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 TAILQ_INIT(&spi->waitq); 157 } else { 158 fcparam *fcp = FCPARAM(isp, chan); 159 struct isp_fc *fc = ISP_FC_PC(isp, chan); 160 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 161 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 162 char name[16]; 163 164 ISP_LOCK(isp); 165 fc->sim = sim; 166 fc->path = path; 167 fc->isp = isp; 168 fc->ready = 1; 169 170 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 171 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 172 TAILQ_INIT(&fc->waitq); 173 isp_loop_changed(isp, chan); 174 ISP_UNLOCK(isp); 175 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 176 xpt_free_path(fc->path); 177 ISP_LOCK(isp); 178 xpt_bus_deregister(cam_sim_path(fc->sim)); 179 ISP_UNLOCK(isp); 180 cam_sim_free(fc->sim, FALSE); 181 return (ENOMEM); 182 } 183 fc->num_threads += 1; 184 if (chan > 0) { 185 snprintf(name, sizeof(name), "chan%d", chan); 186 tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), 187 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel"); 188 } 189 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 190 "wwnn", CTLFLAG_RD, &fcp->isp_wwnn, 191 "World Wide Node Name"); 192 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 193 "wwpn", CTLFLAG_RD, &fcp->isp_wwpn, 194 "World Wide Port Name"); 195 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 196 "loop_down_limit", CTLFLAG_RW, &fc->loop_down_limit, 0, 197 "Loop Down Limit"); 198 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 199 "gone_device_time", CTLFLAG_RW, &fc->gone_device_time, 0, 200 "Gone Device Time"); 201 #if defined(ISP_TARGET_MODE) && defined(DEBUG) 202 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 203 "inject_lost_data_frame", CTLFLAG_RW, &fc->inject_lost_data_frame, 0, 204 "Cause a Lost Frame on a Read"); 205 #endif 206 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 207 "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan, 208 isp_role_sysctl, "I", "Current role"); 209 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 210 "speed", CTLFLAG_RD, &fcp->isp_gbspeed, 0, 211 "Connection speed in gigabits"); 212 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 213 "linkstate", CTLFLAG_RD, &fcp->isp_linkstate, 0, 214 "Link state"); 215 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 216 "fwstate", CTLFLAG_RD, &fcp->isp_fwstate, 0, 217 "Firmware state"); 218 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 219 "loopstate", CTLFLAG_RD, &fcp->isp_loopstate, 0, 220 "Loop state"); 221 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 222 "topo", CTLFLAG_RD, &fcp->isp_topo, 0, 223 "Connection topology"); 224 } 225 return (0); 226 } 227 228 static void 229 isp_detach_chan(ispsoftc_t *isp, int chan) 230 { 231 struct cam_sim *sim; 232 struct cam_path *path; 233 struct ccb_setasync csa; 234 int *num_threads; 235 236 ISP_GET_PC(isp, chan, sim, sim); 237 ISP_GET_PC(isp, chan, path, path); 238 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads); 239 240 xpt_setup_ccb(&csa.ccb_h, path, 5); 241 csa.ccb_h.func_code = XPT_SASYNC_CB; 242 csa.event_enable = 0; 243 csa.callback = isp_cam_async; 244 csa.callback_arg = sim; 245 xpt_action((union ccb *)&csa); 246 xpt_free_path(path); 247 xpt_bus_deregister(cam_sim_path(sim)); 248 cam_sim_free(sim, FALSE); 249 250 /* Wait for the channel's spawned threads to exit. */ 251 wakeup(isp->isp_osinfo.pc.ptr); 252 while (*num_threads != 0) 253 mtx_sleep(isp, &isp->isp_osinfo.lock, PRIBIO, "isp_reap", 100); 254 } 255 256 int 257 isp_attach(ispsoftc_t *isp) 258 { 259 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 260 int du = device_get_unit(isp->isp_dev); 261 int chan; 262 263 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 264 isp->isp_osinfo.ehook.ich_arg = isp; 265 /* 266 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 267 * will be called right awawy, which will clear isp_osinfo.ehook_active, 268 * which would be unwise to then set again later. 269 */ 270 isp->isp_osinfo.ehook_active = 1; 271 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 272 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 273 return (-EIO); 274 } 275 276 /* 277 * Create the device queue for our SIM(s). 278 */ 279 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 280 if (isp->isp_osinfo.devq == NULL) { 281 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 282 return (EIO); 283 } 284 285 for (chan = 0; chan < isp->isp_nchan; chan++) { 286 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 287 goto unwind; 288 } 289 } 290 291 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 292 isp_timer_count = hz >> 2; 293 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 294 isp->isp_osinfo.timer_active = 1; 295 296 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 297 if (isp->isp_osinfo.cdev) { 298 isp->isp_osinfo.cdev->si_drv1 = isp; 299 } 300 return (0); 301 302 unwind: 303 while (--chan >= 0) { 304 struct cam_sim *sim; 305 struct cam_path *path; 306 307 ISP_GET_PC(isp, chan, sim, sim); 308 ISP_GET_PC(isp, chan, path, path); 309 xpt_free_path(path); 310 ISP_LOCK(isp); 311 xpt_bus_deregister(cam_sim_path(sim)); 312 ISP_UNLOCK(isp); 313 cam_sim_free(sim, FALSE); 314 } 315 if (isp->isp_osinfo.ehook_active) { 316 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 317 isp->isp_osinfo.ehook_active = 0; 318 } 319 if (isp->isp_osinfo.cdev) { 320 destroy_dev(isp->isp_osinfo.cdev); 321 isp->isp_osinfo.cdev = NULL; 322 } 323 cam_simq_free(isp->isp_osinfo.devq); 324 isp->isp_osinfo.devq = NULL; 325 return (-1); 326 } 327 328 int 329 isp_detach(ispsoftc_t *isp) 330 { 331 struct cam_sim *sim; 332 int chan; 333 334 ISP_LOCK(isp); 335 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 336 ISP_GET_PC(isp, chan, sim, sim); 337 if (sim->refcount > 2) { 338 ISP_UNLOCK(isp); 339 return (EBUSY); 340 } 341 } 342 /* Tell spawned threads that we're exiting. */ 343 isp->isp_osinfo.is_exiting = 1; 344 if (isp->isp_osinfo.timer_active) { 345 callout_stop(&isp->isp_osinfo.tmo); 346 isp->isp_osinfo.timer_active = 0; 347 } 348 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) 349 isp_detach_chan(isp, chan); 350 ISP_UNLOCK(isp); 351 352 if (isp->isp_osinfo.cdev) { 353 destroy_dev(isp->isp_osinfo.cdev); 354 isp->isp_osinfo.cdev = NULL; 355 } 356 if (isp->isp_osinfo.ehook_active) { 357 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 358 isp->isp_osinfo.ehook_active = 0; 359 } 360 if (isp->isp_osinfo.devq != NULL) { 361 cam_simq_free(isp->isp_osinfo.devq); 362 isp->isp_osinfo.devq = NULL; 363 } 364 return (0); 365 } 366 367 static void 368 isp_freeze_loopdown(ispsoftc_t *isp, int chan) 369 { 370 if (IS_FC(isp)) { 371 struct isp_fc *fc = ISP_FC_PC(isp, chan); 372 if (fc->simqfrozen == 0) { 373 isp_prt(isp, ISP_LOGDEBUG0, 374 "Chan %d Freeze simq (loopdown)", chan); 375 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 376 #if __FreeBSD_version >= 1000039 377 xpt_hold_boot(); 378 #endif 379 xpt_freeze_simq(fc->sim, 1); 380 } else { 381 isp_prt(isp, ISP_LOGDEBUG0, 382 "Chan %d Mark simq frozen (loopdown)", chan); 383 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 384 } 385 } 386 } 387 388 static void 389 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 390 { 391 if (IS_FC(isp)) { 392 struct isp_fc *fc = ISP_FC_PC(isp, chan); 393 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 394 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 395 if (wasfrozen && fc->simqfrozen == 0) { 396 isp_prt(isp, ISP_LOGDEBUG0, 397 "Chan %d Release simq", chan); 398 xpt_release_simq(fc->sim, 1); 399 #if __FreeBSD_version >= 1000039 400 xpt_release_boot(); 401 #endif 402 } 403 } 404 } 405 406 407 static int 408 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 409 { 410 ispsoftc_t *isp; 411 int nr, chan, retval = ENOTTY; 412 413 isp = dev->si_drv1; 414 415 switch (c) { 416 case ISP_SDBLEV: 417 { 418 int olddblev = isp->isp_dblev; 419 isp->isp_dblev = *(int *)addr; 420 *(int *)addr = olddblev; 421 retval = 0; 422 break; 423 } 424 case ISP_GETROLE: 425 chan = *(int *)addr; 426 if (chan < 0 || chan >= isp->isp_nchan) { 427 retval = -ENXIO; 428 break; 429 } 430 if (IS_FC(isp)) { 431 *(int *)addr = FCPARAM(isp, chan)->role; 432 } else { 433 *(int *)addr = ISP_ROLE_INITIATOR; 434 } 435 retval = 0; 436 break; 437 case ISP_SETROLE: 438 if (IS_SCSI(isp)) 439 break; 440 nr = *(int *)addr; 441 chan = nr >> 8; 442 if (chan < 0 || chan >= isp->isp_nchan) { 443 retval = -ENXIO; 444 break; 445 } 446 nr &= 0xff; 447 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 448 retval = EINVAL; 449 break; 450 } 451 ISP_LOCK(isp); 452 *(int *)addr = FCPARAM(isp, chan)->role; 453 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr); 454 ISP_UNLOCK(isp); 455 retval = 0; 456 break; 457 458 case ISP_RESETHBA: 459 ISP_LOCK(isp); 460 isp_reinit(isp, 0); 461 ISP_UNLOCK(isp); 462 retval = 0; 463 break; 464 465 case ISP_RESCAN: 466 if (IS_FC(isp)) { 467 chan = *(int *)addr; 468 if (chan < 0 || chan >= isp->isp_nchan) { 469 retval = -ENXIO; 470 break; 471 } 472 ISP_LOCK(isp); 473 if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) { 474 retval = EIO; 475 } else { 476 retval = 0; 477 } 478 ISP_UNLOCK(isp); 479 } 480 break; 481 482 case ISP_FC_LIP: 483 if (IS_FC(isp)) { 484 chan = *(int *)addr; 485 if (chan < 0 || chan >= isp->isp_nchan) { 486 retval = -ENXIO; 487 break; 488 } 489 ISP_LOCK(isp); 490 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 491 retval = EIO; 492 } else { 493 retval = 0; 494 } 495 ISP_UNLOCK(isp); 496 } 497 break; 498 case ISP_FC_GETDINFO: 499 { 500 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 501 fcportdb_t *lp; 502 503 if (IS_SCSI(isp)) { 504 break; 505 } 506 if (ifc->loopid >= MAX_FC_TARG) { 507 retval = EINVAL; 508 break; 509 } 510 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 511 if (lp->state != FC_PORTDB_STATE_NIL) { 512 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 513 ifc->loopid = lp->handle; 514 ifc->portid = lp->portid; 515 ifc->node_wwn = lp->node_wwn; 516 ifc->port_wwn = lp->port_wwn; 517 retval = 0; 518 } else { 519 retval = ENODEV; 520 } 521 break; 522 } 523 case ISP_GET_STATS: 524 { 525 isp_stats_t *sp = (isp_stats_t *) addr; 526 527 ISP_MEMZERO(sp, sizeof (*sp)); 528 sp->isp_stat_version = ISP_STATS_VERSION; 529 sp->isp_type = isp->isp_type; 530 sp->isp_revision = isp->isp_revision; 531 ISP_LOCK(isp); 532 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 533 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 534 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 535 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 536 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 537 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 538 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 539 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 540 ISP_UNLOCK(isp); 541 retval = 0; 542 break; 543 } 544 case ISP_CLR_STATS: 545 ISP_LOCK(isp); 546 isp->isp_intcnt = 0; 547 isp->isp_intbogus = 0; 548 isp->isp_intmboxc = 0; 549 isp->isp_intoasync = 0; 550 isp->isp_rsltccmplt = 0; 551 isp->isp_fphccmplt = 0; 552 isp->isp_rscchiwater = 0; 553 isp->isp_fpcchiwater = 0; 554 ISP_UNLOCK(isp); 555 retval = 0; 556 break; 557 case ISP_FC_GETHINFO: 558 { 559 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 560 int chan = hba->fc_channel; 561 562 if (chan < 0 || chan >= isp->isp_nchan) { 563 retval = ENXIO; 564 break; 565 } 566 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 567 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 568 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 569 hba->fc_nchannels = isp->isp_nchan; 570 if (IS_FC(isp)) { 571 hba->fc_nports = MAX_FC_TARG; 572 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 573 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 574 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 575 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 576 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 577 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 578 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 579 } else { 580 hba->fc_nports = MAX_TARGETS; 581 hba->fc_speed = 0; 582 hba->fc_topology = 0; 583 hba->nvram_node_wwn = 0ull; 584 hba->nvram_port_wwn = 0ull; 585 hba->active_node_wwn = 0ull; 586 hba->active_port_wwn = 0ull; 587 } 588 retval = 0; 589 break; 590 } 591 case ISP_TSK_MGMT: 592 { 593 int needmarker; 594 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 595 uint16_t nphdl; 596 mbreg_t mbs; 597 598 if (IS_SCSI(isp)) { 599 break; 600 } 601 602 chan = fct->chan; 603 if (chan < 0 || chan >= isp->isp_nchan) { 604 retval = -ENXIO; 605 break; 606 } 607 608 needmarker = retval = 0; 609 nphdl = fct->loopid; 610 ISP_LOCK(isp); 611 if (IS_24XX(isp)) { 612 void *reqp; 613 uint8_t resp[QENTRY_LEN]; 614 isp24xx_tmf_t tmf; 615 isp24xx_statusreq_t sp; 616 fcparam *fcp = FCPARAM(isp, chan); 617 fcportdb_t *lp; 618 int i; 619 620 for (i = 0; i < MAX_FC_TARG; i++) { 621 lp = &fcp->portdb[i]; 622 if (lp->handle == nphdl) { 623 break; 624 } 625 } 626 if (i == MAX_FC_TARG) { 627 retval = ENXIO; 628 ISP_UNLOCK(isp); 629 break; 630 } 631 ISP_MEMZERO(&tmf, sizeof(tmf)); 632 tmf.tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 633 tmf.tmf_header.rqs_entry_count = 1; 634 tmf.tmf_nphdl = lp->handle; 635 tmf.tmf_delay = 2; 636 tmf.tmf_timeout = 4; 637 tmf.tmf_tidlo = lp->portid; 638 tmf.tmf_tidhi = lp->portid >> 16; 639 tmf.tmf_vpidx = ISP_GET_VPIDX(isp, chan); 640 tmf.tmf_lun[1] = fct->lun & 0xff; 641 if (fct->lun >= 256) { 642 tmf.tmf_lun[0] = 0x40 | (fct->lun >> 8); 643 } 644 switch (fct->action) { 645 case IPT_CLEAR_ACA: 646 tmf.tmf_flags = ISP24XX_TMF_CLEAR_ACA; 647 break; 648 case IPT_TARGET_RESET: 649 tmf.tmf_flags = ISP24XX_TMF_TARGET_RESET; 650 needmarker = 1; 651 break; 652 case IPT_LUN_RESET: 653 tmf.tmf_flags = ISP24XX_TMF_LUN_RESET; 654 needmarker = 1; 655 break; 656 case IPT_CLEAR_TASK_SET: 657 tmf.tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 658 needmarker = 1; 659 break; 660 case IPT_ABORT_TASK_SET: 661 tmf.tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 662 needmarker = 1; 663 break; 664 default: 665 retval = EINVAL; 666 break; 667 } 668 if (retval) { 669 ISP_UNLOCK(isp); 670 break; 671 } 672 673 /* Prepare space for response in memory */ 674 memset(resp, 0xff, sizeof(resp)); 675 tmf.tmf_handle = isp_allocate_handle(isp, resp, 676 ISP_HANDLE_CTRL); 677 if (tmf.tmf_handle == 0) { 678 isp_prt(isp, ISP_LOGERR, 679 "%s: TMF of Chan %d out of handles", 680 __func__, chan); 681 ISP_UNLOCK(isp); 682 retval = ENOMEM; 683 break; 684 } 685 686 /* Send request and wait for response. */ 687 reqp = isp_getrqentry(isp); 688 if (reqp == NULL) { 689 isp_prt(isp, ISP_LOGERR, 690 "%s: TMF of Chan %d out of rqent", 691 __func__, chan); 692 isp_destroy_handle(isp, tmf.tmf_handle); 693 ISP_UNLOCK(isp); 694 retval = EIO; 695 break; 696 } 697 isp_put_24xx_tmf(isp, &tmf, (isp24xx_tmf_t *)reqp); 698 if (isp->isp_dblev & ISP_LOGDEBUG1) 699 isp_print_bytes(isp, "IOCB TMF", QENTRY_LEN, reqp); 700 ISP_SYNC_REQUEST(isp); 701 if (msleep(resp, &isp->isp_lock, 0, "TMF", 5*hz) == EWOULDBLOCK) { 702 isp_prt(isp, ISP_LOGERR, 703 "%s: TMF of Chan %d timed out", 704 __func__, chan); 705 isp_destroy_handle(isp, tmf.tmf_handle); 706 ISP_UNLOCK(isp); 707 retval = EIO; 708 break; 709 } 710 if (isp->isp_dblev & ISP_LOGDEBUG1) 711 isp_print_bytes(isp, "IOCB TMF response", QENTRY_LEN, resp); 712 isp_get_24xx_response(isp, (isp24xx_statusreq_t *)resp, &sp); 713 714 if (sp.req_completion_status != 0) 715 retval = EIO; 716 else if (needmarker) 717 fcp->sendmarker = 1; 718 } else { 719 MBSINIT(&mbs, 0, MBLOGALL, 0); 720 if (ISP_CAP_2KLOGIN(isp) == 0) { 721 nphdl <<= 8; 722 } 723 switch (fct->action) { 724 case IPT_CLEAR_ACA: 725 mbs.param[0] = MBOX_CLEAR_ACA; 726 mbs.param[1] = nphdl; 727 mbs.param[2] = fct->lun; 728 break; 729 case IPT_TARGET_RESET: 730 mbs.param[0] = MBOX_TARGET_RESET; 731 mbs.param[1] = nphdl; 732 needmarker = 1; 733 break; 734 case IPT_LUN_RESET: 735 mbs.param[0] = MBOX_LUN_RESET; 736 mbs.param[1] = nphdl; 737 mbs.param[2] = fct->lun; 738 needmarker = 1; 739 break; 740 case IPT_CLEAR_TASK_SET: 741 mbs.param[0] = MBOX_CLEAR_TASK_SET; 742 mbs.param[1] = nphdl; 743 mbs.param[2] = fct->lun; 744 needmarker = 1; 745 break; 746 case IPT_ABORT_TASK_SET: 747 mbs.param[0] = MBOX_ABORT_TASK_SET; 748 mbs.param[1] = nphdl; 749 mbs.param[2] = fct->lun; 750 needmarker = 1; 751 break; 752 default: 753 retval = EINVAL; 754 break; 755 } 756 if (retval == 0) { 757 if (needmarker) { 758 FCPARAM(isp, chan)->sendmarker = 1; 759 } 760 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 761 if (retval) { 762 retval = EIO; 763 } 764 } 765 } 766 ISP_UNLOCK(isp); 767 break; 768 } 769 default: 770 break; 771 } 772 return (retval); 773 } 774 775 static void 776 isp_intr_enable(void *arg) 777 { 778 int chan; 779 ispsoftc_t *isp = arg; 780 ISP_LOCK(isp); 781 if (IS_FC(isp)) { 782 for (chan = 0; chan < isp->isp_nchan; chan++) { 783 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 784 ISP_ENABLE_INTS(isp); 785 break; 786 } 787 } 788 } else { 789 ISP_ENABLE_INTS(isp); 790 } 791 isp->isp_osinfo.ehook_active = 0; 792 ISP_UNLOCK(isp); 793 /* Release our hook so that the boot can continue. */ 794 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 795 } 796 797 /* 798 * Local Inlines 799 */ 800 801 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 802 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 803 804 static ISP_INLINE int 805 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 806 { 807 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 808 if (ISP_PCMD(ccb) == NULL) { 809 return (-1); 810 } 811 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 812 return (0); 813 } 814 815 static ISP_INLINE void 816 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 817 { 818 if (ISP_PCMD(ccb)) { 819 #ifdef ISP_TARGET_MODE 820 PISP_PCMD(ccb)->datalen = 0; 821 PISP_PCMD(ccb)->totslen = 0; 822 PISP_PCMD(ccb)->cumslen = 0; 823 PISP_PCMD(ccb)->crn = 0; 824 #endif 825 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 826 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 827 ISP_PCMD(ccb) = NULL; 828 } 829 } 830 831 /* 832 * Put the target mode functions here, because some are inlines 833 */ 834 #ifdef ISP_TARGET_MODE 835 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 836 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 837 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 838 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 839 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 840 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 841 static ISP_INLINE atio_private_data_t *isp_find_atpd(ispsoftc_t *, tstate_t *, uint32_t); 842 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 843 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 844 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 845 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 846 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 847 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 848 static void isp_enable_lun(ispsoftc_t *, union ccb *); 849 static void isp_disable_lun(ispsoftc_t *, union ccb *); 850 static timeout_t isp_refire_putback_atio; 851 static timeout_t isp_refire_notify_ack; 852 static void isp_complete_ctio(union ccb *); 853 static void isp_target_putback_atio(union ccb *); 854 enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 855 static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 856 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 857 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 858 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 859 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 860 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 861 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *, uint32_t rsp); 862 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 863 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 864 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 865 866 static ISP_INLINE int 867 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 868 { 869 tstate_t *tptr; 870 struct tslist *lhp; 871 872 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 873 SLIST_FOREACH(tptr, lhp, next) { 874 if (tptr->ts_lun == lun) { 875 return (1); 876 } 877 } 878 return (0); 879 } 880 881 static void 882 dump_tstates(ispsoftc_t *isp, int bus) 883 { 884 int i, j; 885 struct tslist *lhp; 886 tstate_t *tptr = NULL; 887 888 if (bus >= isp->isp_nchan) { 889 return; 890 } 891 for (i = 0; i < LUN_HASH_SIZE; i++) { 892 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 893 j = 0; 894 SLIST_FOREACH(tptr, lhp, next) { 895 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 896 j++; 897 } 898 } 899 } 900 901 static ISP_INLINE tstate_t * 902 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 903 { 904 tstate_t *tptr = NULL; 905 struct tslist *lhp; 906 907 if (bus < isp->isp_nchan) { 908 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 909 SLIST_FOREACH(tptr, lhp, next) { 910 if (tptr->ts_lun == lun) { 911 tptr->hold++; 912 return (tptr); 913 } 914 } 915 } 916 return (NULL); 917 } 918 919 static ISP_INLINE tstate_t * 920 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 921 { 922 tstate_t *tptr = NULL; 923 atio_private_data_t *atp; 924 struct tslist *lhp; 925 int i; 926 927 if (bus < isp->isp_nchan && tagval != 0) { 928 for (i = 0; i < LUN_HASH_SIZE; i++) { 929 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 930 SLIST_FOREACH(tptr, lhp, next) { 931 atp = isp_find_atpd(isp, tptr, tagval); 932 if (atp) { 933 tptr->hold++; 934 return (tptr); 935 } 936 } 937 } 938 } 939 return (NULL); 940 } 941 942 static ISP_INLINE inot_private_data_t * 943 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 944 { 945 inot_private_data_t *ntp; 946 tstate_t *tptr; 947 struct tslist *lhp; 948 int bus, i; 949 950 for (bus = 0; bus < isp->isp_nchan; bus++) { 951 for (i = 0; i < LUN_HASH_SIZE; i++) { 952 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 953 SLIST_FOREACH(tptr, lhp, next) { 954 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 955 if (ntp) { 956 *rslt = tptr; 957 tptr->hold++; 958 return (ntp); 959 } 960 } 961 } 962 } 963 return (NULL); 964 } 965 966 static ISP_INLINE void 967 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 968 { 969 KASSERT((tptr->hold), ("tptr not held")); 970 tptr->hold--; 971 } 972 973 static void 974 isp_tmcmd_restart(ispsoftc_t *isp) 975 { 976 inot_private_data_t *ntp; 977 inot_private_data_t *restart_queue; 978 tstate_t *tptr; 979 union ccb *ccb; 980 struct tslist *lhp; 981 struct isp_ccbq *waitq; 982 int bus, i; 983 984 for (bus = 0; bus < isp->isp_nchan; bus++) { 985 for (i = 0; i < LUN_HASH_SIZE; i++) { 986 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 987 SLIST_FOREACH(tptr, lhp, next) { 988 if ((restart_queue = tptr->restart_queue) != NULL) 989 tptr->restart_queue = NULL; 990 while (restart_queue) { 991 ntp = restart_queue; 992 restart_queue = ntp->rd.nt.nt_hba; 993 if (IS_24XX(isp)) { 994 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 995 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 996 } else { 997 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 998 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 999 } 1000 isp_put_ntpd(isp, tptr, ntp); 1001 if (tptr->restart_queue && restart_queue != NULL) { 1002 ntp = tptr->restart_queue; 1003 tptr->restart_queue = restart_queue; 1004 while (restart_queue->rd.nt.nt_hba) { 1005 restart_queue = restart_queue->rd.nt.nt_hba; 1006 } 1007 restart_queue->rd.nt.nt_hba = ntp; 1008 break; 1009 } 1010 } 1011 } 1012 } 1013 1014 /* 1015 * We only need to do this once per channel. 1016 */ 1017 ISP_GET_PC_ADDR(isp, bus, waitq, waitq); 1018 ccb = (union ccb *)TAILQ_FIRST(waitq); 1019 if (ccb != NULL) { 1020 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 1021 isp_target_start_ctio(isp, ccb, FROM_TIMER); 1022 } 1023 } 1024 } 1025 1026 static ISP_INLINE atio_private_data_t * 1027 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1028 { 1029 atio_private_data_t *atp; 1030 1031 atp = LIST_FIRST(&tptr->atfree); 1032 if (atp) { 1033 LIST_REMOVE(atp, next); 1034 atp->tag = tag; 1035 LIST_INSERT_HEAD(&tptr->atused[ATPDPHASH(tag)], atp, next); 1036 } 1037 return (atp); 1038 } 1039 1040 static ISP_INLINE atio_private_data_t * 1041 isp_find_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1042 { 1043 atio_private_data_t *atp; 1044 1045 LIST_FOREACH(atp, &tptr->atused[ATPDPHASH(tag)], next) { 1046 if (atp->tag == tag) 1047 return (atp); 1048 } 1049 return (NULL); 1050 } 1051 1052 static ISP_INLINE void 1053 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1054 { 1055 if (atp->ests) { 1056 isp_put_ecmd(isp, atp->ests); 1057 } 1058 LIST_REMOVE(atp, next); 1059 memset(atp, 0, sizeof (*atp)); 1060 LIST_INSERT_HEAD(&tptr->atfree, atp, next); 1061 } 1062 1063 static void 1064 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1065 { 1066 atio_private_data_t *atp; 1067 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1068 1069 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1070 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", 1071 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1072 } 1073 } 1074 1075 1076 static ISP_INLINE inot_private_data_t * 1077 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1078 { 1079 inot_private_data_t *ntp; 1080 ntp = tptr->ntfree; 1081 if (ntp) { 1082 tptr->ntfree = ntp->next; 1083 } 1084 return (ntp); 1085 } 1086 1087 static ISP_INLINE inot_private_data_t * 1088 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1089 { 1090 inot_private_data_t *ntp; 1091 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1092 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1093 return (ntp); 1094 } 1095 } 1096 return (NULL); 1097 } 1098 1099 static ISP_INLINE void 1100 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1101 { 1102 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1103 ntp->next = tptr->ntfree; 1104 tptr->ntfree = ntp; 1105 } 1106 1107 static cam_status 1108 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1109 { 1110 cam_status status; 1111 lun_id_t lun; 1112 struct tslist *lhp; 1113 tstate_t *tptr; 1114 int i; 1115 1116 lun = xpt_path_lun_id(path); 1117 if (lun != CAM_LUN_WILDCARD) { 1118 if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) { 1119 return (CAM_LUN_INVALID); 1120 } 1121 } 1122 if (is_lun_enabled(isp, bus, lun)) { 1123 return (CAM_LUN_ALRDY_ENA); 1124 } 1125 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1126 if (tptr == NULL) { 1127 return (CAM_RESRC_UNAVAIL); 1128 } 1129 tptr->ts_lun = lun; 1130 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1131 if (status != CAM_REQ_CMP) { 1132 free(tptr, M_DEVBUF); 1133 return (status); 1134 } 1135 SLIST_INIT(&tptr->atios); 1136 SLIST_INIT(&tptr->inots); 1137 LIST_INIT(&tptr->atfree); 1138 for (i = ATPDPSIZE-1; i >= 0; i--) 1139 LIST_INSERT_HEAD(&tptr->atfree, &tptr->atpool[i], next); 1140 for (i = 0; i < ATPDPHASHSIZE; i++) 1141 LIST_INIT(&tptr->atused[i]); 1142 for (i = 0; i < ATPDPSIZE-1; i++) 1143 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1144 tptr->ntfree = tptr->ntpool; 1145 tptr->hold = 1; 1146 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 1147 SLIST_INSERT_HEAD(lhp, tptr, next); 1148 *rslt = tptr; 1149 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1150 return (CAM_REQ_CMP); 1151 } 1152 1153 static ISP_INLINE void 1154 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1155 { 1156 union ccb *ccb; 1157 struct tslist *lhp; 1158 1159 KASSERT((tptr->hold != 0), ("tptr is not held")); 1160 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1161 do { 1162 ccb = (union ccb *)SLIST_FIRST(&tptr->atios); 1163 if (ccb) { 1164 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1165 ccb->ccb_h.status = CAM_REQ_ABORTED; 1166 xpt_done(ccb); 1167 } 1168 } while (ccb); 1169 do { 1170 ccb = (union ccb *)SLIST_FIRST(&tptr->inots); 1171 if (ccb) { 1172 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1173 ccb->ccb_h.status = CAM_REQ_ABORTED; 1174 xpt_done(ccb); 1175 } 1176 } while (ccb); 1177 ISP_GET_PC_ADDR(isp, cam_sim_bus(xpt_path_sim(tptr->owner)), lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp); 1178 SLIST_REMOVE(lhp, tptr, tstate, next); 1179 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1180 xpt_free_path(tptr->owner); 1181 free(tptr, M_DEVBUF); 1182 } 1183 1184 static void 1185 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1186 { 1187 tstate_t *tptr; 1188 int bus; 1189 target_id_t target; 1190 lun_id_t lun; 1191 1192 if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) { 1193 xpt_print(ccb->ccb_h.path, "Target mode is not supported\n"); 1194 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1195 xpt_done(ccb); 1196 return; 1197 } 1198 1199 /* 1200 * We only support either target and lun both wildcard 1201 * or target and lun both non-wildcard. 1202 */ 1203 bus = XS_CHANNEL(ccb); 1204 target = ccb->ccb_h.target_id; 1205 lun = ccb->ccb_h.target_lun; 1206 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1207 "enabling lun %jx\n", (uintmax_t)lun); 1208 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1209 ccb->ccb_h.status = CAM_LUN_INVALID; 1210 xpt_done(ccb); 1211 return; 1212 } 1213 1214 /* Create the state pointer. It should not already exist. */ 1215 tptr = get_lun_statep(isp, bus, lun); 1216 if (tptr) { 1217 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1218 xpt_done(ccb); 1219 return; 1220 } 1221 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1222 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1223 xpt_done(ccb); 1224 return; 1225 } 1226 1227 rls_lun_statep(isp, tptr); 1228 ccb->ccb_h.status = CAM_REQ_CMP; 1229 xpt_done(ccb); 1230 } 1231 1232 static void 1233 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1234 { 1235 tstate_t *tptr = NULL; 1236 int bus; 1237 target_id_t target; 1238 lun_id_t lun; 1239 1240 bus = XS_CHANNEL(ccb); 1241 target = ccb->ccb_h.target_id; 1242 lun = ccb->ccb_h.target_lun; 1243 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1244 "disabling lun %jx\n", (uintmax_t)lun); 1245 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1246 ccb->ccb_h.status = CAM_LUN_INVALID; 1247 xpt_done(ccb); 1248 return; 1249 } 1250 1251 /* Find the state pointer. */ 1252 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1253 ccb->ccb_h.status = CAM_PATH_INVALID; 1254 xpt_done(ccb); 1255 return; 1256 } 1257 1258 destroy_lun_state(isp, tptr); 1259 ccb->ccb_h.status = CAM_REQ_CMP; 1260 xpt_done(ccb); 1261 } 1262 1263 static void 1264 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1265 { 1266 int fctape, sendstatus, resid; 1267 tstate_t *tptr; 1268 fcparam *fcp; 1269 atio_private_data_t *atp; 1270 struct ccb_scsiio *cso; 1271 struct isp_ccbq *waitq; 1272 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1273 uint8_t local[QENTRY_LEN]; 1274 1275 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1276 if (tptr == NULL) { 1277 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1278 if (tptr == NULL) { 1279 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find tstate pointer", __func__, ccb->csio.tag_id); 1280 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1281 xpt_done(ccb); 1282 return; 1283 } 1284 } 1285 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, 1286 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1287 1288 ISP_GET_PC_ADDR(isp, XS_CHANNEL(ccb), waitq, waitq); 1289 switch (how) { 1290 case FROM_CAM: 1291 /* 1292 * Insert at the tail of the list, if any, waiting CTIO CCBs 1293 */ 1294 TAILQ_INSERT_TAIL(waitq, &ccb->ccb_h, periph_links.tqe); 1295 break; 1296 case FROM_TIMER: 1297 case FROM_SRR: 1298 case FROM_CTIO_DONE: 1299 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1300 break; 1301 } 1302 1303 while ((ccb = (union ccb *) TAILQ_FIRST(waitq)) != NULL) { 1304 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 1305 1306 cso = &ccb->csio; 1307 xfrlen = cso->dxfer_len; 1308 if (xfrlen == 0) { 1309 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1310 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1311 ccb->ccb_h.status = CAM_REQ_INVALID; 1312 xpt_done(ccb); 1313 continue; 1314 } 1315 } 1316 1317 atp = isp_find_atpd(isp, tptr, cso->tag_id); 1318 if (atp == NULL) { 1319 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1320 isp_dump_atpd(isp, tptr); 1321 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1322 xpt_done(ccb); 1323 continue; 1324 } 1325 1326 /* 1327 * Is this command a dead duck? 1328 */ 1329 if (atp->dead) { 1330 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1331 ccb->ccb_h.status = CAM_REQ_ABORTED; 1332 xpt_done(ccb); 1333 continue; 1334 } 1335 1336 /* 1337 * Check to make sure we're still in target mode. 1338 */ 1339 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1340 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1341 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1342 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1343 xpt_done(ccb); 1344 continue; 1345 } 1346 1347 /* 1348 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1349 * could be split into two CTIOs to split data and status). 1350 */ 1351 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1352 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); 1353 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1354 break; 1355 } 1356 1357 /* 1358 * Does the initiator expect FC-Tape style responses? 1359 */ 1360 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1361 fctape = 1; 1362 } else { 1363 fctape = 0; 1364 } 1365 1366 /* 1367 * If we already did the data xfer portion of a CTIO that sends data 1368 * and status, don't do it again and do the status portion now. 1369 */ 1370 if (atp->sendst) { 1371 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1372 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1373 xfrlen = 0; /* we already did the data transfer */ 1374 atp->sendst = 0; 1375 } 1376 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1377 sendstatus = 1; 1378 } else { 1379 sendstatus = 0; 1380 } 1381 1382 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1383 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1384 /* 1385 * Sense length is not the entire sense data structure size. Periph 1386 * drivers don't seem to be setting sense_len to reflect the actual 1387 * size. We'll peek inside to get the right amount. 1388 */ 1389 sense_length = cso->sense_len; 1390 1391 /* 1392 * This 'cannot' happen 1393 */ 1394 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1395 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1396 } 1397 } else { 1398 sense_length = 0; 1399 } 1400 1401 memset(local, 0, QENTRY_LEN); 1402 1403 /* 1404 * Check for overflow 1405 */ 1406 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen; 1407 if (tmp > atp->orig_datalen) { 1408 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen); 1409 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1410 xpt_done(ccb); 1411 continue; 1412 } 1413 1414 if (IS_24XX(isp)) { 1415 ct7_entry_t *cto = (ct7_entry_t *) local; 1416 1417 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1418 cto->ct_header.rqs_entry_count = 1; 1419 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1420 ATPD_SET_SEQNO(cto, atp); 1421 cto->ct_nphdl = atp->nphdl; 1422 cto->ct_rxid = atp->tag; 1423 cto->ct_iid_lo = atp->portid; 1424 cto->ct_iid_hi = atp->portid >> 16; 1425 cto->ct_oxid = atp->oxid; 1426 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1427 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1428 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1429 1430 /* 1431 * Mode 1, status, no data. Only possible when we are sending status, have 1432 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1433 * 1434 * Mode 2, status, no data. We have to use this in the case that 1435 * the sense data won't fit into a ct7_entry_t. 1436 * 1437 */ 1438 if (sendstatus && xfrlen == 0) { 1439 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1440 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1441 if (sense_length <= MAXRESPLEN_24XX) { 1442 if (resid < 0) { 1443 cto->ct_resid = -resid; 1444 } else if (resid > 0) { 1445 cto->ct_resid = resid; 1446 } 1447 cto->ct_flags |= CT7_FLAG_MODE1; 1448 cto->ct_scsi_status = cso->scsi_status; 1449 if (resid < 0) { 1450 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1451 } else if (resid > 0) { 1452 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1453 } 1454 if (fctape) { 1455 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1456 } 1457 if (sense_length) { 1458 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1459 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1460 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1461 } 1462 } else { 1463 bus_addr_t addr; 1464 char buf[XCMD_SIZE]; 1465 fcp_rsp_iu_t *rp; 1466 1467 if (atp->ests == NULL) { 1468 atp->ests = isp_get_ecmd(isp); 1469 if (atp->ests == NULL) { 1470 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1471 break; 1472 } 1473 } 1474 memset(buf, 0, sizeof (buf)); 1475 rp = (fcp_rsp_iu_t *)buf; 1476 if (fctape) { 1477 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1478 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1479 } 1480 cto->ct_flags |= CT7_FLAG_MODE2; 1481 rp->fcp_rsp_scsi_status = cso->scsi_status; 1482 if (resid < 0) { 1483 rp->fcp_rsp_resid = -resid; 1484 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1485 } else if (resid > 0) { 1486 rp->fcp_rsp_resid = resid; 1487 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1488 } 1489 if (sense_length) { 1490 rp->fcp_rsp_snslen = sense_length; 1491 cto->ct_senselen = sense_length; 1492 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1493 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1494 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1495 } else { 1496 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1497 } 1498 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1499 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1500 } 1501 addr = isp->isp_osinfo.ecmd_dma; 1502 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1503 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, 1504 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1505 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1506 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1507 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1508 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1509 } 1510 if (sense_length) { 1511 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__, 1512 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, 1513 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1514 } else { 1515 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __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); 1517 } 1518 atp->state = ATPD_STATE_LAST_CTIO; 1519 } 1520 1521 /* 1522 * Mode 0 data transfers, *possibly* with status. 1523 */ 1524 if (xfrlen != 0) { 1525 cto->ct_flags |= CT7_FLAG_MODE0; 1526 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1527 cto->ct_flags |= CT7_DATA_IN; 1528 } else { 1529 cto->ct_flags |= CT7_DATA_OUT; 1530 } 1531 1532 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1533 cto->rsp.m0.ct_xfrlen = xfrlen; 1534 1535 #ifdef DEBUG 1536 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1537 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1538 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1539 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1540 } 1541 #endif 1542 if (sendstatus) { 1543 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1544 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1545 cto->ct_flags |= CT7_SENDSTATUS; 1546 atp->state = ATPD_STATE_LAST_CTIO; 1547 if (fctape) { 1548 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1549 } 1550 } else { 1551 atp->sendst = 1; /* send status later */ 1552 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1553 atp->state = ATPD_STATE_CTIO; 1554 } 1555 } else { 1556 atp->state = ATPD_STATE_CTIO; 1557 } 1558 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__, 1559 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1560 } 1561 } else { 1562 ct2_entry_t *cto = (ct2_entry_t *) local; 1563 1564 if (isp->isp_osinfo.sixtyfourbit) 1565 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1566 else 1567 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1568 cto->ct_header.rqs_entry_count = 1; 1569 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1570 ATPD_SET_SEQNO(cto, atp); 1571 if (ISP_CAP_2KLOGIN(isp)) { 1572 ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl; 1573 } else { 1574 cto->ct_iid = atp->nphdl; 1575 if (ISP_CAP_SCCFW(isp) == 0) { 1576 cto->ct_lun = ccb->ccb_h.target_lun; 1577 } 1578 } 1579 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1580 cto->ct_rxid = cso->tag_id; 1581 1582 /* 1583 * Mode 1, status, no data. Only possible when we are sending status, have 1584 * no data to transfer, and the sense length can fit in the ct7_entry. 1585 * 1586 * Mode 2, status, no data. We have to use this in the case the response 1587 * length won't fit into a ct2_entry_t. 1588 * 1589 * We'll fill out this structure with information as if this were a 1590 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1591 * needed based upon this. 1592 */ 1593 if (sendstatus && xfrlen == 0) { 1594 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1595 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1596 if (sense_length <= MAXRESPLEN) { 1597 if (resid < 0) { 1598 cto->ct_resid = -resid; 1599 } else if (resid > 0) { 1600 cto->ct_resid = resid; 1601 } 1602 cto->ct_flags |= CT2_FLAG_MODE1; 1603 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1604 if (resid < 0) { 1605 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1606 } else if (resid > 0) { 1607 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1608 } 1609 if (fctape) { 1610 cto->ct_flags |= CT2_CONFIRM; 1611 } 1612 if (sense_length) { 1613 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1614 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1615 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1616 } 1617 } else { 1618 bus_addr_t addr; 1619 char buf[XCMD_SIZE]; 1620 fcp_rsp_iu_t *rp; 1621 1622 if (atp->ests == NULL) { 1623 atp->ests = isp_get_ecmd(isp); 1624 if (atp->ests == NULL) { 1625 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1626 break; 1627 } 1628 } 1629 memset(buf, 0, sizeof (buf)); 1630 rp = (fcp_rsp_iu_t *)buf; 1631 if (fctape) { 1632 cto->ct_flags |= CT2_CONFIRM; 1633 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1634 } 1635 cto->ct_flags |= CT2_FLAG_MODE2; 1636 rp->fcp_rsp_scsi_status = cso->scsi_status; 1637 if (resid < 0) { 1638 rp->fcp_rsp_resid = -resid; 1639 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1640 } else if (resid > 0) { 1641 rp->fcp_rsp_resid = resid; 1642 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1643 } 1644 if (sense_length) { 1645 rp->fcp_rsp_snslen = sense_length; 1646 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1647 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1648 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1649 } else { 1650 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1651 } 1652 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1653 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1654 } 1655 addr = isp->isp_osinfo.ecmd_dma; 1656 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1657 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, 1658 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1659 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1660 if (isp->isp_osinfo.sixtyfourbit) { 1661 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1662 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1663 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1664 } else { 1665 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1666 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1667 } 1668 } 1669 if (sense_length) { 1670 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__, 1671 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1672 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1673 } else { 1674 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, 1675 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1676 } 1677 atp->state = ATPD_STATE_LAST_CTIO; 1678 } 1679 1680 if (xfrlen != 0) { 1681 cto->ct_flags |= CT2_FLAG_MODE0; 1682 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1683 cto->ct_flags |= CT2_DATA_IN; 1684 } else { 1685 cto->ct_flags |= CT2_DATA_OUT; 1686 } 1687 1688 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 1689 cto->rsp.m0.ct_xfrlen = xfrlen; 1690 1691 if (sendstatus) { 1692 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1693 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 1694 cto->ct_flags |= CT2_SENDSTATUS; 1695 atp->state = ATPD_STATE_LAST_CTIO; 1696 if (fctape) { 1697 cto->ct_flags |= CT2_CONFIRM; 1698 } 1699 } else { 1700 atp->sendst = 1; /* send status later */ 1701 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1702 atp->state = ATPD_STATE_CTIO; 1703 } 1704 } else { 1705 atp->state = ATPD_STATE_CTIO; 1706 } 1707 } 1708 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, 1709 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); 1710 } 1711 1712 if (isp_get_pcmd(isp, ccb)) { 1713 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 1714 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1715 break; 1716 } 1717 handle = isp_allocate_handle(isp, ccb, ISP_HANDLE_TARGET); 1718 if (handle == 0) { 1719 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1720 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1721 isp_free_pcmd(isp, ccb); 1722 break; 1723 } 1724 atp->bytes_in_transit += xfrlen; 1725 PISP_PCMD(ccb)->datalen = xfrlen; 1726 1727 1728 /* 1729 * Call the dma setup routines for this entry (and any subsequent 1730 * CTIOs) if there's data to move, and then tell the f/w it's got 1731 * new things to play with. As with isp_start's usage of DMA setup, 1732 * any swizzling is done in the machine dependent layer. Because 1733 * of this, we put the request onto the queue area first in native 1734 * format. 1735 */ 1736 1737 if (IS_24XX(isp)) { 1738 ct7_entry_t *cto = (ct7_entry_t *) local; 1739 cto->ct_syshandle = handle; 1740 } else { 1741 ct2_entry_t *cto = (ct2_entry_t *) local; 1742 cto->ct_syshandle = handle; 1743 } 1744 1745 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1746 if (dmaresult != CMD_QUEUED) { 1747 isp_destroy_handle(isp, handle); 1748 isp_free_pcmd(isp, ccb); 1749 if (dmaresult == CMD_EAGAIN) { 1750 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1751 break; 1752 } 1753 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1754 xpt_done(ccb); 1755 continue; 1756 } 1757 isp->isp_nactive++; 1758 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 1759 if (xfrlen) { 1760 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 1761 } else { 1762 ccb->ccb_h.spriv_field0 = ~0; 1763 } 1764 atp->ctcnt++; 1765 atp->seqno++; 1766 } 1767 rls_lun_statep(isp, tptr); 1768 } 1769 1770 static void 1771 isp_refire_putback_atio(void *arg) 1772 { 1773 union ccb *ccb = arg; 1774 1775 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); 1776 isp_target_putback_atio(ccb); 1777 } 1778 1779 static void 1780 isp_refire_notify_ack(void *arg) 1781 { 1782 isp_tna_t *tp = arg; 1783 ispsoftc_t *isp = tp->isp; 1784 1785 ISP_ASSERT_LOCKED(isp); 1786 if (isp_notify_ack(isp, tp->not)) { 1787 callout_schedule(&tp->timer, 5); 1788 } else { 1789 free(tp, M_DEVBUF); 1790 } 1791 } 1792 1793 1794 static void 1795 isp_target_putback_atio(union ccb *ccb) 1796 { 1797 ispsoftc_t *isp; 1798 struct ccb_scsiio *cso; 1799 void *qe; 1800 at2_entry_t local, *at = &local; 1801 1802 isp = XS_ISP(ccb); 1803 1804 qe = isp_getrqentry(isp); 1805 if (qe == NULL) { 1806 xpt_print(ccb->ccb_h.path, 1807 "%s: Request Queue Overflow\n", __func__); 1808 callout_reset(&PISP_PCMD(ccb)->wdog, 10, 1809 isp_refire_putback_atio, ccb); 1810 return; 1811 } 1812 memset(qe, 0, QENTRY_LEN); 1813 cso = &ccb->csio; 1814 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1815 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1816 at->at_header.rqs_entry_count = 1; 1817 if (ISP_CAP_SCCFW(isp)) { 1818 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1819 #if __FreeBSD_version < 1000700 1820 if (at->at_scclun >= 256) 1821 at->at_scclun |= 0x4000; 1822 #endif 1823 } else { 1824 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1825 } 1826 at->at_status = CT_OK; 1827 at->at_rxid = cso->tag_id; 1828 at->at_iid = cso->ccb_h.target_id; 1829 isp_put_atio2(isp, at, qe); 1830 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1831 ISP_SYNC_REQUEST(isp); 1832 isp_complete_ctio(ccb); 1833 } 1834 1835 static void 1836 isp_complete_ctio(union ccb *ccb) 1837 { 1838 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1839 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1840 xpt_done(ccb); 1841 } 1842 } 1843 1844 static void 1845 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1846 { 1847 fcparam *fcp; 1848 lun_id_t lun; 1849 fcportdb_t *lp; 1850 tstate_t *tptr; 1851 struct ccb_accept_tio *atiop; 1852 uint16_t nphdl; 1853 atio_private_data_t *atp; 1854 inot_private_data_t *ntp; 1855 1856 /* 1857 * The firmware status (except for the QLTM_SVALID bit) 1858 * indicates why this ATIO was sent to us. 1859 * 1860 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1861 */ 1862 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1863 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1864 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1865 return; 1866 } 1867 1868 fcp = FCPARAM(isp, 0); 1869 if (ISP_CAP_SCCFW(isp)) { 1870 lun = aep->at_scclun; 1871 #if __FreeBSD_version < 1000700 1872 lun &= 0x3fff; 1873 #endif 1874 } else { 1875 lun = aep->at_lun; 1876 } 1877 if (ISP_CAP_2KLOGIN(isp)) { 1878 nphdl = ((at2e_entry_t *)aep)->at_iid; 1879 } else { 1880 nphdl = aep->at_iid; 1881 } 1882 tptr = get_lun_statep(isp, 0, lun); 1883 if (tptr == NULL) { 1884 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1885 if (tptr == NULL) { 1886 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 1887 if (lun == 0) { 1888 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1889 } else { 1890 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1891 } 1892 return; 1893 } 1894 } 1895 1896 /* 1897 * Start any commands pending resources first. 1898 */ 1899 if (tptr->restart_queue) { 1900 inot_private_data_t *restart_queue = tptr->restart_queue; 1901 tptr->restart_queue = NULL; 1902 while (restart_queue) { 1903 ntp = restart_queue; 1904 restart_queue = ntp->rd.nt.nt_hba; 1905 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1906 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1907 isp_put_ntpd(isp, tptr, ntp); 1908 /* 1909 * If a recursion caused the restart queue to start to fill again, 1910 * stop and splice the new list on top of the old list and restore 1911 * it and go to noresrc. 1912 */ 1913 if (tptr->restart_queue) { 1914 ntp = tptr->restart_queue; 1915 tptr->restart_queue = restart_queue; 1916 while (restart_queue->rd.nt.nt_hba) { 1917 restart_queue = restart_queue->rd.nt.nt_hba; 1918 } 1919 restart_queue->rd.nt.nt_hba = ntp; 1920 goto noresrc; 1921 } 1922 } 1923 } 1924 1925 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1926 if (atiop == NULL) { 1927 goto noresrc; 1928 } 1929 1930 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 1931 if (atp == NULL) { 1932 goto noresrc; 1933 } 1934 1935 atp->state = ATPD_STATE_ATIO; 1936 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1937 tptr->atio_count--; 1938 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 1939 atiop->ccb_h.target_id = fcp->isp_loopid; 1940 atiop->ccb_h.target_lun = lun; 1941 1942 /* 1943 * We don't get 'suggested' sense data as we do with SCSI cards. 1944 */ 1945 atiop->sense_len = 0; 1946 1947 /* 1948 * If we're not in the port database, add ourselves. 1949 */ 1950 if (IS_2100(isp)) 1951 atiop->init_id = nphdl; 1952 else { 1953 if ((isp_find_pdb_by_handle(isp, 0, nphdl, &lp) == 0 || 1954 lp->state == FC_PORTDB_STATE_ZOMBIE)) { 1955 uint64_t wwpn = 1956 (((uint64_t) aep->at_wwpn[0]) << 48) | 1957 (((uint64_t) aep->at_wwpn[1]) << 32) | 1958 (((uint64_t) aep->at_wwpn[2]) << 16) | 1959 (((uint64_t) aep->at_wwpn[3]) << 0); 1960 isp_add_wwn_entry(isp, 0, wwpn, INI_NONE, 1961 nphdl, PORT_ANY, 0); 1962 if (fcp->isp_loopstate > LOOP_LTEST_DONE) 1963 fcp->isp_loopstate = LOOP_LTEST_DONE; 1964 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, 0, 1965 ISPASYNC_CHANGE_PDB, nphdl, 0x06, 0xff); 1966 isp_find_pdb_by_handle(isp, 0, nphdl, &lp); 1967 } 1968 atiop->init_id = FC_PORTDB_TGT(isp, 0, lp); 1969 } 1970 atiop->cdb_len = ATIO2_CDBLEN; 1971 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1972 atiop->ccb_h.status = CAM_CDB_RECVD; 1973 atiop->tag_id = atp->tag; 1974 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1975 case ATIO2_TC_ATTR_SIMPLEQ: 1976 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1977 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1978 break; 1979 case ATIO2_TC_ATTR_HEADOFQ: 1980 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1981 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1982 break; 1983 case ATIO2_TC_ATTR_ORDERED: 1984 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1985 atiop->tag_action = MSG_ORDERED_Q_TAG; 1986 break; 1987 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1988 case ATIO2_TC_ATTR_UNTAGGED: 1989 default: 1990 atiop->tag_action = 0; 1991 break; 1992 } 1993 1994 atp->orig_datalen = aep->at_datalen; 1995 atp->bytes_xfered = 0; 1996 atp->lun = lun; 1997 atp->nphdl = nphdl; 1998 atp->sid = PORT_ANY; 1999 atp->oxid = aep->at_oxid; 2000 atp->cdb0 = aep->at_cdb[0]; 2001 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2002 atp->state = ATPD_STATE_CAM; 2003 xpt_done((union ccb *)atiop); 2004 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); 2005 rls_lun_statep(isp, tptr); 2006 return; 2007 noresrc: 2008 ntp = isp_get_ntpd(isp, tptr); 2009 if (ntp == NULL) { 2010 rls_lun_statep(isp, tptr); 2011 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2012 return; 2013 } 2014 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2015 ntp->rd.nt.nt_hba = tptr->restart_queue; 2016 tptr->restart_queue = ntp; 2017 rls_lun_statep(isp, tptr); 2018 } 2019 2020 static void 2021 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2022 { 2023 int cdbxlen; 2024 lun_id_t lun; 2025 uint16_t chan, nphdl = NIL_HANDLE; 2026 uint32_t did, sid; 2027 fcportdb_t *lp; 2028 tstate_t *tptr; 2029 struct ccb_accept_tio *atiop; 2030 atio_private_data_t *atp = NULL; 2031 atio_private_data_t *oatp; 2032 inot_private_data_t *ntp; 2033 2034 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2035 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2036 #if __FreeBSD_version >= 1000700 2037 lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun)); 2038 #else 2039 lun = (aep->at_cmnd.fcp_cmnd_lun[0] & 0x3f << 8) | 2040 aep->at_cmnd.fcp_cmnd_lun[1]; 2041 #endif 2042 2043 /* 2044 * Find the N-port handle, and Virtual Port Index for this command. 2045 * 2046 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2047 * We also, as a matter of course, need to know the WWN of the initiator too. 2048 */ 2049 if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) { 2050 /* 2051 * Find the right channel based upon D_ID 2052 */ 2053 isp_find_chan_by_did(isp, did, &chan); 2054 2055 if (chan == ISP_NOCHAN) { 2056 NANOTIME_T now; 2057 2058 /* 2059 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2060 * It's a bit tricky here as we need to stash this command *somewhere*. 2061 */ 2062 GET_NANOTIME(&now); 2063 if (NANOTIME_SUB(&now, &isp->isp_init_time) > 2000000000ULL) { 2064 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2065 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2066 return; 2067 } 2068 tptr = get_lun_statep(isp, 0, 0); 2069 if (tptr == NULL) { 2070 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2071 if (tptr == NULL) { 2072 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); 2073 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2074 return; 2075 } 2076 } 2077 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2078 goto noresrc; 2079 } 2080 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); 2081 } else { 2082 chan = 0; 2083 } 2084 2085 /* 2086 * Find the PDB entry for this initiator 2087 */ 2088 if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) { 2089 /* 2090 * If we're not in the port database terminate the exchange. 2091 */ 2092 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", 2093 __func__, aep->at_rxid, did, chan, sid); 2094 isp_dump_portdb(isp, chan); 2095 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2096 return; 2097 } 2098 nphdl = lp->handle; 2099 2100 /* 2101 * Get the tstate pointer 2102 */ 2103 tptr = get_lun_statep(isp, chan, lun); 2104 if (tptr == NULL) { 2105 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2106 if (tptr == NULL) { 2107 isp_prt(isp, ISP_LOGWARN, 2108 "%s: [0x%x] no state pointer for lun %jx or wildcard", 2109 __func__, aep->at_rxid, (uintmax_t)lun); 2110 if (lun == 0) { 2111 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2112 } else { 2113 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2114 } 2115 return; 2116 } 2117 } 2118 2119 /* 2120 * Start any commands pending resources first. 2121 */ 2122 if (tptr->restart_queue) { 2123 inot_private_data_t *restart_queue = tptr->restart_queue; 2124 tptr->restart_queue = NULL; 2125 while (restart_queue) { 2126 ntp = restart_queue; 2127 restart_queue = ntp->rd.nt.nt_hba; 2128 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2129 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2130 isp_put_ntpd(isp, tptr, ntp); 2131 /* 2132 * If a recursion caused the restart queue to start to fill again, 2133 * stop and splice the new list on top of the old list and restore 2134 * it and go to noresrc. 2135 */ 2136 if (tptr->restart_queue) { 2137 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__); 2138 if (restart_queue) { 2139 ntp = tptr->restart_queue; 2140 tptr->restart_queue = restart_queue; 2141 while (restart_queue->rd.nt.nt_hba) { 2142 restart_queue = restart_queue->rd.nt.nt_hba; 2143 } 2144 restart_queue->rd.nt.nt_hba = ntp; 2145 } 2146 goto noresrc; 2147 } 2148 } 2149 } 2150 2151 /* 2152 * If the f/w is out of resources, just send a BUSY status back. 2153 */ 2154 if (aep->at_rxid == AT7_NORESRC_RXID) { 2155 rls_lun_statep(isp, tptr); 2156 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2157 return; 2158 } 2159 2160 /* 2161 * If we're out of resources, just send a BUSY status back. 2162 */ 2163 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2164 if (atiop == NULL) { 2165 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2166 goto noresrc; 2167 } 2168 2169 oatp = isp_find_atpd(isp, tptr, aep->at_rxid); 2170 if (oatp) { 2171 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", 2172 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2173 /* 2174 * It's not a "no resource" condition- but we can treat it like one 2175 */ 2176 goto noresrc; 2177 } 2178 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 2179 if (atp == NULL) { 2180 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2181 goto noresrc; 2182 } 2183 atp->word3 = lp->prli_word3; 2184 atp->state = ATPD_STATE_ATIO; 2185 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2186 tptr->atio_count--; 2187 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2188 atiop->init_id = FC_PORTDB_TGT(isp, chan, lp); 2189 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2190 atiop->ccb_h.target_lun = lun; 2191 atiop->sense_len = 0; 2192 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2193 if (cdbxlen) { 2194 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2195 } 2196 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2197 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2198 atiop->cdb_len = cdbxlen; 2199 atiop->ccb_h.status = CAM_CDB_RECVD; 2200 atiop->tag_id = atp->tag; 2201 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2202 case FCP_CMND_TASK_ATTR_SIMPLE: 2203 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2204 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2205 break; 2206 case FCP_CMND_TASK_ATTR_HEAD: 2207 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2208 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2209 break; 2210 case FCP_CMND_TASK_ATTR_ORDERED: 2211 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2212 atiop->tag_action = MSG_ORDERED_Q_TAG; 2213 break; 2214 default: 2215 /* FALLTHROUGH */ 2216 case FCP_CMND_TASK_ATTR_ACA: 2217 case FCP_CMND_TASK_ATTR_UNTAGGED: 2218 atiop->tag_action = 0; 2219 break; 2220 } 2221 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2222 atp->bytes_xfered = 0; 2223 atp->lun = lun; 2224 atp->nphdl = nphdl; 2225 atp->portid = sid; 2226 atp->oxid = aep->at_hdr.ox_id; 2227 atp->rxid = aep->at_hdr.rx_id; 2228 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2229 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2230 atp->state = ATPD_STATE_CAM; 2231 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u", 2232 aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 2233 xpt_done((union ccb *)atiop); 2234 rls_lun_statep(isp, tptr); 2235 return; 2236 noresrc: 2237 if (atp) { 2238 isp_put_atpd(isp, tptr, atp); 2239 } 2240 ntp = isp_get_ntpd(isp, tptr); 2241 if (ntp == NULL) { 2242 rls_lun_statep(isp, tptr); 2243 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2244 return; 2245 } 2246 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2247 ntp->rd.nt.nt_hba = tptr->restart_queue; 2248 tptr->restart_queue = ntp; 2249 rls_lun_statep(isp, tptr); 2250 } 2251 2252 2253 /* 2254 * Handle starting an SRR (sequence retransmit request) 2255 * We get here when we've gotten the immediate notify 2256 * and the return of all outstanding CTIOs for this 2257 * transaction. 2258 */ 2259 static void 2260 isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 2261 { 2262 in_fcentry_24xx_t *inot; 2263 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2264 union ccb *ccb; 2265 2266 inot = (in_fcentry_24xx_t *)atp->srr; 2267 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2268 ccb = atp->srr_ccb; 2269 atp->srr_ccb = NULL; 2270 atp->nsrr++; 2271 if (ccb == NULL) { 2272 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2273 goto fail; 2274 } 2275 2276 ccb_off = ccb->ccb_h.spriv_field0; 2277 ccb_len = ccb->csio.dxfer_len; 2278 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2279 2280 switch (inot->in_srr_iu) { 2281 case R_CTL_INFO_SOLICITED_DATA: 2282 /* 2283 * We have to restart a FCP_DATA data out transaction 2284 */ 2285 atp->sendst = 0; 2286 atp->bytes_xfered = srr_off; 2287 if (ccb_len == 0) { 2288 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2289 goto mdp; 2290 } 2291 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2292 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); 2293 goto mdp; 2294 } 2295 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); 2296 break; 2297 case R_CTL_INFO_COMMAND_STATUS: 2298 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2299 atp->sendst = 1; 2300 /* 2301 * We have to restart a FCP_RSP IU transaction 2302 */ 2303 break; 2304 case R_CTL_INFO_DATA_DESCRIPTOR: 2305 /* 2306 * We have to restart an FCP DATA in transaction 2307 */ 2308 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2309 goto fail; 2310 2311 default: 2312 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2313 goto fail; 2314 } 2315 2316 /* 2317 * We can't do anything until this is acked, so we might as well start it now. 2318 * We aren't going to do the usual asynchronous ack issue because we need 2319 * to make sure this gets on the wire first. 2320 */ 2321 if (isp_notify_ack(isp, inot)) { 2322 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2323 goto fail; 2324 } 2325 isp_target_start_ctio(isp, ccb, FROM_SRR); 2326 return; 2327 fail: 2328 inot->in_reserved = 1; 2329 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2330 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2331 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2332 isp_complete_ctio(ccb); 2333 return; 2334 mdp: 2335 if (isp_notify_ack(isp, inot)) { 2336 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2337 goto fail; 2338 } 2339 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2340 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2341 /* 2342 * This is not a strict interpretation of MDP, but it's close 2343 */ 2344 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2345 ccb->csio.msg_len = 7; 2346 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2347 ccb->csio.msg_ptr[1] = 5; 2348 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2349 ccb->csio.msg_ptr[3] = srr_off >> 24; 2350 ccb->csio.msg_ptr[4] = srr_off >> 16; 2351 ccb->csio.msg_ptr[5] = srr_off >> 8; 2352 ccb->csio.msg_ptr[6] = srr_off; 2353 isp_complete_ctio(ccb); 2354 } 2355 2356 2357 static void 2358 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2359 { 2360 tstate_t *tptr; 2361 in_fcentry_24xx_t *inot = inot_raw; 2362 atio_private_data_t *atp; 2363 uint32_t tag = inot->in_rxid; 2364 uint32_t bus = inot->in_vpidx; 2365 2366 if (!IS_24XX(isp)) { 2367 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2368 return; 2369 } 2370 2371 tptr = get_lun_statep_from_tag(isp, bus, tag); 2372 if (tptr == NULL) { 2373 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag); 2374 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2375 return; 2376 } 2377 atp = isp_find_atpd(isp, tptr, tag); 2378 if (atp == NULL) { 2379 rls_lun_statep(isp, tptr); 2380 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2381 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2382 return; 2383 } 2384 atp->srr_notify_rcvd = 1; 2385 memcpy(atp->srr, inot, sizeof (atp->srr)); 2386 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, 2387 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2388 if (atp->srr_ccb) 2389 isp_handle_srr_start(isp, tptr, atp); 2390 rls_lun_statep(isp, tptr); 2391 } 2392 2393 static void 2394 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2395 { 2396 union ccb *ccb; 2397 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0; 2398 tstate_t *tptr = NULL; 2399 atio_private_data_t *atp = NULL; 2400 int bus; 2401 uint32_t handle, moved_data = 0, data_requested; 2402 2403 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2404 ccb = isp_find_xs(isp, handle); 2405 if (ccb == NULL) { 2406 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2407 return; 2408 } 2409 isp_destroy_handle(isp, handle); 2410 data_requested = PISP_PCMD(ccb)->datalen; 2411 isp_free_pcmd(isp, ccb); 2412 if (isp->isp_nactive) { 2413 isp->isp_nactive--; 2414 } 2415 2416 bus = XS_CHANNEL(ccb); 2417 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2418 if (tptr == NULL) { 2419 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2420 } 2421 if (tptr == NULL) { 2422 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id); 2423 return; 2424 } 2425 2426 if (IS_24XX(isp)) { 2427 atp = isp_find_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid); 2428 } else { 2429 atp = isp_find_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid); 2430 } 2431 if (atp == NULL) { 2432 /* 2433 * XXX: isp_clear_commands() generates fake CTIO with zero 2434 * ct_rxid value, filling only ct_syshandle. Workaround 2435 * that using tag_id from the CCB, pointed by ct_syshandle. 2436 */ 2437 atp = isp_find_atpd(isp, tptr, ccb->csio.tag_id); 2438 } 2439 if (atp == NULL) { 2440 rls_lun_statep(isp, tptr); 2441 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2442 return; 2443 } 2444 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2445 atp->bytes_in_transit -= data_requested; 2446 atp->ctcnt -= 1; 2447 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2448 2449 if (IS_24XX(isp)) { 2450 ct7_entry_t *ct = arg; 2451 2452 if (ct->ct_nphdl == CT7_SRR) { 2453 atp->srr_ccb = ccb; 2454 if (atp->srr_notify_rcvd) 2455 isp_handle_srr_start(isp, tptr, atp); 2456 rls_lun_statep(isp, tptr); 2457 return; 2458 } 2459 if (ct->ct_nphdl == CT_HBA_RESET) { 2460 failure = CAM_UNREC_HBA_ERROR; 2461 } else { 2462 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2463 ok = (ct->ct_nphdl == CT7_OK); 2464 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2465 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2466 resid = ct->ct_resid; 2467 moved_data = data_requested - resid; 2468 } 2469 } 2470 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), 2471 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2472 } else { 2473 ct2_entry_t *ct = arg; 2474 if (ct->ct_status == CT_SRR) { 2475 atp->srr_ccb = ccb; 2476 if (atp->srr_notify_rcvd) 2477 isp_handle_srr_start(isp, tptr, atp); 2478 rls_lun_statep(isp, tptr); 2479 isp_target_putback_atio(ccb); 2480 return; 2481 } 2482 if (ct->ct_status == CT_HBA_RESET) { 2483 failure = CAM_UNREC_HBA_ERROR; 2484 } else { 2485 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2486 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2487 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2488 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2489 resid = ct->ct_resid; 2490 moved_data = data_requested - resid; 2491 } 2492 } 2493 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), 2494 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2495 } 2496 if (ok) { 2497 if (moved_data) { 2498 atp->bytes_xfered += moved_data; 2499 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 2500 } 2501 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2502 ccb->ccb_h.status |= CAM_SENT_SENSE; 2503 } 2504 ccb->ccb_h.status |= CAM_REQ_CMP; 2505 } else { 2506 notify_cam = 1; 2507 if (failure == CAM_UNREC_HBA_ERROR) 2508 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2509 else 2510 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2511 } 2512 atp->state = ATPD_STATE_PDON; 2513 rls_lun_statep(isp, tptr); 2514 2515 /* 2516 * We never *not* notify CAM when there has been any error (ok == 0), 2517 * so we never need to do an ATIO putback if we're not notifying CAM. 2518 */ 2519 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 2520 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 2521 if (notify_cam == 0) { 2522 if (atp->sendst) { 2523 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 2524 } 2525 return; 2526 } 2527 2528 /* 2529 * We're telling CAM we're done with this CTIO transaction. 2530 * 2531 * 24XX cards never need an ATIO put back. 2532 * 2533 * Other cards need one put back only on error. 2534 * In the latter case, a timeout will re-fire 2535 * and try again in case we didn't have 2536 * queue resources to do so at first. In any case, 2537 * once the putback is done we do the completion 2538 * call. 2539 */ 2540 if (ok || IS_24XX(isp)) { 2541 isp_complete_ctio(ccb); 2542 } else { 2543 isp_target_putback_atio(ccb); 2544 } 2545 } 2546 2547 static void 2548 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2549 { 2550 int needack = 1; 2551 switch (inp->in_status) { 2552 case IN_PORT_LOGOUT: 2553 /* 2554 * XXX: Need to delete this initiator's WWN from the database 2555 * XXX: Need to send this LOGOUT upstream 2556 */ 2557 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2558 break; 2559 case IN_PORT_CHANGED: 2560 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2561 break; 2562 case IN_GLOBAL_LOGO: 2563 isp_del_all_wwn_entries(isp, 0); 2564 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2565 break; 2566 case IN_ABORT_TASK: 2567 { 2568 tstate_t *tptr; 2569 uint16_t nphdl, lun; 2570 uint32_t sid; 2571 uint64_t wwn; 2572 atio_private_data_t *atp; 2573 fcportdb_t *lp; 2574 struct ccb_immediate_notify *inot = NULL; 2575 2576 if (ISP_CAP_SCCFW(isp)) { 2577 lun = inp->in_scclun; 2578 #if __FreeBSD_version < 1000700 2579 lun &= 0x3fff; 2580 #endif 2581 } else { 2582 lun = inp->in_lun; 2583 } 2584 if (ISP_CAP_2KLOGIN(isp)) { 2585 nphdl = ((in_fcentry_e_t *)inp)->in_iid; 2586 } else { 2587 nphdl = inp->in_iid; 2588 } 2589 if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) { 2590 wwn = lp->port_wwn; 2591 sid = lp->portid; 2592 } else { 2593 wwn = INI_ANY; 2594 sid = PORT_ANY; 2595 } 2596 tptr = get_lun_statep(isp, 0, lun); 2597 if (tptr == NULL) { 2598 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2599 if (tptr == NULL) { 2600 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %x, but no tstate", lun); 2601 return; 2602 } 2603 } 2604 atp = isp_find_atpd(isp, tptr, inp->in_seqid); 2605 2606 if (atp) { 2607 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2608 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2609 if (inot) { 2610 tptr->inot_count--; 2611 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2612 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2613 } else { 2614 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n"); 2615 } 2616 } else { 2617 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2618 } 2619 if (inot) { 2620 isp_notify_t tmp, *nt = &tmp; 2621 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2622 nt->nt_hba = isp; 2623 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2624 nt->nt_wwn = wwn; 2625 nt->nt_nphdl = nphdl; 2626 nt->nt_sid = sid; 2627 nt->nt_did = PORT_ANY; 2628 nt->nt_lun = lun; 2629 nt->nt_need_ack = 1; 2630 nt->nt_channel = 0; 2631 nt->nt_ncode = NT_ABORT_TASK; 2632 nt->nt_lreserved = inot; 2633 isp_handle_platform_target_tmf(isp, nt); 2634 needack = 0; 2635 } 2636 rls_lun_statep(isp, tptr); 2637 break; 2638 } 2639 default: 2640 break; 2641 } 2642 if (needack) { 2643 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 2644 } 2645 } 2646 2647 static void 2648 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2649 { 2650 uint16_t nphdl; 2651 uint16_t prli_options = 0; 2652 uint32_t portid; 2653 fcportdb_t *lp; 2654 char *msg = NULL; 2655 uint8_t *ptr = (uint8_t *)inot; 2656 uint64_t wwpn = INI_NONE, wwnn = INI_NONE; 2657 2658 nphdl = inot->in_nphdl; 2659 if (nphdl != NIL_HANDLE) { 2660 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2661 } else { 2662 portid = PORT_ANY; 2663 } 2664 2665 switch (inot->in_status) { 2666 case IN24XX_ELS_RCVD: 2667 { 2668 char buf[16]; 2669 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2670 2671 /* 2672 * Note that we're just getting notification that an ELS was received 2673 * (possibly with some associated information sent upstream). This is 2674 * *not* the same as being given the ELS frame to accept or reject. 2675 */ 2676 switch (inot->in_status_subcode) { 2677 case LOGO: 2678 msg = "LOGO"; 2679 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2680 isp_del_wwn_entry(isp, chan, wwpn, nphdl, portid); 2681 break; 2682 case PRLO: 2683 msg = "PRLO"; 2684 break; 2685 case PLOGI: 2686 msg = "PLOGI"; 2687 wwnn = be64dec(&ptr[IN24XX_PLOGI_WWNN_OFF]); 2688 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2689 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2690 nphdl, portid, prli_options); 2691 break; 2692 case PRLI: 2693 msg = "PRLI"; 2694 prli_options = inot->in_prli_options; 2695 if (inot->in_flags & IN24XX_FLAG_PN_NN_VALID) 2696 wwnn = be64dec(&ptr[IN24XX_PRLI_WWNN_OFF]); 2697 wwpn = be64dec(&ptr[IN24XX_PRLI_WWPN_OFF]); 2698 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2699 nphdl, portid, prli_options); 2700 break; 2701 case PDISC: 2702 msg = "PDISC"; 2703 break; 2704 case ADISC: 2705 msg = "ADISC"; 2706 break; 2707 default: 2708 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2709 msg = buf; 2710 break; 2711 } 2712 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2713 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); 2714 break; 2715 } 2716 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, 2717 inot->in_rxid, inot->in_oxid); 2718 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2719 break; 2720 } 2721 2722 case IN24XX_PORT_LOGOUT: 2723 msg = "PORT LOGOUT"; 2724 if (isp_find_pdb_by_handle(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2725 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2726 } 2727 /* FALLTHROUGH */ 2728 case IN24XX_PORT_CHANGED: 2729 if (msg == NULL) 2730 msg = "PORT CHANGED"; 2731 /* FALLTHROUGH */ 2732 case IN24XX_LIP_RESET: 2733 if (msg == NULL) 2734 msg = "LIP RESET"; 2735 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); 2736 2737 /* 2738 * All subcodes here are irrelevant. What is relevant 2739 * is that we need to terminate all active commands from 2740 * this initiator (known by N-port handle). 2741 */ 2742 /* XXX IMPLEMENT XXX */ 2743 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2744 break; 2745 2746 case IN24XX_SRR_RCVD: 2747 #ifdef ISP_TARGET_MODE 2748 isp_handle_srr_notify(isp, inot); 2749 break; 2750 #else 2751 if (msg == NULL) 2752 msg = "SRR RCVD"; 2753 /* FALLTHROUGH */ 2754 #endif 2755 case IN24XX_LINK_RESET: 2756 if (msg == NULL) 2757 msg = "LINK RESET"; 2758 case IN24XX_LINK_FAILED: 2759 if (msg == NULL) 2760 msg = "LINK FAILED"; 2761 default: 2762 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), msg); 2763 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2764 break; 2765 } 2766 } 2767 2768 static int 2769 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp, uint32_t rsp) 2770 { 2771 2772 if (isp->isp_state != ISP_RUNSTATE) { 2773 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2774 return (0); 2775 } 2776 2777 /* 2778 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2779 */ 2780 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2781 ct7_entry_t local, *cto = &local; 2782 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2783 fcportdb_t *lp; 2784 uint32_t sid; 2785 uint16_t nphdl; 2786 2787 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2788 if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) { 2789 nphdl = lp->handle; 2790 } else { 2791 nphdl = NIL_HANDLE; 2792 } 2793 ISP_MEMZERO(&local, sizeof (local)); 2794 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2795 cto->ct_header.rqs_entry_count = 1; 2796 cto->ct_nphdl = nphdl; 2797 cto->ct_rxid = aep->at_rxid; 2798 cto->ct_vpidx = mp->nt_channel; 2799 cto->ct_iid_lo = sid; 2800 cto->ct_iid_hi = sid >> 16; 2801 cto->ct_oxid = aep->at_hdr.ox_id; 2802 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2803 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2804 if (rsp != 0) { 2805 cto->ct_scsi_status |= (FCP_RSPLEN_VALID << 8); 2806 cto->rsp.m1.ct_resplen = 4; 2807 ISP_MEMZERO(cto->rsp.m1.ct_resp, sizeof (cto->rsp.m1.ct_resp)); 2808 cto->rsp.m1.ct_resp[0] = rsp & 0xff; 2809 cto->rsp.m1.ct_resp[1] = (rsp >> 8) & 0xff; 2810 cto->rsp.m1.ct_resp[2] = (rsp >> 16) & 0xff; 2811 cto->rsp.m1.ct_resp[3] = (rsp >> 24) & 0xff; 2812 } 2813 return (isp_target_put_entry(isp, &local)); 2814 } 2815 2816 /* 2817 * This case is for a responding to an ABTS frame 2818 */ 2819 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2820 2821 /* 2822 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2823 */ 2824 if (mp->nt_need_ack) { 2825 uint8_t storage[QENTRY_LEN]; 2826 ct7_entry_t *cto = (ct7_entry_t *) storage; 2827 abts_t *abts = (abts_t *)mp->nt_lreserved; 2828 2829 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2830 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2831 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2832 cto->ct_header.rqs_entry_count = 1; 2833 cto->ct_nphdl = mp->nt_nphdl; 2834 cto->ct_rxid = abts->abts_rxid_task; 2835 cto->ct_iid_lo = mp->nt_sid; 2836 cto->ct_iid_hi = mp->nt_sid >> 16; 2837 cto->ct_oxid = abts->abts_ox_id; 2838 cto->ct_vpidx = mp->nt_channel; 2839 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2840 if (isp_target_put_entry(isp, cto)) { 2841 return (ENOMEM); 2842 } 2843 mp->nt_need_ack = 0; 2844 } 2845 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2846 return (ENOMEM); 2847 } else { 2848 return (0); 2849 } 2850 } 2851 2852 /* 2853 * Handle logout cases here 2854 */ 2855 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2856 isp_del_all_wwn_entries(isp, mp->nt_channel); 2857 } 2858 2859 if (mp->nt_ncode == NT_LOGOUT) { 2860 if (!IS_2100(isp) && IS_FC(isp)) { 2861 isp_del_wwn_entries(isp, mp); 2862 } 2863 } 2864 2865 /* 2866 * General purpose acknowledgement 2867 */ 2868 if (mp->nt_need_ack) { 2869 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2870 /* 2871 * Don't need to use the guaranteed send because the caller can retry 2872 */ 2873 return (isp_notify_ack(isp, mp->nt_lreserved)); 2874 } 2875 return (0); 2876 } 2877 2878 /* 2879 * Handle task management functions. 2880 * 2881 * We show up here with a notify structure filled out. 2882 * 2883 * The nt_lreserved tag points to the original queue entry 2884 */ 2885 static void 2886 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2887 { 2888 tstate_t *tptr; 2889 fcportdb_t *lp; 2890 struct ccb_immediate_notify *inot; 2891 inot_private_data_t *ntp = NULL; 2892 lun_id_t lun; 2893 2894 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2895 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2896 /* 2897 * NB: This assignment is necessary because of tricky type conversion. 2898 * XXX: This is tricky and I need to check this. If the lun isn't known 2899 * XXX: for the task management function, it does not of necessity follow 2900 * XXX: that it should go up stream to the wildcard listener. 2901 */ 2902 if (notify->nt_lun == LUN_ANY) { 2903 lun = CAM_LUN_WILDCARD; 2904 } else { 2905 lun = notify->nt_lun; 2906 } 2907 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2908 if (tptr == NULL) { 2909 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2910 if (tptr == NULL) { 2911 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2912 goto bad; 2913 } 2914 } 2915 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2916 if (inot == NULL) { 2917 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2918 goto bad; 2919 } 2920 2921 if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 && 2922 isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) { 2923 inot->initiator_id = CAM_TARGET_WILDCARD; 2924 } else { 2925 inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp); 2926 } 2927 inot->seq_id = notify->nt_tagval; 2928 inot->tag_id = notify->nt_tagval >> 32; 2929 2930 switch (notify->nt_ncode) { 2931 case NT_ABORT_TASK: 2932 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2933 inot->arg = MSG_ABORT_TASK; 2934 break; 2935 case NT_ABORT_TASK_SET: 2936 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2937 inot->arg = MSG_ABORT_TASK_SET; 2938 break; 2939 case NT_CLEAR_ACA: 2940 inot->arg = MSG_CLEAR_ACA; 2941 break; 2942 case NT_CLEAR_TASK_SET: 2943 inot->arg = MSG_CLEAR_TASK_SET; 2944 break; 2945 case NT_LUN_RESET: 2946 inot->arg = MSG_LOGICAL_UNIT_RESET; 2947 break; 2948 case NT_TARGET_RESET: 2949 inot->arg = MSG_TARGET_RESET; 2950 break; 2951 case NT_QUERY_TASK_SET: 2952 inot->arg = MSG_QUERY_TASK_SET; 2953 break; 2954 case NT_QUERY_ASYNC_EVENT: 2955 inot->arg = MSG_QUERY_ASYNC_EVENT; 2956 break; 2957 default: 2958 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); 2959 goto bad; 2960 } 2961 2962 ntp = isp_get_ntpd(isp, tptr); 2963 if (ntp == NULL) { 2964 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2965 goto bad; 2966 } 2967 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2968 if (notify->nt_lreserved) { 2969 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2970 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2971 } 2972 ntp->rd.seq_id = notify->nt_tagval; 2973 ntp->rd.tag_id = notify->nt_tagval >> 32; 2974 2975 tptr->inot_count--; 2976 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2977 rls_lun_statep(isp, tptr); 2978 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2979 inot->ccb_h.status = CAM_MESSAGE_RECV; 2980 xpt_done((union ccb *)inot); 2981 return; 2982 bad: 2983 if (tptr) { 2984 rls_lun_statep(isp, tptr); 2985 } 2986 if (notify->nt_need_ack && notify->nt_lreserved) { 2987 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2988 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 2989 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 2990 } 2991 } else { 2992 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 2993 } 2994 } 2995 } 2996 2997 /* 2998 * Find the associated private data and mark it as dead so 2999 * we don't try to work on it any further. 3000 */ 3001 static void 3002 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 3003 { 3004 tstate_t *tptr; 3005 atio_private_data_t *atp; 3006 union ccb *accb = ccb->cab.abort_ccb; 3007 3008 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3009 if (tptr == NULL) { 3010 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 3011 if (tptr == NULL) { 3012 ccb->ccb_h.status = CAM_REQ_INVALID; 3013 return; 3014 } 3015 } 3016 3017 atp = isp_find_atpd(isp, tptr, accb->atio.tag_id); 3018 if (atp == NULL) { 3019 ccb->ccb_h.status = CAM_REQ_INVALID; 3020 } else { 3021 atp->dead = 1; 3022 ccb->ccb_h.status = CAM_REQ_CMP; 3023 } 3024 rls_lun_statep(isp, tptr); 3025 } 3026 3027 static void 3028 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 3029 { 3030 atio_private_data_t *atp; 3031 inot_private_data_t *restart_queue = tptr->restart_queue; 3032 3033 /* 3034 * First, clean any commands pending restart 3035 */ 3036 tptr->restart_queue = NULL; 3037 while (restart_queue) { 3038 uint32_t this_tag_id; 3039 inot_private_data_t *ntp = restart_queue; 3040 3041 restart_queue = ntp->rd.nt.nt_hba; 3042 3043 if (IS_24XX(isp)) { 3044 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3045 } else { 3046 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3047 } 3048 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3049 isp_put_ntpd(isp, tptr, ntp); 3050 } else { 3051 ntp->rd.nt.nt_hba = tptr->restart_queue; 3052 tptr->restart_queue = ntp; 3053 } 3054 } 3055 3056 /* 3057 * Now mark other ones dead as well. 3058 */ 3059 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3060 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3061 atp->dead = 1; 3062 } 3063 } 3064 } 3065 #endif 3066 3067 static void 3068 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3069 { 3070 struct cam_sim *sim; 3071 int bus, tgt; 3072 ispsoftc_t *isp; 3073 3074 sim = (struct cam_sim *)cbarg; 3075 isp = (ispsoftc_t *) cam_sim_softc(sim); 3076 bus = cam_sim_bus(sim); 3077 tgt = xpt_path_target_id(path); 3078 3079 switch (code) { 3080 case AC_LOST_DEVICE: 3081 if (IS_SCSI(isp)) { 3082 uint16_t oflags, nflags; 3083 sdparam *sdp = SDPARAM(isp, bus); 3084 3085 if (tgt >= 0) { 3086 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3087 nflags &= DPARM_SAFE_DFLT; 3088 if (isp->isp_loaded_fw) { 3089 nflags |= DPARM_NARROW | DPARM_ASYNC; 3090 } 3091 oflags = sdp->isp_devparam[tgt].goal_flags; 3092 sdp->isp_devparam[tgt].goal_flags = nflags; 3093 sdp->isp_devparam[tgt].dev_update = 1; 3094 sdp->update = 1; 3095 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3096 sdp->isp_devparam[tgt].goal_flags = oflags; 3097 } 3098 } 3099 break; 3100 default: 3101 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3102 break; 3103 } 3104 } 3105 3106 static void 3107 isp_poll(struct cam_sim *sim) 3108 { 3109 ispsoftc_t *isp = cam_sim_softc(sim); 3110 uint16_t isr, sema, info; 3111 3112 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 3113 isp_intr(isp, isr, sema, info); 3114 } 3115 3116 3117 static void 3118 isp_watchdog(void *arg) 3119 { 3120 struct ccb_scsiio *xs = arg; 3121 ispsoftc_t *isp; 3122 uint32_t ohandle = ISP_HANDLE_FREE, handle; 3123 3124 isp = XS_ISP(xs); 3125 3126 handle = isp_find_handle(isp, xs); 3127 3128 /* 3129 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 3130 */ 3131 if (handle != ISP_HANDLE_FREE) { 3132 uint16_t isr, sema, info; 3133 if (ISP_READ_ISR(isp, &isr, &sema, &info) != 0) 3134 isp_intr(isp, isr, sema, info); 3135 ohandle = handle; 3136 handle = isp_find_handle(isp, xs); 3137 } 3138 if (handle != ISP_HANDLE_FREE) { 3139 /* 3140 * Try and make sure the command is really dead before 3141 * we release the handle (and DMA resources) for reuse. 3142 * 3143 * If we are successful in aborting the command then 3144 * we're done here because we'll get the command returned 3145 * back separately. 3146 */ 3147 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3148 return; 3149 } 3150 3151 /* 3152 * Note that after calling the above, the command may in 3153 * fact have been completed. 3154 */ 3155 xs = isp_find_xs(isp, handle); 3156 3157 /* 3158 * If the command no longer exists, then we won't 3159 * be able to find the xs again with this handle. 3160 */ 3161 if (xs == NULL) { 3162 return; 3163 } 3164 3165 /* 3166 * After this point, the command is really dead. 3167 */ 3168 if (XS_XFRLEN(xs)) { 3169 ISP_DMAFREE(isp, xs, handle); 3170 } 3171 isp_destroy_handle(isp, handle); 3172 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3173 xs->ccb_h.status &= ~CAM_STATUS_MASK; 3174 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 3175 isp_prt_endcmd(isp, xs); 3176 isp_done(xs); 3177 } else { 3178 if (ohandle != ISP_HANDLE_FREE) { 3179 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 3180 } else { 3181 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 3182 } 3183 } 3184 } 3185 3186 static void 3187 isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 3188 { 3189 union ccb *ccb; 3190 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3191 3192 /* 3193 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 3194 */ 3195 ccb = xpt_alloc_ccb_nowait(); 3196 if (ccb == NULL) { 3197 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3198 return; 3199 } 3200 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 3201 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3202 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 3203 xpt_free_ccb(ccb); 3204 return; 3205 } 3206 xpt_rescan(ccb); 3207 } 3208 3209 static void 3210 isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 3211 { 3212 struct cam_path *tp; 3213 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3214 3215 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 3216 xpt_async(AC_LOST_DEVICE, tp, NULL); 3217 xpt_free_path(tp); 3218 } 3219 } 3220 3221 /* 3222 * Gone Device Timer Function- when we have decided that a device has gone 3223 * away, we wait a specific period of time prior to telling the OS it has 3224 * gone away. 3225 * 3226 * This timer function fires once a second and then scans the port database 3227 * for devices that are marked dead but still have a virtual target assigned. 3228 * We decrement a counter for that port database entry, and when it hits zero, 3229 * we tell the OS the device has gone away. 3230 */ 3231 static void 3232 isp_gdt(void *arg) 3233 { 3234 struct isp_fc *fc = arg; 3235 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 3236 } 3237 3238 static void 3239 isp_gdt_task(void *arg, int pending) 3240 { 3241 struct isp_fc *fc = arg; 3242 ispsoftc_t *isp = fc->isp; 3243 int chan = fc - isp->isp_osinfo.pc.fc; 3244 fcportdb_t *lp; 3245 struct ac_contract ac; 3246 struct ac_device_changed *adc; 3247 int dbidx, more_to_do = 0; 3248 3249 ISP_LOCK(isp); 3250 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 3251 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3252 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3253 3254 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 3255 continue; 3256 } 3257 if (lp->gone_timer != 0) { 3258 lp->gone_timer -= 1; 3259 more_to_do++; 3260 continue; 3261 } 3262 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout"); 3263 if (lp->is_target) { 3264 lp->is_target = 0; 3265 isp_make_gone(isp, lp, chan, dbidx); 3266 } 3267 if (lp->is_initiator) { 3268 lp->is_initiator = 0; 3269 ac.contract_number = AC_CONTRACT_DEV_CHG; 3270 adc = (struct ac_device_changed *) ac.contract_data; 3271 adc->wwpn = lp->port_wwn; 3272 adc->port = lp->portid; 3273 adc->target = dbidx; 3274 adc->arrived = 0; 3275 xpt_async(AC_CONTRACT, fc->path, &ac); 3276 } 3277 lp->state = FC_PORTDB_STATE_NIL; 3278 } 3279 if (fc->ready) { 3280 if (more_to_do) { 3281 callout_reset(&fc->gdt, hz, isp_gdt, fc); 3282 } else { 3283 callout_deactivate(&fc->gdt); 3284 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 3285 } 3286 } 3287 ISP_UNLOCK(isp); 3288 } 3289 3290 /* 3291 * When loop goes down we remember the time and freeze CAM command queue. 3292 * During some time period we are trying to reprobe the loop. But if we 3293 * fail, we tell the OS that devices have gone away and drop the freeze. 3294 * 3295 * We don't clear the devices out of our port database because, when loop 3296 * come back up, we have to do some actual cleanup with the chip at that 3297 * point (implicit PLOGO, e.g., to get the chip's port database state right). 3298 */ 3299 static void 3300 isp_loop_changed(ispsoftc_t *isp, int chan) 3301 { 3302 fcparam *fcp = FCPARAM(isp, chan); 3303 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3304 3305 if (fc->loop_down_time) 3306 return; 3307 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan); 3308 if (fcp->role & ISP_ROLE_INITIATOR) 3309 isp_freeze_loopdown(isp, chan); 3310 fc->loop_dead = 0; 3311 fc->loop_down_time = time_uptime; 3312 wakeup(fc); 3313 } 3314 3315 static void 3316 isp_loop_up(ispsoftc_t *isp, int chan) 3317 { 3318 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3319 3320 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan); 3321 fc->loop_seen_once = 1; 3322 fc->loop_dead = 0; 3323 fc->loop_down_time = 0; 3324 isp_unfreeze_loopdown(isp, chan); 3325 } 3326 3327 static void 3328 isp_loop_dead(ispsoftc_t *isp, int chan) 3329 { 3330 fcparam *fcp = FCPARAM(isp, chan); 3331 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3332 fcportdb_t *lp; 3333 struct ac_contract ac; 3334 struct ac_device_changed *adc; 3335 int dbidx, i; 3336 3337 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan); 3338 3339 /* 3340 * Notify to the OS all targets who we now consider have departed. 3341 */ 3342 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3343 lp = &fcp->portdb[dbidx]; 3344 3345 if (lp->state == FC_PORTDB_STATE_NIL) 3346 continue; 3347 3348 /* 3349 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 3350 */ 3351 for (i = 0; i < isp->isp_maxcmds; i++) { 3352 struct ccb_scsiio *xs; 3353 3354 if (ISP_H2HT(isp->isp_xflist[i].handle) != ISP_HANDLE_INITIATOR) { 3355 continue; 3356 } 3357 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 3358 continue; 3359 } 3360 if (dbidx != XS_TGT(xs)) { 3361 continue; 3362 } 3363 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout", 3364 isp->isp_xflist[i].handle, chan, XS_TGT(xs), 3365 (uintmax_t)XS_LUN(xs)); 3366 } 3367 3368 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout"); 3369 if (lp->is_target) { 3370 lp->is_target = 0; 3371 isp_make_gone(isp, lp, chan, dbidx); 3372 } 3373 if (lp->is_initiator) { 3374 lp->is_initiator = 0; 3375 ac.contract_number = AC_CONTRACT_DEV_CHG; 3376 adc = (struct ac_device_changed *) ac.contract_data; 3377 adc->wwpn = lp->port_wwn; 3378 adc->port = lp->portid; 3379 adc->target = dbidx; 3380 adc->arrived = 0; 3381 xpt_async(AC_CONTRACT, fc->path, &ac); 3382 } 3383 } 3384 3385 isp_unfreeze_loopdown(isp, chan); 3386 fc->loop_dead = 1; 3387 fc->loop_down_time = 0; 3388 } 3389 3390 static void 3391 isp_kthread(void *arg) 3392 { 3393 struct isp_fc *fc = arg; 3394 ispsoftc_t *isp = fc->isp; 3395 int chan = fc - isp->isp_osinfo.pc.fc; 3396 int slp = 0, d; 3397 int lb, lim; 3398 3399 mtx_lock(&isp->isp_osinfo.lock); 3400 3401 while (isp->isp_osinfo.is_exiting == 0) { 3402 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3403 "Chan %d Checking FC state", chan); 3404 lb = isp_fc_runstate(isp, chan, 250000); 3405 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3406 "Chan %d FC got to %s state", chan, 3407 isp_fc_loop_statename(lb)); 3408 3409 /* 3410 * Our action is different based upon whether we're supporting 3411 * Initiator mode or not. If we are, we might freeze the simq 3412 * when loop is down and set all sorts of different delays to 3413 * check again. 3414 * 3415 * If not, we simply just wait for loop to come up. 3416 */ 3417 if (lb == LOOP_READY || lb < 0) { 3418 slp = 0; 3419 } else { 3420 /* 3421 * If we've never seen loop up and we've waited longer 3422 * than quickboot time, or we've seen loop up but we've 3423 * waited longer than loop_down_limit, give up and go 3424 * to sleep until loop comes up. 3425 */ 3426 if (fc->loop_seen_once == 0) 3427 lim = isp_quickboot_time; 3428 else 3429 lim = fc->loop_down_limit; 3430 d = time_uptime - fc->loop_down_time; 3431 if (d >= lim) 3432 slp = 0; 3433 else if (d < 10) 3434 slp = 1; 3435 else if (d < 30) 3436 slp = 5; 3437 else if (d < 60) 3438 slp = 10; 3439 else if (d < 120) 3440 slp = 20; 3441 else 3442 slp = 30; 3443 } 3444 3445 if (slp == 0) { 3446 if (lb == LOOP_READY) 3447 isp_loop_up(isp, chan); 3448 else 3449 isp_loop_dead(isp, chan); 3450 } 3451 3452 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3453 "Chan %d sleep for %d seconds", chan, slp); 3454 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 3455 } 3456 fc->num_threads -= 1; 3457 mtx_unlock(&isp->isp_osinfo.lock); 3458 kthread_exit(); 3459 } 3460 3461 static void 3462 isp_action(struct cam_sim *sim, union ccb *ccb) 3463 { 3464 int bus, tgt, ts, error; 3465 ispsoftc_t *isp; 3466 struct ccb_trans_settings *cts; 3467 3468 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 3469 3470 isp = (ispsoftc_t *)cam_sim_softc(sim); 3471 mtx_assert(&isp->isp_lock, MA_OWNED); 3472 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 3473 ISP_PCMD(ccb) = NULL; 3474 3475 switch (ccb->ccb_h.func_code) { 3476 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3477 bus = XS_CHANNEL(ccb); 3478 /* 3479 * Do a couple of preliminary checks... 3480 */ 3481 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3482 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3483 ccb->ccb_h.status = CAM_REQ_INVALID; 3484 isp_done((struct ccb_scsiio *) ccb); 3485 break; 3486 } 3487 } 3488 ccb->csio.req_map = NULL; 3489 #ifdef DIAGNOSTIC 3490 if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) { 3491 xpt_print(ccb->ccb_h.path, "invalid target\n"); 3492 ccb->ccb_h.status = CAM_PATH_INVALID; 3493 } else if (ISP_MAX_LUNS(isp) > 0 && 3494 ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) { 3495 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 3496 ccb->ccb_h.status = CAM_PATH_INVALID; 3497 } 3498 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 3499 xpt_done(ccb); 3500 break; 3501 } 3502 #endif 3503 ccb->csio.scsi_status = SCSI_STATUS_OK; 3504 if (isp_get_pcmd(isp, ccb)) { 3505 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 3506 cam_freeze_devq(ccb->ccb_h.path); 3507 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 3508 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3509 xpt_done(ccb); 3510 break; 3511 } 3512 error = isp_start((XS_T *) ccb); 3513 switch (error) { 3514 case CMD_QUEUED: 3515 ccb->ccb_h.status |= CAM_SIM_QUEUED; 3516 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 3517 break; 3518 } 3519 ts = ccb->ccb_h.timeout; 3520 if (ts == CAM_TIME_DEFAULT) { 3521 ts = 60*1000; 3522 } 3523 ts = isp_mstohz(ts); 3524 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 3525 break; 3526 case CMD_RQLATER: 3527 /* 3528 * We get this result if the loop isn't ready 3529 * or if the device in question has gone zombie. 3530 */ 3531 if (ISP_FC_PC(isp, bus)->loop_dead) { 3532 isp_prt(isp, ISP_LOGDEBUG0, 3533 "%d.%jx loop is dead", 3534 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3535 ccb->ccb_h.status = CAM_SEL_TIMEOUT; 3536 isp_done((struct ccb_scsiio *) ccb); 3537 break; 3538 } 3539 isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later", 3540 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3541 cam_freeze_devq(ccb->ccb_h.path); 3542 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3543 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3544 isp_free_pcmd(isp, ccb); 3545 xpt_done(ccb); 3546 break; 3547 case CMD_EAGAIN: 3548 isp_free_pcmd(isp, ccb); 3549 cam_freeze_devq(ccb->ccb_h.path); 3550 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 3551 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3552 xpt_done(ccb); 3553 break; 3554 case CMD_COMPLETE: 3555 isp_done((struct ccb_scsiio *) ccb); 3556 break; 3557 default: 3558 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 3559 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3560 isp_free_pcmd(isp, ccb); 3561 xpt_done(ccb); 3562 } 3563 break; 3564 3565 #ifdef ISP_TARGET_MODE 3566 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 3567 if (ccb->cel.enable) { 3568 isp_enable_lun(isp, ccb); 3569 } else { 3570 isp_disable_lun(isp, ccb); 3571 } 3572 break; 3573 case XPT_IMMED_NOTIFY: 3574 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 3575 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3576 { 3577 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 3578 if (tptr == NULL) { 3579 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 3580 } 3581 if (tptr == NULL) { 3582 const char *str; 3583 uint32_t tag; 3584 3585 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3586 str = "XPT_IMMEDIATE_NOTIFY"; 3587 tag = ccb->cin1.seq_id; 3588 } else { 3589 tag = ccb->atio.tag_id; 3590 str = "XPT_ACCEPT_TARGET_IO"; 3591 } 3592 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 3593 dump_tstates(isp, XS_CHANNEL(ccb)); 3594 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3595 break; 3596 } 3597 ccb->ccb_h.spriv_field0 = 0; 3598 ccb->ccb_h.spriv_ptr1 = isp; 3599 3600 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3601 if (ccb->atio.tag_id) { 3602 atio_private_data_t *atp = isp_find_atpd(isp, tptr, ccb->atio.tag_id); 3603 if (atp) { 3604 isp_put_atpd(isp, tptr, atp); 3605 } 3606 } 3607 tptr->atio_count++; 3608 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 3609 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 3610 ccb->atio.tag_id, tptr->atio_count); 3611 ccb->atio.tag_id = 0; 3612 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3613 if (ccb->cin1.tag_id) { 3614 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 3615 if (ntp) { 3616 isp_put_ntpd(isp, tptr, ntp); 3617 } 3618 } 3619 tptr->inot_count++; 3620 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3621 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 3622 ccb->cin1.seq_id, tptr->inot_count); 3623 ccb->cin1.seq_id = 0; 3624 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 3625 tptr->inot_count++; 3626 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3627 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 3628 ccb->cin1.seq_id, tptr->inot_count); 3629 ccb->cin1.seq_id = 0; 3630 } 3631 rls_lun_statep(isp, tptr); 3632 ccb->ccb_h.status = CAM_REQ_INPROG; 3633 break; 3634 } 3635 case XPT_NOTIFY_ACK: 3636 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3637 break; 3638 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 3639 { 3640 tstate_t *tptr; 3641 inot_private_data_t *ntp; 3642 3643 /* 3644 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 3645 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 3646 */ 3647 /* 3648 * All the relevant path information is in the associated immediate notify 3649 */ 3650 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); 3651 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 3652 if (ntp == NULL) { 3653 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__, 3654 ccb->cna2.tag_id, ccb->cna2.seq_id); 3655 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3656 xpt_done(ccb); 3657 break; 3658 } 3659 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt, 3660 (ccb->ccb_h.flags & CAM_SEND_STATUS) ? ccb->cna2.arg : 0)) { 3661 rls_lun_statep(isp, tptr); 3662 cam_freeze_devq(ccb->ccb_h.path); 3663 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3664 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 3665 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 3666 break; 3667 } 3668 isp_put_ntpd(isp, tptr, ntp); 3669 rls_lun_statep(isp, tptr); 3670 ccb->ccb_h.status = CAM_REQ_CMP; 3671 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); 3672 xpt_done(ccb); 3673 break; 3674 } 3675 case XPT_CONT_TARGET_IO: 3676 isp_target_start_ctio(isp, ccb, FROM_CAM); 3677 break; 3678 #endif 3679 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 3680 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 3681 tgt = ccb->ccb_h.target_id; 3682 tgt |= (bus << 16); 3683 3684 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 3685 if (error) { 3686 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3687 } else { 3688 /* 3689 * If we have a FC device, reset the Command 3690 * Reference Number, because the target will expect 3691 * that we re-start the CRN at 1 after a reset. 3692 */ 3693 if (IS_FC(isp)) 3694 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 3695 3696 ccb->ccb_h.status = CAM_REQ_CMP; 3697 } 3698 xpt_done(ccb); 3699 break; 3700 case XPT_ABORT: /* Abort the specified CCB */ 3701 { 3702 union ccb *accb = ccb->cab.abort_ccb; 3703 switch (accb->ccb_h.func_code) { 3704 #ifdef ISP_TARGET_MODE 3705 case XPT_ACCEPT_TARGET_IO: 3706 isp_target_mark_aborted(isp, ccb); 3707 break; 3708 #endif 3709 case XPT_SCSI_IO: 3710 error = isp_control(isp, ISPCTL_ABORT_CMD, accb); 3711 if (error) { 3712 ccb->ccb_h.status = CAM_UA_ABORT; 3713 } else { 3714 ccb->ccb_h.status = CAM_REQ_CMP; 3715 } 3716 break; 3717 default: 3718 ccb->ccb_h.status = CAM_REQ_INVALID; 3719 break; 3720 } 3721 /* 3722 * This is not a queued CCB, so the caller expects it to be 3723 * complete when control is returned. 3724 */ 3725 break; 3726 } 3727 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 3728 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3729 cts = &ccb->cts; 3730 if (!IS_CURRENT_SETTINGS(cts)) { 3731 ccb->ccb_h.status = CAM_REQ_INVALID; 3732 xpt_done(ccb); 3733 break; 3734 } 3735 tgt = cts->ccb_h.target_id; 3736 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3737 if (IS_SCSI(isp)) { 3738 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3739 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3740 sdparam *sdp = SDPARAM(isp, bus); 3741 uint16_t *dptr; 3742 3743 if (spi->valid == 0 && scsi->valid == 0) { 3744 ccb->ccb_h.status = CAM_REQ_CMP; 3745 xpt_done(ccb); 3746 break; 3747 } 3748 3749 /* 3750 * We always update (internally) from goal_flags 3751 * so any request to change settings just gets 3752 * vectored to that location. 3753 */ 3754 dptr = &sdp->isp_devparam[tgt].goal_flags; 3755 3756 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3757 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 3758 *dptr |= DPARM_DISC; 3759 else 3760 *dptr &= ~DPARM_DISC; 3761 } 3762 3763 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3764 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 3765 *dptr |= DPARM_TQING; 3766 else 3767 *dptr &= ~DPARM_TQING; 3768 } 3769 3770 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3771 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 3772 *dptr |= DPARM_WIDE; 3773 else 3774 *dptr &= ~DPARM_WIDE; 3775 } 3776 3777 /* 3778 * XXX: FIX ME 3779 */ 3780 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 3781 *dptr |= DPARM_SYNC; 3782 /* 3783 * XXX: CHECK FOR LEGALITY 3784 */ 3785 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 3786 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 3787 } else { 3788 *dptr &= ~DPARM_SYNC; 3789 } 3790 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, 3791 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 3792 sdp->isp_devparam[tgt].dev_update = 1; 3793 sdp->update = 1; 3794 } 3795 ccb->ccb_h.status = CAM_REQ_CMP; 3796 xpt_done(ccb); 3797 break; 3798 case XPT_GET_TRAN_SETTINGS: 3799 cts = &ccb->cts; 3800 tgt = cts->ccb_h.target_id; 3801 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3802 if (IS_FC(isp)) { 3803 fcparam *fcp = FCPARAM(isp, bus); 3804 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3805 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 3806 3807 cts->protocol = PROTO_SCSI; 3808 cts->protocol_version = SCSI_REV_2; 3809 cts->transport = XPORT_FC; 3810 cts->transport_version = 0; 3811 3812 scsi->valid = CTS_SCSI_VALID_TQ; 3813 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3814 fc->valid = CTS_FC_VALID_SPEED; 3815 fc->bitrate = 100000; 3816 fc->bitrate *= fcp->isp_gbspeed; 3817 if (tgt < MAX_FC_TARG) { 3818 fcportdb_t *lp = &fcp->portdb[tgt]; 3819 fc->wwnn = lp->node_wwn; 3820 fc->wwpn = lp->port_wwn; 3821 fc->port = lp->portid; 3822 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 3823 } 3824 } else { 3825 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3826 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3827 sdparam *sdp = SDPARAM(isp, bus); 3828 uint16_t dval, pval, oval; 3829 3830 if (IS_CURRENT_SETTINGS(cts)) { 3831 sdp->isp_devparam[tgt].dev_refresh = 1; 3832 sdp->update = 1; 3833 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3834 dval = sdp->isp_devparam[tgt].actv_flags; 3835 oval = sdp->isp_devparam[tgt].actv_offset; 3836 pval = sdp->isp_devparam[tgt].actv_period; 3837 } else { 3838 dval = sdp->isp_devparam[tgt].nvrm_flags; 3839 oval = sdp->isp_devparam[tgt].nvrm_offset; 3840 pval = sdp->isp_devparam[tgt].nvrm_period; 3841 } 3842 3843 cts->protocol = PROTO_SCSI; 3844 cts->protocol_version = SCSI_REV_2; 3845 cts->transport = XPORT_SPI; 3846 cts->transport_version = 2; 3847 3848 spi->valid = 0; 3849 scsi->valid = 0; 3850 spi->flags = 0; 3851 scsi->flags = 0; 3852 if (dval & DPARM_DISC) { 3853 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3854 } 3855 if ((dval & DPARM_SYNC) && oval && pval) { 3856 spi->sync_offset = oval; 3857 spi->sync_period = pval; 3858 } else { 3859 spi->sync_offset = 0; 3860 spi->sync_period = 0; 3861 } 3862 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3863 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3864 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3865 if (dval & DPARM_WIDE) { 3866 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3867 } else { 3868 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3869 } 3870 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3871 scsi->valid = CTS_SCSI_VALID_TQ; 3872 if (dval & DPARM_TQING) { 3873 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3874 } 3875 spi->valid |= CTS_SPI_VALID_DISC; 3876 } 3877 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 3878 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 3879 } 3880 ccb->ccb_h.status = CAM_REQ_CMP; 3881 xpt_done(ccb); 3882 break; 3883 3884 case XPT_CALC_GEOMETRY: 3885 cam_calc_geometry(&ccb->ccg, 1); 3886 xpt_done(ccb); 3887 break; 3888 3889 case XPT_RESET_BUS: /* Reset the specified bus */ 3890 bus = cam_sim_bus(sim); 3891 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 3892 if (error) { 3893 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3894 xpt_done(ccb); 3895 break; 3896 } 3897 if (bootverbose) { 3898 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 3899 } 3900 if (IS_FC(isp)) { 3901 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 3902 } else { 3903 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 3904 } 3905 ccb->ccb_h.status = CAM_REQ_CMP; 3906 xpt_done(ccb); 3907 break; 3908 3909 case XPT_TERM_IO: /* Terminate the I/O process */ 3910 ccb->ccb_h.status = CAM_REQ_INVALID; 3911 xpt_done(ccb); 3912 break; 3913 3914 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 3915 { 3916 struct ccb_sim_knob *kp = &ccb->knob; 3917 fcparam *fcp; 3918 3919 if (!IS_FC(isp)) { 3920 ccb->ccb_h.status = CAM_REQ_INVALID; 3921 xpt_done(ccb); 3922 break; 3923 } 3924 3925 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3926 fcp = FCPARAM(isp, bus); 3927 3928 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 3929 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 3930 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 3931 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 3932 } 3933 ccb->ccb_h.status = CAM_REQ_CMP; 3934 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 3935 int rchange = 0; 3936 int newrole = 0; 3937 3938 switch (kp->xport_specific.fc.role) { 3939 case KNOB_ROLE_NONE: 3940 if (fcp->role != ISP_ROLE_NONE) { 3941 rchange = 1; 3942 newrole = ISP_ROLE_NONE; 3943 } 3944 break; 3945 case KNOB_ROLE_TARGET: 3946 if (fcp->role != ISP_ROLE_TARGET) { 3947 rchange = 1; 3948 newrole = ISP_ROLE_TARGET; 3949 } 3950 break; 3951 case KNOB_ROLE_INITIATOR: 3952 if (fcp->role != ISP_ROLE_INITIATOR) { 3953 rchange = 1; 3954 newrole = ISP_ROLE_INITIATOR; 3955 } 3956 break; 3957 case KNOB_ROLE_BOTH: 3958 if (fcp->role != ISP_ROLE_BOTH) { 3959 rchange = 1; 3960 newrole = ISP_ROLE_BOTH; 3961 } 3962 break; 3963 } 3964 if (rchange) { 3965 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 3966 if (isp_control(isp, ISPCTL_CHANGE_ROLE, 3967 bus, newrole) != 0) { 3968 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3969 xpt_done(ccb); 3970 break; 3971 } 3972 } 3973 } 3974 xpt_done(ccb); 3975 break; 3976 } 3977 case XPT_GET_SIM_KNOB_OLD: /* Get SIM knobs -- compat value */ 3978 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 3979 { 3980 struct ccb_sim_knob *kp = &ccb->knob; 3981 3982 if (IS_FC(isp)) { 3983 fcparam *fcp; 3984 3985 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3986 fcp = FCPARAM(isp, bus); 3987 3988 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 3989 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 3990 switch (fcp->role) { 3991 case ISP_ROLE_NONE: 3992 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 3993 break; 3994 case ISP_ROLE_TARGET: 3995 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 3996 break; 3997 case ISP_ROLE_INITIATOR: 3998 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 3999 break; 4000 case ISP_ROLE_BOTH: 4001 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 4002 break; 4003 } 4004 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 4005 ccb->ccb_h.status = CAM_REQ_CMP; 4006 } else { 4007 ccb->ccb_h.status = CAM_REQ_INVALID; 4008 } 4009 xpt_done(ccb); 4010 break; 4011 } 4012 case XPT_PATH_INQ: /* Path routing inquiry */ 4013 { 4014 struct ccb_pathinq *cpi = &ccb->cpi; 4015 4016 cpi->version_num = 1; 4017 #ifdef ISP_TARGET_MODE 4018 if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp)) 4019 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 4020 else 4021 #endif 4022 cpi->target_sprt = 0; 4023 cpi->hba_eng_cnt = 0; 4024 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 4025 cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ? 4026 255 : ISP_MAX_LUNS(isp) - 1; 4027 cpi->bus_id = cam_sim_bus(sim); 4028 if (isp->isp_osinfo.sixtyfourbit) 4029 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 4030 else 4031 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 4032 4033 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4034 if (IS_FC(isp)) { 4035 fcparam *fcp = FCPARAM(isp, bus); 4036 4037 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 4038 #if __FreeBSD_version >= 1000700 4039 cpi->hba_misc |= PIM_EXTLUNS; 4040 #endif 4041 #if __FreeBSD_version >= 1000039 4042 cpi->hba_misc |= PIM_NOSCAN; 4043 #endif 4044 4045 /* 4046 * Because our loop ID can shift from time to time, 4047 * make our initiator ID out of range of our bus. 4048 */ 4049 cpi->initiator_id = cpi->max_target + 1; 4050 4051 /* 4052 * Set base transfer capabilities for Fibre Channel, for this HBA. 4053 */ 4054 if (IS_25XX(isp)) { 4055 cpi->base_transfer_speed = 8000000; 4056 } else if (IS_24XX(isp)) { 4057 cpi->base_transfer_speed = 4000000; 4058 } else if (IS_23XX(isp)) { 4059 cpi->base_transfer_speed = 2000000; 4060 } else { 4061 cpi->base_transfer_speed = 1000000; 4062 } 4063 cpi->hba_inquiry = PI_TAG_ABLE; 4064 cpi->transport = XPORT_FC; 4065 cpi->transport_version = 0; 4066 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4067 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4068 cpi->xport_specific.fc.port = fcp->isp_portid; 4069 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4070 } else { 4071 sdparam *sdp = SDPARAM(isp, bus); 4072 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4073 cpi->hba_misc = PIM_UNMAPPED; 4074 cpi->initiator_id = sdp->isp_initiator_id; 4075 cpi->base_transfer_speed = 3300; 4076 cpi->transport = XPORT_SPI; 4077 cpi->transport_version = 2; 4078 } 4079 cpi->protocol = PROTO_SCSI; 4080 cpi->protocol_version = SCSI_REV_2; 4081 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4082 strlcpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4083 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4084 cpi->unit_number = cam_sim_unit(sim); 4085 cpi->ccb_h.status = CAM_REQ_CMP; 4086 xpt_done(ccb); 4087 break; 4088 } 4089 default: 4090 ccb->ccb_h.status = CAM_REQ_INVALID; 4091 xpt_done(ccb); 4092 break; 4093 } 4094 } 4095 4096 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4097 4098 void 4099 isp_done(XS_T *sccb) 4100 { 4101 ispsoftc_t *isp = XS_ISP(sccb); 4102 uint32_t status; 4103 4104 if (XS_NOERR(sccb)) 4105 XS_SETERR(sccb, CAM_REQ_CMP); 4106 4107 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4108 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4109 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4110 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4111 } else { 4112 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4113 } 4114 } 4115 4116 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4117 status = sccb->ccb_h.status & CAM_STATUS_MASK; 4118 if (status != CAM_REQ_CMP) { 4119 if (status != CAM_SEL_TIMEOUT) 4120 isp_prt(isp, ISP_LOGDEBUG0, 4121 "target %d lun %jx CAM status 0x%x SCSI status 0x%x", 4122 XS_TGT(sccb), (uintmax_t)XS_LUN(sccb), 4123 sccb->ccb_h.status, sccb->scsi_status); 4124 else if ((IS_FC(isp)) 4125 && (XS_TGT(sccb) < MAX_FC_TARG)) { 4126 fcparam *fcp; 4127 4128 fcp = FCPARAM(isp, XS_CHANNEL(sccb)); 4129 fcp->portdb[XS_TGT(sccb)].is_target = 0; 4130 } 4131 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4132 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4133 xpt_freeze_devq(sccb->ccb_h.path, 1); 4134 } 4135 } 4136 4137 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4138 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4139 } 4140 4141 if (ISP_PCMD(sccb)) { 4142 if (callout_active(&PISP_PCMD(sccb)->wdog)) 4143 callout_stop(&PISP_PCMD(sccb)->wdog); 4144 isp_free_pcmd(isp, (union ccb *) sccb); 4145 } 4146 xpt_done((union ccb *) sccb); 4147 } 4148 4149 void 4150 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4151 { 4152 int bus; 4153 static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s"; 4154 char buf[64]; 4155 char *msg = NULL; 4156 target_id_t tgt; 4157 fcportdb_t *lp; 4158 struct isp_fc *fc; 4159 struct cam_path *tmppath; 4160 struct ac_contract ac; 4161 struct ac_device_changed *adc; 4162 va_list ap; 4163 4164 switch (cmd) { 4165 case ISPASYNC_NEW_TGT_PARAMS: 4166 { 4167 struct ccb_trans_settings_scsi *scsi; 4168 struct ccb_trans_settings_spi *spi; 4169 int flags, tgt; 4170 sdparam *sdp; 4171 struct ccb_trans_settings cts; 4172 4173 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4174 4175 va_start(ap, cmd); 4176 bus = va_arg(ap, int); 4177 tgt = va_arg(ap, int); 4178 va_end(ap); 4179 sdp = SDPARAM(isp, bus); 4180 4181 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4182 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4183 break; 4184 } 4185 flags = sdp->isp_devparam[tgt].actv_flags; 4186 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4187 cts.protocol = PROTO_SCSI; 4188 cts.transport = XPORT_SPI; 4189 4190 scsi = &cts.proto_specific.scsi; 4191 spi = &cts.xport_specific.spi; 4192 4193 if (flags & DPARM_TQING) { 4194 scsi->valid |= CTS_SCSI_VALID_TQ; 4195 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4196 } 4197 4198 if (flags & DPARM_DISC) { 4199 spi->valid |= CTS_SPI_VALID_DISC; 4200 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4201 } 4202 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 4203 if (flags & DPARM_WIDE) { 4204 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4205 } else { 4206 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4207 } 4208 if (flags & DPARM_SYNC) { 4209 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4210 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4211 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 4212 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 4213 } 4214 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); 4215 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 4216 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 4217 xpt_free_path(tmppath); 4218 break; 4219 } 4220 case ISPASYNC_BUS_RESET: 4221 { 4222 va_start(ap, cmd); 4223 bus = va_arg(ap, int); 4224 va_end(ap); 4225 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 4226 if (IS_FC(isp)) { 4227 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 4228 } else { 4229 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 4230 } 4231 break; 4232 } 4233 case ISPASYNC_LIP: 4234 if (msg == NULL) 4235 msg = "LIP Received"; 4236 /* FALLTHROUGH */ 4237 case ISPASYNC_LOOP_RESET: 4238 if (msg == NULL) 4239 msg = "LOOP Reset"; 4240 /* FALLTHROUGH */ 4241 case ISPASYNC_LOOP_DOWN: 4242 if (msg == NULL) 4243 msg = "LOOP Down"; 4244 va_start(ap, cmd); 4245 bus = va_arg(ap, int); 4246 va_end(ap); 4247 isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0); 4248 isp_loop_changed(isp, bus); 4249 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4250 break; 4251 case ISPASYNC_LOOP_UP: 4252 va_start(ap, cmd); 4253 bus = va_arg(ap, int); 4254 va_end(ap); 4255 isp_loop_changed(isp, bus); 4256 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 4257 break; 4258 case ISPASYNC_DEV_ARRIVED: 4259 va_start(ap, cmd); 4260 bus = va_arg(ap, int); 4261 lp = va_arg(ap, fcportdb_t *); 4262 va_end(ap); 4263 fc = ISP_FC_PC(isp, bus); 4264 tgt = FC_PORTDB_TGT(isp, bus, lp); 4265 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4266 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived"); 4267 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4268 (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 4269 lp->is_target = 1; 4270 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4271 isp_make_here(isp, lp, bus, tgt); 4272 } 4273 if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4274 (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) { 4275 lp->is_initiator = 1; 4276 ac.contract_number = AC_CONTRACT_DEV_CHG; 4277 adc = (struct ac_device_changed *) ac.contract_data; 4278 adc->wwpn = lp->port_wwn; 4279 adc->port = lp->portid; 4280 adc->target = tgt; 4281 adc->arrived = 1; 4282 xpt_async(AC_CONTRACT, fc->path, &ac); 4283 } 4284 break; 4285 case ISPASYNC_DEV_CHANGED: 4286 va_start(ap, cmd); 4287 bus = va_arg(ap, int); 4288 lp = va_arg(ap, fcportdb_t *); 4289 va_end(ap); 4290 fc = ISP_FC_PC(isp, bus); 4291 tgt = FC_PORTDB_TGT(isp, bus, lp); 4292 isp_gen_role_str(buf, sizeof (buf), lp->new_prli_word3); 4293 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->new_portid, lp->handle, buf, "changed"); 4294 changed: 4295 if (lp->is_target != 4296 ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4297 (lp->new_prli_word3 & PRLI_WD3_TARGET_FUNCTION))) { 4298 lp->is_target = !lp->is_target; 4299 if (lp->is_target) { 4300 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4301 isp_make_here(isp, lp, bus, tgt); 4302 } else { 4303 isp_make_gone(isp, lp, bus, tgt); 4304 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4305 } 4306 } 4307 if (lp->is_initiator != 4308 ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4309 (lp->new_prli_word3 & PRLI_WD3_INITIATOR_FUNCTION))) { 4310 lp->is_initiator = !lp->is_initiator; 4311 ac.contract_number = AC_CONTRACT_DEV_CHG; 4312 adc = (struct ac_device_changed *) ac.contract_data; 4313 adc->wwpn = lp->port_wwn; 4314 adc->port = lp->portid; 4315 adc->target = tgt; 4316 adc->arrived = lp->is_initiator; 4317 xpt_async(AC_CONTRACT, fc->path, &ac); 4318 } 4319 break; 4320 case ISPASYNC_DEV_STAYED: 4321 va_start(ap, cmd); 4322 bus = va_arg(ap, int); 4323 lp = va_arg(ap, fcportdb_t *); 4324 va_end(ap); 4325 fc = ISP_FC_PC(isp, bus); 4326 tgt = FC_PORTDB_TGT(isp, bus, lp); 4327 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4328 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "stayed"); 4329 goto changed; 4330 case ISPASYNC_DEV_GONE: 4331 va_start(ap, cmd); 4332 bus = va_arg(ap, int); 4333 lp = va_arg(ap, fcportdb_t *); 4334 va_end(ap); 4335 fc = ISP_FC_PC(isp, bus); 4336 tgt = FC_PORTDB_TGT(isp, bus, lp); 4337 /* 4338 * If this has a virtual target or initiator set the isp_gdt 4339 * timer running on it to delay its departure. 4340 */ 4341 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4342 if (lp->is_target || lp->is_initiator) { 4343 lp->state = FC_PORTDB_STATE_ZOMBIE; 4344 lp->gone_timer = fc->gone_device_time; 4345 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone zombie"); 4346 if (fc->ready && !callout_active(&fc->gdt)) { 4347 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); 4348 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4349 } 4350 break; 4351 } 4352 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone"); 4353 break; 4354 case ISPASYNC_CHANGE_NOTIFY: 4355 { 4356 char *msg; 4357 int evt, nphdl, nlstate, portid, reason; 4358 4359 va_start(ap, cmd); 4360 bus = va_arg(ap, int); 4361 evt = va_arg(ap, int); 4362 if (evt == ISPASYNC_CHANGE_PDB) { 4363 nphdl = va_arg(ap, int); 4364 nlstate = va_arg(ap, int); 4365 reason = va_arg(ap, int); 4366 } else if (evt == ISPASYNC_CHANGE_SNS) { 4367 portid = va_arg(ap, int); 4368 } else { 4369 nphdl = NIL_HANDLE; 4370 nlstate = reason = 0; 4371 } 4372 va_end(ap); 4373 fc = ISP_FC_PC(isp, bus); 4374 4375 if (evt == ISPASYNC_CHANGE_PDB) { 4376 msg = "Port Database Changed"; 4377 isp_prt(isp, ISP_LOGINFO, 4378 "Chan %d %s (nphdl 0x%x state 0x%x reason 0x%x)", 4379 bus, msg, nphdl, nlstate, reason); 4380 } else if (evt == ISPASYNC_CHANGE_SNS) { 4381 msg = "Name Server Database Changed"; 4382 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (PortID 0x%06x)", 4383 bus, msg, portid); 4384 } else { 4385 msg = "Other Change Notify"; 4386 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4387 } 4388 isp_loop_changed(isp, bus); 4389 break; 4390 } 4391 #ifdef ISP_TARGET_MODE 4392 case ISPASYNC_TARGET_NOTIFY: 4393 { 4394 isp_notify_t *notify; 4395 va_start(ap, cmd); 4396 notify = va_arg(ap, isp_notify_t *); 4397 va_end(ap); 4398 switch (notify->nt_ncode) { 4399 case NT_ABORT_TASK: 4400 case NT_ABORT_TASK_SET: 4401 case NT_CLEAR_ACA: 4402 case NT_CLEAR_TASK_SET: 4403 case NT_LUN_RESET: 4404 case NT_TARGET_RESET: 4405 case NT_QUERY_TASK_SET: 4406 case NT_QUERY_ASYNC_EVENT: 4407 /* 4408 * These are task management functions. 4409 */ 4410 isp_handle_platform_target_tmf(isp, notify); 4411 break; 4412 case NT_BUS_RESET: 4413 case NT_LIP_RESET: 4414 case NT_LINK_UP: 4415 case NT_LINK_DOWN: 4416 case NT_HBA_RESET: 4417 /* 4418 * No action need be taken here. 4419 */ 4420 break; 4421 case NT_GLOBAL_LOGOUT: 4422 case NT_LOGOUT: 4423 /* 4424 * This is device arrival/departure notification 4425 */ 4426 isp_handle_platform_target_notify_ack(isp, notify, 0); 4427 break; 4428 default: 4429 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 4430 isp_handle_platform_target_notify_ack(isp, notify, 0); 4431 break; 4432 } 4433 break; 4434 } 4435 case ISPASYNC_TARGET_NOTIFY_ACK: 4436 { 4437 void *inot; 4438 va_start(ap, cmd); 4439 inot = va_arg(ap, void *); 4440 va_end(ap); 4441 if (isp_notify_ack(isp, inot)) { 4442 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 4443 if (tp) { 4444 tp->isp = isp; 4445 if (inot) { 4446 memcpy(tp->data, inot, sizeof (tp->data)); 4447 tp->not = tp->data; 4448 } else { 4449 tp->not = NULL; 4450 } 4451 callout_init_mtx(&tp->timer, &isp->isp_lock, 0); 4452 callout_reset(&tp->timer, 5, 4453 isp_refire_notify_ack, tp); 4454 } else { 4455 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 4456 } 4457 } 4458 break; 4459 } 4460 case ISPASYNC_TARGET_ACTION: 4461 { 4462 isphdr_t *hp; 4463 4464 va_start(ap, cmd); 4465 hp = va_arg(ap, isphdr_t *); 4466 va_end(ap); 4467 switch (hp->rqs_entry_type) { 4468 default: 4469 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 4470 break; 4471 case RQSTYPE_NOTIFY: 4472 if (IS_24XX(isp)) { 4473 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 4474 } else { 4475 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 4476 } 4477 break; 4478 case RQSTYPE_ATIO: 4479 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 4480 break; 4481 case RQSTYPE_ATIO2: 4482 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 4483 break; 4484 case RQSTYPE_CTIO7: 4485 case RQSTYPE_CTIO3: 4486 case RQSTYPE_CTIO2: 4487 case RQSTYPE_CTIO: 4488 isp_handle_platform_ctio(isp, hp); 4489 break; 4490 case RQSTYPE_ABTS_RCVD: 4491 { 4492 abts_t *abts = (abts_t *)hp; 4493 isp_notify_t notify, *nt = ¬ify; 4494 tstate_t *tptr; 4495 fcportdb_t *lp; 4496 uint16_t chan; 4497 uint32_t sid, did; 4498 4499 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 4500 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 4501 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 4502 4503 nt->nt_hba = isp; 4504 nt->nt_did = did; 4505 nt->nt_nphdl = abts->abts_nphdl; 4506 nt->nt_sid = sid; 4507 isp_find_chan_by_did(isp, did, &chan); 4508 if (chan == ISP_NOCHAN) { 4509 nt->nt_tgt = TGT_ANY; 4510 } else { 4511 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 4512 if (isp_find_pdb_by_handle(isp, chan, abts->abts_nphdl, &lp)) { 4513 nt->nt_wwn = lp->port_wwn; 4514 } else { 4515 nt->nt_wwn = INI_ANY; 4516 } 4517 } 4518 /* 4519 * Try hard to find the lun for this command. 4520 */ 4521 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 4522 if (tptr) { 4523 nt->nt_lun = tptr->ts_lun; 4524 rls_lun_statep(isp, tptr); 4525 } else { 4526 nt->nt_lun = LUN_ANY; 4527 } 4528 nt->nt_need_ack = 1; 4529 nt->nt_tagval = abts->abts_rxid_task; 4530 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 4531 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 4532 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)", 4533 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 4534 } else { 4535 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)", 4536 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 4537 } 4538 nt->nt_channel = chan; 4539 nt->nt_ncode = NT_ABORT_TASK; 4540 nt->nt_lreserved = hp; 4541 isp_handle_platform_target_tmf(isp, nt); 4542 break; 4543 } 4544 } 4545 break; 4546 } 4547 #endif 4548 case ISPASYNC_FW_CRASH: 4549 { 4550 uint16_t mbox1, mbox6; 4551 mbox1 = ISP_READ(isp, OUTMAILBOX1); 4552 if (IS_DUALBUS(isp)) { 4553 mbox6 = ISP_READ(isp, OUTMAILBOX6); 4554 } else { 4555 mbox6 = 0; 4556 } 4557 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 4558 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 4559 isp->isp_osinfo.mbox_sleep_ok = 0; 4560 isp_reinit(isp, 1); 4561 isp->isp_osinfo.mbox_sleep_ok = mbox1; 4562 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 4563 break; 4564 } 4565 default: 4566 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 4567 break; 4568 } 4569 } 4570 4571 4572 /* 4573 * Locks are held before coming here. 4574 */ 4575 void 4576 isp_uninit(ispsoftc_t *isp) 4577 { 4578 if (IS_24XX(isp)) { 4579 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 4580 } else { 4581 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 4582 } 4583 ISP_DISABLE_INTS(isp); 4584 } 4585 4586 uint64_t 4587 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 4588 { 4589 uint64_t seed; 4590 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4591 4592 /* First try to use explicitly configured WWNs. */ 4593 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 4594 if (seed) 4595 return (seed); 4596 4597 /* Otherwise try to use WWNs from NVRAM. */ 4598 if (isactive) { 4599 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : 4600 FCPARAM(isp, chan)->isp_wwpn_nvram; 4601 if (seed) 4602 return (seed); 4603 } 4604 4605 /* If still no WWNs, try to steal them from the first channel. */ 4606 if (chan > 0) { 4607 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : 4608 ISP_FC_PC(isp, 0)->def_wwpn; 4609 if (seed == 0) { 4610 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : 4611 FCPARAM(isp, 0)->isp_wwpn_nvram; 4612 } 4613 } 4614 4615 /* If still nothing -- improvise. */ 4616 if (seed == 0) { 4617 seed = 0x400000007F000000ull + device_get_unit(isp->isp_dev); 4618 if (!iswwnn) 4619 seed ^= 0x0100000000000000ULL; 4620 } 4621 4622 /* For additional channels we have to improvise even more. */ 4623 if (!iswwnn && chan > 0) { 4624 /* 4625 * We'll stick our channel number plus one first into bits 4626 * 57..59 and thence into bits 52..55 which allows for 8 bits 4627 * of channel which is enough for our maximum of 255 channels. 4628 */ 4629 seed ^= 0x0100000000000000ULL; 4630 seed ^= ((uint64_t) (chan + 1) & 0xf) << 56; 4631 seed ^= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 4632 } 4633 return (seed); 4634 } 4635 4636 void 4637 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 4638 { 4639 int loc; 4640 char lbuf[200]; 4641 va_list ap; 4642 4643 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4644 return; 4645 } 4646 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 4647 loc = strlen(lbuf); 4648 va_start(ap, fmt); 4649 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 4650 va_end(ap); 4651 printf("%s\n", lbuf); 4652 } 4653 4654 void 4655 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 4656 { 4657 va_list ap; 4658 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4659 return; 4660 } 4661 xpt_print_path(xs->ccb_h.path); 4662 va_start(ap, fmt); 4663 vprintf(fmt, ap); 4664 va_end(ap); 4665 printf("\n"); 4666 } 4667 4668 uint64_t 4669 isp_nanotime_sub(struct timespec *b, struct timespec *a) 4670 { 4671 uint64_t elapsed; 4672 struct timespec x = *b; 4673 timespecsub(&x, a); 4674 elapsed = GET_NANOSEC(&x); 4675 if (elapsed == 0) 4676 elapsed++; 4677 return (elapsed); 4678 } 4679 4680 int 4681 isp_mbox_acquire(ispsoftc_t *isp) 4682 { 4683 if (isp->isp_osinfo.mboxbsy) { 4684 return (1); 4685 } else { 4686 isp->isp_osinfo.mboxcmd_done = 0; 4687 isp->isp_osinfo.mboxbsy = 1; 4688 return (0); 4689 } 4690 } 4691 4692 void 4693 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 4694 { 4695 unsigned int usecs = mbp->timeout; 4696 unsigned int max, olim, ilim; 4697 4698 if (usecs == 0) { 4699 usecs = MBCMD_DEFAULT_TIMEOUT; 4700 } 4701 max = isp->isp_mbxwrk0 + 1; 4702 4703 if (isp->isp_osinfo.mbox_sleep_ok) { 4704 unsigned int ms = (usecs + 999) / 1000; 4705 4706 isp->isp_osinfo.mbox_sleep_ok = 0; 4707 isp->isp_osinfo.mbox_sleeping = 1; 4708 for (olim = 0; olim < max; olim++) { 4709 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 4710 if (isp->isp_osinfo.mboxcmd_done) { 4711 break; 4712 } 4713 } 4714 isp->isp_osinfo.mbox_sleep_ok = 1; 4715 isp->isp_osinfo.mbox_sleeping = 0; 4716 } else { 4717 for (olim = 0; olim < max; olim++) { 4718 for (ilim = 0; ilim < usecs; ilim += 100) { 4719 uint16_t isr, sema, info; 4720 if (isp->isp_osinfo.mboxcmd_done) { 4721 break; 4722 } 4723 if (ISP_READ_ISR(isp, &isr, &sema, &info)) { 4724 isp_intr(isp, isr, sema, info); 4725 if (isp->isp_osinfo.mboxcmd_done) { 4726 break; 4727 } 4728 } 4729 ISP_DELAY(100); 4730 } 4731 if (isp->isp_osinfo.mboxcmd_done) { 4732 break; 4733 } 4734 } 4735 } 4736 if (isp->isp_osinfo.mboxcmd_done == 0) { 4737 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 4738 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 4739 mbp->param[0] = MBOX_TIMEOUT; 4740 isp->isp_osinfo.mboxcmd_done = 1; 4741 } 4742 } 4743 4744 void 4745 isp_mbox_notify_done(ispsoftc_t *isp) 4746 { 4747 if (isp->isp_osinfo.mbox_sleeping) { 4748 wakeup(&isp->isp_mbxworkp); 4749 } 4750 isp->isp_osinfo.mboxcmd_done = 1; 4751 } 4752 4753 void 4754 isp_mbox_release(ispsoftc_t *isp) 4755 { 4756 isp->isp_osinfo.mboxbsy = 0; 4757 } 4758 4759 int 4760 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 4761 { 4762 int ret = 0; 4763 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 4764 ret = -1; 4765 } else { 4766 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 4767 } 4768 return (ret); 4769 } 4770 4771 int 4772 isp_mstohz(int ms) 4773 { 4774 int hz; 4775 struct timeval t; 4776 t.tv_sec = ms / 1000; 4777 t.tv_usec = (ms % 1000) * 1000; 4778 hz = tvtohz(&t); 4779 if (hz < 0) { 4780 hz = 0x7fffffff; 4781 } 4782 if (hz == 0) { 4783 hz = 1; 4784 } 4785 return (hz); 4786 } 4787 4788 void 4789 isp_platform_intr(void *arg) 4790 { 4791 ispsoftc_t *isp = arg; 4792 uint16_t isr, sema, info; 4793 4794 ISP_LOCK(isp); 4795 isp->isp_intcnt++; 4796 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 4797 isp_intr(isp, isr, sema, info); 4798 else 4799 isp->isp_intbogus++; 4800 ISP_UNLOCK(isp); 4801 } 4802 4803 void 4804 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 4805 { 4806 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4807 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 4808 } else { 4809 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 4810 } 4811 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 4812 } 4813 4814 /* 4815 * Reset the command reference number for all LUNs on a specific target 4816 * (needed when a target arrives again) or for all targets on a port 4817 * (needed for events like a LIP). 4818 */ 4819 void 4820 isp_fcp_reset_crn(ispsoftc_t *isp, int chan, uint32_t tgt, int tgt_set) 4821 { 4822 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4823 struct isp_nexus *nxp; 4824 int i; 4825 4826 if (tgt_set == 0) 4827 isp_prt(isp, ISP_LOGDEBUG0, 4828 "Chan %d resetting CRN on all targets", chan); 4829 else 4830 isp_prt(isp, ISP_LOGDEBUG0, 4831 "Chan %d resetting CRN on target %u", chan, tgt); 4832 4833 for (i = 0; i < NEXUS_HASH_WIDTH; i++) { 4834 for (nxp = fc->nexus_hash[i]; nxp != NULL; nxp = nxp->next) { 4835 if (tgt_set == 0 || tgt == nxp->tgt) 4836 nxp->crnseed = 0; 4837 } 4838 } 4839 } 4840 4841 int 4842 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 4843 { 4844 lun_id_t lun; 4845 uint32_t chan, tgt; 4846 struct isp_fc *fc; 4847 struct isp_nexus *nxp; 4848 int idx; 4849 4850 if (IS_2100(isp)) 4851 return (0); 4852 4853 chan = XS_CHANNEL(cmd); 4854 tgt = XS_TGT(cmd); 4855 lun = XS_LUN(cmd); 4856 fc = &isp->isp_osinfo.pc.fc[chan]; 4857 idx = NEXUS_HASH(tgt, lun); 4858 nxp = fc->nexus_hash[idx]; 4859 4860 while (nxp) { 4861 if (nxp->tgt == tgt && nxp->lun == lun) 4862 break; 4863 nxp = nxp->next; 4864 } 4865 if (nxp == NULL) { 4866 nxp = fc->nexus_free_list; 4867 if (nxp == NULL) { 4868 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 4869 if (nxp == NULL) { 4870 return (-1); 4871 } 4872 } else { 4873 fc->nexus_free_list = nxp->next; 4874 } 4875 nxp->tgt = tgt; 4876 nxp->lun = lun; 4877 nxp->next = fc->nexus_hash[idx]; 4878 fc->nexus_hash[idx] = nxp; 4879 } 4880 if (nxp->crnseed == 0) 4881 nxp->crnseed = 1; 4882 PISP_PCMD(cmd)->crn = nxp->crnseed; 4883 *crnp = nxp->crnseed++; 4884 return (0); 4885 } 4886 4887 /* 4888 * We enter with the lock held 4889 */ 4890 void 4891 isp_timer(void *arg) 4892 { 4893 ispsoftc_t *isp = arg; 4894 #ifdef ISP_TARGET_MODE 4895 isp_tmcmd_restart(isp); 4896 #endif 4897 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 4898 } 4899 4900 isp_ecmd_t * 4901 isp_get_ecmd(ispsoftc_t *isp) 4902 { 4903 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 4904 if (ecmd) { 4905 isp->isp_osinfo.ecmd_free = ecmd->next; 4906 } 4907 return (ecmd); 4908 } 4909 4910 void 4911 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 4912 { 4913 ecmd->next = isp->isp_osinfo.ecmd_free; 4914 isp->isp_osinfo.ecmd_free = ecmd; 4915 } 4916