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 } else { 157 fcparam *fcp = FCPARAM(isp, chan); 158 struct isp_fc *fc = ISP_FC_PC(isp, chan); 159 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 160 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 161 char name[16]; 162 163 ISP_LOCK(isp); 164 fc->sim = sim; 165 fc->path = path; 166 fc->isp = isp; 167 fc->ready = 1; 168 169 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 170 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 171 isp_loop_changed(isp, chan); 172 ISP_UNLOCK(isp); 173 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 174 xpt_free_path(fc->path); 175 ISP_LOCK(isp); 176 xpt_bus_deregister(cam_sim_path(fc->sim)); 177 ISP_UNLOCK(isp); 178 cam_sim_free(fc->sim, FALSE); 179 return (ENOMEM); 180 } 181 fc->num_threads += 1; 182 if (chan > 0) { 183 snprintf(name, sizeof(name), "chan%d", chan); 184 tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), 185 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel"); 186 } 187 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 188 "wwnn", CTLFLAG_RD, &fcp->isp_wwnn, 189 "World Wide Node Name"); 190 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 191 "wwpn", CTLFLAG_RD, &fcp->isp_wwpn, 192 "World Wide Port Name"); 193 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 194 "loop_down_limit", CTLFLAG_RW, &fc->loop_down_limit, 0, 195 "Loop Down Limit"); 196 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 197 "gone_device_time", CTLFLAG_RW, &fc->gone_device_time, 0, 198 "Gone Device Time"); 199 #if defined(ISP_TARGET_MODE) && defined(DEBUG) 200 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 201 "inject_lost_data_frame", CTLFLAG_RW, &fc->inject_lost_data_frame, 0, 202 "Cause a Lost Frame on a Read"); 203 #endif 204 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 205 "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan, 206 isp_role_sysctl, "I", "Current role"); 207 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 208 "speed", CTLFLAG_RD, &fcp->isp_gbspeed, 0, 209 "Connection speed in gigabits"); 210 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 211 "linkstate", CTLFLAG_RD, &fcp->isp_linkstate, 0, 212 "Link state"); 213 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 214 "fwstate", CTLFLAG_RD, &fcp->isp_fwstate, 0, 215 "Firmware state"); 216 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 217 "loopstate", CTLFLAG_RD, &fcp->isp_loopstate, 0, 218 "Loop state"); 219 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 220 "topo", CTLFLAG_RD, &fcp->isp_topo, 0, 221 "Connection topology"); 222 } 223 return (0); 224 } 225 226 static void 227 isp_detach_chan(ispsoftc_t *isp, int chan) 228 { 229 struct cam_sim *sim; 230 struct cam_path *path; 231 struct ccb_setasync csa; 232 int *num_threads; 233 234 ISP_GET_PC(isp, chan, sim, sim); 235 ISP_GET_PC(isp, chan, path, path); 236 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads); 237 238 xpt_setup_ccb(&csa.ccb_h, path, 5); 239 csa.ccb_h.func_code = XPT_SASYNC_CB; 240 csa.event_enable = 0; 241 csa.callback = isp_cam_async; 242 csa.callback_arg = sim; 243 xpt_action((union ccb *)&csa); 244 xpt_free_path(path); 245 xpt_bus_deregister(cam_sim_path(sim)); 246 cam_sim_free(sim, FALSE); 247 248 /* Wait for the channel's spawned threads to exit. */ 249 wakeup(isp->isp_osinfo.pc.ptr); 250 while (*num_threads != 0) 251 mtx_sleep(isp, &isp->isp_osinfo.lock, PRIBIO, "isp_reap", 100); 252 } 253 254 int 255 isp_attach(ispsoftc_t *isp) 256 { 257 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 258 int du = device_get_unit(isp->isp_dev); 259 int chan; 260 261 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 262 isp->isp_osinfo.ehook.ich_arg = isp; 263 /* 264 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 265 * will be called right awawy, which will clear isp_osinfo.ehook_active, 266 * which would be unwise to then set again later. 267 */ 268 isp->isp_osinfo.ehook_active = 1; 269 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 270 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 271 return (-EIO); 272 } 273 274 /* 275 * Create the device queue for our SIM(s). 276 */ 277 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 278 if (isp->isp_osinfo.devq == NULL) { 279 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 280 return (EIO); 281 } 282 283 for (chan = 0; chan < isp->isp_nchan; chan++) { 284 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 285 goto unwind; 286 } 287 } 288 289 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 290 isp_timer_count = hz >> 2; 291 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 292 isp->isp_osinfo.timer_active = 1; 293 294 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 295 if (isp->isp_osinfo.cdev) { 296 isp->isp_osinfo.cdev->si_drv1 = isp; 297 } 298 return (0); 299 300 unwind: 301 while (--chan >= 0) { 302 struct cam_sim *sim; 303 struct cam_path *path; 304 305 ISP_GET_PC(isp, chan, sim, sim); 306 ISP_GET_PC(isp, chan, path, path); 307 xpt_free_path(path); 308 ISP_LOCK(isp); 309 xpt_bus_deregister(cam_sim_path(sim)); 310 ISP_UNLOCK(isp); 311 cam_sim_free(sim, FALSE); 312 } 313 if (isp->isp_osinfo.ehook_active) { 314 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 315 isp->isp_osinfo.ehook_active = 0; 316 } 317 if (isp->isp_osinfo.cdev) { 318 destroy_dev(isp->isp_osinfo.cdev); 319 isp->isp_osinfo.cdev = NULL; 320 } 321 cam_simq_free(isp->isp_osinfo.devq); 322 isp->isp_osinfo.devq = NULL; 323 return (-1); 324 } 325 326 int 327 isp_detach(ispsoftc_t *isp) 328 { 329 struct cam_sim *sim; 330 int chan; 331 332 ISP_LOCK(isp); 333 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 334 ISP_GET_PC(isp, chan, sim, sim); 335 if (sim->refcount > 2) { 336 ISP_UNLOCK(isp); 337 return (EBUSY); 338 } 339 } 340 /* Tell spawned threads that we're exiting. */ 341 isp->isp_osinfo.is_exiting = 1; 342 if (isp->isp_osinfo.timer_active) { 343 callout_stop(&isp->isp_osinfo.tmo); 344 isp->isp_osinfo.timer_active = 0; 345 } 346 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) 347 isp_detach_chan(isp, chan); 348 ISP_UNLOCK(isp); 349 350 if (isp->isp_osinfo.cdev) { 351 destroy_dev(isp->isp_osinfo.cdev); 352 isp->isp_osinfo.cdev = NULL; 353 } 354 if (isp->isp_osinfo.ehook_active) { 355 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 356 isp->isp_osinfo.ehook_active = 0; 357 } 358 if (isp->isp_osinfo.devq != NULL) { 359 cam_simq_free(isp->isp_osinfo.devq); 360 isp->isp_osinfo.devq = NULL; 361 } 362 return (0); 363 } 364 365 static void 366 isp_freeze_loopdown(ispsoftc_t *isp, int chan) 367 { 368 if (IS_FC(isp)) { 369 struct isp_fc *fc = ISP_FC_PC(isp, chan); 370 if (fc->simqfrozen == 0) { 371 isp_prt(isp, ISP_LOGDEBUG0, 372 "Chan %d Freeze simq (loopdown)", chan); 373 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 374 #if __FreeBSD_version >= 1000039 375 xpt_hold_boot(); 376 #endif 377 xpt_freeze_simq(fc->sim, 1); 378 } else { 379 isp_prt(isp, ISP_LOGDEBUG0, 380 "Chan %d Mark simq frozen (loopdown)", chan); 381 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 382 } 383 } 384 } 385 386 static void 387 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 388 { 389 if (IS_FC(isp)) { 390 struct isp_fc *fc = ISP_FC_PC(isp, chan); 391 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 392 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 393 if (wasfrozen && fc->simqfrozen == 0) { 394 isp_prt(isp, ISP_LOGDEBUG0, 395 "Chan %d Release simq", chan); 396 xpt_release_simq(fc->sim, 1); 397 #if __FreeBSD_version >= 1000039 398 xpt_release_boot(); 399 #endif 400 } 401 } 402 } 403 404 405 static int 406 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 407 { 408 ispsoftc_t *isp; 409 int nr, chan, retval = ENOTTY; 410 411 isp = dev->si_drv1; 412 413 switch (c) { 414 case ISP_SDBLEV: 415 { 416 int olddblev = isp->isp_dblev; 417 isp->isp_dblev = *(int *)addr; 418 *(int *)addr = olddblev; 419 retval = 0; 420 break; 421 } 422 case ISP_GETROLE: 423 chan = *(int *)addr; 424 if (chan < 0 || chan >= isp->isp_nchan) { 425 retval = -ENXIO; 426 break; 427 } 428 if (IS_FC(isp)) { 429 *(int *)addr = FCPARAM(isp, chan)->role; 430 } else { 431 *(int *)addr = ISP_ROLE_INITIATOR; 432 } 433 retval = 0; 434 break; 435 case ISP_SETROLE: 436 if (IS_SCSI(isp)) 437 break; 438 nr = *(int *)addr; 439 chan = nr >> 8; 440 if (chan < 0 || chan >= isp->isp_nchan) { 441 retval = -ENXIO; 442 break; 443 } 444 nr &= 0xff; 445 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 446 retval = EINVAL; 447 break; 448 } 449 ISP_LOCK(isp); 450 *(int *)addr = FCPARAM(isp, chan)->role; 451 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr); 452 ISP_UNLOCK(isp); 453 retval = 0; 454 break; 455 456 case ISP_RESETHBA: 457 ISP_LOCK(isp); 458 isp_reinit(isp, 0); 459 ISP_UNLOCK(isp); 460 retval = 0; 461 break; 462 463 case ISP_RESCAN: 464 if (IS_FC(isp)) { 465 chan = *(int *)addr; 466 if (chan < 0 || chan >= isp->isp_nchan) { 467 retval = -ENXIO; 468 break; 469 } 470 ISP_LOCK(isp); 471 if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) { 472 retval = EIO; 473 } else { 474 retval = 0; 475 } 476 ISP_UNLOCK(isp); 477 } 478 break; 479 480 case ISP_FC_LIP: 481 if (IS_FC(isp)) { 482 chan = *(int *)addr; 483 if (chan < 0 || chan >= isp->isp_nchan) { 484 retval = -ENXIO; 485 break; 486 } 487 ISP_LOCK(isp); 488 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 489 retval = EIO; 490 } else { 491 retval = 0; 492 } 493 ISP_UNLOCK(isp); 494 } 495 break; 496 case ISP_FC_GETDINFO: 497 { 498 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 499 fcportdb_t *lp; 500 501 if (IS_SCSI(isp)) { 502 break; 503 } 504 if (ifc->loopid >= MAX_FC_TARG) { 505 retval = EINVAL; 506 break; 507 } 508 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 509 if (lp->state != FC_PORTDB_STATE_NIL) { 510 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 511 ifc->loopid = lp->handle; 512 ifc->portid = lp->portid; 513 ifc->node_wwn = lp->node_wwn; 514 ifc->port_wwn = lp->port_wwn; 515 retval = 0; 516 } else { 517 retval = ENODEV; 518 } 519 break; 520 } 521 case ISP_GET_STATS: 522 { 523 isp_stats_t *sp = (isp_stats_t *) addr; 524 525 ISP_MEMZERO(sp, sizeof (*sp)); 526 sp->isp_stat_version = ISP_STATS_VERSION; 527 sp->isp_type = isp->isp_type; 528 sp->isp_revision = isp->isp_revision; 529 ISP_LOCK(isp); 530 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 531 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 532 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 533 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 534 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 535 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 536 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 537 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 538 ISP_UNLOCK(isp); 539 retval = 0; 540 break; 541 } 542 case ISP_CLR_STATS: 543 ISP_LOCK(isp); 544 isp->isp_intcnt = 0; 545 isp->isp_intbogus = 0; 546 isp->isp_intmboxc = 0; 547 isp->isp_intoasync = 0; 548 isp->isp_rsltccmplt = 0; 549 isp->isp_fphccmplt = 0; 550 isp->isp_rscchiwater = 0; 551 isp->isp_fpcchiwater = 0; 552 ISP_UNLOCK(isp); 553 retval = 0; 554 break; 555 case ISP_FC_GETHINFO: 556 { 557 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 558 int chan = hba->fc_channel; 559 560 if (chan < 0 || chan >= isp->isp_nchan) { 561 retval = ENXIO; 562 break; 563 } 564 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 565 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 566 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 567 hba->fc_nchannels = isp->isp_nchan; 568 if (IS_FC(isp)) { 569 hba->fc_nports = MAX_FC_TARG; 570 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 571 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 572 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 573 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 574 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 575 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 576 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 577 } else { 578 hba->fc_nports = MAX_TARGETS; 579 hba->fc_speed = 0; 580 hba->fc_topology = 0; 581 hba->nvram_node_wwn = 0ull; 582 hba->nvram_port_wwn = 0ull; 583 hba->active_node_wwn = 0ull; 584 hba->active_port_wwn = 0ull; 585 } 586 retval = 0; 587 break; 588 } 589 case ISP_TSK_MGMT: 590 { 591 int needmarker; 592 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 593 uint16_t nphdl; 594 mbreg_t mbs; 595 596 if (IS_SCSI(isp)) { 597 break; 598 } 599 600 chan = fct->chan; 601 if (chan < 0 || chan >= isp->isp_nchan) { 602 retval = -ENXIO; 603 break; 604 } 605 606 needmarker = retval = 0; 607 nphdl = fct->loopid; 608 ISP_LOCK(isp); 609 if (IS_24XX(isp)) { 610 uint8_t local[QENTRY_LEN]; 611 isp24xx_tmf_t *tmf; 612 isp24xx_statusreq_t *sp; 613 fcparam *fcp = FCPARAM(isp, chan); 614 fcportdb_t *lp; 615 int i; 616 617 for (i = 0; i < MAX_FC_TARG; i++) { 618 lp = &fcp->portdb[i]; 619 if (lp->handle == nphdl) { 620 break; 621 } 622 } 623 if (i == MAX_FC_TARG) { 624 retval = ENXIO; 625 ISP_UNLOCK(isp); 626 break; 627 } 628 /* XXX VALIDATE LP XXX */ 629 tmf = (isp24xx_tmf_t *) local; 630 ISP_MEMZERO(tmf, QENTRY_LEN); 631 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 632 tmf->tmf_header.rqs_entry_count = 1; 633 tmf->tmf_nphdl = lp->handle; 634 tmf->tmf_delay = 2; 635 tmf->tmf_timeout = 2; 636 tmf->tmf_tidlo = lp->portid; 637 tmf->tmf_tidhi = lp->portid >> 16; 638 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 639 tmf->tmf_lun[1] = fct->lun & 0xff; 640 if (fct->lun >= 256) { 641 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 642 } 643 switch (fct->action) { 644 case IPT_CLEAR_ACA: 645 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 646 break; 647 case IPT_TARGET_RESET: 648 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 649 needmarker = 1; 650 break; 651 case IPT_LUN_RESET: 652 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 653 needmarker = 1; 654 break; 655 case IPT_CLEAR_TASK_SET: 656 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 657 needmarker = 1; 658 break; 659 case IPT_ABORT_TASK_SET: 660 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 661 needmarker = 1; 662 break; 663 default: 664 retval = EINVAL; 665 break; 666 } 667 if (retval) { 668 ISP_UNLOCK(isp); 669 break; 670 } 671 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 672 mbs.param[1] = QENTRY_LEN; 673 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 674 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 675 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 676 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 677 678 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 679 ISP_UNLOCK(isp); 680 retval = ENOMEM; 681 break; 682 } 683 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 684 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan); 685 sp = (isp24xx_statusreq_t *) local; 686 sp->req_completion_status = 1; 687 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 688 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan); 689 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 690 FC_SCRATCH_RELEASE(isp, chan); 691 if (retval || sp->req_completion_status != 0) { 692 FC_SCRATCH_RELEASE(isp, chan); 693 retval = EIO; 694 } 695 if (retval == 0) { 696 if (needmarker) { 697 fcp->sendmarker = 1; 698 } 699 } 700 } else { 701 MBSINIT(&mbs, 0, MBLOGALL, 0); 702 if (ISP_CAP_2KLOGIN(isp) == 0) { 703 nphdl <<= 8; 704 } 705 switch (fct->action) { 706 case IPT_CLEAR_ACA: 707 mbs.param[0] = MBOX_CLEAR_ACA; 708 mbs.param[1] = nphdl; 709 mbs.param[2] = fct->lun; 710 break; 711 case IPT_TARGET_RESET: 712 mbs.param[0] = MBOX_TARGET_RESET; 713 mbs.param[1] = nphdl; 714 needmarker = 1; 715 break; 716 case IPT_LUN_RESET: 717 mbs.param[0] = MBOX_LUN_RESET; 718 mbs.param[1] = nphdl; 719 mbs.param[2] = fct->lun; 720 needmarker = 1; 721 break; 722 case IPT_CLEAR_TASK_SET: 723 mbs.param[0] = MBOX_CLEAR_TASK_SET; 724 mbs.param[1] = nphdl; 725 mbs.param[2] = fct->lun; 726 needmarker = 1; 727 break; 728 case IPT_ABORT_TASK_SET: 729 mbs.param[0] = MBOX_ABORT_TASK_SET; 730 mbs.param[1] = nphdl; 731 mbs.param[2] = fct->lun; 732 needmarker = 1; 733 break; 734 default: 735 retval = EINVAL; 736 break; 737 } 738 if (retval == 0) { 739 if (needmarker) { 740 FCPARAM(isp, chan)->sendmarker = 1; 741 } 742 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 743 if (retval) { 744 retval = EIO; 745 } 746 } 747 } 748 ISP_UNLOCK(isp); 749 break; 750 } 751 default: 752 break; 753 } 754 return (retval); 755 } 756 757 static void 758 isp_intr_enable(void *arg) 759 { 760 int chan; 761 ispsoftc_t *isp = arg; 762 ISP_LOCK(isp); 763 if (IS_FC(isp)) { 764 for (chan = 0; chan < isp->isp_nchan; chan++) { 765 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 766 ISP_ENABLE_INTS(isp); 767 break; 768 } 769 } 770 } else { 771 ISP_ENABLE_INTS(isp); 772 } 773 isp->isp_osinfo.ehook_active = 0; 774 ISP_UNLOCK(isp); 775 /* Release our hook so that the boot can continue. */ 776 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 777 } 778 779 /* 780 * Local Inlines 781 */ 782 783 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 784 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 785 786 static ISP_INLINE int 787 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 788 { 789 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 790 if (ISP_PCMD(ccb) == NULL) { 791 return (-1); 792 } 793 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 794 return (0); 795 } 796 797 static ISP_INLINE void 798 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 799 { 800 if (ISP_PCMD(ccb)) { 801 #ifdef ISP_TARGET_MODE 802 PISP_PCMD(ccb)->datalen = 0; 803 PISP_PCMD(ccb)->totslen = 0; 804 PISP_PCMD(ccb)->cumslen = 0; 805 PISP_PCMD(ccb)->crn = 0; 806 #endif 807 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 808 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 809 ISP_PCMD(ccb) = NULL; 810 } 811 } 812 813 /* 814 * Put the target mode functions here, because some are inlines 815 */ 816 #ifdef ISP_TARGET_MODE 817 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 818 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 819 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 820 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 821 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 822 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 823 static ISP_INLINE atio_private_data_t *isp_find_atpd(ispsoftc_t *, tstate_t *, uint32_t); 824 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 825 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 826 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 827 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 828 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 829 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 830 static void isp_enable_lun(ispsoftc_t *, union ccb *); 831 static void isp_disable_lun(ispsoftc_t *, union ccb *); 832 static timeout_t isp_refire_putback_atio; 833 static timeout_t isp_refire_notify_ack; 834 static void isp_complete_ctio(union ccb *); 835 static void isp_target_putback_atio(union ccb *); 836 enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 837 static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 838 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 839 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 840 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 841 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 842 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 843 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 844 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 845 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 846 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 847 848 static ISP_INLINE int 849 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 850 { 851 tstate_t *tptr; 852 struct tslist *lhp; 853 854 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 855 SLIST_FOREACH(tptr, lhp, next) { 856 if (tptr->ts_lun == lun) { 857 return (1); 858 } 859 } 860 return (0); 861 } 862 863 static void 864 dump_tstates(ispsoftc_t *isp, int bus) 865 { 866 int i, j; 867 struct tslist *lhp; 868 tstate_t *tptr = NULL; 869 870 if (bus >= isp->isp_nchan) { 871 return; 872 } 873 for (i = 0; i < LUN_HASH_SIZE; i++) { 874 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 875 j = 0; 876 SLIST_FOREACH(tptr, lhp, next) { 877 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 878 j++; 879 } 880 } 881 } 882 883 static ISP_INLINE tstate_t * 884 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 885 { 886 tstate_t *tptr = NULL; 887 struct tslist *lhp; 888 889 if (bus < isp->isp_nchan) { 890 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 891 SLIST_FOREACH(tptr, lhp, next) { 892 if (tptr->ts_lun == lun) { 893 tptr->hold++; 894 return (tptr); 895 } 896 } 897 } 898 return (NULL); 899 } 900 901 static ISP_INLINE tstate_t * 902 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 903 { 904 tstate_t *tptr = NULL; 905 atio_private_data_t *atp; 906 struct tslist *lhp; 907 int i; 908 909 if (bus < isp->isp_nchan && tagval != 0) { 910 for (i = 0; i < LUN_HASH_SIZE; i++) { 911 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 912 SLIST_FOREACH(tptr, lhp, next) { 913 atp = isp_find_atpd(isp, tptr, tagval); 914 if (atp) { 915 tptr->hold++; 916 return (tptr); 917 } 918 } 919 } 920 } 921 return (NULL); 922 } 923 924 static ISP_INLINE inot_private_data_t * 925 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 926 { 927 inot_private_data_t *ntp; 928 tstate_t *tptr; 929 struct tslist *lhp; 930 int bus, i; 931 932 for (bus = 0; bus < isp->isp_nchan; bus++) { 933 for (i = 0; i < LUN_HASH_SIZE; i++) { 934 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 935 SLIST_FOREACH(tptr, lhp, next) { 936 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 937 if (ntp) { 938 *rslt = tptr; 939 tptr->hold++; 940 return (ntp); 941 } 942 } 943 } 944 } 945 return (NULL); 946 } 947 948 static ISP_INLINE void 949 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 950 { 951 KASSERT((tptr->hold), ("tptr not held")); 952 tptr->hold--; 953 } 954 955 static void 956 isp_tmcmd_restart(ispsoftc_t *isp) 957 { 958 inot_private_data_t *ntp; 959 inot_private_data_t *restart_queue; 960 tstate_t *tptr; 961 union ccb *ccb; 962 struct tslist *lhp; 963 int bus, i; 964 965 for (bus = 0; bus < isp->isp_nchan; bus++) { 966 for (i = 0; i < LUN_HASH_SIZE; i++) { 967 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 968 SLIST_FOREACH(tptr, lhp, next) { 969 if ((restart_queue = tptr->restart_queue) != NULL) 970 tptr->restart_queue = NULL; 971 while (restart_queue) { 972 ntp = restart_queue; 973 restart_queue = ntp->rd.nt.nt_hba; 974 if (IS_24XX(isp)) { 975 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 976 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 977 } else { 978 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 979 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 980 } 981 isp_put_ntpd(isp, tptr, ntp); 982 if (tptr->restart_queue && restart_queue != NULL) { 983 ntp = tptr->restart_queue; 984 tptr->restart_queue = restart_queue; 985 while (restart_queue->rd.nt.nt_hba) { 986 restart_queue = restart_queue->rd.nt.nt_hba; 987 } 988 restart_queue->rd.nt.nt_hba = ntp; 989 break; 990 } 991 } 992 /* 993 * We only need to do this once per tptr 994 */ 995 if (!TAILQ_EMPTY(&tptr->waitq)) { 996 ccb = (union ccb *)TAILQ_LAST(&tptr->waitq, isp_ccbq); 997 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 998 isp_target_start_ctio(isp, ccb, FROM_TIMER); 999 } 1000 } 1001 } 1002 } 1003 } 1004 1005 static ISP_INLINE atio_private_data_t * 1006 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1007 { 1008 atio_private_data_t *atp; 1009 1010 atp = LIST_FIRST(&tptr->atfree); 1011 if (atp) { 1012 LIST_REMOVE(atp, next); 1013 atp->tag = tag; 1014 LIST_INSERT_HEAD(&tptr->atused[ATPDPHASH(tag)], atp, next); 1015 } 1016 return (atp); 1017 } 1018 1019 static ISP_INLINE atio_private_data_t * 1020 isp_find_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1021 { 1022 atio_private_data_t *atp; 1023 1024 LIST_FOREACH(atp, &tptr->atused[ATPDPHASH(tag)], next) { 1025 if (atp->tag == tag) 1026 return (atp); 1027 } 1028 return (NULL); 1029 } 1030 1031 static ISP_INLINE void 1032 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1033 { 1034 if (atp->ests) { 1035 isp_put_ecmd(isp, atp->ests); 1036 } 1037 LIST_REMOVE(atp, next); 1038 memset(atp, 0, sizeof (*atp)); 1039 LIST_INSERT_HEAD(&tptr->atfree, atp, next); 1040 } 1041 1042 static void 1043 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1044 { 1045 atio_private_data_t *atp; 1046 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1047 1048 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1049 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", 1050 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1051 } 1052 } 1053 1054 1055 static ISP_INLINE inot_private_data_t * 1056 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1057 { 1058 inot_private_data_t *ntp; 1059 ntp = tptr->ntfree; 1060 if (ntp) { 1061 tptr->ntfree = ntp->next; 1062 } 1063 return (ntp); 1064 } 1065 1066 static ISP_INLINE inot_private_data_t * 1067 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1068 { 1069 inot_private_data_t *ntp; 1070 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1071 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1072 return (ntp); 1073 } 1074 } 1075 return (NULL); 1076 } 1077 1078 static ISP_INLINE void 1079 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1080 { 1081 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1082 ntp->next = tptr->ntfree; 1083 tptr->ntfree = ntp; 1084 } 1085 1086 static cam_status 1087 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1088 { 1089 cam_status status; 1090 lun_id_t lun; 1091 struct tslist *lhp; 1092 tstate_t *tptr; 1093 int i; 1094 1095 lun = xpt_path_lun_id(path); 1096 if (lun != CAM_LUN_WILDCARD) { 1097 if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) { 1098 return (CAM_LUN_INVALID); 1099 } 1100 } 1101 if (is_lun_enabled(isp, bus, lun)) { 1102 return (CAM_LUN_ALRDY_ENA); 1103 } 1104 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1105 if (tptr == NULL) { 1106 return (CAM_RESRC_UNAVAIL); 1107 } 1108 tptr->ts_lun = lun; 1109 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1110 if (status != CAM_REQ_CMP) { 1111 free(tptr, M_DEVBUF); 1112 return (status); 1113 } 1114 SLIST_INIT(&tptr->atios); 1115 SLIST_INIT(&tptr->inots); 1116 TAILQ_INIT(&tptr->waitq); 1117 LIST_INIT(&tptr->atfree); 1118 for (i = ATPDPSIZE-1; i >= 0; i--) 1119 LIST_INSERT_HEAD(&tptr->atfree, &tptr->atpool[i], next); 1120 for (i = 0; i < ATPDPHASHSIZE; i++) 1121 LIST_INIT(&tptr->atused[i]); 1122 for (i = 0; i < ATPDPSIZE-1; i++) 1123 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1124 tptr->ntfree = tptr->ntpool; 1125 tptr->hold = 1; 1126 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 1127 SLIST_INSERT_HEAD(lhp, tptr, next); 1128 *rslt = tptr; 1129 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1130 return (CAM_REQ_CMP); 1131 } 1132 1133 static ISP_INLINE void 1134 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1135 { 1136 union ccb *ccb; 1137 struct tslist *lhp; 1138 1139 KASSERT((tptr->hold != 0), ("tptr is not held")); 1140 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1141 do { 1142 ccb = (union ccb *)SLIST_FIRST(&tptr->atios); 1143 if (ccb) { 1144 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1145 ccb->ccb_h.status = CAM_REQ_ABORTED; 1146 xpt_done(ccb); 1147 } 1148 } while (ccb); 1149 do { 1150 ccb = (union ccb *)SLIST_FIRST(&tptr->inots); 1151 if (ccb) { 1152 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1153 ccb->ccb_h.status = CAM_REQ_ABORTED; 1154 xpt_done(ccb); 1155 } 1156 } while (ccb); 1157 ISP_GET_PC_ADDR(isp, cam_sim_bus(xpt_path_sim(tptr->owner)), lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp); 1158 SLIST_REMOVE(lhp, tptr, tstate, next); 1159 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1160 xpt_free_path(tptr->owner); 1161 free(tptr, M_DEVBUF); 1162 } 1163 1164 static void 1165 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1166 { 1167 tstate_t *tptr; 1168 int bus; 1169 target_id_t target; 1170 lun_id_t lun; 1171 1172 if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) { 1173 xpt_print(ccb->ccb_h.path, "Target mode is not supported\n"); 1174 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1175 xpt_done(ccb); 1176 return; 1177 } 1178 1179 /* 1180 * We only support either target and lun both wildcard 1181 * or target and lun both non-wildcard. 1182 */ 1183 bus = XS_CHANNEL(ccb); 1184 target = ccb->ccb_h.target_id; 1185 lun = ccb->ccb_h.target_lun; 1186 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1187 "enabling lun %jx\n", (uintmax_t)lun); 1188 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1189 ccb->ccb_h.status = CAM_LUN_INVALID; 1190 xpt_done(ccb); 1191 return; 1192 } 1193 1194 /* Create the state pointer. It should not already exist. */ 1195 tptr = get_lun_statep(isp, bus, lun); 1196 if (tptr) { 1197 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1198 xpt_done(ccb); 1199 return; 1200 } 1201 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1202 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1203 xpt_done(ccb); 1204 return; 1205 } 1206 1207 rls_lun_statep(isp, tptr); 1208 ccb->ccb_h.status = CAM_REQ_CMP; 1209 xpt_done(ccb); 1210 } 1211 1212 static void 1213 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1214 { 1215 tstate_t *tptr = NULL; 1216 int bus; 1217 target_id_t target; 1218 lun_id_t lun; 1219 1220 bus = XS_CHANNEL(ccb); 1221 target = ccb->ccb_h.target_id; 1222 lun = ccb->ccb_h.target_lun; 1223 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1224 "disabling lun %jx\n", (uintmax_t)lun); 1225 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1226 ccb->ccb_h.status = CAM_LUN_INVALID; 1227 xpt_done(ccb); 1228 return; 1229 } 1230 1231 /* Find the state pointer. */ 1232 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1233 ccb->ccb_h.status = CAM_PATH_INVALID; 1234 xpt_done(ccb); 1235 return; 1236 } 1237 1238 destroy_lun_state(isp, tptr); 1239 ccb->ccb_h.status = CAM_REQ_CMP; 1240 xpt_done(ccb); 1241 } 1242 1243 static void 1244 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1245 { 1246 int fctape, sendstatus, resid; 1247 tstate_t *tptr; 1248 fcparam *fcp; 1249 atio_private_data_t *atp; 1250 struct ccb_scsiio *cso; 1251 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1252 uint8_t local[QENTRY_LEN]; 1253 1254 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1255 if (tptr == NULL) { 1256 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1257 if (tptr == NULL) { 1258 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find tstate pointer", __func__, ccb->csio.tag_id); 1259 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1260 xpt_done(ccb); 1261 return; 1262 } 1263 } 1264 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, 1265 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1266 1267 switch (how) { 1268 case FROM_TIMER: 1269 case FROM_CAM: 1270 /* 1271 * Insert at the tail of the list, if any, waiting CTIO CCBs 1272 */ 1273 TAILQ_INSERT_TAIL(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1274 break; 1275 case FROM_SRR: 1276 case FROM_CTIO_DONE: 1277 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1278 break; 1279 } 1280 1281 while (TAILQ_FIRST(&tptr->waitq) != NULL) { 1282 ccb = (union ccb *) TAILQ_FIRST(&tptr->waitq); 1283 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1284 1285 cso = &ccb->csio; 1286 xfrlen = cso->dxfer_len; 1287 if (xfrlen == 0) { 1288 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1289 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1290 ccb->ccb_h.status = CAM_REQ_INVALID; 1291 xpt_done(ccb); 1292 continue; 1293 } 1294 } 1295 1296 atp = isp_find_atpd(isp, tptr, cso->tag_id); 1297 if (atp == NULL) { 1298 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1299 isp_dump_atpd(isp, tptr); 1300 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1301 xpt_done(ccb); 1302 continue; 1303 } 1304 1305 /* 1306 * Is this command a dead duck? 1307 */ 1308 if (atp->dead) { 1309 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1310 ccb->ccb_h.status = CAM_REQ_ABORTED; 1311 xpt_done(ccb); 1312 continue; 1313 } 1314 1315 /* 1316 * Check to make sure we're still in target mode. 1317 */ 1318 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1319 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1320 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1321 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1322 xpt_done(ccb); 1323 continue; 1324 } 1325 1326 /* 1327 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1328 * could be split into two CTIOs to split data and status). 1329 */ 1330 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1331 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); 1332 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1333 break; 1334 } 1335 1336 /* 1337 * Does the initiator expect FC-Tape style responses? 1338 */ 1339 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1340 fctape = 1; 1341 } else { 1342 fctape = 0; 1343 } 1344 1345 /* 1346 * If we already did the data xfer portion of a CTIO that sends data 1347 * and status, don't do it again and do the status portion now. 1348 */ 1349 if (atp->sendst) { 1350 isp_prt(isp, ISP_LOGTINFO, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1351 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1352 xfrlen = 0; /* we already did the data transfer */ 1353 atp->sendst = 0; 1354 } 1355 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1356 sendstatus = 1; 1357 } else { 1358 sendstatus = 0; 1359 } 1360 1361 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1362 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1363 /* 1364 * Sense length is not the entire sense data structure size. Periph 1365 * drivers don't seem to be setting sense_len to reflect the actual 1366 * size. We'll peek inside to get the right amount. 1367 */ 1368 sense_length = cso->sense_len; 1369 1370 /* 1371 * This 'cannot' happen 1372 */ 1373 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1374 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1375 } 1376 } else { 1377 sense_length = 0; 1378 } 1379 1380 memset(local, 0, QENTRY_LEN); 1381 1382 /* 1383 * Check for overflow 1384 */ 1385 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen; 1386 if (tmp > atp->orig_datalen) { 1387 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen); 1388 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1389 xpt_done(ccb); 1390 continue; 1391 } 1392 1393 if (IS_24XX(isp)) { 1394 ct7_entry_t *cto = (ct7_entry_t *) local; 1395 1396 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1397 cto->ct_header.rqs_entry_count = 1; 1398 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1399 ATPD_SET_SEQNO(cto, atp); 1400 cto->ct_nphdl = atp->nphdl; 1401 cto->ct_rxid = atp->tag; 1402 cto->ct_iid_lo = atp->portid; 1403 cto->ct_iid_hi = atp->portid >> 16; 1404 cto->ct_oxid = atp->oxid; 1405 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1406 cto->ct_timeout = 120; 1407 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1408 1409 /* 1410 * Mode 1, status, no data. Only possible when we are sending status, have 1411 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1412 * 1413 * Mode 2, status, no data. We have to use this in the case that 1414 * the sense data won't fit into a ct7_entry_t. 1415 * 1416 */ 1417 if (sendstatus && xfrlen == 0) { 1418 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1419 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1420 if (sense_length <= MAXRESPLEN_24XX) { 1421 if (resid < 0) { 1422 cto->ct_resid = -resid; 1423 } else if (resid > 0) { 1424 cto->ct_resid = resid; 1425 } 1426 cto->ct_flags |= CT7_FLAG_MODE1; 1427 cto->ct_scsi_status = cso->scsi_status; 1428 if (resid < 0) { 1429 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1430 } else if (resid > 0) { 1431 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1432 } 1433 if (fctape) { 1434 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1435 } 1436 if (sense_length) { 1437 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1438 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1439 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1440 } 1441 } else { 1442 bus_addr_t addr; 1443 char buf[XCMD_SIZE]; 1444 fcp_rsp_iu_t *rp; 1445 1446 if (atp->ests == NULL) { 1447 atp->ests = isp_get_ecmd(isp); 1448 if (atp->ests == NULL) { 1449 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1450 break; 1451 } 1452 } 1453 memset(buf, 0, sizeof (buf)); 1454 rp = (fcp_rsp_iu_t *)buf; 1455 if (fctape) { 1456 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1457 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1458 } 1459 cto->ct_flags |= CT7_FLAG_MODE2; 1460 rp->fcp_rsp_scsi_status = cso->scsi_status; 1461 if (resid < 0) { 1462 rp->fcp_rsp_resid = -resid; 1463 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1464 } else if (resid > 0) { 1465 rp->fcp_rsp_resid = resid; 1466 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1467 } 1468 if (sense_length) { 1469 rp->fcp_rsp_snslen = sense_length; 1470 cto->ct_senselen = sense_length; 1471 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1472 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1473 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1474 } else { 1475 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1476 } 1477 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1478 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1479 } 1480 addr = isp->isp_osinfo.ecmd_dma; 1481 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1482 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, 1483 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1484 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1485 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1486 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1487 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1488 } 1489 if (sense_length) { 1490 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__, 1491 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, 1492 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1493 } else { 1494 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1495 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1496 } 1497 atp->state = ATPD_STATE_LAST_CTIO; 1498 } 1499 1500 /* 1501 * Mode 0 data transfers, *possibly* with status. 1502 */ 1503 if (xfrlen != 0) { 1504 cto->ct_flags |= CT7_FLAG_MODE0; 1505 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1506 cto->ct_flags |= CT7_DATA_IN; 1507 } else { 1508 cto->ct_flags |= CT7_DATA_OUT; 1509 } 1510 1511 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1512 cto->rsp.m0.ct_xfrlen = xfrlen; 1513 1514 #ifdef DEBUG 1515 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1516 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1517 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1518 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1519 } 1520 #endif 1521 if (sendstatus) { 1522 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1523 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1524 cto->ct_flags |= CT7_SENDSTATUS; 1525 atp->state = ATPD_STATE_LAST_CTIO; 1526 if (fctape) { 1527 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1528 } 1529 } else { 1530 atp->sendst = 1; /* send status later */ 1531 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1532 atp->state = ATPD_STATE_CTIO; 1533 } 1534 } else { 1535 atp->state = ATPD_STATE_CTIO; 1536 } 1537 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__, 1538 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1539 } 1540 } else { 1541 ct2_entry_t *cto = (ct2_entry_t *) local; 1542 1543 if (isp->isp_osinfo.sixtyfourbit) 1544 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1545 else 1546 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1547 cto->ct_header.rqs_entry_count = 1; 1548 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1549 ATPD_SET_SEQNO(cto, atp); 1550 if (ISP_CAP_2KLOGIN(isp)) { 1551 ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl; 1552 } else { 1553 cto->ct_iid = atp->nphdl; 1554 if (ISP_CAP_SCCFW(isp) == 0) { 1555 cto->ct_lun = ccb->ccb_h.target_lun; 1556 } 1557 } 1558 cto->ct_timeout = 10; 1559 cto->ct_rxid = cso->tag_id; 1560 1561 /* 1562 * Mode 1, status, no data. Only possible when we are sending status, have 1563 * no data to transfer, and the sense length can fit in the ct7_entry. 1564 * 1565 * Mode 2, status, no data. We have to use this in the case the response 1566 * length won't fit into a ct2_entry_t. 1567 * 1568 * We'll fill out this structure with information as if this were a 1569 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1570 * needed based upon this. 1571 */ 1572 if (sendstatus && xfrlen == 0) { 1573 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1574 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1575 if (sense_length <= MAXRESPLEN) { 1576 if (resid < 0) { 1577 cto->ct_resid = -resid; 1578 } else if (resid > 0) { 1579 cto->ct_resid = resid; 1580 } 1581 cto->ct_flags |= CT2_FLAG_MODE1; 1582 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1583 if (resid < 0) { 1584 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1585 } else if (resid > 0) { 1586 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1587 } 1588 if (fctape) { 1589 cto->ct_flags |= CT2_CONFIRM; 1590 } 1591 if (sense_length) { 1592 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1593 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1594 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1595 } 1596 } else { 1597 bus_addr_t addr; 1598 char buf[XCMD_SIZE]; 1599 fcp_rsp_iu_t *rp; 1600 1601 if (atp->ests == NULL) { 1602 atp->ests = isp_get_ecmd(isp); 1603 if (atp->ests == NULL) { 1604 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1605 break; 1606 } 1607 } 1608 memset(buf, 0, sizeof (buf)); 1609 rp = (fcp_rsp_iu_t *)buf; 1610 if (fctape) { 1611 cto->ct_flags |= CT2_CONFIRM; 1612 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1613 } 1614 cto->ct_flags |= CT2_FLAG_MODE2; 1615 rp->fcp_rsp_scsi_status = cso->scsi_status; 1616 if (resid < 0) { 1617 rp->fcp_rsp_resid = -resid; 1618 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1619 } else if (resid > 0) { 1620 rp->fcp_rsp_resid = resid; 1621 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1622 } 1623 if (sense_length) { 1624 rp->fcp_rsp_snslen = sense_length; 1625 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1626 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1627 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1628 } else { 1629 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1630 } 1631 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1632 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1633 } 1634 addr = isp->isp_osinfo.ecmd_dma; 1635 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1636 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, 1637 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1638 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1639 if (isp->isp_osinfo.sixtyfourbit) { 1640 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1641 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1642 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1643 } else { 1644 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1645 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1646 } 1647 } 1648 if (sense_length) { 1649 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__, 1650 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1651 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1652 } else { 1653 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, 1654 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1655 } 1656 atp->state = ATPD_STATE_LAST_CTIO; 1657 } 1658 1659 if (xfrlen != 0) { 1660 cto->ct_flags |= CT2_FLAG_MODE0; 1661 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1662 cto->ct_flags |= CT2_DATA_IN; 1663 } else { 1664 cto->ct_flags |= CT2_DATA_OUT; 1665 } 1666 1667 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 1668 cto->rsp.m0.ct_xfrlen = xfrlen; 1669 1670 if (sendstatus) { 1671 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1672 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 1673 cto->ct_flags |= CT2_SENDSTATUS; 1674 atp->state = ATPD_STATE_LAST_CTIO; 1675 if (fctape) { 1676 cto->ct_flags |= CT2_CONFIRM; 1677 } 1678 } else { 1679 atp->sendst = 1; /* send status later */ 1680 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1681 atp->state = ATPD_STATE_CTIO; 1682 } 1683 } else { 1684 atp->state = ATPD_STATE_CTIO; 1685 } 1686 } 1687 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, 1688 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); 1689 } 1690 1691 if (isp_get_pcmd(isp, ccb)) { 1692 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 1693 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1694 break; 1695 } 1696 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 1697 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1698 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1699 isp_free_pcmd(isp, ccb); 1700 break; 1701 } 1702 atp->bytes_in_transit += xfrlen; 1703 PISP_PCMD(ccb)->datalen = xfrlen; 1704 1705 1706 /* 1707 * Call the dma setup routines for this entry (and any subsequent 1708 * CTIOs) if there's data to move, and then tell the f/w it's got 1709 * new things to play with. As with isp_start's usage of DMA setup, 1710 * any swizzling is done in the machine dependent layer. Because 1711 * of this, we put the request onto the queue area first in native 1712 * format. 1713 */ 1714 1715 if (IS_24XX(isp)) { 1716 ct7_entry_t *cto = (ct7_entry_t *) local; 1717 cto->ct_syshandle = handle; 1718 } else { 1719 ct2_entry_t *cto = (ct2_entry_t *) local; 1720 cto->ct_syshandle = handle; 1721 } 1722 1723 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1724 if (dmaresult != CMD_QUEUED) { 1725 isp_destroy_tgt_handle(isp, handle); 1726 isp_free_pcmd(isp, ccb); 1727 if (dmaresult == CMD_EAGAIN) { 1728 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1729 break; 1730 } 1731 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1732 xpt_done(ccb); 1733 continue; 1734 } 1735 isp->isp_nactive++; 1736 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 1737 if (xfrlen) { 1738 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 1739 } else { 1740 ccb->ccb_h.spriv_field0 = ~0; 1741 } 1742 atp->ctcnt++; 1743 atp->seqno++; 1744 } 1745 rls_lun_statep(isp, tptr); 1746 } 1747 1748 static void 1749 isp_refire_putback_atio(void *arg) 1750 { 1751 union ccb *ccb = arg; 1752 1753 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); 1754 isp_target_putback_atio(ccb); 1755 } 1756 1757 static void 1758 isp_refire_notify_ack(void *arg) 1759 { 1760 isp_tna_t *tp = arg; 1761 ispsoftc_t *isp = tp->isp; 1762 1763 ISP_ASSERT_LOCKED(isp); 1764 if (isp_notify_ack(isp, tp->not)) { 1765 callout_schedule(&tp->timer, 5); 1766 } else { 1767 free(tp, M_DEVBUF); 1768 } 1769 } 1770 1771 1772 static void 1773 isp_target_putback_atio(union ccb *ccb) 1774 { 1775 ispsoftc_t *isp; 1776 struct ccb_scsiio *cso; 1777 void *qe; 1778 at2_entry_t local, *at = &local; 1779 1780 isp = XS_ISP(ccb); 1781 1782 qe = isp_getrqentry(isp); 1783 if (qe == NULL) { 1784 xpt_print(ccb->ccb_h.path, 1785 "%s: Request Queue Overflow\n", __func__); 1786 callout_reset(&PISP_PCMD(ccb)->wdog, 10, 1787 isp_refire_putback_atio, ccb); 1788 return; 1789 } 1790 memset(qe, 0, QENTRY_LEN); 1791 cso = &ccb->csio; 1792 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1793 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1794 at->at_header.rqs_entry_count = 1; 1795 if (ISP_CAP_SCCFW(isp)) { 1796 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1797 #if __FreeBSD_version < 1000700 1798 if (at->at_scclun >= 256) 1799 at->at_scclun |= 0x4000; 1800 #endif 1801 } else { 1802 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1803 } 1804 at->at_status = CT_OK; 1805 at->at_rxid = cso->tag_id; 1806 at->at_iid = cso->ccb_h.target_id; 1807 isp_put_atio2(isp, at, qe); 1808 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1809 ISP_SYNC_REQUEST(isp); 1810 isp_complete_ctio(ccb); 1811 } 1812 1813 static void 1814 isp_complete_ctio(union ccb *ccb) 1815 { 1816 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1817 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1818 xpt_done(ccb); 1819 } 1820 } 1821 1822 static void 1823 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1824 { 1825 fcparam *fcp; 1826 lun_id_t lun; 1827 fcportdb_t *lp; 1828 tstate_t *tptr; 1829 struct ccb_accept_tio *atiop; 1830 uint16_t nphdl; 1831 atio_private_data_t *atp; 1832 inot_private_data_t *ntp; 1833 1834 /* 1835 * The firmware status (except for the QLTM_SVALID bit) 1836 * indicates why this ATIO was sent to us. 1837 * 1838 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1839 */ 1840 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1841 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1842 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1843 return; 1844 } 1845 1846 fcp = FCPARAM(isp, 0); 1847 if (ISP_CAP_SCCFW(isp)) { 1848 lun = aep->at_scclun; 1849 #if __FreeBSD_version < 1000700 1850 lun &= 0x3fff; 1851 #endif 1852 } else { 1853 lun = aep->at_lun; 1854 } 1855 if (ISP_CAP_2KLOGIN(isp)) { 1856 nphdl = ((at2e_entry_t *)aep)->at_iid; 1857 } else { 1858 nphdl = aep->at_iid; 1859 } 1860 tptr = get_lun_statep(isp, 0, lun); 1861 if (tptr == NULL) { 1862 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1863 if (tptr == NULL) { 1864 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 1865 if (lun == 0) { 1866 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1867 } else { 1868 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1869 } 1870 return; 1871 } 1872 } 1873 1874 /* 1875 * Start any commands pending resources first. 1876 */ 1877 if (tptr->restart_queue) { 1878 inot_private_data_t *restart_queue = tptr->restart_queue; 1879 tptr->restart_queue = NULL; 1880 while (restart_queue) { 1881 ntp = restart_queue; 1882 restart_queue = ntp->rd.nt.nt_hba; 1883 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1884 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1885 isp_put_ntpd(isp, tptr, ntp); 1886 /* 1887 * If a recursion caused the restart queue to start to fill again, 1888 * stop and splice the new list on top of the old list and restore 1889 * it and go to noresrc. 1890 */ 1891 if (tptr->restart_queue) { 1892 ntp = tptr->restart_queue; 1893 tptr->restart_queue = restart_queue; 1894 while (restart_queue->rd.nt.nt_hba) { 1895 restart_queue = restart_queue->rd.nt.nt_hba; 1896 } 1897 restart_queue->rd.nt.nt_hba = ntp; 1898 goto noresrc; 1899 } 1900 } 1901 } 1902 1903 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1904 if (atiop == NULL) { 1905 goto noresrc; 1906 } 1907 1908 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 1909 if (atp == NULL) { 1910 goto noresrc; 1911 } 1912 1913 atp->state = ATPD_STATE_ATIO; 1914 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1915 tptr->atio_count--; 1916 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 1917 atiop->ccb_h.target_id = fcp->isp_loopid; 1918 atiop->ccb_h.target_lun = lun; 1919 1920 /* 1921 * We don't get 'suggested' sense data as we do with SCSI cards. 1922 */ 1923 atiop->sense_len = 0; 1924 1925 /* 1926 * If we're not in the port database, add ourselves. 1927 */ 1928 if (IS_2100(isp)) 1929 atiop->init_id = nphdl; 1930 else { 1931 if ((isp_find_pdb_by_handle(isp, 0, nphdl, &lp) == 0 || 1932 lp->state == FC_PORTDB_STATE_ZOMBIE)) { 1933 uint64_t wwpn = 1934 (((uint64_t) aep->at_wwpn[0]) << 48) | 1935 (((uint64_t) aep->at_wwpn[1]) << 32) | 1936 (((uint64_t) aep->at_wwpn[2]) << 16) | 1937 (((uint64_t) aep->at_wwpn[3]) << 0); 1938 isp_add_wwn_entry(isp, 0, wwpn, INI_NONE, 1939 nphdl, PORT_ANY, 0); 1940 if (fcp->isp_loopstate > LOOP_LTEST_DONE) 1941 fcp->isp_loopstate = LOOP_LTEST_DONE; 1942 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, 0, 1943 ISPASYNC_CHANGE_PDB, nphdl, 0x06, 0xff); 1944 isp_find_pdb_by_handle(isp, 0, nphdl, &lp); 1945 } 1946 atiop->init_id = FC_PORTDB_TGT(isp, 0, lp); 1947 } 1948 atiop->cdb_len = ATIO2_CDBLEN; 1949 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1950 atiop->ccb_h.status = CAM_CDB_RECVD; 1951 atiop->tag_id = atp->tag; 1952 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1953 case ATIO2_TC_ATTR_SIMPLEQ: 1954 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1955 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1956 break; 1957 case ATIO2_TC_ATTR_HEADOFQ: 1958 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1959 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1960 break; 1961 case ATIO2_TC_ATTR_ORDERED: 1962 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1963 atiop->tag_action = MSG_ORDERED_Q_TAG; 1964 break; 1965 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1966 case ATIO2_TC_ATTR_UNTAGGED: 1967 default: 1968 atiop->tag_action = 0; 1969 break; 1970 } 1971 1972 atp->orig_datalen = aep->at_datalen; 1973 atp->bytes_xfered = 0; 1974 atp->lun = lun; 1975 atp->nphdl = nphdl; 1976 atp->sid = PORT_ANY; 1977 atp->oxid = aep->at_oxid; 1978 atp->cdb0 = aep->at_cdb[0]; 1979 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 1980 atp->state = ATPD_STATE_CAM; 1981 xpt_done((union ccb *)atiop); 1982 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); 1983 rls_lun_statep(isp, tptr); 1984 return; 1985 noresrc: 1986 ntp = isp_get_ntpd(isp, tptr); 1987 if (ntp == NULL) { 1988 rls_lun_statep(isp, tptr); 1989 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 1990 return; 1991 } 1992 memcpy(ntp->rd.data, aep, QENTRY_LEN); 1993 ntp->rd.nt.nt_hba = tptr->restart_queue; 1994 tptr->restart_queue = ntp; 1995 rls_lun_statep(isp, tptr); 1996 } 1997 1998 static void 1999 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2000 { 2001 int cdbxlen; 2002 lun_id_t lun; 2003 uint16_t chan, nphdl = NIL_HANDLE; 2004 uint32_t did, sid; 2005 fcportdb_t *lp; 2006 tstate_t *tptr; 2007 struct ccb_accept_tio *atiop; 2008 atio_private_data_t *atp = NULL; 2009 atio_private_data_t *oatp; 2010 inot_private_data_t *ntp; 2011 2012 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2013 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2014 #if __FreeBSD_version >= 1000700 2015 lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun)); 2016 #else 2017 lun = (aep->at_cmnd.fcp_cmnd_lun[0] & 0x3f << 8) | 2018 aep->at_cmnd.fcp_cmnd_lun[1]; 2019 #endif 2020 2021 /* 2022 * Find the N-port handle, and Virtual Port Index for this command. 2023 * 2024 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2025 * We also, as a matter of course, need to know the WWN of the initiator too. 2026 */ 2027 if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) { 2028 /* 2029 * Find the right channel based upon D_ID 2030 */ 2031 isp_find_chan_by_did(isp, did, &chan); 2032 2033 if (chan == ISP_NOCHAN) { 2034 NANOTIME_T now; 2035 2036 /* 2037 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2038 * It's a bit tricky here as we need to stash this command *somewhere*. 2039 */ 2040 GET_NANOTIME(&now); 2041 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2042 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2043 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2044 return; 2045 } 2046 tptr = get_lun_statep(isp, 0, 0); 2047 if (tptr == NULL) { 2048 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2049 if (tptr == NULL) { 2050 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); 2051 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2052 return; 2053 } 2054 } 2055 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2056 goto noresrc; 2057 } 2058 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); 2059 } else { 2060 chan = 0; 2061 } 2062 2063 /* 2064 * Find the PDB entry for this initiator 2065 */ 2066 if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) { 2067 /* 2068 * If we're not in the port database terminate the exchange. 2069 */ 2070 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", 2071 __func__, aep->at_rxid, did, chan, sid); 2072 isp_dump_portdb(isp, chan); 2073 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2074 return; 2075 } 2076 nphdl = lp->handle; 2077 2078 /* 2079 * Get the tstate pointer 2080 */ 2081 tptr = get_lun_statep(isp, chan, lun); 2082 if (tptr == NULL) { 2083 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2084 if (tptr == NULL) { 2085 isp_prt(isp, ISP_LOGWARN, 2086 "%s: [0x%x] no state pointer for lun %jx or wildcard", 2087 __func__, aep->at_rxid, (uintmax_t)lun); 2088 if (lun == 0) { 2089 isp_endcmd(isp, aep, nphdl, SCSI_STATUS_BUSY, 0); 2090 } else { 2091 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2092 } 2093 return; 2094 } 2095 } 2096 2097 /* 2098 * Start any commands pending resources first. 2099 */ 2100 if (tptr->restart_queue) { 2101 inot_private_data_t *restart_queue = tptr->restart_queue; 2102 tptr->restart_queue = NULL; 2103 while (restart_queue) { 2104 ntp = restart_queue; 2105 restart_queue = ntp->rd.nt.nt_hba; 2106 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2107 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2108 isp_put_ntpd(isp, tptr, ntp); 2109 /* 2110 * If a recursion caused the restart queue to start to fill again, 2111 * stop and splice the new list on top of the old list and restore 2112 * it and go to noresrc. 2113 */ 2114 if (tptr->restart_queue) { 2115 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__); 2116 if (restart_queue) { 2117 ntp = tptr->restart_queue; 2118 tptr->restart_queue = restart_queue; 2119 while (restart_queue->rd.nt.nt_hba) { 2120 restart_queue = restart_queue->rd.nt.nt_hba; 2121 } 2122 restart_queue->rd.nt.nt_hba = ntp; 2123 } 2124 goto noresrc; 2125 } 2126 } 2127 } 2128 2129 /* 2130 * If the f/w is out of resources, just send a BUSY status back. 2131 */ 2132 if (aep->at_rxid == AT7_NORESRC_RXID) { 2133 rls_lun_statep(isp, tptr); 2134 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2135 return; 2136 } 2137 2138 /* 2139 * If we're out of resources, just send a BUSY status back. 2140 */ 2141 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2142 if (atiop == NULL) { 2143 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2144 goto noresrc; 2145 } 2146 2147 oatp = isp_find_atpd(isp, tptr, aep->at_rxid); 2148 if (oatp) { 2149 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", 2150 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2151 /* 2152 * It's not a "no resource" condition- but we can treat it like one 2153 */ 2154 goto noresrc; 2155 } 2156 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 2157 if (atp == NULL) { 2158 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2159 goto noresrc; 2160 } 2161 atp->word3 = lp->prli_word3; 2162 atp->state = ATPD_STATE_ATIO; 2163 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2164 tptr->atio_count--; 2165 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2166 atiop->init_id = FC_PORTDB_TGT(isp, chan, lp); 2167 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2168 atiop->ccb_h.target_lun = lun; 2169 atiop->sense_len = 0; 2170 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2171 if (cdbxlen) { 2172 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2173 } 2174 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2175 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2176 atiop->cdb_len = cdbxlen; 2177 atiop->ccb_h.status = CAM_CDB_RECVD; 2178 atiop->tag_id = atp->tag; 2179 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2180 case FCP_CMND_TASK_ATTR_SIMPLE: 2181 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2182 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2183 break; 2184 case FCP_CMND_TASK_ATTR_HEAD: 2185 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2186 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2187 break; 2188 case FCP_CMND_TASK_ATTR_ORDERED: 2189 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2190 atiop->tag_action = MSG_ORDERED_Q_TAG; 2191 break; 2192 default: 2193 /* FALLTHROUGH */ 2194 case FCP_CMND_TASK_ATTR_ACA: 2195 case FCP_CMND_TASK_ATTR_UNTAGGED: 2196 atiop->tag_action = 0; 2197 break; 2198 } 2199 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2200 atp->bytes_xfered = 0; 2201 atp->lun = lun; 2202 atp->nphdl = nphdl; 2203 atp->portid = sid; 2204 atp->oxid = aep->at_hdr.ox_id; 2205 atp->rxid = aep->at_hdr.rx_id; 2206 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2207 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2208 atp->state = ATPD_STATE_CAM; 2209 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u", 2210 aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 2211 xpt_done((union ccb *)atiop); 2212 rls_lun_statep(isp, tptr); 2213 return; 2214 noresrc: 2215 if (atp) { 2216 isp_put_atpd(isp, tptr, atp); 2217 } 2218 ntp = isp_get_ntpd(isp, tptr); 2219 if (ntp == NULL) { 2220 rls_lun_statep(isp, tptr); 2221 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2222 return; 2223 } 2224 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2225 ntp->rd.nt.nt_hba = tptr->restart_queue; 2226 tptr->restart_queue = ntp; 2227 rls_lun_statep(isp, tptr); 2228 } 2229 2230 2231 /* 2232 * Handle starting an SRR (sequence retransmit request) 2233 * We get here when we've gotten the immediate notify 2234 * and the return of all outstanding CTIOs for this 2235 * transaction. 2236 */ 2237 static void 2238 isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 2239 { 2240 in_fcentry_24xx_t *inot; 2241 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2242 union ccb *ccb; 2243 2244 inot = (in_fcentry_24xx_t *)atp->srr; 2245 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2246 ccb = atp->srr_ccb; 2247 atp->srr_ccb = NULL; 2248 atp->nsrr++; 2249 if (ccb == NULL) { 2250 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2251 goto fail; 2252 } 2253 2254 ccb_off = ccb->ccb_h.spriv_field0; 2255 ccb_len = ccb->csio.dxfer_len; 2256 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2257 2258 switch (inot->in_srr_iu) { 2259 case R_CTL_INFO_SOLICITED_DATA: 2260 /* 2261 * We have to restart a FCP_DATA data out transaction 2262 */ 2263 atp->sendst = 0; 2264 atp->bytes_xfered = srr_off; 2265 if (ccb_len == 0) { 2266 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2267 goto mdp; 2268 } 2269 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2270 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); 2271 goto mdp; 2272 } 2273 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); 2274 break; 2275 case R_CTL_INFO_COMMAND_STATUS: 2276 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2277 atp->sendst = 1; 2278 /* 2279 * We have to restart a FCP_RSP IU transaction 2280 */ 2281 break; 2282 case R_CTL_INFO_DATA_DESCRIPTOR: 2283 /* 2284 * We have to restart an FCP DATA in transaction 2285 */ 2286 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2287 goto fail; 2288 2289 default: 2290 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2291 goto fail; 2292 } 2293 2294 /* 2295 * We can't do anything until this is acked, so we might as well start it now. 2296 * We aren't going to do the usual asynchronous ack issue because we need 2297 * to make sure this gets on the wire first. 2298 */ 2299 if (isp_notify_ack(isp, inot)) { 2300 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2301 goto fail; 2302 } 2303 isp_target_start_ctio(isp, ccb, FROM_SRR); 2304 return; 2305 fail: 2306 inot->in_reserved = 1; 2307 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2308 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2309 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2310 isp_complete_ctio(ccb); 2311 return; 2312 mdp: 2313 if (isp_notify_ack(isp, inot)) { 2314 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2315 goto fail; 2316 } 2317 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2318 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2319 /* 2320 * This is not a strict interpretation of MDP, but it's close 2321 */ 2322 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2323 ccb->csio.msg_len = 7; 2324 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2325 ccb->csio.msg_ptr[1] = 5; 2326 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2327 ccb->csio.msg_ptr[3] = srr_off >> 24; 2328 ccb->csio.msg_ptr[4] = srr_off >> 16; 2329 ccb->csio.msg_ptr[5] = srr_off >> 8; 2330 ccb->csio.msg_ptr[6] = srr_off; 2331 isp_complete_ctio(ccb); 2332 } 2333 2334 2335 static void 2336 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2337 { 2338 tstate_t *tptr; 2339 in_fcentry_24xx_t *inot = inot_raw; 2340 atio_private_data_t *atp; 2341 uint32_t tag = inot->in_rxid; 2342 uint32_t bus = inot->in_vpidx; 2343 2344 if (!IS_24XX(isp)) { 2345 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2346 return; 2347 } 2348 2349 tptr = get_lun_statep_from_tag(isp, bus, tag); 2350 if (tptr == NULL) { 2351 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag); 2352 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2353 return; 2354 } 2355 atp = isp_find_atpd(isp, tptr, tag); 2356 if (atp == NULL) { 2357 rls_lun_statep(isp, tptr); 2358 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2359 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2360 return; 2361 } 2362 atp->srr_notify_rcvd = 1; 2363 memcpy(atp->srr, inot, sizeof (atp->srr)); 2364 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, 2365 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2366 if (atp->srr_ccb) 2367 isp_handle_srr_start(isp, tptr, atp); 2368 rls_lun_statep(isp, tptr); 2369 } 2370 2371 static void 2372 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2373 { 2374 union ccb *ccb; 2375 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0; 2376 tstate_t *tptr = NULL; 2377 atio_private_data_t *atp = NULL; 2378 int bus; 2379 uint32_t handle, moved_data = 0, data_requested; 2380 2381 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2382 ccb = isp_find_xs_tgt(isp, handle); 2383 if (ccb == NULL) { 2384 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2385 return; 2386 } 2387 isp_destroy_tgt_handle(isp, handle); 2388 data_requested = PISP_PCMD(ccb)->datalen; 2389 isp_free_pcmd(isp, ccb); 2390 if (isp->isp_nactive) { 2391 isp->isp_nactive--; 2392 } 2393 2394 bus = XS_CHANNEL(ccb); 2395 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2396 if (tptr == NULL) { 2397 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2398 } 2399 if (tptr == NULL) { 2400 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id); 2401 return; 2402 } 2403 2404 if (IS_24XX(isp)) { 2405 atp = isp_find_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid); 2406 } else { 2407 atp = isp_find_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid); 2408 } 2409 if (atp == NULL) { 2410 /* 2411 * XXX: isp_clear_commands() generates fake CTIO with zero 2412 * ct_rxid value, filling only ct_syshandle. Workaround 2413 * that using tag_id from the CCB, pointed by ct_syshandle. 2414 */ 2415 atp = isp_find_atpd(isp, tptr, ccb->csio.tag_id); 2416 } 2417 if (atp == NULL) { 2418 rls_lun_statep(isp, tptr); 2419 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2420 return; 2421 } 2422 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2423 atp->bytes_in_transit -= data_requested; 2424 atp->ctcnt -= 1; 2425 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2426 2427 if (IS_24XX(isp)) { 2428 ct7_entry_t *ct = arg; 2429 2430 if (ct->ct_nphdl == CT7_SRR) { 2431 atp->srr_ccb = ccb; 2432 if (atp->srr_notify_rcvd) 2433 isp_handle_srr_start(isp, tptr, atp); 2434 rls_lun_statep(isp, tptr); 2435 return; 2436 } 2437 if (ct->ct_nphdl == CT_HBA_RESET) { 2438 failure = CAM_UNREC_HBA_ERROR; 2439 } else { 2440 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2441 ok = (ct->ct_nphdl == CT7_OK); 2442 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2443 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2444 resid = ct->ct_resid; 2445 moved_data = data_requested - resid; 2446 } 2447 } 2448 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), 2449 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2450 } else { 2451 ct2_entry_t *ct = arg; 2452 if (ct->ct_status == CT_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 isp_target_putback_atio(ccb); 2458 return; 2459 } 2460 if (ct->ct_status == CT_HBA_RESET) { 2461 failure = CAM_UNREC_HBA_ERROR; 2462 } else { 2463 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2464 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2465 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2466 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2467 resid = ct->ct_resid; 2468 moved_data = data_requested - resid; 2469 } 2470 } 2471 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), 2472 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2473 } 2474 if (ok) { 2475 if (moved_data) { 2476 atp->bytes_xfered += moved_data; 2477 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 2478 } 2479 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2480 ccb->ccb_h.status |= CAM_SENT_SENSE; 2481 } 2482 ccb->ccb_h.status |= CAM_REQ_CMP; 2483 } else { 2484 notify_cam = 1; 2485 if (failure == CAM_UNREC_HBA_ERROR) 2486 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2487 else 2488 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2489 } 2490 atp->state = ATPD_STATE_PDON; 2491 rls_lun_statep(isp, tptr); 2492 2493 /* 2494 * We never *not* notify CAM when there has been any error (ok == 0), 2495 * so we never need to do an ATIO putback if we're not notifying CAM. 2496 */ 2497 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 2498 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 2499 if (notify_cam == 0) { 2500 if (atp->sendst) { 2501 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 2502 } 2503 return; 2504 } 2505 2506 /* 2507 * We're telling CAM we're done with this CTIO transaction. 2508 * 2509 * 24XX cards never need an ATIO put back. 2510 * 2511 * Other cards need one put back only on error. 2512 * In the latter case, a timeout will re-fire 2513 * and try again in case we didn't have 2514 * queue resources to do so at first. In any case, 2515 * once the putback is done we do the completion 2516 * call. 2517 */ 2518 if (ok || IS_24XX(isp)) { 2519 isp_complete_ctio(ccb); 2520 } else { 2521 isp_target_putback_atio(ccb); 2522 } 2523 } 2524 2525 static void 2526 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2527 { 2528 int needack = 1; 2529 switch (inp->in_status) { 2530 case IN_PORT_LOGOUT: 2531 /* 2532 * XXX: Need to delete this initiator's WWN from the database 2533 * XXX: Need to send this LOGOUT upstream 2534 */ 2535 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2536 break; 2537 case IN_PORT_CHANGED: 2538 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2539 break; 2540 case IN_GLOBAL_LOGO: 2541 isp_del_all_wwn_entries(isp, 0); 2542 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2543 break; 2544 case IN_ABORT_TASK: 2545 { 2546 tstate_t *tptr; 2547 uint16_t nphdl, lun; 2548 uint32_t sid; 2549 uint64_t wwn; 2550 atio_private_data_t *atp; 2551 fcportdb_t *lp; 2552 struct ccb_immediate_notify *inot = NULL; 2553 2554 if (ISP_CAP_SCCFW(isp)) { 2555 lun = inp->in_scclun; 2556 #if __FreeBSD_version < 1000700 2557 lun &= 0x3fff; 2558 #endif 2559 } else { 2560 lun = inp->in_lun; 2561 } 2562 if (ISP_CAP_2KLOGIN(isp)) { 2563 nphdl = ((in_fcentry_e_t *)inp)->in_iid; 2564 } else { 2565 nphdl = inp->in_iid; 2566 } 2567 if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) { 2568 wwn = lp->port_wwn; 2569 sid = lp->portid; 2570 } else { 2571 wwn = INI_ANY; 2572 sid = PORT_ANY; 2573 } 2574 tptr = get_lun_statep(isp, 0, lun); 2575 if (tptr == NULL) { 2576 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2577 if (tptr == NULL) { 2578 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %x, but no tstate", lun); 2579 return; 2580 } 2581 } 2582 atp = isp_find_atpd(isp, tptr, inp->in_seqid); 2583 2584 if (atp) { 2585 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2586 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2587 if (inot) { 2588 tptr->inot_count--; 2589 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2590 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2591 } else { 2592 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n"); 2593 } 2594 } else { 2595 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2596 } 2597 if (inot) { 2598 isp_notify_t tmp, *nt = &tmp; 2599 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2600 nt->nt_hba = isp; 2601 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2602 nt->nt_wwn = wwn; 2603 nt->nt_nphdl = nphdl; 2604 nt->nt_sid = sid; 2605 nt->nt_did = PORT_ANY; 2606 nt->nt_lun = lun; 2607 nt->nt_need_ack = 1; 2608 nt->nt_channel = 0; 2609 nt->nt_ncode = NT_ABORT_TASK; 2610 nt->nt_lreserved = inot; 2611 isp_handle_platform_target_tmf(isp, nt); 2612 needack = 0; 2613 } 2614 rls_lun_statep(isp, tptr); 2615 break; 2616 } 2617 default: 2618 break; 2619 } 2620 if (needack) { 2621 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 2622 } 2623 } 2624 2625 static void 2626 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2627 { 2628 uint16_t nphdl; 2629 uint16_t prli_options = 0; 2630 uint32_t portid; 2631 fcportdb_t *lp; 2632 char *msg = NULL; 2633 uint8_t *ptr = (uint8_t *)inot; 2634 uint64_t wwpn = INI_NONE, wwnn = INI_NONE; 2635 2636 nphdl = inot->in_nphdl; 2637 if (nphdl != NIL_HANDLE) { 2638 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2639 } else { 2640 portid = PORT_ANY; 2641 } 2642 2643 switch (inot->in_status) { 2644 case IN24XX_ELS_RCVD: 2645 { 2646 char buf[16]; 2647 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2648 2649 /* 2650 * Note that we're just getting notification that an ELS was received 2651 * (possibly with some associated information sent upstream). This is 2652 * *not* the same as being given the ELS frame to accept or reject. 2653 */ 2654 switch (inot->in_status_subcode) { 2655 case LOGO: 2656 msg = "LOGO"; 2657 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2658 isp_del_wwn_entry(isp, chan, wwpn, nphdl, portid); 2659 break; 2660 case PRLO: 2661 msg = "PRLO"; 2662 break; 2663 case PLOGI: 2664 msg = "PLOGI"; 2665 wwnn = be64dec(&ptr[IN24XX_PLOGI_WWNN_OFF]); 2666 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2667 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2668 nphdl, portid, prli_options); 2669 break; 2670 case PRLI: 2671 msg = "PRLI"; 2672 prli_options = inot->in_prli_options; 2673 if (inot->in_flags & IN24XX_FLAG_PN_NN_VALID) 2674 wwnn = be64dec(&ptr[IN24XX_PRLI_WWNN_OFF]); 2675 wwpn = be64dec(&ptr[IN24XX_PRLI_WWPN_OFF]); 2676 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2677 nphdl, portid, prli_options); 2678 break; 2679 case PDISC: 2680 msg = "PDISC"; 2681 break; 2682 case ADISC: 2683 msg = "ADISC"; 2684 break; 2685 default: 2686 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2687 msg = buf; 2688 break; 2689 } 2690 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2691 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); 2692 break; 2693 } 2694 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, 2695 inot->in_rxid, inot->in_oxid); 2696 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2697 break; 2698 } 2699 2700 case IN24XX_PORT_LOGOUT: 2701 msg = "PORT LOGOUT"; 2702 if (isp_find_pdb_by_handle(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2703 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2704 } 2705 /* FALLTHROUGH */ 2706 case IN24XX_PORT_CHANGED: 2707 if (msg == NULL) 2708 msg = "PORT CHANGED"; 2709 /* FALLTHROUGH */ 2710 case IN24XX_LIP_RESET: 2711 if (msg == NULL) 2712 msg = "LIP RESET"; 2713 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); 2714 2715 /* 2716 * All subcodes here are irrelevant. What is relevant 2717 * is that we need to terminate all active commands from 2718 * this initiator (known by N-port handle). 2719 */ 2720 /* XXX IMPLEMENT XXX */ 2721 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2722 break; 2723 2724 case IN24XX_SRR_RCVD: 2725 #ifdef ISP_TARGET_MODE 2726 isp_handle_srr_notify(isp, inot); 2727 break; 2728 #else 2729 if (msg == NULL) 2730 msg = "SRR RCVD"; 2731 /* FALLTHROUGH */ 2732 #endif 2733 case IN24XX_LINK_RESET: 2734 if (msg == NULL) 2735 msg = "LINK RESET"; 2736 case IN24XX_LINK_FAILED: 2737 if (msg == NULL) 2738 msg = "LINK FAILED"; 2739 default: 2740 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), msg); 2741 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2742 break; 2743 } 2744 } 2745 2746 static int 2747 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 2748 { 2749 2750 if (isp->isp_state != ISP_RUNSTATE) { 2751 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2752 return (0); 2753 } 2754 2755 /* 2756 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2757 */ 2758 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2759 ct7_entry_t local, *cto = &local; 2760 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2761 fcportdb_t *lp; 2762 uint32_t sid; 2763 uint16_t nphdl; 2764 2765 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2766 if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) { 2767 nphdl = lp->handle; 2768 } else { 2769 nphdl = NIL_HANDLE; 2770 } 2771 ISP_MEMZERO(&local, sizeof (local)); 2772 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2773 cto->ct_header.rqs_entry_count = 1; 2774 cto->ct_nphdl = nphdl; 2775 cto->ct_rxid = aep->at_rxid; 2776 cto->ct_vpidx = mp->nt_channel; 2777 cto->ct_iid_lo = sid; 2778 cto->ct_iid_hi = sid >> 16; 2779 cto->ct_oxid = aep->at_hdr.ox_id; 2780 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2781 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2782 return (isp_target_put_entry(isp, &local)); 2783 } 2784 2785 /* 2786 * This case is for a responding to an ABTS frame 2787 */ 2788 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2789 2790 /* 2791 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2792 */ 2793 if (mp->nt_need_ack) { 2794 uint8_t storage[QENTRY_LEN]; 2795 ct7_entry_t *cto = (ct7_entry_t *) storage; 2796 abts_t *abts = (abts_t *)mp->nt_lreserved; 2797 2798 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2799 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2800 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2801 cto->ct_header.rqs_entry_count = 1; 2802 cto->ct_nphdl = mp->nt_nphdl; 2803 cto->ct_rxid = abts->abts_rxid_task; 2804 cto->ct_iid_lo = mp->nt_sid; 2805 cto->ct_iid_hi = mp->nt_sid >> 16; 2806 cto->ct_oxid = abts->abts_ox_id; 2807 cto->ct_vpidx = mp->nt_channel; 2808 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2809 if (isp_target_put_entry(isp, cto)) { 2810 return (ENOMEM); 2811 } 2812 mp->nt_need_ack = 0; 2813 } 2814 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2815 return (ENOMEM); 2816 } else { 2817 return (0); 2818 } 2819 } 2820 2821 /* 2822 * Handle logout cases here 2823 */ 2824 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2825 isp_del_all_wwn_entries(isp, mp->nt_channel); 2826 } 2827 2828 if (mp->nt_ncode == NT_LOGOUT) { 2829 if (!IS_2100(isp) && IS_FC(isp)) { 2830 isp_del_wwn_entries(isp, mp); 2831 } 2832 } 2833 2834 /* 2835 * General purpose acknowledgement 2836 */ 2837 if (mp->nt_need_ack) { 2838 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2839 /* 2840 * Don't need to use the guaranteed send because the caller can retry 2841 */ 2842 return (isp_notify_ack(isp, mp->nt_lreserved)); 2843 } 2844 return (0); 2845 } 2846 2847 /* 2848 * Handle task management functions. 2849 * 2850 * We show up here with a notify structure filled out. 2851 * 2852 * The nt_lreserved tag points to the original queue entry 2853 */ 2854 static void 2855 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2856 { 2857 tstate_t *tptr; 2858 fcportdb_t *lp; 2859 struct ccb_immediate_notify *inot; 2860 inot_private_data_t *ntp = NULL; 2861 lun_id_t lun; 2862 2863 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2864 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2865 /* 2866 * NB: This assignment is necessary because of tricky type conversion. 2867 * XXX: This is tricky and I need to check this. If the lun isn't known 2868 * XXX: for the task management function, it does not of necessity follow 2869 * XXX: that it should go up stream to the wildcard listener. 2870 */ 2871 if (notify->nt_lun == LUN_ANY) { 2872 lun = CAM_LUN_WILDCARD; 2873 } else { 2874 lun = notify->nt_lun; 2875 } 2876 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2877 if (tptr == NULL) { 2878 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2879 if (tptr == NULL) { 2880 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2881 goto bad; 2882 } 2883 } 2884 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2885 if (inot == NULL) { 2886 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2887 goto bad; 2888 } 2889 2890 if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 && 2891 isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) { 2892 inot->initiator_id = CAM_TARGET_WILDCARD; 2893 } else { 2894 inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp); 2895 } 2896 inot->seq_id = notify->nt_tagval; 2897 inot->tag_id = notify->nt_tagval >> 32; 2898 2899 switch (notify->nt_ncode) { 2900 case NT_ABORT_TASK: 2901 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2902 inot->arg = MSG_ABORT_TASK; 2903 break; 2904 case NT_ABORT_TASK_SET: 2905 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2906 inot->arg = MSG_ABORT_TASK_SET; 2907 break; 2908 case NT_CLEAR_ACA: 2909 inot->arg = MSG_CLEAR_ACA; 2910 break; 2911 case NT_CLEAR_TASK_SET: 2912 inot->arg = MSG_CLEAR_TASK_SET; 2913 break; 2914 case NT_LUN_RESET: 2915 inot->arg = MSG_LOGICAL_UNIT_RESET; 2916 break; 2917 case NT_TARGET_RESET: 2918 inot->arg = MSG_TARGET_RESET; 2919 break; 2920 case NT_QUERY_TASK_SET: 2921 inot->arg = MSG_QUERY_TASK_SET; 2922 break; 2923 case NT_QUERY_ASYNC_EVENT: 2924 inot->arg = MSG_QUERY_ASYNC_EVENT; 2925 break; 2926 default: 2927 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); 2928 goto bad; 2929 } 2930 2931 ntp = isp_get_ntpd(isp, tptr); 2932 if (ntp == NULL) { 2933 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2934 goto bad; 2935 } 2936 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2937 if (notify->nt_lreserved) { 2938 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2939 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2940 } 2941 ntp->rd.seq_id = notify->nt_tagval; 2942 ntp->rd.tag_id = notify->nt_tagval >> 32; 2943 2944 tptr->inot_count--; 2945 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2946 rls_lun_statep(isp, tptr); 2947 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2948 inot->ccb_h.status = CAM_MESSAGE_RECV; 2949 xpt_done((union ccb *)inot); 2950 return; 2951 bad: 2952 if (tptr) { 2953 rls_lun_statep(isp, tptr); 2954 } 2955 if (notify->nt_need_ack && notify->nt_lreserved) { 2956 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2957 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 2958 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 2959 } 2960 } else { 2961 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 2962 } 2963 } 2964 } 2965 2966 /* 2967 * Find the associated private data and mark it as dead so 2968 * we don't try to work on it any further. 2969 */ 2970 static void 2971 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 2972 { 2973 tstate_t *tptr; 2974 atio_private_data_t *atp; 2975 union ccb *accb = ccb->cab.abort_ccb; 2976 2977 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 2978 if (tptr == NULL) { 2979 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 2980 if (tptr == NULL) { 2981 ccb->ccb_h.status = CAM_REQ_INVALID; 2982 return; 2983 } 2984 } 2985 2986 atp = isp_find_atpd(isp, tptr, accb->atio.tag_id); 2987 if (atp == NULL) { 2988 ccb->ccb_h.status = CAM_REQ_INVALID; 2989 } else { 2990 atp->dead = 1; 2991 ccb->ccb_h.status = CAM_REQ_CMP; 2992 } 2993 rls_lun_statep(isp, tptr); 2994 } 2995 2996 static void 2997 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 2998 { 2999 atio_private_data_t *atp; 3000 inot_private_data_t *restart_queue = tptr->restart_queue; 3001 3002 /* 3003 * First, clean any commands pending restart 3004 */ 3005 tptr->restart_queue = NULL; 3006 while (restart_queue) { 3007 uint32_t this_tag_id; 3008 inot_private_data_t *ntp = restart_queue; 3009 3010 restart_queue = ntp->rd.nt.nt_hba; 3011 3012 if (IS_24XX(isp)) { 3013 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3014 } else { 3015 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3016 } 3017 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3018 isp_put_ntpd(isp, tptr, ntp); 3019 } else { 3020 ntp->rd.nt.nt_hba = tptr->restart_queue; 3021 tptr->restart_queue = ntp; 3022 } 3023 } 3024 3025 /* 3026 * Now mark other ones dead as well. 3027 */ 3028 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3029 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3030 atp->dead = 1; 3031 } 3032 } 3033 } 3034 #endif 3035 3036 static void 3037 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3038 { 3039 struct cam_sim *sim; 3040 int bus, tgt; 3041 ispsoftc_t *isp; 3042 3043 sim = (struct cam_sim *)cbarg; 3044 isp = (ispsoftc_t *) cam_sim_softc(sim); 3045 bus = cam_sim_bus(sim); 3046 tgt = xpt_path_target_id(path); 3047 3048 switch (code) { 3049 case AC_LOST_DEVICE: 3050 if (IS_SCSI(isp)) { 3051 uint16_t oflags, nflags; 3052 sdparam *sdp = SDPARAM(isp, bus); 3053 3054 if (tgt >= 0) { 3055 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3056 nflags &= DPARM_SAFE_DFLT; 3057 if (isp->isp_loaded_fw) { 3058 nflags |= DPARM_NARROW | DPARM_ASYNC; 3059 } 3060 oflags = sdp->isp_devparam[tgt].goal_flags; 3061 sdp->isp_devparam[tgt].goal_flags = nflags; 3062 sdp->isp_devparam[tgt].dev_update = 1; 3063 sdp->update = 1; 3064 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3065 sdp->isp_devparam[tgt].goal_flags = oflags; 3066 } 3067 } 3068 break; 3069 default: 3070 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3071 break; 3072 } 3073 } 3074 3075 static void 3076 isp_poll(struct cam_sim *sim) 3077 { 3078 ispsoftc_t *isp = cam_sim_softc(sim); 3079 uint16_t isr, sema, info; 3080 3081 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 3082 isp_intr(isp, isr, sema, info); 3083 } 3084 3085 3086 static void 3087 isp_watchdog(void *arg) 3088 { 3089 struct ccb_scsiio *xs = arg; 3090 ispsoftc_t *isp; 3091 uint32_t ohandle = ISP_HANDLE_FREE, handle; 3092 3093 isp = XS_ISP(xs); 3094 3095 handle = isp_find_handle(isp, xs); 3096 3097 /* 3098 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 3099 */ 3100 if (handle != ISP_HANDLE_FREE) { 3101 uint16_t isr, sema, info; 3102 if (ISP_READ_ISR(isp, &isr, &sema, &info) != 0) 3103 isp_intr(isp, isr, sema, info); 3104 ohandle = handle; 3105 handle = isp_find_handle(isp, xs); 3106 } 3107 if (handle != ISP_HANDLE_FREE) { 3108 /* 3109 * Try and make sure the command is really dead before 3110 * we release the handle (and DMA resources) for reuse. 3111 * 3112 * If we are successful in aborting the command then 3113 * we're done here because we'll get the command returned 3114 * back separately. 3115 */ 3116 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3117 return; 3118 } 3119 3120 /* 3121 * Note that after calling the above, the command may in 3122 * fact have been completed. 3123 */ 3124 xs = isp_find_xs(isp, handle); 3125 3126 /* 3127 * If the command no longer exists, then we won't 3128 * be able to find the xs again with this handle. 3129 */ 3130 if (xs == NULL) { 3131 return; 3132 } 3133 3134 /* 3135 * After this point, the command is really dead. 3136 */ 3137 if (XS_XFRLEN(xs)) { 3138 ISP_DMAFREE(isp, xs, handle); 3139 } 3140 isp_destroy_handle(isp, handle); 3141 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3142 xs->ccb_h.status &= ~CAM_STATUS_MASK; 3143 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 3144 isp_prt_endcmd(isp, xs); 3145 isp_done(xs); 3146 } else { 3147 if (ohandle != ISP_HANDLE_FREE) { 3148 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 3149 } else { 3150 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 3151 } 3152 } 3153 } 3154 3155 static void 3156 isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 3157 { 3158 union ccb *ccb; 3159 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3160 3161 /* 3162 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 3163 */ 3164 ccb = xpt_alloc_ccb_nowait(); 3165 if (ccb == NULL) { 3166 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3167 return; 3168 } 3169 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 3170 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3171 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 3172 xpt_free_ccb(ccb); 3173 return; 3174 } 3175 xpt_rescan(ccb); 3176 } 3177 3178 static void 3179 isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 3180 { 3181 struct cam_path *tp; 3182 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3183 3184 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 3185 xpt_async(AC_LOST_DEVICE, tp, NULL); 3186 xpt_free_path(tp); 3187 } 3188 } 3189 3190 /* 3191 * Gone Device Timer Function- when we have decided that a device has gone 3192 * away, we wait a specific period of time prior to telling the OS it has 3193 * gone away. 3194 * 3195 * This timer function fires once a second and then scans the port database 3196 * for devices that are marked dead but still have a virtual target assigned. 3197 * We decrement a counter for that port database entry, and when it hits zero, 3198 * we tell the OS the device has gone away. 3199 */ 3200 static void 3201 isp_gdt(void *arg) 3202 { 3203 struct isp_fc *fc = arg; 3204 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 3205 } 3206 3207 static void 3208 isp_gdt_task(void *arg, int pending) 3209 { 3210 struct isp_fc *fc = arg; 3211 ispsoftc_t *isp = fc->isp; 3212 int chan = fc - isp->isp_osinfo.pc.fc; 3213 fcportdb_t *lp; 3214 struct ac_contract ac; 3215 struct ac_device_changed *adc; 3216 int dbidx, more_to_do = 0; 3217 3218 ISP_LOCK(isp); 3219 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 3220 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3221 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3222 3223 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 3224 continue; 3225 } 3226 if (lp->gone_timer != 0) { 3227 lp->gone_timer -= 1; 3228 more_to_do++; 3229 continue; 3230 } 3231 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout"); 3232 if (lp->is_target) { 3233 lp->is_target = 0; 3234 isp_make_gone(isp, lp, chan, dbidx); 3235 } 3236 if (lp->is_initiator) { 3237 lp->is_initiator = 0; 3238 ac.contract_number = AC_CONTRACT_DEV_CHG; 3239 adc = (struct ac_device_changed *) ac.contract_data; 3240 adc->wwpn = lp->port_wwn; 3241 adc->port = lp->portid; 3242 adc->target = dbidx; 3243 adc->arrived = 0; 3244 xpt_async(AC_CONTRACT, fc->path, &ac); 3245 } 3246 lp->state = FC_PORTDB_STATE_NIL; 3247 } 3248 if (fc->ready) { 3249 if (more_to_do) { 3250 callout_reset(&fc->gdt, hz, isp_gdt, fc); 3251 } else { 3252 callout_deactivate(&fc->gdt); 3253 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 3254 } 3255 } 3256 ISP_UNLOCK(isp); 3257 } 3258 3259 /* 3260 * When loop goes down we remember the time and freeze CAM command queue. 3261 * During some time period we are trying to reprobe the loop. But if we 3262 * fail, we tell the OS that devices have gone away and drop the freeze. 3263 * 3264 * We don't clear the devices out of our port database because, when loop 3265 * come back up, we have to do some actual cleanup with the chip at that 3266 * point (implicit PLOGO, e.g., to get the chip's port database state right). 3267 */ 3268 static void 3269 isp_loop_changed(ispsoftc_t *isp, int chan) 3270 { 3271 fcparam *fcp = FCPARAM(isp, chan); 3272 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3273 3274 if (fc->loop_down_time) 3275 return; 3276 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan); 3277 if (fcp->role & ISP_ROLE_INITIATOR) 3278 isp_freeze_loopdown(isp, chan); 3279 fc->loop_dead = 0; 3280 fc->loop_down_time = time_uptime; 3281 wakeup(fc); 3282 } 3283 3284 static void 3285 isp_loop_up(ispsoftc_t *isp, int chan) 3286 { 3287 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3288 3289 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan); 3290 fc->loop_seen_once = 1; 3291 fc->loop_dead = 0; 3292 fc->loop_down_time = 0; 3293 isp_unfreeze_loopdown(isp, chan); 3294 } 3295 3296 static void 3297 isp_loop_dead(ispsoftc_t *isp, int chan) 3298 { 3299 fcparam *fcp = FCPARAM(isp, chan); 3300 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3301 fcportdb_t *lp; 3302 struct ac_contract ac; 3303 struct ac_device_changed *adc; 3304 int dbidx, i; 3305 3306 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan); 3307 3308 /* 3309 * Notify to the OS all targets who we now consider have departed. 3310 */ 3311 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3312 lp = &fcp->portdb[dbidx]; 3313 3314 if (lp->state == FC_PORTDB_STATE_NIL) 3315 continue; 3316 3317 /* 3318 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 3319 */ 3320 for (i = 0; i < isp->isp_maxcmds; i++) { 3321 struct ccb_scsiio *xs; 3322 3323 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 3324 continue; 3325 } 3326 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 3327 continue; 3328 } 3329 if (dbidx != XS_TGT(xs)) { 3330 continue; 3331 } 3332 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout", 3333 isp->isp_xflist[i].handle, chan, XS_TGT(xs), 3334 (uintmax_t)XS_LUN(xs)); 3335 } 3336 3337 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout"); 3338 if (lp->is_target) { 3339 lp->is_target = 0; 3340 isp_make_gone(isp, lp, chan, dbidx); 3341 } 3342 if (lp->is_initiator) { 3343 lp->is_initiator = 0; 3344 ac.contract_number = AC_CONTRACT_DEV_CHG; 3345 adc = (struct ac_device_changed *) ac.contract_data; 3346 adc->wwpn = lp->port_wwn; 3347 adc->port = lp->portid; 3348 adc->target = dbidx; 3349 adc->arrived = 0; 3350 xpt_async(AC_CONTRACT, fc->path, &ac); 3351 } 3352 } 3353 3354 isp_unfreeze_loopdown(isp, chan); 3355 fc->loop_dead = 1; 3356 fc->loop_down_time = 0; 3357 } 3358 3359 static void 3360 isp_kthread(void *arg) 3361 { 3362 struct isp_fc *fc = arg; 3363 ispsoftc_t *isp = fc->isp; 3364 int chan = fc - isp->isp_osinfo.pc.fc; 3365 int slp = 0, d; 3366 int lb, lim; 3367 3368 mtx_lock(&isp->isp_osinfo.lock); 3369 3370 while (isp->isp_osinfo.is_exiting == 0) { 3371 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3372 "Chan %d Checking FC state", chan); 3373 lb = isp_fc_runstate(isp, chan, 250000); 3374 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3375 "Chan %d FC got to %s state", chan, 3376 isp_fc_loop_statename(lb)); 3377 3378 /* 3379 * Our action is different based upon whether we're supporting 3380 * Initiator mode or not. If we are, we might freeze the simq 3381 * when loop is down and set all sorts of different delays to 3382 * check again. 3383 * 3384 * If not, we simply just wait for loop to come up. 3385 */ 3386 if (lb == LOOP_READY || lb < 0) { 3387 slp = 0; 3388 } else { 3389 /* 3390 * If we've never seen loop up and we've waited longer 3391 * than quickboot time, or we've seen loop up but we've 3392 * waited longer than loop_down_limit, give up and go 3393 * to sleep until loop comes up. 3394 */ 3395 if (fc->loop_seen_once == 0) 3396 lim = isp_quickboot_time; 3397 else 3398 lim = fc->loop_down_limit; 3399 d = time_uptime - fc->loop_down_time; 3400 if (d >= lim) 3401 slp = 0; 3402 else if (d < 10) 3403 slp = 1; 3404 else if (d < 30) 3405 slp = 5; 3406 else if (d < 60) 3407 slp = 10; 3408 else if (d < 120) 3409 slp = 20; 3410 else 3411 slp = 30; 3412 } 3413 3414 if (slp == 0) { 3415 if (lb == LOOP_READY) 3416 isp_loop_up(isp, chan); 3417 else 3418 isp_loop_dead(isp, chan); 3419 } 3420 3421 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3422 "Chan %d sleep for %d seconds", chan, slp); 3423 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 3424 } 3425 fc->num_threads -= 1; 3426 mtx_unlock(&isp->isp_osinfo.lock); 3427 kthread_exit(); 3428 } 3429 3430 static void 3431 isp_action(struct cam_sim *sim, union ccb *ccb) 3432 { 3433 int bus, tgt, ts, error; 3434 ispsoftc_t *isp; 3435 struct ccb_trans_settings *cts; 3436 3437 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 3438 3439 isp = (ispsoftc_t *)cam_sim_softc(sim); 3440 mtx_assert(&isp->isp_lock, MA_OWNED); 3441 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 3442 ISP_PCMD(ccb) = NULL; 3443 3444 switch (ccb->ccb_h.func_code) { 3445 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3446 bus = XS_CHANNEL(ccb); 3447 /* 3448 * Do a couple of preliminary checks... 3449 */ 3450 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3451 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3452 ccb->ccb_h.status = CAM_REQ_INVALID; 3453 isp_done((struct ccb_scsiio *) ccb); 3454 break; 3455 } 3456 } 3457 ccb->csio.req_map = NULL; 3458 #ifdef DIAGNOSTIC 3459 if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) { 3460 xpt_print(ccb->ccb_h.path, "invalid target\n"); 3461 ccb->ccb_h.status = CAM_PATH_INVALID; 3462 } else if (ISP_MAX_LUNS(isp) > 0 && 3463 ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) { 3464 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 3465 ccb->ccb_h.status = CAM_PATH_INVALID; 3466 } 3467 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 3468 xpt_done(ccb); 3469 break; 3470 } 3471 #endif 3472 ccb->csio.scsi_status = SCSI_STATUS_OK; 3473 if (isp_get_pcmd(isp, ccb)) { 3474 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 3475 cam_freeze_devq(ccb->ccb_h.path); 3476 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 3477 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3478 xpt_done(ccb); 3479 break; 3480 } 3481 error = isp_start((XS_T *) ccb); 3482 switch (error) { 3483 case CMD_QUEUED: 3484 ccb->ccb_h.status |= CAM_SIM_QUEUED; 3485 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 3486 break; 3487 } 3488 ts = ccb->ccb_h.timeout; 3489 if (ts == CAM_TIME_DEFAULT) { 3490 ts = 60*1000; 3491 } 3492 ts = isp_mstohz(ts); 3493 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 3494 break; 3495 case CMD_RQLATER: 3496 /* 3497 * We get this result if the loop isn't ready 3498 * or if the device in question has gone zombie. 3499 */ 3500 if (ISP_FC_PC(isp, bus)->loop_dead) { 3501 isp_prt(isp, ISP_LOGDEBUG0, 3502 "%d.%jx loop is dead", 3503 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3504 ccb->ccb_h.status = CAM_SEL_TIMEOUT; 3505 isp_done((struct ccb_scsiio *) ccb); 3506 break; 3507 } 3508 isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later", 3509 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3510 cam_freeze_devq(ccb->ccb_h.path); 3511 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3512 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3513 isp_free_pcmd(isp, ccb); 3514 xpt_done(ccb); 3515 break; 3516 case CMD_EAGAIN: 3517 isp_free_pcmd(isp, ccb); 3518 cam_freeze_devq(ccb->ccb_h.path); 3519 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 3520 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3521 xpt_done(ccb); 3522 break; 3523 case CMD_COMPLETE: 3524 isp_done((struct ccb_scsiio *) ccb); 3525 break; 3526 default: 3527 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 3528 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3529 isp_free_pcmd(isp, ccb); 3530 xpt_done(ccb); 3531 } 3532 break; 3533 3534 #ifdef ISP_TARGET_MODE 3535 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 3536 if (ccb->cel.enable) { 3537 isp_enable_lun(isp, ccb); 3538 } else { 3539 isp_disable_lun(isp, ccb); 3540 } 3541 break; 3542 case XPT_IMMED_NOTIFY: 3543 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 3544 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3545 { 3546 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 3547 if (tptr == NULL) { 3548 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 3549 } 3550 if (tptr == NULL) { 3551 const char *str; 3552 uint32_t tag; 3553 3554 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3555 str = "XPT_IMMEDIATE_NOTIFY"; 3556 tag = ccb->cin1.seq_id; 3557 } else { 3558 tag = ccb->atio.tag_id; 3559 str = "XPT_ACCEPT_TARGET_IO"; 3560 } 3561 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 3562 dump_tstates(isp, XS_CHANNEL(ccb)); 3563 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3564 break; 3565 } 3566 ccb->ccb_h.spriv_field0 = 0; 3567 ccb->ccb_h.spriv_ptr1 = isp; 3568 3569 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3570 if (ccb->atio.tag_id) { 3571 atio_private_data_t *atp = isp_find_atpd(isp, tptr, ccb->atio.tag_id); 3572 if (atp) { 3573 isp_put_atpd(isp, tptr, atp); 3574 } 3575 } 3576 tptr->atio_count++; 3577 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 3578 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 3579 ccb->atio.tag_id, tptr->atio_count); 3580 ccb->atio.tag_id = 0; 3581 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3582 if (ccb->cin1.tag_id) { 3583 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 3584 if (ntp) { 3585 isp_put_ntpd(isp, tptr, ntp); 3586 } 3587 } 3588 tptr->inot_count++; 3589 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3590 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 3591 ccb->cin1.seq_id, tptr->inot_count); 3592 ccb->cin1.seq_id = 0; 3593 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 3594 tptr->inot_count++; 3595 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3596 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 3597 ccb->cin1.seq_id, tptr->inot_count); 3598 ccb->cin1.seq_id = 0; 3599 } 3600 rls_lun_statep(isp, tptr); 3601 ccb->ccb_h.status = CAM_REQ_INPROG; 3602 break; 3603 } 3604 case XPT_NOTIFY_ACK: 3605 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3606 break; 3607 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 3608 { 3609 tstate_t *tptr; 3610 inot_private_data_t *ntp; 3611 3612 /* 3613 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 3614 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 3615 */ 3616 /* 3617 * All the relevant path information is in the associated immediate notify 3618 */ 3619 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); 3620 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 3621 if (ntp == NULL) { 3622 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__, 3623 ccb->cna2.tag_id, ccb->cna2.seq_id); 3624 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3625 xpt_done(ccb); 3626 break; 3627 } 3628 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 3629 rls_lun_statep(isp, tptr); 3630 cam_freeze_devq(ccb->ccb_h.path); 3631 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3632 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 3633 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 3634 break; 3635 } 3636 isp_put_ntpd(isp, tptr, ntp); 3637 rls_lun_statep(isp, tptr); 3638 ccb->ccb_h.status = CAM_REQ_CMP; 3639 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); 3640 xpt_done(ccb); 3641 break; 3642 } 3643 case XPT_CONT_TARGET_IO: 3644 isp_target_start_ctio(isp, ccb, FROM_CAM); 3645 break; 3646 #endif 3647 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 3648 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 3649 tgt = ccb->ccb_h.target_id; 3650 tgt |= (bus << 16); 3651 3652 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 3653 if (error) { 3654 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3655 } else { 3656 /* 3657 * If we have a FC device, reset the Command 3658 * Reference Number, because the target will expect 3659 * that we re-start the CRN at 1 after a reset. 3660 */ 3661 if (IS_FC(isp)) 3662 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 3663 3664 ccb->ccb_h.status = CAM_REQ_CMP; 3665 } 3666 xpt_done(ccb); 3667 break; 3668 case XPT_ABORT: /* Abort the specified CCB */ 3669 { 3670 union ccb *accb = ccb->cab.abort_ccb; 3671 switch (accb->ccb_h.func_code) { 3672 #ifdef ISP_TARGET_MODE 3673 case XPT_ACCEPT_TARGET_IO: 3674 isp_target_mark_aborted(isp, ccb); 3675 break; 3676 #endif 3677 case XPT_SCSI_IO: 3678 error = isp_control(isp, ISPCTL_ABORT_CMD, accb); 3679 if (error) { 3680 ccb->ccb_h.status = CAM_UA_ABORT; 3681 } else { 3682 ccb->ccb_h.status = CAM_REQ_CMP; 3683 } 3684 break; 3685 default: 3686 ccb->ccb_h.status = CAM_REQ_INVALID; 3687 break; 3688 } 3689 /* 3690 * This is not a queued CCB, so the caller expects it to be 3691 * complete when control is returned. 3692 */ 3693 break; 3694 } 3695 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 3696 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3697 cts = &ccb->cts; 3698 if (!IS_CURRENT_SETTINGS(cts)) { 3699 ccb->ccb_h.status = CAM_REQ_INVALID; 3700 xpt_done(ccb); 3701 break; 3702 } 3703 tgt = cts->ccb_h.target_id; 3704 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3705 if (IS_SCSI(isp)) { 3706 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3707 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3708 sdparam *sdp = SDPARAM(isp, bus); 3709 uint16_t *dptr; 3710 3711 if (spi->valid == 0 && scsi->valid == 0) { 3712 ccb->ccb_h.status = CAM_REQ_CMP; 3713 xpt_done(ccb); 3714 break; 3715 } 3716 3717 /* 3718 * We always update (internally) from goal_flags 3719 * so any request to change settings just gets 3720 * vectored to that location. 3721 */ 3722 dptr = &sdp->isp_devparam[tgt].goal_flags; 3723 3724 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3725 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 3726 *dptr |= DPARM_DISC; 3727 else 3728 *dptr &= ~DPARM_DISC; 3729 } 3730 3731 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3732 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 3733 *dptr |= DPARM_TQING; 3734 else 3735 *dptr &= ~DPARM_TQING; 3736 } 3737 3738 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3739 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 3740 *dptr |= DPARM_WIDE; 3741 else 3742 *dptr &= ~DPARM_WIDE; 3743 } 3744 3745 /* 3746 * XXX: FIX ME 3747 */ 3748 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 3749 *dptr |= DPARM_SYNC; 3750 /* 3751 * XXX: CHECK FOR LEGALITY 3752 */ 3753 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 3754 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 3755 } else { 3756 *dptr &= ~DPARM_SYNC; 3757 } 3758 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, 3759 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 3760 sdp->isp_devparam[tgt].dev_update = 1; 3761 sdp->update = 1; 3762 } 3763 ccb->ccb_h.status = CAM_REQ_CMP; 3764 xpt_done(ccb); 3765 break; 3766 case XPT_GET_TRAN_SETTINGS: 3767 cts = &ccb->cts; 3768 tgt = cts->ccb_h.target_id; 3769 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3770 if (IS_FC(isp)) { 3771 fcparam *fcp = FCPARAM(isp, bus); 3772 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3773 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 3774 3775 cts->protocol = PROTO_SCSI; 3776 cts->protocol_version = SCSI_REV_2; 3777 cts->transport = XPORT_FC; 3778 cts->transport_version = 0; 3779 3780 scsi->valid = CTS_SCSI_VALID_TQ; 3781 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3782 fc->valid = CTS_FC_VALID_SPEED; 3783 fc->bitrate = 100000; 3784 fc->bitrate *= fcp->isp_gbspeed; 3785 if (tgt < MAX_FC_TARG) { 3786 fcportdb_t *lp = &fcp->portdb[tgt]; 3787 fc->wwnn = lp->node_wwn; 3788 fc->wwpn = lp->port_wwn; 3789 fc->port = lp->portid; 3790 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 3791 } 3792 } else { 3793 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3794 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3795 sdparam *sdp = SDPARAM(isp, bus); 3796 uint16_t dval, pval, oval; 3797 3798 if (IS_CURRENT_SETTINGS(cts)) { 3799 sdp->isp_devparam[tgt].dev_refresh = 1; 3800 sdp->update = 1; 3801 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3802 dval = sdp->isp_devparam[tgt].actv_flags; 3803 oval = sdp->isp_devparam[tgt].actv_offset; 3804 pval = sdp->isp_devparam[tgt].actv_period; 3805 } else { 3806 dval = sdp->isp_devparam[tgt].nvrm_flags; 3807 oval = sdp->isp_devparam[tgt].nvrm_offset; 3808 pval = sdp->isp_devparam[tgt].nvrm_period; 3809 } 3810 3811 cts->protocol = PROTO_SCSI; 3812 cts->protocol_version = SCSI_REV_2; 3813 cts->transport = XPORT_SPI; 3814 cts->transport_version = 2; 3815 3816 spi->valid = 0; 3817 scsi->valid = 0; 3818 spi->flags = 0; 3819 scsi->flags = 0; 3820 if (dval & DPARM_DISC) { 3821 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3822 } 3823 if ((dval & DPARM_SYNC) && oval && pval) { 3824 spi->sync_offset = oval; 3825 spi->sync_period = pval; 3826 } else { 3827 spi->sync_offset = 0; 3828 spi->sync_period = 0; 3829 } 3830 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3831 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3832 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3833 if (dval & DPARM_WIDE) { 3834 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3835 } else { 3836 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3837 } 3838 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3839 scsi->valid = CTS_SCSI_VALID_TQ; 3840 if (dval & DPARM_TQING) { 3841 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3842 } 3843 spi->valid |= CTS_SPI_VALID_DISC; 3844 } 3845 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 3846 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 3847 } 3848 ccb->ccb_h.status = CAM_REQ_CMP; 3849 xpt_done(ccb); 3850 break; 3851 3852 case XPT_CALC_GEOMETRY: 3853 cam_calc_geometry(&ccb->ccg, 1); 3854 xpt_done(ccb); 3855 break; 3856 3857 case XPT_RESET_BUS: /* Reset the specified bus */ 3858 bus = cam_sim_bus(sim); 3859 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 3860 if (error) { 3861 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3862 xpt_done(ccb); 3863 break; 3864 } 3865 if (bootverbose) { 3866 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 3867 } 3868 if (IS_FC(isp)) { 3869 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 3870 } else { 3871 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 3872 } 3873 ccb->ccb_h.status = CAM_REQ_CMP; 3874 xpt_done(ccb); 3875 break; 3876 3877 case XPT_TERM_IO: /* Terminate the I/O process */ 3878 ccb->ccb_h.status = CAM_REQ_INVALID; 3879 xpt_done(ccb); 3880 break; 3881 3882 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 3883 { 3884 struct ccb_sim_knob *kp = &ccb->knob; 3885 fcparam *fcp; 3886 3887 if (!IS_FC(isp)) { 3888 ccb->ccb_h.status = CAM_REQ_INVALID; 3889 xpt_done(ccb); 3890 break; 3891 } 3892 3893 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3894 fcp = FCPARAM(isp, bus); 3895 3896 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 3897 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 3898 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 3899 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 3900 } 3901 ccb->ccb_h.status = CAM_REQ_CMP; 3902 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 3903 int rchange = 0; 3904 int newrole = 0; 3905 3906 switch (kp->xport_specific.fc.role) { 3907 case KNOB_ROLE_NONE: 3908 if (fcp->role != ISP_ROLE_NONE) { 3909 rchange = 1; 3910 newrole = ISP_ROLE_NONE; 3911 } 3912 break; 3913 case KNOB_ROLE_TARGET: 3914 if (fcp->role != ISP_ROLE_TARGET) { 3915 rchange = 1; 3916 newrole = ISP_ROLE_TARGET; 3917 } 3918 break; 3919 case KNOB_ROLE_INITIATOR: 3920 if (fcp->role != ISP_ROLE_INITIATOR) { 3921 rchange = 1; 3922 newrole = ISP_ROLE_INITIATOR; 3923 } 3924 break; 3925 case KNOB_ROLE_BOTH: 3926 if (fcp->role != ISP_ROLE_BOTH) { 3927 rchange = 1; 3928 newrole = ISP_ROLE_BOTH; 3929 } 3930 break; 3931 } 3932 if (rchange) { 3933 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 3934 if (isp_control(isp, ISPCTL_CHANGE_ROLE, 3935 bus, newrole) != 0) { 3936 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3937 xpt_done(ccb); 3938 break; 3939 } 3940 } 3941 } 3942 xpt_done(ccb); 3943 break; 3944 } 3945 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 3946 { 3947 struct ccb_sim_knob *kp = &ccb->knob; 3948 3949 if (IS_FC(isp)) { 3950 fcparam *fcp; 3951 3952 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3953 fcp = FCPARAM(isp, bus); 3954 3955 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 3956 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 3957 switch (fcp->role) { 3958 case ISP_ROLE_NONE: 3959 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 3960 break; 3961 case ISP_ROLE_TARGET: 3962 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 3963 break; 3964 case ISP_ROLE_INITIATOR: 3965 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 3966 break; 3967 case ISP_ROLE_BOTH: 3968 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 3969 break; 3970 } 3971 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 3972 ccb->ccb_h.status = CAM_REQ_CMP; 3973 } else { 3974 ccb->ccb_h.status = CAM_REQ_INVALID; 3975 } 3976 xpt_done(ccb); 3977 break; 3978 } 3979 case XPT_PATH_INQ: /* Path routing inquiry */ 3980 { 3981 struct ccb_pathinq *cpi = &ccb->cpi; 3982 3983 cpi->version_num = 1; 3984 #ifdef ISP_TARGET_MODE 3985 if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp)) 3986 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 3987 else 3988 #endif 3989 cpi->target_sprt = 0; 3990 cpi->hba_eng_cnt = 0; 3991 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 3992 cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ? 3993 255 : ISP_MAX_LUNS(isp) - 1; 3994 cpi->bus_id = cam_sim_bus(sim); 3995 if (isp->isp_osinfo.sixtyfourbit) 3996 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 3997 else 3998 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 3999 4000 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4001 if (IS_FC(isp)) { 4002 fcparam *fcp = FCPARAM(isp, bus); 4003 4004 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 4005 #if __FreeBSD_version >= 1000700 4006 cpi->hba_misc |= PIM_EXTLUNS; 4007 #endif 4008 #if __FreeBSD_version >= 1000039 4009 cpi->hba_misc |= PIM_NOSCAN; 4010 #endif 4011 4012 /* 4013 * Because our loop ID can shift from time to time, 4014 * make our initiator ID out of range of our bus. 4015 */ 4016 cpi->initiator_id = cpi->max_target + 1; 4017 4018 /* 4019 * Set base transfer capabilities for Fibre Channel, for this HBA. 4020 */ 4021 if (IS_25XX(isp)) { 4022 cpi->base_transfer_speed = 8000000; 4023 } else if (IS_24XX(isp)) { 4024 cpi->base_transfer_speed = 4000000; 4025 } else if (IS_23XX(isp)) { 4026 cpi->base_transfer_speed = 2000000; 4027 } else { 4028 cpi->base_transfer_speed = 1000000; 4029 } 4030 cpi->hba_inquiry = PI_TAG_ABLE; 4031 cpi->transport = XPORT_FC; 4032 cpi->transport_version = 0; 4033 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4034 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4035 cpi->xport_specific.fc.port = fcp->isp_portid; 4036 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4037 } else { 4038 sdparam *sdp = SDPARAM(isp, bus); 4039 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4040 cpi->hba_misc = PIM_UNMAPPED; 4041 cpi->initiator_id = sdp->isp_initiator_id; 4042 cpi->base_transfer_speed = 3300; 4043 cpi->transport = XPORT_SPI; 4044 cpi->transport_version = 2; 4045 } 4046 cpi->protocol = PROTO_SCSI; 4047 cpi->protocol_version = SCSI_REV_2; 4048 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4049 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4050 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4051 cpi->unit_number = cam_sim_unit(sim); 4052 cpi->ccb_h.status = CAM_REQ_CMP; 4053 xpt_done(ccb); 4054 break; 4055 } 4056 default: 4057 ccb->ccb_h.status = CAM_REQ_INVALID; 4058 xpt_done(ccb); 4059 break; 4060 } 4061 } 4062 4063 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4064 4065 void 4066 isp_done(XS_T *sccb) 4067 { 4068 ispsoftc_t *isp = XS_ISP(sccb); 4069 uint32_t status; 4070 4071 if (XS_NOERR(sccb)) 4072 XS_SETERR(sccb, CAM_REQ_CMP); 4073 4074 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4075 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4076 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4077 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4078 } else { 4079 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4080 } 4081 } 4082 4083 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4084 status = sccb->ccb_h.status & CAM_STATUS_MASK; 4085 if (status != CAM_REQ_CMP) { 4086 if (status != CAM_SEL_TIMEOUT) 4087 isp_prt(isp, ISP_LOGDEBUG0, 4088 "target %d lun %jx CAM status 0x%x SCSI status 0x%x", 4089 XS_TGT(sccb), (uintmax_t)XS_LUN(sccb), 4090 sccb->ccb_h.status, sccb->scsi_status); 4091 else if ((IS_FC(isp)) 4092 && (XS_TGT(sccb) < MAX_FC_TARG)) { 4093 fcparam *fcp; 4094 4095 fcp = FCPARAM(isp, XS_CHANNEL(sccb)); 4096 fcp->portdb[XS_TGT(sccb)].is_target = 0; 4097 } 4098 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4099 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4100 xpt_freeze_devq(sccb->ccb_h.path, 1); 4101 } 4102 } 4103 4104 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4105 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4106 } 4107 4108 if (ISP_PCMD(sccb)) { 4109 if (callout_active(&PISP_PCMD(sccb)->wdog)) 4110 callout_stop(&PISP_PCMD(sccb)->wdog); 4111 isp_free_pcmd(isp, (union ccb *) sccb); 4112 } 4113 xpt_done((union ccb *) sccb); 4114 } 4115 4116 void 4117 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4118 { 4119 int bus; 4120 static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s"; 4121 char buf[64]; 4122 char *msg = NULL; 4123 target_id_t tgt; 4124 fcportdb_t *lp; 4125 struct isp_fc *fc; 4126 struct cam_path *tmppath; 4127 struct ac_contract ac; 4128 struct ac_device_changed *adc; 4129 va_list ap; 4130 4131 switch (cmd) { 4132 case ISPASYNC_NEW_TGT_PARAMS: 4133 { 4134 struct ccb_trans_settings_scsi *scsi; 4135 struct ccb_trans_settings_spi *spi; 4136 int flags, tgt; 4137 sdparam *sdp; 4138 struct ccb_trans_settings cts; 4139 4140 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4141 4142 va_start(ap, cmd); 4143 bus = va_arg(ap, int); 4144 tgt = va_arg(ap, int); 4145 va_end(ap); 4146 sdp = SDPARAM(isp, bus); 4147 4148 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4149 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4150 break; 4151 } 4152 flags = sdp->isp_devparam[tgt].actv_flags; 4153 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4154 cts.protocol = PROTO_SCSI; 4155 cts.transport = XPORT_SPI; 4156 4157 scsi = &cts.proto_specific.scsi; 4158 spi = &cts.xport_specific.spi; 4159 4160 if (flags & DPARM_TQING) { 4161 scsi->valid |= CTS_SCSI_VALID_TQ; 4162 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4163 } 4164 4165 if (flags & DPARM_DISC) { 4166 spi->valid |= CTS_SPI_VALID_DISC; 4167 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4168 } 4169 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 4170 if (flags & DPARM_WIDE) { 4171 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4172 } else { 4173 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4174 } 4175 if (flags & DPARM_SYNC) { 4176 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4177 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4178 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 4179 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 4180 } 4181 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); 4182 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 4183 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 4184 xpt_free_path(tmppath); 4185 break; 4186 } 4187 case ISPASYNC_BUS_RESET: 4188 { 4189 va_start(ap, cmd); 4190 bus = va_arg(ap, int); 4191 va_end(ap); 4192 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 4193 if (IS_FC(isp)) { 4194 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 4195 } else { 4196 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 4197 } 4198 break; 4199 } 4200 case ISPASYNC_LIP: 4201 if (msg == NULL) 4202 msg = "LIP Received"; 4203 /* FALLTHROUGH */ 4204 case ISPASYNC_LOOP_RESET: 4205 if (msg == NULL) 4206 msg = "LOOP Reset"; 4207 /* FALLTHROUGH */ 4208 case ISPASYNC_LOOP_DOWN: 4209 if (msg == NULL) 4210 msg = "LOOP Down"; 4211 va_start(ap, cmd); 4212 bus = va_arg(ap, int); 4213 va_end(ap); 4214 isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0); 4215 isp_loop_changed(isp, bus); 4216 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4217 break; 4218 case ISPASYNC_LOOP_UP: 4219 va_start(ap, cmd); 4220 bus = va_arg(ap, int); 4221 va_end(ap); 4222 isp_loop_changed(isp, bus); 4223 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 4224 break; 4225 case ISPASYNC_DEV_ARRIVED: 4226 va_start(ap, cmd); 4227 bus = va_arg(ap, int); 4228 lp = va_arg(ap, fcportdb_t *); 4229 va_end(ap); 4230 fc = ISP_FC_PC(isp, bus); 4231 tgt = FC_PORTDB_TGT(isp, bus, lp); 4232 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4233 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived"); 4234 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4235 (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 4236 lp->is_target = 1; 4237 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4238 isp_make_here(isp, lp, bus, tgt); 4239 } 4240 if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4241 (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) { 4242 lp->is_initiator = 1; 4243 ac.contract_number = AC_CONTRACT_DEV_CHG; 4244 adc = (struct ac_device_changed *) ac.contract_data; 4245 adc->wwpn = lp->port_wwn; 4246 adc->port = lp->portid; 4247 adc->target = tgt; 4248 adc->arrived = 1; 4249 xpt_async(AC_CONTRACT, fc->path, &ac); 4250 } 4251 break; 4252 case ISPASYNC_DEV_CHANGED: 4253 va_start(ap, cmd); 4254 bus = va_arg(ap, int); 4255 lp = va_arg(ap, fcportdb_t *); 4256 va_end(ap); 4257 fc = ISP_FC_PC(isp, bus); 4258 tgt = FC_PORTDB_TGT(isp, bus, lp); 4259 isp_gen_role_str(buf, sizeof (buf), lp->new_prli_word3); 4260 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->new_portid, lp->handle, buf, "changed"); 4261 changed: 4262 if (lp->is_target != 4263 ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4264 (lp->new_prli_word3 & PRLI_WD3_TARGET_FUNCTION))) { 4265 lp->is_target = !lp->is_target; 4266 if (lp->is_target) { 4267 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4268 isp_make_here(isp, lp, bus, tgt); 4269 } else { 4270 isp_make_gone(isp, lp, bus, tgt); 4271 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4272 } 4273 } 4274 if (lp->is_initiator != 4275 ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4276 (lp->new_prli_word3 & PRLI_WD3_INITIATOR_FUNCTION))) { 4277 lp->is_initiator = !lp->is_initiator; 4278 ac.contract_number = AC_CONTRACT_DEV_CHG; 4279 adc = (struct ac_device_changed *) ac.contract_data; 4280 adc->wwpn = lp->port_wwn; 4281 adc->port = lp->portid; 4282 adc->target = tgt; 4283 adc->arrived = lp->is_initiator; 4284 xpt_async(AC_CONTRACT, fc->path, &ac); 4285 } 4286 break; 4287 case ISPASYNC_DEV_STAYED: 4288 va_start(ap, cmd); 4289 bus = va_arg(ap, int); 4290 lp = va_arg(ap, fcportdb_t *); 4291 va_end(ap); 4292 fc = ISP_FC_PC(isp, bus); 4293 tgt = FC_PORTDB_TGT(isp, bus, lp); 4294 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4295 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "stayed"); 4296 goto changed; 4297 case ISPASYNC_DEV_GONE: 4298 va_start(ap, cmd); 4299 bus = va_arg(ap, int); 4300 lp = va_arg(ap, fcportdb_t *); 4301 va_end(ap); 4302 fc = ISP_FC_PC(isp, bus); 4303 tgt = FC_PORTDB_TGT(isp, bus, lp); 4304 /* 4305 * If this has a virtual target or initiator set the isp_gdt 4306 * timer running on it to delay its departure. 4307 */ 4308 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4309 if (lp->is_target || lp->is_initiator) { 4310 lp->state = FC_PORTDB_STATE_ZOMBIE; 4311 lp->gone_timer = fc->gone_device_time; 4312 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone zombie"); 4313 if (fc->ready && !callout_active(&fc->gdt)) { 4314 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); 4315 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4316 } 4317 break; 4318 } 4319 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone"); 4320 break; 4321 case ISPASYNC_CHANGE_NOTIFY: 4322 { 4323 char *msg; 4324 int evt, nphdl, nlstate, portid, reason; 4325 4326 va_start(ap, cmd); 4327 bus = va_arg(ap, int); 4328 evt = va_arg(ap, int); 4329 if (evt == ISPASYNC_CHANGE_PDB) { 4330 nphdl = va_arg(ap, int); 4331 nlstate = va_arg(ap, int); 4332 reason = va_arg(ap, int); 4333 } else if (evt == ISPASYNC_CHANGE_SNS) { 4334 portid = va_arg(ap, int); 4335 } else { 4336 nphdl = NIL_HANDLE; 4337 nlstate = reason = 0; 4338 } 4339 va_end(ap); 4340 fc = ISP_FC_PC(isp, bus); 4341 4342 if (evt == ISPASYNC_CHANGE_PDB) { 4343 msg = "Port Database Changed"; 4344 isp_prt(isp, ISP_LOGINFO, 4345 "Chan %d %s (nphdl 0x%x state 0x%x reason 0x%x)", 4346 bus, msg, nphdl, nlstate, reason); 4347 } else if (evt == ISPASYNC_CHANGE_SNS) { 4348 msg = "Name Server Database Changed"; 4349 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (PortID 0x%06x)", 4350 bus, msg, portid); 4351 } else { 4352 msg = "Other Change Notify"; 4353 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4354 } 4355 isp_loop_changed(isp, bus); 4356 break; 4357 } 4358 #ifdef ISP_TARGET_MODE 4359 case ISPASYNC_TARGET_NOTIFY: 4360 { 4361 isp_notify_t *notify; 4362 va_start(ap, cmd); 4363 notify = va_arg(ap, isp_notify_t *); 4364 va_end(ap); 4365 switch (notify->nt_ncode) { 4366 case NT_ABORT_TASK: 4367 case NT_ABORT_TASK_SET: 4368 case NT_CLEAR_ACA: 4369 case NT_CLEAR_TASK_SET: 4370 case NT_LUN_RESET: 4371 case NT_TARGET_RESET: 4372 case NT_QUERY_TASK_SET: 4373 case NT_QUERY_ASYNC_EVENT: 4374 /* 4375 * These are task management functions. 4376 */ 4377 isp_handle_platform_target_tmf(isp, notify); 4378 break; 4379 case NT_BUS_RESET: 4380 case NT_LIP_RESET: 4381 case NT_LINK_UP: 4382 case NT_LINK_DOWN: 4383 case NT_HBA_RESET: 4384 /* 4385 * No action need be taken here. 4386 */ 4387 break; 4388 case NT_GLOBAL_LOGOUT: 4389 case NT_LOGOUT: 4390 /* 4391 * This is device arrival/departure notification 4392 */ 4393 isp_handle_platform_target_notify_ack(isp, notify); 4394 break; 4395 default: 4396 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 4397 isp_handle_platform_target_notify_ack(isp, notify); 4398 break; 4399 } 4400 break; 4401 } 4402 case ISPASYNC_TARGET_NOTIFY_ACK: 4403 { 4404 void *inot; 4405 va_start(ap, cmd); 4406 inot = va_arg(ap, void *); 4407 va_end(ap); 4408 if (isp_notify_ack(isp, inot)) { 4409 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 4410 if (tp) { 4411 tp->isp = isp; 4412 if (inot) { 4413 memcpy(tp->data, inot, sizeof (tp->data)); 4414 tp->not = tp->data; 4415 } else { 4416 tp->not = NULL; 4417 } 4418 callout_init_mtx(&tp->timer, &isp->isp_lock, 0); 4419 callout_reset(&tp->timer, 5, 4420 isp_refire_notify_ack, tp); 4421 } else { 4422 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 4423 } 4424 } 4425 break; 4426 } 4427 case ISPASYNC_TARGET_ACTION: 4428 { 4429 isphdr_t *hp; 4430 4431 va_start(ap, cmd); 4432 hp = va_arg(ap, isphdr_t *); 4433 va_end(ap); 4434 switch (hp->rqs_entry_type) { 4435 default: 4436 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 4437 break; 4438 case RQSTYPE_NOTIFY: 4439 if (IS_24XX(isp)) { 4440 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 4441 } else { 4442 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 4443 } 4444 break; 4445 case RQSTYPE_ATIO: 4446 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 4447 break; 4448 case RQSTYPE_ATIO2: 4449 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 4450 break; 4451 case RQSTYPE_CTIO7: 4452 case RQSTYPE_CTIO3: 4453 case RQSTYPE_CTIO2: 4454 case RQSTYPE_CTIO: 4455 isp_handle_platform_ctio(isp, hp); 4456 break; 4457 case RQSTYPE_ABTS_RCVD: 4458 { 4459 abts_t *abts = (abts_t *)hp; 4460 isp_notify_t notify, *nt = ¬ify; 4461 tstate_t *tptr; 4462 fcportdb_t *lp; 4463 uint16_t chan; 4464 uint32_t sid, did; 4465 4466 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 4467 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 4468 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 4469 4470 nt->nt_hba = isp; 4471 nt->nt_did = did; 4472 nt->nt_nphdl = abts->abts_nphdl; 4473 nt->nt_sid = sid; 4474 isp_find_chan_by_did(isp, did, &chan); 4475 if (chan == ISP_NOCHAN) { 4476 nt->nt_tgt = TGT_ANY; 4477 } else { 4478 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 4479 if (isp_find_pdb_by_handle(isp, chan, abts->abts_nphdl, &lp)) { 4480 nt->nt_wwn = lp->port_wwn; 4481 } else { 4482 nt->nt_wwn = INI_ANY; 4483 } 4484 } 4485 /* 4486 * Try hard to find the lun for this command. 4487 */ 4488 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 4489 if (tptr) { 4490 nt->nt_lun = tptr->ts_lun; 4491 rls_lun_statep(isp, tptr); 4492 } else { 4493 nt->nt_lun = LUN_ANY; 4494 } 4495 nt->nt_need_ack = 1; 4496 nt->nt_tagval = abts->abts_rxid_task; 4497 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 4498 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 4499 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)", 4500 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 4501 } else { 4502 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)", 4503 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 4504 } 4505 nt->nt_channel = chan; 4506 nt->nt_ncode = NT_ABORT_TASK; 4507 nt->nt_lreserved = hp; 4508 isp_handle_platform_target_tmf(isp, nt); 4509 break; 4510 } 4511 } 4512 break; 4513 } 4514 #endif 4515 case ISPASYNC_FW_CRASH: 4516 { 4517 uint16_t mbox1, mbox6; 4518 mbox1 = ISP_READ(isp, OUTMAILBOX1); 4519 if (IS_DUALBUS(isp)) { 4520 mbox6 = ISP_READ(isp, OUTMAILBOX6); 4521 } else { 4522 mbox6 = 0; 4523 } 4524 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 4525 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 4526 isp->isp_osinfo.mbox_sleep_ok = 0; 4527 isp_reinit(isp, 1); 4528 isp->isp_osinfo.mbox_sleep_ok = mbox1; 4529 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 4530 break; 4531 } 4532 default: 4533 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 4534 break; 4535 } 4536 } 4537 4538 4539 /* 4540 * Locks are held before coming here. 4541 */ 4542 void 4543 isp_uninit(ispsoftc_t *isp) 4544 { 4545 if (IS_24XX(isp)) { 4546 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 4547 } else { 4548 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 4549 } 4550 ISP_DISABLE_INTS(isp); 4551 } 4552 4553 /* 4554 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 4555 * up from our platform default (defww{p|n}n) and morph them based upon 4556 * channel. 4557 * 4558 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 4559 * based upon channel. 4560 */ 4561 4562 uint64_t 4563 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 4564 { 4565 uint64_t seed; 4566 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4567 4568 /* 4569 * If we're asking for a active WWN, the default overrides get 4570 * returned, otherwise the NVRAM value is picked. 4571 * 4572 * If we're asking for a default WWN, we just pick the default override. 4573 */ 4574 if (isactive) { 4575 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 4576 if (seed) { 4577 return (seed); 4578 } 4579 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 4580 if (seed) { 4581 return (seed); 4582 } 4583 return (0x400000007F000009ull); 4584 } 4585 4586 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 4587 4588 /* 4589 * For channel zero just return what we have. For either ACTIVE or 4590 * DEFAULT cases, we depend on default override of NVRAM values for 4591 * channel zero. 4592 */ 4593 if (chan == 0) { 4594 return (seed); 4595 } 4596 4597 /* 4598 * For other channels, we are doing one of three things: 4599 * 4600 * 1. If what we have now is non-zero, return it. Otherwise we morph 4601 * values from channel 0. 2. If we're here for a WWPN we synthesize 4602 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 4603 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 4604 */ 4605 4606 if (seed) { 4607 return (seed); 4608 } 4609 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 4610 if (seed == 0) 4611 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 4612 4613 if (((seed >> 60) & 0xf) == 2) { 4614 /* 4615 * The type 2 NAA fields for QLogic cards appear be laid out 4616 * thusly: 4617 * 4618 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 4619 * port (1) or node (0) WWN distinguishor bit 48 4620 * physical port on dual-port chips (23XX/24XX) 4621 * 4622 * This is somewhat nutty, particularly since bit 48 is 4623 * irrelevant as they assign separate serial numbers to 4624 * different physical ports anyway. 4625 * 4626 * We'll stick our channel number plus one first into bits 4627 * 57..59 and thence into bits 52..55 which allows for 8 bits 4628 * of channel which is comfortably more than our maximum 4629 * (126) now. 4630 */ 4631 seed &= ~0x0FF0000000000000ULL; 4632 if (iswwnn == 0) { 4633 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 4634 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 4635 } 4636 } else { 4637 seed = 0; 4638 } 4639 return (seed); 4640 } 4641 4642 void 4643 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 4644 { 4645 int loc; 4646 char lbuf[200]; 4647 va_list ap; 4648 4649 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4650 return; 4651 } 4652 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 4653 loc = strlen(lbuf); 4654 va_start(ap, fmt); 4655 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 4656 va_end(ap); 4657 printf("%s\n", lbuf); 4658 } 4659 4660 void 4661 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 4662 { 4663 va_list ap; 4664 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4665 return; 4666 } 4667 xpt_print_path(xs->ccb_h.path); 4668 va_start(ap, fmt); 4669 vprintf(fmt, ap); 4670 va_end(ap); 4671 printf("\n"); 4672 } 4673 4674 uint64_t 4675 isp_nanotime_sub(struct timespec *b, struct timespec *a) 4676 { 4677 uint64_t elapsed; 4678 struct timespec x = *b; 4679 timespecsub(&x, a); 4680 elapsed = GET_NANOSEC(&x); 4681 if (elapsed == 0) 4682 elapsed++; 4683 return (elapsed); 4684 } 4685 4686 int 4687 isp_mbox_acquire(ispsoftc_t *isp) 4688 { 4689 if (isp->isp_osinfo.mboxbsy) { 4690 return (1); 4691 } else { 4692 isp->isp_osinfo.mboxcmd_done = 0; 4693 isp->isp_osinfo.mboxbsy = 1; 4694 return (0); 4695 } 4696 } 4697 4698 void 4699 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 4700 { 4701 unsigned int usecs = mbp->timeout; 4702 unsigned int max, olim, ilim; 4703 4704 if (usecs == 0) { 4705 usecs = MBCMD_DEFAULT_TIMEOUT; 4706 } 4707 max = isp->isp_mbxwrk0 + 1; 4708 4709 if (isp->isp_osinfo.mbox_sleep_ok) { 4710 unsigned int ms = (usecs + 999) / 1000; 4711 4712 isp->isp_osinfo.mbox_sleep_ok = 0; 4713 isp->isp_osinfo.mbox_sleeping = 1; 4714 for (olim = 0; olim < max; olim++) { 4715 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 4716 if (isp->isp_osinfo.mboxcmd_done) { 4717 break; 4718 } 4719 } 4720 isp->isp_osinfo.mbox_sleep_ok = 1; 4721 isp->isp_osinfo.mbox_sleeping = 0; 4722 } else { 4723 for (olim = 0; olim < max; olim++) { 4724 for (ilim = 0; ilim < usecs; ilim += 100) { 4725 uint16_t isr, sema, info; 4726 if (isp->isp_osinfo.mboxcmd_done) { 4727 break; 4728 } 4729 if (ISP_READ_ISR(isp, &isr, &sema, &info)) { 4730 isp_intr(isp, isr, sema, info); 4731 if (isp->isp_osinfo.mboxcmd_done) { 4732 break; 4733 } 4734 } 4735 ISP_DELAY(100); 4736 } 4737 if (isp->isp_osinfo.mboxcmd_done) { 4738 break; 4739 } 4740 } 4741 } 4742 if (isp->isp_osinfo.mboxcmd_done == 0) { 4743 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 4744 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 4745 mbp->param[0] = MBOX_TIMEOUT; 4746 isp->isp_osinfo.mboxcmd_done = 1; 4747 } 4748 } 4749 4750 void 4751 isp_mbox_notify_done(ispsoftc_t *isp) 4752 { 4753 if (isp->isp_osinfo.mbox_sleeping) { 4754 wakeup(&isp->isp_mbxworkp); 4755 } 4756 isp->isp_osinfo.mboxcmd_done = 1; 4757 } 4758 4759 void 4760 isp_mbox_release(ispsoftc_t *isp) 4761 { 4762 isp->isp_osinfo.mboxbsy = 0; 4763 } 4764 4765 int 4766 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 4767 { 4768 int ret = 0; 4769 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 4770 ret = -1; 4771 } else { 4772 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 4773 } 4774 return (ret); 4775 } 4776 4777 int 4778 isp_mstohz(int ms) 4779 { 4780 int hz; 4781 struct timeval t; 4782 t.tv_sec = ms / 1000; 4783 t.tv_usec = (ms % 1000) * 1000; 4784 hz = tvtohz(&t); 4785 if (hz < 0) { 4786 hz = 0x7fffffff; 4787 } 4788 if (hz == 0) { 4789 hz = 1; 4790 } 4791 return (hz); 4792 } 4793 4794 void 4795 isp_platform_intr(void *arg) 4796 { 4797 ispsoftc_t *isp = arg; 4798 uint16_t isr, sema, info; 4799 4800 ISP_LOCK(isp); 4801 isp->isp_intcnt++; 4802 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 4803 isp_intr(isp, isr, sema, info); 4804 else 4805 isp->isp_intbogus++; 4806 ISP_UNLOCK(isp); 4807 } 4808 4809 void 4810 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 4811 { 4812 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4813 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 4814 } else { 4815 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 4816 } 4817 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 4818 } 4819 4820 /* 4821 * Reset the command reference number for all LUNs on a specific target 4822 * (needed when a target arrives again) or for all targets on a port 4823 * (needed for events like a LIP). 4824 */ 4825 void 4826 isp_fcp_reset_crn(ispsoftc_t *isp, int chan, uint32_t tgt, int tgt_set) 4827 { 4828 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4829 struct isp_nexus *nxp; 4830 int i; 4831 4832 if (tgt_set == 0) 4833 isp_prt(isp, ISP_LOGDEBUG0, 4834 "Chan %d resetting CRN on all targets", chan); 4835 else 4836 isp_prt(isp, ISP_LOGDEBUG0, 4837 "Chan %d resetting CRN on target %u", chan, tgt); 4838 4839 for (i = 0; i < NEXUS_HASH_WIDTH; i++) { 4840 for (nxp = fc->nexus_hash[i]; nxp != NULL; nxp = nxp->next) { 4841 if (tgt_set == 0 || tgt == nxp->tgt) 4842 nxp->crnseed = 0; 4843 } 4844 } 4845 } 4846 4847 int 4848 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 4849 { 4850 lun_id_t lun; 4851 uint32_t chan, tgt; 4852 struct isp_fc *fc; 4853 struct isp_nexus *nxp; 4854 int idx; 4855 4856 if (IS_2100(isp)) 4857 return (0); 4858 4859 chan = XS_CHANNEL(cmd); 4860 tgt = XS_TGT(cmd); 4861 lun = XS_LUN(cmd); 4862 fc = &isp->isp_osinfo.pc.fc[chan]; 4863 idx = NEXUS_HASH(tgt, lun); 4864 nxp = fc->nexus_hash[idx]; 4865 4866 while (nxp) { 4867 if (nxp->tgt == tgt && nxp->lun == lun) 4868 break; 4869 nxp = nxp->next; 4870 } 4871 if (nxp == NULL) { 4872 nxp = fc->nexus_free_list; 4873 if (nxp == NULL) { 4874 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 4875 if (nxp == NULL) { 4876 return (-1); 4877 } 4878 } else { 4879 fc->nexus_free_list = nxp->next; 4880 } 4881 nxp->tgt = tgt; 4882 nxp->lun = lun; 4883 nxp->next = fc->nexus_hash[idx]; 4884 fc->nexus_hash[idx] = nxp; 4885 } 4886 if (nxp->crnseed == 0) 4887 nxp->crnseed = 1; 4888 PISP_PCMD(cmd)->crn = nxp->crnseed; 4889 *crnp = nxp->crnseed++; 4890 return (0); 4891 } 4892 4893 /* 4894 * We enter with the lock held 4895 */ 4896 void 4897 isp_timer(void *arg) 4898 { 4899 ispsoftc_t *isp = arg; 4900 #ifdef ISP_TARGET_MODE 4901 isp_tmcmd_restart(isp); 4902 #endif 4903 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 4904 } 4905 4906 isp_ecmd_t * 4907 isp_get_ecmd(ispsoftc_t *isp) 4908 { 4909 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 4910 if (ecmd) { 4911 isp->isp_osinfo.ecmd_free = ecmd->next; 4912 } 4913 return (ecmd); 4914 } 4915 4916 void 4917 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 4918 { 4919 ecmd->next = isp->isp_osinfo.ecmd_free; 4920 isp->isp_osinfo.ecmd_free = ecmd; 4921 } 4922