1 /*- 2 * Copyright (c) 1997-2009 by Matthew Jacob 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * this list of conditions, and the following disclaimer. 11 * 2. The name of the author may not be used to endorse or promote products 12 * derived from this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 29 */ 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 #include <dev/isp/isp_freebsd.h> 34 #include <sys/unistd.h> 35 #include <sys/kthread.h> 36 #include <sys/conf.h> 37 #include <sys/module.h> 38 #include <sys/ioccom.h> 39 #include <dev/isp/isp_ioctl.h> 40 #include <sys/devicestat.h> 41 #include <cam/cam_periph.h> 42 #include <cam/cam_xpt_periph.h> 43 44 #if __FreeBSD_version < 800002 45 #define THREAD_CREATE kthread_create 46 #else 47 #define THREAD_CREATE kproc_create 48 #endif 49 50 MODULE_VERSION(isp, 1); 51 MODULE_DEPEND(isp, cam, 1, 1, 1); 52 int isp_announced = 0; 53 int isp_loop_down_limit = 60; /* default loop down limit */ 54 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 55 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 56 static const char prom3[] = "Chan %d [%u] PortID 0x%06x Departed because of %s"; 57 58 static void isp_freeze_loopdown(ispsoftc_t *, int); 59 static void isp_loop_changed(ispsoftc_t *isp, int chan); 60 static d_ioctl_t ispioctl; 61 static void isp_intr_enable(void *); 62 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 63 static void isp_poll(struct cam_sim *); 64 static timeout_t isp_watchdog; 65 static timeout_t isp_gdt; 66 static task_fn_t isp_gdt_task; 67 static void isp_kthread(void *); 68 static void isp_action(struct cam_sim *, union ccb *); 69 static int isp_timer_count; 70 static void isp_timer(void *); 71 72 static struct cdevsw isp_cdevsw = { 73 .d_version = D_VERSION, 74 .d_ioctl = ispioctl, 75 .d_name = "isp", 76 }; 77 78 static int 79 isp_role_sysctl(SYSCTL_HANDLER_ARGS) 80 { 81 ispsoftc_t *isp = (ispsoftc_t *)arg1; 82 int chan = arg2; 83 int error, old, value; 84 85 value = FCPARAM(isp, chan)->role; 86 87 error = sysctl_handle_int(oidp, &value, 0, req); 88 if ((error != 0) || (req->newptr == NULL)) 89 return (error); 90 91 if (value < ISP_ROLE_NONE || value > ISP_ROLE_BOTH) 92 return (EINVAL); 93 94 ISP_LOCK(isp); 95 old = FCPARAM(isp, chan)->role; 96 97 /* We don't allow target mode switch from here. */ 98 value = (old & ISP_ROLE_TARGET) | (value & ISP_ROLE_INITIATOR); 99 100 /* If nothing has changed -- we are done. */ 101 if (value == old) { 102 ISP_UNLOCK(isp); 103 return (0); 104 } 105 106 /* Actually change the role. */ 107 error = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, value); 108 ISP_UNLOCK(isp); 109 return (error); 110 } 111 112 static int 113 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 114 { 115 struct ccb_setasync csa; 116 struct cam_sim *sim; 117 struct cam_path *path; 118 119 /* 120 * Construct our SIM entry. 121 */ 122 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, device_get_unit(isp->isp_dev), &isp->isp_osinfo.lock, isp->isp_maxcmds, isp->isp_maxcmds, devq); 123 124 if (sim == NULL) { 125 return (ENOMEM); 126 } 127 128 ISP_LOCK(isp); 129 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 130 ISP_UNLOCK(isp); 131 cam_sim_free(sim, FALSE); 132 return (EIO); 133 } 134 ISP_UNLOCK(isp); 135 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 136 ISP_LOCK(isp); 137 xpt_bus_deregister(cam_sim_path(sim)); 138 ISP_UNLOCK(isp); 139 cam_sim_free(sim, FALSE); 140 return (ENXIO); 141 } 142 xpt_setup_ccb(&csa.ccb_h, path, 5); 143 csa.ccb_h.func_code = XPT_SASYNC_CB; 144 csa.event_enable = AC_LOST_DEVICE; 145 csa.callback = isp_cam_async; 146 csa.callback_arg = sim; 147 148 ISP_LOCK(isp); 149 xpt_action((union ccb *)&csa); 150 ISP_UNLOCK(isp); 151 152 if (IS_SCSI(isp)) { 153 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 154 spi->sim = sim; 155 spi->path = path; 156 } else { 157 fcparam *fcp = FCPARAM(isp, chan); 158 struct isp_fc *fc = ISP_FC_PC(isp, chan); 159 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 160 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 161 char name[16]; 162 163 ISP_LOCK(isp); 164 fc->sim = sim; 165 fc->path = path; 166 fc->isp = isp; 167 fc->ready = 1; 168 169 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 170 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 171 isp_loop_changed(isp, chan); 172 ISP_UNLOCK(isp); 173 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 174 xpt_free_path(fc->path); 175 ISP_LOCK(isp); 176 xpt_bus_deregister(cam_sim_path(fc->sim)); 177 ISP_UNLOCK(isp); 178 cam_sim_free(fc->sim, FALSE); 179 return (ENOMEM); 180 } 181 fc->num_threads += 1; 182 if (chan > 0) { 183 snprintf(name, sizeof(name), "chan%d", chan); 184 tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), 185 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel"); 186 } 187 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 188 "wwnn", CTLFLAG_RD, &fcp->isp_wwnn, 189 "World Wide Node Name"); 190 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 191 "wwpn", CTLFLAG_RD, &fcp->isp_wwpn, 192 "World Wide Port Name"); 193 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 194 "loop_down_limit", CTLFLAG_RW, &fc->loop_down_limit, 0, 195 "Loop Down Limit"); 196 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 197 "gone_device_time", CTLFLAG_RW, &fc->gone_device_time, 0, 198 "Gone Device Time"); 199 #if defined(ISP_TARGET_MODE) && defined(DEBUG) 200 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 201 "inject_lost_data_frame", CTLFLAG_RW, &fc->inject_lost_data_frame, 0, 202 "Cause a Lost Frame on a Read"); 203 #endif 204 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 205 "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan, 206 isp_role_sysctl, "I", "Current role"); 207 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 208 "speed", CTLFLAG_RD, &fcp->isp_gbspeed, 0, 209 "Connection speed in gigabits"); 210 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 211 "linkstate", CTLFLAG_RD, &fcp->isp_linkstate, 0, 212 "Link state"); 213 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 214 "fwstate", CTLFLAG_RD, &fcp->isp_fwstate, 0, 215 "Firmware state"); 216 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 217 "loopstate", CTLFLAG_RD, &fcp->isp_loopstate, 0, 218 "Loop state"); 219 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 220 "topo", CTLFLAG_RD, &fcp->isp_topo, 0, 221 "Connection topology"); 222 } 223 return (0); 224 } 225 226 static void 227 isp_detach_chan(ispsoftc_t *isp, int chan) 228 { 229 struct cam_sim *sim; 230 struct cam_path *path; 231 struct ccb_setasync csa; 232 int *num_threads; 233 234 ISP_GET_PC(isp, chan, sim, sim); 235 ISP_GET_PC(isp, chan, path, path); 236 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads); 237 238 xpt_setup_ccb(&csa.ccb_h, path, 5); 239 csa.ccb_h.func_code = XPT_SASYNC_CB; 240 csa.event_enable = 0; 241 csa.callback = isp_cam_async; 242 csa.callback_arg = sim; 243 xpt_action((union ccb *)&csa); 244 xpt_free_path(path); 245 xpt_bus_deregister(cam_sim_path(sim)); 246 cam_sim_free(sim, FALSE); 247 248 /* Wait for the channel's spawned threads to exit. */ 249 wakeup(isp->isp_osinfo.pc.ptr); 250 while (*num_threads != 0) 251 mtx_sleep(isp, &isp->isp_osinfo.lock, PRIBIO, "isp_reap", 100); 252 } 253 254 int 255 isp_attach(ispsoftc_t *isp) 256 { 257 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 258 int du = device_get_unit(isp->isp_dev); 259 int chan; 260 261 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 262 isp->isp_osinfo.ehook.ich_arg = isp; 263 /* 264 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 265 * will be called right awawy, which will clear isp_osinfo.ehook_active, 266 * which would be unwise to then set again later. 267 */ 268 isp->isp_osinfo.ehook_active = 1; 269 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 270 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 271 return (-EIO); 272 } 273 274 /* 275 * Create the device queue for our SIM(s). 276 */ 277 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 278 if (isp->isp_osinfo.devq == NULL) { 279 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 280 return (EIO); 281 } 282 283 for (chan = 0; chan < isp->isp_nchan; chan++) { 284 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 285 goto unwind; 286 } 287 } 288 289 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 290 isp_timer_count = hz >> 2; 291 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 292 isp->isp_osinfo.timer_active = 1; 293 294 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 295 if (isp->isp_osinfo.cdev) { 296 isp->isp_osinfo.cdev->si_drv1 = isp; 297 } 298 return (0); 299 300 unwind: 301 while (--chan >= 0) { 302 struct cam_sim *sim; 303 struct cam_path *path; 304 305 ISP_GET_PC(isp, chan, sim, sim); 306 ISP_GET_PC(isp, chan, path, path); 307 xpt_free_path(path); 308 ISP_LOCK(isp); 309 xpt_bus_deregister(cam_sim_path(sim)); 310 ISP_UNLOCK(isp); 311 cam_sim_free(sim, FALSE); 312 } 313 if (isp->isp_osinfo.ehook_active) { 314 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 315 isp->isp_osinfo.ehook_active = 0; 316 } 317 if (isp->isp_osinfo.cdev) { 318 destroy_dev(isp->isp_osinfo.cdev); 319 isp->isp_osinfo.cdev = NULL; 320 } 321 cam_simq_free(isp->isp_osinfo.devq); 322 isp->isp_osinfo.devq = NULL; 323 return (-1); 324 } 325 326 int 327 isp_detach(ispsoftc_t *isp) 328 { 329 struct cam_sim *sim; 330 int chan; 331 332 ISP_LOCK(isp); 333 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 334 ISP_GET_PC(isp, chan, sim, sim); 335 if (sim->refcount > 2) { 336 ISP_UNLOCK(isp); 337 return (EBUSY); 338 } 339 } 340 /* Tell spawned threads that we're exiting. */ 341 isp->isp_osinfo.is_exiting = 1; 342 if (isp->isp_osinfo.timer_active) { 343 callout_stop(&isp->isp_osinfo.tmo); 344 isp->isp_osinfo.timer_active = 0; 345 } 346 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) 347 isp_detach_chan(isp, chan); 348 ISP_UNLOCK(isp); 349 350 if (isp->isp_osinfo.cdev) { 351 destroy_dev(isp->isp_osinfo.cdev); 352 isp->isp_osinfo.cdev = NULL; 353 } 354 if (isp->isp_osinfo.ehook_active) { 355 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 356 isp->isp_osinfo.ehook_active = 0; 357 } 358 if (isp->isp_osinfo.devq != NULL) { 359 cam_simq_free(isp->isp_osinfo.devq); 360 isp->isp_osinfo.devq = NULL; 361 } 362 return (0); 363 } 364 365 static void 366 isp_freeze_loopdown(ispsoftc_t *isp, int chan) 367 { 368 if (IS_FC(isp)) { 369 struct isp_fc *fc = ISP_FC_PC(isp, chan); 370 if (fc->simqfrozen == 0) { 371 isp_prt(isp, ISP_LOGDEBUG0, 372 "Chan %d Freeze simq (loopdown)", chan); 373 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 374 #if __FreeBSD_version >= 1000039 375 xpt_hold_boot(); 376 #endif 377 xpt_freeze_simq(fc->sim, 1); 378 } else { 379 isp_prt(isp, ISP_LOGDEBUG0, 380 "Chan %d Mark simq frozen (loopdown)", chan); 381 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 382 } 383 } 384 } 385 386 static void 387 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 388 { 389 if (IS_FC(isp)) { 390 struct isp_fc *fc = ISP_FC_PC(isp, chan); 391 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 392 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 393 if (wasfrozen && fc->simqfrozen == 0) { 394 isp_prt(isp, ISP_LOGDEBUG0, 395 "Chan %d Release simq", chan); 396 xpt_release_simq(fc->sim, 1); 397 #if __FreeBSD_version >= 1000039 398 xpt_release_boot(); 399 #endif 400 } 401 } 402 } 403 404 405 static int 406 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 407 { 408 ispsoftc_t *isp; 409 int nr, chan, retval = ENOTTY; 410 411 isp = dev->si_drv1; 412 413 switch (c) { 414 case ISP_SDBLEV: 415 { 416 int olddblev = isp->isp_dblev; 417 isp->isp_dblev = *(int *)addr; 418 *(int *)addr = olddblev; 419 retval = 0; 420 break; 421 } 422 case ISP_GETROLE: 423 chan = *(int *)addr; 424 if (chan < 0 || chan >= isp->isp_nchan) { 425 retval = -ENXIO; 426 break; 427 } 428 if (IS_FC(isp)) { 429 *(int *)addr = FCPARAM(isp, chan)->role; 430 } else { 431 *(int *)addr = ISP_ROLE_INITIATOR; 432 } 433 retval = 0; 434 break; 435 case ISP_SETROLE: 436 if (IS_SCSI(isp)) 437 break; 438 nr = *(int *)addr; 439 chan = nr >> 8; 440 if (chan < 0 || chan >= isp->isp_nchan) { 441 retval = -ENXIO; 442 break; 443 } 444 nr &= 0xff; 445 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 446 retval = EINVAL; 447 break; 448 } 449 ISP_LOCK(isp); 450 *(int *)addr = FCPARAM(isp, chan)->role; 451 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr); 452 ISP_UNLOCK(isp); 453 retval = 0; 454 break; 455 456 case ISP_RESETHBA: 457 ISP_LOCK(isp); 458 isp_reinit(isp, 0); 459 ISP_UNLOCK(isp); 460 retval = 0; 461 break; 462 463 case ISP_RESCAN: 464 if (IS_FC(isp)) { 465 chan = *(int *)addr; 466 if (chan < 0 || chan >= isp->isp_nchan) { 467 retval = -ENXIO; 468 break; 469 } 470 ISP_LOCK(isp); 471 if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) { 472 retval = EIO; 473 } else { 474 retval = 0; 475 } 476 ISP_UNLOCK(isp); 477 } 478 break; 479 480 case ISP_FC_LIP: 481 if (IS_FC(isp)) { 482 chan = *(int *)addr; 483 if (chan < 0 || chan >= isp->isp_nchan) { 484 retval = -ENXIO; 485 break; 486 } 487 ISP_LOCK(isp); 488 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 489 retval = EIO; 490 } else { 491 retval = 0; 492 } 493 ISP_UNLOCK(isp); 494 } 495 break; 496 case ISP_FC_GETDINFO: 497 { 498 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 499 fcportdb_t *lp; 500 501 if (IS_SCSI(isp)) { 502 break; 503 } 504 if (ifc->loopid >= MAX_FC_TARG) { 505 retval = EINVAL; 506 break; 507 } 508 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 509 if (lp->state != FC_PORTDB_STATE_NIL) { 510 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 511 ifc->loopid = lp->handle; 512 ifc->portid = lp->portid; 513 ifc->node_wwn = lp->node_wwn; 514 ifc->port_wwn = lp->port_wwn; 515 retval = 0; 516 } else { 517 retval = ENODEV; 518 } 519 break; 520 } 521 case ISP_GET_STATS: 522 { 523 isp_stats_t *sp = (isp_stats_t *) addr; 524 525 ISP_MEMZERO(sp, sizeof (*sp)); 526 sp->isp_stat_version = ISP_STATS_VERSION; 527 sp->isp_type = isp->isp_type; 528 sp->isp_revision = isp->isp_revision; 529 ISP_LOCK(isp); 530 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 531 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 532 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 533 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 534 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 535 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 536 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 537 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 538 ISP_UNLOCK(isp); 539 retval = 0; 540 break; 541 } 542 case ISP_CLR_STATS: 543 ISP_LOCK(isp); 544 isp->isp_intcnt = 0; 545 isp->isp_intbogus = 0; 546 isp->isp_intmboxc = 0; 547 isp->isp_intoasync = 0; 548 isp->isp_rsltccmplt = 0; 549 isp->isp_fphccmplt = 0; 550 isp->isp_rscchiwater = 0; 551 isp->isp_fpcchiwater = 0; 552 ISP_UNLOCK(isp); 553 retval = 0; 554 break; 555 case ISP_FC_GETHINFO: 556 { 557 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 558 int chan = hba->fc_channel; 559 560 if (chan < 0 || chan >= isp->isp_nchan) { 561 retval = ENXIO; 562 break; 563 } 564 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 565 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 566 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 567 hba->fc_nchannels = isp->isp_nchan; 568 if (IS_FC(isp)) { 569 hba->fc_nports = MAX_FC_TARG; 570 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 571 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 572 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 573 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 574 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 575 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 576 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 577 } else { 578 hba->fc_nports = MAX_TARGETS; 579 hba->fc_speed = 0; 580 hba->fc_topology = 0; 581 hba->nvram_node_wwn = 0ull; 582 hba->nvram_port_wwn = 0ull; 583 hba->active_node_wwn = 0ull; 584 hba->active_port_wwn = 0ull; 585 } 586 retval = 0; 587 break; 588 } 589 case ISP_TSK_MGMT: 590 { 591 int needmarker; 592 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 593 uint16_t nphdl; 594 mbreg_t mbs; 595 596 if (IS_SCSI(isp)) { 597 break; 598 } 599 600 chan = fct->chan; 601 if (chan < 0 || chan >= isp->isp_nchan) { 602 retval = -ENXIO; 603 break; 604 } 605 606 needmarker = retval = 0; 607 nphdl = fct->loopid; 608 ISP_LOCK(isp); 609 if (IS_24XX(isp)) { 610 uint8_t local[QENTRY_LEN]; 611 isp24xx_tmf_t *tmf; 612 isp24xx_statusreq_t *sp; 613 fcparam *fcp = FCPARAM(isp, chan); 614 fcportdb_t *lp; 615 int i; 616 617 for (i = 0; i < MAX_FC_TARG; i++) { 618 lp = &fcp->portdb[i]; 619 if (lp->handle == nphdl) { 620 break; 621 } 622 } 623 if (i == MAX_FC_TARG) { 624 retval = ENXIO; 625 ISP_UNLOCK(isp); 626 break; 627 } 628 /* XXX VALIDATE LP XXX */ 629 tmf = (isp24xx_tmf_t *) local; 630 ISP_MEMZERO(tmf, QENTRY_LEN); 631 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 632 tmf->tmf_header.rqs_entry_count = 1; 633 tmf->tmf_nphdl = lp->handle; 634 tmf->tmf_delay = 2; 635 tmf->tmf_timeout = 4; 636 tmf->tmf_tidlo = lp->portid; 637 tmf->tmf_tidhi = lp->portid >> 16; 638 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 639 tmf->tmf_lun[1] = fct->lun & 0xff; 640 if (fct->lun >= 256) { 641 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 642 } 643 switch (fct->action) { 644 case IPT_CLEAR_ACA: 645 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 646 break; 647 case IPT_TARGET_RESET: 648 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 649 needmarker = 1; 650 break; 651 case IPT_LUN_RESET: 652 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 653 needmarker = 1; 654 break; 655 case IPT_CLEAR_TASK_SET: 656 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 657 needmarker = 1; 658 break; 659 case IPT_ABORT_TASK_SET: 660 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 661 needmarker = 1; 662 break; 663 default: 664 retval = EINVAL; 665 break; 666 } 667 if (retval) { 668 ISP_UNLOCK(isp); 669 break; 670 } 671 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 672 MBCMD_DEFAULT_TIMEOUT + tmf->tmf_timeout * 1000000); 673 mbs.param[1] = QENTRY_LEN; 674 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 675 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 676 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 677 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 678 679 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 680 ISP_UNLOCK(isp); 681 retval = ENOMEM; 682 break; 683 } 684 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 685 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan); 686 sp = (isp24xx_statusreq_t *) local; 687 sp->req_completion_status = 1; 688 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 689 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan); 690 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 691 FC_SCRATCH_RELEASE(isp, chan); 692 if (retval || sp->req_completion_status != 0) { 693 FC_SCRATCH_RELEASE(isp, chan); 694 retval = EIO; 695 } 696 if (retval == 0) { 697 if (needmarker) { 698 fcp->sendmarker = 1; 699 } 700 } 701 } else { 702 MBSINIT(&mbs, 0, MBLOGALL, 0); 703 if (ISP_CAP_2KLOGIN(isp) == 0) { 704 nphdl <<= 8; 705 } 706 switch (fct->action) { 707 case IPT_CLEAR_ACA: 708 mbs.param[0] = MBOX_CLEAR_ACA; 709 mbs.param[1] = nphdl; 710 mbs.param[2] = fct->lun; 711 break; 712 case IPT_TARGET_RESET: 713 mbs.param[0] = MBOX_TARGET_RESET; 714 mbs.param[1] = nphdl; 715 needmarker = 1; 716 break; 717 case IPT_LUN_RESET: 718 mbs.param[0] = MBOX_LUN_RESET; 719 mbs.param[1] = nphdl; 720 mbs.param[2] = fct->lun; 721 needmarker = 1; 722 break; 723 case IPT_CLEAR_TASK_SET: 724 mbs.param[0] = MBOX_CLEAR_TASK_SET; 725 mbs.param[1] = nphdl; 726 mbs.param[2] = fct->lun; 727 needmarker = 1; 728 break; 729 case IPT_ABORT_TASK_SET: 730 mbs.param[0] = MBOX_ABORT_TASK_SET; 731 mbs.param[1] = nphdl; 732 mbs.param[2] = fct->lun; 733 needmarker = 1; 734 break; 735 default: 736 retval = EINVAL; 737 break; 738 } 739 if (retval == 0) { 740 if (needmarker) { 741 FCPARAM(isp, chan)->sendmarker = 1; 742 } 743 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 744 if (retval) { 745 retval = EIO; 746 } 747 } 748 } 749 ISP_UNLOCK(isp); 750 break; 751 } 752 default: 753 break; 754 } 755 return (retval); 756 } 757 758 static void 759 isp_intr_enable(void *arg) 760 { 761 int chan; 762 ispsoftc_t *isp = arg; 763 ISP_LOCK(isp); 764 if (IS_FC(isp)) { 765 for (chan = 0; chan < isp->isp_nchan; chan++) { 766 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 767 ISP_ENABLE_INTS(isp); 768 break; 769 } 770 } 771 } else { 772 ISP_ENABLE_INTS(isp); 773 } 774 isp->isp_osinfo.ehook_active = 0; 775 ISP_UNLOCK(isp); 776 /* Release our hook so that the boot can continue. */ 777 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 778 } 779 780 /* 781 * Local Inlines 782 */ 783 784 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 785 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 786 787 static ISP_INLINE int 788 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 789 { 790 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 791 if (ISP_PCMD(ccb) == NULL) { 792 return (-1); 793 } 794 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 795 return (0); 796 } 797 798 static ISP_INLINE void 799 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 800 { 801 if (ISP_PCMD(ccb)) { 802 #ifdef ISP_TARGET_MODE 803 PISP_PCMD(ccb)->datalen = 0; 804 PISP_PCMD(ccb)->totslen = 0; 805 PISP_PCMD(ccb)->cumslen = 0; 806 PISP_PCMD(ccb)->crn = 0; 807 #endif 808 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 809 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 810 ISP_PCMD(ccb) = NULL; 811 } 812 } 813 814 /* 815 * Put the target mode functions here, because some are inlines 816 */ 817 #ifdef ISP_TARGET_MODE 818 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 819 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 820 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 821 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 822 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 823 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 824 static ISP_INLINE atio_private_data_t *isp_find_atpd(ispsoftc_t *, tstate_t *, uint32_t); 825 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 826 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 827 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 828 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 829 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 830 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 831 static void isp_enable_lun(ispsoftc_t *, union ccb *); 832 static void isp_disable_lun(ispsoftc_t *, union ccb *); 833 static timeout_t isp_refire_putback_atio; 834 static timeout_t isp_refire_notify_ack; 835 static void isp_complete_ctio(union ccb *); 836 static void isp_target_putback_atio(union ccb *); 837 enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 838 static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 839 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 840 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 841 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 842 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 843 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 844 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 845 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 846 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 847 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 848 849 static ISP_INLINE int 850 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 851 { 852 tstate_t *tptr; 853 struct tslist *lhp; 854 855 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 856 SLIST_FOREACH(tptr, lhp, next) { 857 if (tptr->ts_lun == lun) { 858 return (1); 859 } 860 } 861 return (0); 862 } 863 864 static void 865 dump_tstates(ispsoftc_t *isp, int bus) 866 { 867 int i, j; 868 struct tslist *lhp; 869 tstate_t *tptr = NULL; 870 871 if (bus >= isp->isp_nchan) { 872 return; 873 } 874 for (i = 0; i < LUN_HASH_SIZE; i++) { 875 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 876 j = 0; 877 SLIST_FOREACH(tptr, lhp, next) { 878 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 879 j++; 880 } 881 } 882 } 883 884 static ISP_INLINE tstate_t * 885 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 886 { 887 tstate_t *tptr = NULL; 888 struct tslist *lhp; 889 890 if (bus < isp->isp_nchan) { 891 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 892 SLIST_FOREACH(tptr, lhp, next) { 893 if (tptr->ts_lun == lun) { 894 tptr->hold++; 895 return (tptr); 896 } 897 } 898 } 899 return (NULL); 900 } 901 902 static ISP_INLINE tstate_t * 903 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 904 { 905 tstate_t *tptr = NULL; 906 atio_private_data_t *atp; 907 struct tslist *lhp; 908 int i; 909 910 if (bus < isp->isp_nchan && tagval != 0) { 911 for (i = 0; i < LUN_HASH_SIZE; i++) { 912 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 913 SLIST_FOREACH(tptr, lhp, next) { 914 atp = isp_find_atpd(isp, tptr, tagval); 915 if (atp) { 916 tptr->hold++; 917 return (tptr); 918 } 919 } 920 } 921 } 922 return (NULL); 923 } 924 925 static ISP_INLINE inot_private_data_t * 926 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 927 { 928 inot_private_data_t *ntp; 929 tstate_t *tptr; 930 struct tslist *lhp; 931 int bus, i; 932 933 for (bus = 0; bus < isp->isp_nchan; bus++) { 934 for (i = 0; i < LUN_HASH_SIZE; i++) { 935 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 936 SLIST_FOREACH(tptr, lhp, next) { 937 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 938 if (ntp) { 939 *rslt = tptr; 940 tptr->hold++; 941 return (ntp); 942 } 943 } 944 } 945 } 946 return (NULL); 947 } 948 949 static ISP_INLINE void 950 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 951 { 952 KASSERT((tptr->hold), ("tptr not held")); 953 tptr->hold--; 954 } 955 956 static void 957 isp_tmcmd_restart(ispsoftc_t *isp) 958 { 959 inot_private_data_t *ntp; 960 inot_private_data_t *restart_queue; 961 tstate_t *tptr; 962 union ccb *ccb; 963 struct tslist *lhp; 964 int bus, i; 965 966 for (bus = 0; bus < isp->isp_nchan; bus++) { 967 for (i = 0; i < LUN_HASH_SIZE; i++) { 968 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 969 SLIST_FOREACH(tptr, lhp, next) { 970 if ((restart_queue = tptr->restart_queue) != NULL) 971 tptr->restart_queue = NULL; 972 while (restart_queue) { 973 ntp = restart_queue; 974 restart_queue = ntp->rd.nt.nt_hba; 975 if (IS_24XX(isp)) { 976 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 977 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 978 } else { 979 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 980 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 981 } 982 isp_put_ntpd(isp, tptr, ntp); 983 if (tptr->restart_queue && restart_queue != NULL) { 984 ntp = tptr->restart_queue; 985 tptr->restart_queue = restart_queue; 986 while (restart_queue->rd.nt.nt_hba) { 987 restart_queue = restart_queue->rd.nt.nt_hba; 988 } 989 restart_queue->rd.nt.nt_hba = ntp; 990 break; 991 } 992 } 993 /* 994 * We only need to do this once per tptr 995 */ 996 if (!TAILQ_EMPTY(&tptr->waitq)) { 997 ccb = (union ccb *)TAILQ_LAST(&tptr->waitq, isp_ccbq); 998 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 999 isp_target_start_ctio(isp, ccb, FROM_TIMER); 1000 } 1001 } 1002 } 1003 } 1004 } 1005 1006 static ISP_INLINE atio_private_data_t * 1007 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1008 { 1009 atio_private_data_t *atp; 1010 1011 atp = LIST_FIRST(&tptr->atfree); 1012 if (atp) { 1013 LIST_REMOVE(atp, next); 1014 atp->tag = tag; 1015 LIST_INSERT_HEAD(&tptr->atused[ATPDPHASH(tag)], atp, next); 1016 } 1017 return (atp); 1018 } 1019 1020 static ISP_INLINE atio_private_data_t * 1021 isp_find_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1022 { 1023 atio_private_data_t *atp; 1024 1025 LIST_FOREACH(atp, &tptr->atused[ATPDPHASH(tag)], next) { 1026 if (atp->tag == tag) 1027 return (atp); 1028 } 1029 return (NULL); 1030 } 1031 1032 static ISP_INLINE void 1033 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1034 { 1035 if (atp->ests) { 1036 isp_put_ecmd(isp, atp->ests); 1037 } 1038 LIST_REMOVE(atp, next); 1039 memset(atp, 0, sizeof (*atp)); 1040 LIST_INSERT_HEAD(&tptr->atfree, atp, next); 1041 } 1042 1043 static void 1044 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1045 { 1046 atio_private_data_t *atp; 1047 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1048 1049 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1050 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", 1051 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1052 } 1053 } 1054 1055 1056 static ISP_INLINE inot_private_data_t * 1057 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1058 { 1059 inot_private_data_t *ntp; 1060 ntp = tptr->ntfree; 1061 if (ntp) { 1062 tptr->ntfree = ntp->next; 1063 } 1064 return (ntp); 1065 } 1066 1067 static ISP_INLINE inot_private_data_t * 1068 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1069 { 1070 inot_private_data_t *ntp; 1071 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1072 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1073 return (ntp); 1074 } 1075 } 1076 return (NULL); 1077 } 1078 1079 static ISP_INLINE void 1080 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1081 { 1082 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1083 ntp->next = tptr->ntfree; 1084 tptr->ntfree = ntp; 1085 } 1086 1087 static cam_status 1088 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1089 { 1090 cam_status status; 1091 lun_id_t lun; 1092 struct tslist *lhp; 1093 tstate_t *tptr; 1094 int i; 1095 1096 lun = xpt_path_lun_id(path); 1097 if (lun != CAM_LUN_WILDCARD) { 1098 if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) { 1099 return (CAM_LUN_INVALID); 1100 } 1101 } 1102 if (is_lun_enabled(isp, bus, lun)) { 1103 return (CAM_LUN_ALRDY_ENA); 1104 } 1105 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1106 if (tptr == NULL) { 1107 return (CAM_RESRC_UNAVAIL); 1108 } 1109 tptr->ts_lun = lun; 1110 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1111 if (status != CAM_REQ_CMP) { 1112 free(tptr, M_DEVBUF); 1113 return (status); 1114 } 1115 SLIST_INIT(&tptr->atios); 1116 SLIST_INIT(&tptr->inots); 1117 TAILQ_INIT(&tptr->waitq); 1118 LIST_INIT(&tptr->atfree); 1119 for (i = ATPDPSIZE-1; i >= 0; i--) 1120 LIST_INSERT_HEAD(&tptr->atfree, &tptr->atpool[i], next); 1121 for (i = 0; i < ATPDPHASHSIZE; i++) 1122 LIST_INIT(&tptr->atused[i]); 1123 for (i = 0; i < ATPDPSIZE-1; i++) 1124 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1125 tptr->ntfree = tptr->ntpool; 1126 tptr->hold = 1; 1127 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 1128 SLIST_INSERT_HEAD(lhp, tptr, next); 1129 *rslt = tptr; 1130 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1131 return (CAM_REQ_CMP); 1132 } 1133 1134 static ISP_INLINE void 1135 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1136 { 1137 union ccb *ccb; 1138 struct tslist *lhp; 1139 1140 KASSERT((tptr->hold != 0), ("tptr is not held")); 1141 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1142 do { 1143 ccb = (union ccb *)SLIST_FIRST(&tptr->atios); 1144 if (ccb) { 1145 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1146 ccb->ccb_h.status = CAM_REQ_ABORTED; 1147 xpt_done(ccb); 1148 } 1149 } while (ccb); 1150 do { 1151 ccb = (union ccb *)SLIST_FIRST(&tptr->inots); 1152 if (ccb) { 1153 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1154 ccb->ccb_h.status = CAM_REQ_ABORTED; 1155 xpt_done(ccb); 1156 } 1157 } while (ccb); 1158 ISP_GET_PC_ADDR(isp, cam_sim_bus(xpt_path_sim(tptr->owner)), lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp); 1159 SLIST_REMOVE(lhp, tptr, tstate, next); 1160 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1161 xpt_free_path(tptr->owner); 1162 free(tptr, M_DEVBUF); 1163 } 1164 1165 static void 1166 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1167 { 1168 tstate_t *tptr; 1169 int bus; 1170 target_id_t target; 1171 lun_id_t lun; 1172 1173 if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) { 1174 xpt_print(ccb->ccb_h.path, "Target mode is not supported\n"); 1175 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1176 xpt_done(ccb); 1177 return; 1178 } 1179 1180 /* 1181 * We only support either target and lun both wildcard 1182 * or target and lun both non-wildcard. 1183 */ 1184 bus = XS_CHANNEL(ccb); 1185 target = ccb->ccb_h.target_id; 1186 lun = ccb->ccb_h.target_lun; 1187 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1188 "enabling lun %jx\n", (uintmax_t)lun); 1189 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1190 ccb->ccb_h.status = CAM_LUN_INVALID; 1191 xpt_done(ccb); 1192 return; 1193 } 1194 1195 /* Create the state pointer. It should not already exist. */ 1196 tptr = get_lun_statep(isp, bus, lun); 1197 if (tptr) { 1198 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1199 xpt_done(ccb); 1200 return; 1201 } 1202 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1203 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1204 xpt_done(ccb); 1205 return; 1206 } 1207 1208 rls_lun_statep(isp, tptr); 1209 ccb->ccb_h.status = CAM_REQ_CMP; 1210 xpt_done(ccb); 1211 } 1212 1213 static void 1214 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1215 { 1216 tstate_t *tptr = NULL; 1217 int bus; 1218 target_id_t target; 1219 lun_id_t lun; 1220 1221 bus = XS_CHANNEL(ccb); 1222 target = ccb->ccb_h.target_id; 1223 lun = ccb->ccb_h.target_lun; 1224 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1225 "disabling lun %jx\n", (uintmax_t)lun); 1226 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1227 ccb->ccb_h.status = CAM_LUN_INVALID; 1228 xpt_done(ccb); 1229 return; 1230 } 1231 1232 /* Find the state pointer. */ 1233 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1234 ccb->ccb_h.status = CAM_PATH_INVALID; 1235 xpt_done(ccb); 1236 return; 1237 } 1238 1239 destroy_lun_state(isp, tptr); 1240 ccb->ccb_h.status = CAM_REQ_CMP; 1241 xpt_done(ccb); 1242 } 1243 1244 static void 1245 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1246 { 1247 int fctape, sendstatus, resid; 1248 tstate_t *tptr; 1249 fcparam *fcp; 1250 atio_private_data_t *atp; 1251 struct ccb_scsiio *cso; 1252 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1253 uint8_t local[QENTRY_LEN]; 1254 1255 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1256 if (tptr == NULL) { 1257 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1258 if (tptr == NULL) { 1259 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find tstate pointer", __func__, ccb->csio.tag_id); 1260 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1261 xpt_done(ccb); 1262 return; 1263 } 1264 } 1265 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, 1266 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1267 1268 switch (how) { 1269 case FROM_TIMER: 1270 case FROM_CAM: 1271 /* 1272 * Insert at the tail of the list, if any, waiting CTIO CCBs 1273 */ 1274 TAILQ_INSERT_TAIL(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1275 break; 1276 case FROM_SRR: 1277 case FROM_CTIO_DONE: 1278 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1279 break; 1280 } 1281 1282 while (TAILQ_FIRST(&tptr->waitq) != NULL) { 1283 ccb = (union ccb *) TAILQ_FIRST(&tptr->waitq); 1284 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1285 1286 cso = &ccb->csio; 1287 xfrlen = cso->dxfer_len; 1288 if (xfrlen == 0) { 1289 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1290 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1291 ccb->ccb_h.status = CAM_REQ_INVALID; 1292 xpt_done(ccb); 1293 continue; 1294 } 1295 } 1296 1297 atp = isp_find_atpd(isp, tptr, cso->tag_id); 1298 if (atp == NULL) { 1299 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1300 isp_dump_atpd(isp, tptr); 1301 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1302 xpt_done(ccb); 1303 continue; 1304 } 1305 1306 /* 1307 * Is this command a dead duck? 1308 */ 1309 if (atp->dead) { 1310 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1311 ccb->ccb_h.status = CAM_REQ_ABORTED; 1312 xpt_done(ccb); 1313 continue; 1314 } 1315 1316 /* 1317 * Check to make sure we're still in target mode. 1318 */ 1319 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1320 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1321 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1322 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1323 xpt_done(ccb); 1324 continue; 1325 } 1326 1327 /* 1328 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1329 * could be split into two CTIOs to split data and status). 1330 */ 1331 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1332 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); 1333 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1334 break; 1335 } 1336 1337 /* 1338 * Does the initiator expect FC-Tape style responses? 1339 */ 1340 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1341 fctape = 1; 1342 } else { 1343 fctape = 0; 1344 } 1345 1346 /* 1347 * If we already did the data xfer portion of a CTIO that sends data 1348 * and status, don't do it again and do the status portion now. 1349 */ 1350 if (atp->sendst) { 1351 isp_prt(isp, ISP_LOGTINFO, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1352 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1353 xfrlen = 0; /* we already did the data transfer */ 1354 atp->sendst = 0; 1355 } 1356 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1357 sendstatus = 1; 1358 } else { 1359 sendstatus = 0; 1360 } 1361 1362 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1363 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1364 /* 1365 * Sense length is not the entire sense data structure size. Periph 1366 * drivers don't seem to be setting sense_len to reflect the actual 1367 * size. We'll peek inside to get the right amount. 1368 */ 1369 sense_length = cso->sense_len; 1370 1371 /* 1372 * This 'cannot' happen 1373 */ 1374 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1375 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1376 } 1377 } else { 1378 sense_length = 0; 1379 } 1380 1381 memset(local, 0, QENTRY_LEN); 1382 1383 /* 1384 * Check for overflow 1385 */ 1386 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen; 1387 if (tmp > atp->orig_datalen) { 1388 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen); 1389 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1390 xpt_done(ccb); 1391 continue; 1392 } 1393 1394 if (IS_24XX(isp)) { 1395 ct7_entry_t *cto = (ct7_entry_t *) local; 1396 1397 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1398 cto->ct_header.rqs_entry_count = 1; 1399 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1400 ATPD_SET_SEQNO(cto, atp); 1401 cto->ct_nphdl = atp->nphdl; 1402 cto->ct_rxid = atp->tag; 1403 cto->ct_iid_lo = atp->portid; 1404 cto->ct_iid_hi = atp->portid >> 16; 1405 cto->ct_oxid = atp->oxid; 1406 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1407 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1408 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1409 1410 /* 1411 * Mode 1, status, no data. Only possible when we are sending status, have 1412 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1413 * 1414 * Mode 2, status, no data. We have to use this in the case that 1415 * the sense data won't fit into a ct7_entry_t. 1416 * 1417 */ 1418 if (sendstatus && xfrlen == 0) { 1419 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1420 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1421 if (sense_length <= MAXRESPLEN_24XX) { 1422 if (resid < 0) { 1423 cto->ct_resid = -resid; 1424 } else if (resid > 0) { 1425 cto->ct_resid = resid; 1426 } 1427 cto->ct_flags |= CT7_FLAG_MODE1; 1428 cto->ct_scsi_status = cso->scsi_status; 1429 if (resid < 0) { 1430 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1431 } else if (resid > 0) { 1432 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1433 } 1434 if (fctape) { 1435 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1436 } 1437 if (sense_length) { 1438 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1439 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1440 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1441 } 1442 } else { 1443 bus_addr_t addr; 1444 char buf[XCMD_SIZE]; 1445 fcp_rsp_iu_t *rp; 1446 1447 if (atp->ests == NULL) { 1448 atp->ests = isp_get_ecmd(isp); 1449 if (atp->ests == NULL) { 1450 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1451 break; 1452 } 1453 } 1454 memset(buf, 0, sizeof (buf)); 1455 rp = (fcp_rsp_iu_t *)buf; 1456 if (fctape) { 1457 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1458 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1459 } 1460 cto->ct_flags |= CT7_FLAG_MODE2; 1461 rp->fcp_rsp_scsi_status = cso->scsi_status; 1462 if (resid < 0) { 1463 rp->fcp_rsp_resid = -resid; 1464 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1465 } else if (resid > 0) { 1466 rp->fcp_rsp_resid = resid; 1467 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1468 } 1469 if (sense_length) { 1470 rp->fcp_rsp_snslen = sense_length; 1471 cto->ct_senselen = sense_length; 1472 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1473 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1474 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1475 } else { 1476 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1477 } 1478 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1479 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1480 } 1481 addr = isp->isp_osinfo.ecmd_dma; 1482 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1483 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, 1484 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1485 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1486 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1487 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1488 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1489 } 1490 if (sense_length) { 1491 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__, 1492 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, 1493 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1494 } else { 1495 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1496 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1497 } 1498 atp->state = ATPD_STATE_LAST_CTIO; 1499 } 1500 1501 /* 1502 * Mode 0 data transfers, *possibly* with status. 1503 */ 1504 if (xfrlen != 0) { 1505 cto->ct_flags |= CT7_FLAG_MODE0; 1506 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1507 cto->ct_flags |= CT7_DATA_IN; 1508 } else { 1509 cto->ct_flags |= CT7_DATA_OUT; 1510 } 1511 1512 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1513 cto->rsp.m0.ct_xfrlen = xfrlen; 1514 1515 #ifdef DEBUG 1516 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1517 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1518 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1519 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1520 } 1521 #endif 1522 if (sendstatus) { 1523 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1524 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1525 cto->ct_flags |= CT7_SENDSTATUS; 1526 atp->state = ATPD_STATE_LAST_CTIO; 1527 if (fctape) { 1528 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1529 } 1530 } else { 1531 atp->sendst = 1; /* send status later */ 1532 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1533 atp->state = ATPD_STATE_CTIO; 1534 } 1535 } else { 1536 atp->state = ATPD_STATE_CTIO; 1537 } 1538 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__, 1539 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1540 } 1541 } else { 1542 ct2_entry_t *cto = (ct2_entry_t *) local; 1543 1544 if (isp->isp_osinfo.sixtyfourbit) 1545 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1546 else 1547 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1548 cto->ct_header.rqs_entry_count = 1; 1549 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1550 ATPD_SET_SEQNO(cto, atp); 1551 if (ISP_CAP_2KLOGIN(isp)) { 1552 ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl; 1553 } else { 1554 cto->ct_iid = atp->nphdl; 1555 if (ISP_CAP_SCCFW(isp) == 0) { 1556 cto->ct_lun = ccb->ccb_h.target_lun; 1557 } 1558 } 1559 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1560 cto->ct_rxid = cso->tag_id; 1561 1562 /* 1563 * Mode 1, status, no data. Only possible when we are sending status, have 1564 * no data to transfer, and the sense length can fit in the ct7_entry. 1565 * 1566 * Mode 2, status, no data. We have to use this in the case the response 1567 * length won't fit into a ct2_entry_t. 1568 * 1569 * We'll fill out this structure with information as if this were a 1570 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1571 * needed based upon this. 1572 */ 1573 if (sendstatus && xfrlen == 0) { 1574 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1575 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1576 if (sense_length <= MAXRESPLEN) { 1577 if (resid < 0) { 1578 cto->ct_resid = -resid; 1579 } else if (resid > 0) { 1580 cto->ct_resid = resid; 1581 } 1582 cto->ct_flags |= CT2_FLAG_MODE1; 1583 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1584 if (resid < 0) { 1585 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1586 } else if (resid > 0) { 1587 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1588 } 1589 if (fctape) { 1590 cto->ct_flags |= CT2_CONFIRM; 1591 } 1592 if (sense_length) { 1593 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1594 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1595 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1596 } 1597 } else { 1598 bus_addr_t addr; 1599 char buf[XCMD_SIZE]; 1600 fcp_rsp_iu_t *rp; 1601 1602 if (atp->ests == NULL) { 1603 atp->ests = isp_get_ecmd(isp); 1604 if (atp->ests == NULL) { 1605 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1606 break; 1607 } 1608 } 1609 memset(buf, 0, sizeof (buf)); 1610 rp = (fcp_rsp_iu_t *)buf; 1611 if (fctape) { 1612 cto->ct_flags |= CT2_CONFIRM; 1613 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1614 } 1615 cto->ct_flags |= CT2_FLAG_MODE2; 1616 rp->fcp_rsp_scsi_status = cso->scsi_status; 1617 if (resid < 0) { 1618 rp->fcp_rsp_resid = -resid; 1619 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1620 } else if (resid > 0) { 1621 rp->fcp_rsp_resid = resid; 1622 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1623 } 1624 if (sense_length) { 1625 rp->fcp_rsp_snslen = sense_length; 1626 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1627 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1628 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1629 } else { 1630 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1631 } 1632 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1633 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1634 } 1635 addr = isp->isp_osinfo.ecmd_dma; 1636 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1637 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, 1638 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1639 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1640 if (isp->isp_osinfo.sixtyfourbit) { 1641 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1642 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1643 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1644 } else { 1645 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1646 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1647 } 1648 } 1649 if (sense_length) { 1650 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__, 1651 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1652 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1653 } else { 1654 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, 1655 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1656 } 1657 atp->state = ATPD_STATE_LAST_CTIO; 1658 } 1659 1660 if (xfrlen != 0) { 1661 cto->ct_flags |= CT2_FLAG_MODE0; 1662 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1663 cto->ct_flags |= CT2_DATA_IN; 1664 } else { 1665 cto->ct_flags |= CT2_DATA_OUT; 1666 } 1667 1668 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 1669 cto->rsp.m0.ct_xfrlen = xfrlen; 1670 1671 if (sendstatus) { 1672 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1673 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 1674 cto->ct_flags |= CT2_SENDSTATUS; 1675 atp->state = ATPD_STATE_LAST_CTIO; 1676 if (fctape) { 1677 cto->ct_flags |= CT2_CONFIRM; 1678 } 1679 } else { 1680 atp->sendst = 1; /* send status later */ 1681 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1682 atp->state = ATPD_STATE_CTIO; 1683 } 1684 } else { 1685 atp->state = ATPD_STATE_CTIO; 1686 } 1687 } 1688 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, 1689 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); 1690 } 1691 1692 if (isp_get_pcmd(isp, ccb)) { 1693 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 1694 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1695 break; 1696 } 1697 handle = isp_allocate_handle(isp, ccb, ISP_HANDLE_TARGET); 1698 if (handle == 0) { 1699 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1700 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1701 isp_free_pcmd(isp, ccb); 1702 break; 1703 } 1704 atp->bytes_in_transit += xfrlen; 1705 PISP_PCMD(ccb)->datalen = xfrlen; 1706 1707 1708 /* 1709 * Call the dma setup routines for this entry (and any subsequent 1710 * CTIOs) if there's data to move, and then tell the f/w it's got 1711 * new things to play with. As with isp_start's usage of DMA setup, 1712 * any swizzling is done in the machine dependent layer. Because 1713 * of this, we put the request onto the queue area first in native 1714 * format. 1715 */ 1716 1717 if (IS_24XX(isp)) { 1718 ct7_entry_t *cto = (ct7_entry_t *) local; 1719 cto->ct_syshandle = handle; 1720 } else { 1721 ct2_entry_t *cto = (ct2_entry_t *) local; 1722 cto->ct_syshandle = handle; 1723 } 1724 1725 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1726 if (dmaresult != CMD_QUEUED) { 1727 isp_destroy_handle(isp, handle); 1728 isp_free_pcmd(isp, ccb); 1729 if (dmaresult == CMD_EAGAIN) { 1730 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1731 break; 1732 } 1733 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1734 xpt_done(ccb); 1735 continue; 1736 } 1737 isp->isp_nactive++; 1738 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 1739 if (xfrlen) { 1740 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 1741 } else { 1742 ccb->ccb_h.spriv_field0 = ~0; 1743 } 1744 atp->ctcnt++; 1745 atp->seqno++; 1746 } 1747 rls_lun_statep(isp, tptr); 1748 } 1749 1750 static void 1751 isp_refire_putback_atio(void *arg) 1752 { 1753 union ccb *ccb = arg; 1754 1755 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); 1756 isp_target_putback_atio(ccb); 1757 } 1758 1759 static void 1760 isp_refire_notify_ack(void *arg) 1761 { 1762 isp_tna_t *tp = arg; 1763 ispsoftc_t *isp = tp->isp; 1764 1765 ISP_ASSERT_LOCKED(isp); 1766 if (isp_notify_ack(isp, tp->not)) { 1767 callout_schedule(&tp->timer, 5); 1768 } else { 1769 free(tp, M_DEVBUF); 1770 } 1771 } 1772 1773 1774 static void 1775 isp_target_putback_atio(union ccb *ccb) 1776 { 1777 ispsoftc_t *isp; 1778 struct ccb_scsiio *cso; 1779 void *qe; 1780 at2_entry_t local, *at = &local; 1781 1782 isp = XS_ISP(ccb); 1783 1784 qe = isp_getrqentry(isp); 1785 if (qe == NULL) { 1786 xpt_print(ccb->ccb_h.path, 1787 "%s: Request Queue Overflow\n", __func__); 1788 callout_reset(&PISP_PCMD(ccb)->wdog, 10, 1789 isp_refire_putback_atio, ccb); 1790 return; 1791 } 1792 memset(qe, 0, QENTRY_LEN); 1793 cso = &ccb->csio; 1794 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1795 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1796 at->at_header.rqs_entry_count = 1; 1797 if (ISP_CAP_SCCFW(isp)) { 1798 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1799 #if __FreeBSD_version < 1000700 1800 if (at->at_scclun >= 256) 1801 at->at_scclun |= 0x4000; 1802 #endif 1803 } else { 1804 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1805 } 1806 at->at_status = CT_OK; 1807 at->at_rxid = cso->tag_id; 1808 at->at_iid = cso->ccb_h.target_id; 1809 isp_put_atio2(isp, at, qe); 1810 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1811 ISP_SYNC_REQUEST(isp); 1812 isp_complete_ctio(ccb); 1813 } 1814 1815 static void 1816 isp_complete_ctio(union ccb *ccb) 1817 { 1818 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1819 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1820 xpt_done(ccb); 1821 } 1822 } 1823 1824 static void 1825 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1826 { 1827 fcparam *fcp; 1828 lun_id_t lun; 1829 fcportdb_t *lp; 1830 tstate_t *tptr; 1831 struct ccb_accept_tio *atiop; 1832 uint16_t nphdl; 1833 atio_private_data_t *atp; 1834 inot_private_data_t *ntp; 1835 1836 /* 1837 * The firmware status (except for the QLTM_SVALID bit) 1838 * indicates why this ATIO was sent to us. 1839 * 1840 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1841 */ 1842 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1843 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1844 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1845 return; 1846 } 1847 1848 fcp = FCPARAM(isp, 0); 1849 if (ISP_CAP_SCCFW(isp)) { 1850 lun = aep->at_scclun; 1851 #if __FreeBSD_version < 1000700 1852 lun &= 0x3fff; 1853 #endif 1854 } else { 1855 lun = aep->at_lun; 1856 } 1857 if (ISP_CAP_2KLOGIN(isp)) { 1858 nphdl = ((at2e_entry_t *)aep)->at_iid; 1859 } else { 1860 nphdl = aep->at_iid; 1861 } 1862 tptr = get_lun_statep(isp, 0, lun); 1863 if (tptr == NULL) { 1864 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1865 if (tptr == NULL) { 1866 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 1867 if (lun == 0) { 1868 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1869 } else { 1870 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1871 } 1872 return; 1873 } 1874 } 1875 1876 /* 1877 * Start any commands pending resources first. 1878 */ 1879 if (tptr->restart_queue) { 1880 inot_private_data_t *restart_queue = tptr->restart_queue; 1881 tptr->restart_queue = NULL; 1882 while (restart_queue) { 1883 ntp = restart_queue; 1884 restart_queue = ntp->rd.nt.nt_hba; 1885 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1886 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1887 isp_put_ntpd(isp, tptr, ntp); 1888 /* 1889 * If a recursion caused the restart queue to start to fill again, 1890 * stop and splice the new list on top of the old list and restore 1891 * it and go to noresrc. 1892 */ 1893 if (tptr->restart_queue) { 1894 ntp = tptr->restart_queue; 1895 tptr->restart_queue = restart_queue; 1896 while (restart_queue->rd.nt.nt_hba) { 1897 restart_queue = restart_queue->rd.nt.nt_hba; 1898 } 1899 restart_queue->rd.nt.nt_hba = ntp; 1900 goto noresrc; 1901 } 1902 } 1903 } 1904 1905 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1906 if (atiop == NULL) { 1907 goto noresrc; 1908 } 1909 1910 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 1911 if (atp == NULL) { 1912 goto noresrc; 1913 } 1914 1915 atp->state = ATPD_STATE_ATIO; 1916 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1917 tptr->atio_count--; 1918 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 1919 atiop->ccb_h.target_id = fcp->isp_loopid; 1920 atiop->ccb_h.target_lun = lun; 1921 1922 /* 1923 * We don't get 'suggested' sense data as we do with SCSI cards. 1924 */ 1925 atiop->sense_len = 0; 1926 1927 /* 1928 * If we're not in the port database, add ourselves. 1929 */ 1930 if (IS_2100(isp)) 1931 atiop->init_id = nphdl; 1932 else { 1933 if ((isp_find_pdb_by_handle(isp, 0, nphdl, &lp) == 0 || 1934 lp->state == FC_PORTDB_STATE_ZOMBIE)) { 1935 uint64_t wwpn = 1936 (((uint64_t) aep->at_wwpn[0]) << 48) | 1937 (((uint64_t) aep->at_wwpn[1]) << 32) | 1938 (((uint64_t) aep->at_wwpn[2]) << 16) | 1939 (((uint64_t) aep->at_wwpn[3]) << 0); 1940 isp_add_wwn_entry(isp, 0, wwpn, INI_NONE, 1941 nphdl, PORT_ANY, 0); 1942 if (fcp->isp_loopstate > LOOP_LTEST_DONE) 1943 fcp->isp_loopstate = LOOP_LTEST_DONE; 1944 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, 0, 1945 ISPASYNC_CHANGE_PDB, nphdl, 0x06, 0xff); 1946 isp_find_pdb_by_handle(isp, 0, nphdl, &lp); 1947 } 1948 atiop->init_id = FC_PORTDB_TGT(isp, 0, lp); 1949 } 1950 atiop->cdb_len = ATIO2_CDBLEN; 1951 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1952 atiop->ccb_h.status = CAM_CDB_RECVD; 1953 atiop->tag_id = atp->tag; 1954 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1955 case ATIO2_TC_ATTR_SIMPLEQ: 1956 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1957 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1958 break; 1959 case ATIO2_TC_ATTR_HEADOFQ: 1960 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1961 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1962 break; 1963 case ATIO2_TC_ATTR_ORDERED: 1964 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1965 atiop->tag_action = MSG_ORDERED_Q_TAG; 1966 break; 1967 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1968 case ATIO2_TC_ATTR_UNTAGGED: 1969 default: 1970 atiop->tag_action = 0; 1971 break; 1972 } 1973 1974 atp->orig_datalen = aep->at_datalen; 1975 atp->bytes_xfered = 0; 1976 atp->lun = lun; 1977 atp->nphdl = nphdl; 1978 atp->sid = PORT_ANY; 1979 atp->oxid = aep->at_oxid; 1980 atp->cdb0 = aep->at_cdb[0]; 1981 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 1982 atp->state = ATPD_STATE_CAM; 1983 xpt_done((union ccb *)atiop); 1984 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); 1985 rls_lun_statep(isp, tptr); 1986 return; 1987 noresrc: 1988 ntp = isp_get_ntpd(isp, tptr); 1989 if (ntp == NULL) { 1990 rls_lun_statep(isp, tptr); 1991 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 1992 return; 1993 } 1994 memcpy(ntp->rd.data, aep, QENTRY_LEN); 1995 ntp->rd.nt.nt_hba = tptr->restart_queue; 1996 tptr->restart_queue = ntp; 1997 rls_lun_statep(isp, tptr); 1998 } 1999 2000 static void 2001 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2002 { 2003 int cdbxlen; 2004 lun_id_t lun; 2005 uint16_t chan, nphdl = NIL_HANDLE; 2006 uint32_t did, sid; 2007 fcportdb_t *lp; 2008 tstate_t *tptr; 2009 struct ccb_accept_tio *atiop; 2010 atio_private_data_t *atp = NULL; 2011 atio_private_data_t *oatp; 2012 inot_private_data_t *ntp; 2013 2014 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2015 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2016 #if __FreeBSD_version >= 1000700 2017 lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun)); 2018 #else 2019 lun = (aep->at_cmnd.fcp_cmnd_lun[0] & 0x3f << 8) | 2020 aep->at_cmnd.fcp_cmnd_lun[1]; 2021 #endif 2022 2023 /* 2024 * Find the N-port handle, and Virtual Port Index for this command. 2025 * 2026 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2027 * We also, as a matter of course, need to know the WWN of the initiator too. 2028 */ 2029 if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) { 2030 /* 2031 * Find the right channel based upon D_ID 2032 */ 2033 isp_find_chan_by_did(isp, did, &chan); 2034 2035 if (chan == ISP_NOCHAN) { 2036 NANOTIME_T now; 2037 2038 /* 2039 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2040 * It's a bit tricky here as we need to stash this command *somewhere*. 2041 */ 2042 GET_NANOTIME(&now); 2043 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2044 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2045 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2046 return; 2047 } 2048 tptr = get_lun_statep(isp, 0, 0); 2049 if (tptr == NULL) { 2050 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2051 if (tptr == NULL) { 2052 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); 2053 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2054 return; 2055 } 2056 } 2057 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2058 goto noresrc; 2059 } 2060 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); 2061 } else { 2062 chan = 0; 2063 } 2064 2065 /* 2066 * Find the PDB entry for this initiator 2067 */ 2068 if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) { 2069 /* 2070 * If we're not in the port database terminate the exchange. 2071 */ 2072 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", 2073 __func__, aep->at_rxid, did, chan, sid); 2074 isp_dump_portdb(isp, chan); 2075 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2076 return; 2077 } 2078 nphdl = lp->handle; 2079 2080 /* 2081 * Get the tstate pointer 2082 */ 2083 tptr = get_lun_statep(isp, chan, lun); 2084 if (tptr == NULL) { 2085 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2086 if (tptr == NULL) { 2087 isp_prt(isp, ISP_LOGWARN, 2088 "%s: [0x%x] no state pointer for lun %jx or wildcard", 2089 __func__, aep->at_rxid, (uintmax_t)lun); 2090 if (lun == 0) { 2091 isp_endcmd(isp, aep, nphdl, SCSI_STATUS_BUSY, 0); 2092 } else { 2093 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2094 } 2095 return; 2096 } 2097 } 2098 2099 /* 2100 * Start any commands pending resources first. 2101 */ 2102 if (tptr->restart_queue) { 2103 inot_private_data_t *restart_queue = tptr->restart_queue; 2104 tptr->restart_queue = NULL; 2105 while (restart_queue) { 2106 ntp = restart_queue; 2107 restart_queue = ntp->rd.nt.nt_hba; 2108 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2109 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2110 isp_put_ntpd(isp, tptr, ntp); 2111 /* 2112 * If a recursion caused the restart queue to start to fill again, 2113 * stop and splice the new list on top of the old list and restore 2114 * it and go to noresrc. 2115 */ 2116 if (tptr->restart_queue) { 2117 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__); 2118 if (restart_queue) { 2119 ntp = tptr->restart_queue; 2120 tptr->restart_queue = restart_queue; 2121 while (restart_queue->rd.nt.nt_hba) { 2122 restart_queue = restart_queue->rd.nt.nt_hba; 2123 } 2124 restart_queue->rd.nt.nt_hba = ntp; 2125 } 2126 goto noresrc; 2127 } 2128 } 2129 } 2130 2131 /* 2132 * If the f/w is out of resources, just send a BUSY status back. 2133 */ 2134 if (aep->at_rxid == AT7_NORESRC_RXID) { 2135 rls_lun_statep(isp, tptr); 2136 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2137 return; 2138 } 2139 2140 /* 2141 * If we're out of resources, just send a BUSY status back. 2142 */ 2143 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2144 if (atiop == NULL) { 2145 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2146 goto noresrc; 2147 } 2148 2149 oatp = isp_find_atpd(isp, tptr, aep->at_rxid); 2150 if (oatp) { 2151 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", 2152 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2153 /* 2154 * It's not a "no resource" condition- but we can treat it like one 2155 */ 2156 goto noresrc; 2157 } 2158 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 2159 if (atp == NULL) { 2160 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2161 goto noresrc; 2162 } 2163 atp->word3 = lp->prli_word3; 2164 atp->state = ATPD_STATE_ATIO; 2165 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2166 tptr->atio_count--; 2167 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2168 atiop->init_id = FC_PORTDB_TGT(isp, chan, lp); 2169 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2170 atiop->ccb_h.target_lun = lun; 2171 atiop->sense_len = 0; 2172 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2173 if (cdbxlen) { 2174 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2175 } 2176 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2177 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2178 atiop->cdb_len = cdbxlen; 2179 atiop->ccb_h.status = CAM_CDB_RECVD; 2180 atiop->tag_id = atp->tag; 2181 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2182 case FCP_CMND_TASK_ATTR_SIMPLE: 2183 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2184 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2185 break; 2186 case FCP_CMND_TASK_ATTR_HEAD: 2187 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2188 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2189 break; 2190 case FCP_CMND_TASK_ATTR_ORDERED: 2191 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2192 atiop->tag_action = MSG_ORDERED_Q_TAG; 2193 break; 2194 default: 2195 /* FALLTHROUGH */ 2196 case FCP_CMND_TASK_ATTR_ACA: 2197 case FCP_CMND_TASK_ATTR_UNTAGGED: 2198 atiop->tag_action = 0; 2199 break; 2200 } 2201 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2202 atp->bytes_xfered = 0; 2203 atp->lun = lun; 2204 atp->nphdl = nphdl; 2205 atp->portid = sid; 2206 atp->oxid = aep->at_hdr.ox_id; 2207 atp->rxid = aep->at_hdr.rx_id; 2208 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2209 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2210 atp->state = ATPD_STATE_CAM; 2211 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u", 2212 aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 2213 xpt_done((union ccb *)atiop); 2214 rls_lun_statep(isp, tptr); 2215 return; 2216 noresrc: 2217 if (atp) { 2218 isp_put_atpd(isp, tptr, atp); 2219 } 2220 ntp = isp_get_ntpd(isp, tptr); 2221 if (ntp == NULL) { 2222 rls_lun_statep(isp, tptr); 2223 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2224 return; 2225 } 2226 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2227 ntp->rd.nt.nt_hba = tptr->restart_queue; 2228 tptr->restart_queue = ntp; 2229 rls_lun_statep(isp, tptr); 2230 } 2231 2232 2233 /* 2234 * Handle starting an SRR (sequence retransmit request) 2235 * We get here when we've gotten the immediate notify 2236 * and the return of all outstanding CTIOs for this 2237 * transaction. 2238 */ 2239 static void 2240 isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 2241 { 2242 in_fcentry_24xx_t *inot; 2243 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2244 union ccb *ccb; 2245 2246 inot = (in_fcentry_24xx_t *)atp->srr; 2247 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2248 ccb = atp->srr_ccb; 2249 atp->srr_ccb = NULL; 2250 atp->nsrr++; 2251 if (ccb == NULL) { 2252 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2253 goto fail; 2254 } 2255 2256 ccb_off = ccb->ccb_h.spriv_field0; 2257 ccb_len = ccb->csio.dxfer_len; 2258 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2259 2260 switch (inot->in_srr_iu) { 2261 case R_CTL_INFO_SOLICITED_DATA: 2262 /* 2263 * We have to restart a FCP_DATA data out transaction 2264 */ 2265 atp->sendst = 0; 2266 atp->bytes_xfered = srr_off; 2267 if (ccb_len == 0) { 2268 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2269 goto mdp; 2270 } 2271 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2272 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); 2273 goto mdp; 2274 } 2275 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); 2276 break; 2277 case R_CTL_INFO_COMMAND_STATUS: 2278 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2279 atp->sendst = 1; 2280 /* 2281 * We have to restart a FCP_RSP IU transaction 2282 */ 2283 break; 2284 case R_CTL_INFO_DATA_DESCRIPTOR: 2285 /* 2286 * We have to restart an FCP DATA in transaction 2287 */ 2288 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2289 goto fail; 2290 2291 default: 2292 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2293 goto fail; 2294 } 2295 2296 /* 2297 * We can't do anything until this is acked, so we might as well start it now. 2298 * We aren't going to do the usual asynchronous ack issue because we need 2299 * to make sure this gets on the wire first. 2300 */ 2301 if (isp_notify_ack(isp, inot)) { 2302 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2303 goto fail; 2304 } 2305 isp_target_start_ctio(isp, ccb, FROM_SRR); 2306 return; 2307 fail: 2308 inot->in_reserved = 1; 2309 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2310 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2311 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2312 isp_complete_ctio(ccb); 2313 return; 2314 mdp: 2315 if (isp_notify_ack(isp, inot)) { 2316 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2317 goto fail; 2318 } 2319 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2320 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2321 /* 2322 * This is not a strict interpretation of MDP, but it's close 2323 */ 2324 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2325 ccb->csio.msg_len = 7; 2326 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2327 ccb->csio.msg_ptr[1] = 5; 2328 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2329 ccb->csio.msg_ptr[3] = srr_off >> 24; 2330 ccb->csio.msg_ptr[4] = srr_off >> 16; 2331 ccb->csio.msg_ptr[5] = srr_off >> 8; 2332 ccb->csio.msg_ptr[6] = srr_off; 2333 isp_complete_ctio(ccb); 2334 } 2335 2336 2337 static void 2338 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2339 { 2340 tstate_t *tptr; 2341 in_fcentry_24xx_t *inot = inot_raw; 2342 atio_private_data_t *atp; 2343 uint32_t tag = inot->in_rxid; 2344 uint32_t bus = inot->in_vpidx; 2345 2346 if (!IS_24XX(isp)) { 2347 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2348 return; 2349 } 2350 2351 tptr = get_lun_statep_from_tag(isp, bus, tag); 2352 if (tptr == NULL) { 2353 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag); 2354 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2355 return; 2356 } 2357 atp = isp_find_atpd(isp, tptr, tag); 2358 if (atp == NULL) { 2359 rls_lun_statep(isp, tptr); 2360 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2361 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2362 return; 2363 } 2364 atp->srr_notify_rcvd = 1; 2365 memcpy(atp->srr, inot, sizeof (atp->srr)); 2366 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, 2367 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2368 if (atp->srr_ccb) 2369 isp_handle_srr_start(isp, tptr, atp); 2370 rls_lun_statep(isp, tptr); 2371 } 2372 2373 static void 2374 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2375 { 2376 union ccb *ccb; 2377 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0; 2378 tstate_t *tptr = NULL; 2379 atio_private_data_t *atp = NULL; 2380 int bus; 2381 uint32_t handle, moved_data = 0, data_requested; 2382 2383 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2384 ccb = isp_find_xs(isp, handle); 2385 if (ccb == NULL) { 2386 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2387 return; 2388 } 2389 isp_destroy_handle(isp, handle); 2390 data_requested = PISP_PCMD(ccb)->datalen; 2391 isp_free_pcmd(isp, ccb); 2392 if (isp->isp_nactive) { 2393 isp->isp_nactive--; 2394 } 2395 2396 bus = XS_CHANNEL(ccb); 2397 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2398 if (tptr == NULL) { 2399 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2400 } 2401 if (tptr == NULL) { 2402 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id); 2403 return; 2404 } 2405 2406 if (IS_24XX(isp)) { 2407 atp = isp_find_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid); 2408 } else { 2409 atp = isp_find_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid); 2410 } 2411 if (atp == NULL) { 2412 /* 2413 * XXX: isp_clear_commands() generates fake CTIO with zero 2414 * ct_rxid value, filling only ct_syshandle. Workaround 2415 * that using tag_id from the CCB, pointed by ct_syshandle. 2416 */ 2417 atp = isp_find_atpd(isp, tptr, ccb->csio.tag_id); 2418 } 2419 if (atp == NULL) { 2420 rls_lun_statep(isp, tptr); 2421 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2422 return; 2423 } 2424 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2425 atp->bytes_in_transit -= data_requested; 2426 atp->ctcnt -= 1; 2427 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2428 2429 if (IS_24XX(isp)) { 2430 ct7_entry_t *ct = arg; 2431 2432 if (ct->ct_nphdl == CT7_SRR) { 2433 atp->srr_ccb = ccb; 2434 if (atp->srr_notify_rcvd) 2435 isp_handle_srr_start(isp, tptr, atp); 2436 rls_lun_statep(isp, tptr); 2437 return; 2438 } 2439 if (ct->ct_nphdl == CT_HBA_RESET) { 2440 failure = CAM_UNREC_HBA_ERROR; 2441 } else { 2442 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2443 ok = (ct->ct_nphdl == CT7_OK); 2444 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2445 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2446 resid = ct->ct_resid; 2447 moved_data = data_requested - resid; 2448 } 2449 } 2450 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), 2451 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2452 } else { 2453 ct2_entry_t *ct = arg; 2454 if (ct->ct_status == CT_SRR) { 2455 atp->srr_ccb = ccb; 2456 if (atp->srr_notify_rcvd) 2457 isp_handle_srr_start(isp, tptr, atp); 2458 rls_lun_statep(isp, tptr); 2459 isp_target_putback_atio(ccb); 2460 return; 2461 } 2462 if (ct->ct_status == CT_HBA_RESET) { 2463 failure = CAM_UNREC_HBA_ERROR; 2464 } else { 2465 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2466 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2467 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2468 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2469 resid = ct->ct_resid; 2470 moved_data = data_requested - resid; 2471 } 2472 } 2473 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), 2474 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2475 } 2476 if (ok) { 2477 if (moved_data) { 2478 atp->bytes_xfered += moved_data; 2479 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 2480 } 2481 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2482 ccb->ccb_h.status |= CAM_SENT_SENSE; 2483 } 2484 ccb->ccb_h.status |= CAM_REQ_CMP; 2485 } else { 2486 notify_cam = 1; 2487 if (failure == CAM_UNREC_HBA_ERROR) 2488 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2489 else 2490 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2491 } 2492 atp->state = ATPD_STATE_PDON; 2493 rls_lun_statep(isp, tptr); 2494 2495 /* 2496 * We never *not* notify CAM when there has been any error (ok == 0), 2497 * so we never need to do an ATIO putback if we're not notifying CAM. 2498 */ 2499 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 2500 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 2501 if (notify_cam == 0) { 2502 if (atp->sendst) { 2503 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 2504 } 2505 return; 2506 } 2507 2508 /* 2509 * We're telling CAM we're done with this CTIO transaction. 2510 * 2511 * 24XX cards never need an ATIO put back. 2512 * 2513 * Other cards need one put back only on error. 2514 * In the latter case, a timeout will re-fire 2515 * and try again in case we didn't have 2516 * queue resources to do so at first. In any case, 2517 * once the putback is done we do the completion 2518 * call. 2519 */ 2520 if (ok || IS_24XX(isp)) { 2521 isp_complete_ctio(ccb); 2522 } else { 2523 isp_target_putback_atio(ccb); 2524 } 2525 } 2526 2527 static void 2528 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2529 { 2530 int needack = 1; 2531 switch (inp->in_status) { 2532 case IN_PORT_LOGOUT: 2533 /* 2534 * XXX: Need to delete this initiator's WWN from the database 2535 * XXX: Need to send this LOGOUT upstream 2536 */ 2537 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2538 break; 2539 case IN_PORT_CHANGED: 2540 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2541 break; 2542 case IN_GLOBAL_LOGO: 2543 isp_del_all_wwn_entries(isp, 0); 2544 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2545 break; 2546 case IN_ABORT_TASK: 2547 { 2548 tstate_t *tptr; 2549 uint16_t nphdl, lun; 2550 uint32_t sid; 2551 uint64_t wwn; 2552 atio_private_data_t *atp; 2553 fcportdb_t *lp; 2554 struct ccb_immediate_notify *inot = NULL; 2555 2556 if (ISP_CAP_SCCFW(isp)) { 2557 lun = inp->in_scclun; 2558 #if __FreeBSD_version < 1000700 2559 lun &= 0x3fff; 2560 #endif 2561 } else { 2562 lun = inp->in_lun; 2563 } 2564 if (ISP_CAP_2KLOGIN(isp)) { 2565 nphdl = ((in_fcentry_e_t *)inp)->in_iid; 2566 } else { 2567 nphdl = inp->in_iid; 2568 } 2569 if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) { 2570 wwn = lp->port_wwn; 2571 sid = lp->portid; 2572 } else { 2573 wwn = INI_ANY; 2574 sid = PORT_ANY; 2575 } 2576 tptr = get_lun_statep(isp, 0, lun); 2577 if (tptr == NULL) { 2578 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2579 if (tptr == NULL) { 2580 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %x, but no tstate", lun); 2581 return; 2582 } 2583 } 2584 atp = isp_find_atpd(isp, tptr, inp->in_seqid); 2585 2586 if (atp) { 2587 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2588 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2589 if (inot) { 2590 tptr->inot_count--; 2591 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2592 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2593 } else { 2594 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n"); 2595 } 2596 } else { 2597 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2598 } 2599 if (inot) { 2600 isp_notify_t tmp, *nt = &tmp; 2601 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2602 nt->nt_hba = isp; 2603 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2604 nt->nt_wwn = wwn; 2605 nt->nt_nphdl = nphdl; 2606 nt->nt_sid = sid; 2607 nt->nt_did = PORT_ANY; 2608 nt->nt_lun = lun; 2609 nt->nt_need_ack = 1; 2610 nt->nt_channel = 0; 2611 nt->nt_ncode = NT_ABORT_TASK; 2612 nt->nt_lreserved = inot; 2613 isp_handle_platform_target_tmf(isp, nt); 2614 needack = 0; 2615 } 2616 rls_lun_statep(isp, tptr); 2617 break; 2618 } 2619 default: 2620 break; 2621 } 2622 if (needack) { 2623 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 2624 } 2625 } 2626 2627 static void 2628 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2629 { 2630 uint16_t nphdl; 2631 uint16_t prli_options = 0; 2632 uint32_t portid; 2633 fcportdb_t *lp; 2634 char *msg = NULL; 2635 uint8_t *ptr = (uint8_t *)inot; 2636 uint64_t wwpn = INI_NONE, wwnn = INI_NONE; 2637 2638 nphdl = inot->in_nphdl; 2639 if (nphdl != NIL_HANDLE) { 2640 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2641 } else { 2642 portid = PORT_ANY; 2643 } 2644 2645 switch (inot->in_status) { 2646 case IN24XX_ELS_RCVD: 2647 { 2648 char buf[16]; 2649 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2650 2651 /* 2652 * Note that we're just getting notification that an ELS was received 2653 * (possibly with some associated information sent upstream). This is 2654 * *not* the same as being given the ELS frame to accept or reject. 2655 */ 2656 switch (inot->in_status_subcode) { 2657 case LOGO: 2658 msg = "LOGO"; 2659 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2660 isp_del_wwn_entry(isp, chan, wwpn, nphdl, portid); 2661 break; 2662 case PRLO: 2663 msg = "PRLO"; 2664 break; 2665 case PLOGI: 2666 msg = "PLOGI"; 2667 wwnn = be64dec(&ptr[IN24XX_PLOGI_WWNN_OFF]); 2668 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2669 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2670 nphdl, portid, prli_options); 2671 break; 2672 case PRLI: 2673 msg = "PRLI"; 2674 prli_options = inot->in_prli_options; 2675 if (inot->in_flags & IN24XX_FLAG_PN_NN_VALID) 2676 wwnn = be64dec(&ptr[IN24XX_PRLI_WWNN_OFF]); 2677 wwpn = be64dec(&ptr[IN24XX_PRLI_WWPN_OFF]); 2678 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2679 nphdl, portid, prli_options); 2680 break; 2681 case PDISC: 2682 msg = "PDISC"; 2683 break; 2684 case ADISC: 2685 msg = "ADISC"; 2686 break; 2687 default: 2688 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2689 msg = buf; 2690 break; 2691 } 2692 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2693 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); 2694 break; 2695 } 2696 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, 2697 inot->in_rxid, inot->in_oxid); 2698 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2699 break; 2700 } 2701 2702 case IN24XX_PORT_LOGOUT: 2703 msg = "PORT LOGOUT"; 2704 if (isp_find_pdb_by_handle(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2705 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2706 } 2707 /* FALLTHROUGH */ 2708 case IN24XX_PORT_CHANGED: 2709 if (msg == NULL) 2710 msg = "PORT CHANGED"; 2711 /* FALLTHROUGH */ 2712 case IN24XX_LIP_RESET: 2713 if (msg == NULL) 2714 msg = "LIP RESET"; 2715 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); 2716 2717 /* 2718 * All subcodes here are irrelevant. What is relevant 2719 * is that we need to terminate all active commands from 2720 * this initiator (known by N-port handle). 2721 */ 2722 /* XXX IMPLEMENT XXX */ 2723 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2724 break; 2725 2726 case IN24XX_SRR_RCVD: 2727 #ifdef ISP_TARGET_MODE 2728 isp_handle_srr_notify(isp, inot); 2729 break; 2730 #else 2731 if (msg == NULL) 2732 msg = "SRR RCVD"; 2733 /* FALLTHROUGH */ 2734 #endif 2735 case IN24XX_LINK_RESET: 2736 if (msg == NULL) 2737 msg = "LINK RESET"; 2738 case IN24XX_LINK_FAILED: 2739 if (msg == NULL) 2740 msg = "LINK FAILED"; 2741 default: 2742 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), msg); 2743 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2744 break; 2745 } 2746 } 2747 2748 static int 2749 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 2750 { 2751 2752 if (isp->isp_state != ISP_RUNSTATE) { 2753 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2754 return (0); 2755 } 2756 2757 /* 2758 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2759 */ 2760 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2761 ct7_entry_t local, *cto = &local; 2762 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2763 fcportdb_t *lp; 2764 uint32_t sid; 2765 uint16_t nphdl; 2766 2767 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2768 if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) { 2769 nphdl = lp->handle; 2770 } else { 2771 nphdl = NIL_HANDLE; 2772 } 2773 ISP_MEMZERO(&local, sizeof (local)); 2774 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2775 cto->ct_header.rqs_entry_count = 1; 2776 cto->ct_nphdl = nphdl; 2777 cto->ct_rxid = aep->at_rxid; 2778 cto->ct_vpidx = mp->nt_channel; 2779 cto->ct_iid_lo = sid; 2780 cto->ct_iid_hi = sid >> 16; 2781 cto->ct_oxid = aep->at_hdr.ox_id; 2782 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2783 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2784 return (isp_target_put_entry(isp, &local)); 2785 } 2786 2787 /* 2788 * This case is for a responding to an ABTS frame 2789 */ 2790 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2791 2792 /* 2793 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2794 */ 2795 if (mp->nt_need_ack) { 2796 uint8_t storage[QENTRY_LEN]; 2797 ct7_entry_t *cto = (ct7_entry_t *) storage; 2798 abts_t *abts = (abts_t *)mp->nt_lreserved; 2799 2800 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2801 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2802 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2803 cto->ct_header.rqs_entry_count = 1; 2804 cto->ct_nphdl = mp->nt_nphdl; 2805 cto->ct_rxid = abts->abts_rxid_task; 2806 cto->ct_iid_lo = mp->nt_sid; 2807 cto->ct_iid_hi = mp->nt_sid >> 16; 2808 cto->ct_oxid = abts->abts_ox_id; 2809 cto->ct_vpidx = mp->nt_channel; 2810 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2811 if (isp_target_put_entry(isp, cto)) { 2812 return (ENOMEM); 2813 } 2814 mp->nt_need_ack = 0; 2815 } 2816 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2817 return (ENOMEM); 2818 } else { 2819 return (0); 2820 } 2821 } 2822 2823 /* 2824 * Handle logout cases here 2825 */ 2826 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2827 isp_del_all_wwn_entries(isp, mp->nt_channel); 2828 } 2829 2830 if (mp->nt_ncode == NT_LOGOUT) { 2831 if (!IS_2100(isp) && IS_FC(isp)) { 2832 isp_del_wwn_entries(isp, mp); 2833 } 2834 } 2835 2836 /* 2837 * General purpose acknowledgement 2838 */ 2839 if (mp->nt_need_ack) { 2840 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2841 /* 2842 * Don't need to use the guaranteed send because the caller can retry 2843 */ 2844 return (isp_notify_ack(isp, mp->nt_lreserved)); 2845 } 2846 return (0); 2847 } 2848 2849 /* 2850 * Handle task management functions. 2851 * 2852 * We show up here with a notify structure filled out. 2853 * 2854 * The nt_lreserved tag points to the original queue entry 2855 */ 2856 static void 2857 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2858 { 2859 tstate_t *tptr; 2860 fcportdb_t *lp; 2861 struct ccb_immediate_notify *inot; 2862 inot_private_data_t *ntp = NULL; 2863 lun_id_t lun; 2864 2865 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2866 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2867 /* 2868 * NB: This assignment is necessary because of tricky type conversion. 2869 * XXX: This is tricky and I need to check this. If the lun isn't known 2870 * XXX: for the task management function, it does not of necessity follow 2871 * XXX: that it should go up stream to the wildcard listener. 2872 */ 2873 if (notify->nt_lun == LUN_ANY) { 2874 lun = CAM_LUN_WILDCARD; 2875 } else { 2876 lun = notify->nt_lun; 2877 } 2878 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2879 if (tptr == NULL) { 2880 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2881 if (tptr == NULL) { 2882 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2883 goto bad; 2884 } 2885 } 2886 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2887 if (inot == NULL) { 2888 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2889 goto bad; 2890 } 2891 2892 if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 && 2893 isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) { 2894 inot->initiator_id = CAM_TARGET_WILDCARD; 2895 } else { 2896 inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp); 2897 } 2898 inot->seq_id = notify->nt_tagval; 2899 inot->tag_id = notify->nt_tagval >> 32; 2900 2901 switch (notify->nt_ncode) { 2902 case NT_ABORT_TASK: 2903 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2904 inot->arg = MSG_ABORT_TASK; 2905 break; 2906 case NT_ABORT_TASK_SET: 2907 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2908 inot->arg = MSG_ABORT_TASK_SET; 2909 break; 2910 case NT_CLEAR_ACA: 2911 inot->arg = MSG_CLEAR_ACA; 2912 break; 2913 case NT_CLEAR_TASK_SET: 2914 inot->arg = MSG_CLEAR_TASK_SET; 2915 break; 2916 case NT_LUN_RESET: 2917 inot->arg = MSG_LOGICAL_UNIT_RESET; 2918 break; 2919 case NT_TARGET_RESET: 2920 inot->arg = MSG_TARGET_RESET; 2921 break; 2922 case NT_QUERY_TASK_SET: 2923 inot->arg = MSG_QUERY_TASK_SET; 2924 break; 2925 case NT_QUERY_ASYNC_EVENT: 2926 inot->arg = MSG_QUERY_ASYNC_EVENT; 2927 break; 2928 default: 2929 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); 2930 goto bad; 2931 } 2932 2933 ntp = isp_get_ntpd(isp, tptr); 2934 if (ntp == NULL) { 2935 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2936 goto bad; 2937 } 2938 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2939 if (notify->nt_lreserved) { 2940 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2941 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2942 } 2943 ntp->rd.seq_id = notify->nt_tagval; 2944 ntp->rd.tag_id = notify->nt_tagval >> 32; 2945 2946 tptr->inot_count--; 2947 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2948 rls_lun_statep(isp, tptr); 2949 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2950 inot->ccb_h.status = CAM_MESSAGE_RECV; 2951 xpt_done((union ccb *)inot); 2952 return; 2953 bad: 2954 if (tptr) { 2955 rls_lun_statep(isp, tptr); 2956 } 2957 if (notify->nt_need_ack && notify->nt_lreserved) { 2958 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2959 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 2960 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 2961 } 2962 } else { 2963 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 2964 } 2965 } 2966 } 2967 2968 /* 2969 * Find the associated private data and mark it as dead so 2970 * we don't try to work on it any further. 2971 */ 2972 static void 2973 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 2974 { 2975 tstate_t *tptr; 2976 atio_private_data_t *atp; 2977 union ccb *accb = ccb->cab.abort_ccb; 2978 2979 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 2980 if (tptr == NULL) { 2981 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 2982 if (tptr == NULL) { 2983 ccb->ccb_h.status = CAM_REQ_INVALID; 2984 return; 2985 } 2986 } 2987 2988 atp = isp_find_atpd(isp, tptr, accb->atio.tag_id); 2989 if (atp == NULL) { 2990 ccb->ccb_h.status = CAM_REQ_INVALID; 2991 } else { 2992 atp->dead = 1; 2993 ccb->ccb_h.status = CAM_REQ_CMP; 2994 } 2995 rls_lun_statep(isp, tptr); 2996 } 2997 2998 static void 2999 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 3000 { 3001 atio_private_data_t *atp; 3002 inot_private_data_t *restart_queue = tptr->restart_queue; 3003 3004 /* 3005 * First, clean any commands pending restart 3006 */ 3007 tptr->restart_queue = NULL; 3008 while (restart_queue) { 3009 uint32_t this_tag_id; 3010 inot_private_data_t *ntp = restart_queue; 3011 3012 restart_queue = ntp->rd.nt.nt_hba; 3013 3014 if (IS_24XX(isp)) { 3015 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3016 } else { 3017 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3018 } 3019 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3020 isp_put_ntpd(isp, tptr, ntp); 3021 } else { 3022 ntp->rd.nt.nt_hba = tptr->restart_queue; 3023 tptr->restart_queue = ntp; 3024 } 3025 } 3026 3027 /* 3028 * Now mark other ones dead as well. 3029 */ 3030 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3031 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3032 atp->dead = 1; 3033 } 3034 } 3035 } 3036 #endif 3037 3038 static void 3039 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3040 { 3041 struct cam_sim *sim; 3042 int bus, tgt; 3043 ispsoftc_t *isp; 3044 3045 sim = (struct cam_sim *)cbarg; 3046 isp = (ispsoftc_t *) cam_sim_softc(sim); 3047 bus = cam_sim_bus(sim); 3048 tgt = xpt_path_target_id(path); 3049 3050 switch (code) { 3051 case AC_LOST_DEVICE: 3052 if (IS_SCSI(isp)) { 3053 uint16_t oflags, nflags; 3054 sdparam *sdp = SDPARAM(isp, bus); 3055 3056 if (tgt >= 0) { 3057 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3058 nflags &= DPARM_SAFE_DFLT; 3059 if (isp->isp_loaded_fw) { 3060 nflags |= DPARM_NARROW | DPARM_ASYNC; 3061 } 3062 oflags = sdp->isp_devparam[tgt].goal_flags; 3063 sdp->isp_devparam[tgt].goal_flags = nflags; 3064 sdp->isp_devparam[tgt].dev_update = 1; 3065 sdp->update = 1; 3066 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3067 sdp->isp_devparam[tgt].goal_flags = oflags; 3068 } 3069 } 3070 break; 3071 default: 3072 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3073 break; 3074 } 3075 } 3076 3077 static void 3078 isp_poll(struct cam_sim *sim) 3079 { 3080 ispsoftc_t *isp = cam_sim_softc(sim); 3081 uint16_t isr, sema, info; 3082 3083 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 3084 isp_intr(isp, isr, sema, info); 3085 } 3086 3087 3088 static void 3089 isp_watchdog(void *arg) 3090 { 3091 struct ccb_scsiio *xs = arg; 3092 ispsoftc_t *isp; 3093 uint32_t ohandle = ISP_HANDLE_FREE, handle; 3094 3095 isp = XS_ISP(xs); 3096 3097 handle = isp_find_handle(isp, xs); 3098 3099 /* 3100 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 3101 */ 3102 if (handle != ISP_HANDLE_FREE) { 3103 uint16_t isr, sema, info; 3104 if (ISP_READ_ISR(isp, &isr, &sema, &info) != 0) 3105 isp_intr(isp, isr, sema, info); 3106 ohandle = handle; 3107 handle = isp_find_handle(isp, xs); 3108 } 3109 if (handle != ISP_HANDLE_FREE) { 3110 /* 3111 * Try and make sure the command is really dead before 3112 * we release the handle (and DMA resources) for reuse. 3113 * 3114 * If we are successful in aborting the command then 3115 * we're done here because we'll get the command returned 3116 * back separately. 3117 */ 3118 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3119 return; 3120 } 3121 3122 /* 3123 * Note that after calling the above, the command may in 3124 * fact have been completed. 3125 */ 3126 xs = isp_find_xs(isp, handle); 3127 3128 /* 3129 * If the command no longer exists, then we won't 3130 * be able to find the xs again with this handle. 3131 */ 3132 if (xs == NULL) { 3133 return; 3134 } 3135 3136 /* 3137 * After this point, the command is really dead. 3138 */ 3139 if (XS_XFRLEN(xs)) { 3140 ISP_DMAFREE(isp, xs, handle); 3141 } 3142 isp_destroy_handle(isp, handle); 3143 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3144 xs->ccb_h.status &= ~CAM_STATUS_MASK; 3145 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 3146 isp_prt_endcmd(isp, xs); 3147 isp_done(xs); 3148 } else { 3149 if (ohandle != ISP_HANDLE_FREE) { 3150 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 3151 } else { 3152 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 3153 } 3154 } 3155 } 3156 3157 static void 3158 isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 3159 { 3160 union ccb *ccb; 3161 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3162 3163 /* 3164 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 3165 */ 3166 ccb = xpt_alloc_ccb_nowait(); 3167 if (ccb == NULL) { 3168 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3169 return; 3170 } 3171 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 3172 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3173 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 3174 xpt_free_ccb(ccb); 3175 return; 3176 } 3177 xpt_rescan(ccb); 3178 } 3179 3180 static void 3181 isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 3182 { 3183 struct cam_path *tp; 3184 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3185 3186 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 3187 xpt_async(AC_LOST_DEVICE, tp, NULL); 3188 xpt_free_path(tp); 3189 } 3190 } 3191 3192 /* 3193 * Gone Device Timer Function- when we have decided that a device has gone 3194 * away, we wait a specific period of time prior to telling the OS it has 3195 * gone away. 3196 * 3197 * This timer function fires once a second and then scans the port database 3198 * for devices that are marked dead but still have a virtual target assigned. 3199 * We decrement a counter for that port database entry, and when it hits zero, 3200 * we tell the OS the device has gone away. 3201 */ 3202 static void 3203 isp_gdt(void *arg) 3204 { 3205 struct isp_fc *fc = arg; 3206 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 3207 } 3208 3209 static void 3210 isp_gdt_task(void *arg, int pending) 3211 { 3212 struct isp_fc *fc = arg; 3213 ispsoftc_t *isp = fc->isp; 3214 int chan = fc - isp->isp_osinfo.pc.fc; 3215 fcportdb_t *lp; 3216 struct ac_contract ac; 3217 struct ac_device_changed *adc; 3218 int dbidx, more_to_do = 0; 3219 3220 ISP_LOCK(isp); 3221 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 3222 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3223 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3224 3225 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 3226 continue; 3227 } 3228 if (lp->gone_timer != 0) { 3229 lp->gone_timer -= 1; 3230 more_to_do++; 3231 continue; 3232 } 3233 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout"); 3234 if (lp->is_target) { 3235 lp->is_target = 0; 3236 isp_make_gone(isp, lp, chan, dbidx); 3237 } 3238 if (lp->is_initiator) { 3239 lp->is_initiator = 0; 3240 ac.contract_number = AC_CONTRACT_DEV_CHG; 3241 adc = (struct ac_device_changed *) ac.contract_data; 3242 adc->wwpn = lp->port_wwn; 3243 adc->port = lp->portid; 3244 adc->target = dbidx; 3245 adc->arrived = 0; 3246 xpt_async(AC_CONTRACT, fc->path, &ac); 3247 } 3248 lp->state = FC_PORTDB_STATE_NIL; 3249 } 3250 if (fc->ready) { 3251 if (more_to_do) { 3252 callout_reset(&fc->gdt, hz, isp_gdt, fc); 3253 } else { 3254 callout_deactivate(&fc->gdt); 3255 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 3256 } 3257 } 3258 ISP_UNLOCK(isp); 3259 } 3260 3261 /* 3262 * When loop goes down we remember the time and freeze CAM command queue. 3263 * During some time period we are trying to reprobe the loop. But if we 3264 * fail, we tell the OS that devices have gone away and drop the freeze. 3265 * 3266 * We don't clear the devices out of our port database because, when loop 3267 * come back up, we have to do some actual cleanup with the chip at that 3268 * point (implicit PLOGO, e.g., to get the chip's port database state right). 3269 */ 3270 static void 3271 isp_loop_changed(ispsoftc_t *isp, int chan) 3272 { 3273 fcparam *fcp = FCPARAM(isp, chan); 3274 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3275 3276 if (fc->loop_down_time) 3277 return; 3278 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan); 3279 if (fcp->role & ISP_ROLE_INITIATOR) 3280 isp_freeze_loopdown(isp, chan); 3281 fc->loop_dead = 0; 3282 fc->loop_down_time = time_uptime; 3283 wakeup(fc); 3284 } 3285 3286 static void 3287 isp_loop_up(ispsoftc_t *isp, int chan) 3288 { 3289 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3290 3291 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan); 3292 fc->loop_seen_once = 1; 3293 fc->loop_dead = 0; 3294 fc->loop_down_time = 0; 3295 isp_unfreeze_loopdown(isp, chan); 3296 } 3297 3298 static void 3299 isp_loop_dead(ispsoftc_t *isp, int chan) 3300 { 3301 fcparam *fcp = FCPARAM(isp, chan); 3302 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3303 fcportdb_t *lp; 3304 struct ac_contract ac; 3305 struct ac_device_changed *adc; 3306 int dbidx, i; 3307 3308 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan); 3309 3310 /* 3311 * Notify to the OS all targets who we now consider have departed. 3312 */ 3313 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3314 lp = &fcp->portdb[dbidx]; 3315 3316 if (lp->state == FC_PORTDB_STATE_NIL) 3317 continue; 3318 3319 /* 3320 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 3321 */ 3322 for (i = 0; i < isp->isp_maxcmds; i++) { 3323 struct ccb_scsiio *xs; 3324 3325 if (ISP_H2HT(isp->isp_xflist[i].handle) != ISP_HANDLE_INITIATOR) { 3326 continue; 3327 } 3328 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 3329 continue; 3330 } 3331 if (dbidx != XS_TGT(xs)) { 3332 continue; 3333 } 3334 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout", 3335 isp->isp_xflist[i].handle, chan, XS_TGT(xs), 3336 (uintmax_t)XS_LUN(xs)); 3337 } 3338 3339 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout"); 3340 if (lp->is_target) { 3341 lp->is_target = 0; 3342 isp_make_gone(isp, lp, chan, dbidx); 3343 } 3344 if (lp->is_initiator) { 3345 lp->is_initiator = 0; 3346 ac.contract_number = AC_CONTRACT_DEV_CHG; 3347 adc = (struct ac_device_changed *) ac.contract_data; 3348 adc->wwpn = lp->port_wwn; 3349 adc->port = lp->portid; 3350 adc->target = dbidx; 3351 adc->arrived = 0; 3352 xpt_async(AC_CONTRACT, fc->path, &ac); 3353 } 3354 } 3355 3356 isp_unfreeze_loopdown(isp, chan); 3357 fc->loop_dead = 1; 3358 fc->loop_down_time = 0; 3359 } 3360 3361 static void 3362 isp_kthread(void *arg) 3363 { 3364 struct isp_fc *fc = arg; 3365 ispsoftc_t *isp = fc->isp; 3366 int chan = fc - isp->isp_osinfo.pc.fc; 3367 int slp = 0, d; 3368 int lb, lim; 3369 3370 mtx_lock(&isp->isp_osinfo.lock); 3371 3372 while (isp->isp_osinfo.is_exiting == 0) { 3373 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3374 "Chan %d Checking FC state", chan); 3375 lb = isp_fc_runstate(isp, chan, 250000); 3376 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3377 "Chan %d FC got to %s state", chan, 3378 isp_fc_loop_statename(lb)); 3379 3380 /* 3381 * Our action is different based upon whether we're supporting 3382 * Initiator mode or not. If we are, we might freeze the simq 3383 * when loop is down and set all sorts of different delays to 3384 * check again. 3385 * 3386 * If not, we simply just wait for loop to come up. 3387 */ 3388 if (lb == LOOP_READY || lb < 0) { 3389 slp = 0; 3390 } else { 3391 /* 3392 * If we've never seen loop up and we've waited longer 3393 * than quickboot time, or we've seen loop up but we've 3394 * waited longer than loop_down_limit, give up and go 3395 * to sleep until loop comes up. 3396 */ 3397 if (fc->loop_seen_once == 0) 3398 lim = isp_quickboot_time; 3399 else 3400 lim = fc->loop_down_limit; 3401 d = time_uptime - fc->loop_down_time; 3402 if (d >= lim) 3403 slp = 0; 3404 else if (d < 10) 3405 slp = 1; 3406 else if (d < 30) 3407 slp = 5; 3408 else if (d < 60) 3409 slp = 10; 3410 else if (d < 120) 3411 slp = 20; 3412 else 3413 slp = 30; 3414 } 3415 3416 if (slp == 0) { 3417 if (lb == LOOP_READY) 3418 isp_loop_up(isp, chan); 3419 else 3420 isp_loop_dead(isp, chan); 3421 } 3422 3423 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3424 "Chan %d sleep for %d seconds", chan, slp); 3425 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 3426 } 3427 fc->num_threads -= 1; 3428 mtx_unlock(&isp->isp_osinfo.lock); 3429 kthread_exit(); 3430 } 3431 3432 static void 3433 isp_action(struct cam_sim *sim, union ccb *ccb) 3434 { 3435 int bus, tgt, ts, error; 3436 ispsoftc_t *isp; 3437 struct ccb_trans_settings *cts; 3438 3439 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 3440 3441 isp = (ispsoftc_t *)cam_sim_softc(sim); 3442 mtx_assert(&isp->isp_lock, MA_OWNED); 3443 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 3444 ISP_PCMD(ccb) = NULL; 3445 3446 switch (ccb->ccb_h.func_code) { 3447 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3448 bus = XS_CHANNEL(ccb); 3449 /* 3450 * Do a couple of preliminary checks... 3451 */ 3452 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3453 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3454 ccb->ccb_h.status = CAM_REQ_INVALID; 3455 isp_done((struct ccb_scsiio *) ccb); 3456 break; 3457 } 3458 } 3459 ccb->csio.req_map = NULL; 3460 #ifdef DIAGNOSTIC 3461 if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) { 3462 xpt_print(ccb->ccb_h.path, "invalid target\n"); 3463 ccb->ccb_h.status = CAM_PATH_INVALID; 3464 } else if (ISP_MAX_LUNS(isp) > 0 && 3465 ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) { 3466 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 3467 ccb->ccb_h.status = CAM_PATH_INVALID; 3468 } 3469 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 3470 xpt_done(ccb); 3471 break; 3472 } 3473 #endif 3474 ccb->csio.scsi_status = SCSI_STATUS_OK; 3475 if (isp_get_pcmd(isp, ccb)) { 3476 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 3477 cam_freeze_devq(ccb->ccb_h.path); 3478 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 3479 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3480 xpt_done(ccb); 3481 break; 3482 } 3483 error = isp_start((XS_T *) ccb); 3484 switch (error) { 3485 case CMD_QUEUED: 3486 ccb->ccb_h.status |= CAM_SIM_QUEUED; 3487 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 3488 break; 3489 } 3490 ts = ccb->ccb_h.timeout; 3491 if (ts == CAM_TIME_DEFAULT) { 3492 ts = 60*1000; 3493 } 3494 ts = isp_mstohz(ts); 3495 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 3496 break; 3497 case CMD_RQLATER: 3498 /* 3499 * We get this result if the loop isn't ready 3500 * or if the device in question has gone zombie. 3501 */ 3502 if (ISP_FC_PC(isp, bus)->loop_dead) { 3503 isp_prt(isp, ISP_LOGDEBUG0, 3504 "%d.%jx loop is dead", 3505 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3506 ccb->ccb_h.status = CAM_SEL_TIMEOUT; 3507 isp_done((struct ccb_scsiio *) ccb); 3508 break; 3509 } 3510 isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later", 3511 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3512 cam_freeze_devq(ccb->ccb_h.path); 3513 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3514 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3515 isp_free_pcmd(isp, ccb); 3516 xpt_done(ccb); 3517 break; 3518 case CMD_EAGAIN: 3519 isp_free_pcmd(isp, ccb); 3520 cam_freeze_devq(ccb->ccb_h.path); 3521 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 3522 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3523 xpt_done(ccb); 3524 break; 3525 case CMD_COMPLETE: 3526 isp_done((struct ccb_scsiio *) ccb); 3527 break; 3528 default: 3529 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 3530 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3531 isp_free_pcmd(isp, ccb); 3532 xpt_done(ccb); 3533 } 3534 break; 3535 3536 #ifdef ISP_TARGET_MODE 3537 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 3538 if (ccb->cel.enable) { 3539 isp_enable_lun(isp, ccb); 3540 } else { 3541 isp_disable_lun(isp, ccb); 3542 } 3543 break; 3544 case XPT_IMMED_NOTIFY: 3545 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 3546 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3547 { 3548 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 3549 if (tptr == NULL) { 3550 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 3551 } 3552 if (tptr == NULL) { 3553 const char *str; 3554 uint32_t tag; 3555 3556 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3557 str = "XPT_IMMEDIATE_NOTIFY"; 3558 tag = ccb->cin1.seq_id; 3559 } else { 3560 tag = ccb->atio.tag_id; 3561 str = "XPT_ACCEPT_TARGET_IO"; 3562 } 3563 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 3564 dump_tstates(isp, XS_CHANNEL(ccb)); 3565 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3566 break; 3567 } 3568 ccb->ccb_h.spriv_field0 = 0; 3569 ccb->ccb_h.spriv_ptr1 = isp; 3570 3571 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3572 if (ccb->atio.tag_id) { 3573 atio_private_data_t *atp = isp_find_atpd(isp, tptr, ccb->atio.tag_id); 3574 if (atp) { 3575 isp_put_atpd(isp, tptr, atp); 3576 } 3577 } 3578 tptr->atio_count++; 3579 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 3580 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 3581 ccb->atio.tag_id, tptr->atio_count); 3582 ccb->atio.tag_id = 0; 3583 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3584 if (ccb->cin1.tag_id) { 3585 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 3586 if (ntp) { 3587 isp_put_ntpd(isp, tptr, ntp); 3588 } 3589 } 3590 tptr->inot_count++; 3591 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3592 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 3593 ccb->cin1.seq_id, tptr->inot_count); 3594 ccb->cin1.seq_id = 0; 3595 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 3596 tptr->inot_count++; 3597 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3598 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 3599 ccb->cin1.seq_id, tptr->inot_count); 3600 ccb->cin1.seq_id = 0; 3601 } 3602 rls_lun_statep(isp, tptr); 3603 ccb->ccb_h.status = CAM_REQ_INPROG; 3604 break; 3605 } 3606 case XPT_NOTIFY_ACK: 3607 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3608 break; 3609 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 3610 { 3611 tstate_t *tptr; 3612 inot_private_data_t *ntp; 3613 3614 /* 3615 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 3616 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 3617 */ 3618 /* 3619 * All the relevant path information is in the associated immediate notify 3620 */ 3621 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); 3622 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 3623 if (ntp == NULL) { 3624 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__, 3625 ccb->cna2.tag_id, ccb->cna2.seq_id); 3626 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3627 xpt_done(ccb); 3628 break; 3629 } 3630 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 3631 rls_lun_statep(isp, tptr); 3632 cam_freeze_devq(ccb->ccb_h.path); 3633 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3634 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 3635 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 3636 break; 3637 } 3638 isp_put_ntpd(isp, tptr, ntp); 3639 rls_lun_statep(isp, tptr); 3640 ccb->ccb_h.status = CAM_REQ_CMP; 3641 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); 3642 xpt_done(ccb); 3643 break; 3644 } 3645 case XPT_CONT_TARGET_IO: 3646 isp_target_start_ctio(isp, ccb, FROM_CAM); 3647 break; 3648 #endif 3649 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 3650 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 3651 tgt = ccb->ccb_h.target_id; 3652 tgt |= (bus << 16); 3653 3654 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 3655 if (error) { 3656 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3657 } else { 3658 /* 3659 * If we have a FC device, reset the Command 3660 * Reference Number, because the target will expect 3661 * that we re-start the CRN at 1 after a reset. 3662 */ 3663 if (IS_FC(isp)) 3664 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 3665 3666 ccb->ccb_h.status = CAM_REQ_CMP; 3667 } 3668 xpt_done(ccb); 3669 break; 3670 case XPT_ABORT: /* Abort the specified CCB */ 3671 { 3672 union ccb *accb = ccb->cab.abort_ccb; 3673 switch (accb->ccb_h.func_code) { 3674 #ifdef ISP_TARGET_MODE 3675 case XPT_ACCEPT_TARGET_IO: 3676 isp_target_mark_aborted(isp, ccb); 3677 break; 3678 #endif 3679 case XPT_SCSI_IO: 3680 error = isp_control(isp, ISPCTL_ABORT_CMD, accb); 3681 if (error) { 3682 ccb->ccb_h.status = CAM_UA_ABORT; 3683 } else { 3684 ccb->ccb_h.status = CAM_REQ_CMP; 3685 } 3686 break; 3687 default: 3688 ccb->ccb_h.status = CAM_REQ_INVALID; 3689 break; 3690 } 3691 /* 3692 * This is not a queued CCB, so the caller expects it to be 3693 * complete when control is returned. 3694 */ 3695 break; 3696 } 3697 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 3698 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3699 cts = &ccb->cts; 3700 if (!IS_CURRENT_SETTINGS(cts)) { 3701 ccb->ccb_h.status = CAM_REQ_INVALID; 3702 xpt_done(ccb); 3703 break; 3704 } 3705 tgt = cts->ccb_h.target_id; 3706 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3707 if (IS_SCSI(isp)) { 3708 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3709 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3710 sdparam *sdp = SDPARAM(isp, bus); 3711 uint16_t *dptr; 3712 3713 if (spi->valid == 0 && scsi->valid == 0) { 3714 ccb->ccb_h.status = CAM_REQ_CMP; 3715 xpt_done(ccb); 3716 break; 3717 } 3718 3719 /* 3720 * We always update (internally) from goal_flags 3721 * so any request to change settings just gets 3722 * vectored to that location. 3723 */ 3724 dptr = &sdp->isp_devparam[tgt].goal_flags; 3725 3726 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3727 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 3728 *dptr |= DPARM_DISC; 3729 else 3730 *dptr &= ~DPARM_DISC; 3731 } 3732 3733 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3734 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 3735 *dptr |= DPARM_TQING; 3736 else 3737 *dptr &= ~DPARM_TQING; 3738 } 3739 3740 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3741 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 3742 *dptr |= DPARM_WIDE; 3743 else 3744 *dptr &= ~DPARM_WIDE; 3745 } 3746 3747 /* 3748 * XXX: FIX ME 3749 */ 3750 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 3751 *dptr |= DPARM_SYNC; 3752 /* 3753 * XXX: CHECK FOR LEGALITY 3754 */ 3755 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 3756 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 3757 } else { 3758 *dptr &= ~DPARM_SYNC; 3759 } 3760 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, 3761 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 3762 sdp->isp_devparam[tgt].dev_update = 1; 3763 sdp->update = 1; 3764 } 3765 ccb->ccb_h.status = CAM_REQ_CMP; 3766 xpt_done(ccb); 3767 break; 3768 case XPT_GET_TRAN_SETTINGS: 3769 cts = &ccb->cts; 3770 tgt = cts->ccb_h.target_id; 3771 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3772 if (IS_FC(isp)) { 3773 fcparam *fcp = FCPARAM(isp, bus); 3774 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3775 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 3776 3777 cts->protocol = PROTO_SCSI; 3778 cts->protocol_version = SCSI_REV_2; 3779 cts->transport = XPORT_FC; 3780 cts->transport_version = 0; 3781 3782 scsi->valid = CTS_SCSI_VALID_TQ; 3783 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3784 fc->valid = CTS_FC_VALID_SPEED; 3785 fc->bitrate = 100000; 3786 fc->bitrate *= fcp->isp_gbspeed; 3787 if (tgt < MAX_FC_TARG) { 3788 fcportdb_t *lp = &fcp->portdb[tgt]; 3789 fc->wwnn = lp->node_wwn; 3790 fc->wwpn = lp->port_wwn; 3791 fc->port = lp->portid; 3792 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 3793 } 3794 } else { 3795 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3796 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3797 sdparam *sdp = SDPARAM(isp, bus); 3798 uint16_t dval, pval, oval; 3799 3800 if (IS_CURRENT_SETTINGS(cts)) { 3801 sdp->isp_devparam[tgt].dev_refresh = 1; 3802 sdp->update = 1; 3803 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3804 dval = sdp->isp_devparam[tgt].actv_flags; 3805 oval = sdp->isp_devparam[tgt].actv_offset; 3806 pval = sdp->isp_devparam[tgt].actv_period; 3807 } else { 3808 dval = sdp->isp_devparam[tgt].nvrm_flags; 3809 oval = sdp->isp_devparam[tgt].nvrm_offset; 3810 pval = sdp->isp_devparam[tgt].nvrm_period; 3811 } 3812 3813 cts->protocol = PROTO_SCSI; 3814 cts->protocol_version = SCSI_REV_2; 3815 cts->transport = XPORT_SPI; 3816 cts->transport_version = 2; 3817 3818 spi->valid = 0; 3819 scsi->valid = 0; 3820 spi->flags = 0; 3821 scsi->flags = 0; 3822 if (dval & DPARM_DISC) { 3823 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3824 } 3825 if ((dval & DPARM_SYNC) && oval && pval) { 3826 spi->sync_offset = oval; 3827 spi->sync_period = pval; 3828 } else { 3829 spi->sync_offset = 0; 3830 spi->sync_period = 0; 3831 } 3832 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3833 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3834 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3835 if (dval & DPARM_WIDE) { 3836 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3837 } else { 3838 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3839 } 3840 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3841 scsi->valid = CTS_SCSI_VALID_TQ; 3842 if (dval & DPARM_TQING) { 3843 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3844 } 3845 spi->valid |= CTS_SPI_VALID_DISC; 3846 } 3847 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 3848 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 3849 } 3850 ccb->ccb_h.status = CAM_REQ_CMP; 3851 xpt_done(ccb); 3852 break; 3853 3854 case XPT_CALC_GEOMETRY: 3855 cam_calc_geometry(&ccb->ccg, 1); 3856 xpt_done(ccb); 3857 break; 3858 3859 case XPT_RESET_BUS: /* Reset the specified bus */ 3860 bus = cam_sim_bus(sim); 3861 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 3862 if (error) { 3863 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3864 xpt_done(ccb); 3865 break; 3866 } 3867 if (bootverbose) { 3868 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 3869 } 3870 if (IS_FC(isp)) { 3871 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 3872 } else { 3873 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 3874 } 3875 ccb->ccb_h.status = CAM_REQ_CMP; 3876 xpt_done(ccb); 3877 break; 3878 3879 case XPT_TERM_IO: /* Terminate the I/O process */ 3880 ccb->ccb_h.status = CAM_REQ_INVALID; 3881 xpt_done(ccb); 3882 break; 3883 3884 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 3885 { 3886 struct ccb_sim_knob *kp = &ccb->knob; 3887 fcparam *fcp; 3888 3889 if (!IS_FC(isp)) { 3890 ccb->ccb_h.status = CAM_REQ_INVALID; 3891 xpt_done(ccb); 3892 break; 3893 } 3894 3895 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3896 fcp = FCPARAM(isp, bus); 3897 3898 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 3899 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 3900 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 3901 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 3902 } 3903 ccb->ccb_h.status = CAM_REQ_CMP; 3904 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 3905 int rchange = 0; 3906 int newrole = 0; 3907 3908 switch (kp->xport_specific.fc.role) { 3909 case KNOB_ROLE_NONE: 3910 if (fcp->role != ISP_ROLE_NONE) { 3911 rchange = 1; 3912 newrole = ISP_ROLE_NONE; 3913 } 3914 break; 3915 case KNOB_ROLE_TARGET: 3916 if (fcp->role != ISP_ROLE_TARGET) { 3917 rchange = 1; 3918 newrole = ISP_ROLE_TARGET; 3919 } 3920 break; 3921 case KNOB_ROLE_INITIATOR: 3922 if (fcp->role != ISP_ROLE_INITIATOR) { 3923 rchange = 1; 3924 newrole = ISP_ROLE_INITIATOR; 3925 } 3926 break; 3927 case KNOB_ROLE_BOTH: 3928 if (fcp->role != ISP_ROLE_BOTH) { 3929 rchange = 1; 3930 newrole = ISP_ROLE_BOTH; 3931 } 3932 break; 3933 } 3934 if (rchange) { 3935 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 3936 if (isp_control(isp, ISPCTL_CHANGE_ROLE, 3937 bus, newrole) != 0) { 3938 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3939 xpt_done(ccb); 3940 break; 3941 } 3942 } 3943 } 3944 xpt_done(ccb); 3945 break; 3946 } 3947 case XPT_GET_SIM_KNOB_OLD: /* Get SIM knobs -- compat value */ 3948 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 3949 { 3950 struct ccb_sim_knob *kp = &ccb->knob; 3951 3952 if (IS_FC(isp)) { 3953 fcparam *fcp; 3954 3955 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3956 fcp = FCPARAM(isp, bus); 3957 3958 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 3959 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 3960 switch (fcp->role) { 3961 case ISP_ROLE_NONE: 3962 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 3963 break; 3964 case ISP_ROLE_TARGET: 3965 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 3966 break; 3967 case ISP_ROLE_INITIATOR: 3968 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 3969 break; 3970 case ISP_ROLE_BOTH: 3971 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 3972 break; 3973 } 3974 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 3975 ccb->ccb_h.status = CAM_REQ_CMP; 3976 } else { 3977 ccb->ccb_h.status = CAM_REQ_INVALID; 3978 } 3979 xpt_done(ccb); 3980 break; 3981 } 3982 case XPT_PATH_INQ: /* Path routing inquiry */ 3983 { 3984 struct ccb_pathinq *cpi = &ccb->cpi; 3985 3986 cpi->version_num = 1; 3987 #ifdef ISP_TARGET_MODE 3988 if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp)) 3989 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 3990 else 3991 #endif 3992 cpi->target_sprt = 0; 3993 cpi->hba_eng_cnt = 0; 3994 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 3995 cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ? 3996 255 : ISP_MAX_LUNS(isp) - 1; 3997 cpi->bus_id = cam_sim_bus(sim); 3998 if (isp->isp_osinfo.sixtyfourbit) 3999 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 4000 else 4001 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 4002 4003 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4004 if (IS_FC(isp)) { 4005 fcparam *fcp = FCPARAM(isp, bus); 4006 4007 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 4008 #if __FreeBSD_version >= 1000700 4009 cpi->hba_misc |= PIM_EXTLUNS; 4010 #endif 4011 #if __FreeBSD_version >= 1000039 4012 cpi->hba_misc |= PIM_NOSCAN; 4013 #endif 4014 4015 /* 4016 * Because our loop ID can shift from time to time, 4017 * make our initiator ID out of range of our bus. 4018 */ 4019 cpi->initiator_id = cpi->max_target + 1; 4020 4021 /* 4022 * Set base transfer capabilities for Fibre Channel, for this HBA. 4023 */ 4024 if (IS_25XX(isp)) { 4025 cpi->base_transfer_speed = 8000000; 4026 } else if (IS_24XX(isp)) { 4027 cpi->base_transfer_speed = 4000000; 4028 } else if (IS_23XX(isp)) { 4029 cpi->base_transfer_speed = 2000000; 4030 } else { 4031 cpi->base_transfer_speed = 1000000; 4032 } 4033 cpi->hba_inquiry = PI_TAG_ABLE; 4034 cpi->transport = XPORT_FC; 4035 cpi->transport_version = 0; 4036 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4037 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4038 cpi->xport_specific.fc.port = fcp->isp_portid; 4039 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4040 } else { 4041 sdparam *sdp = SDPARAM(isp, bus); 4042 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4043 cpi->hba_misc = PIM_UNMAPPED; 4044 cpi->initiator_id = sdp->isp_initiator_id; 4045 cpi->base_transfer_speed = 3300; 4046 cpi->transport = XPORT_SPI; 4047 cpi->transport_version = 2; 4048 } 4049 cpi->protocol = PROTO_SCSI; 4050 cpi->protocol_version = SCSI_REV_2; 4051 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4052 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4053 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4054 cpi->unit_number = cam_sim_unit(sim); 4055 cpi->ccb_h.status = CAM_REQ_CMP; 4056 xpt_done(ccb); 4057 break; 4058 } 4059 default: 4060 ccb->ccb_h.status = CAM_REQ_INVALID; 4061 xpt_done(ccb); 4062 break; 4063 } 4064 } 4065 4066 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4067 4068 void 4069 isp_done(XS_T *sccb) 4070 { 4071 ispsoftc_t *isp = XS_ISP(sccb); 4072 uint32_t status; 4073 4074 if (XS_NOERR(sccb)) 4075 XS_SETERR(sccb, CAM_REQ_CMP); 4076 4077 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4078 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4079 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4080 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4081 } else { 4082 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4083 } 4084 } 4085 4086 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4087 status = sccb->ccb_h.status & CAM_STATUS_MASK; 4088 if (status != CAM_REQ_CMP) { 4089 if (status != CAM_SEL_TIMEOUT) 4090 isp_prt(isp, ISP_LOGDEBUG0, 4091 "target %d lun %jx CAM status 0x%x SCSI status 0x%x", 4092 XS_TGT(sccb), (uintmax_t)XS_LUN(sccb), 4093 sccb->ccb_h.status, sccb->scsi_status); 4094 else if ((IS_FC(isp)) 4095 && (XS_TGT(sccb) < MAX_FC_TARG)) { 4096 fcparam *fcp; 4097 4098 fcp = FCPARAM(isp, XS_CHANNEL(sccb)); 4099 fcp->portdb[XS_TGT(sccb)].is_target = 0; 4100 } 4101 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4102 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4103 xpt_freeze_devq(sccb->ccb_h.path, 1); 4104 } 4105 } 4106 4107 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4108 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4109 } 4110 4111 if (ISP_PCMD(sccb)) { 4112 if (callout_active(&PISP_PCMD(sccb)->wdog)) 4113 callout_stop(&PISP_PCMD(sccb)->wdog); 4114 isp_free_pcmd(isp, (union ccb *) sccb); 4115 } 4116 xpt_done((union ccb *) sccb); 4117 } 4118 4119 void 4120 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4121 { 4122 int bus; 4123 static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s"; 4124 char buf[64]; 4125 char *msg = NULL; 4126 target_id_t tgt; 4127 fcportdb_t *lp; 4128 struct isp_fc *fc; 4129 struct cam_path *tmppath; 4130 struct ac_contract ac; 4131 struct ac_device_changed *adc; 4132 va_list ap; 4133 4134 switch (cmd) { 4135 case ISPASYNC_NEW_TGT_PARAMS: 4136 { 4137 struct ccb_trans_settings_scsi *scsi; 4138 struct ccb_trans_settings_spi *spi; 4139 int flags, tgt; 4140 sdparam *sdp; 4141 struct ccb_trans_settings cts; 4142 4143 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4144 4145 va_start(ap, cmd); 4146 bus = va_arg(ap, int); 4147 tgt = va_arg(ap, int); 4148 va_end(ap); 4149 sdp = SDPARAM(isp, bus); 4150 4151 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4152 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4153 break; 4154 } 4155 flags = sdp->isp_devparam[tgt].actv_flags; 4156 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4157 cts.protocol = PROTO_SCSI; 4158 cts.transport = XPORT_SPI; 4159 4160 scsi = &cts.proto_specific.scsi; 4161 spi = &cts.xport_specific.spi; 4162 4163 if (flags & DPARM_TQING) { 4164 scsi->valid |= CTS_SCSI_VALID_TQ; 4165 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4166 } 4167 4168 if (flags & DPARM_DISC) { 4169 spi->valid |= CTS_SPI_VALID_DISC; 4170 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4171 } 4172 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 4173 if (flags & DPARM_WIDE) { 4174 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4175 } else { 4176 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4177 } 4178 if (flags & DPARM_SYNC) { 4179 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4180 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4181 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 4182 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 4183 } 4184 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); 4185 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 4186 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 4187 xpt_free_path(tmppath); 4188 break; 4189 } 4190 case ISPASYNC_BUS_RESET: 4191 { 4192 va_start(ap, cmd); 4193 bus = va_arg(ap, int); 4194 va_end(ap); 4195 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 4196 if (IS_FC(isp)) { 4197 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 4198 } else { 4199 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 4200 } 4201 break; 4202 } 4203 case ISPASYNC_LIP: 4204 if (msg == NULL) 4205 msg = "LIP Received"; 4206 /* FALLTHROUGH */ 4207 case ISPASYNC_LOOP_RESET: 4208 if (msg == NULL) 4209 msg = "LOOP Reset"; 4210 /* FALLTHROUGH */ 4211 case ISPASYNC_LOOP_DOWN: 4212 if (msg == NULL) 4213 msg = "LOOP Down"; 4214 va_start(ap, cmd); 4215 bus = va_arg(ap, int); 4216 va_end(ap); 4217 isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0); 4218 isp_loop_changed(isp, bus); 4219 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4220 break; 4221 case ISPASYNC_LOOP_UP: 4222 va_start(ap, cmd); 4223 bus = va_arg(ap, int); 4224 va_end(ap); 4225 isp_loop_changed(isp, bus); 4226 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 4227 break; 4228 case ISPASYNC_DEV_ARRIVED: 4229 va_start(ap, cmd); 4230 bus = va_arg(ap, int); 4231 lp = va_arg(ap, fcportdb_t *); 4232 va_end(ap); 4233 fc = ISP_FC_PC(isp, bus); 4234 tgt = FC_PORTDB_TGT(isp, bus, lp); 4235 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4236 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived"); 4237 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4238 (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 4239 lp->is_target = 1; 4240 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4241 isp_make_here(isp, lp, bus, tgt); 4242 } 4243 if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4244 (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) { 4245 lp->is_initiator = 1; 4246 ac.contract_number = AC_CONTRACT_DEV_CHG; 4247 adc = (struct ac_device_changed *) ac.contract_data; 4248 adc->wwpn = lp->port_wwn; 4249 adc->port = lp->portid; 4250 adc->target = tgt; 4251 adc->arrived = 1; 4252 xpt_async(AC_CONTRACT, fc->path, &ac); 4253 } 4254 break; 4255 case ISPASYNC_DEV_CHANGED: 4256 va_start(ap, cmd); 4257 bus = va_arg(ap, int); 4258 lp = va_arg(ap, fcportdb_t *); 4259 va_end(ap); 4260 fc = ISP_FC_PC(isp, bus); 4261 tgt = FC_PORTDB_TGT(isp, bus, lp); 4262 isp_gen_role_str(buf, sizeof (buf), lp->new_prli_word3); 4263 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->new_portid, lp->handle, buf, "changed"); 4264 changed: 4265 if (lp->is_target != 4266 ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4267 (lp->new_prli_word3 & PRLI_WD3_TARGET_FUNCTION))) { 4268 lp->is_target = !lp->is_target; 4269 if (lp->is_target) { 4270 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4271 isp_make_here(isp, lp, bus, tgt); 4272 } else { 4273 isp_make_gone(isp, lp, bus, tgt); 4274 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4275 } 4276 } 4277 if (lp->is_initiator != 4278 ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4279 (lp->new_prli_word3 & PRLI_WD3_INITIATOR_FUNCTION))) { 4280 lp->is_initiator = !lp->is_initiator; 4281 ac.contract_number = AC_CONTRACT_DEV_CHG; 4282 adc = (struct ac_device_changed *) ac.contract_data; 4283 adc->wwpn = lp->port_wwn; 4284 adc->port = lp->portid; 4285 adc->target = tgt; 4286 adc->arrived = lp->is_initiator; 4287 xpt_async(AC_CONTRACT, fc->path, &ac); 4288 } 4289 break; 4290 case ISPASYNC_DEV_STAYED: 4291 va_start(ap, cmd); 4292 bus = va_arg(ap, int); 4293 lp = va_arg(ap, fcportdb_t *); 4294 va_end(ap); 4295 fc = ISP_FC_PC(isp, bus); 4296 tgt = FC_PORTDB_TGT(isp, bus, lp); 4297 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4298 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "stayed"); 4299 goto changed; 4300 case ISPASYNC_DEV_GONE: 4301 va_start(ap, cmd); 4302 bus = va_arg(ap, int); 4303 lp = va_arg(ap, fcportdb_t *); 4304 va_end(ap); 4305 fc = ISP_FC_PC(isp, bus); 4306 tgt = FC_PORTDB_TGT(isp, bus, lp); 4307 /* 4308 * If this has a virtual target or initiator set the isp_gdt 4309 * timer running on it to delay its departure. 4310 */ 4311 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4312 if (lp->is_target || lp->is_initiator) { 4313 lp->state = FC_PORTDB_STATE_ZOMBIE; 4314 lp->gone_timer = fc->gone_device_time; 4315 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone zombie"); 4316 if (fc->ready && !callout_active(&fc->gdt)) { 4317 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); 4318 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4319 } 4320 break; 4321 } 4322 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone"); 4323 break; 4324 case ISPASYNC_CHANGE_NOTIFY: 4325 { 4326 char *msg; 4327 int evt, nphdl, nlstate, portid, reason; 4328 4329 va_start(ap, cmd); 4330 bus = va_arg(ap, int); 4331 evt = va_arg(ap, int); 4332 if (evt == ISPASYNC_CHANGE_PDB) { 4333 nphdl = va_arg(ap, int); 4334 nlstate = va_arg(ap, int); 4335 reason = va_arg(ap, int); 4336 } else if (evt == ISPASYNC_CHANGE_SNS) { 4337 portid = va_arg(ap, int); 4338 } else { 4339 nphdl = NIL_HANDLE; 4340 nlstate = reason = 0; 4341 } 4342 va_end(ap); 4343 fc = ISP_FC_PC(isp, bus); 4344 4345 if (evt == ISPASYNC_CHANGE_PDB) { 4346 msg = "Port Database Changed"; 4347 isp_prt(isp, ISP_LOGINFO, 4348 "Chan %d %s (nphdl 0x%x state 0x%x reason 0x%x)", 4349 bus, msg, nphdl, nlstate, reason); 4350 } else if (evt == ISPASYNC_CHANGE_SNS) { 4351 msg = "Name Server Database Changed"; 4352 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (PortID 0x%06x)", 4353 bus, msg, portid); 4354 } else { 4355 msg = "Other Change Notify"; 4356 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4357 } 4358 isp_loop_changed(isp, bus); 4359 break; 4360 } 4361 #ifdef ISP_TARGET_MODE 4362 case ISPASYNC_TARGET_NOTIFY: 4363 { 4364 isp_notify_t *notify; 4365 va_start(ap, cmd); 4366 notify = va_arg(ap, isp_notify_t *); 4367 va_end(ap); 4368 switch (notify->nt_ncode) { 4369 case NT_ABORT_TASK: 4370 case NT_ABORT_TASK_SET: 4371 case NT_CLEAR_ACA: 4372 case NT_CLEAR_TASK_SET: 4373 case NT_LUN_RESET: 4374 case NT_TARGET_RESET: 4375 case NT_QUERY_TASK_SET: 4376 case NT_QUERY_ASYNC_EVENT: 4377 /* 4378 * These are task management functions. 4379 */ 4380 isp_handle_platform_target_tmf(isp, notify); 4381 break; 4382 case NT_BUS_RESET: 4383 case NT_LIP_RESET: 4384 case NT_LINK_UP: 4385 case NT_LINK_DOWN: 4386 case NT_HBA_RESET: 4387 /* 4388 * No action need be taken here. 4389 */ 4390 break; 4391 case NT_GLOBAL_LOGOUT: 4392 case NT_LOGOUT: 4393 /* 4394 * This is device arrival/departure notification 4395 */ 4396 isp_handle_platform_target_notify_ack(isp, notify); 4397 break; 4398 default: 4399 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 4400 isp_handle_platform_target_notify_ack(isp, notify); 4401 break; 4402 } 4403 break; 4404 } 4405 case ISPASYNC_TARGET_NOTIFY_ACK: 4406 { 4407 void *inot; 4408 va_start(ap, cmd); 4409 inot = va_arg(ap, void *); 4410 va_end(ap); 4411 if (isp_notify_ack(isp, inot)) { 4412 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 4413 if (tp) { 4414 tp->isp = isp; 4415 if (inot) { 4416 memcpy(tp->data, inot, sizeof (tp->data)); 4417 tp->not = tp->data; 4418 } else { 4419 tp->not = NULL; 4420 } 4421 callout_init_mtx(&tp->timer, &isp->isp_lock, 0); 4422 callout_reset(&tp->timer, 5, 4423 isp_refire_notify_ack, tp); 4424 } else { 4425 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 4426 } 4427 } 4428 break; 4429 } 4430 case ISPASYNC_TARGET_ACTION: 4431 { 4432 isphdr_t *hp; 4433 4434 va_start(ap, cmd); 4435 hp = va_arg(ap, isphdr_t *); 4436 va_end(ap); 4437 switch (hp->rqs_entry_type) { 4438 default: 4439 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 4440 break; 4441 case RQSTYPE_NOTIFY: 4442 if (IS_24XX(isp)) { 4443 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 4444 } else { 4445 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 4446 } 4447 break; 4448 case RQSTYPE_ATIO: 4449 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 4450 break; 4451 case RQSTYPE_ATIO2: 4452 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 4453 break; 4454 case RQSTYPE_CTIO7: 4455 case RQSTYPE_CTIO3: 4456 case RQSTYPE_CTIO2: 4457 case RQSTYPE_CTIO: 4458 isp_handle_platform_ctio(isp, hp); 4459 break; 4460 case RQSTYPE_ABTS_RCVD: 4461 { 4462 abts_t *abts = (abts_t *)hp; 4463 isp_notify_t notify, *nt = ¬ify; 4464 tstate_t *tptr; 4465 fcportdb_t *lp; 4466 uint16_t chan; 4467 uint32_t sid, did; 4468 4469 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 4470 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 4471 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 4472 4473 nt->nt_hba = isp; 4474 nt->nt_did = did; 4475 nt->nt_nphdl = abts->abts_nphdl; 4476 nt->nt_sid = sid; 4477 isp_find_chan_by_did(isp, did, &chan); 4478 if (chan == ISP_NOCHAN) { 4479 nt->nt_tgt = TGT_ANY; 4480 } else { 4481 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 4482 if (isp_find_pdb_by_handle(isp, chan, abts->abts_nphdl, &lp)) { 4483 nt->nt_wwn = lp->port_wwn; 4484 } else { 4485 nt->nt_wwn = INI_ANY; 4486 } 4487 } 4488 /* 4489 * Try hard to find the lun for this command. 4490 */ 4491 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 4492 if (tptr) { 4493 nt->nt_lun = tptr->ts_lun; 4494 rls_lun_statep(isp, tptr); 4495 } else { 4496 nt->nt_lun = LUN_ANY; 4497 } 4498 nt->nt_need_ack = 1; 4499 nt->nt_tagval = abts->abts_rxid_task; 4500 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 4501 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 4502 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)", 4503 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 4504 } else { 4505 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)", 4506 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 4507 } 4508 nt->nt_channel = chan; 4509 nt->nt_ncode = NT_ABORT_TASK; 4510 nt->nt_lreserved = hp; 4511 isp_handle_platform_target_tmf(isp, nt); 4512 break; 4513 } 4514 } 4515 break; 4516 } 4517 #endif 4518 case ISPASYNC_FW_CRASH: 4519 { 4520 uint16_t mbox1, mbox6; 4521 mbox1 = ISP_READ(isp, OUTMAILBOX1); 4522 if (IS_DUALBUS(isp)) { 4523 mbox6 = ISP_READ(isp, OUTMAILBOX6); 4524 } else { 4525 mbox6 = 0; 4526 } 4527 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 4528 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 4529 isp->isp_osinfo.mbox_sleep_ok = 0; 4530 isp_reinit(isp, 1); 4531 isp->isp_osinfo.mbox_sleep_ok = mbox1; 4532 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 4533 break; 4534 } 4535 default: 4536 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 4537 break; 4538 } 4539 } 4540 4541 4542 /* 4543 * Locks are held before coming here. 4544 */ 4545 void 4546 isp_uninit(ispsoftc_t *isp) 4547 { 4548 if (IS_24XX(isp)) { 4549 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 4550 } else { 4551 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 4552 } 4553 ISP_DISABLE_INTS(isp); 4554 } 4555 4556 uint64_t 4557 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 4558 { 4559 uint64_t seed; 4560 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4561 4562 /* First try to use explicitly configured WWNs. */ 4563 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 4564 if (seed) 4565 return (seed); 4566 4567 /* Otherwise try to use WWNs from NVRAM. */ 4568 if (isactive) { 4569 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : 4570 FCPARAM(isp, chan)->isp_wwpn_nvram; 4571 if (seed) 4572 return (seed); 4573 } 4574 4575 /* If still no WWNs, try to steal them from the first channel. */ 4576 if (chan > 0) { 4577 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : 4578 ISP_FC_PC(isp, 0)->def_wwpn; 4579 if (seed == 0) { 4580 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : 4581 FCPARAM(isp, 0)->isp_wwpn_nvram; 4582 } 4583 } 4584 4585 /* If still nothing -- improvise. */ 4586 if (seed == 0) { 4587 seed = 0x400000007F000000ull + device_get_unit(isp->isp_dev); 4588 if (!iswwnn) 4589 seed ^= 0x0100000000000000ULL; 4590 } 4591 4592 /* For additional channels we have to improvise even more. */ 4593 if (!iswwnn && chan > 0) { 4594 /* 4595 * We'll stick our channel number plus one first into bits 4596 * 57..59 and thence into bits 52..55 which allows for 8 bits 4597 * of channel which is enough for our maximum of 255 channels. 4598 */ 4599 seed ^= 0x0100000000000000ULL; 4600 seed ^= ((uint64_t) (chan + 1) & 0xf) << 56; 4601 seed ^= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 4602 } 4603 return (seed); 4604 } 4605 4606 void 4607 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 4608 { 4609 int loc; 4610 char lbuf[200]; 4611 va_list ap; 4612 4613 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4614 return; 4615 } 4616 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 4617 loc = strlen(lbuf); 4618 va_start(ap, fmt); 4619 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 4620 va_end(ap); 4621 printf("%s\n", lbuf); 4622 } 4623 4624 void 4625 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 4626 { 4627 va_list ap; 4628 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4629 return; 4630 } 4631 xpt_print_path(xs->ccb_h.path); 4632 va_start(ap, fmt); 4633 vprintf(fmt, ap); 4634 va_end(ap); 4635 printf("\n"); 4636 } 4637 4638 uint64_t 4639 isp_nanotime_sub(struct timespec *b, struct timespec *a) 4640 { 4641 uint64_t elapsed; 4642 struct timespec x = *b; 4643 timespecsub(&x, a); 4644 elapsed = GET_NANOSEC(&x); 4645 if (elapsed == 0) 4646 elapsed++; 4647 return (elapsed); 4648 } 4649 4650 int 4651 isp_mbox_acquire(ispsoftc_t *isp) 4652 { 4653 if (isp->isp_osinfo.mboxbsy) { 4654 return (1); 4655 } else { 4656 isp->isp_osinfo.mboxcmd_done = 0; 4657 isp->isp_osinfo.mboxbsy = 1; 4658 return (0); 4659 } 4660 } 4661 4662 void 4663 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 4664 { 4665 unsigned int usecs = mbp->timeout; 4666 unsigned int max, olim, ilim; 4667 4668 if (usecs == 0) { 4669 usecs = MBCMD_DEFAULT_TIMEOUT; 4670 } 4671 max = isp->isp_mbxwrk0 + 1; 4672 4673 if (isp->isp_osinfo.mbox_sleep_ok) { 4674 unsigned int ms = (usecs + 999) / 1000; 4675 4676 isp->isp_osinfo.mbox_sleep_ok = 0; 4677 isp->isp_osinfo.mbox_sleeping = 1; 4678 for (olim = 0; olim < max; olim++) { 4679 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 4680 if (isp->isp_osinfo.mboxcmd_done) { 4681 break; 4682 } 4683 } 4684 isp->isp_osinfo.mbox_sleep_ok = 1; 4685 isp->isp_osinfo.mbox_sleeping = 0; 4686 } else { 4687 for (olim = 0; olim < max; olim++) { 4688 for (ilim = 0; ilim < usecs; ilim += 100) { 4689 uint16_t isr, sema, info; 4690 if (isp->isp_osinfo.mboxcmd_done) { 4691 break; 4692 } 4693 if (ISP_READ_ISR(isp, &isr, &sema, &info)) { 4694 isp_intr(isp, isr, sema, info); 4695 if (isp->isp_osinfo.mboxcmd_done) { 4696 break; 4697 } 4698 } 4699 ISP_DELAY(100); 4700 } 4701 if (isp->isp_osinfo.mboxcmd_done) { 4702 break; 4703 } 4704 } 4705 } 4706 if (isp->isp_osinfo.mboxcmd_done == 0) { 4707 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 4708 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 4709 mbp->param[0] = MBOX_TIMEOUT; 4710 isp->isp_osinfo.mboxcmd_done = 1; 4711 } 4712 } 4713 4714 void 4715 isp_mbox_notify_done(ispsoftc_t *isp) 4716 { 4717 if (isp->isp_osinfo.mbox_sleeping) { 4718 wakeup(&isp->isp_mbxworkp); 4719 } 4720 isp->isp_osinfo.mboxcmd_done = 1; 4721 } 4722 4723 void 4724 isp_mbox_release(ispsoftc_t *isp) 4725 { 4726 isp->isp_osinfo.mboxbsy = 0; 4727 } 4728 4729 int 4730 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 4731 { 4732 int ret = 0; 4733 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 4734 ret = -1; 4735 } else { 4736 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 4737 } 4738 return (ret); 4739 } 4740 4741 int 4742 isp_mstohz(int ms) 4743 { 4744 int hz; 4745 struct timeval t; 4746 t.tv_sec = ms / 1000; 4747 t.tv_usec = (ms % 1000) * 1000; 4748 hz = tvtohz(&t); 4749 if (hz < 0) { 4750 hz = 0x7fffffff; 4751 } 4752 if (hz == 0) { 4753 hz = 1; 4754 } 4755 return (hz); 4756 } 4757 4758 void 4759 isp_platform_intr(void *arg) 4760 { 4761 ispsoftc_t *isp = arg; 4762 uint16_t isr, sema, info; 4763 4764 ISP_LOCK(isp); 4765 isp->isp_intcnt++; 4766 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 4767 isp_intr(isp, isr, sema, info); 4768 else 4769 isp->isp_intbogus++; 4770 ISP_UNLOCK(isp); 4771 } 4772 4773 void 4774 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 4775 { 4776 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4777 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 4778 } else { 4779 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 4780 } 4781 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 4782 } 4783 4784 /* 4785 * Reset the command reference number for all LUNs on a specific target 4786 * (needed when a target arrives again) or for all targets on a port 4787 * (needed for events like a LIP). 4788 */ 4789 void 4790 isp_fcp_reset_crn(ispsoftc_t *isp, int chan, uint32_t tgt, int tgt_set) 4791 { 4792 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4793 struct isp_nexus *nxp; 4794 int i; 4795 4796 if (tgt_set == 0) 4797 isp_prt(isp, ISP_LOGDEBUG0, 4798 "Chan %d resetting CRN on all targets", chan); 4799 else 4800 isp_prt(isp, ISP_LOGDEBUG0, 4801 "Chan %d resetting CRN on target %u", chan, tgt); 4802 4803 for (i = 0; i < NEXUS_HASH_WIDTH; i++) { 4804 for (nxp = fc->nexus_hash[i]; nxp != NULL; nxp = nxp->next) { 4805 if (tgt_set == 0 || tgt == nxp->tgt) 4806 nxp->crnseed = 0; 4807 } 4808 } 4809 } 4810 4811 int 4812 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 4813 { 4814 lun_id_t lun; 4815 uint32_t chan, tgt; 4816 struct isp_fc *fc; 4817 struct isp_nexus *nxp; 4818 int idx; 4819 4820 if (IS_2100(isp)) 4821 return (0); 4822 4823 chan = XS_CHANNEL(cmd); 4824 tgt = XS_TGT(cmd); 4825 lun = XS_LUN(cmd); 4826 fc = &isp->isp_osinfo.pc.fc[chan]; 4827 idx = NEXUS_HASH(tgt, lun); 4828 nxp = fc->nexus_hash[idx]; 4829 4830 while (nxp) { 4831 if (nxp->tgt == tgt && nxp->lun == lun) 4832 break; 4833 nxp = nxp->next; 4834 } 4835 if (nxp == NULL) { 4836 nxp = fc->nexus_free_list; 4837 if (nxp == NULL) { 4838 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 4839 if (nxp == NULL) { 4840 return (-1); 4841 } 4842 } else { 4843 fc->nexus_free_list = nxp->next; 4844 } 4845 nxp->tgt = tgt; 4846 nxp->lun = lun; 4847 nxp->next = fc->nexus_hash[idx]; 4848 fc->nexus_hash[idx] = nxp; 4849 } 4850 if (nxp->crnseed == 0) 4851 nxp->crnseed = 1; 4852 PISP_PCMD(cmd)->crn = nxp->crnseed; 4853 *crnp = nxp->crnseed++; 4854 return (0); 4855 } 4856 4857 /* 4858 * We enter with the lock held 4859 */ 4860 void 4861 isp_timer(void *arg) 4862 { 4863 ispsoftc_t *isp = arg; 4864 #ifdef ISP_TARGET_MODE 4865 isp_tmcmd_restart(isp); 4866 #endif 4867 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 4868 } 4869 4870 isp_ecmd_t * 4871 isp_get_ecmd(ispsoftc_t *isp) 4872 { 4873 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 4874 if (ecmd) { 4875 isp->isp_osinfo.ecmd_free = ecmd->next; 4876 } 4877 return (ecmd); 4878 } 4879 4880 void 4881 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 4882 { 4883 ecmd->next = isp->isp_osinfo.ecmd_free; 4884 isp->isp_osinfo.ecmd_free = ecmd; 4885 } 4886