1 /*- 2 * Copyright (c) 1997-2009 by Matthew Jacob 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * this list of conditions, and the following disclaimer. 11 * 2. The name of the author may not be used to endorse or promote products 12 * derived from this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 29 */ 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 #include <dev/isp/isp_freebsd.h> 34 #include <sys/unistd.h> 35 #include <sys/kthread.h> 36 #include <sys/conf.h> 37 #include <sys/module.h> 38 #include <sys/ioccom.h> 39 #include <dev/isp/isp_ioctl.h> 40 #include <sys/devicestat.h> 41 #include <cam/cam_periph.h> 42 #include <cam/cam_xpt_periph.h> 43 44 #if __FreeBSD_version < 800002 45 #define THREAD_CREATE kthread_create 46 #else 47 #define THREAD_CREATE kproc_create 48 #endif 49 50 MODULE_VERSION(isp, 1); 51 MODULE_DEPEND(isp, cam, 1, 1, 1); 52 int isp_announced = 0; 53 int isp_loop_down_limit = 60; /* default loop down limit */ 54 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 55 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 56 static const char prom3[] = "Chan %d [%u] PortID 0x%06x Departed because of %s"; 57 58 static void isp_freeze_loopdown(ispsoftc_t *, int); 59 static void isp_loop_changed(ispsoftc_t *isp, int chan); 60 static d_ioctl_t ispioctl; 61 static void isp_intr_enable(void *); 62 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 63 static void isp_poll(struct cam_sim *); 64 static timeout_t isp_watchdog; 65 static timeout_t isp_gdt; 66 static task_fn_t isp_gdt_task; 67 static void isp_kthread(void *); 68 static void isp_action(struct cam_sim *, union ccb *); 69 static int isp_timer_count; 70 static void isp_timer(void *); 71 72 static struct cdevsw isp_cdevsw = { 73 .d_version = D_VERSION, 74 .d_ioctl = ispioctl, 75 .d_name = "isp", 76 }; 77 78 static int 79 isp_role_sysctl(SYSCTL_HANDLER_ARGS) 80 { 81 ispsoftc_t *isp = (ispsoftc_t *)arg1; 82 int chan = arg2; 83 int error, old, value; 84 85 value = FCPARAM(isp, chan)->role; 86 87 error = sysctl_handle_int(oidp, &value, 0, req); 88 if ((error != 0) || (req->newptr == NULL)) 89 return (error); 90 91 if (value < ISP_ROLE_NONE || value > ISP_ROLE_BOTH) 92 return (EINVAL); 93 94 ISP_LOCK(isp); 95 old = FCPARAM(isp, chan)->role; 96 97 /* We don't allow target mode switch from here. */ 98 value = (old & ISP_ROLE_TARGET) | (value & ISP_ROLE_INITIATOR); 99 100 /* If nothing has changed -- we are done. */ 101 if (value == old) { 102 ISP_UNLOCK(isp); 103 return (0); 104 } 105 106 /* Actually change the role. */ 107 error = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, value); 108 ISP_UNLOCK(isp); 109 return (error); 110 } 111 112 static int 113 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 114 { 115 struct ccb_setasync csa; 116 struct cam_sim *sim; 117 struct cam_path *path; 118 119 /* 120 * Construct our SIM entry. 121 */ 122 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, device_get_unit(isp->isp_dev), &isp->isp_osinfo.lock, isp->isp_maxcmds, isp->isp_maxcmds, devq); 123 124 if (sim == NULL) { 125 return (ENOMEM); 126 } 127 128 ISP_LOCK(isp); 129 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 130 ISP_UNLOCK(isp); 131 cam_sim_free(sim, FALSE); 132 return (EIO); 133 } 134 ISP_UNLOCK(isp); 135 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 136 ISP_LOCK(isp); 137 xpt_bus_deregister(cam_sim_path(sim)); 138 ISP_UNLOCK(isp); 139 cam_sim_free(sim, FALSE); 140 return (ENXIO); 141 } 142 xpt_setup_ccb(&csa.ccb_h, path, 5); 143 csa.ccb_h.func_code = XPT_SASYNC_CB; 144 csa.event_enable = AC_LOST_DEVICE; 145 csa.callback = isp_cam_async; 146 csa.callback_arg = sim; 147 148 ISP_LOCK(isp); 149 xpt_action((union ccb *)&csa); 150 ISP_UNLOCK(isp); 151 152 if (IS_SCSI(isp)) { 153 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 154 spi->sim = sim; 155 spi->path = path; 156 } else { 157 fcparam *fcp = FCPARAM(isp, chan); 158 struct isp_fc *fc = ISP_FC_PC(isp, chan); 159 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 160 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 161 char name[16]; 162 163 ISP_LOCK(isp); 164 fc->sim = sim; 165 fc->path = path; 166 fc->isp = isp; 167 fc->ready = 1; 168 169 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 170 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 171 isp_loop_changed(isp, chan); 172 ISP_UNLOCK(isp); 173 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 174 xpt_free_path(fc->path); 175 ISP_LOCK(isp); 176 xpt_bus_deregister(cam_sim_path(fc->sim)); 177 ISP_UNLOCK(isp); 178 cam_sim_free(fc->sim, FALSE); 179 return (ENOMEM); 180 } 181 fc->num_threads += 1; 182 if (chan > 0) { 183 snprintf(name, sizeof(name), "chan%d", chan); 184 tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), 185 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel"); 186 } 187 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 188 "wwnn", CTLFLAG_RD, &fcp->isp_wwnn, 189 "World Wide Node Name"); 190 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 191 "wwpn", CTLFLAG_RD, &fcp->isp_wwpn, 192 "World Wide Port Name"); 193 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 194 "loop_down_limit", CTLFLAG_RW, &fc->loop_down_limit, 0, 195 "Loop Down Limit"); 196 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 197 "gone_device_time", CTLFLAG_RW, &fc->gone_device_time, 0, 198 "Gone Device Time"); 199 #if defined(ISP_TARGET_MODE) && defined(DEBUG) 200 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 201 "inject_lost_data_frame", CTLFLAG_RW, &fc->inject_lost_data_frame, 0, 202 "Cause a Lost Frame on a Read"); 203 #endif 204 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 205 "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan, 206 isp_role_sysctl, "I", "Current role"); 207 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 208 "speed", CTLFLAG_RD, &fcp->isp_gbspeed, 0, 209 "Connection speed in gigabits"); 210 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 211 "linkstate", CTLFLAG_RD, &fcp->isp_linkstate, 0, 212 "Link state"); 213 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 214 "fwstate", CTLFLAG_RD, &fcp->isp_fwstate, 0, 215 "Firmware state"); 216 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 217 "loopstate", CTLFLAG_RD, &fcp->isp_loopstate, 0, 218 "Loop state"); 219 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 220 "topo", CTLFLAG_RD, &fcp->isp_topo, 0, 221 "Connection topology"); 222 } 223 return (0); 224 } 225 226 static void 227 isp_detach_chan(ispsoftc_t *isp, int chan) 228 { 229 struct cam_sim *sim; 230 struct cam_path *path; 231 struct ccb_setasync csa; 232 int *num_threads; 233 234 ISP_GET_PC(isp, chan, sim, sim); 235 ISP_GET_PC(isp, chan, path, path); 236 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads); 237 238 xpt_setup_ccb(&csa.ccb_h, path, 5); 239 csa.ccb_h.func_code = XPT_SASYNC_CB; 240 csa.event_enable = 0; 241 csa.callback = isp_cam_async; 242 csa.callback_arg = sim; 243 xpt_action((union ccb *)&csa); 244 xpt_free_path(path); 245 xpt_bus_deregister(cam_sim_path(sim)); 246 cam_sim_free(sim, FALSE); 247 248 /* Wait for the channel's spawned threads to exit. */ 249 wakeup(isp->isp_osinfo.pc.ptr); 250 while (*num_threads != 0) 251 mtx_sleep(isp, &isp->isp_osinfo.lock, PRIBIO, "isp_reap", 100); 252 } 253 254 int 255 isp_attach(ispsoftc_t *isp) 256 { 257 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 258 int du = device_get_unit(isp->isp_dev); 259 int chan; 260 261 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 262 isp->isp_osinfo.ehook.ich_arg = isp; 263 /* 264 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 265 * will be called right awawy, which will clear isp_osinfo.ehook_active, 266 * which would be unwise to then set again later. 267 */ 268 isp->isp_osinfo.ehook_active = 1; 269 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 270 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 271 return (-EIO); 272 } 273 274 /* 275 * Create the device queue for our SIM(s). 276 */ 277 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 278 if (isp->isp_osinfo.devq == NULL) { 279 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 280 return (EIO); 281 } 282 283 for (chan = 0; chan < isp->isp_nchan; chan++) { 284 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 285 goto unwind; 286 } 287 } 288 289 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 290 isp_timer_count = hz >> 2; 291 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 292 isp->isp_osinfo.timer_active = 1; 293 294 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 295 if (isp->isp_osinfo.cdev) { 296 isp->isp_osinfo.cdev->si_drv1 = isp; 297 } 298 return (0); 299 300 unwind: 301 while (--chan >= 0) { 302 struct cam_sim *sim; 303 struct cam_path *path; 304 305 ISP_GET_PC(isp, chan, sim, sim); 306 ISP_GET_PC(isp, chan, path, path); 307 xpt_free_path(path); 308 ISP_LOCK(isp); 309 xpt_bus_deregister(cam_sim_path(sim)); 310 ISP_UNLOCK(isp); 311 cam_sim_free(sim, FALSE); 312 } 313 if (isp->isp_osinfo.ehook_active) { 314 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 315 isp->isp_osinfo.ehook_active = 0; 316 } 317 if (isp->isp_osinfo.cdev) { 318 destroy_dev(isp->isp_osinfo.cdev); 319 isp->isp_osinfo.cdev = NULL; 320 } 321 cam_simq_free(isp->isp_osinfo.devq); 322 isp->isp_osinfo.devq = NULL; 323 return (-1); 324 } 325 326 int 327 isp_detach(ispsoftc_t *isp) 328 { 329 struct cam_sim *sim; 330 int chan; 331 332 ISP_LOCK(isp); 333 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 334 ISP_GET_PC(isp, chan, sim, sim); 335 if (sim->refcount > 2) { 336 ISP_UNLOCK(isp); 337 return (EBUSY); 338 } 339 } 340 /* Tell spawned threads that we're exiting. */ 341 isp->isp_osinfo.is_exiting = 1; 342 if (isp->isp_osinfo.timer_active) { 343 callout_stop(&isp->isp_osinfo.tmo); 344 isp->isp_osinfo.timer_active = 0; 345 } 346 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) 347 isp_detach_chan(isp, chan); 348 ISP_UNLOCK(isp); 349 350 if (isp->isp_osinfo.cdev) { 351 destroy_dev(isp->isp_osinfo.cdev); 352 isp->isp_osinfo.cdev = NULL; 353 } 354 if (isp->isp_osinfo.ehook_active) { 355 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 356 isp->isp_osinfo.ehook_active = 0; 357 } 358 if (isp->isp_osinfo.devq != NULL) { 359 cam_simq_free(isp->isp_osinfo.devq); 360 isp->isp_osinfo.devq = NULL; 361 } 362 return (0); 363 } 364 365 static void 366 isp_freeze_loopdown(ispsoftc_t *isp, int chan) 367 { 368 if (IS_FC(isp)) { 369 struct isp_fc *fc = ISP_FC_PC(isp, chan); 370 if (fc->simqfrozen == 0) { 371 isp_prt(isp, ISP_LOGDEBUG0, 372 "Chan %d Freeze simq (loopdown)", chan); 373 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 374 #if __FreeBSD_version >= 1000039 375 xpt_hold_boot(); 376 #endif 377 xpt_freeze_simq(fc->sim, 1); 378 } else { 379 isp_prt(isp, ISP_LOGDEBUG0, 380 "Chan %d Mark simq frozen (loopdown)", chan); 381 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 382 } 383 } 384 } 385 386 static void 387 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 388 { 389 if (IS_FC(isp)) { 390 struct isp_fc *fc = ISP_FC_PC(isp, chan); 391 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 392 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 393 if (wasfrozen && fc->simqfrozen == 0) { 394 isp_prt(isp, ISP_LOGDEBUG0, 395 "Chan %d Release simq", chan); 396 xpt_release_simq(fc->sim, 1); 397 #if __FreeBSD_version >= 1000039 398 xpt_release_boot(); 399 #endif 400 } 401 } 402 } 403 404 405 static int 406 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 407 { 408 ispsoftc_t *isp; 409 int nr, chan, retval = ENOTTY; 410 411 isp = dev->si_drv1; 412 413 switch (c) { 414 case ISP_SDBLEV: 415 { 416 int olddblev = isp->isp_dblev; 417 isp->isp_dblev = *(int *)addr; 418 *(int *)addr = olddblev; 419 retval = 0; 420 break; 421 } 422 case ISP_GETROLE: 423 chan = *(int *)addr; 424 if (chan < 0 || chan >= isp->isp_nchan) { 425 retval = -ENXIO; 426 break; 427 } 428 if (IS_FC(isp)) { 429 *(int *)addr = FCPARAM(isp, chan)->role; 430 } else { 431 *(int *)addr = ISP_ROLE_INITIATOR; 432 } 433 retval = 0; 434 break; 435 case ISP_SETROLE: 436 if (IS_SCSI(isp)) 437 break; 438 nr = *(int *)addr; 439 chan = nr >> 8; 440 if (chan < 0 || chan >= isp->isp_nchan) { 441 retval = -ENXIO; 442 break; 443 } 444 nr &= 0xff; 445 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 446 retval = EINVAL; 447 break; 448 } 449 ISP_LOCK(isp); 450 *(int *)addr = FCPARAM(isp, chan)->role; 451 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr); 452 ISP_UNLOCK(isp); 453 retval = 0; 454 break; 455 456 case ISP_RESETHBA: 457 ISP_LOCK(isp); 458 isp_reinit(isp, 0); 459 ISP_UNLOCK(isp); 460 retval = 0; 461 break; 462 463 case ISP_RESCAN: 464 if (IS_FC(isp)) { 465 chan = *(int *)addr; 466 if (chan < 0 || chan >= isp->isp_nchan) { 467 retval = -ENXIO; 468 break; 469 } 470 ISP_LOCK(isp); 471 if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) { 472 retval = EIO; 473 } else { 474 retval = 0; 475 } 476 ISP_UNLOCK(isp); 477 } 478 break; 479 480 case ISP_FC_LIP: 481 if (IS_FC(isp)) { 482 chan = *(int *)addr; 483 if (chan < 0 || chan >= isp->isp_nchan) { 484 retval = -ENXIO; 485 break; 486 } 487 ISP_LOCK(isp); 488 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 489 retval = EIO; 490 } else { 491 retval = 0; 492 } 493 ISP_UNLOCK(isp); 494 } 495 break; 496 case ISP_FC_GETDINFO: 497 { 498 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 499 fcportdb_t *lp; 500 501 if (IS_SCSI(isp)) { 502 break; 503 } 504 if (ifc->loopid >= MAX_FC_TARG) { 505 retval = EINVAL; 506 break; 507 } 508 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 509 if (lp->state != FC_PORTDB_STATE_NIL) { 510 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 511 ifc->loopid = lp->handle; 512 ifc->portid = lp->portid; 513 ifc->node_wwn = lp->node_wwn; 514 ifc->port_wwn = lp->port_wwn; 515 retval = 0; 516 } else { 517 retval = ENODEV; 518 } 519 break; 520 } 521 case ISP_GET_STATS: 522 { 523 isp_stats_t *sp = (isp_stats_t *) addr; 524 525 ISP_MEMZERO(sp, sizeof (*sp)); 526 sp->isp_stat_version = ISP_STATS_VERSION; 527 sp->isp_type = isp->isp_type; 528 sp->isp_revision = isp->isp_revision; 529 ISP_LOCK(isp); 530 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 531 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 532 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 533 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 534 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 535 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 536 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 537 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 538 ISP_UNLOCK(isp); 539 retval = 0; 540 break; 541 } 542 case ISP_CLR_STATS: 543 ISP_LOCK(isp); 544 isp->isp_intcnt = 0; 545 isp->isp_intbogus = 0; 546 isp->isp_intmboxc = 0; 547 isp->isp_intoasync = 0; 548 isp->isp_rsltccmplt = 0; 549 isp->isp_fphccmplt = 0; 550 isp->isp_rscchiwater = 0; 551 isp->isp_fpcchiwater = 0; 552 ISP_UNLOCK(isp); 553 retval = 0; 554 break; 555 case ISP_FC_GETHINFO: 556 { 557 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 558 int chan = hba->fc_channel; 559 560 if (chan < 0 || chan >= isp->isp_nchan) { 561 retval = ENXIO; 562 break; 563 } 564 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 565 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 566 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 567 hba->fc_nchannels = isp->isp_nchan; 568 if (IS_FC(isp)) { 569 hba->fc_nports = MAX_FC_TARG; 570 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 571 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 572 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 573 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 574 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 575 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 576 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 577 } else { 578 hba->fc_nports = MAX_TARGETS; 579 hba->fc_speed = 0; 580 hba->fc_topology = 0; 581 hba->nvram_node_wwn = 0ull; 582 hba->nvram_port_wwn = 0ull; 583 hba->active_node_wwn = 0ull; 584 hba->active_port_wwn = 0ull; 585 } 586 retval = 0; 587 break; 588 } 589 case ISP_TSK_MGMT: 590 { 591 int needmarker; 592 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 593 uint16_t nphdl; 594 mbreg_t mbs; 595 596 if (IS_SCSI(isp)) { 597 break; 598 } 599 600 chan = fct->chan; 601 if (chan < 0 || chan >= isp->isp_nchan) { 602 retval = -ENXIO; 603 break; 604 } 605 606 needmarker = retval = 0; 607 nphdl = fct->loopid; 608 ISP_LOCK(isp); 609 if (IS_24XX(isp)) { 610 void *reqp; 611 uint8_t resp[QENTRY_LEN]; 612 isp24xx_tmf_t tmf; 613 isp24xx_statusreq_t sp; 614 fcparam *fcp = FCPARAM(isp, chan); 615 fcportdb_t *lp; 616 int i; 617 618 for (i = 0; i < MAX_FC_TARG; i++) { 619 lp = &fcp->portdb[i]; 620 if (lp->handle == nphdl) { 621 break; 622 } 623 } 624 if (i == MAX_FC_TARG) { 625 retval = ENXIO; 626 ISP_UNLOCK(isp); 627 break; 628 } 629 ISP_MEMZERO(&tmf, sizeof(tmf)); 630 tmf.tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 631 tmf.tmf_header.rqs_entry_count = 1; 632 tmf.tmf_nphdl = lp->handle; 633 tmf.tmf_delay = 2; 634 tmf.tmf_timeout = 4; 635 tmf.tmf_tidlo = lp->portid; 636 tmf.tmf_tidhi = lp->portid >> 16; 637 tmf.tmf_vpidx = ISP_GET_VPIDX(isp, chan); 638 tmf.tmf_lun[1] = fct->lun & 0xff; 639 if (fct->lun >= 256) { 640 tmf.tmf_lun[0] = 0x40 | (fct->lun >> 8); 641 } 642 switch (fct->action) { 643 case IPT_CLEAR_ACA: 644 tmf.tmf_flags = ISP24XX_TMF_CLEAR_ACA; 645 break; 646 case IPT_TARGET_RESET: 647 tmf.tmf_flags = ISP24XX_TMF_TARGET_RESET; 648 needmarker = 1; 649 break; 650 case IPT_LUN_RESET: 651 tmf.tmf_flags = ISP24XX_TMF_LUN_RESET; 652 needmarker = 1; 653 break; 654 case IPT_CLEAR_TASK_SET: 655 tmf.tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 656 needmarker = 1; 657 break; 658 case IPT_ABORT_TASK_SET: 659 tmf.tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 660 needmarker = 1; 661 break; 662 default: 663 retval = EINVAL; 664 break; 665 } 666 if (retval) { 667 ISP_UNLOCK(isp); 668 break; 669 } 670 671 /* Prepare space for response in memory */ 672 memset(resp, 0xff, sizeof(resp)); 673 tmf.tmf_handle = isp_allocate_handle(isp, resp, 674 ISP_HANDLE_CTRL); 675 if (tmf.tmf_handle == 0) { 676 isp_prt(isp, ISP_LOGERR, 677 "%s: TMF of Chan %d out of handles", 678 __func__, chan); 679 ISP_UNLOCK(isp); 680 retval = ENOMEM; 681 break; 682 } 683 684 /* Send request and wait for response. */ 685 reqp = isp_getrqentry(isp); 686 if (reqp == NULL) { 687 isp_prt(isp, ISP_LOGERR, 688 "%s: TMF of Chan %d out of rqent", 689 __func__, chan); 690 isp_destroy_handle(isp, tmf.tmf_handle); 691 ISP_UNLOCK(isp); 692 retval = EIO; 693 break; 694 } 695 isp_put_24xx_tmf(isp, &tmf, (isp24xx_tmf_t *)reqp); 696 if (isp->isp_dblev & ISP_LOGDEBUG1) 697 isp_print_bytes(isp, "IOCB TMF", QENTRY_LEN, reqp); 698 ISP_SYNC_REQUEST(isp); 699 if (msleep(resp, &isp->isp_lock, 0, "TMF", 5*hz) == EWOULDBLOCK) { 700 isp_prt(isp, ISP_LOGERR, 701 "%s: TMF of Chan %d timed out", 702 __func__, chan); 703 isp_destroy_handle(isp, tmf.tmf_handle); 704 ISP_UNLOCK(isp); 705 retval = EIO; 706 break; 707 } 708 if (isp->isp_dblev & ISP_LOGDEBUG1) 709 isp_print_bytes(isp, "IOCB TMF response", QENTRY_LEN, resp); 710 isp_get_24xx_response(isp, (isp24xx_statusreq_t *)resp, &sp); 711 712 if (sp.req_completion_status != 0) 713 retval = EIO; 714 else if (needmarker) 715 fcp->sendmarker = 1; 716 } else { 717 MBSINIT(&mbs, 0, MBLOGALL, 0); 718 if (ISP_CAP_2KLOGIN(isp) == 0) { 719 nphdl <<= 8; 720 } 721 switch (fct->action) { 722 case IPT_CLEAR_ACA: 723 mbs.param[0] = MBOX_CLEAR_ACA; 724 mbs.param[1] = nphdl; 725 mbs.param[2] = fct->lun; 726 break; 727 case IPT_TARGET_RESET: 728 mbs.param[0] = MBOX_TARGET_RESET; 729 mbs.param[1] = nphdl; 730 needmarker = 1; 731 break; 732 case IPT_LUN_RESET: 733 mbs.param[0] = MBOX_LUN_RESET; 734 mbs.param[1] = nphdl; 735 mbs.param[2] = fct->lun; 736 needmarker = 1; 737 break; 738 case IPT_CLEAR_TASK_SET: 739 mbs.param[0] = MBOX_CLEAR_TASK_SET; 740 mbs.param[1] = nphdl; 741 mbs.param[2] = fct->lun; 742 needmarker = 1; 743 break; 744 case IPT_ABORT_TASK_SET: 745 mbs.param[0] = MBOX_ABORT_TASK_SET; 746 mbs.param[1] = nphdl; 747 mbs.param[2] = fct->lun; 748 needmarker = 1; 749 break; 750 default: 751 retval = EINVAL; 752 break; 753 } 754 if (retval == 0) { 755 if (needmarker) { 756 FCPARAM(isp, chan)->sendmarker = 1; 757 } 758 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 759 if (retval) { 760 retval = EIO; 761 } 762 } 763 } 764 ISP_UNLOCK(isp); 765 break; 766 } 767 default: 768 break; 769 } 770 return (retval); 771 } 772 773 static void 774 isp_intr_enable(void *arg) 775 { 776 int chan; 777 ispsoftc_t *isp = arg; 778 ISP_LOCK(isp); 779 if (IS_FC(isp)) { 780 for (chan = 0; chan < isp->isp_nchan; chan++) { 781 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 782 ISP_ENABLE_INTS(isp); 783 break; 784 } 785 } 786 } else { 787 ISP_ENABLE_INTS(isp); 788 } 789 isp->isp_osinfo.ehook_active = 0; 790 ISP_UNLOCK(isp); 791 /* Release our hook so that the boot can continue. */ 792 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 793 } 794 795 /* 796 * Local Inlines 797 */ 798 799 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 800 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 801 802 static ISP_INLINE int 803 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 804 { 805 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 806 if (ISP_PCMD(ccb) == NULL) { 807 return (-1); 808 } 809 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 810 return (0); 811 } 812 813 static ISP_INLINE void 814 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 815 { 816 if (ISP_PCMD(ccb)) { 817 #ifdef ISP_TARGET_MODE 818 PISP_PCMD(ccb)->datalen = 0; 819 PISP_PCMD(ccb)->totslen = 0; 820 PISP_PCMD(ccb)->cumslen = 0; 821 PISP_PCMD(ccb)->crn = 0; 822 #endif 823 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 824 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 825 ISP_PCMD(ccb) = NULL; 826 } 827 } 828 829 /* 830 * Put the target mode functions here, because some are inlines 831 */ 832 #ifdef ISP_TARGET_MODE 833 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 834 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 835 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 836 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 837 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 838 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 839 static ISP_INLINE atio_private_data_t *isp_find_atpd(ispsoftc_t *, tstate_t *, uint32_t); 840 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 841 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 842 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 843 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 844 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 845 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 846 static void isp_enable_lun(ispsoftc_t *, union ccb *); 847 static void isp_disable_lun(ispsoftc_t *, union ccb *); 848 static timeout_t isp_refire_putback_atio; 849 static timeout_t isp_refire_notify_ack; 850 static void isp_complete_ctio(union ccb *); 851 static void isp_target_putback_atio(union ccb *); 852 enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 853 static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 854 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 855 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 856 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 857 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 858 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 859 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 860 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 861 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 862 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 863 864 static ISP_INLINE int 865 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 866 { 867 tstate_t *tptr; 868 struct tslist *lhp; 869 870 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 871 SLIST_FOREACH(tptr, lhp, next) { 872 if (tptr->ts_lun == lun) { 873 return (1); 874 } 875 } 876 return (0); 877 } 878 879 static void 880 dump_tstates(ispsoftc_t *isp, int bus) 881 { 882 int i, j; 883 struct tslist *lhp; 884 tstate_t *tptr = NULL; 885 886 if (bus >= isp->isp_nchan) { 887 return; 888 } 889 for (i = 0; i < LUN_HASH_SIZE; i++) { 890 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 891 j = 0; 892 SLIST_FOREACH(tptr, lhp, next) { 893 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 894 j++; 895 } 896 } 897 } 898 899 static ISP_INLINE tstate_t * 900 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 901 { 902 tstate_t *tptr = NULL; 903 struct tslist *lhp; 904 905 if (bus < isp->isp_nchan) { 906 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 907 SLIST_FOREACH(tptr, lhp, next) { 908 if (tptr->ts_lun == lun) { 909 tptr->hold++; 910 return (tptr); 911 } 912 } 913 } 914 return (NULL); 915 } 916 917 static ISP_INLINE tstate_t * 918 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 919 { 920 tstate_t *tptr = NULL; 921 atio_private_data_t *atp; 922 struct tslist *lhp; 923 int i; 924 925 if (bus < isp->isp_nchan && tagval != 0) { 926 for (i = 0; i < LUN_HASH_SIZE; i++) { 927 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 928 SLIST_FOREACH(tptr, lhp, next) { 929 atp = isp_find_atpd(isp, tptr, tagval); 930 if (atp) { 931 tptr->hold++; 932 return (tptr); 933 } 934 } 935 } 936 } 937 return (NULL); 938 } 939 940 static ISP_INLINE inot_private_data_t * 941 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 942 { 943 inot_private_data_t *ntp; 944 tstate_t *tptr; 945 struct tslist *lhp; 946 int bus, i; 947 948 for (bus = 0; bus < isp->isp_nchan; bus++) { 949 for (i = 0; i < LUN_HASH_SIZE; i++) { 950 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 951 SLIST_FOREACH(tptr, lhp, next) { 952 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 953 if (ntp) { 954 *rslt = tptr; 955 tptr->hold++; 956 return (ntp); 957 } 958 } 959 } 960 } 961 return (NULL); 962 } 963 964 static ISP_INLINE void 965 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 966 { 967 KASSERT((tptr->hold), ("tptr not held")); 968 tptr->hold--; 969 } 970 971 static void 972 isp_tmcmd_restart(ispsoftc_t *isp) 973 { 974 inot_private_data_t *ntp; 975 inot_private_data_t *restart_queue; 976 tstate_t *tptr; 977 union ccb *ccb; 978 struct tslist *lhp; 979 int bus, i; 980 981 for (bus = 0; bus < isp->isp_nchan; bus++) { 982 for (i = 0; i < LUN_HASH_SIZE; i++) { 983 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 984 SLIST_FOREACH(tptr, lhp, next) { 985 if ((restart_queue = tptr->restart_queue) != NULL) 986 tptr->restart_queue = NULL; 987 while (restart_queue) { 988 ntp = restart_queue; 989 restart_queue = ntp->rd.nt.nt_hba; 990 if (IS_24XX(isp)) { 991 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 992 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 993 } else { 994 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 995 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 996 } 997 isp_put_ntpd(isp, tptr, ntp); 998 if (tptr->restart_queue && restart_queue != NULL) { 999 ntp = tptr->restart_queue; 1000 tptr->restart_queue = restart_queue; 1001 while (restart_queue->rd.nt.nt_hba) { 1002 restart_queue = restart_queue->rd.nt.nt_hba; 1003 } 1004 restart_queue->rd.nt.nt_hba = ntp; 1005 break; 1006 } 1007 } 1008 /* 1009 * We only need to do this once per tptr 1010 */ 1011 if (!TAILQ_EMPTY(&tptr->waitq)) { 1012 ccb = (union ccb *)TAILQ_LAST(&tptr->waitq, isp_ccbq); 1013 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1014 isp_target_start_ctio(isp, ccb, FROM_TIMER); 1015 } 1016 } 1017 } 1018 } 1019 } 1020 1021 static ISP_INLINE atio_private_data_t * 1022 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1023 { 1024 atio_private_data_t *atp; 1025 1026 atp = LIST_FIRST(&tptr->atfree); 1027 if (atp) { 1028 LIST_REMOVE(atp, next); 1029 atp->tag = tag; 1030 LIST_INSERT_HEAD(&tptr->atused[ATPDPHASH(tag)], atp, next); 1031 } 1032 return (atp); 1033 } 1034 1035 static ISP_INLINE atio_private_data_t * 1036 isp_find_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1037 { 1038 atio_private_data_t *atp; 1039 1040 LIST_FOREACH(atp, &tptr->atused[ATPDPHASH(tag)], next) { 1041 if (atp->tag == tag) 1042 return (atp); 1043 } 1044 return (NULL); 1045 } 1046 1047 static ISP_INLINE void 1048 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1049 { 1050 if (atp->ests) { 1051 isp_put_ecmd(isp, atp->ests); 1052 } 1053 LIST_REMOVE(atp, next); 1054 memset(atp, 0, sizeof (*atp)); 1055 LIST_INSERT_HEAD(&tptr->atfree, atp, next); 1056 } 1057 1058 static void 1059 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1060 { 1061 atio_private_data_t *atp; 1062 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1063 1064 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1065 xpt_print(tptr->owner, "ATP: [0x%x] origdlen %u bytes_xfrd %u lun %x nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s\n", 1066 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1067 } 1068 } 1069 1070 1071 static ISP_INLINE inot_private_data_t * 1072 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1073 { 1074 inot_private_data_t *ntp; 1075 ntp = tptr->ntfree; 1076 if (ntp) { 1077 tptr->ntfree = ntp->next; 1078 } 1079 return (ntp); 1080 } 1081 1082 static ISP_INLINE inot_private_data_t * 1083 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1084 { 1085 inot_private_data_t *ntp; 1086 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1087 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1088 return (ntp); 1089 } 1090 } 1091 return (NULL); 1092 } 1093 1094 static ISP_INLINE void 1095 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1096 { 1097 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1098 ntp->next = tptr->ntfree; 1099 tptr->ntfree = ntp; 1100 } 1101 1102 static cam_status 1103 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1104 { 1105 cam_status status; 1106 lun_id_t lun; 1107 struct tslist *lhp; 1108 tstate_t *tptr; 1109 int i; 1110 1111 lun = xpt_path_lun_id(path); 1112 if (lun != CAM_LUN_WILDCARD) { 1113 if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) { 1114 return (CAM_LUN_INVALID); 1115 } 1116 } 1117 if (is_lun_enabled(isp, bus, lun)) { 1118 return (CAM_LUN_ALRDY_ENA); 1119 } 1120 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1121 if (tptr == NULL) { 1122 return (CAM_RESRC_UNAVAIL); 1123 } 1124 tptr->ts_lun = lun; 1125 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1126 if (status != CAM_REQ_CMP) { 1127 free(tptr, M_DEVBUF); 1128 return (status); 1129 } 1130 SLIST_INIT(&tptr->atios); 1131 SLIST_INIT(&tptr->inots); 1132 TAILQ_INIT(&tptr->waitq); 1133 LIST_INIT(&tptr->atfree); 1134 for (i = ATPDPSIZE-1; i >= 0; i--) 1135 LIST_INSERT_HEAD(&tptr->atfree, &tptr->atpool[i], next); 1136 for (i = 0; i < ATPDPHASHSIZE; i++) 1137 LIST_INIT(&tptr->atused[i]); 1138 for (i = 0; i < ATPDPSIZE-1; i++) 1139 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1140 tptr->ntfree = tptr->ntpool; 1141 tptr->hold = 1; 1142 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 1143 SLIST_INSERT_HEAD(lhp, tptr, next); 1144 *rslt = tptr; 1145 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1146 return (CAM_REQ_CMP); 1147 } 1148 1149 static ISP_INLINE void 1150 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1151 { 1152 union ccb *ccb; 1153 struct tslist *lhp; 1154 1155 KASSERT((tptr->hold != 0), ("tptr is not held")); 1156 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1157 do { 1158 ccb = (union ccb *)SLIST_FIRST(&tptr->atios); 1159 if (ccb) { 1160 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1161 ccb->ccb_h.status = CAM_REQ_ABORTED; 1162 xpt_done(ccb); 1163 } 1164 } while (ccb); 1165 do { 1166 ccb = (union ccb *)SLIST_FIRST(&tptr->inots); 1167 if (ccb) { 1168 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1169 ccb->ccb_h.status = CAM_REQ_ABORTED; 1170 xpt_done(ccb); 1171 } 1172 } while (ccb); 1173 ISP_GET_PC_ADDR(isp, cam_sim_bus(xpt_path_sim(tptr->owner)), lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp); 1174 SLIST_REMOVE(lhp, tptr, tstate, next); 1175 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1176 xpt_free_path(tptr->owner); 1177 free(tptr, M_DEVBUF); 1178 } 1179 1180 static void 1181 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1182 { 1183 tstate_t *tptr; 1184 int bus; 1185 target_id_t target; 1186 lun_id_t lun; 1187 1188 if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) { 1189 xpt_print(ccb->ccb_h.path, "Target mode is not supported\n"); 1190 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1191 xpt_done(ccb); 1192 return; 1193 } 1194 1195 /* 1196 * We only support either target and lun both wildcard 1197 * or target and lun both non-wildcard. 1198 */ 1199 bus = XS_CHANNEL(ccb); 1200 target = ccb->ccb_h.target_id; 1201 lun = ccb->ccb_h.target_lun; 1202 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1203 "enabling lun %jx\n", (uintmax_t)lun); 1204 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1205 ccb->ccb_h.status = CAM_LUN_INVALID; 1206 xpt_done(ccb); 1207 return; 1208 } 1209 1210 /* Create the state pointer. It should not already exist. */ 1211 tptr = get_lun_statep(isp, bus, lun); 1212 if (tptr) { 1213 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1214 xpt_done(ccb); 1215 return; 1216 } 1217 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1218 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1219 xpt_done(ccb); 1220 return; 1221 } 1222 1223 rls_lun_statep(isp, tptr); 1224 ccb->ccb_h.status = CAM_REQ_CMP; 1225 xpt_done(ccb); 1226 } 1227 1228 static void 1229 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1230 { 1231 tstate_t *tptr = NULL; 1232 int bus; 1233 target_id_t target; 1234 lun_id_t lun; 1235 1236 bus = XS_CHANNEL(ccb); 1237 target = ccb->ccb_h.target_id; 1238 lun = ccb->ccb_h.target_lun; 1239 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1240 "disabling lun %jx\n", (uintmax_t)lun); 1241 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1242 ccb->ccb_h.status = CAM_LUN_INVALID; 1243 xpt_done(ccb); 1244 return; 1245 } 1246 1247 /* Find the state pointer. */ 1248 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1249 ccb->ccb_h.status = CAM_PATH_INVALID; 1250 xpt_done(ccb); 1251 return; 1252 } 1253 1254 destroy_lun_state(isp, tptr); 1255 ccb->ccb_h.status = CAM_REQ_CMP; 1256 xpt_done(ccb); 1257 } 1258 1259 static void 1260 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1261 { 1262 int fctape, sendstatus, resid; 1263 tstate_t *tptr; 1264 fcparam *fcp; 1265 atio_private_data_t *atp; 1266 struct ccb_scsiio *cso; 1267 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1268 uint8_t local[QENTRY_LEN]; 1269 1270 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1271 if (tptr == NULL) { 1272 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1273 if (tptr == NULL) { 1274 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find tstate pointer", __func__, ccb->csio.tag_id); 1275 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1276 xpt_done(ccb); 1277 return; 1278 } 1279 } 1280 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, 1281 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1282 1283 switch (how) { 1284 case FROM_TIMER: 1285 case FROM_CAM: 1286 /* 1287 * Insert at the tail of the list, if any, waiting CTIO CCBs 1288 */ 1289 TAILQ_INSERT_TAIL(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1290 break; 1291 case FROM_SRR: 1292 case FROM_CTIO_DONE: 1293 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1294 break; 1295 } 1296 1297 while (TAILQ_FIRST(&tptr->waitq) != NULL) { 1298 ccb = (union ccb *) TAILQ_FIRST(&tptr->waitq); 1299 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1300 1301 cso = &ccb->csio; 1302 xfrlen = cso->dxfer_len; 1303 if (xfrlen == 0) { 1304 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1305 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1306 ccb->ccb_h.status = CAM_REQ_INVALID; 1307 xpt_done(ccb); 1308 continue; 1309 } 1310 } 1311 1312 atp = isp_find_atpd(isp, tptr, cso->tag_id); 1313 if (atp == NULL) { 1314 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1315 isp_dump_atpd(isp, tptr); 1316 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1317 xpt_done(ccb); 1318 continue; 1319 } 1320 1321 /* 1322 * Is this command a dead duck? 1323 */ 1324 if (atp->dead) { 1325 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1326 ccb->ccb_h.status = CAM_REQ_ABORTED; 1327 xpt_done(ccb); 1328 continue; 1329 } 1330 1331 /* 1332 * Check to make sure we're still in target mode. 1333 */ 1334 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1335 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1336 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1337 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1338 xpt_done(ccb); 1339 continue; 1340 } 1341 1342 /* 1343 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1344 * could be split into two CTIOs to split data and status). 1345 */ 1346 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1347 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); 1348 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1349 break; 1350 } 1351 1352 /* 1353 * Does the initiator expect FC-Tape style responses? 1354 */ 1355 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1356 fctape = 1; 1357 } else { 1358 fctape = 0; 1359 } 1360 1361 /* 1362 * If we already did the data xfer portion of a CTIO that sends data 1363 * and status, don't do it again and do the status portion now. 1364 */ 1365 if (atp->sendst) { 1366 isp_prt(isp, ISP_LOGTINFO, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1367 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1368 xfrlen = 0; /* we already did the data transfer */ 1369 atp->sendst = 0; 1370 } 1371 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1372 sendstatus = 1; 1373 } else { 1374 sendstatus = 0; 1375 } 1376 1377 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1378 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1379 /* 1380 * Sense length is not the entire sense data structure size. Periph 1381 * drivers don't seem to be setting sense_len to reflect the actual 1382 * size. We'll peek inside to get the right amount. 1383 */ 1384 sense_length = cso->sense_len; 1385 1386 /* 1387 * This 'cannot' happen 1388 */ 1389 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1390 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1391 } 1392 } else { 1393 sense_length = 0; 1394 } 1395 1396 memset(local, 0, QENTRY_LEN); 1397 1398 /* 1399 * Check for overflow 1400 */ 1401 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen; 1402 if (tmp > atp->orig_datalen) { 1403 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen); 1404 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1405 xpt_done(ccb); 1406 continue; 1407 } 1408 1409 if (IS_24XX(isp)) { 1410 ct7_entry_t *cto = (ct7_entry_t *) local; 1411 1412 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1413 cto->ct_header.rqs_entry_count = 1; 1414 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1415 ATPD_SET_SEQNO(cto, atp); 1416 cto->ct_nphdl = atp->nphdl; 1417 cto->ct_rxid = atp->tag; 1418 cto->ct_iid_lo = atp->portid; 1419 cto->ct_iid_hi = atp->portid >> 16; 1420 cto->ct_oxid = atp->oxid; 1421 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1422 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1423 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1424 1425 /* 1426 * Mode 1, status, no data. Only possible when we are sending status, have 1427 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1428 * 1429 * Mode 2, status, no data. We have to use this in the case that 1430 * the sense data won't fit into a ct7_entry_t. 1431 * 1432 */ 1433 if (sendstatus && xfrlen == 0) { 1434 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1435 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1436 if (sense_length <= MAXRESPLEN_24XX) { 1437 if (resid < 0) { 1438 cto->ct_resid = -resid; 1439 } else if (resid > 0) { 1440 cto->ct_resid = resid; 1441 } 1442 cto->ct_flags |= CT7_FLAG_MODE1; 1443 cto->ct_scsi_status = cso->scsi_status; 1444 if (resid < 0) { 1445 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1446 } else if (resid > 0) { 1447 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1448 } 1449 if (fctape) { 1450 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1451 } 1452 if (sense_length) { 1453 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1454 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1455 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1456 } 1457 } else { 1458 bus_addr_t addr; 1459 char buf[XCMD_SIZE]; 1460 fcp_rsp_iu_t *rp; 1461 1462 if (atp->ests == NULL) { 1463 atp->ests = isp_get_ecmd(isp); 1464 if (atp->ests == NULL) { 1465 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1466 break; 1467 } 1468 } 1469 memset(buf, 0, sizeof (buf)); 1470 rp = (fcp_rsp_iu_t *)buf; 1471 if (fctape) { 1472 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1473 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1474 } 1475 cto->ct_flags |= CT7_FLAG_MODE2; 1476 rp->fcp_rsp_scsi_status = cso->scsi_status; 1477 if (resid < 0) { 1478 rp->fcp_rsp_resid = -resid; 1479 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1480 } else if (resid > 0) { 1481 rp->fcp_rsp_resid = resid; 1482 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1483 } 1484 if (sense_length) { 1485 rp->fcp_rsp_snslen = sense_length; 1486 cto->ct_senselen = sense_length; 1487 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1488 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1489 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1490 } else { 1491 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1492 } 1493 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1494 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1495 } 1496 addr = isp->isp_osinfo.ecmd_dma; 1497 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1498 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, 1499 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1500 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1501 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1502 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1503 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1504 } 1505 if (sense_length) { 1506 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__, 1507 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, 1508 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1509 } else { 1510 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1511 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1512 } 1513 atp->state = ATPD_STATE_LAST_CTIO; 1514 } 1515 1516 /* 1517 * Mode 0 data transfers, *possibly* with status. 1518 */ 1519 if (xfrlen != 0) { 1520 cto->ct_flags |= CT7_FLAG_MODE0; 1521 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1522 cto->ct_flags |= CT7_DATA_IN; 1523 } else { 1524 cto->ct_flags |= CT7_DATA_OUT; 1525 } 1526 1527 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1528 cto->rsp.m0.ct_xfrlen = xfrlen; 1529 1530 #ifdef DEBUG 1531 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1532 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1533 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1534 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1535 } 1536 #endif 1537 if (sendstatus) { 1538 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1539 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1540 cto->ct_flags |= CT7_SENDSTATUS; 1541 atp->state = ATPD_STATE_LAST_CTIO; 1542 if (fctape) { 1543 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1544 } 1545 } else { 1546 atp->sendst = 1; /* send status later */ 1547 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1548 atp->state = ATPD_STATE_CTIO; 1549 } 1550 } else { 1551 atp->state = ATPD_STATE_CTIO; 1552 } 1553 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__, 1554 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1555 } 1556 } else { 1557 ct2_entry_t *cto = (ct2_entry_t *) local; 1558 1559 if (isp->isp_osinfo.sixtyfourbit) 1560 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1561 else 1562 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1563 cto->ct_header.rqs_entry_count = 1; 1564 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1565 ATPD_SET_SEQNO(cto, atp); 1566 if (ISP_CAP_2KLOGIN(isp)) { 1567 ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl; 1568 } else { 1569 cto->ct_iid = atp->nphdl; 1570 if (ISP_CAP_SCCFW(isp) == 0) { 1571 cto->ct_lun = ccb->ccb_h.target_lun; 1572 } 1573 } 1574 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1575 cto->ct_rxid = cso->tag_id; 1576 1577 /* 1578 * Mode 1, status, no data. Only possible when we are sending status, have 1579 * no data to transfer, and the sense length can fit in the ct7_entry. 1580 * 1581 * Mode 2, status, no data. We have to use this in the case the response 1582 * length won't fit into a ct2_entry_t. 1583 * 1584 * We'll fill out this structure with information as if this were a 1585 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1586 * needed based upon this. 1587 */ 1588 if (sendstatus && xfrlen == 0) { 1589 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1590 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1591 if (sense_length <= MAXRESPLEN) { 1592 if (resid < 0) { 1593 cto->ct_resid = -resid; 1594 } else if (resid > 0) { 1595 cto->ct_resid = resid; 1596 } 1597 cto->ct_flags |= CT2_FLAG_MODE1; 1598 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1599 if (resid < 0) { 1600 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1601 } else if (resid > 0) { 1602 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1603 } 1604 if (fctape) { 1605 cto->ct_flags |= CT2_CONFIRM; 1606 } 1607 if (sense_length) { 1608 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1609 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1610 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1611 } 1612 } else { 1613 bus_addr_t addr; 1614 char buf[XCMD_SIZE]; 1615 fcp_rsp_iu_t *rp; 1616 1617 if (atp->ests == NULL) { 1618 atp->ests = isp_get_ecmd(isp); 1619 if (atp->ests == NULL) { 1620 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1621 break; 1622 } 1623 } 1624 memset(buf, 0, sizeof (buf)); 1625 rp = (fcp_rsp_iu_t *)buf; 1626 if (fctape) { 1627 cto->ct_flags |= CT2_CONFIRM; 1628 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1629 } 1630 cto->ct_flags |= CT2_FLAG_MODE2; 1631 rp->fcp_rsp_scsi_status = cso->scsi_status; 1632 if (resid < 0) { 1633 rp->fcp_rsp_resid = -resid; 1634 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1635 } else if (resid > 0) { 1636 rp->fcp_rsp_resid = resid; 1637 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1638 } 1639 if (sense_length) { 1640 rp->fcp_rsp_snslen = sense_length; 1641 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1642 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1643 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1644 } else { 1645 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1646 } 1647 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1648 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1649 } 1650 addr = isp->isp_osinfo.ecmd_dma; 1651 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1652 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, 1653 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1654 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1655 if (isp->isp_osinfo.sixtyfourbit) { 1656 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1657 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1658 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1659 } else { 1660 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1661 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1662 } 1663 } 1664 if (sense_length) { 1665 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__, 1666 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1667 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1668 } else { 1669 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, 1670 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1671 } 1672 atp->state = ATPD_STATE_LAST_CTIO; 1673 } 1674 1675 if (xfrlen != 0) { 1676 cto->ct_flags |= CT2_FLAG_MODE0; 1677 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1678 cto->ct_flags |= CT2_DATA_IN; 1679 } else { 1680 cto->ct_flags |= CT2_DATA_OUT; 1681 } 1682 1683 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 1684 cto->rsp.m0.ct_xfrlen = xfrlen; 1685 1686 if (sendstatus) { 1687 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1688 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 1689 cto->ct_flags |= CT2_SENDSTATUS; 1690 atp->state = ATPD_STATE_LAST_CTIO; 1691 if (fctape) { 1692 cto->ct_flags |= CT2_CONFIRM; 1693 } 1694 } else { 1695 atp->sendst = 1; /* send status later */ 1696 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1697 atp->state = ATPD_STATE_CTIO; 1698 } 1699 } else { 1700 atp->state = ATPD_STATE_CTIO; 1701 } 1702 } 1703 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, 1704 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); 1705 } 1706 1707 if (isp_get_pcmd(isp, ccb)) { 1708 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 1709 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1710 break; 1711 } 1712 handle = isp_allocate_handle(isp, ccb, ISP_HANDLE_TARGET); 1713 if (handle == 0) { 1714 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1715 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1716 isp_free_pcmd(isp, ccb); 1717 break; 1718 } 1719 atp->bytes_in_transit += xfrlen; 1720 PISP_PCMD(ccb)->datalen = xfrlen; 1721 1722 1723 /* 1724 * Call the dma setup routines for this entry (and any subsequent 1725 * CTIOs) if there's data to move, and then tell the f/w it's got 1726 * new things to play with. As with isp_start's usage of DMA setup, 1727 * any swizzling is done in the machine dependent layer. Because 1728 * of this, we put the request onto the queue area first in native 1729 * format. 1730 */ 1731 1732 if (IS_24XX(isp)) { 1733 ct7_entry_t *cto = (ct7_entry_t *) local; 1734 cto->ct_syshandle = handle; 1735 } else { 1736 ct2_entry_t *cto = (ct2_entry_t *) local; 1737 cto->ct_syshandle = handle; 1738 } 1739 1740 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1741 if (dmaresult != CMD_QUEUED) { 1742 isp_destroy_handle(isp, handle); 1743 isp_free_pcmd(isp, ccb); 1744 if (dmaresult == CMD_EAGAIN) { 1745 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1746 break; 1747 } 1748 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1749 xpt_done(ccb); 1750 continue; 1751 } 1752 isp->isp_nactive++; 1753 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 1754 if (xfrlen) { 1755 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 1756 } else { 1757 ccb->ccb_h.spriv_field0 = ~0; 1758 } 1759 atp->ctcnt++; 1760 atp->seqno++; 1761 } 1762 rls_lun_statep(isp, tptr); 1763 } 1764 1765 static void 1766 isp_refire_putback_atio(void *arg) 1767 { 1768 union ccb *ccb = arg; 1769 1770 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); 1771 isp_target_putback_atio(ccb); 1772 } 1773 1774 static void 1775 isp_refire_notify_ack(void *arg) 1776 { 1777 isp_tna_t *tp = arg; 1778 ispsoftc_t *isp = tp->isp; 1779 1780 ISP_ASSERT_LOCKED(isp); 1781 if (isp_notify_ack(isp, tp->not)) { 1782 callout_schedule(&tp->timer, 5); 1783 } else { 1784 free(tp, M_DEVBUF); 1785 } 1786 } 1787 1788 1789 static void 1790 isp_target_putback_atio(union ccb *ccb) 1791 { 1792 ispsoftc_t *isp; 1793 struct ccb_scsiio *cso; 1794 void *qe; 1795 at2_entry_t local, *at = &local; 1796 1797 isp = XS_ISP(ccb); 1798 1799 qe = isp_getrqentry(isp); 1800 if (qe == NULL) { 1801 xpt_print(ccb->ccb_h.path, 1802 "%s: Request Queue Overflow\n", __func__); 1803 callout_reset(&PISP_PCMD(ccb)->wdog, 10, 1804 isp_refire_putback_atio, ccb); 1805 return; 1806 } 1807 memset(qe, 0, QENTRY_LEN); 1808 cso = &ccb->csio; 1809 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1810 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1811 at->at_header.rqs_entry_count = 1; 1812 if (ISP_CAP_SCCFW(isp)) { 1813 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1814 #if __FreeBSD_version < 1000700 1815 if (at->at_scclun >= 256) 1816 at->at_scclun |= 0x4000; 1817 #endif 1818 } else { 1819 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1820 } 1821 at->at_status = CT_OK; 1822 at->at_rxid = cso->tag_id; 1823 at->at_iid = cso->ccb_h.target_id; 1824 isp_put_atio2(isp, at, qe); 1825 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1826 ISP_SYNC_REQUEST(isp); 1827 isp_complete_ctio(ccb); 1828 } 1829 1830 static void 1831 isp_complete_ctio(union ccb *ccb) 1832 { 1833 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1834 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1835 xpt_done(ccb); 1836 } 1837 } 1838 1839 static void 1840 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1841 { 1842 fcparam *fcp; 1843 lun_id_t lun; 1844 fcportdb_t *lp; 1845 tstate_t *tptr; 1846 struct ccb_accept_tio *atiop; 1847 uint16_t nphdl; 1848 atio_private_data_t *atp; 1849 inot_private_data_t *ntp; 1850 1851 /* 1852 * The firmware status (except for the QLTM_SVALID bit) 1853 * indicates why this ATIO was sent to us. 1854 * 1855 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1856 */ 1857 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1858 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1859 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1860 return; 1861 } 1862 1863 fcp = FCPARAM(isp, 0); 1864 if (ISP_CAP_SCCFW(isp)) { 1865 lun = aep->at_scclun; 1866 #if __FreeBSD_version < 1000700 1867 lun &= 0x3fff; 1868 #endif 1869 } else { 1870 lun = aep->at_lun; 1871 } 1872 if (ISP_CAP_2KLOGIN(isp)) { 1873 nphdl = ((at2e_entry_t *)aep)->at_iid; 1874 } else { 1875 nphdl = aep->at_iid; 1876 } 1877 tptr = get_lun_statep(isp, 0, lun); 1878 if (tptr == NULL) { 1879 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1880 if (tptr == NULL) { 1881 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 1882 if (lun == 0) { 1883 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1884 } else { 1885 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1886 } 1887 return; 1888 } 1889 } 1890 1891 /* 1892 * Start any commands pending resources first. 1893 */ 1894 if (tptr->restart_queue) { 1895 inot_private_data_t *restart_queue = tptr->restart_queue; 1896 tptr->restart_queue = NULL; 1897 while (restart_queue) { 1898 ntp = restart_queue; 1899 restart_queue = ntp->rd.nt.nt_hba; 1900 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1901 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1902 isp_put_ntpd(isp, tptr, ntp); 1903 /* 1904 * If a recursion caused the restart queue to start to fill again, 1905 * stop and splice the new list on top of the old list and restore 1906 * it and go to noresrc. 1907 */ 1908 if (tptr->restart_queue) { 1909 ntp = tptr->restart_queue; 1910 tptr->restart_queue = restart_queue; 1911 while (restart_queue->rd.nt.nt_hba) { 1912 restart_queue = restart_queue->rd.nt.nt_hba; 1913 } 1914 restart_queue->rd.nt.nt_hba = ntp; 1915 goto noresrc; 1916 } 1917 } 1918 } 1919 1920 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1921 if (atiop == NULL) { 1922 goto noresrc; 1923 } 1924 1925 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 1926 if (atp == NULL) { 1927 goto noresrc; 1928 } 1929 1930 atp->state = ATPD_STATE_ATIO; 1931 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1932 tptr->atio_count--; 1933 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 1934 atiop->ccb_h.target_id = fcp->isp_loopid; 1935 atiop->ccb_h.target_lun = lun; 1936 1937 /* 1938 * We don't get 'suggested' sense data as we do with SCSI cards. 1939 */ 1940 atiop->sense_len = 0; 1941 1942 /* 1943 * If we're not in the port database, add ourselves. 1944 */ 1945 if (IS_2100(isp)) 1946 atiop->init_id = nphdl; 1947 else { 1948 if ((isp_find_pdb_by_handle(isp, 0, nphdl, &lp) == 0 || 1949 lp->state == FC_PORTDB_STATE_ZOMBIE)) { 1950 uint64_t wwpn = 1951 (((uint64_t) aep->at_wwpn[0]) << 48) | 1952 (((uint64_t) aep->at_wwpn[1]) << 32) | 1953 (((uint64_t) aep->at_wwpn[2]) << 16) | 1954 (((uint64_t) aep->at_wwpn[3]) << 0); 1955 isp_add_wwn_entry(isp, 0, wwpn, INI_NONE, 1956 nphdl, PORT_ANY, 0); 1957 if (fcp->isp_loopstate > LOOP_LTEST_DONE) 1958 fcp->isp_loopstate = LOOP_LTEST_DONE; 1959 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, 0, 1960 ISPASYNC_CHANGE_PDB, nphdl, 0x06, 0xff); 1961 isp_find_pdb_by_handle(isp, 0, nphdl, &lp); 1962 } 1963 atiop->init_id = FC_PORTDB_TGT(isp, 0, lp); 1964 } 1965 atiop->cdb_len = ATIO2_CDBLEN; 1966 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1967 atiop->ccb_h.status = CAM_CDB_RECVD; 1968 atiop->tag_id = atp->tag; 1969 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1970 case ATIO2_TC_ATTR_SIMPLEQ: 1971 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1972 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1973 break; 1974 case ATIO2_TC_ATTR_HEADOFQ: 1975 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1976 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1977 break; 1978 case ATIO2_TC_ATTR_ORDERED: 1979 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1980 atiop->tag_action = MSG_ORDERED_Q_TAG; 1981 break; 1982 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1983 case ATIO2_TC_ATTR_UNTAGGED: 1984 default: 1985 atiop->tag_action = 0; 1986 break; 1987 } 1988 1989 atp->orig_datalen = aep->at_datalen; 1990 atp->bytes_xfered = 0; 1991 atp->lun = lun; 1992 atp->nphdl = nphdl; 1993 atp->sid = PORT_ANY; 1994 atp->oxid = aep->at_oxid; 1995 atp->cdb0 = aep->at_cdb[0]; 1996 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 1997 atp->state = ATPD_STATE_CAM; 1998 xpt_done((union ccb *)atiop); 1999 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); 2000 rls_lun_statep(isp, tptr); 2001 return; 2002 noresrc: 2003 ntp = isp_get_ntpd(isp, tptr); 2004 if (ntp == NULL) { 2005 rls_lun_statep(isp, tptr); 2006 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2007 return; 2008 } 2009 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2010 ntp->rd.nt.nt_hba = tptr->restart_queue; 2011 tptr->restart_queue = ntp; 2012 rls_lun_statep(isp, tptr); 2013 } 2014 2015 static void 2016 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2017 { 2018 int cdbxlen; 2019 lun_id_t lun; 2020 uint16_t chan, nphdl = NIL_HANDLE; 2021 uint32_t did, sid; 2022 fcportdb_t *lp; 2023 tstate_t *tptr; 2024 struct ccb_accept_tio *atiop; 2025 atio_private_data_t *atp = NULL; 2026 atio_private_data_t *oatp; 2027 inot_private_data_t *ntp; 2028 2029 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2030 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2031 #if __FreeBSD_version >= 1000700 2032 lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun)); 2033 #else 2034 lun = (aep->at_cmnd.fcp_cmnd_lun[0] & 0x3f << 8) | 2035 aep->at_cmnd.fcp_cmnd_lun[1]; 2036 #endif 2037 2038 /* 2039 * Find the N-port handle, and Virtual Port Index for this command. 2040 * 2041 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2042 * We also, as a matter of course, need to know the WWN of the initiator too. 2043 */ 2044 if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) { 2045 /* 2046 * Find the right channel based upon D_ID 2047 */ 2048 isp_find_chan_by_did(isp, did, &chan); 2049 2050 if (chan == ISP_NOCHAN) { 2051 NANOTIME_T now; 2052 2053 /* 2054 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2055 * It's a bit tricky here as we need to stash this command *somewhere*. 2056 */ 2057 GET_NANOTIME(&now); 2058 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2059 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2060 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2061 return; 2062 } 2063 tptr = get_lun_statep(isp, 0, 0); 2064 if (tptr == NULL) { 2065 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2066 if (tptr == NULL) { 2067 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); 2068 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2069 return; 2070 } 2071 } 2072 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2073 goto noresrc; 2074 } 2075 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); 2076 } else { 2077 chan = 0; 2078 } 2079 2080 /* 2081 * Find the PDB entry for this initiator 2082 */ 2083 if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) { 2084 /* 2085 * If we're not in the port database terminate the exchange. 2086 */ 2087 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", 2088 __func__, aep->at_rxid, did, chan, sid); 2089 isp_dump_portdb(isp, chan); 2090 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2091 return; 2092 } 2093 nphdl = lp->handle; 2094 2095 /* 2096 * Get the tstate pointer 2097 */ 2098 tptr = get_lun_statep(isp, chan, lun); 2099 if (tptr == NULL) { 2100 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2101 if (tptr == NULL) { 2102 isp_prt(isp, ISP_LOGWARN, 2103 "%s: [0x%x] no state pointer for lun %jx or wildcard", 2104 __func__, aep->at_rxid, (uintmax_t)lun); 2105 if (lun == 0) { 2106 isp_endcmd(isp, aep, nphdl, SCSI_STATUS_BUSY, 0); 2107 } else { 2108 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2109 } 2110 return; 2111 } 2112 } 2113 2114 /* 2115 * Start any commands pending resources first. 2116 */ 2117 if (tptr->restart_queue) { 2118 inot_private_data_t *restart_queue = tptr->restart_queue; 2119 tptr->restart_queue = NULL; 2120 while (restart_queue) { 2121 ntp = restart_queue; 2122 restart_queue = ntp->rd.nt.nt_hba; 2123 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2124 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2125 isp_put_ntpd(isp, tptr, ntp); 2126 /* 2127 * If a recursion caused the restart queue to start to fill again, 2128 * stop and splice the new list on top of the old list and restore 2129 * it and go to noresrc. 2130 */ 2131 if (tptr->restart_queue) { 2132 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__); 2133 if (restart_queue) { 2134 ntp = tptr->restart_queue; 2135 tptr->restart_queue = restart_queue; 2136 while (restart_queue->rd.nt.nt_hba) { 2137 restart_queue = restart_queue->rd.nt.nt_hba; 2138 } 2139 restart_queue->rd.nt.nt_hba = ntp; 2140 } 2141 goto noresrc; 2142 } 2143 } 2144 } 2145 2146 /* 2147 * If the f/w is out of resources, just send a BUSY status back. 2148 */ 2149 if (aep->at_rxid == AT7_NORESRC_RXID) { 2150 rls_lun_statep(isp, tptr); 2151 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2152 return; 2153 } 2154 2155 /* 2156 * If we're out of resources, just send a BUSY status back. 2157 */ 2158 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2159 if (atiop == NULL) { 2160 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2161 goto noresrc; 2162 } 2163 2164 oatp = isp_find_atpd(isp, tptr, aep->at_rxid); 2165 if (oatp) { 2166 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", 2167 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2168 /* 2169 * It's not a "no resource" condition- but we can treat it like one 2170 */ 2171 goto noresrc; 2172 } 2173 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 2174 if (atp == NULL) { 2175 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2176 goto noresrc; 2177 } 2178 atp->word3 = lp->prli_word3; 2179 atp->state = ATPD_STATE_ATIO; 2180 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2181 tptr->atio_count--; 2182 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2183 atiop->init_id = FC_PORTDB_TGT(isp, chan, lp); 2184 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2185 atiop->ccb_h.target_lun = lun; 2186 atiop->sense_len = 0; 2187 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2188 if (cdbxlen) { 2189 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2190 } 2191 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2192 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2193 atiop->cdb_len = cdbxlen; 2194 atiop->ccb_h.status = CAM_CDB_RECVD; 2195 atiop->tag_id = atp->tag; 2196 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2197 case FCP_CMND_TASK_ATTR_SIMPLE: 2198 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2199 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2200 break; 2201 case FCP_CMND_TASK_ATTR_HEAD: 2202 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2203 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2204 break; 2205 case FCP_CMND_TASK_ATTR_ORDERED: 2206 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2207 atiop->tag_action = MSG_ORDERED_Q_TAG; 2208 break; 2209 default: 2210 /* FALLTHROUGH */ 2211 case FCP_CMND_TASK_ATTR_ACA: 2212 case FCP_CMND_TASK_ATTR_UNTAGGED: 2213 atiop->tag_action = 0; 2214 break; 2215 } 2216 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2217 atp->bytes_xfered = 0; 2218 atp->lun = lun; 2219 atp->nphdl = nphdl; 2220 atp->portid = sid; 2221 atp->oxid = aep->at_hdr.ox_id; 2222 atp->rxid = aep->at_hdr.rx_id; 2223 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2224 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2225 atp->state = ATPD_STATE_CAM; 2226 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u", 2227 aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 2228 xpt_done((union ccb *)atiop); 2229 rls_lun_statep(isp, tptr); 2230 return; 2231 noresrc: 2232 if (atp) { 2233 isp_put_atpd(isp, tptr, atp); 2234 } 2235 ntp = isp_get_ntpd(isp, tptr); 2236 if (ntp == NULL) { 2237 rls_lun_statep(isp, tptr); 2238 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2239 return; 2240 } 2241 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2242 ntp->rd.nt.nt_hba = tptr->restart_queue; 2243 tptr->restart_queue = ntp; 2244 rls_lun_statep(isp, tptr); 2245 } 2246 2247 2248 /* 2249 * Handle starting an SRR (sequence retransmit request) 2250 * We get here when we've gotten the immediate notify 2251 * and the return of all outstanding CTIOs for this 2252 * transaction. 2253 */ 2254 static void 2255 isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 2256 { 2257 in_fcentry_24xx_t *inot; 2258 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2259 union ccb *ccb; 2260 2261 inot = (in_fcentry_24xx_t *)atp->srr; 2262 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2263 ccb = atp->srr_ccb; 2264 atp->srr_ccb = NULL; 2265 atp->nsrr++; 2266 if (ccb == NULL) { 2267 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2268 goto fail; 2269 } 2270 2271 ccb_off = ccb->ccb_h.spriv_field0; 2272 ccb_len = ccb->csio.dxfer_len; 2273 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2274 2275 switch (inot->in_srr_iu) { 2276 case R_CTL_INFO_SOLICITED_DATA: 2277 /* 2278 * We have to restart a FCP_DATA data out transaction 2279 */ 2280 atp->sendst = 0; 2281 atp->bytes_xfered = srr_off; 2282 if (ccb_len == 0) { 2283 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2284 goto mdp; 2285 } 2286 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2287 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); 2288 goto mdp; 2289 } 2290 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); 2291 break; 2292 case R_CTL_INFO_COMMAND_STATUS: 2293 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2294 atp->sendst = 1; 2295 /* 2296 * We have to restart a FCP_RSP IU transaction 2297 */ 2298 break; 2299 case R_CTL_INFO_DATA_DESCRIPTOR: 2300 /* 2301 * We have to restart an FCP DATA in transaction 2302 */ 2303 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2304 goto fail; 2305 2306 default: 2307 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2308 goto fail; 2309 } 2310 2311 /* 2312 * We can't do anything until this is acked, so we might as well start it now. 2313 * We aren't going to do the usual asynchronous ack issue because we need 2314 * to make sure this gets on the wire first. 2315 */ 2316 if (isp_notify_ack(isp, inot)) { 2317 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2318 goto fail; 2319 } 2320 isp_target_start_ctio(isp, ccb, FROM_SRR); 2321 return; 2322 fail: 2323 inot->in_reserved = 1; 2324 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2325 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2326 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2327 isp_complete_ctio(ccb); 2328 return; 2329 mdp: 2330 if (isp_notify_ack(isp, inot)) { 2331 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2332 goto fail; 2333 } 2334 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2335 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2336 /* 2337 * This is not a strict interpretation of MDP, but it's close 2338 */ 2339 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2340 ccb->csio.msg_len = 7; 2341 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2342 ccb->csio.msg_ptr[1] = 5; 2343 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2344 ccb->csio.msg_ptr[3] = srr_off >> 24; 2345 ccb->csio.msg_ptr[4] = srr_off >> 16; 2346 ccb->csio.msg_ptr[5] = srr_off >> 8; 2347 ccb->csio.msg_ptr[6] = srr_off; 2348 isp_complete_ctio(ccb); 2349 } 2350 2351 2352 static void 2353 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2354 { 2355 tstate_t *tptr; 2356 in_fcentry_24xx_t *inot = inot_raw; 2357 atio_private_data_t *atp; 2358 uint32_t tag = inot->in_rxid; 2359 uint32_t bus = inot->in_vpidx; 2360 2361 if (!IS_24XX(isp)) { 2362 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2363 return; 2364 } 2365 2366 tptr = get_lun_statep_from_tag(isp, bus, tag); 2367 if (tptr == NULL) { 2368 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag); 2369 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2370 return; 2371 } 2372 atp = isp_find_atpd(isp, tptr, tag); 2373 if (atp == NULL) { 2374 rls_lun_statep(isp, tptr); 2375 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2376 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2377 return; 2378 } 2379 atp->srr_notify_rcvd = 1; 2380 memcpy(atp->srr, inot, sizeof (atp->srr)); 2381 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, 2382 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2383 if (atp->srr_ccb) 2384 isp_handle_srr_start(isp, tptr, atp); 2385 rls_lun_statep(isp, tptr); 2386 } 2387 2388 static void 2389 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2390 { 2391 union ccb *ccb; 2392 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0; 2393 tstate_t *tptr = NULL; 2394 atio_private_data_t *atp = NULL; 2395 int bus; 2396 uint32_t handle, moved_data = 0, data_requested; 2397 2398 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2399 ccb = isp_find_xs(isp, handle); 2400 if (ccb == NULL) { 2401 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2402 return; 2403 } 2404 isp_destroy_handle(isp, handle); 2405 data_requested = PISP_PCMD(ccb)->datalen; 2406 isp_free_pcmd(isp, ccb); 2407 if (isp->isp_nactive) { 2408 isp->isp_nactive--; 2409 } 2410 2411 bus = XS_CHANNEL(ccb); 2412 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2413 if (tptr == NULL) { 2414 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2415 } 2416 if (tptr == NULL) { 2417 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id); 2418 return; 2419 } 2420 2421 if (IS_24XX(isp)) { 2422 atp = isp_find_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid); 2423 } else { 2424 atp = isp_find_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid); 2425 } 2426 if (atp == NULL) { 2427 /* 2428 * XXX: isp_clear_commands() generates fake CTIO with zero 2429 * ct_rxid value, filling only ct_syshandle. Workaround 2430 * that using tag_id from the CCB, pointed by ct_syshandle. 2431 */ 2432 atp = isp_find_atpd(isp, tptr, ccb->csio.tag_id); 2433 } 2434 if (atp == NULL) { 2435 rls_lun_statep(isp, tptr); 2436 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2437 return; 2438 } 2439 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2440 atp->bytes_in_transit -= data_requested; 2441 atp->ctcnt -= 1; 2442 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2443 2444 if (IS_24XX(isp)) { 2445 ct7_entry_t *ct = arg; 2446 2447 if (ct->ct_nphdl == CT7_SRR) { 2448 atp->srr_ccb = ccb; 2449 if (atp->srr_notify_rcvd) 2450 isp_handle_srr_start(isp, tptr, atp); 2451 rls_lun_statep(isp, tptr); 2452 return; 2453 } 2454 if (ct->ct_nphdl == CT_HBA_RESET) { 2455 failure = CAM_UNREC_HBA_ERROR; 2456 } else { 2457 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2458 ok = (ct->ct_nphdl == CT7_OK); 2459 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2460 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2461 resid = ct->ct_resid; 2462 moved_data = data_requested - resid; 2463 } 2464 } 2465 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), 2466 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2467 } else { 2468 ct2_entry_t *ct = arg; 2469 if (ct->ct_status == CT_SRR) { 2470 atp->srr_ccb = ccb; 2471 if (atp->srr_notify_rcvd) 2472 isp_handle_srr_start(isp, tptr, atp); 2473 rls_lun_statep(isp, tptr); 2474 isp_target_putback_atio(ccb); 2475 return; 2476 } 2477 if (ct->ct_status == CT_HBA_RESET) { 2478 failure = CAM_UNREC_HBA_ERROR; 2479 } else { 2480 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2481 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2482 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2483 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2484 resid = ct->ct_resid; 2485 moved_data = data_requested - resid; 2486 } 2487 } 2488 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), 2489 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2490 } 2491 if (ok) { 2492 if (moved_data) { 2493 atp->bytes_xfered += moved_data; 2494 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 2495 } 2496 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2497 ccb->ccb_h.status |= CAM_SENT_SENSE; 2498 } 2499 ccb->ccb_h.status |= CAM_REQ_CMP; 2500 } else { 2501 notify_cam = 1; 2502 if (failure == CAM_UNREC_HBA_ERROR) 2503 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2504 else 2505 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2506 } 2507 atp->state = ATPD_STATE_PDON; 2508 rls_lun_statep(isp, tptr); 2509 2510 /* 2511 * We never *not* notify CAM when there has been any error (ok == 0), 2512 * so we never need to do an ATIO putback if we're not notifying CAM. 2513 */ 2514 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 2515 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 2516 if (notify_cam == 0) { 2517 if (atp->sendst) { 2518 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 2519 } 2520 return; 2521 } 2522 2523 /* 2524 * We're telling CAM we're done with this CTIO transaction. 2525 * 2526 * 24XX cards never need an ATIO put back. 2527 * 2528 * Other cards need one put back only on error. 2529 * In the latter case, a timeout will re-fire 2530 * and try again in case we didn't have 2531 * queue resources to do so at first. In any case, 2532 * once the putback is done we do the completion 2533 * call. 2534 */ 2535 if (ok || IS_24XX(isp)) { 2536 isp_complete_ctio(ccb); 2537 } else { 2538 isp_target_putback_atio(ccb); 2539 } 2540 } 2541 2542 static void 2543 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2544 { 2545 int needack = 1; 2546 switch (inp->in_status) { 2547 case IN_PORT_LOGOUT: 2548 /* 2549 * XXX: Need to delete this initiator's WWN from the database 2550 * XXX: Need to send this LOGOUT upstream 2551 */ 2552 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2553 break; 2554 case IN_PORT_CHANGED: 2555 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2556 break; 2557 case IN_GLOBAL_LOGO: 2558 isp_del_all_wwn_entries(isp, 0); 2559 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2560 break; 2561 case IN_ABORT_TASK: 2562 { 2563 tstate_t *tptr; 2564 uint16_t nphdl, lun; 2565 uint32_t sid; 2566 uint64_t wwn; 2567 atio_private_data_t *atp; 2568 fcportdb_t *lp; 2569 struct ccb_immediate_notify *inot = NULL; 2570 2571 if (ISP_CAP_SCCFW(isp)) { 2572 lun = inp->in_scclun; 2573 #if __FreeBSD_version < 1000700 2574 lun &= 0x3fff; 2575 #endif 2576 } else { 2577 lun = inp->in_lun; 2578 } 2579 if (ISP_CAP_2KLOGIN(isp)) { 2580 nphdl = ((in_fcentry_e_t *)inp)->in_iid; 2581 } else { 2582 nphdl = inp->in_iid; 2583 } 2584 if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) { 2585 wwn = lp->port_wwn; 2586 sid = lp->portid; 2587 } else { 2588 wwn = INI_ANY; 2589 sid = PORT_ANY; 2590 } 2591 tptr = get_lun_statep(isp, 0, lun); 2592 if (tptr == NULL) { 2593 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2594 if (tptr == NULL) { 2595 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %x, but no tstate", lun); 2596 return; 2597 } 2598 } 2599 atp = isp_find_atpd(isp, tptr, inp->in_seqid); 2600 2601 if (atp) { 2602 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2603 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2604 if (inot) { 2605 tptr->inot_count--; 2606 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2607 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2608 } else { 2609 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n"); 2610 } 2611 } else { 2612 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2613 } 2614 if (inot) { 2615 isp_notify_t tmp, *nt = &tmp; 2616 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2617 nt->nt_hba = isp; 2618 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2619 nt->nt_wwn = wwn; 2620 nt->nt_nphdl = nphdl; 2621 nt->nt_sid = sid; 2622 nt->nt_did = PORT_ANY; 2623 nt->nt_lun = lun; 2624 nt->nt_need_ack = 1; 2625 nt->nt_channel = 0; 2626 nt->nt_ncode = NT_ABORT_TASK; 2627 nt->nt_lreserved = inot; 2628 isp_handle_platform_target_tmf(isp, nt); 2629 needack = 0; 2630 } 2631 rls_lun_statep(isp, tptr); 2632 break; 2633 } 2634 default: 2635 break; 2636 } 2637 if (needack) { 2638 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 2639 } 2640 } 2641 2642 static void 2643 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2644 { 2645 uint16_t nphdl; 2646 uint16_t prli_options = 0; 2647 uint32_t portid; 2648 fcportdb_t *lp; 2649 char *msg = NULL; 2650 uint8_t *ptr = (uint8_t *)inot; 2651 uint64_t wwpn = INI_NONE, wwnn = INI_NONE; 2652 2653 nphdl = inot->in_nphdl; 2654 if (nphdl != NIL_HANDLE) { 2655 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2656 } else { 2657 portid = PORT_ANY; 2658 } 2659 2660 switch (inot->in_status) { 2661 case IN24XX_ELS_RCVD: 2662 { 2663 char buf[16]; 2664 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2665 2666 /* 2667 * Note that we're just getting notification that an ELS was received 2668 * (possibly with some associated information sent upstream). This is 2669 * *not* the same as being given the ELS frame to accept or reject. 2670 */ 2671 switch (inot->in_status_subcode) { 2672 case LOGO: 2673 msg = "LOGO"; 2674 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2675 isp_del_wwn_entry(isp, chan, wwpn, nphdl, portid); 2676 break; 2677 case PRLO: 2678 msg = "PRLO"; 2679 break; 2680 case PLOGI: 2681 msg = "PLOGI"; 2682 wwnn = be64dec(&ptr[IN24XX_PLOGI_WWNN_OFF]); 2683 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2684 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2685 nphdl, portid, prli_options); 2686 break; 2687 case PRLI: 2688 msg = "PRLI"; 2689 prli_options = inot->in_prli_options; 2690 if (inot->in_flags & IN24XX_FLAG_PN_NN_VALID) 2691 wwnn = be64dec(&ptr[IN24XX_PRLI_WWNN_OFF]); 2692 wwpn = be64dec(&ptr[IN24XX_PRLI_WWPN_OFF]); 2693 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2694 nphdl, portid, prli_options); 2695 break; 2696 case PDISC: 2697 msg = "PDISC"; 2698 break; 2699 case ADISC: 2700 msg = "ADISC"; 2701 break; 2702 default: 2703 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2704 msg = buf; 2705 break; 2706 } 2707 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2708 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); 2709 break; 2710 } 2711 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, 2712 inot->in_rxid, inot->in_oxid); 2713 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2714 break; 2715 } 2716 2717 case IN24XX_PORT_LOGOUT: 2718 msg = "PORT LOGOUT"; 2719 if (isp_find_pdb_by_handle(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2720 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2721 } 2722 /* FALLTHROUGH */ 2723 case IN24XX_PORT_CHANGED: 2724 if (msg == NULL) 2725 msg = "PORT CHANGED"; 2726 /* FALLTHROUGH */ 2727 case IN24XX_LIP_RESET: 2728 if (msg == NULL) 2729 msg = "LIP RESET"; 2730 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (sub-status 0x%x) for N-port handle 0x%x", ISP_GET_VPIDX(isp, inot->in_vpidx), msg, inot->in_status_subcode, nphdl); 2731 2732 /* 2733 * All subcodes here are irrelevant. What is relevant 2734 * is that we need to terminate all active commands from 2735 * this initiator (known by N-port handle). 2736 */ 2737 /* XXX IMPLEMENT XXX */ 2738 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2739 break; 2740 2741 case IN24XX_SRR_RCVD: 2742 #ifdef ISP_TARGET_MODE 2743 isp_handle_srr_notify(isp, inot); 2744 break; 2745 #else 2746 if (msg == NULL) 2747 msg = "SRR RCVD"; 2748 /* FALLTHROUGH */ 2749 #endif 2750 case IN24XX_LINK_RESET: 2751 if (msg == NULL) 2752 msg = "LINK RESET"; 2753 case IN24XX_LINK_FAILED: 2754 if (msg == NULL) 2755 msg = "LINK FAILED"; 2756 default: 2757 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), msg); 2758 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2759 break; 2760 } 2761 } 2762 2763 static int 2764 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 2765 { 2766 2767 if (isp->isp_state != ISP_RUNSTATE) { 2768 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2769 return (0); 2770 } 2771 2772 /* 2773 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2774 */ 2775 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2776 ct7_entry_t local, *cto = &local; 2777 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2778 fcportdb_t *lp; 2779 uint32_t sid; 2780 uint16_t nphdl; 2781 2782 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2783 if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) { 2784 nphdl = lp->handle; 2785 } else { 2786 nphdl = NIL_HANDLE; 2787 } 2788 ISP_MEMZERO(&local, sizeof (local)); 2789 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2790 cto->ct_header.rqs_entry_count = 1; 2791 cto->ct_nphdl = nphdl; 2792 cto->ct_rxid = aep->at_rxid; 2793 cto->ct_vpidx = mp->nt_channel; 2794 cto->ct_iid_lo = sid; 2795 cto->ct_iid_hi = sid >> 16; 2796 cto->ct_oxid = aep->at_hdr.ox_id; 2797 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2798 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2799 return (isp_target_put_entry(isp, &local)); 2800 } 2801 2802 /* 2803 * This case is for a responding to an ABTS frame 2804 */ 2805 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2806 2807 /* 2808 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2809 */ 2810 if (mp->nt_need_ack) { 2811 uint8_t storage[QENTRY_LEN]; 2812 ct7_entry_t *cto = (ct7_entry_t *) storage; 2813 abts_t *abts = (abts_t *)mp->nt_lreserved; 2814 2815 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2816 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2817 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2818 cto->ct_header.rqs_entry_count = 1; 2819 cto->ct_nphdl = mp->nt_nphdl; 2820 cto->ct_rxid = abts->abts_rxid_task; 2821 cto->ct_iid_lo = mp->nt_sid; 2822 cto->ct_iid_hi = mp->nt_sid >> 16; 2823 cto->ct_oxid = abts->abts_ox_id; 2824 cto->ct_vpidx = mp->nt_channel; 2825 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2826 if (isp_target_put_entry(isp, cto)) { 2827 return (ENOMEM); 2828 } 2829 mp->nt_need_ack = 0; 2830 } 2831 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2832 return (ENOMEM); 2833 } else { 2834 return (0); 2835 } 2836 } 2837 2838 /* 2839 * Handle logout cases here 2840 */ 2841 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2842 isp_del_all_wwn_entries(isp, mp->nt_channel); 2843 } 2844 2845 if (mp->nt_ncode == NT_LOGOUT) { 2846 if (!IS_2100(isp) && IS_FC(isp)) { 2847 isp_del_wwn_entries(isp, mp); 2848 } 2849 } 2850 2851 /* 2852 * General purpose acknowledgement 2853 */ 2854 if (mp->nt_need_ack) { 2855 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2856 /* 2857 * Don't need to use the guaranteed send because the caller can retry 2858 */ 2859 return (isp_notify_ack(isp, mp->nt_lreserved)); 2860 } 2861 return (0); 2862 } 2863 2864 /* 2865 * Handle task management functions. 2866 * 2867 * We show up here with a notify structure filled out. 2868 * 2869 * The nt_lreserved tag points to the original queue entry 2870 */ 2871 static void 2872 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2873 { 2874 tstate_t *tptr; 2875 fcportdb_t *lp; 2876 struct ccb_immediate_notify *inot; 2877 inot_private_data_t *ntp = NULL; 2878 lun_id_t lun; 2879 2880 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2881 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2882 /* 2883 * NB: This assignment is necessary because of tricky type conversion. 2884 * XXX: This is tricky and I need to check this. If the lun isn't known 2885 * XXX: for the task management function, it does not of necessity follow 2886 * XXX: that it should go up stream to the wildcard listener. 2887 */ 2888 if (notify->nt_lun == LUN_ANY) { 2889 lun = CAM_LUN_WILDCARD; 2890 } else { 2891 lun = notify->nt_lun; 2892 } 2893 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2894 if (tptr == NULL) { 2895 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2896 if (tptr == NULL) { 2897 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2898 goto bad; 2899 } 2900 } 2901 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2902 if (inot == NULL) { 2903 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2904 goto bad; 2905 } 2906 2907 if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 && 2908 isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) { 2909 inot->initiator_id = CAM_TARGET_WILDCARD; 2910 } else { 2911 inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp); 2912 } 2913 inot->seq_id = notify->nt_tagval; 2914 inot->tag_id = notify->nt_tagval >> 32; 2915 2916 switch (notify->nt_ncode) { 2917 case NT_ABORT_TASK: 2918 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2919 inot->arg = MSG_ABORT_TASK; 2920 break; 2921 case NT_ABORT_TASK_SET: 2922 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2923 inot->arg = MSG_ABORT_TASK_SET; 2924 break; 2925 case NT_CLEAR_ACA: 2926 inot->arg = MSG_CLEAR_ACA; 2927 break; 2928 case NT_CLEAR_TASK_SET: 2929 inot->arg = MSG_CLEAR_TASK_SET; 2930 break; 2931 case NT_LUN_RESET: 2932 inot->arg = MSG_LOGICAL_UNIT_RESET; 2933 break; 2934 case NT_TARGET_RESET: 2935 inot->arg = MSG_TARGET_RESET; 2936 break; 2937 case NT_QUERY_TASK_SET: 2938 inot->arg = MSG_QUERY_TASK_SET; 2939 break; 2940 case NT_QUERY_ASYNC_EVENT: 2941 inot->arg = MSG_QUERY_ASYNC_EVENT; 2942 break; 2943 default: 2944 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); 2945 goto bad; 2946 } 2947 2948 ntp = isp_get_ntpd(isp, tptr); 2949 if (ntp == NULL) { 2950 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2951 goto bad; 2952 } 2953 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2954 if (notify->nt_lreserved) { 2955 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2956 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2957 } 2958 ntp->rd.seq_id = notify->nt_tagval; 2959 ntp->rd.tag_id = notify->nt_tagval >> 32; 2960 2961 tptr->inot_count--; 2962 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2963 rls_lun_statep(isp, tptr); 2964 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2965 inot->ccb_h.status = CAM_MESSAGE_RECV; 2966 xpt_done((union ccb *)inot); 2967 return; 2968 bad: 2969 if (tptr) { 2970 rls_lun_statep(isp, tptr); 2971 } 2972 if (notify->nt_need_ack && notify->nt_lreserved) { 2973 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2974 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 2975 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 2976 } 2977 } else { 2978 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 2979 } 2980 } 2981 } 2982 2983 /* 2984 * Find the associated private data and mark it as dead so 2985 * we don't try to work on it any further. 2986 */ 2987 static void 2988 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 2989 { 2990 tstate_t *tptr; 2991 atio_private_data_t *atp; 2992 union ccb *accb = ccb->cab.abort_ccb; 2993 2994 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 2995 if (tptr == NULL) { 2996 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 2997 if (tptr == NULL) { 2998 ccb->ccb_h.status = CAM_REQ_INVALID; 2999 return; 3000 } 3001 } 3002 3003 atp = isp_find_atpd(isp, tptr, accb->atio.tag_id); 3004 if (atp == NULL) { 3005 ccb->ccb_h.status = CAM_REQ_INVALID; 3006 } else { 3007 atp->dead = 1; 3008 ccb->ccb_h.status = CAM_REQ_CMP; 3009 } 3010 rls_lun_statep(isp, tptr); 3011 } 3012 3013 static void 3014 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 3015 { 3016 atio_private_data_t *atp; 3017 inot_private_data_t *restart_queue = tptr->restart_queue; 3018 3019 /* 3020 * First, clean any commands pending restart 3021 */ 3022 tptr->restart_queue = NULL; 3023 while (restart_queue) { 3024 uint32_t this_tag_id; 3025 inot_private_data_t *ntp = restart_queue; 3026 3027 restart_queue = ntp->rd.nt.nt_hba; 3028 3029 if (IS_24XX(isp)) { 3030 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3031 } else { 3032 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3033 } 3034 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3035 isp_put_ntpd(isp, tptr, ntp); 3036 } else { 3037 ntp->rd.nt.nt_hba = tptr->restart_queue; 3038 tptr->restart_queue = ntp; 3039 } 3040 } 3041 3042 /* 3043 * Now mark other ones dead as well. 3044 */ 3045 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3046 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3047 atp->dead = 1; 3048 } 3049 } 3050 } 3051 #endif 3052 3053 static void 3054 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3055 { 3056 struct cam_sim *sim; 3057 int bus, tgt; 3058 ispsoftc_t *isp; 3059 3060 sim = (struct cam_sim *)cbarg; 3061 isp = (ispsoftc_t *) cam_sim_softc(sim); 3062 bus = cam_sim_bus(sim); 3063 tgt = xpt_path_target_id(path); 3064 3065 switch (code) { 3066 case AC_LOST_DEVICE: 3067 if (IS_SCSI(isp)) { 3068 uint16_t oflags, nflags; 3069 sdparam *sdp = SDPARAM(isp, bus); 3070 3071 if (tgt >= 0) { 3072 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3073 nflags &= DPARM_SAFE_DFLT; 3074 if (isp->isp_loaded_fw) { 3075 nflags |= DPARM_NARROW | DPARM_ASYNC; 3076 } 3077 oflags = sdp->isp_devparam[tgt].goal_flags; 3078 sdp->isp_devparam[tgt].goal_flags = nflags; 3079 sdp->isp_devparam[tgt].dev_update = 1; 3080 sdp->update = 1; 3081 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3082 sdp->isp_devparam[tgt].goal_flags = oflags; 3083 } 3084 } 3085 break; 3086 default: 3087 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3088 break; 3089 } 3090 } 3091 3092 static void 3093 isp_poll(struct cam_sim *sim) 3094 { 3095 ispsoftc_t *isp = cam_sim_softc(sim); 3096 uint16_t isr, sema, info; 3097 3098 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 3099 isp_intr(isp, isr, sema, info); 3100 } 3101 3102 3103 static void 3104 isp_watchdog(void *arg) 3105 { 3106 struct ccb_scsiio *xs = arg; 3107 ispsoftc_t *isp; 3108 uint32_t ohandle = ISP_HANDLE_FREE, handle; 3109 3110 isp = XS_ISP(xs); 3111 3112 handle = isp_find_handle(isp, xs); 3113 3114 /* 3115 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 3116 */ 3117 if (handle != ISP_HANDLE_FREE) { 3118 uint16_t isr, sema, info; 3119 if (ISP_READ_ISR(isp, &isr, &sema, &info) != 0) 3120 isp_intr(isp, isr, sema, info); 3121 ohandle = handle; 3122 handle = isp_find_handle(isp, xs); 3123 } 3124 if (handle != ISP_HANDLE_FREE) { 3125 /* 3126 * Try and make sure the command is really dead before 3127 * we release the handle (and DMA resources) for reuse. 3128 * 3129 * If we are successful in aborting the command then 3130 * we're done here because we'll get the command returned 3131 * back separately. 3132 */ 3133 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3134 return; 3135 } 3136 3137 /* 3138 * Note that after calling the above, the command may in 3139 * fact have been completed. 3140 */ 3141 xs = isp_find_xs(isp, handle); 3142 3143 /* 3144 * If the command no longer exists, then we won't 3145 * be able to find the xs again with this handle. 3146 */ 3147 if (xs == NULL) { 3148 return; 3149 } 3150 3151 /* 3152 * After this point, the command is really dead. 3153 */ 3154 if (XS_XFRLEN(xs)) { 3155 ISP_DMAFREE(isp, xs, handle); 3156 } 3157 isp_destroy_handle(isp, handle); 3158 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3159 xs->ccb_h.status &= ~CAM_STATUS_MASK; 3160 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 3161 isp_prt_endcmd(isp, xs); 3162 isp_done(xs); 3163 } else { 3164 if (ohandle != ISP_HANDLE_FREE) { 3165 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 3166 } else { 3167 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 3168 } 3169 } 3170 } 3171 3172 static void 3173 isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 3174 { 3175 union ccb *ccb; 3176 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3177 3178 /* 3179 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 3180 */ 3181 ccb = xpt_alloc_ccb_nowait(); 3182 if (ccb == NULL) { 3183 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3184 return; 3185 } 3186 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 3187 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3188 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 3189 xpt_free_ccb(ccb); 3190 return; 3191 } 3192 xpt_rescan(ccb); 3193 } 3194 3195 static void 3196 isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 3197 { 3198 struct cam_path *tp; 3199 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3200 3201 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 3202 xpt_async(AC_LOST_DEVICE, tp, NULL); 3203 xpt_free_path(tp); 3204 } 3205 } 3206 3207 /* 3208 * Gone Device Timer Function- when we have decided that a device has gone 3209 * away, we wait a specific period of time prior to telling the OS it has 3210 * gone away. 3211 * 3212 * This timer function fires once a second and then scans the port database 3213 * for devices that are marked dead but still have a virtual target assigned. 3214 * We decrement a counter for that port database entry, and when it hits zero, 3215 * we tell the OS the device has gone away. 3216 */ 3217 static void 3218 isp_gdt(void *arg) 3219 { 3220 struct isp_fc *fc = arg; 3221 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 3222 } 3223 3224 static void 3225 isp_gdt_task(void *arg, int pending) 3226 { 3227 struct isp_fc *fc = arg; 3228 ispsoftc_t *isp = fc->isp; 3229 int chan = fc - isp->isp_osinfo.pc.fc; 3230 fcportdb_t *lp; 3231 struct ac_contract ac; 3232 struct ac_device_changed *adc; 3233 int dbidx, more_to_do = 0; 3234 3235 ISP_LOCK(isp); 3236 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 3237 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3238 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3239 3240 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 3241 continue; 3242 } 3243 if (lp->gone_timer != 0) { 3244 lp->gone_timer -= 1; 3245 more_to_do++; 3246 continue; 3247 } 3248 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout"); 3249 if (lp->is_target) { 3250 lp->is_target = 0; 3251 isp_make_gone(isp, lp, chan, dbidx); 3252 } 3253 if (lp->is_initiator) { 3254 lp->is_initiator = 0; 3255 ac.contract_number = AC_CONTRACT_DEV_CHG; 3256 adc = (struct ac_device_changed *) ac.contract_data; 3257 adc->wwpn = lp->port_wwn; 3258 adc->port = lp->portid; 3259 adc->target = dbidx; 3260 adc->arrived = 0; 3261 xpt_async(AC_CONTRACT, fc->path, &ac); 3262 } 3263 lp->state = FC_PORTDB_STATE_NIL; 3264 } 3265 if (fc->ready) { 3266 if (more_to_do) { 3267 callout_reset(&fc->gdt, hz, isp_gdt, fc); 3268 } else { 3269 callout_deactivate(&fc->gdt); 3270 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 3271 } 3272 } 3273 ISP_UNLOCK(isp); 3274 } 3275 3276 /* 3277 * When loop goes down we remember the time and freeze CAM command queue. 3278 * During some time period we are trying to reprobe the loop. But if we 3279 * fail, we tell the OS that devices have gone away and drop the freeze. 3280 * 3281 * We don't clear the devices out of our port database because, when loop 3282 * come back up, we have to do some actual cleanup with the chip at that 3283 * point (implicit PLOGO, e.g., to get the chip's port database state right). 3284 */ 3285 static void 3286 isp_loop_changed(ispsoftc_t *isp, int chan) 3287 { 3288 fcparam *fcp = FCPARAM(isp, chan); 3289 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3290 3291 if (fc->loop_down_time) 3292 return; 3293 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan); 3294 if (fcp->role & ISP_ROLE_INITIATOR) 3295 isp_freeze_loopdown(isp, chan); 3296 fc->loop_dead = 0; 3297 fc->loop_down_time = time_uptime; 3298 wakeup(fc); 3299 } 3300 3301 static void 3302 isp_loop_up(ispsoftc_t *isp, int chan) 3303 { 3304 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3305 3306 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan); 3307 fc->loop_seen_once = 1; 3308 fc->loop_dead = 0; 3309 fc->loop_down_time = 0; 3310 isp_unfreeze_loopdown(isp, chan); 3311 } 3312 3313 static void 3314 isp_loop_dead(ispsoftc_t *isp, int chan) 3315 { 3316 fcparam *fcp = FCPARAM(isp, chan); 3317 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3318 fcportdb_t *lp; 3319 struct ac_contract ac; 3320 struct ac_device_changed *adc; 3321 int dbidx, i; 3322 3323 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan); 3324 3325 /* 3326 * Notify to the OS all targets who we now consider have departed. 3327 */ 3328 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3329 lp = &fcp->portdb[dbidx]; 3330 3331 if (lp->state == FC_PORTDB_STATE_NIL) 3332 continue; 3333 3334 /* 3335 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 3336 */ 3337 for (i = 0; i < isp->isp_maxcmds; i++) { 3338 struct ccb_scsiio *xs; 3339 3340 if (ISP_H2HT(isp->isp_xflist[i].handle) != ISP_HANDLE_INITIATOR) { 3341 continue; 3342 } 3343 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 3344 continue; 3345 } 3346 if (dbidx != XS_TGT(xs)) { 3347 continue; 3348 } 3349 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout", 3350 isp->isp_xflist[i].handle, chan, XS_TGT(xs), 3351 (uintmax_t)XS_LUN(xs)); 3352 } 3353 3354 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout"); 3355 if (lp->is_target) { 3356 lp->is_target = 0; 3357 isp_make_gone(isp, lp, chan, dbidx); 3358 } 3359 if (lp->is_initiator) { 3360 lp->is_initiator = 0; 3361 ac.contract_number = AC_CONTRACT_DEV_CHG; 3362 adc = (struct ac_device_changed *) ac.contract_data; 3363 adc->wwpn = lp->port_wwn; 3364 adc->port = lp->portid; 3365 adc->target = dbidx; 3366 adc->arrived = 0; 3367 xpt_async(AC_CONTRACT, fc->path, &ac); 3368 } 3369 } 3370 3371 isp_unfreeze_loopdown(isp, chan); 3372 fc->loop_dead = 1; 3373 fc->loop_down_time = 0; 3374 } 3375 3376 static void 3377 isp_kthread(void *arg) 3378 { 3379 struct isp_fc *fc = arg; 3380 ispsoftc_t *isp = fc->isp; 3381 int chan = fc - isp->isp_osinfo.pc.fc; 3382 int slp = 0, d; 3383 int lb, lim; 3384 3385 mtx_lock(&isp->isp_osinfo.lock); 3386 3387 while (isp->isp_osinfo.is_exiting == 0) { 3388 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3389 "Chan %d Checking FC state", chan); 3390 lb = isp_fc_runstate(isp, chan, 250000); 3391 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3392 "Chan %d FC got to %s state", chan, 3393 isp_fc_loop_statename(lb)); 3394 3395 /* 3396 * Our action is different based upon whether we're supporting 3397 * Initiator mode or not. If we are, we might freeze the simq 3398 * when loop is down and set all sorts of different delays to 3399 * check again. 3400 * 3401 * If not, we simply just wait for loop to come up. 3402 */ 3403 if (lb == LOOP_READY || lb < 0) { 3404 slp = 0; 3405 } else { 3406 /* 3407 * If we've never seen loop up and we've waited longer 3408 * than quickboot time, or we've seen loop up but we've 3409 * waited longer than loop_down_limit, give up and go 3410 * to sleep until loop comes up. 3411 */ 3412 if (fc->loop_seen_once == 0) 3413 lim = isp_quickboot_time; 3414 else 3415 lim = fc->loop_down_limit; 3416 d = time_uptime - fc->loop_down_time; 3417 if (d >= lim) 3418 slp = 0; 3419 else if (d < 10) 3420 slp = 1; 3421 else if (d < 30) 3422 slp = 5; 3423 else if (d < 60) 3424 slp = 10; 3425 else if (d < 120) 3426 slp = 20; 3427 else 3428 slp = 30; 3429 } 3430 3431 if (slp == 0) { 3432 if (lb == LOOP_READY) 3433 isp_loop_up(isp, chan); 3434 else 3435 isp_loop_dead(isp, chan); 3436 } 3437 3438 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3439 "Chan %d sleep for %d seconds", chan, slp); 3440 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 3441 } 3442 fc->num_threads -= 1; 3443 mtx_unlock(&isp->isp_osinfo.lock); 3444 kthread_exit(); 3445 } 3446 3447 static void 3448 isp_action(struct cam_sim *sim, union ccb *ccb) 3449 { 3450 int bus, tgt, ts, error; 3451 ispsoftc_t *isp; 3452 struct ccb_trans_settings *cts; 3453 3454 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 3455 3456 isp = (ispsoftc_t *)cam_sim_softc(sim); 3457 mtx_assert(&isp->isp_lock, MA_OWNED); 3458 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 3459 ISP_PCMD(ccb) = NULL; 3460 3461 switch (ccb->ccb_h.func_code) { 3462 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3463 bus = XS_CHANNEL(ccb); 3464 /* 3465 * Do a couple of preliminary checks... 3466 */ 3467 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3468 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3469 ccb->ccb_h.status = CAM_REQ_INVALID; 3470 isp_done((struct ccb_scsiio *) ccb); 3471 break; 3472 } 3473 } 3474 ccb->csio.req_map = NULL; 3475 #ifdef DIAGNOSTIC 3476 if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) { 3477 xpt_print(ccb->ccb_h.path, "invalid target\n"); 3478 ccb->ccb_h.status = CAM_PATH_INVALID; 3479 } else if (ISP_MAX_LUNS(isp) > 0 && 3480 ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) { 3481 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 3482 ccb->ccb_h.status = CAM_PATH_INVALID; 3483 } 3484 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 3485 xpt_done(ccb); 3486 break; 3487 } 3488 #endif 3489 ccb->csio.scsi_status = SCSI_STATUS_OK; 3490 if (isp_get_pcmd(isp, ccb)) { 3491 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 3492 cam_freeze_devq(ccb->ccb_h.path); 3493 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 3494 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3495 xpt_done(ccb); 3496 break; 3497 } 3498 error = isp_start((XS_T *) ccb); 3499 switch (error) { 3500 case CMD_QUEUED: 3501 ccb->ccb_h.status |= CAM_SIM_QUEUED; 3502 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 3503 break; 3504 } 3505 ts = ccb->ccb_h.timeout; 3506 if (ts == CAM_TIME_DEFAULT) { 3507 ts = 60*1000; 3508 } 3509 ts = isp_mstohz(ts); 3510 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 3511 break; 3512 case CMD_RQLATER: 3513 /* 3514 * We get this result if the loop isn't ready 3515 * or if the device in question has gone zombie. 3516 */ 3517 if (ISP_FC_PC(isp, bus)->loop_dead) { 3518 isp_prt(isp, ISP_LOGDEBUG0, 3519 "%d.%jx loop is dead", 3520 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3521 ccb->ccb_h.status = CAM_SEL_TIMEOUT; 3522 isp_done((struct ccb_scsiio *) ccb); 3523 break; 3524 } 3525 isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later", 3526 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3527 cam_freeze_devq(ccb->ccb_h.path); 3528 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3529 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3530 isp_free_pcmd(isp, ccb); 3531 xpt_done(ccb); 3532 break; 3533 case CMD_EAGAIN: 3534 isp_free_pcmd(isp, ccb); 3535 cam_freeze_devq(ccb->ccb_h.path); 3536 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 3537 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3538 xpt_done(ccb); 3539 break; 3540 case CMD_COMPLETE: 3541 isp_done((struct ccb_scsiio *) ccb); 3542 break; 3543 default: 3544 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 3545 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3546 isp_free_pcmd(isp, ccb); 3547 xpt_done(ccb); 3548 } 3549 break; 3550 3551 #ifdef ISP_TARGET_MODE 3552 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 3553 if (ccb->cel.enable) { 3554 isp_enable_lun(isp, ccb); 3555 } else { 3556 isp_disable_lun(isp, ccb); 3557 } 3558 break; 3559 case XPT_IMMED_NOTIFY: 3560 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 3561 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3562 { 3563 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 3564 if (tptr == NULL) { 3565 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 3566 } 3567 if (tptr == NULL) { 3568 const char *str; 3569 uint32_t tag; 3570 3571 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3572 str = "XPT_IMMEDIATE_NOTIFY"; 3573 tag = ccb->cin1.seq_id; 3574 } else { 3575 tag = ccb->atio.tag_id; 3576 str = "XPT_ACCEPT_TARGET_IO"; 3577 } 3578 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 3579 dump_tstates(isp, XS_CHANNEL(ccb)); 3580 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3581 break; 3582 } 3583 ccb->ccb_h.spriv_field0 = 0; 3584 ccb->ccb_h.spriv_ptr1 = isp; 3585 3586 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3587 if (ccb->atio.tag_id) { 3588 atio_private_data_t *atp = isp_find_atpd(isp, tptr, ccb->atio.tag_id); 3589 if (atp) { 3590 isp_put_atpd(isp, tptr, atp); 3591 } 3592 } 3593 tptr->atio_count++; 3594 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 3595 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 3596 ccb->atio.tag_id, tptr->atio_count); 3597 ccb->atio.tag_id = 0; 3598 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3599 if (ccb->cin1.tag_id) { 3600 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 3601 if (ntp) { 3602 isp_put_ntpd(isp, tptr, ntp); 3603 } 3604 } 3605 tptr->inot_count++; 3606 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3607 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 3608 ccb->cin1.seq_id, tptr->inot_count); 3609 ccb->cin1.seq_id = 0; 3610 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 3611 tptr->inot_count++; 3612 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3613 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 3614 ccb->cin1.seq_id, tptr->inot_count); 3615 ccb->cin1.seq_id = 0; 3616 } 3617 rls_lun_statep(isp, tptr); 3618 ccb->ccb_h.status = CAM_REQ_INPROG; 3619 break; 3620 } 3621 case XPT_NOTIFY_ACK: 3622 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3623 break; 3624 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 3625 { 3626 tstate_t *tptr; 3627 inot_private_data_t *ntp; 3628 3629 /* 3630 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 3631 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 3632 */ 3633 /* 3634 * All the relevant path information is in the associated immediate notify 3635 */ 3636 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); 3637 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 3638 if (ntp == NULL) { 3639 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__, 3640 ccb->cna2.tag_id, ccb->cna2.seq_id); 3641 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3642 xpt_done(ccb); 3643 break; 3644 } 3645 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 3646 rls_lun_statep(isp, tptr); 3647 cam_freeze_devq(ccb->ccb_h.path); 3648 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3649 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 3650 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 3651 break; 3652 } 3653 isp_put_ntpd(isp, tptr, ntp); 3654 rls_lun_statep(isp, tptr); 3655 ccb->ccb_h.status = CAM_REQ_CMP; 3656 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); 3657 xpt_done(ccb); 3658 break; 3659 } 3660 case XPT_CONT_TARGET_IO: 3661 isp_target_start_ctio(isp, ccb, FROM_CAM); 3662 break; 3663 #endif 3664 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 3665 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 3666 tgt = ccb->ccb_h.target_id; 3667 tgt |= (bus << 16); 3668 3669 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 3670 if (error) { 3671 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3672 } else { 3673 /* 3674 * If we have a FC device, reset the Command 3675 * Reference Number, because the target will expect 3676 * that we re-start the CRN at 1 after a reset. 3677 */ 3678 if (IS_FC(isp)) 3679 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 3680 3681 ccb->ccb_h.status = CAM_REQ_CMP; 3682 } 3683 xpt_done(ccb); 3684 break; 3685 case XPT_ABORT: /* Abort the specified CCB */ 3686 { 3687 union ccb *accb = ccb->cab.abort_ccb; 3688 switch (accb->ccb_h.func_code) { 3689 #ifdef ISP_TARGET_MODE 3690 case XPT_ACCEPT_TARGET_IO: 3691 isp_target_mark_aborted(isp, ccb); 3692 break; 3693 #endif 3694 case XPT_SCSI_IO: 3695 error = isp_control(isp, ISPCTL_ABORT_CMD, accb); 3696 if (error) { 3697 ccb->ccb_h.status = CAM_UA_ABORT; 3698 } else { 3699 ccb->ccb_h.status = CAM_REQ_CMP; 3700 } 3701 break; 3702 default: 3703 ccb->ccb_h.status = CAM_REQ_INVALID; 3704 break; 3705 } 3706 /* 3707 * This is not a queued CCB, so the caller expects it to be 3708 * complete when control is returned. 3709 */ 3710 break; 3711 } 3712 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 3713 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3714 cts = &ccb->cts; 3715 if (!IS_CURRENT_SETTINGS(cts)) { 3716 ccb->ccb_h.status = CAM_REQ_INVALID; 3717 xpt_done(ccb); 3718 break; 3719 } 3720 tgt = cts->ccb_h.target_id; 3721 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3722 if (IS_SCSI(isp)) { 3723 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3724 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3725 sdparam *sdp = SDPARAM(isp, bus); 3726 uint16_t *dptr; 3727 3728 if (spi->valid == 0 && scsi->valid == 0) { 3729 ccb->ccb_h.status = CAM_REQ_CMP; 3730 xpt_done(ccb); 3731 break; 3732 } 3733 3734 /* 3735 * We always update (internally) from goal_flags 3736 * so any request to change settings just gets 3737 * vectored to that location. 3738 */ 3739 dptr = &sdp->isp_devparam[tgt].goal_flags; 3740 3741 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3742 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 3743 *dptr |= DPARM_DISC; 3744 else 3745 *dptr &= ~DPARM_DISC; 3746 } 3747 3748 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3749 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 3750 *dptr |= DPARM_TQING; 3751 else 3752 *dptr &= ~DPARM_TQING; 3753 } 3754 3755 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3756 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 3757 *dptr |= DPARM_WIDE; 3758 else 3759 *dptr &= ~DPARM_WIDE; 3760 } 3761 3762 /* 3763 * XXX: FIX ME 3764 */ 3765 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 3766 *dptr |= DPARM_SYNC; 3767 /* 3768 * XXX: CHECK FOR LEGALITY 3769 */ 3770 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 3771 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 3772 } else { 3773 *dptr &= ~DPARM_SYNC; 3774 } 3775 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, 3776 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 3777 sdp->isp_devparam[tgt].dev_update = 1; 3778 sdp->update = 1; 3779 } 3780 ccb->ccb_h.status = CAM_REQ_CMP; 3781 xpt_done(ccb); 3782 break; 3783 case XPT_GET_TRAN_SETTINGS: 3784 cts = &ccb->cts; 3785 tgt = cts->ccb_h.target_id; 3786 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3787 if (IS_FC(isp)) { 3788 fcparam *fcp = FCPARAM(isp, bus); 3789 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3790 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 3791 3792 cts->protocol = PROTO_SCSI; 3793 cts->protocol_version = SCSI_REV_2; 3794 cts->transport = XPORT_FC; 3795 cts->transport_version = 0; 3796 3797 scsi->valid = CTS_SCSI_VALID_TQ; 3798 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3799 fc->valid = CTS_FC_VALID_SPEED; 3800 fc->bitrate = 100000; 3801 fc->bitrate *= fcp->isp_gbspeed; 3802 if (tgt < MAX_FC_TARG) { 3803 fcportdb_t *lp = &fcp->portdb[tgt]; 3804 fc->wwnn = lp->node_wwn; 3805 fc->wwpn = lp->port_wwn; 3806 fc->port = lp->portid; 3807 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 3808 } 3809 } else { 3810 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3811 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3812 sdparam *sdp = SDPARAM(isp, bus); 3813 uint16_t dval, pval, oval; 3814 3815 if (IS_CURRENT_SETTINGS(cts)) { 3816 sdp->isp_devparam[tgt].dev_refresh = 1; 3817 sdp->update = 1; 3818 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3819 dval = sdp->isp_devparam[tgt].actv_flags; 3820 oval = sdp->isp_devparam[tgt].actv_offset; 3821 pval = sdp->isp_devparam[tgt].actv_period; 3822 } else { 3823 dval = sdp->isp_devparam[tgt].nvrm_flags; 3824 oval = sdp->isp_devparam[tgt].nvrm_offset; 3825 pval = sdp->isp_devparam[tgt].nvrm_period; 3826 } 3827 3828 cts->protocol = PROTO_SCSI; 3829 cts->protocol_version = SCSI_REV_2; 3830 cts->transport = XPORT_SPI; 3831 cts->transport_version = 2; 3832 3833 spi->valid = 0; 3834 scsi->valid = 0; 3835 spi->flags = 0; 3836 scsi->flags = 0; 3837 if (dval & DPARM_DISC) { 3838 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3839 } 3840 if ((dval & DPARM_SYNC) && oval && pval) { 3841 spi->sync_offset = oval; 3842 spi->sync_period = pval; 3843 } else { 3844 spi->sync_offset = 0; 3845 spi->sync_period = 0; 3846 } 3847 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3848 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3849 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3850 if (dval & DPARM_WIDE) { 3851 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3852 } else { 3853 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3854 } 3855 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3856 scsi->valid = CTS_SCSI_VALID_TQ; 3857 if (dval & DPARM_TQING) { 3858 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3859 } 3860 spi->valid |= CTS_SPI_VALID_DISC; 3861 } 3862 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 3863 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 3864 } 3865 ccb->ccb_h.status = CAM_REQ_CMP; 3866 xpt_done(ccb); 3867 break; 3868 3869 case XPT_CALC_GEOMETRY: 3870 cam_calc_geometry(&ccb->ccg, 1); 3871 xpt_done(ccb); 3872 break; 3873 3874 case XPT_RESET_BUS: /* Reset the specified bus */ 3875 bus = cam_sim_bus(sim); 3876 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 3877 if (error) { 3878 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3879 xpt_done(ccb); 3880 break; 3881 } 3882 if (bootverbose) { 3883 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 3884 } 3885 if (IS_FC(isp)) { 3886 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 3887 } else { 3888 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 3889 } 3890 ccb->ccb_h.status = CAM_REQ_CMP; 3891 xpt_done(ccb); 3892 break; 3893 3894 case XPT_TERM_IO: /* Terminate the I/O process */ 3895 ccb->ccb_h.status = CAM_REQ_INVALID; 3896 xpt_done(ccb); 3897 break; 3898 3899 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 3900 { 3901 struct ccb_sim_knob *kp = &ccb->knob; 3902 fcparam *fcp; 3903 3904 if (!IS_FC(isp)) { 3905 ccb->ccb_h.status = CAM_REQ_INVALID; 3906 xpt_done(ccb); 3907 break; 3908 } 3909 3910 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3911 fcp = FCPARAM(isp, bus); 3912 3913 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 3914 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 3915 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 3916 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 3917 } 3918 ccb->ccb_h.status = CAM_REQ_CMP; 3919 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 3920 int rchange = 0; 3921 int newrole = 0; 3922 3923 switch (kp->xport_specific.fc.role) { 3924 case KNOB_ROLE_NONE: 3925 if (fcp->role != ISP_ROLE_NONE) { 3926 rchange = 1; 3927 newrole = ISP_ROLE_NONE; 3928 } 3929 break; 3930 case KNOB_ROLE_TARGET: 3931 if (fcp->role != ISP_ROLE_TARGET) { 3932 rchange = 1; 3933 newrole = ISP_ROLE_TARGET; 3934 } 3935 break; 3936 case KNOB_ROLE_INITIATOR: 3937 if (fcp->role != ISP_ROLE_INITIATOR) { 3938 rchange = 1; 3939 newrole = ISP_ROLE_INITIATOR; 3940 } 3941 break; 3942 case KNOB_ROLE_BOTH: 3943 if (fcp->role != ISP_ROLE_BOTH) { 3944 rchange = 1; 3945 newrole = ISP_ROLE_BOTH; 3946 } 3947 break; 3948 } 3949 if (rchange) { 3950 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 3951 if (isp_control(isp, ISPCTL_CHANGE_ROLE, 3952 bus, newrole) != 0) { 3953 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3954 xpt_done(ccb); 3955 break; 3956 } 3957 } 3958 } 3959 xpt_done(ccb); 3960 break; 3961 } 3962 case XPT_GET_SIM_KNOB_OLD: /* Get SIM knobs -- compat value */ 3963 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 3964 { 3965 struct ccb_sim_knob *kp = &ccb->knob; 3966 3967 if (IS_FC(isp)) { 3968 fcparam *fcp; 3969 3970 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3971 fcp = FCPARAM(isp, bus); 3972 3973 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 3974 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 3975 switch (fcp->role) { 3976 case ISP_ROLE_NONE: 3977 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 3978 break; 3979 case ISP_ROLE_TARGET: 3980 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 3981 break; 3982 case ISP_ROLE_INITIATOR: 3983 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 3984 break; 3985 case ISP_ROLE_BOTH: 3986 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 3987 break; 3988 } 3989 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 3990 ccb->ccb_h.status = CAM_REQ_CMP; 3991 } else { 3992 ccb->ccb_h.status = CAM_REQ_INVALID; 3993 } 3994 xpt_done(ccb); 3995 break; 3996 } 3997 case XPT_PATH_INQ: /* Path routing inquiry */ 3998 { 3999 struct ccb_pathinq *cpi = &ccb->cpi; 4000 4001 cpi->version_num = 1; 4002 #ifdef ISP_TARGET_MODE 4003 if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp)) 4004 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 4005 else 4006 #endif 4007 cpi->target_sprt = 0; 4008 cpi->hba_eng_cnt = 0; 4009 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 4010 cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ? 4011 255 : ISP_MAX_LUNS(isp) - 1; 4012 cpi->bus_id = cam_sim_bus(sim); 4013 if (isp->isp_osinfo.sixtyfourbit) 4014 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 4015 else 4016 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 4017 4018 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4019 if (IS_FC(isp)) { 4020 fcparam *fcp = FCPARAM(isp, bus); 4021 4022 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 4023 #if __FreeBSD_version >= 1000700 4024 cpi->hba_misc |= PIM_EXTLUNS; 4025 #endif 4026 #if __FreeBSD_version >= 1000039 4027 cpi->hba_misc |= PIM_NOSCAN; 4028 #endif 4029 4030 /* 4031 * Because our loop ID can shift from time to time, 4032 * make our initiator ID out of range of our bus. 4033 */ 4034 cpi->initiator_id = cpi->max_target + 1; 4035 4036 /* 4037 * Set base transfer capabilities for Fibre Channel, for this HBA. 4038 */ 4039 if (IS_25XX(isp)) { 4040 cpi->base_transfer_speed = 8000000; 4041 } else if (IS_24XX(isp)) { 4042 cpi->base_transfer_speed = 4000000; 4043 } else if (IS_23XX(isp)) { 4044 cpi->base_transfer_speed = 2000000; 4045 } else { 4046 cpi->base_transfer_speed = 1000000; 4047 } 4048 cpi->hba_inquiry = PI_TAG_ABLE; 4049 cpi->transport = XPORT_FC; 4050 cpi->transport_version = 0; 4051 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4052 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4053 cpi->xport_specific.fc.port = fcp->isp_portid; 4054 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4055 } else { 4056 sdparam *sdp = SDPARAM(isp, bus); 4057 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4058 cpi->hba_misc = PIM_UNMAPPED; 4059 cpi->initiator_id = sdp->isp_initiator_id; 4060 cpi->base_transfer_speed = 3300; 4061 cpi->transport = XPORT_SPI; 4062 cpi->transport_version = 2; 4063 } 4064 cpi->protocol = PROTO_SCSI; 4065 cpi->protocol_version = SCSI_REV_2; 4066 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4067 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4068 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4069 cpi->unit_number = cam_sim_unit(sim); 4070 cpi->ccb_h.status = CAM_REQ_CMP; 4071 xpt_done(ccb); 4072 break; 4073 } 4074 default: 4075 ccb->ccb_h.status = CAM_REQ_INVALID; 4076 xpt_done(ccb); 4077 break; 4078 } 4079 } 4080 4081 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4082 4083 void 4084 isp_done(XS_T *sccb) 4085 { 4086 ispsoftc_t *isp = XS_ISP(sccb); 4087 uint32_t status; 4088 4089 if (XS_NOERR(sccb)) 4090 XS_SETERR(sccb, CAM_REQ_CMP); 4091 4092 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4093 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4094 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4095 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4096 } else { 4097 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4098 } 4099 } 4100 4101 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4102 status = sccb->ccb_h.status & CAM_STATUS_MASK; 4103 if (status != CAM_REQ_CMP) { 4104 if (status != CAM_SEL_TIMEOUT) 4105 isp_prt(isp, ISP_LOGDEBUG0, 4106 "target %d lun %jx CAM status 0x%x SCSI status 0x%x", 4107 XS_TGT(sccb), (uintmax_t)XS_LUN(sccb), 4108 sccb->ccb_h.status, sccb->scsi_status); 4109 else if ((IS_FC(isp)) 4110 && (XS_TGT(sccb) < MAX_FC_TARG)) { 4111 fcparam *fcp; 4112 4113 fcp = FCPARAM(isp, XS_CHANNEL(sccb)); 4114 fcp->portdb[XS_TGT(sccb)].is_target = 0; 4115 } 4116 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4117 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4118 xpt_freeze_devq(sccb->ccb_h.path, 1); 4119 } 4120 } 4121 4122 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4123 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4124 } 4125 4126 if (ISP_PCMD(sccb)) { 4127 if (callout_active(&PISP_PCMD(sccb)->wdog)) 4128 callout_stop(&PISP_PCMD(sccb)->wdog); 4129 isp_free_pcmd(isp, (union ccb *) sccb); 4130 } 4131 xpt_done((union ccb *) sccb); 4132 } 4133 4134 void 4135 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4136 { 4137 int bus; 4138 static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s"; 4139 char buf[64]; 4140 char *msg = NULL; 4141 target_id_t tgt; 4142 fcportdb_t *lp; 4143 struct isp_fc *fc; 4144 struct cam_path *tmppath; 4145 struct ac_contract ac; 4146 struct ac_device_changed *adc; 4147 va_list ap; 4148 4149 switch (cmd) { 4150 case ISPASYNC_NEW_TGT_PARAMS: 4151 { 4152 struct ccb_trans_settings_scsi *scsi; 4153 struct ccb_trans_settings_spi *spi; 4154 int flags, tgt; 4155 sdparam *sdp; 4156 struct ccb_trans_settings cts; 4157 4158 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4159 4160 va_start(ap, cmd); 4161 bus = va_arg(ap, int); 4162 tgt = va_arg(ap, int); 4163 va_end(ap); 4164 sdp = SDPARAM(isp, bus); 4165 4166 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4167 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4168 break; 4169 } 4170 flags = sdp->isp_devparam[tgt].actv_flags; 4171 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4172 cts.protocol = PROTO_SCSI; 4173 cts.transport = XPORT_SPI; 4174 4175 scsi = &cts.proto_specific.scsi; 4176 spi = &cts.xport_specific.spi; 4177 4178 if (flags & DPARM_TQING) { 4179 scsi->valid |= CTS_SCSI_VALID_TQ; 4180 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4181 } 4182 4183 if (flags & DPARM_DISC) { 4184 spi->valid |= CTS_SPI_VALID_DISC; 4185 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4186 } 4187 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 4188 if (flags & DPARM_WIDE) { 4189 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4190 } else { 4191 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4192 } 4193 if (flags & DPARM_SYNC) { 4194 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4195 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4196 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 4197 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 4198 } 4199 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); 4200 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 4201 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 4202 xpt_free_path(tmppath); 4203 break; 4204 } 4205 case ISPASYNC_BUS_RESET: 4206 { 4207 va_start(ap, cmd); 4208 bus = va_arg(ap, int); 4209 va_end(ap); 4210 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 4211 if (IS_FC(isp)) { 4212 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 4213 } else { 4214 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 4215 } 4216 break; 4217 } 4218 case ISPASYNC_LIP: 4219 if (msg == NULL) 4220 msg = "LIP Received"; 4221 /* FALLTHROUGH */ 4222 case ISPASYNC_LOOP_RESET: 4223 if (msg == NULL) 4224 msg = "LOOP Reset"; 4225 /* FALLTHROUGH */ 4226 case ISPASYNC_LOOP_DOWN: 4227 if (msg == NULL) 4228 msg = "LOOP Down"; 4229 va_start(ap, cmd); 4230 bus = va_arg(ap, int); 4231 va_end(ap); 4232 isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0); 4233 isp_loop_changed(isp, bus); 4234 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4235 break; 4236 case ISPASYNC_LOOP_UP: 4237 va_start(ap, cmd); 4238 bus = va_arg(ap, int); 4239 va_end(ap); 4240 isp_loop_changed(isp, bus); 4241 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 4242 break; 4243 case ISPASYNC_DEV_ARRIVED: 4244 va_start(ap, cmd); 4245 bus = va_arg(ap, int); 4246 lp = va_arg(ap, fcportdb_t *); 4247 va_end(ap); 4248 fc = ISP_FC_PC(isp, bus); 4249 tgt = FC_PORTDB_TGT(isp, bus, lp); 4250 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4251 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived"); 4252 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4253 (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 4254 lp->is_target = 1; 4255 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4256 isp_make_here(isp, lp, bus, tgt); 4257 } 4258 if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4259 (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) { 4260 lp->is_initiator = 1; 4261 ac.contract_number = AC_CONTRACT_DEV_CHG; 4262 adc = (struct ac_device_changed *) ac.contract_data; 4263 adc->wwpn = lp->port_wwn; 4264 adc->port = lp->portid; 4265 adc->target = tgt; 4266 adc->arrived = 1; 4267 xpt_async(AC_CONTRACT, fc->path, &ac); 4268 } 4269 break; 4270 case ISPASYNC_DEV_CHANGED: 4271 va_start(ap, cmd); 4272 bus = va_arg(ap, int); 4273 lp = va_arg(ap, fcportdb_t *); 4274 va_end(ap); 4275 fc = ISP_FC_PC(isp, bus); 4276 tgt = FC_PORTDB_TGT(isp, bus, lp); 4277 isp_gen_role_str(buf, sizeof (buf), lp->new_prli_word3); 4278 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->new_portid, lp->handle, buf, "changed"); 4279 changed: 4280 if (lp->is_target != 4281 ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4282 (lp->new_prli_word3 & PRLI_WD3_TARGET_FUNCTION))) { 4283 lp->is_target = !lp->is_target; 4284 if (lp->is_target) { 4285 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4286 isp_make_here(isp, lp, bus, tgt); 4287 } else { 4288 isp_make_gone(isp, lp, bus, tgt); 4289 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4290 } 4291 } 4292 if (lp->is_initiator != 4293 ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4294 (lp->new_prli_word3 & PRLI_WD3_INITIATOR_FUNCTION))) { 4295 lp->is_initiator = !lp->is_initiator; 4296 ac.contract_number = AC_CONTRACT_DEV_CHG; 4297 adc = (struct ac_device_changed *) ac.contract_data; 4298 adc->wwpn = lp->port_wwn; 4299 adc->port = lp->portid; 4300 adc->target = tgt; 4301 adc->arrived = lp->is_initiator; 4302 xpt_async(AC_CONTRACT, fc->path, &ac); 4303 } 4304 break; 4305 case ISPASYNC_DEV_STAYED: 4306 va_start(ap, cmd); 4307 bus = va_arg(ap, int); 4308 lp = va_arg(ap, fcportdb_t *); 4309 va_end(ap); 4310 fc = ISP_FC_PC(isp, bus); 4311 tgt = FC_PORTDB_TGT(isp, bus, lp); 4312 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4313 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "stayed"); 4314 goto changed; 4315 case ISPASYNC_DEV_GONE: 4316 va_start(ap, cmd); 4317 bus = va_arg(ap, int); 4318 lp = va_arg(ap, fcportdb_t *); 4319 va_end(ap); 4320 fc = ISP_FC_PC(isp, bus); 4321 tgt = FC_PORTDB_TGT(isp, bus, lp); 4322 /* 4323 * If this has a virtual target or initiator set the isp_gdt 4324 * timer running on it to delay its departure. 4325 */ 4326 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4327 if (lp->is_target || lp->is_initiator) { 4328 lp->state = FC_PORTDB_STATE_ZOMBIE; 4329 lp->gone_timer = fc->gone_device_time; 4330 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone zombie"); 4331 if (fc->ready && !callout_active(&fc->gdt)) { 4332 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); 4333 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4334 } 4335 break; 4336 } 4337 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone"); 4338 break; 4339 case ISPASYNC_CHANGE_NOTIFY: 4340 { 4341 char *msg; 4342 int evt, nphdl, nlstate, portid, reason; 4343 4344 va_start(ap, cmd); 4345 bus = va_arg(ap, int); 4346 evt = va_arg(ap, int); 4347 if (evt == ISPASYNC_CHANGE_PDB) { 4348 nphdl = va_arg(ap, int); 4349 nlstate = va_arg(ap, int); 4350 reason = va_arg(ap, int); 4351 } else if (evt == ISPASYNC_CHANGE_SNS) { 4352 portid = va_arg(ap, int); 4353 } else { 4354 nphdl = NIL_HANDLE; 4355 nlstate = reason = 0; 4356 } 4357 va_end(ap); 4358 fc = ISP_FC_PC(isp, bus); 4359 4360 if (evt == ISPASYNC_CHANGE_PDB) { 4361 msg = "Port Database Changed"; 4362 isp_prt(isp, ISP_LOGINFO, 4363 "Chan %d %s (nphdl 0x%x state 0x%x reason 0x%x)", 4364 bus, msg, nphdl, nlstate, reason); 4365 } else if (evt == ISPASYNC_CHANGE_SNS) { 4366 msg = "Name Server Database Changed"; 4367 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (PortID 0x%06x)", 4368 bus, msg, portid); 4369 } else { 4370 msg = "Other Change Notify"; 4371 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4372 } 4373 isp_loop_changed(isp, bus); 4374 break; 4375 } 4376 #ifdef ISP_TARGET_MODE 4377 case ISPASYNC_TARGET_NOTIFY: 4378 { 4379 isp_notify_t *notify; 4380 va_start(ap, cmd); 4381 notify = va_arg(ap, isp_notify_t *); 4382 va_end(ap); 4383 switch (notify->nt_ncode) { 4384 case NT_ABORT_TASK: 4385 case NT_ABORT_TASK_SET: 4386 case NT_CLEAR_ACA: 4387 case NT_CLEAR_TASK_SET: 4388 case NT_LUN_RESET: 4389 case NT_TARGET_RESET: 4390 case NT_QUERY_TASK_SET: 4391 case NT_QUERY_ASYNC_EVENT: 4392 /* 4393 * These are task management functions. 4394 */ 4395 isp_handle_platform_target_tmf(isp, notify); 4396 break; 4397 case NT_BUS_RESET: 4398 case NT_LIP_RESET: 4399 case NT_LINK_UP: 4400 case NT_LINK_DOWN: 4401 case NT_HBA_RESET: 4402 /* 4403 * No action need be taken here. 4404 */ 4405 break; 4406 case NT_GLOBAL_LOGOUT: 4407 case NT_LOGOUT: 4408 /* 4409 * This is device arrival/departure notification 4410 */ 4411 isp_handle_platform_target_notify_ack(isp, notify); 4412 break; 4413 default: 4414 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 4415 isp_handle_platform_target_notify_ack(isp, notify); 4416 break; 4417 } 4418 break; 4419 } 4420 case ISPASYNC_TARGET_NOTIFY_ACK: 4421 { 4422 void *inot; 4423 va_start(ap, cmd); 4424 inot = va_arg(ap, void *); 4425 va_end(ap); 4426 if (isp_notify_ack(isp, inot)) { 4427 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 4428 if (tp) { 4429 tp->isp = isp; 4430 if (inot) { 4431 memcpy(tp->data, inot, sizeof (tp->data)); 4432 tp->not = tp->data; 4433 } else { 4434 tp->not = NULL; 4435 } 4436 callout_init_mtx(&tp->timer, &isp->isp_lock, 0); 4437 callout_reset(&tp->timer, 5, 4438 isp_refire_notify_ack, tp); 4439 } else { 4440 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 4441 } 4442 } 4443 break; 4444 } 4445 case ISPASYNC_TARGET_ACTION: 4446 { 4447 isphdr_t *hp; 4448 4449 va_start(ap, cmd); 4450 hp = va_arg(ap, isphdr_t *); 4451 va_end(ap); 4452 switch (hp->rqs_entry_type) { 4453 default: 4454 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 4455 break; 4456 case RQSTYPE_NOTIFY: 4457 if (IS_24XX(isp)) { 4458 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 4459 } else { 4460 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 4461 } 4462 break; 4463 case RQSTYPE_ATIO: 4464 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 4465 break; 4466 case RQSTYPE_ATIO2: 4467 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 4468 break; 4469 case RQSTYPE_CTIO7: 4470 case RQSTYPE_CTIO3: 4471 case RQSTYPE_CTIO2: 4472 case RQSTYPE_CTIO: 4473 isp_handle_platform_ctio(isp, hp); 4474 break; 4475 case RQSTYPE_ABTS_RCVD: 4476 { 4477 abts_t *abts = (abts_t *)hp; 4478 isp_notify_t notify, *nt = ¬ify; 4479 tstate_t *tptr; 4480 fcportdb_t *lp; 4481 uint16_t chan; 4482 uint32_t sid, did; 4483 4484 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 4485 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 4486 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 4487 4488 nt->nt_hba = isp; 4489 nt->nt_did = did; 4490 nt->nt_nphdl = abts->abts_nphdl; 4491 nt->nt_sid = sid; 4492 isp_find_chan_by_did(isp, did, &chan); 4493 if (chan == ISP_NOCHAN) { 4494 nt->nt_tgt = TGT_ANY; 4495 } else { 4496 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 4497 if (isp_find_pdb_by_handle(isp, chan, abts->abts_nphdl, &lp)) { 4498 nt->nt_wwn = lp->port_wwn; 4499 } else { 4500 nt->nt_wwn = INI_ANY; 4501 } 4502 } 4503 /* 4504 * Try hard to find the lun for this command. 4505 */ 4506 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 4507 if (tptr) { 4508 nt->nt_lun = tptr->ts_lun; 4509 rls_lun_statep(isp, tptr); 4510 } else { 4511 nt->nt_lun = LUN_ANY; 4512 } 4513 nt->nt_need_ack = 1; 4514 nt->nt_tagval = abts->abts_rxid_task; 4515 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 4516 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 4517 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)", 4518 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 4519 } else { 4520 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)", 4521 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 4522 } 4523 nt->nt_channel = chan; 4524 nt->nt_ncode = NT_ABORT_TASK; 4525 nt->nt_lreserved = hp; 4526 isp_handle_platform_target_tmf(isp, nt); 4527 break; 4528 } 4529 } 4530 break; 4531 } 4532 #endif 4533 case ISPASYNC_FW_CRASH: 4534 { 4535 uint16_t mbox1, mbox6; 4536 mbox1 = ISP_READ(isp, OUTMAILBOX1); 4537 if (IS_DUALBUS(isp)) { 4538 mbox6 = ISP_READ(isp, OUTMAILBOX6); 4539 } else { 4540 mbox6 = 0; 4541 } 4542 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 4543 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 4544 isp->isp_osinfo.mbox_sleep_ok = 0; 4545 isp_reinit(isp, 1); 4546 isp->isp_osinfo.mbox_sleep_ok = mbox1; 4547 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 4548 break; 4549 } 4550 default: 4551 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 4552 break; 4553 } 4554 } 4555 4556 4557 /* 4558 * Locks are held before coming here. 4559 */ 4560 void 4561 isp_uninit(ispsoftc_t *isp) 4562 { 4563 if (IS_24XX(isp)) { 4564 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 4565 } else { 4566 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 4567 } 4568 ISP_DISABLE_INTS(isp); 4569 } 4570 4571 uint64_t 4572 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 4573 { 4574 uint64_t seed; 4575 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4576 4577 /* First try to use explicitly configured WWNs. */ 4578 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 4579 if (seed) 4580 return (seed); 4581 4582 /* Otherwise try to use WWNs from NVRAM. */ 4583 if (isactive) { 4584 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : 4585 FCPARAM(isp, chan)->isp_wwpn_nvram; 4586 if (seed) 4587 return (seed); 4588 } 4589 4590 /* If still no WWNs, try to steal them from the first channel. */ 4591 if (chan > 0) { 4592 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : 4593 ISP_FC_PC(isp, 0)->def_wwpn; 4594 if (seed == 0) { 4595 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : 4596 FCPARAM(isp, 0)->isp_wwpn_nvram; 4597 } 4598 } 4599 4600 /* If still nothing -- improvise. */ 4601 if (seed == 0) { 4602 seed = 0x400000007F000000ull + device_get_unit(isp->isp_dev); 4603 if (!iswwnn) 4604 seed ^= 0x0100000000000000ULL; 4605 } 4606 4607 /* For additional channels we have to improvise even more. */ 4608 if (!iswwnn && chan > 0) { 4609 /* 4610 * We'll stick our channel number plus one first into bits 4611 * 57..59 and thence into bits 52..55 which allows for 8 bits 4612 * of channel which is enough for our maximum of 255 channels. 4613 */ 4614 seed ^= 0x0100000000000000ULL; 4615 seed ^= ((uint64_t) (chan + 1) & 0xf) << 56; 4616 seed ^= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 4617 } 4618 return (seed); 4619 } 4620 4621 void 4622 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 4623 { 4624 int loc; 4625 char lbuf[200]; 4626 va_list ap; 4627 4628 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4629 return; 4630 } 4631 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 4632 loc = strlen(lbuf); 4633 va_start(ap, fmt); 4634 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 4635 va_end(ap); 4636 printf("%s\n", lbuf); 4637 } 4638 4639 void 4640 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 4641 { 4642 va_list ap; 4643 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4644 return; 4645 } 4646 xpt_print_path(xs->ccb_h.path); 4647 va_start(ap, fmt); 4648 vprintf(fmt, ap); 4649 va_end(ap); 4650 printf("\n"); 4651 } 4652 4653 uint64_t 4654 isp_nanotime_sub(struct timespec *b, struct timespec *a) 4655 { 4656 uint64_t elapsed; 4657 struct timespec x = *b; 4658 timespecsub(&x, a); 4659 elapsed = GET_NANOSEC(&x); 4660 if (elapsed == 0) 4661 elapsed++; 4662 return (elapsed); 4663 } 4664 4665 int 4666 isp_mbox_acquire(ispsoftc_t *isp) 4667 { 4668 if (isp->isp_osinfo.mboxbsy) { 4669 return (1); 4670 } else { 4671 isp->isp_osinfo.mboxcmd_done = 0; 4672 isp->isp_osinfo.mboxbsy = 1; 4673 return (0); 4674 } 4675 } 4676 4677 void 4678 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 4679 { 4680 unsigned int usecs = mbp->timeout; 4681 unsigned int max, olim, ilim; 4682 4683 if (usecs == 0) { 4684 usecs = MBCMD_DEFAULT_TIMEOUT; 4685 } 4686 max = isp->isp_mbxwrk0 + 1; 4687 4688 if (isp->isp_osinfo.mbox_sleep_ok) { 4689 unsigned int ms = (usecs + 999) / 1000; 4690 4691 isp->isp_osinfo.mbox_sleep_ok = 0; 4692 isp->isp_osinfo.mbox_sleeping = 1; 4693 for (olim = 0; olim < max; olim++) { 4694 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 4695 if (isp->isp_osinfo.mboxcmd_done) { 4696 break; 4697 } 4698 } 4699 isp->isp_osinfo.mbox_sleep_ok = 1; 4700 isp->isp_osinfo.mbox_sleeping = 0; 4701 } else { 4702 for (olim = 0; olim < max; olim++) { 4703 for (ilim = 0; ilim < usecs; ilim += 100) { 4704 uint16_t isr, sema, info; 4705 if (isp->isp_osinfo.mboxcmd_done) { 4706 break; 4707 } 4708 if (ISP_READ_ISR(isp, &isr, &sema, &info)) { 4709 isp_intr(isp, isr, sema, info); 4710 if (isp->isp_osinfo.mboxcmd_done) { 4711 break; 4712 } 4713 } 4714 ISP_DELAY(100); 4715 } 4716 if (isp->isp_osinfo.mboxcmd_done) { 4717 break; 4718 } 4719 } 4720 } 4721 if (isp->isp_osinfo.mboxcmd_done == 0) { 4722 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 4723 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 4724 mbp->param[0] = MBOX_TIMEOUT; 4725 isp->isp_osinfo.mboxcmd_done = 1; 4726 } 4727 } 4728 4729 void 4730 isp_mbox_notify_done(ispsoftc_t *isp) 4731 { 4732 if (isp->isp_osinfo.mbox_sleeping) { 4733 wakeup(&isp->isp_mbxworkp); 4734 } 4735 isp->isp_osinfo.mboxcmd_done = 1; 4736 } 4737 4738 void 4739 isp_mbox_release(ispsoftc_t *isp) 4740 { 4741 isp->isp_osinfo.mboxbsy = 0; 4742 } 4743 4744 int 4745 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 4746 { 4747 int ret = 0; 4748 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 4749 ret = -1; 4750 } else { 4751 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 4752 } 4753 return (ret); 4754 } 4755 4756 int 4757 isp_mstohz(int ms) 4758 { 4759 int hz; 4760 struct timeval t; 4761 t.tv_sec = ms / 1000; 4762 t.tv_usec = (ms % 1000) * 1000; 4763 hz = tvtohz(&t); 4764 if (hz < 0) { 4765 hz = 0x7fffffff; 4766 } 4767 if (hz == 0) { 4768 hz = 1; 4769 } 4770 return (hz); 4771 } 4772 4773 void 4774 isp_platform_intr(void *arg) 4775 { 4776 ispsoftc_t *isp = arg; 4777 uint16_t isr, sema, info; 4778 4779 ISP_LOCK(isp); 4780 isp->isp_intcnt++; 4781 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 4782 isp_intr(isp, isr, sema, info); 4783 else 4784 isp->isp_intbogus++; 4785 ISP_UNLOCK(isp); 4786 } 4787 4788 void 4789 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 4790 { 4791 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4792 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 4793 } else { 4794 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 4795 } 4796 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 4797 } 4798 4799 /* 4800 * Reset the command reference number for all LUNs on a specific target 4801 * (needed when a target arrives again) or for all targets on a port 4802 * (needed for events like a LIP). 4803 */ 4804 void 4805 isp_fcp_reset_crn(ispsoftc_t *isp, int chan, uint32_t tgt, int tgt_set) 4806 { 4807 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4808 struct isp_nexus *nxp; 4809 int i; 4810 4811 if (tgt_set == 0) 4812 isp_prt(isp, ISP_LOGDEBUG0, 4813 "Chan %d resetting CRN on all targets", chan); 4814 else 4815 isp_prt(isp, ISP_LOGDEBUG0, 4816 "Chan %d resetting CRN on target %u", chan, tgt); 4817 4818 for (i = 0; i < NEXUS_HASH_WIDTH; i++) { 4819 for (nxp = fc->nexus_hash[i]; nxp != NULL; nxp = nxp->next) { 4820 if (tgt_set == 0 || tgt == nxp->tgt) 4821 nxp->crnseed = 0; 4822 } 4823 } 4824 } 4825 4826 int 4827 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 4828 { 4829 lun_id_t lun; 4830 uint32_t chan, tgt; 4831 struct isp_fc *fc; 4832 struct isp_nexus *nxp; 4833 int idx; 4834 4835 if (IS_2100(isp)) 4836 return (0); 4837 4838 chan = XS_CHANNEL(cmd); 4839 tgt = XS_TGT(cmd); 4840 lun = XS_LUN(cmd); 4841 fc = &isp->isp_osinfo.pc.fc[chan]; 4842 idx = NEXUS_HASH(tgt, lun); 4843 nxp = fc->nexus_hash[idx]; 4844 4845 while (nxp) { 4846 if (nxp->tgt == tgt && nxp->lun == lun) 4847 break; 4848 nxp = nxp->next; 4849 } 4850 if (nxp == NULL) { 4851 nxp = fc->nexus_free_list; 4852 if (nxp == NULL) { 4853 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 4854 if (nxp == NULL) { 4855 return (-1); 4856 } 4857 } else { 4858 fc->nexus_free_list = nxp->next; 4859 } 4860 nxp->tgt = tgt; 4861 nxp->lun = lun; 4862 nxp->next = fc->nexus_hash[idx]; 4863 fc->nexus_hash[idx] = nxp; 4864 } 4865 if (nxp->crnseed == 0) 4866 nxp->crnseed = 1; 4867 PISP_PCMD(cmd)->crn = nxp->crnseed; 4868 *crnp = nxp->crnseed++; 4869 return (0); 4870 } 4871 4872 /* 4873 * We enter with the lock held 4874 */ 4875 void 4876 isp_timer(void *arg) 4877 { 4878 ispsoftc_t *isp = arg; 4879 #ifdef ISP_TARGET_MODE 4880 isp_tmcmd_restart(isp); 4881 #endif 4882 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 4883 } 4884 4885 isp_ecmd_t * 4886 isp_get_ecmd(ispsoftc_t *isp) 4887 { 4888 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 4889 if (ecmd) { 4890 isp->isp_osinfo.ecmd_free = ecmd->next; 4891 } 4892 return (ecmd); 4893 } 4894 4895 void 4896 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 4897 { 4898 ecmd->next = isp->isp_osinfo.ecmd_free; 4899 isp->isp_osinfo.ecmd_free = ecmd; 4900 } 4901