeof (*sp)); 532 sp->isp_stat_version = ISP_STATS_VERSION; 533 sp->isp_type = isp->isp_type; 534 sp->isp_revision = isp->isp_revision; 535 ISP_LOCK(isp); 536 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 537 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 538 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 539 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 540 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 541 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 542 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 543 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 544 ISP_UNLOCK(isp); 545 retval = 0; 546 break; 547 } 548 case ISP_CLR_STATS: 549 ISP_LOCK(isp); 550 isp->isp_intcnt = 0; 551 isp->isp_intbogus = 0; 552 isp->isp_intmboxc = 0; 553 isp->isp_intoasync = 0; 554 isp->isp_rsltccmplt = 0; 555 isp->isp_fphccmplt = 0; 556 isp->isp_rscchiwater = 0; 557 isp->isp_fpcchiwater = 0; 558 ISP_UNLOCK(isp); 559 retval = 0; 560 break; 561 case ISP_FC_GETHINFO: 562 { 563 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 564 int chan = hba->fc_channel; 565 566 if (chan < 0 || chan >= isp->isp_nchan) { 567 retval = ENXIO; 568 break; 569 } 570 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 571 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 572 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 573 hba->fc_nchannels = isp->isp_nchan; 574 if (IS_FC(isp)) { 575 hba->fc_nports = MAX_FC_TARG; 576 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 577 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 578 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 579 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 580 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 581 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 582 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 583 } else { 584 hba->fc_nports = MAX_TARGETS; 585 hba->fc_speed = 0; 586 hba->fc_topology = 0; 587 hba->nvram_node_wwn = 0ull; 588 hba->nvram_port_wwn = 0ull; 589 hba->active_node_wwn = 0ull; 590 hba->active_port_wwn = 0ull; 591 } 592 retval = 0; 593 break; 594 } 595 case ISP_TSK_MGMT: 596 { 597 int needmarker; 598 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 599 uint16_t nphdl; 600 mbreg_t mbs; 601 602 if (IS_SCSI(isp)) { 603 break; 604 } 605 606 chan = fct->chan; 607 if (chan < 0 || chan >= isp->isp_nchan) { 608 retval = -ENXIO; 609 break; 610 } 611 612 needmarker = retval = 0; 613 nphdl = fct->loopid; 614 ISP_LOCK(isp); 615 if (IS_24XX(isp)) { 616 void *reqp; 617 uint8_t resp[QENTRY_LEN]; 618 isp24xx_tmf_t tmf; 619 isp24xx_statusreq_t sp; 620 fcparam *fcp = FCPARAM(isp, chan); 621 fcportdb_t *lp; 622 int i; 623 624 for (i = 0; i < MAX_FC_TARG; i++) { 625 lp = &fcp->portdb[i]; 626 if (lp->handle == nphdl) { 627 break; 628 } 629 } 630 if (i == MAX_FC_TARG) { 631 retval = ENXIO; 632 ISP_UNLOCK(isp); 633 break; 634 } 635 ISP_MEMZERO(&tmf, sizeof(tmf)); 636 tmf.tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 637 tmf.tmf_header.rqs_entry_count = 1; 638 tmf.tmf_nphdl = lp->handle; 639 tmf.tmf_delay = 2; 640 tmf.tmf_timeout = 4; 641 tmf.tmf_tidlo = lp->portid; 642 tmf.tmf_tidhi = lp->portid >> 16; 643 tmf.tmf_vpidx = ISP_GET_VPIDX(isp, chan); 644 tmf.tmf_lun[1] = fct->lun & 0xff; 645 if (fct->lun >= 256) { 646 tmf.tmf_lun[0] = 0x40 | (fct->lun >> 8); 647 } 648 switch (fct->action) { 649 case IPT_CLEAR_ACA: 650 tmf.tmf_flags = ISP24XX_TMF_CLEAR_ACA; 651 break; 652 case IPT_TARGET_RESET: 653 tmf.tmf_flags = ISP24XX_TMF_TARGET_RESET; 654 needmarker = 1; 655 break; 656 case IPT_LUN_RESET: 657 tmf.tmf_flags = ISP24XX_TMF_LUN_RESET; 658 needmarker = 1; 659 break; 660 case IPT_CLEAR_TASK_SET: 661 tmf.tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 662 needmarker = 1; 663 break; 664 case IPT_ABORT_TASK_SET: 665 tmf.tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 666 needmarker = 1; 667 break; 668 default: 669 retval = EINVAL; 670 break; 671 } 672 if (retval) { 673 ISP_UNLOCK(isp); 674 break; 675 } 676 677 /* Prepare space for response in memory */ 678 memset(resp, 0xff, sizeof(resp)); 679 tmf.tmf_handle = isp_allocate_handle(isp, resp, 680 ISP_HANDLE_CTRL); 681 if (tmf.tmf_handle == 0) { 682 isp_prt(isp, ISP_LOGERR, 683 "%s: TMF of Chan %d out of handles", 684 __func__, chan); 685 ISP_UNLOCK(isp); 686 retval = ENOMEM; 687 break; 688 } 689 690 /* Send request and wait for response. */ 691 reqp = isp_getrqentry(isp); 692 if (reqp == NULL) { 693 isp_prt(isp, ISP_LOGERR, 694 "%s: TMF of Chan %d out of rqent", 695 __func__, chan); 696 isp_destroy_handle(isp, tmf.tmf_handle); 697 ISP_UNLOCK(isp); 698 retval = EIO; 699 break; 700 } 701 isp_put_24xx_tmf(isp, &tmf, (isp24xx_tmf_t *)reqp); 702 if (isp->isp_dblev & ISP_LOGDEBUG1) 703 isp_print_bytes(isp, "IOCB TMF", QENTRY_LEN, reqp); 704 ISP_SYNC_REQUEST(isp); 705 if (msleep(resp, &isp->isp_lock, 0, "TMF", 5*hz) == EWOULDBLOCK) { 706 isp_prt(isp, ISP_LOGERR, 707 "%s: TMF of Chan %d timed out", 708 __func__, chan); 709 isp_destroy_handle(isp, tmf.tmf_handle); 710 ISP_UNLOCK(isp); 711 retval = EIO; 712 break; 713 } 714 if (isp->isp_dblev & ISP_LOGDEBUG1) 715 isp_print_bytes(isp, "IOCB TMF response", QENTRY_LEN, resp); 716 isp_get_24xx_response(isp, (isp24xx_statusreq_t *)resp, &sp); 717 718 if (sp.req_completion_status != 0) 719 retval = EIO; 720 else if (needmarker) 721 fcp->sendmarker = 1; 722 } else { 723 MBSINIT(&mbs, 0, MBLOGALL, 0); 724 if (ISP_CAP_2KLOGIN(isp) == 0) { 725 nphdl <<= 8; 726 } 727 switch (fct->action) { 728 case IPT_CLEAR_ACA: 729 mbs.param[0] = MBOX_CLEAR_ACA; 730 mbs.param[1] = nphdl; 731 mbs.param[2] = fct->lun; 732 break; 733 case IPT_TARGET_RESET: 734 mbs.param[0] = MBOX_TARGET_RESET; 735 mbs.param[1] = nphdl; 736 needmarker = 1; 737 break; 738 case IPT_LUN_RESET: 739 mbs.param[0] = MBOX_LUN_RESET; 740 mbs.param[1] = nphdl; 741 mbs.param[2] = fct->lun; 742 needmarker = 1; 743 break; 744 case IPT_CLEAR_TASK_SET: 745 mbs.param[0] = MBOX_CLEAR_TASK_SET; 746 mbs.param[1] = nphdl; 747 mbs.param[2] = fct->lun; 748 needmarker = 1; 749 break; 750 case IPT_ABORT_TASK_SET: 751 mbs.param[0] = MBOX_ABORT_TASK_SET; 752 mbs.param[1] = nphdl; 753 mbs.param[2] = fct->lun; 754 needmarker = 1; 755 break; 756 default: 757 retval = EINVAL; 758 break; 759 } 760 if (retval == 0) { 761 if (needmarker) { 762 FCPARAM(isp, chan)->sendmarker = 1; 763 } 764 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 765 if (retval) { 766 retval = EIO; 767 } 768 } 769 } 770 ISP_UNLOCK(isp); 771 break; 772 } 773 default: 774 break; 775 } 776 return (retval); 777 } 778 779 static void 780 isp_intr_enable(void *arg) 781 { 782 int chan; 783 ispsoftc_t *isp = arg; 784 ISP_LOCK(isp); 785 if (IS_FC(isp)) { 786 for (chan = 0; chan < isp->isp_nchan; chan++) { 787 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 788 ISP_ENABLE_INTS(isp); 789 break; 790 } 791 } 792 } else { 793 ISP_ENABLE_INTS(isp); 794 } 795 isp->isp_osinfo.ehook_active = 0; 796 ISP_UNLOCK(isp); 797 /* Release our hook so that the boot can continue. */ 798 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 799 } 800 801 /* 802 * Local Inlines 803 */ 804 805 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 806 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 807 808 static ISP_INLINE int 809 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 810 { 811 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 812 if (ISP_PCMD(ccb) == NULL) { 813 return (-1); 814 } 815 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 816 return (0); 817 } 818 819 static ISP_INLINE void 820 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 821 { 822 if (ISP_PCMD(ccb)) { 823 #ifdef ISP_TARGET_MODE 824 PISP_PCMD(ccb)->datalen = 0; 825 PISP_PCMD(ccb)->totslen = 0; 826 PISP_PCMD(ccb)->cumslen = 0; 827 PISP_PCMD(ccb)->crn = 0; 828 #endif 829 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 830 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 831 ISP_PCMD(ccb) = NULL; 832 } 833 } 834 835 /* 836 * Put the target mode functions here, because some are inlines 837 */ 838 #ifdef ISP_TARGET_MODE 839 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 840 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 841 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 842 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 843 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 844 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 845 static ISP_INLINE atio_private_data_t *isp_find_atpd(ispsoftc_t *, tstate_t *, uint32_t); 846 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 847 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 848 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 849 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 850 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 851 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 852 static void isp_enable_lun(ispsoftc_t *, union ccb *); 853 static void isp_disable_lun(ispsoftc_t *, union ccb *); 854 static timeout_t isp_refire_putback_atio; 855 static timeout_t isp_refire_notify_ack; 856 static void isp_complete_ctio(union ccb *); 857 static void isp_target_putback_atio(union ccb *); 858 enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 859 static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 860 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 861 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 862 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 863 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 864 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 865 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *, uint32_t rsp); 866 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 867 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 868 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 869 870 static ISP_INLINE int 871 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 872 { 873 tstate_t *tptr; 874 struct tslist *lhp; 875 876 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 877 SLIST_FOREACH(tptr, lhp, next) { 878 if (tptr->ts_lun == lun) { 879 return (1); 880 } 881 } 882 return (0); 883 } 884 885 static void 886 dump_tstates(ispsoftc_t *isp, int bus) 887 { 888 int i, j; 889 struct tslist *lhp; 890 tstate_t *tptr = NULL; 891 892 if (bus >= isp->isp_nchan) { 893 return; 894 } 895 for (i = 0; i < LUN_HASH_SIZE; i++) { 896 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 897 j = 0; 898 SLIST_FOREACH(tptr, lhp, next) { 899 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 900 j++; 901 } 902 } 903 } 904 905 static ISP_INLINE tstate_t * 906 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 907 { 908 tstate_t *tptr = NULL; 909 struct tslist *lhp; 910 911 if (bus < isp->isp_nchan) { 912 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 913 SLIST_FOREACH(tptr, lhp, next) { 914 if (tptr->ts_lun == lun) { 915 tptr->hold++; 916 return (tptr); 917 } 918 } 919 } 920 return (NULL); 921 } 922 923 static ISP_INLINE tstate_t * 924 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 925 { 926 tstate_t *tptr = NULL; 927 atio_private_data_t *atp; 928 struct tslist *lhp; 929 int i; 930 931 if (bus < isp->isp_nchan && tagval != 0) { 932 for (i = 0; i < LUN_HASH_SIZE; i++) { 933 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 934 SLIST_FOREACH(tptr, lhp, next) { 935 atp = isp_find_atpd(isp, tptr, tagval); 936 if (atp) { 937 tptr->hold++; 938 return (tptr); 939 } 940 } 941 } 942 } 943 return (NULL); 944 } 945 946 static ISP_INLINE inot_private_data_t * 947 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 948 { 949 inot_private_data_t *ntp; 950 tstate_t *tptr; 951 struct tslist *lhp; 952 int bus, i; 953 954 for (bus = 0; bus < isp->isp_nchan; bus++) { 955 for (i = 0; i < LUN_HASH_SIZE; i++) { 956 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 957 SLIST_FOREACH(tptr, lhp, next) { 958 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 959 if (ntp) { 960 *rslt = tptr; 961 tptr->hold++; 962 return (ntp); 963 } 964 } 965 } 966 } 967 return (NULL); 968 } 969 970 static ISP_INLINE void 971 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 972 { 973 KASSERT((tptr->hold), ("tptr not held")); 974 tptr->hold--; 975 } 976 977 static void 978 isp_tmcmd_restart(ispsoftc_t *isp) 979 { 980 inot_private_data_t *ntp; 981 inot_private_data_t *restart_queue; 982 tstate_t *tptr; 983 union ccb *ccb; 984 struct tslist *lhp; 985 struct isp_ccbq *waitq; 986 int bus, i; 987 988 for (bus = 0; bus < isp->isp_nchan; bus++) { 989 for (i = 0; i < LUN_HASH_SIZE; i++) { 990 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 991 SLIST_FOREACH(tptr, lhp, next) { 992 if ((restart_queue = tptr->restart_queue) != NULL) 993 tptr->restart_queue = NULL; 994 while (restart_queue) { 995 ntp = restart_queue; 996 restart_queue = ntp->rd.nt.nt_hba; 997 if (IS_24XX(isp)) { 998 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 999 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 1000 } else { 1001 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1002 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1003 } 1004 isp_put_ntpd(isp, tptr, ntp); 1005 if (tptr->restart_queue && restart_queue != NULL) { 1006 ntp = tptr->restart_queue; 1007 tptr->restart_queue = restart_queue; 1008 while (restart_queue->rd.nt.nt_hba) { 1009 restart_queue = restart_queue->rd.nt.nt_hba; 1010 } 1011 restart_queue->rd.nt.nt_hba = ntp; 1012 break; 1013 } 1014 } 1015 } 1016 } 1017 1018 /* 1019 * We only need to do this once per channel. 1020 */ 1021 ISP_GET_PC_ADDR(isp, bus, waitq, waitq); 1022 ccb = (union ccb *)TAILQ_FIRST(waitq); 1023 if (ccb != NULL) { 1024 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 1025 isp_target_start_ctio(isp, ccb, FROM_TIMER); 1026 } 1027 } 1028 } 1029 1030 static ISP_INLINE atio_private_data_t * 1031 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1032 { 1033 atio_private_data_t *atp; 1034 1035 atp = LIST_FIRST(&tptr->atfree); 1036 if (atp) { 1037 LIST_REMOVE(atp, next); 1038 atp->tag = tag; 1039 LIST_INSERT_HEAD(&tptr->atused[ATPDPHASH(tag)], atp, next); 1040 } 1041 return (atp); 1042 } 1043 1044 static ISP_INLINE atio_private_data_t * 1045 isp_find_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1046 { 1047 atio_private_data_t *atp; 1048 1049 LIST_FOREACH(atp, &tptr->atused[ATPDPHASH(tag)], next) { 1050 if (atp->tag == tag) 1051 return (atp); 1052 } 1053 return (NULL); 1054 } 1055 1056 static ISP_INLINE void 1057 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1058 { 1059 if (atp->ests) { 1060 isp_put_ecmd(isp, atp->ests); 1061 } 1062 LIST_REMOVE(atp, next); 1063 memset(atp, 0, sizeof (*atp)); 1064 LIST_INSERT_HEAD(&tptr->atfree, atp, next); 1065 } 1066 1067 static void 1068 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1069 { 1070 atio_private_data_t *atp; 1071 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1072 1073 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1074 xpt_print(tptr->owner, "ATP: [0x%x] origdlen %u bytes_xfrd %u lun %x nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s\n", 1075 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1076 } 1077 } 1078 1079 1080 static ISP_INLINE inot_private_data_t * 1081 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1082 { 1083 inot_private_data_t *ntp; 1084 ntp = tptr->ntfree; 1085 if (ntp) { 1086 tptr->ntfree = ntp->next; 1087 } 1088 return (ntp); 1089 } 1090 1091 static ISP_INLINE inot_private_data_t * 1092 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1093 { 1094 inot_private_data_t *ntp; 1095 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1096 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1097 return (ntp); 1098 } 1099 } 1100 return (NULL); 1101 } 1102 1103 static ISP_INLINE void 1104 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1105 { 1106 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1107 ntp->next = tptr->ntfree; 1108 tptr->ntfree = ntp; 1109 } 1110 1111 static cam_status 1112 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1113 { 1114 cam_status status; 1115 lun_id_t lun; 1116 struct tslist *lhp; 1117 tstate_t *tptr; 1118 int i; 1119 1120 lun = xpt_path_lun_id(path); 1121 if (lun != CAM_LUN_WILDCARD) { 1122 if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) { 1123 return (CAM_LUN_INVALID); 1124 } 1125 } 1126 if (is_lun_enabled(isp, bus, lun)) { 1127 return (CAM_LUN_ALRDY_ENA); 1128 } 1129 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1130 if (tptr == NULL) { 1131 return (CAM_RESRC_UNAVAIL); 1132 } 1133 tptr->ts_lun = lun; 1134 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1135 if (status != CAM_REQ_CMP) { 1136 free(tptr, M_DEVBUF); 1137 return (status); 1138 } 1139 SLIST_INIT(&tptr->atios); 1140 SLIST_INIT(&tptr->inots); 1141 LIST_INIT(&tptr->atfree); 1142 for (i = ATPDPSIZE-1; i >= 0; i--) 1143 LIST_INSERT_HEAD(&tptr->atfree, &tptr->atpool[i], next); 1144 for (i = 0; i < ATPDPHASHSIZE; i++) 1145 LIST_INIT(&tptr->atused[i]); 1146 for (i = 0; i < ATPDPSIZE-1; i++) 1147 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1148 tptr->ntfree = tptr->ntpool; 1149 tptr->hold = 1; 1150 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 1151 SLIST_INSERT_HEAD(lhp, tptr, next); 1152 *rslt = tptr; 1153 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1154 return (CAM_REQ_CMP); 1155 } 1156 1157 static ISP_INLINE void 1158 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1159 { 1160 union ccb *ccb; 1161 struct tslist *lhp; 1162 1163 KASSERT((tptr->hold != 0), ("tptr is not held")); 1164 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1165 do { 1166 ccb = (union ccb *)SLIST_FIRST(&tptr->atios); 1167 if (ccb) { 1168 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1169 ccb->ccb_h.status = CAM_REQ_ABORTED; 1170 xpt_done(ccb); 1171 } 1172 } while (ccb); 1173 do { 1174 ccb = (union ccb *)SLIST_FIRST(&tptr->inots); 1175 if (ccb) { 1176 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1177 ccb->ccb_h.status = CAM_REQ_ABORTED; 1178 xpt_done(ccb); 1179 } 1180 } while (ccb); 1181 ISP_GET_PC_ADDR(isp, cam_sim_bus(xpt_path_sim(tptr->owner)), lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp); 1182 SLIST_REMOVE(lhp, tptr, tstate, next); 1183 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1184 xpt_free_path(tptr->owner); 1185 free(tptr, M_DEVBUF); 1186 } 1187 1188 static void 1189 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1190 { 1191 tstate_t *tptr; 1192 int bus; 1193 target_id_t target; 1194 lun_id_t lun; 1195 1196 if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) { 1197 xpt_print(ccb->ccb_h.path, "Target mode is not supported\n"); 1198 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1199 xpt_done(ccb); 1200 return; 1201 } 1202 1203 /* 1204 * We only support either target and lun both wildcard 1205 * or target and lun both non-wildcard. 1206 */ 1207 bus = XS_CHANNEL(ccb); 1208 target = ccb->ccb_h.target_id; 1209 lun = ccb->ccb_h.target_lun; 1210 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1211 "enabling lun %jx\n", (uintmax_t)lun); 1212 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1213 ccb->ccb_h.status = CAM_LUN_INVALID; 1214 xpt_done(ccb); 1215 return; 1216 } 1217 1218 /* Create the state pointer. It should not already exist. */ 1219 tptr = get_lun_statep(isp, bus, lun); 1220 if (tptr) { 1221 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1222 xpt_done(ccb); 1223 return; 1224 } 1225 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1226 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1227 xpt_done(ccb); 1228 return; 1229 } 1230 1231 rls_lun_statep(isp, tptr); 1232 ccb->ccb_h.status = CAM_REQ_CMP; 1233 xpt_done(ccb); 1234 } 1235 1236 static void 1237 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1238 { 1239 tstate_t *tptr = NULL; 1240 int bus; 1241 target_id_t target; 1242 lun_id_t lun; 1243 1244 bus = XS_CHANNEL(ccb); 1245 target = ccb->ccb_h.target_id; 1246 lun = ccb->ccb_h.target_lun; 1247 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1248 "disabling lun %jx\n", (uintmax_t)lun); 1249 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1250 ccb->ccb_h.status = CAM_LUN_INVALID; 1251 xpt_done(ccb); 1252 return; 1253 } 1254 1255 /* Find the state pointer. */ 1256 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1257 ccb->ccb_h.status = CAM_PATH_INVALID; 1258 xpt_done(ccb); 1259 return; 1260 } 1261 1262 destroy_lun_state(isp, tptr); 1263 ccb->ccb_h.status = CAM_REQ_CMP; 1264 xpt_done(ccb); 1265 } 1266 1267 static void 1268 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1269 { 1270 int fctape, sendstatus, resid; 1271 tstate_t *tptr; 1272 fcparam *fcp; 1273 atio_private_data_t *atp; 1274 struct ccb_scsiio *cso; 1275 struct isp_ccbq *waitq; 1276 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1277 uint8_t local[QENTRY_LEN]; 1278 1279 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1280 if (tptr == NULL) { 1281 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1282 if (tptr == NULL) { 1283 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find tstate pointer", __func__, ccb->csio.tag_id); 1284 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1285 xpt_done(ccb); 1286 return; 1287 } 1288 } 1289 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, 1290 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1291 1292 ISP_GET_PC_ADDR(isp, XS_CHANNEL(ccb), waitq, waitq); 1293 switch (how) { 1294 case FROM_CAM: 1295 /* 1296 * Insert at the tail of the list, if any, waiting CTIO CCBs 1297 */ 1298 TAILQ_INSERT_TAIL(waitq, &ccb->ccb_h, periph_links.tqe); 1299 break; 1300 case FROM_TIMER: 1301 case FROM_SRR: 1302 case FROM_CTIO_DONE: 1303 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1304 break; 1305 } 1306 1307 while ((ccb = (union ccb *) TAILQ_FIRST(waitq)) != NULL) { 1308 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 1309 1310 cso = &ccb->csio; 1311 xfrlen = cso->dxfer_len; 1312 if (xfrlen == 0) { 1313 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1314 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1315 ccb->ccb_h.status = CAM_REQ_INVALID; 1316 xpt_done(ccb); 1317 continue; 1318 } 1319 } 1320 1321 atp = isp_find_atpd(isp, tptr, cso->tag_id); 1322 if (atp == NULL) { 1323 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1324 isp_dump_atpd(isp, tptr); 1325 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1326 xpt_done(ccb); 1327 continue; 1328 } 1329 1330 /* 1331 * Is this command a dead duck? 1332 */ 1333 if (atp->dead) { 1334 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1335 ccb->ccb_h.status = CAM_REQ_ABORTED; 1336 xpt_done(ccb); 1337 continue; 1338 } 1339 1340 /* 1341 * Check to make sure we're still in target mode. 1342 */ 1343 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1344 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1345 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1346 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1347 xpt_done(ccb); 1348 continue; 1349 } 1350 1351 /* 1352 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1353 * could be split into two CTIOs to split data and status). 1354 */ 1355 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1356 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); 1357 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1358 break; 1359 } 1360 1361 /* 1362 * Does the initiator expect FC-Tape style responses? 1363 */ 1364 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1365 fctape = 1; 1366 } else { 1367 fctape = 0; 1368 } 1369 1370 /* 1371 * If we already did the data xfer portion of a CTIO that sends data 1372 * and status, don't do it again and do the status portion now. 1373 */ 1374 if (atp->sendst) { 1375 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1376 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1377 xfrlen = 0; /* we already did the data transfer */ 1378 atp->sendst = 0; 1379 } 1380 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1381 sendstatus = 1; 1382 } else { 1383 sendstatus = 0; 1384 } 1385 1386 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1387 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1388 /* 1389 * Sense length is not the entire sense data structure size. Periph 1390 * drivers don't seem to be setting sense_len to reflect the actual 1391 * size. We'll peek inside to get the right amount. 1392 */ 1393 sense_length = cso->sense_len; 1394 1395 /* 1396 * This 'cannot' happen 1397 */ 1398 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1399 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1400 } 1401 } else { 1402 sense_length = 0; 1403 } 1404 1405 memset(local, 0, QENTRY_LEN); 1406 1407 /* 1408 * Check for overflow 1409 */ 1410 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen; 1411 if (tmp > atp->orig_datalen) { 1412 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen); 1413 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1414 xpt_done(ccb); 1415 continue; 1416 } 1417 1418 if (IS_24XX(isp)) { 1419 ct7_entry_t *cto = (ct7_entry_t *) local; 1420 1421 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1422 cto->ct_header.rqs_entry_count = 1; 1423 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1424 ATPD_SET_SEQNO(cto, atp); 1425 cto->ct_nphdl = atp->nphdl; 1426 cto->ct_rxid = atp->tag; 1427 cto->ct_iid_lo = atp->portid; 1428 cto->ct_iid_hi = atp->portid >> 16; 1429 cto->ct_oxid = atp->oxid; 1430 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1431 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1432 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1433 1434 /* 1435 * Mode 1, status, no data. Only possible when we are sending status, have 1436 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1437 * 1438 * Mode 2, status, no data. We have to use this in the case that 1439 * the sense data won't fit into a ct7_entry_t. 1440 * 1441 */ 1442 if (sendstatus && xfrlen == 0) { 1443 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1444 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1445 if (sense_length <= MAXRESPLEN_24XX) { 1446 if (resid < 0) { 1447 cto->ct_resid = -resid; 1448 } else if (resid > 0) { 1449 cto->ct_resid = resid; 1450 } 1451 cto->ct_flags |= CT7_FLAG_MODE1; 1452 cto->ct_scsi_status = cso->scsi_status; 1453 if (resid < 0) { 1454 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1455 } else if (resid > 0) { 1456 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1457 } 1458 if (fctape) { 1459 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1460 } 1461 if (sense_length) { 1462 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1463 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1464 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1465 } 1466 } else { 1467 bus_addr_t addr; 1468 char buf[XCMD_SIZE]; 1469 fcp_rsp_iu_t *rp; 1470 1471 if (atp->ests == NULL) { 1472 atp->ests = isp_get_ecmd(isp); 1473 if (atp->ests == NULL) { 1474 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1475 break; 1476 } 1477 } 1478 memset(buf, 0, sizeof (buf)); 1479 rp = (fcp_rsp_iu_t *)buf; 1480 if (fctape) { 1481 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1482 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1483 } 1484 cto->ct_flags |= CT7_FLAG_MODE2; 1485 rp->fcp_rsp_scsi_status = cso->scsi_status; 1486 if (resid < 0) { 1487 rp->fcp_rsp_resid = -resid; 1488 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1489 } else if (resid > 0) { 1490 rp->fcp_rsp_resid = resid; 1491 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1492 } 1493 if (sense_length) { 1494 rp->fcp_rsp_snslen = sense_length; 1495 cto->ct_senselen = sense_length; 1496 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1497 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1498 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1499 } else { 1500 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1501 } 1502 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1503 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1504 } 1505 addr = isp->isp_osinfo.ecmd_dma; 1506 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1507 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, 1508 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1509 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1510 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1511 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1512 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1513 } 1514 if (sense_length) { 1515 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__, 1516 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, 1517 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1518 } else { 1519 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1520 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1521 } 1522 atp->state = ATPD_STATE_LAST_CTIO; 1523 } 1524 1525 /* 1526 * Mode 0 data transfers, *possibly* with status. 1527 */ 1528 if (xfrlen != 0) { 1529 cto->ct_flags |= CT7_FLAG_MODE0; 1530 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1531 cto->ct_flags |= CT7_DATA_IN; 1532 } else { 1533 cto->ct_flags |= CT7_DATA_OUT; 1534 } 1535 1536 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1537 cto->rsp.m0.ct_xfrlen = xfrlen; 1538 1539 #ifdef DEBUG 1540 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1541 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1542 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1543 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1544 } 1545 #endif 1546 if (sendstatus) { 1547 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1548 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1549 cto->ct_flags |= CT7_SENDSTATUS; 1550 atp->state = ATPD_STATE_LAST_CTIO; 1551 if (fctape) { 1552 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1553 } 1554 } else { 1555 atp->sendst = 1; /* send status later */ 1556 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1557 atp->state = ATPD_STATE_CTIO; 1558 } 1559 } else { 1560 atp->state = ATPD_STATE_CTIO; 1561 } 1562 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__, 1563 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1564 } 1565 } else { 1566 ct2_entry_t *cto = (ct2_entry_t *) local; 1567 1568 if (isp->isp_osinfo.sixtyfourbit) 1569 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1570 else 1571 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1572 cto->ct_header.rqs_entry_count = 1; 1573 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1574 ATPD_SET_SEQNO(cto, atp); 1575 if (ISP_CAP_2KLOGIN(isp)) { 1576 ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl; 1577 } else { 1578 cto->ct_iid = atp->nphdl; 1579 if (ISP_CAP_SCCFW(isp) == 0) { 1580 cto->ct_lun = ccb->ccb_h.target_lun; 1581 } 1582 } 1583 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1584 cto->ct_rxid = cso->tag_id; 1585 1586 /* 1587 * Mode 1, status, no data. Only possible when we are sending status, have 1588 * no data to transfer, and the sense length can fit in the ct7_entry. 1589 * 1590 * Mode 2, status, no data. We have to use this in the case the response 1591 * length won't fit into a ct2_entry_t. 1592 * 1593 * We'll fill out this structure with information as if this were a 1594 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1595 * needed based upon this. 1596 */ 1597 if (sendstatus && xfrlen == 0) { 1598 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1599 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1600 if (sense_length <= MAXRESPLEN) { 1601 if (resid < 0) { 1602 cto->ct_resid = -resid; 1603 } else if (resid > 0) { 1604 cto->ct_resid = resid; 1605 } 1606 cto->ct_flags |= CT2_FLAG_MODE1; 1607 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1608 if (resid < 0) { 1609 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1610 } else if (resid > 0) { 1611 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1612 } 1613 if (fctape) { 1614 cto->ct_flags |= CT2_CONFIRM; 1615 } 1616 if (sense_length) { 1617 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1618 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1619 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1620 } 1621 } else { 1622 bus_addr_t addr; 1623 char buf[XCMD_SIZE]; 1624 fcp_rsp_iu_t *rp; 1625 1626 if (atp->ests == NULL) { 1627 atp->ests = isp_get_ecmd(isp); 1628 if (atp->ests == NULL) { 1629 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1630 break; 1631 } 1632 } 1633 memset(buf, 0, sizeof (buf)); 1634 rp = (fcp_rsp_iu_t *)buf; 1635 if (fctape) { 1636 cto->ct_flags |= CT2_CONFIRM; 1637 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1638 } 1639 cto->ct_flags |= CT2_FLAG_MODE2; 1640 rp->fcp_rsp_scsi_status = cso->scsi_status; 1641 if (resid < 0) { 1642 rp->fcp_rsp_resid = -resid; 1643 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1644 } else if (resid > 0) { 1645 rp->fcp_rsp_resid = resid; 1646 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1647 } 1648 if (sense_length) { 1649 rp->fcp_rsp_snslen = sense_length; 1650 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1651 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1652 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1653 } else { 1654 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1655 } 1656 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1657 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1658 } 1659 addr = isp->isp_osinfo.ecmd_dma; 1660 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1661 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, 1662 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1663 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1664 if (isp->isp_osinfo.sixtyfourbit) { 1665 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1666 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1667 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1668 } else { 1669 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1670 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1671 } 1672 } 1673 if (sense_length) { 1674 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__, 1675 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1676 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1677 } else { 1678 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, 1679 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1680 } 1681 atp->state = ATPD_STATE_LAST_CTIO; 1682 } 1683 1684 if (xfrlen != 0) { 1685 cto->ct_flags |= CT2_FLAG_MODE0; 1686 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1687 cto->ct_flags |= CT2_DATA_IN; 1688 } else { 1689 cto->ct_flags |= CT2_DATA_OUT; 1690 } 1691 1692 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 1693 cto->rsp.m0.ct_xfrlen = xfrlen; 1694 1695 if (sendstatus) { 1696 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1697 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 1698 cto->ct_flags |= CT2_SENDSTATUS; 1699 atp->state = ATPD_STATE_LAST_CTIO; 1700 if (fctape) { 1701 cto->ct_flags |= CT2_CONFIRM; 1702 } 1703 } else { 1704 atp->sendst = 1; /* send status later */ 1705 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1706 atp->state = ATPD_STATE_CTIO; 1707 } 1708 } else { 1709 atp->state = ATPD_STATE_CTIO; 1710 } 1711 } 1712 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, 1713 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); 1714 } 1715 1716 if (isp_get_pcmd(isp, ccb)) { 1717 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 1718 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1719 break; 1720 } 1721 handle = isp_allocate_handle(isp, ccb, ISP_HANDLE_TARGET); 1722 if (handle == 0) { 1723 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1724 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1725 isp_free_pcmd(isp, ccb); 1726 break; 1727 } 1728 atp->bytes_in_transit += xfrlen; 1729 PISP_PCMD(ccb)->datalen = xfrlen; 1730 1731 1732 /* 1733 * Call the dma setup routines for this entry (and any subsequent 1734 * CTIOs) if there's data to move, and then tell the f/w it's got 1735 * new things to play with. As with isp_start's usage of DMA setup, 1736 * any swizzling is done in the machine dependent layer. Because 1737 * of this, we put the request onto the queue area first in native 1738 * format. 1739 */ 1740 1741 if (IS_24XX(isp)) { 1742 ct7_entry_t *cto = (ct7_entry_t *) local; 1743 cto->ct_syshandle = handle; 1744 } else { 1745 ct2_entry_t *cto = (ct2_entry_t *) local; 1746 cto->ct_syshandle = handle; 1747 } 1748 1749 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1750 if (dmaresult != CMD_QUEUED) { 1751 isp_destroy_handle(isp, handle); 1752 isp_free_pcmd(isp, ccb); 1753 if (dmaresult == CMD_EAGAIN) { 1754 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1755 break; 1756 } 1757 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1758 xpt_done(ccb); 1759 continue; 1760 } 1761 isp->isp_nactive++; 1762 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 1763 if (xfrlen) { 1764 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 1765 } else { 1766 ccb->ccb_h.spriv_field0 = ~0; 1767 } 1768 atp->ctcnt++; 1769 atp->seqno++; 1770 } 1771 rls_lun_statep(isp, tptr); 1772 } 1773 1774 static void 1775 isp_refire_putback_atio(void *arg) 1776 { 1777 union ccb *ccb = arg; 1778 1779 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); 1780 isp_target_putback_atio(ccb); 1781 } 1782 1783 static void 1784 isp_refire_notify_ack(void *arg) 1785 { 1786 isp_tna_t *tp = arg; 1787 ispsoftc_t *isp = tp->isp; 1788 1789 ISP_ASSERT_LOCKED(isp); 1790 if (isp_notify_ack(isp, tp->not)) { 1791 callout_schedule(&tp->timer, 5); 1792 } else { 1793 free(tp, M_DEVBUF); 1794 } 1795 } 1796 1797 1798 static void 1799 isp_target_putback_atio(union ccb *ccb) 1800 { 1801 ispsoftc_t *isp; 1802 struct ccb_scsiio *cso; 1803 void *qe; 1804 at2_entry_t local, *at = &local; 1805 1806 isp = XS_ISP(ccb); 1807 1808 qe = isp_getrqentry(isp); 1809 if (qe == NULL) { 1810 xpt_print(ccb->ccb_h.path, 1811 "%s: Request Queue Overflow\n", __func__); 1812 callout_reset(&PISP_PCMD(ccb)->wdog, 10, 1813 isp_refire_putback_atio, ccb); 1814 return; 1815 } 1816 memset(qe, 0, QENTRY_LEN); 1817 cso = &ccb->csio; 1818 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1819 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1820 at->at_header.rqs_entry_count = 1; 1821 if (ISP_CAP_SCCFW(isp)) { 1822 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1823 #if __FreeBSD_version < 1000700 1824 if (at->at_scclun >= 256) 1825 at->at_scclun |= 0x4000; 1826 #endif 1827 } else { 1828 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1829 } 1830 at->at_status = CT_OK; 1831 at->at_rxid = cso->tag_id; 1832 at->at_iid = cso->ccb_h.target_id; 1833 isp_put_atio2(isp, at, qe); 1834 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1835 ISP_SYNC_REQUEST(isp); 1836 isp_complete_ctio(ccb); 1837 } 1838 1839 static void 1840 isp_complete_ctio(union ccb *ccb) 1841 { 1842 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1843 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1844 xpt_done(ccb); 1845 } 1846 } 1847 1848 static void 1849 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1850 { 1851 fcparam *fcp; 1852 lun_id_t lun; 1853 fcportdb_t *lp; 1854 tstate_t *tptr; 1855 struct ccb_accept_tio *atiop; 1856 uint16_t nphdl; 1857 atio_private_data_t *atp; 1858 inot_private_data_t *ntp; 1859 1860 /* 1861 * The firmware status (except for the QLTM_SVALID bit) 1862 * indicates why this ATIO was sent to us. 1863 * 1864 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1865 */ 1866 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1867 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1868 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1869 return; 1870 } 1871 1872 fcp = FCPARAM(isp, 0); 1873 if (ISP_CAP_SCCFW(isp)) { 1874 lun = aep->at_scclun; 1875 #if __FreeBSD_version < 1000700 1876 lun &= 0x3fff; 1877 #endif 1878 } else { 1879 lun = aep->at_lun; 1880 } 1881 if (ISP_CAP_2KLOGIN(isp)) { 1882 nphdl = ((at2e_entry_t *)aep)->at_iid; 1883 } else { 1884 nphdl = aep->at_iid; 1885 } 1886 tptr = get_lun_statep(isp, 0, lun); 1887 if (tptr == NULL) { 1888 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1889 if (tptr == NULL) { 1890 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 1891 if (lun == 0) { 1892 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1893 } else { 1894 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1895 } 1896 return; 1897 } 1898 } 1899 1900 /* 1901 * Start any commands pending resources first. 1902 */ 1903 if (tptr->restart_queue) { 1904 inot_private_data_t *restart_queue = tptr->restart_queue; 1905 tptr->restart_queue = NULL; 1906 while (restart_queue) { 1907 ntp = restart_queue; 1908 restart_queue = ntp->rd.nt.nt_hba; 1909 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1910 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1911 isp_put_ntpd(isp, tptr, ntp); 1912 /* 1913 * If a recursion caused the restart queue to start to fill again, 1914 * stop and splice the new list on top of the old list and restore 1915 * it and go to noresrc. 1916 */ 1917 if (tptr->restart_queue) { 1918 ntp = tptr->restart_queue; 1919 tptr->restart_queue = restart_queue; 1920 while (restart_queue->rd.nt.nt_hba) { 1921 restart_queue = restart_queue->rd.nt.nt_hba; 1922 } 1923 restart_queue->rd.nt.nt_hba = ntp; 1924 goto noresrc; 1925 } 1926 } 1927 } 1928 1929 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1930 if (atiop == NULL) { 1931 goto noresrc; 1932 } 1933 1934 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 1935 if (atp == NULL) { 1936 goto noresrc; 1937 } 1938 1939 atp->state = ATPD_STATE_ATIO; 1940 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1941 tptr->atio_count--; 1942 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 1943 atiop->ccb_h.target_id = fcp->isp_loopid; 1944 atiop->ccb_h.target_lun = lun; 1945 1946 /* 1947 * We don't get 'suggested' sense data as we do with SCSI cards. 1948 */ 1949 atiop->sense_len = 0; 1950 1951 /* 1952 * If we're not in the port database, add ourselves. 1953 */ 1954 if (IS_2100(isp)) 1955 atiop->init_id = nphdl; 1956 else { 1957 if ((isp_find_pdb_by_handle(isp, 0, nphdl, &lp) == 0 || 1958 lp->state == FC_PORTDB_STATE_ZOMBIE)) { 1959 uint64_t wwpn = 1960 (((uint64_t) aep->at_wwpn[0]) << 48) | 1961 (((uint64_t) aep->at_wwpn[1]) << 32) | 1962 (((uint64_t) aep->at_wwpn[2]) << 16) | 1963 (((uint64_t) aep->at_wwpn[3]) << 0); 1964 isp_add_wwn_entry(isp, 0, wwpn, INI_NONE, 1965 nphdl, PORT_ANY, 0); 1966 if (fcp->isp_loopstate > LOOP_LTEST_DONE) 1967 fcp->isp_loopstate = LOOP_LTEST_DONE; 1968 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, 0, 1969 ISPASYNC_CHANGE_PDB, nphdl, 0x06, 0xff); 1970 isp_find_pdb_by_handle(isp, 0, nphdl, &lp); 1971 } 1972 atiop->init_id = FC_PORTDB_TGT(isp, 0, lp); 1973 } 1974 atiop->cdb_len = ATIO2_CDBLEN; 1975 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1976 atiop->ccb_h.status = CAM_CDB_RECVD; 1977 atiop->tag_id = atp->tag; 1978 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1979 case ATIO2_TC_ATTR_SIMPLEQ: 1980 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1981 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1982 break; 1983 case ATIO2_TC_ATTR_HEADOFQ: 1984 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1985 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1986 break; 1987 case ATIO2_TC_ATTR_ORDERED: 1988 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1989 atiop->tag_action = MSG_ORDERED_Q_TAG; 1990 break; 1991 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1992 case ATIO2_TC_ATTR_UNTAGGED: 1993 default: 1994 atiop->tag_action = 0; 1995 break; 1996 } 1997 1998 atp->orig_datalen = aep->at_datalen; 1999 atp->bytes_xfered = 0; 2000 atp->lun = lun; 2001 atp->nphdl = nphdl; 2002 atp->sid = PORT_ANY; 2003 atp->oxid = aep->at_oxid; 2004 atp->cdb0 = aep->at_cdb[0]; 2005 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2006 atp->state = ATPD_STATE_CAM; 2007 xpt_done((union ccb *)atiop); 2008 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); 2009 rls_lun_statep(isp, tptr); 2010 return; 2011 noresrc: 2012 ntp = isp_get_ntpd(isp, tptr); 2013 if (ntp == NULL) { 2014 rls_lun_statep(isp, tptr); 2015 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2016 return; 2017 } 2018 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2019 ntp->rd.nt.nt_hba = tptr->restart_queue; 2020 tptr->restart_queue = ntp; 2021 rls_lun_statep(isp, tptr); 2022 } 2023 2024 static void 2025 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2026 { 2027 int cdbxlen; 2028 lun_id_t lun; 2029 uint16_t chan, nphdl = NIL_HANDLE; 2030 uint32_t did, sid; 2031 fcportdb_t *lp; 2032 tstate_t *tptr; 2033 struct ccb_accept_tio *atiop; 2034 atio_private_data_t *atp = NULL; 2035 atio_private_data_t *oatp; 2036 inot_private_data_t *ntp; 2037 2038 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2039 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2040 #if __FreeBSD_version >= 1000700 2041 lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun)); 2042 #else 2043 lun = (aep->at_cmnd.fcp_cmnd_lun[0] & 0x3f << 8) | 2044 aep->at_cmnd.fcp_cmnd_lun[1]; 2045 #endif 2046 2047 /* 2048 * Find the N-port handle, and Virtual Port Index for this command. 2049 * 2050 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2051 * We also, as a matter of course, need to know the WWN of the initiator too. 2052 */ 2053 if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) { 2054 /* 2055 * Find the right channel based upon D_ID 2056 */ 2057 isp_find_chan_by_did(isp, did, &chan); 2058 2059 if (chan == ISP_NOCHAN) { 2060 NANOTIME_T now; 2061 2062 /* 2063 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2064 * It's a bit tricky here as we need to stash this command *somewhere*. 2065 */ 2066 GET_NANOTIME(&now); 2067 if (NANOTIME_SUB(&now, &isp->isp_init_time) > 2000000000ULL) { 2068 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2069 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2070 return; 2071 } 2072 tptr = get_lun_statep(isp, 0, 0); 2073 if (tptr == NULL) { 2074 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2075 if (tptr == NULL) { 2076 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); 2077 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2078 return; 2079 } 2080 } 2081 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2082 goto noresrc; 2083 } 2084 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); 2085 } else { 2086 chan = 0; 2087 } 2088 2089 /* 2090 * Find the PDB entry for this initiator 2091 */ 2092 if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) { 2093 /* 2094 * If we're not in the port database terminate the exchange. 2095 */ 2096 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", 2097 __func__, aep->at_rxid, did, chan, sid); 2098 isp_dump_portdb(isp, chan); 2099 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2100 return; 2101 } 2102 nphdl = lp->handle; 2103 2104 /* 2105 * Get the tstate pointer 2106 */ 2107 tptr = get_lun_statep(isp, chan, lun); 2108 if (tptr == NULL) { 2109 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2110 if (tptr == NULL) { 2111 isp_prt(isp, ISP_LOGWARN, 2112 "%s: [0x%x] no state pointer for lun %jx or wildcard", 2113 __func__, aep->at_rxid, (uintmax_t)lun); 2114 if (lun == 0) { 2115 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2116 } else { 2117 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2118 } 2119 return; 2120 } 2121 } 2122 2123 /* 2124 * Start any commands pending resources first. 2125 */ 2126 if (tptr->restart_queue) { 2127 inot_private_data_t *restart_queue = tptr->restart_queue; 2128 tptr->restart_queue = NULL; 2129 while (restart_queue) { 2130 ntp = restart_queue; 2131 restart_queue = ntp->rd.nt.nt_hba; 2132 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2133 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2134 isp_put_ntpd(isp, tptr, ntp); 2135 /* 2136 * If a recursion caused the restart queue to start to fill again, 2137 * stop and splice the new list on top of the old list and restore 2138 * it and go to noresrc. 2139 */ 2140 if (tptr->restart_queue) { 2141 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__); 2142 if (restart_queue) { 2143 ntp = tptr->restart_queue; 2144 tptr->restart_queue = restart_queue; 2145 while (restart_queue->rd.nt.nt_hba) { 2146 restart_queue = restart_queue->rd.nt.nt_hba; 2147 } 2148 restart_queue->rd.nt.nt_hba = ntp; 2149 } 2150 goto noresrc; 2151 } 2152 } 2153 } 2154 2155 /* 2156 * If the f/w is out of resources, just send a BUSY status back. 2157 */ 2158 if (aep->at_rxid == AT7_NORESRC_RXID) { 2159 rls_lun_statep(isp, tptr); 2160 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2161 return; 2162 } 2163 2164 /* 2165 * If we're out of resources, just send a BUSY status back. 2166 */ 2167 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2168 if (atiop == NULL) { 2169 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2170 goto noresrc; 2171 } 2172 2173 oatp = isp_find_atpd(isp, tptr, aep->at_rxid); 2174 if (oatp) { 2175 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", 2176 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2177 /* 2178 * It's not a "no resource" condition- but we can treat it like one 2179 */ 2180 goto noresrc; 2181 } 2182 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 2183 if (atp == NULL) { 2184 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2185 goto noresrc; 2186 } 2187 atp->word3 = lp->prli_word3; 2188 atp->state = ATPD_STATE_ATIO; 2189 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2190 tptr->atio_count--; 2191 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2192 atiop->init_id = FC_PORTDB_TGT(isp, chan, lp); 2193 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2194 atiop->ccb_h.target_lun = lun; 2195 atiop->sense_len = 0; 2196 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2197 if (cdbxlen) { 2198 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2199 } 2200 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2201 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2202 atiop->cdb_len = cdbxlen; 2203 atiop->ccb_h.status = CAM_CDB_RECVD; 2204 atiop->tag_id = atp->tag; 2205 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2206 case FCP_CMND_TASK_ATTR_SIMPLE: 2207 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2208 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2209 break; 2210 case FCP_CMND_TASK_ATTR_HEAD: 2211 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2212 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2213 break; 2214 case FCP_CMND_TASK_ATTR_ORDERED: 2215 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2216 atiop->tag_action = MSG_ORDERED_Q_TAG; 2217 break; 2218 default: 2219 /* FALLTHROUGH */ 2220 case FCP_CMND_TASK_ATTR_ACA: 2221 case FCP_CMND_TASK_ATTR_UNTAGGED: 2222 atiop->tag_action = 0; 2223 break; 2224 } 2225 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2226 atp->bytes_xfered = 0; 2227 atp->lun = lun; 2228 atp->nphdl = nphdl; 2229 atp->portid = sid; 2230 atp->oxid = aep->at_hdr.ox_id; 2231 atp->rxid = aep->at_hdr.rx_id; 2232 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2233 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2234 atp->state = ATPD_STATE_CAM; 2235 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u", 2236 aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 2237 xpt_done((union ccb *)atiop); 2238 rls_lun_statep(isp, tptr); 2239 return; 2240 noresrc: 2241 if (atp) { 2242 isp_put_atpd(isp, tptr, atp); 2243 } 2244 ntp = isp_get_ntpd(isp, tptr); 2245 if (ntp == NULL) { 2246 rls_lun_statep(isp, tptr); 2247 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2248 return; 2249 } 2250 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2251 ntp->rd.nt.nt_hba = tptr->restart_queue; 2252 tptr->restart_queue = ntp; 2253 rls_lun_statep(isp, tptr); 2254 } 2255 2256 2257 /* 2258 * Handle starting an SRR (sequence retransmit request) 2259 * We get here when we've gotten the immediate notify 2260 * and the return of all outstanding CTIOs for this 2261 * transaction. 2262 */ 2263 static void 2264 isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 2265 { 2266 in_fcentry_24xx_t *inot; 2267 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2268 union ccb *ccb; 2269 2270 inot = (in_fcentry_24xx_t *)atp->srr; 2271 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2272 ccb = atp->srr_ccb; 2273 atp->srr_ccb = NULL; 2274 atp->nsrr++; 2275 if (ccb == NULL) { 2276 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2277 goto fail; 2278 } 2279 2280 ccb_off = ccb->ccb_h.spriv_field0; 2281 ccb_len = ccb->csio.dxfer_len; 2282 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2283 2284 switch (inot->in_srr_iu) { 2285 case R_CTL_INFO_SOLICITED_DATA: 2286 /* 2287 * We have to restart a FCP_DATA data out transaction 2288 */ 2289 atp->sendst = 0; 2290 atp->bytes_xfered = srr_off; 2291 if (ccb_len == 0) { 2292 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2293 goto mdp; 2294 } 2295 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2296 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); 2297 goto mdp; 2298 } 2299 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); 2300 break; 2301 case R_CTL_INFO_COMMAND_STATUS: 2302 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2303 atp->sendst = 1; 2304 /* 2305 * We have to restart a FCP_RSP IU transaction 2306 */ 2307 break; 2308 case R_CTL_INFO_DATA_DESCRIPTOR: 2309 /* 2310 * We have to restart an FCP DATA in transaction 2311 */ 2312 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2313 goto fail; 2314 2315 default: 2316 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2317 goto fail; 2318 } 2319 2320 /* 2321 * We can't do anything until this is acked, so we might as well start it now. 2322 * We aren't going to do the usual asynchronous ack issue because we need 2323 * to make sure this gets on the wire first. 2324 */ 2325 if (isp_notify_ack(isp, inot)) { 2326 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2327 goto fail; 2328 } 2329 isp_target_start_ctio(isp, ccb, FROM_SRR); 2330 return; 2331 fail: 2332 inot->in_reserved = 1; 2333 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2334 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2335 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2336 isp_complete_ctio(ccb); 2337 return; 2338 mdp: 2339 if (isp_notify_ack(isp, inot)) { 2340 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2341 goto fail; 2342 } 2343 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2344 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2345 /* 2346 * This is not a strict interpretation of MDP, but it's close 2347 */ 2348 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2349 ccb->csio.msg_len = 7; 2350 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2351 ccb->csio.msg_ptr[1] = 5; 2352 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2353 ccb->csio.msg_ptr[3] = srr_off >> 24; 2354 ccb->csio.msg_ptr[4] = srr_off >> 16; 2355 ccb->csio.msg_ptr[5] = srr_off >> 8; 2356 ccb->csio.msg_ptr[6] = srr_off; 2357 isp_complete_ctio(ccb); 2358 } 2359 2360 2361 static void 2362 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2363 { 2364 tstate_t *tptr; 2365 in_fcentry_24xx_t *inot = inot_raw; 2366 atio_private_data_t *atp; 2367 uint32_t tag = inot->in_rxid; 2368 uint32_t bus = inot->in_vpidx; 2369 2370 if (!IS_24XX(isp)) { 2371 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2372 return; 2373 } 2374 2375 tptr = get_lun_statep_from_tag(isp, bus, tag); 2376 if (tptr == NULL) { 2377 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag); 2378 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2379 return; 2380 } 2381 atp = isp_find_atpd(isp, tptr, tag); 2382 if (atp == NULL) { 2383 rls_lun_statep(isp, tptr); 2384 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2385 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2386 return; 2387 } 2388 atp->srr_notify_rcvd = 1; 2389 memcpy(atp->srr, inot, sizeof (atp->srr)); 2390 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, 2391 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2392 if (atp->srr_ccb) 2393 isp_handle_srr_start(isp, tptr, atp); 2394 rls_lun_statep(isp, tptr); 2395 } 2396 2397 static void 2398 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2399 { 2400 union ccb *ccb; 2401 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0; 2402 tstate_t *tptr = NULL; 2403 atio_private_data_t *atp = NULL; 2404 int bus; 2405 uint32_t handle, moved_data = 0, data_requested; 2406 2407 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2408 ccb = isp_find_xs(isp, handle); 2409 if (ccb == NULL) { 2410 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2411 return; 2412 } 2413 isp_destroy_handle(isp, handle); 2414 data_requested = PISP_PCMD(ccb)->datalen; 2415 isp_free_pcmd(isp, ccb); 2416 if (isp->isp_nactive) { 2417 isp->isp_nactive--; 2418 } 2419 2420 bus = XS_CHANNEL(ccb); 2421 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2422 if (tptr == NULL) { 2423 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2424 } 2425 if (tptr == NULL) { 2426 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id); 2427 return; 2428 } 2429 2430 if (IS_24XX(isp)) { 2431 atp = isp_find_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid); 2432 } else { 2433 atp = isp_find_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid); 2434 } 2435 if (atp == NULL) { 2436 /* 2437 * XXX: isp_clear_commands() generates fake CTIO with zero 2438 * ct_rxid value, filling only ct_syshandle. Workaround 2439 * that using tag_id from the CCB, pointed by ct_syshandle. 2440 */ 2441 atp = isp_find_atpd(isp, tptr, ccb->csio.tag_id); 2442 } 2443 if (atp == NULL) { 2444 rls_lun_statep(isp, tptr); 2445 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2446 return; 2447 } 2448 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2449 atp->bytes_in_transit -= data_requested; 2450 atp->ctcnt -= 1; 2451 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2452 2453 if (IS_24XX(isp)) { 2454 ct7_entry_t *ct = arg; 2455 2456 if (ct->ct_nphdl == CT7_SRR) { 2457 atp->srr_ccb = ccb; 2458 if (atp->srr_notify_rcvd) 2459 isp_handle_srr_start(isp, tptr, atp); 2460 rls_lun_statep(isp, tptr); 2461 return; 2462 } 2463 if (ct->ct_nphdl == CT_HBA_RESET) { 2464 failure = CAM_UNREC_HBA_ERROR; 2465 } else { 2466 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2467 ok = (ct->ct_nphdl == CT7_OK); 2468 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2469 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2470 resid = ct->ct_resid; 2471 moved_data = data_requested - resid; 2472 } 2473 } 2474 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), 2475 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2476 } else { 2477 ct2_entry_t *ct = arg; 2478 if (ct->ct_status == CT_SRR) { 2479 atp->srr_ccb = ccb; 2480 if (atp->srr_notify_rcvd) 2481 isp_handle_srr_start(isp, tptr, atp); 2482 rls_lun_statep(isp, tptr); 2483 isp_target_putback_atio(ccb); 2484 return; 2485 } 2486 if (ct->ct_status == CT_HBA_RESET) { 2487 failure = CAM_UNREC_HBA_ERROR; 2488 } else { 2489 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2490 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2491 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2492 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2493 resid = ct->ct_resid; 2494 moved_data = data_requested - resid; 2495 } 2496 } 2497 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), 2498 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2499 } 2500 if (ok) { 2501 if (moved_data) { 2502 atp->bytes_xfered += moved_data; 2503 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 2504 } 2505 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2506 ccb->ccb_h.status |= CAM_SENT_SENSE; 2507 } 2508 ccb->ccb_h.status |= CAM_REQ_CMP; 2509 } else { 2510 notify_cam = 1; 2511 if (failure == CAM_UNREC_HBA_ERROR) 2512 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2513 else 2514 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2515 } 2516 atp->state = ATPD_STATE_PDON; 2517 rls_lun_statep(isp, tptr); 2518 2519 /* 2520 * We never *not* notify CAM when there has been any error (ok == 0), 2521 * so we never need to do an ATIO putback if we're not notifying CAM. 2522 */ 2523 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 2524 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 2525 if (notify_cam == 0) { 2526 if (atp->sendst) { 2527 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 2528 } 2529 return; 2530 } 2531 2532 /* 2533 * We're telling CAM we're done with this CTIO transaction. 2534 * 2535 * 24XX cards never need an ATIO put back. 2536 * 2537 * Other cards need one put back only on error. 2538 * In the latter case, a timeout will re-fire 2539 * and try again in case we didn't have 2540 * queue resources to do so at first. In any case, 2541 * once the putback is done we do the completion 2542 * call. 2543 */ 2544 if (ok || IS_24XX(isp)) { 2545 isp_complete_ctio(ccb); 2546 } else { 2547 isp_target_putback_atio(ccb); 2548 } 2549 } 2550 2551 static void 2552 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2553 { 2554 int needack = 1; 2555 switch (inp->in_status) { 2556 case IN_PORT_LOGOUT: 2557 /* 2558 * XXX: Need to delete this initiator's WWN from the database 2559 * XXX: Need to send this LOGOUT upstream 2560 */ 2561 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2562 break; 2563 case IN_PORT_CHANGED: 2564 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2565 break; 2566 case IN_GLOBAL_LOGO: 2567 isp_del_all_wwn_entries(isp, 0); 2568 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2569 break; 2570 case IN_ABORT_TASK: 2571 { 2572 tstate_t *tptr; 2573 uint16_t nphdl, lun; 2574 uint32_t sid; 2575 uint64_t wwn; 2576 atio_private_data_t *atp; 2577 fcportdb_t *lp; 2578 struct ccb_immediate_notify *inot = NULL; 2579 2580 if (ISP_CAP_SCCFW(isp)) { 2581 lun = inp->in_scclun; 2582 #if __FreeBSD_version < 1000700 2583 lun &= 0x3fff; 2584 #endif 2585 } else { 2586 lun = inp->in_lun; 2587 } 2588 if (ISP_CAP_2KLOGIN(isp)) { 2589 nphdl = ((in_fcentry_e_t *)inp)->in_iid; 2590 } else { 2591 nphdl = inp->in_iid; 2592 } 2593 if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) { 2594 wwn = lp->port_wwn; 2595 sid = lp->portid; 2596 } else { 2597 wwn = INI_ANY; 2598 sid = PORT_ANY; 2599 } 2600 tptr = get_lun_statep(isp, 0, lun); 2601 if (tptr == NULL) { 2602 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2603 if (tptr == NULL) { 2604 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %x, but no tstate", lun); 2605 return; 2606 } 2607 } 2608 atp = isp_find_atpd(isp, tptr, inp->in_seqid); 2609 2610 if (atp) { 2611 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2612 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2613 if (inot) { 2614 tptr->inot_count--; 2615 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2616 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2617 } else { 2618 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n"); 2619 } 2620 } else { 2621 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2622 } 2623 if (inot) { 2624 isp_notify_t tmp, *nt = &tmp; 2625 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2626 nt->nt_hba = isp; 2627 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2628 nt->nt_wwn = wwn; 2629 nt->nt_nphdl = nphdl; 2630 nt->nt_sid = sid; 2631 nt->nt_did = PORT_ANY; 2632 nt->nt_lun = lun; 2633 nt->nt_need_ack = 1; 2634 nt->nt_channel = 0; 2635 nt->nt_ncode = NT_ABORT_TASK; 2636 nt->nt_lreserved = inot; 2637 isp_handle_platform_target_tmf(isp, nt); 2638 needack = 0; 2639 } 2640 rls_lun_statep(isp, tptr); 2641 break; 2642 } 2643 default: 2644 break; 2645 } 2646 if (needack) { 2647 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 2648 } 2649 } 2650 2651 static void 2652 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2653 { 2654 uint16_t nphdl; 2655 uint16_t prli_options = 0; 2656 uint32_t portid; 2657 fcportdb_t *lp; 2658 char *msg = NULL; 2659 uint8_t *ptr = (uint8_t *)inot; 2660 uint64_t wwpn = INI_NONE, wwnn = INI_NONE; 2661 2662 nphdl = inot->in_nphdl; 2663 if (nphdl != NIL_HANDLE) { 2664 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2665 } else { 2666 portid = PORT_ANY; 2667 } 2668 2669 switch (inot->in_status) { 2670 case IN24XX_ELS_RCVD: 2671 { 2672 char buf[16]; 2673 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2674 2675 /* 2676 * Note that we're just getting notification that an ELS was received 2677 * (possibly with some associated information sent upstream). This is 2678 * *not* the same as being given the ELS frame to accept or reject. 2679 */ 2680 switch (inot->in_status_subcode) { 2681 case LOGO: 2682 msg = "LOGO"; 2683 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2684 isp_del_wwn_entry(isp, chan, wwpn, nphdl, portid); 2685 break; 2686 case PRLO: 2687 msg = "PRLO"; 2688 break; 2689 case PLOGI: 2690 msg = "PLOGI"; 2691 wwnn = be64dec(&ptr[IN24XX_PLOGI_WWNN_OFF]); 2692 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2693 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2694 nphdl, portid, prli_options); 2695 break; 2696 case PRLI: 2697 msg = "PRLI"; 2698 prli_options = inot->in_prli_options; 2699 if (inot->in_flags & IN24XX_FLAG_PN_NN_VALID) 2700 wwnn = be64dec(&ptr[IN24XX_PRLI_WWNN_OFF]); 2701 wwpn = be64dec(&ptr[IN24XX_PRLI_WWPN_OFF]); 2702 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2703 nphdl, portid, prli_options); 2704 break; 2705 case PDISC: 2706 msg = "PDISC"; 2707 break; 2708 case ADISC: 2709 msg = "ADISC"; 2710 break; 2711 default: 2712 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2713 msg = buf; 2714 break; 2715 } 2716 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2717 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); 2718 break; 2719 } 2720 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, 2721 inot->in_rxid, inot->in_oxid); 2722 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2723 break; 2724 } 2725 2726 case IN24XX_PORT_LOGOUT: 2727 msg = "PORT LOGOUT"; 2728 if (isp_find_pdb_by_handle(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2729 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2730 } 2731 /* FALLTHROUGH */ 2732 case IN24XX_PORT_CHANGED: 2733 if (msg == NULL) 2734 msg = "PORT CHANGED"; 2735 /* FALLTHROUGH */ 2736 case IN24XX_LIP_RESET: 2737 if (msg == NULL) 2738 msg = "LIP RESET"; 2739 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); 2740 2741 /* 2742 * All subcodes here are irrelevant. What is relevant 2743 * is that we need to terminate all active commands from 2744 * this initiator (known by N-port handle). 2745 */ 2746 /* XXX IMPLEMENT XXX */ 2747 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2748 break; 2749 2750 case IN24XX_SRR_RCVD: 2751 #ifdef ISP_TARGET_MODE 2752 isp_handle_srr_notify(isp, inot); 2753 break; 2754 #else 2755 if (msg == NULL) 2756 msg = "SRR RCVD"; 2757 /* FALLTHROUGH */ 2758 #endif 2759 case IN24XX_LINK_RESET: 2760 if (msg == NULL) 2761 msg = "LINK RESET"; 2762 case IN24XX_LINK_FAILED: 2763 if (msg == NULL) 2764 msg = "LINK FAILED"; 2765 default: 2766 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), msg); 2767 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2768 break; 2769 } 2770 } 2771 2772 static int 2773 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp, uint32_t rsp) 2774 { 2775 2776 if (isp->isp_state != ISP_RUNSTATE) { 2777 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2778 return (0); 2779 } 2780 2781 /* 2782 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2783 */ 2784 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2785 ct7_entry_t local, *cto = &local; 2786 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2787 fcportdb_t *lp; 2788 uint32_t sid; 2789 uint16_t nphdl; 2790 2791 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2792 if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) { 2793 nphdl = lp->handle; 2794 } else { 2795 nphdl = NIL_HANDLE; 2796 } 2797 ISP_MEMZERO(&local, sizeof (local)); 2798 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2799 cto->ct_header.rqs_entry_count = 1; 2800 cto->ct_nphdl = nphdl; 2801 cto->ct_rxid = aep->at_rxid; 2802 cto->ct_vpidx = mp->nt_channel; 2803 cto->ct_iid_lo = sid; 2804 cto->ct_iid_hi = sid >> 16; 2805 cto->ct_oxid = aep->at_hdr.ox_id; 2806 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2807 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2808 if (rsp != 0) { 2809 cto->ct_scsi_status |= (FCP_RSPLEN_VALID << 8); 2810 cto->rsp.m1.ct_resplen = 4; 2811 ISP_MEMZERO(cto->rsp.m1.ct_resp, sizeof (cto->rsp.m1.ct_resp)); 2812 cto->rsp.m1.ct_resp[0] = rsp & 0xff; 2813 cto->rsp.m1.ct_resp[1] = (rsp >> 8) & 0xff; 2814 cto->rsp.m1.ct_resp[2] = (rsp >> 16) & 0xff; 2815 cto->rsp.m1.ct_resp[3] = (rsp >> 24) & 0xff; 2816 } 2817 return (isp_target_put_entry(isp, &local)); 2818 } 2819 2820 /* 2821 * This case is for a responding to an ABTS frame 2822 */ 2823 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2824 2825 /* 2826 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2827 */ 2828 if (mp->nt_need_ack) { 2829 uint8_t storage[QENTRY_LEN]; 2830 ct7_entry_t *cto = (ct7_entry_t *) storage; 2831 abts_t *abts = (abts_t *)mp->nt_lreserved; 2832 2833 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2834 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2835 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2836 cto->ct_header.rqs_entry_count = 1; 2837 cto->ct_nphdl = mp->nt_nphdl; 2838 cto->ct_rxid = abts->abts_rxid_task; 2839 cto->ct_iid_lo = mp->nt_sid; 2840 cto->ct_iid_hi = mp->nt_sid >> 16; 2841 cto->ct_oxid = abts->abts_ox_id; 2842 cto->ct_vpidx = mp->nt_channel; 2843 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2844 if (isp_target_put_entry(isp, cto)) { 2845 return (ENOMEM); 2846 } 2847 mp->nt_need_ack = 0; 2848 } 2849 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2850 return (ENOMEM); 2851 } else { 2852 return (0); 2853 } 2854 } 2855 2856 /* 2857 * Handle logout cases here 2858 */ 2859 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2860 isp_del_all_wwn_entries(isp, mp->nt_channel); 2861 } 2862 2863 if (mp->nt_ncode == NT_LOGOUT) { 2864 if (!IS_2100(isp) && IS_FC(isp)) { 2865 isp_del_wwn_entries(isp, mp); 2866 } 2867 } 2868 2869 /* 2870 * General purpose acknowledgement 2871 */ 2872 if (mp->nt_need_ack) { 2873 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2874 /* 2875 * Don't need to use the guaranteed send because the caller can retry 2876 */ 2877 return (isp_notify_ack(isp, mp->nt_lreserved)); 2878 } 2879 return (0); 2880 } 2881 2882 /* 2883 * Handle task management functions. 2884 * 2885 * We show up here with a notify structure filled out. 2886 * 2887 * The nt_lreserved tag points to the original queue entry 2888 */ 2889 static void 2890 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2891 { 2892 tstate_t *tptr; 2893 fcportdb_t *lp; 2894 struct ccb_immediate_notify *inot; 2895 inot_private_data_t *ntp = NULL; 2896 lun_id_t lun; 2897 2898 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2899 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2900 /* 2901 * NB: This assignment is necessary because of tricky type conversion. 2902 * XXX: This is tricky and I need to check this. If the lun isn't known 2903 * XXX: for the task management function, it does not of necessity follow 2904 * XXX: that it should go up stream to the wildcard listener. 2905 */ 2906 if (notify->nt_lun == LUN_ANY) { 2907 lun = CAM_LUN_WILDCARD; 2908 } else { 2909 lun = notify->nt_lun; 2910 } 2911 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2912 if (tptr == NULL) { 2913 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2914 if (tptr == NULL) { 2915 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2916 goto bad; 2917 } 2918 } 2919 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2920 if (inot == NULL) { 2921 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2922 goto bad; 2923 } 2924 2925 if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 && 2926 isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) { 2927 inot->initiator_id = CAM_TARGET_WILDCARD; 2928 } else { 2929 inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp); 2930 } 2931 inot->seq_id = notify->nt_tagval; 2932 inot->tag_id = notify->nt_tagval >> 32; 2933 2934 switch (notify->nt_ncode) { 2935 case NT_ABORT_TASK: 2936 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2937 inot->arg = MSG_ABORT_TASK; 2938 break; 2939 case NT_ABORT_TASK_SET: 2940 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2941 inot->arg = MSG_ABORT_TASK_SET; 2942 break; 2943 case NT_CLEAR_ACA: 2944 inot->arg = MSG_CLEAR_ACA; 2945 break; 2946 case NT_CLEAR_TASK_SET: 2947 inot->arg = MSG_CLEAR_TASK_SET; 2948 break; 2949 case NT_LUN_RESET: 2950 inot->arg = MSG_LOGICAL_UNIT_RESET; 2951 break; 2952 case NT_TARGET_RESET: 2953 inot->arg = MSG_TARGET_RESET; 2954 break; 2955 case NT_QUERY_TASK_SET: 2956 inot->arg = MSG_QUERY_TASK_SET; 2957 break; 2958 case NT_QUERY_ASYNC_EVENT: 2959 inot->arg = MSG_QUERY_ASYNC_EVENT; 2960 break; 2961 default: 2962 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); 2963 goto bad; 2964 } 2965 2966 ntp = isp_get_ntpd(isp, tptr); 2967 if (ntp == NULL) { 2968 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2969 goto bad; 2970 } 2971 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2972 if (notify->nt_lreserved) { 2973 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2974 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2975 } 2976 ntp->rd.seq_id = notify->nt_tagval; 2977 ntp->rd.tag_id = notify->nt_tagval >> 32; 2978 2979 tptr->inot_count--; 2980 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2981 rls_lun_statep(isp, tptr); 2982 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2983 inot->ccb_h.status = CAM_MESSAGE_RECV; 2984 xpt_done((union ccb *)inot); 2985 return; 2986 bad: 2987 if (tptr) { 2988 rls_lun_statep(isp, tptr); 2989 } 2990 if (notify->nt_need_ack && notify->nt_lreserved) { 2991 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2992 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 2993 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 2994 } 2995 } else { 2996 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 2997 } 2998 } 2999 } 3000 3001 /* 3002 * Find the associated private data and mark it as dead so 3003 * we don't try to work on it any further. 3004 */ 3005 static void 3006 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 3007 { 3008 tstate_t *tptr; 3009 atio_private_data_t *atp; 3010 union ccb *accb = ccb->cab.abort_ccb; 3011 3012 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3013 if (tptr == NULL) { 3014 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 3015 if (tptr == NULL) { 3016 ccb->ccb_h.status = CAM_REQ_INVALID; 3017 return; 3018 } 3019 } 3020 3021 atp = isp_find_atpd(isp, tptr, accb->atio.tag_id); 3022 if (atp == NULL) { 3023 ccb->ccb_h.status = CAM_REQ_INVALID; 3024 } else { 3025 atp->dead = 1; 3026 ccb->ccb_h.status = CAM_REQ_CMP; 3027 } 3028 rls_lun_statep(isp, tptr); 3029 } 3030 3031 static void 3032 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 3033 { 3034 atio_private_data_t *atp; 3035 inot_private_data_t *restart_queue = tptr->restart_queue; 3036 3037 /* 3038 * First, clean any commands pending restart 3039 */ 3040 tptr->restart_queue = NULL; 3041 while (restart_queue) { 3042 uint32_t this_tag_id; 3043 inot_private_data_t *ntp = restart_queue; 3044 3045 restart_queue = ntp->rd.nt.nt_hba; 3046 3047 if (IS_24XX(isp)) { 3048 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3049 } else { 3050 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3051 } 3052 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3053 isp_put_ntpd(isp, tptr, ntp); 3054 } else { 3055 ntp->rd.nt.nt_hba = tptr->restart_queue; 3056 tptr->restart_queue = ntp; 3057 } 3058 } 3059 3060 /* 3061 * Now mark other ones dead as well. 3062 */ 3063 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3064 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3065 atp->dead = 1; 3066 } 3067 } 3068 } 3069 #endif 3070 3071 static void 3072 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3073 { 3074 struct cam_sim *sim; 3075 int bus, tgt; 3076 ispsoftc_t *isp; 3077 3078 sim = (struct cam_sim *)cbarg; 3079 isp = (ispsoftc_t *) cam_sim_softc(sim); 3080 bus = cam_sim_bus(sim); 3081 tgt = xpt_path_target_id(path); 3082 3083 switch (code) { 3084 case AC_LOST_DEVICE: 3085 if (IS_SCSI(isp)) { 3086 uint16_t oflags, nflags; 3087 sdparam *sdp = SDPARAM(isp, bus); 3088 3089 if (tgt >= 0) { 3090 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3091 nflags &= DPARM_SAFE_DFLT; 3092 if (isp->isp_loaded_fw) { 3093 nflags |= DPARM_NARROW | DPARM_ASYNC; 3094 } 3095 oflags = sdp->isp_devparam[tgt].goal_flags; 3096 sdp->isp_devparam[tgt].goal_flags = nflags; 3097 sdp->isp_devparam[tgt].dev_update = 1; 3098 sdp->update = 1; 3099 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3100 sdp->isp_devparam[tgt].goal_flags = oflags; 3101 } 3102 } 3103 break; 3104 default: 3105 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3106 break; 3107 } 3108 } 3109 3110 static void 3111 isp_poll(struct cam_sim *sim) 3112 { 3113 ispsoftc_t *isp = cam_sim_softc(sim); 3114 uint16_t isr, sema, info; 3115 3116 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 3117 isp_intr(isp, isr, sema, info); 3118 } 3119 3120 3121 static void 3122 isp_watchdog(void *arg) 3123 { 3124 struct ccb_scsiio *xs = arg; 3125 ispsoftc_t *isp; 3126 uint32_t ohandle = ISP_HANDLE_FREE, handle; 3127 3128 isp = XS_ISP(xs); 3129 3130 handle = isp_find_handle(isp, xs); 3131 3132 /* 3133 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 3134 */ 3135 if (handle != ISP_HANDLE_FREE) { 3136 uint16_t isr, sema, info; 3137 if (ISP_READ_ISR(isp, &isr, &sema, &info) != 0) 3138 isp_intr(isp, isr, sema, info); 3139 ohandle = handle; 3140 handle = isp_find_handle(isp, xs); 3141 } 3142 if (handle != ISP_HANDLE_FREE) { 3143 /* 3144 * Try and make sure the command is really dead before 3145 * we release the handle (and DMA resources) for reuse. 3146 * 3147 * If we are successful in aborting the command then 3148 * we're done here because we'll get the command returned 3149 * back separately. 3150 */ 3151 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3152 return; 3153 } 3154 3155 /* 3156 * Note that after calling the above, the command may in 3157 * fact have been completed. 3158 */ 3159 xs = isp_find_xs(isp, handle); 3160 3161 /* 3162 * If the command no longer exists, then we won't 3163 * be able to find the xs again with this handle. 3164 */ 3165 if (xs == NULL) { 3166 return; 3167 } 3168 3169 /* 3170 * After this point, the command is really dead. 3171 */ 3172 if (XS_XFRLEN(xs)) { 3173 ISP_DMAFREE(isp, xs, handle); 3174 } 3175 isp_destroy_handle(isp, handle); 3176 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3177 xs->ccb_h.status &= ~CAM_STATUS_MASK; 3178 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 3179 isp_prt_endcmd(isp, xs); 3180 isp_done(xs); 3181 } else { 3182 if (ohandle != ISP_HANDLE_FREE) { 3183 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 3184 } else { 3185 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 3186 } 3187 } 3188 } 3189 3190 static void 3191 isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 3192 { 3193 union ccb *ccb; 3194 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3195 3196 /* 3197 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 3198 */ 3199 ccb = xpt_alloc_ccb_nowait(); 3200 if (ccb == NULL) { 3201 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3202 return; 3203 } 3204 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 3205 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3206 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 3207 xpt_free_ccb(ccb); 3208 return; 3209 } 3210 xpt_rescan(ccb); 3211 } 3212 3213 static void 3214 isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 3215 { 3216 struct cam_path *tp; 3217 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3218 3219 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 3220 xpt_async(AC_LOST_DEVICE, tp, NULL); 3221 xpt_free_path(tp); 3222 } 3223 } 3224 3225 /* 3226 * Gone Device Timer Function- when we have decided that a device has gone 3227 * away, we wait a specific period of time prior to telling the OS it has 3228 * gone away. 3229 * 3230 * This timer function fires once a second and then scans the port database 3231 * for devices that are marked dead but still have a virtual target assigned. 3232 * We decrement a counter for that port database entry, and when it hits zero, 3233 * we tell the OS the device has gone away. 3234 */ 3235 static void 3236 isp_gdt(void *arg) 3237 { 3238 struct isp_fc *fc = arg; 3239 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 3240 } 3241 3242 static void 3243 isp_gdt_task(void *arg, int pending) 3244 { 3245 struct isp_fc *fc = arg; 3246 ispsoftc_t *isp = fc->isp; 3247 int chan = fc - isp->isp_osinfo.pc.fc; 3248 fcportdb_t *lp; 3249 struct ac_contract ac; 3250 struct ac_device_changed *adc; 3251 int dbidx, more_to_do = 0; 3252 3253 ISP_LOCK(isp); 3254 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 3255 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3256 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3257 3258 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 3259 continue; 3260 } 3261 if (lp->gone_timer != 0) { 3262 lp->gone_timer -= 1; 3263 more_to_do++; 3264 continue; 3265 } 3266 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout"); 3267 if (lp->is_target) { 3268 lp->is_target = 0; 3269 isp_make_gone(isp, lp, chan, dbidx); 3270 } 3271 if (lp->is_initiator) { 3272 lp->is_initiator = 0; 3273 ac.contract_number = AC_CONTRACT_DEV_CHG; 3274 adc = (struct ac_device_changed *) ac.contract_data; 3275 adc->wwpn = lp->port_wwn; 3276 adc->port = lp->portid; 3277 adc->target = dbidx; 3278 adc->arrived = 0; 3279 xpt_async(AC_CONTRACT, fc->path, &ac); 3280 } 3281 lp->state = FC_PORTDB_STATE_NIL; 3282 } 3283 if (fc->ready) { 3284 if (more_to_do) { 3285 callout_reset(&fc->gdt, hz, isp_gdt, fc); 3286 } else { 3287 callout_deactivate(&fc->gdt); 3288 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 3289 } 3290 } 3291 ISP_UNLOCK(isp); 3292 } 3293 3294 /* 3295 * When loop goes down we remember the time and freeze CAM command queue. 3296 * During some time period we are trying to reprobe the loop. But if we 3297 * fail, we tell the OS that devices have gone away and drop the freeze. 3298 * 3299 * We don't clear the devices out of our port database because, when loop 3300 * come back up, we have to do some actual cleanup with the chip at that 3301 * point (implicit PLOGO, e.g., to get the chip's port database state right). 3302 */ 3303 static void 3304 isp_loop_changed(ispsoftc_t *isp, int chan) 3305 { 3306 fcparam *fcp = FCPARAM(isp, chan); 3307 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3308 3309 if (fc->loop_down_time) 3310 return; 3311 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan); 3312 if (fcp->role & ISP_ROLE_INITIATOR) 3313 isp_freeze_loopdown(isp, chan); 3314 fc->loop_dead = 0; 3315 fc->loop_down_time = time_uptime; 3316 wakeup(fc); 3317 } 3318 3319 static void 3320 isp_loop_up(ispsoftc_t *isp, int chan) 3321 { 3322 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3323 3324 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan); 3325 fc->loop_seen_once = 1; 3326 fc->loop_dead = 0; 3327 fc->loop_down_time = 0; 3328 isp_unfreeze_loopdown(isp, chan); 3329 } 3330 3331 static void 3332 isp_loop_dead(ispsoftc_t *isp, int chan) 3333 { 3334 fcparam *fcp = FCPARAM(isp, chan); 3335 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3336 fcportdb_t *lp; 3337 struct ac_contract ac; 3338 struct ac_device_changed *adc; 3339 int dbidx, i; 3340 3341 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan); 3342 3343 /* 3344 * Notify to the OS all targets who we now consider have departed. 3345 */ 3346 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3347 lp = &fcp->portdb[dbidx]; 3348 3349 if (lp->state == FC_PORTDB_STATE_NIL) 3350 continue; 3351 3352 /* 3353 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 3354 */ 3355 for (i = 0; i < isp->isp_maxcmds; i++) { 3356 struct ccb_scsiio *xs; 3357 3358 if (ISP_H2HT(isp->isp_xflist[i].handle) != ISP_HANDLE_INITIATOR) { 3359 continue; 3360 } 3361 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 3362 continue; 3363 } 3364 if (dbidx != XS_TGT(xs)) { 3365 continue; 3366 } 3367 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout", 3368 isp->isp_xflist[i].handle, chan, XS_TGT(xs), 3369 (uintmax_t)XS_LUN(xs)); 3370 } 3371 3372 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout"); 3373 if (lp->is_target) { 3374 lp->is_target = 0; 3375 isp_make_gone(isp, lp, chan, dbidx); 3376 } 3377 if (lp->is_initiator) { 3378 lp->is_initiator = 0; 3379 ac.contract_number = AC_CONTRACT_DEV_CHG; 3380 adc = (struct ac_device_changed *) ac.contract_data; 3381 adc->wwpn = lp->port_wwn; 3382 adc->port = lp->portid; 3383 adc->target = dbidx; 3384 adc->arrived = 0; 3385 xpt_async(AC_CONTRACT, fc->path, &ac); 3386 } 3387 } 3388 3389 isp_unfreeze_loopdown(isp, chan); 3390 fc->loop_dead = 1; 3391 fc->loop_down_time = 0; 3392 } 3393 3394 static void 3395 isp_kthread(void *arg) 3396 { 3397 struct isp_fc *fc = arg; 3398 ispsoftc_t *isp = fc->isp; 3399 int chan = fc - isp->isp_osinfo.pc.fc; 3400 int slp = 0, d; 3401 int lb, lim; 3402 3403 mtx_lock(&isp->isp_osinfo.lock); 3404 3405 while (isp->isp_osinfo.is_exiting == 0) { 3406 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3407 "Chan %d Checking FC state", chan); 3408 lb = isp_fc_runstate(isp, chan, 250000); 3409 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3410 "Chan %d FC got to %s state", chan, 3411 isp_fc_loop_statename(lb)); 3412 3413 /* 3414 * Our action is different based upon whether we're supporting 3415 * Initiator mode or not. If we are, we might freeze the simq 3416 * when loop is down and set all sorts of different delays to 3417 * check again. 3418 * 3419 * If not, we simply just wait for loop to come up. 3420 */ 3421 if (lb == LOOP_READY || lb < 0) { 3422 slp = 0; 3423 } else { 3424 /* 3425 * If we've never seen loop up and we've waited longer 3426 * than quickboot time, or we've seen loop up but we've 3427 * waited longer than loop_down_limit, give up and go 3428 * to sleep until loop comes up. 3429 */ 3430 if (fc->loop_seen_once == 0) 3431 lim = isp_quickboot_time; 3432 else 3433 lim = fc->loop_down_limit; 3434 d = time_uptime - fc->loop_down_time; 3435 if (d >= lim) 3436 slp = 0; 3437 else if (d < 10) 3438 slp = 1; 3439 else if (d < 30) 3440 slp = 5; 3441 else if (d < 60) 3442 slp = 10; 3443 else if (d < 120) 3444 slp = 20; 3445 else 3446 slp = 30; 3447 } 3448 3449 if (slp == 0) { 3450 if (lb == LOOP_READY) 3451 isp_loop_up(isp, chan); 3452 else 3453 isp_loop_dead(isp, chan); 3454 } 3455 3456 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3457 "Chan %d sleep for %d seconds", chan, slp); 3458 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 3459 } 3460 fc->num_threads -= 1; 3461 mtx_unlock(&isp->isp_osinfo.lock); 3462 kthread_exit(); 3463 } 3464 3465 static void 3466 isp_action(struct cam_sim *sim, union ccb *ccb) 3467 { 3468 int bus, tgt, ts, error; 3469 ispsoftc_t *isp; 3470 struct ccb_trans_settings *cts; 3471 3472 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 3473 3474 isp = (ispsoftc_t *)cam_sim_softc(sim); 3475 mtx_assert(&isp->isp_lock, MA_OWNED); 3476 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 3477 ISP_PCMD(ccb) = NULL; 3478 3479 switch (ccb->ccb_h.func_code) { 3480 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3481 bus = XS_CHANNEL(ccb); 3482 /* 3483 * Do a couple of preliminary checks... 3484 */ 3485 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3486 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3487 ccb->ccb_h.status = CAM_REQ_INVALID; 3488 isp_done((struct ccb_scsiio *) ccb); 3489 break; 3490 } 3491 } 3492 ccb->csio.req_map = NULL; 3493 #ifdef DIAGNOSTIC 3494 if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) { 3495 xpt_print(ccb->ccb_h.path, "invalid target\n"); 3496 ccb->ccb_h.status = CAM_PATH_INVALID; 3497 } else if (ISP_MAX_LUNS(isp) > 0 && 3498 ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) { 3499 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 3500 ccb->ccb_h.status = CAM_PATH_INVALID; 3501 } 3502 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 3503 xpt_done(ccb); 3504 break; 3505 } 3506 #endif 3507 ccb->csio.scsi_status = SCSI_STATUS_OK; 3508 if (isp_get_pcmd(isp, ccb)) { 3509 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 3510 cam_freeze_devq(ccb->ccb_h.path); 3511 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 3512 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3513 xpt_done(ccb); 3514 break; 3515 } 3516 error = isp_start((XS_T *) ccb); 3517 switch (error) { 3518 case CMD_QUEUED: 3519 ccb->ccb_h.status |= CAM_SIM_QUEUED; 3520 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 3521 break; 3522 } 3523 ts = ccb->ccb_h.timeout; 3524 if (ts == CAM_TIME_DEFAULT) { 3525 ts = 60*1000; 3526 } 3527 ts = isp_mstohz(ts); 3528 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 3529 break; 3530 case CMD_RQLATER: 3531 /* 3532 * We get this result if the loop isn't ready 3533 * or if the device in question has gone zombie. 3534 */ 3535 if (ISP_FC_PC(isp, bus)->loop_dead) { 3536 isp_prt(isp, ISP_LOGDEBUG0, 3537 "%d.%jx loop is dead", 3538 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3539 ccb->ccb_h.status = CAM_SEL_TIMEOUT; 3540 isp_done((struct ccb_scsiio *) ccb); 3541 break; 3542 } 3543 isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later", 3544 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3545 cam_freeze_devq(ccb->ccb_h.path); 3546 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3547 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3548 isp_free_pcmd(isp, ccb); 3549 xpt_done(ccb); 3550 break; 3551 case CMD_EAGAIN: 3552 isp_free_pcmd(isp, ccb); 3553 cam_freeze_devq(ccb->ccb_h.path); 3554 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 3555 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3556 xpt_done(ccb); 3557 break; 3558 case CMD_COMPLETE: 3559 isp_done((struct ccb_scsiio *) ccb); 3560 break; 3561 default: 3562 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 3563 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3564 isp_free_pcmd(isp, ccb); 3565 xpt_done(ccb); 3566 } 3567 break; 3568 3569 #ifdef ISP_TARGET_MODE 3570 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 3571 if (ccb->cel.enable) { 3572 isp_enable_lun(isp, ccb); 3573 } else { 3574 isp_disable_lun(isp, ccb); 3575 } 3576 break; 3577 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 3578 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3579 { 3580 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 3581 if (tptr == NULL) { 3582 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 3583 } 3584 if (tptr == NULL) { 3585 const char *str; 3586 uint32_t tag; 3587 3588 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3589 str = "XPT_IMMEDIATE_NOTIFY"; 3590 tag = ccb->cin1.seq_id; 3591 } else { 3592 tag = ccb->atio.tag_id; 3593 str = "XPT_ACCEPT_TARGET_IO"; 3594 } 3595 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 3596 dump_tstates(isp, XS_CHANNEL(ccb)); 3597 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3598 break; 3599 } 3600 ccb->ccb_h.spriv_field0 = 0; 3601 ccb->ccb_h.spriv_ptr1 = isp; 3602 3603 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3604 if (ccb->atio.tag_id) { 3605 atio_private_data_t *atp = isp_find_atpd(isp, tptr, ccb->atio.tag_id); 3606 if (atp) { 3607 isp_put_atpd(isp, tptr, atp); 3608 } 3609 } 3610 tptr->atio_count++; 3611 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 3612 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 3613 ccb->atio.tag_id, tptr->atio_count); 3614 ccb->atio.tag_id = 0; 3615 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3616 if (ccb->cin1.tag_id) { 3617 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 3618 if (ntp) { 3619 isp_put_ntpd(isp, tptr, ntp); 3620 } 3621 } 3622 tptr->inot_count++; 3623 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3624 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 3625 ccb->cin1.seq_id, tptr->inot_count); 3626 ccb->cin1.seq_id = 0; 3627 } 3628 rls_lun_statep(isp, tptr); 3629 ccb->ccb_h.status = CAM_REQ_INPROG; 3630 break; 3631 } 3632 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 3633 { 3634 tstate_t *tptr; 3635 inot_private_data_t *ntp; 3636 3637 /* 3638 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 3639 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 3640 */ 3641 /* 3642 * All the relevant path information is in the associated immediate notify 3643 */ 3644 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); 3645 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 3646 if (ntp == NULL) { 3647 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__, 3648 ccb->cna2.tag_id, ccb->cna2.seq_id); 3649 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3650 xpt_done(ccb); 3651 break; 3652 } 3653 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt, 3654 (ccb->ccb_h.flags & CAM_SEND_STATUS) ? ccb->cna2.arg : 0)) { 3655 rls_lun_statep(isp, tptr); 3656 cam_freeze_devq(ccb->ccb_h.path); 3657 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3658 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 3659 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 3660 break; 3661 } 3662 isp_put_ntpd(isp, tptr, ntp); 3663 rls_lun_statep(isp, tptr); 3664 ccb->ccb_h.status = CAM_REQ_CMP; 3665 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); 3666 xpt_done(ccb); 3667 break; 3668 } 3669 case XPT_CONT_TARGET_IO: 3670 isp_target_start_ctio(isp, ccb, FROM_CAM); 3671 break; 3672 #endif 3673 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 3674 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 3675 tgt = ccb->ccb_h.target_id; 3676 tgt |= (bus << 16); 3677 3678 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 3679 if (error) { 3680 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3681 } else { 3682 /* 3683 * If we have a FC device, reset the Command 3684 * Reference Number, because the target will expect 3685 * that we re-start the CRN at 1 after a reset. 3686 */ 3687 if (IS_FC(isp)) 3688 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 3689 3690 ccb->ccb_h.status = CAM_REQ_CMP; 3691 } 3692 xpt_done(ccb); 3693 break; 3694 case XPT_ABORT: /* Abort the specified CCB */ 3695 { 3696 union ccb *accb = ccb->cab.abort_ccb; 3697 switch (accb->ccb_h.func_code) { 3698 #ifdef ISP_TARGET_MODE 3699 case XPT_ACCEPT_TARGET_IO: 3700 isp_target_mark_aborted(isp, ccb); 3701 break; 3702 #endif 3703 case XPT_SCSI_IO: 3704 error = isp_control(isp, ISPCTL_ABORT_CMD, accb); 3705 if (error) { 3706 ccb->ccb_h.status = CAM_UA_ABORT; 3707 } else { 3708 ccb->ccb_h.status = CAM_REQ_CMP; 3709 } 3710 break; 3711 default: 3712 ccb->ccb_h.status = CAM_REQ_INVALID; 3713 break; 3714 } 3715 /* 3716 * This is not a queued CCB, so the caller expects it to be 3717 * complete when control is returned. 3718 */ 3719 break; 3720 } 3721 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 3722 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3723 cts = &ccb->cts; 3724 if (!IS_CURRENT_SETTINGS(cts)) { 3725 ccb->ccb_h.status = CAM_REQ_INVALID; 3726 xpt_done(ccb); 3727 break; 3728 } 3729 tgt = cts->ccb_h.target_id; 3730 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3731 if (IS_SCSI(isp)) { 3732 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3733 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3734 sdparam *sdp = SDPARAM(isp, bus); 3735 uint16_t *dptr; 3736 3737 if (spi->valid == 0 && scsi->valid == 0) { 3738 ccb->ccb_h.status = CAM_REQ_CMP; 3739 xpt_done(ccb); 3740 break; 3741 } 3742 3743 /* 3744 * We always update (internally) from goal_flags 3745 * so any request to change settings just gets 3746 * vectored to that location. 3747 */ 3748 dptr = &sdp->isp_devparam[tgt].goal_flags; 3749 3750 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3751 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 3752 *dptr |= DPARM_DISC; 3753 else 3754 *dptr &= ~DPARM_DISC; 3755 } 3756 3757 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3758 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 3759 *dptr |= DPARM_TQING; 3760 else 3761 *dptr &= ~DPARM_TQING; 3762 } 3763 3764 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3765 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 3766 *dptr |= DPARM_WIDE; 3767 else 3768 *dptr &= ~DPARM_WIDE; 3769 } 3770 3771 /* 3772 * XXX: FIX ME 3773 */ 3774 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 3775 *dptr |= DPARM_SYNC; 3776 /* 3777 * XXX: CHECK FOR LEGALITY 3778 */ 3779 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 3780 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 3781 } else { 3782 *dptr &= ~DPARM_SYNC; 3783 } 3784 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, 3785 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 3786 sdp->isp_devparam[tgt].dev_update = 1; 3787 sdp->update = 1; 3788 } 3789 ccb->ccb_h.status = CAM_REQ_CMP; 3790 xpt_done(ccb); 3791 break; 3792 case XPT_GET_TRAN_SETTINGS: 3793 cts = &ccb->cts; 3794 tgt = cts->ccb_h.target_id; 3795 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3796 if (IS_FC(isp)) { 3797 fcparam *fcp = FCPARAM(isp, bus); 3798 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3799 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 3800 3801 cts->protocol = PROTO_SCSI; 3802 cts->protocol_version = SCSI_REV_2; 3803 cts->transport = XPORT_FC; 3804 cts->transport_version = 0; 3805 3806 scsi->valid = CTS_SCSI_VALID_TQ; 3807 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3808 fc->valid = CTS_FC_VALID_SPEED; 3809 fc->bitrate = 100000; 3810 fc->bitrate *= fcp->isp_gbspeed; 3811 if (tgt < MAX_FC_TARG) { 3812 fcportdb_t *lp = &fcp->portdb[tgt]; 3813 fc->wwnn = lp->node_wwn; 3814 fc->wwpn = lp->port_wwn; 3815 fc->port = lp->portid; 3816 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 3817 } 3818 } else { 3819 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3820 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3821 sdparam *sdp = SDPARAM(isp, bus); 3822 uint16_t dval, pval, oval; 3823 3824 if (IS_CURRENT_SETTINGS(cts)) { 3825 sdp->isp_devparam[tgt].dev_refresh = 1; 3826 sdp->update = 1; 3827 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3828 dval = sdp->isp_devparam[tgt].actv_flags; 3829 oval = sdp->isp_devparam[tgt].actv_offset; 3830 pval = sdp->isp_devparam[tgt].actv_period; 3831 } else { 3832 dval = sdp->isp_devparam[tgt].nvrm_flags; 3833 oval = sdp->isp_devparam[tgt].nvrm_offset; 3834 pval = sdp->isp_devparam[tgt].nvrm_period; 3835 } 3836 3837 cts->protocol = PROTO_SCSI; 3838 cts->protocol_version = SCSI_REV_2; 3839 cts->transport = XPORT_SPI; 3840 cts->transport_version = 2; 3841 3842 spi->valid = 0; 3843 scsi->valid = 0; 3844 spi->flags = 0; 3845 scsi->flags = 0; 3846 if (dval & DPARM_DISC) { 3847 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3848 } 3849 if ((dval & DPARM_SYNC) && oval && pval) { 3850 spi->sync_offset = oval; 3851 spi->sync_period = pval; 3852 } else { 3853 spi->sync_offset = 0; 3854 spi->sync_period = 0; 3855 } 3856 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3857 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3858 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3859 if (dval & DPARM_WIDE) { 3860 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3861 } else { 3862 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3863 } 3864 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3865 scsi->valid = CTS_SCSI_VALID_TQ; 3866 if (dval & DPARM_TQING) { 3867 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3868 } 3869 spi->valid |= CTS_SPI_VALID_DISC; 3870 } 3871 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 3872 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 3873 } 3874 ccb->ccb_h.status = CAM_REQ_CMP; 3875 xpt_done(ccb); 3876 break; 3877 3878 case XPT_CALC_GEOMETRY: 3879 cam_calc_geometry(&ccb->ccg, 1); 3880 xpt_done(ccb); 3881 break; 3882 3883 case XPT_RESET_BUS: /* Reset the specified bus */ 3884 bus = cam_sim_bus(sim); 3885 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 3886 if (error) { 3887 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3888 xpt_done(ccb); 3889 break; 3890 } 3891 if (bootverbose) { 3892 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 3893 } 3894 if (IS_FC(isp)) { 3895 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 3896 } else { 3897 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 3898 } 3899 ccb->ccb_h.status = CAM_REQ_CMP; 3900 xpt_done(ccb); 3901 break; 3902 3903 case XPT_TERM_IO: /* Terminate the I/O process */ 3904 ccb->ccb_h.status = CAM_REQ_INVALID; 3905 xpt_done(ccb); 3906 break; 3907 3908 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 3909 { 3910 struct ccb_sim_knob *kp = &ccb->knob; 3911 fcparam *fcp; 3912 3913 if (!IS_FC(isp)) { 3914 ccb->ccb_h.status = CAM_REQ_INVALID; 3915 xpt_done(ccb); 3916 break; 3917 } 3918 3919 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3920 fcp = FCPARAM(isp, bus); 3921 3922 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 3923 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 3924 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 3925 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 3926 } 3927 ccb->ccb_h.status = CAM_REQ_CMP; 3928 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 3929 int rchange = 0; 3930 int newrole = 0; 3931 3932 switch (kp->xport_specific.fc.role) { 3933 case KNOB_ROLE_NONE: 3934 if (fcp->role != ISP_ROLE_NONE) { 3935 rchange = 1; 3936 newrole = ISP_ROLE_NONE; 3937 } 3938 break; 3939 case KNOB_ROLE_TARGET: 3940 if (fcp->role != ISP_ROLE_TARGET) { 3941 rchange = 1; 3942 newrole = ISP_ROLE_TARGET; 3943 } 3944 break; 3945 case KNOB_ROLE_INITIATOR: 3946 if (fcp->role != ISP_ROLE_INITIATOR) { 3947 rchange = 1; 3948 newrole = ISP_ROLE_INITIATOR; 3949 } 3950 break; 3951 case KNOB_ROLE_BOTH: 3952 if (fcp->role != ISP_ROLE_BOTH) { 3953 rchange = 1; 3954 newrole = ISP_ROLE_BOTH; 3955 } 3956 break; 3957 } 3958 if (rchange) { 3959 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 3960 if (isp_control(isp, ISPCTL_CHANGE_ROLE, 3961 bus, newrole) != 0) { 3962 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3963 xpt_done(ccb); 3964 break; 3965 } 3966 } 3967 } 3968 xpt_done(ccb); 3969 break; 3970 } 3971 case XPT_GET_SIM_KNOB_OLD: /* Get SIM knobs -- compat value */ 3972 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 3973 { 3974 struct ccb_sim_knob *kp = &ccb->knob; 3975 3976 if (IS_FC(isp)) { 3977 fcparam *fcp; 3978 3979 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3980 fcp = FCPARAM(isp, bus); 3981 3982 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 3983 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 3984 switch (fcp->role) { 3985 case ISP_ROLE_NONE: 3986 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 3987 break; 3988 case ISP_ROLE_TARGET: 3989 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 3990 break; 3991 case ISP_ROLE_INITIATOR: 3992 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 3993 break; 3994 case ISP_ROLE_BOTH: 3995 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 3996 break; 3997 } 3998 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 3999 ccb->ccb_h.status = CAM_REQ_CMP; 4000 } else { 4001 ccb->ccb_h.status = CAM_REQ_INVALID; 4002 } 4003 xpt_done(ccb); 4004 break; 4005 } 4006 case XPT_PATH_INQ: /* Path routing inquiry */ 4007 { 4008 struct ccb_pathinq *cpi = &ccb->cpi; 4009 4010 cpi->version_num = 1; 4011 #ifdef ISP_TARGET_MODE 4012 if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp)) 4013 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 4014 else 4015 #endif 4016 cpi->target_sprt = 0; 4017 cpi->hba_eng_cnt = 0; 4018 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 4019 cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ? 4020 255 : ISP_MAX_LUNS(isp) - 1; 4021 cpi->bus_id = cam_sim_bus(sim); 4022 if (isp->isp_osinfo.sixtyfourbit) 4023 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 4024 else 4025 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 4026 4027 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4028 if (IS_FC(isp)) { 4029 fcparam *fcp = FCPARAM(isp, bus); 4030 4031 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 4032 #if __FreeBSD_version >= 1000700 4033 cpi->hba_misc |= PIM_EXTLUNS; 4034 #endif 4035 #if __FreeBSD_version >= 1000039 4036 cpi->hba_misc |= PIM_NOSCAN; 4037 #endif 4038 4039 /* 4040 * Because our loop ID can shift from time to time, 4041 * make our initiator ID out of range of our bus. 4042 */ 4043 cpi->initiator_id = cpi->max_target + 1; 4044 4045 /* 4046 * Set base transfer capabilities for Fibre Channel, for this HBA. 4047 */ 4048 if (IS_25XX(isp)) { 4049 cpi->base_transfer_speed = 8000000; 4050 } else if (IS_24XX(isp)) { 4051 cpi->base_transfer_speed = 4000000; 4052 } else if (IS_23XX(isp)) { 4053 cpi->base_transfer_speed = 2000000; 4054 } else { 4055 cpi->base_transfer_speed = 1000000; 4056 } 4057 cpi->hba_inquiry = PI_TAG_ABLE; 4058 cpi->transport = XPORT_FC; 4059 cpi->transport_version = 0; 4060 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4061 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4062 cpi->xport_specific.fc.port = fcp->isp_portid; 4063 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4064 } else { 4065 sdparam *sdp = SDPARAM(isp, bus); 4066 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4067 cpi->hba_misc = PIM_UNMAPPED; 4068 cpi->initiator_id = sdp->isp_initiator_id; 4069 cpi->base_transfer_speed = 3300; 4070 cpi->transport = XPORT_SPI; 4071 cpi->transport_version = 2; 4072 } 4073 cpi->protocol = PROTO_SCSI; 4074 cpi->protocol_version = SCSI_REV_2; 4075 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4076 strlcpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4077 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4078 cpi->unit_number = cam_sim_unit(sim); 4079 cpi->ccb_h.status = CAM_REQ_CMP; 4080 xpt_done(ccb); 4081 break; 4082 } 4083 default: 4084 ccb->ccb_h.status = CAM_REQ_INVALID; 4085 xpt_done(ccb); 4086 break; 4087 } 4088 } 4089 4090 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4091 4092 void 4093 isp_done(XS_T *sccb) 4094 { 4095 ispsoftc_t *isp = XS_ISP(sccb); 4096 uint32_t status; 4097 4098 if (XS_NOERR(sccb)) 4099 XS_SETERR(sccb, CAM_REQ_CMP); 4100 4101 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4102 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4103 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4104 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4105 } else { 4106 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4107 } 4108 } 4109 4110 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4111 status = sccb->ccb_h.status & CAM_STATUS_MASK; 4112 if (status != CAM_REQ_CMP) { 4113 if (status != CAM_SEL_TIMEOUT) 4114 isp_prt(isp, ISP_LOGDEBUG0, 4115 "target %d lun %jx CAM status 0x%x SCSI status 0x%x", 4116 XS_TGT(sccb), (uintmax_t)XS_LUN(sccb), 4117 sccb->ccb_h.status, sccb->scsi_status); 4118 else if ((IS_FC(isp)) 4119 && (XS_TGT(sccb) < MAX_FC_TARG)) { 4120 fcparam *fcp; 4121 4122 fcp = FCPARAM(isp, XS_CHANNEL(sccb)); 4123 fcp->portdb[XS_TGT(sccb)].is_target = 0; 4124 } 4125 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4126 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4127 xpt_freeze_devq(sccb->ccb_h.path, 1); 4128 } 4129 } 4130 4131 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4132 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4133 } 4134 4135 if (ISP_PCMD(sccb)) { 4136 if (callout_active(&PISP_PCMD(sccb)->wdog)) 4137 callout_stop(&PISP_PCMD(sccb)->wdog); 4138 isp_free_pcmd(isp, (union ccb *) sccb); 4139 } 4140 xpt_done((union ccb *) sccb); 4141 } 4142 4143 void 4144 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4145 { 4146 int bus; 4147 static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s"; 4148 char buf[64]; 4149 char *msg = NULL; 4150 target_id_t tgt; 4151 fcportdb_t *lp; 4152 struct isp_fc *fc; 4153 struct cam_path *tmppath; 4154 struct ac_contract ac; 4155 struct ac_device_changed *adc; 4156 va_list ap; 4157 4158 switch (cmd) { 4159 case ISPASYNC_NEW_TGT_PARAMS: 4160 { 4161 struct ccb_trans_settings_scsi *scsi; 4162 struct ccb_trans_settings_spi *spi; 4163 int flags, tgt; 4164 sdparam *sdp; 4165 struct ccb_trans_settings cts; 4166 4167 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4168 4169 va_start(ap, cmd); 4170 bus = va_arg(ap, int); 4171 tgt = va_arg(ap, int); 4172 va_end(ap); 4173 sdp = SDPARAM(isp, bus); 4174 4175 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4176 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4177 break; 4178 } 4179 flags = sdp->isp_devparam[tgt].actv_flags; 4180 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4181 cts.protocol = PROTO_SCSI; 4182 cts.transport = XPORT_SPI; 4183 4184 scsi = &cts.proto_specific.scsi; 4185 spi = &cts.xport_specific.spi; 4186 4187 if (flags & DPARM_TQING) { 4188 scsi->valid |= CTS_SCSI_VALID_TQ; 4189 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4190 } 4191 4192 if (flags & DPARM_DISC) { 4193 spi->valid |= CTS_SPI_VALID_DISC; 4194 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4195 } 4196 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 4197 if (flags & DPARM_WIDE) { 4198 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4199 } else { 4200 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4201 } 4202 if (flags & DPARM_SYNC) { 4203 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4204 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4205 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 4206 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 4207 } 4208 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); 4209 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 4210 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 4211 xpt_free_path(tmppath); 4212 break; 4213 } 4214 case ISPASYNC_BUS_RESET: 4215 { 4216 va_start(ap, cmd); 4217 bus = va_arg(ap, int); 4218 va_end(ap); 4219 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 4220 if (IS_FC(isp)) { 4221 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 4222 } else { 4223 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 4224 } 4225 break; 4226 } 4227 case ISPASYNC_LIP: 4228 if (msg == NULL) 4229 msg = "LIP Received"; 4230 /* FALLTHROUGH */ 4231 case ISPASYNC_LOOP_RESET: 4232 if (msg == NULL) 4233 msg = "LOOP Reset"; 4234 /* FALLTHROUGH */ 4235 case ISPASYNC_LOOP_DOWN: 4236 if (msg == NULL) 4237 msg = "LOOP Down"; 4238 va_start(ap, cmd); 4239 bus = va_arg(ap, int); 4240 va_end(ap); 4241 isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0); 4242 isp_loop_changed(isp, bus); 4243 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4244 break; 4245 case ISPASYNC_LOOP_UP: 4246 va_start(ap, cmd); 4247 bus = va_arg(ap, int); 4248 va_end(ap); 4249 isp_loop_changed(isp, bus); 4250 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 4251 break; 4252 case ISPASYNC_DEV_ARRIVED: 4253 va_start(ap, cmd); 4254 bus = va_arg(ap, int); 4255 lp = va_arg(ap, fcportdb_t *); 4256 va_end(ap); 4257 fc = ISP_FC_PC(isp, bus); 4258 tgt = FC_PORTDB_TGT(isp, bus, lp); 4259 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4260 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived"); 4261 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4262 (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 4263 lp->is_target = 1; 4264 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4265 isp_make_here(isp, lp, bus, tgt); 4266 } 4267 if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4268 (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) { 4269 lp->is_initiator = 1; 4270 ac.contract_number = AC_CONTRACT_DEV_CHG; 4271 adc = (struct ac_device_changed *) ac.contract_data; 4272 adc->wwpn = lp->port_wwn; 4273 adc->port = lp->portid; 4274 adc->target = tgt; 4275 adc->arrived = 1; 4276 xpt_async(AC_CONTRACT, fc->path, &ac); 4277 } 4278 break; 4279 case ISPASYNC_DEV_CHANGED: 4280 va_start(ap, cmd); 4281 bus = va_arg(ap, int); 4282 lp = va_arg(ap, fcportdb_t *); 4283 va_end(ap); 4284 fc = ISP_FC_PC(isp, bus); 4285 tgt = FC_PORTDB_TGT(isp, bus, lp); 4286 isp_gen_role_str(buf, sizeof (buf), lp->new_prli_word3); 4287 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->new_portid, lp->handle, buf, "changed"); 4288 changed: 4289 if (lp->is_target != 4290 ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4291 (lp->new_prli_word3 & PRLI_WD3_TARGET_FUNCTION))) { 4292 lp->is_target = !lp->is_target; 4293 if (lp->is_target) { 4294 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4295 isp_make_here(isp, lp, bus, tgt); 4296 } else { 4297 isp_make_gone(isp, lp, bus, tgt); 4298 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4299 } 4300 } 4301 if (lp->is_initiator != 4302 ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4303 (lp->new_prli_word3 & PRLI_WD3_INITIATOR_FUNCTION))) { 4304 lp->is_initiator = !lp->is_initiator; 4305 ac.contract_number = AC_CONTRACT_DEV_CHG; 4306 adc = (struct ac_device_changed *) ac.contract_data; 4307 adc->wwpn = lp->port_wwn; 4308 adc->port = lp->portid; 4309 adc->target = tgt; 4310 adc->arrived = lp->is_initiator; 4311 xpt_async(AC_CONTRACT, fc->path, &ac); 4312 } 4313 break; 4314 case ISPASYNC_DEV_STAYED: 4315 va_start(ap, cmd); 4316 bus = va_arg(ap, int); 4317 lp = va_arg(ap, fcportdb_t *); 4318 va_end(ap); 4319 fc = ISP_FC_PC(isp, bus); 4320 tgt = FC_PORTDB_TGT(isp, bus, lp); 4321 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4322 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "stayed"); 4323 goto changed; 4324 case ISPASYNC_DEV_GONE: 4325 va_start(ap, cmd); 4326 bus = va_arg(ap, int); 4327 lp = va_arg(ap, fcportdb_t *); 4328 va_end(ap); 4329 fc = ISP_FC_PC(isp, bus); 4330 tgt = FC_PORTDB_TGT(isp, bus, lp); 4331 /* 4332 * If this has a virtual target or initiator set the isp_gdt 4333 * timer running on it to delay its departure. 4334 */ 4335 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4336 if (lp->is_target || lp->is_initiator) { 4337 lp->state = FC_PORTDB_STATE_ZOMBIE; 4338 lp->gone_timer = fc->gone_device_time; 4339 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone zombie"); 4340 if (fc->ready && !callout_active(&fc->gdt)) { 4341 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); 4342 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4343 } 4344 break; 4345 } 4346 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone"); 4347 break; 4348 case ISPASYNC_CHANGE_NOTIFY: 4349 { 4350 char *msg; 4351 int evt, nphdl, nlstate, portid, reason; 4352 4353 va_start(ap, cmd); 4354 bus = va_arg(ap, int); 4355 evt = va_arg(ap, int); 4356 if (evt == ISPASYNC_CHANGE_PDB) { 4357 nphdl = va_arg(ap, int); 4358 nlstate = va_arg(ap, int); 4359 reason = va_arg(ap, int); 4360 } else if (evt == ISPASYNC_CHANGE_SNS) { 4361 portid = va_arg(ap, int); 4362 } else { 4363 nphdl = NIL_HANDLE; 4364 nlstate = reason = 0; 4365 } 4366 va_end(ap); 4367 fc = ISP_FC_PC(isp, bus); 4368 4369 if (evt == ISPASYNC_CHANGE_PDB) { 4370 msg = "Port Database Changed"; 4371 isp_prt(isp, ISP_LOGINFO, 4372 "Chan %d %s (nphdl 0x%x state 0x%x reason 0x%x)", 4373 bus, msg, nphdl, nlstate, reason); 4374 } else if (evt == ISPASYNC_CHANGE_SNS) { 4375 msg = "Name Server Database Changed"; 4376 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (PortID 0x%06x)", 4377 bus, msg, portid); 4378 } else { 4379 msg = "Other Change Notify"; 4380 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4381 } 4382 isp_loop_changed(isp, bus); 4383 break; 4384 } 4385 #ifdef ISP_TARGET_MODE 4386 case ISPASYNC_TARGET_NOTIFY: 4387 { 4388 isp_notify_t *notify; 4389 va_start(ap, cmd); 4390 notify = va_arg(ap, isp_notify_t *); 4391 va_end(ap); 4392 switch (notify->nt_ncode) { 4393 case NT_ABORT_TASK: 4394 case NT_ABORT_TASK_SET: 4395 case NT_CLEAR_ACA: 4396 case NT_CLEAR_TASK_SET: 4397 case NT_LUN_RESET: 4398 case NT_TARGET_RESET: 4399 case NT_QUERY_TASK_SET: 4400 case NT_QUERY_ASYNC_EVENT: 4401 /* 4402 * These are task management functions. 4403 */ 4404 isp_handle_platform_target_tmf(isp, notify); 4405 break; 4406 case NT_BUS_RESET: 4407 case NT_LIP_RESET: 4408 case NT_LINK_UP: 4409 case NT_LINK_DOWN: 4410 case NT_HBA_RESET: 4411 /* 4412 * No action need be taken here. 4413 */ 4414 break; 4415 case NT_GLOBAL_LOGOUT: 4416 case NT_LOGOUT: 4417 /* 4418 * This is device arrival/departure notification 4419 */ 4420 isp_handle_platform_target_notify_ack(isp, notify, 0); 4421 break; 4422 default: 4423 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 4424 isp_handle_platform_target_notify_ack(isp, notify, 0); 4425 break; 4426 } 4427 break; 4428 } 4429 case ISPASYNC_TARGET_NOTIFY_ACK: 4430 { 4431 void *inot; 4432 va_start(ap, cmd); 4433 inot = va_arg(ap, void *); 4434 va_end(ap); 4435 if (isp_notify_ack(isp, inot)) { 4436 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 4437 if (tp) { 4438 tp->isp = isp; 4439 if (inot) { 4440 memcpy(tp->data, inot, sizeof (tp->data)); 4441 tp->not = tp->data; 4442 } else { 4443 tp->not = NULL; 4444 } 4445 callout_init_mtx(&tp->timer, &isp->isp_lock, 0); 4446 callout_reset(&tp->timer, 5, 4447 isp_refire_notify_ack, tp); 4448 } else { 4449 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 4450 } 4451 } 4452 break; 4453 } 4454 case ISPASYNC_TARGET_ACTION: 4455 { 4456 isphdr_t *hp; 4457 4458 va_start(ap, cmd); 4459 hp = va_arg(ap, isphdr_t *); 4460 va_end(ap); 4461 switch (hp->rqs_entry_type) { 4462 default: 4463 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 4464 break; 4465 case RQSTYPE_NOTIFY: 4466 if (IS_24XX(isp)) { 4467 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 4468 } else { 4469 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 4470 } 4471 break; 4472 case RQSTYPE_ATIO: 4473 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 4474 break; 4475 case RQSTYPE_ATIO2: 4476 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 4477 break; 4478 case RQSTYPE_CTIO7: 4479 case RQSTYPE_CTIO3: 4480 case RQSTYPE_CTIO2: 4481 case RQSTYPE_CTIO: 4482 isp_handle_platform_ctio(isp, hp); 4483 break; 4484 case RQSTYPE_ABTS_RCVD: 4485 { 4486 abts_t *abts = (abts_t *)hp; 4487 isp_notify_t notify, *nt = ¬ify; 4488 tstate_t *tptr; 4489 fcportdb_t *lp; 4490 uint16_t chan; 4491 uint32_t sid, did; 4492 4493 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 4494 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 4495 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 4496 4497 nt->nt_hba = isp; 4498 nt->nt_did = did; 4499 nt->nt_nphdl = abts->abts_nphdl; 4500 nt->nt_sid = sid; 4501 isp_find_chan_by_did(isp, did, &chan); 4502 if (chan == ISP_NOCHAN) { 4503 nt->nt_tgt = TGT_ANY; 4504 } else { 4505 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 4506 if (isp_find_pdb_by_handle(isp, chan, abts->abts_nphdl, &lp)) { 4507 nt->nt_wwn = lp->port_wwn; 4508 } else { 4509 nt->nt_wwn = INI_ANY; 4510 } 4511 } 4512 /* 4513 * Try hard to find the lun for this command. 4514 */ 4515 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 4516 if (tptr) { 4517 nt->nt_lun = tptr->ts_lun; 4518 rls_lun_statep(isp, tptr); 4519 } else { 4520 nt->nt_lun = LUN_ANY; 4521 } 4522 nt->nt_need_ack = 1; 4523 nt->nt_tagval = abts->abts_rxid_task; 4524 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 4525 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 4526 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)", 4527 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 4528 } else { 4529 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)", 4530 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 4531 } 4532 nt->nt_channel = chan; 4533 nt->nt_ncode = NT_ABORT_TASK; 4534 nt->nt_lreserved = hp; 4535 isp_handle_platform_target_tmf(isp, nt); 4536 break; 4537 } 4538 } 4539 break; 4540 } 4541 #endif 4542 case ISPASYNC_FW_CRASH: 4543 { 4544 uint16_t mbox1, mbox6; 4545 mbox1 = ISP_READ(isp, OUTMAILBOX1); 4546 if (IS_DUALBUS(isp)) { 4547 mbox6 = ISP_READ(isp, OUTMAILBOX6); 4548 } else { 4549 mbox6 = 0; 4550 } 4551 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 4552 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 4553 isp->isp_osinfo.mbox_sleep_ok = 0; 4554 isp_reinit(isp, 1); 4555 isp->isp_osinfo.mbox_sleep_ok = mbox1; 4556 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 4557 break; 4558 } 4559 default: 4560 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 4561 break; 4562 } 4563 } 4564 4565 4566 /* 4567 * Locks are held before coming here. 4568 */ 4569 void 4570 isp_uninit(ispsoftc_t *isp) 4571 { 4572 if (IS_24XX(isp)) { 4573 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 4574 } else { 4575 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 4576 } 4577 ISP_DISABLE_INTS(isp); 4578 } 4579 4580 uint64_t 4581 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 4582 { 4583 uint64_t seed; 4584 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4585 4586 /* First try to use explicitly configured WWNs. */ 4587 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 4588 if (seed) 4589 return (seed); 4590 4591 /* Otherwise try to use WWNs from NVRAM. */ 4592 if (isactive) { 4593 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : 4594 FCPARAM(isp, chan)->isp_wwpn_nvram; 4595 if (seed) 4596 return (seed); 4597 } 4598 4599 /* If still no WWNs, try to steal them from the first channel. */ 4600 if (chan > 0) { 4601 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : 4602 ISP_FC_PC(isp, 0)->def_wwpn; 4603 if (seed == 0) { 4604 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : 4605 FCPARAM(isp, 0)->isp_wwpn_nvram; 4606 } 4607 } 4608 4609 /* If still nothing -- improvise. */ 4610 if (seed == 0) { 4611 seed = 0x400000007F000000ull + device_get_unit(isp->isp_dev); 4612 if (!iswwnn) 4613 seed ^= 0x0100000000000000ULL; 4614 } 4615 4616 /* For additional channels we have to improvise even more. */ 4617 if (!iswwnn && chan > 0) { 4618 /* 4619 * We'll stick our channel number plus one first into bits 4620 * 57..59 and thence into bits 52..55 which allows for 8 bits 4621 * of channel which is enough for our maximum of 255 channels. 4622 */ 4623 seed ^= 0x0100000000000000ULL; 4624 seed ^= ((uint64_t) (chan + 1) & 0xf) << 56; 4625 seed ^= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 4626 } 4627 return (seed); 4628 } 4629 4630 void 4631 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 4632 { 4633 int loc; 4634 char lbuf[200]; 4635 va_list ap; 4636 4637 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4638 return; 4639 } 4640 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 4641 loc = strlen(lbuf); 4642 va_start(ap, fmt); 4643 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 4644 va_end(ap); 4645 printf("%s\n", lbuf); 4646 } 4647 4648 void 4649 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 4650 { 4651 va_list ap; 4652 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4653 return; 4654 } 4655 xpt_print_path(xs->ccb_h.path); 4656 va_start(ap, fmt); 4657 vprintf(fmt, ap); 4658 va_end(ap); 4659 printf("\n"); 4660 } 4661 4662 uint64_t 4663 isp_nanotime_sub(struct timespec *b, struct timespec *a) 4664 { 4665 uint64_t elapsed; 4666 struct timespec x = *b; 4667 timespecsub(&x, a); 4668 elapsed = GET_NANOSEC(&x); 4669 if (elapsed == 0) 4670 elapsed++; 4671 return (elapsed); 4672 } 4673 4674 int 4675 isp_mbox_acquire(ispsoftc_t *isp) 4676 { 4677 if (isp->isp_osinfo.mboxbsy) { 4678 return (1); 4679 } else { 4680 isp->isp_osinfo.mboxcmd_done = 0; 4681 isp->isp_osinfo.mboxbsy = 1; 4682 return (0); 4683 } 4684 } 4685 4686 void 4687 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 4688 { 4689 unsigned int usecs = mbp->timeout; 4690 unsigned int max, olim, ilim; 4691 4692 if (usecs == 0) { 4693 usecs = MBCMD_DEFAULT_TIMEOUT; 4694 } 4695 max = isp->isp_mbxwrk0 + 1; 4696 4697 if (isp->isp_osinfo.mbox_sleep_ok) { 4698 unsigned int ms = (usecs + 999) / 1000; 4699 4700 isp->isp_osinfo.mbox_sleep_ok = 0; 4701 isp->isp_osinfo.mbox_sleeping = 1; 4702 for (olim = 0; olim < max; olim++) { 4703 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 4704 if (isp->isp_osinfo.mboxcmd_done) { 4705 break; 4706 } 4707 } 4708 isp->isp_osinfo.mbox_sleep_ok = 1; 4709 isp->isp_osinfo.mbox_sleeping = 0; 4710 } else { 4711 for (olim = 0; olim < max; olim++) { 4712 for (ilim = 0; ilim < usecs; ilim += 100) { 4713 uint16_t isr, sema, info; 4714 if (isp->isp_osinfo.mboxcmd_done) { 4715 break; 4716 } 4717 if (ISP_READ_ISR(isp, &isr, &sema, &info)) { 4718 isp_intr(isp, isr, sema, info); 4719 if (isp->isp_osinfo.mboxcmd_done) { 4720 break; 4721 } 4722 } 4723 ISP_DELAY(100); 4724 } 4725 if (isp->isp_osinfo.mboxcmd_done) { 4726 break; 4727 } 4728 } 4729 } 4730 if (isp->isp_osinfo.mboxcmd_done == 0) { 4731 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 4732 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 4733 mbp->param[0] = MBOX_TIMEOUT; 4734 isp->isp_osinfo.mboxcmd_done = 1; 4735 } 4736 } 4737 4738 void 4739 isp_mbox_notify_done(ispsoftc_t *isp) 4740 { 4741 if (isp->isp_osinfo.mbox_sleeping) { 4742 wakeup(&isp->isp_mbxworkp); 4743 } 4744 isp->isp_osinfo.mboxcmd_done = 1; 4745 } 4746 4747 void 4748 isp_mbox_release(ispsoftc_t *isp) 4749 { 4750 isp->isp_osinfo.mboxbsy = 0; 4751 } 4752 4753 int 4754 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 4755 { 4756 int ret = 0; 4757 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 4758 ret = -1; 4759 } else { 4760 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 4761 } 4762 return (ret); 4763 } 4764 4765 int 4766 isp_mstohz(int ms) 4767 { 4768 int hz; 4769 struct timeval t; 4770 t.tv_sec = ms / 1000; 4771 t.tv_usec = (ms % 1000) * 1000; 4772 hz = tvtohz(&t); 4773 if (hz < 0) { 4774 hz = 0x7fffffff; 4775 } 4776 if (hz == 0) { 4777 hz = 1; 4778 } 4779 return (hz); 4780 } 4781 4782 void 4783 isp_platform_intr(void *arg) 4784 { 4785 ispsoftc_t *isp = arg; 4786 uint16_t isr, sema, info; 4787 4788 ISP_LOCK(isp); 4789 isp->isp_intcnt++; 4790 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 4791 isp_intr(isp, isr, sema, info); 4792 else 4793 isp->isp_intbogus++; 4794 ISP_UNLOCK(isp); 4795 } 4796 4797 void 4798 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 4799 { 4800 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4801 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 4802 } else { 4803 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 4804 } 4805 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 4806 } 4807 4808 /* 4809 * Reset the command reference number for all LUNs on a specific target 4810 * (needed when a target arrives again) or for all targets on a port 4811 * (needed for events like a LIP). 4812 */ 4813 void 4814 isp_fcp_reset_crn(ispsoftc_t *isp, int chan, uint32_t tgt, int tgt_set) 4815 { 4816 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4817 struct isp_nexus *nxp; 4818 int i; 4819 4820 if (tgt_set == 0) 4821 isp_prt(isp, ISP_LOGDEBUG0, 4822 "Chan %d resetting CRN on all targets", chan); 4823 else 4824 isp_prt(isp, ISP_LOGDEBUG0, 4825 "Chan %d resetting CRN on target %u", chan, tgt); 4826 4827 for (i = 0; i < NEXUS_HASH_WIDTH; i++) { 4828 for (nxp = fc->nexus_hash[i]; nxp != NULL; nxp = nxp->next) { 4829 if (tgt_set == 0 || tgt == nxp->tgt) 4830 nxp->crnseed = 0; 4831 } 4832 } 4833 } 4834 4835 int 4836 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 4837 { 4838 lun_id_t lun; 4839 uint32_t chan, tgt; 4840 struct isp_fc *fc; 4841 struct isp_nexus *nxp; 4842 int idx; 4843 4844 if (IS_2100(isp)) 4845 return (0); 4846 4847 chan = XS_CHANNEL(cmd); 4848 tgt = XS_TGT(cmd); 4849 lun = XS_LUN(cmd); 4850 fc = &isp->isp_osinfo.pc.fc[chan]; 4851 idx = NEXUS_HASH(tgt, lun); 4852 nxp = fc->nexus_hash[idx]; 4853 4854 while (nxp) { 4855 if (nxp->tgt == tgt && nxp->lun == lun) 4856 break; 4857 nxp = nxp->next; 4858 } 4859 if (nxp == NULL) { 4860 nxp = fc->nexus_free_list; 4861 if (nxp == NULL) { 4862 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 4863 if (nxp == NULL) { 4864 return (-1); 4865 } 4866 } else { 4867 fc->nexus_free_list = nxp->next; 4868 } 4869 nxp->tgt = tgt; 4870 nxp->lun = lun; 4871 nxp->next = fc->nexus_hash[idx]; 4872 fc->nexus_hash[idx] = nxp; 4873 } 4874 if (nxp->crnseed == 0) 4875 nxp->crnseed = 1; 4876 PISP_PCMD(cmd)->crn = nxp->crnseed; 4877 *crnp = nxp->crnseed++; 4878 return (0); 4879 } 4880 4881 /* 4882 * We enter with the lock held 4883 */ 4884 void 4885 isp_timer(void *arg) 4886 { 4887 ispsoftc_t *isp = arg; 4888 #ifdef ISP_TARGET_MODE 4889 isp_tmcmd_restart(isp); 4890 #endif 4891 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 4892 } 4893 4894 isp_ecmd_t * 4895 isp_get_ecmd(ispsoftc_t *isp) 4896 { 4897 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 4898 if (ecmd) { 4899 isp->isp_osinfo.ecmd_free = ecmd->next; 4900 } 4901 return (ecmd); 4902 } 4903 4904 void 4905 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 4906 { 4907 ecmd->next = isp->isp_osinfo.ecmd_free; 4908 isp->isp_osinfo.ecmd_free = ecmd; 4909 } 4910