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 MODULE_VERSION(isp, 1); 45 MODULE_DEPEND(isp, cam, 1, 1, 1); 46 int isp_announced = 0; 47 int isp_loop_down_limit = 60; /* default loop down limit */ 48 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 49 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 50 static const char prom3[] = "Chan %d [%u] PortID 0x%06x Departed because of %s"; 51 52 static void isp_freeze_loopdown(ispsoftc_t *, int); 53 static void isp_loop_changed(ispsoftc_t *isp, int chan); 54 static d_ioctl_t ispioctl; 55 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 56 static void isp_poll(struct cam_sim *); 57 static timeout_t isp_watchdog; 58 static timeout_t isp_gdt; 59 static task_fn_t isp_gdt_task; 60 static void isp_kthread(void *); 61 static void isp_action(struct cam_sim *, union ccb *); 62 static int isp_timer_count; 63 static void isp_timer(void *); 64 65 static struct cdevsw isp_cdevsw = { 66 .d_version = D_VERSION, 67 .d_ioctl = ispioctl, 68 .d_name = "isp", 69 }; 70 71 static int 72 isp_role_sysctl(SYSCTL_HANDLER_ARGS) 73 { 74 ispsoftc_t *isp = (ispsoftc_t *)arg1; 75 int chan = arg2; 76 int error, old, value; 77 78 value = FCPARAM(isp, chan)->role; 79 80 error = sysctl_handle_int(oidp, &value, 0, req); 81 if ((error != 0) || (req->newptr == NULL)) 82 return (error); 83 84 if (value < ISP_ROLE_NONE || value > ISP_ROLE_BOTH) 85 return (EINVAL); 86 87 ISP_LOCK(isp); 88 old = FCPARAM(isp, chan)->role; 89 90 /* We don't allow target mode switch from here. */ 91 value = (old & ISP_ROLE_TARGET) | (value & ISP_ROLE_INITIATOR); 92 93 /* If nothing has changed -- we are done. */ 94 if (value == old) { 95 ISP_UNLOCK(isp); 96 return (0); 97 } 98 99 /* Actually change the role. */ 100 error = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, value); 101 ISP_UNLOCK(isp); 102 return (error); 103 } 104 105 static int 106 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 107 { 108 struct ccb_setasync csa; 109 struct cam_sim *sim; 110 struct cam_path *path; 111 #ifdef ISP_TARGET_MODE 112 int i; 113 #endif 114 115 /* 116 * Construct our SIM entry. 117 */ 118 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); 119 120 if (sim == NULL) { 121 return (ENOMEM); 122 } 123 124 ISP_LOCK(isp); 125 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 126 ISP_UNLOCK(isp); 127 cam_sim_free(sim, FALSE); 128 return (EIO); 129 } 130 ISP_UNLOCK(isp); 131 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 132 ISP_LOCK(isp); 133 xpt_bus_deregister(cam_sim_path(sim)); 134 ISP_UNLOCK(isp); 135 cam_sim_free(sim, FALSE); 136 return (ENXIO); 137 } 138 xpt_setup_ccb(&csa.ccb_h, path, 5); 139 csa.ccb_h.func_code = XPT_SASYNC_CB; 140 csa.event_enable = AC_LOST_DEVICE; 141 csa.callback = isp_cam_async; 142 csa.callback_arg = sim; 143 144 ISP_LOCK(isp); 145 xpt_action((union ccb *)&csa); 146 ISP_UNLOCK(isp); 147 148 if (IS_SCSI(isp)) { 149 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 150 spi->sim = sim; 151 spi->path = path; 152 #ifdef ISP_TARGET_MODE 153 TAILQ_INIT(&spi->waitq); 154 STAILQ_INIT(&spi->ntfree); 155 for (i = 0; i < ATPDPSIZE; i++) 156 STAILQ_INSERT_TAIL(&spi->ntfree, &spi->ntpool[i], next); 157 LIST_INIT(&spi->atfree); 158 for (i = ATPDPSIZE-1; i >= 0; i--) 159 LIST_INSERT_HEAD(&spi->atfree, &spi->atpool[i], next); 160 for (i = 0; i < ATPDPHASHSIZE; i++) 161 LIST_INIT(&spi->atused[i]); 162 #endif 163 } else { 164 fcparam *fcp = FCPARAM(isp, chan); 165 struct isp_fc *fc = ISP_FC_PC(isp, chan); 166 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 167 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 168 char name[16]; 169 170 ISP_LOCK(isp); 171 fc->sim = sim; 172 fc->path = path; 173 fc->isp = isp; 174 fc->ready = 1; 175 176 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 177 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 178 #ifdef ISP_TARGET_MODE 179 TAILQ_INIT(&fc->waitq); 180 STAILQ_INIT(&fc->ntfree); 181 for (i = 0; i < ATPDPSIZE; i++) 182 STAILQ_INSERT_TAIL(&fc->ntfree, &fc->ntpool[i], next); 183 LIST_INIT(&fc->atfree); 184 for (i = ATPDPSIZE-1; i >= 0; i--) 185 LIST_INSERT_HEAD(&fc->atfree, &fc->atpool[i], next); 186 for (i = 0; i < ATPDPHASHSIZE; i++) 187 LIST_INIT(&fc->atused[i]); 188 #endif 189 isp_loop_changed(isp, chan); 190 ISP_UNLOCK(isp); 191 if (kproc_create(isp_kthread, fc, &fc->kproc, 0, 0, 192 "%s_%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 193 xpt_free_path(fc->path); 194 ISP_LOCK(isp); 195 xpt_bus_deregister(cam_sim_path(fc->sim)); 196 ISP_UNLOCK(isp); 197 cam_sim_free(fc->sim, FALSE); 198 return (ENOMEM); 199 } 200 fc->num_threads += 1; 201 if (chan > 0) { 202 snprintf(name, sizeof(name), "chan%d", chan); 203 tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), 204 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel"); 205 } 206 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 207 "wwnn", CTLFLAG_RD, &fcp->isp_wwnn, 208 "World Wide Node Name"); 209 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 210 "wwpn", CTLFLAG_RD, &fcp->isp_wwpn, 211 "World Wide Port Name"); 212 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 213 "loop_down_limit", CTLFLAG_RW, &fc->loop_down_limit, 0, 214 "Loop Down Limit"); 215 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 216 "gone_device_time", CTLFLAG_RW, &fc->gone_device_time, 0, 217 "Gone Device Time"); 218 #if defined(ISP_TARGET_MODE) && defined(DEBUG) 219 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 220 "inject_lost_data_frame", CTLFLAG_RW, &fc->inject_lost_data_frame, 0, 221 "Cause a Lost Frame on a Read"); 222 #endif 223 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 224 "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan, 225 isp_role_sysctl, "I", "Current role"); 226 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 227 "speed", CTLFLAG_RD, &fcp->isp_gbspeed, 0, 228 "Connection speed in gigabits"); 229 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 230 "linkstate", CTLFLAG_RD, &fcp->isp_linkstate, 0, 231 "Link state"); 232 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 233 "fwstate", CTLFLAG_RD, &fcp->isp_fwstate, 0, 234 "Firmware state"); 235 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 236 "loopstate", CTLFLAG_RD, &fcp->isp_loopstate, 0, 237 "Loop state"); 238 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 239 "topo", CTLFLAG_RD, &fcp->isp_topo, 0, 240 "Connection topology"); 241 } 242 return (0); 243 } 244 245 static void 246 isp_detach_chan(ispsoftc_t *isp, int chan) 247 { 248 struct cam_sim *sim; 249 struct cam_path *path; 250 struct ccb_setasync csa; 251 int *num_threads; 252 253 ISP_GET_PC(isp, chan, sim, sim); 254 ISP_GET_PC(isp, chan, path, path); 255 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads); 256 257 xpt_setup_ccb(&csa.ccb_h, path, 5); 258 csa.ccb_h.func_code = XPT_SASYNC_CB; 259 csa.event_enable = 0; 260 csa.callback = isp_cam_async; 261 csa.callback_arg = sim; 262 xpt_action((union ccb *)&csa); 263 xpt_free_path(path); 264 xpt_bus_deregister(cam_sim_path(sim)); 265 cam_sim_free(sim, FALSE); 266 267 /* Wait for the channel's spawned threads to exit. */ 268 wakeup(isp->isp_osinfo.pc.ptr); 269 while (*num_threads != 0) 270 mtx_sleep(isp, &isp->isp_osinfo.lock, PRIBIO, "isp_reap", 100); 271 } 272 273 int 274 isp_attach(ispsoftc_t *isp) 275 { 276 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 277 int du = device_get_unit(isp->isp_dev); 278 int chan; 279 280 /* 281 * Create the device queue for our SIM(s). 282 */ 283 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 284 if (isp->isp_osinfo.devq == NULL) { 285 return (EIO); 286 } 287 288 for (chan = 0; chan < isp->isp_nchan; chan++) { 289 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 290 goto unwind; 291 } 292 } 293 294 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 295 isp_timer_count = hz >> 2; 296 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 297 isp->isp_osinfo.timer_active = 1; 298 299 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 300 if (isp->isp_osinfo.cdev) { 301 isp->isp_osinfo.cdev->si_drv1 = isp; 302 } 303 return (0); 304 305 unwind: 306 while (--chan >= 0) { 307 struct cam_sim *sim; 308 struct cam_path *path; 309 310 ISP_GET_PC(isp, chan, sim, sim); 311 ISP_GET_PC(isp, chan, path, path); 312 xpt_free_path(path); 313 ISP_LOCK(isp); 314 xpt_bus_deregister(cam_sim_path(sim)); 315 ISP_UNLOCK(isp); 316 cam_sim_free(sim, FALSE); 317 } 318 if (isp->isp_osinfo.cdev) { 319 destroy_dev(isp->isp_osinfo.cdev); 320 isp->isp_osinfo.cdev = NULL; 321 } 322 cam_simq_free(isp->isp_osinfo.devq); 323 isp->isp_osinfo.devq = NULL; 324 return (-1); 325 } 326 327 int 328 isp_detach(ispsoftc_t *isp) 329 { 330 struct cam_sim *sim; 331 int chan; 332 333 ISP_LOCK(isp); 334 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 335 ISP_GET_PC(isp, chan, sim, sim); 336 if (sim->refcount > 2) { 337 ISP_UNLOCK(isp); 338 return (EBUSY); 339 } 340 } 341 /* Tell spawned threads that we're exiting. */ 342 isp->isp_osinfo.is_exiting = 1; 343 if (isp->isp_osinfo.timer_active) { 344 callout_stop(&isp->isp_osinfo.tmo); 345 isp->isp_osinfo.timer_active = 0; 346 } 347 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) 348 isp_detach_chan(isp, chan); 349 ISP_UNLOCK(isp); 350 351 if (isp->isp_osinfo.cdev) { 352 destroy_dev(isp->isp_osinfo.cdev); 353 isp->isp_osinfo.cdev = NULL; 354 } 355 if (isp->isp_osinfo.devq != NULL) { 356 cam_simq_free(isp->isp_osinfo.devq); 357 isp->isp_osinfo.devq = NULL; 358 } 359 return (0); 360 } 361 362 static void 363 isp_freeze_loopdown(ispsoftc_t *isp, int chan) 364 { 365 struct isp_fc *fc = ISP_FC_PC(isp, chan); 366 367 if (fc->sim == NULL) 368 return; 369 if (fc->simqfrozen == 0) { 370 isp_prt(isp, ISP_LOGDEBUG0, 371 "Chan %d Freeze simq (loopdown)", chan); 372 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 373 xpt_hold_boot(); 374 xpt_freeze_simq(fc->sim, 1); 375 } else { 376 isp_prt(isp, ISP_LOGDEBUG0, 377 "Chan %d Mark simq frozen (loopdown)", chan); 378 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 379 } 380 } 381 382 static void 383 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 384 { 385 struct isp_fc *fc = ISP_FC_PC(isp, chan); 386 387 if (fc->sim == NULL) 388 return; 389 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 390 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 391 if (wasfrozen && fc->simqfrozen == 0) { 392 isp_prt(isp, ISP_LOGDEBUG0, 393 "Chan %d Release simq", chan); 394 xpt_release_simq(fc->sim, 1); 395 xpt_release_boot(); 396 } 397 } 398 399 static int 400 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 401 { 402 ispsoftc_t *isp; 403 int nr, chan, retval = ENOTTY; 404 405 isp = dev->si_drv1; 406 407 switch (c) { 408 case ISP_SDBLEV: 409 { 410 int olddblev = isp->isp_dblev; 411 isp->isp_dblev = *(int *)addr; 412 *(int *)addr = olddblev; 413 retval = 0; 414 break; 415 } 416 case ISP_GETROLE: 417 chan = *(int *)addr; 418 if (chan < 0 || chan >= isp->isp_nchan) { 419 retval = -ENXIO; 420 break; 421 } 422 if (IS_FC(isp)) { 423 *(int *)addr = FCPARAM(isp, chan)->role; 424 } else { 425 *(int *)addr = ISP_ROLE_INITIATOR; 426 } 427 retval = 0; 428 break; 429 case ISP_SETROLE: 430 if (IS_SCSI(isp)) 431 break; 432 nr = *(int *)addr; 433 chan = nr >> 8; 434 if (chan < 0 || chan >= isp->isp_nchan) { 435 retval = -ENXIO; 436 break; 437 } 438 nr &= 0xff; 439 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 440 retval = EINVAL; 441 break; 442 } 443 ISP_LOCK(isp); 444 *(int *)addr = FCPARAM(isp, chan)->role; 445 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr); 446 ISP_UNLOCK(isp); 447 retval = 0; 448 break; 449 450 case ISP_RESETHBA: 451 ISP_LOCK(isp); 452 isp_reinit(isp, 0); 453 ISP_UNLOCK(isp); 454 retval = 0; 455 break; 456 457 case ISP_RESCAN: 458 if (IS_FC(isp)) { 459 chan = *(int *)addr; 460 if (chan < 0 || chan >= isp->isp_nchan) { 461 retval = -ENXIO; 462 break; 463 } 464 ISP_LOCK(isp); 465 if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) { 466 retval = EIO; 467 } else { 468 retval = 0; 469 } 470 ISP_UNLOCK(isp); 471 } 472 break; 473 474 case ISP_FC_LIP: 475 if (IS_FC(isp)) { 476 chan = *(int *)addr; 477 if (chan < 0 || chan >= isp->isp_nchan) { 478 retval = -ENXIO; 479 break; 480 } 481 ISP_LOCK(isp); 482 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 483 retval = EIO; 484 } else { 485 retval = 0; 486 } 487 ISP_UNLOCK(isp); 488 } 489 break; 490 case ISP_FC_GETDINFO: 491 { 492 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 493 fcportdb_t *lp; 494 495 if (IS_SCSI(isp)) { 496 break; 497 } 498 if (ifc->loopid >= MAX_FC_TARG) { 499 retval = EINVAL; 500 break; 501 } 502 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 503 if (lp->state != FC_PORTDB_STATE_NIL) { 504 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 505 ifc->loopid = lp->handle; 506 ifc->portid = lp->portid; 507 ifc->node_wwn = lp->node_wwn; 508 ifc->port_wwn = lp->port_wwn; 509 retval = 0; 510 } else { 511 retval = ENODEV; 512 } 513 break; 514 } 515 case ISP_FC_GETHINFO: 516 { 517 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 518 int chan = hba->fc_channel; 519 520 if (chan < 0 || chan >= isp->isp_nchan) { 521 retval = ENXIO; 522 break; 523 } 524 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 525 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 526 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 527 hba->fc_nchannels = isp->isp_nchan; 528 if (IS_FC(isp)) { 529 hba->fc_nports = MAX_FC_TARG; 530 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 531 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 532 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 533 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 534 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 535 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 536 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 537 } else { 538 hba->fc_nports = MAX_TARGETS; 539 hba->fc_speed = 0; 540 hba->fc_topology = 0; 541 hba->nvram_node_wwn = 0ull; 542 hba->nvram_port_wwn = 0ull; 543 hba->active_node_wwn = 0ull; 544 hba->active_port_wwn = 0ull; 545 } 546 retval = 0; 547 break; 548 } 549 case ISP_TSK_MGMT: 550 { 551 int needmarker; 552 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 553 uint16_t nphdl; 554 mbreg_t mbs; 555 556 if (IS_SCSI(isp)) { 557 break; 558 } 559 560 chan = fct->chan; 561 if (chan < 0 || chan >= isp->isp_nchan) { 562 retval = -ENXIO; 563 break; 564 } 565 566 needmarker = retval = 0; 567 nphdl = fct->loopid; 568 ISP_LOCK(isp); 569 if (IS_24XX(isp)) { 570 void *reqp; 571 uint8_t resp[QENTRY_LEN]; 572 isp24xx_tmf_t tmf; 573 isp24xx_statusreq_t sp; 574 fcparam *fcp = FCPARAM(isp, chan); 575 fcportdb_t *lp; 576 int i; 577 578 for (i = 0; i < MAX_FC_TARG; i++) { 579 lp = &fcp->portdb[i]; 580 if (lp->handle == nphdl) { 581 break; 582 } 583 } 584 if (i == MAX_FC_TARG) { 585 retval = ENXIO; 586 ISP_UNLOCK(isp); 587 break; 588 } 589 ISP_MEMZERO(&tmf, sizeof(tmf)); 590 tmf.tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 591 tmf.tmf_header.rqs_entry_count = 1; 592 tmf.tmf_nphdl = lp->handle; 593 tmf.tmf_delay = 2; 594 tmf.tmf_timeout = 4; 595 tmf.tmf_tidlo = lp->portid; 596 tmf.tmf_tidhi = lp->portid >> 16; 597 tmf.tmf_vpidx = ISP_GET_VPIDX(isp, chan); 598 tmf.tmf_lun[1] = fct->lun & 0xff; 599 if (fct->lun >= 256) { 600 tmf.tmf_lun[0] = 0x40 | (fct->lun >> 8); 601 } 602 switch (fct->action) { 603 case IPT_CLEAR_ACA: 604 tmf.tmf_flags = ISP24XX_TMF_CLEAR_ACA; 605 break; 606 case IPT_TARGET_RESET: 607 tmf.tmf_flags = ISP24XX_TMF_TARGET_RESET; 608 needmarker = 1; 609 break; 610 case IPT_LUN_RESET: 611 tmf.tmf_flags = ISP24XX_TMF_LUN_RESET; 612 needmarker = 1; 613 break; 614 case IPT_CLEAR_TASK_SET: 615 tmf.tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 616 needmarker = 1; 617 break; 618 case IPT_ABORT_TASK_SET: 619 tmf.tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 620 needmarker = 1; 621 break; 622 default: 623 retval = EINVAL; 624 break; 625 } 626 if (retval) { 627 ISP_UNLOCK(isp); 628 break; 629 } 630 631 /* Prepare space for response in memory */ 632 memset(resp, 0xff, sizeof(resp)); 633 tmf.tmf_handle = isp_allocate_handle(isp, resp, 634 ISP_HANDLE_CTRL); 635 if (tmf.tmf_handle == 0) { 636 isp_prt(isp, ISP_LOGERR, 637 "%s: TMF of Chan %d out of handles", 638 __func__, chan); 639 ISP_UNLOCK(isp); 640 retval = ENOMEM; 641 break; 642 } 643 644 /* Send request and wait for response. */ 645 reqp = isp_getrqentry(isp); 646 if (reqp == NULL) { 647 isp_prt(isp, ISP_LOGERR, 648 "%s: TMF of Chan %d out of rqent", 649 __func__, chan); 650 isp_destroy_handle(isp, tmf.tmf_handle); 651 ISP_UNLOCK(isp); 652 retval = EIO; 653 break; 654 } 655 isp_put_24xx_tmf(isp, &tmf, (isp24xx_tmf_t *)reqp); 656 if (isp->isp_dblev & ISP_LOGDEBUG1) 657 isp_print_bytes(isp, "IOCB TMF", QENTRY_LEN, reqp); 658 ISP_SYNC_REQUEST(isp); 659 if (msleep(resp, &isp->isp_lock, 0, "TMF", 5*hz) == EWOULDBLOCK) { 660 isp_prt(isp, ISP_LOGERR, 661 "%s: TMF of Chan %d timed out", 662 __func__, chan); 663 isp_destroy_handle(isp, tmf.tmf_handle); 664 ISP_UNLOCK(isp); 665 retval = EIO; 666 break; 667 } 668 if (isp->isp_dblev & ISP_LOGDEBUG1) 669 isp_print_bytes(isp, "IOCB TMF response", QENTRY_LEN, resp); 670 isp_get_24xx_response(isp, (isp24xx_statusreq_t *)resp, &sp); 671 672 if (sp.req_completion_status != 0) 673 retval = EIO; 674 else if (needmarker) 675 fcp->sendmarker = 1; 676 } else { 677 MBSINIT(&mbs, 0, MBLOGALL, 0); 678 if (ISP_CAP_2KLOGIN(isp) == 0) { 679 nphdl <<= 8; 680 } 681 switch (fct->action) { 682 case IPT_CLEAR_ACA: 683 mbs.param[0] = MBOX_CLEAR_ACA; 684 mbs.param[1] = nphdl; 685 mbs.param[2] = fct->lun; 686 break; 687 case IPT_TARGET_RESET: 688 mbs.param[0] = MBOX_TARGET_RESET; 689 mbs.param[1] = nphdl; 690 needmarker = 1; 691 break; 692 case IPT_LUN_RESET: 693 mbs.param[0] = MBOX_LUN_RESET; 694 mbs.param[1] = nphdl; 695 mbs.param[2] = fct->lun; 696 needmarker = 1; 697 break; 698 case IPT_CLEAR_TASK_SET: 699 mbs.param[0] = MBOX_CLEAR_TASK_SET; 700 mbs.param[1] = nphdl; 701 mbs.param[2] = fct->lun; 702 needmarker = 1; 703 break; 704 case IPT_ABORT_TASK_SET: 705 mbs.param[0] = MBOX_ABORT_TASK_SET; 706 mbs.param[1] = nphdl; 707 mbs.param[2] = fct->lun; 708 needmarker = 1; 709 break; 710 default: 711 retval = EINVAL; 712 break; 713 } 714 if (retval == 0) { 715 if (needmarker) { 716 FCPARAM(isp, chan)->sendmarker = 1; 717 } 718 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 719 if (retval) { 720 retval = EIO; 721 } 722 } 723 } 724 ISP_UNLOCK(isp); 725 break; 726 } 727 default: 728 break; 729 } 730 return (retval); 731 } 732 733 /* 734 * Local Inlines 735 */ 736 737 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 738 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 739 740 static ISP_INLINE int 741 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 742 { 743 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 744 if (ISP_PCMD(ccb) == NULL) { 745 return (-1); 746 } 747 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 748 return (0); 749 } 750 751 static ISP_INLINE void 752 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 753 { 754 if (ISP_PCMD(ccb)) { 755 #ifdef ISP_TARGET_MODE 756 PISP_PCMD(ccb)->datalen = 0; 757 PISP_PCMD(ccb)->totslen = 0; 758 PISP_PCMD(ccb)->cumslen = 0; 759 PISP_PCMD(ccb)->crn = 0; 760 #endif 761 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 762 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 763 ISP_PCMD(ccb) = NULL; 764 } 765 } 766 767 /* 768 * Put the target mode functions here, because some are inlines 769 */ 770 #ifdef ISP_TARGET_MODE 771 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 772 static atio_private_data_t *isp_get_atpd(ispsoftc_t *, int, uint32_t); 773 static atio_private_data_t *isp_find_atpd(ispsoftc_t *, int, uint32_t); 774 static void isp_put_atpd(ispsoftc_t *, int, atio_private_data_t *); 775 static inot_private_data_t *isp_get_ntpd(ispsoftc_t *, int); 776 static inot_private_data_t *isp_find_ntpd(ispsoftc_t *, int, uint32_t, uint32_t); 777 static void isp_put_ntpd(ispsoftc_t *, int, inot_private_data_t *); 778 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 779 static void destroy_lun_state(ispsoftc_t *, int, tstate_t *); 780 static void isp_enable_lun(ispsoftc_t *, union ccb *); 781 static void isp_disable_lun(ispsoftc_t *, union ccb *); 782 static timeout_t isp_refire_putback_atio; 783 static timeout_t isp_refire_notify_ack; 784 static void isp_complete_ctio(union ccb *); 785 static void isp_target_putback_atio(union ccb *); 786 enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 787 static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 788 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 789 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 790 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 791 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 792 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 793 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *, uint32_t rsp); 794 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 795 static void isp_target_mark_aborted_early(ispsoftc_t *, int chan, tstate_t *, uint32_t); 796 797 static ISP_INLINE tstate_t * 798 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 799 { 800 tstate_t *tptr = NULL; 801 struct tslist *lhp; 802 803 if (bus < isp->isp_nchan) { 804 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 805 SLIST_FOREACH(tptr, lhp, next) { 806 if (tptr->ts_lun == lun) 807 return (tptr); 808 } 809 } 810 return (NULL); 811 } 812 813 static int 814 isp_atio_restart(ispsoftc_t *isp, int bus, tstate_t *tptr) 815 { 816 inot_private_data_t *ntp; 817 struct ntpdlist rq; 818 819 if (STAILQ_EMPTY(&tptr->restart_queue)) 820 return (0); 821 STAILQ_INIT(&rq); 822 STAILQ_CONCAT(&rq, &tptr->restart_queue); 823 while ((ntp = STAILQ_FIRST(&rq)) != NULL) { 824 STAILQ_REMOVE_HEAD(&rq, next); 825 if (IS_24XX(isp)) { 826 isp_prt(isp, ISP_LOGTDEBUG0, 827 "%s: restarting resrc deprived %x", __func__, 828 ((at7_entry_t *)ntp->data)->at_rxid); 829 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->data); 830 } else { 831 isp_prt(isp, ISP_LOGTDEBUG0, 832 "%s: restarting resrc deprived %x", __func__, 833 ((at2_entry_t *)ntp->data)->at_rxid); 834 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->data); 835 } 836 isp_put_ntpd(isp, bus, ntp); 837 if (!STAILQ_EMPTY(&tptr->restart_queue)) 838 break; 839 } 840 if (!STAILQ_EMPTY(&rq)) { 841 STAILQ_CONCAT(&rq, &tptr->restart_queue); 842 STAILQ_CONCAT(&tptr->restart_queue, &rq); 843 } 844 return (!STAILQ_EMPTY(&tptr->restart_queue)); 845 } 846 847 static void 848 isp_tmcmd_restart(ispsoftc_t *isp) 849 { 850 tstate_t *tptr; 851 union ccb *ccb; 852 struct tslist *lhp; 853 struct isp_ccbq *waitq; 854 int bus, i; 855 856 for (bus = 0; bus < isp->isp_nchan; bus++) { 857 for (i = 0; i < LUN_HASH_SIZE; i++) { 858 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 859 SLIST_FOREACH(tptr, lhp, next) 860 isp_atio_restart(isp, bus, tptr); 861 } 862 863 /* 864 * We only need to do this once per channel. 865 */ 866 ISP_GET_PC_ADDR(isp, bus, waitq, waitq); 867 ccb = (union ccb *)TAILQ_FIRST(waitq); 868 if (ccb != NULL) { 869 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 870 isp_target_start_ctio(isp, ccb, FROM_TIMER); 871 } 872 } 873 } 874 875 static atio_private_data_t * 876 isp_get_atpd(ispsoftc_t *isp, int chan, uint32_t tag) 877 { 878 struct atpdlist *atfree; 879 struct atpdlist *atused; 880 atio_private_data_t *atp; 881 882 ISP_GET_PC_ADDR(isp, chan, atfree, atfree); 883 atp = LIST_FIRST(atfree); 884 if (atp) { 885 LIST_REMOVE(atp, next); 886 atp->tag = tag; 887 ISP_GET_PC(isp, chan, atused, atused); 888 LIST_INSERT_HEAD(&atused[ATPDPHASH(tag)], atp, next); 889 } 890 return (atp); 891 } 892 893 static atio_private_data_t * 894 isp_find_atpd(ispsoftc_t *isp, int chan, uint32_t tag) 895 { 896 struct atpdlist *atused; 897 atio_private_data_t *atp; 898 899 ISP_GET_PC(isp, chan, atused, atused); 900 LIST_FOREACH(atp, &atused[ATPDPHASH(tag)], next) { 901 if (atp->tag == tag) 902 return (atp); 903 } 904 return (NULL); 905 } 906 907 static void 908 isp_put_atpd(ispsoftc_t *isp, int chan, atio_private_data_t *atp) 909 { 910 struct atpdlist *atfree; 911 912 if (atp->ests) { 913 isp_put_ecmd(isp, atp->ests); 914 } 915 LIST_REMOVE(atp, next); 916 memset(atp, 0, sizeof (*atp)); 917 ISP_GET_PC_ADDR(isp, chan, atfree, atfree); 918 LIST_INSERT_HEAD(atfree, atp, next); 919 } 920 921 static void 922 isp_dump_atpd(ispsoftc_t *isp, int chan) 923 { 924 atio_private_data_t *atp, *atpool; 925 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 926 927 ISP_GET_PC(isp, chan, atpool, atpool); 928 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) { 929 if (atp->state == ATPD_STATE_FREE) 930 continue; 931 isp_prt(isp, ISP_LOGALL, "Chan %d ATP [0x%x] origdlen %u bytes_xfrd %u lun %jx nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s", 932 chan, atp->tag, atp->orig_datalen, atp->bytes_xfered, (uintmax_t)atp->lun, atp->nphdl, atp->sid, atp->did, atp->oxid, states[atp->state & 0x7]); 933 } 934 } 935 936 static inot_private_data_t * 937 isp_get_ntpd(ispsoftc_t *isp, int chan) 938 { 939 struct ntpdlist *ntfree; 940 inot_private_data_t *ntp; 941 942 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree); 943 ntp = STAILQ_FIRST(ntfree); 944 if (ntp) 945 STAILQ_REMOVE_HEAD(ntfree, next); 946 return (ntp); 947 } 948 949 static inot_private_data_t * 950 isp_find_ntpd(ispsoftc_t *isp, int chan, uint32_t tag_id, uint32_t seq_id) 951 { 952 inot_private_data_t *ntp, *ntp2; 953 954 ISP_GET_PC(isp, chan, ntpool, ntp); 955 ISP_GET_PC_ADDR(isp, chan, ntpool[ATPDPSIZE], ntp2); 956 for (; ntp < ntp2; ntp++) { 957 if (ntp->tag_id == tag_id && ntp->seq_id == seq_id) 958 return (ntp); 959 } 960 return (NULL); 961 } 962 963 static void 964 isp_put_ntpd(ispsoftc_t *isp, int chan, inot_private_data_t *ntp) 965 { 966 struct ntpdlist *ntfree; 967 968 ntp->tag_id = ntp->seq_id = 0; 969 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree); 970 STAILQ_INSERT_HEAD(ntfree, ntp, next); 971 } 972 973 static cam_status 974 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 975 { 976 lun_id_t lun; 977 struct tslist *lhp; 978 tstate_t *tptr; 979 980 lun = xpt_path_lun_id(path); 981 if (lun != CAM_LUN_WILDCARD) { 982 if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) { 983 return (CAM_LUN_INVALID); 984 } 985 } 986 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 987 if (tptr == NULL) { 988 return (CAM_RESRC_UNAVAIL); 989 } 990 tptr->ts_lun = lun; 991 SLIST_INIT(&tptr->atios); 992 SLIST_INIT(&tptr->inots); 993 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 994 SLIST_INSERT_HEAD(lhp, tptr, next); 995 *rslt = tptr; 996 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 997 return (CAM_REQ_CMP); 998 } 999 1000 static void 1001 destroy_lun_state(ispsoftc_t *isp, int bus, tstate_t *tptr) 1002 { 1003 union ccb *ccb; 1004 struct tslist *lhp; 1005 inot_private_data_t *ntp; 1006 1007 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->atios)) != NULL) { 1008 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1009 ccb->ccb_h.status = CAM_REQ_ABORTED; 1010 xpt_done(ccb); 1011 }; 1012 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->inots)) != NULL) { 1013 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1014 ccb->ccb_h.status = CAM_REQ_ABORTED; 1015 xpt_done(ccb); 1016 } 1017 while ((ntp = STAILQ_FIRST(&tptr->restart_queue)) != NULL) { 1018 isp_endcmd(isp, ntp->data, NIL_HANDLE, bus, SCSI_STATUS_BUSY, 0); 1019 STAILQ_REMOVE_HEAD(&tptr->restart_queue, next); 1020 isp_put_ntpd(isp, bus, ntp); 1021 } 1022 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp); 1023 SLIST_REMOVE(lhp, tptr, tstate, next); 1024 free(tptr, M_DEVBUF); 1025 } 1026 1027 static void 1028 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1029 { 1030 tstate_t *tptr; 1031 int bus; 1032 target_id_t target; 1033 lun_id_t lun; 1034 1035 if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) { 1036 xpt_print(ccb->ccb_h.path, "Target mode is not supported\n"); 1037 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1038 xpt_done(ccb); 1039 return; 1040 } 1041 1042 /* 1043 * We only support either target and lun both wildcard 1044 * or target and lun both non-wildcard. 1045 */ 1046 bus = XS_CHANNEL(ccb); 1047 target = ccb->ccb_h.target_id; 1048 lun = ccb->ccb_h.target_lun; 1049 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1050 "enabling lun %jx\n", (uintmax_t)lun); 1051 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1052 ccb->ccb_h.status = CAM_LUN_INVALID; 1053 xpt_done(ccb); 1054 return; 1055 } 1056 1057 /* Create the state pointer. It should not already exist. */ 1058 tptr = get_lun_statep(isp, bus, lun); 1059 if (tptr) { 1060 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1061 xpt_done(ccb); 1062 return; 1063 } 1064 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1065 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1066 xpt_done(ccb); 1067 return; 1068 } 1069 1070 ccb->ccb_h.status = CAM_REQ_CMP; 1071 xpt_done(ccb); 1072 } 1073 1074 static void 1075 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1076 { 1077 tstate_t *tptr = NULL; 1078 int bus; 1079 target_id_t target; 1080 lun_id_t lun; 1081 1082 bus = XS_CHANNEL(ccb); 1083 target = ccb->ccb_h.target_id; 1084 lun = ccb->ccb_h.target_lun; 1085 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1086 "disabling lun %jx\n", (uintmax_t)lun); 1087 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1088 ccb->ccb_h.status = CAM_LUN_INVALID; 1089 xpt_done(ccb); 1090 return; 1091 } 1092 1093 /* Find the state pointer. */ 1094 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1095 ccb->ccb_h.status = CAM_PATH_INVALID; 1096 xpt_done(ccb); 1097 return; 1098 } 1099 1100 destroy_lun_state(isp, bus, tptr); 1101 ccb->ccb_h.status = CAM_REQ_CMP; 1102 xpt_done(ccb); 1103 } 1104 1105 static void 1106 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1107 { 1108 int fctape, sendstatus, resid; 1109 fcparam *fcp; 1110 atio_private_data_t *atp; 1111 struct ccb_scsiio *cso; 1112 struct isp_ccbq *waitq; 1113 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1114 uint8_t local[QENTRY_LEN]; 1115 1116 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, 1117 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1118 1119 ISP_GET_PC_ADDR(isp, XS_CHANNEL(ccb), waitq, waitq); 1120 switch (how) { 1121 case FROM_CAM: 1122 /* 1123 * Insert at the tail of the list, if any, waiting CTIO CCBs 1124 */ 1125 TAILQ_INSERT_TAIL(waitq, &ccb->ccb_h, periph_links.tqe); 1126 break; 1127 case FROM_TIMER: 1128 case FROM_SRR: 1129 case FROM_CTIO_DONE: 1130 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1131 break; 1132 } 1133 1134 while ((ccb = (union ccb *) TAILQ_FIRST(waitq)) != NULL) { 1135 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 1136 1137 cso = &ccb->csio; 1138 xfrlen = cso->dxfer_len; 1139 if (xfrlen == 0) { 1140 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1141 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1142 ccb->ccb_h.status = CAM_REQ_INVALID; 1143 xpt_done(ccb); 1144 continue; 1145 } 1146 } 1147 1148 atp = isp_find_atpd(isp, XS_CHANNEL(ccb), cso->tag_id); 1149 if (atp == NULL) { 1150 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1151 isp_dump_atpd(isp, XS_CHANNEL(ccb)); 1152 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1153 xpt_done(ccb); 1154 continue; 1155 } 1156 1157 /* 1158 * Is this command a dead duck? 1159 */ 1160 if (atp->dead) { 1161 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1162 ccb->ccb_h.status = CAM_REQ_ABORTED; 1163 xpt_done(ccb); 1164 continue; 1165 } 1166 1167 /* 1168 * Check to make sure we're still in target mode. 1169 */ 1170 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1171 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1172 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1173 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1174 xpt_done(ccb); 1175 continue; 1176 } 1177 1178 /* 1179 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1180 * could be split into two CTIOs to split data and status). 1181 */ 1182 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1183 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); 1184 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1185 break; 1186 } 1187 1188 /* 1189 * Does the initiator expect FC-Tape style responses? 1190 */ 1191 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1192 fctape = 1; 1193 } else { 1194 fctape = 0; 1195 } 1196 1197 /* 1198 * If we already did the data xfer portion of a CTIO that sends data 1199 * and status, don't do it again and do the status portion now. 1200 */ 1201 if (atp->sendst) { 1202 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1203 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1204 xfrlen = 0; /* we already did the data transfer */ 1205 atp->sendst = 0; 1206 } 1207 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1208 sendstatus = 1; 1209 } else { 1210 sendstatus = 0; 1211 } 1212 1213 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1214 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1215 /* 1216 * Sense length is not the entire sense data structure size. Periph 1217 * drivers don't seem to be setting sense_len to reflect the actual 1218 * size. We'll peek inside to get the right amount. 1219 */ 1220 sense_length = cso->sense_len; 1221 1222 /* 1223 * This 'cannot' happen 1224 */ 1225 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1226 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1227 } 1228 } else { 1229 sense_length = 0; 1230 } 1231 1232 memset(local, 0, QENTRY_LEN); 1233 1234 /* 1235 * Check for overflow 1236 */ 1237 tmp = atp->bytes_xfered + atp->bytes_in_transit; 1238 if (xfrlen > 0 && tmp > atp->orig_datalen) { 1239 isp_prt(isp, ISP_LOGERR, 1240 "%s: [0x%x] data overflow by %u bytes", __func__, 1241 cso->tag_id, tmp + xfrlen - atp->orig_datalen); 1242 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1243 xpt_done(ccb); 1244 continue; 1245 } 1246 if (xfrlen > atp->orig_datalen - tmp) { 1247 xfrlen = atp->orig_datalen - tmp; 1248 if (xfrlen == 0 && !sendstatus) { 1249 cso->resid = cso->dxfer_len; 1250 ccb->ccb_h.status = CAM_REQ_CMP; 1251 xpt_done(ccb); 1252 continue; 1253 } 1254 } 1255 1256 if (IS_24XX(isp)) { 1257 ct7_entry_t *cto = (ct7_entry_t *) local; 1258 1259 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1260 cto->ct_header.rqs_entry_count = 1; 1261 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1262 ATPD_SET_SEQNO(cto, atp); 1263 cto->ct_nphdl = atp->nphdl; 1264 cto->ct_rxid = atp->tag; 1265 cto->ct_iid_lo = atp->sid; 1266 cto->ct_iid_hi = atp->sid >> 16; 1267 cto->ct_oxid = atp->oxid; 1268 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1269 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1270 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1271 1272 /* 1273 * Mode 1, status, no data. Only possible when we are sending status, have 1274 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1275 * 1276 * Mode 2, status, no data. We have to use this in the case that 1277 * the sense data won't fit into a ct7_entry_t. 1278 * 1279 */ 1280 if (sendstatus && xfrlen == 0) { 1281 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1282 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1283 if (sense_length <= MAXRESPLEN_24XX) { 1284 cto->ct_flags |= CT7_FLAG_MODE1; 1285 cto->ct_scsi_status = cso->scsi_status; 1286 if (resid < 0) { 1287 cto->ct_resid = -resid; 1288 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1289 } else if (resid > 0) { 1290 cto->ct_resid = resid; 1291 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1292 } 1293 if (fctape) { 1294 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1295 } 1296 if (sense_length) { 1297 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1298 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1299 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1300 } 1301 } else { 1302 bus_addr_t addr; 1303 char buf[XCMD_SIZE]; 1304 fcp_rsp_iu_t *rp; 1305 1306 if (atp->ests == NULL) { 1307 atp->ests = isp_get_ecmd(isp); 1308 if (atp->ests == NULL) { 1309 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1310 break; 1311 } 1312 } 1313 memset(buf, 0, sizeof (buf)); 1314 rp = (fcp_rsp_iu_t *)buf; 1315 if (fctape) { 1316 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1317 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1318 } 1319 cto->ct_flags |= CT7_FLAG_MODE2; 1320 rp->fcp_rsp_scsi_status = cso->scsi_status; 1321 if (resid < 0) { 1322 rp->fcp_rsp_resid = -resid; 1323 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1324 } else if (resid > 0) { 1325 rp->fcp_rsp_resid = resid; 1326 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1327 } 1328 if (sense_length) { 1329 rp->fcp_rsp_snslen = sense_length; 1330 cto->ct_senselen = sense_length; 1331 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1332 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1333 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1334 } else { 1335 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1336 } 1337 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1338 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1339 } 1340 addr = isp->isp_osinfo.ecmd_dma; 1341 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1342 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, 1343 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1344 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1345 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1346 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1347 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1348 } 1349 if (sense_length) { 1350 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__, 1351 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, 1352 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1353 } else { 1354 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1355 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1356 } 1357 atp->state = ATPD_STATE_LAST_CTIO; 1358 } 1359 1360 /* 1361 * Mode 0 data transfers, *possibly* with status. 1362 */ 1363 if (xfrlen != 0) { 1364 cto->ct_flags |= CT7_FLAG_MODE0; 1365 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1366 cto->ct_flags |= CT7_DATA_IN; 1367 } else { 1368 cto->ct_flags |= CT7_DATA_OUT; 1369 } 1370 1371 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1372 cto->rsp.m0.ct_xfrlen = xfrlen; 1373 1374 #ifdef DEBUG 1375 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1376 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1377 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1378 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1379 } 1380 #endif 1381 if (sendstatus) { 1382 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1383 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1384 cto->ct_flags |= CT7_SENDSTATUS; 1385 atp->state = ATPD_STATE_LAST_CTIO; 1386 if (fctape) { 1387 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1388 } 1389 } else { 1390 atp->sendst = 1; /* send status later */ 1391 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1392 atp->state = ATPD_STATE_CTIO; 1393 } 1394 } else { 1395 atp->state = ATPD_STATE_CTIO; 1396 } 1397 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__, 1398 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1399 } 1400 } else { 1401 ct2_entry_t *cto = (ct2_entry_t *) local; 1402 1403 if (isp->isp_osinfo.sixtyfourbit) 1404 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1405 else 1406 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1407 cto->ct_header.rqs_entry_count = 1; 1408 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1409 ATPD_SET_SEQNO(cto, atp); 1410 if (ISP_CAP_2KLOGIN(isp)) { 1411 ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl; 1412 } else { 1413 cto->ct_iid = atp->nphdl; 1414 if (ISP_CAP_SCCFW(isp) == 0) { 1415 cto->ct_lun = ccb->ccb_h.target_lun; 1416 } 1417 } 1418 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1419 cto->ct_rxid = cso->tag_id; 1420 1421 /* 1422 * Mode 1, status, no data. Only possible when we are sending status, have 1423 * no data to transfer, and the sense length can fit in the ct7_entry. 1424 * 1425 * Mode 2, status, no data. We have to use this in the case the response 1426 * length won't fit into a ct2_entry_t. 1427 * 1428 * We'll fill out this structure with information as if this were a 1429 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1430 * needed based upon this. 1431 */ 1432 if (sendstatus && xfrlen == 0) { 1433 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1434 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1435 if (sense_length <= MAXRESPLEN) { 1436 if (resid < 0) { 1437 cto->ct_resid = -resid; 1438 } else if (resid > 0) { 1439 cto->ct_resid = resid; 1440 } 1441 cto->ct_flags |= CT2_FLAG_MODE1; 1442 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1443 if (resid < 0) { 1444 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1445 } else if (resid > 0) { 1446 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1447 } 1448 if (fctape) { 1449 cto->ct_flags |= CT2_CONFIRM; 1450 } 1451 if (sense_length) { 1452 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1453 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1454 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1455 } 1456 } else { 1457 bus_addr_t addr; 1458 char buf[XCMD_SIZE]; 1459 fcp_rsp_iu_t *rp; 1460 1461 if (atp->ests == NULL) { 1462 atp->ests = isp_get_ecmd(isp); 1463 if (atp->ests == NULL) { 1464 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1465 break; 1466 } 1467 } 1468 memset(buf, 0, sizeof (buf)); 1469 rp = (fcp_rsp_iu_t *)buf; 1470 if (fctape) { 1471 cto->ct_flags |= CT2_CONFIRM; 1472 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1473 } 1474 cto->ct_flags |= CT2_FLAG_MODE2; 1475 rp->fcp_rsp_scsi_status = cso->scsi_status; 1476 if (resid < 0) { 1477 rp->fcp_rsp_resid = -resid; 1478 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1479 } else if (resid > 0) { 1480 rp->fcp_rsp_resid = resid; 1481 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1482 } 1483 if (sense_length) { 1484 rp->fcp_rsp_snslen = sense_length; 1485 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1486 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1487 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1488 } else { 1489 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1490 } 1491 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1492 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1493 } 1494 addr = isp->isp_osinfo.ecmd_dma; 1495 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1496 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, 1497 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1498 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1499 if (cto->ct_header.rqs_entry_type == RQSTYPE_CTIO3) { 1500 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1501 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1502 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1503 } else { 1504 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1505 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1506 } 1507 } 1508 if (sense_length) { 1509 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__, 1510 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1511 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1512 } else { 1513 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, 1514 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1515 } 1516 atp->state = ATPD_STATE_LAST_CTIO; 1517 } 1518 1519 if (xfrlen != 0) { 1520 cto->ct_flags |= CT2_FLAG_MODE0; 1521 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1522 cto->ct_flags |= CT2_DATA_IN; 1523 } else { 1524 cto->ct_flags |= CT2_DATA_OUT; 1525 } 1526 1527 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 1528 cto->rsp.m0.ct_xfrlen = xfrlen; 1529 1530 if (sendstatus) { 1531 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1532 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 1533 cto->ct_flags |= CT2_SENDSTATUS; 1534 atp->state = ATPD_STATE_LAST_CTIO; 1535 if (fctape) { 1536 cto->ct_flags |= CT2_CONFIRM; 1537 } 1538 } else { 1539 atp->sendst = 1; /* send status later */ 1540 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1541 atp->state = ATPD_STATE_CTIO; 1542 } 1543 } else { 1544 atp->state = ATPD_STATE_CTIO; 1545 } 1546 } 1547 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, 1548 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); 1549 } 1550 1551 if (isp_get_pcmd(isp, ccb)) { 1552 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 1553 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1554 break; 1555 } 1556 handle = isp_allocate_handle(isp, ccb, ISP_HANDLE_TARGET); 1557 if (handle == 0) { 1558 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1559 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1560 isp_free_pcmd(isp, ccb); 1561 break; 1562 } 1563 atp->bytes_in_transit += xfrlen; 1564 PISP_PCMD(ccb)->datalen = xfrlen; 1565 1566 1567 /* 1568 * Call the dma setup routines for this entry (and any subsequent 1569 * CTIOs) if there's data to move, and then tell the f/w it's got 1570 * new things to play with. As with isp_start's usage of DMA setup, 1571 * any swizzling is done in the machine dependent layer. Because 1572 * of this, we put the request onto the queue area first in native 1573 * format. 1574 */ 1575 1576 if (IS_24XX(isp)) { 1577 ct7_entry_t *cto = (ct7_entry_t *) local; 1578 cto->ct_syshandle = handle; 1579 } else { 1580 ct2_entry_t *cto = (ct2_entry_t *) local; 1581 cto->ct_syshandle = handle; 1582 } 1583 1584 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1585 if (dmaresult != CMD_QUEUED) { 1586 isp_destroy_handle(isp, handle); 1587 isp_free_pcmd(isp, ccb); 1588 if (dmaresult == CMD_EAGAIN) { 1589 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1590 break; 1591 } 1592 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1593 xpt_done(ccb); 1594 continue; 1595 } 1596 isp->isp_nactive++; 1597 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 1598 if (xfrlen) { 1599 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 1600 } else { 1601 ccb->ccb_h.spriv_field0 = ~0; 1602 } 1603 atp->ctcnt++; 1604 atp->seqno++; 1605 } 1606 } 1607 1608 static void 1609 isp_refire_putback_atio(void *arg) 1610 { 1611 union ccb *ccb = arg; 1612 1613 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); 1614 isp_target_putback_atio(ccb); 1615 } 1616 1617 static void 1618 isp_refire_notify_ack(void *arg) 1619 { 1620 isp_tna_t *tp = arg; 1621 ispsoftc_t *isp = tp->isp; 1622 1623 ISP_ASSERT_LOCKED(isp); 1624 if (isp_notify_ack(isp, tp->not)) { 1625 callout_schedule(&tp->timer, 5); 1626 } else { 1627 free(tp, M_DEVBUF); 1628 } 1629 } 1630 1631 1632 static void 1633 isp_target_putback_atio(union ccb *ccb) 1634 { 1635 ispsoftc_t *isp; 1636 struct ccb_scsiio *cso; 1637 void *qe; 1638 at2_entry_t local, *at = &local; 1639 1640 isp = XS_ISP(ccb); 1641 1642 qe = isp_getrqentry(isp); 1643 if (qe == NULL) { 1644 xpt_print(ccb->ccb_h.path, 1645 "%s: Request Queue Overflow\n", __func__); 1646 callout_reset(&PISP_PCMD(ccb)->wdog, 10, 1647 isp_refire_putback_atio, ccb); 1648 return; 1649 } 1650 memset(qe, 0, QENTRY_LEN); 1651 cso = &ccb->csio; 1652 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1653 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1654 at->at_header.rqs_entry_count = 1; 1655 if (ISP_CAP_SCCFW(isp)) { 1656 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1657 } else { 1658 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1659 } 1660 at->at_status = CT_OK; 1661 at->at_rxid = cso->tag_id; 1662 at->at_iid = cso->ccb_h.target_id; 1663 isp_put_atio2(isp, at, qe); 1664 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1665 ISP_SYNC_REQUEST(isp); 1666 isp_complete_ctio(ccb); 1667 } 1668 1669 static void 1670 isp_complete_ctio(union ccb *ccb) 1671 { 1672 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1673 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1674 xpt_done(ccb); 1675 } 1676 } 1677 1678 static void 1679 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1680 { 1681 fcparam *fcp; 1682 lun_id_t lun; 1683 fcportdb_t *lp; 1684 tstate_t *tptr; 1685 struct ccb_accept_tio *atiop; 1686 uint16_t nphdl; 1687 atio_private_data_t *atp; 1688 inot_private_data_t *ntp; 1689 1690 /* 1691 * The firmware status (except for the QLTM_SVALID bit) 1692 * indicates why this ATIO was sent to us. 1693 * 1694 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1695 */ 1696 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1697 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1698 isp_endcmd(isp, aep, NIL_HANDLE, 0, SCSI_STATUS_BUSY, 0); 1699 return; 1700 } 1701 1702 fcp = FCPARAM(isp, 0); 1703 if (ISP_CAP_SCCFW(isp)) { 1704 lun = aep->at_scclun; 1705 } else { 1706 lun = aep->at_lun; 1707 } 1708 if (ISP_CAP_2KLOGIN(isp)) { 1709 nphdl = ((at2e_entry_t *)aep)->at_iid; 1710 } else { 1711 nphdl = aep->at_iid; 1712 } 1713 tptr = get_lun_statep(isp, 0, lun); 1714 if (tptr == NULL) { 1715 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1716 if (tptr == NULL) { 1717 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 1718 if (lun == 0) { 1719 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 1720 } else { 1721 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1722 } 1723 return; 1724 } 1725 } 1726 1727 /* 1728 * Start any commands pending resources first. 1729 */ 1730 if (isp_atio_restart(isp, 0, tptr)) 1731 goto noresrc; 1732 1733 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1734 if (atiop == NULL) { 1735 goto noresrc; 1736 } 1737 1738 atp = isp_get_atpd(isp, 0, aep->at_rxid); 1739 if (atp == NULL) { 1740 goto noresrc; 1741 } 1742 1743 atp->state = ATPD_STATE_ATIO; 1744 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1745 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO\n"); 1746 atiop->ccb_h.target_id = fcp->isp_loopid; 1747 atiop->ccb_h.target_lun = lun; 1748 1749 /* 1750 * We don't get 'suggested' sense data as we do with SCSI cards. 1751 */ 1752 atiop->sense_len = 0; 1753 1754 /* 1755 * If we're not in the port database, add ourselves. 1756 */ 1757 if (IS_2100(isp)) 1758 atiop->init_id = nphdl; 1759 else { 1760 if ((isp_find_pdb_by_handle(isp, 0, nphdl, &lp) == 0 || 1761 lp->state == FC_PORTDB_STATE_ZOMBIE)) { 1762 uint64_t wwpn = 1763 (((uint64_t) aep->at_wwpn[0]) << 48) | 1764 (((uint64_t) aep->at_wwpn[1]) << 32) | 1765 (((uint64_t) aep->at_wwpn[2]) << 16) | 1766 (((uint64_t) aep->at_wwpn[3]) << 0); 1767 isp_add_wwn_entry(isp, 0, wwpn, INI_NONE, 1768 nphdl, PORT_ANY, 0); 1769 if (fcp->isp_loopstate > LOOP_LTEST_DONE) 1770 fcp->isp_loopstate = LOOP_LTEST_DONE; 1771 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, 0, 1772 ISPASYNC_CHANGE_PDB, nphdl, 0x06, 0xff); 1773 isp_find_pdb_by_handle(isp, 0, nphdl, &lp); 1774 } 1775 atiop->init_id = FC_PORTDB_TGT(isp, 0, lp); 1776 } 1777 atiop->cdb_len = ATIO2_CDBLEN; 1778 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1779 atiop->ccb_h.status = CAM_CDB_RECVD; 1780 atiop->tag_id = atp->tag; 1781 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1782 case ATIO2_TC_ATTR_SIMPLEQ: 1783 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1784 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1785 break; 1786 case ATIO2_TC_ATTR_HEADOFQ: 1787 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1788 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1789 break; 1790 case ATIO2_TC_ATTR_ORDERED: 1791 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1792 atiop->tag_action = MSG_ORDERED_Q_TAG; 1793 break; 1794 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1795 case ATIO2_TC_ATTR_UNTAGGED: 1796 default: 1797 atiop->tag_action = 0; 1798 break; 1799 } 1800 1801 atp->orig_datalen = aep->at_datalen; 1802 atp->bytes_xfered = 0; 1803 atp->lun = lun; 1804 atp->nphdl = nphdl; 1805 atp->sid = PORT_ANY; 1806 atp->oxid = aep->at_oxid; 1807 atp->cdb0 = aep->at_cdb[0]; 1808 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 1809 atp->state = ATPD_STATE_CAM; 1810 xpt_done((union ccb *)atiop); 1811 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); 1812 return; 1813 noresrc: 1814 ntp = isp_get_ntpd(isp, 0); 1815 if (ntp == NULL) { 1816 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 1817 return; 1818 } 1819 memcpy(ntp->data, aep, QENTRY_LEN); 1820 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next); 1821 } 1822 1823 static void 1824 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 1825 { 1826 int cdbxlen; 1827 lun_id_t lun; 1828 uint16_t chan, nphdl = NIL_HANDLE; 1829 uint32_t did, sid; 1830 fcportdb_t *lp; 1831 tstate_t *tptr; 1832 struct ccb_accept_tio *atiop; 1833 atio_private_data_t *atp = NULL; 1834 atio_private_data_t *oatp; 1835 inot_private_data_t *ntp; 1836 1837 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 1838 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 1839 lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun)); 1840 1841 /* 1842 * Find the N-port handle, and Virtual Port Index for this command. 1843 * 1844 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 1845 * We also, as a matter of course, need to know the WWN of the initiator too. 1846 */ 1847 if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) { 1848 /* 1849 * Find the right channel based upon D_ID 1850 */ 1851 isp_find_chan_by_did(isp, did, &chan); 1852 1853 if (chan == ISP_NOCHAN) { 1854 NANOTIME_T now; 1855 1856 /* 1857 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 1858 * It's a bit tricky here as we need to stash this command *somewhere*. 1859 */ 1860 GET_NANOTIME(&now); 1861 if (NANOTIME_SUB(&now, &isp->isp_init_time) > 2000000000ULL) { 1862 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 1863 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 1864 return; 1865 } 1866 tptr = get_lun_statep(isp, 0, 0); 1867 if (tptr == NULL) { 1868 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1869 if (tptr == NULL) { 1870 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); 1871 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 1872 return; 1873 } 1874 } 1875 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 1876 goto noresrc; 1877 } 1878 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); 1879 } else { 1880 chan = 0; 1881 } 1882 1883 /* 1884 * Find the PDB entry for this initiator 1885 */ 1886 if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) { 1887 /* 1888 * If we're not in the port database terminate the exchange. 1889 */ 1890 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", 1891 __func__, aep->at_rxid, did, chan, sid); 1892 isp_dump_portdb(isp, chan); 1893 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 1894 return; 1895 } 1896 nphdl = lp->handle; 1897 1898 /* 1899 * Get the tstate pointer 1900 */ 1901 tptr = get_lun_statep(isp, chan, lun); 1902 if (tptr == NULL) { 1903 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 1904 if (tptr == NULL) { 1905 isp_prt(isp, ISP_LOGWARN, 1906 "%s: [0x%x] no state pointer for lun %jx or wildcard", 1907 __func__, aep->at_rxid, (uintmax_t)lun); 1908 if (lun == 0) { 1909 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 1910 } else { 1911 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1912 } 1913 return; 1914 } 1915 } 1916 1917 /* 1918 * Start any commands pending resources first. 1919 */ 1920 if (isp_atio_restart(isp, chan, tptr)) 1921 goto noresrc; 1922 1923 /* 1924 * If the f/w is out of resources, just send a BUSY status back. 1925 */ 1926 if (aep->at_rxid == AT7_NORESRC_RXID) { 1927 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 1928 return; 1929 } 1930 1931 /* 1932 * If we're out of resources, just send a BUSY status back. 1933 */ 1934 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1935 if (atiop == NULL) { 1936 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 1937 goto noresrc; 1938 } 1939 1940 oatp = isp_find_atpd(isp, chan, aep->at_rxid); 1941 if (oatp) { 1942 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", 1943 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 1944 /* 1945 * It's not a "no resource" condition- but we can treat it like one 1946 */ 1947 goto noresrc; 1948 } 1949 atp = isp_get_atpd(isp, chan, aep->at_rxid); 1950 if (atp == NULL) { 1951 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 1952 goto noresrc; 1953 } 1954 atp->word3 = lp->prli_word3; 1955 atp->state = ATPD_STATE_ATIO; 1956 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1957 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO\n"); 1958 atiop->init_id = FC_PORTDB_TGT(isp, chan, lp); 1959 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 1960 atiop->ccb_h.target_lun = lun; 1961 atiop->sense_len = 0; 1962 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 1963 if (cdbxlen) { 1964 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 1965 } 1966 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 1967 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 1968 atiop->cdb_len = cdbxlen; 1969 atiop->ccb_h.status = CAM_CDB_RECVD; 1970 atiop->tag_id = atp->tag; 1971 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 1972 case FCP_CMND_TASK_ATTR_SIMPLE: 1973 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1974 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1975 break; 1976 case FCP_CMND_TASK_ATTR_HEAD: 1977 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1978 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1979 break; 1980 case FCP_CMND_TASK_ATTR_ORDERED: 1981 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1982 atiop->tag_action = MSG_ORDERED_Q_TAG; 1983 break; 1984 default: 1985 /* FALLTHROUGH */ 1986 case FCP_CMND_TASK_ATTR_ACA: 1987 case FCP_CMND_TASK_ATTR_UNTAGGED: 1988 atiop->tag_action = 0; 1989 break; 1990 } 1991 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 1992 atp->bytes_xfered = 0; 1993 atp->lun = lun; 1994 atp->nphdl = nphdl; 1995 atp->sid = sid; 1996 atp->did = did; 1997 atp->oxid = aep->at_hdr.ox_id; 1998 atp->rxid = aep->at_hdr.rx_id; 1999 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2000 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2001 atp->state = ATPD_STATE_CAM; 2002 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u", 2003 aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 2004 xpt_done((union ccb *)atiop); 2005 return; 2006 noresrc: 2007 if (atp) 2008 isp_put_atpd(isp, chan, atp); 2009 ntp = isp_get_ntpd(isp, chan); 2010 if (ntp == NULL) { 2011 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2012 return; 2013 } 2014 memcpy(ntp->data, aep, QENTRY_LEN); 2015 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next); 2016 } 2017 2018 2019 /* 2020 * Handle starting an SRR (sequence retransmit request) 2021 * We get here when we've gotten the immediate notify 2022 * and the return of all outstanding CTIOs for this 2023 * transaction. 2024 */ 2025 static void 2026 isp_handle_srr_start(ispsoftc_t *isp, atio_private_data_t *atp) 2027 { 2028 in_fcentry_24xx_t *inot; 2029 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2030 union ccb *ccb; 2031 2032 inot = (in_fcentry_24xx_t *)atp->srr; 2033 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2034 ccb = atp->srr_ccb; 2035 atp->srr_ccb = NULL; 2036 atp->nsrr++; 2037 if (ccb == NULL) { 2038 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2039 goto fail; 2040 } 2041 2042 ccb_off = ccb->ccb_h.spriv_field0; 2043 ccb_len = ccb->csio.dxfer_len; 2044 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2045 2046 switch (inot->in_srr_iu) { 2047 case R_CTL_INFO_SOLICITED_DATA: 2048 /* 2049 * We have to restart a FCP_DATA data out transaction 2050 */ 2051 atp->sendst = 0; 2052 atp->bytes_xfered = srr_off; 2053 if (ccb_len == 0) { 2054 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2055 goto mdp; 2056 } 2057 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2058 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); 2059 goto mdp; 2060 } 2061 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); 2062 break; 2063 case R_CTL_INFO_COMMAND_STATUS: 2064 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2065 atp->sendst = 1; 2066 /* 2067 * We have to restart a FCP_RSP IU transaction 2068 */ 2069 break; 2070 case R_CTL_INFO_DATA_DESCRIPTOR: 2071 /* 2072 * We have to restart an FCP DATA in transaction 2073 */ 2074 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2075 goto fail; 2076 2077 default: 2078 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2079 goto fail; 2080 } 2081 2082 /* 2083 * We can't do anything until this is acked, so we might as well start it now. 2084 * We aren't going to do the usual asynchronous ack issue because we need 2085 * to make sure this gets on the wire first. 2086 */ 2087 if (isp_notify_ack(isp, inot)) { 2088 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2089 goto fail; 2090 } 2091 isp_target_start_ctio(isp, ccb, FROM_SRR); 2092 return; 2093 fail: 2094 inot->in_reserved = 1; 2095 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2096 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2097 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2098 isp_complete_ctio(ccb); 2099 return; 2100 mdp: 2101 if (isp_notify_ack(isp, inot)) { 2102 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2103 goto fail; 2104 } 2105 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2106 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2107 /* 2108 * This is not a strict interpretation of MDP, but it's close 2109 */ 2110 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2111 ccb->csio.msg_len = 7; 2112 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2113 ccb->csio.msg_ptr[1] = 5; 2114 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2115 ccb->csio.msg_ptr[3] = srr_off >> 24; 2116 ccb->csio.msg_ptr[4] = srr_off >> 16; 2117 ccb->csio.msg_ptr[5] = srr_off >> 8; 2118 ccb->csio.msg_ptr[6] = srr_off; 2119 isp_complete_ctio(ccb); 2120 } 2121 2122 2123 static void 2124 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2125 { 2126 in_fcentry_24xx_t *inot = inot_raw; 2127 atio_private_data_t *atp; 2128 uint32_t tag = inot->in_rxid; 2129 uint32_t bus = inot->in_vpidx; 2130 2131 if (!IS_24XX(isp)) { 2132 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2133 return; 2134 } 2135 2136 atp = isp_find_atpd(isp, bus, tag); 2137 if (atp == NULL) { 2138 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2139 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2140 return; 2141 } 2142 atp->srr_notify_rcvd = 1; 2143 memcpy(atp->srr, inot, sizeof (atp->srr)); 2144 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, 2145 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2146 if (atp->srr_ccb) 2147 isp_handle_srr_start(isp, atp); 2148 } 2149 2150 static void 2151 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2152 { 2153 union ccb *ccb; 2154 int sentstatus = 0, ok = 0, notify_cam = 0, failure = 0; 2155 atio_private_data_t *atp = NULL; 2156 int bus; 2157 uint32_t handle, data_requested, resid; 2158 2159 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2160 ccb = isp_find_xs(isp, handle); 2161 if (ccb == NULL) { 2162 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2163 return; 2164 } 2165 isp_destroy_handle(isp, handle); 2166 resid = data_requested = PISP_PCMD(ccb)->datalen; 2167 isp_free_pcmd(isp, ccb); 2168 if (isp->isp_nactive) { 2169 isp->isp_nactive--; 2170 } 2171 2172 bus = XS_CHANNEL(ccb); 2173 if (IS_24XX(isp)) { 2174 atp = isp_find_atpd(isp, bus, ((ct7_entry_t *)arg)->ct_rxid); 2175 } else { 2176 atp = isp_find_atpd(isp, bus, ((ct2_entry_t *)arg)->ct_rxid); 2177 } 2178 if (atp == NULL) { 2179 /* 2180 * XXX: isp_clear_commands() generates fake CTIO with zero 2181 * ct_rxid value, filling only ct_syshandle. Workaround 2182 * that using tag_id from the CCB, pointed by ct_syshandle. 2183 */ 2184 atp = isp_find_atpd(isp, bus, ccb->csio.tag_id); 2185 } 2186 if (atp == NULL) { 2187 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2188 return; 2189 } 2190 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2191 atp->bytes_in_transit -= data_requested; 2192 atp->ctcnt -= 1; 2193 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2194 2195 if (IS_24XX(isp)) { 2196 ct7_entry_t *ct = arg; 2197 2198 if (ct->ct_nphdl == CT7_SRR) { 2199 atp->srr_ccb = ccb; 2200 if (atp->srr_notify_rcvd) 2201 isp_handle_srr_start(isp, atp); 2202 return; 2203 } 2204 if (ct->ct_nphdl == CT_HBA_RESET) { 2205 sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) && 2206 (atp->sendst == 0); 2207 failure = CAM_UNREC_HBA_ERROR; 2208 } else { 2209 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2210 ok = (ct->ct_nphdl == CT7_OK); 2211 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2212 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) 2213 resid = ct->ct_resid; 2214 } 2215 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), 2216 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2217 } else { 2218 ct2_entry_t *ct = arg; 2219 if (ct->ct_status == CT_SRR) { 2220 atp->srr_ccb = ccb; 2221 if (atp->srr_notify_rcvd) 2222 isp_handle_srr_start(isp, atp); 2223 isp_target_putback_atio(ccb); 2224 return; 2225 } 2226 if (ct->ct_status == CT_HBA_RESET) { 2227 sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) && 2228 (atp->sendst == 0); 2229 failure = CAM_UNREC_HBA_ERROR; 2230 } else { 2231 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2232 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2233 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2234 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) 2235 resid = ct->ct_resid; 2236 } 2237 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), 2238 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2239 } 2240 if (ok) { 2241 if (data_requested > 0) { 2242 atp->bytes_xfered += data_requested - resid; 2243 ccb->csio.resid = ccb->csio.dxfer_len - 2244 (data_requested - resid); 2245 } 2246 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) 2247 ccb->ccb_h.status |= CAM_SENT_SENSE; 2248 ccb->ccb_h.status |= CAM_REQ_CMP; 2249 } else { 2250 notify_cam = 1; 2251 if (failure == CAM_UNREC_HBA_ERROR) 2252 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2253 else 2254 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2255 } 2256 atp->state = ATPD_STATE_PDON; 2257 2258 /* 2259 * We never *not* notify CAM when there has been any error (ok == 0), 2260 * so we never need to do an ATIO putback if we're not notifying CAM. 2261 */ 2262 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 2263 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 2264 if (notify_cam == 0) { 2265 if (atp->sendst) { 2266 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 2267 } 2268 return; 2269 } 2270 2271 /* 2272 * We are done with this ATIO if we successfully sent status. 2273 * In all other cases expect either another CTIO or XPT_ABORT. 2274 */ 2275 if (ok && sentstatus) 2276 isp_put_atpd(isp, bus, atp); 2277 2278 /* 2279 * We're telling CAM we're done with this CTIO transaction. 2280 * 2281 * 24XX cards never need an ATIO put back. 2282 * 2283 * Other cards need one put back only on error. 2284 * In the latter case, a timeout will re-fire 2285 * and try again in case we didn't have 2286 * queue resources to do so at first. In any case, 2287 * once the putback is done we do the completion 2288 * call. 2289 */ 2290 if (ok || IS_24XX(isp)) { 2291 isp_complete_ctio(ccb); 2292 } else { 2293 isp_target_putback_atio(ccb); 2294 } 2295 } 2296 2297 static void 2298 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2299 { 2300 int needack = 1; 2301 switch (inp->in_status) { 2302 case IN_PORT_LOGOUT: 2303 /* 2304 * XXX: Need to delete this initiator's WWN from the database 2305 * XXX: Need to send this LOGOUT upstream 2306 */ 2307 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2308 break; 2309 case IN_PORT_CHANGED: 2310 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2311 break; 2312 case IN_GLOBAL_LOGO: 2313 isp_del_all_wwn_entries(isp, 0); 2314 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2315 break; 2316 case IN_ABORT_TASK: 2317 { 2318 uint16_t nphdl, lun; 2319 uint32_t sid; 2320 uint64_t wwn; 2321 fcportdb_t *lp; 2322 isp_notify_t tmp, *nt = &tmp; 2323 2324 if (ISP_CAP_SCCFW(isp)) { 2325 lun = inp->in_scclun; 2326 } else { 2327 lun = inp->in_lun; 2328 } 2329 if (ISP_CAP_2KLOGIN(isp)) { 2330 nphdl = ((in_fcentry_e_t *)inp)->in_iid; 2331 } else { 2332 nphdl = inp->in_iid; 2333 } 2334 if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) { 2335 wwn = lp->port_wwn; 2336 sid = lp->portid; 2337 } else { 2338 wwn = INI_ANY; 2339 sid = PORT_ANY; 2340 } 2341 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx", 2342 inp->in_seqid, (unsigned long long) wwn); 2343 2344 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2345 nt->nt_hba = isp; 2346 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2347 nt->nt_wwn = wwn; 2348 nt->nt_nphdl = nphdl; 2349 nt->nt_sid = sid; 2350 nt->nt_did = PORT_ANY; 2351 nt->nt_lun = lun; 2352 nt->nt_tagval = inp->in_seqid; 2353 nt->nt_tagval |= (((uint64_t)(isp->isp_serno++)) << 32); 2354 nt->nt_need_ack = 1; 2355 nt->nt_channel = 0; 2356 nt->nt_ncode = NT_ABORT_TASK; 2357 nt->nt_lreserved = inp; 2358 isp_handle_platform_target_tmf(isp, nt); 2359 needack = 0; 2360 break; 2361 } 2362 default: 2363 break; 2364 } 2365 if (needack) { 2366 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 2367 } 2368 } 2369 2370 static void 2371 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2372 { 2373 uint16_t nphdl; 2374 uint16_t prli_options = 0; 2375 uint32_t portid; 2376 fcportdb_t *lp; 2377 char *msg = NULL; 2378 uint8_t *ptr = (uint8_t *)inot; 2379 uint64_t wwpn = INI_NONE, wwnn = INI_NONE; 2380 2381 nphdl = inot->in_nphdl; 2382 if (nphdl != NIL_HANDLE) { 2383 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2384 } else { 2385 portid = PORT_ANY; 2386 } 2387 2388 switch (inot->in_status) { 2389 case IN24XX_ELS_RCVD: 2390 { 2391 char buf[16]; 2392 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2393 2394 /* 2395 * Note that we're just getting notification that an ELS was received 2396 * (possibly with some associated information sent upstream). This is 2397 * *not* the same as being given the ELS frame to accept or reject. 2398 */ 2399 switch (inot->in_status_subcode) { 2400 case LOGO: 2401 msg = "LOGO"; 2402 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2403 isp_del_wwn_entry(isp, chan, wwpn, nphdl, portid); 2404 break; 2405 case PRLO: 2406 msg = "PRLO"; 2407 break; 2408 case PLOGI: 2409 msg = "PLOGI"; 2410 wwnn = be64dec(&ptr[IN24XX_PLOGI_WWNN_OFF]); 2411 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2412 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2413 nphdl, portid, prli_options); 2414 break; 2415 case PRLI: 2416 msg = "PRLI"; 2417 prli_options = inot->in_prli_options; 2418 if (inot->in_flags & IN24XX_FLAG_PN_NN_VALID) 2419 wwnn = be64dec(&ptr[IN24XX_PRLI_WWNN_OFF]); 2420 wwpn = be64dec(&ptr[IN24XX_PRLI_WWPN_OFF]); 2421 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2422 nphdl, portid, prli_options); 2423 break; 2424 case PDISC: 2425 msg = "PDISC"; 2426 break; 2427 case ADISC: 2428 msg = "ADISC"; 2429 break; 2430 default: 2431 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2432 msg = buf; 2433 break; 2434 } 2435 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2436 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); 2437 break; 2438 } 2439 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, 2440 inot->in_rxid, inot->in_oxid); 2441 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2442 break; 2443 } 2444 2445 case IN24XX_PORT_LOGOUT: 2446 msg = "PORT LOGOUT"; 2447 if (isp_find_pdb_by_handle(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2448 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2449 } 2450 /* FALLTHROUGH */ 2451 case IN24XX_PORT_CHANGED: 2452 if (msg == NULL) 2453 msg = "PORT CHANGED"; 2454 /* FALLTHROUGH */ 2455 case IN24XX_LIP_RESET: 2456 if (msg == NULL) 2457 msg = "LIP RESET"; 2458 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); 2459 2460 /* 2461 * All subcodes here are irrelevant. What is relevant 2462 * is that we need to terminate all active commands from 2463 * this initiator (known by N-port handle). 2464 */ 2465 /* XXX IMPLEMENT XXX */ 2466 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2467 break; 2468 2469 case IN24XX_SRR_RCVD: 2470 #ifdef ISP_TARGET_MODE 2471 isp_handle_srr_notify(isp, inot); 2472 break; 2473 #else 2474 if (msg == NULL) 2475 msg = "SRR RCVD"; 2476 /* FALLTHROUGH */ 2477 #endif 2478 case IN24XX_LINK_RESET: 2479 if (msg == NULL) 2480 msg = "LINK RESET"; 2481 case IN24XX_LINK_FAILED: 2482 if (msg == NULL) 2483 msg = "LINK FAILED"; 2484 default: 2485 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), msg); 2486 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2487 break; 2488 } 2489 } 2490 2491 static int 2492 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp, uint32_t rsp) 2493 { 2494 2495 if (isp->isp_state != ISP_RUNSTATE) { 2496 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2497 return (0); 2498 } 2499 2500 /* 2501 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2502 */ 2503 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2504 ct7_entry_t local, *cto = &local; 2505 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2506 fcportdb_t *lp; 2507 uint32_t sid; 2508 uint16_t nphdl; 2509 2510 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2511 if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) { 2512 nphdl = lp->handle; 2513 } else { 2514 nphdl = NIL_HANDLE; 2515 } 2516 ISP_MEMZERO(&local, sizeof (local)); 2517 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2518 cto->ct_header.rqs_entry_count = 1; 2519 cto->ct_nphdl = nphdl; 2520 cto->ct_rxid = aep->at_rxid; 2521 cto->ct_vpidx = mp->nt_channel; 2522 cto->ct_iid_lo = sid; 2523 cto->ct_iid_hi = sid >> 16; 2524 cto->ct_oxid = aep->at_hdr.ox_id; 2525 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2526 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2527 if (rsp != 0) { 2528 cto->ct_scsi_status |= (FCP_RSPLEN_VALID << 8); 2529 cto->rsp.m1.ct_resplen = 4; 2530 ISP_MEMZERO(cto->rsp.m1.ct_resp, sizeof (cto->rsp.m1.ct_resp)); 2531 cto->rsp.m1.ct_resp[0] = rsp & 0xff; 2532 cto->rsp.m1.ct_resp[1] = (rsp >> 8) & 0xff; 2533 cto->rsp.m1.ct_resp[2] = (rsp >> 16) & 0xff; 2534 cto->rsp.m1.ct_resp[3] = (rsp >> 24) & 0xff; 2535 } 2536 return (isp_target_put_entry(isp, &local)); 2537 } 2538 2539 /* 2540 * This case is for a responding to an ABTS frame 2541 */ 2542 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2543 2544 /* 2545 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2546 */ 2547 if (mp->nt_need_ack) { 2548 uint8_t storage[QENTRY_LEN]; 2549 ct7_entry_t *cto = (ct7_entry_t *) storage; 2550 abts_t *abts = (abts_t *)mp->nt_lreserved; 2551 2552 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2553 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2554 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2555 cto->ct_header.rqs_entry_count = 1; 2556 cto->ct_nphdl = mp->nt_nphdl; 2557 cto->ct_rxid = abts->abts_rxid_task; 2558 cto->ct_iid_lo = mp->nt_sid; 2559 cto->ct_iid_hi = mp->nt_sid >> 16; 2560 cto->ct_oxid = abts->abts_ox_id; 2561 cto->ct_vpidx = mp->nt_channel; 2562 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2563 if (isp_target_put_entry(isp, cto)) { 2564 return (ENOMEM); 2565 } 2566 mp->nt_need_ack = 0; 2567 } 2568 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2569 return (ENOMEM); 2570 } else { 2571 return (0); 2572 } 2573 } 2574 2575 /* 2576 * Handle logout cases here 2577 */ 2578 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2579 isp_del_all_wwn_entries(isp, mp->nt_channel); 2580 } 2581 2582 if (mp->nt_ncode == NT_LOGOUT) { 2583 if (!IS_2100(isp) && IS_FC(isp)) { 2584 isp_del_wwn_entries(isp, mp); 2585 } 2586 } 2587 2588 /* 2589 * General purpose acknowledgement 2590 */ 2591 if (mp->nt_need_ack) { 2592 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2593 /* 2594 * Don't need to use the guaranteed send because the caller can retry 2595 */ 2596 return (isp_notify_ack(isp, mp->nt_lreserved)); 2597 } 2598 return (0); 2599 } 2600 2601 /* 2602 * Handle task management functions. 2603 * 2604 * We show up here with a notify structure filled out. 2605 * 2606 * The nt_lreserved tag points to the original queue entry 2607 */ 2608 static void 2609 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2610 { 2611 tstate_t *tptr; 2612 fcportdb_t *lp; 2613 struct ccb_immediate_notify *inot; 2614 inot_private_data_t *ntp = NULL; 2615 lun_id_t lun; 2616 2617 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2618 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2619 /* 2620 * NB: This assignment is necessary because of tricky type conversion. 2621 * XXX: This is tricky and I need to check this. If the lun isn't known 2622 * XXX: for the task management function, it does not of necessity follow 2623 * XXX: that it should go up stream to the wildcard listener. 2624 */ 2625 if (notify->nt_lun == LUN_ANY) { 2626 lun = CAM_LUN_WILDCARD; 2627 } else { 2628 lun = notify->nt_lun; 2629 } 2630 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2631 if (tptr == NULL) { 2632 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2633 if (tptr == NULL) { 2634 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2635 goto bad; 2636 } 2637 } 2638 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2639 if (inot == NULL) { 2640 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2641 goto bad; 2642 } 2643 2644 if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 && 2645 isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) { 2646 inot->initiator_id = CAM_TARGET_WILDCARD; 2647 } else { 2648 inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp); 2649 } 2650 inot->seq_id = notify->nt_tagval; 2651 inot->tag_id = notify->nt_tagval >> 32; 2652 2653 switch (notify->nt_ncode) { 2654 case NT_ABORT_TASK: 2655 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, inot->tag_id); 2656 inot->arg = MSG_ABORT_TASK; 2657 break; 2658 case NT_ABORT_TASK_SET: 2659 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, TAG_ANY); 2660 inot->arg = MSG_ABORT_TASK_SET; 2661 break; 2662 case NT_CLEAR_ACA: 2663 inot->arg = MSG_CLEAR_ACA; 2664 break; 2665 case NT_CLEAR_TASK_SET: 2666 inot->arg = MSG_CLEAR_TASK_SET; 2667 break; 2668 case NT_LUN_RESET: 2669 inot->arg = MSG_LOGICAL_UNIT_RESET; 2670 break; 2671 case NT_TARGET_RESET: 2672 inot->arg = MSG_TARGET_RESET; 2673 break; 2674 case NT_QUERY_TASK_SET: 2675 inot->arg = MSG_QUERY_TASK_SET; 2676 break; 2677 case NT_QUERY_ASYNC_EVENT: 2678 inot->arg = MSG_QUERY_ASYNC_EVENT; 2679 break; 2680 default: 2681 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); 2682 goto bad; 2683 } 2684 2685 ntp = isp_get_ntpd(isp, notify->nt_channel); 2686 if (ntp == NULL) { 2687 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2688 goto bad; 2689 } 2690 ISP_MEMCPY(&ntp->nt, notify, sizeof (isp_notify_t)); 2691 if (notify->nt_lreserved) { 2692 ISP_MEMCPY(&ntp->data, notify->nt_lreserved, QENTRY_LEN); 2693 ntp->nt.nt_lreserved = &ntp->data; 2694 } 2695 ntp->seq_id = notify->nt_tagval; 2696 ntp->tag_id = notify->nt_tagval >> 32; 2697 2698 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2699 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "Take FREE INOT\n"); 2700 inot->ccb_h.status = CAM_MESSAGE_RECV; 2701 xpt_done((union ccb *)inot); 2702 return; 2703 bad: 2704 if (notify->nt_need_ack && notify->nt_lreserved) { 2705 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2706 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 2707 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 2708 } 2709 } else { 2710 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 2711 } 2712 } 2713 } 2714 2715 static void 2716 isp_target_mark_aborted_early(ispsoftc_t *isp, int chan, tstate_t *tptr, uint32_t tag_id) 2717 { 2718 atio_private_data_t *atp, *atpool; 2719 inot_private_data_t *ntp, *tmp; 2720 uint32_t this_tag_id; 2721 2722 /* 2723 * First, clean any commands pending restart 2724 */ 2725 STAILQ_FOREACH_SAFE(ntp, &tptr->restart_queue, next, tmp) { 2726 if (IS_24XX(isp)) 2727 this_tag_id = ((at7_entry_t *)ntp->data)->at_rxid; 2728 else 2729 this_tag_id = ((at2_entry_t *)ntp->data)->at_rxid; 2730 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 2731 isp_endcmd(isp, ntp->data, NIL_HANDLE, chan, 2732 ECMD_TERMINATE, 0); 2733 isp_put_ntpd(isp, chan, ntp); 2734 STAILQ_REMOVE(&tptr->restart_queue, ntp, 2735 inot_private_data, next); 2736 } 2737 } 2738 2739 /* 2740 * Now mark other ones dead as well. 2741 */ 2742 ISP_GET_PC(isp, chan, atpool, atpool); 2743 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) { 2744 if (atp->lun != tptr->ts_lun) 2745 continue; 2746 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) 2747 atp->dead = 1; 2748 } 2749 } 2750 #endif 2751 2752 static void 2753 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 2754 { 2755 struct cam_sim *sim; 2756 int bus, tgt; 2757 ispsoftc_t *isp; 2758 2759 sim = (struct cam_sim *)cbarg; 2760 isp = (ispsoftc_t *) cam_sim_softc(sim); 2761 bus = cam_sim_bus(sim); 2762 tgt = xpt_path_target_id(path); 2763 2764 switch (code) { 2765 case AC_LOST_DEVICE: 2766 if (IS_SCSI(isp)) { 2767 uint16_t oflags, nflags; 2768 sdparam *sdp = SDPARAM(isp, bus); 2769 2770 if (tgt >= 0) { 2771 nflags = sdp->isp_devparam[tgt].nvrm_flags; 2772 nflags &= DPARM_SAFE_DFLT; 2773 if (isp->isp_loaded_fw) { 2774 nflags |= DPARM_NARROW | DPARM_ASYNC; 2775 } 2776 oflags = sdp->isp_devparam[tgt].goal_flags; 2777 sdp->isp_devparam[tgt].goal_flags = nflags; 2778 sdp->isp_devparam[tgt].dev_update = 1; 2779 sdp->update = 1; 2780 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 2781 sdp->isp_devparam[tgt].goal_flags = oflags; 2782 } 2783 } 2784 break; 2785 default: 2786 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 2787 break; 2788 } 2789 } 2790 2791 static void 2792 isp_poll(struct cam_sim *sim) 2793 { 2794 ispsoftc_t *isp = cam_sim_softc(sim); 2795 2796 ISP_RUN_ISR(isp); 2797 } 2798 2799 2800 static void 2801 isp_watchdog(void *arg) 2802 { 2803 struct ccb_scsiio *xs = arg; 2804 ispsoftc_t *isp; 2805 uint32_t ohandle = ISP_HANDLE_FREE, handle; 2806 2807 isp = XS_ISP(xs); 2808 2809 handle = isp_find_handle(isp, xs); 2810 2811 /* 2812 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 2813 */ 2814 if (handle != ISP_HANDLE_FREE) { 2815 ISP_RUN_ISR(isp); 2816 ohandle = handle; 2817 handle = isp_find_handle(isp, xs); 2818 } 2819 if (handle != ISP_HANDLE_FREE) { 2820 /* 2821 * Try and make sure the command is really dead before 2822 * we release the handle (and DMA resources) for reuse. 2823 * 2824 * If we are successful in aborting the command then 2825 * we're done here because we'll get the command returned 2826 * back separately. 2827 */ 2828 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 2829 return; 2830 } 2831 2832 /* 2833 * Note that after calling the above, the command may in 2834 * fact have been completed. 2835 */ 2836 xs = isp_find_xs(isp, handle); 2837 2838 /* 2839 * If the command no longer exists, then we won't 2840 * be able to find the xs again with this handle. 2841 */ 2842 if (xs == NULL) { 2843 return; 2844 } 2845 2846 /* 2847 * After this point, the command is really dead. 2848 */ 2849 if (XS_XFRLEN(xs)) { 2850 ISP_DMAFREE(isp, xs, handle); 2851 } 2852 isp_destroy_handle(isp, handle); 2853 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 2854 xs->ccb_h.status &= ~CAM_STATUS_MASK; 2855 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 2856 isp_prt_endcmd(isp, xs); 2857 isp_done(xs); 2858 } else { 2859 if (ohandle != ISP_HANDLE_FREE) { 2860 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 2861 } else { 2862 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 2863 } 2864 } 2865 } 2866 2867 static void 2868 isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 2869 { 2870 union ccb *ccb; 2871 struct isp_fc *fc = ISP_FC_PC(isp, chan); 2872 2873 /* 2874 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 2875 */ 2876 ccb = xpt_alloc_ccb_nowait(); 2877 if (ccb == NULL) { 2878 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 2879 return; 2880 } 2881 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 2882 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2883 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 2884 xpt_free_ccb(ccb); 2885 return; 2886 } 2887 xpt_rescan(ccb); 2888 } 2889 2890 static void 2891 isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 2892 { 2893 struct cam_path *tp; 2894 struct isp_fc *fc = ISP_FC_PC(isp, chan); 2895 2896 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 2897 xpt_async(AC_LOST_DEVICE, tp, NULL); 2898 xpt_free_path(tp); 2899 } 2900 } 2901 2902 /* 2903 * Gone Device Timer Function- when we have decided that a device has gone 2904 * away, we wait a specific period of time prior to telling the OS it has 2905 * gone away. 2906 * 2907 * This timer function fires once a second and then scans the port database 2908 * for devices that are marked dead but still have a virtual target assigned. 2909 * We decrement a counter for that port database entry, and when it hits zero, 2910 * we tell the OS the device has gone away. 2911 */ 2912 static void 2913 isp_gdt(void *arg) 2914 { 2915 struct isp_fc *fc = arg; 2916 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 2917 } 2918 2919 static void 2920 isp_gdt_task(void *arg, int pending) 2921 { 2922 struct isp_fc *fc = arg; 2923 ispsoftc_t *isp = fc->isp; 2924 int chan = fc - isp->isp_osinfo.pc.fc; 2925 fcportdb_t *lp; 2926 struct ac_contract ac; 2927 struct ac_device_changed *adc; 2928 int dbidx, more_to_do = 0; 2929 2930 ISP_LOCK(isp); 2931 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 2932 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 2933 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 2934 2935 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 2936 continue; 2937 } 2938 if (lp->gone_timer != 0) { 2939 lp->gone_timer -= 1; 2940 more_to_do++; 2941 continue; 2942 } 2943 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout"); 2944 if (lp->is_target) { 2945 lp->is_target = 0; 2946 isp_make_gone(isp, lp, chan, dbidx); 2947 } 2948 if (lp->is_initiator) { 2949 lp->is_initiator = 0; 2950 ac.contract_number = AC_CONTRACT_DEV_CHG; 2951 adc = (struct ac_device_changed *) ac.contract_data; 2952 adc->wwpn = lp->port_wwn; 2953 adc->port = lp->portid; 2954 adc->target = dbidx; 2955 adc->arrived = 0; 2956 xpt_async(AC_CONTRACT, fc->path, &ac); 2957 } 2958 lp->state = FC_PORTDB_STATE_NIL; 2959 } 2960 if (fc->ready) { 2961 if (more_to_do) { 2962 callout_reset(&fc->gdt, hz, isp_gdt, fc); 2963 } else { 2964 callout_deactivate(&fc->gdt); 2965 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 2966 } 2967 } 2968 ISP_UNLOCK(isp); 2969 } 2970 2971 /* 2972 * When loop goes down we remember the time and freeze CAM command queue. 2973 * During some time period we are trying to reprobe the loop. But if we 2974 * fail, we tell the OS that devices have gone away and drop the freeze. 2975 * 2976 * We don't clear the devices out of our port database because, when loop 2977 * come back up, we have to do some actual cleanup with the chip at that 2978 * point (implicit PLOGO, e.g., to get the chip's port database state right). 2979 */ 2980 static void 2981 isp_loop_changed(ispsoftc_t *isp, int chan) 2982 { 2983 fcparam *fcp = FCPARAM(isp, chan); 2984 struct isp_fc *fc = ISP_FC_PC(isp, chan); 2985 2986 if (fc->loop_down_time) 2987 return; 2988 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan); 2989 if (fcp->role & ISP_ROLE_INITIATOR) 2990 isp_freeze_loopdown(isp, chan); 2991 fc->loop_down_time = time_uptime; 2992 wakeup(fc); 2993 } 2994 2995 static void 2996 isp_loop_up(ispsoftc_t *isp, int chan) 2997 { 2998 struct isp_fc *fc = ISP_FC_PC(isp, chan); 2999 3000 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan); 3001 fc->loop_seen_once = 1; 3002 fc->loop_down_time = 0; 3003 isp_unfreeze_loopdown(isp, chan); 3004 } 3005 3006 static void 3007 isp_loop_dead(ispsoftc_t *isp, int chan) 3008 { 3009 fcparam *fcp = FCPARAM(isp, chan); 3010 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3011 fcportdb_t *lp; 3012 struct ac_contract ac; 3013 struct ac_device_changed *adc; 3014 int dbidx, i; 3015 3016 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan); 3017 3018 /* 3019 * Notify to the OS all targets who we now consider have departed. 3020 */ 3021 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3022 lp = &fcp->portdb[dbidx]; 3023 3024 if (lp->state == FC_PORTDB_STATE_NIL) 3025 continue; 3026 3027 /* 3028 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 3029 */ 3030 for (i = 0; i < isp->isp_maxcmds; i++) { 3031 struct ccb_scsiio *xs; 3032 3033 if (ISP_H2HT(isp->isp_xflist[i].handle) != ISP_HANDLE_INITIATOR) { 3034 continue; 3035 } 3036 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 3037 continue; 3038 } 3039 if (dbidx != XS_TGT(xs)) { 3040 continue; 3041 } 3042 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout", 3043 isp->isp_xflist[i].handle, chan, XS_TGT(xs), 3044 (uintmax_t)XS_LUN(xs)); 3045 } 3046 3047 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout"); 3048 if (lp->is_target) { 3049 lp->is_target = 0; 3050 isp_make_gone(isp, lp, chan, dbidx); 3051 } 3052 if (lp->is_initiator) { 3053 lp->is_initiator = 0; 3054 ac.contract_number = AC_CONTRACT_DEV_CHG; 3055 adc = (struct ac_device_changed *) ac.contract_data; 3056 adc->wwpn = lp->port_wwn; 3057 adc->port = lp->portid; 3058 adc->target = dbidx; 3059 adc->arrived = 0; 3060 xpt_async(AC_CONTRACT, fc->path, &ac); 3061 } 3062 } 3063 3064 isp_unfreeze_loopdown(isp, chan); 3065 fc->loop_down_time = 0; 3066 } 3067 3068 static void 3069 isp_kthread(void *arg) 3070 { 3071 struct isp_fc *fc = arg; 3072 ispsoftc_t *isp = fc->isp; 3073 int chan = fc - isp->isp_osinfo.pc.fc; 3074 int slp = 0, d; 3075 int lb, lim; 3076 3077 mtx_lock(&isp->isp_osinfo.lock); 3078 3079 while (isp->isp_osinfo.is_exiting == 0) { 3080 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3081 "Chan %d Checking FC state", chan); 3082 lb = isp_fc_runstate(isp, chan, 250000); 3083 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3084 "Chan %d FC got to %s state", chan, 3085 isp_fc_loop_statename(lb)); 3086 3087 /* 3088 * Our action is different based upon whether we're supporting 3089 * Initiator mode or not. If we are, we might freeze the simq 3090 * when loop is down and set all sorts of different delays to 3091 * check again. 3092 * 3093 * If not, we simply just wait for loop to come up. 3094 */ 3095 if (lb == LOOP_READY || lb < 0) { 3096 slp = 0; 3097 } else { 3098 /* 3099 * If we've never seen loop up and we've waited longer 3100 * than quickboot time, or we've seen loop up but we've 3101 * waited longer than loop_down_limit, give up and go 3102 * to sleep until loop comes up. 3103 */ 3104 if (fc->loop_seen_once == 0) 3105 lim = isp_quickboot_time; 3106 else 3107 lim = fc->loop_down_limit; 3108 d = time_uptime - fc->loop_down_time; 3109 if (d >= lim) 3110 slp = 0; 3111 else if (d < 10) 3112 slp = 1; 3113 else if (d < 30) 3114 slp = 5; 3115 else if (d < 60) 3116 slp = 10; 3117 else if (d < 120) 3118 slp = 20; 3119 else 3120 slp = 30; 3121 } 3122 3123 if (slp == 0) { 3124 if (lb == LOOP_READY) 3125 isp_loop_up(isp, chan); 3126 else 3127 isp_loop_dead(isp, chan); 3128 } 3129 3130 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3131 "Chan %d sleep for %d seconds", chan, slp); 3132 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 3133 } 3134 fc->num_threads -= 1; 3135 mtx_unlock(&isp->isp_osinfo.lock); 3136 kthread_exit(); 3137 } 3138 3139 #ifdef ISP_TARGET_MODE 3140 static void 3141 isp_abort_atio(ispsoftc_t *isp, union ccb *ccb) 3142 { 3143 atio_private_data_t *atp; 3144 union ccb *accb = ccb->cab.abort_ccb; 3145 struct ccb_hdr *sccb; 3146 tstate_t *tptr; 3147 3148 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3149 if (tptr != NULL) { 3150 /* Search for the ATIO among queueued. */ 3151 SLIST_FOREACH(sccb, &tptr->atios, sim_links.sle) { 3152 if (sccb != &accb->ccb_h) 3153 continue; 3154 SLIST_REMOVE(&tptr->atios, sccb, ccb_hdr, sim_links.sle); 3155 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, sccb->path, 3156 "Abort FREE ATIO\n"); 3157 accb->ccb_h.status = CAM_REQ_ABORTED; 3158 xpt_done(accb); 3159 ccb->ccb_h.status = CAM_REQ_CMP; 3160 return; 3161 } 3162 } 3163 3164 /* Search for the ATIO among running. */ 3165 atp = isp_find_atpd(isp, XS_CHANNEL(accb), accb->atio.tag_id); 3166 if (atp != NULL) { 3167 /* Send TERMINATE to firmware. */ 3168 if (!atp->dead && IS_24XX(isp)) { 3169 uint8_t storage[QENTRY_LEN]; 3170 ct7_entry_t *cto = (ct7_entry_t *) storage; 3171 3172 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 3173 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3174 cto->ct_header.rqs_entry_count = 1; 3175 cto->ct_nphdl = atp->nphdl; 3176 cto->ct_rxid = atp->tag; 3177 cto->ct_iid_lo = atp->sid; 3178 cto->ct_iid_hi = atp->sid >> 16; 3179 cto->ct_oxid = atp->oxid; 3180 cto->ct_vpidx = XS_CHANNEL(accb); 3181 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 3182 isp_target_put_entry(isp, cto); 3183 } 3184 isp_put_atpd(isp, XS_CHANNEL(accb), atp); 3185 ccb->ccb_h.status = CAM_REQ_CMP; 3186 } else { 3187 ccb->ccb_h.status = CAM_UA_ABORT; 3188 } 3189 } 3190 3191 static void 3192 isp_abort_inot(ispsoftc_t *isp, union ccb *ccb) 3193 { 3194 inot_private_data_t *ntp; 3195 union ccb *accb = ccb->cab.abort_ccb; 3196 struct ccb_hdr *sccb; 3197 tstate_t *tptr; 3198 3199 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3200 if (tptr != NULL) { 3201 /* Search for the INOT among queueued. */ 3202 SLIST_FOREACH(sccb, &tptr->inots, sim_links.sle) { 3203 if (sccb != &accb->ccb_h) 3204 continue; 3205 SLIST_REMOVE(&tptr->inots, sccb, ccb_hdr, sim_links.sle); 3206 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, sccb->path, 3207 "Abort FREE INOT\n"); 3208 accb->ccb_h.status = CAM_REQ_ABORTED; 3209 xpt_done(accb); 3210 ccb->ccb_h.status = CAM_REQ_CMP; 3211 return; 3212 } 3213 } 3214 3215 /* Search for the INOT among running. */ 3216 ntp = isp_find_ntpd(isp, XS_CHANNEL(accb), accb->cin1.tag_id, accb->cin1.seq_id); 3217 if (ntp != NULL) { 3218 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, ntp->data); 3219 isp_put_ntpd(isp, XS_CHANNEL(accb), ntp); 3220 ccb->ccb_h.status = CAM_REQ_CMP; 3221 } else { 3222 ccb->ccb_h.status = CAM_UA_ABORT; 3223 return; 3224 } 3225 } 3226 #endif 3227 3228 static void 3229 isp_action(struct cam_sim *sim, union ccb *ccb) 3230 { 3231 int bus, tgt, ts, error; 3232 ispsoftc_t *isp; 3233 struct ccb_trans_settings *cts; 3234 3235 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 3236 3237 isp = (ispsoftc_t *)cam_sim_softc(sim); 3238 mtx_assert(&isp->isp_lock, MA_OWNED); 3239 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 3240 ISP_PCMD(ccb) = NULL; 3241 3242 switch (ccb->ccb_h.func_code) { 3243 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3244 bus = XS_CHANNEL(ccb); 3245 /* 3246 * Do a couple of preliminary checks... 3247 */ 3248 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3249 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3250 ccb->ccb_h.status = CAM_REQ_INVALID; 3251 isp_done((struct ccb_scsiio *) ccb); 3252 break; 3253 } 3254 } 3255 ccb->csio.req_map = NULL; 3256 #ifdef DIAGNOSTIC 3257 if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) { 3258 xpt_print(ccb->ccb_h.path, "invalid target\n"); 3259 ccb->ccb_h.status = CAM_PATH_INVALID; 3260 } else if (ISP_MAX_LUNS(isp) > 0 && 3261 ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) { 3262 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 3263 ccb->ccb_h.status = CAM_PATH_INVALID; 3264 } 3265 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 3266 xpt_done(ccb); 3267 break; 3268 } 3269 #endif 3270 ccb->csio.scsi_status = SCSI_STATUS_OK; 3271 if (isp_get_pcmd(isp, ccb)) { 3272 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 3273 cam_freeze_devq(ccb->ccb_h.path); 3274 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 3275 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3276 xpt_done(ccb); 3277 break; 3278 } 3279 error = isp_start((XS_T *) ccb); 3280 switch (error) { 3281 case CMD_QUEUED: 3282 ccb->ccb_h.status |= CAM_SIM_QUEUED; 3283 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 3284 break; 3285 } 3286 ts = ccb->ccb_h.timeout; 3287 if (ts == CAM_TIME_DEFAULT) { 3288 ts = 60*1000; 3289 } 3290 ts = isp_mstohz(ts); 3291 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 3292 break; 3293 case CMD_RQLATER: 3294 isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later", 3295 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3296 cam_freeze_devq(ccb->ccb_h.path); 3297 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3298 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3299 isp_free_pcmd(isp, ccb); 3300 xpt_done(ccb); 3301 break; 3302 case CMD_EAGAIN: 3303 isp_free_pcmd(isp, ccb); 3304 cam_freeze_devq(ccb->ccb_h.path); 3305 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 3306 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3307 xpt_done(ccb); 3308 break; 3309 case CMD_COMPLETE: 3310 isp_done((struct ccb_scsiio *) ccb); 3311 break; 3312 default: 3313 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 3314 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3315 isp_free_pcmd(isp, ccb); 3316 xpt_done(ccb); 3317 } 3318 break; 3319 3320 #ifdef ISP_TARGET_MODE 3321 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 3322 if (ccb->cel.enable) { 3323 isp_enable_lun(isp, ccb); 3324 } else { 3325 isp_disable_lun(isp, ccb); 3326 } 3327 break; 3328 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 3329 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3330 { 3331 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 3332 if (tptr == NULL) { 3333 const char *str; 3334 3335 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) 3336 str = "XPT_IMMEDIATE_NOTIFY"; 3337 else 3338 str = "XPT_ACCEPT_TARGET_IO"; 3339 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, 3340 "%s: no state pointer found for %s\n", 3341 __func__, str); 3342 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3343 xpt_done(ccb); 3344 break; 3345 } 3346 ccb->ccb_h.spriv_field0 = 0; 3347 ccb->ccb_h.spriv_ptr1 = isp; 3348 3349 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3350 ccb->atio.tag_id = 0; 3351 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 3352 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, 3353 "Put FREE ATIO\n"); 3354 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3355 ccb->cin1.seq_id = ccb->cin1.tag_id = 0; 3356 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3357 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, 3358 "Put FREE INOT\n"); 3359 } 3360 ccb->ccb_h.status = CAM_REQ_INPROG; 3361 break; 3362 } 3363 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 3364 { 3365 inot_private_data_t *ntp; 3366 3367 /* 3368 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 3369 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 3370 */ 3371 /* 3372 * All the relevant path information is in the associated immediate notify 3373 */ 3374 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); 3375 ntp = isp_find_ntpd(isp, XS_CHANNEL(ccb), ccb->cna2.tag_id, ccb->cna2.seq_id); 3376 if (ntp == NULL) { 3377 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__, 3378 ccb->cna2.tag_id, ccb->cna2.seq_id); 3379 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3380 xpt_done(ccb); 3381 break; 3382 } 3383 if (isp_handle_platform_target_notify_ack(isp, &ntp->nt, 3384 (ccb->ccb_h.flags & CAM_SEND_STATUS) ? ccb->cna2.arg : 0)) { 3385 cam_freeze_devq(ccb->ccb_h.path); 3386 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3387 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 3388 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 3389 break; 3390 } 3391 isp_put_ntpd(isp, XS_CHANNEL(ccb), ntp); 3392 ccb->ccb_h.status = CAM_REQ_CMP; 3393 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); 3394 xpt_done(ccb); 3395 break; 3396 } 3397 case XPT_CONT_TARGET_IO: 3398 isp_target_start_ctio(isp, ccb, FROM_CAM); 3399 break; 3400 #endif 3401 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 3402 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 3403 tgt = ccb->ccb_h.target_id; 3404 tgt |= (bus << 16); 3405 3406 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 3407 if (error) { 3408 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3409 } else { 3410 /* 3411 * If we have a FC device, reset the Command 3412 * Reference Number, because the target will expect 3413 * that we re-start the CRN at 1 after a reset. 3414 */ 3415 if (IS_FC(isp)) 3416 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 3417 3418 ccb->ccb_h.status = CAM_REQ_CMP; 3419 } 3420 xpt_done(ccb); 3421 break; 3422 case XPT_ABORT: /* Abort the specified CCB */ 3423 { 3424 union ccb *accb = ccb->cab.abort_ccb; 3425 switch (accb->ccb_h.func_code) { 3426 #ifdef ISP_TARGET_MODE 3427 case XPT_ACCEPT_TARGET_IO: 3428 isp_abort_atio(isp, ccb); 3429 break; 3430 case XPT_IMMEDIATE_NOTIFY: 3431 isp_abort_inot(isp, ccb); 3432 break; 3433 #endif 3434 case XPT_SCSI_IO: 3435 error = isp_control(isp, ISPCTL_ABORT_CMD, accb); 3436 if (error) { 3437 ccb->ccb_h.status = CAM_UA_ABORT; 3438 } else { 3439 ccb->ccb_h.status = CAM_REQ_CMP; 3440 } 3441 break; 3442 default: 3443 ccb->ccb_h.status = CAM_REQ_INVALID; 3444 break; 3445 } 3446 /* 3447 * This is not a queued CCB, so the caller expects it to be 3448 * complete when control is returned. 3449 */ 3450 break; 3451 } 3452 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 3453 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3454 cts = &ccb->cts; 3455 if (!IS_CURRENT_SETTINGS(cts)) { 3456 ccb->ccb_h.status = CAM_REQ_INVALID; 3457 xpt_done(ccb); 3458 break; 3459 } 3460 tgt = cts->ccb_h.target_id; 3461 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3462 if (IS_SCSI(isp)) { 3463 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3464 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3465 sdparam *sdp = SDPARAM(isp, bus); 3466 uint16_t *dptr; 3467 3468 if (spi->valid == 0 && scsi->valid == 0) { 3469 ccb->ccb_h.status = CAM_REQ_CMP; 3470 xpt_done(ccb); 3471 break; 3472 } 3473 3474 /* 3475 * We always update (internally) from goal_flags 3476 * so any request to change settings just gets 3477 * vectored to that location. 3478 */ 3479 dptr = &sdp->isp_devparam[tgt].goal_flags; 3480 3481 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3482 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 3483 *dptr |= DPARM_DISC; 3484 else 3485 *dptr &= ~DPARM_DISC; 3486 } 3487 3488 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3489 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 3490 *dptr |= DPARM_TQING; 3491 else 3492 *dptr &= ~DPARM_TQING; 3493 } 3494 3495 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3496 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 3497 *dptr |= DPARM_WIDE; 3498 else 3499 *dptr &= ~DPARM_WIDE; 3500 } 3501 3502 /* 3503 * XXX: FIX ME 3504 */ 3505 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 3506 *dptr |= DPARM_SYNC; 3507 /* 3508 * XXX: CHECK FOR LEGALITY 3509 */ 3510 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 3511 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 3512 } else { 3513 *dptr &= ~DPARM_SYNC; 3514 } 3515 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, 3516 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 3517 sdp->isp_devparam[tgt].dev_update = 1; 3518 sdp->update = 1; 3519 } 3520 ccb->ccb_h.status = CAM_REQ_CMP; 3521 xpt_done(ccb); 3522 break; 3523 case XPT_GET_TRAN_SETTINGS: 3524 cts = &ccb->cts; 3525 tgt = cts->ccb_h.target_id; 3526 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3527 if (IS_FC(isp)) { 3528 fcparam *fcp = FCPARAM(isp, bus); 3529 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3530 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 3531 3532 cts->protocol = PROTO_SCSI; 3533 cts->protocol_version = SCSI_REV_2; 3534 cts->transport = XPORT_FC; 3535 cts->transport_version = 0; 3536 3537 scsi->valid = CTS_SCSI_VALID_TQ; 3538 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3539 fc->valid = CTS_FC_VALID_SPEED; 3540 fc->bitrate = 100000; 3541 fc->bitrate *= fcp->isp_gbspeed; 3542 if (tgt < MAX_FC_TARG) { 3543 fcportdb_t *lp = &fcp->portdb[tgt]; 3544 fc->wwnn = lp->node_wwn; 3545 fc->wwpn = lp->port_wwn; 3546 fc->port = lp->portid; 3547 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 3548 } 3549 } else { 3550 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3551 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3552 sdparam *sdp = SDPARAM(isp, bus); 3553 uint16_t dval, pval, oval; 3554 3555 if (IS_CURRENT_SETTINGS(cts)) { 3556 sdp->isp_devparam[tgt].dev_refresh = 1; 3557 sdp->update = 1; 3558 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3559 dval = sdp->isp_devparam[tgt].actv_flags; 3560 oval = sdp->isp_devparam[tgt].actv_offset; 3561 pval = sdp->isp_devparam[tgt].actv_period; 3562 } else { 3563 dval = sdp->isp_devparam[tgt].nvrm_flags; 3564 oval = sdp->isp_devparam[tgt].nvrm_offset; 3565 pval = sdp->isp_devparam[tgt].nvrm_period; 3566 } 3567 3568 cts->protocol = PROTO_SCSI; 3569 cts->protocol_version = SCSI_REV_2; 3570 cts->transport = XPORT_SPI; 3571 cts->transport_version = 2; 3572 3573 spi->valid = 0; 3574 scsi->valid = 0; 3575 spi->flags = 0; 3576 scsi->flags = 0; 3577 if (dval & DPARM_DISC) { 3578 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3579 } 3580 if ((dval & DPARM_SYNC) && oval && pval) { 3581 spi->sync_offset = oval; 3582 spi->sync_period = pval; 3583 } else { 3584 spi->sync_offset = 0; 3585 spi->sync_period = 0; 3586 } 3587 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3588 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3589 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3590 if (dval & DPARM_WIDE) { 3591 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3592 } else { 3593 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3594 } 3595 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3596 scsi->valid = CTS_SCSI_VALID_TQ; 3597 if (dval & DPARM_TQING) { 3598 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3599 } 3600 spi->valid |= CTS_SPI_VALID_DISC; 3601 } 3602 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 3603 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 3604 } 3605 ccb->ccb_h.status = CAM_REQ_CMP; 3606 xpt_done(ccb); 3607 break; 3608 3609 case XPT_CALC_GEOMETRY: 3610 cam_calc_geometry(&ccb->ccg, 1); 3611 xpt_done(ccb); 3612 break; 3613 3614 case XPT_RESET_BUS: /* Reset the specified bus */ 3615 bus = cam_sim_bus(sim); 3616 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 3617 if (error) { 3618 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3619 xpt_done(ccb); 3620 break; 3621 } 3622 if (bootverbose) { 3623 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 3624 } 3625 if (IS_FC(isp)) { 3626 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 3627 } else { 3628 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 3629 } 3630 ccb->ccb_h.status = CAM_REQ_CMP; 3631 xpt_done(ccb); 3632 break; 3633 3634 case XPT_TERM_IO: /* Terminate the I/O process */ 3635 ccb->ccb_h.status = CAM_REQ_INVALID; 3636 xpt_done(ccb); 3637 break; 3638 3639 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 3640 { 3641 struct ccb_sim_knob *kp = &ccb->knob; 3642 fcparam *fcp; 3643 3644 if (!IS_FC(isp)) { 3645 ccb->ccb_h.status = CAM_REQ_INVALID; 3646 xpt_done(ccb); 3647 break; 3648 } 3649 3650 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3651 fcp = FCPARAM(isp, bus); 3652 3653 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 3654 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 3655 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 3656 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 3657 } 3658 ccb->ccb_h.status = CAM_REQ_CMP; 3659 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 3660 int rchange = 0; 3661 int newrole = 0; 3662 3663 switch (kp->xport_specific.fc.role) { 3664 case KNOB_ROLE_NONE: 3665 if (fcp->role != ISP_ROLE_NONE) { 3666 rchange = 1; 3667 newrole = ISP_ROLE_NONE; 3668 } 3669 break; 3670 case KNOB_ROLE_TARGET: 3671 if (fcp->role != ISP_ROLE_TARGET) { 3672 rchange = 1; 3673 newrole = ISP_ROLE_TARGET; 3674 } 3675 break; 3676 case KNOB_ROLE_INITIATOR: 3677 if (fcp->role != ISP_ROLE_INITIATOR) { 3678 rchange = 1; 3679 newrole = ISP_ROLE_INITIATOR; 3680 } 3681 break; 3682 case KNOB_ROLE_BOTH: 3683 if (fcp->role != ISP_ROLE_BOTH) { 3684 rchange = 1; 3685 newrole = ISP_ROLE_BOTH; 3686 } 3687 break; 3688 } 3689 if (rchange) { 3690 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 3691 if (isp_control(isp, ISPCTL_CHANGE_ROLE, 3692 bus, newrole) != 0) { 3693 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3694 xpt_done(ccb); 3695 break; 3696 } 3697 } 3698 } 3699 xpt_done(ccb); 3700 break; 3701 } 3702 case XPT_GET_SIM_KNOB_OLD: /* Get SIM knobs -- compat value */ 3703 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 3704 { 3705 struct ccb_sim_knob *kp = &ccb->knob; 3706 3707 if (IS_FC(isp)) { 3708 fcparam *fcp; 3709 3710 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3711 fcp = FCPARAM(isp, bus); 3712 3713 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 3714 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 3715 switch (fcp->role) { 3716 case ISP_ROLE_NONE: 3717 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 3718 break; 3719 case ISP_ROLE_TARGET: 3720 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 3721 break; 3722 case ISP_ROLE_INITIATOR: 3723 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 3724 break; 3725 case ISP_ROLE_BOTH: 3726 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 3727 break; 3728 } 3729 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 3730 ccb->ccb_h.status = CAM_REQ_CMP; 3731 } else { 3732 ccb->ccb_h.status = CAM_REQ_INVALID; 3733 } 3734 xpt_done(ccb); 3735 break; 3736 } 3737 case XPT_PATH_INQ: /* Path routing inquiry */ 3738 { 3739 struct ccb_pathinq *cpi = &ccb->cpi; 3740 3741 cpi->version_num = 1; 3742 #ifdef ISP_TARGET_MODE 3743 if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp)) 3744 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 3745 else 3746 #endif 3747 cpi->target_sprt = 0; 3748 cpi->hba_eng_cnt = 0; 3749 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 3750 cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ? 3751 255 : ISP_MAX_LUNS(isp) - 1; 3752 cpi->bus_id = cam_sim_bus(sim); 3753 if (isp->isp_osinfo.sixtyfourbit) 3754 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 3755 else 3756 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 3757 3758 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 3759 if (IS_FC(isp)) { 3760 fcparam *fcp = FCPARAM(isp, bus); 3761 3762 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 3763 cpi->hba_misc |= PIM_EXTLUNS | PIM_NOSCAN; 3764 3765 /* 3766 * Because our loop ID can shift from time to time, 3767 * make our initiator ID out of range of our bus. 3768 */ 3769 cpi->initiator_id = cpi->max_target + 1; 3770 3771 /* 3772 * Set base transfer capabilities for Fibre Channel, for this HBA. 3773 */ 3774 if (IS_25XX(isp)) { 3775 cpi->base_transfer_speed = 8000000; 3776 } else if (IS_24XX(isp)) { 3777 cpi->base_transfer_speed = 4000000; 3778 } else if (IS_23XX(isp)) { 3779 cpi->base_transfer_speed = 2000000; 3780 } else { 3781 cpi->base_transfer_speed = 1000000; 3782 } 3783 cpi->hba_inquiry = PI_TAG_ABLE; 3784 cpi->transport = XPORT_FC; 3785 cpi->transport_version = 0; 3786 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 3787 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 3788 cpi->xport_specific.fc.port = fcp->isp_portid; 3789 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 3790 } else { 3791 sdparam *sdp = SDPARAM(isp, bus); 3792 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 3793 cpi->hba_misc = PIM_UNMAPPED; 3794 cpi->initiator_id = sdp->isp_initiator_id; 3795 cpi->base_transfer_speed = 3300; 3796 cpi->transport = XPORT_SPI; 3797 cpi->transport_version = 2; 3798 } 3799 cpi->protocol = PROTO_SCSI; 3800 cpi->protocol_version = SCSI_REV_2; 3801 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 3802 strlcpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 3803 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 3804 cpi->unit_number = cam_sim_unit(sim); 3805 cpi->ccb_h.status = CAM_REQ_CMP; 3806 xpt_done(ccb); 3807 break; 3808 } 3809 default: 3810 ccb->ccb_h.status = CAM_REQ_INVALID; 3811 xpt_done(ccb); 3812 break; 3813 } 3814 } 3815 3816 void 3817 isp_done(XS_T *sccb) 3818 { 3819 ispsoftc_t *isp = XS_ISP(sccb); 3820 uint32_t status; 3821 3822 if (XS_NOERR(sccb)) 3823 XS_SETERR(sccb, CAM_REQ_CMP); 3824 3825 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 3826 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 3827 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 3828 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 3829 } else { 3830 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 3831 } 3832 } 3833 3834 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3835 status = sccb->ccb_h.status & CAM_STATUS_MASK; 3836 if (status != CAM_REQ_CMP && 3837 (sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 3838 sccb->ccb_h.status |= CAM_DEV_QFRZN; 3839 xpt_freeze_devq(sccb->ccb_h.path, 1); 3840 } 3841 3842 if (ISP_PCMD(sccb)) { 3843 if (callout_active(&PISP_PCMD(sccb)->wdog)) 3844 callout_stop(&PISP_PCMD(sccb)->wdog); 3845 isp_free_pcmd(isp, (union ccb *) sccb); 3846 } 3847 xpt_done((union ccb *) sccb); 3848 } 3849 3850 void 3851 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 3852 { 3853 int bus; 3854 static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s"; 3855 char buf[64]; 3856 char *msg = NULL; 3857 target_id_t tgt; 3858 fcportdb_t *lp; 3859 struct isp_fc *fc; 3860 struct cam_path *tmppath; 3861 struct ac_contract ac; 3862 struct ac_device_changed *adc; 3863 va_list ap; 3864 3865 switch (cmd) { 3866 case ISPASYNC_NEW_TGT_PARAMS: 3867 { 3868 struct ccb_trans_settings_scsi *scsi; 3869 struct ccb_trans_settings_spi *spi; 3870 int flags, tgt; 3871 sdparam *sdp; 3872 struct ccb_trans_settings cts; 3873 3874 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 3875 3876 va_start(ap, cmd); 3877 bus = va_arg(ap, int); 3878 tgt = va_arg(ap, int); 3879 va_end(ap); 3880 sdp = SDPARAM(isp, bus); 3881 3882 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3883 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 3884 break; 3885 } 3886 flags = sdp->isp_devparam[tgt].actv_flags; 3887 cts.type = CTS_TYPE_CURRENT_SETTINGS; 3888 cts.protocol = PROTO_SCSI; 3889 cts.transport = XPORT_SPI; 3890 3891 scsi = &cts.proto_specific.scsi; 3892 spi = &cts.xport_specific.spi; 3893 3894 if (flags & DPARM_TQING) { 3895 scsi->valid |= CTS_SCSI_VALID_TQ; 3896 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3897 } 3898 3899 if (flags & DPARM_DISC) { 3900 spi->valid |= CTS_SPI_VALID_DISC; 3901 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3902 } 3903 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 3904 if (flags & DPARM_WIDE) { 3905 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3906 } else { 3907 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3908 } 3909 if (flags & DPARM_SYNC) { 3910 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3911 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3912 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 3913 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 3914 } 3915 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); 3916 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 3917 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 3918 xpt_free_path(tmppath); 3919 break; 3920 } 3921 case ISPASYNC_BUS_RESET: 3922 { 3923 va_start(ap, cmd); 3924 bus = va_arg(ap, int); 3925 va_end(ap); 3926 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 3927 if (IS_FC(isp)) { 3928 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 3929 } else { 3930 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 3931 } 3932 break; 3933 } 3934 case ISPASYNC_LIP: 3935 if (msg == NULL) 3936 msg = "LIP Received"; 3937 /* FALLTHROUGH */ 3938 case ISPASYNC_LOOP_RESET: 3939 if (msg == NULL) 3940 msg = "LOOP Reset"; 3941 /* FALLTHROUGH */ 3942 case ISPASYNC_LOOP_DOWN: 3943 if (msg == NULL) 3944 msg = "LOOP Down"; 3945 va_start(ap, cmd); 3946 bus = va_arg(ap, int); 3947 va_end(ap); 3948 isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0); 3949 isp_loop_changed(isp, bus); 3950 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 3951 break; 3952 case ISPASYNC_LOOP_UP: 3953 va_start(ap, cmd); 3954 bus = va_arg(ap, int); 3955 va_end(ap); 3956 isp_loop_changed(isp, bus); 3957 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 3958 break; 3959 case ISPASYNC_DEV_ARRIVED: 3960 va_start(ap, cmd); 3961 bus = va_arg(ap, int); 3962 lp = va_arg(ap, fcportdb_t *); 3963 va_end(ap); 3964 fc = ISP_FC_PC(isp, bus); 3965 tgt = FC_PORTDB_TGT(isp, bus, lp); 3966 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 3967 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived"); 3968 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 3969 (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 3970 lp->is_target = 1; 3971 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 3972 isp_make_here(isp, lp, bus, tgt); 3973 } 3974 if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 3975 (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) { 3976 lp->is_initiator = 1; 3977 ac.contract_number = AC_CONTRACT_DEV_CHG; 3978 adc = (struct ac_device_changed *) ac.contract_data; 3979 adc->wwpn = lp->port_wwn; 3980 adc->port = lp->portid; 3981 adc->target = tgt; 3982 adc->arrived = 1; 3983 xpt_async(AC_CONTRACT, fc->path, &ac); 3984 } 3985 break; 3986 case ISPASYNC_DEV_CHANGED: 3987 va_start(ap, cmd); 3988 bus = va_arg(ap, int); 3989 lp = va_arg(ap, fcportdb_t *); 3990 va_end(ap); 3991 fc = ISP_FC_PC(isp, bus); 3992 tgt = FC_PORTDB_TGT(isp, bus, lp); 3993 isp_gen_role_str(buf, sizeof (buf), lp->new_prli_word3); 3994 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->new_portid, lp->handle, buf, "changed"); 3995 changed: 3996 if (lp->is_target != 3997 ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 3998 (lp->new_prli_word3 & PRLI_WD3_TARGET_FUNCTION))) { 3999 lp->is_target = !lp->is_target; 4000 if (lp->is_target) { 4001 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4002 isp_make_here(isp, lp, bus, tgt); 4003 } else { 4004 isp_make_gone(isp, lp, bus, tgt); 4005 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4006 } 4007 } 4008 if (lp->is_initiator != 4009 ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4010 (lp->new_prli_word3 & PRLI_WD3_INITIATOR_FUNCTION))) { 4011 lp->is_initiator = !lp->is_initiator; 4012 ac.contract_number = AC_CONTRACT_DEV_CHG; 4013 adc = (struct ac_device_changed *) ac.contract_data; 4014 adc->wwpn = lp->port_wwn; 4015 adc->port = lp->portid; 4016 adc->target = tgt; 4017 adc->arrived = lp->is_initiator; 4018 xpt_async(AC_CONTRACT, fc->path, &ac); 4019 } 4020 break; 4021 case ISPASYNC_DEV_STAYED: 4022 va_start(ap, cmd); 4023 bus = va_arg(ap, int); 4024 lp = va_arg(ap, fcportdb_t *); 4025 va_end(ap); 4026 fc = ISP_FC_PC(isp, bus); 4027 tgt = FC_PORTDB_TGT(isp, bus, lp); 4028 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4029 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "stayed"); 4030 goto changed; 4031 case ISPASYNC_DEV_GONE: 4032 va_start(ap, cmd); 4033 bus = va_arg(ap, int); 4034 lp = va_arg(ap, fcportdb_t *); 4035 va_end(ap); 4036 fc = ISP_FC_PC(isp, bus); 4037 tgt = FC_PORTDB_TGT(isp, bus, lp); 4038 /* 4039 * If this has a virtual target or initiator set the isp_gdt 4040 * timer running on it to delay its departure. 4041 */ 4042 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4043 if (lp->is_target || lp->is_initiator) { 4044 lp->state = FC_PORTDB_STATE_ZOMBIE; 4045 lp->gone_timer = fc->gone_device_time; 4046 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone zombie"); 4047 if (fc->ready && !callout_active(&fc->gdt)) { 4048 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); 4049 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4050 } 4051 break; 4052 } 4053 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone"); 4054 break; 4055 case ISPASYNC_CHANGE_NOTIFY: 4056 { 4057 char *msg; 4058 int evt, nphdl, nlstate, portid, reason; 4059 4060 va_start(ap, cmd); 4061 bus = va_arg(ap, int); 4062 evt = va_arg(ap, int); 4063 if (evt == ISPASYNC_CHANGE_PDB) { 4064 nphdl = va_arg(ap, int); 4065 nlstate = va_arg(ap, int); 4066 reason = va_arg(ap, int); 4067 } else if (evt == ISPASYNC_CHANGE_SNS) { 4068 portid = va_arg(ap, int); 4069 } else { 4070 nphdl = NIL_HANDLE; 4071 nlstate = reason = 0; 4072 } 4073 va_end(ap); 4074 fc = ISP_FC_PC(isp, bus); 4075 4076 if (evt == ISPASYNC_CHANGE_PDB) { 4077 msg = "Port Database Changed"; 4078 isp_prt(isp, ISP_LOGINFO, 4079 "Chan %d %s (nphdl 0x%x state 0x%x reason 0x%x)", 4080 bus, msg, nphdl, nlstate, reason); 4081 } else if (evt == ISPASYNC_CHANGE_SNS) { 4082 msg = "Name Server Database Changed"; 4083 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (PortID 0x%06x)", 4084 bus, msg, portid); 4085 } else { 4086 msg = "Other Change Notify"; 4087 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4088 } 4089 isp_loop_changed(isp, bus); 4090 break; 4091 } 4092 #ifdef ISP_TARGET_MODE 4093 case ISPASYNC_TARGET_NOTIFY: 4094 { 4095 isp_notify_t *notify; 4096 va_start(ap, cmd); 4097 notify = va_arg(ap, isp_notify_t *); 4098 va_end(ap); 4099 switch (notify->nt_ncode) { 4100 case NT_ABORT_TASK: 4101 case NT_ABORT_TASK_SET: 4102 case NT_CLEAR_ACA: 4103 case NT_CLEAR_TASK_SET: 4104 case NT_LUN_RESET: 4105 case NT_TARGET_RESET: 4106 case NT_QUERY_TASK_SET: 4107 case NT_QUERY_ASYNC_EVENT: 4108 /* 4109 * These are task management functions. 4110 */ 4111 isp_handle_platform_target_tmf(isp, notify); 4112 break; 4113 case NT_BUS_RESET: 4114 case NT_LIP_RESET: 4115 case NT_LINK_UP: 4116 case NT_LINK_DOWN: 4117 case NT_HBA_RESET: 4118 /* 4119 * No action need be taken here. 4120 */ 4121 break; 4122 case NT_GLOBAL_LOGOUT: 4123 case NT_LOGOUT: 4124 /* 4125 * This is device arrival/departure notification 4126 */ 4127 isp_handle_platform_target_notify_ack(isp, notify, 0); 4128 break; 4129 default: 4130 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 4131 isp_handle_platform_target_notify_ack(isp, notify, 0); 4132 break; 4133 } 4134 break; 4135 } 4136 case ISPASYNC_TARGET_NOTIFY_ACK: 4137 { 4138 void *inot; 4139 va_start(ap, cmd); 4140 inot = va_arg(ap, void *); 4141 va_end(ap); 4142 if (isp_notify_ack(isp, inot)) { 4143 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 4144 if (tp) { 4145 tp->isp = isp; 4146 if (inot) { 4147 memcpy(tp->data, inot, sizeof (tp->data)); 4148 tp->not = tp->data; 4149 } else { 4150 tp->not = NULL; 4151 } 4152 callout_init_mtx(&tp->timer, &isp->isp_lock, 0); 4153 callout_reset(&tp->timer, 5, 4154 isp_refire_notify_ack, tp); 4155 } else { 4156 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 4157 } 4158 } 4159 break; 4160 } 4161 case ISPASYNC_TARGET_ACTION: 4162 { 4163 isphdr_t *hp; 4164 4165 va_start(ap, cmd); 4166 hp = va_arg(ap, isphdr_t *); 4167 va_end(ap); 4168 switch (hp->rqs_entry_type) { 4169 default: 4170 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 4171 break; 4172 case RQSTYPE_NOTIFY: 4173 if (IS_24XX(isp)) { 4174 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 4175 } else { 4176 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 4177 } 4178 break; 4179 case RQSTYPE_ATIO: 4180 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 4181 break; 4182 case RQSTYPE_ATIO2: 4183 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 4184 break; 4185 case RQSTYPE_CTIO7: 4186 case RQSTYPE_CTIO3: 4187 case RQSTYPE_CTIO2: 4188 case RQSTYPE_CTIO: 4189 isp_handle_platform_ctio(isp, hp); 4190 break; 4191 case RQSTYPE_ABTS_RCVD: 4192 { 4193 abts_t *abts = (abts_t *)hp; 4194 isp_notify_t notify, *nt = ¬ify; 4195 atio_private_data_t *atp; 4196 fcportdb_t *lp; 4197 uint16_t chan; 4198 uint32_t sid, did; 4199 4200 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 4201 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 4202 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 4203 4204 nt->nt_hba = isp; 4205 nt->nt_did = did; 4206 nt->nt_nphdl = abts->abts_nphdl; 4207 nt->nt_sid = sid; 4208 isp_find_chan_by_did(isp, did, &chan); 4209 if (chan == ISP_NOCHAN) { 4210 nt->nt_tgt = TGT_ANY; 4211 } else { 4212 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 4213 if (isp_find_pdb_by_handle(isp, chan, abts->abts_nphdl, &lp)) { 4214 nt->nt_wwn = lp->port_wwn; 4215 } else { 4216 nt->nt_wwn = INI_ANY; 4217 } 4218 } 4219 /* 4220 * Try hard to find the lun for this command. 4221 */ 4222 atp = isp_find_atpd(isp, chan, abts->abts_rxid_task); 4223 nt->nt_lun = atp ? atp->lun : LUN_ANY; 4224 nt->nt_need_ack = 1; 4225 nt->nt_tagval = abts->abts_rxid_task; 4226 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 4227 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 4228 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)", 4229 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 4230 } else { 4231 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)", 4232 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 4233 } 4234 nt->nt_channel = chan; 4235 nt->nt_ncode = NT_ABORT_TASK; 4236 nt->nt_lreserved = hp; 4237 isp_handle_platform_target_tmf(isp, nt); 4238 break; 4239 } 4240 } 4241 break; 4242 } 4243 #endif 4244 case ISPASYNC_FW_CRASH: 4245 { 4246 uint16_t mbox1, mbox6; 4247 mbox1 = ISP_READ(isp, OUTMAILBOX1); 4248 if (IS_DUALBUS(isp)) { 4249 mbox6 = ISP_READ(isp, OUTMAILBOX6); 4250 } else { 4251 mbox6 = 0; 4252 } 4253 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 4254 #if 0 4255 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 4256 isp->isp_osinfo.mbox_sleep_ok = 0; 4257 isp_reinit(isp, 1); 4258 isp->isp_osinfo.mbox_sleep_ok = mbox1; 4259 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 4260 #endif 4261 break; 4262 } 4263 default: 4264 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 4265 break; 4266 } 4267 } 4268 4269 uint64_t 4270 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 4271 { 4272 uint64_t seed; 4273 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4274 4275 /* First try to use explicitly configured WWNs. */ 4276 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 4277 if (seed) 4278 return (seed); 4279 4280 /* Otherwise try to use WWNs from NVRAM. */ 4281 if (isactive) { 4282 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : 4283 FCPARAM(isp, chan)->isp_wwpn_nvram; 4284 if (seed) 4285 return (seed); 4286 } 4287 4288 /* If still no WWNs, try to steal them from the first channel. */ 4289 if (chan > 0) { 4290 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : 4291 ISP_FC_PC(isp, 0)->def_wwpn; 4292 if (seed == 0) { 4293 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : 4294 FCPARAM(isp, 0)->isp_wwpn_nvram; 4295 } 4296 } 4297 4298 /* If still nothing -- improvise. */ 4299 if (seed == 0) { 4300 seed = 0x400000007F000000ull + device_get_unit(isp->isp_dev); 4301 if (!iswwnn) 4302 seed ^= 0x0100000000000000ULL; 4303 } 4304 4305 /* For additional channels we have to improvise even more. */ 4306 if (!iswwnn && chan > 0) { 4307 /* 4308 * We'll stick our channel number plus one first into bits 4309 * 57..59 and thence into bits 52..55 which allows for 8 bits 4310 * of channel which is enough for our maximum of 255 channels. 4311 */ 4312 seed ^= 0x0100000000000000ULL; 4313 seed ^= ((uint64_t) (chan + 1) & 0xf) << 56; 4314 seed ^= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 4315 } 4316 return (seed); 4317 } 4318 4319 void 4320 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 4321 { 4322 int loc; 4323 char lbuf[200]; 4324 va_list ap; 4325 4326 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4327 return; 4328 } 4329 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 4330 loc = strlen(lbuf); 4331 va_start(ap, fmt); 4332 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 4333 va_end(ap); 4334 printf("%s\n", lbuf); 4335 } 4336 4337 void 4338 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 4339 { 4340 va_list ap; 4341 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4342 return; 4343 } 4344 xpt_print_path(xs->ccb_h.path); 4345 va_start(ap, fmt); 4346 vprintf(fmt, ap); 4347 va_end(ap); 4348 printf("\n"); 4349 } 4350 4351 uint64_t 4352 isp_nanotime_sub(struct timespec *b, struct timespec *a) 4353 { 4354 uint64_t elapsed; 4355 struct timespec x = *b; 4356 timespecsub(&x, a); 4357 elapsed = GET_NANOSEC(&x); 4358 if (elapsed == 0) 4359 elapsed++; 4360 return (elapsed); 4361 } 4362 4363 int 4364 isp_mbox_acquire(ispsoftc_t *isp) 4365 { 4366 if (isp->isp_osinfo.mboxbsy) { 4367 return (1); 4368 } else { 4369 isp->isp_osinfo.mboxcmd_done = 0; 4370 isp->isp_osinfo.mboxbsy = 1; 4371 return (0); 4372 } 4373 } 4374 4375 void 4376 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 4377 { 4378 u_int t, to; 4379 4380 to = (mbp->timeout == 0) ? MBCMD_DEFAULT_TIMEOUT : mbp->timeout; 4381 if (isp->isp_osinfo.mbox_sleep_ok) { 4382 isp->isp_osinfo.mbox_sleep_ok = 0; 4383 isp->isp_osinfo.mbox_sleeping = 1; 4384 msleep_sbt(&isp->isp_osinfo.mboxcmd_done, &isp->isp_osinfo.lock, 4385 PRIBIO, "ispmbx_sleep", to * SBT_1US, 0, 0); 4386 isp->isp_osinfo.mbox_sleep_ok = 1; 4387 isp->isp_osinfo.mbox_sleeping = 0; 4388 } else { 4389 for (t = 0; t < to; t += 100) { 4390 if (isp->isp_osinfo.mboxcmd_done) 4391 break; 4392 ISP_RUN_ISR(isp); 4393 if (isp->isp_osinfo.mboxcmd_done) 4394 break; 4395 ISP_DELAY(100); 4396 } 4397 } 4398 if (isp->isp_osinfo.mboxcmd_done == 0) { 4399 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (%s:%d)", 4400 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", 4401 isp->isp_lastmbxcmd, to, mbp->func, mbp->lineno); 4402 mbp->param[0] = MBOX_TIMEOUT; 4403 isp->isp_osinfo.mboxcmd_done = 1; 4404 } 4405 } 4406 4407 void 4408 isp_mbox_notify_done(ispsoftc_t *isp) 4409 { 4410 isp->isp_osinfo.mboxcmd_done = 1; 4411 if (isp->isp_osinfo.mbox_sleeping) 4412 wakeup(&isp->isp_osinfo.mboxcmd_done); 4413 } 4414 4415 void 4416 isp_mbox_release(ispsoftc_t *isp) 4417 { 4418 isp->isp_osinfo.mboxbsy = 0; 4419 } 4420 4421 int 4422 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 4423 { 4424 int ret = 0; 4425 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 4426 ret = -1; 4427 } else { 4428 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 4429 } 4430 return (ret); 4431 } 4432 4433 int 4434 isp_mstohz(int ms) 4435 { 4436 int hz; 4437 struct timeval t; 4438 t.tv_sec = ms / 1000; 4439 t.tv_usec = (ms % 1000) * 1000; 4440 hz = tvtohz(&t); 4441 if (hz < 0) { 4442 hz = 0x7fffffff; 4443 } 4444 if (hz == 0) { 4445 hz = 1; 4446 } 4447 return (hz); 4448 } 4449 4450 void 4451 isp_platform_intr(void *arg) 4452 { 4453 ispsoftc_t *isp = arg; 4454 4455 ISP_LOCK(isp); 4456 ISP_RUN_ISR(isp); 4457 ISP_UNLOCK(isp); 4458 } 4459 4460 void 4461 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 4462 { 4463 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4464 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 4465 } else { 4466 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 4467 } 4468 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 4469 } 4470 4471 /* 4472 * Reset the command reference number for all LUNs on a specific target 4473 * (needed when a target arrives again) or for all targets on a port 4474 * (needed for events like a LIP). 4475 */ 4476 void 4477 isp_fcp_reset_crn(ispsoftc_t *isp, int chan, uint32_t tgt, int tgt_set) 4478 { 4479 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4480 struct isp_nexus *nxp; 4481 int i; 4482 4483 if (tgt_set == 0) 4484 isp_prt(isp, ISP_LOGDEBUG0, 4485 "Chan %d resetting CRN on all targets", chan); 4486 else 4487 isp_prt(isp, ISP_LOGDEBUG0, 4488 "Chan %d resetting CRN on target %u", chan, tgt); 4489 4490 for (i = 0; i < NEXUS_HASH_WIDTH; i++) { 4491 for (nxp = fc->nexus_hash[i]; nxp != NULL; nxp = nxp->next) { 4492 if (tgt_set == 0 || tgt == nxp->tgt) 4493 nxp->crnseed = 0; 4494 } 4495 } 4496 } 4497 4498 int 4499 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 4500 { 4501 lun_id_t lun; 4502 uint32_t chan, tgt; 4503 struct isp_fc *fc; 4504 struct isp_nexus *nxp; 4505 int idx; 4506 4507 if (IS_2100(isp)) 4508 return (0); 4509 4510 chan = XS_CHANNEL(cmd); 4511 tgt = XS_TGT(cmd); 4512 lun = XS_LUN(cmd); 4513 fc = &isp->isp_osinfo.pc.fc[chan]; 4514 idx = NEXUS_HASH(tgt, lun); 4515 nxp = fc->nexus_hash[idx]; 4516 4517 while (nxp) { 4518 if (nxp->tgt == tgt && nxp->lun == lun) 4519 break; 4520 nxp = nxp->next; 4521 } 4522 if (nxp == NULL) { 4523 nxp = fc->nexus_free_list; 4524 if (nxp == NULL) { 4525 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 4526 if (nxp == NULL) { 4527 return (-1); 4528 } 4529 } else { 4530 fc->nexus_free_list = nxp->next; 4531 } 4532 nxp->tgt = tgt; 4533 nxp->lun = lun; 4534 nxp->next = fc->nexus_hash[idx]; 4535 fc->nexus_hash[idx] = nxp; 4536 } 4537 if (nxp->crnseed == 0) 4538 nxp->crnseed = 1; 4539 PISP_PCMD(cmd)->crn = nxp->crnseed; 4540 *crnp = nxp->crnseed++; 4541 return (0); 4542 } 4543 4544 /* 4545 * We enter with the lock held 4546 */ 4547 void 4548 isp_timer(void *arg) 4549 { 4550 ispsoftc_t *isp = arg; 4551 #ifdef ISP_TARGET_MODE 4552 isp_tmcmd_restart(isp); 4553 #endif 4554 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 4555 } 4556 4557 isp_ecmd_t * 4558 isp_get_ecmd(ispsoftc_t *isp) 4559 { 4560 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 4561 if (ecmd) { 4562 isp->isp_osinfo.ecmd_free = ecmd->next; 4563 } 4564 return (ecmd); 4565 } 4566 4567 void 4568 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 4569 { 4570 ecmd->next = isp->isp_osinfo.ecmd_free; 4571 isp->isp_osinfo.ecmd_free = ecmd; 4572 } 4573