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 #include <dev/isp/isp_freebsd.h> 33 #include <sys/unistd.h> 34 #include <sys/kthread.h> 35 #include <sys/conf.h> 36 #include <sys/module.h> 37 #include <sys/ioccom.h> 38 #include <dev/isp/isp_ioctl.h> 39 #include <sys/devicestat.h> 40 #include <cam/cam_periph.h> 41 #include <cam/cam_xpt_periph.h> 42 43 #if __FreeBSD_version < 800002 44 #define THREAD_CREATE kthread_create 45 #else 46 #define THREAD_CREATE kproc_create 47 #endif 48 49 MODULE_VERSION(isp, 1); 50 MODULE_DEPEND(isp, cam, 1, 1, 1); 51 int isp_announced = 0; 52 int isp_fabric_hysteresis = 5; 53 int isp_loop_down_limit = 60; /* default loop down limit */ 54 int isp_change_is_bad = 0; /* "changed" devices are bad */ 55 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 56 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 57 int isp_autoconfig = 1; /* automatically attach/detach devices */ 58 static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s"; 59 60 static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 61 static d_ioctl_t ispioctl; 62 static void isp_intr_enable(void *); 63 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 64 static void isp_poll(struct cam_sim *); 65 static timeout_t isp_watchdog; 66 static timeout_t isp_gdt; 67 static task_fn_t isp_gdt_task; 68 static timeout_t isp_ldt; 69 static task_fn_t isp_ldt_task; 70 static void isp_kthread(void *); 71 static void isp_action(struct cam_sim *, union ccb *); 72 #ifdef ISP_INTERNAL_TARGET 73 static void isp_target_thread_pi(void *); 74 static void isp_target_thread_fc(void *); 75 #endif 76 static int isp_timer_count; 77 static void isp_timer(void *); 78 79 static struct cdevsw isp_cdevsw = { 80 .d_version = D_VERSION, 81 .d_ioctl = ispioctl, 82 .d_name = "isp", 83 }; 84 85 static int 86 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 87 { 88 struct ccb_setasync csa; 89 struct cam_sim *sim; 90 struct cam_path *path; 91 92 /* 93 * Construct our SIM entry. 94 */ 95 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); 96 97 if (sim == NULL) { 98 return (ENOMEM); 99 } 100 101 ISP_LOCK(isp); 102 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 103 ISP_UNLOCK(isp); 104 cam_sim_free(sim, FALSE); 105 return (EIO); 106 } 107 ISP_UNLOCK(isp); 108 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 109 ISP_LOCK(isp); 110 xpt_bus_deregister(cam_sim_path(sim)); 111 ISP_UNLOCK(isp); 112 cam_sim_free(sim, FALSE); 113 return (ENXIO); 114 } 115 xpt_setup_ccb(&csa.ccb_h, path, 5); 116 csa.ccb_h.func_code = XPT_SASYNC_CB; 117 csa.event_enable = AC_LOST_DEVICE; 118 csa.callback = isp_cam_async; 119 csa.callback_arg = sim; 120 121 ISP_LOCK(isp); 122 xpt_action((union ccb *)&csa); 123 ISP_UNLOCK(isp); 124 125 if (IS_SCSI(isp)) { 126 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 127 spi->sim = sim; 128 spi->path = path; 129 #ifdef ISP_INTERNAL_TARGET 130 ISP_SET_PC(isp, chan, proc_active, 1); 131 if (THREAD_CREATE(isp_target_thread_pi, spi, &spi->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 132 ISP_SET_PC(isp, chan, proc_active, 0); 133 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 134 } 135 ISP_SPI_PC(isp, chan)->num_threads += 1; 136 #endif 137 } else { 138 fcparam *fcp = FCPARAM(isp, chan); 139 struct isp_fc *fc = ISP_FC_PC(isp, chan); 140 141 ISP_LOCK(isp); 142 fc->sim = sim; 143 fc->path = path; 144 fc->isp = isp; 145 fc->ready = 1; 146 147 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0); 148 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 149 TASK_INIT(&fc->ltask, 1, isp_ldt_task, fc); 150 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 151 152 /* 153 * We start by being "loop down" if we have an initiator role 154 */ 155 if (fcp->role & ISP_ROLE_INITIATOR) { 156 isp_freeze_loopdown(isp, chan, "isp_attach"); 157 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc); 158 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime); 159 } 160 ISP_UNLOCK(isp); 161 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 162 xpt_free_path(fc->path); 163 ISP_LOCK(isp); 164 if (callout_active(&fc->ldt)) 165 callout_stop(&fc->ldt); 166 xpt_bus_deregister(cam_sim_path(fc->sim)); 167 ISP_UNLOCK(isp); 168 cam_sim_free(fc->sim, FALSE); 169 return (ENOMEM); 170 } 171 ISP_FC_PC(isp, chan)->num_threads += 1; 172 #ifdef ISP_INTERNAL_TARGET 173 ISP_SET_PC(isp, chan, proc_active, 1); 174 if (THREAD_CREATE(isp_target_thread_fc, fc, &fc->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 175 ISP_SET_PC(isp, chan, proc_active, 0); 176 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 177 } 178 ISP_FC_PC(isp, chan)->num_threads += 1; 179 #endif 180 if (chan == 0) { 181 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 182 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 183 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwnn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwnn, "World Wide Node Name"); 184 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwpn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwpn, "World Wide Port Name"); 185 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "loop_down_limit", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->loop_down_limit, 0, "Loop Down Limit"); 186 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "gone_device_time", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->gone_device_time, 0, "Gone Device Time"); 187 #if defined(ISP_TARGET_MODE) && defined(DEBUG) 188 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "inject_lost_data_frame", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->inject_lost_data_frame, 0, "Cause a Lost Frame on a Read"); 189 #endif 190 } 191 } 192 return (0); 193 } 194 195 static void 196 isp_detach_internal_target(ispsoftc_t *isp, int chan) 197 { 198 #ifdef ISP_INTERNAL_TARGET 199 void *wchan; 200 201 ISP_GET_PC(isp, chan, target_proc, wchan); 202 ISP_SET_PC(isp, chan, proc_active, 0); 203 wakeup(wchan); 204 #endif 205 } 206 207 static void 208 isp_detach_chan(ispsoftc_t *isp, int chan) 209 { 210 struct cam_sim *sim; 211 struct cam_path *path; 212 struct ccb_setasync csa; 213 int *num_threads; 214 215 ISP_GET_PC(isp, chan, sim, sim); 216 ISP_GET_PC(isp, chan, path, path); 217 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads); 218 219 xpt_setup_ccb(&csa.ccb_h, path, 5); 220 csa.ccb_h.func_code = XPT_SASYNC_CB; 221 csa.event_enable = 0; 222 csa.callback = isp_cam_async; 223 csa.callback_arg = sim; 224 xpt_action((union ccb *)&csa); 225 xpt_free_path(path); 226 xpt_bus_deregister(cam_sim_path(sim)); 227 cam_sim_free(sim, FALSE); 228 229 /* Wait for the channel's spawned threads to exit. */ 230 wakeup(isp->isp_osinfo.pc.ptr); 231 isp_detach_internal_target(isp, chan); 232 while (*num_threads != 0) 233 mtx_sleep(isp, &isp->isp_osinfo.lock, PRIBIO, "isp_reap", 100); 234 } 235 236 int 237 isp_attach(ispsoftc_t *isp) 238 { 239 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 240 int du = device_get_unit(isp->isp_dev); 241 int chan; 242 243 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 244 isp->isp_osinfo.ehook.ich_arg = isp; 245 /* 246 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 247 * will be called right awawy, which will clear isp_osinfo.ehook_active, 248 * which would be unwise to then set again later. 249 */ 250 isp->isp_osinfo.ehook_active = 1; 251 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 252 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 253 return (-EIO); 254 } 255 256 /* 257 * Create the device queue for our SIM(s). 258 */ 259 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 260 if (isp->isp_osinfo.devq == NULL) { 261 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 262 return (EIO); 263 } 264 265 for (chan = 0; chan < isp->isp_nchan; chan++) { 266 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 267 goto unwind; 268 } 269 } 270 271 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 272 isp_timer_count = hz >> 2; 273 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 274 isp->isp_osinfo.timer_active = 1; 275 276 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 277 if (isp->isp_osinfo.cdev) { 278 isp->isp_osinfo.cdev->si_drv1 = isp; 279 } 280 return (0); 281 282 unwind: 283 while (--chan >= 0) { 284 struct cam_sim *sim; 285 struct cam_path *path; 286 287 ISP_GET_PC(isp, chan, sim, sim); 288 ISP_GET_PC(isp, chan, path, path); 289 xpt_free_path(path); 290 ISP_LOCK(isp); 291 xpt_bus_deregister(cam_sim_path(sim)); 292 ISP_UNLOCK(isp); 293 cam_sim_free(sim, FALSE); 294 } 295 if (isp->isp_osinfo.ehook_active) { 296 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 297 isp->isp_osinfo.ehook_active = 0; 298 } 299 if (isp->isp_osinfo.cdev) { 300 destroy_dev(isp->isp_osinfo.cdev); 301 isp->isp_osinfo.cdev = NULL; 302 } 303 cam_simq_free(isp->isp_osinfo.devq); 304 isp->isp_osinfo.devq = NULL; 305 return (-1); 306 } 307 308 int 309 isp_detach(ispsoftc_t *isp) 310 { 311 struct cam_sim *sim; 312 int chan; 313 314 ISP_LOCK(isp); 315 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 316 ISP_GET_PC(isp, chan, sim, sim); 317 if (sim->refcount > 2) { 318 ISP_UNLOCK(isp); 319 return (EBUSY); 320 } 321 } 322 /* Tell spawned threads that we're exiting. */ 323 isp->isp_osinfo.is_exiting = 1; 324 if (isp->isp_osinfo.timer_active) { 325 callout_stop(&isp->isp_osinfo.tmo); 326 isp->isp_osinfo.timer_active = 0; 327 } 328 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) 329 isp_detach_chan(isp, chan); 330 ISP_UNLOCK(isp); 331 332 if (isp->isp_osinfo.cdev) { 333 destroy_dev(isp->isp_osinfo.cdev); 334 isp->isp_osinfo.cdev = NULL; 335 } 336 if (isp->isp_osinfo.ehook_active) { 337 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 338 isp->isp_osinfo.ehook_active = 0; 339 } 340 if (isp->isp_osinfo.devq != NULL) { 341 cam_simq_free(isp->isp_osinfo.devq); 342 isp->isp_osinfo.devq = NULL; 343 } 344 return (0); 345 } 346 347 static void 348 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 349 { 350 if (IS_FC(isp)) { 351 struct isp_fc *fc = ISP_FC_PC(isp, chan); 352 if (fc->simqfrozen == 0) { 353 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 354 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 355 xpt_freeze_simq(fc->sim, 1); 356 } else { 357 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 358 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 359 } 360 } 361 } 362 363 static void 364 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 365 { 366 if (IS_FC(isp)) { 367 struct isp_fc *fc = ISP_FC_PC(isp, chan); 368 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 369 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 370 if (wasfrozen && fc->simqfrozen == 0) { 371 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 372 xpt_release_simq(fc->sim, 1); 373 } 374 } 375 } 376 377 378 static int 379 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 380 { 381 ispsoftc_t *isp; 382 int nr, chan, retval = ENOTTY; 383 384 isp = dev->si_drv1; 385 386 switch (c) { 387 case ISP_SDBLEV: 388 { 389 int olddblev = isp->isp_dblev; 390 isp->isp_dblev = *(int *)addr; 391 *(int *)addr = olddblev; 392 retval = 0; 393 break; 394 } 395 case ISP_GETROLE: 396 chan = *(int *)addr; 397 if (chan < 0 || chan >= isp->isp_nchan) { 398 retval = -ENXIO; 399 break; 400 } 401 if (IS_FC(isp)) { 402 *(int *)addr = FCPARAM(isp, chan)->role; 403 } else { 404 *(int *)addr = SDPARAM(isp, chan)->role; 405 } 406 retval = 0; 407 break; 408 case ISP_SETROLE: 409 nr = *(int *)addr; 410 chan = nr >> 8; 411 if (chan < 0 || chan >= isp->isp_nchan) { 412 retval = -ENXIO; 413 break; 414 } 415 nr &= 0xff; 416 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 417 retval = EINVAL; 418 break; 419 } 420 if (IS_FC(isp)) { 421 /* 422 * We don't really support dual role at present on FC cards. 423 * 424 * We should, but a bunch of things are currently broken, 425 * so don't allow it. 426 */ 427 if (nr == ISP_ROLE_BOTH) { 428 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 429 retval = EINVAL; 430 break; 431 } 432 *(int *)addr = FCPARAM(isp, chan)->role; 433 #ifdef ISP_INTERNAL_TARGET 434 ISP_LOCK(isp); 435 retval = isp_fc_change_role(isp, chan, nr); 436 ISP_UNLOCK(isp); 437 #else 438 FCPARAM(isp, chan)->role = nr; 439 #endif 440 } else { 441 *(int *)addr = SDPARAM(isp, chan)->role; 442 SDPARAM(isp, chan)->role = nr; 443 } 444 retval = 0; 445 break; 446 447 case ISP_RESETHBA: 448 ISP_LOCK(isp); 449 #ifdef ISP_TARGET_MODE 450 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 451 #endif 452 isp_reinit(isp, 0); 453 ISP_UNLOCK(isp); 454 retval = 0; 455 break; 456 457 case ISP_RESCAN: 458 if (IS_FC(isp)) { 459 chan = *(int *)addr; 460 if (chan < 0 || chan >= isp->isp_nchan) { 461 retval = -ENXIO; 462 break; 463 } 464 ISP_LOCK(isp); 465 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 466 retval = EIO; 467 } else { 468 retval = 0; 469 } 470 ISP_UNLOCK(isp); 471 } 472 break; 473 474 case ISP_FC_LIP: 475 if (IS_FC(isp)) { 476 chan = *(int *)addr; 477 if (chan < 0 || chan >= isp->isp_nchan) { 478 retval = -ENXIO; 479 break; 480 } 481 ISP_LOCK(isp); 482 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 483 retval = EIO; 484 } else { 485 retval = 0; 486 } 487 ISP_UNLOCK(isp); 488 } 489 break; 490 case ISP_FC_GETDINFO: 491 { 492 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 493 fcportdb_t *lp; 494 495 if (IS_SCSI(isp)) { 496 break; 497 } 498 if (ifc->loopid >= MAX_FC_TARG) { 499 retval = EINVAL; 500 break; 501 } 502 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 503 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 504 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 505 ifc->loopid = lp->handle; 506 ifc->portid = lp->portid; 507 ifc->node_wwn = lp->node_wwn; 508 ifc->port_wwn = lp->port_wwn; 509 retval = 0; 510 } else { 511 retval = ENODEV; 512 } 513 break; 514 } 515 case ISP_GET_STATS: 516 { 517 isp_stats_t *sp = (isp_stats_t *) addr; 518 519 ISP_MEMZERO(sp, sizeof (*sp)); 520 sp->isp_stat_version = ISP_STATS_VERSION; 521 sp->isp_type = isp->isp_type; 522 sp->isp_revision = isp->isp_revision; 523 ISP_LOCK(isp); 524 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 525 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 526 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 527 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 528 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 529 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 530 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 531 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 532 ISP_UNLOCK(isp); 533 retval = 0; 534 break; 535 } 536 case ISP_CLR_STATS: 537 ISP_LOCK(isp); 538 isp->isp_intcnt = 0; 539 isp->isp_intbogus = 0; 540 isp->isp_intmboxc = 0; 541 isp->isp_intoasync = 0; 542 isp->isp_rsltccmplt = 0; 543 isp->isp_fphccmplt = 0; 544 isp->isp_rscchiwater = 0; 545 isp->isp_fpcchiwater = 0; 546 ISP_UNLOCK(isp); 547 retval = 0; 548 break; 549 case ISP_FC_GETHINFO: 550 { 551 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 552 int chan = hba->fc_channel; 553 554 if (chan < 0 || chan >= isp->isp_nchan) { 555 retval = ENXIO; 556 break; 557 } 558 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 559 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 560 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 561 hba->fc_nchannels = isp->isp_nchan; 562 if (IS_FC(isp)) { 563 hba->fc_nports = MAX_FC_TARG; 564 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 565 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 566 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 567 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 568 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 569 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 570 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 571 } else { 572 hba->fc_nports = MAX_TARGETS; 573 hba->fc_speed = 0; 574 hba->fc_topology = 0; 575 hba->nvram_node_wwn = 0ull; 576 hba->nvram_port_wwn = 0ull; 577 hba->active_node_wwn = 0ull; 578 hba->active_port_wwn = 0ull; 579 } 580 retval = 0; 581 break; 582 } 583 case ISP_TSK_MGMT: 584 { 585 int needmarker; 586 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 587 uint16_t loopid; 588 mbreg_t mbs; 589 590 if (IS_SCSI(isp)) { 591 break; 592 } 593 594 chan = fct->chan; 595 if (chan < 0 || chan >= isp->isp_nchan) { 596 retval = -ENXIO; 597 break; 598 } 599 600 needmarker = retval = 0; 601 loopid = fct->loopid; 602 ISP_LOCK(isp); 603 if (IS_24XX(isp)) { 604 uint8_t local[QENTRY_LEN]; 605 isp24xx_tmf_t *tmf; 606 isp24xx_statusreq_t *sp; 607 fcparam *fcp = FCPARAM(isp, chan); 608 fcportdb_t *lp; 609 int i; 610 611 for (i = 0; i < MAX_FC_TARG; i++) { 612 lp = &fcp->portdb[i]; 613 if (lp->handle == loopid) { 614 break; 615 } 616 } 617 if (i == MAX_FC_TARG) { 618 retval = ENXIO; 619 ISP_UNLOCK(isp); 620 break; 621 } 622 /* XXX VALIDATE LP XXX */ 623 tmf = (isp24xx_tmf_t *) local; 624 ISP_MEMZERO(tmf, QENTRY_LEN); 625 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 626 tmf->tmf_header.rqs_entry_count = 1; 627 tmf->tmf_nphdl = lp->handle; 628 tmf->tmf_delay = 2; 629 tmf->tmf_timeout = 2; 630 tmf->tmf_tidlo = lp->portid; 631 tmf->tmf_tidhi = lp->portid >> 16; 632 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 633 tmf->tmf_lun[1] = fct->lun & 0xff; 634 if (fct->lun >= 256) { 635 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 636 } 637 switch (fct->action) { 638 case IPT_CLEAR_ACA: 639 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 640 break; 641 case IPT_TARGET_RESET: 642 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 643 needmarker = 1; 644 break; 645 case IPT_LUN_RESET: 646 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 647 needmarker = 1; 648 break; 649 case IPT_CLEAR_TASK_SET: 650 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 651 needmarker = 1; 652 break; 653 case IPT_ABORT_TASK_SET: 654 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 655 needmarker = 1; 656 break; 657 default: 658 retval = EINVAL; 659 break; 660 } 661 if (retval) { 662 ISP_UNLOCK(isp); 663 break; 664 } 665 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 666 mbs.param[1] = QENTRY_LEN; 667 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 668 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 669 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 670 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 671 672 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 673 ISP_UNLOCK(isp); 674 retval = ENOMEM; 675 break; 676 } 677 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 678 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan); 679 sp = (isp24xx_statusreq_t *) local; 680 sp->req_completion_status = 1; 681 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 682 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan); 683 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 684 FC_SCRATCH_RELEASE(isp, chan); 685 if (retval || sp->req_completion_status != 0) { 686 FC_SCRATCH_RELEASE(isp, chan); 687 retval = EIO; 688 } 689 if (retval == 0) { 690 if (needmarker) { 691 fcp->sendmarker = 1; 692 } 693 } 694 } else { 695 MBSINIT(&mbs, 0, MBLOGALL, 0); 696 if (ISP_CAP_2KLOGIN(isp) == 0) { 697 loopid <<= 8; 698 } 699 switch (fct->action) { 700 case IPT_CLEAR_ACA: 701 mbs.param[0] = MBOX_CLEAR_ACA; 702 mbs.param[1] = loopid; 703 mbs.param[2] = fct->lun; 704 break; 705 case IPT_TARGET_RESET: 706 mbs.param[0] = MBOX_TARGET_RESET; 707 mbs.param[1] = loopid; 708 needmarker = 1; 709 break; 710 case IPT_LUN_RESET: 711 mbs.param[0] = MBOX_LUN_RESET; 712 mbs.param[1] = loopid; 713 mbs.param[2] = fct->lun; 714 needmarker = 1; 715 break; 716 case IPT_CLEAR_TASK_SET: 717 mbs.param[0] = MBOX_CLEAR_TASK_SET; 718 mbs.param[1] = loopid; 719 mbs.param[2] = fct->lun; 720 needmarker = 1; 721 break; 722 case IPT_ABORT_TASK_SET: 723 mbs.param[0] = MBOX_ABORT_TASK_SET; 724 mbs.param[1] = loopid; 725 mbs.param[2] = fct->lun; 726 needmarker = 1; 727 break; 728 default: 729 retval = EINVAL; 730 break; 731 } 732 if (retval == 0) { 733 if (needmarker) { 734 FCPARAM(isp, chan)->sendmarker = 1; 735 } 736 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 737 if (retval) { 738 retval = EIO; 739 } 740 } 741 } 742 ISP_UNLOCK(isp); 743 break; 744 } 745 default: 746 break; 747 } 748 return (retval); 749 } 750 751 static void 752 isp_intr_enable(void *arg) 753 { 754 int chan; 755 ispsoftc_t *isp = arg; 756 ISP_LOCK(isp); 757 for (chan = 0; chan < isp->isp_nchan; chan++) { 758 if (IS_FC(isp)) { 759 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 760 ISP_ENABLE_INTS(isp); 761 break; 762 } 763 } else { 764 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 765 ISP_ENABLE_INTS(isp); 766 break; 767 } 768 } 769 } 770 isp->isp_osinfo.ehook_active = 0; 771 ISP_UNLOCK(isp); 772 /* Release our hook so that the boot can continue. */ 773 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 774 } 775 776 /* 777 * Local Inlines 778 */ 779 780 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 781 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 782 783 static ISP_INLINE int 784 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 785 { 786 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 787 if (ISP_PCMD(ccb) == NULL) { 788 return (-1); 789 } 790 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 791 return (0); 792 } 793 794 static ISP_INLINE void 795 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 796 { 797 if (ISP_PCMD(ccb)) { 798 #ifdef ISP_TARGET_MODE 799 PISP_PCMD(ccb)->datalen = 0; 800 PISP_PCMD(ccb)->totslen = 0; 801 PISP_PCMD(ccb)->cumslen = 0; 802 PISP_PCMD(ccb)->crn = 0; 803 #endif 804 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 805 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 806 ISP_PCMD(ccb) = NULL; 807 } 808 } 809 810 /* 811 * Put the target mode functions here, because some are inlines 812 */ 813 #ifdef ISP_TARGET_MODE 814 static ISP_INLINE void isp_tmlock(ispsoftc_t *, const char *); 815 static ISP_INLINE void isp_tmunlk(ispsoftc_t *); 816 static ISP_INLINE int is_any_lun_enabled(ispsoftc_t *, int); 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 cam_status isp_enable_deferred_luns(ispsoftc_t *, int); 832 static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 833 static void isp_disable_lun(ispsoftc_t *, union ccb *); 834 static int isp_enable_target_mode(ispsoftc_t *, int); 835 static int isp_disable_target_mode(ispsoftc_t *, int); 836 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 837 static timeout_t isp_refire_putback_atio; 838 static timeout_t isp_refire_notify_ack; 839 static void isp_complete_ctio(union ccb *); 840 static void isp_target_putback_atio(union ccb *); 841 enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 842 static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 843 static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 844 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 845 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 846 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 847 static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 848 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 849 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 850 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 851 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 852 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 853 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 854 855 static ISP_INLINE void 856 isp_tmlock(ispsoftc_t *isp, const char *msg) 857 { 858 while (isp->isp_osinfo.tmbusy) { 859 isp->isp_osinfo.tmwanted = 1; 860 mtx_sleep(isp, &isp->isp_lock, PRIBIO, msg, 0); 861 } 862 isp->isp_osinfo.tmbusy = 1; 863 } 864 865 static ISP_INLINE void 866 isp_tmunlk(ispsoftc_t *isp) 867 { 868 isp->isp_osinfo.tmbusy = 0; 869 if (isp->isp_osinfo.tmwanted) { 870 isp->isp_osinfo.tmwanted = 0; 871 wakeup(isp); 872 } 873 } 874 875 static ISP_INLINE int 876 is_any_lun_enabled(ispsoftc_t *isp, int bus) 877 { 878 struct tslist *lhp; 879 int i; 880 881 for (i = 0; i < LUN_HASH_SIZE; i++) { 882 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 883 if (SLIST_FIRST(lhp)) 884 return (1); 885 } 886 return (0); 887 } 888 889 static ISP_INLINE int 890 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 891 { 892 tstate_t *tptr; 893 struct tslist *lhp; 894 895 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 896 SLIST_FOREACH(tptr, lhp, next) { 897 if (tptr->ts_lun == lun) { 898 return (1); 899 } 900 } 901 return (0); 902 } 903 904 static void 905 dump_tstates(ispsoftc_t *isp, int bus) 906 { 907 int i, j; 908 struct tslist *lhp; 909 tstate_t *tptr = NULL; 910 911 if (bus >= isp->isp_nchan) { 912 return; 913 } 914 for (i = 0; i < LUN_HASH_SIZE; i++) { 915 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 916 j = 0; 917 SLIST_FOREACH(tptr, lhp, next) { 918 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 919 j++; 920 } 921 } 922 } 923 924 static ISP_INLINE tstate_t * 925 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 926 { 927 tstate_t *tptr = NULL; 928 struct tslist *lhp; 929 930 if (bus < isp->isp_nchan) { 931 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 932 SLIST_FOREACH(tptr, lhp, next) { 933 if (tptr->ts_lun == lun) { 934 tptr->hold++; 935 return (tptr); 936 } 937 } 938 } 939 return (NULL); 940 } 941 942 static ISP_INLINE tstate_t * 943 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 944 { 945 tstate_t *tptr = NULL; 946 atio_private_data_t *atp; 947 struct tslist *lhp; 948 int i; 949 950 if (bus < isp->isp_nchan && tagval != 0) { 951 for (i = 0; i < LUN_HASH_SIZE; i++) { 952 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 953 SLIST_FOREACH(tptr, lhp, next) { 954 atp = isp_find_atpd(isp, tptr, tagval); 955 if (atp) { 956 tptr->hold++; 957 return (tptr); 958 } 959 } 960 } 961 } 962 return (NULL); 963 } 964 965 static ISP_INLINE inot_private_data_t * 966 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 967 { 968 inot_private_data_t *ntp; 969 tstate_t *tptr; 970 struct tslist *lhp; 971 int bus, i; 972 973 for (bus = 0; bus < isp->isp_nchan; bus++) { 974 for (i = 0; i < LUN_HASH_SIZE; i++) { 975 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 976 SLIST_FOREACH(tptr, lhp, next) { 977 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 978 if (ntp) { 979 *rslt = tptr; 980 tptr->hold++; 981 return (ntp); 982 } 983 } 984 } 985 } 986 return (NULL); 987 } 988 989 static ISP_INLINE void 990 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 991 { 992 KASSERT((tptr->hold), ("tptr not held")); 993 tptr->hold--; 994 } 995 996 static void 997 isp_tmcmd_restart(ispsoftc_t *isp) 998 { 999 inot_private_data_t *ntp; 1000 inot_private_data_t *restart_queue; 1001 tstate_t *tptr; 1002 union ccb *ccb; 1003 struct tslist *lhp; 1004 int bus, i; 1005 1006 for (bus = 0; bus < isp->isp_nchan; bus++) { 1007 for (i = 0; i < LUN_HASH_SIZE; i++) { 1008 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 1009 SLIST_FOREACH(tptr, lhp, next) { 1010 if ((restart_queue = tptr->restart_queue) != NULL) 1011 tptr->restart_queue = NULL; 1012 while (restart_queue) { 1013 ntp = restart_queue; 1014 restart_queue = ntp->rd.nt.nt_hba; 1015 if (IS_24XX(isp)) { 1016 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 1017 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 1018 } else { 1019 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1020 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1021 } 1022 isp_put_ntpd(isp, tptr, ntp); 1023 if (tptr->restart_queue && restart_queue != NULL) { 1024 ntp = tptr->restart_queue; 1025 tptr->restart_queue = restart_queue; 1026 while (restart_queue->rd.nt.nt_hba) { 1027 restart_queue = restart_queue->rd.nt.nt_hba; 1028 } 1029 restart_queue->rd.nt.nt_hba = ntp; 1030 break; 1031 } 1032 } 1033 /* 1034 * We only need to do this once per tptr 1035 */ 1036 if (!TAILQ_EMPTY(&tptr->waitq)) { 1037 ccb = (union ccb *)TAILQ_LAST(&tptr->waitq, isp_ccbq); 1038 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1039 isp_target_start_ctio(isp, ccb, FROM_TIMER); 1040 } 1041 } 1042 } 1043 } 1044 } 1045 1046 static ISP_INLINE atio_private_data_t * 1047 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1048 { 1049 atio_private_data_t *atp; 1050 1051 atp = LIST_FIRST(&tptr->atfree); 1052 if (atp) { 1053 LIST_REMOVE(atp, next); 1054 atp->tag = tag; 1055 LIST_INSERT_HEAD(&tptr->atused[ATPDPHASH(tag)], atp, next); 1056 } 1057 return (atp); 1058 } 1059 1060 static ISP_INLINE atio_private_data_t * 1061 isp_find_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1062 { 1063 atio_private_data_t *atp; 1064 1065 LIST_FOREACH(atp, &tptr->atused[ATPDPHASH(tag)], next) { 1066 if (atp->tag == tag) 1067 return (atp); 1068 } 1069 return (NULL); 1070 } 1071 1072 static ISP_INLINE void 1073 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1074 { 1075 if (atp->ests) { 1076 isp_put_ecmd(isp, atp->ests); 1077 } 1078 LIST_REMOVE(atp, next); 1079 memset(atp, 0, sizeof (*atp)); 1080 LIST_INSERT_HEAD(&tptr->atfree, atp, next); 1081 } 1082 1083 static void 1084 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1085 { 1086 atio_private_data_t *atp; 1087 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1088 1089 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1090 xpt_print(tptr->owner, "ATP: [0x%x] origdlen %u bytes_xfrd %u lun %u nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s\n", 1091 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1092 } 1093 } 1094 1095 1096 static ISP_INLINE inot_private_data_t * 1097 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1098 { 1099 inot_private_data_t *ntp; 1100 ntp = tptr->ntfree; 1101 if (ntp) { 1102 tptr->ntfree = ntp->next; 1103 } 1104 return (ntp); 1105 } 1106 1107 static ISP_INLINE inot_private_data_t * 1108 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1109 { 1110 inot_private_data_t *ntp; 1111 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1112 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1113 return (ntp); 1114 } 1115 } 1116 return (NULL); 1117 } 1118 1119 static ISP_INLINE void 1120 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1121 { 1122 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1123 ntp->next = tptr->ntfree; 1124 tptr->ntfree = ntp; 1125 } 1126 1127 static cam_status 1128 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1129 { 1130 cam_status status; 1131 lun_id_t lun; 1132 struct tslist *lhp; 1133 tstate_t *tptr; 1134 int i; 1135 1136 lun = xpt_path_lun_id(path); 1137 if (lun != CAM_LUN_WILDCARD) { 1138 if (lun >= ISP_MAX_LUNS(isp)) { 1139 return (CAM_LUN_INVALID); 1140 } 1141 } 1142 if (is_lun_enabled(isp, bus, lun)) { 1143 return (CAM_LUN_ALRDY_ENA); 1144 } 1145 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1146 if (tptr == NULL) { 1147 return (CAM_RESRC_UNAVAIL); 1148 } 1149 tptr->ts_lun = lun; 1150 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1151 if (status != CAM_REQ_CMP) { 1152 free(tptr, M_DEVBUF); 1153 return (status); 1154 } 1155 SLIST_INIT(&tptr->atios); 1156 SLIST_INIT(&tptr->inots); 1157 TAILQ_INIT(&tptr->waitq); 1158 LIST_INIT(&tptr->atfree); 1159 for (i = ATPDPSIZE-1; i >= 0; i--) 1160 LIST_INSERT_HEAD(&tptr->atfree, &tptr->atpool[i], next); 1161 for (i = 0; i < ATPDPHASHSIZE; i++) 1162 LIST_INIT(&tptr->atused[i]); 1163 for (i = 0; i < ATPDPSIZE-1; i++) 1164 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1165 tptr->ntfree = tptr->ntpool; 1166 tptr->hold = 1; 1167 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 1168 SLIST_INSERT_HEAD(lhp, tptr, next); 1169 *rslt = tptr; 1170 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1171 return (CAM_REQ_CMP); 1172 } 1173 1174 static ISP_INLINE void 1175 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1176 { 1177 union ccb *ccb; 1178 struct tslist *lhp; 1179 1180 KASSERT((tptr->hold != 0), ("tptr is not held")); 1181 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1182 do { 1183 ccb = (union ccb *)SLIST_FIRST(&tptr->atios); 1184 if (ccb) { 1185 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1186 ccb->ccb_h.status = CAM_REQ_ABORTED; 1187 xpt_done(ccb); 1188 } 1189 } while (ccb); 1190 do { 1191 ccb = (union ccb *)SLIST_FIRST(&tptr->inots); 1192 if (ccb) { 1193 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1194 ccb->ccb_h.status = CAM_REQ_ABORTED; 1195 xpt_done(ccb); 1196 } 1197 } while (ccb); 1198 ISP_GET_PC_ADDR(isp, cam_sim_bus(xpt_path_sim(tptr->owner)), lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp); 1199 SLIST_REMOVE(lhp, tptr, tstate, next); 1200 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1201 xpt_free_path(tptr->owner); 1202 free(tptr, M_DEVBUF); 1203 } 1204 1205 /* 1206 * Enable a lun. 1207 */ 1208 static void 1209 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1210 { 1211 tstate_t *tptr = NULL; 1212 int bus, tm_enabled, target_role; 1213 target_id_t target; 1214 lun_id_t lun; 1215 1216 1217 /* 1218 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard 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, "enabling lun %u\n", lun); 1224 if (target != CAM_TARGET_WILDCARD && target != 0) { 1225 ccb->ccb_h.status = CAM_TID_INVALID; 1226 xpt_done(ccb); 1227 return; 1228 } 1229 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1230 ccb->ccb_h.status = CAM_LUN_INVALID; 1231 xpt_done(ccb); 1232 return; 1233 } 1234 1235 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1236 ccb->ccb_h.status = CAM_LUN_INVALID; 1237 xpt_done(ccb); 1238 return; 1239 } 1240 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1241 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1242 } 1243 1244 /* 1245 * Wait until we're not busy with the lun enables subsystem 1246 */ 1247 isp_tmlock(isp, "isp_enable_lun"); 1248 1249 /* 1250 * This is as a good a place as any to check f/w capabilities. 1251 */ 1252 1253 if (IS_FC(isp)) { 1254 if (ISP_CAP_TMODE(isp) == 0) { 1255 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1256 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1257 goto done; 1258 } 1259 /* 1260 * We *could* handle non-SCCLUN f/w, but we'd have to 1261 * dork with our already fragile enable/disable code. 1262 */ 1263 if (ISP_CAP_SCCFW(isp) == 0) { 1264 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1265 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1266 goto done; 1267 } 1268 1269 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1270 1271 } else { 1272 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1273 } 1274 1275 /* 1276 * Create the state pointer. 1277 * It should not already exist. 1278 */ 1279 tptr = get_lun_statep(isp, bus, lun); 1280 if (tptr) { 1281 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1282 goto done; 1283 } 1284 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1285 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1286 goto done; 1287 } 1288 1289 /* 1290 * We have a tricky maneuver to perform here. 1291 * 1292 * If target mode isn't already enabled here, 1293 * *and* our current role includes target mode, 1294 * we enable target mode here. 1295 * 1296 */ 1297 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1298 if (tm_enabled == 0 && target_role != 0) { 1299 if (isp_enable_target_mode(isp, bus)) { 1300 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1301 destroy_lun_state(isp, tptr); 1302 tptr = NULL; 1303 goto done; 1304 } 1305 tm_enabled = 1; 1306 } 1307 1308 /* 1309 * Now check to see whether this bus is in target mode already. 1310 * 1311 * If not, a later role change into target mode will finish the job. 1312 */ 1313 if (tm_enabled == 0) { 1314 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1315 ccb->ccb_h.status = CAM_REQ_CMP; 1316 xpt_print(ccb->ccb_h.path, "Target Mode not enabled yet- lun enable deferred\n"); 1317 goto done1; 1318 } 1319 1320 /* 1321 * Enable the lun. 1322 */ 1323 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1324 1325 done: 1326 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1327 if (tptr) { 1328 destroy_lun_state(isp, tptr); 1329 tptr = NULL; 1330 } 1331 } else { 1332 tptr->enabled = 1; 1333 } 1334 done1: 1335 if (tptr) { 1336 rls_lun_statep(isp, tptr); 1337 } 1338 1339 /* 1340 * And we're outta here.... 1341 */ 1342 isp_tmunlk(isp); 1343 xpt_done(ccb); 1344 } 1345 1346 static cam_status 1347 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1348 { 1349 tstate_t *tptr = NULL; 1350 struct tslist *lhp; 1351 int i, n; 1352 1353 1354 ISP_GET_PC(isp, bus, tm_enabled, i); 1355 if (i == 1) { 1356 return (CAM_REQ_CMP); 1357 } 1358 ISP_GET_PC(isp, bus, tm_enable_defer, i); 1359 if (i == 0) { 1360 return (CAM_REQ_CMP); 1361 } 1362 /* 1363 * If this succeeds, it will set tm_enable 1364 */ 1365 if (isp_enable_target_mode(isp, bus)) { 1366 return (CAM_REQ_CMP_ERR); 1367 } 1368 isp_tmlock(isp, "isp_enable_deferred_luns"); 1369 for (n = i = 0; i < LUN_HASH_SIZE; i++) { 1370 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 1371 SLIST_FOREACH(tptr, lhp, next) { 1372 tptr->hold++; 1373 if (tptr->enabled == 0) { 1374 if (isp_enable_deferred(isp, bus, tptr->ts_lun) == CAM_REQ_CMP) { 1375 tptr->enabled = 1; 1376 n++; 1377 } 1378 } else { 1379 n++; 1380 } 1381 tptr->hold--; 1382 } 1383 } 1384 isp_tmunlk(isp); 1385 if (n == 0) { 1386 return (CAM_REQ_CMP_ERR); 1387 } 1388 ISP_SET_PC(isp, bus, tm_enable_defer, 0); 1389 return (CAM_REQ_CMP); 1390 } 1391 1392 static cam_status 1393 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1394 { 1395 cam_status status; 1396 int luns_already_enabled; 1397 1398 ISP_GET_PC(isp, bus, tm_luns_enabled, luns_already_enabled); 1399 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %jx luns_enabled %d", __func__, bus, (uintmax_t)lun, luns_already_enabled); 1400 if (IS_24XX(isp) || (IS_FC(isp) && luns_already_enabled)) { 1401 status = CAM_REQ_CMP; 1402 } else { 1403 int cmd_cnt, not_cnt; 1404 1405 if (IS_23XX(isp)) { 1406 cmd_cnt = DFLT_CMND_CNT; 1407 not_cnt = DFLT_INOT_CNT; 1408 } else { 1409 cmd_cnt = 64; 1410 not_cnt = 8; 1411 } 1412 status = CAM_REQ_INPROG; 1413 isp->isp_osinfo.rptr = &status; 1414 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun == CAM_LUN_WILDCARD? 0 : lun, cmd_cnt, not_cnt)) { 1415 status = CAM_RESRC_UNAVAIL; 1416 } else { 1417 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1418 } 1419 isp->isp_osinfo.rptr = NULL; 1420 } 1421 if (status == CAM_REQ_CMP) { 1422 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1423 isp_prt(isp, ISP_LOGCONFIG|ISP_LOGTINFO, "bus %d lun %jx now enabled for target mode", bus, (uintmax_t)lun); 1424 } 1425 return (status); 1426 } 1427 1428 static void 1429 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1430 { 1431 tstate_t *tptr = NULL; 1432 int bus; 1433 cam_status status; 1434 target_id_t target; 1435 lun_id_t lun; 1436 1437 bus = XS_CHANNEL(ccb); 1438 target = ccb->ccb_h.target_id; 1439 lun = ccb->ccb_h.target_lun; 1440 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "disabling lun %u\n", lun); 1441 if (target != CAM_TARGET_WILDCARD && target != 0) { 1442 ccb->ccb_h.status = CAM_TID_INVALID; 1443 xpt_done(ccb); 1444 return; 1445 } 1446 1447 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1448 ccb->ccb_h.status = CAM_LUN_INVALID; 1449 xpt_done(ccb); 1450 return; 1451 } 1452 1453 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1454 ccb->ccb_h.status = CAM_LUN_INVALID; 1455 xpt_done(ccb); 1456 return; 1457 } 1458 1459 /* 1460 * See if we're busy disabling a lun now. 1461 */ 1462 isp_tmlock(isp, "isp_disable_lun"); 1463 status = CAM_REQ_INPROG; 1464 1465 /* 1466 * Find the state pointer. 1467 */ 1468 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1469 status = CAM_PATH_INVALID; 1470 goto done; 1471 } 1472 1473 /* 1474 * If we're a 24XX card, we're done. 1475 */ 1476 if (IS_24XX(isp)) { 1477 status = CAM_REQ_CMP; 1478 goto done; 1479 } 1480 1481 /* 1482 * For SCC FW, we only deal with lun zero. 1483 */ 1484 if (IS_FC(isp) && lun > 0) { 1485 status = CAM_REQ_CMP; 1486 goto done; 1487 } 1488 isp->isp_osinfo.rptr = &status; 1489 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1490 status = CAM_RESRC_UNAVAIL; 1491 } else { 1492 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1493 } 1494 isp->isp_osinfo.rptr = NULL; 1495 done: 1496 if (status == CAM_REQ_CMP) { 1497 tptr->enabled = 0; 1498 /* 1499 * If we have no more luns enabled for this bus, 1500 * delete all tracked wwns for it (if we are FC), 1501 * and disable target mode. 1502 */ 1503 if (is_any_lun_enabled(isp, bus) == 0) { 1504 isp_del_all_wwn_entries(isp, bus); 1505 if (isp_disable_target_mode(isp, bus)) { 1506 status = CAM_REQ_CMP_ERR; 1507 } 1508 } 1509 } 1510 ccb->ccb_h.status = status; 1511 if (status == CAM_REQ_CMP) { 1512 destroy_lun_state(isp, tptr); 1513 xpt_print(ccb->ccb_h.path, "lun now disabled for target mode\n"); 1514 } else { 1515 if (tptr) 1516 rls_lun_statep(isp, tptr); 1517 } 1518 isp_tmunlk(isp); 1519 xpt_done(ccb); 1520 } 1521 1522 static int 1523 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1524 { 1525 int tm_enabled; 1526 1527 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1528 if (tm_enabled != 0) { 1529 return (0); 1530 } 1531 if (IS_SCSI(isp)) { 1532 mbreg_t mbs; 1533 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1534 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1535 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1536 mbs.param[2] = bus << 7; 1537 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1538 isp_prt(isp, ISP_LOGERR, "Unable to enable Target Role on Bus %d", bus); 1539 return (EIO); 1540 } 1541 } 1542 ISP_SET_PC(isp, bus, tm_enabled, 1); 1543 isp_prt(isp, ISP_LOGINFO, "Target Role enabled on Bus %d", bus); 1544 return (0); 1545 } 1546 1547 static int 1548 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1549 { 1550 int tm_enabled; 1551 1552 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1553 if (tm_enabled == 0) { 1554 return (0); 1555 } 1556 if (IS_SCSI(isp)) { 1557 mbreg_t mbs; 1558 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1559 mbs.param[2] = bus << 7; 1560 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1561 isp_prt(isp, ISP_LOGERR, "Unable to disable Target Role on Bus %d", bus); 1562 return (EIO); 1563 } 1564 } 1565 ISP_SET_PC(isp, bus, tm_enabled, 0); 1566 isp_prt(isp, ISP_LOGINFO, "Target Role disabled on Bus %d", bus); 1567 return (0); 1568 } 1569 1570 static void 1571 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1572 { 1573 uint32_t *rptr; 1574 1575 rptr = isp->isp_osinfo.rptr; 1576 if (lep->le_status != LUN_OK) { 1577 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1578 if (rptr) { 1579 *rptr = CAM_REQ_CMP_ERR; 1580 wakeup_one(rptr); 1581 } 1582 } else { 1583 if (rptr) { 1584 *rptr = CAM_REQ_CMP; 1585 wakeup_one(rptr); 1586 } 1587 } 1588 } 1589 1590 static void 1591 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1592 { 1593 int fctape, sendstatus, resid; 1594 tstate_t *tptr; 1595 fcparam *fcp; 1596 atio_private_data_t *atp; 1597 struct ccb_scsiio *cso; 1598 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1599 uint8_t local[QENTRY_LEN]; 1600 1601 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1602 if (tptr == NULL) { 1603 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1604 if (tptr == NULL) { 1605 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find tstate pointer", __func__, ccb->csio.tag_id); 1606 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1607 xpt_done(ccb); 1608 return; 1609 } 1610 } 1611 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, 1612 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1613 1614 switch (how) { 1615 case FROM_TIMER: 1616 case FROM_CAM: 1617 /* 1618 * Insert at the tail of the list, if any, waiting CTIO CCBs 1619 */ 1620 TAILQ_INSERT_TAIL(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1621 break; 1622 case FROM_SRR: 1623 case FROM_CTIO_DONE: 1624 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1625 break; 1626 } 1627 1628 while (TAILQ_FIRST(&tptr->waitq) != NULL) { 1629 ccb = (union ccb *) TAILQ_FIRST(&tptr->waitq); 1630 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1631 1632 cso = &ccb->csio; 1633 xfrlen = cso->dxfer_len; 1634 if (xfrlen == 0) { 1635 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1636 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1637 ccb->ccb_h.status = CAM_REQ_INVALID; 1638 xpt_done(ccb); 1639 continue; 1640 } 1641 } 1642 1643 atp = isp_find_atpd(isp, tptr, cso->tag_id); 1644 if (atp == NULL) { 1645 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1646 isp_dump_atpd(isp, tptr); 1647 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1648 xpt_done(ccb); 1649 continue; 1650 } 1651 1652 /* 1653 * Is this command a dead duck? 1654 */ 1655 if (atp->dead) { 1656 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1657 ccb->ccb_h.status = CAM_REQ_ABORTED; 1658 xpt_done(ccb); 1659 continue; 1660 } 1661 1662 /* 1663 * Check to make sure we're still in target mode. 1664 */ 1665 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1666 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1667 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1668 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1669 xpt_done(ccb); 1670 continue; 1671 } 1672 1673 /* 1674 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1675 * could be split into two CTIOs to split data and status). 1676 */ 1677 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1678 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); 1679 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1680 break; 1681 } 1682 1683 /* 1684 * Does the initiator expect FC-Tape style responses? 1685 */ 1686 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1687 fctape = 1; 1688 } else { 1689 fctape = 0; 1690 } 1691 1692 /* 1693 * If we already did the data xfer portion of a CTIO that sends data 1694 * and status, don't do it again and do the status portion now. 1695 */ 1696 if (atp->sendst) { 1697 isp_prt(isp, ISP_LOGTINFO, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1698 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1699 xfrlen = 0; /* we already did the data transfer */ 1700 atp->sendst = 0; 1701 } 1702 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1703 sendstatus = 1; 1704 } else { 1705 sendstatus = 0; 1706 } 1707 1708 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1709 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1710 /* 1711 * Sense length is not the entire sense data structure size. Periph 1712 * drivers don't seem to be setting sense_len to reflect the actual 1713 * size. We'll peek inside to get the right amount. 1714 */ 1715 sense_length = cso->sense_len; 1716 1717 /* 1718 * This 'cannot' happen 1719 */ 1720 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1721 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1722 } 1723 } else { 1724 sense_length = 0; 1725 } 1726 1727 memset(local, 0, QENTRY_LEN); 1728 1729 /* 1730 * Check for overflow 1731 */ 1732 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen; 1733 if (tmp > atp->orig_datalen) { 1734 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen); 1735 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1736 xpt_done(ccb); 1737 continue; 1738 } 1739 1740 if (IS_24XX(isp)) { 1741 ct7_entry_t *cto = (ct7_entry_t *) local; 1742 1743 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1744 cto->ct_header.rqs_entry_count = 1; 1745 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1746 ATPD_SET_SEQNO(cto, atp); 1747 cto->ct_nphdl = atp->nphdl; 1748 cto->ct_rxid = atp->tag; 1749 cto->ct_iid_lo = atp->portid; 1750 cto->ct_iid_hi = atp->portid >> 16; 1751 cto->ct_oxid = atp->oxid; 1752 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1753 cto->ct_timeout = 120; 1754 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1755 1756 /* 1757 * Mode 1, status, no data. Only possible when we are sending status, have 1758 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1759 * 1760 * Mode 2, status, no data. We have to use this in the case that 1761 * the sense data won't fit into a ct7_entry_t. 1762 * 1763 */ 1764 if (sendstatus && xfrlen == 0) { 1765 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1766 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1767 if (sense_length <= MAXRESPLEN_24XX) { 1768 if (resid < 0) { 1769 cto->ct_resid = -resid; 1770 } else if (resid > 0) { 1771 cto->ct_resid = resid; 1772 } 1773 cto->ct_flags |= CT7_FLAG_MODE1; 1774 cto->ct_scsi_status = cso->scsi_status; 1775 if (resid < 0) { 1776 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1777 } else if (resid > 0) { 1778 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1779 } 1780 if (fctape) { 1781 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1782 } 1783 if (sense_length) { 1784 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1785 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1786 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1787 } 1788 } else { 1789 bus_addr_t addr; 1790 char buf[XCMD_SIZE]; 1791 fcp_rsp_iu_t *rp; 1792 1793 if (atp->ests == NULL) { 1794 atp->ests = isp_get_ecmd(isp); 1795 if (atp->ests == NULL) { 1796 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1797 break; 1798 } 1799 } 1800 memset(buf, 0, sizeof (buf)); 1801 rp = (fcp_rsp_iu_t *)buf; 1802 if (fctape) { 1803 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1804 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1805 } 1806 cto->ct_flags |= CT7_FLAG_MODE2; 1807 rp->fcp_rsp_scsi_status = cso->scsi_status; 1808 if (resid < 0) { 1809 rp->fcp_rsp_resid = -resid; 1810 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1811 } else if (resid > 0) { 1812 rp->fcp_rsp_resid = resid; 1813 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1814 } 1815 if (sense_length) { 1816 rp->fcp_rsp_snslen = sense_length; 1817 cto->ct_senselen = sense_length; 1818 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1819 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1820 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1821 } else { 1822 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1823 } 1824 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1825 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1826 } 1827 addr = isp->isp_osinfo.ecmd_dma; 1828 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1829 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, 1830 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1831 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1832 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1833 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1834 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1835 } 1836 if (sense_length) { 1837 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__, 1838 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, 1839 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1840 } else { 1841 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1842 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1843 } 1844 atp->state = ATPD_STATE_LAST_CTIO; 1845 } 1846 1847 /* 1848 * Mode 0 data transfers, *possibly* with status. 1849 */ 1850 if (xfrlen != 0) { 1851 cto->ct_flags |= CT7_FLAG_MODE0; 1852 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1853 cto->ct_flags |= CT7_DATA_IN; 1854 } else { 1855 cto->ct_flags |= CT7_DATA_OUT; 1856 } 1857 1858 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1859 cto->rsp.m0.ct_xfrlen = xfrlen; 1860 1861 #ifdef DEBUG 1862 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1863 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1864 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1865 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1866 } 1867 #endif 1868 if (sendstatus) { 1869 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1870 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1871 cto->ct_flags |= CT7_SENDSTATUS; 1872 atp->state = ATPD_STATE_LAST_CTIO; 1873 if (fctape) { 1874 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1875 } 1876 } else { 1877 atp->sendst = 1; /* send status later */ 1878 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1879 atp->state = ATPD_STATE_CTIO; 1880 } 1881 } else { 1882 atp->state = ATPD_STATE_CTIO; 1883 } 1884 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__, 1885 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1886 } 1887 } else if (IS_FC(isp)) { 1888 ct2_entry_t *cto = (ct2_entry_t *) local; 1889 1890 if (isp->isp_osinfo.sixtyfourbit) 1891 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1892 else 1893 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1894 cto->ct_header.rqs_entry_count = 1; 1895 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1896 ATPD_SET_SEQNO(cto, atp); 1897 if (ISP_CAP_2KLOGIN(isp) == 0) { 1898 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1899 } else { 1900 cto->ct_iid = cso->init_id; 1901 if (ISP_CAP_SCCFW(isp) == 0) { 1902 cto->ct_lun = ccb->ccb_h.target_lun; 1903 } 1904 } 1905 cto->ct_timeout = 10; 1906 cto->ct_rxid = cso->tag_id; 1907 1908 /* 1909 * Mode 1, status, no data. Only possible when we are sending status, have 1910 * no data to transfer, and the sense length can fit in the ct7_entry. 1911 * 1912 * Mode 2, status, no data. We have to use this in the case the response 1913 * length won't fit into a ct2_entry_t. 1914 * 1915 * We'll fill out this structure with information as if this were a 1916 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1917 * needed based upon this. 1918 */ 1919 if (sendstatus && xfrlen == 0) { 1920 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1921 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1922 if (sense_length <= MAXRESPLEN) { 1923 if (resid < 0) { 1924 cto->ct_resid = -resid; 1925 } else if (resid > 0) { 1926 cto->ct_resid = resid; 1927 } 1928 cto->ct_flags |= CT2_FLAG_MODE1; 1929 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1930 if (resid < 0) { 1931 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1932 } else if (resid > 0) { 1933 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1934 } 1935 if (fctape) { 1936 cto->ct_flags |= CT2_CONFIRM; 1937 } 1938 if (sense_length) { 1939 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1940 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1941 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1942 } 1943 } else { 1944 bus_addr_t addr; 1945 char buf[XCMD_SIZE]; 1946 fcp_rsp_iu_t *rp; 1947 1948 if (atp->ests == NULL) { 1949 atp->ests = isp_get_ecmd(isp); 1950 if (atp->ests == NULL) { 1951 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1952 break; 1953 } 1954 } 1955 memset(buf, 0, sizeof (buf)); 1956 rp = (fcp_rsp_iu_t *)buf; 1957 if (fctape) { 1958 cto->ct_flags |= CT2_CONFIRM; 1959 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1960 } 1961 cto->ct_flags |= CT2_FLAG_MODE2; 1962 rp->fcp_rsp_scsi_status = cso->scsi_status; 1963 if (resid < 0) { 1964 rp->fcp_rsp_resid = -resid; 1965 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1966 } else if (resid > 0) { 1967 rp->fcp_rsp_resid = resid; 1968 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1969 } 1970 if (sense_length) { 1971 rp->fcp_rsp_snslen = sense_length; 1972 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1973 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1974 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1975 } else { 1976 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1977 } 1978 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1979 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1980 } 1981 addr = isp->isp_osinfo.ecmd_dma; 1982 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1983 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, 1984 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1985 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1986 if (isp->isp_osinfo.sixtyfourbit) { 1987 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1988 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1989 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1990 } else { 1991 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1992 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1993 } 1994 } 1995 if (sense_length) { 1996 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__, 1997 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1998 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1999 } else { 2000 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, 2001 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 2002 } 2003 atp->state = ATPD_STATE_LAST_CTIO; 2004 } 2005 2006 if (xfrlen != 0) { 2007 cto->ct_flags |= CT2_FLAG_MODE0; 2008 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 2009 cto->ct_flags |= CT2_DATA_IN; 2010 } else { 2011 cto->ct_flags |= CT2_DATA_OUT; 2012 } 2013 2014 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 2015 cto->rsp.m0.ct_xfrlen = xfrlen; 2016 2017 if (sendstatus) { 2018 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 2019 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 2020 cto->ct_flags |= CT2_SENDSTATUS; 2021 atp->state = ATPD_STATE_LAST_CTIO; 2022 if (fctape) { 2023 cto->ct_flags |= CT2_CONFIRM; 2024 } 2025 } else { 2026 atp->sendst = 1; /* send status later */ 2027 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 2028 atp->state = ATPD_STATE_CTIO; 2029 } 2030 } else { 2031 atp->state = ATPD_STATE_CTIO; 2032 } 2033 } 2034 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, 2035 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); 2036 } else { 2037 ct_entry_t *cto = (ct_entry_t *) local; 2038 2039 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 2040 cto->ct_header.rqs_entry_count = 1; 2041 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 2042 ATPD_SET_SEQNO(cto, atp); 2043 cto->ct_iid = cso->init_id; 2044 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 2045 cto->ct_tgt = ccb->ccb_h.target_id; 2046 cto->ct_lun = ccb->ccb_h.target_lun; 2047 cto->ct_fwhandle = cso->tag_id; 2048 if (atp->rxid) { 2049 cto->ct_tag_val = atp->rxid; 2050 cto->ct_flags |= CT_TQAE; 2051 } 2052 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 2053 cto->ct_flags |= CT_NODISC; 2054 } 2055 if (cso->dxfer_len == 0) { 2056 cto->ct_flags |= CT_NO_DATA; 2057 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 2058 cto->ct_flags |= CT_DATA_IN; 2059 } else { 2060 cto->ct_flags |= CT_DATA_OUT; 2061 } 2062 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 2063 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 2064 cto->ct_scsi_status = cso->scsi_status; 2065 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit - xfrlen; 2066 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] seq %u nc %d scsi status %x resid %d tag_id %x", __func__, 2067 cto->ct_fwhandle, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), cso->scsi_status, cso->resid, cso->tag_id); 2068 } 2069 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 2070 cto->ct_timeout = 10; 2071 } 2072 2073 if (isp_get_pcmd(isp, ccb)) { 2074 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 2075 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2076 break; 2077 } 2078 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 2079 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 2080 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2081 isp_free_pcmd(isp, ccb); 2082 break; 2083 } 2084 atp->bytes_in_transit += xfrlen; 2085 PISP_PCMD(ccb)->datalen = xfrlen; 2086 2087 2088 /* 2089 * Call the dma setup routines for this entry (and any subsequent 2090 * CTIOs) if there's data to move, and then tell the f/w it's got 2091 * new things to play with. As with isp_start's usage of DMA setup, 2092 * any swizzling is done in the machine dependent layer. Because 2093 * of this, we put the request onto the queue area first in native 2094 * format. 2095 */ 2096 2097 if (IS_24XX(isp)) { 2098 ct7_entry_t *cto = (ct7_entry_t *) local; 2099 cto->ct_syshandle = handle; 2100 } else if (IS_FC(isp)) { 2101 ct2_entry_t *cto = (ct2_entry_t *) local; 2102 cto->ct_syshandle = handle; 2103 } else { 2104 ct_entry_t *cto = (ct_entry_t *) local; 2105 cto->ct_syshandle = handle; 2106 } 2107 2108 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 2109 if (dmaresult != CMD_QUEUED) { 2110 isp_destroy_tgt_handle(isp, handle); 2111 isp_free_pcmd(isp, ccb); 2112 if (dmaresult == CMD_EAGAIN) { 2113 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2114 break; 2115 } 2116 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2117 xpt_done(ccb); 2118 continue; 2119 } 2120 isp->isp_nactive++; 2121 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 2122 if (xfrlen) { 2123 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 2124 } else { 2125 ccb->ccb_h.spriv_field0 = ~0; 2126 } 2127 atp->ctcnt++; 2128 atp->seqno++; 2129 } 2130 rls_lun_statep(isp, tptr); 2131 } 2132 2133 static void 2134 isp_refire_putback_atio(void *arg) 2135 { 2136 union ccb *ccb = arg; 2137 2138 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); 2139 isp_target_putback_atio(ccb); 2140 } 2141 2142 static void 2143 isp_refire_notify_ack(void *arg) 2144 { 2145 isp_tna_t *tp = arg; 2146 ispsoftc_t *isp = tp->isp; 2147 2148 ISP_ASSERT_LOCKED(isp); 2149 if (isp_notify_ack(isp, tp->not)) { 2150 callout_schedule(&tp->timer, 5); 2151 } else { 2152 free(tp, M_DEVBUF); 2153 } 2154 } 2155 2156 2157 static void 2158 isp_target_putback_atio(union ccb *ccb) 2159 { 2160 ispsoftc_t *isp; 2161 struct ccb_scsiio *cso; 2162 void *qe; 2163 2164 isp = XS_ISP(ccb); 2165 2166 qe = isp_getrqentry(isp); 2167 if (qe == NULL) { 2168 xpt_print(ccb->ccb_h.path, 2169 "%s: Request Queue Overflow\n", __func__); 2170 callout_reset(&PISP_PCMD(ccb)->wdog, 10, 2171 isp_refire_putback_atio, ccb); 2172 return; 2173 } 2174 memset(qe, 0, QENTRY_LEN); 2175 cso = &ccb->csio; 2176 if (IS_FC(isp)) { 2177 at2_entry_t local, *at = &local; 2178 ISP_MEMZERO(at, sizeof (at2_entry_t)); 2179 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 2180 at->at_header.rqs_entry_count = 1; 2181 if (ISP_CAP_SCCFW(isp)) { 2182 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 2183 } else { 2184 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 2185 } 2186 at->at_status = CT_OK; 2187 at->at_rxid = cso->tag_id; 2188 at->at_iid = cso->ccb_h.target_id; 2189 isp_put_atio2(isp, at, qe); 2190 } else { 2191 at_entry_t local, *at = &local; 2192 ISP_MEMZERO(at, sizeof (at_entry_t)); 2193 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 2194 at->at_header.rqs_entry_count = 1; 2195 at->at_iid = cso->init_id; 2196 at->at_iid |= XS_CHANNEL(ccb) << 7; 2197 at->at_tgt = cso->ccb_h.target_id; 2198 at->at_lun = cso->ccb_h.target_lun; 2199 at->at_status = CT_OK; 2200 at->at_tag_val = AT_GET_TAG(cso->tag_id); 2201 at->at_handle = AT_GET_HANDLE(cso->tag_id); 2202 isp_put_atio(isp, at, qe); 2203 } 2204 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 2205 ISP_SYNC_REQUEST(isp); 2206 isp_complete_ctio(ccb); 2207 } 2208 2209 static void 2210 isp_complete_ctio(union ccb *ccb) 2211 { 2212 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 2213 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2214 xpt_done(ccb); 2215 } 2216 } 2217 2218 /* 2219 * Handle ATIO stuff that the generic code can't. 2220 * This means handling CDBs. 2221 */ 2222 2223 static void 2224 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 2225 { 2226 tstate_t *tptr; 2227 int status, bus; 2228 struct ccb_accept_tio *atiop; 2229 atio_private_data_t *atp; 2230 2231 /* 2232 * The firmware status (except for the QLTM_SVALID bit) 2233 * indicates why this ATIO was sent to us. 2234 * 2235 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2236 * 2237 * If the DISCONNECTS DISABLED bit is set in the flags field, 2238 * we're still connected on the SCSI bus. 2239 */ 2240 status = aep->at_status; 2241 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 2242 /* 2243 * Bus Phase Sequence error. We should have sense data 2244 * suggested by the f/w. I'm not sure quite yet what 2245 * to do about this for CAM. 2246 */ 2247 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 2248 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2249 return; 2250 } 2251 if ((status & ~QLTM_SVALID) != AT_CDB) { 2252 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 2253 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2254 return; 2255 } 2256 2257 bus = GET_BUS_VAL(aep->at_iid); 2258 tptr = get_lun_statep(isp, bus, aep->at_lun); 2259 if (tptr == NULL) { 2260 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2261 if (tptr == NULL) { 2262 /* 2263 * Because we can't autofeed sense data back with 2264 * a command for parallel SCSI, we can't give back 2265 * a CHECK CONDITION. We'll give back a BUSY status 2266 * instead. This works out okay because the only 2267 * time we should, in fact, get this, is in the 2268 * case that somebody configured us without the 2269 * blackhole driver, so they get what they deserve. 2270 */ 2271 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2272 return; 2273 } 2274 } 2275 2276 atp = isp_get_atpd(isp, tptr, aep->at_handle); 2277 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2278 if (atiop == NULL || atp == NULL) { 2279 /* 2280 * Because we can't autofeed sense data back with 2281 * a command for parallel SCSI, we can't give back 2282 * a CHECK CONDITION. We'll give back a QUEUE FULL status 2283 * instead. This works out okay because the only time we 2284 * should, in fact, get this, is in the case that we've 2285 * run out of ATIOS. 2286 */ 2287 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 2288 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 2289 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2290 if (atp) { 2291 isp_put_atpd(isp, tptr, atp); 2292 } 2293 rls_lun_statep(isp, tptr); 2294 return; 2295 } 2296 atp->rxid = aep->at_tag_val; 2297 atp->state = ATPD_STATE_ATIO; 2298 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2299 tptr->atio_count--; 2300 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2301 atiop->ccb_h.target_id = aep->at_tgt; 2302 atiop->ccb_h.target_lun = aep->at_lun; 2303 if (aep->at_flags & AT_NODISC) { 2304 atiop->ccb_h.flags |= CAM_DIS_DISCONNECT; 2305 } else { 2306 atiop->ccb_h.flags &= ~CAM_DIS_DISCONNECT; 2307 } 2308 2309 if (status & QLTM_SVALID) { 2310 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data)); 2311 atiop->sense_len = amt; 2312 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 2313 } else { 2314 atiop->sense_len = 0; 2315 } 2316 2317 atiop->init_id = GET_IID_VAL(aep->at_iid); 2318 atiop->cdb_len = aep->at_cdblen; 2319 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 2320 atiop->ccb_h.status = CAM_CDB_RECVD; 2321 /* 2322 * Construct a tag 'id' based upon tag value (which may be 0..255) 2323 * and the handle (which we have to preserve). 2324 */ 2325 atiop->tag_id = atp->tag; 2326 if (aep->at_flags & AT_TQAE) { 2327 atiop->tag_action = aep->at_tag_type; 2328 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 2329 } 2330 atp->orig_datalen = 0; 2331 atp->bytes_xfered = 0; 2332 atp->lun = aep->at_lun; 2333 atp->nphdl = aep->at_iid; 2334 atp->portid = PORT_NONE; 2335 atp->oxid = 0; 2336 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2337 atp->tattr = aep->at_tag_type; 2338 atp->state = ATPD_STATE_CAM; 2339 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO[0x%x] CDB=0x%x lun %d", aep->at_tag_val, atp->cdb0, atp->lun); 2340 rls_lun_statep(isp, tptr); 2341 } 2342 2343 static void 2344 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 2345 { 2346 lun_id_t lun; 2347 fcportdb_t *lp; 2348 tstate_t *tptr; 2349 struct ccb_accept_tio *atiop; 2350 uint16_t nphdl; 2351 atio_private_data_t *atp; 2352 inot_private_data_t *ntp; 2353 2354 /* 2355 * The firmware status (except for the QLTM_SVALID bit) 2356 * indicates why this ATIO was sent to us. 2357 * 2358 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2359 */ 2360 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 2361 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 2362 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2363 return; 2364 } 2365 2366 if (ISP_CAP_SCCFW(isp)) { 2367 lun = aep->at_scclun; 2368 } else { 2369 lun = aep->at_lun; 2370 } 2371 if (ISP_CAP_2KLOGIN(isp)) { 2372 nphdl = ((at2e_entry_t *)aep)->at_iid; 2373 } else { 2374 nphdl = aep->at_iid; 2375 } 2376 tptr = get_lun_statep(isp, 0, lun); 2377 if (tptr == NULL) { 2378 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2379 if (tptr == NULL) { 2380 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 2381 if (lun == 0) { 2382 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2383 } else { 2384 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2385 } 2386 return; 2387 } 2388 } 2389 2390 /* 2391 * Start any commands pending resources first. 2392 */ 2393 if (tptr->restart_queue) { 2394 inot_private_data_t *restart_queue = tptr->restart_queue; 2395 tptr->restart_queue = NULL; 2396 while (restart_queue) { 2397 ntp = restart_queue; 2398 restart_queue = ntp->rd.nt.nt_hba; 2399 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 2400 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 2401 isp_put_ntpd(isp, tptr, ntp); 2402 /* 2403 * If a recursion caused the restart queue to start to fill again, 2404 * stop and splice the new list on top of the old list and restore 2405 * it and go to noresrc. 2406 */ 2407 if (tptr->restart_queue) { 2408 ntp = tptr->restart_queue; 2409 tptr->restart_queue = restart_queue; 2410 while (restart_queue->rd.nt.nt_hba) { 2411 restart_queue = restart_queue->rd.nt.nt_hba; 2412 } 2413 restart_queue->rd.nt.nt_hba = ntp; 2414 goto noresrc; 2415 } 2416 } 2417 } 2418 2419 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2420 if (atiop == NULL) { 2421 goto noresrc; 2422 } 2423 2424 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 2425 if (atp == NULL) { 2426 goto noresrc; 2427 } 2428 2429 atp->state = ATPD_STATE_ATIO; 2430 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2431 tptr->atio_count--; 2432 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 2433 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 2434 atiop->ccb_h.target_lun = lun; 2435 2436 /* 2437 * We don't get 'suggested' sense data as we do with SCSI cards. 2438 */ 2439 atiop->sense_len = 0; 2440 if (ISP_CAP_2KLOGIN(isp)) { 2441 /* 2442 * NB: We could not possibly have 2K logins if we 2443 * NB: also did not have SCC FW. 2444 */ 2445 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2446 } else { 2447 atiop->init_id = aep->at_iid; 2448 } 2449 2450 /* 2451 * If we're not in the port database, add ourselves. 2452 */ 2453 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2454 uint64_t iid = 2455 (((uint64_t) aep->at_wwpn[0]) << 48) | 2456 (((uint64_t) aep->at_wwpn[1]) << 32) | 2457 (((uint64_t) aep->at_wwpn[2]) << 16) | 2458 (((uint64_t) aep->at_wwpn[3]) << 0); 2459 /* 2460 * However, make sure we delete ourselves if otherwise 2461 * we were there but at a different loop id. 2462 */ 2463 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2464 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2465 } 2466 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY, 0); 2467 } 2468 atiop->cdb_len = ATIO2_CDBLEN; 2469 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2470 atiop->ccb_h.status = CAM_CDB_RECVD; 2471 atiop->tag_id = atp->tag; 2472 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2473 case ATIO2_TC_ATTR_SIMPLEQ: 2474 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2475 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2476 break; 2477 case ATIO2_TC_ATTR_HEADOFQ: 2478 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2479 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2480 break; 2481 case ATIO2_TC_ATTR_ORDERED: 2482 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2483 atiop->tag_action = MSG_ORDERED_Q_TAG; 2484 break; 2485 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2486 case ATIO2_TC_ATTR_UNTAGGED: 2487 default: 2488 atiop->tag_action = 0; 2489 break; 2490 } 2491 2492 atp->orig_datalen = aep->at_datalen; 2493 atp->bytes_xfered = 0; 2494 atp->lun = lun; 2495 atp->nphdl = atiop->init_id; 2496 atp->sid = PORT_ANY; 2497 atp->oxid = aep->at_oxid; 2498 atp->cdb0 = aep->at_cdb[0]; 2499 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2500 atp->state = ATPD_STATE_CAM; 2501 xpt_done((union ccb *)atiop); 2502 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); 2503 rls_lun_statep(isp, tptr); 2504 return; 2505 noresrc: 2506 ntp = isp_get_ntpd(isp, tptr); 2507 if (ntp == NULL) { 2508 rls_lun_statep(isp, tptr); 2509 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2510 return; 2511 } 2512 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2513 ntp->rd.nt.nt_hba = tptr->restart_queue; 2514 tptr->restart_queue = ntp; 2515 rls_lun_statep(isp, tptr); 2516 } 2517 2518 static void 2519 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2520 { 2521 int cdbxlen; 2522 uint16_t lun, chan, nphdl = NIL_HANDLE; 2523 uint32_t did, sid; 2524 uint64_t wwn = INI_NONE; 2525 fcportdb_t *lp; 2526 tstate_t *tptr; 2527 struct ccb_accept_tio *atiop; 2528 atio_private_data_t *atp = NULL; 2529 atio_private_data_t *oatp; 2530 inot_private_data_t *ntp; 2531 2532 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2533 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2534 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2535 2536 /* 2537 * Find the N-port handle, and Virtual Port Index for this command. 2538 * 2539 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2540 * We also, as a matter of course, need to know the WWN of the initiator too. 2541 */ 2542 if (ISP_CAP_MULTI_ID(isp)) { 2543 /* 2544 * Find the right channel based upon D_ID 2545 */ 2546 isp_find_chan_by_did(isp, did, &chan); 2547 2548 if (chan == ISP_NOCHAN) { 2549 NANOTIME_T now; 2550 2551 /* 2552 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2553 * It's a bit tricky here as we need to stash this command *somewhere*. 2554 */ 2555 GET_NANOTIME(&now); 2556 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2557 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2558 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2559 return; 2560 } 2561 tptr = get_lun_statep(isp, 0, 0); 2562 if (tptr == NULL) { 2563 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2564 if (tptr == NULL) { 2565 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); 2566 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2567 return; 2568 } 2569 } 2570 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2571 goto noresrc; 2572 } 2573 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); 2574 } else { 2575 chan = 0; 2576 } 2577 2578 /* 2579 * Find the PDB entry for this initiator 2580 */ 2581 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2582 /* 2583 * If we're not in the port database terminate the exchange. 2584 */ 2585 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", 2586 __func__, aep->at_rxid, did, chan, sid); 2587 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2588 return; 2589 } 2590 nphdl = lp->handle; 2591 wwn = lp->port_wwn; 2592 2593 /* 2594 * Get the tstate pointer 2595 */ 2596 tptr = get_lun_statep(isp, chan, lun); 2597 if (tptr == NULL) { 2598 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2599 if (tptr == NULL) { 2600 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %d or wildcard", __func__, aep->at_rxid, lun); 2601 if (lun == 0) { 2602 isp_endcmd(isp, aep, nphdl, SCSI_STATUS_BUSY, 0); 2603 } else { 2604 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2605 } 2606 return; 2607 } 2608 } 2609 2610 /* 2611 * Start any commands pending resources first. 2612 */ 2613 if (tptr->restart_queue) { 2614 inot_private_data_t *restart_queue = tptr->restart_queue; 2615 tptr->restart_queue = NULL; 2616 while (restart_queue) { 2617 ntp = restart_queue; 2618 restart_queue = ntp->rd.nt.nt_hba; 2619 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2620 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2621 isp_put_ntpd(isp, tptr, ntp); 2622 /* 2623 * If a recursion caused the restart queue to start to fill again, 2624 * stop and splice the new list on top of the old list and restore 2625 * it and go to noresrc. 2626 */ 2627 if (tptr->restart_queue) { 2628 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__); 2629 if (restart_queue) { 2630 ntp = tptr->restart_queue; 2631 tptr->restart_queue = restart_queue; 2632 while (restart_queue->rd.nt.nt_hba) { 2633 restart_queue = restart_queue->rd.nt.nt_hba; 2634 } 2635 restart_queue->rd.nt.nt_hba = ntp; 2636 } 2637 goto noresrc; 2638 } 2639 } 2640 } 2641 2642 /* 2643 * If the f/w is out of resources, just send a BUSY status back. 2644 */ 2645 if (aep->at_rxid == AT7_NORESRC_RXID) { 2646 rls_lun_statep(isp, tptr); 2647 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2648 return; 2649 } 2650 2651 /* 2652 * If we're out of resources, just send a BUSY status back. 2653 */ 2654 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2655 if (atiop == NULL) { 2656 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2657 goto noresrc; 2658 } 2659 2660 oatp = isp_find_atpd(isp, tptr, aep->at_rxid); 2661 if (oatp) { 2662 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", 2663 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2664 /* 2665 * It's not a "no resource" condition- but we can treat it like one 2666 */ 2667 goto noresrc; 2668 } 2669 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 2670 if (atp == NULL) { 2671 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2672 goto noresrc; 2673 } 2674 atp->word3 = lp->prli_word3; 2675 atp->state = ATPD_STATE_ATIO; 2676 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2677 tptr->atio_count--; 2678 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2679 atiop->init_id = nphdl; 2680 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2681 atiop->ccb_h.target_lun = lun; 2682 atiop->sense_len = 0; 2683 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2684 if (cdbxlen) { 2685 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2686 } 2687 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2688 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2689 atiop->cdb_len = cdbxlen; 2690 atiop->ccb_h.status = CAM_CDB_RECVD; 2691 atiop->tag_id = atp->tag; 2692 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2693 case FCP_CMND_TASK_ATTR_SIMPLE: 2694 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2695 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2696 break; 2697 case FCP_CMND_TASK_ATTR_HEAD: 2698 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2699 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2700 break; 2701 case FCP_CMND_TASK_ATTR_ORDERED: 2702 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2703 atiop->tag_action = MSG_ORDERED_Q_TAG; 2704 break; 2705 default: 2706 /* FALLTHROUGH */ 2707 case FCP_CMND_TASK_ATTR_ACA: 2708 case FCP_CMND_TASK_ATTR_UNTAGGED: 2709 atiop->tag_action = 0; 2710 break; 2711 } 2712 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2713 atp->bytes_xfered = 0; 2714 atp->lun = lun; 2715 atp->nphdl = nphdl; 2716 atp->portid = sid; 2717 atp->oxid = aep->at_hdr.ox_id; 2718 atp->rxid = aep->at_hdr.rx_id; 2719 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2720 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2721 atp->state = ATPD_STATE_CAM; 2722 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %d datalen %u", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2723 xpt_done((union ccb *)atiop); 2724 rls_lun_statep(isp, tptr); 2725 return; 2726 noresrc: 2727 if (atp) { 2728 isp_put_atpd(isp, tptr, atp); 2729 } 2730 ntp = isp_get_ntpd(isp, tptr); 2731 if (ntp == NULL) { 2732 rls_lun_statep(isp, tptr); 2733 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2734 return; 2735 } 2736 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2737 ntp->rd.nt.nt_hba = tptr->restart_queue; 2738 tptr->restart_queue = ntp; 2739 rls_lun_statep(isp, tptr); 2740 } 2741 2742 2743 /* 2744 * Handle starting an SRR (sequence retransmit request) 2745 * We get here when we've gotten the immediate notify 2746 * and the return of all outstanding CTIOs for this 2747 * transaction. 2748 */ 2749 static void 2750 isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 2751 { 2752 in_fcentry_24xx_t *inot; 2753 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2754 union ccb *ccb; 2755 2756 inot = (in_fcentry_24xx_t *)atp->srr; 2757 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2758 ccb = atp->srr_ccb; 2759 atp->srr_ccb = NULL; 2760 atp->nsrr++; 2761 if (ccb == NULL) { 2762 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2763 goto fail; 2764 } 2765 2766 ccb_off = ccb->ccb_h.spriv_field0; 2767 ccb_len = ccb->csio.dxfer_len; 2768 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2769 2770 switch (inot->in_srr_iu) { 2771 case R_CTL_INFO_SOLICITED_DATA: 2772 /* 2773 * We have to restart a FCP_DATA data out transaction 2774 */ 2775 atp->sendst = 0; 2776 atp->bytes_xfered = srr_off; 2777 if (ccb_len == 0) { 2778 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2779 goto mdp; 2780 } 2781 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2782 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); 2783 goto mdp; 2784 } 2785 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); 2786 break; 2787 case R_CTL_INFO_COMMAND_STATUS: 2788 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2789 atp->sendst = 1; 2790 /* 2791 * We have to restart a FCP_RSP IU transaction 2792 */ 2793 break; 2794 case R_CTL_INFO_DATA_DESCRIPTOR: 2795 /* 2796 * We have to restart an FCP DATA in transaction 2797 */ 2798 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2799 goto fail; 2800 2801 default: 2802 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2803 goto fail; 2804 } 2805 2806 /* 2807 * We can't do anything until this is acked, so we might as well start it now. 2808 * We aren't going to do the usual asynchronous ack issue because we need 2809 * to make sure this gets on the wire first. 2810 */ 2811 if (isp_notify_ack(isp, inot)) { 2812 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2813 goto fail; 2814 } 2815 isp_target_start_ctio(isp, ccb, FROM_SRR); 2816 return; 2817 fail: 2818 inot->in_reserved = 1; 2819 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2820 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2821 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2822 isp_complete_ctio(ccb); 2823 return; 2824 mdp: 2825 if (isp_notify_ack(isp, inot)) { 2826 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2827 goto fail; 2828 } 2829 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2830 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2831 /* 2832 * This is not a strict interpretation of MDP, but it's close 2833 */ 2834 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2835 ccb->csio.msg_len = 7; 2836 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2837 ccb->csio.msg_ptr[1] = 5; 2838 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2839 ccb->csio.msg_ptr[3] = srr_off >> 24; 2840 ccb->csio.msg_ptr[4] = srr_off >> 16; 2841 ccb->csio.msg_ptr[5] = srr_off >> 8; 2842 ccb->csio.msg_ptr[6] = srr_off; 2843 isp_complete_ctio(ccb); 2844 } 2845 2846 2847 static void 2848 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2849 { 2850 tstate_t *tptr; 2851 in_fcentry_24xx_t *inot = inot_raw; 2852 atio_private_data_t *atp; 2853 uint32_t tag = inot->in_rxid; 2854 uint32_t bus = inot->in_vpidx; 2855 2856 if (!IS_24XX(isp)) { 2857 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2858 return; 2859 } 2860 2861 tptr = get_lun_statep_from_tag(isp, bus, tag); 2862 if (tptr == NULL) { 2863 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag); 2864 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2865 return; 2866 } 2867 atp = isp_find_atpd(isp, tptr, tag); 2868 if (atp == NULL) { 2869 rls_lun_statep(isp, tptr); 2870 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2871 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2872 return; 2873 } 2874 atp->srr_notify_rcvd = 1; 2875 memcpy(atp->srr, inot, sizeof (atp->srr)); 2876 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, 2877 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2878 if (atp->srr_ccb) 2879 isp_handle_srr_start(isp, tptr, atp); 2880 rls_lun_statep(isp, tptr); 2881 } 2882 2883 static void 2884 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2885 { 2886 union ccb *ccb; 2887 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0; 2888 tstate_t *tptr = NULL; 2889 atio_private_data_t *atp = NULL; 2890 int bus; 2891 uint32_t handle, moved_data = 0, data_requested; 2892 2893 /* 2894 * CTIO handles are 16 bits. 2895 * CTIO2 and CTIO7 are 32 bits. 2896 */ 2897 2898 if (IS_SCSI(isp)) { 2899 handle = ((ct_entry_t *)arg)->ct_syshandle; 2900 } else { 2901 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2902 } 2903 ccb = isp_find_xs_tgt(isp, handle); 2904 if (ccb == NULL) { 2905 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2906 return; 2907 } 2908 isp_destroy_tgt_handle(isp, handle); 2909 data_requested = PISP_PCMD(ccb)->datalen; 2910 isp_free_pcmd(isp, ccb); 2911 if (isp->isp_nactive) { 2912 isp->isp_nactive--; 2913 } 2914 2915 bus = XS_CHANNEL(ccb); 2916 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2917 if (tptr == NULL) { 2918 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2919 } 2920 if (tptr == NULL) { 2921 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id); 2922 return; 2923 } 2924 2925 if (IS_24XX(isp)) { 2926 atp = isp_find_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid); 2927 } else if (IS_FC(isp)) { 2928 atp = isp_find_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid); 2929 } else { 2930 atp = isp_find_atpd(isp, tptr, ((ct_entry_t *)arg)->ct_fwhandle); 2931 } 2932 if (atp == NULL) { 2933 rls_lun_statep(isp, tptr); 2934 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2935 return; 2936 } 2937 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2938 atp->bytes_in_transit -= data_requested; 2939 atp->ctcnt -= 1; 2940 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2941 2942 if (IS_24XX(isp)) { 2943 ct7_entry_t *ct = arg; 2944 2945 if (ct->ct_nphdl == CT7_SRR) { 2946 atp->srr_ccb = ccb; 2947 if (atp->srr_notify_rcvd) 2948 isp_handle_srr_start(isp, tptr, atp); 2949 rls_lun_statep(isp, tptr); 2950 return; 2951 } 2952 if (ct->ct_nphdl == CT_HBA_RESET) { 2953 failure = CAM_UNREC_HBA_ERROR; 2954 } else { 2955 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2956 ok = (ct->ct_nphdl == CT7_OK); 2957 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2958 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2959 resid = ct->ct_resid; 2960 moved_data = data_requested - resid; 2961 } 2962 } 2963 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), 2964 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2965 } else if (IS_FC(isp)) { 2966 ct2_entry_t *ct = arg; 2967 if (ct->ct_status == CT_SRR) { 2968 atp->srr_ccb = ccb; 2969 if (atp->srr_notify_rcvd) 2970 isp_handle_srr_start(isp, tptr, atp); 2971 rls_lun_statep(isp, tptr); 2972 isp_target_putback_atio(ccb); 2973 return; 2974 } 2975 if (ct->ct_status == CT_HBA_RESET) { 2976 failure = CAM_UNREC_HBA_ERROR; 2977 } else { 2978 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2979 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2980 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2981 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2982 resid = ct->ct_resid; 2983 moved_data = data_requested - resid; 2984 } 2985 } 2986 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), 2987 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2988 } else { 2989 ct_entry_t *ct = arg; 2990 2991 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2992 failure = CAM_UNREC_HBA_ERROR; 2993 } else { 2994 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2995 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2996 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2997 } 2998 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2999 resid = ct->ct_resid; 3000 moved_data = data_requested - resid; 3001 } 3002 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] seq %u nc %d tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, ct->ct_fwhandle, ATPD_GET_SEQNO(ct), 3003 notify_cam, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 3004 } 3005 if (ok) { 3006 if (moved_data) { 3007 atp->bytes_xfered += moved_data; 3008 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 3009 } 3010 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 3011 ccb->ccb_h.status |= CAM_SENT_SENSE; 3012 } 3013 ccb->ccb_h.status |= CAM_REQ_CMP; 3014 } else { 3015 notify_cam = 1; 3016 if (failure == CAM_UNREC_HBA_ERROR) 3017 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 3018 else 3019 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 3020 } 3021 atp->state = ATPD_STATE_PDON; 3022 rls_lun_statep(isp, tptr); 3023 3024 /* 3025 * We never *not* notify CAM when there has been any error (ok == 0), 3026 * so we never need to do an ATIO putback if we're not notifying CAM. 3027 */ 3028 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 3029 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 3030 if (notify_cam == 0) { 3031 if (atp->sendst) { 3032 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 3033 } 3034 return; 3035 } 3036 3037 /* 3038 * We're telling CAM we're done with this CTIO transaction. 3039 * 3040 * 24XX cards never need an ATIO put back. 3041 * 3042 * Other cards need one put back only on error. 3043 * In the latter case, a timeout will re-fire 3044 * and try again in case we didn't have 3045 * queue resources to do so at first. In any case, 3046 * once the putback is done we do the completion 3047 * call. 3048 */ 3049 if (ok || IS_24XX(isp)) { 3050 isp_complete_ctio(ccb); 3051 } else { 3052 isp_target_putback_atio(ccb); 3053 } 3054 } 3055 3056 static void 3057 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 3058 { 3059 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3060 } 3061 3062 static void 3063 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 3064 { 3065 int needack = 1; 3066 switch (inp->in_status) { 3067 case IN_PORT_LOGOUT: 3068 /* 3069 * XXX: Need to delete this initiator's WWN from the database 3070 * XXX: Need to send this LOGOUT upstream 3071 */ 3072 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 3073 break; 3074 case IN_PORT_CHANGED: 3075 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 3076 break; 3077 case IN_GLOBAL_LOGO: 3078 isp_del_all_wwn_entries(isp, 0); 3079 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 3080 break; 3081 case IN_ABORT_TASK: 3082 { 3083 tstate_t *tptr; 3084 uint16_t lun; 3085 uint32_t loopid; 3086 uint64_t wwn; 3087 atio_private_data_t *atp; 3088 fcportdb_t *lp; 3089 struct ccb_immediate_notify *inot = NULL; 3090 3091 if (ISP_CAP_SCCFW(isp)) { 3092 lun = inp->in_scclun; 3093 } else { 3094 lun = inp->in_lun; 3095 } 3096 if (ISP_CAP_2KLOGIN(isp)) { 3097 loopid = ((in_fcentry_e_t *)inp)->in_iid; 3098 } else { 3099 loopid = inp->in_iid; 3100 } 3101 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 3102 wwn = lp->port_wwn; 3103 } else { 3104 wwn = INI_ANY; 3105 } 3106 tptr = get_lun_statep(isp, 0, lun); 3107 if (tptr == NULL) { 3108 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 3109 if (tptr == NULL) { 3110 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 3111 return; 3112 } 3113 } 3114 atp = isp_find_atpd(isp, tptr, inp->in_seqid); 3115 3116 if (atp) { 3117 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3118 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 3119 if (inot) { 3120 tptr->inot_count--; 3121 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3122 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3123 } else { 3124 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n"); 3125 } 3126 } else { 3127 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 3128 } 3129 if (inot) { 3130 isp_notify_t tmp, *nt = &tmp; 3131 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 3132 nt->nt_hba = isp; 3133 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 3134 nt->nt_wwn = wwn; 3135 nt->nt_nphdl = loopid; 3136 nt->nt_sid = PORT_ANY; 3137 nt->nt_did = PORT_ANY; 3138 nt->nt_lun = lun; 3139 nt->nt_need_ack = 1; 3140 nt->nt_channel = 0; 3141 nt->nt_ncode = NT_ABORT_TASK; 3142 nt->nt_lreserved = inot; 3143 isp_handle_platform_target_tmf(isp, nt); 3144 needack = 0; 3145 } 3146 rls_lun_statep(isp, tptr); 3147 break; 3148 } 3149 default: 3150 break; 3151 } 3152 if (needack) { 3153 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 3154 } 3155 } 3156 3157 static void 3158 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 3159 { 3160 uint16_t nphdl; 3161 uint16_t prli_options = 0; 3162 uint32_t portid; 3163 fcportdb_t *lp; 3164 uint8_t *ptr = NULL; 3165 uint64_t wwn; 3166 3167 nphdl = inot->in_nphdl; 3168 if (nphdl != NIL_HANDLE) { 3169 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 3170 } else { 3171 portid = PORT_ANY; 3172 } 3173 3174 switch (inot->in_status) { 3175 case IN24XX_ELS_RCVD: 3176 { 3177 char buf[16], *msg; 3178 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 3179 3180 /* 3181 * Note that we're just getting notification that an ELS was received 3182 * (possibly with some associated information sent upstream). This is 3183 * *not* the same as being given the ELS frame to accept or reject. 3184 */ 3185 switch (inot->in_status_subcode) { 3186 case LOGO: 3187 msg = "LOGO"; 3188 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3189 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3190 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 3191 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 3192 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 3193 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 3194 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 3195 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 3196 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 3197 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 3198 } else { 3199 wwn = INI_ANY; 3200 } 3201 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 3202 break; 3203 case PRLO: 3204 msg = "PRLO"; 3205 break; 3206 case PLOGI: 3207 case PRLI: 3208 /* 3209 * Treat PRLI the same as PLOGI and make a database entry for it. 3210 */ 3211 if (inot->in_status_subcode == PLOGI) { 3212 msg = "PLOGI"; 3213 } else { 3214 prli_options = inot->in_prli_options; 3215 msg = "PRLI"; 3216 } 3217 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3218 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3219 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 3220 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 3221 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 3222 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 3223 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 3224 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 3225 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 3226 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 3227 } else { 3228 wwn = INI_NONE; 3229 } 3230 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid, prli_options); 3231 break; 3232 case PDISC: 3233 msg = "PDISC"; 3234 break; 3235 case ADISC: 3236 msg = "ADISC"; 3237 break; 3238 default: 3239 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 3240 msg = buf; 3241 break; 3242 } 3243 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 3244 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); 3245 break; 3246 } 3247 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, 3248 inot->in_rxid, inot->in_oxid); 3249 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3250 break; 3251 } 3252 3253 case IN24XX_PORT_LOGOUT: 3254 ptr = "PORT LOGOUT"; 3255 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 3256 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 3257 } 3258 /* FALLTHROUGH */ 3259 case IN24XX_PORT_CHANGED: 3260 if (ptr == NULL) { 3261 ptr = "PORT CHANGED"; 3262 } 3263 /* FALLTHROUGH */ 3264 case IN24XX_LIP_RESET: 3265 if (ptr == NULL) { 3266 ptr = "LIP RESET"; 3267 } 3268 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), ptr, inot->in_status_subcode, nphdl); 3269 3270 /* 3271 * All subcodes here are irrelevant. What is relevant 3272 * is that we need to terminate all active commands from 3273 * this initiator (known by N-port handle). 3274 */ 3275 /* XXX IMPLEMENT XXX */ 3276 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3277 break; 3278 3279 case IN24XX_SRR_RCVD: 3280 #ifdef ISP_TARGET_MODE 3281 isp_handle_srr_notify(isp, inot); 3282 break; 3283 #else 3284 if (ptr == NULL) { 3285 ptr = "SRR RCVD"; 3286 } 3287 /* FALLTHROUGH */ 3288 #endif 3289 case IN24XX_LINK_RESET: 3290 if (ptr == NULL) { 3291 ptr = "LINK RESET"; 3292 } 3293 case IN24XX_LINK_FAILED: 3294 if (ptr == NULL) { 3295 ptr = "LINK FAILED"; 3296 } 3297 default: 3298 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), ptr); 3299 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3300 break; 3301 } 3302 } 3303 3304 static int 3305 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 3306 { 3307 3308 if (isp->isp_state != ISP_RUNSTATE) { 3309 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 3310 return (0); 3311 } 3312 3313 /* 3314 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 3315 */ 3316 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 3317 ct7_entry_t local, *cto = &local; 3318 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 3319 fcportdb_t *lp; 3320 uint32_t sid; 3321 uint16_t nphdl; 3322 3323 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 3324 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 3325 nphdl = lp->handle; 3326 } else { 3327 nphdl = NIL_HANDLE; 3328 } 3329 ISP_MEMZERO(&local, sizeof (local)); 3330 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3331 cto->ct_header.rqs_entry_count = 1; 3332 cto->ct_nphdl = nphdl; 3333 cto->ct_rxid = aep->at_rxid; 3334 cto->ct_vpidx = mp->nt_channel; 3335 cto->ct_iid_lo = sid; 3336 cto->ct_iid_hi = sid >> 16; 3337 cto->ct_oxid = aep->at_hdr.ox_id; 3338 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 3339 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 3340 return (isp_target_put_entry(isp, &local)); 3341 } 3342 3343 /* 3344 * This case is for a responding to an ABTS frame 3345 */ 3346 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3347 3348 /* 3349 * Overload nt_need_ack here to mark whether we've terminated the associated command. 3350 */ 3351 if (mp->nt_need_ack) { 3352 uint8_t storage[QENTRY_LEN]; 3353 ct7_entry_t *cto = (ct7_entry_t *) storage; 3354 abts_t *abts = (abts_t *)mp->nt_lreserved; 3355 3356 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 3357 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 3358 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3359 cto->ct_header.rqs_entry_count = 1; 3360 cto->ct_nphdl = mp->nt_nphdl; 3361 cto->ct_rxid = abts->abts_rxid_task; 3362 cto->ct_iid_lo = mp->nt_sid; 3363 cto->ct_iid_hi = mp->nt_sid >> 16; 3364 cto->ct_oxid = abts->abts_ox_id; 3365 cto->ct_vpidx = mp->nt_channel; 3366 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 3367 if (isp_target_put_entry(isp, cto)) { 3368 return (ENOMEM); 3369 } 3370 mp->nt_need_ack = 0; 3371 } 3372 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 3373 return (ENOMEM); 3374 } else { 3375 return (0); 3376 } 3377 } 3378 3379 /* 3380 * Handle logout cases here 3381 */ 3382 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 3383 isp_del_all_wwn_entries(isp, mp->nt_channel); 3384 } 3385 3386 if (mp->nt_ncode == NT_LOGOUT) { 3387 if (!IS_2100(isp) && IS_FC(isp)) { 3388 isp_del_wwn_entries(isp, mp); 3389 } 3390 } 3391 3392 /* 3393 * General purpose acknowledgement 3394 */ 3395 if (mp->nt_need_ack) { 3396 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 3397 /* 3398 * Don't need to use the guaranteed send because the caller can retry 3399 */ 3400 return (isp_notify_ack(isp, mp->nt_lreserved)); 3401 } 3402 return (0); 3403 } 3404 3405 /* 3406 * Handle task management functions. 3407 * 3408 * We show up here with a notify structure filled out. 3409 * 3410 * The nt_lreserved tag points to the original queue entry 3411 */ 3412 static void 3413 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 3414 { 3415 tstate_t *tptr; 3416 fcportdb_t *lp; 3417 struct ccb_immediate_notify *inot; 3418 inot_private_data_t *ntp = NULL; 3419 lun_id_t lun; 3420 3421 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 3422 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 3423 /* 3424 * NB: This assignment is necessary because of tricky type conversion. 3425 * XXX: This is tricky and I need to check this. If the lun isn't known 3426 * XXX: for the task management function, it does not of necessity follow 3427 * XXX: that it should go up stream to the wildcard listener. 3428 */ 3429 if (notify->nt_lun == LUN_ANY) { 3430 lun = CAM_LUN_WILDCARD; 3431 } else { 3432 lun = notify->nt_lun; 3433 } 3434 tptr = get_lun_statep(isp, notify->nt_channel, lun); 3435 if (tptr == NULL) { 3436 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 3437 if (tptr == NULL) { 3438 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 3439 goto bad; 3440 } 3441 } 3442 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3443 if (inot == NULL) { 3444 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 3445 goto bad; 3446 } 3447 3448 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 3449 inot->initiator_id = CAM_TARGET_WILDCARD; 3450 } else { 3451 inot->initiator_id = lp->handle; 3452 } 3453 inot->seq_id = notify->nt_tagval; 3454 inot->tag_id = notify->nt_tagval >> 32; 3455 3456 switch (notify->nt_ncode) { 3457 case NT_ABORT_TASK: 3458 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 3459 inot->arg = MSG_ABORT_TASK; 3460 break; 3461 case NT_ABORT_TASK_SET: 3462 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 3463 inot->arg = MSG_ABORT_TASK_SET; 3464 break; 3465 case NT_CLEAR_ACA: 3466 inot->arg = MSG_CLEAR_ACA; 3467 break; 3468 case NT_CLEAR_TASK_SET: 3469 inot->arg = MSG_CLEAR_TASK_SET; 3470 break; 3471 case NT_LUN_RESET: 3472 inot->arg = MSG_LOGICAL_UNIT_RESET; 3473 break; 3474 case NT_TARGET_RESET: 3475 inot->arg = MSG_TARGET_RESET; 3476 break; 3477 default: 3478 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); 3479 goto bad; 3480 } 3481 3482 ntp = isp_get_ntpd(isp, tptr); 3483 if (ntp == NULL) { 3484 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 3485 goto bad; 3486 } 3487 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 3488 if (notify->nt_lreserved) { 3489 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 3490 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 3491 } 3492 ntp->rd.seq_id = notify->nt_tagval; 3493 ntp->rd.tag_id = notify->nt_tagval >> 32; 3494 3495 tptr->inot_count--; 3496 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3497 rls_lun_statep(isp, tptr); 3498 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3499 inot->ccb_h.status = CAM_MESSAGE_RECV; 3500 xpt_done((union ccb *)inot); 3501 return; 3502 bad: 3503 if (tptr) { 3504 rls_lun_statep(isp, tptr); 3505 } 3506 if (notify->nt_need_ack && notify->nt_lreserved) { 3507 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3508 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 3509 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 3510 } 3511 } else { 3512 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 3513 } 3514 } 3515 } 3516 3517 /* 3518 * Find the associated private data and mark it as dead so 3519 * we don't try to work on it any further. 3520 */ 3521 static void 3522 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 3523 { 3524 tstate_t *tptr; 3525 atio_private_data_t *atp; 3526 union ccb *accb = ccb->cab.abort_ccb; 3527 3528 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3529 if (tptr == NULL) { 3530 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 3531 if (tptr == NULL) { 3532 ccb->ccb_h.status = CAM_REQ_INVALID; 3533 return; 3534 } 3535 } 3536 3537 atp = isp_find_atpd(isp, tptr, accb->atio.tag_id); 3538 if (atp == NULL) { 3539 ccb->ccb_h.status = CAM_REQ_INVALID; 3540 } else { 3541 atp->dead = 1; 3542 ccb->ccb_h.status = CAM_REQ_CMP; 3543 } 3544 rls_lun_statep(isp, tptr); 3545 } 3546 3547 static void 3548 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 3549 { 3550 atio_private_data_t *atp; 3551 inot_private_data_t *restart_queue = tptr->restart_queue; 3552 3553 /* 3554 * First, clean any commands pending restart 3555 */ 3556 tptr->restart_queue = NULL; 3557 while (restart_queue) { 3558 uint32_t this_tag_id; 3559 inot_private_data_t *ntp = restart_queue; 3560 3561 restart_queue = ntp->rd.nt.nt_hba; 3562 3563 if (IS_24XX(isp)) { 3564 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3565 } else { 3566 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3567 } 3568 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3569 isp_put_ntpd(isp, tptr, ntp); 3570 } else { 3571 ntp->rd.nt.nt_hba = tptr->restart_queue; 3572 tptr->restart_queue = ntp; 3573 } 3574 } 3575 3576 /* 3577 * Now mark other ones dead as well. 3578 */ 3579 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3580 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3581 atp->dead = 1; 3582 } 3583 } 3584 } 3585 3586 3587 #ifdef ISP_INTERNAL_TARGET 3588 //#define ISP_SEPARATE_STATUS 1 3589 #define ISP_MULTI_CCBS 1 3590 #if defined(ISP_MULTI_CCBS) && !defined(ISP_SEPARATE_STATUS) 3591 #define ISP_SEPARATE_STATUS 1 3592 #endif 3593 3594 typedef struct periph_private_data_t { 3595 union ccb *ccb; /* original ATIO or Immediate Notify */ 3596 unsigned long offset; /* current offset */ 3597 int sequence; /* current CTIO sequence */ 3598 int ctio_cnt; /* current # of ctio's outstanding */ 3599 int 3600 status_sent : 1, 3601 on_queue : 1; /* on restart queue */ 3602 } ppd_t; 3603 /* 3604 * Each ATIO we allocate will have periph private data associated with it 3605 * that maintains per-command state. This private to each ATIO. 3606 */ 3607 #define ATIO_PPD(ccb) ((ppd_t *)(((struct ccb_hdr *)ccb)->ppriv_ptr0)) 3608 /* 3609 * Each CTIO we send downstream will get a pointer to the ATIO itself 3610 * so that on completion we can retrieve that pointer. 3611 */ 3612 #define ccb_atio ppriv_ptr1 3613 #define ccb_inot ppriv_ptr1 3614 3615 /* 3616 * Each CTIO we send downstream will contain a sequence number 3617 */ 3618 #define CTIO_SEQ(ccb) ccb->ccb_h.ppriv_field0 3619 3620 #define MAX_ISP_TARG_TRANSFER (2 << 20) 3621 #define NISP_TARG_CMDS 64 3622 #define NISP_TARG_NOTIFIES 64 3623 #define DISK_SHIFT 9 3624 #define JUNK_SIZE 256 3625 #define MULTI_CCB_DATA_LIM 8192 3626 //#define MULTI_CCB_DATA_CNT 64 3627 #define MULTI_CCB_DATA_CNT 8 3628 3629 extern u_int vm_kmem_size; 3630 static int ca; 3631 static uint32_t disk_size; 3632 static uint8_t *disk_data = NULL; 3633 static uint8_t *junk_data; 3634 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 3635 struct isptarg_softc { 3636 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 3637 struct isp_ccbq work_queue; 3638 struct isp_ccbq rework_queue; 3639 struct isp_ccbq running_queue; 3640 struct isp_ccbq inot_queue; 3641 struct cam_periph *periph; 3642 struct cam_path *path; 3643 ispsoftc_t *isp; 3644 }; 3645 static periph_ctor_t isptargctor; 3646 static periph_dtor_t isptargdtor; 3647 static periph_start_t isptargstart; 3648 static periph_init_t isptarginit; 3649 static void isptarg_done(struct cam_periph *, union ccb *); 3650 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3651 3652 3653 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3654 3655 static struct periph_driver isptargdriver = 3656 { 3657 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), 0 3658 }; 3659 3660 static void 3661 isptarginit(void) 3662 { 3663 } 3664 3665 static void 3666 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3667 { 3668 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3669 3670 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: [0x%x] immediate notify for 0x%x from 0x%x status 0x%x arg 0x%x\n", __func__, 3671 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3672 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3673 ack->ccb_h.flags = 0; 3674 ack->ccb_h.retry_count = 0; 3675 ack->ccb_h.cbfcnp = isptarg_done; 3676 ack->ccb_h.timeout = 0; 3677 ack->ccb_h.ccb_inot = inot; 3678 ack->tag_id = inot->tag_id; 3679 ack->seq_id = inot->seq_id; 3680 ack->initiator_id = inot->initiator_id; 3681 xpt_action(iccb); 3682 } 3683 3684 static void 3685 isptargstart(struct cam_periph *periph, union ccb *iccb) 3686 { 3687 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 3688 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3689 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3690 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L', 3691 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E', 3692 '0', '0', '0', '1' 3693 }; 3694 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3695 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3696 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3697 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3698 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3699 '0', '0', '0', '1' 3700 }; 3701 int r, i, more = 0, last, is_data_cmd = 0, is_write; 3702 char *queue; 3703 struct isptarg_softc *softc = periph->softc; 3704 struct ccb_scsiio *csio; 3705 lun_id_t return_lun; 3706 struct ccb_accept_tio *atio; 3707 uint8_t *cdb, *ptr, status; 3708 uint8_t *data_ptr; 3709 uint32_t data_len, flags; 3710 struct ccb_hdr *ccbh; 3711 3712 mtx_assert(periph->sim->mtx, MA_OWNED); 3713 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, iccb->ccb_h.path, "%s: function code 0x%x INOTQ=%c WORKQ=%c REWORKQ=%c\n", __func__, iccb->ccb_h.func_code, 3714 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3715 /* 3716 * Check for immediate notifies first 3717 */ 3718 ccbh = TAILQ_FIRST(&softc->inot_queue); 3719 if (ccbh) { 3720 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3721 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3722 xpt_schedule(periph, 1); 3723 } 3724 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3725 return; 3726 } 3727 3728 /* 3729 * Check the rework (continuation) work queue first. 3730 */ 3731 ccbh = TAILQ_FIRST(&softc->rework_queue); 3732 if (ccbh) { 3733 atio = (struct ccb_accept_tio *)ccbh; 3734 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3735 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3736 queue = "rework"; 3737 } else { 3738 ccbh = TAILQ_FIRST(&softc->work_queue); 3739 if (ccbh == NULL) { 3740 xpt_release_ccb(iccb); 3741 return; 3742 } 3743 atio = (struct ccb_accept_tio *)ccbh; 3744 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3745 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3746 queue = "work"; 3747 } 3748 ATIO_PPD(atio)->on_queue = 0; 3749 3750 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3751 panic("BAD ATIO"); 3752 } 3753 3754 data_len = is_write = 0; 3755 data_ptr = NULL; 3756 csio = &iccb->csio; 3757 status = SCSI_STATUS_OK; 3758 flags = CAM_SEND_STATUS; 3759 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3760 cdb = atio->cdb_io.cdb_bytes; 3761 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, ccbh->path, "%s: [0x%x] processing ATIO from %s queue initiator 0x%x CDB=0x%x data_offset=%u\n", __func__, atio->tag_id, 3762 queue, atio->init_id, cdb[0], ATIO_PPD(atio)->offset); 3763 3764 return_lun = XS_LUN(atio); 3765 if (return_lun != 0) { 3766 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3767 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3768 status = SCSI_STATUS_CHECK_COND; 3769 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3770 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3771 SDFIXED(atio->sense_data)->add_sense_code = 0x25; /* LOGICAL UNIT NOT SUPPORTED */ 3772 atio->sense_len = SSD_MIN_SIZE; 3773 } 3774 return_lun = CAM_LUN_WILDCARD; 3775 } 3776 3777 switch (cdb[0]) { 3778 case REQUEST_SENSE: 3779 flags |= CAM_DIR_IN; 3780 data_len = sizeof (atio->sense_data); 3781 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3782 memset(junk_data+1, 0, data_len-1); 3783 if (data_len > cdb[4]) { 3784 data_len = cdb[4]; 3785 } 3786 if (data_len) { 3787 data_ptr = junk_data; 3788 } 3789 break; 3790 case WRITE_6: 3791 case WRITE_10: 3792 case WRITE_12: 3793 case WRITE_16: 3794 is_write = 1; 3795 /* FALLTHROUGH */ 3796 case READ_6: 3797 case READ_10: 3798 case READ_12: 3799 case READ_16: 3800 is_data_cmd = 1; 3801 r = isptarg_rwparm(cdb, disk_data, disk_size, ATIO_PPD(atio)->offset, &data_ptr, &data_len, &last); 3802 if (r != 0) { 3803 status = SCSI_STATUS_CHECK_COND; 3804 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3805 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3806 if (r == -1) { 3807 SDFIXED(atio->sense_data)->add_sense_code = 0x21; /* LOGICAL BLOCK ADDRESS OUT OF RANGE */ 3808 } else { 3809 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3810 } 3811 atio->sense_len = SSD_MIN_SIZE; 3812 } else { 3813 #ifdef ISP_SEPARATE_STATUS 3814 if (last && data_len) { 3815 last = 0; 3816 } 3817 #endif 3818 if (last == 0) { 3819 flags &= ~CAM_SEND_STATUS; 3820 } 3821 if (data_len) { 3822 ATIO_PPD(atio)->offset += data_len; 3823 if (is_write) 3824 flags |= CAM_DIR_OUT; 3825 else 3826 flags |= CAM_DIR_IN; 3827 } else { 3828 flags |= CAM_DIR_NONE; 3829 } 3830 } 3831 break; 3832 case INQUIRY: 3833 flags |= CAM_DIR_IN; 3834 if (cdb[1] || cdb[2] || cdb[3]) { 3835 status = SCSI_STATUS_CHECK_COND; 3836 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3837 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3838 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3839 atio->sense_len = SSD_MIN_SIZE; 3840 break; 3841 } 3842 data_len = sizeof (iqd); 3843 if (data_len > cdb[4]) { 3844 data_len = cdb[4]; 3845 } 3846 if (data_len) { 3847 if (XS_LUN(iccb) != 0) { 3848 memcpy(junk_data, niliqd, sizeof (iqd)); 3849 } else { 3850 memcpy(junk_data, iqd, sizeof (iqd)); 3851 } 3852 data_ptr = junk_data; 3853 } 3854 break; 3855 case TEST_UNIT_READY: 3856 flags |= CAM_DIR_NONE; 3857 if (ca) { 3858 ca = 0; 3859 status = SCSI_STATUS_CHECK_COND; 3860 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3861 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3862 SDFIXED(atio->sense_data)->add_sense_code = 0x29; /* POWER ON, RESET, OR BUS DEVICE RESET OCCURRED */ 3863 atio->sense_len = SSD_MIN_SIZE; 3864 } 3865 break; 3866 case SYNCHRONIZE_CACHE: 3867 case START_STOP: 3868 case RESERVE: 3869 case RELEASE: 3870 case VERIFY_10: 3871 flags |= CAM_DIR_NONE; 3872 break; 3873 3874 case READ_CAPACITY: 3875 flags |= CAM_DIR_IN; 3876 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3877 status = SCSI_STATUS_CHECK_COND; 3878 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3879 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3880 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3881 atio->sense_len = SSD_MIN_SIZE; 3882 break; 3883 } 3884 if (cdb[8] & 0x1) { /* PMI */ 3885 junk_data[0] = 0xff; 3886 junk_data[1] = 0xff; 3887 junk_data[2] = 0xff; 3888 junk_data[3] = 0xff; 3889 } else { 3890 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3891 if (last_blk < 0xffffffffULL) { 3892 junk_data[0] = (last_blk >> 24) & 0xff; 3893 junk_data[1] = (last_blk >> 16) & 0xff; 3894 junk_data[2] = (last_blk >> 8) & 0xff; 3895 junk_data[3] = (last_blk) & 0xff; 3896 } else { 3897 junk_data[0] = 0xff; 3898 junk_data[1] = 0xff; 3899 junk_data[2] = 0xff; 3900 junk_data[3] = 0xff; 3901 } 3902 } 3903 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3904 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3905 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3906 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3907 data_ptr = junk_data; 3908 data_len = 8; 3909 break; 3910 case REPORT_LUNS: 3911 flags |= CAM_DIR_IN; 3912 memset(junk_data, 0, JUNK_SIZE); 3913 junk_data[0] = (1 << 3) >> 24; 3914 junk_data[1] = (1 << 3) >> 16; 3915 junk_data[2] = (1 << 3) >> 8; 3916 junk_data[3] = (1 << 3); 3917 ptr = NULL; 3918 for (i = 0; i < 1; i++) { 3919 ptr = &junk_data[8 + (i << 3)]; 3920 if (i >= 256) { 3921 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3922 } 3923 ptr[1] = i; 3924 } 3925 data_ptr = junk_data; 3926 data_len = (ptr + 8) - junk_data; 3927 break; 3928 3929 default: 3930 flags |= CAM_DIR_NONE; 3931 status = SCSI_STATUS_CHECK_COND; 3932 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3933 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3934 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3935 atio->sense_len = SSD_MIN_SIZE; 3936 break; 3937 } 3938 3939 /* 3940 * If we are done with the transaction, tell the 3941 * controller to send status and perform a CMD_CMPLT. 3942 * If we have associated sense data, see if we can 3943 * send that too. 3944 */ 3945 if (status == SCSI_STATUS_CHECK_COND) { 3946 flags |= CAM_SEND_SENSE; 3947 csio->sense_len = atio->sense_len; 3948 csio->sense_data = atio->sense_data; 3949 flags &= ~CAM_DIR_MASK; 3950 data_len = 0; 3951 data_ptr = NULL; 3952 } 3953 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 30 * hz); 3954 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3955 iccb->ccb_h.target_lun = return_lun; 3956 iccb->ccb_h.ccb_atio = atio; 3957 CTIO_SEQ(iccb) = ATIO_PPD(atio)->sequence++; 3958 ATIO_PPD(atio)->ctio_cnt++; 3959 if (flags & CAM_SEND_STATUS) { 3960 KASSERT((ATIO_PPD(atio)->status_sent == 0), ("we have already sent status for 0x%x in %s", atio->tag_id, __func__)); 3961 ATIO_PPD(atio)->status_sent = 1; 3962 } 3963 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, atio->ccb_h.path, "%s: sending downstream for 0x%x sequence %u len %u flags %x\n", __func__, atio->tag_id, CTIO_SEQ(iccb), data_len, flags); 3964 xpt_action(iccb); 3965 3966 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3967 cam_release_devq(periph->path, 0, 0, 0, 0); 3968 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3969 } 3970 #ifdef ISP_MULTI_CCBS 3971 if (is_data_cmd && ATIO_PPD(atio)->status_sent == 0 && ATIO_PPD(atio)->ctio_cnt < MULTI_CCB_DATA_CNT && ATIO_PPD(atio)->on_queue == 0) { 3972 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, atio->ccb_h.path, "%s: more still to do for 0x%x\n", __func__, atio->tag_id); 3973 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3974 ATIO_PPD(atio)->on_queue = 1; 3975 more = 1; 3976 } 3977 #endif 3978 if (more) { 3979 xpt_schedule(periph, 1); 3980 } 3981 } 3982 3983 static cam_status 3984 isptargctor(struct cam_periph *periph, void *arg) 3985 { 3986 struct isptarg_softc *softc; 3987 3988 softc = (struct isptarg_softc *)arg; 3989 periph->softc = softc; 3990 softc->periph = periph; 3991 softc->path = periph->path; 3992 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 3993 return (CAM_REQ_CMP); 3994 } 3995 3996 static void 3997 isptargdtor(struct cam_periph *periph) 3998 { 3999 struct isptarg_softc *softc; 4000 softc = (struct isptarg_softc *)periph->softc; 4001 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 4002 softc->periph = NULL; 4003 softc->path = NULL; 4004 periph->softc = NULL; 4005 } 4006 4007 static void 4008 isptarg_done(struct cam_periph *periph, union ccb *ccb) 4009 { 4010 struct isptarg_softc *softc; 4011 ispsoftc_t *isp; 4012 uint32_t newoff; 4013 struct ccb_accept_tio *atio; 4014 struct ccb_immediate_notify *inot; 4015 cam_status status; 4016 4017 softc = (struct isptarg_softc *)periph->softc; 4018 isp = softc->isp; 4019 status = ccb->ccb_h.status & CAM_STATUS_MASK; 4020 4021 switch (ccb->ccb_h.func_code) { 4022 case XPT_ACCEPT_TARGET_IO: 4023 atio = (struct ccb_accept_tio *) ccb; 4024 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 4025 memset(ATIO_PPD(atio), 0, sizeof (ppd_t)); 4026 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 4027 ATIO_PPD(atio)->on_queue = 1; 4028 xpt_schedule(periph, 1); 4029 break; 4030 case XPT_IMMEDIATE_NOTIFY: 4031 inot = (struct ccb_immediate_notify *) ccb; 4032 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] INOT for 0x%x seen in %s\n", inot->tag_id, inot->seq_id, __func__); 4033 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 4034 xpt_schedule(periph, 1); 4035 break; 4036 case XPT_CONT_TARGET_IO: 4037 atio = ccb->ccb_h.ccb_atio; 4038 KASSERT((ATIO_PPD(atio)->ctio_cnt != 0), ("ctio zero when finishing a CTIO")); 4039 ATIO_PPD(atio)->ctio_cnt--; 4040 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4041 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 4042 case CAM_MESSAGE_RECV: 4043 newoff = (ccb->csio.msg_ptr[3] << 24) | (ccb->csio.msg_ptr[4] << 16) | (ccb->csio.msg_ptr[5] << 8) | (ccb->csio.msg_ptr[6]); 4044 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "[0x%x] got message to return to reset offset to 0x%x at sequence %u\n", atio->tag_id, newoff, CTIO_SEQ(ccb)); 4045 ATIO_PPD(atio)->offset = newoff; 4046 ATIO_PPD(atio)->status_sent = 0; 4047 if (ATIO_PPD(atio)->on_queue == 0) { 4048 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 4049 ATIO_PPD(atio)->on_queue = 1; 4050 } 4051 xpt_schedule(periph, 1); 4052 break; 4053 default: 4054 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 4055 xpt_action((union ccb *)atio); 4056 break; 4057 } 4058 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 4059 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO sequence %u seen in %s\n", atio->tag_id, CTIO_SEQ(ccb), __func__); 4060 if (ATIO_PPD(atio)->status_sent == 0 && ATIO_PPD(atio)->on_queue == 0) { 4061 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 4062 ATIO_PPD(atio)->on_queue = 1; 4063 } 4064 xpt_schedule(periph, 1); 4065 } else { 4066 KASSERT((ATIO_PPD(atio)->ctio_cnt == 0), ("ctio count still %d when we think we've sent the STATUS ctio", ATIO_PPD(atio)->ctio_cnt)); 4067 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO sequence %u seen in %s\n", atio->tag_id, CTIO_SEQ(ccb), __func__); 4068 xpt_action((union ccb *)atio); 4069 } 4070 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 4071 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 4072 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 4073 } 4074 xpt_release_ccb(ccb); 4075 break; 4076 case XPT_NOTIFY_ACKNOWLEDGE: 4077 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 4078 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 4079 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 4080 } 4081 inot = ccb->ccb_h.ccb_inot; 4082 ISP_PATH_PRT(isp, ISP_LOGTDEBUG1, inot->ccb_h.path, "[0x%x] recycle notify for tag 0x%x\n", inot->tag_id, inot->seq_id); 4083 xpt_release_ccb(ccb); 4084 xpt_action((union ccb *)inot); 4085 break; 4086 default: 4087 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 4088 break; 4089 } 4090 } 4091 4092 static void 4093 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 4094 { 4095 struct ac_contract *acp = arg; 4096 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 4097 4098 if (code != AC_CONTRACT) { 4099 return; 4100 } 4101 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 4102 } 4103 4104 static void 4105 isp_target_thread(ispsoftc_t *isp, int chan) 4106 { 4107 union ccb *ccb = NULL; 4108 int i; 4109 void *wchan; 4110 cam_status status; 4111 struct isptarg_softc *softc = NULL; 4112 struct cam_periph *periph = NULL, *wperiph = NULL; 4113 struct cam_path *path, *wpath; 4114 struct cam_sim *sim; 4115 4116 if (disk_data == NULL) { 4117 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 4118 if (disk_size < (50 << 20)) { 4119 disk_size = 50 << 20; 4120 } 4121 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 4122 if (disk_data == NULL) { 4123 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 4124 goto out; 4125 } 4126 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 4127 } 4128 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 4129 if (junk_data == NULL) { 4130 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 4131 goto out; 4132 } 4133 4134 4135 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 4136 if (softc == NULL) { 4137 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 4138 goto out; 4139 } 4140 TAILQ_INIT(&softc->work_queue); 4141 TAILQ_INIT(&softc->rework_queue); 4142 TAILQ_INIT(&softc->running_queue); 4143 TAILQ_INIT(&softc->inot_queue); 4144 softc->isp = isp; 4145 4146 periphdriver_register(&isptargdriver); 4147 ISP_GET_PC(isp, chan, sim, sim); 4148 ISP_GET_PC(isp, chan, path, path); 4149 status = xpt_create_path(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 4150 if (status != CAM_REQ_CMP) { 4151 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 4152 return; 4153 } 4154 status = xpt_create_path(&path, NULL, cam_sim_path(sim), 0, 0); 4155 if (status != CAM_REQ_CMP) { 4156 xpt_free_path(wpath); 4157 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 4158 return; 4159 } 4160 4161 ISP_LOCK(isp); 4162 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 4163 if (status != CAM_REQ_CMP) { 4164 ISP_UNLOCK(isp); 4165 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 4166 goto out; 4167 } 4168 wperiph = cam_periph_find(wpath, "isptarg"); 4169 if (wperiph == NULL) { 4170 ISP_UNLOCK(isp); 4171 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 4172 goto out; 4173 } 4174 4175 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 4176 if (status != CAM_REQ_CMP) { 4177 ISP_UNLOCK(isp); 4178 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 4179 goto out; 4180 } 4181 4182 periph = cam_periph_find(path, "isptarg"); 4183 if (periph == NULL) { 4184 ISP_UNLOCK(isp); 4185 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 4186 goto out; 4187 } 4188 4189 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 4190 if (status != CAM_REQ_CMP) { 4191 ISP_UNLOCK(isp); 4192 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 4193 goto out; 4194 } 4195 4196 ISP_UNLOCK(isp); 4197 4198 ccb = xpt_alloc_ccb(); 4199 4200 /* 4201 * Make sure role is none. 4202 */ 4203 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4204 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4205 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 4206 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4207 4208 ISP_LOCK(isp); 4209 xpt_action(ccb); 4210 ISP_UNLOCK(isp); 4211 4212 /* 4213 * Now enable luns 4214 */ 4215 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4216 ccb->ccb_h.func_code = XPT_EN_LUN; 4217 ccb->cel.enable = 1; 4218 ISP_LOCK(isp); 4219 xpt_action(ccb); 4220 ISP_UNLOCK(isp); 4221 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4222 xpt_free_ccb(ccb); 4223 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4224 goto out; 4225 } 4226 4227 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 4228 ccb->ccb_h.func_code = XPT_EN_LUN; 4229 ccb->cel.enable = 1; 4230 ISP_LOCK(isp); 4231 xpt_action(ccb); 4232 ISP_UNLOCK(isp); 4233 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4234 xpt_free_ccb(ccb); 4235 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4236 goto out; 4237 } 4238 xpt_free_ccb(ccb); 4239 4240 /* 4241 * Add resources 4242 */ 4243 ISP_GET_PC(isp, chan, target_proc, wchan); 4244 for (i = 0; i < 4; i++) { 4245 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4246 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4247 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4248 ccb->ccb_h.cbfcnp = isptarg_done; 4249 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO); 4250 ISP_LOCK(isp); 4251 xpt_action(ccb); 4252 ISP_UNLOCK(isp); 4253 } 4254 for (i = 0; i < NISP_TARG_CMDS; i++) { 4255 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4256 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4257 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4258 ccb->ccb_h.cbfcnp = isptarg_done; 4259 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO); 4260 ISP_LOCK(isp); 4261 xpt_action(ccb); 4262 ISP_UNLOCK(isp); 4263 } 4264 for (i = 0; i < 4; i++) { 4265 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4266 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4267 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4268 ccb->ccb_h.cbfcnp = isptarg_done; 4269 ISP_LOCK(isp); 4270 xpt_action(ccb); 4271 ISP_UNLOCK(isp); 4272 } 4273 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 4274 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4275 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4276 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4277 ccb->ccb_h.cbfcnp = isptarg_done; 4278 ISP_LOCK(isp); 4279 xpt_action(ccb); 4280 ISP_UNLOCK(isp); 4281 } 4282 4283 /* 4284 * Now turn it all back on 4285 */ 4286 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4287 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4288 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4289 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 4290 ISP_LOCK(isp); 4291 xpt_action(ccb); 4292 ISP_UNLOCK(isp); 4293 4294 /* 4295 * Okay, while things are still active, sleep... 4296 */ 4297 ISP_LOCK(isp); 4298 for (;;) { 4299 ISP_GET_PC(isp, chan, proc_active, i); 4300 if (i == 0) { 4301 break; 4302 } 4303 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 4304 } 4305 ISP_UNLOCK(isp); 4306 4307 out: 4308 if (wperiph) { 4309 cam_periph_invalidate(wperiph); 4310 } 4311 if (periph) { 4312 cam_periph_invalidate(periph); 4313 } 4314 if (junk_data) { 4315 free(junk_data, M_ISPTARG); 4316 } 4317 if (disk_data) { 4318 free(disk_data, M_ISPTARG); 4319 } 4320 if (softc) { 4321 free(softc, M_ISPTARG); 4322 } 4323 xpt_free_path(path); 4324 xpt_free_path(wpath); 4325 } 4326 4327 static void 4328 isp_target_thread_pi(void *arg) 4329 { 4330 struct isp_spi *pi = arg; 4331 ispsoftc_t *isp = cam_sim_softc(pi->sim); 4332 int chan = cam_sim_bus(pi->sim); 4333 4334 isp_target_thread(isp, chan); 4335 ISP_SPI_PC(isp, chan)->num_threads -= 1; 4336 kthread_exit(); 4337 } 4338 4339 static void 4340 isp_target_thread_fc(void *arg) 4341 { 4342 struct isp_fc *fc = arg; 4343 ispsoftc_t *isp = cam_sim_softc(pi->sim); 4344 int chan = cam_sim_bus(pi->sim); 4345 4346 isp_target_thread(isp, chan); 4347 ISP_FC_PC(isp, chan)->num_threads -= 1; 4348 kthread_exit(); 4349 } 4350 4351 static int 4352 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 4353 { 4354 uint32_t cnt, curcnt; 4355 uint64_t lba; 4356 4357 switch (cdb[0]) { 4358 case WRITE_16: 4359 case READ_16: 4360 cnt = (((uint32_t)cdb[10]) << 24) | 4361 (((uint32_t)cdb[11]) << 16) | 4362 (((uint32_t)cdb[12]) << 8) | 4363 ((uint32_t)cdb[13]); 4364 4365 lba = (((uint64_t)cdb[2]) << 56) | 4366 (((uint64_t)cdb[3]) << 48) | 4367 (((uint64_t)cdb[4]) << 40) | 4368 (((uint64_t)cdb[5]) << 32) | 4369 (((uint64_t)cdb[6]) << 24) | 4370 (((uint64_t)cdb[7]) << 16) | 4371 (((uint64_t)cdb[8]) << 8) | 4372 ((uint64_t)cdb[9]); 4373 break; 4374 case WRITE_12: 4375 case READ_12: 4376 cnt = (((uint32_t)cdb[6]) << 16) | 4377 (((uint32_t)cdb[7]) << 8) | 4378 ((u_int32_t)cdb[8]); 4379 4380 lba = (((uint32_t)cdb[2]) << 24) | 4381 (((uint32_t)cdb[3]) << 16) | 4382 (((uint32_t)cdb[4]) << 8) | 4383 ((uint32_t)cdb[5]); 4384 break; 4385 case WRITE_10: 4386 case READ_10: 4387 cnt = (((uint32_t)cdb[7]) << 8) | 4388 ((u_int32_t)cdb[8]); 4389 4390 lba = (((uint32_t)cdb[2]) << 24) | 4391 (((uint32_t)cdb[3]) << 16) | 4392 (((uint32_t)cdb[4]) << 8) | 4393 ((uint32_t)cdb[5]); 4394 break; 4395 case WRITE_6: 4396 case READ_6: 4397 cnt = cdb[4]; 4398 if (cnt == 0) { 4399 cnt = 256; 4400 } 4401 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 4402 (((uint32_t)cdb[2]) << 8) | 4403 ((uint32_t)cdb[3]); 4404 break; 4405 default: 4406 return (-1); 4407 } 4408 4409 cnt <<= DISK_SHIFT; 4410 lba <<= DISK_SHIFT; 4411 4412 if (offset == cnt) { 4413 *lp = 1; 4414 return (0); 4415 } 4416 4417 if (lba + cnt > dl) { 4418 return (-2); 4419 } 4420 4421 curcnt = MAX_ISP_TARG_TRANSFER; 4422 if (offset + curcnt >= cnt) { 4423 curcnt = cnt - offset; 4424 *lp = 1; 4425 } else { 4426 *lp = 0; 4427 } 4428 #ifdef ISP_MULTI_CCBS 4429 if (curcnt > MULTI_CCB_DATA_LIM) 4430 curcnt = MULTI_CCB_DATA_LIM; 4431 #endif 4432 *tl = curcnt; 4433 *kp = &dp[lba + offset]; 4434 return (0); 4435 } 4436 4437 #endif 4438 #endif 4439 4440 static void 4441 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 4442 { 4443 struct cam_sim *sim; 4444 int bus, tgt; 4445 ispsoftc_t *isp; 4446 4447 sim = (struct cam_sim *)cbarg; 4448 isp = (ispsoftc_t *) cam_sim_softc(sim); 4449 bus = cam_sim_bus(sim); 4450 tgt = xpt_path_target_id(path); 4451 4452 switch (code) { 4453 case AC_LOST_DEVICE: 4454 if (IS_SCSI(isp)) { 4455 uint16_t oflags, nflags; 4456 sdparam *sdp = SDPARAM(isp, bus); 4457 4458 if (tgt >= 0) { 4459 nflags = sdp->isp_devparam[tgt].nvrm_flags; 4460 #ifndef ISP_TARGET_MODE 4461 nflags &= DPARM_SAFE_DFLT; 4462 if (isp->isp_loaded_fw) { 4463 nflags |= DPARM_NARROW | DPARM_ASYNC; 4464 } 4465 #else 4466 nflags = DPARM_DEFAULT; 4467 #endif 4468 oflags = sdp->isp_devparam[tgt].goal_flags; 4469 sdp->isp_devparam[tgt].goal_flags = nflags; 4470 sdp->isp_devparam[tgt].dev_update = 1; 4471 sdp->update = 1; 4472 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4473 sdp->isp_devparam[tgt].goal_flags = oflags; 4474 } 4475 } 4476 break; 4477 default: 4478 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 4479 break; 4480 } 4481 } 4482 4483 static void 4484 isp_poll(struct cam_sim *sim) 4485 { 4486 ispsoftc_t *isp = cam_sim_softc(sim); 4487 uint32_t isr; 4488 uint16_t sema, mbox; 4489 4490 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 4491 isp_intr(isp, isr, sema, mbox); 4492 } 4493 } 4494 4495 4496 static void 4497 isp_watchdog(void *arg) 4498 { 4499 struct ccb_scsiio *xs = arg; 4500 ispsoftc_t *isp; 4501 uint32_t ohandle = ISP_HANDLE_FREE, handle; 4502 4503 isp = XS_ISP(xs); 4504 4505 handle = isp_find_handle(isp, xs); 4506 4507 /* 4508 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 4509 */ 4510 if (handle != ISP_HANDLE_FREE) { 4511 uint32_t isr; 4512 uint16_t sema, mbox; 4513 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) { 4514 isp_intr(isp, isr, sema, mbox); 4515 } 4516 ohandle = handle; 4517 handle = isp_find_handle(isp, xs); 4518 } 4519 if (handle != ISP_HANDLE_FREE) { 4520 /* 4521 * Try and make sure the command is really dead before 4522 * we release the handle (and DMA resources) for reuse. 4523 * 4524 * If we are successful in aborting the command then 4525 * we're done here because we'll get the command returned 4526 * back separately. 4527 */ 4528 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 4529 return; 4530 } 4531 4532 /* 4533 * Note that after calling the above, the command may in 4534 * fact have been completed. 4535 */ 4536 xs = isp_find_xs(isp, handle); 4537 4538 /* 4539 * If the command no longer exists, then we won't 4540 * be able to find the xs again with this handle. 4541 */ 4542 if (xs == NULL) { 4543 return; 4544 } 4545 4546 /* 4547 * After this point, the command is really dead. 4548 */ 4549 if (XS_XFRLEN(xs)) { 4550 ISP_DMAFREE(isp, xs, handle); 4551 } 4552 isp_destroy_handle(isp, handle); 4553 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 4554 xs->ccb_h.status &= ~CAM_STATUS_MASK; 4555 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 4556 isp_prt_endcmd(isp, xs); 4557 isp_done(xs); 4558 } else { 4559 if (ohandle != ISP_HANDLE_FREE) { 4560 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 4561 } else { 4562 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 4563 } 4564 } 4565 } 4566 4567 static void 4568 isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 4569 { 4570 union ccb *ccb; 4571 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4572 4573 if (isp_autoconfig == 0) { 4574 return; 4575 } 4576 4577 /* 4578 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 4579 */ 4580 ccb = xpt_alloc_ccb_nowait(); 4581 if (ccb == NULL) { 4582 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 4583 return; 4584 } 4585 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 4586 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4587 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 4588 xpt_free_ccb(ccb); 4589 return; 4590 } 4591 4592 /* 4593 * Since we're about to issue a rescan, mark this device as not 4594 * reported gone. 4595 */ 4596 fcp->reported_gone = 0; 4597 4598 xpt_rescan(ccb); 4599 } 4600 4601 static void 4602 isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 4603 { 4604 struct cam_path *tp; 4605 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4606 4607 if (isp_autoconfig == 0) { 4608 return; 4609 } 4610 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 4611 /* 4612 * We're about to send out the lost device async 4613 * notification, so indicate that we have reported it gone. 4614 */ 4615 fcp->reported_gone = 1; 4616 xpt_async(AC_LOST_DEVICE, tp, NULL); 4617 xpt_free_path(tp); 4618 } 4619 } 4620 4621 /* 4622 * Gone Device Timer Function- when we have decided that a device has gone 4623 * away, we wait a specific period of time prior to telling the OS it has 4624 * gone away. 4625 * 4626 * This timer function fires once a second and then scans the port database 4627 * for devices that are marked dead but still have a virtual target assigned. 4628 * We decrement a counter for that port database entry, and when it hits zero, 4629 * we tell the OS the device has gone away. 4630 */ 4631 static void 4632 isp_gdt(void *arg) 4633 { 4634 struct isp_fc *fc = arg; 4635 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 4636 } 4637 4638 static void 4639 isp_gdt_task(void *arg, int pending) 4640 { 4641 struct isp_fc *fc = arg; 4642 ispsoftc_t *isp = fc->isp; 4643 int chan = fc - isp->isp_osinfo.pc.fc; 4644 fcportdb_t *lp; 4645 int dbidx, tgt, more_to_do = 0; 4646 4647 ISP_LOCK(isp); 4648 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 4649 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4650 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4651 4652 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 4653 continue; 4654 } 4655 if (lp->dev_map_idx == 0 || lp->target_mode) { 4656 continue; 4657 } 4658 if (lp->gone_timer != 0) { 4659 isp_prt(isp, ISP_LOG_SANCFG, "%s: Chan %d more to do for target %u (timer=%u)", __func__, chan, lp->dev_map_idx - 1, lp->gone_timer); 4660 lp->gone_timer -= 1; 4661 more_to_do++; 4662 continue; 4663 } 4664 tgt = lp->dev_map_idx - 1; 4665 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4666 lp->dev_map_idx = 0; 4667 lp->state = FC_PORTDB_STATE_NIL; 4668 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 4669 isp_make_gone(isp, lp, chan, tgt); 4670 } 4671 if (fc->ready) { 4672 if (more_to_do) { 4673 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4674 } else { 4675 callout_deactivate(&fc->gdt); 4676 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 4677 } 4678 } 4679 ISP_UNLOCK(isp); 4680 } 4681 4682 /* 4683 * Loop Down Timer Function- when loop goes down, a timer is started and 4684 * and after it expires we come here and take all probational devices that 4685 * the OS knows about and the tell the OS that they've gone away. 4686 * 4687 * We don't clear the devices out of our port database because, when loop 4688 * come back up, we have to do some actual cleanup with the chip at that 4689 * point (implicit PLOGO, e.g., to get the chip's port database state right). 4690 */ 4691 static void 4692 isp_ldt(void *arg) 4693 { 4694 struct isp_fc *fc = arg; 4695 taskqueue_enqueue(taskqueue_thread, &fc->ltask); 4696 } 4697 4698 static void 4699 isp_ldt_task(void *arg, int pending) 4700 { 4701 struct isp_fc *fc = arg; 4702 ispsoftc_t *isp = fc->isp; 4703 int chan = fc - isp->isp_osinfo.pc.fc; 4704 fcportdb_t *lp; 4705 int dbidx, tgt, i; 4706 4707 ISP_LOCK(isp); 4708 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 4709 callout_deactivate(&fc->ldt); 4710 4711 /* 4712 * Notify to the OS all targets who we now consider have departed. 4713 */ 4714 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4715 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4716 4717 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4718 continue; 4719 } 4720 if (lp->dev_map_idx == 0 || lp->target_mode) { 4721 continue; 4722 } 4723 4724 /* 4725 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4726 */ 4727 4728 4729 for (i = 0; i < isp->isp_maxcmds; i++) { 4730 struct ccb_scsiio *xs; 4731 4732 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 4733 continue; 4734 } 4735 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 4736 continue; 4737 } 4738 if (dbidx != (FCPARAM(isp, chan)->isp_dev_map[XS_TGT(xs)] - 1)) { 4739 continue; 4740 } 4741 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%d orphaned by loop down timeout", 4742 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs)); 4743 } 4744 4745 /* 4746 * Mark that we've announced that this device is gone.... 4747 */ 4748 lp->announced = 1; 4749 4750 /* 4751 * but *don't* change the state of the entry. Just clear 4752 * any target id stuff and announce to CAM that the 4753 * device is gone. This way any necessary PLOGO stuff 4754 * will happen when loop comes back up. 4755 */ 4756 4757 tgt = lp->dev_map_idx - 1; 4758 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4759 lp->dev_map_idx = 0; 4760 lp->state = FC_PORTDB_STATE_NIL; 4761 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4762 isp_make_gone(isp, lp, chan, tgt); 4763 } 4764 4765 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) { 4766 isp_unfreeze_loopdown(isp, chan); 4767 } 4768 /* 4769 * The loop down timer has expired. Wake up the kthread 4770 * to notice that fact (or make it false). 4771 */ 4772 fc->loop_dead = 1; 4773 fc->loop_down_time = fc->loop_down_limit+1; 4774 wakeup(fc); 4775 ISP_UNLOCK(isp); 4776 } 4777 4778 static void 4779 isp_kthread(void *arg) 4780 { 4781 struct isp_fc *fc = arg; 4782 ispsoftc_t *isp = fc->isp; 4783 int chan = fc - isp->isp_osinfo.pc.fc; 4784 int slp = 0; 4785 4786 mtx_lock(&isp->isp_osinfo.lock); 4787 4788 while (isp->isp_osinfo.is_exiting == 0) { 4789 int lb, lim; 4790 4791 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4792 lb = isp_fc_runstate(isp, chan, 250000); 4793 4794 /* 4795 * Our action is different based upon whether we're supporting 4796 * Initiator mode or not. If we are, we might freeze the simq 4797 * when loop is down and set all sorts of different delays to 4798 * check again. 4799 * 4800 * If not, we simply just wait for loop to come up. 4801 */ 4802 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4803 /* 4804 * Increment loop down time by the last sleep interval 4805 */ 4806 fc->loop_down_time += slp; 4807 4808 if (lb < 0) { 4809 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4810 } else { 4811 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time); 4812 } 4813 4814 /* 4815 * If we've never seen loop up and we've waited longer 4816 * than quickboot time, or we've seen loop up but we've 4817 * waited longer than loop_down_limit, give up and go 4818 * to sleep until loop comes up. 4819 */ 4820 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4821 lim = isp_quickboot_time; 4822 } else { 4823 lim = fc->loop_down_limit; 4824 } 4825 if (fc->loop_down_time >= lim) { 4826 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4827 slp = 0; 4828 } else if (fc->loop_down_time < 10) { 4829 slp = 1; 4830 } else if (fc->loop_down_time < 30) { 4831 slp = 5; 4832 } else if (fc->loop_down_time < 60) { 4833 slp = 10; 4834 } else if (fc->loop_down_time < 120) { 4835 slp = 20; 4836 } else { 4837 slp = 30; 4838 } 4839 4840 } else if (lb) { 4841 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4842 fc->loop_down_time += slp; 4843 if (fc->loop_down_time > 300) 4844 slp = 0; 4845 else 4846 slp = 60; 4847 } else { 4848 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4849 fc->loop_down_time = 0; 4850 slp = 0; 4851 } 4852 4853 4854 /* 4855 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4856 * now so that CAM can start sending us commands. 4857 * 4858 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4859 * or kill the commands, as appropriate. 4860 */ 4861 4862 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4863 isp_unfreeze_loopdown(isp, chan); 4864 } 4865 4866 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4867 4868 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4869 4870 /* 4871 * If slp is zero, we're waking up for the first time after 4872 * things have been okay. In this case, we set a deferral state 4873 * for all commands and delay hysteresis seconds before starting 4874 * the FC state evaluation. This gives the loop/fabric a chance 4875 * to settle. 4876 */ 4877 if (slp == 0 && fc->hysteresis) { 4878 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4879 mtx_unlock(&isp->isp_osinfo.lock); 4880 pause("ispt", fc->hysteresis * hz); 4881 mtx_lock(&isp->isp_osinfo.lock); 4882 } 4883 } 4884 fc->num_threads -= 1; 4885 mtx_unlock(&isp->isp_osinfo.lock); 4886 kthread_exit(); 4887 } 4888 4889 static void 4890 isp_action(struct cam_sim *sim, union ccb *ccb) 4891 { 4892 int bus, tgt, ts, error, lim; 4893 ispsoftc_t *isp; 4894 struct ccb_trans_settings *cts; 4895 4896 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4897 4898 isp = (ispsoftc_t *)cam_sim_softc(sim); 4899 mtx_assert(&isp->isp_lock, MA_OWNED); 4900 4901 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4902 isp_init(isp); 4903 if (isp->isp_state != ISP_INITSTATE) { 4904 /* 4905 * Lie. Say it was a selection timeout. 4906 */ 4907 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4908 xpt_freeze_devq(ccb->ccb_h.path, 1); 4909 xpt_done(ccb); 4910 return; 4911 } 4912 isp->isp_state = ISP_RUNSTATE; 4913 } 4914 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4915 ISP_PCMD(ccb) = NULL; 4916 4917 switch (ccb->ccb_h.func_code) { 4918 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4919 bus = XS_CHANNEL(ccb); 4920 /* 4921 * Do a couple of preliminary checks... 4922 */ 4923 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4924 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4925 ccb->ccb_h.status = CAM_REQ_INVALID; 4926 xpt_done(ccb); 4927 break; 4928 } 4929 } 4930 ccb->csio.req_map = NULL; 4931 #ifdef DIAGNOSTIC 4932 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4933 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4934 ccb->ccb_h.status = CAM_PATH_INVALID; 4935 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4936 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4937 ccb->ccb_h.status = CAM_PATH_INVALID; 4938 } 4939 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4940 xpt_done(ccb); 4941 break; 4942 } 4943 #endif 4944 ccb->csio.scsi_status = SCSI_STATUS_OK; 4945 if (isp_get_pcmd(isp, ccb)) { 4946 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4947 cam_freeze_devq(ccb->ccb_h.path); 4948 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4949 xpt_done(ccb); 4950 break; 4951 } 4952 error = isp_start((XS_T *) ccb); 4953 switch (error) { 4954 case CMD_QUEUED: 4955 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4956 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4957 break; 4958 } 4959 ts = ccb->ccb_h.timeout; 4960 if (ts == CAM_TIME_DEFAULT) { 4961 ts = 60*1000; 4962 } 4963 ts = isp_mstohz(ts); 4964 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4965 break; 4966 case CMD_RQLATER: 4967 /* 4968 * We get this result for FC devices if the loop state isn't ready yet 4969 * or if the device in question has gone zombie on us. 4970 * 4971 * If we've never seen Loop UP at all, we requeue this request and wait 4972 * for the initial loop up delay to expire. 4973 */ 4974 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4975 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4976 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4977 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4978 } else { 4979 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d downtime (%d) > lim (%d)", XS_TGT(ccb), XS_LUN(ccb), ISP_FC_PC(isp, bus)->loop_down_time, lim); 4980 } 4981 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4982 xpt_freeze_devq(ccb->ccb_h.path, 1); 4983 isp_free_pcmd(isp, ccb); 4984 xpt_done(ccb); 4985 break; 4986 } 4987 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4988 cam_freeze_devq(ccb->ccb_h.path); 4989 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4990 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4991 isp_free_pcmd(isp, ccb); 4992 xpt_done(ccb); 4993 break; 4994 case CMD_EAGAIN: 4995 isp_free_pcmd(isp, ccb); 4996 cam_freeze_devq(ccb->ccb_h.path); 4997 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4998 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4999 xpt_done(ccb); 5000 break; 5001 case CMD_COMPLETE: 5002 isp_done((struct ccb_scsiio *) ccb); 5003 break; 5004 default: 5005 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 5006 ccb->ccb_h.status = CAM_REQUEUE_REQ; 5007 isp_free_pcmd(isp, ccb); 5008 xpt_done(ccb); 5009 } 5010 break; 5011 5012 #ifdef ISP_TARGET_MODE 5013 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 5014 if (ccb->cel.enable) { 5015 isp_enable_lun(isp, ccb); 5016 } else { 5017 isp_disable_lun(isp, ccb); 5018 } 5019 break; 5020 case XPT_IMMED_NOTIFY: 5021 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 5022 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 5023 { 5024 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 5025 if (tptr == NULL) { 5026 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 5027 } 5028 if (tptr == NULL) { 5029 const char *str; 5030 uint32_t tag; 5031 5032 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 5033 str = "XPT_IMMEDIATE_NOTIFY"; 5034 tag = ccb->cin1.seq_id; 5035 } else { 5036 tag = ccb->atio.tag_id; 5037 str = "XPT_ACCEPT_TARGET_IO"; 5038 } 5039 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 5040 dump_tstates(isp, XS_CHANNEL(ccb)); 5041 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 5042 break; 5043 } 5044 ccb->ccb_h.spriv_field0 = 0; 5045 ccb->ccb_h.spriv_ptr1 = isp; 5046 5047 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 5048 if (ccb->atio.tag_id) { 5049 atio_private_data_t *atp = isp_find_atpd(isp, tptr, ccb->atio.tag_id); 5050 if (atp) { 5051 isp_put_atpd(isp, tptr, atp); 5052 } 5053 } 5054 tptr->atio_count++; 5055 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 5056 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 5057 ccb->atio.tag_id, tptr->atio_count); 5058 ccb->atio.tag_id = 0; 5059 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 5060 if (ccb->cin1.tag_id) { 5061 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 5062 if (ntp) { 5063 isp_put_ntpd(isp, tptr, ntp); 5064 } 5065 } 5066 tptr->inot_count++; 5067 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 5068 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 5069 ccb->cin1.seq_id, tptr->inot_count); 5070 ccb->cin1.seq_id = 0; 5071 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 5072 tptr->inot_count++; 5073 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 5074 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 5075 ccb->cin1.seq_id, tptr->inot_count); 5076 ccb->cin1.seq_id = 0; 5077 } 5078 rls_lun_statep(isp, tptr); 5079 ccb->ccb_h.status = CAM_REQ_INPROG; 5080 break; 5081 } 5082 case XPT_NOTIFY_ACK: 5083 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5084 break; 5085 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 5086 { 5087 tstate_t *tptr; 5088 inot_private_data_t *ntp; 5089 5090 /* 5091 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 5092 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 5093 */ 5094 /* 5095 * All the relevant path information is in the associated immediate notify 5096 */ 5097 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); 5098 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 5099 if (ntp == NULL) { 5100 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__, 5101 ccb->cna2.tag_id, ccb->cna2.seq_id); 5102 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 5103 xpt_done(ccb); 5104 break; 5105 } 5106 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 5107 rls_lun_statep(isp, tptr); 5108 cam_freeze_devq(ccb->ccb_h.path); 5109 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 5110 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 5111 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 5112 break; 5113 } 5114 isp_put_ntpd(isp, tptr, ntp); 5115 rls_lun_statep(isp, tptr); 5116 ccb->ccb_h.status = CAM_REQ_CMP; 5117 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); 5118 xpt_done(ccb); 5119 break; 5120 } 5121 case XPT_CONT_TARGET_IO: 5122 isp_target_start_ctio(isp, ccb, FROM_CAM); 5123 break; 5124 #endif 5125 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 5126 5127 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 5128 tgt = ccb->ccb_h.target_id; 5129 tgt |= (bus << 16); 5130 5131 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 5132 if (error) { 5133 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5134 } else { 5135 ccb->ccb_h.status = CAM_REQ_CMP; 5136 } 5137 xpt_done(ccb); 5138 break; 5139 case XPT_ABORT: /* Abort the specified CCB */ 5140 { 5141 union ccb *accb = ccb->cab.abort_ccb; 5142 switch (accb->ccb_h.func_code) { 5143 #ifdef ISP_TARGET_MODE 5144 case XPT_ACCEPT_TARGET_IO: 5145 isp_target_mark_aborted(isp, ccb); 5146 break; 5147 #endif 5148 case XPT_SCSI_IO: 5149 error = isp_control(isp, ISPCTL_ABORT_CMD, accb); 5150 if (error) { 5151 ccb->ccb_h.status = CAM_UA_ABORT; 5152 } else { 5153 ccb->ccb_h.status = CAM_REQ_CMP; 5154 } 5155 break; 5156 default: 5157 ccb->ccb_h.status = CAM_REQ_INVALID; 5158 break; 5159 } 5160 /* 5161 * This is not a queued CCB, so the caller expects it to be 5162 * complete when control is returned. 5163 */ 5164 break; 5165 } 5166 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 5167 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 5168 cts = &ccb->cts; 5169 if (!IS_CURRENT_SETTINGS(cts)) { 5170 ccb->ccb_h.status = CAM_REQ_INVALID; 5171 xpt_done(ccb); 5172 break; 5173 } 5174 tgt = cts->ccb_h.target_id; 5175 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5176 if (IS_SCSI(isp)) { 5177 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5178 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5179 sdparam *sdp = SDPARAM(isp, bus); 5180 uint16_t *dptr; 5181 5182 if (spi->valid == 0 && scsi->valid == 0) { 5183 ccb->ccb_h.status = CAM_REQ_CMP; 5184 xpt_done(ccb); 5185 break; 5186 } 5187 5188 /* 5189 * We always update (internally) from goal_flags 5190 * so any request to change settings just gets 5191 * vectored to that location. 5192 */ 5193 dptr = &sdp->isp_devparam[tgt].goal_flags; 5194 5195 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 5196 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 5197 *dptr |= DPARM_DISC; 5198 else 5199 *dptr &= ~DPARM_DISC; 5200 } 5201 5202 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 5203 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 5204 *dptr |= DPARM_TQING; 5205 else 5206 *dptr &= ~DPARM_TQING; 5207 } 5208 5209 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 5210 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 5211 *dptr |= DPARM_WIDE; 5212 else 5213 *dptr &= ~DPARM_WIDE; 5214 } 5215 5216 /* 5217 * XXX: FIX ME 5218 */ 5219 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 5220 *dptr |= DPARM_SYNC; 5221 /* 5222 * XXX: CHECK FOR LEGALITY 5223 */ 5224 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 5225 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 5226 } else { 5227 *dptr &= ~DPARM_SYNC; 5228 } 5229 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, 5230 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 5231 sdp->isp_devparam[tgt].dev_update = 1; 5232 sdp->update = 1; 5233 } 5234 ccb->ccb_h.status = CAM_REQ_CMP; 5235 xpt_done(ccb); 5236 break; 5237 case XPT_GET_TRAN_SETTINGS: 5238 cts = &ccb->cts; 5239 tgt = cts->ccb_h.target_id; 5240 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5241 if (IS_FC(isp)) { 5242 fcparam *fcp = FCPARAM(isp, bus); 5243 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5244 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 5245 unsigned int hdlidx; 5246 5247 cts->protocol = PROTO_SCSI; 5248 cts->protocol_version = SCSI_REV_2; 5249 cts->transport = XPORT_FC; 5250 cts->transport_version = 0; 5251 5252 scsi->valid = CTS_SCSI_VALID_TQ; 5253 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 5254 fc->valid = CTS_FC_VALID_SPEED; 5255 fc->bitrate = 100000; 5256 fc->bitrate *= fcp->isp_gbspeed; 5257 hdlidx = fcp->isp_dev_map[tgt] - 1; 5258 if (hdlidx < MAX_FC_TARG) { 5259 fcportdb_t *lp = &fcp->portdb[hdlidx]; 5260 fc->wwnn = lp->node_wwn; 5261 fc->wwpn = lp->port_wwn; 5262 fc->port = lp->portid; 5263 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 5264 } 5265 } else { 5266 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5267 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5268 sdparam *sdp = SDPARAM(isp, bus); 5269 uint16_t dval, pval, oval; 5270 5271 if (IS_CURRENT_SETTINGS(cts)) { 5272 sdp->isp_devparam[tgt].dev_refresh = 1; 5273 sdp->update = 1; 5274 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 5275 dval = sdp->isp_devparam[tgt].actv_flags; 5276 oval = sdp->isp_devparam[tgt].actv_offset; 5277 pval = sdp->isp_devparam[tgt].actv_period; 5278 } else { 5279 dval = sdp->isp_devparam[tgt].nvrm_flags; 5280 oval = sdp->isp_devparam[tgt].nvrm_offset; 5281 pval = sdp->isp_devparam[tgt].nvrm_period; 5282 } 5283 5284 cts->protocol = PROTO_SCSI; 5285 cts->protocol_version = SCSI_REV_2; 5286 cts->transport = XPORT_SPI; 5287 cts->transport_version = 2; 5288 5289 spi->valid = 0; 5290 scsi->valid = 0; 5291 spi->flags = 0; 5292 scsi->flags = 0; 5293 if (dval & DPARM_DISC) { 5294 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5295 } 5296 if ((dval & DPARM_SYNC) && oval && pval) { 5297 spi->sync_offset = oval; 5298 spi->sync_period = pval; 5299 } else { 5300 spi->sync_offset = 0; 5301 spi->sync_period = 0; 5302 } 5303 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5304 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5305 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 5306 if (dval & DPARM_WIDE) { 5307 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5308 } else { 5309 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5310 } 5311 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 5312 scsi->valid = CTS_SCSI_VALID_TQ; 5313 if (dval & DPARM_TQING) { 5314 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5315 } 5316 spi->valid |= CTS_SPI_VALID_DISC; 5317 } 5318 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 5319 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 5320 } 5321 ccb->ccb_h.status = CAM_REQ_CMP; 5322 xpt_done(ccb); 5323 break; 5324 5325 case XPT_CALC_GEOMETRY: 5326 cam_calc_geometry(&ccb->ccg, 1); 5327 xpt_done(ccb); 5328 break; 5329 5330 case XPT_RESET_BUS: /* Reset the specified bus */ 5331 bus = cam_sim_bus(sim); 5332 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 5333 if (error) { 5334 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5335 xpt_done(ccb); 5336 break; 5337 } 5338 if (bootverbose) { 5339 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 5340 } 5341 if (IS_FC(isp)) { 5342 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 5343 } else { 5344 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 5345 } 5346 ccb->ccb_h.status = CAM_REQ_CMP; 5347 xpt_done(ccb); 5348 break; 5349 5350 case XPT_TERM_IO: /* Terminate the I/O process */ 5351 ccb->ccb_h.status = CAM_REQ_INVALID; 5352 xpt_done(ccb); 5353 break; 5354 5355 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 5356 { 5357 struct ccb_sim_knob *kp = &ccb->knob; 5358 fcparam *fcp; 5359 5360 if (!IS_FC(isp)) { 5361 ccb->ccb_h.status = CAM_REQ_INVALID; 5362 xpt_done(ccb); 5363 break; 5364 } 5365 5366 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5367 fcp = FCPARAM(isp, bus); 5368 5369 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 5370 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 5371 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 5372 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 5373 } 5374 ccb->ccb_h.status = CAM_REQ_CMP; 5375 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 5376 int rchange = 0; 5377 int newrole = 0; 5378 5379 switch (kp->xport_specific.fc.role) { 5380 case KNOB_ROLE_NONE: 5381 if (fcp->role != ISP_ROLE_NONE) { 5382 rchange = 1; 5383 newrole = ISP_ROLE_NONE; 5384 } 5385 break; 5386 case KNOB_ROLE_TARGET: 5387 if (fcp->role != ISP_ROLE_TARGET) { 5388 rchange = 1; 5389 newrole = ISP_ROLE_TARGET; 5390 } 5391 break; 5392 case KNOB_ROLE_INITIATOR: 5393 if (fcp->role != ISP_ROLE_INITIATOR) { 5394 rchange = 1; 5395 newrole = ISP_ROLE_INITIATOR; 5396 } 5397 break; 5398 case KNOB_ROLE_BOTH: 5399 #if 0 5400 if (fcp->role != ISP_ROLE_BOTH) { 5401 rchange = 1; 5402 newrole = ISP_ROLE_BOTH; 5403 } 5404 #else 5405 /* 5406 * We don't really support dual role at present on FC cards. 5407 * 5408 * We should, but a bunch of things are currently broken, 5409 * so don't allow it. 5410 */ 5411 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 5412 ccb->ccb_h.status = CAM_REQ_INVALID; 5413 #endif 5414 break; 5415 } 5416 if (rchange) { 5417 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 5418 #ifdef ISP_TARGET_MODE 5419 ISP_SET_PC(isp, bus, tm_enabled, 0); 5420 ISP_SET_PC(isp, bus, tm_luns_enabled, 0); 5421 #endif 5422 if (isp_fc_change_role(isp, bus, newrole) != 0) { 5423 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5424 xpt_done(ccb); 5425 break; 5426 } 5427 #ifdef ISP_TARGET_MODE 5428 if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 5429 /* 5430 * Give the new role a chance to complain and settle 5431 */ 5432 msleep(isp, &isp->isp_lock, PRIBIO, "taking a breather", 2); 5433 ccb->ccb_h.status = isp_enable_deferred_luns(isp, bus); 5434 } 5435 #endif 5436 } 5437 } 5438 xpt_done(ccb); 5439 break; 5440 } 5441 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 5442 { 5443 struct ccb_sim_knob *kp = &ccb->knob; 5444 5445 if (IS_FC(isp)) { 5446 fcparam *fcp; 5447 5448 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5449 fcp = FCPARAM(isp, bus); 5450 5451 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 5452 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 5453 switch (fcp->role) { 5454 case ISP_ROLE_NONE: 5455 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 5456 break; 5457 case ISP_ROLE_TARGET: 5458 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 5459 break; 5460 case ISP_ROLE_INITIATOR: 5461 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 5462 break; 5463 case ISP_ROLE_BOTH: 5464 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 5465 break; 5466 } 5467 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 5468 ccb->ccb_h.status = CAM_REQ_CMP; 5469 } else { 5470 ccb->ccb_h.status = CAM_REQ_INVALID; 5471 } 5472 xpt_done(ccb); 5473 break; 5474 } 5475 case XPT_PATH_INQ: /* Path routing inquiry */ 5476 { 5477 struct ccb_pathinq *cpi = &ccb->cpi; 5478 5479 cpi->version_num = 1; 5480 #ifdef ISP_TARGET_MODE 5481 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 5482 #else 5483 cpi->target_sprt = 0; 5484 #endif 5485 cpi->hba_eng_cnt = 0; 5486 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 5487 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 5488 cpi->bus_id = cam_sim_bus(sim); 5489 if (isp->isp_osinfo.sixtyfourbit) 5490 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 5491 else 5492 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 5493 5494 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 5495 if (IS_FC(isp)) { 5496 fcparam *fcp = FCPARAM(isp, bus); 5497 5498 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 5499 5500 /* 5501 * Because our loop ID can shift from time to time, 5502 * make our initiator ID out of range of our bus. 5503 */ 5504 cpi->initiator_id = cpi->max_target + 1; 5505 5506 /* 5507 * Set base transfer capabilities for Fibre Channel, for this HBA. 5508 */ 5509 if (IS_25XX(isp)) { 5510 cpi->base_transfer_speed = 8000000; 5511 } else if (IS_24XX(isp)) { 5512 cpi->base_transfer_speed = 4000000; 5513 } else if (IS_23XX(isp)) { 5514 cpi->base_transfer_speed = 2000000; 5515 } else { 5516 cpi->base_transfer_speed = 1000000; 5517 } 5518 cpi->hba_inquiry = PI_TAG_ABLE; 5519 cpi->transport = XPORT_FC; 5520 cpi->transport_version = 0; 5521 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 5522 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 5523 cpi->xport_specific.fc.port = fcp->isp_portid; 5524 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 5525 } else { 5526 sdparam *sdp = SDPARAM(isp, bus); 5527 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 5528 cpi->hba_misc = PIM_UNMAPPED; 5529 cpi->initiator_id = sdp->isp_initiator_id; 5530 cpi->base_transfer_speed = 3300; 5531 cpi->transport = XPORT_SPI; 5532 cpi->transport_version = 2; 5533 } 5534 cpi->protocol = PROTO_SCSI; 5535 cpi->protocol_version = SCSI_REV_2; 5536 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 5537 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 5538 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 5539 cpi->unit_number = cam_sim_unit(sim); 5540 cpi->ccb_h.status = CAM_REQ_CMP; 5541 xpt_done(ccb); 5542 break; 5543 } 5544 default: 5545 ccb->ccb_h.status = CAM_REQ_INVALID; 5546 xpt_done(ccb); 5547 break; 5548 } 5549 } 5550 5551 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 5552 5553 void 5554 isp_done(XS_T *sccb) 5555 { 5556 ispsoftc_t *isp = XS_ISP(sccb); 5557 uint32_t status; 5558 5559 if (XS_NOERR(sccb)) 5560 XS_SETERR(sccb, CAM_REQ_CMP); 5561 5562 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 5563 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 5564 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 5565 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 5566 } else { 5567 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 5568 } 5569 } 5570 5571 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5572 status = sccb->ccb_h.status & CAM_STATUS_MASK; 5573 if (status != CAM_REQ_CMP) { 5574 if (status != CAM_SEL_TIMEOUT) 5575 isp_prt(isp, ISP_LOGDEBUG0, "target %d lun %d CAM status 0x%x SCSI status 0x%x", XS_TGT(sccb), XS_LUN(sccb), sccb->ccb_h.status, sccb->scsi_status); 5576 else if ((IS_FC(isp)) 5577 && (XS_TGT(sccb) < MAX_FC_TARG)) { 5578 fcparam *fcp; 5579 int hdlidx; 5580 5581 fcp = FCPARAM(isp, XS_CHANNEL(sccb)); 5582 hdlidx = fcp->isp_dev_map[XS_TGT(sccb)] - 1; 5583 /* 5584 * Note that we have reported that this device is 5585 * gone. If it reappears, we'll need to issue a 5586 * rescan. 5587 */ 5588 if (hdlidx > 0 && hdlidx < MAX_FC_TARG) 5589 fcp->portdb[hdlidx].reported_gone = 1; 5590 } 5591 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 5592 sccb->ccb_h.status |= CAM_DEV_QFRZN; 5593 xpt_freeze_devq(sccb->ccb_h.path, 1); 5594 } 5595 } 5596 5597 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 5598 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 5599 } 5600 5601 if (callout_active(&PISP_PCMD(sccb)->wdog)) 5602 callout_stop(&PISP_PCMD(sccb)->wdog); 5603 isp_free_pcmd(isp, (union ccb *) sccb); 5604 xpt_done((union ccb *) sccb); 5605 } 5606 5607 void 5608 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 5609 { 5610 int bus; 5611 static const char prom0[] = "Chan %d PortID 0x%06x handle 0x%x %s %s WWPN 0x%08x%08x"; 5612 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x %s %s tgt %u WWPN 0x%08x%08x"; 5613 char buf[64]; 5614 char *msg = NULL; 5615 target_id_t tgt; 5616 fcportdb_t *lp; 5617 struct isp_fc *fc; 5618 struct cam_path *tmppath; 5619 va_list ap; 5620 5621 switch (cmd) { 5622 case ISPASYNC_NEW_TGT_PARAMS: 5623 { 5624 struct ccb_trans_settings_scsi *scsi; 5625 struct ccb_trans_settings_spi *spi; 5626 int flags, tgt; 5627 sdparam *sdp; 5628 struct ccb_trans_settings cts; 5629 5630 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 5631 5632 va_start(ap, cmd); 5633 bus = va_arg(ap, int); 5634 tgt = va_arg(ap, int); 5635 va_end(ap); 5636 sdp = SDPARAM(isp, bus); 5637 5638 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 5639 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 5640 break; 5641 } 5642 flags = sdp->isp_devparam[tgt].actv_flags; 5643 cts.type = CTS_TYPE_CURRENT_SETTINGS; 5644 cts.protocol = PROTO_SCSI; 5645 cts.transport = XPORT_SPI; 5646 5647 scsi = &cts.proto_specific.scsi; 5648 spi = &cts.xport_specific.spi; 5649 5650 if (flags & DPARM_TQING) { 5651 scsi->valid |= CTS_SCSI_VALID_TQ; 5652 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5653 } 5654 5655 if (flags & DPARM_DISC) { 5656 spi->valid |= CTS_SPI_VALID_DISC; 5657 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5658 } 5659 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 5660 if (flags & DPARM_WIDE) { 5661 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5662 } else { 5663 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5664 } 5665 if (flags & DPARM_SYNC) { 5666 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5667 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5668 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 5669 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 5670 } 5671 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); 5672 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 5673 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 5674 xpt_free_path(tmppath); 5675 break; 5676 } 5677 case ISPASYNC_BUS_RESET: 5678 { 5679 va_start(ap, cmd); 5680 bus = va_arg(ap, int); 5681 va_end(ap); 5682 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 5683 if (IS_FC(isp)) { 5684 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 5685 } else { 5686 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 5687 } 5688 break; 5689 } 5690 case ISPASYNC_LIP: 5691 if (msg == NULL) { 5692 msg = "LIP Received"; 5693 } 5694 /* FALLTHROUGH */ 5695 case ISPASYNC_LOOP_RESET: 5696 if (msg == NULL) { 5697 msg = "LOOP Reset"; 5698 } 5699 /* FALLTHROUGH */ 5700 case ISPASYNC_LOOP_DOWN: 5701 { 5702 if (msg == NULL) { 5703 msg = "LOOP Down"; 5704 } 5705 va_start(ap, cmd); 5706 bus = va_arg(ap, int); 5707 va_end(ap); 5708 5709 FCPARAM(isp, bus)->link_active = 0; 5710 5711 fc = ISP_FC_PC(isp, bus); 5712 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 5713 /* 5714 * We don't do any simq freezing if we are only in target mode 5715 */ 5716 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5717 if (fc->path) { 5718 isp_freeze_loopdown(isp, bus, msg); 5719 } 5720 if (!callout_active(&fc->ldt)) { 5721 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 5722 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 5723 } 5724 } 5725 } 5726 isp_fcp_reset_crn(fc, /*tgt*/0, /*tgt_set*/ 0); 5727 5728 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 5729 break; 5730 } 5731 case ISPASYNC_LOOP_UP: 5732 va_start(ap, cmd); 5733 bus = va_arg(ap, int); 5734 va_end(ap); 5735 fc = ISP_FC_PC(isp, bus); 5736 /* 5737 * Now we just note that Loop has come up. We don't 5738 * actually do anything because we're waiting for a 5739 * Change Notify before activating the FC cleanup 5740 * thread to look at the state of the loop again. 5741 */ 5742 FCPARAM(isp, bus)->link_active = 1; 5743 fc->loop_dead = 0; 5744 fc->loop_down_time = 0; 5745 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 5746 break; 5747 case ISPASYNC_DEV_ARRIVED: 5748 va_start(ap, cmd); 5749 bus = va_arg(ap, int); 5750 lp = va_arg(ap, fcportdb_t *); 5751 va_end(ap); 5752 fc = ISP_FC_PC(isp, bus); 5753 lp->announced = 0; 5754 lp->gone_timer = 0; 5755 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 5756 int dbidx = lp - FCPARAM(isp, bus)->portdb; 5757 int i; 5758 5759 for (i = 0; i < MAX_FC_TARG; i++) { 5760 if (i >= FL_ID && i <= SNS_ID) { 5761 continue; 5762 } 5763 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 5764 break; 5765 } 5766 } 5767 if (i < MAX_FC_TARG) { 5768 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 5769 lp->dev_map_idx = i + 1; 5770 } else { 5771 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 5772 isp_dump_portdb(isp, bus); 5773 } 5774 } 5775 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5776 if (lp->dev_map_idx) { 5777 tgt = lp->dev_map_idx - 1; 5778 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "arrived at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5779 isp_fcp_reset_crn(fc, tgt, /*tgt_set*/ 1); 5780 isp_make_here(isp, lp, bus, tgt); 5781 } else { 5782 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "arrived", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5783 } 5784 break; 5785 case ISPASYNC_DEV_CHANGED: 5786 va_start(ap, cmd); 5787 bus = va_arg(ap, int); 5788 lp = va_arg(ap, fcportdb_t *); 5789 va_end(ap); 5790 fc = ISP_FC_PC(isp, bus); 5791 lp->announced = 0; 5792 lp->gone_timer = 0; 5793 if (isp_change_is_bad) { 5794 lp->state = FC_PORTDB_STATE_NIL; 5795 if (lp->dev_map_idx) { 5796 tgt = lp->dev_map_idx - 1; 5797 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5798 lp->dev_map_idx = 0; 5799 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5800 isp_make_gone(isp, lp, bus, tgt); 5801 } else { 5802 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5803 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed and departed", 5804 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5805 } 5806 } else { 5807 lp->portid = lp->new_portid; 5808 lp->prli_word3 = lp->new_prli_word3; 5809 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5810 if (lp->dev_map_idx) { 5811 int t = lp->dev_map_idx - 1; 5812 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5813 tgt = lp->dev_map_idx - 1; 5814 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "changed at", tgt, 5815 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5816 isp_fcp_reset_crn(fc, tgt, /*tgt_set*/ 1); 5817 } else { 5818 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5819 } 5820 } 5821 break; 5822 case ISPASYNC_DEV_STAYED: 5823 va_start(ap, cmd); 5824 bus = va_arg(ap, int); 5825 lp = va_arg(ap, fcportdb_t *); 5826 va_end(ap); 5827 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5828 if (lp->dev_map_idx) { 5829 fc = ISP_FC_PC(isp, bus); 5830 tgt = lp->dev_map_idx - 1; 5831 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "stayed at", tgt, 5832 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5833 /* 5834 * Only issue a rescan if we've actually reported 5835 * that this device is gone. 5836 */ 5837 if (lp->reported_gone != 0) { 5838 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "rescanned at", tgt, 5839 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5840 isp_make_here(isp, lp, bus, tgt); 5841 } 5842 } else { 5843 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "stayed", 5844 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5845 } 5846 break; 5847 case ISPASYNC_DEV_GONE: 5848 va_start(ap, cmd); 5849 bus = va_arg(ap, int); 5850 lp = va_arg(ap, fcportdb_t *); 5851 va_end(ap); 5852 fc = ISP_FC_PC(isp, bus); 5853 /* 5854 * If this has a virtual target and we haven't marked it 5855 * that we're going to have isp_gdt tell the OS it's gone, 5856 * set the isp_gdt timer running on it. 5857 * 5858 * If it isn't marked that isp_gdt is going to get rid of it, 5859 * announce that it's gone. 5860 * 5861 */ 5862 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5863 if (lp->dev_map_idx && lp->announced == 0) { 5864 lp->announced = 1; 5865 lp->state = FC_PORTDB_STATE_ZOMBIE; 5866 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5867 if (fc->ready && !callout_active(&fc->gdt)) { 5868 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); 5869 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5870 } 5871 tgt = lp->dev_map_idx - 1; 5872 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "gone zombie at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5873 isp_fcp_reset_crn(fc, tgt, /*tgt_set*/ 1); 5874 } else if (lp->announced == 0) { 5875 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "departed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5876 } 5877 break; 5878 case ISPASYNC_CHANGE_NOTIFY: 5879 { 5880 char *msg; 5881 int evt, nphdl, nlstate, reason; 5882 5883 va_start(ap, cmd); 5884 bus = va_arg(ap, int); 5885 evt = va_arg(ap, int); 5886 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5887 nphdl = va_arg(ap, int); 5888 nlstate = va_arg(ap, int); 5889 reason = va_arg(ap, int); 5890 } else { 5891 nphdl = NIL_HANDLE; 5892 nlstate = reason = 0; 5893 } 5894 va_end(ap); 5895 fc = ISP_FC_PC(isp, bus); 5896 5897 if (evt == ISPASYNC_CHANGE_PDB) { 5898 msg = "Chan %d Port Database Changed"; 5899 } else if (evt == ISPASYNC_CHANGE_SNS) { 5900 msg = "Chan %d Name Server Database Changed"; 5901 } else { 5902 msg = "Chan %d Other Change Notify"; 5903 } 5904 5905 /* 5906 * If the loop down timer is running, cancel it. 5907 */ 5908 if (fc->ready && callout_active(&fc->ldt)) { 5909 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5910 callout_stop(&fc->ldt); 5911 } 5912 isp_prt(isp, ISP_LOGINFO, msg, bus); 5913 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5914 isp_freeze_loopdown(isp, bus, msg); 5915 } 5916 wakeup(fc); 5917 break; 5918 } 5919 #ifdef ISP_TARGET_MODE 5920 case ISPASYNC_TARGET_NOTIFY: 5921 { 5922 isp_notify_t *notify; 5923 va_start(ap, cmd); 5924 notify = va_arg(ap, isp_notify_t *); 5925 va_end(ap); 5926 switch (notify->nt_ncode) { 5927 case NT_ABORT_TASK: 5928 case NT_ABORT_TASK_SET: 5929 case NT_CLEAR_ACA: 5930 case NT_CLEAR_TASK_SET: 5931 case NT_LUN_RESET: 5932 case NT_TARGET_RESET: 5933 /* 5934 * These are task management functions. 5935 */ 5936 isp_handle_platform_target_tmf(isp, notify); 5937 break; 5938 case NT_BUS_RESET: 5939 case NT_LIP_RESET: 5940 case NT_LINK_UP: 5941 case NT_LINK_DOWN: 5942 /* 5943 * No action need be taken here. 5944 */ 5945 break; 5946 case NT_HBA_RESET: 5947 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5948 break; 5949 case NT_GLOBAL_LOGOUT: 5950 case NT_LOGOUT: 5951 /* 5952 * This is device arrival/departure notification 5953 */ 5954 isp_handle_platform_target_notify_ack(isp, notify); 5955 break; 5956 case NT_ARRIVED: 5957 { 5958 struct ac_contract ac; 5959 struct ac_device_changed *fc; 5960 5961 ac.contract_number = AC_CONTRACT_DEV_CHG; 5962 fc = (struct ac_device_changed *) ac.contract_data; 5963 fc->wwpn = notify->nt_wwn; 5964 fc->port = notify->nt_sid; 5965 fc->target = notify->nt_nphdl; 5966 fc->arrived = 1; 5967 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5968 break; 5969 } 5970 case NT_DEPARTED: 5971 { 5972 struct ac_contract ac; 5973 struct ac_device_changed *fc; 5974 5975 ac.contract_number = AC_CONTRACT_DEV_CHG; 5976 fc = (struct ac_device_changed *) ac.contract_data; 5977 fc->wwpn = notify->nt_wwn; 5978 fc->port = notify->nt_sid; 5979 fc->target = notify->nt_nphdl; 5980 fc->arrived = 0; 5981 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5982 break; 5983 } 5984 default: 5985 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5986 isp_handle_platform_target_notify_ack(isp, notify); 5987 break; 5988 } 5989 break; 5990 } 5991 case ISPASYNC_TARGET_NOTIFY_ACK: 5992 { 5993 void *inot; 5994 va_start(ap, cmd); 5995 inot = va_arg(ap, void *); 5996 va_end(ap); 5997 if (isp_notify_ack(isp, inot)) { 5998 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 5999 if (tp) { 6000 tp->isp = isp; 6001 if (inot) { 6002 memcpy(tp->data, inot, sizeof (tp->data)); 6003 tp->not = tp->data; 6004 } else { 6005 tp->not = NULL; 6006 } 6007 callout_init_mtx(&tp->timer, &isp->isp_lock, 0); 6008 callout_reset(&tp->timer, 5, 6009 isp_refire_notify_ack, tp); 6010 } else { 6011 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 6012 } 6013 } 6014 break; 6015 } 6016 case ISPASYNC_TARGET_ACTION: 6017 { 6018 isphdr_t *hp; 6019 6020 va_start(ap, cmd); 6021 hp = va_arg(ap, isphdr_t *); 6022 va_end(ap); 6023 switch (hp->rqs_entry_type) { 6024 default: 6025 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 6026 break; 6027 case RQSTYPE_NOTIFY: 6028 if (IS_SCSI(isp)) { 6029 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 6030 } else if (IS_24XX(isp)) { 6031 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 6032 } else { 6033 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 6034 } 6035 break; 6036 case RQSTYPE_ATIO: 6037 if (IS_24XX(isp)) { 6038 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 6039 } else { 6040 isp_handle_platform_atio(isp, (at_entry_t *) hp); 6041 } 6042 break; 6043 case RQSTYPE_ATIO2: 6044 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 6045 break; 6046 case RQSTYPE_CTIO7: 6047 case RQSTYPE_CTIO3: 6048 case RQSTYPE_CTIO2: 6049 case RQSTYPE_CTIO: 6050 isp_handle_platform_ctio(isp, hp); 6051 break; 6052 case RQSTYPE_ABTS_RCVD: 6053 { 6054 abts_t *abts = (abts_t *)hp; 6055 isp_notify_t notify, *nt = ¬ify; 6056 tstate_t *tptr; 6057 fcportdb_t *lp; 6058 uint16_t chan; 6059 uint32_t sid, did; 6060 6061 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 6062 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 6063 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 6064 6065 nt->nt_hba = isp; 6066 nt->nt_did = did; 6067 nt->nt_nphdl = abts->abts_nphdl; 6068 nt->nt_sid = sid; 6069 isp_find_chan_by_did(isp, did, &chan); 6070 if (chan == ISP_NOCHAN) { 6071 nt->nt_tgt = TGT_ANY; 6072 } else { 6073 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 6074 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 6075 nt->nt_wwn = lp->port_wwn; 6076 } else { 6077 nt->nt_wwn = INI_ANY; 6078 } 6079 } 6080 /* 6081 * Try hard to find the lun for this command. 6082 */ 6083 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 6084 if (tptr) { 6085 nt->nt_lun = tptr->ts_lun; 6086 rls_lun_statep(isp, tptr); 6087 } else { 6088 nt->nt_lun = LUN_ANY; 6089 } 6090 nt->nt_need_ack = 1; 6091 nt->nt_tagval = abts->abts_rxid_task; 6092 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 6093 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 6094 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)", 6095 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 6096 } else { 6097 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)", 6098 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 6099 } 6100 nt->nt_channel = chan; 6101 nt->nt_ncode = NT_ABORT_TASK; 6102 nt->nt_lreserved = hp; 6103 isp_handle_platform_target_tmf(isp, nt); 6104 break; 6105 } 6106 case RQSTYPE_ENABLE_LUN: 6107 case RQSTYPE_MODIFY_LUN: 6108 isp_ledone(isp, (lun_entry_t *) hp); 6109 break; 6110 } 6111 break; 6112 } 6113 #endif 6114 case ISPASYNC_FW_CRASH: 6115 { 6116 uint16_t mbox1, mbox6; 6117 mbox1 = ISP_READ(isp, OUTMAILBOX1); 6118 if (IS_DUALBUS(isp)) { 6119 mbox6 = ISP_READ(isp, OUTMAILBOX6); 6120 } else { 6121 mbox6 = 0; 6122 } 6123 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 6124 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 6125 isp->isp_osinfo.mbox_sleep_ok = 0; 6126 isp_reinit(isp, 1); 6127 isp->isp_osinfo.mbox_sleep_ok = mbox1; 6128 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 6129 break; 6130 } 6131 default: 6132 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 6133 break; 6134 } 6135 } 6136 6137 6138 /* 6139 * Locks are held before coming here. 6140 */ 6141 void 6142 isp_uninit(ispsoftc_t *isp) 6143 { 6144 if (IS_24XX(isp)) { 6145 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 6146 } else { 6147 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 6148 } 6149 ISP_DISABLE_INTS(isp); 6150 } 6151 6152 /* 6153 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 6154 * up from our platform default (defww{p|n}n) and morph them based upon 6155 * channel. 6156 * 6157 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 6158 * based upon channel. 6159 */ 6160 6161 uint64_t 6162 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 6163 { 6164 uint64_t seed; 6165 struct isp_fc *fc = ISP_FC_PC(isp, chan); 6166 6167 /* 6168 * If we're asking for a active WWN, the default overrides get 6169 * returned, otherwise the NVRAM value is picked. 6170 * 6171 * If we're asking for a default WWN, we just pick the default override. 6172 */ 6173 if (isactive) { 6174 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6175 if (seed) { 6176 return (seed); 6177 } 6178 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 6179 if (seed) { 6180 return (seed); 6181 } 6182 return (0x400000007F000009ull); 6183 } 6184 6185 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6186 6187 /* 6188 * For channel zero just return what we have. For either ACTIVE or 6189 * DEFAULT cases, we depend on default override of NVRAM values for 6190 * channel zero. 6191 */ 6192 if (chan == 0) { 6193 return (seed); 6194 } 6195 6196 /* 6197 * For other channels, we are doing one of three things: 6198 * 6199 * 1. If what we have now is non-zero, return it. Otherwise we morph 6200 * values from channel 0. 2. If we're here for a WWPN we synthesize 6201 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 6202 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 6203 */ 6204 6205 if (seed) { 6206 return (seed); 6207 } 6208 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 6209 if (seed == 0) 6210 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 6211 6212 if (((seed >> 60) & 0xf) == 2) { 6213 /* 6214 * The type 2 NAA fields for QLogic cards appear be laid out 6215 * thusly: 6216 * 6217 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 6218 * port (1) or node (0) WWN distinguishor bit 48 6219 * physical port on dual-port chips (23XX/24XX) 6220 * 6221 * This is somewhat nutty, particularly since bit 48 is 6222 * irrelevant as they assign separate serial numbers to 6223 * different physical ports anyway. 6224 * 6225 * We'll stick our channel number plus one first into bits 6226 * 57..59 and thence into bits 52..55 which allows for 8 bits 6227 * of channel which is comfortably more than our maximum 6228 * (126) now. 6229 */ 6230 seed &= ~0x0FF0000000000000ULL; 6231 if (iswwnn == 0) { 6232 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 6233 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 6234 } 6235 } else { 6236 seed = 0; 6237 } 6238 return (seed); 6239 } 6240 6241 void 6242 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 6243 { 6244 int loc; 6245 char lbuf[200]; 6246 va_list ap; 6247 6248 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6249 return; 6250 } 6251 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 6252 loc = strlen(lbuf); 6253 va_start(ap, fmt); 6254 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 6255 va_end(ap); 6256 printf("%s\n", lbuf); 6257 } 6258 6259 void 6260 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 6261 { 6262 va_list ap; 6263 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6264 return; 6265 } 6266 xpt_print_path(xs->ccb_h.path); 6267 va_start(ap, fmt); 6268 vprintf(fmt, ap); 6269 va_end(ap); 6270 printf("\n"); 6271 } 6272 6273 uint64_t 6274 isp_nanotime_sub(struct timespec *b, struct timespec *a) 6275 { 6276 uint64_t elapsed; 6277 struct timespec x = *b; 6278 timespecsub(&x, a); 6279 elapsed = GET_NANOSEC(&x); 6280 if (elapsed == 0) 6281 elapsed++; 6282 return (elapsed); 6283 } 6284 6285 int 6286 isp_mbox_acquire(ispsoftc_t *isp) 6287 { 6288 if (isp->isp_osinfo.mboxbsy) { 6289 return (1); 6290 } else { 6291 isp->isp_osinfo.mboxcmd_done = 0; 6292 isp->isp_osinfo.mboxbsy = 1; 6293 return (0); 6294 } 6295 } 6296 6297 void 6298 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 6299 { 6300 unsigned int usecs = mbp->timeout; 6301 unsigned int max, olim, ilim; 6302 6303 if (usecs == 0) { 6304 usecs = MBCMD_DEFAULT_TIMEOUT; 6305 } 6306 max = isp->isp_mbxwrk0 + 1; 6307 6308 if (isp->isp_osinfo.mbox_sleep_ok) { 6309 unsigned int ms = (usecs + 999) / 1000; 6310 6311 isp->isp_osinfo.mbox_sleep_ok = 0; 6312 isp->isp_osinfo.mbox_sleeping = 1; 6313 for (olim = 0; olim < max; olim++) { 6314 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 6315 if (isp->isp_osinfo.mboxcmd_done) { 6316 break; 6317 } 6318 } 6319 isp->isp_osinfo.mbox_sleep_ok = 1; 6320 isp->isp_osinfo.mbox_sleeping = 0; 6321 } else { 6322 for (olim = 0; olim < max; olim++) { 6323 for (ilim = 0; ilim < usecs; ilim += 100) { 6324 uint32_t isr; 6325 uint16_t sema, mbox; 6326 if (isp->isp_osinfo.mboxcmd_done) { 6327 break; 6328 } 6329 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 6330 isp_intr(isp, isr, sema, mbox); 6331 if (isp->isp_osinfo.mboxcmd_done) { 6332 break; 6333 } 6334 } 6335 ISP_DELAY(100); 6336 } 6337 if (isp->isp_osinfo.mboxcmd_done) { 6338 break; 6339 } 6340 } 6341 } 6342 if (isp->isp_osinfo.mboxcmd_done == 0) { 6343 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 6344 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 6345 mbp->param[0] = MBOX_TIMEOUT; 6346 isp->isp_osinfo.mboxcmd_done = 1; 6347 } 6348 } 6349 6350 void 6351 isp_mbox_notify_done(ispsoftc_t *isp) 6352 { 6353 if (isp->isp_osinfo.mbox_sleeping) { 6354 wakeup(&isp->isp_mbxworkp); 6355 } 6356 isp->isp_osinfo.mboxcmd_done = 1; 6357 } 6358 6359 void 6360 isp_mbox_release(ispsoftc_t *isp) 6361 { 6362 isp->isp_osinfo.mboxbsy = 0; 6363 } 6364 6365 int 6366 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 6367 { 6368 int ret = 0; 6369 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 6370 ret = -1; 6371 } else { 6372 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 6373 } 6374 return (ret); 6375 } 6376 6377 int 6378 isp_mstohz(int ms) 6379 { 6380 int hz; 6381 struct timeval t; 6382 t.tv_sec = ms / 1000; 6383 t.tv_usec = (ms % 1000) * 1000; 6384 hz = tvtohz(&t); 6385 if (hz < 0) { 6386 hz = 0x7fffffff; 6387 } 6388 if (hz == 0) { 6389 hz = 1; 6390 } 6391 return (hz); 6392 } 6393 6394 void 6395 isp_platform_intr(void *arg) 6396 { 6397 ispsoftc_t *isp = arg; 6398 uint32_t isr; 6399 uint16_t sema, mbox; 6400 6401 ISP_LOCK(isp); 6402 isp->isp_intcnt++; 6403 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 6404 isp->isp_intbogus++; 6405 } else { 6406 isp_intr(isp, isr, sema, mbox); 6407 } 6408 ISP_UNLOCK(isp); 6409 } 6410 6411 void 6412 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 6413 { 6414 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 6415 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 6416 } else { 6417 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 6418 } 6419 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 6420 } 6421 6422 /* 6423 * Reset the command reference number for all LUNs on a specific target 6424 * (needed when a target arrives again) or for all targets on a port 6425 * (needed for events like a LIP). 6426 */ 6427 void 6428 isp_fcp_reset_crn(struct isp_fc *fc, uint32_t tgt, int tgt_set) 6429 { 6430 int i; 6431 struct isp_nexus *nxp; 6432 6433 if (tgt_set == 0) 6434 isp_prt(fc->isp, ISP_LOG_SANCFG, "resetting CRN on all targets"); 6435 else 6436 isp_prt(fc->isp, ISP_LOG_SANCFG, "resetting CRN target %u", tgt); 6437 6438 for (i = 0; i < NEXUS_HASH_WIDTH; i++) { 6439 nxp = fc->nexus_hash[i]; 6440 while (nxp) { 6441 if ((tgt_set != 0) && (tgt == nxp->tgt)) 6442 nxp->crnseed = 0; 6443 6444 nxp = nxp->next; 6445 } 6446 } 6447 } 6448 6449 int 6450 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 6451 { 6452 uint32_t chan, tgt, lun; 6453 struct isp_fc *fc; 6454 struct isp_nexus *nxp; 6455 int idx; 6456 6457 if (isp->isp_type < ISP_HA_FC_2300) 6458 return (0); 6459 6460 chan = XS_CHANNEL(cmd); 6461 tgt = XS_TGT(cmd); 6462 lun = XS_LUN(cmd); 6463 fc = &isp->isp_osinfo.pc.fc[chan]; 6464 idx = NEXUS_HASH(tgt, lun); 6465 nxp = fc->nexus_hash[idx]; 6466 6467 while (nxp) { 6468 if (nxp->tgt == tgt && nxp->lun == lun) 6469 break; 6470 nxp = nxp->next; 6471 } 6472 if (nxp == NULL) { 6473 nxp = fc->nexus_free_list; 6474 if (nxp == NULL) { 6475 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 6476 if (nxp == NULL) { 6477 return (-1); 6478 } 6479 } else { 6480 fc->nexus_free_list = nxp->next; 6481 } 6482 nxp->tgt = tgt; 6483 nxp->lun = lun; 6484 nxp->next = fc->nexus_hash[idx]; 6485 fc->nexus_hash[idx] = nxp; 6486 } 6487 if (nxp) { 6488 if (nxp->crnseed == 0) 6489 nxp->crnseed = 1; 6490 if (cmd) 6491 PISP_PCMD(cmd)->crn = nxp->crnseed; 6492 *crnp = nxp->crnseed++; 6493 return (0); 6494 } 6495 return (-1); 6496 } 6497 6498 /* 6499 * We enter with the lock held 6500 */ 6501 void 6502 isp_timer(void *arg) 6503 { 6504 ispsoftc_t *isp = arg; 6505 #ifdef ISP_TARGET_MODE 6506 isp_tmcmd_restart(isp); 6507 #endif 6508 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 6509 } 6510 6511 isp_ecmd_t * 6512 isp_get_ecmd(ispsoftc_t *isp) 6513 { 6514 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 6515 if (ecmd) { 6516 isp->isp_osinfo.ecmd_free = ecmd->next; 6517 } 6518 return (ecmd); 6519 } 6520 6521 void 6522 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 6523 { 6524 ecmd->next = isp->isp_osinfo.ecmd_free; 6525 isp->isp_osinfo.ecmd_free = ecmd; 6526 } 6527