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 (xpt_path_lun_id(tptr->owner) == 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 int i; 930 931 if (bus < isp->isp_nchan) { 932 for (i = 0; i < LUN_HASH_SIZE; i++) { 933 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 934 SLIST_FOREACH(tptr, lhp, next) { 935 if (xpt_path_lun_id(tptr->owner) == lun) { 936 tptr->hold++; 937 return (tptr); 938 } 939 } 940 } 941 } 942 return (NULL); 943 } 944 945 static ISP_INLINE tstate_t * 946 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 947 { 948 tstate_t *tptr = NULL; 949 atio_private_data_t *atp; 950 struct tslist *lhp; 951 int i; 952 953 if (bus < isp->isp_nchan && tagval != 0) { 954 for (i = 0; i < LUN_HASH_SIZE; i++) { 955 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 956 SLIST_FOREACH(tptr, lhp, next) { 957 atp = isp_find_atpd(isp, tptr, tagval); 958 if (atp) { 959 tptr->hold++; 960 return (tptr); 961 } 962 } 963 } 964 } 965 return (NULL); 966 } 967 968 static ISP_INLINE inot_private_data_t * 969 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 970 { 971 inot_private_data_t *ntp; 972 tstate_t *tptr; 973 struct tslist *lhp; 974 int bus, i; 975 976 for (bus = 0; bus < isp->isp_nchan; bus++) { 977 for (i = 0; i < LUN_HASH_SIZE; i++) { 978 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 979 SLIST_FOREACH(tptr, lhp, next) { 980 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 981 if (ntp) { 982 *rslt = tptr; 983 tptr->hold++; 984 return (ntp); 985 } 986 } 987 } 988 } 989 return (NULL); 990 } 991 992 static ISP_INLINE void 993 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 994 { 995 KASSERT((tptr->hold), ("tptr not held")); 996 tptr->hold--; 997 } 998 999 static void 1000 isp_tmcmd_restart(ispsoftc_t *isp) 1001 { 1002 inot_private_data_t *ntp; 1003 inot_private_data_t *restart_queue; 1004 tstate_t *tptr; 1005 union ccb *ccb; 1006 struct tslist *lhp; 1007 int bus, i; 1008 1009 for (bus = 0; bus < isp->isp_nchan; bus++) { 1010 for (i = 0; i < LUN_HASH_SIZE; i++) { 1011 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 1012 SLIST_FOREACH(tptr, lhp, next) { 1013 if ((restart_queue = tptr->restart_queue) != NULL) 1014 tptr->restart_queue = NULL; 1015 while (restart_queue) { 1016 ntp = restart_queue; 1017 restart_queue = ntp->rd.nt.nt_hba; 1018 if (IS_24XX(isp)) { 1019 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 1020 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 1021 } else { 1022 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1023 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1024 } 1025 isp_put_ntpd(isp, tptr, ntp); 1026 if (tptr->restart_queue && restart_queue != NULL) { 1027 ntp = tptr->restart_queue; 1028 tptr->restart_queue = restart_queue; 1029 while (restart_queue->rd.nt.nt_hba) { 1030 restart_queue = restart_queue->rd.nt.nt_hba; 1031 } 1032 restart_queue->rd.nt.nt_hba = ntp; 1033 break; 1034 } 1035 } 1036 /* 1037 * We only need to do this once per tptr 1038 */ 1039 if (!TAILQ_EMPTY(&tptr->waitq)) { 1040 ccb = (union ccb *)TAILQ_LAST(&tptr->waitq, isp_ccbq); 1041 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1042 isp_target_start_ctio(isp, ccb, FROM_TIMER); 1043 } 1044 } 1045 } 1046 } 1047 } 1048 1049 static ISP_INLINE atio_private_data_t * 1050 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1051 { 1052 atio_private_data_t *atp; 1053 1054 atp = LIST_FIRST(&tptr->atfree); 1055 if (atp) { 1056 LIST_REMOVE(atp, next); 1057 atp->tag = tag; 1058 LIST_INSERT_HEAD(&tptr->atused[ATPDPHASH(tag)], atp, next); 1059 } 1060 return (atp); 1061 } 1062 1063 static ISP_INLINE atio_private_data_t * 1064 isp_find_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1065 { 1066 atio_private_data_t *atp; 1067 1068 LIST_FOREACH(atp, &tptr->atused[ATPDPHASH(tag)], next) { 1069 if (atp->tag == tag) 1070 return (atp); 1071 } 1072 return (NULL); 1073 } 1074 1075 static ISP_INLINE void 1076 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1077 { 1078 if (atp->ests) { 1079 isp_put_ecmd(isp, atp->ests); 1080 } 1081 LIST_REMOVE(atp, next); 1082 memset(atp, 0, sizeof (*atp)); 1083 LIST_INSERT_HEAD(&tptr->atfree, atp, next); 1084 } 1085 1086 static void 1087 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1088 { 1089 atio_private_data_t *atp; 1090 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1091 1092 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1093 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", 1094 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1095 } 1096 } 1097 1098 1099 static ISP_INLINE inot_private_data_t * 1100 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1101 { 1102 inot_private_data_t *ntp; 1103 ntp = tptr->ntfree; 1104 if (ntp) { 1105 tptr->ntfree = ntp->next; 1106 } 1107 return (ntp); 1108 } 1109 1110 static ISP_INLINE inot_private_data_t * 1111 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1112 { 1113 inot_private_data_t *ntp; 1114 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1115 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1116 return (ntp); 1117 } 1118 } 1119 return (NULL); 1120 } 1121 1122 static ISP_INLINE void 1123 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1124 { 1125 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1126 ntp->next = tptr->ntfree; 1127 tptr->ntfree = ntp; 1128 } 1129 1130 static cam_status 1131 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1132 { 1133 cam_status status; 1134 lun_id_t lun; 1135 struct tslist *lhp; 1136 tstate_t *tptr; 1137 int i; 1138 1139 lun = xpt_path_lun_id(path); 1140 if (lun != CAM_LUN_WILDCARD) { 1141 if (lun >= ISP_MAX_LUNS(isp)) { 1142 return (CAM_LUN_INVALID); 1143 } 1144 } 1145 if (is_lun_enabled(isp, bus, lun)) { 1146 return (CAM_LUN_ALRDY_ENA); 1147 } 1148 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1149 if (tptr == NULL) { 1150 return (CAM_RESRC_UNAVAIL); 1151 } 1152 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1153 if (status != CAM_REQ_CMP) { 1154 free(tptr, M_DEVBUF); 1155 return (status); 1156 } 1157 SLIST_INIT(&tptr->atios); 1158 SLIST_INIT(&tptr->inots); 1159 TAILQ_INIT(&tptr->waitq); 1160 LIST_INIT(&tptr->atfree); 1161 for (i = ATPDPSIZE-1; i >= 0; i--) 1162 LIST_INSERT_HEAD(&tptr->atfree, &tptr->atpool[i], next); 1163 for (i = 0; i < ATPDPHASHSIZE; i++) 1164 LIST_INIT(&tptr->atused[i]); 1165 for (i = 0; i < ATPDPSIZE-1; i++) 1166 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1167 tptr->ntfree = tptr->ntpool; 1168 tptr->hold = 1; 1169 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1170 SLIST_INSERT_HEAD(lhp, tptr, next); 1171 *rslt = tptr; 1172 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1173 return (CAM_REQ_CMP); 1174 } 1175 1176 static ISP_INLINE void 1177 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1178 { 1179 union ccb *ccb; 1180 struct tslist *lhp; 1181 1182 KASSERT((tptr->hold != 0), ("tptr is not held")); 1183 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1184 do { 1185 ccb = (union ccb *)SLIST_FIRST(&tptr->atios); 1186 if (ccb) { 1187 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1188 ccb->ccb_h.status = CAM_REQ_ABORTED; 1189 xpt_done(ccb); 1190 } 1191 } while (ccb); 1192 do { 1193 ccb = (union ccb *)SLIST_FIRST(&tptr->inots); 1194 if (ccb) { 1195 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1196 ccb->ccb_h.status = CAM_REQ_ABORTED; 1197 xpt_done(ccb); 1198 } 1199 } while (ccb); 1200 ISP_GET_PC_ADDR(isp, cam_sim_bus(xpt_path_sim(tptr->owner)), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1201 SLIST_REMOVE(lhp, tptr, tstate, next); 1202 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1203 xpt_free_path(tptr->owner); 1204 free(tptr, M_DEVBUF); 1205 } 1206 1207 /* 1208 * Enable a lun. 1209 */ 1210 static void 1211 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1212 { 1213 tstate_t *tptr = NULL; 1214 int bus, tm_enabled, target_role; 1215 target_id_t target; 1216 lun_id_t lun; 1217 1218 1219 /* 1220 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1221 */ 1222 bus = XS_CHANNEL(ccb); 1223 target = ccb->ccb_h.target_id; 1224 lun = ccb->ccb_h.target_lun; 1225 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "enabling lun %u\n", lun); 1226 if (target != CAM_TARGET_WILDCARD && target != 0) { 1227 ccb->ccb_h.status = CAM_TID_INVALID; 1228 xpt_done(ccb); 1229 return; 1230 } 1231 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1232 ccb->ccb_h.status = CAM_LUN_INVALID; 1233 xpt_done(ccb); 1234 return; 1235 } 1236 1237 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1238 ccb->ccb_h.status = CAM_LUN_INVALID; 1239 xpt_done(ccb); 1240 return; 1241 } 1242 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1243 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1244 } 1245 1246 /* 1247 * Wait until we're not busy with the lun enables subsystem 1248 */ 1249 isp_tmlock(isp, "isp_enable_lun"); 1250 1251 /* 1252 * This is as a good a place as any to check f/w capabilities. 1253 */ 1254 1255 if (IS_FC(isp)) { 1256 if (ISP_CAP_TMODE(isp) == 0) { 1257 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1258 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1259 goto done; 1260 } 1261 /* 1262 * We *could* handle non-SCCLUN f/w, but we'd have to 1263 * dork with our already fragile enable/disable code. 1264 */ 1265 if (ISP_CAP_SCCFW(isp) == 0) { 1266 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1267 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1268 goto done; 1269 } 1270 1271 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1272 1273 } else { 1274 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1275 } 1276 1277 /* 1278 * Create the state pointer. 1279 * It should not already exist. 1280 */ 1281 tptr = get_lun_statep(isp, bus, lun); 1282 if (tptr) { 1283 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1284 goto done; 1285 } 1286 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1287 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1288 goto done; 1289 } 1290 1291 /* 1292 * We have a tricky maneuver to perform here. 1293 * 1294 * If target mode isn't already enabled here, 1295 * *and* our current role includes target mode, 1296 * we enable target mode here. 1297 * 1298 */ 1299 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1300 if (tm_enabled == 0 && target_role != 0) { 1301 if (isp_enable_target_mode(isp, bus)) { 1302 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1303 destroy_lun_state(isp, tptr); 1304 tptr = NULL; 1305 goto done; 1306 } 1307 tm_enabled = 1; 1308 } 1309 1310 /* 1311 * Now check to see whether this bus is in target mode already. 1312 * 1313 * If not, a later role change into target mode will finish the job. 1314 */ 1315 if (tm_enabled == 0) { 1316 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1317 ccb->ccb_h.status = CAM_REQ_CMP; 1318 xpt_print(ccb->ccb_h.path, "Target Mode not enabled yet- lun enable deferred\n"); 1319 goto done1; 1320 } 1321 1322 /* 1323 * Enable the lun. 1324 */ 1325 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1326 1327 done: 1328 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1329 if (tptr) { 1330 destroy_lun_state(isp, tptr); 1331 tptr = NULL; 1332 } 1333 } else { 1334 tptr->enabled = 1; 1335 } 1336 done1: 1337 if (tptr) { 1338 rls_lun_statep(isp, tptr); 1339 } 1340 1341 /* 1342 * And we're outta here.... 1343 */ 1344 isp_tmunlk(isp); 1345 xpt_done(ccb); 1346 } 1347 1348 static cam_status 1349 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1350 { 1351 tstate_t *tptr = NULL; 1352 struct tslist *lhp; 1353 int i, n; 1354 1355 1356 ISP_GET_PC(isp, bus, tm_enabled, i); 1357 if (i == 1) { 1358 return (CAM_REQ_CMP); 1359 } 1360 ISP_GET_PC(isp, bus, tm_enable_defer, i); 1361 if (i == 0) { 1362 return (CAM_REQ_CMP); 1363 } 1364 /* 1365 * If this succeeds, it will set tm_enable 1366 */ 1367 if (isp_enable_target_mode(isp, bus)) { 1368 return (CAM_REQ_CMP_ERR); 1369 } 1370 isp_tmlock(isp, "isp_enable_deferred_luns"); 1371 for (n = i = 0; i < LUN_HASH_SIZE; i++) { 1372 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 1373 SLIST_FOREACH(tptr, lhp, next) { 1374 tptr->hold++; 1375 if (tptr->enabled == 0) { 1376 if (isp_enable_deferred(isp, bus, xpt_path_lun_id(tptr->owner)) == CAM_REQ_CMP) { 1377 tptr->enabled = 1; 1378 n++; 1379 } 1380 } else { 1381 n++; 1382 } 1383 tptr->hold--; 1384 } 1385 } 1386 isp_tmunlk(isp); 1387 if (n == 0) { 1388 return (CAM_REQ_CMP_ERR); 1389 } 1390 ISP_SET_PC(isp, bus, tm_enable_defer, 0); 1391 return (CAM_REQ_CMP); 1392 } 1393 1394 static cam_status 1395 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1396 { 1397 cam_status status; 1398 int luns_already_enabled; 1399 1400 ISP_GET_PC(isp, bus, tm_luns_enabled, luns_already_enabled); 1401 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %jx luns_enabled %d", __func__, bus, (uintmax_t)lun, luns_already_enabled); 1402 if (IS_24XX(isp) || (IS_FC(isp) && luns_already_enabled)) { 1403 status = CAM_REQ_CMP; 1404 } else { 1405 int cmd_cnt, not_cnt; 1406 1407 if (IS_23XX(isp)) { 1408 cmd_cnt = DFLT_CMND_CNT; 1409 not_cnt = DFLT_INOT_CNT; 1410 } else { 1411 cmd_cnt = 64; 1412 not_cnt = 8; 1413 } 1414 status = CAM_REQ_INPROG; 1415 isp->isp_osinfo.rptr = &status; 1416 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun == CAM_LUN_WILDCARD? 0 : lun, cmd_cnt, not_cnt)) { 1417 status = CAM_RESRC_UNAVAIL; 1418 } else { 1419 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1420 } 1421 isp->isp_osinfo.rptr = NULL; 1422 } 1423 if (status == CAM_REQ_CMP) { 1424 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1425 isp_prt(isp, ISP_LOGCONFIG|ISP_LOGTINFO, "bus %d lun %jx now enabled for target mode", bus, (uintmax_t)lun); 1426 } 1427 return (status); 1428 } 1429 1430 static void 1431 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1432 { 1433 tstate_t *tptr = NULL; 1434 int bus; 1435 cam_status status; 1436 target_id_t target; 1437 lun_id_t lun; 1438 1439 bus = XS_CHANNEL(ccb); 1440 target = ccb->ccb_h.target_id; 1441 lun = ccb->ccb_h.target_lun; 1442 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "disabling lun %u\n", lun); 1443 if (target != CAM_TARGET_WILDCARD && target != 0) { 1444 ccb->ccb_h.status = CAM_TID_INVALID; 1445 xpt_done(ccb); 1446 return; 1447 } 1448 1449 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1450 ccb->ccb_h.status = CAM_LUN_INVALID; 1451 xpt_done(ccb); 1452 return; 1453 } 1454 1455 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1456 ccb->ccb_h.status = CAM_LUN_INVALID; 1457 xpt_done(ccb); 1458 return; 1459 } 1460 1461 /* 1462 * See if we're busy disabling a lun now. 1463 */ 1464 isp_tmlock(isp, "isp_disable_lun"); 1465 status = CAM_REQ_INPROG; 1466 1467 /* 1468 * Find the state pointer. 1469 */ 1470 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1471 status = CAM_PATH_INVALID; 1472 goto done; 1473 } 1474 1475 /* 1476 * If we're a 24XX card, we're done. 1477 */ 1478 if (IS_24XX(isp)) { 1479 status = CAM_REQ_CMP; 1480 goto done; 1481 } 1482 1483 /* 1484 * For SCC FW, we only deal with lun zero. 1485 */ 1486 if (IS_FC(isp) && lun > 0) { 1487 status = CAM_REQ_CMP; 1488 goto done; 1489 } 1490 isp->isp_osinfo.rptr = &status; 1491 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1492 status = CAM_RESRC_UNAVAIL; 1493 } else { 1494 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1495 } 1496 isp->isp_osinfo.rptr = NULL; 1497 done: 1498 if (status == CAM_REQ_CMP) { 1499 tptr->enabled = 0; 1500 /* 1501 * If we have no more luns enabled for this bus, 1502 * delete all tracked wwns for it (if we are FC), 1503 * and disable target mode. 1504 */ 1505 if (is_any_lun_enabled(isp, bus) == 0) { 1506 isp_del_all_wwn_entries(isp, bus); 1507 if (isp_disable_target_mode(isp, bus)) { 1508 status = CAM_REQ_CMP_ERR; 1509 } 1510 } 1511 } 1512 ccb->ccb_h.status = status; 1513 if (status == CAM_REQ_CMP) { 1514 destroy_lun_state(isp, tptr); 1515 xpt_print(ccb->ccb_h.path, "lun now disabled for target mode\n"); 1516 } else { 1517 if (tptr) 1518 rls_lun_statep(isp, tptr); 1519 } 1520 isp_tmunlk(isp); 1521 xpt_done(ccb); 1522 } 1523 1524 static int 1525 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1526 { 1527 int tm_enabled; 1528 1529 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1530 if (tm_enabled != 0) { 1531 return (0); 1532 } 1533 if (IS_SCSI(isp)) { 1534 mbreg_t mbs; 1535 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1536 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1537 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1538 mbs.param[2] = bus << 7; 1539 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1540 isp_prt(isp, ISP_LOGERR, "Unable to enable Target Role on Bus %d", bus); 1541 return (EIO); 1542 } 1543 } 1544 ISP_SET_PC(isp, bus, tm_enabled, 1); 1545 isp_prt(isp, ISP_LOGINFO, "Target Role enabled on Bus %d", bus); 1546 return (0); 1547 } 1548 1549 static int 1550 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1551 { 1552 int tm_enabled; 1553 1554 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1555 if (tm_enabled == 0) { 1556 return (0); 1557 } 1558 if (IS_SCSI(isp)) { 1559 mbreg_t mbs; 1560 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1561 mbs.param[2] = bus << 7; 1562 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1563 isp_prt(isp, ISP_LOGERR, "Unable to disable Target Role on Bus %d", bus); 1564 return (EIO); 1565 } 1566 } 1567 ISP_SET_PC(isp, bus, tm_enabled, 0); 1568 isp_prt(isp, ISP_LOGINFO, "Target Role disabled on Bus %d", bus); 1569 return (0); 1570 } 1571 1572 static void 1573 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1574 { 1575 uint32_t *rptr; 1576 1577 rptr = isp->isp_osinfo.rptr; 1578 if (lep->le_status != LUN_OK) { 1579 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1580 if (rptr) { 1581 *rptr = CAM_REQ_CMP_ERR; 1582 wakeup_one(rptr); 1583 } 1584 } else { 1585 if (rptr) { 1586 *rptr = CAM_REQ_CMP; 1587 wakeup_one(rptr); 1588 } 1589 } 1590 } 1591 1592 static void 1593 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1594 { 1595 int fctape, sendstatus, resid; 1596 tstate_t *tptr; 1597 fcparam *fcp; 1598 atio_private_data_t *atp; 1599 struct ccb_scsiio *cso; 1600 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1601 uint8_t local[QENTRY_LEN]; 1602 1603 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1604 if (tptr == NULL) { 1605 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1606 if (tptr == NULL) { 1607 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find tstate pointer", __func__, ccb->csio.tag_id); 1608 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1609 xpt_done(ccb); 1610 return; 1611 } 1612 } 1613 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, 1614 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1615 1616 switch (how) { 1617 case FROM_TIMER: 1618 case FROM_CAM: 1619 /* 1620 * Insert at the tail of the list, if any, waiting CTIO CCBs 1621 */ 1622 TAILQ_INSERT_TAIL(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1623 break; 1624 case FROM_SRR: 1625 case FROM_CTIO_DONE: 1626 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1627 break; 1628 } 1629 1630 while (TAILQ_FIRST(&tptr->waitq) != NULL) { 1631 ccb = (union ccb *) TAILQ_FIRST(&tptr->waitq); 1632 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1633 1634 cso = &ccb->csio; 1635 xfrlen = cso->dxfer_len; 1636 if (xfrlen == 0) { 1637 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1638 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1639 ccb->ccb_h.status = CAM_REQ_INVALID; 1640 xpt_done(ccb); 1641 continue; 1642 } 1643 } 1644 1645 atp = isp_find_atpd(isp, tptr, cso->tag_id); 1646 if (atp == NULL) { 1647 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1648 isp_dump_atpd(isp, tptr); 1649 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1650 xpt_done(ccb); 1651 continue; 1652 } 1653 1654 /* 1655 * Is this command a dead duck? 1656 */ 1657 if (atp->dead) { 1658 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1659 ccb->ccb_h.status = CAM_REQ_ABORTED; 1660 xpt_done(ccb); 1661 continue; 1662 } 1663 1664 /* 1665 * Check to make sure we're still in target mode. 1666 */ 1667 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1668 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1669 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1670 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1671 xpt_done(ccb); 1672 continue; 1673 } 1674 1675 /* 1676 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1677 * could be split into two CTIOs to split data and status). 1678 */ 1679 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1680 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); 1681 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1682 break; 1683 } 1684 1685 /* 1686 * Does the initiator expect FC-Tape style responses? 1687 */ 1688 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1689 fctape = 1; 1690 } else { 1691 fctape = 0; 1692 } 1693 1694 /* 1695 * If we already did the data xfer portion of a CTIO that sends data 1696 * and status, don't do it again and do the status portion now. 1697 */ 1698 if (atp->sendst) { 1699 isp_prt(isp, ISP_LOGTINFO, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1700 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1701 xfrlen = 0; /* we already did the data transfer */ 1702 atp->sendst = 0; 1703 } 1704 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1705 sendstatus = 1; 1706 } else { 1707 sendstatus = 0; 1708 } 1709 1710 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1711 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1712 /* 1713 * Sense length is not the entire sense data structure size. Periph 1714 * drivers don't seem to be setting sense_len to reflect the actual 1715 * size. We'll peek inside to get the right amount. 1716 */ 1717 sense_length = cso->sense_len; 1718 1719 /* 1720 * This 'cannot' happen 1721 */ 1722 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1723 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1724 } 1725 } else { 1726 sense_length = 0; 1727 } 1728 1729 memset(local, 0, QENTRY_LEN); 1730 1731 /* 1732 * Check for overflow 1733 */ 1734 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen; 1735 if (tmp > atp->orig_datalen) { 1736 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen); 1737 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1738 xpt_done(ccb); 1739 continue; 1740 } 1741 1742 if (IS_24XX(isp)) { 1743 ct7_entry_t *cto = (ct7_entry_t *) local; 1744 1745 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1746 cto->ct_header.rqs_entry_count = 1; 1747 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1748 ATPD_SET_SEQNO(cto, atp); 1749 cto->ct_nphdl = atp->nphdl; 1750 cto->ct_rxid = atp->tag; 1751 cto->ct_iid_lo = atp->portid; 1752 cto->ct_iid_hi = atp->portid >> 16; 1753 cto->ct_oxid = atp->oxid; 1754 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1755 cto->ct_timeout = 120; 1756 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1757 1758 /* 1759 * Mode 1, status, no data. Only possible when we are sending status, have 1760 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1761 * 1762 * Mode 2, status, no data. We have to use this in the case that 1763 * the sense data won't fit into a ct7_entry_t. 1764 * 1765 */ 1766 if (sendstatus && xfrlen == 0) { 1767 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1768 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1769 if (sense_length <= MAXRESPLEN_24XX) { 1770 if (resid < 0) { 1771 cto->ct_resid = -resid; 1772 } else if (resid > 0) { 1773 cto->ct_resid = resid; 1774 } 1775 cto->ct_flags |= CT7_FLAG_MODE1; 1776 cto->ct_scsi_status = cso->scsi_status; 1777 if (resid < 0) { 1778 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1779 } else if (resid > 0) { 1780 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1781 } 1782 if (fctape) { 1783 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1784 } 1785 if (sense_length) { 1786 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1787 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1788 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1789 } 1790 } else { 1791 bus_addr_t addr; 1792 char buf[XCMD_SIZE]; 1793 fcp_rsp_iu_t *rp; 1794 1795 if (atp->ests == NULL) { 1796 atp->ests = isp_get_ecmd(isp); 1797 if (atp->ests == NULL) { 1798 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1799 break; 1800 } 1801 } 1802 memset(buf, 0, sizeof (buf)); 1803 rp = (fcp_rsp_iu_t *)buf; 1804 if (fctape) { 1805 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1806 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1807 } 1808 cto->ct_flags |= CT7_FLAG_MODE2; 1809 rp->fcp_rsp_scsi_status = cso->scsi_status; 1810 if (resid < 0) { 1811 rp->fcp_rsp_resid = -resid; 1812 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1813 } else if (resid > 0) { 1814 rp->fcp_rsp_resid = resid; 1815 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1816 } 1817 if (sense_length) { 1818 rp->fcp_rsp_snslen = sense_length; 1819 cto->ct_senselen = sense_length; 1820 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1821 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1822 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1823 } else { 1824 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1825 } 1826 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1827 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1828 } 1829 addr = isp->isp_osinfo.ecmd_dma; 1830 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1831 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, 1832 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1833 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1834 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1835 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1836 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1837 } 1838 if (sense_length) { 1839 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__, 1840 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, 1841 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1842 } else { 1843 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1844 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1845 } 1846 atp->state = ATPD_STATE_LAST_CTIO; 1847 } 1848 1849 /* 1850 * Mode 0 data transfers, *possibly* with status. 1851 */ 1852 if (xfrlen != 0) { 1853 cto->ct_flags |= CT7_FLAG_MODE0; 1854 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1855 cto->ct_flags |= CT7_DATA_IN; 1856 } else { 1857 cto->ct_flags |= CT7_DATA_OUT; 1858 } 1859 1860 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1861 cto->rsp.m0.ct_xfrlen = xfrlen; 1862 1863 #ifdef DEBUG 1864 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1865 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1866 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1867 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1868 } 1869 #endif 1870 if (sendstatus) { 1871 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1872 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1873 cto->ct_flags |= CT7_SENDSTATUS; 1874 atp->state = ATPD_STATE_LAST_CTIO; 1875 if (fctape) { 1876 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1877 } 1878 } else { 1879 atp->sendst = 1; /* send status later */ 1880 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1881 atp->state = ATPD_STATE_CTIO; 1882 } 1883 } else { 1884 atp->state = ATPD_STATE_CTIO; 1885 } 1886 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__, 1887 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1888 } 1889 } else if (IS_FC(isp)) { 1890 ct2_entry_t *cto = (ct2_entry_t *) local; 1891 1892 if (isp->isp_osinfo.sixtyfourbit) 1893 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1894 else 1895 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1896 cto->ct_header.rqs_entry_count = 1; 1897 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1898 ATPD_SET_SEQNO(cto, atp); 1899 if (ISP_CAP_2KLOGIN(isp) == 0) { 1900 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1901 } else { 1902 cto->ct_iid = cso->init_id; 1903 if (ISP_CAP_SCCFW(isp) == 0) { 1904 cto->ct_lun = ccb->ccb_h.target_lun; 1905 } 1906 } 1907 cto->ct_timeout = 10; 1908 cto->ct_rxid = cso->tag_id; 1909 1910 /* 1911 * Mode 1, status, no data. Only possible when we are sending status, have 1912 * no data to transfer, and the sense length can fit in the ct7_entry. 1913 * 1914 * Mode 2, status, no data. We have to use this in the case the response 1915 * length won't fit into a ct2_entry_t. 1916 * 1917 * We'll fill out this structure with information as if this were a 1918 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1919 * needed based upon this. 1920 */ 1921 if (sendstatus && xfrlen == 0) { 1922 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1923 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1924 if (sense_length <= MAXRESPLEN) { 1925 if (resid < 0) { 1926 cto->ct_resid = -resid; 1927 } else if (resid > 0) { 1928 cto->ct_resid = resid; 1929 } 1930 cto->ct_flags |= CT2_FLAG_MODE1; 1931 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1932 if (resid < 0) { 1933 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1934 } else if (resid > 0) { 1935 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1936 } 1937 if (fctape) { 1938 cto->ct_flags |= CT2_CONFIRM; 1939 } 1940 if (sense_length) { 1941 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1942 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1943 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1944 } 1945 } else { 1946 bus_addr_t addr; 1947 char buf[XCMD_SIZE]; 1948 fcp_rsp_iu_t *rp; 1949 1950 if (atp->ests == NULL) { 1951 atp->ests = isp_get_ecmd(isp); 1952 if (atp->ests == NULL) { 1953 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1954 break; 1955 } 1956 } 1957 memset(buf, 0, sizeof (buf)); 1958 rp = (fcp_rsp_iu_t *)buf; 1959 if (fctape) { 1960 cto->ct_flags |= CT2_CONFIRM; 1961 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1962 } 1963 cto->ct_flags |= CT2_FLAG_MODE2; 1964 rp->fcp_rsp_scsi_status = cso->scsi_status; 1965 if (resid < 0) { 1966 rp->fcp_rsp_resid = -resid; 1967 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1968 } else if (resid > 0) { 1969 rp->fcp_rsp_resid = resid; 1970 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1971 } 1972 if (sense_length) { 1973 rp->fcp_rsp_snslen = sense_length; 1974 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1975 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1976 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1977 } else { 1978 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1979 } 1980 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1981 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1982 } 1983 addr = isp->isp_osinfo.ecmd_dma; 1984 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1985 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, 1986 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1987 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1988 if (isp->isp_osinfo.sixtyfourbit) { 1989 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1990 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1991 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1992 } else { 1993 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1994 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1995 } 1996 } 1997 if (sense_length) { 1998 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__, 1999 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 2000 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 2001 } else { 2002 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, 2003 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 2004 } 2005 atp->state = ATPD_STATE_LAST_CTIO; 2006 } 2007 2008 if (xfrlen != 0) { 2009 cto->ct_flags |= CT2_FLAG_MODE0; 2010 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 2011 cto->ct_flags |= CT2_DATA_IN; 2012 } else { 2013 cto->ct_flags |= CT2_DATA_OUT; 2014 } 2015 2016 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 2017 cto->rsp.m0.ct_xfrlen = xfrlen; 2018 2019 if (sendstatus) { 2020 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 2021 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 2022 cto->ct_flags |= CT2_SENDSTATUS; 2023 atp->state = ATPD_STATE_LAST_CTIO; 2024 if (fctape) { 2025 cto->ct_flags |= CT2_CONFIRM; 2026 } 2027 } else { 2028 atp->sendst = 1; /* send status later */ 2029 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 2030 atp->state = ATPD_STATE_CTIO; 2031 } 2032 } else { 2033 atp->state = ATPD_STATE_CTIO; 2034 } 2035 } 2036 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, 2037 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); 2038 } else { 2039 ct_entry_t *cto = (ct_entry_t *) local; 2040 2041 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 2042 cto->ct_header.rqs_entry_count = 1; 2043 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 2044 ATPD_SET_SEQNO(cto, atp); 2045 cto->ct_iid = cso->init_id; 2046 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 2047 cto->ct_tgt = ccb->ccb_h.target_id; 2048 cto->ct_lun = ccb->ccb_h.target_lun; 2049 cto->ct_fwhandle = cso->tag_id; 2050 if (atp->rxid) { 2051 cto->ct_tag_val = atp->rxid; 2052 cto->ct_flags |= CT_TQAE; 2053 } 2054 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 2055 cto->ct_flags |= CT_NODISC; 2056 } 2057 if (cso->dxfer_len == 0) { 2058 cto->ct_flags |= CT_NO_DATA; 2059 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 2060 cto->ct_flags |= CT_DATA_IN; 2061 } else { 2062 cto->ct_flags |= CT_DATA_OUT; 2063 } 2064 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 2065 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 2066 cto->ct_scsi_status = cso->scsi_status; 2067 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit - xfrlen; 2068 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] seq %u nc %d scsi status %x resid %d tag_id %x", __func__, 2069 cto->ct_fwhandle, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), cso->scsi_status, cso->resid, cso->tag_id); 2070 } 2071 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 2072 cto->ct_timeout = 10; 2073 } 2074 2075 if (isp_get_pcmd(isp, ccb)) { 2076 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 2077 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2078 break; 2079 } 2080 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 2081 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 2082 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2083 isp_free_pcmd(isp, ccb); 2084 break; 2085 } 2086 atp->bytes_in_transit += xfrlen; 2087 PISP_PCMD(ccb)->datalen = xfrlen; 2088 2089 2090 /* 2091 * Call the dma setup routines for this entry (and any subsequent 2092 * CTIOs) if there's data to move, and then tell the f/w it's got 2093 * new things to play with. As with isp_start's usage of DMA setup, 2094 * any swizzling is done in the machine dependent layer. Because 2095 * of this, we put the request onto the queue area first in native 2096 * format. 2097 */ 2098 2099 if (IS_24XX(isp)) { 2100 ct7_entry_t *cto = (ct7_entry_t *) local; 2101 cto->ct_syshandle = handle; 2102 } else if (IS_FC(isp)) { 2103 ct2_entry_t *cto = (ct2_entry_t *) local; 2104 cto->ct_syshandle = handle; 2105 } else { 2106 ct_entry_t *cto = (ct_entry_t *) local; 2107 cto->ct_syshandle = handle; 2108 } 2109 2110 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 2111 if (dmaresult != CMD_QUEUED) { 2112 isp_destroy_tgt_handle(isp, handle); 2113 isp_free_pcmd(isp, ccb); 2114 if (dmaresult == CMD_EAGAIN) { 2115 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2116 break; 2117 } 2118 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2119 xpt_done(ccb); 2120 continue; 2121 } 2122 isp->isp_nactive++; 2123 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 2124 if (xfrlen) { 2125 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 2126 } else { 2127 ccb->ccb_h.spriv_field0 = ~0; 2128 } 2129 atp->ctcnt++; 2130 atp->seqno++; 2131 } 2132 rls_lun_statep(isp, tptr); 2133 } 2134 2135 static void 2136 isp_refire_putback_atio(void *arg) 2137 { 2138 union ccb *ccb = arg; 2139 2140 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); 2141 isp_target_putback_atio(ccb); 2142 } 2143 2144 static void 2145 isp_refire_notify_ack(void *arg) 2146 { 2147 isp_tna_t *tp = arg; 2148 ispsoftc_t *isp = tp->isp; 2149 2150 ISP_ASSERT_LOCKED(isp); 2151 if (isp_notify_ack(isp, tp->not)) { 2152 callout_schedule(&tp->timer, 5); 2153 } else { 2154 free(tp, M_DEVBUF); 2155 } 2156 } 2157 2158 2159 static void 2160 isp_target_putback_atio(union ccb *ccb) 2161 { 2162 ispsoftc_t *isp; 2163 struct ccb_scsiio *cso; 2164 void *qe; 2165 2166 isp = XS_ISP(ccb); 2167 2168 qe = isp_getrqentry(isp); 2169 if (qe == NULL) { 2170 xpt_print(ccb->ccb_h.path, 2171 "%s: Request Queue Overflow\n", __func__); 2172 callout_reset(&PISP_PCMD(ccb)->wdog, 10, 2173 isp_refire_putback_atio, ccb); 2174 return; 2175 } 2176 memset(qe, 0, QENTRY_LEN); 2177 cso = &ccb->csio; 2178 if (IS_FC(isp)) { 2179 at2_entry_t local, *at = &local; 2180 ISP_MEMZERO(at, sizeof (at2_entry_t)); 2181 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 2182 at->at_header.rqs_entry_count = 1; 2183 if (ISP_CAP_SCCFW(isp)) { 2184 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 2185 } else { 2186 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 2187 } 2188 at->at_status = CT_OK; 2189 at->at_rxid = cso->tag_id; 2190 at->at_iid = cso->ccb_h.target_id; 2191 isp_put_atio2(isp, at, qe); 2192 } else { 2193 at_entry_t local, *at = &local; 2194 ISP_MEMZERO(at, sizeof (at_entry_t)); 2195 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 2196 at->at_header.rqs_entry_count = 1; 2197 at->at_iid = cso->init_id; 2198 at->at_iid |= XS_CHANNEL(ccb) << 7; 2199 at->at_tgt = cso->ccb_h.target_id; 2200 at->at_lun = cso->ccb_h.target_lun; 2201 at->at_status = CT_OK; 2202 at->at_tag_val = AT_GET_TAG(cso->tag_id); 2203 at->at_handle = AT_GET_HANDLE(cso->tag_id); 2204 isp_put_atio(isp, at, qe); 2205 } 2206 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 2207 ISP_SYNC_REQUEST(isp); 2208 isp_complete_ctio(ccb); 2209 } 2210 2211 static void 2212 isp_complete_ctio(union ccb *ccb) 2213 { 2214 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 2215 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2216 xpt_done(ccb); 2217 } 2218 } 2219 2220 /* 2221 * Handle ATIO stuff that the generic code can't. 2222 * This means handling CDBs. 2223 */ 2224 2225 static void 2226 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 2227 { 2228 tstate_t *tptr; 2229 int status, bus; 2230 struct ccb_accept_tio *atiop; 2231 atio_private_data_t *atp; 2232 2233 /* 2234 * The firmware status (except for the QLTM_SVALID bit) 2235 * indicates why this ATIO was sent to us. 2236 * 2237 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2238 * 2239 * If the DISCONNECTS DISABLED bit is set in the flags field, 2240 * we're still connected on the SCSI bus. 2241 */ 2242 status = aep->at_status; 2243 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 2244 /* 2245 * Bus Phase Sequence error. We should have sense data 2246 * suggested by the f/w. I'm not sure quite yet what 2247 * to do about this for CAM. 2248 */ 2249 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 2250 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2251 return; 2252 } 2253 if ((status & ~QLTM_SVALID) != AT_CDB) { 2254 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 2255 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2256 return; 2257 } 2258 2259 bus = GET_BUS_VAL(aep->at_iid); 2260 tptr = get_lun_statep(isp, bus, aep->at_lun); 2261 if (tptr == NULL) { 2262 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2263 if (tptr == NULL) { 2264 /* 2265 * Because we can't autofeed sense data back with 2266 * a command for parallel SCSI, we can't give back 2267 * a CHECK CONDITION. We'll give back a BUSY status 2268 * instead. This works out okay because the only 2269 * time we should, in fact, get this, is in the 2270 * case that somebody configured us without the 2271 * blackhole driver, so they get what they deserve. 2272 */ 2273 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2274 return; 2275 } 2276 } 2277 2278 atp = isp_get_atpd(isp, tptr, aep->at_handle); 2279 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2280 if (atiop == NULL || atp == NULL) { 2281 /* 2282 * Because we can't autofeed sense data back with 2283 * a command for parallel SCSI, we can't give back 2284 * a CHECK CONDITION. We'll give back a QUEUE FULL status 2285 * instead. This works out okay because the only time we 2286 * should, in fact, get this, is in the case that we've 2287 * run out of ATIOS. 2288 */ 2289 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 2290 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 2291 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2292 if (atp) { 2293 isp_put_atpd(isp, tptr, atp); 2294 } 2295 rls_lun_statep(isp, tptr); 2296 return; 2297 } 2298 atp->rxid = aep->at_tag_val; 2299 atp->state = ATPD_STATE_ATIO; 2300 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2301 tptr->atio_count--; 2302 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2303 atiop->ccb_h.target_id = aep->at_tgt; 2304 atiop->ccb_h.target_lun = aep->at_lun; 2305 if (aep->at_flags & AT_NODISC) { 2306 atiop->ccb_h.flags |= CAM_DIS_DISCONNECT; 2307 } else { 2308 atiop->ccb_h.flags &= ~CAM_DIS_DISCONNECT; 2309 } 2310 2311 if (status & QLTM_SVALID) { 2312 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data)); 2313 atiop->sense_len = amt; 2314 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 2315 } else { 2316 atiop->sense_len = 0; 2317 } 2318 2319 atiop->init_id = GET_IID_VAL(aep->at_iid); 2320 atiop->cdb_len = aep->at_cdblen; 2321 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 2322 atiop->ccb_h.status = CAM_CDB_RECVD; 2323 /* 2324 * Construct a tag 'id' based upon tag value (which may be 0..255) 2325 * and the handle (which we have to preserve). 2326 */ 2327 atiop->tag_id = atp->tag; 2328 if (aep->at_flags & AT_TQAE) { 2329 atiop->tag_action = aep->at_tag_type; 2330 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 2331 } 2332 atp->orig_datalen = 0; 2333 atp->bytes_xfered = 0; 2334 atp->lun = aep->at_lun; 2335 atp->nphdl = aep->at_iid; 2336 atp->portid = PORT_NONE; 2337 atp->oxid = 0; 2338 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2339 atp->tattr = aep->at_tag_type; 2340 atp->state = ATPD_STATE_CAM; 2341 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO[0x%x] CDB=0x%x lun %d", aep->at_tag_val, atp->cdb0, atp->lun); 2342 rls_lun_statep(isp, tptr); 2343 } 2344 2345 static void 2346 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 2347 { 2348 lun_id_t lun; 2349 fcportdb_t *lp; 2350 tstate_t *tptr; 2351 struct ccb_accept_tio *atiop; 2352 uint16_t nphdl; 2353 atio_private_data_t *atp; 2354 inot_private_data_t *ntp; 2355 2356 /* 2357 * The firmware status (except for the QLTM_SVALID bit) 2358 * indicates why this ATIO was sent to us. 2359 * 2360 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2361 */ 2362 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 2363 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 2364 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2365 return; 2366 } 2367 2368 if (ISP_CAP_SCCFW(isp)) { 2369 lun = aep->at_scclun; 2370 } else { 2371 lun = aep->at_lun; 2372 } 2373 if (ISP_CAP_2KLOGIN(isp)) { 2374 nphdl = ((at2e_entry_t *)aep)->at_iid; 2375 } else { 2376 nphdl = aep->at_iid; 2377 } 2378 tptr = get_lun_statep(isp, 0, lun); 2379 if (tptr == NULL) { 2380 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2381 if (tptr == NULL) { 2382 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 2383 if (lun == 0) { 2384 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2385 } else { 2386 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2387 } 2388 return; 2389 } 2390 } 2391 2392 /* 2393 * Start any commands pending resources first. 2394 */ 2395 if (tptr->restart_queue) { 2396 inot_private_data_t *restart_queue = tptr->restart_queue; 2397 tptr->restart_queue = NULL; 2398 while (restart_queue) { 2399 ntp = restart_queue; 2400 restart_queue = ntp->rd.nt.nt_hba; 2401 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 2402 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 2403 isp_put_ntpd(isp, tptr, ntp); 2404 /* 2405 * If a recursion caused the restart queue to start to fill again, 2406 * stop and splice the new list on top of the old list and restore 2407 * it and go to noresrc. 2408 */ 2409 if (tptr->restart_queue) { 2410 ntp = tptr->restart_queue; 2411 tptr->restart_queue = restart_queue; 2412 while (restart_queue->rd.nt.nt_hba) { 2413 restart_queue = restart_queue->rd.nt.nt_hba; 2414 } 2415 restart_queue->rd.nt.nt_hba = ntp; 2416 goto noresrc; 2417 } 2418 } 2419 } 2420 2421 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2422 if (atiop == NULL) { 2423 goto noresrc; 2424 } 2425 2426 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 2427 if (atp == NULL) { 2428 goto noresrc; 2429 } 2430 2431 atp->state = ATPD_STATE_ATIO; 2432 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2433 tptr->atio_count--; 2434 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 2435 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 2436 atiop->ccb_h.target_lun = lun; 2437 2438 /* 2439 * We don't get 'suggested' sense data as we do with SCSI cards. 2440 */ 2441 atiop->sense_len = 0; 2442 if (ISP_CAP_2KLOGIN(isp)) { 2443 /* 2444 * NB: We could not possibly have 2K logins if we 2445 * NB: also did not have SCC FW. 2446 */ 2447 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2448 } else { 2449 atiop->init_id = aep->at_iid; 2450 } 2451 2452 /* 2453 * If we're not in the port database, add ourselves. 2454 */ 2455 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2456 uint64_t iid = 2457 (((uint64_t) aep->at_wwpn[0]) << 48) | 2458 (((uint64_t) aep->at_wwpn[1]) << 32) | 2459 (((uint64_t) aep->at_wwpn[2]) << 16) | 2460 (((uint64_t) aep->at_wwpn[3]) << 0); 2461 /* 2462 * However, make sure we delete ourselves if otherwise 2463 * we were there but at a different loop id. 2464 */ 2465 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2466 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2467 } 2468 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY, 0); 2469 } 2470 atiop->cdb_len = ATIO2_CDBLEN; 2471 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2472 atiop->ccb_h.status = CAM_CDB_RECVD; 2473 atiop->tag_id = atp->tag; 2474 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2475 case ATIO2_TC_ATTR_SIMPLEQ: 2476 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2477 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2478 break; 2479 case ATIO2_TC_ATTR_HEADOFQ: 2480 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2481 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2482 break; 2483 case ATIO2_TC_ATTR_ORDERED: 2484 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2485 atiop->tag_action = MSG_ORDERED_Q_TAG; 2486 break; 2487 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2488 case ATIO2_TC_ATTR_UNTAGGED: 2489 default: 2490 atiop->tag_action = 0; 2491 break; 2492 } 2493 2494 atp->orig_datalen = aep->at_datalen; 2495 atp->bytes_xfered = 0; 2496 atp->lun = lun; 2497 atp->nphdl = atiop->init_id; 2498 atp->sid = PORT_ANY; 2499 atp->oxid = aep->at_oxid; 2500 atp->cdb0 = aep->at_cdb[0]; 2501 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2502 atp->state = ATPD_STATE_CAM; 2503 xpt_done((union ccb *)atiop); 2504 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); 2505 rls_lun_statep(isp, tptr); 2506 return; 2507 noresrc: 2508 ntp = isp_get_ntpd(isp, tptr); 2509 if (ntp == NULL) { 2510 rls_lun_statep(isp, tptr); 2511 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2512 return; 2513 } 2514 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2515 ntp->rd.nt.nt_hba = tptr->restart_queue; 2516 tptr->restart_queue = ntp; 2517 rls_lun_statep(isp, tptr); 2518 } 2519 2520 static void 2521 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2522 { 2523 int cdbxlen; 2524 uint16_t lun, chan, nphdl = NIL_HANDLE; 2525 uint32_t did, sid; 2526 uint64_t wwn = INI_NONE; 2527 fcportdb_t *lp; 2528 tstate_t *tptr; 2529 struct ccb_accept_tio *atiop; 2530 atio_private_data_t *atp = NULL; 2531 atio_private_data_t *oatp; 2532 inot_private_data_t *ntp; 2533 2534 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2535 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2536 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2537 2538 /* 2539 * Find the N-port handle, and Virtual Port Index for this command. 2540 * 2541 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2542 * We also, as a matter of course, need to know the WWN of the initiator too. 2543 */ 2544 if (ISP_CAP_MULTI_ID(isp)) { 2545 /* 2546 * Find the right channel based upon D_ID 2547 */ 2548 isp_find_chan_by_did(isp, did, &chan); 2549 2550 if (chan == ISP_NOCHAN) { 2551 NANOTIME_T now; 2552 2553 /* 2554 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2555 * It's a bit tricky here as we need to stash this command *somewhere*. 2556 */ 2557 GET_NANOTIME(&now); 2558 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2559 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2560 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2561 return; 2562 } 2563 tptr = get_lun_statep(isp, 0, 0); 2564 if (tptr == NULL) { 2565 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2566 if (tptr == NULL) { 2567 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); 2568 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2569 return; 2570 } 2571 } 2572 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2573 goto noresrc; 2574 } 2575 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); 2576 } else { 2577 chan = 0; 2578 } 2579 2580 /* 2581 * Find the PDB entry for this initiator 2582 */ 2583 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2584 /* 2585 * If we're not in the port database terminate the exchange. 2586 */ 2587 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", 2588 __func__, aep->at_rxid, did, chan, sid); 2589 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2590 return; 2591 } 2592 nphdl = lp->handle; 2593 wwn = lp->port_wwn; 2594 2595 /* 2596 * Get the tstate pointer 2597 */ 2598 tptr = get_lun_statep(isp, chan, lun); 2599 if (tptr == NULL) { 2600 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2601 if (tptr == NULL) { 2602 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %d or wildcard", __func__, aep->at_rxid, lun); 2603 if (lun == 0) { 2604 isp_endcmd(isp, aep, nphdl, SCSI_STATUS_BUSY, 0); 2605 } else { 2606 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2607 } 2608 return; 2609 } 2610 } 2611 2612 /* 2613 * Start any commands pending resources first. 2614 */ 2615 if (tptr->restart_queue) { 2616 inot_private_data_t *restart_queue = tptr->restart_queue; 2617 tptr->restart_queue = NULL; 2618 while (restart_queue) { 2619 ntp = restart_queue; 2620 restart_queue = ntp->rd.nt.nt_hba; 2621 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2622 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2623 isp_put_ntpd(isp, tptr, ntp); 2624 /* 2625 * If a recursion caused the restart queue to start to fill again, 2626 * stop and splice the new list on top of the old list and restore 2627 * it and go to noresrc. 2628 */ 2629 if (tptr->restart_queue) { 2630 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__); 2631 if (restart_queue) { 2632 ntp = tptr->restart_queue; 2633 tptr->restart_queue = restart_queue; 2634 while (restart_queue->rd.nt.nt_hba) { 2635 restart_queue = restart_queue->rd.nt.nt_hba; 2636 } 2637 restart_queue->rd.nt.nt_hba = ntp; 2638 } 2639 goto noresrc; 2640 } 2641 } 2642 } 2643 2644 /* 2645 * If the f/w is out of resources, just send a BUSY status back. 2646 */ 2647 if (aep->at_rxid == AT7_NORESRC_RXID) { 2648 rls_lun_statep(isp, tptr); 2649 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2650 return; 2651 } 2652 2653 /* 2654 * If we're out of resources, just send a BUSY status back. 2655 */ 2656 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2657 if (atiop == NULL) { 2658 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2659 goto noresrc; 2660 } 2661 2662 oatp = isp_find_atpd(isp, tptr, aep->at_rxid); 2663 if (oatp) { 2664 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", 2665 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2666 /* 2667 * It's not a "no resource" condition- but we can treat it like one 2668 */ 2669 goto noresrc; 2670 } 2671 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 2672 if (atp == NULL) { 2673 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2674 goto noresrc; 2675 } 2676 atp->word3 = lp->prli_word3; 2677 atp->state = ATPD_STATE_ATIO; 2678 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2679 tptr->atio_count--; 2680 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2681 atiop->init_id = nphdl; 2682 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2683 atiop->ccb_h.target_lun = lun; 2684 atiop->sense_len = 0; 2685 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2686 if (cdbxlen) { 2687 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2688 } 2689 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2690 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2691 atiop->cdb_len = cdbxlen; 2692 atiop->ccb_h.status = CAM_CDB_RECVD; 2693 atiop->tag_id = atp->tag; 2694 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2695 case FCP_CMND_TASK_ATTR_SIMPLE: 2696 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2697 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2698 break; 2699 case FCP_CMND_TASK_ATTR_HEAD: 2700 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2701 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2702 break; 2703 case FCP_CMND_TASK_ATTR_ORDERED: 2704 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2705 atiop->tag_action = MSG_ORDERED_Q_TAG; 2706 break; 2707 default: 2708 /* FALLTHROUGH */ 2709 case FCP_CMND_TASK_ATTR_ACA: 2710 case FCP_CMND_TASK_ATTR_UNTAGGED: 2711 atiop->tag_action = 0; 2712 break; 2713 } 2714 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2715 atp->bytes_xfered = 0; 2716 atp->lun = lun; 2717 atp->nphdl = nphdl; 2718 atp->portid = sid; 2719 atp->oxid = aep->at_hdr.ox_id; 2720 atp->rxid = aep->at_hdr.rx_id; 2721 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2722 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2723 atp->state = ATPD_STATE_CAM; 2724 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %d datalen %u", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2725 xpt_done((union ccb *)atiop); 2726 rls_lun_statep(isp, tptr); 2727 return; 2728 noresrc: 2729 if (atp) { 2730 isp_put_atpd(isp, tptr, atp); 2731 } 2732 ntp = isp_get_ntpd(isp, tptr); 2733 if (ntp == NULL) { 2734 rls_lun_statep(isp, tptr); 2735 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2736 return; 2737 } 2738 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2739 ntp->rd.nt.nt_hba = tptr->restart_queue; 2740 tptr->restart_queue = ntp; 2741 rls_lun_statep(isp, tptr); 2742 } 2743 2744 2745 /* 2746 * Handle starting an SRR (sequence retransmit request) 2747 * We get here when we've gotten the immediate notify 2748 * and the return of all outstanding CTIOs for this 2749 * transaction. 2750 */ 2751 static void 2752 isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 2753 { 2754 in_fcentry_24xx_t *inot; 2755 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2756 union ccb *ccb; 2757 2758 inot = (in_fcentry_24xx_t *)atp->srr; 2759 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2760 ccb = atp->srr_ccb; 2761 atp->srr_ccb = NULL; 2762 atp->nsrr++; 2763 if (ccb == NULL) { 2764 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2765 goto fail; 2766 } 2767 2768 ccb_off = ccb->ccb_h.spriv_field0; 2769 ccb_len = ccb->csio.dxfer_len; 2770 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2771 2772 switch (inot->in_srr_iu) { 2773 case R_CTL_INFO_SOLICITED_DATA: 2774 /* 2775 * We have to restart a FCP_DATA data out transaction 2776 */ 2777 atp->sendst = 0; 2778 atp->bytes_xfered = srr_off; 2779 if (ccb_len == 0) { 2780 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2781 goto mdp; 2782 } 2783 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2784 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); 2785 goto mdp; 2786 } 2787 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); 2788 break; 2789 case R_CTL_INFO_COMMAND_STATUS: 2790 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2791 atp->sendst = 1; 2792 /* 2793 * We have to restart a FCP_RSP IU transaction 2794 */ 2795 break; 2796 case R_CTL_INFO_DATA_DESCRIPTOR: 2797 /* 2798 * We have to restart an FCP DATA in transaction 2799 */ 2800 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2801 goto fail; 2802 2803 default: 2804 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2805 goto fail; 2806 } 2807 2808 /* 2809 * We can't do anything until this is acked, so we might as well start it now. 2810 * We aren't going to do the usual asynchronous ack issue because we need 2811 * to make sure this gets on the wire first. 2812 */ 2813 if (isp_notify_ack(isp, inot)) { 2814 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2815 goto fail; 2816 } 2817 isp_target_start_ctio(isp, ccb, FROM_SRR); 2818 return; 2819 fail: 2820 inot->in_reserved = 1; 2821 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2822 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2823 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2824 isp_complete_ctio(ccb); 2825 return; 2826 mdp: 2827 if (isp_notify_ack(isp, inot)) { 2828 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2829 goto fail; 2830 } 2831 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2832 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2833 /* 2834 * This is not a strict interpretation of MDP, but it's close 2835 */ 2836 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2837 ccb->csio.msg_len = 7; 2838 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2839 ccb->csio.msg_ptr[1] = 5; 2840 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2841 ccb->csio.msg_ptr[3] = srr_off >> 24; 2842 ccb->csio.msg_ptr[4] = srr_off >> 16; 2843 ccb->csio.msg_ptr[5] = srr_off >> 8; 2844 ccb->csio.msg_ptr[6] = srr_off; 2845 isp_complete_ctio(ccb); 2846 } 2847 2848 2849 static void 2850 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2851 { 2852 tstate_t *tptr; 2853 in_fcentry_24xx_t *inot = inot_raw; 2854 atio_private_data_t *atp; 2855 uint32_t tag = inot->in_rxid; 2856 uint32_t bus = inot->in_vpidx; 2857 2858 if (!IS_24XX(isp)) { 2859 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2860 return; 2861 } 2862 2863 tptr = get_lun_statep_from_tag(isp, bus, tag); 2864 if (tptr == NULL) { 2865 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag); 2866 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2867 return; 2868 } 2869 atp = isp_find_atpd(isp, tptr, tag); 2870 if (atp == NULL) { 2871 rls_lun_statep(isp, tptr); 2872 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2873 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2874 return; 2875 } 2876 atp->srr_notify_rcvd = 1; 2877 memcpy(atp->srr, inot, sizeof (atp->srr)); 2878 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, 2879 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2880 if (atp->srr_ccb) 2881 isp_handle_srr_start(isp, tptr, atp); 2882 rls_lun_statep(isp, tptr); 2883 } 2884 2885 static void 2886 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2887 { 2888 union ccb *ccb; 2889 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0; 2890 tstate_t *tptr = NULL; 2891 atio_private_data_t *atp = NULL; 2892 int bus; 2893 uint32_t handle, moved_data = 0, data_requested; 2894 2895 /* 2896 * CTIO handles are 16 bits. 2897 * CTIO2 and CTIO7 are 32 bits. 2898 */ 2899 2900 if (IS_SCSI(isp)) { 2901 handle = ((ct_entry_t *)arg)->ct_syshandle; 2902 } else { 2903 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2904 } 2905 ccb = isp_find_xs_tgt(isp, handle); 2906 if (ccb == NULL) { 2907 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2908 return; 2909 } 2910 isp_destroy_tgt_handle(isp, handle); 2911 data_requested = PISP_PCMD(ccb)->datalen; 2912 isp_free_pcmd(isp, ccb); 2913 if (isp->isp_nactive) { 2914 isp->isp_nactive--; 2915 } 2916 2917 bus = XS_CHANNEL(ccb); 2918 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2919 if (tptr == NULL) { 2920 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2921 } 2922 if (tptr == NULL) { 2923 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id); 2924 return; 2925 } 2926 2927 if (IS_24XX(isp)) { 2928 atp = isp_find_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid); 2929 } else if (IS_FC(isp)) { 2930 atp = isp_find_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid); 2931 } else { 2932 atp = isp_find_atpd(isp, tptr, ((ct_entry_t *)arg)->ct_fwhandle); 2933 } 2934 if (atp == NULL) { 2935 rls_lun_statep(isp, tptr); 2936 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2937 return; 2938 } 2939 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2940 atp->bytes_in_transit -= data_requested; 2941 atp->ctcnt -= 1; 2942 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2943 2944 if (IS_24XX(isp)) { 2945 ct7_entry_t *ct = arg; 2946 2947 if (ct->ct_nphdl == CT7_SRR) { 2948 atp->srr_ccb = ccb; 2949 if (atp->srr_notify_rcvd) 2950 isp_handle_srr_start(isp, tptr, atp); 2951 rls_lun_statep(isp, tptr); 2952 return; 2953 } 2954 if (ct->ct_nphdl == CT_HBA_RESET) { 2955 failure = CAM_UNREC_HBA_ERROR; 2956 } else { 2957 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2958 ok = (ct->ct_nphdl == CT7_OK); 2959 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2960 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2961 resid = ct->ct_resid; 2962 moved_data = data_requested - resid; 2963 } 2964 } 2965 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), 2966 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2967 } else if (IS_FC(isp)) { 2968 ct2_entry_t *ct = arg; 2969 if (ct->ct_status == CT_SRR) { 2970 atp->srr_ccb = ccb; 2971 if (atp->srr_notify_rcvd) 2972 isp_handle_srr_start(isp, tptr, atp); 2973 rls_lun_statep(isp, tptr); 2974 isp_target_putback_atio(ccb); 2975 return; 2976 } 2977 if (ct->ct_status == CT_HBA_RESET) { 2978 failure = CAM_UNREC_HBA_ERROR; 2979 } else { 2980 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2981 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2982 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2983 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2984 resid = ct->ct_resid; 2985 moved_data = data_requested - resid; 2986 } 2987 } 2988 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), 2989 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2990 } else { 2991 ct_entry_t *ct = arg; 2992 2993 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2994 failure = CAM_UNREC_HBA_ERROR; 2995 } else { 2996 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2997 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2998 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2999 } 3000 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 3001 resid = ct->ct_resid; 3002 moved_data = data_requested - resid; 3003 } 3004 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), 3005 notify_cam, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 3006 } 3007 if (ok) { 3008 if (moved_data) { 3009 atp->bytes_xfered += moved_data; 3010 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 3011 } 3012 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 3013 ccb->ccb_h.status |= CAM_SENT_SENSE; 3014 } 3015 ccb->ccb_h.status |= CAM_REQ_CMP; 3016 } else { 3017 notify_cam = 1; 3018 if (failure == CAM_UNREC_HBA_ERROR) 3019 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 3020 else 3021 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 3022 } 3023 atp->state = ATPD_STATE_PDON; 3024 rls_lun_statep(isp, tptr); 3025 3026 /* 3027 * We never *not* notify CAM when there has been any error (ok == 0), 3028 * so we never need to do an ATIO putback if we're not notifying CAM. 3029 */ 3030 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 3031 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 3032 if (notify_cam == 0) { 3033 if (atp->sendst) { 3034 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 3035 } 3036 return; 3037 } 3038 3039 /* 3040 * We're telling CAM we're done with this CTIO transaction. 3041 * 3042 * 24XX cards never need an ATIO put back. 3043 * 3044 * Other cards need one put back only on error. 3045 * In the latter case, a timeout will re-fire 3046 * and try again in case we didn't have 3047 * queue resources to do so at first. In any case, 3048 * once the putback is done we do the completion 3049 * call. 3050 */ 3051 if (ok || IS_24XX(isp)) { 3052 isp_complete_ctio(ccb); 3053 } else { 3054 isp_target_putback_atio(ccb); 3055 } 3056 } 3057 3058 static void 3059 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 3060 { 3061 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3062 } 3063 3064 static void 3065 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 3066 { 3067 int needack = 1; 3068 switch (inp->in_status) { 3069 case IN_PORT_LOGOUT: 3070 /* 3071 * XXX: Need to delete this initiator's WWN from the database 3072 * XXX: Need to send this LOGOUT upstream 3073 */ 3074 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 3075 break; 3076 case IN_PORT_CHANGED: 3077 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 3078 break; 3079 case IN_GLOBAL_LOGO: 3080 isp_del_all_wwn_entries(isp, 0); 3081 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 3082 break; 3083 case IN_ABORT_TASK: 3084 { 3085 tstate_t *tptr; 3086 uint16_t lun; 3087 uint32_t loopid; 3088 uint64_t wwn; 3089 atio_private_data_t *atp; 3090 fcportdb_t *lp; 3091 struct ccb_immediate_notify *inot = NULL; 3092 3093 if (ISP_CAP_SCCFW(isp)) { 3094 lun = inp->in_scclun; 3095 } else { 3096 lun = inp->in_lun; 3097 } 3098 if (ISP_CAP_2KLOGIN(isp)) { 3099 loopid = ((in_fcentry_e_t *)inp)->in_iid; 3100 } else { 3101 loopid = inp->in_iid; 3102 } 3103 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 3104 wwn = lp->port_wwn; 3105 } else { 3106 wwn = INI_ANY; 3107 } 3108 tptr = get_lun_statep(isp, 0, lun); 3109 if (tptr == NULL) { 3110 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 3111 if (tptr == NULL) { 3112 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 3113 return; 3114 } 3115 } 3116 atp = isp_find_atpd(isp, tptr, inp->in_seqid); 3117 3118 if (atp) { 3119 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3120 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 3121 if (inot) { 3122 tptr->inot_count--; 3123 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3124 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3125 } else { 3126 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n"); 3127 } 3128 } else { 3129 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 3130 } 3131 if (inot) { 3132 isp_notify_t tmp, *nt = &tmp; 3133 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 3134 nt->nt_hba = isp; 3135 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 3136 nt->nt_wwn = wwn; 3137 nt->nt_nphdl = loopid; 3138 nt->nt_sid = PORT_ANY; 3139 nt->nt_did = PORT_ANY; 3140 nt->nt_lun = lun; 3141 nt->nt_need_ack = 1; 3142 nt->nt_channel = 0; 3143 nt->nt_ncode = NT_ABORT_TASK; 3144 nt->nt_lreserved = inot; 3145 isp_handle_platform_target_tmf(isp, nt); 3146 needack = 0; 3147 } 3148 rls_lun_statep(isp, tptr); 3149 break; 3150 } 3151 default: 3152 break; 3153 } 3154 if (needack) { 3155 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 3156 } 3157 } 3158 3159 static void 3160 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 3161 { 3162 uint16_t nphdl; 3163 uint16_t prli_options = 0; 3164 uint32_t portid; 3165 fcportdb_t *lp; 3166 uint8_t *ptr = NULL; 3167 uint64_t wwn; 3168 3169 nphdl = inot->in_nphdl; 3170 if (nphdl != NIL_HANDLE) { 3171 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 3172 } else { 3173 portid = PORT_ANY; 3174 } 3175 3176 switch (inot->in_status) { 3177 case IN24XX_ELS_RCVD: 3178 { 3179 char buf[16], *msg; 3180 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 3181 3182 /* 3183 * Note that we're just getting notification that an ELS was received 3184 * (possibly with some associated information sent upstream). This is 3185 * *not* the same as being given the ELS frame to accept or reject. 3186 */ 3187 switch (inot->in_status_subcode) { 3188 case LOGO: 3189 msg = "LOGO"; 3190 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3191 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3192 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 3193 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 3194 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 3195 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 3196 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 3197 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 3198 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 3199 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 3200 } else { 3201 wwn = INI_ANY; 3202 } 3203 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 3204 break; 3205 case PRLO: 3206 msg = "PRLO"; 3207 break; 3208 case PLOGI: 3209 case PRLI: 3210 /* 3211 * Treat PRLI the same as PLOGI and make a database entry for it. 3212 */ 3213 if (inot->in_status_subcode == PLOGI) { 3214 msg = "PLOGI"; 3215 } else { 3216 prli_options = inot->in_prli_options; 3217 msg = "PRLI"; 3218 } 3219 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3220 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3221 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 3222 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 3223 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 3224 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 3225 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 3226 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 3227 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 3228 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 3229 } else { 3230 wwn = INI_NONE; 3231 } 3232 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid, prli_options); 3233 break; 3234 case PDISC: 3235 msg = "PDISC"; 3236 break; 3237 case ADISC: 3238 msg = "ADISC"; 3239 break; 3240 default: 3241 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 3242 msg = buf; 3243 break; 3244 } 3245 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 3246 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); 3247 break; 3248 } 3249 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, 3250 inot->in_rxid, inot->in_oxid); 3251 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3252 break; 3253 } 3254 3255 case IN24XX_PORT_LOGOUT: 3256 ptr = "PORT LOGOUT"; 3257 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 3258 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 3259 } 3260 /* FALLTHROUGH */ 3261 case IN24XX_PORT_CHANGED: 3262 if (ptr == NULL) { 3263 ptr = "PORT CHANGED"; 3264 } 3265 /* FALLTHROUGH */ 3266 case IN24XX_LIP_RESET: 3267 if (ptr == NULL) { 3268 ptr = "LIP RESET"; 3269 } 3270 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); 3271 3272 /* 3273 * All subcodes here are irrelevant. What is relevant 3274 * is that we need to terminate all active commands from 3275 * this initiator (known by N-port handle). 3276 */ 3277 /* XXX IMPLEMENT XXX */ 3278 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3279 break; 3280 3281 case IN24XX_SRR_RCVD: 3282 #ifdef ISP_TARGET_MODE 3283 isp_handle_srr_notify(isp, inot); 3284 break; 3285 #else 3286 if (ptr == NULL) { 3287 ptr = "SRR RCVD"; 3288 } 3289 /* FALLTHROUGH */ 3290 #endif 3291 case IN24XX_LINK_RESET: 3292 if (ptr == NULL) { 3293 ptr = "LINK RESET"; 3294 } 3295 case IN24XX_LINK_FAILED: 3296 if (ptr == NULL) { 3297 ptr = "LINK FAILED"; 3298 } 3299 default: 3300 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), ptr); 3301 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3302 break; 3303 } 3304 } 3305 3306 static int 3307 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 3308 { 3309 3310 if (isp->isp_state != ISP_RUNSTATE) { 3311 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 3312 return (0); 3313 } 3314 3315 /* 3316 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 3317 */ 3318 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 3319 ct7_entry_t local, *cto = &local; 3320 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 3321 fcportdb_t *lp; 3322 uint32_t sid; 3323 uint16_t nphdl; 3324 3325 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 3326 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 3327 nphdl = lp->handle; 3328 } else { 3329 nphdl = NIL_HANDLE; 3330 } 3331 ISP_MEMZERO(&local, sizeof (local)); 3332 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3333 cto->ct_header.rqs_entry_count = 1; 3334 cto->ct_nphdl = nphdl; 3335 cto->ct_rxid = aep->at_rxid; 3336 cto->ct_vpidx = mp->nt_channel; 3337 cto->ct_iid_lo = sid; 3338 cto->ct_iid_hi = sid >> 16; 3339 cto->ct_oxid = aep->at_hdr.ox_id; 3340 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 3341 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 3342 return (isp_target_put_entry(isp, &local)); 3343 } 3344 3345 /* 3346 * This case is for a responding to an ABTS frame 3347 */ 3348 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3349 3350 /* 3351 * Overload nt_need_ack here to mark whether we've terminated the associated command. 3352 */ 3353 if (mp->nt_need_ack) { 3354 uint8_t storage[QENTRY_LEN]; 3355 ct7_entry_t *cto = (ct7_entry_t *) storage; 3356 abts_t *abts = (abts_t *)mp->nt_lreserved; 3357 3358 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 3359 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 3360 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3361 cto->ct_header.rqs_entry_count = 1; 3362 cto->ct_nphdl = mp->nt_nphdl; 3363 cto->ct_rxid = abts->abts_rxid_task; 3364 cto->ct_iid_lo = mp->nt_sid; 3365 cto->ct_iid_hi = mp->nt_sid >> 16; 3366 cto->ct_oxid = abts->abts_ox_id; 3367 cto->ct_vpidx = mp->nt_channel; 3368 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 3369 if (isp_target_put_entry(isp, cto)) { 3370 return (ENOMEM); 3371 } 3372 mp->nt_need_ack = 0; 3373 } 3374 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 3375 return (ENOMEM); 3376 } else { 3377 return (0); 3378 } 3379 } 3380 3381 /* 3382 * Handle logout cases here 3383 */ 3384 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 3385 isp_del_all_wwn_entries(isp, mp->nt_channel); 3386 } 3387 3388 if (mp->nt_ncode == NT_LOGOUT) { 3389 if (!IS_2100(isp) && IS_FC(isp)) { 3390 isp_del_wwn_entries(isp, mp); 3391 } 3392 } 3393 3394 /* 3395 * General purpose acknowledgement 3396 */ 3397 if (mp->nt_need_ack) { 3398 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 3399 /* 3400 * Don't need to use the guaranteed send because the caller can retry 3401 */ 3402 return (isp_notify_ack(isp, mp->nt_lreserved)); 3403 } 3404 return (0); 3405 } 3406 3407 /* 3408 * Handle task management functions. 3409 * 3410 * We show up here with a notify structure filled out. 3411 * 3412 * The nt_lreserved tag points to the original queue entry 3413 */ 3414 static void 3415 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 3416 { 3417 tstate_t *tptr; 3418 fcportdb_t *lp; 3419 struct ccb_immediate_notify *inot; 3420 inot_private_data_t *ntp = NULL; 3421 lun_id_t lun; 3422 3423 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 3424 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 3425 /* 3426 * NB: This assignment is necessary because of tricky type conversion. 3427 * XXX: This is tricky and I need to check this. If the lun isn't known 3428 * XXX: for the task management function, it does not of necessity follow 3429 * XXX: that it should go up stream to the wildcard listener. 3430 */ 3431 if (notify->nt_lun == LUN_ANY) { 3432 lun = CAM_LUN_WILDCARD; 3433 } else { 3434 lun = notify->nt_lun; 3435 } 3436 tptr = get_lun_statep(isp, notify->nt_channel, lun); 3437 if (tptr == NULL) { 3438 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 3439 if (tptr == NULL) { 3440 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 3441 goto bad; 3442 } 3443 } 3444 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3445 if (inot == NULL) { 3446 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 3447 goto bad; 3448 } 3449 3450 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 3451 inot->initiator_id = CAM_TARGET_WILDCARD; 3452 } else { 3453 inot->initiator_id = lp->handle; 3454 } 3455 inot->seq_id = notify->nt_tagval; 3456 inot->tag_id = notify->nt_tagval >> 32; 3457 3458 switch (notify->nt_ncode) { 3459 case NT_ABORT_TASK: 3460 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 3461 inot->arg = MSG_ABORT_TASK; 3462 break; 3463 case NT_ABORT_TASK_SET: 3464 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 3465 inot->arg = MSG_ABORT_TASK_SET; 3466 break; 3467 case NT_CLEAR_ACA: 3468 inot->arg = MSG_CLEAR_ACA; 3469 break; 3470 case NT_CLEAR_TASK_SET: 3471 inot->arg = MSG_CLEAR_TASK_SET; 3472 break; 3473 case NT_LUN_RESET: 3474 inot->arg = MSG_LOGICAL_UNIT_RESET; 3475 break; 3476 case NT_TARGET_RESET: 3477 inot->arg = MSG_TARGET_RESET; 3478 break; 3479 default: 3480 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); 3481 goto bad; 3482 } 3483 3484 ntp = isp_get_ntpd(isp, tptr); 3485 if (ntp == NULL) { 3486 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 3487 goto bad; 3488 } 3489 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 3490 if (notify->nt_lreserved) { 3491 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 3492 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 3493 } 3494 ntp->rd.seq_id = notify->nt_tagval; 3495 ntp->rd.tag_id = notify->nt_tagval >> 32; 3496 3497 tptr->inot_count--; 3498 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3499 rls_lun_statep(isp, tptr); 3500 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3501 inot->ccb_h.status = CAM_MESSAGE_RECV; 3502 xpt_done((union ccb *)inot); 3503 return; 3504 bad: 3505 if (tptr) { 3506 rls_lun_statep(isp, tptr); 3507 } 3508 if (notify->nt_need_ack && notify->nt_lreserved) { 3509 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3510 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 3511 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 3512 } 3513 } else { 3514 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 3515 } 3516 } 3517 } 3518 3519 /* 3520 * Find the associated private data and mark it as dead so 3521 * we don't try to work on it any further. 3522 */ 3523 static void 3524 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 3525 { 3526 tstate_t *tptr; 3527 atio_private_data_t *atp; 3528 union ccb *accb = ccb->cab.abort_ccb; 3529 3530 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3531 if (tptr == NULL) { 3532 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 3533 if (tptr == NULL) { 3534 ccb->ccb_h.status = CAM_REQ_INVALID; 3535 return; 3536 } 3537 } 3538 3539 atp = isp_find_atpd(isp, tptr, accb->atio.tag_id); 3540 if (atp == NULL) { 3541 ccb->ccb_h.status = CAM_REQ_INVALID; 3542 } else { 3543 atp->dead = 1; 3544 ccb->ccb_h.status = CAM_REQ_CMP; 3545 } 3546 rls_lun_statep(isp, tptr); 3547 } 3548 3549 static void 3550 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 3551 { 3552 atio_private_data_t *atp; 3553 inot_private_data_t *restart_queue = tptr->restart_queue; 3554 3555 /* 3556 * First, clean any commands pending restart 3557 */ 3558 tptr->restart_queue = NULL; 3559 while (restart_queue) { 3560 uint32_t this_tag_id; 3561 inot_private_data_t *ntp = restart_queue; 3562 3563 restart_queue = ntp->rd.nt.nt_hba; 3564 3565 if (IS_24XX(isp)) { 3566 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3567 } else { 3568 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3569 } 3570 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3571 isp_put_ntpd(isp, tptr, ntp); 3572 } else { 3573 ntp->rd.nt.nt_hba = tptr->restart_queue; 3574 tptr->restart_queue = ntp; 3575 } 3576 } 3577 3578 /* 3579 * Now mark other ones dead as well. 3580 */ 3581 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3582 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3583 atp->dead = 1; 3584 } 3585 } 3586 } 3587 3588 3589 #ifdef ISP_INTERNAL_TARGET 3590 //#define ISP_SEPARATE_STATUS 1 3591 #define ISP_MULTI_CCBS 1 3592 #if defined(ISP_MULTI_CCBS) && !defined(ISP_SEPARATE_STATUS) 3593 #define ISP_SEPARATE_STATUS 1 3594 #endif 3595 3596 typedef struct periph_private_data_t { 3597 union ccb *ccb; /* original ATIO or Immediate Notify */ 3598 unsigned long offset; /* current offset */ 3599 int sequence; /* current CTIO sequence */ 3600 int ctio_cnt; /* current # of ctio's outstanding */ 3601 int 3602 status_sent : 1, 3603 on_queue : 1; /* on restart queue */ 3604 } ppd_t; 3605 /* 3606 * Each ATIO we allocate will have periph private data associated with it 3607 * that maintains per-command state. This private to each ATIO. 3608 */ 3609 #define ATIO_PPD(ccb) ((ppd_t *)(((struct ccb_hdr *)ccb)->ppriv_ptr0)) 3610 /* 3611 * Each CTIO we send downstream will get a pointer to the ATIO itself 3612 * so that on completion we can retrieve that pointer. 3613 */ 3614 #define ccb_atio ppriv_ptr1 3615 #define ccb_inot ppriv_ptr1 3616 3617 /* 3618 * Each CTIO we send downstream will contain a sequence number 3619 */ 3620 #define CTIO_SEQ(ccb) ccb->ccb_h.ppriv_field0 3621 3622 #define MAX_ISP_TARG_TRANSFER (2 << 20) 3623 #define NISP_TARG_CMDS 64 3624 #define NISP_TARG_NOTIFIES 64 3625 #define DISK_SHIFT 9 3626 #define JUNK_SIZE 256 3627 #define MULTI_CCB_DATA_LIM 8192 3628 //#define MULTI_CCB_DATA_CNT 64 3629 #define MULTI_CCB_DATA_CNT 8 3630 3631 extern u_int vm_kmem_size; 3632 static int ca; 3633 static uint32_t disk_size; 3634 static uint8_t *disk_data = NULL; 3635 static uint8_t *junk_data; 3636 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 3637 struct isptarg_softc { 3638 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 3639 struct isp_ccbq work_queue; 3640 struct isp_ccbq rework_queue; 3641 struct isp_ccbq running_queue; 3642 struct isp_ccbq inot_queue; 3643 struct cam_periph *periph; 3644 struct cam_path *path; 3645 ispsoftc_t *isp; 3646 }; 3647 static periph_ctor_t isptargctor; 3648 static periph_dtor_t isptargdtor; 3649 static periph_start_t isptargstart; 3650 static periph_init_t isptarginit; 3651 static void isptarg_done(struct cam_periph *, union ccb *); 3652 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3653 3654 3655 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3656 3657 static struct periph_driver isptargdriver = 3658 { 3659 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), 0 3660 }; 3661 3662 static void 3663 isptarginit(void) 3664 { 3665 } 3666 3667 static void 3668 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3669 { 3670 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3671 3672 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__, 3673 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3674 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3675 ack->ccb_h.flags = 0; 3676 ack->ccb_h.retry_count = 0; 3677 ack->ccb_h.cbfcnp = isptarg_done; 3678 ack->ccb_h.timeout = 0; 3679 ack->ccb_h.ccb_inot = inot; 3680 ack->tag_id = inot->tag_id; 3681 ack->seq_id = inot->seq_id; 3682 ack->initiator_id = inot->initiator_id; 3683 xpt_action(iccb); 3684 } 3685 3686 static void 3687 isptargstart(struct cam_periph *periph, union ccb *iccb) 3688 { 3689 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 3690 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3691 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3692 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L', 3693 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E', 3694 '0', '0', '0', '1' 3695 }; 3696 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3697 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3698 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3699 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3700 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3701 '0', '0', '0', '1' 3702 }; 3703 int r, i, more = 0, last, is_data_cmd = 0, is_write; 3704 char *queue; 3705 struct isptarg_softc *softc = periph->softc; 3706 struct ccb_scsiio *csio; 3707 lun_id_t return_lun; 3708 struct ccb_accept_tio *atio; 3709 uint8_t *cdb, *ptr, status; 3710 uint8_t *data_ptr; 3711 uint32_t data_len, flags; 3712 struct ccb_hdr *ccbh; 3713 3714 mtx_assert(periph->sim->mtx, MA_OWNED); 3715 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, 3716 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3717 /* 3718 * Check for immediate notifies first 3719 */ 3720 ccbh = TAILQ_FIRST(&softc->inot_queue); 3721 if (ccbh) { 3722 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3723 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3724 xpt_schedule(periph, 1); 3725 } 3726 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3727 return; 3728 } 3729 3730 /* 3731 * Check the rework (continuation) work queue first. 3732 */ 3733 ccbh = TAILQ_FIRST(&softc->rework_queue); 3734 if (ccbh) { 3735 atio = (struct ccb_accept_tio *)ccbh; 3736 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3737 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3738 queue = "rework"; 3739 } else { 3740 ccbh = TAILQ_FIRST(&softc->work_queue); 3741 if (ccbh == NULL) { 3742 xpt_release_ccb(iccb); 3743 return; 3744 } 3745 atio = (struct ccb_accept_tio *)ccbh; 3746 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3747 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3748 queue = "work"; 3749 } 3750 ATIO_PPD(atio)->on_queue = 0; 3751 3752 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3753 panic("BAD ATIO"); 3754 } 3755 3756 data_len = is_write = 0; 3757 data_ptr = NULL; 3758 csio = &iccb->csio; 3759 status = SCSI_STATUS_OK; 3760 flags = CAM_SEND_STATUS; 3761 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3762 cdb = atio->cdb_io.cdb_bytes; 3763 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, 3764 queue, atio->init_id, cdb[0], ATIO_PPD(atio)->offset); 3765 3766 return_lun = XS_LUN(atio); 3767 if (return_lun != 0) { 3768 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3769 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3770 status = SCSI_STATUS_CHECK_COND; 3771 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3772 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3773 SDFIXED(atio->sense_data)->add_sense_code = 0x25; /* LOGICAL UNIT NOT SUPPORTED */ 3774 atio->sense_len = SSD_MIN_SIZE; 3775 } 3776 return_lun = CAM_LUN_WILDCARD; 3777 } 3778 3779 switch (cdb[0]) { 3780 case REQUEST_SENSE: 3781 flags |= CAM_DIR_IN; 3782 data_len = sizeof (atio->sense_data); 3783 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3784 memset(junk_data+1, 0, data_len-1); 3785 if (data_len > cdb[4]) { 3786 data_len = cdb[4]; 3787 } 3788 if (data_len) { 3789 data_ptr = junk_data; 3790 } 3791 break; 3792 case WRITE_6: 3793 case WRITE_10: 3794 case WRITE_12: 3795 case WRITE_16: 3796 is_write = 1; 3797 /* FALLTHROUGH */ 3798 case READ_6: 3799 case READ_10: 3800 case READ_12: 3801 case READ_16: 3802 is_data_cmd = 1; 3803 r = isptarg_rwparm(cdb, disk_data, disk_size, ATIO_PPD(atio)->offset, &data_ptr, &data_len, &last); 3804 if (r != 0) { 3805 status = SCSI_STATUS_CHECK_COND; 3806 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3807 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3808 if (r == -1) { 3809 SDFIXED(atio->sense_data)->add_sense_code = 0x21; /* LOGICAL BLOCK ADDRESS OUT OF RANGE */ 3810 } else { 3811 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3812 } 3813 atio->sense_len = SSD_MIN_SIZE; 3814 } else { 3815 #ifdef ISP_SEPARATE_STATUS 3816 if (last && data_len) { 3817 last = 0; 3818 } 3819 #endif 3820 if (last == 0) { 3821 flags &= ~CAM_SEND_STATUS; 3822 } 3823 if (data_len) { 3824 ATIO_PPD(atio)->offset += data_len; 3825 if (is_write) 3826 flags |= CAM_DIR_OUT; 3827 else 3828 flags |= CAM_DIR_IN; 3829 } else { 3830 flags |= CAM_DIR_NONE; 3831 } 3832 } 3833 break; 3834 case INQUIRY: 3835 flags |= CAM_DIR_IN; 3836 if (cdb[1] || cdb[2] || cdb[3]) { 3837 status = SCSI_STATUS_CHECK_COND; 3838 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3839 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3840 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3841 atio->sense_len = SSD_MIN_SIZE; 3842 break; 3843 } 3844 data_len = sizeof (iqd); 3845 if (data_len > cdb[4]) { 3846 data_len = cdb[4]; 3847 } 3848 if (data_len) { 3849 if (XS_LUN(iccb) != 0) { 3850 memcpy(junk_data, niliqd, sizeof (iqd)); 3851 } else { 3852 memcpy(junk_data, iqd, sizeof (iqd)); 3853 } 3854 data_ptr = junk_data; 3855 } 3856 break; 3857 case TEST_UNIT_READY: 3858 flags |= CAM_DIR_NONE; 3859 if (ca) { 3860 ca = 0; 3861 status = SCSI_STATUS_CHECK_COND; 3862 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3863 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3864 SDFIXED(atio->sense_data)->add_sense_code = 0x29; /* POWER ON, RESET, OR BUS DEVICE RESET OCCURRED */ 3865 atio->sense_len = SSD_MIN_SIZE; 3866 } 3867 break; 3868 case SYNCHRONIZE_CACHE: 3869 case START_STOP: 3870 case RESERVE: 3871 case RELEASE: 3872 case VERIFY_10: 3873 flags |= CAM_DIR_NONE; 3874 break; 3875 3876 case READ_CAPACITY: 3877 flags |= CAM_DIR_IN; 3878 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3879 status = SCSI_STATUS_CHECK_COND; 3880 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3881 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3882 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3883 atio->sense_len = SSD_MIN_SIZE; 3884 break; 3885 } 3886 if (cdb[8] & 0x1) { /* PMI */ 3887 junk_data[0] = 0xff; 3888 junk_data[1] = 0xff; 3889 junk_data[2] = 0xff; 3890 junk_data[3] = 0xff; 3891 } else { 3892 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3893 if (last_blk < 0xffffffffULL) { 3894 junk_data[0] = (last_blk >> 24) & 0xff; 3895 junk_data[1] = (last_blk >> 16) & 0xff; 3896 junk_data[2] = (last_blk >> 8) & 0xff; 3897 junk_data[3] = (last_blk) & 0xff; 3898 } else { 3899 junk_data[0] = 0xff; 3900 junk_data[1] = 0xff; 3901 junk_data[2] = 0xff; 3902 junk_data[3] = 0xff; 3903 } 3904 } 3905 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3906 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3907 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3908 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3909 data_ptr = junk_data; 3910 data_len = 8; 3911 break; 3912 case REPORT_LUNS: 3913 flags |= CAM_DIR_IN; 3914 memset(junk_data, 0, JUNK_SIZE); 3915 junk_data[0] = (1 << 3) >> 24; 3916 junk_data[1] = (1 << 3) >> 16; 3917 junk_data[2] = (1 << 3) >> 8; 3918 junk_data[3] = (1 << 3); 3919 ptr = NULL; 3920 for (i = 0; i < 1; i++) { 3921 ptr = &junk_data[8 + (i << 3)]; 3922 if (i >= 256) { 3923 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3924 } 3925 ptr[1] = i; 3926 } 3927 data_ptr = junk_data; 3928 data_len = (ptr + 8) - junk_data; 3929 break; 3930 3931 default: 3932 flags |= CAM_DIR_NONE; 3933 status = SCSI_STATUS_CHECK_COND; 3934 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3935 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3936 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3937 atio->sense_len = SSD_MIN_SIZE; 3938 break; 3939 } 3940 3941 /* 3942 * If we are done with the transaction, tell the 3943 * controller to send status and perform a CMD_CMPLT. 3944 * If we have associated sense data, see if we can 3945 * send that too. 3946 */ 3947 if (status == SCSI_STATUS_CHECK_COND) { 3948 flags |= CAM_SEND_SENSE; 3949 csio->sense_len = atio->sense_len; 3950 csio->sense_data = atio->sense_data; 3951 flags &= ~CAM_DIR_MASK; 3952 data_len = 0; 3953 data_ptr = NULL; 3954 } 3955 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); 3956 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3957 iccb->ccb_h.target_lun = return_lun; 3958 iccb->ccb_h.ccb_atio = atio; 3959 CTIO_SEQ(iccb) = ATIO_PPD(atio)->sequence++; 3960 ATIO_PPD(atio)->ctio_cnt++; 3961 if (flags & CAM_SEND_STATUS) { 3962 KASSERT((ATIO_PPD(atio)->status_sent == 0), ("we have already sent status for 0x%x in %s", atio->tag_id, __func__)); 3963 ATIO_PPD(atio)->status_sent = 1; 3964 } 3965 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); 3966 xpt_action(iccb); 3967 3968 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3969 cam_release_devq(periph->path, 0, 0, 0, 0); 3970 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3971 } 3972 #ifdef ISP_MULTI_CCBS 3973 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) { 3974 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, atio->ccb_h.path, "%s: more still to do for 0x%x\n", __func__, atio->tag_id); 3975 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3976 ATIO_PPD(atio)->on_queue = 1; 3977 more = 1; 3978 } 3979 #endif 3980 if (more) { 3981 xpt_schedule(periph, 1); 3982 } 3983 } 3984 3985 static cam_status 3986 isptargctor(struct cam_periph *periph, void *arg) 3987 { 3988 struct isptarg_softc *softc; 3989 3990 softc = (struct isptarg_softc *)arg; 3991 periph->softc = softc; 3992 softc->periph = periph; 3993 softc->path = periph->path; 3994 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 3995 return (CAM_REQ_CMP); 3996 } 3997 3998 static void 3999 isptargdtor(struct cam_periph *periph) 4000 { 4001 struct isptarg_softc *softc; 4002 softc = (struct isptarg_softc *)periph->softc; 4003 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 4004 softc->periph = NULL; 4005 softc->path = NULL; 4006 periph->softc = NULL; 4007 } 4008 4009 static void 4010 isptarg_done(struct cam_periph *periph, union ccb *ccb) 4011 { 4012 struct isptarg_softc *softc; 4013 ispsoftc_t *isp; 4014 uint32_t newoff; 4015 struct ccb_accept_tio *atio; 4016 struct ccb_immediate_notify *inot; 4017 cam_status status; 4018 4019 softc = (struct isptarg_softc *)periph->softc; 4020 isp = softc->isp; 4021 status = ccb->ccb_h.status & CAM_STATUS_MASK; 4022 4023 switch (ccb->ccb_h.func_code) { 4024 case XPT_ACCEPT_TARGET_IO: 4025 atio = (struct ccb_accept_tio *) ccb; 4026 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 4027 memset(ATIO_PPD(atio), 0, sizeof (ppd_t)); 4028 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 4029 ATIO_PPD(atio)->on_queue = 1; 4030 xpt_schedule(periph, 1); 4031 break; 4032 case XPT_IMMEDIATE_NOTIFY: 4033 inot = (struct ccb_immediate_notify *) ccb; 4034 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__); 4035 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 4036 xpt_schedule(periph, 1); 4037 break; 4038 case XPT_CONT_TARGET_IO: 4039 atio = ccb->ccb_h.ccb_atio; 4040 KASSERT((ATIO_PPD(atio)->ctio_cnt != 0), ("ctio zero when finishing a CTIO")); 4041 ATIO_PPD(atio)->ctio_cnt--; 4042 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4043 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 4044 case CAM_MESSAGE_RECV: 4045 newoff = (ccb->csio.msg_ptr[3] << 24) | (ccb->csio.msg_ptr[4] << 16) | (ccb->csio.msg_ptr[5] << 8) | (ccb->csio.msg_ptr[6]); 4046 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)); 4047 ATIO_PPD(atio)->offset = newoff; 4048 ATIO_PPD(atio)->status_sent = 0; 4049 if (ATIO_PPD(atio)->on_queue == 0) { 4050 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 4051 ATIO_PPD(atio)->on_queue = 1; 4052 } 4053 xpt_schedule(periph, 1); 4054 break; 4055 default: 4056 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 4057 xpt_action((union ccb *)atio); 4058 break; 4059 } 4060 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 4061 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__); 4062 if (ATIO_PPD(atio)->status_sent == 0 && ATIO_PPD(atio)->on_queue == 0) { 4063 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 4064 ATIO_PPD(atio)->on_queue = 1; 4065 } 4066 xpt_schedule(periph, 1); 4067 } else { 4068 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)); 4069 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__); 4070 xpt_action((union ccb *)atio); 4071 } 4072 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 4073 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 4074 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 4075 } 4076 xpt_release_ccb(ccb); 4077 break; 4078 case XPT_NOTIFY_ACKNOWLEDGE: 4079 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 4080 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 4081 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 4082 } 4083 inot = ccb->ccb_h.ccb_inot; 4084 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); 4085 xpt_release_ccb(ccb); 4086 xpt_action((union ccb *)inot); 4087 break; 4088 default: 4089 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 4090 break; 4091 } 4092 } 4093 4094 static void 4095 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 4096 { 4097 struct ac_contract *acp = arg; 4098 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 4099 4100 if (code != AC_CONTRACT) { 4101 return; 4102 } 4103 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 4104 } 4105 4106 static void 4107 isp_target_thread(ispsoftc_t *isp, int chan) 4108 { 4109 union ccb *ccb = NULL; 4110 int i; 4111 void *wchan; 4112 cam_status status; 4113 struct isptarg_softc *softc = NULL; 4114 struct cam_periph *periph = NULL, *wperiph = NULL; 4115 struct cam_path *path, *wpath; 4116 struct cam_sim *sim; 4117 4118 if (disk_data == NULL) { 4119 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 4120 if (disk_size < (50 << 20)) { 4121 disk_size = 50 << 20; 4122 } 4123 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 4124 if (disk_data == NULL) { 4125 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 4126 goto out; 4127 } 4128 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 4129 } 4130 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 4131 if (junk_data == NULL) { 4132 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 4133 goto out; 4134 } 4135 4136 4137 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 4138 if (softc == NULL) { 4139 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 4140 goto out; 4141 } 4142 TAILQ_INIT(&softc->work_queue); 4143 TAILQ_INIT(&softc->rework_queue); 4144 TAILQ_INIT(&softc->running_queue); 4145 TAILQ_INIT(&softc->inot_queue); 4146 softc->isp = isp; 4147 4148 periphdriver_register(&isptargdriver); 4149 ISP_GET_PC(isp, chan, sim, sim); 4150 ISP_GET_PC(isp, chan, path, path); 4151 status = xpt_create_path(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 4152 if (status != CAM_REQ_CMP) { 4153 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 4154 return; 4155 } 4156 status = xpt_create_path(&path, NULL, cam_sim_path(sim), 0, 0); 4157 if (status != CAM_REQ_CMP) { 4158 xpt_free_path(wpath); 4159 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 4160 return; 4161 } 4162 4163 ISP_LOCK(isp); 4164 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 4165 if (status != CAM_REQ_CMP) { 4166 ISP_UNLOCK(isp); 4167 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 4168 goto out; 4169 } 4170 wperiph = cam_periph_find(wpath, "isptarg"); 4171 if (wperiph == NULL) { 4172 ISP_UNLOCK(isp); 4173 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 4174 goto out; 4175 } 4176 4177 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 4178 if (status != CAM_REQ_CMP) { 4179 ISP_UNLOCK(isp); 4180 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 4181 goto out; 4182 } 4183 4184 periph = cam_periph_find(path, "isptarg"); 4185 if (periph == NULL) { 4186 ISP_UNLOCK(isp); 4187 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 4188 goto out; 4189 } 4190 4191 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 4192 if (status != CAM_REQ_CMP) { 4193 ISP_UNLOCK(isp); 4194 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 4195 goto out; 4196 } 4197 4198 ISP_UNLOCK(isp); 4199 4200 ccb = xpt_alloc_ccb(); 4201 4202 /* 4203 * Make sure role is none. 4204 */ 4205 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4206 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4207 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 4208 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4209 4210 ISP_LOCK(isp); 4211 xpt_action(ccb); 4212 ISP_UNLOCK(isp); 4213 4214 /* 4215 * Now enable luns 4216 */ 4217 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4218 ccb->ccb_h.func_code = XPT_EN_LUN; 4219 ccb->cel.enable = 1; 4220 ISP_LOCK(isp); 4221 xpt_action(ccb); 4222 ISP_UNLOCK(isp); 4223 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4224 xpt_free_ccb(ccb); 4225 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4226 goto out; 4227 } 4228 4229 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 4230 ccb->ccb_h.func_code = XPT_EN_LUN; 4231 ccb->cel.enable = 1; 4232 ISP_LOCK(isp); 4233 xpt_action(ccb); 4234 ISP_UNLOCK(isp); 4235 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4236 xpt_free_ccb(ccb); 4237 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4238 goto out; 4239 } 4240 xpt_free_ccb(ccb); 4241 4242 /* 4243 * Add resources 4244 */ 4245 ISP_GET_PC(isp, chan, target_proc, wchan); 4246 for (i = 0; i < 4; i++) { 4247 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4248 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4249 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4250 ccb->ccb_h.cbfcnp = isptarg_done; 4251 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO); 4252 ISP_LOCK(isp); 4253 xpt_action(ccb); 4254 ISP_UNLOCK(isp); 4255 } 4256 for (i = 0; i < NISP_TARG_CMDS; i++) { 4257 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4258 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4259 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4260 ccb->ccb_h.cbfcnp = isptarg_done; 4261 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO); 4262 ISP_LOCK(isp); 4263 xpt_action(ccb); 4264 ISP_UNLOCK(isp); 4265 } 4266 for (i = 0; i < 4; i++) { 4267 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4268 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4269 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4270 ccb->ccb_h.cbfcnp = isptarg_done; 4271 ISP_LOCK(isp); 4272 xpt_action(ccb); 4273 ISP_UNLOCK(isp); 4274 } 4275 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 4276 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4277 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4278 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4279 ccb->ccb_h.cbfcnp = isptarg_done; 4280 ISP_LOCK(isp); 4281 xpt_action(ccb); 4282 ISP_UNLOCK(isp); 4283 } 4284 4285 /* 4286 * Now turn it all back on 4287 */ 4288 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4289 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4290 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4291 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 4292 ISP_LOCK(isp); 4293 xpt_action(ccb); 4294 ISP_UNLOCK(isp); 4295 4296 /* 4297 * Okay, while things are still active, sleep... 4298 */ 4299 ISP_LOCK(isp); 4300 for (;;) { 4301 ISP_GET_PC(isp, chan, proc_active, i); 4302 if (i == 0) { 4303 break; 4304 } 4305 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 4306 } 4307 ISP_UNLOCK(isp); 4308 4309 out: 4310 if (wperiph) { 4311 cam_periph_invalidate(wperiph); 4312 } 4313 if (periph) { 4314 cam_periph_invalidate(periph); 4315 } 4316 if (junk_data) { 4317 free(junk_data, M_ISPTARG); 4318 } 4319 if (disk_data) { 4320 free(disk_data, M_ISPTARG); 4321 } 4322 if (softc) { 4323 free(softc, M_ISPTARG); 4324 } 4325 xpt_free_path(path); 4326 xpt_free_path(wpath); 4327 } 4328 4329 static void 4330 isp_target_thread_pi(void *arg) 4331 { 4332 struct isp_spi *pi = arg; 4333 ispsoftc_t *isp = cam_sim_softc(pi->sim); 4334 int chan = cam_sim_bus(pi->sim); 4335 4336 isp_target_thread(isp, chan); 4337 ISP_SPI_PC(isp, chan)->num_threads -= 1; 4338 kthread_exit(); 4339 } 4340 4341 static void 4342 isp_target_thread_fc(void *arg) 4343 { 4344 struct isp_fc *fc = arg; 4345 ispsoftc_t *isp = cam_sim_softc(pi->sim); 4346 int chan = cam_sim_bus(pi->sim); 4347 4348 isp_target_thread(isp, chan); 4349 ISP_FC_PC(isp, chan)->num_threads -= 1; 4350 kthread_exit(); 4351 } 4352 4353 static int 4354 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 4355 { 4356 uint32_t cnt, curcnt; 4357 uint64_t lba; 4358 4359 switch (cdb[0]) { 4360 case WRITE_16: 4361 case READ_16: 4362 cnt = (((uint32_t)cdb[10]) << 24) | 4363 (((uint32_t)cdb[11]) << 16) | 4364 (((uint32_t)cdb[12]) << 8) | 4365 ((uint32_t)cdb[13]); 4366 4367 lba = (((uint64_t)cdb[2]) << 56) | 4368 (((uint64_t)cdb[3]) << 48) | 4369 (((uint64_t)cdb[4]) << 40) | 4370 (((uint64_t)cdb[5]) << 32) | 4371 (((uint64_t)cdb[6]) << 24) | 4372 (((uint64_t)cdb[7]) << 16) | 4373 (((uint64_t)cdb[8]) << 8) | 4374 ((uint64_t)cdb[9]); 4375 break; 4376 case WRITE_12: 4377 case READ_12: 4378 cnt = (((uint32_t)cdb[6]) << 16) | 4379 (((uint32_t)cdb[7]) << 8) | 4380 ((u_int32_t)cdb[8]); 4381 4382 lba = (((uint32_t)cdb[2]) << 24) | 4383 (((uint32_t)cdb[3]) << 16) | 4384 (((uint32_t)cdb[4]) << 8) | 4385 ((uint32_t)cdb[5]); 4386 break; 4387 case WRITE_10: 4388 case READ_10: 4389 cnt = (((uint32_t)cdb[7]) << 8) | 4390 ((u_int32_t)cdb[8]); 4391 4392 lba = (((uint32_t)cdb[2]) << 24) | 4393 (((uint32_t)cdb[3]) << 16) | 4394 (((uint32_t)cdb[4]) << 8) | 4395 ((uint32_t)cdb[5]); 4396 break; 4397 case WRITE_6: 4398 case READ_6: 4399 cnt = cdb[4]; 4400 if (cnt == 0) { 4401 cnt = 256; 4402 } 4403 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 4404 (((uint32_t)cdb[2]) << 8) | 4405 ((uint32_t)cdb[3]); 4406 break; 4407 default: 4408 return (-1); 4409 } 4410 4411 cnt <<= DISK_SHIFT; 4412 lba <<= DISK_SHIFT; 4413 4414 if (offset == cnt) { 4415 *lp = 1; 4416 return (0); 4417 } 4418 4419 if (lba + cnt > dl) { 4420 return (-2); 4421 } 4422 4423 curcnt = MAX_ISP_TARG_TRANSFER; 4424 if (offset + curcnt >= cnt) { 4425 curcnt = cnt - offset; 4426 *lp = 1; 4427 } else { 4428 *lp = 0; 4429 } 4430 #ifdef ISP_MULTI_CCBS 4431 if (curcnt > MULTI_CCB_DATA_LIM) 4432 curcnt = MULTI_CCB_DATA_LIM; 4433 #endif 4434 *tl = curcnt; 4435 *kp = &dp[lba + offset]; 4436 return (0); 4437 } 4438 4439 #endif 4440 #endif 4441 4442 static void 4443 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 4444 { 4445 struct cam_sim *sim; 4446 int bus, tgt; 4447 ispsoftc_t *isp; 4448 4449 sim = (struct cam_sim *)cbarg; 4450 isp = (ispsoftc_t *) cam_sim_softc(sim); 4451 bus = cam_sim_bus(sim); 4452 tgt = xpt_path_target_id(path); 4453 4454 switch (code) { 4455 case AC_LOST_DEVICE: 4456 if (IS_SCSI(isp)) { 4457 uint16_t oflags, nflags; 4458 sdparam *sdp = SDPARAM(isp, bus); 4459 4460 if (tgt >= 0) { 4461 nflags = sdp->isp_devparam[tgt].nvrm_flags; 4462 #ifndef ISP_TARGET_MODE 4463 nflags &= DPARM_SAFE_DFLT; 4464 if (isp->isp_loaded_fw) { 4465 nflags |= DPARM_NARROW | DPARM_ASYNC; 4466 } 4467 #else 4468 nflags = DPARM_DEFAULT; 4469 #endif 4470 oflags = sdp->isp_devparam[tgt].goal_flags; 4471 sdp->isp_devparam[tgt].goal_flags = nflags; 4472 sdp->isp_devparam[tgt].dev_update = 1; 4473 sdp->update = 1; 4474 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4475 sdp->isp_devparam[tgt].goal_flags = oflags; 4476 } 4477 } 4478 break; 4479 default: 4480 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 4481 break; 4482 } 4483 } 4484 4485 static void 4486 isp_poll(struct cam_sim *sim) 4487 { 4488 ispsoftc_t *isp = cam_sim_softc(sim); 4489 uint32_t isr; 4490 uint16_t sema, mbox; 4491 4492 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 4493 isp_intr(isp, isr, sema, mbox); 4494 } 4495 } 4496 4497 4498 static void 4499 isp_watchdog(void *arg) 4500 { 4501 struct ccb_scsiio *xs = arg; 4502 ispsoftc_t *isp; 4503 uint32_t ohandle = ISP_HANDLE_FREE, handle; 4504 4505 isp = XS_ISP(xs); 4506 4507 handle = isp_find_handle(isp, xs); 4508 4509 /* 4510 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 4511 */ 4512 if (handle != ISP_HANDLE_FREE) { 4513 uint32_t isr; 4514 uint16_t sema, mbox; 4515 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) { 4516 isp_intr(isp, isr, sema, mbox); 4517 } 4518 ohandle = handle; 4519 handle = isp_find_handle(isp, xs); 4520 } 4521 if (handle != ISP_HANDLE_FREE) { 4522 /* 4523 * Try and make sure the command is really dead before 4524 * we release the handle (and DMA resources) for reuse. 4525 * 4526 * If we are successful in aborting the command then 4527 * we're done here because we'll get the command returned 4528 * back separately. 4529 */ 4530 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 4531 return; 4532 } 4533 4534 /* 4535 * Note that after calling the above, the command may in 4536 * fact have been completed. 4537 */ 4538 xs = isp_find_xs(isp, handle); 4539 4540 /* 4541 * If the command no longer exists, then we won't 4542 * be able to find the xs again with this handle. 4543 */ 4544 if (xs == NULL) { 4545 return; 4546 } 4547 4548 /* 4549 * After this point, the command is really dead. 4550 */ 4551 if (XS_XFRLEN(xs)) { 4552 ISP_DMAFREE(isp, xs, handle); 4553 } 4554 isp_destroy_handle(isp, handle); 4555 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 4556 xs->ccb_h.status &= ~CAM_STATUS_MASK; 4557 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 4558 isp_prt_endcmd(isp, xs); 4559 isp_done(xs); 4560 } else { 4561 if (ohandle != ISP_HANDLE_FREE) { 4562 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 4563 } else { 4564 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 4565 } 4566 } 4567 } 4568 4569 static void 4570 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 4571 { 4572 union ccb *ccb; 4573 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4574 4575 if (isp_autoconfig == 0) { 4576 return; 4577 } 4578 4579 /* 4580 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 4581 */ 4582 ccb = xpt_alloc_ccb_nowait(); 4583 if (ccb == NULL) { 4584 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 4585 return; 4586 } 4587 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 4588 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4589 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 4590 xpt_free_ccb(ccb); 4591 return; 4592 } 4593 xpt_rescan(ccb); 4594 } 4595 4596 static void 4597 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 4598 { 4599 struct cam_path *tp; 4600 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4601 4602 if (isp_autoconfig == 0) { 4603 return; 4604 } 4605 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 4606 xpt_async(AC_LOST_DEVICE, tp, NULL); 4607 xpt_free_path(tp); 4608 } 4609 } 4610 4611 /* 4612 * Gone Device Timer Function- when we have decided that a device has gone 4613 * away, we wait a specific period of time prior to telling the OS it has 4614 * gone away. 4615 * 4616 * This timer function fires once a second and then scans the port database 4617 * for devices that are marked dead but still have a virtual target assigned. 4618 * We decrement a counter for that port database entry, and when it hits zero, 4619 * we tell the OS the device has gone away. 4620 */ 4621 static void 4622 isp_gdt(void *arg) 4623 { 4624 struct isp_fc *fc = arg; 4625 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 4626 } 4627 4628 static void 4629 isp_gdt_task(void *arg, int pending) 4630 { 4631 struct isp_fc *fc = arg; 4632 ispsoftc_t *isp = fc->isp; 4633 int chan = fc - isp->isp_osinfo.pc.fc; 4634 fcportdb_t *lp; 4635 int dbidx, tgt, more_to_do = 0; 4636 4637 ISP_LOCK(isp); 4638 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 4639 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4640 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4641 4642 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 4643 continue; 4644 } 4645 if (lp->dev_map_idx == 0 || lp->target_mode) { 4646 continue; 4647 } 4648 if (lp->gone_timer != 0) { 4649 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); 4650 lp->gone_timer -= 1; 4651 more_to_do++; 4652 continue; 4653 } 4654 tgt = lp->dev_map_idx - 1; 4655 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4656 lp->dev_map_idx = 0; 4657 lp->state = FC_PORTDB_STATE_NIL; 4658 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 4659 isp_make_gone(isp, chan, tgt); 4660 } 4661 if (fc->ready) { 4662 if (more_to_do) { 4663 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4664 } else { 4665 callout_deactivate(&fc->gdt); 4666 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 4667 } 4668 } 4669 ISP_UNLOCK(isp); 4670 } 4671 4672 /* 4673 * Loop Down Timer Function- when loop goes down, a timer is started and 4674 * and after it expires we come here and take all probational devices that 4675 * the OS knows about and the tell the OS that they've gone away. 4676 * 4677 * We don't clear the devices out of our port database because, when loop 4678 * come back up, we have to do some actual cleanup with the chip at that 4679 * point (implicit PLOGO, e.g., to get the chip's port database state right). 4680 */ 4681 static void 4682 isp_ldt(void *arg) 4683 { 4684 struct isp_fc *fc = arg; 4685 taskqueue_enqueue(taskqueue_thread, &fc->ltask); 4686 } 4687 4688 static void 4689 isp_ldt_task(void *arg, int pending) 4690 { 4691 struct isp_fc *fc = arg; 4692 ispsoftc_t *isp = fc->isp; 4693 int chan = fc - isp->isp_osinfo.pc.fc; 4694 fcportdb_t *lp; 4695 int dbidx, tgt, i; 4696 4697 ISP_LOCK(isp); 4698 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 4699 callout_deactivate(&fc->ldt); 4700 4701 /* 4702 * Notify to the OS all targets who we now consider have departed. 4703 */ 4704 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4705 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4706 4707 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4708 continue; 4709 } 4710 if (lp->dev_map_idx == 0 || lp->target_mode) { 4711 continue; 4712 } 4713 4714 /* 4715 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4716 */ 4717 4718 4719 for (i = 0; i < isp->isp_maxcmds; i++) { 4720 struct ccb_scsiio *xs; 4721 4722 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 4723 continue; 4724 } 4725 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 4726 continue; 4727 } 4728 if (dbidx != (FCPARAM(isp, chan)->isp_dev_map[XS_TGT(xs)] - 1)) { 4729 continue; 4730 } 4731 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%d orphaned by loop down timeout", 4732 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs)); 4733 } 4734 4735 /* 4736 * Mark that we've announced that this device is gone.... 4737 */ 4738 lp->announced = 1; 4739 4740 /* 4741 * but *don't* change the state of the entry. Just clear 4742 * any target id stuff and announce to CAM that the 4743 * device is gone. This way any necessary PLOGO stuff 4744 * will happen when loop comes back up. 4745 */ 4746 4747 tgt = lp->dev_map_idx - 1; 4748 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4749 lp->dev_map_idx = 0; 4750 lp->state = FC_PORTDB_STATE_NIL; 4751 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4752 isp_make_gone(isp, chan, tgt); 4753 } 4754 4755 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) { 4756 isp_unfreeze_loopdown(isp, chan); 4757 } 4758 /* 4759 * The loop down timer has expired. Wake up the kthread 4760 * to notice that fact (or make it false). 4761 */ 4762 fc->loop_dead = 1; 4763 fc->loop_down_time = fc->loop_down_limit+1; 4764 wakeup(fc); 4765 ISP_UNLOCK(isp); 4766 } 4767 4768 static void 4769 isp_kthread(void *arg) 4770 { 4771 struct isp_fc *fc = arg; 4772 ispsoftc_t *isp = fc->isp; 4773 int chan = fc - isp->isp_osinfo.pc.fc; 4774 int slp = 0; 4775 4776 mtx_lock(&isp->isp_osinfo.lock); 4777 4778 while (isp->isp_osinfo.is_exiting == 0) { 4779 int lb, lim; 4780 4781 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4782 lb = isp_fc_runstate(isp, chan, 250000); 4783 4784 /* 4785 * Our action is different based upon whether we're supporting 4786 * Initiator mode or not. If we are, we might freeze the simq 4787 * when loop is down and set all sorts of different delays to 4788 * check again. 4789 * 4790 * If not, we simply just wait for loop to come up. 4791 */ 4792 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4793 /* 4794 * Increment loop down time by the last sleep interval 4795 */ 4796 fc->loop_down_time += slp; 4797 4798 if (lb < 0) { 4799 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4800 } else { 4801 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); 4802 } 4803 4804 /* 4805 * If we've never seen loop up and we've waited longer 4806 * than quickboot time, or we've seen loop up but we've 4807 * waited longer than loop_down_limit, give up and go 4808 * to sleep until loop comes up. 4809 */ 4810 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4811 lim = isp_quickboot_time; 4812 } else { 4813 lim = fc->loop_down_limit; 4814 } 4815 if (fc->loop_down_time >= lim) { 4816 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4817 slp = 0; 4818 } else if (fc->loop_down_time < 10) { 4819 slp = 1; 4820 } else if (fc->loop_down_time < 30) { 4821 slp = 5; 4822 } else if (fc->loop_down_time < 60) { 4823 slp = 10; 4824 } else if (fc->loop_down_time < 120) { 4825 slp = 20; 4826 } else { 4827 slp = 30; 4828 } 4829 4830 } else if (lb) { 4831 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4832 fc->loop_down_time += slp; 4833 if (fc->loop_down_time > 300) 4834 slp = 0; 4835 else 4836 slp = 60; 4837 } else { 4838 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4839 fc->loop_down_time = 0; 4840 slp = 0; 4841 } 4842 4843 4844 /* 4845 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4846 * now so that CAM can start sending us commands. 4847 * 4848 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4849 * or kill the commands, as appropriate. 4850 */ 4851 4852 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4853 isp_unfreeze_loopdown(isp, chan); 4854 } 4855 4856 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4857 4858 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4859 4860 /* 4861 * If slp is zero, we're waking up for the first time after 4862 * things have been okay. In this case, we set a deferral state 4863 * for all commands and delay hysteresis seconds before starting 4864 * the FC state evaluation. This gives the loop/fabric a chance 4865 * to settle. 4866 */ 4867 if (slp == 0 && fc->hysteresis) { 4868 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4869 mtx_unlock(&isp->isp_osinfo.lock); 4870 pause("ispt", fc->hysteresis * hz); 4871 mtx_lock(&isp->isp_osinfo.lock); 4872 } 4873 } 4874 fc->num_threads -= 1; 4875 mtx_unlock(&isp->isp_osinfo.lock); 4876 kthread_exit(); 4877 } 4878 4879 static void 4880 isp_action(struct cam_sim *sim, union ccb *ccb) 4881 { 4882 int bus, tgt, ts, error, lim; 4883 ispsoftc_t *isp; 4884 struct ccb_trans_settings *cts; 4885 4886 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4887 4888 isp = (ispsoftc_t *)cam_sim_softc(sim); 4889 mtx_assert(&isp->isp_lock, MA_OWNED); 4890 4891 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4892 isp_init(isp); 4893 if (isp->isp_state != ISP_INITSTATE) { 4894 /* 4895 * Lie. Say it was a selection timeout. 4896 */ 4897 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4898 xpt_freeze_devq(ccb->ccb_h.path, 1); 4899 xpt_done(ccb); 4900 return; 4901 } 4902 isp->isp_state = ISP_RUNSTATE; 4903 } 4904 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4905 ISP_PCMD(ccb) = NULL; 4906 4907 switch (ccb->ccb_h.func_code) { 4908 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4909 bus = XS_CHANNEL(ccb); 4910 /* 4911 * Do a couple of preliminary checks... 4912 */ 4913 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4914 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4915 ccb->ccb_h.status = CAM_REQ_INVALID; 4916 xpt_done(ccb); 4917 break; 4918 } 4919 } 4920 ccb->csio.req_map = NULL; 4921 #ifdef DIAGNOSTIC 4922 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4923 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4924 ccb->ccb_h.status = CAM_PATH_INVALID; 4925 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4926 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4927 ccb->ccb_h.status = CAM_PATH_INVALID; 4928 } 4929 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4930 xpt_done(ccb); 4931 break; 4932 } 4933 #endif 4934 ccb->csio.scsi_status = SCSI_STATUS_OK; 4935 if (isp_get_pcmd(isp, ccb)) { 4936 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4937 cam_freeze_devq(ccb->ccb_h.path); 4938 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4939 xpt_done(ccb); 4940 break; 4941 } 4942 error = isp_start((XS_T *) ccb); 4943 switch (error) { 4944 case CMD_QUEUED: 4945 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4946 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4947 break; 4948 } 4949 ts = ccb->ccb_h.timeout; 4950 if (ts == CAM_TIME_DEFAULT) { 4951 ts = 60*1000; 4952 } 4953 ts = isp_mstohz(ts); 4954 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4955 break; 4956 case CMD_RQLATER: 4957 /* 4958 * We get this result for FC devices if the loop state isn't ready yet 4959 * or if the device in question has gone zombie on us. 4960 * 4961 * If we've never seen Loop UP at all, we requeue this request and wait 4962 * for the initial loop up delay to expire. 4963 */ 4964 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4965 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4966 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4967 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4968 } else { 4969 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); 4970 } 4971 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4972 xpt_freeze_devq(ccb->ccb_h.path, 1); 4973 isp_free_pcmd(isp, ccb); 4974 xpt_done(ccb); 4975 break; 4976 } 4977 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4978 cam_freeze_devq(ccb->ccb_h.path); 4979 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4980 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4981 isp_free_pcmd(isp, ccb); 4982 xpt_done(ccb); 4983 break; 4984 case CMD_EAGAIN: 4985 isp_free_pcmd(isp, ccb); 4986 cam_freeze_devq(ccb->ccb_h.path); 4987 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4988 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4989 xpt_done(ccb); 4990 break; 4991 case CMD_COMPLETE: 4992 isp_done((struct ccb_scsiio *) ccb); 4993 break; 4994 default: 4995 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4996 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4997 isp_free_pcmd(isp, ccb); 4998 xpt_done(ccb); 4999 } 5000 break; 5001 5002 #ifdef ISP_TARGET_MODE 5003 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 5004 if (ccb->cel.enable) { 5005 isp_enable_lun(isp, ccb); 5006 } else { 5007 isp_disable_lun(isp, ccb); 5008 } 5009 break; 5010 case XPT_IMMED_NOTIFY: 5011 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 5012 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 5013 { 5014 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 5015 if (tptr == NULL) { 5016 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 5017 } 5018 if (tptr == NULL) { 5019 const char *str; 5020 uint32_t tag; 5021 5022 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 5023 str = "XPT_IMMEDIATE_NOTIFY"; 5024 tag = ccb->cin1.seq_id; 5025 } else { 5026 tag = ccb->atio.tag_id; 5027 str = "XPT_ACCEPT_TARGET_IO"; 5028 } 5029 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 5030 dump_tstates(isp, XS_CHANNEL(ccb)); 5031 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 5032 break; 5033 } 5034 ccb->ccb_h.spriv_field0 = 0; 5035 ccb->ccb_h.spriv_ptr1 = isp; 5036 5037 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 5038 if (ccb->atio.tag_id) { 5039 atio_private_data_t *atp = isp_find_atpd(isp, tptr, ccb->atio.tag_id); 5040 if (atp) { 5041 isp_put_atpd(isp, tptr, atp); 5042 } 5043 } 5044 tptr->atio_count++; 5045 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 5046 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 5047 ccb->atio.tag_id, tptr->atio_count); 5048 ccb->atio.tag_id = 0; 5049 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 5050 if (ccb->cin1.tag_id) { 5051 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 5052 if (ntp) { 5053 isp_put_ntpd(isp, tptr, ntp); 5054 } 5055 } 5056 tptr->inot_count++; 5057 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 5058 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 5059 ccb->cin1.seq_id, tptr->inot_count); 5060 ccb->cin1.seq_id = 0; 5061 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 5062 tptr->inot_count++; 5063 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 5064 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 5065 ccb->cin1.seq_id, tptr->inot_count); 5066 ccb->cin1.seq_id = 0; 5067 } 5068 rls_lun_statep(isp, tptr); 5069 ccb->ccb_h.status = CAM_REQ_INPROG; 5070 break; 5071 } 5072 case XPT_NOTIFY_ACK: 5073 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5074 break; 5075 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 5076 { 5077 tstate_t *tptr; 5078 inot_private_data_t *ntp; 5079 5080 /* 5081 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 5082 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 5083 */ 5084 /* 5085 * All the relevant path information is in the associated immediate notify 5086 */ 5087 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); 5088 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 5089 if (ntp == NULL) { 5090 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__, 5091 ccb->cna2.tag_id, ccb->cna2.seq_id); 5092 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 5093 xpt_done(ccb); 5094 break; 5095 } 5096 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 5097 rls_lun_statep(isp, tptr); 5098 cam_freeze_devq(ccb->ccb_h.path); 5099 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 5100 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 5101 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 5102 break; 5103 } 5104 isp_put_ntpd(isp, tptr, ntp); 5105 rls_lun_statep(isp, tptr); 5106 ccb->ccb_h.status = CAM_REQ_CMP; 5107 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); 5108 xpt_done(ccb); 5109 break; 5110 } 5111 case XPT_CONT_TARGET_IO: 5112 isp_target_start_ctio(isp, ccb, FROM_CAM); 5113 break; 5114 #endif 5115 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 5116 5117 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 5118 tgt = ccb->ccb_h.target_id; 5119 tgt |= (bus << 16); 5120 5121 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 5122 if (error) { 5123 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5124 } else { 5125 ccb->ccb_h.status = CAM_REQ_CMP; 5126 } 5127 xpt_done(ccb); 5128 break; 5129 case XPT_ABORT: /* Abort the specified CCB */ 5130 { 5131 union ccb *accb = ccb->cab.abort_ccb; 5132 switch (accb->ccb_h.func_code) { 5133 #ifdef ISP_TARGET_MODE 5134 case XPT_ACCEPT_TARGET_IO: 5135 isp_target_mark_aborted(isp, ccb); 5136 break; 5137 #endif 5138 case XPT_SCSI_IO: 5139 error = isp_control(isp, ISPCTL_ABORT_CMD, accb); 5140 if (error) { 5141 ccb->ccb_h.status = CAM_UA_ABORT; 5142 } else { 5143 ccb->ccb_h.status = CAM_REQ_CMP; 5144 } 5145 break; 5146 default: 5147 ccb->ccb_h.status = CAM_REQ_INVALID; 5148 break; 5149 } 5150 /* 5151 * This is not a queued CCB, so the caller expects it to be 5152 * complete when control is returned. 5153 */ 5154 break; 5155 } 5156 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 5157 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 5158 cts = &ccb->cts; 5159 if (!IS_CURRENT_SETTINGS(cts)) { 5160 ccb->ccb_h.status = CAM_REQ_INVALID; 5161 xpt_done(ccb); 5162 break; 5163 } 5164 tgt = cts->ccb_h.target_id; 5165 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5166 if (IS_SCSI(isp)) { 5167 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5168 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5169 sdparam *sdp = SDPARAM(isp, bus); 5170 uint16_t *dptr; 5171 5172 if (spi->valid == 0 && scsi->valid == 0) { 5173 ccb->ccb_h.status = CAM_REQ_CMP; 5174 xpt_done(ccb); 5175 break; 5176 } 5177 5178 /* 5179 * We always update (internally) from goal_flags 5180 * so any request to change settings just gets 5181 * vectored to that location. 5182 */ 5183 dptr = &sdp->isp_devparam[tgt].goal_flags; 5184 5185 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 5186 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 5187 *dptr |= DPARM_DISC; 5188 else 5189 *dptr &= ~DPARM_DISC; 5190 } 5191 5192 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 5193 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 5194 *dptr |= DPARM_TQING; 5195 else 5196 *dptr &= ~DPARM_TQING; 5197 } 5198 5199 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 5200 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 5201 *dptr |= DPARM_WIDE; 5202 else 5203 *dptr &= ~DPARM_WIDE; 5204 } 5205 5206 /* 5207 * XXX: FIX ME 5208 */ 5209 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 5210 *dptr |= DPARM_SYNC; 5211 /* 5212 * XXX: CHECK FOR LEGALITY 5213 */ 5214 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 5215 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 5216 } else { 5217 *dptr &= ~DPARM_SYNC; 5218 } 5219 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, 5220 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 5221 sdp->isp_devparam[tgt].dev_update = 1; 5222 sdp->update = 1; 5223 } 5224 ccb->ccb_h.status = CAM_REQ_CMP; 5225 xpt_done(ccb); 5226 break; 5227 case XPT_GET_TRAN_SETTINGS: 5228 cts = &ccb->cts; 5229 tgt = cts->ccb_h.target_id; 5230 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5231 if (IS_FC(isp)) { 5232 fcparam *fcp = FCPARAM(isp, bus); 5233 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5234 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 5235 unsigned int hdlidx; 5236 5237 cts->protocol = PROTO_SCSI; 5238 cts->protocol_version = SCSI_REV_2; 5239 cts->transport = XPORT_FC; 5240 cts->transport_version = 0; 5241 5242 scsi->valid = CTS_SCSI_VALID_TQ; 5243 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 5244 fc->valid = CTS_FC_VALID_SPEED; 5245 fc->bitrate = 100000; 5246 fc->bitrate *= fcp->isp_gbspeed; 5247 hdlidx = fcp->isp_dev_map[tgt] - 1; 5248 if (hdlidx < MAX_FC_TARG) { 5249 fcportdb_t *lp = &fcp->portdb[hdlidx]; 5250 fc->wwnn = lp->node_wwn; 5251 fc->wwpn = lp->port_wwn; 5252 fc->port = lp->portid; 5253 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 5254 } 5255 } else { 5256 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5257 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5258 sdparam *sdp = SDPARAM(isp, bus); 5259 uint16_t dval, pval, oval; 5260 5261 if (IS_CURRENT_SETTINGS(cts)) { 5262 sdp->isp_devparam[tgt].dev_refresh = 1; 5263 sdp->update = 1; 5264 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 5265 dval = sdp->isp_devparam[tgt].actv_flags; 5266 oval = sdp->isp_devparam[tgt].actv_offset; 5267 pval = sdp->isp_devparam[tgt].actv_period; 5268 } else { 5269 dval = sdp->isp_devparam[tgt].nvrm_flags; 5270 oval = sdp->isp_devparam[tgt].nvrm_offset; 5271 pval = sdp->isp_devparam[tgt].nvrm_period; 5272 } 5273 5274 cts->protocol = PROTO_SCSI; 5275 cts->protocol_version = SCSI_REV_2; 5276 cts->transport = XPORT_SPI; 5277 cts->transport_version = 2; 5278 5279 spi->valid = 0; 5280 scsi->valid = 0; 5281 spi->flags = 0; 5282 scsi->flags = 0; 5283 if (dval & DPARM_DISC) { 5284 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5285 } 5286 if ((dval & DPARM_SYNC) && oval && pval) { 5287 spi->sync_offset = oval; 5288 spi->sync_period = pval; 5289 } else { 5290 spi->sync_offset = 0; 5291 spi->sync_period = 0; 5292 } 5293 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5294 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5295 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 5296 if (dval & DPARM_WIDE) { 5297 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5298 } else { 5299 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5300 } 5301 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 5302 scsi->valid = CTS_SCSI_VALID_TQ; 5303 if (dval & DPARM_TQING) { 5304 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5305 } 5306 spi->valid |= CTS_SPI_VALID_DISC; 5307 } 5308 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 5309 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 5310 } 5311 ccb->ccb_h.status = CAM_REQ_CMP; 5312 xpt_done(ccb); 5313 break; 5314 5315 case XPT_CALC_GEOMETRY: 5316 cam_calc_geometry(&ccb->ccg, 1); 5317 xpt_done(ccb); 5318 break; 5319 5320 case XPT_RESET_BUS: /* Reset the specified bus */ 5321 bus = cam_sim_bus(sim); 5322 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 5323 if (error) { 5324 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5325 xpt_done(ccb); 5326 break; 5327 } 5328 if (bootverbose) { 5329 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 5330 } 5331 if (IS_FC(isp)) { 5332 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 5333 } else { 5334 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 5335 } 5336 ccb->ccb_h.status = CAM_REQ_CMP; 5337 xpt_done(ccb); 5338 break; 5339 5340 case XPT_TERM_IO: /* Terminate the I/O process */ 5341 ccb->ccb_h.status = CAM_REQ_INVALID; 5342 xpt_done(ccb); 5343 break; 5344 5345 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 5346 { 5347 struct ccb_sim_knob *kp = &ccb->knob; 5348 fcparam *fcp; 5349 5350 if (!IS_FC(isp)) { 5351 ccb->ccb_h.status = CAM_REQ_INVALID; 5352 xpt_done(ccb); 5353 break; 5354 } 5355 5356 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5357 fcp = FCPARAM(isp, bus); 5358 5359 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 5360 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 5361 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 5362 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 5363 } 5364 ccb->ccb_h.status = CAM_REQ_CMP; 5365 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 5366 int rchange = 0; 5367 int newrole = 0; 5368 5369 switch (kp->xport_specific.fc.role) { 5370 case KNOB_ROLE_NONE: 5371 if (fcp->role != ISP_ROLE_NONE) { 5372 rchange = 1; 5373 newrole = ISP_ROLE_NONE; 5374 } 5375 break; 5376 case KNOB_ROLE_TARGET: 5377 if (fcp->role != ISP_ROLE_TARGET) { 5378 rchange = 1; 5379 newrole = ISP_ROLE_TARGET; 5380 } 5381 break; 5382 case KNOB_ROLE_INITIATOR: 5383 if (fcp->role != ISP_ROLE_INITIATOR) { 5384 rchange = 1; 5385 newrole = ISP_ROLE_INITIATOR; 5386 } 5387 break; 5388 case KNOB_ROLE_BOTH: 5389 #if 0 5390 if (fcp->role != ISP_ROLE_BOTH) { 5391 rchange = 1; 5392 newrole = ISP_ROLE_BOTH; 5393 } 5394 #else 5395 /* 5396 * We don't really support dual role at present on FC cards. 5397 * 5398 * We should, but a bunch of things are currently broken, 5399 * so don't allow it. 5400 */ 5401 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 5402 ccb->ccb_h.status = CAM_REQ_INVALID; 5403 #endif 5404 break; 5405 } 5406 if (rchange) { 5407 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 5408 #ifdef ISP_TARGET_MODE 5409 ISP_SET_PC(isp, bus, tm_enabled, 0); 5410 ISP_SET_PC(isp, bus, tm_luns_enabled, 0); 5411 #endif 5412 if (isp_fc_change_role(isp, bus, newrole) != 0) { 5413 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5414 xpt_done(ccb); 5415 break; 5416 } 5417 #ifdef ISP_TARGET_MODE 5418 if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 5419 /* 5420 * Give the new role a chance to complain and settle 5421 */ 5422 msleep(isp, &isp->isp_lock, PRIBIO, "taking a breather", 2); 5423 ccb->ccb_h.status = isp_enable_deferred_luns(isp, bus); 5424 } 5425 #endif 5426 } 5427 } 5428 xpt_done(ccb); 5429 break; 5430 } 5431 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 5432 { 5433 struct ccb_sim_knob *kp = &ccb->knob; 5434 5435 if (IS_FC(isp)) { 5436 fcparam *fcp; 5437 5438 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5439 fcp = FCPARAM(isp, bus); 5440 5441 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 5442 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 5443 switch (fcp->role) { 5444 case ISP_ROLE_NONE: 5445 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 5446 break; 5447 case ISP_ROLE_TARGET: 5448 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 5449 break; 5450 case ISP_ROLE_INITIATOR: 5451 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 5452 break; 5453 case ISP_ROLE_BOTH: 5454 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 5455 break; 5456 } 5457 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 5458 ccb->ccb_h.status = CAM_REQ_CMP; 5459 } else { 5460 ccb->ccb_h.status = CAM_REQ_INVALID; 5461 } 5462 xpt_done(ccb); 5463 break; 5464 } 5465 case XPT_PATH_INQ: /* Path routing inquiry */ 5466 { 5467 struct ccb_pathinq *cpi = &ccb->cpi; 5468 5469 cpi->version_num = 1; 5470 #ifdef ISP_TARGET_MODE 5471 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 5472 #else 5473 cpi->target_sprt = 0; 5474 #endif 5475 cpi->hba_eng_cnt = 0; 5476 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 5477 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 5478 cpi->bus_id = cam_sim_bus(sim); 5479 if (isp->isp_osinfo.sixtyfourbit) 5480 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 5481 else 5482 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 5483 5484 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 5485 if (IS_FC(isp)) { 5486 fcparam *fcp = FCPARAM(isp, bus); 5487 5488 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 5489 5490 /* 5491 * Because our loop ID can shift from time to time, 5492 * make our initiator ID out of range of our bus. 5493 */ 5494 cpi->initiator_id = cpi->max_target + 1; 5495 5496 /* 5497 * Set base transfer capabilities for Fibre Channel, for this HBA. 5498 */ 5499 if (IS_25XX(isp)) { 5500 cpi->base_transfer_speed = 8000000; 5501 } else if (IS_24XX(isp)) { 5502 cpi->base_transfer_speed = 4000000; 5503 } else if (IS_23XX(isp)) { 5504 cpi->base_transfer_speed = 2000000; 5505 } else { 5506 cpi->base_transfer_speed = 1000000; 5507 } 5508 cpi->hba_inquiry = PI_TAG_ABLE; 5509 cpi->transport = XPORT_FC; 5510 cpi->transport_version = 0; 5511 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 5512 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 5513 cpi->xport_specific.fc.port = fcp->isp_portid; 5514 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 5515 } else { 5516 sdparam *sdp = SDPARAM(isp, bus); 5517 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 5518 cpi->hba_misc = PIM_UNMAPPED; 5519 cpi->initiator_id = sdp->isp_initiator_id; 5520 cpi->base_transfer_speed = 3300; 5521 cpi->transport = XPORT_SPI; 5522 cpi->transport_version = 2; 5523 } 5524 cpi->protocol = PROTO_SCSI; 5525 cpi->protocol_version = SCSI_REV_2; 5526 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 5527 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 5528 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 5529 cpi->unit_number = cam_sim_unit(sim); 5530 cpi->ccb_h.status = CAM_REQ_CMP; 5531 xpt_done(ccb); 5532 break; 5533 } 5534 default: 5535 ccb->ccb_h.status = CAM_REQ_INVALID; 5536 xpt_done(ccb); 5537 break; 5538 } 5539 } 5540 5541 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 5542 5543 void 5544 isp_done(XS_T *sccb) 5545 { 5546 ispsoftc_t *isp = XS_ISP(sccb); 5547 uint32_t status; 5548 5549 if (XS_NOERR(sccb)) 5550 XS_SETERR(sccb, CAM_REQ_CMP); 5551 5552 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 5553 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 5554 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 5555 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 5556 } else { 5557 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 5558 } 5559 } 5560 5561 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5562 status = sccb->ccb_h.status & CAM_STATUS_MASK; 5563 if (status != CAM_REQ_CMP) { 5564 if (status != CAM_SEL_TIMEOUT) 5565 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); 5566 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 5567 sccb->ccb_h.status |= CAM_DEV_QFRZN; 5568 xpt_freeze_devq(sccb->ccb_h.path, 1); 5569 } 5570 } 5571 5572 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 5573 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 5574 } 5575 5576 if (callout_active(&PISP_PCMD(sccb)->wdog)) 5577 callout_stop(&PISP_PCMD(sccb)->wdog); 5578 isp_free_pcmd(isp, (union ccb *) sccb); 5579 xpt_done((union ccb *) sccb); 5580 } 5581 5582 void 5583 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 5584 { 5585 int bus; 5586 static const char prom0[] = "Chan %d PortID 0x%06x handle 0x%x %s %s WWPN 0x%08x%08x"; 5587 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x %s %s tgt %u WWPN 0x%08x%08x"; 5588 char buf[64]; 5589 char *msg = NULL; 5590 target_id_t tgt; 5591 fcportdb_t *lp; 5592 struct isp_fc *fc; 5593 struct cam_path *tmppath; 5594 va_list ap; 5595 5596 switch (cmd) { 5597 case ISPASYNC_NEW_TGT_PARAMS: 5598 { 5599 struct ccb_trans_settings_scsi *scsi; 5600 struct ccb_trans_settings_spi *spi; 5601 int flags, tgt; 5602 sdparam *sdp; 5603 struct ccb_trans_settings cts; 5604 5605 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 5606 5607 va_start(ap, cmd); 5608 bus = va_arg(ap, int); 5609 tgt = va_arg(ap, int); 5610 va_end(ap); 5611 sdp = SDPARAM(isp, bus); 5612 5613 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 5614 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 5615 break; 5616 } 5617 flags = sdp->isp_devparam[tgt].actv_flags; 5618 cts.type = CTS_TYPE_CURRENT_SETTINGS; 5619 cts.protocol = PROTO_SCSI; 5620 cts.transport = XPORT_SPI; 5621 5622 scsi = &cts.proto_specific.scsi; 5623 spi = &cts.xport_specific.spi; 5624 5625 if (flags & DPARM_TQING) { 5626 scsi->valid |= CTS_SCSI_VALID_TQ; 5627 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5628 } 5629 5630 if (flags & DPARM_DISC) { 5631 spi->valid |= CTS_SPI_VALID_DISC; 5632 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5633 } 5634 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 5635 if (flags & DPARM_WIDE) { 5636 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5637 } else { 5638 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5639 } 5640 if (flags & DPARM_SYNC) { 5641 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5642 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5643 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 5644 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 5645 } 5646 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); 5647 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 5648 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 5649 xpt_free_path(tmppath); 5650 break; 5651 } 5652 case ISPASYNC_BUS_RESET: 5653 { 5654 va_start(ap, cmd); 5655 bus = va_arg(ap, int); 5656 va_end(ap); 5657 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 5658 if (IS_FC(isp)) { 5659 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 5660 } else { 5661 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 5662 } 5663 break; 5664 } 5665 case ISPASYNC_LIP: 5666 if (msg == NULL) { 5667 msg = "LIP Received"; 5668 } 5669 /* FALLTHROUGH */ 5670 case ISPASYNC_LOOP_RESET: 5671 if (msg == NULL) { 5672 msg = "LOOP Reset"; 5673 } 5674 /* FALLTHROUGH */ 5675 case ISPASYNC_LOOP_DOWN: 5676 { 5677 if (msg == NULL) { 5678 msg = "LOOP Down"; 5679 } 5680 va_start(ap, cmd); 5681 bus = va_arg(ap, int); 5682 va_end(ap); 5683 5684 FCPARAM(isp, bus)->link_active = 0; 5685 5686 fc = ISP_FC_PC(isp, bus); 5687 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 5688 /* 5689 * We don't do any simq freezing if we are only in target mode 5690 */ 5691 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5692 if (fc->path) { 5693 isp_freeze_loopdown(isp, bus, msg); 5694 } 5695 if (!callout_active(&fc->ldt)) { 5696 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 5697 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 5698 } 5699 } 5700 } 5701 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 5702 break; 5703 } 5704 case ISPASYNC_LOOP_UP: 5705 va_start(ap, cmd); 5706 bus = va_arg(ap, int); 5707 va_end(ap); 5708 fc = ISP_FC_PC(isp, bus); 5709 /* 5710 * Now we just note that Loop has come up. We don't 5711 * actually do anything because we're waiting for a 5712 * Change Notify before activating the FC cleanup 5713 * thread to look at the state of the loop again. 5714 */ 5715 FCPARAM(isp, bus)->link_active = 1; 5716 fc->loop_dead = 0; 5717 fc->loop_down_time = 0; 5718 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 5719 break; 5720 case ISPASYNC_DEV_ARRIVED: 5721 va_start(ap, cmd); 5722 bus = va_arg(ap, int); 5723 lp = va_arg(ap, fcportdb_t *); 5724 va_end(ap); 5725 fc = ISP_FC_PC(isp, bus); 5726 lp->announced = 0; 5727 lp->gone_timer = 0; 5728 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 5729 int dbidx = lp - FCPARAM(isp, bus)->portdb; 5730 int i; 5731 5732 for (i = 0; i < MAX_FC_TARG; i++) { 5733 if (i >= FL_ID && i <= SNS_ID) { 5734 continue; 5735 } 5736 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 5737 break; 5738 } 5739 } 5740 if (i < MAX_FC_TARG) { 5741 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 5742 lp->dev_map_idx = i + 1; 5743 } else { 5744 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 5745 isp_dump_portdb(isp, bus); 5746 } 5747 } 5748 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5749 if (lp->dev_map_idx) { 5750 tgt = lp->dev_map_idx - 1; 5751 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); 5752 isp_make_here(isp, bus, tgt); 5753 } else { 5754 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "arrived", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5755 } 5756 break; 5757 case ISPASYNC_DEV_CHANGED: 5758 va_start(ap, cmd); 5759 bus = va_arg(ap, int); 5760 lp = va_arg(ap, fcportdb_t *); 5761 va_end(ap); 5762 fc = ISP_FC_PC(isp, bus); 5763 lp->announced = 0; 5764 lp->gone_timer = 0; 5765 if (isp_change_is_bad) { 5766 lp->state = FC_PORTDB_STATE_NIL; 5767 if (lp->dev_map_idx) { 5768 tgt = lp->dev_map_idx - 1; 5769 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5770 lp->dev_map_idx = 0; 5771 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5772 isp_make_gone(isp, bus, tgt); 5773 } else { 5774 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5775 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed and departed", 5776 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5777 } 5778 } else { 5779 lp->portid = lp->new_portid; 5780 lp->prli_word3 = lp->new_prli_word3; 5781 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5782 if (lp->dev_map_idx) { 5783 int t = lp->dev_map_idx - 1; 5784 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5785 tgt = lp->dev_map_idx - 1; 5786 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "changed at", tgt, 5787 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5788 } else { 5789 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5790 } 5791 } 5792 break; 5793 case ISPASYNC_DEV_STAYED: 5794 va_start(ap, cmd); 5795 bus = va_arg(ap, int); 5796 lp = va_arg(ap, fcportdb_t *); 5797 va_end(ap); 5798 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5799 if (lp->dev_map_idx) { 5800 tgt = lp->dev_map_idx - 1; 5801 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "stayed at", tgt, 5802 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5803 } else { 5804 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "stayed", 5805 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5806 } 5807 break; 5808 case ISPASYNC_DEV_GONE: 5809 va_start(ap, cmd); 5810 bus = va_arg(ap, int); 5811 lp = va_arg(ap, fcportdb_t *); 5812 va_end(ap); 5813 fc = ISP_FC_PC(isp, bus); 5814 /* 5815 * If this has a virtual target and we haven't marked it 5816 * that we're going to have isp_gdt tell the OS it's gone, 5817 * set the isp_gdt timer running on it. 5818 * 5819 * If it isn't marked that isp_gdt is going to get rid of it, 5820 * announce that it's gone. 5821 * 5822 */ 5823 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5824 if (lp->dev_map_idx && lp->announced == 0) { 5825 lp->announced = 1; 5826 lp->state = FC_PORTDB_STATE_ZOMBIE; 5827 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5828 if (fc->ready && !callout_active(&fc->gdt)) { 5829 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); 5830 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5831 } 5832 tgt = lp->dev_map_idx - 1; 5833 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); 5834 } else if (lp->announced == 0) { 5835 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "departed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5836 } 5837 break; 5838 case ISPASYNC_CHANGE_NOTIFY: 5839 { 5840 char *msg; 5841 int evt, nphdl, nlstate, reason; 5842 5843 va_start(ap, cmd); 5844 bus = va_arg(ap, int); 5845 evt = va_arg(ap, int); 5846 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5847 nphdl = va_arg(ap, int); 5848 nlstate = va_arg(ap, int); 5849 reason = va_arg(ap, int); 5850 } else { 5851 nphdl = NIL_HANDLE; 5852 nlstate = reason = 0; 5853 } 5854 va_end(ap); 5855 fc = ISP_FC_PC(isp, bus); 5856 5857 if (evt == ISPASYNC_CHANGE_PDB) { 5858 msg = "Chan %d Port Database Changed"; 5859 } else if (evt == ISPASYNC_CHANGE_SNS) { 5860 msg = "Chan %d Name Server Database Changed"; 5861 } else { 5862 msg = "Chan %d Other Change Notify"; 5863 } 5864 5865 /* 5866 * If the loop down timer is running, cancel it. 5867 */ 5868 if (fc->ready && callout_active(&fc->ldt)) { 5869 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5870 callout_stop(&fc->ldt); 5871 } 5872 isp_prt(isp, ISP_LOGINFO, msg, bus); 5873 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5874 isp_freeze_loopdown(isp, bus, msg); 5875 } 5876 wakeup(fc); 5877 break; 5878 } 5879 #ifdef ISP_TARGET_MODE 5880 case ISPASYNC_TARGET_NOTIFY: 5881 { 5882 isp_notify_t *notify; 5883 va_start(ap, cmd); 5884 notify = va_arg(ap, isp_notify_t *); 5885 va_end(ap); 5886 switch (notify->nt_ncode) { 5887 case NT_ABORT_TASK: 5888 case NT_ABORT_TASK_SET: 5889 case NT_CLEAR_ACA: 5890 case NT_CLEAR_TASK_SET: 5891 case NT_LUN_RESET: 5892 case NT_TARGET_RESET: 5893 /* 5894 * These are task management functions. 5895 */ 5896 isp_handle_platform_target_tmf(isp, notify); 5897 break; 5898 case NT_BUS_RESET: 5899 case NT_LIP_RESET: 5900 case NT_LINK_UP: 5901 case NT_LINK_DOWN: 5902 /* 5903 * No action need be taken here. 5904 */ 5905 break; 5906 case NT_HBA_RESET: 5907 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5908 break; 5909 case NT_GLOBAL_LOGOUT: 5910 case NT_LOGOUT: 5911 /* 5912 * This is device arrival/departure notification 5913 */ 5914 isp_handle_platform_target_notify_ack(isp, notify); 5915 break; 5916 case NT_ARRIVED: 5917 { 5918 struct ac_contract ac; 5919 struct ac_device_changed *fc; 5920 5921 ac.contract_number = AC_CONTRACT_DEV_CHG; 5922 fc = (struct ac_device_changed *) ac.contract_data; 5923 fc->wwpn = notify->nt_wwn; 5924 fc->port = notify->nt_sid; 5925 fc->target = notify->nt_nphdl; 5926 fc->arrived = 1; 5927 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5928 break; 5929 } 5930 case NT_DEPARTED: 5931 { 5932 struct ac_contract ac; 5933 struct ac_device_changed *fc; 5934 5935 ac.contract_number = AC_CONTRACT_DEV_CHG; 5936 fc = (struct ac_device_changed *) ac.contract_data; 5937 fc->wwpn = notify->nt_wwn; 5938 fc->port = notify->nt_sid; 5939 fc->target = notify->nt_nphdl; 5940 fc->arrived = 0; 5941 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5942 break; 5943 } 5944 default: 5945 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5946 isp_handle_platform_target_notify_ack(isp, notify); 5947 break; 5948 } 5949 break; 5950 } 5951 case ISPASYNC_TARGET_NOTIFY_ACK: 5952 { 5953 void *inot; 5954 va_start(ap, cmd); 5955 inot = va_arg(ap, void *); 5956 va_end(ap); 5957 if (isp_notify_ack(isp, inot)) { 5958 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 5959 if (tp) { 5960 tp->isp = isp; 5961 if (inot) { 5962 memcpy(tp->data, inot, sizeof (tp->data)); 5963 tp->not = tp->data; 5964 } else { 5965 tp->not = NULL; 5966 } 5967 callout_init_mtx(&tp->timer, &isp->isp_lock, 0); 5968 callout_reset(&tp->timer, 5, 5969 isp_refire_notify_ack, tp); 5970 } else { 5971 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 5972 } 5973 } 5974 break; 5975 } 5976 case ISPASYNC_TARGET_ACTION: 5977 { 5978 isphdr_t *hp; 5979 5980 va_start(ap, cmd); 5981 hp = va_arg(ap, isphdr_t *); 5982 va_end(ap); 5983 switch (hp->rqs_entry_type) { 5984 default: 5985 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5986 break; 5987 case RQSTYPE_NOTIFY: 5988 if (IS_SCSI(isp)) { 5989 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5990 } else if (IS_24XX(isp)) { 5991 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5992 } else { 5993 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5994 } 5995 break; 5996 case RQSTYPE_ATIO: 5997 if (IS_24XX(isp)) { 5998 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5999 } else { 6000 isp_handle_platform_atio(isp, (at_entry_t *) hp); 6001 } 6002 break; 6003 case RQSTYPE_ATIO2: 6004 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 6005 break; 6006 case RQSTYPE_CTIO7: 6007 case RQSTYPE_CTIO3: 6008 case RQSTYPE_CTIO2: 6009 case RQSTYPE_CTIO: 6010 isp_handle_platform_ctio(isp, hp); 6011 break; 6012 case RQSTYPE_ABTS_RCVD: 6013 { 6014 abts_t *abts = (abts_t *)hp; 6015 isp_notify_t notify, *nt = ¬ify; 6016 tstate_t *tptr; 6017 fcportdb_t *lp; 6018 uint16_t chan; 6019 uint32_t sid, did; 6020 6021 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 6022 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 6023 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 6024 6025 nt->nt_hba = isp; 6026 nt->nt_did = did; 6027 nt->nt_nphdl = abts->abts_nphdl; 6028 nt->nt_sid = sid; 6029 isp_find_chan_by_did(isp, did, &chan); 6030 if (chan == ISP_NOCHAN) { 6031 nt->nt_tgt = TGT_ANY; 6032 } else { 6033 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 6034 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 6035 nt->nt_wwn = lp->port_wwn; 6036 } else { 6037 nt->nt_wwn = INI_ANY; 6038 } 6039 } 6040 /* 6041 * Try hard to find the lun for this command. 6042 */ 6043 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 6044 if (tptr) { 6045 nt->nt_lun = xpt_path_lun_id(tptr->owner); 6046 rls_lun_statep(isp, tptr); 6047 } else { 6048 nt->nt_lun = LUN_ANY; 6049 } 6050 nt->nt_need_ack = 1; 6051 nt->nt_tagval = abts->abts_rxid_task; 6052 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 6053 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 6054 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)", 6055 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 6056 } else { 6057 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)", 6058 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 6059 } 6060 nt->nt_channel = chan; 6061 nt->nt_ncode = NT_ABORT_TASK; 6062 nt->nt_lreserved = hp; 6063 isp_handle_platform_target_tmf(isp, nt); 6064 break; 6065 } 6066 case RQSTYPE_ENABLE_LUN: 6067 case RQSTYPE_MODIFY_LUN: 6068 isp_ledone(isp, (lun_entry_t *) hp); 6069 break; 6070 } 6071 break; 6072 } 6073 #endif 6074 case ISPASYNC_FW_CRASH: 6075 { 6076 uint16_t mbox1, mbox6; 6077 mbox1 = ISP_READ(isp, OUTMAILBOX1); 6078 if (IS_DUALBUS(isp)) { 6079 mbox6 = ISP_READ(isp, OUTMAILBOX6); 6080 } else { 6081 mbox6 = 0; 6082 } 6083 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 6084 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 6085 isp->isp_osinfo.mbox_sleep_ok = 0; 6086 isp_reinit(isp, 1); 6087 isp->isp_osinfo.mbox_sleep_ok = mbox1; 6088 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 6089 break; 6090 } 6091 default: 6092 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 6093 break; 6094 } 6095 } 6096 6097 6098 /* 6099 * Locks are held before coming here. 6100 */ 6101 void 6102 isp_uninit(ispsoftc_t *isp) 6103 { 6104 if (IS_24XX(isp)) { 6105 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 6106 } else { 6107 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 6108 } 6109 ISP_DISABLE_INTS(isp); 6110 } 6111 6112 /* 6113 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 6114 * up from our platform default (defww{p|n}n) and morph them based upon 6115 * channel. 6116 * 6117 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 6118 * based upon channel. 6119 */ 6120 6121 uint64_t 6122 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 6123 { 6124 uint64_t seed; 6125 struct isp_fc *fc = ISP_FC_PC(isp, chan); 6126 6127 /* 6128 * If we're asking for a active WWN, the default overrides get 6129 * returned, otherwise the NVRAM value is picked. 6130 * 6131 * If we're asking for a default WWN, we just pick the default override. 6132 */ 6133 if (isactive) { 6134 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6135 if (seed) { 6136 return (seed); 6137 } 6138 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 6139 if (seed) { 6140 return (seed); 6141 } 6142 return (0x400000007F000009ull); 6143 } else { 6144 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6145 } 6146 6147 6148 /* 6149 * For channel zero just return what we have. For either ACTIVE or 6150 * DEFAULT cases, we depend on default override of NVRAM values for 6151 * channel zero. 6152 */ 6153 if (chan == 0) { 6154 return (seed); 6155 } 6156 6157 /* 6158 * For other channels, we are doing one of three things: 6159 * 6160 * 1. If what we have now is non-zero, return it. Otherwise we morph 6161 * values from channel 0. 2. If we're here for a WWPN we synthesize 6162 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 6163 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 6164 */ 6165 6166 if (seed) { 6167 return (seed); 6168 } 6169 if (isactive) { 6170 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 6171 } else { 6172 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 6173 } 6174 6175 if (((seed >> 60) & 0xf) == 2) { 6176 /* 6177 * The type 2 NAA fields for QLogic cards appear be laid out 6178 * thusly: 6179 * 6180 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 6181 * port (1) or node (0) WWN distinguishor bit 48 6182 * physical port on dual-port chips (23XX/24XX) 6183 * 6184 * This is somewhat nutty, particularly since bit 48 is 6185 * irrelevant as they assign separate serial numbers to 6186 * different physical ports anyway. 6187 * 6188 * We'll stick our channel number plus one first into bits 6189 * 57..59 and thence into bits 52..55 which allows for 8 bits 6190 * of channel which is comfortably more than our maximum 6191 * (126) now. 6192 */ 6193 seed &= ~0x0FF0000000000000ULL; 6194 if (iswwnn == 0) { 6195 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 6196 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 6197 } 6198 } else { 6199 seed = 0; 6200 } 6201 return (seed); 6202 } 6203 6204 void 6205 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 6206 { 6207 int loc; 6208 char lbuf[200]; 6209 va_list ap; 6210 6211 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6212 return; 6213 } 6214 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 6215 loc = strlen(lbuf); 6216 va_start(ap, fmt); 6217 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 6218 va_end(ap); 6219 printf("%s\n", lbuf); 6220 } 6221 6222 void 6223 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 6224 { 6225 va_list ap; 6226 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6227 return; 6228 } 6229 xpt_print_path(xs->ccb_h.path); 6230 va_start(ap, fmt); 6231 vprintf(fmt, ap); 6232 va_end(ap); 6233 printf("\n"); 6234 } 6235 6236 uint64_t 6237 isp_nanotime_sub(struct timespec *b, struct timespec *a) 6238 { 6239 uint64_t elapsed; 6240 struct timespec x = *b; 6241 timespecsub(&x, a); 6242 elapsed = GET_NANOSEC(&x); 6243 if (elapsed == 0) 6244 elapsed++; 6245 return (elapsed); 6246 } 6247 6248 int 6249 isp_mbox_acquire(ispsoftc_t *isp) 6250 { 6251 if (isp->isp_osinfo.mboxbsy) { 6252 return (1); 6253 } else { 6254 isp->isp_osinfo.mboxcmd_done = 0; 6255 isp->isp_osinfo.mboxbsy = 1; 6256 return (0); 6257 } 6258 } 6259 6260 void 6261 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 6262 { 6263 unsigned int usecs = mbp->timeout; 6264 unsigned int max, olim, ilim; 6265 6266 if (usecs == 0) { 6267 usecs = MBCMD_DEFAULT_TIMEOUT; 6268 } 6269 max = isp->isp_mbxwrk0 + 1; 6270 6271 if (isp->isp_osinfo.mbox_sleep_ok) { 6272 unsigned int ms = (usecs + 999) / 1000; 6273 6274 isp->isp_osinfo.mbox_sleep_ok = 0; 6275 isp->isp_osinfo.mbox_sleeping = 1; 6276 for (olim = 0; olim < max; olim++) { 6277 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 6278 if (isp->isp_osinfo.mboxcmd_done) { 6279 break; 6280 } 6281 } 6282 isp->isp_osinfo.mbox_sleep_ok = 1; 6283 isp->isp_osinfo.mbox_sleeping = 0; 6284 } else { 6285 for (olim = 0; olim < max; olim++) { 6286 for (ilim = 0; ilim < usecs; ilim += 100) { 6287 uint32_t isr; 6288 uint16_t sema, mbox; 6289 if (isp->isp_osinfo.mboxcmd_done) { 6290 break; 6291 } 6292 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 6293 isp_intr(isp, isr, sema, mbox); 6294 if (isp->isp_osinfo.mboxcmd_done) { 6295 break; 6296 } 6297 } 6298 ISP_DELAY(100); 6299 } 6300 if (isp->isp_osinfo.mboxcmd_done) { 6301 break; 6302 } 6303 } 6304 } 6305 if (isp->isp_osinfo.mboxcmd_done == 0) { 6306 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 6307 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 6308 mbp->param[0] = MBOX_TIMEOUT; 6309 isp->isp_osinfo.mboxcmd_done = 1; 6310 } 6311 } 6312 6313 void 6314 isp_mbox_notify_done(ispsoftc_t *isp) 6315 { 6316 if (isp->isp_osinfo.mbox_sleeping) { 6317 wakeup(&isp->isp_mbxworkp); 6318 } 6319 isp->isp_osinfo.mboxcmd_done = 1; 6320 } 6321 6322 void 6323 isp_mbox_release(ispsoftc_t *isp) 6324 { 6325 isp->isp_osinfo.mboxbsy = 0; 6326 } 6327 6328 int 6329 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 6330 { 6331 int ret = 0; 6332 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 6333 ret = -1; 6334 } else { 6335 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 6336 } 6337 return (ret); 6338 } 6339 6340 int 6341 isp_mstohz(int ms) 6342 { 6343 int hz; 6344 struct timeval t; 6345 t.tv_sec = ms / 1000; 6346 t.tv_usec = (ms % 1000) * 1000; 6347 hz = tvtohz(&t); 6348 if (hz < 0) { 6349 hz = 0x7fffffff; 6350 } 6351 if (hz == 0) { 6352 hz = 1; 6353 } 6354 return (hz); 6355 } 6356 6357 void 6358 isp_platform_intr(void *arg) 6359 { 6360 ispsoftc_t *isp = arg; 6361 uint32_t isr; 6362 uint16_t sema, mbox; 6363 6364 ISP_LOCK(isp); 6365 isp->isp_intcnt++; 6366 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 6367 isp->isp_intbogus++; 6368 } else { 6369 isp_intr(isp, isr, sema, mbox); 6370 } 6371 ISP_UNLOCK(isp); 6372 } 6373 6374 void 6375 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 6376 { 6377 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 6378 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 6379 } else { 6380 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 6381 } 6382 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 6383 } 6384 6385 int 6386 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 6387 { 6388 uint32_t chan, tgt, lun; 6389 struct isp_fc *fc; 6390 struct isp_nexus *nxp; 6391 int idx; 6392 6393 if (isp->isp_type < ISP_HA_FC_2300) 6394 return (0); 6395 6396 chan = XS_CHANNEL(cmd); 6397 tgt = XS_TGT(cmd); 6398 lun = XS_LUN(cmd); 6399 fc = &isp->isp_osinfo.pc.fc[chan]; 6400 idx = NEXUS_HASH(tgt, lun); 6401 nxp = fc->nexus_hash[idx]; 6402 6403 while (nxp) { 6404 if (nxp->tgt == tgt && nxp->lun == lun) 6405 break; 6406 nxp = nxp->next; 6407 } 6408 if (nxp == NULL) { 6409 nxp = fc->nexus_free_list; 6410 if (nxp == NULL) { 6411 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 6412 if (nxp == NULL) { 6413 return (-1); 6414 } 6415 } else { 6416 fc->nexus_free_list = nxp->next; 6417 } 6418 nxp->tgt = tgt; 6419 nxp->lun = lun; 6420 nxp->next = fc->nexus_hash[idx]; 6421 fc->nexus_hash[idx] = nxp; 6422 } 6423 if (nxp) { 6424 if (nxp->crnseed == 0) 6425 nxp->crnseed = 1; 6426 if (cmd) 6427 PISP_PCMD(cmd)->crn = nxp->crnseed; 6428 *crnp = nxp->crnseed++; 6429 return (0); 6430 } 6431 return (-1); 6432 } 6433 6434 /* 6435 * We enter with the lock held 6436 */ 6437 void 6438 isp_timer(void *arg) 6439 { 6440 ispsoftc_t *isp = arg; 6441 #ifdef ISP_TARGET_MODE 6442 isp_tmcmd_restart(isp); 6443 #endif 6444 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 6445 } 6446 6447 isp_ecmd_t * 6448 isp_get_ecmd(ispsoftc_t *isp) 6449 { 6450 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 6451 if (ecmd) { 6452 isp->isp_osinfo.ecmd_free = ecmd->next; 6453 } 6454 return (ecmd); 6455 } 6456 6457 void 6458 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 6459 { 6460 ecmd->next = isp->isp_osinfo.ecmd_free; 6461 isp->isp_osinfo.ecmd_free = ecmd; 6462 } 6463